CN100531646C - Head for a suction cleaner - Google Patents

Head for a suction cleaner Download PDF

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Publication number
CN100531646C
CN100531646C CNB2003801092833A CN200380109283A CN100531646C CN 100531646 C CN100531646 C CN 100531646C CN B2003801092833 A CNB2003801092833 A CN B2003801092833A CN 200380109283 A CN200380109283 A CN 200380109283A CN 100531646 C CN100531646 C CN 100531646C
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CN
China
Prior art keywords
duster
floor nozzle
conveyer belt
upper casing
tool elements
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Expired - Fee Related
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CNB2003801092833A
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Chinese (zh)
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CN1744841A (en
Inventor
安德鲁·D·博迪
克里斯托弗·T·埃尔斯沃西
高文·伯纳姆
鲁本·普劳德
本特·I·A·伊瓦尔斯森
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Vax Ltd
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Vax Ltd
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Publication of CN1744841A publication Critical patent/CN1744841A/en
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Publication of CN100531646C publication Critical patent/CN100531646C/en
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Abstract

A head (10) for a suction cleaner is described. The head (10) including: a lower housing portion (12); an upper housing portion (14); and a rotatably mounted brush bar (26) mounted within the housing portions (12, 14). The upper housing portion (14) is pivotable relative to the lower housing portion (12) between a closed position for use and an open position in which the brush bar (26) is exposed from above and the front.

Description

Floor nozzle of duster
Technical field
The present invention relates to a kind of Floor nozzle of duster, particularly, the present invention relates to a kind of Floor nozzle of duster that includes a tool elements that can be driven in rotation, this tool elements for example can be a brush holder support, can be the suitable the sort of brush holder support that is connected with the body of rod of " tube " formula dust catcher, perhaps can be the sort of brush holder support that is adapted to be mounted within on " standing " formula dust catcher.
Background technology
Usually the domestic vacuum cleaners that are called vacuum cleaner generally are divided into two types: " standing " formula dust catcher and " tube " formula dust catcher, and the main body of wherein " founding " head of formula dust catcher and dust catcher is made into integration or is pivotally connected on the main body of dust collector at least; " tube " formula dust catcher then utilizes the instrument that a flexible pipe and/or the body of rod will be resemble the Floor nozzle of duster and the main body of dust catcher to link together.In preceding a kind of dust catcher, Floor nozzle of duster generally includes a brush holder support that is activated.In a kind of dust catcher in back, all instruments all are connected with fixed hairbrush at first, but newer multiple Floor nozzle of duster has been connected with the hairbrush that can be driven in rotation.
The parts that drive these hairbrush can be different.Put it briefly, in vertical type dust collector, brush holder support is driven by a belt, and this belt is driven by motor, and this motor can be to produce the main motor of negative pressure or the stand-by motor with special-purpose.In cylinder cleaner, some dust catcher utilizes main vacuum cleaner to produce swabbing action and utilizes the turbine that is arranged in the Floor nozzle of duster to drive hairbrush, other dust catcher then comprises a motor that is arranged in the Floor nozzle of duster, and this motor is driven by the power supply that is arranged on flexible pipe/body of rod assembly below.Under latter event, the parts that the hairbrush in the Floor nozzle of duster is driven can be belts, or a kind of direct driver part.
In vertical and cylinder vacuum cleaner, the problem that exists from electric brush is: they are meeting and the elongated shape article tied up in knots that has been picked up by vacuum, for example rope or silk ribbon, Ren Lei long hair even usually.The performance of significant waste like this because the air-flow around the hairbrush is restricted, therefore, is removed these elongated shape article so that vacuum cleaner has good performance and is just seemed extremely important.But experience shows: most of user can not clean brush holder support, because in existing dust catcher, cleans brush holder support and generally need use some instruments the base plate of Floor nozzle of duster could to be disassembled.
For all Floor nozzle of duster that brush holder support and no brush holder support are arranged, a common problem that exists is: the uncomfortable chip that has been picked up can be with the gas channel of Floor nozzle of duster complete or part block.Obviously, in this case, the performance of dust catcher can sharply descend, and has only by removing and stop up just resilient.But have been found that: for these existing dust catchers, the user needs just to know for a long time and has stopped up and take essential measure to remove obstruction.This situation in back is mainly owing to need instrument Floor nozzle of duster could be opened to cause, and even owing to utilize instrument also to be difficult to finish this very complicated work, this work can comprise pulls down screw and screw is screwed on again.
