CN219087441U

CN219087441U - Connection fixing structure of low-voltage hard-wire electrical box power-in bolt

Info

Publication number: CN219087441U
Application number: CN202222858771.7U
Authority: CN
Inventors: 吴飞昌; 李舒瑜
Original assignee: Delphi Electrical Centers Shanghai Co Ltd
Current assignee: Delphi Electrical Centers Shanghai Co Ltd
Priority date: 2022-10-28
Filing date: 2022-10-28
Publication date: 2023-05-26
Anticipated expiration: 2032-10-28

Abstract

The utility model relates to a connection fixing structure of a power-on bolt of a low-voltage hard-wire electrical box, which comprises a plastic part of the low-voltage hard-wire electrical box, a busbar and the power-on bolt; the end of the busbar is provided with a bending structure, an opening for adapting to the electric bolt is formed in the bending structure, a first installation part adapting to the busbar is arranged on the plastic part, a second installation part adapting to the bending structure and the electric bolt is arranged on the plastic part, and the electric bolt is assembled on the plastic part along with the busbar after being assembled to the bending structure of the busbar. Compared with the prior art, the utility model uses the plastic part and the bus bar to fix the power-in bolt together, so that other structures in the plastic part main body can be compactly arranged, the volume and the number of components of the electric appliance box are reduced, the installation procedure is reduced, and the power-in bolt can be flexibly disassembled and maintained, so that the power-in bolt is more convenient to use.

Description

Connection fixing structure of low-voltage hard-wire electrical box power-in bolt

Technical Field

The utility model relates to the technical field of structural design of low-voltage hard-wire electrical boxes of automobiles, in particular to a connecting and fixing structure of a power-on bolt of a low-voltage hard-wire electrical box.

Background

In recent years, the traditional automobile field is still strong, and more whole automobile factories begin to develop and improve the automobile manufacturing technology. The electric box is a core component of an automobile electronic system, is used as a whole automobile power distribution center in the aspect of automobile electric, and provides current distribution control for automobile body electric appliances and electric accessories; meanwhile, the electric box can provide current protection for various electric appliances and the whole automobile, and effectively ensures the safety of an automobile power supply system.

Because of the integrity of the automotive market and the different needs of the entire automotive factory, the electrical boxes are designed by various factories in different shapes when arranged internally and externally. However, it cannot be denied that with the rapid development of the automobile market, consumers have more and more functional requirements, and the space reserved for automobile parts is smaller and smaller, so that the small volume and low cost of the electrical box are trends of future development. The existing electrical box parts such as the power-on bolts are basically embedded into the injection molding parts, and the connecting mode has high cost, complex working procedures, large occupied space and incapability of disassembling and maintaining, and can not meet the requirements of the current market.

Disclosure of Invention

The utility model aims to overcome the defects of the prior art and provide a connecting and fixing structure of a power-in bolt of a low-voltage hard-wire electrical box.

The aim of the utility model can be achieved by the following technical scheme:

a connection fixing structure of a power-on bolt of a low-voltage hard-wire electrical box comprises a plastic part of the low-voltage hard-wire electrical box, a busbar and the power-on bolt;

the end of busbar sets up the structure of bending, the last opening of having seted up the adaptation electricity feeding bolt of structure of bending, be equipped with the first installation department with the busbar adaptation on the working of plastics, be equipped with on the working of plastics with the second installation department of structure and electricity feeding bolt adaptation of bending, the electricity feeding bolt assembles the working of plastics together with the busbar after assembling the structure of bending of busbar.

Further, the bending structure is of an L-shaped structure, an opening is formed in the transverse portion of the bending structure, barbs are arranged on the vertical portion of the bending structure and are matched with the bolt heads of the power-in bolts, and the power-in bolts are limited in the vertical direction.

Further, the transverse part of the bending structure is also provided with an L-shaped baffle, a vertical plate of the baffle is connected with the transverse part of the bending structure, and the transverse plate of the baffle is matched with the bolt head of the power-in bolt and used for limiting the power-in bolt in the vertical direction.

Further, be equipped with first limit structure on the horizontal portion of bending structure, the second installation department of working of plastics is equipped with second limit structure, and first limit structure cooperatees with second limit structure for with bending structure fix on the second installation department of working of plastics.

Further, the first limiting structure comprises a plurality of clamping plates arranged on the transverse portion of the bending structure, and the second limiting structure comprises a plurality of clamping grooves arranged on the second installation portion of the plastic piece.

Further, the clamping groove comprises a clamping groove which is opened upwards and a clamping groove which is opened downwards.

