CN108412538B - Sectional type oxygen injection equipment for coal mine - Google Patents
Sectional type oxygen injection equipment for coal mine Download PDFInfo
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- CN108412538B CN108412538B CN201810313192.XA CN201810313192A CN108412538B CN 108412538 B CN108412538 B CN 108412538B CN 201810313192 A CN201810313192 A CN 201810313192A CN 108412538 B CN108412538 B CN 108412538B
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- oxygen
- oxygen injection
- coal mine
- injection device
- fixedly connected
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- 238000002347 injection Methods 0.000 title claims abstract description 88
- 239000007924 injection Substances 0.000 title claims abstract description 88
- QVGXLLKOCUKJST-UHFFFAOYSA-N atomic oxygen Chemical compound [O] QVGXLLKOCUKJST-UHFFFAOYSA-N 0.000 title claims abstract description 87
- 239000001301 oxygen Substances 0.000 title claims abstract description 87
- 229910052760 oxygen Inorganic materials 0.000 title claims abstract description 87
- 239000003245 coal Substances 0.000 title claims abstract description 33
- 239000007789 gas Substances 0.000 claims abstract description 28
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims description 7
- 238000010276 construction Methods 0.000 claims description 4
- 239000005995 Aluminium silicate Substances 0.000 claims description 3
- 229920000742 Cotton Polymers 0.000 claims description 3
- 241000826860 Trapezium Species 0.000 claims description 3
- PZZYQPZGQPZBDN-UHFFFAOYSA-N aluminium silicate Chemical compound O=[Al]O[Si](=O)O[Al]=O PZZYQPZGQPZBDN-UHFFFAOYSA-N 0.000 claims description 3
- 229910000323 aluminium silicate Inorganic materials 0.000 claims description 3
- 235000012211 aluminium silicate Nutrition 0.000 claims description 3
- 239000000463 material Substances 0.000 claims description 3
- 239000004745 nonwoven fabric Substances 0.000 claims description 3
- 229910001220 stainless steel Inorganic materials 0.000 claims description 3
- 239000010935 stainless steel Substances 0.000 claims description 3
- 238000003466 welding Methods 0.000 claims description 3
- 238000012856 packing Methods 0.000 claims description 2
- 230000035939 shock Effects 0.000 abstract description 5
- 230000000694 effects Effects 0.000 abstract description 4
- 238000010521 absorption reaction Methods 0.000 abstract 2
- 238000005065 mining Methods 0.000 description 4
- 230000002159 abnormal effect Effects 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 239000000203 mixture Substances 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000015572 biosynthetic process Effects 0.000 description 1
- 230000003749 cleanliness Effects 0.000 description 1
- 239000000428 dust Substances 0.000 description 1
- 238000001914 filtration Methods 0.000 description 1
- 238000005755 formation reaction Methods 0.000 description 1
- 210000004907 gland Anatomy 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000004321 preservation Methods 0.000 description 1
- 230000002265 prevention Effects 0.000 description 1
- 238000007789 sealing Methods 0.000 description 1
- 230000000007 visual effect Effects 0.000 description 1
Images
Classifications
-
- E—FIXED CONSTRUCTIONS
- E21—EARTH OR ROCK DRILLING; MINING
- E21F—SAFETY DEVICES, TRANSPORT, FILLING-UP, RESCUE, VENTILATION, OR DRAINING IN OR OF MINES OR TUNNELS
- E21F11/00—Rescue devices or other safety devices, e.g. safety chambers or escape ways
-
- E—FIXED CONSTRUCTIONS
- E21—EARTH OR ROCK DRILLING; MINING
- E21F—SAFETY DEVICES, TRANSPORT, FILLING-UP, RESCUE, VENTILATION, OR DRAINING IN OR OF MINES OR TUNNELS
- E21F17/00—Methods or devices for use in mines or tunnels, not covered elsewhere
- E21F17/18—Special adaptations of signalling or alarm devices
Landscapes
- Engineering & Computer Science (AREA)
- Mining & Mineral Resources (AREA)
- Life Sciences & Earth Sciences (AREA)
- General Life Sciences & Earth Sciences (AREA)
- Geochemistry & Mineralogy (AREA)
- Geology (AREA)
- Business, Economics & Management (AREA)
- Health & Medical Sciences (AREA)
- Emergency Management (AREA)
- Pulmonology (AREA)
- Filling Or Discharging Of Gas Storage Vessels (AREA)
Abstract
The invention discloses sectional type oxygen injection equipment for a coal mine, which comprises a machine body, wherein a base is arranged at the bottom end of the machine body, a controller is embedded in the front surface of the machine body, a shock absorption seat is fixedly connected to the bottom end inside the machine body, and an air compressor is arranged at the top end of the shock absorption seat. The invention has reasonable design and convenient use, is convenient for directly mixing and injecting compressed air and oxygen into the underground by arranging the air compressor and the plurality of groups of gas injection pipes, is separated by the plurality of groups of gas injection pipes, prevents the oxygen injection effect from declining due to the gas leakage of one group of gas injection pipes, reduces the flow velocity of air flow in the gas injection pipes by arranging the adapter with the diameter being narrow at the top and wide at the bottom, further reduces the flow velocity of the oxygen flow by arranging the filter screen, ensures that oxygen supply is softer, and has compact structure and simple operation, and is suitable for wide popularization by arranging the warning lamp to flash and prompt operating personnel to pay attention to safety and evacuate or maintain in time when the pressure of the pressure gauge is lower than a threshold value.
Description
Technical Field
The invention relates to the technical field of coal mine production equipment, in particular to sectional type oxygen injection equipment for a coal mine.
Background
Coal mines are generally divided into miners and opencast coal mines. When the coal seam is far from the ground surface, a tunnel is usually dug to the underground, so that the coal is a mineworker coal mine. When the coal seam is very close to the earth surface, the coal is generally excavated by directly stripping the earth surface, which is an open pit coal mine. The vast majority of coal mines in China belong to underground coal mines. Coal mines encompass a large area above ground and below ground as well as associated facilities. Coal mines are reasonable spaces excavated by humans when excavating geological formations rich in coal and generally include roadways, wells, and mining surfaces, among others.
In the underground coal mining process, as the mining site is far away from the earth surface and goes deep into the ground, the underground mining operation needs enough air circulation so as to supply enough oxygen to operators, but when the coal mine is tunneled too deeply or abnormal conditions occur at an air inlet, the oxygen content in the air flow inside the coal mine is reduced, and the life safety of the operators is threatened.
Disclosure of Invention
The invention mainly aims to provide a sectional type oxygen injection device for a coal mine, which can effectively solve the problems in the background art.
In order to realize the purpose, the invention adopts the technical scheme that:
the utility model provides a sectional type oxygen injection equipment for colliery, includes the fuselage, the bottom of fuselage is provided with the base, the front surface of fuselage has inlayed the controller, the inside bottom fixedly connected with shock mount of fuselage, the top of shock mount is provided with the air compressor machine, one side middle part fixedly connected with mount pad of air compressor machine, screw fixedly connected with oxygen cylinder is passed through on the top of mount pad, the opposite side fixedly connected with connecting pipe of air compressor machine, the other end fixedly connected with oxygen injection device of connecting pipe, oxygen injection device's front surface bottom is provided with the exhaust hole, the inside of connecting pipe is provided with cable and gas injection pipe, the inside packing of connecting pipe has the filling layer, the gas injection pipe is provided with the multiunit altogether, adapter and exhaust hole fixed connection are passed through to the one end of gas injection pipe, the surface of gas injection pipe is provided with the manometer, there is the mounting panel on the top of oxygen injection device through the extension rod welding, through screw fixedly connected with warning light between mounting panel and the oxygen injection device, oxygen injection device's front surface top is provided with the observation window, the terminal screw thread fixedly connected with shield of connecting pipe, the terminal thread fixedly connected with gland bonnet of connecting pipe.
Further, the quantity of oxygen injection device is the same with the quantity of gas injection pipe, every oxygen injection device's inside all is provided with the manometer with the gas injection pipe one-to-one, the inside of manometer still is provided with pressure sensor, the output and the observation window and the controller electric connection of manometer, the dial plate setting of manometer is in the inside of observation window.
