CN114704954A - Wall-mounted furnace control method with zero cold water reservation function - Google Patents
Wall-mounted furnace control method with zero cold water reservation function Download PDFInfo
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- CN114704954A CN114704954A CN202210457329.5A CN202210457329A CN114704954A CN 114704954 A CN114704954 A CN 114704954A CN 202210457329 A CN202210457329 A CN 202210457329A CN 114704954 A CN114704954 A CN 114704954A
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- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 title claims abstract description 172
- 238000000034 method Methods 0.000 title claims abstract description 15
- 238000010438 heat treatment Methods 0.000 claims abstract description 49
- 238000003287 bathing Methods 0.000 claims description 28
- 239000008236 heating water Substances 0.000 claims description 24
- 238000002485 combustion reaction Methods 0.000 claims description 10
- 230000008676 import Effects 0.000 claims description 4
- 230000004044 response Effects 0.000 claims description 2
- 230000003020 moisturizing effect Effects 0.000 claims 1
- 239000002699 waste material Substances 0.000 abstract description 4
- 239000007789 gas Substances 0.000 description 18
- 238000010586 diagram Methods 0.000 description 4
- 101000662112 Homo sapiens Pre-mRNA-splicing factor SYF2 Proteins 0.000 description 2
- 102100037901 Pre-mRNA-splicing factor SYF2 Human genes 0.000 description 2
- 101100453133 Saccharomyces cerevisiae (strain ATCC 204508 / S288c) ISY1 gene Proteins 0.000 description 2
- 230000006698 induction Effects 0.000 description 2
- VNWKTOKETHGBQD-UHFFFAOYSA-N methane Chemical compound C VNWKTOKETHGBQD-UHFFFAOYSA-N 0.000 description 2
- 230000002844 continuous effect Effects 0.000 description 1
- 238000007599 discharging Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000007710 freezing Methods 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 239000003345 natural gas Substances 0.000 description 1
- 230000008569 process Effects 0.000 description 1
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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
- F24H1/14—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 by tubes, e.g. bent in serpentine form
- F24H1/145—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 by tubes, e.g. bent in serpentine form using fluid fuel
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F24—HEATING; RANGES; VENTILATING
- F24D—DOMESTIC- OR SPACE-HEATING SYSTEMS, e.g. CENTRAL HEATING SYSTEMS; DOMESTIC HOT-WATER SUPPLY SYSTEMS; ELEMENTS OR COMPONENTS THEREFOR
- F24D19/00—Details
- F24D19/10—Arrangement or mounting of control or safety devices
- F24D19/1006—Arrangement or mounting of control or safety devices for water heating systems
- F24D19/1066—Arrangement or mounting of control or safety devices for water heating systems for the combination of central heating and domestic hot water
- F24D19/1069—Arrangement or mounting of control or safety devices for water heating systems for the combination of central heating and domestic hot water regulation in function of the temperature of the domestic hot 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
- F24H9/20—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)
- Control For Baths (AREA)
- Central Heating Systems (AREA)
Abstract
The invention discloses a wall-mounted furnace control method for zero-cold-water reservation, wherein the wall-mounted furnace has four use modes, namely a summer mode, a winter timing mode and a zero-cold-water mode, the zero-cold-water mode can be selected to be an instant heating mode or an all-weather mode, the instant heating mode is switched to the winter mode after running for 45min (default and adjustable range of 10-99 min), the winter timing mode is that a timing function is added on the basis of the winter mode, the wall-mounted furnace control method can preheat water in a pipeline from a mounting point to a water point of the wall-mounted furnace, when a user has a water demand, a water tap is started, hot water can come out without waiting, and waste of water resources is avoided.
Description
Technical Field
The invention relates to a wall-mounted boiler, in particular to a wall-mounted boiler control method for zero cold water reservation.
Background
The wall-mounted boiler is a gas wall-mounted boiler, is called as a gas wall-mounted heating boiler for short, is a water heater taking natural gas as energy, and has various safety protection measures such as anti-freezing protection, anti-dry heating protection, accidental flameout protection, over-temperature protection, water pump anti-blocking protection and the like.
The existing wall-mounted boiler usually needs to be heated by discharging cold water for a period of time in the using process, when the wall-mounted boiler without the preheating function is used for water, when a user needs hot water, a certain distance exists between the installation point of the wall-mounted boiler and the water consumption point, and the temperature of the wall-mounted boiler is about 50s from ignition to temperature rise, so that a period of cold water is discharged in the period of time, the waste of water resources is caused, and the following solution is provided for the above problems.
