CN201925546U - Dynamic balance adjusting valve - Google Patents
Dynamic balance adjusting valve Download PDFInfo
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- CN201925546U CN201925546U CN2010207001888U CN201020700188U CN201925546U CN 201925546 U CN201925546 U CN 201925546U CN 2010207001888 U CN2010207001888 U CN 2010207001888U CN 201020700188 U CN201020700188 U CN 201020700188U CN 201925546 U CN201925546 U CN 201925546U
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Abstract
A dynamic balance adjusting valve comprises a valve upper cover which is arranged above the valve, a lower valve body which is arranged below the valve, an upper valve body which is arranged between and fixedly connected with the valve upper cover and the lower valve body, a valve drive, as well as a flow rate adjusting unit and a flow rate balancing unit which are perpendicular to and concentric with the upper and lower covers, wherein the flow rate balancing unit is arranged at the lower part of the flow rate adjusting unit. The valve upper cover is characterized in that the flow rate adjusting unit is adjacent to the fluid inlet of the valve body and integrated with the upper valve body by adopting a linear motion adjusting structure. The dynamic balance adjusting valve adopts an unique integral design, integrates valve dynamic flow rate balancing and flow rate adjusting functions, has the characteristics of compact structure, large flow capacity, high control precision, wide operating differential pressure range, conveniences for assembly and maintenance, long service life and low manufacturing cost, and is applicable to industries such as a central air conditioning water system, a municipal supply water network, petroleum, chemical industry, and the like.
Description
Technical field
The utility model relates to a kind of valve of control flow rate, more particularly, relates to a kind of transient equiliblium modulating valve.
Background technique
In the different journey pipe network of fluid transmission ﹠ distribution flow-changing water system, the resistance of often only considering index circuit during actual design calculates, when the available pressure head of system's least favorable node was guaranteed, the effect pressure head of other node may cause the hydraulic misadjustment of system much larger than design load.Also can cause moving flow off-design value and the type selecting of water pump is excessive or improper, the result of pipe network water force unbalance causes the increase of a large amount of wastes of the energy, running noises and the shortening of service life of equipment.The regulating valve of existing fluid transmission and distribution network end use application does not generally have the function of the fluid flow that flows through valve being carried out the transient equiliblium adjusting, in case the pressure of system fluctuates, the water flow that flows through valve will change thereupon, cause the too high or too low for temperature of heating/refrigeration space, cause the waste of the energy, this variation also can cause the imbalance of each regional water system.In order to alleviate or to eliminate this pipe network energy imbalance, need constantly debug system, not only trouble expends the plenty of time, the more important thing is that this adjusting lags behind, and there is energy imbalance constantly in consequently actual using system.The engineering that has is used the problem of using the flow setting type equilibrium valve to solve hydraulic misadjustment, but just is very limited when flow system flow need be regulated, has only the valve of replacing just can deal with problems, so exploitation adjustable type equilibrium valve is imperative.
There is the price height in present domestic transient equiliblium modulating valve, and product operating pressure differential scope is little, the shortcoming that flow control accuracy is low, and have serious vibrating noise, can't satisfy the needs of actual engineering.From product structure, these products all are simply flow balance valve and modulating valve to be combined, and the resistance coefficient of valve is very big, and structure is also very big, and it is all very big to turn-off required power value and final controlling element electric power, is unfavorable for the engineering practical application.
Summary of the invention
The technical problems to be solved in the utility model is intended to overcome the deficiency of above-mentioned prior art, provide that a kind of resistance coefficient is little, reasonable in design, compact structure, Perfect in shape and function, make flow be controlled at state of equilibrium in real time by valve, and operating pressure differential wide ranges, the transient equiliblium modulating valve that control accuracy is high, be mainly used on building heating ventilation air-conditioning system and industry or the civilian fluid pipe network transmission ﹠ distribution end system, with the fluid flow of control flows through equipment and user, real-time regulated reaches the purpose of pipe network dynamic flow balance, energy saving.
The technical solution of the utility model is:
The transient equiliblium modulating valve, comprise the valve upper cover, upper valve body and the following valve body that are tightly connected to one from top to bottom, it is characterized in that: described modulating valve also comprises in the inner chamber of the inner chamber that lays respectively at upper valve body and following valve body, vertical concentric flow regulating unit and flow equilibrium unit, described flow regulating unit is positioned at the fluid input place of described valve body, adopts straight journey adjustment type structure and upper valve body to form a whole.
Further, the technical solution of the utility model is:
Described flow regulating unit comprises the poppet shaft, spring, catch and the blocking-up sheet that pass valve upper cover vertically downward, enter the upper valve body inner chamber from top to bottom near the fluid outlet of described valve body; By the loam cake plug poppet shaft is fixedlyed connected with the top of valve upper cover; The upper end of described poppet shaft is exposed at outside the plug, is connected with valve driver, and an O type circle is embedded in the inside recessed groove on the inwall of bottom of valve upper cover, guarantees the middle part of poppet shaft and the sealing between the valve upper cover; In the cavity that the middle part of poppet shaft forms between the upper and lower part of valve upper cover, sheathed ring-spring on the outer wall at the middle part of poppet shaft;
The bottom of poppet shaft is passed, is stretched out vertically downward from described loam cake, extends downwards behind its outer wall inside recessed contraction formation poppet shaft step again, passes the catch center and inserts in the opening of blocking-up sheet; Catch is pressed between described blocking-up sheet upper-end surface and the poppet shaft step;
The top of described blocking-up sheet is the cylinder bodily form, and its underpart is the basin-like body that cross-section area reduces gradually, and the maximum diameter of basin-like body is formed with inside step less than cylindrical diameter between basin-like body and cylindrical jointing place; The central vertical of described blocking-up sheet is under shed, and opening runs through cylindrical body and extends in the basin-like body; On the inner vertical walls of described blocking-up sheet central opening screw thread is arranged;
The underpart of described poppet shaft is passed down through the center of described catch and further inserts the opening at the center of described blocking-up sheet, threads engaged on the inner vertical walls at the screw thread of the axle outer wall of the bottom of poppet shaft and the central opening place of described blocking-up sheet, poppet shaft and blocking-up sheet are connected as a single entity, and the rotation of poppet shaft drives the flow regulating unit motion.
Again further, described flow equilibrium unit comprises the diaphragm lid, membrane module of centres and blocking-up sheet down from top to bottom; Membrane module comprises diaphragm, central tube and film spring; The 2nd O type circle is embedded in down in the inside recessed groove on the inwall of valve body, guarantees the sealing between central tube and the following valve body; The film spring is arranged in the cavity that is surrounded by diaphragm lid, central tube and following valve body, is set on the central tube outer wall; Described diaphragm lid and diaphragm central opening, the outer periphery of diaphragm lid are fixedlyed connected with following valve body, and the outer periphery that will compress diaphragm are pressed between the outer periphery and following valve body of diaphragm lid, the barrel on the top of described central tube stretches out and forms the platform shape, support diaphragm lid, and between diaphragm lid and described shape body, compress the center-side of diaphragm, thereby diaphragm is pressed in the cavity of the sealing that surrounds by diaphragm lid, central tube and following valve body; The described sheet of blocking-up is down fixedlyed connected with the valve lower cover.
What form the can regulate area of passage between the diaphragm lid of the flow equilibrium unit of the blocking-up sheet of described flow regulating unit and its below goes out circulation road D; Form the channel B that becomes a mandarin of can regulate area of passage between diaphragm unit and the following blocking-up sheet;
Described upper valve body is provided with the pressure guide hole that flow equilibrium unit and valve outlet are communicated with.
Described diaphragm is an elastomer diaphragm; Described central tube is a copper.
Described blocking-up sheet promotes downward moving linearly at valve driver and realizes that valve closes, and relies on the restitution realization valve of spring to open.
After flatly rotating to an angle with respect to upper valve body, described valve body down fixedlys connected with upper valve body.
