CN220989440U - Gas mask double-sided air inlet filter element poison filtering box - Google Patents
Gas mask double-sided air inlet filter element poison filtering box Download PDFInfo
- Publication number
- CN220989440U CN220989440U CN202322554531.2U CN202322554531U CN220989440U CN 220989440 U CN220989440 U CN 220989440U CN 202322554531 U CN202322554531 U CN 202322554531U CN 220989440 U CN220989440 U CN 220989440U
- Authority
- CN
- China
- Prior art keywords
- filtering box
- poison filtering
- bin
- separation net
- poison
- 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.)
- Active
Links
- 238000001914 filtration Methods 0.000 title claims abstract description 117
- 231100000614 poison Toxicity 0.000 title claims abstract description 88
- 239000002574 poison Substances 0.000 title claims abstract description 88
- 238000000926 separation method Methods 0.000 claims abstract description 59
- 230000000149 penetrating effect Effects 0.000 claims abstract description 4
- 239000003795 chemical substances by application Substances 0.000 claims description 11
- 238000003466 welding Methods 0.000 claims description 6
- 210000001503 joint Anatomy 0.000 claims description 3
- 230000001681 protective effect Effects 0.000 abstract description 2
- 239000007789 gas Substances 0.000 description 27
- 239000003053 toxin Substances 0.000 description 16
- 231100000765 toxin Toxicity 0.000 description 16
- 238000005192 partition Methods 0.000 description 9
- 229920000742 Cotton Polymers 0.000 description 5
- 238000010586 diagram Methods 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 238000006243 chemical reaction Methods 0.000 description 1
- 238000004891 communication Methods 0.000 description 1
- 239000000428 dust Substances 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 230000003993 interaction Effects 0.000 description 1
- 239000002085 irritant Substances 0.000 description 1
- 231100000021 irritant Toxicity 0.000 description 1
- 238000004806 packaging method and process Methods 0.000 description 1
- 238000001179 sorption measurement Methods 0.000 description 1
- 231100000331 toxic Toxicity 0.000 description 1
- 230000002588 toxic effect Effects 0.000 description 1
Landscapes
- Respiratory Apparatuses And Protective Means (AREA)
Abstract
The utility model relates to the technical field of respirator protective articles, in particular to a gas mask double-sided air inlet filter element poison filtering box, which comprises: the poison filtering box bin is provided with a middle separation net body and a poison filtering box upper cover; the bottom of the poison filtering box bin is provided with a bottom bin air inlet guide groove, the inner side of the bottom bin air inlet guide groove is connected with a poison filtering box air outlet, the poison filtering box air outlet is connected with a poison filtering bottom bin air inlet in a penetrating way, and one end of the poison filtering box bin is provided with a poison filtering box fixing buckle; the gas mask double-sided air inlet filter element poison filtering box provided by the utility model has the advantages of simple structure, reasonable design, convenience and quickness in operation, double-layer filtration, smaller resistance, higher filtration efficiency, better tightness and strong practicability, is used as a gas mask accessory, is quickly connected with a buckle, and is quick and simple in disassembly and replacement, and more convenient in use and replacement.
Description
Technical Field
The utility model relates to the technical field of respirator protective articles, in particular to a gas mask double-sided air inlet filter element poison filtering box.
Background
The toxin filtering box removes dust and toxic and harmful gases in the air through physical adsorption and chemical reaction principles to form a device for people to breathe, so that the device becomes necessary equipment in various working environments of irritant gases and harmful gases, but the existing toxin filtering box is single in air inlet, small in flow, low in filtering efficiency and influencing working and use.
Accordingly, a person skilled in the art provides a gas mask double-sided inlet filter element cartridge to solve the above-mentioned problems in the background art.
Disclosure of utility model
In order to solve the technical problems, the utility model provides:
A gas mask double-sided inlet filter element cartridge comprising: the poison filtering box bin is provided with a middle separation net body and a poison filtering box upper cover;
The bottom of the poison filtering box bin is provided with a bottom bin air inlet guide groove, the inner side of the bottom bin air inlet guide groove is connected with a poison filtering box air outlet, the poison filtering box air outlet is connected with a poison filtering bottom bin air inlet in a penetrating way, and one end of the poison filtering box bin is provided with a poison filtering box fixing buckle;
The interior of the middle-arranged partition net body is provided with a middle-arranged partition net diversion trench, the front end of the middle-arranged partition net diversion trench is provided with a middle-arranged partition net air outlet, and the middle-arranged partition net air outlet is correspondingly connected with the air outlet of the poison filtering box in the poison filtering box bin;
the middle-arranged separation net body is arranged in the middle of the poison filtering box bin, and a middle-arranged separation net air outlet of the middle-arranged separation net body is in butt joint with a poison filtering box air outlet on the poison filtering box bin to enable air to circulate;
The middle-arranged separation net body divides the poison filtering box bin into two parts, namely a first filtering bin and a second filtering bin, and poison filtering agents are placed in the bins;
The first filter bin obtains gas through an upper cover air inlet on the upper cover of the toxin filtering box; the second filter bin obtains gas through an air inlet at the bottom of the poison filtering box bin;
The gas is filtered by the first filter bin and the second filter bin and then concentrated in the middle-arranged separation net body, the middle-arranged separation net body is arranged in the separation net, and the gas outlet of the middle-arranged separation net body reaches the gas outlet of the toxin filtering box.
Preferably: the poison filtering box bin and the poison filtering box upper cover are connected into a whole through ultrasonic welding.
Preferably: the middle part of the middle-arranged separation net body is provided with a middle-arranged separation net diversion trench in a grid shape.
Preferably: the upper cover air inlet is connected with an upper cover diversion trench.
The utility model has the technical effects and advantages that:
the gas mask double-sided air inlet filter element poison filtering box provided by the utility model has the advantages of simple structure, reasonable design, convenience and quickness in operation, double-layer filtration, smaller resistance, higher filtration efficiency, better tightness and strong practicability, is used as a gas mask accessory, is quickly connected with a buckle, and is quick and simple in disassembly and replacement, and more convenient in use and replacement.
Drawings
FIG. 1 is a schematic view of a canister of a double-sided inlet filter element of a respirator according to an embodiment of the present application;
Fig. 2 is a schematic structural view of an upper cover air inlet in a gas mask double-sided air inlet filter element canister according to an embodiment of the present application;
FIG. 3 is a schematic diagram of a structure of an air outlet of a poison filtering box in a poison filtering box of a double-sided air inlet filter element of a gas mask according to an embodiment of the present application;
FIG. 4 is a schematic diagram of a structure of a baffle-net diversion trench in a gas mask double-sided inlet filter element canister provided by an embodiment of the application;
Fig. 5 is a schematic structural view of an air inlet of a poison filtering bottom bin in a poison filtering box of a double-sided air inlet filter element of a gas mask according to an embodiment of the present application;
In the figure:
1. A toxin filtering box bin; 101. the air inlet of the poison filtering bottom bin; 102. a bottom bin air inlet diversion trench; 103. a gas outlet of the toxin filtering box; 104. the poison filtering box is fixed with a buckle;
2. A middle-arranged separation net body; 201. a middle-arranged separation net diversion trench; 202. a middle-arranged separation net air outlet;
3. A toxin filtering box upper cover; 301. an upper cover air inlet; 302. and an upper cover diversion trench.
Detailed Description
The utility model will be described in further detail with reference to the drawings and the detailed description. The embodiments of the utility model have been presented for purposes of illustration and description, and are not intended to be exhaustive or limited to the utility model in the form disclosed. Many modifications and variations will be apparent to those of ordinary skill in the art. The embodiments were chosen and described in order to best explain the principles of the utility model and the practical application, and to enable others of ordinary skill in the art to understand the utility model for various embodiments with various modifications as are suited to the particular use contemplated.
Examples:
Referring to fig. 1 to 5, in this embodiment, a gas mask double-sided inlet filter element canister is provided, which includes: the poison filtering box bin 1 is provided with a middle separation net body 2 and a poison filtering box upper cover 3; the bottom of the poison filtering box bin 1 is provided with a bottom bin air inlet guide groove 102, the inner side of the bottom bin air inlet guide groove 102 is connected with a poison filtering box air outlet 103, the poison filtering box air outlet 103 is connected with a poison filtering bottom bin air inlet 101 in a penetrating way, and one end of the poison filtering box bin 1 is provided with a poison filtering box fixing buckle 104; the interior of the middle-arranged separation net body 2 is provided with a middle-arranged separation net diversion trench 201, the front end of the middle-arranged separation net diversion trench 201 is provided with a middle-arranged separation net air outlet 202, and the middle-arranged separation net air outlet 202 is correspondingly connected with the poison filtering box air outlet 103 in the poison filtering box bin 1; the middle-arranged separation net body 2 is arranged in the middle of the poison filtering box bin 1, and a middle-arranged separation net air outlet 202 of the middle-arranged separation net body 2 is in butt joint with a poison filtering box air outlet 103 on the poison filtering box bin 1 to enable air to circulate; the middle-arranged separation net body 2 divides the poison filtering box bin 1 into two parts, namely a first filtering bin and a second filtering bin, and poison filtering agents are placed in the bins.
