CN114046379B - Subsea valve extension operating device and assembly operating method - Google Patents
Subsea valve extension operating device and assembly operating method Download PDFInfo
- Publication number
- CN114046379B CN114046379B CN202111211153.7A CN202111211153A CN114046379B CN 114046379 B CN114046379 B CN 114046379B CN 202111211153 A CN202111211153 A CN 202111211153A CN 114046379 B CN114046379 B CN 114046379B
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- hand wheel
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- sleeve
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- 238000011017 operating method Methods 0.000 title abstract description 6
- 238000000034 method Methods 0.000 claims description 9
- 238000003466 welding Methods 0.000 claims description 4
- 238000009434 installation Methods 0.000 claims description 3
- 239000002184 metal Substances 0.000 claims description 2
- 238000005553 drilling Methods 0.000 abstract description 4
- 230000007613 environmental effect Effects 0.000 abstract description 4
- 230000009471 action Effects 0.000 description 3
- 239000013535 sea water Substances 0.000 description 3
- 230000003044 adaptive effect Effects 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 230000008569 process Effects 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000008859 change Effects 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 239000007769 metal material Substances 0.000 description 1
- 229910001220 stainless steel Inorganic materials 0.000 description 1
- 239000010935 stainless steel Substances 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
Classifications
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16K—VALVES; TAPS; COCKS; ACTUATING-FLOATS; DEVICES FOR VENTING OR AERATING
- F16K31/00—Actuating devices; Operating means; Releasing devices
- F16K31/44—Mechanical actuating means
- F16K31/60—Handles
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16K—VALVES; TAPS; COCKS; ACTUATING-FLOATS; DEVICES FOR VENTING OR AERATING
- F16K31/00—Actuating devices; Operating means; Releasing devices
- F16K31/44—Mechanical actuating means
- F16K31/50—Mechanical actuating means with screw-spindle or internally threaded actuating means
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- Engineering & Computer Science (AREA)
- General Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Mechanically-Actuated Valves (AREA)
Abstract
The invention provides a subsea valve extension operating device and an assembly operating method, which are used for extending an operating device of a subsea valve for a ship, and lifting an operating position, wherein the subsea valve operating device comprises a hand wheel, a thread bush and a hand wheel-thread bush fixing device, the hand wheel is connected with the thread bush and is fixed through the hand wheel-thread bush fixing device, and the subsea valve extension operating device is a rod body which can be connected between the hand wheel and the thread bush for extending an operating distance, and comprises: extension rod body, first connection terminal surface and second connection terminal surface. The operation device for the sea valve is extended, so that the sea valve can be operated on the bilge two decks of the ship, inconvenience and danger caused by the operation of drilling operators into the bilge are avoided, the environmental adaptability, the working convenience and the safety of the sea valve are improved, and the ship navigation safety accidents caused by the factors of small operation space, poor observation conditions, inconvenient operation and the like can be avoided.
Description
Technical Field
The invention relates to the technical field of valves, in particular to the field of marine valves, and in particular relates to a subsea valve extension operating device.
Background
Sea bottom valves (also called sea going valves) are one of the common valves in the field of marine valves, which play an important role in performing operations such as cutting off or throttling of sea water medium on a sea water main of a ship.
Currently, in a seawater system in the field of marine valves, a commonly used subsea valve has a structure as shown in fig. 1, and includes: a hand wheel 1, a thread bush 2 and other parts; the hand wheel 1 is connected with the thread sleeve 2 through a thread structure and is fixed through two thread sleeve fixing screws. The control method comprises the following steps: the hand wheel 1 is rotated to drive the thread bush 2 to synchronously rotate, and the thread bush 2 drives the valve to be opened and closed.
Because the subsea valve is generally disposed at the bottom of the ship cabin, the space for operating the subsea valve is quite limited; the setting position is generally low, and the operation is very inconvenient; in addition, in some kinds of ships, safety accidents are easily caused by factors such as small operating space, poor observation conditions, inconvenient operation and the like, and the safety of personnel and the safety of navigation are threatened.
Disclosure of Invention
The invention aims to provide a subsea valve extension operating device and an assembly operating method, which realize the operation of a subsea valve on a bilge two deck of a ship in an extension operating mode, avoid inconvenience and danger caused by the operation of operators drilling into the bilge, and improve the environmental adaptability of the subsea valve and the convenience and safety of work.
In order to achieve the above purpose, the present invention is realized by the following technical scheme:
the marine valve extending and operating device comprises a hand wheel, a thread sleeve and a hand wheel-thread sleeve fixing device, wherein the hand wheel is connected with the thread sleeve and is fixed through the hand wheel-thread sleeve fixing device, the end face of the hand wheel, which is contacted with the thread sleeve, is a hand wheel connecting end face, and the end face of the thread sleeve, which is contacted with the hand wheel, is a thread sleeve connecting end face; the subsea valve extension operating device is a body of rod connectable between the hand wheel and the threaded sleeve for extending an operating distance, comprising:
An extension rod body;
the first connecting end face is arranged on the outer side face of one end of the extension rod body and is an end face connected with the hand wheel, and the shape and the size of the first connecting end face are identical with those of the connecting end face of the threaded sleeve;
The second connecting end face is arranged on the inner side face of the other end of the extension rod body and is an end face in connecting contact with the threaded sleeve, and the shape and the size of the second connecting end face are identical with those of the hand wheel connecting end face.
Preferably, the extension rod body further includes:
The adapter sleeve is connected with the other end of the extension rod body and is a ring body sleeved outside the threaded sleeve; the second connecting end face is arranged on the inner side face of the adapter sleeve; the outer side surface of the adapter sleeve, which is in connection contact with the extension rod body, is a third connection end surface, the inner side surface of the extension rod body, which is in connection contact with the adapter sleeve, is a fourth connection end surface, and the third connection end surface is fixedly connected with the fourth connection end surface.
Further, the third connecting end face is an outer hexagonal cylinder side wall, the fourth connecting end face is an inner hexagonal groove side wall matched with the outer hexagonal cylinder, and the third connecting end face is sleeved inside the fourth connecting end face.
Preferably, the hand wheel connecting end face is a cylindrical groove side wall provided with internal threads, the thread bush connecting end face is an adaptive cylindrical rod body side wall provided with external threads, and the thread bush connecting end face is sleeved outside the hand wheel connecting end face through thread matching.
Preferably, the hand wheel-thread bush fixing device comprises: the two same hand wheel-thread sleeve fixing screws and two same hand wheel-thread sleeve fixing screw holes are matched with the hand wheel-thread sleeve fixing screws in size and thread, and the two hand wheel-thread sleeve fixing screw holes are sleeved in the two hand wheel-thread sleeve fixing screw holes to fix the hand wheel and the thread sleeve.
Further, the two hand wheel-thread sleeve fixing screw holes are symmetrically arranged screw holes with openings vertically upwards, the axis of each hand wheel-thread sleeve fixing screw hole is parallel to the axis of the thread sleeve, and each hand wheel-thread sleeve fixing screw hole is formed by enclosing a hand wheel thread groove arranged on the hand wheel connecting end face and a thread sleeve thread groove arranged on the thread sleeve connecting end face.
Further, two identical first fixing grooves are symmetrically formed in the first connecting end face, the relative positions, shapes and sizes of the two first fixing grooves and the two thread grooves of the thread sleeve are identical, the two first fixing grooves and the two thread grooves of the hand wheel can be combined into two first threaded holes, and the shapes and sizes of the first threaded holes are identical to those of the fixed threaded holes of the hand wheel-thread sleeve;
Two identical second fixing grooves are symmetrically formed in the second connecting end face, the relative positions, shapes and sizes of the two second fixing grooves and the two hand wheel thread grooves are identical, the two second fixing grooves and the two thread sleeve thread grooves can be combined into two second threaded holes, and the shapes and sizes of the second threaded holes are identical to those of the hand wheel-thread sleeve fixing screw holes;
The subsea valve extension operating device further comprises four extension rod fixing screws, each extension rod fixing screw is identical to the hand wheel-thread sleeve fixing screw, and the two extension rod fixing screws are used for being respectively inserted into the two first threaded holes so as to fix the hand wheel and the extension rod body; the other two extension rod fixing screws are used for being respectively inserted into the two second threaded holes so as to fix the adapter sleeve and the threaded sleeve.
Preferably, the subsea valve extension operating device is of metal.
A method of assembling a subsea valve extension operating device, using the above subsea valve extension operating device, comprising the steps of:
s1, screwing out two hand wheel-thread sleeve fixing screws of the subsea valve operating device, and loosening the connection between the hand wheel and the thread sleeve;
s2, connecting an adapter sleeve of the subsea valve extension operating device with a threaded sleeve, enabling the second connecting end face to contact with the threaded sleeve connecting end face, and adjusting the relative positions of the two second fixing grooves and the two threaded sleeve threaded grooves to form two second threaded holes; respectively screwing the two extension rod fixing screws into the two second threaded holes to fix the adapter sleeve and the threaded sleeve;
s3, connecting the extension rod body with an adapter sleeve, enabling the third connecting end face to be in contact with a fourth connecting end face, and fixing the third connecting end face and the fourth connecting end face;
S4, connecting the hand wheel with the extension rod body, enabling the hand wheel connecting end face to be in contact with the first connecting end face, and adjusting the relative positions of the two hand wheel thread grooves and the two first fixing grooves to form two first threaded holes; the two extension rod fixing screws are screwed into the two first threaded holes respectively, so that the hand wheel and the extension rod body are fixed, and the installation of the subsea valve extension operating device is completed;
S5, rotating the hand wheel clockwise or anticlockwise, and driving the subsea valve extension operating device and the threaded sleeve to rotate clockwise or anticlockwise by the hand wheel to realize opening and closing of the subsea valve.
Preferably, in step S3, the fixing between the third connection end face and the fourth connection end face is fixed by welding.
In summary, compared with the prior art, the subsea valve extension operating device and the assembly operating method provided by the invention have the following beneficial effects: by extending the operating device of the subsea valve, the subsea valve can be operated on the bilge two decks of the ship, inconvenience and danger caused by the operator drilling into bilge operation are avoided, the environmental adaptability of the subsea valve, the convenience and safety of work are improved, and the ship navigation safety accidents caused by factors such as small operating space, poor observation conditions, inconvenient operation and the like can be avoided.
Drawings
FIG. 1 is a schematic view of a subsea valve without the subsea valve extension operating device of the present invention installed;
FIG. 2 is a schematic view showing the structure of a subsea valve in which the subsea valve extension operating device of the present invention is installed;
FIG. 3 is a front cross-sectional view of the extension pole body of the subsea valve extension operating device of the present invention;
FIG. 4 is a side cross-sectional view of the extension pole body of the subsea valve extension operating device of the present invention;
FIG. 5 is a front cross-sectional view of the subsea valve extension operating device adapter sleeve of the present invention;
Fig. 6 is a side cross-sectional view of the subsea valve extension operating device adapter sleeve of the present invention.
Detailed Description
The invention provides a subsea valve extension operating device and an assembly operating method, which are described in further detail below with reference to the accompanying drawings and detailed description. The advantages and features of the present invention will become more apparent from the following description. It should be noted that, the drawings are in very simplified form and all use non-precise proportions, which are only used for the purpose of conveniently and clearly assisting in describing the embodiments of the present invention, and are not intended to limit the implementation conditions of the present invention, so that the present invention has no technical significance, and any modification of structure, change of proportion or adjustment of size, without affecting the efficacy and achievement of the present invention, should still fall within the scope covered by the technical content disclosed by the present invention.
It is noted that in the present invention, relational terms such as first and second, and the like are used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Moreover, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus.
Referring to fig. 1 to 6, the present embodiment provides an extension operating device for a subsea valve for an extended ship, which is configured to raise an operating position; as shown in fig. 1, the operating device of the subsea valve comprises a hand wheel 1, a thread bush 2 and a hand wheel-thread bush fixing device 3, wherein the hand wheel 1 is connected with the thread bush 2 and is fixed through the hand wheel-thread bush fixing device 3, the end face of the hand wheel 1, which is contacted with the thread bush 2, is a hand wheel connecting end face 11, and the end face of the thread bush 2, which is contacted with the hand wheel 1, is a thread bush connecting end face 22; in this embodiment, the hand wheel connecting end face 11 is a cylindrical groove side wall provided with internal threads, the thread bush connecting end face 22 is an adaptive cylindrical rod body side wall provided with external threads, and the thread bush connecting end face 22 is sleeved outside the hand wheel connecting end face 11 through thread matching; the hand wheel-thread bush fixing device 3 includes: the two identical hand wheel-thread sleeve fixing screws and the two identical hand wheel-thread sleeve fixing screw holes are respectively inserted into the two hand wheel-thread sleeve fixing screw holes to fix the hand wheel 1 and the thread sleeve 2, wherein the hand wheel-thread sleeve fixing screw holes are matched with the hand wheel-thread sleeve fixing screws in size and thread; the two hand wheel-thread sleeve fixing screw holes are screw holes which are symmetrically arranged on the side wall of the thread sleeve 2 and are vertically upwards opened, the axis of each hand wheel-thread sleeve fixing screw hole is parallel to the axis of the thread sleeve 2, and each hand wheel-thread sleeve fixing screw hole is formed by enclosing a hand wheel thread groove arranged on the hand wheel connecting end face 11 and a thread sleeve thread groove correspondingly arranged on the thread sleeve connecting end face 22;
as shown in fig. 2 to 6, the subsea valve extension operating device 4 is a rod body capable of being connected between the hand wheel 1 and the thread bush 2 for extending the operating distance, and is made of metal material, preferably stainless steel material, and comprises:
an extension rod body 43;
The first connecting end face 41 is arranged on the outer side surface of one end of the extension rod body 43 and is an end face connected with the hand wheel 1, and the shape and the size of the first connecting end face 41 are identical with those of the threaded sleeve connecting end face 22; two identical first fixing slots 411 (as shown in fig. 3) are symmetrically arranged on the first connecting end face 41, the relative positions, shapes and sizes of the two first fixing slots 411 and the two thread grooves of the thread sleeve are identical, the two first fixing slots 411 and the two thread grooves of the hand wheel can be combined into two first threaded holes, and the shapes and sizes of the first threaded holes are identical to those of the thread grooves of the hand wheel-thread sleeve;
The adapter sleeve 431, as shown in fig. 3-6, is connected with the other end of the extension rod body 43 and is a ring body sleeved outside the threaded sleeve 2; the end surface of the adapter sleeve 431, which is in connection with the extension rod body 43, is a third connection end surface 4311, the end surface of the extension rod body 43, which is in connection with the adapter sleeve 431, is a fourth connection end surface 4321, and the third connection end surface 4311 is fixedly connected with the fourth connection end surface 4321; in this embodiment, the third connection end face 4311 is an outer hexagonal cylinder sidewall, the fourth connection end face 4321 is an inner hexagonal groove sidewall adapted to the outer hexagonal cylinder, and the third connection end face 4311 is sleeved inside the fourth connection end face 4321;
The second connecting end face 42 is arranged on the inner side face of the adapter sleeve 431 and is an end face connected and contacted with the threaded sleeve 2, and the shape and the size of the second connecting end face 42 are identical with those of the hand wheel connecting end face 11; two identical second fixing grooves 421 (as shown in fig. 5) are symmetrically arranged on the second connecting end surface 42, the relative positions, shapes and sizes of the two second fixing grooves 421 and the two hand wheel thread grooves are identical, the two second fixing grooves 421 and the two thread sleeve thread grooves can be combined into two second threaded holes, and the shapes and sizes of the second threaded holes are identical to those of the hand wheel-thread sleeve fixing screw holes;
Four extension rod fixing screws which are identical to the hand wheel-thread sleeve fixing screws, wherein two extension rod fixing screws are used for being respectively inserted into the two first threaded holes so as to fix the hand wheel 1 and the extension rod body 43; the other two extension rod fixing screws are respectively inserted into the two second threaded holes to fix the adapter sleeve 431 and the threaded sleeve 2.
The present embodiment also provides an assembly manipulation method of the above subsea valve extension manipulation device:
S1, screwing out two hand wheels-thread sleeve fixing screws of a subsea valve operating device, and loosening the connection between the hand wheel 1 and the thread sleeve 2;
s2, connecting an adapter sleeve 431 of the subsea valve extension operating device 4 with the threaded sleeve 2, enabling a second connecting end surface 42 to contact the threaded sleeve connecting end surface 22, and adjusting the relative positions of the two second fixing grooves 421 and the two threaded sleeve threaded grooves to form two second threaded holes; two extension rod fixing screws are screwed into two second threaded holes respectively, so that the fixation between the adapter sleeve 431 and the threaded sleeve 2 is realized;
S3, connecting the extension rod body 43 with the adapter sleeve 431, enabling the third connecting end face 4311 to be in contact with the fourth connecting end face 4321, and fixing the third connecting end face 4311 and the fourth connecting end face 4321; in this embodiment, the third connection end face 4311 and the fourth connection end face 4321 are fixed by welding;
S4, connecting the hand wheel 1 with the extension rod body 43, enabling the hand wheel connecting end face 11 to be in contact with the first connecting end face 41, and adjusting the relative positions of the two hand wheel thread grooves and the two first fixing grooves 411 to form two first threaded holes; two extension rod fixing screws are screwed into the two first threaded holes respectively, so that the fixation between the hand wheel 1 and the extension rod body 43 is realized, and the installation of the subsea valve extension operating device 4 is completed;
S5, rotating the hand wheel 1 clockwise or anticlockwise, and driving the subsea valve extension operating device 4 and the threaded sleeve 2 to rotate clockwise or anticlockwise by the hand wheel 1 so as to realize opening and closing of the subsea valve.
In summary, the subsea valve extension operating device provided by the invention can operate the subsea valve on the bilge two decks of the ship by extending the subsea valve operating device, so that inconvenience and danger caused by drilling of operators into bilge operation are avoided, the environmental adaptability of the subsea valve, the convenience and safety of work are improved, and the ship navigation safety accidents caused by factors such as small operating space, poor observation conditions, inconvenient operation and the like can be avoided.
While the present invention has been described in detail through the foregoing description of the preferred embodiment, it should be understood that the foregoing description is not to be considered as limiting the invention. Many modifications and substitutions of the present invention will become apparent to those of ordinary skill in the art upon reading the foregoing. Accordingly, the scope of the invention should be limited only by the attached claims.
Claims (6)
1. The marine valve extending and operating device comprises a hand wheel, a thread sleeve and a hand wheel-thread sleeve fixing device, wherein the hand wheel is connected with the thread sleeve and is fixed through the hand wheel-thread sleeve fixing device, the end face of the hand wheel, which is contacted with the thread sleeve, is a hand wheel connecting end face, and the end face of the thread sleeve, which is contacted with the hand wheel, is a thread sleeve connecting end face; the subsea valve extension operating device is a rod body connectable between the hand wheel and the threaded sleeve for extending an operating distance, and is characterized by comprising:
An extension rod body;
the first connecting end face is arranged on the outer side face of one end of the extension rod body and is an end face connected with the hand wheel, and the shape and the size of the first connecting end face are identical with those of the connecting end face of the threaded sleeve;
The second connecting end face is arranged on the inner side face of the other end of the extension rod body and is an end face connected and contacted with the threaded sleeve, and the shape and the size of the second connecting end face are identical with those of the hand wheel connecting end face;
The extension pole body further includes:
The adapter sleeve is connected with the other end of the extension rod body and is a ring body sleeved outside the threaded sleeve; the second connecting end face is arranged on the inner side face of the adapter sleeve; the outer side surface of the adapter sleeve, which is in connection contact with the extension rod body, is a third connection end surface, the inner side surface of the extension rod body, which is in connection contact with the adapter sleeve, is a fourth connection end surface, and the third connection end surface is fixedly connected with the fourth connection end surface; the third connecting end face is an outer hexagonal cylinder side wall, the fourth connecting end face is an inner hexagonal groove side wall matched with the outer hexagonal cylinder, and the third connecting end face is sleeved inside the fourth connecting end face; the subsea valve extension operating device is made of metal; the third connecting end face and the fourth connecting end face are fixed by welding;
The first connecting end face is symmetrically provided with two identical first fixing grooves, the relative positions, shapes and sizes of the two first fixing grooves and the two thread grooves of the thread sleeve are completely identical, the two first fixing grooves and the two thread grooves of the hand wheel can be combined into two first threaded holes, and the shapes and sizes of the first threaded holes are identical to those of the fixed threaded holes of the hand wheel-thread sleeve;
Two identical second fixing grooves are symmetrically formed in the second connecting end face, the relative positions, shapes and sizes of the two second fixing grooves and the two hand wheel thread grooves are identical, the two second fixing grooves and the two thread sleeve thread grooves can be combined into two second threaded holes, and the shapes and sizes of the second threaded holes are identical to those of the hand wheel-thread sleeve fixing screw holes;
The subsea valve extension operating device further comprises four extension rod fixing screws, each extension rod fixing screw is identical to the hand wheel-thread sleeve fixing screw, and the two extension rod fixing screws are used for being respectively inserted into the two first threaded holes so as to fix the hand wheel and the extension rod body; the other two extension rod fixing screws are used for being respectively inserted into the two second threaded holes so as to fix the adapter sleeve and the threaded sleeve.
2. The subsea valve extension control device of claim 1, wherein the hand wheel connection end surface is a cylindrical groove side wall provided with internal threads, the thread bushing connection end surface is an adapted cylindrical rod side wall provided with external threads, and the thread bushing connection end surface is sleeved outside the hand wheel connection end surface by thread fit.
3. The subsea valve extension control device of claim 1, wherein said hand wheel-threaded sleeve securement device comprises: the two same hand wheel-thread sleeve fixing screws and two same hand wheel-thread sleeve fixing screw holes are matched with the hand wheel-thread sleeve fixing screws in size and thread, and the two hand wheel-thread sleeve fixing screw holes are sleeved in the two hand wheel-thread sleeve fixing screw holes to fix the hand wheel and the thread sleeve.
4. A subsea valve extension control device as defined in claim 3, wherein said two hand wheel-thread bushing securing screw holes are symmetrically disposed vertically upwardly open screw holes, the axis of each of said hand wheel-thread bushing securing screw holes being parallel to the axis of the thread bushing, each of said hand wheel-thread bushing securing screw holes being defined by a hand wheel thread groove disposed on said hand wheel connection end face and a thread bushing thread groove disposed on said thread bushing connection end face.
5. A method of assembling a subsea valve extension operating device according to any of claims 1-4, comprising the steps of:
s1, screwing out two hand wheel-thread sleeve fixing screws of the subsea valve operating device, and loosening the connection between the hand wheel and the thread sleeve;
s2, connecting an adapter sleeve of the subsea valve extension operating device with a threaded sleeve, enabling the second connecting end face to contact with the threaded sleeve connecting end face, and adjusting the relative positions of the two second fixing grooves and the two threaded sleeve threaded grooves to form two second threaded holes; respectively screwing the two extension rod fixing screws into the two second threaded holes to fix the adapter sleeve and the threaded sleeve;
s3, connecting the extension rod body with an adapter sleeve, enabling the third connecting end face to be in contact with a fourth connecting end face, and fixing the third connecting end face and the fourth connecting end face;
S4, connecting the hand wheel with the extension rod body, enabling the hand wheel connecting end face to be in contact with the first connecting end face, and adjusting the relative positions of the two hand wheel thread grooves and the two first fixing grooves to form two first threaded holes; the two extension rod fixing screws are screwed into the two first threaded holes respectively, so that the hand wheel and the extension rod body are fixed, and the installation of the subsea valve extension operating device is completed;
S5, rotating the hand wheel clockwise or anticlockwise, and driving the subsea valve extension operating device and the threaded sleeve to rotate clockwise or anticlockwise by the hand wheel to realize opening and closing of the subsea valve.
6. The method of assembling a subsea valve extension operating device according to claim 5, wherein the fixing between the third connecting end surface and the fourth connecting end surface in step S3 is performed by welding.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202111211153.7A CN114046379B (en) | 2021-10-18 | 2021-10-18 | Subsea valve extension operating device and assembly operating method |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202111211153.7A CN114046379B (en) | 2021-10-18 | 2021-10-18 | Subsea valve extension operating device and assembly operating method |
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| Publication Number | Publication Date |
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| CN114046379A CN114046379A (en) | 2022-02-15 |
| CN114046379B true CN114046379B (en) | 2024-04-23 |
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| CN202629302U (en) * | 2012-04-09 | 2012-12-26 | 镇江大成新能源有限公司 | Valve facilitating long-distance operation |
| KR20140002224U (en) * | 2012-09-27 | 2014-04-21 | 대우조선해양 주식회사 | Length Adjustable Valve Rod |
| CN203309339U (en) * | 2013-06-08 | 2013-11-27 | 浙江永高阀门制造有限公司 | Valve clack and valve rod installing structure |
| CN206130299U (en) * | 2016-10-09 | 2017-04-26 | 江南阀门有限公司 | Universal joint type valve rod extension structure |
| CN207316208U (en) * | 2017-02-23 | 2018-05-04 | 广州市驰诚环保科技有限责任公司 | Water pipe valve for high-pressure spraying deodorization system |
| CN207864649U (en) * | 2017-12-14 | 2018-09-14 | 嘉兴市亚一达特种钢铸造有限公司 | Novel sea valve |
| CN209041726U (en) * | 2018-09-20 | 2019-06-28 | 江门市南洋船舶工程有限公司 | A kind of valve handle extension device |
| CN210510366U (en) * | 2019-09-25 | 2020-05-12 | 埃杰盾阀门有限公司 | Special ball valve for central air conditioner |
| CN210770270U (en) * | 2019-10-29 | 2020-06-16 | 上海沪东造船阀门有限公司 | Subsea valve with purging function |
| CN213512326U (en) * | 2020-09-16 | 2021-06-22 | 北京洛科瀚科技有限公司 | Valve rod extension rod |
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|---|---|
| CN114046379A (en) | 2022-02-15 |
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