CN103816621A

CN103816621A - Rescue breathing device

Info

Publication number: CN103816621A
Application number: CN201410037857.0A
Authority: CN
Inventors: 李相基; 李正植
Original assignee: Individual
Current assignee: Individual
Priority date: 2013-01-31
Filing date: 2014-01-26
Publication date: 2014-05-28
Also published as: KR101294333B1

Abstract

The present invention relates to a rescue breathing device which can be kept in mouth for breathing during the process of rescue for a fire and so on and has a simple structure. The rescue breathing device comprises: a container (2) having the size that can be held by one hand; a plurality of filter materials (10) (11) (13) (14) filled in the container (2) and an air suction valve (16) arranged therein; an air suction port (9) formed at a lower part of the container (2); a shield (17) combined with an upper part of the container (2); a mouth piece (4) arranged at one side of the shield (17); an air exchange room (33) formed inside the shield (17); an exhaust valve (26) formed at the other side of an upper part of the shield (17); a case (6) for performing separation and combination at the upper part of the container (2); and a cover (7) for performing separation and combination at the lower part of the container (2), therefore, the rescue breathing device has the effects that the rescue breathing device can be kept in mouth for breathing during the process of rescue for a fire and so on to minimize casualties, and a whistle can automatically respond during the process of breathing to diffuse a distress signal around.

Description

EEBD

Technical field

The present invention relates to a kind of as in the time of the helping out of distress of breaking out of fire etc., can be contained in the EEBD of the simple structure of breathing in the mouth.

Background technology

Conventionally big and small fire or disaster occurs cause a large amount of human life accidents due to annual, particularly, fire produces all burns the around excessive temperature of object degree and pitch-dark black toxic gas, and can moment scattering and permeating towards periphery.

The burn producing when fire and dead kind have the death that caused by somatic damage, by outside burn the death that causes, by sucking and burn death causing etc., and by sucking and burn the death causing, being risen to the high temperature toxic gas of 250 ℃～1100 ℃ of generations and caused that burn of respiratory tract and internal organs damage by suction fire spot temperature moment, is the most fatal thereby major part causes death.

In addition, breathing mask or dust mask play when maintaining breathing, play the effect of protection human body from the various pollutants of external contamination.But, have and block around whole head, whole face, whole mouth and in the characteristic of isolating exterior air at breathing mask in the past or dust mask, make the volume and weight of product become large, therefore, in the time of the urgent disaster in various fire or chemical and biological weapons war, wartime etc., there is the problem such as can not put on rapidly by carrying inconvenience, therefore, it has a following difficult problem: temporarily sucks scorching hot cigarette, fire, toxic gas etc. and also can breathe safely even if can not realize, and then the safety area of taking refuge.

In addition, although breathing mask gas defence is in the past functional, there is following shortcoming: expiratory dyspnea, not only due to surround whole head feel uncomfortable in chest, due to be full of sweat and moisture its wear with impression poor, and price not only high, volume is greatly but also heavily etc.

In addition, although dust mask in the past is easily breathed, have following shortcoming: it is to be made up of single cloth or liner, therefore, dust-proof effect extreme difference cannot be isolated toxic gas in breaking out of fire or Toxic place.

Thus, in the time of fire or disaster generation, public place of entertainment, lodging place, public place, office, operation field and each family, individual cannot prepare or carry this high price, be difficult to carry or breathing mask certainly, are the large problems as entire society thereby produced a large amount of casualties etc. by the death by suffocation as fire fatality reason.

In addition; even if there is breathing mask; but just there is according to child, women, old weak person, facial special person, long hair etc. a bit that is difficult to wear use; can wear easily with and also can protect or treat the product of respiratory apparatus at ordinary times owing to also not developing the respiratory apparatus of sening as an envoy to poor old weak person or patient etc., thereby thering is the variety of issue that is difficult to seek the urban life that is full of by public hazards and polluter etc.

