CN210491307U

CN210491307U - Wear-resisting circuit board of automobile safety belt

Info

Publication number: CN210491307U
Application number: CN201921275606.0U
Authority: CN
Inventors: 计志峰
Original assignee: Jiaxing Century Electronics Co ltd
Current assignee: Jiaxing Century Electronics Co ltd
Priority date: 2019-08-07
Filing date: 2019-08-07
Publication date: 2020-05-08
Anticipated expiration: 2029-08-07

Abstract

The utility model belongs to the technical field of the safety belt accessory, especially, relate to a car blet wear-resisting circuit board. It has solved prior art assembly and has taken place technical problem such as displacement easily. This wear-resisting circuit board of car blet includes the bar plate body, be equipped with a plurality of nail holes of crossing in the upper end of bar plate body, be connected with outside bellied location protruding portion of colluding in lower extreme one side of bar plate body, side edge medial connection has last protruding portion of colluding in the upper end of bar plate body, the periphery that goes up protruding portion of colluding has arc convex surface and arc concave surface, the side is connected on the one end of arc convex surface and the upper end of bar plate body, the other end of arc convex surface and the one end of arc concave surface are connected, the other end of arc concave surface and the side connection on the upper. The utility model has the advantages that: the assembly efficiency is improved.

Description

Wear-resisting circuit board of automobile safety belt

Technical Field

The utility model belongs to the technical field of the safety belt accessory, especially, relate to a car blet wear-resisting circuit board.

Background

The automobile safety belt plays a safety protection role.

After the safety belt is not worn, the automobile system can prompt the prompt that the safety belt is not worn, and the prompt generally adopts an automobile safety belt circuit board to realize signal feedback.

The existing automobile safety belt circuit board is generally installed inside a movable plug and locked by screws, and when the circuit board is assembled with the plug in advance, the circuit board is easy to displace, so that certain trouble is brought to alignment of subsequent screws.

SUMMERY OF THE UTILITY MODEL

The utility model aims at the above-mentioned problem, a wear-resisting circuit board of car blet that designs more rationally is provided.

In order to achieve the above purpose, the utility model adopts the following technical proposal: this wear-resisting circuit board of car blet includes the bar plate body, be equipped with a plurality of nail holes of crossing in the upper end of bar plate body, be connected with outside bellied location protruding portion of colluding in lower extreme one side of bar plate body, side edge medial connection has last protruding portion of colluding in the upper end of bar plate body, the periphery that goes up protruding portion of colluding has arc convex surface and arc concave surface, the side is connected on the one end of arc convex surface and the upper end of bar plate body, the other end of arc convex surface and the one end of arc concave surface are connected, the other end of arc concave surface and the side connection on the upper.

In the wear-resisting circuit board of the automobile safety belt, one side, far away from the positioning convex hook part, of the lower side edge of the lower end of the strip-shaped plate body is connected with the lower convex insertion part.

In foretell car blet wear-resisting circuit board, the bar plate body include the substrate layer, be equipped with the circuit layer in the one side of substrate layer, be equipped with the nickel coating on the one side of keeping away from the substrate layer on the circuit layer.

In foretell car blet wear-resisting circuit board, the nickel plating layer one side of keeping away from the circuit layer be equipped with a plurality of interval distribution's gold plating layer, the width of gold plating layer is less than the width of nickel plating layer and the gold plating layer is located the intermediate position of nickel plating layer width direction to and set up the one side that is equipped with the gold plating layer at the nickel plating layer and be located the printing ink layer of gold plating layer both sides.

In the wear-resistant circuit board for the automobile safety belt, the base material layer is any one of a glass fiber cloth substrate, a synthetic fiber cloth substrate, a non-woven fabric substrate and a composite substrate.

In the wear-resistant circuit board for the automobile safety belt, the strip-shaped board body is T-shaped.

Compared with the prior art, this car blet wear-resisting circuit board's advantage lies in:

the displacement phenomenon can be avoided in the preassembly process, the assembling efficiency is improved, and the service life is further prolonged.

Drawings

Fig. 1 is the utility model provides a car blet wear-resisting circuit board structure sketch map.

Fig. 2 is the utility model provides a car blet wear-resisting circuit board cross-sectional structure sketch map.

In the figure, a strip-shaped plate body 1, a base material layer 1a, a circuit layer 1b, a nickel plating layer 1c, a gold plating layer 1d, a nail passing hole 10, a positioning convex hook part 2, an upper convex hook part 3, an arc convex surface 31, an arc concave surface 32 and a lower convex insertion part 4.

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, this car blet wear-resisting circuit board includes strip plate body 1, and strip plate body 1 in this application is T shape.

The width of the lower end of the strip-shaped plate body 1 is smaller than that of the upper end thereof.

As shown in figure 2 of the drawings, in which,

further, the strip plate body 1 in this application includes the substrate layer 1a, and the substrate layer 1a is any one of glass fiber cloth base plate, synthetic fiber cloth base plate, non-woven fabric base plate and composite substrate.

The base material layer 1a is a commercially available material.

A circuit layer 1b is provided on one surface of the base material layer 1a, and a nickel plating layer 1c is provided on the surface of the circuit layer 1b remote from the base material layer 1 a.

