RU2000418C1 - Percussion-rotary drilling tool - Google Patents

Percussion-rotary drilling tool

Info

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
Application number
Other languages
Russian (ru)
Inventor
Александр Борисович Кушелевич
Original Assignee
Кушелевич А.Б.
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Кушелевич А.Б. filed Critical Кушелевич А.Б.
Priority to SU4920540 priority Critical patent/RU2000418C1/en
Application granted granted Critical
Publication of RU2000418C1 publication Critical patent/RU2000418C1/en

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  • 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

SU4920540 1991-03-21 1991-03-21 Percussion-rotary drilling tool RU2000418C1 (en)

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)

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