CN111473405A - Intelligent shower system and control method thereof - Google Patents
Intelligent shower system and control method thereof Download PDFInfo
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- CN111473405A CN111473405A CN202010426200.9A CN202010426200A CN111473405A CN 111473405 A CN111473405 A CN 111473405A CN 202010426200 A CN202010426200 A CN 202010426200A CN 111473405 A CN111473405 A CN 111473405A
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F24—HEATING; RANGES; VENTILATING
- F24D—DOMESTIC- OR SPACE-HEATING SYSTEMS, e.g. CENTRAL HEATING SYSTEMS; DOMESTIC HOT-WATER SUPPLY SYSTEMS; ELEMENTS OR COMPONENTS THEREFOR
- F24D17/00—Domestic hot-water supply systems
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F24—HEATING; RANGES; VENTILATING
- F24D—DOMESTIC- OR SPACE-HEATING SYSTEMS, e.g. CENTRAL HEATING SYSTEMS; DOMESTIC HOT-WATER SUPPLY SYSTEMS; ELEMENTS OR COMPONENTS THEREFOR
- F24D17/00—Domestic hot-water supply systems
- F24D17/0078—Recirculation systems
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F24—HEATING; RANGES; VENTILATING
- F24D—DOMESTIC- OR SPACE-HEATING SYSTEMS, e.g. CENTRAL HEATING SYSTEMS; DOMESTIC HOT-WATER SUPPLY SYSTEMS; ELEMENTS OR COMPONENTS THEREFOR
- F24D19/00—Details
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F24—HEATING; RANGES; VENTILATING
- F24D—DOMESTIC- OR SPACE-HEATING SYSTEMS, e.g. CENTRAL HEATING SYSTEMS; DOMESTIC HOT-WATER SUPPLY SYSTEMS; ELEMENTS OR COMPONENTS THEREFOR
- F24D19/00—Details
- F24D19/10—Arrangement or mounting of control or safety devices
- F24D19/1006—Arrangement or mounting of control or safety devices for water heating systems
- F24D19/1051—Arrangement or mounting of control or safety devices for water heating systems for domestic hot water
Abstract
An intelligent shower system comprises a numerical control water mixing valve and a numerical control water knockout drum, wherein the numerical control water mixing valve is provided with a water mixing valve cold water inlet, a water mixing valve hot water inlet and a water mixing valve water outlet, and the water knockout drum inlet of the numerical control water knockout drum is connected with the water mixing valve water outlet through a pipeline; a water outlet temperature sensor, a water outlet end water flow sensor and a water flow regulating valve are sequentially connected between the numerical control water mixing valve and the numerical control water segregator; the device comprises a circulating water pump for realizing the circulating water heating function, an electric on-off valve of a stepping motor, a water flow sensor and a circulating water temperature sensor; the main control circuit board is provided with a wireless communication assembly, the output ends of the operation panel, the numerical control water mixing valve, the water outlet temperature sensor, the water outlet end water flow sensor and the water flow regulating valve are connected with the input end of the main control circuit board, and the output end of the main control circuit board is connected with the input ends of the numerical control water mixing valve and the water flow regulating valve respectively. The invention realizes the effects of automatic double constant temperature, constant water flow and circulating water heating.
Description
Technical Field
The invention relates to the technical field of hot water showering, in particular to an intelligent shower system and a control method thereof.
Background
In recent years, people have higher requirements on life quality, and more people want shower equipment to provide more intelligent services while meeting basic use functions.
Current shower equipment mostly adopts the mode of manual regulation temperature, before using at every turn, need spend longer time, the mixing ratio of manual regulation cold water and hot water, just can debug suitable shower temperature with the temperature, or use the mixing ratio of self-operated mechanical thermostatic valve automatically regulated cold water and hot water, in order to reach shower temperature, the temperature of user's manual regulation self-operated mechanical thermostatic valve is required to this kind of scheme, above-mentioned scheme all can't realize automatic temperature adjustment, degree of automation is low, and at the in-process of shower, because at cold water, the water pressure of hot water is undulant, or under the reason such as temperature fluctuation, can lead to shower equipment to go out the temperature of water and can neglect the height suddenly, seriously influence user's shower comfort level.
Disclosure of Invention
The invention aims to provide an intelligent shower system and a control method thereof aiming at the defects in the background art, so that the automatic dual constant temperature and constant water flow functions are realized, and the problems of complicated mechanical constant temperature or manual cold water and hot water flow temperature control and manual water flow regulation are solved.
In order to achieve the purpose, the invention adopts the following technical scheme:
an intelligent shower system comprises an intelligent shower hot water device, wherein the intelligent shower hot water device comprises a numerical control water mixing valve and a numerical control water knockout drum, the numerical control water mixing valve is provided with a water mixing valve cold water inlet, a water mixing valve hot water inlet and a water mixing valve water outlet, and the water knockout drum inlet of the numerical control water knockout drum is connected with the water mixing valve water outlet through a pipeline;
a water outlet temperature sensor, a water outlet end water flow sensor and a water flow regulating valve are sequentially connected between the numerical control water mixing valve and the numerical control water segregator;
the intelligent shower hot water device further comprises a main control circuit board and an operation panel, the main control circuit board is provided with a wireless communication assembly, the output ends of the operation panel, the numerical control water mixing valve, the water outlet temperature sensor, the water outlet end water flow sensor and the water flow regulating valve are all connected with the input end of the main control circuit board, and the output end of the main control circuit board is respectively connected with the input ends of the numerical control water mixing valve and the water flow regulating valve.
Preferably, the intelligent shower hot water device comprises a circulating waterway;
the circulating waterway comprises a hot water inlet interface, a hot water inlet ball valve, a cold water inlet interface, a cold water inlet ball valve, a circulating water pump and a stepping motor electric on-off valve;
the stepping motor electric on-off valve comprises a stepping motor electric on-off valve first inlet, a stepping motor electric on-off valve second inlet, a stepping motor electric on-off valve first outlet and a stepping motor electric on-off valve second outlet;
the hot water inlet interface is sequentially connected with the hot water inlet ball valve, the circulating water pump and a first inlet pipeline of the stepping motor electric on-off valve;
the cold water inlet interface is sequentially connected with a cold water inlet ball valve and a second inlet pipeline of an electric on-off valve of the stepping motor;
when the circulating water path circulates, the first inlet of the electric on-off valve of the stepping motor is communicated with the second inlet of the electric on-off valve of the stepping motor;
the circulating water path further comprises a water flow sensor and a circulating water temperature sensor, and the water flow sensor and the circulating water temperature sensor are communicated with the electric on-off valve of the stepping motor.
