CN221081056U

CN221081056U - Multi-point positioning noise reduction motor

Info

Publication number: CN221081056U
Application number: CN202322430144.8U
Authority: CN
Inventors: 饶志辉; 胡圣勇; 王永生; 欧鹏; 杨伟
Original assignee: Dongguan Meng Generator Co ltd
Current assignee: Dongguan Meng Generator Co ltd
Priority date: 2023-09-07
Filing date: 2023-09-07
Publication date: 2024-06-04
Anticipated expiration: 2033-09-07

Abstract

The utility model belongs to the technical field of motors, and particularly relates to a multipoint positioning noise reduction motor, which comprises a base, a shell and a rotating assembly, wherein the shell is arranged on the base; the rotating component is rotationally connected to the shell; the base with rotating assembly's one end rotates to be connected, the casing keep away from the end of base with rotating assembly's the other end rotates to be connected, wherein, rotating assembly's lateral wall with be provided with multiunit locking setting element between the inside of casing. The motor structure is integrally fixed through the locking locating piece, the motor is balanced in operation, good operation noise and small current fluctuation are achieved, and enterprise development is facilitated.

Description

Multi-point positioning noise reduction motor

Technical Field

The utility model belongs to the technical field of motors, and particularly relates to a multipoint positioning noise reduction motor.

Background

The motor is commonly called a motor, and is an electromagnetic device for converting or transmitting electric energy according to the law of electromagnetic induction, the motor is represented by a letter M (D) in a circuit, the motor is mainly used for generating driving torque and is used as a power source of an electric appliance or various machines, and the generator is represented by a letter G in the circuit, and the motor is mainly used for converting electric energy into mechanical energy.

For example, the utility model patent with the application number of CN200620108456.0 and the name of high-stability motor gear reduction mechanism discloses a high-stability motor gear reduction mechanism, and belongs to the technical field of motor production. The worm gear is provided with an inner gear ring, and the gear parts of the left combined gear and the right combined gear are simultaneously meshed with the inner gear ring of the output gear. The high-speed transmission device is high in transmission stability, low in production cost, long in service life, capable of bearing large load torque and large in reduction ratio.

From the above, most of the conventional motors optimize the structure between the gear and the worm to improve the transmission output stability of the motor, however, the support structure between the gear and the worm is also in contact with the casing of the motor, and the mechanical vibration caused by the transmission operation of the gear and the worm acts on the motor casing through the support, so that the noise is abnormal when the motor operates, and thus the improvement is needed.

Disclosure of utility model

The utility model aims to provide a multipoint positioning noise reduction motor, and aims to solve the technical problem that noise is abnormal when a motor is operated due to the fact that mechanical vibration caused by the transmission operation of gears and worms acts on a motor shell through a bracket in the motor in the prior art, and a bracket structure between the gears and the worms is in contact with a motor shell.

In order to achieve the above purpose, the embodiment of the utility model provides a multipoint positioning noise reduction motor, which comprises a base, a shell and a rotating assembly, wherein the shell is arranged on the base; the rotating component is rotationally connected to the shell; the base with rotating assembly's one end rotates to be connected, the casing keep away from the end of base with rotating assembly's the other end rotates to be connected, wherein, rotating assembly's lateral wall with be provided with multiunit locking setting element between the inside of casing.

Optionally, the base is discoid structure setting, the casing is cylindric structure setting, the inner circle opening of casing with the border fixed connection of base, the casing is kept away from the tip of base is provided with and is used for the positioning seat, the central point of positioning seat put with rotating assembly's tip rotates to be connected.

Optionally, the rotating assembly comprises a rotating shaft, a rotor and a winding, and two ends of the rotating shaft are respectively and correspondingly connected with the base and the positioning seat in a one-to-one rotation manner; the rotor is positioned in the shell and fixedly connected with the rotating shaft, and a plurality of groups of magnetic components are arranged on the outer side wall of the rotor; the winding is arranged in the shell, the outer side wall of the winding is abutted with the inner wall of the shell, and the outer side wall of the winding is fixedly connected with the inner wall of the shell through the locking positioning piece; wherein, the central point of winding is provided with the perforation that supplies the rotor with the pivot passes through.

Optionally, the rotor comprises an inner sleeve and an outer sleeve, and the inner sleeve is fixedly connected with the rotating shaft; the outer shaft sleeve is fixedly arranged on the outer shaft sleeve; and a gap is arranged between the outer side wall of the outer shaft sleeve and the inner wall of the perforation.

