CN219258404U - Tank truck and sea bottom valve thereof - Google Patents
Tank truck and sea bottom valve thereof Download PDFInfo
- Publication number
- CN219258404U CN219258404U CN202320119150.9U CN202320119150U CN219258404U CN 219258404 U CN219258404 U CN 219258404U CN 202320119150 U CN202320119150 U CN 202320119150U CN 219258404 U CN219258404 U CN 219258404U
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- section
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- shaft section
- shaft
- hole section
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Classifications
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B65—CONVEYING; PACKING; STORING; HANDLING THIN OR FILAMENTARY MATERIAL
- B65D—CONTAINERS FOR STORAGE OR TRANSPORT OF ARTICLES OR MATERIALS, e.g. BAGS, BARRELS, BOTTLES, BOXES, CANS, CARTONS, CRATES, DRUMS, JARS, TANKS, HOPPERS, FORWARDING CONTAINERS; ACCESSORIES, CLOSURES, OR FITTINGS THEREFOR; PACKAGING ELEMENTS; PACKAGES
- B65D90/00—Component parts, details or accessories for large containers
- B65D90/54—Gates or closures
- B65D90/62—Gates or closures having closure members movable out of the plane of the opening
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- 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
- F16K3/00—Gate valves or sliding valves, i.e. cut-off apparatus with closing members having a sliding movement along the seat for opening and closing
- F16K3/22—Gate valves or sliding valves, i.e. cut-off apparatus with closing members having a sliding movement along the seat for opening and closing with sealing faces shaped as surfaces of solids of revolution
- F16K3/24—Gate valves or sliding valves, i.e. cut-off apparatus with closing members having a sliding movement along the seat for opening and closing with sealing faces shaped as surfaces of solids of revolution with cylindrical valve members
- F16K3/26—Gate valves or sliding valves, i.e. cut-off apparatus with closing members having a sliding movement along the seat for opening and closing with sealing faces shaped as surfaces of solids of revolution with cylindrical valve members with fluid passages in the valve member
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- Engineering & Computer Science (AREA)
- General Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Lift Valve (AREA)
- Mechanically-Actuated Valves (AREA)
Abstract
The utility model relates to the technical field of valves, and provides an oil tank truck and a subsea valve thereof, which comprises a valve body, wherein a first hole section and a second hole section which are communicated are arranged in the valve body, the first hole section is larger than the diameter of the second hole section, and a first oil passing hole which is communicated with the first hole section is arranged on the valve body; the inside of case is equipped with the second and crosses the oilhole, and the second crosses the oilhole and is close to the one end of second hole section and link up the case, and the case includes that the sealed sliding sleeve locates the first axle section in the first hole section and the sealed sliding sleeve locates the second axle section in the second hole section, and the one end of first axle section is equipped with the conical surface from first axle section to second axle section diameter convergent, and the conical surface is used for with the edge that the second hole section is close to first hole section one end offsets. Compared with the prior art, the conical surface sealing mode adopted by the utility model increases the sealing specific pressure and further improves the sealing performance, so that the subsea valve can prevent oil leakage in the closed state.
Description
Technical Field
The utility model relates to the technical field of valves, in particular to an oil tank truck and a subsea valve thereof.
Background
In the process of transporting oil products, equipment such as an oil tank truck is generally adopted for transportation, and a subsea valve is arranged on the oil tank truck and is used for opening or closing a tank body of the oil tank truck.
At present, the subsea valve mainly comprises a valve body and a valve core, wherein a reducing shaft hole is formed in the valve body, an oil passing hole communicated with a large-diameter section of the reducing shaft hole is formed in the valve body, the valve core is a reducing shaft matched with the reducing shaft hole, the reducing shaft is of a hollow structure, the small-diameter section of the reducing shaft is also provided with an oil passing hole, when the subsea valve is in a closed state, the large-diameter section and the small-diameter section of the reducing shaft are respectively arranged in the large-diameter section and the small-diameter section of the reducing shaft hole, the oil passing hole on the valve core is disconnected with the oil passing hole on the valve body, when the subsea valve is in an open state, the small-diameter section of the reducing shaft moves towards the large-diameter section of the reducing shaft hole, the oil passing hole on the valve core is communicated with the oil passing hole on the valve body, and at the moment, oil can be introduced into a hollow cavity of the reducing shaft and led out from the oil passing hole to the oil passing hole on the valve body.
