CN205315796U - Dynamic pressure difference balancing type electric regulating valve - Google Patents
Dynamic pressure difference balancing type electric regulating valve Download PDFInfo
- Publication number
- CN205315796U CN205315796U CN201520999720.3U CN201520999720U CN205315796U CN 205315796 U CN205315796 U CN 205315796U CN 201520999720 U CN201520999720 U CN 201520999720U CN 205315796 U CN205315796 U CN 205315796U
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- valve
- control valve
- differential pressure
- dynamic differential
- valve body
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Abstract
The utility model provides a dynamic pressure difference balancing type electric regulating valve, includes valve body, electrical control valve and dynamic pressure differential balanced valve. Be equipped with the baffle in the valve body, the baffle falls into the valve body inner chamber intake antrum and goes out the water cavity, is provided with the valve port on the baffle. Electrical control valve and dynamic pressure differential balanced valve set up top and below at the valve body respectively to the lower extreme of electrical control valve and the upper end of dynamic pressure differential balanced valve set up the upper and lower corresponding position at the valve port respectively. Developments pressure differential balanced valve is including balanced case, valve rod, spring, diaphragm chamber and diaphragm, the electrical control valve includes valve clack, quiet case, elastic component, connecting rod, goes up guide pin bushing and lower guide pin bushing. The utility model discloses the beneficial effect who adjusts integrative valve has realized that the dynamic flow of air conditioning pipe network water system is balanced to can reduce the energy extravagant, has reduced the noise and has prolonged the life of equipment.
Description
Technical field
The utility model relates to a kind of regulated valve, is specifically related to a kind of dynamic differential pressure balanced type electric control valve.
Background technology
Dynamic state hydraulic disorder is that pipes system water system produces in system operation. In the pipe network water system of air-conditioning, often only considering the drag calculation of the most unfavorable loop during actual design, while the available pressure head of the most unfavorable node of system is ensured, the effect pressure head of other node much larger than design load, may cause the waterpower of system to be lacked of proper care. The result of pipe network waterpower imbalance causes a large amount of wastes of the energy, the increase of running noises and the shortening of service life of equipment. The despite pressure fluctuations of the Heating,Ventilating and Air Conditioning (HVAC) pipe network water system of prior art, will cause the too high or too low for temperature of heating/refrigeration space, cause the waste of the energy, and this kind of change also can cause the imbalance of each region water system. In order to alleviate or eliminate this kind of pipe network energy imbalance, it is necessary to system is constantly debugged, not only bothers, the at substantial time, the more important thing is that this kind of adjustment is delayed, when its result is actual use system, still there is energy imbalance. Obviously, there is the energy imbalance that dynamic state hydraulic disorder causes and cause the problem that energy dissipation, noise are big and service life of equipment is short in prior art pipes system water system.
Practical novel content
There is the energy imbalance that dynamic state hydraulic disorder causes and cause, for solving prior art pipes system water system, the problem that energy dissipation, noise are big and service life of equipment is short, the utility model provides a kind of dynamic differential pressure balanced type electric control valve for pipes system water system.
The utility model dynamic differential pressure balanced type electric control valve, comprises valve body, motor-driven control valve and dynamic differential pressure balancing valve; Being provided with dividing plate in described valve body, body cavity is divided into intake antrum and water chamber by dividing plate, and dividing plate is provided with valve port; Described motor-driven control valve and dynamic differential pressure balancing valve are separately positioned on above and below described valve body, and the upper end of the lower end of described motor-driven control valve and dynamic differential pressure balancing valve is separately positioned on the correspondence position up and down of described valve port;Described dynamic differential pressure balancing valve comprises balance valve core, valve rod, spring, bellows and diaphragm, described balance valve core is fixed on the upper end of described valve rod and corresponding with described valve port, described diaphragm and spring are fixed on the lower end of described valve rod and are housed in described bellows, the snug engagement of described diaphragm and described bellows and and form lower chamber between the lower wall of bellows, described lower chamber is connected by aqueduct with described intake antrum; Described motor-driven control valve comprises flap, quiet spool, elasticity part, connecting rod, upper guide bush and lower guide pin bushing, described quiet spool bottom is arranged in described valve body by sealing, described connecting rod is arranged in described quiet spool, its lower end connects described flap, and described quiet spool is stretched out in its upper end and electronic performer is connected; Elasticity part is set on described connecting rod, and its lower end top pushes away described lower guide pin bushing, and top, its upper end pushes away described upper guide bush.
Further, described valve body is provided with the pressure testing joint corresponding to described intake antrum, and described valve body is also provided with pressure testing joint corresponding to described water chamber.
Further, described dynamic differential pressure balanced type electric control valve also comprises screen tube, and described screen tube is cylindrical-shaped structure, and its one end is provided with rib outwardly, and described filtering net is fixed in described intake antrum by described rib.
The useful effect of the utility model regulation integrated valve is the dynamic flow balancing achieving pipes system water system, such that it is able to decrease energy dissipation, reduce noise and extend the work-ing life of equipment.
Accompanying drawing explanation
Fig. 1 is the sectional structure schematic diagram of the utility model dynamic differential pressure balanced type electric control valve.
Below in conjunction with drawings and Examples, the utility model is further described.
Embodiment
1 is valve body, and 2 is motor-driven control valve, and 3 is dynamic differential pressure balancing valve, and 11 is dividing plate, 12 is intake antrum, and 13 is water chamber, and 14 is valve port, and 20 is balance valve core, 21 is valve rod, and 22 is spring, and 23 is bellows, and 24 is diaphragm, 25 is lower chamber, and 26 is aqueduct, and 30 is flap, 31 is quiet spool, and 32 is elasticity part, and 33 is connecting rod, 34 is upper guide bush, and 35 is lower guide pin bushing, and 4 is pressure testing joint.
As shown in Figure 1, dynamic differential pressure balanced type electric control valve comprises valve body 1, motor-driven control valve 2 and dynamic differential pressure balancing valve 3. Being provided with dividing plate 11 in valve body 1, valve body 1 inner chamber is divided into intake antrum 12 and water chamber 13 by dividing plate 11, and dividing plate 11 is provided with valve port 14, and valve port 14 is through with intake antrum 12 and water chamber 13. Motor-driven control valve 2 and dynamic differential pressure balancing valve 3 are separately positioned on above and below valve body 1, and the upper end of the lower end of motor-driven control valve 2 and dynamic differential pressure balancing valve 3 is separately positioned on the correspondence position up and down of valve port 14. Dynamic differential pressure balancing valve 3 comprises balance valve core 20, valve rod 21, spring 22, bellows 23 and diaphragm 24, balance valve core 20 is fixed on the upper end of valve rod 21 and corresponding with valve port 14, diaphragm 24 and spring 22 are fixed on the lower end of valve rod 21 and are housed in bellows 23, the snug engagement of diaphragm 24 and bellows 23 and and form lower chamber 25 between the lower wall of bellows 23, lower chamber 25 is connected by aqueduct 26 with intake antrum 12. Motor-driven control valve 2 comprises flap 30, quiet spool 31, elasticity part 32, connecting rod 33, upper guide bush 34 and lower guide pin bushing 35, quiet spool 31 bottom is arranged in valve body 1 by sealing, connecting rod 33 is arranged in quiet spool 31, its lower end connects flap 30, and its upper end is stretched out quiet spool 31 and is connected with electronic performer;Elasticity part 32 is set on connecting rod 33, and its lower end top pushes away lower guide pin bushing 35, and guide pin bushing 34 is pushed on top, its upper end.
Valve body 1 is provided with the pressure testing joint 4 corresponding to intake antrum 12, valve body 1 is also provided with pressure testing joint 4 corresponding to water chamber 13, for testing the pressure condition flowing through this place.
Dynamic differential pressure balanced type electric control valve 2 also comprises screen tube, and screen tube is cylindrical-shaped structure, and its one end is provided with rib outwardly, and filtering net is fixed in intake antrum 12 by rib, for the impurity filtered out in water.
The principle of work of the utility model dynamic differential pressure balanced type electric control valve is: motor-driven control valve, under the effect of electronic performer, controls and handles quiet spool and flap so that it is reach certain aperture. The dynamic differential pressure balancing valve being arranged at lower section is connected the aqueduct of intake antrum, after pickup to the pressure of intake antrum, enter under bellows in chamber, upwardly diaphragm from below, the pressure of water chamber is delivered in bellows by the back pressure mouth being in water chamber valve port place so that be subject to intake antrum pressure upwards and downward water chamber pressure bottom bellows respectively; Thus reach pressure balance spool and be in transferring of valve port, and maintain a relatively stable aperture.
The useful effect of the utility model regulation integrated valve is the dynamic flow balancing achieving pipes system water system, such that it is able to decrease energy dissipation, reduce noise, improve room comfort level and extend the work-ing life of equipment.
Claims (3)
1. a dynamic differential pressure balanced type electric control valve, it is characterised in that: comprise valve body, motor-driven control valve and dynamic differential pressure balancing valve; Being provided with dividing plate in described valve body, body cavity is divided into intake antrum and water chamber by dividing plate, and dividing plate is provided with valve port; Described motor-driven control valve and dynamic differential pressure balancing valve are separately positioned on above and below described valve body, and the upper end of the lower end of described motor-driven control valve and dynamic differential pressure balancing valve is separately positioned on the correspondence position up and down of described valve port; Described dynamic differential pressure balancing valve comprises balance valve core, valve rod, spring, bellows and diaphragm, described balance valve core is fixed on the upper end of described valve rod and corresponding with described valve port, described diaphragm and spring are fixed on the lower end of described valve rod and are housed in described bellows, the snug engagement of described diaphragm and described bellows and and form lower chamber between the lower wall of bellows, described lower chamber is connected by aqueduct with described intake antrum; Described motor-driven control valve comprises flap, quiet spool, elasticity part, connecting rod, upper guide bush and lower guide pin bushing, described quiet spool bottom is arranged in described valve body by sealing, described connecting rod is arranged in described quiet spool, its lower end connects described flap, and described quiet spool is stretched out in its upper end and electronic performer is connected; Elasticity part is set on described connecting rod, and its lower end top pushes away described lower guide pin bushing, and top, its upper end pushes away described upper guide bush.
2. dynamic differential pressure balanced type electric control valve according to claim 1, it is characterised in that: described valve body is provided with the pressure testing joint corresponding to described intake antrum, and described valve body is also provided with pressure testing joint corresponding to described water chamber.
3. dynamic differential pressure balanced type electric control valve according to claim 1, it is characterized in that: described dynamic differential pressure balanced type electric control valve also comprises screen tube, described screen tube is cylindrical-shaped structure, its one end is provided with rib outwardly, and described filtering net is fixed in described intake antrum by described rib.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520999720.3U CN205315796U (en) | 2015-12-04 | 2015-12-04 | Dynamic pressure difference balancing type electric regulating valve |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520999720.3U CN205315796U (en) | 2015-12-04 | 2015-12-04 | Dynamic pressure difference balancing type electric regulating valve |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN205315796U true CN205315796U (en) | 2016-06-15 |
Family
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201520999720.3U Expired - Fee Related CN205315796U (en) | 2015-12-04 | 2015-12-04 | Dynamic pressure difference balancing type electric regulating valve |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN205315796U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110043330A (en) * | 2019-05-05 | 2019-07-23 | 江苏源生源动力科技有限公司 | A kind of steam turbine with safety is into the steam control valve institution of distributing gas |
| CN115978201A (en) * | 2022-05-12 | 2023-04-18 | 江苏享旺阀门有限公司 | Detachable valve |
-
2015
- 2015-12-04 CN CN201520999720.3U patent/CN205315796U/en not_active Expired - Fee Related
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110043330A (en) * | 2019-05-05 | 2019-07-23 | 江苏源生源动力科技有限公司 | A kind of steam turbine with safety is into the steam control valve institution of distributing gas |
| CN110043330B (en) * | 2019-05-05 | 2021-08-03 | 江苏源生源动力科技有限公司 | Steam turbine steam inlet regulating valve steam distribution mechanism with safety |
| CN115978201A (en) * | 2022-05-12 | 2023-04-18 | 江苏享旺阀门有限公司 | Detachable valve |
| CN115978201B (en) * | 2022-05-12 | 2023-11-17 | 江苏享旺阀门有限公司 | Detachable valve |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20160615 Termination date: 20161204 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |