CN112821629A

CN112821629A - Motor and wire fixing device

Info

Publication number: CN112821629A
Application number: CN202110026501.7A
Authority: CN
Inventors: 周思; 苟小华; 张潮; 赵坤所; 刘丽刚; 丁佳婷
Original assignee: Gree Electric Appliances Inc of Zhuhai
Current assignee: Gree Electric Appliances Inc of Zhuhai
Priority date: 2021-01-08
Filing date: 2021-01-08
Publication date: 2021-05-18
Anticipated expiration: 2041-01-08
Also published as: CN112821629B

Abstract

The invention provides a motor and a wire fixing device, wherein the motor comprises: a housing; a stator core disposed in the case; the wire fixing device is arranged in the shell and connected with the stator core, and the wire fixing device is provided with a power line wiring area, a wiring area and an enameled wire wiring area, wherein the power line wiring area is used for arranging a plurality of power lines of a cable, the enameled wire wiring area is used for arranging a plurality of enameled wires of the stator winding, and the wiring area is used for connecting the plurality of power lines and the plurality of enameled wires. In this scheme, the solidus device divide into a plurality of functional areas, for the power cord of cable conductor and stator winding's enameled wire provides to walk line, solidus, wiring multiple functions in the motor, has realized the reliable connection of cable conductor and has plugged into, and moreover, the solidus device sets up in the casing, and compact structure need not to set up the terminal box and additionally occupies space, has consequently realized that the connection of cable conductor occupies smallly and reliably.

Description

Motor and wire fixing device

Technical Field

The invention relates to the technical field of motors, in particular to a motor and a wire fixing device.

Background

Have many motors to require to use the cable conductor as the wiring of motor power, factor of safety is higher, but the degree of difficulty of plugging into of cable conductor is great in actual production, so some motors can select alone from taking the terminal box, for example common industrial motor is the cable conductor and inserts in the terminal box as the accessory when using, but this kind of mode safe and reliable occupation space is great, is fit for large-scale motor and the little motor of volume requirement. Therefore, the cable connection mode which has high production efficiency, small production difficulty, small volume and reliability is lacked.

Disclosure of Invention

The invention provides a motor and a cable fixing device, so that the connection of a cable occupies small volume and is reliable.

In order to achieve the above object, according to one aspect of the present invention, there is provided a motor including: a housing; a stator core disposed in the case; the wire fixing device is arranged in the shell and connected with the stator core, and the wire fixing device is provided with a power line wiring area, a wiring area and an enameled wire wiring area, wherein the power line wiring area is used for arranging a plurality of power lines of a cable, the enameled wire wiring area is used for arranging a plurality of enameled wires of the stator winding, and the wiring area is used for connecting the plurality of power lines and the plurality of enameled wires.

In this scheme, the solidus device divide into a plurality of functional areas, for the power cord of cable conductor and stator winding's enameled wire provides to walk line, solidus, wiring multiple functions in the motor, has realized the reliable connection of cable conductor and has plugged into, and moreover, the solidus device sets up in the casing, and compact structure need not to set up the terminal box and additionally occupies space, has consequently realized that the connection of cable conductor occupies smallly and reliably.

Further, the motor further comprises a stator winding, a cable and a locking joint, wherein the stator winding is arranged on the stator core, the locking joint is arranged on the shell, the cable penetrates through the locking joint, and a plurality of power lines of the cable and a plurality of enameled wires of the stator winding are connected through the wire fixing device.

Furthermore, the power line routing area is provided with a routing channel and a plurality of branching channels, the branching channels are arranged at intervals along the extending direction of the routing channel, and each branching channel is communicated with the routing channel.

Further, the wiring region is provided with a plurality of wiring posts, or is provided with a placing groove used for wrapping the puncture terminal, or is provided with a base used for being matched with the puncture terminal.

Furthermore, the wiring area is provided with a plurality of wiring terminals, and the wiring terminals and the branching channels are arranged in a one-to-one correspondence manner.

Furthermore, the enameled wire wiring area is provided with a plurality of enameled wire wiring grooves which are arranged in multiple rows and multiple columns.

Further, the wire fixing device comprises a lower wire fixing frame and an upper wire fixing frame which are detachably connected, the lower wire fixing frame is connected with the stator core, the power line wiring area is located between the upper wire fixing frame and the lower wire fixing frame, and the wiring area and the enameled wire wiring area are both located on the lower wire fixing frame.

Furthermore, the lower wire fixing frame is provided with a lower power wire routing groove located in the power wire routing area, the upper wire fixing frame is provided with an upper power wire routing groove located in the power wire routing area, and the lower power wire routing groove and the upper power wire routing groove form a routing channel.

Furthermore, the lower wire fixing frame is provided with a plurality of lower wire fixing grooves located in the power line wiring area, each lower wire fixing groove is communicated with the lower power line wiring groove, the upper wire fixing frame is provided with a plurality of upper wire fixing grooves located in the power line wiring area, each upper wire fixing groove is communicated with the upper power line wiring groove, and the plurality of lower wire fixing grooves and the plurality of upper wire fixing grooves correspond to each other one by one to form a plurality of wire distributing channels.

Further, the lower wire fixing frame comprises a lower frame body, a plurality of binding posts and a plurality of spacing blocks, the lower frame body is provided with a containing groove used for containing a stator winding, the containing groove is multiple, the binding posts are distributed at intervals in the wiring area, the spacing blocks are distributed in the power line wiring area of the lower frame body, and the spacing blocks are arranged in multiple rows and multiple columns to form a plurality of enameled wire wiring grooves at intervals.

Furthermore, the lower wire fixing frame further comprises a plurality of positioning columns arranged below the lower frame body, and the positioning columns are inserted into the plurality of slots of the stator core in a one-to-one correspondence mode.

Further, the lower wire fixing frame further comprises isolation ribs arranged on the lower frame body, and the isolation ribs are located below the plurality of spacing blocks.

Further, the lower wire fixing frame comprises a lower frame body and a lower connecting piece arranged on the lower frame body, the upper wire fixing frame comprises an upper frame body and an upper connecting piece arranged on the upper frame body, the power line wiring area is located between the upper frame body and the lower frame body, the wiring area and the enameled wire wiring area are located on the lower frame body, and the lower connecting piece is connected with the upper connecting piece in a clamped or inserted mode.

Furthermore, the lower connecting piece is provided with a slot, the upper connecting piece is of a wedge-shaped structure, the upper connecting piece is provided with a limiting surface, one part of the upper connecting piece penetrates through the slot, and the limiting surface is abutted to the end surface of the lower connecting piece.

Further, the lower wire fixing frame is provided with a lower arc surface wall, the lower arc surface wall is matched with the inner wall of the shell, the upper wire fixing frame is provided with an upper arc surface wall, the upper arc surface wall is matched with the inner wall of the shell, the motor further comprises an end cover arranged on the shell, and the end cover is abutted to the upper wire fixing frame.

According to another aspect of the present invention, a wire fixing device is provided, which has a power line routing area, a wiring area and an enameled wire routing area, wherein the power line routing area is used for arranging a plurality of power lines of a cable, the enameled wire routing area is used for arranging a plurality of enameled wires of a stator winding, and the wiring area is used for connecting the plurality of power lines and the plurality of enameled wires; the power line routing area is provided with a routing channel and a plurality of branching channels, the branching channels are arranged at intervals along the extending direction of the routing channel, and each branching channel is communicated with the routing channel; the wiring area is provided with a plurality of wiring posts, or a placing groove used for wrapping the puncture terminal, or a base used for being matched with the puncture terminal; the enameled wire wiring area is provided with a plurality of enameled wire wiring grooves which are arranged in multiple rows and multiple columns.

