2022 t elevator repair question bank and simulation test

Source of question bank ： Safety production simulation test, a little public official account.

2022 year T The review question of elevator repair is T Elevator repair all exam question bank selected question bank ！2022 year T Elevator repair question bank and simulation examination basis T Compilation of new textbook outline for elevator repair .T The elevator repair examination materials shall be familiar with the examination environment in advance at any time according to the one-point pass of the safety production simulation examination .

1、【 Multiple choice 】 Traction elevator , Measures to realize uplink overspeed protection , It can work on （） On .（  ABCD  ）

A、 Counterweight

B、 hoist rope

C、 Lift car

D、 Traction wheel

2、【 Multiple choice 】 Taper sleeve of traction rope termination device , The connection forms with the screw are （）.（  AB  ）

A、 combined

B、 Conjoined

C、 Rope clamp type

D、 Inter strand plug-in type

3、【 Single topic selection 】《 Safety Law of the people's Republic of China on special equipment 》 Regulations ： The production of special equipment includes design 、 manufacture 、 install 、（）、 repair .（  C  ）

A、 maintain

B、 maintain

C、 reform

D、 business

4、【 Single topic selection 】《 Special equipment safety law 》 Regulations ： Special equipment safety management personnel 、 Inspectors and operators fail to perform their duties , Violation of operating procedures and relevant safety rules and regulations , Causing an accident ,（）.（  D  ）

A、 Direct sentencing

B、 Directly dismiss

C、 Demerit recording

D、 Disqualification of relevant personnel

5、【 Single topic selection 】《 Special equipment safety law 》 Regulations ： Installation of elevator 、 reform 、 Major repair process , Must go through （）. Failure to perform the procedure , Or fail to meet the qualification standard , Shall not be delivered for use .（  C  ）

A、 The loan

B、 Discuss

C、 Supervision and inspection

D、 Research

6、【 Single topic selection 】 One or more metal supports or hooks for lifting heavy-duty equipment equipped on the appropriate position of the top plate or beam of the elevator machine room must have （） The logo of .（  C  ）

A、 Structural loads

B、 Lifting load

C、 Safe working load

D、 All options

7、【 Single topic selection 】 Complete dimensioning shall include （）、 Dimension numbers and dimension lines .（  A  ）

A、 Extension lines

B、 Dimensional accuracy

C、 Dimensional tolerances

D、 Dimension arrow

8、【 Single topic selection 】 The selection principle of mechanical parts should generally consider （）.（  D  ）

A、 In terms of use

B、 In terms of Technology

C、 The economy

D、 All options

9、【 Single topic selection 】 The greater the current flowing through the human body , The deadly danger is （）.（  C  ）

A、 The safer

B、 The smaller it is

C、 The bigger it is

D、 It doesn't affect

10、【 Single topic selection 】 Hydraulic control system , change （） It can adjust the speed .（  A  ）

A、 Traffic

B、 voltage

C、 load

D、 electric current

11、【 Single topic selection 】 The safety production responsibility system should be established in （） Work really hard , This is the key to the key .（  C  ）

A、 Sound 、 perfect

B、 A clear division of responsibilities

C、 carry out

D、 In depth understanding of

12、【 Single topic selection 】 The main power supply of the elevator trips , May lead to （）.（  A  ）

A、 The elevator stops running

B、 The door pounded loudly

C、 The door leaves shake or jam

D、 No express

13、【 Single topic selection 】 When lifting the elevator , camisole （ Rigging ） The safety factor of shall not be less than （）, The lifting object shall not exceed the... Of the lifting equipment （）.（  D  ）

A、3, weight

B、3, Rated load capacity

C、5, weight

D、5, Rated load capacity

14、【 Single topic selection 】 Requirements for the allocation of full-time safety production management personnel of the project department at the construction site ： Construction and installation cost of municipal infrastructure project 1 Projects of 100 million yuan or more shall not be less than （） people .（  B  ）

A、2

B、3

C、4

D、5

15、【 Single topic selection 】 An atom consists of a positively charged nucleus in the center and （） Composed of negatively charged electrons , The atom itself is neutral .（  A  ）

A、 Extranuclear

B、 center

C、 edge

D、 The surface of the

16、【 Single topic selection 】 In the elevator model , Letters expressing variety code “G”, What does it mean .（  B  ）

A、 High speed elevator

B、 Sightseeing elevator

C、 Engineering elevator

D、 High rise elevator

17、【 Single topic selection 】 The allocation of full-time safety production management personnel in the safety production management organization of construction enterprises shall meet the following requirements , And according to the business scale of the enterprise 、 Equipment management and production need to be increased : Branches of construction enterprises, regional companies and other large branches （ Hereinafter referred to as branch ） It shall be equipped with at least according to the production conditions of the pond head （） The full-time safety production management personnel .（  A  ）

A、2

B、1

C、3

D、4

18、【 Single topic selection 】 The elevator can run up and down , It can open and close the door automatically ; But you can't register by pressing the call up button on the third floor . May be （）.（  C  ）

A、 The call up button on the first floor is faulty

B、 The call up button on the second floor is faulty

C、 The call up button on the third floor is faulty

D、 The lower call button on the third floor is faulty

19、【 Single topic selection 】 Lift to solve difficulties , When the power supply needs to be cut off , Should be cut off （） Power Supply ？（  D  ）

A、 Main switch

B、 lighting

C、 Safety loop

D、 Power supply

20、【 Single topic selection 】 basis 《 The criminal law 》 Regulations , Violation of fire management regulations , Refuse to take corrective measures after being notified by the fire supervision organization , Causing particularly serious consequences , Yes （）, It's about 3 In the above 7 Fixed term imprisonment of not more than years .（  C  ）

A、 Main person in charge of the enterprise

B、 project manager

C、 Directly responsible person

D、 Deputy chief engineer in charge of fire protection

21、【 Single topic selection 】 When the lift car is unloaded or the load is evenly distributed , After the action of safety gear stops , The inclination of the car floor shall not be greater than... Of its normal value （）％.（  B  ）

A、1

B、5

C、10

D、15

22、【 Multiple choice 】 There are many unsafe factors on the construction site , Mainly in four aspects , Include （）.（  ABCD  ）

A、 Human factor

B、 The material factor

C、 Environmental factors

D、 Management factors

E、 Natural factors

23、【 Single topic selection 】 Safety technical measures for winter construction shall be taken in advance （） Time preparation .（  A  ）

A、1 Months

B、20 God

C、2 Months

D、3 Months

24、【 Multiple choice 】 Work safety responsibility system at all levels shall be established and implemented for work at heights , Safety facilities for work at heights , It should be done （）.（  ADE  ）

A、 The protection requirements are clear

B、 Safe and reliable

C、 Easy to transport

D、 The technology is reasonable

E、 Economy is applicable

25、【 Single topic selection 】 After setting out the maximum working length of the hoisting wire rope , The steel wire rope on the drum shall be reserved at least （）.（  C  ）

A、1 circle

B、2 circle

C、3 circle

D、5 circle

26、【 Multiple choice 】 The enterprise shall act in accordance with （） And other conditions to apply for the qualification of construction enterprises , Pass the examination , After obtaining the qualification certificate of construction enterprise , Only in this way can we engage in construction activities within the scope of qualification .（  ABCD  ）

A、 Owned assets

B、 Key personnel

C、 Completed project performance

D、 Technical equipment

E、 Enterprise management system

27、【 Single topic selection 】 Construction site （） Responsible for organizing the enterprise and professional contracting 、 Education and training for construction site personnel of labor subcontracting enterprises , Formulate and inspect the safety production training and education system and scheme for employees on the construction site .（  A  ）

A、 General contracting enterprise

B、 Construction unit

C、 Employer

D、 construction control unit

28、【 Single topic selection 】《 Industrial injury insurance regulations 》 Regulations , The employee is injured in an accident or diagnosed according to the regulations on prevention and control of occupational diseases 、 Signed as an occupational disease , Usually, the work unit should apply to the administrative department of social insurance in the overall planning area for the identification of work-related injuries , The employer fails to propose the identification of work-related injury according to the regulations , Injured workers are diagnosed in case of accident injury or in accordance with the provisions of the occupational disease prevention and control laws and regulations 、 From the date of signing as an occupational disease （） Inside , You can apply to the social insurance administrative department of the overall planning area where the employer is located for the identification of work-related injuries .（  C  ）

