CN109296798A - A kind of floatation pod one-way exhaust valve - Google Patents
A kind of floatation pod one-way exhaust valve Download PDFInfo
- Publication number
- CN109296798A CN109296798A CN201811411476.9A CN201811411476A CN109296798A CN 109296798 A CN109296798 A CN 109296798A CN 201811411476 A CN201811411476 A CN 201811411476A CN 109296798 A CN109296798 A CN 109296798A
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- CN
- China
- Prior art keywords
- valve seat
- valve
- valve rod
- cylindrical structure
- chamber
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Pending
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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
- F16K24/00—Devices, e.g. valves, for venting or aerating enclosures
- F16K24/04—Devices, e.g. valves, for venting or aerating enclosures for venting only
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- Engineering & Computer Science (AREA)
- General Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Safety Valves (AREA)
- Lift Valve (AREA)
- Self-Closing Valves And Venting Or Aerating Valves (AREA)
Abstract
The present invention proposes a kind of floatation pod one-way exhaust valve, including valve seat, valve rod, compressed spring, etched sheet, clamp nut and lock-screw；Sealing ring is installed in the seal groove of valve rod, and spring pocket penetrates valve rod in valve seat on stem body cylindrical structure, it is loaded on etched sheet, clamp nut is screwed on the nipple of valve rod, after valve rod bottom end is flushed with valve seat bottom end, the position for adjusting clamp nut, is fixed with lock-screw.Upper side and top protective film and direction board to be sticked with glue to valve seat.Direction board and protective film are torn when use, are installed to floatation pod lower end, when upper floating apparatus works, gas enters floatation pod；Etched sheet and contact with sea water, are electrochemically reacted, and the diameter of etched sheet is smaller and smaller, and when etched sheet diameter is less than the diameter of valve seat orifice, under the action of the spring, valve rod is released downwards, and gas is discharged from valve seat.One-way exhaust valve proposed by the present invention, structure is simple, reliable operation, solves the problems, such as that small space small size can not take automatically controlled measure to realize exhaust.
Description
Technical field
The present invention relates to floatation pod control technology fields, and one of floating apparatus floatation pod is arranged with unidirectional specially on ship domain
Air valve.
Background technique
Certain product is equipped with upper floating apparatus, and floatation pod is the main component of upper floating apparatus, when certain product completes task in deep-sea,
Floating apparatus need to be gone up to be inflated to floatation pod, by product floating and emersion sea.If product at sea float after a period of time not by
Recycling needs to exhaust the gas in floatation pod, product becomes negative buoyancy force and is submerged into seabed to prevent leakage business secret.
The floating device space is small at present, and group, component are more, and design requirement floatation pod can not input electrical signal, simultaneously also
Propose stringent weight demands, it is therefore desirable to which a kind of small in size, simple and reliable mechanical exhaust valve is realized.In order to simple
Degassing function is rapidly completed, and using the characteristic of seawater itself, proposes the scheme of floatation pod one-way exhaust valve.
Summary of the invention
In order to realize the gas in quick and easy discharge floatation pod, the invention proposes a kind of floatation pod one-way exhaust valve, nothings
Any external control measure, solve the problems, such as small space small size without taking any automatically controlled measure and realizing exhaust.
The technical solution of the present invention is as follows:
A kind of floatation pod one-way exhaust valve, it is characterised in that: including valve seat (2), valve rod (5), compressed spring (4),
Etched sheet (7), clamp nut (6) and lock-screw (9)；
The valve seat (2) is hollow cylindrical structure, the hollow structure of valve seat (2) along be divided axially into corrosion chamber, seal section and
Spring construction section, wherein seal section internal diameter is minimum；Valve seat (2) lateral surface is step structure, wherein corrosion chamber lateral surface is straight
Diameter is big, and spring construction section lateral surface diameter is small；The screw thread for installation locking screw (9) is provided on corrosion chamber lateral surface wall surface
Hole；The roots level of valve seat (2) lateral surface has annular groove, for installing gasket (8)；Valve seat (2) lateral surface path section
With external screw thread, for being connect with floatation pod；
The valve rod (5) is mounted in valve seat (2) hollow structure, and the body cylindrical structure of the valve rod (5) is in sealing
In section and spring construction section, body cylindrical structure outer end has radial protrusion, has seal groove on the side wall of inner end；Compressed spring
(4) it covers in the body cylindrical structure of valve rod (5), both ends are by main body cylindrical structure radial protrusion and valve seat (2) spring construction section
Bottom surface constraint；O-ring seals (3) are installed in body cylindrical sealing structure slot, seals and cooperates with the seal section of valve seat (2)；
Valve rod (5) the body cylindrical structure inner face is concordant with valve seat (2) corrosion bottom of chamber face；Valve rod (5) main body
Cylindrical structure inner face center has nipple, is cased on nipple etched sheet (7), etched sheet (7) is in valve rod (5)
On body cylindrical structure inner face and valve seat (2) corrosion bottom of chamber face；It is also fixedly installed on nipple clamp nut (6), it is rotten
Erosion piece (7) is stuck between clamp nut (6) and valve seat (2) corrosion bottom of chamber face；
The lock-screw (9) is mounted in the threaded hole on corrosion chamber lateral surface wall surface, and lock-screw (9) head is supported
Firmly clamp nut (6).
Further preferred embodiment, a kind of floatation pod one-way exhaust valve, it is characterised in that: valve seat (2) corrosion chamber is opened
It is equipped with direction board (1) at mouthful, corrodes coated with protective film (10) at the threaded hole of chamber outer side surface.
Beneficial effect
Floatation pod proposed by the present invention uses purely mechanic mechanism with one-way exhaust valve, passes through the side of part, spring and sealing ring
Formula realizes the gas being quickly and easily discharged in floatation pod in small space, while exhaust valve is not opened when having floatation pod inflation
Function.The structural volume is small, light-weight, reliable operation, and use cost is lower.
Additional aspect and advantage of the invention will be set forth in part in the description, and will partially become from the following description
Obviously, or practice through the invention is recognized.
Detailed description of the invention
Above-mentioned and/or additional aspect of the invention and advantage will become from the description of the embodiment in conjunction with the following figures
Obviously and it is readily appreciated that, in which:
Fig. 1 one-way exhaust valve schematic diagram；
In figure: 1. direction boards；2. valve seat；3.O shape sealing ring；4. compressed spring；5. valve rod；6. clamp nut；7. etched sheet；
8. gasket；9. lock-screw；10. protective film.
Specific embodiment
The embodiment of the present invention is described below in detail, the embodiment is exemplary, it is intended to it is used to explain the present invention, and
It is not considered as limiting the invention.
As shown in Figure 1, the floatation pod one-way exhaust valve in the present embodiment, including valve seat 2, valve rod 5, compressed spring 4, corrosion
Piece 7, clamp nut 6 and lock-screw 9.
The valve seat 2 is hollow cylindrical structure, and the hollow structure edge of valve seat 2 is divided axially into corrosion chamber, seal section and spring
Construction section, wherein seal section internal diameter is minimum；2 lateral surface of valve seat is step structure, wherein corrosion chamber lateral surface diameter is big, bullet
Spring construction section lateral surface diameter is small；The threaded hole for installation locking screw 9 is provided on corrosion chamber lateral surface wall surface；Outside valve seat 2
The roots level of side has annular groove, for installing gasket 8；2 lateral surface path section of valve seat have external screw thread, for
Floatation pod connection.
The valve rod 5 is mounted in 2 hollow structure of valve seat, and the body cylindrical structure of the valve rod 5 is in seal section and bullet
In spring construction section, body cylindrical structure outer end has radial protrusion, has seal groove on the side wall of inner end；4 sets of compressed spring in valve
In the body cylindrical structure of bar 5, both ends are constrained by main body cylindrical structure radial protrusion and 2 spring construction section bottom surface of valve seat；Main body
O-ring seals 3 are installed in cylindrical structure seal groove, seals and cooperates with the seal section of valve seat 2.
The 5 body cylindrical structure inner face of valve rod is concordant with the corrosion bottom of chamber face of valve seat 2；The 5 body cylindrical knot of valve rod
Structure inner face center has nipple, etched sheet 7 is cased on nipple, etched sheet 7 is in 5 body cylindrical structure of valve rod
Inner face and valve seat 2 corrode on the face of bottom of chamber；Clamp nut 6 is also fixedly installed on nipple, etched sheet 7 is stuck in clamp nut 6
Corrode between the face of bottom of chamber with valve seat 2.
The lock-screw 9 is mounted in the threaded hole on corrosion chamber lateral surface wall surface, and 9 head of lock-screw resists flower
Nut 6.
Valve seat 2 corrodes chamber opening and is equipped with direction board 1, corrodes coated with protective film 10 at the threaded hole of chamber outer side surface.
When installation, O-ring seals 3 are installed in the seal groove of valve rod 5, and 4 sets of spring are arrived 5 body cylindrical structure of valve rod
On, valve rod 5 is penetrated in valve seat 2, etched sheet 7 is loaded on, clamp nut 6 is screwed on the nipple of valve rod 5, when 5 bottom of valve rod
After end is flushed with 2 bottom end of valve seat, the position of adjustment clamp nut 6 is fixed after being aligned with 2 hole location of valve seat with lock-screw 9.
Upper side and top protective film 10 and direction board 1 to be sticked with glue to valve seat 2.
In use, tearing direction board 1 and protective film 10, the one-way exhaust valve assembled is installed to the floatation pod of upper floating apparatus
Lower end, when upper floating apparatus is started to work, gas enters floatation pod, and upper floating apparatus floats on sea.The etched sheet 7 of one-way exhaust valve with
Contact with sea water acts on etched sheet 7 by seawater, is electrochemically reacted, the diameter of etched sheet 7 is smaller and smaller, when etched sheet 7
Diameter be less than 2 hole of valve seat diameter when, under the action of spring 4, by the valve rod 5 with O-ring seals 3 downwards release, gas from
Valve seat 2 excludes.Lock-screw is that pressure when preventing floatation pod from inflating in floatation pod is excessive, overcomes spring force by one-way exhaust valve negative side
To opening, the phenomenon that leaking air, while there is the function of preventing clamp nut from loosening.Ensure that floating apparatus completes exhaust, by product
Seabed is sunk to, the leakage of business secret is prevented, there is significant economic benefit.
Although the embodiments of the present invention has been shown and described above, it is to be understood that above-described embodiment is example
Property, it is not considered as limiting the invention, those skilled in the art are not departing from the principle of the present invention and objective
In the case where can make changes, modifications, alterations, and variations to the above described embodiments within the scope of the invention.
