CN201306487Y - Self-operated dynamic flow balance electric two-way valve - Google Patents
Self-operated dynamic flow balance electric two-way valve Download PDFInfo
- Publication number
- CN201306487Y CN201306487Y CNU2008201759457U CN200820175945U CN201306487Y CN 201306487 Y CN201306487 Y CN 201306487Y CN U2008201759457 U CNU2008201759457 U CN U2008201759457U CN 200820175945 U CN200820175945 U CN 200820175945U CN 201306487 Y CN201306487 Y CN 201306487Y
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- loam cake
- spring
- flow
- valve
- valve body
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Abstract
The self-operated dynamic flow balance electric two-way valve comprises a valve body, a flow regulation unit, an upper cover valve disk assembly and a valve driver, wherein the upper cover valve disk assembly is fixedly connected with the valve body through a bolt and a spring pad; the valve driver is connected to the upper cover valve disk assembly through screw thread, characterized in that the flow regulation unit is positioned at the liquid inlet of the valve body, and integrates with the valve body. The utility model provides a self-operated dynamic flow balance electric two-way valve which has small resistance coefficient, reasonable and compact structure, controls real-timely flow passing through the valve at balance state, and has wide working pressure difference and high control precision, is mainly applied to air conditioning system of building and ends of industrial or civil water supply pipe network, so as to control the water flow passing through the end equipment and users, and achieve the purpose of flow balance of the ends of the pipe network and energy saving.
Description
Technical field
The utility model relates to a kind of electric valve of control flow rate, more particularly, relates to a kind of self-powering type dynamic flow balance electric two-way valve.
Background technique
In the different journey pipe network water system of heating, air-conditioning, 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.How to obtain the central air-conditioner technology of energy-conserving and environment-protective, efficient natural, paid more and more attention.The electric valve of existing Heating,Ventilating and Air Conditioning (HVAC) end use application does not generally have the function of the fluid flow that flows through valve being carried out dynamic adjustments, 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 main dependence on import of present domestic dynamic balance motor-driven two-way valve, price is very high, and part manufacturer production Counterfeit Item is also arranged, and its product operating pressure differential scope is little, flow control accuracy is low, and there is serious vibrating noise, can't satisfies the needs of actual engineering, from product structure, these products all are simply flow setting type equilibrium valve and stop valve combination, the resistance coefficient of valve is very big, and structure is also very big, is unfavorable for the engineering practical application.
The model utility content
The technical problems to be solved in the utility model is intended to overcome the deficiency of above-mentioned prior art, provide a kind of resistance coefficient little, rational in infrastructure, compact, make flow be controlled at state of equilibrium in real time by valve, the operating pressure differential wide ranges, the self-powering type dynamic flow balance electric two-way valve that control accuracy is high, be mainly used on the end of building heating ventilation air-conditioning system and industry or domestic water supply pipe network system, with the water flow of control flows, reach the purpose of the terminal flow equilibrium of pipe network, energy saving through end-equipment and user.
Self-powering type dynamic flow balance electric two-way valve of the present utility model, comprise valve body, flow regulating unit, loam cake mangetic core assembly and valve driver, described loam cake mangetic core assembly is fixedlyed connected with compression spring with screw with valve body, described valve driver is by being threaded on the loam cake mangetic core assembly, it is characterized in that: described flow regulating unit is positioned at the fluid input place of described valve body, forms a whole with valve body.
Self-powering type dynamic flow balance electric two-way valve of the present utility model is by optimizing the valve mechanism design, to be designed to integrative-structure by function and dynamic flow equilibrium function dexterously, do not change flow when making valve opening 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, compact structure, have wideer operating pressure differential scope and more accurate control accuracy, flow accuracy nominal value ± 3% in, be mainly used on the end of building heating ventilation air-conditioning system and industry or domestic water supply pipe network system, with the water flow of control flows, reach the terminal flow equilibrium of pipe network through end-equipment and user, the purpose of energy saving.
