| |
SJ型双向减震器是一种能同时减速缓或消除钻柱纵向和周向振动的双向减震工具。它能减少钻头、钻具及地面设备的振动破坏，达到提高钻速和降低钻井成本的目的。
The SJ type double way bumper is a kind of double-way shock absorbing tool which is used to simultaneously slow down or eliminate the vertically or horizontally shock from drill string.It can reduce the damage due to shocking to drill bit, drilling tool and surface drilling tool so that the purpose of raising drilling speed and of reducing drilling cost shall be reached.
技术规格及参数
| 型号 |
外径(mm) |
水眼(mm) |
最大行程(mm) |
环境温度(℃) |
最大扭矩(KN.m) |
最大钻压(KN) |
抗拉载荷(KN) |
拉开总长(mm) |
接头螺纹 |
| SJ121B |
121 |
38 |
120 |
-40～150 |
10 |
200 |
1000 |
4490 |
NC38 |
| SJ160C |
160 |
47 |
120 |
-40～150 |
15 |
340 |
1500 |
5150 |
NC46 |
| SJ178C |
178 |
57 |
100 |
-40～150 |
15 |
400 |
1500 |
5590 |
NC50 |
| SJ203B |
203 |
64 |
120 |
-40～150 |
20 |
480 |
1960 |
5800 |
6 5/8 REG |
| SJ229B |
229 |
71 |
120 |
-40～150 |
20 |
540 |
1960 |
5630 |
7 5/8 REG |
|
|