Further, the second installation portion of the plastic part is provided with a third limiting structure, and the third limiting structure is matched with an opening on the transverse portion of the bending structure and used for fixing the power-on bolt on the bending structure and the second installation portion.

Further, the third limiting structure is a stop block.

Further, the busbar includes first busbar, second busbar and third busbar, first busbar, second busbar and third busbar link to each other in proper order, first busbar, second busbar and third busbar are installed on the working of plastics, the tip of third busbar is provided with the structure of bending.

Further, the wall thickness of the side wall of the plastic part is the same.

Compared with the prior art, the utility model has the following beneficial effects:

(1) The plastic part and the busbar are used together to fix the power-in bolt, so that other structures inside the plastic part main body can be compactly arranged, the volume and the number of components of the electric box are reduced, the installation procedure is reduced, the power-in bolt can be flexibly disassembled and maintained, and the power-in bolt is more convenient to use.

(2) The barb and the baffle on the bending structure can limit the up-and-down movement of the electric feeding bolt, the stop block on the plastic piece can limit the left-and-right movement of the electric feeding bolt, and the clamping plate on the bending structure is matched with the clamping groove on the plastic piece, so that the bending structure is fixed, and the reliable fixation of the electric feeding bolt is ensured.

(3) The wall thickness of the side wall of the plastic part is the same, and the design of the same wall thickness is carried out on the plastic part main body, so that the weight can be reduced, and the cost can be reduced.

Drawings

FIG. 1 is an exploded schematic view of an electrical box, buss bar and power feed bolt connection;

FIG. 2 is a schematic illustration of a bending structure assembled with a feed bolt;

FIG. 3 is a schematic view of a second mounting portion on a plastic part;

FIG. 4 is a schematic view of the power feed bolt assembled to a plastic part with a buss bar;

FIG. 5 is a schematic view of the inside assembly of the electrical box and the power feeding bolt;

FIG. 6 is a schematic front view of the electrical box and the interior assembly of the power feed bolt;

FIG. 7 is an overall schematic diagram of an electrical box and power feed bolt assembly;

reference numerals: 1. the bus bar comprises a plastic part, a bus bar, a power-on bolt, a bending structure and a bending structure, wherein the plastic part is 2;

1-1 parts of first clamping grooves, 1-2 parts of second clamping grooves, 1-3 parts of third clamping grooves, 1-4 parts of stop blocks;

2-1, a first bus bar, 2-2, a second bus bar, 2-3 and a third bus bar;

4-1 parts of openings, 4-2 parts of barbs, 4-3 parts of baffles, 4-4 parts of first clamping plates, 4-5 parts of second clamping plates, 4-6 parts of third clamping plates.

Detailed Description

The utility model will now be described in detail with reference to the drawings and specific examples. The present embodiment is implemented on the premise of the technical scheme of the present utility model, and a detailed implementation manner and a specific operation process are given, but the protection scope of the present utility model is not limited to the following examples.

In the drawings, like structural elements are referred to by like reference numerals and components having similar structure or function are referred to by like reference numerals. The dimensions and thickness of each component shown in the drawings are arbitrarily shown, and the present utility model is not limited to the dimensions and thickness of each component. Some of the elements in the drawings are exaggerated where appropriate for clarity of illustration.

In the description of the embodiments of the present application, it should be understood that the terms "center," "upper," "lower," "left," "right," "vertical," "horizontal," "inner," "outer," and the like indicate orientations or positional relationships based on those shown in the drawings, or those conventionally put in place when the product of the application is used, or those conventionally understood by those skilled in the art, merely for convenience of description and simplicity of description, and do not indicate or imply that the device or element being referred to must have a specific orientation, be configured and operated in a specific orientation, and therefore should not be construed as limiting the application.

Furthermore, the terms "first," "second," "third," and the like are used merely to distinguish between descriptions and should not be construed as indicating or implying relative importance.

In the description of the embodiments of the present application, it should also be noted that, unless explicitly specified and limited otherwise, the terms "disposed," "mounted," "connected," and "connected" are to be construed broadly, and may be, for example, fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; can be directly connected or indirectly connected through an intermediate medium, and can be communication between two elements. The specific meaning of the terms in this application will be understood by those of ordinary skill in the art in a specific context.

