RU2012101167A - WASHING UNIT FOR DRILL BIT - Google Patents

WASHING UNIT FOR DRILL BIT Download PDF

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Publication number
RU2012101167A
RU2012101167A RU2012101167/03A RU2012101167A RU2012101167A RU 2012101167 A RU2012101167 A RU 2012101167A RU 2012101167/03 A RU2012101167/03 A RU 2012101167/03A RU 2012101167 A RU2012101167 A RU 2012101167A RU 2012101167 A RU2012101167 A RU 2012101167A
Authority
RU
Russia
Prior art keywords
drill bit
housing
locking
hole
channels
Prior art date
Application number
RU2012101167/03A
Other languages
Russian (ru)
Other versions
RU2494218C2 (en
Inventor
Михаил Игоревич Мазуров
Родион Михайлович Богомолов
Сергей Михайлович Крылов
Алексей Михайлович Гринёв
Original Assignee
Открытое акционерное общество "Волгабурмаш" (ОАО "Волгабурмаш")
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.)
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Publication date
Application filed by Открытое акционерное общество "Волгабурмаш" (ОАО "Волгабурмаш") filed Critical Открытое акционерное общество "Волгабурмаш" (ОАО "Волгабурмаш")
Priority to RU2012101167/03A priority Critical patent/RU2494218C2/en
Publication of RU2012101167A publication Critical patent/RU2012101167A/en
Application granted granted Critical
Publication of RU2494218C2 publication Critical patent/RU2494218C2/en

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Abstract

Промывочный узел для бурового долота, включающий каналы для подвода к забою промывочной жидкости, гнезда на выходе из каналов для размещения износостойких насадок с герметизирующими и стопорными элементами, отличающийся тем, что стопорный элемент выполнен в виде штифта, один конец которого имеет резьбу и завинчен в ответное отверстие в корпусе в зоне стенки гнезда под торцем или торцевым уступом насадки, запирая ее; другой конец штифта выступает из отверстия и загнут до поверхности упорного паза на поверхности корпуса под углом α≥25°.A flushing unit for a drill bit, including channels for supplying flushing fluid to the bottom, sockets at the outlet of the channels for accommodating wear-resistant nozzles with sealing and locking elements, characterized in that the locking element is made in the form of a pin, one end of which is threaded and screwed in response a hole in the housing in the area of the wall of the socket under the end or end ledge of the nozzle, locking it; the other end of the pin protrudes from the hole and is bent to the surface of the stop groove on the surface of the housing at an angle α≥25 °.

Claims (1)

Промывочный узел для бурового долота, включающий каналы для подвода к забою промывочной жидкости, гнезда на выходе из каналов для размещения износостойких насадок с герметизирующими и стопорными элементами, отличающийся тем, что стопорный элемент выполнен в виде штифта, один конец которого имеет резьбу и завинчен в ответное отверстие в корпусе в зоне стенки гнезда под торцем или торцевым уступом насадки, запирая ее; другой конец штифта выступает из отверстия и загнут до поверхности упорного паза на поверхности корпуса под углом α≥25°. A flushing unit for a drill bit, including channels for supplying flushing fluid to the bottom, sockets at the outlet of the channels for accommodating wear-resistant nozzles with sealing and locking elements, characterized in that the locking element is made in the form of a pin, one end of which is threaded and screwed in response a hole in the housing in the area of the wall of the socket under the end or end ledge of the nozzle, locking it; the other end of the pin protrudes from the hole and is bent to the surface of the stop groove on the surface of the housing at an angle α≥25 °.
RU2012101167/03A 2012-01-11 2012-01-11 Flushing unit for drilling bit RU2494218C2 (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
RU2012101167/03A RU2494218C2 (en) 2012-01-11 2012-01-11 Flushing unit for drilling bit

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
RU2012101167/03A RU2494218C2 (en) 2012-01-11 2012-01-11 Flushing unit for drilling bit

Publications (2)

Publication Number Publication Date
RU2012101167A true RU2012101167A (en) 2013-07-20
RU2494218C2 RU2494218C2 (en) 2013-09-27

Family

ID=48791666

Family Applications (1)

Application Number Title Priority Date Filing Date
RU2012101167/03A RU2494218C2 (en) 2012-01-11 2012-01-11 Flushing unit for drilling bit

Country Status (1)

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RU (1) RU2494218C2 (en)

Family Cites Families (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3084751A (en) * 1960-04-29 1963-04-09 Dresser Ind Drill bit nozzle
US3220754A (en) * 1963-08-26 1965-11-30 Christensen Diamond Prod Co Replaceable drill bit nozzles
SU973780A1 (en) * 1977-06-22 1982-11-15 За витель Flushing unit of drill bit
SU1652499A1 (en) * 1988-04-07 1991-05-30 Всесоюзный Научно-Исследовательский Институт Экономики Минерального Сырья И Геологоразведочных Работ Drilling bit flushing device
RU2351736C1 (en) * 2007-09-28 2009-04-10 Николай Митрофанович Панин Washing unit of drilling bit

Also Published As

Publication number Publication date
RU2494218C2 (en) 2013-09-27

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Legal Events

Date Code Title Description
PC41 Official registration of the transfer of exclusive right

Effective date: 20160930

MM4A The patent is invalid due to non-payment of fees

Effective date: 20200112