CN219458058U

CN219458058U - Grounding piece and car

Info

Publication number: CN219458058U
Application number: CN202320234332.0U
Authority: CN
Inventors: 黄滴; 晁利明; 朱新爱; 方培喜
Original assignee: Shanghai Laimu Electronic Co Ltd
Current assignee: Shanghai Laimu Electronic Co Ltd
Priority date: 2023-02-16
Filing date: 2023-02-16
Publication date: 2023-08-01
Anticipated expiration: 2033-02-16

Abstract

The utility model relates to a grounding sheet and an automobile, wherein the grounding sheet comprises a nut (1), a substrate piece (2), a first restraint piece (3) and a second restraint piece (4) which are sequentially connected, the nut (1) is fixed on the substrate piece (2), and a wire harness is accommodated in a region surrounded by the first restraint piece (3) and the second restraint piece (4); the first restraint (3) and the second restraint (4) are U-shaped; grooves (31) are formed in the two walls and the inner side of the arc bottom of the first constraint piece (3), the second constraint piece (4) comprises a first limit end (41) and a second limit end (42), and the first limit end (41) and the second limit end (42) are in a mutually staggered dovetail shape; the automobile comprises the grounding piece, the grounding stud and the automobile body, wherein the grounding piece is arranged on the grounding stud of the automobile body and is used for accommodating an automobile wire harness to be connected with the automobile body. Compared with the prior art, the nut is integrated on the grounding piece, so that convenience is provided for assembly.

Description

Grounding piece and car

Technical Field

The utility model belongs to the technical field of automobiles, and relates to a grounding plate and an automobile.

Background

At present, the grounding piece is arranged in the anti-torsion leg bracket, and a nut is required to be matched for installing the anti-torsion leg bracket on a grounding stud of a vehicle body in a general assembly factory, so that the general assembly time is influenced.

Patent CN208240918U discloses a grounding terminal comprising a bundling body and a connecting piece; the bundling body comprises a first protective piece and a second protective piece of the supporting piece, the first protective piece and the second protective piece are arranged on the supporting piece, the first protective piece, the second protective piece and the supporting piece enclose a wire harness gathering groove, and a large number of automobile wire harnesses are placed in the wire harness gathering groove, so that the automobile wire harnesses can be gathered; the connecting piece is connected with the supporting piece, and is provided with a mounting hole, and is sleeved on the automobile cylinder through the mounting hole, so that the connection between the automobile wire harness and the automobile is realized; the connecting piece is the electric conductor, and the connecting piece is connected with car pencil wire for a large amount of car pencil is convenient for be connected with car panel beating automobile body through this earth terminal, thereby makes the car pencil reach the ground connection effect. However, the crimping area of this patent is too long and tends to produce a relatively large pressure drop.

Patent CN209993741U discloses a novel grounding plate, which comprises a connecting buckle and a wire pressing pin, wherein the connecting buckle is used for being connected with a binding post and is in a shape of a reversed groove, and a central hole is formed in the center of the connecting buckle; the wire pressing feet are connected and fixed at the bottom ends of the connecting buckles through the connecting plates and used for fixing the circuit. However, the use condition of the patent is limited, the level difference exists between the plane where the wire harness is located and the installation surface, the wire harness is suitable for a certain specific environment, and the universality is not strong.

Patent CN207765634U discloses a bonding wire terminal and car, this bonding wire terminal include the earth lug and with earth lug integrated into one piece's crimping portion, set up a fixed orifices on the earth lug, the fixed orifices is used for with bonding wire terminal is fixed in on the automobile body, the earth lug is used for contacting a side vertical connection at least limiting plate of automobile body, the limiting plate be used for peg graft in the limiting hole on the automobile body, crimping portion with an tip fixed connection of earth lug, set up a bundle wire casing on the crimping portion to hold the bonding wire. But this patent is applicable to the installation face and the scene that pencil branch trend is 90, and in ground connection car pencil ground connection application scenario, this condition is less.

Disclosure of Invention

The utility model aims to overcome at least one defect of the prior art and provide a grounding plate and an automobile.

