CN211070330U

CN211070330U - Crushing device for coal mining

Info

Publication number: CN211070330U
Application number: CN201922081117.8U
Authority: CN
Inventors: 赵志强; 王利峰; 郭强
Original assignee: Individual
Current assignee: Individual
Priority date: 2019-11-27
Filing date: 2019-11-27
Publication date: 2020-07-24
Anticipated expiration: 2029-11-27

Abstract

The utility model belongs to the technical field of grinding devices, in particular to a grinding device for coal mining, which comprises a device body, wherein a material discharge pipe is integrally formed at the bottom end of the device body, a driving assembly is erected on the outer side surface of the device body, a rotating shaft is erected inside the device body, a crushing assembly is arranged outside the rotating shaft, the crushing assembly comprises a grinding roller, a bulk material blade and a crushing blade, the crushing blade is fixed on the outer side surface of the grinding roller through a bolt, and a filter material assembly is arranged inside the grinding roller; this milling device's inside has increased broken subassembly, and broken subassembly operation in-process can effectually carry out the breakage of many rounds to the material, and is effectual to the material carry out the breakage, avoids blockking up simultaneously to arrange the material pipe, and the coniform structure of bulk cargo sword leaf, broken sword leaf can avoid self to damage when broken material, the stability of the broken material of lifting means.

Description

Crushing device for coal mining

Technical Field

The utility model belongs to the technical field of milling device, concretely relates to coal mining is with milling device.

Background

The colliery needs to use milling device to pulverize the coal cinder at the mining in-process to carry out follow-up processing transportation to the coal cinder, but broken granule is great in the current milling device use, can block up and arrange the material pipe, influence row material, it can lead to the sword leaf to damage again exactly when equipment operation, need shut down the maintenance when the sword leaf damages, influence equipment continuous use, reduced the production efficiency of equipment simultaneously to a certain extent, to the problem that exposes in the current milling device use, it is necessary to carry out structural improvement and optimization to milling device.

SUMMERY OF THE UTILITY MODEL

For solving the above-mentioned problem that exists among the prior art, the utility model provides a coal mining is with milling device has effectually carries out the breakage to the material, avoids blockking up to arrange the material pipe, avoids the characteristics that the sword leaf damaged.

In order to achieve the above object, the utility model provides a following technical scheme: a crushing device for coal mining comprises a device body, wherein a material discharge pipe is integrally formed at the bottom end of the device body, the outer surface of the device body is provided with a driving component, the inner part of the device body is provided with a rotating shaft, a crushing assembly is arranged on the outer side of the rotating shaft, the crushing assembly comprises a crushing roller, a bulk material knife blade and a crushing knife blade, the crushing roller is fixed on the outer side surface of the rotating shaft by welding, the bulk material knife blade is fixed on the upper surface and the lower surface of the crushing roller by bolts, the crushing blade is fixed on the outer side surface of the crushing roller through a bolt, a filter material component is arranged at the bottom end of the crushing roller and positioned in the device body, the filter material component comprises a filter plate and a through hole, the filter passes through welded fastening at the inner wall of device body, the through-hole is evenly arranged at the upper surface of filter, the bottom that is located the pivot below of filter is fixed with propeller blade through the bolt.

As the utility model discloses a preferred technical scheme of milling device for coal mining, drive assembly include driving motor and drive chain, driving motor passes through the bolt fastening at the outside surface of device body, drive chain has been cup jointed on driving motor's the output shaft, drive chain's one end runs through the side surface of device body and cup joints the tip in the pivot, driving motor's outside surface is equipped with protection component.

As the utility model discloses a preferred technical scheme of milling device for coal mining, protection component include the protecting box, the protecting box passes through the bolt fastening on the outside surface of device body, the outside surface of protecting box has erect the net frame through the torsion pivot, the heat dissipation otter board has been erect to the inside of net frame.

As the utility model discloses a preferred technical scheme of milling device for coal mining, the bottom of protective housing is erect through the welding and is equipped with supplementary otter board.

As the utility model discloses a preferred technical scheme of milling device for coal mine mining, bulk cargo sword leaf, broken sword leaf are coniform component, the round platform form component and two circular cone component combinations that the crushing roller was placed for handstand form.

As the utility model discloses a preferred technical scheme of milling device for coal mine mining, the filter is the hollow circular cone form component of placing for handstand, the upper surface of through-hole keeps parallel with the bottom surface of grinding roller.

As the utility model discloses a preferred technical scheme of milling device for coal mining, the integrated into one piece of the side surface symmetry of crushing roller has protruding direction edges and strips.

Compared with the prior art, the beneficial effects of the utility model are that: this milling device's inside has increased broken subassembly, and broken subassembly operation in-process can effectually carry out the breakage of many rounds to the material, and is effectual to the material carry out the breakage, avoids blockking up simultaneously to arrange the material pipe, and the coniform structure of bulk cargo sword leaf, broken sword leaf can avoid self to damage when broken material, the stability of the broken material of lifting means.

Drawings

The accompanying drawings are included to provide a further understanding of the invention, and are incorporated in and constitute a part of this specification, illustrate embodiments of the invention, and together with the description serve to explain the invention and not to limit the invention. In the drawings:

fig. 1 is a schematic structural view of the present invention;

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

in the figure: 1. a device body; 2. a discharge pipe; 3. a protective box; 4. a torsion shaft; 5. a screen frame; 6. a heat dissipation screen plate; 7. a rotating shaft; 8. a crushing roller; 9. bulk material knife blades; 10. crushing the cutter blade; 11. a filter plate; 12. a through hole; 13. a propeller blade; 14. a drive motor; 15. the chain is driven.

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. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

Examples

Referring to fig. 1-2, the present invention provides the following technical solutions: a crushing device for coal mine mining comprises a device body 1, a material discharging pipe 2 is integrally formed at the bottom end of the device body 1, a driving assembly is erected on the outer side surface of the device body 1, a rotating shaft 7 is erected inside the device body 1, a crushing assembly is arranged outside the rotating shaft 7 and comprises a crushing roller 8, a bulk material blade 9 and a crushing blade 10, the crushing roller 8 is fixed on the outer side surface of the rotating shaft 7 through welding, the bulk material blade 9 is fixed on the upper surface and the lower surface of the crushing roller 8 through bolts, the crushing blade 10 is fixed on the outer side surface of the crushing roller 8 through bolts, a filter material assembly is arranged at the bottom end of the crushing roller 8 inside the device body 1 and comprises a filter plate 11 and through holes 12, the filter plate 11 is fixed on the inner wall of the device body 1 through welding, the through holes 12 are uniformly distributed on the upper surface of the filter plate 11, and a screw propeller blade 13 is fixed at the bottom end of the rotating shaft 7 below, in this embodiment, propeller blade 13 rotates the in-process and carries out further propelling movement to the material for the inside of arranging material pipe 2 is discharged in the quick arrival of material, avoids the material to pile up in the inside of device body 1 and causes the material can't pulverize.

Specifically, drive assembly includes driving motor 14 and drive chain 15, driving motor 14 passes through the bolt fastening at the outside surface of device body 1, drive chain 15 has been cup jointed on driving motor 14's the output shaft, drive chain 15's one end runs through the side surface of device body 1 and cup joints the tip at pivot 7, driving motor 14's outside surface is equipped with protection component, protection component is effectual protects driving motor 14 and drive chain 15 in this embodiment, avoid external staff to touch the contact site of touching driving motor 14 and drive chain 15 by mistake and lead to the injury, promote external staff's degree of safety.

Specifically, protective assembly includes protective housing 3, and protective housing 3 passes through the bolt fastening on the outside surface of device body 1, and protective housing 3's outside surface has erect frame 5 through torsion pivot 4, and heat dissipation otter board 6 has been erect to frame 5's inside, and heat dissipation otter board 6 is convenient for driving motor 14 and external environment in this embodiment and is contacted, and driving motor 14 of being convenient for dispels the heat.

Specifically, the bottom of protective housing 3 is equipped with supplementary otter board through the welding frame, supplementary otter board further promotion driving motor 14's radiating effect in this embodiment.

Specifically, bulk cargo sword leaf 9, broken sword leaf 10 are coniform component, and the round platform form component that crushing roller 8 was placed for the handstand forms with two cone component combinations, and round platform form structure can promote the surface area of crushing roller 8 in this embodiment, is convenient for place a plurality of broken sword leaves 10 at the side surface of crushing roller 8, and conical structure makes bulk cargo sword leaf 9 keep the installation angle that inclines, and what this angle was better stirs the material for the quick breakage of material.

Specifically, the filter 11 is the hollow circular cone form component that the handstand was placed, and the upper surface of through-hole 12 keeps parallel with the bottom surface of crushing roller 8, and the parallel space is convenient for the material to circulate to its inboard in this embodiment, is convenient for carry out the third wheel breakage to the material for the material can be quick through-hole 12.

Specifically, the integrated into one piece of the side surface symmetry of crushing roller 8 has protruding direction edges, and protruding direction edges can lead the material in this embodiment, can pressurize the material when the slope structure of protruding direction edges rotates simultaneously for the material pushes down, and the material of being convenient for arrives on filter 11, and quick through-hole 12 that passes through.

In the embodiment, the driving motor 14 is a known technology which is already disclosed and widely used in daily life, and the driving motor 14 is a motor with the model number of RS-550H.

The utility model discloses a theory of operation and use flow: in the utility model, the material enters from the inside of the device body 1 during the operation of the equipment, the driving motor 14 drives the driving chain 15 to move through the output shaft during the operation, the driving chain 15 drives the rotating shaft 7 to rotate during the movement, the rotating shaft 7 drives the crushing roller 8 to rotate during the rotation, the bulk material knife blade 9 on the upper surface of the crushing roller 8 guides the material and carries out the first round of crushing, the crushing knife blade 10 carries out the second step of crushing on the material, the material reaches between the crushing roller 8 and the filter plate 11 and carries out the third round of crushing on the material through the bulk material knife blade 9 at the bottom end of the crushing roller 8, the crushed material reaches the inner bottom of the device body 1 through the through hole 12, the propeller blade 13 guides and pressurizes the material, so that the material is conveyed to the discharge pipe 2 and is discharged, the material can be effectively crushed during the operation of the equipment, simultaneously, the blockage of the discharge pipe, the conical structures of the bulk material knife blade 9 and the crushing knife blade 10 can avoid the damage of the knife blades; protection box 3 protects driving motor 14 in the driving motor 14 use, and the torsion that screen frame 5 passes through torsion pivot 4 is fixed at the side surface of protection box 3, and the staff of being convenient for overhauls driving motor 14, and the supplementary otter board of heat dissipation otter board 6 and protection box 3 bottom surface is convenient for driving motor 14 to move the in-process and dispels the heat.

Finally, it should be noted that: although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that modifications may be made to the embodiments described in the foregoing embodiments, or equivalents may be substituted for elements thereof. Any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention should be included in the protection scope of the present invention.

Claims

1. The utility model provides a coal mining is with milling device, includes device body (1), its characterized in that: the device is characterized in that a material discharging pipe (2) is integrally formed at the bottom end of the device body (1), a driving assembly is erected on the outer side surface of the device body (1), a rotating shaft (7) is erected inside the device body (1), a crushing assembly is arranged on the outer side of the rotating shaft (7), the crushing assembly comprises a crushing roller (8), a bulk material knife blade (9) and a crushing knife blade (10), the crushing roller (8) is fixed on the outer side surface of the rotating shaft (7) in a welding mode, the bulk material knife blade (9) is fixed on the upper surface and the lower surface of the crushing roller (8) in a bolt mode, the crushing knife blade (10) is fixed on the outer side surface of the crushing roller (8) in a bolt mode, a filter material assembly is arranged inside the device body (1) at the bottom end of the crushing roller (8), the filter material assembly comprises a filter plate (11) and a through hole (12), the filter plate (11) is fixed on the inner, the through holes (12) are uniformly distributed on the upper surface of the filter plate (11), and the bottom end of the filter plate (11) below the rotating shaft (7) is fixed with a propeller blade (13) through a bolt.

2. A crushing apparatus for coal mine mining according to claim 1, wherein: the driving assembly comprises a driving motor (14) and a driving chain (15), the driving motor (14) is fixed on the outer side surface of the device body (1) through bolts, the driving chain (15) is sleeved on an output shaft of the driving motor (14), one end of the driving chain (15) penetrates through the side surface of the device body (1) and is sleeved on the end portion of the rotating shaft (7), and a protection assembly is arranged on the outer side surface of the driving motor (14).

3. A crushing apparatus for coal mine mining according to claim 2, wherein: the protection assembly comprises a protection box (3), the protection box (3) is fixed on the outer side surface of the device body (1) through bolts, a net frame (5) is erected on the outer side surface of the protection box (3) through a torsion rotating shaft (4), and a heat dissipation net plate (6) is erected inside the net frame (5).

4. A crushing device for coal mine mining according to claim 3, characterized in that: and an auxiliary screen plate is erected at the bottom end of the protective box (3) through welding.

5. A crushing apparatus for coal mine mining according to claim 1, wherein: the bulk material knife blade (9) and the crushing knife blade (10) are conical components, and the crushing roller (8) is formed by combining a circular truncated cone-shaped component and two conical components which are placed in an inverted mode.

6. A crushing apparatus for coal mine mining according to claim 1, wherein: the filter plate (11) is a hollow conical component which is placed in an inverted mode, and the upper surface of the through hole (12) is parallel to the bottom surface of the grinding roller (8).

7. A crushing apparatus for coal mine mining according to claim 1, wherein: the side surface of the crushing roller (8) is symmetrically and integrally formed with convex guide ribs.