This standard specifies the types and basic parameters of large and medium-sized vertical mixed-flow pumps. JB/T 6433-1992 Types and bases of large and medium-sized vertical mixed-flow pumps JB/T6433-1992 Standard download and decompression password: www.bzxz.net
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J71 | | tt | | JB | |tt||Released on 1992-07-20 Implemented by the Ministry of Mechanical and Electronics Industry of the People's Republic of China on 1993-01-01 Released Machinery Industry Standards of the People's Republic of China Large and medium-sized vertical mixed-flow pumps Types and basic parameters 1 Subject content and scope of application This standard specifies the types of large and medium-sized vertical mixed-flow pumps (hereinafter referred to as "\ and basic parameters. JB/T643392 This standard is applicable to tickets for transporting clean water or other liquids with physical properties similar to water. The temperature of the transported liquid is not higher than 50C. 2 Reference Standards GB/ T13008 mixed flow pump and axial flow pump technical conditions 3 types and basic parameters 3.1 Type 3.1.1 According to the inspection and disassembly type, it is divided into: Extractable type: a. b. non-extractable, 3.1.2 Press water chamber types are divided into: a. b.||tt ||Guide vane type: Vortex type 3.1.3 According to the blade adjustment type: a. b.| |tt||e. Fixed type: Rate adjustment type: Fully adjustable type. Inlet channel type 3.1.4| |tt||The pump inlet adopts a trumpet-shaped inlet channel. When the nominal diameter of the discharge port is greater than 1200mm, a square inlet channel can be used. 3.1.5 Minimum water inlet level The pump inlet should be filtered at the lowest level. A certain depth below the water inlet level. The specific bay depth is given by the manufacturer. 3.2 Basic parameters | . The working range of the 3.2.2 series is shown in the figure. The specified point flow range is 0.57~11.38m/s, and the lift range is 10~24m. The inspection and deviation of the basic parameters listed in the table 3.2.3 are in accordance with the provisions of GB/T13008. . The Ministry of Mechanical and Electronic Industry approved the implementation on 1993-01-01 on 1992-07-20 1 2 Type No. 600HL-10| |tt||600HL-12 600HL-16 600HL-24 700HL-10 700HL-12 700HL-16||tt ||700HL-24 900HL-10 900HL-12 900HL-16 900HL-24 1200HL-10 1200HL-12 1200HL-16 1200HL-24 1400HL-10 1400HL-12 1400HL-16 1400HL- 24 1600HL-10 1600HI-12 1600HL-16 1600HL-24 1800HL-10 1800HL-12| |tt||1800HL-16 1800HL-24 2000HL-10 2000HL-12 2000HL-16 2000HL-24||tt ||2200HL-10 2200HL-12 2200HL-24 m/h 2520 2459 2908||tt ||2052 3240 4426 5206 3744 6495 6768 8010 5688 11790 11326 12492 9072 17460 17280 21348 14328| |tt||21960 21060 27828 18396 28440 28051 32400 22968||tt ||34344 34080 34790 26640 40968 40392 33048 Q Quantity JB/T 643392 Table Head H m*/s 0.7 0. 683 0. 807 0. 57 0.9 1. 229 1. 446 1. 04||tt ||1. 804 1. 88 2.225 1.58 3. 275 3.146 3. 47||tt ||2. 52 4. 85 4.8 5. 93 3.98 6.1 5.85 7.73 5. 11 7.9 7. 792 9 6. 38 9. 54 9. 467 10.872 7.4 11.38 11.22 9.18 m 10.5 12 16 24 10 12 16 24 10 12| |tt||16 24 10 12 16. 6 24 10 11.5| |tt||16.5 23.5 10 12 16. 5 23.5 10 12.2| |tt||16.8 24 10 12 16.8 24 10 11.5||tt ||24 rev speed r/min 980 730 590 485||tt ||365 322 300 273 250 efficiency rate % 83.6 84.3 85.0 85.2 84.9 85.0 85.6 85.8 85.6| |tt||86. 2 86.7 86.1 86.2 87.8 87. 0 86. 4||tt ||87.1 87.3 86. 6 87.2 87.5 86. 6 86.9 87.3| |tt||87.7 87.0 87.9 Niu do SOHE 1200HL 1800HL 2400HL 1200HL 900H1-16||tt| |700HL16 6 16bZxz.net 6 JB/T 643392 2200HL 13 2000HL||tt ||1800HL~12 1600HL-32 1400HL12 3200HL12 900HL-12 32 20083 16 590L 600HL -91 4 3 factory 2200H,-10||tt ||20008L-10 1800HL-10 1690HL10 1400HD,10 1800FL-10 900HL-10 700HL- 10 600HL,-10 B 90 s 0 o 0||tt| |·3 0 S 8 s' /,,ot 0S e| |tt||eo s/,t 3.3 Model representation method HL Model example: JB/T6433-92||tt ||Nominal lift at specified point, m Blade adjustment form: Semi-adjustable type is indicated by B, fully adjustable type is indicated by Q, fixed type is not indicated Pressure water chamber type: volute type is indicated by W means, the guide vane type does not mean the inspection and disassembly type: the extractable type is expressed by C, the non-extractable type does not mean vertical mixed flow pump nominal diameter of the cumulative discharge outlet, mm discharge Vertical mixed-flow pump with a nominal outlet diameter of 1800mm, non-extractable, vortex type, fully adjustable type, and a specified point lift of 16.8m: 1800HLWQ-16. 4 rotation directions Pump rotation Direction, looking down from the driving end, the pump rotates in the clockwise direction of the membrane. Additional notes: This standard is proposed and managed by Shenyang Water Pump Research Institute. This standard is drafted by Shanghai Water Pump Guang. The main drafters of this standard are Tang Lixing and Gu Yajian. Tip: This standard content only shows part of the intercepted content of the complete standard. If you need the complete standard, please go to the top to download the complete standard document for free.