GB 28265-2012 English PDF (GB28265-2012)

Delivery: 3 seconds. Download true-PDF + Invoice.
Get Quotation: Click GB 28265-2012 (Self-service in 1-minute)
Historical versions (Master-website): GB 28265-2012
Preview True-PDF (Reload/Scroll-down if blank)

GB 28265-2012: Safeguard Specification of Amusement Rides
GB 28265-2012
Safeguard specifications of amusement rides
ICS 97.200.40
Y57
National Standards of People's Republic of China
Rides safety devices General
Issued on. 2012-05-11
2013-03-01 implementation
Administration of Quality Supervision, Inspection and Quarantine of People's Republic of China
Standardization Administration of China released
Foreword
4.1.1,4.4.4,4.4.5,4.5 this standard is mandatory, the rest are recommended.
This standard was drafted in accordance with GB/T 1.1-2009 given rules.
This standard by the National Standardization Technical Committee Ropeway and recreational facilities (SAC/TC250) centralized.
This standard was drafted. Chinese Special Equipment Inspection and Research Institute.
The main drafters of this standard. Xiao Yuan, Mawen Fei, Zhengzhi Tao, Fu Hengsheng, Hubei Lijun, Pangang.
Rides safety devices General
1 Scope
This standard specifies the technical requirements of the rides for safety devices, test methods and sampling principles.
This standard applies to recreational facilities overspeed limiting device, limit device, emergency braking device, retrograde means stop, seat belts, safety and pressure bar
Cushioning device and other security devices.
2 Normative references
The following documents for the application of this document is essential. For dated references, only the dated version suitable for use herein
Member. For undated references, the latest edition (including any amendments) applies to this document.
GB/T 2423.1 Environmental testing for electric and electronic products Part 2. Test methods Test A. Cold
GB/T 2423.2 Environmental testing for electric and electronic products Part 2. Test methods Test B. Dry heat
GB/T 2423.3 Environmental testing for electric and electronic products Part 2. Test methods - Test Cab. Damp heat test
GB/T 2423.37 Environmental testing for electric and electronic products Part 2. Test methods - Test L. Dust Test
GB/T 2423.38 Environmental testing for electric and electronic products Part 2. Test methods Test R. Water test method and guidance
GB 4208 housing protection (IP Code)
GB 5226.1 mechanical and electrical safety of machinery - Electrical equipment - Part 1. General requirements
GB 8408-2008 Safety specifications rides
GB 14166-2003 motor vehicle safety belts for adult occupants and restraint systems
GB/T 20051-2006 unpowered class recreational facilities and technical conditions
Functional safety GB/T 20438.2 electrical/electronic/programmable electronic safety-related systems - Part 2. electrical/electronic/programmable
Requirements for electronic safety-related systems
GB 50150-2006 works of electrical installations electrical equipment handover test standard
3 Terms and Definitions
The following terms and definitions apply to this document.
3.1
Security guard safeguard
Protect people from guards or protection devices existing or imminent harm to that used in the safety function.
3.2
Electrical Safety guards electricdevices
By mechanical means, electronic, electrical components fit means to achieve specified security functions.
3.3
Machinery Safety guards mechanicaldevices
Device security features through mechanical means reaches a predetermined.
3.4
Failure fault
You can not perform a required function of a characteristic state.
3.5
Trigger threshold triggerthreshold
Start safety devices required quantities.
3.6
The deviation displayerror
Measurements and safety devices display instrument itself displays the difference between values.
3.7
Action bias actionerror
Security guards triggered role in security guards and physical difference between the actual trigger threshold.
3.8
Unsafe direction dangerousdirections
When running the rides to reach safety devices trigger conditions, recreational facilities, or security guards did not follow the expected direction of movement
run.
3.9
Safe direction safetydirections
When running the rides to reach safety devices trigger conditions, recreational facilities, or security guards perform as expected direction of movement.
3.10
Forcein actionpointofforce
Security guards design determined force loading point.
3.11
The maximum elongation of the elastic cord maximumextensionlengthofelasticrope
Hove elastic stretch extending from the breaking point.
3.12
Elastic rope breaking force breakingforceofelasticrope
Flexible hove extending breaking when subjected to tension.