This scheme need not to set up the terminal box alone, and solidus device itself is small, also need not to connect in addition extra power cord in addition and refute as the centre, has simplified the process greatly, and whole installation all is comparatively simple operation moreover, does not have complicated process. The lower wire fixing frame and the upper wire fixing frame are made of insulating materials, are not only part of wiring and fixing wires, but also part of an insulating structure, meet the functions of wiring, insulating and fixing wires, and integrate the functions of a wire clamp, a wiring board, an insulating wire slot and the like. The motor can be applied and popularized by using a common power line outgoing motor, and the wire fixing function can enable the power line of the motor to meet the requirement of certain drawing force.

Drawings

The accompanying drawings, which are incorporated in and constitute a part of this application, illustrate embodiments of the invention and, together with the description, serve to explain the invention and not to limit the invention. In the drawings:

fig. 1 is a schematic view showing a part of a structure in a motor provided by an embodiment of the present invention;

FIG. 2 is a schematic view of the motor of FIG. 1 with the upper wire holder removed;

figure 3 shows a cross-sectional view of the machine of figure 1 (including the end caps);

fig. 4 shows a schematic view of a wire fixing device in the electric machine of fig. 1;

FIG. 5 shows a schematic view of the lower wire holder of FIG. 4;

fig. 6 shows a schematic view of the upper wire holder of fig. 4.

Wherein the figures include the following reference numerals:

11. a housing; 12. a stator core; 13. a stator winding; 14. a cable wire; 15. locking the joint; 16. an end cap; 21. a routing channel; 22. a branching channel; 23. an enameled wire wiring groove; 30. a lower wire fixing frame; 31. a binding post; 32. a power line lower wiring groove; 33. a lower wire fixing groove; 34. a lower frame body; 35. a spacer block; 36. accommodating grooves; 37. a positioning column; 38. isolating ribs; 39. a lower connecting piece; 40. an upper wire fixing frame; 41. a wiring groove is arranged on the power line; 42. fixing a wire slot; 43. an upper frame body; 44. and an upper connecting piece.

Detailed Description

The technical solution in the embodiments of the present invention will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present invention. It is to be understood that the described embodiments are merely exemplary of the invention, and not restrictive of the full scope of the invention. The following description of at least one exemplary embodiment is merely illustrative in nature and is in no way intended to limit the invention, its application, or uses. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

As shown in fig. 1 to 6, an embodiment of the present invention provides a motor including: a housing 11; a stator core 12 disposed in the case 11; the wire fixing device is arranged in the machine shell 11 and connected with the stator core 12, and the wire fixing device is provided with a power line wiring area, a wiring area and an enameled wire wiring area, wherein the power line wiring area is used for arranging a plurality of power lines of the cable 14, the enameled wire wiring area is used for arranging a plurality of enameled wires of the stator winding 13, and the wiring area is used for connecting a plurality of power lines and a plurality of enameled wires.

In this scheme, the solidus device divide into a plurality of functional areas, for the power cord of cable conductor 14 in the motor and the enameled wire of stator winding 13 provide to walk line, solidus, wiring multiple functions, realized the reliable connection of cable conductor 14, moreover, the solidus device sets up in casing 11, compact structure need not to set up the terminal box and additionally takes up space, has consequently realized the connection of cable conductor and has taken up small and connect reliably.

In this embodiment, the motor further includes a stator winding 13, a cable 14 and a locking joint 15, the stator winding 13 is disposed on the stator core 12, the locking joint 15 is disposed on the housing 11, the cable 14 passes through the locking joint 15, and a plurality of power lines of the cable 14 are connected with a plurality of enameled wires of the stator winding 13 through a wire fixing device. The locking tabs 15 can secure the cable wires 14. The arrangement and connection of a plurality of power lines and a plurality of enameled wires can be realized through the wire fixing device.

In this embodiment, the power line routing area has a routing channel 21 and a plurality of branch channels 22, the plurality of branch channels 22 are arranged at intervals along the extending direction of the routing channel 21, and each branch channel 22 is communicated with the routing channel 21. The routing channels 21 can guide and limit a plurality of power wires stripped from the cable 14, and each branching channel 22 can place one power wire, so that the power wires can be spaced apart. The routing channel 21 is an arc-shaped channel, that is, extends along the circumferential direction of the stator core 12.

