CN109382778A - A kind of pre-tightening tool for drill collar quasi-instrument - Google Patents
A kind of pre-tightening tool for drill collar quasi-instrument Download PDFInfo
- Publication number
- CN109382778A CN109382778A CN201710685002.2A CN201710685002A CN109382778A CN 109382778 A CN109382778 A CN 109382778A CN 201710685002 A CN201710685002 A CN 201710685002A CN 109382778 A CN109382778 A CN 109382778A
- Authority
- CN
- China
- Prior art keywords
- bearing
- lock sleeve
- outer circumference
- circumference surface
- pinion gear
- Prior art date
- Legal status (The legal status 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 status listed.)
- Pending
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Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B25—HAND TOOLS; PORTABLE POWER-DRIVEN TOOLS; MANIPULATORS
- B25B—TOOLS OR BENCH DEVICES NOT OTHERWISE PROVIDED FOR, FOR FASTENING, CONNECTING, DISENGAGING OR HOLDING
- B25B13/00—Spanners; Wrenches
- B25B13/48—Spanners; Wrenches for special purposes
- B25B13/50—Spanners; Wrenches for special purposes for operating on work of special profile, e.g. pipes
Abstract
A kind of pre-tightening tool for drill collar quasi-instrument disclosed by the embodiments of the present invention is related to petroleum instrument tooling technical field, solves the problems, such as that existing torque spanner can not apply torque radially.The pre-tightening tool includes fixed bracket, gear wheel, pinion gear, big bearing, small bearing, lock sleeve and manual torque spanner, big bearing is mounted on the outer circumference surface of support bracket fastened major diameter axis, gear wheel is mounted on the outer circumference surface of big bearing, small bearing is installed on the outer circumference surface of support bracket fastened small diameter shaft, pinion gear is mounted on the outer circumference surface of small bearing, gear wheel is engaged with pinion gear, the end face of lock sleeve and the end face of big bearing are coaxial docking, the long key of lock sleeve is matched with the axial keyway of gear wheel, the four directions of manual torque spanner is installed in the cubic counterbore of pinion gear.
Description
Technical field
The present invention relates to petroleum instrument tooling technical field more particularly to a kind of pre-tightening tools for drill collar quasi-instrument.
Background technique
Since the drill collar diameter of rotary steerable tool is relatively large (200mm or so), length is longer (6-7m), and needs to apply
Add the screw thread of pre-fastening moment to be in the middle position of whole string instrument, and can only be pre-tightened after the assembly is completed in instrument, therefore
Pre-fastening moment can only be applied to it in radial direction.Existing torque spanner can only be used in the end face of instrument, apply the axis of torque
It needs to be overlapped with the axis of screw thread, torque can not be applied radially.Therefore devising one kind can be in the diameter of drill collar quasi-instrument
To the pre-tightening tool for applying high-torque (1-10KN).
Summary of the invention
It is an object of the invention to overcome the shortage of prior art, a kind of pre-tightening tool for drill collar quasi-instrument is provided,
It is able to solve the problem of existing torque spanner can only use in the end face of instrument, can not apply torque radially.
Technical solution of the invention:
A kind of pre-tightening tool for drill collar quasi-instrument, the pre-tightening tool include: fixed bracket (1), and gear wheel (2) is small
Gear (3), big bearing (4), small bearing (5), lock sleeve (6) and manual torque spanner (7), the fixed bracket (1) set side by side
It is equipped with major diameter axis and small diameter shaft, the big bearing and small bearing are needle bearing；
There is cubic counterbore on the pinion gear (3), gear wheel (2) is along its circumferentially uniformly distributed (6) a axial keyway, lock sleeve
(6) along its circumferentially uniformly distributed (6) a radial screw bore, the outer circumference surface of lock sleeve (6) is equipped with (2) a axial long key；
Each component connection relationship of the pre-tightening tool is as follows:
On the outer circumference surface for the major diameter axis that big bearing (4) is mounted on fixed bracket (1), gear wheel (2) is mounted on big axis
On the outer circumference surface for holding (4), on the outer circumference surface for the small diameter shaft that small bearing (5) is installed on fixed bracket (1), pinion gear (3)
It is mounted on the outer circumference surface of small bearing (5), gear wheel (2) is engaged with pinion gear (3), the end face of lock sleeve (6) and big bearing
(4) end face is coaxial docking, and lock sleeve (6) is identical as big bearing (4) outer diameter, long key and gear wheel (2) of lock sleeve (6)
Axial keyway matches, and the four directions of manual torque spanner (7) is installed in the cubic counterbore of pinion gear.
