SU1686113A1 - Drilling bit flushing unit - Google Patents
Drilling bit flushing unit Download PDFInfo
- Publication number
- SU1686113A1 SU1686113A1 SU884637811A SU4637811A SU1686113A1 SU 1686113 A1 SU1686113 A1 SU 1686113A1 SU 884637811 A SU884637811 A SU 884637811A SU 4637811 A SU4637811 A SU 4637811A SU 1686113 A1 SU1686113 A1 SU 1686113A1
- Authority
- SU
- USSR - Soviet Union
- Prior art keywords
- nozzle
- channel
- drilling
- flushing unit
- sleeve
- Prior art date
Links
Landscapes
- Earth Drilling (AREA)
Abstract
Изобретение относитс к бурению скважин , а именно к буровым гидромониторным долотам, и позвол ет повысить эффективность промывочного узла путем более надежной герметизации насадки Промывочный узел содержит насадку 5. уплотнитель- ный элемент 6, крепежную втулку 4 дополнительную втулку 7 с радиальными сквозными отверсти ми 8. Указанные элементы расположены в расширенной части 1 промывочного канала 2. С обеих сторон втулки 7 имеетс канал 9 между корпусом 3 и насадкой 5. В момент создани давлени буровой раствор проникает в каналы 9 и равномерно воздействует на верхнюю половину уплотнительного элемента 6 Этим обеспечиваетс посто нный контакт уплотнительного элемента 6 с наружной боковой поверхностью насадки 5 и корпусом 3. 2 илThe invention relates to the drilling of wells, namely drilling drilling jigs, and improves the efficiency of the flushing unit by more reliable sealing of the nozzle. The flushing unit contains a nozzle 5. a sealing element 6, a mounting sleeve 4 an additional sleeve 7 with radial through holes 8. These elements are located in the expanded part 1 of the flushing channel 2. On both sides of the sleeve 7 there is a channel 9 between the housing 3 and the nozzle 5. At the moment of creating the pressure, the drilling mud penetrates the channels 9 and p vnomerno acts on the upper half of the sealing member 6 This ensures constant contact of the sealing member 6 to the outer lateral surface of the nozzle 5 and the casing 3. yl 2
Description
Редактор И.ШуллаEditor I. Shulla
Составитель А.Скалунов Техред М.МоргенталCompiled by A. Skalunov Tehred M. Morgental
Фаг.1Phage.1
Корректор Т.КолбProofreader T. Kolb
Claims (1)
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
SU884637811A SU1686113A1 (en) | 1988-12-20 | 1988-12-20 | Drilling bit flushing unit |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
SU884637811A SU1686113A1 (en) | 1988-12-20 | 1988-12-20 | Drilling bit flushing unit |
Publications (1)
Publication Number | Publication Date |
---|---|
SU1686113A1 true SU1686113A1 (en) | 1991-10-23 |
Family
ID=21422964
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
SU884637811A SU1686113A1 (en) | 1988-12-20 | 1988-12-20 | Drilling bit flushing unit |
Country Status (1)
Country | Link |
---|---|
SU (1) | SU1686113A1 (en) |
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
RU2509861C1 (en) * | 2012-12-28 | 2014-03-20 | Николай Митрофанович Панин | Flushing assembly of drilling bit |
-
1988
- 1988-12-20 SU SU884637811A patent/SU1686113A1/en active
Non-Patent Citations (1)
Title |
---|
Масленников И.К. и др. Институт дл бурени скважин. Справочное пособие.-М.: Недра, 1981, с.111, рис.61. * |
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
RU2509861C1 (en) * | 2012-12-28 | 2014-03-20 | Николай Митрофанович Панин | Flushing assembly of drilling bit |
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