GB 5135.8-2003 Automatic sprinkler fire extinguishing system Part 8: Accelerator
Some standard content:
The contents of Chapter 4 and Chapter 6 of this part are mandatory, and the rest are recommended. B533 Automatic digital fire and water system was divided into 15 parts 3 days ago Part 1: Vehicle water and water equipment || tt || Chapter? Part 1: Type alarm, timer, force detector, Part 2: Water mist nozzle, Part 3: Water mist nozzle, Part 4: Dry alarm valve, Part 5: Pre-shower storage valve, Part 6: General limit door, Part 7: Water flow indicator, Part 8: Accelerator, Part 9: Early simulated rapid response (ESFR) nozzle, Part 1: Grooved pipe joint components, Part 12: Expanded area water nozzle, Part 13: Water curtain nozzle, Part 11: Pre-production device, Part 15: Household nozzle, This part is the 8th part of G515 yuan.
GH5135.8—2003
This part is formulated on the basis of the performance requirements and test methods of accelerators of automatic sprinkler fire extinguishing system in GA8C—1934. The main difference between this part and GA801934 is the requirements for product packaging, transportation and expansion. This part will be abolished from the date of implementation. The Ministry of Public Security of the People's Republic of China will propose the Ministry of Public Security to the Ministry of Public Security. The third technical committee of the National Fire Protection Standardization Committee will be responsible for this part. The Ministry of Public Security Tianjin Institute of Fire Protection Technology will be responsible for this part. The main authors of this part: Chen Zemin, Zhang Qiang1
Automatic sprinkler fire extinguishing system Part 8: Accelerator GB 5135.8~20C3
This part of GB5135 specifies the requirements for accelerators of dynamic water fire extinguishing systems, including the test methods and instructions for installation, transportation and storage.
This part is applicable to accelerators of dynamic water fire extinguishing systems that are equipped with dry and wet dual-purpose alarm valves. 2 Normative references
The following clauses become clauses of this part through reference in this part of GB5135: From the dated referenced document, all subsequent clauses (excluding those specified in the reference) shall apply. No revisions are intended to apply to this part, but parties to this part who have reached agreement are encouraged to investigate whether they may use new versions of this document. For undated references, the latest version applies to this part. GH/! Rubber or thermoplastic rubber - Determination of tensile stress properties GB/531 Rubber oil - Determination of compressive strength test method B6135.2-2003 Water jet fire system - Part 2 - Type 2 water jet, ... 3G98.2*
Mechanical properties of fasteners Nuts and nuts
GB/T 3C95.3
Set screws
Mechanical properties of fasteners
61328? Lightweight parts
GB/T3512 Molding plastic or thermoplastic
Hot air balling and heat forming
3 Terms and definitions
The following terms and definitions apply to this part of H5135. 3.1
Accelerator arceleratnr
A quick-opening device that uses a mechanical means to add gas to the card-type technical police reading and deliver a full report of the start time, 3. 2
Gas storage tankaincontainer
A kind of container filled with air and pressurized. After pressurization, the positive force of the gas inside drives the accelerator to move. 3. 3
rutingwurkingprcssure
Rated working pressure
The pressure allowed by the accelerator in working state. 3. 4
Inlet pressureinletpressure
When the accelerator and dry type are in the package, the static water pressure at the delivery place is tightened. 4 Requirements
4.1 Appearance quality
Markings are complete, the surface is flat and smooth, and there is no obvious collision and vibration. 4.2 Rated working pressure
The rated working pressure of the accelerator should not be less than 1.2Ma:GE 5135.8—2003
4.3 Corrosion resistance of materials
2.3.1 The main body and components of the speed controller shall be made of corrosion resistant materials with performance not less than that of the control component. 4.3.2 The rotating or sliding parts and bearing components shall be made of bronze, copper and other non-corrosive materials. 4.4 Parts
4.4.1 There should be a uniform membrane between the moving parts and between the fixed parts to make the accelerator work flexibly. 4.4.2 The upper body of the accelerator must be equipped with a small table: 4.4.3 The connection dimensions of each component of the accelerator shall comply with the provisions of B/T3287 4.4.4 When the accelerator is subjected to 4 times the working pressure, the nominal design load of each fastener shall not be lower than the relevant regulations of GB/T3098.1B/13098.3:
4.4.5 The uniform speed of the single-diaphragm should not be broken or damaged during 5300 working cycles. 4.4.6 The elastic sealing element of the ribbed type should be able to withstand the test without cracking or breaking, and the change in service life should be less than 25%. 4.4.7 Reinforced elastic sealing components
The tensile stress-strain characteristics and heat resistance and aging performance of reinforced elastic sealing components shall not be lower than the following requirements: The minimum tensile strength is 10mA. The minimum limit elongation is 300% (25mm1~100m.m) a
The minimum tensile strength is 15mA= The minimum limit elongation is 20% (25m--75mm) When the nominal size is rm, pull it to 75m, hold it for 2min, release it for 2min and measure it. The residual deformation is not more than 5 mm:
The parts are tested in a non-oxygen environment of (70+1.5)℃ and 2.0MIs for 96h. Its tensile strength and elongation shall not be lower than d)
before the test. The hardness shall not be less than 5 international hardness degrees: e) After the parts are placed in 701℃ (97.=2.5) cane lead water, its tensile strength and elongation shall not be lower than 701℃ before the test. The volume change of the parts shall not exceed 20%.
4.4.8 After the aging test of non-metallic components, the normal operation of the components shall be corrected, and the components after aging test shall be installed in the accelerator and subjected to 1.5 and 1.5 heat tests for leaching, deformation and action tests. 4.5 Leakage and deformation
The connector shall be subjected to static water pressure twice the rated working pressure for 5min. There shall be no leakage or permanent deformation. 4.6 Action
The time from the gas selection effect to the opening of the alarm valve of the accelerator shall not exceed 10s.4.7 Gas static pressure
The accelerator must withstand a gas static pressure of c.7MFa. Maintain for: min, no leakage required, 4, day balance time
The time for the pressure of U.2MP to be generated in the cavity on the accelerator shall not exceed 3min.4.9 Pinhole
The accelerator is equipped with an anti-flow device: debris and other debris shall not pass through the accelerator.4.10 Fire resistance
The accelerator made of metal materials with a melting point lower than 1) or non-returnable materials shall be able to withstand the fire resistance test of A and maintain for 151min-. After the test, the accelerator can act. Apply 2% of the rated working pressure and hydrostatic pressure and maintain for 5 rin. The water is deformed or twisted.
5 or test method
5.1 Appearance quality
According to the design documents, check the name and other parts. It should meet the requirements of 4.1, 1.3, 1.1.1, 1, 4.2.1.4.3. 5. 2 Working cycle test
The spring and diaphragm in the speed reducer are tested for the number of times of working ring sinking. The test rate is not more than 10 times per minute. The number of working cycles 2
Should meet the requirements of 1.4.5.
5.3 No-brained elastic dense injection component test
GB 5135.B--2003
Determination of tensile stress-strain characteristics of non-ribbed elastic sealing components, aging and heating tests are carried out in accordance with the instructions (H\158, B/13513 and GH/r331). The test results are in accordance with the provisions of 4.4.7. 5.4 Test of critical elastic sealing components
Test range: 12 volumes of sealing components, mark each sample, and test each sample in the required environment S6 1, and the remaining 6 samples are placed in 100% distilled water for 47 hours. After that, take out the sample well and cool it down. The sample is transferred from 1 to 150 °C. Each sample can be re-measured. The test results should meet the requirements of 1.1. 5.5 Air and water aging test
Non-metallic parts (except for system radiating components) lack air and water. The test results should meet the requirements of 4.. 5.6 Leakage and deformation test
Install the accelerator on the test bench, install a button outside the inlet to apply hydrostatic pressure and exhaust, and add hydrostatic pressure of suitable pressure to the accelerator, maintain 50, and the test result meets the requirements of 1. 5.7 Action test
The action test of the accelerator is carried out on the test bench. After the gas medium (m\) is inflated to U.3MPe, close the inflation valve and connect the gas pipe to the accelerator. No gas pool shall occur at the connection. After the pressure of the upper and lower chambers of the accelerator is balanced, release the gas at a reasonable pressure of 0MP per minute. When the accelerator is in action, the test table should be selected to meet the requirements. 5.8 Gas static pressure test
Install the sieve on the test device, install a static air head and other openings outside the inlet, add 0.7Ma to the accelerator, and only hold for 1a. The test result is 4.7. 5.4 Balance time test
Install the flow meter on the pressure reducing device, install a connection at the position of the pressure loss, connect the pressure loss tower to the other openings, and then use the air flow rate of the device to meet the requirements of 351! The valve at the top shall be under the acceleration light of 03, and the test results shall comply with the provisions of 4.8. 5.10 For the safety liquid flow device of the speed controller, the following test shall be performed: a small 3mm straight sign of the standard type shall be made, and the entire operation shall be placed in the inlet pipeline of the delivery device to simulate the situation when a small section of the dry batch alarm passes through it under 0,MP water pressure. The test results shall not meet the requirements of the minimum,
5.11 Before the fire test,
if the speed is sufficient, the previous test shall be carried out according to the provisions of 5.2-2008, and the subsequent results shall meet the requirements of 4.10, special inspection rules
6.1 Inspection classification
6.1.1 Factory inspection
The product is still accepted by the factory. According to the requirements of 4.1, 4.5, 4.6, 4.7, 1, 8, 6.1.2 Type inspection
The product is accepted according to the requirements of the requirements of this specification. All items are inspected. If there are the following conditions, the equipment shall be put into production in the form of aging (2) type inspection. If the structure, materials and technology have changed greatly, and the product cannot be produced normally, the equipment shall be put into production in the form of aging for five years! ! If the product exceeds the production limit, the production efficiency shall be verified; GB 5135.8-2003
Product transfer, the production shall formulate the quality supervision requirements for the selected structure to carry out type inspection, 6.2, Samplingwww.bzxz.net
E.2.1 The inspection samples shall be taken by random sampling method, the damage base number should not be less than 3 of the starting product quantity. 6.2.2 The test sequence for the type inspection of the connector is as follows: if you only have the following sample quantity, the new display is 65
, if you only have the following sample quantity, the new display is 65
, if you only have the following sample quantity, the new display is 2
, if you only have the following sample quantity, the new display is 65
, if you only have the following sample quantity, the new display is 65
, if you only have the following sample quantity, the new display is 65
, if you only have the following sample quantity, the new display is 65
, if you only have the following sample quantity, the new display is 65
, if you
1.1>Quantity test child F
1, the party will accept the test,
2, the number in the test piece is the test piece
56 + 1.7
Figure 1 Test procedure and sample quantity diagram
6.3 Inspection results must be determined
5.3. According to the inspection of this part, all items have been withdrawn. The product is judged to be unqualified. 6.3.2 In accordance with the inspection items 4.5, 4.1, 7.4.9 of this part, if there is any item that fails, the product shall be deemed as unqualified. If the other items do not meet the requirements, double sampling is allowed. If there is still one item that does not meet the requirements, the actual batch of products shall be deemed as unqualified. Marking and instruction manual
7.1 Marking
The product shall have a water-resistant mark, which shall include product name, rated value, flow rate, manufacturer's name, trademark, production date and agency number, etc. 7.2 Instructions for use
The packaging of the quick-drying type shall not have an instruction manual, which shall include product name , specifications, environmental conditions, production expectations, production standards, necessary parameters, installation instructions and special installation instructions, notes, manufacturer name, address and road information, etc. 4
Independent transportation and storage
8.1 Packaging
8.1.1 The widener is marked separately in the packaging box: 8.1.2 The product packaging should be accompanied by instructions and instructions 8.1,3 The placement direction, stacking limit, and storage precautions should be marked on the outside of the return box 8.2 When transporting the accelerator, be careful before loading and unloading. 8.3 Storage and inspection
GH 5135.8—2003
The accelerator should be placed in a ventilated and dry warehouse to avoid contact with corrosive substances. Storage temperature? ·10 you ~ 0 it, 51. Marking
The product has a water-resistant mark, which includes product name, rated working pressure, flow direction, manufacturer's name and trademark, production date and agency number, etc. 7.2 Instructions for use
The packaging of the product should include instructions for use, which should include product name, specifications, environmental conditions for export, production expectations, production standards, necessary usage parameters, installation instructions and professional instructions. 8.1 Packaging 8.1.1 The accelerator shall be marked separately in the packing box: 8.1.2 The product packaging shall be accompanied by the instruction manual and the corresponding instructions 8.1.3 The placement direction, the number of pieces in the packing box and the storage precautions shall be marked on the outside of the packing box 8.2 When transporting the accelerator, please be careful before loading and unloading. 8.3 Storage Inspection GH 5135.8—2003 The accelerator shall be placed in a dry warehouse with good ventilation to avoid contact with corrosive substances. Storage temperature? 10~051. Marking
The product has a water-resistant mark, which includes product name, rated working pressure, flow direction, manufacturer's name and trademark, production date and agency number, etc. 7.2 Instructions for use
The packaging of the product should include instructions for use, which should include product name, specifications, environmental conditions for export, production expectations, production standards, necessary usage parameters, installation instructions and professional instructions. 8.1 Packaging 8.1.1 The accelerator shall be marked separately in the packing box: 8.1.2 The product packaging shall be accompanied by the instruction manual and the corresponding instructions 8.1.3 The placement direction, the number of pieces in the packing box and the storage precautions shall be marked on the outside of the packing box 8.2 When transporting the accelerator, please be careful before loading and unloading. 8.3 Storage Inspection GH 5135.8—2003 The accelerator shall be placed in a dry warehouse with good ventilation to avoid contact with corrosive substances. Storage temperature? 10~05
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