CN208462993U - A kind of mask - Google Patents
A kind of mask Download PDFInfo
- Publication number
- CN208462993U CN208462993U CN201820502576.1U CN201820502576U CN208462993U CN 208462993 U CN208462993 U CN 208462993U CN 201820502576 U CN201820502576 U CN 201820502576U CN 208462993 U CN208462993 U CN 208462993U
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- China
- Prior art keywords
- filter element
- mask
- respiration bin
- expiration valve
- expiration
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Abstract
The utility model discloses a kind of masks, including expiration valve deck, filter element, respiration bin and breathing mask, the respiration bin passes through filter element and connect with expiration valve deck, filter element and breathing mask are removably pressed abd fixed on respiration bin by the expiration valve deck, enter breathing mask for sucking through the filtered pure air of filter element, the gas of exhalation is discharged by expiration valve deck.The utility model is designed by the connection structure of respiration bin shaft type, is increased the convenience of replacement filter core, expiration valve block, is reduced the inspiratory resistance of mask, greatly alleviate the problem of ventilator inspiratories such as mask, mask are felt oppressed.
Description
Technical field
The utility model belongs to breathing and technical field of air purification, in particular to a kind of labor protection, daily protection, doctor
With the mask of protection.
Background technique
2013, " haze " became annual keyword.In January in the same year, 4 haze processes shroud 30 provinces (area, city), in north
Capital, only 5 days are not haze skies.There is report to show, in 500 cities of Largest In China, reaches generation only less than 1% city
The air quality standard of boundary's Health Organisation recommendations, at the same time, in the world pollute most serious 10 cities have 7 in China.
On January 4th, 2014, national mitigation is done, the haze weather of harm health is included in nature in 2013 for the first time by Ministry of Civil Affairs
The condition of a disaster is notified to.
The maximum ingredient of harm to the human body is PM2.5 in haze, and the sucking of PM2.5 can directly injure respiratory system and the heart
Vascular system, including respiratory tract it is stimulated, cough, have difficulty in breathing, reduce lung function, aggravate asthma, cause chronic bronchitis,
Arrhythmia cordis, the premature death of non-lethal heart disease and cardiopulmonary patient, lung cancer etc..Global annual about 2,000,000 it is too early
The Particulate Pollutions such as death and PM2.5 are related.
Haze and the personal protective equipment appearance of breathing do not meet ergonomic features generally at present, plain, big portion
Point non-exchange filter core of mask or replacement filter core are inconvenient, and air-breathing is felt oppressed unsmooth, and inspiratory resistance is excessive, and long-time service will not in this way
Conducive to human health.
Utility model content
The goal of the invention of the utility model is, in view of the above problems, provide one kind can increase replacement filter core,
The convenience of expiration valve block reduces the inspiratory resistance of mask, alleviates the problem of ventilator inspiratories such as mask, mask are felt oppressed.
The technical solution of the utility model is achieved in that a kind of mask, it is characterised in that: including expiration valve deck, mistake
Unit, respiration bin and breathing mask are filtered, the respiration bin passes through filter element and connect with expiration valve deck, and the expiration valve deck will
Filter element and breathing mask are removably pressed abd fixed on respiration bin, are entered through the filtered pure air of filter element
Breathing mask is discharged for sucking, the gas of exhalation by expiration valve deck.
Mask described in the utility model is provided with exhalation passages and air intake passage on the respiration bin, described to exhale
Gas channel covers the exhaling hole being provided with outlet valve and is connected to, and the clean air outlet of the air intake passage and filter element connects
It is logical, it is provided with one-way breather valve piece at the exhalation passages, one-way intake valve block is provided at the air intake passage.
Mask described in the utility model, the edge part on the outside of the one-way breather valve piece are provided with expiration valve block pressure
Button, the expiration valve block clinching are removably arranged on respiration bin, and the compact heap by being arranged in expiration valve deck compresses
It is fixed.
Mask described in the utility model, the one-way breather valve piece are in the cambered surface knot to breathing mask curving
Structure, the end face that the expiration valve block clinching is used to compress one-way breather valve piece is arc-shaped, and the one-way breather valve piece is in expiratory air
It opens when body and is closed when sucking gas, is provided at the exhalation passages edge of the respiration bin for installing one-way sucting valve
The positioning column or location hole of piece, the one-way intake valve block are fixed and can be loaded and unloaded by expiration valve block clinching.
