Gantry Scraper Suction Dredger

Product Overview

This HJX gantry scraper suction dredger is essential front-end collection equipment of Complete sludge treatment equipment and core supporting facility for complete Integrated sludge dewatering system, an indispensable matching component of full-set Full set municipal sludge processing machine and pre-feed equipment ahead of Industrial sludge thickening & dewatering equipment, also stably supplies raw sludge for subsequent Automatic sludge dosing & conveying unit. It is specially engineered for automatic sludge discharging of horizontal flow sedimentation tank in municipal water and wastewater treatment plants, available with pump suction type and siphon suction type two drainage structures to realize continuous bottom sludge scraping and suction discharge out of tank.

Features

• Wide customizable span range covering tank width 2000~30000mm and tank length 5000~100000mm, flexible matching various civil design of Complete sludge treatment equipment and Integrated sludge dewatering system sedimentation pool layout
• Standard traveling speed around 1m/min ensures uniform bottom sludge collection, providing stable consistent feed concentration for downstream Full set municipal sludge processing machine and Industrial sludge thickening & dewatering equipment
• Dual optional sludge discharge structure: submersible pump suction system or vacuum siphon drainage system, freely selected based on site water level and sludge property to coordinate with front-end feeding of Automatic sludge dosing & conveying unit
• Two power supply modes: slip ring cable for tank length below 20m, flat cable with cable carrier trolley for long tank, improving running stability of whole Complete sludge treatment equipment line
• Dual control modes of on-board manual & automatic operation as standard configuration, optional upgraded PLC, touch screen and wireless remote transmission for intelligent linkage with full Integrated sludge dewatering system
• Integrated gantry main beam with safety handrail and maintenance walkway facilitates daily inspection, effectively reducing breakdown risk to guarantee uninterrupted sludge supply for Full set municipal sludge processing machine.

Technical Parameters

Applicable Field: Automatic sludge removal for horizontal flow sedimentation tank of municipal sewage & tap water treatment plant; Available tank width B:2000mm~30000mm; Available tank length:5000mm~100000mm; Standard scraper traveling speed: approx 1m/min; Core function: scrape and suck tank bottom settled sludge out of sedimentation pool; Main composition: main girder with guardrail & walkway, drive assembly (motor, reducer, traveling wheel & end beam), pump suction unit (submersible sewage pump, suction pipe, suction shoe & scraper) or siphon vacuum system, traveling rail, power supply device and local control cabinet; Standard control: on-board manual / on-board auto, optional customized PLC, HMI and wireless data transmission; Power cable option: slip ring cable for short tank, flat cable plus cable trolley for long-distance tank.

Customization Service

Custom non-standard tank span beyond standard width and length range according to on-site civil drawing for personalized layout of Complete sludge treatment equipment and Integrated sludge dewatering system; adjust traveling operating speed to match different sludge settling density and feeding requirement of follow-up Full set municipal sludge processing machine; choose pump suction or siphon drainage structure based on raw sludge viscosity to optimize feed stability for Industrial sludge thickening & dewatering equipment; upgrade control system with PLC & wireless communication to realize synchronous automatic running linkage with front and rear Automatic sludge dosing & conveying unit; modify suction shoe and scraper material for high-abrasion grit-containing raw sludge working condition.

Production Process & Quality Control

1. Step1 Raw steel incoming mechanical strength & anti-corrosion inspection before main beam and rail blanking welding for Complete sludge treatment equipment component manufacturing
2. Step2 Precision processing of traveling wheel, drive reducer, suction pipe and scraper assembly, integral welding forming of gantry main frame and end beam
3. Step3 Complete installation of suction drainage system, traveling rail and power delivery accessories, wiring and program debugging of on-site electric control cabinet for Integrated sludge dewatering system matching unit
4. Step4 Full-span reciprocating traveling test and sludge suction efficiency inspection to verify steady feeding performance for downstream Full set municipal sludge processing machine and Industrial sludge thickening & dewatering equipment
5. Step5 Anti-rust surface coating and export wooden case packaging for qualified equipment cooperating with Automatic sludge dosing & conveying unit.

Customer Testimonials and Reviews

• European Water Treatment Contractor: This gantry scraper suction dredger acts as key front-end collection part of our whole Complete sludge treatment equipment, stable continuous sludge feed greatly optimizes running load of subsequent Industrial sludge thickening & dewatering equipment and full Integrated sludge dewatering system.
• Southeast Asia Sewage Plant Purchaser: Dual optional suction structures satisfy our varying sludge property, well matched with whole Full set municipal sludge processing machine and supporting Automatic sludge dosing & conveying unit to realize full automatic sludge treatment.
• Middle East Environmental Equipment Distributor: Customized HJX gantry suction dredger has become standard sedimentation supporting equipment for local municipal sludge treatment tender projects equipped with full-set Complete sludge treatment equipment.

FAQ

• Q: What two mainstream sludge discharge types can this gantry dredger be configured?
  A: Submersible pump suction type and vacuum siphon suction type, two options to fit different working condition of Complete sludge treatment equipment and Integrated sludge dewatering system.
• Q: What’s the standard moving speed of the gantry frame?
  A: Normal traveling speed is around 1m/min to guarantee stable raw sludge supply to Full set municipal sludge processing machine and Industrial sludge thickening & dewatering equipment.
• Q: What control options are available for the electric cabinet?
  A: Standard manual & automatic mode, optional customized PLC, touch screen and wireless remote control for intelligent linkage with Automatic sludge dosing & conveying unit.
• Q: How to select power supply cable type for different tank length?
  A: Slip ring cable for tank length less than 20m, flat cable with carrying trolley for overlength sedimentation pool of large-scale Complete sludge treatment equipment.