CN108317261A - A kind of shut-off valve - Google Patents
A kind of shut-off valve Download PDFInfo
- Publication number
- CN108317261A CN108317261A CN201810375947.9A CN201810375947A CN108317261A CN 108317261 A CN108317261 A CN 108317261A CN 201810375947 A CN201810375947 A CN 201810375947A CN 108317261 A CN108317261 A CN 108317261A
- Authority
- CN
- China
- Prior art keywords
- valve
- connector
- flap
- valve body
- reinforcing plate
- 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
Links
Classifications
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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
- F16K1/00—Lift valves or globe valves, i.e. cut-off apparatus with closure members having at least a component of their opening and closing motion perpendicular to the closing faces
- F16K1/32—Details
- F16K1/34—Cutting-off parts, e.g. valve members, seats
- F16K1/36—Valve members
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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
- F16K1/00—Lift valves or globe valves, i.e. cut-off apparatus with closure members having at least a component of their opening and closing motion perpendicular to the closing faces
- F16K1/32—Details
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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
- F16K27/00—Construction of housing; Use of materials therefor
- F16K27/02—Construction of housing; Use of materials therefor of lift valves
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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
- F16K27/00—Construction of housing; Use of materials therefor
- F16K27/12—Covers for housings
-
- 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
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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
- F16K41/00—Spindle sealings
- F16K41/02—Spindle sealings with stuffing-box ; Sealing rings
Landscapes
- Engineering & Computer Science (AREA)
- General Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Lift Valve (AREA)
Abstract
The present invention relates to a kind of shut-off valves,Including valve body,Body base connects flap,Flap is respectively arranged on the left side and the right side connector,Ripple is equipped on the outside of connector,Connector is internally provided with silica gel ring,It is equipped with venthole at the top of connector,Gas outlet extends on the outside of valve body,It is fixed by head cover,Head cover one end is fixed on by fixing piece on valve body,Venthole is equipped with buffer board with connector intersection,Flap bottom connects two elastic seal rings,Valve rod is connected at the top of flap,Valve rod is equipped with matched valve deck,Gasket is equipped between valve deck and venthole,Valve rod away from top 1/4 be equipped with trim ring,Trim ring bonding pad layer,Packing layer bottom end connects damping spring,Matched pressure cap is equipped on the outside of trim ring and packing layer,Valve stem top connects matched handwheel,It is fixed by reinforcing plate between valve body and valve deck,Reinforcing plate both ends are connected by outer-hexagonal nut,Dottle pin is equipped between outer-hexagonal nut and reinforcing plate.Leakproofness of the present invention is strong, long lifespan.
Description
Technical field
Present invention relates particularly to a kind of shut-off valves.
Background technology
Shut-off valve is that a kind of essential valve is generally disappeared by vast since its is applied widely in the modern life
The welcome of the person of expense, especially under pressure or hyperbaric environment, but due to present technical merit, make it in long-term hyperbaric environment
Lower use, vibration cause it is unstable, easily it is cracking, abrasion, shorten the working life.
Invention content
It is an object of the invention to a kind of shut-off valves, to solve existing technical problem.
To achieve the above object, the present invention provides the following technical solutions：A kind of shut-off valve, including valve body, body base connect
Flap is connect, flap is respectively arranged on the left side and the right side connector, ripple is equipped on the outside of connector, and connector is internally provided with silica gel ring, even
Venthole is equipped at the top of interface, gas outlet extends on the outside of valve body, fixed by head cover, head cover one end is fixed by fixing piece
In on valve body, venthole is equipped with buffer board with connector intersection, and flap bottom connects two elastic seal rings, connects at the top of flap
Connect valve rod, valve rod is equipped with matched valve deck, is equipped with gasket between valve deck and venthole, and valve rod at top 1/4 away from setting
There are trim ring, trim ring bonding pad layer, packing layer bottom end to connect damping spring, be equipped on the outside of trim ring and packing layer matched
Pressure cap, valve stem top connect matched handwheel, are fixed by reinforcing plate between valve body and valve deck, and reinforcing plate both ends pass through
Outer-hexagonal nut connects, and dottle pin is equipped between outer-hexagonal nut and reinforcing plate.
Further improvement of the present invention is：The protrusion inside screw thread, with valve deck is equipped at stem bottom 1/3 to match.
Further improvement of the present invention is：Connector includes inlet and outlet, and import is higher by 1-2cm compared with outlet height,
Import end is 45-60 ° in horizontal plane angle, and outlet ends are 30-45 ° in horizontal plane angle, and inlet and outlet end is turned round
Place is equipped with reinforcing rib.
Further improvement of the present invention is：Packing layer is mixed using asbestos, graphite, soft graphite and polytetrafluoroethylene (PTFE) compacting
It closes.
Further improvement of the present invention is：Valve body and valve deck use carbon steel or chromium NiTi stainless steel, valve rod to use chromium
Stainless steel or chromium NiTi stainless steel, reinforcing plate use built-up welding ferrous alloy or the hard based alloy of built-up welding.
Compared with prior art, the beneficial effects of the invention are as follows：
The configuration of the present invention is simple, it is at low cost, by various stainless steels and alloy material, anti-pressure ability is improved, buffer board is passed through
It uses, the impact relieved stress, extending structure service life, impact force is alleviated in the use of reinforcing rib, improves shock resistance effect, subtracts
Good buffer effect is shaken, stability is strong, and sealing ring, gasket or dottle pin are added between each component, enhances leakproofness, passes through packing layer
Use be effectively thermally shielded, reduce friction ratio, reduce abrasion, the vibration that hyperbar is brought is effectively relieved in damping spring, ensures
The stability of structure.
Description of the drawings：
Fig. 1：The structural schematic diagram of the present invention；
Figure label：1- valve bodies, 2- flaps, 3- connectors, 31- silica gel rings, the outlets 32-, 33- imports, 34- reinforcing ribs, 4- go out
Stomata, 41- head covers, 42- fixing pieces, 5- buffer boards, 6- elastic seal rings, 7- valve rods, 8- valve decks, 9- gaskets, 10- trim rings, 11-
Packing layer, 12- pressure caps, 13- handwheels, 14- reinforcing plates, 15- outer-hexagonal nuts, 16- dottle pins, 17- damping springs.
Specific implementation mode
Following will be combined with the drawings in the embodiments of the present invention, and technical solution in the embodiment of the present invention carries out clear, complete
Site preparation describes, it is clear that described embodiment is only a part of the embodiment of the present invention, instead of all the embodiments.Based on this
Embodiment in invention, every other reality obtained by those of ordinary skill in the art without making creative efforts
Example is applied, shall fall within the protection scope of the present invention.
The present invention provides a kind of technical solution：
A kind of shut-off valve, including valve body 1,1 bottom of valve body connect flap 2, and flap 2 is respectively arranged on the left side and the right side connector 3, connect
3 outside of mouth is equipped with ripple, and connector 3 is internally provided with silica gel ring 31, improves the sealing performance of connector, and connector 3 includes import
33 are higher by 1-2cm with outlet 32, relatively 32 height of outlet of import 33, and 33 end of import is 45-60 ° in horizontal plane angle, exports 32
End is 30-45 ° in horizontal plane angle, and import 33 and 32 end corners of outlet are equipped with reinforcing rib 34, and pressure is effectively relieved
Impact increases the service life, improves stability, and 3 top of connector is equipped with venthole 4, and gas outlet 4 extends to 1 outside of valve body, leads to
The fixation of head cover 41 is crossed, 41 one end of head cover is fixed on by fixing piece 42 on valve body 1, and dust can not only be reduced, moreover it is possible to effectively be carried out
The protection of gas outlet improves safety, and when pressure is not high, gas outlet is fixed by head cover, will not be revealed, hypertonia