Prior art document

Special No. 1989-0012677 of (patent documentation 1) Korea S publication communique (denomination of invention: for the oxygen tank of safety breathing, 1989.09.18. patent is open)

No. 10-0733641st, (patent documentation 2) Korean registered patent gazette (denomination of invention: breathing equipment inscape coupling apparatus and method thereof, 2007.07.02. patent is open)

No. 10-2008-0003879th, (patent documentation 3) Korea S publication communique (denomination of invention: there is the formula breathing equipment venting one's pent-up feelings of the flexible pipe of adjustable length, 2008.01.03, patent is open)

No. 10-2008-0110768th, (patent documentation 4) Korea S publication communique (denomination of invention: respiratory protection equipment comprehensively, 2008.12.19. patent is open)

Summary of the invention

The object of this invention is to provide a kind of EEBD that can be contained in the simple structure of breathing in the mouth when as the helping out of distress of breaking out of fire etc.

The feature of another object of the present invention is by whistle is sounded automatically, can propagate towards periphery distress signal in the time exhaling.

The feature of another object of the present invention is can be according to noctilucent function or fluorescent functional on dark ground and can easily identify.

To be mouthpiece turn forward 30 °～60 ° take the vertical center line of respirator body as benchmark to the feature of another object of the present invention, using easily.

The feature of another object of the present invention is by mouthpiece and respirator body flexible pipe are extended more longways, making it be contained in pocket etc. carries and takes care of and can in the time helping out of distress, use, thereby because make access times multiplication compared with little pollution, in addition, thus can with two hands use can hightail disaster place.

EEBD of the present invention comprises: the container with the size that can catch with a hand; Be filled with multiple filtrates and be provided with inlet valve at described internal tank; Be formed on the air entry of the bottom of described container; The cover of being combined with the top of described container; Be arranged on the mouthpiece of a side of described cover; Be formed on the air-breathing and expiration switch room of the inside of described cover; Be arranged on the air bleeding valve of the opposite side on the top of described cover; Separate on the top of described container and the shell of combination; Separate in the bottom of described container and the lid of combination.

EEBD of the present invention comprises: the container with the size that can catch with a hand; Be formed on multiple air entries of the bottom of described container; First filtrate of filling with certain altitude in the reception room of the inside of described container; Be arranged on second filtrate on the top of described the first filtrate; Be arranged on the insulating element on the top of described the second filtrate; Be filled in the 3rd filtrate on the top of described insulating element; Be arranged on the 4th filtrate on the top of described the 3rd filtrate; Be arranged on the supporting member on the top of described the 4th filtrate; Inlet valve, this inlet valve is combined with the top of described supporting member, so that inlet valve cuts out when opening when air-breathing and exhaling; With described container combination to maintain bubble-tight cover; Be formed on the air-breathing and expiration switch room between described inlet valve and described cover; Mouthpiece, this mouthpiece is arranged on a side of the upper face of described cover highlightedly, and is connected with switch room and pore so that user can be contained in described mouthpiece in the mouth and breathe; Air bleeding valve, this air bleeding valve is arranged on the opposite side on the top of described cover, so that air bleeding valve is opened and closed when air-breathing in the time exhaling; Shell, this shell is formed on the upper end of described container and is separated and combination by engagement groove.

Also comprise that the vertical top that is arranged on described air bleeding valve is to carry out work and to propagate towards periphery the whistle of distress signal by expiration.

Also include the ring being connected with fixed component with iron wire.

Also comprise the noctilucence portion that is respectively formed at the upper periphery face of described container and the outer peripheral face of shell.

Described mouthpiece turns forward 30 °～60 ° take the vertical center line of container as benchmark.

The described supporting member that is combined with inlet valve be set to center towards edge direction be inclined upwardly 1 °～5 °, it is adjacent at described supporting member.

Described mouthpiece is to be formed with horizontal shape of being of multiple pneumostomes, ellipse, any one in spherical.

Also include the flexible pipe of the long length of having of connecting interface pipe and cover.

Also include the box in the switch room that is arranged on described mouthpiece bottom and be accommodated in the absorption fabric in described box.

EEBD 1 of the present invention is fire or the disaster of contingent important family at any time, or the fire that occurs while staying out of father and mother, the place that the thin weak person of working couple family, old weak person's physique who only has child to be in lives, the place of a lot of people's activities such as KTV, restaurant, lodging facilities, amusement restaurant, the preparations such as the place that can not take refuge smoothly when fire and in the time of fire etc. the unusual time use, thereby there is the effect that can prevent casualties.

Under the fatal mal-condition of EEBD 1 of the present invention in the time of fire or disaster, can help to breathe 3～10 times, thereby there is the effect of the harbor of can taking refuge fully.

The present invention can be contained in and breathe in the mouth in the time helping out of distress as fire etc., thereby when having the casualties of making and minimizing, exhale, whistle is from dynamic response, to propagate towards periphery the effect of distress signal.

EEBD of the present invention forms the first filtrate, the second filtrate and the 3rd, the 4th filtrate with double filter type, thereby its performance is had than popular all-service gas mask or more superior, the good effect of popular breathing mask.

EEBD of the present invention has noctilucence and/or fluorescent functional, even if also have the effect that can easily identify and use in dark place.

The present invention is because the top at shell has ring, purchases easily and have the effect that can use at any time in the place that therefore can relate to place or relate to noxious material at firepower.

The present invention extends mouthpiece and respirator body longways with flexible pipe, can be placed on clothes the inside or pocket, bag etc. carries and takes care of, thereby can freely use two hands, therefore can more promptly depart from disaster area (fire and chemical and biological weapons war disaster area etc.), in addition, can specific filtration resistance outside compared with little pollution and the low air of temperature and breathe, thereby not only can make the minimum contamination of EEBD 1 of the present invention, also can increase access times, suck the air of less pollution and low temperature, thereby the damage of anti-breather and user's respiratory apparatus, and to departing from the very large help in fire place.

The present invention carries out in place urgent and promptly action at needs, use by the simple motion that mouthpiece is contained with mouth, thereby not only there is effect easy to use, also there is the effect that can hocket and use in the time departing from disaster area together with other people.

The present invention uses by the simple motion that mouthpiece is contained with mouth, thereby not only there is effect easy to use, do not need to carry out to hide in face and by action and behavior that string for binding a plait tightens up etc. as breathing mask in the past makes it, can make anyone easy-to-use effect thereby have.

EEBD of the present invention is by the first filtrate, the second filtrate and the 3rd filtrate, the 4th filtrate are formed in double filtration mode, and its performance is had than the very useful invention of popular all-service gas mask or more superior, good etc. the effect of popular breathing mask.

Accompanying drawing explanation

Fig. 1 is the stereogram illustrating as one embodiment of the present of invention.

Fig. 2 is the exploded perspective view illustrating as one embodiment of the present of invention.

Fig. 3 is the cutaway view illustrating as one embodiment of the present of invention.

Fig. 4 is the cutaway view illustrating as an alternative embodiment of the invention.

Fig. 5 is the partial sectional view illustrating as an alternative embodiment of the invention.

The cutaway view of use state when Fig. 6 is the suction condition illustrating as one embodiment of the present of invention.

The cutaway view of use state when Fig. 7 is the expiration state illustrating as one embodiment of the present of invention.

Fig. 8 is the cutaway view illustrating as an alternative embodiment of the invention.

Fig. 9 is the partial sectional view illustrating as the mouthpiece of an alternative embodiment of the invention.

Figure 10 is the partial sectional view illustrating as the mouthpiece of an alternative embodiment of the invention.

Figure 11 is the partial sectional view illustrating as the reception room of an alternative embodiment of the invention.

