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Engineering Construction Standard Full Text Information System
Construction Industry Standard of the People's Republic of China JG5106-1998
The safety code for mechanical parking equipmentGeneralprinciple
Issued on June 23, 1998
Issued by the Ministry of Construction of the People's Republic of China
Implemented on December 1, 1998
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JG5106—1998
Cited standards
Mechanical part
Electrical equipment
Safety device
Engineering construction standard full-text information system
JG5106-1998
This standard is formulated based on the "Mechanical Parking Lot Technical Standard - Comprehensive Edition" and "Mechanical Parking Lot Management Standard" published by the Japan Multi-Storage Parking Lot Industry Association in 1996. It is equivalent to the above standards in technical content, and appropriate adjustments and supplements have been made to the content and arrangement. This standard uses GB3611-81 "Crane Design Specification" to replace the provisions on materials and their connectors in the Japanese standard. This standard adjusts the design rules and safety devices of the mechanical part into two separate chapters, namely Chapter 5 and Chapter 7, and supplements Sections 5.4 and 5.5. For the completeness of the standard, according to the above standards of my country and relevant electrical standards such as GB/T3805-93 "Extra-low Voltage (ELV) Limits" and GB/T4942.2-93 "Low Voltage Electrical Enclosure Protection Grade", this standard also adds Chapter 6 Electrical Equipment. And the content corresponding to the Japanese standard "Mechanical Parking Lot Management Standard" is used as Chapter 8 of this standard. This standard is proposed by the Standard and Quota Research Institute of the Ministry of Construction. The Ministry of Construction's mechanical equipment and vehicle standard technology management unit in this standard is under the management of the Ministry of Construction's Beijing Construction Machinery Comprehensive Research Institute. The responsible drafting units of this standard: Huatong Real Estate Co., Ltd., China Academy of Building Research Institute of Building Mechanization, and the Ministry of Construction's Beijing Construction Machinery Comprehensive Research Institute.
Main drafters of this standard: Shen Huaya, He Aichun, Ma Xiaoqi, Zhang Jiaming, Xiao Xiaofen, Wu Hao, Tian Guangfan This standard is entrusted to Huatong Real Estate Co., Ltd. for interpretation. bzsosO,coEngineering Construction Standard Full Text Information System
People's Republic of China Construction Industry Industry Standard Mechanical Parking Equipment Safety Code
The safety code for mechanical parking equipmentGeneralprinciple
1 Fan Kang
JG5106-—1998
This standard specifies the safety rules that should be followed in the setting, design and manufacture of mechanical parking lots (hereinafter referred to as parking lots). This standard applies to parking lots where mechanical equipment is used to transport or park cars. 2 Referenced standards
The provisions contained in the listed standards constitute the provisions of this standard through reference in this standard. When this standard is published, the versions shown are valid. All standards will be revised, and parties using this standard should explore the possibility of using the latest versions of the following standards. GB/T 3805-93 Extra low voltage (ELV) limit GB3811-83 Crane design specification
GB/T4942.2-93 Protection level of low voltage electrical enclosure GB50067—1997 Fire protection specification for garage design 3 Settings
Settings near entrances and exits
3.1.1 Near the entrances and exits and the open space in front
The entrances and exits of mechanical parking lots should be able to ensure the safety of cars entering and exiting. Between the entrances and exits of parking equipment and the road in front, there should be space for parking more than two cars or a car turntable for turning the car. However, for parking lots with separate entrances and exits, only a space for parking one car can be left at the entrance. 3.12 Car turntable (hereinafter referred to as turntable) When a car leaves the garage, it is advisable to set a turntable in situations where it must back up to enter the road in front. 3.1.3 Parking equipment operation position
The parking equipment operation device must be installed in a vertical position where the operator can see or confirm the entry and exit of people and cars. 3.2 Facilities to prevent cars from hitting and falling
In parking lots where cars are running, for parking spaces that are more than 5.1m above the ground or are adjacent to public roads and squares and are more than 2.1m high, facilities such as fences to prevent cars from hitting and falling should be installed around them. 3.3 Ancillary equipment
3.3.1 Ventilation equipment
Inside closed parking equipment, where harmful gases may be retained, forced ventilation equipment must be installed. 3.3.2 Lighting equipment
The lighting near driveways, entrances and exits, and places where people enter and exit must have sufficient illumination and emergency lighting should be provided. 3.3.3 Alarm equipment
Approved by the Ministry of Construction of the People's Republic of China on June 23, 1998, and implemented on December 1, 1998
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When a car leaves a parking lot, necessary alarm equipment should be installed to ensure the safety of people and cars on the road ahead. 3.3.4 Power supply equipment
The power supply capacity of the parking equipment should ensure the normal operation of the equipment. 3.3.5 Drainage equipment
When sewage may be retained inside or at the bottom of the parking equipment, necessary drainage equipment should be installed. 3.3.6 Firefighting equipment
The firefighting equipment in the parking lot should comply with the relevant provisions of GB.50067. 3.3.7 Safety exit
To ensure that people are not trapped in the parking equipment, a safety exit should be installed. 4 Structure
