CN109403905A - A kind of boll-weevil hanger convenient for being used for a long time - Google Patents
A kind of boll-weevil hanger convenient for being used for a long time Download PDFInfo
- Publication number
- CN109403905A CN109403905A CN201811561663.5A CN201811561663A CN109403905A CN 109403905 A CN109403905 A CN 109403905A CN 201811561663 A CN201811561663 A CN 201811561663A CN 109403905 A CN109403905 A CN 109403905A
- Authority
- CN
- China
- Prior art keywords
- ring
- wall
- boll
- hanger
- screw rod
- 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.)
- Pending
Links
- 241000254175 Anthonomus grandis Species 0.000 title claims abstract description 27
- 238000012856 packing Methods 0.000 claims abstract description 14
- 238000007789 sealing Methods 0.000 abstract description 8
- 230000000694 effects Effects 0.000 abstract description 3
- 238000004519 manufacturing process Methods 0.000 abstract description 2
- 238000011084 recovery Methods 0.000 abstract 1
- 238000000034 method Methods 0.000 description 5
- 239000000725 suspension Substances 0.000 description 3
- 230000008901 benefit Effects 0.000 description 2
- 230000005284 excitation Effects 0.000 description 2
- 239000002184 metal Substances 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000008094 contradictory effect Effects 0.000 description 1
- 230000007812 deficiency Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 230000005484 gravity Effects 0.000 description 1
- 239000012535 impurity Substances 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 239000007787 solid Substances 0.000 description 1
Classifications
-
- E—FIXED CONSTRUCTIONS
- E21—EARTH DRILLING; MINING
- E21B—EARTH DRILLING, e.g. DEEP DRILLING; OBTAINING OIL, GAS, WATER, SOLUBLE OR MELTABLE MATERIALS OR A SLURRY OF MINERALS FROM WELLS
- E21B33/00—Sealing or packing boreholes or wells
- E21B33/02—Surface sealing or packing
- E21B33/03—Well heads; Setting-up thereof
- E21B33/04—Casing heads; Suspending casings or tubings in well heads
Abstract
The present invention provides a kind of boll-weevil hanger convenient for being used for a long time, it is related to boll-weevil hanger field, this is convenient for the boll-weevil hanger being used for a long time, including hanger body, the hanger body, the outer wall top side of the hanger body is socketed with retaining ring, the outer wall bottom side of the hanger body is provided with and emits, the outer wall of hanger body and the bottom for being located at retaining ring are successively socketed with secondary upper press ring and secondary metallic packing ring from top to bottom, the outer wall of the hanger body and it is located at and the top that emits successively is arranged with main lower support ring from bottom to top, main metallic packing ring and Your Majesty's pressure ring, this is convenient for the boll-weevil hanger being used for a long time, boll-weevil hanger with this configuration is adapted to the oil recovery scene of any high/low temperature, in the production wellhead that can be used for different oil pipe programs, applicable surface is very extensive, increase in the outer circle of boll-weevil hanger Main metallic packing ring and secondary metallic packing ring, guarantee sealing effect, practicability is more preferably.
Description
Technical field
The present invention relates to boll-weevil hanger technical field, specially a kind of boll-weevil hanger convenient for being used for a long time.
Background technique
Boll-weevil hanger is a kind of device for supporting tubing string and sealing annular space between oil pipe and casing.Oil pipe suspension
Device sealing means are that boll-weevil hanger connect with oil pipe and is seated in tubing hanger big four centrum and seals using oil pipe gravity, are convenient for
Operation, changes that well head speed is fast, safety, so be the mode that middle-deep well, conventional well generally use, recover the oil it is live in, often
The case where will appear high temperature or low temperature, causes to seal situation failure, can cause very big security risk.
Summary of the invention
(1) the technical issues of solving
In view of the deficiencies of the prior art, it the present invention provides a kind of boll-weevil hanger convenient for being used for a long time, solves due to height
The case where temperature or low temperature, leads to the problem of sealing situation failure, causing security risk.
(2) technical solution
In order to achieve the above object, the present invention is achieved by the following technical programs: a kind of oil pipe suspension convenient for being used for a long time
Device, including hanger body, the hanger body, the outer wall top side of the hanger body are socketed with retaining ring, the suspension
The outer wall bottom side of device ontology is provided with and emits, the outer wall of hanger body and be located at retaining ring bottom be successively socketed with from top to bottom
Secondary upper press ring and secondary metallic packing ring, the outer wall of the hanger body and are located at and the top emitted is successively arranged with from bottom to top
Main lower support ring, main metallic packing ring and Your Majesty's pressure ring, the top and bottom of the hanger body are respectively connected with connection ring, institute
The outer wall for stating connection ring equidistantly offers the port of four connection connection ring inner walls, and the inner wall bottom of port is fixed with spiral shell
Cylinder, the inside of the barrel are combined with the screw rod being threadedly coupled with it, and the screw rod passes through axis close to the one end at connection ring center
It holds and is connected with conflict block, the conflict block offers inner arc groove, the bottom clamping of the conflict block far from the side of screw rod
There is a sliding block, and the inner wall bottom of port offers sliding slot compatible with sliding block, the outer wall of the connection ring and is located at passage port
It is connected with baffle.
Preferably, the bottom of the sliding block is provided with the ball that connection is rolled with it, and the bottom of the bottom of ball and sliding slot
Portion's contact.
Preferably, the conflict block is connected with conflict plate far from the side of screw rod, and contradicts side of the plate far from conflict block
Setting and the consistent groove of inner arc groove.
Preferably, the screw rod is arranged with tail pipe far from the side of conflict block, and the screw rod prolongs far from one end of conflict block
It extending to the inside of tail pipe and is connected with interior bar, the two sides inner wall that the both ends of the interior bar all extend to tail pipe is slidably connected with it,
The inner wall of the tail pipe offers inside groove compatible with interior bar, the outer wall of the screw rod and internal sleeve for being located at tail pipe is equipped with bullet
Spring.
Preferably, the tail pipe is connected with chain far from the side of screw rod, and the end of chain is connected with pull ring.
Preferably, the side wall of the secondary upper press ring, Your Majesty's pressure ring and main lower support ring offers through-hole, props up under the master
The connection hole being connected to through-hole is offered at the top of pushing out ring.
(3) beneficial effect
The present invention provides a kind of boll-weevil hangers convenient for being used for a long time.Have it is following the utility model has the advantages that
1, the boll-weevil hanger being used for a long time should be convenient for, boll-weevil hanger with this configuration is adapted to adopting for any high/low temperature
Oily live, in the production wellhead that can be used for different oil pipe programs, applicable surface is very extensive, in the outer circle of boll-weevil hanger
Increase main metallic packing ring and secondary metallic packing ring, guarantees sealing effect, practicability is more preferably.
2, the boll-weevil hanger being used for a long time should be convenient for, rotary screw controls screw rod and stretches in the internal rotating of barrel, band
Dynamic conflict block extends the inside of connection ring, can play to the connection of boll-weevil hanger and promote stable effect, avoid working as oil pipe
When hanger internal screw thread damages, boll-weevil hanger leads to the problem of can not installation and removal, and the side wall of conflict block offer it is interior
Arc slot improves the stability of conflict block fitting, facilitates fixation.
Detailed description of the invention
Fig. 1 is the structural diagram of the present invention；
Fig. 2 is the schematic internal view of connection ring of the present invention；
Fig. 3 is the schematic internal view of tail pipe of the present invention；
Fig. 4 is the structure sectional view of Your Majesty's pressure ring of the present invention；
Fig. 5 is the cross-sectional view of the main lower support ring of the present invention；
Fig. 6 is the cross-sectional view of the secondary upper press ring of the present invention.
In figure: 1 retaining ring, 2 secondary upper press rings, 3 secondary metallic packing rings, 4 Your Majesty's pressure rings, 5 main metallic packing rings, 6 main lower supports
Ring, 7 and cap, 8 hanger bodies, 9 connection rings, 10 barrels, 11 screw rods, 12 conflict blocks, 13 contradict plate, 14 sliding blocks, 15 tail pipes, 16
Hole is connected in pull ring, 17 baffles, 18 interior bars, 19 springs, 20 through-holes, 21.
Specific embodiment
Following will be combined with the drawings in the embodiments of the present invention, and technical solution in the embodiment of the present invention carries out clear, complete
Site preparation description, it is clear that described embodiments are only a part of the embodiments of the present invention, instead of all the embodiments.It is based on
Embodiment in the present invention, it is obtained by those of ordinary skill in the art without making creative efforts every other
Embodiment shall fall within the protection scope of the present invention.
The embodiment of the present invention provides a kind of boll-weevil hanger convenient for being used for a long time, as shown in Figure 1-3, include hanger sheet
Body 8, hanger body 8, the outer wall top side of hanger body 8 are socketed with retaining ring 1, and the outer wall bottom side of hanger body 8 is provided with
And 7 are emitted, the outer wall of the hanger body 8 and bottom for being located at retaining ring 1 is successively socketed with secondary upper press ring 2 from top to bottom and secondary metal is close
Seal ring 3, the outer wall of hanger body 8 and is located at and emits 7 top and be successively arranged with main lower support ring 6, main metal from bottom to top
The side wall of sealing ring 5 and Your Majesty's pressure ring 4, secondary upper press ring 2, Your Majesty's pressure ring 4 and main lower support ring 6 offers through-hole 20, under main
The top of support ring 6 offers the connection hole 21 being connected to through-hole 20, and the section of Your Majesty's pressure ring 4 is the conical surface, through-hole 20 with connect
The setting in hole 21 is to prevent from forming vacuum and cannot being pressed onto position to be vented, and the top and bottom of hanger body 8 is respectively connected with
Connection ring 9, the outer wall of connection ring 9 equidistantly offers the port of four connection 9 inner walls of connection ring, and the inner wall bottom of port is solid
Surely there is barrel 10, the inside of barrel 10 is combined with the screw rod 11 being threadedly coupled with it, the one end of screw rod 11 close to 9 center of connection ring
It is connected with conflict block 12 by bearing, conflict block 12 offers inner arc groove far from the side of screw rod 11, and conflict block 12 is separate
The side of screw rod 11, which is connected with, contradicts plate 13, and it is consistent recessed with inner arc groove to contradict side setting of the plate 13 far from conflict block 12
Slot, the setting for contradicting plate 13 stop conflict block 12, reduce the loss of conflict block 12, and be conducive to extend the structure uses the longevity
Life, the bottom of conflict block 12 is connected with sliding block 14, and the inner wall bottom of port offers sliding slot compatible with sliding block 14, sliding block
14 bottom is provided with the ball that connection is rolled with it, and the bottom of ball is contacted with the bottom of sliding slot, and the setting of ball reduces
The frictional force of sliding block 14 and sliding slot, stablizes movement, the outer wall of connection ring 9 and is located at passage port and is connected with baffle 17, screw rod 11
Side far from conflict block 12 is arranged with tail pipe 15, and screw rod 11 extends to inside and the company of tail pipe 15 far from one end of conflict block 12
It is connected to interior bar 18, the two sides inner wall that the both ends of interior bar 18 all extend to tail pipe 15 is slidably connected with it, and the inner wall of tail pipe 15 opens up
There is an inside groove compatible with interior bar 18, the outer wall of the screw rod 11 and internal sleeve for being located at tail pipe 15 is equipped with spring 19, tail pipe 15 and spiral shell
Bar 11 is overlapped, and can close at the inside of port when not controlling, and when use can pull out the rotation that tail pipe 15 controls screw rod 11, more just
Benefit, tail pipe 15 is connected with chain far from the side of screw rod 11, and the end of chain is connected with pull ring 16, facilitates the drawing of tail pipe 15
Out.
Working principle: main metallic packing ring 5 plays outer cone in up and down by the excitation of Your Majesty's pressure ring 4 and main lower support ring 6
Face sealing, plays the role of a two way seal, and the excitation that secondary metallic packing ring 3 passes through secondary upper press ring 2 is equally played interior
Male cone (strobilus masculinus) sealing pulls pull ring 16 to pull out tail pipe 15, and rotation tail pipe 15 drives screw rod 11 to rotate by interior bar 18, controls screw rod
11 barrel 10 internal rotating it is flexible, drive conflict block 12 to extend the inside of connection ring 9, the sliding block 14 of setting makes conflict block
12 movement is more stable, and spring 19 makes tail pipe 15 be sheathed on the outside of screw rod 11 when not in use, reduces length and is reduced to port
Inside, merge baffle 17 port can be closed, avoid impurity from entering the running of internal influence device.
It should be noted that, in this document, the terms "include", "comprise" or its any other variant are intended to non-row
His property includes, so that the process, method, article or equipment for including a series of elements not only includes those elements, and
And further include other elements that are not explicitly listed, or further include for this process, method, article or equipment institute it is intrinsic
Element.
It although an embodiment of the present invention has been shown and described, for the ordinary skill in the art, can be with
A variety of variations, modification, replacement can be carried out to these embodiments without departing from the principles and spirit of the present invention by understanding
And modification, the scope of the present invention is defined by the appended.
Claims (6)
1. a kind of boll-weevil hanger convenient for being used for a long time, including hanger body (8), the hanger body (8) is described outstanding
The outer wall top side of hanging device ontology (8) is socketed with retaining ring (1), and the outer wall bottom side of the hanger body (8) is provided with and emits (7),
It is characterized by: the outer wall of hanger body (8) and be located at retaining ring (1) bottom be successively socketed with secondary upper press ring from top to bottom
(2) and secondary metallic packing ring (3), the outer wall of the hanger body (8) and it is located at and emits the top of (7) and successively cover from bottom to top
Equipped with main lower support ring (6), main metallic packing ring (5) and Your Majesty's pressure ring (4), the top and bottom of the hanger body (8)
It being respectively connected with connection ring (9), the outer wall of the connection ring (9) equidistantly offers the port of four connection connection ring (9) inner walls,
And the inner wall bottom of port is fixed with barrel (10), the inside of the barrel (10) is combined with the screw rod being threadedly coupled with it
(11), the screw rod (11) is connected with conflict block (12), the conflict by bearing close to the one end at connection ring (9) center
Block (12) offers inner arc groove far from the side of screw rod (11), and the bottom of the conflict block (12) is connected with sliding block (14), and logical
The inner wall bottom of mouth offers with sliding block (14) compatible sliding slot, the outer wall of the connection ring (9) and is clamped positioned at passage port
There are baffle (17).
2. a kind of boll-weevil hanger convenient for being used for a long time according to claim 1, it is characterised in that: the sliding block (14)
Bottom be provided with the ball that connection is rolled with it, and the bottom of ball is contacted with the bottom of sliding slot.
3. a kind of boll-weevil hanger convenient for being used for a long time according to claim 1, it is characterised in that: the conflict block
(12) far from screw rod (11) side be connected with contradict plate (13), and contradict plate (13) far from conflict block (12) side setting with
The consistent groove of inner arc groove.
4. a kind of boll-weevil hanger convenient for being used for a long time according to claim 1, it is characterised in that: the screw rod (11)
Side far from conflict block (12) is arranged with tail pipe (15), and the screw rod (11) extends to tail pipe far from the one end of conflict block (12)
(15) it inside and is connected with interior bar (18), the two sides inner wall that the both ends of the interior bar (18) all extend to tail pipe (15) is slided with it
Dynamic connection, the inner wall of the tail pipe (15) offer and interior bar (18) compatible inside groove, the outer wall of the screw rod (11) and position
Spring (19) are equipped in the internal sleeve of tail pipe (15).
5. a kind of boll-weevil hanger convenient for being used for a long time according to claim 4, it is characterised in that: the tail pipe (15)
Side far from screw rod (11) is connected with chain, and the end of chain is connected with pull ring (16).
