CN105546833A - Controller for self-powered front-and-back-end temperature sensing gas water heater - Google Patents
Controller for self-powered front-and-back-end temperature sensing gas water heater Download PDFInfo
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- CN105546833A CN105546833A CN201610028777.8A CN201610028777A CN105546833A CN 105546833 A CN105546833 A CN 105546833A CN 201610028777 A CN201610028777 A CN 201610028777A CN 105546833 A CN105546833 A CN 105546833A
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Classifications
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- 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
- F24H9/2007—Arrangement or mounting of control or safety devices for water heaters
- F24H9/2035—Arrangement or mounting of control or safety devices for water heaters using fluid fuel
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F03—MACHINES OR ENGINES FOR LIQUIDS; WIND, SPRING, OR WEIGHT MOTORS; PRODUCING MECHANICAL POWER OR A REACTIVE PROPULSIVE THRUST, NOT OTHERWISE PROVIDED FOR
- F03B—MACHINES OR ENGINES FOR LIQUIDS
- F03B13/00—Adaptations of machines or engines for special use; Combinations of machines or engines with driving or driven apparatus; Power stations or aggregates
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F05—INDEXING SCHEMES RELATING TO ENGINES OR PUMPS IN VARIOUS SUBCLASSES OF CLASSES F01-F04
- F05B—INDEXING SCHEME RELATING TO WIND, SPRING, WEIGHT, INERTIA OR LIKE MOTORS, TO MACHINES OR ENGINES FOR LIQUIDS COVERED BY SUBCLASSES F03B, F03D AND F03G
- F05B2220/00—Application
- F05B2220/70—Application in combination with
- F05B2220/706—Application in combination with an electrical generator
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02B—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO BUILDINGS, e.g. HOUSING, HOUSE APPLIANCES OR RELATED END-USER APPLICATIONS
- Y02B10/00—Integration of renewable energy sources in buildings
- Y02B10/50—Hydropower in dwellings
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Abstract
The invention discloses a controller for a self-powered front-and-back-end temperature sensing gas water heater which comprises a main controller arranged in a gas water heater and two monitors which are respectively arranged on a hot water pipe and a cold water pipe, wherein the main controller and the monitors respectively comprise a wireless communication module, a hydraulic electrogenerating device and a charging battery. According to the invention, water current energy is converted into electric energy by the hydraulic electrogenerating device and is stored in the charging battery, so as to achieve the technical effects of self power supply and energy storage; a microcontroller is used for analyzing water current flow rate information, a temperature sensor is used for acquiring the temperature information of a cold water terminal, a hot water initial end and a hot water terminal, wireless transmission of the wireless communication module realizes the technical effects of wireless control and information transmission, and the monitored information is transmitted to a server side to be stored as big data for research; and the overall design is practical and convenient and meets the future development trend of smart home.
Description
Technical field
the present invention relates to gas water heater controller field, particularly relate to a kind of self-powered front and back end temperature-sensitive gas water heater controller.
Background technology
smart Home take house as platform, utilize comprehensive wiring technology, the network communications technology, security precautions technology, automatic control technology, audio frequency and video technology by integrated for facility relevant for life staying idle at home, build the management system of efficient housing facilities and family's schedule affairs, promote house security, convenience, comfortableness, artistry, and realize the living environment of environmental protection and energy saving.
smart Home is as a newborn industry, be in the critical point of an introduction period and growth stage, market comsupton idea is not also formed, but along with universal the implementing further of Smart Home marketing, cultivated the use habit of consumer, the consumption potentiality in Smart Home market is necessarily huge, industrial prospect is bright, within 2015, generally enter into the moment of producing result along with cooperative enterprise, Smart Home new product will emerge in an endless stream, and Smart Home will be the inexorable trend of household field development from now on.
manufacturing enterprise, in industrial restructuring with in transition, all needs to apply to large data.From now on, data will advance the 4th productivity of social progress by becoming, market potential is huge, and meanwhile, the large data analysis that Smart Home relies on also is the important channel of traditional manufacturing enterprise transition and upgrade.
and as the water heater in daily household electrical appliances, also more and more receive the concern of people, due to actual conditions and the use habit of China, gas heater is still the first-selection of numerous consumer.How does gas heater become the part in Smart Home? how to realize the wireless remote control to gas heater, thus make life staying idle at home more efficient convenient? how to take user to use water information by gas heater, thus form large data? these all will become the focal point of Ge great gas heater producer.
for this phenomenon, application number is a kind of Internet of Things gas heater of 201220220741.7, the detection of water temperature and air pressure is carried out by water temperature detection module and coal gas detection module, wireless information transfer is realized by radio receiving transmitting module and network interface, both coordinate right, achieve the object utilizing existing mobile device and PC to carry out far distance controlled gas heater, but this invention has lacked the collection to user's use water information, personal user is owing to cannot see the control can only carrying out " blindly " by water information of oneself on mobile terminals, enterprise also cannot form large data because can not get user's use water information.
therefore, be necessary to design a kind of gas water heater controller that can carry out wireless remote control, user's use water information can be gathered simultaneously.
Summary of the invention
the present invention provides a kind of self-powered front and back end temperature-sensitive gas water heater controller for solving the problem, by hydroelectric installation, flow energy is converted to electric energy, and is stored on rechargeable battery, achieves the technique effect of self-powered and energy preservation, flow rate of water flow information is analyzed by microcontroller, cold water terminal is drawn by temperature sensor, the temperature information of hot water top and hot water terminal, by the wireless transmission of wireless communication module, achieve the technique effect of controlled in wireless and information transmission, and by the information displaying that monitors on the server end of user, make user can carry out intelligentized control method according to current gas heater state, data simultaneously on server end are kept on network, form large data, for business research, global design is practical convenient, meet the future developing trend of Smart Home.
for achieving the above object, reach above-mentioned effect, the present invention is achieved through the following technical solutions:
a kind of self-powered front and back end temperature-sensitive gas water heater controller, comprise and be arranged on master controller in gas heater and at hot-water line, cold water pipe is respectively provided with more than one monitor, described master controller, monitor includes wireless communication module respectively, hydroelectric installation and rechargeable battery, described master controller comprises the first microcontroller, described monitor includes monitor controller, described monitor controller comprises the second microcontroller and temperature collection circuit, described temperature collection circuit comprises temperature sensor, described monitor controller is by wire and rechargeable battery, hydroelectric installation connects, flow energy can be converted to electric energy by described hydroelectric installation, be stored in rechargeable battery, for power circuit, the first described microcontroller, second microcontroller draws flow rate of water flow information according to the signal of telecommunication received, water flow temperature information is obtained according to temperature collection circuit, and control wireless communication module information is sent to master controller in real time, information processing is carried out by master controller, described wireless communication module is WIFI module or ZigBee module or NRF module or Bluetooth module, wireless transmission can be realized.
further, the temperature sensor that described master controller comprises control panel, siren and is arranged on hot-water line top, described master controller carries out wireless transmission by wireless communication module and server end.
further, described control panel comprises display unit and key device, and described display unit is numeral method or liquid crystal display display.
further, described hydroelectric installation comprises shell, microgenerator, fixed rotating shaft, the hydraulic turbine and pipe joint, described microgenerator is connected with the hydraulic turbine by fixed rotating shaft, described microgenerator comprises rotor, stator, described stator is fixed on shell, described pipe joint comprises water inlet and delivery port, and described water inlet, delivery port are connected with waterpipe.
further, according to the signal of telecommunication received, the first described microcontroller, the second microcontroller show that the operation principle of flow rate of water flow information is: the water jet propulsion hydraulic turbine in waterpipe rotates, rotated by fixed rotating shaft rotor driven, with stator cutting magnetic line, produce alternating current, frequency and the flow rate of water flow of alternating current are proportional, and the first microcontroller, the second microcontroller draw ac frequency according to the signal of telecommunication received, thus obtain flow rate of water flow.
further, described monitor controller, master controller include electric energy collecting circuit, battery management circuit respectively, described hydroelectric installation is connected with electric energy collecting circuit after rectification circuit, described electric energy collecting circuit is connected with battery management circuit, and described rechargeable battery is connected with battery management circuit.
further, described monitor controller or master controller include signal transformation circuit respectively, described signal transformation circuit is connected with hydroelectric installation through rectification circuit, the ac power waveform of the generation of described hydroelectric installation becomes pulsating direct current electrical waveform after rectification circuit, square wave waveform is become after signal transformation circuit, the waveform that the first described microcontroller, the second microcontroller receive the signal of telecommunication is square wave, and the described square wave cycle is consistent with ac period or proportional.
