CN214232906U

CN214232906U - Novel driving device

Info

Publication number: CN214232906U
Application number: CN202023064381.XU
Authority: CN
Inventors: 周奇; 曾伟; 周超
Original assignee: ZHEJIANG GOLDEN MEACHINERY PLANT
Current assignee: ZHEJIANG GOLDEN MEACHINERY PLANT
Priority date: 2020-12-18
Filing date: 2020-12-18
Publication date: 2021-09-21
Anticipated expiration: 2030-12-18

Abstract

The utility model discloses a novel drive device, including the drive box, still including installing the drive reduction unit on the drive box, drive reduction unit includes second grade planetary reducer, and second grade planetary reducer upper end is provided with drive assembly, is fixed with the pinion on second grade planetary reducer's the output shaft, is provided with fixing bearing in the drive box, and second grade planetary reducer's output shaft cooperatees with fixing bearing, and the internal rotation of drive box is provided with the slewing bearing with pinion engagement, the utility model discloses rational in infrastructure has the big longe-lived advantage of moment of torsion.

Description

Novel driving device

Technical Field

The utility model relates to a drive arrangement technical field, in particular to novel drive arrangement.

Background

In the tail mud water treatment link of various industries such as coal, metallurgy, chemical industry, environmental protection and the like, a thickener mainly used for concentration and clarification becomes one of key devices widely applied. In the whole structure of the thickener, a driving device of the thickener is a technical core part of the thickener, and the driving device is responsible for the operation of the thickener, so that the stable operation of equipment is ensured.

The driving device of the central transmission thickener comprises hydraulic driving and electric driving, and the most common hydraulic driving technology at present is insufficient in output torque or cannot be normally used due to the phenomenon of shaft breakage of a speed reducer when the central transmission thickener is matched with a large thickener.

SUMMERY OF THE UTILITY MODEL

The utility model aims at providing a novel drive arrangement has the big longe-lived advantage of moment of torsion.

The above technical purpose of the present invention can be achieved by the following technical solutions:

the utility model provides a novel driving device, includes the drive box, still includes the drive reduction unit of installing on the drive box, drive reduction unit includes second grade planetary reducer, second grade planetary reducer upper end is provided with drive assembly, be fixed with the pinion on second grade planetary reducer's the output shaft, be provided with fixing bearing in the drive box, second grade planetary reducer's output shaft and fixing bearing cooperate, the internal rotation of drive box is provided with the slewing bearing with pinion engagement.

By adopting the technical scheme, the slewing bearing is connected with the host, the driving assembly is started, the secondary planetary reducer reduces the speed of the driving assembly, the driving assembly drives the pinion to rotate, the pinion rotates to drive the slewing bearing to rotate, the slewing bearing rotates to drive the host to rotate, and the secondary planetary reducer is matched with the fixed bearing for use, so that the problem of shaft breakage of the output shaft can be effectively solved.

Preferably, the driving assembly comprises an electric motor and a torque measuring device, an output shaft of the electric motor passes through the torque measuring device and is connected with the secondary planetary reducer, and one end, far away from the electric motor, of the torque measuring device is fixed with the secondary planetary reducer.

By adopting the technical scheme, the electric motor is started, the output shaft of the electric motor rotates, and the torque measuring device measures the torque of the output shaft of the electric motor.

Preferably, the output shaft of the speed reducer is a stepped shaft.

By adopting the technical scheme, the step shaft and the fixed bearing are matched to effectively solve the problem of shaft breakage of the output shaft.

Preferably, the fixed bearing comprises a base and a copper sleeve, the base is fixed with the driving box body, the copper sleeve is in running fit with the base, and the copper sleeve is fixed with an output shaft of the secondary planetary reducer.

By adopting the technical scheme, the output shaft of the secondary planetary reducer rotates to drive the copper sleeve to rotate, the copper sleeve rotates in the base, and the copper sleeve is used as a lubricating bearing to prevent the output shaft of the secondary planetary reducer from damaging the transmission tooth surface when being damaged.

Drawings

FIG. 1 is a schematic structural diagram of an embodiment;

fig. 2 is a schematic structural view of the stationary bearing.

Reference numerals: 1. a driving box body; 2. driving a speed reduction unit; 3. a secondary planetary reducer; 4. a drive assembly; 5. a pinion gear; 6. fixing the bearing; 7. a slewing bearing; 8. an electric motor; 9. a torque measuring device; 10. a base; 11. and (4) a copper sleeve.

Detailed Description

The following is only the preferred embodiment of the present invention, the protection scope is not limited to this embodiment, and all technical solutions belonging to the idea of the present invention should belong to the protection scope of the present invention. It should also be noted that, for those skilled in the art, various modifications and decorations can be made without departing from the principle of the present invention, and such modifications and decorations should also be regarded as the protection scope of the present invention.

See fig. 1 to 2, a novel driving device, including drive box 1, still including installing drive reduction unit 2 on drive box 1, drive reduction unit 2 includes second grade planetary reducer 3, second grade planetary reducer 3 upper end is provided with drive assembly 4, drive assembly 4 includes electric motor 8 and torque measurement device 9, be connected slewing bearing 7 with the host computer, start electric motor 8, electric motor 8's output shaft rotates, electric motor 8's output shaft passes torque measurement device 9 and is connected with second grade planetary reducer 3, the one end that electric motor 8 was kept away from to torque measurement device 9 is fixed with second grade planetary reducer 3, torque measurement device 9 measures the moment of torsion of electric motor 8's output shaft.

As shown in fig. 1, the two-stage planetary reducer 3 reduces the speed of the driving assembly 4, a pinion 5 is fixed on an output shaft of the two-stage planetary reducer 3, the output shaft of the two-stage planetary reducer 3 drives the pinion 5 to rotate, a slewing bearing 7 meshed with the pinion 5 is rotatably arranged in the driving box body 1, the pinion 5 drives the slewing bearing 7 to rotate, and the slewing bearing 7 drives the main machine to operate. A fixed bearing 6 is arranged in the driving box body 1, an output shaft of the second-stage planetary reducer 3 is matched with the fixed bearing 6, the output shaft of the second-stage planetary reducer 3 is a stepped shaft, and the stepped shaft is matched with the fixed bearing 6, so that the problem of shaft breakage of the output shaft is effectively solved.

As shown in fig. 1 and 2, the fixed bearing 6 includes a base 10 and a copper bush 11, the base 10 is fixed to the drive case 1, the copper bush 11 is rotatably fitted to the base 10, the copper bush 11 is fixed to an output shaft of the second-stage planetary reduction gear 3, the output shaft of the second-stage planetary reduction gear 3 rotates to drive the copper bush 11 to rotate, the copper bush 11 rotates in the base 10, and the copper bush 11 is used as a lubricating bearing to prevent the output shaft of the second-stage planetary reduction gear 3 from damaging a transmission tooth surface when damaged.

Claims

1. The utility model provides a novel driving device, includes drive box (1), its characterized in that, still including installing drive reduction unit (2) on drive box (1), drive reduction unit (2) are including second grade planetary reducer (3), second grade planetary reducer (3) upper end is provided with drive assembly (4), be fixed with pinion (5) on the output shaft of second grade planetary reducer (3), be provided with fixing bearing (6) in drive box (1), the output shaft and fixing bearing (6) of second grade planetary reducer (3) cooperate, drive box (1) internal rotation is provided with slewing bearing (7) with pinion (5) meshing.

2. The novel driving device according to claim 1, characterized in that the driving assembly (4) comprises an electric motor (8) and a torque measuring device (9), an output shaft of the electric motor (8) is connected with the second-stage planetary reducer (3) through the torque measuring device (9), and one end of the torque measuring device (9) far away from the electric motor (8) is fixed with the second-stage planetary reducer (3).

3. A new drive arrangement according to claim 2, characterised in that the output shaft of the two-stage planetary reducer (3) is a stepped shaft.

4. The novel driving device is characterized in that the fixed bearing (6) comprises a base (10) and a copper sleeve (11), the base (10) is fixed with the driving box body (1), the copper sleeve (11) is in running fit with the base (10), and the copper sleeve (11) is fixed with an output shaft of the secondary planetary reducer (3).