Claims (2)
1. a kind of floatation pod one-way exhaust valve, it is characterised in that: including valve seat (2), valve rod (5), compressed spring (4), etched sheet
(7), clamp nut (6) and lock-screw (9)；
The valve seat (2) is hollow cylindrical structure, and the hollow structure edge of valve seat (2) is divided axially into corrosion chamber, seal section and spring
Construction section, wherein seal section internal diameter is minimum；Valve seat (2) lateral surface is step structure, wherein corrosion chamber lateral surface diameter is big,
Spring construction section lateral surface diameter is small；The threaded hole for installation locking screw (9) is provided on corrosion chamber lateral surface wall surface；Valve seat
(2) roots level of lateral surface has annular groove, for installing gasket (8)；Valve seat (2) lateral surface path section has outer spiral shell
Line, for being connect with floatation pod；
The valve rod (5) is mounted in valve seat (2) hollow structure, the body cylindrical structure of the valve rod (5) be in seal section and
In spring construction section, body cylindrical structure outer end has radial protrusion, has seal groove on the side wall of inner end；Compressed spring (4) set
In the body cylindrical structure of valve rod (5), both ends by main body cylindrical structure radial protrusion and valve seat (2) spring construction section bottom surface about
Beam；O-ring seals (3) are installed in body cylindrical sealing structure slot, seals and cooperates with the seal section of valve seat (2)；
Valve rod (5) the body cylindrical structure inner face is concordant with valve seat (2) corrosion bottom of chamber face；Valve rod (5) body cylindrical
Structure inner face center has nipple, is cased on nipple etched sheet (7), etched sheet (7) is in valve rod (5) main body
On cylindrical structure inner face and valve seat (2) corrosion bottom of chamber face；Clamp nut (6), etched sheet are also fixedly installed on nipple
(7) it is stuck between clamp nut (6) and valve seat (2) corrosion bottom of chamber face；
The lock-screw (9) is mounted in the threaded hole on corrosion chamber lateral surface wall surface, and lock-screw (9) head resists flower
Nut (6).
2. a kind of floatation pod one-way exhaust valve according to claim 1, it is characterised in that: valve seat (2) corrodes chamber opening peace
Equipped with direction board (1), corrode coated with protective film (10) at the threaded hole of chamber outer side surface.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811411476.9A CN109296798A (en) | 2018-11-24 | 2018-11-24 | A kind of floatation pod one-way exhaust valve |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811411476.9A CN109296798A (en) | 2018-11-24 | 2018-11-24 | A kind of floatation pod one-way exhaust valve |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN109296798A true CN109296798A (en) | 2019-02-01 |
Family
ID=65143903
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201811411476.9A Pending CN109296798A (en) | 2018-11-24 | 2018-11-24 | A kind of floatation pod one-way exhaust valve |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN109296798A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113236837A (en) * | 2021-04-15 | 2021-08-10 | 西派集团有限公司 | Subsea tree ball valve |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2579842Y (en) * | 2002-10-29 | 2003-10-15 | 米东 | Safety multipurpose air bag capable of automatic air exhaust and reducing pressure |
| CN101870351A (en) * | 2010-06-21 | 2010-10-27 | 哈尔滨工程大学 | Deep-sea oil-pocket buoyancy regulation device |
| CN105370894A (en) * | 2014-08-31 | 2016-03-02 | 王金鹤 | Novel exhaust valve |
| CN107738738A (en) * | 2017-10-19 | 2018-02-27 | 中国船舶重工集团公司第七0五研究所 | A kind of mechanical sinking device for introducing seawater |
| CN208107243U (en) * | 2018-01-26 | 2018-11-16 | 陈玮伶 | One-way exhaust valve |
-
2018
- 2018-11-24 CN CN201811411476.9A patent/CN109296798A/en active Pending
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2579842Y (en) * | 2002-10-29 | 2003-10-15 | 米东 | Safety multipurpose air bag capable of automatic air exhaust and reducing pressure |
| CN101870351A (en) * | 2010-06-21 | 2010-10-27 | 哈尔滨工程大学 | Deep-sea oil-pocket buoyancy regulation device |
| CN105370894A (en) * | 2014-08-31 | 2016-03-02 | 王金鹤 | Novel exhaust valve |
| CN107738738A (en) * | 2017-10-19 | 2018-02-27 | 中国船舶重工集团公司第七0五研究所 | A kind of mechanical sinking device for introducing seawater |
| CN208107243U (en) * | 2018-01-26 | 2018-11-16 | 陈玮伶 | One-way exhaust valve |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113236837A (en) * | 2021-04-15 | 2021-08-10 | 西派集团有限公司 | Subsea tree ball valve |
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| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| RJ01 | Rejection of invention patent application after publication | ||
| RJ01 | Rejection of invention patent application after publication |
Application publication date: 20190201 |