CN216261290U

CN216261290U - Coal mine crushing device for coal mining

Info

Publication number: CN216261290U
Application number: CN202121800946.8U
Authority: CN
Inventors: 石洪彦
Original assignee: Individual
Current assignee: Jiexiu Ruishengchang Coal Washing Equipment Manufacturing Co ltd
Priority date: 2021-08-04
Filing date: 2021-08-04
Publication date: 2022-04-12
Anticipated expiration: 2031-08-04

Abstract

The utility model provides a coal mine crushing device for coal mining, and relates to the technical field of coal mining. This colliery breaker for coal mining, including broken roof and loading hopper, the lower extreme of loading hopper is connected with the last fixed surface of broken roof, and the left and right sides of broken roof all is provided with the fixed block, and the bottom surface of two fixed blocks all is connected with the last fixed surface of broken roof, and the front of two fixed blocks all rotates and has run through the pivot, and both sides all are provided with the guide frame around two fixed blocks, and the inside of four guide frame portions all is provided with the eccentric wheel, and four eccentric wheels are fixed respectively and cup joint both ends around two pivots. This colliery breaker for coal mining through setting up guide frame, eccentric wheel, slide bar, bracing piece and movable block, has reached the effect that the movable block constantly extracted accumulational coal cinder in the process that reciprocates, has solved the phenomenon that the pan feeding mouth takes place to block up, causes the lower problem of crushing efficiency in colliery.

Description

Coal mine crushing device for coal mining

Technical Field

The utility model relates to the technical field of coal mining, in particular to a coal mine crushing device for coal mining.

Background

Coal mines are areas where humans mine coal resources in coal-rich mining areas, and are generally divided into underground coal mines and open-pit coal mines, most coal mines in China belong to the underground coal mines, and the coal mines are reasonable spaces excavated by the humans when the humans excavate geological layers rich in coal, and generally comprise roadways, underground wells, mining surfaces and the like.

At the in-process that carries out coal mining, the volume of coal cinder is great, is unfavorable for transportation and the reprocessing in later stage, consequently uses breaker to carry out the breakage in colliery often carrying out coal mining, and breaker now is when reinforced, owing to can once only pour into a large amount of coal cinder, often can cause the pan feeding mouth to take place the phenomenon of jam, causes the crushing efficiency in colliery to be lower.

SUMMERY OF THE UTILITY MODEL

Technical problem to be solved

Aiming at the defects of the prior art, the utility model provides a coal mine crushing device for coal mining, which solves the problem of low crushing efficiency of a coal mine caused by the phenomenon that a feeding port is blocked.

(II) technical scheme

In order to achieve the purpose, the utility model is realized by the following technical scheme: the utility model provides a colliery breaker for coal mining, including broken roof and loading hopper, the lower extreme of loading hopper is connected with the last fixed surface of broken roof, both sides all are provided with the fixed block about broken roof, the bottom surface of two fixed blocks all is connected with the last fixed surface of broken roof, the front of two fixed blocks all rotates and has run through the pivot, both sides all are provided with the guide frame around two fixed blocks, the inside of four guide frames all is provided with the eccentric wheel, four eccentric wheels are fixed respectively and cup joint both ends around two pivots, the bottom surface fixedly connected with slide bar of guide frame, the lower extreme slip of slide bar runs through the upper surface of broken roof.

The below of broken roof of the case is provided with the bracing piece, the inside of loading hopper is provided with the movable block, the bottom surface fixedly connected with montant of movable block, the lower extreme of montant is connected with the last fixed surface of bracing piece, both ends are all fixed to peg graft around the bracing piece have the horizontal pole, the lower extreme of four slide bars respectively with two horizontal poles about both ends fixed connection, the last fixed surface of broken roof of the case is connected with the motor, the output of motor and the positive fixed connection who is located left pivot, the front end of two pivots passes through the conveyer belt transmission, the conveyer belt is located the place ahead of loading hopper.

Preferably, one end of the eccentric wheel, which is far away from the rotating shaft, is hinged with a roller, and the roller is in rolling contact with the inner wall of the guide frame.

Preferably, the left and right sides of bracing piece all is provided with the connecting rod, both ends respectively with the lower extreme fixed connection of four slide bars around two connecting rods, two stabilizing telescopic rod of the equal fixed connection of upper surface of two connecting rods, four stabilizing telescopic rod's upper end all with the bottom surface fixed connection of broken roof.

Preferably, the motor is fixedly connected with the top plate of the crushing box through a mounting plate, the mounting plate is fixedly sleeved on the outer surface of the motor, and the bottom surface of the mounting plate is fixedly connected with the upper surface of the top plate of the crushing box.

Preferably, the movable blocks are diamond-shaped, the number of the movable blocks is five, and the five movable blocks are equidistantly distributed in the feeding hopper.

Preferably, the two rotating shafts are arranged in parallel and are symmetrically distributed on the left side and the right side of the supporting rod along the axis of the supporting rod.

(III) advantageous effects

The utility model provides a coal mine crushing device for coal mining. The method has the following beneficial effects:

1. this colliery breaker for coal mining, through setting up the guide frame, the eccentric wheel, the slide bar, bracing piece and movable block, pour the coal cinder into the loading hopper after, the starter motor makes two pivot synchronous rotations through going out the conveyer belt, it rotates at the inside rotation of guide frame to drive the eccentric wheel when the pivot rotates, drive guide frame rebound when the eccentric wheel makes progress eccentric, promote the guide frame rebound when the eccentric wheel is eccentric downwards, it removes to drive the horizontal pole through the slide bar when the guide frame reciprocates, then it reciprocates to drive the montant through the bracing piece, make the movable block circulation reciprocate, reached the movable block in the process that reciprocates the accumulational coal cinder effect that constantly extracts, the phenomenon that the pan feeding mouth takes place to block up has been solved, cause the lower problem of crushing efficiency in colliery.

2. This colliery breaker for coal mining through setting up stable telescopic link and connecting rod, when the guide frame drives the slide bar and removes, drives the connecting rod and reciprocates, makes stable telescopic link flexible, has reached the effect that improves the stability when the slide bar removes, has solved the slide bar and has taken place the slope when removing and cause the eccentric wheel can not stabilize pivoted problem in the guide frame.

Drawings

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

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

FIG. 3 is a schematic view of the connection of the stabilizing rod and the connecting rod of the present invention;

FIG. 4 is a schematic view of the connection between the eccentric wheel and the roller according to the present invention.

Wherein, 1 crushing case roof, 2 loading hoppers, 3 fixed blocks, 4 pivot, 5 guide frames, 6 eccentric wheels, 7 slide bars, 8 bracing pieces, 9 movable blocks, 10 montants, 11 horizontal poles, 12 motors, 13 conveyer belts, 14 gyro wheels, 15 connecting rods, 16 stabilizing telescopic rods, 17 mounting panels.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

The embodiment of the utility model provides a coal mine crushing device for coal mining, which comprises a crushing box top plate 1 and a feeding hopper 2, wherein the lower end of the feeding hopper 2 is fixedly connected with the upper surface of the crushing box top plate 1, the left side and the right side of the crushing box top plate 1 are respectively provided with a fixed block 3, the bottom surfaces of the two fixed blocks 3 are respectively fixedly connected with the upper surface of the crushing box top plate 1, the front surfaces of the two fixed blocks 3 are respectively and rotatably penetrated by a rotating shaft 4, the front side and the rear side of the two fixed blocks 3 are respectively provided with a guide frame 5, the inner parts of the four guide frames 5 are respectively provided with an eccentric wheel 6, the distance between the upper inner wall and the lower inner wall of each guide frame 5 is larger than the maximum length of each eccentric wheel 6 and is smaller than the comprehensive maximum length of the two eccentric wheels 6, so that the eccentric wheels 6 can drive the guide frames 5 to move up and down when rotating eccentrically up and down, the four eccentric wheels 6 are respectively and fixedly sleeved at the front end and the rear end of the two rotating shafts 4, the bottom surface of the guide frame 5 is fixedly connected with a slide rod 7, the lower end of the slide rod 7 penetrates through the upper surface of the top plate 1 of the crushing box in a sliding mode, one end, away from the rotating shaft 4, of the eccentric wheel 6 is hinged to a roller 14, the roller 14 is in rolling contact with the inner wall of the guide frame 5, and the roller 14 reduces friction force between the eccentric wheel 6 and the guide frame 5.

The supporting rod 8 is arranged below the top plate 1 of the crushing box, the two rotating shafts 4 are arranged in parallel, the two rotating shafts 4 are symmetrically distributed on the left side and the right side of the supporting rod 8 by the axis of the supporting rod 8, the movable block 9 is arranged inside the charging hopper 2, the bottom surface of the movable block 9 is fixedly connected with a vertical rod 10, the movable block 9 is in a diamond shape, the number of the movable block 9 is five, the five movable blocks 9 are equidistantly distributed inside the charging hopper 2, the movable block 9 is in the diamond shape and is convenient to enter accumulated coal blocks, so that the accumulated coal blocks are thrown, scattered and dropped, the lower end of the vertical rod 10 is fixedly connected with the upper surface of the supporting rod 8, the front end and the rear end of the supporting rod 8 are fixedly inserted with cross rods 11, the lower ends of the four slide rods 7 are respectively fixedly connected with the left end and the right end of the two cross rods 11, the upper surface of the top plate 1 of the crushing box is fixedly connected with a motor 12, and the top plate 1 of the crushing box is fixedly connected with a mounting plate 17, mounting panel 17 is fixed cup joints the surface at motor 12, mounting panel 17's bottom surface and broken roof 1's last fixed surface are connected, motor 12's output and the positive fixed connection who is located left pivot 4, the transmission of conveyer belt 13 is passed through to the front end of two pivot 4, conveyer belt 13 is located the place ahead of loading hopper 2, the left and right sides of bracing piece 8 all is provided with connecting rod 15, both ends respectively with four slide bar 7's lower extreme fixed connection around two connecting rod 15, two stable telescopic link 16 of the equal fixedly connected with of upper surface of two connecting rod 15, four stable telescopic link 16's upper end all with broken roof 1's bottom surface fixed connection, it is flexible to drive stable telescopic link 16 through connecting rod 15 when slide bar 7 removes, improve connecting rod 15's stability.

Principle of operation, after pouring the coal cinder into loading hopper 2, starter motor 12 makes two pivot 4 synchronous rotations through going out conveyer belt 13, pivot 4 drives eccentric wheel 6 when rotating and rotates 5 inside rotations in the guide frame, drive guide frame 5 rebound when eccentric wheel 6 upwards is eccentric, promote guide frame 5 rebound when eccentric wheel 6 is eccentric downwards, drive horizontal pole 11 through slide bar 7 when guide frame 5 reciprocates, then drive montant 10 through bracing piece 8 and reciprocate, make movable block 9 circulate and reciprocate, movable block 9 constantly extracts accumulational coal cinder at the process of reciprocating, throw the accumulational coal cinder, prevent that the coal cinder from taking place to block up.

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

Claims

1. The utility model provides a colliery breaker for coal mining, includes broken roof (1) and loading hopper (2), its characterized in that: the lower end of the feeding hopper (2) is fixedly connected with the upper surface of the crushing box top plate (1), the left side and the right side of the crushing box top plate (1) are provided with fixing blocks (3), the bottom surfaces of the two fixing blocks (3) are fixedly connected with the upper surface of the crushing box top plate (1), the front surfaces of the two fixing blocks (3) are rotatably penetrated by a rotating shaft (4), the front side and the rear side of the two fixing blocks (3) are respectively provided with a guide frame (5), eccentric wheels (6) are arranged inside the four guide frames (5), the four eccentric wheels (6) are respectively fixedly sleeved at the front end and the rear end of the two rotating shafts (4), the bottom surface of each guide frame (5) is fixedly connected with a sliding rod (7), and the lower end of each sliding rod (7) penetrates through the upper surface of the crushing box top plate (1) in a sliding manner;

the utility model discloses a crushing box roof, including broken roof board (1), the below of broken roof board (1) is provided with bracing piece (8), the inside of loading hopper (2) is provided with movable block (9), the bottom surface fixedly connected with montant (10) of movable block (9), the lower extreme of montant (10) is connected with the last fixed surface of bracing piece (8), both ends are all fixed to be pegged graft around bracing piece (8) and are had horizontal pole (11), the lower extreme of four slide bars (7) respectively with two horizontal pole (11) control both ends fixed connection, the last fixed surface of broken roof board (1) is connected with motor (12), the output of motor (12) and the positive fixed connection that is located left pivot (4), the front end of two pivot (4) passes through conveyer belt (13) transmission, conveyer belt (13) are located the place ahead of loading hopper (2).

2. A coal mine crushing apparatus for coal mining as claimed in claim 1 wherein: one end of the eccentric wheel (6) far away from the rotating shaft (4) is hinged with a roller (14), and the roller (14) is in rolling contact with the inner wall of the guide frame (5).

3. A coal mine crushing apparatus for coal mining as claimed in claim 1 wherein: the left and right sides of bracing piece (8) all is provided with connecting rod (15), both ends respectively with the lower extreme fixed connection of four slide bars (7) around two connecting rods (15), two stable telescopic link (16) of the equal fixedly connected with of upper surface of two connecting rods (15), the upper end of four stable telescopic link (16) all with the bottom surface fixed connection of broken case roof (1).

4. A coal mine crushing apparatus for coal mining as claimed in claim 1 wherein: the motor (12) is fixedly connected with the crushing box top plate (1) through a mounting plate (17), the mounting plate (17) is fixedly sleeved on the outer surface of the motor (12), and the bottom surface of the mounting plate (17) is fixedly connected with the upper surface of the crushing box top plate (1).

5. A coal mine crushing apparatus for coal mining as claimed in claim 1 wherein: the shape of movable block (9) is rhombus, and the quantity of movable block (9) is five, and five movable blocks (9) equidistance distribute in the inside of loading hopper (2).

6. A coal mine crushing apparatus for coal mining as claimed in claim 1 wherein: the two rotating shafts (4) are arranged in parallel, and the two rotating shafts (4) are symmetrically distributed at the left side and the right side of the supporting rod (8) by the axis of the supporting rod (8).