CN203647902U

CN203647902U - Novel respirator

Info

Publication number: CN203647902U
Application number: CN201320835568.6U
Authority: CN
Inventors: 许均国
Original assignee: Individual
Current assignee: Individual
Priority date: 2013-12-17
Filing date: 2013-12-17
Publication date: 2014-06-18
Anticipated expiration: 2023-12-17

Abstract

The utility model discloses a novel respirator which comprises a cover body, a respiration filter device and an inflatable or deflatable hollow airbag, wherein the cover body comprises a base, an outer cover and an inner cover, wherein the edge of the outer cover is clamped to a platform on the outer side of the base; the inner cover is clamped to a platform on the inner side of the base; the respiration filter device is clamped between the outer cover and the inner cover; the airbag is detachably connected with the base. According to the novel respirator, the shape of the airbag can be adjusted according to the facial contours and the nose bridge shapes of different wearers, so that the adaptability of the respirator and the comfortableness of the wearers are remarkably improved; meanwhile, a soft sweat absorption gasket is arranged on the outer side surface of the airbag body, so that the sweat of the wearers generated when the respirator is used in an environment with higher temperature can be absorbed; in addition, the grid-shaped inner cover is directly connected with the base to form a respiratory gas buffer cavity, so that the structure of the respirator is greatly simplified; a one-way exhaust valve assembly is arranged in the middle of the inner cover, so that gas exhaled by a human body can be exhausted from the respirator and the wearers can breathe more smoothly.

Description

A kind of Novel respirator

Technical field

The utility model relates to respirator field, is specifically related to a kind of Novel respirator.

Background technology

Respirator is that in the World War I, the use for chemical warfare agent is researched and developed, and has now been widely used in every field.At present, general respirator all has following technical characterictic: respirator inner cover is suitable for forming the sealing against face, thereby for respirator provides cavity, the inside of outer cover is provided with filter, after entering inner cover cavity by a connector again by outer cover filter, outside air sucks human body, this filter is removed harmful substance from air amount, and that this respirator outer cover can prevent is extraneous, may enter in cavity and therefore enter in wearer's lung by harmful air.When expiration generally by exhaled by wearer produce malleation, discharge by steam vent, or when air-breathing, the fresh air of outside enters in inner cover cavity suction human body through filter by the negative pressure applying, and such respirator can effectively intercept airborne harmful substance and enter human body.In addition, conventional bag respirator (being common mouth mask) is to directly overlay face with air filtration pieces.

But, existing respirator has the following disadvantages and is: 1, existing respirator is all adopting and is being fixedly installed with human body face contact site, respirator can not be adjusted according to the shape of face mask or the bridge of the nose, thereby causes respirator can not be suitable for the user of all different facial characteristics; 2: existing respirator with human body face contact site adopt soft plastic material, do not absorb water, under the higher environment of temperature, sweat permeates nowhere, and moisture combines in respirator and facial contact position, the long-time skin that has sense of discomfort and easily damage contact site that uses.3, conventional bag respirator (being common mouth mask) tightness is poor, can not effectively intercept harmful substance and enter human body, also there is no independent expiration assembly, and breath is difficult to discharge as early as possible cover body.4. the equal comfort level of existing all respirators is poor, and utility function is single.

Utility model content

For the deficiencies in the prior art, the purpose of this utility model is intended to provide a kind of Novel respirator, can be suitable for different wearers' face mask or the shape of the bridge of the nose, significantly improves respirator user's comfort level.

For achieving the above object, the utility model adopts following technical scheme:

A kind of Novel respirator, comprise cover body and respiration filtering device, described cover body comprises base, outer cover, inner cover, described outer cover edge is connected in chassis outer side upper mounting plate, described inner cover is connected in upper mounting plate inside base, described respiration filtering device is connected between outer cover and inner cover, and outer cover and respiration filtering device removably connect; Described Novel respirator also comprises hollow shape air bag inflatable or venting, and described air bag and base removably connect.

Preferably, described base lower end is provided with the spherical snapping groove of base, and base upper end is provided with two clamping platforms, inner side upper mounting plate clamping inner cover, and outside lower platform clamping outer cover, upper end clamping platform outside is respiration filtering device clamping position.

Preferably, described hollow balloon comprise airbag body, with the spherical snapping of the integrated air bag of airbag body portion, the spherical snapping of this air bag portion is buckled in the spherical snapping groove of base.

Preferably, the lateral surface of described airbag body is provided with absorbing sweat pad.

Preferably, described inner cover is provided with the first Access Division, and described base top is provided with the first base clamping platform, and described the first Access Division is connected on this first base clamping platform.

Preferably, be provided with the second Access Division in described outer cover, described base upper outside is provided with the second base card platform, and described the second Access Division is connected on this second base card platform.

Preferably, described inner cover middle is provided with unidirectional air outlet valve assembly, and unidirectional air outlet valve assembly is provided with one group of annular protrusion barrier flaps integrally formed with inner cover outward, and barrier flaps is provided with annular air filter snap ring outward; Snap ring is outer is provided with the latticed holder net of air filtration pieces to inner cover bottom margin.

