CN214181497U - Compressed oxygen self-rescuer applied to underground coal mine - Google Patents
Compressed oxygen self-rescuer applied to underground coal mine Download PDFInfo
- Publication number
- CN214181497U CN214181497U CN202022796050.9U CN202022796050U CN214181497U CN 214181497 U CN214181497 U CN 214181497U CN 202022796050 U CN202022796050 U CN 202022796050U CN 214181497 U CN214181497 U CN 214181497U
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- Prior art keywords
- self
- rescuer
- oxygen
- air
- compressed
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- MYMOFIZGZYHOMD-UHFFFAOYSA-N Dioxygen Chemical compound O=O MYMOFIZGZYHOMD-UHFFFAOYSA-N 0.000 title claims abstract description 20
- 239000003245 coal Substances 0.000 title claims abstract description 16
- QVGXLLKOCUKJST-UHFFFAOYSA-N atomic oxygen Chemical compound [O] QVGXLLKOCUKJST-UHFFFAOYSA-N 0.000 claims abstract description 57
- 229910052760 oxygen Inorganic materials 0.000 claims abstract description 57
- 239000001301 oxygen Substances 0.000 claims abstract description 57
- 230000000241 respiratory effect Effects 0.000 claims abstract description 20
- 239000003638 chemical reducing agent Substances 0.000 claims abstract description 6
- 210000000214 mouth Anatomy 0.000 claims description 23
- 230000029058 respiratory gaseous exchange Effects 0.000 claims description 11
- 238000007664 blowing Methods 0.000 claims description 9
- 238000004140 cleaning Methods 0.000 claims description 6
- 239000002250 absorbent Substances 0.000 claims description 4
- 230000002745 absorbent Effects 0.000 claims description 3
- 238000003825 pressing Methods 0.000 claims description 2
- 229910002092 carbon dioxide Inorganic materials 0.000 abstract description 10
- 239000007789 gas Substances 0.000 abstract description 9
- CURLTUGMZLYLDI-UHFFFAOYSA-N Carbon dioxide Chemical compound O=C=O CURLTUGMZLYLDI-UHFFFAOYSA-N 0.000 abstract description 8
- 239000001569 carbon dioxide Substances 0.000 abstract description 4
- 230000008878 coupling Effects 0.000 abstract description 2
- 238000010168 coupling process Methods 0.000 abstract description 2
- 238000005859 coupling reaction Methods 0.000 abstract description 2
- 230000001681 protective effect Effects 0.000 abstract description 2
- 238000005065 mining Methods 0.000 abstract 1
- 239000000779 smoke Substances 0.000 description 5
- 239000013589 supplement Substances 0.000 description 3
- 231100000331 toxic Toxicity 0.000 description 3
- 230000002588 toxic effect Effects 0.000 description 3
- 230000009286 beneficial effect Effects 0.000 description 2
- 230000001815 facial effect Effects 0.000 description 2
- 210000001331 nose Anatomy 0.000 description 2
- 206010003497 Asphyxia Diseases 0.000 description 1
- 238000010521 absorption reaction Methods 0.000 description 1
- 230000006835 compression Effects 0.000 description 1
- 238000007906 compression Methods 0.000 description 1
- 238000001816 cooling Methods 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 230000009545 invasion Effects 0.000 description 1
- 238000002955 isolation Methods 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 238000002156 mixing Methods 0.000 description 1
- 210000003928 nasal cavity Anatomy 0.000 description 1
- 230000036284 oxygen consumption Effects 0.000 description 1
- 231100000614 poison Toxicity 0.000 description 1
- 230000007096 poisonous effect Effects 0.000 description 1
- 210000002345 respiratory system Anatomy 0.000 description 1
- 230000004083 survival effect Effects 0.000 description 1
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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
- Y02B—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO BUILDINGS, e.g. HOUSING, HOUSE APPLIANCES OR RELATED END-USER APPLICATIONS
- Y02B10/00—Integration of renewable energy sources in buildings
- Y02B10/40—Geothermal heat-pumps
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- Respiratory Apparatuses And Protective Means (AREA)
Abstract
The utility model relates to a compressed oxygen self-rescuer applied to the underground of a coal mine, belonging to the technical field of coal fully-mechanized mining protective equipment; the problem that the oxygen supply efficiency of the compressed oxygen self-rescuer applied to the underground coal mine is low at present is solved; including self-rescuer body and upper cover, the inside fixed oxygen cylinder that is provided with of self-rescuer body has set gradually pressure reducer, quantitative air feed valve, manual air feed valve through the pipeline on the outlet duct way of oxygen cylinder, and manual air feed valve has the gasbag through the tube coupling, and the gasbag is provided with discharge valve and is provided with the breather valve in gas outlet department, and the breather valve is linked together with oxygen hose, and the one end of keeping away from the breather valve at oxygen hose is connected with the respiratory mask, oxygen hose pegs graft inside the intake pipe of respiratory mask, the intake pipe is provided with the CO ₂ pipeline in the one end of keeping away from respiratory mask rubber circle, and respiratory mask upper portion edge is provided with the gas blow mouth, through the utility model provides a self-rescuer has realized the disconnect-type route of oxygen and carbon dioxide, has improved the probability of fleing.
Description
Technical Field
The utility model belongs to the technical field of coal is fully mechanized and is adopted protective apparatus, concretely relates to be applied to colliery compressed oxygen self-rescuer in pit.
Background
A compressed oxygen self-rescuer, also called an isolated compressed oxygen self-rescuer, is a reusable self-rescue escape device using high-pressure compressed oxygen as an oxygen source, and is mainly used when toxic and harmful gas outburst and anoxic suffocation disasters occur in coal mines or working environments under common atmospheric pressure.
When a fire disaster happens in a coal mine, a large amount of oxygen can be consumed, the underground oxygen concentration is greatly reduced, meanwhile, the fire disaster can also generate a large amount of toxic smoke, the smoke can not only shield the sight of the escape personnel, but also can damage the face of the escape personnel, the survival possibility of the escape personnel is greatly reduced, in addition, the fire disaster can also generate high temperature, the face of the escape personnel is baked, and the escape selection of the escape personnel is hindered. The compressed oxygen self-rescuer used at present exhales and inhales air by using the same pipeline, and inhaled oxygen is mixed with exhaled carbon dioxide, so that the use efficiency of oxygen is reduced, and meanwhile, smoke invasion and high-temperature baking suffered by the face of an escape person cannot be solved.
SUMMERY OF THE UTILITY MODEL
The utility model overcomes the defects of the prior art and provides a compressed oxygen self-rescuer applied to the underground of a coal mine; the problem of the compressed oxygen self-rescuer oxygen supply efficiency lower that is applied to the colliery in the pit at present is solved.
In order to achieve the above purpose, the present invention is achieved by the following technical solutions.
A compressed oxygen self-rescuer applied to underground coal mines comprises a self-rescuer body and an upper cover, wherein the self-rescuer body is of a box-shaped structure, the upper cover is hinged on the self-rescuer body, and a switch buckle used for locking the self-rescuer body and the upper cover mutually is arranged on the upper cover; the inside fixed oxygen cylinder that is provided with of self-rescuer body, oxygen cylinder gas outlet department are provided with hand wheel switch and manometer, have set gradually pressure reducer, ration air feed valve, manual air feed valve through the pipeline on the outlet duct way of oxygen cylinder, and manual air feed valve is connected with the tonifying qi clamp plate, and manual air feed valve has the gasbag through the tube coupling, the gasbag is provided with discharge valve and is provided with the breather valve in gas outlet department, the breather valve is linked together with the oxygen hose the one end that the breather valve was kept away from to the oxygen hose is connected with the respiratory mask, the respiratory mask is semi-open funnel shaped structure, the oxygen hose is pegged graft inside the intake pipe of respiratory mask, the oxygen hose external diameter is less than the internal diameter of intake pipe, and the oxygen hose end is provided with the oral cavity utensil, the intake pipe is provided with CO in the one end of keeping away from respiratory mask rubber circle and has2Piping, said CO2The one end that respiratory mask was kept away from to the pipeline is provided with clean jar, be provided with CO in the clean jar2An absorbent; the upper edge of the respirator is provided with an air blowing port, the air blowing port is connected with a compressed air tank through a compressed air pipeline, and an air supply valve is arranged at an air outlet of the compressed air tank.
Furthermore, belt holes are formed in the end faces of the left side and the right side of the self-rescuer body and used for fixing a belt.
Furthermore, an elastic bandage is arranged on two sides of the respirator.
Furthermore, the edge of the respirator is provided with an elastic rubber ring.
Furthermore, a mouth piece plug is arranged on the mouth piece.
Further, the cleaning tank is arranged in the self-rescuer body.
Furthermore, the compressed air tank is arranged inside the self-rescuer body.
The utility model discloses produced beneficial effect for prior art does: the compressed oxygen self-rescuer provided by the utility model separates the incoming oxygen and the exhaled carbon dioxide by using different circulation pipelines, thereby avoiding the mutual mixing of the oxygen and the carbon dioxide, improving the absorption efficiency of the oxygen and improving the possibility of escaping; through setting up the compressed air jar and blowing the mouth, the high-pressure air that blows out can blow away wearing personnel's near facial smog, can give wearing personnel's facial cooling simultaneously, prevents that poisonous smog and conflagration high temperature from causing the damage to wearing personnel's face.
Drawings
The invention will be described in further detail with reference to the accompanying drawings:
fig. 1 is a schematic structural view of the whole of the present invention;
FIG. 2 is a schematic structural view of the self-rescuer body and the upper cover in FIG. 1 with the self-rescuer body and the upper cover removed;
FIG. 3 is a top view of the device of the present invention;
FIG. 4 is a sectional view A-A of FIG. 3;
FIG. 5 is an enlarged partial schematic view of FIG. 4;
wherein, 1 is the self-rescuer body, 2 is the upper cover, 3 is the switch buckle, 4 is the braces, 5 is the oxygen cylinder, 6 is the hand wheel switch, 7 is the manometer, 8 is the pressure reducer, 9 is the ration air feed valve, 10 is manual air feed valve, 11 is the tonifying qi clamp plate, 12 is the gasbag, 13 is the discharge valve, 14 is breathing for breathingA valve, 15 is an oxygen hose, 16 is a breathing mask, 17 is an air inlet pipe, 18 is a mouth piece, 19 is CO2The pipeline 20 is a cleaning tank, 21 is an air blowing port, 22 is a compressed air pipeline, 23 is an air supply valve, and 24 is a compressed air tank.
Detailed Description
In order to make the technical problem, technical scheme and beneficial effect that the utility model will solve more clearly understand, combine embodiment and attached drawing, it is right to go on further detailed description the utility model discloses. It should be understood that the specific embodiments described herein are merely illustrative of the invention and are not intended to limit the invention. The technical solution of the present invention is described in detail below with reference to the embodiments and the drawings, but the scope of protection is not limited thereto.
As shown in fig. 1-5, the utility model provides a be applied to colliery compression oxygen self-rescuer in pit, including self-rescuer body 1 and upper cover 2, self-rescuer body 1 is box-shaped structure, upper cover 2 articulates on self-rescuer body 1 through the connecting pin, 2 front end middle parts of upper cover are provided with switch buckle 3, switch buckle 3 is used for carrying out the interlocking with self-rescuer body 1 and upper cover 2, thereby press switch buckle 3 can carry out the unblock with self-rescuer body 1 and upper cover 2 and open upper cover 2. The self-rescuer is characterized in that belt holes are formed in the end faces of the left side and the right side of the self-rescuer body 1 and used for fixing the belt 4, and the self-rescuer can be carried on the shoulder by the belt 4.
1 inside fixed oxygen cylinder 5 that is provided with of self-rescuer body, 5 gas outlets department of oxygen cylinder is provided with hand wheel switch 6 and manometer 7, hand wheel switch 6 is used for opening and closing of control oxygen cylinder 5, manometer 7 is used for detecting the pressure of giving vent to anger of oxygen cylinder 5, pressure reducer 8 has set gradually through the pipeline on the outlet duct way of oxygen cylinder 5, quantitative air feed valve 9, manual air feed valve 10 is connected with tonifying qi clamp plate 11, can control opening of manual air feed valve 10 through manual pressing tonifying qi clamp plate 11.
