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GB 25519-2010: Feeders for mineral processing -- Safety requirements
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Feeders for mineral processing -- Safety requirements
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GB 25519-2010
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Basic data | Standard ID | GB 25519-2010 (GB25519-2010) | | Description (Translated English) | Feeders for mineral processing -- Safety requirements | | Sector / Industry | National Standard | | Classification of Chinese Standard | D96 | | Classification of International Standard | 73.120 | | Word Count Estimation | 9,977 | | Date of Issue | 2010-12-01 | | Date of Implementation | 2011-10-01 | | Quoted Standard | GB 2894; GB 3836.1; GB 4053.1; GB 4053.2; GB 4053.3; GB 4351.1; GB 5226.1; GB/T 5748; GB/T 8196; GB/T 8419; GB/T 9969; GB/T 13306; GB/T 13325; GB/T 15706.1-2007; GB/T 15706.2; GB 16754; GB/T 16855.1; GB/T 17300; GB 17888.2 | | Regulation (derived from) | Announcement of Newly Approved National Standards No. 9, 2010 (No. 164 overall) | | Issuing agency(ies) | General Administration of Quality Supervision, Inspection and Quarantine of the People's Republic of China, Standardization Administration of the People's Republic of China | | Summary | This Chinese standard specifies the mine danger list feeding equipment, safety requirements and/or measures its judgment, the use of information. This standard applies to mineral processing equipment continuous and uniform rationing material plate feeder, belt feeder, chain feeder, reciprocating feeder, disc feeder, screw feeder, scraper feeder and vibrating feeder (hereinafter referred to as feeding equipment). | GB 25519-2010: Feeders for mineral processing -- Safety requirements---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.
Feeders for mineral processing.Safety requirements
ICS 73.120
D96
National Standards of People's Republic of China
Mine feeding equipment safety requirements
Issued on. 2010-12-01
2011-10-01 implementation
Administration of Quality Supervision, Inspection and Quarantine of People's Republic of China
Standardization Administration of China released
Foreword
Chapter 3 of this standard are recommended, the rest are mandatory.
The standard proposed by China Machinery Industry Federation.
This standard by the National Mining Machinery Standardization Technical Committee (SAC/TC88) centralized.
This standard was drafted. Luoyang Mining Machinery Engineering Design Institute Co., Ltd., Zhejiang Mine Machinery Co., Ltd.
The main drafters of this standard. Huang Jialin, Daisu Jiang, Li Yang, now, Liu Hua, Guo Ming, Wang Guizhen, Wang Yadong.
This standard is the first release.
Mine feeding equipment safety requirements
1 Scope
This standard specifies the list of dangerous mine feeding equipment, safety requirements and/or measures and their determination to use the information.
This standard is to limit the physical properties and intended use in terms of mine feeding equipment proposed. Safety requirements specified in this standard apply
Dangerous various stages of the life of the machine resulting in GB/T 15706.1-2007 in 5.3a) requirements.
This standard does not relate to the hazard and GB/T 15706.1 and GB/T 15706.2 consistent. About general mechanical, electrical, hydraulic,
Pneumatic and other dangerous devices, are not included in this standard.
This standard applies to mineral processing equipment to the plate continuously and evenly assigned material feeder, belt feeder, chain feeder, to
Duplex feeder, disc feeder, screw feeder, scraper feeder and vibrating feeder (hereinafter referred to as feeding equipment).
2 Normative references
The following documents contain provisions which, through reference in this standard and become the standard terms. For dated references, subsequent
Amendments (not including errata content) or revisions do not apply to this standard, however, encourage the parties to the agreement are based on research
Whether the latest versions of these documents. For undated reference documents, the latest versions apply to this standard.
GB 2894 Safety Signs and use guidelines
GB 3836.1 Electrical apparatus for explosive gas atmospheres - Part 1. General requirements (GB 3836.1-2000, eqvIEC 60079-0.
