CN202972084U - Dynamic balance and electric regulation valve - Google Patents
Dynamic balance and electric regulation valve Download PDFInfo
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- CN202972084U CN202972084U CN 201220572564 CN201220572564U CN202972084U CN 202972084 U CN202972084 U CN 202972084U CN 201220572564 CN201220572564 CN 201220572564 CN 201220572564 U CN201220572564 U CN 201220572564U CN 202972084 U CN202972084 U CN 202972084U
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- valve body
- valve
- dynamic balance
- diaphragm
- balance
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Abstract
The utility model provides a dynamic balance and electric regulation valve and belongs to the technical field of valves. The dynamic balance and electric regulation valve solves the problem that the stability and sealability have potential safety hazards as a connecting pipe of the existing dynamic balance and electric regulation valve is arranged on the outer side of a valve body. The dynamic balance and electric regulation valve comprises a valve body internally provided with a cavity, wherein the two ends of the valve body are an inlet end and an outlet end respectively; the valve body is internally provided with a valve core; the inner end of a valve rod is fixedly connected with the valve core; the outer end of the valve rod extends out of the valve body, and is connected with an electric actuator fixedly connected with the outer side of the valve body; the lower part of the valve body is fixedly connected with a diaphragm which divides the valve body into two vertically adjacent cavity bodies, namely a water filling cavity and a balancing cavity; a pressure guide hole communicating the inlet end with the balancing cavity is formed in the valve body; a guide cylinder is fixedly connected in the valve body; a water through hole I communicated with the inlet end, and a water through hole II communicated with the outlet end are formed at the side part of the guide cylinder; and a balance valve core fixedly connected with the diaphragm is arranged at the water through hole II. Since the pressure guide hole is formed in the valve body, the structure of the valve is simplified, and is more stable.
Description
Technical field
The utility model belongs to valve technology field, relates to a kind of dynamic balance electric regulating valve.
Background technique
Dynamic balance electric regulating valve is the integrated product of transient equiliblium and motorized adjustment, the temperature that mainly is applicable to heating ventilation air-conditioning system end air-conditioning equipment (as air-conditioning box, new blower fan group, air processing machine) is controlled, by configuration intelligent object control gear, can automatically control flow, the temperature of each loop easily, realize rationally utilizing energy, energy-saving and cost-reducing, intelligent management.Use this valve and make end-equipment only be subjected to the impact of standard control signal, and the impact that not fluctuateed by system pressure regulates system more stable, more energy-conservation, be specially adapted in system loading variation variable flow system greatly.
A kind of dynamic balance electric regulating valve [application number: CN201020691506.9] as the Chinese patent announcement; it is comprised of valve body; valve body is provided with into water valve port and water outlet valve port; the top of valve body is provided with valve rod base; the valve rod of establishing in valve rod base; be provided with packing ring and O RunddichtringO between valve rod and valve rod base, also be provided with pressure cap and protecting jacket.The underpart of valve rod is provided with spool, fixes with nut, also is provided with spring on valve rod.Be provided with the valve seat cover in valve body, be provided with valve seat in the valve seat cover, the below of valve body is provided with stifle, stifle is connected with screw with valve body, and stifle and valve body connection mouth are provided with lower clamping ring and upper trim ring, is provided with the diaphragm of rubber sheet between lower clamping ring and upper trim ring, be provided with spring in stifle, spring is provided with screw, and screw passes lower clamping ring, diaphragm of rubber sheet and upper trim ring, spins mutually with the prolongation bar of valve seat below.Be provided with two pass joints in stifle, two pass joints are provided with connecting tube, and connecting tube is connected with water inlet valve port on valve body.The intracavity inter-connection of water inlet valve port by connecting tube and valve gap, because connecting tube is in the valve body outside, stable and sealing all exists potential safety hazard.
Summary of the invention
The purpose of this utility model is for existing technical problem, and a kind of structural stability is provided, the dynamic balance electric regulating valve of good airproof performance.
the purpose of this utility model can realize by following technical proposal: a kind of dynamic balance electric regulating valve, comprise the inner valve body of cavity that is, the two ends of described valve body are respectively entrance point and outlet end, has spool in valve body, valve rod is inner to be connected with spool, the valve rod outer end is stretched out valve body and is linked with the electric actuator that is connected in the valve body outside, it is characterized in that, described valve body lower portion is fixed with diaphragm, diaphragm is divided into two neighbouring cavitys with valve body: water flowing chamber and counter balance pocket, has the pressure guide hole that entrance point and counter balance pocket are linked on described valve body, also be fixed with guide cylinder in described valve body, above-mentioned spool is positioned at guide cylinder, the guide cylinder sidepiece has the water port one that communicates with entrance point and the water port two that communicates with outlet end, above-mentioned spool is positioned at one place, water port, two places, described water port have the balance valve core that is connected with diaphragm.
