CN214756036U

CN214756036U - Electric motor car dc-to-ac converter plastic support

Info

Publication number: CN214756036U
Application number: CN202120495169.4U
Authority: CN
Inventors: 涂兴; 汤峰; 胡举东
Original assignee: Anhui Zhongding Rubber and Plastic Products Co Ltd
Current assignee: Anhui Zhongding Rubber and Plastic Products Co Ltd
Priority date: 2021-03-08
Filing date: 2021-03-08
Publication date: 2021-11-16
Anticipated expiration: 2031-03-08

Abstract

The utility model discloses an electric motor car dc-to-ac converter plastic support, the support shell plate is the integrative injection moulding of polyhexamethylene adipamide material, and support shell plate upper end edge is provided with outer gusset, support shell plate upper end is provided with interior gusset, is provided with a plurality of groups support rib plate between outer gusset and the interior gusset, the bushing seat is provided with four groups and fixed distribution in support shell plate upper end four corners position, installs the connecting bush in the bushing seat, first spliced pole and second spliced pole all are provided with four groups and respectively fixed distribution in the upper end four corners position of support shell plate, install M6 nut on the first spliced pole, install M8 nut on the second spliced pole; the utility model discloses chooseing for use the engineering plastics material, whole weight is compared and is lightened 40% in traditional steel casing, realizes the lightweight of auto steering ware casing, adopts the plastics integrated into one piece mode of moulding plastics, and processing is convenient, and it is heavier to have solved traditional steel casing weight, difficult processing, technical problem that production efficiency hangs down.

Description

Electric motor car dc-to-ac converter plastic support

Technical Field

The utility model relates to an inverter bracket specifically is an electric motor car dc-to-ac converter plastic support, belongs to electric motor car accessory technical field.

Background

The electric vehicle inverter bracket plays a role in connecting and supporting, and is arranged on the gearbox and used for fixing the PCU and the air filter. Generally, the inverter bracket on the market adopts a steel shell, the weight of the original steel shell is heavier, the overall weight and the oil consumption of the automobile steering gear are increased, the forming is longer, the processing is inconvenient, and the production efficiency is low. Therefore, the plastic shell is adopted to replace a steel shell, and the plastic shell has important significance for realizing light weight of the automobile.

SUMMERY OF THE UTILITY MODEL

To above problem, the utility model provides an electric motor car dc-to-ac converter plastic support adopts the quick integrated into one piece mode of plastic support that moulds plastics, and processing is convenient, and production efficiency is high, satisfies market production demand, has solved that traditional steel casing weight is heavier, difficult processing, technical problem that production efficiency hangs down.

The purpose of the utility model can be realized by the following technical scheme: an electric vehicle inverter plastic support comprises a support shell plate, an outer rib plate, an inner rib plate, a supporting rib plate, a bushing seat, a connecting bushing, a first connecting column and a second connecting column; the support shell plate is made of polyhexamethylene adipamide through integral injection molding, an outer rib plate is arranged at the edge of the upper end of the support shell plate, an inner rib plate is arranged at the upper end of the support shell plate, a plurality of groups of supporting rib plates are arranged between the outer rib plate and the inner rib plate, the bushing seat is provided with four groups of supporting rib plates which are fixedly distributed at four corners of the upper end of the support shell plate, a connecting bushing is installed in the bushing seat, the first connecting column and the second connecting column are provided with four groups of supporting rib plates which are fixedly distributed at four corners of the upper end of the support shell plate respectively, an M6 nut is installed on the first connecting column, and an M8 nut is installed on the second connecting column.

The utility model discloses a further technological improvement lies in: the bushing seat, the first connecting column and the second connecting column are located between the outer rib plate and the inner rib plate.

The utility model discloses a further technological improvement lies in: the periphery of the bushing seat, the periphery of the first connecting column and the periphery of the second connecting column are fixedly provided with a plurality of groups of reinforcing rib plates, and the reinforcing rib plates are fixedly arranged on the shell plate of the support.

The utility model discloses a further technological improvement lies in: and a plurality of groups of through holes are formed in the bracket shell plate.

The utility model discloses a further technological improvement lies in: the connecting bushing is connected with the bushing seat in an interference fit manner.

Compared with the prior art, the beneficial effects of the utility model are that:

the bracket shell is made of engineering plastics, the overall weight is reduced by about 40% compared with that of the traditional steel shell, and the light weight of the automobile steering gear shell is realized; and adopt the quick integrated into one piece mode of plastics support of moulding plastics, processing is convenient, and production efficiency is high, satisfies market production demand, has solved that traditional steel casing weight is heavier, difficult processing, technical problem that production efficiency is low.

Drawings

In order to more clearly illustrate the technical solutions of the embodiments of the present invention, the drawings used in the description of the embodiments will be briefly introduced below, and it is obvious that the drawings in the following description are only some embodiments of the present invention, and it is obvious for those skilled in the art that other drawings can be obtained according to these drawings without creative efforts.

FIG. 1 is a schematic view of the overall three-dimensional structure of the present invention;

fig. 2 is a schematic view of the structure of the present invention.

In the figure: 1. a bracket shell plate; 11. a through hole; 2. an outer rib plate; 3. an inner rib plate; 4. supporting the rib plate; 5. a bushing seat; 6. connecting the bushing; 7. a first connecting column; 8. a second connecting column; 9. and a reinforcing plate.

Detailed Description

The technical solution of the present invention will be described clearly and completely with reference to the following embodiments, and it should be understood that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. Based on the embodiments of the present invention, all other embodiments obtained by a person of ordinary skill in the art without creative efforts belong to the protection scope of the present invention.

Referring to fig. 1-2, an inverter plastic bracket for an electric vehicle includes a bracket shell plate 1, an outer rib plate 2, an inner rib plate 3, a support rib plate 4, a bushing seat 5, a connecting bushing 6, a first connecting column 7 and a second connecting column 8; the support shell plate 1 is made of polyhexamethylene adipamide through integral injection molding, the outer rib plate 2 is arranged at the edge of the upper end of the support shell plate 1, the inner rib plate 3 is arranged at the upper end of the support shell plate 1, a plurality of groups of supporting rib plates 4 are arranged between the outer rib plate 2 and the inner rib plate 3, the bushing seat 5 is provided with four groups of supporting rib plates which are fixedly distributed at four corners of the upper end of the support shell plate 1, the bushing seat 5 is internally provided with the connecting bushing 6, the first connecting column 7 and the second connecting column 8 are respectively provided with four groups of supporting rib plates which are fixedly distributed at four corners of the upper end of the support shell plate 1, the M6 nut is installed on the first connecting column 7, and the M8 nut is installed on the second connecting column 8.

The lining sleeve seat 5, the first connecting column 7 and the second connecting column 8 are located between the outer rib plate 2 and the inner rib plate 3, and the overall strength of the lining sleeve seat 5, the first connecting column 7 and the second connecting column 8 is improved.

The periphery of the bushing seat 5, the periphery of the first connecting column 7 and the periphery of the second connecting column 8 are fixedly provided with a plurality of groups of reinforcing rib plates 9, and the reinforcing rib plates 9 are fixedly installed on the support shell plate 1, so that the connecting strength between the bushing seat 5, the first connecting column 7, the second connecting column 8 and the support shell plate 1 is improved.

Be provided with a plurality of groups of through-hole 11 on the support shell plate 1, conveniently carry out the drawing of patterns to support shell plate 1 through setting up a plurality of through-holes 11, reduce the production materials simultaneously, reduce the whole weight of support.

The connecting bush 6 is connected with the bush seat 5 in an interference fit mode, and the connecting bush 6 improves the overall connecting strength of the support.

The utility model discloses when processing, through the material analysis to the car upper bracket, constantly screen the optimization to the product material, take the plastic material to replace steel earlier, optimize out polyhexamethylene adipamide plastic material, and contain 30% glass fiber as the main part material of support, polyhexamethylene adipamide material dimensional stability is good, and the weatherability is strong, and intensity is high, can satisfy whole car environment and load requirement; through mechanical and structural analysis of the automobile plastic support, the structure on the plastic support is continuously optimized, the wall thickness is optimized, the rib positions are optimally arranged, and finally the final shape of the product is confirmed; an injection molding step: and (3) installing the inserts M6 and M8 nuts at the positions reserved for the inserts in the die by a manipulator, then injecting plastic melt into the injection die, cooling to form a product, and finally carrying out press fitting on the connecting bushing 6 to finish a finished product.

The preferred embodiments of the present invention disclosed above are intended only to help illustrate the present invention. The preferred embodiments are not intended to be exhaustive or to limit the invention to the precise forms disclosed. Obviously, many modifications and variations are possible in light of the above teaching. The embodiments were chosen and described in order to best explain the principles of the invention and its practical applications, to thereby enable others skilled in the art to best understand the invention for and utilize the invention. The present invention is limited only by the claims and their full scope and equivalents.

Claims

1. The utility model provides an electric motor car inverter plastic support which characterized in that: comprises a bracket shell plate (1), an outer rib plate (2), an inner rib plate (3), a support rib plate (4), a bushing seat (5), a connecting bushing (6), a first connecting column (7) and a second connecting column (8); the support shell plate (1) is a polyhexamethylene adipamide material integrated injection molding, the upper end edge of the support shell plate (1) is provided with an outer rib plate (2), the upper end of the support shell plate (1) is provided with an inner rib plate (3), a plurality of groups of support rib plates (4) are arranged between the outer rib plate (2) and the inner rib plate (3), the bushing seat (5) is provided with four groups of support rib plates and fixedly distributed at four corners of the upper end of the support shell plate (1), the bushing seat (5) is internally provided with a connecting bushing (6), the first connecting column (7) and the second connecting column (8) are respectively provided with four groups of support rib plates and fixedly distributed at four corners of the upper end of the support shell plate (1), the first connecting column (7) is provided with an M6 nut, and the second connecting column (8) is provided with an M8 nut.

2. The electric vehicle inverter plastic bracket according to claim 1, wherein the bushing seat (5), the first connecting column (7) and the second connecting column (8) are located between the outer rib plate (2) and the inner rib plate (3).

3. The electric vehicle inverter plastic bracket according to claim 1, wherein a plurality of groups of reinforcing rib plates (9) are fixedly arranged on the peripheries of the bushing seat (5), the first connecting column (7) and the second connecting column (8), and the reinforcing rib plates (9) are fixedly arranged on the bracket shell plate (1).

4. The plastic bracket for the inverter of the electric vehicle as claimed in claim 1, wherein the bracket shell plate (1) is provided with a plurality of groups of through holes (11).

5. The plastic bracket for the inverter of the electric vehicle as claimed in claim 1, wherein the connecting bushing (6) is connected with the bushing seat (5) in an interference fit manner.