CN106641326A - Valve device having anti-corrosion function - Google Patents
Valve device having anti-corrosion function Download PDFInfo
- Publication number
- CN106641326A CN106641326A CN201611148068.XA CN201611148068A CN106641326A CN 106641326 A CN106641326 A CN 106641326A CN 201611148068 A CN201611148068 A CN 201611148068A CN 106641326 A CN106641326 A CN 106641326A
- Authority
- CN
- China
- Prior art keywords
- valve
- elevating lever
- valve seat
- barrier device
- resilient
- 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.)
- Granted
Links
- 238000005260 corrosion Methods 0.000 title claims abstract description 22
- 230000003028 elevating effect Effects 0.000 claims description 64
- 238000007789 sealing Methods 0.000 claims description 34
- 230000004888 barrier function Effects 0.000 claims description 31
- 125000006850 spacer group Chemical group 0.000 claims description 22
- 230000007704 transition Effects 0.000 claims description 22
- 230000007797 corrosion Effects 0.000 claims description 20
- 229910000831 Steel Inorganic materials 0.000 claims description 17
- 239000010959 steel Substances 0.000 claims description 17
- 230000005489 elastic deformation Effects 0.000 claims description 3
- 230000011218 segmentation Effects 0.000 claims description 3
- 239000007787 solid Substances 0.000 claims description 2
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 abstract description 13
- 230000002035 prolonged effect Effects 0.000 abstract 1
- 239000010687 lubricating oil Substances 0.000 description 3
- 230000032683 aging Effects 0.000 description 2
- 238000005516 engineering process Methods 0.000 description 2
- 239000000463 material Substances 0.000 description 2
- 229910001374 Invar Inorganic materials 0.000 description 1
- 230000002411 adverse Effects 0.000 description 1
- 230000003628 erosive effect Effects 0.000 description 1
- 238000005530 etching Methods 0.000 description 1
- 239000012530 fluid Substances 0.000 description 1
- 239000012535 impurity Substances 0.000 description 1
- 230000007774 longterm Effects 0.000 description 1
- 238000005192 partition Methods 0.000 description 1
- 238000000926 separation method Methods 0.000 description 1
- 230000000087 stabilizing effect Effects 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
- F16K7/00—Diaphragm valves or cut-off apparatus, e.g. with a member deformed, but not moved bodily, to close the passage ; Pinch valves
- F16K7/12—Diaphragm valves or cut-off apparatus, e.g. with a member deformed, but not moved bodily, to close the passage ; Pinch valves with flat, dished, or bowl-shaped diaphragm
Landscapes
- Engineering & Computer Science (AREA)
- General Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Lift Valve (AREA)
- Details Of Valves (AREA)
- Mechanically-Actuated Valves (AREA)
Abstract
The invention belongs to the technical field of water flow control valves, aims at solving the problem that an existing stop valve is connected with a screw thread and is easily corroded due to direct contact with a medium and provides a valve device having an anti-corrosion function. The valve device comprises a valve rod and a valve seat, wherein the inner cavity of the valve seat is divided into an upper cavity and a lower cavity which are mutually independent and sealed through a transversely-arranged elastic separating device, the valve rod comprises a lifting rod and a valve flap and valve lifting rod which are coaxial and sectioned, the lifting rod is vertically arranged on the upper cavity of the valve seat and is connected with the elastic separating device to form a rotating pair, the valve flap and valve lifting rod is vertically arranged in the lower cavity of the valve seat, the outer side face of the elastic separating device is fixedly connected with the valve seat, and the valve flap and valve lifting rod vertically moves with the lifting rod through deformation of the elastic separating device. The inner cavity of the valve is divided into the two cavities which are vertically independent and sealed by utilizing the elastic separating device, a medium flows in the lower cavity of the valve seat, the problem that the valve rod of the valve is corroded by the medium is solved fundamentally, and the service life of the valve is prolonged.
Description
Technical field
The invention belongs to control the valve technology field of current, and in particular to a kind of dress of the valve with corrosion proof function
Put.
Background technology
Valve is the control unit in fluid delivery system, with cut-off, regulation, water conservancy diversion, prevents adverse current, voltage stabilizing, shunting
Or the function such as overflow pressure relief.Show valvular valve rod with sealing ring because directly contacting with medium, under the long term of medium,
Corrosion and ageing can be caused, the sealing of valve is affected, the service life of valve is reduced.Especially valve applies to corrosivity Jie
It is particularly evident with the corrosive wear of sealing ring to valve rod during the more environment of matter environment or impurity, it is the corruption for solving valve
Erosion wear problem, the solution for adopting at present can be increased valve and be used into using the material of anticorrosive wear-resistant, but which
This, and can not fundamentally prevent the problem caused because of corrosion and ageing.
The content of the invention
The present invention in order to solve existing stop valve thread because with physical contact between media, easily cause the problem of corrosion,
And then there is provided a kind of valving with corrosion proof function.
The present invention is adopted the following technical scheme that：
A kind of valving with corrosion proof function, including valve rod and valve seat, the bullet that the valve base cavity passes through horizontally set
Property separating device be divided into the cavity up and down of separate sealing, valve rod includes the coaxial, elevating lever of segmentation and N disc valves lifting
Bar, elevating lever vertically is connected located at valve seat epicoele and with resilient barrier device upper surface central vertical to form rotation pair, flap valve
Door elevating lever is vertically connected located at valve seat cavity of resorption and with resilient barrier device lower surface central vertical, the outside of resilient barrier device
Face is fixedly connected with valve seat, and N disc valves elevating lever is moved up and down by the deformation of resilient barrier device with elevating lever.
The elevating lever is connected by transition piece with resilient barrier device, and blind hole form is provided with transition piece
Draw-in groove, the bottom of elevating lever is inverted T-type structure, and the inverted T shape bottom of elevating lever is installed in draw-in groove and can rotate relative to draw-in groove.
Closure stroke of the vertical limit amount of elastic deformation of the resilient barrier device more than N disc valves elevating lever.
The resilient barrier device is the resilient spacer of one chip, and transition piece is fixedly connected on the upper end of resilient spacer
Face center, N disc valves elevating lever top is vertical with the lower surface center of resilient spacer to be fixedly connected, the outboard end of resilient spacer
It is bolted to connection with valve seat.
The resilient spacer is made of that have rubber.
The resilient barrier device is the resilient spacer structure of multiple-piece, is superimposed including the formula that from top to bottom contacts with each other and straight
If the dried layer steel disc that footpath successively increases, transition piece is fixedly connected on the upper surface center of top layer steel disc, under bottom steel disc
Side is provided with elastic sealing gasket, and steel disc and elastic sealing gasket are installed vertically on N disc valves elevating lever, outside elastic sealing gasket
Side is bolted to connection with valve seat.
The resilient barrier device is telescopic joint, and transition piece is fixedly connected on the upper surface center of telescopic joint, flap
Valve elevating lever top is vertical with the lower surface center of telescopic joint to be fixedly connected, and the outboard end of telescopic joint is solid by bolt with valve seat
Fixed connection.
The resilient barrier device is elastic pressure-bearing net, and transition piece is fixedly connected in the upper surface of elastic pressure-bearing net
The heart, is provided with elastic sealing gasket below elastic pressure-bearing net, elastic pressure-bearing net and elastic sealing gasket outboard end pass through spiral shell with valve seat
Bolt is fixedly connected.
The present invention has the advantages that：
1st, valve cavity is divided into independent, sealing two parts cavity up and down by the present invention using resilient barrier device, by valve
Original screw thread, potted component etc. are located at valve seat epicoele, and medium flows in valve seat cavity of resorption, fundamentally solves medium pair
Valve rod（Especially screwed connection part）Etching problem, can effectively prevent valve because thread segment corrosion caused by run, emit,
Drop, the problem of leakage improves the service life of valve；
2nd, lubricating oil can be added in valve epicoele of the invention, valve is solved and do not operated ossified, the operation spirit that also will not get rusty for a long time
Live freely；The reason for existing valve can not add lubricating oil, one is that medium can be polluted, and two is that valve cavity pressure is larger,
It is not easy to add lubricating oil；
3rd, because the valve upper and lower cavity of the present invention is separate, it is not necessary to install the sealing ring of former valve rod junction again.
Description of the drawings
Fig. 1 is view when resilient spacer is not deformed upon in embodiment 1；
Fig. 2,3 be respectively embodiment 1 in elevating levers above carry and push after view；
Fig. 4 is view when elastic sealing gasket is not deformed upon in embodiment 2；
Fig. 5 be embodiment 2 in elevating lever above carry after view；
Fig. 6 is view when telescopic joint is not deformed upon in embodiment 3；
Fig. 7,8 be respectively embodiment 3 in elevating lever above carry and push after view；
Fig. 9 is view when elastic pressure-bearing net is not deformed upon in embodiment 4；
Figure 10,11 be respectively embodiment 4 in elevating lever above carry and push after view；
Figure 12,13 for elastic pressure-bearing net structural representation；
Figure 14 is existing valve（Stop valve, gate valve etc.）The structural representation of device（A is the improvement part of the present invention in figure）；
In figure：1- thread segments, 2- elevating levers, 3- resilient spacers, 4- valve seats, 5- N disc valves elevating levers, 6- water inlets, 7- transition
Connector, 8- media, 9- steel discs, 10- elastic sealing gaskets, 11- telescopic joints, 12- elasticity pressure-bearing nets.
Specific embodiment
With reference to accompanying drawing, the specific embodiment of the present invention is described further：
In order to solve the screwed connection part of valve easily by dielectric corrosion, the problem of sealing effectiveness is affected, the invention provides
A kind of valving with corrosion proof function, including valve rod and valve seat, the valve base cavity is by the elasticity of horizontally set point
It is divided into the cavity up and down of separate sealing every device, valve rod includes the coaxial, elevating lever of segmentation and N disc valves elevating lever,
Elevating lever vertically is connected located at valve seat epicoele and with resilient barrier device upper surface central vertical to form rotation pair, N disc valves liter
Drop bar vertically located at valve seat cavity of resorption and be connected with resilient barrier device lower surface central vertical, the lateral surface of resilient barrier device and
Valve seat is fixedly connected, and N disc valves elevating lever is moved up and down by the deformation of resilient barrier device with elevating lever.
The elevating lever is connected by transition piece with resilient barrier device, and blind hole form is provided with transition piece
Draw-in groove, the bottom of elevating lever is inverted T-type structure, and the inverted T shape bottom of elevating lever is installed in draw-in groove and can rotate relative to draw-in groove.
The operation principle of the present invention is the cavity that valve base cavity is divided into separate sealing by separating device, and
Separating device is elastic component, and when the elevating lever for reversing upper cavity is above carried, elevating lever drives separating device to produce deformation and moves upwards
It is dynamic, and then separating device drives the water inlet of shifting on N disc valves elevating lever, valve to open, medium enters into the cavity of resorption of valve seat
Row circulation, realizes that cut-off, circulation of valve etc. are acted on, because the upper and lower cavity of valve seat is separate, sealing, during flow of media not
Can contact with the threaded connection section of elevating lever, valve seat, serve corrosion-resisting function.
The vertical limit amount of elastic deformation of the resilient barrier device is more than the closure stroke of N disc valves elevating lever, elasticity
Device can fully meet effective closure of valve seat water inlet, and elastic device can adopt the rubber of the material of similar automobile tire.
The lateral surface of resilient barrier device is connected with valve seat for fixing seal formula, can play complete between valve seat upper and lower cavity
Sealed separation.
Wherein, the various structures of separating device, can specifically adopt following several ways：
Embodiment 1
As shown in figure 1, separating device adopts the resilient spacer of one chip, transition piece 7 to be fixedly connected on the upper of resilient spacer 3
End face center, the top of N disc valves elevating lever 5 is vertical with the lower surface center of resilient spacer 3 to be fixedly connected, outside resilient spacer 3
Side is bolted to connection with valve seat 4.
When rotation above carries elevating lever, drive in resilient spacer and carry in the heart, partition is deformed upon, while resilient spacer is above carried
Make N disc valves elevating lever so as to separate with the water inlet of valve seat, make flow of media, as shown in Figure 2；In the same manner, elevating lever is pushed,
Make N disc valves elevating lever block the water inlet of valve seat, close the circulation of medium, as shown in Figure 3.During valve working, medium is all the time
In the cavity flowing of resilient spacer lower section, will not contact with the threaded connection section of elevating lever, can effectively prevent medium to elevating lever
Corrosion, it is ensured that the sealing and Operational Figure Of Merit during valve use.
Embodiment 2
As shown in figure 4, resilient spacer structure of the separating device using multiple-piece, is superimposed and straight including the formula that from top to bottom contacts with each other
If the dried layer steel disc 9 that footpath successively increases, transition piece 7 is fixedly connected on the upper surface center of top layer steel disc 9, bottom steel disc 9
Lower section be provided with elastic sealing gasket 10, steel disc 9 and elastic sealing gasket 10 are installed vertically on N disc valves elevating lever 5, elasticity
The outboard end of sealing gasket 10 is bolted to connection with valve seat 4, and Fig. 4 devices represent the closure valve seat water inlet of N disc valves elevating lever
Mouthful.
When carrying elevating lever in rotation, transition piece drives and moved on steel disc, and then deforms upon elastic sealing gasket, makes valve
Flap valve elevating lever is separated with the water inlet of valve seat, makes flow of media, as shown in Figure 5.Between invar piece for be overlapped mutually and under
The steel side of layer when above carrying, is overlapped mutually extruding with diameter greater than the steel disc diameter of adjacent upper between steel disc, and is entered by sealing gasket
Row sealing, can effectively ensure that the sealing effectiveness to valve seat epicoele.
Embodiment 3
As shown in fig. 6, separating device adopts telescopic joint, transition piece 7 to be fixedly connected on the upper surface center of telescopic joint 11, valve
The top of flap valve elevating lever 5 is vertical with the lower surface center of telescopic joint 8 to be fixedly connected, and outboard end and the valve seat 4 of telescopic joint 8 pass through
Bolt is fixedly connected.
When carrying elevating lever in rotation, drive flexible deforming upon to be pulled up by transition piece, and then make flap valve
Door elevating lever is separated with the water inlet of valve seat, makes flow of media, as shown in Figure 7.In the same manner, when rotation pushes elevating lever, stretch and send out
Raw deformation is stretched downwards, makes N disc valves elevating lever block the water inlet of valve seat, as shown in Figure 8.
Embodiment 4
As shown in figure 9, the resilient barrier device is elastic pressure-bearing net 12, transition piece 7 is fixedly connected on elastic pressure-bearing net
12 upper surface center, the lower section of elastic pressure-bearing net 12 is provided with elastic sealing gasket 10, elastic pressure-bearing net 12 and elastic sealing gasket 10
Outboard end is bolted to connection with valve seat 4.The structure of elastic pressure-bearing net 12 as shown in Figure 12,13, elastic pressure-bearing net
Center can opposing outer person move up and down.
When carrying elevating lever in rotation, by moving in the heart in transition piece band dynamic elasticity pressure-bearing net, and then N disc valves are made
Elevating lever is separated with the water inlet of valve seat, makes flow of media, as shown in Figure 10.In the same manner, when rotation pushes elevating lever, flap valve is made
Door elevating lever closure valve seat water inlet, as shown in figure 11.
The present invention is by resilient barrier device by dielectric separates in valve seat cavity of resorption, it is to avoid medium is threadedly coupled with elevating lever
Section directly contact causes corrosion, it is ensured that the sealing effectiveness of valve, improves the service life of valve.
Claims (8)
1. a kind of valving with corrosion proof function, including valve rod and valve seat（4）, it is characterised in that：The valve seat（4）It is interior
Chamber is divided into the cavity up and down of separate sealing by the resilient barrier device of horizontally set, and valve rod includes the liter of coaxial segmentation
Drop bar（2）With N disc valves elevating lever（5）, elevating lever（2）Vertically it is located at valve seat（4）Epicoele and with resilient barrier device upper surface
Central vertical connects to form rotation pair, N disc valves elevating lever（5）Vertically it is located at valve seat（4）Cavity of resorption and with resilient barrier device under
End face central vertical connects, the lateral surface and valve seat of resilient barrier device（4）It is fixedly connected, N disc valves elevating lever（5）Pass through
The deformation of resilient barrier device is with elevating lever（2）Move up and down.
2. the valving with corrosion proof function according to claim 1, it is characterised in that：The elevating lever（2）It is logical
Cross transition piece（7）It is connected with resilient barrier device, transition piece（7）Inside it is provided with the draw-in groove of blind hole form, elevating lever（2）
Bottom be inverted T-type structure, elevating lever（2）Inverted T shape bottom be installed in draw-in groove（7）The relative draw-in groove of interior and energy（7）Rotate.
3. the valving with corrosion proof function according to claim 2, it is characterised in that：The resilient barrier device
Vertical limit amount of elastic deformation be more than N disc valves elevating lever（5）Closure stroke.
4. the valving with corrosion proof function according to claim 3, it is characterised in that：The resilient barrier device
For the resilient spacer of one chip（3）, transition piece（7）It is fixedly connected on resilient spacer（3）Upper surface center, N disc valves
Elevating lever（5）Top and resilient spacer（3）Lower surface center be vertically fixedly connected, resilient spacer（3）Outboard end and valve seat
（4）It is bolted to connection.
5. the valving with corrosion proof function according to claim 4, it is characterised in that：The resilient spacer（3）
It is made of have rubber.
6. the valving with corrosion proof function according to claim 3, it is characterised in that：The resilient barrier device
For the resilient spacer structure of multiple-piece, if the dried layer steel disc successively increased including from top to bottom contact with each other formula superposition and diameter
（9）, transition piece（7）It is fixedly connected on top layer steel disc（9）Upper surface center, bottom steel disc（9）Lower section be provided with elasticity
Sealing gasket（10）, steel disc（9）And elastic sealing gasket（10）It is installed vertically on N disc valves elevating lever（5）On, elastic sealing gasket
（10）Outboard end and valve seat（4）It is bolted to connection.
7. the valving with corrosion proof function according to claim 3, it is characterised in that：The resilient barrier device
For telescopic joint（11）, transition piece（7）It is fixedly connected on telescopic joint（11）Upper surface center, N disc valves elevating lever（5）
Top and telescopic joint（8）Lower surface center be vertically fixedly connected, telescopic joint（8）Outboard end and valve seat（4）It is solid by bolt
Fixed connection.
8. the valving with corrosion proof function according to claim 3, it is characterised in that：The resilient barrier device
For elastic pressure-bearing net（12）, transition piece（7）It is fixedly connected on elastic pressure-bearing net（12）Upper surface center, elastic pressure-bearing net
（12）Lower section be provided with elastic sealing gasket（10）, elastic pressure-bearing net（12）And elastic sealing gasket（10）Outboard end is and valve seat（4）
It is bolted to connection.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201611148068.XA CN106641326B (en) | 2016-12-13 | 2016-12-13 | Valve device with anti-corrosion function |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201611148068.XA CN106641326B (en) | 2016-12-13 | 2016-12-13 | Valve device with anti-corrosion function |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN106641326A true CN106641326A (en) | 2017-05-10 |
| CN106641326B CN106641326B (en) | 2020-02-18 |
Family
ID=58825904
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201611148068.XA Active CN106641326B (en) | 2016-12-13 | 2016-12-13 | Valve device with anti-corrosion function |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN106641326B (en) |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH0932953A (en) * | 1995-07-20 | 1997-02-07 | Taimei Kinzoku Kogyo Kk | Gas diffusion valve |
| CN2463624Y (en) * | 2001-02-12 | 2001-12-05 | 周世友 | Leakless valve |
| CN104179987A (en) * | 2014-07-27 | 2014-12-03 | 成都国光电子仪表有限责任公司 | Natural gas flow regulating valve with multiple gas inlet positions |
| CN204533600U (en) * | 2015-02-15 | 2015-08-05 | 浙江工力阀门铸造有限公司 | A kind of flow control valve |
| CN206290753U (en) * | 2016-12-13 | 2017-06-30 | 王六十一 | A kind of valving with corrosion proof function |
-
2016
- 2016-12-13 CN CN201611148068.XA patent/CN106641326B/en active Active
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH0932953A (en) * | 1995-07-20 | 1997-02-07 | Taimei Kinzoku Kogyo Kk | Gas diffusion valve |
| CN2463624Y (en) * | 2001-02-12 | 2001-12-05 | 周世友 | Leakless valve |
| CN104179987A (en) * | 2014-07-27 | 2014-12-03 | 成都国光电子仪表有限责任公司 | Natural gas flow regulating valve with multiple gas inlet positions |
| CN204533600U (en) * | 2015-02-15 | 2015-08-05 | 浙江工力阀门铸造有限公司 | A kind of flow control valve |
| CN206290753U (en) * | 2016-12-13 | 2017-06-30 | 王六十一 | A kind of valving with corrosion proof function |
Also Published As
| Publication number | Publication date |
|---|---|
| CN106641326B (en) | 2020-02-18 |
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| TA01 | Transfer of patent application right |
Effective date of registration: 20200114 Address after: 030006 No.47, No.38, Gongye Road, Taiyuan Xuefu Park, Shanxi comprehensive reform demonstration zone, Taiyuan City, Shanxi Province Applicant after: Taiyuan Kunhang IOT Technology Co., Ltd Address before: Jia Jie Cun Xin Jie Nan Lu, Xiaodian District in Shanxi Province, Taiyuan City, 030030 Lane five, 1 Applicant before: Wang Liushiyi |
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