Example 1:

the connecting and fixing structure of the power feeding bolt 3 of the low-voltage hard-wire electrical box comprises a plastic part 1 of the low-voltage hard-wire electrical box, a busbar 2 and the power feeding bolt 3 as shown in figures 1 to 7; the tip of busbar 2 sets up bending structure 4, has offered the opening that the adaptation was advanced electric bolt 3 on the bending structure 4, is equipped with the first installation department with busbar 2 adaptation on the working of plastics 1, is equipped with the second installation department with bending structure 4 and advance electric bolt 3 adaptation on the working of plastics 1, advances electric bolt 3 and assembles on the working of plastics 1 along with busbar 2 after assembling the bending structure 4 of busbar 2.

In conventional design, busbar 2 and advance electric bolt 3 install respectively on the working of plastics 1 of electrical apparatus box, in this application, set up bending structure 4 on busbar 2, working of plastics main part 1 is compared inside assembled parts and is carried out local fixed spacing design and mistake proofing design, make things convenient for inside busbar 2, advance electric bolt 3's installation, advance electric bolt 3 and install in working of plastics main part 1 together with busbar 2 to act together with limit structure in the working of plastics main part 1 and make advance electric bolt 3 fix in the inside. Compared with the prior art, the application has the following advantages:

1. the volume is small, the number of sub-components is small: so that other structures inside the plastic part main body 1 can be more compactly arranged;

2. and (3) structural innovation: the plastic part 1 and the busbar 2 act together, which facilitates the installation of the electric feed bolt 3 and ensures reliable fixation.

In this embodiment, the wall thickness of the side wall of the plastic part 1 is the same, and the plastic part body 1 is designed with the same wall thickness, so as to reduce the weight and the cost.

Specifically, the busbar 2 includes a first busbar 2-1, a second busbar 2-2 and a third busbar 2-3, the first busbar 2-1, the second busbar 2-2 and the third busbar 2-3 are sequentially connected, the first busbar 2-1, the second busbar 2-2 and the third busbar 2-3 are mounted on the plastic piece 1, and the end part of the third busbar 2-3 is provided with a bending structure 4. The first, second and third bus bars 2-1, 2-2 and 2-3 are connected together by a riveting process. Be equipped with on the working of plastics 1 with the first installation department of busbar 2 adaptation, if can set up the buckle on busbar 2, set up corresponding recess on working of plastics 1, perhaps use other common connected mode to link to each other busbar 2 and working of plastics 1, it can be understood that the person skilled in the art is not repeated here.

In this embodiment, the electric feeding bolt 3 is a square head bolt of M6, the bending structure 4 is an L-shaped structure, an opening 4-1 is provided on a transverse portion of the bending structure 4, the size of the opening 4-1 is adapted to a stud of the electric feeding bolt 3, a barb 4-2 is provided on a vertical portion of the bending structure 4, and the barb 4-2 is matched with a bolt head of the electric feeding bolt 3 for limiting the electric feeding bolt 3 in a vertical direction. During assembly, the stud of the power feeding bolt 3 is clamped into the opening 4-1 on the transverse part of the bending structure 4, and the bolt head of the power feeding bolt 3 is blocked by the barb 4-2 on the vertical part of the bending structure 4, so that the vertical movement of the power feeding bolt 3 is limited.

An L-shaped baffle plate 4-3 is further arranged on the transverse part of the bending structure 4, a vertical plate of the baffle plate 4-3 is connected with the transverse part of the bending structure 4, and the transverse plate of the baffle plate 4-3 is matched with the bolt head of the power-in bolt 3 and used for limiting the power-in bolt 3 in the vertical direction; the baffle 4-3 also plays a limiting role, and the power-in bolt 3 moves up and down.

The transverse part of the bending structure 4 is provided with a first limiting structure, the second installation part of the plastic part 1 is provided with a second limiting structure, and the first limiting structure is matched with the second limiting structure and used for fixing the bending structure 4 on the second installation part of the plastic part 1. Wherein, first limit structure includes a plurality of cardboard that set up on the horizontal portion of bending structure 4, and second limit structure includes a plurality of draw-in grooves that set up on the second installation department of working of plastics 1, and the draw-in groove includes upward open-ended draw-in groove and downward open-ended draw-in groove to can restrict the removal of bending structure 4.

