New version of "Coal Mine Safety Regulations" exam question bank and answer (captain of electromechanical transportation area)
First, fill in the blanks:
1 The new Coal Mine Safety Regulations are formulated according to the Coal Law, the Mine Safety Law and the Coal Mine Safety Supervision Regulations.
2, "coal mine safety regulations" regulation, coal mining enterprises must abide by the relevant national laws, regulations, rules and regulations of production safety, _ _ _ _ _ and _ _ _. (Standards and technical specifications)
3. "Coal Mine Safety Regulations" stipulates that coal mining enterprises must establish and improve the leadership responsibility system for production safety at all levels, and _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _
4. Cage entrances and exits must be installed with _ _ _ or _ _ _ _, and the height shall not be lower than 1.2m (doors and curtains).
5. The effective area occupied by each person in the cage should not be less than _ _ _ _ _ _ _ _ _.
6. The storage period of steel wire rope exceeds _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ (After one-year qualification)
7. The wire ropes of lifting personnel or lifting personnel and materials shall be inspected once every _ _ _ years from the time they are stopped, and the wire ropes of lifting materials shall be inspected for the first time every 12 months from the time they are stopped. Then in _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _.
8. When the cage lifts personnel in the shaft, the acceleration and deceleration shall not exceed _ _ m/s2, and the maximum speed shall not exceed _ _ m/s (0.75 12).
9. Before transporting personnel in inclined shafts and inclined lanes, people and vehicles must be checked for connection devices _ _ _ _ _ _ _ _ _ _, and an empty car must be put first. (Safety chain anti-falling device)
10. The belts of the belt conveyor must be _ _ _ _ _ _ _ and _ _ _ _ _ _.
1 1. Belt conveyors used in inclined shafts and inclined lanes must be equipped with fortified reversing devices and _ _ _ _ _ devices at the same time; _ _ _ device must be installed when uninstalling. (Braking device)
12. The mine power supply system generally adopts _ _ _ power supply, and any line should be able to bear _ _ _ _ _ (double circuit 100%) of the whole mine load.
13. The power supply quality is generally determined by two parameters, namely _ _ _ _ _ _ _. (voltage power factor).
14. The distance between lighting fixtures in underground alleys should not exceed the distance between _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _.
15. The miner's lamp must be equipped with a reliable _ _ _ _ _ device, and at least it should be able to use _ _ _ continuously and normally. (short circuit protection 1 1h).
16. The "three noes" of underground power supply should be _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _.
17, and the area of the main grounding electrode is _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ (0.75mm2).
18, the connection between the electrical equipment shell and the grounding bus should be no less than _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ (25mm2 copper wire and 50mm2 galvanized iron wire).
19. The sign of mine explosion-proof electrical equipment is _ _ _ _ _ _ _ _ _ _ _ electrical equipment.
20. The classification of mine electrical equipment is _ _ _ _ _ _ _ _ _ _ _ _ _ _ (explosion-proof universal type).
2 1. The flameproof shell of flameproof electrical equipment for mine loses _ _ _ _ or _ _ _ _, which is called misfire. (Explosion-proof and Fire Prevention)
22, coal mine safety production must adhere to the principle of _ _ _ _ _ _ _ _ _ _.
23. Coal mine workers shall enjoy _ _ _ _ _ _ and _ _ _ _ _ rights related to production safety according to law. (Right to know and suggestion)
24. The main lifting driver must hold "_ _ _ _ _ _" and "_ _ _ _ _ _" before taking up his post, and shall not operate without a license. (post qualification certificate).
25. In general, the temperature of the underground hoist room shall not exceed _ _ _ _ _, and the highest temperature shall not exceed _ _ _ _. (28 30)
26. The main reason for the decrease in strength of hoisting wire rope in use is corrosion, _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _
27. The hoisting system with hoisting speed greater than 3m/s must be equipped with _ _ _ _ _ _ _ _ and _ _ _ _ _ _ devices (anti-collision beam tank support devices).
28. According to the twisting direction of the strands in the rope, it can be divided into _ _ _ _ twisted wire rope, _ _ twisted wire rope and interwoven wire rope. (left and right)
29, according to the working principle of hoist, can be divided into _ _ _ _ _ _ _ type hoist, _ _ _ _ _ type hoist. (Winding friction)
30. According to the different shaft inclination, mine hoisting system can be divided into _ _ _ _ hoisting system and _ _ _ _ hoisting system. (vertical inclined shaft)
3 1, when two locomotives or two trains run in the same direction on the same track, they must keep a distance of not less than _ _ _; When the gradient of people and vehicles in the same direction is less than five thousandths, the distance must be kept above _ _ _ _ _ _ _ (100m10m).
32. The train braking distance shall be measured at least once a year, and it shall not exceed _ _ _ meters when transporting materials and _ _ _ meters when transporting personnel. (40 20)
33. The upper limit of gauge deviation is _ _ _ _, and the lower limit is _ _. (+5mm-2mm).
34, downhole high pressure shall not exceed _ _ _ _ _; The DC voltage used by overhead electric locomotives shall not exceed _ _ (_ _ _ (10000 v 600 v v).
35. From the rail surface, the height of the motor wiring shall meet the following requirements: the intersection of the parking lot and the sidewalk with the transport lane shall not be less than _ _ _ meters in the carriageway with pedestrians, and shall not be less than _ _ _ _ meters in the carriageway without pedestrians. (2 1.9)
36, the length of more than _ _ _ meters of the main transport roadway, mechanical transport personnel should be adopted when commuting; The inclined lane with vertical depth exceeding _ _ _ meters must use machinery to transport personnel up and down. ( 1500 50)
37. When transporting people by car, its running speed shall not exceed _ _ m/s, and the place where people get on and off shall be _ _ _ _. (4) lighting.
