CN205655481U - Gas heating water heater of efficiency relative altitude - Google Patents
Gas heating water heater of efficiency relative altitude Download PDFInfo
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- CN205655481U CN205655481U CN201620481129.3U CN201620481129U CN205655481U CN 205655481 U CN205655481 U CN 205655481U CN 201620481129 U CN201620481129 U CN 201620481129U CN 205655481 U CN205655481 U CN 205655481U
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- recovery device
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Abstract
The utility model discloses a gas heating water heater of efficiency relative altitude, including combustion chamber and waste heat recovery device, install the heat exchanger in the combustion chamber, the combustor is installed to the below of heat exchanger, the exhaust fan is installed to the top, waste heat recovery device is provided with the waste gas import, exhaust outlet, a water inlet and a water outlet, waste heat recovery device's the delivery port and the end intercommunication of intaking of heat exchanger, waste heat recovery device's the waste gas import and the air -out end intercommunication of exhaust fan, waste heat recovery device can absorb the heat in the gas heating water heater waste gas, heat in getting into the heat exchanger after preheating cold water, can effectively improve the utilization ratio of gas, improve gas heating water heater's energy efficiency ratio, the temperature of waste gas is reduced, energy saving and environmental protection.
Description
Technical field
This utility model relates to a kind of water heating apparatus, and a kind of have waste heat secondary and utilize the gas-heating water heater of function.
Background technology
The waste gas that gas-heating water heater of the prior art produces after heat exchanger is directly drained, after heat exchanger heat exchange, still containing substantial amounts of heat in waste gas, this partial heat is not efficiently used, the Energy Efficiency Ratio causing gas-heating water heater is the highest, causes the waste of combustion gas resource.
Summary of the invention
In order to overcome the deficiencies in the prior art, this utility model provides the high gas-heating water heater of Energy Efficiency Ratio of a kind of energy-conserving and environment-protective.
This utility model solves its technical problem and be the technical scheme is that
The gas-heating water heater that a kind of Energy Efficiency Ratio is high, including combustor and waste-heat recovery device, in described combustor, heat exchanger is installed, the lower section of described heat exchanger is provided with burner, it is arranged above exhaust fan, described waste-heat recovery device is provided with exhaust gas inlet, waste gas outlet, water inlet and outlet, and the outlet of described waste-heat recovery device connects with the water inlet end of described heat exchanger, and the exhaust gas inlet of described waste-heat recovery device connects with the outlet air end of described exhaust fan.
Described waste-heat recovery device includes that Heat Room, the outside of described Heat Room are provided with heat-exchanging water tank；The upper end of described Heat Room connects with exhaust gas inlet, and lower end connects with waste gas outlet；The lower end of described heat-exchanging water tank connects with water inlet, and upper end connects with outlet；The lower end of described Heat Room is provided with condensation-water drain.
Described Heat Room is made up of the position between procapsid and back casing, and the face that described procapsid is relative with back casing is provided with heat exchange fin.
The outside of described procapsid and back casing is separately installed with front case shell and rear cabinet shell, and described heat-exchanging water tank is made up of the confined space between procapsid, back casing and front case shell, rear cabinet shell.
The lateral wall of described procapsid and back casing is provided with some transversely arranged ribs, and make described heat-exchanging water tank is internally formed some transversely arranged water stream channels.
The outside of described rear cabinet shell is provided with backboard, and the space between described rear cabinet shell and backboard forms exhaust gas recirculation chamber, and the lower end in described exhaust gas recirculation chamber connects with the lower end of described Heat Room, and upper end connects with described waste gas outlet.
The beneficial effects of the utility model are: gas-heating water heater of the present utility model includes waste-heat recovery device, the outlet of waste-heat recovery device connects with the water inlet end of heat exchanger, the exhaust gas inlet of waste-heat recovery device connects with the outlet air end of exhaust fan, waste-heat recovery device can absorb the heat in gas-heating water heater waste gas, enter in heat exchanger after cold water is preheated and heat, the utilization rate of combustion gas can be effectively improved, improve the Energy Efficiency Ratio of gas-heating water heater, reduce the temperature of waste gas, energy-conserving and environment-protective.
Accompanying drawing explanation
With embodiment, this utility model is further illustrated below in conjunction with the accompanying drawings.
Fig. 1 is structural representation of the present utility model；
Fig. 2 is the structural representation of waste-heat recovery device；
Fig. 3 is the sectional view of waste-heat recovery device；
Fig. 4 is the exploded view of waste-heat recovery device.
Detailed description of the invention
Referring to figs. 1 through Fig. 4, the gas-heating water heater that a kind of Energy Efficiency Ratio is high, including combustor 21 and waste-heat recovery device 19, in described combustor 21, heat exchanger 22 is installed, the lower section of described heat exchanger 22 is provided with burner 20, it is arranged above the exhaust fan 23 of translator, described waste-heat recovery device 19 is provided with exhaust gas inlet 3, waste gas outlet 4, water inlet 5 and outlet 6, the outlet of described waste-heat recovery device 19 is connected with the water inlet end of described heat exchanger 22 by pipeline 26, the exhaust gas inlet 3 of described waste-heat recovery device 19 is connected with the outlet air end of described exhaust fan 23 by pipeline 25, waste gas outlet 4 is connected to outdoor by exhaustor 24, water inlet is used for connecting tap water.
Described waste-heat recovery device 19 includes that Heat Room 1, the outside of described Heat Room 1 are provided with heat-exchanging water tank 2；The upper end of described Heat Room 1 connects with exhaust gas inlet 3, and lower end connects with waste gas outlet 4；The lower end of described heat-exchanging water tank 2 connects with water inlet, and upper end connects with outlet；The lower end of described Heat Room 1 is provided with condensation-water drain 7.The waste gas of gas and hot water enters the top of Heat Room 1 from exhaust gas inlet 3, discharge through waste gas outlet 4 from the lower end of Heat Room 1, cold water enters the lower end of heat-exchanging water tank 2 from water inlet, is discharged by outlet from the upper end of heat-exchanging water tank 2, discharges from condensation-water drain 7 after the water vapor condensation in waste gas.
Described Heat Room 1 is made up of the position between procapsid 8 and back casing 9, and the face that described procapsid 8 is relative with back casing 9 is provided with heat exchange fin 10, and heat exchange fin 10 can increase heat exchange area, improves the absorbance of heat.
The outside of described procapsid 8 and back casing 9 is separately installed with front case shell 11 and rear cabinet shell 12, and described heat-exchanging water tank 2 is made up of the confined space between procapsid 8, back casing 9 and front case shell 11, rear cabinet shell 12, and simple in construction is compact.The lateral wall of described procapsid 8 and back casing 9 is provided with some transversely arranged ribs 13, and make described heat-exchanging water tank 2 is internally formed some transversely arranged water stream channels 14, and rib 13 adds heat exchange area, delayed water velocity, the most abundant heat exchange.
The outside of described rear cabinet shell 12 is provided with backboard 15, space between described rear cabinet shell 12 and backboard 15 forms exhaust gas recirculation chamber 16, the lower end in described exhaust gas recirculation chamber 16 connects with the lower end of described Heat Room 1, upper end connects with described waste gas outlet 4, the upper end of described Heat Room 1 and heat-exchanging water tank 2 is provided with upper cover 17, the lower end of Heat Room 1 is provided with water collector 18, described waste gas outlet 4, exhaust gas inlet 3 and outlet are arranged on upper cover 17, condensation-water drain 7 is arranged on water collector 18, simple in construction is compact.
Waste-heat recovery device of the present utility model can absorb the heat in gas-heating water heater waste gas, enter in heat exchanger after cold water is preheated and heat, it is possible to be effectively improved the utilization rate of combustion gas, improve the Energy Efficiency Ratio of gas-heating water heater, reduce the temperature of waste gas, energy-conserving and environment-protective.
Claims (6)
1. the gas-heating water heater that an Energy Efficiency Ratio is high, including combustor (21), heat exchanger (22) is installed in described combustor (21), the lower section of described heat exchanger (22) is provided with burner (20), it is arranged above exhaust fan (23), it is characterized in that it also includes waste-heat recovery device (19), described waste-heat recovery device (19) is provided with exhaust gas inlet (3), waste gas outlet (4), water inlet (5) and outlet (6), the outlet of described waste-heat recovery device (19) connects with the water inlet end of described heat exchanger (22), the exhaust gas inlet (3) of described waste-heat recovery device (19) connects with the outlet air end of described exhaust fan (23).
The gas-heating water heater that Energy Efficiency Ratio the most according to claim 1 is high, it is characterised in that described waste-heat recovery device (19) includes that Heat Room (1), the outside of described Heat Room (1) are provided with heat-exchanging water tank (2)；The upper end of described Heat Room (1) connects with described exhaust gas inlet (3), and lower end connects with described waste gas outlet (4)；The lower end of described heat-exchanging water tank (2) connects with described water inlet, and upper end connects with described outlet；The lower end of described Heat Room (1) is provided with condensation-water drain (7).
The gas-heating water heater that Energy Efficiency Ratio the most according to claim 2 is high, it is characterized in that described Heat Room (1) is made up of the position between procapsid (8) and back casing (9), the face that described procapsid (8) is relative with back casing (9) is provided with heat exchange fin (10).
The gas-heating water heater that Energy Efficiency Ratio the most according to claim 3 is high, it is characterized in that the outside of described procapsid (8) and back casing (9) is separately installed with front case shell (11) and rear cabinet shell (12), described heat-exchanging water tank (2) is made up of the confined space between procapsid (8), back casing (9) and front case shell (11), rear cabinet shell (12).
The gas-heating water heater that Energy Efficiency Ratio the most according to claim 4 is high, it is characterized in that the lateral wall of described procapsid (8) and back casing (9) is provided with some transversely arranged ribs (13), make described heat-exchanging water tank (2) is internally formed some transversely arranged water stream channels (14).
The gas-heating water heater that Energy Efficiency Ratio the most according to claim 4 is high, it is characterized in that the outside of described rear cabinet shell (12) is provided with backboard (15), space between described rear cabinet shell (12) and backboard (15) forms exhaust gas recirculation chamber (16), the lower end of described exhaust gas recirculation chamber (16) connects with the lower end of described Heat Room (1), and upper end connects with described waste gas outlet (4).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620481129.3U CN205655481U (en) | 2016-05-24 | 2016-05-24 | Gas heating water heater of efficiency relative altitude |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620481129.3U CN205655481U (en) | 2016-05-24 | 2016-05-24 | Gas heating water heater of efficiency relative altitude |
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| Publication Number | Publication Date |
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| CN205655481U true CN205655481U (en) | 2016-10-19 |
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| CN201620481129.3U Active CN205655481U (en) | 2016-05-24 | 2016-05-24 | Gas heating water heater of efficiency relative altitude |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108224760A (en) * | 2018-02-01 | 2018-06-29 | 万家乐热能科技有限公司 | A kind of gas-heating water heater for quickly going out bath hot water |
| CN110637195A (en) * | 2017-05-22 | 2019-12-31 | 株式会社能率 | Water heating device |
-
2016
- 2016-05-24 CN CN201620481129.3U patent/CN205655481U/en active Active
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110637195A (en) * | 2017-05-22 | 2019-12-31 | 株式会社能率 | Water heating device |
| CN110637195B (en) * | 2017-05-22 | 2021-05-07 | 株式会社能率 | Water heating device |
| CN108224760A (en) * | 2018-02-01 | 2018-06-29 | 万家乐热能科技有限公司 | A kind of gas-heating water heater for quickly going out bath hot water |
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