CN106091356A - Gas heater - Google Patents
Gas heater Download PDFInfo
- Publication number
- CN106091356A CN106091356A CN201610606161.4A CN201610606161A CN106091356A CN 106091356 A CN106091356 A CN 106091356A CN 201610606161 A CN201610606161 A CN 201610606161A CN 106091356 A CN106091356 A CN 106091356A
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- China
- Prior art keywords
- water
- water inlet
- circulation line
- gas heater
- gas
- 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
-
- 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
- F24H1/00—Water heaters, e.g. boilers, continuous-flow heaters or water-storage heaters
- F24H1/10—Continuous-flow heaters, i.e. heaters in which heat is generated only while the water is flowing, e.g. with direct contact of the water with the heating medium
- F24H1/12—Continuous-flow heaters, i.e. heaters in which heat is generated only while the water is flowing, e.g. with direct contact of the water with the heating medium in which the water is kept separate from the heating medium
- F24H1/124—Continuous-flow heaters, i.e. heaters in which heat is generated only while the water is flowing, e.g. with direct contact of the water with the heating medium in which the water is kept separate from the heating medium using fluid fuel
- F24H1/125—Continuous-flow heaters, i.e. heaters in which heat is generated only while the water is flowing, e.g. with direct contact of the water with the heating medium in which the water is kept separate from the heating medium using fluid fuel combined with storage tank
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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
- F24H9/12—Arrangements for connecting heaters to circulation pipes
- F24H9/13—Arrangements for connecting heaters to circulation pipes for water heaters
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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
- F24H9/18—Arrangement or mounting of grates or heating means
- F24H9/1809—Arrangement or mounting of grates or heating means for water heaters
- F24H9/1832—Arrangement or mounting of combustion heating means, e.g. grates or burners
- F24H9/1836—Arrangement or mounting of combustion heating means, e.g. grates or burners using fluid fuel
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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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- Engineering & Computer Science (AREA)
- Physics & Mathematics (AREA)
- Thermal Sciences (AREA)
- Chemical & Material Sciences (AREA)
- Combustion & Propulsion (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Steam Or Hot-Water Central Heating Systems (AREA)
Abstract
The invention discloses a kind of gas heater, described gas heater includes: heat exchanger, and described heat exchanger is provided with water inlet and outlet；For the burner heating described heat exchanger, described burner is provided with fuel gas inlet；Circulation line, described circulation line connects with described water inlet and described outlet respectively；Water circulating pump, described water circulating pump is connected on described circulation line.Gas heater according to embodiments of the present invention has the advantages such as less scaling, good effect of heat exchange, length in service life.
Description
Technical field
The present invention relates to electrical equipment manufacturing technology field, in particular to a kind of gas heater.
Background technology
Gas heater in correlation technique, can produce incrustation scale in the water route part of heat exchanger along with the working time extends,
Seriously reducing heat exchanger effectiveness, build-up of limescale is too much easily caused dry combustion method hidden danger.Note in heat exchanger to this end, part water heater uses
The mode entering scale remover carries out scale removal, but needs frequently to carry out scaling operation, bothers very much.
Summary of the invention
It is contemplated that solve one of above-mentioned technical problem of the prior art the most to a certain extent.To this end, this
A kind of gas heater of bright proposition, this gas heater has the advantages such as less scaling, good effect of heat exchange, length in service life.
For achieving the above object, according to embodiments of the invention, a kind of gas heater, described gas heater bag are proposed
Including: heat exchanger, described heat exchanger is provided with water inlet and outlet；For the burner that described heat exchanger is heated, institute
State burner and be provided with fuel gas inlet；Circulation line, described circulation line connects with described water inlet and described outlet respectively；
Water circulating pump, described water circulating pump is connected on described circulation line.
Gas heater according to embodiments of the present invention, have less scaling, good effect of heat exchange, length in service life etc. are excellent
Point.
It addition, gas heater according to the above embodiment of the present invention can also have a following additional technical characteristic:
According to one embodiment of present invention, described gas heater also includes water inlet pipe and outlet pipe, described water inlet pipe
Connecting with described water inlet and water source respectively, described outlet pipe connects with water end (W.E.) with described outlet and user respectively, described in follow
Endless tube road is connected with described water inlet pipe and described outlet pipe respectively, and described circulation line is positioned at the connection node of described water inlet pipe
Between described water inlet and described water source, described circulation line is positioned at described outlet and institute with the connection node of described outlet pipe
State between user's water end (W.E.).
According to one embodiment of present invention, described gas heater also includes that water tank, described water tank are connected to institute
State on water inlet pipe and between the connection node and described water inlet of described circulation line and described water inlet pipe.
According to one embodiment of present invention, described gas heater also includes that water tank, described water tank are connected to institute
State on outlet pipe.
According to one embodiment of present invention, described water tank is positioned at the connecting joint of described circulation line and described outlet pipe
Between point and described outlet.
According to one embodiment of present invention, described gas heater also includes controller and gas ratio valve, described combustion
Gas proportioning valve is connected in described fuel gas inlet, and described controller connects with described gas ratio valve and described water circulating pump respectively
And after described gas ratio valve is closed, control the described water circulating pump operation scheduled time.
According to one embodiment of present invention, on described circulation line, connection has circulation on-off valve, described circulation on-off valve
After described gas ratio valve is closed, control described circulation on-off valve with described controller communication and described controller and open described
The scheduled time.
According to one embodiment of present invention, described gas heater also includes water flow sensor, and described discharge passes
Sensor be connected on described water inlet pipe or described outlet pipe and with described controller communication, described controller passes in described discharge
Sensor detects that current control described gas ratio valve and close after stopping.
According to one embodiment of present invention, described water flow sensor is connected to described circulation line and described water inlet pipe
Connection node and described water inlet between.
According to one embodiment of present invention, described circulation line is provided with the returning pipe joint for connecting back to water pipe.
Accompanying drawing explanation
Fig. 1 is the structural representation of the gas heater according to one specific embodiment of the present invention.
Fig. 2 is the structural representation of the gas heater according to another specific embodiment of the present invention.
Reference: gas heater 1, heat exchanger 200, water inlet 210, outlet 220, burner 300, circulation line
700, water circulating pump 710, circulation on-off valve 720, water inlet pipe 810, outlet pipe 820, water tank 900, controller 1000, combustion gas ratio
Example valve 1100, water flow sensor 1200.
Detailed description of the invention
The present invention is to make the discovery of following facts and problem based on present inventor:
Gas heater in correlation technique, can leave water after hours in heat exchanger, water is at gas and hot water
Device quit work after transfixion, by the waste-heat of heat exchanger, temperature, close to fluidized state, easily produces incrustation scale.
To this end, the present invention proposes a kind of gas heater 1, this gas heater 1 have less scaling, good effect of heat exchange,
Service life the advantage such as length.
Embodiments of the invention are described below in detail, and the example of described embodiment is shown in the drawings, the most from start to finish
Same or similar label represents same or similar element or has the element of same or like function.Below with reference to attached
The embodiment that figure describes is exemplary, it is intended to is used for explaining the present invention, and is not considered as limiting the invention.
In describing the invention, it is to be understood that term " " center ", " longitudinally ", " laterally ", " length ", " width ",
" thickness ", " on ", D score, "front", "rear", "left", "right", " vertically ", " level ", " top ", " end " " interior ", " outward ", " up time
Pin ", " counterclockwise ", " axially ", " radially ", the orientation of the instruction such as " circumferential " or position relationship be based on orientation shown in the drawings or
Position relationship, is for only for ease of the description present invention and simplifies description rather than instruction or imply that the device of indication or element must
Must have specific orientation, with specific azimuth configuration and operation, be therefore not considered as limiting the invention.
Additionally, term " first ", " second " are only used for describing purpose, and it is not intended that instruction or hint relative importance
Or the implicit quantity indicating indicated technical characteristic.Thus, define " first ", the feature of " second " can express or
Implicitly include at least one this feature.In describing the invention, " multiple " are meant that at least two, such as two, three
Individual etc., unless otherwise expressly limited specifically.
Below with reference to the accompanying drawings gas heater 1 according to embodiments of the present invention is described.
As depicted in figs. 1 and 2, gas heater 1 according to embodiments of the present invention include heat exchanger 200, burner 300,
Circulation line 700 and water circulating pump 710.