Preferably, described air bag is provided with pore.

Preferably, the extension track of described air bag, base all in the form of a ring.

The beneficial effects of the utility model are:

The utility model is by setting up air bag, and air bag and base removably connect, and described air bag is hollow shape, described air bag inflatable or venting.The design that this air bag and human body face contact site are soft, in the time of air bag and user's facial contact, bladder shape automatically completes for the first time and regulates according to human body face feature, its notch design also can be carried out local manual adjustments according to the shape of different wearers' face mask or the bridge of the nose, complete for the second time and regulated, significantly strengthened the adaptability of respirator; Simultaneously, the lateral surface of airbag body is provided with absorbing sweat pad, has the soft absorbing sweat pad of absorbent function, can absorb the sweat of wearer's generation in the time that the higher environment of temperature uses and the moisture that is condensed in base edge of exhalation, greatly improve wearer's comfort level, keep the spatter property of air bag; In addition, this grid inner cover is directly connected in base, greatly simplifies the structure of respirator, has reduced utensil weight, further improves user's comfort level.On inner cover, be provided with unidirectional air outlet valve assembly, can facilitate wearer's respiration, make the air of respirator interior and extraneous air be able to timely exchange.

Brief description of the drawings

Fig. 1 is cross-sectional schematic of the present utility model;

Fig. 2 is the partial structurtes schematic diagram of base of the present utility model and air bag;

Fig. 3 is perspective view of the present utility model.

Wherein, 1, outer cover; 2, filtrating chip; 3, air bag; 31, the spherical snapping of air bag portion; 32, pore; 33, absorbing sweat pad; 34, airbag body; 4, base; 5, inner cover; 6, unidirectional air outlet valve assembly; 61, connecting rod; 62, joint pin; 63, check valve sheet; 64, sleeve; 7, the first Access Division; 8, the second Access Division.

Detailed description of the invention

Below, by reference to the accompanying drawings and detailed description of the invention, utility model is described further:

As Figure 1-3, a kind of Novel respirator, comprise cover body and respiration filtering device, described cover body comprises base 4, outer cover 1, inner cover 5, described outer cover 1 edge is connected in base 4 outside upper mounting plates, described inner cover 5 is connected in base 4 inner side upper mounting plates, and described respiration filtering device is connected between outer cover 1 and inner cover 5, and outer cover 1 removably connects with respiration filtering device; Described Novel respirator also comprises hollow shape air bag 3 inflatable or venting, and described air bag 3 removably connects with base 4.

The present embodiment is provided with air bag 3, described air bag 3 removably connects with base 4, described air bag 3 is hollow shape software plastic products, described air bag 3 inflatable or venting, these air bag 3 veneer positions can be according to the different auto Deformation laminatings of human body face, the shape of this air bag 3 can be carried out local modulation manually according to the shape of different wearers' face mask or the bridge of the nose, has significantly strengthened the adaptability of respirator.

Preferably, described base 4 lower ends are provided with the spherical snapping groove of base, and base 4 upper ends are provided with two clamping platforms, inner side upper mounting plate clamping inner cover 5, and outside lower platform clamping outer cover 1, upper end clamping platform outside is respiration filtering device clamping position.

Preferably, described hollow balloon 3 comprise airbag body 34, with the spherical snapping of the integrated air bag of airbag body 34 portion 31, the spherical snapping of this air bag portion 31 is buckled in the spherical snapping groove of base.This air bag 3 is in the ball-type snapping place of base 4 local left-right rotation flexibly manually, and this air bag 3 can be adjusted laminating angle flexibly according to the different face shape of human body.

Preferably, the lateral surface of described air bag 3 bodies is provided with absorbing sweat pad 33.By this absorbing sweat pad 33, can absorb sweat that wearer produces in the time of applied at elevated temperature and the moisture that is condensed in base 4 edges of exhalation, keep the spatter property of air bag 3, this absorbing sweat pad 33 is pasted on air bag 3 lateral surfaces by adhesive sticker, is convenient for changing.This absorbing sweat pad 33 is disposable use parts.

Preferably, described inner cover 5 is provided with the first Access Division 7, and described base 4 is provided with the first base clamping platform (not shown), and described the first Access Division 7 is connected on this first base clamping platform.

Preferably, be provided with the second Access Division 8 in described outer cover 1, described base 4 is provided with the second base card platform (not shown), and described the second Access Division 8 is connected on this second base card platform, and described outer cover 1 and base 4 are for removably connecting.

Preferably, described inner cover 5 middles are provided with unidirectional air outlet valve assembly 6, described unidirectional air outlet valve assembly 6 comprises the sleeve 64, multiple connecting rod 61, the joint pin 62 that are positioned at inner cover 5 centres, one end of described multiple connecting rod 61 is connected with inner cover 5, the other end of the plurality of connecting rod 61 is connected with sleeve 64, described joint pin 62 plug-in mountings also pass this sleeve 64, and the top of this joint pin 62 is provided with check valve sheet 63; Described multiple connecting rod 61 is arranged along the center line circumference of sleeve 64.This check valve sheet 63 is made up of flexible material, and as plastic cement, in the time that human body is exhaled, this check valve sheet 63 raises up, and makes the Bas Discharged of respirator interior, and restriction air enters in respirator from the external world.

