CN103776073A - Range hood - Google Patents
Range hood Download PDFInfo
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- CN103776073A CN103776073A CN201210414483.0A CN201210414483A CN103776073A CN 103776073 A CN103776073 A CN 103776073A CN 201210414483 A CN201210414483 A CN 201210414483A CN 103776073 A CN103776073 A CN 103776073A
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Abstract
The invention is suitable for the technical field of home appliances, and provides a range hood. The range hood comprises a machine body, a deodorizer, an electrostatic oil fume purifier, a controller and a fan, wherein an air inlet and an air outlet are formed in the machine body, and a drawer-type matching structure is formed between at least one of the deodorizer and the electrostatic oil fume purifier and the machine body. According to the range hood, a double purification and filtration effect is realized through the electrostatic oil fume purifier and the deodorizer, so that an oil fume purification effect is better, the odor is further reduced, and the treated air is clean and free from foreign smell, and can be discharged outside directly; in addition, the deodorizer and the electrostatic oil fume purifier are designed to be of the drawer-type matching structure, so that the disassembly, the cleaning and the maintenance are facilitated. The range hood can realize a better purification and odor removal effect by means of the concise structural design, is convenient to assemble and disassemble, and is suitable for household use.
Description
Technical field
The invention belongs to an electro-technical field, particularly a kind of range hood for kitchen use.
Background technology
Range hood mainly comprises two kinds of exhausting type and internal-circulation types according to its fume emission space, at present, domestic range hood on the market belongs to exhausting type absolutely mostly, environment has been caused to worse impact, the external especially range hood majority of American-European countries is internal-circulation type, and how to carry out filtering oil smoke by active carbon.The method of activated carbon filtration is remarkable to peculiar smell suction effect, but oil smoke is crossed conference and made the too fast inefficacy of active carbon, due to the difference of culinary art custom, the oil smoke producing when domestic user cooks is much larger than Foreign User, therefore can not directly indiscriminately imitate the scheme of activated carbon filtration, need to make improvement to it.
Summary of the invention
The object of the present invention is to provide a kind of range hood, be intended to solve traditional range hood fume purifying poor effect, problem that odor reduction degree is not high.
The present invention realizes like this, a kind of range hood, comprise fuselage, odor eliminator, electrostatic oil and smoke cleaner, controller and blower fan, described fuselage is provided with air inlet and air outlet, in described odor eliminator and electrostatic oil and smoke cleaner, between at least one and described fuselage, is drawer type fit structure.
The present invention adds odor eliminator by electrostatic oil and smoke cleaner and carries out double purified filtration, makes fume purifying better effects if, and odor reduction degree is higher, and cleaning gas after treatment and free from extraneous odour can directly drain into indoor; In addition, odor eliminator and/or electrostatic oil and smoke cleaner are designed to drawer-type structure, maintenance for convenience detach and cleaning.The present invention has realized better purification, taste removal effect by succinct structural design, and is convenient to dismounting, is applicable to family expenses.
Between described odor eliminator and electrostatic oil and smoke cleaner and described fuselage, be drawer type fit structure; Described electrostatic oil and smoke cleaner, odor eliminator and blower fan are arranged in order along the flow direction of oil smoke.
Oil smoke enters first and will most smoke separating purifications, further filter by eliminating smell agent by electrostatic oil and smoke cleaner again from air inlet, filter through double purified, make fume purifying better effects if, odor reduction degree is higher, cleaning gas after treatment and free from extraneous odour, can directly drain into indoor.
Described blower fan, odor eliminator and electrostatic oil and smoke cleaner from up to down or are from back to front arranged in order.
According to dissimilar range hood, such as European T-shaped machine, air inlet is arranged on the below of fuselage, and air outlet is arranged on the top of fuselage, and blower fan, eliminating smell agent and electrostatic oil and smoke cleaner are from up to down arranged in order; Such as nearly range hood, air inlet is arranged on the front of fuselage, and now blower fan, eliminating smell agent and electrostatic oil and smoke cleaner are arranged in order from back to front.
Described electrostatic oil and smoke cleaner comprises positive plate and the negative plate of alternately arranging; The inflow direction of described positive plate and the relative oil smoke of negative plate tilts and angle of inclination is acute angle.
Its objective is the inertial separation effect that strengthens oil smoke, in limited space, increase effective adsorption area, improve clean-up effect.
The equidistant alternative arrangement of described positive plate and negative plate, and pole piece spacing between adjacent described positive plate and negative plate is 5 ~ 15mm.
Described pole piece spacing is 10mm.
The angle of inclination of described positive plate oil smoke flow Inbound relative to negative plate is less than 30 °.
The angle of inclination of described positive plate oil smoke flow Inbound relative to negative plate is 17 °.
Described positive plate of alternately arranging and negative plate are divided into contrary two groups of incline direction, and the angle of inclination of all positive plates oil smoke flow Inbound relative to negative plate in every group equates.
Adopt this assembling mode to make that positive and negative plate is symmetrical is conducive to being uniformly distributed of air-flow, and reduce turbulent flow, avoid producing larger noise; In addition, positive and negative plate is symmetrical is also convenient to structural design, and more attractive in appearance.
Described electrostatic oil and smoke cleaner also comprises support, and is installed on the holddown groove in described support, and described holddown groove is provided with the breach for clamping described positive plate and negative plate, and the inflow direction of the relative oil smoke of described breach is obliquely installed.
Can be convenient for assembly and dismounting positive and negative plate, further improve the maintainability of range hood.
Accompanying drawing explanation
Fig. 1 is the perspective view of embodiment of the present invention range hood;
Fig. 2 is the perspective view of electrostatic oil and smoke cleaner in the embodiment of the present invention;
Fig. 3 is the backsight structural representation of electrostatic oil and smoke cleaner in the embodiment of the present invention;
Fig. 4 is the enlarged drawing in the region of B shown in Fig. 3;
Fig. 5 is the side-looking structural representation of electrostatic oil and smoke cleaner in the embodiment of the present invention;
Fig. 6 is the enlarged drawing in the region of C shown in Fig. 3;
Fig. 7 is the perspective view of holddown groove in electrostatic oil and smoke cleaner in the embodiment of the present invention;
Fig. 8 is the planar structure schematic diagram of holddown groove in electrostatic oil and smoke cleaner in the embodiment of the present invention;
Fig. 9 is the enlarged drawing in a-quadrant shown in Fig. 2;
Figure 10 is the enlarged drawing in the region of D shown in Fig. 8;
Figure 11 is the structural representation of embodiment of the present invention middle controller;
Figure 12 is the structural representation of odor eliminator in the embodiment of the present invention;
Figure 13 is the enlarged drawing in the region of E shown in Figure 12.
Reference numeral:
1 fuselage; 11 air inlets; 12 air outlets; 2 odor eliminators; 21 upper covers; 22 lower covers; 23 handles; 24 via holes; 3 electrostatic oil and smoke cleaners; 31 positive plates; 312 positive plate edges; 32 negative plates; Broached-tooth design on 321 negative plates; 322 negative plate edges; 33 supports; 34 handles; 35 holddown grooves; 351 breach; 352 emptiness avoiding holes; 4 controllers; 41 high pressure generation modules; 5 blower fans.
The specific embodiment
In order to make object of the present invention, technical scheme and advantage clearer, below in conjunction with drawings and Examples, the present invention is further elaborated.Should be appreciated that specific embodiment described herein, only in order to explain the present invention, is not intended to limit the present invention.
Below in conjunction with specific embodiment, specific implementation of the present invention is further described in more detail:
Fig. 1 shows the stereogram of the range hood that the embodiment of the present invention provides, and for convenience of explanation, only shows the part relevant to the present embodiment.
With reference to figure 1, the range hood that the embodiment of the present invention provides mainly comprises fuselage 1, odor eliminator 2, electrostatic oil and smoke cleaner 3, controller 4 and blower fan 5, wherein, electrostatic oil and smoke cleaner 3, odor eliminator 2 and blower fan 5 are arranged in order along the flow direction of oil smoke, the bottom of fuselage 1 is provided with air inlet 11, top is provided with air outlet 12, and blower fan 5 is contained in fuselage 1 and fan outlet is fixedly connected with the air outlet 12 of fuselage 1.And, in odor eliminator 2 and electrostatic oil and smoke cleaner 3, between at least one and fuselage 1, be drawer type matching relationship, further preferred, between odor eliminator 2 and electrostatic oil and smoke cleaner 3 and fuselage 1, be drawer type matching relationship, be both convenient to manufacture, can improve again outward appearance.
Further, according to the flow direction of oil smoke, blower fan, odor eliminator and electrostatic oil and smoke cleaner can from up to down or from back to front be arranged in order.
Range hood of the present invention is provided with electrostatic oil and smoke cleaner 3 and odor eliminator 2 simultaneously, oil smoke flows into after range hood, pass through successively electrostatic oil and smoke cleaner 3 and odor eliminator 2, finally discharge through air outlet 12, through the double purified filtration of electrostatic oil and smoke cleaner 3 and odor eliminator 2, make fume purifying better effects if, odor reduction degree is higher, cleaning gas after treatment and free from extraneous odour, can directly drain into indoor; In addition, odor eliminator 2 and electrostatic oil and smoke cleaner 3 are designed to drawer-type structure, maintenance for convenience detach and cleaning.The present invention has realized better purification, taste removal effect by succinct structural design, and is convenient to dismounting, is applicable to family expenses, is especially applicable to being designed to internal-circulation type domestic cooking fume remover.
With further reference to Fig. 2,3,4, in order further to improve the effect of fume purifying, electrostatic oil and smoke cleaner 3 in the present embodiment comprises positive plate 31 and the negative plate 32 that multi-disc is alternately arranged, and, the inflow direction inclination certain angle of positive plate 31 and negative plate 32 relative oil smoke, this tilt angle alpha is acute angle.Positive plate 31 and negative plate 32 be by being electrically connected and powering on controller 4, makes to form between the two electric field.Positive plate 31 oil smoke flow Inbound relative to negative plate 32 tilts, and its objective is the inertial separation effect that strengthens oil smoke, increases effective adsorption area in limited space, improves clean-up effect.
With further reference to accompanying drawing 5, another kind as the present embodiment improves, can also broached-tooth design 321 be set at the lower limb of negative plate 32 and both sides of the edge, with the discharge effect that tapers off to a point, strengthen the ionization of smoke particle, smoke particle ionization and charged after be subject to electric field force effect in uniform electric field between positive and negative plate, and then be adsorbed onto on pole plate.This broached-tooth design 321 can strengthen the suction-operated of smoke particle, further improves clean-up effect.
After above-mentioned improvement, the purification smell removal effect of this range hood is able to further improvement, and specific works principle is as follows:
Under the effect of high voltage direct current, negative plate broached-tooth design 321 places at electrostatic oil and smoke cleaner 3 produce corona, between the positive plate 31 of electrostatic oil and smoke cleaner 3 and negative plate 32, form highfield, first oil smoke enters range hood from the air inlet 11 of fuselage 1, by electrostatic oil and smoke cleaner 3, under the effect of corona, become electronegative smoke particle, then, these electronegative smoke particles are adsorbed onto on positive plate 31 under the effect of highfield, reach the object of purifying oil fume.At oil smoke, by the process of electrostatic oil and smoke cleaner 3, because the inflow direction of positive plate 31 and negative plate 32 relative oil smoke tilts, its inertial separation successful promotes, and effectively adsorption area is larger, has reached better fume purifying effect.The comparatively clean gas that electrostatic oil and smoke cleaner 3 is discharged enters odor eliminator 2, eliminates peculiar smell by eliminating smell agent wherein, and the gas of discharging from odor eliminator 2 is the gas of basic cleaning and free from extraneous odour, discharges finally by the air outlet 12 of crossing fuselage 1.This clean gas can directly drain into indoor, i.e. internal-circulation type, can certainly be discharged to outdoor, i.e. exhausting type.
As the preferred implementation of one of the present embodiment, the tilt angle alpha of positive plate 31 oil smoke flow Inbound relative to negative plate 32 is less than 30 °, if angle of inclination is excessive, stronger to the inhibition of oil smoke, if angle of inclination is too small, inertial separation poor effect.
Further preferred, tilt angle alpha that can positive plate 31 oil smoke flow Inbound relative to negative plate 32 is set to 17 °, pole plate entrance gap and outlet gap are staggered just completely, both can play the effect of strengthening inertial separation, can avoid again windage excessive and affect suction, be illustrated in figure 6 entrance gap S1 and outlet gap S2 staggers mutually, there is the situation of certain surplus.
With further reference to Fig. 4, as the another kind of preferred implementation of the present embodiment, positive plate 31 and the equidistant alternative arrangement of negative plate 32, and the spacing d(vertical range of adjacent pole piece) be 5 ~ 15mm.Because the electric field strength E between pole piece is directly proportional to voltage U, d is inversely proportional to pole piece spacing, and when voltage U one timing, the design considerations of pole piece spacing d, for making electric field strength E between pole piece be greater than bloom value, is less than breakdown value.According to practical experience, the empirical value of fume purifying electric field strength E is 0.8-1.2KV/mm, therefore need the distance between positive and negative plate to carry out appropriate design, the present embodiment pole piece spacing is set to 5 ~ 15mm, can meet the requirement of electric-field intensity in the time that voltage is 10KV.
Further preferred, pole piece spacing d can be designed to 10mm, the electric-field intensity in the time that voltage is 10KV is 1KV/mm, within the scope of the empirical value in electric-field intensity, and actual bloom effect is better.
As shown in Figure 3, as further improvement of this embodiment, the positive plate of alternately arranging 31 and negative plate 32 can be divided into contrary two groups of incline direction, in every group, all contain multiple positive plates and negative plate, and the equidistant alternative arrangement of the positive plate in every group and negative plate, this two arrays of electrodes sheet is bottom-up relatively outward-dipping, forms an opening up V font.And the angle of inclination of all positive plates 31 oil smoke flow Inbound relative to negative plate 32 in every group equates, is all set to α, all positive plates and the negative plate in every group is parallel to each other.In addition, the quantity of two arrays of electrodes sheet can be identical, also can differ some, but equate for better selection with quantity.Certainly, the angle of inclination of the relative oil smoke flow Inbound of positive and negative plate and the spacing of positive and negative plate in every group can arrange according to above-mentioned design.Adopt this assembling mode to make that positive and negative plate is symmetrical is conducive to being uniformly distributed of air-flow, and reduce turbulent flow, avoid producing larger noise; In addition, positive and negative plate is symmetrical is also convenient to structural design, and more attractive in appearance.
With further reference to accompanying drawing 2,5, electrostatic oil and smoke cleaner 3 can also comprise the support 33 of a drawer type, can be provided with handle 34 at the front end (towards one end of user) of support 33, so that pull and installation, in support 33, be provided with holddown groove 35, holddown groove 35 is connected by screw on pedestal 33, and holddown groove 35 can be moulding.
Further, this holddown groove 35 can be divided into two groups, be assemblied in respectively on one group of relative side of support 33, shown in Fig. 7 ~ 10, on each holddown groove 35, be equipped with the some breach 351 that distribute side by side, the edge 312 of positive plate 31 and the edge 322 of negative plate 32 are installed in breach 351, realize the fixing of positive and negative plate.Certainly, the inflow direction that this breach 351 is relative oil smoke tilts, and with the inclination of taking advantage of a situation after positive and negative plate is clamped, the tilt angle alpha of the angle of inclination of breach 351 oil smoke flow Inbound relative to default positive and negative plate is consistent.Adopt this holddown groove 35, can be convenient for assembly and dismounting positive and negative plate, further improve the maintainability of range hood.With further reference to accompanying drawing 8, this holddown groove 35 can also be offered some emptiness avoiding holes 352, and its effect is to avoid the first-class accessory of spiral shell, in practical structures, if without the interference of head of screw or other parts, can cancel emptiness avoiding hole 352.
In the present embodiment, the voltage forming between positive plate 31 and negative plate 32 derives from controller 4, as Figure 11, this controller 4 can comprise a high pressure generation module 41, the positive and negative output of high pressure generation module 41 connects respectively positive plate 31 and negative plate 32, and then for positive and negative plate applies high pressure, make to form between the two electric field.Further, all positive plates 31 can pass through conductor mutual conduction, and all negative plates 32 also pass through conductor mutual conduction, positive plate 31 ground connection.
With reference to accompanying drawing 12,13, in the present embodiment, odor eliminator 2 can adopt active carbon as eliminating smell agent, and this odor eliminator 2 specifically can comprise a upper cover 21 and a lower cover 22, the front end of lower cover 22 can arrange a handle 23, be convenient to pull and installation, upper cover 21 and lower cover 22 are interlocked, and form a closed space, its inside is equipped with activated carbon granule, certainly, upper cover 21 and lower cover 22 all offer the via hole 24 that width is less than activated carbon granule diameter, so that gas passes through.The shape of via hole 24 can be the shapes such as bar shaped, circle, ellipse.The taste removal effect of activated carbon is comparatively remarkable, and cost is low, can use in a large number.Certainly, the present embodiment also can adopt other materials as eliminating smell agent, does not strictly limit herein.
The foregoing is only preferred embodiment of the present invention, not in order to limit the present invention, all any modifications of doing within the spirit and principles in the present invention, be equal to and replace and improvement etc., within all should being included in protection scope of the present invention.
Claims (10)
1. a range hood, it is characterized in that: comprise fuselage, odor eliminator, electrostatic oil and smoke cleaner, controller and blower fan, described fuselage is provided with air inlet and air outlet, in described odor eliminator and electrostatic oil and smoke cleaner, between at least one and described fuselage, is drawer type fit structure.
2. range hood as claimed in claim 1, is characterized in that: between described odor eliminator and electrostatic oil and smoke cleaner and described fuselage, be drawer type fit structure; Described electrostatic oil and smoke cleaner, odor eliminator and blower fan are arranged in order along the flow direction of oil smoke.
3. range hood as claimed in claim 2, is characterized in that: described blower fan, odor eliminator and electrostatic oil and smoke cleaner from up to down or are from back to front arranged in order.
4. range hood as claimed in claim 1, is characterized in that: described electrostatic oil and smoke cleaner comprises positive plate and the negative plate of alternately arranging; The inflow direction of described positive plate and the relative oil smoke of negative plate tilts and angle of inclination is acute angle.
5. range hood as claimed in claim 4, is characterized in that: the equidistant alternative arrangement of described positive plate and negative plate, and pole piece spacing between adjacent described positive plate and negative plate is 5 ~ 15mm.
6. range hood as claimed in claim 5, is characterized in that: described pole piece spacing is 10mm.
7. range hood as claimed in claim 4, is characterized in that: the angle of inclination of described positive plate oil smoke flow Inbound relative to negative plate is less than 30 °.
8. range hood as claimed in claim 7, is characterized in that: the angle of inclination of described positive plate oil smoke flow Inbound relative to negative plate is 17 °.
9. the range hood as described in claim 4 ~ 8 any one, is characterized in that: described positive plate of alternately arranging and negative plate are divided into contrary two groups of incline direction, and the angle of inclination of all positive plates oil smoke flow Inbound relative to negative plate in every group equates.
10. the range hood as described in claim 4 ~ 8 any one, it is characterized in that: described electrostatic oil and smoke cleaner also comprises support, and be installed on the holddown groove in described support, described holddown groove is provided with the breach for clamping described positive plate and negative plate, and the inflow direction of the relative oil smoke of described breach is obliquely installed.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201210414483.0A CN103776073B (en) | 2012-10-25 | 2012-10-25 | A kind of range hood |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201210414483.0A CN103776073B (en) | 2012-10-25 | 2012-10-25 | A kind of range hood |
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| CN103776073A true CN103776073A (en) | 2014-05-07 |
| CN103776073B CN103776073B (en) | 2016-04-06 |
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| CN201210414483.0A Active CN103776073B (en) | 2012-10-25 | 2012-10-25 | A kind of range hood |
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Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105032614A (en) * | 2015-08-27 | 2015-11-11 | 宁波方太厨具有限公司 | High-voltage static cooking fume removing device |
| CN105498964A (en) * | 2015-12-21 | 2016-04-20 | 宁波方太厨具有限公司 | High voltage electrostatic oil fume purification device |
| CN105833999A (en) * | 2016-05-30 | 2016-08-10 | 大连兆和科技发展有限公司 | Oil mist static collecting core pole plate and using method thereof |
| CN105855052A (en) * | 2015-08-07 | 2016-08-17 | 上海华族实业有限公司 | Air purifier PM2.5 collecting device |
| CN105903567A (en) * | 2016-04-22 | 2016-08-31 | 广州朗洁环保科技有限公司 | Method for preparing electrode purification ventilating ducts and electrode purification ventilating duct structure |
| CN108072079A (en) * | 2017-07-31 | 2018-05-25 | 宁波方太厨具有限公司 | A kind of static lampblack purification device and application have the range hood of the device |
| EP3459639A1 (en) * | 2017-09-21 | 2019-03-27 | BSH Hausgeräte GmbH | Cooker hood, and electrostatic filter gauze and electrode plate thereof |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN105855052A (en) * | 2015-08-07 | 2016-08-17 | 上海华族实业有限公司 | Air purifier PM2.5 collecting device |
| CN105032614A (en) * | 2015-08-27 | 2015-11-11 | 宁波方太厨具有限公司 | High-voltage static cooking fume removing device |
| CN105498964A (en) * | 2015-12-21 | 2016-04-20 | 宁波方太厨具有限公司 | High voltage electrostatic oil fume purification device |
| CN105903567A (en) * | 2016-04-22 | 2016-08-31 | 广州朗洁环保科技有限公司 | Method for preparing electrode purification ventilating ducts and electrode purification ventilating duct structure |
| CN105833999A (en) * | 2016-05-30 | 2016-08-10 | 大连兆和科技发展有限公司 | Oil mist static collecting core pole plate and using method thereof |
| CN108072079A (en) * | 2017-07-31 | 2018-05-25 | 宁波方太厨具有限公司 | A kind of static lampblack purification device and application have the range hood of the device |
| CN108072079B (en) * | 2017-07-31 | 2024-02-20 | 宁波方太厨具有限公司 | Electrostatic oil fume purifying device and range hood using same |
| EP3459639A1 (en) * | 2017-09-21 | 2019-03-27 | BSH Hausgeräte GmbH | Cooker hood, and electrostatic filter gauze and electrode plate thereof |
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| Publication number | Publication date |
|---|---|
| CN103776073B (en) | 2016-04-06 |
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Effective date of registration: 20220810 Address after: 241000 west side of 3 / F, No.5 office building, new energy and new materials gathering area, Fuzhou Road, Jiangbei District, Wuhu City, Anhui Province Patentee after: Wuhu Midea intelligent kitchen electricity Manufacturing Co.,Ltd. Address before: 241009 Wan Chun East Road, East District, Wuhu economic and Technological Development Zone, Anhui Patentee before: WUHU MIDEA KITCHEN AND BATH APPLIANCES MFG. Co.,Ltd. |
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