CN204457537U - A kind of hydraulic releasing setting tool - Google Patents

A kind of hydraulic releasing setting tool Download PDF

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Publication number
CN204457537U
CN204457537U CN201520119518.7U CN201520119518U CN204457537U CN 204457537 U CN204457537 U CN 204457537U CN 201520119518 U CN201520119518 U CN 201520119518U CN 204457537 U CN204457537 U CN 204457537U
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CN
China
Prior art keywords
central tube
piston
jointing
setting tool
contact
Prior art date
Application number
CN201520119518.7U
Other languages
Chinese (zh)
Inventor
马小平
张健
陶风
朱向斌
王鲜
龚文冲
Original Assignee
荆州市赛瑞能源技术有限公司
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Application filed by 荆州市赛瑞能源技术有限公司 filed Critical 荆州市赛瑞能源技术有限公司
Priority to CN201520119518.7U priority Critical patent/CN204457537U/en
Application granted granted Critical
Publication of CN204457537U publication Critical patent/CN204457537U/en

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Abstract

The utility model relates to a kind of hydraulic releasing setting tool, belongs to Oil/gas Well underground operation tool field.This setting tool comprises central tube, top connection, lower contact, piston, setting sleeve and support ring.Piston rod is equipped with by jointing A in one end of central tube; On piston rod, screw thread is provided with top connection, and in top connection, screw thread is provided with piston bush, between piston bush and piston rod, piston is housed, and lower contact is equipped with by jointing B in central tube other end termination; Central tube termination in lower contact is provided with ball seat, and ball seat is connected with lower contact by shear pin C.This setting tool sealing performance is reliable, and separate piston cylinder driving, hydraulic setting, hydraulic releasing and rotational release are integrated, and solve the existing setting tool poor sealing performance supporting with sand control packer, affect packer setting; To give up difficulty, affect the problem of postorder production operation.This setting tool can be guaranteed to depart from smoothly with packer, for postorder production operation provides passage.

Description

A kind of hydraulic releasing setting tool

Technical field

The utility model relates to a kind of hydraulic releasing setting tool, belongs to Oil/gas Well underground operation tool field.

Background technology

Sand control packer is as most important part in the outer tubing string of sand control, not only want packing flow string and top oil, cover annular space, also must play the effect of hanging sand control pipe, and after operation completes, guarantee that setting tool and packer depart from smoothly, for postorder production operation provides passage.But current and that sand control packer is supporting setting tool poor sealing performance, affects packer setting; To give up difficulty, affect postorder production operation, and without function of promptly giving up, bad adaptability.Therefore, be necessary to research and develop a kind of sealing performance reliable, the setting tool that separate piston cylinder driving, hydraulic setting, hydraulic releasing and rotational release (function of promptly giving up) are integrated.

Summary of the invention

The purpose of this utility model is: provide a kind of sealing performance reliable, the hydraulic releasing setting tool that separate piston cylinder driving, hydraulic setting, hydraulic releasing and rotational release (function of promptly giving up) are integrated.

The technical solution of the utility model is:

A kind of hydraulic releasing setting tool, comprises central tube, top connection, lower contact, piston, setting sleeve and support ring; It is characterized in that: piston rod is equipped with by jointing A in one end of central tube; On piston rod, screw thread is provided with top connection, and in top connection, screw thread is provided with piston bush, between piston bush and piston rod, piston is housed, and piston is provided with setting sleeve by catching cover, and setting sleeve is connected and fixed by holding screw H and seizure cover; On the central tube of jointing A side, screw thread is provided with anchor fluke, is provided with release ring between anchor fluke and central tube, and release ring is connected and fixed by shear pin B and central tube; Lower contact is equipped with by jointing B in central tube other end termination; Central tube termination in lower contact is provided with ball seat, and ball seat is connected with lower contact by shear pin C.

Described jointing A is threaded with piston rod and central tube respectively, and piston rod is also fixed by holding screw A and jointing A.

