CN105725891A - Constant-temperature shower system and control method thereof - Google Patents
Constant-temperature shower system and control method thereof Download PDFInfo
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- CN105725891A CN105725891A CN201610228648.3A CN201610228648A CN105725891A CN 105725891 A CN105725891 A CN 105725891A CN 201610228648 A CN201610228648 A CN 201610228648A CN 105725891 A CN105725891 A CN 105725891A
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- A—HUMAN NECESSITIES
- A47—FURNITURE; DOMESTIC ARTICLES OR APPLIANCES; COFFEE MILLS; SPICE MILLS; SUCTION CLEANERS IN GENERAL
- A47K—SANITARY EQUIPMENT NOT OTHERWISE PROVIDED FOR; TOILET ACCESSORIES
- A47K3/00—Baths; Douches; Appurtenances therefor
- A47K3/28—Showers or bathing douches
- A47K3/283—Fixed showers
- A47K3/286—Emergency showers
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- A—HUMAN NECESSITIES
- A47—FURNITURE; DOMESTIC ARTICLES OR APPLIANCES; COFFEE MILLS; SPICE MILLS; SUCTION CLEANERS IN GENERAL
- A47K—SANITARY EQUIPMENT NOT OTHERWISE PROVIDED FOR; TOILET ACCESSORIES
- A47K3/00—Baths; Douches; Appurtenances therefor
- A47K3/28—Showers or bathing douches
Abstract
The invention discloses a constant-temperature shower system and a control method thereof. The constant-temperature shower system comprises a water inlet pipeline, a water outlet pipeline, a water storage tank, a storage water inlet pipe, a storage water outlet pipe, a hot water proportional valve, a cold water proportional valve, a water mixing valve, a first temperature sensor and an electronic controller; the water inlet pipeline comprises a hot water pipeline and a cold water pipeline; the storage water inlet pipe is communicated with the water outlet pipeline and the water storage tank; a first solenoid valve is arranged on the storage water inlet pipe; the storage water outlet pipe is communicated with the cold water pipeline and the water storage tank; the hot water proportional valve is used for controlling the flow of hot water which flows out from the hot water pipeline; the cold water proportional valve is used for controlling the flow of cold water which flows out from the cold water pipeline; the hot water and the cold water form mixed water in the water mixing valve; the first temperature sensor is used for monitoring the temperature of the outlet water at the outlet of the water mixing valve; the electronic controller controls the on-off state of the first solenoid valve and corresponding actions of the hot water proportional valve and the cold water proportional valve according to the data provided by the first temperature sensor. According to the constant-temperature shower system and the control method thereof provided by the invention, the problems of water resource waste and instable water temperature caused in the process of debugging a water temperature are solved.
Description
Technical field
The present invention relates to shower system, more particularly, to a kind of constant temperature shower system and control method thereof.
Background technology
Common shower system generally arranges two water inlets, and a water inlet connects with hot water pipeline, is used for connecting hot water；Another water inlet connects with water supply pipe, is used for connecting tap water.When using shower system, two water inlets can concurrently or separately be opened, and hot water and tap water concurrently or separately flow out from the outlet of shower system.
Shower system is primarily present following two shortcoming in use: first, when opening shower system every time, pipeline from shower system water inlet to shower system outlet is likely to retain water, furthermore the pipeline from thermal water source to shower system water inlet has been likely to and has retained water, these two parts retain the temperature of water and are usually less than the temperature needing to reach of taking a shower, these two parts retain water needs mixed hot water, can use after debugging water temperature, this is accomplished by shower person's patience debugging, it is adjusted to when water temperature is suitable for again for shower, and the water debugging the initial stage is not suitable for shower and is directly given up because water temperature is too low, this has resulted in the waste of water resource.Second, the temp regulating function of shower system manually completes mainly through user, user needs constantly to regulate hot and cold water water outlet proportion and judge that whether output water temperature is suitable to use, water outlet during regulating water temperature is not used as shower because of water temperature instability, the waste of water resource can be caused on the one hand, on the other hand owing to regulating improper or maloperation, user during water temperature over-high, can be caused to scald so that shower system exists very big potential safety hazard.And, even if output water temperature is adjusted in Suitable ranges, in use, once hot and cold water goes out water speed or water yield has fluctuation, will result in hot and cold water mixing uneven, also can there is very big fluctuation in output water temperature, it is necessary to user frequently goes adjusting water outlet temperature, and this also can bring very big inconvenience to user.
In order to solve the problems referred to above, the present invention proposes a kind of constant temperature shower system and control method thereof, carrys out saving water resource, and improves the comfortableness of shower.
Summary of the invention
In view of this, it is an object of the invention to propose a kind of constant temperature shower system and control method thereof, solve the waste water resource problem that shower system causes in debugging water temperature process, it is achieved shower system water outlet instant heating, and effluent temperature constancy.