Summary of the invention
The object of the present invention is to provide a kind of modified cleaning device that can overcome the problems referred to above and adopt the hairbrush that can be driven in rotation.
According to a first aspect of the invention, provide a kind of Floor nozzle of duster, this Floor nozzle of duster comprises:
A lower case part;
A upper casing part;
It is characterized in that:
Upper casing part can move (for example revolution) relative to the lower case part between closed position and open position, wherein be under the user mode at this Floor nozzle of duster on the closed position, and on open position, can the gas channel the described head be opened from the top.
Floor nozzle of duster of the present invention has following advantage: this Floor nozzle of duster can easily be opened, so that gas channel is cleared up and keeped in repair.
This Floor nozzle of duster also comprises a tool elements of installing with rotary way, for example is installed in the brush holder support in the housing parts.
The lower case part does not preferably comprise any parts that extend in brush holder support the place ahead along laterally, and like this, when upper casing part was shown in an open position, brush holder support just can expose from the place ahead.
In addition, this Floor nozzle of duster does not preferably comprise base plate or like.
In the time of on upper casing part is in the closed position, it defines an airflow orifice with lower case part, and in user mode following time, this airflow orifice is near ground, if include brush holder support in Floor nozzle of duster, brush holder support just is installed in this airflow orifice so.
In addition, it preferably also comprises the claw that at least one can be maintained in its closed position upper casing part, and need not just this claw can be unclamped by any instrument.
When upper casing part is shown in an open position, just can enter the gas channel that is positioned at Floor nozzle of duster, to clean or to keep in repair.
If can utilize a driving mechanism that brush holder support is driven selectively, and when upper casing part is positioned on the open position, preferably can enter in this driving mechanism, to clean or to keep in repair.Under these conditions, need not to utilize any instrument just can at an easy rate brush holder support be disassembled.
This Floor nozzle of duster also comprises a switch that is used to control driving mechanism, and when upper casing part was shown in an open position, this switch disconnected, and like this, driving mechanism just can not be operated; In the time of on upper casing part is in the closed position, this switch is closed, and like this, driving mechanism just can move.In these cases, can be arranged on that lip-deep projection makes this switch motion within the upper casing part by one, when upper casing part moved on the closing position, this projection contacted with switch.
This driving mechanism can comprise a motor that is arranged in the Floor nozzle of duster.
This driving mechanism can comprise a turbine that is arranged in the Floor nozzle of duster, substitutes the structure that comprises motor with this structure.In this case, when upper casing part moves on the open position, the enterable gas channel that is arranged in the Floor nozzle of duster comprises a path that leads to turbine and/or extend out from turbine, perhaps when needs clean, can provide an inlet that leads to its rotor by turbine even.
The driving mechanism that is used to tool elements is rotated can comprise a conveyer belt, and this conveyer belt has inner surface and outer surface, and does not walk around tool elements.
This feature of the present invention has following advantage: can at an easy rate tool elements be disassembled from driving mechanism.
This driving mechanism preferably also comprises a driving pinion that is arranged on the tool elements, and conveyer belt is processed with tooth on its outer surface and is meshed with drive pinion.
Driving mechanism can further comprise a turbine, the turbine pinion that one of turbine drives engages with conveyer belt.Selectively, can comprise a motor, the motor pinion that motor-driven engages with conveyer belt.
This conveyer belt surface within it is provided with tooth, and is meshed on the pinion of turbine or motor and with the pinion of turbine or motor.Perhaps, the pinion of motor or turbine also can be meshed with the band tooth outer surface of conveyer belt.
A kind of alternative structure as adopting band tooth conveyer belt can be provided with a circumferential pulled surface on tool elements, this surface can be bonded with each other by friction with the outer surface of belt.Pulled surface on the tool elements can adopt the form of belt pulley, for example has the belt pulley in V-arrangement cross section, and the outer surface of this belt can have the suitable respective cross-section shape that can cooperatively interact with pulled surface.
Motor or turbine can be provided with one can with the pinion that has tooth inner surface or outer surface to engage of conveyer belt, and this motor or turbine can have a driving wheel, for example the belt pulley that engages with the inner surface or the outer surface of conveyer belt by frictional force.
This driving mechanism also can comprise a bogie wheel easily, and conveyer belt can be on this bogie wheel, and this bogie wheel remains on conveyer belt near engaging on the position of tool elements and with drive pinion on being arranged on tool elements.
