CN216904488U

CN216904488U - Motor mounting structure

Info

Publication number: CN216904488U
Application number: CN202123342980.8U
Authority: CN
Inventors: 周根华; 张天刚; 毛星玲
Original assignee: Nichibo Motor Shenzhen Co ltd
Current assignee: Nichibo Motor Shenzhen Co ltd
Priority date: 2021-12-28
Filing date: 2021-12-28
Publication date: 2022-07-05
Anticipated expiration: 2031-12-28

Abstract

The utility model discloses a motor mounting structure, comprising: the stator comprises a stator support, a stator core and a winding, wherein the stator support is provided with a Hall element assembly, and the winding is electrically connected with the Hall element assembly. The stator support includes: the stator core is arranged on the mounting column, and one side of the mounting plate is provided with a mounting notch and a side plate; the Hall element assembly includes: fixed plate and hall element board, fixed plate insert in the installation opening and fix on the curb plate, and the fixed plate sets up the fixed column, and the hall element board passes through the fixed column to be fixed on the fixed plate and lie in one side of erection column. The Hall element plate is detachably fixed on one side of the mounting column through the fixing plate, when an operator maintains the Hall element plate, no position restriction is generated between the Hall element plate and the stator core, the operator does not need to execute a fixed assembly procedure, and the assembly and disassembly operation cost is saved.

Description

Motor mounting structure

Technical Field

The utility model relates to the technical field of motors, in particular to a motor mounting structure.

Background

A winding is arranged in the motor, current which changes regularly is led into the winding, and a magnetic field generated by the change of the current drives a magnet in the motor to move, so that the rotor shaft rotates to apply work to the outside. After assembling the motor, an operator needs to know the current passing condition of the windings in the motor, grasp the phase sequence of the motor and ensure that the motor works correctly, so that each independent winding is connected with one Hall element, and the operator can know the current passing sequence in the windings by connecting the Hall elements with a detection device.

Referring to fig. 1, in the conventional mounting structure, a hall element circuit board 100 is annularly mounted in a motor, specifically, a stator support of the motor is T-shaped, the hall element circuit board 100 is mounted on the stator support 200, and then a stator core 300 and a winding are mounted on the stator support 200. Such a mounting structure has problems that: if the hall element circuit board 100 has a problem, the user needs to disassemble the stator core 300 first and then disassemble the hall element circuit board 100, otherwise, the hall element circuit board 100 is restricted by the stator core 300 to cause the problem of incapability of disassembly, the assembly process is fixed, and the hall element circuit board is not easy to disassemble and maintain.

SUMMERY OF THE UTILITY MODEL

In order to solve the problems that the dismounting and mounting of the Hall element circuit board are restricted by the position of the stator core, the equipment process is fixed, and the Hall circuit board element is difficult to mount and maintain in the prior art, the utility model provides the motor mounting structure which simplifies the Hall element circuit board and prevents the element mounting and dismounting from being restricted by the mounting position of the stator core.

The utility model is realized by the following technical scheme:

a motor mounting structure comprising: stator support, install stator core on the stator support, install winding on the stator core, install hall element assembly on the stator support, the winding with hall element assembly electricity is connected, the stator support includes: the stator core is arranged on the mounting column, and one side of the mounting plate is provided with a mounting opening and a side plate positioned in the mounting opening; the hall element assembly includes: the fixing plate is inserted into the installation opening and fixed on the side plate, the fixing plate is provided with fixing columns, the fixing columns are located in the opening and located on two sides of the side plate, and the Hall element plate is fixed on the fixing plate through the fixing columns and located on one side of the installation columns.

Furthermore, the side plate comprises a positioning hole, the fixing plate comprises a positioning column, and the positioning column is inserted into the positioning hole to fix the fixing plate relative to the side plate.

Furthermore, a screw hole is formed in the fixing plate, and a screw penetrates through the screw hole to fix the fixing plate on the side plate.

Furthermore, threads are arranged inside the fixing column, and screws penetrate through the Hall element plate and are fixed in the fixing column.

Further, the fixed plate and the hall element plate are respectively installed on two sides of the side plate, and the hall element plate is fixed on one side of the side plate, which faces the stator core.

