CN214957247U - Soft copper bar connecting piece and fuse - Google Patents

Abstract

The utility model belongs to the technical field of copper bar connecting pieces, a soft copper bar connecting piece and fuse are disclosed, the soft copper bar connecting piece comprises an intermediate body, a first bending part and a second bending part, the first bending part is positioned at one end of the intermediate body, the first bending part is sequentially bent along the direction away from the intermediate body along the second direction, the third direction and the first direction, the second bending part is positioned at the other end of the intermediate body, the second bending part is sequentially bent along the direction away from the intermediate body along the third direction, the fourth direction, the third direction and the fourth direction, and the second direction is deviated from the fourth direction; the fuse comprises the soft copper bar connecting piece. On one hand, the first bending part and the second bending part are bent for multiple times, so that the structure is compact; on the other hand, the first bending portion is bent along the second direction, the second bending portion is bent along the fourth direction, the bending directions are opposite, structural strength is improved, and the fuse is stable in structure.

Description

Soft copper bar connecting piece and fuse

Technical Field

The utility model relates to a copper bar connecting piece technical field especially relates to a soft copper bar connecting piece and fuse.

Background

Along with the electric motor car moves towards the market gradually, new forms of energy power battery loading volume also increases fast thereupon, and wherein the power battery of higher energy density, higher electric quantity receives the favor of whole car end more easily, and this often means that the module of power battery package inside arranges densely, and the space of high-low pressure circuit is narrower and smaller. The high-voltage circuit in the prior art mainly has two kinds of connected modes of hard copper bar and soft copper bar, and the toughness of hard copper bar is poor, shakes easily and splits, and soft copper bar exists the poor problem of easy deformation of structural strength.

Based on the above situation, it is desired to design a soft copper bar connector and a fuse to solve the above problems.

SUMMERY OF THE UTILITY MODEL

The utility model discloses an aim at: the soft copper bar connecting piece is compact in structure, high in structural strength and not prone to deformation.

The utility model discloses another aim at: the fuse comprises the soft copper bar connecting piece and is stable in structure.

To achieve the purpose, the utility model adopts the following technical proposal:

in one aspect, a soft copper bar connection is disclosed, comprising:

an intermediate;

the first bending part is positioned at one end of the intermediate body, and the first bending part is sequentially bent along a second direction, a third direction and a first direction along a direction far away from the intermediate body;

the second bending part is located at the other end of the middle body, the second bending part is sequentially bent along a third direction, a fourth direction, a third direction and a fourth direction along a direction far away from the middle body, and the second direction deviates from the fourth direction.

Preferably, a nickel sheet is attached to end portions of the first and second bent portions.

Preferably, the thickness of the nickel sheet is 0.1 mm.

As a preferred scheme, the intermediate body is sleeved with a wear-resistant insulating sleeve.

Preferably, the length of the overlapping part of the wear-resistant insulating sleeve and the nickel sheet is more than 1 mm.

Preferably, the material of the wear-resistant insulating sleeve is PVC (Polyvinyl chloride).

Preferably, the thickness of the wear-resistant insulating sleeve is greater than or equal to 1 mm.

Preferably, the first bending portion and the second bending portion have connection holes at ends thereof.

On the other hand, still disclose a fuse, including fusing module and above-mentioned soft copper bar connecting piece, one of first bending and the second bending is in the same place the fusing module electricity and is connected, and the other is in the same place the electrical equipment electricity of external connection.

The utility model has the advantages that: the first bending part of the soft copper bar connecting piece is sequentially bent along a direction far away from an intermediate body along a second direction, a third direction and a first direction, the second bending part is sequentially bent along a third direction, a fourth direction, a third direction and a fourth direction along the direction far away from the intermediate body, the second direction is deviated from the fourth direction, the first bending part and the second bending part are bent for multiple times, the structure is compact, the bending directions of the first bending part and the second bending part are opposite, the force application directions of the first bending part and the second bending part to the intermediate body are opposite, and the structural strength of the soft copper bar connecting piece is improved; further, the fuse comprises the soft copper bar connecting piece, and the structure is stable.

Drawings

The present invention will be described in further detail with reference to the accompanying drawings and examples.

FIG. 1 is a schematic view of a soft copper bar connector at a first viewing angle;

FIG. 2 is a side view of a soft copper bar connection;

fig. 3 is a schematic structural view (with a wear-resistant insulating sleeve cut away) of a soft copper bar connector from a second view.