Mask described in the utility model is provided at least one air intake passage, each air-breathing on the respiration bin
Independent one-way intake valve block is provided at channel, the one-way intake valve block is opened when sucking gas and in exhaled gas
When close, the air intake passage edge of the respiration bin is provided with the positioning column or location hole for installing one-way intake valve block,
The one-way intake valve block is fixed by suction valve chip clinching and can be loaded and unloaded.
Mask described in the utility model, the filter element are stereo hollow airtight cavity structure, and surrounding was
Filter layer made of filter material material, is provided with the skeleton for being used to support filtering material in the cavity, and outside air is single through filtering
Enter inside cavity after the filtering material filtering of first surrounding, the filtered pure air of inside cavity is by the clean of filter element
Net air outlet enters breathing mask.
Mask described in the utility model is provided with joint for respiratory device on the filter element, the joint for respiratory device
The outer filter material of outboard end and filter element is tightly connected, the inner end of the joint for respiratory device and the internal layer mistake of filter element
Filter material material is tightly connected, and the outboard end of the joint for respiratory device is expiration interface, and the inner end of the joint for respiratory device is air-breathing interface,
At least one suction hole, the pure air row of the suction hole and filter element are provided on the outer peripheral surface of the joint for respiratory device
The air intake passage being arranged on outlet, the suction hole and respiration bin is corresponding.
Mask described in the utility model is provided at least in the open end that the expiration valve deck is connect with respiration bin
One lug boss radially extended, the end that the respiration bin is connect with expiration valve deck be provided with covered with outlet valve it is convex
Rise portion's corresponding matching slide groove portion, the outlet valve lid snap onto the end of respiration bin and by rotate it is detachable with respiration bin
Ground is fixed together.
Mask described in the utility model, the breathing mask cover oral area or nose or snout and close simultaneously
Envelope, is provided with the edge part for installation, the outer edge of the respiration bin is fitted in respiratory surface outward on the breathing mask
On the installation edge part of cover, then it is fitted in filter element interface bottom surface, and the expiration valve deck that can be loaded and unloaded fastening compresses.
Mask described in the utility model, is provided with Decorative Cover on the outside of the filter element, and the expiration valve deck will
Decorative Cover, filter element and breathing mask are removably pressed abd fixed on respiration bin, if being provided in the Decorative Cover
Dry opening, is provided with positioning protrusion at the central through hole of the Decorative Cover, is provided on the respiration bin and positioning protrusion
The positioning groove of corresponding matching, when the respiration bin passes through Decorative Cover, the positioning protrusion of the Decorative Cover is placed in determining for respiration bin
In the groove of position.
The utility model is designed by the connection structure of respiration bin shaft type, increases the side of replacement filter core, expiration valve block
Just property, reduces the inspiratory resistance of mask, greatly alleviates the problem of ventilator inspiratories such as mask, mask are felt oppressed；And pass through
The various structures of Decorative Cover design, and increase the diversity and possibility of the beautification of mask appearance.
Detailed description of the invention
Fig. 1 is the structural schematic diagram of the utility model.
Marked in the figure: 1 is expiration valve deck, 1a is exhaling hole, and 1b is lug boss, and 2 be Decorative Cover, and 2a is opening, during 2b is
Heart through-hole, 3 be filter element, and 4 be joint for respiratory device, and 4a is expiration interface, and 4b is air-breathing interface, and 4c is suction hole, and 5 be outlet valve
Piece clinching, 6 be respiration bin, and 6a is exhalation passages, and 6b is air intake passage, and 6c is slide groove portion, and 7 be breathing mask, and 8 be suction valve chip
Clinching, 9 be headband, and 10 be link.
Specific embodiment
With reference to the accompanying drawing, the utility model is described in detail.
In order to make the purpose of the utility model, technical solutions and advantages more clearly understood, below in conjunction with attached drawing and implementation
Example, the present invention will be further described in detail.It should be appreciated that specific embodiment described herein is only used to explain
The utility model is not used to limit the utility model.
