CN105545243B - Hydraulic pressure wellhead connection device - Google Patents
Hydraulic pressure wellhead connection device Download PDFInfo
- Publication number
- CN105545243B CN105545243B CN201610105252.XA CN201610105252A CN105545243B CN 105545243 B CN105545243 B CN 105545243B CN 201610105252 A CN201610105252 A CN 201610105252A CN 105545243 B CN105545243 B CN 105545243B
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- China
- Prior art keywords
- flange
- push rod
- upper flange
- lower flange
- capping
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- 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.)
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- 229910000831 Steel Inorganic materials 0.000 claims description 5
- 238000000034 method Methods 0.000 claims description 5
- 239000010959 steel Substances 0.000 claims description 5
- 238000005538 encapsulation Methods 0.000 claims description 4
- 210000002105 tongue Anatomy 0.000 description 7
- 238000007789 sealing Methods 0.000 description 3
- 238000010586 diagram Methods 0.000 description 2
- 238000005516 engineering process Methods 0.000 description 2
- 239000008141 laxative Substances 0.000 description 2
- 230000002475 laxative effect Effects 0.000 description 2
- 239000000463 material Substances 0.000 description 2
- 241000233855 Orchidaceae Species 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 238000000926 separation method Methods 0.000 description 1
Classifications
-
- E—FIXED CONSTRUCTIONS
- E21—EARTH OR ROCK DRILLING; MINING
- E21B—EARTH OR ROCK 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
Landscapes
- Life Sciences & Earth Sciences (AREA)
- Engineering & Computer Science (AREA)
- Geology (AREA)
- Mining & Mineral Resources (AREA)
- Physics & Mathematics (AREA)
- Environmental & Geological Engineering (AREA)
- Fluid Mechanics (AREA)
- General Life Sciences & Earth Sciences (AREA)
- Geochemistry & Mineralogy (AREA)
- Excavating Of Shafts Or Tunnels (AREA)
- Earth Drilling (AREA)
Abstract
This application discloses a kind of hydraulic pressure wellhead connection devices, including：Upper flange；Lower flange, first end are matched with the first end of upper flange；Cylinder body is fixedly set at the cooperation of the first end of upper flange and the first end of lower flange and offers guide-track groove in an axial direction on the side wall of cylinder body；Upper capping is sleeved on the upper end on upper flange and mounted on cylinder body；Lower capping is sleeved on the lower end on lower flange and mounted on cylinder body；Fixed jaw, in the chamber that upper flange, lower flange, cylinder body, upper capping and lower capping surround；Push rod in chamber and is radially positioned between fixed jaw and cylinder body, and has fit structure between push rod and fixed jaw；It sells with instruction, in guide-track groove and is fixed on push rod.Hydraulic pressure wellhead connection device provided by the present application, it is simple in structure, easy to operation, can realize together with clamping upper flange and lower flange with upper flange and lower flange the two actions for unclamping clamping.
Description
Technical field
This application involves oil exploration equipment technology, espespecially a kind of hydraulic pressure wellhead connection device.
Background technology
Hydraulic pressure wellhead connection device be required to realize together with clamping upper flange and lower flange with the upper method of unclamping clamping
The two actions of blue and lower flange, to meet onsite application, improve the requirement of operating efficiency.Those skilled in the art can't
A kind of hydraulic pressure wellhead connection device simple in structure, easy to operate is provided.
Invention content
In order to solve the above-mentioned technical problem, simple in structure, be convenient for this application provides a kind of hydraulic pressure wellhead connection device
Operation, can realize together with clamping upper flange and lower flange with upper flange and lower flange the two actions for unclamping clamping.
