Axle structure, chassis device and mower

By designing a pivotal connection structure between the bridge body, bridge seat, and swing arm, the problem of lawnmower wheels slipping in potholes was solved, achieving stable grip and vibration reduction, and improving the lawnmower's driving performance.

CN224392256UActive Publication Date: 2026-06-23SUZHOU SHIRUIZHUO TECHNOLOGY CO LTD
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Patent Information

Application Number
CN202521219236.4
Authority / Receiving Office
CN · China
Patent Type
Utility models(China)
Current Assignee / Owner
Filing Date
2025-06-13
Publication Date
2026-06-23
Estimated Expiration
2035-06-13

AI Technical Summary

Technical Problem

The wheels of existing lawnmowers are prone to slipping in potholes, resulting in insufficient traction.

Method used

Design an axle structure in which the axle body is pivotally connected to the axle seat, and two swing arms are pivotally connected to the axle body. An upper limit structure is set on the axle body and an upper abutment part is set on the swing arms, so that the swing arms can stably abut under different road conditions and ensure the wheel grip.

Benefits of technology

This design allows the axle structure to remain stable on bumpy roads, preventing slippage and providing a certain degree of vibration reduction, thus improving grip and driving stability.

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Abstract

The utility model provides an axle structure, a chassis device and a mower, and belongs to the technical field of vehicle body chassis devices.The axle structure comprises an axle body part and a swing arm part, the axle body part comprises an axle base and an axle body, and the axle body is supported on the axle base and pivoted to the axle base; the swing arm part comprises two swing arms, the two swing arms are arranged on the two opposite sides of the bridge body respectively, and the two swing arms are both in pivot joint with the bridge body and can swing within a set angle range relative to the bridge body; when the wheels connected to the two swing arms are supported on the road surface, the two swing arms can swing to the positions abutting against the bridge body. According to the axle structure provided by the embodiment of the invention, the two swing arms are pivoted with the axle body, and the axle body is pivoted with the axle seat, so that when the vehicle runs on a road surface with a pit, the axle structure can act to a stable state that the two swing arms can abut against the axle body; therefore, it can be guaranteed that the wheels connected to the axle structure have enough ground gripping capacity, and the situation of slipping is prevented.
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