Battery device and electric device

By employing a sampling module with serial communication connection in the battery device and utilizing an antenna to achieve wireless communication between adjacent modules, the problems of wiring complexity and space occupation in the battery device are solved, and the energy density and signal transmission reliability are improved.

CN224472490UActive Publication Date: 2026-07-07CONTEMPORARY AMPEREX TECHNOLOGY CO LTD

Patent Information

Authority / Receiving Office
CN · China
Patent Type
Utility models(China)
Current Assignee / Owner
CONTEMPORARY AMPEREX TECHNOLOGY CO LTD
Filing Date
2025-05-22
Publication Date
2026-07-07

AI Technical Summary

Technical Problem

The complex wiring harness connections between the CMC, sampling module, and BMU in the battery device result in a complex assembly structure and a large space occupation, which reduces the energy density of the battery device.

Method used

The sampling module uses a serial communication connection and enables wireless communication between adjacent modules through an antenna, reducing the number of wire harnesses and connectors, simplifying assembly and saving space.

Benefits of technology

It improves the energy density of the battery device, simplifies the assembly process, reduces the complexity of the wiring harness, and enhances the reliability and stability of signal transmission.

✦ Generated by Eureka AI based on patent content.

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Abstract

The application provides a battery device and a power utilization device, and belongs to the technical field of batteries. The battery device comprises a plurality of battery monomers and a plurality of sampling modules. Each sampling module in the plurality of sampling modules is connected with at least one battery monomer, and each sampling module in the plurality of sampling modules is configured to collect a parameter signal of the corresponding battery monomer. The plurality of sampling modules are serially connected to form a transmission chain, and at least part of the adjacent sampling modules in the transmission chain transmit the collected parameter signals through an antenna. The battery device provided in the embodiment of the application simplifies the assembly structure, reserves more space for the layout of the battery monomers, and thus improves the energy density of the battery device.
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