Ratchet drag chain type mill band fastener

By using a ratchet drag chain type buckle design, the locking operation is simplified by utilizing the ratchet and pawl structure, which solves the problem of cumbersome use of existing locking buckles, and achieves quick fixing and unlocking, reducing costs and manpower consumption.

CN224393478UActive Publication Date: 2026-06-23浙江品固不锈钢有限公司
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Patent Information

Authority / Receiving Office
CN · China
Patent Type
Utility models(China)
Current Assignee / Owner
浙江品固不锈钢有限公司
Filing Date
2025-08-15
Publication Date
2026-06-23

AI Technical Summary

Technical Problem

Existing packaging and binding locks are cumbersome to use, require tools and involve complex procedures, resulting in high usage costs and significant human resource consumption.

Method used

A ratchet drag chain type belt buckle is designed, which adopts a ratchet and pawl structure. Through the cooperation of steel belt, rotating shaft and locking ring, it realizes unidirectional rotation and automatic locking, simplifying the operation process.

Benefits of technology

It enables quick fixing and unlocking without tools, reducing usage costs and manpower consumption, and improving operational efficiency.

✦ Generated by Eureka AI based on patent content.

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    Figure CN224393478U_ABST
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Abstract

The utility model relates to a kind of ratchet drag chain type rolling belt buckle, including fixed frame and fixed mechanism, the fixed mechanism is arranged on fixed frame, the fixed mechanism includes the steel band with multiple through holes being arranged on fixed frame and rotatable setting on fixed frame pivot, the pivot is equipped with ratchet and the clamping element of the through hole clamping, when needing to be fixed by steel band to bundle object, steel band is inserted into the gap between pivot and fixed frame, make the through hole on steel band with clamping ring accurate clamping, at this time, pull steel band, steel band drives clamping ring and pivot rotate together, pivot will simultaneously drive ratchet rotate, ratchet positive rotation, push pawl moves and extrude torsion spring, when steel band moves to certain distance after completing binding, pawl will be reset under the elasticity of torsion spring, and clamped into the tooth slot of ratchet, prevent ratchet from rotating, ensure that steel band can stably fix bundle object.
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