CN206496407U - A kind of domestic hot-water's automatic switching control equipment - Google Patents
A kind of domestic hot-water's automatic switching control equipment Download PDFInfo
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- CN206496407U CN206496407U CN201720160789.6U CN201720160789U CN206496407U CN 206496407 U CN206496407 U CN 206496407U CN 201720160789 U CN201720160789 U CN 201720160789U CN 206496407 U CN206496407 U CN 206496407U
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- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 title claims abstract description 274
- 239000007789 gas Substances 0.000 claims abstract description 49
- 238000010438 heat treatment Methods 0.000 claims abstract description 42
- 239000002737 fuel gas Substances 0.000 claims abstract description 14
- 230000004907 flux Effects 0.000 claims abstract description 9
- 239000007788 liquid Substances 0.000 claims description 4
- 238000000034 method Methods 0.000 description 12
- 230000002463 transducing effect Effects 0.000 description 8
- 238000003287 bathing Methods 0.000 description 4
- 230000003111 delayed effect Effects 0.000 description 4
- VNWKTOKETHGBQD-UHFFFAOYSA-N methane Chemical compound C VNWKTOKETHGBQD-UHFFFAOYSA-N 0.000 description 4
- 238000002485 combustion reaction Methods 0.000 description 3
- 238000010586 diagram Methods 0.000 description 3
- 239000008400 supply water Substances 0.000 description 3
- 239000000567 combustion gas Substances 0.000 description 2
- 230000005611 electricity Effects 0.000 description 2
- JEGUKCSWCFPDGT-UHFFFAOYSA-N h2o hydrate Chemical compound O.O JEGUKCSWCFPDGT-UHFFFAOYSA-N 0.000 description 2
- 239000003345 natural gas Substances 0.000 description 2
- 238000005070 sampling Methods 0.000 description 2
- 239000013589 supplement Substances 0.000 description 2
- 230000033228 biological regulation Effects 0.000 description 1
- 238000006243 chemical reaction Methods 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 230000007812 deficiency Effects 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 230000007613 environmental effect Effects 0.000 description 1
- 230000006698 induction Effects 0.000 description 1
- 238000002955 isolation Methods 0.000 description 1
- 238000000518 rheometry Methods 0.000 description 1
- 230000035945 sensitivity Effects 0.000 description 1
- 238000009423 ventilation Methods 0.000 description 1
Classifications
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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
- Y02B10/20—Solar thermal
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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
- Y02B10/70—Hybrid systems, e.g. uninterruptible or back-up power supplies integrating renewable energies
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- Heat-Pump Type And Storage Water Heaters (AREA)
- Domestic Hot-Water Supply Systems And Details Of Heating Systems (AREA)
Abstract
The utility model discloses a kind of domestic hot-water's automatic switching control equipment, including solar water heating system and fuel gas water heating system, solar water heating system includes solar water heater, temperature sensor, magnetic valve K1, flow sensor FE1 and the switch K3 that takes a shower；Fuel gas water heating system includes gas heater, magnetic valve K2, flow sensor FE2 and water tap K4；Domestic hot-water's automatic switching control equipment also includes governor circuit module, the temperature sensor signal output end of temperature sensor is connected with the temperature sensor signal input in governor circuit module, flow sensor FE1 and flow sensor FE2 signal sensed from flux output end is connected with the signal sensed from flux input in governor circuit module respectively, and magnetic valve K1 and magnetic valve K2 switch signal input end are connected with the switching signal output end in governor circuit module respectively；The utility model realizes the automatic switchover between solar water and gas and hot water using sensing and automatic control technology, easy to operate, economical and practical.
Description
Technical field
The utility model is related to temperature and flow sensing field, more particularly to a kind of domestic hot-water's automatic switching control equipment.
Background technology
Solar energy is one of new energy of focus development that the United Nations's " new and renewable sources of energy meeting " determines, the mankind
Be to the application of solar energy it is many, currently China's application most wide, technology is most ripe, the economy most preferably sun
Can water heater.China is vast in territory, and solar energy resources enriches, populous, and the demand to domestic hot-water is big, if can be comprehensively
Solar water heater is promoted the use of, a large amount of fossil energies can be saved, while current increasingly serious environmental pressure can be mitigated.
2007, the Committee of Development and Reform issued《Promote national solar thermal utilization working embodiment》, clearly propose that China will formulate too
The solar obligation policy of positive energy water heater.However, last decade is gone over, this policy is not put into effect, to find out its cause, still by too
What the characteristics of positive energy, determined.The solar energy that earth's surface can be received is very unstable, and each household only installs a solar water heater not
The demand to hot water in life can be fully met, an effective alternative solution is to install a solar water heater, and with another
One water heater is used as supplement.Solar water heater when i.e. sunshine is good, gas and hot water when sunshine difference or hot water are finished
Device, at present every time using will repeat switch penstock, it is very inconvenient.If can realize solar water and gas and hot water it
Between automatic conversion, allow people more easily use solar water heater, it is possible to for solar water heater popularization create have
Sharp condition.A part for national energy strategy using solar energy, but solar energy varies in different localities, because when become, in order to overcome too
The unfavorable factor of positive energy, people employ some solutions, and the core of these measures is based on solar energy, to use other forms
The energy be used as supplement.
Fig. 1 is the scheme that gas heater assisted solar hot water device supplies domestic hot-water, when sunshine is sufficient using too
It is positive can hot water, sunshine is not enough or with water it is excessive when supplemented using gas heater.Gas heater combustion power is big, can be continuous
Hot-water supply, overcomes the shortcoming of electricity auxiliary water heater, and gas heater may be mounted at the position of isolation ventilation, security
It is very high；The current many regional combustion gas of China are based on natural gas, and pollution of the natural gas to air is also relatively small.So, to fire
The method of gas water heater assisted solar hot water device can make full use of solar energy, and its defect can be effectively made up again, is easily connect
By.It is using process during shower：When solar water heater has satisfactory hot water, first closing valve K2, then valve opening door K1,
Then valve opening door (i.e. gondola water faucet) K3 uses hot water；When solar water is finished or during water temperature drop, K1 is first closed, then opens K2, so
Valve opening door K3 uses hot water afterwards.The process of above-mentioned controlled valve is accomplished manually, and uses be required for repeating this process every time.
In addition, if running into the situation that hot water is just finished in taking a shower, then more inconvenient, this bad experience can cause a people
Declined using the wish of solar water heater.The present utility model is improved traditional method, using sensing and automatically
Control technology, realizes the automatic switchover between solar water and gas and hot water.
Utility model content
The purpose of this utility model is that overcoming the deficiencies in the prior art to automatically switch there is provided a kind of domestic hot-water fills
Put, can not be automatically switched with solving traditional life hot water combination unit, inefficiency, the technical problem of economic and practical difference,
The utility model is using microprocessor as control device, and by the use of temperature, flow sensing as input variable, control magnetic valve is real
The seamless switching between domestic solar water heater and gas heater is showed, can to greatest extent, energetically, cosily utilize
Solar energy；The utility model is achieved through the following technical solutions：
The utility model discloses a kind of domestic hot-water's automatic switching control equipment, including solar water heating system and gas and hot water
System, solar water heating system is arranged in parallel with fuel gas water heating system by water pipe, and solar water heating system includes the sun
Can water heater, temperature sensor, magnetic valve K1, flow sensor FE1 and shower switch K3, solar water heater, TEMP
Device, magnetic valve K1, flow sensor FE1 and the switch K3 that takes a shower are arranged on the water pipe of solar water heating system；Combustion gas
Hot-water heating system includes gas heater, magnetic valve K2, flow sensor FE2 and water tap K4, gas heater, magnetic valve
K2, flow sensor FE2 and water tap K4 are arranged on the water pipe of fuel gas water heating system；The switch K3 that takes a shower is used for
The closure of shower water is controlled, water tap K4 is used for the closure for controlling domestic water；
Domestic hot-water's automatic switching control equipment also includes governor circuit module, the temperature sensor signal output end of temperature sensor
It is connected with the temperature sensor signal input in governor circuit module, flow sensor FE1 and flow sensor FE2 flow are passed
Sense signal output part is connected with the signal sensed from flux input in governor circuit module respectively, magnetic valve K1 and magnetic valve K2's
Switch signal input end is connected with the switching signal output end in governor circuit module respectively.
During real work, when connecting shower switch K3, flow sensor FE1 senses that water pipe reclaimed water flows, and will sense
Signal is sent to governor circuit module, and governor circuit module is received after signal, detects that solar water heater goes out by temperature sensor
Coolant-temperature gage, temperature is normal, then maintains solar water heater to supply water, if water temperature is less than setting shower hot water temperature, governor circuit mould
Block then closes magnetic valve K1, opens magnetic valve K2, is switched to gas heater water supply；If in solar water heater water supply process
If water temperature drop or hot water are finished, temperature sensor or flow sensor transmit signals to governor circuit module, master control electricity
Road module is immediately switched to gas heater water supply.
When connecting other purposes hot water tap switch K4, flow sensor FE2 detects the flowing of water pipe reclaimed water, will feel
Induction signal is sent to governor circuit module, and governor circuit module is received after signal, and solar water heater is detected by temperature sensor
The temperature of the water outlet of stream, if temperature is less than a certain setting value (value is less than shower temperature), governor circuit module closes electromagnetism
Valve K1, magnetic valve K2 is opened, switch to gas heater water supply；When water temperature drop occurs in water supply process for solar water heater
Or during water shortage, equally switch to gas heater water supply.
Further, for cost-effective, the sensitivity of raising device, the microprocessor model in governor circuit module is
TINY-15L type processors, the model PT100 type temperature sensors of temperature sensor.
Further, flow sensor FE1 and flow sensor FE2 model are WFS23020SC type flow sensings
Device, magnetic valve K1 and magnetic valve K2 use 2W-160-15 type direct current 12V liquid electromagnetic valves.
Further, temperature signal amplifier, temperature comparator U1 and temperature comparator are additionally provided with governor circuit module
U2, during work, temperature sensor first amplifies temperature sensor signal, and then temperature sensor signal is divided into two-way, wherein warm all the way
Degree transducing signal is transported to temperature comparator U1, and another road temperature sensor signal is transported to comparator U2, temperature comparator U1 and
Temperature comparator U2 is connected with potentiometer respectively；U1 sets shower hot water temperature lowest temperature angle value t1, and is adjusted by potentiometer R1；U2
Other purposes hot water lowest temperature angle value t2 are set, and are adjusted by potentiometer R2.Two flow sensors are provided with the present apparatus
General domestic hot-water's temperature is allowed for less than shower hot water temperature, solar energy can be as often as possible utilized, when actual use,
Can be as needed only using a flow sensor, a temperature comparator is cost-effective to simplify design.
Further, in order to which application is convenient and need not measure actual water temperature, therefore temperature in view of temperature sensor
Sensor may be mounted on the outer surface of tube wall of solar water heating system water pipe.
The utility model discloses a kind of domestic hot-water's automatic switching control equipment, controller is used as by using microprocessor
Part, by the use of temperature, flow sensing as input variable, control magnetic valve realizes domestic solar water heater and gas heater
Between seamless switching, can to greatest extent, energetically, cosily utilize solar energy, it is economical with saving, be user-friendly
The characteristics of.
Brief description of the drawings
Fig. 1 is traditional life hot water switching device connection diagram；
Fig. 2 is the utility model connection diagram；
Fig. 3 is the utility model signal flow diagram.
Embodiment
Embodiment of the present utility model is elaborated below, the present embodiment using technical solutions of the utility model before
Put and implemented, give detailed embodiment and specific operating process, but protection domain of the present utility model is not limited
In following embodiments.
Embodiment 1
As shown in Fig. 2 embodiment 1 discloses a kind of domestic hot-water's automatic switching control equipment, including solar water heating system and
Fuel gas water heating system, solar water heating system is arranged in parallel with fuel gas water heating system by water pipe, solar water heating system
Including solar water heater 11, temperature sensor 12, magnetic valve (K1) 13, flow sensor (FE1) 14 and switch (K3) of taking a shower
15, solar water heater 11, temperature sensor 12, magnetic valve (K1) 13, flow sensor (FE1) 14 and shower switch (K3) 15
It is arranged on the water pipe 1 of solar water heating system；Fuel gas water heating system includes gas heater 21, magnetic valve (K2)
22nd, flow sensor (FE2) 23 and water tap (K4) 24, gas heater 21, magnetic valve (K2) 22, flow sensor
(FE2) 23 and water tap (K4) 24 be arranged on the water pipe 2 of fuel gas water heating system；Switch (K3) 15 that take a shower is used for
The closure of shower water is controlled, water tap (K4) 24 is used for the closure for controlling domestic water；Domestic hot-water, which is automatically switched, to be filled
Putting also includes governor circuit module 3, temperature sensor signal output end and the temperature in governor circuit module 3 of temperature sensor 12
Transducing signal input is connected, the signal sensed from flux output end point of flow sensor (FE1) 14 and flow sensor (FE2) 23
It is not connected with the signal sensed from flux input in governor circuit module 3, the switch of magnetic valve (K1) 13 and magnetic valve (K2) 22
Signal input part is connected with the switching signal output end in governor circuit module 3 respectively, the temperature sensor 12 in the present embodiment
Using PT100 type temperature sensors；
During real work, when connecting shower switch (K3) 15, flow sensor (FE1) 14 senses solar heat water system
Water flowing in the water pipe 1 of system, is sent to governor circuit module 3, governor circuit module 3 is received after signal by induced signal,
The leaving water temperature of solar water heater 11 is detected by temperature sensor 12, temperature is normal, then maintains solar water heater 11 to supply
Water, if water temperature is less than setting shower hot water temperature, governor circuit module 3 then closes magnetic valve (K1) 13, opens magnetic valve (K2)
22, it is switched to gas heater water supply；If if water temperature drop or hot water are finished in the water supply process of solar water heater 11, temperature
Transducing signal is sent to governor circuit module 3 by degree sensor 12 or flow sensor 14, and governor circuit module 3 is immediately switched to
Gas heater supplies water.When connecting other purposes hot water tap switch (K4) 24, flow sensor (FE2) 23 detects combustion
Current are flowed in gas hot-water heating system water pipe 2, and induced signal is sent into governor circuit module 3, and governor circuit module 3 is received
After transducing signal, the temperature for the water outlet that solar water heater 11 flows is detected by temperature sensor 12, if temperature is set less than a certain
Definite value (value be less than shower temperature), then governor circuit module 3 close magnetic valve (K1) 13, open magnetic valve (K2) 22, switch
Supplied water to gas heater 21；When in water supply process water temperature drop or water shortage occur for solar water heater 11, same switching
Supplied water to gas heater 21.
Specific induced signal stream, as shown in figure 3, flow sensor (FE1) 14 and flow sensor (FE2) in the present embodiment
23 use the microprocessor in WFS23020SC Switch-Output Type flow sensors, governor circuit module 3 using low cost
TINY-15L, magnetic valve (K1) 13 and magnetic valve (K2) 22 use 2W-160-15 type direct current 12V liquid electromagnetic valves.Work
When, transducing signal is sent directly into microprocessor by flow sensor (FE1) 14 and flow sensor (FE2) 23；TEMP is believed
Number first amplify through temperature signal amplifier 31, then temperature sensor signal is divided into two-way, wherein being sent to temperature comparator all the way
(U1) 32, the setting shower hot water temperature lowest temperature angle value t1 of temperature comparator (U1) 32, and adjusted by potentiometer R1；Send on another road
To temperature comparator (U2), temperature comparator (U2) 33 sets other purposes hot water lowest temperature angle value t2, and passes through potentiometer R2
Regulation.
Circuit bootloader, the P5 ends output high level of microprocessor, electromagnetic valve switch (K1) 13 is opened, and P6 outputs are low
Level, electromagnetic valve switch (K2) 22 disconnects, in the service position of solar water heater 11.When opening shower switch (K3) 15,
Flow sensor (FE1) 14 detects the reclaimed water of water pipe 1 flowing of solar water heating system, and high level, i.e. P1 are from low for output
Level switchs to high level, and microprocessor reads P3 port voltages after detecting the change of P1 port levels, is high level when detecting P3
When, maintain P5 output high level, P6 output low levels；If after being delayed after a while, P3 is still low level, shows solar energy
Water heater 11 does not reach the minimum water temperature t1 of setting, then P6 ports output high level, P5 ports output low level, then solar heat
The drive magnetic valve of water-driven signal 34 switch (K1) 13 is closed, and solar water heating system pipeline is closed, gas heater driving
The drive magnetic valve of signal 35 switch (K2) 22 is open-minded, and gas heater hot water is opened, and is automatically performed switching.In solar water supply
In bathing experience, if water temperature drop, P3 is changed into low level, or hot water is finished, and P1 is changed into low level, and microprocessor changes immediately
P5, P6 port are exported, and automatically switch to gas heater water supply.
When opening tap (K4) 24, flow sensor (FE2) 23 is detected in gas heater system water pipe 2
Water flows, and output high level, i.e. P2 switchs to high level from low level, and microprocessor reads P4 ends after detecting the change of P2 port levels
Mouth voltage, if P4 is high level, maintains P5 output high level, P6 output low levels.If after being delayed after a while, P4 is still
For low level, show that solar water heater 11 does not reach the water temperature t2 of setting, then P6 ports output high level, the output of P5 ports is low
Level, closes solar water, opens gas heater hot water, is automatically performed switching；In use, if water temperature drop,
P4 is changed into low level, or hot water is finished, and P2 is changed into low level, and microprocessor changes the output of P5, P6 port, automatically switched immediately
Supplied water to gas heater.
Wherein, the priority of setting P1 ports is higher than P2, i.e., do not detected in bathing experience it is other use water water flow variation, but
It is if opening switch (K3) 15 that take a shower, then to be controlled by flow sensor (FE1) 14 in other use water.Temperature sensor 12 is not
Need the actual temperature for determining hot water, for a fixed temperature sampling point, resistance R1, R2 can be adjusted and obtain satisfaction most
Low-heat coolant-temperature gage.Temperature sensor 12 is arranged on the outer surface of tube wall of positive energy hot-water heating system water pipe 1 in embodiment 1.
Embodiment 2
Embodiment 2 discloses a kind of domestic hot-water's automatic switching control equipment, including solar water heating system and gas and hot water system
System, solar water heating system is arranged in parallel with fuel gas water heating system by water pipe, and solar water heating system includes solar energy
Water heater 11, temperature sensor 12, magnetic valve (K1) 13, flow sensor (FE1) 14 and take a shower switch (K3) 15, solar heat
Hydrophone 11, temperature sensor 12, magnetic valve (K1) 13, flow sensor (FE1) 14 and switch (K3) 15 that take a shower are arranged at too
On the water pipe 1 of positive energy hot-water heating system；Fuel gas water heating system includes gas heater 21, magnetic valve (K2) 22, flow sensing
Device (FE2) 23 and water tap (K4) 24, gas heater 21, magnetic valve (K2) 22, flow sensor (FE2) 23 and the fire hose
Head switch (K4) 24 is arranged on the water pipe 2 of fuel gas water heating system；Switch (K3) 15 that take a shower is used to control shower water
Closure, water tap (K4) 24 is used to control the closure of domestic water；Domestic hot-water's automatic switching control equipment also includes master control
Circuit module 3, temperature sensor signal output end and the temperature sensor signal in governor circuit module 3 of temperature sensor 12 are inputted
End connection, the signal sensed from flux output end of flow sensor (FE1) 14 and flow sensor (FE2) 23 respectively with governor circuit
The switch signal input end point of signal sensed from flux input connection in module 3, magnetic valve (K1) 13 and magnetic valve (K2) 22
It is not connected with the switching signal output end in governor circuit module 3, the temperature sensor 12 in the present embodiment uses PT100 type temperature
Spend sensor；
During real work, when connecting shower switch (K3) 15, flow sensor (FE1) 14 senses solar heat water system
Water flowing in the water pipe 1 of system, is sent to governor circuit module 3, governor circuit module 3 is received after signal by induced signal,
The leaving water temperature of solar water heater 11 is detected by temperature sensor 12, temperature is normal, then maintains solar water heater 11 to supply
Water, if water temperature is less than setting shower hot water temperature, governor circuit module 3 then closes magnetic valve (K1) 13, opens magnetic valve (K2)
22, it is switched to gas heater water supply；If if water temperature drop or hot water are finished in the water supply process of solar water heater 11, temperature
Transducing signal is sent to governor circuit module 3 by degree sensor 12 or flow sensor 14, and governor circuit module 3 is immediately switched to
Gas heater supplies water.When connecting other purposes hot water tap switch (K4) 24, flow sensor (FE2) 23 detects combustion
Current are flowed in gas hot-water heating system water pipe 2, and induced signal is sent into governor circuit module 3, and governor circuit module 3 is received
After transducing signal, the temperature for the water outlet that solar water heater 11 flows is detected by temperature sensor 12, if temperature is set less than a certain
Definite value (value be less than shower temperature), then governor circuit module 3 close magnetic valve (K1) 13, open magnetic valve (K2) 22, switch
Supplied water to gas heater 21；When in water supply process water temperature drop or water shortage occur for solar water heater 11, same switching
Supplied water to gas heater 21.
Flow sensor (FE1) 14 and flow sensor (FE2) 23 are used in specific induced signal stream, embodiment 2
Microprocessor in WFS23020SC Switch-Output Type flow sensors, governor circuit module 3 is using inexpensive TINY-
15L, magnetic valve (K1) 13 and magnetic valve (K2) 22 use 2W-160-15 type direct current 12V liquid electromagnetic valves.During work, flow
Transducing signal is sent directly into microprocessor by sensor (FE1) 14 and flow sensor (FE2) 23；Temperature sensor signal is first through temperature
Degree signal amplifier 31 amplifies, and then temperature sensor signal is divided into two-way, wherein being sent to temperature comparator (U1) 32, temperature all the way
Comparator (U1) 32 sets shower hot water temperature lowest temperature angle value t1, and is adjusted by potentiometer R1；Another road is sent to temperature and compared
Device (U2), temperature comparator (U2) 33 sets other purposes hot water lowest temperature angle value t2, and is adjusted by potentiometer R2.
Circuit bootloader, the P5 ends output high level of microprocessor, electromagnetic valve switch (K1) 13 is opened, and P6 outputs are low
Level, electromagnetic valve switch (K2) 22 disconnects, in the service position of solar water heater 11.When opening shower switch (K3) 15,
Flow sensor (FE1) 14 detects the reclaimed water of water pipe 1 flowing of solar water heating system, and high level, i.e. P1 are from low for output
Level switchs to high level, and microprocessor reads P3 port voltages after detecting the change of P1 port levels, is high level when detecting P3
When, maintain P5 output high level, P6 output low levels；If after being delayed after a while, P3 is still low level, shows solar energy
Water heater 11 does not reach the minimum water temperature t1 of setting, then P6 ports output high level, P5 ports output low level, then solar heat
The drive magnetic valve of water-driven signal 34 switch (K1) 13 is closed, and solar water heating system pipeline is closed, gas heater driving
The drive magnetic valve of signal 35 switch (K2) 22 is open-minded, and gas heater hot water is opened, and is automatically performed switching.In solar water supply
In bathing experience, if water temperature drop, P3 is changed into low level, or hot water is finished, and P1 is changed into low level, and microprocessor changes immediately
P5, P6 port are exported, and automatically switch to gas heater water supply.
When opening tap (K4) 24, flow sensor (FE2) 23 is detected in gas heater system water pipe 2
Water flows, and output high level, i.e. P2 switchs to high level from low level, and microprocessor reads P4 ends after detecting the change of P2 port levels
Mouth voltage, if P4 is high level, maintains P5 output high level, P6 output low levels.If after being delayed after a while, P4 is still
For low level, show that solar water heater 11 does not reach the water temperature t2 of setting, then P6 ports output high level, the output of P5 ports is low
Level, closes solar water, opens gas heater hot water, is automatically performed switching；In use, if water temperature drop,
P4 is changed into low level, or hot water is finished, and P2 is changed into low level, and microprocessor changes the output of P5, P6 port, automatically switched immediately
Supplied water to gas heater.Wherein, the priority of setting P1 ports is higher than P2, i.e., do not detected in bathing experience and other use water water
Rheology, but then controlled in other use water if opening switch (K3) 15 that take a shower by flow sensor (FE1) 14.Temperature
Sensor 12 need not determine the actual temperature of hot water, for a fixed temperature sampling point, can adjust resistance R1, R2 and obtain
To satisfied minimum hot water temperature.Temperature sensor 12 is arranged on the pipeline of positive energy hot-water heating system water pipe 1 in the present embodiment
It is interior.
Claims (5)
1. a kind of domestic hot-water's automatic switching control equipment, including solar water heating system and fuel gas water heating system, the solar heat
Water system is arranged in parallel with the fuel gas water heating system by water pipe, it is characterised in that the solar water heating system bag
Include solar water heater, temperature sensor, magnetic valve K1, flow sensor FE1 and take a shower switch K3, the solar water
Device, temperature sensor, magnetic valve K1, flow sensor FE1 and the switch K3 that takes a shower are arranged at the solar water heating system
On water pipe；The fuel gas water heating system includes gas heater, magnetic valve K2, flow sensor FE2 and water tap
K4, the gas heater, magnetic valve K2, flow sensor FE2 and water tap K4 are arranged at the gas and hot water system
On the water pipe of system；The switch K3 that takes a shower is used for the closure for controlling shower water, and the water tap K4 is used to control
The closure of domestic water；
Domestic hot-water's automatic switching control equipment also includes governor circuit module, and the temperature sensor signal of the temperature sensor is defeated
Go out end to be connected with the temperature sensor signal input in the governor circuit module, the flow sensor FE1 and flow sensing
Device FE2 signal sensed from flux output end is connected with the signal sensed from flux input in the governor circuit module respectively, institute
State magnetic valve K1 and magnetic valve K2 switch signal input end respectively with the switching signal output end in the governor circuit module
Connection.
2. domestic hot-water's automatic switching control equipment as claimed in claim 1, it is characterised in that micro- in the governor circuit module
Processor model is TINY-15L type processors, the model PT100 type temperature sensors of the temperature sensor.
3. domestic hot-water's automatic switching control equipment as claimed in claim 1, it is characterised in that the flow sensor FE1 and stream
Quantity sensor FE2 model is WFS23020SC type flow sensors, and the magnetic valve K1 and magnetic valve K2 use 2W-
160-15 type direct current 12V liquid electromagnetic valves.
4. domestic hot-water's automatic switching control equipment as claimed in claim 1, it is characterised in that also set in the governor circuit module
There are temperature signal amplifier, temperature comparator U1 and temperature comparator U2, during work, the temperature sensor is first by TEMP
Signal amplifies, and then the temperature sensor signal is divided into two-way, wherein temperature sensor signal is transported to temperature comparator U1 all the way,
Another road temperature sensor signal is transported to comparator U2, the temperature comparator U1 and temperature comparator U2 and is connected with current potential respectively
Device.
5. domestic hot-water's automatic switching control equipment as claimed in claim 1, it is characterised in that the temperature sensor is arranged on institute
On the outer surface of tube wall for stating solar water heating system water pipe.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720160789.6U CN206496407U (en) | 2017-02-22 | 2017-02-22 | A kind of domestic hot-water's automatic switching control equipment |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720160789.6U CN206496407U (en) | 2017-02-22 | 2017-02-22 | A kind of domestic hot-water's automatic switching control equipment |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN206496407U true CN206496407U (en) | 2017-09-15 |
Family
ID=59806479
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201720160789.6U Expired - Fee Related CN206496407U (en) | 2017-02-22 | 2017-02-22 | A kind of domestic hot-water's automatic switching control equipment |
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| Country | Link |
|---|---|
| CN (1) | CN206496407U (en) |
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106568199A (en) * | 2015-10-08 | 2017-04-19 | 方宗鸣 | Domestic two-way hot water automatic switching controller |
| CN108679849A (en) * | 2018-04-13 | 2018-10-19 | 芜湖职业技术学院 | Domestic gas-fired water heater and the full-automatic inlet and outlet system of solar water heater |
| CN108800613A (en) * | 2018-07-20 | 2018-11-13 | 云南大学 | Solar-electrical energy water supply pattern automatic switchover system based on NB-IoT |
| CN111853924A (en) * | 2020-08-14 | 2020-10-30 | 河南科技大学 | Intelligent switching device based on wireless sensor network and control method thereof |
| CN114893905A (en) * | 2022-05-13 | 2022-08-12 | 珠海格力电器股份有限公司 | Hot water system and control method and control device thereof |
-
2017
- 2017-02-22 CN CN201720160789.6U patent/CN206496407U/en not_active Expired - Fee Related
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106568199A (en) * | 2015-10-08 | 2017-04-19 | 方宗鸣 | Domestic two-way hot water automatic switching controller |
| CN108679849A (en) * | 2018-04-13 | 2018-10-19 | 芜湖职业技术学院 | Domestic gas-fired water heater and the full-automatic inlet and outlet system of solar water heater |
| CN108800613A (en) * | 2018-07-20 | 2018-11-13 | 云南大学 | Solar-electrical energy water supply pattern automatic switchover system based on NB-IoT |
| CN111853924A (en) * | 2020-08-14 | 2020-10-30 | 河南科技大学 | Intelligent switching device based on wireless sensor network and control method thereof |
| CN114893905A (en) * | 2022-05-13 | 2022-08-12 | 珠海格力电器股份有限公司 | Hot water system and control method and control device thereof |
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