4.1 Structure near entrances and exits
4.1.1 Entrance and exit doors, fences, etc.
4.1.1.1 To ensure safety near entrances and exits, grilles, doors or fences with a height of not less than 1100mm and a horizontal and vertical spacing of not more than 40m or facilities that can replace these functions should be installed at the entrances and exits of parking equipment. If the pit depth is less than 500mm and the equipment can automatically stop when a person or a car wants to enter, and for simple forms of two-story parking equipment and non-dangerous parking equipment such as car turntables, grilles, doors or fences and other facilities may not be installed. For two-story or multi-story parking equipment, if there is a temporary pit with a depth of 500mm to 2000mm, grilles, doors or fences and other facilities may not be installed if the operator can easily confirm its safety. 4.1.1.2 If there are exposed counterweights or mechanical equipment outside the entrances and exits, which may cause accidental injuries to personnel, or where there are pits above 2000mm, grilles, doors or fences with a height of not less than 1800mm and a network horizontal and vertical spacing of not more than 40mm or facilities that can replace these functions should be installed.
4.1.2 Entrance and exit dimensions
The width of the entrance and exit of the parking equipment should be greater than the full width of the stored car plus 300mm, but not less than 20Q0mm. The height of the entrance and exit of the parking equipment should not be less than 1600mm when it is only for car entry and exit, and should be less than 1800mm when it is used by people and cars. 4.1.3 The dimensions of the pedestrian passage
In the parking equipment, the width of the pedestrian passage should not be less than 600mm and the height should not be less than 1800mm. 4.2 Dimensions between parking equipment and buildings 4.2.1 Safety distance between parking equipment and buildings To ensure the safe operation of the equipment, a safe distance should be left between the movable parts of the parking equipment and the building. 4.2.2 Spacing between the parking surface of the carrier and the ground surface of the entrance and exit The horizontal distance between the end of the parking surface of the carrier and the ground surface of the entrance and exit should not be greater than 40mm, and the vertical distance should not be greater than 50mm. 4.2.3 Spacing between the parking surface of the carrier and the ground surface of the entrance and exit of the parking space The horizontal distance between the end of the parking surface of the carrier and the ground surface of the entrance and exit of the parking space should not be greater than 40mm, and the vertical distance should not be greater than 50mm. However, this limitation does not apply when a conveying device is already installed. 4.3 Construction of parking spaces
4.3.1 Dimensions of parking spaces
Width - should not be less than the full width of the stored car plus 150mm, and when the car drives into the parking space by itself, it should not be less than the full width of the stored car plus 500mm.
Length - should not be less than the full length of the stored car plus 200mm. Height: should not be less than the height of the stored car plus 50mm, but should not be less than 1600mm. 4.3.2 Building-type parking spaces
When the parking space is a building, its foundation and building structure should comply with relevant building standards. Engineering Construction Standard Full Text Information System
4.3.3 Entrances and exits of parking spaces
For shared parking facilities, when there is a pit with a depth greater than 500mm around the entrance and exit of the parking space, the entrance and exit of the parking space should be equipped with a door with a height of not less than 1100mm or facilities that can replace these functions. 4.3.4 Parking space floor
The structural strength and rigidity of the parking space floor shall ensure the safety of parked cars. 4.4 Structure of the carrier
Except for a small number of parts, the structure of the carrier shall be made of non-combustible materials. Under the premise of not hindering safety, the top plate, side fences and doors of the carrier can be omitted. When side fences are provided, their height shall not be less than 1400mm. 4.5 Structural parts
4.5.1/Materials and their allowable stress
The materials and connection materials of steel structural parts and their allowable stress shall comply with the provisions of GB3811. 4.5.2 Strength calculation and stability calculation
The strength calculation of steel structural parts and their connections and the stability calculation of steel structures shall comply with the provisions of GB3811. 4.5.3 Loads
The loads borne by the structural part are as follows:
apvertical static load
bpvertical dynamic load
chorizontal dynamic load
1) Along the forward direction
2) Direction perpendicular to the forward direction
3) Generated by rotation
dpwind load
epseismic load
fimpact load
When calculating the load of the steel structure part, its changes and impacts shall be considered. 5 Mechanical part
5.1 Materials
The materials used in the mechanical part shall comply with the relevant national standards 5.
