JB 8686-1998 Safety requirements for separators

This standard specifies the safety requirements that should be followed in the design, manufacture, installation, use and maintenance of various industrial disc separators, tubular separators and chamber separators (hereinafter referred to as separators). The safety requirements and/or measures contained in this standard are applicable to prevent some major hazards that may occur during the service life of the separator, but not all hazards. This standard also specifies the inspection and judgment methods for the safety performance of the separator. JB 8686-1998 Safety requirements for separators JB8686-1998 Standard download decompression password: www.bzxz.net

res 21, 10
Machinery Industry Standard of the People's Republic of China
JB 8686
Safety requirements for separators
Safety requirements for separators1998-03-19 Issued
Ministry of Machinery Industry of the People's Republic of China
1998-07-01 Implementation
JB8686-1 No. 98
Any clauses on safety requirements in the technical conditions of separator products implemented by this standard that conflict with the provisions of this standard shall prevail.
The appendix to this standard is the appendix to the standard. This standard is issued and authorized by the National Technical Safety Committee for Separation Machinery Standardization. The drafting units of this standard are: General Machinery Research Institute of the Ministry of Machinery Industry, Nanjing Minzhou Machinery, Guangzhou Guangzheng Enterprise Group High-tech Manufacturing Co., Ltd.
The main contributors of this standard: Zhao Yang, Qiu Weilin, Dian Chengwu. 1 Scope
Machinery Industry Standard of the People's Republic of China
Separator, Safety Requirements
Safety requirements-for separatorJB86861998
This standard specifies the safety requirements that should be observed in the design, manufacture, installation, use and maintenance of disc separators, chamber separators (hereinafter referred to as separators). The safety requirements and/or guidelines in this standard are applicable to the possible safety hazards that may occur during the service life of the separator! "Some of the main hazards are not hazards to the enterprise. This standard also specifies the test methods for the safety performance of the separation zone. 2 Referenced standards
The texts contained in the following standards have become the previous articles of this standard through reference in this standard. When this standard is published, all versions are valid. Private standards will be revised and the parties with technical rights should explore the possibility of using the latest versions of the following standards. CB1EC-!
GB3323-87
GB 37663
GB33490
CB 4774-84
GR/T 226.1
G2 7032-87
GB10B:R9
GB 10895-89
Steel pressure penetrators
Steel fusion welded butt joints Radiography and quality classification General technical requirements for hydraulic systems
Stainless steel corrosion test methods
Machinery and equipment: technical spectrum
Industrial machinery and electrical equipment Part 1 General technical requirements for pneumatic systems General technical requirements
Determination of sound power levels
Centrifugal separators Mechanical alarm test method Basic frequency and design of machine safety General test Part, basic terminology, practice GB/T 15705.1-1995
JB47G8—
J5/T 81C3.2-95
Z377 00258
ZB JYY CC-89
3 Terminology
Manufacturing pressure equipment welding process assessment
Special separator acid test method
Centrifuge. Separator forging belt specification large camera probe gear installation technical specification type separator test method
Separation product technical terminology conforms to GJ4774. The six promises of safety conform to the provisions of GB/T1575.1. 4 Hazard list
The following are the main hazards of the separator within the service life limit, including design, manufacture, model, use, etc., which can cause the machine to deteriorate, select the average, transfer the monitoring standard, the machine is made, and there are accidents, frequency injuries, electric shock and other major hazards. 4.1 Design reason
Approved by the Ministry of Machinery Industry on March 19, 1998
1998-07- 01 Implementation
E8686—1996
4.1.1 The calculation of the main force strength of the separator is wrong or unreasonable, 4.1.2 The selection of the village is improper,
4.1.3 The design of the separator structure is not strong enough, the quality is poor, and there is no anti-loosening belt at the connected parts, which cannot effectively prevent people from being injured by the machine.
4.1.4 The working part that accommodates the separation window material has no sealing and liquid blocking devices, etc. 4.1.5 The relatively moving part has effective protection measures. 4.1.6 The design of electrical and control devices is not suitable. 4.1.7 The design of the width of the installation is unreasonable. 4.2 Manufacturing factors
4.2.1 The chemical composition, mechanical performance and dimension of the material do not meet the standards or there is serious embedding. 4.2.2 The quality of the joint is not good, and the welding test is not carried out according to regulations. 4.2.3 The heat treatment process must not be handled properly.
4.2.4 The manufacturing conditions of parts and components do not meet the requirements, and the assembly is improper. 4.2.5 The dynamic balance accuracy of the rotating parts of the cavity does not meet the requirements. 4.2.6 The running noise and the overall dynamic performance of the machine do not meet the requirements specified in the corresponding product standards: 4. 2.7
The electrical equipment and purchased equipment do not meet the safety requirements. 4.3 Selection, installation, use and maintenance factors 4.3.1 The separator is not used in accordance with the technical specifications, such as using a general-purpose separator for a high pressure treatment of strong brain materials, etc.
4.3.3 Operation is not carried out in accordance with the prescribed operating procedures, such as abnormal braking, overload operation, high-speed operation, etc. 4.3.4 When the product is not used, the modification rate shall not be excluded.
4.3.5 The product shall not be disassembled, used, maintained, or manufactured in accordance with the requirements of the instruction manual.
5 Safety requirements and measures in the design and manufacture of separators 5.1 Basic requirements
5.1.1 The structure and components of the separator must have sufficient strength, rigidity and stability. The main cutting parts and the main shaft shall have sufficient strength. When the parts are manufactured, tested, and used in accordance with the regulations, they shall not pose a threat to the safety of personnel or cause damage to personnel: 1.2 The separator shall be safe and reliable under the specified working conditions, and shall be easy to operate and maintain. 5.1.3 Protective equipment
5.1.3.1 All external rotating parts of the separator within the reach of the operator shall be equipped with appropriate safety protection measures or safety protection devices. Under the condition that the operator complies with the operating procedures, the safety protection device shall ensure personal safety. 5.1.3.2 The distance between the protective clothing or the anti-expansion device and the surface of the object to be protected shall ensure that the person will not touch the protected object. 5.1.3.3 The protective equipment frame shall have sufficient rigidity to ensure that the protective equipment will not be deformed or displaced when the person touches the protective device, causing the protective equipment to fail again.
5.! .4 The surface of the exposed and rotating parts shall not have sharp edges, sharp corners, burrs, etc. 5.1.5 The separator parts that are difficult to move by one person shall be equipped with obvious lifting rings, lugs or lifting bolts, etc., or marked with obvious lifting position, unless their shape is suitable for dry lifting. The outer part of the packaging box shall have obvious lifting position identification on the packaging box! 5.1.6 The separator reloading buttons shall have a collapsible two-way loosening measure. 5. 2 Noise and vibration
5.2.1 The noise emission limit of the separator shall meet the requirements specified in the relevant product technical standards. The measurement method shall comply with the provisions of GB1(8) and JR8686-1998.
5.2.1 The noise emission limit of the separator shall meet the requirements specified in the product standard. The measurement method shall comply with the provisions of CB1U805.
5.3 Hydraulic and pneumatic systems
5.3. The safety requirements of the hydraulic transmission system of the separator shall meet the relevant provisions of GB3766. 5.3.2 The safety requirements of the pneumatic system of the separator shall meet the relevant provisions of CB7032. 5.3.3 The control devices of the hydraulic and pneumatic systems of the separator shall be safe and sensitive and can be controlled. 5.3.4 The pressure and pneumatic systems of the separator shall be equipped with pressure and frequency limiting devices. 5.4 Explosion-proof requirements bzxZ.net
5.4.1 Separators working in flammable, explosive or humid environments: meet the requirements of relevant standards or regulations such as anti-explosion, explosion-proof and moisture-proof.
5.2 Separators working in flammable, explosive or humid environments should have adequate safety protection. 5.5 Temperature rise
The temperature rise value of the key parts of the separator should meet the requirements of the corresponding product technical standards. 5.6 Material requirements
5..1 The primary chemical composition of the main parts and raw materials of the separator should meet the requirements of relevant standards, and there should be a material quality certificate from the supplier: the supplier should certify the materials according to the certificate, and should conduct zero inspection when necessary. 5.6.2 The materials required for the separator can be replaced with materials with the same or better performance, but they must be designed in accordance with the requirements of the design department. 5.6.For separators in the pharmaceutical and food industries, the parts that come into contact with materials must comply with the relevant pharmaceutical and food hygiene standards of the country.
5.7 Heat treatment
5.1 Important parts of separators such as drum covers, rotating bodies, and high-frequency fasteners should be treated to eliminate the inductance or improve the quality of the kumquat tissue. Austenitic stainless steel castings should be treated accordingly according to the body type and technical requirements. And check whether there are defects that affect it.
5.7.2 Important welded parts (such as new bodies) should be determined based on the material, structure and technical requirements of the drawings to determine whether to perform post-weld heat treatment or take corresponding measures to eliminate residual internal forces: 5.8 Welding according to
5.8.1 The welder must hold a K-type welder certificate issued by the labor department or a similar certificate. For example, a secondary welder must have a certificate of the same type.