As shown in Figure 1, a kind of mask, including expiration valve deck 1, Decorative Cover 2, filter element 3, respiration bin 6 and respiratory surface
Cover 7 is connect, the expiration valve deck 1 passes through rotation after the respiration bin 6 passes through filter element 3 and Decorative Cover 2 with expiration valve deck 1
Tightly, Decorative Cover 2, filter element 3 and breathing mask 7 are removably pressed abd fixed on respiration bin 6 by the connection types such as buckle,
Convenient for locking and dismantling, filter element, expiration valve block and Decorative Cover can be replaced by removing expiration valve deck, and the filter element 3 is
Stereo hollow airtight cavity structure, surrounding are filter layer made of filtering material, and the filter element can be made various vertical
Shape is provided with the skeleton for being used to support filtering material, filtering of the outside air through 3 surrounding of filter element in the cavity
Enter inside cavity after filtration of material, the filtered pure air of inside cavity is discharged by the pure air of filter element 3
Mouth enters breathing mask 7 for sucking, and the gas of exhalation is discharged by expiration valve deck 1, smooth can suck when mask is put in realization clean
Net air.
Wherein, it is provided with exhalation passages 6a and air intake passage 6b, the exhalation passages 6a on the respiration bin 6 and exhales
The exhaling hole 1a connection being provided on valve deck 1, the exhaling hole is arranged in inside the surrounding of expiration valve deck or lower part, convenient for smooth
Exhaust, the air intake passage 6b are connected to the clean air outlet of filter element 3, are provided with list at the exhalation passages 6a
To expiration valve block, it is provided with one-way intake valve block at the air intake passage 6b, the edge on the outside of the one-way breather valve piece
Portion is provided with expiration valve block clinching 5, and the expiration valve block clinching 5 is removably arranged on respiration bin 6, and passes through outlet valve
The compact heap being arranged in lid 1 is just fixed outlet valve clinching when installing expiration valve deck, so that expiration valve block is compressed,
It is displaced expiration valve block will not at work, sufficiently opened when exhaling, the good airproof performance in air-breathing；The one-way breather valve piece
In the globoidal structure to 7 curving of breathing mask, valve block is set not deform generation gauffer when opening and closing, leakproofness is more
Good, the end face that the expiration valve block clinching 5 is used to compress one-way breather valve piece is arc-shaped, and the one-way breather valve piece is in expiratory air
It opens when body and is closed when sucking gas, is provided at the edge exhalation passages 6a of the respiration bin 6 for installing unidirectional suction
The positioning column or location hole of air valve plate, the one-way intake valve block are fixed and can be loaded and unloaded by expiration valve block clinching 5；Institute
It states and is provided at least one air intake passage 6b on respiration bin 6, be provided with independent one-way sucting valve at each air intake passage 6b
Piece, the one-way intake valve block is opened when sucking gas and is closed in exhaled gas, in the air intake passage of the respiration bin 6
The edge 6b is provided with positioning column or location hole for installing one-way intake valve block, and the one-way intake valve block passes through suction valve chip
Clinching 8 is fixed and can load and unload.
Wherein, joint for respiratory device 4 is provided on the filter element 3, the joint for respiratory device is integrally in approximate truncated cone-shaped, institute
State joint for respiratory device 4 outboard end and filter element 3 outer filter material be tightly connected and it is air tight, the joint for respiratory device 4
The internal layer filtering material of inner end and filter element 3 is tightly connected and air tight, and the outboard end of the joint for respiratory device 4 is to exhale to connect
The inner end of mouth 4a, the joint for respiratory device 4 are air-breathing interface 4b, are provided at least one on the outer peripheral surface of the joint for respiratory device 4
A suction hole 4c, the suction hole 4c are connected to the clean air outlet of filter element 3, the suction hole 4c and respiration bin 6
The air intake passage 6b of upper setting is corresponding.
In the present embodiment, at least one is provided with along diameter in the open end that the expiration valve deck 1 is connect with respiration bin 6
To the lug boss 1b of extension, it is provided with and the protrusion on expiration valve deck 1 in the end that the respiration bin 6 is connect with expiration valve deck 1
The slide groove portion 6c of portion's 1b corresponding matching, the expiration valve deck 1 snap onto the end of respiration bin 6 and can with respiration bin 6 by rotation
It is fixed together to detachable, oral area or nose or snout are covered and sealed simultaneously by the breathing mask 7, described
The edge part for installation is provided on breathing mask 7, the outer edge of the respiration bin 6 is fitted in the peace of breathing mask 7 outward
On rim edge, then it is fitted in 3 interface bottom surface of filter element, and the expiration valve deck 1 that can be loaded and unloaded fastening compresses, in the dress
Several opening 2a are provided on decorations cover 2, it is unobstructed convenient for air-breathing, convex is provided at the central through hole 2b of the Decorative Cover 2
It rises, the positioning groove with positioning protrusion corresponding matching is provided on the respiration bin 6, the respiration bin 6 passes through Decorative Cover 2
When, the positioning protrusion of the Decorative Cover 2 is placed in the positioning groove of respiration bin 6, avoids Decorative Cover swing offset.Wherein, it decorates
Cover can fashion into various shape, and Decorative Cover surface is by being open with solid line permutation and combination at various patterns, to beautify mask, together
When to filter element carry out moulding, play the role of support and keep filter element shape.
Wherein, bolt headband or ear band are installed in the corresponding hole opened up of breathing mask 7 and seal with column on respiration bin 6
Air tight, 7 or so the lateral surface of breathing mask is respectively provided with two links 10, and link one end is connected on band column, and the other end connects
Lug band or headband 9.
In the present embodiment, the shell for loading and unloading fastening connector, warehouse, valve block clinching and unidirectional expiration component of use
The engineering plastics that body portion is all made of light-weight environment-friendly are made, such as PP, PE, PC material；Soft-sided is sealed using the soft of soft environment-protective
Glue material is made, such as silicon rubber, rubber and plastic synthetic material, and shape meets human body face feature, one-way intake component and unidirectional
The valve block of expiration component is all made of soft or hard appropriate rubber material and is made, and the material that filter element uses includes PP melt-blown nonwoven
The efficient low-resistances safe material such as cloth, active carbon cloth, bactericidal.
In use, first by respiration bin suction valve chip and clinching and expiration valve block and clinching assemble, by breathing mask
Respiration bin is connected, loads onto link on band column at left and right sides of breathing mask, then the exhalation passages of respiration bin are connect across filter element
Mouthful, it is loaded on Decorative Cover, finally screws expiration valve deck, filter element interface bottom surface and upper top surface is compressed, is loaded on link
Headband can put on the use of mask eupnea.
The above is only the preferred embodiment of the utility model only, is not intended to limit the utility model, all at this
Made any modifications, equivalent replacements, and improvements etc., should be included in the utility model within the spirit and principle of utility model
Protection scope within.
Claims (10)
1. a kind of mask, it is characterised in that: including expiration valve deck (1), filter element (3), respiration bin (6) and breathing mask
(7), the respiration bin (6) passes through breathing mask (7), filter element (3) and expiration valve deck (1) by the connection structure of shaft type
Connection, the expiration valve deck (1) are detachable by filter element (3) and breathing mask (7) by the connection type for screwing, buckling
Ground is pressed abd fixed on respiration bin (6), is entered breathing mask (7) for sucking through filter element (3) filtered pure air, is exhaled
Gas out is discharged by expiration valve deck (1).
2. mask according to claim 1, it is characterised in that: be provided with exhalation passages (6a) on the respiration bin (6)
With air intake passage (6b), the exhaling hole (1a) being provided on the exhalation passages (6a) and expiration valve deck (1) is connected to, the air-breathing
Channel (6b) is connected to the clean air outlet of filter element (3), is provided with unidirectional expiration at the exhalation passages (6a)
Valve block is provided with one-way intake valve block at the air intake passage (6b).
3. mask according to claim 2, it is characterised in that: the edge part on the outside of the one-way breather valve piece is provided with
Expiration valve block clinching (5), the expiration valve block clinching (5) are removably arranged on respiration bin (6), and pass through expiration valve deck
(1) compact heap being arranged in is fixed.
4. mask according to claim 3, it is characterised in that: the one-way breather valve piece is in breathing mask (7) side
Curved globoidal structure, the end face that the expiration valve block clinching (5) is used to compress one-way breather valve piece is arc-shaped, described unidirectionally to exhale
Air valve plate is opened in exhaled gas and is closed when sucking gas, is set at edge exhalation passages (6a) of the respiration bin (6)
It is equipped with the positioning column or location hole for installing one-way intake valve block, the one-way intake valve block passes through expiration valve block clinching (5)
It is fixed and can load and unload.
5. mask according to claim 2, it is characterised in that: be provided at least one air-breathing on the respiration bin (6)
Channel (6b) is provided with independent one-way intake valve block at each air intake passage (6b), and the one-way intake valve block is sucking
It opens when gas and is closed in exhaled gas, is provided at edge air intake passage (6b) of the respiration bin (6) for installing
The positioning column or location hole of one-way intake valve block, the one-way intake valve block are fixed by suction valve chip clinching (8) and can
Handling.
6. mask according to claim 1, it is characterised in that: the filter element (3) is stereo hollow airtight cavity knot
Structure, surrounding are filter layer made of filtering material, are provided with the skeleton for being used to support filtering material in the cavity, external
Air enters inside cavity after the filtering of the filtering material of filter element (3) surrounding, and the inside cavity is filtered clean empty
Gas enters breathing mask (7) by the clean air outlet of filter element (3).
7. mask according to claim 6, it is characterised in that: be provided with joint for respiratory device on the filter element (3)
(4), the outboard end of the joint for respiratory device (4) and the outer filter material of filter element (3) are tightly connected, the joint for respiratory device
(4) the internal layer filtering material of inner end and filter element (3) is tightly connected, and the outboard end of the joint for respiratory device (4) is to exhale
The inner end of interface (4a), the joint for respiratory device (4) is air-breathing interface (4b), is set on the outer peripheral surface of the joint for respiratory device (4)
It is equipped at least one suction hole (4c), the suction hole (4c) is connected to the clean air outlet of filter element (3), the suction
Air intake passage (6b) being arranged on stomata (4c) and respiration bin (6) is corresponding.
8. mask according to claim 1, it is characterised in that: opened in the expiration valve deck (1) with what respiration bin (6) was connect
Mouth end face is provided at least one lug boss (1b) radially extended, connect in the respiration bin (6) with expiration valve deck (1)
End is provided with the slide groove portion (6c) with lug boss (1b) corresponding matching on expiration valve deck (1), expiration valve deck (1) snapping
Respiration bin (6) end and be removably fixed together by rotation with respiration bin (6).
9. mask according to claim 1, it is characterised in that: the breathing mask (7) is by oral area or nose or snout
It covers and seals simultaneously, the edge part for installation, the outside of the respiration bin (6) are provided on the breathing mask (7)
Edge is fitted in outward on the installation edge part of breathing mask (7), then is fitted in filter element (3) interface bottom surface, and can be filled
The expiration valve deck (1) for unloading fastening compresses.
10. mask as claimed in any of claims 1 to 9, it is characterised in that: on the outside of the filter element (3)
Be provided with Decorative Cover (2), the expiration valve deck (1) by Decorative Cover (2), filter element (3) and breathing mask (7) removably
It is pressed abd fixed on respiration bin (6), several openings (2a) is provided on the Decorative Cover (2), in the Decorative Cover (2)
It is provided with positioning protrusion at heart through-hole (2b), is provided on the respiration bin (6) recessed with the positioning of positioning protrusion corresponding matching
Slot, when the respiration bin (6) passes through Decorative Cover (2), the positioning that the positioning protrusion of the Decorative Cover (2) is placed in respiration bin (6) is recessed
In slot.
Priority Applications (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820502576.1U CN208462993U (en) | 2018-04-10 | 2018-04-10 | A kind of mask |
| CN201822125079.7U CN209679342U (en) | 2018-04-10 | 2018-04-10 | A kind of mask filter element |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820502576.1U CN208462993U (en) | 2018-04-10 | 2018-04-10 | A kind of mask |
Related Child Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201822125079.7U Division CN209679342U (en) | 2018-04-10 | 2018-04-10 | A kind of mask filter element |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN208462993U true CN208462993U (en) | 2019-02-05 |
Family
ID=65206183
Family Applications (2)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201822125079.7U Active CN209679342U (en) | 2018-04-10 | 2018-04-10 | A kind of mask filter element |
| CN201820502576.1U Active CN208462993U (en) | 2018-04-10 | 2018-04-10 | A kind of mask |
Family Applications Before (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201822125079.7U Active CN209679342U (en) | 2018-04-10 | 2018-04-10 | A kind of mask filter element |
Country Status (1)
| Country | Link |
|---|---|
| CN (2) | CN209679342U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2021159637A1 (en) * | 2020-02-13 | 2021-08-19 | 河南驼人贝斯特医疗器械有限公司 | Protective isolation device |
-
2018
- 2018-04-10 CN CN201822125079.7U patent/CN209679342U/en active Active
- 2018-04-10 CN CN201820502576.1U patent/CN208462993U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2021159637A1 (en) * | 2020-02-13 | 2021-08-19 | 河南驼人贝斯特医疗器械有限公司 | Protective isolation device |
Also Published As
| Publication number | Publication date |
|---|---|
| CN209679342U (en) | 2019-11-26 |
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