Disclosure of Invention
The invention aims to provide a wall-mounted furnace control method with zero cold water reservation, which is used for preheating water in a pipeline from a mounting point to a water consumption point of a wall-mounted furnace.
To further solve the problems to be solved by the present invention
The technical purpose of the invention is realized by the following technical scheme:
the utility model provides a hanging stove of zero cold water reservation, includes hanging stove body, this internal fan, main heat exchanger, expansion tank, combustor subassembly, circulating water pump, water intaking valve and the water supply valve of installing of hanging stove, be connected with the wind pressure switch on the fan, be connected with the limit temperature switch on the main heat exchanger, hanging stove body bottom is equipped with the gas import, be connected through the gas pipeline between gas import and the combustor subassembly, be equipped with the gas valve on the gas pipeline of combustor subassembly, be equipped with the ignition response needle on the combustor subassembly, install electronic three-way valve between gas pipeline and the waterway pipeline between combustor subassembly and the circulating water pump, circulating water pump includes heating circulating water pump and bathroom circulating water pump, the external connection of electric wire of hanging stove body has the controller, hanging stove body bottom is provided with heating apopore, water outlet, Bathroom apopore, bathroom inlet opening and heating return water hole.
Preferably, a heating water outlet NTC is arranged on a connection circuit of the main heat exchanger, and a bathroom water outlet NTC and a bathroom water inlet NTC are respectively arranged on a connection circuit of the wall-hanging furnace body for controlling bathroom water outlet and bathroom water inlet.
A control method of a wall-mounted furnace body with zero cold water reservation is characterized in that the wall-mounted furnace body has four use modes, namely a summer mode, a winter timing mode and a zero cold water mode, the zero cold water mode can be selected to be an instant heating mode or an all-weather mode, the instant heating mode is switched to the winter mode after running for 45min (default, adjustable range is 10-99 min), and the winter timing mode is preferably a mode with timing function added on the basis of the winter mode.
Preferably, the summer mode only has a bathroom function, and when a user has a bathing demand and the controller detects that the water flow is more than or equal to 2.5L/min, the bathing combustion program is executed.
Preferably, the winter mode comprises a bathroom function and a heating function, wherein the bathroom function is prior to the heating function; when a user has a bathing requirement, the controller detects that the water flow is more than or equal to 2.5Lmin, and then a bathing combustion program is executed; otherwise, the controller judges the relation that the T heating water outlet is less than or equal to the T heating setting-T heating return difference, and executes a heating combustion program or a heat preservation program.
Preferably, the zero-cold-water mode has a bathroom function, a zero-cold-water preheating function and a heating function, wherein the bathroom function is prior to the zero-cold-water preheating function, and the heating function is inferior; when a user has a bathing requirement, the controller detects that the water flow is more than or equal to 2.5L/min, and then the bathing combustion function is executed; otherwise, when the T bath outlet water is less than the T bath setting-T zero cold water return difference, executing a zero cold water preheating program; and if no bath and zero cold water preheating requirement exists, executing a heating program.
Preferably, the circulating water pump in the zero cold water preheating function is started to operate and is started for timing, when the bath water flow is more than or equal to 2.5L/min, ignition and combustion are carried out, otherwise, a fault is reported; judging whether the temperature of inlet and outlet water reaches the preheating temperature after combustion, simultaneously calculating the starting operation time of the circulating water pump, entering a standby state and entering secondary timing if the conditions are met, and judging the heating requirement; and when the circulating water pump stops running for 45min, the product maintains the current state, the circulating water pump is started, whether the zero cold water starting condition is met or not is judged, and the pipeline is preheated again.
Has the advantages that: multiple usage pattern has been designed with the hanging stove, make can select different modes according to the transform of weather, thereby the loss of the energy saving, the expenditure of cost is reduced, in order to prevent when there is the hot water demand, thereby can put a period of time cold water earlier and cause the waste of water resource to the hanging stove design zero cold water mode specially, open zero cold water mode, the hanging stove can preheat the water in the running water pipeline, when the user has the hot water demand, it has hot water to open tap, the comfort is improved, save the gas, electric power and water resource.
Drawings
Fig. 1 is a schematic view for showing an internal structure of a wall-hanging stove;
fig. 2 is a schematic diagram of an embodiment of a zero-cold water system for a wall-hanging stove;
FIG. 3 is a schematic flow control diagram illustrating four modes of a wall hanging stove according to an embodiment;
FIG. 4 is a schematic view illustrating a flow control in a summer mode of the wall-hanging stove according to an embodiment;
FIG. 5 is a schematic view illustrating a flow control for showing a winter mode of a wall-hanging stove according to an embodiment;
fig. 6 is a schematic flow control diagram showing a zero cold water mode of the wall-hanging stove according to the embodiment;
fig. 7 is a schematic flow control diagram illustrating a zero cold water preheating mode of the wall-hanging stove according to the embodiment.
Reference numerals are as follows: 1. a wall-mounted boiler body; 2. a fan; 3. a primary heat exchanger; 4. an expansion tank; 5. a burner assembly; 6. a water inlet valve; 7. a water replenishing valve; 8. a wind pressure switch; 9. a limit temperature switch; 10. a gas inlet; 11. a gas valve; 12. an ignition induction needle; 13. an electric three-way valve; 14. a heating circulating water pump; 15. a bathroom circulating water pump; 16. heating water outlet holes; 17. bathroom water outlet holes; 18. a bathroom water inlet hole; 19. a heating water return hole; 20. a heating water outlet pipe; 21. a heating water return pipe; 22. a bathroom water outlet pipe; 23. a bathroom water inlet pipe; 24. a water pressure gauge; 25. a first bathing point; 26. a second bathing point; 27. a one-way valve; 28. a cold water pipe; 29. heating water outlet NTC; 30. bathroom outlet NTC; 31. bathroom intaking NTC.
Detailed Description
The following description is only a preferred embodiment of the present invention, and the protection scope is not limited to the embodiment, and any technical solution that falls under the idea of the present invention should fall within the protection scope of the present invention. It should also be noted that modifications and embellishments within the scope of the invention may occur to those skilled in the art without departing from the principle of the invention.
Referring to fig. 1, a wall-mounted boiler with zero cold water reservation comprises a wall-mounted boiler body 1, a fan 2, a main heat exchanger 3, an expansion water tank 4, a burner assembly 5, a circulating water pump, a water inlet valve 6 and a water replenishing valve 7 are installed in the wall-mounted boiler body 1, a wind pressure switch 8 is connected to the fan 2, a limit temperature switch 9 is connected to the main heat exchanger 3, a gas inlet 10 is arranged at the bottom of the wall-mounted boiler body 1, the gas inlet 10 is connected to the burner assembly 5 through a gas pipeline, a gas valve 11 is arranged on the gas pipeline of the burner assembly 5, combustion of the burner assembly 5 is controlled through the gas valve 11, an ignition induction needle 12 is arranged on the burner assembly 5, an electric three-way valve 13 is installed between the gas pipeline and a water pipeline between the burner assembly 5 and the circulating water pump, the circulating water pump comprises a heating circulating water pump 14 and a bathroom circulating water pump 15, and a controller is connected to the wall-mounted outside the wall-mounted boiler body 1 through an electric wire, the bottom of the hanging stove body 1 is provided with a heating water outlet 16, a bathroom water outlet 17, a bathroom water inlet 18 and a heating water return 19.
Referring to fig. 1, a connection circuit of a main heat exchanger 3 is provided with a heating outlet NTC29, a connection circuit of a wall-hanging furnace body 1 for controlling bathroom outlet water and bathroom inlet water is respectively provided with a bathroom outlet NTC30 and a bathroom inlet NTC31, the circuits are protected by the heating outlet NTC29, the bathroom outlet NTC30 and the bathroom inlet NTC31, so as to avoid surge current generated in the electronic circuit at the moment of starting, a power type NTC thermistor is connected in series in a power circuit, surge current during starting can be effectively suppressed, and after the effect of suppressing the surge current is completed, due to the continuous effect of the current, the resistance value of the power type NTC thermistor is reduced to a very small degree, the power consumed by the power type NTC thermistor can be ignored, and normal working current cannot be affected.
See fig. 2, the bottom of the heating water outlet 16 is connected with a heating water outlet pipe 20, the bottom of the heating water return hole 19 is connected with a heating water return pipe 21, thereby a heating loop is realized by the heating water outlet pipe 20 and the heating water return pipe 21 and the floor heating, the bottom of the bathroom water outlet 17 is connected with a bathroom water outlet pipe 22, the bottom of the bathroom water inlet hole 18 is connected with a bathroom water inlet pipe 23, thereby a bathroom loop is formed by the bathroom water outlet pipe 22 and the bathroom water inlet pipe 23, thereby a bathing point one 25 and a bathing point two 26 are connected on the bathroom water outlet pipe 22, the one-way valve 27 is connected in the bathroom water outlet pipe 22, still be connected with the cold water pipe 28 on the bathing point one 25 and the bathing point two 26, thereby the temperature is too high when bathing through the cooperation use between the cold water pipe 28 and the bathroom water outlet pipe 22.
Referring to fig. 3, the wall-mounted furnace body 1 has four use modes, namely a summer mode, a winter timing mode and a zero cold water mode, the wall-mounted furnace body 1 has a bathroom function, a zero cold water preheating function and a heating function, so that different functions can be started in different modes, the zero cold water mode can be selected to be an instant heating mode or an all-weather mode, the instant heating mode is switched to the winter mode after running for 45min (default, adjustable range of 10-99 min), the winter timing mode is a mode in which a timing function is added on the basis of the winter mode, and the timing device is started to be adjusted to the time required to be started according to the required use time.
Referring to fig. 4, in the summer mode, only the bathroom function is provided, when a user has a bathing requirement, and the controller detects that the water flow is more than or equal to 2.5L/min, a bathing combustion program is executed, the burner assembly 5 is started to heat the main heat exchanger 3, so that bathing can be performed, and when the controller detects that the water flow is less than 2.5L/min, the wall-mounted furnace body 1 is in a standby state, so that waste of energy is prevented.
Referring to fig. 5, the winter mode includes a bathroom function and a heating function, wherein the bathroom function is prior to the heating function; when a user has a bathing requirement, the controller detects that the water flow is more than or equal to 2.5Lmin, and then a bathing combustion program is executed; otherwise, the controller judges the relation that T heating water outlet is less than or equal to T heating setting-T heating return difference, and executes a heating combustion program or a heat preservation program.
Referring to fig. 6, in the zero cold water mode, there are a bathroom function, a zero cold water preheating function, and a heating function, wherein the bathroom function is prior to the zero cold water preheating function, and the heating function is inferior; when a user has a bathing requirement, the controller detects that the water flow is more than or equal to 2.5L/min, and then the bathing combustion function is executed; otherwise, when the T bath outlet water is less than the T bath setting-T zero cold water return difference, executing a zero cold water preheating program; and if no bath and zero cold water preheating requirement exists, executing a heating program.
Referring to fig. 7, in the zero cold water preheating function, the direct-current water pump is started to operate and is started for timing, when the bath water flow is more than or equal to 2.5L/min, ignition and combustion are carried out, otherwise, a fault is reported; judging whether the temperature of inlet and outlet water reaches a preheating temperature after combustion, simultaneously calculating the starting operation time of the direct-current water pump, entering a standby state and entering secondary timing if the conditions are met, and judging the heating requirement; and when the direct-current water pump stops running for 45min, the product maintains the current state, the direct-current water pump is started, whether the zero cold water starting condition is met or not is judged, and the pipeline is preheated again.
Claims (8)
1. The utility model provides a hanging stove of zero cold water reservation, includes hanging stove body (1), its characterized in that, install fan (2), main heat exchanger (3), expansion tank (4), combustor subassembly (5), circulating water pump, water intaking valve (6) and moisturizing valve (7) in hanging stove body (1), be connected with wind pressure switch (8) on fan (2), be connected with limit temperature switch (9) on main heat exchanger (3), hanging stove body (1) bottom is equipped with gas import (10), be connected through the gas pipeline between gas import (10) and combustor subassembly (5), be equipped with gas valve (11) on the gas pipeline of combustor subassembly (5), be equipped with ignition response needle (12) on combustor subassembly (5), install electric three-way valve (13) between gas pipeline and the circulating water pump between combustor subassembly (5) and the water route, circulating water pump includes heating circulating water pump (14) and bathroom circulating water pump (15), hanging stove body (1) external connection electric wire is connected with the controller, hanging stove body (1) bottom is provided with heating apopore (16), bathroom apopore (17), bathroom inlet opening (18) and heating return water hole (19).
2. The wall-hanging stove control method with zero cold water reservation according to claim 1, characterized in that a heating water outlet pipe (20) is connected to the bottom of the heating water outlet hole (16), a heating water return pipe (21) is connected to the bottom of the heating water return hole (19), the heating water outlet pipe (20), the heating water return pipe (21) and the floor heating system realize a heating loop, a bathroom water outlet pipe (22) is connected to the bottom of the bathroom water outlet hole (17), a bathroom water inlet pipe (23) is connected to the bottom of the bathroom water inlet hole (18), a bathroom loop is formed by the bathroom water outlet pipe (22) and the bathroom water inlet pipe (23), a water pressure gauge (24) is arranged on the bathroom water outlet pipe (22), a bathroom point I (25) and a bathroom point II (26) are connected to the bathroom water outlet pipe (22), a one-way valve (27) is connected to the bathroom water outlet pipe (22), the first bathing point (25) and the second bathing point (26) are also connected with a cold water pipe (28).
3. The method as claimed in claim 1, wherein the main heat exchanger (3) is provided with a heating water outlet NTC (29) on a connection circuit, and the wall-hanging stove body (1) is provided with a bathroom water outlet NTC (30) and a bathroom water inlet NTC (31) on connection circuits for controlling bathroom water outlet and bathroom water inlet.
4. The control method is characterized in that the wall-mounted furnace has four using modes which are a summer mode, a winter timing mode and a zero cold water mode, the zero cold water mode can be selected to be an instant heating mode or an all-weather mode, the instant heating mode is switched to the winter mode after running for 45min (default and adjustable range of 10-99 min), and the winter timing mode is a mode with a timing function added on the basis of the winter mode.
5. The method as claimed in claim 4, wherein the summer mode has only a bathroom function, and when the user has a bathing requirement, the controller detects that the water flow is greater than or equal to 2.5L/min, and executes a bathing combustion program.
6. The method as claimed in claim 4, wherein the winter mode includes a bathroom function and a heating function, wherein the bathroom function is prior to the heating function; when a user has a bathing requirement, the controller detects that the water flow is more than or equal to 2.5Lmin, and then a bathing combustion program is executed; otherwise, the controller judges the relation that T heating water outlet is less than or equal to T heating setting-T heating return difference, and executes a heating combustion program or a heat preservation program.
7. The method as claimed in claim 4, wherein the zero-cold-water-reservation wall-hanging stove has a bathroom function, a zero-cold-water-preheating function, and a heating function in the zero-cold-water mode, wherein the bathroom function is prior to the zero-cold-water-preheating function, and the heating function is inferior; when a user has a bathing requirement, the controller detects that the water flow is more than or equal to 2.5L/min, and then the bathing combustion function is executed; otherwise, when the T bath outlet water is less than the T bath setting-T zero cold water return difference, executing a zero cold water preheating program; and if no bath and zero cold water preheating requirement exists, executing a heating program.
8. The control method of the wall-mounted furnace with the zero-cold-water reservation function according to claim 7, characterized in that a circulating water pump in the zero-cold-water preheating function is started to operate and started for timing, when the bath water flow is more than or equal to 2.5L/min, ignition and combustion are carried out, otherwise, a fault is reported; judging whether the temperature of inlet and outlet water reaches the preheating temperature after combustion, simultaneously calculating the starting operation time of the circulating water pump, entering a standby state and entering secondary timing if the conditions are met, and judging the heating requirement; and when the circulating water pump stops running for 45min, the product maintains the current state, the circulating water pump is started, whether the zero cold water starting condition is met or not is judged, and the pipeline is preheated again.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202210457329.5A CN114704954A (en) | 2022-04-28 | 2022-04-28 | Wall-mounted furnace control method with zero cold water reservation function |
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| Application Number | Priority Date | Filing Date | Title |
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| CN202210457329.5A CN114704954A (en) | 2022-04-28 | 2022-04-28 | Wall-mounted furnace control method with zero cold water reservation function |
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| CN114704954A true CN114704954A (en) | 2022-07-05 |
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| CN202210457329.5A Pending CN114704954A (en) | 2022-04-28 | 2022-04-28 | Wall-mounted furnace control method with zero cold water reservation function |
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| CN112594772A (en) * | 2020-11-17 | 2021-04-02 | 华帝股份有限公司 | Wall-mounted boiler zero-cold-water starting method |
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2022
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| CN106016690A (en) * | 2016-07-06 | 2016-10-12 | 珠海格力电器股份有限公司 | Gas wall-mounted boiler and control method thereof |
| CN107894093A (en) * | 2017-12-08 | 2018-04-10 | 深圳市赛尔盈电子有限公司 | A kind of detachable ptc heater |
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| CN111322763A (en) * | 2020-02-11 | 2020-06-23 | 华帝股份有限公司 | Double-line zero-cold-water temperature control method and wall-mounted furnace |
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