Spillway Winch

 

Spillway winches serve as essential hoisting equipment for all kinds of large water supply, drainage, water conservancy and hydropower projects. They precisely lift and drop large & medium cast iron and steel gates to realize full gate opening and closing functions.

 

Different configurations are available to suit specific operational needs, including:
- Hydraulic Dam Gate Hoist – For heavy-duty applications requiring smooth and powerful operation.
- Winch Dam Gate Hoist – Commonly used in hydropower plants for reliable gate control.
- Manual Dam Gate Hoist – Suitable for smaller-scale or emergency operations.
- Screw Dam Gate Hoist – Provides precise positioning and stability.
- Multi-Lifting Point Dam Gate Hoist – Ensures balanced force distribution for wider gates.

 

 

Spillway Winch is widely used in hydropower station, irrigation system, reservoirs, and other hydroelectric power plant projects. It consists of the shell, cover, nut, pressure bearings, mechanical lock, and screw shank. It is flexible for opening and closing the sluice gate, so it is the ideal equipment for a hydroelectric power plant project.

Spillway Winch is a kind of hoisting machine which is connected by connecting rods in the middle of two hoists, and the two screws are simultaneously subjected to force and used together with a wider sluice.

The rated load capacity ranges from 2t to 100 tons and is customizable.

 

 

Model	QPQ2 x 400 – QPQ2 x 1250 QPK2 x 80 – QPK2 x 1250 QHQ2 x 100 – QHQ2 x 250
Lifting Height	8 – 20 m
Hoisting Speed	1.10-2.57 m/min
Pulley Ratio	2-14
Power	2.2-22 KW

 

With 17+ years of expertise as a direct manufacturer of Sluice Winch, our factory implements a rigorous, multi-stage quality control system across 11 production workshops, 5 warehousing workshops, and 3 electrical assembly lines. Each production step undergoes inspection by our dedicated QC team before proceeding.

 

Key aspects of our process:

1. In-process inspections – Critical parameters (e.g., welding integrity, gear machining tolerances) are verified during fabrication.

2. Electrical assembly checks – All control systems in our dedicated assembly workshops undergo functional and safety testing.

3. Documented traceability – A detailed inspection report is generated after every stage, ensuring full accountability.

4. Final validation – Completed winches are subjected to load testing and operational simulations before approval.

 

This systematic approach guarantees consistent adherence to industrial standards, with all QC records archived for compliance and continuous improvement.

 

 

FAQ1

Q: What projects are spillway winches suitable for?

A: Spillway winches are widely applied in all large-scale water supply, drainage, water conservancy and hydropower engineering projects. 

FAQ2

Q: What types of gates can spillway winches drive?

A: The winch can match all medium and large cast iron gates and steel sluice gates common in hydraulic projects. 

FAQ3

Q: What is the main working function of a spillway winch?

A: Its core function is to control the hoisting and lowering of sluice gates, so as to finish gate opening and closing for flood discharge and water storage. 

FAQ4

Q: Can spillway winches adjust the opening height of gates arbitrarily?

A: Yes. Operators can control the lifting distance of the gate through the winch to adjust the opening range freely according to actual water flow demands. 

FAQ5

Q: Why are spillway winches indispensable for hydropower spillways?

A: Spillways bear the task of flood discharge, and the winch provides stable power to open and close gates quickly to control water flow and avoid dam overtopping risks.

 

 

 

 

 

 

 

 

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