CN210230094U

CN210230094U - Coal mining crusher

Info

Publication number: CN210230094U
Application number: CN201920581199.XU
Authority: CN
Inventors: Shihua Zhang; 张仕华
Original assignee: Qingdao Xingyuan Power Equipment Manufacturing Co Ltd
Current assignee: Qingdao Xingyuan Power Equipment Manufacturing Co Ltd
Priority date: 2019-04-26
Filing date: 2019-04-26
Publication date: 2020-04-03
Anticipated expiration: 2029-04-26

Abstract

The utility model belongs to the field of coal mine equipment, in particular to a coal mine mining crusher, which aims at the problem that the existing coal mine can not be completely crushed, and provides a proposal that the coal mine mining crusher comprises an L-shaped operating platform, the bottom of the L-shaped operating platform is symmetrically and fixedly connected with two supporting rods, one side of the L-shaped operating platform is symmetrically and fixedly connected with two supporting rods, one end of each supporting rod is fixedly connected with a same crushing box, the top of each crushing box is provided with a feed inlet, the bottom of each crushing box is provided with a blanking hole, one side of the L-shaped operating platform is fixedly connected with a first motor, the first motor is positioned between the two supporting rods, the structure of the coal mine crushing crusher is simple, the coal mine is crushed more thoroughly through the crushing of the crushing boxes and the circular conveying of spiral grooves, the crushing efficiency of the coal mine is improved, and meanwhile, the crusher is clamped, the spiral shaft is convenient to maintain, and the practicability is high.

Description

Coal mining crusher

Technical Field

The utility model relates to a coal mine equipment technical field especially relates to a breaker is used in coal mining in colliery.

Background

The coal mine crusher is crushing equipment for crushing and grinding coal blocks into coal powder, and the technological process of the coal mine crusher is that coal is crushed and the surface area of the coal is increased continuously.

The existing coal mine crusher can not thoroughly crush a coal mine, influences the crushing efficiency of the coal mine, and can not circularly crush the coal mine, so that the coal mine crushing machine for coal mining is provided for solving the problem.

Disclosure of Invention

The utility model aims at solving the defect that the coal mine can not be thoroughly broken in the prior art, and providing a coal mine mining crusher.

In order to achieve the above purpose, the utility model adopts the following technical scheme:

a crusher for coal mining in a coal mine comprises an L-shaped operating platform, wherein two supporting legs are symmetrically and fixedly connected to the bottom of the L-shaped operating platform, two supporting rods are symmetrically and fixedly connected to one side of the L-shaped operating platform, one end of each supporting rod is fixedly connected with the same crushing box, a feeding hole is formed in the top of each crushing box, a blanking hole is formed in the bottom of each crushing box, a first motor is fixedly connected to one side of the L-shaped operating platform and located between the two supporting rods, a first crushing shaft is fixedly connected to an output shaft of the first motor, one end of the first crushing shaft penetrates through the crushing boxes and extends into the crushing boxes and is rotatably connected with the inner wall of one side of each crushing box, a second crushing shaft is connected to the first crushing shaft in a transmission manner, two ends of the second crushing shaft are rotatably connected with the inner walls of two sides of the crushing boxes, and a plurality of crushing teeth are fixedly connected to the first crushing shaft and the second crushing shaft at equal intervals, the top symmetry roll connection of L shape operation panel has two delivery wheels, and the same conveyer belt of transmission connection on two delivery wheels, one side fixedly connected with collecting box of L shape operation panel, the outside fixedly connected with connecting rod of broken case, the one end fixedly connected with helicla flute of connecting rod, the material loading mouth has been seted up to the bottom of helicla flute, the bottom of helicla flute extends to in the collecting box, top one side of helicla flute is equipped with the discharge gate, fixedly connected with third motor on the inner wall of one side of helicla flute, movable clamping has the screw axis on the third motor, carries through the circulation of broken case to the breakage of colliery and helicla flute, makes the colliery broken more thoroughly.

