CN105545243A - Hydraulic well mouth connecting device - Google Patents
Hydraulic well mouth connecting device Download PDFInfo
- Publication number
- CN105545243A CN105545243A CN201610105252.XA CN201610105252A CN105545243A CN 105545243 A CN105545243 A CN 105545243A CN 201610105252 A CN201610105252 A CN 201610105252A CN 105545243 A CN105545243 A CN 105545243A
- Authority
- CN
- China
- Prior art keywords
- flange
- push rod
- cylinder body
- lower flange
- upper flange
- 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.)
- Granted
Links
- 210000000078 claw Anatomy 0.000 claims abstract description 37
- 210000005056 cell body Anatomy 0.000 claims description 17
- 229910000831 Steel Inorganic materials 0.000 claims description 5
- 239000010959 steel Substances 0.000 claims description 5
- 238000005538 encapsulation Methods 0.000 claims description 4
- 238000000034 method Methods 0.000 claims description 4
- 238000007789 sealing Methods 0.000 abstract description 9
- 210000002105 tongue Anatomy 0.000 description 7
- 238000005516 engineering process Methods 0.000 description 3
- 238000010276 construction Methods 0.000 description 2
- 239000000463 material Substances 0.000 description 2
- 238000009434 installation 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
The invention discloses a hydraulic well mouth connecting device which comprises an upper flange, a lower flange, a cylinder body, an upper sealing cover, a lower sealing cover, a fixed claw, a push rod and an indicating pin. The first end of the lower flange is matched with the first end of the upper flange, the position where the first end of the upper flange is matched with the first end of the lower flange is fixedly sleeved with the cylinder body, and a guide rail groove in the axial direction is formed in the side wall of the cylinder body. The upper flange is sleeved with the upper sealing cover, and the upper sealing cover is installed at the lower end of the cylinder body. The lower flange is sleeved with the lower sealing cover, and the lower sealing cover is installed at the lower end of the cylinder body. The fixed claw is located in a cavity defined by the upper flange, the lower flange, the cylinder body, the upper sealing cover and the lower sealing cover. The push rod is installed in the cavity and is radially located between the fixed claw and the cylinder body, and a matching structure is arranged between the push rod and the fixed claw. The indicating pin is located in the guide rail groove and is fixed to the push rod. The hydraulic well mouth connecting device is simple in structure, convenient to operate and capable of achieving the two actions of clamping the upper flange and the lower flange together and loosening the upper flange and the lower flange which are clamped.
Description
Technical field
The application relates to oil exploration equipment technology, espespecially a kind of hydraulic pressure wellhead connection device.
Background technology
Hydraulic pressure wellhead connection device requires to realize to clamp upper flange together with lower flange and unclamp upper flange and these two actions of lower flange of clamping, to meet onsite application, improves the requirement of operating efficiency.The hydraulic pressure wellhead connection device that those skilled in the art can't provide a kind of structure simple, easy to operate.
Summary of the invention
In order to solve the problems of the technologies described above, this application provides a kind of hydraulic pressure wellhead connection device, its structure be simple, convenient operation, can realize clamping upper flange together with lower flange and unclamp upper flange and these two actions of lower flange of clamping.
In order to reach the application's object, this application provides a kind of hydraulic pressure wellhead connection device, comprising: upper flange; Lower flange, its first end matches with the first end of described upper flange; Cylinder body, is fixedly set in the cooperation place of the first end of described upper flange and the first end of described lower flange and the guide-track groove sidewall of described cylinder body offered vertically; Upper cover, to be enclosed within described upper flange and to be arranged on the upper end of described cylinder body; Lower capping, to be enclosed within described lower flange and to be arranged on the lower end of described cylinder body; Fixed claw, is positioned at the chamber that described upper flange, described lower flange, described cylinder body, described upper cover and described lower capping surround, and can clamp described upper flange together with described lower flange and unclamp the described upper flange and described lower flange that are snapped together; Push rod, to be arranged in described chamber and diametrically between fixed claw and described cylinder body, and between described push rod and described fixed claw, there is fit structure, described push rod moves vertically, described fit structure can control described fixed claw clamping and unclamp described upper flange and described lower flange; With instruction pin, be positioned at described guide-track groove and be fixed on described push rod, described instruction pin can drive described push rod to move vertically.
Alternatively, described hydraulic pressure wellhead connection device also comprises: variable buckle, and described lower capping offers through hole vertically, described through hole communicates with described chamber, and described variable buckle is fixedly mounted on described through hole; And elastic component, be arranged in described through hole, and its one end compresses described variable buckle, the other end stretches out described through hole and compresses described push rod.
