CN215353912U

CN215353912U - Coal mining crusher

Info

Publication number: CN215353912U
Application number: CN202121330248.6U
Authority: CN
Inventors: 曹海波
Original assignee: Individual
Current assignee: Individual
Priority date: 2021-06-16
Filing date: 2021-06-16
Publication date: 2021-12-31
Anticipated expiration: 2031-06-16

Abstract

The utility model discloses a coal mining crusher, which comprises a box body, wherein a first rotating shaft is rotatably arranged between the left inner wall and the right inner wall inside the box body, a plurality of cutting discs are uniformly sleeved on the outer side wall of the first rotating shaft, a second rotating shaft is rotatably arranged between the left inner wall and the right inner wall of the box body below the cutting discs, crushing rollers are sleeved on the outer side walls of the rotating shafts, crushing teeth are densely distributed on the outer side walls of the crushing rollers, a sieve plate is arranged inside the box body below the crushing rollers, the sieve plate, the first rotating shaft and the second rotating shaft are parallel to each other, the front end and the rear end of the sieve plate are in sliding contact with the inner wall of the box body, a first sliding rod and a second sliding rod are respectively connected and arranged at the left end and the right end of the sieve plate, and the left end of the first sliding rod slides through the left inner wall of the box body, compared with the prior art, the utility model has the advantages that: a plurality of cutting disks that this device set up can cut the great coal cinder of volume, and the rethread crushing roller is broken after becoming little up to the volume.

Description

Coal mining crusher

Technical Field

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

Background

Coal, called coal for short, is carbonized fossil minerals which are produced by burying ancient plant remains under stratum through air isolation of earth crust and under the action of high temperature, and is mainly exploited by human beings as fuel, and the coal is used for modern industries, both heavy industry and light industry; the coal consumption of various industrial departments is a certain amount of coal, and the coal consumption plays an important role in energy industry, metallurgical industry, chemical industry, mechanical industry, light textile industry, food industry and transportation industry.

Coal breaker among the prior art can not carry out the breakage to the great coal cinder of volume, if directly use the crushing roller to carry out the breakage to the great coal cinder of volume, reduce crushing roller life easily, increase cost of maintenance, in addition, current breaker often does not have the screening mechanism, and the coal cinder is by broken back volume not of uniform size, still need sort again during the use, increases labour cost.

SUMMERY OF THE UTILITY MODEL

The utility model aims to solve the technical problem and provides a coal mining crusher which can crush coal blocks with larger volume and can uniformly crush the coal blocks with uniform size after the coal blocks are crushed.

In order to solve the technical problems, the technical scheme provided by the utility model is as follows: a crusher for coal mining in a coal mine comprises a box body, wherein a first rotating shaft is rotatably arranged between the left inner wall and the right inner wall inside the box body, a plurality of cutting discs are uniformly sleeved on the outer side wall of the first rotating shaft, a second rotating shaft is rotatably arranged between the left inner wall and the right inner wall of the box body below the plurality of cutting discs, crushing rollers are sleeved on the outer side wall of the rotating shaft, crushing teeth are densely distributed on the outer side wall of each crushing roller, a sieve plate is arranged inside the box body below the crushing rollers, the sieve plate, the first rotating shaft and the second rotating shaft are parallel to each other, the front end and the rear end of the sieve plate are in sliding contact with the inner wall of the box body, a first sliding rod and a second sliding rod are respectively connected at the left end and the right end of the sieve plate, the left end of the first sliding rod penetrates through the left inner wall of the box body, the right end of the sliding rod penetrates through the right inner wall of the box body, a baffle plate is connected with a spring, the baffle right side wall is equipped with pushing mechanism, the box right side wall is connected and is equipped with the backup pad, the lateral wall is equipped with the motor in the backup pad, the motor shaft end cup joints and is equipped with band pulley one, a pivot right-hand member rotates and passes the box inner wall, and cup joints and be equipped with band pulley two, two right-hand members of pivot rotate and pass the box inner wall, and cup joint and be equipped with bevel gear one, band pulley three and band pulley four, band pulley three is connected with two cooperations of band pulley through belt one, band pulley four is connected with the cooperation of band pulley one through belt two.

