Mobile Aggregate Conveyor

Mobile Aggregate Conveyor

Conveying Capacity:30–120 m³/h
Belt Width:650–1200 mm
Belt Speed:1.6–2.5 m/s
Inclination:≤22° (flat belt)
Power:5.5–22 kW

Mobile Aggregate Conveyor is the core feeding and conveying equipment for mobile concrete batching plants. It stably and efficiently transports sand and gravel aggregates from loaders/buckets to aggregate batching machines or main mixers, providing critical support for mobile plants featuring fast relocation, small footprint, and easy deployment.

Core Positioning & Application Scenarios

Core Function: Connects the aggregate source (loader/bucket) with the batching system for continuous feeding, a signature equipment that distinguishes mobile plants from stationary ones.Applicable Scenarios: Mobile mixing plants, temporary construction sites, short-term projects, height-restricted/small sites, and frequently relocated projects.

Basic Structure & Components

Taking the standard inclined belt conveyor for mobile plants as an example, core components include:

  • Drive Unit: Motor + reducer, mostly variable frequency adjustable to match different output capacities.
  • Conveying Medium: Rubber conveyor belt (herringbone/anti-slip type), wear-resistant and anti-spillage.
  • Conveying Components: Idler sets (mainly trough idlers), drive drum, bend drum.
  • Frame System: Truss structure, rigidly connected to the mobile chassis for high rigidity.
  • Mobile Chassis: Tires/axles + traction pin + outriggers, towable by trailer.
  • Tensioning Device: Screw tensioning to prevent slipping and deviation.
  • Safety Protection: Guards, emergency stop switch, deviation protection, anti-tearing device.

Working Principle

The motor drives the drive drum to rotate, driving the endless conveyor belt via friction. Aggregates fall onto the belt supported by trough idlers from the feeding end (front/middle), then are conveyed upward/forward to the discharge end (batching machine/main mixer), realizing continuous feeding.

Main Types & Selection

1. Main Types

  • Inclined Belt Conveyor(standard for mobile plants): Inclination ≤22°, simple structure and high reliability.
  • Telescopic Belt Conveyor(high-end scenarios): Telescopic arm extends 30–60 m, suitable for large-area pouring.
  • Horizontal Mobile Belt Conveyor(auxiliary feeding): Short-distance horizontal transfer from stockyard to mobile plant.

2. Key Selection Parameters

Selection DimensionCore IndexDescription
Conveying Capacity30–120 m³/hMatches mobile plant output (e.g., HZS50 matches 50–80 m³/h)
Belt Width650–1200 mm650 mm for small plants; 1000/1200 mm for medium-large plants
Belt Speed1.6–2.5 m/sBalances efficiency and prevents material splashing
Inclination≤22° (flat belt)Herringbone belt required for large inclination
Power5.5–22 kWIncreases with belt width, length and output

Core Performance Features

  1. High Mobility: Integrated with mobile chassis, towable without complex foundations.
  2. High Efficiency: Continuous feeding without interruption to match fast discharge.
  3. Strong Adaptability: Conveys sand, gravel and bulk materials; anti-slip belt reduces spillage.
  4. Easy Maintenance: Simple structure, easy replacement of wearing parts (belt, idlers).
  5. Safe & Reliable: Multiple protections for harsh construction environments.

Operation & Maintenance Guidelines

1. Pre-Start Inspection

  • Outriggers firmly supported, tire pressure normal.
  • Proper belt tension (sag ≤ 2% of idler spacing), no damage.
  • Idlers rotate freely, drums no jamming.
  • Safety devices (emergency stop, guards) intact.

2. Operation Rules

  • Start no-load first, then feed; avoid full-load start.
  • Monitor belt deviation, abnormal noise and temperature during operation.
  • Prohibit crossing or cleaning running belts; set safety signs.

3. Maintenance

  • Daily: Clean spilled materials, check tension.
  • Weekly: Lubricate drum/idler bearings, tighten bolts.
  • Monthly: Check belt wear, tension device; replace worn idlers.
  • Yearly: Overhaul drive unit and frame; replace belt.

Common Faults & Solutions

FaultCommon CausesSolutions
Belt DeviationMisaligned idlers/drums, uneven tensionAdjust tension, align idlers/drums
Belt SlippingInsufficient tension, material on drumIncrease tension, clean drum surface
Insufficient CapacityWorn belt, low speed, uneven feedingReplace belt, increase speed, standardize feeding
Excessive NoiseJammed idlers, lack of grease, foreign objectsReplace idlers, add grease, remove foreign objects
Motor OverloadFull-load start, belt jam, low voltageNo-load start, clear jam, check power supply

Comparison with Stationary Conveyors

ItemMobile Aggregate ConveyorStationary Inclined Belt
MobilityHigh, relocatableLow, fixed installation
Deployment SpeedFast, no complex foundationSlow, needs civil foundation
Structure ComplexityRelatively high (with chassis/outriggers)Relatively low
ApplicationMobile plants, temporary sitesStationary batching plants, large projects
CostRelatively highRelatively low

Configuration Recommendations

  • HZS50/60 mobile plant: Belt width 650–800 mm, capacity 50–80 m³/h, power 5.5–7.5 kW.
  • HZS90/120 mobile plant: Belt width 1000–1200 mm, capacity 80–120 m³/h, power 11–15 kW.
  • Multi-bin mobile plants: Dual parallel belts for stable feeding.

Price & Customization

Price varies with mixing plant output and customized configurations. We provide not only equipment but also cost-effective construction solutions.

Please inform us your expected hourly output, and our senior engineers will provide a detailed configuration list and preferential factory price promptly.Welcome to contact us anytime!

Related Products

Mobile mixing plants, stationary mixing plants, concrete mixers, etc.

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