CN218794736U

CN218794736U - Dust collector for coal mine

Info

Publication number: CN218794736U
Application number: CN202222943019.2U
Authority: CN
Inventors: 赵燕波
Original assignee: Individual
Current assignee: Individual
Priority date: 2022-11-06
Filing date: 2022-11-06
Publication date: 2023-04-07
Anticipated expiration: 2032-11-06

Abstract

The utility model provides a dust collector for coal mine relates to colliery tunnelling technical field, including the dust removal case, the upper end fixedly connected with baffle at dust removal case middle part, the mounting hole has all been seted up to the both sides at baffle middle part. The utility model discloses in, through setting up the gas bag, when needs are cleaned straining a section of thick bamboo, only need close the fan, start the pulse valve, gas in the gas bag can be transmitted to the jetting intraductal through the connecting pipe, the jetting pipe can release these pressurized gases, pressurized gas can drive the rotatory work of below blowback rotor, less dust particle that will adsorb on straining a section of thick bamboo clears up, in order to guarantee to strain the filter effect of a section of thick bamboo, traditional dust collector for the colliery is after long-time use has been solved, the jam can appear in filter device's for the colliery filter screen, thereby make dust collector for the colliery dust removal's dust removal effect decline does not have the problem of dust removal effect even.

Description

Dust collector for coal mine

Technical Field

The utility model relates to a colliery tunnelling technical field especially relates to a dust collector for coal mine.

Background

Coal is a main energy source in our lives all the time, coal mine safety and environmental protection are necessary conditions for normal production of coal mines, in the coal mining process, a large amount of dust is generated in working procedures of a mining surface, a transshipment point, a conveyor belt, ore crushing, sieving and the like in a tunnel, the dust not only pollutes the environment, but also seriously harms the health of operating personnel, and the coal operating personnel become high-risk groups susceptible to pneumoconiosis.

In the prior art, chinese patent CN211116091U discloses a dust collector for coal mine, which comprises a box body, the tank cavity of the pool tank is movably connected with a water storage tank, the bottom of the tank cavity of the water storage tank is fixedly connected with a water suction pump, the tank cavity of the storage tank is movably connected with a dust collection box, the top of the dust collection box is fixedly connected with a spray plate, the bottom of the spray plate is fixedly connected with a spray head, one side of the dust collection box is movably connected with a dust collection head, and one side of the dust collection head is fixedly connected with a telescopic pipe.

However, in the prior art, after the traditional coal mine dust removal device is used for a long time, some particles in coal dust can be attached to the filter screen inside the coal mine dust removal device, and the coal mine filter device can be blocked, so that the dust removal effect of the coal mine dust removal device is reduced, even the dust removal effect is not achieved, and harm is caused to the health of workers in a coal mine.

SUMMERY OF THE UTILITY MODEL

The utility model aims at solving traditional dust collector for coal mine after long-time use, some granules that exist in the buggy can adhere to on the inside filter screen of dust collector for the coal mine, can lead to the filter equipment for the coal mine to block up to make dust collector for coal mine's dust removal effect decline does not have the dust removal effect even, the problem that causes harm to the staff health in the coal mine and the dust collector for coal mine that provides.

In order to achieve the above purpose, the utility model adopts the following technical scheme: the utility model provides a dust collector for coal mine, includes the dust removal case, the upper end fixedly connected with baffle at dust removal case middle part, the mounting hole has all been seted up, two to the both sides at baffle middle part the equal fixedly connected with venturi in surface of mounting hole, one side fixedly connected with gas bag of dust removal case, one side fixedly connected with connecting pipe of gas bag upper end, the equal fixedly connected with jetting pipe in both sides at connecting pipe one end middle part, two the equal fixedly connected with of lower extreme of venturi strains a section of thick bamboo, two the equal fixedly connected with blowback rotor in middle part of straining a section of thick bamboo, two the venturi is located two jetting pipes respectively under.

Preferably, the middle part of one side of the air bag is fixedly connected with an air pressure detection meter, and the upper end of the middle part of one side of the air bag is fixedly connected with a pulse valve.

Preferably, the upper end joint of dust removal case has the apron, the equal fixedly connected with handle in both sides at apron upper end middle part.

Preferably, the lower end of the dust removal box is fixedly connected with an ash bucket, and the lower end of the ash bucket is provided with an ash discharge port.

Preferably, the outer side of the ash discharge port is sleeved with a fixing ring, and the outer side of the fixing ring is uniformly and fixedly connected with supporting legs.

Preferably, the upper end through connection of dust removal case opposite side has the blast pipe, the one end fixedly connected with fan of blast pipe, fan output fixedly connected with goes out the tuber pipe.

Preferably, the middle part of one end of the dust removal box is fixedly connected with an air inlet pipe.

Compared with the prior art, the utility model discloses an advantage lies in with positive effect:

1. the utility model discloses in, through setting up the gas bag, when needs are cleaned straining a section of thick bamboo, only need close the fan, start the pulse valve, gas in the gas bag can be transmitted to the jetting intraductal through the connecting pipe, the jetting pipe can release these pressurized gases, pressurized gas can drive the rotatory work of below blowback rotor, less dust particle that will adsorb on straining a section of thick bamboo clears up, in order to guarantee to strain the filter effect of a section of thick bamboo, traditional dust collector for the colliery is after long-time use has been solved, the jam can appear in filter device's for the colliery filter screen, thereby make dust collector for the colliery dust removal's dust removal effect decline does not have the problem of dust removal effect even.

2. The utility model discloses in, the venturi tube that sets up can be by the thickness with the air current to accelerate gaseous velocity of flow, when gaseous when straining a section of thick bamboo and filter the back and transmit to the fan direction, the venturi tube can accelerate these air currents, thereby air-purifying's speed with higher speed can also be when the jetting pipe can release pressurized gas, pressurized gas's velocity of motion with higher speed, thereby makes the work efficiency of blowback rotor higher.

Drawings

Fig. 1 is a first perspective view of a dust removing device for coal mine provided by the present invention;

fig. 2 is a second perspective view of the dust removing device for coal mine provided by the utility model;

fig. 3 is an explosion structure diagram of a dust removal box of the dust removal device for coal mine provided by the utility model;

fig. 4 is a schematic view of a position relationship between an air bag and a filter cartridge of the dust removing device for coal mine provided by the utility model;

fig. 5 is the utility model provides a position relation schematic diagram between dust collector's for coal mine gas bag and blowback rotor.

Illustration of the drawings:

1. a dust removal box; 11. an air inlet pipe; 12. an exhaust pipe; 13. a fan; 14. an air outlet pipe; 15. a cover plate; 16. a handle; 17. an ash hopper; 18. an ash discharge port; 19. a fixing ring; 20. supporting legs; 2. air bag; 21. a pulse valve; 22. an air pressure detection meter; 23. a baffle plate; 24. mounting holes; 25. a venturi; 26. a connecting pipe; 27. a blowing pipe; 28. a filter cartridge; 29. the blowback rotor.

Detailed Description

In order to make the above objects, features and advantages of the present invention more clearly understood, the present invention will be further described with reference to the accompanying drawings and examples. It should be noted that the embodiments and features of the embodiments of the present application may be combined with each other without conflict.

In the following description, numerous specific details are set forth in order to provide a thorough understanding of the present invention, however, the present invention may be practiced in other ways than those specifically described herein, and therefore the present invention is not limited to the limitations set forth in the following description of the specific embodiments.

Embodiment 1, as shown in fig. 1, fig. 2, fig. 3, fig. 4 and fig. 5, the present invention provides a coal mine dust removing device, which comprises a dust removing box 1, a baffle 23 fixedly connected to the upper end of the middle portion of the dust removing box 1, mounting holes 24 respectively formed on both sides of the middle portion of the baffle 23, venturi tubes 25 fixedly connected to the surfaces of the two mounting holes 24, an air bag 2 fixedly connected to one side of the dust removing box 1, a connecting pipe 26 fixedly connected to one side of the upper end of the air bag 2, injection pipes 27 fixedly connected to both sides of the middle portion of one end of the connecting pipe 26, filter cartridges 28 fixedly connected to the lower ends of the two venturi tubes 25, back blowing rotors 29 fixedly connected to the middle portions of the two filter cartridges 28, the two venturi tubes 25 respectively located under the two injection pipes 27, the baffle 23 capable of separating the dust removing box 1, the baffle 23 making the upper portion of the dust removing box 1 a clean purification area, the sucked air is filtered by the filter cylinder 28 and enters the upper clean area, and then is transmitted to the air outlet pipe 14 through the exhaust pipe 12 to be exhausted, the filter cylinder 28 filters the air entering the dust removing box 1, the larger dust mixed in the air is directly exhausted through the dust exhaust port 18 below, the smaller dust may be adsorbed on the filter cylinder 28, the air bag 2 can store the air, the air in the air bag 2 is transmitted into the injection pipe 27 through the connecting pipe 26, the injection pipe 27 can release the pressurized air, the pressurized air drives the lower back blowing rotor 29 to rotate, the smaller dust particles adsorbed on the filter cylinder 28 are cleaned, so as to ensure the filtering effect of the filter cylinder 28, the venturi 25 can reduce the air flow to accelerate the air flow speed, when the air is transmitted to the direction of the fan 13 after being filtered by the filter cylinder 28, the venturi 25 can accelerate the air flow, thereby accelerating the speed of purifying air and accelerating the movement speed of the pressurized gas when the blowing pipe 27 can release the pressurized gas, so that the working efficiency of the blowback rotary wing 29 is higher.

As shown in fig. 3, 4 and 5, an air pressure detecting gauge 22 is fixedly connected to the middle of one side of the air bag 2, a pulse valve 21 is fixedly connected to the upper end of the middle of one side of the air bag 2, the air pressure detecting gauge 22 can detect the air pressure inside the air bag 2, and the pulse valve 21 can activate the blowing pipe 27 to work.

As shown in fig. 1 and 2, the upper end joint of dust removal case 1 has apron 15, and the equal fixedly connected with handle 16 in both sides at the middle part of apron 15 upper end, the operator can take off apron 15 through handle 16 fast, conveniently maintains the dust removal case 1 is inside.

As shown in fig. 1 and 2, the lower end of the dust removing box 1 is fixedly connected with an ash bucket 17, the lower end of the ash bucket 17 is provided with an ash discharge port 18, the shape of the ash bucket 17 is inclined, and larger dust mixed in the air entering the dust removing box 1 can be directly discharged through the ash discharge port 18.

As shown in fig. 1 and 2, the outer side of the ash discharge port 18 is sleeved with a fixing ring 19, the outer side of the fixing ring 19 is uniformly and fixedly connected with a supporting leg 20, the fixing ring 19 can connect the supporting leg 20 with the dust removal box 1, and the supporting leg 20 can avoid the abrasion caused by the direct contact between the dust removal box 1 and the ground.

As shown in fig. 1 and 2, the upper end of the other side of the dust removing box 1 is connected with an exhaust pipe 12 in a penetrating manner, one end of the exhaust pipe 12 is fixedly connected with a fan 13, an output end of the fan 13 is fixedly connected with an air outlet pipe 14, the fan 13 can generate suction force during operation, dust in a mine can be sucked into the dust removing box 1 through an air inlet pipe 11, and the dust is transmitted to the air outlet pipe 14 through the exhaust pipe 12 and discharged after being filtered.

As shown in fig. 1 and 2, an air inlet pipe 11 is fixedly connected to the middle of one end of the dust removal box 1, and dust in a coal mine can enter the dust removal box 1 through the air inlet pipe 11.

The using method and the working principle of the device are as follows: when the device is used, an operator places the device in a place with serious dust pollution in a coal mine field, the fan 13 is started, the fan 13 generates negative pressure, air is sucked into the dust removal box 1 through the air inlet pipe 11, the air entering the dust removal box 1 is filtered by the filter cylinder 28, larger dust mixed in the air can directly fall into the dust hopper 17 below and is discharged through the dust discharge port 18, smaller dust can be adsorbed on the filter cylinder 28, the filtered clean air can be transmitted to the air outlet pipe 14 through the air outlet pipe 12 and is discharged, after a period of purification, the fan 13 is closed, the pulse valve 21 is started, the pressurized gas in the air bag 2 can be transmitted into the blowpipe 27 through the connecting pipe 26, the pressurized gas is released through the blowpipe 27, the pressurized gas can drive the rotary wing 29 below to rotate to work, smaller dust particles on the filter cylinder 28 are cleaned, the filtering effect of the filter cylinder 28 is guaranteed, the venturi 25 can reduce the airflow roughly, the flow speed of the airflow is increased, when the airflow is transmitted to the filter fan 13, the venturi 25 can accelerate the blowpipe to perform the blowback flow speed of the pressurized gas, and the air can accelerate the blowpipe 27 to perform the purification, and further accelerate the blowback flow of the blowback flow, so that the blowback flow can be purified at a higher speed when the blowback flow is performed, and the blowback flow rate of the blowback flow can be accelerated.

The above description is only a preferred embodiment of the present invention, and is not intended to limit the present invention in other forms, and any person skilled in the art may apply the equivalent embodiments modified or modified by the above technical contents disclosed as equivalent variations to other fields, but any simple modifications, equivalent changes and modifications made to the above embodiments according to the technical spirit of the present invention will still fall within the protection scope of the technical solution of the present invention.

Claims

1. The utility model provides a dust collector for coal mine, includes dust removal case (1), its characterized in that: upper end fixedly connected with baffle (23) at dust removal case (1) middle part, mounting hole (24), two have all been seted up to the both sides at baffle (23) middle part the equal fixedly connected with venturi tube (25) in surface of mounting hole (24), one side fixedly connected with gas bag (2) of dust removal case (1), one side fixedly connected with connecting pipe (26) of gas bag (2) upper end, the equal fixedly connected with blowpipe (27) in both sides at connecting pipe (26) one end middle part, two the equal fixedly connected with of lower extreme of venturi tube (25) is strained section of thick bamboo (28), two the equal fixedly connected with blowback rotor (29) in middle part of straining section of thick bamboo (28), two venturi tube (25) are located two blowpipes (27) respectively under.

2. The coal mine dust removal device according to claim 1, wherein: the middle part of one side of the air bag (2) is fixedly connected with an air pressure detection meter (22), and the upper end of the middle part of one side of the air bag (2) is fixedly connected with a pulse valve (21).

3. The coal mine dust removal device according to claim 1, wherein: the upper end joint of dust removal case (1) has apron (15), the equal fixedly connected with handle (16) in both sides at apron (15) upper end middle part.

4. The coal mine dust removal device according to claim 1, characterized in that: the lower extreme fixedly connected with ash bucket (17) of dust removal case (1), ash discharge mouth (18) have been seted up to the lower extreme of ash bucket (17).

5. The coal mine dust removal device according to claim 4, wherein: the outer side of the ash discharge port (18) is sleeved with a fixing ring (19), and the outer side of the fixing ring (19) is uniformly and fixedly connected with supporting legs (20).

6. The coal mine dust removal device according to claim 1, wherein: the upper end through connection of dust removal case (1) opposite side has blast pipe (12), the one end fixedly connected with fan (13) of blast pipe (12), fan (13) output end fixedly connected with goes out tuber pipe (14).

7. The coal mine dust removal device according to claim 1, wherein: the middle part of dust removal case (1) one end fixedly connected with intake pipe (11).