CN115183468A - Anti-freezing gas water heater - Google Patents
Anti-freezing gas water heater Download PDFInfo
- Publication number
- CN115183468A CN115183468A CN202210893095.9A CN202210893095A CN115183468A CN 115183468 A CN115183468 A CN 115183468A CN 202210893095 A CN202210893095 A CN 202210893095A CN 115183468 A CN115183468 A CN 115183468A
- Authority
- CN
- China
- Prior art keywords
- electromagnetic valve
- water
- freezing
- scalding
- hot water
- 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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Links
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 title claims abstract description 138
- 238000007710 freezing Methods 0.000 title claims abstract description 49
- 239000012536 storage buffer Substances 0.000 claims abstract description 23
- 230000005611 electricity Effects 0.000 claims abstract description 12
- 238000002485 combustion reaction Methods 0.000 claims description 3
- 239000000779 smoke Substances 0.000 claims description 3
- 230000003111 delayed effect Effects 0.000 claims description 2
- 230000002528 anti-freeze Effects 0.000 claims 2
- 238000007599 discharging Methods 0.000 abstract description 3
- 239000000872 buffer Substances 0.000 abstract 1
- 230000004075 alteration Effects 0.000 description 1
- 230000001934 delay Effects 0.000 description 1
- 230000008014 freezing Effects 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 238000006467 substitution reaction 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
- 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
-
- 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
- F24H15/00—Control of fluid heaters
- F24H15/10—Control of fluid heaters characterised by the purpose of the control
- F24H15/136—Defrosting or de-icing; Preventing freezing
-
- 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
- F24H15/00—Control of fluid heaters
- F24H15/10—Control of fluid heaters characterised by the purpose of the control
- F24H15/184—Preventing harm to users from exposure to heated water, e.g. scalding
-
- 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
- F24H15/00—Control of fluid heaters
- F24H15/30—Control of fluid heaters characterised by control outputs; characterised by the components to be controlled
- F24H15/305—Control of valves
-
- 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
- F24H15/00—Control of fluid heaters
- F24H15/30—Control of fluid heaters characterised by control outputs; characterised by the components to be controlled
- F24H15/355—Control of heat-generating means in heaters
- F24H15/36—Control of heat-generating means in heaters of burners
-
- 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
- F24H15/00—Control of fluid heaters
- F24H15/40—Control of fluid heaters characterised by the type of controllers
- F24H15/414—Control of fluid heaters characterised by the type of controllers using electronic processing, e.g. computer-based
- F24H15/421—Control of fluid heaters characterised by the type of controllers using electronic processing, e.g. computer-based using pre-stored data
-
- 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
Landscapes
- 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)
- Computer Hardware Design (AREA)
- Heat-Pump Type And Storage Water Heaters (AREA)
Abstract
An anti-freezing gas water heater comprises a main control board, a water inlet, a water flow sensor, a water pump, a hot water outlet, a temperature sensor, a switching electromagnetic valve, an anti-freezing and anti-scalding electromagnetic valve, a water discharging electromagnetic valve, a water storing buffer tank, an electricity storage controller and a storage battery, wherein the switching electromagnetic valve, the anti-freezing and anti-scalding electromagnetic valve and the water discharging electromagnetic valve are connected with the main control board; the hot water outlet pipe is communicated with the water storage buffer tank through a straight pipe of a first three-way pipe fitting and an anti-freezing and anti-scalding electromagnetic valve, a branch pipe of the first three-way pipe fitting is communicated with a hot water outlet port through a straight pipe of a second three-way pipe fitting, the branch pipe is communicated with the water storage buffer tank, and a drainage electromagnetic valve is communicated with the water storage buffer tank; when the environment is low temperature and the temperature detected by the temperature sensor is low in a city power failure, shutdown or standby state, automatic drainage and antifreezing are performed; and the phenomenon that the temperature rise value is too high when the water is restarted and stopped after the full-power work is also prevented.
Description
Technical Field
The invention relates to a gas water heater.
Background
In the prior art, chinese patent 201220358350.1 discloses a drainage anti-freezing device for a gas water heater, which includes a controller, a tee body, a drainage electromagnetic valve disposed on the tee body, and at least two water flow channels communicated with the tee body and capable of being switched with each other, wherein the drainage electromagnetic valve is electrically connected to the controller. There are problems in that: after the gas water heater is used, water in the gas water heater and the water pipe is automatically or semi-automatically discharged, and water resources are wasted.
Disclosure of Invention
The purpose of the invention is: the anti-freezing gas water heater has the characteristics of preventing freezing and preventing the temperature rise value of water cut from being too high.
The invention is realized in the following way: an anti-freezing gas water heater comprises a main control board, a combustion chamber, a heat exchanger, a smoke exhaust part, a water inlet interface, a water flow sensor, a water pump, a hot water outlet interface and a temperature sensor, wherein the water inlet interface, the water flow sensor, the water pump and a cold water inlet pipe of the heat exchanger are sequentially communicated; temperature sensor is connected with the main control board, its characterized in that: also comprises a switch electromagnetic valve, an anti-freezing and anti-scalding electromagnetic valve, a drainage electromagnetic valve, a water storage buffer tank, an electricity storage controller and a storage battery,
the switch electromagnetic valve, the anti-freezing and anti-scalding electromagnetic valve and the drainage electromagnetic valve are connected with the main control board, the electricity storage controller is connected with the anti-freezing and anti-scalding electromagnetic valve, the drainage electromagnetic valve and the storage battery, and the electricity storage controller is connected with the main control board; the hot water outlet pipe is communicated with the water storage buffer tank through a straight pipe of a first three-way pipe fitting and an anti-freezing and anti-scalding electromagnetic valve, a branch pipe of the first three-way pipe fitting is communicated with a hot water outlet port through a straight pipe of a second three-way pipe fitting, a branch pipe is communicated with the water storage buffer tank, and a drainage electromagnetic valve is communicated with the water storage buffer tank;
when the mains supply is suddenly powered off or shut down, the water temperature detected by the temperature sensor is lower than 5 ℃, the electricity storage controller enables the storage battery to supply power for the anti-freezing and anti-scalding electromagnetic valve and the drainage electromagnetic valve, and residual water of the heat exchanger is discharged through the hot water outlet pipe, the anti-freezing and anti-scalding electromagnetic valve, the water storage buffer tank and the drainage electromagnetic valve; the power storage controller supplies power in a delayed manner;
after the full-power stop work, when the water outlet temperature exceeds a set value and the water outlet temperature is started again, the anti-freezing and anti-scalding electromagnetic valve is opened, part of hot water in the hot water outlet pipe enters the water storage buffer tank, and the other part of hot water in the hot water outlet pipe and the water in the water storage buffer tank enter the hot water outlet port to be mixed; when the outlet water temperature reaches a set value, the anti-freezing and anti-scalding electromagnetic valve is closed.
The anti-freezing gas water heater is characterized in that: the switching electromagnetic valve, the anti-freezing and anti-scalding electromagnetic valve and the drainage electromagnetic valve are power-off self-closing electromagnetic valves.
The anti-freezing gas water heater is characterized in that: in a standby state, when the temperature of the hot water outlet pipe is lower than 5 ℃, the main control board supplies power and drains water for the anti-freezing and anti-scalding electromagnetic valve and the drainage electromagnetic valve.
The anti-freezing gas water heater adopts the structure, so that water is automatically drained and anti-freezing when the environment is low in temperature and the temperature detected by the temperature sensor is low in a city power failure, shutdown or standby state; and the phenomenon that the temperature rise value is too high when the water is cut off after the full-power work is avoided.
Drawings
Fig. 1 is a front view of the present invention.
Detailed Description
Reference will now be made in detail to embodiments of the present invention, examples of which are illustrated in the accompanying drawings, wherein like reference numerals refer to the same or similar elements or elements having the same or similar functions throughout. The embodiments described below with reference to the accompanying drawings are illustrative only for the purpose of explaining the present invention, and are not to be construed as limiting the present invention.
As shown in fig. 1, an anti-freezing gas water heater comprises a main control board 1, a combustion chamber 2, a heat exchanger 3, a smoke exhaust part 4, a water inlet interface 5, a water flow sensor 6, a water pump 7, a hot water outlet interface 8 and a temperature sensor 9, wherein the water inlet interface 5, the water flow sensor 6, the water pump 7 and a cold water inlet pipe of the heat exchanger 3 are sequentially communicated, a hot water outlet pipe of the heat exchanger 3 is communicated with the hot water outlet interface 8, the temperature sensor 9 is arranged on the hot water outlet interface 8, and the temperature sensor 9 is connected with the main control board 1;
the anti-freezing and anti-scalding water storage device further comprises a switch electromagnetic valve 10, an anti-freezing and anti-scalding electromagnetic valve 11, a water discharge electromagnetic valve 12, a water storage buffer tank 13, an electricity storage controller 14 and a storage battery, wherein the electricity storage controller 14 controls charging and discharging of the storage battery.
The switch electromagnetic valve 10, the anti-freezing and anti-scalding electromagnetic valve 11 and the drainage electromagnetic valve 12 are connected with a main control board, the electricity storage controller 14 is connected with the anti-freezing and anti-scalding electromagnetic valve 11, the drainage electromagnetic valve 12 and the storage battery, and the electricity storage controller 14 is connected with the main control board; a hot water outlet pipe of the heat exchanger 3 is communicated with a water storage buffer tank 13 through a straight pipe of a first three-way pipe fitting and an anti-freezing and anti-scalding electromagnetic valve 11, a branch pipe of the first three-way pipe fitting is communicated with a hot water outlet port 8 through a straight pipe of a second three-way pipe fitting, a branch pipe is communicated with the water storage buffer tank 13, and a water drainage electromagnetic valve 12 is communicated with the water storage buffer tank 13;
the switching solenoid valve 10 is closed in a shutdown state or a power failure state; in the standby state, the switching solenoid valve 10 is in the on state;
the anti-freezing and anti-scalding electromagnetic valve 11 and the drainage electromagnetic valve 12 are in a closed state in a normal state;
when the mains supply is suddenly powered off or shut down, the temperature of water detected by the temperature sensor 8 is lower than 5 ℃, the power storage controller 14 enables the storage battery to supply power for the anti-freezing and anti-scalding electromagnetic valve 11 and the drainage electromagnetic valve 12, and residual water of the heat exchanger 3 is discharged through the hot water outlet pipe, the anti-freezing and anti-scalding electromagnetic valve 11, the water storage buffer tank 13 and the drainage electromagnetic valve 12; the power storage controller 14 delays power supply, and when the delay time is exceeded, the anti-freezing and anti-scalding electromagnetic valve 11 and the drainage electromagnetic valve 12 are powered off and closed;
after the full-power stop work, when the water temperature of the hot water outlet port exceeds a set value during the restart, the anti-freezing and anti-scalding electromagnetic valve 11 is opened, part of hot water in the hot water outlet pipe enters the water storage and anti-scalding tank 13, and the other part of hot water in the hot water outlet pipe and water in the water storage buffer tank 13 enter the hot water outlet port 8 to be mixed; when the outlet water temperature reaches a set value, the anti-freezing and anti-scalding electromagnetic valve 11 is closed; the national standard stipulates that the operation is carried out after 1 minute after the stop, and the measured highest temperature value of the hot water is reduced by the set hot water temperature value, namely the water-cut temperature rise value.
The switching electromagnetic valve 10, the anti-freezing and anti-scalding electromagnetic valve 11 and the drainage electromagnetic valve 12 are electromagnetic valves when power is off and closed automatically.
In a standby state, when the temperature of the hot water outlet pipe 8 is lower than 5 ℃, the main control panel 1 supplies power and drains water for the anti-freezing and anti-scalding electromagnetic valve 11 and the drainage electromagnetic valve 12.
While embodiments of the invention have been shown and described, it will be understood by those of ordinary skill in the art that: various changes, modifications, substitutions and alterations can be made to the embodiments without departing from the principles and spirit of the invention, the scope of which is defined by the claims and their equivalents.
Claims (3)
1. An anti-freezing gas water heater comprises a main control board, a combustion chamber, a heat exchanger, a smoke exhaust part, a water inlet interface, a water flow sensor, a water pump, a hot water outlet interface and a temperature sensor, wherein the water inlet interface, the water flow sensor, the water pump and a cold water inlet pipe of the heat exchanger are sequentially communicated; temperature sensor is connected with the main control board, its characterized in that: also comprises a switch electromagnetic valve, an anti-freezing and anti-scalding electromagnetic valve, a water discharge electromagnetic valve, a water storage buffer tank, an electricity storage controller and a storage battery,
the switch electromagnetic valve, the anti-freezing and anti-scalding electromagnetic valve and the drainage electromagnetic valve are connected with the main control board, the electricity storage controller is connected with the anti-freezing and anti-scalding electromagnetic valve, the drainage electromagnetic valve and the storage battery, and the electricity storage controller is connected with the main control board; the hot water outlet pipe is communicated with the water storage buffer tank through a straight pipe of a first three-way pipe fitting and an anti-freezing and anti-scalding electromagnetic valve, a branch pipe of the first three-way pipe fitting is communicated with a hot water outlet port through a straight pipe of a second three-way pipe fitting, the branch pipe is communicated with the water storage buffer tank, and a drainage electromagnetic valve is communicated with the water storage buffer tank;
when the mains supply is suddenly powered off or shut down, the temperature of water detected by the temperature sensor is lower than 5 ℃, the power storage controller enables the storage battery to supply power for the anti-freezing and anti-scalding electromagnetic valve and the drainage electromagnetic valve, and residual water of the heat exchanger is discharged through the hot water outlet pipe, the anti-freezing and anti-scalding electromagnetic valve, the water storage buffer tank and the drainage electromagnetic valve; the power storage controller supplies power in a delayed manner;
after the full-power stop work, when the water outlet temperature exceeds a set value and the water outlet temperature is started again, the anti-freezing and anti-scalding electromagnetic valve is opened, part of hot water in the hot water outlet pipe enters the water storage buffer tank, and the other part of hot water in the hot water outlet pipe and the water in the water storage buffer tank enter the hot water outlet port to be mixed; when the outlet water temperature reaches a set value, the anti-freezing and anti-scalding electromagnetic valve is closed.
2. The antifreeze gas water heater of claim 1, wherein: the switching electromagnetic valve, the anti-freezing and anti-scalding electromagnetic valve and the drainage electromagnetic valve are power-off self-closing electromagnetic valves.
3. An antifreeze gas water heater according to claim 1 or 2, wherein: in a standby state, when the temperature of the hot water outlet pipe is lower than 5 ℃, the main control board supplies power and drains water for the anti-freezing and anti-scalding electromagnetic valve and the drainage electromagnetic valve.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202210893095.9A CN115183468B (en) | 2022-07-27 | 2022-07-27 | Antifreezing gas water heater |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202210893095.9A CN115183468B (en) | 2022-07-27 | 2022-07-27 | Antifreezing gas water heater |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN115183468A true CN115183468A (en) | 2022-10-14 |
| CN115183468B CN115183468B (en) | 2023-12-22 |
Family
ID=83520507
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202210893095.9A Active CN115183468B (en) | 2022-07-27 | 2022-07-27 | Antifreezing gas water heater |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN115183468B (en) |
Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS63161350A (en) * | 1986-12-24 | 1988-07-05 | Matsushita Electric Ind Co Ltd | Freeze preventive device of hot water supplier with forced additional burning means |
| CN202442506U (en) * | 2012-02-21 | 2012-09-19 | 彭刚 | Anti-freezing device for fuel gas heater |
| JP2012202596A (en) * | 2011-03-25 | 2012-10-22 | Tokyo Electric Power Co Inc:The | Storage type water heater |
| CN104913487A (en) * | 2015-06-17 | 2015-09-16 | 广东万家乐燃气具有限公司 | Gas water heater and automatic drainage freeze preventing method thereof |
| CN206771717U (en) * | 2017-04-21 | 2017-12-19 | 中山市樱雪集团有限公司 | Water heater with small fluctuation of outlet water temperature |
| CN109869911A (en) * | 2017-12-05 | 2019-06-11 | 青岛经济技术开发区海尔热水器有限公司 | A kind of combustion gas constant temperature heating stove |
| US20200133318A1 (en) * | 2018-10-30 | 2020-04-30 | Lunal Corp. | Anti-scalding water outlet device |
| CN213066524U (en) * | 2020-06-19 | 2021-04-27 | 华帝股份有限公司 | Constant temperature gas water heater |
-
2022
- 2022-07-27 CN CN202210893095.9A patent/CN115183468B/en active Active
Patent Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS63161350A (en) * | 1986-12-24 | 1988-07-05 | Matsushita Electric Ind Co Ltd | Freeze preventive device of hot water supplier with forced additional burning means |
| JP2012202596A (en) * | 2011-03-25 | 2012-10-22 | Tokyo Electric Power Co Inc:The | Storage type water heater |
| CN202442506U (en) * | 2012-02-21 | 2012-09-19 | 彭刚 | Anti-freezing device for fuel gas heater |
| CN104913487A (en) * | 2015-06-17 | 2015-09-16 | 广东万家乐燃气具有限公司 | Gas water heater and automatic drainage freeze preventing method thereof |
| CN206771717U (en) * | 2017-04-21 | 2017-12-19 | 中山市樱雪集团有限公司 | Water heater with small fluctuation of outlet water temperature |
| CN109869911A (en) * | 2017-12-05 | 2019-06-11 | 青岛经济技术开发区海尔热水器有限公司 | A kind of combustion gas constant temperature heating stove |
| US20200133318A1 (en) * | 2018-10-30 | 2020-04-30 | Lunal Corp. | Anti-scalding water outlet device |
| CN213066524U (en) * | 2020-06-19 | 2021-04-27 | 华帝股份有限公司 | Constant temperature gas water heater |
Also Published As
| Publication number | Publication date |
|---|---|
| CN115183468B (en) | 2023-12-22 |
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