MHT6029-2014 English PDFUS$879.00 · In stock
Delivery: <= 4 days. True-PDF full-copy in English will be manually translated and delivered via email. MHT6029-2014: [Including 2017XG1] Passenger stairs
Basic dataStandard ID: MH/T 6029-2014 (MH/T6029-2014)Description (Translated English): [Including 2017XG1] Passenger stairs Sector / Industry: Civil Aviation Industry Standard (Recommended) Classification of Chinese Standard: V56 Word Count Estimation: 25,272 Issuing agency(ies): Civil Aviation Administration of China MHT6029-2014: [Including 2017XG1] Passenger stairs---This is a DRAFT version for illustration, not a final translation. Full copy of true-PDF in English version (including equations, symbols, images, flow-chart, tables, and figures etc.) will be manually/carefully translated upon your order.Passenger stairs ICS 49.100 V 56 MH Civil Aviation Industry Standard of the People's Republic of China Replace MH/T 6029-2003 Passenger boarding ladder 2014-12-03 released 2015-03-01 Implementation Issued by Civil Aviation Administration of China Table of contentsForeword...II 1 Scope...1 2 Normative references...1 3 Technical requirements...1 3.1 General requirements...1 3.2 Safety requirements...2 3.3 Dedicated device...4 3.4 Stability...6 3.5 Maneuverability...6 3.6 Cab...7 3.7 Structural safety factor...7 3.8 Hydraulic system...7 3.9 Environmental requirements...7 3.10 Environmental requirements...7 3.11 Reliability...8 4 Test method...8 4.1 General requirements...8 4.2 Safety requirements...9 4.3 Dedicated device...9 4.4 Stability...10 4.5 Maneuverability...11 4.6 Cab...11 4.7 Structural safety factor...11 4.8 Hydraulic system...12 4.9 Environmental protection requirements...12 4.10 Environmental requirements...12 4.11 Reliability test...13 5 Inspection rules...13 6 Signs, signs, instruction manuals...15 7 Packaging, transportation and storage...15 Appendix A (Normative Appendix) Design Load...17 Appendix B (Normative Appendix) Design Dimensions of Ladder Structure...18 Appendix C (Normative Appendix) Endurance Test Conditions...19ForewordThis standard was drafted in accordance with the rules given in GB/T 1.1-2009. This standard replaces MH /6029-2003 "Passenger Elevator". Compared with MH/T 6029-2003, except for editorial changes, the main technical changes are as follows. under. -The name of the standard has been revised from the original "Passenger Elevator Car" to "Passenger Boarding Elevator"; -Modified the requirements for the axle load distribution of the boarding ladder (see 3.1.14, 4.2.7 of the.2003 edition); -Modified the installation requirements of external lighting and optical signal devices (see 3.1.15, 4.2.18 of the.2003 edition); --Added relevant requirements for electric boarding ladders (see 3.2.3); --Added the relevant requirements of the hand-push boarding ladder (see 3.2.2); --Relevant requirements for braking performance have been revised (see 3.5.6, 3.5.7, 4.2.14, 4.2.15 of the.2003 edition); --- Increase the endurance requirements of the electric boarding ladder (see 3.5.8); --Added the requirements for the cab (see 3.6); --- Increase the requirements of wind resistance stability (see 3.4.9); --Added the requirements for exhaust devices (3.3.6); --Added the requirements for exhaust pollutant emission limits of internal combustion boarding ladders (3.9.3); --Added the requirement of structural safety factor (see 3.7); --Relevant requirements for reliability test have been revised (see 3.11, 4.7 of the.2003 edition). This standard was proposed and interpreted by the Airport Department of the Civil Aviation Administration of China. This standard was approved by the Aircraft Airworthiness Certification Department of the Civil Aviation Administration of China. This standard is under the jurisdiction of the China Academy of Civil Aviation Science and Technology. Drafting organizations of this standard. Airport Department of Civil Aviation Administration of China, Civil Aviation Professional Engineering Quality Supervision Station, National Construction Machinery Quality Supervision and Inspection Inspection Center, Beijing Kangmu Forte Technology Co., Ltd., Shanghai Hangfu Airport Equipment Co., Ltd. The main drafters of this standard. Gao Chao, Li Chaoyang, Zhang Jianfa, Dong Faxin, Ma Zhigang, Zou Tingnian, Fan Xiangrong, Xi Zhanyong, Bai Bin, Zhang Qingjun. Passenger boarding ladder1 ScopeThis standard specifies the technical requirements, test methods, inspection rules, signs, signs, instructions for use, packaging, and transportation of passenger boarding stairs. Loss and storage. This standard applies to all passenger boarding ladders for passengers to board and disembark in the civil aviation sector. Note. The passenger boarding ladder in this standard refers to the special equipment used for passengers to get on and off the aircraft on the apron, usually divided into internal combustion type passenger boarding ladder and electric passenger boarding ladder. Boarding ladder, hand-push passenger boarding ladder.2 Normative referencesThe following documents are indispensable for the application of this