CN206648314U - Water heater combustion power control system - Google Patents
Water heater combustion power control system Download PDFInfo
- Publication number
- CN206648314U CN206648314U CN201720340064.5U CN201720340064U CN206648314U CN 206648314 U CN206648314 U CN 206648314U CN 201720340064 U CN201720340064 U CN 201720340064U CN 206648314 U CN206648314 U CN 206648314U
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- water heater
- gas ratio
- ratio valve
- control system
- processor
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- Feeding And Controlling Fuel (AREA)
- Regulation And Control Of Combustion (AREA)
Abstract
A kind of water heater combustion power control system, the water heater combustion power control system include gas ratio valve, burner, flame ion feedback pin, heat exchanger, heating hot water temperature sensor, temperature sensing circuit, gas ratio valve control circuit, processor and display operating panel；Gas ratio valve is connected with burner；Burner is connected with heat exchanger；Heating hot water temperature sensor is arranged in heat exchanger；The input of temperature sensing circuit is electrically connected with heating hot water temperature sensor, and output end and the processor of temperature sensing circuit are electrically connected with；The output end of gas ratio valve control circuit is electrically connected with gas ratio valve, and control terminal and the processor of gas ratio valve control circuit are electrically connected with；Display operating panel is electrically connected with processor.Above-mentioned water heater combustion power control system, reduce start-stop time of the gas-heating water heater in heating, improve the service life of machine, improve the comfort level of user, save fuel gas.
Description
Technical field
Heating equipment technical field is the utility model is related to, more particularly to a kind of water heater combustion power control system.
Background technology
Startup stage after gas-heating water heater heating igniting, conventional control method is directly according to the heating of setting
Target temperature, the combustion power of machine is determined according to the difference of leaving water temperature and setting temperature by temperature control program.Combustion gas
Job step after water heater for heating ignition is as follows：
1st, can be burnt quickly with peak power after ignition.
2nd, after return water temperature reaches machine, machine can not quick regulation, the leaving water temperature of machine can exceed quickly to be set
Put temperature.
3rd, shutdown temperature, machine down are reached.
4th, temperature understands rapid decrease again after machine down, after dropping to below firing temperature.
5th, ignition again.
After igniting again repeat step 1.However, the defects of this mode, is：Heat target temperature and actual temperature difference
When larger, or when user's heating system pipeline is longer, machine can repeated work step 1 to 5, could be with one after being repeated several times
Suitable power stability burning.The waste of combustion gas can be caused by causing machine to repeat igniting, shorten service life of a machine.
Utility model content
Based on this, it is necessary to for the short technical problem of waste combustion gas, service life of a machine, there is provided a kind of water heater combustion power
Control system.
A kind of water heater combustion power control system, including gas ratio valve, burner, flame ion feedback pin, heat are handed over
Parallel operation, heating hot water temperature sensor, temperature sensing circuit, display operating panel, gas ratio valve control circuit and processing
Device；The gas ratio valve is connected with the burner；Flame ion feedback pin is arranged at the burner, and to processing
Device feedback signal；The burner is connected with the heat exchanger；The input of the temperature sensing circuit and the heating heat
Water temperature sensor is electrically connected with, and the output end of the temperature sensing circuit is electrically connected with the processor；The display behaviour
Make panel to be electrically connected with the processor；The output end of the gas ratio valve control circuit and the gas ratio valve are electrical
Connection, the input of the gas ratio valve control circuit are electrically connected with the processor；In ignition phase, processor passes through
The gas ratio valve control circuit controls the aperture of the gas ratio valve to minimize value.
In one of the embodiments, in the ignition phase, flame ion feeds back pin to processor feedback signal.
In one of the embodiments, the display operating panel is provided with display contact panel.
In one of the embodiments, the display operating panel be provided be connected with the processor numerical value input by
Key group.
In one of the embodiments, the aperture of the gas ratio valve is adjusted to maximum in preset time from minimum value
Value, the processor are provided with timing module, and the timing module is used to be arranged on opening for gas ratio valve described in ignition phase
Degree is adjusted to the time span of maximum from minimum value.
In one of the embodiments, the water heater combustion power control system also includes circuit board, the temperature inspection
Slowdown monitoring circuit, the gas ratio valve control circuit and the processor are respectively arranged on the circuit board.
In one of the embodiments, the water heater combustion power control system also includes circuit control box, the electricity
Road plate is arranged in the circuit control box.
In one of the embodiments, the display operating panel is arranged at the surface of the circuit control box.
In one of the embodiments, the surface of the circuit control box is provided with lid and sets the saturating of the display operating panel
Photopic vision window.
In one of the embodiments, the circuit control box is set adjacent to the gas ratio valve.
Above-mentioned water heater combustion power control system, in ignition phase, processor receives flame ion feedback pin feedback
Signal, the aperture of gas ratio valve is minimized being worth, the aperture of gas ratio valve is then adjusted to maximum at leisure again,
So as to effectively reduce start-stop time of the gas water heater for heating in heating, the service life of machine is improved, improves user
Comfort level, save fuel gas.
Brief description of the drawings
Fig. 1 is the structural representation of water heater combustion power control system in one embodiment；
Fig. 2 is the control method schematic diagram of water heater combustion power control system in one embodiment.
Embodiment
To enable above-mentioned purpose of the present utility model, feature and advantage more obvious understandable, below in conjunction with the accompanying drawings to this
The embodiment of utility model is described in detail.Elaborate many details in order to abundant in the following description
Understand the utility model.But the utility model can be to be much different from other manner described here to implement, this area
Technical staff can do similar improvement in the case of without prejudice to the utility model connotation, therefore the utility model is not by following public affairs
The limitation for the specific embodiment opened.
In the utility model, unless otherwise clearly defined and limited, term " installation ", " connected ", " connection ", " Gu
It is fixed " etc. term should be interpreted broadly, for example, it may be fixedly connected or be detachably connected, or integrally；Can be
Mechanically connect or electrically connect；Can be joined directly together, can also be indirectly connected by intermediary, can be two
The connection of element internal or the interaction relationship of two elements, limited unless otherwise clear and definite.For the common skill of this area
For art personnel, concrete meaning of the above-mentioned term in the utility model can be understood as the case may be.
It should be noted that when element is referred to as " being fixed on " or " being arranged at " another element, it can be directly another
On one element or there may also be element placed in the middle.When an element is considered as " connection " another element, it can be with
It is directly to another element or may be simultaneously present centering elements.Term as used herein " vertically ", " level
", " on ", " under ", "left", "right" and similar statement for illustrative purposes only, be not offered as being uniquely to implement
Mode.
It is noted that in the utility model, " ignition phase " refers to water heater every time from holding state to burning shape
The period of state transformation, before including but not limited to lighting a fire, in igniting, light a fire the stage such as successfully.In the ignition phase, work as flame
Ion feedback pin is lighted a fire successfully to processor feedback signal.
Referring to Fig. 1, it is the structural representation of water heater combustion power control system 10 in one embodiment, Yi Zhongre
Water stove combustion power control system 10 includes gas ratio valve 110, burner 120, heat exchanger 130, heating hot water temperature's biography
Sensor 140, temperature sensing circuit 150, gas ratio valve control circuit 160, processor 170, display operating panel 180 and fire
Flame ion feedback pin 190.
Gas ratio valve 110 is connected with burner 120.Flame ion feedback pin 190 is arranged at burner 120.Burner
120 are connected with heat exchanger 130.
The input of temperature sensing circuit 150 is electrically connected with heating hot water temperature sensor 140, temperature sensing circuit
150 output end is electrically connected with processor 170.For example, temperature sensing circuit 150 is used to detect heating hot water temperature and transmitted
To processor 170.
The output end of gas ratio valve control circuit 160 is electrically connected with gas ratio valve 110, gas ratio valve control electricity
The input on road 160 is electrically connected with processor 170.For example, gas ratio valve control circuit 160 is used to pass through output current
The aperture of size control gas ratio valve 110 is so as to the power of control machine.Specifically, gas ratio valve control circuit 160 is used
In controlling the aperture of gas ratio valve 110 by output current size to control the power of burner 120.
Processor 170 is used for the feedback signal for receiving flame ion feedback pin 190, and in ignition phase, passes through combustion gas ratio
Example valve controling circuit 160 by the aperture regulation of gas ratio valve 110 to minimum value, and by gas ratio valve in preset time
110 aperture regulation is to maximum.
In the present embodiment, after the success of hot water furnace igniting, flame ion feeds back pin 190 to the feedback signal of processor 170, processing
Device 170 is minimized the aperture of gas ratio valve 110 to be worth by gas ratio valve control circuit 160, then again at leisure
The aperture of gas ratio valve 110 is adjusted to maximum opening.In the present embodiment, the aperture of gas ratio valve 110 is adjusted to most by minimum value
Depending on the time that the time span being worth greatly is set according to the timing module of processor 170.
Display operating panel 180 is connected with processor 170.For example, display operating panel 180 is used to set machine to reach most
Powerful preset time simultaneously passes to processor 170.
Above-mentioned water heater combustion power control system 10, in ignition phase, processor receives flame ion feedback pin 190
The signal of feedback, the aperture of gas ratio valve 110 is minimized being worth, then again at leisure the aperture of gas ratio valve 110
Maximum is adjusted to, so as to effectively reduce start-stop time of the gas water heater for heating in heating, improve machine uses the longevity
Life, the comfort level of user is improved, save fuel gas.
In this way, by setting a heating hot water furnace heating to reach the default of peak power on display operating panel 180
Time, then, after gas-heating water heater ignition, machine power is minimized power, and the time now is Ts, so
Afterwards, the power of gas-heating water heater starts to step up from minimum, until time Te, such as Ts refer to very first time node,
Machine reaches minimum power, then, judges whether heating coolant-temperature gage reaches setting temperature since Te, for example, Te refers to second
Timing node, if reaching setting temperature, gas-heating water heater is worked with current power, and enters stable heating hot water temperature
Control program is spent, makes heating hot water temperature stable and the scheme of temperature is being set.
It is appreciated that the utility model and its each embodiment are made in existing water heater combustion power control system
Improve, used gas ratio valve, burner, heat exchanger, heating hot water temperature sensor, temperature sensing circuit, combustion gas
Proportion valve controlling circuit, processor and display operating panel etc. can use commercially available prod to realize, the utility model and its each reality
Apply example it is claimed herein be the specific annexation of these structures rather than the specific internal structure similar to processor.
In one of the embodiments, processor 170 is single-chip microcomputer.It is appreciated that the namely microcontroller list of processor 170
Member (Micro-controller Unit；MCU) be also known as one chip microcomputer (Single Chip Micro-computer) or
Person's single-chip microcomputer.In the present embodiment, the single-chip microcomputer of in the market maturation model can be used.
Inputted for ease of user, in one of the embodiments, display operating panel 180 is provided with display contact panel,
User can be directly by showing that contact panel is inputted.In one of the embodiments, display operating panel 180 is provided with
The numeric value input button group being connected with processor 170, user directly can be inputted by numeric value input button group.
In one of the embodiments, processor 170 is provided with timing module, also referred to as timer.Timing module sets the
One timing node Ts to the second timing node Te time span, the time span is preset time, wherein, gas ratio valve
It is the very first time node Ts during aperture regulation to minimum value, segmentum intercalaris when being second during aperture regulation to the maximum of gas ratio valve
Point Te.In the present embodiment, very first time node Ts to the second timing node Te time span are set by timing module.It is so logical
Timing can be started in gas-heating water heater igniting normal combustion Ts by crossing timing module, and work(is started to step up from minimum power
Rate, until time Te so that machine reaches peak power.
In the present embodiment, the aperture of the gas ratio valve is adjusted to maximum in preset time from minimum value, described
Processor is provided with timing module, and the timing module is used to being arranged on the aperture of gas ratio valve described in ignition phase from minimum
Value is adjusted to the time span of maximum.For example, in ignition phase, processor is controlled by the gas ratio valve control circuit
The aperture of the gas ratio valve minimizes value.
It should be noted that temperature sensing circuit 150 of the present utility model, gas ratio valve control circuit 160 and display
Guidance panel 180 is using the ripe product of in the market.For example, temperature sensing circuit 150 can such as temperature sensor
Characteristic, i.e., there is different resistance values in different temperature, can design temperature detection circuit using this characteristic of sensor.
