CN202660718U - Constant temperature water-storage-type gas water heater - Google Patents
Constant temperature water-storage-type gas water heater Download PDFInfo
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- CN202660718U CN202660718U CN2012202747754U CN201220274775U CN202660718U CN 202660718 U CN202660718 U CN 202660718U CN 2012202747754 U CN2012202747754 U CN 2012202747754U CN 201220274775 U CN201220274775 U CN 201220274775U CN 202660718 U CN202660718 U CN 202660718U
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02E—REDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
- Y02E10/00—Energy generation through renewable energy sources
- Y02E10/40—Solar thermal energy, e.g. solar towers
- Y02E10/44—Heat exchange systems
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Abstract
Provided is a constant temperature water-storage-type gas water heater. The constant temperature water-storage-type gas water heater comprises a heat storage water tank, a gas heating unit and a water drain valve. The constant temperature water-storage-type gas water heater is characterized by further comprising a water circulation pump, a flow valve, a check valve, and a three-way control valve. A water outlet of the heat storage water tank is connected with a hot water inlet of the three-way control valve, a cool water inlet of the three-way control valve is connected with an outlet of the water circulation pump, a hot water outlet of the three-way control valve is connected with a water inlet port of the gas heating unit, a water outlet port of the of the gas heating unit is connected with a water inlet of the water drain valve, a water outlet of the check valve is connected with an input port of the flow valve, and an output port of the flow valve is connected with an input of the water circulation pump and a water input of the heat storage water tank respectively. The constant temperature water-storage-type gas water heater has the advantages that the heating time can be effectively shortened when hot water demands increase, and the constant temperature water-storage-type gas water heater enables the heat complementing ratio to be higher when a solar thermal collector or a heat pump device combine to run.
Description
Technical field
The utility model relates to a kind of constant temperature water-storage type gas water heater, particularly a kind of constant temperature water-storage type gas water heater that connects various heating sources.
Background technology
In the prior art, Domestic water storage formula gas heater adopts the natural circulation heating scheme usually, thermograde is larger in the hot water storage tank, in the situation of supporting automatic thermostatic water mixing valve not, with the mixed proportion that needs constantly to regulate cold water in the hot water process, to obtain the suitable water temperature of temperature: and, when the hot water storage is less in hot water storage tank, if when need satisfying newly-increased relatively large hot water demand, need long period etc. to be heated.The defectives such as the heat time heating time when causing existence to increase the hot water demand is long.For overcoming these defectives, the constant temperature water-storage type gas water heater is improved.
Summary of the invention
Technical problem to be solved in the utility model is that a kind of constant temperature water-storage type gas water heater will be provided, and it can shorten the heat time heating time when increasing the hot water demand effectively.
The technical scheme that its technical problem that solves the utility model adopts is: it comprises hot water storage tank, the gas heating unit, discharging valve, it also comprises water circulating pump, flow switch, check valve, three-way control valve, the water outlet of water tank of hot water storage tank connects with the hot water inlet of three-way control valve, the cold water inlet of three-way control valve connects with the exit of pump of water circulating pump, the hot water outlet of three-way control valve connects with the entry port of gas heating unit, the water outlet port of gas heating unit connects with the discharging valve water inlet of discharging valve, the discharging valve delivery port of discharging valve connects uses water spot, the water source entrance connects the check valve water inlet of check valve, the check valve delivery port of check valve connects with the input port of flow switch, the output port of flow switch and the pump entrance of water circulating pump, the water tank water inlet of hot water storage tank connects.
It also comprises three-way diverter valve, the first port of three-way diverter valve connects with the water outlet of water tank of hot water storage tank, the second port of three-way diverter valve connects with the water outlet port of gas heating unit and discharging valve water inlet, and the 3rd port of three-way diverter valve connects with the entry port of the hot water outlet of three-way control valve and gas heating unit.
It also comprises solar thermal collector, and output end of hot water mouth and the cold water input port of solar thermal collector connect with hot water storage tank.
It also comprises solar energy heating circulating pump, check valve solar heat water-to-water heat exchanger, the solar heat water-to-water heat exchanger places in the hot water storage tank, the output end of hot water mouth of solar thermal collector connects with the heat exchanger entrance of solar heat water-to-water heat exchanger, the heat exchanger exit of solar heat water-to-water heat exchanger connects with the pump entry of solar energy heating circulating pump, the circulating-pump outlet of solar energy heating circulating pump connects with the check valve entrance of check valve, and the check valve outlet of check valve connects with the cold water input port of solar thermal collector.