Description of reference numerals

1 EEBD 2 containers

2a container bottoms 2b container protuberance

3 respirator body 4 mouthpieces

5 whistle 6 shells

7 lid 9 air entries

10 first filtrate 11 second filtrates

12 insulating elements 13 the 3rd filtrate

14 the 4th filtrate 15 supporting members

16 inlet valves 17 cover

18 outer edge 19 engagement grooves

22 tube connector 23 pneumostomes

24 pore 25 steam vents

26 air bleeding valve 27 valve fixed parts

28 exhaust outlet 29 oscillating plates

30 horizontal part 30a elliptical section or spherical portion

31,44 33 switch rooms of noctilucence portion

45 fixed component 46 iron wires

47 ring 48 holes

54 box 55 absorption fabrics

θ 1, θ 2 angles

The specific embodiment

Below, with reference to accompanying drawing, the specific embodiment of the present invention is described in detail.In the time of explanation embodiments of the present invention, the identical inscape in accompanying drawing is used to prosign mark as far as possible, relevant known formation or illustrating of function are omitted, with the main idea of the present invention of avoiding confusion.

Fig. 1 is the stereogram illustrating as the EEBD 1 of one embodiment of the present of invention, Fig. 2 is the exploded perspective view of Fig. 1, Fig. 3 is as cutaway view, and EEBD 1 comprises substantially: at the inner respirator body 3 of filling and being provided with multiple filtrates and valve of container 2; Be arranged on the mouthpiece 4 on the top of respirator body 3; The air entry 9 forming in the bottom of container 2 as shown in Figure 2 or on the bottom of container as shown in Figure 5 and bottom surface 2a respectively; Carry out work and propagate towards periphery the whistle 5 of Mayday by the gas of breathing out (expiration); Upper and lower at respirator body 3 separates respectively, the shell of combination 6 and lid 7.

Below EEBD 1 of the present invention is described in detail.

It comprises substantially: the container 2 that has outstanding heat resistance and chemical resistance and intensity and can catch with a hand; Multiple air entries 9, this air entry 9 for the gas (air-breathing) being sucked by user can make extraneous air suck at the downside of the bottom surface of container 2 2a or container 2 or respectively at the bottom surface of container 2 2a with downside arranges and by air-breathing, extraneous air is flowed into; First filtrate 10 of filling with certain altitude in the reception room forming in the inside of container 2; Be arranged on second filtrate 11 on the top of the first filtrate 10; Be arranged on the insulating element 12 on the top of the second filtrate 11; Be filled in the 3rd filtrate 13 on the top of insulating element 12; Be arranged on the 4th filtrate 14 on the top of the 3rd filtrate 13; Be arranged on the supporting member 15 on the top of the 4th filtrate 14; The inlet valve 16 of the top that is combined in supporting member 15 sealing when opening when air-breathing and to exhale; Be combined in the top of container 2 to maintain bubble-tight cover 17; Be formed on the switch room 33 between inlet valve 16 and cover 17; Mouthpiece 4, a side of the outstanding upper side that is arranged on cover 17 of this mouthpiece, and be connected with switch room 33 and pore 24 so that user can be contained in the mouth breathes; Be arranged on the opposite side on cover 17 top so that its air bleeding valve 26 of opening and closing when air-breathing in the time exhaling; Be arranged on the top of air bleeding valve 26, oscillating plate 29 vibrated produce towards periphery the whistle 5 of Mayday by expiration; Be formed on the exhaust outlet 28 on the top of whistle 5; The engagement groove 19 being formed by the upper end of container 2 separates, the shell 6 of combination.

EEBD 1 of the present invention preferably has the size that user can be caught with a hand, preferably purchases and using fire or the place of likely breaking out of fire, anyone can be used, and also can be placed in individual user's pocket or bag and carry.

The present invention also comprises the ring 47 on the top that is connected to shell 6.

The present invention also comprises coating and/or engages (bonding) first noctilucence portion 31 in the outside on the top of container 2.

The present invention also comprises coating and/or engages (bonding) outside and/or second whole noctilucence portion 44 at shell 6.

The present invention also comprises that the bottom that is combined in container 2 protects the lid 7 of container 2 and

filtrate

10,11,13,14 and insulating element 12 and supporting member 15 to hide air entry 9.

Even if described the first filtrate 10 and the 3rd filtrate 13 are preferably the activated carbon particles of the outstanding 1～2mm left and right size of its strainability at high temperature etc., the 4th filtrate 14 after the second filtrate 11 before the first filtrate 10 and the second filtrate 13 is preferably the nonwoven etc. that is formed with many network of micropores 400.

Carry out chemisorbed as the activated carbon particles of the example of described the first filtrate 10 and the 3rd filtrate 13 cooling time by carrying out to the toxic gas of the container 2 inner high temperature that flow into, thereby purify air, nonwoven as the example of the second filtrate 11 and the 4th filtrate 14 is air permeability filtrate, and can filter the airborne particulate material by activated carbon filtration etc.

In addition, what sucked by user is flowed into container 2 is inner by air entry 9 by the toxic gas producing in fire and cigarette ash, by a large amount of first filtrates 10 of filling, cooling and the most toxic gas of filtration and cigarette ash etc., filtered the particulate material by the first filtrate 10 filtered airs etc. by the second filtrate 11.

Can micro-toxic gas and cigarette ash etc. again be carried out cooling and be filtered by the 3rd filtrate 13 by described the second filtrate 11 filtered airs, the 4th filtrate 14 filters again to the particulate material by the 3rd filtrate 13 filtered airs etc.

Being formed in the present invention the bottom of container 2 or the air entry 9 of bottom surface 2a has and can flow into the size that a large amount of extraneous airs can not make the first filtrate 10 leak.Reference numeral 2b is the protuberance outstanding to the bottom of container 2 and combines with lid 7 and can be surrounded by it.

For example, as shown in Figure 2, the width of air entry 9 (or height) has the width less than the size of the first filtrate 10, and air entry 9 length form more longways can flowing into a large amount of air when and prevent the outflow of the first filtrate 10, if but length form longly, likely significantly reduce the intensity of container 2, therefore, preferably, the length of air entry 9 is width 5～10 times, between adjacent air entry 9, preferably form with snakelike form, thereby prevent from reducing the intensity of container 2 and attractive in appearance.

Not only can protect outstanding mouthpiece 4 and the whistle 5 in top from covering 17 by described shell 6, avoid external pressure and impact etc., can also maintain clean conditions, thereby keep health.

The ring 47 that is connected to the top of described shell 6 forms porose 48, take care of can hang over nail or plate nail etc., wall or the installed surface in place fixed or be stuck in and be arranged to described nail or plate nail, and ring 47 utilizes iron wire 46 to be connected with the side of upper side (or side) or the fixed component 45 of central authorities that are fixed on shell 6.

Described iron wire 46 has can be made EEBD 1 with plumbness or approach the enough length being vertically configured.

Described shell 6 is combined into by the deadweight of respirator body 3 and is not easy to separate with Action of Gravity Field, but can separate according to user's conscious power.

Include in the present invention container 2 and shell 6, lid 7, ring 47, the respirator body 3 of iron wire 46 has can be fully durable in the heat resistance of fire.

Prevented from flowing into by foreign matter or the moisture of air entry 9 by described lid 7, thus the filtrate of protection container 2 inside, antiseptic (chemical/physical variation) or distortion etc.

Described mouthpiece 4 has the horizontal part 30 of certain length as shown in Figure 2 and Figure 3 or forms just like the elliptical section shown in Fig. 4, Fig. 9, Figure 10 or spherical portion 30a in the top formation of the tube connector 22 that is formed with pore 24, firmly wears use realizing.The pneumostome 23 being connected with described pore 24 be configured to can with user's respiratory tract (face in the mouth, the inside of mouth) connect, and pneumostome 23 is configured to and makes the both sides of horizontal part 30 ventilate or be ventilated in the both sides of horizontal part 30 and center, the in the situation that of elliptical section or spherical portion 30a, pneumostome 23 is configured to pore 24 and is directly connected, or as Fig. 9, shown in Figure 10, the pneumostome 23 of bifurcated forms with plural form, even thereby by tongue or in the mouth the part of face a part for pneumostome 23 is stopped up, also can breathe by other parts of pneumostome 23.

In addition, the saliva (comprising phlegm or blood etc.) that face produces in the mouth flow into switch room 33 by breathings, and the inlet valve 16 that obstruction is positioned at bottom direction successfully carries out on-off action, therefore, as shown in figure 11, small size or small-sized reception room can be set in the bottom of pore 23.

