CN108405163A - A kind of multi-stage crushing device of coal - Google Patents

Abstract

The invention discloses a kind of multi-stage crushing devices of coal, including bottom plate, it is fixedly connected with babinet at the top of the bottom plate, it is fixedly connected with rectangular box at the top of the babinet side, the side of the top of the box is fixedly connected with protective housing, it is fixedly connected with support plate between the both sides of the cabinet wall, the side of the support plate bottom is fixedly connected with installs case, the bottom of the installation chamber interior wall is fixedly connected with first motor, one end of the first motor output shaft is fixedly connected with rotating device, the rotating device includes fanning strip, the side of the fanning strip is fixedly connected with one end of first motor output shaft, the present invention relates to coal production technical fields.The multi-stage crushing device of the coal squeezes, it can be achieved that carrying out crushing quickly and efficiently to coal, can thoroughly be crushed to some larger coals, time saving and energy saving, easy to operate, improves the efficiency of crushing, reduces many unnecessary costs.

Description

A multi-stage crushing device for coal

technical field

The invention relates to the technical field of coal production, in particular to a multistage coal crushing device.

Background technique

Coal pulverizer is called coal crusher for short, and it is one of the commonly used equipment in the crushing coal and coal gangue production line. The coal pulverizer is improved on the basis of the old hammer crusher. Machine, this coal pulverizer is mainly aimed at the special model used for pulverizing coal in coal washing plants, brick factories, etc. This model solves the problem that the material has a high moisture content and is easy to block when pulverized, because the coal pulverizer is designed without The sieve bottom and screen mesh, so even if the moisture point of the material is large, there will be no clogging, and normal production can be carried out even in rainy days. In addition, although the coal pulverizer does not have a sieve bottom, it uses upper and lower two-stage rotors for crushing , the output particle size is more uniform and ultra-fine, which can be controlled below 2mm.

The current coal crushing device cannot achieve fast and efficient crushing in the process of coal crushing. In the process of using it, the operation is complicated, time-consuming and laborious, and it cannot achieve the desired effect. For some larger block shapes The coal cannot be crushed effectively, and the crushing of larger coals may cause damage to the crushing device, affect the use of the device, and bring a lot of trouble to the follow-up work.

Contents of the invention

Aiming at the deficiencies of the prior art, the present invention provides a coal multistage crushing device, which solves the problem that the coal cannot be quickly and efficiently multistage crushed.

In order to achieve the above object, the present invention is achieved through the following technical solutions: a multi-stage coal crushing device, including a bottom plate, the top of the bottom plate is fixedly connected with a box, and the top of one side of the box is fixedly connected with a rectangular box , one side of the top of the box body is fixedly connected with a protective box, the two sides of the inner wall of the box are fixedly connected with a support plate, one side of the bottom of the support plate is fixedly connected with an installation box, and the inner wall of the installation box The bottom of the motor is fixedly connected with a first motor, and one end of the output shaft of the first motor is fixedly connected with a rotating device, and the rotating device includes a sector plate, one side of the sector plate is fixedly connected with one end of the output shaft of the first motor, The bottom of the fan-shaped plate is fixedly connected with a push rod. Between the two sides of the inner wall of the box and at the bottom of the support plate, a movable rod is rotatably connected with a bearing. The outer surface of the movable rod is covered with a rotating plate. One side of the surface of the push rod is fixedly connected with a push block, the top and bottom of the rotating plate are provided with chute matching with the push block, and both sides of the rotating plate are provided with The outer surface of the movable rod and one side of the rotating plate are covered with gears, the bottom of the support plate and one side of the installation box are fixedly connected with a telescopic rod, and the bottom end of the telescopic rod A toothed plate meshed with the gear is fixedly connected, an arc-shaped plate is fixedly connected to the bottom of the tooth-shaped plate, and a convex block is fixedly connected to the bottom of the arc-shaped plate.

Preferably, spring bars are fixedly connected to both sides of the bottom of the inner wall of the box, and filter plates are fixedly connected to the top of the spring bar, and both sides of the filter plate are slidably connected to the inner wall of the box.

Preferably, the top of one side of the inner wall of the rectangular box is rotatably connected to a rotating rod through a bearing, and the end of the rotating rod away from the rectangular box passes through the rectangular box and the protective box in turn and extends to the inside of the protective box, and the rotating rod extends to One end inside the protective box is provided with a first bevel gear, the bottom of the inner wall of the rectangular box is fixedly connected with a second motor, one end of the output shaft of the second motor is provided with a first pulley, and the outer surface of the rotating rod In addition, a second pulley is sheathed inside the rectangular box, and the outer surface of the second pulley is connected to the outer surface of the first pulley through a belt.

Preferably, one side of the top of the inner wall of the protective box is rotatably connected to a vertical bar through a bearing, and the bottom end of the vertical bar passes through the protective box and the box body in turn and extends to the inside of the box body, and the vertical bar extends to the box body A conical block is sheathed at one end inside, and a second bevel gear meshed with the first bevel gear is sheathed on the outer surface of the vertical rod and inside the protective box.

Preferably, between the two sides of the inner wall of the box and at the top of the support plate, a worm is rotatably connected with a bearing, and the end of the worm away from the box runs through the box and the rectangular box in turn and extends the inside of the rectangular box. One end of the worm extending to the inside of the rectangular box is fixedly connected to one end of the output shaft of the second motor through a coupling; The inner wall of the crushing barrel is fixedly connected with sawtooth, the outer surface of the long rod is covered with a worm wheel that matches the worm, the outer surface of the crushing barrel is covered with a fixing plate, and both sides of the fixing plate pass through The connecting block is fixedly connected with the inner wall of the box body, and a discharge pipe is connected to one side of the bottom of the inner wall of the crushing barrel, and an electromagnetic discharge valve is fixedly connected to the inside of the discharge pipe.

Preferably, one side of the top of the support plate is communicated with a discharge pipe, the end of the discharge pipe away from the support plate penetrates the box body and extends to the outside of the box body, and the discharge pipe extends to one end outside the box body It communicates with one side of the box body, both sides of the bottom of the bottom plate are fixedly connected with universal wheels, the bottom of the inner wall of the box body is movably connected with a receiving box, and the other side of the top of the box body is fixedly connected with an inlet Nozzle.

Beneficial effect

The invention provides a coal multistage crushing device. Has the following beneficial effects:

(1), the multi-stage pulverizing device for coal is fixedly connected with a rotating device at one end of the output shaft of the first motor, and the rotating device includes a sector plate, which is fixedly connected with one end of the output shaft of the first motor at one side of the sector plate , a push rod is fixedly connected to the bottom of the fan-shaped plate, and a movable rod is connected between the two sides of the inner wall of the box and at the bottom of the support plate through bearing rotation, and a rotating plate is set on the outer surface of the movable rod. One side of the surface is fixedly connected with a push block, and the top and bottom of the rotating plate are provided with a chute matching the push block, and both sides of the rotating plate are provided with arc grooves matching the fan-shaped plate. A gear is set on the outer surface of the movable rod and on one side of the rotating plate, and through the cooperation of the telescopic rod, the toothed plate, the arc plate, the bump, the spring rod and the filter plate, the coal can be quickly and quickly Efficient crushing and extrusion can completely crush some larger coals, saving time and effort, simple operation, improving the efficiency of crushing, bringing a lot of convenience to the follow-up work, and reducing a lot of unnecessary costs.

(2) The multi-stage crushing device for coal can achieve the first-stage stirring of coal by setting a conical block at one end of the vertical rod extending to the inside of the box, and fixedly connecting sawtooth on the inner wall of the crushing barrel Breaking and reducing larger lumps of coal creates good conditions for follow-up work.

(3) The coal multi-stage crushing device is connected with a discharge pipe on one side of the top of the support plate, and the end of the discharge pipe away from the support plate penetrates the box and extends to the outside of the box. The end extending to the outside of the box communicates with one side of the box, which can guide the coal after the first-stage stirring and crushing, and provides convenience for the subsequent second-stage crushing and extrusion work.

(4) The multi-stage crushing device for coal is movably connected with a receiving box at the bottom of the inner wall of the box, so that the crushed coal can be taken, which is convenient and quick, and improves the working efficiency.

Description of drawings

Fig. 1 is a structural representation of the present invention;

Fig. 2 is the structural representation of rotating device of the present invention;

Fig. 3 is the side view of toothed plate structure of the present invention;

Fig. 4 is the partial enlarged view of place A in Fig. 1 of the present invention;

Fig. 5 is a partial enlarged view of B in Fig. 1 of the present invention.

In the figure: 1 bottom plate, 2 box body, 3 rectangular box, 4 protective box, 5 support plate, 6 installation box, 7 first motor, 8 rotating device, 81 sector plate, 82 push rod, 83 rotating plate, 84 push block , 85 chute, 86 arc groove, 9 movable rod, 10 gear, 11 telescopic rod, 12 tooth plate, 13 arc plate, 14 bump, 15 spring rod, 16 filter plate, 17 rotating rod, 18 first Bevel gear, 19 second motor, 20 first pulley, 21 second pulley, 22 vertical rod, 23 conical block, 24 second bevel gear, 25 worm, 26 long rod, 27 crushing bucket, 28 sawtooth, 29 worm gear, 30 fixed plate, 31 discharge pipe, 32 electromagnetic discharge valve, 33 discharge pipe, 34 universal wheel, 35 feed box, 36 feed nozzle.

Detailed ways

The following will clearly and completely describe the technical solutions in the embodiments of the present invention with reference to the accompanying drawings in the embodiments of the present invention. Obviously, the described embodiments are only some, not all, embodiments of the present invention. Based on the embodiments of the present invention, all other embodiments obtained by persons of ordinary skill in the art without making creative efforts belong to the protection scope of the present invention.

Please refer to Figures 1-5, the present invention provides a technical solution: a multi-stage coal crushing device, including a bottom plate 1, the top of the bottom plate 1 is fixedly connected with a box body 2, and is located between the two sides of the inner wall of the box body 2 The top of the support plate 5 is connected with a worm 25 through bearing rotation, and the end of the worm 25 away from the box 2 runs through the box 2 and the rectangular box 3 in turn and extends the inside of the rectangular box 3, and the end of the worm 25 extending to the inside of the rectangular box 3 passes through the joint. The shaft device is fixedly connected to one end of the output shaft of the second motor 19, and the top of the support plate 5 is connected to a long rod 26 through bearing rotation, and the top of the long rod 26 is fixedly connected to a crushing bucket 27, and the inner wall of the crushing bucket 27 is fixedly connected to a sawtooth 28. , the outer surface of the long rod 26 is covered with a worm wheel 29 that is compatible with the worm 25, the outer surface of the crushing bucket 27 is covered with a fixing plate 30, and both sides of the fixing plate 30 are fixed to the inner wall of the box body 2 by connecting blocks. Connection, one side of the bottom of the inner wall of the crushing barrel 27 is connected with a discharge pipe 31, and the inside of the discharge pipe 31 is fixedly connected with an electromagnetic discharge valve 32, and both sides of the bottom of the inner wall of the box body 2 are fixedly connected with a spring rod 15, and the spring rod The top of 15 is fixedly connected with a filter plate 16, and both sides of the filter plate 16 are slidably connected with the inner wall of the box body 2, and both sides of the filter plate 16 are slidably connected with the inner wall of the box body 2 through sliders and slide rails, and the box body 2 The top of one side is fixedly connected with a rectangular box 3, and the top of one side of the inner wall of the rectangular box 3 is rotatably connected with a rotating rod 17 through a bearing. Inside the box 4, the first bevel gear 18 is set on the end of the rotating rod 17 extending to the inside of the protective box 4, the bottom of the inner wall of the rectangular box 3 is fixedly connected with the second motor 19, and one end of the output shaft of the second motor 19 is set with a The first pulley 20, the outer surface of the rotating rod 17 and the second pulley 21 is sleeved inside the rectangular box 3, the outer surface of the second pulley 21 is connected with the outer surface of the first pulley 20 through a belt, and the top of the box body 2 One side of the protective box 4 is fixedly connected with a protective box 4, and the top side of the inner wall of the protective box 4 is connected with a vertical bar 22 through bearing rotation, and the bottom end of the vertical bar 22 runs through the protective box 4 and the box body 2 in turn and extends to the inside of the box body 2 One end of the vertical rod 22 extending to the inside of the box body 2 is provided with a tapered block 23, and the outer surface of the vertical rod 22 and the inside of the protective box 4 are provided with a second bevel gear 24 meshing with the first bevel gear 18 A support plate 5 is fixedly connected between both sides of the inner wall of the box body 2, and a discharge pipe 33 is connected to one side of the top of the support plate 5, and the end of the discharge pipe 33 away from the support plate 5 runs through the box body 2 and extends to the box body 2, one end of the discharge pipe 33 extending to the outside of the box body 2 communicates with one side of the box body 2, both sides of the bottom of the bottom plate 1 are fixedly connected with universal wheels 34, and the bottom of the inner wall of the box body 2 is movably connected with a joint The material box 35 and the material receiving box 35 have played a role in conveniently taking the pulverized coal. The other side of the top of the box body 2 is fixedly connected with a feed nozzle 36, and one side of the bottom of the support plate 5 is fixedly connected with an installation box 6 , the bottom of the inner wall of the installation box 6 is fixedly connected with the first motor 7, and one end of the output shaft of the first motor 7 The rotating device 8 is fixedly connected, and the rotating device 8 includes a fan-shaped plate 81, one side of the fan-shaped plate 81 is fixedly connected with an end of the output shaft of the first motor 7, and the bottom of the fan-shaped plate 81 is fixedly connected with a push rod 82, and the inner wall of the box body 2 Between the two sides and at the bottom of the support plate 5, a movable rod 9 is rotatably connected with a bearing. The top and bottom of the rotating plate 83 are provided with a chute 85 compatible with the push block 84, and both sides of the rotating plate 83 are provided with an arc-shaped groove 86 compatible with the fan-shaped plate 81. The outer surface of the movable rod 9 is located on the rotating One side of the plate 83 is covered with a gear 10, the bottom of the support plate 5 and one side of the installation box 6 is fixedly connected with a telescopic rod 11, and the bottom end of the telescopic rod 11 is fixedly connected with a toothed plate 12 meshing with the gear 10 The bottom of the toothed plate 12 is fixedly connected with an arc plate 13, and the bottom of the arc plate 13 is fixedly connected with a bump 14. The bump 14 is for more efficient pulverization and extrusion of the coal on the filter plate 16.

During use, when the coal is to be crushed, the coal is dropped into the crushing barrel 27 through the feed nozzle 36, and the control switch is operated to start the first motor 7 and the second motor 19, and the second motor 19 passes through the first A belt pulley 20 and the second pulley 21 drive the rotating rod 17 to start rotating, and the first bevel gear 18 at one end of the rotating rod 17 also starts to rotate, and the rotation of the first bevel gear 18 drives the second bevel gear 24 meshed with it to start rotating. The second bevel gear 24 drives the vertical rod 22 that is provided with the conical block 23 to start to rotate, and the extrusion block on the surface of the conical block 23 stirs and breaks the coal, and then the second motor 19 drives the worm screw 25 to start rotating, and the worm screw 25 starts to rotate. The worm gear 29 matched with 25 also starts to rotate, and the worm gear 29 drives the crushing barrel 27 to start rotating through the long rod 26, and the sawtooth 28 in the crushing barrel 27 can also crush coal more efficiently at the same time. Afterwards, it falls onto the filter plate 16 through the discharge pipe 31, the electromagnetic discharge valve 32 and the discharge pipe 33. The first motor 7 drives the movable rod 9 to start rotating through the rotating device, and the gear 10 on the movable rod 9 drives the toothed plate 12 moves up and down in the box body 2, the toothed plate 12 drives the arc plate 13 and the bump 14 to carry out the second-stage crushing and rolling of the coal on the filter plate 16, and the crushed coal finally falls into the receiving box 35 Inside, after the crushing work is finished, turn off the power, take out the material receiving box 35, and carry out the next step, so that the whole crushing process of coal has been completed.

It should be noted that in this article, relational terms such as first and second are only used to distinguish one entity or operation from another entity or operation, and do not necessarily require or imply that there is a relationship between these entities or operations. There is no such actual relationship or order between them. Furthermore, the term "comprises", "comprises" or any other variation thereof is intended to cover a non-exclusive inclusion such that a process, method, article, or apparatus comprising a set of elements includes not only those elements, but also includes elements not expressly listed. other elements of or also include elements inherent in such a process, method, article, or device.

Although the embodiments of the present invention have been shown and described, those skilled in the art can understand that various changes, modifications and substitutions can be made to these embodiments without departing from the principle and spirit of the present invention. and modifications, the scope of the invention is defined by the appended claims and their equivalents.

Claims (7)

1. A multi-stage crushing device for coal, comprising a base plate (1), characterized in that: the top of the base plate (1) is fixedly connected with a casing (2), and the top of one side of the casing (2) is fixed A rectangular box (3) is connected, a protective box (4) is fixedly connected to one side of the top of the box body (2), and a support plate (5) is fixedly connected between the two sides of the inner wall of the box body (2), One side of the bottom of the support plate (5) is fixedly connected with an installation box (6), and the bottom of the inner wall of the installation box (6) is fixedly connected with a first motor (7), and the output shaft of the first motor (7) One end of one end is fixedly connected with a rotating device (8), and the rotating device (8) includes a fan-shaped plate (81), and one side of the fan-shaped plate (81) is fixedly connected with one end of the output shaft of the first motor (7), so The bottom of the fan-shaped plate (81) is fixedly connected with a push rod (82), and the bottom of the support plate (5) between the two sides of the inner wall of the box (2) is connected with a movable rod (9) through a bearing rotation, The outer surface of the movable rod (9) is covered with a rotating plate (83), one side of the surface of the push rod (82) is fixedly connected with a push block (84), and the top and bottom of the rotating plate (83) Both are provided with chute (85) compatible with the push block (84), and both sides of the rotating plate (83) are provided with arc grooves (86) compatible with the fan-shaped plate (81). The outer surface of the movable rod (9) is provided with a gear (10) on one side of the rotating plate (83), and the bottom of the support plate (5) is fixedly connected with a telescopic bracket on one side of the installation box (6). Rod (11), the bottom end of the telescopic rod (11) is fixedly connected with a toothed plate (12) meshed with the gear (10), and the bottom of the toothed plate (12) is fixedly connected with an arc-shaped plate ( 13), the bottom of the arc-shaped plate (13) is fixedly connected with a bump (14). 2. The multi-stage crushing device for coal according to claim 1, characterized in that: both sides of the bottom of the inner wall of the box (2) are fixedly connected with spring bars (15), and the spring bars (15) ) top is fixedly connected with a filter plate (16), and both sides of the filter plate (16) are slidably connected with the inner wall of the casing (2). 3. The multi-stage pulverizing device of a kind of coal according to claim 1, characterized in that: the top of one side of the inner wall of the rectangular box (3) is connected with a rotating rod (17) through bearing rotation, and the rotating rod ( 17) The end away from the rectangular box (3) passes through the rectangular box (3) and the protective box (4) in turn and extends to the inside of the protective box (4), and the rotating rod (17) extends to the inside of the protective box (4) One end is provided with a first bevel gear (18), the bottom of the inner wall of the rectangular box (3) is fixedly connected with a second motor (19), and one end of the output shaft of the second motor (19) is provided with a first pulley (20), the outer surface of the rotating rod (17) and the inside of the rectangular box (3) are sheathed with a second pulley (21), and the outer surface of the second pulley (21) passes through the belt and the first pulley (20) the outer surface drive connection. 4. A kind of coal multistage crushing device according to claim 1, characterized in that: one side of the inner wall top of the protective box (4) is connected with a vertical rod (22) through bearing rotation, and the vertical rod ( The bottom end of 22) passes through the protective box (4) and the box body (2) in turn and extends to the inside of the box body (2), and one end of the vertical rod (22) extending to the inside of the box body (2) is provided with a cone Shaped block (23), the outer surface of the vertical rod (22) and the inside of the protective box (4) are sheathed with a second bevel gear (24) meshed with the first bevel gear (18). 5. A coal multi-stage crushing device according to claims 1-4, characterized in that: between the two sides of the inner wall of the box body (2) and on the top of the support plate (5), a worm screw is connected through bearing rotation (25), the end of the worm (25) away from the box (2) runs through the box (2) and the rectangular box (3) in turn and extends the inside of the rectangular box (3), and the worm (25) extends to the rectangular One end inside the box (3) is fixedly connected with an end of the output shaft of the second motor (19) through a shaft coupling, and the top of the support plate (5) is connected with a long rod (26) through bearing rotation, and the long rod ( 26) is fixedly connected with a crushing barrel (27) at the top, the inner wall of the crushing barrel (27) is fixedly connected with sawtooth (28), and the outer surface of the long rod (26) is provided with The matching worm gear (29), the outer surface of the crushing bucket (27) is covered with a fixed plate (30), and both sides of the fixed plate (30) are fixedly connected with the inner wall of the box (2) through a connecting block A discharge pipe (31) is connected to one side of the bottom of the inner wall of the crushing barrel (27), and an electromagnetic discharge valve (32) is fixedly connected to the inside of the discharge pipe (31). 6. A multi-stage coal crushing device according to claims 1-5, characterized in that: one side of the top of the support plate (5) is communicated with a discharge pipe (33), and the discharge pipe (33) One end away from the support plate (5) passes through the box body (2) and extends to the outside of the box body (2), and the discharge pipe (33) extends to one end of the box body (2) outside and the box body (2) One side is connected, both sides of the bottom of the base plate (1) are fixedly connected with universal wheels (34), and the bottom of the inner wall of the box (2) is movably connected with a receiving box (35), and the box ( 2) The other side of the top is fixedly connected with a feeding nozzle (36). 7. A multi-stage crushing method for coal, characterized in that: when the coal is to be crushed, the coal is dropped into the crushing barrel 27 through the feed nozzle 36, and the control switch is operated to make the first motor 7 and the second motor 7 Two motors 19 start to work, and the second motor 19 drives the rotating rod 17 to start rotating by the first belt pulley 20 and the second belt pulley 21, and the first bevel gear 18 at one end of the rotating rod 17 also starts to rotate, and the rotation of the first bevel gear 18 drives and rotates. The second bevel gear 24 that it meshes starts to rotate, and the second bevel gear 24 drives the vertical rod 22 that is sleeved with the conical block 23 to start rotating, and the extrusion block on the surface of the conical block 23 stirs and breaks the coal, and then passes through Second motor 19 drives worm screw 25 and begins to rotate, and the worm wheel 29 that matches with worm screw 25 also starts to rotate, and worm wheel 29 drives pulverizing bucket 27 to start to rotate by elongated bar 26, and the sawtooth 28 in pulverizing bucket 27 also can carry out further to coal simultaneously. Efficient crushing, after the first stage of crushing, it falls onto the filter plate 16 through the discharge pipe 31, the electromagnetic discharge valve 32 and the discharge pipe 33, and the first motor 7 drives the movable rod 9 to start rotating through the rotating device , the gear 10 on the movable rod 9 drives the toothed plate 12 to move up and down in the box body 2, and the toothed plate 12 drives the curved plate 13 and the bump 14 to carry out the second stage of pulverizing and rolling the coal on the filter plate 16, The pulverized coal finally falls into the material receiving box 35. After the crushing work is finished, turn off the power, take out the material receiving box 35, and proceed to the next step, thus completing the entire pulverizing process of the coal.