A kind of pre-tightening tool for drill collar quasi-instrument provided in an embodiment of the present invention, pre-tightening tool is covered after docking
On the non-rotating set of drill collar and bearing outside, the radial screw bore of lock sleeve is mounted on bearing outside circumference side by soket head cap screw
To a technique counterbore on.When applying pre-fastening moment, the non-rotating set of drill collar fixed first drives small tooth using manual torque spanner
Wheel rotation, pinion gear drives bull gear drive, and amplifies to torque, and gear wheel drives lock sleeve rotation, and lock sleeve drives
Bearing outside rotation, and then the high-torque for completing screw thread between the non-rotating set of drill collar and bearing outside pre-tightens.
Detailed description of the invention
Included attached drawing is used to provide to be further understood from the embodiment of the present invention, and which constitute one of specification
Point, for illustrating the embodiment of the present invention, and come together to illustrate the principle of the present invention with verbal description.It should be evident that below
Attached drawing in description is only some embodiments of the present invention, for those of ordinary skill in the art, is not paying creation
Property labour under the premise of, be also possible to obtain other drawings based on these drawings.
Fig. 1 is the pre-tightening tool overall structure diagram provided in an embodiment of the present invention for drill collar quasi-instrument；
Fig. 2 is the pre-tightening tool partial structural diagram that drill collar quasi-instrument is used for shown in Fig. 1；
Fig. 3 is the pre-tightening tool application structural schematic diagram that drill collar quasi-instrument is used for shown in Fig. 1；
Fig. 4 is the pre-tightening tool using state structure diagram that drill collar quasi-instrument is used for shown in Fig. 1.
1- fixation bracket, 2- gear wheel, 3- pinion gear, the big bearing of 4-, the small bearing of 5-, 6- lock sleeve, 7- manual torque are pulled
Hand, the non-rotating set of 8- drill collar, 9- bearing outside, main shaft under 10-, 11- thrust bearing
Specific embodiment
Specific embodiments of the present invention are described in detail below in conjunction with attached drawing.In the following description, for solution
Purpose and not restrictive is released, elaborates detail, to help to be apparent from the present invention.However, to those skilled in the art
It is readily apparent that the present invention can also be practiced in the other embodiments departing from these details for member.
It should be noted that only showing in the accompanying drawings in order to avoid having obscured the present invention because of unnecessary details
Gone out with closely related device structure and/or processing step according to the solution of the present invention, and be omitted with relationship of the present invention not
Big other details.
A kind of pre-tightening tool for drill collar quasi-instrument, referring to Fig. 1 and Fig. 2, the pre-tightening tool include: fixed bracket 1, greatly
Gear 2, pinion gear 3, big bearing 4, small bearing 5, lock sleeve 6 and manual torque spanner 7, the fixed bracket 1, which is arranged side by side, to be had
Major diameter axis and small diameter shaft, the big bearing and small bearing are needle bearing；
There is cubic counterbore in the pinion gear 3, gear wheel 2 is circumferentially evenly distributed with 6 axial keyways along it, and lock sleeve 6 is along its week
To uniformly distributed 6 radial screw bores, the outer circumference surface of lock sleeve 6 is equipped with the long key of 2 axial directions, and manual torque spanner 7 can mention
For the torque of maximum 1KN；
Each component connection relationship of the pre-tightening tool is as follows:
On the outer circumference surface for the major diameter axis that big bearing 4 is mounted on fixed bracket 1, gear wheel 2 is mounted on the outer of big bearing 4
On periphery, small bearing 5 is installed on the outer circumference surface of the small diameter shaft of fixed bracket 1, and pinion gear 3 is mounted on small bearing 5
On outer circumference surface, gear wheel 2 is engaged with pinion gear 3, and the end face of lock sleeve 6 and the end face of big bearing 4 are coaxial docking, and lock sleeve
6 is identical as big 4 outer diameter of bearing, and the long key of lock sleeve 6 is matched with the axial keyway of gear wheel 2, the four directions of manual torque spanner 7
It is installed in the cubic counterbore of pinion gear.
Referring to Fig. 3, above-mentioned tooling using when peripheral equipment include: the non-rotating set 8 of drill collar, bearing outside 9, lower main shaft 10,
Thrust bearing 11；The non-rotating set 8 of drill collar, bearing outside 9, the lower main shaft 10 of thrust bearing 11 sequentially coaxially dock；Outside the bearing
It covers 9 circumferencial directions and is evenly distributed with 6 technique counterbores.
Referring to fig. 4, pre-tightening tool is covered on the non-rotating set 8 of the drill collar after docking and bearing outside 9 when use, lock sleeve
6 radial screw bore is mounted on 6 technique counterbores of 9 circumferencial direction of bearing outside by soket head cap screw.
When applying pre-fastening moment, the non-rotating set 8 of drill collar fixed first drives pinion rotation using manual torque spanner 7,
Pinion gear 3 drives gear wheel 2 to rotate, and amplifies to torque, and gear wheel 2 drives lock sleeve 6 to rotate, and lock sleeve 6 is with moving axis
The rotation of housing 9 is held, and then the high-torque for completing screw thread between the non-rotating set 8 of drill collar and bearing outside 9 pre-tightens.
Pre-tightening tool, is covered the drill collar after docking by a kind of pre-tightening tool for drill collar quasi-instrument provided in this embodiment
On non-rotating set and bearing outside, the radial screw bore of lock sleeve is mounted on bearing outside circumferencial direction by soket head cap screw
On a technique counterbore.When applying pre-fastening moment, the non-rotating set of drill collar fixed first drives pinion gear to turn using manual torque spanner
Dynamic, pinion gear drives bull gear drive, and amplifies to torque, and gear wheel drives lock sleeve rotation, lock sleeve band dynamic bearing
Housing rotation, and then the high-torque for completing screw thread between the non-rotating set of drill collar and bearing outside pre-tightens.
As above it describes for a kind of embodiment and/or the feature that shows can be in a manner of same or similar at one or more
It is used in a number of other embodiments, and/or combines or substitute the feature in other embodiments with the feature in other embodiments
It uses.
It should be emphasized that term "comprises/comprising" refers to the presence of feature, one integral piece, step or component when using herein, but simultaneously
It is not excluded for the presence or additional of one or more other features, one integral piece, step, component or combinations thereof.
The many features and advantage of these embodiments are clear according to the detailed description, therefore appended claims are intended to
Cover all these feature and advantage of these embodiments fallen into its true spirit and range.Further, since this field
Technical staff is readily apparent that many modifications and changes, therefore is not meant to for the embodiment of the present invention to be limited to illustrated and description essence
Really structurally and operationally, but all suitable modifications and the equivalent fallen within the scope of its can be covered.
Unspecified part of the present invention is known to the skilled person technology.
Claims (1)
1. a kind of pre-tightening tool for drill collar quasi-instrument, which is characterized in that the pre-tightening tool includes: fixed bracket (1), canine tooth
It takes turns (2), pinion gear (3), big bearing (4), small bearing (5), lock sleeve (6) and manual torque spanner (7), the fixed bracket
(1) being arranged side by side has major diameter axis and small diameter shaft, and the big bearing and small bearing are needle bearing；
There is cubic counterbore on the pinion gear (3), gear wheel (2) is along its circumferentially uniformly distributed (6) a axial keyway, lock sleeve (6) edge
Its circumferentially uniformly distributed (6) a radial screw bore, the outer circumference surface of lock sleeve (6) are equipped with (2) a axial long key；
Each component connection relationship of the pre-tightening tool is as follows:
On the outer circumference surface for the major diameter axis that big bearing (4) is mounted on fixed bracket (1), gear wheel (2) is mounted on big bearing (4)
Outer circumference surface on, on the outer circumference surface for the small diameter shaft that small bearing (5) is installed on fixed bracket (1), pinion gear (3) is mounted on
On the outer circumference surface of small bearing (5), gear wheel (2) is engaged with pinion gear (3), the end face of lock sleeve (6) and the end of big bearing (4)
Face is coaxial docking, and lock sleeve (6) is identical as big bearing (4) outer diameter, the long key of lock sleeve (6) and the axial bond of gear wheel (2)
Slot matches, and the four directions of manual torque spanner (7) is installed in the cubic counterbore of pinion gear.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710685002.2A CN109382778A (en) | 2017-08-11 | 2017-08-11 | A kind of pre-tightening tool for drill collar quasi-instrument |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710685002.2A CN109382778A (en) | 2017-08-11 | 2017-08-11 | A kind of pre-tightening tool for drill collar quasi-instrument |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN109382778A true CN109382778A (en) | 2019-02-26 |
Family
ID=65415371
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201710685002.2A Pending CN109382778A (en) | 2017-08-11 | 2017-08-11 | A kind of pre-tightening tool for drill collar quasi-instrument |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN109382778A (en) |
Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| BR8402452A (en) * | 1984-11-17 | 1985-05-21 | Ronaldo Gomes Ferreira | MANUAL KEY FOR OPERATIONAL HANDLING OF NUTS AND SCREWS |
| CN2199847Y (en) * | 1994-01-04 | 1995-06-07 | 宝鸡铁路机械厂 | Wrench |
| CN203792234U (en) * | 2014-04-17 | 2014-08-27 | 浙江长兴汉能光伏有限公司 | Wrench for round nut |
| CN104416510A (en) * | 2013-08-30 | 2015-03-18 | 中国石油集团长城钻探工程有限公司 | Dismantling tool for threaded connection piece |
| CN204397780U (en) * | 2014-11-29 | 2015-06-17 | 江麓机电集团有限公司 | A kind of torque multiplier |
| CN205968790U (en) * | 2016-08-30 | 2017-02-22 | 国网山东省电力公司德州供电公司 | Dual -purpose instrument laborsaving and rotation with higher speed |
| RU169871U1 (en) * | 2016-04-26 | 2017-04-04 | Андрей Олегович Никуленко | HEAD OF A Dismountable WRENCH FOR DIFFICULT CONNECTIONS |
-
2017
- 2017-08-11 CN CN201710685002.2A patent/CN109382778A/en active Pending
Patent Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| BR8402452A (en) * | 1984-11-17 | 1985-05-21 | Ronaldo Gomes Ferreira | MANUAL KEY FOR OPERATIONAL HANDLING OF NUTS AND SCREWS |
| CN2199847Y (en) * | 1994-01-04 | 1995-06-07 | 宝鸡铁路机械厂 | Wrench |
| CN104416510A (en) * | 2013-08-30 | 2015-03-18 | 中国石油集团长城钻探工程有限公司 | Dismantling tool for threaded connection piece |
| CN203792234U (en) * | 2014-04-17 | 2014-08-27 | 浙江长兴汉能光伏有限公司 | Wrench for round nut |
| CN204397780U (en) * | 2014-11-29 | 2015-06-17 | 江麓机电集团有限公司 | A kind of torque multiplier |
| RU169871U1 (en) * | 2016-04-26 | 2017-04-04 | Андрей Олегович Никуленко | HEAD OF A Dismountable WRENCH FOR DIFFICULT CONNECTIONS |
| CN205968790U (en) * | 2016-08-30 | 2017-02-22 | 国网山东省电力公司德州供电公司 | Dual -purpose instrument laborsaving and rotation with higher speed |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| DD01 | Delivery of document by public notice |
Addressee: Aerospace Science and Industry Inertia Technology Co., Ltd. Document name: Notification of Approving Refund |
|
| DD01 | Delivery of document by public notice | ||
| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| TA01 | Transfer of patent application right |
Effective date of registration: 20201118 Address after: 100007 Beijing, Dongzhimen, North Street, No. 9, No. Applicant after: CHINA NATIONAL PETROLEUM Corp. Applicant after: CNPC Chuanqing Drilling Engineering Co.,Ltd. Applicant after: AEROSPACE SCIENCE AND INDUSTRY INERTIAL TECHNOLOGY Co.,Ltd. Address before: 100074 Beijing city Fengtai District Haiying Road No. 1 Building No. 2 hospital 3 Applicant before: AEROSPACE SCIENCE AND INDUSTRY INERTIAL TECHNOLOGY Co.,Ltd. Applicant before: DRILLING & PRODUCTION ENGINEERING TECHNOLOGY RESEARCH INSTITUTE OF CNPC CHUANGQING DRILLING EXPLORATION Co. |
|
| TA01 | Transfer of patent application right | ||
| RJ01 | Rejection of invention patent application after publication |
Application publication date: 20190226 |
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| RJ01 | Rejection of invention patent application after publication |