As the improvement, pushing mechanism includes two support frames of being connected with the box right side wall, two the support frame right-hand member rotates and is equipped with the rotation pole setting, rotate the pole setting lateral wall and cup joint and be equipped with fan-shaped push pedal and with bevel gear one meshed bevel gear two, spring one side and fan-shaped push pedal intermittent type nature sliding contact are kept away from to the baffle.

As an improvement, a material collecting hopper is connected and arranged between the inner walls of the box body below the sieve plate, the lower end of the material collecting hopper is communicated with a material discharging pipe, and the lower end of the material discharging pipe penetrates through the bottom wall of the box body.

As an improvement, the upper end of the box body is provided with a feeding pipe.

As an improvement, a limiting block is connected to one end of the sliding rod positioned outside the box body.

Compared with the prior art, the utility model has the advantages that: a plurality of cutting disks that this device set up can cut the great coal cinder of volume, and rethread crushing roller is broken after becoming little to the volume, and in addition, the coal cinder after the breakage can be filtered through the sieve, and the coal cinder that the volume is not conform to the requirement can continue to stay on the sieve and continue the breakage by the crushing roller, and the coal cinder that meets the requirements can then leak down from the sieve, can obtain the comparatively well-balanced coal cinder of volume like this, no longer needs later stage letter sorting.

Drawings

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

FIG. 2 is a top view of a fan-shaped push plate of the coal mining crusher of the utility model.

As shown in the figure: 1. the device comprises a box body, 2, a first rotating shaft, 3, a cutting disc, 4, a second rotating shaft, 5, a crushing roller, 6, a sieve plate, 7, a first sliding rod, 8, a second sliding rod, 9, a baffle plate, 10, a spring, 11, a supporting plate, 12, a motor, 13, a first belt wheel, 14, a second belt wheel, 15, a first bevel gear, 16, a third belt wheel, 17, a fourth belt wheel, 18, a supporting frame, 19, a rotating vertical rod, 20, a fan-shaped push plate, 21, a second bevel gear, 22, a material collecting hopper, 23, a material discharging pipe, 24, a material feeding pipe, 25 and a limiting block.

Detailed Description

The present invention will be described in further detail with reference to the accompanying drawings.

With reference to the attached drawings 1-2, the coal mining crusher comprises a box body 1, a first rotating shaft 2 is rotatably arranged between the left inner wall and the right inner wall inside the box body 1, the outer side wall of the first rotating shaft 2 is uniformly sleeved with a plurality of cutting discs 3, a second rotating shaft 4 is rotatably arranged between the left inner wall and the right inner wall of the box body 1 below the cutting discs 3, a crushing roller 5 is sleeved on the outer side wall of the second rotating shaft 4, crushing teeth are densely distributed on the outer side wall of the crushing roller 5, a sieve plate 6 is arranged inside the box body 1 below the crushing roller 5, the sieve plate 6, the first rotating shaft 2 and the second rotating shaft 4 are parallel to each other, the front end and the rear end of the sieve plate 6 are in sliding contact with the inner wall of the box body 1, the left end and the right end of the sieve plate 6 are respectively connected with a first sliding rod 7 and a second sliding rod 8, the left end of the sliding rod 7 slidably penetrates through the left inner wall of the box body 1, the right end of the sliding rod 8 slidably penetrates through the right inner wall of the box body 1, and connect and be equipped with baffle 9, it is equipped with spring 10 to be connected between baffle 9 left side wall and the 1 right side wall of box, baffle 9 right side wall is equipped with pushing mechanism, 1 right side wall connection of box is equipped with backup pad 11, the lateral wall is equipped with motor 12 on the backup pad 11, motor 12 axle head cup joints and is equipped with band pulley one 13, 2 right-hand members of pivot one rotate and pass the 1 inner wall of box, and cup joint and be equipped with band pulley two 14, the rotation of two 4 right-hand members of pivot passes the 1 inner wall of box, and cup joints and be equipped with bevel gear one 15, band pulley three 16 and band pulley four 17, band pulley three 16 is connected with the cooperation of band pulley two 14 through belt one, band pulley four 17 is connected with the cooperation of band pulley one 13 through belt two.

