CN201588563U - Multi-cylinder driven underwater connector with adjustable interface - Google Patents
Multi-cylinder driven underwater connector with adjustable interface Download PDFInfo
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- CN201588563U CN201588563U CN2010203022207U CN201020302220U CN201588563U CN 201588563 U CN201588563 U CN 201588563U CN 2010203022207 U CN2010203022207 U CN 2010203022207U CN 201020302220 U CN201020302220 U CN 201020302220U CN 201588563 U CN201588563 U CN 201588563U
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- piston
- lock dog
- underwater connector
- adpting flange
- cavity
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Abstract
The utility model discloses a multi-cylinder driven underwater connector with an adjustable interface, which comprises a connecting flange arranged at the end position of a well mouth head. A metal sealing gasket ring is arranged at the contact position between the connecting flange and the well mouth head; an upper cavity, a lower cavity and a corresponding piston are arranged in a space formed by the connecting flange and the inner part of a shell body in a surrounding manner; the piston is distributed and inlaid on the shell body in the circumferential direction, a push block is arranged at the upper end of the piston, the connecting flange and the upper cavity are provided with a communicating mouth, the communicating mouth is provided with a locking block, the push block is in contact with the locking block in the form of inclined planes, and the locking block is meshed with the well mouth head in a tooth-shaped manner. An upper adjusting ring and a lower adjusting ring are respectively arranged on the upper and lower contact surfaces between the connecting flange and the locking block, a sealing ring is arranged on the circle at one end of the piston in the lower cavity, the lower cavity is divided into a chamber A and a chamber B by the piston, and an opening of the lower cavity is provided with a guide block. The multi-cylinder driven underwater connector not only can prevent the operation risk that a conventional single cylinder is likely to cause the condition that equipment cannot be installed and separated when in operation, but also can ensure the centering property of the connector in installation.
Description
Technical field
The utility model belongs to the sea oil drilling and production equipment technical field, relates to a kind of multi-cylinder driving, the adjustable underwater connector of interface.
Background technology
Along with highlighting of oil gas disparities between supply and demand, the marine oil and gas work of exploration and development has become the strategic emphasis that supports energy sustainable development in a period of time at present and in the future.At the ocean underwater environment, especially after the depth of water surpasses certain depth, multinomial work is unartificial can operate for the connection of ocean underwater kit and fixing, maintenance etc., thereby, in order to guarantee the effective connection or the disengagement of equipment such as underwater well head, underwater hydraulic connector has just become the ocean underwater installation that necessary a kind of key equipment is installed, and has very important value meaning.Current, there are 2 deficiencies in conventional underwater hydraulic connector, and the one, the no regulatory function of device itself, the wellhead equipment that promptly a kind of connector can only corresponding a kind of dimensions, limitation is bigger; The 2nd, connector adopts the one-piece piston structure, although portioned product has also been considered auxiliary emergency piston, over all quantity still show single, the application risk that easily causes piston may lose efficacy and bring.Based on above 2 points, the utility model adopts many fluid cylinder combination type of drive and has the adjustable connector of adjusting ring structure, can save cost of production greatly, has improved reliability and applicability when equipment is installed.
Summary of the invention
The purpose of this utility model provides a kind of multi-cylinder driving, the adjustable underwater connector of interface, has solved the no regulatory function of device itself that exists in the prior art, and limitation is bigger; Connector adopts the one-piece piston structure, the problem of the application risk that easily causes piston to lose efficacy bringing.
The technical scheme that the utility model adopted is, a kind of multi-cylinder drives, the adjustable underwater connector of interface, comprise the adpting flange that is arranged on well head head end, the contact position of adpting flange and well head head is provided with the metallic seal gasket ring, adpting flange is connected with housing, be provided with upper and lower cavity and corresponding piston in the space that adpting flange and enclosure interior surround, piston is around circumferential directions and be embedded on the housing, the end that piston is positioned at epicoele is equipped with pushing block, between adpting flange and epicoele, have UNICOM's mouth, this UNICOM's mouth is provided with lock dog, pushing block keeps the inclined-plane to contact with lock dog, lock dog and well head head mesh with profile of tooth, and the contact surface up and down of adpting flange and lock dog is respectively arranged with and raises the domain and the downward modulation domain, and the lower surface of epicoele is provided with limited block; Piston is positioned on the end circumference of cavity of resorption sealing ring is installed, and piston is divided into A chamber and B chamber with cavity of resorption, and the opening of cavity of resorption is provided with guide pad.
Underwater connector of the present utility model, its feature also is:
The cross section of the described rise domain and the downward modulation domain is L shaped or rectangle.
Form by a plurality of identical little lock dogs in the sagittal plane of described lock dog, between each little lock dog dish spring and guide finger are installed all
Described lock dog is installed in the adpting flange, meshes with profile of tooth with the well head head; Its tooth-shape structure is triangular-section, trapezoid cross section or square-section, and the number of teeth is one or more.
Consisting of more than 3 or 3 of fluid cylinder, the arrangement of fluid cylinder are the sagittal plane direction along piston.
Described guide pad is that tubaeform, piece formula annular or fan-shaped steel plate roll and form.
Described limited block is monolithic, segmented annular body or rectangular block.
The beneficial effect of the utility model device is, adopts many fluid cylinders combined drive mechanism, the operating risk that the equipment that may cause when preventing conventional single cylinder operation can't be installed and throw off; Employing adds the adjustment ring structure, has satisfied the effective connection when the well head size changes; Increase guide pad mechanism, guaranteed connector in installation to neutrality.
Description of drawings
Fig. 1 is the structure chart of an embodiment of the utility model device;
Fig. 2 is the sectional drawing of Fig. 1 along A-A;
Second kind of embodiment locking mode of Fig. 3 the utility model structure chart;
Fig. 4 is the third embodiment locking mode structure chart of utility model.
Among the figure, 1. adpting flange, 2. the metallic seal gasket ring, 3. raise the domain, 4. pushing block, 5. housing, 6. piston, 7. lock dog, 8. limited block, 9. the downward modulation domain, 10. sealing ring, 11. guide pads, 12. dish springs, 13. guide fingers, 14. well head heads.
The specific embodiment
Below in conjunction with the drawings and specific embodiments the utility model is elaborated.
As Fig. 1, the utility model is that a kind of multi-cylinder drives, the adjustable underwater connector of interface, this apparatus structure is, comprise the adpting flange 1 that is arranged on well head head 14 ends, adpting flange 1 is provided with metallic seal gasket ring 2 with the contact position of well head head 14, be connected by bolt between adpting flange 1 and the housing 5, be provided with upper and lower cavity and corresponding piston 6 in the space that adpting flange 1 and housing 5 inside surround, the end that piston 6 is positioned at epicoele is equipped with pushing block 4, have UNICOM's mouth at adpting flange 1 and epicoele, this UNICOM's mouth is provided with lock dog 7, pushing block 4 keeps the inclined-plane to contact with lock dog 7, lock dog 7 meshes with profile of tooth with well head head 14, and adpting flange 1 is respectively arranged with the rise domain 3 and the downward modulation domain 9 with the contact surface up and down of lock dog 7, and the lower surface of epicoele is provided with limited block 8; Piston 6 is positioned on the end circumference of cavity of resorption sealing ring 10 is installed, and piston 6 is divided into A chamber and B chamber with cavity of resorption, and the opening of cavity of resorption is provided with guide pad 11.
Fluid cylinder is around circumferential directions and be embedded in the housing 5, the quantity of piston 6 is provided with according to actual needs, guide pad 11 of all corresponding connection in the bottom of each liquid cylinder piston 6, guide pad 11 had both guaranteed to form the fluid cylinder enclosed cavity, had the guide effect of whole connector at the beginning with underwater wellhead centering centering the time again concurrently; Pushing block 4 is that an annular is whole, be arranged in the epicoele in the housing 5, link to each other by the upper end of screw thread with each piston 6, limited block 8 is used for limiting pushing block 4 and moves down travel position in the process, the rise domain 3, the downward modulation domain 9 are installed in respectively on adpting flange 1 and the housing 5 by bolt, this upper and lower adjustment ring is set to corresponding one group, can select to install according to well head head outside dimension size; Lock dog 7 is made up of many identical little lock dogs in its sagittal plane raising between the domain 3 and the downward modulation domain 9, and dish spring 12 and guide finger 13 all are housed between each little lock dog, with reference to Fig. 2, with the effect that realizes that connector and well head open lock dog 7 when throwing off.Device of the present utility model is divided into main and auxiliary two parts when oil cylinder is controlled, the main control fluid cylinder is used for the locking of equipment under the normal condition or unclamps, the disengagement when auxiliary control fluid cylinder is used for promptly throwing off.
The cross section of raising the domain 3 and the downward modulation domain 9 is L shaped structure, rectangular configuration or other geometrical layout form shown in the diagram 1, realizes different size wellhead assembly coupling.
Fig. 3 is the lock dog locking form of second kind of embodiment in the utility model, piston 6 and lock dog 7 contact by the inclined-plane, its type of attachment is similar to the profile of tooth engagement system among Fig. 1, but being teeth groove, maximum characteristics are not only out on well head head 14, but also open on the adpting flange 1, lock dog 7 contacts with well head head 14 and adpting flange 1 simultaneously, by move up and down extruding or throw off lock dog 7 of hydraulic oil driven plunger 6 to realize locking or the release with the well head head, when piston 6 moves upward, the bottom of lock dog 7 will be lifted, and just can throw off to realize release with the engagement of well head head; Otherwise when piston 6 moved downward, the inclined-plane of piston 6 will push the inclined-plane of lock dog 7 up to locking with realization with the engagement of well head head teeth groove; Fig. 4 is the form of structure that adapts to the third embodiment that the well head area of bed changes, and the contact surface of well head head and adpting flange 1 and lock dog 7 is not on a face, but its operating principle unanimity.
Limited block 8 can adopt monolithic or segmented annular body, also can adopt rectangular block, and the material of limited block 8 can be metal, pottery or other material.
Hydraulic connector can be flange form, screw thread formula or clamping hoop type etc. with being connected of upper parts.
Operating principle of the present utility model is: connector is lowered to when needing to lock after seawater aligns with submarine well is oral by guide pad 11, the platform tele-control system provides instruction, the control hydraulic circuit is given charged pressure oil in the connector A chamber, promoting piston 6 (perhaps driving pushing block 4) moves down, draw close to home position by (pushing block 4) inboard inclined-plane extruding lock dog 7, finally make the tooth button and the complete fastening engagement of the LIP tooth button of well of design on its lock dog 7, realize the locking between connector and the well head; In like manner, when needs are thrown off, the platform tele-control system provides instruction and gives B chamber charged pressure oil by hydraulic circuit, promoting piston 6 drive pushing blocks 4 moves up, power on the extruding inclined-plane, lock dog 7 outside, pushing block 4 inboard inclined-plane is disappeared, make lock dog 7 deviate from the center of circle simultaneously under the inner effect of radial spring at tension force of installing of connector and move laterally, at this moment the tooth button on the lock dog 7 will break away from fully with the LIP tooth button of well and comes, and realizes the disengagement between connector and the well head.
The utlity model has compact conformation, the multiple characteristic of property such as reliability is strong, adaptability good, convenient operation, also have: adopt many fluid cylinders combined drive, arrange in the circumferential direction of the circle, quantity is 3,4,5,6 or more, can be divided into and have the main and auxiliary fluid cylinder of finishing difference in functionality, locking, disengagement and emergency function when realization that can be good works, effectively reduce the operating risk that fluid cylinder lost efficacy and brings, improved the reliability of device; Adopt many guide pads combining structure, not only provide convenience for effective confining liquid pumping cavity, and can implement to align the guide effect that provides good with underwater wellhead for this connector; Adopt upper and lower adjustment ring structure, by the replacing of adjusting pad can be good the well head head of adaptation different size specification, greatly saved production cost, improved the applicability of device; Increase limited block limited piston stroke, effectively prevented the damage of connector shell, reduced the piston stroke error, further guaranteed reasonability and the reliability of structure.
Claims (7)
1. a multi-cylinder drives, the adjustable underwater connector of interface, it is characterized in that: comprise the adpting flange (1) that is arranged on well head head (14) end, adpting flange (1) is provided with metallic seal gasket ring (2) with the contact position of well head head (14), adpting flange (1) is connected with housing (5), be provided with upper and lower cavity and corresponding piston (6) in the space that adpting flange (1) and housing (5) inside surround, piston (6) is around circumferential directions and be embedded on the housing (5), the end that piston (6) is positioned at epicoele is equipped with pushing block (4), between adpting flange (1) and epicoele, have UNICOM's mouth, this UNICOM's mouth is provided with lock dog (7), pushing block (4) keeps the inclined-plane to contact with lock dog (7), lock dog (7) meshes with profile of tooth with well head head (14), adpting flange (1) is respectively arranged with the rise domain (3) and the downward modulation domain (9) with the contact surface up and down of lock dog (7), and the lower surface of epicoele is provided with limited block (8); Piston (6) is positioned on the end circumference of cavity of resorption sealing ring (10) is installed, and piston (6) is divided into A chamber and B chamber with cavity of resorption, and the opening of cavity of resorption is provided with guide pad (11).
2. underwater connector according to claim 1 is characterized in that: the cross section of the described rise domain (3) and the downward modulation domain (9) is L shaped or rectangle.
3. underwater connector according to claim 1 is characterized in that: be made up of a plurality of identical little lock dogs in the sagittal plane of described lock dog (7), dish spring (12) and guide finger (13) all are installed between each little lock dog.
4. underwater connector according to claim 1 is characterized in that: described lock dog (7) is installed in the adpting flange (1), meshes with profile of tooth with the well head head; Its tooth-shape structure is triangular-section, trapezoid cross section or square-section, and the number of teeth is one or more.
5. underwater connector according to claim 1 is characterized in that: underwater connector adopts the fluid cylinder more than 3 or 3, and the arrangement of fluid cylinder is the sagittal plane direction along piston.
6. underwater connector according to claim 1 is characterized in that: described guide pad (11) forms for tubaeform, piece formula annular or fan-shaped steel plate roll.
7. underwater connector according to claim 1 is characterized in that: described limited block (8) is monolithic, segmented annular body or rectangular block.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2010203022207U CN201588563U (en) | 2010-02-03 | 2010-02-03 | Multi-cylinder driven underwater connector with adjustable interface |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2010203022207U CN201588563U (en) | 2010-02-03 | 2010-02-03 | Multi-cylinder driven underwater connector with adjustable interface |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN201588563U true CN201588563U (en) | 2010-09-22 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2010203022207U Expired - Fee Related CN201588563U (en) | 2010-02-03 | 2010-02-03 | Multi-cylinder driven underwater connector with adjustable interface |
Country Status (1)
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| CN (1) | CN201588563U (en) |
Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102168529A (en) * | 2011-04-01 | 2011-08-31 | 宝鸡石油机械有限责任公司 | Bolt-driven double-cone locking piece type riser connector |
| CN102168536A (en) * | 2011-04-25 | 2011-08-31 | 中国石油大学(北京) | Underwater double-unlocking 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 |
| CN103122753A (en) * | 2013-01-04 | 2013-05-29 | 中国石油大学(华东) | Near-sea separation and tie-back device for typhoon-resisting drilling risers |
| CN104047551A (en) * | 2014-06-30 | 2014-09-17 | 江苏信得石油机械股份有限公司 | Novel flange quick locking device |
| CN106907123A (en) * | 2017-05-12 | 2017-06-30 | 长江大学 | A kind of hydraulic drive type subsea production tree connector |
| CN107529582A (en) * | 2017-09-29 | 2018-01-02 | 杰瑞能源服务有限公司 | A kind of well head hydraulic quick connecting device and construction technology |
-
2010
- 2010-02-03 CN CN2010203022207U patent/CN201588563U/en not_active Expired - Fee Related
Cited By (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102168529A (en) * | 2011-04-01 | 2011-08-31 | 宝鸡石油机械有限责任公司 | Bolt-driven double-cone locking piece type riser 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 |
| CN102168536A (en) * | 2011-04-25 | 2011-08-31 | 中国石油大学(北京) | Underwater double-unlocking connector |
| CN102168536B (en) * | 2011-04-25 | 2013-10-16 | 中国石油大学(北京) | Underwater double-unlocking connector |
| CN103122753A (en) * | 2013-01-04 | 2013-05-29 | 中国石油大学(华东) | Near-sea separation and tie-back device for typhoon-resisting drilling risers |
| CN103122753B (en) * | 2013-01-04 | 2018-07-17 | 中国石油大学(华东) | A kind of typhoon protection drilling water-separation pipe Layer Near The Sea Surface is detached from and tieback assembly |
| CN104047551A (en) * | 2014-06-30 | 2014-09-17 | 江苏信得石油机械股份有限公司 | Novel flange quick locking device |
| CN106907123A (en) * | 2017-05-12 | 2017-06-30 | 长江大学 | A kind of hydraulic drive type subsea production tree connector |
| CN107529582A (en) * | 2017-09-29 | 2018-01-02 | 杰瑞能源服务有限公司 | A kind of well head hydraulic quick connecting device and construction technology |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20100922 Termination date: 20160203 |