document. For dated reference documents, only the dated version applies to this article Pieces. For undated references, the latest version (including all amendments) applies to this document. GB 1495 Limits and measurement methods of noise outside the vehicle during acceleration GB/T 3766 General technical conditions for hydraulic systems GB 7258 Safety technical conditions for motor vehicle operation GB/T 7593 Symbols for driver control devices and other display devices of motorized industrial vehicles GB/T 7935 General technical conditions for hydraulic components GB/T 9969 General Rules for the Use of Industrial Products GB/T 12544 Maximum speed test method for automobiles GB/T 12547 Lowest stable vehicle speed test method GB/T 12673 Measuring method for main dimensions of automobiles GB/T 12674 Method for determination of automobile quality (weight) parameters GB/T 12678 Automobile Reliability Driving Test Method GB/T 14436 General Rules of Guarantee Documents for Industrial Products GB 20891 Diesel engine exhaust pollutant emission limits and measurement methods for non-road mobile machinery (China Phase I and II) GJB 150.3 Military equipment environmental test method high temperature test GJB l50.4 Military equipment environmental test method Low temperature test JB/T 5943 General technical conditions for welding parts of construction machinery QC/T 484 Automotive paint coating QC/T 625 coating and chemical treatment layer for automobile AHM 915 Standard Controls EN 1915-1 Aviation ground support equipment-General requirements-Part 1.Basic safety requirements (Aircraft ground support equipment--General requirements--Part 1.Basic safety requirements)3 Technical requirements3.1 General requirements 3.1.1 All purchased parts of the passenger boarding ladder (hereinafter referred to as the boarding ladder) shall meet the requirements of relevant national or industry standards, and have Certification. 3.1.2 The welding of the structural parts of the boarding ladder shall comply with the regulations of JB/T 5943. 3.1.3 The paint coating of the boarding ladder should meet the requirements of QC/T 484. 3.1.4 The coating and chemical treatment layer of the boarding ladder components shall comply with the QC/T 625 regulations. 3.1.5 When the boarding ladder is assembled by the riveting process, the rivets should be arranged neatly, and there should be no skew, crush, looseness, and head defects. all There should be no sharp edges or sharp corners. 3.1.6 The connecting parts and fasteners of the boarding ladder should be connected reliably and have measures to prevent loosening. 3.1.7 The installation of the boarding ladder oil circuit, gas circuit system pipeline and electrical components should be neatly arranged, clamped firmly, and should not be rubbed with moving parts. Rub or interfere. 3.1.8 The pipelines of the boarding ladder should be free of oil, water and air leakage. 3.1.9 Each wire terminal of the electrical equipment of the boarding ladder shall be provided with an obvious mark that is not easy to fall off. 3.1.10 There should be enough space for the operation and maintenance of the boarding ladder. 3.1.11 When the boarding ladder is running and the telescopic mechanism of the upper platform is fully retracted, the total height should not exceed 4 m (excluding the awning). 3.1.12 For boarding ladders equipped with an awning, the awning should be easy to remove. 3.1.13 The height of the platform on the boarding ladder should be able to meet the requirements of the service model. 3.1.14 The axle load of the boarding ladder should not exceed the maximum design axle load of the axle, and the bearing capacity of the tires should match the axle load of the boarding ladder. The ratio of load to the total mass of the boarding ladder should not be less than 20%; the axle load of the drive shaft should not be less than 25% of the total mass. 3.1.15 The installation of external lighting and light signal devices of the boarding ladder shall comply with the requirements of EN 1915-1. 3.1.16 The design load of the boarding ladder platform and steps shall comply with the requirements in Appendix A, and the number of persons at the station shall not exceed the number calculated based on the design load. The number is calculated based on 80 kg per person (including 5 kg of carry-on luggage). 3.2 Safety requirements 3.2.1 Basic requirements 3.2.1.1 When the boarding ladder is running and the telescopic mechanism of the upper platform is fully retracted, 300 mm directly below the docking area between the upper platform and the aircraft There should be no components or other obstacles that hinder the docking; the cab or bridge should not extend beyond the front edge of the upper platform. 3.2.1.2 The boarding ladder should be equipped with an indicating device that can observe the height of the ladder from the driver's seat, and should be equipped to ensure that the height can be seen clearly at night Indicating lighting equipment. The maximum allowable error of the height indication is ±30 mm. 3.2.1.3 When the boarding ladder is in working condition, the amount of lateral shaking is shown in Figure 1, and it should not exceed 50 mm. 3.2.1.4 At least one 8 kg dry powder fire extinguisher should be equipped on the boarding ladder. 