CN111043748A - Gas heating water heater and control method thereof - Google Patents
Gas heating water heater and control method thereof Download PDFInfo
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- CN111043748A CN111043748A CN201911247876.5A CN201911247876A CN111043748A CN 111043748 A CN111043748 A CN 111043748A CN 201911247876 A CN201911247876 A CN 201911247876A CN 111043748 A CN111043748 A CN 111043748A
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- 239000008236 heating water Substances 0.000 title claims abstract description 106
- 238000000034 method Methods 0.000 title claims abstract description 12
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims abstract description 204
- 238000010438 heat treatment Methods 0.000 claims abstract description 27
- 230000001105 regulatory effect Effects 0.000 claims description 3
- 239000007789 gas Substances 0.000 abstract description 30
- UGFAIRIUMAVXCW-UHFFFAOYSA-N Carbon monoxide Chemical compound [O+]#[C-] UGFAIRIUMAVXCW-UHFFFAOYSA-N 0.000 abstract description 12
- 239000003546 flue gas Substances 0.000 abstract description 12
- 230000001276 controlling effect Effects 0.000 description 7
- 230000001133 acceleration Effects 0.000 description 3
- 238000010586 diagram Methods 0.000 description 3
- VNWKTOKETHGBQD-UHFFFAOYSA-N methane Chemical compound C VNWKTOKETHGBQD-UHFFFAOYSA-N 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 239000002918 waste heat Substances 0.000 description 2
- 239000003345 natural gas Substances 0.000 description 1
- 239000000779 smoke Substances 0.000 description 1
- 235000013311 vegetables Nutrition 0.000 description 1
- 238000005406 washing Methods 0.000 description 1
Images
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
- 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
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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
- F24H1/00—Water heaters, e.g. boilers, continuous-flow heaters or water-storage heaters
- F24H1/48—Water heaters for central heating incorporating heaters for domestic water
- F24H1/52—Water heaters for central heating incorporating heaters for domestic water incorporating heat exchangers for domestic water
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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
- F24H9/0005—Details for water heaters
-
- 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
- F24H9/0005—Details for water heaters
- F24H9/001—Guiding means
- F24H9/0015—Guiding means in water channels
-
- 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
A gas heating water heater and a control method thereof, the gas heating water heater comprises: a fan; the first heat exchanger is communicated with a heating water pipeline; the second heat exchanger is arranged at the air outlet of the fan; and a first medium pipeline and a second medium pipeline are arranged in the third heat exchanger, the first medium pipeline is communicated with the second heat exchanger, and the second medium pipeline is communicated with a domestic water pipeline. The residual heat energy in the flue gas is absorbed through the second heat exchanger arranged at the position of the air outlet of the fan, the domestic water is heated in the third heat exchanger, the heating of the domestic water is realized when the first heat exchanger heats the heating water, so that a user can enjoy the convenience of heating water heating and domestic water heating when the user is in winter, and the experience of the user is improved.
Description
Technical Field
The invention relates to the technical field of household heating equipment, in particular to a gas heating water heater and a control method thereof.
Background
A gas heating water heater, also called a gas wall-mounted heater, is a water heater which supplies hot water by natural gas. The household gas heating water heater is a household appliance with double functions of providing household heating and domestic hot water. The gas heating water heater has a powerful household central heating function, meets the household heating requirement, provides domestic hot water for users, and brings great living convenience for the users.
When a user uses the gas heating water heater in winter, the heating function is in a normally open state, if the user uses domestic water again, the heating of the heating water is stopped firstly, and the domestic water is guaranteed preferentially. After the user stops using domestic water, continue to heat heating water, heating water when can't realize heating water and domestic water has influenced user's experience.
Disclosure of Invention
Therefore, an object of the present invention is to provide a gas-fired heating stove, which overcomes the drawback that a gas-fired heating water heater cannot heat heating water and domestic water at the same time, and comprises:
a fan;
the first heat exchanger is communicated with a heating water pipeline;
the second heat exchanger is arranged at the air outlet of the fan;
and a first medium pipeline and a second medium pipeline are arranged in the third heat exchanger, the first medium pipeline is communicated with the second heat exchanger, and the second medium pipeline is communicated with a domestic water pipeline.