In the present application, the termination field has a plurality of posts 31, or has a placement groove for enclosing the pierce terminal, or has a base for mating with the pierce terminal. The connection of the power line and the enameled wire can be realized through different modes.

Specifically, in the present embodiment, the wiring region has a plurality of terminals 31, and the plurality of terminals 31 and the plurality of branch passages 22 are arranged in one-to-one correspondence. The binding post 31 is made of metal material, and the power line and the enameled wire are connected with the binding post 31 by welding.

In this embodiment, the enameled wire routing area has a plurality of enameled wire routing grooves 23, and the plurality of enameled wire routing grooves 23 are arranged in multiple rows and multiple columns. A plurality of enamel wires can be distributed in different enamel wire routing grooves 23 to achieve dispersion, thereby facilitating arrangement and wiring and facilitating operation.

In this embodiment, the wire fixing device includes a lower wire fixing frame 30 and an upper wire fixing frame 40 detachably connected, the lower wire fixing frame 30 is connected to the stator core 12, wherein the power line routing area is located between the upper wire fixing frame 40 and the lower wire fixing frame 30, and the wiring area and the enameled wire routing area are both located on the lower wire fixing frame 30. By adopting the arrangement, the wire fixing device is convenient to disassemble and assemble and the power wire and the enameled wire are convenient to walk and connect.

In this embodiment, the lower wire fixing frame 30 has a lower power wire routing groove 32 located in the power wire routing area, the upper wire fixing frame 40 has an upper power wire routing groove 41 located in the power wire routing area, and the lower power wire routing groove 32 and the upper power wire routing groove 41 form a routing channel 21. The routing channel 21 is composed of an upper part and a lower part, which can facilitate the arrangement of a plurality of power lines.

Further, the lower wire fixing frame 30 has a plurality of lower wire fixing grooves 33 located in the power line cabling area, each lower wire fixing groove 33 is communicated with the lower power line cabling groove 32, the upper wire fixing frame 40 has a plurality of upper wire fixing grooves 42 located in the power line cabling area, each upper wire fixing groove 42 is communicated with the upper power line cabling groove 41, and the plurality of lower wire fixing grooves 33 and the plurality of upper wire fixing grooves 42 correspond to one another to form the plurality of wire distributing channels 22. The inner walls of the upper wire fixing groove 42 and the lower wire fixing groove 33 can fix the power wires in the distributing channel 22.

In this embodiment, lower solidus frame 30 includes lower support body 34, a plurality of terminal 31 and a plurality of spacer 35, and lower support body 34 has the holding tank 36 that is used for holding stator winding 13, and a plurality of terminal 31 interval distribution are in the wiring district, and a plurality of spacer 35 distribute in the power cord routing district of lower support body 34, and a plurality of spacer 35 are the multirow multiseriate and arrange to a plurality of enameled wire routing grooves 23 of interval play. Through setting up holding tank 36, can avoid lower support body 34 and stator winding 13 to interfere, make original cavity in the usable casing 11 of solidus device, need not extra occupation space to motor compact structure is convenient for miniaturize. By the distribution of the plurality of spacing blocks 35, the plurality of enamel wire routing grooves 23 are formed conveniently.

In this embodiment, the lower wire fixing frame 30 further includes a plurality of positioning pillars 37 disposed below the lower frame body 34, and the positioning pillars 37 are inserted into the slots of the stator core 12 in a one-to-one correspondence manner. Therefore, the connection between the lower wire fixing frame 30 and the stator core 12 can be realized quickly, and the operation is convenient.

In this embodiment, the lower wire fixing frame 30 further includes a spacer 38 disposed on the lower frame body 34, and the spacer 38 is located below the plurality of spacers 35. The spacer 38 serves to provide a sufficient creepage distance for the enamel wire closest to the stator core 12. The lower frame 34, the spacer 35, the positioning column 37 and the isolation rib 38 are all made of insulating materials. The upper wire fixing frame 40 is made of an insulating material.