A、 A month

B、 Half a year

C、 A year

D、 Two years

29、【 Single topic selection 】 according to 《 Urban management law enforcement measures 》 Regulations , The competent department of urban management and law enforcement shall carry out law enforcement activities , Should be used （） Administrative law enforcement documents .（  A  ）

A、 Unified format

B、 Unified writing

C、 Uniform style

D、 Unified signature

30、【 Multiple choice 】 Repair welding of hook is prohibited , The following （） The situation should be scrapped .（  ABCE  ）

A、 use 20 Observe with a magnifying glass that there are cracks and cracks on the surface

B、 The wear of the section at the hanging rope exceeds the original height 10％

C、 The wear of the spindle exceeds... Of its diameter 5％

D、 The surface is damaged by collision

E、 The opening is larger than the original size 15％

31、【 Single topic selection 】 AC asynchronous motors are divided into wound rotor and cage type .（） Asynchronous motor is the most widely used motor on crown block .（  A  ）

A、 Wound rotor

B、 Cage type

32、【 Single topic selection 】 The side length exceeds （） The opening of the , Protective railings are set around , Safety flat net is set under the portal .（  B  ）

A、130cm

B、150cm

C、180cm

D、200cm

33、【 Multiple choice 】 install 、 Dismantle construction hoisting machinery and integral lifting scaffold 、 Formwork and other jack up erection facilities （）.（  ABCD  ）

A、 An assembly and disassembly plan shall be prepared

B、 Formulate safety construction measures

C、 On site supervision by professional technicians

D、 It must be undertaken by units with corresponding qualifications

E、 It can be done by non professionals

34、【 Single topic selection 】 Indoor of construction site 220V The distance between the lamp and the ground shall not be less than （）.（  A  ）

A、2.5m

B、3m

C、2m

D、1.8m

35、【 Single topic selection 】 Operators must be equipped with corresponding （） Articles , And use it correctly .（  D  ）

A、 production

B、 Security

C、 protective

D、 Personal labor protection articles

36、【 Multiple choice 】 Which of the following belong to 《 Construction safety inspection standard 》 Refers to , Ann Pass the whole production simulation exam at one point , Of “ Four ” protective （）（  ACDE  ）

A、 Channel port

B、 Pipe mouth

C、 Reserved openings

D、 The stairway

E、 Elevator wellhead

37、【 Single topic selection 】 What are the potential safety hazards in the figure （）

（  B  ）

A、 Missing synchronizer

B、 Where the frame is disconnected from the construction elevator , No protection is set

C、 Not cordoned off

D、 The frame is not maintained every month

38、【 Single topic selection 】 The temperature of the water sample extracted from the boiler shall be （）.（  C  ）

A、20℃

B、25℃

C、30

D、40℃

E、50℃

39、【 Single topic selection 】 When different construction units use multiple tower cranes at the same construction site ,（） The unit shall coordinate and organize the formulation of anti-collision safety measures .（  A  ）

A、 Building

B、 Supervisor

C、 install

D、 The construction of the

40、【 Single topic selection 】 obtain （） Safety training organization with qualification certificate , Can undertake the training of special operation personnel .（  C  ）

A、— level

B、 second level

C、 Level three

D、 Level Four

41、【 Multiple choice 】 Eye catching safety warning colors shall be painted outside the protective door of the elevator wellhead , Hang up （） Sign Board .

（  ABC  ）

A、 Caution!

B、 Toe board

C、 Beware of falling

D、 No Entry

E、 No trampling

42、【 Single topic selection 】 The cantilever length of the adjustable support at the top of the vertical rod of the bowl button formwork support frame extending out of the top horizontal rod shall not exceed （）mm.（  D  ）

A、400

B、500

C、600

D、650

43、【 Multiple choice 】 Hot work permit must be applied for before hot work , The hot work permit must indicate （） And other details .（  ABCD  ）

A、 Hot work place

B、 Hot work time

C、 A fireman

D、 Fire prevention measures

E、 Hot work area level

44、【 Single topic selection 】 according to （） And the law , To develop 《 Regulations on reporting, investigation and handling of production safety accidents 》.（  B  ）

