CN210536397U

CN210536397U - Practical self-adjusting concentricity motor

Info

Publication number: CN210536397U
Application number: CN201921697213.9U
Authority: CN
Inventors: 周统富
Original assignee: Dongguan Weijin Electric Co Ltd
Current assignee: Dongguan Weijin Electric Co Ltd
Priority date: 2019-10-11
Filing date: 2019-10-11
Publication date: 2020-05-15
Anticipated expiration: 2029-10-11

Abstract

The utility model discloses a practical self-modulation concentricity motor belongs to motor technical field, including the axle core, the axle core runs through the both ends of stretching out the casing, the front end outer wall fixedly connected with bearing frame of casing, and the inside embedding of bearing frame has spherical bearing, the embedding of the bottom both sides of spherical bearing and the inner wall linking department of bearing frame has the bearing shell fragment, the utility model provides a practical self-modulation concentricity motor, it is through being equipped with spherical bearing, installs spherical bearing in the bearing frame of casing one end, and spherical bearing supports through bearing frame and bearing shell fragment, can follow the rotation automatic correction concentricity of spherical bearing when motor circular telegram operation is rotatory, and spherical bearing's production easy and simple to handle, with low costs, has realized that the high efficiency of motor uses, has solved the problem of both ends bearing decentraction when direct current motor operates, and the problem that the electric current when having solved the motor bearing decentration rises the thermal overload and the motor noise that produces is too big.

Description

Practical self-adjusting concentricity motor

Technical Field

The utility model relates to the technical field of electric machines, especially, relate to a practical self-modulation concentricity motor.

Background

An Electric machine (also known as "motor") is an electromagnetic device that converts or transmits Electric energy according to the law of electromagnetic induction, and is represented by a letter M (old standard is D) in a circuit, and mainly functions to generate driving torque as a power source for electrical appliances or various machines, and a generator is represented by a letter G in a circuit and mainly functions to convert mechanical energy into Electric energy.

When the bearings at the two ends are not concentric in operation of the direct current motor, the current of the motor is high, the service life of the motor is shortened along with the increase of the temperature of the motor, the noise of the motor is very high when the motor is not concentric, and therefore the practical self-adjusting concentricity motor is provided.

SUMMERY OF THE UTILITY MODEL

The utility model provides a practical self-modulation concentricity motor, it is through being equipped with ball bearing, install ball bearing in the bearing frame of casing one end, ball bearing passes through the bearing frame and supports with the bearing shell fragment, can be along with ball bearing's rotation automatic correction concentricity when motor circular telegram operation is rotatory, and ball bearing's production operation is simple and convenient, and low cost, the high efficiency use of motor has been realized, the problem of direct current motor both ends bearing decentraction when operating has been solved, the too big problem of heat overload and motor noise that the electric current when having solved motor bearing decentraction risees the production, motor life's extension has been realized.

The utility model provides a specific technical scheme as follows:

the utility model provides a pair of practical self-modulation concentricity motor, including the axle core, the axle core runs through the both ends of stretching out the casing, the front end outer wall fixedly connected with bearing frame of casing, and the inside embedding of bearing frame has ball-type bearing, ball-type bearing's bottom both sides have the bearing shell fragment with the embedding of the inner wall linking department of bearing frame, the one end that the axle core deviates from the bearing frame runs through insulating piece, silicon steel sheet, commutator, enameled wire and cylindrical bearing in proper order, the enameled wire winding stretches out the both sides of silicon steel sheet, the inner wall of silicon steel sheet both sides casing links up magnetic shoe, the one end through connection of commutator has the brush, cylindrical bearing is embedded in the tail end inner wall of end cover, and the tail end of end cover embedding casing.

Optionally, the insulating sheet is connected to two sides of the silicon steel sheet.

Optionally, a cylinder extends out of the front end of the tail end of the commutator, which is away from the silicon steel sheet, and the front end cylinder of the commutator penetrates through the extending electric brush.

Optionally, the back side of the cylindrical bearing is fixedly connected with one side of the casing.

The utility model has the advantages as follows:

the utility model discloses a be equipped with ball bearing, install ball bearing in the bearing frame of casing one end, ball bearing passes through the bearing frame and the bearing shell fragment supports, can be along with ball bearing's rotation automatic correction concentricity when motor circular telegram operation is rotatory, and ball bearing's production easy and simple to handle, and is with low costs, the high efficiency of motor is used has been realized, the problem of direct current motor both ends bearing decentraction when the operation has been solved, the too big problem of heat overload and motor noise that the electric current when having solved motor bearing decentraction risees the production, motor life's extension has been realized.

Drawings

In order to more clearly illustrate the technical solutions in the embodiments of the present invention, the drawings needed to be used in the description of the embodiments will be briefly described below, and it is obvious that the drawings in the following description are only some embodiments of the present invention, and it is obvious for those skilled in the art to obtain other drawings without creative efforts.

Fig. 1 is an overall structure schematic diagram of a practical self-adjusting concentricity motor according to an embodiment of the present invention.

In the figure: 1. a shaft core; 2. silicon steel sheets; 3. an insulating sheet; 4. a commutator; 5. enamelled wires; 6. a housing; 7. an end cap; 8. a cylindrical bearing; 9. a ball bearing; 10. an electric brush; 11. a magnetic shoe; 12. a bearing seat; 13. bearing shell fragment.

Detailed Description

In order to make the objects, technical solutions and advantages of the present invention clearer, the present invention will be described in further detail with reference to the accompanying drawings, 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 efforts belong to the protection scope of the present invention.

A practical self-concentricity-adjusting motor according to an embodiment of the present invention will be described in detail with reference to fig. 1.