However, when the subsea valve is in the closed state, the outer peripheral surface of the large diameter section of the reducing shaft abuts against the outer edge of the small diameter section of the reducing shaft hole, and thus a planar seal is formed, and the sealing performance of the sealing system is poor, resulting in easy leakage of oil from the sealing portion.
Therefore, how to improve the sealing performance of the subsea valve in the closed state is a technical problem that needs to be solved by those skilled in the art.
Disclosure of Invention
The utility model provides an oil tank truck and a subsea valve thereof, which are used for solving the defect that oil products are easy to leak when the subsea valve is in a closed state in the prior art and improving the sealing performance of the subsea valve in the closed state.
The present utility model provides a subsea valve comprising:
the valve body is internally provided with a first hole section and a second hole section which are communicated in sequence along a first direction, the first hole section is larger than the second hole section in diameter, one end, far away from the first hole section, of the second hole section penetrates through the valve body, and a first oil passing hole which is used for being communicated with the first hole section is arranged on the valve body along a second direction;
the valve core is internally provided with a second oil passing hole along a first direction, one end of the second oil passing hole, which is close to the second hole section, penetrates through the valve core, the valve core comprises a first shaft section and a second shaft section, the first shaft section is sleeved in the first hole section in a sealing sliding mode, the second shaft section is sleeved in the second hole section in a sealing sliding mode, one end of the first shaft section is provided with a conical surface with a gradually reduced diameter from the first shaft section to the second shaft section, the conical surface is used for propping against the edge, close to one end of the first hole section, of the second hole section, a third oil passing hole communicated with the second oil passing hole is arranged on the second shaft section, and the third oil passing hole is used for being communicated with the first oil passing hole;
the valve core is enabled to be capable of being switched between a first position and a second position through sliding of the valve core relative to the valve body, the first shaft section and the second shaft section are respectively located in the first hole section and the second hole section, the conical surface abuts against the edge, close to one end of the first hole section, of the second hole section, the third oil passing hole is located in the first hole section, and the third oil passing hole is communicated with the first oil passing hole.
According to the subsea valve provided by the utility model, the elastic piece is arranged in the first hole section, and one end of the first shaft section, which is far away from the second shaft section, is connected with the elastic piece; wherein,,
the elastic piece is enabled to store energy by sliding the second shaft section towards the first hole section, and the elastic piece drives the first shaft section to slide towards the second hole section when releasing energy, so that the conical surface is abutted against the edge, close to one end of the first hole section, of the second hole section.
According to the subsea valve provided by the utility model, one end of the first hole section far away from the second hole section penetrates through the valve body, and one end of the first hole section far away from the second hole section is detachably provided with the sealing plug.
According to the subsea valve provided by the utility model, the two ends of the elastic member are connected to the sealing plug and the first shaft section, respectively.
According to the subsea valve provided by the utility model, the first shaft section comprises a third shaft section and a fourth shaft section, the third shaft section is positioned between the second shaft section and the fourth shaft section, the third shaft section is smaller than the diameter of the first hole section, a circumferential groove communicated with the first oil passing hole is formed between the third shaft section and the fourth shaft section, one end of the third shaft section is provided with the conical surface with the diameter gradually reduced from the third shaft section to the second shaft section, and the fourth shaft section is hermetically and slidably sleeved in the first hole section; wherein,,
when the third oil passing hole is communicated with the first oil passing hole, the circumferential groove is communicated with the first oil passing hole.
According to the subsea valve provided by the utility model, the sealing ring is sleeved on the outer side of the fourth shaft section, and the sealing ring abuts against the inner wall of the first hole section.
According to the present utility model there is provided a subsea valve, the end of the second shaft section remote from the first shaft section being adapted for connection to a drive mechanism.
According to the subsea valve provided by the utility model, the number of the sealing rings is at least two.
According to the subsea valve provided by the utility model, the end of the first bore segment remote from the second bore segment is in threaded connection with the sealing plug.
The utility model also provides an oil tank truck comprising the subsea valve.
