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长柱塞防砂抽油泵
简 介：
长柱塞防砂抽油泵采用短泵筒、长柱塞及泵下沉砂、侧向进油结构，具有防砂卡、防砂埋、耐磨、耐腐蚀、寿命长等优点。适合出砂或矿化度较高的油井使用。
The pump has structure of short barrel and longplunger,and sand deposite in the lower barrel andoil inflow from side direction. So the pump has advantages of sand-wedging prevention,sand-depositing preventing,corrosion resisting,wear-resisting and longservice life.The pump is suitable for sandy wells orserious mineral wells.
技术参数：
|
泵径 Pump bore （mm） |
柱塞长度 Length of plunger （m） |
泵筒长度 Length of barrel （m） |
冲程范围 Range of stroke （m） |
泵常数 Pump constant |
连接抽油杆 规 范 Size of connecting sucker rod |
连接油管 规 范 Size of connecting （in） |
最大外径 Max outside diameter （mm） |
|
32 |
|
|
|
1.140 |
CYG19 |
2 3/8 TBG |
73 |
|
38 |
|
|
|
1.642 |
CYG19 |
2 3/8或2 7/8 TBG |
73或89 |
|
44 |
4.5～7.4 |
1.5 |
3.0～6.0 |
2.235 |
CYG19 |
2 7/8 TBG |
89 |
|
50 |
|
|
|
3.694 |
CYG19 |
2 7/8 TBG |
89 |
|
57 |
|
|
|
5.518 |
CYG19 |
2 7/8或3 1/2 TBG |
100 |
|
70 |
|
|
|
7.707 |
CYG22 |
3 1/2 TBG |
114 |
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