Electric shock preventive water heater with temperature memory function
Technical field
The present invention relates to water heater technology and security fields, more particularly to the protection against electric shock hot water with temperature memory function
Device.
Background technology
In recent years, as society and the continuous development of industry, water heater have come into huge numbers of families.Current domestic hot water
Device product mainly has electric heater, gas heater, solar water heater and air-source water heater.Water heater market is still with biography
The electric heater and gas heater of system are leading, along with the hot development of real-estate market in recent years, electric heater, combustion gas
Water heater industry is obtained for fast development, expedites the emergence of out such as Haier, beautiful numerous domestic famous brand names, it is close also to attract A.O. histories
This, Siemens, in woods, the international famous brand such as Whirlpool join, promote the quality of water heater industry constantly to be lifted, while brand
Between compete it is also further fierce.As people's living standard increasingly improves, people to the comfort requirement in family life also increasingly
It is high.The various electric equipment products of the thing followed facilitate human lives and obtain while also occupies no small space.Got over for this
The life of people is entered come more multifunctional electric appliances.Water heater similarly experiencings the development of different generations:The first generation is fired
Gas water heater;Second generation electric heater;Third generation solar water heater;Forth generation Split type air energy water heater;6th generation family
Use multi-functional water heater.For applying more electric heater at present, its advantage is simple for installation, easy to use, not by natural
The influence of dormer layer air pressure difference, increasing user are preferred.But shortcoming be volume it is big, account for interior space it is big, have a bath
Before to preheat in advance, the stand-by period is long, easy long incrustation scale, needs scale removal in 1 year once.And current electric heater is not
Used in the case of pulling out power supply and easily produce dead accident of getting an electric shock, so still suffering from certain hidden danger in secure context.And
Many water heaters can all select to heat the water to boiling, used after then being mixed with cold water, can so be adapted to various crowds
Use, but the mankind, which have a bath, need not heat the water to boiling, cause the waste of electric energy;And it is required for adjusting the fire hose every time
Head, the suitable temperature of oneself is recalled, it is comparatively laborious.
The content of the invention
The technical problems to be solved by the invention, it is to be directed to above-mentioned technical deficiency, there is provided there is temperature memory
The electric shock preventive water heater of function, there is the electric shock preventive water heater of temperature memory function to employ GPS module user positioned,
And water heater end is sent to by GPRS module, such water heater can automatically select heating according to the position of user, save
The time of user's operation, make the water heater more intelligent;Present invention employs current progress of the water flow sensing unit to outlet pipe
Detection, there are current can be by relay circuit by water heater by, host SCM minimum system when water heater electrified regulation
Disconnected with heating power supply, avoid the generation of user's electric shock accidents, make water heater more safe;The present invention installs at shower nozzle
There is temperature sensor, temperature sensor can detect the water temperature that user uses and record, can be certainly when water heater heats
The dynamic temperature for being heated to user's custom, can not only make water heater save electric energy, also make it that the water of water heater is more comfortable;This hair
Bright host computer circuit part employs warning circuit, when water temperature is adapted to user or when user's bathing does not power off, all can
Alarm is carried out, makes water heater safer, more convenient.
In order to solve the above technical problems, the technical solution adopted in the present invention is:Including host computer circuit part, slave computer
Circuit part, GPRS network, water heater main body, outlet pipe, aqueduct and shower nozzle;Host computer circuit part include power module,
Host SCM minimum system, water flow sensing unit, temperature sensor, relay circuit, warning circuit and GPRS primary modules, power supply
Module and host SCM minimum system, water flow sensing unit, temperature sensor, relay circuit, warning circuit, GPRS primary modules
It is all connected with, and is main frame single-chip minimum system, water flow sensing unit, temperature sensor, relay circuit, warning circuit, GPRS
Primary module provides electric energy;Water flow sensing unit and temperature sensor be connected with host SCM minimum system, and will collect
The temperature signal of water-flow signal and water passes to host SCM minimum system;Host SCM minimum system and relay electricity
Road, warning circuit are all connected with, and control relay circuit and warning circuit;Host SCM minimum system connects with GPRS primary modules
Connect, host SCM minimum system and GPRS primary modules are two-way communication;Slave computer circuit part includes power supply, slave single-chip microcomputer
Minimum system, GPRS module, GPS module and display circuit, power supply and slave single-chip minimum system, GPRS module, GPS moulds
Block, display circuit are all connected with, and provide electricity for slave single-chip minimum system, GPRS module, GPS module and display circuit
Energy;Slave single-chip minimum system is connected with GPS module, and receives the information of GPS module collection;Slave single-chip minimum system
It is connected with display circuit, and controls display circuit;Slave single-chip minimum system is connected with GPRS module, and slave single-chip microcomputer is most
Mini system and GPRS module are two-way communication;The GPRS primary modules and slave computer circuit part GPRS module of host computer circuit part
Communicated by GPRS network;The side of water heater main body is fixedly connected with one end of outlet pipe, the other end of outlet pipe with
One end of aqueduct is connected through a screw thread;The center of outlet pipe is provided with water flow sensing unit;The other end connection of aqueduct
There is shower nozzle, temperature sensor is installed in shower nozzle;Relay circuit includes resistance R2, diode D1, triode Q1, relay
RL1, water heater end of incoming cables and water heater leading-out terminal, the PA0 pins of host SCM minimum system pass through resistance R2 and triode
Q1 base stage connection;Relay RL1 coil one end and the output end of power module connect, the current collection of the other end and triode Q1
Pole connects, the inverse parallel diode D1 on relay RL1 coil;Triode Q1 grounded emitter, host SCM is most
The PA0 pins of mini system control opening and turning off for triode Q1 by exporting high level or low level;Relay RL1's touches
Point one end is connected with water heater end of incoming cables, and the other end is connected with water heater leading-out terminal, the energization and power-off of relay RL1 coil
The switching of control relay RL1 contacts.
Further optimize the technical program, described host SCM minimum system and slave single-chip minimum system use
ATmega128 single-chip microcomputers, water flow sensing unit use HC-B12 water flow sensing units, and temperature sensor uses SHT11 temperature and humidity sensings
Device, GPS module use U-blox NEO-6M GPS modules, and GPRS primary modules and GPRS module use EM310 modules.
Further optimize the technical program, the exportable 12V and 5V DC voltages of described power module, power module be after
Electrical equipment RL1 provides 12V voltages, and power module is main frame single-chip minimum system, water flow sensing unit, temperature sensor and alarm electricity
Road provides 5V burning voltages.
Further optimize the technical program, described GPRS primary modules EM310 TXD pins connection host SCM is minimum
The ATmega128 of system RXD1 pins, GPRS primary modules EM310 RXD pins connection host SCM minimum system
ATmega128 TXD1 pins.
Further optimize the technical program, OUT pins and the host SCM minimum system of described water flow sensing unit
ATmega128 INT0 pins connection.
Further optimize the technical program, the DATA pins connection host SCM minimum system of described temperature sensor
ATmega128 PA1 pins, the ATmega128 of the SCK pins connection host SCM minimum system of temperature sensor
PA2 pins.
Further optimize the technical program, the power supply of described slave computer circuit part uses battery, and battery can be defeated
Go out 5V and 3.3V direct-flow steady voltages, power supply provides 5V burning voltages, power supply for slave single-chip minimum system and display circuit
3.3V burning voltages are provided for GPS module.
Compared with prior art, the present invention has advantages below:1st, the electric shock preventive water heater with temperature memory function is adopted
User is positioned with GPS module, and water heater end is sent to by GPRS module, such water heater can according to
The position at family automatically selects heating, saves the time of user's operation, makes water heater more intelligent;2nd, present invention employs water
Flow sensor detects to the current of outlet pipe, has current to pass through the minimum system of host SCM when water heater electrified regulation
System can be disconnected water heater and heating power supply by relay circuit, is avoided the generation of user's electric shock accidents, is made water heater more
The safety added;3rd, the present invention is provided with temperature sensor at shower nozzle, and temperature sensor can detect water temperature that user uses simultaneously
And record, when water heater heats, the temperature of user's custom can be automatically heated to, water heater is saved electricity
Can, also make it that the water of water heater is more comfortable;4th, host computer circuit part of the invention employs warning circuit, when water temperature is adapted to use
During family or when user's bathing does not power off, alarm can be all carried out, makes water heater safer, more convenient.
Brief description of the drawings
Fig. 1 is the annexation figure of the electric shock preventive water heater with temperature memory function.
Fig. 2 is the structural representation of the electric shock preventive water heater with temperature memory function.
Fig. 3 is the host computer circuit diagram of the electric shock preventive water heater with temperature memory function.
Fig. 4 is the slave computer circuit figure of the electric shock preventive water heater with temperature memory function.
Fig. 5 is the host computer power module figure of the electric shock preventive water heater with temperature memory function.
Fig. 6 is the slave computer power supply diagram of the electric shock preventive water heater with temperature memory function.
In figure:1st, host computer circuit part;2nd, power module;3rd, host SCM minimum system;4th, water flow sensing unit;5、
Temperature sensor;6th, relay circuit;601st, water heater end of incoming cables;602nd, water heater leading-out terminal;7th, warning circuit;8th, GPRS master
Module;9th, slave computer circuit part;10th, power supply;11st, slave single-chip minimum system;12nd, GPRS module;13rd, GPS module;
14th, display circuit;15th, GPRS network;16th, water heater main body;17th, outlet pipe;18th, aqueduct;19th, shower nozzle.
Embodiment
To make the object, technical solutions and advantages of the present invention of greater clarity, with reference to embodiment and join
According to accompanying drawing, the present invention is described in more detail.It should be understood that these descriptions are merely illustrative, and it is not intended to limit this hair
Bright scope.In addition, in the following description, the description to known features and technology is eliminated, to avoid unnecessarily obscuring this
The concept of invention.
Embodiment one:With reference to shown in Fig. 1-6, the electric shock preventive water heater with temperature memory function includes host computer
Circuit part 1, slave computer circuit part 9, GPRS network 15, water heater main body 16, outlet pipe 17, aqueduct 18 and shower nozzle 19;
Host computer circuit part 1 includes power module 2, host SCM minimum system 3, water flow sensing unit 4, temperature sensor 5, relay
Device circuit 6, warning circuit 7 and GPRS primary modules 8, power module 2 and host SCM minimum system 3, water flow sensing unit 4, temperature
Degree sensor 5, relay circuit 6, warning circuit 7, GPRS primary modules 8 are all connected with, and are main frame single-chip minimum system 3, water
Flow sensor 4, temperature sensor 5, relay circuit 6, warning circuit 7, GPRS primary modules 8 provide electric energy;The He of water flow sensing unit 4
Temperature sensor 5 is connected with host SCM minimum system 3, and by the temperature signal transmission of the water-flow signal collected and water
To host SCM minimum system 3;Host SCM minimum system 3 is all connected with relay circuit 6, warning circuit 7, and controlled
Relay circuit 6 and warning circuit 7;Host SCM minimum system 3 is connected with GPRS primary modules 8, the minimum system of host SCM
System 3 and GPRS primary modules 8 are two-way communication;Slave computer circuit part 9 include power supply 10, slave single-chip minimum system 11,
GPRS module 12, GPS module 13 and display circuit 14, power supply 10 and slave single-chip minimum system 11, GPRS module 12, GPS
Module 13, display circuit 14 are all connected with, and are slave single-chip minimum system 11, GPRS module 12, GPS module 13 and display
Circuit 14 provides electric energy;Slave single-chip minimum system 11 is connected with GPS module 13, and receives the information of the collection of GPS module 13;
Slave single-chip minimum system 11 is connected with display circuit 14, and controls display circuit 14;Slave single-chip minimum system 11
It is connected with GPRS module 12, slave single-chip minimum system 11 and GPRS module 12 are two-way communication;Host computer circuit part 1
GPRS primary modules 8 and slave computer circuit part 9GPRS modules 12 are communicated by GPRS network 15;The one of water heater main body 16
Side is fixedly connected with one end of outlet pipe 17, and one end of the other end and aqueduct 18 of outlet pipe 17 is connected through a screw thread;Water outlet
The center of pipe 17 is provided with water flow sensing unit 4;The other end of aqueduct 18 is connected with shower nozzle 19, is provided with shower nozzle 19
Temperature sensor 5;Relay circuit 6 includes resistance R2, diode D1, triode Q1, relay RL1, water heater end of incoming cables 601
With water heater leading-out terminal 602, the PA0 pins of host SCM minimum system 3 are connected by resistance R2 with triode Q1 base stage;
Relay RL1 coil one end is connected with the output end of power module 2, and the other end is connected with triode Q1 colelctor electrode, after
Inverse parallel diode D1 on electrical equipment RL1 coil;Triode Q1 grounded emitter, the PA0 of host SCM minimum system 3
Pin controls opening and turning off for triode Q1 by exporting high level or low level;Relay RL1 contact one end and heat
Hydrophone end of incoming cables 601 is connected, and the other end is connected with water heater leading-out terminal 602, and energization and the power-off of relay RL1 coil control
The switching of relay RL1 contacts;Host SCM minimum system 3 and slave single-chip minimum system 11 are mono- using ATmega128
Piece machine, water flow sensing unit 4 use HC-B12 water flow sensing units, and temperature sensor 5 uses SHT11 Temperature Humidity Sensors, GPS module
13 use U-blox NEO-6M GPS modules, and GPRS primary modules 8 and GPRS module 12 use EM310 modules;Power module 2
Exportable 12V and 5V DC voltages, power module 2 provide 12V voltages for relay RL1, power module 2 be host SCM most
Mini system 3, water flow sensing unit 4, temperature sensor 5 and warning circuit 7 provide 5V burning voltages;GPRS primary modules 8EM310's
The ATmega128 of TXD pins connection host SCM minimum system 3 RXD1 pins, GPRS primary modules 8EM310 RXD pins
Connect the ATmega128 of host SCM minimum system 3 TXD1 pins;The OUT pins and host SCM of water flow sensing unit 4
The ATmega128 of minimum system 3 INT0 pins connection;The minimum system of DATA pins connection host SCM of temperature sensor 5
The ATmega128 of system 3 PA1 pins, the SCK pins connection host SCM minimum system 3 of temperature sensor 5
ATmega128 PA2 pins;The power supply 10 of slave computer circuit part 9 uses battery, the exportable 5V and 3.3V direct currents of battery
Burning voltage, power supply 10 are that slave single-chip minimum system 11 and display circuit 14 provide 5V burning voltages, and power supply 10 is GPS moulds
Block 13 provides 3.3V burning voltages.
During using electric shock preventive water heater with temperature memory function, user carries slave computer, and slave computer can be placed on car
Interior or carry at any time, now power supply 10 is slave single-chip minimum system 11, GPRS module 12, GPS module 13 and display electricity
Road 14 powers, and GPS module 13 can position to the position where user, and display circuit 14 can enter to the positional information got
Row is shown, and positional information is sent to the main frame list of host computer circuit part 1 by GPRS module 12 by GPRS network 15
Piece machine minimum system 3, host SCM minimum system 3 can be carried out to the positional information and the positional information of program storage sent
Compare, when the distance of user position and family is less than setting value, water heater main body 16 is begun to warm up, when user goes back home,
Water in water heater can use, by the method, not only reduce the time of user's operation, also greatly simplifies operation
Step, make water heater more intelligent;When user uses the water heater, water flow sensing unit 4 can detect the flowing of water, such as
The power supply of fruit water heater is not turned off, and host SCM minimum system 3 can disconnect power supply, is avoided sending electric shock accidents, is made heat
Hydrophone is more safe;When user uses water heater, the temperature of the meeting automatic detection water of temperature sensor 5 at shower nozzle 19
Degree, and be sent to host SCM minimum system 3 and recorded.When heating is needed again, water heater main body 16 will not
Water can be directly heated boiling, and be heated within the temperature range of user is commonly used, such user need not be to water temperature
It is adjusted, reduces operating process, and dramatically saves on electric energy, makes water heater more convenient and quicker, more energy efficient environmental protection.
It should be appreciated that the above-mentioned embodiment of the present invention is used only for exemplary illustration or explains the present invention's
Principle, without being construed as limiting the invention.Therefore, that is done without departing from the spirit and scope of the present invention is any
Modification, equivalent substitution, improvement etc., should be included in the scope of the protection.In addition, appended claims purport of the present invention
Covering the whole changes fallen into scope and border or this scope and the equivalents on border and repairing
Change example.