Adopting not conveyer belt on the tool elements to improve need not any instrument or the equipment ability that just can at an easy rate tool elements be disassembled, this means, be easy to remove to the tangling of tool elements except having, if desired, can also substitute this tool elements with a kind of tool elements of difference in functionality of can realizing.For example, the brush holder support that is used on the carpet surface can be substituted by another brush holder support that is used on the hardstand, is perhaps substituted by a polishing or polishing tool.At present, be difficult to tool elements disassembled and be meant that Floor nozzle of duster generally can not use with dissimilar tool elements.
Therefore, need provide the multiple tool elements that is suitable for finishing difference in functionality, and wherein any tool elements can be installed in the Floor nozzle of duster as required all.
According to a second aspect of the invention, provide a kind of dust catcher that includes according to the Floor nozzle of duster of first aspect present invention.
According to a third aspect of the invention we, provide a kind of suitable clearing apparatus that uses with dust catcher, this clearing apparatus comprises:
A connector, this connector are suitable for linking together with the dust catcher bar removably;
A lower case part, this part are fixed on the connector and have a plurality of ground engagement wheels;
A upper casing part, this part is fixed on the connector;
It is characterized in that:
Lower case partly provides a kind of support that is used for installing in rotating mode brush holder support;
Upper casing part can move between closed position and open position relative to the lower case part, wherein on open position, can brush holder support be exposed from the top.
Description of drawings
By example embodiments of the invention are illustrated below with reference to accompanying drawings, wherein:
Fig. 1 is the perspective view according to an embodiment of Floor nozzle of duster of the present invention;
Fig. 2 a and 2b are the side view of Floor nozzle of duster shown in Figure 1, and this Floor nozzle of duster and dust catcher bar link together and lay respectively at (a) primary importance and (b) on the second place;
Fig. 3 is the back perspective view of Floor nozzle of duster shown in Figure 1, has specifically illustrated claw among the figure;
Fig. 4 is the perspective view of Floor nozzle of duster shown in Figure 1, and upper casing part is shown in an open position simultaneously;
Fig. 5 is the perspective view of Floor nozzle of duster shown in Figure 1, and upper casing part is shown in an open position, and brush holder support is in the unloading process;
Fig. 6 is the local enlarged perspective of Floor nozzle of duster shown in Figure 1, for simplicity's sake, motor cover is pulled down;
Fig. 7 is the enlarged perspective of driving mechanism of the brush holder support of another embodiment, and the enclosing cover of motor and conveyer belt all is removed;
Fig. 8 is the local enlarged perspective of the another embodiment of Floor nozzle of duster, and it comprises that is used for the turbine that brush holder support is driven;
Fig. 9 is the zoomed-in view that is used for the another kind of driving mechanism on the brush holder support as above shown in the drawings, and the enclosing cover of motor and conveyer belt all is removed;
Figure 10 be one with the corresponding view of Fig. 9, there is shown the transmission mechanism after a kind of improve;
Figure 11 is a view similar to FIG. 10, there is shown the another kind that driving mechanism is done and improves;
Figure 12 is the partial plan layout of mechanism shown in Figure 11;
Figure 13 is the view similar with 11 to Figure 10, there is shown another improvement that driving mechanism is done.
The specific embodiment
Referring now to accompanying drawing, Floor nozzle of duster 10 comprises a lower case part 12, a upper casing part 14 and a connector part 16, and this connector part is used for the body of rod 18 of Floor nozzle of duster 10 with the dust catcher (not shown) linked together.This connector part 16 is fixed on the lower case part 12 pivotly, shown in Fig. 2 and 3: Fig. 2 shows each parts in the normal service condition whole relation in following time, and Fig. 3 shows under storage configuration or the whole relation between each parts when for example moving to below the furniture.Pivot axis by the connector part 16 that raises with respect to lower case part 12 provides relative ground to arrive the ability of plan-position.
Upper casing part 14 can pivot between the open position shown in the closed position shown in Fig. 1 and 2 and Fig. 4 to 6 around axis B.Upper casing part 14 can be maintained in its closed position by the claw 22 that is arranged on Floor nozzle of duster 10 either sides.This claw 22 comprises a kind of mechanism (over-centre) with the center of crossing of traditional structure, as shown in Figure 3.They can be operated in the following manner: lower link 22a can be unclamped by upwards spurring along the direction shown in the arrow X, and then, claw 22 upwards and forward pivots along the direction shown in the arrow Y, so just it can be unclamped.Claw 22 can be retightened according to opposite operating sequence and to put in place.Like this, as can be seen: need not to adopt any instrument just claw 22 can be unclamped and fix in position again.