Heat exchanger 200 is provided with water inlet 210 and outlet 220.Burner 300 heats for heat exchanger 200,
Burner 300 is provided with fuel gas inlet.Circulation line 700 connects with water inlet 210 and outlet 220 respectively.Water circulating pump 710
It is connected on circulation line 700.
Gas heater 1 according to embodiments of the present invention, by arranging circulation line 700 and water circulating pump 710, can be in order to
Connect water inlet 210 and the outlet 220 of heat exchanger 200 with circulation line 700, enable the water in heat exchanger 200 and circulation
Water in pipeline 700 is circulated exchange.So after user stops using hot water, follow by starting water circulating pump 710 driving
Water in endless tube road 700 flows, and promotes the water in circulation line 700 to be circulated with the water in heat exchanger 200, and reduction is changed
Water temperature in hot device 200, it is to avoid overheated water produces incrustation scale in causing heat exchanger 200 in being deposited in heat exchanger 200, such that it is able to
Make heat exchanger 200 less scaling.
Further, owing to heat exchanger 200 is less scaling, heat exchanger 200 can be made to be difficult to because of fouling affects heat transfer effect, from
And can ensure that the heat transfer effect of heat exchanger 200, extend the service life of heat exchanger 200, and can save and scale removal dress is set
The cost put, reduces heat exchanger 200 and carries out the frequency of scale removal, convenient when making user use gas heater 1.
Additionally, due to heat exchanger 200 can reduce the temperature of water in heat exchanger 200 by being circulated water, can
To avoid slowly causing the problem of fouling in heat exchanger 200 owing to the volume of heat exchanger 200 increases the water cooling made, thus
The heat exchange efficiency of heat exchanger 200 can be improved so that expanding the volume of heat exchanger 200.
Therefore, to have less scaling, good effect of heat exchange, service life long for gas heater 1 according to embodiments of the present invention
Etc. advantage.
Below with reference to the accompanying drawings gas heater 1 according to the specific embodiment of the invention is described.
In some specific embodiments of the present invention, as depicted in figs. 1 and 2, gas and hot water according to embodiments of the present invention
Device 1 includes heat exchanger 200, burner 300, circulation line 700 and water circulating pump 710.
Gas heater 1 also includes water inlet pipe 810 and outlet pipe 820, water inlet pipe 810 respectively with water inlet 210 and water source
Connection, outlet pipe 820 connects with water end (W.E.) with outlet 220 and user respectively, circulation line 700 respectively with water inlet pipe 810 and going out
Water pipe 820 is connected, and the connection node of circulation line 700 and water inlet pipe 810, between water inlet 210 and described water source, circulates
The connection node of pipeline 700 and outlet pipe 820 is between outlet 220 and described user's water end (W.E.).So can realize following
The connection on endless tube road 700, and through part water inlet pipe 810 and part outlet pipe 820 when can enable water circulation, thus
Improve the cooling-down effect of heat exchanger 200.Additionally, by being connected on circulation line 700 by water circulating pump 710, water can be made
Stream normally uses hot water to make without going past water circulating pump 710 user, to reduce water inlet resistance when user normally uses, thus
Avoid water circulating pump 710 affect user with water flow during water, improve user's comfortableness when using.
In one particular embodiment of the present invention, as in figure 2 it is shown, gas heater 1 also includes water tank 900, water storage
Tank 900 be connected on water inlet pipe 810 and be positioned at the connection node of circulation line 700 and water inlet pipe 810 and water inlet 210 it
Between.The water that the water in water tank 900 so can be made to participate in circulation line 700 and following that the water in heat exchanger 200 is carried out
In ring, make the water in water tank 900 be circulated exchange with the water in heat exchanger 200, thus be easy to further reduce heat exchanger
The temperature of 200, and when being connected to water tank 900 on water inlet pipe 810 can make to be circulated, retain in water tank 900
Water is the cold water entered by cooling water inlet 130, such that it is able to the water temperature reduced in water tank 900, with heat exchanger 200
In water when being circulated exchange, the cooling-down effect of heat exchanger 200 can be improved.
In another specific embodiment of the present invention, as it is shown in figure 1, gas heater 1 also includes water tank 900, storage
Water pot 900 is connected on outlet pipe 820.The hot water flowed out by outlet pipe 820 so can be made to first pass through water tank 900 carry out
Buffering, it is to avoid the water that described user is flowed out with water end (W.E.) occurs sometimes hot and sometimes cold phenomenon.
Advantageously, as it is shown in figure 1, water tank 900 is positioned at the connection node of circulation line 700 and outlet pipe 820 and goes out
Between the mouth of a river 220.So can make water and the water in heat exchanger 200 that the water in water tank 900 participates in circulation line 700
In the circulation carried out, make the water in water tank 900 be circulated exchange with the water in heat exchanger 200, thus be easy to fall further
The temperature of low heat exchanger 200.
It will be appreciated by those skilled in the art that, water inlet pipe 810 and outlet pipe 820 can also be equipped with water tank
900。
Specifically, the volume of water tank 900 is 1-2L.So can carry in the case of ensureing the firing rate to water
The cooling-down effect of high heat exchanger 200,
Figures 1 and 2 show that the gas heater 1 according to one concrete example of the present invention.As depicted in figs. 1 and 2, combustion gas
Water heater 1 also includes controller 1000 and gas ratio valve 1100, and gas ratio valve 1100 is connected in described fuel gas inlet, control
Device 1000 processed connects with gas ratio valve 1100 and water circulating pump 710 respectively and controls circulation after gas ratio valve 1100 is closed
Water pump 710 runs the scheduled time.Specifically, the described scheduled time can be less than 30 seconds.So can utilize controller 1000
Automatically controlling the startup of water circulating pump 710, after user's stopping water, gas ratio valve 1100 is closed, and combustion gas stops entering combustion
Burner 300, burner 300 stops heating, and controller 1000 controls circulation line 700 and runs simultaneously, is circulated current, follows
Stop after the ring scheduled time, to save the energy.Thus can realize automatically controlling of water circulating pump 710.
Specifically, burner 300 can connect and have venturi mixer, described venturi mixer can connect
There are fuel gas pipeline and air pipe line, circulation on-off valve 720 can be connected on described fuel gas pipeline.So can make air and combustion
Gas is delivered to burner 300 after being sufficiently mixed in described venturi mixer.
Advantageously, as depicted in figs. 1 and 2, circulation line 700 connects and has circulation on-off valve 720, circulate on-off valve 720
After gas ratio valve 1100 is closed, control circulation on-off valve 720 with controller 1000 communication and controller 1000 and open described pre-
Fix time.So can close closed loop on-off valve 720 when user just commonly uses water, prevent the cold water at water inlet pipe 810 from entering out
In water pipe 820, and after user's use water terminates, open circulation on-off valve 720, enable the water at heat exchanger 200 and circulation line
Water in 700 is circulated exchange.
More advantageously, as depicted in figs. 1 and 2, gas heater 1 also includes water flow sensor 1200, and discharge passes
Sensor 1200 be connected on water inlet pipe 810 or outlet pipe 820 and with controller 1000 communication, controller 1000 discharge sense
Device 1200 detects that current control gas ratio valve 1100 and close after stopping.Water flow sensor 1200 so can be utilized to detect
Whether user stops use water, thus automatically controls gas ratio valve 1100 and close, and makes combustion gas stop entering burner 300.
Specifically, burner 300 has igniter, described igniter and controller 1000 communication.Controller
1000, after water flow sensor 1200 detects that current start flowing, if water circulating pump 710 does not works, then control described igniting
Device is lighted a fire.So burner 300 can be automatically made to begin to warm up when user starts with water.
Specifically, as depicted in figs. 1 and 2, water flow sensor 1200 is connected to circulation line 700 and water inlet pipe 810
Connect between node and water inlet 210.So whether can there is water in detecting water inlet pipe 810 after gas ratio valve 1100 is closed
Flowing, to judge that water circulating pump 710 the most normally works.
Alternatively, circulation line 700 is provided with the returning pipe joint for connecting back to water pipe.So can utilize described returning
Water pipe head and outlet pipe 820 connect back to water pipe, to utilize the water in described return pipe to be circulated with the water in heat exchanger 200
Exchange.
Work process below with reference to Fig. 1 and Fig. 2 description gas heater 1 according to embodiments of the present invention.
When user opens on-off valve (the such as faucet, gondola water faucet) of described user's water end (W.E.), water flow sensor 1200
Detecting that water starts flowing, and signal feeds back to controller 1000, controller 1000 carries out point of discharge to described igniter
Fight open gas ratio valve 1100 carry out normal combustion provide hot water.
After user stops using hot water, water flow sensor 1200 detects that current stop flowing, and is fed back by signal
To controller 1000, controller 1000 controls gas ratio valve 1100 and cuts out, and burner 300 Flame extinguishes, and circulation is logical simultaneously
Disconnected valve 720 is opened, and water circulating pump 710 starts, and the water in circulation line 700 and water tank 900 is under the driving of water circulating pump 710
Carrying out interior circulation, heat exchanger 200 internal localized hyperthermia hot water mixes with relatively water at low temperature in water tank 900 in cyclic process
Heat exchange, makes water route water reach heat balance, reduces the internal water water temperature of heat exchanger 200, so that heat exchanger 200 is difficult to knot
Dirt.After circulating the described scheduled time, controller 1000 controls circulation on-off valve 720 and cuts out, and water circulating pump 710 quits work, combustion
Gas water heater 1 enters holding state, waits that user uses hot water next time.
Other of gas heater 1 according to embodiments of the present invention constitute and operate for those of ordinary skill in the art
For be all known, be not detailed herein.
In the present invention, unless otherwise clearly defined and limited, term " install ", " being connected ", " connection ", " fixing " etc.
Term should be interpreted broadly, and connects for example, it may be fixing, it is also possible to be to removably connect, or integral；Can be that machinery connects
Connect, it is also possible to be electrical connection or each other can communication；Can be to be joined directly together, it is also possible to be indirectly connected to by intermediary, permissible
It is connection or the interaction relationship of two elements of two element internals, unless otherwise clear and definite restriction.For this area
For those of ordinary skill, above-mentioned term concrete meaning in the present invention can be understood as the case may be.
In the description of this specification, reference term " embodiment ", " some embodiments ", " example ", " specifically show
Example " or the description of " some examples " etc. means to combine this embodiment or example describes specific features, structure, material or spy
Point is contained at least one embodiment or the example of the present invention.In this manual, to the schematic representation of above-mentioned term not
Identical embodiment or example must be directed to.And, the specific features of description, structure, material or feature can be in office
One or more embodiments or example combine in an appropriate manner.Additionally, in the case of the most conflicting, the skill of this area
The feature of the different embodiments described in this specification or example and different embodiment or example can be tied by art personnel
Close and combination.
Although above it has been shown and described that embodiments of the invention, it is to be understood that above-described embodiment is example
Property, it is impossible to being interpreted as limitation of the present invention, those of ordinary skill in the art within the scope of the invention can be to above-mentioned
Embodiment is changed, revises, replaces and modification.
Claims (10)
1. a gas heater, it is characterised in that including:
Heat exchanger, described heat exchanger is provided with water inlet and outlet；
For the burner heating described heat exchanger, described burner is provided with fuel gas inlet；
Circulation line, described circulation line connects with described water inlet and described outlet respectively；
Water circulating pump, described water circulating pump is connected on described circulation line.
Gas heater the most according to claim 1, it is characterised in that also include water inlet pipe and outlet pipe, described water inlet
Pipe connects with described water inlet and water source respectively, and described outlet pipe connects with water end (W.E.) with described outlet and user respectively, described
Circulation line is connected with described water inlet pipe and described outlet pipe respectively, described circulation line and the connection node position of described water inlet pipe
Between described water inlet and described water source, the connection node of described circulation line and described outlet pipe be positioned at described outlet and
Between described user's water end (W.E.).
Gas heater the most according to claim 2, it is characterised in that also include that water tank, described water tank are connected to
On described water inlet pipe and between the connection node and described water inlet of described circulation line and described water inlet pipe.
Gas heater the most according to claim 2, it is characterised in that also include that water tank, described water tank are connected to
On described outlet pipe.
Gas heater the most according to claim 4, it is characterised in that described water tank is positioned at described circulation line and institute
State between connection node and the described outlet of outlet pipe.
Gas heater the most according to claim 2, it is characterised in that also include controller and gas ratio valve, described
Gas ratio valve is connected in described fuel gas inlet, and described controller connects with described gas ratio valve and described water circulating pump respectively
Lead to and after described gas ratio valve is closed, control described water circulating pump and run the scheduled time.
Gas heater the most according to claim 6, it is characterised in that connect on described circulation line and have circulation break-make
Valve, described circulation on-off valve and described controller communication and described controller follow described in control after described gas ratio valve is closed
Ring on-off valve opens the described scheduled time.
Gas heater the most according to claim 6, it is characterised in that also include water flow sensor, described discharge
Sensor be connected on described water inlet pipe or described outlet pipe and with described controller communication, described controller is in described discharge
Sensor detects that current control described gas ratio valve and close after stopping.
Gas heater the most according to claim 8, it is characterised in that described water flow sensor is connected to described circulation
Between connection node and the described water inlet of pipeline and described water inlet pipe.
Gas heater the most according to claim 1, it is characterised in that described circulation line is provided with for connecting back to
The returning pipe joint of water pipe.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610606161.4A CN106091356B (en) | 2016-07-28 | 2016-07-28 | Gas water heater |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610606161.4A CN106091356B (en) | 2016-07-28 | 2016-07-28 | Gas water heater |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN106091356A true CN106091356A (en) | 2016-11-09 |
| CN106091356B CN106091356B (en) | 2022-12-16 |
Family
ID=57479381
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201610606161.4A Active CN106091356B (en) | 2016-07-28 | 2016-07-28 | Gas water heater |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN106091356B (en) |
Cited By (7)
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| CN107906733A (en) * | 2017-12-01 | 2018-04-13 | 信宜市家加美不锈钢制品有限公司 | Save water and energy combustion gas shower system and its control method |
| CN108444094A (en) * | 2018-06-06 | 2018-08-24 | 广东万家乐燃气具有限公司 | A kind of thermostatic type central heater and control method |
| CN109140779A (en) * | 2018-07-19 | 2019-01-04 | 中国二十冶集团有限公司 | A kind of combustion gas water circulation system and gas heater |
| CN110207390A (en) * | 2018-10-26 | 2019-09-06 | 华帝股份有限公司 | Shutdown control method for gas water heater |
| CN110207389A (en) * | 2018-10-26 | 2019-09-06 | 华帝股份有限公司 | Control method for pressurization function of gas water heater |
| CN110207388A (en) * | 2018-10-26 | 2019-09-06 | 华帝股份有限公司 | Intelligent shutdown control method for gas water heater |
| CN113137759A (en) * | 2020-01-19 | 2021-07-20 | 芜湖美的厨卫电器制造有限公司 | Gas water heater and control method thereof |
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Cited By (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107906733A (en) * | 2017-12-01 | 2018-04-13 | 信宜市家加美不锈钢制品有限公司 | Save water and energy combustion gas shower system and its control method |
| CN108444094A (en) * | 2018-06-06 | 2018-08-24 | 广东万家乐燃气具有限公司 | A kind of thermostatic type central heater and control method |
| CN109140779A (en) * | 2018-07-19 | 2019-01-04 | 中国二十冶集团有限公司 | A kind of combustion gas water circulation system and gas heater |
| CN110207390A (en) * | 2018-10-26 | 2019-09-06 | 华帝股份有限公司 | Shutdown control method for gas water heater |
| CN110207389A (en) * | 2018-10-26 | 2019-09-06 | 华帝股份有限公司 | Control method for pressurization function of gas water heater |
| CN110207388A (en) * | 2018-10-26 | 2019-09-06 | 华帝股份有限公司 | Intelligent shutdown control method for gas water heater |
| CN110207388B (en) * | 2018-10-26 | 2021-07-09 | 华帝股份有限公司 | Intelligent shutdown control method for gas water heater |
| CN110207390B (en) * | 2018-10-26 | 2021-07-09 | 华帝股份有限公司 | Shutdown control method for gas water heater |
| CN113137759A (en) * | 2020-01-19 | 2021-07-20 | 芜湖美的厨卫电器制造有限公司 | Gas water heater and control method thereof |
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| CN106091356B (en) | 2022-12-16 |
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