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This standard replaced GB 18151-2000 "Specification on Amusement Rides Fly Tower Category".
The main changes of this standard comparing with GB 18161-2000 are listed as following:
——Chapter 1 "Scope" defines the design, manufacturing, installation, reconstruction, maintenance, test, inspection and application management of amusement rides fly tower category.
——Chapter 3 "General Provisions" was added for explaining common terms of fly tower category with concentration;
——Chapter 4 "Basic Design Specification" added the content supported by the new product development standard which is encouraged to be adopted, added all loads and load combination required by design, added operation condition selection design criteria, added design requirements for large equipment, and added requirements for acceleration;
——Chapter 6 "Electrical and Control System" mainly added and revised the following contents: 6.5~6.12 added the requirements for lightning protector, added the requirements for light fitting, added the requirements for lifting system limit control device, revised the requirements for electrical installation, and revised the requirements for ornamental lighting voltage;
——Chapter 7 "Safety Requirements and Safety Apparatus" added the requirements for safety mark, added the requirements for emergency leading measures, and added the requirements for safety tongs and speed limiter;
——Chapter 8 "Manufacturing and Installation" added the control requirements for installation process;
——Chapter 10 "Inspection and Test" added the requirements for inspection.
This standard was proposed and is under the jurisdiction of National Technical Committee on Cableway, Entertainment Machine and Play Facilities of Standardization Administration of China.
Drafting organizations of this standard: National Technical Committee on Cableway, Entertainment Machine and Play Facilities of Standardization Administration of China and China Special Equipment Inspection and Research Institute
Chief drafting staffs of this standard: Liu Peiguang, Yang Jinyong, Chai Bin, Chen Milong and Wang Yinlan.
All previously replaced editions hereof are as:
——GB 18161-2000.
Specifications of Amusement Rides Fly Tower Category
飞行塔类游艺机通用技术条件
1 Scope
This standard specifies the general specifications and technical requirements of amusement rides fly tower category.
This standard is applicable to the design, manufacturing, installation, reconstruction, maintenance, test, inspection and application management of amusement rides fly tower category.
2 Normative References
The following standards contain provisions which, through reference in this text, constitute provisions of this standard. For dated reference, subsequent modification to, or revisions of, any of these publications do not apply. However, all parties coming to an agreement according to this standard are encouraged to study whether the latest edition of these documents is applicable. For undated references, the latest edition of the normative document is applicable to this standard.
GB/T 1032 "Test Procedure for Three-phase Induction Motors"
GB/T 1447-2005 "Fiber-reinforced Plastics Composites-Determination of Tensile Properties" (ISO 527-4:1997, Test Conditions for Isotropic and Orthotropic Fiber-reinforced Plastics Composites, ENQ)
GB/T 1447-2005 "Fibre-reinforced Plastic Composites-Determination of Flexural Properties" (ISO 14125:1998, Fibre-reinforced Plastic Compositcs-Dctcrmination of Fexural Properties, NEQ)
GB/T 1451-2005 "Fiber-reinforced Plastics Composites-Determination of Charpy Impact Properties"
GB/T 3805-2008 "Extra-low Voltage (ELV)—Limit Values"
GB 4706.1-2005 "Household and Similar Electrical Appliances-Safety-Part 1: General Requirements" (IEC 60335-1:2004 (Ed4.1), IDT)
GB 5226.1 "Safety of Machinery-Electrical Equipment of Machines-Part 1: General Requirements" (GB/T 5226.1-2002, IEC 50204-1:2000, IDT)
GB 7000.10 "Safety Requirements for Fixed Luminaires" (GB 7000.10-1999, idt IEC 60598-2-1:1979)
GB 7000.11 "Safety Requirements for Portable Luminaires" (GB 7000.11-1999, idt IEC 60598-2-4:1997)
GB 8408-2008 "Amusement Device Safety Code"
GB 13028-1991 "Isolating Transformers and Safety Isolating Transformers-Requirements"
GB/T 15706 (all parts) "Safety of Machinery-Basic Concepts General Principles for Design"
GB 16754 "Safety of Machinery-Emergency Stop Principles for Design" (GB 16754-1999, eqv ISO/IEC 13850:1995)
GB/T 15855.1 "Safety of Machinery-Safety-related Parts of Control Systems-Part 1: General Principles for Design"
GB/T 20050-2006 "Amusement Devices Inspect Acceptance"
GB/T 20438 (all parts) "Functional Safety of Electrical/Electronic/Programmable Electronic Safety-related Systems"
GB 50009-2001 "Load Code for the Design of Building Structures"
GB 50017-2003 "Code for Design of Steel Structures"
GB 50065 "Grounding Design Scale of AC Electronic Equipment"
3 General Provisions
3.1 The amusement rides fly tower category refers to the amusement rides that person carrier part hangs with tension element, rotates around vertical axis when fluctuation and adopts the similar movement type.
3.2 The design, manufacturing, installation, reconstruction, maintenance, test, inspection and application management of amusement rides fly tower category shall meet the relevant specifications of this standard and GB 8408-2008.
3.3 The design, manufacturing, installation and application of amusement rides fly tower category shall ensure personal safety.
3.4 All other requirements not mentioned in this standard shall be implemented according to relevant national standards, regulations and codes.
4 Specification on Basic Design
4.1 Basic requirements
4.1.1 The design of amusement rides fly tower category shall be adopted with design instruction, design calculation book, operation instruction and the full set of construction drawings meeting relevant national standards.
4.1.2 For the design of amusement rides fly tower category, the design service life of complete machine and main components shall be specified, and the service life of complete machine shall not be less than 23000h.
4.1.3 Design of amusement rides fly tower category shall meet those specified in GB 8408-2008 and GB/T 15706 (all parts).
4.2 The load of amusement rides fly tower category shall be in accordance with those specified in Article 4.2 of GB 8408-2008.
4.2.1 The load shall generally include: permanent load (Gk) and variable load (Qk), and the impact factors shall be selected according to Table 1 in GB 8408-2008.
4.2.2 The load combination shall be selected according to those specified in 4.2.4 of GB 8408-2008 and combing the real work condition of amusement rides fly tower category.
4.2.3 For the design of amusement rides fly tower category, the equipment operation condition shall be respectively considered with no load, unbalance load and full load conditions; the unbalance load shall be determined by design, but shall not be less than 10% of full load capacity. The unbalance load shall be considered with the most unfavorable stress condition for integral structure. For the amusement rides that the person carrier part is the form of repetitive setting chairs, the influence of unbalance load for integral structure shall be considered, besides, the unbalance load influence for rail or hanger structure part when one end of repetitive setting chairs stands under load shall also be considered.
4.2.4 The permanent load of amusement rides fly tower category mainly refers to passenger bridle and person carrier part load; non-wraparound suspension device, such as hanger wire rope and hanger circular ring chain may also be taken as permanent load. The variable load of amusement rides fly tower category mainly refers to passenger load; the wraparound suspension device, such as wraparound wire rope, may also be taken as variable load.
4.2.5 The strength and stiffness analysis of amusement rides fly tower shall be considered with limiting condition that the stress may result in plastic deformation generation. The load calculation and load combination shall be in accordance with those specified in 4.3 of GB 8408-2008.
4.3 The value of uniformly distributed live load in personnel activity region shall be in accordance with those specified 4.3 of GB 8408-2008.
4.4 The value of horizontal drive in personnel activity region shall be in accordance with those specified 4.4 of GB 8408-2008.
4.5 The design calculation of amusement rides fly tower category shall be in accordance with those specified in 4.5 of GB 8408-2008 and shall be determined combining real work condition.
4.5.1 As for important axes and axis pins, in addition to stress calculation, whether the fatigue strength shall be checked shall be determined according to load stress amplitude, and both shall meet the requirements of the safety coefficients given in 4.5 of GB 8408-2008.Those important axes and axis pins being difficult to dismantle shall be designed according to infinite lift.
4.5.2 Design indexes of steel structures and their connections shall be in accordance with those specified in 3.4 "design index" of GB 50017-2003.
4.5.3 Fatigue calculation of steel structures and their connections shall be in accordance with those specified in Chapter 6 "fatigue calculation" of GB 50017-2003.
4.6 The allowable value of acceleration shall be in accordance with those specified in 4.7 of GB 8408-2008.
4.7 The design of amusement rides fly tower category shall be fully considered with passenger leading measures when the equipment is out of service during operation.
4.8 The amusement rides fly tower category with height larger than 20m shall be considered the influence of wind load for structural stability and subgrade, the structure stiffness, stability and safety coefficient for preventing turning over shall be calculated, and the safety coefficient for preventing turning over shall be in accordance with those specified in Table 4 of GB 8408-2008.
4.9 Material selection
4.9.1 The metallic materials shall be in accordance with those specified in 8.2 of GB 8408-2008 and 3.3 of GB 50017-2003, and the material bearing alternate load structure should not be adopted with casting pieces. The material for amusement rides fly tower category with larger impact shall be provided with impact performance qualification guarantee.
4.9.2 The non-metallic materials shall be in accordance with those specified in 8.3.1, 8.3.2, 8.3.4, 8.3.5 and 8.3.6 of GB 8408-2008.
4.9.3 For the axis pins of important stress parts, the materials shall be in accordance with those specified in 4.1.5 of GB 8408-2008.
4.9.4 If the users do not especially require, the structure work environment temperature of amusement rides fly tower category outside work shall be adopted with annual minimum daily mean temperature of installation application location.
Foreword I
1 Scope
2 Normative References
3 General Provisions
4 Specification on Basic Design
5 Transmission System
6 Electrical and Control System
7 Safety Requirements and Safety Apparatus
8 Manufacturing and Installation
9 Test Methods
10 Inspection
11 Application and Maintenance
12 Inspection Rules