GB/T 16930.2-2021Tactile sticks—Part 2: Performance requirements and test methods (English PDF)

Foreword

This document is in accordance with the provisions of GB/T 1.1-2020 "Guidelines for Standardization Work Part 1: Structure and Drafting Rules of Standardization Documents" Drafting.

This document is part 2 of "Blind Cane". The following parts of The Cane have been released.

---Part 1: Safety color signs;

---Part 2: Performance requirements and test methods.

This document replaces GB/T 16930.2-2009 "Technical Conditions for Blind Canes". Compared with GB/T 16930.2-2009, except for structural adjustments and In addition to editorial changes, the main technical changes are as follows.

---Revision and deletion of some reference standards (see Chapter 2, Chapter 2 of the.2009 edition);

---Modified and deleted some terms and definitions (see Chapter 3, Chapter 3 of the.2009 edition);

--- Deleted the classification requirements (see Chapter 4 of the.2009 edition);

---Added the rod tip requirements (see 5.2.3);

---Modified finished product requirements (see 5.4.3, 5.4.4, 5.4.5, 6.4.3, 6.4.4 of the.2009 edition);

--- Deleted fatigue strength requirements and inspection methods (see 6.6.2 and 7.7 of the.2009 edition);

---Modified the test sequence (see Chapter 6, Chapter 7 of the.2009 edition);

---Modified the cane diagram, looseness performance test diagram, and static load strength test diagram (see Figure 1, Figure 4, Figure 6, and Figure 1, Figure 7, and Figure 7 of the.2009 edition). Figure 6).

1 Scope

This document specifies the terms and definitions, structural parameters, requirements, test methods, inspection rules and packaging, marking, transportation and storage of blind rods.

This document is applicable to blind poles made of various metals, non-metals and composite materials.

2 Normative references

The contents of the following documents constitute the indispensable clauses of this document through normative references in the text. Among them, dated quotations Only the version corresponding to that date is applicable to this document; for undated reference documents, the latest version (including all amendments) is applicable to this document.

GB/T 191 Packaging, storage and transportation pictorial signs

GB 16930.1 Blind Cane Part 1: Safety Color Mark

FZ/T 63006 elastic band

3 Terms and definitions

The following terms and definitions defined in GB 16930.1 apply to this document.

4 Structural parameters

The structure of the cane and the cane for the blind and deaf is shown in Figure 1 and Figure 2, and its specification parameters should meet the requirements of Table 1.