One side of the nickel-plating layer 1c, which is far away from the circuit layer 1b, is provided with a plurality of gold-plating layers 1d which are distributed at intervals, the width of each gold-plating layer 1d is smaller than that of the nickel-plating layer 1c, and the gold-plating layers 1d are positioned in the middle of the width direction of the nickel-plating layer 1c, and the ink layers 1e are arranged on one side of the nickel-plating layer 1c, which is provided with the gold-plating layers 1d, and positioned on two sides of the gold.

The nickel plating layer 1c and the gold plating layer 1d can improve the wear resistance of the circuit board.

The thickness of the nickel plating layer 1c is larger than that of the gold plating layer 1 d.

And the design of printing ink layer 1e it can avoid the tilting phenomenon that the exposure of both sides leads to and can further improve the structural strength of circuit board.

As shown in figure 1 of the drawings, in which,

the upper end of the strip-shaped plate body 1 is provided with a plurality of nail passing holes 10, and the nail passing holes 10 are designed at the end of the strip-shaped plate body 1 with larger width.

The convex hook part 2 of outside bellied location is connected with in lower extreme one side of bar plate body 1, and the convex hook part 2 of location of side direction, it can with the inside side direction slot cooperation of plug, can prevent the displacement of bar plate body 1 lower extreme.

Have last side edge medial connection in the upper end of strip plate body 1 to go up the convex hook portion 3, the periphery that goes up convex hook portion 3 has arc convex surface 31 and arc concave surface 32, and the side edge connection is gone up to the one end of arc convex surface 31 and the upper end of strip plate body 1, and the other end of arc convex surface 31 and the one end of arc concave surface 32 are connected, and the side edge connection is gone up to the other end of arc concave surface 32 and the upper end of strip plate body 1.

Similarly, the curved concave surface 32 is designed to match the convex limiting surface inside the plug, so that the two are in contact with each other.

The upper end and the lower end are limited and fixed, the phenomenon of circuit board displacement in the process of pre-assembling the circuit board can be prevented, and the structural design can greatly improve the assembly efficiency of the circuit board.

And a lower convex inserting part 4 is connected to one side of the lower side edge of the lower end of the strip-shaped plate body 1, which is far away from the positioning convex hook part 2. The lower convex insertion part 4 plays a role of insertion guiding, so that the insertion smoothness is improved conveniently.

The lower extreme of plug has a jack, and there is a lateral hole the bottom of jack, and simultaneously, there is an arc inner bulge in the upper end drill way of jack, and set up the arc convex surface on the bulge in the arc, whole jack is the platykurtic jack, the width of jack is greater than the width of bar plate body 1 simultaneously, its regulation of the position of being convenient for, when actual equipment, insert bar plate body 1 in the jack, insert the back in place, arc concave surface and the arc picture at this moment match, under the external force effect of contact again, force the protruding portion of colluding of location 2 to insert to the lateral hole of jack bottom, at last through screw locking bar plate body 1, accomplish the equipment promptly.

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.

Claims

1. Wear-resisting circuit board of car blet, including strip plate body (1), be equipped with a plurality of nail holes (10) of crossing in the upper end of strip plate body (1), a serial communication port, be connected with outside bellied protruding portion of colluding (2) in the lower extreme one side of strip plate body (1), side edge medial connection has last protruding portion of colluding (3) in the upper end of strip plate body (1), the periphery that goes up protruding portion of colluding (3) has arc convex surface (31) and arc concave surface (32), the one end of arc convex surface (31) and the upper end side of strip plate body (1) are connected, the other end of arc convex surface (31) and the one end of arc concave surface (32) are connected, the other end of arc concave surface (32) and the upper end side of strip plate body (1).

2. The wear-resistant circuit board for the automobile safety belt according to claim 1, characterized in that a lower insertion part (4) is connected to one side of the lower side edge of the lower end of the strip-shaped board body (1) far away from the positioning convex hook part (2).

3. The automotive safety belt wear-resistant circuit board of claim 1, wherein the strip-shaped board body (1) comprises a substrate layer (1a), a circuit layer (1b) is arranged on one surface of the substrate layer (1a), and a nickel-plated layer (1c) is arranged on one surface, far away from the substrate layer (1a), of the circuit layer (1 b).

4. The automobile safety belt wear-resistant circuit board according to claim 3, wherein a plurality of gold-plated layers (1d) are arranged at intervals on one surface of the nickel-plated layer (1c) far away from the circuit layer (1b), the width of each gold-plated layer (1d) is smaller than that of the nickel-plated layer (1c), the gold-plated layers (1d) are located in the middle of the width direction of the nickel-plated layer (1c), and the ink layers (1e) are arranged on one surface of the nickel-plated layer (1c) provided with the gold-plated layers (1d) and located on two sides of the gold-plated layers (1 d).

5. The abrasion-resistant wiring board for the automobile seat belt according to claim 3, wherein the substrate layer (1a) is any one of a glass fabric substrate, a synthetic fiber fabric substrate, a non-woven fabric substrate and a composite substrate.

6. The wear-resistant circuit board for the automobile safety belt according to claim 1, characterized in that the strip-shaped board body (1) is T-shaped.