CN105064935A - Tubular column guiding device and iron roughneck comprising same - Google Patents
Tubular column guiding device and iron roughneck comprising same Download PDFInfo
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- CN105064935A CN105064935A CN201510448640.3A CN201510448640A CN105064935A CN 105064935 A CN105064935 A CN 105064935A CN 201510448640 A CN201510448640 A CN 201510448640A CN 105064935 A CN105064935 A CN 105064935A
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- jig arm
- push rod
- clamping arm
- hinged
- guiding device
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Abstract
The invention provides a tubular column guiding device and an iron roughneck comprising the same. A first clamping arm and a second clamping arm are jointly hinged to a hydraulic push rod or an electric push rod; a third clamping arm is hinged to a fourth clamping arm; the rear end of the third clamping arm is hinged to the rear end of the second clamping arm via a connecting rod; the hydraulic push rod or electric push rod stretches and retracts to drive the first clamping arm and the second clamping arm to move linearly and rotate relatively, and drives the third clamping arm and the fourth clamping arm to move synchronously via the connecting rod; and the four clamping arms jointly clamp or release a tube. The distance from a hinged joint between the first clamping arm and the second clamping arm to a hinged joint between the third clamping arm and the fourth clamping arm is reduced along with stretching of the hydraulic push rod or the electric push rod; and moreover, an included angle between the first clamping arm and the second clamping arm and an included angle between the third clamping arm and the fourth clamping arm are reduced along with reduction of the distance between the two hinged points. The tubular column guiding device can simultaneously adapt to tubes with different diameters, manual centralizing is not required, tube operation efficiency is improved, and operation risks are reduced.
Description
Technical field
The present invention relates to a kind of tubing string guiding device, belong to pipe process facility.
The invention still further relates to a kind of iron driller adopting aforementioned tubing string guiding device, in Oil/gas Well drilling, complete button/shackle operation.
Background technology
In Oil/gas Well drilling, when adopting iron driller to carry out upper button/shackle operation, the fixing tube joint cannot aiming at well head is rocked for avoiding pipe, usually by the hand steered pipe of operating personnel (drilling rod, sleeve pipe, drill collar) lead, slow in one's movements, operating efficiency is low, and artificial righting too increases operating risk.
Fig. 1 is existing a kind of tubing string guiding device, is driven the tubaeform block rubber 11 of folding by fluid power push rod 12.When tubaeform block rubber 11 closes up, the guide effect of pipe can be played.
Fig. 2 is the iron driller adopting aforementioned tubing string guiding device.Namely the cylinder body of aforementioned fluid power push rod 12, the fixed end of tubaeform block rubber 11 are arranged on the jaw top of iron driller 10, and the movable end of tubaeform block rubber 11 is connected to the piston rod head of fluid power push rod 12.When the piston rod of fluid power push rod 12 stretches out, the movable end of tubaeform block rubber 11 is drawn close to fixed end and jointly clamps pipe and play guide effect; When the piston rod of fluid power push rod 12 is retracted, the movable end of tubaeform block rubber 11, away from fixed end, unclamps pipe.
But in this tubing string guiding device, the internal diameter of tubaeform block rubber 11 is changeless, when the caliber of clamped pipe is less than the minimum diameter of block rubber 11, just need to change block rubber to adapt to clamped pipe with small pipe diameter; In like manner, pipe with small pipe diameter can block rubber also cannot meet the requirement of righting Large Diameter Pipeline pipe.Therefore, this tubing string guiding device versatility is poor, can not meet the drilling operation having caliber to change demand.Adopt the iron driller of this tubing string guiding device can not meet the demand of fast lifting pipe-handling efficiency.
Summary of the invention
The object of the invention is to: the guiding device that the large pipe with small pipe diameter of a kind of energy simultaneous adaptation is provided, to meet the demand of riser child-operation operating efficiency and reduction operating risk.
