A wrench

By designing a wrench that includes a plate, a worm gear, a push rod, a first locking part, and a second locking part, the problem of time-consuming and laborious connection of the worm gear and push rod is solved, achieving the effect of simplifying the installation process and reducing costs.

CN224323030UActive Publication Date: 2026-06-05NINGBO DELI TOOLS CO LTD

Patent Information

Authority / Receiving Office
CN · China
Patent Type
Utility models(China)
Current Assignee / Owner
NINGBO DELI TOOLS CO LTD
Filing Date
2025-04-25
Publication Date
2026-06-05

AI Technical Summary

Technical Problem

In existing technologies, the connection between the worm gear and the push rod is usually achieved using a locking pin and a spring, which results in difficult, time-consuming, labor-intensive, and costly installation.

Method used

Design a wrench comprising a plate, a worm gear, a push rod, a first locking part, and a second locking part. The worm gear and the push rod are tightly connected by the locking engagement of the first locking part and the second locking part, reducing the number of installation parts and lowering installation costs.

Benefits of technology

It simplifies the installation process, reduces installation costs, and improves installation efficiency.

✦ Generated by Eureka AI based on patent content.

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  • Figure CN224323030U_ABST
    Figure CN224323030U_ABST
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Abstract

The utility model provides a spanner relates to the technical field of auxiliary tool, can reach the beneficial effect of reducing installation spare part, reducing installation cost and simplifying installation process. The spanner includes the plate body, worm, push rod, first clamping portion and second clamping portion. Among them, the plate body is equipped with the first installation groove and the second installation groove who intercommunicate. Worm and the corresponding circumferential side groove wall of first installation groove rotatory connection, push rod and the corresponding circumferential side groove wall of second installation groove sliding connection. On the basis, first clamping portion is located one of worm and push rod, and second clamping portion is located the other of worm and push rod, and with first clamping portion is matched. Based on this, need not other installation spare part, through the clamping cooperation first clamping portion and second clamping portion, can realize the close connection of worm and push rod.
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