CN209994227U

CN209994227U - Motor shaft capable of preventing shaft eccentricity

Info

Publication number: CN209994227U
Application number: CN201920718302.0U
Authority: CN
Inventors: 卢满松
Original assignee: Jingjiang Dasong Machinery Co Ltd
Current assignee: Jingjiang Dasong Machinery Co Ltd
Priority date: 2019-05-20
Filing date: 2019-05-20
Publication date: 2020-01-24
Anticipated expiration: 2029-05-20

Abstract

The utility model discloses a prevent eccentric motor shaft of axle, including motor body and motor shaft body, the spout has been seted up on motor body's surface, and the internally mounted of spout has a slider, and the end department of slider is connected with the connecting rod through the pivot simultaneously, the outside of connecting rod is connected with the one end of extrusion spring, and extrudees the other end and the stopper interconnect of spring, motor shaft body is located motor body's intermediate position, and motor shaft body's avris is fixed with the fixed block, and the intermediate position of fixed block leaves in advance simultaneously has the spacing groove, motor shaft body's inside is fixed with the restriction lever, and motor shaft body's top is connected with the connecting axle, and motor shaft body's end department is provided with the bolt simultaneously. This prevent eccentric motor shaft of axle, the difficult eccentric condition that appears of motor shaft to be convenient for change the model of motor shaft, reduced the degree of difficulty that the motor used.

Description

Motor shaft capable of preventing shaft eccentricity

Technical Field

The utility model relates to a motor shaft technical field specifically is a prevent eccentric motor shaft of axle.

Background

The motor shaft is a transmission pivot, and the motor can be with electric energy conversion to driven effort, and the motor need utilize the motor shaft to carry out the transmission of power at the in-process of using, and the quality of motor shaft can directly influence the result of use of motor and the life of motor, and current motor shaft nevertheless has following problem:

1. when the motor shaft is used, the eccentricity is easy to occur, and after the motor shaft is eccentric, the motor can not normally drive;

2. the motor shaft is not convenient to replace according to the actual use condition of the motor, and the use difficulty of the motor is increased.

Aiming at the problems, innovative design is urgently needed on the basis of the original motor shaft.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a prevent eccentric motor shaft of axle to propose current motor shaft among solving above-mentioned background art, the eccentric condition appears in the motor shaft easily, and the model of the motor shaft of being not convenient for change has increased the problem that the motor used the degree of difficulty.

In order to achieve the above object, the utility model provides a following technical scheme: the utility model provides a prevent eccentric motor shaft of axle, includes motor body and motor shaft body, the spout has been seted up on motor body's surface, and the internally mounted of spout has the slider, and the end department of slider is connected with the connecting rod through the pivot simultaneously, the outside of connecting rod is connected with the one end of extrusion spring, and extrudees the other end and the stopper interconnect of spring, motor shaft body is located motor body's intermediate position, and motor shaft body's avris is fixed with the fixed block, and the intermediate position of fixed block reserves has the spacing groove simultaneously, motor shaft body's inside is fixed with the restriction lever, and motor shaft body's top is connected with the connecting axle, and motor shaft body's end department is provided with.

Preferably, the sliding block and the motor body form a sliding installation structure, and the number of the sliding blocks is symmetrically arranged about the axis of the motor shaft body by 2.

Preferably, the slider and the connecting rod form a mutual rotation mounting structure, and the outer diameter of the connecting rod is the same as the width of the opening of the limiting groove.

Preferably, the limiting block and the connecting rod form a telescopic mounting structure, and the limiting block is connected with the fixing block in a clamping manner.

Preferably, the connecting shaft is symmetrically arranged about the axis of the motor shaft body, the motor shaft body and the limiting rod are integrally arranged, and the end of the limiting rod penetrates through the bottom of the connecting shaft.

Compared with the prior art, the beneficial effects of the utility model are that: according to the motor shaft capable of preventing the shaft from being eccentric, the motor shaft is not easy to be eccentric, the model of the motor shaft is convenient to replace, and the difficulty in using the motor is reduced;

1. the motor shaft body is installed with the motor body in the using process, after the installation, the limiting block is stretched upwards, the connecting rod is turned upwards through the rotating shaft, after the connecting rod enters the inside of the fixing block, the acting force stretching the limiting block is removed, the limiting block is driven to reset by the extrusion spring, and the motor shaft body is fixed;

2. the connecting axle runs through to the inside of motor shaft body at the in-process that uses to fix it through the bolt, when the connecting axle of different models need be changed, dismantle the bolt, thereby can install another connecting axle and motor shaft body, improved the practicality of device.

Drawings

FIG. 1 is a schematic view of the overall front structure of the present invention;

FIG. 2 is a schematic view of the connection structure of the connection shaft and the limiting rod of the present invention;

fig. 3 is a schematic view of a top view structure of the motor body of the present invention;

fig. 4 is the schematic view of the connection structure between the motor shaft body and the fixing block of the present invention.

