CN214590920U

CN214590920U - Motor bearing fixing structure

Info

Publication number: CN214590920U
Application number: CN202120565931.1U
Authority: CN
Inventors: 蔡树源
Original assignee: Yongyuan Motor Suzhou Co ltd
Current assignee: Yongyuan Motor Suzhou Co ltd
Priority date: 2021-03-19
Filing date: 2021-03-19
Publication date: 2021-11-02
Anticipated expiration: 2031-03-19

Abstract

The utility model belongs to the technical field of motor accessories, in particular to a motor bearing fixing structure, which comprises a motor body and a motor shaft fixed in the motor body, wherein the end surface of the motor body is fixed with a mounting ring, and a detachable plug disc is arranged on the mounting ring; a plurality of groups of auxiliary positioning assemblies which are distributed in an annular shape at equal intervals are arranged on the mounting ring, and a plurality of groups of elastic energy absorption assemblies which are distributed in an annular shape at equal intervals are fixed on the inner surface of the blocking disc; the elastic energy-absorbing assembly comprises an auxiliary energy-absorbing push piece, a telescopic rod and an energy-absorbing spring; the utility model discloses a motor bearing fixed knot constructs, utilizes multiunit elasticity energy-absorbing subassembly and multiunit auxiliary positioning subassembly that sets up, can improve the stability and the firm nature of motor bearing installation greatly, reduces the torsion influence between bearing and the motor shaft, guarantees the reliable use and the life of bearing, and simultaneously, auxiliary positioning subassembly can also further improve the stability of bearing installation when fixing a position the installation of bearing.

Description

Motor bearing fixing structure

Technical Field

The utility model belongs to the technical field of the motor accessory, concretely relates to motor bearing fixed knot constructs.

Background

The motor is an electromagnetic device for realizing electric energy conversion or transmission according to the electromagnetic induction law, the motor is represented by a letter M (old standard is represented by D) in a circuit, the motor mainly has the function of generating driving torque and is used as a power source of electrical appliances or various machines, the generator is represented by a letter G in the circuit, and the motor mainly has the function of converting mechanical energy into electric energy.

The motor bearing is an important component in the motor, and ensures the safe rotation of a motor shaft and the safe operation of the motor.

However, after the original motor bearing is fixed on the motor, the rotation and the shaking of the motor shaft can cause the bearing to shake along with the motor, and in the past, torque can be generated between the motor shaft and the bearing to influence the firmness of the bearing installation, even cause the bearing to be damaged.

SUMMERY OF THE UTILITY MODEL

For solving the above-mentioned problem that exists among the prior art, the utility model provides a motor bearing fixed knot constructs has convenient to use, easily overhauls and long service life's characteristics.

In order to achieve the above object, the utility model provides a following technical scheme: the motor bearing fixing structure comprises a motor body and a motor shaft fixed in the motor body, wherein one end of the motor shaft extends out of the motor body, an installation ring is fixed on the end surface of the motor body, a detachable blocking disc is installed on the installation ring, a bearing is fixed on the motor body and is positioned on the inner side of the installation ring, and the blocking disc and the bearing are both sleeved with the motor shaft; a plurality of groups of auxiliary positioning assemblies which are distributed in an annular shape at equal intervals are arranged on the mounting ring, and a plurality of groups of elastic energy absorption assemblies which are distributed in an annular shape at equal intervals are fixed on the inner surface of the blocking disc; and the elastic energy-absorbing assembly comprises an auxiliary energy-absorbing push sheet, a telescopic rod and an energy-absorbing spring.

As a preferred technical solution of the present invention, the elastic energy-absorbing assembly is provided with four groups; the telescopic rod is fixed on the blocking disc, the auxiliary energy-absorbing push piece is fixed at the end part of the telescopic rod, and the energy-absorbing spring is sleeved on the telescopic rod and is positioned between the blocking disc and the auxiliary energy-absorbing push piece.

As an optimized technical scheme of the utility model, the vertical tangent plane of supplementary energy-absorbing ejector pad is the arc structure.

As an optimized technical scheme of the utility model, the stifled dish utilizes the bolt fastening to be in the collar end portion.

As a preferred technical scheme of the utility model, the assistance-localization real-time subassembly is equipped with four groups, just the assistance-localization real-time subassembly includes assistance-localization real-time ejector pad and screw thread post, the screw thread post utilizes the screw thread to close the mode soon and installs on the collar, the assistance-localization real-time ejector pad passes through the bearing and supports to rotate and install screw thread end portion the one end that the screw thread post deviates from the assistance-localization real-time ejector pad is fixed with the cross and revolves the handle.

As an optimized technical proposal of the utility model, the opposite surface of the auxiliary positioning push block is an inclined positioning surface.

Compared with the prior art, the beneficial effects of the utility model are that: the utility model discloses a motor bearing fixed knot constructs, utilizes multiunit elasticity energy-absorbing subassembly and multiunit auxiliary positioning subassembly that sets up, can improve the stability and the firm nature of motor bearing installation greatly, reduces the torsion influence between bearing and the motor shaft, guarantees the reliable use and the life of bearing, and simultaneously, auxiliary positioning subassembly can also further improve the stability of bearing installation when fixing a position the installation of bearing.

Drawings

The accompanying drawings are included to provide a further understanding of the invention, and are incorporated in and constitute a part of this specification, illustrate embodiments of the invention, and together with the description serve to explain the invention and not to limit the invention. In the drawings:

fig. 1 is a schematic structural view of the present invention;

fig. 2 is an enlarged schematic structural view of the elastic energy absorbing assembly of fig. 1 according to the present invention;

fig. 3 is an enlarged schematic structural view of the auxiliary positioning assembly in fig. 1 according to the present invention;

in the figure: 1. a motor body; 2. blocking the disc; 3. a motor shaft; 4. an elastic energy absorbing assembly; 5. an auxiliary positioning assembly; 6. a mounting ring; 7. auxiliary energy-absorbing push pieces; 8. a telescopic rod; 9. an energy-absorbing spring; 10. auxiliary positioning of the push block; 11. a threaded post; 12. a cross-shaped rotary handle; 13. and (6) positioning the surface.

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. 1-3, the present invention provides the following technical solutions: the motor bearing fixing structure comprises a motor body 1 and a motor shaft 3 fixed in the motor body 1, wherein one end of the motor shaft 3 extends out of the motor body 1, an installation ring 6 is fixed on the end surface of the motor body 1, a detachable blocking disc 2 is installed on the installation ring 6, a bearing is fixed on the motor body 1 and is positioned on the inner side of the installation ring 6, and the blocking disc 2 and the bearing are both sleeved with the motor shaft 3; a plurality of groups of auxiliary positioning components 5 which are distributed in an annular shape at equal intervals are arranged on the mounting ring 6, and a plurality of groups of elastic energy absorption components 4 which are distributed in an annular shape at equal intervals are fixed on the inner surface of the blocking disc 2; and the elastic energy-absorbing component 4 comprises an auxiliary energy-absorbing push sheet 7, an expansion link 8 and an energy-absorbing spring 9, when the device is used, a bearing is sleeved on the motor shaft 3 and moves towards the motor body 1, then the auxiliary positioning component 5 is used for positioning the installation of the motor shaft 3, and then the motor shaft 3 is fixed on the motor body 1 by using a known means, the auxiliary positioning component 5 can further improve the stability of the installation of the bearing while positioning the installation of the bearing, finally the blocking disc 2 is sleeved on the motor shaft 3, and the blocking disc 2 and the mounting ring 6 are fixed by using bolts, after the blocking disc 2 is fixed, the elastic energy-absorbing component 4 supports against the motor bearing, the vibration of the motor bearing is absorbed, the stability of the installation of the bearing is ensured, and the reliable use and the service life of the motor bearing are ensured.

Specifically, according to fig. 1 and fig. 2, in the present embodiment, four sets of elastic energy absorbing assemblies 4 are provided; the telescopic link 8 is fixed on the blanking disc 2, the auxiliary energy-absorbing push piece 7 is fixed at the end part of the telescopic link 8, the energy-absorbing spring 9 is sleeved on the telescopic link 8 and is positioned between the blanking disc 2 and the auxiliary energy-absorbing push piece 7, the auxiliary energy-absorbing push piece 7 is an outer ring which is abutted against a bearing, when the motor runs, the motor shaft 3 rotates, the inner ring of the bearing rotates, under the elastic action of the energy-absorbing spring 9, the telescopic link 8 relaxes, the auxiliary energy-absorbing push piece 7 is only abutted against the outer ring of the bearing, the stability of the bearing is ensured, torsion and shake generated by the rotation of the motor shaft 3 to the bearing are absorbed, and the stability of the bearing installation is ensured, wherein the telescopic link 8 is formed by sleeving two sections of hollow cylindrical components.

Specifically, according to fig. 1 and fig. 2, in this embodiment, the longitudinal section of the auxiliary energy-absorbing push plate 7 is an arc-shaped structure, which is adapted to the structural form of the bearing.

Specifically, according to the illustration in fig. 1, in the embodiment, the blocking disc 2 is fixed at the end of the mounting ring 6 by using bolts, so that the installation and the disassembly are convenient, and the bearing is easy to disassemble and maintain.

Specifically, according to fig. 1 and fig. 3, in this embodiment, the auxiliary positioning assembly 5 includes four sets, and the auxiliary positioning assembly 5 includes an auxiliary positioning push block 10 and a threaded column 11, the threaded column 11 is installed on the mounting ring 6 by a threaded screwing manner, the auxiliary positioning push block 10 is rotatably installed at an end portion of the threaded column 11 by a bearing support, a cross-shaped rotating handle 12 is fixed at an end of the threaded column 11 away from the auxiliary positioning push block 10, when the bearing is fixed, after the bearing is in place, the cross-shaped rotating handle 12 at the end portion is rotated, the threaded column 11 is rotated by the cross-shaped rotating handle 12, and under the action of the threaded screwing, the threaded column 11 pushes the auxiliary positioning push block 10 to move until the auxiliary positioning push block 10 abuts against an outer ring of the bearing, so as to position and stabilize the installation of the bearing.

Specifically, according to fig. 1 and fig. 3, in the embodiment, the opposite surface of the auxiliary positioning pushing block 10 is the inclined positioning surface 13, and after the auxiliary positioning pushing block 10 abuts against the outer ring of the bearing, due to the existence of the inclined surface, the positioning surface 13 generates a component force on the bearing moving toward the motor body 1, thereby further improving the stability of the bearing installation.

The utility model discloses a theory of operation and use flow: the utility model discloses a motor bearing fixed knot constructs, when using, cup joints the bearing on motor shaft 3 and moves to motor body 1, later utilizes auxiliary positioning subassembly 5 to fix a position the installation of motor shaft 3, then utilizes the well-known means to fix motor shaft 3 on motor body 1 can, auxiliary positioning subassembly 5 can also further improve the stability of bearing installation when fixing a position the bearing installation;

at last, the blocking disc 2 is sleeved on the motor shaft 3, the blocking disc 2 is fixed with the mounting ring 6 through bolts, after the blocking disc 2 is fixed, the elastic energy absorption assembly 4 supports against the motor bearing, energy is absorbed by shaking of the motor bearing, meanwhile, the stability of bearing installation is guaranteed, and the reliable use and the service life of the motor bearing are guaranteed.

Finally, it should be noted that: although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that modifications may be made to the embodiments described in the foregoing embodiments, or equivalents may be substituted for elements thereof. Any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention should be included in the protection scope of the present invention.

Claims

1. Motor bearing fixed knot constructs, include motor body (1) and fix motor shaft (3) in motor body (1), the one end of motor shaft (3) stretches out motor body (1), its characterized in that: an installation ring (6) is fixed on the end face of the motor body (1), a detachable blocking disc (2) is installed on the installation ring (6), a bearing is fixed on the motor body (1) and located on the inner side of the installation ring (6), and the blocking disc (2) and the bearing are both sleeved with the motor shaft (3); a plurality of groups of auxiliary positioning assemblies (5) which are distributed in an annular shape at equal intervals are arranged on the mounting ring (6), and a plurality of groups of elastic energy absorption assemblies (4) which are distributed in an annular shape at equal intervals are fixed on the inner surface of the blocking disc (2); and the elastic energy-absorbing assembly (4) comprises an auxiliary energy-absorbing push sheet (7), a telescopic rod (8) and an energy-absorbing spring (9).

2. The motor bearing fixing structure according to claim 1, wherein: four groups of elastic energy-absorbing components (4) are arranged; the telescopic rod (8) is fixed on the blocking disc (2), the auxiliary energy-absorbing push piece (7) is fixed at the end part of the telescopic rod (8), and the energy-absorbing spring (9) is sleeved on the telescopic rod (8) and is positioned between the blocking disc (2) and the auxiliary energy-absorbing push piece (7).

3. The motor bearing fixing structure according to claim 1, wherein: the longitudinal section of the auxiliary energy-absorbing push sheet (7) is of an arc-shaped structure.

4. The motor bearing fixing structure according to claim 1, wherein: the blocking disc (2) is fixed at the end part of the mounting ring (6) by bolts.

5. The motor bearing fixing structure according to claim 1, wherein: auxiliary positioning subassembly (5) are equipped with four groups, just auxiliary positioning subassembly (5) are including auxiliary positioning ejector pad (10) and screw thread post (11), screw thread post (11) utilize the screw thread to close the mode soon and install on collar (6), auxiliary positioning ejector pad (10) support through the bearing and rotate and install screw thread post (11) tip screw thread post (11) deviate from the one end of auxiliary positioning ejector pad (10) and are fixed with cross swing handle (12).

6. The motor bearing fixing structure of claim 5, wherein: the opposite surface of the auxiliary positioning push block (10) is an inclined positioning surface (13).