CN105156045B - Hydraulic tongs automatic pilot - Google Patents

Hydraulic tongs automatic pilot Download PDF

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Publication number
CN105156045B
CN105156045B CN201510700211.0A CN201510700211A CN105156045B CN 105156045 B CN105156045 B CN 105156045B CN 201510700211 A CN201510700211 A CN 201510700211A CN 105156045 B CN105156045 B CN 105156045B
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CN
China
Prior art keywords
hydraulic tongs
telescopic arm
hoistable platform
sliding sleeve
automatic pilot
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Active
Application number
CN201510700211.0A
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Chinese (zh)
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CN105156045A (en
Inventor
王吉林
陈微熙
李国平
樊国禄
谷风康
冯沛
闫东志
姜建峰
刘君林
侯建峰
陈忠
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BEIJING HERCULES INTELLIGENT EQUIPMENT TECHNOLOGY CO., LTD.
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Beijing Hercules Intelligent Equipment Technology Co Ltd
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Priority to CN201510700211.0A priority Critical patent/CN105156045B/en
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Abstract

The invention discloses a kind of hydraulic tongs automatic pilot, solve the problems, such as in the prior art oil pipe is carried out, shackle when existing labor intensity it is big, dangerous high.The hydraulic tongs automatic pilot includes hoistable platform, and the hoistable platform can move in vertical direction;Telescopic arm, the telescopic arm is arranged on the hoistable platform and can moved up and down with the hoistable platform, the telescopic arm level leans out and can moved back and forth along its length, the end of the telescopic arm is provided with hydraulic tongs body, and the hydraulic tongs body is provided with the reversing cylinder for being used for changing its steering.The hydraulic tongs automatic pilot of the invention is simple in construction, easy to use, oil pipe is carried out, shackle when with higher automaticity, greatly reduce the labor intensity and danger of worker.

Description

Hydraulic tongs automatic pilot
Technical field
The present invention relates to petroleum well workover implement technical field, refers in particular to a kind of liquid simple in construction, easy to use Pressing tongs automatic pilot.
Background technology
Workover treatment, a kind of operation of oil drilling and follow-up well maintenance is referred to, in order to ensure oil well can be smoothly Use, and the care and maintenance measure taken.The characteristics of workover treatment is that engineering difficulty is big, and technical requirements are high, it is necessary to large-scale Workover rig, and be equipped with the special equipment instruments such as overhaul drilling rod, overhaul rotating disk and can just carry out the work.Well workover of the prior art Operation, most common action includes pulling out of hole and lower brill.Pull out of hole, be exactly by the drilling tool (such as oil pipe) of underground as its name suggests From in well out;Lower brill, as its name suggests, exactly transfers to drilling tool in well.
In petroleum well workover operation, it is necessary to dismantled the oil pipe to connect together at hoop one by one with hydraulic tongs, or this is Two separated oil pipes are connected at hoop, traditional shackle mode needs special messenger to operate hydraulic tongs, not only works Intensity is big, and dangerous high.
The content of the invention
The present invention proposes a kind of hydraulic tongs automatic pilot, solve in the prior art oil pipe is carried out, shackle When existing labor intensity it is big, dangerous high the problem of.
In order to solve the above technical problems, the technical scheme is that:Hydraulic tongs automatic pilot, including:
Hoistable platform, the hoistable platform can move in vertical direction;
Telescopic arm, the telescopic arm is arranged on the hoistable platform and can moved up and down with the hoistable platform, described Telescopic arm level leans out and can moved back and forth along its length, and the end of the telescopic arm is provided with hydraulic tongs body, the liquid Pressing tongs body is provided with the reversing cylinder for being used for changing its steering.
Preferably, the fixation handle of vertical state is fixed with the hydraulic tongs body, the end of the telescopic arm is also solid Surely there are the first sliding sleeve, the first sliding sleeve up/down perforation, the fixed handle is located in first sliding sleeve and with described first Sliding sleeve is adapted.
Preferably, the hydraulic tongs body is provided with shifting cylinder, and rotation sliding sleeve is hinged with the shifting cylinder, described Rotation sliding sleeve is sheathed on the gear level of the hydraulic tongs body.
Preferably, in addition to four fixed columns vertically, slidably there is the second sliding sleeve on the column described in four, The corner location of the hoistable platform is respectively and fixedly provided with the jackscrew for second sliding sleeve to be fixed on the column;
The lower section of the hoistable platform is provided with the lifting hydraulic cylinder for being used for controlling it to lift.
Preferably, the jackscrew for it to be fixed with the column is equipped with each the second described sliding sleeve.
Preferably, the hoistable platform is provided with the twice guide rail parallel with the telescopic arm, the guide rail described in every On slide and have two sliding blocks, the slide plate being secured to is provided with above sliding block described in four;
The telescopic arm is fixedly connected with the slide plate;
Leading screw box is fixed with the slide plate, the ball wire parallel with the telescopic arm is provided with the leading screw box Thick stick, the ball-screw are driven by servomotor.
Preferably, be additionally provided with the hydraulic tongs body for sense counterpart detection sensor that hydraulic tongs breach aligns and Level detection sensor is arrived for sense oil pipe;
Pressure gauge or pressure transmitter for induction pressure is installed at the oil inlet of the hydraulic tongs body.
Beneficial effect of the present invention after above-mentioned technical proposal is employed be:The hydraulic tongs automatic pilot first with Hoistable platform control telescopic arm height, then using telescopic arm itself mobile control hydraulic tongs body position, Jin Erke To be very easily adjusted according to the physical location of hydraulic tongs body, after the position of hydraulic tongs body is adjusted, using changing Rotating and reverse for hydraulic tongs body is controlled to cylinder, the height of hydraulic tongs body forward and backward speed is controlled using shifting cylinder, And then upper button and the shackle of tubing string are completed, the process automaticity is high, directly operates hydraulic tongs without special messenger, improves worker Safety coefficient.
During upper, shackle the latter half (back-up tong) of hydraulic tongs be locking on oil pipe box, during upper button, hydraulic tongs upper half Partly (main pincers) hold oil pipe tightly, and with the progress of upper button, hydraulic tongs top half will move down with oil pipe, during shackle, liquid Pressing tongs top half will move up with oil pipe, fixation handle now will it is corresponding in the first sliding sleeve on move down Dynamic, the first sliding sleeve can not only play a part of being oriented to up and down, but also can prevent hydraulic tongs body from swinging, and improve it Job stability.