Referring to fig. 1, an embodiment of the present invention provides a practical self-concentricity-adjusting motor, which includes a shaft core 1, the shaft core 1 penetrates through and extends out of two ends of the machine shell 6, the outer wall of the front end of the machine shell 6 is fixedly connected with a bearing seat 12, and the ball bearing 9 is embedded in the bearing seat 12, the joint of the two sides of the bottom end of the ball bearing 9 and the inner wall of the bearing seat 12 is embedded with a bearing elastic sheet 13, an insulating sheet 3, a silicon steel sheet 2, a commutator 4, an enameled wire 5 and a cylindrical bearing 8 are sequentially penetrated through one end of the shaft core 1, which is far away from the bearing seat 12, the enameled wires 5 are wound and extend out of two sides of the silicon steel sheet 2, the inner walls of the casings 6 at two sides of the silicon steel sheet 2 are connected with magnetic tiles 11, one end of the commutator 4 is connected with an electric brush 10 in a penetrating way, the cylindrical bearing 8 is embedded in the inner wall of the tail end of the end cover 7, and the end cover 7 is embedded in the tail end of the machine shell 6.

Illustratively, the spherical bearing 9 is arranged in a bearing seat 12 at one end of the casing 6, the spherical bearing 9 is supported by the bearing seat 12 and a bearing elastic sheet 13, when the motor is electrified to operate and rotate, the concentricity can be automatically corrected along with the rotation of the spherical bearing 9, the production operation of the spherical bearing 9 is simple and convenient, the cost is low, the high-efficiency use of the motor is realized, and the problem that the bearings at two ends of the direct current motor are not concentric when the direct current motor operates is solved.

Referring to fig. 1, the insulation sheets 3 are connected to two sides of the silicon steel sheet 2.

Illustratively, the insulating sheet 3 is provided on both sides of the silicon steel sheet 2. Has good insulation effect.

Referring to fig. 1, a cylinder extends from the front end of the commutator 4 away from the silicon steel sheet 2, and the cylinder at the front end of the commutator 4 extends through the protruding brush 10.

Illustratively, the cylinder at the front end of the commutator 4 slides within the brush 10, switching the direction of the current.

Referring to fig. 1, the back side of the cylindrical bearing 8 is fixedly connected to one side of the housing 6.

Illustratively, the back side of the cylindrical bearing 8 is supported by one side of the housing 6.

When in use, after the motor is electrified, current is led into an electric brush 10 in a machine shell 6, the commutator 4 is electrified by the sliding connection of the electric brush 10, so that exciting current is led into a rotor consisting of a shaft core 1, a silicon steel sheet 2, an insulating sheet 3 and an enameled wire 5, the rotor is stimulated by external exciting current, magnetic shoes 11 at two sides of the silicon steel sheet 2 generate a constant magnetic potential source, the rotor of the motor rotates under the influence of the magnetic force of a stator, then the shaft core 1 embedded between a cylindrical bearing 8 in an end cover 7 and a spherical bearing 9 in a bearing seat 12 rotates, the spherical bearing 9 is supported by the bearing seat 12 and a bearing elastic sheet 13, the concentricity of the motor can be automatically corrected along with the rotation of the spherical bearing 9 when the motor is electrified, the decentration of the motor is avoided, the problems of thermal overload and overlarge motor noise caused by the rise of the current when the motor bearing decentration are solved, the service life of the motor is prolonged.

It should be noted that the utility model relates to a practical self-modulation concentricity motor, including axle core 1, silicon steel sheet 2, insulating piece 3, commutator 4, enameled wire 5, casing 6, end cover 7, cylindrical bearing 8, ball-type bearing 9, brush 10, magnetic shoe 11, bearing frame 12, bearing shell fragment 13, the part is the general standard spare or the part that technical staff in the field knows, and its structure and principle all are that this technical staff all can learn through the technical manual or learn through conventional experimental method.

It is apparent that those skilled in the art can make various changes and modifications to the embodiments of the present invention without departing from the spirit and scope of the embodiments of the present invention. Thus, if such modifications and variations of the embodiments of the present invention fall within the scope of the claims and their equivalents, the present invention is also intended to include such modifications and variations.

Claims

1. The utility model provides a practical self-modulation concentricity motor, includes axle core (1), its characterized in that: the shaft core (1) penetrates through two ends of the casing (6), the outer wall of the front end of the casing (6) is fixedly connected with a bearing seat (12), a spherical bearing (9) is embedded in the bearing seat (12), a bearing elastic sheet (13) is embedded at the joint of the two sides of the bottom end of the spherical bearing (9) and the inner wall of the bearing seat (12), an insulating sheet (3), a silicon steel sheet (2), a commutator (4), an enameled wire (5) and a cylindrical bearing (8) sequentially penetrate through one end of the shaft core (1) departing from the bearing seat (12), the enameled wires (5) are wound and extend out of two sides of the silicon steel sheet (2), the inner walls of the casings (6) at two sides of the silicon steel sheet (2) are connected with magnetic shoes (11), one end of the commutator (4) is connected with an electric brush (10) in a penetrating manner, the cylindrical bearing (8) is embedded in the inner wall of the tail end of the end cover (7), and the end cover (7) is embedded in the tail end of the casing (6).

2. A practical self-adjusting concentricity motor as defined in claim 1, wherein: the insulating sheets (3) are connected to two sides of the silicon steel sheets (2).

3. A practical self-adjusting concentricity motor as defined in claim 1, wherein: the tail end of the commutator (4) deviates from the front end of the silicon steel sheet (2) and extends out of a cylinder, and the front end cylinder of the commutator (4) penetrates through and extends out of the electric brush (10).

4. A practical self-adjusting concentricity motor as defined in claim 1, wherein: the back side of the cylindrical bearing (8) is fixedly connected with one side of the shell (6).