Cutter suction dredger

By installing a traveling frame and wheels at the bottom of the cutter suction dredger, combined with a water jet propulsion system, the continuity and efficiency issues caused by frequent changes in positioning piles were resolved, enabling stable and efficient dredging operations for the cutter suction dredger.

CN224468471UActive Publication Date: 2026-07-07CHINA RAILWAY 20TH BUREAU GRP FIFTH ENG CO LTD

Patent Information

Authority / Receiving Office
CN · China
Patent Type
Utility models(China)
Current Assignee / Owner
CHINA RAILWAY 20TH BUREAU GRP FIFTH ENG CO LTD
Filing Date
2025-05-29
Publication Date
2026-07-07

AI Technical Summary

Technical Problem

Traditional cutter suction dredgers require frequent replacement of positioning piles during dredging operations, which affects the continuity and efficiency of dredging work.

Method used

A traveling frame and wheels are installed at the bottom of the cutter suction dredger. The traveling wheels are driven by a drive unit to move on the seabed. Combined with a water jet propulsion system, a stable driving force is provided to achieve continuous dredging operations.

Benefits of technology

It improves the continuity and efficiency of the cutter suction dredger, ensures the stable movement and adaptability of the hull, reduces interruptions caused by the replacement of positioning piles, and improves the overall efficiency of dredging operations.

✦ Generated by Eureka AI based on patent content.

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Abstract

The utility model discloses a kind of cutter suction dredger, it is related to dredger technical field, wherein, cutter suction dredger includes hull and walking assembly, walking assembly includes walking frame, walking wheel and first driving part, the upper end of walking frame is rotatably connected to the bottom of hull, walking wheel includes wheel face, wheel shaft and multiple wheel pieces, the lower end of walking frame is rotatably connected to wheel shaft, each wheel piece is connected between wheel face and wheel shaft, and multiple wheel pieces are distributed along the circumferential direction of wheel shaft, and first driving part is used to drive wheel shaft relative walking frame rotation, to drive walking wheel rotation. Walking wheel is driven by first driving part and walks in water bottom, make walking wheel walk through walking frame to drive hull, to realize the continuous dredging operation of cutter suction dredger, effectively improve the working continuity and efficiency of cutter suction dredger. Multiple wheel pieces can agitate the sediment of water bottom, to prevent walking wheel from sinking into sludge or silt, ensure the smooth walking of cutter suction dredger.
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