CN104389534B - Oil field welldrilling automatically resets eccentric mouse-hold tongs - Google Patents
Oil field welldrilling automatically resets eccentric mouse-hold tongs Download PDFInfo
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- CN104389534B CN104389534B CN201410553057.4A CN201410553057A CN104389534B CN 104389534 B CN104389534 B CN 104389534B CN 201410553057 A CN201410553057 A CN 201410553057A CN 104389534 B CN104389534 B CN 104389534B
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- pliers head
- fixed pliers
- head slide
- mobile jib
- slide block
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- 210000000080 chela (arthropods) Anatomy 0.000 claims description 10
- 238000006243 chemical reaction Methods 0.000 abstract description 6
- 230000007306 turnover Effects 0.000 abstract description 5
- 230000007246 mechanism Effects 0.000 abstract description 4
- 238000005553 drilling Methods 0.000 description 13
- 230000000694 effects Effects 0.000 description 8
- 238000009434 installation Methods 0.000 description 7
- 238000007789 sealing Methods 0.000 description 2
- 230000009471 action Effects 0.000 description 1
- 230000008859 change Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000007598 dipping method Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 239000003129 oil well Substances 0.000 description 1
Classifications
-
- E—FIXED CONSTRUCTIONS
- E21—EARTH OR ROCK DRILLING; MINING
- E21B—EARTH OR ROCK 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
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- Engineering & Computer Science (AREA)
- Life Sciences & Earth Sciences (AREA)
- Geology (AREA)
- Mining & Mineral Resources (AREA)
- Mechanical Engineering (AREA)
- Physics & Mathematics (AREA)
- Environmental & Geological Engineering (AREA)
- Fluid Mechanics (AREA)
- General Life Sciences & Earth Sciences (AREA)
- Geochemistry & Mineralogy (AREA)
- Earth Drilling (AREA)
Abstract
A kind of oil field welldrilling automatically resets eccentric mouse-hold tongs.Mainly solve existing turnover plate type rat hole gripping mechanism and need manually to be prepared the operation of clamping, the problem that clamping drill pipe diameter scope is little.It is characterized in that: Zhi Chengguan (3) is welded on upper flange (1) above, panel (4) is welded on Zhi Chengguan (3) above, fixed pliers head slide block (5) is in axial sliding connection on fixed pliers head slide (6) right side, fixed pliers head slide block is equipped with slide block back-moving spring under (5), fixed pliers head slide (6) is welded on panel (4), movable binding clip (7) is connected to mobile jib (14) upper end, control the connection of bar (8) lower end and have roller, mobile jib (14), control bar (8) and be hingedly connected at stub axle bed (9) by bearing pin and torsion spring, stub axle bed (9) is fixed on Zhi Chengguan (3).This oil field welldrilling eccentric mouse-hold tongs that automatically resets has conversion automatically, the feature that clamping drill pipe diameter scope is big.
Description
Technical field
The present invention relates to the instrument used by a kind of oil drilling, especially oil field welldrilling automatically reset eccentric mouse-hold tongs.
Background technology
In oil drilling field, current medium-sized oil-well rig generally uses turnover plate type rat hole gripping mechanism.Existing turnover plate type rat hole gripping mechanism needs manually to be prepared the operation of clamping owing to reasons in structure exists, and clamping drill pipe diameter scope is little, the problem installing and dismantling inconvenience.Affect drilling efficiency.
Summary of the invention
Need manually to be prepared the operation of clamping to solve existing turnover plate type rat hole gripping mechanism, clamping drill pipe diameter scope is little, installs and dismantle inconvenience, the big inapplicable problem of volume.The present invention provides a kind of oil field welldrilling to automatically reset eccentric mouse-hold tongs.This oil field welldrilling eccentric mouse-hold tongs that automatically resets has conversion automatically, and clamping drill pipe diameter scope is big, installs and convenient disassembly, the feature that safety is high.
The technical scheme is that this oil field welldrilling eccentric mouse-hold tongs that automatically resets includes upper flange, lower flange, Zhi Chengguan, panel, fixed pliers head slide block, fixed pliers head slide, movable binding clip, controls bar and have mobile jib.Upper flange is connected with lower flange, supporting sealing of tube is on upper flange, panel is welded on above Zhi Chengguan, fixed pliers head slide block is in axial sliding connection on the right side of fixed pliers head slide, slide block back-moving spring it is equipped with under fixed pliers head slide block, fixed pliers head slide is axially welded on side above panel, movable binding clip is axially hingedly connected at mobile jib upper end, control bar to rat hole center lopsidedness, control the connection of bar lower end and have roller, mobile jib, control bar and be connected to stub axle bed by pin hinge, torsion spring is had on bearing pin, the two ends of torsion spring are connected with mobile jib and control bar respectively, stub axle bed is fixed on Zhi Chengguan, pincers tooth is had on fixed pliers head slide block and movable binding clip.