When, air pressure inside is washed away by gas outlet, is jacked up head cover and is exhausted, inside is promoted to reach balance, venthole 4 with connect
3 intersections of mouth are equipped with buffer board 5, reduce vibration, improve buffering effect, 2 bottom of flap connection, two elastic seal rings 6, sealing
Effect is good, and usage time is long, and 2 top of flap connects valve rod 7, and valve rod 7 uses straight-chromiun stainless steel or chromium NiTi stainless steel, anti-pressure ability
By force, antiseptic and rustproof, it is equipped with the protrusion inside screw thread, with valve deck 8 at 7 bottom 1/3 of valve rod and matches, valve rod 7 is equipped with phase therewith
Matched valve deck 8, is equipped with gasket 9 between valve deck 8 and venthole 5, valve rod 7 is connected away from trim ring 10, trim ring 10 is equipped at top 1/4
Packing layer 11, packing layer 11 are mixed using asbestos, graphite, soft graphite and polytetrafluoroethylene (PTFE) compacting, are effectively thermally shielded,
Friction ratio is reduced, abrasion is reduced, 11 bottom end of packing layer connects damping spring 17, and trim ring 10 and 11 outside of packing layer are equipped with phase therewith
Matched pressure cap 12,7 top of valve rod connect matched handwheel 13, and valve body 1 and valve deck 8 use carbon steel or chromium NiTi not
Become rusty steel, is fixed by reinforcing plate 14 between valve body 1 and valve deck 8, and reinforcing plate 14 uses built-up welding ferrous alloy or the hard based alloy of built-up welding,
14 both ends of reinforcing plate are connected by outer-hexagonal nut 15, and dottle pin 16 is equipped between outer-hexagonal nut 15 and reinforcing plate 14, and enhancing is close
Sealing property.
It although an embodiment of the present invention has been shown and described, for the ordinary skill in the art, can be with
Understanding without departing from the principles and spirit of the present invention can carry out these embodiments a variety of variations, modification, replace
And modification, the scope of the present invention is defined by the appended.
Claims (5)
1. a kind of shut-off valve, including valve body（1）, it is characterised in that：The valve body（1）Bottom connects flap（2）, the flap
（2）It is respectively arranged on the left side and the right side connector（3）, the connector（3）Outside is equipped with ripple, the connector（3）It is internally provided with
Silica gel ring（31）, the connector（3）Top is equipped with venthole（4）, the gas outlet（4）Extend to valve body（1）Outside leads to
Cross head cover（41）It is fixed, the head cover（41）One end passes through fixing piece（42）It is fixed on valve body（1）On, the venthole（4）With
Connector（3）Intersection is equipped with buffer board（5）, the flap（2）Bottom connects two elastic seal rings（6）, the flap（2）
Top connects valve rod（7）, the valve rod（7）It is equipped with matched valve deck（8）, the valve deck（8）With venthole（5）It
Between be equipped with gasket（9）, the valve rod（7）Away from top 1/4 be equipped with trim ring（10）, the trim ring（10）Bonding pad layer（11）,
Described filler layer（11）Bottom end connects damping spring（17）, the trim ring（10）And packing layer（11）Outside is equipped with matched
Pressure cap（12）, the valve rod（7）Top connects matched handwheel（13）, the valve body（1）With valve deck（8）Between lead to
Cross reinforcing plate（14）It is fixed, the reinforcing plate（14）Both ends pass through outer-hexagonal nut（15）Connection, the outer-hexagonal nut（15）
With reinforcing plate（14）Between be equipped with dottle pin（16）.
2. a kind of shut-off valve according to claim 1, it is characterised in that：The connector（3）Including import（33）With go out
Mouthful（32）, the import（33）Compared with outlet（32）Height is higher by 1-2cm, the import（33）End is 45- in horizontal plane angle
60 °, the outlet（32）End is 30-45 ° in horizontal plane angle, import（33）The outlet and（32）End corner, which is equipped with, to be reinforced
Muscle（34）.
3. a kind of shut-off valve according to claim 1, it is characterised in that：The valve rod（7）Screw thread is equipped at bottom 1/3,
With valve deck（8）Internal protrusion matches.
4. a kind of shut-off valve according to claim 1, it is characterised in that：Described filler layer（11）Using asbestos, graphite, soft
Property graphite and polytetrafluoroethylene (PTFE) compacting mix.
5. a kind of shut-off valve according to claim 1, it is characterised in that：The valve body（1）And valve deck（8）Using carbon steel
Or chromium NiTi stainless steel, the valve rod（7）Using straight-chromiun stainless steel or chromium NiTi stainless steel, the reinforcing plate（14）Using heap soldering iron
Based alloy or the hard based alloy of built-up welding.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810375947.9A CN108317261A (en) | 2018-04-25 | 2018-04-25 | A kind of shut-off valve |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810375947.9A CN108317261A (en) | 2018-04-25 | 2018-04-25 | A kind of shut-off valve |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN108317261A true CN108317261A (en) | 2018-07-24 |
Family
ID=62894526
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201810375947.9A Pending CN108317261A (en) | 2018-04-25 | 2018-04-25 | A kind of shut-off valve |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN108317261A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109667938A (en) * | 2019-02-17 | 2019-04-23 | 吴小戈 | A kind of shut-off valve |
Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN201461964U (en) * | 2009-08-18 | 2010-05-12 | 西安核设备有限公司革新阀门厂 | High-pressure bellows stop valve |
| CN203477339U (en) * | 2013-08-27 | 2014-03-12 | 北科阀门制造有限公司 | Antibiotic stop valve |
| CN205618679U (en) * | 2016-05-16 | 2016-10-05 | 天津江河弘元环境技术研究有限公司 | Valve rod formula two pass seals stop valve with many gaskets |
| CN106122502A (en) * | 2016-08-29 | 2016-11-16 | 江苏明汇阀门有限公司 | Bellows stop valve special for chlorine |
| CN205896189U (en) * | 2016-07-18 | 2017-01-18 | 纽威阀门有限公司 | Stop valve |
| CN205896190U (en) * | 2016-07-18 | 2017-01-18 | 纽威阀门有限公司 | Button stop valve with pressure release function |
| CN107642627A (en) * | 2016-07-21 | 2018-01-30 | 纽威阀门有限公司 | A kind of stop valve for being capable of pressure release |
| CN208587512U (en) * | 2018-04-25 | 2019-03-08 | 马鞍山市中天机械制造安装有限公司 | A kind of shut-off valve |
-
2018
- 2018-04-25 CN CN201810375947.9A patent/CN108317261A/en active Pending
Patent Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN201461964U (en) * | 2009-08-18 | 2010-05-12 | 西安核设备有限公司革新阀门厂 | High-pressure bellows stop valve |
| CN203477339U (en) * | 2013-08-27 | 2014-03-12 | 北科阀门制造有限公司 | Antibiotic stop valve |
| CN205618679U (en) * | 2016-05-16 | 2016-10-05 | 天津江河弘元环境技术研究有限公司 | Valve rod formula two pass seals stop valve with many gaskets |
| CN205896189U (en) * | 2016-07-18 | 2017-01-18 | 纽威阀门有限公司 | Stop valve |
| CN205896190U (en) * | 2016-07-18 | 2017-01-18 | 纽威阀门有限公司 | Button stop valve with pressure release function |
| CN107642627A (en) * | 2016-07-21 | 2018-01-30 | 纽威阀门有限公司 | A kind of stop valve for being capable of pressure release |
| CN106122502A (en) * | 2016-08-29 | 2016-11-16 | 江苏明汇阀门有限公司 | Bellows stop valve special for chlorine |
| CN208587512U (en) * | 2018-04-25 | 2019-03-08 | 马鞍山市中天机械制造安装有限公司 | A kind of shut-off valve |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109667938A (en) * | 2019-02-17 | 2019-04-23 | 吴小戈 | A kind of shut-off valve |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| 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 |
Application publication date: 20180724 |
|
| RJ01 | Rejection of invention patent application after publication |