CN210444083U

CN210444083U - Motor busbar

Info

Publication number: CN210444083U
Application number: CN201921621939.4U
Authority: CN
Inventors: 陈思; 曾金玲; 阮鸥; 赵前坚
Original assignee: Zhejiang Geely Holding Group Co Ltd; Geely Automobile Research Institute Ningbo Co Ltd
Current assignee: Zhejiang Geely Holding Group Co Ltd; Geely Automobile Research Institute Ningbo Co Ltd
Priority date: 2019-09-26
Filing date: 2019-09-26
Publication date: 2020-05-01
Anticipated expiration: 2029-09-26

Abstract

The utility model provides a motor busbar belongs to motor technical field. It has solved the high problem of current busbar installation error rate. This motor busbar, motor include the winding lead-out wire, and the busbar includes the insulator, are equipped with the mounting groove with winding lead-out wire one-to-one on the insulator, and the winding lead-out wire is worn to establish in the mounting groove, and the insulator has the blocking part that shelters from the mounting groove notch, offers the hole of stepping down that supplies winding lead-out wire embedding mounting groove on the blocking part. The motor bus has the advantage of reducing the installation error rate of the bus.

Description

Motor busbar

Technical Field

The utility model belongs to the technical field of the motor, a motor busbar is related to.

Background

Because of the reliable performance of the flat wire motor, the flat wire motor is gradually applied to the field of automobile driving along with the technical breakthrough of new energy automobiles. Because the motor copper line needs to be arranged through processes such as manual bending, wire drawing, binding and winding, but the flat copper line sectional area is large, the flat motor is difficult to arrange the copper line according to the wiring mode of the round motor.

Various improvements have been made to solve the above problems, and patents have been filed, for example, chinese patent documents disclose a motor stator and a method for manufacturing the same [ patent No.: 201380075502.4, respectively; application publication No.: CN105103415A ], the motor includes winding and busbar, and the winding includes a plurality of winding lead-out wire, and the busbar is including being annular insulating seat, and insulating seat is located between all winding lead-out wires, and the busbar still includes the conductive copper bar that converges that links firmly with insulating seat, and the conductive copper bar that converges has the soldered connection with winding lead-out wire one-to-one, the soldered connection stretches out insulating seat outer wall and links firmly with the winding lead-out wire that corresponds.

The structure realizes the wiring arrangement of the copper wires of the motor through the bus bar. Because the fixation between the bus bar and the winding is realized by fixedly welding the welding head and the corresponding winding outgoing line, and the welding head and the winding outgoing line are mutually independent, the problem of dislocation exists in the connection process of the welding head and the winding outgoing line. In the prior art, in order to avoid dislocation, a conventional and easily-conceived mode is to add a positioning structure for positioning an insulating base on a motor body, but the structure of the motor body is changed due to the addition of the positioning structure, so that the universality of the motor body is reduced, the manufacturing cost is increased, and the popularization is not facilitated.

Disclosure of Invention

The utility model aims at the above-mentioned problem that exists among the prior art, provide a motor busbar, the technical problem of solution is how to reduce the installation error rate of busbar.

The purpose of the utility model can be realized by the following technical proposal: the utility model provides a motor busbar, motor include the winding lead-out wire, and the busbar includes insulating seat, be equipped with the mounting groove with winding lead-out wire one-to-one on the insulating seat, the winding lead-out wire is worn to establish in the mounting groove, insulating seat has the blocking part that shelters from the mounting groove notch, set up the hole of stepping down that supplies winding lead-out wire embedding mounting groove on the blocking part.

The mounting grooves correspond to the winding lead-out wires one by one, so that the winding lead-out wires can penetrate through the corresponding mounting grooves, and the mounting error rate of the bus bar is reduced. The stop part blocks the winding lead-out wire and breaks away from the mounting groove, and when the busbar was placed on the motor after promptly, the mounted position of busbar on the motor was confirmed and difficult emergence was rocked. Offer the hole of stepping down on the block portion and supply winding lead-out wire hole of stepping down to imbed the mounting groove, the winding lead-out wire can be by the side embedding mounting groove of insulator seat promptly for the busbar aims at the corresponding hole of stepping down and imbeds corresponding mounting groove again in the scope of being convenient for observe, reduces the installation error rate of busbar from this.

In the motor busbar, the mounting groove vertically penetrates through the insulating seat, and the hole opening of the yielding hole is located at the bottom of the insulating seat. The arrangement position of the abdicating hole enables the winding leading-out wire to be in a visual range when being initially embedded into the mounting groove, thereby further reducing the mounting error rate of the bus bar.

In the motor busbar, the yielding hole is in a flaring shape, the diameter of the yielding hole is gradually reduced from the bottom of the insulating seat along the vertical direction, and the width of the winding outgoing line is smaller than the large end of the yielding hole and is larger than the small end of the yielding hole. The flaring-shaped abdicating hole enables the winding outgoing line to be conveniently embedded into the mounting groove, the winding outgoing line moves upwards within a visible range, and the blocking portion blocks the winding outgoing line so as to prevent the winding outgoing line from being separated from the mounting groove, and therefore the mounting error rate of the bus bar is reduced.

In the motor busbar, the wall of the abdicating hole is provided with a visual hole vertically penetrating through the blocking part, and the projection of the visual hole on the bottom of the mounting groove is covered by the projection of the winding outgoing line on the bottom of the mounting groove. The visual holes enable the winding lead-out wires to be observed moving in the mounting groove, and the winding lead-out wires are prevented from being inclined in the moving process, so that the mounting error rate of the bus bar is further reduced.

In the motor busbar, the bottom of the insulating base is provided with a second flared opening communicated with the mounting groove, and the opening wall of the second flared opening is flush with the hole wall of the yielding hole. The second flaring reduces the friction between the winding lead-out wire and the wall of the mounting groove in the moving process on the one hand, and enables the winding lead-out wire to be conveniently embedded into the mounting groove on the other hand.

In the motor busbar, the busbar further comprises a busbar fixedly connected with the insulating base, the busbar is provided with welding heads in one-to-one correspondence to the winding outgoing lines, and the winding outgoing lines are attached to the bottom of the mounting groove and fixedly welded to the welding heads. After the bus bar is positioned, all the winding lead-out wires are positioned in the mounting groove, the winding lead-out wires can be attached to a welding head only by attaching to the bottom of the mounting groove, and then the winding lead-out wires and the welding head are welded, so that the mounting error rate of the bus bar is reduced.

In the motor busbar, the insulating base further comprises two positioning plates, the two positioning plates are respectively located on two sides of the insulating base, positioning holes are formed in the two positioning plates, and the mounting table is located between the two positioning plates. Because of two locating plates are located the both sides of insulating seat respectively, hold two locating plates, can hold the busbar in the palm, even make the busbar carry by the manipulator, the locating hole can regard as the location benchmark, improves manipulator transport stability.

Compared with the prior art, the utility model provides a pair of motor busbar has following advantage:

1. the hole of stepping down makes the winding lead-out wire can stretch out again by the side embedding mounting groove of insulator seat for the whole process of wearing to establish of busbar is easily monitored, reduces the installation error rate of busbar.

2. When the busbar is installed, the two positioning plates can be supported by the manipulator to carry the busbar, and the manipulator can be embedded into the positioning holes, so that the carrying stability of the busbar is improved.

Drawings

Fig. 1 is a schematic view of the overall structure of the motor busbar.

Fig. 2 is a partially enlarged view of fig. 1.

Fig. 3 is a schematic view of the overall structure of the bus bar.

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

In the figure, 1, a motor; 11. a winding lead-out wire; 2. a bus bar; 21. an insulating base; 211. mounting grooves; 22. a blocking portion; 23. a hole of abdication; 25. a second flare; 26. a visual aperture; 27. a bus conductive copper bar; 271. welding a head; 28. positioning a plate; 281. and (7) positioning the holes.

Detailed Description

The following are specific embodiments of the present invention and the accompanying drawings are used to further describe the technical solution of the present invention, but the present invention is not limited to these embodiments.

As shown in figure 1, the motor bus bar comprises a winding lead-out wire 11, and the bus bar 2 comprises an insulating seat 21.

As shown in fig. 3, the insulation seat 21 is provided with mounting grooves 211 corresponding to the winding lead-out wires 11 one to one, the mounting grooves 211 vertically penetrate through the insulation seat 21, and the winding lead-out wires 11 are inserted into the mounting grooves 211. The insulation seat 21 is provided with a blocking part 22 for blocking the notch of the installation groove 211, the blocking part 22 is provided with a yielding hole 23 for the winding lead-out wire 11 to be embedded into the installation groove 211, and the hole opening of the yielding hole 23 is located at the bottom of the insulation seat 21.

As shown in fig. 2 and 4, the abdicating hole 23 is flared, the diameter of the hole is gradually reduced from the bottom of the insulating base 21 along the vertical direction, and the width of the winding outgoing line 11 is smaller than the large end of the abdicating hole 23 and larger than the small end of the abdicating hole 23. The bottom of the insulating base 21 is provided with a second flaring 25 communicated with the mounting groove 211, and the opening wall of the second flaring 25 is flush with the hole wall of the abdicating hole 23.

The hole wall of the abdicating hole 23 is provided with a visible hole 26 vertically penetrating through the blocking part, as shown in fig. 4, the projection of the visible hole 26 on the bottom of the mounting groove 211 is covered by the projection of the winding outgoing line 11 on the bottom of the mounting groove 211.

The bus bar 2 further comprises a bus conductive copper bar 27 fixedly connected with the insulating base 21, the bus conductive copper bar 27 is provided with welding heads 271 in one-to-one correspondence with the winding outgoing lines 11, and the winding outgoing lines 11 are attached to the bottom of the installation groove 211 and fixedly connected with the welding heads 271 in a welding mode. Insulating seat 21 still includes two locating plates 28, and two locating plates 28 are located the both sides of insulating seat 21 respectively, have all seted up locating hole 281 on two locating plates 28.

When busbar 2 installs, the mounting bracket on the manipulator, the bracket includes the support body, and the support body has the locating pin of embedding locating hole 281. During transportation, the bracket extends to the lower part of the positioning plate 28, the positioning pin is inserted into the positioning hole 281, and the robot arm is moved to transport the bus bar 2. When the winding outgoing line 11 is embedded into the mounting groove 211, the bus bar 2 is carried to a specified height by the manipulator, so that the abdicating hole 23 is aligned with the end part of the winding outgoing line 11, then the manipulator moves towards the direction of the winding outgoing line 11, so that the winding outgoing line 11 passes through the abdicating hole 23 to a position between the groove bottom of the mounting groove 211 and the blocking part 22, then the manipulator vertically moves downwards, so that the winding outgoing line 11 extends out of the mounting table 24, and finally the welding head 271 is attached to the winding outgoing line 11 and is fixedly welded.

The specific embodiments described herein are merely illustrative of the spirit of the invention. Various modifications, additions and substitutions for the specific embodiments described herein may be made by those skilled in the art without departing from the spirit of the invention or exceeding the scope of the invention as defined in the accompanying claims.

Although the terms of the motor 1, the winding lead-out wire 11, the bus bar 2, the insulation seat 21, the mounting groove 211, the blocking portion 22, the relief hole 23, the second flared end 25, the viewing hole 26, the bus bar conductive copper bar 27, the welding head 271, the positioning plate 28, the positioning hole 281, etc., are used more frequently, the possibility of using other terms is not excluded. These terms are used merely to more conveniently describe and explain the nature of the present invention; they are to be construed in a manner that is inconsistent with the spirit of the invention.

Claims

1. The utility model provides a motor bus bar, motor include winding lead-out wire (11), and bus bar (2) are including insulating seat (21), be equipped with mounting groove (211) with winding lead-out wire (11) one-to-one on insulating seat (21), winding lead-out wire (11) are worn to establish in mounting groove (211), its characterized in that, insulating seat (21) have the barrier section (22) that shelters from mounting groove (211) notch, offer hole (23) of stepping down that supplies winding lead-out wire (11) embedding mounting groove (211) on barrier section (22).

2. The motor busbar according to claim 1, wherein the mounting groove (211) vertically penetrates through the insulating base (21), and the opening of the relief hole (23) is located at the bottom of the insulating base (21).

3. The motor bus bar according to claim 1, wherein the relief hole (23) is flared and the diameter of the relief hole is gradually reduced from the bottom of the insulating base (21) along the vertical direction, and the width of the winding lead wire (11) is smaller than the large end of the relief hole (23) and larger than the small end of the relief hole (23).

4. The motor bus bar according to claim 1, wherein a visual hole (26) vertically penetrating the blocking part is opened on the wall of the avoiding hole (23), and the projection of the visual hole (26) on the bottom of the mounting groove (211) is covered by the projection of the winding lead wire (11) on the bottom of the mounting groove (211).

5. The motor busbar according to claim 1 or 2, wherein the bottom of the insulating seat (21) is provided with a second flared opening (25) communicated with the mounting groove (211), and the opening wall of the second flared opening (25) is flush with the hole wall of the abdicating hole (23).

6. The electric machine busbar according to claim 1 or 2, wherein the busbar (2) further comprises a busbar conductive copper bar (27) fixedly connected with the insulating base (21), the busbar conductive copper bar (27) is provided with welding heads (271) corresponding to the winding lead wires (11) in a one-to-one manner, and the winding lead wires (11) are abutted against the bottom of the mounting groove (211) and fixedly welded with the welding heads (271).

7. The motor bus bar according to claim 3, wherein the insulating base (21) further comprises two positioning plates (28), the two positioning plates (28) are respectively located at two sides of the insulating base (21), and the two positioning plates (28) are respectively provided with a positioning hole (281).