Wall with respect to the opposite side valve body of fluid output on the described upper valve body is provided with pressure measurement mouth installation position, so that described upper valve body is connected with the pressure measurement mouth; Wall with respect to another side valve body of fluid input on the described down valve body is provided with pressure measurement plug installation position, so that described valve body down is connected with the pressure measurement plug.
The utility model adopts unique integrated design, dexterously flow regulating function and dynamic flow equilibrium function are designed to integrative-structure, compact structure, cost is low, make valve opening one regularly not change flow by valve because of the variation of system pressure, further optimize equilibrium function and service behaviour by optimal design and experimental analysis, resistance coefficient is very little, have wideer operating pressure differential scope and more accurate control accuracy, flow accuracy nominal value ± 5% in, the regulatory function multimodeization, can change multi-form blocking-up sheet, realize various ways such as equal percentage adjusting and linearly adjust, following valve body can be according to the actual requirements, (non-90 degree) rotate a certain angle, the processing respective screw hole is installed, the variable body of this valve becomes the transient equiliblium modulating valve of angle valve type, and do not influence its transient equiliblium and regulate two functions, poppet shaft also is not limited to the connection electric actuator, also can with the electric heating final controlling element, multiple driving mechanism such as handwheel links to each other, therefore adaptability is stronger, be mainly used on building heating ventilation air-conditioning system and industry or the civilian fluid pipe network variable flow system, with the water flow of control flows, reach the pipe network flow equilibrium through equipment and user, real-time regulated, the purpose of energy saving.
Description of drawings
Fig. 1 is the surface structure schematic representation of transient equiliblium modulating valve of the present utility model.
Fig. 2 is the sectional view of transient equiliblium modulating valve of the present utility model.
Fig. 3 is the cutaway view Amplified image of blocking-up sheet of the present utility model.
Fig. 4 is the broken section enlarged view of membrane module of the present utility model.
Fig. 5 is the structural representation of poppet shaft of the present utility model.
Description of reference numerals
1. descend valve body 2. socket head screws 3. spring washers 4. upper valve bodies
5. pressure measurement plug/pressure measurement mouth 6. valve upper covers 7. loam cake plugs 8. poppet shaft
9. pad 10. split washers 11. Sealing shield ring 12.O type circles
13.O type circle 14. spring 15.O type circles 16. catch 17.O type circles
18. blocking-up sheet 19.O type circle 20. diaphragms cover 21. film spring 22.O type circles
23.O 25. times blocking-up of type circle 24. central tubes sheet, 26. cross recessed countersunk head sscrews
27. 29. shape bodies of poppet shaft step 28. diaphragms, 30. pressure guide holes, 31. external threaded heads
32. valve lower cover
A. the fluid input B. channel C that becomes a mandarin. inner chamber D. goes out circulation road
E. fluid output G. diaphragm lower chamber
Embodiment
Below in conjunction with accompanying drawing the utility model is described in further detail.
Shown in Fig. 1-5, transient equiliblium modulating valve of the present utility model, comprise the valve upper cover 6, upper valve body 4 and the following valve body 1 that are tightly connected to one from top to bottom, modulating valve also comprises flow regulating unit and the flow equilibrium unit in the inner chamber of the inner chamber that lays respectively at upper valve body 4 and following valve body 1, flow regulating unit is positioned at the top of flow equilibrium unit, and both centres, flow regulating unit adopts straight journey adjustment type structure and upper valve body to form a whole near the fluid outlet of modulating valve.
The sequence of flow of fluid of the present utility model is A-B-C-D-E.
Flow regulating unit of the present utility model is positioned at diagram D place near the fluid output E of valve body, comprises from top to bottom: pass valve upper cover 6 vertically downward, enter poppet shaft 8, spring 14, the catch 16 of upper valve body 4 inner chambers and block sheet 18.
