CN112909612A

CN112909612A - Conducting bar

Info

Publication number: CN112909612A
Application number: CN202110072425.3A
Authority: CN
Inventors: 周海英; 吴国标; 陈旭明; 曾志坚
Original assignee: Shunke Zhilian Technology Co ltd
Current assignee: Shunke Zhilian Technology Co ltd
Priority date: 2021-01-19
Filing date: 2021-01-19
Publication date: 2021-06-04

Abstract

The invention discloses a conducting bar, which comprises a flexible conducting bar and two conducting plates, wherein the flexible conducting bar is formed by weaving conducting wires, two ends of the flexible conducting bar are respectively and fixedly connected with the two conducting plates, the outer surfaces of the flexible conducting bar and part of the two conducting plates are sleeved with insulating sleeves, and the middle part of the conducting bar is the flexible conducting bar formed by weaving the conducting wires, so that the middle part of the conducting bar is soft, and stress is not generated in the installation process; the two ends of the conducting bar are hard conducting plates, surface treatment is not needed, oxidation resistance is not affected, the conducting plates and the flexible conducting bars are fixed by ultrasonic welding, and the problems of copper leakage and corner collapse are avoided.

Description

Conducting bar

Technical Field

The invention relates to a bus, in particular to a conductive bar.

Background

5G communication and new energy automobiles are rapidly developed under the strong support of national policies. At present, buses of 5G communication and new energy vehicles mainly adopt a hard copper bar or a soft copper bar and a connection mode of end part crimping. However, the above solution has the following problems:

1. the hard copper bar has great installation stress in the installation process, and potential safety hazards are brought due to stress release in the long-term use process;

2. the surface treatment process of the soft copper bar is electroplating or welding nickel sheets, and the two processes can cause the problem of low oxidation resistance of the product.

Disclosure of Invention

In order to overcome the defects of the prior art, the invention aims to provide a conductive bar which does not generate stress during installation and has high oxidation resistance.

One of the purposes of the invention is realized by adopting the following technical scheme:

the utility model provides a conductive row, includes flexible busbar and two current conducting plates, flexible busbar is woven by the conductor wire and is formed, flexible busbar both ends respectively with two current conducting plate fixed connection, flexible busbar and part are two the current conducting plate surface cover is equipped with insulation support.

Furthermore, two ends of the flexible conductive strip are welded and fixed with the two conductive plates.

Furthermore, the two ends of the flexible conductive strip and the two conductive plates are fixed by ultrasonic welding.

Further, the conducting wire is a copper wire.

Further, the diameter of the conductive wire is 0.1mm-0.25 mm.

Further, the conducting plate is provided with a mounting hole, the conducting bar further comprises a positioning pin, the positioning pin is mounted in the mounting hole, and the end portion of the positioning pin extends out of the mounting hole.

Further, the conductive plate is provided with a fixing hole.

Further, the conductive plate is linear.

Further, the conducting plate is L-shaped.

Furthermore, the insulating sleeve comprises a flexible portion insulating tube and a connection insulating tube, the flexible portion insulating tube is sleeved on the flexible conductive strip, and the connection insulating tube is sleeved on the overlapping portion of the flexible conductive strip and the conductive plate.

Compared with the prior art, the middle part of the conductive bar is the flexible conductive bar woven by the conductive wires, so that the middle part of the conductive bar is soft, and stress is not generated in the installation process; the two ends of the conducting bar are hard conducting plates, surface treatment is not needed, oxidation resistance is not affected, the conducting plates and the flexible conducting bars are fixed by ultrasonic welding, and the problems of copper leakage and corner collapse are avoided.

Drawings

FIG. 1 is a perspective view of a conductive bar of the present invention;

FIG. 2 is an exploded view of the conductive bar of FIG. 1;

FIG. 3 is a perspective view of a conductive plate of the conductive bar of FIG. 2;

FIG. 4 is a perspective view of another conductive plate of the conductive bar of FIG. 2;

FIG. 5 is a perspective cross-sectional view of the conductive bar of FIG. 1;

fig. 6 is an enlarged view of fig. 5 at conductive bar a.

In the figure: 10. a flexible conductive strip; 20. a conductive plate; 21. a connecting portion; 22. a fixed part; 220. mounting holes; 221. a fixing hole; 30. positioning pins; 40. an insulating sleeve; 41. a flexible portion insulating tube; 42. and connecting the insulating tube.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

It will be understood that when an element is referred to as being "secured to" another element, it can be directly on the other element or intervening elements may also be present, secured by intervening elements. When a component is referred to as being "connected" to another component, it can be directly connected to the other component or intervening components may also be present. When an element is referred to as being "disposed on" another element, it can be directly disposed on the other element or intervening elements may also be present. The terms "vertical," "horizontal," "left," "right," and the like as used herein are for illustrative purposes only.

Unless defined otherwise, all technical and scientific terms used herein have the same meaning as commonly understood by one of ordinary skill in the art to which this invention belongs. The terminology used in the description of the invention herein is for the purpose of describing particular embodiments only and is not intended to be limiting of the invention. As used herein, the term "and/or" includes any and all combinations of one or more of the associated listed items.

Fig. 1 to 6 show a busbar according to the present invention, which comprises a flexible conductive strip 10, two conductive plates 20, two positioning pins 30 and an insulating sleeve 40.

The flexible conductive strips 10 are woven from conductive wire. The conducting wire is one of copper wire and aluminum wire. In this embodiment, the flexible conductive strips 10 are woven from copper wire. The diameter of the copper wire is 0.1mm-0.25 mm. Since the flexible conductive strip 10 is woven by a conductive wire, the flexible conductive strip 10 is soft as a whole.

The conductive plate 20 is a copper plate or an aluminum plate. Each conductive plate 20 includes a connecting portion 21 and a fixing portion 22. The fixing portion 22 is provided with a mounting hole 220 and a fixing hole 221. A conductive plate 20 is linear, a step is formed between the connecting portion 21 and the fixing portion 22, and the mounting hole 220 and the fixing hole 221 are located in the extending direction of the conductive plate 20. The other conductive plate 20 is L-shaped. The connecting portion 21 and the fixing portion 22 are perpendicular to each other. The connection line of the mounting hole 220 and the fixing hole 221 is perpendicular to the extending direction of the flexible conductive strip 10.

The end of the positioning pin 30 is tapered to facilitate positioning of the conductive bar.

The insulating sleeve 40 includes a flexible portion insulating tube 41 and two connection insulating tubes 42.

When the conductive bar is assembled, the flexible portion insulating tube 41 is sleeved on the outer surface of the flexible conductive strip 10, and two ends of the flexible conductive strip 10 respectively extend out of the flexible portion insulating tube 41. The two end portions of the flexible conductive strip 10 are respectively overlapped with the connection portions 21 of the conductive plate 20 and fixed by ultrasonic welding. The connection insulating tube 42 is sleeved on the joint of the end of the flexible conductive strip 10 and the connecting portion 21. The positioning pin 30 is installed in the installation hole 220, so that the conducting bar can be conveniently positioned when being used and fixed. The fixing holes 221 facilitate fixing of the conductive bars.

The middle part of the conductive bar is provided with the flexible conductive bar 10 woven by conductive wires, so that the middle part of the conductive bar is soft, stress is not generated in the installation process, and flexible installation of a product is realized; the two ends of the conducting bar are hard conducting plates 20, surface treatment is not needed, oxidation resistance is not affected, the problems of appearance and salt fog caused by electroplating in the prior art are solved, the conducting plates 20 and the flexible conducting bars 10 are fixed by ultrasonic welding, the problems of copper leakage and corner collapse are avoided, and the high requirement of high-voltage large-current conducting bar on voltage resistance can be met. Meets the requirements of vehicle vibration and protection, and can be suitable for the severe environments with the altitude less than or equal to 5000m and high and low temperatures. The continuous current of DC 80A is satisfied, and the temperature rise of the electric connector can be less than or equal to 30K.

The above examples only show some embodiments of the present invention, and the description thereof is more specific and detailed, but not construed as limiting the scope of the invention. It should be noted that, for those skilled in the art, variations and modifications can be made without departing from the spirit of the invention, and all equivalent modifications and changes can be made to the above embodiments according to the essential technology of the invention, which falls into the protection scope of the invention.

Claims

1. A conductive bar, comprising: including flexible busbar and two current conducting plates, the flexible busbar is woven by the conductor wire and is formed, flexible busbar both ends respectively with two current conducting plate fixed connection, flexible busbar and part are two the current conducting plate surface cover is equipped with insulation support.

2. A conductive bar as set forth in claim 1, wherein: and two ends of the flexible conductive strip are welded and fixed with the two conductive plates.

3. A conductive bar as set forth in claim 2, wherein: and two ends of the flexible conductive strip and the two conductive plates are fixed by ultrasonic welding.

4. A conductive bar as set forth in claim 1, wherein: the conducting wire is a copper wire.

5. A conductive bar as set forth in claim 4, wherein: the diameter of the conductive wire is 0.1mm-0.25 mm.

6. A conductive bar as set forth in claim 1, wherein: the conducting plate is provided with a mounting hole, the conducting bar further comprises a positioning pin, the positioning pin is mounted in the mounting hole, and the end part of the positioning pin extends out of the mounting hole.

7. A conductive bar as set forth in claim 1, wherein: the conducting plate is provided with a fixing hole.

8. A conductive bar as set forth in claim 1, wherein: the conductive plate is linear.

9. A conductive bar as set forth in claim 1, wherein: the conducting plate is L-shaped.

10. A conductive bar as set forth in claim 1, wherein: the insulating sleeve comprises a flexible portion insulating tube and a connecting insulating tube, the flexible portion insulating tube is sleeved on the flexible conductive strip, and the connecting insulating tube is sleeved on the flexible conductive strip and the lap joint portion of the conductive plate.