CN109386970A - A kind of control method of gas heater - Google Patents
A kind of control method of gas heater Download PDFInfo
- Publication number
- CN109386970A CN109386970A CN201710671994.3A CN201710671994A CN109386970A CN 109386970 A CN109386970 A CN 109386970A CN 201710671994 A CN201710671994 A CN 201710671994A CN 109386970 A CN109386970 A CN 109386970A
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- China
- Prior art keywords
- gas heater
- water
- hot water
- flow
- tap
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
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Classifications
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F24—HEATING; RANGES; VENTILATING
- F24H—FLUID HEATERS, e.g. WATER OR AIR HEATERS, HAVING HEAT-GENERATING MEANS, e.g. HEAT PUMPS, IN GENERAL
- F24H9/00—Details
- F24H9/20—Arrangement or mounting of control or safety devices
- F24H9/2007—Arrangement or mounting of control or safety devices for water heaters
- F24H9/2035—Arrangement or mounting of control or safety devices for water heaters using fluid fuel
Abstract
The present invention relates to a kind of control methods of gas heater, user is when that will close with water spot tap, pre- off signal is triggered with water spot tap by control, gas heater shuts down after detecting pre- off signal, flows out the hot water in the hot water line of connection water spot and gas heater for subsequent use.In the prior art; after user has used hot water to close tap; gas heater just stops working; a large amount of unspent hot water is filled in the hot water line of the water spot of connection at this time and water heater; if not continuing to use gas heater, these hot water will remain in natural cooling in pipeline, and the above process will affect water quality; the waste of the energy is caused simultaneously, and is unfavorable for environmental protection.Control method of the invention makes user when that will stop using hot water, and gas heater shut down in advance by control tap, the hot water in hot water line carry out using, avoid the generation of the above problem, and user is without walking up and down, it is time saving and energy saving.
Description
Technical field
The present invention relates to gas heater fields, more particularly, to a kind of control method of gas heater.
Background technique
For gas heater because easy to use, use cost is cheap and is widely used by people.And in existing gas and hot water
In the use process of device, due to most water water spot apart from gas heater farther out, connection use water spot and water heater hot-water line
Road is longer, and after user has used hot water to close tap, gas heater just stops working, and is filled in hot water line at this time
A large amount of unspent hot water, if not continuing to use gas heater, these hot water will remain in natural cooling in pipeline, above-mentioned
Process will affect water quality, while cause the waste of the energy, and be unfavorable for environmental protection.
In the prior art, user can by pressing the key on gas heater display panel to shut down, from
And solve the problems, such as that hot water retains, but above method needs are walked up and down, time-consuming and laborious, number people big absolutely not will do it such behaviour
Make.
In view of this, the present invention is specifically proposed.
Summary of the invention
The purpose of the present invention is to provide a kind of control methods of gas heater, to enable before being closed with water spot hot water shelves
Gas heater stops working, and the hot water in hot water line is carried out using realizing energy-saving and environment-friendly purpose.
To realize that the purpose, the present invention adopt the following technical scheme that:
A kind of control method of gas heater, user pass through control water spot when that will close with water spot tap
Tap triggers pre- off signal, and gas heater shuts down after detecting pre- off signal, makes connection water spot and combustion gas heat
Hot water in the hot water line of hydrophone flows out for subsequent use.
Further, user generated in time T2 by control with water spot water tap be then turned on after N number of closing it is dynamic
Make to constitute pre- off signal, with the shutdown for gas heater.
Further, only when gas heater enters energy-saving mode, control water spot tap can just trigger pre- pass
Machine signal.
Further, when gas heater enters energy-saving mode, indicator light is lighted, and is examined to current water flow
It surveys, judges whether current water flow is lower than normal use water flow;If so, proportioning valve is closed, cleaned after blower;If it is not, then
Gas heater works normally.
Further, proportioning valve starts timing after closing, when ratio valve closing time is more than T1, when gas heater triggers
When power on request, gas heater can be turned back on, and blower is made to be transferred to fire speed, proportioning valve valve opening;
Preferably, when the water flow for detecting gas heater is more than booting flow, gas heater triggering booting is asked
It asks.
Further, when ratio valve closing time is more than T1, judge whether current water flow reaches booting water flow;If
It is that gas heater triggers power on request, gas heater turns back on;If it is not, gas heater cleans after blower to be terminated
After shut down.
Further, when ratio valve closing time is in T1, judge the water flow of gas heater whether in the duration
It is always more than booting flow in T2;If so, gas heater turns back on;If it is not, then gas heater cleans after blower
After shut down.
Further, when ratio valve closing time is in T1, when water flow reaches booting water flow, judge user water
Whether faucet triggers pre- off signal;When user's point tap triggers pre- off signal, gas heater cleans after blower
After shut down;When user's point tap does not trigger pre- off signal, judge whether the water flow of gas heater is continuing
It is always more than booting flow in time T2;If so, gas heater turns back on;If it is not, gas heater cleans after blower
After shut down;When water flow is lower than booting water flow, gas heater shuts down after cleaning after blower.
Further, N number of on-off water-flow signal is detected in time T2 when gas heater, and is beaten with water spot tap
When opening, gas heater shuts down after cleaning after blower, in the hot water line for making connection water spot and gas heater
Hot water flows out for subsequent use.
Further, when gas heater detects 1 lasting water-flow signal in time T2, gas heater touching
Power on request is sent out, gas heater turns back on.
Compared with prior art, the invention has the following beneficial effects:
In the prior art, after user has used hot water to close tap, gas heater just stops working, and connects at this time
It connects with a large amount of unspent hot water is filled in the hot water line of water spot and water heater, if not continuing to use gas heater,
These hot water will remain in natural cooling in pipeline, and the above process will affect water quality, while cause the waste of the energy, and be unfavorable for
Environmental protection.Control method of the invention makes user when that will stop using hot water, by controlling tap for gas and hot water
Device shuts down in advance, and the hot water in hot water line is carried out using so as to avoid the generation of the above problem, and user is without back and forth
It walks about, it is time saving and energy saving.
Detailed description of the invention
Attached drawing is as a part of the invention, and for providing further understanding of the invention, of the invention is schematic
Examples and descriptions thereof are used to explain the present invention, but does not constitute an undue limitation on the present invention.Obviously, the accompanying drawings in the following description
Only some embodiments to those skilled in the art without creative efforts, can be with
Other accompanying drawings can also be obtained according to these attached drawings.In the accompanying drawings:
Fig. 1 shows the flow diagram of the control method of gas heater provided by the present invention.
It should be noted that these attached drawings and verbal description are not intended to the design model limiting the invention in any way
It encloses, but illustrates idea of the invention by referring to specific embodiments for those skilled in the art.
Specific embodiment
In order to make the object, technical scheme and advantages of the embodiment of the invention clearer, below to the technical side in embodiment
Case is clearly and completely described, and the following examples are used to illustrate the present invention, but are not intended to limit the scope of the present invention..
Embodiment one
As shown in Figure 1, this embodiment describes a kind of control method of gas heater, user uses water spot will close
When tap, pre- off signal is triggered with water spot tap by control, gas heater closes after detecting pre- off signal
Machine flows out the hot water in the hot water line of connection water spot and gas heater for subsequent use.
In the use process of existing gas heater, due to most water water spot apart from gas heater farther out, connection
Hot water line with water spot and water heater is longer, and after user has used hot water to close tap, gas heater just stops work
Make, is filled with a large amount of unspent hot water in hot water line at this time, if not continuing to use gas heater, these hot water will be deposited
Natural cooling in pipeline is stayed in, the above process will affect water quality, while cause the waste of the energy, and be unfavorable for environmental protection.This
The control method of invention makes user when that will stop using hot water, and gas heater is shut down in advance by control tap,
Hot water in hot water line is carried out using so as to avoid the generation of the above problem, and user is not necessarily to walk up and down, time saving province
Power.
In the present invention, user by according to oneself water habits, estimate the hot water retained in hot water line can meet it is surplus
Under water demand, water heater is closed by tap in advance, hot water remaining in hot water line is carried out to use province of saving trouble
Power not only saves water, gas and electricity, but also extends machine service life, also reduces flue gas emission, protects environment.
Embodiment two
As shown in Figure 1, the difference between this embodiment and the first embodiment lies in, user is existed by control with water spot water tap
It is then turned on the pre- off signal of movement composition after generating N number of closing in time T2, with the shutdown for gas heater.
It can be with water tap obtains on-off water-flow signal, and water-flow signal constitutes pre- off signal.
It is also possible that the switch of tap does not control the on-off in its water route when triggering pre- off signal, only can trigger
The movement of signal, after having triggered pre- off signal, the switch of tap just controls the on-off in its water route, and both of these case turns
Becoming can be realized by connection in structure and separation.
Embodiment three
As shown in Figure 1, the present embodiment and the difference of embodiment one, two are, only when gas heater enters energy saving mould
When formula, control water spot tap can just trigger pre- off signal.
Gas heater also has normal mode, and after entering normal mode, indicator light extinguishes, and executes normal in the prior art
The control method seen.User can according to circumstances select between energy-saving mode and normal mode.
When gas heater enters energy-saving mode, indicator light is lighted, and is detected to current water flow, and judgement is current
Whether water flow is lower than normal use water flow, if so, proportioning valve is closed, cleans after blower;If it is not, then gas heater is being just
Often work.
Example IV
As shown in Figure 1, the present embodiment and the difference of embodiment one to three are, proportioning valve starts timing, ratio after closing
When valve closing time is more than T1, when gas heater triggers power on request, gas heater can be turned back on, and be transferred to blower
Fire speed, proportioning valve valve opening.
Preferably, when the water flow for detecting gas heater is more than booting flow, gas heater triggering booting is asked
It asks.
That is, even if gas heater triggers power on request, gas heater will not when ratio valve closing time is in T1
Turn back on, with the hot water in hot water line carry out using.
When ratio valve closing time is in T1, hot water water temperature and water in hot water line are sufficient for the need of user
It asks.
When ratio valve closing time is more than T1, judge whether current water flow reaches booting water flow;If so, gas and hot water
Device triggers power on request, and gas heater turns back on;If it is not, gas heater shuts down after cleaning after blower.
The T1 is 2 minutes.
Embodiment five
As shown in Figure 1, the present embodiment and the difference of embodiment one to four are, when ratio valve closing time is in T1, sentence
Whether the water flow of disconnected gas heater is more than booting flow in duration T 2 always;If so, gas heater is again
Booting;It shuts down after if it is not, then gas heater cleans after blower.
Specifically, when ratio valve closing time is in T1, when water flow reaches booting water flow, judge user's point fire hose
Whether head triggers pre- off signal;When user's point tap triggers pre- off signal, gas heater cleans knot after blower
It shuts down after beam;When user's point tap does not trigger pre- off signal, judge the water flow of gas heater whether when lasting
Between be always more than booting flow in T2;If so, gas heater turns back on;If it is not, gas heater cleans knot after blower
It shuts down after beam;When water flow is lower than booting water flow, gas heater shuts down after cleaning after blower.
When gas heater detects N number of on-off water-flow signal in time T2, and is opened with water spot tap, combustion gas
Water heater shuts down after cleaning after blower, flow out hot water in the hot water line of connection water spot and gas heater with
For subsequent use.Preferably, 3-6 on-off water-flow signal is detected in 10 seconds when gas heater, and with water spot tap
When opening, gas heater shuts down after cleaning after blower.
When gas heater detects 1 lasting water-flow signal in time T2, gas heater triggering booting is asked
It asks, gas heater turns back on.Preferably, the combustion when gas heater detected 1 lasting water-flow signal in 10 seconds
Gas water heater triggers power on request, and gas heater turns back on.
Embodiment six
Specifically, after water flowing, energization, ventilation, that is, water heater can be used, and be confirmed whether to select energy saving mould in the present invention
Formula, if it is not, then energy-saving mode indicator light extinguishes, into normal mode, enters if so, indicator light is lighted into energy-saving mode
After energy-saving mode, current water flow is detected by water flow sensor, and is judged whether lower than long-run average water flow, if so, than
Example valve is closed, and is cleaned after blower, if it is not, normal use water heater, after proportioning valve is closed, judge proportioning valve shut-in time whether
Judge whether current water flow is greater than booting water flow when the shut-in time of proportioning valve being less than or equal to T1 less than or equal to T1
Amount it is free of discontinuities to judge whether water-flow signal continues in time T2, when water flow is believed when current water flow is greater than booting water flow
When continuing free of discontinuities number in time T2, blower is transferred to fire speed, proportioning valve valve opening, when water-flow signal occurs in time T2
When n times on-off, shutdown;When current water flow is no more than booting water flow, shutdown is greater than T1 when the shut-in time of proportioning valve
When, judge whether current water flow is greater than booting water flow, when current water flow is greater than booting water flow, blower is transferred to igniting
Revolving speed, proportioning valve valve opening, when current water flow is no more than booting water flow, shutdown.
Machine is powered, and begins to use, and whether confirmation currently works in energy-saving mode, and program constantly detects current water flow,
After detecting that water flow reaches shutdown requirement, water heater proportioning valve is closed, and blower machine cleans after entering, and continues to test water flow
Signal, if detecting a lasting water flow signal in test 10s, then it is assumed that user boots up request, but due to current
In energy-saving mode, then 2 minutes inside will not turn back on igniting, after proportioning valve is closed two minutes, if detecting power on request,
It turns back on;If detecting 3-6 on-off water-flow signal (user at tap hot water gear switch 3-6 times, finally in test 10s
Tap is in hot water shelves open state), then it is assumed that user, which carries out shutdown request, (can light energy saving icon shown here as panel
Extinguish after 10s), the remaining rear rear fan that cleans is completed at this time to stop working and shut down.
User's tap hot water shelves switch, and test should be greater than 2 times (preventing other from being opened with water spot), and switch dynamic
Making cannot be too fast, otherwise the long on-off signal that water flow possibly can not be detected due to inertia of pipeline.
Embodiment seven
The present invention is also possible that when user will stop using hot water, will be turned down with the flow of water spot hot water shield water tap,
It is set to be less than first flow setting value, so that the proportioning valve of gas heater be made to close, blower cleans after carrying out, gas heater
The hot water retained in the hot water line of power cut-off state, connection water spot and water heater continuously outflows, for the subsequent short time
Interior use.
It can be, the flow that above-mentioned first flow setting value can just make gas heater in running order, then
When flow after turning down is less than the value, gas heater power cut-off state, being also possible to the flow after turning down can also make to fire
Gas water heater is in running order, but default is, when flow is less than first flow setting value, gas heater terminates work
Make state.In the first scenario, the control of water heater is more simple, in the latter case, avoids to stop water heater
It only works, flow tune is obtained into the problem of too small influence uses.
Preferably, in above process, proportioning valve starts timing after closing, and when the time reaching time setting value, carries out
It reminds, at this point, the hot water amount retained in hot water line is seldom, if user also needs with more hot water, need will use water
The flow of point hot water shield water tap tunes up, and reaches second flow setting value, so that blower is made to be transferred to fire speed, proportioning valve
It opens, gas heater enters working condition, and this method is suitable for the first above-mentioned situation;Or it reaches first flow and sets
Definite value, so that blower be made to be transferred to fire speed, proportioning valve is opened, and gas heater enters working condition, and this method is suitable for upper
State second situation.If user will stop using hot water, closing water spot hot water shield water tap after use.
The prompting of above-mentioned setting is that sound prompting, display alarm or sound add display alarm, and the close water of alarm set
Point setting.
It is also possible that PLC obtains the hot water amount retained in hot water line by the detection information of flow sensor, to sentence
It is disconnected whether to be reminded.
It is also possible that the setting position in the hot water line is equipped with the temperature sensor for detecting coolant-temperature gage, PLC passes through
The detection information of temperature sensor obtains the hot water amount retained in hot water line, to judge whether to remind.
The above is only presently preferred embodiments of the present invention, is not intended to limit the present invention in any form, though
So the present invention has been disclosed as a preferred embodiment, and however, it is not intended to limit the invention, any to be familiar with technology people of the invention
Member without departing from the scope of the present invention, when the technology contents using above-mentioned prompt make it is a little change or be modified to
The equivalent embodiment of equivalent variations, but anything that does not depart from the technical scheme of the invention content, it is right according to the technical essence of the invention
Any simple modification, equivalent change and modification made by above embodiments, in the range of still falling within the present invention program.
Claims (10)
1. a kind of control method of gas heater, which is characterized in that user passes through control when that will close with water spot tap
System triggers pre- off signal with water spot tap, and gas heater shuts down after detecting pre- off signal, makes connection water spot
It flows out with the hot water in the hot water line of gas heater for subsequent use.
2. a kind of control method of gas heater according to claim 1, which is characterized in that user passes through control water
Point water tap is then turned on the pre- off signal of movement composition after generating N number of closing in time T2, to be used for gas heater
Shutdown.
3. a kind of control method of gas heater according to claim 1 or 2, which is characterized in that only when combustion gas heat
When hydrophone enters energy-saving mode, control water spot tap can just trigger pre- off signal.
4. a kind of control method of gas heater according to claim 3, which is characterized in that when gas heater enters
When energy-saving mode, indicator light is lighted, and is detected to current water flow, judges whether current water flow is lower than normal use water
Flow;If so, proportioning valve is closed, cleaned after blower;If it is not, then gas heater works normally.
5. a kind of control method of gas heater according to claim 4, which is characterized in that proportioning valve starts after closing
Timing, when ratio valve closing time is more than T1, when gas heater triggers power on request, gas heater can be turned back on,
Blower is set to be transferred to fire speed, proportioning valve valve opening.
6. a kind of control method of gas heater according to claim 5, which is characterized in that ratio valve closing time is super
When crossing T1, judge whether current water flow reaches booting water flow;If so, gas heater triggers power on request, gas and hot water
Device turns back on;If it is not, gas heater shuts down after cleaning after blower.
7. a kind of control method of gas heater according to claim 4, which is characterized in that ratio valve closing time exists
When in T1, judge whether the water flow of gas heater is more than booting flow in duration T 2 always;If so, combustion gas is hot
Hydrophone turns back on;It shuts down after if it is not, then gas heater cleans after blower.
8. a kind of control method of gas heater according to claim 7, which is characterized in that ratio valve closing time exists
When in T1, when water flow reaches booting water flow, judge whether user's point tap triggers pre- off signal;When user water
When faucet triggers pre- off signal, gas heater shuts down after cleaning after blower;When user's point tap do not trigger it is pre-
When off signal, judge whether the water flow of gas heater is more than booting flow in duration T 2 always;If so, combustion gas
Water heater turns back on;If it is not, gas heater shuts down after cleaning after blower;When water flow is lower than booting water flow
When, gas heater shuts down after cleaning after blower.
9. a kind of control method of gas heater according to claim 8, which is characterized in that when gas heater when
Between N number of on-off water-flow signal is detected in T2, and when being opened with water spot tap, after gas heater cleans after blower
Shutdown flows out the hot water in the hot water line of connection water spot and gas heater for subsequent use.
10. a kind of control method of gas heater according to claim 8, which is characterized in that when gas heater exists
When detecting 1 lasting water-flow signal in time T2, gas heater triggers power on request, and gas heater turns back on.
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CN201710671994.3A CN109386970B (en) | 2017-08-08 | 2017-08-08 | Control method of gas water heater |
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CN201710671994.3A CN109386970B (en) | 2017-08-08 | 2017-08-08 | Control method of gas water heater |
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CN109386970B CN109386970B (en) | 2022-01-18 |
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Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
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CN110207402A (en) * | 2019-05-31 | 2019-09-06 | 浙江大学 | A kind of energy saving throttle system and control method of water heater |
CN112556192A (en) * | 2020-10-30 | 2021-03-26 | 樱花卫厨(中国)股份有限公司 | Intelligent control method for water tap of gas water heater |
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