CN216051591U

CN216051591U - Detection device is administered to colliery gas in pit

Info

Publication number: CN216051591U
Application number: CN202121706564.9U
Authority: CN
Inventors: 李树军; 郭富达
Original assignee: Individual
Current assignee: Individual
Priority date: 2021-07-26
Filing date: 2021-07-26
Publication date: 2022-03-15
Anticipated expiration: 2031-07-26

Abstract

The utility model discloses a coal mine underground gas treatment detection device, and relates to the technical field of coal mine equipment. The technical key points are as follows: be equipped with the intake pipe in the box respectively, first explosion-proof gear box, the explosion-proof gear box of second, first motor and second motor, first motor is connected with first connecting axle, first connecting axle is connected with first bevel gear, first bevel gear meshing has second bevel gear, second bevel gear is connected with first pivot, first pivot is connected with first aspirating fan, the second motor is connected with the second connecting axle, the second connecting axle is connected with third bevel gear, third bevel gear meshing has fourth bevel gear, fourth bevel gear is connected with the second pivot, the second pivot is connected with the second aspirating fan, and be equipped with water tank and gas holding vessel in the box, the gas holding vessel is equipped with gas dilution discharger. The gas emission detection device has the advantages that the gas emission detection device can safely discharge gas to avoid fire hazard caused by overlarge gas concentration, and the working efficiency of the gas emission detection device is effectively improved.

Description

Detection device is administered to colliery gas in pit

Technical Field

The utility model relates to the technical field of coal mine equipment, in particular to a coal mine underground gas treatment detection device.

Background

Mine gas is a general term for various gases mainly including methane in the underground, and comprises components such as carbon dioxide (CO2), nitrogen (N2), a small amount of Hydrogen Sulfide (HS), hydrogen (H2), rare gases and the like besides methane (CH), wherein the main sources of the gases are various harmful gases generated in the mining process, including blasting smoke, equipment exhaust gas, chemical and biochemical reaction generated gases of underground minerals and materials and the like.

At present, most of the existing underground coal mine gas control detection devices adopt simple fixed structures, and lack safe discharge parts, so that fire hazard caused by overlarge gas concentration is easily caused, and the working efficiency of the underground coal mine gas control detection devices is greatly reduced.

SUMMERY OF THE UTILITY MODEL

Aiming at the defects in the prior art, the utility model aims to provide a coal mine underground gas control detection device which has the advantages that a first motor and a second motor can provide necessary power for the device, an air inlet pipe can extract gas in the coal mine underground through a first air exhaust fan and a second air exhaust fan, a first bevel gear and a second bevel gear are arranged in a first explosion-proof gear box, a third bevel gear and a fourth bevel gear are arranged in a second explosion-proof gear box, the accident of the device caused by long-time operation can be effectively avoided, a water-gas separator can separate the gas in the gas from the water, a gas storage tank can temporarily store toxic and explosive gas such as gas, a gas dilution discharger can arrange and discharge the gas dilution discharger, and the hidden danger of fire hazard caused by overlarge gas concentration is avoided, thereby effectively improving the working efficiency of the gas control detection device.

The above object of the present invention is achieved by the following technical solutions:

a coal mine underground gas treatment detection device comprises a box body, wherein the box body is of a hollow structure, a plurality of supporting blocks are fixedly connected in the box body, an air inlet pipe and a water-gas separator are arranged in the box body, the air inlet pipe and the water-gas separator are fixedly connected through the supporting blocks, a first explosion-proof gear box and a second explosion-proof gear box are arranged in the air inlet pipe, a first motor and a second motor are fixedly connected in a cavity on one side of the box body, which is far away from the ground, the axis of an output shaft of the first motor is horizontally arranged, the axis of an output shaft of the second motor is vertically arranged, the output end of the first motor is fixedly connected with a first connecting shaft, the first connecting shaft sequentially penetrates through the box body, the air inlet pipe and the first explosion-proof gear box, and the box body, the air inlet pipe and the first explosion-proof gear box are all rotatably connected with the first connecting shaft, a first bevel gear is fixedly connected to one end of the first connecting shaft, which is far away from the first motor, a second bevel gear is meshed with the first bevel gear, the second bevel gear is inserted into a vertically arranged first rotating shaft and fixedly connected with the first rotating shaft, the first rotating shaft penetrates through and is rotatably connected with the first explosion-proof gear box, one end of the first rotating shaft, which is far away from the ground, is fixedly connected with a first air exhaust fan, the output end of the second motor is fixedly connected with a second connecting shaft, the second connecting shaft sequentially penetrates through the box body, the air inlet pipe and the second explosion-proof gear box and is rotatably connected with the second connecting shaft, one end of the second connecting shaft, which is far away from the second motor, is fixedly connected with a third bevel gear, which is meshed with a fourth bevel gear, and the fourth bevel gear is inserted into a horizontally arranged second rotating shaft and fixedly connected with the second rotating shaft, the second rotating shaft penetrates through and is rotatably connected with the second explosion-proof gear box, a second air exhaust fan is fixedly connected with one end of the second rotating shaft, the water-gas separator is fixedly connected with the air inlet pipe, the water-gas separator is far away from one end of the air inlet pipe, a water outlet pipe and an air outlet pipe are fixedly connected with one end of the air inlet pipe, the water outlet pipe is far away from one end of the water-gas separator, a water tank is arranged on the water tank, the air outlet pipe is far away from one end of the water-gas separator, a gas storage tank is fixedly connected with the gas storage tank, and the gas storage tank is provided with a gas dilution discharger.

Through adopting above-mentioned technical scheme, the first motor and the second motor that set up can provide necessary power for the device, the inlet pipe that sets up can extract the colliery gas in the pit through first pump fan and second pump fan, and the first bevel gear that sets up and second bevel gear all are in first explosion-proof gear case, third bevel gear and fourth bevel gear all are in the second explosion-proof gear case, can effectively avoid the device to take place the accident because of long-time operation, the gas and the aqueous vapor separator that set up can be with the gas in the gas separation, poisonous explosive gas such as gas can be temporarily stored to the gas holding vessel that sets up, the gas dilution discharger that sets up can arrange it and discharge, avoided leading to the fact conflagration to live the explosion hidden danger because of gas concentration is too big, thereby can effectively improve the efficiency of gas control detection device work.

The present invention in a preferred example may be further configured to: the utility model discloses a methane detector, including box, ground, inspection subassembly, battery, methane detector one end fixedly connected with test probe, the box is kept away from ground one side and is equipped with controller and inspection subassembly respectively, the inspection subassembly includes battery and methane detector, battery fixed connection in the box, methane detector is located fixed connection between battery top and the two, methane detector fixedly connected with connecting pipe, methane detector one end fixedly connected with test probe is kept away from to the connecting pipe.

Through adopting above-mentioned technical scheme, the controller that sets up is connected with the battery that sets up in the inspection subassembly and methane detection appearance electricity respectively, the methane detection appearance can be controlled to the controller that sets up, and the battery that sets up can provide necessary power for controller and methane detection appearance, the monitor that sets up can detect colliery underground gas's concentration, thereby transmit the controller through the methane detection appearance with the signal, the controller is used for controlling first motor and second motor, and then discharge toxic gas, in order to avoid the gas concentration too high to take place unnecessary danger.

The present invention in a preferred example may be further configured to: the intake pipe is kept away from ground one end and is dismantled first filter screen and second filter screen in proper order.

Through adopting above-mentioned technical scheme, the first filter screen that sets up can filter the not equidimension dust particle that carries when extracting the gas respectively with the second filter screen to avoid the device to be blockked up and produce the trouble.

The present invention in a preferred example may be further configured to: an air pump is fixedly connected in a cavity on one side, close to the ground, of the box body, and the air pump is fixedly connected with a conveying pipeline.

By adopting the technical scheme, when the device is used for normal inspection and discharge work, air in the underground mine tunnel of the coal mine can be pumped away inevitably, and the air pump and the conveying pipeline which are arranged when gas is discharged can continuously convey air into the mine tunnel so as to ensure the normal breathing environment in the coal mine.

The present invention in a preferred example may be further configured to: the outer side walls of the two opposite sides of the box body are fixedly connected with traction hooks, and one end, close to the ground, of the box body is fixedly connected with a plurality of universal wheels.

Through adopting above-mentioned technical scheme, when needs remove the device, the hook and the universal wheel that pull of setting have made things convenient for the tractor to its removal of pulling, can improve the efficiency that detection device work is administered to the gas to a certain extent.