It also comprises the heat pump unit, and heat pump unit one end connects with the hot water outlet of three-way control valve, and the heat pump unit other end connects with the 3rd port of three-way diverter valve and the entry port of gas heating unit.
The heat pump unit comprises compressor, evaporimeter, restricting element, condenser, the exhaust port of compressor connects with the air inlet port of condenser, the fluid port of condenser connects with the entrance point of restricting element, the port of export of restricting element connects with the feed liquor port of evaporimeter, and the port of giving vent to anger of evaporimeter connects with the air inlet port of compressor.
The cold water input port of condenser connects with the hot water outlet of three-way control valve, and the output end of hot water mouth of condenser connects with the entry port of the 3rd port of three-way diverter valve and gas heating unit.
The utility model is compared the beneficial effect that produces with background technology:
1, because the utility model adopts water circulating pump, flow switch, check valve, three-way control valve, the water outlet of water tank of hot water storage tank connects with the hot water inlet of three-way control valve, the cold water inlet of three-way control valve connects with the exit of pump of water circulating pump, the hot water outlet of three-way control valve connects with the entry port of gas heating unit, the water outlet port of gas heating unit connects with the discharging valve water inlet of discharging valve, the discharging valve delivery port of discharging valve connects uses water spot, the water source entrance connects the check valve water inlet of check valve, the check valve delivery port of check valve connects with the input port of flow switch, the output port of flow switch and the pump entrance of water circulating pump, the structure that the water tank water inlet of hot water storage tank connects is so it can shorten the heat time heating time when increasing the hot water demand effectively.
Description of drawings: Fig. 1 is structural representation of the present utility model.
Fig. 2 is for setting up the structural representation of solar thermal collector 14 at Fig. 1.
Fig. 3 is for setting up the structural representation of solar energy heating circulating pump 15 at Fig. 2.
Fig. 4 is for setting up the structural representation of heat pump unit 666 at Fig. 1.
Fig. 5 is for setting up the structural representation of solar thermal collector 14 at Fig. 4.
Fig. 6 is for setting up the structural representation of solar energy heating circulating pump 15 at Fig. 5.
The specific embodiment:
Embodiment one
Shown in accompanying drawing 1, present embodiment comprises hot water storage tank 1, water circulating pump 2, flow switch 3, check valve 4, three-way control valve 5, gas heating unit 6, three-way diverter valve 7, discharging valve 8.
The water outlet of water tank 103 of hot water storage tank 1 connects with the hot water inlet 502 of three-way control valve 5, the cold water inlet 501 of three-way control valve 5 connects with the exit of pump 101 of water circulating pump 2, the hot water outlet 503 of three-way control valve 5 connects with the entry port 602 of gas heating unit 6, the water outlet port 601 of gas heating unit 6 connects with the discharging valve water inlet 802 of discharging valve 8, the discharging valve delivery port 801 of discharging valve 8 connects uses water spot, the water source entrance connects the check valve water inlet 401 of check valve 4, the check valve delivery port 402 of check valve 4 connects with the input port 301 of flow switch 3, the output port 302 of flow switch 3 and the pump entrance 102 of water circulating pump 2, the water tank water inlet 104 of hot water storage tank 1 connects.
The first port 701 of three-way diverter valve 7 connects with the water outlet of water tank 103 of hot water storage tank 1, the second port 702 of three-way diverter valve 7 connects with water outlet port 601 and the discharging valve water inlet 802 of gas heating unit 6, and the 3rd port 703 of three-way diverter valve 7 connects with the hot water outlet 503 of three-way control valve 5 and the entry port 602 of gas heating unit 6.
When discharging valve 8 was opened, source pressure entered hot water storage tank 1 with cold water through check valve 4, and the hot water in the hot water storage tank 1 is exported from discharging valve 8.
At this moment, if when the leaving water temperature of hot water storage tank 1 is higher than the required water temperature, three-way control valve 5 mixes the water outlet of an amount of cold water with hot water storage tank 1, leaving water temperature is suitably reduced, through three-way diverter valve 7 to discharging valve 8.