The utility model provides an oil tank truck and a subsea valve thereof, which are sequentially provided with a first hole section and a second hole section which are communicated along a first direction in a valve body, wherein the first hole section is larger than the second hole section in diameter, so that the first hole section and the second hole section jointly form a variable-diameter shaft hole, a valve core comprises a first shaft section which is sleeved in the first hole section in a sealing sliding way and a second shaft section which is sleeved in the second hole section in a sealing sliding way, the first shaft section and the second shaft section jointly form a variable-diameter shaft, the valve core can be switched between at least a first position and a second position through sliding of the valve core relative to the valve body, the subsea valve is in a closed state in the first position, the first shaft section and the second shaft section are respectively positioned in the first hole section and the second hole section, and a third oil passing hole is disconnected with a first oil passing hole, through being equipped with the conical surface that tapers from first axle section to second axle section diameter in the one end of first axle section, and the conical surface offsets with the edge that the second hole section is close to first hole section one end under this state, and then form conical surface seal between the two, compared with prior art, this sealing mode's sealed specific pressure is big, seal performance has been realized more easily, then the oil is prevented from leaking by this sealing position, in the second position, the subsea valve is in the open state, the part of second axle section slides to in the first hole section, and the third oil hole is located first hole section, then realize that the third oil hole is linked together with first oil hole, the oil can be introduced into the second oil hole through in proper order, and through third oil hole and first hole section, then by the third oil hole extraction. Compared with the prior art, the conical surface sealing mode adopted by the utility model increases the sealing specific pressure, is easier to realize sealing, and further improves the sealing performance, so that the subsea valve can prevent oil leakage in the closed state.
Drawings
In order to more clearly illustrate the utility model or the technical solutions of the prior art, the following description will briefly explain the drawings used in the embodiments or the description of the prior art, and it is obvious that the drawings in the following description are some embodiments of the utility model, and other drawings can be obtained according to the drawings without inventive effort for a person skilled in the art.
Fig. 1 is a schematic view of the structure of the subsea valve provided by the present utility model.
Reference numerals:
1: a first aperture segment; 2: a second aperture segment; 3: a first oil passing hole; 4: a second oil passing hole; 5: a first shaft section; 6: a second shaft segment; 7: a conical surface; 8: a third oil passing hole; 9: an elastic member; 10: a sealing plug; 11: a circumferential groove; 12: and (3) sealing rings.
Detailed Description
For the purpose of making the objects, technical solutions and advantages of the present utility model more apparent, the technical solutions of the present utility model will be clearly and completely described below with reference to the accompanying drawings, and it is apparent that the described embodiments are some embodiments of the present utility model, not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.
The tank truck and its subsea valve of the present utility model will be described below with reference to fig. 1.
The embodiment provides a subsea valve, comprising a valve body and a valve core.
In this embodiment, the inside of the valve body is sequentially provided with a first hole section 1 and a second hole section 2 which are communicated along a first direction, the first direction may be the axial direction of the valve body, the first hole section 1 is larger than the diameter of the second hole section 2, then the first hole section 1 and the second hole section 2 together form a reducing shaft hole, one end of the second hole section 2 far away from the first hole section 1 penetrates through the valve body, the end part of the valve core may extend out of the inside of the valve body, a first oil passing hole 3 used for being communicated with the first hole section 1 is arranged on the valve body along a second direction, and the second direction may be the radial direction of the valve body.
In this embodiment, the second oil passing hole 4 is provided in the valve core along the first direction, so that the valve core is in a hollow structure, and one end of the second oil passing hole 4, which is close to the second hole section 2, penetrates through the valve core, so that oil can be introduced into the second oil passing hole 4 through the penetration part; the valve core comprises a first shaft section 5 and a second shaft section 6, wherein the first shaft section 5 is sleeved in the first hole section 1 in a sealing sliding manner, the second shaft section 6 is sleeved in the second hole section 2 in a sealing sliding manner, the first shaft section 5 and the second shaft section 6 can slide relative to the first hole section 1 and the second hole section 2 respectively, a sealing relationship is formed, oil leakage is prevented, and the first shaft section 5 and the second shaft section 6 jointly form a reducing shaft; one end of the first shaft section 5 is provided with a conical surface 7 with the diameter gradually reduced from the first shaft section 5 to the second shaft section 6, the conical surface 7 is used for propping against the edge of the second shaft section 2, which is close to one end of the first shaft section 1, when the subsea valve is in a closed state, the first shaft section 5 is positioned in the first shaft section 1, the second shaft section 6 is positioned in the second shaft section 2, the conical surface on the first shaft section 5 is propped against the edge of the port of the second shaft section 2 to form conical surface sealing, compared with plane sealing, the sealing specific pressure is larger, sealing is easier to realize, sealing performance is better, a third oil passing hole 8 communicated with the second oil passing hole 4 is arranged on the second shaft section 6, the third oil passing hole 8 is used for being communicated with the first oil passing hole 3, and oil products can be conveyed among the second oil passing hole 4, the third oil passing hole 8 and the first oil passing hole 3 when the valve core moves towards the first hole section 1.