1998)
GB 4053.1 fixed ladders and platforms - Safety requirements - Part 1. Steel ladders
GB 4053.2 fixed ladders and platforms - Safety requirements - Part 2. Steel LADDER
GB 4053.3 fixed ladders and platforms - Safety requirements - Part 3. Industrial guardrails and steel platform
GB 4351.1 Portable fire extinguishers - Part 1. Performance and structural requirements
GB 5226.1 mechanical and electrical safety of machinery - Electrical equipment - Part 1. General requirements (GB 5226.1-2008,
IEC 60204-1.2005, IDT)
GB/T 5748 Workplace air dust measurement method
GB/T 8196 mechanical safety devices fixed and movable guards design and manufacture of general requirements (GB/T 8196-
2003, ISO 14120.2002, MOD)
GB/T 8419 moving machinery - Seat vibration laboratory evaluation (GB/T 8419-2007, ISO 7096.2000, IDT)
GB/T 9969 General Instructions industrial products
GB/T 13306 signs
GB/T 13325 basic principles of machines and equipment operator position noise radiated noise measurement (engineering grade)
GB/T 15706.1-2007 Safety of machinery - Basic concepts, general principles for design - Part 1. Basic terminology, methodology (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 design principles (GB 16754-2008, ISO 13850.2006, IDT)
GB/T 16855.1 machinery safety control system relating to safety components - Part 1. General principles for design (GB/T 16855.1-
2008, ISO 13849-1.2006, IDT)
GB/T 17300 moving machinery passage means (GB/T 17300-1998, idtISO 2867.1994)
GB 17888.2 Safety of machinery stationary facilities - Part 2. Working platforms and gangways (GB 17888.2-2008,
ISO 14122-2.2001, IDT)
3 Danger List
Feeding equipment lifetime risk that may arise in the construction, transportation, installation, use, maintenance and removal process are shown in Table 1.
Table 1
No. dangerous
1 squeeze
2 Cut or break
3 wound or involvement
4 Impact
5 friction abrasions
6 high-pressure, high temperature or corrosive liquid jet
7 projectiles and material ejection
8 Equipment instability
9 person slips, trips, falls or falling off a ladder or platform
10 shock
11 static phenomenon
12 and the high temperature of the surface contact and heat radiation
Burns and scalds caused by hot material 13
14 hot or cold working environment
15 noise hazards
16 vibration hazards
17 contact or inhalation of harmful fluids, gases, mists, fumes and dust
18 fire or explosion
19 Operating position without ergonomic
20 Personal Protective inappropriate
21 poor lighting
22 misuse
23 energy supply failure
24 control system failure, malfunction
25 hydraulic, pneumatic lines and cable rupture
26 moving parts without guard
27 emergency stop or safety device failure
28 security and alarm signal is missing or insufficient
29 missing basic equipment and accessories for regulating safety and maintenance
Note. The above danger not occur simultaneously on the same kind of feeding equipment.
4 Safety requirements and/or measures and their determination
4.1 General Requirements
4.1.1 Security measures for feeding equipment intended to be used should be consistent with the relevant requirements of GB/T 15706.1 of.
4.1.2 feeding equipment shall be ergonomically designed, so as to reduce labor intensity, to avoid operator fatigue. The operator should work
Required to wear safety equipment and other personal protective equipment.
4.1.3 If the hot and cold surfaces in contact with danger, these surfaces should be equipped with guardrails or covers. Sharp edges, corners and protruding parts of the design should meet
Co GB/T 15706.2 requirements.
4.1.4 tubes, hoses and fittings shall withstand. Hose working pressure should be marked. Hose or tube near the operating position when necessary security
Mounted shields, tube or hose burst avoid injury to the user.
4.1.5 into the operation and maintenance of the position of the channel device shall comply with GB/T 17300 of. Such as. doors, windows, the entrance can be opened or closed freely
Closed in the "on" and "off" state should be safe.
4.1.6 to around feeding equipment should allow sufficient space for operation and maintenance.
4.1.7 In exceptional cold temperature environment, the operator shall be protected.
4.2 operating location requirements
4.2.1 feeding equipment exposed to dust, noise or harsh environments, the operating room should be set to protect the operator. Operating room environment
Staff did not respond to the danger.
4.2.2 operating position should be able to prevent dangerous projectile material produced for feeding, discharging and transportation and other processes should take the necessary protective measures.
4.2.3 operating position should be quick and easy access and good visibility, ensure staff do not pose a danger.
4.2.4 operating room door opening direction should enable the operator in the event of danger quickly leave the operating room.
4.2.5 main operating room noise should not exceed 85dB (A), and should be GB/T 13325 for testing.
4.2.6 main operating room should take the necessary damping measures, the weighted root mean square acceleration correction value at their seats should not exceed 1.25m/s2,
Vibration test reference GB/T 8419 method.
4.2.7 Main operating room should be equipped with an air purification device dust concentration should not exceed 2mg/m3. Dust concentration should be GB/T 5748 of
Predetermined detection.
4.2.8 main operating room illumination shall meet the requirements of 4.12.2.
Nearby 4.2.9 operating position should not have flammable, explosive materials, materials, operating room should meet the fire safety requirements of 4.13.1.
4.2.10 feeding equipment working platform guardrails should be installed to prevent people from dropping.
4.3 Control System Requirements
4.3.1 feeding equipment control system safety should be consistent GB/T 16855.1 requirements.
4.3.2 Each piece of equipment should be set to total stop switches, each operating position should have an emergency stop device to prevent the risk of emergencies caused.
4.3.3 power supply is interrupted or re-supply interruption, can only be restarted by manual operation; when the power supply failure or hydraulic, gas
When actuation system pressure drops, shall be protected to avoid danger. Protection devices and protective measures should be reliable and effective.
4.3.4 system when an emergency occurs, the alarm system should automatically send an alarm signal. Alarm signal must be easy to place and receive, and
And the corresponding interlock safety device.
4.4 the control device requirements
4.4.1 Operation of the control device should be safe, fast, reliable, and its design configuration and signs should be consistent with GB/T 15706.2 requirements. Key
The control device should be arranged in the comfort zone operated auxiliary control device may be disposed within the outer range and can be manipulated or other hazardous area
position.
4.4.2 Feeding system should be a corresponding emergency stop and safety devices, emergency stop devices shall comply with the requirements of GB 16754.
4.4.3 All emergency stop functions and safety devices which should be checked periodically.
4.5 protection requirements of moving parts
4.5.1 Design of feeding equipment to moving parts, manufacturing and installation to avoid the risk of GB/T 15706.1 described that person as much as possible
Little manual operation in a hazardous area.
4.5.2 For personnel and can rotate and drive components within the range, in particular the rotating eccentric mass inertia vibrator should be configured shield. Anti
Shields should be consistent with GB/T 8196 requirements. On a fully enclosed device shall be fitted with a self-locking device of the inspection hole.
4.5.3 Mobile channel running along the feeding equipment, when you run faster than 0.10m/s, in the operation should start warning device.
4.5.4 with observation windows and doors of the feeding apparatus to observe all the doors and windows should be a reliable anti-loose fasteners.
4.6 ejecta protection requirements
4.6.1 to baffle and silo feeding equipment should be designed high enough to prevent material spills.
4.6.2 open feeding equipment should be protective measures to prevent materials or parts injection.
4.7 stability requirements
4.7.1 to between feeding equipment parts should be securely connected, necessary measures should be taken to prevent loosening.
4.7.2 feeding equipment vibration natural frequency of the installed base of equipment operating frequency of not less than 10 times.
4.8 Requirements for electrical equipment
4.8.1 Electrical equipment feeding equipment to be used should be reliable grounding protection device. Electrical equipment should conform to the relevant to the GB 5226.1
begging. For flammable and explosive environment of electrical equipment should meet the requirements of GB 3836.1.
4.8.2 transformer or high voltage cable guard rails or four weeks should be set to be arranged in the isolation room, and set the appropriate safety signs. Safety Standards
Chi should be consistent with the requirements of GB 2894.
4.9 hydraulic, lubrication system requirements
4.9.1 hydraulic system should be consistent with GB/T 15706.2 requirements. Piping system pressure should not exceed the maximum allowable pressure, and pressure drop
When fluid leakage should not be dangerous. System should be configured temperature or pressure monitoring devices, alarm when the temperature or pressure exceeds the allowable range.
4.9.2 hydraulic hoses should be preformed. Hoses and wires should be isolated, and avoid hot surfaces and sharp edges. Mobile hydraulic hose should
With guide means.
4.9.3 Fuel tank level indicator should, hydraulic components, joints should not be leaking.
4.9.4 hydraulic, lubrication system must be installed in an appropriate secure location (on fire, ventilation), which can be separated from the host.
4.10 installation, operation, maintenance and repair requirements
4.10.1 feeding equipment shall use the site specification requirements with reliable lifting device.
4.10.2 run before feeding equipment shall ensure that the fence around the inlet fastening. The opening of the fastener application tool to open.
4.10.3 during startup, operation and shutdown process, people should stay away from the device, and set up warning signs prominently. Warning signs should be consistent
Requirements of GB 2894.
4.10.4 passage to the material feeding equipment such as bulk materials are blocked, should the appropriate cleaning equipment and methods to ensure that operators in the device
Do not close during operation for this device. If the operator must enter the device clean-clogging material, should ensure that the operator does not
Fall into the connected device or chute.
4.10.5 electromagnetic vibrator should not be run at the core and the armature collision state; inertial vibrators should not dismantle the eccentric cover state
run.
4.10.6 When the screw feeder for maintenance and cleaning and maintenance, the opening should be securely closed and should be opened using a tool.
4.10.7 undertaken before any maintenance work, should cut off the power supply and hang warning signs indicate personnel being repaired.
4.10.8 lubrication points should be clearly identified, easily accessible, people can not be dangerous.
4.10.9 Open the access door or cabinet into the machine maintenance, should stand or other precautions to prevent accidental shut down dangerous.
4.11 platform, channel requirements
4.11.1 feeding equipment to the working platform should have a ladder and guardrail. Work platform and the work platform into the path should be consistent with GB 17888.2
The provisions of the ladder should be designed to meet the requirements of GB 4053.1 and GB 4053.2, the fence should be designed to meet the requirements of GB 4053.3.
4.11.2 access and working platforms should avoid accumulation of water, etc., and should have anti-slip.
4.11.3 access and working platform should meet the predetermined carrier and space requirements.
4.11.4 openings and an object collision, fall hazard areas shall protective equipment, and should be a warning sign.
4.12 lighting requirements
4.12.1 feeding equipment should work site lighting. White lighting applications.
4.12.2 operating room illumination of not less than 100lx.
4.13 fire protection requirements
4.13.1 feeding equipment to the operating room should be fire-resistant material. Operating room decorative materials should not release toxic gases when burning flame
material.
4.13.2 likely to have fire and explosion dangerous equipment manufacturer in the instructions for use should be warned.
4.13.3 feeding equipment fixed workplace should be placed portable fire extinguisher. Portable fire extinguishers shall comply with the requirements of GB 4351.1.
Portable fire extinguishers should not be placed near high temperature or power, it should be placed at a convenient operator access areas. Fire extinguishers should not take place
Require any tools.
4.14 warning device
4.14.1 warning device must be able to accurately and clearly a warning signal, the operator should regularly check all of the warning device.
4.14.2 When there is imminent danger, there must be an alarm signal warning device for personnel within the operation range.
5 Use Information
5.1 Signage
Each feeding equipment shall be fixed at the appropriate signs and obvious location. Signs shall comply with GB/T 13306, and at least
It includes the following main elements.
--- Manufacturer's name and address;
--- Model and Name;
---The main technical parameters;
--- Number and date of manufacture.
5.2 Description
5.2.1 Description feed to the device control section should be clear and unambiguous.
5.2.2 a potential danger, you must set up warning signs. Warning signs should be consistent with the requirements of GB 2894.
5.3 Maintenance
To adjust the feeding equipment, maintenance, lubrication, cleaning and repair work should be carried out at the time of shutdown. If the above does not work in stop mode,
It must be carried out safely according to the requirements of 5.4.3.2.
5.4 User's Guide
5.4.1 Instructions shall comply with GB/T 15706.2 and GB/T 9969 requirements.
Instructions cover or first page shall be given the following information.
--- Instructions title;
--- Device model;
--- Manufacturers, sales companies and agents name and mailing address.
Each feeding device's instruction manual should include the following.
--- Product name, specifications and main technical parameters;
--- Main purpose and scope;
--- Suitable working conditions and environment;
---Schematic;
--- System Description (mechanical transmission, hydraulic system, electrical control system, lubrication system and other systems);
--- Installation and debugging method;
--- Use and method of operation;
--- Maintenance Methods;
--- Common Faults and exclusion method;
--- Consumables table.
5.4.2 Instructions shall be the official language of the country of use station feeding equipment, the term should be suitable for the operator to read.
5.4.3 in the instructions for use should also be given by way of striking the prevention of danger following warning message.
5.4.3.1 installation and operation of the safety warning
--- Must clearly tell the operator where there is danger, what measures should be taken to safely resolve in the work process;
--- Equipment normal startup conditions, the boot sequence;
--- Equipment normal shutdown condition, stop order;
--- Equipment installation and functions of emergency stop devices and guards instructions;
Special warnings --- feeding equipment for high temperature or cold environments explanatory;
--- Corrosive or hazardous materials with special safety warning feeding device;
--- The operator must undergo practical training for employment, security measures are one of the key training.
5.4.3.2 maintenance, maintenance operations in the security warning
If the operator must carry out maintenance work when the job or within the danger zone, it must be carried out under the following conditions.
--- There are two pairs of safety regulations must be fully familiar with the person, a person to carry out maintenance work to monitor the safety of another person;
--- Monitor all aspects of staff can be reached to stop the device;
--- Maintenance area should have appropriate lighting;
Use a reliable way dialogue between those who monitor --- and maintenance work;
--- Only when the host is shut down completely, others can not touch the start switch, and hang warning signs, only allows one person alone
Since maintenance of the equipment.
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