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CN-224204596-U - Heating control module, power distribution device, battery pack and electric equipment

CN224204596UCN 224204596 UCN224204596 UCN 224204596UCN-224204596-U

Abstract

The application provides a heating control module, a power distribution device, a battery pack and electric equipment, and relates to the technical field of batteries. The heating control module comprises a relay and a heating insurance, wherein the relay comprises a shell and a relay body, the shell is provided with an installation cavity, and the heating insurance and the relay body are arranged in the installation cavity. The heating control module provided by the embodiment of the application can integrate the heating insurance in the shell of the relay, realizes electric isolation of the heating insurance by utilizing the shell of the relay, and can solve the problems of insufficient system integration level, reduced production efficiency and increased manufacturing cost of the distribution box.

Inventors

  • WEN MENGYUAN
  • WANG CHENGLIN
  • XIAO XUEFEI
  • WU ZHENHAN
  • ZENG ZHI

Assignees

  • 比亚迪股份有限公司
  • 无为弗迪电池有限公司

Dates

Publication Date
20260505
Application Date
20250430

Claims (20)

  1. 1. A heating control module characterized by comprising a relay and a heating fuse (200), the relay comprising a housing (100) and a relay body (300); The shell (100) is provided with a mounting cavity (101), and the heating insurance (200) and the relay body (300) are arranged in the mounting cavity (101).
  2. 2. The heating control module according to claim 1, characterized in that the heating fuse (200) is arranged vertically within the housing (100).
  3. 3. The heating control module according to claim 1 or 2, characterized in that the heating fuse (200) is provided with a second joint (220), the relay body (300) is provided with a fourth joint (320), the fourth joint (320) being electrically connected with the second joint (220).
  4. 4. The heating control module of claim 3, further comprising an electrical connection; The heating insurance (200) is provided with a first connector (210), and the first connector (210) is electrically connected with the electrical connector; The relay body (300) is provided with a third connector (310), and the third connector (310) is electrically connected with the electrical connector.
  5. 5. The heating control module of claim 4, wherein the electrical connection is a circuit board (90).
  6. 6. The heating control module according to claim 5, characterized in that the depth direction of the mounting cavity (101) is arranged perpendicularly to the circuit board (90).
  7. 7. The heating control module of claim 6, wherein the heating fuse (200) is disposed perpendicular to the circuit board (90), the first connector (210) is located at an end of the heating fuse (200) that is proximate to the circuit board (90), and the second connector (220) is located at an end of the heating fuse (200) that is distal from the circuit board (90); The first end of the fourth connector (320) and the third connector (310) are located at one end of the relay body (300) close to the circuit board (90), and the second end of the fourth connector (320) extends towards one end of the relay body (300) far away from the circuit board (90).
  8. 8. A heating control module according to claim 3, characterized in that the fourth joint (320) is provided with a plug-in part (321), the second joint (220) being plugged into the plug-in part (321).
  9. 9. A heating control module according to claim 3, characterized in that a partition (110) is provided in the housing (100), the partition (110) dividing the mounting cavity (101) into a first mounting area (1011) and a second mounting area (1012); The heating fuse (200) is disposed in the first mounting region (1011), and the relay body (300) is disposed in the second mounting region (1012).
  10. 10. The heating control module according to claim 9, characterized in that the partition (110) is provided with a communication port (111), the communication port (111) communicating the first mounting region (1011) and the second mounting region (1012).
  11. 11. The heating control module according to claim 10, wherein at least one of the fourth joint (320) and the second joint (220) is provided within the communication port (111); And/or the fourth joint (320) and the second joint (220) are connected through the communication port (111).
  12. 12. The heating control module of claim 4, wherein at least one of the direction of extension, the length, and the shape of the first joint (210) and the second joint (220) are different; And/or at least one of the extension direction, the length and the shape of the third joint (310) and the fourth joint (320) are different.
  13. 13. The heating control module according to claim 4, characterized in that a limit part is provided in the installation cavity (101); When the heating insurance (200) is positioned in the mounting cavity (101), the limiting part is abutted with the outer peripheral surface of the heating insurance (200).
  14. 14. The heating control module according to claim 13, wherein the limiting portion includes a plurality of limiting strips (120), each of the limiting strips (120) is distributed at intervals on a peripheral side of the heating fuse (200), and an extending direction of the limiting strip (120) is parallel to an extending direction of the first connector (210).
  15. 15. The heating control module according to claim 14, wherein an abutment slope (121) is provided on a side of the limit bar (120) facing the heating fuse (200), the abutment slope (121) abutting against an outer peripheral surface of the heating fuse (200).
  16. 16. The heating control module according to claim 13, wherein the limit portion includes a limit plate (130), the limit plate (130) is disposed in the housing (100), and the limit plate is located in the mounting cavity (101); When the fourth joint (320) is electrically connected with the second joint (220), at least one of the fourth joint (320) and the second joint (220) is abutted against the surface of the limiting plate (130).
  17. 17. The heating control module according to claim 16, wherein the limiting portion includes a limiting groove (131) formed in the limiting plate (130), and the heating fuse (200) is embedded in the limiting groove (131) when the heating fuse (200) is located in the mounting cavity (101).
  18. 18. The heating control module of claim 4 wherein the electrical connection is a wire harness.
  19. 19. The heating control module according to claim 1 or 2, characterized in that the number of relay bodies (300) is plural, wherein one of the relay bodies (300) is connected to the heating fuse (200).
  20. 20. The heating control module of claim 19, wherein at least some of the relay bodies (300) of the plurality of relay bodies (300) are disposed in parallel; And/or at least part of the relay body (300) is arranged vertically.

