CN220033875U - Crank of motor - Google Patents
Crank of motor Download PDFInfo
- Publication number
- CN220033875U CN220033875U CN202320775626.4U CN202320775626U CN220033875U CN 220033875 U CN220033875 U CN 220033875U CN 202320775626 U CN202320775626 U CN 202320775626U CN 220033875 U CN220033875 U CN 220033875U
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- crank
- piece
- axis
- cylindrical hole
- electric motor
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- 239000000463 material Substances 0.000 description 3
- 208000027418 Wounds and injury Diseases 0.000 description 2
- 230000006378 damage Effects 0.000 description 2
- 208000014674 injury Diseases 0.000 description 2
- 238000012423 maintenance Methods 0.000 description 2
- 238000004519 manufacturing process Methods 0.000 description 2
- 229910000831 Steel Inorganic materials 0.000 description 1
- 238000005299 abrasion Methods 0.000 description 1
- 230000009471 action Effects 0.000 description 1
- 230000004075 alteration Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000000903 blocking effect Effects 0.000 description 1
- 238000001514 detection method Methods 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
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- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 239000002994 raw material Substances 0.000 description 1
- 230000008439 repair process Effects 0.000 description 1
- 239000010959 steel Substances 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
- 230000001360 synchronised effect Effects 0.000 description 1
- 238000003466 welding Methods 0.000 description 1
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- Connection Of Motors, Electrical Generators, Mechanical Devices, And The Like (AREA)
Abstract
The utility model discloses a crank of a motor, which belongs to the technical field of elevator accessories and comprises an executing piece, a crank of a motor and a crank shaft, wherein the executing piece is provided with a cylindrical hole for inserting an output shaft of the motor; the circular arc piece is arranged in the cylindrical hole, and the outer surface of the circular arc piece is attached to the surface of the cylindrical hole; and an operating member. Through setting up the crank that the main part comprises executive component and operating element, the cylinder hole cooperation circular arc piece on the executive component realizes the motor output shaft of different specification sizes and the connection of crank, is convenient for the staff to apply external force through the operating element and drives motor output shaft rotation, and then realizes the rotation of belt roller to when realizing the lifting machine belt and changing, the regulation of belt position has guaranteed the security when improving efficiency.
Description
Technical Field
The utility model belongs to the technical field of elevator accessories, and particularly relates to a crank of a motor.
Background
The material hoister is mechanical conveying equipment of a fixing device, is mainly suitable for continuous vertical hoisting of powdery, granular and small materials, and is broken by a belt or broken by a belt caused by abrasion of a head wheel due to the reasons of failure of a spot detection device, material blocking device, anti-slip device and the like in long-time operation of the hoister, and maintenance staff must be immediately arranged for rush repair in order to ensure normal production; replacing or re-lapping the belt;
in the process of replacing a belt, a part of maintenance workers stand on a platform on the upper part of a head pulley to operate, particularly in the process of replacing, the workers always stand on a platform of a bracket of the head pulley (space is narrow), hold (grab) a hanging beam, kick a belt hopper by feet to run downwards, or use 2 chain hoist wheels to transport lifting belts back and forth, and in the process of the chain hoist, the people need to tie, loosen ton belts or steel ropes back and forth, and the process comprises the following steps: the efficiency is low, and serious potential safety hazards exist, so that falling or smashing injury and hanging injury can occur easily when people are careless.
Disclosure of Invention
The utility model aims to provide a crank of a motor, which aims to solve the problem of the prior art that the belt of the elevator is replaced.
In order to achieve the above purpose, the present utility model provides the following technical solutions: a crank for an electric machine, comprising:
the actuator is provided with a cylindrical hole into which the output shaft of the power supply machine is inserted;
the circular arc piece is arranged in the cylindrical hole, and the outer surface of the circular arc piece is attached to the surface of the cylindrical hole;
an operating member comprising:
one end of the first connecting part is fixedly connected with the executing piece, and the other end of the first connecting part extends along the axis A of the cylindrical hole;
an operation part arranged along an axis B, wherein the axis B is parallel to the axis A and is deviated from the axis A;
and the second connecting part is used for connecting the first connecting part and the operating part.
Preferably, the crank further comprises a locking member, the executing member is provided with a threaded hole for the locking member to be screwed in, and the locking member moves along the radial direction of the cylindrical hole.
Preferably, the locking member is a bolt.
Preferably, the actuator is a sleeve.
Preferably, the first connecting portion is a circular pipe.
Preferably, the crank further includes a transition member disposed along the axis a for connecting the first connecting portion and the actuator.
Preferably, the transition piece is in a sleeve shape, and the outer diameters of the first connecting part, the transition piece and the executing piece are sequentially increased.
Preferably, the axis of the second connecting portion is perpendicular to the axis a.
Preferably, the operation piece is formed by bending a pipeline twice.
Preferably, the operating member is a solid or hollow tube.
Compared with the prior art, the utility model has the beneficial effects that:
according to the utility model, the crank composed of the executing piece and the operating piece is arranged, the connection between motor output shafts with different specifications and sizes and the crank is realized through the cylindrical hole on the executing piece and the circular arc piece, and the operating piece is convenient for a worker to apply external force to drive the motor output shafts to rotate, so that the rotation of the belt roller is realized, the adjustment of the belt position is realized when the belt of the elevator is replaced, and the efficiency is improved and the safety is ensured.
Drawings
FIG. 1 is a schematic diagram of the whole of the present utility model;
FIG. 2 is a front view of the present utility model;
fig. 3 is a second overall schematic of the present utility model.
In the figure: 100. an actuator; 101. a cylindrical hole; 200. an operating member; 201. a first connection portion; 202. a second connecting portion; 203. an operation unit; 300. arc pieces; 400. a locking member; 500. a transition piece.
Detailed Description
The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.
Referring to fig. 1, a crank handle (hereinafter referred to as crank handle) of a motor is composed of an executing member 100 and an operating member 200, wherein the executing member 100 is provided with a cylindrical hole 101 for inserting an output shaft of the motor, and the operating member 200 is operated by a worker to provide driving force to the executing member 100 to drive the output shaft of the motor to rotate;
specifically, referring to fig. 2 and 3, in some embodiments of the crank, the body of the operating member 200 is composed of a first connecting portion 201, an operating portion 203 and a second connecting portion 202, where the axis of the first connecting portion 201 coincides with the axis a of the cylindrical hole 101, that is, the whole first connecting portion 201 is disposed along the axis a, and one end of the first connecting portion 201 is fixedly connected with the actuating member 100, it should be noted that, the fixed connection of one end of the first connecting portion 201 with the actuating member 100 means that the movement of one end of the first connecting portion 201 and the movement of the actuating member 100 are synchronous, the two may directly contact and be connected by welding or the like, or a component which is fixedly connected with both the first connecting portion 201 and the actuating member 100 is provided between one end of the first connecting portion 201 and the actuating member 100, through which the fixed connection of the first connecting portion 201 and the actuating member 100 is achieved, and returns to fig. 2 and 3, continuing with the description of the composition of the operating member 200, the operating portion 203 is a cylindrical member extending along the axis B, the axis B of the operating portion 203 is parallel to the axis a and is offset from the axis a, the second connecting portion 202 is configured to connect the first connecting portion 201 and the operating portion 203, and specifically, the second connecting portion 202 has a first end and a second end, wherein the first end is connected to an end of the first connecting portion 201 remote from the operating member 100, and the second end is connected to an end of the operating portion 203 to connect the first connecting portion 201 and the operating portion 203, and in some embodiments of the crank, the axis a of the second connecting portion 202 is perpendicular to the axis a, and the operating member 100 is a "Z" shaped member as a whole, and in other embodiments of the crank, the operating member 100 is formed by a single tube through two bending processes, i.e., bending the tube to form the first connecting portion 201, the second connecting portion 202 and the operating portion 203 may be a solid pipe or a hollow pipe, and preferably the hollow pipe is used as a manufacturing raw material of the executing member 100, so that on one hand, the processing difficulty of the executing member 100 can be reduced, on the other hand, the weight of the executing member 100 can be reduced, and the carrying and the operation of the staff are facilitated.
In some embodiments of the crank, the crank further includes a transition piece 500, where the transition piece 500 is disposed between the actuating member 100 and the first connecting portion 201, that is, the transition piece 500 is disposed along the axis a, and the connection between the actuating member 100 and the first connecting portion 201 is implemented by the transition piece 500, specifically, the transition piece 500 is a sleeve-shaped member, and is adapted to the transition piece 500 and the first connecting portion, the actuating member 100 is also a sleeve-shaped member, and the outer diameters of the first connecting portion 201, the transition piece 500, and the actuating member 100 sequentially increase;
with reference to fig. 2 and 3, the crank further includes an arc piece 300, the arc piece 300 is disposed in the cylindrical hole 101 in the actuator 100, the outer surface of the arc piece 300 is attached to the surface of the cylindrical hole 101, and the inner surface of the arc piece 300 is used as an extension surface of the cylindrical hole 101 of the actuator 100, so as to reduce the radius of the cylindrical hole 101 at the position of the arc piece 300, when the crank is used, an output shaft of the motor enters the cylindrical hole 101, a part of the surface of the output shaft is attached to the surface of the cylindrical hole 101, a part of the surface of the output shaft is attached to the inner surface of the arc piece 300, and a gap between the surface of the cylindrical hole 101 and the surface of the output shaft is filled by the arc piece 300, so that the output shaft of the motor can rotate together with the actuator 100.
Referring to fig. 2 and 3, the crank further includes a locking member 400, and the actuating member 100 is provided with a threaded hole into which the locking member 400 is screwed, that is, the locking member 400 includes a threaded rod body, the threaded rod body has a locking end capable of entering the cylindrical hole 101, and the threaded rod body is matched with the threaded hole on the locking member 400, the threaded rod body is moved in a radial direction of the cylindrical hole 101 by rotating the threaded rod body, when the motor output shaft does not enter the cylindrical hole 101, the locking end of the threaded rod body is located in the threaded hole of the actuating member 100, after the motor output shaft enters the cylindrical hole 101, the threaded rod body rotates under the action of external force, and the locking end moves along the radial direction of the cylindrical hole 101 along with the rotation of the threaded rod body until the end face of the locking end is attached to the end face of the key slot on the motor output shaft, the external force applied to the threaded rod body is relieved, and the locking operation of the motor output shaft is completed, so that the relative rotation between the motor output shaft and the actuating member 100 is avoided in the rotation process of the actuating member 100;
in some embodiments of the crank, the locking member 400 is a bolt, a threaded portion of the bolt constitutes the threaded shank, and the bolt is integrally rotated by an external force applied to a head of the bolt.
Although embodiments of the present utility model have been shown and described, it will be understood by those skilled in the art that various changes, modifications, substitutions and alterations can be made therein 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 (10)
1. A crank of a motor is characterized in that: comprising the following steps:
the actuator is provided with a cylindrical hole into which the output shaft of the power supply machine is inserted;
the circular arc piece is arranged in the cylindrical hole, and the outer surface of the circular arc piece is attached to the surface of the cylindrical hole;
an operating member comprising:
one end of the first connecting part is fixedly connected with the executing piece, and the other end of the first connecting part extends along the axis A of the cylindrical hole;
an operation part arranged along an axis B, wherein the axis B is parallel to the axis A and is deviated from the axis A;
and the second connecting part is used for connecting the first connecting part and the operating part.
2. A crank for an electric motor as set forth in claim 1, wherein: the crank also comprises a locking piece, the executing piece is provided with a threaded hole for the locking piece to be screwed in, and the locking piece moves along the radial direction of the cylindrical hole.
3. A crank for an electric motor as claimed in claim 2, wherein: the locking piece is a bolt.
4. A crank for an electric motor as set forth in claim 1, wherein: the actuating member is a sleeve.
5. The electric motor crank as set forth in claim 4, wherein: the first connecting part is a circular pipeline.
6. The electric motor crank as set forth in claim 5, wherein: the crank also comprises a transition piece, wherein the transition piece is arranged along the axis A and is used for connecting the first connecting part and the executing piece.
7. The electric motor crank as set forth in claim 6, wherein: the transition piece is in a complete cylinder shape, and the outer diameters of the first connecting part, the transition piece and the executing piece are sequentially increased.
8. A crank for an electric motor as set forth in claim 1, wherein: the axis of the second connecting part is perpendicular to the axis A.
9. A crank for an electric motor as set forth in claim 1, wherein: the operating piece is formed by bending a pipeline twice.
10. A crank for an electric motor as set forth in claim 9, wherein: the operating piece is a solid or hollow pipeline.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202320775626.4U CN220033875U (en) | 2023-04-10 | 2023-04-10 | Crank of motor |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202320775626.4U CN220033875U (en) | 2023-04-10 | 2023-04-10 | Crank of motor |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN220033875U true CN220033875U (en) | 2023-11-17 |
Family
ID=88735270
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202320775626.4U Active CN220033875U (en) | 2023-04-10 | 2023-04-10 | Crank of motor |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN220033875U (en) |
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2023
- 2023-04-10 CN CN202320775626.4U patent/CN220033875U/en active Active
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