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GB/T 39223.4-2020: (Ergonomic requirements for healthy homes Part 4: Children's tables and chairs)
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(Ergonomic requirements for healthy homes Part 4: Children's tables and chairs)
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GB/T 39223.4-2020
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Basic data | Standard ID | GB/T 39223.4-2020 (GB/T39223.4-2020) | | Description (Translated English) | (Ergonomic requirements for healthy homes Part 4: Children's tables and chairs) | | Sector / Industry | National Standard (Recommended) | | Classification of Chinese Standard | A25 | | Word Count Estimation | 16,145 | | Date of Issue | 2020-11-19 | | Date of Implementation | 2021-06-01 | | Regulation (derived from) | National Standard Announcement No. 26 of 2020 | | Issuing agency(ies) | State Administration for Market Regulation, China National Standardization Administration | GB/T 39223.4-2020: (Ergonomic requirements for healthy homes Part 4: Children's tables and chairs)---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.
(Ergonomic requirements for healthy homes Part 4.Children's tables and chairs)
ICS 13.180
A25
National Standards of People's Republic of China
Ergonomics requirements of healthy home
Part 4.Children's tables and chairs
2020-11-19 released
2021-06-01 implementation
State Administration for Market Regulation
Issued by the National Standardization Management Committee
Table of contents
Preface Ⅲ
Introduction Ⅳ
1 Scope 1
2 Normative references 1
3 Terms and definitions 1
4 Technical requirements 2
4.1 Size requirements 2
4.2 Body pressure distribution requirements 7
4.3 Other ergonomics requirements 8
5 Detection method 8
5.1 Dimension measurement 8
5.2 Body pressure distribution measurement 9
5.3 Testing of other ergonomics requirements 9
Appendix A (Normative Appendix) Principles and Procedures for Selection of Experiencers 10
Appendix B (Normative Appendix) User Experience Table of Children's Tables and Chairs 11
Reference 12
Foreword
GB/T 39223 ``Ergonomics Requirements for Healthy Home Furnishings'' has released the following parts.
---Part 3.Office desks and chairs;
---Part 4.Children's tables and chairs;
---Part 5.Mattress;
---Part 6.Sofa.
This part is Part 4 of GB/T 39223.
This section was drafted in accordance with the rules given in GB/T 1.1-2009.
This part is proposed and managed by the National Ergonomics Standardization Technical Committee (SAC/TC7).
Drafting organizations of this section. China National Institute of Standardization, Foshan Hongqiao Furniture Co., Ltd., Chuanglian Technology and Standardization, Shunde District, Foshan City
Service Center, Nanjing Forestry University, China Bid Hexin (Beijing) Certification Co., Ltd., Anji County Quality and Technical Supervision and Testing Center, Zhejiang Shengao Furniture
Manufacturing Co., Ltd., Beijing Century Jingtai Furniture Co., Ltd., Dongguan Boshiyoucheng Furniture Co., Ltd., Hangzhou Liangsqm Smart Home Technology
Co., Ltd., Shanghai Shutian Intelligent Technology Co., Ltd., Zhengzhou University, Shandong Guangming Yuandi Children's Furniture Technology Co., Ltd., Yiliya (Xiamen)
Ecological Development Co., Ltd., Beijing Union University, Xihao Furniture (Shenzhen) Co., Ltd., Zhongshan Jiwen Furniture Co., Ltd., Yueqiang, Shunde, Guangdong
(Xieqiang) Gas Bomb Manufacturing Co., Ltd., Foshan Youyuan Furniture Co., Ltd., Zhongshan Guanqiang Plastic Products Co., Ltd.
The main drafters of this section. Hu Huimin, Zhao Chaoyi, Luo Ling, Zuo Boliang, Zhang Guangya, Lu Wenji, Zhou Yun, Yu Na, Zhao Xinyue, Jing Yao, Ran Linghua,
Zhang Xin, Wu Haimei, Wang Rui, Jin Chenyang, Sun Xiaofeng, Zheng Shen, Wang Yang, Zhang Xujun, Du Xiubing, Jiang Zheng, Wang Honggui, Wang Lei, Hu Dongjun, Cai Mengjing,
Hong Pu, Li Yinxia, Wang Xianyong, Hong Chin, Yang Aiping, Luo Huiming, Weng Yonglian, Wang Qiang, Zhou Haibing, Huang Lianqiang.
Introduction
A healthy home is an overall home environment that meets the health and comfort requirements of three aspects. physical, psychological, and social, including furniture, home appliances and other
Household supplies, lighting environment, thermal environment, acoustic environment, odor environment and other related physical environment systems, and other related auxiliary support systems
Wait. Healthy home must not only meet the basic product performance quality and safety and environmental protection requirements, but also meet the convenience of operation, comfortable use and better physical performance.
Ergonomics requirements for the sense of experience. With my country’s economic development and technological progress, in addition to the quality and performance of the product itself, safety and environmental protection, people are
Product humanization and user experience level put forward higher requirements. Ergonomics aims at designing and modifying people’s physical and psychological characteristics
Good products and environmental systems, to achieve the best matching of people-product-environment systems, and ultimately to achieve the humanization of products and environmental systems, and to create
Create safe, healthy, comfortable and efficient working and living conditions. Products that meet ergonomics requirements can effectively improve product comfort and
Use quality to improve user experience. Therefore, in addition to meeting the basic performance, quality and environmental
The human ergonomics requirements of humanized design and user experience level have also become a necessary indicator when judging healthy homes.
Children's tables and chairs are one of the furniture products that have the longest use time for children's home learning and entertainment and school classes. Studies at home and abroad show that
Poorly designed children's tables and chairs will directly affect the physical health and learning effects of adolescents, resulting in myopia, hunchback, and skeletal development. for
In order to protect children’s back health and improve the effects of learning and entertainment, the European Union has introduced a new set of “Guidelines for Children’s Tables and Chairs”.
Buy tables and chairs that meet the principles of ergonomics. Children's tables and chairs that consider ergonomics requirements in the design process will create a good
A comfortable learning and entertainment environment is not only conducive to children's concentration on learning, but also helps to reduce the impact of tables and chairs on children's physical and mental health.
The correct sitting posture and proper tables and chairs are also beneficial to protect children's vision and bone development. Therefore, it is necessary to stipulate based on the principles of ergonomics
The ergonomic technical requirements and evaluation methods of children's tables and chairs that meet the physiological and psychological characteristics of the human body are for the health, comfort and use of children's tables and chairs
The experience enhancement design provides a reference basis to meet the children's safety, health, comfort, and efficient learning and entertainment requirements.
Ergonomics requirements of healthy home
Part 4.Children's tables and chairs
1 Scope
This part of GB/T 39223 specifies the ergonomic technical requirements and testing methods for children's tables and chairs.
This part is suitable for use by children from 4 to 14 years old who meet the basic performance, quality and safety and environmental protection standards.
Tables and chairs.
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 5703-2010 Anthropometric basic items for technical design
GB/T 26158 Chinese minor body size
3 Terms and definitions
The following terms and definitions apply to this document.
3.1
Ergonomics
Human Factors
A scientific discipline that studies the interaction between humans and other elements in the system, and applies theories, principles, data and methods to design to optimize
Professional in the quality of human life and overall system performance.
Note. This definition is consistent with the definition given by the International Ergonomics Society.
[ISO 26800.2011, definition 2.2]
3.2
user experience
People's feelings and reactions to products, systems, or services that they use or expect to use.
Note 1.User experience includes all the user's emotional response, trust response, preference response, sensory response, physical and psychological before, during and after use
Response, behavior and performance, etc.
Note 2.User experience refers to the brand image, appearance characteristics, functional characteristics, system performance, interactive behavior and auxiliary functions of the interactive system.
Attitudes, skills, and personality characteristics are the result of the comprehensive effects of the internal psychological and physical state, and the use of situations.
Note 3.From the perspective of the realization of the user's personal goals, usability may include the kind of perceptual and emotional content that is very relevant to the user experience. Availability
Criteria can be used to evaluate all aspects of user experience.
[ISO 9241-210.2019, definition 3.15]
3.3
Desktop height
The height of the desktop near the chest edge from the ground.
[GB/T 3976-2014, definition 3.2]
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