Assembly type subway station rail top air duct separation type assembly operation equipment

By using prefabricated subway station track top ventilation duct separate assembly equipment, the problems of stability, slow progress, safety and environmental protection in the construction of traditional arc-shaped cast-in-place base slab equipment have been solved, realizing efficient, safe and environmentally friendly track top ventilation duct construction.

CN224148774UActive Publication Date: 2026-04-21THE SECOND CONSTR BRANCH OF QINGDAO METRO GRP CO LTD +2
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Patent Information

Application Number
CN202521026322.3
Authority / Receiving Office
CN · China
Patent Type
Utility models(China)
Current Assignee / Owner
Filing Date
2025-05-23
Publication Date
2026-04-21
Estimated Expiration
2035-05-23

AI Technical Summary

Technical Problem

Traditional curved cast-in-place base slab equipment suffers from poor equipment stability, slow construction progress, low safety, high operational difficulty, complex construction, and environmental pollution in the construction of subway station track top ventilation ducts, making it difficult to meet the safety, efficiency, and environmental protection requirements of modern construction.

Method used

The prefabricated subway station rail-top ventilation duct separate assembly operation equipment is adopted, including support frame, force transmission platform, wire rope and hand hoist, in conjunction with prefabricated rail-top ventilation duct and ventilation duct operation platform, to achieve precise hoisting and flexible operation, suitable for narrow spaces and complex environments.

Benefits of technology

It significantly improves assembly efficiency and precision, ensures construction safety and environmental protection, shortens construction period, and enhances construction qualification rate and equipment flexibility.

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Abstract

The utility model relates to the technical field of rail traffic construction, and discloses assembly type subway station rail top air duct separation type assembly operation equipment which comprises two sets of supporting frames, a force transmission platform is arranged between the two sets of supporting frames, a steel wire rope is arranged above the supporting frames, a chain block is arranged on the steel wire rope, and the steel wire rope is connected with the chain block. A lifting device is changed from the lower portion of the middle plate to the upper portion of the middle plate, the middle plate lower operation platform and the middle plate upper lifting device are matched with each other to complete splicing of an air duct, precision control of the lower portion and lifting control of the upper portion, and the lifting device is arranged on the middle plate. And therefore, the assembly efficiency and the assembly precision are improved.
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