Lower case part 12 is provided with ground engagement wheel 20 in the both sides towards its rear portion.It also is equipped with brush holder support retainer 24 pivotly in the both sides towards its place ahead, to be used to support brush holder support 26.This brush holder support retainer 24 can pivot around axis C, wherein this axis C be arranged on the rear portion and under user mode, be positioned at brush holder support 26 above.Brush holder support 26 is provided with dismountable end cap 28 at its two ends.When the detachable function to brush holder support 26 describes, will be expressly understood the purposes of pivotable brush holder support retainer 24 and dismountable end cap 28.
Brush holder support 26 can be subjected to selectable driving by driving mechanism as described below.Lower case part 12 is that motor 30 provides support with relevant control module 32 and motor cover 34 (being dismantled as shown in the figure) in Fig. 4 to 6.Motor 30 provides driving by conveyer belt 36 for brush holder support 26, and wherein conveyer belt 36 is walked around on the brush holder support 26 on the position of transmitting belt wheel 38 places.The route of conveyer belt 36 is closed in the capping, and first enclosure portion 40 and second enclosure portion 42 that is provided by upper casing part 14 that are provided by lower case part 12 are provided in this capping.The capping that is provided by first and second enclosure portions 40,42 is meant: under user mode, conveyer belt 36 is got up by complete closed, so just can prevent that dust from entering and be damaged.
The control module 32 of motor 30 comprises a switch 44, this switch can by one be arranged within the upper casing part 14 lip-deep protruding 46 start.When upper casing part 14 when its open position moves on its closed position, this projection 46 will make the outer button 48 of switch 44 produce action.This switch 44 can be when upper casing part 14 be shown in an open position as a safeguard construction, and assurance motor 30 can not be operated, and so just can not drive brush holder support 26.Therefore, thereby only make button 48 action with switch 44 when closed when projection 46, motor 30 could be operated, thereby brush holder support 26 is driven.
Control module 32 also comprises indicator lamp 50, and in its three embodiment, these indicator lamps are arranged on the upper surface of control module, and can see these indicator lamps by opening that is arranged on motor cover 34 and the opening 52 that is positioned at upper casing part 14.Indicator lamp 50 for example can be used for indicating: (a) to control module 32 power supplies; (b) motor 30 is under the mode of operation, thereby makes brush holder support 26 rotations; (c) not rotation of brush holder support is promptly stopped up by some chip.Be used for indication (a) and indicator lamp (b) and can be green LED, and be used for indicating the indicator lamp of (c) can be red LED.Obviously, the quantity of set indicator lamp and their indicated contents can change as required, and for example, they can indicate brush holder support whether at full speed or to be rotated than low velocity.
When upper casing part 14 in the closed position going up, it and lower case part 12 are combined and are defined a gas channel 54, and brush holder support 26 just is positioned in this gas channel.Airflow orifice 54 be arranged on gas channel 56 UNICOMs in the Floor nozzle of duster 10 and be positioned at motor 30 and the both sides of control module 32, and local the qualification by lower case part 12 form, the part is limited by upper casing part 14 and forms.These gas channels 56 are combined and have been formed a gas channel (not shown), and in this gas channel, upper and lower housing parts 12,14 is fixed on the connector part 16.Adopt two gas channels 56 that airflow orifice 54 and wall scroll gas channel through the body of rod 18 of dust catcher are linked together swabbing action more uniformly can be provided on the whole width of airflow orifice 54.
The structure of aforesaid Floor nozzle of duster 10 allows brush holder support 26 is disassembled simply, so that Floor nozzle of duster 10 is cleared up or keeped in repair.For brush holder support 26 is disassembled, need to adopt following step.Claw 22 unclamped and make upper casing part 14 upwards be pivoted to position shown in Figure 4 around axis B.On this position, can be from the top, below and the place ahead (being represented by arrow D, E and F respectively among Fig. 4) touch brush holder support 26.This mainly be because lower case part 12 do not comprise any along side direction in the part of between the side in brush holder support 26 the place aheads, extending, and Floor nozzle of duster 10 does not comprise base plate or like.
Then, hold brush holder support retainer 24 and also center on axis C along upwards and backward pivoting by the direction shown in the arrow G among Fig. 5.Then, catch end cap 28 and edge in Fig. 5, outwards to spur, so that its end from brush holder support 26 is disassembled by the direction shown in the arrow H.Like this, just can upwards brush holder support 26 be raised up and along in Fig. 5, it being pulled out in Floor nozzle of duster 10, utilize suitable lateral displacement that brush holder support 26 is disassembled from conveyer belt 36 simultaneously by the direction shown in the arrow I.
Be understood that and very simply brush holder support 26 disassembled from Floor nozzle of duster 10, and need not to adopt any instrument.In addition, can be by carrying out above-mentioned steps and brush holder support 26 is changed and need not to adopt any instrument in Floor nozzle of duster 10 according to reverse order.Like this, just can clear up, but also can clean gas channel 56 to brush holder support 26.Like this, compare with existing Floor nozzle of duster, the user of dust catcher just might finish this simple cleaning and maintenance work more.
Referring now to Fig. 7, there is shown the driving mechanism of another embodiment, the especially brush holder support of Floor nozzle of duster, and represent with similar Reference numeral to the parts of the foregoing description system, hereinafter will be illustrated this embodiment.This driving mechanism comprises a motor pinion 35 and a brush holder support driving pinion 38, but conveyer belt 36 is substituted by gear 60,62 and 64.This embodiment still can disassemble brush holder support 26 according to the plain mode identical with aforesaid way, and does not have parts from brush holder support 26 processes.
Referring now to Fig. 8, there is shown the part of Floor nozzle of duster, in this Floor nozzle of duster, the motor that is used to drive brush holder support is substituted by a turbine.Lower case part 12 only has the part to be illustrated, this comprises part 162, this part (with a unshowned appropriate section of housing parts 14) defines a cavity, in this cavity, is supporting a turbine rotor 160 that has a plurality of blades 161 in rotating mode.The air intake that is led to this cavity by the zone at brush holder support 26 places is by 163 expressions, and the outlet (not shown) of this cavity leads to connector part 16, is connecting gas channel 56 near this part.The part suction airstream flows through from this cavity, thereby rotor 160 is rotated.Armature spindle is supporting a pinion 35, and this pinion is connected with driving wheel 38 on being arranged on brush holder support 26 by a toothed conveyer belt 36.
If, as shown in Figure 8, upper casing part 14 relative lower case parts 12 are pivoted to open position and will will are positioned at the turbine rotor 160 of this cavity and lead to and expose from the gas channel of cavity, so just help to rotor clean and/or with chip from removing near it, in case be an impediment to its operation.But, it is low that the frequency that turbine is cleaned will be compared the frequency that brush holder support cleans, therefore, in another kind of turbine structure, turbine can be operated in a cavity, and this cavity can be limited by one or more parts that still can remain on when upper casing part moves on the open position on the correct position and form.Like this, just need the employing instrument could be near the inside of turbine and/or relevant gas channel.
Although the present invention describes applying it to can be had on the brush holder support that select to drive,, the present invention can be applied on the head of other dust catcher equally.For example, have Floor nozzle of duster rotatable but non-driving brush holder support, do not have brush holder support but include the fixing many row brushes hair or the Floor nozzle of duster of rubber tree leaf.
Referring now to Fig. 9, another kind of brush holder support driving mechanism is illustrated.Lower case part 12 provides supporting for motor 130 with relevant control module 132 and motor cover 34 (being dismantled) in Fig. 5 to 8.Motor 130 provides driving force by motor pinion 135, conveyer belt 136 for brush holder support 26, and wherein conveyer belt 136 inside and outside outer surface 136a and 136b are provided with tooth, and walks around from bogie wheel 137 (can be with tooth or not be with tooth).This conveyer belt 136 is meshed with driving pinion 138 on being arranged on brush holder support 26 by toothed outer surface 136b.Like this, need not to make conveyer belt 136 on brush holder support 26, just can drive to brush holder support 26.
The path of conveyer belt 136 is closed in the capping, and this capping comprises first enclosure portion 140 and the second enclosure portion (not shown) that is made of upper casing part 14 that are made of lower case part 12.The capping that constitutes by first and second enclosure portions be meant conveyer belt 136 under user mode by complete closed, so just can prevent that dust from entering and prevent that it is impaired.