Alternatively, described hydraulic pressure wellhead connection device also comprises: limited block, is positioned at described chamber, and is presented axially between described fixed claw and described lower capping, diametrically between described push rod and described lower flange; Spacing steel ring, is presented axially between described limited block and described lower capping, and is fixed on described lower flange in described chamber; And fixing pin, connect described limited block and described lower capping.
Alternatively, between the first end of described upper flange and the first end of described lower flange, equal encapsulation process between described limited block and described push rod, between described push rod and described cylinder body.
Alternatively, described elastic component is helical spring.
Alternatively, described fit structure comprises the spacing tongue that the first cell body and described push rod that described fixed claw is arranged are arranged, described spacing tongue is positioned at described first cell body, and can conflict in the outer face of described first cell body, described push rod is arranged the side of described spacing tongue.
Alternatively, described fixed claw is also provided with the second cell body, be provided with boss on the outer face of the first end of described upper flange and on the outer face of the first end of described lower flange, two described boss can be limited in described second cell body.
Compared with prior art, the hydraulic pressure wellhead connection device that the application provides, selling movement vertically by instruction drives push rod to move left and right, realize push rod to coordinate with fixed claw, finally make fixed claw realization clamping upper flange together with lower flange and unclamp the upper flange and these two actions of lower flange that are snapped together, admittedly complete the cooperation of upper flange and lower flange.
The further feature of the application and advantage will be set forth in the following description, and, partly become apparent from manual, or understand by implementing the application.The object of the application and other advantages realize by structure specifically noted in manual, claims and accompanying drawing and obtain.
Accompanying drawing explanation
Accompanying drawing is used to provide the further understanding to technical scheme, and forms a part for manual, is used from the technical scheme explaining the application, does not form the restriction to technical scheme with the embodiment one of the application.
Fig. 1 is the structural representation of the hydraulic pressure wellhead connection device open mode described in the application;
Fig. 2 is the structural representation of the hydraulic pressure wellhead connection device closed condition described in the application.
Wherein, the corresponding relation 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, 4 upper covers, 5 times cappings, 6 fixed claws, 61 first cell bodies, 62 second cell bodies, 7 push rods, 71 spacing tongues, 8 instruction pins, 9 variable buckles, 10 elastic components, 11 limited blocks, 12 spacing steel rings, 13 fixing pins, 14 hermetically-sealed constructions.
Detailed description of the invention
For making the object of the application, technical scheme and advantage clearly understand, hereinafter will by reference to the accompanying drawings the embodiment of the application be described in detail.It should be noted that, when not conflicting, the embodiment in the application and the feature in embodiment can be combined mutually.
Set forth a lot of detail in the following description so that fully understand the application; but; the application can also adopt other to be different from mode described here to implement, and therefore, the protection domain of the application is not by the restriction of following public specific embodiment.
The hydraulic pressure wellhead connection device of some embodiments of the application is described below in conjunction with accompanying drawing.
The hydraulic pressure wellhead connection device that the application provides, as depicted in figs. 1 and 2, comprising: upper flange 1; Lower flange 2, its first end matches with the first end of upper flange 1; Cylinder body 3, is fixedly set in the cooperation place of the first end of upper flange 1 and the first end of lower flange 2 and the guide-track groove 31 sidewall of cylinder body 3 offered vertically; Upper cover 4, to be enclosed within upper flange 1 and to be arranged on the upper end of cylinder body 3; Lower capping 5, to be enclosed within lower flange 2 and to be arranged on the lower end of cylinder body 3; Fixed claw 6, is positioned at the chamber that upper flange 1, lower flange 2, cylinder body 3, upper cover 4 and lower capping 5 surround, and can clamp upper flange 1 together with lower flange 2 and unclamp the upper flange 1 and lower flange 2 that are snapped together; Push rod 7, to be arranged in chamber and diametrically between fixed claw 6 and cylinder body 3, and has fit structure between push rod 7 and fixed claw 6, and push rod 7 moves vertically, fit structure can control fixed claw 6 and clamps and unclamp upper flange 1 and lower flange 2; With instruction pin 8, be positioned at guide-track groove 31 and be fixed on push rod 7, instruction pin 8 can drive push rod 7 to move vertically.
The hydraulic pressure wellhead connection device that the application provides, selling movement vertically by instruction drives push rod to move left and right, realize push rod to coordinate with fixed claw, finally make fixed claw realization clamping upper flange together with lower flange and unclamp the upper flange and these two actions of lower flange that are snapped together, admittedly complete the cooperation of upper flange and lower flange.
