CN203729942U - Tubing hanger positioning device - Google Patents

Tubing hanger positioning device Download PDF

Info

Publication number
CN203729942U
CN203729942U CN201420096512.8U CN201420096512U CN203729942U CN 203729942 U CN203729942 U CN 203729942U CN 201420096512 U CN201420096512 U CN 201420096512U CN 203729942 U CN203729942 U CN 203729942U
Authority
CN
China
Prior art keywords
boll
weevil hanger
gland
screw rod
positioner
Prior art date
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.)
Expired - Lifetime
Application number
CN201420096512.8U
Other languages
Chinese (zh)
Inventor
方存正
刘德银
李伏虎
王英才
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Fangzheng Valve Group Shanghai Co ltd
Original Assignee
SHANGHAI YILIN PETROLEUM MACHINERY MANUFACTURE CO Ltd
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Application filed by SHANGHAI YILIN PETROLEUM MACHINERY MANUFACTURE CO Ltd filed Critical SHANGHAI YILIN PETROLEUM MACHINERY MANUFACTURE CO Ltd
Priority to CN201420096512.8U priority Critical patent/CN203729942U/en
Application granted granted Critical
Publication of CN203729942U publication Critical patent/CN203729942U/en
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

Links

Landscapes

  • Supports For Pipes And Cables (AREA)

Abstract

The utility model relates to a tubing hanger positioning device comprising a screw (1), a gland (2), a spring (3) and a positioning block (4). The screw (1) and the gland (2) are integrally connected through steel balls (5). The end of the screw (1) is provided with a first socket (6); the spring (3) is disposed in the first socket (6) and connected with the positioning block (4); the gland (2) is provided with a through hole; the end of the positioning block (4) penetrates the through hole; the outer wall of the screw (1) is provided with a seal mechanism. Compared with the prior art, the tubing hanger positioning device is novel and simple in structure and reasonable in design, and allows a tubing hanger to be positioned quickly and accurately; not a guide angle or a positioning groove but two positioning holes need to be machined in the tubing hanger, and the machining process of a tube head is simplified; the problems that the existing tubing hanger guide positioning device is complex in structure and large in size and is easily collided or abraded with other devices during operating, more time and labor is consumed and operating cost is high are avoided.

Description

A kind of boll-weevil hanger positioner
[technical field]
The utility model relates to boll-weevil hanger technical field, specifically a kind of boll-weevil hanger positioner.
[background technology]
Boll-weevil hanger is mainly used to hang oil pipe weight, and the passage of production of hydrocarbons and annular space is provided, and provides interface and passage for automatically controlled, hydraulic pressure and chemical agent inject, the inner latus rectum of sealing production tree, and bear the lifting pulling force of borehole pressure and certain limit.At present, boll-weevil hanger guide locating device provided has multiple pattern, conventional is that fairlead cylinder base is placed in distance sleeve, the pattern that guide finger is connected with support pipe nipple, but this pattern takies part production tree latus rectum space, may be to being lowered to of mud oil equipment, reclaim to cause and hinder or damage, and the activity duration is long, cost for oil production is higher, cause the guide locating device provided complex structure of existing boll-weevil hanger, taken up room greatly, between operational period easily and miscellaneous equipment bump or wear and tear, consuming time, effort, the problem that operating cost is high.Therefore, need to design a kind of docking positioner of boll-weevil hanger, so as in installation process, to realize boll-weevil hanger fast, accurately location.
[utility model content]
The purpose of this utility model is exactly will solve above-mentioned deficiency and a kind of boll-weevil hanger positioner is provided, realized boll-weevil hanger fast, accurately location, and without process guide angle, locating slot on boll-weevil hanger, only need two locating holes of processing, simplified the processing technology of tubing head.
Design for achieving the above object a kind of boll-weevil hanger positioner, comprise screw rod 1, pressure cap 2, spring 3 and locating piece 4, described screw rod 1 connects as one by steel ball 5 with pressure cap 2, described screw rod 1 end has groove 1, in described groove 1, spring 3 is housed, described spring 3 is connected with locating piece 4, and described pressure cap 2 is provided with through hole, described locating piece 4 ends are arranged in outside through hole, and described screw rod 1 outer wall is provided with sealing mechanism.
Described sealing mechanism comprises packing ring 1, sealing ring 8, packing ring 29 and gland 10, described packing ring 1, sealing ring 8, packing ring 29 and gland 10 are sheathed on screw rod 1 successively, described gland 10 inwalls, along circumferentially offering groove 2 11, are equipped with dust ring 12 in described groove 2 11.
Described boll-weevil hanger 13 is fixed in tubing head 14, the symmetrical placed channel 15 that is provided with of described tubing head 14, and described positioner is arranged in placed channel 15, and described boll-weevil hanger 13 outer walls are provided with the locating hole 16 matching with locating piece 4 ends.
Described locating piece 4 ends are hemisphere, the circular port of described locating hole 16 for matching with hemisphere.
The utility model compared with the existing technology, novel structure, simply, reasonable in design, owing to being provided with spring in screw rod end, making the locating piece being connected with spring is floating construction, and be provided with sealing mechanism at screw rod outer wall, to guarantee the sealing between this positioner and tubing head, realize the quick of boll-weevil hanger, accurately location, and this boll-weevil hanger positioner is without process guide angle on boll-weevil hanger, locating slot, only need two locating holes of processing, simplify the processing technology of tubing head, avoid the guide locating device provided complex structure of existing boll-weevil hanger, take up room large, and between operational period easily and miscellaneous equipment bump or wear and tear, consuming time, effort, the problems such as operating cost height.
[brief description of the drawings]
Fig. 1 is structural representation of the present utility model;
Fig. 2 is the structural representation of screw portion in the utility model;
Fig. 3 is use view of the present utility model;
In figure: 1, screw rod 2, pressure cap 3, spring 4, locating piece 5, steel ball 6, groove 1, packing ring 1, sealing ring 9, packing ring 2 10, gland 11, groove 2 12, dust ring 13, boll-weevil hanger 14, tubing head 15, placed channel 16, locating hole.
[detailed description of the invention]
Below in conjunction with accompanying drawing, the utility model is done to following further illustrating:
As shown in Figures 1 and 2, the utility model comprises: screw rod 1, pressure cap 2, spring 3 and locating piece 4, screw rod 1 connects as one by steel ball 5 with pressure cap 2, screw rod 1 end has groove 1, spring 3 is housed in groove 1, spring 3 is connected with locating piece 4, thereby locating piece is floating construction, scalable, pressure cap 2 is provided with through hole, locating piece 4 ends are arranged in outside through hole, screw rod 1 outer wall is provided with sealing mechanism, sealing mechanism comprises packing ring 1, sealing ring 8, packing ring 29 and gland 10, packing ring 1, sealing ring 8, packing ring 29 and gland 10 are sheathed on screw rod 1 successively, gland 10 inwalls are along circumferentially offering groove 2 11, dust ring 12 is housed in groove 2 11.
As shown in Figure 3, for use view of the present utility model, wherein, boll-weevil hanger 13 is fixed in tubing head 14, the symmetrical placed channel 15 that is provided with of tubing head 14, positioner is arranged in placed channel 15, and boll-weevil hanger 13 outer walls are provided with the locating hole 16 matching with locating piece end, if this locating piece end is hemisphere, 16 of locating holes are the circular port matching with hemisphere.
Boll-weevil hanger positioner described in the utility model, without process guide angle, locating slot on boll-weevil hanger, only needs two locating holes of processing, has simplified the processing technology of tubing head.This structure is applicable to the location of tubing head inner oil tube hanger, particularly boll-weevil hanger bias, or have cable interface, installation position is equipped with to the occasion of requirement.
The utility model is not subject to the restriction of above-mentioned embodiment; other any do not deviate from change, the modification done under Spirit Essence of the present utility model and principle, substitutes, combination, simplify; all should be equivalent substitute mode, within being included in protection domain of the present utility model.

Claims (4)

1. a boll-weevil hanger positioner, it is characterized in that: described positioner comprises screw rod (1), pressure cap (2), spring (3) and locating piece (4), described screw rod (1) connects as one by steel ball (5) with pressure cap (2), described screw rod (1) end has groove one (6), in described groove one (6), spring (3) is housed, described spring (3) is connected with locating piece (4), described pressure cap (2) is provided with through hole, described locating piece (4) end is arranged in outside through hole, and described screw rod (1) outer wall is provided with sealing mechanism.
2. boll-weevil hanger positioner as claimed in claim 1, it is characterized in that: described sealing mechanism comprises packing ring one (7), sealing ring (8), packing ring two (9) and gland (10), described packing ring one (7), sealing ring (8), packing ring two (9) and gland (10) are sheathed on screw rod (1) successively, described gland (10) inwall, along circumferentially offering groove two (11), is equipped with dust ring (12) in described groove two (11).
3. boll-weevil hanger positioner as claimed in claim 1 or 2, it is characterized in that: described boll-weevil hanger (13) is fixed in tubing head (14), the symmetrical placed channel (15) that is provided with of described tubing head (14), described positioner is arranged in placed channel (15), and described boll-weevil hanger (13) outer wall is provided with the locating hole (16) matching with locating piece (4) end.
4. boll-weevil hanger positioner as claimed in claim 3, is characterized in that: described locating piece (4) end is hemisphere, the circular port of described locating hole (16) for matching with hemisphere.
CN201420096512.8U 2014-03-04 2014-03-04 Tubing hanger positioning device Expired - Lifetime CN203729942U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN201420096512.8U CN203729942U (en) 2014-03-04 2014-03-04 Tubing hanger positioning device