Optionally, the winding comprises a mounting frame and a coil, the mounting frame is arranged in the shell, and the perforation is formed in the mounting frame; the coil is wound on the mounting frame; wherein, the mounting frame is provided with a plurality of groups of wire holes in a penetrating way along the length direction of the shell, and the wire holes are uniformly distributed around the perforation; the number of the coils is multiple, the coils are arranged in an elliptical structure, straight line segments of the coils are arranged in corresponding line holes, and two ends of the coils extend to the outer side of the mounting frame.

Optionally, the rotating shaft comprises a first connecting part and a second connecting part, and the first connecting part is rotationally connected with the positioning seat; the second connecting part is fixedly connected with the inner sleeve; the first connecting portion and the second connecting portion form a step structure through an outer diameter size difference, and when the second connecting portion is mounted on the inner shaft sleeve, the first connecting portion is abutted to the end portion of the inner shaft sleeve.

Optionally, the cross section of positioning seat is the I-shaped structure setting, the central point of positioning seat puts and is provided with the centre bore, the tip of positioning seat and the inner circle opening fixed connection of casing. The locking and positioning piece is a pre-tightening screw.

The one or more technical schemes in the multi-point positioning noise reduction motor provided by the embodiment of the utility model have at least one of the following technical effects: the rotating assembly is fixed with the outer side wall of the shell through a locking positioning piece, and in the running process, the rotating assembly is always in a contact state with the shell, and the vibration amplitude generated by the rotating assembly is absorbed and weakened through the shell and the base; compared with the prior art that the inside of the motor is provided with a support structure between the gear and the worm, the support structure is in contact with the shell of the motor, mechanical vibration caused by the transmission operation of the gear and the worm acts on the motor shell through the support, so that the technical problem of abnormal noise is caused when the motor operates.

Drawings

In order to more clearly illustrate the technical solutions of the embodiments of the present utility model, the drawings that are needed in the embodiments or the description of the prior art will be briefly described below, it being obvious that the drawings in the following description are only some embodiments of the present utility model, and that other drawings may be obtained according to these drawings without inventive effort for a person skilled in the art.

Fig. 1 is a schematic structural diagram of a multi-point positioning noise reduction motor according to an embodiment of the present utility model.

Fig. 2 is a cut-away view of a multipoint positioning noise reduction motor provided by an embodiment of the utility model mounted on a display.

Fig. 3 is a structural exploded view of the multi-point positioning noise reduction motor of fig. 1.

Fig. 4 is a schematic structural diagram of a rotating assembly according to an embodiment of the present utility model.

Fig. 5 is an exploded view of a rotary assembly according to an embodiment of the present utility model.

Fig. 6 is a cut-away view of the rotating assembly of fig. 4.

Fig. 7 is a cut-away view of another view of the rotating assembly of fig. 4.

Wherein, each reference sign in the figure:

100-base 200-housing 300-rotating assembly

400-Locking positioning piece 310-rotating shaft 320-rotor

330-Winding 321-inner sleeve 322-outer sleeve

331-Mounting frame 332-coil 311-first connection portion

312-Second connection 510-central bore 500-positioning seat.

Detailed Description

Embodiments of the present utility model are described in detail below, examples of which are illustrated in the accompanying drawings, wherein like or similar reference numerals refer to like or similar elements or elements having like or similar functions throughout. The embodiments described below by referring to fig. 1 to 7 are exemplary and intended to illustrate embodiments of the present utility model and should not be construed as limiting the utility model.

In the description of the embodiments of the present utility model, it should be understood that the terms "length," "width," "upper," "lower," "front," "rear," "left," "right," "vertical," "horizontal," "top," "bottom," "inner," "outer," and the like indicate orientations or positional relationships based on the orientation or positional relationships shown in the drawings, merely to facilitate description of the embodiments of the present utility model and simplify description, and do not indicate or imply that the devices or elements referred to must have a specific orientation, be configured and operated in a specific orientation, and thus should not be construed as limiting the present utility model.

Furthermore, the terms "first," "second," and the like, are used for descriptive purposes only and are not to be construed as indicating or implying a relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defining "a first" or "a second" may explicitly or implicitly include one or more such feature. In the description of the embodiments of the present utility model, the meaning of "plurality" is two or more, unless explicitly defined otherwise.

In the embodiments of the present utility model, unless explicitly specified and limited otherwise, the terms "mounted," "connected," "secured" and the like are to be construed broadly and include, for example, either permanently connected, removably connected, or integrally formed; can be mechanically or electrically connected; can be directly connected or indirectly connected through an intermediate medium, and can be communicated with the inside of two elements or the interaction relationship of the two elements. The specific meaning of the above terms in the embodiments of the present utility model will be understood by those of ordinary skill in the art according to specific circumstances.

