Assembly method: Assemble component modules of main unit and connect modules with screw
Operation conditions concerning production capacity:
① Altitude ＜1500m
② Average water content of aggregate≤5%
③ Optimum working temperature: 200C～500C
④ Working voltage 380V/50HZ
⑤ Stirring period: 45～60sec
⑥ Stirring capacity: 2000kg/batch
⑦ Stone: Clean and standard stone aggregate: water content <5%, dust content <1%, density ≥1.6t/m3. Needle-type or flat aggregate is not acceptable. Stone density, PH and hardness shall conform to Material Regulations on Road Construction made by Ministry of Communication.
⑧ Mineral powder: Bag-packaged clean mineral powder or bulk fresh mineral powder, with water content less than 1%
⑨ Asphalt: Standard asphalt in conformity with national regulations
⑩ Fuel: Approved/ certified fuel with test report released by the testing authority. Fuel application shall conform to relevant provisions specified in Burner’s Operation Introduction
Note: Production situations will change if real conditions of any abovementioned items are different with description.
Attention: Carefully read Operation Introduction prior to operating the machine.
Main technical specifications
I. Supply system of cold aggregate
·Adopt module design concept. Match aggregate belt machine as per customer’s requirement.
·Frequency-control feeder can adjust speed according to output setting and proportioning demand.
·Cold aggregate hopper is equipped with warning unit for feeding interruption.
·Aggregate belt machine/ feed belt machine is equipped with deviation corrector.
·Each hopper is equipped with grid on the top to resist incompliant stone material.
1.Supply system of cold aggregate (Part 1)
1.1 Cold aggregate bin
Structure: Three-in-one/ two-in-one
Volume of single hopper:8.7m3
Feed width: 3.4m
Hopper quantity: 5pcs
1. 2 Feed belt machine
Structure: Belt delivery/ primary distribution
Belt width: 500mm
Control: Frequency
Working capacity: 70T/H
Driving power: 2.2kw
Quantity: 5sets
1. 3 Aggregate belt conveyor
Structure: Belt delivery
Working capacity: 160T/H
Belt width: 800mm
Driving power: 5.5kw
Quantity: 1set
1. 4 Feed belt conveyor
Structure: Belt delivery
Working capacity: 160 T/H
Belt width: 650mm
Inclination degree: ＜180
Driving power: 5.5kw
Quantity: 1set
一、 Baking& heating& lifting system
·Four-wheel friction drive
·Make heat preservation outside the drum to effectively reduce heat loss
·Automatic proportioning burner with rated capacity of 1200kg/ h
·Gravitational unload, chain-and-bucket elevator with twin steel boards
·Counterclockwise-rotation protector to prevent counterclockwise rotation upon power failure
·Lifting bucket is made of Mn steel board via bending and welding. Enclose the complete bucket in a steel housing.
·Maintenance platform and ladder on the top, allowable dismantlement
·Access door at the bottom to regulate chain tension
2. Baking& heating& lifting system (Part 2)
2.1 Drying drum
Structure: Barrel, inclined, countercurrent
Driving type: Four-wheel friction drive
Working capacity: 160T/H (Water content of aggregate≤3% at discharge temperature of 1500C)
Drum diameter: φ2200mm
Drum length: 7900mm
Driving power: 11KW×4
Inclination degree: 4.50
Temperature measurement: Thermal resistance measurement for stone temperature
Quantity: 1set
2.2 Main burner
Control: Proportional adjustment, automatically regulate air door and fuel quantity as per stone temperature change
Volume: 1400kg/h
Fuel type: 0# diesel oil
Fuel consumption: 6～7kg/t
Temperature tolerance: ±90C (when water content of aggregate is stable)
Fan power: 37kw
Oil pump power: 2.2kw
Air compressor:11kw
Quantity: 1set
2.3 Diesel container
Structure: Horizontal steel barrel
Max. volume: 20M3
Quantity: 1set
2.4 Hot-stone elevator
Structure: Steep lifting bucket gravitational unload
Rated output: 160t/h
Driving power: 22KW
Quantity: 1set
二、 Screening& metering system
·Professional vibration-screen design, and reliable screening capacity
·Twice-shutter-unloading hot aggregate bin for stable and accurate measurement of aggregate accumulation
·Bin equipped with level indicator
·With discharge pipe for incompliant material and overflow pipe for compliant material
·Metering system measures force with detector. Signal directly inputs into electronic scale and is displayed by digital, with automatic correction and dynamic compensation functions.
