CN218771495U

CN218771495U - Novel motor wiring busbar structure

Info

Publication number: CN218771495U
Application number: CN202223434280.6U
Authority: CN
Inventors: 唐琳; 郭红涛; 陈利民; 谢亮
Original assignee: Wuhu Bethel Automotive Safety Systems Co Ltd
Current assignee: Wuhu Bethel Automotive Safety Systems Co Ltd
Priority date: 2022-12-21
Filing date: 2022-12-21
Publication date: 2023-03-28
Anticipated expiration: 2032-12-21

Abstract

The utility model discloses a novel female structure of arranging of motor wiring, including female skeleton of arranging and establishing a set of female row on female skeleton of arranging, female be equipped with the fixed knot who links to each other with motor stator skeleton on arranging the skeleton, female skeleton of arranging and a set of female assembly formation wiring of arranging after taking shape alone are female to be arranged the structure, a set of female arranging is through inserting the joint location on female skeleton of arranging. The bus bar and the bus bar framework are integrated in a mode of assembly after being formed respectively, so that the integration difficulty can be reduced, the material consumption of the plastic framework is reduced, the manufacturing qualified rate can be effectively improved, and the manufacturing cost can be reduced; the post-assembly integrated mode can effectively avoid the quality problems of bus bar deformation, over-small safety distance between electric conductors, unqualified insulating property and the like caused by large injection pressure during integral injection molding, and improves the reliability of the system; can effectively improve the structure compactness, reduce the total weight of parts and components and facilitate batch and automatic production.

Description

Novel motor wiring busbar structure

Technical Field

The utility model belongs to the technical field of the motor technique and specifically relates to a novel female structure of arranging of motor wiring is related to.

Background

With the development of automobile electronic technology and the comprehensive promotion of electrical intelligence, the intelligent driving technology is developed rapidly, under the background, the electrification process of the automobile is accelerated, the electromechanical integration technology and products are applied to the whole automobile in a large scale, and the motor is used as an effective execution mechanism and applied to the automobile in a large scale.

The connection of the enameled wires of the motor products appearing in the current market can be divided into three categories: 1. the enameled wire in the motor stator is directly led out and welded or pressed on the wiring terminal; 2. leading out by using a wire harness, and fixing the wire harness with the enameled wire in a crimping or welding mode; 3. and the enameled wire is welded on the wiring busbar and is led out in a busbar mode. The wiring busbar has the advantages of reliable connection, small contact resistance, convenience for large-scale automatic production, lighter weight and the like.

The scheme of the existing wiring busbar structure adopts the copper plate to be punched, bent and formed, then embedded into a mold, and molded into the wiring busbar assembly, the integrated product scheme has the main defects that when a copper bar is molded as an insert, the mold is complex in design, the manufacturing efficiency is low during injection molding, the distance between copper bars in a plastic body is large due to the fact that the pressure is large during injection molding, the undersize cannot be designed, otherwise, the risk of short circuit exists, and the structure of the whole wiring busbar is thick. After injection molding, the copper bar cannot be visually detected in the plastic body, the detection means is limited, quality control is not facilitated, and the stability and reliability of the product are poor.

SUMMERY OF THE UTILITY MODEL

Not enough to prior art, the utility model provides a novel female structure of arranging of motor wiring, its compact structure, light in weight is convenient for batch automated production, and the cost is lower relatively.

In order to solve the technical problem, the utility model discloses the technical scheme who adopts does:

this novel female structure of arranging of motor wiring, including female skeleton of arranging with establish a set of mother on female skeleton of arranging, female be equipped with the fixed knot who links to each other with motor stator skeleton on arranging the skeleton, female skeleton and a set of mother assemble the female structure of arranging of wiring after taking shape alone, a set of mother is arranged and is fixed a position on female skeleton through inserting the joint.

Further:

the bus bar framework is provided with a group of slot structures for inserting a group of bus bars, and the bus bar framework is provided with a bus bar locking structure for limiting the inserted bus bars.

The busbar is of a structure formed by stamping, bending and forming through a metal material.

The bus bar framework is of an annular structure, and the fixing structure is a supporting plate which extends out of the bus bar framework and is used for being inserted into the motor stator framework.

The bus bar framework is of an annular structure, a group of slot structures are arranged along the circumferential direction of the bus bar framework, the bus bar locking structure is of a buckle structure, and at least one buckle structure is arranged corresponding to each slot structure.

The bus bar framework is of an annular structure, the notch of the slot structure is arranged along the axial direction of the bus bar framework, and the bus bar is vertically inserted into the bus bar framework.

The backup pad is for arranging a set of along female skeleton circumference outer fringe setting.

The end parts of the adjacent slot structures on the busbar framework are arranged in an internal and external overlapping mode.

And each supporting plate is provided with a positioning structure for axial limiting.

The positioning structure is a convex point structure arranged on the inner side of the lower end of the supporting plate.

Compared with the prior art, the utility model, have following advantage:

the novel motor wiring busbar is reasonable in structural design, and is integrated in a mode that the busbar and a busbar framework are formed respectively and then assembled, so that the integration difficulty can be reduced, the material consumption of the plastic framework is reduced, the manufacturing qualified rate can be effectively improved, and the manufacturing cost can be reduced; the post-assembly integrated mode can effectively avoid the quality problems of bus bar deformation, over-small safety distance between electric conductors, unqualified insulating property and the like caused by large injection pressure during integral injection molding, and improves the reliability of the system; can effectively improve the structure compactness, reduce the total weight of parts and components and facilitate batch and automatic production.

Drawings

The following brief description of the drawings and reference numerals in the drawings forms a part of this specification:

fig. 1 is the utility model discloses female structure assembly sketch of motor wiring.

Fig. 2 is the utility model discloses female structure decomposition schematic diagram of motor wiring.

In the figure:

1. the bus bar comprises a bus bar I, a bus bar II, a bus bar III, a bus bar framework, a fixing structure 4-1, a bus bar locking structure 4-2 and a salient point structure 4-3.

Detailed Description

The following description of the embodiments of the present invention will be made in detail with reference to the accompanying drawings.

As shown in fig. 1 and fig. 2, the novel motor wiring busbar structure comprises a busbar framework 4 and a group of busbars arranged on the busbar framework; the bus bar framework is provided with a fixing structure 4-1 connected with the motor stator framework, the bus bar framework 4 and a group of bus bars are independently formed and then assembled to form a wiring bus bar structure, and the group of bus bars are positioned on the bus bar framework through insertion clamping.

A group of slot structures for inserting a group of busbars are arranged on the busbar framework 4, and a busbar locking structure 4-2 for limiting the inserted busbars is arranged on the busbar framework; the busbar is inserted into the corresponding slot structure and positioned through the busbar locking structure.

The bus bar is of a structure formed by stamping and bending metal materials, and is simple and convenient to form; the group of busbars comprises a busbar I1, a busbar II 2 and a busbar III 3; in order to prevent springback before assembly, the busbar is punched and bent into a polygonal strip-shaped structure.

The bus bar framework 4 is of an annular structure, and the fixing structure 4-1 is a supporting plate extending out of the bus bar framework and used for being inserted into a motor stator framework; the supporting plates are a group arranged along the circumferential outer edge of the busbar framework, and are reliably fixed; furthermore, each supporting plate is provided with a positioning structure for axial limiting; the preferred positioning structure is a salient point structure 4-3 arranged on the inner side of the lower end of the supporting plate; the support plate on the busbar framework is inserted into the stator framework for circumferential spacing and support of the wiring busbar in the motor.

The group of slot structures are three slots which are arranged corresponding to each bus bar, and the three slot structures are arranged along the circumferential direction of the bus bar framework; the preferred female locking structure that arranges is buckle structure, corresponds every slot structure and sets up a buckle structure at least.

The end parts of adjacent slot structures on the busbar framework are arranged in an internal-external overlapping mode, so that the structure is compact; the notch of the slot structure is axially arranged along the busbar framework, and the busbar is vertically inserted into the busbar framework, so that the assembly is simple and convenient.

The three busbars are formed by punching, bending and forming metal with good electric conduction, and are bent into a polygonal structure, so that springback during assembly is prevented; independently injection-molding a busbar framework, wherein a groove for inserting the busbar and a buckle structure for preventing the busbar from loosening are arranged on the busbar framework; after parts to which the motor wiring busbar belongs are respectively formed, the three busbars are respectively vertically inserted into a busbar framework, and are limited by a buckle on the busbar framework to prevent falling off; and after the assembly is finished, the motor wiring busbar is pressed into the stator framework to perform related welding.

The utility model has reasonable structural design of the motor wiring busbar, adopts the mode of respectively forming the busbar and the busbar framework and then assembling the busbar framework, can reduce the difficulty of integration, reduces the material consumption of the plastic framework, and can effectively improve the manufacturing qualification rate and reduce the manufacturing cost; the post-assembly integrated mode can effectively avoid the quality problems of bus bar deformation, over-small safety distance between electric conductors, unqualified insulating property and the like caused by large injection pressure during integral injection molding, and improves the reliability of the system; can effectively improve the structure compactness, reduce the total weight of parts and components and facilitate batch and automatic production.

The above-mentioned is only for the description of the preferred embodiments of the present invention, and the above-mentioned technical features can be combined at will to form a plurality of embodiments of the present invention.

The above description is for illustrative purposes only, and it is obvious that the present invention is not limited by the above embodiments, and various insubstantial improvements made by the concepts and technical solutions of the present invention or the direct application of the concepts and technical solutions of the present invention to other occasions without improvement are all within the scope of the present invention.

Claims

1. The utility model provides a novel female structure of arranging of motor wiring, includes female skeleton of arranging and establishes a set of mother on female skeleton of arranging, female be equipped with the fixed knot who links to each other with motor stator skeleton on arranging the skeleton and construct its characterized in that: the bus bar framework and the bus bar group are assembled to form a wiring bus bar structure after being formed independently, and the bus bar group is positioned on the bus bar framework through inserting and clamping.

2. The novel motor wiring busbar structure according to claim 1, wherein: the bus bar framework is provided with a group of slot structures for inserting a group of bus bars, and the bus bar framework is provided with a bus bar locking structure for limiting the inserted bus bars.

3. The novel motor wiring busbar structure according to claim 1, wherein: the busbar is of a structure formed by stamping, bending and forming through a metal material.

4. The novel motor wiring busbar structure according to claim 1, characterized in that: the bus bar framework is of an annular structure, and the fixing structure is a supporting plate which extends out of the bus bar framework and is used for being inserted into the motor stator framework.

5. The novel motor wiring busbar structure according to claim 2, wherein: the bus bar framework is of an annular structure, a group of slot structures are arranged along the circumferential direction of the bus bar framework, the bus bar locking structure is of a buckle structure, and at least one buckle structure is arranged corresponding to each slot structure.

6. The novel motor wiring busbar structure according to claim 2, wherein: the bus bar framework is of an annular structure, the notch of the slot structure is arranged along the axial direction of the bus bar framework, and the bus bar is vertically inserted into the bus bar framework.

7. The novel motor wiring busbar structure according to claim 4, characterized in that: the backup pad is for arranging a set of along female skeleton circumference outer fringe setting.

8. The novel motor wiring busbar structure according to claim 5, wherein: the end parts of the adjacent slot structures on the busbar framework are arranged in an internal and external overlapping mode.

9. The novel motor wiring busbar structure according to claim 7, wherein: and each supporting plate is provided with a positioning structure for axial limiting.

10. The novel motor wiring busbar structure according to claim 9, wherein: the positioning structure is a convex point structure arranged on the inner side of the lower end of the supporting plate.