Molde de Aço para Poços de Visita e Caixas de Inspeção Pré-Moldadas
ASTM C478 Standard · Integrated Flow Channel Base · Gasketed Modular Riser Rings
Moldes especializados para produção de poços de visita em concreto pré-moldado, câmaras de inspeção, câmaras de serviço e caixas de sumidouro. Construção em aço resistente para uso repetido com precisão consistente.
Disponíveis em vários diâmetros e profundidades para infraestrutura municipal, sistemas de drenagem e pontos de acesso a serviços públicos.
Precast concrete manholes and inspection chambers are the core access nodes for underground municipal sewer and stormwater networks. Explore how HLY modular manhole molds achieve full ASTM C478 and EN 1917 compliance through precision tongue-and-groove joint machining and monolithic invert base casting.
Read Technical Guide & QA ChecklistProduction Models & Parameter Matrix
| Equipment Model | Diameter Range | Pipe Length | Core Feature | Installed Power | Speed / Frequency | Shift Capacity |
|---|---|---|---|---|---|---|
| MH1000 Municipal Manhole | Ø 1000 mm Chamber | H 500–1500 mm | Wall 120 mm | Weight 1800 kg | ASTM C478 Spec | 10–15 pcs/shift |
| MH1250 Sewer Chamber | Ø 1250 mm Chamber | H 500–2000 mm | Wall 130 mm | Weight 2400 kg | O-Ring Socket | 8–12 pcs/shift |
| MH1500 Deep Well | Ø 1500 mm Chamber | H 500–2000 mm | Wall 150 mm | Weight 3200 kg | Multi-Inlet Base | 6–10 pcs/shift |
| MH1800 Trunk Junction | Ø 1800 mm Chamber | H 500–2000 mm | Wall 180 mm | Weight 4600 kg | Heavy Infrastructure | 4–6 pcs/shift |
| MH-Cone Eccentric Reducer | Ø 1000–1500 to Ø 700 mm | H 600–900 mm | Wall 120 mm | Weight 1200 kg | Eccentric/Concentric | 12–18 pcs/shift |
Metallurgy, CNC Machining & Quality Infrastructure
Engineered to withstand millions of severe dynamic compaction cycles without structural fatigue or dimensional deviation.
Integrated Hydraulic Invert Benching
Base mold incorporates CNC-formed channel invert benching that casts a self-scouring hydraulic flow invert directly in the first pour.
Precision Rubber Gasket Rebate
Top and bottom joint rings are turned on precision vertical lathes, ensuring tight compression against elastomeric O-rings.
Magnetic / Bolted Pipe Hole Blockouts
Interchangeable knock-out plugs allow flexible placement of pipe entry holes at any angle (0° to 270°) to match survey drawings.
Quick-Collapse Mechanical Core
Inner core features an eccentric center cam that pulls all wall segments inward simultaneously, preventing stripping adhesion.
Complete Production Line Workflow & Curing Cycle
From aggregate batching to final hydraulic testing, our turnkey engineering ensures high output with minimized labor headcount.
Mold Setup & Hole Core Placement
Knock-out plugs matching the project pipe diameters are positioned on the base mold at specified invert levels.
Circular Rebar Skeleton Insertion
Pre-welded cage is placed over the collapsible inner core, maintaining precise 30mm concrete cover.
SCC Concrete Casting
Self-compacting or vibration-densified concrete is poured to form base slab and chamber walls monolithically.
Core Collapse & Crane Lift
Cam mechanism is turned to shrink the core; gantry crane lifts out the inner core cleanly.
Outer Shuttering Unlatch
Outer split cylinder is unbolted and hinged open, revealing a perfect monolithic waterproof manhole unit.
Standard Turnkey Production Line Scope of Supply
We deliver fully integrated plant packages including mechanical host, electrical VFD console, hydraulic station, and civil foundation blueprints.
Primary Engineering Applications
Municipal Sewage Systems
Watertight access shafts for underground sewer pipe inspection, cleaning, and maintenance.
Stormwater Catch Basins
Roadway stormwater collection wells with integrated sediment sumps and cast iron grates.
Underground Valve Chambers
Utility chambers housing water supply gate valves, air valves, and flow meters.
Electrical & Telecom Vaults
Inspection chambers providing underground cable pull points and transformer connections.
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Speak Directly with Chief Equipment Engineer Manager Wang
No middleman markups. Receive custom plant layout blueprints, machine sizing recommendations, and commercial quotation within 24 hours.