Shifting cylinder is provided with hydraulic tongs body, rotation sliding sleeve is hinged with shifting cylinder, rotation sliding sleeve is sheathed on liquid On the gear level of pressing tongs body, it can be switched over as needed between high and low shift in its work, so as to more efficient complete Into work.
When lifting hydraulic cylinder control hoistable platform moves up and down, when hoistable platform is elevated into certain altitude, then use Jackscrew holds out against four the second sliding sleeves with column, and so as to which hoistable platform be fixed, this structure can not only ensure to lift The stability of platform, and can prevent hydraulic tongs body from causing whole due to occurring acutely swinging during upper, shackle Individual system it is unstable.
When hoistable platform regulation is arrived into certain altitude, jackscrew is tightened, can be solid securely by the second sliding sleeve and column It is scheduled on together.
Ball screw turns are driven by servomotor, the cooperation of ball-screw and leading screw box can be utilized to realize slide plate Move horizontally, and then realize the linear reciprocating motion of telescopic arm, guide rail now can be the mobile offer guiding of telescopic arm.
Set on hydraulic tongs body and arrive level detection sensor, oil pipe can be sensed in place, to start that oil pipe is entered On row, shackle, and counterpart detection sensor is then to conveniently recall hydraulic tongs after the completion of upper, shackle, is arranged on oil inlet The pressure gauge at place is to detect whether upper button has been completed.
Brief description of the drawings
The present invention will be further described with reference to the accompanying drawings and examples:
Fig. 1 is the structural representation of an embodiment of the present invention;‘
Fig. 2 is Fig. 1 schematic top plan view;
In figure:1- guide rails;2- telescopic arms;3- hydraulic tongs bodies;4- reversing cylinders;5- fixes handle;The sliding sleeves of 6- first;7- Shifting cylinder;8- rotates sliding sleeve;9- gear levels;10- columns;The sliding sleeves of 11- second;12- lifting hydraulic cylinders;13- jackscrews;14- liters Platform drops;15- sliding blocks;16- slide plates;17- leading screw boxes;18- ball-screws;19- servomotors;20- counterpart detection sensors; 21- is to level detection sensor;22- pressure gauges;23- springs;24- lifting ropes.
Embodiment
Embodiment:
Shown in Fig. 1 and Fig. 2, the hydraulic tongs automatic pilot of the invention includes hoistable platform 14, the hoistable platform 14 It can move in vertical direction;Telescopic arm 2, the telescopic arm 2 are arranged on the hoistable platform 14 and can be flat with the lifting Platform 14 is moved up and down, and the level of telescopic arm 2 is leant out and can moved back and forth along its length, and the end of the telescopic arm 2 is set There is hydraulic tongs body 3, the hydraulic tongs body 3 is provided with the reversing cylinder 4 for being used for changing its steering, the hydraulic tongs body 3 Or with original sus-pension (being suspended in midair by spring 23 and lifting rope 24), the hydraulic tongs body 3 is arranged at the telescopic arm 2 End.
One cylinder-shifting cylinder 7 is installed above the gear level 9 of hydraulic tongs body 3, shifted gears for flexible realize, if A rotation sliding sleeve 8 is counted and shifting cylinder 7 and gear level 9 is connected to one piece, rotation sliding sleeve 8 uses hinge with shifting cylinder 7 Connection, and be enclosed on gear level 9.Change for the direction of rotation of hydraulic tongs body 3, on the basis of original hydraulic tongs plus one is gone here and there Join cylinder (i.e. reversing cylinder 4), so can be easily to realize the change of the direction of rotation of hydraulic tongs body 3.
On hoistable platform 14, its main function is the height for adapting to hydraulic tongs body 3, the height of hoistable platform 14 Realization is controlled by lifting hydraulic cylinder 12 below.Jackscrew 13 is respectively and fixedly provided with four arms of angle of hoistable platform 14, while four The second sliding sleeve 11 that can freely up and down slide is equipped with root post 10, when hoistable platform 14 is elevated into certain altitude, profit Four the second sliding sleeves 11 are held out against with column 10 with jackscrew 13, so as to which hoistable platform 14 be fixed, such effect one is The stability of lifting can be ensured, two can be prevented from hydraulic tongs body 3 acutely swings during upper, shackle due to occurring And cause the unstable of whole system.In addition, the fixation handle 5 of vertical state is fixed with hydraulic tongs body 3, it is described flexible The end of arm 2 is further fixed on the first sliding sleeve 6, the up/down perforation of the first sliding sleeve 6, and the fixed handle 5 is slided positioned at described first It is adapted in set 6 and with first sliding sleeve 6, effect both this is:Above, the latter half of hydraulic tongs body 3 (is carried on the back during shackle Pincers) be locking on oil pipe box, during upper button, hydraulic tongs top half (main pincers) holds oil pipe tightly, with the progress of upper button, liquid Pressing tongs top half will move down with oil pipe, and during shackle, hydraulic tongs top half will move up with oil pipe, now The effect of first sliding sleeve 6 has been both guide effect up and down, and plays a part of to prevent hydraulic tongs from swinging, and on hydraulic tongs, Moving up and down for top during shackle due to hydraulic tongs body 3 can cause to produce telescopic arm 2 active force up and down, so eliminate by To the active force up and down of whole jacking system caused by this.
