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1、【精品文档】如有侵权，请联系网站删除，仅供学习与交流JGJ 33-2001 建筑机械使用安全技术规范 英文版.精品文档.中华人民共和国行业标准Field Standard of Peoples Republic of China建筑机械使用安全技术规范Specification for Safety Use of Construction EquipmentJGJ 33-2001J 119-20012001, Beijing 2001, Beijing11 General Principle42General stipulation43Power and electrical device53
2、.2 Internal-combustion Engine63.3 Power Generator73.4 Engine73.5Air compressor83.6Power distribution unit less than 10kV93.7Portable electrical tool114. Lifting equipment124.2 Caterpillar Crane134.3Automobile or Wheel type lift equipment144.4Tower crane154.5Mast crane184.6Gantry crane and electrical
3、 hoist194.7windlass205. Equipment for earth and stone work215.1 basic requirement215.2Excavator245.3Loader excavator255.4Bulldozer265.5Trailer type scraper275.6Automobile scraper285.7Static action road roller295.8 Vibration roller305.9grader305.10Wheel loader315.11 Frog type rammer325.12 Vibration r
4、ammer335.13Wind-driven charge335.14Electrical drill345.15 Drill trolley355.16Rock loader356Horizontal and vertical transportation equipment366.2Load truck376.3 Dump lorry386.4Platform trailer386.5Oil tank396.6Cement truck396.7Tip lorry406.8belt conveyor406.9Forklift416.10Headframe and platform type
5、lift416.11Self-standing shearleg426.12Construction elevator427Piling rig and water pump437.2Diesel piling hammer447.3Vibration hammer457.4Caterpillar piling rig467.5Static piling rig477.6Strong hamming equipment487.7Disk drill497.8Whirl drill507.9Tube drill517.10 Centrifugal pump527.11Submerge pump5
6、37.12Deep well pump537.13Slurry pump548 Concrete Machinery559 Machinery for Rebar Processing6910 Fitment Machinery7611 Machine for Plate Work and Conduit Work8012 Machine for rivet welding84Attachment A The Application of the Construction Machinery during the Breaking in Period95Attachment B the App
7、lication of the Construction Machine in the Cold Season97Attachment C the Application of the Hydraulic Device991 General Principle1.0.1 This specification is developed for the purpose of safety and efficient use of kinds of machine. 1.0.2 This specification is applicable to building, installation, i
8、ndustry production and maintenance. 1.0.3 For use of the building machine, this specification shall be used together with other national current mandatory code.2 General stipulation2.0.1 The machine operator shall be in good health and shall be undergo specific training and with certificate. 2.0.2 D
9、uring working, the machine operator is forbidden to leave the post with the machine on or let the machine operated by a person without certificate. The driver cabin shall be closed to those person without business. 2.0.3 The machine shall be preserved per the stipulation regularly.2.0.4 If the machi
10、ne is operated in shift, the hand over record shall be properly made. 2.0.5 The worker shall be wear Personal Protection Equipment during operation. When work in height, safety belt shall be equipped. 2.0.6 Road, water and power shall be made available to the machine. Any unsafe factor shall be remo
11、ved. Sufficient lighting shall be available for night work.2.0.7 After mobilized to the work site, the technical person shall make technical presentation to the operator making them familiar with the work and environment.2.0.8 The machine shall be used in strict compliance with the technical perform
12、ance, bearing capacity, operating condition etc.2.0.9 All devices of monitoring, indication, instrument, alarming device shall be in good condition. The machine with incomplete or invalid safety protection device shall not be put into operation.2.0.10 Machine with trouble cant be used.2.0.11 Any ins
13、truction against this specification can be ignored.2.0.12 New machine or machine after overhaul shall be checked and tested to JGJ34 and shall meet requirements of attachment A.2.0.13 If the machine is used in cold weather, it shall meet requirement of attachment B.2.0.14 Area for machine park shall
14、 be guarded by specific person and shall be equipped with fire fighting device. Fire extinguisher shall be available for large internal-combustion machine. It is forbidden to store any flammable material around the machine. 2.0.15 Area of high risk such as substation, acetylene station, oxygen stati
15、on, air compressor, generator, boiler house etc shall be barricaded with warning sign. 2.0.16 In places where the machine can cause gas, liquid, dust, radiograph, noise etc which is harmful to human body, relevant safety protection device shall be equipped. In construction of tunnel and dip well, me
16、asures shall be taken to keep the detrimental material within limit requirement. 2.0.17 When use of machine conflict with safety, safety go first. 2.0.18 Any machine out of service for more than one month shall be well preserved and custody. 2.0.19 Lubricant for machine shall be in accordance with m
17、achine instruction book. 2.0.20 In case of heavy machine accident, report shall be given to the boss immediately, the site shall be well protected, investigation shall be made. 2.0.21 When truck or wheel type machine run on the road or express way, the transportation management regulation of PRC sha
18、ll be abided by. 2.0.22 For those new machine not covered by this specification, it can be used only after development of its safety technical operation stipulation. 3 Power and electrical device3.1.1 Fixed type power machine shall be installed on in-door foundation. Movable power machine shall be i
19、n horizontal position. The house of inner-combustion engine shall be well vented with 1m access around. Vent pipe shall be connected to outdoors and cant contact with flammable material. When used outdoors, the power machine shall be covered by shelter. 3.1.2 Water for cooling system shall be clean
20、and softened. 3.1.3 Fuel oil and lubricant oil shall be to specification in the instruction book. 3.1.4 Metal shell of electrical equipment shall be grounded and shall meet following requirement: (1) Protection grounding: protection grounding shall be used for those electrical equipment with neutral
21、 point not directly grounded. Grounding resistance of the grounding net shall not be more than 4.(2) Protection zero connection: It is used for those electrical equipment with neutral point directly connected to the ground. 3.1.5 In the same power supply system, it is forbidden to apply protection g
22、rounding to some equipment while use protection zero connection to the others. 3.1.6 No switch or fuse on zero line of protection zero connection. 3.1.7 it is strictly forbidden to use earth as the working zero line. It is also forbidden to use metal structure of the equipment as the zero line. 3.1.
23、8 Each protection grounding or protection zero shall be separated. 3.1.9 Rated working voltage of electrical equipment shall be identical to the power voltage. 3.1.10 In case of power trip, it is forbidden to get power on without investigation of the reason. 3.1.11 It is forbidden to work with power
24、 on. Before maintenance, cut the power and put on the warning tag WORKING IS UNDERGOING, NO SWITH ON.3.1.12 Safety locks shall be equipped to power distribution box and switch box. Those boxes shall be kept clean. The boxes shall be locked after each shift. 3.1.13 When clean the machine, no spray of
25、 water to the electrical part. 3.1.14 In case of electrical shock, cut the power and make emergency rescue to the involved person. 3.1.15 In case of fire to electrical equipment or circuit, cut the power. Water or foam fire extinguisher cant be used to electrical equipment. 3.1.16 Measurement of ins
26、ulation resistance shall be done by using 60s insulation resistance: 60s insulation resistance ratio shall be used for measurement of adsorption ratio. 3.2 Internal-combustion Engine3.2.1 Before operation, following check shall be done: (1) Level of lubricant oil of crankcase is within limit. (2) Co
27、oling system is free of leakage, sufficient in water. Tightness of the triangle glue of the fan is proper. (3) Sufficient fuel in fuel case and no leakage. (4) Connection is firm and solid. 3.2.2 before start up of the internal-combustion engine, clutch is in apart position. For those diesel engine,
28、 it there is a pressure reduction device, switch on the pressure reduction device first. 3.2.3 When start up the gasoline engine by handle, lift it from lower to upper. When start up the engine by string, it is forbidden to wrangle the string on the hand. 3.2.4 When start up the diesel engine by low
29、er generator, the start up time shall no more than 5min. 3.2.5 After start up, make it run at low speed for 35min. Right operation can be started when the temperature and pressure come to right level. 3.2.6 During working, if the temperature of the internal-combustion engine is too higher, it shall
30、not be stopped immediately, instead it shall be run to lower speed to reduce the temperature. It is forbidden to pour water for quick temperature reducing. 3.2.7 The engine shall be stopped for repair in case of any abnormality such as abnormal noise, taste or quick increase of water temperature or
31、quick reducing of oil pressure. 3.2.8 Before stop of the engine, unload the engine, let it run at mediate speed. After the temperature come down, stop it. 3.2.9 For those internal-combustion engine with pressure reducing device, it cant be stopped by pressure reducing rod. 3.3 Power Generator3.3.1 F
32、or those generator which power by internal-combustion engine, the engine shall meet above requirement. 3.3.2 For those generator which are new, overhauled or stopped for more than 10 days, before re-use, the insulation resistance and adsorption ratio shall be measured for stator and excitation circu
