CN214283421U - Medical mask with good air permeability - Google Patents
Medical mask with good air permeability Download PDFInfo
- Publication number
- CN214283421U CN214283421U CN202022862536.8U CN202022862536U CN214283421U CN 214283421 U CN214283421 U CN 214283421U CN 202022862536 U CN202022862536 U CN 202022862536U CN 214283421 U CN214283421 U CN 214283421U
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- China
- Prior art keywords
- front side
- plates
- grooves
- plate
- air permeability
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- Expired - Fee Related
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- 230000035699 permeability Effects 0.000 title claims abstract description 23
- 238000009423 ventilation Methods 0.000 claims abstract description 32
- 230000001681 protective effect Effects 0.000 claims description 17
- 230000006835 compression Effects 0.000 claims description 4
- 238000007906 compression Methods 0.000 claims description 4
- 230000000694 effects Effects 0.000 abstract description 14
- 238000001914 filtration Methods 0.000 abstract description 9
- 230000008859 change Effects 0.000 abstract description 4
- 230000009471 action Effects 0.000 abstract description 3
- 238000005406 washing Methods 0.000 abstract description 3
- 239000011111 cardboard Substances 0.000 description 2
- 238000009434 installation Methods 0.000 description 2
- 208000035473 Communicable disease Diseases 0.000 description 1
- 230000008878 coupling Effects 0.000 description 1
- 238000010168 coupling process Methods 0.000 description 1
- 238000005859 coupling reaction Methods 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 239000000428 dust Substances 0.000 description 1
- 210000004072 lung Anatomy 0.000 description 1
- 239000000123 paper Substances 0.000 description 1
- 230000000241 respiratory effect Effects 0.000 description 1
- 239000007921 spray Substances 0.000 description 1
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- Respiratory Apparatuses And Protective Means (AREA)
Abstract
The utility model belongs to the technical field of medical protection, especially, be a medical gauze mask that gas permeability is good, mostly design simply to the medical gauze mask on the market today, filter effect and gas permeability are unsatisfactory, can not reach good guard action, and be not convenient for carry out quick dismantlement, lead to being not convenient for carry on the problem of washing or changing of filter media to filtration equipment, present following scheme is proposed, and it includes protection casing and draft hood, protection casing front side fixed mounting has two fixed bands, draft hood and protection casing front side activity butt, and draft hood rear side fixed mounting has the filter layer, and the draft hood front side is seted up a plurality of ventilation holes, the protection casing front side is seted up two transverse grooves, and sliding mounting has the slide in the transverse groove. The utility model discloses a set up ventilation hole and filter layer and guarantee the ventilation and the filter effect of gauze mask, and be convenient for dismantle the filter layer to be convenient for clear up or change.
Description
Technical Field
The utility model relates to a medical protection technical field especially relates to a medical gauze mask that gas permeability is good.
Background
The mask is a sanitary article, is applied to many fields, is generally worn at the mouth and nose part for filtering air entering the mouth and nose so as to achieve the purpose of preventing harmful gas, smell and spray from entering and exiting the mouth and nose of a wearer, is made of gauze or paper and the like, has a certain filtering effect on air entering the lung, and has a very good effect when being worn in the operation in the environment polluted by dust and the like when respiratory infectious diseases are popular.
Most of medical gauze masks on the market today are designed simply, and filter effect and gas permeability are unsatisfactory, can not reach good guard action, and be not convenient for dismantle filtration equipment fast, lead to being not convenient for carry out the washing or the change of filter media, therefore we have proposed a medical gauze mask that the gas permeability is good and are used for solving above-mentioned problem.
SUMMERY OF THE UTILITY MODEL
The utility model aims at solving the medical gauze mask on the market today and designing simply mostly, filter effect and gas permeability are unsatisfactory, can not reach good guard action, and be not convenient for dismantle fast to filtration equipment, lead to being not convenient for carry on the washing of filter media or the shortcoming of changing, and the medical gauze mask that a gas permeability is good that proposes.
In order to achieve the above purpose, the utility model adopts the following technical scheme:
a medical mask with good air permeability comprises a protective cover and a ventilation hood, wherein two fixing bands are fixedly arranged on the front side of the protective cover, the ventilation hood is movably abutted against the front side of the protective cover, a filter layer is fixedly arranged on the rear side of the ventilation hood, a plurality of ventilation holes are formed in the front side of the ventilation hood, two transverse grooves are formed in the front side of the protective cover, sliding plates are slidably arranged in the transverse grooves, clamping plates are fixedly arranged on the mutually close sides of the two sliding plates, two connecting grooves are formed in the rear side of the ventilation hood, clamping grooves are formed in the inner wall of one side of each connecting groove, the two clamping plates are movably clamped with the corresponding clamping grooves respectively, sleeve plates are slidably sleeved on the outer sides of the sliding plates, transverse plates are fixedly arranged on the front side of the sleeve plates, pull rings are fixedly arranged on the mutually far sides of the two transverse plates, positioning grooves are formed in the rear sides of the two sleeve plates, positioning plates are fixedly arranged on the inner walls of the rear sides of the transverse grooves, the two positioning plates are movably clamped with the corresponding positioning grooves respectively.
