GB 25524-2010Track wheel loading machine for underground mine - Safety requirements (English PDF)

1.5 Slip, trip and fall

2 motors or electric control box leakage

4 driver's seat or steering means excessive vibration

4.1 General Requirements

4.1.1 The safety of the machine should meet the requirements of GB 16423. Safety measures

4.1.2 machine intended to be used should be consistent with the relevant requirements of GB/T 15706.1 of.

4.1.3 The machine should be ergonomically designed to reduce labor intensity, to avoid operator fatigue. Rail Wheel Tread machine

4.1.4 shall be 600mm, 762mm or 900mm manufacturing.

4.1.5 Design of the structure and components of the machine should comply with GB 5083 and GB/T 15706.2 of.

4.1.6 The structure and various parts of the machine should have sufficient strength, rigidity and stability. In according to prescribed procedures approved by the drawings and technical documents Manufacture, installation, storage and use, does not cause a risk to personnel.

4.1.7 the exposed surface of the machine should meet the safety requirements, to avoid sharp edges, angular, flash and burrs. All fasteners should be connected to the machine

4.1.8 reliable, not loose in the machine work; possible running loose parts and components, should be adopted Take effective security measures to prevent starting, braking, reverse, loosening and shock hazard.

4.1.9 The machine should set the appropriate safety measures, security guards according to their structural characteristics and mode of operation, to prevent the possibility of Overload, material defects or other damage arising from the danger now. Rotation of the drive train, swinging, sliding and engaging other moving parts, should be installed Fender line with JB/T 3249 provisions or inner housing.

4.1.10 When the parts of the machine requires manual operation, it should ensure the safety of manually operated through the design. If because of the shape or weight element And when the operation can not be performed safely, it should be mechanically operated.

4.1.11 into the operation and maintenance of the position of the channel device shall comply with GB/T 17300 of. It should be provided with a reliable starting and stopping the device and should be accurate, flexible machine on 4.1.12.

4.1.13 When the power or control signal is interrupted, the machine's braking, and other actions should be raised or lowered in a safe state. And transport equipment should be safe and reliable connection means, to ensure the safe transport of the device is connected to a machine 4.1.14. It should be set on a stable and reliable means of hoisting machine 4.1.15, and to avoid overturning or plastic deformation.

4.1.16 When the machine is installed the driver's seat, seat comfort requirements should be consistent with the provisions of GB/T 8419's.

4.1.17 machine noise limits should be consistent with GB 16710.1 requirements.

4.2 Requirements for guards and protective devices

4.2.1 In order to prevent and reduce the risk of the driver or operator may arise, stand claw loaders, crab claw loaders and backhoe loaders should be safe Mounted FOPS. Installation of protective devices can not impede the normal operation of the driver or operator activity. FOPS

4.2.2 installed on the machine shall comply with GB/T 17771 of.

4.2.3 Design of the machine moving parts, manufacturing and installation should be able to avoid the risk of GB/T 15706.1 and described in Table 1, and the operation should be Staff as little as possible in the danger zone for manual operation.

4.2.4 For staff can rotate and drive components within the range, such as the rotary shaft, V-belts, etc., shall be provided protection.

4.2.5 Design of machine guards and protective devices should be consistent with GB/T 15706.2 and GB/T 8196 in the relevant requirements.

4.3 Gas, hydraulic system requirements

4.3.1 gas, hydraulic system should have a pressure relief measures.

4.3.2 When the fluid pressure in the hose in 5MPa above, the operating temperature and the operating position of the driver from less than 1m above 50 °C, the It must be added a guard should be strong, to protect the driver from the hose burst suddenly arising damage.

4.3.3 gas, hydraulic system hose, tube and pipe fittings shall be of sufficient strength and pressure hose shall be marked with the allowable working pressure. Pipeline Arrangement should be easy to install location inspection and maintenance of the pipeline should not be affected so that the motor or other hot parts.

4.3.4 gas, the hydraulic system pressure relief valve should be installed. Such as the safety valve is adjustable, it should have a lock and prevent any arbitrary adjustment Measures.

4.3.5 Machine pneumatic system should be consistent with the provisions of GB/T 15706.2 and GB/T 7932 requirements relating to safety, the system pressure should not Exceeding the maximum allowable pressure piping. System should be equipped with a pressure monitoring device.

4.3.6 hydraulic system of the machine should be consistent with GB/T 15706.2 and GB/T 3766 requirements relating to safety regulations, the system pressure should not exceed Through the tubing of the maximum allowable pressure. System should be equipped with a pressure monitoring device.

4.4 Lighting and electrical system requirements

4.4.1 The working area of the machine should be set according to need illumination device, a lighting device shall comply with the relevant requirements of GB 5226.1.

4.4.2 set the lighting device shall ensure that the operator can always observe the information about the work to meet the needs. Electrical System

4.4.3 on the machine should secure adequate protection measures, in normal conditions, it should be able to reliably prevent and reduce Immediate danger caused by the electricity. Electrical equipment shall comply with the provisions of GB 5226.1 and MT/T 661's. Flameproof electrical equipment also Shall comply with the provisions of GB 3836.1 and GB 3836.2 of.

4.5 operating position, controls the brake system requirements When placed on the cab

4.5.1 machine, its interior space shall comply with GB/T 8420's.

4.5.2 arranged cab manipulation device shall comply with the provisions of JB/T 3683's.

4.5.3 near the driver's seat of wires and pressure lines should be set up guards to ensure that when the line is damaged or broken piping can not hurt driver. When unplaced cab

4.5.4 on a machine, the operating device should be installed in a safe position of the machine, and should meet the ergonomic principles.

4.5.5 Setting the operating position of the operator should consider the safety, convenience, and reduce fatigue.

4.5.6 operating device operation should be safe, reliable, flexible and comfortable, its design, location and configuration of signs should be consistent in GB/T 15706.2 of Requirements.

4.5.7 should be set on the machine emergency stop mechanism (such as buttons, handles, etc.), and shall comply with the relevant requirements of GB 16754.

4.5.8 Emergency stop mechanisms should be set up in the absence of obstacles and dangers of operating positions, the emergency stop should be cut off the main power supply.

4.5.9 controls and emergency stopping mechanism operating force shall comply with the provisions of Table 2. Table 2 units of cattle Direct manipulation device name operation lever pedal (brake) device Operating force < 60 < 120

4.5.10 operation button color should be consistent with the relevant provisions of GB 5226.1.

4.6 Stability

4.6.1 in the handling, transportation, installation, use, disable various stages of demolition and machine life cycle, the machine should have sufficient stability. Walking under the given conditions, the job and stop in any direction there should not be the possibility of tipping and sliding. Stability of the machine should be counted by Calculation and test verification.

4.6.2 Stability of the machine design should be consistent with GB/T 15706.2 of the relevant requirements.