Control valve rod by electric actuator, make spool move up and down and the aperture of control valve.Fluid enters from the entrance point of valve body, enters into guide cylinder through water port one, flows out from the water port two of guide cylinder to enter into outlet end, discharges from outlet end at last.Make entrance point identical with the pressure of counter balance pocket by pressure guide hole, and water flowing chamber and counter balance pocket pressure reduction is when uneven, the diaphragm applied force motion.The motion of the balance valve core at two places, water port by diaphragm reaches the pressure reduction between automatic adjusting entrance point and outlet end, makes the pressure reduction of body cavity keep balance, makes simultaneously the flow by valve keep constant.Because pressure guide hole is opened on valve body, makes structure more stable, and need not consider sealing problem.
In above-mentioned dynamic balance electric regulating valve, described balance valve core and guide cylinder inboard are complementary.Balance valve core can slide in guide cylinder, is complementary to make balance valve core more easily slide, and reacts sensitiveer.
In above-mentioned dynamic balance electric regulating valve, be fixed with connecting rod on described diaphragm, above-mentioned balance valve core is connected in the other end of connecting rod.The diaphragm up-down vibration, drivening rod and balance valve core slide up and down, thereby change the aperture of water port two, make water flow balance in dynamically.
In above-mentioned dynamic balance electric regulating valve, has seal ring between described valve rod and valve body.Seal ring is used for improving the sealing effect of valve body and valve rod, prevents that fluid from overflowing from valve rod.
In above-mentioned dynamic balance electric regulating valve, described valve body bottom has adjusting handle, has the controlling mechanism that links with adjusting handle in described counter balance pocket and can change above-mentioned diaphragm position when adjusting handle rotates by controlling mechanism.Rotate handwheel and make controlling mechanism change the position of diaphragm, make diaphragm can adapt to various occasions.
In above-mentioned dynamic balance electric regulating valve, described controlling mechanism comprise the regulating block that circumferentially is connected in counter balance pocket and with the adjustable lever that axially is connected on valve body, above-mentioned adjusting handle is connected in adjustable lever one end, above-mentioned regulating block is enclosed within on adjustable lever and both are threaded, and has spring between described regulating block and diaphragm.Rotate adjusting handle, adjustable lever is along with rotation, and regulating block moves up and down because of the rotation that is threaded along with adjustable lever; Spring one end is resisted against on regulating block, and the pretightening force of spring changes along with the movement of regulating block, makes the diaphragm that leans with the spring the other end can be applicable to various occasions.
In above-mentioned dynamic balance electric regulating valve, described counter balance pocket inboard has the guiding groove that axially arranges along adjustable lever, and above-mentioned regulating block is embedded in guiding groove.Guiding groove is used for the moving direction of restriction regulating block, makes regulating block vertically to move up and down in valve body by guiding groove.
In above-mentioned dynamic balance electric regulating valve, be provided with seal ring between described adjustable lever and valve body.Seal ring is used for improving the sealing effect of valve body and adjustable lever, prevents that fluid from overflowing from adjustable lever.
Compared with prior art, this dynamic balance electric regulating valve has the following advantages:
1, pressure guide hole is arranged on valve body, simplified the structure of valve, and structure is more stable.
2, all be arranged with seal ring on valve rod and adjustable lever, improved the sealing effect of valve.
3, have controlling mechanism, the pretightening force of adjustable springs with this position that changes diaphragm, makes diaphragm can be applicable to various occasions.
Description of drawings
Fig. 1 is structural representation of the present utility model.
In figure, 1, valve body; 1a, entrance point; 1b, outlet end; 1c, pressure guide hole; 2, guide cylinder; 2a, water port one; 2b, water port two; 3, spool; 4, valve rod; 5, diaphragm; 6, balance valve core; 7, connecting rod; 8, seal ring; 9, adjusting handle; 10, spring; 11, regulating block; 12, adjustable lever.
Embodiment
As shown in Figure 1, this dynamic balance electric regulating valve comprises that inside is the valve body 1 of cavity, and the two ends of valve body 1 are respectively entrance point 1a and outlet end 1b.Have spool 3 in valve body 1, valve rod 4 is inner to be connected with spool 3, and valve rod 4 outer ends are stretched out valve body 1 and linked with the electric actuator that is connected in valve body 1 outside.Valve body 1 bottom is fixed with diaphragm 5, and diaphragm 5 is divided into two neighbouring cavitys with valve body 1: water flowing chamber and counter balance pocket have the pressure guide hole 1c that entrance point 1a and counter balance pocket are linked on valve body 1.Also be fixed with guide cylinder 2 in valve body 1, spool 3 is positioned at guide cylinder 2, guide cylinder 2 sidepieces have water port one 2a that communicates with entrance point 1a and water port two 2b that communicate with outlet end 1b, and spool 3 is positioned at one 2a place, water port, and two 2b places, water port have the balance valve core 6 that is connected with diaphragm 5.
Specifically, be fixed with connecting rod 7 on diaphragm 5, balance valve core 6 is connected in the other end of connecting rod 7, diaphragm 5 Sports band dynamic balancing spool 6 motions.Balance valve core 6 is complementary with guide cylinder 2 inboards, and balance valve core 6 can move up and down along guide cylinder 2, reaches the purpose that changes water port two 2b apertures.Valve body 1 bottom has adjusting handle 9, has the controlling mechanism that links with adjusting handle 9 in counter balance pocket and can change diaphragm 5 positions when adjusting handle 9 rotates by controlling mechanism.Controlling mechanism comprise the regulating block 11 that circumferentially is connected in counter balance pocket and with the adjustable lever 12 that axially is connected on valve body 1, adjusting handle 9 is connected in adjustable lever 12 1 ends, regulating block 11 is enclosed within on adjustable lever 12 and both are threaded, and has spring 10 between regulating block 11 and diaphragm 5.The counter balance pocket inboard has the guiding groove that axially arranges along adjustable lever 12, and regulating block 11 is embedded in guiding groove.
This dynamic balance electric regulating valve can drive adjustable lever 12 and rotate by rotating the adjusting handle 9 of valve body 1 lower end, make regulating block 11 to axially move with respect to valve body 1, thereby the pretightening force of Regulation spring 10 makes spring 10 by compression or spread apart.In the larger variable flow system of system loading fluctuation, when system pressure changes, the also variation thereupon of pressure reduction at electronic dynamic balance adjusting valve two ends.When entrance point 1a pressure raise, by the impulse effect of the interior pressure guide hole 1c of valve body 1, balance valve core 6 moved upward under diaphragm 5 effects, and the aperture of water port two 2b is reduced, and makes valve keep constant flow rate.Valve body 1 internal pressure raises, thereby the pressure differential maintain that guarantees the water-inlet cavity at spool 3 two ends and counter balance pocket is constant.
In order to improve the sealing effect of valve internal, have seal ring 8 between valve rod 4 and valve body 1, be provided with seal ring 8 between adjustable lever 12 and valve body 1.
Claims (8)
1. dynamic balance electric regulating valve, comprise the inner valve body of cavity (1) that is, the two ends of described valve body (1) are respectively entrance point (1a) and outlet end (1b), has spool (3) in valve body (1), valve rod (4) is inner to be connected with spool (3), valve rod (4) outer end is stretched out valve body (1) and is linked with the electric actuator that is connected in valve body (1) outside, it is characterized in that, described valve body (1) bottom is fixed with diaphragm (5), diaphragm (5) is divided into two neighbouring cavitys with valve body (1): water flowing chamber and counter balance pocket, has the pressure guide hole (1c) that entrance point (1a) and counter balance pocket are linked on described valve body (1), also be fixed with guide cylinder (2) in described valve body (1), above-mentioned spool (3) is positioned at guide cylinder (2), guide cylinder (2) sidepiece has the water port one (2a) that communicates with entrance point (1a) and the water port two (2b) that communicates with outlet end (1b), above-mentioned spool (3) is positioned at water port one (2a) and locates, the balance valve core (6) that is connected with diaphragm (5) is located to have in described water port two (2b).
2. dynamic balance electric regulating valve according to claim 1, is characterized in that, described balance valve core (6) is complementary with guide cylinder (2) inboard.
3. dynamic balance electric regulating valve according to claim 2, is characterized in that, is fixed with connecting rod (7) on described diaphragm (5), and above-mentioned balance valve core (6) is connected in the other end of connecting rod (7).
4. dynamic balance electric regulating valve according to claim 3, is characterized in that, has seal ring (8) between described valve rod (4) and valve body (1).
5. according to claim 1 and 2 or 3 or 4 described dynamic balance electric regulating valves, it is characterized in that, described valve body (1) bottom has adjusting handle (9), has the controlling mechanism that links with adjusting handle (9) in described counter balance pocket and can change above-mentioned diaphragm (5) position when adjusting handle (9) rotates by controlling mechanism.