38. Overhead lines of pedestrian parking lots must be installed with _ _ _ or _ _ _ _. (Automatic power-off switch of zone switch)
39, human cart, it is forbidden to _ _ _ _ _; When the slope of the roadway is greater than _ _ _ _, it is forbidden to push the cart manually. (7% of flying cars are released)
40, inclined shaft ascension, it is forbidden to _ _ _ _ _ _ _ _. (Pedal hook, pedestrian)
Second, multiple-choice questions:
1. The Law on Work Safety shall come into force on.
165438+2002 10/0/; B, 200111/October1; June 2002 1.
2. Constitutive elements of a crime refer to the criminal psychological state of the perpetrator (B).
First, the subject of crime; B, the subjective aspect of crime; C, the object of crime;
3. The filter type self-rescuer is suitable for the environment where the concentration of O2 in the air is ≥ (b)%, the concentration of Co is ≤ ()% and it does not contain other toxic and harmful gases.
a . 16 1.0 b . 18 1.5 c . 20 2.0
4. When using the filter self-rescuer, when the CO concentration in the air is ≥(B )%, there will be a sense of dryness and heat when inhaling.
A.0.5 B. 1.5 C.2.5
5. For mines with an annual output of more than 60,000 tons, the power supply mode is (B).
A. Single loop power supply B. Double loop power supply
6. If the current through the human body exceeds (A), it will be life-threatening.
A. 30 ma b. 50 ma c. 100 ma
7. The running speed of the overhead passenger device shall not exceed (b) m/s. 。
a . 1.0 b . 1.2 c . 1.5
8. The grounding resistance at any point on the grounding network shall not exceed (b).
1 euro
9. Each mine miner's lamp emergency frequency should be more than the number of miner's lamp often used (A).
A. 10%
The miner's lamp in 10.(B) should be used in high gas mines.
A. Short circuit protection device B. Short circuit protection device C. Ordinary miner's lamp
The roadway in 1 1.(b) should be self-closed from the fireproof iron gate at the exit of the cavern or supported with incombustible materials.
A.3m B.5m C.8m
12. When the length of the substation cavern exceeds (c), an exit must be set at each end of the cavern.
4 million pounds, 5 million pounds, 6 million pounds
13. The order of diluting sulfuric acid is (b).
A. pour water into sulfuric acid. B. pour sulfuric acid into water. The first two will do.
14. There should be no (b) between the track without callback and the electric track of overhead electric locomotive.
A. One insulation point B. Two insulation points C. Three insulation points
15. The purpose of protective grounding is (c).
A. prevent electric shock; B. prevent electric sparks; C. prevent electric shock and electric spark.
16, miner's lamp should be able to continuously and normally use underground (C)h 。
A.8 B. 10 C. 1 1
17, "Regulations" stipulates that when the safety factor of wire rope specially designed for lifting personnel is less than (b), it must be replaced.
a6 b . 7 c . 8
18, when the lifting container exceeds the normal stop position by 0.5m, it must be able to automatically cut off the power supply to make (b) work.
A. service brakes B. safety brakes C. service brakes and safety brakes
19, when the constant speed section of the hoist exceeds the maximum speed (c), the safety brake must be able to work.
A.5% B. 10%
20, vertical single rope winding hoist drum winding (A) is allowed.
A. 1 layer B.2 layer C.3 layer
2 1, the voltmeter shows the lifting height, and the reading at the constant speed stage is (c).
380 volts, 22 volts, 200 volts
22, the residual pressure of hoist hydraulic station shall not exceed (c).
A. 0.7 MPa b. 0.9 MPa c. 0.5 MPa
23. The brake shoe clearance of disc brake shall not exceed (c).
A. 1 mm
24. The acceleration and deceleration of cage elevator personnel in the shaft shall not exceed (c).
0.5m/sec 0.7m/sec 0.75m/sec
25, when the elevator enters the crawling stage, its crawling speed should be (b).
a . 0.5 ~ 1m/s b . 0.5 ~ 1.5m/s c . 1 ~ 2m/s
26, in the vertical shaft cage hoisting personnel, its maximum speed shall not exceed (b).
10m/s12m/s c14m/s
27. The overwinding switch should be checked once (b).
A. Every shift B. Every day C. Every week
28. The patrol inspection system stipulates that (c) 1 inspection.
A. Every day B. Every shift C. Every hour
29, manual rope inspection, its running speed is generally not greater than (a).
A.0.3m/s B.0.5m/s C. 1m/s
30. The driver should take turns to operate, and the continuous operation time of each person generally does not exceed (a).
A. 1h B. 1.5h C.2h
3 1, the new coal mine safety regulations will be implemented from (c).
2004 10 October
32, often mobile and handheld electrical equipment grounding resistance shall not exceed (A) ohms.
1 euro
33, inclined single rope winding hoist drum winding (b) is allowed.
A. 1 layer B.2 layer C.3 layer
34. When transporting blasting materials by locomotive, its running speed shall not exceed (a) m/s. 。
A.2 B.3 C.4
35. A fire hose gate valve must be set every (c) meters on the belt conveyor.
A.20 B.30
36. The belt head should be equipped with at least (b) fire extinguishers.
A. 1 B.2 C.3
37. The volume of sand for fire prevention and extinguishing at the head of belt conveyor should not be less than (b) cubic meters.
A.0. 1
38. Non-motor vehicles are not allowed to drive on the same road. If you want to drive, you must get the permission of (b).
A. cadres on duty B. transportation dispatching station C. mine dispatching room
39, because the gas concentration exceeds the prescribed power outage of electrical equipment, must be in the gas concentration.