CN100516605C - Mixed-regulation constant-temperature water valve - Google Patents
Mixed-regulation constant-temperature water valve Download PDFInfo
- Publication number
- CN100516605C CN100516605C CNB2007100285311A CN200710028531A CN100516605C CN 100516605 C CN100516605 C CN 100516605C CN B2007100285311 A CNB2007100285311 A CN B2007100285311A CN 200710028531 A CN200710028531 A CN 200710028531A CN 100516605 C CN100516605 C CN 100516605C
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- Prior art keywords
- water
- temperature
- mixed
- hot
- adjusting
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- G—PHYSICS
- G05—CONTROLLING; REGULATING
- G05D—SYSTEMS FOR CONTROLLING OR REGULATING NON-ELECTRIC VARIABLES
- G05D23/00—Control of temperature
- G05D23/01—Control of temperature without auxiliary power
- G05D23/13—Control of temperature without auxiliary power by varying the mixing ratio of two fluids having different temperatures
- G05D23/1393—Control of temperature without auxiliary power by varying the mixing ratio of two fluids having different temperatures characterised by the use of electric means
Abstract
The invention discloses a mixture adjusting constant temperature valve, which can make the pre-set temperature of outlet close to the temperature of cold or hot inlet and even the same, can work under great pressure differential of the hot and cold water, can regulate current flux, and machining the part of the water valve requires lower precision, also is convenient to assemble. Outside the valve body there's rotating drive whose output rotor pass through the round hole of the valve body and then is fixedly connected to the pendulum of water temperature adjusting blocks; On both sides of the reversed water temperature adjusting blocksthere're soft sealed pad which can joint cold, hot water adjusting joint respectively; There's mixture cavity between the water temperature adjusting blocks and mixture water tube; And also in the empty cavity of the valve body or in the mixture water tube, there's temperature sensor which is connected with the end of inputof the constant temperature control outside. The present invention is mainly installed at the outlet or theterminal outlet of the water storage water heater or the water heater in central system, so to mix the cold and hot water to the designated temperature quickly.
Description
Technical field
The present invention relates to fluid temperature modulating valve technical field, particularly a kind of mixed-regulation constant-temperature water valve that mixes the back fluid temperature of controlling by the mixed proportion of regulating different temperatures liquid at random.
Background technique
The Chinese patent communique discloses a kind of rotator type fluid temperature mixing modulating valve, its notification number is CN2348217, the mode that this mixing modulating valve adopts regulating block to swing between hot water or cold water's water intake end face, can prevent effectively the hot water incrustation scale from gathering and influence work even cause failure phenomenon to take place that the incrustation scale that has solved the electric-controlled type constant-temperature water valve gathers a difficult problem.Adopt the rotator type electromagnet, within the specific limits the hot and cold water inlet ratio of quick adjustment and reach the purpose of temperature adjustment.But the regulating block in the technique scheme is an en-block construction, it must be the integral rigidity part, even it is very high in each component processing precision, under the very tight situation of requirement of assembling, also difficulty makes regulating block end face and cold, the contact of hot-water line exit end face the time remains and to fit tightly and reach effect near sealing, even thereby increased manufacture cost, but when preset temperature and cold water or hot water temperature near the time still be difficult to regulate, the minimum temperature difference of consequently general water-exit temperature and entering water temp is all more than 2-3 ℃, when practical application, energy waste will be caused,, its effective water storage volume reducing will be equal to particularly for small-sized storage water heater.When modulating valve quits work, as hot water or cold water's hydraulic pressure not simultaneously, must add loaded check valve and just can avoid both channelling.Simultaneously, owing to adopt the rotator type electromagnet as its excessive velocities of rotation driving element, may cause the moment toning, and water outlet water temperature unstability, its pivot angle and the moment relation of being inversely proportional to, be that pivot angle is big, moment is little, the little then moment of pivot angle is big, when pivot angle hour, regulates flow and is restricted, when moment hour, bigger as hot water or cold water's pressure reduction, then be difficult to regulate, thereby pivot angle conditions each other also can make with moment and mixes modulating valve corresponding being restricted aspect the adaptability of adaptation hot water or cold water's pressure reduction and regulating water-quantity.In addition, above-mentioned patent is not provided with special mixed water cavity after in the hot water or cold water enters valve casing, because it regulates mouthful water velocity that flows out sometimes up to per second more than ten meters, thereby the hot water or cold water is flow through after the above distance of 60mm, just can fully mix, so, too near as the hot and cold mouth of a river of temperature transducer distance, then the detected water temperature of temperature transducer is different with the abundant mixed water temperature of hot water or cold water, so just can't realize the thermostatically control of water outlet, far away apart from the hot and cold mouth of a river as temperature transducer, the volume of valve body is also relatively large.
Summary of the invention
The object of the present invention is to provide a kind of part processing precision requirement relatively low, easy to assembly and also can make default water-exit temperature can with cold water or hot water entering water temp near in addition be the mixed-regulation constant-temperature water valve of zero temperature difference, it can also be worked under the bigger condition of hot water or cold water's pressure difference, under the little situation of water flow, also can stablize temperature adjustment, its volume is less, and the flow of adjusting current is bigger.
Technical solution proposed by the invention is such: a kind of mixed-regulation constant-temperature water valve, comprise valve body 14, water temperature adjusting 8, temperature transducer 6, described valve body 14 left sides, right both sides are respectively equipped with coaxial cold water pipe 1 and hot-water line 10, valve body 14 also is provided with mixed conduit 7, its medial axis and cold water pipe 1, the medial axis of hot-water line 10 is vertical, described cold water pipe 1, hot-water line 10 and mixed conduit 7 connect and form an inner cavity 13 mutually, this inner cavity 13 is provided with cold water and regulates a mouth 2 and hot water adjusting mouthful 11 corresponding water temperature adjusting 8, also be provided with temperature transducer 6 in the described valve body inner cavity 13 or in the mixed conduit 7, the temperature-sensitive signal of temperature transducer 6 is connected with the radiator valve input end of peripheral hardware, it is characterized in that: rotating driver 12 is equipped with in described valve body 14 outsides, and the circular hole of these rotating driver 12 output revolving shafts 4 hermetically passing valve bodies 14 valve walls is fixedlyed connected with the center of oscillation of water temperature adjusting 8; Described water temperature adjusting 8 is for splitting cone, and its both sides conical surface is equipped with soft sealing gasket 3,9 respectively, and can go to respectively and cold water adjusting mouth 2 and hot water adjusting mouthful 11 applyings; Between water temperature adjusting 8 and mixed conduit 7, be provided with and mix water cavity 15.
Described rotating driver 12 is a DC speed-reducing.Described rotating driver 12 is a stepper motor.Be provided with dividing plate 15-1 between described inner cavity 13 inherent water temperature adjusting 8 and the mixed conduit 7, form between this dividing plate 15-1 and the mixed conduit 7 and mix water cavity 15, also be provided with at least one perpendicular spoiler 15-2 that is contained on the dividing plate 15-1 in this mixed water cavity 15.The output revolving shaft 4 of described rotating driver 12 and be located between the circular hole of valve body 14 valve walls rubber seal 12-2 is housed.The positioning ring 12-1 concentric with output revolving shaft 4 is housed on the described rotating driver 12.The full swing angular range of described water temperature adjusting 8 is between 12 °-45 °.On valve body 14, its temp.-sensing head is loaded in mixed conduit 7 inner chambers or the mixed water cavity 15 described temperature transducer 6 by rubber gasket 6-1 sealing assembly.
