Liquid injection cup and liquid injection equipment
By installing a soft anti-splash valve on the top of the injection cup, the valve disc fits into the injection head and forms an opening larger than the diameter of the injection head, solving the problem of electrolyte splashing and improving the safety and efficiency of the injection process.
CN224537305UActive Publication Date: 2026-07-21SVOLT ENERGY TECHNOLOGY CO LTD
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Patent Information
- Authority / Receiving Office
- CN · China
- Patent Type
- Utility models(China)
- Current Assignee / Owner
- SVOLT ENERGY TECHNOLOGY CO LTD
- Filing Date
- 2025-06-30
- Publication Date
- 2026-07-21
AI Technical Summary
Technical Problem
Existing electrolyte filling cups are prone to electrolyte splashing during the filling process, causing equipment contamination and battery quality problems.
Method used
Design a liquid injection cup with a soft anti-splash valve installed on the top. The valve disc fits into the injection head and forms a maximum opening larger than the diameter of the injection head, providing a gap for air release and reducing splashing.
Benefits of technology
It effectively prevents electrolyte splashing, reduces equipment contamination and battery quality impact, and reduces electrolyte waste.
✦ Generated by Eureka AI based on patent content.
Smart Images

Figure CN224537305U_ABST
Abstract
The utility model provides a kind of liquid injection cup and liquid injection equipment, including cup body, there is liquid injection port in cup body top, and soft splash-proof valve is installed in liquid injection port;The splash-proof valve includes multiple valve flaps, multiple valve flaps are closed and block liquid injection port in natural state;The maximum opening diameter formed by multiple valve flaps is greater than the diameter of liquid injection head.The utility model installs a soft splash-proof valve in the liquid injection port of liquid injection cup top, and the design of valve flap can let liquid injection head insert while valve flap also adheres with the outer wall of liquid injection head, to play certain splash-proof effect, secondly, since the maximum opening size of splash-proof valve is greater than the diameter of liquid injection head, so valve flap tail has certain gap for exhaust, without another exhaust port, reduce the probability of electrolyte splashing.
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