CN116565619A - Electric connection device and whole wire harness structure - Google Patents

Abstract

The invention discloses an electric connection device and an integral wire harness structure, comprising: at least one sleeving component, wherein each sleeving component comprises n layers of conductive devices, and an n layer of conductive devices in the n layers of conductive devices are at least partially sleeved on the outer side of the n-1 layer, wherein n is more than or equal to 2, and n is a positive integer; and the external conductive device is electrically connected with any layer of conductive devices in the n layers to form a loop group. According to the invention, different conductive devices in each sleeving assembly can bear different currents, the sleeving assembly with the structure is more compact in overall structure and tidier, meanwhile, the arrangement among the conductive devices is convenient, the wiring space is reduced, and the installation and the overhaul are more convenient.

Description

Electric connection device and whole wire harness structure

Technical Field

The present invention relates to the field of electrical connection technology, and more particularly, to an electrical connection device and an integral wire harness structure.

Background

With the continuous development of the new energy automobile body industry, automobile body electric appliances and other control systems are also continuously developed to functional refinement, structural complexity and diversification, so that various wire harnesses and pipelines are led to pass through an automobile body. In the process of installing an automobile body, various wire harnesses and pipelines are required to be arranged in the automobile body according to the design so as to facilitate installation and maintenance.

In the prior art, various wire harnesses on an automobile body are arranged in a direct bundling mode. When the pencil is more, adopt the mode of bundling to be difficult to accomodate each pencil effectively, lead to the pencil to arrange comparatively in disorder, be inconvenient for installation and maintenance. And after the wire harness is bundled, the wire harness is low in strength and has the compressive capacity, so that the wire harness is easy to deform and even break after being extruded, and potential safety hazards exist.

Disclosure of Invention

The object of the present invention is to provide an electrical connection device comprising: at least one sleeving component, wherein each sleeving component comprises n layers of conductive devices, and an n layer of conductive devices in the n layers of conductive devices are at least partially sleeved on the outer side of the n-1 layer, wherein n is more than or equal to 2, and n is a positive integer; and the external conductive device is electrically connected with any layer of conductive devices in the n layers to form a loop group.

Preferably, the number of the external conductive devices is multiple, and the external conductive devices are respectively electrically connected with different layers of conductive devices of the n layers of conductive devices to form multiple loop groups.

Preferably, the plurality of external conductive devices are electrically connected with the same layer of conductive devices of the n layers of conductive devices respectively to form a loop group.

Preferably, a plurality of external conductors are arranged at radial projection intervals of the sleeve joint assembly.

Preferably, the cross section of the sleeving assembly is polygonal.

Preferably, the cross section of the conductive device of the nth layer is quadrilateral or hexagonal.

Preferably, the number of external conductive devices connected to the different layers of conductive devices is different.

Preferably, each of the loop groups has a conductor and an insulator formed on at least an outer peripheral surface of the conductor.

Preferably, the number of the sleeve joint assemblies is plural, and two adjacent sleeve joint assemblies are at least partially overlapped.

Preferably, the sleeve joint components of the overlapped parts are integrally connected by injection molding.

Preferably, a buckle is arranged on one of the sleeving components of the overlapping part, a clamping groove matched with the buckle is arranged on the other sleeving component, and two adjacent sleeving components are clamped with each other through the buckle and the clamping groove.

Preferably, the extension directions of at least two socket assemblies are different.

Preferably, the socket further comprises a built-in conductive device, and two ends of the built-in conductive device are respectively and electrically connected with any layer of conductive devices in the two adjacent socket assemblies.

Preferably, the external conductive device or the built-in conductive device is welded with the conductive device.

Preferably, at least one bending part is arranged on the sleeving assembly.

Preferably, the conductive device is made of aluminum or aluminum alloy.

Preferably, the innermost conductive device of the sleeving assembly is sleeved with a liquid cooling pipe, and cooling liquid circulates in the liquid cooling pipe.

Preferably, the n-th layer of conductive device is provided with at least one opening, and the external electric device or the built-in conductive device is electrically connected with the conductive device inside the n-th layer of conductive device through the opening.

The invention also provides an integral wire harness structure, which comprises any one of the electric connection devices and a connector, wherein one end of the external conductive device is connected with the conductive device, and the other end of the external conductive device is connected with the connector.

Preferably, the device further comprises a housing, said electrical connection means being at least partially housed within said housing.

The invention has the following technical effects:

1. according to the invention, different conductive devices in each sleeving assembly can bear different currents, the whole structure of the sleeving assembly with the structure is more compact and tidier, meanwhile, the arrangement among the conductive devices is convenient, the wiring space is reduced, and the installation and the maintenance are more convenient; in addition, the multi-layer sleeving structure has the advantages that the outer-layer conductive device can play a certain shielding role on signals generated by the inner-side conductive device, and the signal interference to the outside is reduced.

2. The plurality of sleeve joint assemblies are connected with each other to form an electric connection assembly integral structure, so that the whole vehicle circuit is conveniently laid out and planned.

Other features of the present invention and its advantages will become apparent from the following detailed description of exemplary embodiments of the invention, 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 invention and together with the description, serve to explain the principles of the invention.

FIG. 1 is a schematic view of an electrical connection assembly according to the present invention;

FIG. 2 is a schematic view of another embodiment of an electrical connection assembly of the present invention;

FIG. 3 is a schematic view of another embodiment of an electrical connection assembly;

FIG. 4 is a schematic view of another embodiment of an electrical connection assembly;

FIG. 5 is a schematic view of another embodiment of an electrical connection assembly;

FIG. 6 is a schematic diagram of a sleeving structure of the different layers of the conductive device of FIG. 5;

fig. 7 is a schematic structural view of the overall harness structure;

FIG. 8 is a schematic cross-sectional view taken along line A-A of FIG. 7;

FIG. 9 is a schematic cross-sectional view at B1-B1, B2-B2, B3-B3, B4-B4 of FIG. 7;

FIG. 10 is a schematic diagram of an embodiment of an electrical connection device;

FIG. 11 is a schematic view of another embodiment of an electrical connection device;

FIG. 12 is a schematic view of another embodiment of an electrical connection device;

FIG. 13 is a schematic view of another embodiment of an electrical connection device;

fig. 14 is a schematic structural view of another embodiment of an electrical connection device.

The figures are marked as follows:

1. an electrical connection device; 100. a socket assembly; 10. a conductive device; 20. a bending part; 30. opening holes; 11. a first conductive device; 12. a second conductive device; 13. a third conductive device; 31. a first opening; 32. a second opening;

200. externally connecting a conductive device; 210. a conductor; 220. an insulator; 230. a buckle; 240. a clamping groove, 500, and a built-in conductive device;

300. a liquid-cooled tube; 400. a connector; 600. a loop group.

Detailed Description

Various exemplary embodiments of the present invention 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 invention 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 invention, 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.

The material of the conductor 210 in the embodiment of the present application is metal, and may be any material of aluminum or aluminum alloy, copper or copper alloy, and the conductor 210 may be a multi-core cable or a solid cable.

Example 1

As shown in fig. 1-6, the electrical connection device 1 may comprise at least one socket assembly 100 or may comprise a plurality of socket assemblies 100. Each sleeving assembly 100 comprises n layers of conductive devices 10, wherein an n-th layer of conductive devices 10 in the n layers of conductive devices 10 is at least partially sleeved on the outer side of the n-1 th layer, and n is more than or equal to 2 and is a positive integer; and at least one external conductive device 200, wherein the external conductive device 200 is electrically connected with any layer of conductive devices 10 in the n layers to form a loop group 600.

In an embodiment, as shown in fig. 3, the number of the socket assemblies 100 is 1, n=4, the conductive devices 10 from top to bottom are sequentially a first layer, a second layer, a third layer and a fourth layer, the first layer is the innermost layer, the fourth layer is the outermost layer (which will be explained later with reference to this explanation), each layer of conductive devices 10 is respectively connected to the external conductive device 200 to form different loop groups 600, the external conductive device 200 may be terminals or wires, and the materials of the external conductive device 200 may be the same as or different from those of the conductive device 10. When the external conductive device 200 is a terminal, after one end of the terminal is electrically connected with the conductive device 10, the other end of the terminal is connected with a corresponding wire according to the needs, and the length and the extraction direction of the external conductive device 200 are set according to the actual needs.

The cross-sectional area of the socket assembly 100 may be polygonal, preferably, for ease of placement, the cross-section of the socket assembly 100 is quadrilateral or hexagonal as shown in fig. 8 and 14.

As shown in fig. 1 and 2, the first layer of external conductive devices 200 may sequentially pass through the second layer of conductive devices 10, the third layer of conductive devices 10 and the fourth layer of conductive devices 10. Similarly, different external conductive devices 200 may be electrically connected to any of the layers of conductive devices 10 to form a loop.

According to the invention, different conductive devices 10 in each sleeving assembly 100 can bear different currents, the sleeving assembly 100 with the structure has a more compact and tidier overall structure, meanwhile, the arrangement among the conductive devices 10 is convenient, the wiring space is reduced, and the installation and the maintenance are more convenient; in addition, in the multi-layer sleeving structure, the outer-layer conductive device 10 can play a role in shielding signals generated by the inner-side conductive device 10 to a certain extent, and signal interference to the outside is reduced.

The n-th layer conductive device 10 of the n-th layer conductive devices 10 is at least partially sleeved outside the n-1-th layer, in one embodiment, in the extending direction of the electric connection device 1, part of the n-th layer conductive devices 10 are not covered by the n+1-th layer; in another embodiment, as shown in fig. 1, the lengths of the conductive devices 10 of each layer are the same, and the conductive devices 10 of the n-th layer are all covered by the n+1-th layer.

The number of the external conductive devices 200 may be 1 or more, and the external conductive devices 200 may be electrically connected with any layer of wire devices to form the loop group 600. As shown in fig. 9, an external conductive device 200 is shown that can be electrically connected to different layers of conductive devices 10. In the whole vehicle wiring process, each sleeving assembly 100 can be combined by using the multi-layer conductive devices 10 according to the actual use environment, and the number of the external conductive devices 200 can be set according to the actual needs.

When the number of external conductive devices 200 is plural, the external conductive devices 200 may be electrically connected to different layers of the n-layer conductive devices 10 to form a plurality of loop sets 600. As shown in fig. 3, the number of the conductive devices 10 is 4, the number of the external conductive devices 200 is 12, and each 3 external conductive devices 200 can be electrically connected with the conductive devices 10 with 4 layers respectively to form different loop groups 600. For another example, when the number of the conductive devices 10 is 3 and the number of the external conductive devices 200 is 2, two external conductive devices 200 may be connected to any two layers of the 3-layer conductive devices 10.

In addition, the plurality of external conductive devices 200 may be electrically connected to the same layer conductive devices 10 of the n-layer conductive devices 10, respectively, to form a loop group 600. For example, the number of the conductive devices 10 is 2, the number of the external conductive devices 200 is 2, and all of the 2 external conductive devices 200 are electrically connected to the outermost conductive device 10 or all of the external conductive devices are electrically connected to the innermost conductive device.

The number of external conductive devices 200 connected to the different layers of conductive devices 10 may be different according to the actual wiring requirements in order to ensure various connection modes. To ensure that the loop groups do not interfere with each other, a plurality of external conductors 210 are disposed at radial projection intervals of the socket assembly 100.

The conductive device 10 and the external conductive device 200 may be electrically connected by crimping or welding, where preferred welding methods include ultrasonic welding, magnetic induction welding, and the like, and the two may be welded together.

In the embodiment of the present application, as shown in fig. 3 and 4, the first layer conductive device 10 may be solid; alternatively, as shown in fig. 1, the first layer of conductive devices 10 is hollow and has a quadrilateral cross section of conductive devices 10, and the n-1 layer of conductive devices 10 is sleeved on the inner side of the n-1 layer of conductive devices 10, and the cross section of the conductive devices 10 is generally quadrilateral or hexagonal.

In this application, the external conductive device 200 is electrically connected to the conductive device 10 through the opening 30. Specifically, the n-th layer of conductive device 10 is provided with at least one opening 30, the external electric device 200 is electrically connected with the conductive device 10 on the inner side thereof through the opening 30, the conductive devices 10 on the other layers except the innermost layer (first layer) of conductive device 10 are not provided with openings 30, the conductive devices 10 on the other layers are required to be provided with openings 30, the positions of the openings 30 are set according to the actual use positions, and the external electric device 200 can be connected to the conductive device 10 coated on the inner side thereof through the openings 30 of each layer.

Specifically, when n=2, as shown in fig. 5 and 6, each sleeve assembly 100 includes a first conductive device 11 and a second conductive device 12 (shown in the upper two layers in the drawings) extending along the axial direction, where the second conductive device 12 is at least partially sleeved on the outer side of the first conductive device 11, and at least one first opening 31 is provided on the second conductive device 12, where the first opening 31 may be provided in a plurality (the holes on the same layer of conductive devices 10 are all the first openings 31). The number of the first openings 31 is generally greater than or equal to the number of the external conductive devices 200, and the at least one external conductive device 200 is electrically connected to the first conductive device 11 through the first openings 31, and/or the at least one external electrical device is directly electrically connected to the second conductive device 12.

Specifically, when n=3, as shown in fig. 5 and 6, the device further includes a third conductive device 13, at least a portion of the third conductive device 13 is sleeved on the outer side of the second conductive device 12, at least one second opening 32 is disposed on the third conductive device 13, the external conductive device 200 is electrically connected to the first conductive device 11 through at least one first opening 31 and at least one second opening 32, and at least one external conductive device 200 is electrically connected to the second conductive device 12 through another second opening 32. The number of the openings 30 of the n-th layer of conductive devices 10 is greater than or equal to the total number of the external conductive devices 200 on all the inner layers of conductive devices 10. n is more than or equal to 2, n is a positive integer, and is not listed here.

In another embodiment, as shown in fig. 10, the present application further includes a built-in conductive device 500, where the built-in conductive device 500 may also be electrically connected to the conductive device 10 in two adjacent socket assemblies 100 through the opening 30. Preferably, a welding connection mode is adopted.

In one embodiment, the socket assembly 100 is provided with at least one bending portion 20 for space saving and convenient assembly and convenient arrangement along the vehicle body.

As shown in fig. 2, 4 and 8, in one embodiment, in order to secure insulation between the circuit groups 600 from each other, each of the circuit groups 600 has a conductor 210 and an insulator 220 formed at least on the outer circumferential surface of the conductor 210.

One embodiment is that the conductive device 10 and the external conductive device 200 have a conductor 210 and an insulator 220, respectively, and when the external conductive device 200 is electrically connected to the conductive device 10, the insulator 220 at the connection can be removed and then connected.

In another embodiment, after each conductive device 10 and the conductor 210 of each external conductive device 200 are electrically connected, the different loop groups 600 are insulated by injection molding.

Example 2

Unlike embodiment 1, in this embodiment, the number of socket assemblies 100 is plural, as shown in fig. 7 to 10, in this application, the number of socket assemblies 100 is plural, and two adjacent socket assemblies 100 may at least partially overlap, or may overlap entirely.

In one embodiment, as shown in fig. 12, at least two socket assemblies 100 have different directions of extension. The adjacent two socket assemblies 100 may extend in different directions according to actual needs.

In another embodiment, as shown in fig. 11, two adjacent socket assemblies 100 extend in the same direction and are arranged side by side. As shown in fig. 7 and 8, the socket assembly 100 has 8 socket assemblies, and the plurality of external conductive devices 200 are electrically connected to different conductive devices 10 of different socket assemblies 100. The plurality of socket assemblies 100 are connected to each other, so that the overall vehicle line can be conveniently laid out and planned. As shown in fig. 8, the overall cross section of the electric connection device 1 is square, so that the overall circuit is easy to place, the installation flatness is good, and the transportation is convenient.

In this application, as shown in fig. 8, one embodiment is an integrally injection-molded connection between the sleeve components 100 of the overlapping portion.

In another embodiment, as shown in fig. 13, in order to facilitate disassembly and maintenance between the socket assemblies 100 of the overlapping portion, the inventor sets that one of the socket assemblies is provided with a buckle 230, the other socket assembly is provided with a clamping groove 240 matched with the buckle 230, and two adjacent socket assemblies 100 are clamped with each other through the buckle 230 and the clamping groove 240.

As shown in fig. 7, the integral wire harness structure further comprises a connector 400, one end of the external conductive device 200 is connected with the conductive device 10, the other end of the external conductive device 200 is connected with the connector 400, and connection of the integral wire harness system can be achieved by being electrically connected with the connector 400, so that at least part of the integral wire harness can be arranged along with the shape of a vehicle body for saving wiring space.

In one embodiment, the integral wire harness structure further comprises a housing, and the electric connection device 1 is at least partially accommodated in the housing to form a wire harness assembly, so that the assembly is convenient.

The whole electric connection device 1 and the connector 400 are arranged in the shell, and the connecting end of the connector 400 is exposed out of the shell, so that electric connection with the opposite plug end can be realized.

In a preferred embodiment, as shown in fig. 1, a liquid cooling tube 300 is disposed inside the innermost conductive device 10 of the socket assembly 100, and a cooling liquid is flowed through the liquid cooling tube 300. Without the liquid-cooled tube 300, the innermost conductive device 10 may be a solid conductor 210 or may be hollow, and the hollow interior may be insulated by an insulating layer or injection-molded insulating glue. When the innermost conductive device 10 is hollow, a liquid cooling pipe 300 may be disposed inside the innermost conductive device for circulating cooling liquid, so as to achieve a cooling effect on the whole electrical connection device 1.

While certain specific embodiments of the invention 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 invention. 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 invention. The scope of the invention is defined by the appended claims.

Claims (20)

1. An electrical connection device, comprising:

at least one socket assembly, each socket assembly comprising n layers of conductive means,

the n-th layer of conductive devices is at least partially sleeved on the outer side of the n-1 th layer, wherein n is more than or equal to 2, and n is a positive integer;

and the external conductive device is electrically connected with any layer of conductive devices in the n layers to form a loop group.

2. The electrical connection device of claim 1, wherein the plurality of external conductive devices are electrically connected to different layers of the n-layer conductive devices to form a plurality of the loop groups.

3. The electrical connection device of claim 1, wherein the plurality of external conductive devices are electrically connected to the same layer of conductive devices of the n layers of conductive devices to form a loop group.

4. An electrical connection device as claimed in claim 2 or claim 3 wherein a plurality of external conductors are disposed at radial projection intervals of the socket assembly.

5. The electrical connection apparatus of claim 1, wherein the cross-section of the socket assembly is polygonal.

6. The electrical connection device of claim 1, wherein the n-th layer of the conductive device is quadrilateral or hexagonal in cross-section.

7. The electrical connection device of claim 2, wherein the number of external conductive devices connected by the different layers of conductive devices is different.

8. The electrical connection apparatus of claim 2, wherein each of the circuit groups each has a conductor and an insulator formed on at least an outer peripheral surface of the conductor.

9. The electrical connection apparatus of claim 1, wherein the plurality of socket assemblies is a plurality of, adjacent two of the socket assemblies at least partially overlapping.

10. The electrical connection of claim 9, wherein the overlapping portions of the socket assemblies are integrally injection molded together.

11. The electrical connection device of claim 9, wherein a clip is provided on one of the overlapping sleeve components, and a slot is provided on the other of the overlapping sleeve components for mating with the clip, and two adjacent sleeve components are engaged with each other by the clip and the slot.

12. The electrical connection apparatus of claim 9, wherein the directions of extension of at least two socket assemblies are different.

13. The electrical connection device of claim 9, further comprising a built-in conductive device having two ends electrically connected to any one of the two adjacent socket assemblies, respectively.

14. The electrical connection device of any one of claims 1 or 13, wherein the external or internal conductive device is welded to the conductive device.

15. The electrical connection apparatus of claim 1, wherein the socket assembly is provided with at least one bend.

16. The electrical connection assembly of claim 1, wherein the conductive device is made of aluminum or an aluminum alloy.

17. The electrical connection assembly of claim 1, wherein the innermost conductive means of the sleeve assembly is sleeved with a liquid cooling tube through which a cooling fluid is circulated.

18. The electrical connection device of any one of claims 1-17, wherein the n-th layer of conductive means is provided with at least one opening, and the external electrical means or the internal conductive means is electrically connected to the conductive means inside the n-th layer of conductive means through the opening.

19. An integral wiring harness structure comprising an electrical connection device as claimed in any one of claims 1 to 18, further comprising a connector, wherein one end of the external conductive device is connected to the conductive device, and the other end of the external conductive device is connected to the connector.

20. The integrated wiring harness structure of claim 19, further comprising a housing, the electrical connection device being at least partially housed within the housing.