Fixed by holding screw B between described piston rod and top connection.

Fixed by holding screw C between described top connection and piston bush.

Described piston is connected with catching to overlap with piston rod with holding screw D respectively by shear pin A.

Central tube between described anchor fluke and jointing A is provided with spring.

On described jointing A, screw thread is provided with support ring, and support ring is also fixed by holding screw E and jointing A.

Described jointing B is threaded with central tube and lower contact respectively, and jointing B is also fixed with central tube and lower contact respectively by holding screw F and holding screw G.

Described jointing B is equipped with seal.

The utility model has the advantage of:

1, this hydraulic releasing setting tool realizes packer setting by hydraulic drive.Under the effect of hydraulic coupling, internal piston promotes the setting sleeve on packer, and packing element forced compression, slips is stressed to be strutted, and grappling internal surface of sleeve pipe, realizes packer setting.

2, two-stage sealing, seals more reliable.Adopt the mode of metal and the vulcanization of rubber, instead of conventional sealing means as sealed packing, O type circle etc., make metal available protecting rubber, seal long-term effectively with packer sealing cylinder, and this sulfuration seal is reusable.

3, being threaded of standard.This setting tool front end is the drill rod thread of standard, is convenient to enter with under standard, reclaimer is connected.

4, anchor fluke has elasticity and is designed with left-handed special thread, be convenient to the connection of packer, under enter and give up.Anchor fluke is slotted and is drawn in, loosens flexibly, and fluting it also avoid the deposition of foreign material in motion.

5, setting tool can realize hydraulic releasing, possesses function of promptly giving up simultaneously.After packer setting is complete, continues to apply hydraulic coupling to annular space, move up after inner support ring is stressed, elastic claw loses to support and inwardly shrinks, and departs from packer.In emergency circumstances also by dextrorotation tubing string, realize giving up.After setting tool is given up, continue pump pressure, hit bottom ball seat down, inside and outside pressure differential can be balanced, make instrument go out well smoothly.

Accompanying drawing explanation

Fig. 1 is structural representation of the present utility model;

Fig. 2 is the structure for amplifying schematic diagram at Figure 1A place;

Fig. 3 is the structure for amplifying schematic diagram at Figure 1B place;

Fig. 4 is the structure for amplifying schematic diagram at Fig. 1 C place;

Fig. 5 is the structure for amplifying schematic diagram at Fig. 1 D place.

In figure: 1, central tube, 2, top connection, 3, lower contact, 4, piston, 5, setting sleeve, 6, support ring, 7, jointing A, 8, piston rod, 9, holding screw A, 10, holding screw B, 11, piston bush, 12, holding screw C, 13, catch cover, 14, shear pin A, 15, holding screw D, 16, anchor fluke, 17, spring, 18, holding screw E, 19, release ring, 20, shear pin B, 21, jointing B, 22, holding screw F, 23, holding screw G, 24, ball seat, 25, shear pin C, 26, seal, 27, holding screw H.

Detailed description of the invention

This hydraulic releasing setting tool comprises central tube 1, top connection 2, lower contact 3, piston 4, setting sleeve 5 and support ring 6.Piston rod 8 is equipped with by jointing A7 in one end of central tube 1; Jointing A7 is threaded with piston rod 8 and central tube 1 respectively, and piston rod 8 is also fixed by holding screw A9 and jointing 7A.On piston rod 8, screw thread is provided with top connection 2.To be fixed by holding screw B10 between piston rod 8 and top connection 1.In top connection 2, screw thread is provided with piston bush 11, to be fixed between top connection 2 and piston bush 11 by holding screw C12.

Piston 4 is housed between piston bush 11 and piston rod 8, piston 4 is provided with setting sleeve 5 by catching cover 13.Piston 4 by shear pin A14 and holding screw D15 respectively with piston rod 8 with catch cover 13 and be connected.Setting sleeve 5 is connected and fixed by holding screw H27 and seizure cover 13.

On the central tube 1 of jointing A7 side, screw thread is provided with anchor fluke 16, and the central tube 1 between anchor fluke 16 and jointing A7 is provided with spring 17.Be provided with between anchor fluke 16 and central tube 1 and discharge ring 19, release ring 19 is connected and fixed by shear pin B20 and central tube 1.

Lower contact 3 is equipped with by jointing B21 in central tube 1 other end termination; Jointing B21 is threaded with central tube 1 and lower contact 3 respectively, and jointing B21 is also fixed with central tube 1 and lower contact 3 respectively by holding screw F22 and holding screw G23; Seal 26 jointing B21 is equipped with.Central tube 1 termination in lower contact 3 is provided with ball seat 24, and ball seat 24 is connected with lower contact 3 by shear pin C25.

On the jointing A7 of this hydraulic releasing setting tool, screw thread is provided with support ring 6, and support ring 6 is also fixed by holding screw E18 and jointing A7.

This hydraulic releasing setting tool forms setting mechanism by top connection 2, piston bush 11, piston 4, piston rod 8, seizure cover 13 and setting sleeve 5.

Anchor mechanism is formed by jointing A7, support ring 6, central tube 1, spring 17, anchor fluke 16 and release ring.

Sealing mechanism is formed by jointing B, seal 26, ball seat 24, lower contact 3.

During the work of this hydraulic releasing setting tool, be connected with packer threaded upper ends by anchor fluke 16, then be lowered into precalculated position by tubing transmission.

This setting tool connects under sand control packer behind precalculated position, pitching in ball seat 24, to oil pipe pump pressure, when the pressure reaches a predetermined value, the shear pin A14 on this setting tool cuts off, and piston 4 moves down, thus promotion seizure cover 13 and setting sleeve 5 move down the packing element on squeeze packer, meanwhile, the lead ring on packer is stressed to be moved down, and promotes upper cone, the stressed support of slips, outwards open, grappling internal surface of sleeve pipe, packer setting completes.After testing seal about packer completes, continue to packer annular space pump pressure, the release ring 19 on this setting tool is stressed to move up, and cuts off shear pin B20, and anchor fluke 16 loses and supports backward interior contraction, departs from packer.Continue to oily pump pressure in pipe, cut off the shear pin C25 on afterbody ball seat 24, ball seat 24 moves down, and the balance pipe balance external and internal pressure in lower contact 3, this setting tool can trip out pit shaft.

In emergency circumstances, realize giving up by dextrorotation tubing string.

Claims (9)

1. a hydraulic releasing setting tool, comprises central tube (1), top connection (2), lower contact (3), piston (4), setting sleeve (5) and support ring (6); It is characterized in that: one end of central tube (1) is by jointing A(7) piston rod (8) is housed; The upper screw thread of piston rod (8) is provided with top connection (2), the upper screw thread of top connection (2) is provided with piston bush (11), piston (4) is housed between piston bush (11) and piston rod (8), piston (4) is provided with setting sleeve (5) by catching cover (13), and setting sleeve (5) is by holding screw H(27) overlap (13) and be connected and fixed with catching; Jointing A(7) the upper screw thread of central tube (1) of side is provided with anchor fluke (16), be provided with between anchor fluke (16) and central tube (1) and discharge ring (19), discharge ring (19) by shear pin B(20) and central tube (1) be connected and fixed; Central tube (1) other end termination is by jointing B(21) lower contact (3) is housed; Central tube (1) termination in lower contact (3) is provided with ball seat (24), and ball seat (24) is by shear pin C(25) be connected with lower contact (3).
2. a kind of hydraulic releasing setting tool according to claim 1, it is characterized in that: described jointing A(7) be threaded with piston rod (8) and central tube (1) respectively, piston rod (8) also passes through holding screw A(9) and jointing A(7) fixing.
3. a kind of hydraulic releasing setting tool according to claim 1, is characterized in that: by holding screw B(10 between described piston rod (8) and top connection (2)) fixing.
4. a kind of hydraulic releasing setting tool according to claim 1, is characterized in that: by holding screw C(12 between described top connection (2) and piston bush (11)) fixing.
5. a kind of hydraulic releasing setting tool according to claim 1, is characterized in that: described piston (4) is by shear pin A(14) with holding screw D(15) respectively with piston rod (8) with catch and overlap (13) and be connected.
6. a kind of hydraulic releasing setting tool according to claim 1, is characterized in that: described anchor fluke (16) and jointing A(7) between central tube (1) on be provided with spring (17).
7. a kind of hydraulic releasing setting tool according to claim 1, is characterized in that: described jointing A(7) upper screw thread is provided with support ring (6), support ring (6) is also by holding screw E(18) with jointing A(7) fixing.
8. a kind of hydraulic releasing setting tool according to claim 1, it is characterized in that: described jointing B(21) be threaded with central tube (1) and lower contact (3) respectively, jointing B(21) and by holding screw F(22) and holding screw G(23) fix with central tube (1) and lower contact (3) respectively.
9. a kind of hydraulic releasing setting tool according to claim 1, is characterized in that: described jointing B(3) on seal (26) is housed.
CN201520119518.7U 2015-02-28 2015-02-28 A kind of hydraulic releasing setting tool CN204457537U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN201520119518.7U CN204457537U (en) 2015-02-28 2015-02-28 A kind of hydraulic releasing setting tool

