RU2011102336A - DEVICE FOR FORMING A SCREW PROFILE ON WALLS OF A WELL UNDER DRILLING PILES - Google Patents
DEVICE FOR FORMING A SCREW PROFILE ON WALLS OF A WELL UNDER DRILLING PILES Download PDFInfo
- Publication number
- RU2011102336A RU2011102336A RU2011102336/03A RU2011102336A RU2011102336A RU 2011102336 A RU2011102336 A RU 2011102336A RU 2011102336/03 A RU2011102336/03 A RU 2011102336/03A RU 2011102336 A RU2011102336 A RU 2011102336A RU 2011102336 A RU2011102336 A RU 2011102336A
- Authority
- RU
- Russia
- Prior art keywords
- working tip
- sector plates
- walls
- forming
- tip
- Prior art date
Links
Abstract
Устройство для образования винтового профиля на стенках скважин под буронабивные сваи содержит рабочий наконечник, выполненный из секторных плит, верхний конец которых шарнирно закреплен на корпусе, вибратор круговых колебаний с механизмом раздвижения секторных плит в виде кольца и привода возвратно-поступательного движения, установленных в рабочем наконечнике и механизм подачи рабочего наконечника, отличающееся тем, что нижняя часть секторных плит загнута во внутрь рабочего наконечника, а к наружним секторным плитам под углом к оси наконечника закреплены конические профили, при этом кольцо механизма раздвижения секторных плит жестко закреплено на корпусе вибратора, который соединен приводом возвратно-поступательного движения с корпусом рабочего наконечника. A device for forming a helical profile on the walls of boreholes under bored piles contains a working tip made of sector plates, the upper end of which is pivotally mounted on the body, a circular vibrator with a mechanism for expanding sector plates in the form of a ring and a reciprocating drive installed in the working tip and a feed mechanism for the working tip, characterized in that the lower part of the sector plates is bent into the inside of the working tip, and to the external sector plates at an angle to the axis conical profiles are fixed to the tip, while the ring of the sector plate extension mechanism is rigidly fixed to the vibrator body, which is connected by a reciprocating drive to the working tip body.
Claims (1)
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
RU2011102336/03A RU2470133C2 (en) | 2011-01-21 | 2011-01-21 | Device for forming helical profile on well walls for bored piles |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
RU2011102336/03A RU2470133C2 (en) | 2011-01-21 | 2011-01-21 | Device for forming helical profile on well walls for bored piles |
Publications (2)
Publication Number | Publication Date |
---|---|
RU2011102336A true RU2011102336A (en) | 2012-07-27 |
RU2470133C2 RU2470133C2 (en) | 2012-12-20 |
Family
ID=46850370
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
RU2011102336/03A RU2470133C2 (en) | 2011-01-21 | 2011-01-21 | Device for forming helical profile on well walls for bored piles |
Country Status (1)
Country | Link |
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RU (1) | RU2470133C2 (en) |
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN109210363A (en) * | 2018-09-28 | 2019-01-15 | 中联重科股份有限公司 | Load-carrying construction, mechanical part and construction equipment |
Families Citing this family (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
RU2580120C2 (en) * | 2013-11-21 | 2016-04-10 | Федеральное государственное бюджетное образовательное учреждение высшего образования "Саратовский государственный технический университет имени Гагарина Ю.А." (СГТУ имени Гагарина Ю.А.) | Device for formation of screw profile on well walls under bored piles (additional) |
RU195719U1 (en) * | 2019-11-21 | 2020-02-04 | Федеральное государственное бюджетное образовательное учреждение высшего образования "Новосибирский государственный архитектурно-строительный университет (Сибстрин)" | Device for the formation of bored piles screw profile |
Family Cites Families (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US3757877A (en) * | 1971-12-30 | 1973-09-11 | Grant Oil Tool Co | Large diameter hole opener for earth boring |
SU491761A1 (en) * | 1974-04-18 | 1975-11-15 | ||
SU589335A1 (en) * | 1976-02-06 | 1978-01-25 | Научно-Исследовательский Институт Строительного Производства Госстроя Украинской Сср | Borehole reamer |
SU1109507A1 (en) * | 1982-03-10 | 1984-08-23 | Украинский Проектно-Технологический И Конструкторский Институт Технологии И Организации Специальных Работ | Apparatus for expanding holes for cast-in-place piles |
CN2145257Y (en) * | 1992-10-01 | 1993-11-03 | 吴敏 | Multi-section reaming pile reamer |
RU2186928C1 (en) * | 2001-05-28 | 2002-08-10 | Институт горного дела - научно-исследовательское учреждение СО РАН | Gear to sink hole in ground and process of formation of expansion in end of hole with its use |
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2011
- 2011-01-21 RU RU2011102336/03A patent/RU2470133C2/en not_active IP Right Cessation
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN109210363A (en) * | 2018-09-28 | 2019-01-15 | 中联重科股份有限公司 | Load-carrying construction, mechanical part and construction equipment |
Also Published As
Publication number | Publication date |
---|---|
RU2470133C2 (en) | 2012-12-20 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
MM4A | The patent is invalid due to non-payment of fees |
Effective date: 20130122 |