CN106907118A - Disengaging type drill rod connecting device - Google Patents
Disengaging type drill rod connecting device Download PDFInfo
- Publication number
- CN106907118A CN106907118A CN201710286292.3A CN201710286292A CN106907118A CN 106907118 A CN106907118 A CN 106907118A CN 201710286292 A CN201710286292 A CN 201710286292A CN 106907118 A CN106907118 A CN 106907118A
- Authority
- CN
- China
- Prior art keywords
- slips
- drilling rod
- drill rod
- connecting device
- chuck
- 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
Links
Classifications
-
- E—FIXED CONSTRUCTIONS
- E21—EARTH DRILLING; MINING
- E21B—EARTH DRILLING, e.g. DEEP DRILLING; OBTAINING OIL, GAS, WATER, SOLUBLE OR MELTABLE MATERIALS OR A SLURRY OF MINERALS FROM WELLS
- E21B19/00—Handling rods, casings, tubes or the like outside the borehole, e.g. in the derrick; Apparatus for feeding the rods or cables
- E21B19/18—Connecting or disconnecting drill bit and drilling pipe
-
- E—FIXED CONSTRUCTIONS
- E21—EARTH DRILLING; MINING
- E21B—EARTH DRILLING, e.g. DEEP DRILLING; OBTAINING OIL, GAS, WATER, SOLUBLE OR MELTABLE MATERIALS OR A SLURRY OF MINERALS FROM WELLS
- E21B19/00—Handling rods, casings, tubes or the like outside the borehole, e.g. in the derrick; Apparatus for feeding the rods or cables
- E21B19/10—Slips; Spiders ; Catching devices
Abstract
The invention discloses a kind of disengaging type drill rod connecting device, including drill rod connector and oild chuck；The drill rod connector is coaxially fixed on the main shaft of drilling headstock, the oild chuck is used to clamp drilling rod when drilling rod is dismantled and drive the drilling rod with the main shaft synchronous axial system, with oild chuck be applied in combination drill rod connector by the device, chuck using can clutch mode with main shaft connect, the adjunction of drilling rod is completed by drill rod connector, dismounting and adjunction without entering water-filling pigtail；And the dismounting of drilling rod is completed using chuck, so as to simplify the adjunction of drilling rod, drilling rod adjunction efficiency is improve, for the intelligent adjunction for realizing drilling rod provides technical guarantee.
Description
Technical field
The present invention relates to drilling rod chuck field, specifically a kind of disengaging type drill rod connecting device.
Background technology
Chuck is an important component of rig, and its function is to clamp drilling rod, transmitting torque and thrust, drives drilling tool to realize
Revolution and creep into, therefore, the quality of chuck structure is directly connected to reliability that rig uses, scope, drilling tool length, water pigtail
Adjunction and the execution of rig automation operation.
Existing chuck is all that chuck is directly rigidly connected using connector with main shaft, so as to moment of torsion is directly passed into card
Disk, using slips holding drill pipe, without sealing function, cooling water can only be bored by extension drill rod and water pigtail hence into work
Bar, realizes the supply of cooling water, in drilling rod adjunction, it is necessary to take following steps successively：Dismounting water pigtail-adjunction drilling rod-is connected
Water pigtail.Therefore, existing drilling rod chuck is in adjunction drilling rod, it is necessary to complete the dismounting and adjunction of water pigtail, and operation is troublesome, in intelligence
In changing rig, it is impossible to realize the intelligent adjunction and dismounting of drilling rod.
To solve problem above, it is necessary to a kind of disengaging type drill rod connecting device, the device is by drill rod connector with hydraulic pressure card
Disk is applied in combination, chuck using can clutch mode connected with main shaft, the adjunction of drilling rod is completed by drill rod connector, without
Enter the dismounting and adjunction of water-filling pigtail；And the dismounting of drilling rod is completed using chuck, so as to simplify the adjunction of drilling rod, drilling rod is improve
Adjunction efficiency, for the intelligent adjunction for realizing drilling rod provides technical guarantee.
The content of the invention
In view of this, the purpose of the present invention is to overcome defect of the prior art, there is provided a kind of disengaging type drilling rod connection dress
Put, with oild chuck be applied in combination drill rod connector by the device, chuck using can clutch mode with main shaft connect, drilling rod plus
Connect and completed by drill rod connector, dismounting and adjunction without entering water-filling pigtail；And the dismounting of drilling rod is completed using chuck, from
And the adjunction of drilling rod is simplified, drilling rod adjunction efficiency is improve, for the intelligent adjunction for realizing drilling rod provides technical guarantee.
