CN220731814U - Copper-aluminum transition wiring terminal - Google Patents
Copper-aluminum transition wiring terminal Download PDFInfo
- Publication number
- CN220731814U CN220731814U CN202322458521.9U CN202322458521U CN220731814U CN 220731814 U CN220731814 U CN 220731814U CN 202322458521 U CN202322458521 U CN 202322458521U CN 220731814 U CN220731814 U CN 220731814U
- Authority
- CN
- China
- Prior art keywords
- copper
- aluminum
- binding post
- fixedly connected
- wiring terminal
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Active
Links
- JRBRVDCKNXZZGH-UHFFFAOYSA-N alumane;copper Chemical compound [AlH3].[Cu] JRBRVDCKNXZZGH-UHFFFAOYSA-N 0.000 title claims abstract description 47
- 230000007704 transition Effects 0.000 title claims abstract description 22
- XAGFODPZIPBFFR-UHFFFAOYSA-N aluminium Chemical compound [Al] XAGFODPZIPBFFR-UHFFFAOYSA-N 0.000 claims abstract description 28
- 229910052782 aluminium Inorganic materials 0.000 claims abstract description 28
- RYGMFSIKBFXOCR-UHFFFAOYSA-N Copper Chemical compound [Cu] RYGMFSIKBFXOCR-UHFFFAOYSA-N 0.000 claims abstract description 20
- 229910052802 copper Inorganic materials 0.000 claims abstract description 19
- 239000010949 copper Substances 0.000 claims abstract description 19
- 239000000463 material Substances 0.000 claims abstract description 10
- 238000013016 damping Methods 0.000 claims description 10
- 239000012212 insulator Substances 0.000 claims description 5
- 230000000149 penetrating effect Effects 0.000 claims 1
- 239000002131 composite material Substances 0.000 abstract description 9
- 238000003466 welding Methods 0.000 abstract description 8
- 238000006056 electrooxidation reaction Methods 0.000 abstract description 5
- 229910000831 Steel Inorganic materials 0.000 abstract description 3
- 239000010959 steel Substances 0.000 abstract description 3
- 238000010586 diagram Methods 0.000 description 2
- TWNQGVIAIRXVLR-UHFFFAOYSA-N oxo(oxoalumanyloxy)alumane Chemical compound O=[Al]O[Al]=O TWNQGVIAIRXVLR-UHFFFAOYSA-N 0.000 description 2
- AZDRQVAHHNSJOQ-UHFFFAOYSA-N alumane Chemical group [AlH3] AZDRQVAHHNSJOQ-UHFFFAOYSA-N 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000002788 crimping Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 238000007254 oxidation reaction Methods 0.000 description 1
- 239000013589 supplement Substances 0.000 description 1
Classifications
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02E—REDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
- Y02E60/00—Enabling technologies; Technologies with a potential or indirect contribution to GHG emissions mitigation
- Y02E60/10—Energy storage using batteries
Landscapes
- Connection Of Batteries Or Terminals (AREA)
Abstract
The utility model discloses a copper-aluminum transition binding post, which comprises an aluminum binding post, wherein one end of the aluminum binding post is fixedly connected with a copper-aluminum material connecting block, the other end of the copper-aluminum material connecting block is fixedly connected with a copper binding post, the copper binding post is fixedly connected with a connecting rod below the aluminum binding post, a connecting frame is arranged below the connecting rod, the bottom of the connecting frame is fixedly connected with a base, and a copper-aluminum composite material connecting block is arranged between the aluminum binding post and the copper binding post, so that the connection between the aluminum binding post and the copper-aluminum composite material connecting block and the connection between the copper-aluminum binding post and the copper-aluminum composite material connecting block are firmer, the difficulty of welding special-shaped steel is reduced, and electrochemical corrosion between the aluminum binding post and the copper-aluminum binding post is reduced.
Description
Technical Field
The utility model relates to the field of wiring terminals, in particular to a copper-aluminum transition wiring terminal.
Background
When the aluminum wire and the copper wire are required to be connected in a conducting way, if the aluminum wire is directly connected with the copper terminal, electrochemical corrosion occurs due to the difference of zero electric potentials of the aluminum wire and the copper terminal; meanwhile, the easy oxidization of aluminum causes a layer of aluminum oxide film to be easily generated on the surface of the aluminum, aluminum oxide is not easy to weld and has poor conductivity, and a terminal crimping position can form a large voltage drop to influence the electrical performance of a joint;
the copper-aluminum transition terminal is an indispensable part for connecting a power cable terminal and power equipment in a power line, and is used for transitionally connecting an aluminum core cable to a copper bar of the power equipment, and a copper-aluminum welding part of the conventional copper-aluminum transition terminal is arranged on a terminal plate surface; in the power operation process, the fracture phenomenon of the copper-aluminum welding part is easy to occur due to the existence of electrochemical corrosion, and the safety and the reliability of the operation of the power equipment are seriously affected.
Disclosure of Invention
The utility model aims to provide a copper-aluminum transition wiring terminal, which solves the problem that the structural design influences the mechanical strength because the copper-aluminum welding part of the copper-aluminum transition terminal in the prior art is arranged on the surface of the terminal board.
In order to achieve the above purpose, the utility model adopts the following technical scheme that the copper-aluminum transition wiring terminal comprises an aluminum wiring terminal, wherein one end of the aluminum wiring terminal is fixedly connected with a copper-aluminum material connecting block, the other end of the copper-aluminum material connecting block is fixedly connected with a copper wiring terminal, and a connecting rod is fixedly connected below the copper wiring terminal and the aluminum wiring terminal;
the connecting rod is provided with the link below, the bottom fixedly connected with base of link.
As a further description of the above technical solution: the inner side of the connecting frame is provided with a limiting groove, and the bottom of the inner side of the limiting groove is fixedly connected with a damping spring.
As a further description of the above technical solution: the lower extreme of connecting rod runs through the spacing groove inwards and is provided with the limiting plate, the other end and the damping spring fixed connection of limiting plate.
As a further description of the above technical solution: and an insulator is arranged on the connecting rod.
The utility model has the following beneficial effects:
1. compared with the prior art, the copper-aluminum transition connecting terminal has the advantages that the copper-aluminum composite connecting block is arranged between the aluminum connecting terminal and the copper-aluminum composite connecting block, so that the connection between the aluminum connecting terminal and the copper-aluminum composite connecting block and the connection between the copper connecting terminal and the copper-aluminum composite connecting block are firmer, the difficulty of welding special-shaped steel is reduced, and the electrochemical corrosion between the aluminum connecting terminal and the copper connecting terminal is reduced;
2. compared with the prior art, the copper-aluminum transition connecting terminal has the advantages that the aluminum and copper two ends are respectively fixed with the cross arm through the insulating assembly, so that shaking of the connecting terminal due to external force is avoided to the greatest extent, and the phenomenon that the welding surface of the copper-aluminum transition connecting terminal of an outdoor distribution line is broken due to the external force such as strong wind and vibration can be effectively avoided.
Additional aspects and advantages of the utility model will be set forth in part in the description which follows, and in part will be obvious from the description, or may be learned by practice of the utility model.
Drawings
The utility model is further illustrated by the following figures and examples;
FIG. 1 is a schematic diagram of the overall structure of a copper-aluminum transition terminal according to the present utility model;
FIG. 2 is a schematic diagram of the internal structure of a connecting frame of a copper-aluminum transition terminal according to the present utility model;
fig. 3 is a side view of a copper aluminum transition terminal of the present utility model.
Legend description:
1. aluminum connecting terminals; 2. copper-aluminum material connecting blocks; 3. copper wiring terminals; 4. a connecting rod; 5. a connecting frame; 6. a base; 7. a limiting plate; 8. a damping spring; 9. a limit groove; 10. an insulator.
Detailed Description
Reference will now be made in detail to the present embodiments of the present utility model, examples of which are illustrated in the accompanying drawings, wherein the accompanying drawings are used to supplement the description of the written description so that one can intuitively and intuitively understand each technical feature and overall technical scheme of the present utility model, but not to limit the scope of the present utility model.
Referring to fig. 1-3, one embodiment provided by the present utility model is: the copper-aluminum transition binding post comprises an aluminum binding post 1, one end of the aluminum binding post 1 is fixedly connected with a copper-aluminum material connecting block 2, and a copper-aluminum composite material connecting block 2 is arranged between the aluminum binding post 1 and the copper binding post 3, so that the connection between the aluminum binding post 1 and the copper-aluminum material connecting block 2 and the connection between the copper binding post 3 and the copper-aluminum composite material connecting block 2 are firmer, the difficulty of welding special-shaped steel is reduced, electrochemical corrosion between the aluminum binding post 1 and the copper binding post 3 is reduced, the other end of the copper-aluminum material connecting block 2 is fixedly connected with a copper binding post 3, and a connecting rod 4 is fixedly connected below the copper binding post 3 and the aluminum binding post 1;
the connecting frame 5 is arranged below the connecting rod 4, the base 6 is fixedly connected to the bottom of the connecting frame 5, the limit groove 9 is formed in the inner side of the connecting frame 5, the damping spring 8 is fixedly connected to the bottom of the inner side of the limit groove 9, the limit plate 7 is inwards arranged at the lower end of the connecting rod 4 through the limit groove 9, the other end of the limit plate 7 is fixedly connected with the damping spring 8, when the copper-aluminum transition terminal above is affected by the outside to vibrate, the connecting rod 4 at the bottom drives the limit plate 7 to downwards extrude the damping spring 7, the damping buffer effect of the whole copper-aluminum wiring terminal can be realized under the action of the damping spring 7, shaking of the wiring terminal due to external force is avoided to the greatest extent, and the phenomenon that the welding surface of the copper-aluminum transition wiring terminal of an outdoor distribution line is broken due to the external force such as strong wind and vibration can be effectively avoided;
the connecting rod 4 is provided with insulators 10, and the free ends of the two insulators 10 are respectively connected to the same cross arm.
The embodiments of the present utility model have been described in detail with reference to the accompanying drawings, but the present utility model is not limited to the above embodiments, and various changes can be made within the knowledge of one of ordinary skill in the art without departing from the spirit of the present utility model.
Claims (4)
1. The copper-aluminum transition wiring terminal comprises an aluminum wiring terminal (1), and is characterized in that one end of the aluminum wiring terminal (1) is fixedly connected with a copper-aluminum material connecting block (2), the other end of the copper-aluminum material connecting block (2) is fixedly connected with a copper wiring terminal (3), and a connecting rod (4) is fixedly connected below the copper wiring terminal (3) and the aluminum wiring terminal (1);
the lower part of the connecting rod (4) is provided with a connecting frame (5), and the bottom of the connecting frame (5) is fixedly connected with a base (6).
2. The copper-aluminum transition wiring terminal according to claim 1, wherein a limiting groove (9) is formed in the inner side of the connecting frame (5), and a damping spring (8) is fixedly connected to the bottom of the inner side of the limiting groove (9).
3. The copper-aluminum transition wiring terminal according to claim 2, wherein a limiting plate (7) is inwards arranged at the lower end of the connecting rod (4) penetrating through the limiting groove (9), and the other end of the limiting plate (7) is fixedly connected with the damping spring (8).
4. Copper-aluminum transition terminal according to claim 1, characterized in that the connecting rod (4) is provided with an insulator (10).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322458521.9U CN220731814U (en) | 2023-09-11 | 2023-09-11 | Copper-aluminum transition wiring terminal |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322458521.9U CN220731814U (en) | 2023-09-11 | 2023-09-11 | Copper-aluminum transition wiring terminal |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN220731814U true CN220731814U (en) | 2024-04-05 |
Family
ID=90487778
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202322458521.9U Active CN220731814U (en) | 2023-09-11 | 2023-09-11 | Copper-aluminum transition wiring terminal |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN220731814U (en) |
-
2023
- 2023-09-11 CN CN202322458521.9U patent/CN220731814U/en active Active
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| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant |