CN201198907Y - Intelligent thermostatic valve - Google Patents
Intelligent thermostatic valve Download PDFInfo
- Publication number
- CN201198907Y CN201198907Y CNU2008200869568U CN200820086956U CN201198907Y CN 201198907 Y CN201198907 Y CN 201198907Y CN U2008200869568 U CNU2008200869568 U CN U2008200869568U CN 200820086956 U CN200820086956 U CN 200820086956U CN 201198907 Y CN201198907 Y CN 201198907Y
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- valve
- water cavity
- water inlet
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- Temperature-Responsive Valves (AREA)
Abstract
The utility model provides an intelligent constant-temperature valve which is provided with a valve body and a valve core; the internal chamber of the valve body is divided into a hot water chamber mixed water chamber and a cold water chamber in sequence; the valve body is provided with a hot water inlet, a warm water outlet, a cold water inlet and a cold water outlet; the warm water outlet is assembled with a warm water outlet short connecting pipe; the cold water inlet is assembled with a cold water inlet short connecting pipe; two ends of the mixed water camber are respectively provided with a valve port; the valve core can pass through the mixed water chamber in a way of reciprocating in the axial direction of the mixed water chamber; furthermore, plugs at two ends are respectively adaptive to the valve ports at two ends of the mixed water chamber so as to control the proportion of cold water and hot water which enter the mixed water chamber; one end of the valve core is connected with a linear stepping motor which is arranged outside the valve body by a motor shaft; the warm water outlet short connecting pipe is internally provided with a warm water temperature sensor; the cold water inlet short connecting pipe is internally provided with water inlet flowmeter a water inlet flux sensor which is matched with the water inlet flowmeter; the valve has the advantages of strong generality, good constant-temperature control effect, reasonable and simple structure and good water mixing effect, and is especially applicable for electric water heater.
Description
Technical field
The utility model relates to electric water heater, and particularly a kind of hot water or cold water's ratio of can regulating automatically is to keep the intelligent thermostatic valve of effluent temperature constancy.
Background technique
The water-exit temperature of existing electric water heater is regulated generally by regulating manually.Using process is normally: at first plug electricity and make the water in the water tank be heated to uniform temperature, manual tune hot water or cold water water flow adjusts coolant-temperature gage then.Along with the decline of water temperature in the water tank, often need again manual tune hot water or cold water ratio and water flow to keep suitable water temperature.Because the inexactness of manual tune, the water temperature that will cause water temperature to be difficult to be adjusted to rapidly expectation had not only been lost time but also waste water resource, also had by the risk of scalding or suffering from cold, and it is very convenient and comfortable inadequately to allow the people feel to use.For this reason, multiple improved design has appearred.These improve and are divided into two big classes substantially.The one, adopt the mechanical type thermostatic valve, as Chinese patent CN200420014468.8 disclosed " can set the constant-temperature effluent electric water heater of water-exit temperature " and CN200420082840.9 disclosed " electric water heater constant temperature weighing apparatus pressure-controlled device " etc., mainly be by realizing cold as temperature transducer with thermosensitive element, the automatic adjusting of water valve aperture and realize thermostatically control, but, because the interior water temperature of water heater is the big characteristics of Pitching in use, cause it to be difficult to reach all the time gratifying constant temperature effect, when public pipe network water pressure or water flow fluctuation are big, more be difficult to the constant temperature effect that reaches satisfied especially.The 2nd, attempt by adopting electron controls technology to realize the fully-automatic thermostatic adjusting, as Chinese patent CN200720120008.7 disclosed " full-automatic constant temperature and constant current electric water heater " etc., this class main problem at present is the structure more complicated, and normally The whole control system and thermostatically controlled mechanical structure all are installed in the housing of water heater with discrete form, volume exclusion is big, structure is very unreasonable, particularly can't be used for having installed the transformation of water supply of water heater system, more can't realize thermostatic control system general in variety classes, specification electric water heater.
The model utility content
Technical problem to be solved in the utility model is to provide a kind of highly versatile and the effective intelligent thermostatic valve of thermostatically control at above-mentioned prior art present situation.
Another technical problem to be solved in the utility model be provide a kind of highly versatile at above-mentioned prior art present situation, thermostatically control is effective and rational in infrastructure, mix the effective intelligent thermostatic valve of water.
