CN216240595U

CN216240595U - Coal bed gas closes buggy of adopting and arranges device outward

Info

Publication number: CN216240595U
Application number: CN202122497742.8U
Authority: CN
Inventors: 杨刚; 霍凤斌; 魏超; 韩学婷; 徐伟; 彭文春
Original assignee: China United Coalbed Methane Corp Ltd
Current assignee: China United Coalbed Methane Corp Ltd
Priority date: 2021-10-18
Filing date: 2021-10-18
Publication date: 2022-04-08
Anticipated expiration: 2031-10-18

Abstract

The utility model discloses a coal powder discharge device for coal bed gas combined mining, which relates to the technical field of coal bed gas mining and comprises a working box, wherein an air inlet pipe is arranged on one side of the working box, an air outlet pipe is arranged on one side of the working box, which is far away from the air inlet pipe, a filtering device is arranged in the working box in a sliding manner, the filtering device comprises an installation frame and a filtering screen, a cleaning mechanism is arranged in the working box and used for cleaning the filtering screen, a collecting box is arranged at the bottom of the working box, the collecting box is communicated with the working box through a communicating pipe, and a crushing mechanism used for crushing coal powder particles is arranged in the communicating pipe. Through the cooperation between work box, filter equipment, installing frame, filter screen, clean mechanism, collecting box, communicating pipe, the broken mechanism, when more buggy is piled up when filtering the netlist face, clean the operation through clean mechanism to the filter screen, prevent that more buggy from piling up on the filter screen surface, improve the filter effect.

Description

Coal bed gas closes buggy of adopting and arranges device outward

Technical Field

The utility model relates to the technical field of coal bed gas exploitation, in particular to a coal powder discharge device for coal bed gas combined exploitation.

Background

The coal bed gas is a gas resource associated with coal and symbiotic with the coal, refers to hydrocarbon gas stored in a coal bed, takes methane as a main component, and belongs to unconventional natural gas. The coal bed gas mainly adsorbs the surfaces of coal matrix particles, and part of the hydrocarbon gas is dissociated in coal pores or dissolved in coal bed water, is an associated mineral resource of coal, and is a clean and high-quality energy and chemical raw material which rises internationally in nearly twenty years. The coal bed gas is commonly called as 'gas', the heat value is 1-4 times higher than that of general coal, the mining mode of the coal bed gas comprises ground drilling mining and underground gas drainage, and the former is a common coal bed gas mining mode. Before coal mining, gas in the coal seam is mined and drained, the quantity of air-exhausted gas can be greatly reduced, the requirement of the coal mine on ventilation is reduced, the gas explosion rate of the coal mine is reduced by 70 to 85 percent, and the safety production condition of miners is improved. The development and utilization of the coal bed gas have the effects of achieving multiple purposes: clean energy and great economic benefit can be generated by commercialization, and the method is a strategic national resource.

The coal powder discharge device comprises a water pump, wherein a water pipe is arranged on the water pump, one end of the water pipe, which is far away from the water pump, is provided with a water inlet, the outside of the water inlet is fixedly provided with a filter cover, a powder removing mechanism is arranged in the water pipe, the powder removing mechanism comprises a first pipe body and a second pipe body which are arranged in parallel, two ends of the second pipe body are respectively provided with a three-way pipe, one end of each three-way pipe is connected with the water pipe, the other end of each three-way pipe is connected with the first pipe body, the first pipe body and the second pipe body are respectively provided with a filter body, and two sides of each filter body are respectively provided with a control valve; according to the utility model, the powder removing mechanism consisting of two parallel pipes is adopted, and the filtering body is arranged in the powder removing mechanism to filter the pulverized coal, so that the damage of the pulverized coal to the water pump is reduced, the service life of the water pump is prolonged, the online backwashing can be realized, the frequent shutdown operation is avoided, the working efficiency is high, and the practicability is high.