Preferably, the water inlet end of the heating water pipeline is respectively communicated with the water inlet end of the first heat exchanger and the water inlet end of the second heat exchanger;
and the water outlet end of the third heat exchanger is respectively communicated with the water inlet end of the first heat exchanger and the water inlet end of the second heat exchanger.
Preferably, the gas-fired heating water heater further includes:
the first shunt control device is arranged in a pipeline communicated with the water outlet end of the second heat exchanger and the water inlet end of the first medium pipeline;
the second shunt control device is arranged in a pipeline communicated with the water outlet end of the first heat exchanger and the water outlet end of the heating water pipeline;
the first shunt control device is also in communication with the second shunt control device.
Preferably, the first shunt control means and/or the second shunt control means is an electric three-way regulating valve.
Preferably, the control module is electrically connected with the first shunt control device and/or the second shunt control device respectively, and controls the opening or closing of each communication port of the first shunt control device and/or the second shunt control device.
Preferably, a water inlet end of the first water pump is communicated with a water inlet end of the heating water pipeline and a water outlet end of the first medium pipeline, and a water outlet end of the first water pump is communicated with a water inlet end of the first heat exchanger and a water inlet end of the second heat exchanger.
Preferably, the second water pump is arranged on the domestic water pipeline.
Preferably, the third heat exchanger is a plate heat exchanger.
Preferably, the third shunt control device is communicated with the water outlet end of the second medium pipeline;
and the third shunt control device is also respectively communicated with the water outlet ends of the plurality of domestic water pipelines.
The invention also discloses a control method of the gas heating water heater, which uses the gas water heater comprising a first throttling control device and a second throttling control device, and the method comprises the following steps:
closing the port of the first throttling control device communicated with the second throttling control device, and opening other communicated ports of the first throttling control device and the second throttling control device;
and starting the gas heating water heater, and heating the heating water and the domestic water at the same time.
The technical scheme of the invention has the following advantages:
according to the gas heating water heater and the control method thereof, the second heat exchanger arranged at the air outlet of the fan absorbs heat energy in the flue gas, the domestic water is heated in the third heat exchanger, and the domestic water is heated while the first heat exchanger heats the heating water, so that a user can enjoy the convenience of heating the heating water and the domestic water simultaneously in winter, and the experience of the user is improved.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below, and it is obvious that the drawings in the following description are some embodiments of the present invention, and other drawings can be obtained by those skilled in the art without creative efforts.
Fig. 1 is a schematic diagram of a gas heating water heater according to a first embodiment of the present invention;
FIG. 2 is a schematic diagram of a gas-fired water heater according to a second embodiment of the present invention;
FIG. 3 is a schematic diagram of a gas-fired water heater according to a third embodiment of the present invention;
fig. 4 is a flowchart of a method for controlling a gas-fired heating water heater according to a third embodiment of the present invention.
Detailed Description
The technical solutions of the present invention will be described clearly and completely with reference to the accompanying drawings, and it should be understood that the described embodiments are some, but not all embodiments of the present invention. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
In the description of the present invention, it should be noted that the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer", etc., indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplicity of description, but do not indicate or imply that the device or element being referred to must have a particular orientation, be constructed and operated in a particular orientation, and thus, should not be construed as limiting the present invention. Furthermore, the terms "first," "second," and "third" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.
Example one
An embodiment of the present invention provides a gas heating water heater, referring to fig. 1, including: fan 1, first heat exchanger 2, second heat exchanger 3, third heat exchanger 4.
The first heat exchanger 2 is communicated with a heating water pipeline, and the first heat exchanger 2 is connected with a burner (not shown in the figure) and used for absorbing heat energy generated by the burner so as to heat water in the first heat exchanger 2 and provide the water for a heating water pipeline of a user.
The second heat exchanger 3 sets up in 1 air outlet position of fan, and the flue gas that the combustor produced is discharged through 1 fan after to 2 heats first heat exchangers, but the flue gas of 1 air outlet department of fan still includes a large amount of heat energy and is not absorbed by 2 first heat exchangers. The second heat exchanger 3 is arranged at the air outlet of the fan 1, and water in the second heat exchanger 3 is heated by utilizing flue gas which still contains a large amount of heat energy and is discharged by the fan 1, so that the utilization rate of the heat energy generated by the combustor is improved.
A first medium pipeline and a second medium pipeline are arranged in the third heat exchanger 4. The first medium pipeline is communicated with the second heat exchanger 3, and the second medium pipeline is communicated with the domestic water pipeline. The water in the second heat exchanger 3 flows through the first medium pipeline of the third heat exchanger 4, the flue gas waste heat absorbed at the air outlet of the fan 1 is transferred to the water in the second medium pipeline in the third heat exchanger 4, and the water in the second medium pipeline enters the domestic water pipeline after being heated, and is supplied to users to be used as water for bathroom. And a third water pump (not shown in the figure) is arranged on a pipeline for communicating the second heat exchanger 3 with the third heat exchanger 4. The third water pump promotes the heating water to circularly flow in the second heat exchanger 3, the third heat exchanger 4 and the communicating pipeline, so that the heat energy is gradually transferred to the domestic water in the second medium pipeline of the third heat exchanger 4 from the smoke at the air outlet of the fan 1, and the domestic water convenient for users is provided.
Above-mentioned gas heating water heater absorbs the heat energy in the flue gas through setting up in the second heat exchanger 3 of 1 air outlet position of fan, heats domestic water in third heat exchanger 4, realizes the heating to domestic water when heating the heating water in first heat exchanger 2 to make the user enjoy the convenience that heating water heating and domestic water heated when winter simultaneously, improved user's experience and felt.
In one embodiment of the present embodiment, the gas-fired heating water heater further includes a first water pump 7. First water pump 7 sets up in the end of intaking of heating water pipeline, drives the rivers of heating water pipeline and flows, and circulation acceleration prevents to damage equipment and pipeline because of the water heating time overlength of the combustor in to first heat exchanger 2 that the velocity of water flow arouses too slowly.
In another embodiment of this embodiment, the gas-fired water heater further includes a second water pump (not shown), and the second water pump is disposed on the domestic water pipeline. Optionally, the second water pump both can set up in the end of intaking of domestic water pipeline, also can set up in the play water end of domestic water, when the user needs to use domestic hot water, the flow velocity of domestic water pipeline normal water after the acceleration heating has improved water pressure, has promoted the experience sense that the user used.
Example two
The embodiment of the invention provides a water heater utilizing gas heating, and please refer to fig. 2, which is different from the first embodiment in that a water inlet end of a heating water pipeline is respectively communicated with a water inlet end of a first heat exchanger 2 and a water inlet end of a second heat exchanger 3, and a water outlet end of a first medium pipeline of a third heat exchanger 4 is respectively communicated with a water inlet end of the first heat exchanger 2 and a water inlet end of the second heat exchanger 3. That is, the water flowing in the second heat exchanger 3 and the third heat exchanger 4 is mixed with the water in the first heat exchanger 2 and the heating water pipe.
The heat exchanger further comprises a first water pump 7, the water inlet end of the first water pump 7 is communicated with the water inlet end of the heating water pipeline and the water outlet end of the first medium pipeline of the third heat exchanger 4, and the water outlet end of the first water pump 7 is communicated with the water inlet end of the first heat exchanger 2 and the water inlet end of the second heat exchanger 3. The first water pump 7 is arranged at the position, so that the water heated by the first heat exchanger 2 can flow fast, the water in the second heat exchanger 3 and the third heat exchanger 4 can flow fast, and the circulation of the water is accelerated.
EXAMPLE III
In a first aspect, the present embodiment provides a gas-fired water heater, please refer to fig. 3, including: the heat exchanger comprises a fan 1, a first heat exchanger 2, a second heat exchanger 3, a third heat exchanger 4, a first shunt control device and a second shunt control device. The fan 1, the first heat exchanger 2, the second heat exchanger 3, and the third heat exchanger 4 in the third embodiment are the same as those in the first or second embodiment.