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN201420096512.8U CN203729942U (en) 2014-03-04 2014-03-04 Tubing hanger positioning device

Publications (1)

Publication Number Publication Date
CN203729942U true CN203729942U (en) 2014-07-23

Family

ID=51200022

Family Applications (1)

Application Number Title Priority Date Filing Date
CN201420096512.8U Expired - Lifetime CN203729942U (en) 2014-03-04 2014-03-04 Tubing hanger positioning device

Country Status (1)

Country Link
CN (1) CN203729942U (en)

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN108825161A (en) * 2018-09-13 2018-11-16 江苏金石机械集团有限公司 A kind of reducing casing head device
CN112983330A (en) * 2021-03-15 2021-06-18 淮阴工学院 Christmas tree wellhead device

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN108825161A (en) * 2018-09-13 2018-11-16 江苏金石机械集团有限公司 A kind of reducing casing head device
CN112983330A (en) * 2021-03-15 2021-06-18 淮阴工学院 Christmas tree wellhead device
CN112983330B (en) * 2021-03-15 2023-04-07 淮阴工学院 Christmas tree wellhead device

Similar Documents

Publication Publication Date Title
CL2019001977A1 (en) Rotating drilling head for coiled pipe drilling apparatus.
CN201778735U (en) Steel wire rope blanking plug for subsea production tree
CN203729942U (en) Tubing hanger positioning device
CN102364038B (en) Underwater oil pipe hanger embedded guiding and positioning device
GB2555334A (en) Drill pipe guide system and method
WO2014193590A3 (en) Combination fluid pumping sub and hanger lockdown tool
CN203685057U (en) Petroleum drill rod
CN203822239U (en) Internal Christmas tree cap for underwater horizontal Christmas tree
RU148471U1 (en) MECHANICAL PACKER OF BILATERAL ACTION WITH THE POSSIBILITY OF INSTALLATION AT SMALL DEPTH
CN106014319A (en) Horizontal type undersea Christmas tree composite plug device
CN108131112B (en) Blowout preventer
RU151164U1 (en) SELF-CENTERED HOLE TUBE WIPER
CN203905884U (en) Base for two-in-one drilling technology
CN103883266B (en) Coiled tubing borehole centralizer
CN105298414A (en) Downhole drilling anti-dust device
CN205743808U (en) A kind of horizontal subsea tree composite plug device
CN201953351U (en) Sliding sleeve oil drainage device
CN202017502U (en) Mono-hydraulic prop for mine
CN204646168U (en) Multilateral Wells electric submersible pump device for well heads
CN204113132U (en) A kind of anti-rotation device of HTHP pit shaft test casing
CN203939441U (en) Telescopic drill rod
CN205189795U (en) Water collecting pipeline post hanger that water supply well was used
CN202745811U (en) On-pump oil pipe connecting device
RU155343U1 (en) DEVICE FOR RELEASING DEPTH DEVICES IN TILT-DIRECTIONAL AND HORIZONTAL WELLS
CN204200172U (en) Track slideway type compression relief cock

Legal Events

Date Code Title Description
C14 Grant of patent or utility model
GR01 Patent grant
CP03 Change of name, title or address
CP03 Change of name, title or address

Address after: 885 Yuegong Road, Jinshan Industrial Zone, Shanghai, 201506

Patentee after: Fangzheng valve group Shanghai Co.,Ltd.

Address before: Shanghai City, Jinshan District Shanghai city 201506 Yuegong Jinshan Industrial Zone Road No. 885

Patentee before: SHANGHAI ELIM PETROLEUM MACHINERY Co.,Ltd.

CX01 Expiry of patent term
CX01 Expiry of patent term

Granted publication date: 20140723