The defects of the prior art are as follows: the existing coal dust treatment method is characterized in that a filter screen is arranged for filtering, but a large amount of coal dust still blocks the filter screen after the filter screen works for a long time, the filter screen is required to be detached and cleaned and then installed again for filtering operation, and the working efficiency is low; in addition, the coal powder with larger particles is not convenient for later processing and use, and the practicability is lower.

SUMMERY OF THE UTILITY MODEL

The utility model aims to provide a coal powder discharge device for coal bed gas combined application, which aims to overcome the defects in the prior art.

In order to achieve the above purpose, the utility model provides the following technical scheme: the utility model provides a coal bed gas closes buggy outer discharging device who adopts, includes the work box, work box one side is provided with the air-supply line, one side that the air-supply line was kept away from to the work box is provided with out the tuber pipe, it is provided with a filter equipment to slide in the work box, filter equipment includes installing frame and filter screen, be provided with a clean mechanism in the work box, clean mechanism is used for clearing up the filter screen, work box bottom is provided with a collecting box, communicate through communicating pipe between collecting box and the work box, be provided with one in communicating pipe and be used for the kibbling broken mechanism of buggy granule.

Further, a spout has been seted up on the work box, be provided with an operating handle on the installing frame, the installing frame slides and sets up in the spout, be provided with a plurality of locking mechanism between the installing frame spout, locking mechanism includes dead lever and wedge pole, dead lever fixed connection is on the spout inner wall, wedge pole fixed connection is on the installing frame, a wedge groove has been seted up on the dead lever, the wedge pole slides and sets up at the wedge inslot.

Further, the cleaning mechanism comprises a cleaning motor, two driving screw rods are rotatably connected in the working box and are respectively located on two sides of the filtering device, the cleaning motor is fixedly connected with one of the driving screw rods, a first transmission belt is arranged between the driving screw rods, cleaning assemblies are in threaded connection with the driving screw rods, and the cleaning assemblies are respectively arranged on two sides of the filtering device in a sliding mode.

Further, the cleaning assembly comprises a driving plate, the driving plate is in threaded connection with the driving screw rod, a scraper is arranged on one side, close to the filtering device, of the driving plate, and a plurality of elastic connecting pieces are arranged between the driving plate and the scraper.

Further, crushing mechanism includes broken motor, broken motor installs on communicating pipe lateral wall, the internal rotation of communicating pipe is connected with two first swing arms, two equal fixedly connected with first crushing roller on the first swing arm, two first crushing roller butt, two all be provided with drive gear on the first swing arm, two drive gear meshes, broken motor and one of them first swing arm fixed connection.

Further, be connected with the second dwang communicating the internal rotation of pipe, be provided with the second crushing roller on the second dwang, be provided with second conveyer belt between second dwang and one of them first dwang.

Furthermore, the inside of the collecting box is in an inclined state, and a hinged plate is arranged on the collecting box.

Furthermore, a plurality of support columns are arranged at the bottom of the working box, and anti-skid pads are arranged at the bottoms of the support columns.

Compared with the prior art, the utility model has the beneficial effects that: through the matching among the working box, the filtering device, the mounting frame, the filtering net, the cleaning mechanism, the collecting box, the communicating pipe and the crushing mechanism, when more coal dust is accumulated on the surface of the filtering net, the cleaning mechanism is used for cleaning the filtering net, so that more coal dust is prevented from being accumulated on the surface of the filtering net, and the filtering effect is improved; when great buggy granule during through-time communicating pipe, carry out the breakage through broken mechanism, the processing and the use of the later stage buggy of being convenient for improve this coal bed gas and close the practicality of the buggy outer row device of adoption.

Drawings

FIG. 1 is a schematic diagram of an overall structure provided in an embodiment of the present invention;

FIG. 2 is a schematic cross-sectional view of an embodiment of the present invention;

FIG. 3 is a schematic view of another overall structure according to an embodiment of the present invention;

FIG. 4 is a schematic structural diagram of a crushing mechanism according to an embodiment of the present invention;

FIG. 5 is a schematic structural diagram of a filtering apparatus according to an embodiment of the present invention;

FIG. 6 is a schematic structural diagram of a cleaning mechanism according to an embodiment of the present invention;

FIG. 7 is a schematic view of a cleaning assembly according to an embodiment of the present invention;

fig. 8 is a schematic cross-sectional structural view of a locking mechanism according to an embodiment of the present invention.

