CN208905914U - Efficient dustproof silica gel half face shield - Google Patents
Efficient dustproof silica gel half face shield Download PDFInfo
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- CN208905914U CN208905914U CN201821302402.7U CN201821302402U CN208905914U CN 208905914 U CN208905914 U CN 208905914U CN 201821302402 U CN201821302402 U CN 201821302402U CN 208905914 U CN208905914 U CN 208905914U
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- box body
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- silica gel
- connection frame
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Abstract
The utility model discloses a kind of efficient dustproof silica gel half face shield, including mask body and filtering body, mask body includes mask frame and connection frame, and filtering body includes lid and box body, and mask frame is connect with connection frame, and connection frame is connect with box body；Protective layer is equipped with close to the side of face on mask frame, mask frame is equipped with outlet valve and inlet valve, outlet valve is located at the lower section of inlet valve, the connecting hole of connection frame is correspondingly connected with inlet valve, the lower section of connection frame is equipped with the fixing axle being correspondingly connected with fixation hole at left and right sides of outlet valve, and connection frame is equipped with wind deflector corresponding with expiration valve position；The inside of inlet valve is equipped with the snap-gauge for fixing air-breathing filter, and the outside of outlet valve is equipped with the fixed column for fixing expiration filter.The efficient dustproof silica gel half face shield of the utility model using the above structure has efficient air filtering function, does not influence eupnea, guarantees user's respiratory health.
Description
Technical field
The utility model relates to anti-dust mask technical fields, more particularly to a kind of efficient dustproof silica gel half face shield.
Background technique
With the development of industry, the class of safety protection of scientific and technological progress, worker is gradually increased；Especially working environment is disliked
Bad miner, fire fighter etc. are higher to the protection level requirements of protective mask.But existing protective mask, filter effect
Rate is poor, influences eupnea, has seriously affected the use of people, or even jeopardizes the health of people.
Utility model content
The purpose of the utility model is to provide a kind of efficient dustproof silica gel half face shields, have efficient air filtering function,
Eupnea is not influenced, guarantees user's respiratory health.
To achieve the above object, the utility model provides a kind of efficient dustproof silica gel half face shield, including mask body and
Filtering body, the mask body include mask frame and connection frame, and the filtering body includes lid and box body, the mask frame
It is connect with the connection frame, the connection frame is connect with the box body；
It is equipped with protective layer close to the side of face on the mask frame, the mask frame is equipped with outlet valve and air-breathing
Valve, the outlet valve are located at the lower section of the inlet valve, and the connecting hole of the connection frame is correspondingly connected with the inlet valve, described
The lower section of connection frame be equipped with and the outlet valve at left and right sides of the fixing axle that is correspondingly connected with of fixation hole, the connection frame be equipped with
The corresponding wind deflector of the expiration valve position；
The inside of the inlet valve is equipped with the snap-gauge for fixing air-breathing filter, and the outside of the outlet valve, which is equipped with, to be used for
The fixed column of fixed expiration filter, the connection frame are equipped with and the matched limited post of the fixed column.
Preferably, the lid is equipped with the air intake window positioned at dust excluding plate surrounding, and the air intake window is to tilt down setting
Baffle arrangement, the box body is equipped with through-hole corresponding with the connection hole site, equipped with institute in the groove of the box body
The deflector that through-hole is center radiation profiles is stated, the centre of the lid is equipped with dust excluding plate corresponding with the lead to the hole site.
Preferably, the size of the through-hole is less than the size of the connecting hole, the lower part of the through-hole and the connecting hole
Corresponding, the through-hole is equipped with the position-limited rack for being used to support filter.
Preferably, the first bayonet connection of the first retainer ring on the inlet valve and the connecting hole, the of the box body
Two bayonets are connect with the second retainer ring of the connecting hole.
Preferably, the groove on the box body is matched with the protrusion of the lid, and the size of the filter is greater than described
The size of groove, the articulated shaft below the box body are connected in the shaft of the lid, the convex block of the box body two sides and institute
The limited mouth connection of lid is stated, the hasp above the box body is connect with the fixture block of the lid.
Therefore, the efficient dustproof silica gel half face shield of the utility model using the above structure has efficient air filtration function
Can, eupnea is not influenced, guarantees user's respiratory health.
Below by drawings and examples, the technical solution of the utility model is described in further detail.
Detailed description of the invention
Fig. 1 is the schematic diagram of the utility model efficient dustproof silica gel half face shield embodiment；
Fig. 2 is the schematic diagram of mask body embodiment in the utility model efficient dustproof silica gel half face shield；
Fig. 3 is the schematic diagram of cartridge embodiment in the utility model efficient dustproof silica gel half face shield；
Fig. 4 is the schematic diagram of connection frame embodiment in the utility model efficient dustproof silica gel half face shield；
Fig. 5 is the schematic diagram of lid embodiment in the utility model efficient dustproof silica gel half face shield；
Fig. 6 is the rearview of mask frame embodiment in the utility model efficient dustproof silica gel half face shield；
Fig. 7 is the front view of mask frame embodiment in the utility model efficient dustproof silica gel half face shield.
Appended drawing reference
1, mask body；11, mask frame；111, protective layer；112, outlet valve；113, snap-gauge；114, fixed column；
115, fixation hole；116, inlet valve；117, the first retainer ring；12, connection frame；121, limited post；122, fixing axle；123, it connects
Hole；124, the first bayonet；125, the second retainer ring；126, hangers；
2, filtering body；21, lid；211, fixture block；212, shaft；213, air intake window；214, limited mouth；215, dust excluding plate；
22, box body；221, convex block；222, hasp；223, groove；224, articulated shaft；225, through-hole；226, position-limited rack；227, deflector.
Specific embodiment
The embodiments of the present invention is described further with reference to the accompanying drawing.
Fig. 1 is the schematic diagram of the utility model efficient dustproof silica gel half face shield embodiment, and Fig. 2 is that the utility model is efficiently prevented
The schematic diagram of mask body embodiment in dirt silica gel half face shield, Fig. 3 are box bodys in the utility model efficient dustproof silica gel half face shield
The schematic diagram of embodiment, Fig. 4 are the schematic diagrames of connection frame embodiment in the utility model efficient dustproof silica gel half face shield, and Fig. 5 is
The schematic diagram of lid embodiment in the utility model efficient dustproof silica gel half face shield, Fig. 6 are the utility model efficient dustproof silica gel
The rearview of mask frame embodiment in half face shield, Fig. 7 are that mask frame is real in the utility model efficient dustproof silica gel half face shield
The front view of example is applied, as shown, a kind of efficient dustproof silica gel half face shield, including mask body 1 and filtering body 2, mask body 1
It is connect with filtering body 2.Mask body 1 includes mask frame 11 and connection frame 12, and filtering body 2 includes lid 21 and box body 22, face
Cover frame 11 is connect with connection frame 12, and connection frame 12 is connect with box body 22.
It is equipped with protective layer 111 close to the side of face on mask frame 11, the material of protective layer 111 is silica gel, can be made
Mask body 1 is more bonded face, guarantees the airtightness of protection.The outside of connection frame 12 is equipped with hangers 126, wears for fixed
Rope guarantees that mask body 1 is connected firmly to face.Mask frame 11 is equipped with outlet valve 112 and inlet valve 116, outlet valve
112 are located at the lower section of inlet valve 116, and for outlet valve 112 for exhaling, inlet valve 116 is used for air-breathing, outlet valve 112 and inlet valve
116 all have protective.The inside of inlet valve 112 is equipped with the snap-gauge 113 for fixing air-breathing filter, and air-breathing filter passes through
Snap-gauge 113 is fixed on inlet valve 116, also, the replacement of air-breathing filter is convenient.
