CN103983019A - Intelligent water mixing control device, intelligent water mixing control device method and water heater - Google Patents
Intelligent water mixing control device, intelligent water mixing control device method and water heater Download PDFInfo
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- CN103983019A CN103983019A CN201410167918.5A CN201410167918A CN103983019A CN 103983019 A CN103983019 A CN 103983019A CN 201410167918 A CN201410167918 A CN 201410167918A CN 103983019 A CN103983019 A CN 103983019A
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Abstract
The invention provides an intelligent water mixing control device, an intelligent water mixing control device method and a water heater. The intelligent water mixing control device comprises a receiving unit, at least one hot-water water inlet, at least one cold-water water inlet, a detection unit and a controller, wherein the receiving unit is used for receiving an input set temperature; the at least one hot-water water inlet is used for providing hot water; the at least one cold-water water inlet is used for providing cold water; the detection unit is used for detecting the temperature of the hot-water water inlet, the temperature of the cold-water water inlet and the temperature of a mixed-water water outlet, and sending the multiple temperatures to the controller; the controller is used for controlling the water supply amounts of the hot-water water inlet and the cold-water water inlet according to the set temperature, the temperature of the hot-water water inlet and the temperature of the cold-water water inlet, so that the temperature of the mixed-water water outlet is equal to the set temperature; the hot-water water inlet, the cold-water water inlet and the mixed-water water outlet are connected in a three-way manner. With the adoption of the technical scheme, the intelligent adjustment of the water supply temperature can be realized; meanwhile, a water returning problem in the process of adjusting the water supply temperature is solved, and water resources and electric power resources are saved.
Description
Technical field
The present invention relates to heating and ventilating equipment field, in particular to a kind of intelligent water mixing control device, a kind of intelligent water mixing control method and a kind of hot water machine.
Background technology
In hotel, club, family and other need the place of warm water (between hot water and cold water), when needs warm water, usually need the quantity delivered of manual adjustments hot water and cold water to regulate the temperature supplying water, so not only regulate very inconvenient, easily cause supplying water overheated or excessively cold, and regulate the process of hot water and cold water output can waste user's time and a large amount of water resources, in addition, if hot water resource of water supply is distant apart from water supply delivery port, and for a long time not during supplying hot water, because the heat-insulating property of hot water pipe is poor, a part of hot water in hot water pipe also can become cold water, and this part cold water often all can be wasted in temperature adjustment process, cause great water resource waste.
For this problem, mainly by following two kinds of solutions:
Scheme one, is used water admixing device, according to the coolant-temperature gage of using of user's setting, automatic water-mixing, make supply water temperature reach user's demand temperature, but this device can not solve backwater problem, in the process that regulates supply water temperature, still can cause a large amount of water resource waste.
Scheme two: a kind of water recovery apparatus, can solve backwater problem, but there is no water admixing device, can not regulate the temperature of water supply, and the device of above two schemes is all intelligent not, can not be according to user's demand, for user provides the hot water that temperature is suitable, also not environmental protection and energy saving, cause the significant wastage of water resource and electric power resource.
Therefore, how can when intelligence regulates supply water temperature, solve backwater problem and become technical problem urgently to be resolved hurrily at present.
Summary of the invention
The present invention is intended at least solve one of technical problem existing in prior art or correlation technique.
For this reason, one object of the present invention has been to propose a kind of intelligent water mixing control device that can solve backwater problem when intelligence regulates supply water temperature.
Another object of the present invention is to have proposed a kind of intelligent water mixing control method.
Another object of the present invention is to have proposed a kind of hot water machine.
For achieving the above object, embodiment according to a first aspect of the invention, has proposed a kind of intelligent water mixing control device, comprising: receiving element, for receiving the design temperature of input; At least one water inlet of hot water, for providing hot water to described intelligent water mixing control device; At least one cold water inlet, for providing cold water to described intelligent water mixing control device; Detecting unit, be connected to described water inlet of hot water, described cold water inlet and mixed water delivery port, for detection of the temperature of described water inlet of hot water,, the temperature of the temperature of described cold water inlet and described mixed water delivery port, and described a plurality of temperature are sent to controller; Described controller, be connected to described receiving element and described detecting unit, be used for according to the temperature of the temperature of described design temperature, described water inlet of hot water and described cold water inlet, control the output of described water inlet of hot water and described cold water inlet, so that the temperature of described mixed water delivery port equals described design temperature, wherein, threeway is connected with described mixed water delivery port for described water inlet of hot water, described cold water inlet.
Intelligent water mixing control device according to an embodiment of the invention, by detecting the temperature of water inlet of hot water and the temperature of cold water inlet, and according to the temperature of water inlet of hot water, the temperature of cold water inlet and need the design temperature of water to control the output of water inlet of hot water and cold water inlet, the intelligence that has realized on the one hand supply water temperature regulates, water inlet of hot water on the other hand, threeway is connected cold water inlet with mixed water delivery port, do not use the valve body of retaining, can realize the quick adjustment of mixed water delivery port supply water temperature, shortened the adjusting time of supply water temperature, only need the coolant-temperature gage of using of setting demand, the water of design temperature can be provided, with in prior art, need manual adjustments supply water temperature and compare, not only easy to operate but also supply water temperature can intelligence regulate, avoided the problem that it is overheated or excessively cold that mixed water delivery port supplies water.
Wherein, hot water feed water inlet, cold water inlet and mixed water delivery port can be one or more, certainly, when hot water feed water inlet and/or cold water inlet are while being a plurality of, need to detect respectively the temperature of a plurality of water inlet of hot water and the temperature of a plurality of cold water inlets, when supplying water, a plurality of water inlet of hot water and a plurality of cold water inlet can selectively supply water, also can select by a water inlet of hot water or a plurality of water inlet of hot water supplying hot water, select by a cold water inlet or a plurality of cold water inlet feeding cold water.
In addition, intelligent water mixing control device according to the above embodiment of the present invention, can also have following additional technical characterictic:
According to one embodiment of present invention, described detecting unit comprises at least one temperature sensor.
Intelligent water mixing control device according to an embodiment of the invention, by being arranged on a plurality of temperature sensors at water inlet of hot water, cold water inlet and mixed water out place, the temperature of water inlet of hot water to be detected, the temperature of the temperature of cold water inlet and mixed water delivery port, according to the temperature fine adjustment water inlet of hot water of the temperature of water inlet of hot water and cold water inlet and the output of cold water inlet, can shorten the mixed water time used, reduce the waste of water resource.
Wherein, it should be noted that, if only a temperature sensor is set at mixed water water outlet, also the equal set temperature sensor not in hot water water inlet and cold water inlet place, still can be according to the output of the mixed temperature of water delivery port and the relation of design temperature adjusting water inlet of hot water and cold water inlet, specifically, when the temperature of mixed water delivery port is greater than design temperature, reduce the output of water inlet of hot water and/or the output of increase cold water inlet, when the temperature of mixed water delivery port is less than design temperature, increase the output of water inlet of hot water and/or reduce the output of cold water inlet, repeatedly regulate the output of water inlet of hot water and cold water inlet, until mixed water delivery port temperature equals (to approximate, for example: differ 1 ℃) design temperature, may be slightly long but the mixed water delivery port temperature of adjusting equals the time of design temperature, therefore, as preferred embodiment comparatively, can be at water inlet of hot water, cold water inlet and the equal set temperature sensor of mixed water water outlet.
Certainly, those skilled in the art should be understood that, temperature sensor can be arranged on the pipeline outside of water inlet and delivery port, the temperature of indirect detection water inlet and the temperature of delivery port, in order to improve the accuracy of detected temperatures, temperature sensor also can be arranged on the inner side of water inlet and delivery port pipeline, directly contacts the temperature of direct-detection water inlet and the temperature of delivery port with hot water and cold water.
According to one embodiment of present invention, also comprise: a plurality of control valves, are connected with described water inlet of hot water, described cold water inlet respectively, and are connected to described controller; Described controller is by regulating the aperture of described control valve to control the output of described water inlet of hot water and described cold water inlet, so that the temperature of described mixed water delivery port equals described design temperature.
Intelligent water mixing control device according to an embodiment of the invention, by control valve being installed at water inlet of hot water and cold water inlet, can be by the aperture fine adjustment water inlet of hot water of adjusting control valve and the output of cold water inlet, to regulate exactly the temperature of mixed water delivery port.Wherein, control valve can be electric control valve or Electromagnetically driven valve, and the motor drive mechanism of control valve is small type stepping motor or minitype speed reducing motor, and certainly, control valve can also be the water pump of motor drive mechanism control or the ball valve that motor drive mechanism is controlled.
According to one embodiment of present invention, also comprise: acquiring unit, the minimum temperature of cold water inlet in the maximum temperature of water inlet of hot water described in obtaining in the temperature of at least one water inlet of hot water and the temperature of described at least one cold water inlet; Judging unit, is connected to described receiving element and described acquiring unit, for judging that described design temperature is whether between the maximum temperature and the minimum temperature of described cold water inlet in described water inlet of hot water; Output unit, is connected to judging unit, for when judging that described design temperature is not between the maximum temperature in described water inlet of hot water and the minimum temperature of described cold water inlet, exports described design temperature invalid.
Intelligent water mixing control device according to an embodiment of the invention, because mixed water is that the hot water that water inlet of hot water is supplied with mixes with the cold water of cold water inlet supply, to obtain the water that temperature is suitable, therefore, between the inevitable hot water temperature and the temperature of cold water inlet in water inlet of hot water of temperature of mixed water, certainly, at water inlet of hot water and cold water inlet, have when a plurality of, between the inevitable the highest hot water temperature and the minimum cold water temperature of a plurality of cold water inlets in a plurality of water inlet of hot water of temperature of mixed water, by judging that design temperature is whether between the highest hot water temperature and the minimum cold water temperature of a plurality of cold water inlets in a plurality of water inlet of hot water, can the temperature that can judge mixed water delivery port reach the temperature of setting, also be whether design temperature is effective, while avoiding design temperature invalid, carry out hot water always and waste electric power resource with mixing of cold water.Certainly, as preferred embodiment comparatively, when judgement design temperature is invalid, can points out and reset temperature.
According to one embodiment of present invention, described judging unit is also for judging whether the temperature of described mixed water delivery port and the difference of described design temperature are less than predetermined threshold; When described controller is also less than predetermined threshold for the difference of the temperature at described mixed water delivery port and described predetermined temperature, keep the aperture of described a plurality of control valves; And described output unit is while being also less than predetermined threshold for the difference of the temperature at described mixed water delivery port and described predetermined temperature, exports described mixed water delivery port temperature and equals described design temperature.