Description

Heating control module, power distribution device, battery pack and electric equipment Technical Field The application relates to the technical field of batteries, in particular to a heating control module, a power distribution device, a battery pack and electric equipment. Background New energy distribution box, especially distribution box equipped with heating circuit, is vital in electric automobile, energy storage system etc. fields. The system realizes accurate monitoring and protection of the heating loop and other circuits through the integrated battery management system, and ensures safe and efficient operation of the system. In the new energy distribution box, a heating relay and a heating safety are key components. The heating relay is welded to the circuit board through wave soldering, and the width of the heating insurance is larger than that of the heating relay, and the heating insurance needs to be transversely inserted and welded to the circuit board. Due to space constraints, the heating fuse often cannot be located in close proximity to the heating relay, but rather is located remotely. In order to meet the requirement of the electric gap, plastic limit ribs or an electric gap protection cover are additionally arranged between the heating insurance and the adjacent conductive parts, so that the number of insulating parts and the plastic consumption are increased. Therefore, the installation of the heating relay and the heating fuse in the distribution box is limited by the requirements of space and electric clearance, and the problems of insufficient system integration, reduced production efficiency and increased manufacturing cost exist. Disclosure of utility model The embodiment of the application provides a heating control module, a power distribution device, a battery pack and electric equipment, which are used for solving the problems of insufficient system integration level, low production efficiency and high manufacturing cost of a power distribution box. In a first aspect, the present application provides a heating control module comprising The relay comprises a shell and a relay body; The shell is provided with an installation cavity, and the heating insurance and the relay body are arranged in the installation cavity. As an alternative embodiment, the heating element is arranged vertically in the housing. As an alternative embodiment, the heating insurance is provided with a second connector, the relay body is provided with a fourth connector, and the fourth connector is electrically connected with the second connector. As an alternative embodiment, further comprising an electrical connection; The heating insurance is provided with a first connector, and the first connector is electrically connected with the electric connecting piece; The relay body is provided with a third connector, and the third connector is electrically connected with the electric connecting piece. As an alternative embodiment, the electrical connector is a circuit board. As an alternative embodiment, the depth direction of the mounting cavity is arranged perpendicular to the circuit board. As an alternative embodiment, the heating fuse is arranged perpendicular to the circuit board, the first connector is positioned at one end of the heating fuse close to the circuit board, and the second connector is positioned at one end of the heating fuse far away from the circuit board; The first end of the fourth connector and the third connector are located at one end, close to the circuit board, of the relay body, and the second end of the fourth connector extends to one end, far away from the circuit board, of the relay body. As an alternative embodiment, the fourth connector is provided with a plug-in portion, and the second connector is plugged into the plug-in portion. As an alternative embodiment, a partition is disposed in the housing, the partition dividing the mounting cavity into a first mounting area and a second mounting area; The heating insurance is arranged in the first installation area, and the relay body is arranged in the second installation area. As an alternative embodiment, the partition is provided with a communication port that communicates the first mounting region and the second mounting region. As an alternative embodiment, at least one of the fourth joint and the second joint is disposed within the communication port; And/or the fourth joint is connected with the second joint through the communication port. As an alternative embodiment, at least one of the extending direction, the length, and the shape of the first joint and the second joint are different; and/or at least one of the extending direction, length and shape of the third joint and the fourth joint is different. As an alternative embodiment, a limit part is arranged in the installation cavity; when the heating insurance is positioned in the mounting cavity, the limiting part is abutted with the outer peripheral surface of the hea