CN108309109A - A kind of intelligent bathtub and its water-filling control method - Google Patents

A kind of intelligent bathtub and its water-filling control method Download PDF

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Publication number
CN108309109A
CN108309109A CN201810275636.5A CN201810275636A CN108309109A CN 108309109 A CN108309109 A CN 108309109A CN 201810275636 A CN201810275636 A CN 201810275636A CN 108309109 A CN108309109 A CN 108309109A
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China
Prior art keywords
water
temperature
bathtub
mixing
valve
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CN201810275636.5A
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Chinese (zh)
Inventor
林孝发
林孝山
刘启乔
邓小清
李帅宇
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Fujian Xihe Sanitary Ware Technology Co Ltd
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Fujian Xihe Sanitary Ware Technology Co Ltd
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Priority to CN201810275636.5A priority Critical patent/CN108309109A/en
Publication of CN108309109A publication Critical patent/CN108309109A/en
Pending legal-status Critical Current

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    • AHUMAN NECESSITIES
    • A47FURNITURE; DOMESTIC ARTICLES OR APPLIANCES; COFFEE MILLS; SPICE MILLS; SUCTION CLEANERS IN GENERAL
    • A47KSANITARY EQUIPMENT NOT OTHERWISE PROVIDED FOR; TOILET ACCESSORIES
    • A47K3/00Baths; Douches; Appurtenances therefor
    • A47K3/02Baths
    • AHUMAN NECESSITIES
    • A47FURNITURE; DOMESTIC ARTICLES OR APPLIANCES; COFFEE MILLS; SPICE MILLS; SUCTION CLEANERS IN GENERAL
    • A47KSANITARY EQUIPMENT NOT OTHERWISE PROVIDED FOR; TOILET ACCESSORIES
    • A47K3/00Baths; Douches; Appurtenances therefor
    • A47K3/001Accessories for baths, not provided for in other subgroups of group A47K3/00 ; Insertions, e.g. for babies; Tubs suspended or inserted in baths; Security or alarm devices; Protecting linings or coverings; Devices for cleaning or disinfecting baths; Bath insulation
    • EFIXED CONSTRUCTIONS
    • E03WATER SUPPLY; SEWERAGE
    • E03CDOMESTIC PLUMBING INSTALLATIONS FOR FRESH WATER OR WASTE WATER; SINKS
    • E03C1/00Domestic plumbing installations for fresh water or waste water; Sinks
    • E03C1/02Plumbing installations for fresh water
    • E03C1/04Water-basin installations specially adapted to wash-basins or baths
    • GPHYSICS
    • G05CONTROLLING; REGULATING
    • G05DSYSTEMS FOR CONTROLLING OR REGULATING NON-ELECTRIC VARIABLES
    • G05D9/00Level control, e.g. controlling quantity of material stored in vessel
    • G05D9/12Level control, e.g. controlling quantity of material stored in vessel characterised by the use of electric means

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  • Health & Medical Sciences (AREA)
  • Public Health (AREA)
  • Engineering & Computer Science (AREA)
  • Epidemiology (AREA)
  • General Health & Medical Sciences (AREA)
  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Automation & Control Theory (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Hydrology & Water Resources (AREA)
  • Water Supply & Treatment (AREA)
  • Multiple-Way Valves (AREA)

Abstract

The invention discloses based on a kind of intelligent bathtub, including bathtub ontology, the water-level gauge by measuring bathtub water level, water mixing valve, solenoid valve, drain valve, the first thermometer, second temperature, input unit and controller.The present invention further simultaneously discloses a kind of water-filling control method for above-mentioned intelligent bathtub, in water mixing valve tempering phase, open drain valve, discharge coolant-temperature gage is measured by second temperature meter, and mixing water temperature is controlled according to discharge coolant-temperature gage, coolant-temperature gage to be discharged turns off drain valve when being set water temperature and starts water-filling;And in the water-filling stage, by the first thermometer measure mixing water temperature, controller persistently adjusts water mixing valve according to the temperature difference of mixing water temperature and set water temperature, mixing water temperature is made to be maintained at set water temperature, prevents from leading to the reduction of mixing water temperature since hot water persistently exports.Technical solution using the present invention, it can be ensured that actual mixing water temperature is set water temperature in bathtub, improves the control accuracy of the practical mixing water temperature of intelligent bathtub.