3.13
Elastic cord force amplitude attenuation force-decreasingamplitudeofelasticrope
Elastic rope stretching process amplitude attenuation suffered by the magnitude of tension.
3.14
Emergency brake emergencybrake
When the rides in the non-normal operating conditions, be able to act quickly to achieve a predetermined braking device security features.
4. Technical Requirements
4.1 Basic Functions
4.1.1 Security guards should apply to rides conditions required, acting on physical security devices meet safety protective equipment
When the trigger threshold is set, the action shall be required.
4.1.2 Adjustment of trigger threshold should be rides to work at its design conditions, taking into account the partial operation of the safety guards
Poor, trigger threshold should be adjusted between 100% and 105% of the nominal quantities.
4.2 Alarm function
4.2.1 Security guards should be equipped with automatic alarm function. When the security guard fails, it should be able to alert of sound or light
Light alarm signal.
4.2.2 alarm signal by security guards action is triggered, the alarm signal should sound and rides environmental noise are apparently different. Newspaper
Police sound through 5.14 should test specified sound level should not be lower than 75dB (A). Red light alarm signal should be used, depending on the worker
It should be visible within the field range.
4.3 Mechanical Safety guards - Safety requirements
Important mechanical type safety device shall comply with the requirements of GB 8408-2008 7.4 to 7.7, which directly relates to personal safety
Shaft and pin, important welds shall be specified by the test 5.2.1.
4.4 Electrical Safety guards safety and environmental suitability requirements
4.4.1 Electrical Safety guards shall comply with the requirements of GB 5226.1, using programmable electronic safety devices Electrical devices should
At the same time in line with GB/T 20438.2 requirements.
4.4.2 Electrical Safety guards when powered by an external power grid, should be able to work at -15% to 10% of rated voltage deviation,
When powered by the battery, it should be able to work at -15% to 35% of rated voltage offset, and should be able 5.1,5.10,5.11 provisions
Test.
4.4.3 Electrical Safety guards at an ambient temperature of -15 ℃ ~ 60 ℃ and relative humidity of 95% of the conditions should be normal
Work, and should be able to test 5.1,5.9 provisions. To make the whole field test rides, Electrical Safety guards may not
A test 5.9 requirements.
4.4.4 Electrical Safety guards insulation resistance should not be less than 1MΩ, and should be able to withstand the test specified in 5.12, 5.13.
4.4.5 Electrical Safety guards selected sensor protection should meet the requirements of GB 4208 in IP65 grade, protective interior portion should meet
Co-GB 4208 in IP42 level requirements, protective outdoor live parts shall comply with GB 4208 in IP54 level requirements, the rest should be consistent
IP44 level requirements.
4.4.6 Electrical Safety protection device shall be provided with a locking mechanism with the master control loop rides interlock reset switch.
4.5 Security error determination means
4.5.1 safety device having a display function, displaying the deviation with respect to the action values in laboratory conditions, shall not exceed ± 3%; use
When rides the whole test should not exceed ± 5%.
The deviation is calculated as follows.
The deviation = (display value - measured value)/Found × 100% (1)
4.5.2 when tested under laboratory conditions, Electrical Safety guard action deviation shall not exceed ± 3%; machinery Safety protective equipment
Set action deviation shall not exceed ± 5%.
To make the whole test rides, Electrical Safety guard action deviation shall not exceed ± 6%, a mechanical-type safety device
Set action deviation should not exceed ± 10%.
4.6 flexible restraining means
4.6.1 belt (buckle contains components such) should meet the requirements in GB 8408-2008 7.6.7 and 5.2.3 shall be prescribed by
test.
4.6.2 directly protect the personal safety of the elastic cord should be provided for breaking force and frequency of use, failure time limit for bungee elastic cord with
Shall comply with the requirements of GB 20051-2006/T Chapter 4, and should be able to test 5.2.4,5.3.3 regulations.
4.7 Safety pressure bar
Safety pressure bar should be in line with GB 8408-2008 7.6.8 requirements, and should be able to test 5.2.2,5.3.2 regulations.
4.8 retrograde stop means
Only retrograde device should be able to act quickly in case of emergency, to prevent unsafe rides to the direction of movement, retrograde stopping device shall comply
GB 8408-2008 7.4 requirements, and should be able to test 5.4 requirements.
4.9 emergency brake
Emergency brake in emergency situations should be able to act quickly to prevent unsafe rides to the direction of movement, the emergency braking device should be adjustable
Section, and the test specified in 5.4, 5.5 should be able to.
4.10 buffer means
Cushioning device should be able to act quickly in case of emergency, to prevent unsafe rides to the direction of movement, and should be prescribed by 5.4
test.
4.11 overspeed limiting device
Overspeed limiting device should be able to act quickly in case of emergency, to prevent unsafe rides to the direction of movement, and should be able to provision 5.6
Test.
4.12 limiter
Limit device should be able to act quickly in case of emergency, to prevent unsafe rides to the direction of movement, and should be prescribed by 5.7
test.
5 Test methods
5.1 General provisions
5.1.1 The test should be carried out in the laboratory test conditions shall comply with the relevant regulations and standards. For not independently tested safety
Full protective equipment, recreational facilities can be used the whole field trials.
5.1.2 simulate actual working conditions applied to the physical safety device, when the applied physical quantity reaches the trigger threshold security guards
, The security guards should be requested action, such as physical tests applied over rides conditions corresponding to 110% of the physical quantity,
Whether or not security guards action, should immediately stop the trial.
5.1.3 security guards before the trigger threshold test should be pre-calibrated, during the test should not be adjusted safety devices trigger threshold.
5.1.4 security guards specify the frequency of use, the trigger threshold for each, the number of tests for its design allows the frequency of use, the use of
No clearly defined number of times, the number of tests carried out in accordance with this standard.
5.2 Tensile Strength Test
5.2.1 Test Method for Tensile Strength
Simulate actual working conditions, by force tester at the point of application of rated tensile load specimens were tested.
5.2.2 Safety pressure bar tensile strength test
After application of the test force point load to the specimen by the test machine remains 1min, then gradually unloaded. Repeat the test three times. test
After completion, the test piece is not failure, it is judged as qualified; load test run as rides to bear the load when the specimen (design value) multiplied by the load line
number. which is.
F = kP (2)
Where.
F --- test load, in units of bovine (N);
P --- specimen in normal operation bear the load, in units of bovine (N);
K --- load coefficient, k = 2.
5.2.3 belt tensile strength test
5.4, 5.5 according to the method specified in GB 14166-2003 strength tensile test seat belt, seat belt tensile breaking strength of not
Less than 6 × 103N, it is judged to be acceptable.
5.2.4 Flexible hove Tensile Strength Test
Simulate actual working conditions, by testing machine at 100mm/min ~ 500mm/min tensile speed, load is applied at the point of force,
The elastic cord specimens were stretched to 2.5 times the original length of the specimen, 4 times. When the test piece corresponding to the length stretched 2.5 times greater than the tensile load
Design load, and the specimens corresponding to four times the length of the tensile load is less than the maximum dynamic load design, it is judged as acceptable.
5.3 Fatigue strength test
5.3.1 Fatigue Test Method
Simulate actual working conditions, fatigue testing machine by force point in the specimen is repeatedly applied to the rated load test.
5.3.2 Safety pressure bar fatigue test
Rated load, the number of tests by testing machine force have joined the 6 × 104 times. After testing, the safety pressure bar without failure, it is determined
Qualified.
5.3.3 elastic cord fatigue testing
Elastic cord fatigue test conditions shall be as follows.
a) The specimen elastic cord attached to the testing machine, tensile 50, confirmed that no abnormal specimens fatigue tests;
b) setting stretch 1000 times, the tensile fatigue tests were equal amplitude, elastic cord maximum force amplitude attenuation of not more than 20%
qualified.
5.4 impact strength test
Simulate actual working conditions, the test machine or rides through the whole field tests, the force applied to the rated load point load impact test
Experience. Repeat the test 1000, after the test is completed, security guards and no failure is judged to be acceptable.
5.5 emergency brake test
Simulate actual working conditions, the test machine or rides through the whole field trials, the emergency braking device should be able to promptly implement security features
Can repeat 1000 times the test, after the test is completed, no emergency brake fails, judged to be acceptable.
5.6 overspeed limiting device test
Analog speed conditions, the test machine or rides through the whole field trials, speed limiting device should be abl...