If desired brush holder support embodiment illustrated in fig. 9 26 is dismantled/changed, so basically, can operate according to the mode of previous embodiment, simultaneously because conveyer belt 136 not on brush holder support 26, therefore, need not to make conveyer belt 136 and brush holder support 26 to throw off and engage.
The tool elements that is provided with Floor nozzle of duster 10 can adopt dissimilar brush holder supports, especially be applicable on the different ground and brush holder support with different bristle density and/or hardness, certainly can also adopt other version, for example be used for burnishing stick that hardstand is polished or polishes, and bristle can also be substituted by pad.
Figure 10 shows a kind of drives structure similar to Fig. 9 with one to the local corresponding view of Fig. 9, but this drives structure is arranged in one " turbine " head.Difference is: substituted motor 130 with a turbine rotor 160 with a plurality of blades 161, this rotor is arranged on the axle that is supported with rotary way, and this end is provided with pinion 135.Rotor 160 is arranged in the appropriate section of the housing parts 162 of lower case part 12 and upper casing part 14, and these two parts have formed a cavity that is used to hold rotor together.The air intake of this cavity is led to by Reference numeral 163 expressions in zone from brush holder support 26 places, in addition, also is provided with an outlet (not shown), this outlet lead to from this cavity the connector part 16 that is connected with gas channel 56 near.Like this, the part suction airstream will flow through from this cavity, thereby makes rotor 160 revolutions and can drive conveyer belt 136 by suitable reduction gearing.
When upper casing part 14 relative lower case parts 12 are on its open position, can form one and lead to the inlet that is arranged on the turbine rotor 160 in its cavity, as shown in the figure, and, the passage that can also be formed for making air-flow to flow in this cavity if desired and flow out in this cavity is so that clean these parts.But the frequency that need clear up turbine will be well below the cleaning frequency to brush holder support, and the pivot openings of housing parts 14 need not to form an inlet that leads to turbine interior.In this case, turbine can be a local at least interior unit of housing 12,14 that has oneself shell and be arranged on Floor nozzle of duster 10.
Referring now to Figure 11, there is shown another embodiment that is provided with a motor 130, wherein the axle of this motor is provided with a belt pulley 165, and this belt pulley has substituted pinion 135.Belt 166 is installed on belt pulley 165 and the bogie wheel 167, and wherein this bogie wheel 167 also can be a belt pulley, rather than pinion 137.Belt 166 engages with belt pulley 165 and bogie wheel 167, and the shape of cross section of belt 166 inner surfaces is " V " shape belt, and belt pulley and bogie wheel can be processed to the respective shapes that can engage with belt.Brush holder support 26 has a pulled surface 168, and this surface engages with the outer surface of belt, being driven by the outer surface of belt by frictional force.The shape of cross section that is arranged on the outer surface of the shape of cross section of the pulled surface part 168 on the brush holder support and belt 166 can be respectively v-shaped pulley and belt, perhaps has the shape profile that other is suitable for carrying out frictional drive, for example the part is circular, perhaps even be flat.
Figure 12 exemplarily shows the structure of belt pulley shown in Figure 9 165, belt 166, bogie wheel 167 and brush holder support driving wheel part 168 with the form of partial sectional view.As shown in the figure, bogie wheel 167 is subjected to the bias voltage of spring 169 along the direction away from belt pulley 165, and purpose is to keep certain force of strain and set up a kind of good frictional rotation state with the pulled surface of brush holder support between belt pulley 165 and bogie wheel 167.As shown in the figure, belt 166 within it the surface and outer surface on be the V-arrangement profile.
At last with reference to Figure 13, there is shown that a conveyer belt 136 is provided with tooth 136b on its outer surface but its inner surface 136a does not establish the embodiment of tooth.Belt around being extended by the pinion 135 that motor 130 (or turbine) drives, extend but be arranged near pinion 135 another bogie wheels 170 around one, and this pinion is not meshed with band tooth outer surface 136b on the belt.This belt mode as described above engages with brush bar pinion 138.This transmission mechanism has only adopted a surface to be provided with the belt of tooth, and for for brush holder support that has some structure in the Floor nozzle of duster and motor, this transmission mechanism is very valuable.
In addition, as a kind of alternative structure, belt pulley on the driving shaft that is arranged on motor or turbine is engaged with the outer surface of the conveyer belt with appropriate cross-sectional shape, and for example the situation shown in Figure 10 and 12 so just can drive belt by frictional force.
Although in conjunction with the head of cylinder cleaner the present invention has been made description, and this Floor nozzle of duster can be fixed on the dust catcher bar in use, and the present invention may be used on the vertical type dust collector equally.
