CN117772587A - Coal mine screening equipment for coal mining and application method thereof - Google Patents

Abstract

The invention relates to the technical field of coal mine screening equipment for coal mining and discloses coal mine screening equipment for coal mining and a using method thereof. Pouring the coal mine screening port into the device, dropping the coal mine on the upper surface of the screening frame, dropping the coal mine smaller than the spacing of the screening frames into the blanking well, dropping the coal mine from the material receiving plate to one side outside the device, driving the vibration device to vibrate the material receiving plate, preventing the coal mine from staying on the upper surface of the material receiving plate, and shaking the larger coal mine off the upper surface of the conveying belt due to the movement of the screening frame, so that the coal mine finally drops out one end outside the device from the blanking plate.

Description

Coal mine screening equipment for coal mining and application method thereof

Technical Field

The invention relates to the technical field of coal mine screening equipment, in particular to coal mine screening equipment for coal mine exploitation and a using method thereof.

Background

The coal mine screening equipment is mechanical equipment for grading coal mine materials according to particle size, and can improve the quality and the utilization rate of coal mines and reduce the transportation and processing cost. There are many kinds of coal mine screening apparatuses, such as a vibrating screen, a drum screen, a disc screen, a slot screen, and the like. Different types of screening apparatus have different structures and operating principles, but their basic function is to divide coal mine material into two or more portions of different particle sizes using screens or other forms of mesh.

At present, most of existing coal mine screening equipment adopts modes such as a vibrating screen, a rotary screen, a disc screen and a slot screen to screen coal mines, but the screening interval is difficult to adjust in the use process, so that the device has a single use effect, and coal mines with different sizes are inconvenient to screen.

Disclosure of Invention

(one) solving the technical problems

Aiming at the defects of the prior art, the invention provides coal mine screening equipment for coal mine opening and a use method thereof, which have the advantages of adjusting the screening gap of a device, avoiding the blockage of a discharge hole of the device by the coal mine through vibration, and solving the problem that the screening interval is difficult to adjust by the prior device.

(II) technical scheme

In order to achieve the above purpose, the present invention provides the following technical solutions: the utility model provides a colliery screening installation for coal mining and application method thereof, includes casing, first sieve material wheel, sieve work or material rest, blanking well, damping device, casing one side outer wall runs through in first sieve material wheel one end, and sieve material wheel and the inside one end rotation of sieve work or material rest are connected, shells inner wall one end center and blanking well outer wall fixed connection, and the blanking well is located under the sieve work or material rest, blanking well passes through casing and damping device bottom fixed connection.

Preferably, one side of the outer wall of the shell penetrates through and is rotationally connected with a second screening wheel, one end of the first screening wheel and one end of the outer wall of the second screening wheel, far away from the screening rack, are sleeved with a screening belt, the outer wall of one end of the first screening wheel and one end of the second screening wheel, far away from the screening belt, are close to the periphery, are fixedly connected with a group of connecting rods, and two ends of the outer wall of the connecting rod are rotationally connected with a group of screening blocks.

Preferably, the inside bottom rotation of screening material piece is connected with the screening material pole, a plurality of screening work or material shelves are all cup jointed to screening material pole outer wall, and the screening material pole is located the inside both ends of screening work or material rest, the arcwall face has been seted up on the screening work or material rest top, the inside center rotation of screening work or material rest is connected with multidirectional screw thread regulation pole, and the equal fixedly connected with of multidirectional screw thread regulation pole outer wall a plurality of separate pieces.

Preferably, the universal block is fixedly connected with the top end of the damping device, the fixed block is rotationally connected with the top end inside the universal block through the rotating shaft, the material receiving plate is fixedly connected with the upper surface of the fixed block, the vibrating device is fixedly connected with one side of the lower surface of the material receiving plate, and one side of the material receiving plate penetrates through the bottom of one side of the outer wall of the shell and is movably connected with the bottom of one side of the outer wall of the shell.

Preferably, the adjusting window is arranged on the side, close to the top, of the outer wall body of the shell, a group of linkage windows are connected to the outer side of the adjusting window in a sliding mode, sliding strips are connected to the top of the linkage windows in a sliding mode through the shell, a sliding block is fixedly connected to one end of the upper surface of the linkage windows, and a sliding rack is fixedly connected to one side of the upper surface of the sliding block.

