GB/T 7588.2-2020Safety rules for the construction and installation of lifts - Part 2: Design rules, calculations, examinations and tests of lift components (English PDF)

Foreword

GB/T 7588 "Safety Code for Elevator Manufacturing and Installation" is divided into the following parts:

---Part 1: Passenger elevators and freight elevators;

---Part 2: Design principles, calculations and inspections of elevator components:

This part is Part 2 of GB/T 7588:

This section was drafted in accordance with the rules given in GB/T 1:1-2009:

GB/T 7588:1 and GB/T 7588:2 replace GB 7588-2003 "Safety Code for Elevator Manufacturing and Installation" (including the first amendment

Single) and GB 21240-2007 "Safety Code for Manufacturing and Installation of Hydraulic Elevators": This part is based on GB 7588-2003 and integrates

The content of GB 21240-2007, compared with GB 7588-2003 and GB 21240-2007, except for structural adjustments and editorial changes:

The main technical changes are as follows:

--- Added the terms "approved organization", "safety component" and "type test certificate";

---Added a list of major hazards;

--- Increased the purpose and scope of the safety component type test;

---Deleted the content that requires the number of copies of the type test certificate;

---Deleted the description of the instantaneous safety gear checking the deformation of the clamp body and the guide rail in the type test of the safety gear;

---In the test procedure of the speed limiter type test, at least two tests with acceleration of 0:9gn~1:0gn are added

Claim;

---In the type test of the buffer, the type test content of the linear energy storage type buffer was deleted, and the average of the energy consumption type buffer was increased:

The relevant content of the deceleration calculation and the requirements for loading of the non-linear energy storage type buffer before the test are changed:

The relevant content of the buffer test deceleration;

---In the safety circuit type test containing electronic components, the failure analysis requirements of the safety circuit are added;

---Added the type test requirements for the Elevator Safety-related Programmable Electronic System (PESSRAL);

---In the type test of the car's upward overspeed protection device, the test when the main engine brake is used as the deceleration component is added

Claim;

---Changed the calculation formula of flange bending stress and deformation in the guide rail verification;

---Changed the traction calculation of the driving host's upper case, and added the traction calculation of the driving host's lower case;

---Changed the definition of simple bending in the calculation of the safety factor of the suspended wire rope, the equivalent number of traction sheaves with different rope grooves and reverse bending

Definition of fold;

---Changed the test frame and test requirements in the pendulum impact test, and deleted the need to enter the horizontal sliding door when using flat glass panels:

The exception to the pendulum impact test, the exception of using flat glass panels on the car wall is listed in GB/T 7588:1-2020

In 5:4:3:2:3;

---Added the design principles and normative appendices of the Elevator Safety-related Programmable Electronic System (PESSRAL);

---Changed the content of the guide rail verification example;

---Added the traction force calculation example;

---Changed the content of the example of calculating the equivalent number of pulleys:

This part uses the redrafting law to amend and adopt ISO 8100-2:2019 ``Elevators for Carrying People and Goods Part 2: Elevator Parts

Design principles, calculations and inspections of

Compared with ISO 8100-2:2019, this part has made the following structural adjustments:

---In 5:2:2:2:2, 5:3:1, 5:3:2:3:2b), 5:3:3:1, 5:3:3:2:2:2, 5:4:2:2:3, 5:5:3:2:1, 5:5:3:2:5, 5:6 :3:1:2b),

5:6:3:1:3:1, 5:6:3:2, 5:7:2:2, 5:7:3:2:1, 5:7:5, 5:8:1, 5:8:3:1, 5:8:3:2:1, 5:8:3:2:2, 5:8:5, 5:10: 1,

5:10:2:1, 5:10:4, 5:10:5, 5:11:1, 5:11:2:1, 5:11:2:2:2, 5:11:2:3:1:2, 5:11:2:3:2, 5:12:1, Appendix D, Appendix

In Record E, the clause number is added for easy application;

---In 5:9, the number and title of the suspended paragraph have been added, that is, "5:9:1 General Provisions", and the numbers of subsequent clauses have been adjusted to comply with

GB/T 1:1-2009 regulations and ease of application;

---Renumbered some formulas to comply with relevant regulations of GB/T 1:1-2009:

The technical differences between this part and ISO 8100-2:2019 and the reasons are as follows:

--- Deleted "only cargo elevators and other similar elevator equipment" in Chapter 1, in order to coordinate with GB/T 7588:1-2020

Consistent:

---Regarding normative reference documents, this section has made adjustments with technical differences to adapt to my country's technical conditions and adjustments:

The situation is collectively reflected in Chapter 2 "Normative Reference Documents", and the specific adjustments are as follows:

* Replace IEC 60112 with GB/T 4207 which is equivalent to adopting international standards;

* Replace ISO 8100-1 with GB/T 7588:1 modified to adopt international standards;

* Replace ISO 4344 with GB/T 8903, which is modified to adopt international standards;

* Replace IEC 60947-4-1 with GB/T 14048:4 modified to adopt international standards;

* Replace IEC 60947-5-1 with GB/T 14048:5 which is modified to adopt international standards;

* Added GB/T 24478-2009, GB/T 34560:2-2017 and GB/T 35850:1-2018;

* Deleted EN10025 (all parts) and EN12385-5:

---In 5:1:2:1, the content describing the approved organization is deleted to suit my country's national conditions:

--- In 5:2:2:2:3, the requirements for the location of the static force have been modified to harmonize with the relevant standards:

--- In 5:6:3:4 and 5:16, the amendments were made in accordance with Appendix B in order to coordinate with the relevant provisions:

---In 5:7:3:2:1 and 5:8:3:2:1, the provisions for using the main engine brake as a deceleration component or a stop component have been added:

To improve safety requirements:

--- In 5:10:2:3, the regulation with more than two rails has been modified to improve safety requirements and operability:

---In 5:10:2:4, the regulation of using more than one set of safety gears to act on the guide rail is modified to improve safety requirements and operable

Workability:

---In 5:11:1, the relevant counterweight provisions have been added to improve safety requirements:

--- In Table 2, the provision of V-groove with notch is added to suit my country's national conditions:

---In 5:14:2:1, the steel grade of the hard pendulum impact device was modified to suit my country's national conditions:

---In 3:6 Printed Circuit Board (PCB) of Table 3, the last paragraph of the "condition" column has been modified regarding the short-circuit faults between multilayer PCB layers:

With exclusionary provisions to improve safety requirements and operability:

--- Chapter 6 is deleted because it is not suitable for my country's national conditions, and its existence does not affect the use of this part:

---In Appendix A, "informative appendix" is used to replace "normative appendix", and "type test certificate content" is used to replace "type test

The format of the certificate" is suitable for my country's national conditions:

--- In Appendix B, amended to reference the relevant clauses of GB/T 35850:1-2018 in order to harmonize with relevant standards:

This section has made the following editorial changes:

---In 3:1, a note was added to suit my country's national conditions;

---In 3:2, the definition of safety components was modified to be consistent with GB/T 7588:1-2020;

--- In 5:2:2:2:2, the expression method of the durability test count is modified to meet the relevant regulations of GB/T 1:1-2009;

---In 5:5:3:2:6:1a) and d), the corresponding GB/T 7588:1-2020 clause number has been added to clarify requirements and facilitate application;

---In 5:11:2:3:1:1 and 5:11:2:3:1:2, the units of beta and gamma have been added to meet the relevant regulations of GB/T 1:1-2009;

--- In 5:11:2:3:1:2b), "detention conditions" are used instead of "counterweight detention conditions" in order to coordinate with the relevant provisions;

---In 5:11:2:3:2c), the "friction coefficient can also be found from Figure 8" is added to meet the relevant regulations and convenience of GB/T 1:1-2009

For application;

---In 5:11:3, the description of the same symbols in Figure 9 and the formula was adjusted and merged to simplify the description;

---In C:2:2:2 and C:2:3:2, sigmav is used instead of sigmak, and the description of sigmav is added in C:1:3 to comply with GB/T 1:1-

2009 relevant regulations and ease of application;

--- Deleted Appendix F (informative appendix) because it is not suitable for my country's national conditions, and its existence does not affect the use of this section;

---In the full text figure, the unit of the value has been modified to harmonize with the unit of the corresponding value in the clause:

This part is proposed and managed by the National Elevator Standardization Technical Committee (SAC/TC196):

Drafting organizations of this section: China Academy of Building Research Co:, Ltd: Construction Mechanization Research Branch, Shanghai Mitsubishi Elevator Co:, Ltd:, Tong

Power Elevator Co:, Ltd:, Schindler (China) Elevator Co:, Ltd:, Hitachi Elevator (China) Co:, Ltd:, Huasheng Fujitec Elevator Co:, Ltd:, Suzhou

Jiangnan Jiajie Elevator Co:, Ltd:, Guangzhou Guangri Elevator Industry Co:, Ltd:, Xizi Elevator Group Co:, Ltd:, Otis Electromechanical Elevator Co:, Ltd:

Division, Shanghai Jiaotong University, Guangdong Special Equipment Inspection and Research Institute, National Elevator Quality Supervision and Inspection Center, Shanghai Special Equipment Supervision and Inspection

Technology Research Institute, Shenzhen Special Equipment Safety Inspection and Research Institute, ThyssenKrupp Elevator (Shanghai) Co:, Ltd:, Otis Elevator (China) Investment

Co:, Ltd:, Toshiba Elevator (China) Co:, Ltd:, Southeast Elevator Co:, Ltd:, Yongda Elevator Equipment (China) Co:, Ltd:, Kanglidian

Elevator Co:, Ltd:, Suzhou Di'ao Elevator Co:, Ltd:, Shanghai Modern Elevator Manufacturing Co:, Ltd:, Jiangsu Province Special Equipment Safety Supervision and Inspection

Suzhou Branch of Research Institute, Giant KONE Elevator Co:, Ltd:, Lingwang Elevator Co:, Ltd:, Shenlong Elevator Co:, Ltd:, Ningbo Shenling Machine

Electric Technology Co:, Ltd:, Suzhou Tongrun Drive Equipment Co:, Ltd:, Hitachi Building Technology (Guangzhou) Co:, Ltd:, Senhe Elevator Co:, Ltd:

Co:, Ltd:, Kunshan Tongyou Elevator Co:, Ltd:, Xingma Elevator Co:, Ltd:, Xizi Elevator Technology Co:, Ltd:, Shenyang Yuanda Intelligent Industrial Group

Co:, Ltd:, Tianjin Orek Elevator Co:, Ltd:

Introduction

This part of GB/T 7588 specifies elevator safety regulations for the purpose of protecting personnel and goods, and prevents normal use of elevators:

Risk of accidents related to use, maintenance and emergency operations:

Regarding the protection, assumptions, principles, etc: of people and objects, it is necessary to refer to the standards in this part (such as GB/T 7588:1-2020):

introduction:

Safety regulations for elevator manufacturing and installation

Part 2: Design principles of elevator components,

Calculation and inspection

1 Scope

This part of GB/T 7588 specifies the design principles, calculations and inspections of elevator components:

This section applies to the design of passenger elevators and freight elevators:

2 Normative references

The 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/T 2423:5-2019 Environmental Test Part 2: Test Method Test Ea and Guideline: Impact (IEC 60068-2-27:

2008, IDT)

GB/T 2423:10-2019 Environmental Test Part 2: Test Method Test Fc: Vibration (Sine) (IEC 60068-2-6:

2007, IDT)

GB/T 4207 Solid insulating material tracking resistance index and comparative tracking index determination method (GB/T 4207-2012,

IEC 60112:2009, IDT)

GB/T 7588:1-2020 Safety Code for Elevator Manufacturing and Installation Part 1: Passenger Elevator and Freight Elevator (ISO 8100-1:

2019, MOD)

GB/T 8903 Steel wire rope for elevators (GB/T 8903-2018, ISO 4344:2004, MOD)

GB/T 14048:4 Low-voltage switchgear and control equipment Part 4-1: Contactors and motor starters electromechanical contactors

And motor starter (including motor protector) (GB/T 14048:4-2010, IEC 60947-4-1:2009Ed:3:0, MOD)

GB/T 14048:5 Low-voltage switchgear and control equipment Part 5-1: Electromechanical control of control circuit appliances and switching elements

Circuit appliances (GB/T 14048:5-2017, IEC 60947-5-1:2016, MOD)

GB/T 16935:1-2008 Insulation coordination of equipment in low-voltage systems Part 1: Principles, requirements and tests (IEC 60664-1:

2007, IDT)

GB/T 24478-2009 elevator traction machine

GB/T 34560:2-2017 Structural steel Part 2: Technical delivery conditions for general purpose structural steel (ISO 630-2:2011,

MOD)

GB/T 35850:1-2018 Application of programmable electronic systems related to safety of elevators, escalators and moving walks Part 1

Points: Elevator (PESSRAL) (ISO 22201-1:2017, MOD)

3 Terms and definitions

The following terms and definitions apply to this document:

3:1

Approvedbody

An organization approved for type testing of safety components:

Note: The approved organization in this section usually refers to the type testing organization: