Serpentine Chain Bucket Conveyors

Multi-directional chain-driven bucket system for complex material handling scenarios.
Overview The Serpentine Chain Bucket Conveyor revolutionizes vertical and planar material handling with its unique ability to bend freely within a single horizontal plane. Designed for spatially constrained and environmentally sensitive operations, this system combines Z-shaped elevation with serpentine routing, eliminating the need for multiple conveyors. Available in Pressure-Resistant (explosion-proof) and Hermetic (gas-tight) configurations, it serves industries requiring precision containment, such as battery material processing, pharmaceutical compounding, and hazardous chemical logistics. Key Features
  1. Planar Flexibility
    • Minimum bending radius: 2× bucket width, enabling 360° loops or S-curves.
    • Modular design supports dynamic layout changes without disassembly.
  2. Dual Containment Modes
    • Pressure-Resistant: Maintains 0.3–2.0 bar internal pressure (N₂/Ar purge) for combustible powders.
    • Hermetic: Leakage rate <0.003 vol% (ISO 10648-2 Class 1 validated).
  3. Extreme Environment Resilience
    • Operational range: -40°C to +250°C (high-temperature chains available for +600°C).
    • Resists 95% RH, pH 0.5–13.5, and explosive dust atmospheres (Kst ≤300 bar·m/s).
Technical Specifications
Parameter Pressure-Resistant Hermetic
Bucket Material SS304/Hastelloy C-22 SS316L/PTFE-coated
Bucket Capacity 10–500 liters 5–200 liters
Chain Speed 0.1–1.2 m/s (VFD-controlled) 0.05–0.6 m/s (servo-driven)
Pressure/Leak Rate ±1.5 bar (adjustable) <10⁻⁷ mbar·L/s (helium test)
Power Range 7.5–150 kW (Ex d IIC T4) 3.7–75 kW (IP69K)
Material Throughput 20–800 t/h 5–200 t/h
Design & Compliance
  • Explosion Protection: Pressure-resistant models feature flame-arresting buckets and quench valves (response time <5 ms).
  • Cleanroom Compatibility: Hermetic version achieves ISO Class 3 standards with integrated ozone sterilization.
  • Structural Integrity: Exceeds GB/T 10595 safety factors (2.5× design load) with ±1.5 mm/m alignment tolerance.
Applications
  • Energy Storage: Contained transport of lithium-ion cathode/anode powders.
  • Chemical Industry: Pyrophoric metal organics and peroxide handling.
  • Food Grade: Hygienic elevation of powdered flavors and active enzymes.
  • Waste Management: Toxic ash conveyance from incinerators.
Customization Options
  • Smart Buckets: RFID-tagged for batch tracking and anti-counterfeiting.
  • Special Chains: Non-sparking beryllium-copper or ceramic-coated links.
  • Heating/Cooling: Liquid nitrogen-cooled buckets (-196°C) or induction-heated variants.
  • Layouts: Multi-plane helix, ceiling-suspended, or pit-mounted designs.
Why Choose Our Conveyor?
  1. Space Optimization: Replaces 3–5 traditional conveyors, reducing footprint by 70%.
  2. Zero Cross-Contamination: Dedicated material channels with quick-clean buckets.
  3. Energy Recovery: Regenerative drives save 25% power during descending cycles.
  4. Smart Diagnostics: AI-powered wear prediction (accuracy >95%) for chains and seals.
Operational Guarantees
  • Gas Purity: 99.999% inert gas recovery in hermetic models.
  • Certifications: ATEX Category 1D, IECEx, ISO 14644-1 Class 4.
  • Warranty: 4-year structural warranty, 3-year seal guarantee.
Contact us to configure a Pressure-Resistant or Hermetic serpentine conveyor that snakes through your facility's toughest challenges. Note: All designs comply with GB/T frameworks. Lead times: 16–24 weeks (standard), expedited options for critical projects.  

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