Preferably, a fixed plate is fixedly mounted on the inner wall of one side of the transverse groove, and the sliding plate is slidably sleeved on the outer side of the fixed plate and is guided and limited in transverse movement.
Preferably, one end of each of the two compression springs is fixedly connected to the rear side of the fixing plate, and the other end of each of the four compression springs is fixedly connected to the front side of the corresponding sleeve plate to reset and assist in positioning the sleeve plate.
Preferably, a baffle is fixedly mounted on one side of the fixing plate, one end of each connecting spring is fixedly connected to one side of the baffle, and the other ends of the two connecting springs are fixedly connected with the corresponding other side of the sliding plate respectively to reset the sliding plate.
Preferably, the protection casing front side fixed mounting has two locating pins, the draft hood rear side is opened and is equipped with two cotter ways, two locating pins respectively with the cotter way swing joint that corresponds, install the location to the draft hood.
Preferably, the protection casing front side is opened and is equipped with the through-hole, the filter layer sets up in the through-hole, the installation of the filter layer of being convenient for.
In the utility model, the medical mask with good air permeability is convenient for wearing the protective cover through the fixing belt, ensures the filtering effect on air by using the filtering layer, and ensures the ventilation effect of the ventilation cover through a plurality of ventilation holes;
in the utility model, a medical gauze mask that gas permeability is good, move to the front side through pulling two pull rings and drive two lagging plates to the front side and compress the pressure spring, make two locating plates break away from the joint with the constant head tank, then pull two pull rings to the side motion of keeping away from each other and drive two lagging plates to the side motion of keeping away from each other, two lagging plates drive two slides to the side motion of keeping away from each other and compress the coupling spring through the sliding fit with corresponding slide respectively, two slides drive two cardboards to the side motion of keeping away from each other, make two cardboards break away from the connection with corresponding joint groove, thereby break away from the fixed to the draft hood, so that dismantle draft hood and filter layer, so as to wash or change the filter layer, guarantee its effect of using;
the utility model has the advantages of reasonable design, guarantee the ventilation and the filter effect of gauze mask through setting up ventilation hole and filter layer, and be convenient for dismantle the filter layer to be convenient for clear up or change, the reliability is high.
Drawings
Fig. 1 is a schematic view of a front view structure of a medical mask with good air permeability provided by the present invention;
fig. 2 is a schematic structural view of a portion a of a medical mask with good air permeability according to the present invention;
fig. 3 is a schematic structural view of a B-B cross section of the medical mask with good air permeability provided by the present invention;
fig. 4 is a schematic structural diagram of a part C of the medical mask with good air permeability according to the present invention.
In the figure: 1. a protective cover; 2. a ventilation hood; 3. a filter layer; 4. a vent hole; 5. fixing belts; 6. a transverse slot; 7. a transverse plate; 8. a pull ring; 9. a slide plate; 10. clamping a plate; 11. a clamping groove; 12. sheathing; 13. positioning a plate; 14. positioning a groove; 15. a fixing plate; 16. a connecting spring; 17. a pressure spring; 18. positioning pins; 19. a pin slot.
Detailed Description
The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments.
Referring to fig. 1-4, a medical mask with good air permeability comprises a protective cover 1 and a ventilation hood 2, two fixing bands 5 are fixedly arranged on the front side of the protective cover 1, the ventilation hood 2 is movably abutted against the front side of the protective cover 1, a filter layer 3 is fixedly arranged on the rear side of the ventilation hood 2, a plurality of vent holes 4 are arranged on the front side of the ventilation hood 2, two transverse grooves 6 are arranged on the front side of the protective cover 1, sliding plates 9 are slidably arranged in the transverse grooves 6, clamping plates 10 are fixedly arranged on the mutually close sides of the two sliding plates 9, two connecting grooves are arranged on the rear side of the ventilation hood 2, clamping grooves 11 are respectively arranged on the inner wall of one side of the two connecting grooves, the two clamping plates 10 are respectively movably clamped with the corresponding clamping grooves 11, a sleeve plate 12 is slidably sleeved on the outer side of the sliding plate 9, a transverse plate 7 is fixedly arranged on the front side of the sleeve plate 12, pull rings 8 are fixedly arranged on the mutually far sides of the two transverse plates 7, and positioning grooves 14 are respectively arranged on the rear sides of the two sleeve plates 12, and the inner wall of the rear side of the transverse groove 6 is fixedly provided with a positioning plate 13, and the two positioning plates 13 are movably clamped with the corresponding positioning grooves 14 respectively.
The utility model discloses in, fixed mounting has fixed plate 15 on 6 one side inner walls of transverse groove, and slide 9 slides and cup joints in the outside of fixed plate 15, and it is spacing to carry out transverse motion's direction to slide 9.
The utility model discloses in, the one end of two pressure springs 17 of fixed plate 15 rear side fixedly connected with, the other end of four pressure springs 17 respectively with the 12 front side fixed connection of lagging that correspond, reset and assistance-localization real-time to lagging 12.
