CN-224232892-U - Battery device and electric equipment

Abstract

The application discloses a battery device and electric equipment, and relates to the technical field of batteries, wherein the battery device comprises a battery unit and an output conductive part, the battery unit is provided with an electrode terminal, the output conductive part comprises a conductive main body, and a first conductive connection part and a second conductive connection part which are connected with the conductive main body, an insulating structure is formed on the surface of the conductive main body in an injection molding mode, the first conductive connection part and the second conductive connection part are at least partially exposed out of the insulating structure, the first conductive connection part is electrically connected to the electrode terminal, and the second conductive connection part is electrically connected to an external conductive part. According to the technical scheme provided by the application, the conductive main body is completely coated through the insulation structure, and only the first conductive connection part and the second conductive connection part are exposed for necessary conductive connection, so that the exposed area of the output conductive part can be reduced, the insulation protection effect of the output conductive part is improved, and the risk of insulation failure of the output conductive part is reduced.

Inventors

• WANG FEI

Assignees

• 宁德时代新能源科技股份有限公司

Dates

Publication Date

20260512

Application Date

20241217

Claims (13)

1. 1. A battery device, characterized by comprising: A battery cell having an electrode terminal, and The output conductive piece comprises a conductive main body, a first conductive connecting part and a second conductive connecting part, wherein the first conductive connecting part and the second conductive connecting part are connected to the conductive main body, an insulating structure is formed on the surface of the conductive main body in an injection molding mode, the first conductive connecting part and the second conductive connecting part are at least partially exposed out of the insulating structure, the first conductive connecting part is electrically connected to the electrode terminal, and the second conductive connecting part is electrically connected to an external conductive piece.
2. 2. The battery device according to claim 1, wherein the first conductive connection portion and/or the second conductive connection portion are/is provided in a bent configuration with respect to the conductive body, and a bent structure is formed at the connection portion thereof; the insulating structure is arranged to cover the bending structure.
3. 3. The battery device of claim 1, wherein the second conductive portion is exposed out of the insulating structure toward the first direction; the battery device further includes: A connecting part arranged on the second guide connection part, and And a mating portion connected to the connecting portion, the mating portion being configured to be movable adjustable in the first direction relative to the second conductive portion to press the external conductive member to the second conductive portion.
4. 4. The battery device of claim 3, wherein the connection portion comprises a connection nut; The mating portion includes a mating bolt.
5. 5. The battery device according to claim 3, wherein the second conductive portion is formed with a mounting hole penetrating therethrough in the first direction; the connecting portion is riveted to the mounting hole.
6. 6. The battery device according to claim 5, wherein the connecting portion has a first end and a second end in the first direction, the second end extending out of the mounting hole and extending in a radial direction of the mounting hole to form an annular projection, the annular projection abutting against the second guide portion; the mating portion is connected to the first end of the connecting portion.
7. 7. The battery device of claim 1 or 2, wherein the insulating structure is disposed around the second conductive portion and cooperates with the second conductive portion to define a power receiving slot that is open in the first direction.
8. 8. The battery device of claim 7, wherein the battery device further comprises: A connection part arranged at the second conductive connection part and positioned in the electric connection groove, and And a mating portion connected to the connecting portion, the mating portion being configured to be movable adjustable in the first direction relative to the second conductive portion to press the external conductive member to the second conductive portion.
9. 9. The battery device of claim 8, wherein the connecting portion extends in the first direction and has a first end remote from the second conductive portion, the first end being insulated and positioned adjacent to the notch of the power receiving slot.
10. 10. The battery device according to claim 9, wherein the connection portion includes: A connection nut arranged on the second guide connection part, the connection nut extending along the first direction, and The insulation sleeve is sleeved at the free end of the connecting nut and is arranged beyond the free end of the connecting nut in the first direction, and the insulation sleeve comprises the first end; Wherein the mating portion includes a mating bolt connected to the coupling nut.
11. 11. The battery device of claim 10, wherein the insulating sleeve has an insulating end remote from the second conductive portion, an inner wall of the insulating end being formed with a limit projection, the limit projection abutting against a free end of the connection nut.
12. 12. The battery device according to claim 10, wherein a first engaging portion is formed on a peripheral side wall of the coupling nut; The insulating sleeve is provided with a connecting end close to the second guide connection part, a second clamping part is formed on the inner wall of the connecting end, and the first clamping part is matched with the second clamping part in a clamping way.
13. 13. A powered device comprising a battery arrangement as claimed in any one of claims 1 to 12.