When if the leaving water temperature of hot water storage tank 1 is lower than the required water temperature during required water temperature, three-way control valve 5 mixes the water outlet of an amount of cold water with hot water storage tank 1, the water temperature that enters gas heating unit 6 is reduced, satisfy the demand with the water temperature leaving water temperature when discharging valve 8 is exported that guarantees 6 heating through the gas heating unit.
Three-way control valve 5 can suitably import cold water to be mixed with hot water storage tank 1 water outlet, thereby the hot water outlet 503 of three-way control valve 5 obtains required output water temperature in a big way, although use coolant-temperature gage when hot water storage tank 1 interior water temperature is lower than, but when still high, for avoiding owing to the Inlet and outlet water temperature difference of gas heating unit 6 is larger, for example, 5 ℃~15 ℃ and cause when inflow temperature is higher, be prone to the too high phenomenon of output water temperature, utilize cold water to mix reduction with the water outlet of hot water storage tank and enter the water temperature of gas heating unit 6, thereby avoid the hot water temperature of gas heating unit 6 outputs too high.
If need to carry out the sterilization operation, in the situation that discharging valve 8 cuts out, water circulating pump 2 is delivered to gas heating unit 6 with the lower water of hot water storage tank 1 interior temperature through three-way control valve 5, the hot water of 6 outputs is sent into hot water storage tank 1 through three-way diverter valve 7 from the gas heating unit, so circulation is until the interior water temperature of water tank reaches the temperature of regulation.
Embodiment two
Shown in accompanying drawing 2, present embodiment is set up solar thermal collector 14 on the basis of embodiment one, and the output end of hot water mouth 142 of solar thermal collector 14 and cold water input port 141 connect with hot water storage tank 1.
When solar thermal collector 14 interior water temperatures reach higher temperature levels, hot water in the solar thermal collector 14 is because variable density enters the interior upper area of hot water storage tank 1, and the lower area cold water in the hot water storage tank 1 enters solar thermal collector 14, and the heat that in this Natural Circulation process solar thermal collector 14 is obtained is sent into hot water storage tank 1.
Other course of work is identical with embodiment one with operation principle, does not repeat them here.
Embodiment three
Shown in accompanying drawing 3, present embodiment is set up solar energy heating circulating pump 15, check valve 16, solar heat water-to-water heat exchanger 18 on the basis of embodiment two.
Solar heat water-to-water heat exchanger 18 places in the hot water storage tank 1, the output end of hot water mouth 142 of solar thermal collector 14 connects with the heat exchanger entrance 181 of solar heat water-to-water heat exchanger 18, the heat exchanger exit 182 of solar heat water-to-water heat exchanger 18 connects with the pump entry 151 of solar energy heating circulating pump 15, the circulating-pump outlet 152 of solar energy heating circulating pump 15 connects with the check valve entrance 161 of check valve 16, and the check valve of check valve 16 outlet 162 connects with the cold water input port 141 of solar thermal collector 14.
The solar thermal collector 14 interior heat transport fluids of using are the low freezing point fluid, such as ethylene glycol solution etc.
When solar thermal collector 14 interior water temperatures reach the set point of temperature level, solar energy heating circulating pump 15 starts, check valve 16 is opened, and the lower water of hot water storage tank 1 interior temperature is sent into solar thermal collector 14, thereby the higher water of solar thermal collector 14 interior temperature is sent into hot water storage tank 1.
Other course of work is identical with embodiment two with operation principle, does not repeat them here.
Embodiment four
Shown in accompanying drawing 4, present embodiment is set up heat pump unit 666 on the basis of embodiment one.Heat pump unit 666 1 ends connect with the hot water outlet 503 of three-way control valve 5, and heat pump unit 666 other ends connect with the 3rd port 703 of three-way diverter valve 7 and the entry port 602 of gas heating unit 6.
The exhaust port 901 of compressor 9 connects with the air inlet port 123 of condenser 12, the fluid port 124 of condenser 12 connects with the entrance point 111 of restricting element 11, the port of export 112 of restricting element 11 connects with the feed liquor port 101 of evaporimeter 10, and the port 102 of giving vent to anger of evaporimeter 10 connects with the air inlet port 902 of compressor 9.The cold water input port 121 of condenser 12 connects with the hot water outlet 503 of three-way control valve 5, and the output end of hot water mouth 122 of condenser 12 connects with the 3rd port 703 of three-way diverter valve 7 and the entry port 602 of gas heating unit 6.