The first heat exchanger 2 is communicated with a heating water pipeline, and the first heat exchanger 2 is connected with the burner and used for absorbing heat energy generated by the burner so as to heat water in the first heat exchanger 2 and provide the water for heating of a user.
The second heat exchanger 3 sets up in 1 air outlet position of fan, and the flue gas that the combustor produced is discharged through 1 fan after to 2 heats first heat exchangers, but the flue gas of 1 air outlet department of fan still includes a large amount of heat energy and is not absorbed by 2 first heat exchangers. The second heat exchanger 3 is arranged at the air outlet of the fan 1, and water in the second heat exchanger 3 is heated by utilizing flue gas which still contains a large amount of heat energy and is discharged by the fan 1, so that the utilization rate of the heat energy generated by the combustor is improved.
A first medium pipeline and a second medium pipeline are arranged in the third heat exchanger 4, the first medium pipeline is communicated with the second heat exchanger 3, and the second medium pipeline is communicated with a domestic water pipeline. The water in the second heat exchanger 3 flows through the first medium pipeline of the third heat exchanger 4, the flue gas waste heat absorbed at the air outlet of the fan 1 is transferred to the water in the second medium pipeline in the third heat exchanger 4, and the water in the second medium pipeline enters the domestic water pipeline after being heated, and is supplied to users to be used as water for bathroom.
Specifically, the water inlet end of the heating water pipeline and the water outlet end of the first medium pipeline of the third heat exchanger 4 are communicated with the water inlet end of the first water pump 7, and the water inlet end of the first heat exchanger 2 and the water inlet end of the second heat exchanger 3 are communicated with the water outlet end of the first water pump 7.
The first shunt control device is respectively communicated with the water outlet end of the second heat exchanger 3 and the water inlet end of the first medium pipeline, and the second shunt control device is respectively communicated with the water outlet end of the first heat exchanger 2 and the water outlet end of the heating water pipeline. The first shunt control device is also in communication with the second shunt control device. The control module is electrically connected with the first shunt control device and the second shunt control device respectively and controls the opening or closing of the communication ports of the first shunt control device and the second shunt control device.
Optionally, the first shunt control device and/or the second shunt control device is an electric three-way regulating valve.
Optionally, the third heat exchanger 4 is a plate heat exchanger. The plate heat exchanger has the advantages of simple structure, low cost, long service life and the like. In one embodiment of this embodiment, the gas-fired water heater includes a second water pump (not shown), and the second water pump is disposed on the domestic water pipeline. Optionally, the second water pump both can set up in the end of intaking of domestic water pipeline, also can set up in the play water end of domestic water, when the user needs to use domestic hot water, the flow velocity of domestic water pipeline normal water after the acceleration heating has improved water pressure, has promoted the experience sense that the user used.
In one embodiment of the present embodiment, a gas-fired heating water heater includes: a third throttle control device (not shown in the figure). The third throttling control device is communicated with the water outlet end of the second medium pipeline of the third heat exchanger 4 and is also respectively communicated with the water outlet ends of the multiple domestic water pipelines. Through the control of the third throttling control device, the function of preferentially ensuring certain or certain purposes when the domestic water has multiple purposes is realized, for example, the bathroom water is prior to the kitchen vegetable washing water.
The gas heating water heater in the above embodiment can realize three working modes under the control of the control module:
mode 1: heating water working mode
And controlling the port of the first throttling control device 5 communicated with the water inlet end of the first medium pipeline to be closed, controlling other communicated ports of the first throttling control device 5 and all communicated ports of the second throttling control device 6 to be opened, and starting the burner of the gas heating water heater.
After the gas heating water heater starts the burner, the heating water of the heating water pipeline enters the water inlet end of the first heat exchanger 2 and the water inlet end of the second heat exchanger 3 respectively after passing through the first water pump 7. Wherein, the heating water flowing out from the water outlet end of the first heat exchanger 2 enters the water outlet end of the heating water pipeline through the second throttling control device 6; the heating water flowing out of the water outlet end of the second heat exchanger 3 enters the water outlet end of the heating water pipeline through the first throttling control device 5. It can be known that the water inlet end of the first medium pipeline of the third heat exchanger 4 is closed, and the domestic water cannot absorb heat energy in the third heat exchanger 4.
