question bank source: Production safety simulation test Yitong official account mini program
2022T elevator repair test questions are T elevator repair simulation test questions before the test! The 2022 T Elevator Repair Training Questions and Answers are based on the T Elevator Repair New Examination Outline. T elevator repair test materials pass the production safety simulation test and the real online test.
1. [Multiple choice question] GB/T10059-1997 "Elevator Test Methods", the following requirements are provided for the prototype test conditions. (ABC)
A,
A, altitude below 1000 meters
B, computer room temperature 5 to 40 degrees
C, power supply voltage fluctuation within ±7%
D, suitable DC power supply
2, [Multiple choice question] TSGT7001-2009 "Inspection Regulations (abbreviated) - Traction and Forced Drive Elevator" stipulates: The () conditions at the inspection site shall comply with the provisions of the elevator design documents. (ABCD)
A, temperature
B, humidity
C, voltage
D, ambient air
3, [Multiple choice question] multimeter , mainly used to measure (). (ABD)
A, AC, DC voltage
B, AC, DC current
C, insulation resistance
D, resistance resistance value
4, [Multiple choice question] The advantages of permanent magnet synchronous motor are () (ABCD )
A, simple structure, less maintenance, safe and reliable
B, safe and reliable
C, reduce pollution
D, energy-saving
5, [Multiple choice question] If the special equipment production, operation and use unit () is sealed or seized, or its main components, it shall be ordered to correct the problem and impose a fine of 50,000 to 200,000 yuan; if the circumstances are serious, the production license will be revoked and the special equipment use registration certificate will be cancelled. (ABCD)
A, use
B, replace
C, damage
D, transfer
6, [Multiple choice question] When an electrical equipment catches fire, you should first cut off the power supply and use () to extinguish the fire, (ABC )
A, dry sand
B, carbon dioxide
C, dry powder fire extinguishing bomb
D, foam fire extinguisher
7, [Multiple choice question] At least, at a clear location at an entrance and exit of escalator or automatic sidewalk , the product logo of () can be found: (ABCD )
A, factory name
B, model
C, product number
D, factory year
8, [Multiple choice question] The driving device of the long ladder road is available in the () and () cabins of the escalator. (AB)
A, upper end
B, middle part
C, lower end
D, side part
9, [Single choice question] TSGT7001-2009 "Inspection Regulations (abbreviated) - Traction and Forced Drive Elevator" stipulates that elevator user units shall apply for regular inspection to the inspection agency () months before the expiration of the next inspection date marked by the elevator usage sign. (A)
A, 1
B, 2
C, 3
D, 6
10, [Single choice question] TSGZ6001 "Examination Outline (abbreviated)" stipulates: The "Special Equipment Operator Certificate" shall submit a review application to the issuing department of the place of work or household registration before the expiration of the validity period () months. (A)
A, 1
B, 6
C, 9
D, 12
11, [Single choice question] " Production Safety Law of the People's Republic of China " (revised in 2014) stipulates that if the main person in charge of the production and operation unit is responsible for major and particularly serious production safety accidents , () shall not serve as the main person in charge of the production and operation unit in this industry.(D)
A,
B within 5 years,
B within 10 years,
C within 20 years,
D for life,
12, [Single choice question] " Special Equipment Safety Law of the People's Republic of China " stipulates: Which of the following special equipment users can set up special equipment safety management agencies or equip full-time and part-time special equipment safety management personnel according to the situation? (D)
A, elevator usage unit
B, passenger cableway operation unit
C, large amusement facilities operation unit
D, other special equipment operation unit
13, [Single choice question] The "Elevator Usage Management and Maintenance Rules" stipulates: Daily maintenance of elevators refers to daily maintenance and maintenance work such as cleaning, lubrication, replacement of consumable parts and inspection of elevators, where () will not change any performance parameters of the elevator. (B)
A, Clean and lubricate
B, Replace consumable parts and check
C, Replace consumable parts and clean
D, Replace consumable parts and lubricate
14, [Single choice question] "Hyper Code for Safety Specifications for the Manufacturing and Installation of
14" (GB7588-2003) has the dimension requirements for passenger elevator door gaps, and this motion gap shall not be greater than (). (B)
A, 3mm
B, 6mm
C, 8mm
D, 10mm
15, [Single choice question] The distance between the two "emergency stop" buttons of an automatic sidewalk should (). (B)
A, no more than 30m
B, no more than 40m
C, equal to 50m
D, equal to 60m
16, [Single choice question] The vertical line that releases the pit from the elevator shaft sample frame is called the sample line. Generally speaking, before the elevator is installed, the sample line that needs to be released has () sample line. (D)
A, layer door
B, car guide rail
C, counterweight guide rail
D, all options
17, [Single choice question] The cover plate on the outer decorative board located under the handrail belt is called (). (D)
A, apron board
B, inner cover board
C, wall guard board
D, outer cover board
18, [Single choice question] To determine which of the following related statements about special equipment directory are correct? (C)
A. The state implements system management of special equipment.
B. The special equipment catalog is formulated and approved by the department responsible for the safety supervision and management of special equipment by the State Council.
C, the special equipment catalog is formulated by the department responsible for the safety supervision and management of special equipment by the State Council, and is implemented after approval by the State Council.
D, the special equipment directory is formulated by the State Council.
19. [Single choice question] If the door opening mechanism and the door door are directly mechanically connected, and the door leafs are indirectly mechanically connected, no electrical safety contacts can be installed on (). (A)
A, passive door leaf of the sedan door
B, passive door leaf of the hall door
C, active door leaf of the sedan door
D, unsure
20, [Single choice question] Connect the three resistors R1>R2>R3 in series and connect to the power supply with voltage U, and the resistor to obtain the maximum power is (). (A)
A, R1
B, R2
C, R3
D, all three are the same
21, [Single choice question] When the counterweight of the traction drive elevator is completely pressed on the counterweight buffer and the traction machine still rotates in the upward direction, the car should () continue to be lifted upward. (B)
A,
B,
C, then
D,
D,
22, [Single choice question] The running speed of the handrail belt and the speed deviation between the steps and pedals are allowed to be between ()%.(D)
A, 0～2
B, ±2
C, 1～2
D, 0～+2
23. [Single choice question] The buffer of the traction drive elevator should usually be set at the limit position of the stroke () part of the car and counterweight. (C)
A,
B,
C,
D, all options
24, [Single choice question] The nameplate data of a certain three-phase AC asynchronous motor is: frequency 50Hz, rated rotation number 970 revolutions/min, then the reasonable motor pole number of this motor should be (). (C)
A, 2
B, 4
C, 6
D, 8
25, [Single choice question] According to the provisions of the "Elevator Manufacturing and Installation Safety Specifications" (GB7588-2003), determine which of the following buffers can be used as stroke reduction buffers? (C)
A, cylindrical spring buffer
B, polyurethane buffer
C, hydraulic buffer
D, sponge pad
26, [Single choice question] Measure the inner diameter of the wire tube, use () to be more accurate. (C)
A, steel tape measure
B, steel ruler
C, vernier caliper
D, compass
27, [Single choice question] Lubrication cannot play a role in (). (A)
A, transmit power
B, reduce wear
C, cooling effect
D, cleaning effect
28, [Single choice question] In hydraulic system , () belongs to the execution element. (D)
A, hydraulic pump
B, directional valve
C, throttle valve
D, oil cylinder
29, [Single choice question] The hydraulic oil injected into the hydraulic buffer should (). (D)
A, more
B, less
C, half
D, reach oil level
30, [Single choice question] After the elevator installation and construction unit enters the site, it should first take safety protection measures (). (D)
A, construction channel
B, elevator machine room
C, construction warehouse
D, shaft floor station entrance
31, [Single choice question] The traction driving method of elevators has the following advantages over the roll driving method (). (D)
A, safe and reliable
B, high lift height
C, no need to change the drive device
D, all options
32, [Single choice question] Blasting workers who perform blasting equipment processing are prohibited from wearing (). (C)
A, non-work clothes
B, cotton clothes
C, chemical fiber clothes
33, [Single choice question] The pedals at both ends of the escalator, which facilitate passenger transition and engage with the steps, are called (). (C)
A, skirt cover
B, skirt
C, comb tooth board
D, wall guard
34, [Single choice question] Throttle speed regulation hydraulic elevator has () method. (D)
A, open-loop switch control throttling speed
B, closed-loop switch control throttling speed
C, electro-hydraulic ratio control throttling speed
D, all options
35, [Single choice question] The rated load of passenger elevators with traction drives generally has (). (B)
A, 2 sets of
B, 4 sets of
C, 6 sets of
D, 8 sets of
36, [Single choice question] () is not the feature of permanent magnet synchronous motor .(D)
A, simple and compact
B, low-pollution
C, safe and reliable
D, very power-consuming
37, [Judgement Question] GB/T10059-1997 "Elevator Test Method", for instantaneous safety clamp , the rated speed of no load should be downward, and the test should be carried out (×)
38, [Judgement Question] TSG5002-2017 "Elevator Maintenance Rules" stipulates: Maintenance refers to cleaning, lubrication, adjustment, replacement of consumable parts and inspection, and does not include disintegration of parts. Adjusting and replacing consumable parts cannot change any elevator performance parameters. (√)
39. [Judgement Question] V-shaped groove traction wheel , mostly used in light load and low-speed elevators. (√)
40. [Multiple choice question] "Sodium-based grease", suitable for lubrication of submersible pump . (×)
41. [Judgement Question] The special equipment referred to in the "Special Equipment Safety Law of the People's Republic of China" refers to boilers, pressure vessels, (including gas cylinders), pressure pipelines, , elevators, lifting machinery, , passenger cableways, large amusement facilities, special motor vehicles in yards (factories), and other special equipment that is subject to this law that is stipulated by laws and administrative regulations. (√)
42. [Judgement Question] The "Special Equipment Safety Law of the People's Republic of China" stipulates that the departments responsible for the safety supervision and management of special equipment shall implement key safety supervision and inspection of special equipment in schools, kindergartens, hospitals, stations, passenger terminals, shopping malls, sports venues, exhibition halls, parks and other places for public gatherings. (√)
43. [Judgement Question] The "Special Equipment Safety Law of the People's Republic of China" stipulates that special equipment users shall decide on their own whether to formulate special equipment accident emergency plans based on the situation and conduct emergency drills regularly. (×)
44. [Judgement Question] The "Special Equipment Safety Law of the People's Republic of China" stipulates that the construction unit for installation, transformation and repair of special equipment shall report the planned installation, transformation and repair of special equipment in writing to the special equipment safety supervision and management department, and construction can only be carried out after approval. (×)
45. [Judgement Question] "The Safety Law of the People's Republic of China's 'Safety Production Simulation Examination Yidiantong' Special Equipment Safety Law" stipulates that import special equipment shall fulfill its notification obligations to the department responsible for the safety supervision and management of special equipment in the import place before or within 30 days after import. (×)
46. [Multiple choice question] A pair of gears that mesh with each other can be "bevel gears" or cylindrical gears. However, the two worm gears cannot be used directly with each other. (√)
47. [Multiple choice question] Thermal relay is generally used as a wrong phase protection. (×)
48. [Multiple choice question] During measurement, the multimeter can be used to turn the knob at will. (×)
49. [Judgement Question] It is strictly forbidden to measure the resistance value with live. (√)
50. [Multiple choice question] In order to maintain the running direction of the rung or pedal, you can only operate the key switch or the control button of the control box after the rung or pedal is completely stopped. (√)
51. [Multiple choice question] The belt between the driving wheel and the driven wheel, in the movement, the belt on one side has a loose edge, and the belt on the other side has a tight edge. (√)
52. [Multiple choice question] The door system that passengers normally use includes a car door, hall door, door machine, door knife and door lock. (√)
53. [Multiple choice question] When taking an escalator, you should stand in a posture, do not rely on it, and do not step on the edges and seams. (√)
54. [Judgement Question] When someone works in a shaft, top of the sedan or bottom pit, no other work shall be performed above it. During the same period, the computer room must not have any control operations. (√)
55. [Judgement Question] The higher the frequency of alternating current , the greater the resistance of "safe production simulation exam" capacitor .( × )
56. [Multiple choice question] The longer the human body's electric shock lasts, the greater the danger; ( √ )
57. [Multiple choice question] As long as the herringbone ladder and single-piece ladder are placed smoothly, the ladder feet can not be covered with rubber. (×)
58. [Multiple choice question] The light curtain anti-clip protection device can only open again when the door is closed during the process of closing the door. (×)
59. [Multiple choice question] Only the base station can open the door with a triangle key. (×)
60. [Judgement Question] After blowtorch is used, the remaining gas should be saved for continued use next time. (×)
61. [Multiple choice question] International technical standards require that the emergency lights in the sedan can maintain "1W/1h" power supply. After modern elevators use LED energy-saving lamps, not only does the illumination increase significantly, but the lighting and safety production simulation test pass and hold time is also greatly increased. (√)
62. [Multiple choice question] In V-shaped belt (triangle belt) transmission, under a certain load state, if the speed is too large or too small, the belt may "slip" phenomenon (√)
63. [Multiple choice question] In the ground near the traction machine, there should be a stationary area of no less than 0.5m×0.6m on the ground near the traction machine. (√)
64. [Multiple choice question] During maintenance and inspection, safe voltage lighting of less than 36V must be used. (√)
65. [Multiple choice question] If you touch the metal part of the car, it means that the elevator may have leakage. (√)
66. [Judgement Question] For special equipment that has serious accident hazards and has no value for transformation or repair, or reaches the scrapping period stipulated in the safety technical specifications, it shall be scrapped in a timely manner, and the property rights unit shall take necessary measures to eliminate the use function of the special equipment. (√)
67. [Multiple choice question] pointed-nosed pliers is suitable for working in narrow spaces. (√)
68. [Multiple choice question] In a quarry, the main measures for lightning protection are to use lightning rod (wire, network) and lightning arrester . (√)
69. [Multiple choice question] When the escalator suddenly reverses and slides down while it is rising, the "additional brake" works. (√)
70. [Multiple choice question] After changing the brake, the traction rope should be loaded on before the initial adjustment. (×)
71. [Multiple choice question] After the traction rope is stretched naturally, it will become longer. After removing one or two seat blocks connected to the bottom of the counterweight frame, the remaining seat blocks should be kept firm. (√)
72. [Multiple choice question] The traction rope can be adjusted after naturally stretching and lengthening. The length adjustment device is a multi-section seat block connected to the bottom of the counterweight frame. (√)
73. [Judgement Question] The traction wire rope is composed of steel wire, rope strand and oil-shell rope core. (√)
74. [Judgement Question] When the traction drive elevator conducts upward braking test, the car should be loaded with 125% of the rated load, and when it moves up to the upper part of the stroke at a normal operating speed, the motor and brake are cut off for power supply. (×)
75. [Multiple choice question] When traction drive elevators use rope clamps to fix the wire rope, you must pay attention to the coordination and clamping of the rope clamp specifications and the nominal diameter of the wire rope. When fixing, more than two rope clamps must be used, and the rope clamp U-shaped bolts should be clamped on the short side of the wire rope. (×)
76. [Multiple choice question] All step treads on the ladder working section should be kept level. (√)
77. [Multiple choice question] During maintenance, if the door knife position is installed in a biased manner. It will not affect the normal use of the hall door lock. (×)
78. [Judgement Question] The smaller the value of lubricant label , the greater the degree of sticking to "latest resolution". (×)
79. [Multiple choice question] The grease container must be covered at any time. (√)
80. [Multiple choice question] The progressive safety clamp test should be carried out at 125% of the rated load, short-connected speed limiter overspeed protection switch, short-connected safety clamp linkage switch, unmanned in the car, and slow-moving state. (√)
81. [Judgement Question] gray cast iron is a brittle material and will not deform.(√)
82. [Judgement Question] Use megohmmeter to measure the insulation resistance of electrical equipment, be sure to note that the "L" and "E" ends cannot be connected in reverse. (√)
83. [Judgement Question] Use to test the electric pen to determine the voltage level. (√)
84. [Multiple choice question] When the motor sliding bearing is short of oil, the bearing cannot be well lubricated. It will increase friction, increase temperature and increase noise between the shaft and bearing . (√)
85. [Multiple choice question] The two main reasons for fire and explosion during the use of electrical appliances are: improper use of electrical appliances and failure of electrical appliances. (√)
86. [Multiple choice question] Electronic digital thermometer, reading is simpler. You can read the temperature and humidity values directly by looking at the monitor. (√)
87. [Multiple choice question] Electronic digital thermometer, reading is more difficult to understand than dry wet thermometer . (×)
88. [Multiple choice question] The wire rope guide and door leaf guide of the elevator are as important as the car track. All need to be upright, smooth, firm and smooth. (√)
89. [Judgement Question] phosphor bronze , has no elasticity and is too soft, and can only make copper rivets . (×)
90. [Judgement Question] The oil and gas in space will ignite and explode when it encounters fire. Such as large gasoline tanks, "safe production simulation test, one-point pass" and large gas storage tanks. In this environment, even explosion-proof elevators cannot be used. (√)
91. [Multiple choice question] Buffer, speed limiter, safety clamp, brake, and door lock are all safety protection devices. (√)
92. [Multiple choice question] The stop switch should be set for the escalator in both the drive station and the steering station, but if the main switch has been set, the stop switch can be set. (√)
93. [Multiple choice question] The escalator speed is low, and no electrical overspeed protection device can be installed. (×)
94. [Multiple choice question] Escalator is mainly composed of trusses, double-loop rails, drive system, ladder system, wall guard and handrail belt, and security system. (√)
95. [Multiple choice question] If the measured size cannot be estimated in advance, you should select a gear with a large range to measure, and then gradually change to the smaller until the pointer turns about 2/3 of the full scale. (√)
96. [Multiple choice question] It doesn’t matter if you walk on the freight elevator door rumbles. (×)
97. [Multiple choice question] The maintenance switch on the top of the sedan can quickly move the elevator. (×)
98. [Judgement Question] Choose 5 of the "safety coefficient" of the wire rope, which is safer than choosing 3. (√)
99. [Multiple choice question] The wire is repeatedly folded to break, which saves much effort than direct breaking. (√)
100. [Multiple choice question] The speed limiter is generally installed in the bottom pit of the shaft, and the tightening device is installed in the computer room. (×)
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