CN218251444U

CN218251444U - Screening device for coal mining

Info

Publication number: CN218251444U
Application number: CN202222642333.7U
Authority: CN
Inventors: 杨万理; 雷红兵
Original assignee: Individual
Current assignee: Individual
Priority date: 2022-10-09
Filing date: 2022-10-09
Publication date: 2023-01-10
Anticipated expiration: 2032-10-09

Abstract

The utility model relates to a coal mine technical field especially relates to sieving mechanism that coal mining adopted. The technical scheme comprises the following steps: base, box and fixed cover, the both ends at base top have the fixing base through spacing movable mounting, fixedly connected with box between the fixing base, and the inside fixed mounting of box has the screen cloth, and the screening chamber has been seted up to the inside of box, and the filter chamber has been seted up to the box inside of screening chamber one side, and the inside fixed mounting of filter chamber has the coarse strainer, and one side fixed mounting of box has electric putter. The utility model discloses a combination of various structures makes this device can utilize dust absorption mechanism to adsorb the collection to the dust that produces in the screening process to discharge again after filtering, and conveniently clear up the dust, utilize wiper mechanism to wash the colliery after the screening, further improve screening efficiency, be convenient for clear up the grit after the screening is accomplished, discharge again after filtering the water after wasing the completion.

Description

Screening device for coal mining

Technical Field

The utility model relates to a coal mine technical field specifically is sieving mechanism that coal mining adopted.

Background

Coal is an important fuel, and is used for warming and cooking when discovered by human beings, so that bright light is brought to human beings, along with the continuous development of society, the application range of coal mines is wider, newly mined coal mines are often mixed with sandstone, so the sandstone is separated from the coal mines through layer-by-layer screening, and the sandstone can be used by people after screening is finished, wherein the application number is CN212221457U, discloses a coal mine screening device for coal mining, which solves the technical defects that a feeding structure cannot be adjusted in an angle, separation and cleaning are inconvenient, and further retrieval discovers that a screening device suitable for coal mining is disclosed by the application number of CN215656248U, and the screening device is arranged through a specific technical structure, practically solves the technical defects that a large amount of coal is left in a screening barrel, the screening effect is influenced, the screening is not thorough, and the like, but the screening device adopting similar structures in actual use also has various defects, such as: the dust that produces in the screening process can't adsorb and collect to discharge after filtering, can't wash the colliery, further improve screening efficiency, so need design the sieving mechanism that coal mining adopted.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a sieving mechanism that coal mining adopted to solve the problem that proposes in the above-mentioned background art.

In order to achieve the above purpose, the utility model provides a following technical scheme: screening device that coal mining adopted, including base, box and fixed cover, the both ends at base top have the fixing base through spacing movable mounting, fixedly connected with box between the fixing base, the inside fixed mounting of box has the screen cloth, the screening chamber has been seted up to the inside of box, the filter chamber has been seted up to the inside box of screening chamber one side, and the inside fixed mounting of filter chamber has the coarse strainer, one side fixed mounting of box has electric putter, the fixed cover of top fixedly connected with of box, the top fixed mounting of fixed cover has the suction box, the inside fixedly connected with air exhauster of suction box, the fixed cover top of suction box one side is through support frame fixedly connected with water pump, the inside fixed mounting of fixed cover has the pipeline.

The working personnel can pour coal mine needing to be screened into the box body from the feeding hole on one side of the fixed cover, the vibrating motor drives the box body to vibrate after being electrified to screen the coal mine, sand stone is separated from the coal mine by utilizing the screen, the sand stone falls to the bottom inside the screening cavity through the screen, the sand stone enters the inside of the storage box through the discharging pipe on the bottom of the box body, the exhaust fan starts to work after being electrified, dust inside the box body is adsorbed and collected by utilizing the dust absorption pipe, the coal mine enters the inside of the filtering cavity on the bottom of the pipeline, the electromagnetic valve is opened after being electrified, water inside the water storage box is pumped out through the water inlet pipe connected between the water storage box and the water pump after being electrified, the water enters the inside of the pipeline through the water outlet pipe connected between the water pump and the supporting frame, and the water is sprayed out from the spray head, the coal mine washing device comprises a filter chamber, sand and stones which are not separated from the coal mine are further washed down, automatic blanking is carried out on the coal mine which is screened and washed through one side of a screen, the sand and the water which is produced by washing fall to the top of a coarse filter screen through the screen, the sand and the water are filtered through the coarse filter screen, the sand and the stones are left at the top of the coarse filter screen, the water can flow into the bottom inside the filter chamber and are discharged through a drain pipe after being further filtered through a fine filter screen, after the blanking of the coal mine is finished, an electric push rod is electrified to drive a baffle to move downwards, the sand and stones at the top of the coarse filter screen can be automatically discharged through one side of the coarse filter screen, after the device is used, a worker can open a box door on the surface of a dust suction box, and the dust inside the dust suction box is cleaned up.

Preferably, through spring swing joint between spacing and the fixing base, the inboard box both ends fixed mounting of fixing base has vibrating motor, and the inside fixed mounting of suction box of air exhauster bottom has the filter screen. Utilize the spring can prevent that the box from driving the base and vibrating when vibrating, improved the stability of device, drive the box after the vibrating motor circular telegram and vibrate, carry out vibration screening to the colliery, the dust after the absorption gets into the inside of suction box and utilizes the filter screen to filter the dust, and the dust is stayed the bottom of suction box inside.

Preferably, the bottom of box fixed mounting has the drain pipe, the inside fixedly connected with fine filter screen of drain pipe. The water primarily filtered by the coarse filter screen can be further filtered by the fine filter screen, and the water is convenient to be discharged to the outside of the device by the drainage pipe.

Preferably, the top of the electric push rod is fixedly provided with a baffle, and the baffle is attached to one side of the box body. Utilize the baffle to block the grit at the inside coarse strainer top of box, prevent that grit and screening from wasing the colliery unloading simultaneously after accomplishing.

Preferably, the both sides fixedly connected with dust absorption pipe of dust absorption case, and the dust absorption socle bottom extends to the inside of fixed cover, and the top fixed mounting of base has the storage water tank, and one side fixed mounting of storage water tank has the solenoid valve, and storage water tank one side swing joint at base top has the storage case, the base top fixedly connected with control box of storage case one end. Utilize the dust absorption pipe can be convenient for inhale the inside of dust absorption case with the inside dust of box, utilize the storage water tank to supply water for device wiper mechanism, guarantee that the device goes on smoothly, utilize the storage case can store the grit of the discharging pipe outflow from screening chamber bottom, and the clearance of being convenient for, utilize the control box to control water pump, vibrating motor, air exhauster, electric putter and solenoid valve, the staff of being convenient for uses the device.

Preferably, the bottom of the pipeline is fixedly connected with a spray head, and the pipeline penetrates through the fixing cover and is fixedly connected with the water pump through the supporting frame. The coal mine after the screening is finished is convenient to wash by the spray head, so that the coal mine is washed uniformly, and the working efficiency is improved.

Compared with the prior art, the beneficial effects of the utility model are that:

1. through mutually supporting between the dust absorption mechanism, usable air exhauster and dust absorption pipe adsorb to the inside dust of box and collect the processing, the inside that the dust after adsorbing got into the suction box utilizes the filter screen to filter the dust, the dust is stayed in the inside bottom of suction box, use at the device and accomplish the back, the chamber door on suction box surface can be opened to the staff, clear up the dust of suction box inside, utilize electric putter to drive the baffle and remove downwards, one side automatic discharge of the grit accessible coarse strainer at coarse strainer top, realize automatic unloading.

2. Through mutually supporting between the wiper mechanism, utilize the water pump to take out the inside water of storage water tank to the inside of pipeline, water is followed the shower nozzle blowout, carries out the work of washing to the colliery after the screen cloth screening, further will wash down with the not detached grit in colliery, utilizes filter mechanism can carry out filtration treatment to water, and the grit drops to the top of coarse strainer through the screen cloth with the water that washs the production, utilizes the coarse strainer to carry out filtration treatment to grit and water, and water filters the back through the drain pipe after passing through coarse strainer and fine filter screen layer upon layer and discharges.

Drawings

Fig. 1 is a front view of the present invention;

FIG. 2 is a schematic view of the internal structure of the present invention;

fig. 3 is a side view of the present invention;

FIG. 4 is a schematic view of a partial structure of the suction box of the present invention;

FIG. 5 is a schematic view of a partial structure of the supporting frame of the present invention;

fig. 6 is a schematic view of a local structure of the electric putter of the present invention.

In the figure: 1. a base; 101. a limiting frame; 2. a water storage tank; 3. a spring; 301. a fixed seat; 4. a box body; 401. a screen mesh; 402. a screening chamber; 403. a filter chamber; 5. a fixed cover; 6. a dust collection box; 601. a dust collection pipe; 7. a water pump; 8. a support frame; 9. a vibration motor; 10. coarse filtration; 11. a material storage box; 12. an exhaust fan; 13. a filter screen; 14. a pipeline; 15. a spray head; 16. a baffle plate; 17. an electric push rod; 18. a fine filter screen; 19. a drain pipe; 20. an electromagnetic valve; 21. and a control box.

Detailed Description

The technical solution of the present invention will be further explained with reference to the accompanying drawings and specific embodiments.

Example one

As shown in fig. 1, fig. 2, fig. 3, fig. 4, fig. 5 and fig. 6, the utility model provides a sieving mechanism that coal mining adopted, including base 1, box 4 and fixed cover 5, the both ends at base 1 top have fixing base 301 through spacing 101 movable mounting, fixedly connected with box 4 between the fixing base 301, the inside fixed mounting of box 4 has screen cloth 401, screening chamber 402 has been seted up to the inside of box 4, filter chamber 403 has been seted up to the inside of box 4 of screening chamber 402 one side, and the inside fixed mounting of filter chamber 403 has coarse strainer 10, one side fixed mounting of box 4 has electric putter 17, the top fixedly connected with fixed cover 5 of box 4, the top fixed mounting of fixed cover 5 has suction box 6, the inside fixedly connected with air exhauster 12 of suction box 6, the fixed cover 5 top of suction box 6 one side is through support frame 8 fixedly connected with water pump 7, the inside fixed mounting of fixed cover 5 has pipeline 14, through spring 3 movable connection between spacing 101 and the fixed cover 301, the inboard box 4 both ends fixed mounting of fixing base 301 has vibration motor 9, the fixed mounting of fixing base 12 has the filter screen 13, the inside fixed mounting has filter screen cloth 19, the inside fixed mounting has fine drain pipe 19 of box 4.

The working principle of the screening device for coal mining based on the embodiment 1 is as follows: a worker can pour coal mine needing to be screened into the box body 4 from a feeding hole on one side of the fixed cover 5, the vibrating motor 9 is electrified to drive the box body 4 to vibrate to screen the coal mine, sandstone and the coal mine are separated by using the screen 401, the sandstone falls to the bottom inside the screening cavity 402 through the screen 401 and enters the inside of the storage box 11 through a discharge pipe at the bottom of the box body 4, the exhaust fan 12 starts to work after being electrified, dust inside the box body 4 is adsorbed and collected by using the dust absorption pipe 601, the adsorbed dust enters the inside of the dust absorption box 6 and is filtered by using the filter screen 13, the dust is remained at the bottom inside the dust absorption box 6, the coal mine enters the inside of the filter cavity 403 at the bottom of the pipeline 14, the electromagnetic valve 20 is electrified and then opened, the water inside the water storage tank 2 is pumped out by the water inlet pipe connected between the water storage tank 2 and the water pump 7 after the water pump 7 is electrified, then the water enters the pipeline 14 through a water outlet pipe connected between a water pump 7 and a support frame 8, water is sprayed out from a spray head 15 to wash the coal mine in a filter cavity 403, further sand which is not separated from the coal mine is washed off, the coal mine which is screened and cleaned is automatically blanked off through one side of a screen 401, the sand and the water generated by cleaning fall to the top of a coarse filter screen 10 through the screen 401, the sand and the water are filtered by the coarse filter screen 10, the sand and the water are left at the top of the coarse filter screen 10, the water can flow into the bottom of the filter cavity 403 and is discharged through a drain pipe 19 after being further filtered by a fine filter screen 18, after the coal mine blanking is finished, an electric push rod 17 is electrified to drive a baffle 16 to move downwards, the sand at the top of the coarse filter screen 10 can be automatically discharged through one side of the coarse filter screen 10, and after the device is used, a worker can open a box door on the surface of a dust suction box 6, the dust in the dust box 6 is cleaned.

Example two

As shown in fig. 1, fig. 2 and fig. 6, the utility model provides a sieving mechanism for coal mining, compare in embodiment one, this embodiment still includes: electric putter 17's top fixed mounting has baffle 16, and the one side of baffle 16 and box 4 is laminated mutually, the both sides fixedly connected with dust absorption pipe 601 of dust absorption case 6, and dust absorption pipe 601 bottom extends to the inside of fixed cover 5, and the top fixed mounting of base 1 has storage water tank 2, and one side fixed mounting of storage water tank 2 has

solenoid valve

20, and 2 one side swing joint in storage water tank one side at 1 top of base have storage case 11, the 1 top fixedly connected with control box 21 of base of storage case 11 one end, the bottom fixedly connected with shower nozzle 15 of pipeline 14, pipeline 14 run through fixed cover 5 and support frame 8 and water pump 7 between the fixed connection.

In this embodiment, as shown in fig. 6, the baffle 16 can be used to block the gravel on the top of the coarse filter screen 10 inside the box 4, so as to prevent the gravel and the screened and cleaned coal mine from being discharged at the same time; as shown in fig. 2, the dust suction pipe 601 is used for sucking dust in the box body 4 into the dust suction box 6, the water storage tank 2 is used for supplying water to the cleaning mechanism of the device, so as to ensure the smooth operation of the device, the material storage tank 11 is used for storing sandstone flowing out from the discharge pipe at the bottom of the screening chamber 402 and facilitating cleaning, and the control box 21 is used for controlling the water pump 7, the vibration motor 9, the exhaust fan 12, the electric push rod 17 and the electromagnetic valve 20, so as to facilitate the use of the device by a worker; as shown in figure 1, the coal mine after screening is conveniently washed by the spray head 15, so that the coal mine is uniformly washed, and the working efficiency is improved.

The above embodiments are merely some preferred embodiments of the present invention, and those skilled in the art can make various alternative modifications and combinations to the above embodiments based on the technical solution of the present invention and the related teachings of the above embodiments.

Claims

1. Sieving mechanism that coal mining adopted, including base (1), box (4) and fixed cover (5), its characterized in that: base (1) the both ends at top have fixing base (301) through spacing (101) movable mounting, fixedly connected with box (4) between fixing base (301), the inside fixed mounting of box (4) has screen cloth (401), screening chamber (402) have been seted up to the inside of box (4), filter chamber (403) have been seted up to box (4) inside of screening chamber (402) one side, and the inside fixed mounting of filter chamber (403) has coarse strainer (10), one side fixed mounting of box (4) has electric putter (17), the top fixedly connected with fixed cowling (5) of box (4), the top fixed mounting of fixed cowling (5) has suction box (6), the inside fixedly connected with air exhauster (12) of suction box (6), support frame (8) fixedly connected with water pump (7) are passed through at fixed cowling (5) top of suction box (6) one side, the inside fixed mounting of fixed cowling (5) has pipeline (14).

2. The screening apparatus for coal mining according to claim 1, wherein: spacing (101) and fixing base (301) between through spring (3) swing joint, fixing base (301) inboard box (4) both ends fixed mounting has vibrating motor (9), and suction box (6) the inside fixed mounting of air exhauster (12) bottom has filter screen (13).

3. The screening apparatus for coal mining according to claim 1, wherein: the bottom fixed mounting of box (4) has drain pipe (19), the inside fixedly connected with fine filter screen (18) of drain pipe (19).

4. The screening apparatus for coal mining according to claim 1, wherein: the top of the electric push rod (17) is fixedly provided with a baffle (16), and the baffle (16) is attached to one side of the box body (4).

5. The screening apparatus for coal mining according to claim 1, wherein: the dust collection device is characterized in that dust collection pipes (601) are fixedly connected to two sides of a dust collection box (6), the bottoms of the dust collection pipes (601) extend to the inside of a fixed cover (5), a water storage tank (2) is fixedly mounted at the top of a base (1), an electromagnetic valve (20) is fixedly mounted on one side of the water storage tank (2), a storage box (11) is movably connected to one side of the water storage tank (2) at the top of the base (1), and a control box (21) is fixedly connected to the top of the base (1) at one end of the storage box (11).

6. The screening apparatus for coal mining according to claim 1, wherein: the bottom of pipeline (14) is fixedly connected with shower nozzle (15), and pipeline (14) run through fixed cover (5) and support frame (8) and water pump (7) between fixed connection.