CN211144549U - Coal mine operation ventilation unit - Google Patents
Coal mine operation ventilation unit Download PDFInfo
- Publication number
- CN211144549U CN211144549U CN201921720753.4U CN201921720753U CN211144549U CN 211144549 U CN211144549 U CN 211144549U CN 201921720753 U CN201921720753 U CN 201921720753U CN 211144549 U CN211144549 U CN 211144549U
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- dust collection
- air
- collection box
- bin
- box
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Abstract
The utility model discloses a colliery operation ventilation unit, including dust collection bin, dust collection box and inlet box, the dust collection bin is installed to the bottom of dust collection box, and one side at dust collection box top installs the exhaust tube, one side that the rectangle frame was kept away from at the inside top of dust collection box is provided with the spout, and the spout installs articulated piece through the slider, the bottom of articulated piece articulates there is the rectangle frame. The utility model discloses install the inlet box, the storehouse of admitting air, the surge bin, go out tuber pipe and air duct, the air that outside air-blower insufflates enters into the storehouse of admitting air through the intake pipe in, shunt to the surge bin in through the air duct, gaseous production convection current in the surge bin, can slow down the velocity of flow of air current, then gaseous evenly blows out through going out the tuber pipe, when guaranteeing the air flow, can slow down the velocity of flow of air current, avoid the velocity of flow of air current very fast with the inside dust and the coal ash of ore deposit tunnel blow, avoid causing the inside air of ore deposit tunnel to worsen.
Description
Technical Field
The utility model relates to a mining ventilation equipment technical field specifically is a colliery operation ventilation unit.
Background
Coal is the most main solid fuel, is one of combustible organic rocks, and can be divided into four types of peat, brown coal, bituminous coal and anthracite according to different coalification degrees, coal mines refer to places rich in coal resources and are generally divided into underground coal mines and opencast coal mines, when a coal seam is far away from the ground surface, coal is generally selected to be excavated into an underground roadway, which is the underground coal mine, in the underground coal mine coal mining operation, the gas concentration in the coal mine needs to be kept within a safe range, internal gas is extracted through a ventilation device, air is supplied through the ventilation device, the gas concentration can be reduced, underground air flow can be reduced, dust and coal ash in a mine channel cannot be filtered when the conventional coal mine operation ventilation device is used, the dust and the coal ash are directly pumped into the device, the internal blockage of the device is easily caused, the air extraction efficiency of the device is influenced, and the dust and the coal ash are discharged to the outside along with the gas, cause external air pollution easily, simultaneously, current colliery operation ventilation unit is when ventilating to the inside ore deposit way, and for guaranteeing that the aeration quantity is sufficient, air-blower power is great, and the air current velocity of flow that the device blew out is very fast, blows off the dust and the coal ash in the ore deposit way easily, and dust and coal ash fly away in the air, cause the air deterioration in the ore deposit way easily.
SUMMERY OF THE UTILITY MODEL
The utility model aims at providing a colliery operation ventilation unit to solve the problem that proposes among the above-mentioned background art.
In order to achieve the above object, the utility model provides a following technical scheme: a ventilation device for coal mine operation comprises a dust collection bin, a dust collection box and an air inlet box, wherein the bottom of the dust collection box is provided with the dust collection bin, one side of the top of the dust collection box is provided with an exhaust pipe, one side of the top of the inside of the dust collection box, which is far away from a rectangular frame, is provided with a chute, a hinged block is arranged on the chute through a sliding block, the bottom of the hinged block is hinged with a rectangular frame, one end of the rectangular frame, which is far away from the hinged block, is hinged with the dust collection box, a filter screen is arranged inside the rectangular frame, the top of the rectangular frame, which is far away from one side of the exhaust pipe, is provided with a first spherical convex block, the top of one end of the dust collection box is provided with a motor, one side of the inside of the dust collection box, which is far away from the exhaust pipe, is provided with, the dust collection box is characterized in that a dust falling port is formed in the bottom of the dust collection box, a control panel is installed at the middle position, close to one end of the motor, of the dust collection box, a rotating shaft is installed at the output end of the motor, the output end of the control panel is electrically connected with the input end of the air pump and the input end of the motor through wires respectively, a reset spring is installed at one end, far away from the exhaust tube, of the top inside the dust collection box, and one end, far away from the dust collection box.
