CN211536261U - Disease prevention control cover - Google Patents
Disease prevention control cover Download PDFInfo
- Publication number
- CN211536261U CN211536261U CN201922162999.0U CN201922162999U CN211536261U CN 211536261 U CN211536261 U CN 211536261U CN 201922162999 U CN201922162999 U CN 201922162999U CN 211536261 U CN211536261 U CN 211536261U
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- CN
- China
- Prior art keywords
- canister
- connecting part
- baffle
- joint
- mask
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Fee Related
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Abstract
A disease prevention and control cover comprises a face mask, a connecting part and a canister; the mask is provided with an upper lacing and a lower lacing; the face mask is provided with a chute, and an adjusting button is arranged on the chute in a sliding manner; the connecting part is provided with an opening which is convenient for installing the canister; a mounting groove and a baffle are arranged on one side of the inside of the connecting part facing the mask, and the bottom of the baffle is inserted into the mounting groove and is matched and fixed with the mounting groove; the top of the baffle extends out of the connecting part, the top of the baffle is connected with the adjusting button, and the adjusting button drives the baffle to slide along the sliding groove; the exterior of the canister is provided with an outer shell, the interior of the canister is provided with a filter element, and the bottom of the canister is provided with an air inlet; the periphery of the air outlet pipe is provided with first thread teeth; the outer shell of the canister is provided with a joint; a second thread tooth is arranged on the periphery of the joint; an elastic piece is arranged at the joint of the joint and the outer shell; the utility model discloses simple structure sets up two canister and can change in turn, and it is more convenient to use.
Description
Technical Field
The utility model relates to the technical field of medical supplies, especially, relate to a disease prevention control cover.
Background
The mask is a sanitary article, 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 the mask is worn in an environment polluted by dust and the like when respiratory infectious diseases are popular and is used for operation. The mask can be divided into an air filtering type mask and an air supply type mask;
when a high-infection experiment or operation is carried out, a special mask needs to be worn; the filtering type face mask in the prior art generally has only one canister, the canister needs to be replaced after being used for a period of time, and when the canister is replaced, workers have to hold breath to prevent viruses from being inhaled; it is rather inconvenient to use.
In order to solve the above problems, a disease prevention control cover is proposed in the present application.
SUMMERY OF THE UTILITY MODEL
Objects of the invention
In order to solve the problem that a special mask needs to be worn when a high-infectivity experiment or operation is carried out in the background technology; the filtering type face mask in the prior art generally has only one canister, the canister needs to be replaced after being used for a period of time, and when the canister is replaced, workers have to hold breath to prevent viruses from being inhaled; use inconvenient technical problem, the utility model provides a disease prevention control cover, the utility model discloses simple structure sets up two canister and can change in turn, and it is more convenient to use.
(II) technical scheme
In order to solve the problems, the utility model provides a disease prevention and control cover, which comprises a face mask, a connecting part and a canister;
the mask is provided with an upper lacing and a lower lacing; the connecting parts are arranged on the mask, and two connecting parts are symmetrically arranged along the perpendicular bisector of the mask; the face mask is provided with a chute, and an adjusting button is arranged on the chute in a sliding manner; an opening convenient for installing the canister is arranged on the connecting part, a first thread groove is arranged on the inner wall of one side, facing the mask, of the connecting part, and a second thread groove is arranged on the inner wall of one side, far away from the mask, of the connecting part; a mounting groove and a baffle are arranged on one side of the inside of the connecting part facing the mask, the bottom of the baffle is inserted into the mounting groove and is matched and fixed with the mounting groove, and the baffle completely covers the opening of the connecting part; the top of the baffle extends out of the connecting part, the top of the baffle is connected with the adjusting button, and the adjusting button drives the baffle to slide along the sliding groove;
the exterior of the canister is provided with an outer shell, the interior of the canister is provided with a filter element, the bottom of the canister is provided with an air inlet, and the top of the canister is provided with a convex air outlet pipe; the periphery of the air outlet pipe is provided with a first thread tooth, and the first thread tooth is in matched threaded connection with the first thread groove; the outer shell of the canister is provided with a joint which is inserted into the connecting part; a second thread tooth is arranged on the periphery of the joint and is in matched threaded connection with the second thread groove; the joint of the joint and the outer shell is provided with an elastic piece which stretches along the gas flowing direction.
Preferably, the top of the joint is covered with a layer of cushion pad, and the middle part of the cushion pad is provided with a through hole for the air outlet pipe to extend out.
Preferably, the cushioning pad is an elastic pad.
Preferably, a sealing film is arranged on the buffer pad and covers the through hole.
Preferably, the sealing film is a transparent sealing film.
Preferably, the strap is an elastic strap.
Preferably, the outer shell is made of an aluminum alloy material.
The above technical scheme of the utility model has following profitable technological effect: in the utility model, two connecting parts are arranged on the face mask for installing the canister; in the actual use process, a user firstly ties the lacing and wears the mask; then performing surgery or experiment; when the mask is used for a period of time, any one of the two canister can be replaced in turn; after the canister needing to be replaced is determined, the adjusting button on the corresponding side is shifted downwards along the sliding groove, the adjusting button drives the baffle to move downwards until the bottom of the baffle is embedded into the mounting groove; at the moment, the baffle plate completely covers the opening of the connecting part, so that gas with viruses on the outside is prevented from being sucked; then, replacing the canister on the same side; when the replacement is carried out, the outer shell of the canister is held, the canister is rotated, at the moment, the first thread teeth and the first thread grooves on the periphery of the air outlet pipe are gradually separated, and meanwhile, the second thread teeth and the second thread grooves on the periphery of the joint are gradually separated; the canister is continuously rotated, so that the canister is smoothly taken down; when a new canister is replaced, the outer shell of the canister is held, the joint is pushed towards the connecting part, the canister is rotated to enable the second thread teeth on the periphery of the joint to be rotatably connected with the second thread grooves, then the canister is pressed towards the direction of the connecting part, the elastic piece on the joint keeps a contraction state, the protruding air outlet pipe punctures the sealing membrane at the moment, the canister is continuously rotated, the first thread teeth on the periphery of the air outlet pipe are contacted with the first thread grooves at the moment, and the canister is in threaded connection until the canister and the connecting part are screwed tightly; the top of the air outlet pipe is contacted with the baffle at the moment; sliding the adjusting button upwards along the sliding direction, pulling the baffle out of the mounting groove, deeply sucking breath and outwards exhaling; and residual toxic gas in the connecting part is blown into the canister, and then the canister can be normally used. The utility model discloses simple structure sets up two canister and can change in turn, and it is more convenient to use.
Drawings
Fig. 1 is a schematic structural view of the disease prevention control cover of the present invention.
Fig. 2 is a schematic structural view of the outlet duct in the disease prevention control cover in a protruding state.
Fig. 3 is a schematic structural view of the disease prevention control cover in a state where the outlet duct is retracted.
Fig. 4 is a schematic structural view of a cushion pad in the disease prevention control cover according to the present invention.
Fig. 5 is a schematic view of the internal structure of the connection portion in the disease prevention control cover according to the present invention.
Reference numerals: 1. a tie strap; 2. a face mask; 3. an adjusting knob; 4. a chute; 5. a canister; 501. an outer housing; 502. a filter element; 503. an air inlet; 504. an air outlet pipe; 505. a first thread tooth; 506. a second thread tooth; 507. an elastic member; 508. a joint; 509. a cushion pad; 510. sealing the film; 6. a connecting portion; 7. a baffle plate; 8. mounting grooves; 9. a first thread groove; 10. a second thread groove.
Detailed Description
In order to make the objects, technical solutions and advantages of the present invention more apparent, the present invention will be described in detail with reference to the accompanying drawings. It should be understood that the description is intended to be illustrative only and is not intended to limit the scope of the present invention. Moreover, in the following description, descriptions of well-known structures and techniques are omitted so as to not unnecessarily obscure the concepts of the present invention.
As shown in fig. 1-5, the present invention provides a disease prevention and control mask, which comprises a face mask 2, a connecting part 6 and a canister 5;
the face mask 2 is provided with an upper lacing belt 1 and a lower lacing belt 1; the connecting parts 6 are arranged on the face mask 2, and two connecting parts 6 are symmetrically arranged along the middle vertical line of the face mask 2; the face mask 2 is provided with a sliding chute 4, and the sliding chute 4 is provided with an adjusting button 3 in a sliding way; an opening convenient for installing the canister 5 is arranged on the connecting part 6, a first thread groove 9 is arranged on the inner wall of the connecting part 6 facing to one side of the face mask 2, and a second thread groove 10 is arranged on the inner wall of the connecting part 6 far away from one side of the face mask 2; a mounting groove 8 and a baffle 7 are arranged on one side of the connecting part 6 facing the mask 2, the bottom of the baffle 7 is inserted into the mounting groove 8 and is matched and fixed with the mounting groove 8, and the baffle 7 completely covers the opening of the connecting part 6; the top of the baffle 7 extends out of the connecting part 6, the top of the baffle 7 is connected with the adjusting button 3, and the adjusting button 3 drives the baffle 7 to slide along the sliding groove 4;
an outer shell 501 is arranged outside the canister 5, a filter element 502 is arranged inside the canister 5, an air inlet 503 is arranged at the bottom of the canister 5, and a convex air outlet pipe 504 is arranged at the top of the canister 5; a first thread tooth 505 is arranged on the outer periphery of the air outlet pipe 504, and the first thread tooth 505 is in matched threaded connection with the first thread groove 9; the outer shell 501 of the canister 5 is provided with a joint 508, and the joint 508 is inserted into the connecting part 6; a second thread tooth 506 is arranged on the outer periphery of the joint 508, and the second thread tooth 506 is in matched threaded connection with the second thread groove 10; the joint 508 is provided with an elastic member 507 at the joint with the outer housing 501, and the elastic member 507 expands and contracts along the gas flow direction.
In the utility model, two connecting parts 6 are arranged on the face mask 2 and used for installing the canister 5; in the actual use process, a user firstly ties the lacing 1 and wears the mask 2; then performing surgery or experiment; when the face mask 2 is used for a period of time, any one of the two canister 5 can be replaced in turn; after the canister 5 needing to be replaced is determined, the adjusting button 3 on the corresponding side is shifted downwards along the sliding groove 4, the adjusting button 3 drives the baffle 7 to move downwards until the bottom of the baffle 7 is embedded into the mounting groove 8; at this time, the baffle 7 completely covers the opening of the connecting part 6, and prevents the gas with virus outside from being sucked; then the canister 5 on the same side is replaced; when the replacement is carried out, the outer shell 501 of the canister 5 is held, the canister 5 is rotated, at the moment, the first thread teeth 505 on the outer periphery of the air outlet pipe 504 are gradually separated from the first thread grooves 9, and the second thread teeth 506 on the outer periphery of the joint 508 are gradually separated from the second thread grooves 10; the canister 5 is continuously rotated, so that the canister 5 is smoothly taken down; when a new canister 5 is replaced, the outer shell 501 of the canister 5 is held, the joint 508 is pushed towards the connecting part 6, the canister 5 is rotated to enable the second thread teeth 506 on the periphery of the joint to be rotationally connected with the second thread grooves 10, then the canister 5 is pressed towards the connecting part 6, the elastic part 507 on the joint 508 keeps a contraction state, the protruding air outlet pipe 504 punctures the sealing membrane 10 at the moment, the canister 5 is continuously rotated, and the first thread teeth 505 on the periphery of the air outlet pipe 504 are contacted with the first thread grooves 509 and are in threaded connection until the canister 5 and the connecting part 6 are screwed tightly; at this time, the top of the outlet pipe 504 is in contact with the baffle 7; the adjusting button 3 slides upwards along the sliding direction, the baffle 7 is pulled out from the mounting groove 8, and the respirator sucks breath deeply and exhales outwards; the toxic gas remained in the connecting part 6 is blown into the canister 5, and then the canister can be used normally. The utility model discloses simple structure sets up two canister 5 and can change in turn, and it is more convenient to use.
In an alternative embodiment, the top of the joint 508 is covered with a cushion 509, and the middle of the cushion 509 is provided with a through hole for extending the outlet pipe 504. The cushion 509 is an elastic cushion.
The cushion 509 is an elastic cushion, and after the connection portion 6 and the canister 5 are mounted, the cushion 509 is compressed by a force, thereby reducing a gap between the connection portion 6 and the canister 5.
In an alternative embodiment, the cushion 509 is provided with a sealing film 510, and the sealing film 510 covers the through hole.
It should be noted that the sealing membrane 510 can protect the filter element 502 inside the canister 5, and prolong the shelf life of the filter element 502
In an alternative embodiment, the sealing film 510 is a transparent sealing film 510.
It should be noted that the transparent sealing film 510 facilitates observation of the color of the filter element 502, and if the color changes, the filter element 502 will deteriorate and cannot be used continuously.
In an alternative embodiment, strap 1 is an elastic strap 1.
In an alternative embodiment, the outer housing 501 is made of an aluminum alloy material.
It is to be understood that the above-described embodiments of the present invention are merely illustrative of or explaining the principles of the invention and are not to be construed as limiting the invention. Therefore, any modification, equivalent replacement, improvement and the like made without departing from the spirit and scope of the present invention should be included in the protection scope of the present invention. Further, it is intended that the appended claims cover all such variations and modifications as fall within the scope and boundaries of the appended claims or the equivalents of such scope and boundaries.
Claims (7)
1. A disease prevention and control cover, which is characterized by comprising a face mask (2), a connecting part (6) and a canister (5);
the face mask (2) is provided with an upper lacing and a lower lacing (1); the connecting parts (6) are arranged on the face mask (2), and two connecting parts (6) are symmetrically arranged along the perpendicular bisector of the face mask (2); the face mask (2) is provided with a chute (4), and the chute (4) is provided with an adjusting button (3) in a sliding way; an opening convenient for installing the canister (5) is arranged on the connecting part (6), a first thread groove (9) is arranged on the inner wall of one side of the connecting part (6) facing the mask (2), and a second thread groove (10) is arranged on the inner wall of one side of the connecting part (6) far away from the mask (2); one side of the inside of the connecting part (6) facing the mask (2) is provided with a mounting groove (8) and a baffle (7), the bottom of the baffle (7) is inserted into the mounting groove (8) and is matched and fixed with the mounting groove (8), and the baffle (7) completely covers the opening of the connecting part (6); the top of the baffle (7) extends out of the connecting part (6), the top of the baffle (7) is connected with the adjusting button (3), and the adjusting button (3) drives the baffle (7) to slide along the sliding groove (4);
an outer shell (501) is arranged outside the canister (5), a filter element (502) is arranged inside the canister (5), an air inlet (503) is arranged at the bottom of the canister (5), and a convex air outlet pipe (504) is arranged at the top of the canister (5); a first thread tooth (505) is arranged on the periphery of the air outlet pipe (504), and the first thread tooth (505) is in matched threaded connection with the first thread groove (9); a joint (508) is arranged on the outer shell (501) of the canister (5), and the joint (508) is inserted into the connecting part (6); a second thread tooth (506) is arranged on the periphery of the joint (508), and the second thread tooth (506) is in matched threaded connection with the second thread groove (10); an elastic piece (507) is arranged at the joint of the joint (508) and the outer shell (501), and the elastic piece (507) stretches along the gas flowing direction.
2. A disease prevention and control cover according to claim 1, wherein the top of the joint (508) is covered with a cushion (509), and the middle of the cushion (509) is provided with a through hole for the outlet pipe (504) to extend.
3. The hood according to claim 2, wherein the cushion (509) is an elastic cushion.
4. The hood for disease prevention and control according to claim 2, wherein the cushion (509) is provided with a sealing film (510), and the sealing film (510) covers the through hole.
5. The hood according to claim 4, wherein the sealing film (510) is a transparent sealing film (510).
6. The hood according to claim 1, wherein the strap (1) is an elastic strap (1).
7. The hood according to claim 1, wherein the outer case (501) is made of an aluminum alloy material.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201922162999.0U CN211536261U (en) | 2019-12-05 | 2019-12-05 | Disease prevention control cover |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201922162999.0U CN211536261U (en) | 2019-12-05 | 2019-12-05 | Disease prevention control cover |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN211536261U true CN211536261U (en) | 2020-09-22 |
Family
ID=72504819
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201922162999.0U Expired - Fee Related CN211536261U (en) | 2019-12-05 | 2019-12-05 | Disease prevention control cover |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN211536261U (en) |
-
2019
- 2019-12-05 CN CN201922162999.0U patent/CN211536261U/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 | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20200922 Termination date: 20211205 |