CN111408244B - Portable leak-proof carbon monoxide treatment device for mine - Google Patents
Portable leak-proof carbon monoxide treatment device for mine Download PDFInfo
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- CN111408244B CN111408244B CN202010300843.9A CN202010300843A CN111408244B CN 111408244 B CN111408244 B CN 111408244B CN 202010300843 A CN202010300843 A CN 202010300843A CN 111408244 B CN111408244 B CN 111408244B
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D53/00—Separation of gases or vapours; Recovering vapours of volatile solvents from gases; Chemical or biological purification of waste gases, e.g. engine exhaust gases, smoke, fumes, flue gases, aerosols
- B01D53/34—Chemical or biological purification of waste gases
- B01D53/74—General processes for purification of waste gases; Apparatus or devices specially adapted therefor
- B01D53/75—Multi-step processes
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D53/00—Separation of gases or vapours; Recovering vapours of volatile solvents from gases; Chemical or biological purification of waste gases, e.g. engine exhaust gases, smoke, fumes, flue gases, aerosols
- B01D53/007—Separation of gases or vapours; Recovering vapours of volatile solvents from gases; Chemical or biological purification of waste gases, e.g. engine exhaust gases, smoke, fumes, flue gases, aerosols by irradiation
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D53/00—Separation of gases or vapours; Recovering vapours of volatile solvents from gases; Chemical or biological purification of waste gases, e.g. engine exhaust gases, smoke, fumes, flue gases, aerosols
- B01D53/34—Chemical or biological purification of waste gases
- B01D53/46—Removing components of defined structure
- B01D53/62—Carbon oxides
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D53/00—Separation of gases or vapours; Recovering vapours of volatile solvents from gases; Chemical or biological purification of waste gases, e.g. engine exhaust gases, smoke, fumes, flue gases, aerosols
- B01D53/34—Chemical or biological purification of waste gases
- B01D53/74—General processes for purification of waste gases; Apparatus or devices specially adapted therefor
- B01D53/81—Solid phase processes
- B01D53/83—Solid phase processes with moving reactants
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D53/00—Separation of gases or vapours; Recovering vapours of volatile solvents from gases; Chemical or biological purification of waste gases, e.g. engine exhaust gases, smoke, fumes, flue gases, aerosols
- B01D53/34—Chemical or biological purification of waste gases
- B01D53/74—General processes for purification of waste gases; Apparatus or devices specially adapted therefor
- B01D53/86—Catalytic processes
- B01D53/864—Removing carbon monoxide or hydrocarbons
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D2257/00—Components to be removed
- B01D2257/50—Carbon oxides
- B01D2257/502—Carbon monoxide
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02A—TECHNOLOGIES FOR ADAPTATION TO CLIMATE CHANGE
- Y02A50/00—TECHNOLOGIES FOR ADAPTATION TO CLIMATE CHANGE in human health protection, e.g. against extreme weather
- Y02A50/20—Air quality improvement or preservation, e.g. vehicle emission control or emission reduction by using catalytic converters
Abstract
The invention discloses a leakage-proof portable carbon monoxide treatment device for a mine, which comprises a device body, a replaceable treatment bin and a breathing mask, wherein a primary treatment component is arranged in the device body, and air passing through the primary treatment component can enter the breathing mask through a first hose; the inside of the device body is also provided with a mounting pipe so as to be embedded into the replaceable processing bin in a sealing way; the interchangeable is handled the storehouse and can be carried out secondary treatment to the air, and the air through secondary treatment can enter into respirator through hose two, this device is provided with the primary treatment subassembly in the device body and can be competent at normal operating mode demand at ordinary times, be provided with the interchangeable in the device body in addition and handle the storehouse, the interchangeable is handled the storehouse and can be carried out secondary treatment to the air, thereby deal with emergency, staff's life safety has been ensured, and the interchangeable is handled the storehouse and is established in the device body for dismantling change and sealed the inserting, holistic duration has been improved.
Description
Technical Field
The invention particularly relates to the field of mine equipment, and particularly relates to a leakage-proof portable carbon monoxide treatment device for a mine.
Background
It is well known that carbon monoxide can deprive hemoglobin of its oxygen-carrying capacity and action, and thus cause asphyxiation of tissues and death in severe cases.
And often there is carbon monoxide in the mine opening, and it can play very big threat to the life safety in the mine opening work, consequently need wear certain carbon monoxide's processing apparatus in the mine under the miner to carry certain carbon monoxide detection device, thereby avoid producing the phenomenon of carbon monoxide poisoning.
However, at present, mine workers work in a mine and only wear the filtering self-rescuer to save themselves, and the filtering self-rescuer can be used only once, so that the filtering self-rescuer cannot be worn for a long time and cannot deal with various situations.
Accordingly, one skilled in the art has provided a leak-proof portable carbon monoxide treatment device for a mine to solve the problems set forth in the background art as described above.
Disclosure of Invention
The invention aims to provide a leak-proof portable carbon monoxide treatment device for a mine, which solves the problems in the background technology.
In order to achieve the purpose, the invention provides the following technical scheme: a leakage-proof portable carbon monoxide treatment device for a mine, which comprises a device body, a replaceable treatment bin and a breathing mask,
a primary treatment assembly is arranged in the device body, and air passing through the primary treatment assembly can enter the breathing mask through a first hose;
the inside of the device body is also provided with a mounting pipe so as to be embedded into the replaceable processing bin in a sealing way;
the interchangeable processing bin can carry out secondary treatment to the air, and the air through secondary treatment can enter into respirator through hose two.
Further, preferably, a through hole is formed in the left side face of the device body so that the replaceable processing bin can extend into the through hole in a sliding mode, the left end face of the installation pipe is attached to the inner wall of the device body, and a first sealing sleeve is arranged between the replaceable processing bin and the installation pipe so that the replaceable processing bin can be embedded into the installation pipe tightly;
a limiting cylinder is fixedly embedded in the inner wall of the through hole and is coaxially arranged with the mounting pipe;
and an annular groove is formed in the first sealing sleeve to adapt to the limiting cylinder.
Further, as preferred, the interchangeable is handled the storehouse and is included square storehouse and drum storehouse, the square storehouse of drum storehouse perpendicular to and rather than being linked together the setting, in the drum storehouse embedding installation pipe, and square storehouse is arranged in outward the left side of device body, the right-hand member of drum storehouse adopts the lower part space of fastening intercommunication subassembly and one-level processing subassembly to be linked together, even cloth has spherical metallic oxide in drum storehouse and the square storehouse to with handle remaining carbon monoxide after the one-level processing subassembly and react, thereby further handle the air, and carry safe air to respirator in.
Further, preferably, the air treatment device further comprises a pressurizing assembly, wherein the pressurizing assembly can press the air treated by the primary treatment assembly into the replaceable treatment bin.
Further, as preferred, the pressure boost subassembly includes a motor and a pressure boost section of thick bamboo, wherein the right-hand member face of a pressure boost section of thick bamboo pastes on the inner wall of device body and its and installation pipe coaxial setting, the left end face part of a pressure boost section of thick bamboo stretches into in the installation pipe to spacing to the pipe storehouse in the installation pipe, still be fixed with the motor in the pressure boost section of thick bamboo, the output of motor is fixed with the pressure boost flabellum, a plurality of fresh air inlets have been seted up to one side that the pressure boost section of thick bamboo kept away from the pressure boost flabellum.
Preferably, the fastening and communicating assembly comprises a plurality of connecting sleeves which are embedded in the cylindrical bin in a penetrating mode, connecting rings are coaxially fixed in the connecting sleeves, one side of each connecting ring abuts against a second circular truncated cone-shaped sealing sleeve, an exhaust pipe is fixed on the other side of each connecting ring, the exhaust pipes are jointly supported and communicated with an exhaust disc, so that exhaust can be uniformly exhausted into the cylindrical bin through the exhaust disc, and a through hole is reserved in the middle of the exhaust disc;
the air inlet disc is fixed in the inner wall of the pressurizing barrel and communicated with the air inlet pipe, and the other end of the air inlet pipe is embedded into the connecting sleeve.
Further, as preferred, the tip of pressure boost flabellum still coaxial fixation has the transfer line, the transfer line can rotate through the stirring subassembly that the cover drive set up in the silo of rotating, the stirring subassembly includes pivot and poker rod, equidistant being provided with its axial poker rod of a plurality of perpendicular to in the pivot, the poker rod rotates and sets up in the inner wall of silo, the one end of pivot is still fixed insertion rotates in the cover, it adopts the bearing rotation to set up the tip at the silo to rotate the cover, and rotates and still leaves the space in the cover so that the transfer line inserts rather than closely cooperating.
Further, as preferred, the primary treatment subassembly includes UV lamp and photocatalyst plate, the UV lamp sets up in the below of air inlet, the below of UV lamp still is provided with photocatalyst plate.
Further, preferably, a top cover is detachably fixed to the top of the square bin, a second hose is inserted into the top cover, the other end of the second hose is communicated with a Y-shaped pipe arranged on the breathing mask, a first hose is arranged at the other pipe orifice of the Y-shaped pipe, and the other end of the first hose is communicated with the lower portion of a primary treatment assembly in the device body;
the bottom of the square bin is detachably fixed with a bottom cover.
Further, as preferred, still include controller and battery, the controller is connected with detector, UV lamp, motor and battery electricity respectively.
Compared with the prior art, the invention has the beneficial effects that: this device is provided with the primary treatment subassembly in the device body and can be competent at normal times operating mode demand, be provided with the interchangeable in the device body in addition and handle the storehouse, the interchangeable is handled the storehouse and can be carried out secondary treatment to the air, and the air through secondary treatment can enter into respirator through hose two, thereby deal with emergency, staff's life safety has been ensured, and the interchangeable is handled the storehouse and is established in the device body for dismantling change and sealed the inserting, holistic duration has been improved, be provided with seal cover one and fastening intercommunication subassembly in this device in addition, holistic leakproofness has been improved.
Drawings
FIG. 1 is a schematic perspective view of a leak-proof portable carbon monoxide treatment apparatus for a mine;
FIG. 2 is a schematic plan view of the apparatus body and the replaceable processing chamber of the leakproof portable carbon monoxide processing apparatus for mines;
FIG. 3 is a schematic plan view of a replaceable treatment chamber of the portable leak-proof carbon monoxide treatment apparatus for a mine;
FIG. 4 is a schematic plan view of a device body in the leak-proof portable carbon monoxide treatment device for a mine;
FIG. 5 is a schematic view of a partially enlarged structure of a replaceable treatment bin of a leak-proof portable carbon monoxide treatment device for a mine;
fig. 6 is an enlarged schematic view of a portion a of fig. 5.
In the figure: 1. a device body; 2. the treatment bin can be replaced; 3. an air inlet; 4. a detector; 5. a waistband; 6. a respiratory mask; 7. a Y-shaped pipe; 8. a first hose; 9. a second hose; 10. a UV lamp; 11. a photocatalyst plate; 12. a motor; 13. a pressurizing cylinder; 14. installing a pipe; 15. a first sealing sleeve; 16. a square bin; 17. a cylindrical bin; 18. a bottom cover; 19. a top cover; 20. a rotating shaft; 21. a poke rod; 22. a limiting cylinder; 23. a transmission rod; 24. an air inlet pipe; 25. an air inlet disc; 26. connecting sleeves; 27. an exhaust tray; 29. rotating the sleeve; 30. a second sealing sleeve; 31. and (7) connecting rings.
Detailed Description
Referring to fig. 1 to 6, in an embodiment of the present invention, a portable leak-proof carbon monoxide treatment device for a mine includes a device body 1, a replaceable treatment cabin 2 and a breathing mask 6,
a primary treatment component is arranged in the device body 1, and air passing through the primary treatment component can enter the breathing mask 6 through a first hose 8;
the device body 1 is also internally provided with a mounting pipe 14 so as to be embedded into the replaceable processing bin 2 in a sealing way;
the replaceable treatment bin 2 can perform secondary treatment on air, and the air after the secondary treatment can enter the breathing mask 6 through the second hose 9.
In this embodiment, a through hole is formed in the left side surface of the apparatus body 1 so that the replaceable processing bin 2 can be slidably inserted into the through hole, the left end surface of the mounting pipe 14 is attached to the inner wall of the apparatus body 1, and a first sealing sleeve 15 is further arranged between the replaceable processing bin 2 and the mounting pipe 14, so that the replaceable processing bin 2 can be tightly embedded into the mounting pipe 14;
a limiting cylinder 22 is fixedly embedded in the inner wall of the through hole, and the limiting cylinder 22 and the mounting pipe 14 are coaxially arranged;
an annular groove is formed in the first sealing sleeve 15 so as to be adapted to the limiting cylinder 22.
As a preferred embodiment, the replaceable processing bin 2 comprises a square bin 16 and a cylindrical bin 17, the cylindrical bin 17 is perpendicular to the square bin 16 and communicated with the square bin, the cylindrical bin 17 is embedded into the installation pipe 14, the square bin 16 is externally arranged on the left side of the device body 1, the right end of the cylindrical bin 17 is communicated with the lower space of the primary processing assembly through a fastening communication assembly, and round and spherical metal oxides are uniformly distributed in the cylindrical bin 17 and the square bin 16 so as to react with residual carbon monoxide after being processed by the primary processing assembly, so that air is further processed and safe air is conveyed to the breathing mask 6.
In this embodiment, the apparatus further comprises a pressurizing assembly capable of pressing the air treated by the primary treatment assembly into the replaceable treatment bin 2.
As shown in fig. 2, the pressurizing assembly includes a motor 12 and a pressurizing cylinder 13, wherein a right end surface of the pressurizing cylinder 13 is attached to an inner wall of the apparatus body 1 and is coaxially arranged with the installation pipe 14, a left end surface of the pressurizing cylinder 13 partially extends into the installation pipe 14 so as to limit a circular pipe bin 17 in the installation pipe 14, the motor 12 is further fixed in the pressurizing cylinder 13, a pressurizing fan blade is fixed at an output end of the motor 12, and a plurality of air inlet holes are formed in one side of the pressurizing cylinder 13 away from the pressurizing fan blade.
In order to facilitate that the replaceable processing bin 2 can be more tightly inserted into the device body 1, a fastening and communicating component is adopted at the right end of the cylindrical bin 17 to be communicated with the lower space of the primary processing component, the fastening and communicating component comprises a plurality of connecting sleeves 26 which penetrate through and are embedded in the cylindrical bin 17, a connecting ring 31 is coaxially fixed in each connecting sleeve 26, one side of each connecting ring 31 abuts against a second sealing sleeve 30 in a circular truncated cone shape, an exhaust pipe 28 is fixed at the other side of each connecting ring 31, the exhaust pipes 28 are jointly supported and communicated with an exhaust disc 27 so as to uniformly exhaust air into the cylindrical bin 17 through the exhaust disc 27, and a through hole is reserved in the middle of the exhaust disc 27;
the air inlet device further comprises an air inlet pipe 24 and an air inlet disc 25, wherein the air inlet disc 25 is fixed in the inner wall of the pressurizing barrel 13, the air inlet disc 25 is communicated with the air inlet pipe 24, and the other end of the air inlet pipe 24 is embedded into a connecting sleeve 26.
In order to improve the reaction efficiency of metal oxidation, the end part of the supercharging fan blade is coaxially fixed with a transmission rod 23, the transmission rod 23 can drive a stirring component arranged in the cylindrical bin 17 to rotate through a rotating sleeve 29, the stirring component comprises a rotating shaft 20 and a poking rod 21, the rotating shaft 20 is provided with a plurality of poking rods 21 perpendicular to the axial direction of the rotating shaft 20 at equal intervals, the poking rods 21 are rotatably arranged in the inner wall of the cylindrical bin 17, one end of the rotating shaft 20 is fixedly inserted into the rotating sleeve 29, the rotating sleeve 29 is rotatably arranged at the end part of the cylindrical bin 17 by adopting a bearing, a space is left in the rotating sleeve 29 so that the transmission rod 23 can be tightly matched with the rotating sleeve, when a carbon monoxide detector gives an alarm, the motor 12 is started to drive the supercharging fan blade to rotate, so that the air treated by the primary treatment component is pressed into the replaceable treatment bin 2, and the poking rod 21 can be driven to rotate while the fan blade rotates, thereby stirring the spherical metal oxide to make the spherical metal oxide react with the carbon monoxide more fully.
In this embodiment, the primary treatment subassembly includes UV lamp 10 and photocatalyst plate 11, the UV lamp sets up in the below of air inlet 3, the below of UV lamp still is provided with photocatalyst plate 11, and the preferred titanium dioxide photocatalyst plate of photocatalyst plate.
In this embodiment, a top cover 19 is detachably fixed on the top of the square bin 16, a second hose 9 is inserted into the top cover 19, the other end of the second hose 9 is communicated with a Y-shaped pipe 7 arranged on the breathing mask 6, a first hose 8 is arranged at the other pipe orifice of the Y-shaped pipe 7, and the other end of the first hose 8 is communicated below a primary processing assembly in the device body 1;
the bottom of the square bin 16 is detachably fixed with a bottom cover 18.
In this embodiment, the device further comprises a controller and a storage battery, wherein the controller is electrically connected with the detector 4, the UV lamp 10, the motor 12 and the storage battery respectively.
This device is provided with the primary treatment subassembly in device body 1 and can be competent operating mode demand at ordinary times, be provided with interchangeable processing storehouse 2 in device body 1 in addition, interchangeable processing storehouse 2 can carry out secondary treatment to the air, and the air through secondary treatment can enter into respirator 6 through hose two 9, thereby deal with emergency, staff's life safety has been ensured, and interchangeable processing storehouse 2 is for dismantling change and sealed inserting and establishing in device body 1, holistic duration has been improved, be provided with seal cover 15 and fastening intercommunication subassembly in this device in addition, holistic leakproofness has been improved.
Claims (4)
1. A portable leakproof carbon monoxide treatment device for mines comprises a device body (1), a replaceable treatment bin (2) and a breathing mask (6), and is characterized in that,
a primary treatment component is arranged in the device body (1), and air passing through the primary treatment component can enter the breathing mask (6) through a first hose (8);
the device body (1) is also internally provided with a mounting pipe (14) so as to be embedded into the replaceable processing bin (2) in a sealing way;
the replaceable treatment bin (2) can be used for carrying out secondary treatment on air, and the air after the secondary treatment can enter the breathing mask (6) through the second hose (9);
the device comprises a device body (1), wherein the left side surface of the device body (1) is provided with a through hole so that a replaceable processing bin (2) can extend into the device body in a sliding manner, the left end surface of a mounting pipe (14) is attached to the inner wall of the device body (1), and a first sealing sleeve (15) is arranged between the replaceable processing bin (2) and the mounting pipe (14), so that the replaceable processing bin (2) can be tightly embedded into the mounting pipe (14);
a limiting cylinder (22) is fixedly embedded in the inner wall of the through hole, and the limiting cylinder (22) and the mounting pipe (14) are coaxially arranged;
an annular groove is formed in the first sealing sleeve (15) so as to be suitable for the limiting cylinder (22);
the replaceable treatment bin (2) comprises a square bin (16) and a cylindrical bin (17), wherein the cylindrical bin (17) is perpendicular to the square bin (16) and communicated with the square bin (16), the cylindrical bin (17) is embedded into the installation pipe (14), the square bin (16) is externally arranged on the left side of the device body (1), the right end of the cylindrical bin (17) is communicated with the lower space of the primary treatment assembly through a fastening and communicating assembly, and round and spherical metal oxides are uniformly distributed in the cylindrical bin (17) and the square bin (16) so as to react with residual carbon monoxide after the treatment of the primary treatment assembly, further treat air and convey safe air to the breathing mask (6);
the device also comprises a pressurizing assembly, wherein the pressurizing assembly can press the air treated by the primary treatment assembly into the replaceable treatment bin (2);
the supercharging component comprises a motor (12) and a supercharging barrel (13), wherein the right end face of the supercharging barrel (13) is attached to the inner wall of the device body (1) and is coaxially arranged with the installation pipe (14), the left end face of the supercharging barrel (13) partially extends into the installation pipe (14) so as to limit a cylinder bin (17) in the installation pipe (14), the motor (12) is further fixed in the supercharging barrel (13), supercharging fan blades are fixed at the output end of the motor (12), and a plurality of air inlet holes are formed in one side, away from the supercharging fan blades, of the supercharging barrel (13);
the end parts of the supercharging fan blades are coaxially fixed with a transmission rod (23), the transmission rod (23) can drive a stirring assembly arranged in the cylindrical bin (17) to rotate through a rotating sleeve (29), the stirring assembly comprises a rotating shaft (20) and a poking rod (21), the rotating shaft (20) is provided with a plurality of poking rods (21) perpendicular to the axial direction of the rotating shaft at equal intervals, the poking rods (21) are rotatably arranged in the inner wall of the cylindrical bin (17), one end of the rotating shaft (20) is fixedly inserted into the rotating sleeve (29), the rotating sleeve (29) is rotatably arranged at the end part of the cylindrical bin (17) through a bearing, and a space is reserved in the rotating sleeve (29) so that the transmission rod (23) can be inserted into and tightly matched with the rotating sleeve;
the fastening and communicating assembly comprises a plurality of connecting sleeves (26) which penetrate through and are embedded in the cylindrical bin (17), connecting rings (31) are coaxially fixed in the connecting sleeves (26), one sides of the connecting rings (31) abut against a second sealing sleeve (30) in a circular truncated cone shape, exhaust pipes (28) are fixed on the other sides of the connecting rings, the exhaust pipes (28) are jointly supported and communicated with an exhaust disc (27) so as to uniformly exhaust air into the cylindrical bin (17) through the exhaust disc (27), and a through hole is reserved in the middle of the exhaust disc (27);
still include intake pipe (24) and air inlet dish (25), air inlet dish (25) are fixed in the inner wall of pressure boost section of thick bamboo (13), air inlet dish (25) are linked together with intake pipe (24) and are set up, the other end embedding adapter sleeve (26) of intake pipe (24) are in.
2. The portable leak-proof carbon monoxide treatment device for the mine shaft as claimed in claim 1, wherein the primary treatment component comprises a UV lamp (10) and a photocatalyst plate (11), the UV lamp is arranged below the air inlet (3) of the device body (1), and the photocatalyst plate (11) is further arranged below the UV lamp.
3. The leakage-proof portable carbon monoxide treatment device for the mine shaft according to claim 1, wherein a top cover (19) is detachably fixed on the top of the square bin (16), a second hose (9) is inserted into the top cover (19), the other end of the second hose (9) is communicated with a Y-shaped pipe (7) arranged on a breathing mask (6), a first hose (8) is arranged at the other pipe orifice of the Y-shaped pipe (7), and the other end of the first hose (8) is communicated below a primary treatment component in the device body (1);
the bottom of the square bin (16) is detachably fixed with a bottom cover (18).
4. The portable leak-proof carbon monoxide treatment device for the mine as claimed in claim 2, further comprising a controller and a storage battery, wherein the controller is electrically connected with the detector (4), the UV lamp (10), the motor (12) and the storage battery respectively.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010300843.9A CN111408244B (en) | 2020-04-16 | 2020-04-16 | Portable leak-proof carbon monoxide treatment device for mine |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010300843.9A CN111408244B (en) | 2020-04-16 | 2020-04-16 | Portable leak-proof carbon monoxide treatment device for mine |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN111408244A CN111408244A (en) | 2020-07-14 |
| CN111408244B true CN111408244B (en) | 2022-06-03 |
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| CN202010300843.9A Active CN111408244B (en) | 2020-04-16 | 2020-04-16 | Portable leak-proof carbon monoxide treatment device for mine |
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Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US5330723A (en) * | 1987-06-01 | 1994-07-19 | Mst, Inc. | In-line compressed air carbon monoxide filter |
| US20060130834A1 (en) * | 2004-12-20 | 2006-06-22 | Yu-Hu Chen | Portable breathing apparatus |
| US20070163588A1 (en) * | 2005-11-08 | 2007-07-19 | Jack Hebrank | Respirators for Delivering Clean Air to an Individual User |
| CN204671761U (en) * | 2015-05-15 | 2015-09-30 | 河南理工大学 | Mining power air-supply Wet dust-proof mask |
-
2020
- 2020-04-16 CN CN202010300843.9A patent/CN111408244B/en active Active
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US5330723A (en) * | 1987-06-01 | 1994-07-19 | Mst, Inc. | In-line compressed air carbon monoxide filter |
| US20060130834A1 (en) * | 2004-12-20 | 2006-06-22 | Yu-Hu Chen | Portable breathing apparatus |
| US20070163588A1 (en) * | 2005-11-08 | 2007-07-19 | Jack Hebrank | Respirators for Delivering Clean Air to an Individual User |
| CN204671761U (en) * | 2015-05-15 | 2015-09-30 | 河南理工大学 | Mining power air-supply Wet dust-proof mask |
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|---|---|
| CN111408244A (en) | 2020-07-14 |
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