Preferably, when the circulating water path is closed, the first inlet of the electric on-off valve of the stepping motor is communicated with the first outlet of the electric on-off valve of the stepping motor, and the first outlet of the electric on-off valve of the stepping motor is communicated with the hot water inlet of the water mixing valve.
Preferably, when the circulating water path is closed, the second inlet of the electric on-off valve of the stepping motor is communicated with the second outlet of the electric on-off valve of the stepping motor, and the second outlet of the electric on-off valve of the stepping motor is communicated with the cold water inlet of the water mixing valve.
Preferably, the numerical control water separator is provided with a portable shower interface and a top shower interface, the portable shower interface is externally connected with a portable shower, and the top shower interface is externally connected with a top shower;
and the input end of the numerical control water separator is connected with the output end of the main control circuit board.
Preferably, the intelligent shower hot water device comprises a water heater, and the water heater is externally connected with the intelligent shower hot water device;
the water heater is provided with a water heater cold water inlet and a water heater hot water outlet, the water heater cold water inlet is communicated with the cold water inlet interface, and the water heater hot water outlet is communicated with the hot water inlet interface;
the water heater is internally provided with a wireless communication module, and the wireless communication module is in communication connection with the wireless communication assembly.
The control method of the intelligent shower system comprises the following steps:
inputting a preset hot water temperature on an operation panel, converting the preset hot water temperature into a target instruction by the operation panel, and outputting the target instruction to a main control circuit board;
the outlet water temperature sensor detects the actual hot water temperature and feeds the actual hot water temperature as a temperature signal back to the main control circuit board;
the main control circuit board compares the preset hot water temperature with the actual hot water temperature, judges whether the actual hot water temperature is consistent with the preset hot water temperature, if not, outputs a first control instruction to the numerical control water mixing valve, and if so, outputs the hot water at the current actual hot water temperature for use;
the numerical control water mixing valve adjusts the opening degrees of a hot water inlet and a cold water inlet of the water mixing valve according to the first control instruction, and adjusts and controls the proportion of hot water and cold water in the numerical control water mixing valve, so that the actual hot water temperature is consistent with the preset hot water temperature;
when the opening degree of the hot water inlet of the water mixing valve reaches the maximum value and the opening degree of the cold water inlet of the water mixing valve reaches the minimum value, if the actual hot water temperature cannot be consistent with the preset hot water temperature, the main control circuit board outputs a second control instruction to the water flow regulating valve;
and the water flow regulating valve regulates the water flow path according to the second control instruction, reduces the water flow, and enables the actual hot water temperature to be consistent with the preset hot water temperature.
Preferably, the method comprises a pressurization control method, and comprises the following specific steps:
judging whether a supercharging function is started or not, and if so, starting a circulating water pump for supercharging;
judging whether the pressurization function is performed or not comprises judging whether the water flow regulating valve is opened to the maximum value or not and whether a water flow signal detected by the water outlet end water flow sensor is not greater than a preset value or not, and if so, starting the pressurization function;
and judging whether the supercharging function of the operation panel is started or not, and if so, starting the supercharging function.
Preferably, the method comprises a water circulation control method, and comprises the following specific steps:
triggering a water circulation mode, after the water circulation mode is triggered, opening an electric on-off valve of a stepping motor, then starting a circulating water pump, monitoring water flow in real time by a water flow sensor and feeding back the water flow to a main control circuit board, judging whether the water flow reaches a target value or not by the main control circuit board according to a water flow feedback signal, if so, judging that the circulating water path works normally, and if not, reporting an error;
when the main control circuit board sends a water flow feedback signal to the water heater, the water heater judges that the water flow reaches a starting value according to the water flow feedback signal, and when the water heater detects that the water flow reaches the starting value according to a water flow sensor of the water heater, the water heater is started to heat circulating water;
the circulating water temperature sensor detects the actual water temperature and feeds back the actual water temperature to the main control circuit board, and the main control circuit board judges whether the actual water temperature reaches the preset water temperature, if so, the circulating water pump is closed, and then the electric on-off valve of the stepping motor is closed.
Preferably, the method comprises a flow regulation method, and comprises the following specific steps:
inputting a preset water flow value on an operation panel, converting the preset water flow value into a target instruction by the operation panel, and outputting the target instruction to a main control circuit board;
the water outlet end water flow sensor detects an actual water flow value and feeds the actual water flow value as a flow signal back to the main control circuit board;
the main control circuit board compares the preset water flow value with the actual water flow value, judges whether the actual water flow value is consistent with the preset water flow value, if not, outputs a control instruction to the water flow regulating valve, and if so, outputs hot water of the current actual water flow value for use;
and the water flow regulating valve regulates the opening of the water flow regulating valve according to the control instruction, so that the actual water flow value is consistent with the preset water flow value.