Description

A kind of intelligent bathtub and its water-filling control method
Technical field
The invention belongs to Intelligent bathroom technical fields, and in particular to a kind of intelligent bathtub and its water-filling control method.
Background technology
With the development of science and technology, smart home device rapid proliferation significantly improves people’s lives to huge numbers of families Environment improves people’s lives experience.Bathtub can allow people to relieve fatigue, relax as a kind of home equipment of bathing of having a bath Slow nerve simultaneously loosens body and mind, promotes the warm comfort of family life.With the development of bathroom technology, existing intelligent bathtub energy Enough auxiliary people carry out the operations such as water-filling, draining, while also having the function of auxiliary adjustment bathtub water-filling temperature, facilitate people It uses.Existing intelligent bathtub mixing water method for regulating temperature is the mixing water temperature fed back according to the water inlet of bathtub, is adjusted The mixed proportion for saving hot water or cold water, makes mixing water temperature reach set water temperature.Due to the water-filling rank of the tempering phase and bathtub Duan Chonghe, the mixing water temperature that tempering phase is filled with bathtub cannot determine, not preheated to bathtub before water-filling, cause practical in bathtub Mixing water temperature there are relatively large deviations with set water temperature, therefore, existing intelligent bathtub can not accurately control the reality in bathtub Border mixing water temperature reduces experience and comfort of the people using intelligent bathtub to a certain extent.
Invention content
It is an object of the invention to solve problems of the prior art, a kind of intelligent bathtub and its water-filling control are provided Method, to improve the control accuracy of the practical mixing water temperature of intelligent bathtub, in order to achieve the above objectives, the present invention uses following technology Scheme:
A kind of intelligent bathtub, including:Bathtub ontology, water-level gauge, water mixing valve, solenoid valve, drain valve, the first thermometer, Two thermometers, input unit and controller;The water-level gauge is laid in the side wall of bathtub ontology along short transverse, for measuring Bathtub water level;The water mixing valve accesses hot water or cold water, to adjust hot water or cold water's mixed proportion and export mixing water;Described Solenoid valve is exported for opening and closing mixing water to bathtub ontology;The drain valve is set to bathtub drainage hole, is discharged or protects to open and close Hold mixing water in bathtub;First thermometer is set to the water outlet of water mixing valve, to measure mixing water temperature;Described second Thermometer is set to the discharge outlet of drain valve, to measure discharge coolant-temperature gage;The input unit is inputted for user with to intelligence Bathtub sends operating instruction;Controller respectively with water-level gauge, water mixing valve, solenoid valve, drain valve, the first thermometer and second temperature Meter electrical connection, and connect with input unit signal, with the bath water for receiving the operating instruction of user's transmission, water-level gauge is sent The discharge coolant-temperature gage of mixing water temperature, the transmission of second temperature meter that position, the first thermometer are sent, and control water mixing valve, solenoid valve With draining valve events, run with controlling intelligent bathtub.
Preferably, the water mixing valve includes valve body, spool and driver;The valve body accesses hot water or cold water, warp Mixing water is released after mixing;The spool is set to body cavity, and affixed with the output end of driver;The water mixing valve is logical The flexible stepper drive spool sliding of device of overdriving, to change the mixed proportion of hot water or cold water.
A kind of water-filling control method of intelligent bathtub, for a kind of intelligent bathtub as described above;The controller connects Receive input unit transmission includes the water-filling instruction of set water temperature and setting water level, executes following steps:
Step 1:Open drain valve;
Step 2:Opens solenoid valve;
Step 3:According to the discharge coolant-temperature gage that second temperature meter is fed back, water mixing valve is controlled according to set water temperature, until discharge Coolant-temperature gage reaches set water temperature;
Step 4:Close drain valve;
Step 5:According to the mixing water temperature that the first thermometer is fed back, water mixing valve is controlled according to set water temperature, makes mixing water Temperature is maintained at set water temperature, until bathtub water level reaches setting water level;
Step 6:Close solenoid valve.
Preferably, before controller executes step 2, step 1.1 is first carried out:The bathtub water level that water-level gauge measures is obtained, When bathtub water level is empty cylinder, step 2 is continued to execute.
Preferably, water-filling instruction further includes reservation time point;The controller is away from reservation time point first period When, start sequentially to execute step 1 to step 6, to realize the reservation water-filling of intelligent bathtub.