Further, the method also comprises the following steps: install rotor shaft in the stator support, fix the rotor shaft is kept away from the motor housing of mounting panel one end, install the inside magnetite of motor housing.

Further, the mounting plate is centrally provided with a bearing chamber in which a bearing is mounted, and the rotor shaft is rotated relative to the stator frame by the bearing.

The utility model has the beneficial effects that:

the Hall element plate is fixed on one side of the mounting column in a detachable mounting mode through the fixing plate, when an operator maintains the Hall element plate, the Hall element plate can be directly detached from one side of the mounting column, no position restriction is generated between the Hall element plate and the stator core, the operator does not need to execute a fixed assembly procedure, the assembly and disassembly operation cost is saved, and the Hall element plate is convenient to install, maintain, replace and disassemble.

Drawings

FIG. 1 is a schematic view of a prior art mounting structure of a Hall element circuit board on a stator bracket;

FIG. 2 is a schematic perspective view of the present invention;

FIG. 3 is a perspective view of the Hall element assembly mounted on a stator frame in accordance with the present invention;

FIG. 4 is an exploded view of FIG. 3;

fig. 5 is an exploded view of the overall structure of the present invention.

Detailed Description

In order to make the objects, technical solutions and effects of the present invention clearer and clearer, the present invention is further described in detail below with reference to the accompanying drawings and examples. It should be understood that the specific embodiments described herein are merely illustrative of the utility model and are not intended to limit the utility model.

Referring to fig. 2 to 5, the present invention discloses a motor mounting structure, including: the stator comprises a stator support 1, a stator core 2 arranged on the stator support 1 and a winding 21 arranged on the stator core 2, wherein a Hall element assembly 3 is arranged on the stator support 1, and the winding 21 is electrically connected with the Hall element assembly 3. The current that lets in the law change in the winding 21, the change of the interior current of winding 21 instructs stator core 2 to go up to produce the magnetic field that the law changes, and the magnetite 50 outside stator core 2 receives the effect of magnetic force in the magnetic field that changes and rotates, and rotor shaft 4 with magnetite 50 fixed connection can rotate and realize doing work to the outside, install the hall element that corresponds with winding 21 quantity on the hall element subassembly 3, hall element is used for acquireing the size and the direction of the interior electric current that lets in of winding 21, and operating personnel is connected with hall element through detection device, can know the current phase place in the current motor, confirms the phase sequence, and then confirms the order that every winding 21 of motor lets in the current.

The stator holder 1 includes: the stator core comprises a mounting plate 11 and a mounting column 12 arranged on one side of the mounting plate 11, wherein the stator core 2 is mounted on the mounting column 12, and one side of the mounting plate 11 is provided with a mounting notch 111 and a side plate 112 positioned in the mounting notch 111; the hall element assembly 3 includes: the fixing plate 31 is inserted into the mounting notch 111 and fixed on the side plate 112, the fixing plate 31 is provided with fixing posts 311, the fixing posts 311 are positioned in the notch and positioned at two sides of the side plate 112, and the hall element plate 32 is fixed on the fixing plate 31 through the fixing posts 311 and positioned at one side of the mounting post 12.

In this embodiment, hall element board 32 is different with prior art's shape, and hall element assembly 3 is blocky installs in one side of erection column 12, specifically is located the installation opening 111 department of installation board 11, this when just making hall element board 32 dismantle with the installation, and stator core 2 between do not have the position restriction, the installation of stator core 2 and hall element board 32's installation are independent each other, mutually noninterfere, when the user dismantles, can independently dismantle or change one of them part, installation and maintenance are simple, reduce installation cost of maintenance.

Meanwhile, the fixing plate 31 of the utility model is fixedly arranged on the side plate 112 in the mounting notch 111, and only needs to be arranged when the motor is initially assembled, and the hall element plate 32 is fixed on the mounting plate 11 through the fixing column 311 on the fixing plate 31, so that the mounting structure is simple and easy to realize.

The side plate 112 includes a positioning hole 112a, and the fixing plate 31 includes a positioning post 312, and the positioning post 312 is inserted into the positioning hole 112a to fix the fixing plate 31 with respect to the side plate 112. The positioning holes 112a and the positioning posts 312 are used to position the fixing plate 31 and the side plate 112.

The fixing plate 31 of the present invention is mounted on the side plate 112 by means of screw fastening: the fixing plate 31 is provided with screw holes, and screws pass through the screw holes to fix the fixing plate 31 on the side plate 112.

As an achievable embodiment of the present invention, the hall element plate 32 is fixed on the fixing plate 31 by a screw fixing manner, a screw thread is provided inside the fixing column 311, and a screw passes through the hall element plate 32 and is fixed in the fixing column 311.

The fixed plate 31 and the hall element plate 32 are respectively installed at two sides of the side plate 112, and the hall element plate 32 is fixed at one side of the side plate 112 facing the stator core 2, so that the winding 21 is electrically connected with the hall element.

The motor mounting structure further includes: install rotor shaft 4 in stator support 1, fix rotor shaft 4 keeps away from motor housing 5 of mounting panel 11 one end, install the inside magnetite 50 of motor housing 5.

The changing current in the winding 21 causes the stator core 2 to generate a regularly changing magnetic field, and the magnet 50 drives the motor housing 5 and the rotor shaft 4 to rotate under the action of the changing magnetic field, so as to achieve the purpose of applying work to the outside.

The mounting plate 11 is centrally provided with a bearing chamber 113, in which bearing chamber 113 bearings are mounted, by means of which bearings the rotor shaft 4 rotates relative to the stator frame 1. And a clamp spring abutting against the bearing is further fixed on the rotor shaft 4 to prevent the rotor shaft 4 from being separated from the stator support 1.

The Hall element plate 32 is fixed on one side of the mounting column 12 in a detachable mounting mode through the fixing plate 31, when an operator maintains the Hall element plate 32, the Hall element plate 32 is directly detached from one side of the mounting column 12, no position restriction is generated between the Hall element plate 32 and the stator core 2, the operator does not need to execute a fixed assembly procedure, the operation cost of assembly and disassembly is saved, and the Hall element plate 32 is convenient to install, maintain, replace and disassemble.

It is to be understood that the utility model is not limited to the examples described above, but that modifications and variations may be effected thereto by those of ordinary skill in the art in light of the foregoing description, and that all such modifications and variations are intended to be within the scope of the utility model as defined by the appended claims.

Claims

1. A motor mounting structure comprising: stator support, install stator core on the stator support, install winding on the stator core, install the hall element subassembly on the stator support, the winding with the hall element subassembly electricity is connected, its characterized in that, the stator support includes: the stator core is arranged on the mounting column, and one side of the mounting plate is provided with a mounting opening and a side plate positioned in the mounting opening; the hall element assembly includes: the fixing plate is inserted into the installation opening and fixed on the side plate, the fixing plate is provided with fixing columns, the fixing columns are located in the opening and located on two sides of the side plate, and the Hall element plate is fixed on the fixing plate through the fixing columns and located on one side of the installation columns.

2. The motor mounting structure of claim 1, wherein the side plate includes a positioning hole, and the fixing plate includes a positioning post inserted into the positioning hole to fix the fixing plate relative to the side plate.

3. The motor mounting structure according to claim 1, wherein the fixing plate is provided with a screw hole through which a screw passes to fix the fixing plate to the side plate.

4. The motor mounting structure of claim 1, wherein the fixing post is internally provided with a thread, and a screw passes through the hall element plate and is fixed in the fixing post.

5. The motor mounting structure according to claim 1, wherein the fixing plate and the hall element plate are respectively mounted on both sides of the side plate, and the hall element plate is fixed on a side of the side plate facing the stator core.

6. The motor mounting structure according to claim 1, further comprising: install rotor shaft in the stator support, fix the rotor shaft is kept away from the motor housing of mounting panel one end, install the inside magnetite of motor housing.

7. The motor mounting structure according to claim 6, wherein the mounting plate is centrally provided with a bearing chamber in which a bearing is mounted, the rotor shaft being rotated relative to the stator bracket by the bearing.