Substrate rotary spraying device for repairing inspection well lining

CN224271710UActive Publication Date: 2026-05-26WUHAN CUG TRENCHLESS TECH RES INST CO LTD
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Patent Information

Authority / Receiving Office
CN · China
Patent Type
Utility models(China)
Current Assignee / Owner
WUHAN CUG TRENCHLESS TECH RES INST CO LTD
Filing Date
2025-04-28
Publication Date
2026-05-26

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Abstract

The utility model provides a base rotary spraying device for repairing a lining of an inspection well, which relates to the technical field of non-excavation type repairing of the inspection well, and comprises a batching pipe, a rotary spraying device and a rotary spraying device, the rotary spray head is rotatably communicated with one end of the batching pipe, the rotary spray head is rotatably connected with the mounting seat, a spray pipe perpendicular to the batching pipe penetrates through the rotary spray head, and the spray pipe sprays the inner wall of the inspection well under rotation; and a traction mechanism. The device has the beneficial effects that the stable rotation of the spray pipe is ensured through the gear transmission design of the traction mechanism, and a foaming material can be uniformly sprayed on the inner wall of the inspection well, so that the structural resin material is prevented from falling off in advance when being in contact with open water, the repairing efficiency and quality are remarkably improved, and the production cost is reduced. And the flexible plate of the smoothing structure is designed to smooth the sprayed foaming material in the rotating process of the spraying pipe, a uniform foaming layer is formed, water seepage points are effectively blocked, and the reliability and durability of the repairing effect are enhanced.
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