further, described monitor controller is connected with indicator lamp, described indicator lamp is connected with the second microcontroller, plays the full instruction of electricity and crosses the effect of electric consumption electric energy.
further, described rechargeable battery can be replaced super capacitor, and described hydroelectric installation is connected with super capacitor after rectification circuit.
further, described siren is buzzer or loudspeaker.
the invention has the beneficial effects as follows:
1, compared with current gas water heater controller, flow rate of water flow information is analyzed by microcontroller, the temperature information of cold water terminal, hot water top and hot water terminal is drawn by temperature sensor, by wireless communication module by information transmission to server end, user can recognize on server end oneself by the information such as water information and water habits, being convenient to user more intuitively, more reasonably carries out controlled in wireless; The data that enterprise can arrive according to received server-side, analyze and obtain the information such as user's water consumption, water habits, water temperature hobby, form large data, for business research; Make people more intelligent convenient, safe and reliable when using gas heater on the whole;
2, flow energy is converted to electric energy by hydroelectric installation by the present invention, achieves self-powered technique effect, compared to common powered battery or external power source, more environmental protection, economical and practical; Adopting rechargeable battery unnecessary electrical power storage to be got up, is further energy is carried out rationalization to distribute, still can keep monitoring state when power failure or non-water flow;
3, the present invention is by being converted into square wave waveform by ac power waveform, flow rate of water flow information is drawn by the process of microcontroller to square wave waveform, thus serve the technique effect of flow information of water in monitoring waterpipe, while guaranteeing to obtain effective flow information of water, eliminate traditional current monitoring module, make structure more simple, cost is cheaper, and volume is less;
4, the present invention is while monitor user ' use water information, by the analysis to data such as flow rate of water flow, forms gas heater leak water detdction, provides guarantee to the personal safety of gas heater user and property safety; Hot water top and the hot water terminal of gas heater are distant.Thermal energy consumption in pipeline is comparatively large, so the hot water temperature of hot water terminal than more accurate hot water top, user is undertaken more intuitively by the hot water temperature of hot water terminal, more reasonably lower water temperature control; Simultaneously the temperature difference at hot water terminal and hot water top has been reacted hot water and have been circulated in pipeline caused heat energy loss, can be supplied to relevant enterprise equally and research and analyse; The water temperature information of thermotonus in waterpipe of cold water terminal, Running-water Company can judge whether according to water temperature information can be too low and icing because of water temperature, thus avoid the phenomenon such as the water-pipe blockage that causes or blast because freezing;
5, the water temperature flow information of water of cold water terminal and hot water terminal is supplied to master controller, presets heating power for master controller, to improve the efficiency of heating surface, reduces energy resource consumption, thus reaches the control of more accurate temperature; Gas heater is provided with monitor on the hot-water line of multiple delivery port, and user can check the water consumption of each delivery port, thus carries out using water wisely targetedly;
to sum up, the present invention is that one can carry out intelligent wireless control, can gather user and use water information, the gas water heater controller of environmental protection practicality more simultaneously.
above-mentioned explanation is only the general introduction of technical solution of the present invention, in order to technological means of the present invention can be better understood, and can be implemented according to the content of description, coordinate accompanying drawing to describe in detail with preferred embodiment of the present invention below, the specific embodiment of the present invention provides in detail by following examples and accompanying drawing thereof.
Accompanying drawing explanation
accompanying drawing described herein is used to provide a further understanding of the present invention, and form a application's part, schematic description and description of the present invention, for explaining the present invention, does not form inappropriate limitation of the present invention.In the accompanying drawings:
fig. 1 is the block schematic illustration of the master controller that the present invention relates to;
fig. 2 is the block schematic illustration of the monitor that the present invention relates to;
fig. 3 is the schematic diagram that a kind of self-powered front and back end temperature-sensitive gas water heater controller that the present invention relates to is assembled on gas heater;
fig. 4 is the structural representation of the master controller that the present invention relates to;
fig. 5 is the structural representation of the monitor controller that the present invention relates to;
fig. 6 is the structural representation of the hydroelectric installation that the present invention relates to;
fig. 7 is the circuit diagram that the wireless communication module that the present invention relates to is connected with server end;
fig. 8 is the circuit diagram of the first microcontroller or the second microcontroller collection flow information of water that the present invention relates to;
fig. 9 is the self-powered circuit diagram of hydroelectric installation that the present invention relates to;
figure 10 is a kind of embodiment of the temperature collection circuit that the present invention relates to;
figure 11 is a kind of embodiment of the siren that the present invention relates to;
figure 12 is the waveform change schematic diagram of ac power waveform after rectification circuit, signal transformation circuit that the present invention relates to;
figure 13 for the present invention with the use of server end according to flow rate of water flow carry out the schematic flow sheet of leak water detdction;
figure 14 is the embodiment schematic diagram of the hydroelectric installation that the present invention relates to.
fig. 2-Fig. 7, in Figure 14, gas heater 1, hot-water line 2, master controller 3, wireless communication module 31, control panel 32, display unit 321, key device 322, siren 33, temperature sensor 34, first microcontroller 35, monitor 4, hydroelectric installation 41, shell 411, microgenerator 412, rotor 4121, stator 4122, fixed rotating shaft 413, the hydraulic turbine 414, pipe joint 415, water inlet 4151, delivery port 4152, cavity 416, monitor controller 42, rechargeable battery 43, second microcontroller 421, indicator lamp 422, server end 5, cold water pipe 6.
in Fig. 8-Figure 11, D1 is rectifier bridge, and VT1, VT2 are the triode of NPN type, and R1-R5 is resistance, MCU is microcontroller, and VCC is operating voltage, and C1 is electric capacity, and A/D1 is the A/D interface of controller machine, I/O1 is the I/O interface of controller, and BH is temperature sensor, and BUZ is buzzer.
in Figure 13, Vt is real-time flow rate of water flow, V0 is the early warning flow speed value that leaks, St is Real-time Water flow volume, S0 is the early warning bulking value that leaks.
Detailed description of the invention
below with reference to the accompanying drawings and in conjunction with the embodiments, describe the present invention in detail:
as shown in Fig. 1-Figure 14, a kind of self-powered front and back end temperature-sensitive gas water heater controller, comprise and be arranged on master controller 3 in gas heater 1 and at hot-water line 2, cold water pipe 6 is respectively provided with more than one monitor 4, described master controller 3, monitor 4 includes wireless communication module 31 respectively, hydroelectric installation 41 and rechargeable battery 43, described master controller 3 comprises the first microcontroller 35, described monitor 4 includes monitor controller 42, described monitor controller 42 comprises the second microcontroller 421 and temperature collection circuit, described temperature collection circuit comprises temperature sensor 34, described monitor controller 42 is by wire and rechargeable battery 43, hydroelectric installation 41 connects, flow energy can be converted to electric energy by described hydroelectric installation 41, be stored in rechargeable battery 43, for power circuit, the second described microcontroller 421 draws flow rate of water flow information according to the signal of telecommunication received, water flow temperature information is obtained according to temperature collection circuit 313, and control wireless communication module 31 information is sent to master controller 3 in real time, information processing is carried out by master controller 3, described wireless communication module 31 is WIFI module or ZigBee module or NRF module or Bluetooth module, wireless transmission can be realized.
further, the temperature sensor 34 that described master controller 3 comprises control panel 32, siren 33 and is arranged on hot-water line 2 top, described master controller 3 carries out wireless transmission by wireless communication module 31 and server end 5.
further, described control panel 32 comprises display unit 321 and key device 322, and described display unit 321 is numeral method or liquid crystal display display.
further, described hydroelectric installation 41 comprises shell 411, microgenerator 412, fixed rotating shaft 413, the hydraulic turbine 414 and pipe joint 415, described microgenerator 412 is connected with the hydraulic turbine 414 by fixed rotating shaft 413, described microgenerator 412 comprises rotor 4121, stator 4122, described stator 4122 is fixed on shell 411, described pipe joint 415 comprises water inlet 4151 and delivery port 4152, and described water inlet 4151, delivery port 4152 are connected with waterpipe.
further, according to the signal of telecommunication received, the first described microcontroller 35, second microcontroller 421 show that the operation principle of flow rate of water flow information is: the water jet propulsion hydraulic turbine 414 in waterpipe rotates, rotated by fixed rotating shaft 413 rotor driven 4121, with stator 4122 cutting magnetic line, produce alternating current, frequency and the flow rate of water flow of alternating current are proportional, first microcontroller 35, second microcontroller 421 draws ac frequency according to the signal of telecommunication received, thus obtains flow rate of water flow.
further, described monitor controller 42, master controller 3 include electric energy collecting circuit, battery management circuit respectively, described hydroelectric installation 41 is connected with electric energy collecting circuit after rectification circuit, described electric energy collecting circuit is connected with battery management circuit, and described rechargeable battery 43 is connected with battery management circuit.
further, described monitor controller 42 or master controller 3 include signal transformation circuit respectively, described signal transformation circuit is connected with hydroelectric installation 41 through rectification circuit, the ac power waveform of the generation of described hydroelectric installation 41 becomes pulsating direct current electrical waveform after rectification circuit, square wave waveform is become after signal transformation circuit, the waveform that the first described microcontroller 35, second microcontroller 421 receives the signal of telecommunication is square wave, and the described square wave cycle is consistent with ac period or proportional.
further, described monitor controller 42 is connected with indicator lamp 422, described indicator lamp 422 is connected with the second microcontroller 421, plays the full instruction of electricity and crosses the effect of electric consumption electric energy.
further, described rechargeable battery 43 can be replaced super capacitor, and described hydroelectric installation 41 is connected with super capacitor after rectification circuit.
further, described siren 33 is buzzer or loudspeaker.
Specific embodiment
according to Fig. 1-Fig. 7, a kind of self-powered front and back end temperature-sensitive gas water heater controller of the present invention and gas heater 1 are connected, master controller 3 is placed in gas heater 1, control panel 32 is arranged on the surface of gas heater 1, monitor 4 is at hot-water line 2, cold water pipe 6 is respectively provided with one, hydroelectric installation 41 is by water inlet 4151, delivery port 4152 is connected with waterpipe, waterpipe comprises hot-water line 2, cold water pipe 6, monitor controller 42 is at hot-water line 2, cold water pipe 6 side is respectively provided with one, and contacted with the current in waterpipe by temperature sensor 34, corresponding server end 5 and App application program is coordinated to use, itself and gas heater 1, hot-water line 2, cold water pipe 6, server end 5 combine use the course of work as follows:
1), self-powered: the water jet propulsion hydraulic turbine 414 in waterpipe rotates, and is rotated by fixed rotating shaft 413 rotor driven 4121, with stator 4122 cutting magnetic line, produces alternating current;
2), accumulate: alternating current is transferred to electric energy collecting circuit, battery management circuit after rectification circuit, is finally transferred in rechargeable battery 43 and completes electric flux preservation;
3), flow information of water is gathered: alternating current is transferred to signal transformation circuit after rectification circuit simultaneously, then draws flow rate of water flow information by the first microcontroller 35, second microcontroller 421 according to the signal of telecommunication received; Temperature sensor 34 gathers the water flow temperature information in hot-water line 2 top, hot-water line 2 terminal, cold water pipe 6 terminal respectively, and water flow temperature information is delivered to the first microcontroller 35 or the second microcontroller 421;
4), wireless transmission: when the second microcontroller 421 acquires flow rate of water flow in certain hour and temperature information, wake on wireless communication module 31, and the flow rate of water flow in certain hour and temperature information are transmitted into master controller 3 by wireless communication module 31, after the first microcontroller 35 on master controller 3 carries out further analyzing and processing according to the information received, then be transferred to server end 5 by wireless communication module 31;
5), controlled in wireless: user can the App application program on server end 5 control, control signal on wireless communication module 31 reception server end 5, and its information transmission is carried out analyzing and processing to the first microcontroller 35 on master controller 3, again the information after process is further transferred on the second microcontroller 421, first microcontroller 35 and the second microcontroller 421 respond respectively according to the control signal received, thus corresponding action made by control gas heater 1 and monitor 4;
6), large data: the flow velocity in the unit interval, can calculate discharge, i.e. cold water terminal water consumption and user's hot water use amount, and adds up the hot water use amount of every day, can obtain a moon hot water use amount, year the information such as hot water use amount; By the hot water use amount of statistics set time every day point, user's hot water can be obtained and use the water habits such as peak period, bathing water's water consumption; Add the data statistics with coolant-temperature gage, that integrates every household uses water information, thus forms a large database concept;
7), early warning of leaking: server end 5 compared with the early warning value that leaks, thus carries out early warning prompting according to the flow rate of water flow information received after the scope exceeding the early warning value that leaks;
8), indicator lamp is bright: when the electricity of rechargeable battery 43 is full of, pass through battery management circuit, by full for electricity Signal transmissions to the second microcontroller 421, indicator lamp 422 is controlled bright by the second microcontroller 421, indicator lamp 422 plays the effect consuming electric energy simultaneously, avoids rechargeable battery 43 also to continue to charge the damage caused under excessively electric situation;
9), state: when have current flow and server end 5 does not send control signal, whole circuit is in resting state; Flow when there is no current, but server end 5 sends control signal, wake on wireless communication module 31, wakes master controller 3 up by wireless communication module 31, reacted according to the control instruction received by master controller 3, and wake the second microcontroller 421 up by wireless communication module 31; When water starts to flow, wake the second microcontroller 421 up, make the second microcontroller 421 in running order, continuous collection flow rate of water flow information, coolant-temperature gage information, after interval time, wake on wireless communication module 31, the first microcontroller 35 flow rate of water flow information in this interval time be sent on master controller 3 processes;
10), heat energy loss in pipeline: heat energy loss amount and the proportional relation of temperature difference, hot water terminal and hot water top respectively record temperature, define temperature difference, carry out integration can calculate heat energy loss in pipeline for the temperature difference in the unit interval;
11), early warning is reminded: server end 5, first microcontroller 35, second microcontroller 421 sends early warning alerting signal, server end 5, second microcontroller 421 is first sent to master controller 3 by wireless communication module 31, sends control signal make siren 33 send early warning prompting by the first microcontroller 35 on master controller 3.
12), accurately control: cold water pipe 6 terminal records water temperature information and flow information of water, master controller 3 is predicted in advance by monitor 4, and set delayed heating power in advance according to the distance of cold water pipe 6 terminal distance water heater 1, different heating powers is adopted according to different water temperatures, its efficiency of heating surface improves, and temperature controls also more accurate; The water temperature of hot-water line 2 terminal provides heat energy loss in pipeline, and heat energy loss value is taken into account by master controller 3 in advance, thus makes the demand of water temperature closer to user of hot-water line 2 terminal.
in frame diagram as illustrated in fig. 1 and 2, monitor 4 and master controller 3 have same wireless communication module 31, are completed the wireless information transfer of monitor 4 and master controller 3 by wireless communication module 31.
according to Fig. 1-Fig. 7, with gas heater 1, hot-water line 2, cold water pipe 6, server end 5, App set of applications altogether after, the use of user is as follows: have a bath for user, user is by the App application program input appropriate water temperature on server end 5, gas heater starts heating, and by water heater 1 and the Temperature displaying of hot-water line 2 terminal in App application program, water heater dynamic conditioning power, holding temperature after the water temperature reaching user's setting, avoids user to confirm the trouble of water temperature information back and forth; User can set temperature range of having a bath, and having a bath period, when temperature exceeds temperature range of having a bath, then gives the alarm, and avoids too low or too high the caused injury of temperature of user Yin Wendu.
according to Fig. 8-Fig. 9, the rectification circuit that the embodiment of the present invention adopts is rectifier bridge D1, and signal transformation circuit is by current-limiting resistance R1, and pull-up resistor R2, triode VT1 form.
figure 10 is a kind of embodiment of the temperature collection circuit that the present invention relates to; By series resistance R4; reduce the electric current on temperature sensor BH; the normal work of protection temperature sensor BH; filtering is carried out by electric capacity C1 and resistance R3; the A/D module converts that the analog temperature signal obtained is transferred to microcontroller inside by A/D1 is data signal, and the program of being supplied to carries out Treatment Analysis.
figure 11 is a kind of embodiment of siren 33; the present invention adopts buzzer BUZ to be used as siren 33; I/O1 mouth timing trigging signal is used to drive buzzer BUZ; in the middle of being connected with I/O1, increase a triode VT2 drive; make buzzer BUZ sound larger to increase driving force; I/O1 is connected with current-limiting resistance R5, plays protective separation measure.
figure 12 is the waveform schematic diagram of the embodiment of the present invention after the circuit adopting Fig. 8, the alternating current that hydroelectric installation 41 sends, and waveform is as shown in figure A, after rectifier bridge D1, be that upper just lower negative alternating voltage changes a unidirectional pulsating volage into by polarity of voltage, waveform as shown in panelb, its principle is the one-way conduction that make use of diode, the rectifier bridge D1 be made up of four diodes is also called bridge rectifier, can obtain full-wave rectified voltage, the signal transformation circuit that unidirectional pulsating volage is formed through triode VT1, become square wave, waveform is as shown in figure C, I/O mouth on microcontroller is received on the colelctor electrode of triode VT1, the voltage received as triode VT1 does not reach conducting voltage, triode VT1 is in cut-off state, on colelctor electrode, voltage is VCC, after the voltage received as triode VT1 reaches conducting voltage, triode VT1 conducting, colelctor electrode powers on crimping near-earth, thus form square wave waveform, for single-chip microcomputer, process square wave waveform is relatively simple, and the advantage of this signal transformation circuit is that its period frequency can not change, thus make the square wave cycle consistent with ac period.
according to 1-Figure 12, flow rate of water flow becomes certain proportional relation with the rotation period of the hydraulic turbine 414, the hydraulic turbine 414 is connected by fixed rotating shaft 413 with microgenerator 412, then microgenerator 412 produce ac period and the proportional relation of flow rate of water flow, and the square wave cycle of alternating current after signal transformation circuit is the same with the cycle of alternating current, so microcontroller is after receiving square wave, the cycle of alternating current can be obtained according to rectangle wave period, thus draw flow rate of water flow.
according to Figure 13, the present invention with the use of server end according to flow rate of water flow to carry out the flow process of leak water detdction as follows:
1, real-time flow rate of water flow Vt is compared with the early warning flow speed value V0 that leaks, if Vt is less than V0, then send early warning of leaking, this is to monitor the less situation of water leakage, do not tighten as tap or phenomenon that water pipe drips, owing to there being water flow, but be in the state of dripping, so its flow rate of water flow is very low, and in the ordinary course of things, people, in the process using water, there will not be so low flow rate of water flow, are then judged as the phenomenon continuing to leak on a small quantity
2, Real-time Water flow volume St is compared with the early warning bulking value S0 that leaks, if St is greater than S0, then send early warning of leaking, this is to monitor the more situation of water leakage, as tap is kept on all the phenomenon forgetting pass or water pipe fracture, now, flow rate of water flow is even and fast, is in the state of leaking, then in unconscious situation after the regular hour always, the water volume flow through is greater than the amount used in everyday of people, be then judged to be to there is the phenomenon continuing in a large number to leak.
current volume S is the flow Q=VA that the cross-sectional area A being multiplied by pipeline by the flow rate of water flow V obtained obtains, and by carrying out the integration of time T to the flow Q in this period, can obtain current volume S.
figure 14 is the embodiment of the hydroelectric installation 41 that the present invention relates to; Hydroelectric installation 41 is connected with waterpipe, between microgenerator 412 and shell 411, is provided with cavity 416, current can be flowed along cavity 416.
the above, be only preferred embodiment of the present invention, not does any pro forma restriction to the present invention; The those of ordinary skill of all industry all can shown in by specification accompanying drawing and the above and implement the present invention swimmingly; But all those skilled in the art are not departing within the scope of technical solution of the present invention, utilize disclosed above technology contents and make a little change, modify with differentiation equivalent variations, be Equivalent embodiments of the present invention; Meanwhile, all according to substantial technological of the present invention to the change of any equivalent variations that above embodiment is done, modify and differentiation etc., within the protection domain all still belonging to technical scheme of the present invention.
Claims (10)
1. a self-powered front and back end temperature-sensitive gas water heater controller, comprise and be arranged on master controller (3) in gas heater (1) and in hot-water line (2), cold water pipe (6) is respectively provided with more than one monitor (4), it is characterized in that: described master controller (3), monitor (4) includes wireless communication module (31) respectively, hydroelectric installation (41) and rechargeable battery (43), described master controller (3) comprises the first microcontroller (35), described monitor (4) includes monitor controller (42), described monitor controller (42) comprises the second microcontroller (421) and temperature collection circuit, described temperature collection circuit comprises temperature sensor (34), described monitor controller (42) is by wire and rechargeable battery (43), hydroelectric installation (41) connects, flow energy can be converted to electric energy by described hydroelectric installation (41), be stored in rechargeable battery (43), for power circuit, described the first microcontroller (35), second microcontroller (421) draws flow rate of water flow information according to the signal of telecommunication received, water flow temperature information is obtained according to temperature collection circuit (313), and control wireless communication module (31) and information is sent in real time master controller (3), information processing is carried out by master controller (3), described wireless communication module (31) is WIFI module or ZigBee module or NRF module or Bluetooth module, wireless transmission can be realized.
