Strengthening regulations on rail transit management of inclined lanes

These regulations are formulated in order to improve the company's (bureau) level of transportation management, effectively curb transportation accidents, ensure the safe production of employees, and protect corporate property from losses.

Chapter 1 Management and Responsibility

The first company (bureau) is responsible for transportation management by the deputy general manager in charge of production; the deputy general manager in charge of safety is responsible for transportation safety supervision; the deputy chief engineer of electromechanical is responsible for transportation technology management; The supervision and implementation of laws and regulations on transportation safety; the company's electromechanical power department is the transportation management department of the whole company, responsible for transportation management.

Article 2 Each production mine (including construction mines) must clarify that a mine-level leader is responsible for the transportation management of the mine; the chief engineer of the electromechanical department is responsible for the transportation technology management; the electromechanical and transportation management departments of each unit are responsible for the overall management of the transportation and The inspection and maintenance of transportation equipment and safety facilities, and the use and guidance work; the supervisors in charge of the safety of the vehicles shall be responsible for the inspection and supervision of the transportation equipment and safety facilities within the area under their jurisdiction, and shall be responsible for the management of the “release card” of the winch and fill in the recording platform. The main transportation line shall be set up with the transportation inspection line security inspector, responsible for the safety inspection of the line transportation system; each production area team shall be responsible for the installation, use and routine maintenance of the transportation equipment and safety facilities within its jurisdiction, ensuring that the transportation equipment is in good condition. The safety facilities are perfect, sensitive and reliable.

Chapter II Small Winches Management

Article 3 The use of small winches adheres to the principle of “management, use and repair”. The “management, use and repair” of each winch must clarify the responsibility of the unit and personnel. The driver of the unit is strictly prohibited from driving, otherwise it will be strictly traced. The responsibility of the person and the driver of the driver. Small winch drivers and pick-up workers must be trained and certified to be employed after passing the examination.

Article 4 It is necessary to strictly implement the management system for the release of small winches. Anyone who does not meet one of the following requirements shall not be allowed to use it.

1. The installation of the winch meets the requirements.

(1) Each mining area team is only allowed to use the temporary fixed installation of the first winch closest to the working face, and all other winches must be installed with concrete fixed foundation.

(2) The winch with temporary fixed installation must be installed by means of a combination of four pressures and two anchors. The pressure column and the mast must use high quality wooden columns with a minimum diameter of not less than 16 cm. It is strictly forbidden to use friction pillars and I-beams. or hydraulic props and other metal objects instead.

(3) The winch must be installed in the winch chamber. The chamber must be installed in accordance with the requirements of the winch to ensure sufficient operating space for the operator. The equipment should be left with sufficient maintenance space. The chamber size is not less than 1.8 m*1.5 m. * 1.2 meters (height * width * depth).

(4) small winch installation and a safe distance from other equipment, facilities must comply with safety standards and standardization procedures coal mine, two salient points of the minimum distance of not less than 300mm.

(5) The winch must be installed on the side of the main running track. The distance from the slope stop is not less than the distance of a train length plus 5 meters. The slope stop is not less than 1 meter away from the slope.

2, the signal must be complete and reliable

The small winch signal must use sound and light signals. It is strictly forbidden to replace it with any other items. The small electrical equipment used for the signal must be on the board and fixed in the signal and winch chamber. The signal of the remote end of the small winch must be set to the signal chamber, and its specification is not less than 1.8. m * 1.5 m * 1.2 m (height * width * depth), for larger inclined lanes (length more than 100 m or slope greater than 12 degrees, slope length 50 m or more) and multiple pairs of cross-operation areas of the upper and lower yards and 甩When there is a crossover in the yard and the inclined lane, the winch must also be equipped with an audible and visual warning signal linked to the winch. The signal of the winch must be clearly specified in the operating procedures for the lifting, lowering, parking and accident signals.

3. The winch must meet the perfect standard. The winch must have a rope board and the brakes must be adjusted flexibly and reliably. The pressing angle of the brake lever should not exceed 170 degrees. When the length of the rope is at the maximum lifting length, the drum must also have 3-5 loops of rope, the rope head. The two pressure rope boards must be properly pressed and so on.

4. Insurance rope. The winch used for the sloping lane lifting must use a safety rope, the length of which must be the same as the maximum number of the mined car, and the specifications are the same as the winch rope.

5. The small winch used for the inclined lane lifting must use the reversible switch control to prevent the unpowered operation and the flying vehicle; the remote operation button must be used for operation.

6, wire ropes meet the requirements

It is strictly forbidden to use strands, loose strands, severely corroded and severely deformed, and the number of broken wires exceeds the specified wire rope (the ratio of the total area of ​​the broken wire in a lay length shall not exceed the total area: 10% of the extract; %), the wire rope is strictly prohibited to be tied and used. The wire rope hook head should use the peach ring or the hook head. The length of the peach tip is not less than 500 cm, and it is fixed by the corresponding rope card. The wire rope specification must be selected according to the design and equipment. According to the requirements of the instruction manual, the wire rope must be recycled on the drum after stopping the work, and correctly used, maintained, inspected and inspected according to the relevant requirements of the regulations.

7. Safety facilities must be complete, sensitive and reliable (see Chapter 3 for details).

8. Signage and release cards must be complete and clear.

The contents of the sign include: winch model, slope, slope length, number of carts (calculated according to equipment capacity, load size, wire rope specifications, etc.), equipment maintenance person, etc., and are hung in the upper and lower yards as the hook-up Trailer basis.

Release card: Suspended in the winch installation, including: number and release, release time. The security inspector should check and register on duty. If it does not meet the release criteria, it should be marked in time, and notify the shift monitor to stop the operation. At the same time, the telephone will report to the supervisor and dispatching office at the next level until the district team handles it.

The fifth winch driver must operate in strict accordance with the operating procedures, so that the three can not open: the winch can not reach the release standard, no release card does not open; the super-trailer does not open; the signal is not clear. The power to the winch must be cut off after parking to leave.

Article 6 The hook workers shall operate in strict accordance with the operating procedures. Do not hang up, that is: safety facilities are not all insensitive, do not meet the requirements do not hang; signal contact is not hanged; heavy vehicles are not standard (overweight, super high, super wide or tied, etc.) not hanging; More than the specified number of vehicles does not hang in the 'winding lanes, there are pedestrians not hanging. Be sure to check the hook head, latch, link, and safety rope before sending the signal. After confirming that the connection is normal, you can signal to drive.

Article 7 When transporting long or super-long, ultra-wide, super-high materials, etc., it must be loaded by special vehicles, and special safety measures shall be formulated (can only be transported by bicycle, and it is strictly prohibited to carry on and off the train). .

Chapter III Inclined Lane Slope Setting

Article 8 In the orbital transportation of inclined lanes, sufficient slope retaining facilities must be set up and meet the following requirements:

1. For inclined lanes with an oblique length of less than 50 meters (including 50 meters), the upper yard (slope head) must be set to one gear (normally closed), and the lower slope point is set to a gear (speed stop) 5 meters upwards. The lower yard is slightly larger than the one set at the train (normally closed).

2. For inclined lanes with an inclined length of more than 50 meters, one gear (normally closed) is set at the upper yard (slope head) and 5 meters above the lower slope point; the upper slope point is greater than one train length (15 -20 meters), the lower yard is slightly larger than a train, each set a gear; at the upper slope point, more than one train and 5 meters at the lower slope point, a certain number of blocking devices should be added according to the length. The distance between the gears must not exceed 100 meters (speed blocker).

3. The upper slope stopper must be a normally closed type of blocker that can be automatically reset, and the handle should be no less than 500mm from the outside of the track and on the sidewalk side.

4. Under the slope point, the vehicle is larger than one train (15-20 meters). It must be able to automatically reset the normally closed type of blocker. The installation of the operating mechanism is adjacent to the side of the handle of the slope stop, and must not be straddle. operating.

5. The parking device at 5 meters from the slope and the lower slope point must use the normally open speed blocker. It must be automatic and flexible, with firm installation and reliable operation.

6. The lower parking lot is slightly larger than the one for the train, and the normally closed type parking block is closed when the vehicle is lifted and the hook is removed, so as to avoid other vehicles entering the picking area when the hook is picked up, and the hooking and accident vehicles enter. Other tracks hurt other people. The upper yard entrance is equipped with a normally closed type of stopwatch that controls the vehicle to enter the picking point.

