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  English >> Engineering Machinery >> Hydraulic Dragline  
Hydraulic Dragline
General structure brief introduction
 
       EASTPOWER HDE-QUY50A crawler dragline is composed of undercarriage, superstructure, control system and working equipment. Superstructure also consists of lifting, dragging and luffing device, hydraulic system and electrical system, etc. The total has over-winding and over-releasing protection mechanism of boom.
 
Engine:6BTA5.9-C, CUMMINS / UK
Hydraulic System: BOSCH REXROTH / GERMANY
 
The following Fig, shows its structure schematic.
Main specifications and technical data

Item
Unit
Data
Length of boom
m
13-16
Luffing angle of boom
º
30-45
Bucket capacity
1.25
Working speed
Speed of rope
Lifting
Rope
Diameter
Ф24
m/min
0-70
Dragging
Ф26
m/min
0-70 *
Boom raise
Diameter of Steel rope
Ф16
m/min
0-45 *
Boom lower
m/min
0-45
Max. swing speed
r/min
4.6 *
Traveling speed
Km/h
1.3 *
Grade ability
%
40 (the base arm is located at rear of operator)
Rated output power of diesel engine
HP/rpm
185/2200
Weight of total machine
t
40.4
Ground pressure of track
MPa
0.06 (Arm length 16m bucket capacity 1.25)
Mass of counterweight
t
11.5

Item with symbol * varies with the loading
 
Working range chart
 
Item       
Unit
Arm length(13m)
Arm length(16m)
Boom tilt angle
º
30º
40º
45º
30º
40º
45º
Working radius
m
12.5
11.3
10.3
15.1
13.5
12.5
Max. digging radius of parking level
m
13.9
13
12
17
15.8
14.9
Max. dump height
m
3.5
5.4
6.2
5.0
7.3
8.4
Max. digging depth
m
9.0
8.7
8.3
11.6
11.1
10.6
 
 

 
 

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EASTPOWER Imp. & Exp.Trading Co., Ltd.
Address: Bldg.No.3-4-202, Julong Garden,No.68, Xinzhong St., Dongcheng District, Beijing P. R. China
Tel :0086-10-80728806 Fax :0086-10-80728805 E-mail:
ep@east-power.com.cn