Self-locking and ejecting mechanism suitable for new energy charging gun

By using the turbo screw speed reduction mechanism and the driving pulley synchronous belt in the charging gun seat, the design of the transmission drive pin and the driving pulley is engaging in the transmission drive pin and the driving pulley, combined with the dynamic abutment and auxiliary ejection functions of the coaxial cam and spring pin, the problem of low reliability of the self-locking mechanism of the charging gun seat is solved, and a more stable gun lock mechanism and lower operation and maintenance cost is achieved.

CN222645827UActive Publication Date: 2025-03-21NANTONG GOTION NEW ENERGY TECHNOLOGY CO LTD
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Patent Information

Application Number
CN202421543472.7
Authority / Receiving Office
CN · China
Patent Type
Utility models(China)
Current Assignee / Owner
Filing Date
2024-07-02
Publication Date
2025-03-21
Estimated Expiration
2034-07-02

AI Technical Summary

Technical Problem

The self-locking mechanism of the existing charging gun seat is not reliable, and it is prone to problems such as locking pins and locking buckle failure and breakage, resulting in mechanical problems in the charging gun during locking and unlocking, reducing product life and customer experience.

Method used

The turbo screw speed reduction mechanism and the driving pulley synchronous belt are used to engage the transmission drive pin and the driving pulley, and combined with the design of the coaxial cam and spring pin, the dynamic abutment and auxiliary pop-up functions of the motor lock mechanism are realized.

Benefits of technology

It improves the stability of the gun lock mechanism during the discharge of the charging gun, can withstand high pressure and high frequency plug-and-removal actions, extends the service life of the charging gun assembly, reduces operation and maintenance costs, and enhances brand value.

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Abstract

The utility model discloses a self-locking and pop-up mechanism suitable for a new energy charging gun, which comprises an alternating current / direct current charging gun and a mechanism assembly dynamically matched with the alternating current / direct current charging gun, a connecting limiting hole is formed in the enclosure wall of a charging port of the alternating current / direct current charging gun, and the mechanism assembly comprises a motor lock mechanism. The motor lock mechanism is internally provided with a turbine screw speed reducing mechanism provided with a bolt, the motor lock mechanism synchronously drives a trigger / reset unit dynamically abutting against the alternating current and direct current charging gun, and the trigger / reset unit comprises a microswitch electrically connected with the motor lock mechanism; conventional mechanical defects are avoided, mechanical elasticity of the charging gun head is adopted for sensing, the auxiliary popping function of the gun body after unlocking is added, the gun lock mechanism can resist high-pressure and high-frequency plugging and pulling actions in the gun plugging and pulling process of a user, the problems of breakage and abrasion are solved, stability is improved, the operation and maintenance cost of an enterprise for a charging gun assembly is reduced, and the safety of the enterprise is improved. And the revenue benefit and brand value of an enterprise are greatly improved.
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