7. When the excavation working face is digging into the downhill roadway, the slope is installed in addition to the above-mentioned oblique slope setting requirements. The slope is larger than one train (15-20 m) and the mid-slope blocking device, and must be installed. The following safety facilities are provided. (1) A strong safety shield is installed 10 meters after the installation. With the pre-loading machine moving forward, and must be operated by a special person, it is always in the normally closed state, and can only be opened when the mine car passes, and close immediately after passing. (2) Install a set of speed blockers 10 meters above the safety protection cover, and move along with the block to ensure that the train does not run at over speed and damage the safety facilities.

Chapter IV Comprehensive Protection and Others

Article 9 Parking Site Arrangement Requirements

1, the setting of the yard. Each production mine must have a formal yard design, including the layout, location, length, width and height of the roadway, pipeline laying, air duct hanging, etc., must meet the coal mine safety regulations and standardization standards; the yard width must guarantee the sidewalk The width of the mine car and the lane wall within the height of 1.6 meters is not less than 0.8 meters. The width of the mine car and the other side wall, the width between the mine car and the mine car is not less than 0.3 meters, and the effective length of the yard is not less than 1.5 times the length of the train.

2. The parking lot track should be level, and the upper yard should not be inclined to the direction of the down lane, so as to avoid the mine car slipping and causing the sports car.

Tenth track

1. The quality of the track laying meets the requirements of the regulations and standardization standards. The joint clearance of the main transportation lanes (main transportation line and centralized transportation line of the mining area) shall not exceed 5mm, the height shall be no more than 2mm, and the deviation of the gauge shall not exceed +5mm-2mm. The horizontal deviation shall not be greater than 5mm, the fasteners shall be complete and firm, and shall conform to the rail type. Do not use the mixed feedway. The number of specifications of the sleeper shall conform to the standard requirements. The temporary track shall not be more than twice the deviation of the main transport line track. , rail sleep specification, the spacing should not be more than 1 meter, it is strictly prohibited to use the board skin for sleepers. The main winch must be provided with a regular ditch cover and complete and stable. Other winch lanes must ensure smooth flow, but must not wash the center of the road.

2. It is strictly forbidden to use the head-to-head and fold-off connection at the transition section of the track-changing track. The vertical-curved rail transition must be adopted, and it is necessary to ensure that there are more than 500 mm straight ends at both ends of the transition section to ensure reliable connection with the straight rail.

Article 11 The slanting lane transportation is strictly prohibited from hooking, and the regulations of “no pedestrians, no pedestrians” are strictly enforced.

Article 12 It is strictly forbidden to pile up other materials in the transportation inclined lanes and parking yards, and truly achieve “three nos”, no accumulated water, no silt, no debris.

Article 13 For the transportation of inclined lanes, the roadway support of the yard must comply with the requirements of the regulations. It is strictly forbidden to empty, leak, scuttle and slag to ensure the safety of workers.

Article 14 In the process of lifting and lifting the winch, if the mine car is down, it is strictly forbidden to use the main wire rope to pull the hard shovel to prevent the rope from breaking or causing the internal injury of the wire rope, which must be reliable and effective. After the track, run again.

Article 15 Ground rolling shall be installed at the slope changing point of the inclined lane transportation to avoid straining the track and sleepers, intensifying the wear of the steel wire rope, causing damage to the track quality and reducing the service life of the wire rope.

Article 16 The person in charge of the inclined wells of the transport personnel must check the connecting device, the insurance chain and the anti-drop device of the passenger car before each class, and do a no-load drop test. After normal, the empty car must be placed first. Confirm that the lanes and tracks do not pose a danger of knocking. The inspection situation should be filled in the class inspection record book. The special person car signal machine must be used to effectively grasp the up and down order. It is strictly forbidden to stop the car, jump and overload the car, and do the no-load and heavy load of the car according to the regulations. test.

Article 17 IC card management shall be used on winches used by two or more units; promotion of small winch ropes shall be promoted; transportation shall be carried out in inclined lanes above 10°. JD-11.4 winches shall be phased out; single speed (slow speed) shall be used. ) Back to the column winch; promote the use of the infinite rope transport device in the centralized transport lane and work surface.

Article 18 The relevant transportation management contents not covered in these regulations shall be implemented in accordance with the provisions of the “Safety Regulations for Coal Mines”.

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