In this embodiment, the lower wire fixing frame 30 includes a lower frame body 34 and a lower connecting member 39 disposed on the lower frame body 34, the upper wire fixing frame 40 includes an upper frame body 43 and an upper connecting member 44 disposed on the upper frame body 43, the power line routing area is located between the upper frame body 43 and the lower frame body 34, the wiring area and the enameled wire routing area are both located on the lower frame body 34, and the lower connecting member 39 and the upper connecting member 44 are connected in a clamping or plugging manner. Thus, the lower wire fixing frame 30 and the upper wire fixing frame 40 are quickly and reliably connected through the matching of the lower connecting piece 39 and the upper connecting piece 44.

In this embodiment, the lower connecting member 39 has a slot, the upper connecting member 44 has a wedge-shaped structure, the upper connecting member 44 has a limiting surface, a part of the upper connecting member 44 passes through the slot, and the limiting surface abuts against an end surface of the lower connecting member 39. The upper connecting piece 44 is a wedge-shaped structure and can be conveniently inserted into the slot, and the limiting surface is abutted against the end surface of the upper connecting piece 39 and the end surface of the lower connecting piece 39 after the upper connecting piece is inserted into the slot, so that the limiting is realized, and the separation of the upper connecting piece and the lower connecting piece is avoided. The number of the upper connecting pieces 44 and the number of the lower connecting pieces 39 are multiple, and the multiple upper connecting pieces 44 and the multiple lower connecting pieces 39 are matched in a one-to-one correspondence manner.

In this embodiment, the lower wire fixing frame 30 has a lower arc wall, the lower arc wall is matched with the inner wall of the casing 11, the upper wire fixing frame 40 has an upper arc wall, the upper arc wall is matched with the inner wall of the casing 11, the motor further comprises an end cover 16 arranged on the casing 11, and the end cover 16 is abutted to the upper wire fixing frame 40. Through the arrangement, the side face, the top face and the like of the wire fixing device can be limited, so that the wire fixing device is installed and fixed, and the arrangement and the fixation of a power line and an enameled wire are realized.

Another embodiment of the present invention provides a wire fixing device, which has a power line routing area, a wiring area and an enameled wire routing area, wherein the power line routing area is used for arranging a plurality of power lines of a cable 14, the enameled wire routing area is used for arranging a plurality of enameled wires of a stator winding 13, and the wiring area is used for connecting a plurality of power lines and a plurality of enameled wires; the power line routing area is provided with a routing channel 21 and a plurality of branching channels 22, the branching channels 22 are arranged at intervals along the extending direction of the routing channel 21, and each branching channel 22 is communicated with the routing channel 21; the wiring area is provided with a plurality of wiring posts 31, or a placing groove used for wrapping the puncture terminal, or a base used for matching with the puncture terminal; the enameled wire wiring area is provided with a plurality of enameled wire wiring grooves 23, and the enameled wire wiring grooves 23 are arranged in multiple rows and multiple columns. In this scheme, the solidus device divide into a plurality of functional areas, for the power cord of cable conductor 14 and the enameled wire of stator winding 13 provide the line of walking, solidus, wiring multiple functions, realized the reliable connection of cable conductor 14, moreover, so set up compact structure, consequently realized that the connection of cable conductor occupies smallly and connect reliably.

In this embodiment, the wire fixing device includes a lower wire fixing frame 30 and an upper wire fixing frame 40 detachably connected, the lower wire fixing frame 30 is connected to the stator core 12, wherein the power line routing area is located between the upper wire fixing frame 40 and the lower wire fixing frame 30, and the wiring area and the enameled wire routing area are both located on the lower wire fixing frame 30. By adopting the arrangement, the wire fixing device is convenient to disassemble and assemble and the power wire and the enameled wire are convenient to walk and connect. The lower wire fixing frame 30 and the upper wire fixing frame 40 are integrally in a fan-shaped structure.

Further, other structures of the wire fixing device in the embodiment are the same as those of the wire fixing device in the motor.

When the stator is used, the positioning column of the lower wire fixing frame is inserted into the notch of the stator core, the holding groove of the lower wire fixing frame is buckled on a winding wire package of the stator and keeps a certain distance, and the outer wall of the lower wire fixing frame is annularly supported and attached to the inner wall of the machine shell. The lower wire fixing frame is arranged at a position which is not interfered with the position of the wire outlet hole of the motor shell and the locking joint arranged in the wire outlet hole. The power cord of inner core is shelled to the cable conductor, walks to the power cord under the wire casing on the solidus frame after passing the wire hole of casing, then walks every power cord respectively to walk in the solidus groove under as required, and inside metal sinle silk extends to the wiring district in the place ahead, and the locking joint can pass the casing wire hole after adjusting the distance and fix the cable conductor on the motor casing.

The enameled wire in the stator winding is led out to the enameled wire wiring area of lower solidus frame from the winding solenoid, and dot matrix many check enameled wire wiring area is horizontal three, vertical five enameled wire wiring grooves, and the first wire casing of horizontal from down up is walked to the wiring area to the first wiring groove of vertical right side to the first enameled wire wiring groove of diagram, and second, third enameled wire and first can stagger completely, noninterference walk to the wiring area, and the isolation muscle provides sufficient creepage distance for the first enameled wire that is closest to the iron core. The enameled wire of the motor can be designed according to the actual voltage and the multi-lattice size of the dot matrix of the wire routing area of the enameled wire to determine whether to sleeve the small insulating sleeve, and if the insulation is enough, the materials and the working procedures of the small insulating sleeve can be completely cancelled.

The enameled wires correspond to the power lines one to one, or a plurality of enameled wires can be used for aligning one power line, wiring work can be completed in a wiring area of the lower wire fixing frame, the enameled wires and the power line inner core are welded on the wiring terminal if the wiring terminal is adopted, the terminals are placed in the placing groove after the enameled wires and the power line inner core are butted by using the wrapped piercing terminals if the placing groove is adopted, and the enameled wires and the power line inner core are placed in the base and then pressed into the universal piercing terminal if the base is used for the universal piercing terminal.

Then, the upper wire fixing frame is buckled on the lower wire fixing frame, the installation buckle wedge (namely, the upper connecting piece) is buckled into the installation buckle lock (namely, the lower connecting piece), the outer wall annular support of the lower wire fixing frame and the outer wall annular support of the upper wire fixing frame are overlapped into a sector round surface and are attached to the inner wall of the shell, the power wire upper wiring groove and the power wire lower wiring groove form a power wire wiring hole for wiring an inner core power wire stripped by a cable, the upper wiring groove and the lower wiring groove form a wire fixing hole for fixing the inner core power wire, and the rubber of the inner core power wire can be extruded up and down without damage, so far, the assembly of the wire fixing device is finished. After the motor end cover is closed, the top support of the upper wire fixing frame is in horizontal contact with the inner surface of the end cover, and the whole wire fixing device is firmly fixed inside the motor after the end cover is installed and fixed and cannot move, loosen or deform.

The scheme provides a reliable cable connection mode which is high in production efficiency, small in production difficulty and small in size. The technical problem that the scheme has the following advantages is solved: 1. the production efficiency is high, the process is simple, and the problems of complicated process and low production efficiency of using a cable are solved; the procedure of connecting a power line with an enameled wire is omitted, and the cable and the enameled wire can be directly connected; 2. the locking joint cannot be used for the outgoing line of the power line, the waterproof property of the outgoing line rubber nozzle is general, the scheme does not influence the assembly and use of the locking joint and the cable, and the waterproof property of the outgoing line part of the motor is ensured; 3. the motor junction box is not required to be arranged independently, the connection of the cable is completed in the motor, and the occupied space is small; 4. the scheme provides the cable fixing function of the cable, can improve the drawing force and is safer and more reliable; 5. and the positioning and fixing are carried out at multiple positions, so that the mounting reliability is improved.