The output end of hot water mouth 122 of condenser 12 connects with the 3rd port 703 of three-way diverter valve 7, so that when hot water uses, heat pump unit 666 can heat the hot water of output, this moment, the net quantity of heat of heat pump unit 666 outputs can all be delivered in the hot water of output, so that heat pump unit 666 has preferably responding ability for the thermic load demand, thereby maximally utilise the high-efficient characteristic of heat pump, correspondingly, reduce to greatest extent the consumption of combustion gas.
Other course of work is identical with embodiment one with operation principle, does not repeat them here.
Embodiment five, and shown in accompanying drawing 5, present embodiment is set up solar thermal collector 14 on the basis of embodiment four, and the output end of hot water mouth 142 of solar thermal collector 14 and cold water input port 141 connect with hot water storage tank 1.
When solar thermal collector 14 interior water temperatures reach higher temperature levels, hot water in the solar thermal collector 14 is because variable density enters the interior upper area of hot water storage tank 1, and the lower area cold water in the hot water storage tank 1 enters solar thermal collector 14, and the heat that in this Natural Circulation process solar thermal collector 14 is obtained is sent into hot water storage tank 1.
Other course of work is identical with embodiment four with operation principle, does not repeat them here.
Embodiment six, and shown in accompanying drawing 6, present embodiment is set up solar energy heating circulating pump 15, check valve 16, solar heat water-to-water heat exchanger 18 on the basis of embodiment five.
Solar heat water-to-water heat exchanger 18 places in the hot water storage tank 1, the output end of hot water mouth 142 of solar thermal collector 14 connects with the heat exchanger entrance 181 of solar heat water-to-water heat exchanger 18, the heat exchanger exit 182 of solar heat water-to-water heat exchanger 18 connects with the pump entry 151 of solar energy heating circulating pump 15, the circulating-pump outlet 152 of solar energy heating circulating pump 15 connects with the check valve entrance 161 of check valve 16, and the check valve of check valve 16 outlet 162 connects with the cold water input port 141 of solar thermal collector 14.
The solar thermal collector 14 interior heat transport fluids of using are the low freezing point fluid, such as ethylene glycol solution etc.
When solar thermal collector 14 interior water temperatures reach the set point of temperature level, solar energy heating circulating pump 15 starts, check valve 16 is opened, and the lower water of hot water storage tank 1 interior temperature is sent into solar thermal collector 14, thereby the higher water of solar thermal collector 14 interior temperature is sent into hot water storage tank 1.
Other course of work is identical with embodiment five with operation principle, does not repeat them here.
Claims (7)
1. constant temperature water-storage type gas water heater, it comprises hot water storage tank (1), gas heating unit (6), discharging valve (8), it is characterized in that it also comprises water circulating pump (2), flow switch (3), check valve (4), three-way control valve (5), the water outlet of water tank (103) of described hot water storage tank (1) connects with the hot water inlet (502) of three-way control valve (5), the cold water inlet (501) of three-way control valve (5) connects with the exit of pump (101) of water circulating pump (2), the hot water outlet (503) of three-way control valve (5) connects with the entry port (602) of gas heating unit (6), the water outlet port (601) of gas heating unit (6) connects with the discharging valve water inlet (802) of discharging valve (8), the discharging valve delivery port (801) of discharging valve (8) connects uses water spot, the water source entrance connects the check valve water inlet (401) of check valve (4), the check valve delivery port (402) of check valve (4) connects with the input port (301) of flow switch (3), the output port (302) of flow switch (3) and the pump entrance (102) of water circulating pump (2), the water tank water inlet (104) of hot water storage tank (1) connects.
2. constant temperature water-storage type gas water heater according to claim 1, it is characterized in that it also comprises three-way diverter valve (7), first port (701) of three-way diverter valve (7) connects with the water outlet of water tank (103) of hot water storage tank (1), second port (702) of three-way diverter valve connects with the water outlet port (601) of gas heating unit (6) and discharging valve water inlet (802), and the 3rd port (703) of three-way diverter valve (7) connects with the entry port (602) of the hot water outlet (503) of three-way control valve (5) and gas heating unit (6).
3. constant temperature water-storage type gas water heater according to claim 2, it is characterized in that it also comprises solar thermal collector (14), the output end of hot water mouth (142) of solar thermal collector (14) and cold water input port (141) connect with hot water storage tank (1).
4. constant temperature water-storage type gas water heater according to claim 3, it is characterized in that it also comprises solar energy heating circulating pump (15), check valve (16), solar heat water-to-water heat exchanger (18), solar heat water-to-water heat exchanger (18) places in the hot water storage tank (1), the output end of hot water mouth (142) of solar thermal collector (14) connects with the heat exchanger entrance (181) of solar heat water-to-water heat exchanger (18), the heat exchanger exit (182) of solar heat water-to-water heat exchanger (18) connects with the pump entry (151) of solar energy heating circulating pump (15), the circulating-pump outlet (152) of solar energy heating circulating pump (15) connects with the check valve entrance (161) of check valve (16), and the check valve outlet (162) of check valve (16) connects with the cold water input port (141) of solar thermal collector (14).
5. each described constant temperature water-storage type gas water heater according to claim 1~4, it is characterized in that it also comprises heat pump unit (666), heat pump unit (666) one ends connect with the hot water outlet (503) of three-way control valve (5), and heat pump unit (666) other end connects with the 3rd port (703) of three-way diverter valve (7) and the entry port (602) of gas heating unit (6).
6. constant temperature water-storage type gas water heater according to claim 5, it is characterized in that heat pump unit (666) comprises compressor (9), evaporimeter (10), restricting element (11), condenser (12), the exhaust port (901) of compressor (9) connects with the air inlet port (123) of condenser (12), the fluid port (124) of condenser (12) connects with the entrance point (111) of restricting element (11), the port of export (112) of restricting element (11) connects with the feed liquor port (101) of evaporimeter (10), and the port of giving vent to anger (102) of evaporimeter (10) connects with the air inlet port (902) of compressor (9).
7. constant temperature water-storage type gas water heater according to claim 6, the cold water input port (121) that it is characterized in that condenser (12) connects with the hot water outlet (503) of three-way control valve (5), and the output end of hot water mouth (122) of condenser (12) connects with the entry port (602) of the 3rd port (703) of three-way diverter valve (7) and gas heating unit (6).
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CN2012202747754U CN202660718U (en) | 2012-06-12 | 2012-06-12 | Constant temperature water-storage-type gas water heater |
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CN2012202747754U CN202660718U (en) | 2012-06-12 | 2012-06-12 | Constant temperature water-storage-type gas water heater |
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CN2012202747754U Expired - Lifetime CN202660718U (en) | 2012-06-12 | 2012-06-12 | Constant temperature water-storage-type gas water heater |
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Cited By (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN104075448A (en) * | 2013-03-25 | 2014-10-01 | 陈德生 | Split type shower water economizer |
CN104197528A (en) * | 2014-09-22 | 2014-12-10 | 江西师范大学 | Water heater outlet temperature control device |
CN105202774A (en) * | 2014-06-30 | 2015-12-30 | 青岛经济技术开发区海尔热水器有限公司 | Double-water-tank solar water heater and double-water-tank water heater control method |
-
2012
- 2012-06-12 CN CN2012202747754U patent/CN202660718U/en not_active Expired - Lifetime
Cited By (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN104075448A (en) * | 2013-03-25 | 2014-10-01 | 陈德生 | Split type shower water economizer |
CN105202774A (en) * | 2014-06-30 | 2015-12-30 | 青岛经济技术开发区海尔热水器有限公司 | Double-water-tank solar water heater and double-water-tank water heater control method |
CN105202774B (en) * | 2014-06-30 | 2017-03-15 | 青岛经济技术开发区海尔热水器有限公司 | Double-water-tank solar water heater and double-water-tank water heater control method |
CN104197528A (en) * | 2014-09-22 | 2014-12-10 | 江西师范大学 | Water heater outlet temperature control device |
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GR01 | Patent grant | ||
CX01 | Expiry of patent term | ||
CX01 | Expiry of patent term |
Granted publication date: 20130109 |