GB/T 26947-2023Pedestrian-propelled pallet trucks (English PDF)

Foreword

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

This document replaces GB/T 26947-2011 "Manual Pallet Truck". Compared with GB/T 26947-2011, except for structural adjustment and compilation In addition to editorial changes, the main technical changes are as follows.

---Added the term "walking pallet truck" (see 3.1);

---Added "Basic Parameters" (see Chapter 4);

---Changed the requirements for environmental working conditions (see 5.1, 4.1 of the 2011 edition);

---Added "basic requirements" (see 5.2);

---Added the motor working system, protection level, insulation level, electrical control system and hydraulics of the electric lifting walking pallet truck. Requirements for filtration measures for pressure systems (see 5.2.9, 5.2.10, 5.2.11);

---Changed the "structural dimensions and performance parameters" (see 5.3, 3.1 of the 2011 version);

---Changed "strength" (see 5.4, 2011 version of 4.4);

---Changed the "usability performance" requirements (see 5.5, 4.3 of the 2011 version);

---Added "safety and environmental protection requirements" (see 5.6);

---Added "preparation before test" (see 6.1);

---Changed the pre-test technical status (see 6.1.1, 5.1.1 of the 2011 version);

---The test conditions have been changed (see 6.2, 5.1 of the 2011 version);

---Added "visual inspection" (see 6.3);

---Changed the determination of main structural dimensions (see 6.4, 5.2.1 and 5.2.2 of the 2011 edition);

--- Added "maximum lifting speed determination" for electric lifting walking pallet trucks (see 6.5.1);

---Changed the "automatic speed limit for descent speed" determination method (see 6.5.2, 5.2.9 of the 2011 version);

---Added the determination of the minimum outside turning radius (see 6.5.3);

---Added the determination of self-weight (see 6.5.4);

---Changed the natural fork sliding amount test (see 6.5.5, 5.2.7 of the 2011 version);

---Changed the structural strength test (see 6.6, 5.2.12 of the 2011 edition);

---Change "operating force" to "maximum operating force" (see 6.8, 5.2.10 of the 2011 version);

---Changed the measurement requirements and schematic diagram of starting force (see 6.8.1, 5.2.10.1 of the 2011 version);

---Changed the measurement requirements for rolling force (see 6.8.2, 5.2.10.2 of the 2011 edition);

---Changed the measurement requirements for lifting operating force (see 6.8.3, 5.2.10.3 of the 2011 edition);

---Changed the measurement requirements and schematic diagram of steering operating force (see 6.8.4, 5.2.10.4 of the 2011 edition);

---Changed the determination of the descending starting force (see 6.8.5, 5.2.10.5 of the 2011 version);

---Changed the paint film adhesion test (see 6.9, 5.2.15 of the 2011 version);

--- Added "electrical control system test" for electric lifting walking pallet truck (see 6.10);

---Changed "brake" to "parking brake test" and changed the test method (see 6.11, 5.2.16 of the 2011 version);

---Change "reliability" to "enhanced testing" (see 6.12, 5.2.13 of the 2011 version);

---Deleted the "hydraulic system sealing" after the reliability test (see 5.2.14 of the 2011 edition);

---Changed the requirements for factory inspection (see 7.1, 6.1 of the 2011 edition);

---Changed the requirements for testing items (see Table 6, Table 4 of the 2011 version);

---Added requirements for accompanying documents (see 8.2);

---Changed the packaging requirements (see 8.3, 7.2 of the 2011 version);

---Changed the requirements for transportation and storage (see 8.4, 7.3 and 7.4 of the 2011 edition).

1 Scope

This document specifies the basic parameters, technical requirements, test methods, inspection rules, signs, accompanying documents, and packaging, transportation and storage.

This document is applicable to walking pallet trucks with a rated lifting capacity of no more than 3000kg and a maximum height of the fork upper surface from the ground of no more than 300mm.

2 Normative reference documents

The contents of the following documents constitute essential provisions of this document through normative references in the text. Among them, the dated quotations For undated referenced documents, only the version corresponding to that date applies to this document; for undated referenced documents, the latest version (including all amendments) applies to this document.

GB/T 4942-2021 Protection level (IP code) classification of the overall structure of rotating electrical machines

GB/T 6104.1 Industrial vehicle terminology and classification Part 1: Industrial vehicle types

GB/T 7593 Symbols for driver control devices and other display devices of motorized industrial vehicles

GB/T 9286-2021 Cross-hatch test for paints and varnishes

GB/T 10827.5 Industrial vehicle safety requirements and verification Part 5: Pedestrian vehicles

GB/T 13306 Signage

GB/T 13384 General technical conditions for mechanical and electrical product packaging

GB/T 26560 General rules for safety signs and hazard pictorial representations of motorized industrial vehicles

GB/T 27544 Electrical requirements for industrial vehicles

GB/T 27693 Measurement method for safety noise radiation of industrial vehicles

3 Terms and definitions

The terms and definitions defined in GB/T 6104.1, GB/T 10827.5 and the following apply to this document.