6. a kind of boll-weevil hanger convenient for being used for a long time according to claim 1, it is characterised in that: the pair upper press ring
(2), Your Majesty's pressure ring (4) and the side wall of main lower support ring (6) offer through-hole (20), the top of support ring (6) under the master
Offer the connection hole (21) being connected to through-hole (20).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811561663.5A CN109403905A (en) | 2018-12-20 | 2018-12-20 | A kind of boll-weevil hanger convenient for being used for a long time |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811561663.5A CN109403905A (en) | 2018-12-20 | 2018-12-20 | A kind of boll-weevil hanger convenient for being used for a long time |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN109403905A true CN109403905A (en) | 2019-03-01 |
Family
ID=65459999
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201811561663.5A Pending CN109403905A (en) | 2018-12-20 | 2018-12-20 | A kind of boll-weevil hanger convenient for being used for a long time |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN109403905A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112340627A (en) * | 2020-10-31 | 2021-02-09 | 湖南达道新能源开发有限公司 | Well drilling is equipment of taking off and land for well digging |
Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE2716385A1 (en) * | 1976-09-13 | 1978-03-16 | Gray Tool Co | BOREHEAD ARRANGEMENT AND PROCEDURES FOR ITS TRAINING |
| US5070942A (en) * | 1990-09-05 | 1991-12-10 | Cooper Industries, Inc. | Well tubing hanger sealing assembly |
| CA2519609A1 (en) * | 2004-09-14 | 2006-03-14 | Erc Industries | Tubing hanger with ball valve in production string |
| CN202520265U (en) * | 2011-12-20 | 2012-11-07 | 江苏宏泰石化机械有限公司 | Gas production well head device with metallic seals |
| CN104234657A (en) * | 2014-09-23 | 2014-12-24 | 江苏金石科技有限公司 | Double-limiting metal sealing oil pipe suspender |
| CN205297442U (en) * | 2015-11-25 | 2016-06-08 | 南京伟业机械有限公司 | Fracturing, gas production metal seal's for well head tubing hanger |
| CN208073412U (en) * | 2018-01-31 | 2018-11-09 | 西派集团有限公司 | A kind of oil pipe hanger |
| CN209195331U (en) * | 2018-12-20 | 2019-08-02 | 江苏金石富源机械有限公司 | A kind of boll-weevil hanger convenient for being used for a long time |
-
2018
- 2018-12-20 CN CN201811561663.5A patent/CN109403905A/en active Pending
Patent Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE2716385A1 (en) * | 1976-09-13 | 1978-03-16 | Gray Tool Co | BOREHEAD ARRANGEMENT AND PROCEDURES FOR ITS TRAINING |
| US5070942A (en) * | 1990-09-05 | 1991-12-10 | Cooper Industries, Inc. | Well tubing hanger sealing assembly |
| CA2519609A1 (en) * | 2004-09-14 | 2006-03-14 | Erc Industries | Tubing hanger with ball valve in production string |
| CN202520265U (en) * | 2011-12-20 | 2012-11-07 | 江苏宏泰石化机械有限公司 | Gas production well head device with metallic seals |
| CN104234657A (en) * | 2014-09-23 | 2014-12-24 | 江苏金石科技有限公司 | Double-limiting metal sealing oil pipe suspender |
| CN205297442U (en) * | 2015-11-25 | 2016-06-08 | 南京伟业机械有限公司 | Fracturing, gas production metal seal's for well head tubing hanger |
| CN208073412U (en) * | 2018-01-31 | 2018-11-09 | 西派集团有限公司 | A kind of oil pipe hanger |
| CN209195331U (en) * | 2018-12-20 | 2019-08-02 | 江苏金石富源机械有限公司 | A kind of boll-weevil hanger convenient for being used for a long time |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112340627A (en) * | 2020-10-31 | 2021-02-09 | 湖南达道新能源开发有限公司 | Well drilling is equipment of taking off and land for well digging |
| CN112340627B (en) * | 2020-10-31 | 2022-08-09 | 山东瑞奥智能设备股份有限公司 | Well drilling is equipment of taking off and land for well digging |
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