CN217882213U

CN217882213U - Thick conductive aluminum bar

Info

Publication number: CN217882213U
Application number: CN202221838729.2U
Authority: CN
Inventors: 李来保; 方巧
Original assignee: Shenzhen Grt Communication Science & Technology Co ltd
Current assignee: Shenzhen Grt Communication Science & Technology Co ltd
Priority date: 2022-07-18
Filing date: 2022-07-18
Publication date: 2022-11-22
Anticipated expiration: 2032-07-18

Abstract

The application relates to a thick conductive aluminum bar, which belongs to the technical field of electric appliance cabinets and comprises a conductive main board, wherein a plurality of connecting holes are formed in the conductive main board; the conductive main board is also provided with binding posts corresponding to the number of the connecting holes, and the binding posts penetrate through the connecting holes and are fixedly connected with the conductive main board; be provided with the internal thread on the inner wall of connecting hole, the tip of terminal is provided with the external screw thread, and the tip of terminal is worn to locate in the connecting hole, and with electrically conductive mainboard threaded connection. This application has the effect of improving the unstable defect of being connected between the terminal that comparatively intensive set up and the electrically conductive mainboard.

Description

Thick conductive aluminum bar

Technical Field

The application relates to the technical field of power electronics, in particular to a thick conductive aluminum bar.

Background

The electric appliance cabinet is an important component in the electronic industry, and a plurality of battery modules connected in series are usually installed on the electric appliance cabinet in the energy storage system to form a battery module meeting the use requirement for supplying power. In the use process of the electric appliance cabinet, an aluminum column and a conductive aluminum bar are usually installed in the electric appliance cabinet.

In the related technology, a hole is formed in the conductive aluminum row, then the aluminum column is inserted into the hole of the conductive aluminum row, and then the aluminum column and the conductive aluminum row are welded and connected by argon arc welding. When the aluminum column root does not have whole welding, can carry out the welding of second time again unavoidably, but have the phenomenon of fracture when same aluminum column position welding second time, the position that finally appears fails to weld and welds the phenomenon of fracture, leads to aluminum column and thick electrically conductive aluminium to arrange to be connected not very firm to make the condition of defective products appear in electrically conductive aluminium row

With respect to the related art in the above, the inventors consider that there is a defect that the connection between the plurality of aluminum posts and the conductive aluminum row is unstable.

SUMMERY OF THE UTILITY MODEL

In order to improve and connect unstable defect between a plurality of aluminium posts and the electrically conductive aluminium row, this application provides a thick electrically conductive aluminium row.

The application provides a thick electrically conductive aluminium row adopts following technical scheme:

a thick conductive aluminum bar comprises a conductive main board, wherein a plurality of connecting holes are formed in the conductive main board; the conductive main board is also provided with binding posts corresponding to the number of the connecting holes, and the binding posts penetrate through the connecting holes and are fixedly connected with the conductive main board; the inner wall of the connecting hole is provided with an internal thread, the end part of the binding post is provided with an external thread, and the end part of the binding post penetrates through the connecting hole and is connected with the conductive main board in a threaded manner.

By adopting the technical scheme, when the wiring terminals are connected with the conductive main board, workers can rotate the end parts of the wiring terminals into the connecting holes, so that the wiring terminals are installed on the conductive main board through threaded connection;

compared with the traditional technology that the aluminum columns are inserted into the holes of the conductive aluminum row, and then the aluminum columns which are more in number and are arranged more densely and the conductive aluminum row are welded and connected by adopting argon arc welding, because the aluminum columns are more dense, the welding is easily influenced by other aluminum columns, the root parts of the aluminum columns cannot be fully welded, and the connection between the aluminum columns and the thick conductive aluminum row is unstable; this application passes through terminal and electrically conductive mainboard threaded connection, and comparatively intensive terminal can not influence the terminal and electrically conductive mainboard's threaded connection, consequently, this application has terminal simple to operate swift effect, and can improve comparatively intensive setting the terminal and electrically conductive mainboard between be connected unstable defect.

Optionally, a wire connecting ring is further sleeved on the wiring terminal, the length of the wire connecting ring is smaller than that of the wiring terminal, a first table board is formed at one end, facing the conductive main board, of the wire connecting ring, the first table board is abutted against the conductive main board, and the peripheral side of the first table board is welded with the conductive main board through bottom laser spot welding.

By adopting the technical scheme, the first table board of the wiring ring is abutted against the conductive mainboard, so that the wiring ring can be tightly attached to the conductive mainboard, the peripheral side of the wiring ring can be connected through laser spot welding, and the wiring terminal and the wiring ring can be further stably connected to the conductive mainboard; because the periphery of the wire connecting ring is connected by laser spot welding and laser full welding is not adopted, the laser spot welding is carried out on the basis of the threaded connection of the binding post and the conductive main board, and the defects that the connection of the aluminum column and the thick conductive aluminum bar is not very firm, the welding bar is cracked and the aluminum bar cannot be fully welded are better improved.

Optionally, one end of the wire loop, which is far away from the conductive main board, forms a second mesa, and the second mesa abuts against the device.

Through adopting above-mentioned technical scheme, the second mesa improves the stability of being connected with other devices butt.

Optionally, each of the terminals is arranged on the conductive main board at equal intervals in a matrix manner, and the interval between the terminals is 10-20mm.

By adopting the technical scheme, the distance between the binding posts is 10-20mm, and the requirement of a product is met.

Optionally, a connecting through hole is formed in the middle of the binding post, and an internal thread is arranged on the inner wall of the connecting through hole and used for being connected with a screw on a device.

Through adopting above-mentioned technical scheme, be provided with the internal thread in the connect the through-hole, realized the stable connection of screw and terminal on other devices.

Optionally, the conductive main board is further connected with a conductive auxiliary board, the conductive main board is connected with the end portion of the conductive auxiliary board through a bending portion, the conductive main board and the conductive auxiliary board are vertically arranged, and the conductive auxiliary board is provided with fixing holes for fixedly connecting other devices side by side.

Through adopting above-mentioned technical scheme, electrically conductive subplate mainly used is fixed side by side with other devices, and the fixed orifices on the electrically conductive subplate, and the screw can wear to establish in the fixed orifices on the other devices of being convenient for the device can be fixed connection side by side.

In summary, the present application includes at least one of the following beneficial technical effects:

1. according to the wiring terminal and the conductive main board, the wiring terminal is in threaded connection with the conductive main board, and the threaded connection between the wiring terminal and the conductive main board cannot be influenced by the dense wiring terminal, so that the wiring terminal has the effect of convenience and quickness in mounting the wiring terminal, and the defect of unstable connection between the wiring terminal and the conductive main board which are arranged densely can be overcome;

2. because the peripheral sides of the wire connecting rings are connected by laser spot welding and laser full welding is not adopted, the laser spot welding is carried out on the basis of the threaded connection of the binding post and the conductive main board, and the defects that the connection of the aluminum column and the thick conductive aluminum bar is not very firm, the welding bar is cracked and the aluminum bar cannot be fully welded are better improved;

3. the conductive auxiliary plate is mainly used for fixing other devices side by side, and the fixing holes in the conductive auxiliary plate facilitate the screws on the other devices to penetrate through the fixing holes, so that the other devices can be fixedly connected side by side.

Drawings

Fig. 1 is a schematic overall structure diagram of a thick conductive aluminum row according to an embodiment of the present application.

Fig. 2 is a cross-sectional view of a thick conductive aluminum row of an embodiment of the present application.

Fig. 3 is an enlarged view of a portion a in fig. 2.

Fig. 4 is a schematic view of the overall structure of the terminal post of the thick conductive aluminum row according to the embodiment of the present application.

Description of reference numerals: 1. a conductive motherboard; 11. connecting holes; 12. a binding post; 121. a connecting through hole; 122. chamfering; 13. a wire connecting ring; 131. a first table top; 132. a second table top; 2. a conductive sub-plate; 21. a fixing hole; 3. a bending section; 31. and (6) rounding off.

Detailed Description

The present application is described in further detail below with reference to the attached drawing figures.

The embodiment of the application discloses thick electrically conductive aluminium row. Referring to fig. 1 and 2, the thick conductive aluminum busbar includes a conductive main board 1, a plurality of connecting holes 11 are formed in the conductive main board 1, and the connecting holes 11 penetrate through two sides of the conductive main board 1. The conductive main board 1 is further provided with a plurality of binding posts 12, and the number of the binding posts 12 is consistent with that of the connecting holes 11. Referring to fig. 2 and 3, an inner thread is provided on an inner wall of the connection hole 11, an outer thread is provided on an outer side of an end portion of the terminal 12, the end portion of the terminal 12 is inserted into the connection hole 11, and the terminal 12 is in threaded connection with the conductive main board 1 to realize fixed connection between the terminal 12 and the conductive main board 1. Compared with the connection of the binding post 12 and the conductive aluminum bar in the related art, the present application has the effect of improving the defect of unstable connection between a plurality of aluminum posts and the conductive aluminum bar.

Referring to fig. 1 and 4, in the embodiment of the present invention, the number of the connection holes 11 is six, and six connection holes 11 are arranged in a matrix on the conductive motherboard 1, wherein two connection holes 11 are far away from other four connection holes 11, and four connection holes 11 are closer to each other, and four connection holes 11 are arranged at equal intervals in pairs. The distance between each two connecting holes 11 may be 10mm or 20mm, and in the embodiment of the present application, the distance between each two connecting holes 11 is 16mm. In the embodiment of the present application, the wiring rings 13 are respectively sleeved on the wiring posts 12 arranged in the four connecting holes 11, and the wiring rings 13 are integrally formed in the embodiment of the present application, and the length of the wiring rings 13 is smaller than that of the wiring posts 12. One end of the wire loop 13 facing the conductive motherboard 1 is lower than the end of the wire 12, so that the end of the wire loop 13 facing the conductive motherboard 1 forms a first mesa 131, and the first mesa 131 abuts against the conductive motherboard 1. The end of the wire loop 13 far away from the conductive motherboard 1 is also lower than the end of the wire 12 far away from the conductive motherboard 1, a second table-board 132 is formed at the end of the wire loop 13 far away from the conductive motherboard 1, and the second table-board 132 is abutted against other devices. In the embodiment of the present application, the peripheral side of the first table 131 of each wire bonding ring 13 and the conductive main board 1 can be connected by laser spot welding, so that laser full-welding connection is not needed, laser spot welding is convenient, and the connection stability between the wiring terminal 12 and the conductive main board 1 can be further enhanced. The other two connecting holes 11 are not sleeved with the wiring ring 13, and the wiring posts 12 are connected with one end of the conductive main board 1 at the peripheral sides through laser spot welding, so that the connection between the two wiring posts 12 and the conductive main board 1 is more stable.

In the embodiment of the present application, the middle portion of each of the posts 12 is provided with a connecting through hole 121, and the connecting through hole 121 penetrates through two ends of the post 12. The inner walls of the connecting holes 11 are provided with internal threads so as to facilitate the screw connection of screws of other devices. The four closely arranged terminals 12 are provided with chamfers 122 on the peripheral sides of the connecting through holes 121 at the end far away from the conductive main board 1.

The conductive mainboard 1 is connected with a conductive auxiliary plate 2, and the conductive mainboard 1 and the conductive auxiliary plate 2 are vertically arranged along the length direction. The end of the conductive main board 1 and the end of the conductive sub-board 2 are connected by a bending part 3, and are integrally formed in the embodiment of the present application. The outer side of the bending part 3 is provided with a rounded corner 31 to reduce the hard collision between the bending part 3 and other devices. The fixing hole 21 has been seted up on the direction subplate, and in this application embodiment, the quantity of fixing hole 21 is four, and four fixing hole 21 are the equidistant setting of matrix arrangement for fix other devices side by side and connect.

The implementation principle of a thick conductive aluminum row in the embodiment of the application is as follows: the staff can be with each terminal 12's tip through rotatory to the connecting hole 11 in, make terminal 12 pass through threaded connection and install on electrically conductive mainboard 1, then, the staff is connected through laser spot welding between the week side with the wiring ring 13 on terminal 12 and electrically conductive mainboard 1, make connection that terminal 12 can be more stable on electrically conductive mainboard 1, the effectual aluminium post and the thick electrically conductive aluminium row of having solved among the correlation technique of being connected is not very firm, the welding crack with can not be full welded defect.

The above embodiments are preferred embodiments of the present application, and the protection scope of the present application is not limited by the above embodiments, so: all equivalent changes made according to the structure, shape and principle of the present application shall be covered by the protection scope of the present application.

Claims

1. A thick electrically conductive aluminium row which characterized in that: the conductive mainboard comprises a conductive mainboard (1), wherein a plurality of connecting holes (11) are formed in the conductive mainboard (1); the conductive main board (1) is also provided with binding posts (12) with the number corresponding to that of the connecting holes (11), and the binding posts (12) are arranged in the connecting holes (11) in a penetrating manner and are fixedly connected with the conductive main board (1); be provided with the internal thread on the inner wall of connecting hole (11), the tip of terminal (12) is provided with the external screw thread, the tip of terminal (12) is worn to locate in connecting hole (11), and with electrically conductive mainboard (1) threaded connection.

2. The thick conductive aluminum busbar of claim 1, wherein: still overlap on terminal (12) and be equipped with wiring ring (13), the length of wiring ring (13) is less than the length of terminal (12), wiring ring (13) forms first mesa (131) towards the one end of electrically conductive mainboard (1), first mesa (131) and electrically conductive mainboard (1) butt, the week side of first mesa (131) and electrically conductive mainboard (1) are through end laser spot welding.

3. The thick conductive aluminum busbar of claim 2, wherein: one end of the wire connecting ring (13) far away from the conductive main board (1) forms a second table-board (132), and the second table-board (132) is abutted to a device.

4. The thick conductive aluminum busbar of claim 1, wherein: the binding posts (12) are arranged on the conductive main board (1) at equal intervals in a matrix manner, and the interval between the binding posts (12) is 10-20mm.

5. The thick conductive aluminum busbar of claim 1, wherein: and a connecting through hole (121) is formed in the middle of the binding post (12), and internal threads are formed in the inner wall of the connecting through hole (121) and are used for being connected with a screw on a device.

6. The thick conductive aluminum busbar of claim 1, wherein: still be connected with electrically conductive subplate (2) on electrically conductive mainboard (1), electrically conductive mainboard (1) passes through kink (3) with the tip of electrically conductive subplate (2) and is connected, just electrically conductive mainboard (1) and electrically conductive subplate (2) set up perpendicularly, fixed orifices (21) have been seted up on electrically conductive subplate (2) for with device fixed connection side by side.