In summary, the utility model includes at least one of the following beneficial technical effects:

1. by adopting the technical scheme, the first motor and the second motor can provide necessary power for the device, the air inlet pipe can extract gas in the underground coal mine through the first air exhaust fan and the second air exhaust fan, the first bevel gear and the second bevel gear are arranged in the first explosion-proof gear box, the third bevel gear and the fourth bevel gear are arranged in the second explosion-proof gear box, accidents caused by long-time operation of the device can be effectively avoided, the gas in the gas can be separated from the water gas through the water gas separator, the gas storage tank can temporarily store toxic and explosive gas such as the gas, the gas dilution discharger can be arranged and discharged, the potential explosion hazard of fire caused by overlarge gas concentration is avoided, and the working efficiency of the gas control device can be effectively improved;

2. through adopting above-mentioned technical scheme, the controller that sets up is connected with the battery that sets up in the inspection subassembly and methane detection appearance electricity respectively, the methane detection appearance can be controlled to the controller that sets up, and the battery that sets up can provide necessary power for controller and methane detection appearance, the monitor that sets up can detect colliery underground gas's concentration, thereby transmit the controller through the methane detection appearance with the signal, the controller is used for controlling first motor and second motor, and then discharge toxic gas, in order to avoid the gas concentration too high to take place unnecessary danger.

Drawings

FIG. 1 is a schematic partial cross-sectional view from a first perspective of the present invention.

Fig. 2 is a schematic view of a second viewing angle structure according to the present invention.

Fig. 3 is an enlarged view of a in fig. 1.

Reference numerals: 1. a box body; 2. a first motor; 3. a first connecting shaft; 4. a first filter screen; 5. a second filter screen; 6. a first extraction fan; 7. an air inlet pipe; 8. a first explosion-proof gearbox; 9. a second bevel gear; 10. a first rotating shaft; 11. A first bevel gear; 12. a towing hook; 13. a delivery conduit; 14. universal; 15. a support block; 16. a second extraction fan; 17. A second explosion-proof gearbox; 18. a second rotating shaft; 19. a fourth bevel gear; 20. a third bevel gear; 21. a second connecting shaft; 22. a controller; 23. a second motor; 24. a water-gas separator; 25. an air pump; 26. a water outlet; 27. a water tank; 28. An air outlet pipe; 29. a water outlet pipe; 30. a gas storage tank; 31. inspecting the component; 3101. a storage battery; 3102. a methane detector; 3103. a connecting pipe; 3104. the probe is monitored.

Detailed Description

The present invention will be described in further detail with reference to the accompanying drawings.

As shown in figures 1 and 2, the coal mine underground gas treatment and detection device provided by the utility model comprises a box body 1, wherein the box body 1 is of a hollow structure, a plurality of supporting blocks 15 are fixedly connected in the box body 1, seven in the figure 1 are shown, an air inlet pipe 7 and a water-gas separator 24 are arranged in the box body 1, the air inlet pipe 7 and the water-gas separator 24 are fixedly connected through the supporting blocks 15, the stability of the air inlet pipe 7 and the water-gas separator 24 under the working state of the device can be ensured, a first explosion-proof gear box 8 and a second explosion-proof gear box 17 are arranged in the air inlet pipe 7, a first motor 2 and a second motor 23 are fixedly connected in a cavity on one side of the box body 1, which is far away from the ground, so as to provide necessary power for the device, the axis of an output shaft of the first motor 2 is horizontally arranged, the axis of an output shaft of the second motor 23 is vertically arranged, the output shaft of the first motor 2 is fixedly connected with a first connecting shaft 3, the first connecting shaft 3 penetrates through the box body 1, the air inlet pipe 7 and the first explosion-proof gear box 8 in sequence, the box body 1, the air inlet pipe 7 and the first explosion-proof gear box 8 are all rotationally connected with the first connecting shaft 3, one end of the first connecting shaft 3, which is far away from the first motor 2, is fixedly connected with a first bevel gear 11, the first bevel gear 11 is meshed with a second bevel gear 9, the second bevel gear 9 is inserted into a vertically arranged first rotating shaft 10 and is fixedly connected with the first rotating shaft 10, the first rotating shaft 10 penetrates through and is rotationally connected with the first explosion-proof gear box 8, one end of the first rotating shaft 10, which is far away from the ground, is fixedly connected with a first air suction fan 6, as shown in figure 3, the output end of a second motor 23 is fixedly connected with a second connecting shaft 21, the second connecting shaft 21 penetrates through the box body 1, the air inlet pipe 7 and the second explosion-proof gear box 17 in sequence and is rotationally connected with the second connecting shaft 21, one end of the second connecting shaft 21, which is far away from a second motor 23, is fixedly connected with a third bevel gear 20, a fourth bevel gear 19 is engaged with a third bevel gear 20, the fourth bevel gear 19 is inserted with a horizontally arranged second rotating shaft 18 and fixedly connected with the second rotating shaft 18, the second rotating shaft 18 penetrates through and is rotatably connected with a second explosion-proof gear box 17, one end of the second rotating shaft 18 is fixedly connected with a second air extracting fan 16, the first bevel gear 11 and the second bevel gear 9 are both arranged in the first explosion-proof gear box 8, the third bevel gear 20 and the fourth bevel gear 19 are both arranged in the second explosion-proof gear box 17, so that accidents of the device caused by long-time operation can be effectively avoided, the water-gas separator 24 is fixedly connected with an air inlet pipe 7, one end of the water-gas separator 24, far away from the air inlet pipe 7, is fixedly connected with an outlet pipe 29 and an air outlet pipe 28, one end of the outlet pipe 29, far away from the water-gas separator 24, is fixedly connected with a water tank 27, the water tank 27 is provided with a water outlet pipe 26, one end of the air outlet pipe 28, far away from the water-gas separator 24, is fixedly connected with a gas storage tank 30, the gas storage tank 30 is provided with a gas dilution discharger, when the first motor 2 and the second motor 23 are started to operate, the first air exhaust fan 6 and the second air exhaust fan 16 can exhaust gas in a coal mine, the gas in the gas can be separated from water and gas through the water-gas separator 24, the gas enters the gas storage tank 30, the gas dilution discharger can arrange and discharge the gas dilution discharger, the explosion hidden danger of fire hazard due to the fact that the gas concentration is too large is avoided, and therefore the working efficiency of the gas control detection device can be effectively improved.

As shown in fig. 1 and 2, a controller 22 and an inspection module 31 are respectively disposed on a side of the box 1 away from the ground, the inspection module 31 includes a storage battery 3101 and a methane detector 3102, the storage battery 3101 is fixedly connected to the box 1, the methane detector 3102 is positioned above the storage battery 3101 and fixedly connected therebetween, the methane detector 3102 is fixedly connected with a connecting pipe 3103, one end of the connecting pipe 3103 away from the methane detector 3102 is fixedly connected with a detection probe, the controller 22 is electrically connected with the storage battery 3101 and the methane detector 3102, and the controller 22 can control the methane detector 3102, while the storage battery 3101 can provide necessary power for the controller 22 and the methane detector 3102, the monitoring probe 3104 can detect the concentration of the gas in the coal mine, so as to transmit signals to the controller 22 through the methane detector 3102, the controller 22 is used for controlling the first motor 2 and the second motor 23, and then toxic gas is discharged to avoid unnecessary danger caused by overhigh gas concentration.

As shown in fig. 1, in order to avoid the device from being blocked and causing a fault in a long-time working state, the end, far away from the ground, of the air inlet pipe 7 is detachably connected with the first filter screen 4 and the second filter screen 5 in sequence, and the first filter screen 4 and the second filter screen 5 can respectively filter dust particles with different sizes carried in the process of extracting gas.

As shown in figure 1, in order to ensure a good breathing environment in a coal mine, an air pump 25 is fixedly connected in a cavity on one side of a box body 1 close to the ground, and a conveying pipeline 13 is fixedly connected with the air pump 25, so that when the device is used for normal inspection and discharge work, air in a mine tunnel in the coal mine is inevitably pumped away, and the air pump 25 and the conveying pipeline 13 can continuously convey air into the mine tunnel.

As shown in figure 1, in order to facilitate the movement and transportation of the device, the outer side walls of two opposite sides of the box body 1 are fixedly connected with traction hooks 12, one end of the box body 1, which is close to the ground, is fixedly connected with a plurality of universal wheels 14, four in the shown figure, and the working efficiency of the gas control detection device can be improved to a certain extent under the interaction of the traction hooks 12 and the universal wheels 14.

The implementation principle of the embodiment is as follows: when the monitoring probe 3104 detects the increase of the concentration of the gas in the mine, the concentration exceeding signal is transmitted to the methane detector 3102, then the methane detector 3102 transmits the signal to the controller 22, and further controls the first motor 2 and the second motor 23 to work, the first connecting shaft 3 drives the first bevel gear 11 and the second bevel gear 9 to rotate, further the first rotating shaft 10 drives the first air extracting fan 6 to work, the second connecting shaft 21 drives the third bevel gear 20 and the fourth bevel gear 19 to rotate, further the second rotating shaft 18 drives the second air extracting fan 16 to work, at this time, the gas enters from the gas inlet pipe 7, firstly passes through the first filter screen 4 and the second filter screen 5, then passes through the water-gas separator 24 for dry-wet separation, the gas enters the gas storage tank 30 through the gas outlet pipe 28, then is discharged through the gas dilution discharger, and the water enters the water tank 27 through the water outlet pipe 29, meanwhile, when gas is pumped, air in the mine is inevitably pumped away, and the air pump 25 and the conveying pipeline 13 convey the air to the mine so as to ensure a good breathing environment in the mine.

The embodiments of the present invention are preferred embodiments of the present invention, and the scope of the present invention is not limited by these embodiments, so: all equivalent changes made according to the structure, shape and principle of the utility model are covered by the protection scope of the utility model.

Claims

1. The utility model provides a detection device is administered to colliery underground gas, includes box (1), its characterized in that: the box body (1) is of a hollow structure, the box body (1) is internally and fixedly connected with a plurality of supporting blocks (15), an air inlet pipe (7) and a water-gas separator (24) are arranged in the box body (1), the air inlet pipe (7) and the water-gas separator (24) are fixedly connected through the supporting blocks (15), a first explosion-proof gear box (8) and a second explosion-proof gear box (17) are arranged in the air inlet pipe (7), a first motor (2) and a second motor (23) are fixedly connected in a cavity on one side, far away from the ground, of the box body (1), the axis of an output shaft of the first motor (2) is horizontally arranged, the axis of an output shaft of the second motor (23) is vertically arranged, a first connecting shaft (3) is fixedly connected with the output end of the first motor (2), and the first connecting shaft (3) sequentially penetrates through the box body (1), the air inlet pipe (7) and the first explosion-proof gear box (8), and the box body (1), The air inlet pipe (7) and the first explosion-proof gear box (8) are rotatably connected with the first connecting shaft (3), one end of the first connecting shaft (3) far away from the first motor (2) is fixedly connected with a first bevel gear (11), the first bevel gear (11) is meshed with a second bevel gear (9), the second bevel gear (9) is inserted with a vertically arranged first rotating shaft (10) and is fixedly connected with the first rotating shaft and the second rotating shaft, the first rotating shaft (10) penetrates through and is rotatably connected with the first explosion-proof gear box (8), one end of the first rotating shaft (10) far away from the ground is fixedly connected with a first air exhaust fan (6), the output end of the second motor (23) is fixedly connected with a second connecting shaft (21), and the second connecting shaft (21) sequentially penetrates through the box body (1), the air inlet pipe (7) and the second explosion-proof gear box (17) and is rotatably connected with the second connecting shaft (21), one end, far away from the second motor (23), of the second connecting shaft (21) is fixedly connected with a third bevel gear (20), the third bevel gear (20) is meshed with a fourth bevel gear (19), the fourth bevel gear (19) is inserted into a second rotating shaft (18) which is horizontally arranged and fixedly connected with the second rotating shaft (18), the second rotating shaft (18) penetrates through and is rotatably connected with the second explosion-proof gear box (17), one end of the second rotating shaft (18) is fixedly connected with a second air exhaust fan (16), the water-gas separator (24) is fixedly connected with the air inlet pipe (7), one end, far away from the air inlet pipe (7), of the water-gas separator (24) is fixedly connected with a water outlet pipe (29) and a water outlet pipe (28), one end, far away from the water-gas separator (24), of the water outlet pipe (29) is fixedly connected with a water tank (27), and the water tank (27) is provided with a water outlet (26), one end, far away from the water-gas separator (24), of the gas outlet pipe (28) is fixedly connected with a gas storage tank (30), and the gas storage tank (30) is provided with a gas dilution discharger (32).

2. The coal mine underground gas treatment detection device according to claim 1, characterized in that: the device is characterized in that one side, far away from the ground, of the box body (1) is respectively provided with a controller (22) and an inspection assembly (31), the inspection assembly comprises a storage battery (3101) and a methane detector (3102), the storage battery (3101) is fixedly connected to the box body (1), the methane detector (3102) is positioned above the storage battery (3101) and is fixedly connected between the storage battery and the methane detector, the methane detector (3102) is fixedly connected with a connecting pipe (3103), and one end, far away from the methane detector (3102), of the connecting pipe (3103) is fixedly connected with a detection probe (3104).

3. The coal mine underground gas treatment detection device according to claim 1, characterized in that: the air inlet pipe (7) is far away from one end of the ground and is sequentially detachably connected with a first filter screen (4) and a second filter screen (5).

4. The coal mine underground gas treatment detection device according to claim 1, characterized in that: an air pump (25) is fixedly connected in a cavity on one side, close to the ground, of the box body (1), and a conveying pipeline (13) is fixedly connected to the air pump (25).

5. The coal mine underground gas treatment detection device according to claim 1, characterized in that: the outer side walls of the two opposite sides of the box body (1) are fixedly connected with traction hooks (12), and one end, close to the ground, of the box body (1) is fixedly connected with a plurality of universal wheels (14).