Mobile jib in such scheme and control bar are hingedly connected at Slide Box, and Slide Box is in axial sliding connection on slip cassette holder, is equipped with Slide Box back-moving spring under Slide Box and between slip cassette holder, and slip cassette holder is axially fixed on Zhi Chengguan；The flat spring of an arch is had in the Zhi Chengguan of fixed pliers head slide side；On mobile jib under movable binding clip, chain connection has backing plate.
There is advantages that this oil field welldrilling automatically resets eccentric mouse-hold tongs owing to using upper flange to be connected with lower flange, supporting sealing of tube is on upper flange, panel is welded on above Zhi Chengguan, fixed pliers head slide block is in axial sliding connection on the right side of fixed pliers head slide, slide block back-moving spring it is equipped with under fixed pliers head slide block, fixed pliers head slide is axially welded on side above panel, movable binding clip is axially hingedly connected at mobile jib upper end, control bar to rat hole center lopsidedness, control the connection of bar lower end and have roller, mobile jib, control bar and be connected to stub axle bed by pin hinge, torsion spring is had on bearing pin, the two ends of torsion spring are connected with mobile jib and control bar respectively, stub axle bed is fixed on Zhi Chengguan, the structure of pincers tooth is had on fixed pliers head slide block and movable binding clip.Utilize and control bar and mobile jib energy realization activity binding clip from armed state to the automatic conversion of duty, and then realize conversion automatically；Can be used for the clamping of drill collar, thus expand clamping diameter range；Flange and bolt is utilized to connect, convenient installation and dismounting；Utilization controls the swing of bar and movable binding clip and clamps drilling tool drilling rod or drill collar, makes the deflection fixed pliers head side, center of drilling tool, and so design, layout can take less space.This oil field welldrilling eccentric mouse-hold tongs that automatically resets has conversion automatically thus, and clamping drill pipe diameter scope is big, installs and convenient disassembly, the feature that safety is high.
Accompanying drawing explanation
Accompanying drawing 1 is present configuration schematic diagram；
Accompanying drawing 2 be the present invention standby time Fig. 1 in A-B-C-D to sectional view；
Accompanying drawing 3 is Fig. 2 mobile jib when removing backing plate clamping drill collar, control bar illustrates with Slide Box attachment structure.
1-upper flange in figure, 2-lower flange, 3-props up and is in the charge of, 4-panel, 5-fixed pliers head slide block, 6-fixed pliers head slide, 7-activity binding clip, and 8-controls bar, 9-stub axle bed, 10-Slide Box, 11-slip cassette holder, 12-flat spring, 13-backing plate, 14-mobile jib.
Detailed description of the invention
The invention will be further described below in conjunction with the accompanying drawings:
Scheme 1:
Shown in accompanying drawing, this oil field welldrilling eccentric mouse-hold tongs that automatically resets includes upper flange 1, lower flange 2, Zhi Chengguan 3, panel 4, fixed pliers head slide block 5, fixed pliers head slide 6, movable binding clip 7, controls bar 8 and mobile jib 14.Upper flange 1 is connected with lower flange 2, and lower flange 2 is connected with rig floor rat-hole scabbard, conveniently installs and dismantles this oil field welldrilling by demounting bolt and lock pin and automatically reset eccentric mouse-hold tongs.Zhi Chengguan 3 is welded on above upper flange 1, panel 4 is welded on above Zhi Chengguan 3, fixed pliers head slide block 5 is in axial sliding connection on the right side of fixed pliers head slide 6, fixed pliers head slide 6 is outward-dipping, fixed pliers head slide block is equipped with slide block back-moving spring for 5 times, and fixed pliers head slide 6 is axially welded on panel 4 side above, when fixed pliers head slide block 5 is subject to the descending power more than slide block back-moving spring pretightning force, fixed pliers head slide block 5 will slide downward so that fixed pliers head slide block 5 clamps drilling tool more tightly；When external force disappears, fixed pliers head slide block 5 can be up to original position under the effect of slide block back-moving spring.Movable binding clip 7 is axially hingedly connected at both sides, mobile jib 14 upper end, control bar 8 lower end to rat hole center lopsidedness, control the connection of bar 8 lower end and have roller, mobile jib 14, control bar 8 and be connected to stub axle bed 9 by pin hinge, torsion spring is had on bearing pin, the two ends of torsion spring are connected with mobile jib 14 and control bar 8 respectively, when standby, control bar 8 lower end in Zhi Chengguan 3, rely on the lower end male joint putting into drilling rod in rat hole and the standby roller contact controlling bar 8, control bar 8 is made to rotate to the right under fillet of tool joint pins extrudes, drive and control the torsion spring that bar 8 is connected, thus drive the movable binding clip 7 being arranged on mobile jib 14 excessive to duty by armed state.Stub axle bed 9 is fixed on Zhi Chengguan 3, and fixed pliers head slide block 5 and movable binding clip 7 have pincers tooth.On mobile jib 14 under movable binding clip 7, chain connection has on backing plate 13, fixed pliers head slide block 5 and movable binding clip 7 and has pincers tooth.When step at the female joint of drilling rod contacts with backing plate 13, the pincers tooth of fixed pliers head slide block 5 all contacts with the external cylindrical surface of tool joint box with the pincers tooth on movable binding clip 7, and make pincers tooth be pressed on the external cylindrical surface of tool joint box, at this moment the weight of drilling rod passes to clamp on tooth 5 by backing plate 13, make pincers tooth fix drilling rod, at this moment rotate the work that kelly bar can be carried out making up a joint.