Preferably, described unidirectional air outlet valve assembly 6 is outer is provided with one group of annular protrusion barrier flaps integrally formed with inner cover 5, and barrier flaps is provided with annular air filter snap ring outward; Snap ring is outer is provided with the latticed holder net of air filtration pieces to inner cover 5 bottom margins.

Preferably, described air bag 3 is provided with pore 32, can facilitate the inflation of air bag 3 or the operation of venting, regulates the soft durometer of air bag 3.

Preferably, described air bag 3, base 4 extend along the whole inside edge of outer cover 1, thereby the extension track of this air bag 3, base 4 all in the form of a ring.The material of air bag 3 is made up of flexible plastic material, can make air bag 3 on base 4, realize the moving position of selecting air bag 3 according to actual conditions.

As shown in Figure 2, the spherical snapping of air bag portion 31 is circular-arc, is buckled in base snap groove.Described air bag 3 is made up of soft plastic material.

Respiration filtering device is filtrating chip 2, can be taking the rear taking-up replacing of outer cover 1 apart, using filtrating chip 2 as the preferred respiration filtering device of the present embodiment.The material outer layer of the present embodiment filtrating chip 2 is compared with crude fibre cotton, the second layer is thinner nonwoven, the 3rd metafiltration core is tacryl, internal layer is ultra-fine nonwoven lining cloth, by adopting the filtrating chip 2 of this material, can effectively protect following object: all kinds of dust and the gases such as pernicious gas that all kinds of welding produce, coal dust, graphite, carbon, asbestos, cement, metal dusting, paint.The filtrating chip 2 of the present embodiment, can be according to the filtrating chip 2 of different air ambients replacing difference in functionalitys.This filtrating chip 2 is disposable use parts.

The unidirectional air outlet valve assembly 6 of the present embodiment is worn facing to the bridge of the nose of human body, and air bag 3 is worn facing to human face profile.In air bag 3, be filled with gas, the shape of air bag 3 can regulate according to the shape of different wearers' face mask or the bridge of the nose.On outer cover 1, there are multiple transoms, can make the air of respirator interior and extraneous air exchange.After respirator is worn, the gas of exhalation can discharge by unidirectional air outlet valve assembly 6.Under the effect of respiration filtering device, the external world has dust or pernicious gas effectively to intercept by respiration filtering device, thereby reach harmful substance in air by after the filter filtration, purification of this respirator, sucking in human body is the object of clean, clean air.

The inner cover 5 of the present embodiment, check valve sheet 63, outer cover 1 are one group of movable component, and these parts all can repeatedly recycle after cleaning-sterilizing.

for a person skilled in the art, can be according to technical scheme described above and design, make other various corresponding changes and distortion, and these all changes and distortion all should belong to the protection domain of the utility model claim within.

Claims

1. a Novel respirator, comprise cover body and respiration filtering device, it is characterized in that: described cover body comprises base, outer cover, inner cover, described outer cover edge is connected in chassis outer side upper mounting plate, described inner cover is connected in upper mounting plate inside base, described respiration filtering device is connected between outer cover and inner cover, and outer cover and respiration filtering device removably connect; Described Novel respirator also comprises hollow shape air bag inflatable or venting, and described air bag and base removably connect.

2. Novel respirator as claimed in claim 1, it is characterized in that: described base lower end is provided with the spherical snapping groove of base, and base upper end is provided with two clamping platforms inner side upper mounting plate clamping inner cover, outside lower platform clamping outer cover, upper end clamping platform outside is respiration filtering device clamping position.

3. Novel respirator as claimed in claim 2, is characterized in that: described hollow balloon comprise airbag body, with the spherical snapping of the integrated air bag of airbag body portion, the spherical snapping of this air bag portion is buckled in the spherical snapping groove of base.

4. Novel respirator as claimed in claim 1 or 2, is characterized in that: the lateral surface of described airbag body is provided with absorbing sweat pad.

5. Novel respirator as claimed in claim 1 or 2, is characterized in that: described inner cover is provided with the first Access Division, and described base top is provided with the first base clamping platform, and described the first Access Division is connected on this first base clamping platform.

6. Novel respirator as claimed in claim 1 or 2, is characterized in that: in described outer cover, be provided with the second Access Division, described base upper outside is provided with the second base card platform, and described the second Access Division is connected on this second base card platform.

7. Novel respirator as claimed in claim 1, it is characterized in that: described inner cover middle is provided with unidirectional air outlet valve assembly, unidirectional air outlet valve assembly is provided with one group of annular protrusion barrier flaps integrally formed with inner cover outward, and barrier flaps is provided with annular air filter snap ring outward; Snap ring is outer is provided with the latticed holder net of air filtration pieces to inner cover bottom margin.

8. Novel respirator as claimed in claim 1, is characterized in that: described air bag is provided with pore.

9. Novel respirator as claimed in claim 1, is characterized in that: the extension track of described air bag, base all in the form of a ring.