CN223109756U

CN223109756U - A motor

Info

Publication number: CN223109756U
Application number: CN202421892303.4U
Authority: CN
Inventors: 郭伟群; 叶文标; 张玉富
Original assignee: Ningbo Gongniu Life Electric Appliances Co Ltd
Current assignee: Ningbo Gongniu Electric Appliances Co Ltd
Priority date: 2024-08-06
Filing date: 2024-08-06
Publication date: 2025-07-15
Anticipated expiration: 2034-08-06

Abstract

The embodiment of the utility model provides a motor, and relates to the technical field of motor structures. The motor comprises an insulating frame, an external wiring and an enameled wire, wherein a mounting unit is arranged on a mounting surface of the insulating frame, the mounting unit is arranged on the insulating frame and forms a mounting groove on the insulating frame, and the enameled wire is connected with the external wiring to form a wiring harness and can be clamped and mounted in the mounting groove. The clamping installation of the external wire and the enameled wire is completed through the installation groove, and the occurrence of short circuit condition caused by contact of the phase wire and the iron core can be avoided.

Description

Motor

Technical Field

The utility model relates to the technical field of motor structures, in particular to a motor.

Background

The phase lines in the motor are carriers of three-phase alternating current, and are connected with the motor windings to cooperatively generate a rotating magnetic field to drive the motor to operate, so that the phase lines are key elements in the working principle of the motor.

The inventor researches that some existing phase lines are fixed with the iron core through the binding tape, and once the binding tape is pulled too tightly, the phase lines are easy to contact with the iron core to cause short circuit.

Disclosure of utility model

The utility model aims to provide a motor, which can reduce the occurrence of short circuit caused by contact of a phase line and an iron core.

Embodiments of the present utility model are implemented as follows:

In a first aspect, the present utility model provides an electric machine comprising:

The mounting unit is arranged on the mounting surface of the insulating frame and forms a mounting groove on the insulating frame;

An external wiring;

Enameled wire, enameled wire and external line are connected in order to form the pencil and can the joint install in the mounting groove.

In an alternative embodiment, the motor further comprises a pressing member and a matching member arranged on two sides of the mounting unit, and when the pressing member is connected with the matching member, the pressing member presses one side, away from the mounting surface, of the mounting unit so as to be used for pressing the wire harness into the mounting groove.

In an alternative embodiment, the mounting groove comprises a first sub-groove, a second sub-groove and a third sub-groove which are arranged at an included angle in sequence and are mutually communicated, the wire harness is clamped into the first sub-groove, the second sub-groove and the third sub-groove in sequence, and when the pressing part is connected with the matching part, the pressing part presses at least one of the first sub-groove, the second sub-groove and the third sub-groove.

In an alternative embodiment, when the pressing member is connected to the mating member, the pressing member presses a side of the first sub-groove and the third sub-groove away from the mounting surface.

In an alternative embodiment, the mounting unit includes a first sidewall, a second sidewall, and a third sidewall sequentially spaced apart from each other, a first sub-slot is defined between the first sidewall and the second sidewall, a third sub-slot is defined between the second sidewall and the third sidewall, and the second sub-slot is formed between the first sidewall, the second sidewall, and the third sidewall.

In an alternative embodiment, at least one of the first side wall, the second side wall and the third side wall is convexly provided with a limiting portion, and the limiting portion is used for clamping the wire harness with an adjacent side wall or an adjacent limiting portion.

In an alternative embodiment, at least two side walls of the first side wall, the second side wall and the third side wall are provided with a line pressing groove concavely arranged towards the mounting surface at one side far away from the mounting surface, and when the pressing piece presses one side of the mounting unit far away from the mounting surface, the pressing piece is accommodated in the line pressing groove.

In an alternative embodiment, at least one of the first side wall, the second side wall and the third side wall is convexly provided with a limiting portion, the limiting portion is used for clamping the wire harness with an adjacent side wall or an adjacent limiting portion, and the extending direction of the wire pressing groove passes through the limiting portion.

In an alternative embodiment, the end of the pressing member away from the mounting surface is provided with a first mating portion, and the end of the mating member away from the insulating frame is provided with a second mating portion for detachable connection with the first mating portion, and the pressing member can flexibly deform.

In an alternative embodiment, the press-fit member itself gradually decreases in thickness dimension in a direction approaching the mounting surface.

