CN108696028B

CN108696028B - Motor wiring structure and motor

Info

Publication number: CN108696028B
Application number: CN201810728653.XA
Authority: CN
Inventors: 柏长升; 张长春; 郑为光; 白建东; 刘德茂
Original assignee: Gree Electric Appliances Inc of Zhuhai
Current assignee: Gree Electric Appliances Inc of Zhuhai
Filing date: 2018-07-05
Publication date: 2024-05-10
Anticipated expiration: 2038-07-05

Abstract

The invention discloses a motor wiring structure, which is used for connecting a stator coil of a motor with an external power supply wire, the motor comprises a motor body, the wiring structure comprises a shield, an electrode structure and a mounting structure arranged on the motor body, the end part of the stator coil is connected with the electrode structure, the mounting structure comprises a matching part, a first mounting part for mounting the electrode structure and a second mounting part for mounting the shield, the matching part is mounted on the motor body, the shield is connected with the matching part to form a connecting space between the shield and the matching part and form a socket for inserting the end part of the power supply wire into the connecting space, and in the connecting space, the power supply wire and the electrode structure form electric connection, so that the assembly efficiency is high, the connection is reliable, and meanwhile, the power supply wire can be mounted firstly or later.

Description

Motor wiring structure and motor

Technical Field

The invention relates to the technical field of motors, in particular to a motor wiring structure and a motor.

Background

The connection of electrode and power wire is realized to current synchronous machine wiring mostly adoption wiring plug, and this mode is simple although the assembly method, but also has not enough:

1. The efficiency is low; the lead with the terminal is connected and spliced on the plug socket and then is plugged on the electrode through the plug;

2. the automatic detection is inconvenient; the wiring plug must be inserted first, and then parts such as a motor end cover and the like are assembled to form a complete motor; because the lead is long and is provided with the terminal, the common contact pin type automatic detection is inconvenient to realize;

3. The maintenance and disassembly are difficult, and the efficiency is low. After the lead with the terminal is inserted into the plug socket, the lead terminal is fixed on the plug, so that the lead terminal is a closed hole, and the lead terminal is difficult to detach.

4. Inventory backlog is high. Because the different types of motors in the same series are mostly different in wire length, the wire must be installed at first in the current assembly mode, so that manufacturers must store the motors with different specifications of wires, and stock backlog is high.

Disclosure of Invention

Accordingly, one of the objectives of the present invention is to provide a motor connection structure and a motor with high assembly efficiency, reliable assembly, and a power supply wire that can be installed first or later.

In order to achieve the above purpose, on one hand, the present invention adopts the following technical scheme:

A motor wiring structure for the connection between the stator coil of motor and the external power supply wire, the motor includes the motor body, wiring structure includes guard shield, electrode structure and sets up mounting structure on the motor body, stator coil's tip with electrode structure links to each other, mounting structure includes the cooperation portion, is used for the installation electrode structure's first installation department and is used for the installation the second installation department of guard shield, the guard shield with the cooperation portion is connected in order to form the connection space between guard shield with the cooperation portion and form and supply the tip of power supply wire inserts the socket of connection space in the connection space, the power supply wire with form the electricity between the electrode structure and be connected.

Preferably, the connection structure further comprises a connection terminal arranged at the end part of the power supply wire, and the shield or the matching part is provided with a first connection structure for being connected with the connection terminal.

Preferably, the connecting terminal comprises a terminal body connected with the end structure of the power wire and a terminal lock catch arranged on the terminal body, the first connecting structure comprises a clamping groove arranged on the shield or the matching part and a card arranged in the clamping groove, and the terminal lock catch can extend into the clamping groove and be clamped with the card.

Preferably, one of the matching part and the shield comprises a limit groove structure, and the other of the matching part and the shield is buckled on the limit groove structure to form the connecting space.

Preferably, the limit groove structure is arranged on the matching part, the shield comprises a shield body and a limit structure arranged on the inner side of the shield body, the shield body is buckled on the limit groove structure, the groove wall of the limit groove structure and the shield body enclose to form the connection space, and the limit structure is used for limiting the wiring terminal between the bottom wall of the limit groove structure and the limit structure.