Furthermore, the warning light is an LED (light emitting diode) lamp, a stainless steel mesh enclosure is further arranged on the surface of the warning light, and the warning light is horizontally arranged between the mounting plate and the oxygen injection device.
Furthermore, the oxygen cylinder is provided with two, the oxygen cylinder is invertedly fixed on the top of mount pad, the oxygen cylinder is detachable construction.
Further, a hose is arranged on the surface of the connecting pipe and is arranged between the oxygen injection device and the machine body.
Further, the exhaust hole is trapezium structure, the bottom joint in exhaust hole has the filter screen, the filter screen is the non-woven fabrics filter screen, the filter screen is detachable construction, the filter screen is hugged closely with the oral area of exhaust hole bottom.
Further, the controller is PLC, the surface of controller still is provided with the touch pad screen, the output of controller and the input electric connection of air compressor machine.
Furthermore, the material of filling layer is aluminium silicate cotton, the filling layer still sets up in the inside clearance department of oxygen injection device.
Further, the adapter is the PVC pipe, the adapter is the right angle structure, adapter bottom diameter is greater than the top diameter.
Further, an oil-water separator is arranged at the bottom end of the other side of the air compressor and is arranged at the connecting position of the air compressor and the connecting pipe.
Compared with the prior art, the invention has the following beneficial effects: the invention has reasonable design and convenient use, is convenient for directly mixing and injecting compressed air and oxygen into the underground by arranging the air compressor and the plurality of groups of gas injection pipes, is separated by the plurality of groups of gas injection pipes, prevents the oxygen injection effect from declining caused by the leakage of one group of gas injection pipes, reduces the flow velocity of air flow in the gas injection pipes by arranging the adapter with the diameter being narrow at the top and wide at the bottom, simultaneously is provided with the filter screen, further reduces the flow velocity of the oxygen flow, ensures that oxygen supply is softer, and improves the oxygen cleanliness by arranging the warning lamp, when the pressure of the pressure gauge is lower than a threshold value, the warning lamp flickers to prompt operators to pay attention to safety and withdraw or maintain in time.
Drawings
Fig. 1 is a schematic view of the overall structure of the invention.
Fig. 2 is a schematic cross-sectional view of the inventive connecting tube.
Fig. 3 is a schematic view of the internal structure of the inventive oxygen injection device.
Fig. 4 is a schematic view of the internal structure of the fuselage of the invention.
Fig. 5 is a schematic view showing the internal structure of the inventive distal oxygen injection device.
In the figure: 1. a body; 2. a base; 3. a controller; 4. an air compressor; 5. an oxygen cylinder; 6. a mounting seat; 7. an oxygen injection device; 8. an exhaust hole; 9. a connecting pipe; 10. a hose; 11. an observation window; 12. a warning light; 13. mounting a plate; 14. a filling layer; 15. a cable; 16. a gas injection pipe; 17. a pressure gauge; 18. a filter screen; 19. an adapter; 20. an oil-water separator; 21. a shock absorbing seat; 22. a dust cover; 23. and (7) sealing the cover.
Detailed Description
In order to make the technical means, the creation characteristics, the achievement purposes and the effects of the invention easy to understand, the invention is further explained by combining the specific embodiments.
As shown in 1~5, a sectional type oxygen injection equipment for coal mine, includes fuselage 1, the bottom of fuselage 1 is provided with base 2, the front surface of fuselage 1 has inlayed controller 3, the inside bottom fixedly connected with cushion socket 21 of fuselage 1, the top of cushion socket 21 is provided with air compressor machine 4, one side middle part fixedly connected with mount pad 6 of air compressor machine 4, screw fixedly connected with oxygen cylinder 5 is passed through on the top of mount pad 6, the opposite side fixedly connected with connecting pipe 9 of air compressor machine 4, the other end fixedly connected with oxygen injection device 7 of connecting pipe 9, the front surface bottom of oxygen injection device 7 is provided with exhaust hole 8, the inside of connecting pipe 9 is provided with cable 15 and gas injection pipe 16, the inside of connecting pipe 9 is filled with filling layer 14, gas injection pipe 16 is provided with the multiunit altogether, adapter 19 and exhaust hole 8 fixed connection are passed through to the one end of gas injection pipe 16, the surface welding of oxygen injection device 7 has manometer 17, the top of oxygen injection device 7 has through extension rod mounting panel 13, through fixedly connected with warning light 12 between mounting panel 13 and the oxygen injection device 7, the terminal fixed screw that the screw fixed connection of oxygen injection screw lid is provided with the terminal end of gas injection screw lid 23, the terminal screw that is connected with gas injection device 11.
The number of the oxygen injection devices 7 is the same as that of the gas injection pipes 16, pressure gauges 17 corresponding to the gas injection pipes 16 one to one are arranged inside each oxygen injection device 7, pressure sensors are further arranged inside the pressure gauges 17, the output ends of the pressure gauges 17 are electrically connected with the observation window 11 and the controller 3, and a dial plate of each pressure gauge 17 is arranged inside the observation window 11.
Wherein, warning light 12 is the LED lamp, the surface of warning light 12 still is provided with the stainless steel screen panel, warning light 12 level sets up between mounting panel 13 and oxygen injection device 7.
The oxygen cylinder 5 is provided with two oxygen cylinders, the oxygen cylinder 5 is inversely fixed at the top end of the mounting seat 6, and the oxygen cylinder 5 is of a detachable structure.
Wherein, the surface of connecting pipe 9 still is provided with hose 10, hose 10 sets up between oxygen injection device 7 and fuselage 1, is convenient for adjust the angle between connecting pipe 9 and the fuselage 1, has reduced the influence of the vibration of fuselage 1 to connecting pipe 9 simultaneously.
Wherein, exhaust hole 8 is the trapezium structure, exhaust hole 8's bottom joint has filter screen 18, filter screen 18 is the non-woven fabrics filter screen, filter screen 18 is detachable construction, filter screen 18 is hugged closely with the oral area in exhaust hole 8 bottom.
Wherein, controller 3 is PLC, the surface of controller 3 still is provided with the touch pad screen, the output of controller 3 and the input electric connection of air compressor machine 4.
Wherein, the material of filling layer 14 is aluminium silicate cotton, filling layer 14 still sets up in the inside clearance department of oxygen injection device 7, has improved syllable-dividing, fire prevention and heat preservation effect.
Wherein, adapter 19 is the PVC pipe, adapter 19 is the right angle structure, 19 bottom diameters of adapter are greater than the top diameter, thereby have reduced the velocity of flow of oxygen stream and have realized soft oxygen suppliment.
Wherein, the opposite side bottom of air compressor machine 4 is provided with oil water separator 20, oil water separator 20 sets up the junction at air compressor machine 4 and connecting pipe 9 to improve the filtration to the moisture in the compressed air, guaranteed the degree of dryness of injecting into oxygen.
The invention is a sectional oxygen injection device for coal mine, during the use process, a user firstly inserts an oxygen cylinder 5 into a mounting seat 6, controls an air compressor 4 to compress air through a controller 3, mixes the compressed air with oxygen in the oxygen cylinder 5 after being filtered by an oil-water separator 20, injects the mixture into an air injection pipe 16 in a connecting pipe 9, then flows into an adapter 19 through the air injection pipe 16, and finally discharges the mixture through an exhaust hole 8 to complete oxygen injection, the oxygen injection device 7 can be provided with a plurality of groups in sections, because each group of air injection pipes 16 is arranged corresponding to the oxygen injection device 7, abnormal operation of other oxygen injection devices 7 caused by failure of one air injection pipe 16 is prevented, and meanwhile, a pressure gauge 17, an observation window 11 and a warning lamp 12 are arranged on the oxygen injection device 7, the oxygen pressure condition can be conveniently and visually known by coal mine underground operators, and the safety factor and the visual effect are improved.
While there have been shown and described what are at present considered the fundamental principles of the invention, its essential features and advantages, it will be understood by those skilled in the art that the invention is not limited by the embodiments described above, which are merely illustrative of the principles of the invention, but that various changes and modifications may be made therein without departing from the spirit and scope of the invention as defined by the appended claims and their equivalents.
Claims (8)
1. A segmented oxygen injection apparatus for a coal mine comprising a fuselage (1), characterized in that: the bottom of fuselage (1) is provided with base (2), the front surface of fuselage (1) has inlayed controller (3), the inside bottom fixedly connected with cushion socket (21) of fuselage (1), the top of cushion socket (21) is provided with air compressor machine (4), one side middle part fixedly connected with mount pad (6) of air compressor machine (4), screw fixedly connected with oxygen bottle (5) is passed through on the top of mount pad (6), the opposite side fixedly connected with connecting pipe (9) of air compressor machine (4), the other end fixedly connected with oxygen injection device (7) of connecting pipe (9), the front surface bottom of oxygen injection device (7) is provided with exhaust hole (8), the inside of connecting pipe (9) is provided with cable (15) and gas injection pipe (16), the inside packing of connecting pipe (9) has filling layer (14), gas injection pipe (16) are provided with the multiunit altogether, the quantity of oxygen injection device (7) is the same with the quantity of gas injection pipe (16), the one end of gas injection pipe (16) is passed through adapter (19) and exhaust hole (8) fixed connection, the surface of connecting pipe (16) is provided with every oxygen injection pipe (17) and the manometer (17) corresponds one by one, the inside of manometer (17) still is provided with pressure sensor, the output and observation window (11) and controller (3) electric connection of manometer (17), the dial plate setting of manometer (17) is in the inside of observation window (11), the top of oxygen injection device (7) has mounting panel (13) through the extension rod welding, through screw fixedly connected with warning light (12) between mounting panel (13) and oxygen injection device (7), warning light (12) are the LED lamp, the surface of warning light (12) still is provided with the stainless steel screen panel, warning light (12) level sets up between mounting panel (13) and oxygen injection device (7), the front surface top of oxygen injection device (7) is provided with observation window (11), the terminal screw thread fixedly connected with shield (22) of connecting pipe (9), the terminal screw thread fixedly connected with sealed lid (23) of gas injection pipe (16).
2. The segmented oxygen injection apparatus for a coal mine of claim 1, wherein: the oxygen cylinder (5) are provided with two, the oxygen cylinder (5) are inversely fixed on the top end of the mounting seat (6), and the oxygen cylinder (5) is of a detachable structure.
3. A segmented oxygen injection apparatus for a coal mine as claimed in claim 1 wherein: the surface of the connecting pipe (9) is also provided with a hose (10), and the hose (10) is arranged between the oxygen injection device (7) and the machine body (1).
4. The segmented oxygen injection apparatus for a coal mine of claim 1, wherein: exhaust hole (8) are the trapezium structure, the bottom joint in exhaust hole (8) has filter screen (18), filter screen (18) are the non-woven fabrics filter screen, filter screen (18) are detachable construction, filter screen (18) are hugged closely with the oral area of exhaust hole (8) bottom.
5. A segmented oxygen injection apparatus for a coal mine as claimed in claim 1 wherein: the controller (3) is a PLC, a touch panel screen is further arranged on the surface of the controller (3), and the output end of the controller (3) is electrically connected with the input end of the air compressor (4).
6. A segmented oxygen injection apparatus for a coal mine as claimed in claim 1 wherein: the material of filling layer (14) is aluminium silicate cotton, filling layer (14) still sets up in the inside clearance department of oxygen injection device (7).
7. A segmented oxygen injection apparatus for a coal mine as claimed in claim 1 wherein: adapter (19) are the PVC pipe, adapter (19) are the right angle structure, adapter (19) bottom diameter is greater than the top diameter.
8. The segmented oxygen injection apparatus for a coal mine of claim 1, wherein: and an oil-water separator (20) is arranged at the bottom end of the other side of the air compressor (4), and the oil-water separator (20) is arranged at the joint of the air compressor (4) and the connecting pipe (9).
Priority Applications (1)
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CN201810313192.XA CN108412538B (en) | 2018-04-09 | 2018-04-09 | Sectional type oxygen injection equipment for coal mine |
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CN201810313192.XA CN108412538B (en) | 2018-04-09 | 2018-04-09 | Sectional type oxygen injection equipment for coal mine |
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CN108412538A CN108412538A (en) | 2018-08-17 |
CN108412538B true CN108412538B (en) | 2023-04-11 |
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