CN219712217U - Belt tightening device of crusher - Google Patents

Abstract

The utility model discloses a belt tightening device of a crusher, which comprises: the crusher base, the motor base, the adjusting rod and the fastening piece, wherein the motor base is rotatably arranged on the crusher base and provided with a long adjusting hole, one end of the adjusting rod is rotatably arranged on the crusher base, the other end of the adjusting rod is inserted into the adjusting hole, and the fastening piece is connected with the adjusting rod and fixes the adjusting rod on the motor base. The adjusting rod can be moved and screwed up under the condition of no stop, the motor base is adjusted in height and angle, and the operation is simple and quick, and the production efficiency is high.

Description

Belt tightening device of crusher

Technical Field

The utility model relates to the field of power transmission, in particular to a belt tightening device of a crusher.

Background

The motor driving belt is loosened and the tightness is reduced due to the stretching, abrasion and other reasons in the operation of the crusher, when the jaw resistance of the crusher is large, the belt can slip, even the phenomenon of burning the belt occurs, and the normal operation of the crusher is affected. Thus, the first and second substrates are bonded together, the belt must be tightened or replaced frequently. However, at present, when the belt is tightly regulated, all fastening bolts between the motor and the base plate are loosened, the motor is moved to a proper position outwards, and then the motor is reinstalled. When the new belt is replaced, the motor is removed, then the motor is required to be moved forwards by a crow bar, the belt is sleeved, then the motor is moved outwards, and the motor is installed again. In this way, the tightening and replacing procedures of the belt are complicated, the operation is time-consuming and labor-consuming, the downtime is long, the equipment overhaul and the operation repair are affected, and great inconvenience is brought to the daily maintenance and the servicing of the crusher.

Disclosure of Invention

The utility model aims to provide a belt tightening device of a crusher, which can adjust the height angle of a motor base by moving and tightening an adjusting rod under the condition of no shutdown, and has the advantages of simple and quick operation and high production efficiency.

A breaker belt tightening apparatus comprising: the crusher comprises a crusher base, a motor base, an adjusting rod and a fastening piece, wherein the motor base is rotationally arranged on the crusher base, a long adjusting hole is formed in the motor base, one end of the adjusting rod is rotationally arranged on the crusher base, the other end of the adjusting rod is inserted into the adjusting hole, and the fastening piece is connected with the adjusting rod and fixes the adjusting rod on the motor base.

In one embodiment, one side of the crusher base is used for installing the crusher, and one side of the motor base, which is close to the crusher, is rotatably connected with the crusher base.

In one embodiment, the adjusting rod is provided with external threads, and the fastening piece is a nut, and the nut is sleeved outside the adjusting rod and meshed with the adjusting rod.

In one embodiment, the motor base is provided with a mounting hole, the crusher base is provided with a maintenance hole, and when the motor base is rotated to lie flat on the crusher base, the maintenance hole is aligned with the mounting hole.

In one embodiment, the adjustment aperture extends to the rim of the motor base and is provided with an opening.

In one embodiment, the adjustment aperture is provided with a receiving chamber at an end adjacent the opening.

In one embodiment, the motor base is further provided with a buckle plate, the buckle plate is rotatably mounted on the motor base, and the buckle plate can be rotated to close the opening.

In one embodiment, the motor base is further provided with a fixing member, one end of the buckle plate is rotatably connected with the motor base, and the other end of the buckle plate is fixed on the motor base by the fixing member.

In one embodiment, the motor base is provided with a handle.

Compared with the prior art, the belt tightening device of the crusher has the advantages that:

1. the height angle of the motor base can be adjusted by moving and screwing the adjusting rod, so that the aim of tensioning the belt is fulfilled. The motor base, the crusher base and the adjusting rod form a triangle-like shape, the structure is stable, when the distance between the motor and the crusher needs to be adjusted, the fastening piece is loosened, the motor base is rotated to a proper position, and then the fastening piece is screwed. The operation is simple and quick, and the production efficiency is greatly improved when the operation is carried out in a non-stop state.

2. In use, after the belt is loosened, the belt can be tensioned to a certain extent under the gravity of the motor, after the belt is found to be loosened, the fastener is screwed down, the belt is further tensioned, the operation is simple, the operation can be performed in a non-stop state, and the production efficiency is greatly improved.

3. When the belt needs to be replaced, the fastening piece is loosened to rotate the motor base, the motor is not required to be detached from the motor base, and the operation is simple and quick.

4. When the motor base needs to be put down, the motor base is horizontally placed on the crusher base by the rotating motor base, the adjusting rod rotates in the same direction until the motor base is horizontally placed, at the moment, the second pin shaft connected with the motor base can be retracted into the accommodating chamber, part of the adjusting rod is retracted into the adjusting hole, and the rest part of the adjusting rod extends out of the opening, so that the motor base can be horizontally placed on the crusher base.

The utility model will become more apparent from the following description taken in conjunction with the accompanying drawings which illustrate embodiments of the utility model.

Drawings

In order to more clearly illustrate the embodiments of the utility model or the technical solutions in the prior art, the drawings that are required in the embodiments or the description of the prior art will be briefly described, it being obvious that the drawings in the following description are only some embodiments of the utility model, and that other drawings may be obtained according to these drawings without inventive effort for a person skilled in the art.

FIG. 1 is a schematic view of the overall structure of a belt tightening device of a crusher according to an embodiment of the present utility model;

FIG. 2 is a schematic view of a partial perspective view of a belt tightening device of a crusher according to an embodiment of the present utility model;

fig. 3 is a schematic cross-sectional view of a motor base according to an embodiment of the present utility model when the motor base is horizontally placed on a crusher base.

Wherein, 1, a crusher, 2, a crusher belt pulley, 3, a belt, 4, a motor, 5, a motor belt pulley, 6, a motor base, 7, an adjusting rod, 8, a first pin shaft, 9, a second pin shaft, 10 and an adjusting hole, 11, a fastener, 12, a containing chamber, 13, an opening, 14, a buckle plate, 15, a fixing piece, 16, a handle, 17, a crusher base, 18, a mounting hole, 19, a maintenance hole, 20 and a third pin shaft.

Detailed Description

Embodiments of the present utility model will now be described with reference to the accompanying drawings.

As shown in fig. 1-3, the belt 3 tightening device of the crusher 1 comprises: the crusher comprises a crusher base 17, a motor base 6, an adjusting rod 7 and a fastening piece 11, wherein the motor base 6 is rotatably installed on the crusher base 17, the motor base 6 is provided with a long adjusting hole 10, one end of the adjusting rod 7 is rotatably installed on the crusher base 17, the other end of the adjusting rod 7 is inserted into the adjusting hole 10, and the fastening piece 11 is connected with the adjusting rod 7 and fixes the adjusting rod 7 on the motor base 6. The motor 4 is arranged on the motor base 6, the crusher 1 is arranged on the crusher base 17, and the motor belt 3 and the belt wheel 5 drive the crusher belt pulley 22 to rotate through the belt 3.

One side of the crusher base 1717 is used for mounting the crusher 1, and one side of the motor base 6 close to the crusher 1 is rotatably connected with the crusher base 1717. The motor base 6 is connected with the crusher base 17 through a first pin 8. In use, when the belt 3 is loosened, the belt 3 can be tensioned to a certain extent under the gravity of the motor 4, and when the belt 3 is found to be loosened, the fastener 11 is tightened, the belt 3 is further tensioned, the operation is simple, the operation can be performed in a non-stop state, and the production efficiency is greatly improved.

The adjusting lever 7 is rotatably mounted to the crusher base 17 by means of a second pin 9. In this embodiment, the adjusting rod 7 is provided with external threads, and the fastening member 11 is a nut, and the nut is sleeved outside the adjusting rod 7 and meshed with the adjusting rod 7. But not limited to this embodiment, the fastener 11 may also fasten the adjusting lever 7 by using a snap-fastening manner.

The adjustment aperture 10 extends to the rim of the motor base 6 and is provided with an opening 13. The adjustment aperture 10 is provided with a receiving chamber 12 at one end adjacent to the opening 13. When the motor base 6 needs to be put down, the motor base 6 is rotated to enable the motor base 6 to be horizontally placed on the crusher base 17, the adjusting rod 7 rotates in the same direction until the motor base 6 is horizontally placed, at the moment, the second pin shaft 9 connected with the motor base 6 and the adjusting rod 7 can be received in the accommodating chamber 12, a part of the adjusting rod 7 is received in the adjusting hole 10, and the rest of the adjusting rod 7 extends out of the opening 13, so that the motor base 6 can be horizontally placed on the crusher base 17.

The motor base 6 is provided with mounting holes 18, and screws or bolts pass through the mounting holes 18 to screw the motor 4 to mount the motor 4 to the motor base 6, the crusher base 17 is provided with a service hole 19, and the service hole 19 is aligned with the mounting holes 18 when the motor base 6 is rotated to lie flat against the crusher base 17. When the motor 4 needs to be overhauled, the fastening piece 11 is loosened, the motor base 6 is rotated to enable the motor base 6 to be horizontally placed on the crusher base 17, and then a screw or a screw rod inserted into the mounting hole 18 for fixing the motor 4 can be loosened through the maintenance hole 19, so that the motor 4 is detached.

The motor base 6 is also provided with a pinch plate 14, the pinch plate 14 is rotatably arranged on the motor base 6, and the pinch plate 14 can rotate to close the opening 13. The motor base 6 is also provided with a fixing piece 15, one end of the buckle plate 14 is rotatably connected with the motor base 6 through a third pin shaft 20, and the other end of the buckle plate 14 is fixed on the motor base 6 by the fixing piece 15. The fixing member 15 in this embodiment is a screw or a threaded rod. Normally, the free end of the pinch plate 14 is fixed on the motor base 6 by the fixing piece 15, at the moment, the pinch plate 14 seals the opening 13, the adjusting rod 7 is limited by the pinch plate 14 and cannot be separated from the opening 13, and the motor base 6 is prevented from being overturned to one side of the crusher 1 to cause injury. When the motor base 6 needs to be put down, the fixing piece 15 is loosened, the buckle plate 14 is rotated to open the opening 13, and the adjusting rod 7 can be pulled out of the adjusting hole 10.

The top surface of the motor base 6 is provided with a handle 16. The motor base 6 is rotated by the hand-held handle 16, the handle 16 is arranged on the top surface of the motor base 6, the hand can be effectively prevented from being crushed by the motor base 6 and the crusher base 17, and particularly, after the motor 4 is arranged on the motor base 6, the motor base 6 and the motor 4 are heavy integrally, and the motor base 6 needs to be rotated very carefully.

In this embodiment, the height angle of the motor base 6 can be adjusted by moving and tightening the adjusting rod 7, so that the distance between the motor 4 and the crusher 1 is adjusted, and the purpose of tensioning the belt 3 is achieved. The motor base 6, the crusher base 17 and the adjusting rod 7 form a triangle-like shape, the structure is stable, when the distance between the motor 4 and the crusher 1 needs to be adjusted, the fastening piece 11 is loosened, the motor base 6 is rotated to a proper position, and then the fastening piece 11 is screwed. The operation is simple and quick, and the production efficiency is greatly improved when the operation is carried out in a non-stop state. When it is found that the belt 3 is slack and the belt 3 needs to be tensioned, the fastener 11 is tightened, i.e. the motor base 6 is lowered to thereby tension the belt 3. When the belt 3 needs to be replaced, the fastening piece 11 is loosened to rotate the motor base 6, the motor 4 does not need to be detached from the motor base 6, and the operation is simple and quick.

The utility model has been described in connection with the preferred embodiments, but the utility model is not limited to the embodiments disclosed above, but it is intended to cover various modifications, equivalent combinations according to the essence of the utility model.

Claims (9)

1. A breaker belt tightening device, comprising: the crusher comprises a crusher base, a motor base, an adjusting rod and a fastening piece, wherein the motor base is rotationally arranged on the crusher base, a long adjusting hole is formed in the motor base, one end of the adjusting rod is rotationally arranged on the crusher base, the other end of the adjusting rod is inserted into the adjusting hole, and the fastening piece is connected with the adjusting rod and fixes the adjusting rod on the motor base.

2. The belt tightening device of claim 1, wherein one side of the crusher base is used for installing a crusher, and one side of the motor base, which is close to the crusher, is rotatably connected with the crusher base.

3. The belt tightening device of a crusher according to claim 1, wherein the adjusting rod is provided with external threads, and the fastener is a nut which is sleeved outside the adjusting rod and is engaged with the adjusting rod.

4. The belt tensioner of claim 1, wherein the motor mount is provided with a mounting hole and the crusher mount is provided with a service hole, the service hole being aligned with the mounting hole when the motor mount is rotated to lie flat against the crusher mount.

5. A breaker belt tightening apparatus as claimed in claim 1 wherein the adjustment aperture extends to the rim of the motor base and is provided with an opening.

6. The belt tensioner of claim 5, wherein the adjustment aperture is provided with a receiving chamber at an end adjacent the opening.

7. The belt tensioner of claim 5, wherein the motor base is further provided with a pinch plate rotatably mounted to the motor base, the pinch plate being rotatable to close the opening.

8. The belt tightening device of claim 7, wherein the motor base is further provided with a fixing member, one end of the buckle plate is rotatably connected with the motor base, and the other end of the buckle plate is fixed to the motor base by the fixing member.

9. A breaker belt tightening apparatus as claimed in any one of claims 1 to 8 wherein the motor base is provided with a handle.