Concrete crack repairing device

CN224282085UActive Publication Date: 2026-05-26CHINA CONSTR FIFTH ENG DIV CORP LTD
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Patent Information

Authority / Receiving Office
CN · China
Patent Type
Utility models(China)
Current Assignee / Owner
CHINA CONSTR FIFTH ENG DIV CORP LTD
Filing Date
2025-07-09
Publication Date
2026-05-26

AI Technical Summary

Technical Problem

Existing methods for repairing concrete cracks suffer from problems such as uneven mixing of repair materials, low work efficiency, high labor intensity, unstable repair quality, and high equipment costs.

Method used

A concrete crack repair device was designed, comprising a delivery pump, a lifting drive assembly, a spraying assembly, a leveling assembly, and a compaction assembly. This device enables automated material delivery, spraying, compaction, and leveling. It is equipped with mixing blades to ensure material uniformity and adapts to different crack depths and widths via the lifting drive assembly.

Benefits of technology

It improved repair efficiency, reduced labor intensity, ensured the stability of repair quality and the uniformity of materials, and reduced material waste and costs.

✦ Generated by Eureka AI based on patent content.

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    Figure CN224282085U_ABST
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Abstract

The utility model relates to a concrete crack repairing device which comprises a bottom plate, rolling wheels are rotationally connected to the four corners of the bottom plate, a bottom control box is arranged on the rear side of the upper surface of the bottom plate, a hollow storage box is arranged on the upper surface of the bottom control box, a conveying pump is further arranged on one side of the upper surface of the bottom control box, and an inlet of the conveying pump communicates with the inner bottom of the bottom control box through a feeding pipe; an outlet of the conveying pump is communicated with a flexible discharging pipe; a lifting driving assembly is arranged on the front side of the upper surface of the bottom plate, a lifting plate is installed on the lifting driving assembly, a protective cover with the front side open and the hollow interior is installed on the front side of the upper surface of the lifting plate, a slicking assembly, a compacting assembly and a material spraying assembly are sequentially arranged in the protective cover from top to bottom, and the end of the discharging pipe is connected with the material spraying assembly. The concrete crack repairing device is high in automation degree, uniform in repairing material mixing, easy and convenient to operate, capable of reducing material waste, high in adaptability and capable of effectively improving concrete crack repairing efficiency and quality.
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