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CN-224217729-U - Bus terminal and power distribution module

CN224217729UCN 224217729 UCN224217729 UCN 224217729UCN-224217729-U

Abstract

The utility model discloses a bus terminal and a power distribution module, and relates to the technical field of electrical engineering, wherein the bus terminal comprises a body, the body is provided with a first bending arm and a second bending arm, and the first bending arm is connected with the second bending arm; the first bending arm is provided with an extension section in a protruding mode at one end, far away from the second bending arm, of the first bending arm, the extension section is connected with the first bending arm, the extension section is provided with a connecting portion, the connecting portion is used for connecting the body and the bus bar, and the second bending arm is provided with welding feet in a protruding mode, and the welding feet are used for connecting the circuit board. The technical scheme provided by the utility model can solve the problems that in the large-scale matrix of the existing low-voltage relay, the fixing mode of the busbar and the circuit board is constrained by the busbar terminal, and the busbar and the circuit board are usually fixed only in one direction due to frequent maintenance or replacement of the circuit board, so that the busbar is required to be detached firstly for replacement and maintenance of the circuit board, and then the circuit board is reversely detached, thereby greatly influencing the convenience in assembly and later maintenance performance.

Inventors

  • LI YANG
  • HUANG BINGYUAN
  • CHEN HEFEI

Assignees

  • 东莞市中汇瑞德电子股份有限公司

Dates

Publication Date
20260508
Application Date
20250424

Claims (10)

  1. 1. A busbar terminal for use in a power distribution module, comprising: The body (1) is provided with a first bending arm (11) and a second bending arm (12), wherein the first bending arm (11) is connected with the second bending arm (12), one end of the first bending arm (11) far away from the second bending arm (12) is convexly provided with an extension section (111), and the extension section (111) is connected with the first bending arm (11); The extension section (111) is provided with a connecting portion (111 a), the connecting portion (111 a) is used for connecting the body (1) and the busbar (3), the second bending arm (12) is provided with a welding leg (121) in a protruding mode, the welding leg (121) is used for connecting the circuit board (2), and when the welding leg (121) is connected with the circuit board (2), the connecting portion (111 a) is exposed to the circuit board (2).
  2. 2. The busbar terminal according to claim 1, wherein the second bending arm (12) is provided with at least two of the fillets (121) in a protruding manner, and the second bending arm (12) is provided with at least one of the fillets (121) on opposite sides in a longitudinal direction of the bending line of the first bending arm (11) and the second bending arm (12).
  3. 3. The busbar terminal according to claim 2, wherein first connecting chamfers (122) are formed between all the fillets (121) and the second crimping arms (12), and each of the first connecting chamfers (122) connects one of the fillets (121) and the second crimping arm (12).
  4. 4. A busbar terminal according to any one of claims 1 to 3, wherein a first angle (B) is formed between the plane in which the first bending arm (11) is located and the plane in which the second bending arm (12) is located, the first angle (B) being in the range of 85 ° to 95 °.
  5. 5. The busbar terminal according to claim 4, wherein a second connecting chamfer (112) is formed between the first bending arm (11) and the second bending arm (12), and the second connecting chamfer (112) connects the first bending arm (11) and the second bending arm (12).
  6. 6. The busbar terminal according to claim 1, wherein the body (1) has two second bending arms (12), both the second bending arms (12) are connected to the first bending arms (11), and both the second bending arms (12) are provided with at least one solder leg (121) in a protruding manner.
  7. 7. A busbar terminal according to any one of claims 1 to 3, wherein the connecting portion (111 a) is a connecting hole, and an inner peripheral wall of the connecting hole is provided with an internal thread.
  8. 8. A busbar terminal according to any one of claims 1 to 3, wherein the first bending arm (11), the second bending arm (12) and the extension section (111) are all of an integrally formed structure.
  9. 9. A power distribution module, comprising: A circuit board (2); Bus bar (3), and The bus terminal according to any one of claims 1 to 8, which connects the circuit board (2) and the bus bar (3).
  10. 10. The power distribution module according to claim 9, wherein the circuit board (2) is provided with a soldering hole (2 a), the soldering hole (2 a) is soldered to the soldering leg (121), the busbar (3) has a mating portion (31), and the mating portion (31) is detachably connected to the connecting portion (111 a).

Description

Bus terminal and power distribution module Technical Field The utility model relates to the technical field of electrical engineering, in particular to a bus terminal and a power distribution module. Background The current rising trend of green energy sources illustrates the infinite prospect of charging piles and energy storage technology application. As one of the core components of the charging pile and the energy storage industry, the explosive development of PDU (power distribution module) is undoubted. The existing PDU module mainly develops towards the direction of matrix centralized control, and as a component of the PDU module, a convergence terminal of a circuit board plays a vital role. The current PDU circuit board is mainly provided with a U-shaped tooth hole structure. In a common large-scale matrix of the low-voltage relay, the fixing mode of the busbar and the circuit board is constrained by the busbar terminal, and as the circuit board is frequently required to be maintained or replaced, the busbar and the circuit board can be fixed in one direction, so that the busbar is required to be detached firstly for replacement and maintenance of the circuit board, and then the circuit board is reversely detached, thereby greatly influencing the convenience in assembly and later maintenance performance. Disclosure of utility model The utility model mainly aims to provide a bus terminal and a power distribution module, and aims to solve the problems that in the large-scale matrix of the existing low-voltage relay, the fixing mode of a bus bar and a circuit board is constrained by the bus terminal, and the bus bar and the circuit board are usually fixed in one direction only because the circuit board is frequently required to be maintained or replaced, so that the bus bar is required to be detached firstly for replacement and maintenance of the circuit board, and then the circuit board is reversely removed, so that the assembly convenience and the later maintenance performance are greatly influenced. The utility model provides a bus terminal for a power distribution module, which comprises a body, wherein the body is provided with a first bending arm and a second bending arm, the first bending arm is connected with the second bending arm, one end of the first bending arm, which is far away from the second bending arm, is convexly provided with an extension section, which is connected with the first bending arm, the extension section is provided with a connecting part, the connecting part is used for connecting the body and a bus bar, the second bending arm is convexly provided with a soldering leg, the soldering leg is used for connecting a circuit board, and when the soldering leg is connected with the circuit board, the connecting part is exposed on the circuit board. In an embodiment, the second bending arm is provided with at least two welding legs in a protruding manner, and the second bending arm is provided with at least one welding leg at two opposite sides along the length direction of the bending line of the first bending arm and the second bending arm. In an embodiment, first connection chamfers are formed between all the fillets and the second crimping arms, and each first connection chamfer is connected with one of the fillets and the second crimping arm. In an embodiment, a first included angle is formed between the plane in which the first bending arm is located and the plane in which the second bending arm is located, and the first included angle ranges from 85 ° to 95 °. In an embodiment, a second connecting chamfer is formed between the first bending arm and the second bending arm, and the second connecting chamfer connects the first bending arm and the second bending arm. In one embodiment, the body is provided with two second bending arms, the two second bending arms are connected with the first bending arms, and at least one welding leg is arranged on the two second bending arms in a protruding mode. In an embodiment, the connecting portion is a connecting hole, and an inner circumferential wall of the connecting hole is provided with an internal thread. In an embodiment, the first bending arm, the second bending arm and the extension section are all integrally formed. The utility model also provides a power distribution module which comprises a circuit board, a bus bar and a bus bar terminal, wherein the bus bar terminal is connected with the circuit board and the bus bar. In an embodiment, the circuit board is provided with a soldering hole, the soldering hole is in soldering connection with the soldering leg, the busbar is provided with a matching portion, and the matching portion is detachably connected with the connecting portion. According to the technical scheme, the disassembly and fixation of the circuit board and the busbar are realized by changing the structural design of the busbar terminal in the direction of approaching the busbar to the circuit board, so that the pr