CN107036296A - Multifunctional central gas heater and its control system - Google Patents
Multifunctional central gas heater and its control system Download PDFInfo
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- CN107036296A CN107036296A CN201710314573.5A CN201710314573A CN107036296A CN 107036296 A CN107036296 A CN 107036296A CN 201710314573 A CN201710314573 A CN 201710314573A CN 107036296 A CN107036296 A CN 107036296A
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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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Abstract
The invention discloses a kind of Multifunctional central gas heater and its control system, including water heater master controller, heat exchanger, cold water pipeline with water pump and water flow sensor, the hot water line popped one's head in upper water outlet of water heater, hot water line, cold water pipeline is at least connected with two and uses water spot, it is characterized in that, pipeline is farthest provided with electric control one-way valve with the cold water pipeline of water spot, magnetic valve is installed on hot water line, temperature sensor, it is farthest to be connected with master controller with water spot and electric control one-way valve, the master controller, water heater master controller is respectively connected with communication module, the communication module is wireless signal transceiver module, realize electric control one-way valve master controller and distalmost end water spot master controller wireless telecommunications, the temperature sensor for stopping judging probe as system warm-up is provided with electric control one-way valve.The present invention has double mode " instant-heating " and " opening i.e. cold ", hommization bathtub cutoff function, intelligent function of increasing pressure.
Description
Technical field
The present invention relates to central type gas heater technical field, more particularly, to central type gas heater central hot water
Circulating pipe system technical field.
Background technology
Central type gas heater its function in the market is more single, general only preheating function, for without backwater
Its realization for preheating function of the user of pipeline is to borrow cold water pipe by check valve to serve as return pipe, and combustion is realized to a certain extent
The instant-heating function of gas water heater；For other common functions, such as bathtub cut-off, function of increasing pressure are in central type gas and hot water
Also come out on device without Related product, even if there are indivedual unification products to refer to the functions such as bathtub cut-off, its cutoff function is general
Be by control water heater internal valves close realization, so may result in now other with water spot can not normally using heat
Water, and valve unlatching next time needs manual operation, gives people life and brings extremely not convenient；Therefore, for without return pipe
How the user in road meets user and open i.e. cold demand, its bathtub of cold water is cut on the basis of instant-heating function is realized
Only function more hommization, how to ensure that in water area less than normal the normal of central type gas heater is used, how to lift use
Family bath comfort etc. is those skilled in the art's urgent problem to be solved, in addition for central hot water circulation system, is heated
The factor such as process and heat dissipation environment, user's use habit is influenceed, and the water temperature in pipeline is supervised with water heater internal temperature sensor
The temperature of survey has differences, it is likely that is interfered to central type gas heater pipeline start up by preheating condition, causes circulation line temperature
Degree inhomogeneities is further exacerbated by, and has a strong impact on central hot water circulation system bath comfort.
The content of the invention
The purpose of the present invention is to solve the shortcomings of the prior art it is to open i.e. realizing without water return pipeline user to provide a kind of
On the basis of hot merit energy, realize and open i.e. cold function, meet user and use the demand of cold water immediately, and really realize and each use water spot
Communication between water heater, can be substantially improved the Multifunctional central gas heater of bath comfort
Another object of the present invention is also resided in there is provided the control system for realizing above-mentioned functions.
In order to reach object above, patent of the present invention is adopted the following technical scheme that：
A kind of Multifunctional central gas heater, including water heater master controller, heat exchanger, with water pump and water-carrying capacity
The cold water pipeline of sensor, the hot water line popped one's head in upper water outlet of water heater, hot water line, cold water pipeline are at least connected with two
With water spot, it is characterised in that pipeline is farthest provided with being provided with the cold water pipeline of water spot on electric control one-way valve, hot water line
Magnetic valve, temperature sensor, are farthest connected with master controller, the master controller, water heater master control with water spot and electric control one-way valve
Device processed is respectively connected with communication module, and the communication module is wireless signal transceiver module, realize electric control one-way valve master controller with
The temperature for stopping judging probe as system warm-up is provided with distalmost end water spot master controller wireless telecommunications, electric control one-way valve
Sensor；
Water temperature data in its distalmost end hot water pipeline is passed through by nothing by the temperature sensor in distalmost end hot water pipeline
Line signal transmitting and receiving module is transferred to the wireless signal transceiver module on water heater with wireless communication mode；
Water heater master controller passes through the analyzing and processing to receiving data, you can to know the farthest water temperature feelings with water spot
The information such as condition, any use water spot water demand, the water temperature detected by the temperature sensor of distal end realizes each preheating heat
The water of the water of water pipe, not preheating cold water pipe, on the basis of instant-heating function is realized, realizes and opens i.e. cold function.