The utility model solves the problems of the technologies described above the technological scheme that is adopted: this intelligent thermostatic valve, have valve body and spool, the two ends that it is characterized in that described body cavity are respectively hot water cavity and cold water cavity, middle is to mix water cavity, and the two ends of mixing water cavity communicate with hot water cavity and cold water cavity respectively; Position corresponding to hot water cavity on the valve body is provided with hot water inlet, be provided with the warm water outlet corresponding to the position of mixing water cavity, warm water outlet is equipped with warm water outlet nipple, is provided with cooling water inlet and cooling water outlet corresponding to the position of cold water cavity, and cooling water inlet is equipped with the cooling water inlet nipple; The two ends of described mixing water cavity are provided with valve port, described spool mixes in the water cavity being installed on along the mode that the mixing water cavity axially moves back and forth, and the plug at its two ends is suitable with the valve port that mixes the water cavity two ends respectively, enters hot water or cold water's ratio of mixing water cavity with control; One end of described spool is connected by the motor shaft straight line type stepper motor outer with being located at valve body; In the described warm water outlet nipple warm water temperature sensor is installed, so that the monitoring warm water temperature; Discharge meter and supporting discharge sensor are installed in the described cooling water inlet nipple.Also the flow-disturbing piece can be installed in the described warm water outlet nipple, so that hot water or cold water's mixing is more even.The utility model adopts the stepper motor driven valve core, can very convenient and promptly regulate hot water or cold water's ratio, thereby thermostatically control is effective.In actual use, this intelligent thermostatic valve and responsible (as circuit board, single-chip microcomputer and the operators etc.) such as controllers that receive, handle each sensor signal and control step motor action can be integrated in the housing, both being convenient to water heater manufacturer is directly adopted its constituent element as water heater, the Consumer of also being convenient to existing water heater reequips as a single-piece it to existing water heater, thereby versatility is very strong.The purpose that is fit into water ga(u)ge and supporting discharge sensor in the cooling water inlet nipple is to give in other words to stepper motor keying signal of controller of control step motor action, promptly having has water to flow through that stepper motor just gives unlatching under the situation in the pipe, otherwise then close, in order to avoid stepper motor is in running order all the time.
As improved technological scheme, described hot water inlet is equipped with the hot water inlet nipple, in this hot water inlet nipple hot water temperature's sensor is installed; In the described cooling water inlet nipple cold water temperature sensor is installed, so that come the regulating spool position according to hot water or cold water's temperature and flow more accurately, constant warm water water-exit temperature simultaneously, also is more convenient for the utility model thermostatic valve is used as a single-piece.On this basis, can also assemble the cooling water outlet nipple at described cooling water outlet, and in this cooling water outlet nipple, water flow meter and supporting water flow sensor are installed, to improve as further.
Have annular groove on the plug at described spool two ends, annular groove is embedded with O-ring seals, and this structure helps the installation of spool and guarantees the accurate adjusting of spool to valve port opening, and structure is very simple.
Be set with a roughly cylindrical circular inserts in the described mixed water cavity, be provided with sealing configuration between the periphery wall of inserts and the described valve interior wall to intercept described cold water cavity and described hot water cavity, the inserts openings at two ends is described valve port; One end of this inserts is limited in the interior shoulder that mixes water cavity, and the other end is tight against by a supporting element, and this supporting element is then located by the valve end plug.This structure has simple in structure, the characteristics that are easy to assemble.
The periphery at described inserts two ends has bulge loop, and described sealing configuration comprises the circular groove that bulge loop is provided with and is inlaid in the interior seal ring of this circular groove; The sidewall of described inserts is provided with through hole, and the outlet of described warm water is with this through hole and is staggeredly arranged, therefore the interior mixing water cavity and the outer water cavity that mixes that are interlinked to the outside in being separated into and with described mixing water cavity, mix water cavity wherein and refer to cavity between described inserts inwall and the described spool, refer to cavity between described inserts periphery wall and the described valve interior wall and mix water cavity outward.The design of inside and outside mixed water cavity and warm water outlet and the design that through hole is staggeredly arranged help hot water or cold water's abundant mixing, and realize the simple in structure of this effect.
