This standard specifies restrictions on mine blast-hole drills in terms of physical properties and intended use. The safety requirements specified in this standard are applicable to the dangers generated at various stages throughout the service life of the machine.
This standard is applicable to rock drilling rigs, cable drill, downhole drills, rotary drills and geared drills (hereinafter referred to as "drills") that are used to drill blast-holes in surface and underground mines and tunnels.
2 Normative references
The following normative documents contain provisions which, through reference in this text, constitute provisions of this standard. For dated references, subsequent amendments (excluding corrections), or revisions, of any of these publications do not apply to this standard. However parties to agreements based on this standard are encouraged to investigate the possibility of applying the most recent editions of the normative documents indicated below. For undated references, the latest edition applies.
GB 2894 Safety sign (GB 2894-1996, neq ISO 3864)
GB/T 3766 Hydraulic fluid power - General rules relating to systems (GB/T 3766-2001, eqv ISO 4413: 1998)
GB 3836.1 Electrical apparatus for explosive gas atmospheres - Part 1: General requirements (GB 3836.1-2000, eqv IEC 60079-0: 1998)
GB 3836.2 Electrical apparatus for explosive gas atmospheres - Part 2: Flameproof enclosure “d” (GB 3836.2-2000, eqv IEC 60079-1: 1990)
GB 3836.3 Electrical apparatus for explosive gas atmospheres - Part 3: Increased safety “e” (GB 3836.3-2000, eqv IEC 60079-7: 1990)
GB 3836.4 Electrical apparatus for explosive gas atmospheres - Part 4: Intrinsic safety “i” (GB 3836.4-2000, eqv IEC 60079-11: 1999)
GB 3836.5 Electrical apparatus for explosive gas atmospheres - Part 5: Pressurized enclosures “p” (GB 3836.5-2004, IEC 60079-2: 2001, MOD)
GB 3836.6 Electrical apparatus for explosive gas atmospheres - Part 6: Oil-immersion “o” (GB 3836.6-2004, IEC 60079-6: 1995, IDT)
GB 3836.7 Electrical apparatus for explosive gas atmospheres - Part 7: Powder filling “q” (GB 3836.7-2004, IEC 60079-5: 1997, IDT)
GB 3836.8 Electrical apparatus for explosive gas atmospheres - Part 8: Type of protection “n” (GB 3836.8-2003, IEC 60079-15: 2001, MOD)
GB 3836.9 Electrical apparatus for explosive gas atmospheres - Part 9: Encapsulation “m” (GB 3836.9-2006, IEC 60079-18: 2004, IDT)
GB 4351.1 Portable fire extinguishers - Part 1: Performance and construction (GB 4351.1-2005, ISO 7165: 1999, NEQ)
GB 5226.1 Safety of machinery - Electrical equipment of machines - Part 1: General requirements (GB 5226.1-2000, IEC 60204-1: 2000, IDT)
GB/T 7932 Pneumatic fluid power - General rules relating to systems (GB/T 7932-2003, ISO 4414:1998, IDT)
GB/T 8196 Safety of machinery - Guards - General requirements for the design and construction of fixed and movable guards (GB/T 8196-2003, ISO 14120: 2002, MOD)
GB/T 8419 Earth-moving machinery - Operator seat - Vibration testing method and limiting levels (GB/T 8419-1987, neq ISO 7096: 1982)
GB/T 8420 Earth-moving machinery - Human physical dimensions of operators and minimum operator space envelope (GB/T 8420-2000, eqv ISO 3411: 1995)
GB 9969.1 General principles for preparation of instructions for use of industrial products
GB/T 13306 Plates
GB/T 13325 Noise emitted by machinery and equipment - Guidelines for the preparation of test codes of engineering grade requiring noise measurements at the operator’s or bystander’s position (GB/T 13325-1991, neq ISO 6081: 1986)
GB/T 15706.1 Safety of machinery - Basic concepts, general principles for design - Part 1: Basic terminology, methodology (GB/T 15706.1-2007, ISO 12100-1: 2003, IDT)
GB/T 15706.2 Safety of machinery - Basic concepts, general principles for design - Part 2: Technical principles (GB/T 15706.2-2007, ISO 12100-2: 2003, IDT)
GB 16754 Safety of machinery - Emergency stop - Principles for design (GB 16754-1997, eqv ISO/IEC 13850:1995)
GB/T 16855.1 Safety of machinery - Safety-related parts of control systems - Part 1: General principles for design (GB/T 16855.1-2005, ISO 13849-1: 1999, MOD)
GB/T 17300 Earth-moving machinery - Access systems (GB/T 17300-1998, idt ISO 2867: 1994)
GB 17888.2 Safety of machinery - Permanent means of access to machines and industrial plants - Part 2: Working platforms and gangways (GB 17888.2-1999, eqv ISO/DIS 14122-2: 1996)
GB 17888.3 Safety of machinery - Permanent means of access to machines and industrial plants - Part 3: Stairways, stepladders and guard-rail (GB 17888.3-1999, eqv ISO/DIS 14122-3: 1996.)
GB/T 19929 Earth-moving machinery - Crawler machines - Performance requirements and test procedures for braking systems (GB/T 19929-2005, ISO 10265: 1988, MOD)
JB/T 3249 Engineering machinery - Fender and hood (JB/T 3249-1991, eqv ISO 3457: 1986)
JB/T 3683 Earth-moving machinery - Zones of comfort and reach for controls
Dust measurement methods for metallurgical enterprises
3 Terms and definitions
For the purpose of this standard, the following terms and definitions apply.
3.1
danger zone
any zone within or around the drills in which an exposed person is injured or his health is endangered
3.2
working area
area close to the equipment, within which the drill moves about for the purpose of completing its work
3.3
exposed person
any person wholly or partially in a danger zone
3.4
operator
operator
person who controls the drilling and moving of the drill