In an alternative embodiment, the mounting unit further comprises a fourth side wall, and two ends of the fourth side wall are respectively connected with the second side wall and the third side wall.

The motor provided by the embodiment of the utility model comprises the insulating frame, the external wiring and the enameled wire, wherein the mounting surface of the insulating frame is provided with the mounting unit, the mounting unit is arranged on the insulating frame and forms the mounting groove on the insulating frame, and the enameled wire is connected with the external wiring to form the wiring harness and can be clamped and mounted in the mounting groove. The clamping installation of the external wire and the enameled wire is completed through the installation groove, and the occurrence of short circuit condition caused by contact of the phase wire and the iron core can be avoided.

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 will be briefly described below, it being understood that the following drawings only illustrate some embodiments of the present utility model and therefore should not be considered as limiting the scope, and other related 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 motor according to an embodiment of the present utility model;

FIG. 2 is a schematic cross-sectional view of FIG. 1;

fig. 3 is a schematic structural diagram of a motor with a hidden casing according to an embodiment of the present utility model;

Fig. 4 is a partial enlarged view of fig. 3.

The icons are 100-motor shaft, 101-shaft hole, 102-side hole, 200-insulating frame, 210-bottom plate, 211-mounting surface, 220-coaming, 300-mounting unit, 310-first side wall, 320-second side wall, 330-third side wall, 340-fourth side wall, 350-limit part, 360-wire pressing groove, 370-mounting groove, 371-first sub groove, 372-second sub groove, 373-third sub groove, 380-press fitting, 381-first fitting part, 390-fitting part, 391-second fitting part, 500-casing, 800-end cover, 900-wire harness, 901-enameled wire, 902-external wiring.

Detailed Description

For the purpose of making the objects, technical solutions and advantages of the embodiments of the present utility model more apparent, the technical solutions of the embodiments of the present utility model will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present utility model, and it is apparent that the described embodiments are some embodiments of the present utility model, but not all embodiments of the present utility model. The components of the embodiments of the present utility model generally described and illustrated in the figures herein may be arranged and designed in a wide variety of different configurations.

Thus, the following detailed description of the embodiments of the utility model, as presented in the figures, is not intended to limit the scope of the utility model, as claimed, but is merely representative of selected embodiments of the utility model. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.

It should be noted that like reference numerals and letters refer to like items in the following figures, and thus once an item is defined in one figure, no further definition or explanation thereof is necessary in the following figures.

In the description of the present utility model, it should be noted that, directions or positional relationships indicated by terms such as "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer", etc., are directions or positional relationships based on those shown in the drawings, or are directions or positional relationships conventionally put in use of the inventive product, are merely for convenience of describing the present utility model and simplifying the description, and are not indicative or implying that the apparatus or element to be referred to must have a specific direction, be constructed and operated in a specific direction, and thus should not be construed as limiting the present utility model. Furthermore, the terms "first," "second," "third," and the like are used merely to distinguish between descriptions and should not be construed as indicating or implying relative importance.

Furthermore, the terms "horizontal," "vertical," and the like do not denote a requirement that the component be absolutely horizontal or overhang, but rather may be slightly inclined. As "horizontal" merely means that its direction is more horizontal than "vertical", and does not mean that the structure must be perfectly horizontal, but may be slightly inclined.

In the description of the present utility model, it should also be noted that, unless explicitly specified and limited otherwise, the terms "disposed," "mounted," "connected," and "connected" are to be construed broadly, and may be, for example, fixedly connected, detachably connected, integrally connected, mechanically connected, electrically connected, directly connected, indirectly connected through an intermediary, or in communication between two elements. The specific meaning of the above terms in the present utility model will be understood in specific cases by those of ordinary skill in the art.

The following describes in detail a specific structure of a motor and corresponding technical effects thereof provided by the embodiment of the utility model with reference to the accompanying drawings.

Referring to fig. 1-4, the motor provided by the embodiment of the utility model includes an insulation frame 200, an external connection 902 and an enamel wire 901, wherein a mounting unit 300 is arranged on a mounting surface 211 of the insulation frame 200, the mounting unit 300 forms a mounting groove 370 on the insulation frame 200, and the enamel wire 901 is connected with the external connection 902 to form a wire harness 900 and can be mounted in the mounting groove 370 in a clamping manner.