3. Screening& metering system (Part 3)
3.1 Vibration screen
Structure: Inclined five-stage distribution
Rated output: 160t/h
Driving power: 15KW
3.2 Hot-aggregate bin
Structure: Full-enclosed, separated, square, steel, five-sections bin
Full volume: 26.5m3
Quantity: 1set
3.3 Stone-material metering
Structure: Four-points force measurement
Weighing capacity: 2000kg
Static metering precision: ±0.5%
Quantity: 1set
3.4 Mineral powder metering
Structure: Three-points force measurement
Weighing capacity: 200kg
Static metering precision: ±0.25%
Quantity: 1set
3.5 Asphalt metering
Structure: Three-points force measurement
Weighing capacity: 200kg
Static metering precision: ±0.25%
Quantity: 1set
三、 Storage &supply system for fresh powder and recovered powder
·Powder storage& supply system comprises powder bin, transition bin, impeller rotary valve feeder, spiral conveyor, powder elevator and etc.
4．Storage &supply system for fresh powder and recovered powder (Part 4)
4.1 Spiral conveyor
Rated output: 20t/h
Driving power: 5.5kw
Quantity: 2sets (including recovered powder)
4.2 Powder elevator
Rated output: 20t/h
Driving power: 5.5kw
Quantity: 2sets (including recovered powder)
4.3 Mineral powder bin
Structure: Round, vertical steel structure
Volume of fresh powder: 30m3 * 2 (including recovered powder silo)
Transition bin: Fresh powder 1m3, recovered powder 1m3
Feeding method: Vertical elevator (e.g. bulk-powder tanker with air pump)
Dedusting & exhaust method: Bag dust collector
Quantity: 1set
4.4 Star-type discharge valve
Type: YJD-HX16
Working capacity: 16L/rotation
Impeller rotation speed: 24rpm
Driving power: 1.5KW
Quantity: 2sets
4.5 Mineral powder metering& spiral conveyor
Rated output: 40t/h
Driving power: 5.5kw
Quantity: 1set
四、 Mixing system
·Mixing blade and lining board made of friction-resistance material
·Synchronous twin-shaft rotary mixing system rotates materials in the mixer along mixing shaft cycle and axis. Material makes 3D rotation. The purpose is to ensure achieve best mixing effect during mixing period.
5.Mixing system (Part 5)
5.1 Mixer
Structure: Twin horizontal shafts/ rotary mixing/ side-moving door
Mixing capacity: 2000kg/batch
Driving power: 37KW×2
Cycle: 45～60sec
Quantity: 1set
五、 Dedusting system
·Square steel cabinet, impulse-air bag dedusting system
·Make 2-stages protection for bag. First-stage protection is working temperature setting in thermo-detector. If measured temperature by sensor is higher than setting, cold-air valve in the air-in pipe opens automatically. On the second-stage protection, if temperature does not fall by cold-air valve, impulse controller will send signal to burner control cabinet to shut off power supply to burner.
6.Dedusting system (Part 6)
6.1 Cyclone dedustor (I-stage dedusting)
Structure: Twin-barrel integrated structure
Dedusting method: Centrifugal dust collection (Supply to hot-material elevator for mix)
Quantity: 1set
6.2 Star-type discharge valve
Type: YJD-HX10
Working capacity: 10L/rotation
Impeller rotation speed: 24rpm
Driving power: 1.5KW
Quantity: 2sets
6.3 Bag dedustor (II-stage dedusting)
Structure: Square steel cabinet/ heat-preservation with rock cotton and colored steel board
Dedusting method: Sectional impulse back-flushing by compressed air
Filtering area: 592m2
Max. negative pressure: 2800pa
Filtering air speed: 1.0～1.5m/sec
Discharge standard: ≤100mg/n.m3
Working temperature: 70～1300C
Driving power: 5.5KW
Quantity: 1set
6.4 Main draught fan
Structure: Steel centrifugal fan
Airflow: 75,330m3/h
Full pressure: 2,636pa
Working efficiency: 80%
Driving power: 110kw
Quantity: 1set
Note: A Too large water content and dust content of aggregate will serious affect performance of cyclone dedustor and bag dedustor.
B User can select wet dedustor in the area with low requirement on environmental protection because of expensive bag dedustor.
六、 Heat conductive oil heating system
·Connect heat conductive oil furnace, circulating oil pump, asphalt high-temperature tank, asphalt heat-preserved delivery pump and asphalt zero-position tank with heat conductive oil pipe, forming heat conductive oil heating system
·Heat conductive oil furnace equips automatic temperature-control oil burner. 0# diesel oil
·Recommend heat-preservation action for pipe after installation and debugging to avoid operator scalding, save fuel and improve heat efficiency.
7 Heat conductive oil heating system (Part 7)
7.1 Heat conductive oil furnace
Furnace type: YYW-700
Burner type: RL-70
Rated heat efficiency: 700KW
Suitable fuel: 0# diesel oil
Driving power of burner: 1.1KW
Power of heat conductive oil circulating pump: 15KW
Power of heat conductive oil filling pump: 1.1KW
Quantity: 1set
7.2 Asphalt high-temperature tank
Structure: Horizontal steel barrel/ heat-preservation with rock cotton
Volume: 30m3
Heating method: Heat conductive oil
Quantity: 2sets
Fittings: Pipe, valve and etc.
7.3 Asphalt oil-drainage pond
Structure: Horizontal square steel structure/ temperature-rise by heat conductive oil
Volume: 5m3
Heating method: Heat conductive oil
Quantity: 1set
Fittings: Pipe, valve and etc.
7.4 Asphalt delivery pump
Type: 3QGB80×2-46 heat-preserved screw pump
Delivery flowrate: 25m3/h
Delivery lift: 80m
Driving power: 7.5KW
Quantity: 2sets
Note: Mentioned heating system does not contain heat conductive oil. (If Buyer requires it, please specify upon ordering.)
8.Gas-circuit control system (Part 8)
8.1 Air compressor
Structure: Air-cooling
Exhaust quantity: 2.0 m3/min×2 1.0 m3/min×1
Working pressure: 0.7Mpa
Driving power: 15KW×2 ,7.5KW×1
Quantity: 3sets
8.2 Solenoid valve
Pressure range: 1.5～8kgf/cm2
Voltage range: AC187V～242V
Quantity: 1set
8.3 Relief valve
Pressure range: 0.5～8.5kgf/cm2
Quantity: 3pcs
8.4 Cylinder
Pressure range: 0.5～7kgf/cm2
Quantity: 1set
Computer-controlled system
·PLC serves as central controller.
·User-friendly control interface facilitates operation and learning. Control is convenient and reliable. Computer can memorize or print all required running records and proportion datum.
·Control room is equipped with 2P air-conditioner, providing operator comfortable working environment.
Note: High-voltage cable and transformer shall be at least 30m away from control room, avoiding interfering computer.
9. Computer-controlled system (Part 9)
9.1 Central control room
Dimension: L 6000mm, W 2300mm
Quantity: 1pc
9.2 Air conditioner
Type: 2P
Quantity: 1pc
9.3 Industrial computer
Type: Industrial control/ PLC
Control: Manual/ auto
Quantity of displayer: 1pc
Quantity of printer: 1pc
9.4 Computer control cabinet
Type: Lyre
Quantity: 1pc
Fittings: Electric components, receiver of control signals and various instruments
9.5 Heavy-current control cabinet
Type: Standing
Quantity: 1set
Fittings: Electric components, receiver of control signals and various instruments
Note: Mentioned components are standard for LB-2000 Stirrer. Please specify any other optional requirements upon ordering, if any.
10 Product storage
Structure:single-drum bin with inclined ceiling, conical bin body with external heat conductive oil and asbestos heat-preservation layer under colored steel board
Volume: 80T
Electric-heating power for discharge door: 2KW×2
Quantity: 1set
11 Mastic feeder
Capacity: 0,45м3
Bucket Capacity: 0,50м3
Measure time: 0-10s
Supply time: 0-10s
Feeder: 0-15kg/time
Power: 10.5kw
Quantity: 1set
Component Power Distribution Table
|
No
|
Name
|
Power
|
Qty.
|
Remark
|
|
Part 1. Cold-aggregate supply system
|
|
1.1
|
Cold material feeder
|
2.2 kw
|
5
|
|
|
1.2
|
Aggregate belt machine
|
5.5 kw
|
1
|
|
|
1.3
|
Feed belt machine
|
5.5 kw
|
1
|
|
|
Part 2. Baking& heating& lifting system
|
|
2.1
|
Drying drum
|
11 kw
|
4
|
|
|
2.2
|
Main burner
|
37 kw
|
1
|
|
|
2.3
|
Oil pump motor of burner
|
2.2 kw
|
1
|
|
|
2.4
|
Air compressor
|
11kwompressorwer: 18.5ual/
|
1
|
|
|
2.5
|
Hot-material elevator
|
22kw
|
1
|
|
|
Part 3. Screening& metering system
|
|
3.1
|
Vibration screen
|
15 kw
|
1
|
|
|
Part 4. Storage& supply system for recovered powder and fresh powder
|
|
4.1
|
Spiral feeder
|
4 kw
|
2
|
|
|
4.2
|
Powder elevator
|
5.5 kw
|
2
|
|
|
4.3
|
Star-type discharge valve
|
1.5 kw
|
2
|
|
|
4.4
|
Mineral powder metering spiral conveyor
|
5.5 kw
|
1
|
|
|
Part 5. Mixing system
|
|
5.1
|
Mixter
|
37 kw
|
2
|
|
|
Part 6. Dedusting system
|
|
6.1
|
Bag dedustor
|
5.5 kw
|
1
|
|
|
6.2
|
Star-type discharge valve
|
1.1 kw
|
2
|
|
|
6.3
|
Main draught fan
|
110 kw
|
1
|
|
|
Part 7. Heat conductive oil heating system
|
|
7.1
|
Boiler burner
|
1.1kw
|
1
|
|
|
7.2
|
Heat conductive oil circulating pump
|
15 kw
|
1
|
|
|
7.3
|
Heat conductive oil filling pump
|
1.1 kw
|
1
|
|
|
7.4
|
Asphalt delivery pump
|
7.5 kw
|
2
|
|
|
Part 8. Gas circuit control system
|
|
8.1
|
Air compressor
|
37.5 kw
|
3
|
15kw×2/7.5kw×1
|
|
Part 9. Computer-controlled system
|
|
9.1
|
Central control room
|
4 kw
|
1
|
Including air condition
|
|
10. Product storage& delivery system
|
|
10.1
|
Motor of product lifting bucket
|
2kw
|
2
|
|
|
11. Mastic feeder
|
|
11.1
|
power
|
10.5kw
|
1
|
|
|
Total power: 560.6 kw
|
Made of Main Components
|
No
|
Name
|
Place
|
Brand
|
Original
|
|
1
|
Main burner
|
Drying drum
|
EBICO
|
Italy
|
|
2
|
Boil Burner(oil and gas)
|
Heat conductive oil furnace
|
RELLO
|
Italy
|
|
3
|
Air compressor
|
Gas circuit system
|
SCR
|
Taiwan
|
|
4
|
Cylinder
|
Pneumatic system
|
Air TAC
|
Taiwan
|
|
5
|
Solenoid valve
|
Pneumatic system
|
Air TAC
|
Taiwan
|
|
6
|
Electronic unit
|
Heavy-current control cabinet
|
ABB/others
|
Switzerland
|
|
7
|
Industrial control
|
Computer control system
|
ADVANTECH
|
Taiwan
|
|
8
|
PLC
|
Computer control system
|
SIEMENS
|
Germany
|
|
9
|
Weighing sensor
|
Weighing system
|
PFT
|
New zealand
|
|
10
|
Transducer
|
Cold feed machine
|
TAIAN
|
Taiwan
|
|
11
|
Level indication
|
Hot aggregate bin
|
Fine
|
Taiwan
|
|
12
|
Bag filter
|
Bag dust system
|
Nomex
|
America
|
|
13
|
Bearing
|
Drying drum
|
Timken
|
America
|
|
14
|
Bearing
|
aggregate elevator
|
Timken
|
America
|
|
15
|
Bearing
|
Mixing tank
|
Timken
|
America
|
|
16
|
Bearing
|
Vibration screen
|
Timken
|
America
|
|
17
|
Electric motor
Reductor
|
Cold feed machine
|
GUOTAI
|
China
|
|
18
|
Electric motor
Reductor
|
1#aggregate conveyor
|
GUOTAI
|
China
|
|
19
|
Electric motor
Reductor
|
2#feed delivery machine
|
GUOTAI
|
China
|
|
20
|
Electric motor
Reductor
|
Drying drum
|
GUOTAI
|
China
|
|
21
|
Electric motor
Reductor
|
Hot-aggregate elevator
|
GUOTAI
|
China
|
|
22
|
Electric motor
Reductor
|
Mineral powder elevator
|
GUOTAI
|
China
|
|
23
|
Electric motor
Reductor
|
Mixing tank
|
GUOTAI
|
China
|
SPARE PARTS LIST
|
No
|
Name
|
Qty
|
Place
|
|
1
|
Bearing
|
1pc
|
Feed belt machine/ spiral conveyor
|
|
2
|
Bearing
|
1pc
|
Aggregate/ supply belt conveyor
|
|
3
|
Bearing
|
1pc
|
Screw shaft of mineral powder elevator
|
|
4
|
Bearing
|
1pc
|
Line shaft of mineral powder elevator
|
|
5
|
Bearing
|
1pc
|
Screw shaft of hot-material elevator
|
|
6
|
Elevator anchor-chain
|
2m
|
Hot-stone elevator
|
|
7
|
Elevator anchor-chain
|
2m
|
Mineral powder elevator
|
|
8
|
Lifting bucket
|
3pcs
|
Hot-stone elevator
|
|
9
|
Lifting bucket
|
3pcs
|
Mineral powder elevator
|
|
10
|
Electromagnetic
diverter valve
|
2pcs
|
Pneumatic control box
|
|
11
|
Electromagnetic
diverter valve
|
2pcs
|
Bag filter dust system
|
|
12
|
Pulse
|
2pcs
|
Bag filter dust system
|
|
13
|
Seal ring
|
1set
|
Hot-aggregate bin
|
|
14
|
Seal ring
|
1set
|
Metering system
|
|
15
|
Seal ring
|
1set
|
Dust system
|
|
16
|
Air tube
|
10m
|
Pneumatic system
|
|
17
|
Air-tube joint
|
2pcs
|
Pneumatic system
|
|
18
|
Control button
|
2pcs
|
Electric control cabinet
|
|
19
|
thermal resistance
|
1pc
|
Temperature detector
|
|
20
|
V-belt
|
3pcs
|
Vibration screen
|
|
21
|
Blade
|
6sheets
|
Mixing tank
|
|
22
|
Paddle arm
|
2pcs
|
Mixing tank
|
|
23
|
Paddle arm
|
2pcs
|
Mixing tank
|
|
24
|
bolt
|
10sets
|
Mixing tank
|
|
25
|
Screen
|
1set
|
Vibration screen
|
Tools list
|
No.
|
Name
|
Type
|
Qty.
|
Unit
|
Remark
|
|
1
|
Hammer
|
2pounds
|
1
|
Pc
|
|
|
2
|
Pliers
|
|
1
|
Pc
|
|
|
3
|
Internal circlip pliers
|
|
1
|
Pc
|
|
|
4
|
External circlip pliers
|
|
1
|
Pc
|
|
|
5
|
Spanner wrench
|
12”
|
1
|
Pc
|
|
|
6
|
Spanner wrench
|
10”
|
1
|
Pc
|
|
|
7
|
Screwdriver
|
Straight
|
1
|
Pc
|
|
|
8
|
Screwdriver
|
Cross
|
1
|
Pc
|
|
|
9
|
Tubing pliers
|
|
1
|
Pc
|
|
|
10
|
Internal hexagon spanner
|
|
1
|
Set
|
|
|
11
|
Ring spanner
|
|
1
|
Set
|
|
|
12
|
Prize
|
|
2
|
Pc
|
|