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CN-224217558-U - Battery pack and electricity utilization device

CN224217558UCN 224217558 UCN224217558 UCN 224217558UCN-224217558-U

Abstract

The application discloses a battery pack and an electricity utilization device, which belong to the technical field of batteries and comprise a box body, a bracket, a plurality of electric elements and a liquid cooling pipeline; the box body comprises a plurality of side plates, a bracket, a plurality of electric elements, a liquid cooling pipeline and a liquid cooling pipeline connecting port, wherein one of the side plates is provided with an opening, the bracket covers the opening and is connected with the side plate, the bracket is provided with a plurality of assembly holes and ports, the plurality of electric elements are respectively connected with the bracket through the plurality of assembly holes, and the liquid cooling pipeline is connected with the ports. According to the embodiment of the application, the electric elements and the liquid cooling pipeline are integrated on the bracket, so that the number of openings can be reduced, the control of the tightness of the positions of the openings is reduced, the single batteries in the box body can be protected from the influence of external environment, such as dust, water vapor and the like, the tightness and the protection level of the battery pack are ensured, and the overall performance and the safety of the battery pack are ensured.

Inventors

  • CHEN JINGWEN
  • WANG XIAOHANG

Assignees

  • 欣旺达动力科技股份有限公司

Dates

Publication Date
20260508
Application Date
20250528

Claims (10)

  1. 1. A battery pack, comprising: The box body comprises a plurality of side plates, and one of the side plates is provided with an opening; The bracket covers the opening and is connected with the side plate, and the bracket is provided with a plurality of assembly holes and ports; The electric elements are respectively connected with the bracket through the assembly holes; And the liquid cooling pipeline is connected with the port.
  2. 2. The battery pack according to claim 1, wherein the case further comprises a bottom plate connected to the plurality of side plates and enclosing a receiving chamber; The battery pack comprises a limiting assembly, and the limiting assembly is located between the support and the bottom plate and is connected with the support and the bottom plate respectively.
  3. 3. The battery pack of claim 2, wherein the limiting assembly comprises an elastic member, a fixing member and a connecting member, the elastic member is connected with the bracket, the fixing member is connected with the bottom plate, and the connecting member is connected with the elastic member and the fixing member respectively.
  4. 4. The battery pack according to claim 3, wherein the bracket includes a bracket body and a hemming portion having a groove body; The elastic piece comprises a guide part, a first limiting part and a second limiting part, wherein the guide part is positioned between the first limiting part and the second limiting part and is respectively connected with the first limiting part and the second limiting part, the guide part is arranged in the groove in a penetrating way, and the first limiting part and the second limiting part clamp the flanging part.
  5. 5. The battery pack of claim 3, wherein the bracket includes a bracket body and a hemming portion having a plurality of slots; The limiting assemblies are arranged at intervals along the first direction, and the elastic pieces of the limiting assemblies penetrate through the groove body and are connected with the edge folding portions.
  6. 6. The battery pack according to claim 5, wherein the fixing member has a rectangular cross-sectional shape, and the fixing member has a through hole penetrating in the first direction.
  7. 7. The battery pack according to claim 2, wherein the bracket includes a bracket body and a protrusion, the bracket body surrounds the protrusion, the protrusion protrudes from a connection with the bracket body toward a side away from the accommodating chamber, the protrusion penetrates the opening, and the bracket body is connected with the side plate.
  8. 8. The battery pack of claim 7, wherein the bracket body has a plurality of fixing holes, and the bracket body is penetrated through the fixing holes by a fastener to be connected with the side plate.
  9. 9. The battery pack of claim 8, wherein the plurality of electrical components includes a first connector and a second connector, the first connector and the second connector being spaced apart; The battery pack includes a conductive bar connected with at least one of the first connector and the second connector.
  10. 10. An electrical device comprising the battery pack of any one of claims 1 to 9.

Description

Battery pack and electricity utilization device Technical Field The application belongs to the technical field of batteries, and particularly relates to a battery pack and an electric device. Background Along with the rapid development of new energy automobiles, the automobile industry has higher and higher requirements on the safety and stability of batteries, and meanwhile, the requirements on the tightness and the protection level of battery packs are higher and higher, and the tightness of the current battery packs cannot be ensured. Disclosure of utility model The embodiment of the utility model provides a battery pack and an electric device, and aims to solve the technical problem that the tightness of the battery pack cannot be ensured. The embodiment of the application provides a battery pack, which comprises: The box body comprises a plurality of side plates, and one of the side plates is provided with an opening; The bracket covers the opening and is connected with the side plate, and the bracket is provided with a plurality of assembly holes and ports; The plurality of electric elements are respectively connected with the bracket through the plurality of assembly holes; And the liquid cooling pipeline is connected with the port. In some embodiments, the box further comprises a bottom plate, and the bottom plate is connected with the plurality of side plates and encloses to form a containing cavity; the battery pack comprises a limiting assembly, and the limiting assembly is positioned between the bracket and the bottom plate and is respectively connected with the bracket and the bottom plate. In some embodiments, the spacing assembly includes an elastic member, a fixing member, and a connecting member, the elastic member is connected with the bracket, the fixing member is connected with the base plate, and the connecting member is connected with the elastic member and the fixing member, respectively. In some embodiments, the bracket includes a bracket body and a hemming portion having a slot; the elastic piece comprises a guide part, a first limiting part and a second limiting part, wherein the guide part is positioned between the first limiting part and the second limiting part and is respectively connected with the first limiting part and the second limiting part, the guide part penetrates through the groove body, and the first limiting part and the second limiting part clamp the flanging part. In some embodiments, the bracket includes a bracket body and a hemming portion having a plurality of slots; the number of the limiting assemblies is multiple, the limiting assemblies are distributed at intervals along the first direction, and the elastic pieces of the limiting assemblies penetrate through the groove body and are connected with the edge folding portions. In some embodiments, the securing member has a rectangular cross-sectional shape, the securing member having a through hole extending therethrough in the first direction. In some embodiments, the bracket comprises a bracket body and a protruding part, the bracket body surrounds the protruding part, the protruding part protrudes from the connecting part with the bracket body to one side far away from the accommodating cavity, the protruding part penetrates through the opening, and the bracket body is connected with the side plate. In some embodiments, the bracket body has a plurality of fixing holes, and the bracket body is penetrated through the fixing holes by fasteners to be connected with the side plates. In some embodiments, the plurality of electrical components includes a first connector and a second connector, the first connector and the second connector being spaced apart; The battery pack includes a conductive bar connected with at least one of the first connector and the second connector. Correspondingly, the embodiment of the application provides an electric device which comprises the battery pack. The battery pack has the beneficial effects that the battery pack comprises a box body, a support, a plurality of electric elements and a liquid cooling pipeline, wherein the box body comprises a plurality of side plates, the support covers the opening and is connected with the side plates, the support is provided with a plurality of assembly holes and a plurality of ports, the plurality of electric elements are respectively connected with the support through the plurality of assembly holes, and the liquid cooling pipeline are connected with the ports. According to the embodiment of the application, the electric elements and the liquid cooling pipeline are integrated on the bracket, so that the number of openings on the side plate can be reduced, the control of the tightness of the opening position is reduced, the single battery in the box body can be protected from the influence of external environment, such as dust, water vapor and the like, the tightness and the protection level of the battery pack are ensured, and the overall per