Scheme 2:
Shown in accompanying drawing, this oil field welldrilling eccentric mouse-hold tongs that automatically resets includes upper flange 1, lower flange 2, Zhi Chengguan 3, panel 4, fixed pliers head slide block 5, fixed pliers head slide 6, movable binding clip 7, controls bar 8 and have mobile jib 14.nullUpper flange 1 is connected with lower flange 2，Zhi Chengguan 3 is welded on above upper flange 1，Panel 4 is welded on above Zhi Chengguan 3，Fixed pliers head slide block 5 is in axial sliding connection on the right side of fixed pliers head slide 6，Fixed pliers head slide block is equipped with slide block back-moving spring 5 times，Fixed pliers head slide 6 is axially welded on panel 4 side above，Movable binding clip 7 is axially hingedly connected at mobile jib 14 upper end，Control bar 8 to rat hole center lopsidedness，Control the connection of bar 8 lower end and have roller,Mobile jib 14、Control bar 8 and be connected to Slide Box 10 by pin hinge，Torsion spring is had on bearing pin，The two ends of torsion spring are connected with mobile jib 14 and control bar 8 respectively，Slide Box 10 is in axial sliding connection on slip cassette holder 11，It is equipped with Slide Box back-moving spring between Slide Box 10 times and slip cassette holder 11，Slip cassette holder 11 is axially fixed on Zhi Chengguan 3.In order to improve the clamping effect of movable binding clip 7, prevent the generation of the not clamping phenomenon of binding clip, movable binding clip 7 is arranged on Slide Box 10, and Slide Box 10 can slide on slip cassette holder 11, when Slide Box 10 overcomes Slide Box return spring force slide downward, the tighter of adjustable clamp head-clamp can be made.The flat spring 12 of an arch is had in the Zhi Chengguan 3 of fixed pliers head slide 6 side, in order to make control bar 8 enter duty from armed state more easily, improve its functional reliability, the flat spring 12 of design and installation one arch in the Zhi Chengguan 3 under fixed pliers head slide 6.On control bar 8 under movable binding clip 7, chain connection has on backing plate 13, fixed pliers head slide block 5 and movable binding clip 7 and has pincers tooth.
This oil field welldrilling automatically resets eccentric mouse-hold tongs to improve the clamping effect of movable binding clip 7, prevent the generation of the not clamping phenomenon of binding clip, movable binding clip is arranged on Slide Box 10, and Slide Box 10 can slide on slip cassette holder 11, when Slide Box 10 overcomes Slide Box return spring force slide downward, the tighter of movable binding clip 7 folder can be made.In order to make control bar 8 enter duty from armed state more easily, improve its functional reliability, the flat spring of lower panels design and installation one arch under fixed pliers head slide block 5.The problem inconvenient in order to solve installing/dismounting, this mouse-hold tongs devises a pair flange, upper flange 1 is connected with the Zhi Chengguan 3 of this mouse-hold tongs bottom, lower flange 2 is connected with rat-hole scabbard, the big hole of bolt alignment lower flange only need to be made to put down, then rotate to an angle during installation, bolt is made to slide into the locking section of lower flange, being inserted into lock pin and just complete installation, during dismounting, step is in turn.The automatically reset inventive point of eccentric mouse-hold tongs of this oil field welldrilling is: one be by control bar 8 and mobile jib 14 can realization activity binding clip 7 from armed state to the automatic conversion of duty, mobile jib 14 is transmitted by torsion spring with the action of activity binding clip 7；Two is the clamping that can be used for drill collar；Three is convenient installation and dismounting.Do not need artificial activity like that to the mouse-hold tongs of turnover plate type, the change of state can be carried out automatic order, can not only holding drill pipe, moreover it is possible to clamping the drill collar that diameter dimension is bigger, owing to there being the participation of flange and bolt, it is very convenient that installation and removal also become；Utilizing the swing of mobile jib 14 and movable binding clip 7 to clamp drilling tool, make the deflection fixed pliers head side, center of drilling tool, so design, layout can take less space.
Claims (4)
- null1. an oil field welldrilling automatically resets eccentric mouse-hold tongs，Including upper flange (1)、Lower flange (2)、Zhi Chengguan (3)、Panel (4)、Fixed pliers head slide block (5)、Fixed pliers head slide (6)、Movable binding clip (7)、Control bar (8) and have mobile jib (14)，It is characterized in that: upper flange (1) is connected with lower flange (2)，Zhi Chengguan (3) is welded on upper flange (1) above，Panel (4) is welded on Zhi Chengguan (3) above，Fixed pliers head slide block (5) is in axial sliding connection on fixed pliers head slide (6) right side，Fixed pliers head slide block is equipped with slide block back-moving spring under (5)，Fixed pliers head slide (6) is axially welded on panel (4) side above，Movable binding clip (7) is axially hingedly connected at mobile jib (14) upper end，Control bar (8) to rat hole center lopsidedness，Control the connection of bar (8) lower end and have roller,Mobile jib (14)、Control bar (8) and be connected to stub axle bed (9) by pin hinge，Torsion spring is had on bearing pin，The two ends of torsion spring are connected with mobile jib (14) and control bar (8) respectively，Stub axle bed (9) is fixed on Zhi Chengguan (3)，Pincers tooth is had on fixed pliers head slide block (5) and movable binding clip (7).
- Oil field welldrilling the most according to claim 1 automatically resets eccentric mouse-hold tongs, it is characterized in that: mobile jib (14) and control bar (8) are hingedly connected at Slide Box (10), Slide Box (10) is in axial sliding connection on slip cassette holder (11), being equipped with Slide Box back-moving spring under Slide Box (10) and between slip cassette holder (11), slip cassette holder (11) is axially fixed on Zhi Chengguan (3).
- Oil field welldrilling the most according to claim 2 automatically resets eccentric mouse-hold tongs, it is characterised in that: there is the flat spring (12) of an arch in the Zhi Chengguan (3) of fixed pliers head slide (6) side.
- Oil field welldrilling the most according to claim 3 automatically resets eccentric mouse-hold tongs, it is characterised in that: the upper chain connection of mobile jib (14) under movable binding clip (7) has backing plate (13).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410553057.4A CN104389534B (en) | 2014-10-17 | 2014-10-17 | Oil field welldrilling automatically resets eccentric mouse-hold tongs |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410553057.4A CN104389534B (en) | 2014-10-17 | 2014-10-17 | Oil field welldrilling automatically resets eccentric mouse-hold tongs |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN104389534A CN104389534A (en) | 2015-03-04 |
| CN104389534B true CN104389534B (en) | 2016-08-31 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201410553057.4A Active CN104389534B (en) | 2014-10-17 | 2014-10-17 | Oil field welldrilling automatically resets eccentric mouse-hold tongs |
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| CN (1) | CN104389534B (en) |
Families Citing this family (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109138871B (en) * | 2018-07-31 | 2021-11-30 | 中石化石油工程技术服务有限公司 | Hydraulic clamping and lifting device for rat hole of drilling tool |
| CN110422240A (en) * | 2019-08-27 | 2019-11-08 | 江苏捷诚车载电子信息工程有限公司 | Spare tyre clamping device |
| CN112483021A (en) * | 2020-11-30 | 2021-03-12 | 江苏诚创智能装备有限公司 | Iron roughneck's binding clip device |
Family Cites Families (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN85200440U (en) * | 1985-04-01 | 1986-07-09 | 大港石油管理局科技处 | Clamping device for rat-hole scabbard bit |
| CN2213836Y (en) * | 1994-12-20 | 1995-11-29 | 江苏石油勘探局石油工程技术研究院 | Callipers device for mouse hole |
| CN201620789U (en) * | 2010-03-04 | 2010-11-03 | 大庆石油管理局 | Device simultaneously having functions mousehole clamp and drill pipe righting and buckling functions |
| CN201826789U (en) * | 2010-11-02 | 2011-05-11 | 中国石油化工股份有限公司 | Drill tool pneumatic chucking device of borehole mouse hole |
| CN203783491U (en) * | 2014-03-12 | 2014-08-20 | 河南中鼎安全装备股份有限公司 | Underground drill rig holder for mine |
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| CN104389534A (en) | 2015-03-04 |
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