Underground Coal Mine Explosion-Proof Electric Side Dump Rock Loader
Product Details
This 5.2ton Mining side-dump coal loader is an explosion-proof, trackless loading unit specifically developed for narrow underground roadways. Powered by a trailing cable and featuring a fully hydraulic drive system, it is suitable for operations in coal roadways, semi-coal/rock roadways, and small-section full-rock horizontal or gently inclined tunnels. Designed to replace manual labor for loading and transporting waste rock and coal, it serves as core mechanized equipment for underground tunneling and roadway maintenance. The unit features a narrow-body crawler design, a wear-resistant side-dumping bucket, and a simple protective operator's cab. Its explosion-proof design ensures safe operation in hazardous underground environments containing gas and dust, and it can be integrated with mine cars, belt conveyors, and scraper conveyors to form a complete tunneling production line.
ZCY
Model
5200kg
Rated Capacity
0.45 m
Bucket capacity
Key Specifications for Underground tracked LHD
|
Serial Number |
Parameter Name |
ZCY45R |
|
1 |
Overall Dimensions (L×W×H) mm |
4500×1200×1560 |
|
2 |
Technical Bucket Volume (m³) |
0.45 |
|
3 |
Bucket Width (mm) |
1480 |
|
4 |
Maximum Unloading Height (mm) |
1550 |
|
5 |
Maximum Unloading Angle (°) |
55 |
|
6 |
Maximum Travel Speed(m/min) |
34 |
|
7 |
Minimum Ground Clearance (mm) |
180 |
|
8 |
Maximum Bottom Depth (mm) | 600 |
600 |
|
9 |
Climbing Ability (°) |
±16 |
|
10 |
Track Shoe Width (mm) |
260 |
|
11 |
Track Ground Pressure (MPa) |
≤0.1 |
|
12 |
Hydraulic Pump Motor Power (kW) |
30 |
|
13 |
Voltage (V) |
1140/660 |
|
14 |
Walking working pressure (MPa) |
19 |
|
System working pressure (MPa) |
15 |
|
|
15 |
Machine weight (kg) |
5200 |
Key Application Scenarios
1. Loading coal and waste rock at underground heading faces;
2. Clearing loose coal and debris from the roadway floor and sidewalls;
3. Roadway maintenance, enlargement, and floor cleanup/leveling;
4. Using the raised bucket as a platform for support operations and for transporting lightweight support structures and materials.
Key Performance Advantages
1. Efficient Side-Discharge Design, Highly Adaptable to Narrow Tunnels
- Features a unique side-discharge mechanism that eliminates the need for the machine to reverse or turn around; material is discharged directly to one side, significantly reducing waiting times associated with maneuvering in tight spaces and boosting operational efficiency by over 30% compared to standard front-discharge loaders.
2,Crawler Undercarriage, Superior Mobility in Complex Underground Conditions
- Equipped with thickened, wear-resistant mining-grade track shoes delivering high traction (rated traction of 40kN for the ZCY60R); ensures excellent grip and prevents slippage on muddy, rocky, or uneven tunnel surfaces.
- Features a narrow-body design with a tight turning radius, enabling agile movement through low-profile, small-cross-section tunnels and ensuring comprehensive, "blind-spot-free" muck clearing and loading across the entire tunnel face.
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FAQ
Why does this crawler-mounted side-dumping rock loader use an electric motor instead of a diesel engine?
Underground mines contain flammable and explosive gases such as methane and coal dust. Diesel engine exhaust emits high-temperature sparks that can easily trigger explosions, failing to meet coal mine safety standards. This machine utilizes an explosion-proof electric motor powered by an external cable; it produces no open flames or exhaust fumes, making it suitable for high-gas-risk roadways. Additionally, electric equipment offers lower noise levels, reduced operating costs, and lower ventilation demands, while providing greater stability during prolonged, continuous operation.
What are the advantages of the side-dumping bucket compared to a standard front-dumping loader?
Standard front-dumping loaders require the entire machine to turn around or reverse to discharge material; in narrow roadways, there is insufficient space for such maneuvers, resulting in low efficiency. This machine's side-dumping design eliminates the need for the entire unit to turn, as the bucket tips directly to the side to discharge material. This allows for greater flexibility when working in narrow roadways or small-cross-section headings, increasing muck removal efficiency by over 30%. It can also reach the roadway floor to clear debris and remove residual rock from corners, combining loading and roadway trimming capabilities into a single, versatile machine.
What type of underground roadways are suitable for this rock loader?
It is suitable for coal mine level roadways, gently inclined coal roadways, and semi-coal/rock headings; it can also be used in small full-rock headings and for underground maintenance or roadway widening projects. Its narrow crawler-mounted design fits smaller underground passages and can work in conjunction with mine cars or belt conveyors to load and transport waste rock and coal. It is not suitable for steep inclined shafts or blind headings lacking cable power supply; diesel-powered explosion-proof models should be selected for steep-gradient roadways.
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