The manual air supply valve 10 is connected with an air bag 12 through a pipeline, an exhaust valve 13 is arranged on the end face of one side of the air bag 12, a breather valve 14 is arranged at the air outlet of the air bag 12, the breather valve 14 is communicated with an oxygen hose 1515 far away from breather valve 14 is connected with respiratory mask 16, respiratory mask 16 is the funnel-shaped structure of semi-open, and both sides are provided with a fixing band, can fix respiratory mask 16 in wearing personnel's two, respiratory mask 16 edge is provided with has elastic rubber circle, can make respiratory mask closely attached in wearing personnel's face and with the external complete isolation can not take place gas exchange, simultaneously respiratory mask 16 can cover wearing personnel's mouth nose completely, oxygen hose 15 pegs graft in respiratory mask 16's intake pipe 17 inside and oxygen hose 15 external diameter is less than the internal diameter of intake pipe 17, oxygen hose 15 is fixed with intake pipe 17 through the connection structure that figure 5 shows, can make respiratory mask 16's intake pipe 17 totally separate for two totally isolated gas passageways through foretell connection structure, oxygen hose 15 end is provided with mouth piece 18, the mouth piece 18 is provided with a mouth piece plug, the mouth piece 18 is contained in the mouth to obtain sufficient oxygen when a wearer uses the self-rescuer, and the end of the air inlet pipe 17 far away from the rubber ring of the respiratory mask 16 is provided with CO2Line 19, the CO2The conduit 19 communicates with the interior of the inlet tube 17 of the mask 16 for receiving the gas, CO, in the mask 16 in the region other than the oxygen hose 152One end of the pipeline 19 far away from the respirator 16 is provided with a cleaning tank 20 in which CO is arranged2Absorbent, the cleaning tank 20 is arranged in the self-rescuer body 1.
The upper edge of the respiratory mask 16 is provided with an air blowing port 21, the air blowing port 21 is connected with a compressed air tank 24 through a compressed air pipeline 22, an air supply valve 23 is arranged at an air outlet of the compressed air tank 24, and the compressed air tank 24 is arranged inside the self-rescuer body 1.
The principle and the using method of the utility model are as follows: when the self-rescuer is needed to be used, the switch buckle 3 is pressed, the upper cover 2 is opened, the breathing mask 16 is taken out of the self-rescuer body 1, the mouth piece plug is taken out of the mouth piece 18, the breathing mask 16 is fixed on the face through the fixing bandage, the mouth piece 18 is put into the mouth, the oval mouth piece is put between the lips and the teeth, and the teeth tightly bite the bite block to close the lips, so that the self-rescuer has reliable air tightness.
Then, the hand wheel switch 6 is rotated counterclockwise, then the high-pressure oxygen flows into the pressure reducer 8 from the oxygen cylinder 5, the high-pressure oxygen after pressure reduction is automatically output to the air bag 12 at a flow rate not less than 1.2L/min through the quantitative air supply valve 9, simultaneously, the wearer starts to inhale air with the mouth and exhale air with the nose, the air supplement pressure plate 11 is pressed by fingers while breathing, the air supplement pressure plate 11 controls the opening degree of the manual air supply valve 10, so that the high-pressure oxygen enters the air bag 12 at a flow rate not less than 60L/min, when the air bag 12 is completely inflated, the fingers leave the air supplement pressure plate 11, at the moment, the manual air supply valve 10 is closed, the air inlet flow rate of 1.2L/min of the quantitative air supply valve 9 is restored again, and the air. When a respiratory system consisting of the mouth piece 18, the oxygen hose 15 and the air bag 12 is in a negative pressure state, the air supply pressure plate 11 contracts inwards to press the air supply rod and open the oxygen supply valve, high-pressure oxygen enters the air bag 12 at a flow rate of not less than 60L/min, and when the air bag 12 bulges, the air supply pressure plate 11 automatically leaves the air supply rod to stop air supply.
When a wearer inhales, oxygen enters the oral cavity of the human body from the air bag 12, the breather valve 14 and the mouth tool 18; in expiration, CO2From the nasal cavity of the wearer into the area of the non-oxygen hose 15 in the breathing mask 16 and then through the CO2Line 19 goes to a clean tank 20 and is finally CO-fed2Absorbed by the absorbent.
When the wearer starts to inhale, the air supply valve 23 of the compressed air tank 24 is opened, compressed air passes through the compressed air pipeline 22 and is finally blown out from the air blowing port 21, smoke near the face of the wearer can be blown away by the blown high-pressure air, meanwhile, the face of the wearer can be cooled, and the face of the wearer is prevented from being damaged by toxic smoke and high temperature of fire.
After the self-rescuer is worn to reach a safe position, the hand wheel switch 6 of the oxygen cylinder 5 and the air supply valve 23 of the compressed air tank 24 are closed immediately, and then the breathing mask 16 is folded in the same direction and then put into the self-rescuer body 4 and the upper cover 2 is closed.
Before the self-rescuer is carried to a well, the indicated value of the pressure gauge 7 is required to be observed to be not lower than 18MPa, and the pressure gauge 7 is required to be observed at any time during use so as to master the oxygen consumption condition and the time for evacuating from a disaster area.
It is obvious to a person skilled in the art that the invention is not restricted to details of the above-described exemplary embodiments, but that it can be implemented in other specific forms without departing from the spirit or essential characteristics of the invention. The present embodiments are therefore to be considered in all respects as illustrative and not restrictive, the scope of the invention being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any reference sign in a claim should not be construed as limiting the claim concerned.
Claims (7)
1. The utility model provides a be applied to colliery compressed oxygen self-rescuer in pit which characterized in that: the self-rescuer comprises a self-rescuer body (1) and an upper cover (2), wherein the self-rescuer body (1) is of a box-shaped structure, the upper cover (2) is hinged on the self-rescuer body (1), and a switch buckle (3) used for locking the self-rescuer body (1) and the upper cover (2) mutually is arranged on the upper cover (2); the self-rescuer is characterized in that an oxygen bottle (5) is fixedly arranged inside the self-rescuer body (1), a hand wheel switch (6) and a pressure gauge (7) are arranged at the air outlet of the oxygen bottle (5), a pressure reducer (8), a quantitative air supply valve (9) and a manual air supply valve (10) are sequentially arranged on the air outlet pipeline of the oxygen bottle (5) through pipelines, the manual air supply valve (10) is connected with an air supply pressing plate (11), the manual air supply valve (10) is connected with an air bag (12) through a pipeline, the air bag (12) is provided with an exhaust valve (13) and a breather valve (14) is arranged at the air outlet, the breather valve (14) is communicated with an oxygen hose (15), one end, far away from the breather valve (14), of the oxygen hose (15) is connected with a breathing mask (16), the breathing mask (16) is of a semi-open funnel-shaped structure, and the oxygen hose (15) is inserted into an air inlet pipe (17) of the breathing mask (16), oxygen hose (15) external diameter is less than the internal diameter of intake pipe (17), and oxygen hose (15) end is provided with oral cavity utensil (18), respiratory mask is being kept away from in intake pipe (17)(16) One end of the rubber ring is provided with CO2Line (19), the CO2One end of the pipeline (19) far away from the respirator (16) is provided with a cleaning tank (20) in which CO is arranged2An absorbent; the upper edge of the breathing mask (16) is provided with an air blowing port (21), the air blowing port (21) is connected with a compressed air tank (24) through a compressed air pipeline (22), and an air supply valve (23) is arranged at an air outlet of the compressed air tank (24).
2. The compressed oxygen self-rescuer applied to the underground of the coal mine as claimed in claim 1, wherein: the self-rescuer is characterized in that belt holes are formed in the end faces of the left side and the right side of the self-rescuer body (1), and the belt holes are used for fixing a belt (4).
3. The compressed oxygen self-rescuer applied to the underground of the coal mine as claimed in claim 1, wherein: an elastic bandage is arranged on two sides of the respirator (16).
4. The compressed oxygen self-rescuer applied to the underground of the coal mine as claimed in claim 1, wherein: the edge of the respirator (16) is provided with an elastic rubber ring.
5. The compressed oxygen self-rescuer applied to the underground of the coal mine as claimed in claim 1, wherein: the mouth piece (18) is provided with a mouth piece plug.
6. The compressed oxygen self-rescuer applied to the underground of the coal mine as claimed in claim 1, wherein: the cleaning tank (20) is arranged in the self-rescuer body (1).
7. The compressed oxygen self-rescuer applied to the underground of the coal mine as claimed in claim 1, wherein: the compressed air tank (24) is arranged inside the self-rescuer body (1).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022796050.9U CN214181497U (en) | 2020-11-27 | 2020-11-27 | Compressed oxygen self-rescuer applied to underground coal mine |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022796050.9U CN214181497U (en) | 2020-11-27 | 2020-11-27 | Compressed oxygen self-rescuer applied to underground coal mine |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN214181497U true CN214181497U (en) | 2021-09-14 |
Family
ID=77648142
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202022796050.9U Expired - Fee Related CN214181497U (en) | 2020-11-27 | 2020-11-27 | Compressed oxygen self-rescuer applied to underground coal mine |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN214181497U (en) |
-
2020
- 2020-11-27 CN CN202022796050.9U patent/CN214181497U/en not_active Expired - Fee Related
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| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20210914 |
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| CF01 | Termination of patent right due to non-payment of annual fee |