CN219865101U - Ventilation device for coal mine gas prevention and control - Google Patents
Ventilation device for coal mine gas prevention and control Download PDFInfo
- Publication number
- CN219865101U CN219865101U CN202320944828.7U CN202320944828U CN219865101U CN 219865101 U CN219865101 U CN 219865101U CN 202320944828 U CN202320944828 U CN 202320944828U CN 219865101 U CN219865101 U CN 219865101U
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- Prior art keywords
- shell
- fixedly connected
- pipeline
- coal mine
- mine gas
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- 238000009423 ventilation Methods 0.000 title claims abstract description 32
- 239000003245 coal Substances 0.000 title claims abstract description 26
- 230000002265 prevention Effects 0.000 title description 7
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims abstract description 20
- 239000000428 dust Substances 0.000 claims abstract description 9
- 238000001914 filtration Methods 0.000 claims abstract description 5
- 239000007921 spray Substances 0.000 claims description 27
- 230000005540 biological transmission Effects 0.000 claims description 12
- 238000005507 spraying Methods 0.000 claims description 6
- 239000003818 cinder Substances 0.000 abstract description 6
- 239000002245 particle Substances 0.000 abstract description 4
- 238000004064 recycling Methods 0.000 abstract description 2
- 235000017166 Bambusa arundinacea Nutrition 0.000 description 3
- 235000017491 Bambusa tulda Nutrition 0.000 description 3
- 241001330002 Bambuseae Species 0.000 description 3
- 235000015334 Phyllostachys viridis Nutrition 0.000 description 3
- 239000011425 bamboo Substances 0.000 description 3
- 238000005065 mining Methods 0.000 description 3
- VNWKTOKETHGBQD-UHFFFAOYSA-N methane Chemical compound C VNWKTOKETHGBQD-UHFFFAOYSA-N 0.000 description 2
- 239000002893 slag Substances 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 239000010883 coal ash Substances 0.000 description 1
- 238000010276 construction Methods 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 239000003595 mist Substances 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 230000009965 odorless effect Effects 0.000 description 1
- 239000008400 supply water Substances 0.000 description 1
Landscapes
- Filtering Of Dispersed Particles In Gases (AREA)
Abstract
The utility model provides a ventilation device for preventing and controlling coal mine gas, which belongs to the technical field of preventing and controlling coal mine gas, and comprises the following components: the shell, be provided with the air pipe in the shell, air pipe top intercommunication has the air-out pipeline, air pipe keeps away from air-out pipeline one end intercommunication and has the air inlet pipeline, the air inlet pipeline runs through the shell with the air-out pipeline, be provided with the fan No. one in the air inlet pipeline, be provided with the fan No. two in the air-out pipeline, be provided with dust removal mechanism in the shell, vibration mechanism includes a fixed connection motor on the shell inner wall. The air inlet pipeline is arranged at the lower position of the device, so that the gas is discharged more conveniently, the dust removing mechanism is arranged at the same time, the mixed cinder particles in the gas can be filtered, the structure is more reasonable and compact, and the filtering mechanism is arranged at the same time, so that cinder and water resources can be collected for recycling, and the device is more energy-saving and environment-friendly.
Description
Technical Field
The utility model relates to the technical field of coal mine gas prevention and control, in particular to a ventilation device for coal mine gas prevention and control.
Background
When the underground coal seam is mined, the gas contained in the coal seam is easy to leak, the gas is combustible gas with the main component of methane, is colorless and odorless and is often used as clean energy, but when the coal mine is mined, the gas leaks in a large range without a ventilation device, so that the personnel safety construction is very easy to be caused, and the ventilation device for preventing and controlling the coal mine gas is very necessary.
The existing coal mine gas prevention and ventilation device comprises the following structures: publication number CN217440080U discloses a coal mine gas prevention and ventilation device, comprising: the automatic mining device comprises a servo motor and a ventilation chamber, wherein an incomplete gear is arranged at the rotating end of the servo motor, a supporting column is rotatably connected to the inner wall of the ventilation chamber, a fan column is fixedly connected to the end part of the supporting column, a first fan and a second fan are respectively arranged at the end part of the fan column, a transmission gear is fixedly connected to the outer surface of the fan column, the incomplete gear and the transmission gear can be meshed with each other, and a mining point pipeline and an external pipeline are respectively fixedly arranged on the inner wall of the ventilation chamber.
The existing coal mine gas prevention and ventilation device has the following problems: because the gas density is less than the air density, the device sets up the mining site pipeline at the device top, is unfavorable for getting rid of gas, and the first fan that sets up in the device is located outside the pipeline with the second fan, and the pressure that can provide is very low, and the structure is not strict and whole work efficiency is very low, in addition, because can exist a large amount of cinder particles in the colliery gas, the device is not provided with dust removal mechanism, and after long-time work, cinder particles pile up and can lead to the device trouble, influence the normal work of device.
Disclosure of Invention
Aiming at the defects existing in the prior art, the utility model provides a ventilation device for preventing and controlling coal mine gas.
The embodiment of the utility model provides a ventilation device for preventing and controlling coal mine gas, which comprises the following components:
the shell is internally provided with a ventilation pipeline, the top of the ventilation pipeline is communicated with an air outlet pipeline, one end, far away from the air outlet pipeline, of the ventilation pipeline is communicated with an air inlet pipeline, the air inlet pipeline and the air outlet pipeline penetrate through the shell, a first fan is arranged in the air inlet pipeline, a second fan is arranged in the air outlet pipeline, and a dust removing mechanism is arranged in the shell;
the vibrating mechanism comprises a motor I fixedly connected to the inner wall of the shell, the output end of the motor I is connected with a transmission shaft, the transmission shaft penetrates through the ventilating duct and is fixedly connected with a fan rotating shaft I, a driving bevel gear is fixedly connected to the transmission shaft, a spring is fixedly connected to the inner wall of the shell, a vibrating frame is fixedly connected to one end of the inner wall of the shell, a cam is slidably connected to the vibrating frame, a vibrating shaft is arranged at the inner bottom of the shell, the vibrating shaft penetrates through the cam rotating shaft and is fixedly connected with the cam, a driven bevel gear is fixedly connected to the top of the vibrating shaft, the driving bevel gear is meshed with the driven bevel gear, a supporting rod is fixedly connected to one end of the vibrating frame, and a filtering mechanism is arranged at one end of the supporting rod, far away from the vibrating frame.
Further, dust removing mechanism includes No. two motors of fixed connection on the shell inner wall, air pipe one side fixedly connected with sprays the section of thick bamboo, no. two motor's output is connected with reciprocal threaded rod, reciprocal threaded rod runs through spray section of thick bamboo and air pipe and with No. two fan pivot fixed connection, sliding connection has the piston in spraying the section of thick bamboo, piston and reciprocal threaded rod threaded connection.
Further, a filter plate is arranged in the air outlet pipeline, a through hole is formed in the filter plate and is rotationally connected with the reciprocating threaded rod, a limiting rod is fixedly connected in the spraying cylinder, and the piston is in sliding connection with the limiting rod.
Further, the filtering mechanism comprises a sliding platform fixedly connected with the inner bottom of the shell, a collecting groove is formed in the top of the sliding platform, a filter screen is arranged at the top of the collecting groove, and a filter plate matched with the filter screen is arranged at the top of the ventilating duct.
Further, a spray header is arranged at the top of the ventilation pipeline, and the spray header is connected with the spray cylinder through a water pipe.
Further, a one-way valve is arranged on the water pipe, and a water inlet is formed in the side wall, close to one end of the second motor, of the spray cylinder.
Compared with the prior art, the utility model has the following beneficial effects:
the air inlet pipeline is arranged at the lower position of the device, so that the gas is discharged more conveniently, the dust removing mechanism is arranged at the same time, the mixed cinder particles in the gas can be filtered, the structure is more reasonable and compact, and the filtering mechanism is arranged at the same time, so that cinder and water resources can be collected for recycling, and the device is more energy-saving and environment-friendly.
Drawings
Fig. 1 is a schematic diagram of the front internal structure of a ventilation device for preventing and controlling coal mine gas according to an embodiment of the utility model.
Fig. 2 is an enlarged view of a portion a in fig. 1.
Fig. 3 is a schematic bottom view of a vibration frame of a ventilation device for preventing and controlling coal mine gas according to an embodiment of the present utility model.
In the above figures: the device comprises a shell 1, a motor No. 2, a vibration shaft 3, a spring 4, a vibration frame 5, a filter plate 6, a sliding platform 7, a collecting tank 8, a fan No. 9, a filter plate 10, a fan No. 11, a ventilation pipeline 12, a driving bevel gear 13, a driven bevel gear 14, a reciprocating threaded rod 15, a spray header 16, a piston 17, a motor No. 18, a spray cylinder 19 and a cam 20.
Detailed Description
The technical scheme of the utility model is further described below with reference to the accompanying drawings and examples.
As shown in fig. 1-3, an embodiment of the present utility model provides a ventilation device for preventing and controlling coal mine gas, including:
the shell 1 is internally provided with a ventilating duct 12, the top of the ventilating duct 12 is communicated with an air outlet duct, one end of the ventilating duct 12 far away from the air outlet duct is communicated with an air inlet duct, the air inlet duct and the air outlet duct penetrate through the shell 1, the air inlet duct is connected with a mine, the air outlet duct is connected with the outside, a first fan 9 is arranged in the air inlet duct, a second fan 11 is arranged in the air outlet duct, the shell 1 is internally provided with a dust removing mechanism, the dust removing mechanism comprises a second motor 18 fixedly connected on the inner wall of the shell 1, one side of the ventilating duct 12 is fixedly connected with a spray cylinder 19, the output end of the second motor 18 is connected with a reciprocating threaded rod 15, the reciprocating threaded rod 15 penetrates through the spray cylinder 19 and the ventilating duct 12 and is fixedly connected with a rotating shaft of the second fan 11, a piston 17 is connected in a sliding manner with the spray cylinder 19 in a threaded manner, the filter plate 10 is arranged in the air outlet pipeline, the filter plate 10 is provided with a through hole and is rotationally connected with the reciprocating threaded rod 15, the spray cylinder 19 is internally fixedly connected with a limiting rod, the piston 17 is in sliding connection with the limiting rod, when the reciprocating threaded rod 15 is driven by the No. two motor 18 to rotate, the piston 17 in threaded connection with the reciprocating threaded rod can reciprocate in the spray cylinder 19 and compress water, the limiting rod can limit the piston 17, meanwhile, the No. two fan 11 can be driven, the top of the ventilation pipeline 12 is provided with the spray header 16, the spray header 16 is connected with the spray cylinder 19 through a water pipe, a one-way valve is arranged on the water pipe, the flowing direction of the one-way valve flows from the spray cylinder 19 to the spray header 16, a water inlet is formed in the side wall of the spray cylinder 19, which is close to one end of the No. two motor 18, and the water inlet can be connected with an external water source to stably supply water;
the utility model provides a vibrating mechanism, vibrating mechanism includes motor No. 2 on the inner wall of shell 1 of fixed connection, motor No. 2's output is connected with the transmission shaft, the transmission shaft runs through air pipe 12 and with fan 9 pivot fixed connection No. one, fixedly connected with initiative bevel gear 13 on the transmission shaft, fixedly connected with spring 4 on the inner wall of shell 1, vibration frame 5 is kept away from shell 1 inner wall one end fixedly connected with vibrating frame 5 to spring 4, sliding connection has cam 20 in vibrating frame 5, be provided with vibrating shaft 3 in shell 1, vibrating shaft 3 runs through cam 20 pivot and with cam 20 fixed connection, vibrating shaft 3 top fixedly connected with driven bevel gear 14, initiative bevel gear 13 and driven bevel gear 14 intermesh, vibrating frame 5 is kept away from spring 4 one end fixedly connected with bracing piece, when motor No. 2 begins to work, the transmission shaft drives fan 9 and begins to rotate, drive driven bevel gear 14 with it rotates, cam 20 rotates in vibrating frame 5, drive vibrating frame 5 one end can keep away from vibrating frame 5 one end and be provided with filter mechanism, filter mechanism includes sliding platform 7 of fixed connection and shell 1 inner bottom, sliding platform 7 top 7 is provided with filter screen 8, filter screen 8 and filter screen 8 is provided with filter screen 6 through the filter screen 6 to be connected with by filter screen 6 to the filter screen, filter screen 6 is fixed connection is kept away from on the filter screen top by the filter screen 6, filter screen 6 is connected with the filter screen top is fixed to the filter screen is fixed through the filter screen 6.
The detailed working process of the utility model is as follows:
firstly, a first motor 2 and a second motor 18 are electrified, a water inlet of a spray cylinder 19 is externally connected with a water source, when the first motor 2 and the second motor 18 start to work, a first fan 9 and a second fan 11 start to rotate, and meanwhile, a filter plate 10 filters gas;
secondly, when the motor 18 starts to work, the reciprocating threaded rod 15 rotates under the drive of the motor 18, the piston 17 in threaded connection with the reciprocating threaded rod rotates in the spray cylinder 19 and compresses water, the limiting rod can limit the piston 17, the spray header 16 sprays water mist into the ventilating duct 12 to deposit coal ash, coal slag mixed with water can fall onto the filter plate 6 at the bottom of the ventilating duct 12, when the driving bevel gear 13 rotates along with the output end of the motor 2, the driving bevel gear 14 meshed with the driving bevel gear 13 rotates, the cam 20 rotates in the vibrating frame 5 and drives the vibrating frame 5 to vibrate reciprocally, the collecting tank 8 vibrates reciprocally, coal slag blockage is avoided, and meanwhile filtered water can flow into the collecting tank 8.
Finally, it is noted that the above embodiments are only for illustrating the technical solution of the present utility model and not for limiting the same, and although the present utility model has been described in detail with reference to the preferred embodiments, it should be understood by those skilled in the art that modifications and equivalents may be made thereto without departing from the spirit and scope of the technical solution of the present utility model, which is intended to be covered by the scope of the claims of the present utility model.
Claims (6)
1. A ventilation device for coal mine gas control, comprising:
the dust-removing device comprises a shell (1), wherein a ventilation pipeline (12) is arranged in the shell (1), an air outlet pipeline is communicated with the top of the ventilation pipeline (12), an air inlet pipeline is communicated with one end, far away from the air outlet pipeline, of the ventilation pipeline (12), the air inlet pipeline and the air outlet pipeline penetrate through the shell (1), a first fan (9) is arranged in the air inlet pipeline, a second fan (11) is arranged in the air outlet pipeline, and a dust-removing mechanism is arranged in the shell (1);
the vibration mechanism comprises a motor (2) fixedly connected to the inner wall of a shell (1), the output end of the motor (2) is connected with a transmission shaft, the transmission shaft penetrates through a ventilating duct (12) and is fixedly connected with a rotating shaft of a fan (9), a driving bevel gear (13) is fixedly connected to the transmission shaft, a spring (4) is fixedly connected to the inner wall of the shell (1), a vibration frame (5) is fixedly connected to one end of the inner wall of the shell (1) away from the spring (4), a cam (20) is connected to the inner side of the vibration frame (5) in a sliding manner, a vibration shaft (3) penetrates through the rotating shaft of the cam (20) and is fixedly connected with the cam (20), a driven bevel gear (14) is fixedly connected to the top of the vibration shaft (3), the driving bevel gear (13) is meshed with the driven bevel gear (14) in a meshed manner, a support rod is fixedly connected to one end of the vibration frame (5) away from the spring (4), and a filtering mechanism is arranged at one end of the vibration frame (5) away from the support rod.
2. The ventilation device for coal mine gas control according to claim 1, wherein:
the dust removing mechanism comprises a motor II (18) fixedly connected to the inner wall of the shell (1), a spraying cylinder (19) is fixedly connected to one side of the ventilating duct (12), a reciprocating threaded rod (15) is connected to the output end of the motor II (18), the reciprocating threaded rod (15) penetrates through the spraying cylinder (19) and the ventilating duct (12) and is fixedly connected with the rotating shaft of the fan II (11), a piston (17) is connected to the spraying cylinder (19) in a sliding mode, and the piston (17) is in threaded connection with the reciprocating threaded rod (15).
3. The ventilation device for coal mine gas control according to claim 2, wherein:
the air outlet pipeline is internally provided with a filter plate (10), the filter plate (10) is provided with a through hole and is rotationally connected with a reciprocating threaded rod (15), a limiting rod is fixedly connected in the spray cylinder (19), and the piston (17) is in sliding connection with the limiting rod.
4. The ventilation device for coal mine gas control according to claim 1, wherein:
the filter mechanism comprises a sliding platform (7) fixedly connected with the inner bottom of the shell (1), a collecting tank (8) is arranged at the top of the sliding platform (7), a filter screen is arranged at the top of the collecting tank (8), and a filter plate (6) matched with the filter screen is arranged at the top of the ventilating duct (12).
5. The ventilation device for coal mine gas control according to claim 1, wherein:
the top of the ventilating duct (12) is provided with a spray header (16), and the spray header (16) is connected with a spray cylinder (19) through a water pipe.
6. The ventilation device for coal mine gas control as claimed in claim 5, wherein:
the water pipe is provided with a one-way valve, and a water inlet is formed in the side wall of the spraying cylinder (19) close to one end of the second motor (18).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202320944828.7U CN219865101U (en) | 2023-04-24 | 2023-04-24 | Ventilation device for coal mine gas prevention and control |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202320944828.7U CN219865101U (en) | 2023-04-24 | 2023-04-24 | Ventilation device for coal mine gas prevention and control |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN219865101U true CN219865101U (en) | 2023-10-20 |
Family
ID=88321047
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202320944828.7U Active CN219865101U (en) | 2023-04-24 | 2023-04-24 | Ventilation device for coal mine gas prevention and control |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN219865101U (en) |
-
2023
- 2023-04-24 CN CN202320944828.7U patent/CN219865101U/en active Active
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| GR01 | Patent grant | ||
| GR01 | Patent grant |