Preferably, in step 3 and/or step 5, controller uses intermittent method for regulating temperature, and according to this temperature adjustment The temperature difference of the discharge coolant-temperature gage of second temperature meter feedback and/or the mixing water temperature and set water temperature of the first thermometer feedback, really Temperature of setting the tone is spaced and the flexible step value of driver.
Preferably, it is bigger that the temperature difference between coolant-temperature gage and/or mixing water temperature and set water temperature is discharged, then under controller setting Secondary temperature adjustment is bigger apart from the interval of this temperature adjustment, and the flexible step value of this temperature adjustment driver is bigger.
By the above-mentioned description of this invention it is found that compared with the existing technology, the present invention has the advantages that:
(1) second temperature meter is arranged to measure discharge water in drain valve discharge outlet in the intelligent bathtub of technical solution of the present invention Temperature can measure the discharge coolant-temperature gage by bathtub, and according to row in the tempering phase of water mixing valve by opening drain valve The temperature difference of leaving water temperature and set water temperature controls water mixing valve and adjusts mixing water temperature, coolant-temperature gage to be discharged reach after set water temperature It closes drain valve and starts water-filling, the mixing water that set water temperature has not yet been reached in tempering phase is avoided to be filled with bathtub, it can be true It is set water temperature to protect actual mixing water temperature in bathtub, improves the temperature control precision of intelligent bathtub;
(2) first thermometers are capable of the leaving water temperature of test constantly water mixing valve so that water mixing valve when drain valve is closed Leaving water temperature is maintained at set water temperature, prevents the temperature due to hot water from declining, causes the leaving water temperature of water mixing valve to decline, with accurate Control bathtub water temp;
(3) water-level gauge laid along bathtub body height direction is set, for measuring bathtub water level, is tracked convenient for controller Obtain bathtub water level so that bathtub is filled with water to setting water level controller and automatically controls solenoid valve stopping water-filling, is easy to implement intelligence Control water-filling;
(4) controller respectively with water-level gauge, water mixing valve, solenoid valve, drain valve, the first thermometer, second temperature meter and defeated Enter unit electrical connection, is sent by receiving bathtub water level, the first thermometer that operating instruction, the water-level gauge that user sends are sent Mixing water temperature, second temperature meter send discharge coolant-temperature gage, and control water mixing valve, solenoid valve and draining valve events, with control Intelligent bathtub operation processed is easy to implement intelligent operation and the automatic heat preserving control of bathtub;
(5) water mixing valve includes valve body, spool and driver, is slided in valve body using driver driving spool, convenient for adopting The flexible of driver is controlled according to the mixing water temperature that the first thermometer or second temperature meter are fed back with intermittent method for regulating temperature Step value changes the cross-sectional area of valve body water inlet of hot water and cold water inlet to link, and then changes the mixing ratio of hot and cold water Example, temperature adjustment high sensitivity can be rapidly achieved set water temperature;
(6) the water-filling control method of intelligent bathtub using the present invention reaches setting water in the temperature of drain valve water outlet Before temperature, keeps drain valve to open, make tempering phase and bathtub is discharged to the mixing water of the warm-up phase of bathtub ontology, the row of waiting for It after leaving water temperature reaches set water temperature, turns off drain valve and starts water-filling, it can be ensured that actual mixing water temperature is in bathtub Set water temperature improves the temperature control precision of intelligent bathtub;
(7) the water-filling control method can make full use of the mixing water of the initial tempering phase discharge of water mixing valve to bathtub sheet Body is preheated, and bathtub is discharged by drain valve in the cooling water after preheating, is farthest reduced use and is maintained at bath Mixing water in cylinder preheats bathtub ontology, avoids that practical mixing water is caused to reduce, to further increase intelligent bathtub The precise control of mixing water temperature;
(8) before opening solenoid valve to bathtub progress water-filling, controller obtains bathtub water level by water-level gauge first, and judgement is It is no for empty cylinder, execute subsequent step again after bathtub is empty cylinder, it is ensured that the bathtub that the temperature that second temperature meter measures is it is instant Water-filling temperature, while saving filled water amount;