Flow regulating unit is fixedlyed connected with valve upper cover 6 by loam cake plug 7, promptly by the loam cake plug with poppet shaft with after fixedlying connected in the top of valve upper cover, the one O type circle 17 is embedded in the inside recessed groove on the inwall of bottom of valve upper cover, guarantees the middle part of poppet shaft and the sealing between the valve upper cover; The upper end of poppet shaft 8 is exposed at outside the plug 7, is connected (not shown) with valve driver, and in the cavity that the middle part of poppet shaft and ring-spring 14 form between the upper and lower part of valve upper cover, spring 14 is set on the outer wall at middle part of poppet shaft.
The bottom of poppet shaft is passed, is stretched out vertically downward from loam cake, and the inside recessed contraction of its outer wall is extended downwards after forming poppet shaft step 27 again, the center of passing catch 16 insert then blocking-up sheet 18 vertically in central opening; Catch 16 is pressed between the upper-end surface and poppet shaft step 27 of blocking-up sheet 18;
The top of blocking-up sheet is the cylinder bodily form, and its underpart is the basin-like body that cross-section area reduces gradually, and the maximum diameter of basin-like body is formed with inside step less than cylindrical diameter between basin-like body and cylindrical jointing place; The central vertical of blocking-up sheet is under shed, and opening runs through cylindrical body and extends in the basin-like body; On the inner vertical walls of blocking-up sheet central opening screw thread is arranged.
The bottom outer wall of poppet shaft has in order to connect the outside thread of blocking-up sheet 18, form external threaded 31, the opening at the center of sheet is blocked in external threaded 31 center and a further insertion that are passed down through catch, threads engaged on the inner vertical walls at the outside thread of the external threaded of poppet shaft 31 and the central opening place of blocking-up sheet, poppet shaft and blocking-up sheet are connected as a single entity, and the rotation of poppet shaft drives the flow regulating unit motion.
In this example, valve upper cover 6 outer walls and upper valve body 4 keep sealing by the O type circle in the groove that is embedded in valve upper cover 6 outer walls 17.
In this example, upper valve body 4 and following valve body 1 keep sealing by the O type circle in the groove that is embedded in upper valve body 4 outer walls 22.
In this example, valve driver can be valve electric actuator, electric heating final controlling element or manual driver.
The flow equilibrium unit is positioned at the below of flow regulating unit, comprises diaphragm lid 20, the membrane module of centres from top to bottom and blocks sheet 25 down; Membrane module comprises diaphragm 28, central tube 24 and film spring 21; The 2nd O type circle 23 is embedded in down in the inside recessed groove on the inwall of valve body, guarantees that the sealing between central tube 24 and the following valve body 1 does not have leakage, avoids fluid to enter in the cavity that the inwall by diaphragm lid, central tube and following valve body surrounds.The film spring is arranged in by diaphragm lid, central tube 24 and the cavity that following valve body 1 surrounds, and is set on central tube 24 outer walls; Diaphragm lid 20 and diaphragm 28 central openings, the outer periphery of diaphragm lid are fixedlyed connected with following valve body, and the outer periphery of diaphragm are pressed between the outer periphery and following valve body of diaphragm lid, the barrel on the top of central tube stretches out to protrude and forms platform shape body 29, support diaphragm lid, and between diaphragm lid and platform shape body, compress the center-side of diaphragm, thereby diaphragm 28 is pressed in the cavity of the sealing that surrounds by diaphragm lid 20, central tube 24 and following valve body 1; Be provided with down blocking-up sheet 25 between membrane module and the following valve body 1, following blocking-up sheet 25 is fixedlyed connected with following valve body.In this example, fixedly connected with cross recessed countersunk head sscrew 26 between following blocking-up sheet 25 and the following valve body 1, thereby make the flow equilibrium unit be fixed on valve inner.
