CN219163712U

CN219163712U - Electric connection assembly

Info

Publication number: CN219163712U
Application number: CN202320062471.XU
Authority: CN
Inventors: 王超
Original assignee: Changchun Jetty Automotive Parts Co Ltd
Current assignee: Changchun Jetty Automotive Parts Co Ltd
Priority date: 2023-01-10
Filing date: 2023-01-10
Publication date: 2023-06-09
Anticipated expiration: 2033-01-10

Abstract

The utility model discloses an electric connection assembly, which comprises a conductive mechanism and a conductive device, wherein the conductive device comprises a conductive core, the front end of the conductive core is provided with a slot with a through side surface, and the conductive mechanism is at least partially arranged in the slot and is respectively welded and connected with the opposite inner side surfaces of the slot. The utility model can realize the diversification of welding modes, reduce the welding width of the electric connection assembly, is beneficial to saving space and wiring harness arrangement.

Description

Electric connection assembly

Technical Field

The utility model relates to the technical field of automobiles, in particular to an electric connection assembly.

Background

Generally, as shown in fig. 1, the soldering is often performed with one side of the conductive mechanism in contact with one side of the conductive device. The welding mode is single, the welding width is large, and a relatively large space is occupied in the aspect of wire harness arrangement.

In order to solve the above problems, a new electrical connection assembly is required to solve the above problems.

Disclosure of Invention

The utility model provides an electric connection assembly which comprises a conductive mechanism and a conductive device, wherein the conductive device comprises a conductive core, a slot with a through side surface is arranged at the front end of the conductive core, and the conductive mechanism is at least partially arranged in the slot and is respectively welded and connected with the opposite inner side surfaces of the slot.

Optionally, the conductive device further includes an insulating layer sleeved on the periphery of the conductive core, the front end stripping part of the conductive device exposes the conductive core, and the exposed length of the conductive core is greater than or equal to the length of the slot along the extending direction of the conductive device.

Optionally, the length of the slot along the extending direction of the conductive device is greater than or equal to the maximum diameter of the conductive core.

Optionally, the conductive mechanism includes a flat portion, and a length of the flat portion disposed in the slot is 60% -100% of a length of the slot along an extending direction of the conductive device.

Optionally, the width of the flat portion is greater than or equal to the width of the slot along the radial direction of the conductive device.

Optionally, at least one stud perpendicular to the flat portion is arranged on a side edge of the flat portion, and an inner side surface of the stud is connected with an outer side surface of the slot in an ultrasonic welding mode.

Optionally, the guide core is a solid wire core, the slotting divides the guide core into a first wire core and a second wire core which are opposite, and the slotting is formed by machining in a laser cutting or punching or sawing or planing mode.

Optionally, the guide core is a multi-core wire core, the multi-core wire core is divided into a first wire core and a second wire core, and the slot is formed between the first wire core and the second wire core.

Optionally, the difference between the cross-sectional area of the guide core and the cross-sectional area of the flattened portion at the slotted position is no more than 15%.

Optionally, the difference in cross-sectional area between the first core and the second core is no more than 25%.

Optionally, the conductive mechanism is made of copper or copper alloy, the conductive core is made of aluminum or aluminum alloy, and the conductive mechanism is provided with a plating layer at least on the flat part.

The utility model has the following technical effects:

the utility model can realize the diversification of welding modes, reduce the welding width of the electric connection assembly, is beneficial to saving space and wiring harness arrangement.

Other features of the present utility model and its advantages will become apparent from the following detailed description of exemplary embodiments of the utility model, which proceeds with reference to the accompanying drawings.

Drawings

The accompanying drawings, which are incorporated in and constitute a part of this specification, illustrate embodiments of the utility model and together with the description, serve to explain the principles of the utility model.

FIG. 1 is a schematic view of an electrical connection assembly according to the background of the utility model;

FIG. 2 is an exploded view of the electrical connection assembly of the present utility model;

FIG. 3 is a schematic view of an electrical connection assembly according to the present utility model;

FIG. 4 is a schematic view of the structure of the electrical connection assembly with studs of the present utility model;

fig. 5 is a schematic view of another embodiment of the electrical connection assembly with studs of the present utility model.

The figures are marked as follows:

1. a conductive mechanism; 2. a conductive device; 3. a guide core; 4. slotting; 5. an insulating layer; 6. a flat portion; 7. a vertical rib; 31. a first wire core; 32. and a second wire core.

Detailed Description

Various exemplary embodiments of the present utility model will now be described in detail with reference to the accompanying drawings. It should be noted that: the relative arrangement of the components and steps, numerical expressions and numerical values set forth in these embodiments do not limit the scope of the present utility model unless it is specifically stated otherwise.

The following description of at least one exemplary embodiment is merely exemplary in nature and is in no way intended to limit the utility model, its application, or uses.

Techniques, methods, and apparatus known to one of ordinary skill in the relevant art may not be discussed in detail, but are intended to be part of the specification where appropriate.

In all examples shown and discussed herein, any specific values should be construed as merely illustrative, and not a limitation. Thus, other examples of exemplary embodiments may have different values.

An electric connection assembly is shown in fig. 1-5, and comprises a conductive mechanism 1 and a conductive device 2, wherein the conductive device 2 comprises a conductive core 3, and the conductive core 3 can be a multi-core wire or a single-core wire. The front end of the guide core 3 is provided with a slot 4 with a through side surface, and the conductive mechanism 1 is at least partially arranged in the slot 4 and is respectively welded and connected with the opposite inner side surfaces of the slot 4, preferably by adopting ultrasonic welding.

The technical scheme can realize diversification of welding modes, so that the welding width is small, compared with the single-sided welding shown in fig. 1, the scheme shown in fig. 3 can reduce the welding width of the electric connection assembly, is beneficial to saving space and wiring harness arrangement, and can be adopted by a user according to actual conditions.

Furthermore, the conductive device 2 further comprises an insulating layer 5 sleeved on the periphery of the conductive core 3, and the conductive core 3 is exposed from the insulating layer 5 at the front end stripping part of the conductive device 2, so that the exposed length of the conductive core 3 is greater than or equal to the length of the slot 4 along the extending direction of the conductive device 2 in order to ensure the welding stability between the conductive core 3 and the conductive mechanism 1.

In one embodiment, as shown in fig. 3, in order to ensure the welding strength between the conductive core 3 and the conductive mechanism 1, the inventors set the length of the slot 4 along the extending direction of the conductive device 2 to be equal to or greater than the maximum diameter of the conductive core 3.

In one embodiment, as shown in fig. 3, the conductive mechanism 1 includes a flat portion 6, and the length of the flat portion 6 disposed in the slot 4 is 60% -100% of the length of the slot 4 along the extending direction of the conductive device 2 according to the actual use situation set by the inventor. Preferably, 60%, 70%, 80%, 90% and 100% can be set.

In an embodiment, according to the actual use situation, the conductive core 3 is completely welded with the conductive mechanism 1, and the inventor sets that the width of the flat portion 6 is greater than or equal to the width of the slot 4 along the radial direction of the conductive device 2.

In one embodiment, as shown in fig. 3 and 4, at least one stud 7 perpendicular to the flat portion 6 is disposed on a side of the flat portion 6, and an inner side surface of the stud 7 is connected to an outer side surface of the slot 4 by ultrasonic welding. An L-shaped or H-shaped conductive mechanism 1 can be formed between the stud 7 and the flat part 6, and the arrangement of the stud 7 can increase the welding contact area of the conductive mechanism 1 and the conductive device 2 and increase the connection stability of the conductive mechanism and the conductive device.

In an embodiment, the guide core 3 is a solid core, the slot 4 divides the guide core 3 into a first core 31 and a second core 32, and the slot 4 is formed by laser cutting, stamping, sawing, or planing.

In another embodiment, the guide core 3 shown in fig. 3 is a multi-core wire core, the multi-core wire core is divided into a first wire core 31 and a second wire core 32, and the grooves 4 are formed between the first wire core 31 and the second wire core 32.

In one embodiment, the difference between the cross-sectional area of the guide core 3 at the position of the slot 4 and the cross-sectional area of the flat portion 6 is not more than 15%.

In an embodiment, the difference between the power transmitted from the first core 31 and the second core 32 may affect the stability of the power transmission, so the inventor sets the difference between the cross-sectional areas of the first core 31 and the second core 32 to not more than 25%.

In one embodiment, the conductive mechanism 1 is made of copper or copper alloy, the conductive core 3 is made of aluminum or aluminum alloy, and in order to avoid electrochemical reaction between the copper material and the aluminum material after welding, the inventors set that a plating layer is provided on at least the flat portion 6, and the plating layer is preferably made of nickel plating, and the surface of the plating layer is preferably galvanized or tinned.

While certain specific embodiments of the utility model have been described in detail by way of example, it will be appreciated by those skilled in the art that the above examples are for illustration only and are not intended to limit the scope of the utility model. It will be appreciated by those skilled in the art that modifications may be made to the above embodiments without departing from the scope and spirit of the utility model. The scope of the utility model is defined by the appended claims.

Claims

1. The utility model provides an electric connection assembly, its characterized in that includes conductive mechanism and electrically conductive device, electrically conductive device includes the guide core, the front end of guide core is provided with the fluting that the side link up, conductive mechanism sets up at least partially in the fluting and respectively with the relative medial surface welded connection of fluting.

2. The electrical connection assembly of claim 1, wherein the conductive device further comprises an insulating layer sleeved on the periphery of the conductive core, the conductive core is exposed by the front end stripping part of the conductive device, and the exposed length of the conductive core is greater than or equal to the length of the slot along the extending direction of the conductive device.

3. The electrical connection assembly of claim 1, wherein a length of the slot along the direction of extension of the conductive device is greater than or equal to a maximum diameter of the conductive core.

4. The electrical connection assembly of claim 1, wherein the conductive mechanism comprises a flat portion, the flat portion disposed within the slot having a length that is 60% -100% of a length of the slot along the direction of extension of the conductive device.

5. The electrical connection assembly of claim 4, wherein a width of the flat portion is equal to or greater than a width of the slot in a radial direction of the conductive device.

6. The electrical connection assembly of claim 4, wherein the flat portion has at least one stud disposed on a side thereof perpendicular to the flat portion, an inner side of the stud being ultrasonically welded to the grooved outer side.

7. The electrical connection assembly of claim 1, wherein the guide core is a solid core, the slots divide the guide core into opposing first and second cores, the slots being formed by laser cutting or stamping or sawing or planing.

8. The electrical connection assembly of claim 1, wherein the conductive core is a multi-core wire core, the multi-core wire core being divided into a first wire core and a second wire core, the first wire core and the second wire core forming the slot therebetween.

9. The electrical connection assembly of claim 4, wherein a difference between a cross-sectional area of the guide core and a cross-sectional area of the flattened portion at the slotted position is no more than 15%.

10. The electrical connection assembly of claim 7 or 8, wherein the first and second core cross-sectional areas differ by no more than 25%.

11. The electrical connection assembly of claim 4, wherein the conductive mechanism is copper or copper alloy, the conductive core is aluminum or aluminum alloy, and the conductive mechanism is provided with a plating layer at least on the flat portion.