CN104776250A - Intelligent constant-temperature water outlet control device - Google Patents
Intelligent constant-temperature water outlet control device Download PDFInfo
- Publication number
- CN104776250A CN104776250A CN201510208153.XA CN201510208153A CN104776250A CN 104776250 A CN104776250 A CN 104776250A CN 201510208153 A CN201510208153 A CN 201510208153A CN 104776250 A CN104776250 A CN 104776250A
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- China
- Prior art keywords
- water
- temperature
- valve
- hot water
- constant
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Pending
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Classifications
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16K—VALVES; TAPS; COCKS; ACTUATING-FLOATS; DEVICES FOR VENTING OR AERATING
- F16K11/00—Multiple-way valves, e.g. mixing valves; Pipe fittings incorporating such valves
- F16K11/10—Multiple-way valves, e.g. mixing valves; Pipe fittings incorporating such valves with two or more closure members not moving as a unit
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16K—VALVES; TAPS; COCKS; ACTUATING-FLOATS; DEVICES FOR VENTING OR AERATING
- F16K31/00—Actuating devices; Operating means; Releasing devices
- F16K31/02—Actuating devices; Operating means; Releasing devices electric; magnetic
- F16K31/04—Actuating devices; Operating means; Releasing devices electric; magnetic using a motor
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16K—VALVES; TAPS; COCKS; ACTUATING-FLOATS; DEVICES FOR VENTING OR AERATING
- F16K37/00—Special means in or on valves or other cut-off apparatus for indicating or recording operation thereof, or for enabling an alarm to be given
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F24—HEATING; RANGES; VENTILATING
- F24H—FLUID HEATERS, e.g. WATER OR AIR HEATERS, HAVING HEAT-GENERATING MEANS, e.g. HEAT PUMPS, IN GENERAL
- F24H9/00—Details
- F24H9/20—Arrangement or mounting of control or safety devices
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- Engineering & Computer Science (AREA)
- General Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Physics & Mathematics (AREA)
- Thermal Sciences (AREA)
- Chemical & Material Sciences (AREA)
- Combustion & Propulsion (AREA)
- Control Of Temperature (AREA)
Abstract
The invention discloses an intelligent constant-temperature water outlet control device and belongs to the technical field of water outlet control devices of water heaters. The technical scheme adopted by the invention is that the intelligent constant-temperature water outlet control device is characterized in that user defined water flow and temperature are input through a matrix keyboard of a man-machine interface module, a single-chip microcomputer performs corresponding processing, the single-chip microcomputer outputs signals to control the opening proportion of a semicircular valve body and the opening size of a proportional flow control valve, and thereby the constant control of water temperature and the control of total water outlet flow are realized. By using a semicircular constant-temperature valve to replace two proportional regulating valves, constant outlet water temperature is controlled and realized through a designed algorithm, the fluctuation of outlet water temperature is effectively prevented, the outlet water temperature is realized by regulating the semicircular constant-temperature valve and the control of the total water outlet flow can be realized through the proportional flow control valve on a water outlet pipe without influencing the effect that the outlet water temperature is constant.
Description
Technical field
The invention belongs to water outlet of water heater control gear technical field, be specifically related to a kind of intelligent constant-temperature effluent control device.
Background technique
Along with the progress of society, the requirement of people to material life is more and more higher, has higher requirement to current used water outlet of water heater control gear.Traditional water outlet of water heater control gear regulates water temperature to be determine the cold and hot water yield by the mechanical location of valve, the comparatively complicated and waste water source of its adjustment process, even if the water temperature regulated also can be subject to the change of hydraulic pressure or the keying of other adjacent water tap and cause the fluctuation of water outlet of water heater water temperature, the travelling comfort that impact uses.
Publication number be CN 102878328A patent discloses a kind of electronic intelligent constant-temperatureconstant-flow constant-flow valve, drive its rotor valve to carry out the flow control of cold water hot water separately by stepper motor, and by temperature sensor feedback realize constant-temperature constant-current regulate.Although this device achieves the adjustment of constant-temperature constant-current, but due to the difference of hydraulic pressure, the proportional control of uncontrollable cold water hot water, still the fluctuation of coolant-temperature gage can be produced, relatively accurate thermostatically control can not be reached, this device adopts the mode of feedback to carry out temperature adjustment simultaneously, has certain retardation and error is relatively large.
Summary of the invention
The technical problem that the present invention solves there is provided a kind of can intelligent control water temperature is constant again can the intelligent constant-temperature effluent control device of adjusting water outlet total discharge.
The present invention adopts following technological scheme for solving the problems of the technologies described above, a kind of intelligent constant-temperature effluent control device, it is characterized in that: cold water pipes and hot water pipeline are communicated with outlet conduit by semicircle thermostatic valve in the inside of constant temperature valve body, wherein cold water pipes, hot water pipeline and outlet conduit are respectively equipped with the cold water cooling-water temperature sensor for measuring water temperature in cold water pipes, for measuring the hot water cooling-water temperature sensor of water temperature in hot water pipeline and the mixed water temperature sensor for determining water temperature in waterpipe, cold water pipes and hot water pipeline are respectively equipped with chilled water flow velocity sensor and flow rate of hot water sensor, outlet conduit is provided with flow proportion valve, semicircle thermostatic valve comprises connection cold water pipes, the valve pocket of hot water pipeline and outlet conduit and be arranged at the sealing baffle of valve pocket inside, rotating shaft and semicircle valve body, sealing baffle is arranged at the middle part of valve pocket and is provided with the rotating shaft be slidably matched with sealing baffle in the inside of sealing baffle, this turns the tip of the axis and is fixed with and the semicircle valve body that be sealed and matched vertical with sealing baffle by fixing bolt, cold water cavity and hot water cavity that valve pocket is divided into two to seal each other by sealing baffle and semicircle valve body, this cold water cavity and hot water cavity communicate with outlet conduit respectively by semicircle valve body, the other end of rotating shaft extends to the outside of valve pocket and is provided with shaft gear turning the tip of the axis, this shaft gear is meshed with the gear be fixed in actuating motor rotating shaft, the side of constant temperature valve body is provided with control panel, this control panel comprises control knob, buzzer and display device, cold water cooling-water temperature sensor, hot water cooling-water temperature sensor, mixed water temperature sensor, chilled water flow velocity sensor, flow rate of hot water sensor, flow proportion valve is connected with the corresponding interface of single-chip microcomputer respectively by circuit with actuating motor etc.
The present invention uses semicircle thermostatic valve to replace two ratio adjusting valves, by the water-exit temperature that the algorithm control realization of design is constant, effectively prevent the fluctuation of water-exit temperature.Water-exit temperature is realized by the adjustment of semicircle thermostatic valve, can be realized the control of water outlet total discharge by the flow proportion valve on outlet conduit under the prerequisite not affecting effluent temperature constancy.
Accompanying drawing explanation
Fig. 1 is structural representation of the present invention, and Fig. 2 is partial sectional view of the present invention, and Fig. 3 is circuit connection diagram of the present invention.
Drawing illustrates: 1, cold water pipes, 2, hot water pipeline, 3, constant temperature valve body, 4, semicircle thermostatic valve, 5, outlet conduit, 6, chilled water flow velocity sensor, 7, flow rate of hot water sensor, 8, flow proportion valve, 9, valve pocket, 10, sealing baffle, 11, rotating shaft, 12, semicircle valve body, 13, shaft gear, 14, actuating motor, 15, gear, 16, control panel.
