RU2000418C1 - Percussion-rotary drilling tool - Google Patents
Percussion-rotary drilling toolInfo
- Publication number
- RU2000418C1 RU2000418C1 SU4920540A RU2000418C1 RU 2000418 C1 RU2000418 C1 RU 2000418C1 SU 4920540 A SU4920540 A SU 4920540A RU 2000418 C1 RU2000418 C1 RU 2000418C1
- Authority
- RU
- Russia
- Prior art keywords
- housing
- drilling tool
- percussion
- rotary drilling
- anvil
- Prior art date
Links
Landscapes
- Earth Drilling (AREA)
Abstract
Использование: в буровой технике и касаетс снар дов дл ударно-вращательного бурени . Сущность изобретени : снар д дл ударно-вращательного бурени содержит корпус 1, кавитатор 3, породоразруша- ющий инструмент 5. Породоразрушающий инструмент 5 выполнен с возможностью ограниченного осевого перемещени относительно корпуса 1 и имеет глухой торец-наковальню 7, взаимодействующий с кольцевым торцом корпуса 1. Отверсти 12 промывочных каналов 6 расположены на периферии глухого торца-наковальни 7 вне зоны ударного взаимодействи с корпусом. 1 з.п. ф-лы, 2 ил.Usage: in drilling equipment and relates to shells for rotary hammer drilling. SUMMARY OF THE INVENTION: An impact rotary drilling tool comprises a housing 1, a cavitator 3, a rock cutting tool 5. The rock cutting tool 5 is capable of limited axial movement relative to the housing 1 and has a blind anvil end 7 interacting with the annular end face of the housing 1. The holes 12 of the washing channels 6 are located on the periphery of the blind end-anvil 7 outside the zone of impact interaction with the body. 1 s.p. f-ly, 2 ill.
Description
Фиг. 2FIG. 2
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
SU4920540 RU2000418C1 (en) | 1991-03-21 | 1991-03-21 | Percussion-rotary drilling tool |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
SU4920540 RU2000418C1 (en) | 1991-03-21 | 1991-03-21 | Percussion-rotary drilling tool |
Publications (1)
Publication Number | Publication Date |
---|---|
RU2000418C1 true RU2000418C1 (en) | 1993-09-07 |
Family
ID=21565823
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
SU4920540 RU2000418C1 (en) | 1991-03-21 | 1991-03-21 | Percussion-rotary drilling tool |
Country Status (1)
Country | Link |
---|---|
RU (1) | RU2000418C1 (en) |
-
1991
- 1991-03-21 RU SU4920540 patent/RU2000418C1/en active
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