33、it. Insulation resistance of stator shall not be less than 30% of last time. Insulation resistance of excitation circuit shall not be less than 0.5, adsorption ratio shall not be less than 1.3. 3.3.3 Before using, check the transmission part of internal-combustion engine and generator for its reliab
34、le connection, insulation. 3.3.4 Before start up, put the resistance of excitation at maximum, then turn off the main power out switch, turn on the grounding switch of neutral point. 3.3.5 After start up, check the running status. Only after the frequency, pressure come to right level, can it supply
35、 power. 3.3.6 When the generator start running, it is supposed that all electrical equipment is powered on. 3.3.7 The max. And min. allowable voltage shall not exceed 10% of the rated one. Right working voltage shall be within 5% of the rated one. 3.3.8 When generate works at rated frequency, the ch
36、anging scope shall be within 0.5HZ. 3.3.9 Power factor shall not exceed 0.95 lag. 3.3.10 During running of the generator, regular check shall be done to ensure right indication of instrument and right running of each part. Current for stator and rotor shall not exceed allowable one. 3.3.11 Before st
37、op, turn off the main switch of each power supply branch, then turn off the main switch of power supply of the generator. Reset the resistance of excitation to the maximum one, reduce the voltage to minimum. 3.4 Engine3.4.1 For those engines which have been stopped for long time or wet, the insulati
38、on resistance shall be measured before using, it shall not be less than 0.5.3.4.2 Overload or leakage protection device shall be provided to engine. Operation switch shall be equipped to each engine. 3.4.3. Rated current of fuse of engine shall be selected to following: (1) Rated current of fuse of
39、each individual engine is 150250% of the rated current of engine. (2) Rated current of integral fuse for several engines is 150250% of the rated current of the maximum engine plus rated current of other engine. Right fuse specification is to table 3.4.3. Table 3.4.3 Fuse specificationspecificationDi
40、ameter (mm)Fusion current (A)Max. Safety working current (A)Lead-zinc alloy fuse (lead 75%, zinc 25%)0.5080.5590.6100.710.8130.9151.221.631.832.032.342.652.953.263.03.54.05.06.07.010.016.019.022.027.032.037.044.02.02.32.63.34.14.87.011.013.015.018.022.026.030.03.4.4 When heat relay is used for overl
41、oad protection of engine, its capacity shall be 100125% of rated current of the engine. 3.4.5 contact area of collection ring and brush shall not be less than 75% of the full contact area. 3.4.6 Surface the direction conversion of DC engine shall be clean. It shall be repaired in case of mechanical
42、abrasion or flame burn. 3.4.7 When rated voltage of the engine changes within 5%+10%, the engine can keep continuous run at rated power. 3.4.8 During running, the engine shall be free from noise, leakage and abnormal bearing temperature. Max. Allowable temperate for the motor during running shall be
43、 as following: slip bearing temperature 80, roller bearing temperature 95. 3.4.9 It is forbidden to make opposite direction running during its right operation. 3.4.10 In case of power off during its right operation, cut the power first, then put the start switch at OFF position. 3.4.11 Before stop,
44、unload the engine or reduce the speed to the minimum, then cut the power and set the start switch at OFF position. 3.5 Air compressor3.5.1 Internal-combustion engine and engine of the air compressor shall meet requirements of 3.2 and 3.4 of this specification. 3.5.2 Working area of air compressor sh
45、all be clean and dry. Air tank shall be put in a well-vented area. There shall be no welding or heat job within 15m to the air container. 3.5.3 When inlet and outlet pipe of the air compressor is long, they shall be fixed. 3.5.4 Water pressure test shall be done to the air tank and air transportatio
46、n line at least once each three years. Test pressure shall be 150% of the rated one. Pressure gauge and safety valve shall be calibrated at least once per year. 3.5.5 Following checks shall be done before operation: (1) sufficient fuel oil and lubricant oil(2) All connection part is tight, running m
47、echanism and valve is flexible.(3) All protection device all in good condition. (4) Grounding of shell of engine and starter is good with grounding resistance no more than 4.3.5.6 The air compressor shall be started without load and run in empty in low speed after starting. When all indexes come to right value, it can be run with load. 3.5.7 The gas transmission pipe shall be clean and without torsion. No standing in front of the outlet of the gas transmission pipe. 3.5.8 Pressure in the air tank shall not be more than that on the n