In order to reach the application purpose, this application provides a kind of hydraulic pressure wellhead connection devices, including：Upper flange；Laxative remedy
Orchid, first end are matched with the first end of the upper flange；Cylinder body is fixedly set in the first end of the upper flange and described
Guide-track groove in an axial direction is offered at the cooperation of the first end of lower flange and on the side wall of the cylinder body；Upper capping is sleeved on described
Upper end on upper flange and mounted on the cylinder body；Lower capping is sleeved on the lower flange and under the cylinder body
End；Fixed jaw, the chamber surrounded positioned at the upper flange, the lower flange, the cylinder body, the upper capping and the lower capping
It is interior, and can together with upper flange and the lower flange described in clamping with unclamp the upper flange being snapped together and the laxative remedy
It is blue；Push rod in the chamber and is radially positioned between fixed jaw and the cylinder body, and the push rod with it is described
Between fixed jaw have fit structure, the push rod is axially moveable, the fit structure can control the fixed jaw clamping and
Unclamp the upper flange and the lower flange；It sells with instruction, in the guide-track groove and is fixed on the push rod, it is described
Instruction pin can drive the push rod to be axially moveable.
Optionally, the hydraulic pressure wellhead connection device further includes：Variable buckle offers in an axial direction logical in the lower capping
Hole, the through-hole are communicated with the chamber, and the variable buckle is fixedly mounted on the through hole；And elastic component, it is mounted on described logical
In hole, and one end compresses the variable buckle, the other end stretches out the through-hole and compresses the push rod.
Optionally, the hydraulic pressure wellhead connection device further includes：Limited block is located in the chamber, and position in the axial direction
Between the fixed jaw and the lower capping, it is radially positioned between the push rod and the lower flange；Limit steel ring, position
In in the chamber and being presented axially between the limited block and the lower capping, and it is fixed on the lower flange；With
Fixing pin connects the limited block and the lower capping.
Optionally, between the first end of the upper flange and the first end of the lower flange it, the limited block and described pushes away
Between bar, equal encapsulation process between the push rod and the cylinder body.
Optionally, the elastic component is helical spring.
Optionally, the fit structure includes the first groove body being arranged on the fixed jaw and the limit that is arranged on the push rod
Position tongue, the spacing tongue is located in first groove body, and the outer end face of first groove body can contradict and be arranged on the push rod
The side of the spacing tongue.
Optionally, the second groove body is additionally provided on the fixed jaw, on the outer end face of the first end of the upper flange and institute
It states and is both provided with boss on the outer end face of the first end of lower flange, two boss can be limited in second groove body.
Compared with prior art, hydraulic pressure wellhead connection device provided by the present application, by indicating that pin is axially displaced to band
Dynamic push rod moves left and right, and realizes that push rod coordinates with fixed jaw, finally so that fixed jaw realizes clamping upper flange and lower flange one
The upper flange that is snapped together and lower flange the two actions are played and unclamp, admittedly complete the cooperation of upper flange and lower flange.
Other features and advantage will illustrate in the following description, also, partly become from specification
It obtains it is clear that being understood by implementing the application.The purpose of the application and other advantages can be by specification, rights
Specifically noted structure is realized and is obtained in claim and attached drawing.
Description of the drawings
Attached drawing is used for providing further understanding technical scheme, and a part for constitution instruction, with this
The embodiment of application is used to explain the technical solution of the application together, does not constitute the limitation to technical scheme.
Fig. 1 is the structural schematic diagram of hydraulic pressure wellhead connection device opening state described herein；
Fig. 2 is the structural schematic diagram of hydraulic pressure wellhead connection device closed state described herein.
Wherein, the correspondence in Fig. 1 and Fig. 2 between reference numeral and component names is：
1 upper flange, 2 lower flanges, 21 boss, 3 cylinder bodies, 31 guide-track grooves cover on 4,5 times cappings, 6 fixed jaws, and 61 first
Groove body, 62 second groove bodies, 7 push rods, 71 spacing tongues, 8 instruction pins, 9 variable buckles, 10 elastic components, 11 limited blocks, 12 limit steel rings, 13
Fixing pin, 14 sealing structures.
Specific implementation mode
To make the purpose, technical scheme and advantage of the application be more clearly understood, below in conjunction with attached drawing to the application
Embodiment be described in detail.It should be noted that in the absence of conflict, in the embodiment and embodiment in the application
Feature mutually can arbitrarily combine.
Many details are elaborated in the following description in order to fully understand the application, and still, the application may be used also
By using other, different from implementing in a manner of described here, therefore, the protection domain of the application is not by following public tool
The limitation of body embodiment.
The hydraulic pressure wellhead connection device of some embodiments of the application is described below in conjunction with the accompanying drawings.
Hydraulic pressure wellhead connection device provided by the present application, as depicted in figs. 1 and 2, including：Upper flange 1；Lower flange 2, the
One end is matched with the first end of upper flange 1；Cylinder body 3 is fixedly set in the first end of the first end and lower flange 2 of upper flange 1
Cooperation at and the side wall of cylinder body 3 on offer guide-track groove 31 in an axial direction；Upper capping 4, is sleeved on upper flange 1 and is mounted on
The upper end of cylinder body 3；Lower capping 5, is sleeved on the lower end on lower flange 2 and mounted on cylinder body 3；Fixed jaw 6, be located at upper flange 1, under
In flange 2, cylinder body 3, upper capping 4 and lower 5 chamber that surrounds of capping, and together with clamping upper flange 1 and lower flange 2 and it can unclamp
The upper flange 1 and lower flange 2 being snapped together；Push rod 7 in chamber and is radially positioned fixed jaw 6 and cylinder body 3
Between, and there is fit structure between push rod 7 and fixed jaw 6, push rod 7 is axially moveable, fit structure can control fixed jaw 6 to block
Tight and release upper flange 1 and lower flange 2；It with instruction pin 8, in guide-track groove 31 and is fixed on push rod 7, instruction pin 8 can band
Dynamic push rod 7 is axially moveable.
Hydraulic pressure wellhead connection device provided by the present application, by indicating that pin is axially displaced to that push rod is driven to move left and right,
Realize that push rod and fixed jaw coordinate, finally so that clamping is realized together with clamping upper flange and lower flange and unclamped to fixed jaw
The two actions of upper flange and lower flange together, admittedly complete the cooperation of upper flange and lower flange.
The first end of upper flange 1 and the first end of lower flange 2 are coordinated by bell-mouth structure of air inserting mode.
Optionally, hydraulic pressure wellhead connection device further includes：Variable buckle 9, it is lower to cover the through-hole offered on 5 in an axial direction, through-hole
It is communicated with chamber, variable buckle 9 is fixedly mounted on through hole；It with elastic component 10, is mounted in through-hole, and one end compresses variable buckle 9, another
One end stretches out through-hole and compresses push rod 7.
As shown in Fig. 2, elastic component 10 pushes push rod 7 so that instruction pin 8 is pressed on the separate lower capping 5 of guide-track groove 31
One end, at this point, together with 6 clamping upper end cover 4 of fixed jaw and bottom end cover 5；As shown in Figure 1, instruction pin 8 is pushed to be moved to the other end
Dynamic, the fit structure between push rod 7 and fixed jaw 6 releases the constraint to fixed jaw 6 and acts at this time, and fixed jaw 6 unclamps upper end cover 4
With bottom end cover 5, upper end cover 4 and bottom end cover 5 realize separation.
Optionally, as depicted in figs. 1 and 2, hydraulic pressure wellhead connection device further includes：Limited block 11 is located in chamber, and
It is located axially between fixed jaw 6 and lower capping 5, is radially positioned between push rod 7 and lower flange 2；Steel ring 12 is limited, is located at
It in chamber and is presented axially between limited block 11 and lower capping 5, and is fixed on lower flange 2；With fixing pin 13, connect
Connect limited block 11 and lower capping 5.
Limited block 11 and lower capping 5 are linked together, and are located in lower flange 2 by limiting steel ring by fixing pin 13
On.
Optionally, between the first end of upper flange 1 and the first end of lower flange 2, between limited block 11 and push rod 7, push rod 7
The equal encapsulation process between cylinder body 3.
Wherein, encapsulation process includes sealing ring, the sealing structures 14 such as is slidingly sealed.
Optionally, elastic component 10 is helical spring.
Optionally, fit structure includes the first groove body 61 being arranged on fixed jaw 6 and the spacing tongue 71 that is arranged on push rod 7,
Spacing tongue 71 is located in the first groove body 61, and the outer end face of the first groove body 61 can contradict the side that spacing tongue 71 is arranged on push rod 7.
Optionally, it is additionally provided with the second groove body 62 on fixed jaw 6, the upper and lower flange of the outer end face of the first end of upper flange 12
First end outer end face on be both provided with boss 21, two boss 21 can be limited in the second groove body 62.
Preferably, the cross section of fixed jaw 6 is in dumbbell shaped.
In conclusion hydraulic pressure wellhead connection device provided by the present application, by indicating that pin is axially displaced to drive push rod
Move left and right, realize that push rod and fixed jaw coordinate, finally so that fixed jaw realize together with clamping upper flange and lower flange and
The two actions of the upper flange and lower flange that release is snapped together, admittedly complete the cooperation of upper flange and lower flange.
In the description of the present application, term " installation ", " connected ", " connection ", " fixation " etc. shall be understood in a broad sense, example
Such as, " connection " may be fixed connection or may be dismantle connection, or integral connection；It can be directly connected, it can also
Indirectly connected through an intermediary.For the ordinary skill in the art, above-mentioned art can be understood as the case may be
The concrete meaning of language in this application.
In the description of this specification, the description of term " one embodiment ", " some embodiments ", " specific embodiment " etc.
Mean that particular features, structures, materials, or characteristics described in conjunction with this embodiment or example are contained at least one reality of the application
It applies in example or example.In the present specification, schematic expression of the above terms are not necessarily referring to identical embodiment or reality
Example.Moreover, description particular features, structures, materials, or characteristics can in any one or more of the embodiments or examples with
Suitable mode combines.
Although the embodiment disclosed by the application is as above, the content only for ease of understanding the application and use
Embodiment is not limited to the application.Technical staff in any the application fields, is taken off not departing from the application
Under the premise of the spirit and scope of dew, any modification and variation, but the application can be carried out in the form and details of implementation
Scope of patent protection, still should be subject to the scope of the claims as defined in the appended claims.
Claims (6)
1. a kind of oil exploration equipment hydraulic pressure wellhead connection device, which is characterized in that including：
Upper flange (1)；
Lower flange (2), first end are matched with the first end of the upper flange (1)；
Cylinder body (3), be fixedly set at the cooperation of the first end of the upper flange (1) and the first end of the lower flange (2) and
Guide-track groove (31) in an axial direction is offered on the side wall of the cylinder body (3)；
Upper capping (4) is sleeved on the upper end on the upper flange (1) and mounted on the cylinder body (3)；
Lower capping (5) is sleeved on the lower end on the lower flange (2) and mounted on the cylinder body (3)；
Fixed jaw (6), it is (4) and described positioned at the upper flange (1), the lower flange (2), the cylinder body (3), the upper capping
In the lower chamber that surrounds of capping (5), and can upper flange (1) and the lower flange (2) described in clamping be clamped on together with release
The upper flange (1) together and the lower flange (2)；
Push rod (7) in the chamber and is radially positioned between fixed jaw (6) and the cylinder body (3), and described
There is fit structure, the push rod (7) is axially moveable, the fit structure is controllable between push rod (7) and the fixed jaw (6)
Make upper flange (1) and the lower flange (2) described in the fixed jaw (6) retaining and release；With
Instruction pin (8) is located in the guide-track groove (31) and is fixed on the push rod (7), and the instruction pin (8) can drive
The push rod (7) is axially moveable；The hydraulic pressure wellhead connection device further includes：
Variable buckle (9) offers through-hole in an axial direction on the lower capping (5), and the through-hole is communicated with the chamber, the variable buckle
(9) it is fixedly mounted on the through hole；With
Elastic component (10) is mounted in the through-hole, and one end compresses the variable buckle (9), the other end stretches out the through-hole and
Compress the push rod (7)；
Wherein, the first end of the upper flange (1) and the first end of the lower flange (2) use grafting side by bell-mouth structure of air
Formula coordinates.
2. hydraulic pressure wellhead connection device according to claim 1, which is characterized in that further include：
Limited block (11) is located in the chamber, and be presented axially between the fixed jaw (6) and the lower capping (5),
It is radially positioned between the push rod (7) and the lower flange (2)；
Limit steel ring (12), in the chamber and be presented axially in the limited block (11) and the lower capping (5) it
Between, and be fixed on the lower flange (2)；With
Fixing pin (13) connects the limited block (11) and the lower capping (5).
3. hydraulic pressure wellhead connection device according to claim 2, which is characterized in that the first end of the upper flange (1) and
Between the first end of the lower flange (2), between the limited block (11) and the push rod (7), the push rod (7) and the cylinder
Equal encapsulation process between body (3).
4. hydraulic pressure wellhead connection device according to claim 2, which is characterized in that the elastic component is helical spring.
5. hydraulic pressure wellhead connection device according to any one of claim 1 to 4, which is characterized in that the fit structure
Including the first groove body (61) being arranged on the fixed jaw (6) and the spacing tongue (71) being arranged on the push rod (7), the limit
Tongue (71) is located in first groove body (61), and the outer end face of first groove body (61) can be contradicted and be set on the push rod (7)
Set the side of the spacing tongue (71).
6. hydraulic pressure wellhead connection device according to claim 5, which is characterized in that be additionally provided on the fixed jaw (6)
Second groove body (62), on the outer end face of the first end of the upper flange (1) and on the outer end face of the first end of the lower flange (2)
It is both provided with boss (21), two boss (21) can be limited in second groove body (62).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610105252.XA CN105545243B (en) | 2016-02-25 | 2016-02-25 | Hydraulic pressure wellhead connection device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610105252.XA CN105545243B (en) | 2016-02-25 | 2016-02-25 | Hydraulic pressure wellhead connection device |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN105545243A CN105545243A (en) | 2016-05-04 |
| CN105545243B true CN105545243B (en) | 2018-09-28 |
Family
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201610105252.XA Active CN105545243B (en) | 2016-02-25 | 2016-02-25 | Hydraulic pressure wellhead connection device |
Country Status (1)
| Country | Link |
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| CN (1) | CN105545243B (en) |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114452212B (en) * | 2021-12-21 | 2024-06-18 | 广西瀛宇科技有限公司 | Multifunctional medicine blending robot with weighing function |
Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN205400650U (en) * | 2016-02-25 | 2016-07-27 | 中国海洋石油总公司 | Hydraulic pressure well head connecting device |
Family Cites Families (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4496172A (en) * | 1982-11-02 | 1985-01-29 | Dril-Quip, Inc. | Subsea wellhead connectors |
| US4708376A (en) * | 1986-01-31 | 1987-11-24 | Vetco Gray Inc. | Hydraulic collet-type connector |
| US6129149A (en) * | 1997-12-31 | 2000-10-10 | Kvaerner Oilfield Products | Wellhead connector |
| CN101377120B (en) * | 2008-10-08 | 2012-01-18 | 宝鸡石油机械有限责任公司 | Sea underwater hydraulic connector |
| CN101806199B (en) * | 2010-03-19 | 2012-01-11 | 中国石油天然气集团公司 | Sea deepwater hydraulic connector |
| CN102182419A (en) * | 2011-04-01 | 2011-09-14 | 宝鸡石油机械有限责任公司 | Hydraulic connecting device for deepwater pipeline |
-
2016
- 2016-02-25 CN CN201610105252.XA patent/CN105545243B/en active Active
Patent Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN205400650U (en) * | 2016-02-25 | 2016-07-27 | 中国海洋石油总公司 | Hydraulic pressure well head connecting device |
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| CN105545243A (en) | 2016-05-04 |
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| SE01 | Entry into force of request for substantive examination | ||
| CB02 | Change of applicant information |
Address after: 100010 Chaoyangmen North Street, Dongcheng District, Dongcheng District, Beijing Applicant after: China Offshore Oil Group Co., Ltd. Applicant after: China Oilfield Services Limited Address before: 100010 Chaoyangmen North Street, Dongcheng District, Dongcheng District, Beijing Applicant before: China National Offshore Oil Corporation Applicant before: China Oilfield Services Limited |
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