The valve core slides relative to the valve body, so that the valve core can be switched between at least a first position and a second position, in the first position, the subsea valve is in a closed state, the first shaft section 5 and the second shaft section 6 are respectively positioned in the first hole section 1 and the second hole section 2, the conical surface 7 is abutted against the edge of one end, close to the first hole section 1, of the second hole section 2, sealing of each gap position is realized, the third oil passing hole 8 is disconnected from the first oil passing hole 3, in the second position, the subsea valve is in an open state, the second shaft section 6 extends into the first hole section 1, the third oil passing hole 8 is positioned in the first hole section 1, the third oil passing hole 8 is communicated with the first oil passing hole 3, oil can be led in through the second oil passing hole 4, the oil is output into the first hole section 1 along the third oil passing hole 8, and the oil is led out along the first oil passing hole 3.
In this embodiment, the elastic member 9 is disposed in the first hole segment 1, one end of the first shaft segment 5 away from the second shaft segment 6 is connected with the elastic member 9, when the subsea valve is in a closed state, the elastic member 9 has a certain compression amount, so that the first shaft segment 5 can be forced by the elastic member, the conical surface 7 is pressed against the port edge of the second hole segment 2, the sealing performance is further improved, and when an external force is applied to the valve core, the elastic member 9 is compressed again when the valve core moves towards the direction of the first hole segment 1, so that the elastic member 9 is in an energy storage state, and when the external force is cancelled, the elastic member 9 releases energy and drives the conical surface 7 to reset, so as to press against the port edge of the second hole segment 2.
Alternatively, the elastic member 9 may be a leaf spring, a coil spring, a rubber spring, or the like.
In this embodiment, the first hole segment 1 is far away from the one end of the second hole segment 2 and runs through the valve body, so that both axial ends of the valve body are all through, and the through hole of the valve body far away from the valve core is detachably provided with the sealing plug 10, so that when the sealing plug 10 is dismantled, the interior of the valve body is convenient to observe and overhaul.
As an alternative embodiment, the end of the first hole segment 1 far away from the second hole segment 2 is in threaded connection with the sealing plug 10, and a thread can be arranged at the through hole of the valve body, and the first hole segment 1 and the second hole segment are assembled in a threaded mode by arranging the thread on the sealing plug 10 and matching the thread at the through hole, so that the disassembly and assembly are convenient.
Optionally, the through hole of the valve body and the sealing plug 10 can be detachably connected by adopting a buckle, a screw and the like.
Further, both ends of the elastic member 9 are connected with the sealing plug 10 and the first shaft segment 5, respectively, and since the elastic member 9 is a consumable product, when the elastic member 9 needs to be replaced, the sealing plug 10 is removed, and the elastic member 9 can be directly taken out for replacement.
In this embodiment, the first shaft section 5 includes a third shaft section and a fourth shaft section, the third shaft section is located between the second shaft section 6 and the fourth shaft section, one end of the third shaft section is provided with a conical surface 7 with a diameter gradually decreasing from the third shaft section to the second shaft section 6, the third shaft section is a transitional butt joint part between the first shaft section and the second shaft section 6, and the third shaft section is smaller than the diameter of the first hole section 1, a circumferential groove 11 communicated with the first oil passing hole 3 is formed between the third shaft section and the third shaft section, when the subsea valve is in an open state, the third oil passing hole 8 is communicated with the first oil passing hole 3, and the circumferential groove 11 is also communicated with the first oil passing hole 3, so that a new containing section can be formed for oil products, the flow rate and the flow velocity of oil products are accelerated, the fourth shaft section is hermetically and slidably sleeved in the first hole section 1, and the fourth shaft section on the first shaft section 5 can hermetically slide relative to the first hole section 1, so as to prevent the oil products from leaking.