Allowable stress and safety factor
The dynamic load shall be multiplied by 12 times the load factor. In addition to GB3811, the allowable stress of the mechanical part shall be the tensile strength of the material divided by the safety factor in Table 1. Table 1
Parts and working conditions
Unmanned mode
Wire rope or chain
Plunger, cylinder and hydraulic steel pipe
Hydraulic rubber pipe
Quasi-unmanned mode
Man-car sharing mode
Plastic material
Brittle material
Unmanned mode
Quasi-unmanned mode
Man-car sharing mode
Safety factor
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5.3 Load
5.3.1 The load acting on the mechanical part shall be in accordance with the provisions of GB3811 according to the load state of its mechanism. 5.3.2 The weight of the car is generally distributed to the front and rear axles at a ratio of 6:4. When calculating, the side with greater force is taken as the concentrated load. 5.4 Braking system
5.4.1 The main machine must be equipped with a braking system that can automatically operate in the following situations to keep the transporter stationary. a) The power supply is out of power;
b) The control power is recharged
5.4.2 The braking system should use a normally closed brake. The braking torque of the brake that controls the lifting movement should not be less than 1.5 times the braking torque of the rated load. Www.bzxZ.net
5.5 Pulley and drum
The ratio of the nominal diameter of the pulley and drum of the main transmission part to the wire rope diameter shall not be less than 20, and shall not be less than 40 for the shared type.5.6 Hydraulic system
5.6.1 The hydraulic system should be equipped with an overpressure protection safety valve, which can open automatically when the working pressure is not less than 1.25 times the rated pressure. 5.6.2
The hydraulic lifting system should be equipped with a safety check valve to prevent the carrier from sliding down when the power is off. The extension and retraction of the cylinder plunger should be equipped with a limit device to prevent the plunger from detaching from the cylinder. 5.6.3
6 Electrical equipment
6.1 General requirements
The design and manufacture of the electrical system should ensure that it can prevent dangers caused by the electrical equipment itself or dangers caused by external influences on the electrical equipment during use.
6.1.1 Protective covers must be used in the machine room or drive station to prevent direct electric shock. The protection level of the shell used shall not be lower than the IP3X requirement in GB/T4942.2.
6.1.2 The insulation resistance between conductors and between conductors and ground must be greater than 10002/V, and its value shall not be less than: aD power circuit and electrical safety device circuit 0.5MQ; bD other circuits (control, lighting, signal, etc.) 0.25MQ6.1.3 For control circuits and safety circuits, the average value of DC voltage or the effective value of AC voltage between conductors or between conductors and ground shall not be greater than 250V.
6.1.4 Neutral wire and ground wire shall be set separately. The grounding resistance shall not be greater than 4Ω. 6.2 Protection of motors
6.2.1 Motors directly connected to the power supply shall be short-circuit protected. 6.2.2 Motors directly connected to the power supply shall be overload protected by a manually reset automatic circuit breaker, which shall be able to cut off all power supply to the motor.
6.3 Main switch
6.3.1 A main switch for cutting off the power supply of the motor, brake release device and control circuit shall be set near the drive host or next to the operating device. 6.3.2 The main switch shall not cut off the power supply to the power socket, lighting, ventilation, fire protection and alarm circuits. 6.3.3 The main switch shall be easy and quick to operate and shall be clearly marked. 6.4 Sockets
6.4.1 The power supply of the socket shall be separated from the power supply of the parking equipment. 6.4.2 The socket shall be 2P+T, 250V, directly powered by the main power supply, and comply with the provisions of GB/T3805. 7 Safety devices
7.1 Emergency stop device
An emergency stop switch shall be provided to immediately stop the operation of the parking equipment in the event of an abnormal situation. .Engineering Construction Standard Full Text Information System
7.2 Safety devices for entrance and exit fences, etc.
Interlocking devices shall be provided for doors, fences, etc. installed in accordance with 4.1.1.1. When doors, fences, etc. are in the open state, the parking equipment cannot operate; when facilities such as automatically closed doors or fences are used, safety devices shall also be provided to ensure that people and cars will not be trapped. 7.3 Safety devices for the entrance and exit of parking spaces Doors and other facilities installed according to 4.3.3 shall be equipped with interlocking devices. When the carrier is not parked in the correct position, the doors and other facilities at the entrance and exit of the parking space cannot be opened; when the doors or other related facilities are in the open state, the carrier cannot be operated. 7.4 Interlocking of the position of the car in the carrier
An interlocking device shall be installed, and the carrier cannot be operated when the car is not parked in the correct position in the carrier. However, this article does not apply to situations where safety can be confirmed visually.