Intelligent water mixing control device according to an embodiment of the invention, by judging the mixed temperature of water delivery port and the relation of design temperature, constantly regulate the output of water inlet of hot water and the output of cold water inlet until the mixed temperature of water delivery port and the difference of design temperature are less than predetermined threshold, when the mixed temperature of water delivery port and the difference of design temperature are less than predetermined threshold, the temperature that is considered as mixed water delivery port reaches the temperature of setting, the aperture that keeps a plurality of control valves, also keep the output of water inlet of hot water and cold water inlet, the supply water temperature of mixed water delivery port is maintained, realize the water of sustainable supply design temperature.
Wherein, exporting described mixed water delivery port temperature equals described design temperature and can show or loudspeaker is pointed out by display, as preferred embodiment comparatively, (for example: mobile phone) can also be sent to by the mode of wireless connections the terminal of appointment.
Certainly, due to the existence of each device error, the temperature of mixed water delivery port is difficult to keep being equal to design temperature, and the therefore mixed temperature of water delivery port and the difference of design temperature are less than the temperature that temperature that predetermined threshold be considered as mixing water delivery port has reached setting.
Embodiment according to a second aspect of the invention, has proposed a kind of intelligent water mixing control method, comprising: the design temperature that receives input; Obtain the hot water temperature of at least one water inlet of hot water and the cold water temperature of at least one cold water inlet; According to described design temperature, described hot water temperature and described cold water temperature, control the output of hot water and cold water, so that water-mixing temperature equals described design temperature.
Intelligent water mixing control method according to an embodiment of the invention, by detecting the temperature of water inlet of hot water and the temperature of cold water inlet, and according to the temperature of water inlet of hot water, the temperature of cold water inlet and need the design temperature of water to control the output of water inlet of hot water and cold water inlet, the intelligence that has realized on the one hand supply water temperature regulates, according to the temperature of the water inlet of hot water detecting and cold water inlet, regulate output to improve the accuracy of water-mixing temperature on the other hand, only need the coolant-temperature gage of using of setting demand, the water of design temperature can be provided, with in prior art, need manual adjustments supply water temperature and compare, not only easy to operate but also supply water temperature can intelligence regulate, avoided the problem that it is overheated or excessively cold that mixed water delivery port supplies water.
Wherein, hot water feed water inlet and cold water inlet can be one or more, certainly, when hot water feed water inlet and/or cold water inlet are while being a plurality of, need to detect respectively the temperature of a plurality of water inlet of hot water and the temperature of a plurality of cold water inlets, when supplying water, a plurality of water inlet of hot water and a plurality of cold water inlet can selectively supply water, also can select by a water inlet of hot water or a plurality of water inlet of hot water supplying hot water, select by a cold water inlet or a plurality of cold water inlet feeding cold water.
According to one embodiment of present invention, before the output of controlling described hot water and described cold water according to described design temperature, described hot water temperature and described cold water temperature, also comprise: the minimum cold water temperature in the highest hot water temperature described in obtaining in the hot water temperature of at least one water inlet of hot water and the cold water temperature of described at least one cold water inlet; Judge that described design temperature is whether between described minimum cold water temperature and the highest described hot water temperature; When judging that described design temperature is not between described minimum cold water temperature and the highest described hot water temperature, export described design temperature invalid.Certainly, as preferred embodiment comparatively, when judgement design temperature is invalid, can points out and reset temperature.
Intelligent water mixing control method according to an embodiment of the invention, because mixed water is that the hot water that water inlet of hot water is supplied with mixes with the cold water of cold water inlet supply, to obtain the water that temperature is suitable, therefore, between the inevitable hot water temperature and the temperature of cold water inlet in water inlet of hot water of temperature of mixed water, certainly, at water inlet of hot water and cold water inlet, have when a plurality of, between the inevitable the highest hot water temperature and the minimum cold water temperature of a plurality of cold water inlets in a plurality of water inlet of hot water of temperature of mixed water, by judging that design temperature is whether between the highest hot water temperature and the minimum cold water temperature of a plurality of cold water inlets in a plurality of water inlet of hot water, can the temperature that can judge mixed water delivery port reach the temperature of setting, also be whether design temperature is effective, while avoiding design temperature invalid, carry out hot water always and waste electric power resource with mixing of cold water.
According to one embodiment of present invention, also comprise: the setting scheduled time that receives input; Whether the difference that judges described water-mixing temperature and described design temperature is less than predetermined threshold; When the difference of judging described water-mixing temperature and described design temperature is less than predetermined threshold, continue at least one scheduled time of operation, keep the output of described hot water and described cold water, export described water-mixing temperature and equal described design temperature.
Intelligent water mixing control method according to an embodiment of the invention, by the relation of judgement water-mixing temperature and design temperature, constantly regulate the output of water inlet of hot water and the output of cold water inlet until the difference of water-mixing temperature and design temperature is less than predetermined threshold, when the difference of water-mixing temperature and design temperature is less than predetermined threshold, be considered as the temperature that water-mixing temperature reaches setting, the aperture that keeps a plurality of control valves, also keep the output of water inlet of hot water and cold water inlet, water-mixing temperature is maintained, simultaneously when the difference of water-mixing temperature and design temperature is less than predetermined threshold, continue the operation scheduled time, whether stable to detect water-mixing temperature, if the unstable rule of water-mixing temperature still needs to continue to regulate, to realize the water of sustainable supply design temperature.
Wherein, exporting described mixed water delivery port temperature equals described design temperature and can show or loudspeaker is pointed out by display, as preferred embodiment comparatively, (for example: mobile phone) can also be sent to by the mode of wireless connections the terminal of appointment.
Certainly, due to the existence of each device error, water-mixing temperature be difficult to keep being equal to design temperature, so the difference of water-mixing temperature and design temperature is less than predetermined threshold and is considered as the temperature that water-mixing temperature has reached setting.
Embodiment according to a third aspect of the invention we, has proposed a kind of hot water machine, comprising: the intelligent water mixing control device in above-described embodiment described in any one; Attemperater, the delivery port of described attemperater is connected with the water inlet of hot water of described intelligent water mixing control device, and the cold water inlet of the mixed water delivery port of the water inlet of described attemperater, described intelligent water mixing control device, described intelligent water mixing control device and tap water supply mouth four-way connect.
Hot water machine according to an embodiment of the invention, by add intelligent water mixing control device in hot water machine, make the water supply of hot water machine can realize intelligence adjusting, when needs are used hot water machine to supply water, only need the coolant-temperature gage of using of setting demand, hot water machine can provide the water of corresponding temperature, has saved user's time, and has avoided the waste of water resource in user's manual adjustments supply water temperature process.
According to one embodiment of present invention, also comprise: water pump, be connected between the water inlet of described attemperater and the mixed water delivery port of described intelligent water mixing control device, for when regulating the temperature of mixed water delivery port of described intelligent water mixing control device, backwater is to described attemperater.
Hot water machine according to an embodiment of the invention, between mixed water delivery port by the water inlet at attemperater and intelligent water mixing control device, water pump is set, can be in regulating the process of mixed water delivery port temperature, the water that mixed water delivery port is not reached to design temperature is delivered to attemperater continuation heating and uses as hot water, realized in the process of temperature that regulates mixed water delivery port backwater to attemperater, realize recycling of water resource, avoid the waste of water resource.Certainly, water pump also can be arranged on intelligent water mixing control device inside.
Additional aspect of the present invention and advantage in the following description part provide, and part will become obviously from the following description, or recognize by practice of the present invention.
Accompanying drawing explanation
Above-mentioned and/or additional aspect of the present invention and advantage accompanying drawing below combination obviously and is easily understood becoming the description of embodiment, wherein:
Fig. 1 shows the structural representation of intelligent water mixing control device according to an embodiment of the invention;
Fig. 2 shows the structural representation that intelligent water mixing control device all parts connects according to an embodiment of the invention;
Fig. 3 shows the schematic flow diagram of intelligent water mixing control method according to an embodiment of the invention;
Fig. 4 shows the schematic diagram of the idiographic flow of intelligent water mixing control method according to an embodiment of the invention;
Fig. 5 shows the structural representation that all parts of hot water machine connects according to an embodiment of the invention.
The specific embodiment
In order more clearly to understand above-mentioned purpose of the present invention, feature and advantage, below in conjunction with the drawings and specific embodiments, the present invention is further described in detail.It should be noted that, in the situation that not conflicting, the application's embodiment and the feature in embodiment can combine mutually.
A lot of details have been set forth in the following description so that fully understand the present invention; but; the present invention can also adopt other to be different from other modes described here and implement, and therefore, protection scope of the present invention is not subject to the restriction of following public specific embodiment.
Fig. 1 shows the structural representation of intelligent water mixing control device according to an embodiment of the invention.
As shown in Figure 1, intelligent water mixing control device 100 according to an embodiment of the invention, comprising: receiving element 102, for receiving the design temperature of input; At least one water inlet of hot water (not shown), for providing hot water to described intelligent water mixing control device; At least one cold water inlet (not shown), for providing cold water to described intelligent water mixing control device; Detecting unit 104, be connected to described water inlet of hot water, described cold water inlet and mixed water delivery port, for detection of the temperature of described water inlet of hot water,, the temperature of the temperature of described cold water inlet and described mixed water delivery port, and described a plurality of temperature are sent to controller 106; Described controller 106, be connected to described receiving element 102 and described detecting unit 104, be used for according to the temperature of the temperature of described design temperature, described water inlet of hot water and described cold water inlet, control the output of described water inlet of hot water and described cold water inlet, so that the temperature of described mixed water delivery port equals described design temperature, wherein, threeway is connected with described mixed water delivery port for described water inlet of hot water, described cold water inlet.
By detecting the temperature of water inlet of hot water and the temperature of cold water inlet, and according to the temperature of water inlet of hot water, the temperature of cold water inlet and need the design temperature of water to control the output of water inlet of hot water and cold water inlet, the intelligence that has realized on the one hand supply water temperature regulates, water inlet of hot water on the other hand, threeway is connected cold water inlet with mixed water delivery port, do not use the valve body of retaining, can realize the quick adjustment of mixed water delivery port supply water temperature, shortened the adjusting time of supply water temperature, only need the coolant-temperature gage of using of setting demand, the water of design temperature can be provided, with in prior art, need manual adjustments supply water temperature and compare, not only easy to operate but also supply water temperature can intelligence regulate, avoided the problem that it is overheated or excessively cold that mixed water delivery port supplies water.
Wherein, hot water feed water inlet, cold water inlet and mixed water delivery port can be one or more, certainly, when hot water feed water inlet and/or cold water inlet are while being a plurality of, need to detect respectively the temperature of a plurality of water inlet of hot water and the temperature of a plurality of cold water inlets, when supplying water, a plurality of water inlet of hot water and a plurality of cold water inlet can selectively supply water, also can select by a water inlet of hot water or a plurality of water inlet of hot water supplying hot water, select by a cold water inlet or a plurality of cold water inlet feeding cold water.
In addition, intelligent water mixing control device according to the above embodiment of the present invention, can also have following additional technical characterictic:
According to one embodiment of present invention, described detecting unit 104 comprises at least one temperature sensor.
By being arranged on a plurality of temperature sensors at water inlet of hot water, cold water inlet and mixed water out place, the temperature of water inlet of hot water to be detected, the temperature of the temperature of cold water inlet and mixed water delivery port, according to the temperature fine adjustment water inlet of hot water of the temperature of water inlet of hot water and cold water inlet and the output of cold water inlet, can shorten the mixed water time used, reduce the waste of water resource.
Wherein, it should be noted that, if only a temperature sensor is set at mixed water water outlet, also the equal set temperature sensor not in hot water water inlet and cold water inlet place, still can be according to the output of the mixed temperature of water delivery port and the relation of design temperature adjusting water inlet of hot water and cold water inlet, specifically, when the temperature of mixed water delivery port is greater than design temperature, reduce the output of water inlet of hot water and/or the output of increase cold water inlet, when the temperature of mixed water delivery port is less than design temperature, increase the output of water inlet of hot water and/or reduce the output of cold water inlet, repeatedly regulate the output of water inlet of hot water and cold water inlet, until mixed water delivery port temperature equals (to approximate, for example: differ 1 ℃) design temperature, may be slightly long but the mixed water delivery port temperature of adjusting equals the time of design temperature, therefore, as preferred embodiment comparatively, can be at water inlet of hot water, cold water inlet and the equal set temperature sensor of mixed water water outlet.
Certainly, those skilled in the art should be understood that, temperature sensor can be arranged on the pipeline outside of water inlet and delivery port, the temperature of indirect detection water inlet and the temperature of delivery port, in order to improve the accuracy of detected temperatures, temperature sensor also can be arranged on the inner side of water inlet and delivery port pipeline, directly contacts the temperature of direct-detection water inlet and the temperature of delivery port with hot water and cold water.
According to one embodiment of present invention, also comprise: a plurality of control valve (not shown), are connected with described water inlet of hot water, described cold water inlet respectively, and are connected to described controller 106; Described controller 106 is by regulating the aperture of described control valve to control the output of described water inlet of hot water and described cold water inlet, so that the temperature of described mixed water delivery port equals described design temperature.
By at water inlet of hot water and cold water inlet, control valve being installed, can be by the aperture fine adjustment water inlet of hot water of adjusting control valve and the output of cold water inlet, to regulate exactly the temperature of mixed water delivery port.Wherein, control valve can be electric control valve or Electromagnetically driven valve, and the motor drive mechanism of control valve is small type stepping motor or minitype speed reducing motor, and certainly, control valve can also be the water pump of motor drive mechanism control or the ball valve that motor drive mechanism is controlled.
According to one embodiment of present invention, also comprise: acquiring unit 108, the minimum temperature of cold water inlet in the maximum temperature of water inlet of hot water described in obtaining in the temperature of at least one water inlet of hot water and the temperature of described at least one cold water inlet; Judging unit 110, is connected to described receiving element 102 and described acquiring unit 108, for judging that described design temperature is whether between the maximum temperature and the minimum temperature of described cold water inlet in described water inlet of hot water; Output unit 112, is connected to judging unit, for when judging that described design temperature is not between the maximum temperature in described water inlet of hot water and the minimum temperature of described cold water inlet, exports described design temperature invalid.
Because mixed water is that the hot water that water inlet of hot water is supplied with mixes with the cold water of cold water inlet supply, to obtain the water that temperature is suitable, therefore, between the inevitable hot water temperature and the temperature of cold water inlet in water inlet of hot water of temperature of mixed water, certainly, at water inlet of hot water and cold water inlet, have when a plurality of, between the inevitable the highest hot water temperature and the minimum cold water temperature of a plurality of cold water inlets in a plurality of water inlet of hot water of temperature of mixed water, by judging that design temperature is whether between the highest hot water temperature and the minimum cold water temperature of a plurality of cold water inlets in a plurality of water inlet of hot water, can the temperature that can judge mixed water delivery port reach the temperature of setting, also be whether design temperature is effective, while avoiding design temperature invalid, carry out hot water always and waste electric power resource with mixing of cold water.Certainly, as preferred embodiment comparatively, when judgement design temperature is invalid, can points out and reset temperature.
According to one embodiment of present invention, described judging unit 110 is also for judging whether the temperature of described mixed water delivery port and the difference of described design temperature are less than predetermined threshold; When described controller 106 is also less than predetermined threshold for the difference of the temperature at described mixed water delivery port and described predetermined temperature, keep the aperture of described a plurality of control valves; And described output unit 112 is while being also less than predetermined threshold for the difference of the temperature at described mixed water delivery port and described predetermined temperature, exports described mixed water delivery port temperature and equals described design temperature.
By judging the mixed temperature of water delivery port and the relation of design temperature, constantly regulate the output of water inlet of hot water and the output of cold water inlet until the mixed temperature of water delivery port and the difference of design temperature are less than predetermined threshold, when the mixed temperature of water delivery port and the difference of design temperature are less than predetermined threshold, the temperature that is considered as mixed water delivery port reaches the temperature of setting, the aperture that keeps a plurality of control valves, also keep the output of water inlet of hot water and cold water inlet, the supply water temperature of mixed water delivery port is maintained, realize the water of sustainable supply design temperature.