Description of reference numerals: 1. a work box; 101. a chute; 2. an air inlet pipe; 3. an air outlet pipe; 4. a filtration device; 5. installing a frame; 6. a filter screen; 7. a cleaning mechanism; 701. cleaning the motor; 702. driving the screw rod; 703. a first conveyor belt; 704. a cleaning assembly; 7041. a drive plate; 7042. a squeegee; 7043. an elastic connecting member; 8. a locking mechanism; 801. fixing the rod; 802. a wedge-shaped rod; 803. a wedge-shaped groove; 9. an operating handle; 10. a communicating pipe; 11. a collection box; 1101. a hinge plate; 12. a crushing mechanism; 1201. a crushing motor; 1202. a first rotating lever; 1203. a transmission gear; 1204. a first crushing roller; 1205. a second rotating lever; 1206. a second crushing roller; 1207. a second conveyor belt; 13. a support pillar; 14. a non-slip mat.

Detailed Description

In order to make the technical solutions of the present invention better understood, those skilled in the art will now describe the present invention in further detail with reference to the accompanying drawings.

Referring to fig. 1-8, a coal powder discharge device for coal bed methane combined application provided by an embodiment of the present invention includes a working box 1, an air inlet pipe 2 is disposed on one side of the working box 1, an air outlet pipe 3 is disposed on one side of the working box 1 away from the air inlet pipe 2, a filtering device 4 is slidably disposed in the working box 1, the filtering device 4 includes an installation frame 5 and a filter screen 6, a cleaning mechanism 7 is disposed in the working box 1, the cleaning mechanism 7 is used for cleaning the filter screen 6, a collecting box 11 is disposed at the bottom of the working box 1, the collecting box 11 is communicated with the working box 1 through a communicating pipe 10, and a crushing mechanism 12 for crushing coal powder particles is disposed in the communicating pipe 10.

Specifically, the coal powder discharge device for coal bed gas combined application comprises a working box 1, an air inlet pipe is arranged on one side of the working box 1, an air outlet pipe 3 is arranged at one end, far away from the air inlet pipe 2, of the working box 1, wherein the air inlet pipe 2 is connected with a coal bed gas collecting pipeline, the air outlet pipe 3 is connected with a coal gas layer collecting pump air suction pipeline, a filtering device 4 is arranged in the working box 1, the filtering device 4 is used for filtering coal bed gas carrying coal powder, and the coal bed gas carrying coal powder is discharged through the air outlet pipe 3 after passing through the filtering device 4, so that the coal powder is prevented from blocking a pump body, and the working efficiency is improved; the filter device 4 comprises an installation frame 5 and a filter screen 6, the filter screen 6 is embedded in the installation frame 5, a cleaning mechanism 7 is arranged in the working box 1, and the cleaning mechanism 7 is used for cleaning the filter device 4, so that more coal dust is prevented from being accumulated to cause the blockage of the filter device 4, and the working efficiency is improved; the cleaning mechanism 7 can be a hydraulic rod and a group of brush plates, and the hydraulic rod drives the two brush plates to slide on the filter screen 6, so that cleaning operation is performed; at the inside collecting box 11 that is provided with of work box 1, collecting box 11 communicates with work box 1 through communicating pipe 10, and collecting box 11 is used for collecting the unable filterable buggy from filter equipment 4, is provided with a broken mechanism 12 in communicating pipe 10 inside, and broken mechanism 12 is used for carrying out the breakage with great buggy granule, and the processing in the later stage of being convenient for is used, improves this coal bed gas and closes the practicality of the buggy outer discharging device who adopts.

