CN211835880U - Protective mask assembly - Google Patents
Protective mask assembly Download PDFInfo
- Publication number
- CN211835880U CN211835880U CN202020389409.8U CN202020389409U CN211835880U CN 211835880 U CN211835880 U CN 211835880U CN 202020389409 U CN202020389409 U CN 202020389409U CN 211835880 U CN211835880 U CN 211835880U
- Authority
- CN
- China
- Prior art keywords
- mask
- filter
- air inlet
- main body
- air
- 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
Links
- 230000001681 protective effect Effects 0.000 title claims abstract description 10
- 238000001914 filtration Methods 0.000 claims abstract description 30
- 230000029058 respiratory gaseous exchange Effects 0.000 claims abstract description 11
- 239000012780 transparent material Substances 0.000 claims abstract description 3
- 229920000742 Cotton Polymers 0.000 claims description 10
- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 claims description 5
- 239000011152 fibreglass Substances 0.000 claims 1
- 230000001815 facial effect Effects 0.000 abstract description 2
- 239000007789 gas Substances 0.000 description 5
- 230000000694 effects Effects 0.000 description 2
- 239000003365 glass fiber Substances 0.000 description 2
- 239000000463 material Substances 0.000 description 2
- 239000004745 nonwoven fabric Substances 0.000 description 2
- 238000007789 sealing Methods 0.000 description 2
- 238000004659 sterilization and disinfection Methods 0.000 description 2
- VYPSYNLAJGMNEJ-UHFFFAOYSA-N Silicium dioxide Chemical compound O=[Si]=O VYPSYNLAJGMNEJ-UHFFFAOYSA-N 0.000 description 1
- 229910052799 carbon Inorganic materials 0.000 description 1
- 230000000249 desinfective effect Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 239000000428 dust Substances 0.000 description 1
- 239000007788 liquid Substances 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 229920003023 plastic Polymers 0.000 description 1
- 239000000741 silica gel Substances 0.000 description 1
- 229910002027 silica gel Inorganic materials 0.000 description 1
- 239000007921 spray Substances 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
- 230000001960 triggered effect Effects 0.000 description 1
Images
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- Respiratory Apparatuses And Protective Means (AREA)
Abstract
The utility model provides a protective mask component, which comprises a mask main body and a filtering main body, wherein the mask main body comprises a mask body and an elastic frame, the mask body is made of hard transparent material, and the rear side of the mask body is provided with an opening; the elastic frame is arranged around the opening of the cover body; the lower part of the cover body is provided with a double-layer cabin body, the cabin body is hollow to form an air passage, the inner layer of the cabin body is provided with a breathing port communicated with the cover body, and the outer layer of the cabin body is provided with an exhaust hole and an air inlet hole; the upper part of the filtering main body is provided with at least two interfaces, the lower part of the filtering main body is provided with an air inlet, and a plurality of filtering layers and a direct current fan are arranged in the filtering main body and between the interfaces and the air inlet; the air outlet and the air inlet of the mask main body are respectively connected with an interface. The utility model discloses a face guard main part and the split type design of filter main part, filter the main part and wear at other positions of health, alleviate facial bearing, filter the main part and carry filterable air for face guard main part through the drainage design for breathe smoothly, not hard.
Description
Technical Field
The utility model relates to a protective mask subassembly.
Background
Protective masks are used to protect the face from dust, harmful gases, liquid spray, etc. In order to enhance the protection effect of the mask, a filter cartridge is arranged at the breathing hole of part of the mask, and air is filtered by a filter in the filter cartridge. The resistance of air passing through the filter cartridge is obvious during breathing, and the use feeling is poor. In addition, the filter cartridge is designed to form a projection with a certain height at the position of the mouth of the mask, so that the face is heavy and the sight range of the overlooking is influenced.
SUMMERY OF THE UTILITY MODEL
In order to solve the problems, the utility model provides a protective mask component, which is characterized in that a mask main body and a filtering main body are designed in a split type, the filtering main body can be worn at other parts of a body, and the load of the face is reduced; the filter body is designed to convey filtered air to the mask body through drainage, so that the breathing is smooth and easy.
The utility model provides a protective mask component, which comprises a mask main body and a filtering main body, wherein the mask main body comprises a mask body and an elastic frame, the mask body is made of hard transparent material, and the rear side of the mask body is provided with an opening for the face to extend into and wear; the elastic frame is arranged around the opening of the cover body; the lower part of the cover body is provided with a double-layer cabin body, the cabin body is hollow to form an air passage, the cabin body inner layer is provided with a breathing opening communicated with the cover body, and the cabin body outer layer is provided with an exhaust hole and an air inlet hole.
The upper part of the filtering main body is provided with at least two interfaces, the lower part of the filtering main body is provided with an air inlet, and a plurality of filtering layers and a direct current fan are arranged in the filtering main body and between the interfaces and the air inlet; the air outlet and the air inlet of the mask main body are respectively connected with an interface.
As a further proposal of the utility model, a first one-way valve is connected between the exhaust hole and the interface, and the gas flow direction of the first one-way valve is the exhaust hole flow direction to the connected interface; a second one-way valve is connected between the air inlet and the interface, and the air flow direction of the second one-way valve is that the interface flows to the air inlet; the first one-way valve and the second one-way valve are respectively connected with the corresponding interfaces through hoses.
As a further proposal of the utility model, the exhaust hole is positioned at the front side of the bin body, and the inlet hole is positioned at the rear side of the bin body.
As a further aspect of the utility model, the interface is located and is filtered the main part top surface, the air intake is located and is filtered the main part bottom surface, be equipped with first filter layer, ultraviolet lamp, second filter layer between interface and the air intake in proper order and direct current fan.
As a further proposal of the utility model, the first filter layer and the second filter layer comprise one or more of non-woven fabrics filter cotton, glass fiber filter cotton and active carbon filter cotton.
As a further scheme of the utility model, be equipped with power source in the filter main part, power source includes the USB interface for be connected with portable power source, for direct current fan and ultraviolet lamp power supply.
As a further scheme of the utility model, the top side of elasticity frame is equipped with the connecting band of "T" type of falling, and the connecting band both sides are equipped with first eye-splice, and cover body both sides are equipped with the second eye-splice, and first eye-splice and second eye-splice are the pin-box of matching.
As a further proposal of the utility model, the width of the elastic frame is 5-8 cm.
The utility model has the advantages that:
1. the utility model discloses a protective mask, the face guard main part is split type with filtering the main part, filters the main part and can wear in other positions of health, can not cause facial excessive heavy burden.
2. The utility model discloses a storehouse body front side is located in the exhaust hole, triggers first check valve during expiration and opens and carry gas to filter the main part in, and first filter layer is cotton layer, can absorb expired gas's moisture fast.
3. The utility model discloses start direct current fan during the use, receive the negative pressure drainage that direct current fan formed, the air intake of outside air process filtration main part gets into it in, passes through the second filter layer in proper order, and the ultraviolet lamp is regional in place, behind the first filter layer, triggers the second check valve and opens the air after filtering and disinfecting and enter into the cover internal through inlet port, the mouth of breathing in proper order in the storehouse. The filter main body is designed to convey filtered air to the mask main body through the direct current fan drainage, so that the breathing is smooth and easy, and the air is safe and fresh through filtering and disinfection.
4. The filtering main body is provided with a USB power interface, can be connected with a mobile power supply for use, and meets the portability of use.
Drawings
Fig. 1 is a schematic structural diagram of the present invention.
Fig. 2 is a schematic structural view of the connecting band of the present invention.
Detailed Description
The application scheme is further described below with reference to the accompanying drawings:
referring to fig. 1-2, a protective mask assembly includes a mask body 1 and a filter body 2. The mask body 1 comprises a mask body 3 and an elastic frame 4. The mask body 3 is made of hard transparent plastic, preferably PFT (Perfect tone transistor) material, and the mask body 3 is arc-shaped and can not press eyes and nose of a wearer when being worn on the face. The elastic frame 4 is arranged around the edge of the cover body 3 and used for fixing the cover body 3, the width of the elastic frame 4 is 5-8cm, a silica gel material is preferably selected, the large-area fit head is good in sealing effect, the large pressure of the stress area is small, and the wearing is comfortable. The top side of the elastic frame 4 is provided with an inverted T-shaped connecting belt 5, two sides of the connecting belt 5 are provided with first inserting buckles 51, two sides of the cover body 3 are provided with second inserting buckles 52, and the first inserting buckles 51 and the second inserting buckles 52 are matched male and female buckles.
The lower part of the cover body 3 is provided with a double-layer cabin body 6, the cabin body 6 is hollow to form an air passage, the inner layer of the cabin body 6 is provided with a breathing port 61 communicated with the cover body 3, the outer front side of the cabin body 6 is provided with an exhaust hole 62, and the rear side is provided with an air inlet 63.
The top surface of the filtering main body 2 is provided with two connectors 21, the lower part of the filtering main body 2 is provided with an air inlet 22, and the air inlet 22 is a honeycomb grid. A first filter layer 23, an ultraviolet lamp 24, a second filter layer 25 and the direct current fan 26 are sequentially arranged between the interface 21 and the air inlet 22 in the filter main body 2, wherein the first filter layer 23 is tightly attached to the interface 21. The first filter layer 23 and the second filter layer 25 comprise one or more of non-woven fabric filter cotton, glass fiber filter cotton and activated carbon filter cotton.
The air outlet 62 and the air inlet 63 of the mask body 1 are respectively connected with an interface 21. A first one-way valve 7 is connected between the exhaust hole 62 and the interface 21, and the gas flow direction of the first one-way valve 7 is that the exhaust hole 62 flows to the interface 21 connected with the first one-way valve; a second one-way valve 8 is connected between the air inlet 63 and the interface 21, and the air flow direction of the second one-way valve 8 is the air flow direction of the interface 21 to the air inlet 63. The first check valve 7 and the second check valve 8 are respectively connected with the corresponding interfaces 21 through hoses 9.
The filtering main body 2 is provided with a power interface 27, and the power interface 27 comprises a USB interface for connecting with a mobile power supply 28 and supplying power to the dc fan 26 and the ultraviolet lamp 24.
When the mask is used, the mask body 3 is covered on the face, the elastic frame 4 is attached to the head in a sealing manner, and the first inserting buckle 51 and the second inserting buckle 52 on the connecting belt 5 are buckled to complete the wearing and fixing of the mask main body 1. The filtering main body 2 and the mobile power supply 28 can be placed in a pocket or worn on the body through a hollowed-out backpack.
The direct current fan 26 is started when the filtering main body 2 is powered on, negative pressure drainage formed by the direct current fan 26 is carried out, external air enters the filtering main body 2 through the air inlet 22, sequentially passes through the second filtering layer 25 and the area where the ultraviolet lamp 24 is located, and after the first filtering layer 23, the second one-way valve 8 is triggered to open, so that the filtered and disinfected air sequentially enters the cover body 3 through the air inlet 63 and the breathing port 61 of the cabin body 6. The filter body 2 is designed to convey filtered air to the mask body 1 through the drainage of the direct current fan 26, so that the breathing is smooth and easy, and the air is safe and fresh through filtering and disinfection.
The above preferred embodiments should be considered as examples of the embodiments of the present application, and technical deductions, substitutions, improvements and the like similar to, similar to or based on the embodiments of the present application should be considered as the protection scope of the present patent.
Claims (8)
1. A protective mask assembly comprising a mask body and a filter body,
the mask main body comprises a mask body and an elastic frame, the mask body is made of hard transparent materials, and an opening is formed in the rear side of the mask body so that the face can extend into the mask body to be worn; the elastic frame is arranged around the opening of the cover body; the lower part of the cover body is provided with a double-layer cabin body, the cabin body is hollow to form an air passage, the inner layer of the cabin body is provided with a breathing port communicated with the cover body, and the outer layer of the cabin body is provided with an exhaust hole and an air inlet hole;
the upper part of the filtering main body is provided with at least two interfaces, the lower part of the filtering main body is provided with an air inlet, and a plurality of filtering layers and a direct current fan are arranged in the filtering main body and between the interfaces and the air inlet; the air outlet and the air inlet of the mask main body are respectively connected with an interface.
2. A face shield assembly as recited in claim 1, wherein a first one-way valve is connected between the vent and the port, the first one-way valve having a gas flow direction from the vent to the port to which the vent is connected; a second one-way valve is connected between the air inlet and the interface, and the air flow direction of the second one-way valve is that the interface flows to the air inlet; the first one-way valve and the second one-way valve are respectively connected with the corresponding interfaces through hoses.
3. The face shield assembly of claim 2 wherein said air exit vent is located on the front side of the cartridge body and said air inlet vent is located on the rear side of the cartridge body.
4. The face shield assembly of claim 1 wherein the mouthpiece is disposed on the top surface of the filter body, the inlet vent is disposed on the bottom surface of the filter body, and a first filter layer, an ultraviolet lamp, a second filter layer, and the dc fan are sequentially disposed between the mouthpiece and the inlet vent.
5. The face shield assembly of claim 4 wherein the first and second filter layers comprise one or more of a non-woven filter cotton, a fiberglass filter cotton, and an activated carbon filter cotton.
6. A face shield assembly according to claim 4, wherein a power interface is provided on the filter body, the power interface including a USB interface for connection with a mobile power source.
7. A face shield assembly according to claim 1, wherein the top side of the elastic frame is provided with an inverted T-shaped connecting band, the two sides of the connecting band are provided with first buckles, the two sides of the shield body are provided with second buckles, and the first buckles and the second buckles are matched male and female buckles.
8. A face shield assembly according to claim 1 or 7, wherein the width of the resilient rim is 5-8 cm.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020389409.8U CN211835880U (en) | 2020-03-24 | 2020-03-24 | Protective mask assembly |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020389409.8U CN211835880U (en) | 2020-03-24 | 2020-03-24 | Protective mask assembly |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN211835880U true CN211835880U (en) | 2020-11-03 |
Family
ID=73136684
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202020389409.8U Expired - Fee Related CN211835880U (en) | 2020-03-24 | 2020-03-24 | Protective mask assembly |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN211835880U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111265795A (en) * | 2020-03-24 | 2020-06-12 | 中山市恩东照明有限公司 | Protective mask assembly |
| WO2021203092A1 (en) * | 2020-04-03 | 2021-10-07 | Kellstrom IP Holdings, LLC | Ultraviolet decontaminating mask |
-
2020
- 2020-03-24 CN CN202020389409.8U patent/CN211835880U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111265795A (en) * | 2020-03-24 | 2020-06-12 | 中山市恩东照明有限公司 | Protective mask assembly |
| WO2021203092A1 (en) * | 2020-04-03 | 2021-10-07 | Kellstrom IP Holdings, LLC | Ultraviolet decontaminating mask |
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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: 20201103 |