In order to achieve the above object, the invention provides a kind of tubing string guiding device, primarily of jig arm and driving mechanism composition, it is characterized in that: jig arm is made up of, all in curved boom shape jig arm one, jig arm two, jig arm three, jig arm four; Driving mechanism is single fluid power push rod or single electric pushrod; Jig arm one, jig arm two are hinged on aforementioned fluid power push rod or electric pushrod jointly; Jig arm three, jig arm four are hinged, and the rear end of jig arm three is hinged through the rear end of connecting rod and jig arm two; The rectilinear movement of fluid power push rod or electric pushrod telescopic drive jig arm one, jig arm two also rotates relatively, and drive jig arm three through connecting rod, jig arm four is synchronized with the movement, four jig arm jointly clamp or unclamp tubing string.
The present invention's ingenious utilization fluid power push rod or electric pushrod telescopic drive jig arm one, jig arm two move linearly and relatively rotate, and adopt that linkage drives jig arm three, jig arm four is synchronized with the movement again.Pin joint between jig arm one, jig arm two, and jig arm three, pin joint between jig arm four distance along with fluid power push rod or electric pushrod elongation and shorten; Meanwhile, the angle between jig arm one, jig arm two, and jig arm three, jig arm four angle also along with the distance of aforementioned two pin joints reduces and diminishes.Namely the adjustable circular space of diameter is defined between four jig arm.Therefore, the pipe of the large pipe with small pipe diameter of energy simultaneous adaptation of the present invention, without the need to artificial righting, improves pipe-handling operating efficiency and reduces operating risk.
Certainly, tubing string guiding device of the present invention, preferably can be limited to work in two parallel horizontal planes, with ensure pin joint between jig arm and connecting rod running orbit can not produce vertical on change, or the distortion that when avoiding pipe heavier, pin joint and connecting rod occur.Therefore, preferred as one, a kind of tubing string guiding device of the present invention, is further characterized in that: above-mentioned jig arm one, jig arm two are jointly hinged on fluid power push rod or electric pushrod through bearing pin, moves linearly under fluid power push rod or electric pushrod telescopic drive on fixing slideway; Above-mentioned jig arm three, jig arm four are through hinge and move linearly on fixing slideway under connecting rod drives; Above-mentioned connecting rod is two, wherein one end of connecting rod one and the rear end of jig arm two hinged, the other end of connecting rod one and one end of connecting rod two are through hinge, the other end of connecting rod two and the rear end of jig arm three hinged, connecting rod one moves linearly together with connecting rod two under the drive of jig arm two on fixing slideway, and drives jig arm three, jig arm four and jig arm one, jig arm two to be synchronized with the movement.By the slip of bearing pin on slideway, make pin joint and link motion more smooth and easy, steady.
For increasing the stability of mechanism further, preferred as one, a kind of tubing string guiding device of the present invention, is further characterized in that: the rear end of above-mentioned jig arm one, jig arm two, jig arm three, jig arm four is all hinged fixing.
Grasp ability for what improve jig arm further, preferred as one, a kind of tubing string guiding device of the present invention, is further characterized in that: the front end of above-mentioned jig arm one, jig arm two, jig arm three, jig arm four is arc-shaped.Alternatively, a kind of tubing string guiding device of the present invention, its feature also can be: the front end of above-mentioned jig arm one, jig arm two, jig arm three, jig arm four is erect otic placode, and roller is arranged on otic placode.
Position for ease of the jig arm that is hinged adjusts, preferred as one, a kind of tubing string guiding device of the present invention, is further characterized in that: the side of above-mentioned jig arm one, jig arm two, jig arm three, jig arm four is provided with a long slot bore, and above-mentioned hinged bearing pin is connected in long slot bore.
For ease of dismounting, preferred as one, a kind of tubing string guiding device of the present invention, is further characterized in that: there is screwed hole on bearing pin top.
For making tubing string guiding device of the present invention convenient for completing upper button/shackle operation in Oil/gas Well drilling, present invention also offers a kind of iron driller adopting aforementioned tubing string guiding device, it is characterized in that: the cylinder body of above-mentioned fluid power push rod or electric pushrod, and slideway is all fixedly mounted on the caliper of iron driller.Driving mechanism and slideway are fixed on the caliper of iron driller, can not only increase stability when tubing string guiding device is used alone, and also make the moiety by weight of tubing string guiding device can move together with iron driller.
Preferred as one, a kind of iron driller of the present invention, is further characterized in that: above-mentioned slideway is made up of sliding way and glide path, and the bottom surface of glide path is provided with positioning spigot, coordinates and is arranged on the locating slot of iron driller caliper; Sliding way is fixedly mounted on the caliper of iron driller through bearing.Sliding way, glide path limit the movement locus of bearing pin upper end, lower end respectively, make the motion of bearing pin more steady, the also length of more convenient increase bearing pin, thus the convenient height increasing tubing string guiding device.
Preferred as one, a kind of iron driller of the present invention, is further characterized in that: above-mentioned driving mechanism is single fluid power push rod, and cylinder body is fixedly mounted on the caliper of iron driller through cylinder support; Cylinder support is made up of slideway fixed head, oil cylinder fixed head, base plate; Its middle slideway fixed head there is the through hole of the piston rod head size being greater than fluid power push rod, have circular counter bore to carry out positional cylinder with the cylinder body contact surface of fluid power push rod; Its middle slideway fixed head is concave character type, and groove is used for installing slideway; Wherein base plate there are two positioning boss matched with locating hole on iron driller caliper.Equally with iron driller adopt hydraulic drive, not only convenient and iron driller adopts same hydraulic source, also can reduce electrically driven (operated) wiring, increases the safety of operation.
Accompanying drawing explanation
The present invention is further illustrated below in conjunction with the drawings and specific embodiments.
Fig. 1 is the structural representation of existing tubing string guiding device;
Fig. 2 is the structural representation of the iron driller of existing employing tubing string guiding device;
Fig. 3 is the structural representation of an embodiment of tubing string guiding device of the present invention;
Fig. 4 is for adopting the structural representation of the iron driller of tubing string guiding device shown in Fig. 3;
Fig. 5 is for the clamping of guiding device shown in Fig. 3 is compared with operating diagram during pipe with small pipe diameter pipe;
Fig. 6 is for the clamping of guiding device shown in Fig. 3 is compared with operating diagram during Large Diameter Pipeline pipe;
Fig. 7 is the explosive view of the connected component of jig arm 1 in Fig. 3;
Fig. 8 is the explosive view of the connected component of jig arm 2 22 in Fig. 3;
Fig. 9 is the explosive view of the connected component of connecting rod 1 in Fig. 3;
Figure 10 is the structural representation of glide path 1 in Fig. 3;
Figure 11 is the structural representation of sliding way 1 in Fig. 3;
Figure 12 is the structural representation of cylinder support 61 in Fig. 3;
Figure 13 is the structural representation of connecting rod slideway 531 in Fig. 3;
Figure 14 is the structural representation of bearing 2 221 or bearing 3 231 in Fig. 3;
Figure 15 is the structural representation of Fig. 3 middle slideway bearing 62.
Detailed description of the invention
The technological means realized to make the present invention, creation characteristic, reaching object and effect is easy to understand, below in conjunction with concrete diagram, setting forth the present invention further.
As shown in Figure 3, this tubing string guiding device comprises jig arm 1, jig arm 2 22, jig arm 3 23, jig arm 4 24, fluid power push rod 31, connecting rod 1, connecting rod 2 42, bearing pin 1, bearing pin 2 52, bearing pin 3 53, glide path 1, sliding way 1, glide path 2 521, sliding way 2 522, connecting rod slideway 531, cylinder support 61, slideway support 62, bearing 1, bearing 2 221, bearing 3 231, bearing 4 241.
The iron driller adopting this tubing string guiding device as shown in Figure 4.On the glide path 1 of tubing string guiding device, glide path 2 521, connecting rod slideway 531, cylinder support 61, slideway support 62, bearing 1, bearing 2 221, bearing 3 231, the caliper of bearing 4 241 all through being bolted to iron driller, opening direction between the jaw direction of iron driller and jig arm 1, jig arm 4 24 is consistent, so that pipe enters.
