CN202228034U - Wellhead device for pipeline to penetrate - Google Patents
Wellhead device for pipeline to penetrate Download PDFInfo
- Publication number
- CN202228034U CN202228034U CN2011202714826U CN201120271482U CN202228034U CN 202228034 U CN202228034 U CN 202228034U CN 2011202714826 U CN2011202714826 U CN 2011202714826U CN 201120271482 U CN201120271482 U CN 201120271482U CN 202228034 U CN202228034 U CN 202228034U
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Abstract
The utility model discloses a wellhead device for a pipeline to penetrate. The wellhead device comprises a two-stage casing head flange (1), a pipeline penetrating hanger (2), a pipeline transitional joint (7), a ferrule fitting (9), a pipeline switch (10), a hydraulic quick connector (11) and a pipeline fixing plate (15), wherein the two-stage casing head flange (1) comprises a flange-cable penetrating joint (13), a flange-hydraulic pipeline penetrating joint (14), a flange-cable connection hole (107) and a flange-hydraulic pipeline connection hole (109); the pipeline penetrating hanger (2) is provided with a bidirectional hydraulic flow passage hole (100) and a cable connection operation window (104); a cable sealing bushing hole (101) and an auxiliary cable mounting bushing hole (102), which are matched with a cable sealing bushing (23) and an auxiliary cable mounting bushing (24) respectively, are formed at the bottom of the pipeline penetrating hanger (2); a platform is milled on the pipeline transitional joint (7); and the pipeline fixing plate (15) is fixed on the pipeline transitional joint (7) through a bolt.
Description
Technical field
The utility model is the ground safety in production device that a kind of oil and gas exploitation is used, and is a kind of wellhead assembly that pipeline passes through that is used for concretely.
Background technology
Continuous expansion along with the oil-gas exploration and development field; Have higher requirement to wellhead equipment in the scene; Such as bearing higher pressure and temperature, higher safety factor arranged, interface that pipeline passes through etc. is provided for increasing underground hydraulic pressure instrument, electronic instrument.At present, the oil gas well shaft is generally installed electronics, hydraulic control instrument and equipment such as electric submersible pump, down-hole pressure/temperature pick up, down-hole switch control valve, fluid injection device.The safe and effective connection that guarantees hydraulic pressure/electronic communication control pipeline is the key of these equipment reliable work, and this has proposed specific (special) requirements to the ground wellhead assembly: the connection of (1) hydraulic pressure/electronic communication control pipeline wants reliable; (2) the dismounting maintenance frequency of well head after minimizing is gone into operation as far as possible; (3) sealing between pipeline and the equipment is reliable and stable, does not allow downhole fluid to scurry to ground along pipeline; (4) cost control reduces the technical sophistication degree of system in lower level, helps popularizing and popularization.
Existingly relate to the wellhead assembly that pipeline passes through, have following problem: the hermetically-sealed construction more complicated, install operation process is loaded down with trivial details, and cost is more high.These problems become the technical bottleneck that a lot of down-holes control tool, electronic instrument are applied.
The utility model content
The utility model embodiment provides a kind of wellhead assembly that pipeline passes through that is used for; Described wellhead assembly comprises: twin-stage CHF 1, pipeline pass through hanger 2, pipeline transit joint 7, bite type joint 9, pipeline switch 10, hydraulic quick coupling 11, pipeline fixed head 15; Described twin-stage CHF 1 comprises: the flange cable passes through joint 13, the flange hydraulic line passes through joint 14; Flange cable connecting hole 107 and flange hydraulic line connecting hole 109; Described flange cable passes through joint 13 and is threaded with flange cable connecting hole 107, and described flange hydraulic line passes through joint 14 and is threaded with flange hydraulic line connecting hole 109; Described pipeline passes through hanger 2 and is provided with bidirectional hydraulic runner hole 100 and cable attended operation window 104; Described bidirectional hydraulic runner hole 100 is coaxial with the flange hydraulic line connecting hole 109 of described twin-stage CHF 1; Said cable attended operation window 104 coincides with flange cable connecting hole 107; Said pipeline passes through hanger 2 bottoms and is provided with cable seal bush hole 101 and the auxiliary bush hole 102 of cable installation, with cable seal lining 23 and cable auxiliary lining 24 is installed respectively and is matched; The excessive joint 7 of described pipeline is milled with platform, through screw described pipeline fixed head 15 is fixed in the excessive joint 7 of pipeline; The pipeline of underground equipment is connected with the bidirectional hydraulic runner hole 100 that said pipeline passes through hanger 2 through described pipeline fixed head 15, hydraulic line and bite type joint 9; Bidirectional hydraulic runner hole 100 is passed through joint 14 through the flange hydraulic line on the described flange hydraulic pressure connecting hole 109 and is connected with said pipeline switch 10, and pipeline switch 10 is connected with the pipeline of external hydraulic system through hydraulic quick coupling 11; The cable of underground equipment is connected to pipeline through described pipeline fixed head 15 and passes through hanger 2; Pass through the auxiliary lining of installing the auxiliary bush hole 102 through cable hanger 2 bottoms 24 of cable installation from pipeline and pass entering cable attended operation window 104; The cable seal lining 23 that passes from top then the cable seal bush hole 101 passes from the hanger bottom, and the flange cable of said cable on flange cable connecting hole 107 passes through joint 13 and be connected with ground-based electronic equipment.
Wellhead assembly has hanger locating assembly 3; Hanger locating assembly 3 is made up of alignment pin 19, clamp nut 20, two location sealing back bands 21 and a plurality of location sealing V circle 22; Before and after 21 pairs of location sealings of each described location sealing back band V circle 22 form and support and be inserted in alignment pin 19, described alignment pin 19 is threaded through the 19 corresponding dowel holes 108 of the said alignment pin on the twin-stage CHF 1.
Cable seal bush hole 101 is screwed through hole, is threaded with cable seal lining 23.
It is unthreaded hole that cable is installed auxiliary bush hole 102, and it is interference fit that the auxiliary lining 24 of cable installation is installed auxiliary bush hole 102 with cable.
For let the above-mentioned of the utility model and other purposes, feature and advantage can be more obviously understandable, hereinafter is special lifts preferred embodiment, and cooperates appended graphicly, elaborates as follows.
The utility model is disclosed to be used for the wellhead assembly that pipeline passes through, but adopts hydraulic control and electronics pipeline in the hanger to pass through integrated form design, hanger structure, simple and easy effective mistake cable seal structure Fast Installation that can two-way location and the particular design such as pipeline syndeton of protecting pipeline not to be damaged.This device have compact overall structure, good sealing effect and working stability, execute-in-place fast and convenient, be convenient to remarkable advantages such as maintenance, be the important ground safety relevant equipment in oil-gas mining field.
Description of drawings
In order to be illustrated more clearly in the utility model embodiment or technical scheme of the prior art; To do to introduce simply to the accompanying drawing of required use in embodiment or the description of the Prior Art below; Obviously, the accompanying drawing in describing below only is some embodiment of the utility model, for those of ordinary skills; Under the prerequisite of not paying creative work property, can also obtain other accompanying drawing according to these accompanying drawings.
Fig. 1 is the sectional view that is used for the wellhead assembly that pipeline passes through of the utility model;
Fig. 2 is the lateral view that is used for the wellhead assembly that pipeline passes through of the utility model;
Fig. 3 is the twin-stage CHF sectional view in the wellhead assembly of the utility model;
Fig. 4 is the twin-stage CHF lateral view in the wellhead assembly of the utility model;
Fig. 5 passes through the lateral view of pipeline passway one side of hanger for the pipeline in the wellhead assembly of the utility model;
Fig. 6 passes through the upward view of hanger for the pipeline in the wellhead assembly of the utility model;
Fig. 7 is the sectional view of the cable seal lining in the wellhead assembly of the utility model;
Fig. 8 is that the cable in the wellhead assembly of the utility model is installed auxiliary lining sectional view;
Fig. 9 is the sketch map of the hanger locating assembly in the wellhead assembly of the utility model;
Figure 10 passes through the sectional view of hanger for the pipeline in the wellhead assembly of the utility model;
Figure 11 passes through the lateral view of locating slot passage one side of hanger for the pipeline in the wellhead assembly of the utility model;
Figure 12 passes through the cable crossing structure sectional view of hanger for the pipeline in the wellhead assembly of the utility model;
Figure 13 passes through the cable crossing structure sectional view of hanger for the pipeline in the wellhead assembly of the utility model.