Has the advantages that:
1. the invention realizes the integrated design of the circulating water function, the intelligent temperature and constant temperature adjusting function of hot shower water, the intelligent flow and constant flow adjusting function of hot shower water, the automatic switching function of shower sprinklers such as a portable sprinkler, a top sprinkler and the like, is matched with a water heater to realize circulating hot water, reduces the requirement on the constant temperature performance of the water heater and can make up the defect of poor constant temperature effect of the water heater;
2. the invention solves the problems that the existing product using the circulating water function is uncomfortable to use and even the water heater is started because the used one-way valve is not started when the circulating water is used, when a user uses cold water through a shower head, water in a hot water pipeline flows to a cold water pipeline through the one-way valve to be mixed with water in the cold water pipeline and then flows out of the shower head, the user wants to use the cold water, but the actually-out water is warm water mixed with the hot water and the cold water, so that the water for the user is uncomfortable;
3. the invention realizes the functions of automatic double constant temperature and constant water flow, and solves the problems of complicated mechanical constant temperature or manual regulation of cold water and hot water flow temperature control and manual regulation of water flow. The function of automatic switching gondola water faucet is realized, the problem of traditional hand-operated machinery switching gondola water faucet is removed from. The user only needs to set up circulating water mode, set up leaving water temperature, set up the outlet flow according to the use habit of oneself on operating panel, can realize accurate leaving water temperature and discharge demand, reaches the purpose of comfortable shower. The temperature control point for starting and stopping the circulating water is arranged in the intelligent shower hot water device with the circulating water function and is closer to a water consumption point, so that the problems of temperature difference and water resource waste caused by the fact that the temperature control point is arranged in a water heater or is far away from the water consumption point in the conventional product do not exist;
4. the pressurization function is realized, and the pressurization function can be started in areas with lower water pressure and lower water flow so as to achieve the shower water flow.
Drawings
FIG. 1 is an internal block diagram of the intelligent shower hot water apparatus of the present invention;
FIG. 2 is a schematic view of the interface of the intelligent shower hot water apparatus of the present invention;
FIG. 3 is a schematic diagram of the intelligent shower hot water apparatus of the present invention;
FIG. 4 is a schematic diagram of the circulating water of the intelligent shower hot water device and water heater of one embodiment of the present invention;
fig. 5 is a schematic diagram of circulating water for an intelligent shower hot water device and water heater according to another embodiment of the present invention.
Wherein: a hot water inlet interface 1, a hot water inlet ball valve 2, a hot water inlet ball valve inlet 21, a hot water inlet ball valve outlet 22, a circulating water pump 3, a circulating water pump inlet 31, a circulating water pump outlet 32, a stepping motor electric on-off valve 4, a stepping motor electric on-off valve first inlet 41, a stepping motor electric on-off valve second inlet 42, a stepping motor electric on-off valve first outlet 43, a stepping motor electric on-off valve second outlet 44, a water flow sensor 5, a circulating water temperature sensor 6, a cold water inlet interface 7, a cold water inlet ball valve 8, a cold water inlet ball valve inlet 81, a cold water inlet ball valve outlet 82, a numerical control water mixing valve 9, a water mixing valve hot water inlet 91, a water mixing valve cold water inlet 92, a water mixing valve water outlet 93, a water outlet temperature sensor 10, a water outlet end water flow sensor 11, a water flow regulating valve 12, a numerical control water separator 13, a, The portable shower interface 132, the overhead shower interface 133, the portable shower 14, the overhead shower 15, the main control circuit board 16, the operation panel 17, the water heater 18, the cold water inlet 181 of the water heater, the hot water outlet 182 of the water heater, the wireless communication module 183 and the water consumption point 19.
Detailed Description
The technical scheme of the invention is further explained by the specific implementation mode in combination with the attached drawings.
In the description of the present invention, it is to be understood that the terms "upper", "lower", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", and the like, indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, are only for convenience in describing the present invention and simplifying the description, and do not indicate or imply that the device or element referred to must have a particular orientation, be constructed and operated in a particular orientation, and thus, should not be construed as limiting the present invention.
The intelligent shower system comprises an intelligent shower hot water device, as shown in fig. 1, wherein the intelligent shower hot water device comprises a numerical control water mixing valve 9 and a numerical control water knockout drum 13, the numerical control water mixing valve 9 is provided with a water mixing valve cold water inlet 92, a water mixing valve hot water inlet 91 and a water mixing valve water outlet 93, and the water knockout drum inlet 131 of the numerical control water knockout drum 13 is connected with the water mixing valve water outlet 93 through a pipeline;
a water outlet end temperature sensor 10, a water outlet end water flow sensor 11 and a water flow regulating valve 12 are sequentially connected between the numerical control water mixing valve 9 and the numerical control water segregator 13;
the intelligent shower water heating device further comprises a main control circuit board 16 and an operation panel 17, wherein the main control circuit board 16 is provided with a wireless communication assembly, the output ends of the operation panel 17, the numerical control water mixing valve 9, the water outlet end temperature sensor 10, the water outlet end water flow sensor 11 and the water flow regulating valve 12 are connected with the input end of the main control circuit board 16, and the output end of the main control circuit board 16 is connected with the input ends of the numerical control water mixing valve 9 and the water flow regulating valve 12 respectively.
Current shower equipment mostly adopts the mode of manual regulation temperature, before using at every turn, need spend longer time, the mixing ratio of manual regulation cold water and hot water, just can debug suitable shower temperature with the temperature, or use the mixing ratio of self-operated mechanical thermostatic valve automatically regulated cold water and hot water, in order to reach shower temperature, the temperature of user's manual regulation self-operated mechanical thermostatic valve is required to this kind of scheme, above-mentioned scheme all can't realize automatic temperature adjustment, degree of automation is low, and at the in-process of shower, because at cold water, the water pressure of hot water is undulant, or under the reason such as temperature fluctuation, can lead to shower equipment to go out the temperature of water and can neglect the height suddenly, seriously influence user's shower comfort level.
In order to solve the problems, the numerical control water mixing valve 9, the water outlet end temperature sensor 10, the water outlet end water flow sensor 11 and the water flow regulating valve 12 are arranged, and the double constant temperature effect is realized by matching with the main control circuit board 16. Specifically, as shown in fig. 1 and fig. 2, the numerical control mixing valve 9 is provided with the mixing valve cold water inlet 92 and the mixing valve hot water inlet 91, cold water flows into the numerical control mixing valve 9 from the mixing valve cold water inlet 92, and hot water flows into the numerical control mixing valve 9 from the mixing valve hot water inlet 91; when a user uses hot water, a hot water outlet temperature T1 is set on the operation panel 17 according to the bathing requirement of the user, the operation panel 17 converts the hot water outlet temperature T1 into a target instruction and outputs the target instruction to the main control circuit board 16, meanwhile, the water outlet end temperature sensor 10 feeds back a temperature signal to the main control circuit board 16, the main control circuit board 16 compares a temperature sensor feedback temperature signal (an actual hot water outlet temperature T2) with a set hot water outlet temperature T1 and outputs a control instruction to the stepping motor on the numerical control water mixing valve 9, the stepping motor of the numerical control water mixing valve 9 is controlled to adjust the opening degrees of the water mixing valve hot water inlet 91 and the water mixing valve cold water inlet 92 so as to adjust the mixing ratio of the cold water and the hot water, and the adjustment and the feedback are repeated so that the temperature signal (the actual hot water outlet temperature T2) fed back by the water outlet end temperature sensor 10 is consistent with the set hot water, the effect of the first constant temperature is realized.
When the hot water inlet 91 of the mixing valve of the numerical control mixing valve 9 is opened to the maximum value and the cold water inlet 92 of the mixing valve is opened to the minimum value, if the feedback temperature signal (the actual hot water temperature T2) of the water temperature sensor does not reach the set hot water temperature T1 at this time, the main control circuit board 16 sends a control command to the motor of the water flow regulating valve 12, the motor of the water flow regulating valve 12 is controlled to gradually reduce the water flow path, so that the feedback temperature signal (the actual hot water temperature T2) of the water temperature sensor is consistent with the set hot water temperature T1, and the effect of second constant temperature is achieved.
In the present application, the function logic for converting the hot water outlet temperature T1 into the target command by the operation panel 17 and the function logic for outputting the corresponding control command by the main control circuit board 16 may be set by the user before shipment of the device.
This application has water flow regulatory function, and the user can require to adjust out hot water flow according to the bathing of self, realizes the function of numerical control regulation water flow through setting up outlet end water flow sensor 11 and water flow control valve 12. The user sets hot water flow Q1 on the operation panel 17 according to his own bathing requirement, the operation panel 17 converts the hot water flow Q1 into a target instruction and outputs the target instruction to the main control circuit board 16, meanwhile, the water flow sensor 11 feeds back flow signals to the main control circuit board 16, the main control circuit board 16 compares the feedback flow signal (actual hot water flow Q2) from the water outlet end water flow sensor 11 with the set hot water flow Q1, and outputs a control command to the motor on the water flow regulating valve 12 to control the motor of the water flow regulating valve 12 to regulate the opening of the water flow regulating valve 12, so as to repeatedly regulate and feed back, so that the feedback flow signal (actual hot water flow rate Q2) of the water outlet end water flow sensor 11 is consistent with the set hot water flow rate Q1, thereby realizing the effect of constant hot water flow.
Preferably, as shown in fig. 2 and 4, a circulating waterway is included;
the circulating waterway comprises a hot water inlet interface 1, a hot water inlet ball valve 2, a cold water inlet interface 7, a cold water inlet ball valve 8, a circulating water pump 3 and a stepping motor electric on-off valve 4;
the stepping motor electric on-off valve 4 comprises a stepping motor electric on-off valve first inlet 41, a stepping motor electric on-off valve second inlet 42, a stepping motor electric on-off valve first outlet 43 and a stepping motor electric on-off valve second outlet 44;
the hot water inlet interface 1 is sequentially connected with the hot water inlet ball valve 2, the circulating water pump 3 and the first inlet 41 of the stepping motor electric on-off valve through pipelines;
the cold water inlet port 7 is sequentially connected with a cold water inlet ball valve 8 and a second inlet 42 of the stepping motor electric on-off valve through pipelines;
when the circulating water path circulates, the first inlet 41 of the electric on-off valve of the stepping motor is communicated with the second inlet 42 of the electric on-off valve of the stepping motor;
the circulating water path further comprises a water flow sensor and a circulating water temperature sensor, and the water flow sensor and the circulating water temperature sensor are communicated with the electric on-off valve of the stepping motor.
In this application, hot water ball valve 2 and cold water ball valve 8 of intaking can also adopt the closed type electromagnetic switch valve to replace, and the closed type electromagnetic switch valve is closed state when not circular telegram, and the valve is open circuit state during the circular telegram, produces magnetic force through the coil power supply that leans on the solenoid valve and drives the case action and make the valve open, and the pipeline intercommunication, normally closed state more changes into normally open state, guarantees the circulation of water.
In the present application, the water flow sensor 5, the circulating water temperature sensor 6, and the stepping motor electric on-off valve 4 may be designed to be connected in series to form a whole, or may be designed to be connected in series through a pipeline after being designed to be separated, in this embodiment, as shown in fig. 4, the water flow sensor 5, the circulating water temperature sensor 6, and the stepping motor electric on-off valve 4 are integrally formed;
the water flow sensor 5 and the circulating water temperature sensor 6 are arranged on a pipeline of the first inlet 41 of the electric on-off valve of the stepping motor communicated with the second inlet 42 of the electric on-off valve of the stepping motor.