7.$ Interlocking during transverse movement
An interlocking device shall be installed, and the carrier cannot be moved transversely when an obstacle hinders its movement in the transverse direction. 7.6 Limiting device
A limiting device for over-travel lifting and transverse movement shall be installed to prevent the car from colliding with or falling from the carrier, ceiling or bottom, etc. when the carrier exceeds the limited position for lifting or transverse movement.
Car blocking device
A car blocking device with a height of more than 25mm should be installed along the direction of the vehicle's travel. Anti-falling device
Parking equipment for people and vehicles must be equipped with an anti-falling device. 7.9 Lightning protection device
According to the provisions of relevant national standards and industry standards, corresponding lightning protection devices should be installed. 8
Management rules
In order to ensure the safety of people and cars in mechanical parking lots and to do a good job in maintenance, the management of mechanical parking equipment should be done in accordance with these regulations.
8.1 Business division of labor and responsibilities
8.1.1 Except for the specified operators, other personnel shall not operate on their own. 8.1.2 Regardless of whether the operator is full-time or not, the person in charge shall conduct safety management during the operation of the equipment and routine inspections before and after the operation.
8.1.3 Matters that operators should comply with
a) Operation is not allowed after drinking;
b) Safety should be confirmed in advance before the equipment is put into operation; c) The depositors should be clearly informed of the safety precautions that should be followed; 8.2 Methods of handling in emergency situations
8.2.1 In emergency situations, the safety of the depositors should be the first priority, and then appropriate methods should be adopted. 8.2.1.1 The transporter is a shared vehicle mode: When the transporter stops during movement, the depositors should use the communication device installed in the transporter to contact the management personnel and follow the instructions, and should not walk out of the vehicle on their own. 8.2.1.2 When a personal accident occurs on the site, emergency measures must be taken immediately, and the fire department, hospital, family members of the injured, full-time technical personnel and relevant government departments must be contacted.
8.2.2 How to deal with disasters such as fire and earthquake 8.2.2.1 When a fire, earthquake or other disaster occurs in the parking lot, the parking equipment must be stopped immediately, the fire must be extinguished, and the fire department, professional technicians and relevant government departments must be contacted. 8.2.2.2 When the parking equipment is put into operation again, it should be inspected and tested. 8.3 Safety of people, cars and equipment
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8.3.1 Signs for the types of cars to be stored
The types, sizes, weights and other precautions of the cars that can be stored should be marked in a conspicuous location near the entrance and exit of the equipment. 8.3.2 Restrictions on entry
Parking lot managers should prohibit cars that do not meet the requirements of 8.3.1 from entering the parking lot. 8.3.3 Safety signs and precautions
Precautions that car parkers should follow should be marked in a conspicuous location, and if necessary, they should be communicated to car parkers verbally. 8.3-4 Signs for restricted access
For unmanned parking equipment, a sign of "No entry for car parkers" should be set near the entrance and exit. For unmanned parking equipment, a sign such as "Operate after confirming safety" should be set near the operating position. 8.3.5 Signs for operating instructions
For parking equipment that allows car parkers to operate by themselves, operating instructions should be set in a location that is easily visible to car parkers. 8.3.6 Maintenance and regular inspection
Regular maintenance and inspection should be carried out by full-time personnel according to the maintenance and inspection items specified in the instruction manual, and inspection records should be kept. 8.4 Other matters
8.4.1 Management of parking lot entrances and exits
To prevent chaos in the parking lot, obstruction of traffic on adjacent roads, and ensure safety inside and outside the parking lot, parking lot entrance and exit management should be done effectively in various situations.
8.4.2 Management of the computer room
The management of the computer room must pay special attention to safety and fire prevention, such as locking the entrances and exits of the computer room and keeping the roads unobstructed, setting up signs such as "No fireworks" and "No entry for non-staff members". ，bzsosO，co
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