Preferably, the first crushing shaft is fixedly sleeved with a first gear, the second crushing shaft is fixedly sleeved with a second gear, the first gear is meshed with the second gear, and power is provided for the second crushing shaft through interaction of the first gear and the second gear.

Preferably, the opposite side fixed connection backup pad of L shape operation panel, fixedly connected with second motor in the backup pad, the second motor is fixedly connected with pivot on the output shaft, the one end of pivot is run through L shape operation panel and is connected with one of them delivery wheel rotation, provides rotary power for the delivery wheel through the second motor, has guaranteed the transport to the colliery.

Preferably, the top of one side of the spiral groove is rotatably connected with a cover plate, the bottom of the cover plate is fixedly connected with a linear bearing, the linear bearing extends into the spiral groove, one end of the spiral groove penetrates through the linear bearing and is fixedly connected with a rectangular clamping block, a rectangular clamping groove is fixedly connected to an output shaft of the third motor, the rectangular clamping block is clamped with the rectangular clamping groove, a threaded hole is formed in the other side of the spiral groove, one side of the cover plate is in threaded connection with a bolt, one end of the bolt penetrates through the cover plate and extends into the spiral groove, the bolt is in threaded connection with the threaded hole, and the spiral shaft is conveniently maintained through movable clamping of the cover plate, the spiral groove and the third motor.

Preferably, the same filter screen is fixedly connected to the inner walls of the two sides of the collecting box, a box door is arranged at the bottom of the collecting box, and the filter screen can screen the crushed coal mine, so that the coal mine is crushed more uniformly.

In the utility model, if the coal mine is to be crushed, firstly, the coal mine is put into the crushing box from the feed inlet, then the first motor is started, the first motor drives the first crushing shaft to rotate, the first crushing shaft drives the second crushing shaft to rotate through the interaction of the first gear and the second gear, the crushing teeth on the first crushing shaft and the second crushing shaft crush the coal mine for the first time, the crushed coal mine falls into the conveying belt through the blanking hole at the bottom of the crushing box, the conveying belt is driven by the transmission of the second motor, thus the coal mine on the conveying belt can be conveyed into the collecting box, the coal mine with uniform size falls into the bottom of the collecting box through the filter screen, the larger coal mine can be left on the filter screen, at the moment, the third motor is started, the third motor drives the spiral shaft to rotate, thus, the unqualified coal mine left on the filter screen can be left, the top of carrying the helicla flute to from bottom to top, then fall into broken incasement from the discharge gate, carry out the secondary crushing, until all colliery broken thoroughly, then open the chamber door, make the colliery after the breakage is accomplished, take out from the collecting box in, through the circulation breakage, can make the colliery broken thoroughly, improve crushing efficiency.

When the screw shaft needs to be maintained, the screw shaft can be maintained conveniently by only rotating the bolt outwards to separate the bolt from the threaded hole and then rotating the cover plate upwards to separate the rectangular clamping block on the screw shaft from the rectangular clamping groove on the output shaft of the third motor, and the screw shaft can be maintained by clamping the cover plate with the third motor movably, so that the service life of the screw shaft is prolonged.

The utility model discloses simple structure through broken case to the broken of colliery and the circulation of helicla flute is carried, makes the colliery broken more thoroughly, improves colliery crushing efficiency, clamps through the activity of apron and third motor simultaneously, and the maintenance is maintained to the spiral shaft to the convenience, has stronger practicality.

Drawings

Fig. 1 is a schematic structural diagram of a coal mining crusher provided by the utility model;

fig. 2 is a schematic top view of the coal mining crusher according to the present invention;

fig. 3 is the utility model provides a helicla flute profile structure sketch map of breaker for coal mining in the coal mine.

In the figure: the device comprises a 1L-shaped operating platform, 2 supporting rods, 3 crushing boxes, 4 first motors, 5 first crushing shafts, 6 first gears, 7 second crushing shafts, 8 second gears, 9 second motors, 10 rotating shafts, 11 conveying wheels, 12 conveying belts, 13 connecting rods, 14 collecting boxes, 15 filter screens, 16 spiral grooves, 17 discharging ports, 18 cover plates, 19 third motors, 20 rectangular clamping grooves, 21 linear bearings, 22 spiral shafts, 23 rectangular clamping blocks, 24 bolts, 25 supporting legs and 26 box doors.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments.

Referring to fig. 1-3, a coal mining crusher comprises an L-shaped operating platform 1, two support legs 25 are symmetrically and fixedly connected to the bottom of the L-shaped operating platform 1, two support rods 2 are symmetrically and fixedly connected to one side of the L-shaped operating platform 1, one end of each of the two support rods 2 is fixedly connected with a same crushing box 3, a feed inlet is formed in the top of each crushing box 3, a discharge hole is formed in the bottom of each crushing box 3, a first motor 4 is fixedly connected to one side of the L-shaped operating platform 1, the first motor 4 is located between the two support rods 2, a first crushing shaft 5 is fixedly connected to an output shaft of the first motor 4, one end of the first crushing shaft 5 penetrates through each crushing box 3 and extends into each crushing box 3 and is rotatably connected with the inner wall of one side of each crushing box 3, a second crushing shaft 7 is movably connected to the first crushing shaft 5, and two ends of the second crushing shaft 7 are rotatably connected with the inner walls of two sides, a plurality of crushing teeth are fixedly connected on a first crushing shaft 5 and a second crushing shaft 7 at equal intervals, the top of an L-shaped operating platform 1 is symmetrically and rollingly connected with two conveying wheels 11, the two conveying wheels 11 are in transmission connection with a same conveying belt 12, one side of the L-shaped operating platform 1 is fixedly connected with a collecting box 14, the outer side of a crushing box 3 is fixedly connected with a connecting rod 13, one end of the connecting rod 13 is fixedly connected with a spiral groove 16, the bottom of the spiral groove 16 is provided with a feeding hole, the bottom of the spiral groove 16 extends into the collecting box 14, one side of the top of the spiral groove 16 is provided with a discharging hole 17, the inner wall of one side of the spiral groove 16 is fixedly connected with a third motor 19, a spiral shaft 22 is movably clamped on the third motor 19, the crushing of the coal mine and the circular conveying of the spiral groove 16 are realized through the crushing box 3, so that the coal mine can, then a first motor 4 is started, the first motor 4 drives a first crushing shaft 5 to rotate, the first crushing shaft 5 drives a second crushing shaft 7 to rotate through the interaction of a first gear 6 and a second gear 8, crushing teeth on the first crushing shaft 5 and the second crushing shaft 7 perform primary crushing on a coal mine, the crushed coal mine falls onto a conveyer belt 12 through a blanking hole at the bottom of a crushing box 3, the conveyer belt 12 is driven by a second motor 9, so that the coal mine on the conveyer belt 12 can be conveyed into a collecting box 14, the coal mine with uniform size falls onto the bottom of the collecting box 14 through a filter screen 15 through screening of the filter screen 15, a larger coal mine can be left on the filter screen 15, a third motor 19 is started at the moment, the third motor 19 drives a spiral shaft 22 to rotate, so that unqualified coal mine left on the filter screen 15 can be conveyed to the top of a spiral groove 16 from bottom to top, then fall into the crushing box 3 from the discharge port 17 to perform secondary crushing until all coal mines are completely crushed, then the box door 26 is opened to take out the crushed coal mines from the collection box 14, the coal mines can be completely crushed through circular crushing, the crushing efficiency is improved, when the spiral shaft 22 needs to be maintained, the bolt 24 is only required to be outwards rotated to separate the bolt 24 from the threaded hole, then the cover plate 18 is upwards rotated to separate the rectangular clamping block 23 on the spiral shaft 22 from the rectangular clamping groove 20 on the output shaft of the third motor 19, the maintenance can be performed on the spiral shaft 22 at the moment, the spiral shaft 22 is conveniently maintained and maintained through the movable clamping of the cover plate 18 and the third motor 19, the service life of the spiral shaft 22 is prolonged, the structure of the utility model is simple, the coal mines are crushed through the crushing box 3 and the circular conveying of the spiral groove 16, so that the crushing is more complete, the efficiency of colliery breakage is improved, and the activity through apron 18 and third motor 19 clamps simultaneously, conveniently maintains the maintenance to spiral shaft 22, has stronger practicality.

The utility model discloses in, fixed cover is equipped with first gear 6 on the first broken axle 5, and fixed cover is equipped with second gear 8 on the broken axle 7 of second, and first gear 6 and the meshing of second gear 8 mutually, through first gear 6 and the 8 interact of second gear, provide power for the broken axle 7 of second.

The utility model discloses in, the opposite side fixed connection backup pad of L shape operation panel 1, fixedly connected with second motor 9 in the backup pad, second motor 9 is fixedly connected with pivot 10 on the output shaft, and the one end of pivot 10 runs through L shape operation panel 1 and rotates with one of them delivery wheel 11 and be connected, provides rotary power for delivery wheel 11 through second motor 9, has guaranteed the transport to the colliery.

The utility model discloses in, one side top of helicla flute 16 is rotated and is connected with apron 18, the bottom fixedly connected with linear bearing 21 of apron 18, linear bearing 21 extends to in the helicla flute 16, linear bearing 21 and fixedly connected with rectangle fixture block 23 are run through to the one end of screw axis 22, fixedly connected with rectangle draw-in groove 20 on third motor 19's the output shaft, rectangle fixture block 23 clamps with rectangle draw-in groove 20 mutually, screw hole has been seted up to the opposite side of helicla flute 16, one side threaded connection of apron 18 has bolt 24, the one end of bolt 24 runs through apron 18 and extends to in the helicla flute 16, bolt 24 and screw hole threaded connection, through setting up apron 18, helicla flute 16, the activity of screw axis 22 and third motor 19 clamps, the convenient maintenance to helical axis 22.

The utility model discloses in, the same filter screen 15 of fixedly connected with on the both sides inner wall of collecting box 14, the bottom of collecting box 14 is equipped with chamber door 26, and filter screen 15 can filter the colliery after the breakage, makes the broken more even in colliery.

In the utility model, when the coal mine is to be crushed, firstly, the coal mine is put into the crushing box 3 from the feed inlet, then the first motor 4 is started, the first motor 4 drives the first crushing shaft 5 to rotate, the first crushing shaft 5 drives the first gear 6 to rotate, the first gear 6 and the second gear 8 interact to drive the second crushing shaft 7 to rotate, the crushing teeth on the first crushing shaft 5 and the second crushing shaft 7 crush the coal mine for the first time, the crushed coal mine falls onto the conveying belt 12 through the blanking hole at the bottom of the crushing box 3, then the second motor 9 is started, the output shaft on the second motor 9 drives the rotating shaft 10 to rotate, the rotating shaft 10 drives the conveying wheel 11 to rotate, thereby the conveying belt 12 rotates, the coal mine on the conveying belt 12 can be conveyed into the collecting box 14, the coal mine with uniform size falls into the bottom of the collecting box 14 through the filter screen 15, the larger coal mine can be left on the filter screen 15, the third motor 19 is started at the moment, the third motor 19 drives the spiral shaft 22 to rotate, the unqualified coal mine left on the filter screen 15 can be conveyed to the top of the spiral groove 16 from bottom to top, then the coal mine falls into the crushing box 3 from the discharge port 17 to be crushed for the second time until all the coal mines are completely crushed, then the box door 26 is opened to enable the crushed coal mine to be taken out from the collection box 14, when the maintenance of the spiral shaft 22 is needed, the bolt 24 is separated from the threaded hole only by rotating the bolt 24 outwards, then the cover plate 18 is rotated upwards, the rectangular clamping block 23 on the spiral shaft 22 is separated from the rectangular clamping groove 20 on the output shaft of the third motor 19, and the maintenance and clamping of the spiral shaft 22 can be carried out at the moment.

Above, only be the concrete implementation of the preferred embodiment of the present invention, but the protection scope of the present invention is not limited thereto, and any person skilled in the art is in the technical scope of the present invention, according to the technical solution of the present invention and the design of the present invention, equivalent replacement or change should be covered within the protection scope of the present invention.

Claims

1. The crusher for coal mining in the coal mine comprises an L-shaped operating platform (1) and is characterized in that two support legs (25) are symmetrically and fixedly connected to the bottom of the L-shaped operating platform (1), two support rods (2) are symmetrically and fixedly connected to one side of the L-shaped operating platform (1), one end of each support rod (2) is fixedly connected with the same crushing box (3), a feed inlet is formed in the top of each crushing box (3), a blanking hole is formed in the bottom of each crushing box (3), a first motor (4) is fixedly connected to one side of the L-shaped operating platform (1), the first motor (4) is located in the middle of the two support rods (2), a first crushing shaft (5) is fixedly connected to an output shaft of the first motor (4), one end of the first crushing shaft (5) penetrates through the crushing boxes (3) and extends into the crushing boxes (3), the crushing device is characterized by being rotatably connected with the inner wall of one side of the crushing box (3), a second crushing shaft (7) is connected to the first crushing shaft (5) in a transmission manner, two ends of the second crushing shaft (7) are rotatably connected with the inner walls of two sides of the crushing box (3), a plurality of crushing teeth are fixedly connected to the first crushing shaft (5) and the second crushing shaft (7) at equal intervals, two conveying wheels (11) are symmetrically and roll-connected to the top of the L-shaped operating platform (1), the same conveying belt (12) is connected to the two conveying wheels (11) in a transmission manner, a collecting box (14) is fixedly connected to one side of the L-shaped operating platform (1), a connecting rod (13) is fixedly connected to the outer side of the crushing box (3), a spiral groove (16) is fixedly connected to one end of the connecting rod (13), a feeding port is formed in the bottom of the spiral groove (16), and the bottom of the spiral groove (16) extends, a discharge hole (17) is formed in one side of the top of the spiral groove (16), a third motor (19) is fixedly connected to the inner wall of one side of the spiral groove (16), and a spiral shaft (22) is movably clamped on the third motor (19).

2. The coal mining crusher of claim 1, characterized in that a first gear (6) is fixedly sleeved on the first crushing shaft (5), a second gear (8) is fixedly sleeved on the second crushing shaft (7), and the first gear (6) is meshed with the second gear (8).

3. The coal mining crusher according to claim 1, characterized in that the other side of the L-shaped operating platform (1) is fixedly connected with a supporting plate, a second motor (9) is fixedly connected to the supporting plate, the second motor (9) is a rotating shaft (10) fixedly connected to an output shaft, and one end of the rotating shaft (10) penetrates through the L-shaped operating platform (1) and is rotatably connected with one of the conveying wheels (11).

4. The coal mining crusher of claim 1, characterized in that a cover plate (18) is rotatably connected to the top of one side of the spiral groove (16), the bottom of the cover plate (18) is fixedly connected with a linear bearing (21), the linear bearing (21) extends into the spiral groove (16), one end of the screw shaft (22) penetrates through the linear bearing (21) and is fixedly connected with a rectangular clamping block (23), a rectangular clamping groove (20) is fixedly connected on an output shaft of the third motor (19), the rectangular clamping block (23) is clamped with the rectangular clamping groove (20), a threaded hole is formed in the other side of the spiral groove (16), one side of the cover plate (18) is in threaded connection with a bolt (24), one end of the bolt (24) penetrates through the cover plate (18) and extends into the spiral groove (16), and the bolt (24) is in threaded connection with the spiral hole.

5. The coal mining crusher for the coal mine according to claim 1, characterized in that the same filter screen (15) is fixedly connected to the inner walls of the two sides of the collecting box (14), and a box door (26) is arranged at the bottom of the collecting box (14).