Some standard content:
【Classification Abbreviation】J9:
Document No.: 330-1#93
Light Industry Standard of the People's Republic of China
QB/T 2295--97
Gasoline Engine Booster for Power-Assisted Bicycles
199-05-20
China Light Industry Federation
1998-02-01 Practice
This standard is for small gasoline engine boosters for power-assisted bicycles. Appendix A and Appendix B of this standard are supplementary records of the standard. This standard is proposed by the Quality and Standardization Department of China Light Industry Federation. This standard is under the jurisdiction of the National Bicycle Standardization Center. The units in Beijing for this standard are: National Bicycle Standardization Center, Huisu Bicycle Company, National Bicycle Inspection Center, Ministry of Public Security Traffic Management Research Institute, Wujie Aiqike Engine), Shaoxing Dali Industrial Corporation, Rongzhou Forestry Machinery Factory, and Shangpai Feiren Machinery Corporation. Shanghai Kechu Special Power Locomotive Co., Ltd., Shanghai Kuzhupan Vehicle Factory, Guangguo Bicycle Co., Ltd., Shanghai Yongjiao Co., Ltd., Shanghai Feng Co., Ltd., Zhejiang Feilipu Bicycle Co., Ltd., Shanghai Yuanji Bicycle Co., Ltd.
The main honors of this standard are Fang Linsen, Ji Zhicheng, Qian Fen. trKNrkea
People's Republic of China Light Industry Standard
Gasoline engine booster for power-assisted bicycles
QB/2295—9T
The technical requirements, test methods, quality rules and marking, packaging, transportation, storage,
. This standard is for small gasoline engine boosters for power-assisted bicycles (hereinafter referred to as power parts). 2 Reference standards
GB 7258
Internal combustion engine product name and type GP 883-86
Technical certification of internal combustion engine
GB361-83 Methods for testing the performance of small and medium-sized internal combustion engines GB163-87 Specifications for testing the performance of internal combustion engine components: 839-3 Automotive powertrain
Terms used in this standard shall be in accordance with the provisions of 1883. Product model guide method
Internal combustion engine model: Preparation method in accordance with GB725. Shape:
, two external strokes, 30mm, air cooling, gasoline engine station for power-assisted vehicles IES0FZ. Single.
Effective spelling
Stroke average
(E consultation stroke)
(indicated by the standard number of meters of the gas red pad)
Special low and
(F table system)
Use recommended number
(indicated by the special)
China Light Industry Road Association 1997-05-20 approved 2
Distinguishing symbols
Can be implemented by enterprises
1498-02-01
QB/T2295-97
The main technical specifications of the gas tank engine booster should be taken from the manufacturer. See Appendix A (Standard Dirty Record). 5 Thermal Technology Requirements
5.1 The working volume of the auxiliary engine shall not exceed 30m8.2 The starting external energy
shall be started within a humidity range of 2 (-5G) or above, and the starting time shall not exceed 155.6.3 The minimum no-load stable speed (speed)
The auxiliary engine's rated speed (speed) is specified by the enterprise standard. The vehicle speed is reduced by 5, and the speed fluctuation rate shall be greater than the original value. The speed fluctuation rate shall not be greater than -115: After running for 5m, suddenly open the throttle, and the auxiliary engine should not be activated.
,4 Rated power and rated speed
The values of rated power and rated speed are specified by the enterprise standard. The rated power shall not be lower than the specified value. The rated speed is allowed to have a certain difference.
5.5 Maximum torque and corresponding speed
The torque of the engine is relatively stable. The speed value should be within the enterprise standard, the maximum torque should not be lower than the specified value, and the components should have a rotation speed of more than +10%.
5.6 Minimum fuel consumption of the vehicle
The minimum fuel consumption of the booster should not be higher than 6.20%, and the booster with air cooling is allowed to increase as required. 5.7 Reliability and long-term performance
The power take-off rate can pass the reliability test of 40 continuous reversals. The booster should be able to pass the durability test of 8 continuous operations.
6. The daily cleanliness limit of the booster should not be greater than: 50-11%. 5.9 Trace pollutants
The speed pollutant limit of the booster is
Carbon dioxide should not be greater than 40%:
Carbon compounds should not be greater than 50D.