Preferably, the second mounting portion includes a first clamping portion disposed on the mating portion, and the shield further includes a second clamping portion, where the first clamping portion and the second clamping portion are clamped.

Preferably, the first clamping portions are respectively arranged on the outer walls of two sides of the limiting groove structure, two convex ribs are arranged on the inner side of the protecting cover body in a protruding mode, the limiting groove structure is located between the two convex ribs, and the second clamping portions are arranged on the side faces, opposite to the limiting groove structure, of the convex ribs.

Preferably, a positioning structure is arranged on the motor body and used for positioning the matching part; and/or the number of the groups of groups,

The motor body is provided with a second connecting structure which is used for being connected with the matching part.

Preferably, the positioning structure comprises a positioning protrusion or a positioning hole arranged at the upper part of the motor body, and the matching part is provided with a positioning hole or a positioning protrusion which can be matched with the positioning protrusion or the positioning hole; and/or the number of the groups of groups,

The second connecting structure comprises a first clamping pin arranged at the lower part of the motor body and used for being clamped with the matching part.

Preferably, the second mounting portion further includes a first engaging portion disposed at an upper portion of the motor body, and the shield further includes a second engaging portion, and the first engaging portion and the second engaging portion are engaged with each other.

Preferably, a limiting groove is formed in the upper portion of the motor body, a part of the shield can be clamped into the limiting groove, and the first clamping portion and/or the positioning structure is arranged in the limiting groove.

Preferably, the bottom of the limit groove is convexly provided with limit ribs,

The positioning structure is arranged on the lower side surface of the limiting rib; and/or the number of the groups of groups,

The first clamping part is arranged on the upper side face of the limiting rib, the shield further comprises a boss arranged on the inner side of the upper portion of the shield body, and the second clamping part is arranged on the lower side face of the boss.

Preferably, the first mounting portion includes a positioning groove in which the electrode structure is disposed.

Preferably, the first mounting portion further includes a limiting portion disposed on a groove wall of the positioning groove, for limiting the electrode structure in the positioning groove.

Preferably, the first installation part and the motor body are of an integrated structure, and the outer wall of one side of the limit rib forms one side wall of the positioning groove; or alternatively

The first installation part and the matching part are of an integrated structure.

Preferably, the socket extends vertically or laterally towards; and/or the number of the groups of groups,

The electrode structure is provided with two, the power wire is provided with two correspondingly, every electrode structure forms an electric connection assembly with a power wire, and two groups of electric connection assemblies are arranged side by side along the transverse direction or the vertical direction.

On the other hand, the invention adopts the following technical scheme:

An electric motor comprises a stator coil, and the end part of the stator coil is connected with an external power wire through the motor wiring structure.

The beneficial effects are that:

The invention provides a motor wiring structure, which realizes the electric connection with an electrode structure in a connecting space by inserting a power wire into a socket, has high assembly efficiency and reliable connection, and can realize that the power wire can be installed firstly or later, thereby meeting the requirements of automatic production in different modes, and has high production efficiency and lower cost.

Drawings

The above and other objects, features and advantages of the present invention will become more apparent from the following description of embodiments of the present invention with reference to the accompanying drawings, in which:

fig. 1 is a schematic structural view of a motor wiring structure according to an embodiment of the present invention;

fig. 2 shows a schematic structural diagram of a motor wiring structure (excluding a shield) according to an embodiment of the present invention;

fig. 3 is a schematic structural diagram of a motor body in a motor wiring structure according to an embodiment of the present invention;

FIG. 4 is a schematic structural view of a mating portion according to an embodiment of the present invention;

FIG. 5 is a schematic view showing the structure of a mating portion according to another embodiment of the present invention;

FIG. 6 shows a schematic structural view (excluding a shield) of a motor wiring structure according to another embodiment of the present invention;

Fig. 7 is a schematic structural diagram of a motor body in a motor wiring structure according to another embodiment of the present invention;

fig. 8 shows a schematic structural diagram (including a shield) of a motor wiring structure according to an embodiment of the present invention;

FIG. 9 is a schematic structural view of an electrode structure according to an embodiment of the present invention;

FIG. 10 shows a schematic structural view of a shield provided in an embodiment of the present invention;

Fig. 11 is a schematic diagram showing an assembly structure of a power lead and a connection terminal according to an embodiment of the present invention.