In this embodiment, the first limiting structure includes three clamping plates, wherein two clamping plates are denoted as a first clamping plate 4-4 and a second clamping plate 4-5, which are respectively located at two sides of the transverse portion of the bending structure 4, the first clamping plate 4-4 and the second clamping plate 4-5 are respectively matched with a clamping groove with a downward opening, namely a first clamping groove 1-1 and a second clamping groove 1-2 of the second installation portion, the other clamping plate is denoted as a third clamping plate 4-6, the third clamping plate 4-6 is matched with a clamping groove with an upward opening, namely a third clamping groove 1-3 of the second installation portion, and the third clamping plate 4-6 and the baffle 4-3 are respectively arranged at two sides of the transverse portion of the bending structure 4. Utilize first limit structure and second limit structure, can fix bending structure 4 on the second installation department, upwards open-ended and downwardly open's draw-in groove makes bending structure 4 unable rock from top to bottom, and the cardboard stretches into in the draw-in groove moreover, has fixed bending structure 4, has also avoided bending structure 4's the side-to-side removal.

Meanwhile, a third limiting structure is arranged at the second installation part of the plastic part 1 and is matched with an opening 4-1 on the transverse part of the bending structure 4, and the third limiting structure is used for fixing the power-on bolt 3 on the bending structure 4 and the second installation part. In this embodiment, the third limit structure is the dog 1-4, when the electricity feeding bolt 3 is installed to the plastic part 1 along with the busbar 2, the barb 4-2 and the baffle 4-3 limit the electricity feeding bolt 3 in the up-down direction, the first limit structure and the second limit structure fix and limit the bending structure 4, the third limit structure is the dog 1-4, and the opening 4-1 on the transverse part of the bending structure 4 is arranged, so that the left-right shaking of the electricity feeding bolt 3 is prevented, and the fixing of the electricity feeding bolt 3 is finally realized.

The foregoing describes in detail preferred embodiments of the present utility model. It should be understood that numerous modifications and variations can be made in accordance with the concepts of the utility model by one of ordinary skill in the art without undue burden. Therefore, all technical solutions which can be obtained by logic analysis, reasoning or limited experiments based on the prior art by the person skilled in the art according to the inventive concept shall be within the scope of protection defined by the claims.

Claims

1. The connecting and fixing structure of the power-on bolt of the low-voltage hard-wire electrical box is characterized by comprising a plastic part of the low-voltage hard-wire electrical box, a busbar and the power-on bolt;

2. The connection fixing structure of the power-on bolt of the low-voltage hard wire electrical box according to claim 1, wherein the bending structure is of an L-shaped structure, an opening is formed in the transverse portion of the bending structure, barbs are arranged on the vertical portion of the bending structure, and the barbs are matched with the bolt head of the power-on bolt and used for limiting the power-on bolt in the vertical direction.

3. The connection fixing structure of the power-in bolt of the low-voltage hard wire electrical box according to claim 2, wherein an L-shaped baffle is further arranged on the transverse portion of the bending structure, a vertical plate of the baffle is connected with the transverse portion of the bending structure, and the transverse plate of the baffle is matched with the bolt head of the power-in bolt and used for limiting the power-in bolt in the vertical direction.

4. The connection fixing structure of the power-on bolt of the low-voltage hard wire electrical box according to claim 2, wherein a first limiting structure is arranged on a transverse portion of the bending structure, a second limiting structure is arranged on a second installation portion of the plastic piece, and the first limiting structure is matched with the second limiting structure and used for fixing the bending structure on the second installation portion of the plastic piece.

5. The connection fixing structure of a power-in bolt of a low-voltage hard wire electrical box according to claim 4, wherein the first limiting structure comprises a plurality of clamping plates arranged on a transverse portion of the bending structure, and the second limiting structure comprises a plurality of clamping grooves arranged on a second installation portion of the plastic part.

6. The connection fixing structure of a power feeding bolt of a low-voltage hard wire electrical box according to claim 5, wherein the clamping groove comprises an upward-opening clamping groove and a downward-opening clamping groove.

7. The connection fixing structure of the power feeding bolt of the low-voltage hard wire electrical box according to claim 2, wherein the second installation portion of the plastic part is provided with a third limiting structure, and the third limiting structure is matched with an opening on the transverse portion of the bending structure and used for fixing the power feeding bolt on the bending structure and the second installation portion.

8. The connection fixing structure of the power-on bolt of the low-voltage hard wire electrical box of claim 7, wherein the third limiting structure is a stop block.

9. The connection fixing structure of a power feeding bolt of a low-voltage hard wire electrical box according to claim 1, wherein the bus bars comprise a first bus bar, a second bus bar and a third bus bar, the first bus bar, the second bus bar and the third bus bar are sequentially connected, the first bus bar, the second bus bar and the third bus bar are mounted on a plastic piece, and a bending structure is arranged at the end part of the third bus bar.

10. The connection fixing structure of the power-on bolt of the low-voltage hard wire electrical box according to claim 9, wherein the wall thickness of the side wall of the plastic piece is the same.