SD22 caterpillar bulldozer
1. Sit power: National III engine, intermediate cooling, turbocharging, high torque, low fuel consumption, durable radial intake system.
2. Effective transmission: hydrotransformer + gear shift, two -stage direct gear, a wide range of efficiency.
3. Lovely control: ergonomic design, ease of control, accurate electronic throttle, spacious hexagonal cabin, wide review, FOPS/ROPS optional.
4. Universal management: several types of shovels, looser and traction frames for various conditions.
5. Passing of service: large lateral fence, high electrical protection, external lubrication points for quick service.
6. Sustainable chassis: Shantui chassis, long grounding, high clearance, stability and strength for difficult conditions.
Product representation
SD22 is equipped with Cummins or Weichai National Three, air-air cooling + turbocharging, strong power, low fuel consumption, radial sealing of the air fence to increase the life. It is equipped with a PowerShift hydrotransformer and a gearbox, a two -stage direct gear, high efficiency and stability.
Ergonomic design, simplicity of control, some models are equipped with an electronic throttle throttle, more accurate and convenient. A spacious hexagonal cabin with a wide review and optional FOPS/ROPS system to ensure security. Various types of shovels, looser and towing frames are available for adaptation to various working conditions.
Convenient maintenance, an easily opening side cover, a high degree of protection of the electric system, an external lubrication point to increase the efficiency of maintenance. Shantui chassis is strong and durable, with a long grounding, high road clearance, smooth move, strong cross -country ability, capable of working in difficult conditions.
Parameters
Paragraph |
SD22 standard |
SD22 pressure -type square |
SD22 desert |
SD22 type of logging |
SD22 sanitation |
SD22 Type |
SD22 Rock |
Length*width*height (mm) (without a latch) |
5495*3725*3406 |
6060*4200*3702 |
5475*4200*3402 |
5495*3725*3580 |
6290*4365*3745 |
6290*4365*3445 |
5495*3725*3402 |
Length*width*height (mm) (with a weakening) |
6464*3725*3402 |
7029*4200*3702 |
6464*3725*3402 |
6464*3725*3402 |
/ |
/ |
|
The total amount of the material used (t) (without weakening) |
23.4 |
24 |
24.6 |
24.7 |
26 |
25.7 |
23.6 |
Engine model |
NT855-C280S10 |
||||||
Type |
In a row, with water cooling, four -stroke, upper, direct injection, turbocharged |
||||||
Power/speed (kW/rpm) |
175/1800 |
||||||
Nominal speed (rpm) |
1800 |
||||||
Net power on the flywheel (kW) |
162 |
||||||
Working volume (l) |
14 |
||||||
The number of cylinders*the cylinder hole*piston stroke (mm) |
6*139.7*152.4 |
||||||
Engine reserve coefficient |
＞ 1.34 |
||||||
Minimum fuel consumption (g/kWh) |
205 |
||||||
The maximum torque of the engine (N.M/rpm) |
1030/1800 |
||||||
Launch mode |
24V, 11KW, engine start |
||||||
Fuel system |
PT pump, upper direct injection |
||||||
Battery |
24V (12*2) |
||||||
Air filter |
Dry, horizontal with air vacuum cleaner |
||||||
Twist converter |
Three -elemental, single -stage, single -phase |
||||||
Transmission |
Three gears forward, three transmissions back; manual control, hydraulic switching; planetary programs, multi -disc clutch |
||||||
Steering clutch |
Wet, multi -disc; spring -loaded, normally gripped, hydraulically disconnected; manual control, hydraulic control; labor savings, complete and reliable disconnection |
||||||
The steering brake |
Wet type, belt type; direct adhesion; hydraulic amplifier, steering and brake mechanism control, pedal management |
||||||
Central drive |
Spiral-conical gearbox, primary decrease, increased torque; lubrication spray, high reliability, low noise level |
||||||
The final transmission |
Two -stage cylindrical transmission of slowdown, lubrication with spraying; The asterisk takes the inlaid structure of the gear block, is easily disassembled and served. |
||||||
Grounding length (mm) |
2730 |
2730 |
3050 |
2730 |
3480 |
3480 |
2730 |
Specific grounding pressure (MPa) |
0.077 |
0.077 |
0.077 |
0.077 |
0.041 |
0.041 |
0.077 |
Lifting performance (°) |
30 |
30 |
30 |
30 |
30 |
30 |
30 |
The number of support plates (on each side) |
38 |
38 |
41 |
38 |
45 |
45 |
38 |
The width of the caterpillar slab (mm) |
560 |
660 |
660 |
610 |
910 |
910 |
560 |
Type of caterpillar slab |
Single caterpillar gear assembly |
Single caterpillar gear assembly |
Single caterpillar gear assembly |
Single caterpillar gear assembly |
Collected round triangular teeth |
Collected round triangular teeth |
Single caterpillar gear assembly |
The center distance of the caterpillar (mm) |
2000 |
2000 |
2000 |
2000 |
2250 |
2250 |
2000 |
The step of the caterpillar chain section (mm) |
216 |
216 |
216 |
216 |
216 |
216 |
216 |
The number of traction wheels (to the side) |
2 |
2 |
2 |
2 |
2 |
2 |
2 |
Number of support wheels (on each side) |
6 (4 single and 2 double) |
6 (4 single and 2 double) |
7 (4 single and 3 double) |
6 (4 single and 2 double) |
8 (5 single and 3 double) |
8 (5 single and 3 double) |
6 (4 single and 2 double) |
Suspension type |
Balanced beam, eight -beam, semi -rigid suspension mechanism |
||||||
Stretch device |
Tension of the lubricant cylinder |
||||||
Type of shovel |
Straight inclined shovel, angular shovel, half-U shovel, u-shaped shovel |
spatula |
Direct inclined shovel |
Straight inclined shovel, angular shovel, half-U shovel, u-shaped shovel |
Sanitary shovel |
Swamp shovel with a direct slope |
Rock scoop |
Length*height (mm) |
Direct inclined shovel: 3725*1315 |
4200*1315 |
3725*1315 |
Direct inclined shovel: 3725*1315 |
4365*1885 |
4365*1285 |
3725*1315 |
Corner shovel: 4365*055 |
Corner shovel: 4365*055 |
||||||
Half of the U-shaped shovel: 3725*1374 |
Half of the U-shaped shovel: 3725*1374 |
||||||
U-shaped shovel: 3800*1343 |
U-shaped shovel: 3800*1343 |
||||||
Shovel capacity (m³) |
Straight shovel 6.4; Corner shovel 4.7; Floor U-shaped shovel: 7.0; U-shaped shovel: 7.5 |
9 |
6.4 |
Straight shovel 6.4; Corner shovel 4.7; Floor U-shaped shovel: 7.0; U-shaped shovel: 7.5 |
12 |
6.8 |
6.4 |
Looping height of the shovel (mm) |
1210 |
1210 |
1210 |
1210 |
1330 |
1330 |
1210 |
The depth of the shovel （mm) |
540 |
540 |
540 |
540 |
550 |
550 |
540 |
The maximum tilt of the shovel knife （mm) |
Line 735; Half of the U-shaped shovel: 755; U-shaped shovel: 755 |
755 |
735 |
Line 735; Half of the U-shaped shovel: 755; U-shaped shovel: 755 |
735 |
735 |
735 |
Type of looser |
Parallelogram, removable and adjustable |
Parallelogram, removable and adjustable |
/ |
Parallelogram, removable and adjustable |
/ |
/ |
Parallelogram, removable and adjustable |
The number of loosening teeth |
Single/triple gear |
Single/triple |
/ |
Single/triple gear |
/ |
/ |
Single/triple |
The depth of soil loosening (mm) |
One 695; Triple 666 |
One 695; Triple 666 |
/ |
One 695; Triple 666 |
/ |
/ |
One 695; Triple 666 |
Loading height height (mm) |
A single tooth 515; Triple tooth 555 |
Single 515; Triple 555 |
/ |
A single tooth 515; Triple tooth 555 |
/ |
/ |
|
Speed (km/h) Each gear speed (km/h) Working pressure (MPa) |
F1: 0-3.6 |
F1: 0-3.6 |
F1: 0-3.6 |
F1: 0-3.6 |
F1: 0-3.6 |
F1: 0-3.6 |
F1: 0-3.6 |
F2: 0-6.5 |
F2: 0-6.5 |
F2: 0-6.5 |
F2: 0-6.5 |
F2: 0-6.5 |
F2: 0-6.5 |
F2: 0-6.5 |
|
F3: 0-11.2 |
F3: 0-11.2 |
F3: 0-11.2 |
F3: 0-11.2 |
F3: 0-11.2 |
F3: 0-11.2 |
F3: 0-11.2 |
|
Type of hydraulic pump Consumption (l/min/rpm) Type of manipulation valve |
R1: 0-4.3 |
R1: 0-4.3 |
R1: 0-4.3 |
R1: 0-4.3 |
R1: 0-4.3 |
R1: 0-4.3 |
R1: 0-4.3 |
R2: 0-7.7 |
R2: 0-7.7 |
R2: 0-7.7 |
R2: 0-7.7 |
R2: 0-7.7 |
R2: 0-7.7 |
R2: 0-7.7 |
|
R3: 0-13.2 |
R3: 0-13.2 |
R3: 0-13.2 |
R3: 0-13.2 |
R3: 0-13.2 |
R3: 0-13.2 |
R3: 0-13.2 |
|
Lifting cylinder (cylinder diameter*diameter of the rod*stroke*number) |
14 |
||||||
Tilt cylinder (cylinder diameter*Diameter of the rod*Summer*number) |
Gear pumps |
||||||
Lowing cylinder (cylinder hole*Handscent hole*Summer*Number) |
262 |
||||||
Diesel fuel tank capacity (l) |
Type of manual spool |
||||||
Tank capacity for working oil (l) |
120*70*1043*2 |
120*70*1043*2 |
120*70*1043*2 |
120*70*1043*2 |
120*70*1043*2 |
120*70*1043*2 |
120*70*1043*2 |
The capacity of the oil pallet (l) |
200*90*130*1 |
200*90*130*1 |
200*90*130*1 |
200*90*130*1 |
200*90*130*1 |
200*90*130*1 |
200*90*130*1 |
The tank of the rear axle (l) |
225*90*540*1 (three teeth) |
225*90*540*1 (three teeth) |
/ |
225*90*540*1 (three teeth) |
/ |
/ |
225*90*540*1 (three teeth) |
The volume of the final gearbox (on each side) (l) |
450L |
||||||
Radiator volume (l) |
110l |
||||||
Shovel capacity (m³) |
45L |
||||||
Looping height of the shovel (mm) |
122l |
||||||
The depth of the shovel （mm) |
41l left and right |
||||||
The maximum tilt of the shovel knife （mm) |
79L |
||||||
Exhibition cabinets
Acquaintance with the plant
Jining Yadong Construction Machinery Co., Ltd. Located in the zone of economic development Jinin, the Shandun province, and is a modern enterprise specializing in research and development, production and export of construction equipment.
The plant occupies an area of 90,000 square meters, has spacious and standardized production workshops equipped with leading international equipment and automated production lines, from accurate processing of parts and components to the assembly and commissioning of the entire machine, each process strictly complies with international quality standards and industry standards, And has a powerful production capacity of 300 sets of various types of construction equipment per year.
Awards and qualifications