A、《 Construction law 》

B、《 Production safety law of the people's Republic of China 》

C、《 Regulations on the administration of safe production of construction projects 》

D、《 Construction project quality management regulations 》

45、【 Multiple choice 】 When the cantilever beam is used for cantilever frame erection, the cantilever beam shall be checked （）（  ABC  ）

A、 Strength

B、 stiffness

C、 Anti overturning

D、 tensile

E、 hardness

46、【 Single topic selection 】 The hoisting mechanism brake of bridge crane is in formal （） Trial hoisting shall be conducted to check whether it is safe 、 reliable .（  A  ）

A、 Before work

B、 Before lifting

C、 Before unloading

D、 Before the shift ends

47、【 Single topic selection 】 Construction site to adjacent buildings 、 Structures and special working environment may cause damage , Construction enterprises （） Take safety precautions .（  A  ）

A、 Should

B、 Sure

C、 must not

D、 prohibit

48、【 Multiple choice 】 The types of safety education and training shall include （）：（  ABCD  ）

A、 Pre job education

B、 Daily education

C、 Annual continuing education

D、 Preliminary examination of various certificates 、 Review training

E、 Quarterly continuing education

49、【 Single topic selection 】 The construction unit shall lift the scaffold from the construction hoisting machinery and the whole 、 After the formwork and other jack up erection facilities pass the acceptance , After registration with the competent administrative department of construction or other relevant departments , The mark obtained shall be （）.（  B  ）

A、 Keep in file

B、 Place or attach to the device in a prominent position

C、 Kept by the operator

D、 Kept by the mechanical administrator of the project

50、【 Single topic selection 】 When inspecting and evaluating the safety management of housing construction engineering construction , The following options are not general items for inspection and evaluation of socket and turnbuckle steel pipe scaffold （）（  D  ）

A、 Frame protection

B、 Rod connection

C、 Material of components and fittings

D、 Scaffold board

51、【 Single topic selection 】 When erecting and dismantling the protective shed , A warning area shall be set up and a special person shall be assigned to monitor , strictly prohibit （） dismantle .（  D  ）

A、 By Carpenter

B、 By non scaffolders

C、 From top to bottom

D、 Up and down at the same time

52、【 Single topic selection 】 The wrong description of the hidden danger in the figure below is （）.

（  D  ）

A、 Ladders shall be provided for personnel to go up and down .

B、 Personnel shall wear safety belt when working on the platform .

C、 The operating platform needs to be equipped with anti rollover device .

D、 As long as the workers set up the operation platform firmly , You don't have to accept .

53、【 Single topic selection 】 Scaffold removal must be （）.（  A  ）

A、 It must be carried out layer by layer from top to bottom , It is forbidden to work up and down at the same time

B、 It can be removed up and down at the same time

C、 Remove from the bottom up layer by layer

D、 For the parts that are not needed , It can be removed at will

54、【 Multiple choice 】 When the tower crane is working , In one of the following cases , Do not lift （）.（  ABCD  ）

A、 When the signal is unknown

B、 When the weight is unknown

C、 Stand on the hanging object

D、 The wire rope is seriously worn

55、【 Multiple choice 】 Before earthwork construction , Should be （）.（  ABCDE  ）

A、 Analyze the function of the project

B、 Analyze and check the measured topographic map

C、 Hydrogeological engineering quality data

D、 Underground pipeline cable communication

E、 Underground structures

56、【 Single topic selection 】 Equipment for gas welding applications includes oxygen cylinders 、 Acetylene cylinders and liquefied petroleum gas cylinders ; The appliance used generally does not include （）.（  B  ）

A、 Welding torch

B、 Cutting torch

C、 Pressure reducer

D、 Rubber trachea

57、【 Single topic selection 】 Front mounted beam pumping unit reducer is installed on the support （）, Inconvenient installation and maintenance .（  D  ）

A、 front

B、 Back

C、 The side

D、 below

58、【 Single topic selection 】 The service life of mechanical seal is mainly determined by （） It is determined by the length of time .（  D  ）

A、 Moving ring

B、 Stationary ring

C、 Seal chamber

D、 Friction pair

59、【 Single topic selection 】 Under the same electrode diameter and other conditions ,（）.（  A  ）

A、 The arc voltage of alkaline electrode is lower than that of acid electrode

B、 The arc voltage of alkaline electrode is higher than that of acid electrode

C、 There is no comparability in the selection of arc voltage between alkaline electrode and acid electrode

D、 The arc voltage of alkaline electrode and acid electrode shall be the same

60、【 Multiple choice 】 Emergency treatment measures in case of sudden brake failure ：（）（  BCD  ）

A、 Let the weight fall freely

B、 Continue lifting , Turn the heavy object to an open place

C、 Send out an audible alarm signal

D、 Service the brake after the weight is lowered

61、【 Single topic selection 】 The competent department of housing and urban rural development under the State Council shall pay special attention to . Security Production simulation Examination Try a little through . After major and major accidents （） Within hours , Report the accident to the State Council .（  D  ）

A、1

B、2

C、3

D、4

62、【 Multiple choice 】 In the following figure, the main hidden dangers of deep foundation pit sloping and shotcrete anchor support construction are correctly described （）.

（  ABC  ）

A、 The material shall be stacked at least... Away from the excavation line 1.5 rice

B、 The construction of foundation pit slope and shotcreting anchor should be carried out with excavation and shotcreting

C、 The protection around the foundation pit is not in place

D、 No dewatering well is set for foundation pit construction

63、【 Judgment questions 】GB· Ann Full production Pass the mock exam at one point ·25194-2010《 Safety code for manufacture and installation of utility elevator 》 Regulations ： The utility elevator can carry 1000kg above .（  ×  ）

64、【 Judgment questions 】TSG5002-2017《 Elevator maintenance rules 》 Regulations ： Potential accidents found during maintenance , The elevator user shall be informed in time ; Discover serious potential accidents , Report to the local special equipment safety supervision department in time .（  √  ）

65、【 Judgment questions 】TSGT7001-2009《 Check the rules ( abbreviation )- Traction and forced drive elevator 》 Regulations ： Testing , If the elevator is found to have unqualified items , The inspection agency shall... At the end of the inspection , Issue a certificate to the inspected unit or the and maintenance unit 《 Notice of special equipment inspection opinions 》.（  √  ）

66、【 Judgment questions 】TSGT7005-2012《 Check the rules ( abbreviation )- Escalators and moving sidewalks 》 Regulations ： For periodic inspection, it is determined as “ unqualified ” Of , Inspection agency , The user shall be informed to immediately stop using .（  √  ）

67、【 Judgment questions 】 In order to ensure that there is no slip between the rope and wheel of the speed governor , Re tensioning was carried out in the pit , And equipped with pine / Rope break protection switch .（  √  ）

68、【 Judgment questions 】 AC voltage and speed regulation （ACVV） The elevator , By changing the stator supply voltage of three-phase asynchronous motor , To achieve speed regulation .（  √  ）

69、【 Judgment questions 】 Additional brakes must be provided for inclined moving sidewalks .（  ×  ）

70、【 Judgment questions 】 Protective grease is generally stored 2～4 year .（  √  ）

71、【 Judgment questions 】 When cleaning the traction rope under the traction wheel , You have to drive slowly . Clean the steel wire rope on the counterweight side and run downward , The wire rope of the car shall be cleaned upward .（  ×  ）

72、【 Judgment questions 】 On the car roof , The safety window can be locked without a key .（  √  ）

73、【 Judgment questions 】 Safety gear linkage switch , It is reasonable to turn off after clamping the track with the jaw .（  ×  ）

74、【 Judgment questions 】 Skew pulling and inclined hoisting is not only easy to cause overload hoisting , And make the object swing unsteadily after lifting , It is easy to cause the steel wire rope to fall out of the drum groove .（）（  √  ）

75、【 Judgment questions 】 Take over newly . Latest analysis . Elevator maintenance , For the first dynamic operation, the whole process inspection shall be conducted intermittently at idle speed . Exception found , Stop to check and eliminate .（  √  ）

76、【 Judgment questions 】 When the escalator stops , It can be used as an ordinary staircase .（  √  ）