The hoistable platform 14 is provided with the twice guide rail 1 parallel with the telescopic arm 2, on the guide rail 1 described in every Sliding has two sliding blocks 15, and the top of sliding block 15 described in four is provided with the slide plate 16 being secured to;The telescopic arm 2 with it is described Slide plate 16 is fixedly connected;Leading screw box 17 is fixed with the slide plate 16, is provided with and the telescopic arm 2 in the leading screw box 17 Parallel ball-screw 18, the ball-screw 18 are driven by servomotor 19.Ball-screw is driven to turn by servomotor It is dynamic, the cooperation of ball-screw and leading screw box can be utilized to realize moving horizontally for slide plate, and then realize the reciprocal straight of telescopic arm Line moves, and guide rail now can be the mobile offer guiding of telescopic arm.
The problem of on judging whether to tighten during upper button or whether dismantling completely during shackle, solution is:In liquid The oil inlet of pressing tongs body 3 installs a pressure gauge 22 or pressure transmitter, and setting system allows pressure value, when above linking closely When, pressure gauge 22 can detect that pressure becomes big, and when reaching setting value, now pressure gauge 22 sends signal, hydraulic tongs sheet to PLC Body 3 starts to breach, and when hydraulic tongs breach is completely to timing, counterpart detection sensor 20 senses signal, and then is instructed to PLC Reset reversing cylinder 4, state now is 3 mouthfuls of openings of hydraulic tongs body, is stopped the rotation, telescopic arm 2 can to start to retract, Wait the operation entered next time.It is to judge whether to dismantle completely according to the number of turns during shackle, when starting shackle, hydraulic tongs Body 3 starts to rotate, and the function of counterpart detection sensor 20 now is exactly to judge to be according to the number of the signal sensed It is no to have dismantled, to ensure to dismantle completely, several circles can be added in program setting, such as, generally unload 10 circles just It can dismantle completely, but in order to ensure to be perfectly safe, just hydraulic tongs body 3 starts to breach when being enclosed during program setting to 13, then Retract, so just realize, the function of shackle.
The hydraulic tongs automatic pilot groundwork process of the invention is as follows:
Whole system is initialized when just starting, whole system state now is 3 mouthfuls of openings of hydraulic tongs body, is stretched Contracting arm 2 is fully retracted, and after oil pipe waits upper, shackle, telescopic arm 2 starts to stretch out, and hydraulic tongs sheet is arranged on when oil pipe enters After within the induction region to level detection sensor 21 on body 3, telescopic arm 2 stops stretching, and now, reversing cylinder 4 is quickly past Stretch out again and clamp oil pipe for several times to throw away pincers tooth with retracting, when PLC has performed the fast reciprocating stretching sent to reversing cylinder 4 After the order of retraction for several times, reversing cylinder 4 starts corresponding stretching or retraction, hydraulic tongs body according to upper button or shackle 3 just start corresponding forward or reverse, that is, start upper button or shackle.Upper, shackle is carried out when starting with low or first gear, when upper or unload When to a certain extent, shifting cylinder 7 starts gear being transferred on high speed gear, and hydraulic tongs body 3 just starts quick rotation work. During upper button, when tightened, the increase of the pressure of pressure gauge 22, it is signaled to PLC and is allowed to after stopping the rotation, reversing cylinder 4 is quickly past Multiple stretch out is allowed to decontrol oil pipe to throw pincers tooth away for several times with retracting, and then starts to retract to breach;During shackle, according to program institute After completing rotating cycle to the number of turns, the fast reciprocating of reversing cylinder 4 stretches out to be allowed to decontrol oil to throw pincers tooth away for several times with retracting Pipe, then start to retract to breach.In this way, just realize automatically controlling for hydraulic tongs operation.
The hydraulic tongs automatic pilot of the invention is simple in construction, easy to use, oil pipe is carried out, shackle when have Higher automaticity, greatly reduce the labor intensity and danger of worker.
The present invention is not limited to above-mentioned embodiment, all technical concepts based on the present invention, made structure On improvement, each fall among protection scope of the present invention.