In this application, be provided with the circulation water route for realize the circulating water function, under the condition that gondola water faucet such as top gondola water faucet 15 and portable gondola water faucet 14 were closed, if there is the circulating water work demand, wherein, it is as to reach the circulating water operating condition: the actual temperature sensed by the circulating water temperature sensor 6 is lower than the set temperature, a user starts a circulating water function on the operation panel 17, and the water flow sensor 5 detects that a water flow signal reaches a preset condition; when the circulating water function starts, step motor electric on-off valve 4 opens, restarts circulating water pump 3, circulating water pump 3 supplies power for the water in the pipeline for water follows hot water inlet port 1 gets into, through hot water inlet ball valve 2, rethread circulating water pump 3, again by step motor electric on-off valve 4 the first inlet 41 of step motor electric on-off valve flows into, through water flow sensor 5 and circulating water temperature sensor 6, flow to step motor electric on-off valve second inlet 42, by step motor electric on-off valve second inlet 42 flow out to cold water inlet ball valve 8, at last by cold water inlet port 7 flows out and heats, in this application, cold water inlet port 7 with water heater cold water inlet 181 communicates, hot water inlet port 1 with water heater hot water outlet 182 communicates, therefore, after flowing out from the cold water inlet port 7, the circulating water flows into the water heater 18 through the cold water inlet 181 of the water heater, is heated by the water heater 18, flows out from the hot water outlet 182 of the water heater, and returns to the hot water inlet port 1 again through the indoor hot water pipeline, so that closed integral circulating flow is realized, when the water reaches a set temperature, the circulating water pump 3 is stopped, and the electric on-off valve 4 of the stepping motor is closed;
in another embodiment, as shown in fig. 5, the water flow sensor 5 and the circulating water temperature sensor 6 are not integrally formed with the stepping motor electric on-off valve 4, the water flow sensor 5 and the circulating water temperature sensor 6 can also be arranged at the inlet or the outlet of the circulating water pump 3, wherein, the front and back positions of the water flow sensor 5 and the circulating water temperature sensor 6 can be adjusted in sequence, i.e. the water flow sensor 5 can be arranged before or after the circulating water temperature sensor 6, when the water flow sensor 5 and the circulating water temperature sensor 6 are arranged at the inlet of the circulating water pump 3, water enters from the hot water inlet interface 1, the hot water passes through the hot water inlet ball valve 2, the water flow sensor 5 and the circulating water temperature sensor 6, and then passes through the circulating water pump 3; when the water circulation valve is arranged at the outlet of the water circulation pump 3, water enters from the hot water inlet port 1, passes through the hot water inlet ball valve 2, then passes through the water circulation pump 3, then passes through the water flow sensor 5 and the circulating water temperature sensor 6, and then flows in from the first inlet 41 of the stepping motor electric on-off valve 4; when the water flow sensor 5 and the circulating water temperature sensor 6 are disposed at the inlet or the outlet of the circulating water pump 3, the water flow sensor 5 and the circulating water temperature sensor 6 can be used not only for detecting the water flow and the water temperature of the circulating water, but also for detecting the water flow and the water temperature of the hot water when the circulating water function is turned off and the hot water is normally used.
On the market, the check valve that generally all uses reaches the purpose of water refluence, and this application is through having adopted step motor is electronic to be closed valve 4, can effectively solve and not start at the circulating water, and when the user used cold water through the gondola water faucet, the water that can lead to hot water pipeline flowed cold water pipeline and cold water pipeline's water through the check valve and mixes, comes out from the gondola water faucet again, can lead to hot user's purpose to use cold water, but the water that actually comes out is the warm water after hot water mixes with cold water, leads to the user water uncomfortable, can arouse the problem that water heater 18 started even.
Preferably, when the circulating water path is closed, the first inlet 41 of the stepping motor electric on-off valve is communicated with the first outlet 43 of the stepping motor electric on-off valve, and the first outlet 43 of the stepping motor electric on-off valve is communicated with the hot water inlet 91 of the mixing valve.
When the circulation water route is closed, normally use hot water, the hot water flow direction is: by hot water inlet interface 1 gets into, through hot water intake ball valve 2 with circulating water pump 3, process after that the first import 41 of the electronic on-off valve of step motor gets into, this moment the first export 43 of the electronic on-off valve of step motor opens, makes the hot water follow the first import 41 flow direction of the electronic on-off valve of step motor the first export 43 of the electronic on-off valve of step motor, follow again the first export 43 of the electronic on-off valve of step motor flows extremely through the pipeline mixing water valve hot water import 91, gets into in the numerical control mixes the water valve 9.
Preferably, when the circulating water path is closed, the second inlet 42 of the stepping motor electric on-off valve is communicated with the second outlet 44 of the stepping motor electric on-off valve, and the second outlet 44 of the stepping motor electric on-off valve is communicated with the cold water inlet 92 of the mixing valve.
When the circulating waterway is closed, cold water is normally used, and the flow direction of the cold water is as follows: by the entering of cold water inlet interface 7, process cold water inlet ball valve 8, process after that the electronic on-off valve second import 42 of step motor gets into, this moment the electronic on-off valve second export 44 of step motor opens for cold water follows the electronic on-off valve second import 42 of step motor flows to the electronic on-off valve second export 44 of step motor, follows again the electronic on-off valve second export 44 of step motor flows to through the pipeline muddy water valve cold water import 92, gets into in the numerical control muddy water valve 9.
Preferably, the numerical control water separator 13 is provided with a handheld shower interface 132 and a top shower interface 133, the handheld shower interface 132 is externally connected with the handheld shower 14, and the top shower interface 133 is externally connected with the top shower 15;
the input end of the numerical control water separator 13 is connected with the output end of the main control circuit board 16.
On the market, generally switch through manual mechanical type to the switching of top gondola water faucet 15 and portable gondola water faucet 14, degree of automation is low, and this device embeds there is numerical control water knockout drum 13, utilizes numerical control water knockout drum 13 with main control circuit board 16 connects, realizes portable gondola water faucet 14 and the 15 gondola water faucets automatic switch-over of top gondola water faucet and goes out the hot-water channel, and the user is through the operation operating panel 17, by main control circuit board 16 sends the switching command extremely numerical control water knockout drum 13 can realize the automatic switch-over of numerical control water knockout drum 13, in this application, portable gondola water faucet interface 132 and top gondola water faucet interface 133 do not restrict in external portable gondola water faucet 14 and top gondola water faucet 15.
A water heater comprises an external connection with the intelligent shower hot water device;
the water heater 18 is provided with a water heater cold water inlet 181 and a water heater hot water outlet 182, the water heater cold water inlet 181 is communicated with the cold water inlet interface 7, and the water heater hot water outlet 182 is communicated with the hot water inlet interface 1.
In the existing product, the circulating water paths are all installed inside the water heater 18 (for example, the zero-cold water gas water heater 18 on the market), then the temperature control points for starting and stopping the circulating water function are all inside the gas water heater 18, and the temperature control points have a certain distance (namely the length of the pipeline) from the actual water consumption point (namely the shower head) of the user to the hot water pipeline, and because the length of the pipeline can cause the temperature between the temperature control points and the actual water consumption point, for example, the temperature control point is set to be 38 ℃, the temperature of the actual water consumption point can be 35 ℃ or lower, and then the temperature is uncomfortable when the user uses hot water. And in this application, place in the circulation water route in the intelligence shower hot water system for the temperature of temperature control point is nearest with actual water consumption point, does not have the difference in temperature.
Further, the water heater 18 is provided with a sensor for detecting water flow and/or a sensor for detecting the temperature of the circulating water, when the water heater 18 has a sensor for detecting water flow to detect that the water flow reaches a starting value or a sensor for detecting the temperature of the circulating water detects that the temperature of the circulating water reaches the starting value, and the above conditions are at least satisfied with one of the above conditions, the water heater 18 is started to heat the circulating water.
Further, the water heater in the present application may be a gas water heater, a heat pump water heater, a solar water heater, or an electric water heater, but is not limited to the above water heaters, meanwhile, the gas water heater is started according to a flow signal of the water flow sensor, and the heat pump water heater, the solar water heater, or the electric water heater is started according to the circulating water temperature detected by the circulating water temperature sensor.
Preferably, a wireless communication module 183 is arranged in the water heater 18, and the wireless communication module 183 is in communication connection with the wireless communication component.
In this application, main control circuit board 16 sets up the wireless communication subassembly, with the wireless communication module 183 of water heater 18 communicates, controls through the intelligent shower hot water system who installs the circulation water route in the bathroom the work of water heater 18 goes on, monitors the work of water heater 18 goes on, and then through the operation panel 17 is control promptly and adjustment the working parameter of water heater 18, reduces the design of water heater 18's own operating panel or gets rid of water heater 18's own operating panel, reduces the cost of water heater 18.
The water flow direction of this device during operation:
as shown in fig. 1 to 4, when the circulating water function is started, the stepping motor electric on-off valve 4 is opened, when the circulating water pump 3 is started, water in the pipeline enters from the hot water inlet port 1, flows to the hot water inlet ball valve inlet 21, flows from the hot water inlet ball valve outlet 22 to the circulating water pump inlet 31, flows out from the circulating water pump outlet 32, enters from the stepping motor electric on-off valve first inlet 41, enters into the stepping motor electric on-off valve 4, flows out from the stepping motor electric on-off valve second inlet 42 through the water flow sensor 5 and the circulating water temperature sensor 6, flows out from the cold water inlet ball valve outlet 82, flows from the cold water inlet ball valve inlet 81 to the cold water inlet port 7, is conveyed to the water heater cold water inlet 181 through an indoor pipeline, flows into the water heater 18, is heated by the water heater 18, and flows out from the water heater hot water outlet 182, to the hot water inlet interface 1, and in particular, after being heated by the water heater 18, the hot water flowing out of the hot water outlet 182 of the water heater can flow to other water consumption points 19;
when the circulating water function is not started, when hot water is used through the shower head, the hot water enters from the hot water inlet interface 1, flows to the hot water inlet ball valve inlet 21, flows to the circulating water pump inlet 31 from the hot water inlet ball valve outlet 22, flows out from the circulating water pump outlet 32, enters the first inlet 41 of the stepping motor electric on-off valve, flows out from the first outlet 43 of the stepping motor electric on-off valve, flows to the hot water inlet 91 of the water mixing valve, and enters the numerical control water mixing valve 9; cold water is followed cold water inlet port 7 gets into, and the flow direction cold water ball valve import 81 that intakes, flows out from cold water ball valve export 82 that intakes, follows step motor electronic on-off valve second import 42 gets into, follows step motor electronic on-off valve second export 44 flows out, flows to mix water valve cold water import 92, gets into in the numerical control mixes water valve 9, cold water and hot water process after numerical control mixes water valve 9 mixes water, process go out water end temperature sensor 10, go out water end water flow sensor 11 with water flow control valve 12 flows into numerical control water knockout drum 13, process numerical control water knockout drum 13 divides in the water gets into different gondola water fountains.
A control method of an intelligent shower system comprises an intelligent shower hot water device and a water heater 18, wherein the intelligent shower hot water device is externally connected with the water heater 18, and the control method comprises a dual constant temperature control method and comprises the following specific steps:
inputting a preset hot water temperature on an operation panel 17, converting the preset hot water temperature into a target instruction by the operation panel 17, and outputting the target instruction to a main control circuit board 16;
the water outlet end temperature sensor 10 detects the actual hot water temperature and feeds the actual hot water temperature as a temperature signal back to the main control circuit board 16;
the main control circuit board 16 compares the preset hot water temperature with the actual hot water temperature, judges whether the actual hot water temperature is consistent with the preset hot water temperature, if not, outputs a first control instruction to the numerical control water mixing valve 9, and if so, outputs the hot water with the current actual hot water temperature for use;
the numerical control water mixing valve 9 adjusts the opening degrees of the hot water inlet 91 and the cold water inlet 92 of the water mixing valve according to the first control instruction, and adjusts and controls the proportion of hot water and cold water in the numerical control water mixing valve 9, so that the actual hot water temperature is consistent with the preset hot water temperature;
when the opening degree of the hot water inlet 91 of the mixing valve reaches the maximum value and the opening degree of the cold water inlet 92 of the mixing valve reaches the minimum value, if the actual hot water temperature cannot be consistent with the preset hot water temperature, the main control circuit board 16 outputs a second control instruction to the water flow regulating valve 12;
the water flow regulating valve 12 regulates the water flow path according to the second control instruction, and reduces the water flow rate to make the actual hot water temperature consistent with the preset hot water temperature.
Preferably, the method comprises a pressurization control method, and comprises the following specific steps:
judging whether a supercharging function is started or not, and if so, starting a circulating water pump 3 for supercharging;
judging whether the pressurization function is performed or not comprises judging whether the water flow regulating valve 12 is opened to the maximum value or not and whether a water flow signal detected by the water outlet end water flow sensor 11 is not greater than a preset value or not, and if so, starting the pressurization function;
whether the supercharging function of the operation panel 17 is started or not is judged, and if yes, the supercharging function is started.
Preferably, the method comprises a water circulation control method, and comprises the following specific steps:
triggering a water circulation mode, after the water circulation mode is triggered, opening an electric on-off valve 4 of a stepping motor, then opening a circulating water pump 3, monitoring water flow in real time by a water flow sensor 5 and feeding back the water flow to a main control circuit board 16, judging whether the water flow reaches a target value or not by the main control circuit board 16 according to a water flow feedback signal, if so, normally working the circulating water path, and if not, reporting an error;
when the main control circuit board 16 sends the water flow feedback signal to the water heater 18, the water heater 18 judges that the water flow reaches a starting value according to the water flow feedback signal, and when the water heater 18 detects that the water flow reaches the starting value according to a water flow sensor of the water heater 18, at least one of the starting values is met, the water heater 18 is started to heat circulating water;
the circulating water temperature sensor 6 detects the actual water temperature and feeds back the actual water temperature to the main control circuit board 16, the main control circuit board 16 judges whether the actual water temperature reaches the preset water temperature, if so, the circulating water pump 3 is closed, and then the electric on-off valve 4 of the stepping motor is closed.
Preferably, the method comprises a flow regulation method, and comprises the following specific steps:
inputting a preset water flow value on an operation panel 17, converting the preset water flow value into a target instruction by the operation panel 17, and outputting the target instruction to a main control circuit board 16;
the water outlet end water flow sensor 11 detects an actual water flow value and feeds the actual water flow value as a flow signal back to the main control circuit board 16;
the main control circuit board 16 compares the preset water flow value with the actual water flow value, judges whether the actual water flow value is consistent with the preset water flow value, if not, outputs a control instruction to the water flow regulating valve 12, and if so, outputs hot water with the current actual water flow value for use;
the water flow regulating valve 12 regulates the opening degree of the water flow regulating valve 12 according to the control instruction, so that the actual water flow value is consistent with the preset water flow value.
Further, the water flow sensor 11 at the water outlet end can also be used for making the following control signals: under the condition that the circulating water function is started, if a user uses hot water, when the water outlet end water flow sensor 11 senses that the water flow reaches a preset value, the user uses the hot water at the moment, the water outlet end water flow sensor 11 feeds back a signal to the main control circuit board 16, the main control circuit board 16 outputs the signal to the circulating water pump 3 and the stepping motor electric on-off valve 4, the circulating water pump 3 stops working firstly, then the stepping motor electric on-off valve 4 is closed, and the circulating water function is stopped. The existing cold zero water heater can not accurately judge whether a user uses hot water or not under the condition of starting circulating hot water if the user uses hot water, so that the circulating water function and the hot water using of the user can be simultaneously carried out, and the temperature of the output hot water is unstable and uncomfortable.
The technical principle of the present invention is described above in connection with specific embodiments. The description is made for the purpose of illustrating the principles of the invention and should not be construed in any way as limiting the scope of the invention. Based on the explanations herein, those skilled in the art will be able to conceive of other embodiments of the present invention without inventive effort, which would fall within the scope of the present invention.
Claims (10)
1. An intelligence shower system which characterized in that: the intelligent shower hot water device comprises an intelligent shower hot water device, wherein the intelligent shower hot water device comprises a numerical control water mixing valve and a numerical control water knockout drum, the numerical control water mixing valve is provided with a water mixing valve cold water inlet, a water mixing valve hot water inlet and a water mixing valve water outlet, and a water knockout drum inlet of the numerical control water knockout drum is connected with the water mixing valve water outlet through a pipeline;
a water outlet temperature sensor, a water outlet end water flow sensor and a water flow regulating valve are sequentially connected between the numerical control water mixing valve and the numerical control water segregator;
the intelligent shower hot water device further comprises a main control circuit board and an operation panel, the main control circuit board is provided with a wireless communication assembly, the output ends of the operation panel, the numerical control water mixing valve, the water outlet temperature sensor, the water outlet end water flow sensor and the water flow regulating valve are all connected with the input end of the main control circuit board, and the output end of the main control circuit board is respectively connected with the input ends of the numerical control water mixing valve and the water flow regulating valve.
2. The intelligent shower system of claim 1, wherein: the intelligent shower hot water device comprises a circulating water path;
the circulating waterway comprises a hot water inlet interface, a hot water inlet ball valve, a cold water inlet interface, a cold water inlet ball valve, a circulating water pump and a stepping motor electric on-off valve;
the stepping motor electric on-off valve comprises a stepping motor electric on-off valve first inlet, a stepping motor electric on-off valve second inlet, a stepping motor electric on-off valve first outlet and a stepping motor electric on-off valve second outlet;
the hot water inlet interface is sequentially connected with the hot water inlet ball valve, the circulating water pump and a first inlet pipeline of the stepping motor electric on-off valve;
the cold water inlet interface is sequentially connected with a cold water inlet ball valve and a second inlet pipeline of an electric on-off valve of the stepping motor;
when the circulating water path circulates, the first inlet of the electric on-off valve of the stepping motor is communicated with the second inlet of the electric on-off valve of the stepping motor;
the circulating water path further comprises a water flow sensor and a circulating water temperature sensor, and the water flow sensor and the circulating water temperature sensor are communicated with the electric on-off valve of the stepping motor.
3. The intelligent shower system of claim 2, wherein:
when the circulating water path is closed, the first inlet of the electric on-off valve of the stepping motor is communicated with the first outlet of the electric on-off valve of the stepping motor, and the first outlet of the electric on-off valve of the stepping motor is communicated with the hot water inlet of the water mixing valve.
4. The intelligent shower system of claim 2, wherein:
when the circulating water path is closed, the second inlet of the electric on-off valve of the stepping motor is communicated with the second outlet of the electric on-off valve of the stepping motor, and the second outlet of the electric on-off valve of the stepping motor is communicated with the cold water inlet of the water mixing valve.
5. The intelligent shower system of claim 2, wherein:
the numerical control water segregator is provided with a portable shower interface and a top shower interface, the portable shower interface is externally connected with a portable shower, and the top shower interface is externally connected with a top shower;
and the input end of the numerical control water separator is connected with the output end of the main control circuit board.
6. The intelligent shower system of claim 5, wherein: the intelligent shower hot water device comprises a water heater, wherein the water heater is externally connected with the intelligent shower hot water device;
the water heater is provided with a water heater cold water inlet and a water heater hot water outlet, the water heater cold water inlet is communicated with the cold water inlet interface, and the water heater hot water outlet is communicated with the hot water inlet interface;
the water heater is internally provided with a wireless communication module, and the wireless communication module is in communication connection with the wireless communication assembly.
