原理
通過柱塞的往復(fù)運動直接將工作介質(zhì)（黃色）吸入和排出。由于柱塞和密封都接觸介質(zhì)的情況下，選擇合適的柱塞材質(zhì)和密封形式可保證泵在運轉(zhuǎn)過程中具有理想的性能。
柱塞泵頭結(jié)構(gòu)簡單、經(jīng)濟(jì)、計量精度高，需要選擇和維護(hù)好密封。柱塞和密封之間橫向自動對中確保二者之間磨損小。 柱塞材質(zhì)有不銹鋼、氧化陶瓷，氧化陶瓷具有耐腐蝕和硬度高耐磨的特點。
主要性能參數(shù)
單頭zui大流量：50000升/小時
zui高排出壓力：50MPa
穩(wěn)態(tài)精度±1%
介質(zhì)粘度：0-800mm2/s
輸送介質(zhì)溫度可達(dá)450oC以上
SJ2型柱塞計量泵性能參數(shù) | |||||
型號 | 流量 | zui高排壓MPa | 入出管聯(lián)接 | ||
電機(jī) | 電機(jī) | 電機(jī) | |||
SJ2-1.2/20 | 1.2 |
| 20 |
| Φ14(外徑)x3管 |
SJ2-2/20 | 2 |
| 20 |
| Φ14(外徑)x3管 |
SJ2-3.2/20 | 3.2 |
| 20 |
| Φ14(外徑)x3管 |
SJ2-5/16 | 5 | 16 | 16 |
| Φ14(外徑)x3管 |
SJ2-6.3/40(16) | 6.3 | 16 | 40 |
| Φ14(外徑)x3管 |
SJ2-8/32(12.5) | 8 | 12.5 |
| 32 | Φ14(外徑)x3管 |
SJ2-9/10 | 9 | 10 |
|
| Φ14(外徑)x3管 |
SJ2-10/25(10) | 10 | 10 | 25 |
| Φ14(外徑)x3管 |
SJ2-13/20(8) | 13 | 8 |
| 20 | Φ14(外徑)x3管 |
SJ2-15/6.3 | 15 | 6.3 |
|
| Φ14(外徑)x3管 |
SJ2-18/16(6.3) | 16 | 6.3 | 16 |
| Φ14(外徑)x3管 |
SJ2-22/12.5(5) | 12.5 | 5 |
| 12.5 | Φ14(外徑)x3管 |
SJ2-32/10(4) | 32 | 4 | 10 |
| Φ14(外徑)x3管 |
SJ2-40/8(3.2) | 40 | 3.2 |
| 8 | Φ14(外徑)x3管 |
SJ2-50/6.3(2.5) | 50 | 2.5 | 6.3 |
| GB/T9114 DN15PN50RF(NPT) |
SJ2-63/5(2) | 63 | 2 |
| 5 | GB/T9114 DN15PN50RF(NPT) |
SJ2-80/4(1.6) | 80 | 1.6 | 4 |
| GB/T9114 DN15PN50RF(NPT) |
SJ2-100/3.2(1.25) | 100 | 1.25 |
| 3.2 | GB/T9114 DN15PN50RF(NPT) |
SJ2-125/2.5(1) | 125 | 1 | 2.5 |
| GB/T9114 DN15PN50RF(NPT) |
SJ2-160/2(0.8) | 160 | 0.8 |
| 2 | GB/T9114 DN15PN50RF(NPT) |
SJ2-200/1.6(0.63) | 200 | 0.63 | 1.6 |
| GB/T9114 DN15PN50RF(NPT) |
SJ2-250/1.3 | 250 |
|
| 1.3 | GB/T9114 DN15PN50RF(NPT) |
SJ2-320/1 | 320 |
| 1 |
| GB/T9114 DN20PN40RF(Rp) |
SJ2-400/0.8 | 400 |
| 0.8 |
| GB/T9114 DN20PN40RF(Rp) |
SJ2-500/0.63 | 500 |
| 0.63 |
| GB/T9114 DN20PN40RF(Rp) |
SJ2-630/0.5 | 630 |
|
|
| GB/T9114 DN20PN40RF(Rp) |
SJ2-800/0.4 | 800 |
|
| 0.5 | GB/T9114 DN20PN40RF(Rp) |
SJ2-1000/0.4 | 1000 |
| 0.32 | 0.4 | GB/T9114 DN20PN40RF(Rp) |
SJ2型柱塞計量泵安裝圖
SJ2型柱塞計量泵安裝尺寸 | |||
型號 | A | B | C |
SJ2-1.2/20 | 118 | 74 | 12(外徑)x3管 |
SJ2-2/20 | 124 | 74 | 12(外徑)x3管 |
SJ2-3.2/20 | 124 | 93 | 12(外徑)x3管 |
SJ2-5/16 | 165 | 81 | 12(外徑)x3管 |
SJ2-6.3/40(16) | 124 | 74 | 12(外徑)x3管 |
SJ2-8/32(12.5) | 124 | 74 | 12(外徑)x3管 |
SJ2-9/10 | 124 | 93 | 12(外徑)x3管 |
SJ2-10/25(10) | 124 | 93 | 12(外徑)x3管 |
SJ2-13/20(8) | 124 | 93 | 12(外徑)x3管 |
SJ2-15/6.3 | 124 | 93 | 14(外徑)x3管 |
SJ2-18/16(6.3) | 165 | 81 | 14(外徑)x3管 |
SJ2-22/12.5(5) | 165 | 81 | 14(外徑)x3管 |
SJ2-32/10(4) | 165 | 81 | 14(外徑)x3管 |
SJ2-40/8(3.2) | 165 | 81 | 14(外徑)x3管 |
SJ2-50/6.3(2.5) | 149 | 87 | DN15PN50RF(NPT) |
SJ2-63/5(2) | 149 | 87 | DN15PN50RF(NPT) |
SJ2-80/4(1.6) | 123 | 84 | DN15PN40RF(Rp) |
SJ2-100/3.2(1.25) | 123 | 84 | DN15PN40RF(Rp) |
SJ2-125/2.5(1) | 137 | 82 | DN15PN40RF(Rp) |
SJ2-160/2(0.8) | 137 | 82 | DN15PN40RF(Rp) |
SJ2-200/1.6(0.63) | 144 | 86 | DN15PN40RF(Rp) |
SJ2-250/1.3 | 144 | 86 | DN15PN40RF(Rp) |
SJ2-320/1 | 161 | 103 | DN20PN40RF(Rp) |
SJ2-400/0.8 | 161 | 103 | DN20PN40RF(Rp) |
SJ2-500/0.63 | 186 | 103 | DN25PN40RF(Rp) |
SJ2-630/0.5 | 186 | 103 | DN25PN40RF(Rp) |
SJ2-800/0.4 | 207 | 110 | DN25PN40RF(Rp) |
SJ2-1000/0.4 | 207 | 110 | DN25PN40RF(Rp) |