Further, the outer side of the fourth shaft section is sleeved with a sealing ring 12, the sealing ring 12 abuts against the inner wall of the first hole section 1, sealing is kept when the fourth shaft section slides in the first hole section 1 through the sealing ring 12, and the number of the sealing rings 12 can be at least two.
In this embodiment, the valve core can slide relative to the valve body when being acted by external force, and can be provided by manual or electric mode, and the second shaft section 6 is pushed and pulled manually, or a driving mechanism driven by a linear motor, a cylinder or the like is connected with one end of the second shaft section 6 far away from the first shaft section 5, so that the valve core can be driven to slide relative to the valve body.
On the other hand, the embodiment also provides an oil tank truck, which comprises the subsea valve provided by the embodiment, wherein the subsea valve arranged on the oil tank truck is used for opening or closing the tank body of the oil tank truck, and the oil tank truck provided by the embodiment has all the advantages of the subsea valve provided by the embodiment.
As an alternative implementation mode, in the initial state, the subsea valve is in a closed state, one end of the second oil passing hole 4 far away from the through hole of the subsea valve can be provided with a pressure detection part, when the pressure detection part detects that the oil pressure in the second oil passing hole 4 reaches a preset value, the subsea valve is controlled to be switched to an open state, the controller drives the driving mechanism to drive the valve core to slide relative to the valve body, the second shaft section 6 slides towards the first hole section 1, the third oil passing hole 8 is communicated with the first oil passing hole 3, and then the oil passes through the second oil passing hole 4 and is led out by the first oil passing hole 3 after passing through the third oil passing hole 8 and the first hole section 1 in sequence, so that oil discharging operation is realized.
In the description of the embodiments of the present utility model, it should be noted that the terms "center", "longitudinal", "lateral", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", etc. indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, are merely for convenience in describing the embodiments of the present utility model and simplifying the description, and do not indicate or imply that the apparatus or elements referred to must have a specific orientation, be configured and operated in a specific orientation, and thus should not be construed as limiting the embodiments of the present utility model. Furthermore, the terms "first," "second," and "third" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.
In describing embodiments of the present utility model, it should be noted that, unless explicitly stated and limited otherwise, the terms "coupled," "coupled," and "connected" should be construed broadly, and may be either a fixed connection, a removable connection, or an integral connection, for example; can be mechanically or electrically connected; can be directly connected or indirectly connected through an intermediate medium. The specific meaning of the above terms in embodiments of the present utility model will be understood in detail by those of ordinary skill in the art.
Finally, it should be noted that: the above embodiments are only for illustrating the technical solution of the present utility model, and are not limiting; although the utility model has been described in detail with reference to the foregoing embodiments, it will be understood by those of ordinary skill in the art that: the technical scheme described in the foregoing embodiments can be modified or some technical features thereof can be replaced by equivalents; such modifications and substitutions do not depart from the spirit and scope of the technical solutions of the embodiments of the present utility model.
Claims (10)
1. A subsea valve, comprising:
the valve body is internally provided with a first hole section (1) and a second hole section (2) which are communicated in sequence along a first direction, the first hole section (1) is larger than the diameter of the second hole section (2), one end, far away from the first hole section (1), of the second hole section (2) penetrates through the valve body, and a first oil passing hole (3) used for being communicated with the first hole section (1) is arranged on the valve body along a second direction;
the valve core is internally provided with a second oil passing hole (4) along a first direction, one end of the second oil passing hole (4) close to the second hole section (2) penetrates through the valve core, the valve core comprises a first shaft section (5) and a second shaft section (6), the first shaft section (5) is sleeved in the first hole section (1) in a sealing sliding mode, the second shaft section (6) is sleeved in the second hole section (2) in a sealing sliding mode, one end of the first shaft section (5) is provided with a conical surface (7) with a diameter gradually reduced from the first shaft section (5) to the second shaft section (6), the conical surface (7) is used for propping against the edge, close to one end of the first hole section (1), of the second hole section (2), the second shaft section (6) is provided with a third oil passing hole (8) communicated with the second oil passing hole (4), and the third oil passing hole (8) is used for being communicated with the first oil passing hole (3);
the valve body is made to slide relative to the valve body through the valve core, the valve core can be switched between a first position and a second position at least, the first shaft section (5) and the second shaft section (6) are respectively positioned in the first hole section (1) and the second hole section (2), the conical surface (7) is propped against the edge, close to one end of the first hole section (1), of the second hole section (2), the third oil passing hole (8) is positioned in the first hole section (1), and the third oil passing hole (8) is communicated with the first oil passing hole (3).