5.8.2 The welder must not be too light. There are directional welds, and the ring welds should be welded according to the technical requirements of the drawings. The G welding process should be carried out according to the requirements of the test version of the GH15 section. The mechanical properties should be tested and the mechanical properties should be measured. The mechanical properties of the weld head should not be lower than the mechanical properties of the ear material. The welding process should be specified in the "Welding Process Specifications" and combined with the practice to formulate the "Welding Process Specifications". The welding process should be carried out according to the requirements of the welding process, the welding material should be fixed, and the welding method should be unchanged. The above "welding tooling regulations" can be the basis for the "production of the welded parts": The weld of the test plate with torch welding should be subjected to X-ray inspection. The test plate of austenitic stainless steel welding should be tested according to B4334. No product vendors should use it. 5.8. The wet shearing process of the separator drum should be evaluated according to B4708. The welding process specification should be based on the technical requirements and qualified welding process. Formulate: welding process certificate, welding process regulations and welding records, the preservation period is no less than 7 years, 5.S.4 drum welding chain found to have unacceptable defects, after fine removal, need to be repaired, according to the material type, plate quality, welding method, heat treatment after baking, etc. to determine the number of repairs allowed, the same part of the welding number of times shall not exceed two times. The number of times, the position and the condition of the repair should be recorded in the quality record of the machine, the width and length of the weld should not be removed, the welded parts should be kept 5.9 Non-destructive testing
5.1 The non-destructive testing of the separator must be conducted by a person who holds a certificate of qualification issued by the labor department
5.9.2 The overallness of the ring weld of each drum must be inspected by X-ray according to the provisions of 2BJ77002 and meet the requirements of JB8686-1998
5.9.3 The main shaft, rotary effect and other important forgings should be free from light damage after heat treatment. And should comply with the provisions of ZBJ77(F2: 5.10 Dynamic balance
The dynamic balance accuracy of each separation drum should not be lower than the corresponding product technical conditions. 5.11 Electrical requirements
5.11.1 The safety requirements of the electrical equipment of the separator should comply with GB6226. 1. The relevant provisions of the regulations: the matching motor and electrical control box shall meet the requirements of the separator under the specified environment. 5.11.2 The motor and electrical control box shall be safe and reliable, and have anti-expansion devices to prevent malfunction, accidental friction and danger. 5.12 Product files
Each separator shall establish a product file during the manufacturing process, and the product file shall be retained for 7 years after manufacturing. 5.13 Test method
The performance test method of the separator shall comply with the provisions of J81%2 and 2J. 6 Usage information
6.1° Basic requirements
6.1.1 While providing separator products, the separator manufacturer shall provide detailed usage information to ensure that the user can install, use and maintain the machine safely according to this information. The separator manufacturer shall assist the user in selecting and correctly and reasonably using the machine. 6.1-2 Quick usage information is provided in the form of signs and instruction manuals. 6.2 Marking
.2. The marking shall be in the form of a sign and a direction sign. The sign shall be fixed in a visible position, and the text and pattern shall be clear: (.2.2 The product sign of the separator shall state the main technical data required for the daily operation of the separator in accordance with the corresponding product label regulations.
6.2.3 The separator shall be equipped with a permanent direction sign (dynamic note 6.3 Instruction manual
6.3! The separator manufacturer! shall provide a multiple instruction card that can correctly guide the user to install, use, etc.: The instruction manual shall clearly state the intended use of the separator, the restrictions on materials: It shall include measures to ensure safe and correct installation, and the instructions for use. The user shall be required to follow its instructions and use the machine reasonably. , it should give appropriate warnings about the potential dangers of using the separator in a manner other than as specified in the instructions for use.
6.3.2 The instructions for use of the separator should include: Information about the transportation, handling and use of the separator, for example: Machine storage conditions:
Installation instructions, weight, single-center positioning:
Requirements for foundations:
Shipping instructions (for example, starting position, road as point): 5) Information about the delivery and operation of the separator, for example: Static and power requirements,
Installation plan:
Space required for use and maintenance:
Permissible environmental conditions (temperature, humidity, humidity, etc.) Instructions for connecting the separator to the power source (especially to prevent electrical overload):: Must-know for users 1. The information about the use of the separator: such as: the detailed description of the protective measures taken by the separator, the protective equipment of the relevant parts (or the safety equipment); 2. The application scope of the separator must be: 3. The quality of the working parts: the instantaneous sound generated by the separator, the formal certification document JB8696199A that proves that the separator meets the relevant mandatory requirements; 4. The information about the use of the separator: the instructions for the manual operator, the instructions for the setting and adjustment (such as the drum body and the locking connection should be marked with an assembly alignment mark); the time and method of shutdown (especially the emergency stop) ：Start-up and operation sequence, methods, precautions and possible misoperation and over-operation prevention measures: About the tasks that can eliminate risks by taking safety measures: About prohibition information, maintenance information, such as: procedures and methods for handling faults; monitoring records during operation: fault analysis and troubleshooting: quality and frequency of inspections
About the technical knowledge and special skills required for personnel to carry out special maintenance: About the technical knowledge and special skills required for personnel to carry out special maintenance, and briefly explain the maintenance.