The box 54 that is formed with described reception room is configured to Qie Xiang top, the bottom opening that is fixed on cover 17, box 54 forms with little size on the position of the flow direction that can not hinder or resist respiratory air flow, and is arranged on the height that can not affect the on-off action of inlet valve 16.

In described reception room, be preferably provided with as shown in figure 11 as the absorption fabric 55 of cotton or nonwoven etc. or hinder mobile absorbent, to absorb and to stick together saliva etc., even thereby make respirator body 3 or container 2 move owing to taking refuge, also can prevent the disengagings such as saliva or flow out box 54.

Be formed with evagination edge 18 in the upper end of described container 2, the inner side of flange part 18 forms engagement groove 19 outside, can make shell 6 easily separate and combination.

The first filtrate 10 that is filled in the bottom of described container 2 is filled with 1/2～2/3 height of container 2, its strainability is good, the 3rd filtrate 13 on top that is filled in described container 2 is with the highly-filled of approximately 1/4 left and right of container and again filter, and its strainability is good.

The second filtrate 11 and the 4th filtrate 14 that are separately positioned on the top of described the first filtrate 10 and the 3rd filtrate 13 filter the airborne particulate material by the first filtrate 10, the 3rd filtrate 13 filter at low temperature etc.

The insulating element 12 that is arranged on the top of described the first filtrate 10 is formed with and the medial surface adjacency of container 2 or the edge part with certain altitude and thickness 35 being adjacent to, thereby prevent that container 2 is out of shape, in addition, edge part 35 can also support the second filtrate 11 and isolate the first filtrate 10 and the 3rd filtrate 13.Described insulating element 12 is the circle identical with container 2, and on base plate 37, forms multiple through holes 36, so that filtered air moves.

The supporting member 15 that is arranged on the top of described the 4th filtrate 14 is identically formed and the medial surface adjacency of container 2 or the outer edge with certain altitude and thickness 38 being adjacent to insulating element 12, thereby prevent the distortion of container 2, in addition, outer edge 38 can also be supported the 4th filtrate 14 and prevents the rising of the 3rd filtrate 13 or flow.Described supporting member 15 is the circle identical with container 2, and on base plate 40, forms multiple passages 39, so that filtered air moves, projects upwards the combination projection 41 being useful on inlet valve 16 combinations at the central part of supporting member 15.

Be formed with in conjunction with the combined hole 43 that is fixed on described combination projection 41 at the central part of described inlet valve 16, around combined hole 43, be formed with rib 42.

Described cover 17 is formed with air tight structure and is combined in the circular joint portion 20 on the top of container 2, exchanges switch room 33 air-breathing and that exhale when being configured to the upper face 21 being bent upwards and breathing in bottom, a side at cover 17 upper surface is provided with the mouthpiece 4 being connected with switch room 33 and pore 24, form and have air bleeding valve 26 and the multiple steam vent 25 opening while exhaling and close when air-breathing at the opposite side of cover 17 upper surface, the central part of air bleeding valve 26 with carry out combination and fix from covering the outstanding combination projection 37 in 17 top.

Described cover 17 can be configured to plane, but by being configured to, central part is projected upwards with arc or circular arc, thereby realizes the applicable angle θ 1 of mouthpiece 4, and guarantees to have the switch room 33 of breathing necessary enough spaces between inlet valve 16.

Described mouthpiece 4 is configured to forward direction inclination certain angle θ 1, for example take the imaginary vertical center line of container 2 as benchmark forward (wearer's direction) tilt 30 °～60 °, thereby not only can easily wear use (state containing with tooth and lip or the state etc. supporting with tongue) under its state with mouth, can also maintain constantly and wear with state (state containing), even and if be a kind of favourable structure with state disorder that also can not make to wear in the time of urgent movement.

That is, the respirator body 3 that makes to have weight and volume maintains the plumbness of gravity direction, even wear with state in a rush also can maintaining while moving (driven to distraction), and can make trouble minimize.