6. dynamic balance electric regulating valve according to claim 5, it is characterized in that, described controlling mechanism comprise the regulating block (11) that circumferentially is connected in counter balance pocket and with the adjustable lever (12) that axially is connected on valve body (1), above-mentioned adjusting handle (9) is connected in adjustable lever (12) one ends, above-mentioned regulating block (11) is enclosed within adjustable lever (12) upward and both are threaded, and has spring (10) between described regulating block (11) and diaphragm (5).
7. dynamic balance electric regulating valve according to claim 6, is characterized in that, described counter balance pocket inboard has the guiding groove that axially arranges along adjustable lever (12), and above-mentioned regulating block (11) is embedded in guiding groove.
8. dynamic balance electric regulating valve according to claim 7, is characterized in that, is provided with seal ring (8) between described adjustable lever (12) and valve body (1).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201220572564 CN202972084U (en) | 2012-11-01 | 2012-11-01 | Dynamic balance and electric regulation valve |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201220572564 CN202972084U (en) | 2012-11-01 | 2012-11-01 | Dynamic balance and electric regulation valve |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN202972084U true CN202972084U (en) | 2013-06-05 |
Family
ID=48513160
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 201220572564 Expired - Fee Related CN202972084U (en) | 2012-11-01 | 2012-11-01 | Dynamic balance and electric regulation valve |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN202972084U (en) |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111561595A (en) * | 2020-05-19 | 2020-08-21 | 福建省海洋阀门科技有限公司 | Automatic regulating temp. control valve |
| CN111561574A (en) * | 2020-05-19 | 2020-08-21 | 福建省海洋阀门科技有限公司 | Double-regulation temperature control valve |
| CN111795193A (en) * | 2020-07-22 | 2020-10-20 | 孔令香 | High-stability self-operated pressure regulating valve |
| CN117553137A (en) * | 2024-01-12 | 2024-02-13 | 沈阳安达节能阀门科技有限公司 | Fluid balance regulating valve |
-
2012
- 2012-11-01 CN CN 201220572564 patent/CN202972084U/en not_active Expired - Fee Related
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111561595A (en) * | 2020-05-19 | 2020-08-21 | 福建省海洋阀门科技有限公司 | Automatic regulating temp. control valve |
| CN111561574A (en) * | 2020-05-19 | 2020-08-21 | 福建省海洋阀门科技有限公司 | Double-regulation temperature control valve |
| CN111795193A (en) * | 2020-07-22 | 2020-10-20 | 孔令香 | High-stability self-operated pressure regulating valve |
| CN117553137A (en) * | 2024-01-12 | 2024-02-13 | 沈阳安达节能阀门科技有限公司 | Fluid balance regulating valve |
| CN117553137B (en) * | 2024-01-12 | 2024-03-15 | 沈阳安达节能阀门科技有限公司 | Fluid balance regulating valve |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| ASS | Succession or assignment of patent right |
Owner name: VOLDA ENVIRONMENTAL TECHNOLOGY JIANGSU CO., LTD. Free format text: FORMER OWNER: ZHUO DANCHUN Effective date: 20140417 |
|
| C41 | Transfer of patent application or patent right or utility model | ||
| COR | Change of bibliographic data |
Free format text: CORRECT: ADDRESS; FROM: 317608 TAIZHOU, ZHEJIANG PROVINCE TO: 223900 SUQIAN, JIANGSU PROVINCE |
|
| TR01 | Transfer of patent right |
Effective date of registration: 20140417 Address after: Suqian City, Jiangsu province Shuang'gou 223900 west of Sihong County Economic Development Zone No. 388 Patentee after: WOERDA ENVIRONMENTAL TECHNOLOGY JIANGSU CO., LTD. Address before: Taizhou City, Zhejiang province 317608 Yuhuan County Lu Pu Industrial Park Zhejiang world HVAC technology Co Ltd Patentee before: Zhuo Danchun |
|
| C41 | Transfer of patent application or patent right or utility model | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20170204 Address after: Jiangdong Road Jianye District of Nanjing City, Jiangsu province 210019 C Wanda Center No. 108 Room 501 Patentee after: Jiangsu Wo Hui Industrial Technology Group Limited Address before: Suqian City, Jiangsu province Shuang'gou 223900 west of Sihong County Economic Development Zone No. 388 Patentee before: WOERDA ENVIRONMENTAL TECHNOLOGY JIANGSU CO., LTD. |
|
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20130605 Termination date: 20171101 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |