CN216853875U - Filter element replaceable mask - Google Patents
Filter element replaceable mask Download PDFInfo
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- CN216853875U CN216853875U CN202122355874.7U CN202122355874U CN216853875U CN 216853875 U CN216853875 U CN 216853875U CN 202122355874 U CN202122355874 U CN 202122355874U CN 216853875 U CN216853875 U CN 216853875U
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- mask
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- filter element
- hole
- mask shell
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Abstract
The utility model discloses a mask with a replaceable filter element, and relates to the field of masks, wherein the mask comprises a mask shell, a binding band, a breather valve, a filter element and a sealing contact ring; the two ends of the binding band are respectively fixed on the two sides of the mask shell, the mask shell is provided with a filtering hole and a valve hole, and the filter element is attached to the inner wall of the filtering hole; the valve hole is provided with the breather valve; the sealing contact ring is attached to the edge of the mask shell. Can satisfy the gas permeability of breathing and the leakproofness at gauze mask edge under the prerequisite of satisfying abundant filteration, improve user's comfort level, can change filter core and sealing contact circle after using simultaneously, improve the utilization ratio of gauze mask, reduce use cost.
Description
Technical Field
The utility model relates to the field of masks, in particular to a mask with a replaceable filter element.
Background
The mask can effectively prevent pollen, dust or pathogens from entering the body through the mouth and the nose through the filter element. In order to sufficiently filter air, the sealing effect of the edge needs to be ensured, but the increase of the sealing performance brings resistance to air entering the mask, and the user may feel poor breathing. The prior art scheme seldom gives consideration to the air permeability of breathing and the leakproofness of gauze mask edge, realizes that the filter core can be replaced simultaneously.
SUMMERY OF THE UTILITY MODEL
In order to solve the technical problems, the utility model provides the mask with the replaceable filter element, which can meet the breathing air permeability and the sealing performance of the edge of the mask on the premise of meeting the requirement of full filtration, improve the comfort level of a user, and meanwhile, the filter element and the sealing contact ring can be replaced after the mask is used, so that the utilization rate of the mask is improved, and the use cost is reduced.
The technical scheme adopted by the utility model for solving the technical problems is as follows: the mask with the replaceable filter element comprises a mask shell, a binding band, a breather valve, a filter element and a sealing contact ring;
the two ends of the binding band are respectively fixed on the two sides of the mask shell, the mask shell is provided with a filtering hole and a valve hole, and the filter element is attached to the inner wall of the filtering hole;
the valve hole is provided with the breather valve;
the sealing contact ring is attached to the edge of the mask shell.
This scheme sets up filtration pore and valve opening through setting up at the face guard, and the position of filtration pore sets up the filter core to provide enough big filter area, set up the breather valve at the valve opening, so that outwards exhale. The outer edge of the mask can be tightly attached to the face by the sealing contact ring, so that leakage is avoided.
The main consumptive material of whole device is the filter core, after the filter core uses, pulls down it, then the change continue to use can. Device simple structure can filter window and exhale the mouth better for the user improves, brings more comfortable experience for the user to can improve through sealed contact ring with the sealed effect of cooperation of face, improve the security.
Preferably, the edge of the filter element is detachably butted with the inner edge of the sealing contact ring. The filter element is convenient to disassemble and assemble.
Preferably, the valve hole is located the middle part of face guard casing, the filter core corresponds the valve hole is equipped with the through-hole, the filtration pore distribution in the periphery of valve hole. The valve hole is located the middle part of straining the hole promptly, and the better is to the interface nose, and the user of being convenient for breathes.
Preferably, the sealing contact ring is made of a silica gel material. The silica gel material has better skin-friendly effect, is convenient for wear for a long time, and is soft enough, and sealed effect is better.
Preferably, two sides of the mask shell extend backwards to form side fixing parts respectively. The face can be better attached from two sides, and the wearing stability and the wearing tightness are improved.
Preferably, still including bluetooth headset, bluetooth headset includes speaker, controller and battery, the controller is connected to battery and speaker respectively, the controller with the battery set up in the face guard casing.
Preferably, hooks are respectively arranged on two sides of the mask shell, and two ends of the binding band are respectively wound around the hooks and then reversely buckled together. The effect of two-strand rope binding is realized through one binding band, and the mask is worn more stably.
