Power storage device and method for manufacturing the same
By configuring the electrode tabs in the electrode tab storage space of the separator and bending them, the space problem when connecting the electrode tabs to the sealing plate is solved, and efficient and stable manufacturing of the energy storage device is achieved.
CN122158730APending Publication Date: 2026-06-05PRIME PLANET ENERGY & SOLUTIONS INC
Patent Information
- Authority / Receiving Office
- CN · China
- Patent Type
- Applications(China)
- Current Assignee / Owner
- PRIME PLANET ENERGY & SOLUTIONS INC
- Filing Date
- 2025-12-02
- Publication Date
- 2026-06-05
AI Technical Summary
Technical Problem
In the manufacturing process of existing energy storage devices, additional working space is required when connecting the electrode tabs to the sealing plate, resulting in inefficient and unstable manufacturing.
Method used
By configuring the electrode tabs in the electrode tab storage space of the isolation material and bending them in the open area, combined with the design of the closed wall and enclosure, a stable connection of the electrode tabs is achieved.
Benefits of technology
This improves the manufacturing efficiency and stability of the energy storage device, reduces uncertainties in the manufacturing process, and ensures a reliable connection between the electrode tab and the sealing plate.
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Smart Images
Figure CN122158730A_ABST
Abstract
The present application relates to a power storage device and a manufacturing method thereof, the manufacturing method of the power storage device including: an electrode body manufacturing step of manufacturing an electrode body having a first tab and a second tab; a disposing step of disposing the first tab and the second tab in a tab housing space through an open region after the electrode body manufacturing step, in a state in which the second connecting wall is not disposed in the open region; a closing step of disposing the second connecting wall in the open region after the disposing step; and a bending step of bending the first tab and the second tab after the closing step, in a state in which the enclosing wall opposes a main outer surface of the first tab and the second connecting wall opposes a main outer surface of the second tab.
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