Embodiment
Describe particular content of the present invention by reference to the accompanying drawings in detail.A kind of intelligent constant-temperature effluent control device, cold water pipes 1 and hot water pipeline 2 are communicated with outlet conduit 5 by semicircle thermostatic valve 4 in the inside of constant temperature valve body 3, wherein cold water pipes 1, hot water pipeline 2 and outlet conduit 5 are respectively equipped with the cold water cooling-water temperature sensor for measuring water temperature in cold water pipes, for measuring the hot water cooling-water temperature sensor of water temperature in hot water pipeline and the mixed water temperature sensor for determining water temperature in waterpipe, cold water pipes 1 and hot water pipeline 2 are respectively equipped with chilled water flow velocity sensor 6 and flow rate of hot water sensor 7, outlet conduit 5 is provided with flow proportion valve 8, semicircle thermostatic valve 4 comprises and is communicated with cold water pipes 1, the valve pocket 9 of hot water pipeline 2 and outlet conduit 5 and be arranged at the sealing baffle 10 of valve pocket 9 inside, rotating shaft 11 and semicircle valve body 12, sealing baffle 10 is arranged at the middle part of valve pocket 9 and is provided with the rotating shaft 11 be slidably matched with sealing baffle 10 in the inside of sealing baffle 10, the end of this rotating shaft 11 is fixed with and the semicircle valve body 12 that be sealed and matched vertical with sealing baffle 10 by fixing bolt, cold water cavity and hot water cavity that valve pocket 9 is divided into two to seal each other by sealing baffle 10 and semicircle valve body 12, this cold water cavity and hot water cavity communicate with outlet conduit 5 respectively by semicircle valve body 12, the other end of rotating shaft 11 extends to the outside of valve pocket 9 and is provided with shaft gear 13 at the end of rotating shaft 11, this shaft gear 13 is meshed with the gear 15 be fixed in actuating motor 14 rotating shaft, the side of constant temperature valve body 3 is provided with control panel 16, this control panel 16 comprises control knob, buzzer and display device, cold water cooling-water temperature sensor, hot water cooling-water temperature sensor, mixed water temperature sensor, chilled water flow velocity sensor 6, flow rate of hot water sensor 7, flow proportion valve 8 is connected with the corresponding interface of single-chip microcomputer respectively by circuit with actuating motor 14.
The present invention is calculated by single-chip microcomputer and exports different signals, exported the corner of Pulse Width Control actuating motor by P0.0 port by single-chip microcomputer, by the direction that P0.1 port controlling actuating motor rotates, the Enable Pin of P1.2 control and drive system, this actuating motor is 2500 line encoders with specification, corner under the effect of single pulse is 0.144 degree, single-chip microcomputer passes through temperature collect module, the temperature of water in the cold hot water piping that water flow velocity acquisition module is passed back, in cool and hot water pipe, the information such as flow velocity of current is on single-chip microcomputer, single-chip microcomputer makes corresponding process to this information according to algorithm and internal processes setting, send corresponding pulses signal, the corner of output of pulse signal Pulse Width Control actuating motor, gear driven shaft gear in actuating motor rotating shaft rotates, shaft gear is fixed in rotating shaft and drives axis of rotation, rotating shaft and semicircle valve body are fixed by fixing bolt, the angle that rotating shaft drives semicircle valve body to forward ratio to reaches the object of temperature adjustment, adjust in real time according to the data passed back simultaneously, realize thermostatically control.The original state of semicircle valve body is that hot water cavity is completely closed, and cold water cavity is opened completely, and cold water cavity and hot water cavity prevent from exchanging by sealing baffle, and rotating shaft is passed in baffle plate.If the temperature difference that User Defined temperature and true temperature sensor are passed back is comparatively large, starts buzzer warning device and demonstrate current water temperature on LED display, if the temperature that temperature transducer is passed back meets User Defined temperature under certain error scope, then normally use.
Flow proportion valve is used for controlling its working state according to the associated control signal from single-chip microcomputer, and flow proportion valve passes through 485 Communication Control intelligent electric flow proportion valves, to reach the object controlling water flow.Display device is for showing constant-temperature water discharge device current state and information-setting by user, as current hot water temperature, setting temperature and setting flow, Max7219/7211 is a kind of integrated serial input/output common cathode display driver, the 7 piece of digital LED that it connects microprocessor and 8 bit digital show, this display device adopts 6 LED nixie tubes, by P1.0, P1.1, P1.2 controls display, adopts the mode of serial communication.Control knob is made up of matrix keyboard and is used for user operation constant-temperature water discharge device, and matrix keyboard is made up of 3*4 keyboard, is directly connected on the I/O of single-chip microcomputer P2.0-P2.6.Buzzer is controlled by P3.7 mouth, and buzzer adopts voltage type buzzer and electromagnetic buzzer.