Preferably, the air inlet bin is installed at the inside top of inlet box, and the intake pipe is installed at the top of inlet box, the intake pipe passes the inlet box and extends to inside the inlet bin, the intermediate position department of inlet bin bottom installs the surge bin, and all installs the air duct in the both sides of inlet bin bottom, the one end that the inlet bin was kept away from to the air duct all communicates with the surge bin, the bottom in surge bin all installs the play tuber pipe that extends to the inlet box outside.
Preferably, the rotating shaft penetrates through the dust collection box and extends to the inside of the dust collection box, and a second spherical lug matched with the first spherical lug is arranged on the outer side of the rotating shaft.
Preferably, one end of the dust collection bin close to the control panel is provided with a bin door, and the outer side of the bin door is provided with a handle.
Preferably, the air outlet pipes are provided with three groups, and the distance between the adjacent air outlet pipes is the same.
Preferably, an anti-rust layer is arranged on the outer side of the return spring.
Compared with the prior art, the beneficial effects of the utility model are that:
1. the ventilation device for coal mine operation is provided with the dust collection bin, the rectangular frame and the filter screen, when the device is used for exhausting air, the filter screen can filter dust and coal ash in gas, the dust collection bin can collect the dust and the coal ash, the dust and the coal ash are prevented from being discharged along with gas, and external air pollution is avoided;
2. the ventilation device for coal mine operation is provided with a first spherical lug, a second spherical lug, a rotating shaft, a reset spring, a hinge block and a motor which are matched for use, the motor drives the second spherical lug to rotate through the rotating shaft, when the second spherical lug is contacted with the first spherical lug, the second spherical lug extrudes the first spherical lug, so that the first spherical lug pushes a rectangular frame to move, the rectangular frame stretches the reset spring, when the second spherical lug rotates to a position far away from the first spherical lug, the reset spring pulls the rectangular frame to reset, the second spherical lug continuously rotates and intermittently contacts with the first spherical lug, so that the rectangular frame can continuously drive a filter screen to shake, thereby coal ash and dust attached to the filter screen can be shaken off, the internal blockage of the device is avoided, and the air extraction efficiency of the device is prevented from being influenced;
3. this colliery operation ventilation unit installs the inlet box, the storehouse of admitting air, the surge bin, go out tuber pipe and air duct, the air that outside air-blower insufflates enters into the storehouse of admitting air through the intake pipe in, shunt to the surge bin in through the air duct, gaseous convection current is produced in the surge bin, can slow down the velocity of flow of air, then gaseous evenly blows out through going out the tuber pipe, when guaranteeing the air flow, can slow down the velocity of flow of air, avoid the velocity of flow very fast with the inside dust and the coal ash of ore deposit way blow, avoid causing the inside air of ore deposit way to worsen.
Drawings
Fig. 1 is a schematic front sectional view of the present invention;
fig. 2 is a schematic front view of the present invention;
fig. 3 is a schematic sectional view of the front view of the air intake box of the present invention.
In the figure: 1. a dust collection bin; 2. a dust collection box; 3. a rectangular frame; 4. filtering with a screen; 5. an air pump; 6. an air outlet pipe; 7. a first spherical bump; 8. a second spherical bump; 9. a rotating shaft; 10. a return spring; 11. a chute; 12. A hinged block; 13. an air exhaust pipe; 14. a baffle plate; 15. an air inlet pipe; 16. an air intake box; 17. an air inlet bin; 18. a buffer bin; 19. an air outlet pipe; 20. a motor; 21. a control panel; 22. an air duct; 23. a dust falling port.
Detailed Description
The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.
Referring to fig. 1-3, the present invention provides an embodiment: a ventilation device for coal mine operation comprises a dust collecting bin 1, a dust collecting box 2 and an air inlet box 16, wherein the dust collecting bin 1 is installed at the bottom of the dust collecting box 2, an air exhaust pipe 13 is installed at one side of the top of the dust collecting box 2, a sliding groove 11 is arranged at one side, far away from a rectangular frame 3, of the top of the inside of the dust collecting box 2, a hinged block 12 is installed on the sliding groove 11 through a sliding block, the bottom of the hinged block 12 is hinged with the rectangular frame 3, one end, far away from the hinged block 12, of the rectangular frame 3 is hinged with the dust collecting box 2, a filter screen 4 is installed inside the rectangular frame 3, a first spherical convex block 7 is installed at the top of one side, far away from the air exhaust pipe 13, of the rectangular frame 3, a motor 20 is installed at the top of one end of the dust collecting box 2, the model of the motor 20 can be Y90S-2, an air pump 5 is installed at one, the bottom of dust collection box 2 that keeps away from air pump 5 one side is installed inlet box 16, baffle 14 is installed to one side that the inside bottom of dust collection box 2 is close to rectangular frame 3, the bottom of dust collection box 2 is provided with dust falling port 23, control panel 21 is installed to the intermediate position department that dust collection box 2 is close to motor 20 one end, pivot 9 is installed to motor 20's output, control panel 21's output passes through the wire respectively with air pump 5 and motor 20's input electric connection, reset spring 10 is installed to the one end that exhaust tube 13 was kept away from at the inside top of dust collection box 2, and reset spring 10 keeps away from the one end of dust collection box 2 and is connected with rectangular frame.
In this implementation:
further, an air inlet bin 17 is installed at the top inside the air inlet box 16, an air inlet pipe 15 is installed at the top of the air inlet box 16, the air inlet pipe 15 penetrates through the air inlet box 16 and extends into the air inlet bin 17, a buffer bin 18 is installed at the middle position of the bottom of the air inlet bin 17, air guide pipes 22 are installed on two sides of the bottom of the air inlet bin 17, one ends, far away from the air inlet bin 17, of the air guide pipes 22 are communicated with the buffer bin 18, air outlet pipes 19 extending to the outside of the air inlet box 16 are installed at the bottom of the buffer bin 18, air blown in by an external blower enters the air inlet bin 17 through the air inlet pipe 15 and is distributed into the buffer bin 18 through the air guide pipes 22, convection is generated in the buffer bin 18 by the air, the flow rate of the air flow can be reduced, then the air is uniformly blown out through the air outlet pipes 19, the flow rate of the air flow can be reduced while the, avoid causing the inside air of ore deposit to worsen.
Furthermore, the rotating shaft 9 penetrates through the dust collection box 2 and extends into the dust collection box 2, the outer side of the rotating shaft 9 is provided with a second spherical convex block 8 which is matched with the first spherical convex block 7, the motor 20 drives the second spherical convex block 8 to rotate through the rotating shaft 9, when the second spherical convex block 8 contacts with the first spherical convex block 7, the second spherical convex block 8 extrudes the first spherical convex block 7, so that the first spherical convex block 7 pushes the rectangular frame 3 to move, at the moment, the rectangular frame 3 stretches the reset spring 10, when the second spherical convex block 8 rotates to a position far away from the first spherical convex block 7, the reset spring 10 pulls the rectangular frame 3 to reset, the second spherical convex block 8 continuously rotates and intermittently contacts with the first spherical convex block 7, so that the rectangular frame 3 continuously drives the filter screen 4 to rock, thereby can shake off coal ash and dust attached to on filter screen 4, avoid causing the inside jam of device, avoid causing the influence to the efficiency of bleeding of device.
Further, a bin door is installed at one end, close to the control panel 21, of the dust collection bin 1, and a handle is installed on the outer side of the bin door, so that dust and coal ash collected in the dust collection bin 1 can be conveniently cleaned.
Furthermore, the air outlet pipes 19 are provided with three groups, and the distance between the adjacent air outlet pipes 19 is the same, so that the introduced air can be uniformly blown out.
Furthermore, the outer side of the return spring 10 is provided with an anti-rust layer, which is beneficial to prolonging the service life of the return spring 10.
The working principle is as follows: when the device is used, the device is powered on, the air outlet pipe 6 is connected with an external exhaust pipe, the air inlet pipe 15 is connected with the output end of an external air blower, the air pump 5 and the motor 20 are started through the control panel 21, the air pump 5 pumps air to enable the interior of the dust collection box 2 to generate negative pressure, so that gas in a mine tunnel enters the interior of the dust collection box 2 through the air pumping pipe 13, the filter screen 4 can filter dust and coal ash in the gas, gas such as methane is discharged to the outside through the air outlet pipe 6, the motor 20 drives the second spherical lug 8 to rotate through the rotating shaft 9, when the second spherical lug 8 is in contact with the first spherical lug 7, the second spherical lug 8 extrudes the first spherical lug 7 to enable the first spherical lug 7 to push the rectangular frame 3 to move, at the moment, the rectangular frame 3 stretches the return spring 10, when the second spherical lug 8 rotates to a position far away from the first spherical lug 7, the return, the motor 20 drives the second spherical convex block 8 to rotate continuously through the rotating shaft 9, so that the second spherical convex block 8 is contacted with the first spherical convex block 7 intermittently, the rectangular frame 3 can move continuously and drive the filter screen 4 to shake, so that the coal ash and the dust attached to the filter screen 4 can be shaken off, the coal ash and the dust fall into the dust collection bin 1 through the dust falling port 23 for collection, the external blower blows air into the air inlet box 16 through the air inlet pipe 15, the air is blown into the air inlet bin 17 firstly, and is divided into the interior of the buffer bin 18 through the air ducts 22 at the two sides, convection is generated when the air is blown into the interior of the buffer bin 18 through the air ducts 22 at the two sides, the air blown in at the two sides can impact each other, the flow rate of the air can be reduced, then the gas is evenly blown out after being shunted by the air outlet pipe 19, the air flow speed is slowed down, so that dust and coal ash in the mine tunnel can be prevented from being blown up, and the deterioration of air in the mine tunnel is avoided.
Although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that modifications may be made to the embodiments or portions thereof without departing from the spirit and scope of the invention.
Claims (6)
1. The utility model provides a colliery operation ventilation unit, includes dust collection bin, dust collection box and inlet box, its characterized in that: the dust collection box comprises a dust collection box, a dust collection bin is arranged at the bottom of the dust collection box, an exhaust tube is arranged at one side of the top of the dust collection box, a sliding groove is formed in one side, far away from a rectangular frame, of the top of the inside of the dust collection box, a hinged block is arranged on the sliding groove through a sliding block, a rectangular frame is hinged to the bottom of the hinged block, one end, far away from the hinged block, of the rectangular frame is hinged to the dust collection box, a filter screen is arranged inside the rectangular frame, a first spherical convex block is arranged at the top of one side, far away from the exhaust tube, of the rectangular frame, a motor is arranged at the top of one end of the dust collection box, an air pump is arranged at one side, far away from the exhaust tube, of the inside of the dust collection box, an air outlet pipe extending to the outside of, the dust collection box is characterized in that a control panel is installed at the middle position of one end, close to the motor, of the dust collection box, a rotating shaft is installed at the output end of the motor, the output end of the control panel is electrically connected with the air pump and the input end of the motor through wires respectively, a reset spring is installed at one end, far away from the exhaust tube, of the top inside the dust collection box, and one end, far away from the dust collection box, of the reset spring is connected with the rectangular.
2. A coal mine operation ventilation unit according to claim 1, wherein: the air inlet bin is installed at the inside top of air inlet box, and the intake pipe is installed at the top of air inlet box, the intake pipe passes the air inlet box and extends to inside the air inlet bin, the intermediate position department of air inlet bin bottom installs the surge bin, and all installs the air duct in the both sides of air inlet bin bottom, the air duct is kept away from the one end in air inlet bin and all communicates with the surge bin, the bottom in surge bin all installs the play tuber pipe that extends to the air inlet box outside.
3. A coal mine operation ventilation unit according to claim 1, wherein: the rotating shaft penetrates through the dust collection box and extends to the inside of the dust collection box, and a second spherical lug matched with the first spherical lug is installed on the outer side of the rotating shaft.
4. A coal mine operation ventilation unit according to claim 1, wherein: a bin door is installed at one end, close to the control panel, of the dust collection bin, and a handle is installed on the outer side of the bin door.
5. A coal mine operation ventilation unit according to claim 2, wherein: the air outlet pipes are provided with three groups, and the distance between every two adjacent air outlet pipes is the same.
6. A coal mine operation ventilation unit according to claim 1, wherein: and an anti-rust layer is arranged on the outer side of the return spring.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921720753.4U CN211144549U (en) | 2019-10-15 | 2019-10-15 | Coal mine operation ventilation unit |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921720753.4U CN211144549U (en) | 2019-10-15 | 2019-10-15 | Coal mine operation ventilation unit |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN211144549U true CN211144549U (en) | 2020-07-31 |
Family
ID=71769228
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201921720753.4U Expired - Fee Related CN211144549U (en) | 2019-10-15 | 2019-10-15 | Coal mine operation ventilation unit |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN211144549U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113217069A (en) * | 2021-06-15 | 2021-08-06 | 云南滇东雨汪能源有限公司 | Ventilation device for preventing coal mine gas from exceeding limit |
-
2019
- 2019-10-15 CN CN201921720753.4U patent/CN211144549U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113217069A (en) * | 2021-06-15 | 2021-08-06 | 云南滇东雨汪能源有限公司 | Ventilation device for preventing coal mine gas from exceeding limit |
| CN113217069B (en) * | 2021-06-15 | 2023-12-01 | 云南滇东雨汪能源有限公司 | Ventilation device for preventing coal mine gas from exceeding limit |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20200731 Termination date: 20211015 |