CN215961861U - Active air supply type gas mask - Google Patents
Active air supply type gas mask Download PDFInfo
- Publication number
- CN215961861U CN215961861U CN202121587850.8U CN202121587850U CN215961861U CN 215961861 U CN215961861 U CN 215961861U CN 202121587850 U CN202121587850 U CN 202121587850U CN 215961861 U CN215961861 U CN 215961861U
- Authority
- CN
- China
- Prior art keywords
- slider
- air supply
- filter
- cover body
- filter cartridge
- 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.)
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- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 claims abstract description 26
- 239000004745 nonwoven fabric Substances 0.000 claims abstract description 21
- 229910052799 carbon Inorganic materials 0.000 claims abstract description 18
- 238000000746 purification Methods 0.000 claims abstract description 17
- 230000008859 change Effects 0.000 claims description 5
- 238000001914 filtration Methods 0.000 abstract description 5
- 239000000463 material Substances 0.000 abstract description 4
- 231100000614 poison Toxicity 0.000 abstract description 4
- 230000007096 poisonous effect Effects 0.000 abstract description 3
- 239000007789 gas Substances 0.000 description 13
- 230000006835 compression Effects 0.000 description 2
- 238000007906 compression Methods 0.000 description 2
- 239000012535 impurity Substances 0.000 description 2
- 230000001473 noxious effect Effects 0.000 description 2
- 239000002245 particle Substances 0.000 description 2
- 230000001681 protective effect Effects 0.000 description 2
- 230000000241 respiratory effect Effects 0.000 description 2
- 239000003440 toxic substance Substances 0.000 description 2
- 241000894006 Bacteria Species 0.000 description 1
- 230000009286 beneficial effect Effects 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
- 230000007547 defect Effects 0.000 description 1
- 239000000428 dust Substances 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 210000000056 organ Anatomy 0.000 description 1
- 230000008569 process Effects 0.000 description 1
- 239000000126 substance Substances 0.000 description 1
- 231100000331 toxic Toxicity 0.000 description 1
- 231100000167 toxic agent Toxicity 0.000 description 1
- 230000002588 toxic effect Effects 0.000 description 1
- 239000002341 toxic gas Substances 0.000 description 1
Images
Abstract
The utility model discloses an active air supply type gas mask which comprises a mask body, a purification unit and a replacement unit, wherein the mask body is provided with a plurality of air supply holes; the cover body is provided with a replacing unit through a purifying unit; the purification unit contains the subassembly that induced drafts, filter cartridge, slider, non-woven fabrics filter layer and active carbon filter screen, the cover body passes through the lower extreme that the filter cartridge was connected to the breather pipe, three slider is installed to both sides equidistance around the inside middle-end of filter cartridge, and left slider corresponds with the slider position on right side, the non-woven fabrics filter layer is laid between the slider of upper end and the slider of middle-end, the active carbon filter screen is laid between the slider of middle-end and the slider of bottom, gives the inside air supply of filter cartridge through the subassembly that induced drafts, and the poisonous material wherein of filtering of non-woven fabrics filter layer and active carbon filter screen sends the air that purifies into the cover body, makes the user of use, breathes not difficult, has the air supply function, portable, and the function is many.
Description
Technical Field
The utility model relates to the technical field of gas masks, in particular to an active air supply type gas mask.
Background
The gas mask (gasmask) is a personal labor protection article and an individual protective article, is worn on the head to protect the respiratory organs, eyes and face of a person and prevent toxic substances such as poison gas, dust, bacteria, toxic and harmful gas or steam from damaging the personal protective equipment.
The gas mask in the prior art mostly adopts a filter body (such as activated carbon) material to effectively isolate outside poisonous and harmful gases, but the filter body can increase respiratory resistance, so that the gas mask can feel stuffy after being worn for a long time.
SUMMERY OF THE UTILITY MODEL
The utility model aims to overcome the defects in the prior art, provides an active air supply type gas mask which has the air supply function, is convenient to carry and multifunctional, and can effectively solve the problems in the background art.
In order to achieve the purpose, the utility model provides the following technical scheme: an active air supply type gas mask comprises a mask body, a purification unit and a replacement unit;
cover body: installing a replacement unit through the purification unit;
a purification unit: contain the subassembly that induced drafts, filter cartridge, slider, non-woven fabrics filter layer and active carbon filter screen, the cover body passes through the lower extreme that the filter cartridge was connected to the breather pipe, three slider is installed to both sides equidistance around the inside middle-end of filter cartridge, and left slider corresponds with the slider position on right side, the non-woven fabrics filter layer is laid between the slider of upper end and the slider of middle-end, the active carbon filter screen is laid between the slider of middle-end and the slider of bottom.
Give the inside air supply of filter cartridge through the subassembly that induced drafts, the toxic substance wherein of the filtration of non-woven fabrics filter layer and active carbon filter screen sends the air that purifies into the cover body, makes the user of service, breathes difficultly, and the slider is fixed non-woven fabrics filter layer and active carbon filter screen.
Further, the subassembly that induced drafts among the purification unit contains filter screen, suction fan and battery case, the filter screen is installed to the upper end opening part of filter cartridge, the left and right sides at the filter cartridge inside is fixed through the connecting rod at the both ends of suction fan, the inside at the filter cartridge is installed to the battery case, and the output of battery case is connected through external switch group to the input of suction fan.
The filter screen is installed at the upper end opening part of the filter box, so that the suction fan is prevented from sucking large-particle impurities of air into the filter box when air is sucked, the service lives of the non-woven fabric filter layer and the activated carbon filter screen are greatly shortened, and the electric battery is installed in the battery box and can provide electric power for the suction fan, so that the equipment is convenient to carry.
Further, the purification unit further comprises an air outlet, and the upper end of the filter box is provided with the air outlet.
The upper end of the filter box is provided with an air outlet to prevent the air density inside the filter box from being too high.
Further, it contains fixed block, spring, cardboard, slide and spout to change the unit, the spout has been seted up to both sides around the filter cartridge right-hand member is inside, the both ends and the vertical sliding connection of spout of slide, the fixed block is installed to the bottom side of filter cartridge, the left side of spring coupling cardboard is passed through to the fixed block, the fixture block on cardboard right side and the inboard draw-in groove cooperation joint in slide bottom.
Move the cardboard to the left and make the elasticity compression of spring, remove the fixture block on cardboard right side and the inboard draw-in groove cooperation joint of slide bottom, make slide and the vertical slip of spout, then can change battery and non-woven fabrics filter layer and active carbon filter screen in the battery box.
Further, still include the couple, the couple is installed to the dorsal part of filter cartridge.
The filter box can be hung on the belt through the hook, so that the portable equipment can be moved conveniently.
Further, still include the fixed band, the fixed band is installed on the cover body.
The cover body is fixed on the face through a fixing belt.
Compared with the prior art, the utility model has the beneficial effects that: the gas mask has the following advantages:
1. the inside air supply of filter cartridge is given through the suction fan, through the noxious material among the filtration of non-woven fabrics filter layer and active carbon filter screen, sends the air that purifies into the cover body, makes the user, breathes not difficult.
2. The power supply of the suction fan adopts a battery for power supply, and an electric battery is arranged in the battery box to provide power for the suction fan, so that the equipment is convenient to carry.
3. The filter box can be hung on the belt through the hook, so that the portable equipment can be moved conveniently.
Drawings
FIG. 1 is a schematic front view of the present invention;
FIG. 2 is a schematic cross-sectional view of the present invention;
FIG. 3 is an enlarged view of a portion A of FIG. 2 according to the present invention.
In the figure: the device comprises a cover body 1, a fixing belt 2, a purification unit 3, a filter box 31, a filter screen 32, a suction fan 33, a battery box 34, a slide block 35, a non-woven fabric filter layer 36, an active carbon filter screen 37, an air outlet 38, a replacement unit 4, a fixed block 41, a spring 42, a clamping plate 43, a sliding plate 44, a sliding chute 45 and a hook 5.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
Referring to fig. 1-3, the present embodiment provides a technical solution: an active air supply type gas mask comprises a cover body 1, a purification unit 3 and a replacement unit 4;
cover body 1: installing a replacement unit 4 through the purification unit 3;
still include fixed band 2, fixed band 2 installs on the cover body 1.
The cover body 1 is fixed on the face by a fixing belt 2.
The purification unit 3: contain the subassembly that induced drafts, filter cartridge 31, slider 35, non-woven fabrics filter layer 36 and active carbon filter screen 37, cover body 1 passes through the lower extreme that the breather pipe connects filter cartridge 31, three slider 35 are installed to both sides equidistance around the inside middle-end of filter cartridge 31, and left slider 35 corresponds with the slider 35 position on right side, non-woven fabrics filter layer 36 lays between the slider 35 of upper end and the slider 35 of middle-end, active carbon filter screen 37 lays between the slider 35 of middle-end and the slider 35 of bottom.
The inside air supply of filter cartridge 31 is given through the subassembly that induced drafts, and through the noxious material wherein filtering of non-woven fabrics filter layer 36 and active carbon filter screen 37, the air that will purify sends into the cover body 1, makes the user of service, breathes difficultly, and slider 35 is fixed non-woven fabrics filter layer 36 and active carbon filter screen 37.
The subassembly that induced drafts in purification unit 3 contains filter screen 32, suction fan 33 and battery case 34, and filter screen 32 is installed to the upper end opening part of filter box 31, and the left and right sides at filter box 31 inside is fixed through the connecting rod at the both ends of suction fan 33, and the inside at filter box 31 is installed to battery case 34, and the output of battery case 34 is connected through external switch group to the input of suction fan 33.
The filter screen 32 is installed at the upper end opening of the filter box 31, so that large-particle impurities of air are prevented from being sucked into the filter box 31 when the suction fan 33 sucks air, the service lives of the non-woven fabric filter layer 36 and the activated carbon filter screen 37 are greatly shortened, and the battery box 34 is internally provided with the electric battery which can provide electric power for the suction fan 33, so that the equipment is convenient to carry.
The purifying unit 3 further comprises an air outlet 38, and the air outlet 38 is opened at the upper end of the filter box 31.
The air outlet 38 is opened at the upper end of the filter box 31 to prevent the air density inside the filter box 31 from being too high.
Change unit 4 and contain fixed block 41, spring 42, cardboard 43, slide 44 and spout 45, both sides have seted up spout 45 around the filter box 31 right-hand member is inside, the both ends of slide 44 and the vertical sliding connection of spout 45, fixed block 41 is installed to the bottom side of filter box 31, fixed block 41 passes through the left side that spring 42 connects cardboard 43, the fixture block on cardboard 43 right side and the inboard draw-in groove cooperation joint in slide 44 bottom.
The clamping plate 43 is moved leftwards to compress the elastic force of the spring 42, the clamping block on the right side of the clamping plate 43 is released from being matched and clamped with the clamping groove on the inner side of the bottom end of the sliding plate 44, the sliding plate 44 and the sliding groove 45 vertically slide, and then the battery, the non-woven fabric filter layer 36 and the activated carbon filter screen 37 in the battery box 34 can be replaced.
The filter box further comprises a hook 5, and the hook 5 is installed on the back side of the filter box 31.
The filter box 31 can be hung on the belt through the hook 5, so that the portable device can be moved conveniently.
The working principle of the active air supply type gas mask provided by the utility model is as follows: the user fixes the cover body 1 on face through fixed band 2, then hang filter box 31 on the waistband through couple 5, control suction fan 33 gives the inside air supply of filter box 31, through the poisonous substance among the filtration of non-woven fabrics filter layer 36 and active carbon filter screen 37, give cover body 1 with the air that purifies, supply with the air that filters for the user, through the elasticity compression that moves cardboard 43 messenger spring 42 to the left side, remove the fixture block on cardboard 43 right side and the inboard draw-in groove cooperation joint in slide 44 bottom, make slide 44 and spout 45 vertical slip, then can change battery and non-woven fabrics filter layer 36 and active carbon filter screen 37 in the battery case 34.
It should be noted that the type of the suction fan 33 disclosed in the above embodiments is Delta, the type of the battery box 34 is 18650, and the control switch set is adopted to control the operation of the suction fan 33 in a conventional manner.
The above description is only an embodiment of the present invention, and not intended to limit the scope of the present invention, and all modifications of equivalent structures and equivalent processes, which are made by using the contents of the present specification and the accompanying drawings, or directly or indirectly applied to other related technical fields, are included in the scope of the present invention.
Claims (6)
1. An active air supply type gas mask is characterized in that: comprises a cover body (1), a purification unit (3) and a replacement unit (4);
cover body (1): a replacement unit (4) is installed through the purification unit (3);
purification unit (3): contain the subassembly that induced drafts, filter cartridge (31), slider (35), non-woven fabrics filter layer (36) and active carbon filter screen (37), the lower extreme of filter cartridge (31) is connected through the breather pipe in the cover body (1), three slider (35) are installed to both sides equidistance around the inside middle-end of filter cartridge (31), and left slider (35) correspond with slider (35) position on right side, non-woven fabrics filter layer (36) are laid between slider (35) of upper end and slider (35) of middle-end, active carbon filter screen (37) are laid between slider (35) of middle-end and slider (35) of bottom.
2. The active air supply respirator of claim 1, wherein: the subassembly that induced drafts in purification unit (3) contains filter screen (32), suction fan (33) and battery case (34), filter screen (32) are installed to the upper end opening part of filter box (31), the left and right sides in filter box (31) inside is fixed through the connecting rod at the both ends of suction fan (33), the inside in filter box (31) is installed in battery case (34), and the output of external switch group connection battery case (34) is passed through to the input of suction fan (33).
3. The active air supply respirator of claim 1, wherein: the purification unit (3) further comprises an air outlet (38), and the upper end of the filter box (31) is provided with the air outlet (38).
4. The active air supply respirator of claim 1, wherein: change unit (4) and contain fixed block (41), spring (42), cardboard (43), slide (44) and spout (45), spout (45) have been seted up to both sides around filter cartridge (31) right-hand member is inside, the both ends and the vertical sliding connection of spout (45) of slide (44), fixed block (41) are installed to the bottom side of filter cartridge (31), the left side of cardboard (43) is connected through spring (42) in fixed block (41), the fixture block and the inboard draw-in groove cooperation joint in slide (44) bottom on cardboard (43) right side.
5. The active air supply respirator of claim 1, wherein: still include couple (5), couple (5) are installed to the dorsal part of filter cartridge (31).
6. The active air supply respirator of claim 1, wherein: still include fixed band (2), fixed band (2) are installed on the cover body (1).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202121587850.8U CN215961861U (en) | 2021-07-13 | 2021-07-13 | Active air supply type gas mask |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202121587850.8U CN215961861U (en) | 2021-07-13 | 2021-07-13 | Active air supply type gas mask |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN215961861U true CN215961861U (en) | 2022-03-08 |
Family
ID=80577284
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202121587850.8U Active CN215961861U (en) | 2021-07-13 | 2021-07-13 | Active air supply type gas mask |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN215961861U (en) |
-
2021
- 2021-07-13 CN CN202121587850.8U patent/CN215961861U/en active Active
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20240108 Address after: No. 6 Industrial Park, Fangjiazhuang Town, Baodi District, Tianjin, 300000 Patentee after: Tianjin Fantai Intelligent Equipment Co.,Ltd. Address before: No.b9, East Chaoyang Road, Zhuozhou hi tech Industrial Development Zone, Baoding City, Hebei Province 072750 Patentee before: ZHUOZHOU FANTAI SAFETY TECHNOLOGY CO.,LTD. |
|
| TR01 | Transfer of patent right |