3.2.1.5 The inside of the ladder body and the upper platform should be equipped with sufficient lighting equipment, and the lighting should be natural, soft and without glare. 3.2.1.6 A C-type low-intensity aviation obstruction light complying with MH/T 6012 "Aviation Obstruction Lights" shall be installed at a conspicuous position on the boarding ladder. 3.2.1.7 The upper platform of the boarding ladder shall be provided with warning signs indicating the maximum carrying capacity and the maximum allowable number of passengers. The inner side of the upper platform There is a sign prohibiting leaning. 3.2.1.8 When the boarding ladder is raised and lowered, all working devices should move smoothly and flexibly. 3.2.1.9 The cylinder body of the lift cylinder of the boarding ladder shall be provided with a safety lock device to prevent accidental retraction of the cylinder rod. 3.2.1.10 The boarding ladder shall be equipped with a mechanical main power switch and a key start switch. 3.2.2 Walk-behind boarding stairs 3.2.2.1 The tow bar of the hand-push boarding ladder shall have sufficient rigidity and strength, and shall not be permanently deformed under the specified working conditions, and ensure the pulling Lead safe and reliable. 3.2.2.2 The tow bar of the hand-push boarding ladder should be of sufficient length to prevent the equipment and the tractor from colliding with each other when turning at the minimum radius. 3.2.2.3 When the pull rod of the hand-push boarding ladder is in the vertical position, it shall be mechanically locked. 3.2.2.4 The distance between the tow bar of the hand-push boarding ladder and the ground should not be less than 120 mm. 3.2.2.5 When towing the boarding ladder on a flat, dry, paved, non-slope road, every 1,000 kg parallel to the traveling direction of the equipment The mass starting force should not exceed 350 N. 3.2.2.6 The hand-push boarding ladder should be turned to be light. 3.2.3 Electric boarding stairs (only applicable to electric boarding stairs with lead-acid batteries as energy) 3.2.3.1 Circuit safety protection 3.2.3.1.1 A seat cut-off switch independent of the control system shall be provided, which shall automatically disconnect the main driving circuit when the driver leaves the vehicle. 3.2.3.1.2 After a power failure, the drive system should only be restarted through the normal power-on procedure. 3.2.3.1.3 When charging the plug-in rechargeable boarding ladder, it should not be possible to drive. The charging circuit should be isolated from the boarding ladder chassis. 3.2.3.1.4 A working status signal display device should be installed on the operation console. 3.2.3.1.5 A red mushroom-type main power emergency disconnect switch should be installed at a location within the reach of the driver. 3.2.3.1.6 The driving motor and steering motor circuit should be equipped with overcurrent protection devices. 3.2.3.1.7 The boarding ladder with a voltage of not less than 60 V battery pack shall take protective measures at all parts that may cause electric shocks. And is equipped with high-voltage warning signs. 3.2.3.1.8 For boarding ladders with battery packs with a voltage not less than 60 V, the power system should be isolated from the chassis, and the The leakage current should not exceed 20 mA. 3.2.3.1.9 The power supply of the power system of the electric boarding ladder shall adopt a two-wire loop design. 3.2.3.2 Insulation 3.2.3.2.1 The insulation class of the motor should not be lower than class H. 3.2.3.2.2 No silicone material should be used for any part of the motor. 3.2.3.2.3 When working under the limited temperature of the insulation class, the electrical and mechanical properties of the enameled wire should not be reduced, even if it is connected under the specified working system. Continue to work, the enameled wire should not lose its insulation. 3.2.3.2.4 The insulation resistance of the battery should not be less than 50 Ω times the rated voltage of the battery pack, and the insulation resistance of other electrical equipment should be Not less than 1 kΩ multiplied by the rated voltage of the battery pack. 3.2.3.3 Battery box 3.2.3.3.1 The battery should be placed in a battery box with a cover. The distance between the metal cover and the live parts of the battery should not be less than 30 mm, If it can be ensured that the cover or the live parts of the battery will not fall or move, the distance can be reduced to not less than 10 mm. 3.2.3.3.2 When a force of 980 N is applied to an area of 300 mm×300 mm on the cover, the cover and the terminal surface should not come into contact. Cover In normal use, it should be tightly closed and will not move. 3.2.3.3.3 Appropriate ventilation holes should be provided in the battery box and cover to prevent danger due to gas accumulation. 3.2.3.3.4 The inner surface of the battery box should be resistant to chemical corrosion from the electrolyte. The battery box should take measures to prevent electrolyte from flowing to the ground. 3.2.3.3.5 The removable battery box shall be easy to disassemble and assemble. 3.2.3.4 Motor 3.2.3.4.1 The driving motor should adopt S2 60 min or S1 working system; the motor protection level should not be lower than IP55. 3.2.3.4.2 If the steering motor is selected, the S2 30 min, S2 60 min or S1 working system shall be adopted, and its protection level shall not be lower than IP55. The steering motor shall ensure that the comprehensive stress and temperature rise it receives shall not cause any component failure or excessive deformation. 3.2.3.4.3 When the boarding ladder needs to be driven by changing the direction of motor rotation, a motor reversing protection device should be installed to ensure that only when the boarding ladder stops. Motor commutation can only be achieved when the vehicle is running. 3.2.3.5 Other 3.2.3.5.1 All electrical components (including wiring harness) of the boarding ladder should be reliably fixed and appropriate protective measures should be taken. 3.2.3.5.2 The cable connector should match the power cable and be crimped firmly, and its protection level should not be lower than IP55.The voltage is not less than 60 V (DC) The cable connector should have a locking device. 3.2.3.5.3 When the remaining power of the power battery reaches the lower limit, there should be a warning display (for example. sound and light signals), and it should be ensured that. a) Take the boarding ladder to the charging area; b) Lighting power supply. 3.3 Dedicated device 3.3.1 Body and steps of boarding ladder 3.3.1.1 The width of the steps and the inclination angle of the ladder body shall meet the requirements of Appendix B. 3.3.1.2 The steps are composed of vertical boards and treads. The ratio and size of the riser to the pedal shall comply with the provisions of Appendix B. 3.3.1.3 The depth of the middle platform should not be less than 3 times the depth of the pedal. The gap between the middle platform and the pedal joint should not be greater than 10 mm. 3.3.1.4 The height difference between movable ladder and fixed ladder step should not be more than 2.5 mm. 3.3.1.5 The surface of the pedal should be non-slip, not easy to accumulate dirt, and easy to remove water, rain and snow. 3.3.1.6 The pedal shall be able to withstand the contact surface of a small metal object with a diameter of 10 mm and apply 75 kg of pressure without deformation, and shall not be stuck. Small metal objects. 3.3.1.7 For pedals spliced by two pieces of materials, the height difference between the splicing points should not exceed 1.6 mm. 3.3.1.8 The height of both sides of the ladder body and upper platform slab (including handrails) should not be less than 1 100 mm, and the horizontal lateral load should meet the requirements of Appendix A. 3.3.2 Platform 3.3.2.1 The size of the upper platform shall comply with the regulations in Appendix B. 3.3.2.2 In the working state, the limit of the angle between the upper platform and the horizontal plane is ±3.5°. 3.3.2.3 The surface of the upper platform should be non-slip, not easy to accumulate dirt, and easy to remove water, rain and snow. 3.3.2.4 The two sides of the upper platform are to be provided with movable splints that do not hinder the opening or closing of the aircraft doors, and their front ends should roughly conform to the outline of the aircraft. 3.3.2.5 The front edge of the upper platform shall be provided with a protection device for tripping with sound and light alarm function. 3.3.2.6 Appropriate protective devices should be provided at the parts that may come into contact with the aircraft. 3.3.2.7 The force exerted on the fuselage by the telescopic mechanism of the upper platform should not be greater than 400 N, and it should have a safety protection function to prevent flying The movement of the aircraft causes damage to the aircraft when the force applied to the fuselage is greater than 400 N. 3.3.3 Handrail 3.3.3.1 Handrails are to be provided on both sides of the boarding ladder body and the upper platform slab. 3.3.3.2 Maximum continuity should be maintained at the handrail sections. 3.3.3.3 Handrails should be easy to disassemble and clean. 3.3.3.4 The height of the handrail inside the side plate should be 850 mm～900 mm. 3.3.4 Control device 3.3.4.1 The operation graphic symbols of the control device shall comply with the provisions of AHM 915. 3.3.4.2 The control devices and indicator lights should be centrally arranged in appropriate locations and should be clearly visible under natural light and lighting conditions. 3.3.4.3 The control device should be reasonably arranged, easy to distinguish, and prevent misoperation. 3.3.4.4 Corresponding indicator lights shoul......Tips & Frequently Asked Questions:Question 1: How long will the true-PDF of MHT6029-2014_English be delivered?Answer: Upon your order, we will start to translate MHT6029-2014_English as soon as possible, and keep you informed of the progress. 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