Description of drawings
Fig. 1 is the structure cross-sectional schematic of self-powering type dynamic flow balance electric two-way valve of the present utility model;
Fig. 2 is the STRUCTURE DECOMPOSITION cross-sectional schematic of the loam cake mangetic core assembly of self-powering type dynamic flow balance electric two-way valve of the present utility model.
Description of reference numerals
1. valve body 2. Flow-rate adjustment unit 3. spring shields 4. are regulated positioning block 5. springs
6. adjust pad 7. blocking-up sheets 8. catch 9. loam cakes 10. poppet shaft
11. loam cake plug 12. springs 13. pads 14. pads 15. sealing retainings
Circle 16.O type circle 17.O type circle 18.O type circle 19.O type circle 20.O
Type circle 21. spring collars 22. spring collars 23. screws 24. compression springs
Embodiment
Below in conjunction with accompanying drawing the utility model is described in further detail.
Self-powering type dynamic flow balance electric two-way valve of the present utility model as shown in Figure 1, comprise valve body 1, flow regulating unit, loam cake mangetic core assembly and valve driver, described loam cake mangetic core assembly is fixedlyed connected with compression spring with valve body 1 usefulness screw, described valve driver (not expression among the figure) is by being threaded on the loam cake mangetic core assembly, described flow regulating unit is positioned at the fluid input place of described valve body, forms a whole with valve body 1.
Described flow regulating unit comprises Flow-rate adjustment unit 2, spring shield 3, adjusting positioning block 4, spring 5, adjusts pad 6.In valve body 1, install and regulate positioning block 4, regulate on the positioning block 4 O type circle 16 is housed, guarantee to regulate the sealing of positioning block 4 and valve body 1.Flow-rate adjustment unit 2 passes adjusting positioning block 4 and slides along inner chamber, spring shield 3 is threaded with valve body 1 and is integral, O type circle 17 is housed on the spring shield 3, guarantee the sealing between spring shield 3 and the valve body 1, spring shield is equipped with spring 5 and adjusts pad 6 for 3 li, Flow-rate adjustment unit 2 can be free to slide along spring shield 3 inwalls, one step is arranged in the spring shield 3, play spacing and positioning action to Flow-rate adjustment unit 2, prevent that Flow-rate adjustment unit 2 from crossing the position, the metering orifice passage that the rear end of spring shield 3 has the blocking-up sheet 7 with the loam cake mangetic core assembly to match.Spring 5 is that the back customization is calculated and tested to process, by increasing and decreasing the initial position power and the minimum working pressure difference of the thickness energy Regulation spring of adjusting pad 6, regulates the effect that positioning block 4 can play location and startup curve location to Flow-rate adjustment unit 2.Flow adjustment curve hole on the sidewall in the Flow-rate adjustment unit 2, come out according to Flow characteristics and valve characteristic designing and calculating in its aperture, the fluid circular hole passage of after the top bit of Flow-rate adjustment unit 2 is equipped with through calculating and experimental verification, processing, the unique design in the flow adjustment curve hole of the fluid circular hole passage at first 2 tops of this Flow-rate adjustment and Flow-rate adjustment unit 2 sides, make the fluid passage smooth and easy rationally, can reduce the local resistance of valve in system, more energy-conservation, in addition because the reasonably optimizing of fluid passage, can effectively reduce vibration and noise, more energy-conservation, environmental protection.
Loam cake mangetic core assembly as shown in Figure 2 comprises: blocking-up sheet 7, catch 8, loam cake 9, poppet shaft 10, loam cake plug 11, spring 12, pad 13, pad 14, Sealing shield ring 15, O type circle 19, O type circle 20, spring collar 21, spring collar 22.Poppet shaft 10 is positioned at the center of loam cake mangetic core assembly, poppet shaft 10 is passed loam cake plug 11 and loam cake 9, and pass the catch 8 that is positioned at the loam cake mangetic core assembly successively and block sheet 7, columniform center hole on the blocking-up sheet 7 matches with poppet shaft 10, poppet shaft 10 bottoms are cylindrical, and its slightly larger in diameter can guarantee can not skid off after catch 8 and blocking-up sheet 7 are installed in the diameter of the center hole of blocking-up sheet 7, and the shaft shoulder of poppet shaft 10 directly contacts the transmission that has guaranteed active force with catch 8.Spring collar 22 snaps on the poppet shaft 10 and contacts the effect of playing the location with pad 13.In the inside of loam cake 9 effect that spring 12 plays return is housed, spring collar 21 snaps into retaining washer 14 on the poppet shaft 10, pad 14 compressions are placed on the effect that the interior spring 12 of loam cake plays the return spool, O type circle 19 is housed in the loam cake plug 11, Sealing shield ring 15 and loam cake plug 11 were to win to cooperate, Sealing shield ring 15 keeps off O type circle 19 in the seal groove of loam cake plug 11, sealing when guaranteeing poppet shaft 10 activities, O type circle 20 is housed on the loam cake plug 11, and O type circle 20 plays seal action when connecting when loam cake plug 11 and loam cake 9 screw.
The loam cake mangetic core assembly is connected on the valve body 1 by bolt.Four screws 23 of loam cake 9 and valve body 1 usefulness are fixedlyed connected with compression spring 24, and the inner chamber that O type circle 18 and valve body 1 are installed in the seal groove of loam cake 9 forms sealing, and guaranteeing does not have external leakage.Design is useful on the outside thread that connects valve driver on loam cake 9, is connected with the threaded connector of valve driver easily.
The flow regulating unit and the valve body of self-powering type dynamic flow balance electric two-way valve of the present utility model form a whole; The loam cake mangetic core assembly is connected on the valve body by bolt; Loam cake mangetic core assembly and valve driver form a whole dexterously by Optimal Structure Designing; Valve driver covers by on being threaded in, and realizes opening and closing function by the actuating valve mandrel.
The working principle of self-powering type dynamic flow balance electric two-way valve of the present utility model is as follows: when valve is not worked, the valve driver outage, the track bar of valve driver stretches out, promote poppet shaft 10 and drive blocking-up sheet 7, form sealing with the fluid output passage on the spring shield 3, valve is in normally off.
During valve working, provide a start signal by air-conditioner control system or controller, valve driver is switched on and is moved, and the track bar of valve driver shrinks, under the effect of the spring 12 of loam cake mangetic core assembly, poppet shaft 10 moves upward, and drives catch 8 and 7 motions of blocking-up sheet, opens the fluid passage on the spring shield 3, valve opening, by the adjusting of Flow-rate adjustment unit 2, system obtains required water flow and enters cold or the air heater coil pipe, for the room provides cold air or heating installation.When room temperature reached setting value, the control system output signal made the valve driver outage, and the track bar of valve driver promotes poppet shaft and makes valve closing, thereby by the cold water or the hot water that enter fan coil unit.
In the working procedure, the variation of system pressure is to exist constantly, the utility model product is by the effect of Flow-rate adjustment unit, when system pressure raises, the pressure that acts on Flow-rate adjustment unit top can increase, thereby destroyed original flow equilibrium, make flow that the trend of increase be arranged, yet the Flow-rate adjustment unit in the utility model is compressed in the cavity when pressure increases, the curve area of passage reduces, new flow equilibrium is set up in increase owing to elastic force under the effect of spring, through accurate Calculation and Regulation spring displacement amount, Flow-rate adjustment unit side Area under the curve variable quantity, relativeness between the pressure reduction variable quantity, make the water flow of the valve body of flowing through in certain pressure differential range, be definite value, vice versa, thereby reached the purpose of automatic adjusting flow, made constant flow in the scope of demarcating, eliminated the influence of system pressure fluctuation flow.Opening and closing by valve remain in the scope of setting temperature, have improved the comfort level in room.