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN201520119518.7U CN204457537U (en) 2015-02-28 2015-02-28 A kind of hydraulic releasing setting tool

Publications (1)

Publication Number Publication Date
CN204457537U true CN204457537U (en) 2015-07-08

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Family Applications (1)

Application Number Title Priority Date Filing Date
CN201520119518.7U CN204457537U (en) 2015-02-28 2015-02-28 A kind of hydraulic releasing setting tool

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CN (1) CN204457537U (en)

Cited By (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN105114021A (en) * 2015-09-17 2015-12-02 湖南唯科拓石油科技服务有限公司 Hanging sealer for installing velocity string in oil pipe and feeding and recovering tool of hanging sealer
CN105840126A (en) * 2016-06-21 2016-08-10 荆州市赛瑞能源技术有限公司 Linked-release hanger delivery tool
CN106907120A (en) * 2017-02-10 2017-06-30 中国海洋石油总公司 Slip out of the hand instrument and its construction method are sent into for SIMULATION STUDY OF GRAVEL PACKING IN HORIZONTAL WELL sand control pipe
CN107387005A (en) * 2017-08-10 2017-11-24 诺斯石油工具(天津)有限公司 A kind of noresidue relieving mechanism

Cited By (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN105114021A (en) * 2015-09-17 2015-12-02 湖南唯科拓石油科技服务有限公司 Hanging sealer for installing velocity string in oil pipe and feeding and recovering tool of hanging sealer
CN105840126A (en) * 2016-06-21 2016-08-10 荆州市赛瑞能源技术有限公司 Linked-release hanger delivery tool
CN106907120A (en) * 2017-02-10 2017-06-30 中国海洋石油总公司 Slip out of the hand instrument and its construction method are sent into for SIMULATION STUDY OF GRAVEL PACKING IN HORIZONTAL WELL sand control pipe
CN106907120B (en) * 2017-02-10 2019-06-14 中国海洋石油集团有限公司 Slip out of the hand tool and its construction method are sent into for SIMULATION STUDY OF GRAVEL PACKING IN HORIZONTAL WELL sand control pipe
CN107387005A (en) * 2017-08-10 2017-11-24 诺斯石油工具(天津)有限公司 A kind of noresidue relieving mechanism
CN107387005B (en) * 2017-08-10 2019-09-10 诺斯石油工具(天津)有限公司 A kind of noresidue relieving mechanism

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C14 Grant of patent or utility model
CF01 Termination of patent right due to non-payment of annual fee

Granted publication date: 20150708

Termination date: 20190228

CF01 Termination of patent right due to non-payment of annual fee