For example, display operating panel 180 uses Hewlett-Packard/HP5200/HP5200L/HP5200LX liquid crystal displays or Panasonic KX-
FT832836CN or English prestige rise CHFCHE frequency-changer operation panel keyboard displays etc..
To realize centralized Control, in one embodiment, water heater combustion power control system also includes circuit board, temperature inspection
Slowdown monitoring circuit, gas ratio valve control circuit and processor 170 are respectively arranged on circuit board.In one of the embodiments,
Water heater combustion power control system also includes circuit control box, and circuit board is arranged in circuit control box.For example, display operation
Panel 180 is arranged at the surface of circuit control box.For example, the surface of circuit control box, which is provided with lid, sets display operating panel 180
Transparent window.For example, circuit control box is set adjacent to gas ratio valve.User's control display operating panel can so be facilitated
180。
For the operation principle of further instruction the utility model water heater combustion power control system, referring to Fig. 2, its
For the control method schematic diagram of water heater combustion power control system in one embodiment：
1st, start, set a heating hot water furnace heating to reach the time Te of peak power on display operating panel；Example
Such as, Te is 70 seconds；And for example, Te is 80 seconds.
2nd, gas-heating water heater igniting normal combustion Ts starts timing, starts to step up power from minimum power, directly
To time Te, machine reaches peak power；
3rd, judge whether heating coolant-temperature gage reaches setting temperature since Ts, if reaching setting temperature, gas-heating
Water heater is worked with current power, and enters stable heating hot water temperature's control program, makes heating hot water temperature is stable setting
Temperature.
5th, Ts is in the Te periods, gas-heating water heater from minimum power progressively, uniformly increase.Gone back at Te time points
The heating temperature not up to set, then gas-heating water heater worked with peak power.
6th, from Ts to Te in the period, if the heating hot water temperature sensor of gas-heating water heater reaches the temperature of setting
Degree, then gas-heating water heater is burnt with current power, and keeps the temperature stabilization of heating hot water temperature sensor's sampling setting
Put temperature value.
And for example, step 1) sets a heating hot water furnace heating to reach time of peak power on display operating panel
Te, Te are 70 seconds, subsequently into step 2)；
After step 2) gas-heating water heater ignition, machine power is minimized power, minimum power 30%,
Time now is Ts, subsequently into step 3)；
The power of step 3) gas-heating water heater started to step up from minimum, i.e. second power increase by 1%, until 70 seconds
Afterwards, time Te, machine reach peak power, i.e., 100%；
Step 4) judges whether heating coolant-temperature gage reaches setting temperature since Ts, if reaching setting temperature at 40 seconds
Degree, then gas-heating water heater is worked with 70% power, and enters stable heating hot water temperature's control program, makes heating hot water temperature
Degree is stable to set temperature, and machine always works at 70% power.
It should be noted that why the time Te for reaching peak power of step 1) is by showing that operation panel is set
Gas-heating water heater is after being installed in user family, and each portion of use environment of user is identical, the heating of the setting of user family
It is low that target temperature has height to have, and heating water piping system has with short.Therefore reach and set the time needs of temperature live to using
Regulation can be only achieved best using effect.
It is extra without increasing using the combustion power control method of the gas-heating water heater heating startup stage of this scheme
Detect circuit, it is only necessary to set a heating hot water furnace heating to reach the time Te of peak power on display operating panel, just
It can effectively reduce start-stop time of the gas-heating water heater at heating in the startup stage of machine, improve relaxing for user
Appropriateness, there is certain energy-saving effect.
The beneficial effects of the utility model are：A heating hot water furnace heating is set to reach maximum on display operating panel
The time Te of power；Then, after gas-heating water heater ignition, machine power is minimized power, and the time now is
For Ts；Then, the power of gas-heating water heater starts to step up from minimum, and until time Te, machine reaches peak power；
Then, judge whether heating coolant-temperature gage reaches setting temperature since Ts, if reaching setting temperature, gas-heating water heater
Worked with current power, and enter stable heating hot water temperature's control program, made heating hot water temperature stable and temperature is being set
Scheme, start-stop time of the gas water heater for heating in heating can be effectively reduced, the service life of machine is improved, improves user
Comfort level, save fuel gas.
Each technical characteristic of embodiment described above can be combined arbitrarily, to make description succinct, not to above-mentioned reality
Apply all possible combination of each technical characteristic in example to be all described, as long as however, the combination of these technical characteristics is not deposited
In contradiction, the scope that this specification is recorded all is considered to be.
Embodiment described above only expresses several embodiments of the present utility model, and its description is more specific and detailed,
But therefore it can not be interpreted as the limitation to utility model patent scope.It should be pointed out that the common skill for this area
For art personnel, without departing from the concept of the premise utility, various modifications and improvements can be made, these are belonged to
The scope of protection of the utility model.Therefore, the protection domain of the utility model patent should be determined by the appended claims.
Claims (10)
1. a kind of water heater combustion power control system, it is characterised in that anti-including gas ratio valve, burner, flame ion
Present pin, heat exchanger, heating hot water temperature sensor, temperature sensing circuit, display operating panel, gas ratio valve control circuit
And processor；
The gas ratio valve is connected with the burner；
Flame ion feedback pin is arranged at the burner, and to processor feedback signal；
The burner is connected with the heat exchanger；
The input of the temperature sensing circuit is electrically connected with the heating hot water temperature sensor, the temperature sensing circuit
Output end and the processor be electrically connected with；
The display operating panel is electrically connected with the processor；
The output end of the gas ratio valve control circuit is electrically connected with the gas ratio valve, the gas ratio valve control
The input of circuit is electrically connected with the processor；
In ignition phase, processor controls the aperture of the gas ratio valve to be down to most by the gas ratio valve control circuit
Small value.
2. water heater combustion power control system according to claim 1, it is characterised in that in the ignition phase, fire
Flame ion feedback pin is to processor feedback signal.
3. water heater combustion power control system according to claim 1, it is characterised in that the display operating panel is set
It is equipped with display contact panel.
4. water heater combustion power control system according to claim 1, it is characterised in that the display operating panel is set
It is equipped with the numeric value input button group being connected with the processor.
5. water heater combustion power control system according to claim 1, it is characterised in that the gas ratio valve is opened
Degree is adjusted to maximum in preset time from minimum value, and the processor is provided with timing module, and the timing module is used for
The aperture for being arranged on gas ratio valve described in ignition phase is adjusted to the time span of maximum from minimum value.
6. water heater combustion power control system according to claim 1, it is characterised in that the water heater combustion power
Control system also includes circuit board, the temperature sensing circuit, the gas ratio valve control circuit and the processor point
It is not arranged on the circuit board.
7. water heater combustion power control system according to claim 6, it is characterised in that the water heater combustion power
Control system also includes circuit control box, and the circuit board is arranged in the circuit control box.
8. water heater combustion power control system according to claim 7, it is characterised in that the display operating panel is set
It is placed in the surface of the circuit control box.
9. water heater combustion power control system according to claim 8, it is characterised in that the table of the circuit control box
Face is provided with the transparent window that lid sets the display operating panel.
10. water heater combustion power control system according to claim 9, it is characterised in that the circuit control box is adjacent
The nearly gas ratio valve is set.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720340064.5U CN206648314U (en) | 2017-03-31 | 2017-03-31 | Water heater combustion power control system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720340064.5U CN206648314U (en) | 2017-03-31 | 2017-03-31 | Water heater combustion power control system |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN206648314U true CN206648314U (en) | 2017-11-17 |
Family
ID=60274801
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201720340064.5U Active CN206648314U (en) | 2017-03-31 | 2017-03-31 | Water heater combustion power control system |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN206648314U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110360745A (en) * | 2019-07-01 | 2019-10-22 | 中山市健泰实业有限公司 | A kind of gas water-heating furnace |
| CN115111783A (en) * | 2021-03-19 | 2022-09-27 | 保音股份有限公司 | Power control method of water heater |
-
2017
- 2017-03-31 CN CN201720340064.5U patent/CN206648314U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110360745A (en) * | 2019-07-01 | 2019-10-22 | 中山市健泰实业有限公司 | A kind of gas water-heating furnace |
| CN115111783A (en) * | 2021-03-19 | 2022-09-27 | 保音股份有限公司 | Power control method of water heater |
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