The utility model discloses in, fixed plate 15 one side fixed mounting has the baffle, baffle one side fixedly connected with connecting spring 16's one end, two connecting spring 16's the other end respectively with the slide 9 opposite side fixed connection that corresponds, reset slide 9.
The utility model discloses in, 1 front side fixed mounting of protection casing has two locating pins 18, and 2 backs of draft hood open and are equipped with two cotter way 19, and two locating pins 18 are installed the location with 19 swing joint of cotter way that correspond respectively to draft hood 2.
The utility model discloses in, the through-hole has been opened to protection casing 1 front side, and filter layer 3 sets up in the through-hole, the installation of the filter layer 3 of being convenient for.
In the utility model, when in use, the protective cover 1 is convenient to wear through the fixing belt 5, the filtering layer 3 is used to ensure the filtering effect to the air, and the ventilation effect of the ventilation cover 2 is ensured through the plurality of ventilation holes 4, and the two pull rings 8 can be pulled to move to the front side to drive the two sleeve plates 12 to move to the front side and compress the pressure spring 17, so that the two positioning plates 13 are separated from the joint with the positioning groove 14, then the two pull rings 8 are pulled to move to one side away from each other to drive the two sleeve plates 12 to move to one side away from each other, the two sleeve plates 12 respectively drive the two sliding plates 9 to move to one side away from each other through the sliding fit with the corresponding sliding plates 9 and compress the connecting springs 16, the two sliding plates 9 drive the two clamping plates 10 to move to one side away from each other, so that the two clamping plates 10 are separated from the connection with the corresponding clamping grooves 11, thereby separating from the fixation of the ventilation cover 2, so as to detach the ventilation hood 2 and the filter layer 3, so as to clean or replace the filter layer 3 and ensure the using effect thereof.
Claims (6)
1. The medical mask with good air permeability comprises a protective cover (1) and a ventilation hood (2), and is characterized in that two fixing bands (5) are fixedly mounted on the front side of the protective cover (1), the ventilation hood (2) is movably abutted against the front side of the protective cover (1), a filter layer (3) is fixedly mounted on the rear side of the ventilation hood (2), a plurality of ventilation holes (4) are formed in the front side of the ventilation hood (2), two transverse grooves (6) are formed in the front side of the protective cover (1), sliding plates (9) are slidably mounted in the transverse grooves (6), clamping plates (10) are fixedly mounted on one sides, close to each other, of the two sliding plates (9), two connecting grooves are formed in the rear side of the ventilation hood (2), clamping grooves (11) are formed in the inner walls of the two connecting grooves on one side, the two clamping plates (10) are movably clamped with the corresponding clamping grooves (11) respectively, sleeve plates (12) are slidably sleeved on the outer sides of the sliding plates (9), the front side of each sleeve plate (12) is fixedly provided with a transverse plate (7), one side of each transverse plate (7) far away from each other is fixedly provided with a pull ring (8), the rear sides of the two sleeve plates (12) are respectively provided with a positioning groove (14), the inner wall of the rear side of each transverse groove (6) is fixedly provided with a positioning plate (13), and the two positioning plates (13) are respectively movably clamped with the corresponding positioning grooves (14).
2. The medical mask with good air permeability according to claim 1, wherein a fixing plate (15) is fixedly installed on the inner wall of one side of the transverse groove (6), and the sliding plate (9) is sleeved on the outer side of the fixing plate (15) in a sliding manner.
3. The medical mask with good air permeability according to claim 2, wherein one end of each of the two compression springs (17) is fixedly connected to the rear side of the fixing plate (15), and the other end of each of the four compression springs (17) is fixedly connected to the front side of the corresponding sleeve plate (12).
4. The medical mask with good air permeability according to claim 2, wherein a baffle is fixedly installed on one side of the fixing plate (15), one end of the connecting spring (16) is fixedly connected to one side of the baffle, and the other ends of the two connecting springs (16) are respectively and fixedly connected with the other side of the corresponding sliding plate (9).
5. The medical mask with good air permeability according to claim 1, wherein two positioning pins (18) are fixedly installed on the front side of the protective cover (1), two pin grooves (19) are formed in the rear side of the ventilation cover (2), and the two positioning pins (18) are movably connected with the corresponding pin grooves (19) respectively.
6. The medical mask with good air permeability according to claim 1, wherein a through hole is formed in the front side of the protective cover (1), and the filter layer (3) is arranged in the through hole.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022862536.8U CN214283421U (en) | 2020-12-03 | 2020-12-03 | Medical mask with good air permeability |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022862536.8U CN214283421U (en) | 2020-12-03 | 2020-12-03 | Medical mask with good air permeability |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN214283421U true CN214283421U (en) | 2021-09-28 |
Family
ID=77845699
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202022862536.8U Expired - Fee Related CN214283421U (en) | 2020-12-03 | 2020-12-03 | Medical mask with good air permeability |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN214283421U (en) |
-
2020
- 2020-12-03 CN CN202022862536.8U patent/CN214283421U/en not_active Expired - Fee Related
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20210928 |