It should be noted that, the external wire may be understood as three phase wires or a neutral wire, that is, each phase wire may be connected to one enamel wire 901 to form the wire harness 900.

It can be appreciated that the phase line in the external line can be connected with one enameled wire 901 to form a wire harness 900 and be connected and can be clamped and installed in the installation groove 370 together, that is, the clamping installation of the external line and the enameled wire 901 is completed through the installation groove 370, so that the occurrence of short circuit caused by the contact of the phase line and the iron core can be avoided.

The motor further includes a pressing member 380 and a mating member 390 disposed on two sides of the mounting unit 300, where when the pressing member 380 is connected with the mating member 390, the pressing member 380 presses one side of the mounting unit 300 away from the mounting surface 211, so as to press the wire harness 900 into the mounting slot 370.

Wherein, the mounting groove 370 is including being the first sub-groove 371, second sub-groove 372 and the third sub-groove 373 that the contained angle set up in proper order and communicate each other, and pencil 900 clamps into first sub-groove 371, second sub-groove 372 and third sub-groove 373 in proper order, when pressing and establishes piece 380 and be connected with mating member 390, presses and establishes at least one of first sub-groove 371, second sub-groove 372, third sub-groove 373, can understand, can press through pressing and establish piece 380 and establish on one side of pencil 900 is kept away from installation face 211 to make the stable accommodation of pencil 900 in mounting groove 370.

It should be noted that, since the mounting groove 370 includes the first sub-groove 371, the second sub-groove 372 and the third sub-groove 373 which are disposed at an included angle and are mutually communicated, after the wire harness 900 is clamped in, the wire harness 900 can sequentially extend along the extending direction of the first sub-groove 371, the extending direction of the second sub-groove 372 and the extending direction of the third sub-groove 373, so as to ensure that the wire harness 900 is stably clamped in the mounting groove 370.

In the present embodiment, when the pressing member 380 is connected to the mating member 390, the pressing member 380 presses the sides of the first sub-groove 371 and the third sub-groove 373 away from the mounting surface 211.

In detail, in the present embodiment, the mounting unit 300 includes first, second and third sidewalls 310, 320 and 330 sequentially arranged at intervals, a first sub-groove 371 is defined between the first and second sidewalls 310, 320, a third sub-groove 373 is defined between the second and third sidewalls 320, 330, and a second sub-groove 372 is formed between the first, second and third sidewalls 310, 320 and 330.

Further, in the present embodiment, the mounting unit 300 further includes a fourth side wall 340, two ends of the fourth side wall 340 are respectively connected to the second side wall 320 and the third side wall 330, and the wire harness 900 located in the third sub-slot 373 can be not easily separated from the third sub-slot 373 by the arrangement of the fourth side wall 340.

In the present embodiment, the first sidewall 310, the second sidewall 320, the third sidewall 330, and the fourth sidewall 340 are all protruding from the mounting surface 211.

In detail, the insulating frame 200 includes a shroud 220 and a bottom plate 210 connected to each other, the bottom plate 210 has a mounting surface 211, the first side wall 310, the second side wall 320, the third side wall 330 and the fourth side wall 340 are all disposed on the bottom plate 210 in a protruding manner, one end of the first side wall 310 is connected to the shroud 220, one end of the second side wall 320 away from the fourth side wall 340 is connected to the shroud 220, and one end of the third side wall 330 away from the fourth side wall 340 is connected to the shroud 220.

It can be seen that the assembly line that snaps into the mounting groove 370 is limited by the shroud 220, and in detail, the wire harness 900 located in the third sub-groove 373 can be limited by the fourth side wall 340 and the shroud 220 to ensure that the assembly line is stably installed in the mounting groove 370.

The second side wall 320 is provided with a second sub-groove 372 communicating the first sub-groove 371 and the third sub-groove 373, the second sub-groove 372 is located between the shroud 220 and the fourth side wall 340, and the second sub-groove 372 penetrates the second side wall 320 along the thickness direction of the second side wall 320.

In order to further improve the stability of the installation of the wire harness 900, at least one of the first sidewall 310, the second sidewall 320 and the third sidewall 330 is convexly provided with a limiting portion 350, and the limiting portion 350 is used for clamping the wire harness 900 with an adjacent sidewall or an adjacent limiting portion 350.