6.10 The structure of each surface of the booster There shall be no ice or frost on the joints. S.11 There shall be no obvious damage or defect on the outside of the booster, and the paint and plating shall be in good condition. 5.12 The booster shall be in good condition, and there shall be no misfire, blasting, heat phenomenon, abnormal sound, etc. 13 If the booster is equipped with a manpower-driven separation device, it shall be fully opened when separated and in good condition when engaged. 5.14 The electrical part of the booster shall work normally, and all connection points shall be reliable. There shall be no micro-protection devices. Test method
The test method for the performance of the booster shall be in accordance with G115, see the standard (standard test) 6.1 Performance test
6.1.1 Starting performance test
The test shall be carried out at an ambient temperature not lower than 2K, and the performance of the booster shall be tested according to the 3
QB/T specified in the instruction manual. 229597
Start by the method, and the time from the start to the booster running automatically shall not exceed 5s. 81.2 Carry out the low-altitude constant speed (total speed) test. During the test, the booster is disconnected, the throttle is set to the safe position, the no-load stable speed of the booster is adjusted to the lowest, and it is operated stably at this speed for 5 minutes, and the speed is measured and the micro-movement is measured, and then the throttle is suddenly opened, and the booster should not leak.
The measured speed should not be greater than the minimum no-load constant speed specified by the enterprise, and the speed dynamics should not be greater than ±1. 1.3 Rated power, maximum torque and lowest end oil deviscosity test: Fix the throttle in the open position, gradually increase the load, reduce the speed, and test at no less than 6 speed points (including the rated power speed point, maximum torque speed point and fuel consumption speed point) within the stable operating speed range to measure the speed, torque, fuel deviscosity, spark density and environmental parameters.
,2 Durability test
The purpose of this test is to evaluate the durability of the components of the booster, the stability of the durability and power economy indicators, 6.2.1 Test sequence
(!) The booster to be tested is disassembled and the main dimensions of the following parts are measured: seal, piston, air sleeve, booster pin, connecting rod head, connecting rod shaft, main bearing, crankshaft (bonnet and connecting rod shaft), etc. The undisassembled parts of the crankshaft do not need to be measured.
(2) After the components are assembled into a booster complete machine, they are run-in. The running-in time shall not exceed 20 hours. The running-in specifications shall be determined by the manufacturer. In the case of a failure, the booster status, such as ignition advance, contact spacing, spark density, and ignition parts, can be adjusted.
(3) Performance test. The test items should include 6.1.1, 6.1.2, and 6.1.9. (4) Durability test.
(5) Performance test.
() Disassemble the machine for inspection and measure the main dimensions of the parts in Article (1). 6, 2,Durability test method
(1) Durability test should be run in reverse order. After each complete inspection cycle, the engine is allowed to stop for one day. In addition to the engine maintenance specified in the instruction manual, the engine oil is allowed to be changed, the deposits are cleared, and the faults and the condition of each part are checked. Durability test running time is: :
(2) Durability test running time is as specified in Table 1. Table 1
Throttle and speed
Operation time
(3) During the test, check the running condition of the engine at any time. No abnormal sound is allowed. The fastening parts are not allowed to move. There should be no leakage or oil digging. If any fault is found, it should be repaired and recorded. (1) If the following conditions are found during the test, the vehicle shall be inspected and recorded immediately after modification:) When the booster is tested according to the specifications, the power is reduced to less than 200V, the fuel consumption rate is more than 100C, and it cannot be restored to normal state:
) The ignition is out of specification, and the abnormal sound is heard without adjustment. (5) During the test, in addition to recording the ambient atmospheric conditions, speed, power readings, fuel consumption and spark momentum, etc., a detailed record shall be made of the number of times the vehicle is parked (including the performance test stage after the operation and durability test), the number of replacements of non-essential parts (including the time after the parking maintenance and durability test), the main position and other environmental conditions, etc. (6) After the test, the new engine can be retested after cleaning the combustion chamber, piston, safety ring and exhaust gas generator. (7) Evaluation of test results
If any of the following conditions occur during the durability test, the engine cannot pass: 1) Damage to key components such as cylinder head, cylinder body, crankcase, reverse lever, bearing, intake plate and exhaust valve body; 2) Replace the main components such as lubricator, induction motor (excluding contacts and capacitors); 3) After the test, the maximum power failure exceeds the rated value of 2. 3. Reliability test
, 3.1 The test method of the reliability test is the same as that of the durability test. The running time of the reliability test is 40h. 2. Evaluation of test results
If any of the following conditions occur during the reliability test, the engine cannot pass. ) The main parts such as air cover, air box, shaft, connecting rod, connecting bearing, air intake valve and intake pole body are damaged, and more important parts such as carburetor, magnet (including new electric machine) etc.; b) The maximum power drop of the test is more than 20 times. d) The combustion efficiency after the test exceeds the calibration value. 6.4 The cleanliness of the whole machine must be determined according to the relevant provisions of GE3821. 6.5 The total speed test of the booster is carried out according to the relevant provisions of QB1839. 6.6 The other items are checked by vernier ruler, feel and listening. ?Inspection regulations
Product quality inspection includes factory inspection and regular quality inspection. 1. Product inspection is randomly selected from the qualified products, and the inspection items are specified by the manufacturer, which should include:
) Dynamics:
TTKNNLKAA
QB/I225—97
Rated speed (urgent)
Rated rate and rated speed:
Maximum torque and sweeping speed:
Maximum fuel efficiency.
Inspect the above items as the cumulative production standard. The factory inspection is implemented once a month, and no less than 3 sets per month.
Regular quality inspection is carried out according to the product quality contract to ensure the stability of product quality and the difference in product quality. The sample size is less than 1 set. The inspection items, the cycle and the number of samples are determined according to the current table. Table
Conclusion
Soil working ball
Telescopic machine model separator
Electrical information
High dynamic performance
Comprehensive power, rated viscosity
High torque index
Number of fuel consumption
The whole machine information
Routability and List
The model station
Once a month, three times a year
Once a year, once every two units
Once a year, one unit
Note, test strength: 2. It can be often reduced by 4 hours, and the durability test (1x1 in total) can be carried out. 7.8 The gas storage capacity of the booster must meet the requirements of this standard, appearance, stable performance, high labor distribution, electrical insulation and other items. Each unit is allowed to have some non-compliant items. 7.4 Inspection points are formulated.
7.4.1 After inspection, the next moment, emergency installation is allowed to double the pull.) The booster is also contaminated, and when one of the main items in the durability is unqualified: L
Like the items outside the regulations, the main maintenance functions are: starting performance, you deliver, calibrated work and calibrated speed, maximum torque and transfer rate, low energy consumption, and continuous separation. When two items in the combined power unit or the same item in two units is unqualified.
The number of samples should not be the number of qualified items. 4.2 After the qualified inspection, all items must be in a state of failure. Otherwise, they will be judged as unqualified: 8 Marking, packaging, transportation, storage
8.1 Punctuation
8.1,1 Product marking
) name or:
Rated power and its corresponding speed:
Automobile operating range:
QA/T2285-97
By the wide terminal number, and print the factory number in a conspicuous position: Factory lake,
8,1.2 Packing mark
The product package should have the following marks:
" name!
Product name,
Trademark:
Product model:
Standard code, number, name
Dimensions (length × width × height) and volume: Net currency:
Caution, light, mark:
Factory date of production and batch.
8.2 Packaging
8.2.1 The delivered booster is accompanied by the product quality certificate, the main technical specifications (see Appendix A) and the necessary instructions.
, 2 The booster should be fixed in the center of the package to ensure that it will not be damaged by collision during normal transportation. No measures should be taken. The package should be packed after cleaning.
6.3.1 The package containing the product should be handled carefully during transportation and should not be thrown away. Do not transport it in a place that is exposed to the elements or rain. It is strictly forbidden to mix it with other substances or plasma. 3.2 The products should be stored in an explosive, windproof and airtight place indoors. Do not store any chemicals or dust-generating items. The box should be raised and at least 1 meter above the ground. 9 Maximum guarantee
9,1 The packaging and the guarantee should be carried out in accordance with the technical requirements of the manufacturer. Under certain circumstances, the quick-disposal seal of the booster should be valid for no more than one year.
9,2 When the user uses the booster according to the provisions of the manufacturer's handling and maintenance instruction card, the manufacturer should ensure that the booster is in good condition. The booster of the factory can be guaranteed to be in good condition. If the booster is damaged within the warranty period, the manufacturer will provide free troubleshooting (including the attached) for the quality problem of the booster. Appendix (standard attached) Gasoline engine booster main technical specifications The manufacturer should meet the following main technical requirements of the booster: Red dot mn: tt||Active registration
Recommendation!
Rated auxiliary power and its corresponding transfer standard W1/u certificate: 4.
Maximum torque and its standard speed N.mr/niu, G.
Most stable transfer r/mi:
Low fuel consumption vehicle g/
Oil brand
· Fuel oil and engine oil limit ratio r
Ignition angle:
Carburettor formula, type, manufacturer||tt ||Air filter type, model, manufacturer: spark plug type, model, manufacturer;
Type, manufacturer,
Lubrication method:
Comparison:
Overall dimensions (length × width × height)
Record B (standard record)
Gasoline engine booster self-test method
B1 Standard environmental conditions, power and fuel consumption calibration B7.1 Standard battery environmental conditions according to B0%1 load,
1.2 The rated power of the booster refers to the net power of the booster on the crankshaft when the booster is fully charged and the throttle valve is fully charged. The rated power of the booster is about the net power of the booster on the crankshaft. The rated power of the booster should be not less than the actual rated power of the booster. The rated power of the booster should be not less than the actual rated power of the booster. The rated power of the booster should be not less than the actual rated power of the booster. The rated power of the booster should be not less than the actual rated power of the booster. The rated power of the booster should be not less than the actual rated power of the booster. The rated power of the booster should be not less than the actual rated power of the booster. The rated power of the booster should be not less than the actual rated power of the booster. The rated power of the booster should be not less than the actual rated power of the booster. The rated power of the booster should be not less than the actual rated power of the booster. The rated power of the booster should be not less than the actual rated power of the booster. Finalization test
For the newly designed or accepted equipment, it is a test carried out in batch production to ensure that all parts can meet the design requirements and to check its feasibility and durability. Quality inspection test
It is a test carried out in batch production to assess the stability of the booster manufacturing station and to ensure its quality. Regularly sample a certain number of products for five times of performance inspection, and reliability and durability tests must be carried out during the inspection. B.3 Factory test
Before the booster leaves the factory, it is inspected whether the product quality meets the requirements of the regular indicators. The main performance test is carried out on the design.
82.1 Acceptance test
It is a test carried out in conjunction with the manufacturer to check whether the booster meets the delivery acceptance technical conditions and other requirements. The test items are agreed upon by the supply and demand parties.
Ba
B3.1
When the accessory is tested, the device must be used with full attention to the specified internal components. If there is a charger, generator or magnetic core in the charging, the power cord should be kept in a no-load state. The test record and test report of the accessories are detailed. R3,2 Power and output
The power is transmitted from the booster crankshaft. If the excitation structure is not sufficient, the booster can output the output. When the output is through the ball gear and clutch, the transmission efficiency is restored to the specified level. 3.8 Running-in
Before the test, the booster seat should be run-in according to the factory sample, and the time should not exceed 2 hours. B8.4 Booster
Before the test, the technical conditions of the booster must be as follows: ignition angle, power failure time, spark electrode time and chemical calibration. The test shall be carried out according to the specified steps. No withdrawal shall be made during the entire process after the start of the test.
When testing a naturally cooled booster, use external cooling air. The cooling air should be consistent with the windward direction of the booster during vehicle operation. The cooling air seat shall not be overloaded with a capacity of 2 megaliters. Air-cooled boosters must use their own cooling system. .6 The booster should be installed on the vehicle according to the installation position when it is installed and used. The exhaust gas should be discharged to the atmosphere. If the booster also has an exhaust silencer, it should be connected to the energy outlet system through the non-gas outlet. The positive pressure generated by the system at the exhaust outlet pipe shall not exceed C. 3.7 Preheating and performance requirements of booster 3.7.1 Before testing, the booster should be preheated to 373K. 3.7.2 The performance parameters should be measured under the condition of stable operation of the booster. Each working condition should be stable for 30s before testing. Each time the test is carried out, the fluctuation of the working condition should not be too large (except for emergency). The fuel and engine fuel and engine components should be tested with the specified brand. If necessary, the relevant standard society should conduct the test. Ba.9 Test equipment and instruments
Before the test, the test equipment and instruments shall be tested and tested, and they shall be qualified. B310 The parameters of the above parameters shall be measured accurately and the instrument characteristics shall meet the requirements of G3103.3. When the B1 dynamometer is turned off under standard environmental conditions, the effective power can reach the standard environmental conditions. The standard environmental conditions are:
Sweep power = 33%:
Ambient temperature TC = 293K 25+C
Water vapor concentration = 1kPa
R4.2 Effective power positive answer formula
This formula is only used when 0.9341.07, 28T306K R51104 is eliminated. The on-site environmental conditions during the test should be detailed in the test report. Formula: Ns - standard effective average power under bad environment, kW: the absolute power under the on-site environment, K: the ambient temperature under the on-site environment, T -
, the air pressure under the on-site environment, Pa, P - (F-prsw)
or 1 -
, the atmospheric pressure under the on-site environment, k?: the relative strength under the current environmental conditions, P sir-
Saturation under the annular state, P:
PW information see table (see: 3),
4. Nominal fuel consumption rate is not corrected, and the actual measurement is still\pipe B5 test report
The test report should include the following information:
B5.1 Power unit technical parts
Manufacturing
Diameter:
Number of strokes:
Intake method:
Cooling type.
Calibration engine setting and its corresponding rotation position:
Maximum torque and its corresponding speed:
Maximum fuel consumption rate and its corresponding rotation soul
Note: It can be increased according to the situation.
B5.2 Accessories during the test
Air flow applicator
Carburetor
Fire dragon plug
Silencer
B5.3 Test equipment and fuel
Type:
Type:
Type:
Type:
Type:
Gas new blasting machine:
Shrinkage ratio:
Sparkling time:
Air sweeping method,
According to the test method:
Speed:
Model,
Model:
Model:
Manufacturer:
Manufacturer:
Manufacturer,
Thank you for the factory:4. Before the test, the following conditions must be observed: ignition angle, power failure time, spark gap, and spark ignition time. The test should be carried out according to the specified steps. After the test begins, no withdrawal is allowed during the entire process.
The test is conducted with a naturally cooled booster. The cooling air should be in the same direction as the windward direction of the booster during vehicle operation. The cooling air seat should not be overloaded with a capacity of 2 megaliters. The air-cooled booster must use its own cooling system. .6 The booster should be installed on the vehicle according to the installation position when it is installed and used. The exhaust gas should be discharged to the atmosphere. If the booster also has an exhaust silencer, it should be connected to the energy outlet system through the non-gas outlet. The positive pressure generated by the system at the exhaust outlet pipe shall not exceed C. 3.7 Preheating and performance requirements of booster 3.7.1 Before testing, the booster should be preheated to 373K. 3.7.2 The performance parameters should be measured under the condition of stable operation of the booster. Each working condition should be stable for 30s before testing. Each time the test is carried out, the fluctuation of the working condition should not be too large (except for emergency). The fuel and engine fuel and engine components should be tested with the specified brand. If necessary, the relevant standard society should conduct the test. Ba.9 Test equipment and instruments
Before the test, the test equipment and instruments shall be tested and tested, and they shall be qualified. B310 The parameters of the above parameters shall be measured accurately and the instrument characteristics shall meet the requirements of G3103.3. When the B1 dynamometer is turned off under standard environmental conditions, the effective power can reach the standard environmental conditions. The standard environmental conditions are:
Sweep power = 33%:
Ambient temperature TC = 293K 25+C
Water vapor concentration = 1kPa
R4.2 Effective power positive answer formula
This formula is only used when 0.9341.07, 28T306K R51104 is eliminated. The on-site environmental conditions during the test should be detailed in the test report. Formula: Ns - standard effective average power under bad environment, kW: the absolute power under the on-site environment, K: the ambient temperature under the on-site environment, T -
, the air pressure under the on-site environment, Pa, P - (F-prsw) bZxz.net
or 1 -
, the atmospheric pressure under the on-site environment, k?: the relative strength under the current environmental conditions, P sir-
Saturation under the annular state, P:
PW information see table (see: 3),
4. Nominal fuel consumption rate is not corrected, and the actual measurement is still\pipe B5 test report
The test report should include the following information:
B5.1 Power unit technical parts
Manufacturing
Diameter:
Number of strokes:
Intake method:
Cooling type.
Calibration engine setting and its corresponding rotation position:
Maximum torque and its corresponding speed:
Maximum fuel consumption rate and its corresponding rotation soul
Note: It can be increased according to the situation.
B5.2 Accessories during the test
Air flow applicator
Carburetor
Fire dragon plug
Silencer
B5.3 Test equipment and fuel
Type:
Type:
Type:
Type:
Type:
Gas new blasting machine:
Shrinkage ratio:
Sparkling time:
Air sweeping method,
According to the test method:
Speed:
Model,
Model:
Model:
Manufacturer:
Manufacturer:
Manufacturer,
Thank you for the factory:4. Before the test, the following conditions must be observed: ignition angle, power failure time, spark gap, and spark ignition time. The test should be carried out according to the specified steps. After the test begins, no withdrawal is allowed during the entire process.
The test is conducted with a naturally cooled booster. The cooling air should be in the same direction as the windward direction of the booster during vehicle operation. The cooling air seat should not be overloaded with a capacity of 2 megaliters. The air-cooled booster must use its own cooling system. .6 The booster should be installed on the vehicle according to the installation position when it is installed and used. The exhaust gas should be discharged to the atmosphere. If the booster also has an exhaust silencer, it should be connected to the energy outlet system through the non-gas outlet. The positive pressure generated by the system at the exhaust outlet pipe shall not exceed C. 3.7 Preheating and performance requirements of booster 3.7.1 Before testing, the booster should be preheated to 373K. 3.7.2 The performance parameters should be measured under the condition of stable operation of the booster. Each working condition should be stable for 30s before testing. Each time the test is carried out, the fluctuation of the working condition should not be too large (except for emergency). The fuel and engine fuel and engine components should be tested with the specified brand. If necessary, the relevant standard society should conduct the test. Ba.9 Test equipment and instruments
Before the test, the test equipment and instruments shall be tested and tested, and they shall be qualified. B310 The parameters of the above parameters shall be measured accurately and the instrument characteristics shall meet the requirements of G3103.3. When the B1 dynamometer is turned off under standard environmental conditions, the effective power can reach the standard environmental conditions. The standard environmental conditions are:
Sweep power = 33%:
Ambient temperature TC = 293K 25+C
Water vapor concentration = 1kPa
R4.2 Effective power positive answer formula
This formula is only used when 0.9341.07, 28T306K R51104 is eliminated. The on-site environmental conditions during the test should be detailed in the test report. Formula: Ns - standard effective average power under bad environment, kW: the absolute power under the on-site environment, K: the ambient temperature under the on-site environment, T -
, the air pressure under the on-site environment, Pa, P - (F-prsw)
or 1 -
, the atmospheric pressure under the on-site environment, k?: the relative strength under the current environmental conditions, P sir-
Saturation under the annular state, P:
PW information see table (see: 3),
4. Nominal fuel consumption rate is not corrected, and the actual measurement is still\pipe B5 test report
The test report should include the following information:
B5.1 Power unit technical parts
Manufacturing
Diameter:
Number of strokes:
Intake method:
Cooling type.
Calibration engine setting and its corresponding rotation position:
Maximum torque and its corresponding speed:
Maximum fuel consumption rate and its corresponding rotation soul
Note: It can be increased according to the situation.
B5.2 Accessories during the test
Air flow applicator
Carburetor
Fire dragon plug
Silencer
B5.3 Test equipment and fuel
Type:
Type:
Type:
Type:
Type:
Gas new blasting machine:
Shrinkage ratio:
Sparkling time:
Air sweeping method,
According to the test method:
Speed:
Model,
Model:
Model:
Manufacturer:
Manufacturer:
Manufacturer,
Thank you for the factory:
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