In the figure: 1. a motor body; 2. a chute; 3. a slider; 4. a rotating shaft; 5. a connecting rod; 6. a compression spring; 7. a limiting block; 8. a motor shaft body; 9. a fixed block; 10. a limiting groove; 11. a restraining bar; 12. a connecting shaft; 13. and (4) bolts.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

Referring to fig. 1-4, the present invention provides a technical solution: a motor shaft capable of preventing shaft eccentricity comprises a motor body 1, a sliding groove 2, a sliding block 3, a rotating shaft 4, a connecting rod 5, an extrusion spring 6, a limiting block 7, a motor shaft body 8, a fixing block 9, a limiting groove 10, a limiting rod 11, a connecting shaft 12 and a bolt 13, wherein the sliding groove 2 is formed in the surface of the motor body 1, the sliding block 3 is installed inside the sliding groove 2, the end of the sliding block 3 is connected with the connecting rod 5 through the rotating shaft 4, one end of the extrusion spring 6 is connected to the outer side of the connecting rod 5, the other end of the extrusion spring 6 is connected with the limiting block 7, the motor shaft body 8 is located in the middle of the motor body 1, the fixing block 9 is fixed on the side of the motor shaft body 8, the limiting groove 10 is reserved in the middle of the fixing block 9, the limiting rod 11 is fixed inside the motor, meanwhile, a bolt 13 is arranged at the end of the motor shaft body 8;

the sliding block 3 and the motor body 1 form a sliding installation structure, 2 sliding blocks 3 are symmetrically arranged on the axis of the motor shaft body 8, the sliding blocks 3 can slide in the sliding grooves 2, and limited acting force cannot occur after the motor body 1 and the motor shaft body 8 are installed;

the sliding block 3 and the connecting rod 5 form a mutual rotation mounting structure, the outer diameter of the connecting rod 5 is the same as the width of an opening of the limiting groove 10, and the connecting rod 5 can be turned upwards through the rotating shaft 4, so that the mounting difficulty of the connecting rod 5 and the fixing block 9 is reduced;

the limiting block 7 and the connecting rod 5 form a telescopic mounting structure, the limiting block 7 is connected with the fixed block 9 in a clamping mode, the connecting rod 5 can be turned over after the limiting block 7 is stretched upwards, the connecting rod 5 is turned over and connected with the fixed block 9, the tensile force on the limiting block 7 is removed, the limiting block 7 is driven by the extrusion spring 6 to reset, and the connecting rod 5 is fixed;

connecting axle 12 sets up about motor shaft body 8's axis symmetry, and motor shaft body 8 and restriction pole 11 are the integration setting, and the end department of restriction pole 11 runs through in the bottom of connecting axle 12 simultaneously, and the axis symmetry sets up, can rotate at motor shaft body 8 when rotating, and connecting axle 12 rotates with motor shaft body 8's center, the eccentric condition can not appear.

The working principle is as follows: when the motor shaft capable of preventing the shaft eccentricity is used, according to the illustration in fig. 1-4, the device is used, the motor shaft body 8 and the motor body 1 are installed, after the motor shaft body 8 penetrates into the motor body 1, the limiting block 7 is manually stretched upwards, then the connecting rod 5 is manually turned upwards through the rotating shaft 4, after the turning, the connecting rod 5 penetrates into the fixed block 9, the pulling force on the limiting block 7 is removed, the limiting block 7 is driven to move downwards by the rebounding acting force of the extrusion spring 6 and is clamped with the fixed block 9 through the limiting groove 10, when the motor shaft body 8 is used and rotated, the sliding block 3 can slide in the sliding groove 2, the limiting acting force cannot occur, the connecting shaft 12 is replaced according to the actual use condition of the motor body 1, the bolt 13 is detached, and the connecting shaft 12 is stretched upwards, thereby can accomplish the dismantlement to connecting axle 12, dismantle the back, install another connecting axle 12 to fix through bolt 13, and then can accomplish the change to connecting axle 12, reduce the limitation that the device used.

It should be finally noted that the above only serves to illustrate the technical solution of the present invention, and not to limit the scope of the present invention, and that simple modifications or equivalent replacements performed by those skilled in the art to the technical solution of the present invention do not depart from the spirit and scope of the technical solution of the present invention.

Claims

1. The utility model provides a prevent eccentric motor shaft of axle, includes motor body (1) and motor shaft body (8), its characterized in that: spout (2) have been seted up on the surface of motor body (1), and the internally mounted of spout (2) has slider (3), and the end department of slider (3) is connected with connecting rod (5) through pivot (4) simultaneously, the outside of connecting rod (5) is connected with the one end of extrusion spring (6), and the other end and stopper (7) interconnect of extrusion spring (6), motor shaft (8) are located the intermediate position of motor body (1), and the avris of motor shaft (8) is fixed with fixed block (9), and the intermediate position of fixed block (9) is reserved simultaneously has spacing groove (10), the inside of motor shaft (8) is fixed with restriction lever (11), and the top of motor shaft (8) is connected with connecting axle (12), and the end department of motor shaft (8) is provided with bolt (13) simultaneously.

2. The motor shaft for preventing the shaft from being eccentric as set forth in claim 1, wherein: the sliding block (3) and the motor body (1) form a sliding installation structure, and the number of the sliding blocks (3) is 2 about the axis of the motor shaft body (8).

3. The motor shaft for preventing the shaft from being eccentric as set forth in claim 1, wherein: the sliding block (3) and the connecting rod (5) form a mutual rotation mounting structure, and the outer diameter of the connecting rod (5) is the same as the width of an opening of the limiting groove (10).

4. The motor shaft for preventing the shaft from being eccentric as set forth in claim 1, wherein: the limiting block (7) and the connecting rod (5) form a telescopic mounting structure, and the limiting block (7) is connected with the fixing block (9) in a clamping mode.

5. The motor shaft for preventing the shaft from being eccentric as set forth in claim 1, wherein: the connecting shaft (12) is symmetrically arranged about the axis of the motor shaft body (8), the motor shaft body (8) and the limiting rod (11) are integrally arranged, and the end of the limiting rod (11) penetrates through the bottom of the connecting shaft (12).