The pushing mechanism comprises two supporting frames 18 connected with the right side wall of the box body 1, two rotating vertical rods 19 are arranged at the right ends of the supporting frames 18 in a rotating mode, fan-shaped push plates 20 and bevel gears 21 meshed with the bevel gears 15 are arranged on the outer side walls of the rotating vertical rods 19 in a sleeved mode, and the baffle 9 is in intermittent sliding contact with the fan-shaped push plates 20 on one side, away from the spring 10.

Be located connect between the box 1 inner wall of sieve 6 below and be equipped with collecting hopper 22, collecting hopper 22 lower extreme intercommunication is equipped with discharging pipe 23, discharging pipe 23 lower extreme passes box 1 diapire.

The upper end of the box body 1 is provided with a feeding pipe 24.

The end part of the first sliding rod 7 positioned outside the box body 1 is connected with a limiting block 25.

The working principle of the utility model is that the motor 12 is started, the motor 12 drives the belt wheel I13 to rotate, the belt wheel I13 drives the belt wheel II 17 to rotate through the belt II, the belt wheel II 17 drives the rotating shaft II 4 to rotate, and the rotating shaft II 4 drives the crushing roller 5 to rotate and start crushing work; the rotating shaft II 4 can also drive the bevel gear I15 and the belt wheel III 16 to rotate while rotating, the belt wheel III 16 drives the belt wheel II 14 to rotate through a belt, the belt wheel II 14 drives the rotating shaft I2 to rotate, and the rotating shaft I2 drives the cutting disc 3 to rotate at a high speed and start to cut; bevel gear 15 is rotatory can drive rather than two 21 rotations of bevel gear of meshing, bevel gear two 21 drives and rotates pole setting 19 rotatory, it drives fan-shaped push pedal 20 rotation to rotate pole setting 19, when fan-shaped push pedal 20 and baffle 9 slide contact gradually, can make baffle 9 move left, baffle 9 compresses spring 10 left, baffle 9 also makes sieve 6 move left through two 8 slide bars simultaneously, when fan-shaped push pedal 20 leaves baffle 9 gradually, baffle 9 loses the power left gradually, spring 10 resets gradually this moment, and promote baffle 9 and move right, baffle 9 also drives sieve 6 through two 8 slide bars and moves right, after fan-shaped push pedal 20 does not contact with baffle 9, spring 10 can reset at once, to sum up, fan-shaped push pedal 20 is at rotatory in-process, can make sieve 6 do left and right reciprocating motion, in order to filter the coal cinder of its upside.

When the utility model is implemented, the motor 12 is started, the staff pours the coal blocks from the feeding pipe 24, the small coal blocks can pass through the cutting cavity and directly enter the lower crushing cavity for crushing, the coal blocks with larger volume can be cut by the cutting 3 disc rotating at high speed, the coal blocks after cutting meets the volume requirement and then enter the crushing cavity for crushing, thus the situation that the coal blocks with large volume directly contact the crushing roller 5 to cause crushing pressure to the crushing roller 5 can be avoided, the service life of the crushing roller 5 can be reduced, after the coal blocks enter the crushing cavity, the crushing roller 5 crushes the coal blocks through the crushing teeth, the crushed coal blocks can fall on the sieve plate 6, the sieve plate 6 reciprocates left and right and screens the coal blocks on the upper side, the coal blocks with qualified volume can be screened, and the coal blocks with unqualified volume can continuously stay on the sieve plate 6 and are crushed by the crushing roller 5 until the size of the coal blocks meets the requirement of the filtering holes of the sieve plate 6, in this way, coal blocks with uniform volume can be obtained finally, and the coal blocks meeting the requirements fall into the collecting hopper 22 and are finally discharged through the discharge pipe 23.