Claims (5)

1. hydraulic tongs automatic pilot, it is characterised in that including:
Hoistable platform, the hoistable platform can move in vertical direction;
Telescopic arm, the telescopic arm are arranged on the hoistable platform and can moved up and down with the hoistable platform, described flexible Arm level leans out and can moved back and forth along its length, and the end of the telescopic arm is provided with hydraulic tongs body, the hydraulic tongs Body is provided with the reversing cylinder for being used for changing its steering;
The fixation handle of vertical state is fixed with the hydraulic tongs body, the end of the telescopic arm is further fixed on the first cunning Set, the first sliding sleeve up/down perforation, the fixed handle are located in first sliding sleeve and are adapted with first sliding sleeve.
2. hydraulic tongs automatic pilot as claimed in claim 1, it is characterised in that:The hydraulic tongs body is provided with gearshift Cylinder, rotation sliding sleeve is hinged with the shifting cylinder, and the rotation sliding sleeve is sheathed on the gear level of the hydraulic tongs body.
3. hydraulic tongs automatic pilot as claimed in claim 1, it is characterised in that:Also fixed vertically including four vertical Post, slidably there is the second sliding sleeve on the column described in four, and the corner location of the hoistable platform is respectively and fixedly provided with for will The jackscrew that second sliding sleeve is fixed on the column;
The lower section of the hoistable platform is provided with the lifting hydraulic cylinder for being used for controlling it to lift.
4. hydraulic tongs automatic pilot as claimed in claim 1, it is characterised in that:The hoistable platform be provided with twice with The parallel guide rail of the telescopic arm, sliding on the guide rail described in every has two sliding blocks, is set above the sliding block described in four There is the slide plate being secured to;
The telescopic arm is fixedly connected with the slide plate;
Leading screw box is fixed with the slide plate, the ball-screw parallel with the telescopic arm is provided with the leading screw box, The ball-screw is driven by servomotor.
5. hydraulic tongs automatic pilot as claimed in claim 1, it is characterised in that:Use is additionally provided with the hydraulic tongs body Level detection sensor is arrived in the counterpart detection sensor that aligns of sensing hydraulic tongs breach and for sense oil pipe;
Pressure gauge or pressure transmitter for induction pressure is installed at the oil inlet of the hydraulic tongs body.
CN201510700211.0A 2015-10-22 2015-10-22 Hydraulic tongs automatic pilot Active CN105156045B (en)

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CN105156045B true CN105156045B (en) 2017-12-26

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Publication number Priority date Publication date Assignee Title
CN105758757B (en) * 2016-04-13 2018-08-31 辽宁工程技术大学 A kind of coal petrography cutting test device and method
CN106050170B (en) * 2016-07-05 2018-07-06 江苏如石机械股份有限公司 A kind of rotary tong is remotely to gap positioning device and its control method

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* Cited by examiner, † Cited by third party
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SU1521851A2 (en) * 1988-02-15 1989-11-15 Специальное Проектно-Конструкторское Бюро Автоматизации Глубокого Разведочного Бурения Arrangement for loosening/tightening lock joints of drill string
JP5420456B2 (en) * 2010-03-17 2014-02-19 アズビル株式会社 Calorific value calculation formula creation system, calorific value calculation formula creation method, calorific value measurement system, and calorific value measurement method
CN202055780U (en) * 2011-05-06 2011-11-30 四川宏华石油设备有限公司 Power tongs
CN203867497U (en) * 2014-03-26 2014-10-08 南阳二机石油装备(集团)有限公司 Rotary bracket of iron roughneck
CN103900675B (en) * 2014-05-12 2017-02-08 福州鑫奥特纳科技有限公司 Novel lift weighing device detection method based on pliers-type lever mechanism
CN104120986B (en) * 2014-07-23 2016-04-06 中国石油大学(华东) Vehicular fully automatic hydraulic tubing tongs device
CN205117247U (en) * 2015-10-22 2016-03-30 北京海格立斯智能装备技术有限公司 Hydraulic tong automatic operation device

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Effective date of registration: 20170821

Address after: 100000 Beijing city Xicheng District Guang'an Sanyi No. 4 hydrological Lou Xuyang outside the hotel room 425

Applicant after: BEIJING HERCULES INTELLIGENT EQUIPMENT TECHNOLOGY CO., LTD.

Address before: The Twin Towers District of Zhuozhou City, Hebei province Baoding city Wenchang street 072750 Temple No. 487

Applicant before: Su Hao

CB03 Change of inventor or designer information
CB03 Change of inventor or designer information

Inventor after: Wang Jilin

Inventor after: Hou Jianfeng

Inventor after: Chen Zhong

Inventor after: Chen Weixi

Inventor after: Li Guoping

Inventor after: Fan Guolu

Inventor after: Gu Fengkang

Inventor after: Feng Pei

Inventor after: Yan Dongzhi

Inventor after: Jiang Jianfeng

Inventor after: Liu Junlin

Inventor before: Wang Jilin

Inventor before: Chen Weixi

Inventor before: Li Guoping

Inventor before: Fan Guolu

Inventor before: Gu Fengkang

Inventor before: Feng Pei

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