What form the can regulate area of passage between the diaphragm lid 20 of the flow equilibrium unit of the blocking-up sheet 18 of flow regulating unit and its below goes out circulation road D.Form the channel B that becomes a mandarin of can regulate area of passage between membrane module and the following blocking-up sheet 25.Area of passage of the present utility model can be adjusted under ambient water pressure reduction changes voluntarily.Flow regulating unit of the present utility model designs according to equal percentage, and promptly the aperture of valve (going into the sectional area of circulation road) becomes equal percentage (logarithmic curve) relation with flow, and this specific character is by realizing through the blocking-up sheet curved surface that calculates and design.
In this example, upper valve body is provided with the pressure guide hole 30 that flow equilibrium unit and valve outlet are communicated with.Because the space of membrane module below is that diaphragm lower chamber G is the enclosed space that has only this unique outlet of pressure guide hole F, so just with the propagation of pressure at fluid output E place to diaphragm lower chamber G place.
In this example, diaphragm is an elastomer diaphragm, and central tube is a copper.Blocking-up sheet 18 promotes downward moving linearly at valve driver and realizes that valve closes, and relies on the restitution realization valve of spring 14 to open.
In this example, following valve body is connected with upper valve body after can also horizontally rotating certain angle with respect to upper valve body again.In actual applications, be threaded with upper valve body after angle of following valve body rotation and fixedly become one, this angle is slightly different according to different bore valve bodies, correspondingly, upper and lower valve body screw position need be adjusted processing, so original valve is changed rotary motion valve by linear motion valve, thereby becomes the transient equiliblium modulating valve that body becomes the angle valve type, and do not influence its transient equiliblium and regulate two functions, adaptability is stronger.Angle of swing is being required under the undemanding actual conditions, under the situation of promptly non-90 degree, can directly rotating down, valve connects.Like this, in actual use, can be according to the spatial extent utilized of valve present position, particularly the transient equiliblium modulating valve that is transformed to the angle stroke is installed in narrow and small place in the space, realizes transient equiliblium and regulatory function equally, has good Practical significance.
The utility model can select whether to install pressure measurement mouth, perhaps pressure measurement plug according to demand.In this example, the wall with respect to the opposite side valve body of fluid output on the upper valve body is provided with pressure measurement mouth installation position, so that upper valve body is connected with the pressure measurement mouth; Wall with respect to the opposite side valve body of fluid input on the following valve body is provided with pressure measurement plug installation position, so that valve body is connected with the pressure measurement plug down.
The utility model adopts unique integrated design, dexterously flow regulating function and dynamic flow equilibrium function are designed to integrative-structure, compact structure, cost is low, make valve opening one regularly not change flow by valve because of the variation of system pressure, further optimize equilibrium function and service behaviour by optimal design and experimental analysis, resistance coefficient is very little, have wideer operating pressure differential scope and more accurate control accuracy, flow accuracy nominal value ± 5% in, the regulatory function multimodeization can be changed multi-form blocking-up sheet, realizes various ways such as equal percentage adjusting and linearly adjust, following valve body can be according to the actual requirements, rotate a certain angle, making valve become body becomes the transient equiliblium modulating valve of angle valve type, and does not influence its transient equiliblium and regulate two functions.Poppet shaft also is not limited to the connection electric actuator, also can link to each other with multiple driving mechanisms such as electric heating final controlling element, handwheels, therefore adaptability is stronger, be mainly used on building heating ventilation air-conditioning system and industry or the civilian fluid pipe network variable flow system, with the water flow of control flows, reach the purpose of pipe network flow equilibrium, real-time regulated, energy saving through equipment and user.
The working principle of transient equiliblium modulating valve of the present utility model is as follows:
When valve was not worked, valve driver did not have drive signal or 0, and valve driver promotes blocking-up sheet 18 downward straight line motions by poppet shaft 8, the runner between closed fully blocking-up sheet 18 and the diaphragm lid 20, and valve is in normally off.
During valve working, give valve driver by fluid hose network control system or controller output control signal, valve driver is opened the certain height fluid passage according to the size of control signal, and fluid is by valve body, and pipe network system obtains required water flow.
When flow system flow need be regulated, the control system output signal made valve driver open greatly, open little or close, and realizes flow regulating function.
