CN-224232875-U - Battery pack and electric equipment

Abstract

The application provides a battery pack and electric equipment. The battery pack comprises a battery core, a circuit board and a battery management system, wherein the circuit board is arranged on the battery core and connected with the battery core, one end of the circuit board is provided with a first terminal, the battery management system is arranged beside the battery core and is provided with a second terminal, and the second terminal is directly inserted with the first terminal. The battery pack is used for achieving the effect of reducing cost.

Inventors

• XIONG FENG
• SONG CHUNLEI
• LIANG YUANDAN

Assignees

• 合肥国轩高科动力能源有限公司

Dates

Publication Date

20260512

Application Date

20250428

Claims (10)

1. 1. A battery pack, comprising: A battery cell; The circuit board is arranged on the battery cell and connected with the battery cell, and one end of the circuit board is provided with a first terminal; The battery management system is arranged beside the battery cell and is provided with a second terminal, and the second terminal is in direct insertion with the first terminal.
2. 2. The battery pack of claim 1, wherein the battery pack further comprises: and the supporting layer is arranged between the battery core and the circuit board and is insulated.
3. 3. The battery pack of claim 1, wherein the battery pack further comprises: the battery pack circuit breaking unit is arranged beside the battery cell and comprises a tray and at least two devices distributed in the tray.
4. 4. The battery pack according to claim 3, wherein the battery pack breaking unit further comprises: the damping feet are arranged on the outer side of the tray and connected with the tray.
5. 5. The battery pack of claim 1, wherein the battery pack further comprises: The box body is provided with a containing cavity, and the battery cell, the circuit board and the battery management system are all arranged in the containing cavity; The box body comprises a bottom plate, an upper cover and a side frame, wherein the bottom plate and the upper cover are oppositely arranged, the side frame is connected between the bottom plate and the upper cover, and the bottom plate, the upper cover and the side frame enclose the accommodating cavity.
6. 6. The battery pack of claim 5, wherein the base plate comprises: The liquid cooling plate is connected with the side frame and comprises an upper plate body and a lower plate body which are oppositely arranged, the upper plate body and the lower plate body enclose a flow channel, and the upper plate body and the lower plate body are connected in a brazing way; and the guard plate is arranged on one side of the liquid cooling plate, which is away from the side frame.
7. 7. The battery pack according to claim 6, wherein the flow passage is provided on a surface of the lower plate body facing the upper plate body, and the upper plate body is provided with a water inlet and a water outlet in communication with the flow passage.
8. 8. The battery pack of claim 6, wherein the battery pack further comprises: The water nozzle is arranged on the side frame and is partially positioned outside the accommodating cavity, the water nozzle is also communicated with the flow channel, and the water nozzle is formed by injection molding.
9. 9. The battery pack of claim 1, wherein the battery pack further comprises: the connecting piece is connected with the battery cell and is an aluminum row.
10. 10. A powered device comprising a battery pack according to any one of claims 1-9.

Description

Battery pack and electric equipment Technical Field The application relates to the technical field of new energy, in particular to a battery pack and electric equipment. Background With the development of science and technology and the continuous rising of energy demands, the battery pack is increasingly widely used. The battery pack generally includes a case, and a battery cell, a circuit board, and a battery management system disposed in the case, the circuit board connecting the battery cell and the battery management system. However, the cost of the battery pack is high. Disclosure of utility model The embodiment of the application provides a battery pack and electric equipment, which are used for achieving the effect of reducing the cost of the battery pack. In a first aspect, an embodiment of the present application provides a battery pack, including: A battery cell; The circuit board is arranged on the battery cell and connected with the battery cell, and one end of the circuit board is provided with a first terminal; The battery management system is arranged beside the battery cell and is provided with a second terminal, and the second terminal is in direct insertion with the first terminal. In some possible embodiments, the battery pack further comprises: and the supporting layer is arranged between the battery core and the circuit board and is insulated. In some possible embodiments, the battery pack further comprises: the battery pack circuit breaking unit is arranged beside the battery cell and comprises a tray and at least two devices distributed in the tray. In some possible embodiments, the battery pack disconnection unit further includes: the damping feet are arranged on the outer side of the tray and connected with the tray. In some possible embodiments, the battery pack further comprises: The box body is provided with a containing cavity, and the battery cell, the circuit board and the battery management system are all arranged in the containing cavity; The box body comprises a bottom plate, an upper cover and a side frame, wherein the bottom plate and the upper cover are oppositely arranged, the side frame is connected between the bottom plate and the upper cover, and the bottom plate, the upper cover and the side frame enclose the accommodating cavity. In some possible embodiments, the base plate comprises: The liquid cooling plate is connected with the side frame and comprises an upper plate body and a lower plate body which are oppositely arranged, the upper plate body and the lower plate body enclose a flow channel, and the upper plate body and the lower plate body are connected in a brazing way; and the guard plate is arranged on one side of the liquid cooling plate, which is away from the side frame. In some possible embodiments, the surface of the lower plate body facing the upper plate body is provided with the flow channel, and the upper plate body is provided with a water inlet and a water outlet communicated with the flow channel. In some possible embodiments, the battery pack further comprises: The water nozzle is arranged on the side frame and is partially positioned outside the accommodating cavity, the water nozzle is also communicated with the flow channel, and the water nozzle is formed by injection molding. In some possible embodiments, the battery pack further comprises: the connecting piece is connected with the battery cell and is an aluminum row. In a second aspect, an embodiment of the present application provides a powered device, including a battery pack as described above. The battery pack and the electric equipment provided by the embodiment of the application comprise a battery core, a circuit board and a battery management system, wherein the circuit board is arranged on the battery core and is connected with the battery core, one end of the circuit board is provided with a first terminal, the battery management system is arranged beside the battery core and is provided with a second terminal, and the second terminal is directly inserted with the first terminal. By directly connecting the circuit board and the battery management system, the harness can be omitted to reduce the cost and maintain the simplicity of the internal space. And the electrical reliability in the battery pack can be increased through direct insertion, the installation is simple, and the production efficiency of the battery pack is improved. Drawings The accompanying drawings, which are incorporated in and constitute a part of this specification, illustrate embodiments consistent with the application and together with the description, serve to explain the principles of the application. Fig. 1 is a schematic view of a battery pack according to the present application; FIG. 2 is a schematic diagram of a circuit board and a battery pack management system provided by the present application; Fig. 3 is a schematic diagram of a battery pack breaking unit according to the present application; FI