CN103256716B - Method and device for recovering retention heat of gas heating water heater - Google Patents
Method and device for recovering retention heat of gas heating water heater Download PDFInfo
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- CN103256716B CN103256716B CN201310212683.2A CN201310212683A CN103256716B CN 103256716 B CN103256716 B CN 103256716B CN 201310212683 A CN201310212683 A CN 201310212683A CN 103256716 B CN103256716 B CN 103256716B
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Abstract
A method for recovering retention heat of a gas heating water heater is characterized by including a closed circulation loop mode established for heating a house, a closed circulation loop mode and a heat exchange loop mode, wherein the closed circulation loop mode is mainly used for recovering the retention heat of a main heater exchanger and for heat exchange of a bath, and the heat exchange loop mode is used for the bath. A device for recovering the retention heat of the gas heating water heater is provided with a heat accumulating device and a three-way reversing valve. A water inlet end of the heat accumulating device is connected with a water outlet end of the main heat exchanger. A water outlet end of the heat accumulating device is connected with a water inlet end of the three-way reversing valve. A first water outlet of the three-way reversing valve is connected with a feed line of a heating radiator. A water return line of the heating radiator is connected with a water inlet of a water pump. A water outlet of the water pump is connected with a water inlet end of the main heat exchanger. A second water outlet of the three-way reversing valve is connected with the water pump. The water outlet of the water pump is connected with the water inlet end of the main heat exchanger. A heat exchanger tube for bath water is arranged in the heat accumulating device. The method for recovering the retention heat of the gas heating water heater has the advantages of being scientific, reasonable, practicable, good in economy and capable of achieving recycle of the retention heat of the gas heating water heater and fully utilizes energy more effectively.
Description
Technical field
The present invention relates to gas-heating water heater, is recovery method and device thereof that a kind of gas-heating water heater is detained heat.
Background technology
Gas-heating water heater, also known as burnt gas wall hanging furnace, it has two basic functions, and one is residence heating, and two is bath hot waters, and the water route of two kinds of functions is independently.Heating water be by fuel gas buring after heat smoke heat, be called extreme misery heat exchange; Bath hot water is heated it by heating water, is called the heat exchange of water water.Heat exchange mode has two kinds usually, and one is double pipe heat exchanger, and another kind is plate type heat exchanger, and its principle is substantially identical.Double pipe heat exchanger is therefore named to be conceived, and be bassoon inner sleeve tubule, bassoon is heated tubule after being heated again.During heating, the water flow in bassoon, intratubular water does not flow, and the water in bassoon carries out circulation cooling by water pump and takes away heat; During bathing, the water in bassoon does not flow, intratubular water flow, and the disposable discharge of intratubular water, takes away heat.When intratubular bath water stops suddenly, heating also stops thereupon, but the delay hot temperature degree of water is also very high in heat exchanger and bassoon, need at once to start water pump and blower fan, at once in heat exchanger and bassoon, the delay heat of water is lowered the temperature, to avoid intratubular water to be detained thermal inertia heating, tubule water temperature over-high scald people or generation gasification phenomenon is caused to cause the accident.So the rear cleaning of gas-heating water heater has just become the outer requisite working procedure of gas-heating water heater of Present Domestic.Sweep delay heat by as normal phenomenon always out in the cold.
Gas-heating water heater often starts heating once, blower fan just must once clean afterwards, after each the cleaning time be 10-100 second not etc., rough calculation, single delay heat emitted with regard to blower fan, each at least at more than 200W, every average every day in platform gas-heating water heater summer in winter at least wants startup optimization more than 10 times, the heat emitted every day is at least at more than 2000W, be roughly equal to the natural gas of more than 0.2 cubic metre, every platform gas-heating water heater will discharge the natural gas slatterning more than 73 cubic metres every year, direct economy waste more than about 150 yuan.Existing gas-heating water heater tens million of in the world, China is existing millions also, and increases with the speed of annual more than 120 ten thousand.Direct economic loss Conservative estimation produced thus is more than more than 200,000,000 yuans, and be also very huge to the destruction of environmental protection, the waste of electricity consumption does not wherein also count by this.
Summary of the invention
The object of the invention is, overcome the prejudice of prior art, put forth effort on the problem solving gas-heating water heater and be detained recuperation of heat utilization, there is provided a kind of scientific and reasonable, practical, good economy performance, the gas-heating water heater that more effectively can make full use of the energy is detained the recovery method of heat; And provide and realize said method device used.
Realizing the technical scheme that the object of the invention adopts is that a kind of gas-heating water heater is detained the recovery method of heat, and it is characterized in that, it comprises following content:
1) the closed cycle circuit type of residence heating is established as
The water outlet end being positioned at the main heat exchanger above burner is connected with regenerative apparatus inlet end, the water outlet end of regenerative apparatus is connected with the inlet end of three-way diverter valve, first delivery port of three-way diverter valve is connected with the supply line of heating radiator, the water return pipeline of heating radiator is connected with the water inlet of water pump, and the delivery port of water pump is connected with the inlet end of main heat exchanger;
2) set up to reclaim the closed cycle circuit type of main heat exchanger delay heat for bathing heat exchange
The water outlet end being positioned at the main heat exchanger above burner is connected with regenerative apparatus inlet end, the water outlet end of regenerative apparatus is connected with the inlet end of three-way diverter valve, second delivery port of three-way diverter valve is connected with water pump, and the delivery port of water pump is connected with the inlet end of main heat exchanger;
3) the heat-exchanging loop mode for bathing is set up
Be built-in with the heat exchanger tube of bath water at regenerative apparatus, the water inlet end of the heat exchanger tube of bath water is connected with running water pipe, and the water side of the heat exchanger tube of bath water is connected with cock of water drain and/or shower nozzle.
Realizing another technical scheme that the object of the invention adopts is, a kind of gas-heating water heater is detained the retracting device of heat, it comprises: be positioned at the main heat exchanger arranged above burner, blower fan is provided with at the top of main heat exchanger, be provided with water pump, the heat exchanger tube of heating radiator and bath water, the water inlet end of the heat exchanger tube of bath water is connected with running water pipe, the water side of the heat exchanger tube of bath water is connected with cock of water drain and/or shower nozzle, it is characterized in that, be provided with regenerative apparatus and three-way diverter valve, described regenerative apparatus inlet end is connected with the water outlet end of main heat exchanger, the water outlet end of regenerative apparatus is connected with the inlet end of described three-way diverter valve, first delivery port of three-way diverter valve is connected with the supply line of heating radiator, the water return pipeline of heating radiator is connected with the water inlet of water pump, the delivery port of water pump is connected with the inlet end of main heat exchanger, second delivery port of three-way diverter valve is connected with water pump, and the delivery port of water pump is connected with the inlet end of main heat exchanger, the heat exchanger tube of described bath water is placed in regenerative apparatus.
Gas-heating water heater of the present invention is detained the recovery method of heat, its obvious creativeness is, add regenerative apparatus and three-way diverter valve, thus construct the closed cycle loop of residence heating, reclaiming main heat exchanger delay heat for bathing heat exchange is main closed cycle loop and the heat-exchanging loop mode for bathing, utilize three-way diverter valve, automatically switch as required, when burner stops heating, water pump continues time delay and runs, by the delay thermal cycle in main heat exchanger and combustion chamber in regenerative apparatus or heating radiator, so just blower fan is not needed to carry out cooling discharge to the delay heat in main heat exchanger and combustion chamber again, all delay heat can be utilized in regenerative apparatus or heating radiator by aqueous fusion appearance.Not only decrease the waste of heat energy, also can carry out preheating to bath hot water, running water and hot water effluent's waste of time can be reduced, also the constant of bath water temperature and public hydraulic pressure can be conducive on the impact of gas-heating water heater bath water function, trace routine can also be simplified, reduce detection part, reduce and manufacture and maintenance cost, improve the security of complete machine, stability and life-span property and other relevant performance.Have methodological science reasonable, practical, good economy performance, more effectively can make full use of the advantages such as the energy.
Accompanying drawing explanation
Fig. 1 is the retracting device structural representation that gas-heating water heater is detained heat.
In figure: 1 heat exchanger tube, 2 regenerative apparatuses, 3 burners, 4 main heat exchangers, 5 blower fans, 6 hot water outlets, 7 running water inlets, 8 three-way diverter valves, 9 water pumps, 10 heating radiators.
Detailed description of the invention
The invention will be further described to utilize drawings and Examples below.
With reference to shown in figure, gas-heating water heater of the present invention is detained the recovery method of heat, comprises following content:
1) the closed cycle circuit type of residence heating is established as
The water outlet end being positioned at the main heat exchanger 4 above burner 3 is connected with regenerative apparatus 2 inlet end, the water outlet end of regenerative apparatus 2 is connected with the inlet end of three-way diverter valve 8, first delivery port of three-way diverter valve 8 is connected with the supply line of heating radiator 10, the water return pipeline of heating radiator 10 is connected with the water inlet of water pump 9, and the delivery port of water pump 9 is connected with the inlet end of main heat exchanger 4;
2) set up to reclaim the closed cycle circuit type of main heat exchanger delay heat for bathing heat exchange
The water outlet end being positioned at the main heat exchanger 4 above burner 3 is connected with regenerative apparatus 2 inlet end, the water outlet end of regenerative apparatus 2 is connected with the inlet end of three-way diverter valve 8, second delivery port of three-way diverter valve 8 is connected with water pump 9, and the delivery port of water pump 9 is connected with the inlet end of main heat exchanger 4;
3) the heat-exchanging loop mode for bathing is set up
Be built-in with the heat exchanger tube 1 of bath water at regenerative apparatus 2, the water inlet end of the heat exchanger tube 1 of bath water is connected with running water pipe 7, and the water side of the heat exchanger tube 1 of bath water is connected with cock of water drain and/or shower nozzle 6.
Gas-heating water heater of the present invention is detained the retracting device of heat, comprise: be positioned at above burner 3 and be provided with main heat exchanger 4, blower fan 5 is provided with at the top of main heat exchanger 4, be provided with water pump 9, the heat exchanger tube 1 of heating radiator 10 and bath water, the water inlet end of the heat exchanger tube 1 of bath water is connected with running water pipe 7, the water side of the heat exchanger tube 1 of bath water is connected with cock of water drain and/or shower nozzle 6, be provided with regenerative apparatus 2 and three-way diverter valve 8, described regenerative apparatus 2 inlet end is connected with the water outlet end of main heat exchanger 4, the water outlet end of regenerative apparatus 4 is connected with the inlet end of described three-way diverter valve 8, first delivery port of three-way diverter valve 8 is connected with the supply line of heating radiator 10, the water return pipeline of heating radiator 10 is connected with the water inlet of water pump 9, the delivery port of water pump 9 is connected with the inlet end of main heat exchanger 4, second delivery port of three-way diverter valve 8 is connected with water pump 9, and the delivery port of water pump 9 is connected with the inlet end of main heat exchanger 4, the heat exchanger tube 1 of described bath water is placed in regenerative apparatus 2.
Gas-heating water heater of the present invention is detained the retracting device of heat, when heating lighted a fire by burner 3, three-way diverter valve 8 is on demand to the closed cycle loop of residence heating, reclaiming main heat exchanger delay heat for bathing heat exchange is automatically switch in main closed cycle loop, when burner 3 stops heating, water pump 9 continues time delay operation, by the delay thermal cycle in main heat exchanger 4 and combustion chamber in regenerative apparatus 2 or heating radiator 10, so just blower fan 5 is not needed to carry out cooling discharge to the delay heat in main heat exchanger and combustion chamber again, all delay heat can be utilized in regenerative apparatus 2 or heating radiator 10 by aqueous fusion appearance.Not only decrease the waste of heat energy, also can carry out preheating to bath hot water, running water and hot water effluent's waste of time can be reduced, also the constant of bath water temperature and public hydraulic pressure can be conducive on the impact of wall-hung boiler bath water function, trace routine can also be simplified, reduce detection part, reduce and manufacture and maintenance cost, improve the security of complete machine, stability and life-span property and other relevant performance.
Specific embodiments of the invention are also non exhaustive, and what those skilled in the art carried out without creative work copies and improve the scope that should belong to the claims in the present invention protection.
Claims (2)
1. gas-heating water heater is detained a recovery method for heat, and it is characterized in that, it comprises following content:
1) the closed cycle circuit type of residence heating is established as
The water outlet end being positioned at the main heat exchanger above burner is connected with regenerative apparatus inlet end, the water outlet end of regenerative apparatus is connected with the inlet end of three-way diverter valve, first delivery port of three-way diverter valve is connected with the supply line of heating radiator, the water return pipeline of heating radiator is connected with the water inlet of water pump, and the delivery port of water pump is connected with the inlet end of main heat exchanger;
2) set up to reclaim the closed cycle circuit type of main heat exchanger delay heat for bathing heat exchange
The water outlet end being positioned at the main heat exchanger above burner is connected with regenerative apparatus inlet end, the water outlet end of regenerative apparatus is connected with the inlet end of three-way diverter valve, second delivery port of three-way diverter valve is connected with water pump, and the delivery port of water pump is connected with the inlet end of main heat exchanger;
3) the heat-exchanging loop mode for bathing is set up
Be built-in with the heat exchanger tube of bath water at regenerative apparatus, the water inlet end of the heat exchanger tube of bath water is connected with running water pipe, and the water side of the heat exchanger tube of bath water is connected with cock of water drain and/or shower nozzle.
2. a gas-heating water heater is detained hot retracting device, it comprises: be positioned at above burner and be provided with main heat exchanger, blower fan is provided with at the top of main heat exchanger, be provided with water pump, the heat exchanger tube of heating radiator and bath water, the water inlet end of the heat exchanger tube of bath water is connected with running water pipe, the water side of the heat exchanger tube of bath water is connected with cock of water drain and/or shower nozzle, it is characterized in that, be provided with regenerative apparatus and three-way diverter valve, described regenerative apparatus inlet end is connected with the water outlet end of main heat exchanger, the water outlet end of regenerative apparatus is connected with the inlet end of described three-way diverter valve, first delivery port of three-way diverter valve is connected with the supply line of heating radiator, the water return pipeline of heating radiator is connected with the water inlet of water pump, the delivery port of water pump is connected with the inlet end of main heat exchanger, second delivery port of three-way diverter valve is connected with water pump, and the delivery port of water pump is connected with the inlet end of main heat exchanger, the heat exchanger tube of described bath water is placed in regenerative apparatus.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201310212683.2A CN103256716B (en) | 2013-05-31 | 2013-05-31 | Method and device for recovering retention heat of gas heating water heater |
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| Application Number | Priority Date | Filing Date | Title |
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| CN201310212683.2A CN103256716B (en) | 2013-05-31 | 2013-05-31 | Method and device for recovering retention heat of gas heating water heater |
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| CN103256716A CN103256716A (en) | 2013-08-21 |
| CN103256716B true CN103256716B (en) | 2015-06-24 |
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| CN201310212683.2A Expired - Fee Related CN103256716B (en) | 2013-05-31 | 2013-05-31 | Method and device for recovering retention heat of gas heating water heater |
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Families Citing this family (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105805941A (en) * | 2016-05-23 | 2016-07-27 | 珠海格力电器股份有限公司 | Wall-hanging stove |
| CN105864862A (en) * | 2016-05-24 | 2016-08-17 | 珠海格力电器股份有限公司 | Bathroom heating device, heat exchange system and bathroom heating control method |
| CN106016691A (en) * | 2016-07-11 | 2016-10-12 | 珠海格力电器股份有限公司 | Fuel gas wall-hanging stove |
Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2903753Y (en) * | 2006-03-01 | 2007-05-23 | 李薇 | Heat pump heat recovering central machine for cooling, heating and bathing |
| CN101338904A (en) * | 2007-07-05 | 2009-01-07 | 北京神雾热能技术有限公司 | Low grade fuel single prewarming and thermal storage type condensation energy-saving boiler |
| WO2012086891A1 (en) * | 2010-12-24 | 2012-06-28 | 주식회사 경동나비엔 | Domestic combined heat and power system |
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2013
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Patent Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2903753Y (en) * | 2006-03-01 | 2007-05-23 | 李薇 | Heat pump heat recovering central machine for cooling, heating and bathing |
| CN101338904A (en) * | 2007-07-05 | 2009-01-07 | 北京神雾热能技术有限公司 | Low grade fuel single prewarming and thermal storage type condensation energy-saving boiler |
| WO2012086891A1 (en) * | 2010-12-24 | 2012-06-28 | 주식회사 경동나비엔 | Domestic combined heat and power system |
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Granted publication date: 20150624 Termination date: 20160531 |