CN202158652U - High-efficient energy-saving water heater - Google Patents

High-efficient energy-saving water heater Download PDF

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Publication number
CN202158652U
CN202158652U CN2011202296350U CN201120229635U CN202158652U CN 202158652 U CN202158652 U CN 202158652U CN 2011202296350 U CN2011202296350 U CN 2011202296350U CN 201120229635 U CN201120229635 U CN 201120229635U CN 202158652 U CN202158652 U CN 202158652U
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CN
China
Prior art keywords
heat exchanger
water
outlet
energy
smoke
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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.)
Expired - Fee Related
Application number
CN2011202296350U
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Chinese (zh)
Inventor
吴勇
韩荣明
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吴勇
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Filing date
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Priority to CN2011202296350U priority Critical patent/CN202158652U/en
Application granted granted Critical
Publication of CN202158652U publication Critical patent/CN202158652U/en
Anticipated expiration legal-status Critical
Expired - Fee Related legal-status Critical Current

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Abstract

The utility model relates to a high-efficient energy-saving water heater, which comprises a burning stove, a main heat exchanger and an auxiliary heat exchanger. The burning stove is provided with a water jacket, wherein a transverse tube bank is arranged above the burning stove, and a tube array is respectively arranged in the main heat exchanger and the auxiliary heat exchanger. A water inlet of the water jacket is connected with a water outlet tube of the main heat exchanger, a water inlet of the main heat exchanger is connected with a water outlet tube of the auxiliary heat exchanger, a water inlet of the auxiliary heat exchanger is connected with a water pump, a water outlet tube of the water jacket is connected with a water inlet of the transverse tube bank, and the transverse tube bank is provided with a hot water outlet. An outlet of a smoke return tube of the main heat exchanger is connected with a smoke inlet of the auxiliary heat exchanger, and a smoke outlet of the auxiliary heat exchanger is connected with a fan. The water heater reasonably distributes the flowing paths of water paths and gas (smoke) paths, can fully utilize waste heat of smoke to preheat cold water, increases water temperature of the inlet of the main heat exchanger, and further heats up gradually to generate hot water and steam, thereby greatly improving heat efficiency, being efficient and saving energy.

Description

Energy-efficient water heater
Technical field
The utility model relates to a kind of energy-efficient water heater, is the hot-water heating system that produces hot water or produce steam simultaneously.
Background technology
Unit such as industrial and mining enterprises, school adopts hot-water boiler that hot water/steam that produce every day, life is required is provided more.Traditional hot-water boiler design mostly is unreasonable, and the hot flue gas that fuel produces directly discharges, and flue gas heat fails to make full use of, and heat loss is big, and the thermal efficiency is low excessively.
Summary of the invention
The purpose of the utility model provides and a kind ofly can produce hot water, produces the energy-efficient water heater of steam in case of necessity, and this stove can make full use of fume afterheat, and the thermal efficiency is high, and energy consumption is low, fuel saving.
This energy-efficient water heater comprises combustion furnace, main heat exchanger and secondary heat exchanger, and said combustion furnace is provided with water leg, and the top of combustion furnace is provided with horizontal comb, is provided with tubulation in the main heat exchanger and returns smoke pipe, is provided with tubulation in the secondary heat exchanger; The water inlet of said water leg links to each other with the outlet pipe of main heat exchanger; The water inlet of main heat exchanger links to each other with the outlet pipe of secondary heat exchanger; The water inlet of secondary heat exchanger links to each other with water pump, and the outlet pipe of water leg links to each other with the water inlet of horizontal comb, and laterally comb is provided with hot water outlet; The smoke pipe outlet of returning of said main heat exchanger links to each other with the gas approach of secondary heat exchanger, and the exhanst gas outlet of secondary heat exchanger links to each other with blower fan.
Tubulation in the said secondary heat exchanger is divided into into cigarette group and smoke group, and the lower port of two groups of tubulations is isolated into gas approach end and smoke outlet mutually, and the port of two groups of tubulations communicates with collection chamber through secondary heat exchanger.
Be connected a waste heat boiler between the gas approach that returns smoke pipe outlet and secondary heat exchanger of said main heat exchanger, waste heat boiler is provided with steam outlet pipe, and the hot water outlet of said horizontal comb links to each other with the water inlet pipe of waste heat boiler.
Said blower fan outlet communicates with being embedded in underground water deduster, and water deduster is provided with exhaust outlet.
Said waste heat boiler is provided with Pressure gauge and safety valve.
Said waste heat boiler is provided with content gauge.
Said water pump is provided with water control valve.
Said waste heat boiler is provided with blowoff valve.
The hot water outlet of said horizontal comb is provided with the hot water outlet valve.
This water heater has carried out rational design to water route gentle (cigarette) road flow process; Can make full use of fume afterheat cold water is carried out preheating, improve the inlet water temperature of main heat exchanger, then cascade raising temperature; Produce hot water and steam; Reduce the outlet temperature of flue gas, the thermal efficiency is greatly improved, and has energy-efficient characteristics.
Description of drawings
Fig. 1 is the structural representation of energy-efficient water heater.
Fig. 2 is the structural representation that is provided with the energy-efficient water heater of waste heat boiler.
Among the figure: the 1-main heat exchanger, the 2-tubulation, 3-returns cigarette, the horizontal comb of 4-, 5-water leg, 6-combustion furnace; 1-1,7-1-collection chamber, 7-2-gas approach, 7-3-exhanst gas outlet, 8-advance cigarette group tubulation, 8 '-smoke group tubulation, 9-blower fan; The 10-water deduster, 10-1-exhaust outlet, 11-water pump, 12-water control valve, 13-safety valve; The 14-Pressure gauge, 15-steam outlet pipe, 16-content gauge, 17-waste heat boiler water inlet pipe, 18-blowoff valve; 19-water leg outlet pipe, 20-hot water outlet valve, 21-main heat exchanger outlet pipe, 22-waste heat boiler, the secondary heat exchanger outlet pipe of 23-.
The specific embodiment
Structure below in conjunction with description of drawings the utility model.
Like Fig. 1, water heater comprises combustion furnace 6, main heat exchanger 1 and secondary heat exchanger 7, and combustion furnace 6 is provided with water leg 5, and the top of combustion furnace is provided with horizontal comb 4, and main heat exchanger 1 is provided with tubulation 2 and returns smoke pipe 3; The water inlet of water leg 5 links to each other with the outlet pipe 21 of main heat exchanger 1; The water inlet of main heat exchanger 1 links to each other with the outlet pipe 22 of secondary heat exchanger 7; The water inlet of secondary heat exchanger 7 links to each other with water pump 11; Water leg 5 links to each other with the import of horizontal comb through outlet pipe, and laterally the delivery port of comb 4 is equipped with hot water effluent's valve 20; Smoke pipe 3 outlets of returning of said main heat exchanger 1 link to each other with the gas approach 7-2 of secondary heat exchanger 7, and the exhanst gas outlet 7-3 of secondary heat exchanger links to each other with blower fan 9.Blower fan 9 outlets feed and are embedded in underground water deduster 10, and water deduster 10 is provided with exhaust outlet.Water pump is provided with water control valve 12.
Coal-fired in combustion furnace 6, the burning produces about 1200 ℃ high temperature; High-temperature flue gas adds the water in hot water jacket 5 and the horizontal comb 4; About flue gas cool-down to 900 ℃, through between the pipe of horizontal comb 4, rise, get into tubulation 2, the top collection chamber 1-1 of main heat exchanger 1 successively; Feed into cigarette group tubulation 8, collection chamber 7-1 successively from returning smoke pipe 3 descending gas approach 7-2 through secondary heat exchanger 7; Come downwards to exhanst gas outlet 7-3 from smoke tubulation 8 ' then,, after 10 dedustings of underground water deduster, discharge the atmosphere from exhaust outlet through wind 9 machine sucking-offs.
On the other hand, cold water is pressed into secondary heat exchanger 7 by water pump 11, and warp carries out heat exchange with flue gas in the tubulation 8 ', 8, and temperature rises 5~10 ℃; Feed main heat exchanger 1 then; Carry out heat exchange with the flue gas in the tubulation 2, temperature rises 10~15 ℃ again, feeds combustion furnace 6 water leg 5 on every side by outlet pipe 21; Water temperature continues to rise; Outlet pipe 19 through water leg 5 gets into double-deck laterally first the mouth of pipe of comb 4, and the not arm from the horizontal comb 4 of bilayer flows out (being the delivery port of horizontal comb 4) then, through hot water outlet valve 20 hot-water supplies.Water pump 11 outlets are provided with water control valve 12, and automatic controller can be set, and with the aperture that this valve 12 is regulated in manual control or automatic control, control the outlet hot water temperature through the size of the water yield.
Fig. 2 representes, between the gas approach 7-1 that returns smoke pipe 3 outlets and secondary heat exchanger 7 of main heat exchanger 1, is connected a waste heat boiler 22, and all the other and Fig. 1 are same.The hot water that flows out from horizontal comb 4 feeds waste heat boiler 22 from water inlet pipe 17; The high-temperature flue gas of hot water and about 500 ℃ carries out exchange heat, produces steam very soon, through steam outlet pipe 15 outputs; Life is provided or produces use, also can take hot water simultaneously through hot water valve 20.The water level that waste heat boiler 22 bottoms have is shown by water gage 16.Waste heat boiler 22 tops are provided with safety valve 13, Pressure gauge 14.
Regularly cleaning of waste heat boiler 22 is through blowoff valve 18 blowdowns.

Claims (9)

1. energy-efficient water heater is characterized in that comprising combustion furnace, main heat exchanger and secondary heat exchanger, and said combustion furnace is provided with water leg, and the top of combustion furnace is provided with horizontal comb, is provided with tubulation in the main heat exchanger and returns smoke pipe, is provided with tubulation in the secondary heat exchanger; The water inlet of said water leg links to each other with the outlet pipe of main heat exchanger; The water inlet of main heat exchanger links to each other with the outlet pipe of secondary heat exchanger; The water inlet of secondary heat exchanger links to each other with water pump, and the outlet pipe of water leg links to each other with the water inlet of horizontal comb, and laterally comb is provided with hot water outlet; The smoke pipe outlet of returning of said main heat exchanger links to each other with the gas approach of secondary heat exchanger, and the exhanst gas outlet of secondary heat exchanger links to each other with blower fan.
2. energy-efficient water heater according to claim 1; It is characterized in that the tubulation in the said secondary heat exchanger is divided into into cigarette group and smoke group; The lower port of two groups of tubulations is isolated into gas approach end and smoke outlet mutually, and the port of two groups of tubulations communicates with collection chamber through secondary heat exchanger.
3. energy-efficient water heater according to claim 1; It is characterized in that being connected a waste heat boiler between the gas approach that returns smoke pipe outlet and secondary heat exchanger of said main heat exchanger; Waste heat boiler is provided with steam outlet pipe, and the hot water outlet of said horizontal comb links to each other with the water inlet pipe of waste heat boiler.
4. energy-efficient water heater according to claim 1 is characterized in that said blower fan outlet communicates with being embedded in underground water deduster, and water deduster is provided with exhaust outlet.
5. energy-efficient water heater according to claim 3 is characterized in that said waste heat boiler is provided with Pressure gauge and safety valve.
6. energy-efficient water heater according to claim 4 is characterized in that said waste heat boiler is provided with content gauge.
7. energy-efficient water heater according to claim 5 is characterized in that said waste heat boiler is provided with blowoff valve.
8. according to claim 1 or 2 or 3 or 4 or 5 or 6 or 7 described energy-efficient water heaters, it is characterized in that said water pump is provided with water control valve.
9. energy-efficient water heater according to claim 8 is characterized in that the hot water outlet of said horizontal comb is provided with the hot water outlet valve.
CN2011202296350U 2011-07-01 2011-07-01 High-efficient energy-saving water heater Expired - Fee Related CN202158652U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN2011202296350U CN202158652U (en) 2011-07-01 2011-07-01 High-efficient energy-saving water heater

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN2011202296350U CN202158652U (en) 2011-07-01 2011-07-01 High-efficient energy-saving water heater

Publications (1)

Publication Number Publication Date
CN202158652U true CN202158652U (en) 2012-03-07

Family

ID=45766291

Family Applications (1)

Application Number Title Priority Date Filing Date
CN2011202296350U Expired - Fee Related CN202158652U (en) 2011-07-01 2011-07-01 High-efficient energy-saving water heater

Country Status (1)

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CN (1) CN202158652U (en)

Cited By (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN105543442A (en) * 2016-02-29 2016-05-04 北京志能祥赢节能环保科技股份有限公司 Method and system for treating converter flue gas passing by evaporative cooling pipeline
CN108613210A (en) * 2016-12-13 2018-10-02 三久股份有限公司 Multisection type boiler heat-exchange device
CN109186077A (en) * 2018-08-30 2019-01-11 崔秀萍 A kind of heat-conducting medium boiler and its method
CN111023067A (en) * 2019-12-11 2020-04-17 佛山市高明区高级技工学校 Hot water circulating system

Cited By (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN105543442A (en) * 2016-02-29 2016-05-04 北京志能祥赢节能环保科技股份有限公司 Method and system for treating converter flue gas passing by evaporative cooling pipeline
CN108613210A (en) * 2016-12-13 2018-10-02 三久股份有限公司 Multisection type boiler heat-exchange device
CN109186077A (en) * 2018-08-30 2019-01-11 崔秀萍 A kind of heat-conducting medium boiler and its method
CN109186077B (en) * 2018-08-30 2021-04-23 苏州远略知识产权运营有限公司 Heat-conducting medium boiler and method thereof
CN111023067A (en) * 2019-12-11 2020-04-17 佛山市高明区高级技工学校 Hot water circulating system

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C14 Grant of patent or utility model
GR01 Patent grant
EXPY Termination of patent right or utility model
CF01 Termination of patent right due to non-payment of annual fee

Granted publication date: 20120307

Termination date: 20140701