发明名称 |
ШТАНГОВЫЙ ГЛУБИННЫЙ НАСОС С БОКОВЫМ ОТВЕРСТИЕМ В ЦИЛИНДРЕ, ЗАГЛУШЕННЫМ ГИДРАВЛИЧЕСКИМ СЛИВНЫМ КЛАПАНОМ, И ОДИНАРНЫМ ПЛУНЖЕРОМ |
摘要 |
FIELD: engines and pumps. ^ SUBSTANCE: invention relates to oil-and-gas production and can be incorporates with deep-well rod-type pump plants (WRPP). Proposed pump comprises cylinder with lateral hole, extension pipes attached to the said cylinder and furnished with suction valve that incorporates larger-size permanent-design valve pair. Pressure valve is linked up with single plunger. Pump cylinder comprises device to plug afore mentioned hole. The device consists of two half-rings screwed together. One of the said half-rings features variable-section hole aligned with aforesaid lateral hole that has larger-section threaded part and is plugged with the help of breaker element representing e membrane. The element is nut-locked and gets broken by high pressure in pump cylinder inner chamber if it is required to drain fluid from column. ^ EFFECT: higher reliability. ^ 4 dwg |
申请公布号 |
RU2007128992(A) |
申请公布日期 |
2009.02.10 |
申请号 |
RU20070128992 |
申请日期 |
2007.07.27 |
申请人 |
Открытое акционерное общество "Татнефть" им. В.Д. Шашина (RU) |
发明人 |
Ибрагимов Наиль Габдулбариевич (RU);Тазиев Миргази н Закиевич (RU);Закиров Айрат Фикусович (RU);Латфуллин Рустам Русланович (RU);Зубарев Сергей Михайлович (RU) |
分类号 |
F04B47/00 |
主分类号 |
F04B47/00 |
代理机构 |
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代理人 |
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