The connecting hole 123 of connection frame 12 is correspondingly connected with inlet valve 112, the first retainer ring 117 on inlet valve 112 with connect
First bayonet 124 in hole 123 connects, it is ensured that the compactness that connection frame 12 is connect with mask frame 11.Under connection frame 12
Side is equipped with the fixing axle 122 being correspondingly connected with 112 left and right sides fixation hole 115 of outlet valve, fixing axle 122 and fixation hole 115
Connection, may further ensure that the compactness that connection frame 12 is connect with mask frame 11.The lower section of connection frame 12 is equipped with and expiration
The corresponding wind deflector in 112 position of valve, wind deflector can tentatively protect outlet valve, prevent the moisture of exhalation in outlet valve
It is aggregated excessive dust at 112, blocks outlet valve 112.The outside of outlet valve 112 is equipped with the fixation for fixing expiration filter
Column 114, expiration filter are fixed on outlet valve 112 by fixed column 114.Connection frame 12 is equipped with and matches with fixed column 114
Limited post 121, limited post 121 and fixed column 114 interact, guarantee expiration filter it is smooth be fixed on outlet valve 112
On.
The articulated shaft 224 of 22 lower section of box body is connected in the shaft 212 of lid 21, the convex block 221 and lid of 22 two sides of box body
The limited mouth 214 of body 21 connects, and the hasp 222 of 22 top of box body is connect with the fixture block 211 of lid 21, box body 22 and lid 21
The connection of all directions guarantees the airtightness of filtering body 2.Groove 223 on box body 22 is matched with the protrusion 221 of lid 21, filtering
The size of piece is greater than the size of groove 223, it is ensured that filter is connected firmly to box body 22 after box body 22 and the closure of lid 21
Inside, and be stuck in groove 223 and protrusion 221 formed space in, guarantee enter filtering body 2 air filtered completely.
Be equipped in the groove 223 of box body 22 with through-hole 225 be center radiation profiles deflector 227, air enter after box body 22 along
The direction of deflector 227 is flowed, and is entered mask body 1 eventually by through-hole 225, be ensure that the smoothness of air.
Box body 22 is equipped with through-hole 225 corresponding with 123 position of connecting hole, the second bayonet and connecting hole 123 of box body 22
The second retainer ring 125 connection, guarantee box body 22 and connection frame 12 close connection.The size of through-hole 225 is less than connecting hole 123
Size, through-hole 225 is corresponding with the lower part of connecting hole 123, and through-hole 225 is equipped with the position-limited rack 226 for being used to support filter, air
Connecting hole 123 is entered by through-hole 225 after filtering body 2, and then enters inlet valve 116.Through-hole 225 and connecting hole 123
Lower part is correspondingly connected with, it is ensured that gas enters inlet valve 116 by bend, not straight-through to enter inlet valve 116, can be into one
Step filtering gas, ensures the cleanliness of air.
The centre of lid 21 is equipped with dust excluding plate 215 corresponding with 225 position of through-hole, and dust excluding plate 215 can guarantee gas not
It is directly entered in through-hole 225.Lid 21 be equipped with positioned at 215 surrounding of dust excluding plate air intake window 213, air from air intake window 213 into
Enter filtering body 2.Air intake window 213 is the baffle arrangement for tilting down setting, and the dust in air can be in the effect of air intake window 213
Under extend into the distance of filtering body 2, further extend the time of gas filtration, high efficiency filter air.
Therefore, the efficient dustproof silica gel half face shield of the utility model using the above structure has efficient air filtration function
Can, eupnea is not influenced, guarantees user's respiratory health.
Finally, it should be noted that above embodiments are only to illustrate the technical solution of the utility model rather than limit it
System, although the utility model has been described in detail with reference to the preferred embodiment, those skilled in the art should manage
Solution: it still can be with the technical solution of the present invention is modified or equivalently replaced, and these are modified or equally replace
Changing also cannot make modified technical solution be detached from the spirit and scope of the technical scheme of the present invention.