Wherein, exporting described mixed water delivery port temperature equals described design temperature and can show or loudspeaker is pointed out by display, as preferred embodiment comparatively, (for example: mobile phone) can also be sent to by the mode of wireless connections the terminal of appointment.
Certainly, due to the existence of each device error, the temperature of mixed water delivery port is difficult to keep being equal to design temperature, and the therefore mixed temperature of water delivery port and the difference of design temperature are less than the temperature that temperature that predetermined threshold be considered as mixing water delivery port has reached setting.
Fig. 2 shows the structural representation that intelligent water mixing control device all parts connects according to an embodiment of the invention.
As shown in Figure 2, intelligent water mixing control device according to an embodiment of the invention, comprising: water inlet of hot water 202, cold water inlet 204, mixed water delivery port 206 and be arranged at the temperature sensor 208 at water inlet of hot water place, the temperature sensor 210 at cold water inlet place, the temperature sensor 212 of mixed water water outlet and a plurality of control valves 214 that are connected with cold water inlet with water inlet of hot water.The course of work of intelligent water mixing control device is:
When the water supply instruction that receives design temperature, controller (not shown) detects by temperature sensor 208 temperature that water inlet of hot water 202 provides hot water, by temperature sensor 210, detect the temperature that cold water inlet 204 provides cold water, then according to design temperature, the cold water temperature of the hot water temperature of water inlet of hot water 202 and cold water inlet 204 regulates the aperture of the control valve 214 being connected with cold water inlet 204 with water inlet of hot water 202 to control the output of water inlet of hot water 202 and cold water inlet 204, to regulate the leaving water temperature of mixed water delivery port 206 to equal design temperature, wherein, the temperature at mixed water delivery port 206 places detects by temperature sensor 212.
Fig. 3 shows the schematic flow diagram of intelligent water mixing control method according to an embodiment of the invention.
As shown in Figure 3, intelligent water mixing control method, comprising: step 302, receives the design temperature of inputting according to an embodiment of the invention; Step 304, obtains the hot water temperature of at least one water inlet of hot water and the cold water temperature of at least one cold water inlet; Step 306, according to the output of described design temperature, described hot water temperature and described cold water temperature control hot water and cold water, so that water-mixing temperature equals described design temperature.
By detecting the temperature of water inlet of hot water and the temperature of cold water inlet, and according to the temperature of water inlet of hot water, the temperature of cold water inlet and need the design temperature of water to control the output of water inlet of hot water and cold water inlet, the intelligence that has realized on the one hand supply water temperature regulates, according to the temperature of the water inlet of hot water detecting and cold water inlet, regulate output to improve the accuracy of water-mixing temperature on the other hand, only need the coolant-temperature gage of using of setting demand, the water of design temperature can be provided, with in prior art, need manual adjustments supply water temperature and compare, not only easy to operate but also supply water temperature can intelligence regulate, avoided the problem that it is overheated or excessively cold that mixed water delivery port supplies water.
Wherein, hot water feed water inlet and cold water inlet can be one or more, certainly, when hot water feed water inlet and/or cold water inlet are while being a plurality of, need to detect respectively the temperature of a plurality of water inlet of hot water and the temperature of a plurality of cold water inlets, when supplying water, a plurality of water inlet of hot water and a plurality of cold water inlet can selectively supply water, also can select by a water inlet of hot water or a plurality of water inlet of hot water supplying hot water, select by a cold water inlet or a plurality of cold water inlet feeding cold water.
According to one embodiment of present invention, before the output of controlling described hot water and described cold water according to described design temperature, described hot water temperature and described cold water temperature, also comprise: the minimum cold water temperature in the highest hot water temperature described in obtaining in the hot water temperature of at least one water inlet of hot water and the cold water temperature of described at least one cold water inlet; Judge that described design temperature is whether between described minimum cold water temperature and the highest described hot water temperature; When judging that described design temperature is not between described minimum cold water temperature and the highest described hot water temperature, export described design temperature invalid.Certainly, as preferred embodiment comparatively, when judgement design temperature is invalid, can points out and reset temperature.
Because mixed water is that the hot water that water inlet of hot water is supplied with mixes with the cold water of cold water inlet supply, to obtain the water that temperature is suitable, therefore, between the inevitable hot water temperature and the temperature of cold water inlet in water inlet of hot water of temperature of mixed water, certainly, at water inlet of hot water and cold water inlet, have when a plurality of, between the inevitable the highest hot water temperature and the minimum cold water temperature of a plurality of cold water inlets in a plurality of water inlet of hot water of temperature of mixed water, by judging that design temperature is whether between the highest hot water temperature and the minimum cold water temperature of a plurality of cold water inlets in a plurality of water inlet of hot water, can the temperature that can judge mixed water delivery port reach the temperature of setting, also be whether design temperature is effective, while avoiding design temperature invalid, carry out hot water always and waste electric power resource with mixing of cold water.
According to one embodiment of present invention, also comprise: the setting scheduled time that receives input; Whether the difference that judges described water-mixing temperature and described design temperature is less than predetermined threshold; When the difference of judging described water-mixing temperature and described design temperature is less than predetermined threshold, continue at least one scheduled time of operation, keep the output of described hot water and described cold water, export described water-mixing temperature and equal described design temperature.
By the relation of judgement water-mixing temperature and design temperature, constantly regulate the output of water inlet of hot water and the output of cold water inlet until the difference of water-mixing temperature and design temperature is less than predetermined threshold, when the difference of water-mixing temperature and design temperature is less than predetermined threshold, be considered as the temperature that water-mixing temperature reaches setting, the aperture that keeps a plurality of control valves, also keep the output of water inlet of hot water and cold water inlet, water-mixing temperature is maintained, simultaneously when the difference of water-mixing temperature and design temperature is less than predetermined threshold, continue the operation scheduled time, whether stable to detect water-mixing temperature, if the unstable rule of water-mixing temperature still needs to continue to regulate, to realize the water of sustainable supply design temperature.
Wherein, exporting described mixed water delivery port temperature equals described design temperature and can show or loudspeaker is pointed out by display, as preferred embodiment comparatively, (for example: mobile phone) can also be sent to by the mode of wireless connections the terminal of appointment.
Certainly, due to the existence of each device error, water-mixing temperature be difficult to keep being equal to design temperature, so the difference of water-mixing temperature and design temperature is less than predetermined threshold and is considered as the temperature that water-mixing temperature has reached setting.
Fig. 4 shows the schematic diagram of the idiographic flow of intelligent water mixing control method according to an embodiment of the invention.
As shown in Figure 4, the idiographic flow of intelligent water mixing control method comprises according to an embodiment of the invention:
Step 402, receives design temperature and the scheduled time, and intelligent water mixing control device brings into operation.
Step 404, detects the water temperature of water inlet of hot water and the water temperature of cold water inlet.
Step 406, according to the water temperature of the water temperature of water inlet of hot water and cold water inlet, judge that whether design temperature is effective, judge that design temperature is whether between the water temperature and the water temperature of cold water inlet in water inlet of hot water, if design temperature effectively, performs step 408, otherwise execution step 402 resets.
Step 408, when judgement design temperature is effective, according to design temperature, water inlet of hot water water temperature and cold water inlet water temperature, the aperture of the control valve being connected with cold water inlet with water inlet of hot water by adjusting, the output of adjusting water inlet of hot water and cold water inlet.
Step 410, whether the temperature of the mixed water delivery port of judgement equals predetermined temperature, if the temperature of mixed water delivery port equals design temperature (or difference is less than predetermined threshold), perform step 412, otherwise execution step 408 continues to regulate the output of water inlet of hot water and cold water inlet.
Step 412, when the temperature of mixed water delivery port equals design temperature, continue the operation scheduled time, whether stable to judge the water temperature of mixed water delivery port, when the water temperature stability of mixed water delivery port, the output that keeps current water inlet of hot water and cold water inlet, and the temperature of the mixed water delivery port of output prompting has reached design temperature.
Fig. 5 shows the structural representation that all parts of hot water machine connects according to an embodiment of the invention.
As shown in Figure 5, hot water machine, comprising: the intelligent water mixing control device in above-described embodiment described in any one according to an embodiment of the invention; Attemperater 502, the delivery port 504 of described attemperater 502 is connected with the water inlet of hot water 506 of described intelligent water mixing control device (corresponding to 202 in Fig. 2), and the cold water inlet 516 of the mixed water delivery port 510 (corresponding to 206 in Fig. 2) of the water inlet 508 of described attemperater 502, described intelligent water mixing control device, described intelligent water mixing control device and tap water supply mouth 518 four-ways connect.
By add intelligent water mixing control device in hot water machine, make the water supply of hot water machine can realize intelligence adjusting, when needs are used hot water machine to supply water, only need the coolant-temperature gage of using of setting demand, hot water machine can provide the water of corresponding temperature, save user's time, and avoided the waste of water resource in user's manual adjustments supply water temperature process.
According to one embodiment of present invention, also comprise: water pump 512, be connected between the water inlet 508 of described attemperater 502 and the mixed water delivery port 510 of described intelligent water mixing control device, for when regulating the temperature of mixed water delivery port 510 of described intelligent water mixing control device, backwater is to described attemperater 508.
Between mixed water delivery port 510 by the water inlet 508 at attemperater 502 and intelligent water mixing control device, water pump 512 is set, can be in regulating the process of mixed water delivery port 510 temperature, the water that mixed water delivery port 510 is not reached to design temperature is delivered to attemperater 502 continuation heating and uses as hot water, realized in the process of temperature that regulates mixed water delivery port 510 backwater to attemperater 502, realize recycling of water resource, avoid the waste of water resource.Certainly, water pump 512 also can be arranged on position as shown in Figure 5, is arranged on intelligent water mixing control device inner.
Certainly, as shown in Figure 5, between the delivery port 510 of intelligent water mixing control device and the water inlet 508 of attemperater 502, a plurality of user's delivery ports 514 can be set and use for user.
More than be described with reference to the accompanying drawings technical scheme of the present invention, by technical scheme of the present invention, the intelligence that can realize supply water temperature regulates, and has solved simultaneously and has regulated the backwater problem in supply water temperature process, has saved water resource and electric power resource.
The foregoing is only the preferred embodiments of the present invention, be not limited to the present invention, for a person skilled in the art, the present invention can have various modifications and variations.Within the spirit and principles in the present invention all, any modification of doing, be equal to replacement, improvement etc., within all should being included in protection scope of the present invention.
