CN209687433U - Scissors V shape tubing string clamp - Google Patents
Scissors V shape tubing string clamp Download PDFInfo
- Publication number
- CN209687433U CN209687433U CN201920175076.6U CN201920175076U CN209687433U CN 209687433 U CN209687433 U CN 209687433U CN 201920175076 U CN201920175076 U CN 201920175076U CN 209687433 U CN209687433 U CN 209687433U
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- CN
- China
- Prior art keywords
- chela
- tubing string
- scissors
- fluid cylinder
- shell
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- 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.)
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Abstract
The utility model discloses scissors V shape tubing string clamp, including shell, enclosure interior center is equipped with pin shaft I, I hinged chela a and chela b of pin shaft, housing rear end is set there are two ear mount, and ear mount connection fastens one end of fluid cylinder, and chela a and chela b are separately connected the other end for fastening fluid cylinder.Using scissors V shape tong head, while mechanically and hydraulically dual lock structure is arranged in the utility model scissors V shape tubing string clamp, and for the clamping lifting of tubing string, structure is simple, guarantees the safe and reliable of tubing string lifting process.
Description
Technical field
The utility model belongs to oil drilling equipment technical field, and in particular to a kind of scissors for well drilling pipe column lifting
V shape clamp.
Background technique
Tubing string clamp are a kind of clamp being mounted in the single tubing string of oil-well rig or tubular column string lifting equipment, use clamp
The various well drilling pipe columns of clamping, that completes tubing string above proposes or transfers operation.Clamp in the prior art need manually to beat mostly
It opens and fastens, can not achieve automatic operation, after a quadruple board platform high position is especially mentioned on tubing string, manual work bad environments,
There are biggish security risks.
Utility model content
The purpose of the utility model is to provide a kind of scissors V shape tubing string clamp, solve existing tubing string clamp and need people
The problem of work is opened manually and fastens, can not achieve automatic operation.
The utility model is the technical scheme adopted is that scissors V shape tubing string clamp, including shell, enclosure interior are equipped with and cut
Forks and knives caliper, caliper include chela a and chela b, and the vice jaw part of chela a and chela b are annular ring, are vertically arranged pin in shell
Axis I, chela a and chela b are hinged by pin shaft I, and the rear end of shell is equipped with rear panel, two ear mounts of setting on rear panel, and two
Ear mount is separately connected the plug chamber ends of two fastening fluid cylinders, and the rear end of chela a and chela b are separately connected the rod cavity end for fastening fluid cylinder.
The utility model is also characterized by
The vice jaw part inner wall of chela a and chela b, which is respectively set, mends core a and benefit core b.
It fastens and hydraulic lock 1 is set on fluid cylinder.
Lower part of the housing is fixedly installed with the plug chamber end of locking fluid cylinder, locks one end of the rod cavity end connection connecting rod of fluid cylinder, even
The other end of bar connects lock pin, and the lower section of caliper is equipped with lower panel, and lock pin is arranged in following plate hole.
The rear end of chela a and chela b and ear mount pass through pin shaft II and hingedly fasten fluid cylinder.
Pressing plate, the fixed locking fluid cylinder cylinder barrel of pressing plate is arranged in the lower section of lower panel.
The beneficial effects of the utility model are: a kind of scissors V shape tubing string clamp of the utility model, using scissors fork tongs
Header structure, while mechanically and hydraulically dual lock structure is set, for the clamping lifting of tubing string, clamp can pass through hydraulic principle
Folding, the folding work of easy pressing operation control monkey wrench, structure is simple, guarantees that the safety of tubing string lifting process can
It leans on, solves existing security risk when operator's operation, maintenance is simple, and it is reliable for operation, reduce labor intensity.
Detailed description of the invention
Fig. 1 is the top view of the utility model scissors V shape tubing string clamp structure；
Fig. 2 is the side view partial sectional view of the utility model scissors V shape tubing string clamp.
In figure, 1. shells, 2. chela a, 3. mend core a, and 4. mend core b, and 5. chela b, 6. bolts, 7. pin shafts I, 8. fasten liquid
Cylinder, 9. pin shaft IIs, 10. lock pins, 11. pin shaft IIIs, 12. connecting rods, 13. pressing plates, 14. locking fluid cylinders, 15. hydraulic locks.
Specific embodiment
The utility model is described in detail with reference to the accompanying drawings and detailed description.
