CN205400650U - Hydraulic pressure well head connecting device - Google Patents
Hydraulic pressure well head connecting device Download PDFInfo
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- CN205400650U CN205400650U CN201620142647.2U CN201620142647U CN205400650U CN 205400650 U CN205400650 U CN 205400650U CN 201620142647 U CN201620142647 U CN 201620142647U CN 205400650 U CN205400650 U CN 205400650U
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- flange
- push rod
- lower flange
- cylinder body
- hydraulic pressure
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Abstract
The application discloses hydraulic pressure well head connecting device includes: go up the flange, the lower flange, its first end cooperatees with the first end of last flange, the axial guide rail groove in edge has been seted up to cylinder body, fixed suit on the lateral wall of cooperation department of the first end of the first end of last flange and lower flange and cylinder body, go up the closing cap, overlap on last flange and install the upper end at the cylinder body, the closing cap overlaps on the lower flange and installs the lower extreme at the cylinder body down, the stationary dog is located the cavity that flange, lower flange, cylinder body, last closing cap and lower closing cap enclose, the push rod is installed in the cavity and is lain in between stationary dog and the cylinder body on radial, and has the cooperation structure between push rod and the stationary dog, sell with instructing, be located the guide rail inslot and fix at the push rod. The application provides a hydraulic pressure well head connecting device, its simple structure, the operation of being convenient for can realize on the chucking that flange and lower flange are together and last flange and these two actions of lower flange of loosening the chucking.
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 that being capable of clamping upper flange and unclamps upper flange and the lower flange the two action of clamping together with lower flange, to meet onsite application, improves the requirement of working performance.Those skilled in the art can't provide a kind of simple in construction, easy to operate hydraulic pressure wellhead connection device.
Utility model content
In order to solve above-mentioned technical problem, this application provides a kind of hydraulic pressure wellhead connection device, its simple in construction, be easy to operation, it is possible to realize clamping upper flange and and unclamp upper flange and the lower flange the two action of clamping together with lower flange.
In order to reach the application purpose, this application provides a kind of hydraulic pressure wellhead connection device, including: upper flange;Lower flange, its first end matches with the first end of described upper flange;Cylinder body, is fixedly set on cooperation place of the first end of described upper flange and the first end of described lower flange and the sidewall of described cylinder body and offers guide-track groove vertically;Upper cover, is enclosed within described upper flange and is arranged on the upper end of described cylinder body;Lower capping, is enclosed within described lower flange and is 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 and can unclamp the described upper flange and described lower flange that are snapped together together with described lower flange by upper flange described in clamping;Push rod, it is arranged in described chamber and is radially positioned between fixed claw and described cylinder body, and there is between described push rod and described fixed claw fit structure, described push rod is axially moveable, described fit structure can control upper flange and described lower flange described in described fixed claw retaining and release;Selling with instruction, be positioned at described guide-track groove and be fixed on described push rod, described instruction pin can drive described push rod to be axially moveable.
Alternatively, described hydraulic pressure wellhead connection device also includes: variable buckle, and described lower capping offers through hole vertically, and described through hole communicates with described chamber, and described variable buckle is fixedly mounted on described through hole;And elastic component, it is 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 includes: limited block, is positioned at described chamber, and is presented axially between described fixed claw and described lower capping, is radially positioned between described push rod and described lower flange;Spacing steel ring, in described chamber and be presented axially between described limited block and described lower capping, and is fixed on described lower flange;And fixing pin, connect described limited block and described lower capping.
Alternatively, between the first end and first end of described lower flange of described upper 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 include on described fixed claw arrange the first cell body and described push rod on arrange spacing tongue, described spacing tongue is positioned at described first cell body, and can conflict and arrange the side of described spacing tongue on described push rod in the outer face of described first cell body.
Alternatively, described fixed claw being additionally 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, drive push rod to move left and right by indicating pin to be axially displaced to, realize push rod to coordinate with fixed claw, finally make fixed claw realize clamping upper flange and and unclamp the upper flange being snapped together and lower flange the two action together with lower flange, admittedly complete the cooperation of upper flange and lower flange.
Other features and advantage will be set forth in the following description, and, partly become apparent from description, or understand by implementing the application.The purpose of the application and other advantages can be realized by structure specifically noted in description, claims and accompanying drawing and be obtained.
Accompanying drawing explanation
Accompanying drawing is for providing being further appreciated by technical scheme, and constitutes a part for description, for explaining the technical scheme of the application together with embodiments herein, being not intended that the restriction to technical scheme.
Fig. 1 is the structural representation of hydraulic pressure wellhead connection device open mode described herein;
Fig. 2 is the structural representation of hydraulic pressure wellhead connection device closed mode described herein.
Wherein, in Fig. 1 and Fig. 2, corresponding relation between accompanying drawing labelling 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 seal structure.
Detailed description of the invention
For making the purpose of the application, technical scheme and advantage clearly understand, below in conjunction with accompanying drawing, embodiments herein is described in detail.It should be noted that when not conflicting, the embodiment in the application and the feature in embodiment can combination in any mutually.
Elaborate a lot of detail in the following description so that fully understanding 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 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, including: upper flange 1;Lower flange 2, its first end matches with the first end of upper flange 1;Cylinder body 3, is fixedly set on cooperation place of the first end of upper flange 1 and the first end of lower flange 2 and the sidewall of cylinder body 3 and offers guide-track groove 31 vertically;Upper cover 4, is enclosed within upper flange 1 and is arranged on the upper end of cylinder body 3;Lower capping 5, is enclosed within lower flange 2 and is 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 and can unclamp the upper flange 1 and lower flange 2 that are snapped together together with lower flange 2 by clamping upper flange 1;Push rod 7, is arranged in chamber and is radially positioned between fixed claw 6 and cylinder body 3, and having fit structure between push rod 7 and fixed claw 6, and push rod 7 is axially moveable, fit structure can control fixed claw 6 retaining and release 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, indicate pin 8 push rod 7 can be driven to be axially moveable.
The hydraulic pressure wellhead connection device that the application provides, drive push rod to move left and right by indicating pin to be axially displaced to, realize push rod to coordinate with fixed claw, finally make fixed claw realize clamping upper flange and and unclamp the upper flange being snapped together and lower flange the two action together with lower flange, admittedly complete the cooperation of upper flange and lower flange.
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 includes: variable buckle 9, and lower capping 5 offers through hole vertically, and 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 compress variable buckle 9, the other end stretches out through hole and compresses push rod 7.
As in figure 2 it is shown, elastic component 10 promotes push rod 7 so that instruction pin 8 is pressed on one end away from lower capping 5 of guide-track groove 31, and now, fixed claw 6 clamping upper end cover 4 is together with bottom end cover 5;As it is shown in figure 1, promote instruction pin 8 to move to the other end, now the fit structure between push rod 7 and fixed claw 6 releases the constraint action to fixed claw 6, and fixed claw 6 unclamps upper end cover 4 and bottom end cover 5, upper end cover 4 and bottom end cover 5 and realizes separating.
Alternatively, as depicted in figs. 1 and 2, hydraulic pressure wellhead connection device also includes: limited block 11, is positioned at chamber, and is presented axially between fixed claw 6 and lower capping 5, is radially positioned between push rod 7 and lower flange 2;Spacing steel ring 12, in chamber and be presented axially between limited block 11 and lower capping 5, and is fixed on lower flange 2;With fixing pin 13, connection limited block 11 and lower capping 5.
Limited block 11 and lower capping 5 are linked together by fixing pin 13, and are positioned on lower flange 2 by spacing steel ring.
Alternatively, between the first end and first end of lower flange 2 of upper flange 1, equal encapsulation process between limited block 11 and push rod 7, between push rod 7 and cylinder body 3.
Wherein, encapsulation process includes the sealing structure 14 such as sealing ring, slipper seal.
Alternatively, elastic component 10 is helical spring.
Alternatively, fit structure includes the spacing tongue 71 arranged on the first cell body 61 of arranging on fixed claw 6 and push rod 7, and spacing tongue 71 is positioned at the first cell body 61, and can conflict and arrange the side of spacing tongue 71 on push rod 7 in the outer face of the first cell body 61.
Alternatively, fixed claw 6 being additionally 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, 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, drive push rod to move left and right by indicating pin to be axially displaced to, realize push rod to coordinate with fixed claw, finally make fixed claw realize clamping upper flange and and unclamp the upper flange being snapped together and lower flange the two action together with lower flange, admittedly complete the cooperation of upper flange and lower flange.
In the description of the present application, term " installation ", " being connected ", " connection ", " fixing " etc. all should be interpreted broadly, for instance, " connection " can be fixing connection, it is also possible to is removably connect, or connects integratedly;Can be joined directly together, it is also possible to be indirectly connected to by intermediary.For the ordinary skill in the art, it is possible to understand above-mentioned term concrete meaning in this application as the case may be.
In the description of this specification, specific features, structure, material or feature that the description of term " embodiment ", " some embodiments ", " specific embodiment " etc. means in conjunction with this embodiment or example describe are contained at least one embodiment or the example of the application.In this manual, the schematic representation of above-mentioned term is not necessarily referring to identical embodiment or example.And, the specific features of description, structure, material or feature can combine in an appropriate manner in any one or more embodiments or example.
Although the embodiment disclosed by the application is as above, but described content is only the embodiment readily appreciating the application and adopt, and is not limited to the application.Technical staff in any the application art; under the premise without 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, still must be as the criterion with the scope that appending claims defines.
Claims (7)
1. a hydraulic pressure wellhead connection device, it is characterised in that including:
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 on cooperation place of the first end of described upper flange (1) and the first end of described lower flange (2) and the sidewall of described cylinder body (3) and offers guide-track groove (31) vertically;
Upper cover (4), is enclosed within described upper flange (1) and is arranged on the upper end of described cylinder body (3);
Lower capping (5), is enclosed within described lower flange (2) and is arranged on the lower end of described cylinder body (3);
Fixed claw (6), it is 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 upper flange (1) described in clamping and described lower flange (2) together and the described upper flange (1) and described lower flange (2) that are snapped together can be unclamped;
Push rod (7), it is arranged in described chamber and is radially positioned between fixed claw (6) and described cylinder body (3), and there is between described push rod (7) and described fixed claw (6) fit structure, described push rod (7) is axially moveable, described fit structure can control upper flange (1) described in described fixed claw (6) retaining and release 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 be axially moveable.
2. hydraulic pressure wellhead connection device according to claim 1, it is characterised in that also include:
Variable buckle (9), described lower capping (5) offers through hole vertically, and 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, it is characterised in that also include:
Limited block (11), it is positioned at described chamber, and is presented axially between described fixed claw (6) and described lower capping (5), is radially positioned between described push rod (7) and described lower flange (2);
Spacing steel ring (12), is positioned at described chamber and is presented axially between described limited block (11) and described lower capping (5), and being 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 and first end of described lower flange (2) of described upper flange (1), 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, it is characterised 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 includes upper the first cell body (61) arranged of described fixed claw (6) and the upper spacing tongue (71) arranged of described push rod (7), described spacing tongue (71) is positioned at described first cell body (61), and can conflict and arrange the side of described spacing tongue (71) on described push rod (7) in the outer face of described first cell body (61).
7. hydraulic pressure wellhead connection device according to claim 6, it is characterized in that, described fixed claw (6) is additionally provided with the second cell body (62), being 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)
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CN201620142647.2U CN205400650U (en) | 2016-02-25 | 2016-02-25 | Hydraulic pressure well head connecting device |
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CN201620142647.2U CN205400650U (en) | 2016-02-25 | 2016-02-25 | Hydraulic pressure well head connecting device |
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CN205400650U true CN205400650U (en) | 2016-07-27 |
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Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN105545243A (en) * | 2016-02-25 | 2016-05-04 | 中国海洋石油总公司 | Hydraulic well mouth connecting device |
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2016
- 2016-02-25 CN CN201620142647.2U patent/CN205400650U/en active Active
Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN105545243A (en) * | 2016-02-25 | 2016-05-04 | 中国海洋石油总公司 | Hydraulic well mouth connecting device |
CN105545243B (en) * | 2016-02-25 | 2018-09-28 | 中国海洋石油集团有限公司 | Hydraulic pressure wellhead connection device |
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C14 | Grant of patent or utility model | ||
GR01 | Patent grant | ||
CP01 | Change in the name or title of a patent holder |
Address after: 100010 Chaoyangmen North Street, Dongcheng District, Dongcheng District, Beijing Co-patentee after: China Oilfield Services Limited Patentee after: China Offshore Oil Group Co., Ltd. Address before: 100010 Chaoyangmen North Street, Dongcheng District, Dongcheng District, Beijing Co-patentee before: China Oilfield Services Limited Patentee before: China National Offshore Oil Corporation |
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CP01 | Change in the name or title of a patent holder |