The technical scheme provided by the invention can reduce production procedures and improve production efficiency, is divided into a plurality of functional areas, provides a plurality of functions of wiring, fixing and connecting for the motor, is simple and reliable in integral installation and wide in application range, and not only solves the problem of difficult cable connection, but also is suitable for a non-cable motor. The wiring area can set up the structure of different wiring forms according to the in-service use needs, and the commonality is good.

This scheme provides a solidus device and motor, and the solidus device includes solidus frame and last solidus frame down, wherein divide into a plurality of workspace on the solidus frame down and include power cord wiring district 1, solidus district 1, wiring district, enameled wire wiring district and holding tank, goes up the solidus frame and divide into power cord wiring district 2 and solidus district 2, and both lock about lock and the installation buckle wedge are buckled through respective installation and use to form power cord wiring hole and solidus hole. The positioning column at the bottom of the lower wire fixing frame is fixed in a stator core slot, the holding tank spans a coil of a stator winding, an enameled wire is separately wired to a wiring area in a spot-array multi-lattice enameled wire wiring slot on the enameled wire wiring area, a power wire stripped by a cable is wired to the wiring area in the power wire wiring hole and fixed in the wiring area, and the power wire extends to the wiring area to complete connection with the enameled wire. The outer wall annular support is concentric with the inside of the machine shell, the top surface support of the upper wire fixing frame is in contact with the end cover, and the wire fixing device is fixed inside the motor to form reliable installation after the motor is assembled, so that the wire fixing device cannot be loosened.

The above is only a preferred embodiment of the present invention, and is not intended to limit the present invention, and various modifications and changes will occur to those skilled in the art. Any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention should be included in the protection scope of the present invention.

Claims

1. An electric machine, comprising:

a housing (11);

a stator core (12) disposed within the housing (11);

the wire fixing device is arranged in the shell (11) and connected with the stator core (12), and is provided with a power line wiring area, a wiring area and an enameled wire wiring area, wherein the power line wiring area is used for arranging a plurality of power lines of a cable (14), the enameled wire wiring area is used for arranging a plurality of enameled wires of the stator winding (13), and the wiring area is used for connecting the plurality of power lines and the plurality of enameled wires.

2. The motor according to claim 1, characterized in that the motor further comprises a stator winding (13), a cable wire (14) and a locking joint (15), wherein the stator winding (13) is arranged on the stator core (12), the locking joint (15) is arranged on the housing (11), the cable wire (14) passes through the locking joint (15), and a plurality of power wires of the cable wire (14) and a plurality of enameled wires of the stator winding (13) are connected through the wire fixing device.

3. The electric machine according to claim 1, wherein the power line routing area has a routing channel (21) and a plurality of branch channels (22), the plurality of branch channels (22) are arranged at intervals along the extending direction of the routing channel (21), and each branch channel (22) is communicated with the routing channel (21).

4. An electric machine according to claim 1, characterized in that the connection area has a plurality of terminals (31), or has a recess for housing the piercing terminal, or has a seat for cooperating with the piercing terminal.

5. The machine according to claim 3, characterised in that the terminal block has a plurality of terminals (31), the plurality of terminals (31) and the plurality of branch channels (22) being arranged in a one-to-one correspondence.

6. The electrical machine according to claim 1, wherein the wire routing area has a plurality of wire routing slots (23), the plurality of wire routing slots (23) being arranged in a plurality of rows and columns.

7. The electric machine according to claim 1, characterized in that the wire fixing device comprises a lower wire fixing frame (30) and an upper wire fixing frame (40) which are detachably connected, the lower wire fixing frame (30) and the stator core (12) are connected, wherein the power line cabling region is located between the upper wire fixing frame (40) and the lower wire fixing frame (30), and the wiring region and the enameled wire cabling region are both located in the lower wire fixing frame (30).

8. The electric machine according to claim 7, characterized in that the lower rack (30) has a lower power line cabling slot (32) located in the power line cabling zone, the upper rack (40) has an upper power line cabling slot (41) located in the power line cabling zone, the lower power line cabling slot (32) and the upper power line cabling slot (41) constituting a cabling channel (21).

9. The electric machine of claim 8, wherein the lower wire retention bracket (30) has a plurality of lower wire retention slots (33) located in the power cord routing area, each lower wire retention slot (33) in communication with the lower power cord routing slot (32), the upper wire retention bracket (40) has a plurality of upper wire retention slots (42) located in the power cord routing area, each upper wire retention slot (42) in communication with the upper power cord routing slot (41), the plurality of lower wire retention slots (33) and the plurality of upper wire retention slots (42) in one-to-one correspondence to form a plurality of wire distribution channels (22).

10. The electric machine according to claim 7, characterized in that the lower wire-fixing frame (30) comprises a lower frame body (34), a plurality of terminals (31) and a plurality of spacing blocks (35), the lower frame body (34) is provided with a containing groove (36) for containing the stator winding (13), the terminals (31) are distributed in the wiring area at intervals, the spacing blocks (35) are distributed in the power wire wiring area of the lower frame body (34), and the spacing blocks (35) are arranged in a plurality of rows and a plurality of columns to space out a plurality of enameled wire wiring grooves (23).

11. The electric machine according to claim 10, wherein the lower bobbin (30) further comprises a plurality of positioning posts (37) disposed below the lower frame body (34), and the positioning posts (37) are inserted into the slots of the stator core (12) in a one-to-one correspondence.

12. The electric machine according to claim 10, wherein the lower wire holder (30) further comprises a spacer rib (38) provided on the lower frame body (34), the spacer rib (38) being located below the plurality of spacer blocks (35).

13. The electric machine according to claim 7, characterized in that the lower wire fixing frame (30) comprises a lower frame body (34) and a lower connecting piece (39) arranged on the lower frame body (34), the upper wire fixing frame (40) comprises an upper frame body (43) and an upper connecting piece (44) arranged on the upper frame body (43), the power line wiring area is positioned between the upper frame body (43) and the lower frame body (34), the wiring area and the enameled wire wiring area are both positioned on the lower frame body (34), wherein the lower connecting piece (39) and the upper connecting piece (44) are clamped or plugged.

14. The machine according to claim 13, characterized in that the lower connecting piece (39) has a slot, the upper connecting piece (44) is of a wedge-shaped structure, the upper connecting piece (44) has a limiting surface, a part of the upper connecting piece (44) passes through the slot, and the limiting surface abuts against an end surface of the lower connecting piece (39).

15. The electric machine according to claim 7, characterized in that the lower bobbin (30) has a lower cambered wall which cooperates with an inner wall of the casing (11), the upper bobbin (40) has an upper cambered wall which cooperates with an inner wall of the casing (11), the electric machine further comprising an end cap (16) arranged on the casing (11), the end cap (16) abutting against the upper bobbin (40).

16. A wire fixing device is characterized in that,

the wire fixing device is provided with a power wire routing area, a wiring area and an enameled wire routing area, the power wire routing area is used for arranging a plurality of power wires of a cable (14), the enameled wire routing area is used for arranging a plurality of enameled wires of a stator winding (13), and the wiring area is used for connecting the plurality of power wires and the plurality of enameled wires;

the power line routing area is provided with a routing channel (21) and a plurality of branching channels (22), the branching channels (22) are arranged at intervals along the extending direction of the routing channel (21), and each branching channel (22) is communicated with the routing channel (21); the wiring area is provided with a plurality of wiring posts (31), or a placing groove used for wrapping the puncture terminal, or a base used for matching with the puncture terminal; the enameled wire wiring area is provided with a plurality of enameled wire wiring grooves (23), and the enameled wire wiring grooves (23) are arranged in multiple rows and multiple columns.