In this manual, " comprise " and being meant " comprise or by ... constitute ".
Above-mentioned specification or below claims or accompanying drawing in those disclosed feature be in a particular manner or with the parts that are used to carry out maniflest function or to be used to realize that openly result's the method or the form of process show, if it is suitable, these features can also be utilized alone or in combination, thereby the present invention can be implemented in a variety of forms.

Claims (28)

1. Floor nozzle of duster comprises:
Lower case part (12); And
Upper casing part (14), wherein
Described upper casing part (14) lower case part (12) relatively moves between closed position and open position, enterprising enforcement usefulness wherein in the closed position, and on open position, the gas channel (56) that will be positioned at Floor nozzle of duster from the top is opened;
Also comprise the tool elements (26) that is rotatably mounted,, expose from the top with this tool elements when upper casing part (14) when being shown in an open position;
It is characterized in that: described lower case part (12) does not comprise the part that extend in the place ahead of along side direction from tool elements (26), and like this, when upper casing part (14) was shown in an open position, tool elements (26) also can expose from the place ahead.
2. according to the Floor nozzle of duster of claim 1, it is characterized in that: it does not comprise base plate.
3. according to the Floor nozzle of duster of claim 1 or 2, it is characterized in that: in the time of on upper casing part (14) is in the closed position, it defines airflow orifice (54) with lower case part (12), and this airflow orifice is positioned near the ground in use.
4. according to the Floor nozzle of duster of claim 3, it is characterized in that: described tool elements (26) is arranged in the airflow orifice.
5. according to the Floor nozzle of duster of claim 1, it is characterized in that: it also comprises at least one claw (22), and described claw can be maintained in its closed position upper casing part (14), and need not to adopt any instrument just described claw can be unclamped.
6. according to the Floor nozzle of duster of claim 1, it is characterized in that: when upper casing part is shown in an open position, can enter in the gas channel of Floor nozzle of duster, to clean or to keep in repair.
7. according to the Floor nozzle of duster of claim 1, it is characterized in that: tool elements (26) but driven-mechanism drive, and when upper casing part (14) is shown in an open position, can touch this driving mechanism, to clean or to keep in repair.
8. according to the Floor nozzle of duster of claim 7, it is characterized in that: need not to adopt any instrument just can easily described tool elements (26) be disassembled.
9. according to the Floor nozzle of duster of claim 7, it is characterized in that: it also comprises a switch (44) that is used to control driving mechanism, and when upper casing part was shown in an open position, this switch disconnected, and like this, driving mechanism just can not be operated; In the time of on upper casing part is in the closed position, this switch is closed, and like this, driving mechanism just can be operated.
10. according to the Floor nozzle of duster of claim 9, it is characterized in that: switch (44) is started by the projection on the inner surface that is arranged on upper casing part (14) (46), when upper casing part moved on the closed position, this projection contacted with switch.
11. the Floor nozzle of duster according to claim 7 is characterized in that: described driving mechanism is included in the motor (30) in the Floor nozzle of duster.
12. Floor nozzle of duster according to claim 7, it is characterized in that: described driving mechanism comprises a turbine that is arranged in the described Floor nozzle of duster, and described gas channel comprises the passage that leads to turbine and/or extend out and/or pass from turbine from turbine.
13. the Floor nozzle of duster according to claim 7 is characterized in that: be used to make the described driving mechanism of tool elements rotation to comprise conveyer belt (136 with interior and outer surface; 166), described conveyer belt engages with described tool elements (26) by its outer surface.
14. the Floor nozzle of duster according to claim 13 is characterized in that: described driving mechanism also comprises the driving pinion (138) that is arranged on the tool elements, and its outer surface of conveyer belt (136b) is provided with tooth and meshes with driving pinion.
15. the Floor nozzle of duster according to claim 13 is characterized in that: circumferentially pulled surface (168) is arranged on the tool elements, and the outer surface of conveyer belt (166) engages with this pulled surface by frictional force.
16. the Floor nozzle of duster according to claim 15 is characterized in that: described pulled surface is a belt pulley, and the outer surface of described conveyer belt has the cross sectional shape that cooperatively interacts with this belt pulley.
17. the Floor nozzle of duster according to claim 13 is characterized in that: described transmission mechanism also comprises turbine (160), and this turbine pair turbine pinion (135) that engages with conveyer belt drives.
18. the Floor nozzle of duster according to claim 13 is characterized in that: described transmission mechanism also comprises a motor (130), and this motor pair motor pinion that engages with conveyer belt (135) drives.
19. the Floor nozzle of duster according to claim 17 is characterized in that: described conveyer belt surface (136a) within it is provided with tooth, and walks around and engage with it from described turbine.
20. the Floor nozzle of duster according to claim 18 is characterized in that: described conveyer belt surface (136a) within it is provided with tooth, and walks around and engage with it from described motor pinion.
21. the Floor nozzle of duster according to claim 17 is characterized in that: described turbine engages with the band tooth outer surface (136b) of conveyer belt.
22. the Floor nozzle of duster according to claim 18 is characterized in that: the pinion of described motor engages with the band tooth outer surface (136b) of conveyer belt.
23. the Floor nozzle of duster according to claim 15 or 16 is characterized in that: described driving mechanism also comprises a motor or turbine, and this motor or turbine have the driving wheel that engages with conveyer belt by frictional force.
24. the Floor nozzle of duster according to claim 13 is characterized in that: described driving mechanism also comprises bogie wheel, and conveyer belt is also walked around from this bogie wheel, and bogie wheel is fixed on conveyer belt near the tool elements and engages with tool elements.
25. the Floor nozzle of duster according to claim 24 is characterized in that: described bogie wheel is free to rotate.
26. the Floor nozzle of duster according to claim 24 or 25 is characterized in that: described bogie wheel is a pinion.
27. a dust catcher, it comprises Floor nozzle of duster according to claim 1.
28. one kind is suitable for the clearing apparatus that uses with dust catcher, this clearing apparatus comprises connector, and this connector is used for removably being connected with the dust catcher body of rod, and this clearing apparatus also comprises Floor nozzle of duster according to claim 1, wherein:
Lower case partly is fixed on the connector and has a plurality of ground engagement wheels;
Upper casing part is fixed on the connector and with respect to the lower case part and can pivots; And
The lower case part provides supporting for tool elements, and described tool elements comprises a brush holder support that is rotatably mounted.
CNB2003801092833A 2002-12-06 2003-12-05 Head for a suction cleaner Expired - Fee Related CN100531646C (en)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
GB0228481.8 2002-12-06
GB0228481A GB0228481D0 (en) 2002-12-06 2002-12-06 Head for a suction cleaner
GB0228478.4 2002-12-06

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CN1744841A CN1744841A (en) 2006-03-08
CN100531646C true CN100531646C (en) 2009-08-26

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US9380921B2 (en) * 2010-02-15 2016-07-05 Bissell Homecare, Inc. Upright deep cleaner and method
CN105310602B (en) * 2014-07-11 2019-04-02 康塔有限公司 Vacuum cleaner head
CN205433565U (en) * 2016-01-04 2016-08-10 江苏美的清洁电器股份有限公司 Scrubbing brush and dust catcher
CN110786779B (en) * 2018-08-03 2022-04-19 添可智能科技有限公司 Ground brush control system and ground brush
CN109691933A (en) * 2019-01-11 2019-04-30 江苏美的清洁电器股份有限公司 Scrubbing brush and dust catcher with it
CN110115544A (en) * 2019-05-27 2019-08-13 苏州知一得智能技术有限公司 Intelligent scrubbing brush

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US5960514A (en) * 1997-11-10 1999-10-05 The Hoover Company Wheel driven suction nozzle
DE10051177A1 (en) * 2000-04-21 2001-10-25 Hoover Co Suction cleaning nozzle for use in vacuum cleaner has nozzle body with elongated roller chamber which has suction inlet opening and roller in chamber extending partially through suction opening
DE10110771A1 (en) * 2001-03-07 2002-09-19 Duepro Ag Romanshorn Vacuum cleaner for floor surfaces, especially smooth floors, has suction air inlet and outlet windows in slightly mutually inclined suction chamber side walls with inlet opposite baffle wall

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US5500979A (en) * 1994-04-02 1996-03-26 Firma Fedag Vacuum cleaner
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DE10110771A1 (en) * 2001-03-07 2002-09-19 Duepro Ag Romanshorn Vacuum cleaner for floor surfaces, especially smooth floors, has suction air inlet and outlet windows in slightly mutually inclined suction chamber side walls with inlet opposite baffle wall

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GB0228481D0 (en) 2003-01-08

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