Mode 2: working mode of domestic water
And controlling the port of the second throttling control device 6 communicated with the water outlet end of the heating water pipeline to be closed, controlling other communicating ports of the second throttling control device 6 and all communicating ports of the first throttling control device 5 to be opened, and starting the burner of the gas heating water heater.
After the burner is started up in the gas heating water heater, the heating water in the heating water pipeline passes through the first water pump 7 and then enters the water inlet end of the first heat exchanger 2 and the water inlet end of the second heat exchanger 3 respectively. The heating water flowing out of the water outlet end of the first heat exchanger 2 enters the water inlet end of the first medium pipeline of the third heat exchanger 4 through the second throttling control device 6, the heating water flowing out of the water outlet end of the second heat exchanger 3 also enters the water inlet end of the first medium pipeline of the third heat exchanger 4 through the first throttling control device 5, and meanwhile, the domestic water flowing through the second medium pipeline is heated in the third heat exchanger 4, so that the requirement of a user on the domestic water is met. The heating water flowing out from the water outlet end of the first medium pipeline of the third heat exchanger 4 and the heating water at the water inlet end of the heating water pipeline are fed into the water inlet end of the first water pump 7 together.
Mode 3: heating water and domestic water working mode
Controlling the mutually communicated ports of the first throttling control device 5 and the second throttling control device 6 to be closed, and controlling other communicated ports of the first throttling control device 5 and the second throttling control device 6 to be fully opened; starting a burner of the gas heating water heater.
After the gas heating water heater starts the burner, the heating water of the heating water pipeline enters the water inlet end of the first heat exchanger 2 and the water inlet end of the second heat exchanger 3 respectively after passing through the first water pump 7. And the heating water flowing out of the water outlet end of the first heat exchanger 2 enters the water outlet end of the heating water pipeline through the second throttling control device 6, so that the heating function of the heating water is realized. The heating water flowing out of the water outlet end of the second heat exchanger 3 enters the water inlet end of the first medium pipeline of the third heat exchanger 4 through the first throttling control device 5, the domestic water is heated in the third heat exchanger 4, and the domestic water heating function is achieved. When gas heating water heater worked in mode 3, realized heating water heating function and domestic water heating function simultaneously, improved the experience sense that the user used.
The gas heating water heater in the above embodiment can work in the mode 1, the mode 2 or the mode 3, and different working modes are adopted according to the needs of users, so that the pertinence of the use of the device is improved.
Referring to fig. 4, a gas-fired heating water heater including a first throttle control device 5 and a second throttle control device 6 is used, and includes the following steps:
and S100, closing the mutually communicated ports of the first throttling control device 5 and the second throttling control device 6, and opening other communicated ports of the first throttling control device 5 and the second throttling control device 6.
And S200, starting the gas heating water heater, and heating the heating water and the domestic water at the same time.
According to the control method of the gas heating water heater, the mutually communicated ports of the first throttling control device 5 and the second throttling control device 6 are closed, and other ports are opened, so that the gas heating water heater can heat domestic water and heating water simultaneously, and the convenience of use of a user is improved.
According to the gas heating water heater and the control method thereof provided by the embodiment of the invention, the second heat exchanger arranged at the air outlet of the fan absorbs the heat energy in the flue gas, the domestic water is heated in the third heat exchanger, and the domestic water is heated while the first heat exchanger heats the heating water, so that a user can enjoy the convenience of heating the heating water and the domestic water in winter, and the experience of the user is improved.
It should be understood that the above examples are only for clarity of illustration and are not intended to limit the embodiments. Other variations and modifications will be apparent to persons skilled in the art in light of the above description. And are neither required nor exhaustive of all embodiments. And obvious variations or modifications therefrom are within the scope of the invention.
Claims (10)
1. A gas heating water heater, characterized by that includes:
a fan;
the first heat exchanger is communicated with a heating water pipeline;
the second heat exchanger is arranged at the air outlet of the fan;
and a first medium pipeline and a second medium pipeline are arranged in the third heat exchanger, the first medium pipeline is communicated with the second heat exchanger, and the second medium pipeline is communicated with a domestic water pipeline.
2. The gas-fired heating water heater according to claim 1,
the water inlet end of the heating water pipeline is respectively communicated with the water inlet end of the first heat exchanger and the water inlet end of the second heat exchanger;
and the water outlet end of the third heat exchanger is respectively communicated with the water inlet end of the first heat exchanger and the water inlet end of the second heat exchanger.
3. The gas-fired heating water heater according to claim 2, further comprising:
the first shunt control device is arranged in a pipeline communicated with the water outlet end of the second heat exchanger and the water inlet end of the first medium pipeline;
the second shunt control device is arranged in a pipeline communicated with the water outlet end of the first heat exchanger and the water outlet end of the heating water pipeline;
the first shunt control device is also in communication with the second shunt control device.
4. The gas-fired heating water heater according to claim 3,
the first shunt control device and/or the second shunt control device are/is an electric three-way regulating valve.
5. The gas-fired heating water heater according to claim 3, further comprising:
and the control module is electrically connected with the first shunt control device and/or the second shunt control device respectively and controls the opening or closing of each communication port of the first shunt control device and/or the second shunt control device.
6. The gas-fired heating water heater according to claim 2, further comprising:
and the water inlet end of the first water pump is communicated with the water inlet end of the heating water pipeline and the water outlet end of the first medium pipeline, and the water outlet end of the first water pump is communicated with the water inlet end of the first heat exchanger and the water inlet end of the second heat exchanger.
7. The gas-fired heating water heater according to claim 2, further comprising:
and the second water pump is arranged on the domestic water pipeline.
8. The gas-fired heating water heater according to claim 2,
the third heat exchanger is a plate heat exchanger.
9. The gas-fired heating water heater according to claim 2, further comprising:
the third flow dividing control device is communicated with the water outlet end of the second medium pipeline;
and the third shunt control device is also respectively communicated with the water outlet ends of the plurality of domestic water pipelines.
10. A gas heating water heater control method using the gas heating water heater according to any one of claims 3 to 5, the method comprising the steps of:
closing the port of the first throttling control device communicated with the second throttling control device, and opening other communicated ports of the first throttling control device and the second throttling control device;
and starting the gas heating water heater, and heating the heating water and the domestic water at the same time.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201911247876.5A CN111043748A (en) | 2019-12-09 | 2019-12-09 | Gas heating water heater and control method thereof |
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| Application Number | Priority Date | Filing Date | Title |
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| CN201911247876.5A CN111043748A (en) | 2019-12-09 | 2019-12-09 | Gas heating water heater and control method thereof |
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| CN111043748A true CN111043748A (en) | 2020-04-21 |
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Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1438452A (en) * | 2003-01-29 | 2003-08-27 | 霍虹均 | Double-body gas heating and water-heating stove |
| CN201662226U (en) * | 2010-04-15 | 2010-12-01 | 广东万家乐燃气具有限公司 | Condensation-type gas-fired heating water heater |
| CN108870736A (en) * | 2018-08-01 | 2018-11-23 | 万家乐热能科技有限公司 | A kind of gas-heating water heater and its control method |
| CN211290528U (en) * | 2019-12-09 | 2020-08-18 | 珠海格力电器股份有限公司 | Gas heating water heater |
-
2019
- 2019-12-09 CN CN201911247876.5A patent/CN111043748A/en active Pending
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1438452A (en) * | 2003-01-29 | 2003-08-27 | 霍虹均 | Double-body gas heating and water-heating stove |
| CN201662226U (en) * | 2010-04-15 | 2010-12-01 | 广东万家乐燃气具有限公司 | Condensation-type gas-fired heating water heater |
| CN108870736A (en) * | 2018-08-01 | 2018-11-23 | 万家乐热能科技有限公司 | A kind of gas-heating water heater and its control method |
| CN211290528U (en) * | 2019-12-09 | 2020-08-18 | 珠海格力电器股份有限公司 | Gas heating water heater |
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