2. a kind of self-powered front and back end according to claim 1 temperature-sensitive gas water heater controller, it is characterized in that: the temperature sensor (34) that described master controller (3) comprises control panel (32), siren (33) and is arranged on hot-water line (2) top, described master controller (3) carries out wireless transmission by wireless communication module (31) and server end (5).
3. a kind of self-powered front and back end according to claim 2 temperature-sensitive gas water heater controller, it is characterized in that: described control panel (32) comprises display unit (321) and key device (322), described display unit (321) is numeral method or liquid crystal display display.
4. a kind of self-powered front and back end according to claim 1 temperature-sensitive gas water heater controller, it is characterized in that: described hydroelectric installation (41) comprises shell (411), microgenerator (412), fixed rotating shaft (413), the hydraulic turbine (414) and pipe joint (415), described microgenerator (412) is connected with the hydraulic turbine (414) by fixed rotating shaft (413), described microgenerator (412) comprises rotor (4121), stator (4122), described stator (4122) is fixed on shell (411), described pipe joint (415) comprises water inlet (4151) and delivery port (4152), described water inlet (4151), delivery port (4152) is connected with waterpipe.
5. a kind of self-powered front and back end according to claim 1 temperature-sensitive gas water heater controller, it is characterized in that: described the first microcontroller (35), according to the signal of telecommunication received, second microcontroller (421) show that the operation principle of flow rate of water flow information is: the water jet propulsion hydraulic turbine (414) in waterpipe rotates, rotated by fixed rotating shaft (413) rotor driven (4121), with stator (4122) cutting magnetic line, produce alternating current, frequency and the flow rate of water flow of alternating current are proportional, first microcontroller (35), second microcontroller (421) draws ac frequency according to the signal of telecommunication received, thus obtain flow rate of water flow.
6. a kind of self-powered front and back end according to claim 1 temperature-sensitive gas water heater controller, it is characterized in that: described monitor controller (42), master controller (3) include electric energy collecting circuit, battery management circuit respectively, described hydroelectric installation (41) is connected with electric energy collecting circuit after rectification circuit, described electric energy collecting circuit is connected with battery management circuit, and described rechargeable battery (43) is connected with battery management circuit.
7. a kind of self-powered front and back end according to claim 6 temperature-sensitive gas water heater controller, it is characterized in that: described monitor controller (42) or master controller (3) include signal transformation circuit respectively, described signal transformation circuit is connected with hydroelectric installation (41) through rectification circuit, the ac power waveform of the generation of described hydroelectric installation (41) becomes pulsating direct current electrical waveform after rectification circuit, square wave waveform is become after signal transformation circuit, described the first microcontroller (35), the waveform that second microcontroller (421) receives the signal of telecommunication is square wave, the described square wave cycle is consistent with ac period or proportional.
8. a kind of self-powered front and back end according to claim 1 temperature-sensitive gas water heater controller, it is characterized in that: described monitor controller (42) is connected with indicator lamp (422), described indicator lamp (422) is connected with the second microcontroller (421), plays the full instruction of electricity and crosses the effect of electric consumption electric energy.
9. a kind of self-powered front and back end according to claim 1 temperature-sensitive gas water heater controller, it is characterized in that: described rechargeable battery (43) can be replaced super capacitor, described hydroelectric installation (41) is connected with super capacitor after rectification circuit.
10. a kind of self-powered front and back end according to claim 2 temperature-sensitive gas water heater controller, is characterized in that: described siren (33) is buzzer or loudspeaker.
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| Application Number | Priority Date | Filing Date | Title |
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| CN201610028777.8A CN105546833A (en) | 2016-01-15 | 2016-01-15 | Controller for self-powered front-and-back-end temperature sensing gas water heater |
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| CN201610028777.8A CN105546833A (en) | 2016-01-15 | 2016-01-15 | Controller for self-powered front-and-back-end temperature sensing gas water heater |
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