Implementation step of the present invention is as follows: after intelligent constant-temperature effluent control device powers on, judge whether it exists external fault, if then intelligent constant-temperature effluent control device carries out malfunction alarm, buzzer startup sends alarm signal, semicircle thermostatic valve does not work, and flow proportion valve is in closed condition.Otherwise, intelligent constant-temperature effluent control device normal boot-strap, continue subsequent step, now flow proportion valve is in closed condition, single-chip microcomputer reads the temperature that user-defined temperature and hot water cooling-water temperature sensor and cold water cooling-water temperature sensor are transferred to single-chip microcomputer, single-chip microcomputer is passed to by serial mode, the enthalpy of the water corresponding to single-chip microcomputer is read by the enthalpy table enrolled, by mixed water temperature formula one: AX+BY=Q (X+Y), wherein A, B is respectively the enthalpy of hot water and cold water, the enthalpy of Q corresponding to preset temperature, X, Y is the openings of sizes that hot water cold water is corresponding, calculate the opening ratios size X/Y corresponding to cool and hot water pipe, namely primary Calculation goes out the required angle of rotating of semicircle valve body, single-chip microcomputer controls the number of degrees of actuating motor corner by sending pulse signal to full-digital servo motor driver, thus the preliminary settlement corner of semicircle valve body, then the flow that flow proportion valve sets according to user is opened, the flow rate information of single-chip microcomputer is passed back further by mixed water temperature formula two: AXV again by chilled water flow sensor and hot water's sensor
1+ BYV
2=Q (XV
1+ YV
2), wherein V
1, V
2be respectively the flow velocity of hot water and cold water, calculate the opening ratios size X/Y corresponding to cool and hot water pipe, the rotation angle of accurate semicircle valve further, single-chip microcomputer controls the corner of actuating motor by sending pulse signal to full-digital servo motor driver, thus set the water outlet proportion state of semicircle valve body, and reach constant-temperature effluent object by monitoring regulation and control in real time.Now according to matrix keyboard input User Defined water flow and the temperature of human-machine interface module, corresponding process made by single-chip microcomputer, and single-chip microcomputer output signal controls the openings of sizes of flow proportion valve and the opening ratios of semicircle valve body.Stop using, by sending out a pulse, actuating motor is rotated, realize semicircle valve body and reset, simultaneously actuating motor has the function of power down brake, ensures can not rotate in not used time rotating shaft, and guarantee cold water and hot water can not be gone here and there mutually.The program assembler language of single-chip microcomputer or C language write realization.
More than show and describe basic principle of the present invention, major character and advantage, without departing from the spirit and scope of the present invention, the present invention also has various changes and modifications, and these changes and improvements all fall into claimed scope of the present invention.
Claims (1)
1. an intelligent constant-temperature effluent control device, it is characterized in that: cold water pipes and hot water pipeline are communicated with outlet conduit by semicircle thermostatic valve in the inside of constant temperature valve body, wherein cold water pipes, hot water pipeline and outlet conduit are respectively equipped with the cold water cooling-water temperature sensor for measuring water temperature in cold water pipes, for measuring the hot water cooling-water temperature sensor of water temperature in hot water pipeline and the mixed water temperature sensor for determining water temperature in waterpipe, cold water pipes and hot water pipeline are respectively equipped with chilled water flow velocity sensor and flow rate of hot water sensor, outlet conduit is provided with flow proportion valve, semicircle thermostatic valve comprises connection cold water pipes, the valve pocket of hot water pipeline and outlet conduit and be arranged at the sealing baffle of valve pocket inside, rotating shaft and semicircle valve body, sealing baffle is arranged at the middle part of valve pocket and is provided with the rotating shaft be slidably matched with sealing baffle in the inside of sealing baffle, this turns the tip of the axis and is fixed with and the semicircle valve body that be sealed and matched vertical with sealing baffle by fixing bolt, cold water cavity and hot water cavity that valve pocket is divided into two to seal each other by sealing baffle and semicircle valve body, this cold water cavity and hot water cavity communicate with outlet conduit respectively by semicircle valve body, the other end of rotating shaft extends to the outside of valve pocket and is provided with shaft gear turning the tip of the axis, this shaft gear is meshed with the gear be fixed in actuating motor rotating shaft, the side of constant temperature valve body is provided with control panel, this control panel comprises control knob, buzzer and display device, cold water cooling-water temperature sensor, hot water cooling-water temperature sensor, mixed water temperature sensor, chilled water flow velocity sensor, flow rate of hot water sensor, flow proportion valve is connected with the corresponding interface of single-chip microcomputer respectively by circuit with actuating motor.