The specific embodiment
To combine the accompanying drawing among the utility model embodiment below, the technical scheme among the utility model embodiment is carried out clear, intactly description, obviously, described embodiment only is the utility model part embodiment, rather than whole embodiment.Based on the embodiment in the utility model, those of ordinary skills are not making the every other embodiment that is obtained under the creative work prerequisite, all belong to the scope of the utility model protection.
Like Fig. 1, shown in 2; The sectional view that is used for an embodiment of the wellhead assembly that pipeline passes through for the utility model is disclosed, pipeline pass through wellhead assembly and mainly pass through hanger 2, hanger locating assembly 3, upper strata casing hanger locking assembly 4, upper strata casing hanger 5, two public pipe nipple 6, pipeline transit joint 7, hydraulic line and cable 8, bite type joint 9, pipeline switch 10, hydraulic quick coupling 11, pipeline by twin-stage CHF 1, pipeline and pass through that hanger locking assembly 12, flange cable pass through joint 13, the flange hydraulic line passes through main parts size such as joint 14 and pipeline fixed head 15 and forms.
Wherein, Upper strata casing hanger locking assembly 4, upper strata casing hanger 5, two public pipe nipple 6, that pipeline passes through hanger locking assembly 12 is identical with prior art; Two hydraulic lines pass from bidirectional hydraulic runner hole 100 respectively; And cable passes from cable seal bush hole 101 and the auxiliary bush hole 102 of cable installation; Pass through hanger 2 through pipeline and realize and being connected of ground installation that upper strata casing hanger locking assembly 4 withstands on hanger locking slot 103 interior (shown in figure 10), plays the effect spacing to hanger.The effect that pipeline passes through hanger 2 is to connect and seat extension bunch tube, for underground equipment provides the pipeline passage lanes.
Like Fig. 2,3, shown in Figure 4; Above-mentioned twin-stage CHF 1 comprises: the flange cable passes through joint 13, the flange hydraulic line passes through joint 14; Flange cable connecting hole 107 and flange hydraulic line connecting hole 109; The flange cable passes through joint 13 and is threaded with flange cable connecting hole 107, and the flange hydraulic line passes through joint 14 and is threaded with flange hydraulic line connecting hole 109.
As shown in Figure 5; The pipeline of the utility model passes through hanger 2 and is provided with bidirectional hydraulic runner hole 100 and cable attended operation window 104; As shown in Figure 6; Pipeline passes through hanger 2 bottoms and is provided with cable seal bush hole 101 and the auxiliary bush hole 102 of cable installation, and bidirectional hydraulic runner hole 100 is coaxial with the flange hydraulic line connecting hole 109 of twin-stage CHF 1, and pipeline passes through the cable attended operation window 104 of hanger 2 and the flange cable connecting hole 107 of twin-stage CHF 1 coincides.
In addition; Be used for the device that pipeline passes through in the utility model and also comprise cable seal lining 23; With cable auxiliary lining 24 is installed; Like Fig. 7, shown in 8; Wherein cable seal lining 23 comprises: cable seal apical ring 25, cable seal rubber sleeve 26 and cable seal base ring 27, cable are inserted in cable seal apical ring 25, cable seal rubber sleeve 26 and the said cable seal bush hole 101 of cable seal base ring 27 entering successively, and the cable seal bush hole 101 that pipeline passes through hanger 2 bottoms matches with cable seal lining 23 and the auxiliary lining 24 of cable installation respectively with the auxiliary bush hole 102 of cable installation; The excessive joint 7 of pipeline is milled with platform, through screw described pipeline fixed head 15 is fixed in the excessive joint 7 of pipeline.
The pipeline of underground equipment is connected with the bidirectional hydraulic runner hole 100 that pipeline passes through hanger 2 through described pipeline fixed head 15, hydraulic line and bite type joint 9; Bidirectional hydraulic runner hole 100 is passed through joint 14 through the flange hydraulic line on the described flange hydraulic pressure connecting hole 109 and is connected with said pipeline switch 10, and pipeline switch 10 is connected with the pipeline of external hydraulic system through hydraulic quick coupling 11.
The cable of underground equipment is connected to pipeline through described pipeline fixed head 15 and passes through hanger 2; Pass through the auxiliary lining of installing the auxiliary bush hole 102 through cable hanger 2 bottoms 24 of cable installation from pipeline and pass entering cable attended operation window 104; The cable seal lining 23 that passes from top then the cable seal bush hole 101 passes from the hanger bottom, and the flange cable of said cable on flange cable connecting hole 107 passes through joint 13 and be connected with ground-based electronic equipment.
As shown in Figure 9; The wellhead assembly of the utility model has hanger locating assembly 3; Hanger locating assembly 3 is made up of alignment pin 19, clamp nut 20, two location sealing back bands 21 and a plurality of location sealing V circle 22; Before and after 21 pairs of location sealings of each location sealing back band V circle 22 form and support and be inserted in alignment pin 19, described alignment pin 19 is threaded through the 19 corresponding dowel holes 108 of the said alignment pin on the twin-stage CHF 1.And the wellhead assembly of the utility model also comprises: hanger bearing ring 16, hanger sealing back band 17 and hanger sealing ring 18; Hanger bearing ring 16 is fixed in pipeline and passes through hanger 2 through the mode of pin, and successively hanger is sealed back band 17 and be inserted in pipeline with hanger sealing ring 18 and pass through hanger 2.During installation, alignment pin 19 has external screw thread, and corresponding twin-stage CHF 1 has flange dowel hole 108 (shown in accompanying drawing 8); Location sealing back band 21 and the seal combination that location sealing V circle 22 is formed are inserted in alignment pin 19, again alignment pin 19 are screwed into flange dowel hole 108, be screwed into flange dowel hole 108 with clamp nut 20 then; 20 pairs of seal combination of clamp nut apply external force; Make location sealing V enclose the expansion of 22 pressurizeds, be close to flange dowel hole 108, guarantee sealing effectiveness.When leaking generation, can regulate the suffered axial force of seal combination through clamp nut 20, recover sealing.Behind the installation in position, alignment pin 19 1 ends get in the hanger locating slot 105 (shown in accompanying drawing 11), the circumferential rotation that the restriction pipeline passes through hanger 2, and protection hydraulic line and cable 8 are not damaged.The bottom of hanger locating slot 105 is the horn mouth structure, can make hanger locating assembly 3 get into hanger locating slot 105 smoothly.
The sealing that twin-stage CHF 1 and pipeline pass through between the hanger 2 is formed (shown in accompanying drawing 9) by hanger bearing ring 16, hanger sealing back band 17 and hanger sealing ring 18.The body that pipeline passes through hanger 2 has the bearing ring pin hole 106 (shown in accompanying drawing 5) that is uniformly distributed with; Bearing ring 16 has the radial hole identical with quantity with bearing ring pin hole 106 sizes, through the mode of inserting the connection pin bearing ring 16 is fixed on pipeline and passes through on the hanger 2.After installing bearing ring 16, pass through hanger 2 to pipeline successively and be inserted in hanger sealing back band 17 and hanger sealing ring 18, and then pipeline is passed through hanger 2 put in the twin-stage CHF 1, be located on the cone step of twin-stage CHF 1 inside.Hanger sealing ring 18 is compressed under the bunch tube action of gravity that is connected, and is extruded into pipeline and passes through the gap between hanger 2 and the twin-stage CHF 1 by part, and underground high-pressure fluid can not scurried to ground through this gap.Pipeline passes through the restriction of the axial location of hanger 2 by hanger bearing ring 16.Like this; Pipeline passes through hanger 2 and realizes the dual location of circumferential and axial respectively by hanger locating assembly 3 and hanger bearing ring 16; Make bidirectional hydraulic runner hole 100 coaxial, thereby effectively guarantee the reliability that pipeline is connected with cable with flange hydraulic line connecting hole 109.
The passing through relevant structure with pipeline and comprise a flange cable connecting hole 107, flange dowel hole 108 and two flange hydraulic line connecting holes 109 (like accompanying drawing 3, shown in 4) of twin-stage CHF 1 in the present embodiment.Flange cable connecting hole 107 is standard compliant 1/4inNPT gas thread hole with flange hydraulic line connecting hole 109; Passing through joint 13 with the flange cable respectively passes through joint 14 with the flange hydraulic line and matches; Two kinds of joints all meet the standard of 1/4inNPT gas thread; Inside has metal ferrule, guarantees to have enough sealings after cable and hydraulic line pass through.Flange dowel hole 108 has small one and large one two straight thread holes, cooperates with clamp nut 20 and alignment pin 19 respectively.
Carry out hydraulic line when passing through, two bidirectional hydraulic runner holes 100 are installed 4 bite type joints 9 respectively at the two ends (both sides of bottom and cable attended operation window 104) of hanger.Be connected with separately hydraulic line through bite type joint 9; Hydraulic line passes flange hydraulic line on the flange hydraulic line connecting hole 109 and passes through joint 14 and link to each other with pipeline switch 10; Pipeline switch 10 is connected with hydraulic quick coupling 11, and hydraulic quick coupling 11 can be connected with the pipeline of other external hydraulic system.The hydraulic pressure runner hole 100 of hanger bottom is connected with pipeline fixed head 15 on the pipeline transit joint 7 through bite type joint 9, hydraulic line.
Cable pass through the position between two bidirectional hydraulic runner holes 100.Flange cable connecting hole 107 is relative with cable attended operation window 104, the sector notch that cable attended operation window 104 is processed for Milling Process.Pass through the partial sectional view of hanger cable crossing structure like Figure 13,14 for pipeline; The bottom of cable attended operation window 104 has cable seal bush hole 101 and cable that auxiliary bush hole 102 is installed, and with cable seal lining 23 and cable auxiliary lining 24 is installed respectively and is cooperated.Wherein, cable seal bush hole 101 is for having the through hole of part screw thread, and it is unthreaded hole that cable is installed auxiliary bush hole 102.Cable seal lining 23 is key elements of realizing cable seal, is made up of cable seal apical ring 25, cable seal rubber sleeve 26 and cable seal base ring 27.Cable is installed auxiliary lining 24 and for cable passes through operation occasional passage is provided, and with cable auxiliary bush hole 102 being installed is interference fit.The hole of all and the direct parts in contact of cable is all passed through fine finishining and is handled, and removes surperficial burr, and the edge is handled through rounding, prevents that the impaired situation of cable occurred when cable was installed.
Carry out cable when passing through; Cable is caused the pipeline that is connected with two public pipe nipples 6 through pipeline fixed head 15 and is passed through hanger 2; Through cable auxiliary lining 24 is installed from the hanger bottom and is passed entering cable attended operation window 104; Pass cable seal bush hole 101 then from top, pass from the hanger bottom.Be inserted in cable seal apical ring 25, cable seal rubber sleeve 26 and cable seal base ring 27 successively from cable, make it get into cable seal bush hole 101, the screw with the band through hole is screwed into cable seal bush hole 101 again.The end face of screw compresses cable seal lining 23, and under external force, cable is tightly embraced in 26 distortion of cable seal rubber sleeve, guarantees enough sealings.The flange cable of cable on flange cable connecting hole 107 passes through joint 13 and is connected with ground-based electronic equipment then.
Be milled with shallow slot longitudinally on the pipeline transit joint 7, so that buried cable and hydraulic line, the middle part of pipeline transit joint 7 is milled with platform, and 6 screwed holes are arranged on the platform, through 6 screws pipeline fixed head 15 is fixed on the pipeline transit joint 7.Pipeline fixed head 15 is the relaying link of hydraulic line and cable 8; There is the bidirectional hydraulic runner its inside and crosses cable through-hole; The lower end of pipeline fixed head 15 is equipped with the bite type joint, realizes the cable and hydraulic line and the cable of wellhead assembly and being connected of hydraulic line of underground equipment.
Among the utility model embodiment to be used for the wellhead assembly that pipeline passes through be the design of twin-stage casing head, also can adopt the scheme of single-stage casing head during practical implementation, perhaps use tubing-head adapter flange and boll-weevil hanger, pass through connection for oil pipe provides pipeline.
But adopt hydraulic control and electronics pipeline in the hanger to pass through integrated form design, hanger structure, simple and easy effective mistake cable seal structure Fast Installation that can two-way location and the particular design such as pipeline syndeton of protecting pipeline not to be damaged.The main feature of this system is: (1) compact overall structure: hydraulic control and electronics pipeline all pass through from single hanger; Scheme does to change design on existing wellhead assembly; System directly utilizes existing wellhead equipment, and like hanger, flange, locking device etc., so the instrument cost is lower; (2) good sealing effect: crossing the cable seal element is particular design, and sealing load is not less than 20MPa, and each joint of liquid controling pipe line is high voltage bearing bite type joint design, and sealing load is not less than 70MPa; (3) reliability and safety are good: the whole voltage withstand class of wellhead assembly is 70MPa or high pressure sealing grade more, and hydraulic control in wellhead assembly and electrical system are totally enclosed type, satisfy strict requirement of explosion proof, have higher safety factor; (4) system's installation process is easy: pipeline connects a large amount of parts such as bite type joint, fast connecting joint that adopt, and execute-in-place obtains simplifying; (5) be convenient to safeguard: the most component of system adopt standard compliant mature technology, can realize exchanging with existing well head component, and the maintenance activity amount of cable/hydraulic control connected system is less.
Used specific embodiment in the utility model the principle and the embodiment of the utility model are set forth, the explanation of above embodiment just is used to help to understand the method and the core concept thereof of the utility model; Simultaneously, for one of ordinary skill in the art, according to the thought of the utility model, the part that on the specific embodiment and range of application, all can change, in sum, this description should not be construed as the restriction to the utility model.
Claims (5)
1. one kind is used for the wellhead assembly that pipeline passes through; Described wellhead assembly comprises: twin-stage CHF (1), pipeline pass through hanger (2), pipeline transit joint (7), bite type joint (9), pipeline switch (10), hydraulic quick coupling (11), pipeline fixed head (15); It is characterized in that,
Described twin-stage CHF (1) comprising: the flange cable passes through joint (13), the flange hydraulic line passes through joint (14); Flange cable connecting hole (107) and flange hydraulic line connecting hole (109); Described flange cable passes through joint (13) and is threaded with flange cable connecting hole (107), and described flange hydraulic line passes through joint (14) and is threaded with flange hydraulic line connecting hole (109); Described pipeline passes through hanger (2) and is provided with bidirectional hydraulic runner hole (100) and cable attended operation window (104); Described bidirectional hydraulic runner hole (100) is coaxial with the flange hydraulic line connecting hole (109) of described twin-stage CHF (1); Said cable attended operation window (104) coincides with flange cable connecting hole (107); Said pipeline passes through hanger (2) bottom and is provided with cable seal bush hole (101) and the auxiliary bush hole (102) of cable installation, with cable seal lining (23) and cable auxiliary lining (24) is installed respectively and is matched; The excessive joint of described pipeline (7) is milled with platform, through screw described pipeline fixed head (15) is fixed in the excessive joint of pipeline (7);
The pipeline of underground equipment is connected through the bidirectional hydraulic runner hole (100) that described pipeline fixed head (15), hydraulic line and bite type joint (9) and said pipeline pass through hanger (2); Bidirectional hydraulic runner hole (100) is passed through joint (14) through the flange hydraulic line on the described flange hydraulic pressure connecting hole (109) and is connected with said pipeline switch (10), and pipeline switch (10) is connected with the pipeline of external hydraulic system through hydraulic quick coupling (11);
The cable of underground equipment is connected to pipeline through described pipeline fixed head (15) and passes through hanger (2); The auxiliary lining of bottom pipeline passes through hanger (2), installing the auxiliary bush hole (102) through cable (24) of cable installation passes entering cable attended operation window (104); The cable seal lining (23) that passes from top then the cable seal bush hole (101) passes from the hanger bottom, and the flange cable of said cable on flange cable connecting hole (107) passes through joint (13) and be connected with ground-based electronic equipment.
2. as claimed in claim 1ly be used for the wellhead assembly that pipeline passes through; It is characterized in that; Described wellhead assembly has hanger locating assembly (3); Described hanger locating assembly (3) encloses (22) by alignment pin (19), clamp nut (20), two location sealing back bands (21) and a plurality of location sealing V and forms; Before and after each described location sealing back band (21) location sealing V circle (22) is formed support and be inserted in alignment pin (19), described alignment pin (19) is threaded through the dowel hole (108) of the correspondence of the said alignment pin (19) on the twin-stage CHF (1).
3. as claimed in claim 1ly be used for the wellhead assembly that pipeline passes through; It is characterized in that; Described cable seal lining (23) comprising: cable seal apical ring (25), cable seal rubber sleeve (26) and cable seal base ring (27), said cable are inserted in cable seal apical ring (25), cable seal rubber sleeve (26) and cable seal base ring (27) successively and get into said cable seal bush hole (101).
4. as claimed in claim 1ly be used for the wellhead assembly that pipeline passes through, it is characterized in that described cable seal bush hole (101) is screwed through hole, be threaded with described cable seal lining (23).
5. as claimed in claim 1ly be used for the wellhead assembly that pipeline passes through, it is characterized in that it be unthreaded hole that described cable is installed auxiliary bush hole (102), described cable is installed auxiliary lining (24) and cable and is installed that to assist bush hole (102) be interference fit.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011202714826U CN202228034U (en) | 2011-07-28 | 2011-07-28 | Wellhead device for pipeline to penetrate |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011202714826U CN202228034U (en) | 2011-07-28 | 2011-07-28 | Wellhead device for pipeline to penetrate |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN202228034U true CN202228034U (en) | 2012-05-23 |
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ID=46078622
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2011202714826U Expired - Lifetime CN202228034U (en) | 2011-07-28 | 2011-07-28 | Wellhead device for pipeline to penetrate |
Country Status (1)
| Country | Link |
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| CN (1) | CN202228034U (en) |
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102733772A (en) * | 2012-07-12 | 2012-10-17 | 刘庆梅 | Christmas tree of tubing head for borehole operation without killing well |
| CN104332937A (en) * | 2014-11-18 | 2015-02-04 | 天津修船技术研究所 | Multipurpose rigid joint for moving cable harness |
| CN105298427A (en) * | 2015-11-19 | 2016-02-03 | 中国石油集团西部钻探工程有限公司 | Mechanical wellhead suspension device and blowing-to-mechanical-extraction integrated device |
| CN107148508A (en) * | 2014-09-02 | 2017-09-08 | 卡梅伦国际有限公司 | Control pipeline interconnection technique |
| CN107882528A (en) * | 2017-12-13 | 2018-04-06 | 江苏威尔德钻采设备有限公司 | Split flange cable penetration device well head mounting structure |
| CN113107865A (en) * | 2021-04-18 | 2021-07-13 | 深圳景嘉机电科技有限公司 | Multifunctional submersible pump ground control device |
-
2011
- 2011-07-28 CN CN2011202714826U patent/CN202228034U/en not_active Expired - Lifetime
Cited By (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102733772A (en) * | 2012-07-12 | 2012-10-17 | 刘庆梅 | Christmas tree of tubing head for borehole operation without killing well |
| CN102733772B (en) * | 2012-07-12 | 2015-02-04 | 刘庆梅 | Christmas tree of tubing head for borehole operation without killing well |
| CN107148508A (en) * | 2014-09-02 | 2017-09-08 | 卡梅伦国际有限公司 | Control pipeline interconnection technique |
| CN104332937A (en) * | 2014-11-18 | 2015-02-04 | 天津修船技术研究所 | Multipurpose rigid joint for moving cable harness |
| CN104332937B (en) * | 2014-11-18 | 2017-01-25 | 天津修船技术研究所 | Multipurpose rigid joint for moving cable harness |
| CN105298427A (en) * | 2015-11-19 | 2016-02-03 | 中国石油集团西部钻探工程有限公司 | Mechanical wellhead suspension device and blowing-to-mechanical-extraction integrated device |
| CN105298427B (en) * | 2015-11-19 | 2017-12-08 | 中国石油集团西部钻探工程有限公司 | Mechanical wellhead hookup and blowing favourable turn adopt integrated apparatus |
| CN107882528A (en) * | 2017-12-13 | 2018-04-06 | 江苏威尔德钻采设备有限公司 | Split flange cable penetration device well head mounting structure |
| CN113107865A (en) * | 2021-04-18 | 2021-07-13 | 深圳景嘉机电科技有限公司 | Multifunctional submersible pump ground control device |
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| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CX01 | Expiry of patent term | ||
| CX01 | Expiry of patent term |
Granted publication date: 20120523 |