The working box 1 is provided with a sliding groove 101, the mounting frame 5 is provided with an operating handle 9, the mounting frame 5 is arranged in the sliding groove 101 in a sliding mode, a plurality of locking mechanisms 8 are arranged between the sliding grooves 101 of the mounting frame 5, each locking mechanism 8 comprises a fixing rod 801 and a wedge rod 802, the fixing rods 801 are fixedly connected to the inner wall of the corresponding sliding groove 101, the wedge rods 802 are fixedly connected to the mounting frame 5, the fixing rods 801 are provided with wedge grooves 803, and the wedge rods 802 are arranged in the wedge grooves 803 in a sliding mode.

Preferably, the mounting frame 5 is slidably arranged on the work box 1 through the sliding groove 101, the operating handle 9 is arranged to drive the mounting frame 5 to slide in the sliding groove 101, a plurality of locking mechanisms 8 are arranged between the mounting frame 5 and the sliding groove 101, and the mounting frame 5 is fixed through the locking mechanisms 8 to prevent the filter device 4 from falling off in the working process; wherein locking mechanism 8 includes dead lever 801, sets up wedge groove 803 with wedge pole 802 looks adaptation on dead lever 801, and wedge pole 802 slides and sets up in wedge groove 803, and wedge pole 802 slides in wedge groove 803 to with the butt of wedge groove 803 inner wall, and then when continuing drive wedge pole 802 alright with the locking with wedge pole 802, and then with the locking of installing frame 5.

The cleaning mechanism 7 comprises a cleaning motor 701, two driving screw rods 702 are rotatably connected in the working box 1, the two driving screw rods 702 are respectively located on two sides of the filtering device 4, the cleaning motor 701 is fixedly connected with one of the driving screw rods 702, a first transmission belt 703 is arranged between the two driving screw rods 702, cleaning components 704 are in threaded connection with the two driving screw rods 702, and the two cleaning components 704 are respectively arranged on two sides of the filtering device 4 in a sliding mode.

Preferably, the cleaning motor 701 is installed on the inner wall of the working box 1, and when in use: start cleaning motor 701, cleaning motor 701 axis of rotation rotates, and then drive one of them drive lead screw 702 and rotate, drive another drive lead screw 702 through first conveyer 703 and rotate, and then drive two clean subassemblies 704 and slide from top to bottom in filter equipment 4's both sides, and then play the cleaning action to filter screen 6, prevent that more buggy from piling up on filter screen 6 side, thereby influence the filter effect, clean subassembly 704 can get into collecting box 11 through communicating pipe 10 after scraping off the buggy from filter screen 6, prepare for later stage buggy further processing.

The cleaning assembly 704 comprises a driving plate 7041, the driving plate 7041 is in threaded connection with the driving screw 702, a scraping plate 7042 is arranged on one side, close to the filtering device 4, of the driving plate 7041, and a plurality of elastic connecting pieces 7043 are arranged between the driving plate 7041 and the scraping plate 7042.

Preferably, the cleaning assembly 704 includes a driving plate 7041, the driving plate 7041 is in threaded connection with a driving screw 702, the driving screw 702 rotates to drive the driving plate 7041 to slide up and down, a scraper 7042 is arranged on one side of the driving plate 7041, which is close to the filtering device 4, the scraper 7042 is abutted against the filtering net 6, a plurality of elastic connecting members 7043 are arranged between the driving plate 7041 and the scraper 7042, wherein the elastic force of the elastic connecting members 7043 drives the scraper 7042 to be abutted against the filtering net 6, so that the filtering device 4 is convenient to mount and dismount.

Crushing mechanism 12 includes crushing motor 1201, and crushing motor 1201 installs on communicating pipe 10 lateral wall, and communicating pipe 10 internal rotation is connected with two first rotation poles 1202, and equal fixedly connected with first crushing roller 1204 on two first rotation poles 1202, two first crushing roller 1204 butt joints, all is provided with drive gear 1203 on two first rotation poles 1202, and two drive gear 1203 mesh, crushing motor 1201 and one of them first rotation pole 1202 fixed connection.

Preferably, the crushing mechanism 12 comprises a crushing motor 1201, and during operation, the crushing motor 1201 is started, the rotating shaft of the crushing motor 1201 rotates to drive one of the first rotating rods 1202 to rotate, and then drive the transmission gears 1203 on the first rotating rod 1202 to rotate, the two transmission gears 1203 are meshed, and then drive the other transmission gear 1203 to rotate, and then drive the other first rotating rod 1202 to rotate, and then the crushing motor 1201 rotates, and drive the two first rotating rods 1202 to rotate in opposite directions, and then drive the two first crushing rollers 1204 to rotate in opposite directions, grind and crush the coal powder with large particles, and is convenient for later-stage processing and use, the operation is simple and convenient, and the effect is good.

A second rotating lever 1205 is rotatably connected to communication pipe 10, second crushing roller 1206 is provided on second rotating lever 1205, and second transfer belt 1207 is provided between second rotating lever 1205 and one of first rotating levers 1202.

Preferably, second dwang 1205 rotates to be connected inside communicating pipe 10, is provided with second conveyer 1207 between second dwang 1205 and one of them first dwang 1202, and then when first dwang 1202 rotates, drive second dwang 1205 through second conveyer 1207 and rotate, and then drive second crushing roller 1206 and rotate, wherein second crushing roller 1206 and first crushing roller 1204 butt further improve crushing effect, improve the practicality that this coal bed gas closed the buggy outer discharging device that adopts.

The collecting box 11 is inclined, and a hinged plate 1101 is arranged on the collecting box 11.

Preferably, wherein the collecting box 11 is inside to be the slope form, prevents that the buggy from piling up in a position is too high, improves the efficiency of accomodating of this collecting box 11, when needing to retrieve the buggy, open the articulated slab 1101 can.

The bottom of the work box 1 is provided with a plurality of support columns 13, and the bottom of each support column 13 is provided with a non-slip mat 14.

Preferably, through setting up a plurality of support columns 13, play the supporting role to this coal bed gas closes the outer device of buggy that adopts, through setting up slipmat 14, improve this coal bed gas and close the stability of the outer device of buggy that adopts.

The working principle is as follows: when the coal-bed gas combined coal powder discharging device is used, coal-bed gas with coal powder enters the interior of the working box 1 from the air inlet pipe 2, the filtering device 4 plays a role in filtering, after the filtering device 4 works for a long time, and more coal powder is accumulated on the surface of the filter screen 6, the cleaning motor 701 is started, the rotating shaft of the cleaning motor 701 rotates to drive one of the driving screw rods 702 to rotate, the other driving screw rod 702 is driven to rotate through the first conveying belt 703, the driving screw rod 702 rotates to drive the driving plate 7041 to slide up and down, and the scraper 7042 is driven to slide up and down on the filter screen 6, so that the filter screen 6 is cleaned, and more coal powder is prevented from being accumulated on the side surface of the filter screen 6; the pulverized coal scraped from the filter screen 6 and the pulverized coal with larger particles can enter the collecting box 11 through the communicating pipe 10, so that the pulverized coal and the pulverized coal with larger particles can be conveniently processed and used at the later stage; in the process of entering the collecting box 11 from the communicating pipe 10, the crushing motor 1201 is started, the rotating shaft of the crushing motor 1201 rotates to drive one of the first rotating rods 1202 to rotate, and then drive the transmission gears 1203 on the first rotating rods 1202 to rotate, the two transmission gears 1203 are meshed to drive the other transmission gear 1203 to rotate, and then drive the other first rotating rod 1202 to rotate, and then the crushing motor 1201 rotates to drive the two first rotating rods 1202 to rotate in opposite directions, and further drive the two first crushing rollers 1204 to rotate in opposite directions, and drive the second rotating rod 1205 to rotate through the second conveying belt 1207, so that the second crushing roller 1206 is driven to rotate, pulverized coal with larger particles is ground and crushed, the pulverized coal discharging device is convenient to be used in later-stage pulverized coal processing, and the practicability of the pulverized coal discharging device adopted by coal bed gas is improved; and then, recovering the coal bed gas filtered by the filtering device 4, and finally obtaining the coal bed gas after post-processing.

Claims

1. The utility model provides a coal bed gas closes outer device of arranging of buggy that adopts, includes work box (1), its characterized in that: an air inlet pipe (2) is arranged on one side of the working box (1), and an air outlet pipe (3) is arranged on one side of the working box (1) far away from the air inlet pipe (2);

a filtering device (4) is arranged in the working box (1) in a sliding mode, the filtering device (4) comprises an installation frame (5) and a filtering net (6), a cleaning mechanism (7) is arranged in the working box (1), and the cleaning mechanism (7) is used for cleaning the filtering net (6);

the coal dust crushing device is characterized in that a collecting box (11) is arranged at the bottom of the working box (1), the collecting box (11) is communicated with the working box (1) through a communicating pipe (10), and a crushing mechanism (12) for crushing coal dust particles is arranged in the communicating pipe (10).

2. The coal-bed gas combined coal powder discharge device according to claim 1, characterized in that: the working box (1) is provided with a sliding groove (101), the mounting frame (5) is provided with an operating handle (9), the mounting frame (5) is arranged in the sliding groove (101) in a sliding manner, and a plurality of locking mechanisms (8) are arranged between the sliding grooves (101) of the mounting frame (5);

locking mechanism (8) include dead lever (801) and wedge pole (802), dead lever (801) fixed connection is on spout (101) inner wall, wedge pole (802) fixed connection is on installing frame (5), a wedge groove (803) have been seted up on dead lever (801), wedge pole (802) slide to set up in wedge groove (803).

3. The coal-bed gas combined coal powder discharge device according to claim 1, characterized in that: the cleaning mechanism (7) comprises a cleaning motor (701), two driving screw rods (702) are rotatably connected in the working box (1), the two driving screw rods (702) are respectively positioned at two sides of the filtering device (4), the cleaning motor (701) is fixedly connected with one of the driving screw rods (702), and a first transmission belt (703) is arranged between the two driving screw rods (702);

the two driving screw rods (702) are in threaded connection with cleaning components (704), and the two cleaning components (704) are respectively arranged on two sides of the filtering device (4) in a sliding mode.

4. The coal-bed gas combined coal powder discharge device according to claim 3, characterized in that: the cleaning assembly (704) comprises a driving plate (7041), the driving plate (7041) is in threaded connection with a driving screw rod (702), a scraping plate (7042) is arranged on one side, close to the filtering device (4), of the driving plate (7041), and a plurality of elastic connecting pieces (7043) are arranged between the driving plate (7041) and the scraping plate (7042).

5. The coal-bed gas combined coal powder discharge device according to claim 1, characterized in that: the crushing mechanism (12) comprises a crushing motor (1201), the crushing motor (1201) is installed on the side wall of the communicating pipe (10), two first rotating rods (1202) are connected in the communicating pipe (10) in a rotating mode, first crushing rollers (1204) are fixedly connected to the two first rotating rods (1202), and the two first crushing rollers (1204) are abutted;

two drive gears (1203) are arranged on the two first rotating rods (1202), the two drive gears (1203) are meshed, and the crushing motor (1201) is fixedly connected with one first rotating rod (1202).

6. The coal-bed gas combined coal powder discharge device according to claim 5, characterized in that: communicating pipe (10) internal rotation is connected with second dwang (1205), be provided with second crushing roller (1206) on second dwang (1205), be provided with second conveyer belt (1207) between second dwang (1205) and one of them first dwang (1202).

7. The coal-bed gas combined coal powder discharge device according to claim 1, characterized in that: the interior of the collecting box (11) is in an inclined state, and a hinged plate (1101) is arranged on the collecting box (11).

8. The coal-bed gas combined coal powder discharge device according to claim 1, characterized in that: the bottom of the working box (1) is provided with a plurality of supporting columns (13), and the bottom of each supporting column (13) is provided with an anti-skid pad (14).