Operating Depth Range: 1.5m - 25m

Intelligent Drainage Robot For Underground Drainage

Subsurface Infrastructure Inspection & Maintenance
Layer 1

System Profile

The Intelligent Drainage Robot For Underground Drainage is a purpose-built system for inspection and maintenance of deep subsurface drainage networks, including trunk sewers, interceptor tunnels, and stormwater storage caverns. The robot features a reinforced pressure hull rated for depths up to 25 meters, with a multi-stage lighting array optimized for zero-visibility conditions. Its articulated chassis allows for navigation through bends as tight as 1.5 times the pipe diameter. The sensor package includes a ground-penetrating radar for subsurface void detection, a laser profiler for cross-section measurement, and a methane/hydrogen sulfide gas detector for safety monitoring. All systems are controlled through a fiber-optic tether that provides high-bandwidth data transmission and real-time video at 60 frames per second.

Depth Performance

Operating Envelope

25 meters Maximum operating depth
8 bar Pressure rating
300 meters Tether length
1.5D radius Minimum bend radius
Layer 2

Underground Sensor Suite

Ground Penetrating Radar 500 MHz - 1.2 GHz, void detection to 2m depth
Laser Profilometer 360-degree, 0.5 mm cross-section accuracy
Gas Detection Array CH4, H2S, CO, O2 with ppm resolution
Multi-beam Sonar 1.2 MHz, submerged obstacle mapping
Thermal Camera LWIR, 320x240, temperature gradient detection
High-Resolution RGB 4K, 0.1 lux sensitivity with IR illumination
Underground Capabilities

Subsurface Features

Autonomous navigation using inertial navigation system with Doppler velocity logging
Real-time structural health monitoring with crack width and displacement tracking
Sediment thickness profiling and volume estimation for maintenance planning
Leak detection using acoustic emission sensors with 95 percent accuracy
Remote controlled sampling arm for sediment and water collection
Georeferenced data output compatible with underground GIS mapping
Layer 3

Underground Applications

Deep sewer inspection Stormwater tunnel assessment Underground storage caverns Mine drainage systems Subway tunnel drainage Hydroelectric penstock inspection Culvert condition assessment
Underground Operations

Questions and Answers

How is the robot deployed at depth A deployment cage with integrated winch system lowers the robot through manholes or access shafts. The robot self-orients upon reaching the target depth using its gyrocompass.
Can it operate in pressurized tunnels Yes, the pressure hull is rated for 8 bar absolute, suitable for most deep gravity and pressure tunnel systems.
What is the data bandwidth through the tether The fiber-optic tether supports 10 Gbps transmission, allowing simultaneous streaming of all sensor data and video feeds without latency.
Safety Protocols

Underground Notes

Atmospheric gas monitoring must be active during all deployments below 10 meters depth.
Tether tension should be maintained between 50 and 150 N to prevent snagging on joints.
Sonar operation requires water depth of at least 0.5 m above the transducer face.
Pressure hull integrity test is required every 100 operational hours.
Emergency retrieval procedure: activate the automatic winch return at 0.3 m/s.
Est. 2014 high-end hydraulic
Wuhu Qisheng
Intelligent Equipment

Professional China designer & custom manufacturer, suppliers of Intelligent Drainage Robot For Underground Drainage for emergency, rescue, agricultural water conservancy, and environmental protection.

Explore products Custom solutions
Deeply engaged

We keep up with industry trends and empower efficient operations with professional strength.

Senior R&D engineers Technical pain point solutions Efficient production system Rapid market response
200+
projects delivered
98%
on‑time delivery
emergency rescue environmental agricultural water
Engineering excellence

Deeply engaged in the hydraulic equipment industry, we keep up with trends and empower efficient operations with professional strength. Our core competitiveness lies in strong technological and production capabilities.

We have a team of senior R&D engineers with rich practical experience. Accurately grasping technical pain points and demand directions, we provide solid support for product innovation.

Our engineers work closely with clients to translate operational challenges into precise technical specifications, ensuring every solution is fit for purpose.

Production & agility

Equipped with an efficient production system, we realize seamless connection between R&D and production, quickly respond to market changes, meet diverse customer needs, and ensure delivery efficiency and product stability.

Rapid prototyping & testing
Flexible manufacturing capacity
Just-in-time inventory management
End-to-end quality control
Lean production workflows
Automated assembly lines
24/7technical support
100+custom solutions
48hrapid response
99%quality pass rate
Product portfolio

Our products cover multiple categories including hydraulic power stations, slurry pumps, integrated and portable water pump equipment, and hydraulic breakers — for drainage, dredging, forest fire fighting, cutting, drilling, and sand suction.

With comprehensive functions, our products can be widely used in various scenarios such as drainage, dredging, forest fire fighting, cutting, drilling, and sand suction, adapting to the actual operation needs of core fields such as emergency rescue and environmental construction.

Intelligent Drainage Robot
Portable Hydraulic Unit
Hydraulic Drainage Pumps
High Pressure Hydraulic Power Unit
Electric Drainage Pumps
Non‑electric drive

Safe operation in hazardous environments, high lift, strong wear resistance, easy mobility — hardcore equipment under complex working conditions.

Customized R&D

Full‑process tailored solutions to solve your personalized operation problems. We design exclusive hydraulic equipment for your specific needs.

200+
projects delivered
98%
on‑time delivery
24/7
technical support
100+
custom solutions
Development philosophy
“Promoting the development of emergency rescue hydraulic equipment and leading the technological innovation of the industry.”

We adhere to the original intention of quality, focus on customers' core demands, and are committed to providing high‑quality, highly competitive products, customized solutions and comprehensive services.

Strategic partner
Reliable · professional · sustainable
Core fields
Emergency rescue Agricultural water Environmental protection Forest fire fighting
R&D driven custom solutions quality first
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