Disengaging type drill rod connecting device of the invention, including drill rod connector and oild chuck；The drill rod connector is same
Axle is fixed on the main shaft of drilling headstock, and the oild chuck is used to clamp drilling rod when drilling rod is dismantled and drive the drilling rod and institute
State main shaft synchronous axial system；
Further, the oild chuck is can receive the power of the main shaft in the way of clutch；
Further, the oild chuck includes the chuck seat as piston cylinder, the work being snug fit in the chuck seat
Plug, for the main shaft can disengaging type be driven clutch discs, be fixedly connected on the slip sleeve of the clutch discs, be arranged at described
It is used to clamp the slips of the drilling rod in slip sleeve；The slip sleeve is arranged at described in the circumferential rotatable mode of axial restraint
In piston, the inner circle of the cylindrical and slip spider of the slips is the circular conical surface for cooperating；
Further, realize by way of being bonded and connecing circumferentially being relatively fixed between the slips and slip sleeve, it is described from
Close disk and be radially provided with T-slot, the T-shaped end of the slips is snug fit at the T-slot；
Further, the slips is for multiple and is uniformly distributed circumferentially in the slip sleeve, is provided between adjacent slips
Slips back-moving spring, the clutch discs towards the end face of slips be provided with for guide the slips move radially realization clamp or
Unclamp the gathering sill of drilling rod；
Further, the slip sleeve end face is fixed with bullet top between spring support seat, and spring support seat and slips axle
To back-moving spring, the elastic force of the axial back-moving spring unclamps it for promoting slips to be slid axially relative to slip sleeve
Drilling rod；
Further, the chuck seat is collectively forming double-action hydraulic cylinder structure with piston；
Further, enter action edge by end-tooth between the main shaft and clutch discs to transmit；
Further, it is provided with double-direction thrust ball bearing in the slip sleeve；The blowout patche of the double-direction thrust ball bearing is radially
Extend internally and be stuck in the outer wall of the slip sleeve outward；
Further, cooling water channel, and drill rod connector are provided with the drill rod connector using sealing pipe screw thread and drilling rod
It is attached.
The beneficial effects of the invention are as follows：Disengaging type drill rod connecting device of the invention, by the same oild chuck of drill rod connector
It is applied in combination, in drilling rod adjunction, directly drives drill rod connector to rotate forward using main shaft, successively each section drilling rod of adjunction, so that
The dismounting and adjunction of water-filling pigtail need not be entered；The adjunction process of drilling rod is simplified, drilling rod adjunction efficiency is improve, to realize drilling rod
Intelligent adjunction provide technical guarantee；When drilling rod dismounting operation is carried out, being clamped using chuck needs the drilling rod of dismounting, so
Afterwards using the drilling rod that clamp holder clamping is adjacent with the drilling rod, oild chuck is engaged with main shaft, main shaft reversion, main shaft band hydrodynamic pressure card
Disk and the drilling rod clamped by chuck are synchronously inverted, and the drilling rod is pulled down from adjacent drilling rod.
Brief description of the drawings
The invention will be further described with reference to the accompanying drawings and examples：
Fig. 1 is operating diagram of the invention；
Fig. 2 is structural representation of the invention.
Specific embodiment
Fig. 1 is operating diagram of the invention；Fig. 2 is structural representation of the invention；As illustrated, clutch of the invention
Formula drill rod connecting device, including drill rod connector 1 and oild chuck；The drill rod connector 1 is coaxially fixed on drilling headstock
Main shaft 2, the oild chuck is used for the clamping when drilling rod dismantle and drilling rod and drives the drilling rod with the synchronous axial system of the main shaft 2；
Disengaging type drill rod connecting device of the invention, drill rod connector 1 is applied in combination with oild chuck, by the same hydraulic pressure of drill rod connector
Chuck is applied in combination, and in drilling rod adjunction, directly drives drill rod connector to rotate forward using main shaft, successively each section drilling rod of adjunction,
Dismounting and adjunction without entering water-filling pigtail；The adjunction process of drilling rod is simplified, drilling rod adjunction efficiency is improve, to realize
The intelligent adjunction of drilling rod provides technical guarantee；When drilling rod dismounting operation is carried out, being clamped using chuck needs the brill of dismounting
Bar, then using the drilling rod that clamp holder clamping is adjacent with the drilling rod, oild chuck is engaged with main shaft, and main shaft reversion, main shaft drives
Oild chuck and the drilling rod clamped by chuck are synchronously inverted, and the drilling rod is pulled down from adjacent drilling rod.
In the present embodiment, the oild chuck so that the power of the main shaft 2 can be received in the way of clutch, using hydraulic means
Drive oild chuck to press to main shaft 2 or separated with main shaft 2, realize that power is separated and engaged between main shaft 2 and clutch chuck, bore
During entering, chuck keeps released state with dynamic head main spindle 2；In dismounting drilling rod, chuck is engaged with main shaft 2, is simultaneously clamped on
Drilling rod, main shaft 2 delivers torque to the slips 4 of oild chuck, realizes the dismounting of drilling rod.
In the present embodiment, the oild chuck include as the cylinder of piston 6 chuck seat 7, be snug fit at the chuck seat 7
Interior piston 6, for can the disengaging type clutch discs 3 being driven, the slip sleeve that is fixedly connected on the clutch discs 3 with the main shaft 2
5, the slips 4 for clamping the drilling rod is arranged in the slip sleeve 5；The slip sleeve 5 is circumferential rotatable with axial restraint
Mode be arranged in the piston 6, the inner circle of the cylindrical and slips 4 of the slips 4 is the circular conical surface for cooperating, its
In, slip sleeve 5 has been threadably secured fixed seat 12, drives clutch discs 3 to be slided away from main shaft 2 using fixed seat 12, works as chuck
During seat 7A end fuel feeding, realize the opening of chuck and separated with main shaft 2, the course of work is as follows：A ends fuel feeding, clutch discs 3, piston
6th, slip sleeve 5, thrust bearing 11 and fixed seat 12 are moved at (such as visual angle of Fig. 1) from left to right, and clutch discs 3 disengage main shaft 2, card
Watts 4 axial back-moving spring 8 effect, continue to keep the high order end of slips 4, in slips 4 in the circumferential reset bullet positioned at its side
Spring effect is lower to be opened, and in the course of the work, slips 4 is moved along the end face T-slot of clutch discs 3, realize slips 4 opening, close up with
And the transmission of load.During the fuel feeding of B ends, clutch discs 3, piston 6, slip sleeve 5, thrust bearing 11 and fixed seat 12 are moved from right to left
Dynamic, clutch discs 3 start to engage with main shaft 2 first, and after engagement is finished, piston 6 continues to be moved to the left, except slips 4, mesh plate with
And the circumferential back-moving spring of slips 4 does not move outer, remaining continues to be moved to the left, the compression slips 4 of slip sleeve 5, radial contraction, so that real
Existing drill-rod clamping.
In the present embodiment, power, 4 internal conical surfaces of slips and slips are transmitted by key between the slips 4 and slips 4
4 outer conical surface is provided with keyway, and circumferential transmission, the wherein key of slips 4 are realized by key between slips 4 and slip sleeve 5
Slot length should ensure that slips 4 can be moved along 4 axial reciprocatings of slips.
Realize by way of being bonded and connecing circumferentially being relatively fixed in the present embodiment, between the slips 4 and slip sleeve 5,
The keyway length that wherein slip spider puts should ensure that slips 4 can be moved along slip sleeve axial reciprocating.The clutch discs 3 are radially
T-slot 14 is provided with, the T-shaped end of the slips 4 is snug fit at the T-slot 14, the energy under the guiding of T-slot 14 of slips 3
Enough move radially, realize the clamping of slips 4 or lax.
In the present embodiment, the slips 4 be it is multiple and be uniformly distributed circumferentially in the slip sleeve 5, adjacent slips 4 it
Between be provided with slips back-moving spring 10, the clutch discs 3 are provided with for guiding the slips 4 radially to move towards the end face of slips 4
The dynamic gathering sill for realizing clamping or unclamping drilling rod；Therefore, it is circumferentially distributed when slips 4 moves right relative to slips 4
Slips 4 radially opens in the presence of slips back-moving spring 10, is allowed to be released with drilling rod.
In the present embodiment, the end face of the slip sleeve 5 is fixed between spring support seat 9, and spring support seat 9 and slips 4
There is axial back-moving spring 8 on bullet top, and the elastic force of the axial back-moving spring 8 is used to promote slips 4 relative to slip sleeve 5 vertically
Slip makes it unclamp drilling rod, and when hydraulic oil enters fashionable from chuck seat 7A ends, piston 6 drives slip sleeve 5 to move right, and slips 4 exists
To the left be slided relative to slip sleeve 5 in the presence of axial back-moving spring 8, realize the lax of slips 4.
In the present embodiment, the chuck seat 7 is collectively forming double-action hydraulic cylinder structure with piston 6, used as the chuck of cylinder body
Seat 7 has two oil inlet ends, and two oil inlet ends are respectively communicated with the left and right sides of piston 6, alternately supply hydraulic pressure to two oil inlet ends
Oil can drive piston 6 to move back and forth.
Enter action edge by end-tooth in the present embodiment, between the main shaft 2 and clutch discs 3 to transmit, end-tooth is formed in
On the end face of main shaft 2 and the end face of clutch discs 3, the two engagement realizes that power is transmitted.
In the present embodiment, double-direction thrust ball bearing 11 is provided with the slip sleeve 5；The axle of the double-direction thrust ball bearing 11
Circle outer wall that is radially inwardly extending and being stuck in the slip sleeve 5 outward, double-direction thrust ball bearing 11 can apply double to slip sleeve 5
To axial thrust, in addition, the radially inwardly extending formation bulge loop of the blowout patche of double-direction thrust ball bearing 11, the bulge loop is stuck in slips
In the groove formed between set 5 and fixed seat 12.
In the present embodiment, cooling water channel, and drill rod connector 1 are provided with the drill rod connector 1 using sealing pipe screw thread
It is attached with drilling rod, drilling rod with connector 1 is attached using the sealing pipe screw thread for matching, and has both realized the biography of load
Pass, while also realizing the sealing of cooling water, cooling water enters drilling rod by main shaft 2, drill rod connector 1.
Finally illustrate, the above embodiments are merely illustrative of the technical solutions of the present invention and it is unrestricted, although with reference to compared with
Good embodiment has been described in detail to the present invention, it will be understood by those within the art that, can be to skill of the invention
Art scheme is modified or equivalent, and without deviating from the objective and scope of technical solution of the present invention, it all should cover at this
In the middle of the right of invention.
Claims (10)
1. a kind of disengaging type drill rod connecting device, it is characterised in that：Including drill rod connector and oild chuck；The drilling rod connection
Device is coaxially fixed on the main shaft of drilling headstock, and the oild chuck is used to clamp drilling rod when drilling rod is dismantled and drive the drilling rod
With the main shaft synchronous axial system.
2. disengaging type drill rod connecting device according to claim 1, it is characterised in that：The oild chuck is with can clutch
Mode receives the power of the main shaft.
3. disengaging type drill rod connecting device according to claim 2, it is characterised in that：The oild chuck is included as living
The chuck seat of plug cylinder, the piston being snug fit in the chuck seat, for the main shaft can disengaging type be driven clutch discs,
The slip sleeve of the clutch discs is fixedly connected on, the slips for clamping the drilling rod is arranged in the slip sleeve；The card
Watt set is arranged in the piston in the circumferential rotatable mode of axial restraint, and the inner circle of the cylindrical and slip spider of the slips is
The circular conical surface of mutual cooperation.
4. disengaging type drill rod connecting device according to claim 3, it is characterised in that：Lead between the slips and slip sleeve
Cross and be bonded the mode for connecing and realize circumferentially being relatively fixed, the clutch discs are radially provided with T-slot, the T-shaped end of the slips
It is snug fit at the T-slot.
5. disengaging type drill rod connecting device according to claim 3, it is characterised in that：The slips is multiple and circumferentially
It is uniformly distributed in the slip sleeve, slips back-moving spring, end face of the clutch discs towards slips is provided between adjacent slips
It is provided with for guiding the slips to move radially the gathering sill for realizing clamping or unclamp drilling rod.
6. disengaging type drill rod connecting device according to claim 5, it is characterised in that：The slip sleeve end face is fixed with bullet
Spring support base, and there are axial back-moving spring, the elastic force use of the axial back-moving spring in bullet top between spring support seat and slips
It is set to unclamp drilling rod in promoting slips to be slid axially relative to slip sleeve.
7. disengaging type drill rod connecting device according to claim 3, it is characterised in that：The chuck seat and the common shape of piston
Into double acting hydraulic cylinder structure.
8. disengaging type drill rod connecting device according to claim 3, it is characterised in that：Lead between the main shaft and clutch discs
Cross end-tooth and enter action edge transmission.
9. disengaging type drill rod connecting device according to claim 3, it is characterised in that：Bidirectional pulling is provided with the slip sleeve
Power ball bearing；The blowout patche of the double-direction thrust ball bearing is radially inwardly extending and is stuck in the outer wall of the slip sleeve outward.
10. disengaging type drill rod connecting device according to claim 3, it is characterised in that：It is provided with the drill rod connector
Cooling water channel, and drill rod connector uses sealing pipe screw thread to be attached with drilling rod.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710286292.3A CN106907118A (en) | 2017-04-27 | 2017-04-27 | Disengaging type drill rod connecting device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710286292.3A CN106907118A (en) | 2017-04-27 | 2017-04-27 | Disengaging type drill rod connecting device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN106907118A true CN106907118A (en) | 2017-06-30 |
Family
ID=59209858
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201710286292.3A Pending CN106907118A (en) | 2017-04-27 | 2017-04-27 | Disengaging type drill rod connecting device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN106907118A (en) |
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107676050A (en) * | 2017-11-20 | 2018-02-09 | 淮南矿业(集团)有限责任公司 | A kind of novel hydraulic chuck |
| CN108661578A (en) * | 2018-05-18 | 2018-10-16 | 中煤科工集团重庆研究院有限公司 | Composite hydraulic power head |
| CN109723374A (en) * | 2019-03-01 | 2019-05-07 | 冀凯河北机电科技有限公司 | A kind of gyrator of included water shutoff function |
| CN113006714A (en) * | 2021-03-31 | 2021-06-22 | 中国地质科学院勘探技术研究所 | Multipurpose drill rod lifting shackle device |
| CN113294101A (en) * | 2021-06-29 | 2021-08-24 | 中煤科工集团重庆研究院有限公司 | Automatic rod feeding device and method for drilling machine |
Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| GB865879A (en) * | 1958-11-26 | 1961-04-19 | Alf Gunnar Kvello Aune | Improvements in machines for rotary drilling |
| CA2066967A1 (en) * | 1991-04-22 | 1992-10-23 | Kenneth E. Wilschek | Diamond chuck jaw and carrier assembly |
| WO2001079652A1 (en) * | 2000-04-17 | 2001-10-25 | Weatherford/Lamb, Inc. | Top drive for casing connection |
| WO2009156764A1 (en) * | 2008-06-26 | 2009-12-30 | First Subsea Limited | Tubular handling device |
-
2017
- 2017-04-27 CN CN201710286292.3A patent/CN106907118A/en active Pending
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| GB865879A (en) * | 1958-11-26 | 1961-04-19 | Alf Gunnar Kvello Aune | Improvements in machines for rotary drilling |
| CA2066967A1 (en) * | 1991-04-22 | 1992-10-23 | Kenneth E. Wilschek | Diamond chuck jaw and carrier assembly |
| WO2001079652A1 (en) * | 2000-04-17 | 2001-10-25 | Weatherford/Lamb, Inc. | Top drive for casing connection |
| WO2009156764A1 (en) * | 2008-06-26 | 2009-12-30 | First Subsea Limited | Tubular handling device |
Non-Patent Citations (3)
| Title |
|---|
| 姚向荣 等: "煤矿安全仪器及装备使用与维修手册", vol. 1, 北京：冶金工业出版社, pages: 788 - 82 * |
| 李学忠;: "离合式卡盘在钻杆装拆中的应用", no. 04, pages 130 - 133 * |
| 郑超: "第二讲 钻机主要部件与附件结构", no. 09 * |
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107676050A (en) * | 2017-11-20 | 2018-02-09 | 淮南矿业(集团)有限责任公司 | A kind of novel hydraulic chuck |
| CN108661578A (en) * | 2018-05-18 | 2018-10-16 | 中煤科工集团重庆研究院有限公司 | Composite hydraulic power head |
| CN109723374A (en) * | 2019-03-01 | 2019-05-07 | 冀凯河北机电科技有限公司 | A kind of gyrator of included water shutoff function |
| CN113006714A (en) * | 2021-03-31 | 2021-06-22 | 中国地质科学院勘探技术研究所 | Multipurpose drill rod lifting shackle device |
| CN113294101A (en) * | 2021-06-29 | 2021-08-24 | 中煤科工集团重庆研究院有限公司 | Automatic rod feeding device and method for drilling machine |
| CN113294101B (en) * | 2021-06-29 | 2022-07-15 | 中煤科工集团重庆研究院有限公司 | Automatic rod feeding device and method for drilling machine |
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