Compared with prior art, advantage of the present utility model is:
Therefore the utility model intelligent thermostatic valve has highly versatile, effective, rational in infrastructure and simple, the mixed water good effectiveness of thermostatically control.
Description of drawings
Fig. 1 is the utility model embodiment one a structural representation.
Fig. 2 is the utility model embodiment one a schematic diagram of movements.
Fig. 3 is the utility model embodiment two a structural representation.
Fig. 4 is the utility model embodiment two a schematic diagram of movements.
Embodiment
Embodiment describes in further detail the utility model below in conjunction with accompanying drawing.
Embodiment one
As shown in Figure 1, the present embodiment intelligent thermostatic valve has valve body 1 and spool 13, have blind hole shape valve pocket in the valve body 1, valve pocket is divided into three parts, i.e. the hot water cavity 2 at two ends and cold water cavity 3, and the mixing water cavity 4 in the middle of being positioned at, and the two ends of mixing water cavity 4 communicate with hot water cavity 2 and cold water cavity 3 respectively; Position corresponding to hot water cavity 2 on the valve body 1 is provided with hot water inlet, hot water inlet is equipped with hot water inlet nipple 5, be provided with the warm water outlet corresponding to the position of mixing water cavity 4, the warm water outlet is equipped with warm water outlet nipple 6, position corresponding to cold water cavity 3 is provided with cooling water inlet and cooling water outlet, and cooling water inlet and cooling water outlet are respectively fitted with cooling water inlet nipple 7 and cooling water outlet nipple 8; In the described warm water outlet nipple 6 warm water temperature sensor 9 and flow-disturbing piece 10 are installed, and flow-disturbing piece 10 is arranged between warm water outlet and the warm water temperature sensor 9; Discharge meter 11 and supporting discharge sensor 12 are installed in the described cooling water inlet nipple 7.
The two ends of described mixing water cavity 4 are provided with valve port, described spool 13 mixes in the water cavity 4 being installed on along the mode that mixing water cavity 4 axially moves back and forth, and have annular groove on the plug 131 at its two ends, annular groove is embedded with O-ring seals 132, the plug 131 at two ends and on 132 of O-ring seals suitable with the valve port that mixes water cavity 4 two ends respectively, enter hot water or cold water's ratio of mixing water cavity 4 with control; Spool 13 by the hot water cavity end by motor shaft 141 be located at valve body 1 straight line type stepper motor 14 outward and be connected.
Be set with a roughly cylindrical circular inserts 15 in the described mixed water cavity 4, be provided with sealing configuration between the periphery wall of inserts 15 and described valve body 1 inwall to intercept described cold water cavity 3 and described hot water cavity 2, inserts 15 openings at two ends are described valve port; One end of this inserts 15 is limited in the interior shoulder that mixes water cavity 4, and the other end is tight against by a supporting element 16, and this supporting element 16 is then located by valve end plug 17.
The periphery at described inserts 15 two ends has bulge loop 151, and described sealing configuration comprises the circular groove that bulge loop 151 is provided with and is inlaid in the interior seal ring 152 of this circular groove; The sidewall of described inserts 15 is provided with through hole 153, and the outlet of described warm water is with this through hole 153 and is staggeredly arranged, therefore the interior mixing water cavity 41 and the outer water cavity 42 that mixes that are interlinked to the outside in being separated into and with described mixing water cavity 4, mix water cavity 41 wherein and refer to cavity between described inserts 15 inwalls and the described spool 13, refer to cavity between described inserts 15 periphery walls and described valve body 1 inwall and mix water cavity 42 outward.
Referring to Fig. 2, the operating principle that the present embodiment intelligent thermostatic valve is used for behind the electric water heater is as follows:
It should be noted that in schematic diagram of movements shown in Figure 2, the present embodiment intelligent thermostatic valve has given schematically illustrating with decomposed form.
In the water heater 21 water be heated to can serviceability temperature after, the user configures required warm water temperature on operator 18, open gondola water faucet end water regulating valve 19 then and emit warm water, at this moment, discharge sensor 11 in the cooling water inlet nipple 7 is about to signal and transfers to automatically controlled plate 20, warm water temperature sensor 9 in the warm water outlet nipple 6 also transfers to temperature signal automatically controlled plate 20, automatically controlled plate 20 is after receiving above-mentioned signal, promptly compare setting temperature and warm water temperature, and send work order to stepper motor 14 according to result relatively, adjusting enters and mixes the cold of water cavity 4, the hot water ratio, thereby make warm water temperature reach the temperature of setting, and in whole using process, keeping warm water temperature all the time with identical regulative mode is setting temperature.
Embodiment two
As shown in Figure 3, how present embodiment intelligent thermostatic valve and embodiment's one difference has been structure once:
In the described hot water inlet nipple 5 hot water temperature's sensor 22 is installed; In the described cooling water inlet nipple 7 cold water temperature sensor 23 is installed.Water flow meter 24 and supporting water flow sensor 25 are installed in the described cooling water outlet nipple 8.
As shown in Figure 4, the operating principle that the present embodiment intelligent thermostatic valve is used for behind the electric water heater is also basic identical with embodiment one, difference is more horn of plenty of signal that automatically controlled plate 20 receives, comprise the discharge of hot water temperature's signal, warm water temperature signal, cold water temperature signal, cold water and enter the cold water flow of water heater, thereby the concrete amount of the required adjusting of automatically controlled plate accurate Calculation stepper motor of being more convenient for, with accurate control warm water temperature.
Claims (7)
1. an intelligent thermostatic valve has valve body and spool, it is characterized in that the two ends of described body cavity are respectively hot water cavity and cold water cavity, and middle is to mix water cavity, and the two ends of mixing water cavity communicate with hot water cavity and cold water cavity respectively; Position corresponding to hot water cavity on the valve body is provided with hot water inlet, be provided with the warm water outlet corresponding to the position of mixing water cavity, warm water outlet is equipped with warm water outlet nipple, is provided with cooling water inlet and cooling water outlet corresponding to the position of cold water cavity, and cooling water inlet is equipped with the cooling water inlet nipple; The two ends of described mixing water cavity are provided with valve port, described spool mixes in the water cavity being installed on along the mode that the mixing water cavity axially moves back and forth, and the plug at its two ends is suitable with the valve port that mixes the water cavity two ends respectively, enters hot water or cold water's ratio of mixing water cavity with control; One end of described spool is connected by the motor shaft straight line type stepper motor outer with being located at valve body; In the described warm water outlet nipple warm water temperature sensor is installed; Discharge meter and supporting discharge sensor are installed in the described cooling water inlet nipple.
2. intelligent thermostatic valve according to claim 1 is characterized in that described hot water inlet is equipped with the hot water inlet nipple, in this hot water inlet nipple hot water temperature's sensor is installed; In the described cooling water inlet nipple cold water temperature sensor is installed.
3. intelligent thermostatic valve according to claim 2 is characterized in that described cooling water outlet is equipped with the cooling water outlet nipple, and water flow meter and supporting water flow sensor are installed in this cooling water outlet nipple.
4. according to claim 1 or 2 or 3 described intelligent thermostatic valves, it is characterized in that having annular groove on the plug at described spool two ends, annular groove is embedded with O-ring seals.
5. according to claim 1 or 2 or 3 described intelligent thermostatic valves, it is characterized in that in the described warm water outlet nipple flow-disturbing piece being installed.
6. according to claim 1 or 2 or 3 described intelligent thermostatic valves, it is characterized in that being set with in the described mixed water cavity a roughly cylindrical circular inserts, be provided with sealing configuration between the periphery wall of inserts and the described valve interior wall to intercept described cold water cavity and described hot water cavity, the inserts openings at two ends is described valve port; One end of this inserts is limited in the interior shoulder that mixes water cavity, and the other end is tight against by a supporting element, and this supporting element is then located by the valve end plug.