2nd, Multifunctional central gas heater according to claim 1, it is characterised in that the channel radio mode is
Any one communication such as Wifi, 433, RF.
As a further illustration of the above scheme, the electric control one-way valve master controller is connected with power supply electricity with electrically-controlled valve
Source, power supply is DC24V power supplys, is converted by AC220V；There is power supply compartment outside power supply.
Further, the distalmost end is additionally provided with cold water button with water spot cold water pipeline, and when pressing, cold water pipes connect
Logical, hot water pipeline is closed, and system can only use cold water, is used during as power failure or other demands.
Further, it is described that water spot is provided with infrared sensor, as detecting whether that someone preparing to use with water spot mouthful
Water, arbitrarily master control will be fed back to by infrared sensor with the whether useful water demand information of water spot by wireless signal transceiver module
The wireless signal transceiver module at device end processed；And the signal is passed into master controller.
Further, the distalmost end is additionally provided with general solenoid valve with water spot, and on its hot water pipeline, normality is opened
Open, obtain it is electric after close, be used as bathtub function close water valve；Mechanical master switch is also set up with water spot, normality is opened, as with water
Point safety protection switch.
Further, the system determines pipeline start up by preheating condition by distal temperature sensor, and system reaches pipeline start up by preheating
After condition, pump operation Water heater igniting burning, wherein system warm-up entry condition is as follows：
A, system open preheating function and in preheating period；
B, system meet T<T sets-T0.
Wherein：
The temperature that T-distal temperature sensing 7 is real-time monitored, by being wirelessly transmitted to water heater master controller；
T sets-water heater on design temperature, wherein 36 DEG C≤T≤60 DEG C；
T0 --- temperature gap, setting range is 5-10 DEG C, 6 DEG C of system default；
When water heater opens bathtub, function of increasing pressure, water heater master controller can be sent the information by being wirelessly transferred
To distal end base site controller, the controller controls corresponding magnetic valve 12, the open and close of electric control one-way valve；So in preheating
In section, water heater is preheated according to pipeline start up by preheating condition, it is ensured that hot water line is required hot water any time, and cold water pipe is equal
For warm water or cold water；
Judge whether cold water button is pressed after system electrification start, system default is not pressed, judges whether preheating function is opened
Open, system warm-up function is opened, and in preheating period, master controller reads distal temperature sensor real time temperature T, leads to
Cross radio receiving transmitting module and T is transferred to water heater master controller, water heater master controller 3 judges whether to meet：T<T sets-Δ T,
So as to determine whether water heater starts burning, after water pump 1 starts, the whether continuous 3S of real-time judge distal temperature sensor temperature T
Temperature -2 are set more than water heater, then electric control one-way valve is met and closes while water pump shuts down, water heater stops burning, this
Preheating is finished, and is always ensured that the mounting means of no water return pipeline is realizing that gas heater opens i.e. in system certain limit
While hot merit energy, the demand that user uses cold water is met；After water heater bathtub function is opened, water heater master controller and water
Leading electric control one-way valve master controller real-time communication, bathtub cutoff function, and not shadow are realized by the control to magnetic valve 12
Ring other and use water spot water demand；After water heater function of increasing pressure is opened, the whether useful water of user is judged by infrared sensor
Demand, has, and electric control one-way valve main controller controls magnetic valve 11 is opened, and the detection water of sensor 2 Q is more than 3L/min
When, water pump is opened, function of increasing pressure purpose is reached, when arbitrarily with water spot without water demand, water heater main controller controls are closed
Water pump, so as to terminate this supercharging.
A kind of water pump on Multifunctional central gas water heater control system, including water heater master controller, cold water pipeline
And water flow sensor, the water outlet of water heater probe on hot water line, hot water line, cold water pipeline are at least connected with two and use water
Point, it is characterised in that pipeline is farthest provided with electric control one-way valve, cold water button, hot water line with the cold water pipeline of water spot
Magnetic valve, temperature sensor are installed, farthest master controller is connected with water spot and electric control one-way valve, the master controller, hot water
Device master controller is respectively connected with communication module, and the communication module is wireless signal transceiver module, realizes electric control one-way valve master control
It is provided with device processed and distalmost end water spot master controller wireless telecommunications, electric control one-way valve and stops judging probe as system warm-up
Temperature sensor；
Infrared sensor is additionally provided with water spot, as someone is detected whether with water spot mouthful preparation water, by infrared
Sensor will arbitrarily feed back to the nothing at master controller end with the whether useful water demand information of water spot by wireless signal transceiver module
Line signal transmitting and receiving module；And the signal is passed into master controller；
Water temperature data in its distalmost end hot water pipeline is passed through by nothing by the temperature sensor in distalmost end hot water pipeline
Line signal transmitting and receiving module is transferred to the wireless signal transceiver module on water heater with wireless communication mode；
Water heater master controller passes through the analyzing and processing to receiving data, you can to know the farthest water temperature feelings with water spot
The information such as condition, any use water spot water demand, the water temperature detected by the temperature sensor of distal end realizes each preheating heat
The water of the water of water pipe, not preheating cold water pipe, on the basis of instant-heating function is realized, realizes and opens i.e. cold function.
Further, the channel radio mode is any one communication such as Wifi, 433, RF；The automatically controlled list
Power supply is connected with to valve master controller and electrically-controlled valve, power supply is DC24V power supplys, is converted by AC220V；For
There is power supply compartment outside power supply.
Further, the distalmost end is additionally provided with general solenoid valve with water spot, and on its hot water pipeline, normality is opened
Open, obtain it is electric after close, be used as bathtub function close water valve；Mechanical master switch is also set up with water spot, normality is opened, as with water
Point safety protection switch.
A kind of control system for Multifunctional central gas heater that patent of the present invention is provided has the advantages that：
The present invention is by controller at distal end electric control one-way valve, temperature sensor, special tap, tap etc. by correlation
Information passes through channel radio by distal end wireless signal transceiver module by the water temperature data of distal end hot water pipeline, with information such as regimen conditions
News mode is transferred to wireless signal transceiver module on the wireless signal transceiver module on water heater, water heater and leads to the data of reception
Cross wire transmission mode to be sent on water heater master controller, water heater master controller passes through the analyzing and processing to data, so that it may
To know the water temperature of distal end hot water pipeline, use regimen condition, only preheating hot water can be realized every time by this wireless temperature detecting system
The water of the water of pipe, not preheating cold water pipe, on the basis of realizing without water return pipeline user's instant-heating function, realizes and opens i.e. cold
Function, meets the demand that user uses cold water immediately.
Water heater is preheated accordingly, whether bathtub, function of increasing pressure are opened in addition can also send to tap control in real time
Device, really realizes the communication between each use water spot and water heater, central hot water circulation system bath comfort can be substantially improved.
Brief description of the drawings
Fig. 1 is the present invention without backwater central hot water circulating pipe system figure.
Fig. 2 couples block diagram between each device for the present invention.
Fig. 3 is system control process figure of the invention.
Description of reference numerals：1st, water heater water pump 2, water flow sensor 3, water heater master controller 4, on water heater
Wireless signal transceiver module 5, heat exchanger of water heater 6, water outlet of water heater probe 7, tap and electric control one-way valve main control
Device 8 is that wireless signal transceiver module 9 is that DC24V power supplys 10 are that AC220V power supplys compartment 11 is electromagnetism in hot-water line on 7
Valve 12 is that general solenoid valve 13 is that tap cold water pipes 14 are that cold water button 15 is infrared sensor, and 16 be tap machine
Tool formula master switch 17 is that temperature sensor 18 is electric control one-way valve A, hot water line B, the mixed water pipe in distal end on electric control one-way valve
Road C, cold water inlet road water (flow) direction.
Embodiment
Below in conjunction with the accompanying drawings and embodiment is further described to patent of the present invention.
As shown in Figure 1 and Figure 2, a kind of Multifunctional central gas heater of the invention, including water heater master controller 3, heat
Exchanger 5, the cold water pipeline with water pump 1 and water flow sensor 2, the hot water line A popped one's head in water outlet of water heater, hot water
Pipeline A, cold water pipeline 13 are at least connected with two and use water spot, and pipeline is farthest automatically controlled unidirectional with being provided with the cold water pipeline 13 of water spot
Being provided with valve 18, cold water button 14, its hot water line A on magnetic valve, electric control one-way valve 18 has temperature sensor 17, described to use
Water spot is provided with infrared sensor 15, general solenoid valve 12；It is farthest to be connected with master controller with water spot and electric control one-way valve, the master
Controller 7, water heater master controller 3 are respectively connected with communication module (4,8), and the communication module is wireless signal transceiver module,
Realize and be provided with work on electric control one-way valve master controller and the wireless telecommunications of distalmost end water spot master controller 7, electric control one-way valve 18
Stop judging the temperature sensor 17 of probe for system warm-up.
Fig. 1 show no backwater central hot water circulating pipe system figure, it be by electric control one-way valve by cold water pipes with
Hot water pipeline is separated, and B is the mixed water lines in distal end, prevents cold water from flowing into hot water pipeline；Water heater water pump 1, is provided for system circulation
Power；Water flow sensor 2, is used as water flow of water heater amount signal acquisition sensor；3 be water heater master controller, as whole
System Control Center；Wireless signal transceiver module 8 is real on wireless signal transceiver module 4, with tap master controller on water heater
Existing wireless telecommunications, its communication modes can be any one communication such as Wifi, 433, RF；Heat exchanger of water heater 5,
It is used as hot water heating device；Water outlet of water heater probe 6, device is detected as outlet water temperature of water heater；Tap with it is automatically controlled unidirectional
Valve master controller 7, is used as tap and the self-operated controller part of electric control one-way valve；Wireless signal transceiver module 8 on 7, as remote
Wireless communication devices are realized with water heater master controller 3 in end；9 be DC24V power supplys, the safety electricity converted by AC220V
Pressure, is used as controller 7 and the power supply of electrically-controlled valve；AC220V power supplys compartment 10, is used as forceful electric power safety guarantee device；Hot water
Magnetic valve 11 in pipe, is connected with hot-water line, obtains after electric-opening and to provide hot water for tap；General solenoid valve 12, normality is opened,
It is electric after close, on tap hot water pipeline, be used as bathtub function close water valve；Tap cold water pipes 13, it is and cold
Hydrophone is connected, and cold water is provided for tap；Cold water button 14, when pressing, cold water pipes are connected, and hot water pipeline is closed, system
Cold water can only be used, is used during as power failure or other demands；Infrared sensor 15, as detecting whether someone in tap mouthful
Preparation water, and the signal is passed into controller 7；The mechanical master switch 16 of tap, normality is opened, and is protected safely as tap
Shield switch；Temperature sensor 17 on electric control one-way valve, stop judging probe as system warm-up；Electric control one-way valve 18, is arranged on
Pipeline farthest uses water spot, and device is separated as cold water pipes and hot water pipeline, namely preheating stops control valve；
Couple block diagram as shown in Figure 2 and Figure 3 between each device, system specific implementation is as follows：1. temperature sensor, is passed through
Water temperature data in distalmost end hot water pipeline is transferred to water heater by 17 by wireless signal transceiver module 8 with wireless communication mode
On wireless signal transceiver module 4, its wireless communication mode can be any one communication such as Wifi, 433, RF；
2. wireless signal transceiver module with the whether useful water demand information of water spot, is passed through by any by infrared sensor 15
8 feed back to wireless signal transceiver module 4；
3., the related data of reception is sent to by the wireless signal transceiver module 4 on water heater by wire communication mode
On water heater master controller, specific communications protocol typically uses serial port communicating protocol, in addition to enhancing signal receiving strength with
Structure aesthetic property, the upper right side for being typically arranged on water heater by 4；
4., water heater master controller 3 passes through the analyzing and processing to receiving data, you can to know the farthest water temperature with water spot
Situation, any with information such as water spot water demands, water temperatures measured by distal end temperature sensor inspection 17, can be achieved only to preheat every time
The water of the water of hot-water line, not preheating cold water pipe, on the basis of instant-heating function is realized, realizes and opens i.e. cold function；
5. pipeline start up by preheating condition, is determined using distal sensor 17, because the temperature most directly reacts whole hot-water line
Road water temperature；System reaches after pipeline start up by preheating condition that the burning of pump operation Water heater igniting, wherein system warm-up entry condition are such as
Under：
A, system open preheating function and in preheating period；
B, system meet T<T sets-T0.
Wherein：
The temperature that T-distal end temperature sensor 17 is real-time monitored, by being wirelessly transmitted to water heater master controller 3；
T sets-water heater on design temperature, wherein 36 DEG C≤T≤60 DEG C；
T0 --- temperature gap, setting range is 5-10 DEG C, 6 DEG C of system default；
6., when water heater opens bathtub, function of increasing pressure, water heater controller 3 can be sent out the information by being wirelessly transferred
Faucet controller 7 is delivered to, controller 7 controls corresponding magnetic valve 12, the open and close of electric control one-way valve 18；So pre-
In the hot period, water heater is preheated according to pipeline start up by preheating condition, it is ensured that hot-water line any time is required heat in Fig. 1
Water, cold water pipe is warm water or cold water, thoroughly solves that after the completion of circulating preheating without return pipe the technical bottleneck of cold water can not be used；Its
Its functional mode implements flow and refers to Fig. 3.
1st, " instant-heating " and " opening i.e. cold " is double mode：
By this wireless temperature detecting system, it is always ensured that in circulation line in hot-water line and is full of hot water, and cold water pipe
After the completion of preheating still be warm water or cold water, thoroughly solve without in the case of water return pipeline preheat after the completion of can not use asking for cold water
Topic, " opening i.e. cold " pattern can be realized while " instant-heating " is realized again, in addition also can be by operating cold water button to reach
The demand of cold water is used immediately.
2nd, the energy is fully saved, is truly realized " nil waste "：
By this wireless temperature detecting system, accurate preheating half-turn can be achieved, realizing can save while system instant-heating
The preheated fuel gas consumption of about near half；Additionally, due to system dry pump Posterior circle, part electric energy can be also saved；Also " open
It is i.e. cold " technology drastically reduce the area the wastage of hot water so that and " gas ", " water ", the use of " electricity " are truly realized " nil waste ".
3rd, hommization bathtub cutoff function：
System is reached after setting water injection rate, and closing currently uses water spot valve, does not influence other to use water spot water demand, and
The valve can voluntarily be opened next time after closing bathtub function and when having water demand, given people life and brought compared with convenience；
4th, intelligent function of increasing pressure：
The function can enable the ultralow hydraulic pressure of water heater start, and keep stable water pressure in use, simultaneously because water-carrying capacity
Increase, substantially increases bath comfort, system can intelligently switch off the pump by the way that judgement whether there is water demand with water spot in addition, no
Influenceed by system warm-up function；
5th, peculiar tap control system, significantly points out Consumer's Experience sense：
System really realizes the communication between each use water spot and water heater, and overall lifting central hot water circulation system bathing is relaxed
Adaptive, and without regulating mixed water valve, reducing user, regulation is acted repeatedly, and it is nor affected on during system blackout in addition and uses cold water
Demand, significantly points out Consumer's Experience sense.Fig. 3 is system control process figure, judges whether cold water button presses after system electrification start
Under, when pressing, cold water pipes are connected, and hot water pipeline is closed, and system can only use cold water, are made during as power failure or other demands
With；System default is not pressed, judges whether preheating function opens, and system warm-up function is opened, and in preheating period, electricity
Control check valve master controller 7 and read the real time temperature T of temperature sensor 17, T is transferred to by water heater master by radio receiving transmitting module
Controller 3, water heater master controller 3 judges whether to meet：T<T sets-Δ T, so as to determine whether water heater starts burning, water pump
After 1 starts, the whether continuous 3S of the temperature T of real-time judge temperature sensor 17 are more than water heater and set temperature -2, meet then automatically controlled list
Water pump 1 simultaneously is closed to valve 18 to shut down, water heater stops burning, and this preheating is finished, and in system certain limit begins
Ensure that the mounting means without water return pipeline while gas heater instant-heating function is realized, meets user and uses cold water eventually
Demand；After water heater bathtub function is opened, tankless water heater master controller 3 and tap electric control one-way valve main control
The real-time communication of device 7, realizes bathtub cutoff function, and do not influence other to be needed with water spot water by the control to magnetic valve 12
Ask；After water heater function of increasing pressure is opened, judge whether user has water demand by sensor 15, there is then electric control one-way valve master
The control magnetic valve 11 of controller 7 is opened, and the detection of sensor 2 water Q is when being more than 3L/min, opens water pump 1, reaches supercharging work(
Can purpose, when arbitrarily with water spot without water demand, the control of water heater master controller 3 switches off the pump 1, so as to terminate this increasing
Pressure.
Above-described is only the preferred embodiment of the present invention, it is noted that for one of ordinary skill in the art
For, without departing from the concept of the premise of the invention, various modifications and improvements can be made, these belong to the present invention
Protection domain.
Claims (11)
1. a kind of Multifunctional central gas heater, including water heater master controller, heat exchanger, pass with water pump and water-carrying capacity
The cold water pipeline of sensor, the hot water line popped one's head in upper water outlet of water heater, hot water line, cold water pipeline are at least connected with two use
Water spot, it is characterised in that pipeline is farthest provided with electricity with being provided with the cold water pipeline of water spot on electric control one-way valve, hot water line
Magnet valve, temperature sensor, are farthest connected with master controller, the master controller, water heater main control with water spot and electric control one-way valve
Device is respectively connected with communication module, and the communication module is wireless signal transceiver module, realize electric control one-way valve master controller with most
It is provided with distal end water spot master controller wireless telecommunications, electric control one-way valve and stops judging that the temperature of probe is passed as system warm-up
Sensor；
Water temperature data in its distalmost end hot water pipeline is passed through by wireless communication by the temperature sensor in distalmost end hot water pipeline
Number transceiver module is transferred to the wireless signal transceiver module on water heater with wireless communication mode；
Water heater master controller passes through the analyzing and processing to receiving data, you can to know the water temperature condition of farthest use water spot, appoint
Meaning is with information such as water spot water demands, the water temperature detected by the temperature sensor of distal end, realizes every time only preheating hot-water line
Water, not preheating cold water pipe water, on the basis of instant-heating function is realized, realize i.e. open i.e. cold function.
2. Multifunctional central gas heater according to claim 1, it is characterised in that the channel radio mode is
Wifi, 433, RF any one communication.
3. Multifunctional central gas heater according to claim 1, it is characterised in that the electric control one-way valve main control
Device is connected with power supply with electrically-controlled valve, and power supply is DC24V power supplys, is converted by AC220V；Power supply has outside
Power supply compartment.
4. the Multifunctional central gas heater according to any one of claim 1,2,3, it is characterised in that the distalmost end
Cold water button is additionally provided with water spot cold water pipeline, when pressing, cold water pipes are connected, and hot water pipeline is closed, and system can only make
With cold water, used during as power failure or other demands.
5. Multifunctional central gas heater according to claim 4, it is characterised in that it is described be provided with water spot it is infrared
Sensor, as detecting whether whether someone, will any useful with water spot by infrared sensor with water spot mouthful preparation water
Water demand information feeds back to the wireless signal transceiver module at master controller end by wireless signal transceiver module；And pass the signal
To master controller.
6. Multifunctional central gas heater according to claim 5, it is characterised in that the distalmost end is also set with water spot
Be equipped with general solenoid valve, on its hot water pipeline, normality open, obtain it is electric after close, be used as bathtub function close water valve；With
Water spot also sets up mechanical master switch, and normality is opened, as using water spot safety protection switch.
7. Multifunctional central gas heater according to claim 6, it is characterised in that the system passes through distal temperature
Sensor determines pipeline start up by preheating condition, and system is reached after pipeline start up by preheating condition, the burning of pump operation Water heater igniting, wherein system
Pipeline start up by preheating condition is as follows：
A, system open preheating function and in preheating period；
B, system meet T<T sets-T0.
Wherein：
The temperature that T-distal temperature sensing 7 is real-time monitored, by being wirelessly transmitted to water heater master controller；
T sets-water heater on design temperature, wherein 36 DEG C≤T≤60 DEG C；
T0 --- temperature gap, setting range is 5-10 DEG C, 6 DEG C of system default；
When water heater opens bathtub, function of increasing pressure, water heater master controller can be sent this information to far by being wirelessly transferred
Endpoint controller, the controller controls corresponding magnetic valve 12, the open and close of electric control one-way valve；So in preheating period
Interior, water heater is preheated according to pipeline start up by preheating condition, it is ensured that hot water line is required hot water any time, and cold water pipe is
Warm water or cold water；
Judge whether cold water button is pressed after system electrification start, system default is not pressed, judges whether preheating function opens, and is
System preheating function is opened, and in preheating period, master controller reads distal temperature sensor real time temperature T, passes through nothing
T is transferred to water heater master controller by line transceiver module, and water heater master controller 3 judges whether to meet：T<T sets-Δ T, so that
Determine whether water heater starts burning, after water pump 1 starts, the whether continuous 3S of real-time judge distal temperature sensor temperature T are more than
Water heater sets temperature -2, meets then electric control one-way valve and closes while water pump shuts down, water heater stops burning, this preheating
Finish, and be always ensured that the mounting means of no water return pipeline is realizing gas heater instant-heating work(in system certain limit
While energy, the demand that user uses cold water is met；After water heater bathtub function is opened, water heater master controller and tap
Electric control one-way valve master controller real-time communication, realizes bathtub cutoff function, and do not influence it by the control to magnetic valve 12
He uses water spot water demand；After water heater function of increasing pressure is opened, judge whether user has water demand by infrared sensor,
Have, electric control one-way valve main controller controls magnetic valve 11 is opened, and the detection of sensor 2 water Q is when being more than 3L/min, opens
Water pump, reaches function of increasing pressure purpose, and when arbitrarily with water spot without water demand, water heater main controller controls switch off the pump, from
And terminate this supercharging.
8. a kind of Multifunctional central gas water heater control system, including water heater master controller, the water pump on cold water pipeline and
Water outlet of water heater probe on water flow sensor, hot water line, hot water line, cold water pipeline are at least connected with two and use water spot,
Installed characterized in that, pipeline is farthest with being provided with the cold water pipeline of water spot on electric control one-way valve, cold water button, hot water line
There are magnetic valve, temperature sensor, be farthest connected with master controller with water spot and electric control one-way valve, the master controller, water heater master
Controller is respectively connected with communication module, and the communication module is wireless signal transceiver module, realizes electric control one-way valve master controller
With distalmost end water spot master controller wireless telecommunications, the temperature for stopping judging probe as system warm-up is provided with electric control one-way valve
Spend sensor；
Infrared sensor is additionally provided with water spot, as detecting whether that someone, with water spot mouthful preparation water, passes through infrared sensing
Device will arbitrarily feed back to the wireless communication at master controller end with the whether useful water demand information of water spot by wireless signal transceiver module
Number transceiver module；And the signal is passed into master controller；
Water temperature data in its distalmost end hot water pipeline is passed through by wireless communication by the temperature sensor in distalmost end hot water pipeline
Number transceiver module is transferred to the wireless signal transceiver module on water heater with wireless communication mode；
Water heater master controller passes through the analyzing and processing to receiving data, you can to know the water temperature condition of farthest use water spot, appoint
Meaning is with information such as water spot water demands, the water temperature detected by the temperature sensor of distal end, realizes every time only preheating hot-water line
Water, not preheating cold water pipe water, on the basis of instant-heating function is realized, realize i.e. open i.e. cold function.
9. Multifunctional central gas water heater control system according to claim 8, it is characterised in that the channel radio side
Formula is any one communication such as Wifi, 433, RF；
The electric control one-way valve master controller is connected with power supply with electrically-controlled valve, and power supply is DC24V power supplys, is passed through
AC220V is converted；There is power supply compartment outside power supply.
10. Multifunctional central gas water heater control system according to claim 8, it is characterised in that the distalmost end
Be additionally provided with general solenoid valve with water spot, on its hot water pipeline, normality open, obtain it is electric after close, be used as bathtub function
Guan Shui valves；Mechanical master switch is also set up with water spot, normality is opened, as using water spot safety protection switch.
11. Multifunctional central gas water heater control system according to claim 8, it is characterised in that the system is led to
Cross distal temperature sensor and determine pipeline start up by preheating condition, system is reached after pipeline start up by preheating condition, the combustion of pump operation Water heater igniting
Burn, wherein system warm-up entry condition is as follows：
A, system open preheating function and in preheating period；
B, system meet T<T sets-T0.
Wherein：
The temperature that T-distal temperature sensing 7 is real-time monitored, by being wirelessly transmitted to water heater master controller；
T sets-water heater on design temperature, wherein 36 DEG C≤T≤60 DEG C；
T0 --- temperature gap, setting range is 5-10 DEG C, 6 DEG C of system default；
When water heater opens bathtub, function of increasing pressure, water heater master controller can be sent this information to far by being wirelessly transferred
Endpoint controller, the controller controls corresponding magnetic valve, the open and close of electric control one-way valve；So in preheating period,
Water heater is preheated according to pipeline start up by preheating condition, it is ensured that hot water line is required hot water any time, and cold water pipe is temperature
Water or cold water；
Judge whether cold water button is pressed after system electrification start, system default is not pressed, judges whether preheating function opens, and is
System preheating function is opened, and in preheating period, master controller reads distal temperature sensor real time temperature T, passes through nothing
T is transferred to water heater master controller by line transceiver module, and water heater master controller judges whether to meet：T<T sets-Δ T, so that certainly
Determine whether water heater starts after burning, starting mode of pump, the whether continuous 3S of real-time judge distal temperature sensor temperature T are more than hot water
Device sets temperature -2, meets then electric control one-way valve and closes while water pump shuts down, water heater stops burning, and this has been preheated
Finish, and be always ensured that the mounting means of no water return pipeline is realizing gas heater instant-heating function in system certain limit
While, meet the demand that user uses cold water；After water heater bathtub function is opened, tankless water heater master controller and water
Leading electric control one-way valve master controller real-time communication, realizes bathtub cutoff function, and do not influence by the control to magnetic valve
Other use water spot water demand；After water heater function of increasing pressure is opened, judge that the whether useful water of user is needed by infrared sensor
Ask, there is a then electric control one-way valve main controller controls magnetic valve unlatching, and sensor detection water Q is when being more than 3L/min, opens
Water pump, reaches function of increasing pressure purpose, and when arbitrarily with water spot without water demand, water heater main controller controls switch off the pump, from
And terminate this supercharging.
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| CN107449134A (en) * | 2017-09-26 | 2017-12-08 | 广东万家乐燃气具有限公司 | Central hot water gas heater and its application system and control method |
| CN109798667A (en) * | 2017-11-16 | 2019-05-24 | 雷以辉 | The energy-saving and water-saving type water heater hot-water circulatory system |
| CN110057108A (en) * | 2019-04-04 | 2019-07-26 | 华帝股份有限公司 | Water end monitoring system for gas water heater |
| CN110285578A (en) * | 2019-05-13 | 2019-09-27 | 广东万家乐燃气具有限公司 | A kind of zero cold water circulating system |
| CN110411033A (en) * | 2019-07-19 | 2019-11-05 | 樱花卫厨（中国）股份有限公司 | Control method and control system for pressurization cycle formula gas heater |
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| CN110425753A (en) * | 2019-08-15 | 2019-11-08 | 广东万和新电气股份有限公司 | A kind of New Cycle preheating supercharge control system and its control method |
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| CN111396979A (en) * | 2020-03-27 | 2020-07-10 | 广东万家乐燃气具有限公司 | Central hot water system and rapid preheating method thereof |
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