In the working procedure, the variation of different journey pipe network variable flow system pressure is to exist constantly, the utility model is by the effect of flow regulating unit, when system pressure raises, link to each other with fluid output E by pressure-taking hole 30 on the upper valve body 4, with the propagation of pressure at fluid output E place to diaphragm lower chamber G, the upper pressure of diaphragm raises, increase with the pressure difference Δ P of diaphragm lower chamber G, therefore break original state of equilibrium, diaphragm drives central tube and moves downward, central tube and the distance of blocking between the sheet down reduce, therefore the area of water outlet reduces, and promptly the negotiability of valve-flow coefficient kv value reduces, according to flow formula
Flow can remain unchanged, and realizes new state of equilibrium.Vice versa, thereby reached the purpose of flow automatic balance, makes constant flow in the scope of demarcating, and eliminated the influence of system pressure fluctuation to flow.
During throttle down, poppet shaft is under valve driver promotes, flow regulating unit moves down, blocking-up sheet 18 downward moving linearlies, hold block sheet basin-like body along with moving down, reduce to block sheet 18 and diaphragm and cover aperture between 20, the area that goes out circulation road D between basin-like body and the diaphragm lid reduces gradually, the bottom of basin-like body enters the central opening of diaphragm lid, joins until diaphragm opening periphery that covers and the cylindrical lower end surface of blocking sheet, realizes that valve closes.
The aperture that the restitution of dependence spring 14 can increase between blocking-up sheet and the diaphragm lid is opened to realize valve.
Above-mentionedly only the specific embodiment of the utility model is illustrated; but be not that protection domain of the present utility model is done any pro forma qualification; every equivalence of having done according to the design spirit in the utility model changes or modifies, and all should think to fall into protection domain of the present utility model.
Claims (8)
1. transient equiliblium modulating valve, comprise the valve upper cover, upper valve body and the following valve body that are tightly connected to one from top to bottom, it is characterized in that: described modulating valve also comprises in the inner chamber of the inner chamber that lays respectively at upper valve body and following valve body, vertical concentric flow regulating unit and flow equilibrium unit, described flow regulating unit adopts straight journey adjustment type structure and upper valve body to form a whole near the fluid outlet of described valve body.
2. transient equiliblium modulating valve according to claim 1 is characterized in that:
Described flow regulating unit comprises the poppet shaft, spring, catch and the blocking-up sheet that pass valve upper cover vertically downward, enter the upper valve body inner chamber from top to bottom near the fluid outlet of described valve body; By the loam cake plug poppet shaft is fixedlyed connected with the top of valve upper cover; The upper end of described poppet shaft is exposed at outside the plug, is connected with valve driver, and an O type circle is embedded in the inside recessed groove on the inwall of bottom of valve upper cover, guarantees the middle part of poppet shaft and the sealing between the valve upper cover; In the cavity that the middle part of poppet shaft forms between the upper and lower part of valve upper cover, sheathed ring-spring on the outer wall at the middle part of poppet shaft;
The bottom of poppet shaft is passed, is stretched out vertically downward from described loam cake, extends downwards behind its outer wall inside recessed contraction formation poppet shaft step again, passes the catch center and inserts in the opening of blocking-up sheet; Catch is pressed between described blocking-up sheet upper-end surface and the poppet shaft step;
The top of described blocking-up sheet is the cylinder bodily form, and its underpart is the basin-like body that cross-section area reduces gradually, and the maximum diameter of basin-like body is formed with inside step less than cylindrical diameter between basin-like body and cylindrical jointing place; The central vertical of described blocking-up sheet is under shed, and opening runs through cylindrical body and extends in the basin-like body; On the inner vertical walls of described blocking-up sheet central opening screw thread is arranged;
The underpart of described poppet shaft is passed down through the center of described catch and further inserts the opening at the center of described blocking-up sheet, threads engaged on the inner vertical walls at the screw thread of the axle outer wall of the bottom of poppet shaft and the central opening place of described blocking-up sheet, poppet shaft and blocking-up sheet are connected as a single entity, and the rotation of poppet shaft drives the flow regulating unit motion.
3. transient equiliblium modulating valve according to claim 2 is characterized in that: described flow equilibrium unit comprises diaphragm lid, the membrane module of centres from top to bottom and blocks sheet down; Membrane module comprises diaphragm, central tube and film spring; The 2nd O type circle is embedded in down in the inside recessed groove on the inwall of valve body, guarantees the sealing between central tube and the following valve body; The film spring is arranged in the cavity that is surrounded by diaphragm lid, central tube and following valve body, is set on the central tube outer wall; Described diaphragm lid and diaphragm central opening, the outer periphery of diaphragm lid are fixedlyed connected with following valve body, and the outer periphery that will compress diaphragm are pressed between the outer periphery and following valve body of diaphragm lid, the barrel on the top of described central tube stretches out and forms the platform shape, support diaphragm lid, and between diaphragm lid and described shape body, compress the center-side of diaphragm, thereby diaphragm is pressed in the cavity of the sealing that surrounds by diaphragm lid, central tube and following valve body; The described sheet of blocking-up is down fixedlyed connected with the valve lower cover.
4. transient equiliblium modulating valve according to claim 3 is characterized in that:
Form the circulation road that of can regulate area of passage between the diaphragm lid of the flow equilibrium unit of the blocking-up sheet of described flow regulating unit and its below; Form the circulation road of going into of can regulate area of passage between diaphragm unit and the following blocking-up sheet.
5. transient equiliblium modulating valve according to claim 4 is characterized in that: described upper valve body is provided with the pressure guide hole that flow equilibrium unit and valve outlet are communicated with.
6. transient equiliblium modulating valve according to claim 5 is characterized in that: described diaphragm is an elastomer diaphragm; Described central tube is a copper.
7. transient equiliblium modulating valve according to claim 6 is characterized in that: the blocking-up sheet promotes downward moving linearly at valve driver and realizes that valve closes, and relies on the restitution realization valve of spring to open.
8. transient equiliblium modulating valve according to claim 7 is characterized in that: the wall with respect to another side valve body of fluid output on the described upper valve body is provided with pressure measurement mouth installation position, so that described upper valve body is connected with the pressure measurement mouth; Wall with respect to another side valve body of fluid input on the described down valve body is provided with pressure measurement plug installation position, so that described valve body down is connected with the pressure measurement plug.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2010207001888U CN201925546U (en) | 2010-12-30 | 2010-12-30 | Dynamic balance adjusting valve |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2010207001888U CN201925546U (en) | 2010-12-30 | 2010-12-30 | Dynamic balance adjusting valve |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN201925546U true CN201925546U (en) | 2011-08-10 |
Family
ID=44429394
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2010207001888U Expired - Lifetime CN201925546U (en) | 2010-12-30 | 2010-12-30 | Dynamic balance adjusting valve |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN201925546U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102032376A (en) * | 2010-12-30 | 2011-04-27 | 欧文托普阀门***(北京)有限公司 | Dynamic balance regulating valve |
| CN114294429A (en) * | 2021-12-30 | 2022-04-08 | 无锡市华意德恒温配件有限公司 | Dynamic balance valve with pressure sensor |
-
2010
- 2010-12-30 CN CN2010207001888U patent/CN201925546U/en not_active Expired - Lifetime
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102032376A (en) * | 2010-12-30 | 2011-04-27 | 欧文托普阀门***(北京)有限公司 | Dynamic balance regulating valve |
| CN102032376B (en) * | 2010-12-30 | 2012-12-05 | 欧文托普阀门***(北京)有限公司 | Dynamic balance regulating valve |
| CN114294429A (en) * | 2021-12-30 | 2022-04-08 | 无锡市华意德恒温配件有限公司 | Dynamic balance valve with pressure sensor |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| AV01 | Patent right actively abandoned |
Granted publication date: 20110810 Effective date of abandoning: 20130227 |
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| RGAV | Abandon patent right to avoid regrant |