Preferably, one side inside the slider is connected with the outer wall of the sliding bar in a sliding way, the top of the outer wall of one side of the shell is rotationally connected with an adjusting shaft, the outer wall of the adjusting shaft is provided with a rack, and the rack on the outer wall of the adjusting shaft is meshed with the rack on the upper surface of the sliding rack.

Preferably, the inside bottom one side fixedly connected with sieve material motor of casing, and sieve material motor output runs through casing outer wall bottom and fixedly connected with drive wheel, shells inner wall runs through and rotates and be connected with transport wheel one, and shells inner wall runs through simultaneously and rotates and be connected with transport wheel two.

Preferably, one end of the outer wall of the transporting wheel is sleeved with a driving belt, one end of the outer wall of the transporting wheel and one end of the outer wall of the transporting wheel are sleeved with a driving belt, and the other end of the outer wall of the transporting wheel and one end of the outer wall of the sieving wheel are sleeved with a driving belt.

Preferably, the first transport wheel and the first outer wall of transport wheel are far away from one end of the transmission belt and are sleeved with the transport belt, the outer walls of the transport belt are fixedly connected with a plurality of transport strips, the two sides of the inside of the shell are fixedly connected with blanking plates, and one side outer wall of each blanking plate penetrates through the bottom of one end of the outer wall of the shell.

Preferably, a coal mine screening device method for coal mine exploitation comprises the following steps:

s1, sliding the linkage window outwards, and driving the other linkage window to move to two sides simultaneously by using an adjusting shaft;

s2, adjusting the interval of a screen frame sliding on the outer wall of the screen rod by rotating the multidirectional screw thread adjusting rod;

s3, driving a screening motor to enable the driving wheel to drive the screening rack to move;

s4, pouring the coal mines into the device from the feed inlet, and shaking through the screening frame to classify the coal mines with different sizes by the device;

s5, driving the vibration device to vibrate the material receiving plate, and shaking the smaller coal mine clamped on the upper surface of the material receiving plate out of the device;

s6, conveying the screened larger coal mine to a blanking plate by a conveying belt, and falling out of the device along the gradient of the upper surface of the blanking plate.

Compared with the prior art, the invention provides coal mine screening equipment for coal mine exploitation and a use method thereof, and the coal mine screening equipment has the following beneficial effects:

1. through driving the sieve material motor, make sieve material belt drive sieve material wheel one and sieve material wheel two, make the sieve work or material rest shake the back, pour the colliery into the device with the colliery feed inlet inside, the colliery falls on sieve work or material rest upper surface, the colliery that is less than sieve work or material rest interval falls into the blanking well, drop to device outside one side from the collecting plate, drive vibrating device, make the collecting plate produce vibrations, make the colliery can not stay at the collecting plate upper surface, great colliery then can be tremble to the conveyer belt upper surface because of the motion of sieve work or material rest, finally fall outside one end of device from the unloading board, thereby make the device screen the colliery, and can make the cinder of card at the collecting plate upper surface by tremble through vibrating device, avoid the cinder to pile up, the jam discharge gate, thereby cause device internal part to take place the damage because the colliery is piled up.

2. Through sliding rack upper surface and regulating spindle outer wall rack intermeshing, the linkage window passes through slider and draw runner to slide in the casing outer wall, translates the linkage window to both sides, adjusts the multidirectional screw thread of outer wall through multidirectional screw thread, makes it adjust the screen cloth frame interval through rotating multidirectional screw thread, thereby can open the linkage window when the device is idle, adjusts the size that wants to screen the colliery, and utilizes the leakproofness of device, even in the device working process, also can not be because of the shake of screen cloth frame, makes the cinder scatter to the device outside.

Drawings

FIG. 1 is a schematic perspective view of the present invention;

FIG. 2 is a schematic view of a partial cross-sectional structure of the present invention;

FIG. 3 is a schematic view of a partial structure of a conveyor belt according to the present invention;

FIG. 4 is a schematic view of a part of the structure of a vibration device according to the present invention;

FIG. 5 is a schematic view of a partial structure of a linked door according to the present invention;

fig. 6 is a schematic view of a multi-directional threaded adjustment rod of the present invention.

Wherein: 1. a housing; 101. a feed inlet; 2. a first screening wheel; 3. a screening frame; 4. a blanking well; 5. a damping device; 6. a second screening wheel; 7. a screening belt; 8. a connecting rod; 9. a screen block; 10. a screening rod; 11. an arc surface; 12. a multidirectional screw thread adjusting rod; 13. a separation block; 14. a universal block; 15. a fixed block; 16. a receiving plate; 17. a vibration device; 18. adjusting the window; 19. a linkage window; 20. a slide bar; 21. a slide block; 22. sliding racks; 23. an adjusting shaft; 24. a screening motor; 25. a driving wheel; 26. a first transport wheel; 27. a second transport wheel; 28. a drive belt; 29. a first transmission belt; 2901. a second transmission belt; 30. a conveyor belt; 31. a transport strip; 32. and (5) blanking plates.

Detailed Description

The following description of the embodiments of the present invention will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present invention, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the invention without making any inventive effort, are intended to be within the scope of the invention.

Referring to fig. 1-6, a coal mine screening device for coal mine exploitation and a using method thereof, the coal mine screening device comprises a shell 1, a first screening wheel 2, a screening frame 3, a blanking well 4 and a damping device 5, wherein the outer wall of one side of the shell 1 penetrates through one end of the first screening wheel 2, the first screening wheel 2 is rotationally connected with one end inside the screening frame 3, the center of one end of the inner wall of the shell 1 is fixedly connected with the outer wall of the blanking well 4, the blanking well 4 is positioned under the screening frame 3, and the blanking well 4 is fixedly connected with the bottom end of the damping device 5 through the shell 1.

Referring to fig. 1-4, one side of the outer wall of the housing 1 is penetrated and rotatably connected with a second sieve wheel 6, one end of the outer walls of the first sieve wheel 2 and the second sieve wheel 6, which are far away from the sieve material frame 3, is sleeved with a sieve material belt 7, one end of the outer walls of the first sieve wheel 2 and the second sieve wheel 6, which are far away from the sieve material belt 7, are fixedly connected with a group of connecting rods 8, two ends of the outer walls of the connecting rods 8 are rotatably connected with a group of sieve material blocks 9, the bottom end inside the sieve material blocks 9 is rotatably connected with a sieve material rod 10, the outer walls of the sieve material rod 10 are sleeved with a plurality of sieve material frames 3, the sieve material rod 10 is positioned at two ends inside the sieve material frames 3, the top end of the sieve material frames 3 is provided with an arc-shaped surface 11, the inside center of the sieve material frames 3 is rotatably connected with a multidirectional threaded adjusting rod 12, the outer walls of the multidirectional threaded adjusting rod 12 are fixedly connected with a plurality of separation blocks 13, the top end of the shock absorbing device 5 is fixedly connected with a universal block 14, the inside top end of the universal block 14 is rotatably connected with a fixed block 15 through a rotating shaft, the upper surface of the fixed block 15 is fixedly connected with a material receiving plate 16, one side of the lower surface of the material receiving plate 16 is fixedly connected with a plate 17, and one side of the lower surface of the material receiving plate 16 is fixedly connected with one side of the vibration plate 16, and one side of the vibration plate is penetrated and movably connected with one side of the bottom of the housing 1.

Through driving sieve material motor 24, make sieve material belt 7 drive sieve material wheel one 2 and sieve material wheel two 6, make sieve work or material rest 3 shake the back, pour the colliery into the device inside from feed inlet 101, the colliery falls on sieve work or material rest 3 upper surface, be less than the colliery of sieve work or material rest 3 interval and fall into blanking well 4, fall to the outside one side of device from receiving the flitch 16, drive vibrating device 17, make receiving flitch 16 produce vibrations, make the colliery can not stay at receiving flitch 16 upper surface, great colliery then can shake to fall to conveyer belt 30 upper surface because of the motion of sieve work or material rest 3, finally fall out the outside one end of device from blanking plate 32, thereby make the device screen the colliery, and can make the cinder of card at receiving flitch 16 upper surface shake through vibrating device 17, avoid cinder to pile up, the jam discharge gate, thereby cause the device internals to take place the damage because the colliery is piled up.

