QLB‑30 Mobile Intermittent Asphalt Mixing Plant

Technical Specification

Specification No.: SDZHQLB‑30

HEZE ZHENHUA MACHINERY MANUFACTURING LIMITED COMPANY

I. Main Machine Parameters

1. Model: QLB‑30

2. Type: Mobile, easy to assemble, easy to dismantle, intermittent type

3. Rated Production Capacity: 20–30 t/h

4. Mixing Capacity: 1500 kg per batch

5. Operation Mode: Manual / Automatic, full computer control

6. Installed Power: 100 kW

II. Main Technical Specifications

1. Cold Aggregate Supply System

1.1 Cold Aggregate Bins  

A. Capacity: 3 m³

B. Quantity: 3 units

1.2 Collecting Conveyor Belt  

A. Structure: Three‑point support, trough‑type frame

B. Conveying Capacity: 50 t/h

C. Belt Width: 500 mm

D. Gear Motor: BWD4‑23‑5.5 kW

1.3 Weighing Sensors  

A. Model: CKNF‑S‑1000 kg

B. Quantity: 4 units

1.4 Pneumatic Gate System  

A. Specifications: QSC100×150 (2 units), QSC100×200 (1 unit)

B. Total Quantity: 3 units

2. Cold Aggregate Elevator

A. Lifting Capacity: 2 t

B. Bucket Capacity: 1500 kg

C. Motor Power: 7.5 kW

D. Safety: Upper and lower limit switches

3. Aggregate Drying System

3.1 Drying Drum  

A. Type: Rotary drum with forward and reverse rotation

B. Output: 30 tons

C. Dimensions: φ1900 mm × 1350 mm × 12 mm

D. Reducer: JZQ350, ratio 8.24

E. Motor: Y160L‑4, 15 kW

F. Drive Mode: Gear transmission

3.2 Mixing Drum  

A. Type: Rotary drum with forward and reverse rotation

B. Output: 30 tons

C. Dimensions: φ1900 mm × 1350 mm × 12 mm

D. Reducer: JZQ350, ratio 8.24

E. Motor: Y160L‑4, 15 kW

F. Drive Mode: Gear transmission

3.3 Coal-fired Burner  

A. Type: Coal burner

B. Maximum Fuel Consumption: 200 kg/h (coal), calorific value ≥ 5500 kcal

C. Pulverizer: FD‑65, 11 kW

D. Blower: 3 kW

3.4 Oil Burner (Optional)  

A. Burner Model: ZHC60

B. Power: 23.5 kW

4. Asphalt Supply System

A. Asphalt Pump: CLB‑100 pump

B. Asphalt Weighing Bucket Capacity: 200 kg

C. Metering Method: Load cell metering (CKNF‑S‑300)

5. Filler Conveying System

A. Type: Screw conveyor

B. Capacity: 15 t/h

C. Power: 3 kW

6. Air Compressor

Model: Y‑06717

Air Volume: 0.6 m³

Power: 7.5 kW

7. Dust Collection System

A. Primary cyclone dust collector

B. Fan: Y5‑47‑9C, 15 kW

C. Secondary water dust collector: φ1500 × 2000

D. Filter Area: 3 m²

E. Water Pump: 2.2 kW

8. Lifting and Storage System

A. Lifting Bucket Capacity: 2.5 t

B. Hoist Lifting Capacity: 2.5 t

C. Storage Capacity: 9 m³

D. Power: 15 kW

9. Control System

9.1 Operator Cabin  

Dimensions: 2 m × 3 m × 2.2 m

9.2 Fully Automatic Computer Control Console  

A. Console Type: Piano‑type, fully enclosed

B. Operating Temperature: 5°C–35°C

C. Operating Humidity: 20%–70%

D. Control Modes: Manual, semi‑automatic, fully automatic, freely switchable

9.3 Main Input/Output Functions

1. Input various mix recipes

2. Automatically adjust and accurately meter aggregates according to recipe

3. Collect sensor feedback signals and control each component in real time

4. Display discharge information, weighing data, discharge status, temperature

5. Long‑term data storage (all production data and recipes for 5 years)

6. Interface: Color monitor with dynamic plant simulation diagram

9.4 Electrical Wiring  

A. All power cables use VV cables

B. Scope: Connections between control room and mixing plant components

9.5 Printer Functions

A. Print mixing date, time, finished material temperature, actual mix proportions 

B. View and print daily production data 

C. Operating Temperature: 5°C–35°C 

D. Operating Humidity: 20%–70%