Shutdown and normal operation, and scrapping due to safety reasons. 7 Determination of the safety of the separator
7.! The following requirements of the separator are key items. If one of them fails to meet the requirements, the machine performance is judged to be unqualified: a) Protective device:
) Material performance and chemical analysis of the main load-bearing parts of the drum and the fixed shaft:
) Welder qualification certification;
) Detection qualification certification:
) Follow-up assessment;
) Main load-bearing parts of the drum:
1) Forgings (drum body, drum cover locking carbon card flaw detection: main shaft, drum body heat treatment and after heat treatment detection; k) Drum running flat cycle.
7.2, the second safety requirement of this material standard is the key item. In judging the safety performance of high-altitude cranes, in addition to the key items that must meet the requirements of this standard, the above-mentioned major items must meet the requirements of this standard. The appendix of the standard is the safety inspection form for high-altitude cranes. During the actual inspection, additional tests can be conducted on this form according to the weight of the crane. The inspection items of this item shall be counted as qualified. 7.3.1 "Standard requirements\" column should be filled in with the following provisions: a) For the standard with specified value, write the specified value, such as alarm, sound value; b) For the item that requires safety, fill in the standard number: 7.3.1 "Actual inspection conditions" should be filled in with 5
.JR8686-1998
" For the product that has specified value, fill in the actual measured value of the standard test, such as low noise: b) For the item that requires safety, fill in "special compliance\or\non-compliance" 7.3.3 If necessary, write the items that are not required: 8 Safety requirements and measures in the selection and maintenance of separators 1 Users of separators should select people who have received technical training as safety management personnel of separators, 8.2. The operator shall be educated on the safety of the operator to prevent accidents and personal injury. 3. The separator shall be operated and maintained by designated personnel who have received on-site training, and shall strictly follow the maintenance procedures and safety precautions provided by the manufacturer. 4. The separator shall be inspected regularly to ensure that the separator is in normal working order. 5. The operator shall be familiar with the following procedures: 1. The operator shall be familiar with the routine and emergency operations of the separator. 2. The operator shall be educated on the safety of the operator to prevent accidents and personal injury. 3. The operator shall be educated on the safety of the operator to prevent accidents and personal injury. 4. The operator shall be educated on the safety of the operator to prevent accidents and personal injury. 5. The operator shall be familiar with the following procedures: 1. The operator shall be familiar with the routine and emergency operations of the separator. 2. The operator shall be educated on the safety of the operator to prevent accidents and personal injury. 3. The operator shall be educated on the safety of the operator to prevent accidents and personal injury. 8.6 It is not allowed to operate the separator in the running state, adjust, maintain and troubleshoot the separator. During adjustment, maintenance or troubleshooting, the necessary expenses shall be paid according to the following measures: 8.7 When the special moving parts such as the separator are seriously corroded or the drum is unbalanced, they shall be replaced or repaired in time. It is not allowed to use the table to make up for the unsafe conditions. 8.B The integrity of the original separator shall not be guaranteed by you, and you are not allowed to dismantle it at will, change the parts or add the equipment. 6
The main frequency control system and the components of the separator are allowed to be recognized and evaluated. The process evaluation and manufacturing are guaranteed. 86B6—1998
Appendix A
(Appendix of the standard)
Separator safety performance inspection items from the list of standards and requirements
Spindle, number of revolutions after heat treatment code
processing, flaw detection
dynamic and translation
! External and gasket transfer parts external
surface quality salt
return vehicle details connection parts production may be different
contingency measures
maintenance connection development
safety system safety requirements
product pneumatic control
hydraulic system and pneumatic plug system
pressure level
consulting group international management key areas
competition for high-end machines with beauty without only estimation
degree product hygiene requirements
important parts heat treatment
third-class furnace baking parts general treatment type
good workmanship thinking cow stop finger
including drum good compensation
also gas requirements
gas release requirements
product archives
product brand extension direction sign
actual inspection effect
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