Based on above-mentioned purpose a kind of constant temperature shower system provided by the invention, including: inlet channel and outlet conduit, described inlet channel includes the hot water pipeline for connecting and the cold water pipes for connecting with tap water water source with thermal water source, also includes: water tank；Water storage water inlet pipe, described water storage water inlet pipe connects described outlet conduit and described water tank, and described water storage water inlet pipe is provided with the first electromagnetic valve for controlling described water storage water inlet pipe break-make；Water storage outlet pipe, described water storage outlet pipe connects described cold water pipes and described water tank, and described water tank is supplied water to described cold water pipes by described water storage outlet pipe；Hot water proportioning valve, described hot water proportioning valve is arranged on described hot water pipeline, for controlling the hot water flow that described hot water pipeline flows out；Cold water proportioning valve, described cold water proportioning valve is arranged on described cold water pipes, for controlling the cold water flow that described cold water pipes flows out；Water mixing valve, described water mixing valve includes cavity, inlet and outlet, hot water pipeline described in described inlet communication and described cold water pipes, outlet conduit described in described outlet, the hot water of described hot water pipeline and the cold water of described cold water pipes form mixing water in described cavity；First temperature sensor, described first temperature sensor is for monitoring the leaving water temperature of the described outlet of described water mixing valve；Electronic controller, the switch of described electronic controller first electromagnetic valve according to the Data Control of described first temperature sensor offer and the corresponding actions of described hot water proportioning valve and described cold water proportioning valve.
Preferably, also include: mixed water pot, described mixed water pot connects between described water mixing valve and described outlet conduit, by the connection of described water storage water inlet pipe between described mixed water pot and described water tank, described water storage water inlet pipe is provided with the first electromagnetic valve for controlling described water storage water inlet pipe break-make.
Preferably, it is provided with the second temperature sensor of leaving water temperature for monitoring described mixed water pot between described outlet conduit and described mixed water pot, described outlet conduit is provided with the second electromagnetic valve for controlling described outlet conduit break-make.
Preferably, being respectively provided with hot water temperature sensor and cold water temperature sensor on described hot water pipeline and described cold water pipes, described electronic controller is the corresponding actions of hot water proportioning valve and described cold water proportioning valve according to the Data Control of described hot water temperature sensor and the offer of described cold water temperature sensor.
Preferably, described cold water pipes is arranged to control the 3rd electromagnetic valve of described cold water pipes break-make.
Preferably, also including: water supply installation, described water supply installation is connected with described water storage outlet pipe, and described water supply installation is for supplying water to described cold water pipes.
Preferably, also include: liquid level sensor, described liquid level sensor for monitoring water level in described water tank, the switch of water supply installation described in the Data Control that described electronic controller provides according to described liquid level sensor.
The control method of a kind of constant temperature shower system that the present invention also provides for, including: (a) is by the leaving water temperature of the described outlet of water mixing valve described in described first temperature sensor monitors；The described leaving water temperature of described outlet is interval lower than preset temperature, then corresponding execution step (b)；The described leaving water temperature of described outlet is interval higher than preset temperature, then corresponding execution step (c)；The described leaving water temperature of described outlet is positioned at preset temperature interval, then corresponding execution step (d)；B described first electromagnetic valve is opened by () by described electronic controller, described water storage water inlet pipe is connected, described outlet conduit supplies water to described water tank, described hot water proportioning valve is opened to maximum, described cold water proportioning valve is opened to minimum, described water tank is supplied water to described cold water pipes by described water storage outlet pipe, described hot water pipeline and described cold water pipes supply water to described water mixing valve, the temperature of the described mixing water formed in the described cavity of described water mixing valve rises to the described leaving water temperature of described outlet and is positioned at preset temperature interval, then perform step (d)；C described first electromagnetic valve is opened by () by described electronic controller, described water storage water inlet pipe is connected, described outlet conduit supplies water to described water tank, described hot water proportioning valve is opened to minimum, described cold water proportioning valve is opened to maximum, described water tank is supplied water to described cold water pipes by described water storage outlet pipe, described hot water pipeline and described cold water pipes supply water to described water mixing valve, the temperature of the described mixing water formed in the described cavity of described water mixing valve drops to the described leaving water temperature of described outlet and is positioned at described preset temperature interval, then perform step (d)；D (), by described electronic controller by described first closed electromagnetic valve, described water storage water inlet pipe is closed, described outlet conduit stops supplying water to described water tank；E () receives water outlet instruction, the data that described electronic controller provides according to described first temperature sensor, control described hot water proportioning valve and the open angle of described cold water proportioning valve, described hot water pipeline and described cold water pipes supply water to described water mixing valve, the described mixing water formed in the described cavity of described water mixing valve is positioned at described preset temperature interval at the described leaving water temperature of described outlet, and described outlet conduit starts water outlet；F () receives instruction of cutting off the water, described electronic controller cuts out described hot water proportioning valve and described cold water proportioning valve, described hot water pipeline and described cold water pipes and stops supplying water to described water mixing valve, and described outlet conduit stops water outlet.
Preferably, also included before step (e): the leaving water temperature of mixed water pot described in described second temperature sensor monitors, the described leaving water temperature of described mixed water pot is positioned at described preset temperature interval, and described second electromagnetic valve opened by described electronic controller；Otherwise, described electronic controller cuts out described second electromagnetic valve, repeats step (a)～(d).
Preferably, step (f) also includes: open described first electromagnetic valve, and described water storage water inlet pipe is connected, and described mixed water pot supplies water to described water tank.
Preferably, also including after step (f): described electronic controller cuts out described second electromagnetic valve, described outlet conduit stops water outlet；Closing described first electromagnetic valve, described water storage water inlet pipe is closed, and described mixed water pot stops supplying water to described water tank.
Preferably, also included before step (e): described hot water temperature sensor and described cold water temperature sensor monitor the supply water temperature of described hot water pipeline and cold water pipes respectively, and are sent to described electronic controller.
Additionally, preferably, also include before the step (f): what the liquid level of described water tank was not less than described liquid level sensor arranges water level, described water supply installation opened by described electronic controller, described water tank supplies water to described cold water pipes, closing described 3rd electromagnetic valve, described tap water water source stops supplying water to described cold water pipes；The liquid level of described water tank arranges water level lower than the described of described liquid level sensor, described electronic controller cuts out described water supply installation, described water tank stops supplying water to described cold water pipes, opens described 3rd electromagnetic valve, and described tap water water source supplies water to described cold water pipes.
As can be seen from above, constant temperature shower system provided by the invention and control method thereof, compared with prior art, the invention have the advantages that before shower system water outlet, retain water and hot water source in shower system have been recycled in water tank to the water that retains between shower system, water in water tank can be again introduced into shower system by cold water pipes, in order to recycling, it is to avoid waste water resource.When shower system water outlet, mixing valve and mixed water pot are by cold water and hot water Homogeneous phase mixing, it is ensured that during the temperature of mixing water and leaving water temperature are positioned at preset temperature, it is no longer necessary to user is manually debugged, it is to avoid waste water resource；Avoid leaving water temperature too high or too low, it is possible to ensure suitability and the stability of output water temperature, thus improving shower person's comfort simultaneously.It addition, constant temperature shower system arranges water mixing valve and mixed water pot, it is possible to avoid leaving water temperature undue fluctuation, it is prevented that the appearance of scald accident, improve the safety of shower system.Constant temperature shower system and control method thereof can realize water outlet instant heating, and no longer need not be in holding state for a long time to ensure water outlet instant heating by shower system, save electric power resource.
Accompanying drawing explanation
By embodiment being described below in conjunction with accompanying drawing, the features described above of the present invention and technological merit will become apparent with easy to understand.
Fig. 1 is the schematic diagram of the constant temperature shower system adopted in the concrete first embodiment of the present invention；
Fig. 2 is the schematic diagram of the constant temperature shower system adopted in concrete second embodiment of the present invention.
Wherein accompanying drawing labelling:
1: hot water pipeline；2: cold water pipes；3: outlet conduit；
4: hot water proportioning valve；5: cold water proportioning valve；6: water mixing valve；
7: water tank；8: water pump；9 water storage water inlet pipes；10: water storage outlet pipe；
11: mixed water pot；12: the first temperature sensors；13: the second temperature sensors；
14: liquid level sensor；15: the first electromagnetic valves；16: the second electromagnetic valves；
17: the three electromagnetic valves；18: hot water temperature sensor；19: cold water temperature sensor.
Detailed description of the invention
For making the object, technical solutions and advantages of the present invention clearly understand, below in conjunction with specific embodiment, and with reference to accompanying drawing, the present invention is described in more detail.Wherein identical parts are presented with like reference characters.It should be noted that the word "front", "rear" of middle use is described below, direction that "left", "right", "up" and "down" refer in accompanying drawing.
Fig. 1 is the schematic diagram of the constant temperature shower system adopted in the concrete first embodiment of the present invention.As it is shown in figure 1, constant temperature shower system includes: water tank 7, water storage water inlet pipe 9, water storage outlet pipe 10, hot water proportioning valve 4, cold water proportioning valve 5, water mixing valve the 6, first temperature sensor 12 and electronic controller.
Constant temperature shower system includes: inlet channel and outlet conduit 3, and inlet channel includes the hot water pipeline 1 for connecting and the cold water pipes 2 for connecting with tap water water source with thermal water source, and the outlet of outlet conduit 3 connects spray head.
Water tank 7 is used for storing water.Before shower system water outlet, if the temperature retaining water retained between water and thermal water source and shower system in shower system does not meet leaving water temperature requirement, will be recycled in holding vessel 7.
Water storage water inlet pipe 9 connects outlet conduit 3 and water tank 7, and the water flowing through outlet conduit 3 can be flow in water tank 7 by water storage water inlet pipe 9.Arranging the first electromagnetic valve 15 on water storage water inlet pipe 9, the switch of the first electromagnetic valve 15 is used for controlling water storage water inlet pipe 9 and is switched on or off, and controls connecting or cut-out of outlet conduit 3 and water tank 7.Water tank 7 can be arranged on lower section or other positions relatively of outlet conduit 3.
Water storage outlet pipe 10 connects cold water pipes 2 and water tank 7, and the water in water tank 7 can pass through water storage outlet pipe 10 flow to cold water pipes 2, as one of the watering of cold water pipes 2.
Hot water proportioning valve 4 is arranged on hot water pipeline 1, for controlling the hot water flow that hot water pipeline 1 flows out.The open angle of hot water proportioning valve 4 is more big, and the hot water flow being entered water mixing valve 6 by hot water proportioning valve 4 is more big.
Cold water proportioning valve 5 is arranged on cold water pipes 2, for controlling the cold water flow that cold water pipes 2 flows out.The open angle of cold water proportioning valve 5 is more big, and the cold water flow being entered water mixing valve 6 by cold water proportioning valve 5 is more big.
Water mixing valve 6 includes cavity, inlet and outlet, and import connects with hot water pipeline 1 and cold water pipes 2, and outlet connects with outlet conduit 3, and the hot water of hot water pipeline 1 and the cold water of cold water pipes 2 are sufficiently mixed in the cavity of water mixing valve 6, forms mixing water.
First temperature sensor 12 is for monitoring the temperature of the mixing water of the outlet from water mixing valve 6.First temperature sensor 12 can be arranged on the exit of water mixing valve 6.
The temperature data that electronic controller provides according to the first temperature sensor 12, it is judged that mixing water is from spray head water outlet or is recovered to water tank 7, controls the switch of the first electromagnetic valve 15 further；Also it is used for judging the mixed proportion of hot and cold water in water mixing valve 6, controls switch and the open angle of hot water proportioning valve 4 and cold water proportioning valve 5 further, thus ensureing that the leaving water temperature of outlet conduit 3 is in preset temperature interval.
Fig. 2 is the schematic diagram of the constant temperature shower system adopted in concrete second embodiment of the present invention.As in figure 2 it is shown, constant temperature shower system also includes: mixed water pot 11.
Mixed water pot 11 connects between water mixing valve 6 and outlet conduit 3, mixed water pot 11 may be located at water tank 7 relatively above or other positions.The mixed water storage water inlet pipe 9 that passes through between water pot 11 and water tank 7 connects, and water storage water inlet pipe 9 arranges the first electromagnetic valve 15.The switch of the first electromagnetic valve 15 is used for controlling water storage water inlet pipe 9 and is switched on or off, and controls connecting or cut-out of outlet conduit 3 and water tank 7.Mixed water pot 11 can be sufficiently mixed, for cold water and hot water, the space providing enough, it is also possible to provides memory space for the water that retains in shower system.
Preferably, mix and the second temperature sensor 13 is set between water pot 11 and outlet conduit 3, outlet conduit 3 arranges the second electromagnetic valve 16.Second temperature sensor 13 is for monitoring the leaving water temperature of mixed water pot 11.Second temperature sensor 13 monitors the leaving water temperature of mixed water pot 11 when being positioned at preset temperature interval, and the second electromagnetic valve 16 is for controlling the break-make of outlet conduit 3.The second electromagnetic valve 16 opened by electronic controller, and outlet conduit 3 starts water outlet, and water outlet is the thermostatted water that temperature is in that preset temperature is interval.
Preferably, hot water pipeline 1 arranges hot water temperature sensor 18, for providing hot water temperature to electronic controller.Cold water pipes 2 arranges cold water temperature sensor 19, for providing cold water temperature to electronic controller.The data that hot water temperature sensor 18 and cold water temperature sensor 19 are provided by electronic controller are as the basic data controlling hot water proportioning valve 4 and cold water proportioning valve 5, in order to control the corresponding actions of hot water proportioning valve 4 and cold water proportioning valve 5 more quickly.
Preferably, cold water pipes 2 arranges the 3rd electromagnetic valve 17.3rd electromagnetic valve 17 may be set on the pipeline between tap water water source and water storage outlet pipe 10.When tap water water source supplies water as cold water source, the 3rd electromagnetic valve 17 is in opening.When water tank 7 supplies water as cold water source, the 3rd electromagnetic valve 17 is closed, then tap water water source stops supplying water.
Preferably, when mixed water pot 11 be positioned at water tank 7 relatively above time, constant temperature shower system also includes: water supply installation, and water supply installation can be the equipment such as water pump 8, motor.Water supply installation is connected with water storage outlet pipe 10, and water supply installation is for when water tank 7 supplies water to cold water pipes 2, providing power to water storage outlet pipe 10.In the present embodiment, mixed water pot 11 is positioned at water tank 7 relatively above, adopts water pump 8 as water supply installation.Water pump 8 can be arranged on water tank 7 interiorly or exteriorly.
Preferably, constant temperature shower system also includes: liquid level sensor 14, and liquid level sensor 14 is for monitoring the water level in water tank 7, the switch of the Data Control water pump 8 that electronic controller provides according to liquid level sensor 14.Water level in water tank 7 is not less than the designated water level of liquid level sensor 14, and water pump 8 opened by electronic controller, water tank 7 supply water to cold water pipes 2；Water level in water tank 7 is lower than the designated water level of liquid level sensor 14, and electronic controller switches off the pump 8, tap water water source supply water to cold water pipes 2.
The present invention also provides for the control method of a kind of constant temperature shower system.Below, in conjunction with first embodiment, it is further described the control method of constant temperature shower system.
The control method of constant temperature shower system includes:
A the leaving water temperature of the outlet of water mixing valve 6 is monitored in () first temperature sensor 12, the leaving water temperature of outlet is interval lower than preset temperature, then corresponding execution step (b), the leaving water temperature of outlet is interval higher than preset temperature, then correspondence performs step (c)；The leaving water temperature of outlet is positioned at preset temperature interval, then corresponding execution step (d).
B first electromagnetic valve 15 is opened by () electronic controller, water storage water inlet pipe 9 is connected, and outlet conduit 3 supplies water to water tank 7, and hot water proportioning valve 4 is opened to maximum, and cold water proportioning valve 5 is opened to minimum；Water tank 7 is supplied water to cold water pipes 2 by water storage outlet pipe 10, hot water pipeline 1 and cold water pipes 2 supply water to water mixing valve 6, the temperature of the mixing water formed in the cavity of water mixing valve 6 rises to the leaving water temperature of outlet and is positioned at preset temperature interval, then perform step (d).
C first electromagnetic valve 15 is opened by () electronic controller, water storage water inlet pipe 9 is connected, and outlet conduit 3 supplies water to water tank 7, and hot water proportioning valve 4 is opened to minimum, and cold water proportioning valve 5 is opened to maximum；Water tank 7 is supplied water to cold water pipes 2 by water storage outlet pipe 10, hot water pipeline 1 and cold water pipes 2 supply water to water mixing valve 6, the temperature of the mixing water formed in the cavity of water mixing valve 6 drops to the leaving water temperature of outlet and is positioned at preset temperature interval, then perform step (d).
D first electromagnetic valve 15 cuts out by () electronic controller, water storage water inlet pipe 9 is closed, and outlet conduit 3 stops supplying water to water tank 7.
E () receives water outlet instruction, the data that electronic controller provides according to the first temperature sensor 12, control the open angle of hot water proportioning valve 4 and cold water proportioning valve 5, hot water pipeline 1 and cold water pipes 2 supply water to water mixing valve 6 respectively, the mixing water formed in the cavity of water mixing valve 6 is positioned at preset temperature interval at the leaving water temperature of outlet, and outlet conduit 3 starts water outlet.
F () receives instruction of cutting off the water, electronic controller cuts out hot water proportioning valve 4 and cold water proportioning valve 5, hot water pipeline 1 and cold water pipes 2 stop supplying water to water mixing valve 6, and outlet conduit 3 stops water outlet.
Constant temperature shower system is controlled, it is not necessary to user is manually debugged, without waste water resource by said method；Water outlet instant heating can be realized, and ensure water termostat.
After shower system increases mixed water pot 11; by the second temperature sensor 13, the leaving water temperature of the outlet of mixed water pot 11 is monitored; and it is supplied to electronic controller; make the electronic controller can the open angle adjusting hot water proportioning valve 4 and cold water proportioning valve 5 fast and accurately, it is ensured that the leaving water temperature of mixed water pot 11 is positioned at preset temperature interval.
Preferably, also included before step (e): the leaving water temperature of the second mixed water pot 11 of temperature sensor 13 monitoring, if the leaving water temperature of mixed water pot 11 is positioned at preset temperature interval, electronic controller will open the second electromagnetic valve 16, and outlet conduit 3 starts water outlet；Otherwise, electronic controller cuts out the second electromagnetic valve 16, repeats step (a)～(d), until the leaving water temperature of mixed water pot 11 is positioned at preset temperature interval.
Preferably, step (f) also includes: opening the first electromagnetic valve 15, water storage water inlet pipe 9 is connected, and mixed water pot 11 supplies water to water tank 7, and water is stored by water tank 7, for supplying water to cold water pipes 2.
Preferably, also include after step (f): when the water in mixed water pot 11 is all flowed into water tank 7, electronic controller cuts out the second electromagnetic valve 16, and outlet conduit 3 stops water outlet；Now the first electromagnetic valve 15 may be at turning off or on state.Opening the first electromagnetic valve 15, water storage water inlet pipe 9 is connected, and mixed water pot 11 continues to supply water to water tank 7；Closing the first electromagnetic valve 15, water storage water inlet pipe 9 is closed, and mixed water pot 11 stops supplying water to water tank 7.
Preferably, also included before step (e): hot water temperature sensor 18 and cold water temperature sensor 19 monitor the supply water temperature of hot water pipeline 1 and cold water pipes 2 respectively, and it is sent to electronic controller so that the electronic controller action controlling hot water proportioning valve 4 and cold water proportioning valve 5 fast and accurately.
Preferably, also including before step (f): if the liquid level of water tank 7 is not less than the water level that arranges of liquid level sensor 14, water supply installation opened by electronic controller, closes the 3rd electromagnetic valve 17, tap water water source stops supplying water to cold water pipes 2, water tank 7 supply water to cold water pipes 2；If the liquid level of water tank 7 is lower than the water level that arranges of liquid level sensor 14, electronic controller cuts out water supply installation, and water tank 7 stops supplying water to cold water pipes 2, opens the 3rd electromagnetic valve 17, tap water water source supplies water to cold water pipes 2.
Below, in conjunction with the second embodiment, it is further described the control process of constant temperature shower system.
The first step, switches on power, and starts electronic controller, and constant temperature shower system enters the preparatory stage before water outlet.
Second step, the temperature of the mixing water of the outlet of water mixing valve 6 is monitored in first temperature sensor 12, the temperature of the mixing water of the outlet of the second mixed water pot 11 of temperature sensor 13 monitoring, hot water temperature sensor 18 and cold water temperature sensor 19 monitor the supply water temperature of hot water pipeline 1 and cold water pipes 2 respectively, and are judged by electronic controller and indicate.If the temperature of the mixing water of the outlet of the temperature of the mixing water of the outlet of water mixing valve 6 and mixed water pot 11 is interval lower than preset temperature, then corresponding execution the 3rd step；If the temperature of the mixing water of the outlet of the temperature of the mixing water of the outlet of water mixing valve 6 and mixed water pot 11 is interval higher than preset temperature, then corresponding execution the 4th step；If the temperature of the mixing water of the outlet of the temperature of the mixing water of the outlet of water mixing valve 6 and mixed water pot 11 is positioned at preset temperature interval, then corresponding execution the 5th step.
3rd step, electronic controller controls to cut out the second electromagnetic valve 16 on outlet conduit 3, and the outlet of outlet conduit 3 is closed；Opening the first electromagnetic valve 15 on water storage water inlet pipe 9, water storage water inlet pipe 9 is connected, and mixed water pot 11 supplies water to water tank 7；Hot water proportioning valve 4 is opened to maximum, cold water proportioning valve 5 is opened to minimum, and water tank 7 is supplied water to cold water pipes 2 via water pump 8 by water storage outlet pipe 10, and hot water pipeline 1 and cold water pipes 2 supply water to water mixing valve 6, hot water amount, more than cool water quantity, enters mixed water pot 11 via water mixing valve 6 after mixing.Now, hot water constantly flows to mixed water pot 11, and the mixing water in mixed water pot 11 constantly flows in water tank 7, and the water temperature in mixed water pot 11 constantly raises, until the leaving water temperature of the mixing water in the leaving water temperature of outlet of water mixing valve 6 and mixed water pot 11 is positioned at preset temperature interval, then perform the 5th step.
4th step, electronic controller controls to cut out the second electromagnetic valve 16 on outlet conduit 3, and the outlet of outlet conduit 3 is closed；Opening the first electromagnetic valve 15 on water storage water inlet pipe 9, water storage water inlet pipe 9 is connected, and mixed water pot 11 supplies water to water tank 7；Hot water proportioning valve 4 is opened to minimum, cold water proportioning valve 5 is opened to maximum, and water tank 7 is supplied water to cold water pipes 2 via water pump 8 by water storage outlet pipe 10, and hot water pipeline 1 and cold water pipes 2 supply water to water mixing valve 6, hot water amount, less than cool water quantity, enters mixed water pot 11 via water mixing valve 6 after mixing.Now, cold water constantly flows to mixed water pot 11, and the mixing water in mixed water pot 11 constantly flows in water tank 7, and the water temperature in mixed water pot 11 constantly reduces, until the leaving water temperature of the mixing water in the leaving water temperature of outlet of water mixing valve 6 and mixed water pot 11 reaches in preset temperature interval, then perform the 5th step.
5th step, the first electromagnetic valve 15 cuts out by electronic controller, and water storage water inlet pipe 9 is closed, and mixed water pot 11 stops supplying water to water tank 7.Constant temperature shower system enters into stand-by phase from the preparatory stage, and user can be fetched water use at any time.
6th step, after user sends water outlet instruction, under the monitoring of the first temperature sensor 12, hot water proportioning valve 4, cold water proportioning valve 5 folding by electronic controller control, hot water pipeline 1 and cold water pipes 2 supply water to water mixing valve 6 respectively, form mixing water, be positioned at the interval mixing water of preset temperature and flow into mixed water pot 11；Monitored the leaving water temperature of the mixing water of mixed water pot 11 by the second temperature sensor 13, the leaving water temperature of mixed water pot 11 is positioned at preset temperature interval, and the second electromagnetic valve 16 opened by electronic controller, then passes through outlet conduit 3 water outlet.
Meanwhile, the liquid level in water tank 7 is monitored by liquid level sensor 14, and is judged by electronic controller and indicate.If liquid level is not less than the water level that arranges of liquid level sensor 14 in water tank 7, electronic controller controls to cut out the 3rd electromagnetic valve 17 on cold water pipes 2, starts water pump 8, and tap water water source stops supplying water to cold water pipes 2, water tank 7 supply water to cold water pipes 2；Water in water tank 7 enters into cold water pipes 2 by water pump 8 via water storage outlet pipe 10, enters water mixing valve 6 through subcooled water proportioning valve 5, mixes with hot water subsequently into mixed water pot 11.Until the liquid level of water tank 7 is lower than the water level that arranges of liquid level sensor 14, electronic controller switches off the pump 8, and water tank 7 stops supplying water to cold water pipes 2, and the 3rd electromagnetic valve 17 on cold water pipes 2 opened by electronic controller, tap water water source supply water to cold water pipes 2.