In one embodiment of the present utility model, as shown in fig. 1 to 7, a multi-point positioning noise reduction motor is provided, including a base 100, a housing 200, and a rotating assembly 300, wherein the housing 200 is disposed on the base 100; the rotating assembly 300 is rotatably connected to the housing 200; the base 100 is rotatably connected with one end of the rotating assembly 300, and the end of the housing 200 away from the base 100 is rotatably connected with the other end of the rotating assembly 300, wherein a plurality of groups of locking and positioning members 400 are disposed between the outer side wall of the rotating assembly 300 and the interior of the housing 200.

Specifically, the rotating assembly 300 is fixed with the outer side wall of the housing 200 through the locking positioning piece 400, the rotating assembly 300 is always in contact with the housing 200 in the running process, and the vibration amplitude generated by the rotating assembly 300 is absorbed and weakened through the housing 200 and the base 100; compared with the prior art that the inside of the motor is provided with a support structure between the gear and the worm, the support structure is in contact with the shell of the motor, mechanical vibration caused by the transmission operation of the gear and the worm acts on the motor shell 200 through the support, so that the technical problem of abnormal noise is caused when the motor operates.

The structure of the locking and positioning member 400 is flexible, for example, in this embodiment, the locking and positioning member 400 is a pre-tightening screw, a screw hole for installing the pre-tightening screw is provided on the housing 200, the screw hole is provided along the extending direction of the rotating assembly 300, after the rotating assembly 300 is installed, the amplitude generated when the rotating assembly 300 rotates can be transmitted to the housing 200 through the pre-tightening screw, so that the housing 200 and the rotating assembly 300 generate the same-frequency vibration, the relative displacement between the housing 200 and the rotating assembly 300 is reduced, and then the collision frequency and the collision impact strength between the housing 200 and the rotating assembly 300 are reduced, so that the motor noise is effectively reduced, and meanwhile, the structural stability of the motor is improved.

As shown in fig. 1 to 7, further, the base 100 is in a disc-shaped structure, the housing 200 is in a cylindrical structure, an inner ring opening of the housing 200 is fixedly connected with an edge of the base 100, a positioning seat 500 is disposed at an end of the housing 200 away from the base 100, and a center position of the positioning seat 500 is rotatably connected with an end of the rotating assembly 300. The cylindrical structure is favorable for adapting the rotating path of the main shaft of the motor, so that the structural optimization is realized, and the structural stability is improved.

As shown in fig. 1 to 7, the rotating assembly 300 further includes a rotating shaft 310, a rotor 320, and a winding 330, wherein two ends of the rotating shaft 310 are respectively connected to the base 100 and the positioning seat 500 in a one-to-one corresponding rotation manner; the rotor 320 is located in the housing 200 and is fixedly connected with the rotating shaft 310, and a plurality of groups of magnetic components are arranged on the outer side wall of the rotor 320; the winding 330 is disposed in the housing 200, the outer side wall of the winding abuts against the inner wall of the housing 200, and the outer side wall of the winding 330 is fixedly connected with the inner wall of the housing 200 through the locking positioning member 400; wherein, a center position of the winding 330 is provided with a through hole through which the rotor 320 and the rotating shaft 310 pass. When the windings 330 are electrified, a magnetic field is formed, and then the rotating shaft 310 is driven to rotate by the magnetic piece, so that the motor is operated.

As shown in fig. 1 to 7, further, the rotor 320 includes an inner sleeve 321 and an outer sleeve 322, and the inner sleeve 321 is fixedly connected to the rotating shaft 310; the outer sleeve 322 is fixedly arranged on the outer sleeve 322; wherein a gap is provided between the outer sidewall of the outer sleeve 322 and the inner wall of the bore. The connection between the inner hub 321 and the outer hub 322 is flexible, and in this embodiment, the inner hub 321 and the outer hub 322 are integrally formed to improve structural stability of the rotor 320.

As shown in fig. 1 to 7, further, the winding 330 includes a mounting frame 331 and a coil 332, the mounting frame 331 is disposed in the housing 200, and the through hole is formed in the mounting frame 331; the coil 332 is wound on the mounting frame 331; wherein, the mounting frame 331 is provided with a plurality of groups of wire holes along the length direction of the casing 200, and the wire holes are uniformly distributed around the perforation; the number of the coils 332 is multiple, the coils 332 are arranged in an elliptical structure, straight line segments of the coils 332 are arranged in corresponding line holes, and two ends of the coils 332 extend to the outer side of the mounting frame 331. In this embodiment, all the portions of the coils 332 extending to the outside of the mounting frame 331 are inclined and deflected in the same direction, so as to prevent the coils 332 from being separated from the mounting frame 331 and improve the structural stability of the windings 330.

As shown in fig. 1 to 7, the rotating shaft 310 further includes a first connecting portion 311 and a second connecting portion 312, and the first connecting portion 311 is rotatably connected to the positioning seat 500; the second connecting part 312 is fixedly connected with the inner sleeve 321; the first connecting portion 311 and the second connecting portion 312 form a step structure according to an outer diameter dimension difference, and when the second connecting portion 312 is mounted on the inner sleeve 321, the first connecting portion 311 abuts against an end portion of the inner sleeve 321. After the step structure is adopted to realize the abutting connection, the first connecting portion 311 and the second connecting portion 312 form an abutting fixing function with the inner shaft sleeve 321, so that when the rotating shaft 310 receives the acting force towards the direction of the inner shaft sleeve 321, the rotating shaft 310 is prevented from being accidentally offset.

As shown in fig. 1 to 7, further, the cross section of the positioning seat 500 is in an i-shaped structure, a central hole 510 is provided at the central position of the positioning seat 500, and the end of the positioning seat 500 is fixedly connected with the inner ring opening of the housing 200. The i-shaped positioning seat 500 is advantageous in providing a recess for receiving a ferrule of a gantry crane or elevator to facilitate movement and access to a motor in cooperation with the gantry crane or elevator.

The foregoing description of the preferred embodiments of the utility model is not intended to be limiting, but rather is intended to cover all modifications, equivalents, and alternatives falling within the spirit and principles of the utility model.

Claims

1. A multi-point positioning noise reduction motor, comprising:

A base;

The shell is arranged on the base;

the rotating assembly is rotationally connected to the shell;

The base is rotationally connected with one end of the rotating assembly, the end part, away from the base, of the shell is rotationally connected with the other end of the rotating assembly, and a plurality of groups of locking positioning pieces are arranged between the outer side wall of the rotating assembly and the inner part of the shell.

2. The multi-point positioning noise reduction motor according to claim 1, wherein: the base is discoid structure setting, the casing is cylindric structure setting, the inner circle opening of casing with the border fixed connection of base, the casing is kept away from the tip of base is provided with and is used for the positioning seat, the central point of positioning seat put with rotating assembly's tip rotates to be connected.

3. The multi-point positioning noise reduction motor according to claim 2, wherein: the rotating assembly includes:

the two ends of the rotating shaft are respectively and correspondingly connected with the base and the positioning seat in a one-to-one rotation manner;

The rotor is positioned in the shell and fixedly connected with the rotating shaft, and a plurality of groups of magnetic components are arranged on the outer side wall of the rotor;

The winding is arranged in the shell, the outer side wall of the winding is abutted with the inner wall of the shell, and the outer side wall of the winding is fixedly connected with the inner wall of the shell through the locking positioning piece;

Wherein, the central point of winding is provided with the perforation that supplies the rotor with the pivot passes through.

4. A multi-point positioning noise reduction motor according to claim 3, wherein: the rotor includes:

the inner shaft sleeve is fixedly connected with the rotating shaft;

The outer shaft sleeve is fixedly arranged on the outer shaft sleeve;

and a gap is arranged between the outer side wall of the outer shaft sleeve and the inner wall of the perforation.

5. A multi-point positioning noise reduction motor according to claim 3, wherein: the winding includes:

The mounting frame is arranged in the shell, and the through holes are formed in the mounting frame;

A coil wound on the mounting frame;

Wherein, the mounting frame is provided with a plurality of groups of wire holes in a penetrating way along the length direction of the shell, and the wire holes are uniformly distributed around the perforation; the number of the coils is multiple, the coils are arranged in an elliptical structure, straight line segments of the coils are arranged in corresponding line holes, and two ends of the coils extend to the outer side of the mounting frame.

6. The multi-point positioning noise reduction motor according to claim 4, wherein: the rotating shaft comprises:

the first connecting part is rotationally connected with the positioning seat;

The second connecting part is fixedly connected with the inner sleeve;

The first connecting portion and the second connecting portion form a step structure through an outer diameter size difference, and when the second connecting portion is mounted on the inner shaft sleeve, the first connecting portion is abutted to the end portion of the inner shaft sleeve.

7. The multipoint positioning noise reduction motor according to any one of claims 2 to 6, wherein: the section of the positioning seat is in an I-shaped structure, a central hole is formed in the central position of the positioning seat, and the end part of the positioning seat is fixedly connected with the opening of the inner ring of the shell.

8. The multi-point positioning noise reduction motor according to claim 1, wherein: the locking and positioning piece is a pre-tightening screw.