RD60 Asphalt Batch Mixing Plant
I、RD60 Asphalt Batch Mixing Plant Configuration:
1、 Cold aggregate supply system
(1)Components：Four aggregate hoppers and four belt feeders, Aggregate belt conveyor.
(2)Specifications: Four aggregate hoppers and four belt feeders:
|Single hopper volume||The hopper width||Loading height||Motor power||Vibrators on the hopper wall||Aggregate||Belt width||Motor power|
(3)Characteristic: Frequency conversion timing with credible capability; modulerized design will be convenient for conveyance;
2、 The tilted belt feeding conveyer
(1) Components: Tilted belt feeding conveyer, Middle filter
(2) Specifications of The tilted belt feeding conveyer:
|Belt width||Motor power|
(3) Characteristic: No vibration in middle filter and little dust overflow from it; oversized aggregates will be prevented from entering the drying drum to reduce the heat loss and also avoid jam in the hot aggregate elevator or the vibrating screen.
3. (1) Specifications of Drying drum
|Drum diameter||Drum length||Drum obliquity||Motor power|
(2) Characteristic: Inside the drying drum fixing up diversified blades used for lifting aggregate, it should be easy to exchange heat between the flame and the aggregate, the drying drum is driven by gear, smoothly and evenly drive.
4.Light Oil burning system
(1) Components: A set of light oil burner; the light oil tank will be supplied by client, a set of oil pipes;
|Oil consumption||Wind fan power||Oil pump motor|
(3)The burner characteristics:
1) Burner: the burner is equipped with gas ignition device;
2) Oil burning adjust method: automatic adjust; Adjust ratio: 1:3;
5.Hot aggregate elevator
|Motor power||Hopper reinforced material|
(2) Characteristic: Single rows of chains with double dowels, special structure for outlet to reduce the abrasion and noises.
6.Dust catcher system
(1)Components: Gravity dust catcher+cyclone dust catcher+ water dust catcher
|The power of drawing fan||Water dust catcher pump power||Filler recycling screw|
(3)Characteristics: By cyclone dust catcher the large filler will be removed and conveyed into aggregate elevator;
7.Mixer tower assembly
(1) The vibrating screen with four layers. (single shaft outside)
|Motor Power||Mesh size|
|7.5kw||37.5×37.5、25×25、12×12、5×5 for a set in all|
Attention: The screen mesh can be chosen according to the clients’ requirement, and the client must indicate when order the plant; or we will execute according to this configuration.
(2) Hot material binsof Components and specifications: Four separated bins with seal cover; overflowing device equipped will prevent exceeding aggregate blocking the screen mesh;
(3) Weighing bins;
|Type of Hopper||Model||Rated Capability|
|aggregate weighing hopper||single hopper, suspending by three upholding points, with transportation fixed part||700kg|
|Filler weighing hopper||single filler, suspending by three upholding points, with transportation fixed part||80kg|
|Asphalt weighing hopper||single filler, heat preservation, suspending by three upholding points, with transportation fixed part||50kg|
Characteristic: Accurate computation, offset could be compensated automatically.
(4) Mixer of Specifications: Installed power: 30kw;
1). Mixers are made from European advanced techniques and equipped with synchronizing gear and pneumatic turning door;
2). Double shafts will contrarotate, which makes the aggregate turning up and down, and ensure the mixture mixed evenly.
(5) Asphalt spraying system
Specifications: Motor power of asphalt pump : 5.5kw
Characteristic: It will spray asphalt quickly and evenly by pressure, good for shortening the mixing time and enhancing the output.
8.Filler supply system of Components and specification:
|Filler elevator installed power||filler temporarily storage silo volume||Screw conveyer|
Characteristics: Storage silo will equip with air pressure to explode agglemeration;
9. Pneumatic system
(1)Components: A set of air compressor, cylinder, electromagnetic valve and pneumatic pipeline;
|An air compressor||air compressor power|
(3)characteristics: Pneumatic parts will be China famous brand with credible capability;
10. Asphalt supply system of Components:
0.1 million Kcal conduction oil stove, diesel oil burner, a dump tank(2 m3), a asphalt tank(30m3), pipes, valves and pump.
|Conduction oil total power||Asphalt circulating pump||Asphalt discharging pump|
11.Electric control system
(1) Control house: The figure dimension3x2.2x2.5m; Copy container structure, the walls, door and windows are made of colorized steel plate. Pleasing shape, good seal ; easy to hoist and transport.
(2) Electric control part: Box type control cabinet, main electric parts are China famous brand, which has interlock and two-grade protection; the big motor adopt reasonable voltage-reducing start; equipped with manual control device for urgency and displayer for aggregate balance,filler balance and asphalt balance; digital converter for cold aggregate; International brand colorized touch screen and PLC controller, can operate by automatically, Semi-automatically and manual control; Control is advanced, credible capability and accurate weighing, operation is convenient and obvious.
Ⅱ、The technical index:
|Capability (standard conditions)||The mixer rated mix capacity||Oil consumption||Operation mode||The hot mixture discharge temperature||The figure dimension||The total installed power|
|60t/h||70OKG/BATCH||5.5-7kg/t||automatism control, Semi-automatism control and manual control||130～160℃(common asphalt)||(L×W ×H)36×18×13m||160.1kw|