77、【 Judgment questions 】 When the elevator rushes to the top , The guide shoe shall not exceed the guide rail .（  √  ）

78、【 Judgment questions 】 Handrail device facing the step side , It should be smooth 、 Flush .（  √  ）

79、【 Judgment questions 】 Limit switches , It shall function before the car or counterweight contacts the buffer . And remain disconnected in the pressed section of the buffer .（  √  ）

80、【 Judgment questions 】 Repairman , Tell the utility elevator Administrator ： Windowsill type sundry ladder , A special drawer basket shall be equipped to draw in and out of the lift car . It's not safe to reach for it .（  √  ）

81、【 Judgment questions 】 The higher the viscosity of the lubricating oil , The smaller the label value .（  ×  ）

82、【 Judgment questions 】 Hydraulic elevator , Rupture valve in hydraulic system 、 Relief valve , It belongs to safety protection components .（  √  ）

83、【 Judgment questions 】 Grey cast iron , It's a plastic material , Bending is allowed .（  ×  ）

84、【 Judgment questions 】 Mechanical equipment and construction machines and tools shall be handed over and accepted before being rejected .（  √  ）

85、【 Judgment questions 】 Special equipment inspection and testing institutions refer to those engaged in regular inspection of special equipment 、 Supervision and inspection 、 Type test 、 Technical Organization for NDT and other inspection and testing activities , Are set up by government departments 、 A non-profit public welfare organization .（  ×  ）

86、【 Judgment questions 】 Use a megger , When measuring the insulation resistance of electrical equipment , Be sure to pay attention to “L” and “E” End not ‘ Safety production simulation Examination Try a little ‘ Can be reversed .（  √  ）

87、【 Judgment questions 】 When the elevator is stuck , To operate the manual brake release device, continuous force must be applied to maintain the brake release state .（  √  ）

88、【 Judgment questions 】 Requirements for elevator working conditions ： The fluctuation of supply voltage relative to rated voltage shall be within ±7％ Within the scope of ;（  √  ）

89、【 Judgment questions 】 The construction unit shall contract out the demolition project to the construction unit with corresponding qualification level .（）（  √  ）

90、【 Judgment questions 】 Elevator control system , Operated by 、 Position display 、 Control panel 、 Flat floor 、 Layer selection and other devices .（  √  ）

91、【 Judgment questions 】 Whether the elevator can operate safely , Related to product quality , It has nothing to do with the technical quality and professional ethics of elevator operators .（  ×  ）

92、【 Judgment questions 】 When a worker on a construction site demolished the steel formwork of the floor , The examination and approval procedures have not been completed yet . Due to its large area , The formwork is not completely removed . At lunch , Worker Wu passed under the steel formwork that had never been disassembled , Suddenly, several movable steel formworks fell down , Just hit Wu on the head , Dead after rescue . Please judge whether the following accident cause analysis is right or wrong .
（1） There is no approval procedure for dismantling steel formwork .（）（  √  ）

93、【 Judgment questions 】 Electrical wiring shall be correct , Reliable connection , The sign is clear .（  √  ）

94、【 Judgment questions 】 Space dust , At a certain concentration , It will explode in case of fire . Such as grinding workshop 、 Aluminum wheel hub grinding workshop , Sawing workshop . Remind the owner if necessary , Choose explosion-proof elevator （  √  ）

95、【 Judgment questions 】 Tower crane jacking 、 In the process of adding section , The boom can rotate slowly , Therefore, the swing brake does not have to be braked .（  ×  ）

96、【 Judgment questions 】 Red “ Emergency stop ” Button , Located at the entrance of the elevator .（  √  ）

97、【 Judgment questions 】 Relay 、 Contactor action , It should be correct and reliable , Good contact .（  √  ）

98、【 Judgment questions 】 Old tachometer , It is necessary to press the measuring head against the rapidly rotating part to read its speed . Modern tachometer , It can be measured without touching the rotating parts .（  √  ）

99、【 Judgment questions 】 Enter the elevator for construction , Labor protection articles must be used in strict accordance with regulations .（  √  ）

100、【 Judgment questions 】 The space where the explosion-proof elevator is located , There is combustible explosive gas , Using elevators is risky . Most owners choose not to install elevators , So you see very little .（  √  ）

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