Adjustable handrail assembly for concrete pump pipe

• Main Authors: PEI YATAO, JIN JE-KWANG, CHEN CHAOQUN, WU GUODONG, ZHANG HAIDONG
• Format: Patent
• Language: Chinese; English
• Published: 05.05.2023
• Subjects: BUILDING; BUILDING IMPLEMENTS OR OTHER BUILDING AIDS, OR THEIRUSE; FIXED CONSTRUCTIONS; FORMS; HANDLING BUILDING MATERIALS ON THE SITE; REPAIRING, BREAKING-UP OR OTHER WORK ON EXISTINGBUILDINGS; SCAFFOLDING; SHUTTERING

The utility model discloses an adjustable handrail component for a concrete pump pipe, which comprises a positioning sleeve arranged on the periphery of the pump pipe, the positioning sleeve is connected with a handrail, the handrail is in sliding fit with the positioning sleeve through a sliding mechanism, and the sliding mechanism comprises a guide sliding block arranged on the handrail. A guide sliding groove matched with the guide sliding block is formed in the periphery of the positioning sleeve, the guide sliding groove is spirally formed around the axis of the positioning sleeve, and the sliding mechanism is locked and positioned through the positioning mechanism. According to the technical scheme, the handrail can move relative to the positioning sleeve through the sliding mechanism, the axial position of the handrail relative to the positioning sleeve can be changed, the circumferential position of the handrail relative to the positioning sleeve can also be changed, and when the handrail moves to a s