In the drawing the view of the figure,

1. A stator coil; 2. a power supply wire; 3. a motor body; 31. a positioning structure; 311. positioning holes; 312. positioning the bulge; 32. a second connection structure; 321. the first clamping leg; 322. a card interface; 323. a first notch; 33. a limit groove; 331. a limit rib; 3311. a first engagement portion; 34. a shield positioning hole; 4. a wiring structure; 41. a shield; 411. a cover body; 412. a limit structure; 413. a boss; 4131. a second engaging portion; 414. a shield positioning column; 415. convex ribs; 42. an electrode structure; 43. a mounting structure; 431. a mating portion; 4311. a first connection structure; 4312. a limit groove structure; 432. a first mounting portion; 4321. a positioning groove; 4322. a limit part; 433. a second mounting portion; 4331. a first clamping part; 4332. a second clamping part; 44. a connection terminal; 441. a terminal body; 442. and (5) terminal lock catches.

Detailed Description

The present invention is described below based on examples, but the present invention is not limited to only these examples. Well-known methods, procedures, flows, and components have not been described in detail so as not to obscure the nature of the invention.

Moreover, those of ordinary skill in the art will appreciate that the drawings are provided herein for illustrative purposes and that the drawings are not necessarily drawn to scale.

Unless the context clearly requires otherwise, throughout the description and the claims, the words "comprise", "comprising", and the like are to be construed in an inclusive sense as opposed to an exclusive or exhaustive sense; that is, it is the meaning of "including but not limited to".

In the description of the present invention, it should be understood that the terms "first," "second," and the like are used for descriptive purposes only and are not to be construed as indicating or implying relative importance. Furthermore, in the description of the present invention, unless otherwise indicated, the meaning of "a plurality" is two or more.

As shown in fig. 1, 2, 6 and 8, the present application provides a motor connection structure 4 for connection between a stator coil 1 of a motor and an external power supply wire 2, the motor includes a motor body 3, the connection structure 4 includes a shield 41, an electrode structure 42 and a mounting structure 43 provided on the motor body 3, an end of the stator coil 1 is connected with the electrode structure 42, the mounting structure 43 includes a mating portion 431, a first mounting portion 432 for mounting the electrode structure 42 and a second mounting portion 433 for mounting the shield 41, the shield 41 is connected with the mating portion 431 to form a connection space between the shield 41 and the mating portion 431 and a socket for inserting an end of the power supply wire 2 into the connection space, in the connection space, the power supply wire 2 and the electrode structure 42 are electrically connected, and in assembling, the shield 41 can be mounted first, and then the end of the power supply wire 2 is inserted into the socket of the connection space after detecting the motor, the power supply wire 2 and the electrode structure 42 are electrically connected, and then the power supply wire 2 and the electrode structure 2 are automatically connected, and the connection between the shield 41 and the power supply wire 2 are electrically connected with each other, and the electrode structure 2 can be electrically fastened by fixing the wire 1 and the wire 2, and the connection structure is electrically and the connection structure is secured. The power supply lead 2 is directly connected with the electrode structure 42, and meanwhile, the power supply lead 2 can be assembled firstly or then, so that the requirements of automatic production in different modes are met, the production efficiency is high, and the cost is low.

Preferably, as shown in fig. 11, the connection structure 4 further includes a connection terminal 44 disposed at an end of the power wire 2, as shown in fig. 4 and 5, a first connection structure 4311 for connecting with the connection terminal 44 is disposed on the shield 41 or the mating portion 431, specifically, the first connection structure 4311 is disposed on the mating portion 431, as shown in fig. 4, 5 and 11, the connection terminal 44 includes a terminal body 441 connected with the end structure of the power wire 2 and a terminal lock 442 disposed on the terminal body 441, the first connection structure 4311 includes a clamping groove disposed on the mating portion 431 and a card disposed in the clamping groove, and the terminal lock 442 can extend into the clamping groove and be engaged with the card, so as to ensure a fixed connection between the power wire 2 and the mating portion 431, and further ensure a reliability of connection between the power wire 2 and the electrode structure 42.

