Search

EP-4738598-A2 - BRACKET, BATTERY ASSEMBLY, ELECTRIC APPARATUS, AND PREPARATION METHOD AND DEVICE OF BATTERY ASSEMBLY

EP4738598A2EP 4738598 A2EP4738598 A2EP 4738598A2EP-4738598-A2

Abstract

The present application provides a bracket (100), a battery assembly (10), an electric apparatus (1), and a preparation method and device (6) of the battery assembly (10), and relates to the field of batteries. The bracket (100) is configured to be connected to a battery (300) and an electric apparatus (1) body; the battery (300) includes a first connector (310) for outputting electric energy; and the bracket (100) includes a bracket body (110) and a second connector (140). The bracket body (110) is configured to fix the battery (300). The second connector (140) is mounted on the bracket body (110); and a connecting end of the second connector (140) faces towards a gravity direction, so that the first connector (310) can be butted with the second connector (140) along the opposite direction of the gravity direction, thereby realizing electric connection between the first connector (310) and the second connector (140). Such a structure will not damage the first connector (310) and/or the second connector (140) due to the gravity of the battery (300) so as not to affect the use of the battery (300) or the electric apparatus (1). In the process of mounting the battery (300) , the first connector (310) can be butted with the second connector (140) only by pushing the battery (300) to move along the opposite direction of the gravity, which is convenient and fast.

Inventors

  • QIAN, Mu
  • Wang, Kangyu

Assignees

  • Contemporary Amperex Technology (Hong Kong) Limited

Dates

Publication Date
20260506
Application Date
20200930

Claims (15)

  1. A bracket (100), configured to be connected to a battery (300) and an electric apparatus body, the electric apparatus body is a vehicle body, and the bracket (100) is connected to the bottom of the vehicle body, the battery (300) comprising a first connector (310) for outputting electric energy, and the bracket (100) comprising: a bracket body (110), configured to fix the battery (300); and a second connector (140), mounted on the bracket body (110), wherein a connecting end of the second connector (140) faces towards a gravity direction, so that the first connector (310) is capable of being butted with the second connector (140) along the opposite direction of the gravity direction, thereby realizing electric connection between the first connector (310) and the second connector (140).
  2. The bracket (100) according to claim 1, wherein the connecting end of the second connector (140) comprises a terminal (141); the terminal (141) is configured to be butted with the first connector (310) to realize electric connection between the terminal (141) and the first connector (310); and the terminal extends in the gravity direction.
  3. The bracket (100) according to claim 2, wherein the second connector (140) further comprises a base (142), a first lead (143) and a second lead (144); the connecting end of the second connector (140) is fixed on the base (142); the terminal (141)includes a first terminal and a second terminal with opposite polarities; one end of the first lead (143) is connected to the first terminal; one end of the second lead (144) is connected to the second terminal; and the first lead (143) and the second lead (144) respectively stretch out towards two opposite sides of the base (142) in a first direction, the first direction being perpendicular to the gravity direction.
  4. The bracket (100) according to claim 3, wherein the first lead (143) and the second lead (144) are at least partially located in the base (142); a first wire outlet hole (145) and a second wire outlet hole (146) are formed in the two opposite sides of the base (142) in the first direction respectively; the first lead (143) stretches out of the first wire outlet hole (145); and the second lead (144) stretches out of the second wire outlet hole (146).
  5. The bracket (100) according to claim 4, wherein a center line of the first wire outlet hole (145) coincides with a center line of the second wire outlet hole (146).
  6. The bracket (100) according to any one of claims 3-5, wherein the first terminal and the second terminal are arranged at intervals in the first direction.
  7. The bracket (100) according to any one of claims 3-6, wherein a size of the base (142) in the first direction is greater than that of the base (142) in a second direction, and the first direction, the second direction and the gravity direction are perpendicular to each other.
  8. The bracket (100) according to any one of claims 1-7, wherein the second connector (140) is mounted on the bracket body (110) in a floating manner.
  9. The bracket (100) according to any one of claims 1-8, wherein the bracket body (110) comprises a first beam (111), a second beam (112) and a fixing frame (114); the first beam (111) and the second beam (112) are arranged oppositely; an accommodating space for accommodating the battery (300) is formed between the first beam (111) and the second beam (112); the fixing frame (114) is connected to the first beam (111) and/or the second beam (112); and the second connector (140) is mounted on the fixing frame (114).
  10. The bracket (100) according to claim 9, wherein the fixing frame (114) is U-shaped, and two ends of the fixing frame (114) are connected to the first beam (111) and the second beam (112) respectively.
  11. The bracket (100) according to claim 9 or 10, wherein the bracket body (110) further comprises at least one third beam (113), and each third beam (113) is connected to the first beam (111) and the second beam (112).
  12. The bracket (100) according to claim 9, wherein there are two first beams (111); the two first beams (111) are arranged oppositely; the second beam (112) is located between the two first beams (111), so that the bracket (100) forms two accommodating spaces; and each of the accommodating spaces is correspondingly provided with at least one second connector (140).
  13. The bracket (100) according to any one of claims 1-12, wherein the bracket (100) further includes: a locking mechanism (130); and the locking mechanism (130) is mounted on the bracket body (110) and is configured to lock the battery (300) in the bracket body (110); and the battery (300) is provided with a locking portion (360); the bracket body (110) is provided with a channel (116) extending in the gravity direction; the channel (116) extends to a lower surface of the bracket body (110), so that the locking portion (360) can enter and exit the channel (116); the locking mechanism (130) is configured to lock the locking portion (360) when the locking portion (360) moves upwards to a predetermined position of the channel (116); and the locking mechanism (130) is configured to unlock the locking portion (360), so that the locking portion (360) moves downwards under the gravity action of the battery (300) to be separated from the channel (116).
  14. A battery assembly (10), comprising: the bracket (100) according to any one of claims 1-13, the bracket (100) configured to be mounted on the electric apparatus body; and a battery (300) mounted on the bracket (100) and comprising a first connector (310).
  15. An electric apparatus (1), comprising: an electric apparatus body; and the battery assembly (10) according to claim 14, wherein the bracket (100) of the battery assembly (10) is mounted on the electric apparatus body.