2. A subsea valve according to claim 1, characterized in that an elastic member (9) is provided in the first bore section (1), the end of the first shaft section (5) remote from the second shaft section (6) being connected to the elastic member (9); wherein,,
by sliding the second shaft section (6) towards the first hole section (1), the elastic piece (9) is enabled to store energy, and when the elastic piece (9) releases energy, the first shaft section (5) is driven to slide towards the second hole section (2), so that the conical surface (7) is abutted against the edge, close to one end of the first hole section (1), of the second hole section (2).
3. A subsea valve according to claim 2, characterized in that the end of the first bore segment (1) remote from the second bore segment (2) penetrates the valve body and the end of the first bore segment (1) remote from the second bore segment (2) is detachably provided with a sealing plug (10).
4. A subsea valve according to claim 3, characterized in that the elastic member (9) is connected at both ends to the sealing plug (10) and the first shaft section (5), respectively.
5. A subsea valve according to any of claims 1-4, characterized in that the first shaft section (5) comprises a third shaft section and a fourth shaft section, the third shaft section being located between the second shaft section (6) and the fourth shaft section, the third shaft section being smaller than the diameter of the first hole section (1) and forming a circumferential groove (11) therebetween communicating with the first oil passage hole (3), one end of the third shaft section being provided with the conical surface (7) tapering from the third shaft section to the diameter of the second shaft section (6), the fourth shaft section being sealingly and slidingly arranged within the first hole section (1).
6. Subsea valve according to claim 5, characterized in that the fourth shaft section is provided with a sealing ring (12) on its outer side, which sealing ring (12) abuts against the inner wall of the first bore section (1).
7. Subsea valve according to claim 1, characterized in that the end of the second shaft section (6) remote from the first shaft section (5) is adapted to be connected to a drive mechanism.
8. Subsea valve according to claim 6, characterized in that the number of sealing rings (12) is at least two.
9. A subsea valve according to claim 3, characterized in that the end of the first bore segment (1) remote from the second bore segment (2) is in threaded connection with the sealing plug (10).
10. Tank truck, characterized by comprising a subsea valve according to any of claims 1-9.
Priority Applications (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202320119150.9U CN219258404U (en) | 2023-01-12 | 2023-01-12 | Tank truck and sea bottom valve thereof |
| PCT/CN2023/081094 WO2024148674A1 (en) | 2023-01-12 | 2023-03-13 | Oil tanker truck and subsea valve thereof |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202320119150.9U CN219258404U (en) | 2023-01-12 | 2023-01-12 | Tank truck and sea bottom valve thereof |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN219258404U true CN219258404U (en) | 2023-06-27 |
Family
ID=86871223
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202320119150.9U Active CN219258404U (en) | 2023-01-12 | 2023-01-12 | Tank truck and sea bottom valve thereof |
Country Status (2)
| Country | Link |
|---|---|
| CN (1) | CN219258404U (en) |
| WO (1) | WO2024148674A1 (en) |
Family Cites Families (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| EP2916049A1 (en) * | 2014-03-04 | 2015-09-09 | Siemens Aktiengesellschaft | Valve for a subsea pressure canister |
| CN205841829U (en) * | 2016-07-08 | 2016-12-28 | 北京帕菲诺精密机械有限公司 | Pressure valve |
| CN108019535B (en) * | 2018-01-04 | 2023-11-24 | 中国石油大学(北京) | Two-position three-way reversing valve with valve core adopting sealing conical surface |
| CN114877101A (en) * | 2022-05-19 | 2022-08-09 | 驰耐特石油科技(成都)有限公司 | Quick buffering hydraulic reversing valve |
| CN115013584A (en) * | 2022-07-08 | 2022-09-06 | 国能神东煤炭集团有限责任公司 | Shut-off valve |
-
2023
- 2023-01-12 CN CN202320119150.9U patent/CN219258404U/en active Active
- 2023-03-13 WO PCT/CN2023/081094 patent/WO2024148674A1/en unknown
Also Published As
| Publication number | Publication date |
|---|---|
| WO2024148674A1 (en) | 2024-07-18 |
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