7. A control method of an intelligent shower system is characterized in that: the intelligent shower system comprises an intelligent shower hot water device and a water heater, wherein the intelligent shower hot water device is externally connected with the water heater, and the intelligent shower hot water device comprises a dual constant temperature control method and specifically comprises the following steps:
inputting a preset hot water temperature on an operation panel, converting the preset hot water temperature into a target instruction by the operation panel, and outputting the target instruction to a main control circuit board;
the outlet water temperature sensor detects the actual hot water temperature and feeds the actual hot water temperature as a temperature signal back to the main control circuit board;
the main control circuit board compares the preset hot water temperature with the actual hot water temperature, judges whether the actual hot water temperature is consistent with the preset hot water temperature, if not, outputs a first control instruction to the numerical control water mixing valve, and if so, outputs the hot water at the current actual hot water temperature for use;
the numerical control water mixing valve adjusts the opening degrees of a hot water inlet and a cold water inlet of the water mixing valve according to the first control instruction, and adjusts and controls the proportion of hot water and cold water in the numerical control water mixing valve, so that the actual hot water temperature is consistent with the preset hot water temperature;
when the opening degree of the hot water inlet of the water mixing valve reaches the maximum value and the opening degree of the cold water inlet of the water mixing valve reaches the minimum value, if the actual hot water temperature cannot be consistent with the preset hot water temperature, the main control circuit board outputs a second control instruction to the water flow regulating valve;
and the water flow regulating valve regulates the water flow path according to the second control instruction, reduces the water flow, and enables the actual hot water temperature to be consistent with the preset hot water temperature.
8. The intelligent shower water device and the control method of the water heater as claimed in claim 7, wherein:
the method comprises a pressurization control method, and specifically comprises the following steps:
judging whether a supercharging function is started or not, and if so, starting a circulating water pump for supercharging;
judging whether the pressurization function is performed or not comprises judging whether the water flow regulating valve is opened to the maximum value or not and whether a water flow signal detected by the water outlet end water flow sensor is not greater than a preset value or not, and if so, starting the pressurization function;
and judging whether the supercharging function of the operation panel is started or not, and if so, starting the supercharging function.
9. The intelligent shower water device and the control method of the water heater as claimed in claim 7, wherein:
the water circulation control method comprises the following specific steps:
triggering a water circulation mode, after the water circulation mode is triggered, opening an electric on-off valve of a stepping motor, then starting a circulating water pump, monitoring water flow in real time by a water flow sensor and feeding back the water flow to a main control circuit board, judging whether the water flow reaches a target value or not by the main control circuit board according to a water flow feedback signal, if so, judging that the circulating water path works normally, and if not, reporting an error;
when the main control circuit board sends a water flow feedback signal to the water heater, the water heater judges that the water flow reaches a starting value according to the water flow feedback signal, and when the water heater detects that the water flow reaches the starting value according to a water flow sensor of the water heater, the water heater is started to heat circulating water;
the circulating water temperature sensor detects the actual water temperature and feeds back the actual water temperature to the main control circuit board, and the main control circuit board judges whether the actual water temperature reaches the preset water temperature, if so, the circulating water pump is closed, and then the electric on-off valve of the stepping motor is closed.
10. The intelligent shower water device and the control method of the water heater as claimed in claim 7, wherein:
the method comprises a flow regulation method, and comprises the following specific steps:
inputting a preset water flow value on an operation panel, converting the preset water flow value into a target instruction by the operation panel, and outputting the target instruction to a main control circuit board;
the water outlet end water flow sensor detects an actual water flow value and feeds the actual water flow value as a flow signal back to the main control circuit board;
the main control circuit board compares the preset water flow value with the actual water flow value, judges whether the actual water flow value is consistent with the preset water flow value, if not, outputs a control instruction to the water flow regulating valve, and if so, outputs hot water of the current actual water flow value for use;
and the water flow regulating valve regulates the opening of the water flow regulating valve according to the control instruction, so that the actual water flow value is consistent with the preset water flow value.
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| CN202010426200.9A CN111473405A (en) | 2020-05-19 | 2020-05-19 | Intelligent shower system and control method thereof |
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Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112097386A (en) * | 2020-10-13 | 2020-12-18 | 陆丽平 | Water rapid heating device, water rapid heating control method and water heater |
| CN113280515A (en) * | 2021-05-31 | 2021-08-20 | 重庆信科蓝鸿科技有限公司 | Zero-cold-water constant-temperature hot-water intelligent module and control method |
| CN113720022A (en) * | 2021-10-11 | 2021-11-30 | 华帝股份有限公司 | Intelligent water heater control method |
| CN114811966A (en) * | 2022-04-13 | 2022-07-29 | 水利部交通运输部国家能源局南京水利科学研究院 | Intelligent control device and method for temperature adjustment of water-saving water heater |
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2020
- 2020-05-19 CN CN202010426200.9A patent/CN111473405A/en active Pending
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112097386A (en) * | 2020-10-13 | 2020-12-18 | 陆丽平 | Water rapid heating device, water rapid heating control method and water heater |
| CN112097386B (en) * | 2020-10-13 | 2024-03-08 | 杭州海绥物联网科技有限公司 | Water quick heating device, water quick heating control method and water heater |
| CN113280515A (en) * | 2021-05-31 | 2021-08-20 | 重庆信科蓝鸿科技有限公司 | Zero-cold-water constant-temperature hot-water intelligent module and control method |
| CN113720022A (en) * | 2021-10-11 | 2021-11-30 | 华帝股份有限公司 | Intelligent water heater control method |
| CN113720022B (en) * | 2021-10-11 | 2022-10-11 | 华帝股份有限公司 | Intelligent water heater control method |
| CN114811966A (en) * | 2022-04-13 | 2022-07-29 | 水利部交通运输部国家能源局南京水利科学研究院 | Intelligent control device and method for temperature adjustment of water-saving water heater |
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