Claims (10)
1. an intelligent water mixing control device, is characterized in that, comprising:
Receiving element, for receiving the design temperature of input;
At least one water inlet of hot water, for providing hot water to described intelligent water mixing control device;
At least one cold water inlet, for providing cold water to described intelligent water mixing control device;
Detecting unit, be connected to described water inlet of hot water, described cold water inlet and mixed water delivery port, for detection of the temperature of described water inlet of hot water,, the temperature of the temperature of described cold water inlet and described mixed water delivery port, and described a plurality of temperature are sent to controller;
Described controller, be connected to described receiving element and described detecting unit, be used for according to the temperature of the temperature of described design temperature, described water inlet of hot water and described cold water inlet, control the output of described water inlet of hot water and described cold water inlet, so that the temperature of described mixed water delivery port equals described design temperature, wherein, threeway is connected with described mixed water delivery port for described water inlet of hot water, described cold water inlet.
2. intelligent water mixing control device according to claim 1, is characterized in that, described detecting unit comprises at least one temperature sensor.
3. intelligent water mixing control device according to claim 1, is characterized in that, also comprises:
A plurality of control valves, are connected with described water inlet of hot water, described cold water inlet respectively, and are connected to described controller;
Described controller is by regulating the aperture of described control valve to control the output of described water inlet of hot water and described cold water inlet, so that the temperature of described mixed water delivery port equals described design temperature.
4. intelligent water mixing control device according to claim 1, is characterized in that, also comprises:
Acquiring unit, the minimum temperature of cold water inlet in the maximum temperature of water inlet of hot water described in obtaining in the temperature of at least one water inlet of hot water and the temperature of described at least one cold water inlet;
Judging unit, is connected to described receiving element and described acquiring unit, for judging that described design temperature is whether between the maximum temperature and the minimum temperature of described cold water inlet in described water inlet of hot water;
Output unit, is connected to judging unit, for when judging that described design temperature is not between the maximum temperature in described water inlet of hot water and the minimum temperature of described cold water inlet, exports described design temperature invalid.
5. intelligent water mixing control device according to claim 4, is characterized in that,
Described judging unit is also for judging whether the temperature of described mixed water delivery port and the difference of described design temperature are less than predetermined threshold;
When described controller is also less than predetermined threshold for the difference of the temperature at described mixed water delivery port and described predetermined temperature, keep the aperture of described a plurality of control valves; And
When described output unit is also less than predetermined threshold for the difference of the temperature at described mixed water delivery port and described predetermined temperature, exports described mixed water delivery port temperature and equal described design temperature.
6. an intelligent water mixing control method, is characterized in that, comprising:
Receive the design temperature of input;
Obtain the hot water temperature of at least one water inlet of hot water and the cold water temperature of at least one cold water inlet;
According to described design temperature, described hot water temperature and described cold water temperature, control the output of hot water and cold water, so that water-mixing temperature equals described design temperature.
7. intelligent water mixing control method according to claim 6, is characterized in that,
Before the output of controlling described hot water and described cold water according to described design temperature, described hot water temperature and described cold water temperature, also comprise:
Minimum cold water temperature in the highest hot water temperature described in obtaining in the hot water temperature of at least one water inlet of hot water and the cold water temperature of described at least one cold water inlet;
Judge that described design temperature is whether between described minimum cold water temperature and the highest described hot water temperature;
When judging that described design temperature is not between described minimum cold water temperature and the highest described hot water temperature, export described design temperature invalid.
8. intelligent water mixing control method according to claim 6, is characterized in that, also comprises:
Receive the setting scheduled time of input;
Whether the difference that judges described water-mixing temperature and described design temperature is less than predetermined threshold;
When the difference of judging described water-mixing temperature and described design temperature is less than predetermined threshold, continue at least one scheduled time of operation, keep the output of described hot water and described cold water, export described water-mixing temperature and equal described design temperature.
9. a hot water machine, is characterized in that, comprising:
Intelligent water mixing control device as described in any one in claim 1 to 5;
Attemperater, the delivery port of described attemperater is connected with the water inlet of hot water of described intelligent water mixing control device, and the cold water inlet of the mixed water delivery port of the water inlet of described attemperater, described intelligent water mixing control device, described intelligent water mixing control device and tap water supply mouth four-way connect.
10. hot water machine according to claim 9, is characterized in that, also comprises:
Water pump, is connected between the water inlet of described attemperater and the mixed water delivery port of described intelligent water mixing control device, and for when regulating the temperature of mixed water delivery port of described intelligent water mixing control device, backwater is to described attemperater.
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| CN108151323A (en) * | 2017-11-28 | 2018-06-12 | 海尔优家智能科技（北京）有限公司 | Intelligence adjusts method, controller, device and the storage medium of water temperature |
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| CN109341085A (en) * | 2018-09-10 | 2019-02-15 | 浙江大学 | A kind of intelligent temperature control spray head and its Exciting-simulator system power-economizing method |
| CN110017612A (en) * | 2019-03-11 | 2019-07-16 | 华帝股份有限公司 | Constant temperature control method of gas water heater |
| CN110017612B (en) * | 2019-03-11 | 2021-02-26 | 华帝股份有限公司 | Constant temperature control method of gas water heater |
| CN110107810A (en) * | 2019-05-08 | 2019-08-09 | 宁波奥克斯电气股份有限公司 | A kind of water outlet temperature control method, device and water supply device |
| CN111813162A (en) * | 2020-07-02 | 2020-10-23 | 芜湖美的厨卫电器制造有限公司 | Water treatment apparatus, water temperature adjusting method, and computer-readable storage medium |
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