Description

TECHNOLOGY FIELD The present application relates to the field of batteries, and in particular, to a bracket, a battery assembly, an electric apparatus, and a preparation method and device of the battery assembly. BACKGROUND Energy saving and emission reduction are the key to the sustainable development of automobile industry. In this case, electric vehicles have become an important part for the sustainable development of the automobile industry due to their advantages of energy saving and environmental protection. At present, a battery is directly mounted on a vehicle. The battery is inconvenient to disassemble when needing to be maintained or changed. For the convenience of battery disassembly, a bracket is mounted on the vehicle, electric energy of the battery is transmitted to the vehicle through a connector on the bracket, but the stable electric connection relationship between the bracket and the battery is very important for normal operation of the vehicle. However, electric connection between the bracket and the battery is often damaged. The vehicle cannot be used once the electric connection is damaged. SUMMARY An embodiment of the present application provides a bracket, a battery assembly, an electric apparatus, and a preparation method and device of the battery assembly, so as to improve the problem that the battery of the vehicle is inconvenient to disassemble and assemble at present. According to a first aspect, an embodiment of the present application provides a bracket. The bracket is configured to be connected to a battery and an electric apparatus body; the battery includes a first connector for outputting electric energy; and the bracket includes a bracket body and a second connector. The bracket body is configured to fix the battery. The second connector is mounted on the bracket body; and a connecting end of the second connector faces towards a gravity direction, so that the first connector can be butted with the second connector along the opposite direction of the gravity direction, thereby realizing electric connection between the first connector and the second connector. In the above technical solution, the connecting end of the second connector faces towards the gravity direction, and the first connector on the battery is butted with the second connector along the opposite direction of the gravity direction, so that damage to the first connector and/or the second connector caused by the gravity of the battery is avoided, thereby preventing the influence on the use of the battery or the electric apparatus. In the process of mounting the battery, the first connector can be butted with the second connector only by pushing the battery to move along the opposite direction of the gravity, which is convenient and fast. In addition, the bracket according to the embodiment in the first aspect of the present application has the following additional technical features: In some embodiments of the first aspect of the present application, the connecting end of the second connector includes a terminal, where the terminal is configured to be butted with the first connector, so that electric connection between the terminal and the first connector is realized, and the terminal extends in the gravity direction. In the above technical solution, an extension direction of the terminal is consistent with a butting direction of the first connector and the second connector, thereby avoiding the influence on the lead performance between the first connector and the second connector and the electric safety performance of the electric apparatus caused by bending, even breakage of the terminal due to inconsistency between the extension direction of the terminal and the butting direction in the butting process of the first connector and the second connector. In some embodiments of the first aspect of the present application, the second connector further includes a base, a first lead and a second lead; the connecting end of the second connector is fixed on the base; the terminal includes a first terminal and a second terminal with opposite polarities; one end of the first lead is connected to the first terminal; one end of the second lead is connected to the second terminal; and the first lead and the second lead respectively stretch out towards two opposite sides of the base in a first direction, the first direction being perpendicular to the gravity direction. In the above technical solution, the first lead and the second lead stretch out of the base in opposite directions, thereby reducing the risk of shortcircuit between the first lead and the second lead, and improving the safety performance of the electric apparatus. In some embodiments of the first aspect of the present application, the first lead and the second lead are at least partially located in the base; a first wire outlet hole and a second wire outlet hole are formed in the two opposite sides of the base in the first direction respectively; the first