7th step, after user sends stopping water outlet instruction, electronic controller cuts out hot water proportioning valve 4 and cold water proportioning valve 5, opens the second electromagnetic valve 16 on outlet conduit 3, allows the water in outlet conduit 3 return to mixed water pot 11 at liquid level difference flows by action.The first electromagnetic valve 15 on water storage water inlet pipe 9 opened by electronic controller, allows the water in mixed water pot 11 return to water tank 7 at liquid level difference flows by action.Then, electronic controller can cut out the first electromagnetic valve 15 and the second electromagnetic valve 16.
8th step, user closes power supply.
After user stopping water, the water retained between outlet conduit 3 and water mixing valve 6 can be stored in mixed water pot 11 or water tank 7, after meeting use condition, again squeezes into cold water pipes 2 by water pump 8, enters mixed water pot 11, is repeated utilizing.During user water next time, the temperature that water in mixed water pot 11 or thermal water source's initial stage provide, has flowed in water tank 7 in the preparatory stage being again started up lower than the water in predetermined temperature interval.So, water outlet is exactly the hot water that temperature can reach that preset temperature is interval, thus realizing water outlet instant heating, and the purpose of saving water resource again.
From the description above with put into practice known, constant temperature shower system provided by the invention and control method thereof have the advantage that before shower system water outlet, retain water and hot water source in shower system have been recycled in water tank to the water that retains between shower system, water in water tank can be again introduced into shower system by cold water pipes, to reuse, it is to avoid waste water resource.When shower system water outlet, mixing valve and mixed water pot are by cold water and hot water Homogeneous phase mixing, it is ensured that during the temperature of mixing water and leaving water temperature are positioned at preset temperature, it is no longer necessary to user is manually debugged, it is to avoid waste water resource；Avoid leaving water temperature too high or too low, it is possible to ensure suitability and the stability of output water temperature, thus improving shower person's comfort simultaneously.It addition, constant temperature shower system arranges water mixing valve and mixed water pot, it is possible to avoid leaving water temperature undue fluctuation, it is prevented that the appearance of scald accident, improve the safety of shower system.Constant temperature shower system and control method thereof can realize water outlet instant heating, and no longer need not be in holding state for a long time to ensure water outlet instant heating by shower system, save electric power resource.
Those of ordinary skill in the field are it is understood that the foregoing is only specific embodiments of the invention; it is not limited to the present invention; all within the purport of the present invention, any amendment of making, equivalent replacement, improvement etc., should be included within protection scope of the present invention.
Claims (13)
1. a constant temperature shower system, including: inlet channel and outlet conduit, described inlet channel includes the hot water pipeline for connecting and the cold water pipes for connecting with tap water water source with thermal water source, it is characterised in that also include:
Water tank；
Water storage water inlet pipe, described water storage water inlet pipe connects described outlet conduit and described water tank, and described water storage water inlet pipe is provided with the first electromagnetic valve for controlling described water storage water inlet pipe break-make；
Water storage outlet pipe, described water storage outlet pipe connects described cold water pipes and described water tank, and described water tank is supplied water to described cold water pipes by described water storage outlet pipe；
Hot water proportioning valve, described hot water proportioning valve is arranged on described hot water pipeline, for controlling the hot water flow that described hot water pipeline flows out；
Cold water proportioning valve, described cold water proportioning valve is arranged on described cold water pipes, for controlling the cold water flow that described cold water pipes flows out；
Water mixing valve, described water mixing valve includes cavity, inlet and outlet, hot water pipeline described in described inlet communication and described cold water pipes, outlet conduit described in described outlet, the hot water of described hot water pipeline and the cold water of described cold water pipes form mixing water in described cavity；
First temperature sensor, described first temperature sensor is for monitoring the leaving water temperature of the described outlet of described water mixing valve；
Electronic controller, the switch of described electronic controller first electromagnetic valve according to the Data Control of described first temperature sensor offer and the corresponding actions of described hot water proportioning valve and described cold water proportioning valve.
2. constant temperature shower system as claimed in claim 1, it is characterized in that, also include: mixed water pot, described mixed water pot connects between described water mixing valve and described outlet conduit, by the connection of described water storage water inlet pipe between described mixed water pot and described water tank, described water storage water inlet pipe is provided with the first electromagnetic valve for controlling described water storage water inlet pipe break-make.
3. constant temperature shower system as claimed in claim 2, it is characterized in that, it is provided with the second temperature sensor of leaving water temperature for monitoring described mixed water pot between described outlet conduit and described mixed water pot, described outlet conduit is provided with the second electromagnetic valve for controlling described outlet conduit break-make.
4. constant temperature shower system as claimed in claim 3, it is characterized in that, being respectively provided with hot water temperature sensor and cold water temperature sensor on described hot water pipeline and described cold water pipes, described electronic controller is the corresponding actions of hot water proportioning valve and described cold water proportioning valve according to the Data Control of described hot water temperature sensor and the offer of described cold water temperature sensor.