During work, when mixed conduit 7 is connected, cold water pipe 1, hot-water line 10 have the hot water or cold water to flow into the inner cavity 13 of valve body 14 respectively, after mixing, the flow through temp.-sensing head of temperature transducer 6, when water-exit temperature is higher than preset temperature, water temperature adjusting 8 is driven to hot water by rotating driver 12 and regulates mouthful 11 swings, until hot water or cold water's ratio the mixing water temperature is equated with preset temperature.When the mixing water temperature still was higher than preset temperature, water temperature adjusting 8 continued to regulate mouthful 11 swings to hot water, fully hot water is regulated mouthful 11 complete closed until rubber gasket 9, and water-exit temperature equates this moment be that the temperature difference is zero with the cold water entering water temp; Otherwise when mixed water temperature was lower than preset temperature, water temperature adjusting 8 was regulated mouthful 2 swings to cold water, adjustment process continuously, automatically, overlay on cold water adjusting mouth 2 until rubber gasket 3, the cold water complete closed, this moment, water-exit temperature equated with the hot water entering water temp.When mixed conduit 7 turn-offs, when having pressure difference as the current in the hot and cold water pipe 1,10, circulating water between the hot and cold water pipe 1,10 water temperature that makes temperature transducer 6 sense that fails to be convened for lack of a quorum does not conform to preset temperature, final water temperature adjusting 8 can cold water regulate mouthfuls 2 or hot water regulate mouthful 11 sealings fully, promptly under cold water or water inlet of hot water are not set up the situation of safety check, can not make hot water or cold water's mutual channelling inner cavity 13 in yet.Rotating driver 12 as employing DC speed-reducing or stepper motor can make the pivot angle of water temperature adjusting 8 and moment strengthen, and promptly can strengthen the hot water or cold water and regulate mouthful diameter and strengthen its adjusting flow, and can use under the bigger occasion of hot water or cold water's pressure reduction.Spoilers can make the hot water or cold water just can fully mix in mixed water cavity 15 in the water cavity 15 owing to mix, thereby the temp.-sensing head of temperature transducer 6 can be installed in the mixed water cavity 15, make valve volume do very for a short time.
Compared with prior art, the present invention has following remarkable result:
(1) the present invention is owing to adopted the structure that both sides are installed rubber gasket respectively on water temperature adjusting 8, need not too high machining accuracy or complicated assembly technology, can make water temperature adjusting 8 regulate mouth 11 with cold water adjusting mouth 2 or hot water fits until it is sealed fully, thereby both reduced manufacture cost, also making the cold water of inflow or the difference of hot water temperature and preset temperature is zero.
(2) when there is pressure difference in the hot water or cold water who flows into,, can not cause the mutual channelling of hot water or cold water in the valve body after turn-offing mixed conduit this moment even greater than 0.3Mpa yet.
When (3) adopting DC speed-reducing or stepper motor as rotating driver, because water temperature adjusting 8 maximum pendulum angles can reach 45 °, thereby the adjusting mouth of same bore, its flow can greatly increase, and the moment of the rotator type electromagnet under the comparable same current driving of the moment of torsion of DC speed-reducing or stepper motor is big more than 10 times, thereby, suitably strengthening the bore of regulating mouth just can make the adjusting flow of this water valve greatly increase, simultaneously, also be adapted at the bigger occasion work of hot and cold water pressure difference, for example, cold, heat hydraulic pressure's difference can be greater than 0.3Mpa, if adopt the rotator type electromagnet as rotating driver, then only be adapted at cold, heat hydraulic pressure's difference is less than the occasion work of 0.1Mpa.
(4) adopt DC speed-reducing or stepper motor as rotating driver,, both saved electric energy, the temperature adjustment unstable phenomenon that can produce when adopting the rotator type electromagnet to make actuator can not take place yet because of its operating position need not to provide electric current when constant.
(5) adopt DC speed-reducing or stepper motor as rotating driver, can go out current smooth working in the above scope of 1L/min to 30L/min.
(6) owing to be provided with mixed water cavity 15 in inner cavity 13, the hot water or cold water can just can fully mix in mixing water cavity, mixes water cavity 15 so can directly be installed on the temp.-sensing head of temperature transducer 6
The present invention mainly is installed on water heater waterexit end or terminal water supplying mouth place in storage water heater or the central heating water system, and the hot water or cold water is mixed into predetermined water-exit temperature rapidly.
Description of drawings
Fig. 1 is the mixed-regulation constant-temperature water valve structural representation of one embodiment of the invention.
Fig. 2 is the A-A sectional view of Fig. 1.
Embodiment
By following embodiment the present invention is further elaborated.
Referring to Fig. 1, shown in Figure 2, a kind of mixed-regulation constant-temperature water valve is made up of the mixed flow radiator valve of valve body 14, water temperature adjusting 8, rotating driver 12, temperature transducer 6 and peripheral hardware.Valve body 14 and arranged on left and right sides are respectively equipped with cold water pipe 1 and the hot-water line 10 that is positioned on the same medial axis, the medial axis of the mixed conduit 7 of valve body 14 is vertical mutually with the medial axis of hot and cold water pipe 1,10, and cold water pipe 1, hot-water line 10 and mixed conduit 7 connect and form inner cavity 13 mutually in valve body 14.The water temperature adjusting 8 of splitting taper is equipped with in inner cavity 13 interior central authorities, and its rotating shaft core is positioned on the medial axis, and its both sides conical surface is fixed with rubber gasket 3,9 respectively, and can go to respectively and cold water adjusting mouth 2 and hot water adjusting mouthful 11 applyings.The dividing plate 15-1 of level is housed between inner cavity 13 inherent water temperature adjusting 8 and the mixed conduit 7, forms between this dividing plate 15-1 and the mixed conduit 7 and mix water cavity 15, also be provided with two perpendicular spoiler 15-2 that are contained on the dividing plate 15-1 in this mixed water cavity 15.Rotating driver 12 is packed in valve body 14 outsides, the circular hole that its output revolving shaft 4 passes valve body 14 valve walls is connected with the center of oscillation of water temperature adjusting 8, between the circular hole of output revolving shaft 4 and valve body 14 valve walls rubber gasket 12-2 is housed, the positioning ring 12-1 concentric with output revolving shaft 4 is housed on rotating driver 12, and water temperature adjusting 8 is anchored on the output revolving shaft 4 by screw 5.Water temperature adjusting 8 is around the shaft 4 when swinging to terminal point, respectively with cold water regulate mouthfuls 2 or hot water regulate mouthfuls 11 and fit.Temperature transducer 6 is contained on the valve body 14 by rubber gasket 6-1 sealing, and its temp.-sensing head is loaded in the mixed water cavity 15 in the valve body inner cavity 13.
The rotating driver 12 of present embodiment adopts DC speed-reducing, its reduction speed ratio is 300, the pivot angle of water temperature adjusting 8 is 36 °, and when the hot water or cold water of circle regulated mouthfuls 2,11 diameter and gets Φ 7mm respectively, its mixing water water flow can reach 15 liters of per minutes under 0.1MPa hydraulic pressure.Because pressing to circular hot water or cold water, water temperature adjusting 8 regulates mouthfuls 2,11 radial pressure greater than 20 Ns, but thereby in hot water or cold water's pressure reduction proper functioning still during greater than 0.3Mpa.
When the water outlet switch opens of mixed conduit 7, cold, hot water flows into from cold water pipe 1 and hot-water line 10 respectively, when the water temperature signal of passing to the radiator valve of peripheral hardware when temperature transducer 6 is higher than preset temperature, radiator valve provides current to DC speed-reducing 12, drive water temperature adjusting 8 through the rotating shaft after slowing down 4 and regulate mouthful 11 swings to hot water, reduce in the gap that makes rubber gasket 9 and hot water regulate mouth 11, and rubber gasket 3 strengthens with the gap that cold water is regulated mouth 2, thereby change cold, the water outlet proportion of hot water fully mixes both in minimum distance through overmulling water cavity 15 again.When hot water or cold water's water outlet proportion just made the mixing water temperature identical with preset temperature, water temperature adjusting 8 stopped swinging.When the mixing water temperature still is higher than preset temperature, then water temperature adjusting 8 will be regulated mouthful 11 a directions swing to hot water always, overlay hot water until rubber gasket 9 and will regulate mouthfuls 11, till the hot water effluent is blocked fully.Otherwise, when the mixing water temperature is lower than preset temperature, water temperature adjusting 8 is regulated mouthful 2 a directions swing to cold water, still be lower than preset temperature as the mixing water temperature, then water temperature adjusting 8 is regulated mouthful 2 a directions swing to cold water always, regulate mouth 2 until making rubber gasket 3 overlay cold water, till the cold water water outlet is blocked fully.
Behind mixed conduit 7 port closings, there is the temperature difference as the hot water or cold water who flows into from hot and cold water pipe 1,10, then hot water or cold water's mutual channelling meeting makes valve body inner cavity 13 interior water temperatures change, when temperature transducer 6 temp.-sensing heads are sensed water temperature and preset temperature when inconsistent, rubber gasket 9 or 3 on the water temperature adjusting 8 finally can overlay hot water or cold water and regulate mouth 11 or 2, can not channelling until the hot water or cold water.
Be contained in and make water temperature adjusting 8 realize accurately location with the concentric positioning ring 12-1 of rotating shaft 4 on the rotating driver 12.
Claims (8)
1, a kind of mixed-regulation constant-temperature water valve, comprise valve body (14), water temperature adjusting (8), temperature transducer (6), described valve body (a 14) left side, right both sides are respectively equipped with coaxial cold water pipe (1) and hot-water line (10), valve body (14) also is provided with mixed conduit (7), its medial axis and cold water pipe (1), the medial axis of hot-water line (10) is vertical, described cold water pipe (1), hot-water line (10) and mixed conduit (7) connect and form an inner cavity (13) mutually, this inner cavity (13) is provided with cold water and regulates mouthful (2) and hot water adjusting mouthful (a 11) corresponding water temperature adjusting (8), also be provided with temperature transducer (6) in the described valve body inner cavity (13) or in the mixed conduit (7), the temperature-sensitive signal of temperature transducer (6) is connected with the radiator valve input end of peripheral hardware, it is characterized in that: rotating driver (12) is equipped with in described valve body (14) outside, and the circular hole of this rotating driver (12) output revolving shaft (4) hermetically passing valve body (14) valve wall is fixedlyed connected with the center of oscillation of water temperature adjusting (8); Described water temperature adjusting (8) is for splitting cone, and its both sides conical surface is equipped with soft sealing gasket (3,9) respectively, and can go to respectively and cold water adjusting mouthful (2) and hot water adjusting mouthful (11) applying; Between water temperature adjusting (8) and mixed conduit (7), be provided with mixed water cavity (15).
2, mixed-regulation constant-temperature water valve according to claim 1 is characterized in that: described rotating driver (12) is a DC speed-reducing.
3, mixed-regulation constant-temperature water valve according to claim 1 is characterized in that: described rotating driver (12) is a stepper motor.
4, mixed-regulation constant-temperature water valve according to claim 1, it is characterized in that: be provided with dividing plate (15-1) between inherent water temperature adjusting of described inner cavity (13) (8) and the mixed conduit (7), form between this dividing plate (15-1) and the mixed conduit (7) and mix water cavity (15), also be provided with at least one perpendicular spoiler (15-2) that is contained on the dividing plate (15-1) in this mixed water cavity (15).
5, mixed-regulation constant-temperature water valve according to claim 1 is characterized in that: the output revolving shaft (4) of described rotating driver (12) and be located between the circular hole of valve body (14) valve wall rubber seal (12-2) is housed.
6, mixed-regulation constant-temperature water valve according to claim 1 is characterized in that: the positioning ring (12-1) concentric with output revolving shaft (4) is housed on the described rotating driver (12).
7, mixed-regulation constant-temperature water valve according to claim 1 is characterized in that: the full swing angular range of described water temperature adjusting (8) is between 12 °-45 °.
8, mixed-regulation constant-temperature water valve according to claim 1 is characterized in that: on valve body (14), its temp.-sensing head is loaded in mixed conduit (7) inner chamber or the mixed water cavity (15) described temperature transducer (6) by rubber gasket (6-1) sealing assembly.
Priority Applications (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNB2007100285311A CN100516605C (en) | 2007-06-04 | 2007-06-04 | Mixed-regulation constant-temperature water valve |
| PCT/CN2008/000804 WO2008148290A1 (en) | 2007-06-04 | 2008-04-18 | Mixture adjusting constant temperature water valve |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNB2007100285311A CN100516605C (en) | 2007-06-04 | 2007-06-04 | Mixed-regulation constant-temperature water valve |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN101070925A CN101070925A (en) | 2007-11-14 |
| CN100516605C true CN100516605C (en) | 2009-07-22 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CNB2007100285311A Expired - Fee Related CN100516605C (en) | 2007-06-04 | 2007-06-04 | Mixed-regulation constant-temperature water valve |
Country Status (2)
| Country | Link |
|---|---|
| CN (1) | CN100516605C (en) |
| WO (1) | WO2008148290A1 (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2012006921A1 (en) * | 2010-07-14 | 2012-01-19 | Pan Zhaokeng | Mixing adjusting thermostatic water valve with pressure balancing device |
Families Citing this family (14)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN100516605C (en) * | 2007-06-04 | 2009-07-22 | 潘兆铿 | Mixed-regulation constant-temperature water valve |
| CN101936424B (en) * | 2010-08-17 | 2011-11-30 | 周玉林 | Method for regulating temperature of fluid outputted by temperature-regulating liquid supply equipment |
| CN102221111A (en) * | 2011-03-28 | 2011-10-19 | 南京梅山冶金发展有限公司 | Temperature control pressure valve and temperature control pressure valve for coke oven |
| CN202165668U (en) * | 2011-07-14 | 2012-03-14 | 谭仲禧 | Energy control valve for tail end of central air conditioning system |
| CN104776250A (en) * | 2015-04-29 | 2015-07-15 | 河南师范大学 | Intelligent constant-temperature water outlet control device |
| CN104989849A (en) * | 2015-06-11 | 2015-10-21 | 芜湖美的厨卫电器制造有限公司 | Water mixing valve, water heater, water system and water temperature regulating method |
| CN105715853B (en) * | 2016-03-16 | 2018-07-31 | 佛山市禅城区星火燃气具电子有限公司 | A kind of interior mixed-regulation constant-temperature water valve installed of water-storage electric heater |
| CN105650304B (en) * | 2016-03-31 | 2018-06-12 | 佛山市禅城区星火燃气具电子有限公司 | A kind of mixed-regulation constant-temperature water valve of water-storage electric heater exterior |
| CN106361153A (en) * | 2016-11-29 | 2017-02-01 | 冯彦 | Direct drinking type water boiler |
| CN106705408B (en) * | 2016-12-29 | 2022-09-09 | 宁波方太厨具有限公司 | Rapid water mixing device and application thereof |
| CN107940023B (en) * | 2017-11-22 | 2019-08-09 | 董智超 | Automatic Water temperature regulating mixed water valve device |
| CN108547976A (en) * | 2018-06-22 | 2018-09-18 | 陶爱珍 | A kind of intelligent constant-temperature adjusting Numerical control valve |
| CN111749945B (en) * | 2020-06-29 | 2021-05-11 | 浙江大学 | Sheet type hydraulic stepping driver based on high-speed switch valve and control method thereof |
| CN113758022B (en) * | 2021-09-13 | 2023-05-30 | 厦门阿玛苏电子卫浴有限公司 | Control method of constant-temperature integrated efficient water heater |
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| US4627567A (en) * | 1984-12-04 | 1986-12-09 | Mtu Friedrichshafen Gmbh | Pivotal slide valve |
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| US9377112B2 (en) | 2010-07-14 | 2016-06-28 | Zhaokeng Pan | Mixing adjusting thermostatic water valve with pressure balancing device |
Also Published As
| Publication number | Publication date |
|---|---|
| WO2008148290A1 (en) | 2008-12-11 |
| CN101070925A (en) | 2007-11-14 |
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