Description

Battery device and electric equipment Technical Field The application relates to the technical field of batteries, in particular to a battery device and electric equipment. Background In the power battery package that current battery monomer constitutes, generally need set up output terminal to external load output electric energy, present electric energy output scheme is to connect output bat on output terminal, outwards extends through output bat and forms the conducting point to supply outside conducting plate to connect, however, present effect to the insulation protection of output bat is relatively poor, and the risk of output bat insulation failure is higher. Disclosure of utility model The application mainly aims to provide a battery device and electric equipment, and aims to solve the problem that the insulation protection effect on output pole tabs in the existing power battery pack is poor. In a first aspect, a battery device according to the present application includes: A battery cell having an electrode terminal, and The output conductive piece comprises a conductive main body, a first conductive connecting part and a second conductive connecting part, wherein the first conductive connecting part and the second conductive connecting part are connected to the conductive main body, an insulating structure is formed on the surface of the conductive main body in an injection molding mode, the first conductive connecting part and the second conductive connecting part are at least partially exposed out of the insulating structure, the first conductive connecting part is electrically connected to the electrode terminal, and the second conductive connecting part is electrically connected to an external conductive piece. According to the technical scheme, the insulation structure is integrally formed on the conductive main body in an injection molding mode, the surface of the conductive main body can be subjected to omnibearing cladding protection, only the first conductive connection part and the second conductive connection part are exposed for necessary conductive connection, the exposed area of an output conductive part is reduced, meanwhile, based on the integrity of injection molding of the insulation structure, even salt fog or condensation in a severe environment is difficult to invade the insulation structure and contact the conductive main body in the insulation structure, the insulation protection grade of the output conductive part is improved, the risk of insulation failure is reduced, stable connection of the insulation structure and the conductive main body can be ensured in an injection molding mode, the insulation structure is not easy to fall off, meanwhile, the overall cladding of the insulation structure on the conductive main body is easier to realize in an injection molding mode for the conductive main body with a relatively complex appearance, and meanwhile, the production efficiency of injection molding is relatively high. In some embodiments, the first conductive connection portion and/or the second conductive connection portion are/is bent with respect to the conductive main body, and a bending structure is formed at the connection portion thereof; the insulating structure is arranged to cover the bending structure. The first conductive connecting part and the second conductive connecting part are bent and arranged compared with the conductive main body, the output conductive piece can extend the second conductive connecting part to a corresponding power connection position according to the requirement of the external conductive piece, and compared with the scheme of splicing the insulating shell to the output tab in a segmented mode, the injection molding insulating structure in the scheme can fully cover the bent structure. In some embodiments, the second conductive portion is exposed outside the insulating structure toward the first direction; the battery device further includes: A connecting part arranged on the second guide connection part, and And a mating portion connected to the connecting portion, the mating portion being configured to be movable adjustable in the first direction relative to the second conductive portion to press the external conductive member to the second conductive portion. The matching part is connected to the connecting part and can be movably adjusted in the first direction relative to the second conductive part, so that the matching part can press the external conductive part onto the second conductive part along the first direction through the self-movement adjustment, and stable conductive contact between the external conductive part and the second conductive part is ensured. In some embodiments, the connection comprises a connection nut; The mating portion includes a mating bolt. The connecting nut is connected with the matching bolt in a threaded manner, the matching bolt can be adjusted steplessly in the first direction, more accurate pres