Claims (5)
1. a kind of efficient dustproof silica gel half face shield, it is characterised in that: including mask body and filtering body, the mask body includes
Mask frame and connection frame, the filtering body include lid and box body, and the mask frame is connect with the connection frame, the company
Frame is connect to connect with the box body；
It is equipped with protective layer close to the side of face on the mask frame, the mask frame is equipped with outlet valve and inlet valve,
The outlet valve is located at the lower section of the inlet valve, and the connecting hole of the connection frame is correspondingly connected with the inlet valve, the company
The lower section for connecing frame is equipped with to be equipped with and institute with the fixing axle that fixation hole is correspondingly connected at left and right sides of the outlet valve, the connection frame
State the corresponding wind deflector of expiration valve position；
The inside of the inlet valve is equipped with the snap-gauge for fixing air-breathing filter, and the outside of the outlet valve is equipped with for fixing
The fixed column of expiration filter, the connection frame are equipped with and the matched limited post of the fixed column.
2. a kind of efficient dustproof silica gel half face shield according to claim 1, it is characterised in that: the lid, which is equipped with, to be located at
The air intake window of dust excluding plate surrounding, the air intake window are the baffle arrangement for tilting down setting, and the box body is equipped with and the company
The corresponding through-hole in hole site is connect, is equipped in the groove of the box body using the through-hole as the deflector of center radiation profiles, it is described
The centre of lid is equipped with dust excluding plate corresponding with the lead to the hole site.
3. a kind of efficient dustproof silica gel half face shield according to claim 2, it is characterised in that: the size of the through-hole is less than
The size of the connecting hole, the through-hole is corresponding with the lower part of the connecting hole, and the through-hole is equipped with and is used to support filter
Position-limited rack.
4. a kind of efficient dustproof silica gel half face shield according to claim 3, it is characterised in that: first on the inlet valve
First bayonet connection of retainer ring and the connecting hole, the second bayonet of the box body are connect with the second retainer ring of the connecting hole.
5. a kind of efficient dustproof silica gel half face shield according to claim 4, it is characterised in that: groove on the box body with
The protrusion matching of the lid, the size of the filter are greater than the size of the groove, and the articulated shaft below the box body connects
It connects in the shaft of the lid, the convex block of the box body two sides is connect with the limited mouth of the lid, above the box body
Hasp is connect with the fixture block of the lid.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821302402.7U CN208905914U (en) | 2018-08-14 | 2018-08-14 | Efficient dustproof silica gel half face shield |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821302402.7U CN208905914U (en) | 2018-08-14 | 2018-08-14 | Efficient dustproof silica gel half face shield |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN208905914U true CN208905914U (en) | 2019-05-28 |
Family
ID=66612954
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201821302402.7U Active CN208905914U (en) | 2018-08-14 | 2018-08-14 | Efficient dustproof silica gel half face shield |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN208905914U (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111905292A (en) * | 2020-08-27 | 2020-11-10 | 烟台理松安全科技有限公司 | Filtering type breathing mask and using method thereof |
| CN113521590A (en) * | 2021-07-21 | 2021-10-22 | 山西新华防化装备研究院有限公司 | Arc-shaped dustproof filter box structure |
| CN113545810A (en) * | 2020-04-23 | 2021-10-26 | 大连市第六人民医院 | Mask type exhaled gas/droplet sample collecting device |
-
2018
- 2018-08-14 CN CN201821302402.7U patent/CN208905914U/en active Active
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113545810A (en) * | 2020-04-23 | 2021-10-26 | 大连市第六人民医院 | Mask type exhaled gas/droplet sample collecting device |
| CN111905292A (en) * | 2020-08-27 | 2020-11-10 | 烟台理松安全科技有限公司 | Filtering type breathing mask and using method thereof |
| CN111905292B (en) * | 2020-08-27 | 2022-05-31 | 烟台理松安全科技有限公司 | Filtering type breathing mask and using method thereof |
| CN113521590A (en) * | 2021-07-21 | 2021-10-22 | 山西新华防化装备研究院有限公司 | Arc-shaped dustproof filter box structure |
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