Jig arm 1, jig arm 4 24 structure are symmetrical; Bearing 1, bearing 4 241 structure are identical.As shown in Figure 7, jig arm 1 is in curved boom shape, and otic placode 212 is erect in its front end welding one, and otic placode is provided with roller 213, side is provided with a long slot bore 214.Bearing 1 there is the otic placode with pin control, bottom surface has four bolts hole.The rear end of jig arm 1 is hinged on bearing 1, and bearing 1 is bolted on the objects such as the caliper of iron driller through four.In like manner, as shown in Figure 3, the rear end of jig arm 4 24 is hinged on bearing 4 241, and bearing 4 241 is bolted on the caliper of iron driller through four.
Jig arm 2 22, jig arm 3 23 structure are symmetrical.As shown in Fig. 8 or Fig. 9, jig arm 2 22, compared with jig arm 1, only increases the hole of an installing connecting rods 1.In like manner, as shown in Figure 3, jig arm 3 23, compared with jig arm 4 24, only increases the hole of an installing connecting rods 2 42.As shown in figure 14, bearing 2 221 there is the otic placode with pin-and-hole, bottom surface has four bolts hole.The rear end of jig arm 2 22 is hinged on bearing 2 221, and bearing 2 221 is bolted on the objects such as the caliper of iron driller through four.The rear end of jig arm 3 23 is hinged on bearing 3 231, and bearing 3 231 is bolted on the caliper of iron driller through four.
As shown in Figure 12, Fig. 7, Fig. 4, the cylinder body 311 of fluid power push rod is fixedly mounted on the caliper of iron driller through cylinder support 61.Cylinder support 61 is made up of slideway fixed head, oil cylinder fixed head, base plate; Wherein oil cylinder fixed head there is the through hole of the piston rod head size being greater than fluid power push rod, have circular counter bore to carry out positional cylinder with the cylinder body contact surface of fluid power push rod; Its middle slideway fixed head is concave character type, and groove is for installing sliding way 1 as shown in figure 11; Wherein base plate there are two positioning boss matched with locating hole on iron driller caliper.There is slideway sliding way 1 bottom surface, and there are four counterbores one end, for sliding way 1 is arranged on cylinder support 61.
In like manner, as shown in Figure 15, Fig. 3, slideway support 62 is fixedly mounted on the caliper of iron driller.Slideway support 62 is made up of slideway fixed head, base plate; Its middle slideway fixed head is concave character type, and groove is used for installing slideway 2 522; Wherein base plate there are two positioning boss matched with locating hole on iron driller caliper.
As shown in Figure 7, Figure 8, long slot bore 214 consistency from top to bottom in long slot bore 224 in jig arm 2 22, the piston rod head pin-and-hole 313 of fluid power push rod 31 and jig arm 1, penetrate bearing pin 1, jig arm 1, jig arm 2 22 be jointly hinged on fluid power push rod 31 piston rod 312 on.Bearing pin 1 has horizontal draw-in groove near top end, is used for coordinating with U-shaped clamp, plays the effect of bearing pin axial restraint.There is screwed hole on bearing pin 1 top, so that dismounting hinge pin.
When the piston rod of fluid power push rod 31 stretches, bearing pin 1 drives jig arm 1, jig arm 2 22 to slide in the slideway of sliding way 1 as shown in figure 11 and glide path 1 as shown in Figure 10.Glide path 1 is made by steel plate, has the slideway of spill above, and the sliding trace of restriction bearing pin 1, bottom surface is provided with positioning spigot, and when being arranged on iron driller caliper, this positioning spigot coordinates with the locating slot above iron driller caliper the effect reaching location.
In like manner, as shown in Figure 3, the long slot bore (not shown) in jig arm 3 23 and the long slot bore (not shown) consistency from top to bottom in jig arm 4 24, penetrate bearing pin 2 52, and jig arm 3 23, jig arm 4 24 are formed hinged.Bearing pin 2 52 can drive jig arm 3 23, jig arm 4 24 to slide in the slideway of sliding way 2 522 and glide path 2 521.
As shown in Fig. 3, Fig. 9, one end of connecting rod 1 and the rear end of jig arm 2 22 hinged, the other end of connecting rod 1 and one end of connecting rod 2 42 hinged through bearing pin 53, the other end of connecting rod 2 42 and the rear end of jig arm 3 23 hinged, connecting rod 1 is rectilinear movement on connecting rod slideway 531 as shown in fig. 13 that under the drive of jig arm 2 22 together with connecting rod 2 42.Connecting rod slideway 531 is made up of slideway and base plate, and the positioning spigot be provided with bottom base plate coordinates with locating slot on iron driller caliper locates.
As shown in Figure 3, the pin joint that the left and right sides is all is all arranged symmetrically with.When fluid power push rod 31 telescopic band untie-sell axle about 1 rectilinear motion, bearing pin 1 drives jig arm 1 and jig arm 2 22 around a respective rotation that is fixedly hinged; Jig arm 3 23 and jig arm 4 24 also to rotate around respective being fixedly hinged under the drive of connecting rod 1, connecting rod 2 42, thus make the roller in each jig arm synchronously towards or deviate from tube center motion, jointly complete the action of righting pipe.After the pin thread of righting roller guide top pipe enters into the box of lower end fixing tube, can unclamp and return to the shortest attitude of fluid power push rod 31 stroke, pipe joint has detained rear iron driller exiting well head region to facilitate.
As shown in Figure 5, when fluid power push rod 31 reaches maximum distance along arrow, bearing pin 3 53 reaches connecting rod slideway 531 outermost point in the direction of the arrow; Pin joint between the pin joint of jig arm 1, jig arm 2 22 and jig arm 3 23, jig arm 4 24 moves all in the direction of the arrow, forms minimum range between the two; Between jig arm 1, jig arm 2 22 angles and jig arm 3 23, jig arm 4 24, angle is minimum; The pipe caliber of four jig arm clampings is minimum.
As shown in Figure 6, when fluid power push rod 31 stretches out less, bearing pin 3 53 is positioned at connecting rod slideway 531 innermost point; The distance of the pin joint between the pin joint of jig arm 1, jig arm 2 22 and jig arm 3 23, jig arm 4 24 reaches maximum; Between jig arm 1, jig arm 2 22 angles and jig arm 3 23, jig arm 4 24, angle is maximum; The pipe caliber of four jig arm clampings is maximum.
Therefore, due in the present embodiment, the pipe caliber of clamping is adjustable, the large pipe with small pipe diameter of energy simultaneous adaptation, can riser child-operation operating efficiency and reduction operating risk.
Claims (10)
1. a tubing string guiding device, primarily of jig arm and driving mechanism composition, is characterized in that: jig arm is made up of, all in curved boom shape jig arm one, jig arm two, jig arm three, jig arm four; Driving mechanism is single fluid power push rod or single electric pushrod; Jig arm one, jig arm two are hinged on aforementioned fluid power push rod or electric pushrod jointly; Jig arm three, jig arm four are hinged, and the rear end of jig arm three is hinged through the rear end of connecting rod and jig arm two; Fluid power push rod or electric pushrod telescopic drive jig arm one, jig arm two move linearly and relatively rotate, and drive jig arm three through connecting rod, jig arm four is synchronized with the movement, four jig arm jointly clamp or unclamp tubing string.
2. a kind of tubing string guiding device according to claim 1, it is characterized in that: above-mentioned jig arm one, jig arm two are jointly hinged on fluid power push rod or electric pushrod through bearing pin, move linearly on fixing slideway under fluid power push rod or electric pushrod telescopic drive; Above-mentioned jig arm three, jig arm four are through hinge and move linearly on fixing slideway under connecting rod drives; Above-mentioned connecting rod is two, wherein one end of connecting rod one and the rear end of jig arm two hinged, the other end of connecting rod one and one end of connecting rod two are through hinge, the other end of connecting rod two and the rear end of jig arm three hinged, connecting rod one moves linearly together with connecting rod two under the drive of jig arm two on fixing slideway, and drives jig arm three, jig arm four and jig arm one, jig arm two to be synchronized with the movement.
3. a kind of tubing string guiding device according to claim 2, is characterized in that: the rear end of above-mentioned jig arm one, jig arm two, jig arm three, jig arm four is all hinged fixing.
4. a kind of tubing string guiding device according to claim 3, is characterized in that: the front end of above-mentioned jig arm one, jig arm two, jig arm three, jig arm four is arc-shaped.