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

according to the technical scheme, the grounding piece comprises a nut, a base plate piece, a first restraint piece and a second restraint piece which are connected in sequence, wherein the nut is fixed on the base plate piece, and a wire harness is accommodated in an area surrounded by the first restraint piece and the second restraint piece.

Further, the first restraint and the second restraint are U-shaped.

Further, the grooves are formed in the two walls and the inner side of the arc bottom of the first constraint piece, the first constraint piece is used for stably preventing falling, the crimping contact area of the grounding piece and the wire harness is increased, the pressure drop is reduced, the second constraint piece comprises a first limiting end and a second limiting end, the first limiting end and the second limiting end are in a mutually staggered dovetail shape, and the wire harness in the adaptive wire harness section can be completely wrapped and cannot fall.

Further, the spacing between the ends of the first restraint is 5-15mm, and the spacing between the ends of the second restraint is 8-18mm.

Further, one end of the base plate piece connected with the first constraint piece is rectangular, and the first connection surface of the first constraint piece and the base plate piece and the second connection surface of the second constraint piece and the first constraint piece are cambered surfaces, so that the base plate piece is convenient to mold.

Further, one end of the base plate fixing nut is circular and is in arc transition with the other end, a connecting hole is formed in the center of the base plate, and the inner diameter of the connecting hole is matched with the threaded hole of the nut.

Further, the nut adopts an M6 or M8 hexagonal nut.

Furthermore, the thicknesses of the base plate, the first restraint piece and the second restraint piece are consistent to 1-3mm, and the molding is convenient.

Further, the adaptive line diameter of the grounding plate is 1.0-2.5mm ² 。

According to one technical scheme, the automobile comprises the grounding piece, the grounding stud and an automobile body, wherein the grounding piece can be mounted on any grounding stud of the automobile body according to conditions, and an automobile wire harness is accommodated to be connected with the negative electrode of the automobile body.

The nut is integrated on the grounding piece, and a final assembly factory does not need to be provided with a nut separately for final assembly.

Compared with the prior art, the utility model has the following advantages:

(1) According to the utility model, the nut of the assembly is arranged on the grounding piece, so that the time of the assembly is saved;

(2) The nut and the terminal are integrated, so that the risk of falling off of the nut is reduced.

Drawings

FIG. 1 is a front view of a grounding plate according to an embodiment of the present utility model;

FIG. 2 is a top view of a grounding plate according to an embodiment of the present utility model;

fig. 3 is a left side view of a grounding plate according to an embodiment of the present utility model.

The figure indicates:

1-nut, 2-base piece, 21-connecting hole, 3-first restraint piece, 31-slot, 32-first connection face, 4-second restraint piece, 41-first limit end, 42-second limit end, 43-second connection face.

Detailed Description

The present utility model will be described in detail with reference to 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 description of the present utility model, it should be noted that the directions or positional relationships indicated by the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer", etc. are based on the directions or positional relationships shown in the drawings, are merely for convenience of describing the present utility model and simplifying the description, and do not indicate or imply that the devices or elements referred to must have a specific orientation, be configured and operated in a specific orientation, and thus should not be construed as limiting the present utility model. Furthermore, the terms "first," "second," and "third" are used for descriptive purposes only and are not to be construed as indicating or implying positive importance.

In the description of the present utility model, it should be noted that, unless explicitly specified and limited otherwise, the terms "mounted," "connected," and "connected" are to be construed broadly, and may be either fixedly connected, detachably connected, or integrally connected, for example; 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 above terms in the present utility model will be understood in specific cases by those of ordinary skill in the art.

Examples:

the grounding piece comprises a nut 1, a base plate piece 2, a first restraint piece 3 and a second restraint piece 4 which are sequentially connected, wherein the nut 1 is fixed on the base plate piece 2, and a wire harness is accommodated in an area surrounded by the first restraint piece 3 and the second restraint piece 4. The first restraint part 3 is U-shaped, grooves 31 are formed in the two walls and the inner side of the arc bottom, so that the first restraint part has the functions of stably preventing falling off, and the second restraint part increases the crimping contact area of the grounding piece and the wire harness and reduces the pressure drop. The second restraint member 4 is in a U-shape, and includes a first limit end 41 and a second limit end 42 which are mutually staggered and dovetailed, so as to ensure that the wire harness between the adaptive wire diameter sections can be completely wrapped and cannot fall off. One end shape of the base plate member 2 connected with the first restraint piece 3 is rectangular, the first connection surface 32 of the first restraint piece 3 and the base plate member 2 and the second connection surface 43 of the second restraint piece 4 and the first restraint piece 3 are cambered surfaces, and the thicknesses of the base plate member 2, the first restraint piece 3 and the second restraint piece 4 are consistent, so that the base plate member is convenient to mold. One end of the base plate member 2 fixing nut 1 is circular in shape and is in arc transition with the other end, a connecting hole 21 is formed in the center, and the inner diameter is matched with a threaded hole of the nut 1. The ends of the first restraint 3 and the second restraint 4 are narrowed, thereby saving materials.

The nut 1 is an M6 hexagonal nut, the inner diameter is 4.25mm, and the diagonal dimension is 15.4mm. The base member 2 had a thickness of 1.5mm. The spacing between the ends of the first restraint members 3 is 10mm, and the spacing between the ends of the second restraint members 4 is 13mm. Grounding plate adaptive line diameter is 1.8 plus or minus 0.3mm ² 。

An automobile comprises a grounding plate, a grounding stud and an automobile body, wherein the grounding plate can be installed on any grounding stud of the automobile body according to the situation, and the grounding plate is used for accommodating an automobile wire harness to be connected with an anode of the automobile body.

The previous description of the embodiments is provided to facilitate a person of ordinary skill in the art in order to make and use the present utility model. It will be apparent to those skilled in the art that various modifications can be readily made to these embodiments and the generic principles described herein may be applied to other embodiments without the use of the inventive faculty. Therefore, the present utility model is not limited to the above-described embodiments, and those skilled in the art, based on the present disclosure, should make improvements and modifications without departing from the scope of the present utility model.

Claims

1. The grounding piece is characterized by comprising a nut (1), a substrate piece (2), a first constraint piece (3) and a second constraint piece (4) which are connected in sequence, wherein the nut (1) is fixed on the substrate piece (2), and a wire harness is contained in a region surrounded by the first constraint piece (3) and the second constraint piece (4).

2. A grounding strap according to claim 1, characterized in that the first (3) and second (4) restraints are U-shaped.

3. The grounding plate according to claim 2, wherein grooves (31) are formed in two walls and the inner side of the arc bottom of the first constraint piece (3), the second constraint piece (4) comprises a first limit end (41) and a second limit end (42), and the first limit end (41) and the second limit end (42) are in a mutually staggered dovetail shape.

4. A grounding strap according to claim 2, characterized in that the first restraining member (3) has a tip spacing of 5-15mm and the second restraining member (4) has a tip spacing of 8-18mm.

5. A grounding plate according to claim 2, wherein one end of the substrate member (2) connected with the first constraint member (3) is rectangular, and the first connection surface (32) of the first constraint member (3) and the substrate member (2) and the second connection surface (43) of the second constraint member (4) and the first constraint member (3) are cambered surfaces.

6. The grounding plate according to claim 5, wherein one end of the base plate (2) fixing nut (1) is circular and is in arc transition with the other end, a connecting hole (21) is formed in the center of the base plate (2), and the inner diameter of the connecting hole (21) is matched with the threaded hole of the nut (1).

7. A grounding strap according to claim 1, characterized in that the nut (1) is an M6 or M8 hexagonal nut.

8. A grounding strap according to claim 1, characterized in that the thickness of the base plate member (2), the first restraining member (3) and the second restraining member (4) is uniform between 1 and 3mm.

9. The grounding plate as claimed in claim 1, wherein the grounding plate has an adaptive line diameter of 1.0-2.5mm ² 。

10. An automobile comprising a grounding plate as claimed in any one of claims 1 to 9, a grounding stud and an automobile body, wherein the grounding plate is mounted on the automobile body grounding stud and accommodates an automobile wire harness for connection to the automobile body.