In fig. 1 to 3:

1. an intermediate;

2. a first bending portion; 21. connecting holes;

3. a second bending portion;

4. a nickel sheet;

5. wear-resisting insulating sleeve.

Detailed Description

In order to make the technical problems, technical solutions and technical effects achieved by the present invention more clear, the embodiments of the present invention will be described in further detail with reference to the accompanying drawings, and obviously, the described embodiments are only some embodiments, not all embodiments of the present invention. Based on the embodiments in the present invention, all other embodiments obtained by those skilled in the art without creative efforts belong to the protection scope of the present invention.

In the description of the present invention, unless expressly stated or limited otherwise, the terms "connected," "connected," and "fixed" are to be construed broadly, e.g., as meaning permanently connected, detachably connected, or integral to one another; can be mechanically or electrically connected; either directly or indirectly through intervening media, either internally or in any other relationship. The specific meaning of the above terms in the present invention can be understood in specific cases to those skilled in the art.

In the present disclosure, unless expressly stated or limited otherwise, the first feature "on" or "under" the second feature may comprise direct contact between the first and second features, or may comprise contact between the first and second features not directly. Also, the first feature being "on," "above" and "over" the second feature includes the first feature being directly on and obliquely above the second feature, or merely indicating that the first feature is at a higher level than the second feature. A first feature being "under," "below," and "beneath" a second feature includes the first feature being directly under and obliquely below the second feature, or simply meaning that the first feature is at a lesser elevation than the second feature.

The technical solution of the present invention is further explained by the following embodiments with reference to the accompanying drawings.

As shown in fig. 1, the present embodiment provides a soft copper bar connecting piece, which includes a middle body 1, a first bending portion 2, and a second bending portion 3, where the middle body 1, the first bending portion 2, and the second bending portion 3 are integrally formed, the first bending portion 2 is located at one end of the middle body 1, the first bending portion 2 is sequentially bent along a second direction-a third direction-a first direction along a direction away from the middle body 1, the second bending portion 3 is located at the other end of the middle body 1, the second bending portion 3 is sequentially bent along a third direction-a fourth direction-a third direction-a fourth direction along a direction away from the middle body 1, and the second direction is away from the fourth direction. The first bending part 2 and the second bending part 3 are bent for multiple times, so that the structure is compact; the first bending part 2 is deformed by three times of bending, and the second bending part 3 is deformed by four times of bending, so that plastic deformation is generated, and the deformation is not easy to recover; the first bending portion 2 and the second bending portion 3 are electrically connected to an external device respectively, the second direction deviates from the fourth direction, namely, the first bending portion 2 and the second bending portion 3 are opposite in partial bending direction, when the external device applies an external force to the first bending portion 2, the second bending portion 3 can counteract the external force so that the intermediate body 1 and the first bending portion 2 are not affected by the external force, when the external device applies an external force to the second bending portion 3, the first bending portion 2 can counteract the external force so that the intermediate body 1 and the second bending portion 3 are not affected by the external force, and similarly, when the external device applies an external force to the first bending portion 2 and the second bending portion 3 at the same time, the external force can counteract each other through the intermediate body 1, thereby improving the structural strength.

As shown in fig. 2, nickel sheets 4 are attached to the end portions of the first and second bent portions 2 and 3. Specifically, the nickel sheet 4 is attached to the end faces of the first bending portion 2 and the second bending portion 3 through a hot-press welding process, the end portions, used for electric connection, of the first bending portion 2 and the second bending portion 3 can be protected, the thickness of the nickel sheet 4 is 0.1mm, the nickel sheet 4 with the thickness can not only play a role of isolation protection, but also cannot cause waste.

As shown in fig. 3, the intermediate body 1 is sleeved with a wear-resistant insulating sleeve 5, on one hand, the wear-resistant insulating sleeve 5 can protect the intermediate body 1 from being worn; on the other hand, the wear-resistant insulating sleeve 5 can insulate and isolate the intermediate body 1 and prevent electric leakage. The wear-resistant insulating sleeve 5 in the embodiment is made of PVC, and the PVC has the characteristics of high fire-proof grade, good stability, high strength and excellent property. Of course, in other embodiments of the present invention, the wear-resistant insulating sleeve 5 may also be made of other wear-resistant insulating materials, which are not described herein.

As a preferred embodiment, the thickness of the wear-resistant insulating sleeve 5 is greater than or equal to 1mm, and the wear-resistant insulating sleeve 5 with the thickness can not only play an insulating protection role, but also can not cause waste. And the length of the overlapping part of the wear-resistant insulating sleeve 5 and the nickel sheet 4 is more than 1mm, wherein the length of the overlapping part is the length of the end part of the first bending part 2 along the first direction or the end part of the second bending part 3 along the fourth direction, and the wear-resistant insulating sleeve 5 and the nickel sheet 4 are partially overlapped to prevent electric leakage caused by the gap between the wear-resistant insulating sleeve 5 and the nickel sheet 4, so that the safety is improved.

In the present embodiment, the end portions of the first and second bending portions 2 and 3 are provided with connection holes 21. Specifically, the end portions of the first bending portion 2 and the second bending portion 3, which are used for being electrically connected with the external device, are provided with connecting holes 21, and a connecting screw or a connecting bolt can penetrate through the connecting holes 21 and be connected to a pole piece of the external device, so that the operation is simple and the structure is reliable.

This embodiment still provides a fuse, including fusing module and foretell soft copper bar connecting piece, first bending portion 2 is connected with fusing module electricity, and second bending portion 3 is connected with outside electrical equipment electricity. The electrical equipment can be any electrical equipment needing over-current protection, the first bending part 2 can be tightly attached to the outer wall of the fusing module through bending along the second direction and the first direction, the connection is reliable, and the second bending part 3 can be tightly attached to the outer wall of the electrical equipment through bending along the third direction, so that the structural stability of the fuse is improved. Of course, in other embodiments of the present invention, the second bending portion 3 is electrically connected to the fusing module, and the first bending portion 2 is electrically connected to the external electrical device, so that the same function can be realized, which is not described herein again.

In the description herein, it is to be understood that the terms "upper," "lower," "left," "right," and the like are used in an orientation or positional relationship based on what is shown in the drawings for convenience of description and simplicity of operation, and do not indicate or imply that the referenced device or element must have a particular orientation, be constructed in a particular orientation, and be operated in a particular manner, and are not to be considered limiting. Furthermore, the terms "first" and "second" are used merely for descriptive purposes and are not intended to have any special meaning.

In the description herein, references to the description of "an embodiment," "an example" or the like are intended to mean that a particular feature, structure, material, or characteristic described in connection with the embodiment or example is included in at least one embodiment or example of the invention. In this specification, the schematic representations of the terms used above do not necessarily refer to the same embodiment or example.

In addition, the foregoing is only the preferred embodiment of the present invention and the technical principles applied thereto. It will be understood by those skilled in the art that the present invention is not limited to the particular embodiments described herein, but is capable of various obvious changes, rearrangements and substitutions as will now become apparent to those skilled in the art without departing from the scope of the invention. Therefore, although the present invention has been described in greater detail with reference to the above embodiments, the present invention is not limited to the above embodiments, and may include other equivalent embodiments without departing from the scope of the present invention.

Claims (9)

1. A soft copper bar connection, comprising:

an intermediate (1);

the first bending part (2) is positioned at one end of the intermediate body (1), and the first bending part (2) is sequentially bent along a second direction, a third direction and a first direction along the direction far away from the intermediate body (1);

the second bending part (3), the second bending part (3) are located the other end of midbody (1), the second bending part (3) is along keeping away from the direction of midbody (1) is followed third direction-fourth direction-third direction-fourth direction in proper order and is bent, the second direction with the fourth direction deviates from mutually.

2. The soft copper bar connection according to claim 1, characterized in that the ends of the first (2) and second (3) bends are affixed with nickel sheets (4).

3. A soft copper bar connection according to claim 2, characterized in that the thickness of the nickel sheet (4) is 0.1 mm.

4. The soft copper bar connection according to claim 2, characterized in that the intermediate body (1) is sheathed with a wear-resistant insulating sleeve (5).

5. The soft brass connection according to claim 4, characterized in that the length of the overlapping portion of the wear-resistant insulating sleeve (5) and the nickel sheet (4) is greater than 1 mm.

6. The soft copper bar connection according to claim 4, characterized in that the material of the wear-resistant insulating sleeve (5) is PVC.

7. The soft copper bar connection according to claim 4, characterized in that the thickness of the wear-resistant insulating sleeve (5) is greater than or equal to 1 mm.

8. A soft copper bar connection according to any of claims 1-7, characterized in that the ends of the first (2) and second (3) bends are provided with connection holes (21).

9. A fuse, characterized in that it comprises a fuse module and a soft copper bar connection according to any one of claims 1 to 8, one of the first (2) and second (3) bends being electrically connected to the fuse module and the other to an external electrical device.

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