In detail, in the present embodiment, a side of the first sidewall 310 close to the second sidewall 320 is convexly provided with a limiting portion 350, and a side of the second sidewall 320 close to the first sidewall 310 is also convexly provided with a limiting portion 350, that is, in the first sub-groove 371, clamping of the wire harness 900 is achieved through two opposite limiting portions 350, so as to ensure stable assembly of the wire harness 900.

In the third sub-groove 373, a limiting portion 350 is protruding on a side of the second side wall 320, which is close to the third side wall 330, and a limiting portion 350 is protruding on a side of the third side wall 330, which is close to the second side wall 320, and in the same way, in the third sub-groove 373, clamping of the wire harness 900 can be achieved through two opposite limiting portions 350, so that stable assembly of the wire harness 900 is ensured.

Of course, in other embodiments, in the first sub-groove 371, only one side of the first sidewall 310 adjacent to the second sidewall 320 may be provided with the limiting portion 350, or only one side of the second sidewall 320 adjacent to the first sidewall 310 may be provided with the limiting portion 350. In the second sub-groove 372, only one side of the second side wall 320 close to the third side wall 330 may be provided with the stopper 350, or only one side of the third side wall 330 close to the second side wall 320 may be provided with the stopper 350.

At least two of the first, second and third sidewalls 310, 320, 330 are provided with a wire pressing groove 360 recessed toward the mounting surface 211 at a side away from the mounting surface 211, and when the pressing member 380 presses a side of the mounting unit 300 away from the mounting surface 211, the pressing member 380 is accommodated in the wire pressing groove 360. That is, by providing the wire pressing groove 360, the distance between the press fitting member 380 and the mounting surface 211 is smaller when the wire harness 900 is pressed, and the wire harness 900 is pressed more tightly against the mounting surface 211. And can also provide accommodation space for the pressing member 380 through the wire pressing groove 360, so that the pressing member 380 is stably arranged in the wire pressing groove 360, and the pressing wire harness 900 with the stable pressing member 380 can be ensured.

In detail, in the present embodiment, the first side wall 310, the second side wall 320, and the third side wall 330 are each provided with a wire pressing groove 360 on a side away from the mounting surface 211.

In the present embodiment, in order for the press member 380 to make the wire harness 900 more firmly mounted in the mounting groove 370. In this embodiment, the extending direction of the wire pressing groove 360 passes through the limiting portion 350, that is, the wire pressing groove 360 on the first sidewall 310 passes through the limiting portion 350 protruding from the first sidewall 310, the wire pressing groove 360 on the second sidewall 320 passes through the limiting portion 350 protruding from the second sidewall 320, the wire pressing groove 360 on the third sidewall 330 passes through the limiting portion 350 protruding from the third sidewall 330, in other words, the bottom wall of the wire pressing groove 360 on the first sidewall 310 is the top wall of the limiting portion 350 protruding from the first sidewall 310, the bottom wall of the wire pressing groove 360 on the second sidewall 320 is the top wall of the limiting portion 350 protruding from the second sidewall 320, and the bottom wall of the wire pressing groove 360 on the third sidewall 330 is the top wall of the limiting portion 350 protruding from the third sidewall 330.

In detail, the pressing member 380 and the mating member 390 are disposed on the base plate 210, when the pressing member 380 is connected with the mating member 390, the pressing member 380 presses one side of the mounting unit 300 away from the base plate 210, that is, when the wire harness 900 is clamped and mounted in the mounting groove 370, after the pressing member 380 is connected with the mating member 390, the wire harness 900 in the mounting groove 370 can be pressed and mounted in the mounting groove 370 by the pressing member 380, so that the wire harness 900 in the mounting groove 370 is prevented from moving along the direction away from the base plate 210, and the wire harness 900 is ensured to be stably mounted in the mounting groove 370.

In detail, in the present embodiment, the pressing member 380 is located on a side of the third sidewall 330 away from the second sidewall 320, and the mating member 390 is located on a side of the first sidewall 310 away from the pressing member 380.

Referring to fig. 4, the wire harness 900 sequentially passes through the first sub-groove 371, the second sub-groove 372 and the third sub-groove 373, and it should be noted that the wire harness 900 in fig. 4 is merely used as an illustration of the snap-in mounting groove 370, and the wire harness 900 in fig. 4 has no practical reference meaning in terms of the wire diameter dimension, and in practice, the wire harness 900 can be clamped by the limiting portion 350 after the wire harness 900 is snapped into the mounting groove 370.

The end of the pressing member 380 away from the insulating frame 200 is provided with a first mating portion 381, the end of the mating member 390 away from the insulating frame 200 is provided with a second mating portion 391 for detachably connecting with the first mating portion 381, and the pressing member 380 can flexibly deform. In detail, the pressing member 380 is provided with a first matching portion 381 at one end far away from the bottom plate 210, a second matching portion 391 is provided at one end far away from the bottom plate 210, and the pressing member 380 can deform in the process that the pressing member 380 is connected with the second matching portion 391 of the matching member 390 through the first matching portion 381, and then is pressed at one side, far away from the bottom plate 210, of the mounting unit 300, pressing of the top of the mounting groove 370 is achieved, and the wire harness 900 which is installed in the mounting groove 370 in a clamping manner is prevented from moving along the direction far away from the bottom plate 210.

In some alternative embodiments, to facilitate deformation of the press member 380 during movement toward the mating member 390 to connect with the mating member 390, the press member 380 may have a thickness that gradually decreases in a direction toward the insulating frame 200, that is, the press member 380 may have a thickness that gradually decreases in a direction toward the base plate 210, such that deformation of the press member 380 relative to the base plate 210 is facilitated due to the smaller thickness in the direction toward the base plate 210.

It will be appreciated that in other embodiments, a connection block may be further protruding on the base plate 210, where the connection block is hinged to the pressing member 380 to enable the pressing member 380 to rotate relative to the base plate 210, and after the first mating portion 381 of the pressing member 380 is connected to the first mating portion 381 of the mating member 390, the pressing member 380 can be pressed on a side of the mounting unit 300 away from the base plate 210.

In the present embodiment, the first engaging portion 381 is engaged with the second engaging portion 391, and the first engaging portion 381 and the second engaging portion 391 are engaged with each other. Of course, in other embodiments, the first mating portion 381 and the second mating portion 391 may be detachably connected, for example, the first mating portion 381 and the second mating portion 391 may be connected by a fastener, which may be a latch or a threaded fastener. When the fastener is a bolt, the first fitting portion 381 and the second fitting portion 391 have bolt holes penetrating through the bolt, and when the fastener is a threaded fastener, one of the first fitting portion 381 and the second fitting portion 391 has a threaded hole, the other has a through hole.

The mounting unit 300 has a plurality of mounting units 300 arranged at intervals along the circumferential direction of the base plate 210. In detail, in the present embodiment, the number of the mounting units 300 is four. It can be appreciated that the external connection line 902 includes three phase lines and a zero line, each of the three phase lines and the zero line is connected with one enamel wire 901 respectively, so as to form four wire bundles 900, and the four wire bundles 900 can be installed and fixed by the four installation units 300 respectively.

In some alternative embodiments, the motor further includes an insulating sleeve (not shown) that is disposed over the harness 900 and is snap-fittable to the mounting slot 370.

In order to facilitate the external connection 902 to enter the insulating frame 200, one end of the motor shaft 100 is provided with a shaft hole 101 and a side hole 102 communicated with the shaft hole 101, the axis of the shaft hole 101 is parallel to the axis direction of the motor shaft 100, and the external connection 902 can sequentially enter the insulating frame 200 through the shaft hole 101 and the side hole 102 and be connected with the enameled wire 901.

Of course, the motor of this embodiment further includes structures such as an end cover 800, a stator assembly, a rotor, a bearing, a casing 500, etc., where the end cover and the casing are sleeved on the motor shaft 100, and the casing cover is provided on the end cover, and the stator assembly, the rotor, and the insulation frame 200 are both located in the casing and the end cover, the stator assembly has a stator core, and the three-phase winding is generally wound by an enameled wire 901, in this embodiment, the winding is located on the outer side of the coaming 220 of the insulation frame 200, and the winding is wound on the stator core to form three groups, and is connected with L1, L2, and L3 phase lines of the three-phase power supply. The magnetic field generated by the windings rotates along with the change of the current phase, which is the source of power generated by the motor, and the specific structure of the structure is not repeated herein because the structure is conventional in the field.

In summary, the motor provided by the embodiment of the utility model includes the insulating frame 200, the external connection 902 and the enameled wire 901, the mounting surface 211 of the insulating frame 200 is provided with the mounting unit 300, the mounting unit 300 is disposed on the insulating frame 200 and forms the mounting groove 370 on the insulating frame 200, and the enameled wire 901 is connected with the external connection 902 to form the wire harness 900 and can be clamped and mounted in the mounting groove 370. The clamping installation of the external wire and the enameled wire 901 is completed through the installation groove 370, and the occurrence of short circuit condition caused by contact of the phase wire and the iron core can be avoided.

The above description is only of the preferred embodiments of the present utility model and is not intended to limit the present utility model, but various modifications and variations can be made to the present utility model by those skilled in the art. Any modification, equivalent replacement, improvement, etc. made within the spirit and principle of the present utility model should be included in the protection scope of the present utility model.

Claims

1. A motor, comprising:

An insulating frame (200), wherein a mounting unit (300) is provided on a mounting surface (211) of the insulating frame (200), and the mounting unit (300) forms a mounting groove (370) on the insulating frame (200);

External wiring (902);

An enameled wire (901), the enameled wire (901) is connected to the external wire (902) to form a wire harness (900) and can be snap-fitted and installed in the installation groove (370).

2. The motor according to claim 1, characterized in that:

The motor further comprises a pressing member (380) and a matching member (390) arranged on both sides of the mounting unit. When the pressing member (380) is connected to the matching member (390), the pressing member (380) presses the mounting unit (300) on a side away from the mounting surface (211) so as to press the wiring harness (900) into the mounting groove (370).

3. The motor according to claim 2, characterized in that:

The installation groove (370) comprises a first sub-groove (371), a second sub-groove (372) and a third sub-groove (373) which are arranged at an angle and connected to each other. The wiring harness (900) is inserted into the first sub-groove (371), the second sub-groove (372) and the third sub-groove (373) in sequence. When the pressing member (380) is connected to the matching member (390), the pressing member (380) presses at least one of the first sub-groove (371), the second sub-groove (372) and the third sub-groove (373).

4. The motor according to claim 3, characterized in that:

When the pressing member (380) is connected to the matching member (390), the pressing member (380) presses the first sub-groove (371) and the third sub-groove (373) to a side away from the installation surface (211).

5. The motor according to claim 3, characterized in that:

The mounting unit (300) includes a first side wall (310), a second side wall (320) and a third side wall (330) which are arranged in sequence at intervals, the first sub-groove (371) is defined between the first side wall (310) and the second side wall (320), the third sub-groove (373) is defined between the second side wall (320) and the third side wall (330), and the second sub-groove (372) is formed between the first side wall (310), the second side wall (320) and the third side wall (330).

6. The motor according to claim 5, characterized in that:

At least one of the first side wall (310), the second side wall (320) and the third side wall (330) is convexly provided with a limiting portion (350), and the limiting portion (350) is used to clamp the wire harness with an adjacent side wall or an adjacent limiting portion (350).

7. The motor according to claim 5, characterized in that:

At least two of the first side wall (310), the second side wall (320), and the third side wall (330) are provided with a wire pressing groove (360) recessed toward the mounting surface (211) on the side away from the mounting surface (211); when the pressing member (380) is pressed against the side of the mounting unit (300) away from the mounting surface (211), the pressing member (380) is accommodated in the wire pressing groove (360).

8. The motor according to claim 7, characterized in that:

At least one of the first side wall (310), the second side wall (320) and the third side wall (330) is convexly provided with a limiting portion (350), and the limiting portion (350) is used to clamp the wire harness (900) with an adjacent side wall or an adjacent limiting portion (350), and the extension direction of the wire pressing groove (360) passes through the limiting portion (350).

9. The motor according to claim 2, characterized in that:

A first matching portion (381) is provided at one end of the pressing piece (380) away from the mounting surface (211), and a second matching portion (391) for detachably connecting to the first matching portion (381) is provided at one end of the matching piece (390) away from the insulating frame (200), and the pressing piece (380) is capable of flexibly deforming.

10. The motor according to claim 9, characterized in that:

The thickness of the pressing member (380) gradually decreases in a direction approaching the installation surface (211).

11. The motor according to claim 5, characterized in that:

The mounting unit further comprises a fourth side wall (340), two ends of the fourth side wall (340) being respectively connected to the second side wall (320) and the third side wall (330).