CN215578591U

CN215578591U - Multi-contact interconnection strip

Info

Publication number: CN215578591U
Application number: CN202121856708.9U
Authority: CN
Inventors: 严迪; 娄子其; 陈剑毅; 王菲
Original assignee: Changzhou Benjamin Photovoltaic New Material Technology Co ltd
Current assignee: Changzhou Benjamin Photovoltaic New Material Technology Co ltd
Priority date: 2021-08-10
Filing date: 2021-08-10
Publication date: 2022-01-18
Anticipated expiration: 2031-08-10

Abstract

The utility model discloses a multi-contact interconnection bar, which comprises an interconnection bar and a contact mechanism, wherein one end of the interconnection bar is fixedly connected with a plurality of pressing holes, the contact mechanism is fixedly arranged on the interconnection bar, the contact mechanism comprises a first connecting contact and a second connecting contact, the first connecting contact is embedded and connected in the pressing holes, the first connecting contact is provided with a plurality of second connecting contacts, the second connecting contacts are fixedly arranged on one side of the interconnection bar, the second connecting contacts are provided with a plurality of second connecting contacts, the interconnection bar is mutually welded and fixed with a battery piece or a bus bar through the first connecting contact of a superconducting material, the first connecting contact is embedded and fixed, the upper and lower current conducting points of the superconducting material enhance the electric conductivity between the interconnection bar and the battery piece or the bus bar, and the current collecting efficiency is higher.

Description

Multi-contact interconnection strip

Technical Field

The utility model relates to the technical field of interconnection bars, in particular to a multi-contact interconnection bar.

Background

Photovoltaic modules are usually connected by adopting welding strips, firstly, the battery plates are serially welded by using the interconnection strips, then, a plurality of interconnection strips are welded and collected to the bus bar strip, and finally, the collected current is led out to the junction box through the bus bar strip.

General interconnection strip and battery or converge and take overlap joint welded fastening, but the post-welding resistance ratio is higher, leads to the collection inefficiency of electric current, and on the other hand is because interconnection strip and converge and take all very thin, and the splice loosens very easily, warp, and the welding point firmness that leads to the interconnection strip is poor, receives the environmental impact to take place to become flexible, fracture easily.

SUMMERY OF THE UTILITY MODEL

It is an object of the present invention to provide a multi-contact interconnection bar that solves the problems set forth in the background art described above.

In order to achieve the purpose, the utility model provides the following technical scheme:

a multi-contact interconnection bar comprises an interconnection bar and a contact mechanism, wherein one end of the interconnection bar is fixedly connected with a press hole, the press hole is provided with a plurality of press holes, the contact mechanism is fixedly installed on the interconnection bar, the contact mechanism comprises a first connecting contact point and a second connecting contact point, the first connecting contact point is embedded and connected in the press hole, the first connecting contact point is provided with a plurality of press holes, the second connecting contact point is fixedly installed on one side of the interconnection bar, and the second connecting contact point is provided with a plurality of press holes.

And an upper flow guide point and a lower flow guide point are respectively arranged in the press fit hole and at the upper part and the lower part of the copper substrate of the press fit hole, and the upper flow guide point and the lower flow guide point are symmetrically configured into a first connecting point.

The interconnection strip is provided with at least two first connection points, and the first connection points are formed by pressing superconducting materials.

The copper base layer is fixedly connected with the inside of the interconnection strip.

The top of the interconnection strip is fixedly connected with a groove for copper wire connection.

The top of the interconnection strip is fixedly connected with a top plate, and the top of the top plate is fixedly connected with a heat insulation plate.

Compared with the prior art, the utility model has the beneficial effects that: the interconnection strip is welded and fixed with the battery plate or the bus bar through the first connecting contact point of the superconducting material, the first connecting contact point is embedded and fixed, the upper and lower current conducting points of the superconducting material enhance the electric conductivity between the interconnection strip and the battery plate or the bus bar, so that the current collection efficiency is higher, the interconnection strip can be connected with a plurality of connecting contacts through the second connecting contact point to increase the functionality of the equipment, the groove is arranged to be connected with other connecting contacts or copper wires, so that the interconnection strips of other different types can be used together to increase diversification, the interconnection strip is suitable for the market, the interconnection strip can be prevented from being burnt out due to too high heat of other parts by arranging the heat insulation plate, the safety is improved, the copper sheet of the interconnection strip is provided with a plurality of contacts, the contact is provided with the through holes, the superconducting material is pressed, and the multi-contact interconnection strip with the tin-plated layer is arranged, so that the current collection efficiency is improved, the welding firmness of the interconnection strips is increased.

Drawings

FIG. 1 is a schematic view of the overall structure of a multi-contact interconnection bar of the present invention;

FIG. 2 is a schematic cross-sectional front view of a multi-contact interconnection bar according to the present invention;

FIG. 3 is a schematic diagram of an internal cross-sectional structure of a multi-contact interconnection bar according to the present invention;

fig. 4 is a schematic side cross-sectional view of a multi-contact interconnection bar of the present invention.

In the figure: 1. an interconnection bar; 2. a copper base layer; 3. plating a tin layer; 4. a contact mechanism; 5. a press-fit hole; 6. an upper diversion point; 7. a lower diversion point; 8. a groove; 9. a top plate; 10. a heat insulation plate; 401. a first connection point; 402. a second connection contact.

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.

Referring to fig. 1-4, the present invention provides a technical solution: the utility model provides a multiconductor interconnection strip, including interconnection strip 1 and

contact mechanism

4, 1 one end fixed connection of interconnection strip has pressfitting hole 5, pressfitting hole 5 has a plurality of, 4 fixed mounting of contact mechanism are on interconnection strip 1, contact mechanism 4 includes, first connecting point 401 and second connecting point 402, first connecting point 401 embedding is connected inside pressfitting hole 5, first connecting point 401 has a plurality of, second connecting point 402 fixed mounting is in 1 one side of interconnection strip, second connecting point 402 has a plurality of.

An upper diversion point 6 and a lower diversion point 7 are respectively arranged in the pressing hole 5 and at the upper part and the lower part of the copper substrate of the pressing hole 5, and the upper diversion point 6 and the lower diversion point 7 are symmetrically configured to be a first connection point 401.

At least two first connection points 401 are arranged on the interconnection bar 1, and the first connection points 401 are formed by pressing superconducting materials.

The interconnection bar 1 is a strip-shaped copper substrate, the outer side wall of the interconnection bar 1 is fixedly connected with a tin coating 3, and the inside of the interconnection bar 1 is fixedly connected with a copper base layer 2.

The top of the interconnecting bar 1 is fixedly connected with a groove 8 for copper wire connection.

The top of the interconnecting strip 1 is fixedly connected with a top plate 9, and the top of the top plate 9 is fixedly connected with a heat insulation plate 10.

It should be noted that the present invention is a multi-contact interconnection bar, the interconnection bar is welded and fixed with the battery plate or the bus bar through the first connection point 401 of the superconducting material, the first connection point 401 is embedded and fixed firmly, and the upper and lower conduction points of the superconducting material enhance the conductivity between the interconnection bar and the battery plate or the bus bar, so that the efficiency of collecting current is higher, the interconnection bar can be connected with a plurality of connection contacts through the second connection contact 402 to increase the functionality of the device, the groove 8 is arranged to connect with other connection contacts or copper wires, so that interconnection bars of different types can be used together to increase diversification, and is suitable for the market, the interconnection bar can be prevented from being burnt out due to too high heat of other parts by arranging the heat insulation board 10, the safety is improved, the copper sheet of the interconnection bar is provided with a plurality of contacts, the contacts are provided with through holes, and the superconducting material is pressed, the multi-contact interconnection strip with the tin coating 3 improves the current collection efficiency and increases the welding firmness of the interconnection strip.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the utility model, the scope of which is defined in the appended claims and their equivalents.

Claims

1. A multi-contact interconnection bar, comprising an interconnection bar (1) and a plurality of contact mechanisms (4), wherein one end of the interconnection bar (1) is fixedly connected with a press-fit hole (5), the press-fit hole (5) has a plurality of contact mechanisms (4), the contact mechanisms (4) are fixedly mounted on the interconnection bar (1), the contact mechanisms (4) comprise a first connecting contact (401) and a second connecting contact (402), the first connecting contact (401) is embedded and connected in the press-fit hole (5), the first connecting contact (401) has a plurality of contact points, the second connecting contact (402) is fixedly mounted on one side of the interconnection bar (1), and the second connecting contact (402) has a plurality of contact points.

2. The multi-contact interconnection bar of claim 1, wherein: an upper flow guide point (6) and a lower flow guide point (7) are respectively arranged in the pressing hole (5) and at the upper part and the lower part of the copper substrate of the pressing hole (5), and the upper flow guide point (6) and the lower flow guide point (7) are symmetrically configured into a first connecting point (401).

3. The multi-contact interconnection bar of claim 1, wherein: the interconnection bar (1) is at least provided with two first connection points (401), and the first connection points (401) are formed by pressing superconducting materials.

4. The multi-contact interconnection bar of claim 1, wherein: the copper-clad plate is characterized in that the interconnection bar (1) is a strip-shaped copper substrate, a tin-plated layer (3) is fixedly connected to the outer side wall of the interconnection bar (1), and a copper base layer (2) is fixedly connected to the inside of the interconnection bar (1).

5. The multi-contact interconnection bar of claim 1, wherein: the top of the interconnecting strip (1) is fixedly connected with a groove (8) for connecting copper wires.

6. The multi-contact interconnection bar of claim 1, wherein: the top of the interconnection bar (1) is fixedly connected with a top plate (9), and the top of the top plate (9) is fixedly connected with a heat insulation plate (10).