(9) water-filling instruction further includes reservation time point, controller is away from reservation time point the in addition to set water temperature and setting water level When one period, starts sequentially to execute step 1 to step 6, the reservation water-filling of intelligent bathtub is realized, when saving the waiting of user Between;
(10) in step 2 and/or step 5, controller uses intermittent method for regulating temperature, when each temperature adjustment, controller root The mixing water temperature and setting water of the discharge coolant-temperature gage and/or the first thermometer feedback that are fed back according to the second temperature meter of this temperature adjustment The temperature difference of temperature, the flexible step value of driver of the time interval and this temperature adjustment that determine temperature adjustment next time, makes water mixing valve be discharged mixed Heshui temperature is rapidly achieved set water temperature;
(11) temperature difference being discharged between coolant-temperature gage and/or mixing water temperature and set water temperature is bigger, then under controller setting Secondary temperature adjustment is bigger apart from the interval of this temperature adjustment, and the flexible step value of this temperature adjustment driver is bigger, and therefore, controller is each Temperature adjustment can fast approach the temperature adjustment sensitivity that water mixing valve is improved in set water temperature.
Description of the drawings
To describe the technical solutions in the embodiments of the present invention more clearly, make required in being described below to embodiment Attached drawing is briefly described, it should be apparent that, drawings in the following description are some embodiments of the invention, for ability For the those of ordinary skill of domain, without creative efforts, it can also be obtained according to these attached drawings other attached Figure.
Fig. 1 is the intelligent bathtub stereogram of the embodiment of the present invention;
Fig. 2 is the intelligent bathtub water-filling component and water-level gauge stereogram of Fig. 1;
Fig. 3 is the bathtub water-filling component mounting box content schematic diagram of Fig. 2.
Wherein, 10 be bathtub ontology, and 11 be water-level gauge;20 be water-filling component, and 21 be water mixing valve, and 211 be driver, 212 For valve body, 22 be solenoid valve, and 23 be drain valve, and 24 be the first thermometer, and 25 be second temperature meter, and 26 be cold water inlet, 27 It is mixing water outlet pipe for hot water inlet pipe, 28;30 devices in order to control;40 be power supply changeover device.
Specific implementation mode
Following will be combined with the drawings in the embodiments of the present invention, and technical solution in the embodiment of the present invention carries out clear, complete Site preparation describes.Obviously, described embodiment is the preferred embodiment of the present invention, and is not to be seen as the row to other embodiment It removes.Based on the embodiment of the present invention, those skilled in the art are obtained all under the premise of not making creative work Other embodiment shall fall within the protection scope of the present invention.
In claims of the present invention, specification and above-mentioned attached drawing, unless otherwise specifically limited, such as using term " the One ", " second " or " third " etc. are provided to distinguish different objects, rather than for describing particular order.
In claims of the present invention, specification and above-mentioned attached drawing, unless otherwise specifically limited, for the noun of locality, such as Using term "center", " transverse direction ", " longitudinal direction ", "horizontal", " vertical ", "top", "bottom", "inner", "outside", "upper", "lower", The indicating positions such as "front", "rear", "left", "right", " clockwise ", " counterclockwise " or position relationship are orientation based on ... shown in the drawings And position relationship, and be merely for convenience of the narration present invention and simplify description, do not indicate or imply the indicated device or member Part must have a particular orientation or with specific azimuth configuration and operation, so the specific of the limitation present invention can not be interpreted as Protection domain.
In claims of the present invention, specification and above-mentioned attached drawing, unless otherwise specifically limited, such as using term " Gu Connect " or " being fixedly connected ", it should broadly understood, i.e., between the two without any connection side of displacement relation and relative rotation relationship Formula, that is to say, that including be unremovably fixedly connected with, be removably secured connection, be linked together and by other devices or Element is fixedly connected.
In claims of the present invention, specification and above-mentioned attached drawing, such as using term " comprising ", " having " and they Deformation, it is intended that " including but not limited to ".
Fig. 1 to Fig. 3 is referred to, the present invention provides a kind of intelligent bathtubs, including bathtub ontology 10, water-level gauge 11, water-filling Component 20, input unit (not shown), controller 30 and power supply changeover device 40.Water-filling component 20 includes water mixing valve 21, solenoid valve 22, drain valve 23, the first thermometer 24, second temperature meter 25, cold water inlet 26, hot water inlet pipe 27 and mixing water outlet pipe 28。
Wherein:
Water-level gauge 11 is laid in the side wall of bathtub ontology 10 along short transverse, and is electrically connected with controller 30, to survey in real time The water level of bathtub is measured, and measured waterlevel data is sent to controller 30.
Water mixing valve 21 includes valve body 212, spool (not shown) and driver 211.Valve body 212 is equipped with the first water inlet, the Two inlet and outlet.First water inlet and the second water inlet are separately connected cold water inlet 26 and hot water inlet pipe 27, with Water mixing valve 21 is set to access hot water or cold water;Water outlet connects mixing water outlet pipe 28 (i.e. bathtub water inlet pipe), by cold water and heat After water mixes in proportion, it is delivered to bathtub ontology 10.Spool be set to 212 inner cavity of valve body, and can in valve body 212 intracavitary it is opposite Valve body 212 slides, and changes the discharge area of the first water inlet and the second water inlet with linkage, and then changes the mixed of hot water or cold water Composition and division in a proportion example adjusts the temperature of mixing water.The driver 211 of the present embodiment uses stepper motor, the fixing end and valve of stepper motor Body 212 is affixed, and output end stretches into the affixed spool in 212 inner cavity of valve body, by the flexible step value for changing output end, to drive valve Core slides.First thermometer 24 is installed in water mixing valve 21, and is electrically connected with controller 30, to measure after the mixing of water mixing valve 21 Mixing water temperature, and be sent to controller 30.
Solenoid valve 22 is electrically connected with controller 30, and is controlled by controller 30, and in the present embodiment, solenoid valve 22 is integrated in mixed Water valve 21 by controlling the keying of 21 water outlet of water mixing valve, and then controls bathtub water-filling start and stop.
Drain valve 23 is installed in the discharge outlet of bathtub ontology 10, and is controlled by controller 30, is controlled by opening and closing drain valve 23 The unlatching of discharge outlet processed and closure realize the draining action for automatically controlling bathtub.Second temperature meter 25 is installed in drain valve 23 and goes out The mouth of a river, and be electrically connected with controller 30, for the discharge coolant-temperature gage by measurement by drain valve 23, by mixing water in bathtub Temperature is sent to controller 30.
The input unit of the present embodiment uses mobile terminal, and controller 30 is equipped with wireless communication module, and passes through channel radio News module is connect with input unit signal, remotely to receive the operating instruction that user sends to intelligent bathtub.Controller 30 with Water-level gauge 11, water mixing valve 21, solenoid valve 22, drain valve 23, the first thermometer 24 and second temperature meter 25 are electrically connected, to receive water The mixing water temperature of bathtub water level, the transmission of the first thermometer 24 that position meter 11 is sent, the discharge water temperature of the transmission of second temperature meter 25 Degree, and control water mixing valve 21, solenoid valve 22 and drain valve 23 and act, according to the operating instruction of user, control intelligent bathtub is certainly Dynamic operation.
The present embodiment additionally provides a kind of water-filling control method for above-mentioned intelligent bathtub.It is inputted when controller 30 receives The water-filling instruction comprising set water temperature and setting water level that unit is sent, controller 30 controls intelligent bathtub operation, by step as follows It is rapid to execute:
Step 1:Drain valve 23 is opened, to empty the water in bathtub ontology 10 before starting water-filling;
Step 1.1:The tracking of controller 30 obtains the bathtub water level that water-level gauge 11 measures, and judges whether arranged in bathtub Sky continues to execute step 2 when bathtub water level is empty cylinder;
Step 2:Opens solenoid valve 22 makes the mixing water after 21 temperature adjustment of water mixing valve start to be filled with bathtub ontology 10;
Step 3:After mixing water is filled with bathtub ontology 10, since drain valve 23 is in open state at this time, mixing water is direct Bathtub is discharged from 23 water outlet of drain valve, second temperature meter 25 measures discharge coolant-temperature gage and is sent to controller 30;Controller 30 The discharge coolant-temperature gage for tracking 25 feedback of second temperature meter controls water mixing valve according to the difference between temperature and set water temperature when draining 21, so that stepper motor is changed the step value that stretches, and then change the mixed proportion of hot water or cold water, is set until discharge coolant-temperature gage reaches Determine water temperature;In this step, controller 30 uses intermittent method for regulating temperature, the row fed back according to the second temperature meter 25 of this temperature adjustment The temperature difference of leaving water temperature and set water temperature, determine this temperature adjustment stepper motor flexible step value and next temperature adjustment away from this temperature adjustment Interval;When the temperature difference is bigger, the flexible step value of stepper motor is bigger, and the interval of the next temperature adjustment of distance is longer, quickly to make to mix Heshui temperature reaches set water temperature;
Step 4:Drain valve 23 is closed, the mixing water for being filled with bathtub ontology 10 is made to be maintained in bathtub, starts water-filling;
Step 5:During being opened due to solenoid valve 22, hot water persistently exports, and hot water temperature can be gradually reduced, if water mixing valve 21 without adjust hot water or cold water mixed proportion, mixing water temperature can be less than set water temperature, lead to the mixed water temperature in bathtub Degree is unable to reach set water temperature, and therefore, controller 30 tracks the mixing water temperature of the first thermometer 24 feedback, according to mixed water temperature The difference of degree and set water temperature controls water mixing valve 21, makes stepper motor continue to adjust flexible step value, and then make mixing water temperature It is maintained at set water temperature, until bathtub water level reaches setting water level;In this step, controller 30 equally uses intermittent temperature adjustment side Method determines that this temperature adjustment walks according to the temperature difference of the mixing water temperature and set water temperature of the first thermometer 24 of this temperature adjustment feedback The interval of the flexible step value of stepper motor and next temperature adjustment away from this temperature adjustment carries so that mixing water temperature is maintained at set water temperature The sensitivity of high water mixing valve 21;
Step 6:Solenoid valve 22 is closed, bathtub water-filling terminates.
In other embodiments, water-filling instruction can also include reservation time point, after controller 30 receives water-filling instruction, When the first period of the artificial settings away from reservation time point, start sequentially to execute step 1 to step 6, to realize the pre- of intelligent bathtub About water-filling saves the stand-by period of user.
Using the water-filling control method of the present embodiment, by the way that the measurement of second temperature meter 25 in 23 water outlet of drain valve is arranged Coolant-temperature gage is discharged, and mixing water temperature is adjusted according to the temperature difference of discharge coolant-temperature gage and set water temperature control water mixing valve 21, is draining Before the temperature of 23 water outlet of valve reaches set water temperature, keeps drain valve 23 to open, make tempering phase and to bathtub ontology 10 Bathtub is discharged in the mixing water of warm-up phase, after coolant-temperature gage to be discharged reaches set water temperature, turns off drain valve 23 and starts water-filling, Ensure that actual mixing water temperature is set water temperature in bathtub, improves the temperature control precision of intelligent bathtub.In addition, in the water-filling phase Between, by the way that the first thermometer 24 measurement mixing water temperature in 21 water outlet of water mixing valve is arranged, controller 30 is according to mixed water temperature The temperature difference control water mixing valve 21 of degree and set water temperature adjusts mixing water temperature, prevents from causing since hot water continues output temperature decline Mixing water temperature is less than set water temperature, it is ensured that mixing water temperature is maintained at set water temperature, to realize mixing water temperature in bathtub It accurately controls.
Using the water-filling control method, additionally it is possible to make full use of the mixing water that 21 initial tempering phase of water mixing valve is discharged to bath Cylinder ontology 10 is preheated, and bathtub is discharged by drain valve 23 in the cooling water after preheating, farthest reduces use The mixing water being maintained in bathtub preheats bathtub ontology 10, avoids that practical mixing water temperature is caused to reduce, thus into one Step improves the precise control of intelligent bathtub mixing water temperature.
The description of description above and embodiment for explaining the scope of the present invention, but is not constituted and is protected to the present invention Protect the restriction of range.Through the invention or the enlightenment of above-described embodiment, those of ordinary skill in the art combine common knowledge, ability The ordinary technical knowledge and/or the prior art in domain, it is available right by logical analysis, reasoning or limited experiment Modification, equivalent replacement or the other improvements of the embodiment of the present invention or in which a part of technical characteristic should be included in the present invention's Within protection domain.

Claims (7)

1. a kind of intelligent bathtub, including bathtub ontology, it is characterised in that:Further include:
Water-level gauge is laid in the side wall of bathtub ontology along short transverse, for measuring bathtub water level;
Water mixing valve, for accessing hot water or cold water, to adjust hot water or cold water's mixed proportion and export mixing water;
Solenoid valve is exported for opening and closing mixing water to bathtub ontology;
Drain valve is set to bathtub drainage hole, and mixing water in bathtub is discharged or keeps to open and close;
First thermometer is set to the water outlet of water mixing valve, to measure mixing water temperature;
Second temperature meter is set to the discharge outlet of drain valve, to measure discharge coolant-temperature gage;
Input unit is inputted for user to send operating instruction to intelligent bathtub;
Controller is sent for receiving the operating instruction of user's transmission, the bathtub water level that water-level gauge is sent, the first thermometer The discharge coolant-temperature gage that mixing water temperature, second temperature meter are sent, and water mixing valve, solenoid valve and draining valve events are controlled, with control Intelligent bathtub is run.
2. a kind of intelligent bathtub as described in claim 1, it is characterised in that:The water mixing valve includes valve body, spool and drive Dynamic device;The valve body accesses hot water or cold water, releases mixing water after mixing;The spool be set to body cavity, and with The output end of driver is affixed;The water mixing valve by driver stretch stepper drive spool sliding, to change cold water and heat The mixed proportion of water.
3. the water-filling control method of a kind of intelligent bathtub, for a kind of intelligent bathtub as claimed in claim 2;Its feature exists In:What controller received input unit transmission includes the water-filling instruction of set water temperature and setting water level, executes following steps:
Step 1:Open drain valve;
Step 2:Opens solenoid valve;
Step 3:According to the discharge coolant-temperature gage that second temperature meter is fed back, water mixing valve is controlled according to set water temperature, until discharge water temperature Degree reaches set water temperature;
Step 4:Close drain valve;
Step 5:According to the mixing water temperature that the first thermometer is fed back, water mixing valve is controlled according to set water temperature, makes mixing water temperature It is maintained at set water temperature, until bathtub water level reaches setting water level;
Step 6:Close solenoid valve.
4. a kind of water-filling control method of intelligent bathtub as claimed in claim 3, it is characterised in that:Controller executes step 2 Before, step 1.1 is first carried out:The bathtub water level that water-level gauge measures is obtained, when bathtub water level is empty cylinder, continues to execute step 2。
5. a kind of water-filling control method of intelligent bathtub as claimed in claim 3, it is characterised in that:The water-filling instruction is also Including preengaging time point;The controller starts sequentially to execute step 1 to step 6, with reality when away from reservation time point first period The reservation water-filling of existing intelligent bathtub.
6. a kind of water-filling control method of intelligent bathtub as claimed in claim 3, it is characterised in that:In step 3 and/or step In 5, controller use intermittent method for regulating temperature, and according to the second temperature meter of this temperature adjustment feedback discharge coolant-temperature gage and/or The temperature difference of the mixing water temperature and set water temperature of first thermometer feedback, determines the flexible step value of temperature adjustment interval and driver.
7. a kind of water-filling control method of intelligent bathtub as claimed in claim 6, it is characterised in that:Be discharged coolant-temperature gage and/or The temperature difference is bigger between mixing water temperature and set water temperature, then the next temperature adjustment of controller setting is bigger apart from the interval of this temperature adjustment, And the flexible step value of this temperature adjustment driver is bigger.
CN201810275636.5A 2018-03-30 2018-03-30 A kind of intelligent bathtub and its water-filling control method Pending CN108309109A (en)

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CN204394363U (en) * 2015-01-31 2015-06-17 福建南安市九尊王洁具有限公司 A kind of intelligent bathtub
CN204581076U (en) * 2015-05-07 2015-08-26 韩志根 A kind of intelligent bathtub
CN105387513A (en) * 2015-09-26 2016-03-09 郑景文 Method for using energy-saving radiator bathtub

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Publication number Priority date Publication date Assignee Title
CN204394363U (en) * 2015-01-31 2015-06-17 福建南安市九尊王洁具有限公司 A kind of intelligent bathtub
CN204581076U (en) * 2015-05-07 2015-08-26 韩志根 A kind of intelligent bathtub
CN105387513A (en) * 2015-09-26 2016-03-09 郑景文 Method for using energy-saving radiator bathtub

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