Referring to fig. 1, 5 and 6, an adjusting window 18 is provided near the top of the outer wall of the housing 1, a group of linkage windows 19 is slidably connected to the outer side of the adjusting window 18, the top of the linkage windows 19 is slidably connected with a slide bar 20 through the housing 1, one end of the upper surface of the linkage windows 19 is fixedly connected with a slide block 21, one side of the upper surface of the slide block 21 is fixedly connected with a slide rack 22, one side of the inside of the slide block 21 is slidably connected with the outer wall of the slide bar 20, the top of the outer wall of one side of the housing is rotatably connected with an adjusting shaft 23, the outer wall of the adjusting shaft 23 is provided with a rack, the rack of the outer wall of the adjusting shaft 23 is meshed with the rack of the upper surface of the slide rack 22, one side of the bottom of the inside of the housing 1 is fixedly connected with a screen motor 24, and the output end of the screen motor 24 penetrates the bottom of the outer wall of the housing 1 and is fixedly connected with a driving wheel 25, the inner wall of the shell 1 penetrates and rotates to be connected with a first conveying wheel 26, the inner wall of the shell 1 penetrates and rotates to be connected with a second conveying wheel 27, one end of the outer wall of the first conveying wheel 26 is sleeved with a driving belt 28 with the driving wheel 25, one end of the outer wall of the first conveying wheel 26 and one end of the outer wall of the second conveying wheel 27 are sleeved with a first driving belt 29, one end of the outer wall of the second conveying wheel 27 and one end of the outer wall of the first screening wheel 2 are sleeved with a second driving belt 2901, one end, far away from the first driving belt 29, of the outer wall of the first conveying wheel 26 and one end, far away from the first driving belt 29, of the outer wall of the second conveying wheel 27 are sleeved with a conveying belt 30, the outer walls of the conveying belt 30 are fixedly connected with a plurality of conveying strips 31, two sides of the inner part of the shell 1 are fixedly connected with blanking plates 32, and one side outer wall of the blanking plates 32 penetrates the bottom of one end of the outer wall of the shell 1.

Through sliding rack upper surface and the external wall rack intermeshing of regulating spindle 23, linkage window 19 slides through slider 21 and draw runner 20 and casing 1 outer wall, translates linkage window 19 to both sides, through the multidirectional screw thread of multidirectional screw thread regulation pole 12 outer wall, makes it can adjust the screen frame 3 interval through rotating multidirectional screw thread regulation pole 12 to can open linkage window 19 when the device is idle, adjust the size that wants to screen the colliery, and utilize the leakproofness of device, even in the device working process, also can not be because of the shake of screen frame 3, make the cinder scatter outside the device.

When the coal screening device is used, the screening motor 24 is driven to enable the screening belt 7 to drive the screening wheel I2 and the screening wheel II 6, after the screening frame 3 shakes, coal mines are poured into the device from the feeding hole 101, the coal mines fall on the upper surface of the screening frame 3, coal mines smaller than the distance between the screening frames 3 fall into the blanking well 4, the coal mines fall from the receiving plate 16 to one side outside the device, the vibrating device 17 is driven to enable the receiving plate 16 to vibrate, the coal mines cannot stay on the upper surface of the receiving plate 16, larger coal mines can shake off the upper surface of the conveying belt 30 due to movement of the screening frame 3, and finally the coal mines fall out of one end outside the device from the blanking plate 32, so that the device screens the coal mines, and coal cinder clamped on the upper surface of the receiving plate 16 can be shaken off through the vibrating device 17, so that coal cinder accumulation is avoided.

Although embodiments of the present invention have been shown and described, it will be understood by those skilled in the art that various changes, modifications, substitutions and alterations can be made therein without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.

Claims (10)

1. The utility model provides a colliery screening installation for exploitation in colliery, includes casing (1), sieve material wheel (2), sieves work or material rest (3), blanking well (4), damping device (5), its characterized in that:

the utility model discloses a screen storage device, including casing (1), screen storage device, shock absorber (5), casing (1), blanking well (4), casing (1) top fixedly connected with feed inlet (101), casing (1) one side outer wall runs through with screen storage wheel one (2) one end and rotates to be connected, and screen storage wheel one (2) rotate with the inside one end of screen storage rack (3) and be connected, the inside one end of casing (1) is with blanking well (4) outer wall fixed connection, and blanking well (4) are located screen storage rack (3) under, blanking well (4) are through casing (1) and shock absorber (5) bottom fixed connection.

2. A coal mine screening apparatus for coal mining according to claim 1, wherein: the utility model discloses a sieve material belt, including casing (1), sieve material wheel (2), sieve material wheel (6), sieve material wheel (7), sieve material belt (7), the equal fixedly connected with of department all around (8) are close to sieve material wheel (2) and sieve material wheel (6) one end outer wall, and all rotate at connecting rod (8) outer wall both ends and be connected with a set of sieve material piece (9).

3. A coal mine screening apparatus for coal mining according to claim 1, wherein: the novel multifunctional sieve is characterized in that a sieve rod (10) is rotatably connected to the bottom end inside the sieve block (9), a plurality of sieve material frames (3) are sleeved on the outer wall of the sieve rod (10), the sieve rod (10) is located at two ends inside the sieve material frames (3), an arc-shaped surface (11) is formed in the top end of the sieve material frames (3), a multidirectional thread adjusting rod (12) is rotatably connected to the center inside the sieve material frames (3), and a plurality of separation blocks (13) are fixedly connected to the outer wall of the multidirectional thread adjusting rod (12).

4. A coal mine screening apparatus for coal mining according to claim 1, wherein: the vibration damper is characterized in that the top end of the vibration damper (5) is fixedly connected with a universal block (14), the top end inside the universal block (14) is rotationally connected with a fixed block (15) through a rotating shaft, the upper surface of the fixed block (15) is fixedly connected with a receiving plate (16), one side of the lower surface of the receiving plate (16) is fixedly connected with a vibration device (17), and one side of the receiving plate (16) penetrates through the bottom of one side of the outer wall of the shell (1) and is movably connected with the bottom of one side of the outer wall of the shell.

5. A coal mine screening apparatus for coal mining according to claim 1, wherein: the utility model discloses a sliding window type electric motor is characterized in that an adjusting window (18) is arranged on the outer wall body side of a shell (1) near the top, a group of linkage windows (19) are slidably connected on the outer side of the adjusting window (18), a sliding strip (20) is slidably connected on the top of the linkage windows (19) through the shell (1), a sliding block (21) is fixedly connected at one end of the upper surface of the linkage windows (19), and a sliding rack (22) is fixedly connected on one side of the upper surface of the sliding block (21).

6. A coal mine screening apparatus for coal mining according to claim 1, wherein: one side inside slider (21) and draw runner (20) outer wall sliding connection, shell one side outer wall top rotates and is connected with adjusting shaft (23), and adjusting shaft (23) outer wall is equipped with the rack, adjusting shaft (23) outer wall rack and slip rack (22) upper surface rack intermeshing.

7. A coal mine screening apparatus for coal mining according to claim 1, wherein: the inside bottom one side fixedly connected with sieve material motor (24) of casing (1), and sieve material motor (24) output runs through casing (1) outer wall bottom and fixedly connected with drive wheel (25), casing (1) inner wall runs through and rotates and be connected with transport wheel one (26), and casing (1) inner wall runs through simultaneously and rotates and be connected with transport wheel two (27).

8. A coal mine screening apparatus for coal mining according to claim 1, wherein: one end of the outer wall of the first conveying wheel (26) is sleeved with a driving belt (28) with the driving wheel (25), one end of the outer wall of the first conveying wheel (26) and one end of the outer wall of the second conveying wheel (27) are sleeved with a driving belt (29), and one end of the outer wall of the second conveying wheel (27) and one end of the outer wall of the first screening wheel (2) are sleeved with a driving belt (2901).

9. A coal mine screening apparatus for coal mining according to claim 1, wherein: the conveying belt (30) is sleeved on one end, far away from the first transmission belt (29), of the outer walls of the first conveying wheel (26) and the second conveying wheel (27), a plurality of conveying strips (31) are fixedly connected to the outer walls of the conveying belts (30), blanking plates (32) are fixedly connected to the two sides of the inside of the shell (1), and one side of the outer wall of each blanking plate (32) penetrates through the bottom of one end of the outer wall of the shell (1).

10. A method of using coal mine screening apparatus for coal mining as claimed in claim 1, wherein; the method comprises the following steps:

s1, firstly, sliding the linkage window (19) outwards, and driving the other linkage window (19) to move to two sides simultaneously by using an adjusting shaft (23);

s2, adjusting the interval of a screen frame (3) sliding on the outer wall of the screen rod (10) by rotating a multidirectional screw thread adjusting rod (12);

s3, driving a screening motor (24) to enable a driving wheel (25) to drive the screening frame (3) to move;

s4, pouring the coal mines into the device from the feed inlet (101), and shaking through the screening frame (3) to classify the coal mines with different sizes by the device;

s5, driving the vibration device (17) to vibrate the material receiving plate (16), and shaking out the smaller coal mine clamped on the upper surface of the material receiving plate (16) outside the device;

s6, conveying the screened large coal mine to a blanking plate (32) by a conveying belt (30), and falling out of the device along the gradient of the upper surface of the blanking plate (32).