The size of described inlet valve 16 is large and be configured to and be obliquely installed certain angle θ 2; for example from inlet valve 16, mind-set edge direction is obliquely installed 1 °～5 °; make it in the time exhaling, firmly be closely attached on supporting member 15 and close; thereby the phenomenon that the saliva or the moisture etc. that prevent from discharging by pneumostome 23 and pore 24 flow into inlet valve 16 or sneaks into filtrate; so that these members are protected; thereby what can make these members successfully carries out work; thus, can make personnel constantly the air of breath until move to sanctuary.

Fig. 6 is the air flow circuit that illustrates suction condition, there is area in fire, when the user in chemical and biological weapons battlefield district or disaster area has difficulty in breathing, the shell 6 of EEBD 1 of the present invention is separated with container 2 with lid 7, mouthpiece 4 parts are contained with mouth and wear under the state of use (for example, horizontal part 30 or ellipse or rounded portions 30a are contained with tooth 50 and lip 51, or under the state supporting with tongue) suck when gas, make outside toxic gas A flow into the inside of container 2 by air entry 9 and once be filtered and low temperature by the first filtrate 10 by inhalation power, by the second filtrate 11, the particulate material in gas etc. is filtered and after multiple through holes 36 of insulating element 12 move again to filter to the 3rd filtrate 13 through the toxic gas once filtering, by the 4th filtrate 14, the particulate material in gas etc. is again filtered and purified as respirable air, and the air B purifying mentions inlet valve 16 through multiple passages 39 of supporting member 15 and flow into user's face in the mouth by switch room 33 and pore 24 and pneumostome 23, thereby complete air-breathing, the air bleeding valve 26 that is positioned at the top of cover 17 stops up steam vent 25 and prevents that the extraneous air not filtering from flowing into steam vent 25.

Fig. 7 illustrates the air flow circuit of expiration state, in the time that user exhales C, the air of face 52 is discharged to switch room 33 by pneumostome 23 and pore 24 in the mouth, the inlet valve 16 that is made to open by the pressure of the expiration of discharging to switch room cuts out and prevents from exhaling and move to filtrate 10,11,13,14, and the air bleeding valve 26 of closed condition is opened to make to exhale and discharged to exhaust outlet 28 direction D by steam vent 25.

Now, the oscillating plate 29 that is arranged on the whistle 5 on the top of air bleeding valve 26 vibrates and produces whistle (vebrato) and propagate towards periphery, thereby propagates distress signal.

The size of inlet valve 16 is larger than air bleeding valve 26, and being set to therefrom mind-set edge direction tilts 1 °～5 °, make it in the time exhaling, firmly be close to supporting member 15 and close, thereby prevent the adverse current of breathing, prevent that thus the saliva or the moisture etc. that in breathing, contain from sneaking in filtrate.

Fig. 8 makes the stereogram of an alternative embodiment of the invention, the flexible pipe 49 that the tube connector 22 on the top of the cover 17 that is arranged on mouthpiece 4 and respirator body 3 is grown by length extends, so that respirator body 3 is put into clothes the inside or pocket, bag etc. uses, to make freely with the hands, thereby can hightail disaster area (fire and chemical and biological weapons war disaster area etc.), in addition can by than outside compared with of low pollution, the air that temperature is low filters breathing, therefore not only can make the minimum contamination of EEBD 1 of the present invention, and can also increase access times, absorb compared with the air of of low pollution and low temperature, thereby the damage of anti-breather and user's respiratory apparatus, there is very large help to departing from fire place.

In above-mentioned, can preferably the whistle 5, steam vent 25 and the air bleeding valve 26 that are formed with exhaust outlet 28 be configured to the center being positioned at the upper surface of the cover 17 of shell 6 combinations, so that flexible pipe 49 is easily wound around.

In Fig. 8, flexible pipe 49 may produce bending or winding in preparation is used or in using, in order to prevent as above phenomenon, preferably in the whole inner space of flexible pipe 49 or while manufacturing flexible pipe 49, the helical spring of one constant pitch 56 is placed on and prevents on the whole bending or winding with a constant pitch.Certainly, prevent bending or winding if flexible pipe 49 can be configured to, can omit described helical spring 56.

The place that the present invention promptly and promptly moves at needs, is used to contain the simple action of mouthpiece with mouth, therefore not only easy to use, also can in the time departing from disaster area, can be used alternatingly together with other personnel.

In the place that the present invention promptly and promptly moves at needs, use with the simple action that contains mouthpiece 4 with mouth, therefore tool has the following advantages: not only easy to use, the action or the behavior that do not need as breathing mask in the past the face to hide and tighten up etc. with string for binding a plait, anyone can be easy to use, and can jointly use easily together with other staff in the time departing from disaster area.

EEBD 1 of the present invention is configured to the first filtrate 10, the second filtrate 11 and the 3rd filtrate 13, the 4th filtrate 14 is formed with double filter type, thereby makes the popular all-service gas mask of its Performance Ratio or popular breathing mask clear superiority.

The present invention who describes is as mentioned above not limited to the present embodiment and accompanying drawing, not departing from the scope of technological thought of the present invention, can carry out various displacements, distortion and change, it is self-evident to the common knowledge personnel that have in art technology field.

Claims

1. an EEBD, is characterized in that, this EEBD comprises:

There is the container (2) of the size that can catch with a hand;

Be formed on multiple air entries (9) of the bottom of described container (2);

First filtrate (10) of filling with certain altitude in the reception room of the inside of described container (2);

Be arranged on second filtrate (11) on the top of described the first filtrate (10);

Be arranged on the insulating element (12) on the top of described the second filtrate (11);

Be filled in the 3rd filtrate (13) on the top of described insulating element (12);

Be arranged on the 4th filtrate (14) on the top of described the 3rd filtrate (13);

Be arranged on the supporting member (15) on the top of described the 4th filtrate (14);

Inlet valve (16), this inlet valve (16) is combined with the top of described supporting member (15) so that described inlet valve (16) is opened when air-breathing and exhale time close;

With described container (2) in conjunction with to maintain bubble-tight cover (17);

Be formed on the air-breathing and expiration switch room (33) between described inlet valve (16) and described cover (17);

Mouthpiece (4), this mouthpiece (4) is arranged on a side of the upper face of described cover (17) highlightedly, and is connected with switch room (33) and pore (24) so that user can be contained in described mouthpiece (4) in the mouth and breathe;

Air bleeding valve (26), this air bleeding valve (26) is arranged on the opposite side on the top of described cover (17), so that air bleeding valve (26) is opened and closed when air-breathing in the time exhaling;

Shell (6), this shell (6) is formed on the upper end of described container (2) and is separated and combination by engagement groove (19),

Described mouthpiece (4) turns forward 30 °～60 ° take the vertical center line of described container (2) as benchmark,

Be provided with whistle (5) on the vertical top of described air bleeding valve (26), this whistle (5) is made oscillating plate (29) vibration and is propagated towards periphery distress signal by expiration,

Be formed with exhaust outlet (28) on the top of described whistle (5),

Be formed with respectively noctilucence portion (31) (44) at the upper periphery face of described container (2) and the outer peripheral face of described shell (6).

2. EEBD according to claim 1, is characterized in that, this EEBD also comprises:

Be fixed on the fixed component (45) at the upper face center of described shell (6);

The ring (47) being connected with described fixed component (45) with iron wire (46);

Be formed on the hole (48) on described ring (47).

3. EEBD according to claim 1, it is characterized in that, described inlet valve (16) be set to so that described inlet valve (16) from the center of described inlet valve (16) towards edge direction be inclined upwardly 1 °～5 °, in the time exhaling, described inlet valve (16) is adjacent to the supporting member (15) of described inlet valve (16) combination and cuts out.

4. EEBD according to claim 1, is characterized in that, this EEBD also comprises:

The flexible pipe with long length (49) that described mouthpiece (4) is connected with described cover (17);

Be arranged on the helical spring (56) of the certain frequency of the inside of described flexible pipe (49).