The first end of upper flange 1 is coordinated by bell-mouth structure of air inserting mode with the first end of lower flange 2.
Alternatively, hydraulic pressure wellhead connection device also comprises: variable buckle 9, and lower capping 5 offers through hole vertically, through hole communicates with chamber, and variable buckle 9 is fixedly mounted on through hole; With elastic component 10, be arranged in through hole, and its one end compresses variable buckle 9, the other end stretches out through hole and compresses push rod 7.
As shown in Figure 2, elastic component 10 promotes push rod 7, makes to indicate pin 8 to be pressed on one end away from lower capping 5 of guide-track groove 31, and now, fixed claw 6 clamps upper end cover 4 together with bottom end cover 5; As shown in Figure 1, promote instruction pin 8 and move to the other end, the fit structure now between push rod 7 and fixed claw 6 removes the constraint action to fixed claw 6, and fixed claw 6 unclamps upper end cover 4 and bottom end cover 5, and upper end cover 4 and bottom end cover 5 realize being separated.
Alternatively, as depicted in figs. 1 and 2, hydraulic pressure wellhead connection device also comprises: limited block 11, is positioned at chamber, and is presented axially between fixed claw 6 and lower capping 5, diametrically between push rod 7 and lower flange 2; Spacing steel ring 12, is presented axially between limited block 11 and lower capping 5, and is fixed on lower flange 2 in chamber; With fixing pin 13, connect limited block 11 and lower capping 5.
Limited block 11 and lower capping 5 link together by fixing pin 13, and are positioned on lower flange 2 by spacing steel ring.
Alternatively, between the first end of upper flange 1 and the first end of lower flange 2, equal encapsulation process between limited block 11 and push rod 7, between push rod 7 and cylinder body 3.
Wherein, encapsulation process comprises the hermetically-sealed construction such as sealing ring, slipper seal 14.
Alternatively, elastic component 10 is helical spring.
Alternatively, fit structure comprise on fixed claw 6 arrange the first cell body 61 and push rod 7 on arrange spacing tongue 71, spacing tongue 71 is positioned at the first cell body 61, and can conflict in the outer face of the first cell body 61, push rod 7 is arranged the side of spacing tongue 71.
Alternatively, fixed claw 6 is also provided with the second cell body 62, the outer face of the first end of the upper and lower flange 2 in outer face of the first end of upper flange 1 is provided with boss 21, and two boss 21 can be limited in the second cell body 62.
Preferably, the cross section of fixed claw 6 is dumbbell shaped.
In sum, the hydraulic pressure wellhead connection device that the application provides, selling movement vertically by instruction drives push rod to move left and right, realize push rod to coordinate with fixed claw, finally make fixed claw realization clamping upper flange together with lower flange and unclamp the upper flange and these two actions of lower flange that are snapped together, admittedly complete the cooperation of upper flange and lower flange.
In the description of the application, term " installation ", " being connected ", " connection ", " fixing " etc. all should be interpreted broadly, and such as, " connection " can be fixedly connected with, and also can be removably connect, or connects integratedly; Can be directly be connected, also indirectly can be connected by intermediary.For the ordinary skill in the art, above-mentioned term concrete meaning in this application can be understood as the case may be.
In the description of this manual, at least one embodiment that specific features, structure, material or feature that the description of term " embodiment ", " some embodiments ", " specific embodiment " etc. means to describe in conjunction with this embodiment or example are contained in the application or example.In this manual, identical embodiment or example are not necessarily referred to the schematic representation of above-mentioned term.And the specific features of description, structure, material or feature can combine in an appropriate manner in any one or more embodiment or example.
Although the embodiment disclosed by the application is as above, the embodiment that described content only adopts for ease of understanding the application, and be not used to limit the application.Those of skill in the art belonging to any the application; under the prerequisite not departing from the spirit and scope disclosed by the application; any amendment and change can be carried out in the form implemented and details; but the scope of patent protection of the application, the scope that still must define with appending claims is as the criterion.
Claims (7)
1. a hydraulic pressure wellhead connection device, is characterized in that, comprising:
Upper flange (1);
Lower flange (2), its first end matches with the first end of described upper flange (1);
Cylinder body (3), is fixedly set in the cooperation place of the first end of described upper flange (1) and the first end of described lower flange (2) and the guide-track groove (31) sidewall of described cylinder body (3) offered vertically;
Upper cover (4), is enclosed within described upper flange (1) and goes up and be arranged on the upper end of described cylinder body (3);
Lower capping (5), is enclosed within described lower flange (2) and goes up and be arranged on the lower end of described cylinder body (3);
Fixed claw (6), be positioned at the chamber that described upper flange (1), described lower flange (2), described cylinder body (3), described upper cover (4) and described lower capping (5) surround, and described upper flange (1) and described lower flange (2) can be clamped together and unclamp the described upper flange (1) and described lower flange (2) that are snapped together;
Push rod (7), to be arranged in described chamber and to be positioned between fixed claw (6) and described cylinder body (3) diametrically, and between described push rod (7) and described fixed claw (6), there is fit structure, described push rod (7) moves vertically, described fit structure can control described fixed claw (6) and clamps and unclamp described upper flange (1) and described lower flange (2); With
Instruction pin (8), is positioned at described guide-track groove (31) and is fixed on described push rod (7), and described instruction pin (8) can drive described push rod (7) to move vertically.
2. hydraulic pressure wellhead connection device according to claim 1, is characterized in that, also comprise:
Variable buckle (9), described lower capping (5) offers through hole vertically, described through hole communicates with described chamber, and described variable buckle (9) is fixedly mounted on described through hole; With
Elastic component (10), is arranged in described through hole, and its one end compresses described variable buckle (9), the other end stretches out described through hole and compresses described push rod (7).
3. hydraulic pressure wellhead connection device according to claim 2, is characterized in that, also comprise:
Limited block (11), be positioned at described chamber, and be presented axially in and be positioned between described push rod (7) and described lower flange (2) between described fixed claw (6) and described lower capping (5), diametrically;
Spacing steel ring (12), is positioned at described chamber and is presented axially between described limited block (11) and described lower capping (5), and is fixed on described lower flange (2); With
Fixing pin (13), connects described limited block (11) and described lower capping (5).
4. hydraulic pressure wellhead connection device according to claim 3, it is characterized in that, equal encapsulation process between the first end of described upper flange (1) and the first end of described lower flange (2), between described limited block (11) and described push rod (7), between described push rod (7) and described cylinder body (3).
5. hydraulic pressure wellhead connection device according to claim 3, is characterized in that, described elastic component is helical spring.
6. hydraulic pressure wellhead connection device according to any one of claim 1 to 5, it is characterized in that, described fit structure comprises the first cell body (61) and the upper spacing tongue (71) arranged of described push rod (7) of the upper setting of described fixed claw (6), described spacing tongue (71) is positioned at described first cell body (61), and can conflict in the outer face of described first cell body (61), described push rod (7) is arranged the side of described spacing tongue (71).
7. hydraulic pressure wellhead connection device according to claim 6, it is characterized in that, described fixed claw (6) is also provided with the second cell body (62), be provided with boss (21) on the outer face of the first end of described upper flange (1) and on the outer face of the first end of described lower flange (2), two described boss (21) can be limited in described second cell 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 true CN105545243A (en) | 2016-05-04 |
| CN105545243B CN105545243B (en) | 2018-09-28 |
Family
ID=55824748
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 |
|---|---|
| CN (1) | CN105545243B (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114452212A (en) * | 2021-12-21 | 2022-05-10 | 深圳市澳奇医疗机器人有限公司 | Multifunctional weighing medicine blending manipulator |
Citations (7)
| 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 |
| CN101377120A (en) * | 2008-10-08 | 2009-03-04 | 宝鸡石油机械有限责任公司 | Sea underwater hydraulic connector |
| CN101806199A (en) * | 2010-03-19 | 2010-08-18 | 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 |
| CN205400650U (en) * | 2016-02-25 | 2016-07-27 | 中国海洋石油总公司 | Hydraulic pressure well head connecting device |
-
2016
- 2016-02-25 CN CN201610105252.XA patent/CN105545243B/en active Active
Patent Citations (7)
| 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 |
| CN101377120A (en) * | 2008-10-08 | 2009-03-04 | 宝鸡石油机械有限责任公司 | Sea underwater hydraulic connector |
| CN101806199A (en) * | 2010-03-19 | 2010-08-18 | 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 |
| CN205400650U (en) * | 2016-02-25 | 2016-07-27 | 中国海洋石油总公司 | Hydraulic pressure well head connecting device |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114452212A (en) * | 2021-12-21 | 2022-05-10 | 深圳市澳奇医疗机器人有限公司 | Multifunctional weighing medicine blending manipulator |
Also Published As
| Publication number | Publication date |
|---|---|
| CN105545243B (en) | 2018-09-28 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C06 | Publication | ||
| PB01 | Publication | ||
| C10 | Entry into substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| CB02 | Change of applicant information | ||
| 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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| GR01 | Patent grant | ||
| GR01 | Patent grant |