Preferably, the breather valve comprises an inner valve body, an outer valve body, a valve plate and an inner annular plate;
the inner valve body comprises an outer ring and a guide post;
the outer ring is positioned outside the mask shell, a clamping flap penetrating through the valve hole and the through hole is arranged on the inner side of the outer ring, the inner annular plate is positioned on the inner side of the filter element, and the clamping flap is in clamping fit with the inner annular plate;
the inside axial of outer lane is equipped with the guide post, the valve plate is located the outside of outer lane, the valve plate be equipped with guide post sliding fit's slide opening, the inside confession that is equipped with of outer valve body the unsteady valve storehouse of valve plate, the outside of valve storehouse is equipped with the bleeder vent, the inner port joint in valve storehouse is fixed in the outer lane.
The valve plate is pushed to the outside when exhaling, and air outlet channel is opened, and the valve plate inwards pastes at outer lane passageway when breathing in, and air inlet channel is closed, and inside the air can only enter into the gauze mask through the filter core this moment, the assurance user breathed in totally, exhale smoothly. Meanwhile, the breather valve provides one-way ventilation, and the filter element and the face shield shell can be fixed together, so that the fixing structure is more simplified.
The utility model has the beneficial effects that:
can satisfy the gas permeability of breathing and the leakproofness at gauze mask edge under the prerequisite of satisfying abundant filteration through this scheme, improve user's comfort level, can change filter core and sealing contact circle after using simultaneously, improve the utilization ratio of gauze mask, reduce use cost.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the description of the embodiments will be briefly introduced below, it is obvious that the drawings in the following description are only two of the present invention, and for those skilled in the art, other drawings can be obtained according to these drawings without creative efforts.
FIG. 1 is a schematic diagram of an embodiment of the present invention;
FIG. 2 is an exploded view of an embodiment of the present invention;
the mask comprises a mask shell 1, a valve hole 2, a filter hole 3, a side fixing part 4, a controller 5, a binding band 6, an inner annular plate 7, an inner valve body 8, a valve plate 9, an outer valve body 10, a filter element 11, a sealing contact ring 12, a breather valve 13 and a hook 14.
Detailed Description
For the purpose of enhancing the understanding of the present invention, the present invention will be described in further detail with reference to the accompanying drawings and examples, which are provided for the purpose of illustration only and are not intended to limit the scope of the present invention.
Examples
As shown in fig. 1 and 2, the mask with replaceable filter element comprises a mask shell 1, a bandage 6, a breather valve 13, a filter element 11 and a sealing contact ring 12.
The both ends of bandage 6 are fixed in respectively the both sides of face guard casing 1, face guard casing 1 is equipped with filtration pore 3 and valve opening 2, filter core 11 pastes and locates the inner wall of filtration pore 3.
The valve hole 2 is provided with the breather valve 13.
The sealing contact ring 12 is attached to the edge of the mask shell 1.
This scheme sets up filtration pore 3 and valve opening 2 through setting up at the face guard, and the position of filtration pore 3 sets up filter core 11 to provide enough big filter area, set up breather valve 13 at valve opening 2, so that outwards exhale. The sealing contact ring 12 can tightly attach the outer edge of the mask to the face to avoid leakage.
The main consumptive material of whole device is filter core 11, after filter core 11 uses, pulls down it, then changes the continuation use can. Device simple structure can filter window and exhale the mouth better for the user improves, brings more comfortable experience for the user to can improve through sealed contact ring 12 with the sealed effect of cooperation of face, improve the security.
The edge of the filter element 11 is detachably butted with the inner edge of the sealing contact ring 12. The filter element 11 is convenient to disassemble and assemble.
The valve hole 2 is located in the middle of the mask shell 1, the filter element 11 corresponds to the valve hole 2 and is provided with a through hole, and the filter holes 3 are distributed on the periphery of the valve hole 2. The valve hole 2 is located in the middle of the filter hole 3, so that the user can breathe better through the better interface nose.
The sealing contact ring 12 is made of silica gel. The silica gel material has better skin-friendly effect, is convenient for wear for a long time, and is enough soft, and sealed effect is better.
Two sides of the mask shell 1 are respectively provided with a side fixing part 4 extending backwards. The face can be better attached from two sides, and the wearing stability and the wearing tightness are improved.
Still including bluetooth headset, bluetooth headset includes speaker, controller 5 and battery, the controller is connected to battery and speaker respectively, the controller with the battery set up in face guard casing 1. The bluetooth headset is conventional in the art and will not be described herein.