5. constant temperature shower system as claimed in claim 4, it is characterised in that be arranged to control the 3rd electromagnetic valve of described cold water pipes break-make on described cold water pipes.
6. constant temperature shower system as claimed in claim 5, it is characterised in that also including: water supply installation, described water supply installation is connected with described water storage outlet pipe, and described water supply installation is for supplying water to described cold water pipes.
7. constant temperature shower system as claimed in claim 6, it is characterized in that, also include: liquid level sensor, described liquid level sensor for monitoring water level in described water tank, the switch of water supply installation described in the Data Control that described electronic controller provides according to described liquid level sensor.
8. the control method based on the arbitrary described constant temperature shower system of claim 1 to 7, it is characterised in that including:
A () is by the leaving water temperature of the described outlet of water mixing valve described in described first temperature sensor monitors；The described leaving water temperature of described outlet is interval lower than preset temperature, then corresponding execution step (b)；The described leaving water temperature of described outlet is interval higher than preset temperature, then corresponding execution step (c)；The described leaving water temperature of described outlet is positioned at preset temperature interval, then corresponding execution step (d)；
B described first electromagnetic valve is opened by () by described electronic controller, described water storage water inlet pipe is connected, described outlet conduit supplies water to described water tank, described hot water proportioning valve is opened to maximum, described cold water proportioning valve is opened to minimum, described water tank is supplied water to described cold water pipes by described water storage outlet pipe, described hot water pipeline and described cold water pipes supply water to described water mixing valve, the temperature of the described mixing water formed in the described cavity of described water mixing valve rises to the described leaving water temperature of described outlet and is positioned at preset temperature interval, then perform step (d)；
C described first electromagnetic valve is opened by () by described electronic controller, described water storage water inlet pipe is connected, described outlet conduit supplies water to described water tank, described hot water proportioning valve is opened to minimum, described cold water proportioning valve is opened to maximum, described water tank is supplied water to described cold water pipes by described water storage outlet pipe, described hot water pipeline and described cold water pipes supply water to described water mixing valve, the temperature of the described mixing water formed in the described cavity of described water mixing valve drops to the described leaving water temperature of described outlet and is positioned at described preset temperature interval, then perform step (d)；
D (), by described electronic controller by described first closed electromagnetic valve, described water storage water inlet pipe is closed, described outlet conduit stops supplying water to described water tank；
E () receives water outlet instruction, the data that described electronic controller provides according to described first temperature sensor, control described hot water proportioning valve and the open angle of described cold water proportioning valve, described hot water pipeline and described cold water pipes supply water to described water mixing valve, the described mixing water formed in the described cavity of described water mixing valve is positioned at described preset temperature interval at the described leaving water temperature of described outlet, and described outlet conduit starts water outlet；
F () receives instruction of cutting off the water, described electronic controller cuts out described hot water proportioning valve and described cold water proportioning valve, described hot water pipeline and described cold water pipes and stops supplying water to described water mixing valve, and described outlet conduit stops water outlet.
9. the control method of constant temperature shower system as claimed in claim 8, it is characterized in that, also included before step (e): the leaving water temperature of mixed water pot described in described second temperature sensor monitors, the described leaving water temperature of described mixed water pot is positioned at described preset temperature interval, and described second electromagnetic valve opened by described electronic controller；Otherwise, described electronic controller cuts out described second electromagnetic valve, repeats step (a)～(d).
10. the control method of constant temperature shower system as claimed in claim 9, it is characterised in that step (f) also includes: open described first electromagnetic valve, and described water storage water inlet pipe is connected, and described mixed water pot supplies water to described water tank.
11. the control method of constant temperature shower system as claimed in claim 10, it is characterised in that also include after step (f): described electronic controller cuts out described second electromagnetic valve, described outlet conduit stops water outlet；Closing described first electromagnetic valve, described water storage water inlet pipe is closed, and described mixed water pot stops supplying water to described water tank.
12. the control method of constant temperature shower system as claimed in claim 11, it is characterized in that, also included before step (e): described hot water temperature sensor and described cold water temperature sensor monitor the supply water temperature of described hot water pipeline and cold water pipes respectively, and are sent to described electronic controller.
13. the control method of constant temperature shower system as claimed in claim 8, it is characterized in that, also include before the step (f): what the liquid level of described water tank was not less than described liquid level sensor arranges water level, described water supply installation opened by described electronic controller, described water tank supplies water to described cold water pipes, closing described 3rd electromagnetic valve, described tap water water source stops supplying water to described cold water pipes；The liquid level of described water tank arranges water level lower than the described of described liquid level sensor, described electronic controller cuts out described water supply installation, described water tank stops supplying water to described cold water pipes, opens described 3rd electromagnetic valve, and described tap water water source supplies water to described cold water pipes.
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| CN114562810A (en) * | 2020-11-27 | 2022-05-31 | 云米互联科技(广东)有限公司 | Shower device and shower control method |
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