The utility model scissors V shape tubing string clamp, structure is as shown in Figure 1, include shell 1, shell 1 is the installation of clamp
The top otic placode on basis, shell 1 is connect by pin shaft with the arm of tubing string lifting equipment, and the inside of shell 1 is equipped with chela a2, chela
B5, the interior of shell 1 are equipped with pin shaft I 7 vertically, and chela a2 and chela b5 pass through the scissors V shape caliper that pin shaft I 7 is articulated as one,
The vice jaw part of caliper forms annular ring, and for the clamping of tubing string, pin shaft I 7 is hinged among shell 1, chela a2 and chela b5's
Vice jaw part inner wall is respectively corresponded to be equipped with by bolt 6 and mends core a3 and mend core b4, can be by replacing the benefit core a3 of different model, mending
Core b4 is to adapt to different-diameter tubing string, and the rear end of shell 1 is equipped with rear panel, and the rear panel of shell 1 is stretched out in the rear end of caliper, behind
There are two ear mount, ear mount hingedly fastens the plug chamber end earrings of fluid cylinder 8 by pin shaft II 9 for opposite installation on plate, and fastening fluid cylinder 8 is circle
Column fastens and installs liquid cylinder piston in fluid cylinder 8, and liquid cylinder piston is integrated with liquid cylinder piston bar, and the rear end of caliper passes through pin shaft II 9
The rod cavity end earrings of hinged two fastenings fluid cylinder 8, fastens fluid cylinder 8 and is fixedly connected on shell 1 by ear mount, fasten fluid cylinder 8
Oil inlet and feed line screwed connection fasten the oil outlet and flow line screwed connection, feed line and flowline of fluid cylinder 8
Line is connected to fluid path solenoid electric valve pipeline, and fluid path solenoid electric valve connects hydraulic power source, and fluid path solenoid electric valve is led using cable
Line is connect with solenoid valve control button, is fastened and is integrated on fluid cylinder 8 equipped with hydraulic lock 15, even if to guarantee that there is certain load in the external world
In the case of, it is stationary that fastening fluid cylinder 8 remains to holding position.
As shown in Fig. 2, shell 1 lower end inside two sides be separately connected locking fluid cylinder 14 fill in chamber end, locking fluid cylinder 14 into
The oil outlet and flow line screwed connection, feed line and flowline of fluid cylinder 14 are locked in hydraulic fluid port and feed line screwed connection
Line is connected to fluid path solenoid electric valve pipeline, and fluid path solenoid electric valve connects hydraulic power source, and fluid path solenoid electric valve is led using cable
Line is connect with solenoid valve control button, is equipped with lower panel positioned at the lower section of caliper on shell 1, is connected pressing plate below lower panel
13, it is fixed by the bolt on pressing plate 13 and shell 1 by 14 cylinder barrel of fluid cylinder is locked, the rod cavity end earrings of locking fluid cylinder 14 passes through pin
Axis III 11 is hinged with one end of connecting rod 12, and the other end of connecting rod 12 is hinged with lock pin 10 by pin shaft III 11, and lock pin 10 is inserted in shell
For body 1 below in plate hole, lock pin 10 below protrusion shell 1 after plate, can limit a2, chela b5 under the driving of locking fluid cylinder 14
It opens, locking fluid cylinder 14 can drive lock pin 10 to limit chela rotation.
The course of work of the utility model scissors V shape tubing string clamp is: current clamp are in open configuration, and tubing string enters
After chela, starts hydraulic power unit or connect hydraulic power supply, press the high speed button on solenoid valve control button, fluid path electromagnetism control
Valve processed is opened, and hydraulic power oil, which enters and is full of through feed line, fastens 8 oil pocket of fluid cylinder, pushes the piston and liquid for fastening fluid cylinder 8
The cylinder piston connecting rod is mobile, fastens 8 piston rod of fluid cylinder and retracts, chela a2, chela b5 are rotated rotating around pin shaft I 7, chela a2, chela
Benefit core a3, the benefit core b4 of the front end b5 surround tubing string, and the hydraulic lock 15 fastened on fluid cylinder 8 is lockked, and can prevent piston rod from stretching automatically
Out, guaranteeing that chela a2 and chela b5 will not open from hydraulic system, lock pin 10 passes through connecting rod 12 under the promotion of locking fluid cylinder 14,
Lock pin 10 stretches out, and protrudes plate below shell 1, and mechanical position limitation prevents chela a2 and chela b5 from opening.
Clamp are in buckling state, prepare to open clamp, first retract locking 14 piston rod of fluid cylinder, drive link 12 locks
Pin 10 retracts the low speed button in plate hole, pressed on solenoid valve control button below shell 1, and fluid path solenoid electric valve is opened,
The hydraulic lock 15 fastened on fluid cylinder 8 is opened, and hydraulic power oil enters through flow line and be full of the oil pocket for fastening fluid cylinder 8, is pushed
It fastens the piston of fluid cylinder 8 and fastens the movement of 8 piston rod of fluid cylinder, fasten 8 piston rod of fluid cylinder and stretch out, chela a2, the rear end chela b5 point
It not under the promotion for fastening 8 piston rod of fluid cylinder, is respectively rotated around pin shaft I 7, chela a2, the front end chela b5 are opened, and tubing string is from clamp
Open front is taken out.