In order to better ensure the correct installation of the matching portion 431 and the motor body 3, as shown in fig. 2-7, a positioning structure 31 is disposed on the motor body 3 and is used for positioning the matching portion 431, the positioning structure 31 includes a positioning hole 311 disposed on the upper portion of the motor body 3, a positioning protrusion 312 capable of matching with the positioning hole 311 is disposed on the matching portion 431, the positioning protrusion 312 may be cylindrical or square, and by inserting the positioning protrusion 312 into the positioning hole 311 to position the matching portion 431, it is noted that a positioning protrusion 312 may be disposed on the motor body 3, and meanwhile, a positioning hole 311 matching with the positioning protrusion 312 is disposed on the matching portion 431, and positioning of the matching portion 431 may also be achieved. In addition, a second connection structure 32 is provided on the motor body 3 and is used for being connected with the mating portion 431, the second connection structure 32 includes a first clamping leg 321 provided at a lower portion of the motor body 3 and is used for being clamped with the mating portion 431, the mating portion 431 and the motor body 3 are stably connected through insertion of the positioning protrusion 312 and the positioning hole 311 and clamping of the first clamping leg 321 and the mating portion 431, the second installation portion 433 includes a first connection portion (described in detail later), preferably, in an assembled state, the first connection portion is located at an upper side of the first clamping leg 321, the first clamping portion 4331 is abutted with the first clamping leg 321, therefore, the first clamping leg 321 further plays a certain supporting role on the mating portion 431, and reliability of connection of the mating portion 431 and the motor body 3 is further ensured.

As shown in fig. 4,5 and 10, preferably, the engaging portion 431 includes a limiting groove structure 4312, the protecting cover 41 includes a cover body 411 and a limiting structure 412 disposed on an inner side of the cover body 411, the cover body 411 is buckled on the limiting groove structure 4312, a groove wall of the limiting groove structure 4312 and the cover body 411 enclose to form the connection space, the limiting structure 412 is used for limiting the connection terminal 44 between a bottom wall of the limiting groove structure 4312 and the limiting structure 412, so as to ensure that the connection terminal 44 is reliably installed in the connection space, the limiting structure 412 may include a columnar protrusion, and the connection terminal 44 is clamped in the connection space by the columnar protrusion and the bottom wall of the limiting groove structure 4312, so as to ensure connection reliability of the power wire 2 and the electrode structure 42. It should be noted that, the limiting groove structure 4312 may also be disposed on the cover 41, and at this time, the engaging portion 431 is buckled on the limiting groove structure 4312 to form a connection space for positioning the connection terminal 44.

In a preferred embodiment, as shown in fig. 4, 5 and 10, the shroud 41 is connected with the matching portion 431 through a clamping connection, the second installation portion 433 includes a first clamping portion 4331 disposed on the matching portion 431, the shroud 41 further includes a second clamping portion 4332, the first clamping portion 4331 and the second clamping portion 4332 are clamped to achieve connection fixation of the shroud 41 and the matching portion 431, in a specific embodiment, two first clamping portions 4331 are disposed on two outer walls of the limiting groove structure 4312, two protruding ribs 415 are disposed on an inner side of the shroud 41 body in a protruding manner, the limiting groove structure 4312 is located between the two protruding ribs 415, two second clamping portions 4332 are disposed on sides, opposite to the limiting groove structure 4312, of the protruding ribs 415, and the two first clamping portions 4331 and the two second clamping portions 4332 are clamped together to achieve connection between the two first clamping portions 4331 and the corresponding second clamping portions 4332, so that reliable connection between the two protruding ribs 431 and the wire structure of the shroud 41 and the wire 2 can be better ensured, and reliable connection between the electrode and the wire 2 and the wire can be reliably connected with the wire.

In order to further secure the reliability and stability of the connection of the shield 41, the engaging portion 431 and the motor body 3 as a whole, it is preferable that the upper portion of the motor body 3 is provided with a limit groove 33 as shown in fig. 3 and 7, a boss 413 capable of being caught in the limit groove 33 is provided at a corresponding position of the shield 41 as shown in fig. 10, i.e., the boss 413 is provided at an upper inner side of the shield 41 body, the boss 413 is capable of being caught in the limit groove 33, and at the same time, the positioning structure 31 is provided in the limit groove 33, and is reasonable in structure, to strengthen the stability of the connection of the shield 41, the engaging portion 431 and the motor body 3 at the limit groove 33, and in particular, a limit rib 331 is convexly provided on a bottom of the limit groove 33, the positioning structure 31 is provided on a lower side of the limit rib 331 as shown in fig. 2 to 8, taking the case that the positioning hole 311 is provided on the motor body 3, i.e., in addition, as shown in fig. 3, 7 and 10, in order to enhance the reliability of the connection between the shield 41 and the motor body 3, the second mounting portion 433 further includes a first engaging portion 3311 disposed at the upper portion of the motor body 3, the shield 41 further includes a second engaging portion 4131, the first engaging portion 3311 and the second engaging portion 4131 are engaged, specifically, the first engaging portion 3311 is disposed on the upper side surface of the limiting rib 331, the second engaging portion 4131 is disposed on the lower side surface of the boss 413, the connection between the shield 41 and the motor body 3 is achieved by the engagement and clamping of the first engaging portion 3311 and the second engaging portion 4131, and the connection between the shield 41 and the motor body 3 is achieved by the limiting groove structure 4312, the engagement connection of the boss 413 and the first and second engagement portions 3311 and 4131 effectively ensures stable connection of the shield 41 and the motor body 3.

From this, as shown in fig. 1-8 and 10, the mating portion 431 is stably connected with the first clamping leg 321 disposed on the motor body 3 by plugging the positioning structure 31 and the clamping connection of the mating portion 431, the shield 41 and the mating portion 431 are clamped with each other by the first clamping portion 4331 and the second clamping portion 4332, and meanwhile the first clamping portion 4331 disposed on the mating portion 431 is abutted with the first clamping leg 321 disposed on the motor body 3, so that the first clamping leg 321 plays a certain upward supporting role on the mating portion 431, the shield 41 and the motor body 3 are clamped with each other by the first clamping portion 3311 disposed on the limiting rib 331 of the limiting groove 33 and the second clamping portion 4131 disposed on the boss 413, and the motor body 3, the mating portion 431 and the shield 41 are mutually matched in structure, so as to ensure the stability and reliability of the connection of the three, thereby effectively ensuring the stability of the connection space for disposing the power wire 2 and the electrode structure 42.

The shield 41 is not necessarily connected and fixed to both the engaging portion 431 and the motor body 3, but may be connected and fixed to only one of them, and the above-described preferred embodiment is merely provided.

As shown in fig. 3 and 5, preferably, the first mounting portion 432 includes a positioning groove 4321, and the electrode structure 42 is disposed in the positioning groove 4321, and in order to better position the electrode structure 42, it is preferable that the first mounting portion 432 further includes a limiting portion 4322 disposed on a groove wall of the positioning groove 4321 for limiting the electrode structure 42 in the positioning groove 4321. It should be noted that, the first mounting portion 432 may be designed as an integral structure with the mating portion 431, as shown in fig. 5, so as to improve the stability of the installation of the electrode structure 42, and further ensure the overall stability of the motor wiring structure 4, alternatively, as shown in fig. 3, the first mounting portion 432 may be designed as an integral structure with the motor body 3, at this time, an outer wall of one side of the limiting rib 331 forms a side wall of the positioning slot 4321, so that the structural layout is reasonable, and the overall structural strength of the motor wiring structure 4 may be ensured. It should be noted that the electrode structure 42 may be made into various shapes such as a U-shape, a 7-shape, a one-shape, etc., and is not limited thereto, and the positioning groove 4321 may be correspondingly configured to cooperate with the electrode structure 42, so as to ensure stable installation of the electrode structure 42 and secure connection of the electrode structure 42 and the power lead 2.

In addition, the direction of the insertion opening for inserting the power supply wire 2 is not limited to the vertical or lateral direction or other direction, that is, the power supply wire 2 may be vertically drawn out or laterally drawn out or circumferentially drawn out, or the like, as long as the stable placement of the power supply wire 2 in the connection space can be ensured. Preferably, two electrode structures 42 are provided, two power wires 2 are correspondingly provided, each electrode structure 42 and one power wire 2 form an electric connection assembly, two groups of electric connection assemblies are arranged side by side along the transverse direction or the vertical direction, in order to further improve the insulation capability of the two electric connection assemblies of the motor wiring structure 4, the electrode structures 42 and the power wires 2 can be arranged in an up-down mode, namely, one electrode structure 42 is arranged at the upper end and one power wire 2 is led out, the other electrode structure 42 and the power wire 2 are arranged at the lower end, and the main purpose of the two electric connection assemblies is to make the directions of the two electric connection assemblies opposite or staggered so as to improve the safety performance of the motor.

Further, the application also provides a motor, which comprises a stator coil 1, wherein the end part of the stator coil 1 is connected with an external power wire 2 through a motor wiring structure 4.

In a specific embodiment, as shown in fig. 1-11, the motor is a synchronous motor, the fixed installation of the matching portion 431 and the motor body 3 is realized by inserting the positioning hole 311 on the motor body 3 and the positioning protrusion 312 on the matching portion 431 and clamping the first clamping leg 321 on the lower side of the motor body 3 and the matching portion 431, the positioning column is inserted into the positioning hole 311, then the lower end of the matching portion 431 is pushed with force along the radial direction of the motor body 3 in the direction close to the center of the motor body 3, so that the lower end clamping interface 322 of the matching portion 431 and the first clamping leg 321 are clamped, the matching portion 431 and the motor body 3 are in an assembled state, a first notch 323 is arranged between one side, away from the matching portion 431, of the first clamping leg 321 and the motor body 3 in the circumferential direction of the motor body 3, so that the first clamping leg 321 has a certain elastic space in the circumferential direction of the motor body 3, the clamping connection of the first clamping leg 321 and the clamping notch 322 of the matching portion 431 is facilitated, the matching portion 431 is fixed on the motor body 3, then the electrode structure 42 is installed in the first positioning slot 4321, and the electrode structure 42 is welded on the end portion 4342 of the stator 1. Meanwhile, the first notch 323 also plays a role in matching and positioning the lower end of the shield.

The matching portion 431 is provided with a limiting groove structure 4312 for guiding the connection terminal 44 of the power supply lead 2 to be inserted into the electrode structure 42, and the matching portion 431 is also provided with a clamping groove, when the connection terminal 44 is inserted into the electrode structure 42, the terminal lock catch 442 on the connection terminal 44 is sunk into the clamping groove and is clamped with a card in the clamping groove, so that the power supply lead 2 is prevented from loosening.

The shield 41 is inserted into the shield 41 positioning hole 34 on the motor body 3 through the shield positioning column 414, the shield 41 is inserted into the motor body 3 along the radial direction of the motor body 3, the upper end of the shield 41 is fixed with the motor body 3 through the clamping connection of the first clamping part 3311 on the motor body 3 and the second clamping part 4131 on the shield 41, the lower end of the shield 41 is fixed on the matching part 431 through the clamping fit of the second clamping part 4332 on the lower end of the shield 41 and the first clamping part 4331 on the lower end of the matching part 431, and the lower end of the shield 41 is fixed on the matching part 431, so that the fixation of the shield 41, the matching part 431 and the motor body 3 is realized.

The power supply wire 2 may be installed before the shield 41 is installed, or may be installed after the shield 41 and other components are installed.

After the wires are installed, the limiting structure 412 on the shield 41 limits the wiring terminal 44 between the bottom wall of the limiting groove structure 4312 and the limiting structure 412, so that the movement of the power supply wires 2 and the wiring terminal 44 in the radial direction of the motor body 3 is limited, and the loosening of the power supply wires 2 is prevented.

The connection of the synchronous motor and the power supply conductor 2 can be realized in the above-described manner.

In this motor wiring structure 4, there is not the wiring plug, the power wire 2 of taking binding post 44 is directly inserted on electrode structure 42, and power wire 2 can be installed after production detection finishes, and convenient automated inspection to adopt limit structure 412 and spacing groove structure 4312 to clip power wire 2, easy dismouting, in addition, power wire 2 can be adorned afterwards, reduces the stock backlog, simultaneously, power wire 2 also can adorn earlier, satisfies different detecting means technology requirements, and production efficiency is high, and the cost is lower.