The breather valve 13 comprises an inner valve body 8, an outer valve body 10, a valve plate 9 and an inner annular plate 7.
The inner valve body 8 comprises an outer ring and a guide post.
The outer lane is located the outside of face guard casing 1, the outer lane inboard is equipped with and passes the card lamella of valve opening 2 and through-hole, interior annular plate 7 is located the inboard of filter core 11, the card lamella with interior annular plate joint cooperation.
The inside axial of outer lane is equipped with the guide post, valve plate 9 is located the outside of outer lane, valve plate 9 be equipped with guide post sliding fit's slide opening, the inside confession that is equipped with of outer valve body 10 the unsteady valve storehouse of valve plate 9, the outside of valve storehouse is equipped with the bleeder vent, the inner port joint in valve storehouse is fixed in the outer lane.
Can satisfy the gas permeability of breathing and the leakproofness at gauze mask edge under the prerequisite of satisfying abundant filteration through this scheme, improve user's comfort level, can change filter core 11 and sealing contact circle 12 after using simultaneously, improve the utilization ratio of gauze mask, reduce use cost.
The above embodiments should not limit the present invention in any way, and all technical solutions obtained by using equivalent alternatives or equivalent transformations fall within the protection scope of the present invention.
Claims (8)
1. The mask with the replaceable filter element is characterized by comprising a mask shell (1), a binding band (6), a breather valve (13), a filter element (11) and a sealing contact ring (12);
the two ends of the binding band (6) are respectively fixed on the two sides of the mask shell (1), the mask shell (1) is provided with a filtering hole (3) and a valve hole (2), and the filter element (11) is attached to the inner wall of the filtering hole (3);
the valve hole (2) is provided with the breather valve (13);
the sealing contact ring (12) is attached to the edge of the mask shell (1).
2. The mask with the replaceable filter element according to claim 1, wherein: the edge of the filter element (11) is detachably butted with the inner edge of the sealing contact ring (12).
3. The mask with the replaceable filter element according to claim 1 or 2, wherein: the valve hole (2) is located in the middle of the mask shell (1), the filter element (11) corresponds to the valve hole (2) and is provided with a through hole, and the filter holes (3) are distributed on the periphery of the valve hole (2).
4. The mask with the replaceable filter element according to claim 3, wherein: the sealing contact ring (12) is made of silica gel.
5. The mask with the replaceable filter element according to claim 3, wherein: two sides of the mask shell (1) are respectively provided with a side fixing part (4) in a backward extending way.
6. The mask with the replaceable filter element according to claim 5, wherein: still including bluetooth headset, bluetooth headset includes speaker, controller (5) and battery, controller (5) are connected to battery and speaker respectively, controller (5) with the battery set up in face guard casing (1).
7. The mask with the replaceable filter element according to claim 6, wherein: both sides of the mask shell (1) are respectively provided with a hook (14), and both ends of the bandage (6) are respectively wound through the hooks (14) and then reversely buckled together.
8. The mask with the replaceable filter element according to claim 3, wherein: the breather valve (13) comprises an inner valve body (8), an outer valve body (10), a valve plate (9) and an inner annular plate (7);
the inner valve body (8) comprises an outer ring and a guide post;
the outer ring is positioned outside the mask shell (1), a clamping flap penetrating through the valve hole (2) and the through hole is arranged on the inner side of the outer ring, the inner annular plate (7) is positioned on the inner side of the filter element (11), and the clamping flap is in clamping fit with the inner annular plate;
the inside axial of outer lane is equipped with the guide post, valve plate (9) are located the outside of outer lane, valve plate (9) be equipped with guide post sliding fit's slide opening, outer valve body (10) inside is equipped with the confession valve storehouse that valve plate (9) floated, the outside of valve storehouse is equipped with the bleeder vent, the inner port joint of valve storehouse is fixed in the outer lane.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202122355874.7U CN216853875U (en) | 2021-09-28 | 2021-09-28 | Filter element replaceable mask |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202122355874.7U CN216853875U (en) | 2021-09-28 | 2021-09-28 | Filter element replaceable mask |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN216853875U true CN216853875U (en) | 2022-07-01 |
Family
ID=82121892
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202122355874.7U Active CN216853875U (en) | 2021-09-28 | 2021-09-28 | Filter element replaceable mask |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN216853875U (en) |
-
2021
- 2021-09-28 CN CN202122355874.7U patent/CN216853875U/en active Active
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