A rail welding vehicle with a spider arm
By designing a dual-purpose rail welding vehicle with a mantis arm for both road and rail use, the problem of existing vehicles passing through extreme railway slopes has been solved, achieving both safe passage and improved construction efficiency.
CN224528366UActive Publication Date: 2026-07-21金鹰重型工程机械股份有限公司
Patent Information
- Authority / Receiving Office
- CN · China
- Patent Type
- Utility models(China)
- Current Assignee / Owner
- 金鹰重型工程机械股份有限公司
- Filing Date
- 2025-09-01
- Publication Date
- 2026-07-21
Smart Images

Figure CN224528366U_ABST
Abstract
The utility model belongs to railway engineering and equipment maintenance technical field, concretely relates to a public and iron two use rail welding car mantis arm. A public and iron two use rail welding car mantis arm, including mounting seat, with the hinged base arm of mounting seat, with the hinged base arm action cylinder of mounting seat and base arm for driving base arm action, pick arm, with the hinged pick arm action cylinder of base arm and pick arm for driving pick arm action, with the pick head of pick arm and with the pick head action cylinder of pick arm and pick head for driving pick head action. The utility model designs the mantis arm of base arm, base arm action cylinder, pick arm, pick arm action cylinder, pick head and pick head action cylinder etc. multiple components, adds it on the existing vehicle when using, can assist rail welding car to pass through ∠1:1.5 railway limit side slope smoothly and safely, further promotes the traffic capacity of vehicle in complex terrain, and can be rapidly withdrawn from the line under emergency, satisfies railway construction safety and efficiency.
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