It is easy to understand by those skilled in the art that the above preferred embodiments can be freely combined and overlapped without conflict.

It will be understood that the above-described embodiments are merely illustrative and not restrictive, and that all obvious or equivalent modifications and substitutions to the details given above may be made by those skilled in the art without departing from the underlying principles of the invention, are intended to be included within the scope of the appended claims.

Claims

1. A motor wiring structure for connection between a stator coil of a motor and an external power supply wire, the motor comprising a motor body, characterized in that the wiring structure comprises a shield, an electrode structure and a mounting structure provided on the motor body, an end of the stator coil is connected with the electrode structure, the mounting structure comprises a mating part, a first mounting part for mounting the electrode structure and a second mounting part for mounting the shield, the mating part is mounted on the motor body, the shield is connected with the mating part to form a connection space between the shield and the mating part and form a socket for inserting an end of the power supply wire into the connection space, and in the connection space, the power supply wire and the electrode structure form an electrical connection;

The wiring structure further comprises a wiring terminal arranged at the end part of the power supply lead, and a first connecting structure used for being connected with the wiring terminal is arranged on the shield or the matching part;

The connecting terminal comprises a terminal body connected with the end structure of the power supply lead and a terminal lock catch arranged on the terminal body, the first connecting structure comprises a clamping groove arranged on the shield or the matching part and a card arranged in the clamping groove, and the terminal lock catch can extend into the clamping groove and be clamped with the card;

One of the matching part and the shield comprises a limit groove structure, and the other one of the matching part and the shield is buckled on the limit groove structure to form the connecting space;

The limiting groove structure is arranged on the matching part, the shield comprises a shield body and a limiting structure arranged on the inner side of the shield body, the shield body is buckled on the limiting groove structure, the groove wall of the limiting groove structure and the shield body enclose to form the connecting space, and the limiting structure is used for limiting the wiring terminal between the bottom wall of the limiting groove structure and the limiting structure;

the second mounting part comprises a first clamping part arranged on the matching part, the shield also comprises a second clamping part, and the first clamping part and the second clamping part are clamped;

The first clamping portions are respectively arranged on the outer walls of the two sides of the limiting groove structure, two convex ribs are arranged on the inner side of the cover body in a protruding mode, the limiting groove structure is located between the two convex ribs, and the second clamping portions are arranged on the side faces, opposite to the limiting groove structure, of the convex ribs.

2. The motor wiring structure as in claim 1, wherein a positioning structure is provided on the motor body for positioning the fitting portion; and/or the number of the groups of groups,

3. The motor wiring structure according to claim 2, wherein the positioning structure comprises a positioning protrusion or a positioning hole provided at an upper portion of the motor body, and the fitting portion is provided with a positioning hole or a positioning protrusion capable of fitting with the positioning protrusion or the positioning hole; and/or the number of the groups of groups,

4. The motor wiring structure according to claim 2, wherein the second mounting portion further includes a first engaging portion provided at an upper portion of the motor body, the shield further includes a second engaging portion, and the first engaging portion and the second engaging portion are engaged.

5. The motor wiring structure according to claim 4, wherein a limit groove is provided at an upper portion of the motor body, a part of the shield is capable of being caught in the limit groove, and the first catching portion and/or the positioning structure is provided in the limit groove.

6. The motor wiring structure according to claim 5, wherein the bottom of the limit groove is provided with a limit rib in a protruding manner,

7. The motor wiring structure as in claim 6, wherein said first mounting portion includes a positioning slot in which said electrode structure is disposed.

8. The motor wiring structure as in claim 7, wherein said first mounting portion further comprises a spacing portion provided on a wall of said positioning groove for spacing said electrode structure in said positioning groove.

9. The motor wiring structure according to claim 7, wherein the first mounting portion and the motor body are of an integral structure, and an outer wall of one side of the limit rib forms a side wall of the positioning groove; or alternatively

10. The motor wiring structure according to one of claims 1 to 9, wherein the socket extends vertically or laterally toward; and/or the number of the groups of groups,

11. An electric machine comprising a stator coil, characterized in that the ends of the stator coil are connected to external power supply leads by means of a motor connection arrangement according to one of claims 1-10.