5. a kind of tubing string guiding device according to claim 3, is characterized in that: the front end of above-mentioned jig arm one, jig arm two, jig arm three, jig arm four is erect otic placode, and roller is arranged on otic placode.
6. a kind of tubing string guiding device according to claim 4 or 5, is characterized in that: the side of above-mentioned jig arm one, jig arm two, jig arm three, jig arm four is provided with a long slot bore, and above-mentioned hinged bearing pin is connected in long slot bore.
7. a kind of tubing string guiding device according to claim 2, is characterized in that: there is screwed hole on the top of above-mentioned bearing pin.
8. adopt an iron driller for tubing string guiding device according to claim 6, it is characterized in that: the cylinder body of above-mentioned fluid power push rod or electric pushrod, and slideway is all fixedly mounted on the caliper of iron driller.
9. a kind of iron driller according to claim 7, it is characterized in that: above-mentioned slideway is made up of sliding way and glide path, the bottom surface of glide path is provided with positioning spigot, coordinates and is arranged on the locating slot of iron driller caliper; Sliding way is fixedly mounted on the caliper of iron driller through bearing.
10. a kind of iron driller according to claim 8, is characterized in that: above-mentioned driving mechanism is single fluid power push rod, and cylinder body is fixedly mounted on the caliper of iron driller through cylinder support; Cylinder support is made up of slideway fixed head, oil cylinder fixed head, base plate; Wherein oil cylinder fixed head there is the through hole of the piston rod head size being greater than fluid power push rod, have circular counter bore to carry out positional cylinder with the cylinder body contact surface of fluid power push rod; Its middle slideway fixed head is concave character type, and groove is used for installing slideway; Wherein base plate there are two positioning boss matched with locating hole on iron driller caliper.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510448640.3A CN105064935B (en) | 2015-07-28 | 2015-07-28 | A kind of tubing string guider and the iron driller using the device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510448640.3A CN105064935B (en) | 2015-07-28 | 2015-07-28 | A kind of tubing string guider and the iron driller using the device |
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| Publication Number | Publication Date |
|---|---|
| CN105064935A true CN105064935A (en) | 2015-11-18 |
| CN105064935B CN105064935B (en) | 2017-07-11 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201510448640.3A Active CN105064935B (en) | 2015-07-28 | 2015-07-28 | A kind of tubing string guider and the iron driller using the device |
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Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105545233A (en) * | 2016-02-26 | 2016-05-04 | 四川宏华石油设备有限公司 | Center positioning device |
| CN105625966A (en) * | 2016-03-25 | 2016-06-01 | 北京南车时代机车车辆机械有限公司 | Roofbolter and gripper thereof |
| CN107269237A (en) * | 2017-07-18 | 2017-10-20 | 四川昆仑石油设备制造有限公司 | A kind of spinner roller synchronization action or the spinner clamp device of movement |
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| CN103437725A (en) * | 2013-08-31 | 2013-12-11 | 四川宏华石油设备有限公司 | Centering device of well-drilling tubular tool |
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| CN204877328U (en) * | 2015-07-28 | 2015-12-16 | 四川宏华石油设备有限公司 | Tubular column guider and anvil worker who adopts device |
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| GB1046057A (en) * | 1965-06-11 | 1966-10-19 | V P Isyskatelsky I Nii Gidropr | Pipe-gripping device |
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Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105545233A (en) * | 2016-02-26 | 2016-05-04 | 四川宏华石油设备有限公司 | Center positioning device |
| CN105625966A (en) * | 2016-03-25 | 2016-06-01 | 北京南车时代机车车辆机械有限公司 | Roofbolter and gripper thereof |
| CN107269237A (en) * | 2017-07-18 | 2017-10-20 | 四川昆仑石油设备制造有限公司 | A kind of spinner roller synchronization action or the spinner clamp device of movement |
| CN107269237B (en) * | 2017-07-18 | 2023-06-27 | 四川昆仑石油设备制造有限公司 | Rotary buckle pliers device with rotary buckle roller synchronously moving |
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|---|---|
| CN105064935B (en) | 2017-07-11 |
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