The utility model discloses a kind of scissor tubing string clamp, chela a2, chela b5, two pincers are hinged with inside shell 1
Pawl front end is equipped with replaceable benefit core a3, benefit core b4 to adapt to different-diameter tubing string, and two chela rear ends are provided with fastening fluid cylinder
8,1 lower part of shell is equipped with locking fluid cylinder 14, and locking fluid cylinder 14 can drive lock pin 10 to limit chela rotation, chela a2, chela b5
The benefit core a3 of front end installation, the replaceable different type of core b4 is mended, to adapt to different-diameter tubing string.The utility model scissors V shape
Tubing string clamp, using scissors V shape chela, structure is simple, while mechanically and hydraulically dual locking mechanism is arranged, to push pipe
The either on or off of column clamp solves existing tubing string clamp and needs manually to open and fasten, can not achieve automatic operation
The problem of, guarantee the safe and reliable of tubing string lifting process.
Claims (6)
1. scissors V shape tubing string clamp, which is characterized in that including shell (1), scissors fork tongs is equipped with inside the shell (1)
Body, the caliper include chela a(2) and chela b(5), the chela a(2) and chela b(5) vice jaw part be annular ring, it is described
Pin shaft I (7), the chela a(2 are vertically arranged in shell (1)) and chela b(5) pass through pin shaft I (7) hingedly, the shell (1)
Rear end be equipped with rear panel, two ear mounts are set on the rear panel, and described two ear mounts are separately connected two fastening fluid cylinders (8)
Plug chamber end, the chela a(2) and chela b(5) rear end be separately connected fasten fluid cylinder (8) rod cavity end.
2. scissors V shape tubing string clamp according to claim 1, which is characterized in that the chela a(2) and chela b(5)
Vice jaw part inner wall, which is respectively set, mends core a(3) He Buxin b(4).
3. scissors V shape tubing string clamp according to claim 1, which is characterized in that liquid is arranged on the fastening fluid cylinder (8)
Pressure lock (15).
4. scissors V shape tubing string clamp according to claim 1, which is characterized in that shell (1) lower part is fixedly mounted
There are the plug chamber end of locking fluid cylinder (14), one end of rod cavity end connection connecting rod (12) of locking fluid cylinder (14), the connecting rod
(12) the other end connects lock pin (10), and the lower section of the caliper is equipped with lower panel, and the lock pin (10) is arranged in following plate hole.
5. scissors V shape tubing string clamp according to claim 1, which is characterized in that the chela a(2) and chela b(5)
Rear end and ear mount pass through pin shaft II (9) and hingedly fasten fluid cylinder (8).
6. scissors V shape tubing string clamp according to claim 4, which is characterized in that pressing plate is arranged in the lower section of the lower panel
(13), fixed locking fluid cylinder (14) cylinder barrel of the pressing plate (13).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920175076.6U CN209687433U (en) | 2019-01-31 | 2019-01-31 | Scissors V shape tubing string clamp |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920175076.6U CN209687433U (en) | 2019-01-31 | 2019-01-31 | Scissors V shape tubing string clamp |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN209687433U true CN209687433U (en) | 2019-11-26 |
Family
ID=68601439
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201920175076.6U Active CN209687433U (en) | 2019-01-31 | 2019-01-31 | Scissors V shape tubing string clamp |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN209687433U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111660254A (en) * | 2020-06-18 | 2020-09-15 | 湖北清江水电开发有限责任公司 | Deep well pump coupling disassembling calipers and using method thereof |
| CN111896779A (en) * | 2020-07-21 | 2020-11-06 | 贵州电网有限责任公司 | Voltage caliper of metering and detecting instrument |
-
2019
- 2019-01-31 CN CN201920175076.6U patent/CN209687433U/en active Active
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111660254A (en) * | 2020-06-18 | 2020-09-15 | 湖北清江水电开发有限责任公司 | Deep well pump coupling disassembling calipers and using method thereof |
| CN111660254B (en) * | 2020-06-18 | 2023-10-27 | 湖北清江水电开发有限责任公司 | Deep well pump coupling dismounting caliper and use method thereof |
| CN111896779A (en) * | 2020-07-21 | 2020-11-06 | 贵州电网有限责任公司 | Voltage caliper of metering and detecting instrument |
| CN111896779B (en) * | 2020-07-21 | 2022-10-18 | 贵州电网有限责任公司 | Voltage caliper of metering and detecting instrument |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20201223 Address after: 721002 No.2 Dongfeng Road, Jintai District, Baoji City, Shaanxi Province Patentee after: Baoji Oilfield Machinery Co.,Ltd. Patentee after: CHINA NATIONAL PETROLEUM Corp. Patentee after: CNPC national oil and gas drilling equipment Engineering Technology Research Center Co., Ltd Address before: 721002 No.2 Dongfeng Road, Jintai District, Baoji City, Shaanxi Province Patentee before: Baoji Oilfield Machinery Co.,Ltd. |
|
| TR01 | Transfer of patent right |