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| CN201510208153.XA CN104776250A (en) | 2015-04-29 | 2015-04-29 | Intelligent constant-temperature water outlet control device |
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| CN201510208153.XA CN104776250A (en) | 2015-04-29 | 2015-04-29 | Intelligent constant-temperature water outlet control device |
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| CN104776250A true CN104776250A (en) | 2015-07-15 |
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Cited By (12)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105135697A (en) * | 2015-10-20 | 2015-12-09 | 成都艾维拓思科技有限公司 | IOT (Internet of Things)-based electric water heater with outlet water automatic temperature control function |
| CN106402452A (en) * | 2016-09-26 | 2017-02-15 | 苏州安飞荣工业科技有限公司 | Intelligent household faucet |
| CN106642717A (en) * | 2016-10-12 | 2017-05-10 | 重庆蓝岸通讯技术有限公司 | Device of controlling supply water temperature and method of device |
| CN106647858A (en) * | 2016-12-20 | 2017-05-10 | 广东万家乐燃气具有限公司 | Intelligent control method and intelligent control system for hot water of hotel |
| CN107062379A (en) * | 2016-12-28 | 2017-08-18 | 广东工业大学 | A kind of intelligent adaptive temperature-control water outlet method and device based on neutral net |
| CN108662785A (en) * | 2017-03-31 | 2018-10-16 | 芜湖美的厨卫电器制造有限公司 | Water-heater system and its control method |
| CN108799610A (en) * | 2017-04-28 | 2018-11-13 | 青岛经济技术开发区海尔热水器有限公司 | A kind of constant-temperature constant-current water outlet control method and constant-temperature constant-current valve |
| CN108958317A (en) * | 2017-05-25 | 2018-12-07 | 厦门松霖科技股份有限公司 | A kind of electronic intelligence outlet controlling system |
| CN109139984A (en) * | 2018-10-18 | 2019-01-04 | 魏正海 | A kind of steady temperature stable-pressure device |
| CN110779219A (en) * | 2019-11-05 | 2020-02-11 | 宁波方太厨具有限公司 | Water heater and water temperature control method thereof |
| CN111297186A (en) * | 2020-02-23 | 2020-06-19 | 深圳市久大轻工机械有限公司 | Automatic temperature-adjusting intelligent water dispenser |
| CN113236852A (en) * | 2021-05-27 | 2021-08-10 | 浙江工业大学之江学院 | Constant temperature keeping method of intelligent constant temperature water valve |
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105135697A (en) * | 2015-10-20 | 2015-12-09 | 成都艾维拓思科技有限公司 | IOT (Internet of Things)-based electric water heater with outlet water automatic temperature control function |
| CN106402452A (en) * | 2016-09-26 | 2017-02-15 | 苏州安飞荣工业科技有限公司 | Intelligent household faucet |
| CN106642717A (en) * | 2016-10-12 | 2017-05-10 | 重庆蓝岸通讯技术有限公司 | Device of controlling supply water temperature and method of device |
| CN106647858A (en) * | 2016-12-20 | 2017-05-10 | 广东万家乐燃气具有限公司 | Intelligent control method and intelligent control system for hot water of hotel |
| CN107062379A (en) * | 2016-12-28 | 2017-08-18 | 广东工业大学 | A kind of intelligent adaptive temperature-control water outlet method and device based on neutral net |
| CN108662785A (en) * | 2017-03-31 | 2018-10-16 | 芜湖美的厨卫电器制造有限公司 | Water-heater system and its control method |
| CN108799610A (en) * | 2017-04-28 | 2018-11-13 | 青岛经济技术开发区海尔热水器有限公司 | A kind of constant-temperature constant-current water outlet control method and constant-temperature constant-current valve |
| CN108958317A (en) * | 2017-05-25 | 2018-12-07 | 厦门松霖科技股份有限公司 | A kind of electronic intelligence outlet controlling system |
| CN109139984A (en) * | 2018-10-18 | 2019-01-04 | 魏正海 | A kind of steady temperature stable-pressure device |
| CN110779219A (en) * | 2019-11-05 | 2020-02-11 | 宁波方太厨具有限公司 | Water heater and water temperature control method thereof |
| CN110779219B (en) * | 2019-11-05 | 2021-02-12 | 宁波方太厨具有限公司 | Water heater and water temperature control method thereof |
| CN111297186A (en) * | 2020-02-23 | 2020-06-19 | 深圳市久大轻工机械有限公司 | Automatic temperature-adjusting intelligent water dispenser |
| CN113236852A (en) * | 2021-05-27 | 2021-08-10 | 浙江工业大学之江学院 | Constant temperature keeping method of intelligent constant temperature water valve |
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