The present invention and its embodiments have been described above, and the description is not intended to be limiting, and the drawings are only one embodiment of the present invention, and the actual structure is not limited thereto. In summary, those skilled in the art should appreciate that they can readily use the disclosed conception and specific embodiments as a basis for designing or modifying other structures for carrying out the same purposes of the present invention without departing from the spirit and scope of the utility model as defined by the appended claims.

Claims

1. The utility model provides a colliery is breaker for coal mining, includes box (1), its characterized in that: the cutting device is characterized in that a first rotating shaft (2) is rotatably arranged between the left inner wall and the right inner wall inside the box body (1), the outer side wall of the first rotating shaft (2) is uniformly sleeved with a plurality of cutting discs (3), a second rotating shaft (4) is rotatably arranged between the left inner wall and the right inner wall of the box body (1) below the cutting discs (3), the outer side wall of the second rotating shaft (4) is sleeved with a crushing roller (5), crushing teeth are densely distributed on the outer side wall of the crushing roller (5), a sieve plate (6) is arranged inside the box body (1) below the crushing roller (5), the sieve plate (6), the first rotating shaft (2) and the second rotating shaft (4) are parallel to each other, the front end and the rear end of the sieve plate (6) are in sliding contact with the inner wall of the box body (1), a first sliding rod (7) and a second sliding rod (8) are respectively connected and arranged at the left end and the right end of the sieve plate (6), and the first sliding rod (7) passes through the left inner wall of the box body (1), the right end of the second sliding rod (8) penetrates through the right inner wall of the box body (1) in a sliding manner and is connected with a baffle (9), a spring (10) is connected between the left side wall of the baffle plate (9) and the right side wall of the box body (1), the right side wall of the baffle (9) is provided with a pushing mechanism, the right side wall of the box body (1) is connected with a supporting plate (11), the upper side wall of the supporting plate (11) is provided with a motor (12), the shaft end of the motor (12) is sleeved with a belt wheel I (13), the right end of the rotating shaft I (2) rotates to penetrate through the inner wall of the box body (1), a second belt wheel (14) is sleeved, the right end of the second rotating shaft (4) rotatably penetrates through the inner wall of the box body (1), and is sleeved with a bevel gear I (15), a belt wheel III (16) and a belt wheel IV (17), the third belt wheel (16) is connected with the second belt wheel (14) in a matching way through a first belt, the belt wheel IV (17) is connected with the belt wheel I (13) in a matching way through a belt II.

2. The coal mining crusher of claim 1, characterized in that: the pushing mechanism comprises two supporting frames (18) connected with the right side wall of the box body (1), two rotating vertical rods (19) are arranged at the right ends of the supporting frames (18) in a rotating mode, fan-shaped push plates (20) and bevel gears (21) meshed with bevel gears (15) are arranged on the outer side walls of the rotating vertical rods (19) in a sleeved mode, and the baffle (9) is far away from one side of the spring (10) and intermittently and slidably contacts with the fan-shaped push plates (20).

3. The coal mining crusher of claim 1, characterized in that: be located connect between box (1) inner wall of sieve (6) below and be equipped with collecting hopper (22), collecting hopper (22) lower extreme intercommunication is equipped with discharging pipe (23), discharging pipe (23) lower extreme passes box (1) diapire.

4. The coal mining crusher of claim 1, characterized in that: the upper end of the box body (1) is provided with a feeding pipe (24).

5. The coal mining crusher of claim 1, characterized in that: the end part of the first sliding rod (7) positioned outside the box body (1) is connected with a limiting block (25).