7. intelligent thermostatic valve according to claim 6 is characterized in that the periphery at described inserts two ends has bulge loop, and described sealing configuration comprises the circular groove that bulge loop is provided with and is inlaid in the interior seal ring of this circular groove; The sidewall of described inserts is provided with through hole, and the outlet of described warm water is with this through hole and is staggeredly arranged, therefore the interior mixing water cavity and the outer water cavity that mixes that are interlinked to the outside in being separated into and with described mixing water cavity, mix water cavity wherein and refer to cavity between described inserts inwall and the described spool, refer to cavity between described inserts periphery wall and the described valve interior wall and mix water cavity outward.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNU2008200869568U CN201198907Y (en) | 2008-05-07 | 2008-05-07 | Intelligent thermostatic valve |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNU2008200869568U CN201198907Y (en) | 2008-05-07 | 2008-05-07 | Intelligent thermostatic valve |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN201198907Y true CN201198907Y (en) | 2009-02-25 |
Family
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CNU2008200869568U Expired - Lifetime CN201198907Y (en) | 2008-05-07 | 2008-05-07 | Intelligent thermostatic valve |
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| Country | Link |
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| CN (1) | CN201198907Y (en) |
Cited By (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102720843A (en) * | 2012-06-04 | 2012-10-10 | 西安交通大学 | Large-diameter proportional pneumatic valve directly driven by alternating-current servo motor |
| CN103883755A (en) * | 2014-04-11 | 2014-06-25 | 肖芳葆 | Manual and automatic constant temperature type water mixing valve |
| WO2014187199A1 (en) * | 2013-05-24 | 2014-11-27 | 厦门松霖科技有限公司 | Lever type switching valve |
| CN105042173A (en) * | 2015-07-09 | 2015-11-11 | 邓洪盛 | Intelligent temperature-control water faucet |
| CN105782509A (en) * | 2016-01-27 | 2016-07-20 | 深圳市纳禾源科技有限公司 | Cold water and hot water mixture controlled valve and method for operating cold water and hot water mixture controlled valve |
| WO2016173334A1 (en) * | 2015-04-27 | 2016-11-03 | 张良寅 | Separation system for recycling cold water |
| CN108006275A (en) * | 2017-12-07 | 2018-05-08 | 湖北中瑞天恒节能科技发展有限公司 | Anti-backfire kitchen range |
| CN108050280A (en) * | 2017-12-07 | 2018-05-18 | 湖北中瑞天恒节能科技发展有限公司 | Gas valve and anti-backfire kitchen range |
| CN112815114A (en) * | 2021-02-10 | 2021-05-18 | 芜湖美的厨卫电器制造有限公司 | Thermostatic valve, water heater and water using equipment |
-
2008
- 2008-05-07 CN CNU2008200869568U patent/CN201198907Y/en not_active Expired - Lifetime
Cited By (12)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102720843A (en) * | 2012-06-04 | 2012-10-10 | 西安交通大学 | Large-diameter proportional pneumatic valve directly driven by alternating-current servo motor |
| CN102720843B (en) * | 2012-06-04 | 2013-07-10 | 西安交通大学 | Large-diameter proportional pneumatic valve directly driven by alternating-current servo motor |
| WO2014187199A1 (en) * | 2013-05-24 | 2014-11-27 | 厦门松霖科技有限公司 | Lever type switching valve |
| US9909684B2 (en) | 2013-05-24 | 2018-03-06 | Xiamen Solex High-Tech Industries Co., Ltd. | Lever type switch valve |
| CN103883755A (en) * | 2014-04-11 | 2014-06-25 | 肖芳葆 | Manual and automatic constant temperature type water mixing valve |
| WO2016173334A1 (en) * | 2015-04-27 | 2016-11-03 | 张良寅 | Separation system for recycling cold water |
| CN105042173A (en) * | 2015-07-09 | 2015-11-11 | 邓洪盛 | Intelligent temperature-control water faucet |
| CN105782509A (en) * | 2016-01-27 | 2016-07-20 | 深圳市纳禾源科技有限公司 | Cold water and hot water mixture controlled valve and method for operating cold water and hot water mixture controlled valve |
| CN105782509B (en) * | 2016-01-27 | 2018-04-24 | 深圳市纳禾源科技有限公司 | The controlled valve of mixed cold and hot water and the method for operating the valve |
| CN108006275A (en) * | 2017-12-07 | 2018-05-08 | 湖北中瑞天恒节能科技发展有限公司 | Anti-backfire kitchen range |
| CN108050280A (en) * | 2017-12-07 | 2018-05-18 | 湖北中瑞天恒节能科技发展有限公司 | Gas valve and anti-backfire kitchen range |
| CN112815114A (en) * | 2021-02-10 | 2021-05-18 | 芜湖美的厨卫电器制造有限公司 | Thermostatic valve, water heater and water using equipment |
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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: 20090225 Effective date of abandoning: 20080507 |