Self-powering type dynamic flow balance electric two-way valve of the present utility model, by selecting suitable flow-pressure differential scope, can make the end of water system reach real-time transient equiliblium, the real realization regulated in real time automatically, incorporate compact structure design, make local resistance reduce to minimum, noise is reduced to minimum, has good stable and Economy.
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 (4)
1, self-powering type dynamic flow balance electric two-way valve, comprise valve body (1), flow regulating unit, loam cake mangetic core assembly and valve driver, described loam cake mangetic core assembly is fixedlyed connected with compression spring with screw with valve body (1), described valve driver is by being threaded on the loam cake mangetic core assembly, it is characterized in that: described flow regulating unit is positioned at the fluid input place of described valve body (1), forms a whole with valve body (1).
2, self-powering type dynamic flow balance electric two-way valve according to claim 1, it is characterized in that: flow regulating unit comprises Flow-rate adjustment unit (2), spring shield (3), regulate positioning block (4), spring (5), adjust pad (6), in valve body (1), install and regulate positioning block (4), regulate the O type circle (16) that guarantees to regulate positioning block (4) and valve body (1) sealing is housed on the positioning block (4), spring shield (3) is threaded with valve body (1) and is integral, spring shield (3) lining is equipped with spring (5) and is adjusted pad (6), Flow-rate adjustment unit (2) is free to slide along spring shield (3) inwall, there is pair Flow-rate adjustment unit (2) to play the step of spacing and positioning action in the spring shield (3), the 0 type circle (17) that guarantees the sealing between spring shield (3) and the valve body (1) is housed, the metering orifice passage that the rear end of spring shield (3) has the blocking-up sheet (7) with the loam cake mangetic core assembly to match on the spring shield (3).
3, self-powering type dynamic flow balance electric two-way valve according to claim 1, it is characterized in that: on the sidewall of described Flow-rate adjustment unit (2) the flow adjustment curve hole is arranged, fluid circular hole passage is arranged at the top of described Flow-rate adjustment unit (2).
4, self-powering type dynamic flow balance electric two-way valve according to claim 1, it is characterized in that: described loam cake mangetic core assembly comprises: blocking-up sheet (7), catch (8), loam cake (9), poppet shaft (10), loam cake plug (11), spring (12), pad (13), pad (14), Sealing shield ring (15), 0 type circle (19), O type circle (20), spring collar (21), spring collar (22); Poppet shaft (10) is positioned at the center of loam cake mangetic core assembly, poppet shaft (10) is passed loam cake plug (11) and loam cake (9), columniform center hole on the blocking-up sheet (7) matches with poppet shaft (10), after poppet shaft (10) is passed the catch (8) and blocking-up sheet (7) that is positioned at the loam cake mangetic core assembly successively, the slightly larger in diameter of the bottom of poppet shaft (10) is in the diameter of the center hole of blocking-up sheet (7), the poppet shaft (10) that snaps into spring collar (22) goes up and contacts with pad (13), in the inside of loam cake (9) spring (12) is housed, spring collar (21) snaps into poppet shaft (10) retaining washer (14) that comes up, pad (14) pressure spring (12) plays the effect of return spool, O type circle (19) is housed in the loam cake plug (11), Sealing shield ring (15) and loam cake plug (11) were to win to cooperate, Sealing shield ring (15) in the seal groove of loam cake plug (11), is equipped with O type circle (20) to O type circle (19) retaining on the loam cake plug (11).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNU2008201759457U CN201306487Y (en) | 2008-11-28 | 2008-11-28 | Self-operated dynamic flow balance electric two-way valve |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNU2008201759457U CN201306487Y (en) | 2008-11-28 | 2008-11-28 | Self-operated dynamic flow balance electric two-way valve |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN201306487Y true CN201306487Y (en) | 2009-09-09 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CNU2008201759457U Expired - Lifetime CN201306487Y (en) | 2008-11-28 | 2008-11-28 | Self-operated dynamic flow balance electric two-way valve |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN201306487Y (en) |
Cited By (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102032376A (en) * | 2010-12-30 | 2011-04-27 | 欧文托普阀门系统(北京)有限公司 | Dynamic balance regulating valve |
| CN101709801B (en) * | 2009-11-19 | 2011-05-04 | 浙江沃尔达铜业有限公司 | Dynamic differential pressure balanced control valve |
| CN103498955A (en) * | 2013-09-12 | 2014-01-08 | 绥中泰德尔自控设备有限公司 | Structure for regulating maximum flow value of dynamic balancing electric regulating valve |
| CN103542154A (en) * | 2013-10-12 | 2014-01-29 | 浙江盾安阀门有限公司 | Dynamic flow balance valve |
| CN104455612A (en) * | 2014-11-12 | 2015-03-25 | 浙江盾安阀门有限公司 | Dynamic flow balancing valve with low vibration |
| CN105546181A (en) * | 2015-11-13 | 2016-05-04 | 浙江盾安阀门有限公司 | Dynamic-balance electric two-way valve |
| CN105910336A (en) * | 2016-06-17 | 2016-08-31 | 泰州格灵电器制造有限公司 | One-way and both-way water flow control valve for cooling water way of solar heat pump |
| CN117267816A (en) * | 2023-11-03 | 2023-12-22 | 蓝航科技(廊坊)集团有限公司 | Efficient, energy-saving and stable central air conditioner bypass system and intelligent bypass valve |
-
2008
- 2008-11-28 CN CNU2008201759457U patent/CN201306487Y/en not_active Expired - Lifetime
Cited By (11)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101709801B (en) * | 2009-11-19 | 2011-05-04 | 浙江沃尔达铜业有限公司 | Dynamic differential pressure balanced control valve |
| CN102032376A (en) * | 2010-12-30 | 2011-04-27 | 欧文托普阀门系统(北京)有限公司 | Dynamic balance regulating valve |
| CN102032376B (en) * | 2010-12-30 | 2012-12-05 | 欧文托普阀门系统(北京)有限公司 | Dynamic balance regulating valve |
| CN103498955A (en) * | 2013-09-12 | 2014-01-08 | 绥中泰德尔自控设备有限公司 | Structure for regulating maximum flow value of dynamic balancing electric regulating valve |
| CN103498955B (en) * | 2013-09-12 | 2016-11-23 | 绥中泰德尔自控设备有限公司 | A kind of dynamic balance electric regulating valve peak flow values adjustment structure |
| CN103542154A (en) * | 2013-10-12 | 2014-01-29 | 浙江盾安阀门有限公司 | Dynamic flow balance valve |
| CN103542154B (en) * | 2013-10-12 | 2015-11-11 | 浙江盾安阀门有限公司 | A kind of dynamic flow balance valve |
| CN104455612A (en) * | 2014-11-12 | 2015-03-25 | 浙江盾安阀门有限公司 | Dynamic flow balancing valve with low vibration |
| CN105546181A (en) * | 2015-11-13 | 2016-05-04 | 浙江盾安阀门有限公司 | Dynamic-balance electric two-way valve |
| CN105910336A (en) * | 2016-06-17 | 2016-08-31 | 泰州格灵电器制造有限公司 | One-way and both-way water flow control valve for cooling water way of solar heat pump |
| CN117267816A (en) * | 2023-11-03 | 2023-12-22 | 蓝航科技(廊坊)集团有限公司 | Efficient, energy-saving and stable central air conditioner bypass system and intelligent bypass valve |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CX01 | Expiry of patent term |
Granted publication date: 20090909 |
|
| CX01 | Expiry of patent term |