1. The first filter bin obtains gas through an upper cover air inlet 301 on the upper cover 3 of the filter poison box; the second filter bin obtains gas through the air inlet at the bottom of the poison filtering box bin 1, the gas is concentrated in the middle-arranged separation net body 2 after passing through the first filter bin and the second filter bin, the middle-arranged separation net body 2 is arranged in the separation net, the middle-arranged separation net air outlet 202 in the separation net reaches the poison filtering box air outlet 103, the poison filtering box bin 1 and the poison filtering box upper cover 3 are connected into a whole through ultrasonic welding, and the middle part of the middle-arranged separation net body 2 is provided with a middle-arranged separation net guide groove 201 in the middle-arranged separation net in a grid shape. The upper cover air inlet 301 is connected with an upper cover diversion trench 302.
Working principle:
The bottom of the poison filtering box bin 1 is provided with a large-area grid poison filtering bottom bin air inlet 101, and bottom bin air inlet diversion trenches 102 are arranged on the grids and uniformly distributed on each air inlet grid to play roles of diversion gas and supporting poison filtering agent. A layer of filter cotton is welded on the bottom bin air inlet guide groove 102 in an ultrasonic mode and used for isolating the toxin filtering agent, and a quantitative toxin filtering agent is filled on the upper layer of the filter cotton to the toxin filtering box air outlet 103. The middle-placed separation net body 2 is provided with a middle-placed separation net diversion trench 201 in the separation net on both upper and lower surfaces, the upper and lower surfaces of the middle-placed separation net diversion trench 201 in the separation net are respectively welded with filter cotton by utilizing ultrasonic welding for isolating a filter agent, and the head of the middle-placed separation net body 2 is provided with a middle-placed separation net air outlet 202. The middle-arranged separation net body 2 is placed, and meanwhile, a middle-arranged separation net air outlet 202 at the head part of the middle-arranged separation net body 2 is correspondingly placed and connected with the poison filtering box air outlet 103. And (3) filling quantitative filtering agent on the filter cotton at the upper part of the middle-arranged separation net body 2 to the top of the filtering box bin.
The middle-arranged partition net air outlet 202 is used for enabling two-sided air to enter the middle-arranged partition net air outlet 202 by utilizing the middle-arranged partition net guide groove 201, the middle-arranged partition net air outlet 202 is correspondingly connected with the poison filtering box air outlet 103, the poison filtering box air outlet 103 is connected with the gas mask, and the gas is sent out to the gas mask through the poison filtering box fixing buckle 104.
After the second layer of filtering agent is quantitatively filled to the top of the toxin filtering bin, the toxin filtering box upper cover 3 is covered, the toxin filtering box upper cover 3 is provided with a large-area grid upper cover air inlet 301, and the grid is provided with upper cover guide grooves 302 which are uniformly distributed on each air inlet grid to play roles in guiding air and supporting the toxin filtering agent. A layer of filter cotton is ultrasonically welded to the upper cover channel 302 to isolate the filter agent. And welding and packaging the upper cover 3 of the toxin filtering box and the 1 bin of the toxin filtering box by utilizing an ultrasonic welding process. Complete the integral assembly of the filter element.
In the present utility model, unless explicitly specified and defined otherwise, for example, it may be fixedly connected, detachably connected, or integrally formed; can be mechanically or electrically connected; either directly or indirectly through intermediaries, or in communication with each other or in interaction with each other, unless explicitly defined otherwise, the meaning of the terms described above in this application will be understood by those of ordinary skill in the art in view of the specific circumstances.
It will be apparent that the described embodiments are only some, but not all, embodiments of the utility model. All other embodiments, which can be made by those skilled in the art and which are included in the embodiments of the present utility model without the inventive step, are intended to be within the scope of the present utility model. Structures, devices and methods of operation not specifically described and illustrated herein, unless otherwise indicated and limited, are implemented according to conventional means in the art.
Claims (6)
1. A gas mask double-sided inlet filter element cartridge comprising:
A poison filtering box bin (1), a middle separation net body (2) and a poison filtering box upper cover (3);
The bottom of the poison filtering box bin (1) is provided with a bottom bin air inlet guide groove (102), the inner side of the bottom bin air inlet guide groove (102) is connected with a poison filtering box air outlet (103), the poison filtering box air outlet (103) is connected with a poison filtering bottom bin air inlet (101) in a penetrating way, and one end of the poison filtering box bin (1) is provided with a poison filtering box fixing buckle (104);
The interior of the middle-arranged separation net body (2) is provided with a middle-arranged separation net diversion trench (201), the front end of the middle-arranged separation net diversion trench (201) is provided with a middle-arranged separation net air outlet (202), and the middle-arranged separation net air outlet (202) is correspondingly connected with the air outlet (103) of the poison filtering box in the poison filtering box bin (1);
The middle-arranged separation net body (2) is arranged in the middle of the poison filtering box bin (1), and a middle-arranged separation net air outlet (202) of the middle-arranged separation net body (2) is in butt joint with a poison filtering box air outlet (103) on the poison filtering box bin (1) to enable air to circulate;
The middle-arranged separating net body (2) divides the poison filtering box bin (1) into two parts, namely a first filtering bin and a second filtering bin, and poison filtering agents are placed in the bins.
2. The gas mask double-sided inlet filter element cartridge of claim 1, wherein the first filter cartridge obtains gas through an upper cover inlet (301) on an upper cover (3) of the cartridge; the second filter bin obtains gas through an air inlet at the bottom of the poison filtering box bin (1).
3. The gas mask double-sided inlet filter element poison filtering box according to claim 1, wherein the gas passes through the first filter bin and the second filter bin, is concentrated in a middle separation net body (2) after being filtered, passes through the middle separation net body (2) and passes through a middle separation net gas outlet (202) in the middle separation net to reach a poison filtering box gas outlet (103).
4. The gas mask double-sided air inlet filter element poison filtering box according to claim 1, wherein the poison filtering box bin (1) and the poison filtering box upper cover (3) are connected into a whole through ultrasonic welding.
5. A gas mask double-sided inlet filter element poison filtering box according to claim 3, characterized in that the middle part of the middle-arranged separation net body (2) is provided with a middle-arranged separation net diversion trench (201) with a grid shape.
6. The gas mask double-sided inlet filter element poison filtering box according to claim 2, wherein the upper cover air inlet (301) is connected with an upper cover diversion trench (302).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322554531.2U CN220989440U (en) | 2023-09-20 | 2023-09-20 | Gas mask double-sided air inlet filter element poison filtering box |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322554531.2U CN220989440U (en) | 2023-09-20 | 2023-09-20 | Gas mask double-sided air inlet filter element poison filtering box |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN220989440U true CN220989440U (en) | 2024-05-24 |
Family
ID=91114039
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202322554531.2U Active CN220989440U (en) | 2023-09-20 | 2023-09-20 | Gas mask double-sided air inlet filter element poison filtering box |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN220989440U (en) |
-
2023
- 2023-09-20 CN CN202322554531.2U patent/CN220989440U/en active Active
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| JP2006500203A (en) | Filter element having a thermoformed housing around the filter material | |
| KR20130086624A (en) | Blood processing filter | |
| CN220989440U (en) | Gas mask double-sided air inlet filter element poison filtering box | |
| JP4790222B2 (en) | Gas removal device | |
| CN216171172U (en) | Removable formula active carbon adsorption case convenient to installation is dismantled | |
| JP3255617B2 (en) | Dust cartridge filter | |
| CN215962818U (en) | Air purifying device | |
| CN213185041U (en) | Explosion-proof electric power cabinet that possesses dust removal function | |
| CN212680539U (en) | Activated carbon adsorption device for waste gas treatment | |
| CN209342686U (en) | A kind of SF6 gasometric analysis instrument | |
| CN209612460U (en) | A kind of gas purification strainer | |
| CN212594518U (en) | Air purification filter core and combination formula air purification filter equipment | |
| CN210251765U (en) | Novel ozone filter device | |
| CN111659044A (en) | Self-suction mask with air pressure self-detection function and intelligent air inflow regulation function and method | |
| CN111659043A (en) | Atmosphere toxicant isolation mask and method for realizing intelligent self-checking | |
| CN208905967U (en) | A kind of filter core purifier | |
| CN206330239U (en) | Wall clock and wall clock component | |
| JP2020171639A (en) | Foldable gas mask | |
| CN215139975U (en) | Laboratory waste liquid collection device | |
| GB2191958A (en) | Breathing system | |
| CN215961861U (en) | Active air supply type gas mask | |
| CN112890532B (en) | Visual smog display unit | |
| CN221867162U (en) | Safety device is used in chemical reagent production | |
| CN215782270U (en) | Remove portable manual intelligent smoke abatement device | |
| CN216677652U (en) | Toxic gas filtering and adsorbing device for Karl Fischer reagent |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant |