CN216282111U - Double-working-medium heat storage anti-freezing solar water heater system - Google Patents

Double-working-medium heat storage anti-freezing solar water heater system Download PDF

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Publication number
CN216282111U
CN216282111U CN202122913413.7U CN202122913413U CN216282111U CN 216282111 U CN216282111 U CN 216282111U CN 202122913413 U CN202122913413 U CN 202122913413U CN 216282111 U CN216282111 U CN 216282111U
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heat
pipeline
water
oil
working
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CN202122913413.7U
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王建永
王涛
杨月莹
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Shaanxi University of Science and Technology
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Shaanxi University of Science and Technology
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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
    • 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
    • Y02E10/50—Photovoltaic [PV] energy

Abstract

The utility model discloses a double-working-medium heat storage anti-freezing solar water heater system, and belongs to the technical field of cleaning and heating. A fused salt heat storage device and a heat exchange pipeline are arranged in the heat collection box, and the heat exchange pipeline is inserted in the fused salt heat storage device; the solar heat collector is connected with an oil inlet of the heat collection box through an oil pipeline, and is connected with an oil outlet of the heat collection box through an oil return pipeline; the water inlet of heat transfer pipeline is connected with two valves through the water supply line, and two valves are connected with the running water inlet tube, and the delivery port of heat transfer pipeline passes through sewer line and mixes the hot water inlet connection of water valve, mixes the cold water inlet and the running water inlet tube connection of water valve, mixes the mixed water outlet connection of water valve to user side. The solar energy heat storage system can increase the heat storage capacity of solar energy, so that the system is not influenced by weather factors, the frost crack of the pipeline is prevented, hot water is discharged immediately, and the maintenance frequency is reduced.

Description

Double-working-medium heat storage anti-freezing solar water heater system
Technical Field
The utility model belongs to the technical field of clean heating, and particularly relates to a double-working-medium heat storage anti-freezing solar water heater system.
Background
Solar energy is an important renewable clean energy source. The effective utilization of solar energy has great significance for saving energy, protecting natural environment and slowing down climate change. With the increasing concern of society on environmental issues, more and more families choose to install solar water heaters. China has a world leading position in solar energy utilization, and is the largest solar water heater producing country and installing country.
Current solar water heater has the relatively poor problem of water tank capacity and programming rate synchronism, and easily receive overcast and rainy weather effect, there will be certain latency when using hot water, can't satisfy people diversified life demand, and current solar water heater generally installs at the roof, the water pipe is same pipeline from top to bottom, and long hanging in one side of building, wear the wall again and get into indoorly, because its special mounted position, the water pipe way will be frost crack often in winter from top to bottom, the user is difficult for discovering, lead to a large amount of water resource loss, and it is troublesome to maintain the change.
Disclosure of Invention
In order to solve the above problems, an object of the present invention is to provide a dual-working medium heat storage anti-freezing solar water heater system, which can increase the heat storage capacity of solar energy, prevent the system from being affected by weather factors, prevent frost cracking of pipelines, and reduce the maintenance frequency by allowing hot water to be discharged immediately after being boiled.
The utility model is realized by the following technical scheme:
the utility model discloses a double-working-medium heat storage anti-freezing solar water heater system which comprises a solar heat collector, a heat collection box, a two-position valve and a water mixing valve, wherein the two-position valve is connected with the water mixing valve; a fused salt heat storage device and a heat exchange pipeline are arranged in the heat collection box, and the heat exchange pipeline is inserted in the fused salt heat storage device; the solar heat collector is connected with an oil inlet of the heat collection box through an oil pipeline, and is connected with an oil outlet of the heat collection box through an oil return pipeline; the water inlet of heat transfer pipeline is connected with two valves through the water supply line, and two valves are connected with the running water inlet tube, and the delivery port of heat transfer pipeline passes through sewer line and mixes the hot water inlet connection of water valve, mixes the cold water inlet and the running water inlet tube connection of water valve, mixes the mixed water outlet connection of water valve to user side.
Preferably, the heat exchange line is a coil.
Preferably, the molten salt heat storage device is provided with an expansion joint.
Preferably, the oil pipeline is provided with an exhaust valve.
Preferably, the oil pipeline is provided with an expansion tank.
Preferably, an oil drain valve is arranged on the oil return pipeline.
Preferably, the water supply pipeline and the water drainage pipeline are respectively provided with a bypass water drainage pipeline, the two bypass water drainage pipelines are both connected to a two-position valve, and the two-position valve is connected with a water drainage water outlet pipe.
Preferably, temperature measuring devices are arranged on the sewer pipeline and the tap water inlet pipe.
Preferably, the photovoltaic module of the solar heat collector is provided with an azimuth angle adjusting mechanism and a pitch angle adjusting mechanism.
Preferably, the heat collecting box, the oil pipeline, the oil return pipeline, the water feeding pipeline and the sewer pipeline are externally provided with heat insulating layers.
Compared with the prior art, the utility model has the following beneficial technical effects:
the utility model discloses a double-working-medium heat-storage anti-freezing solar water heater system.A heat-exchange medium heat-conducting oil is conveyed into a heat-collecting box through an oil pipeline after being heated by a solar heat collector to exchange heat with a molten salt heat-storage device, and then returns into the solar heat collector through an oil return pipeline after being cooled to form a loop to continuously convey heat to heat-storage molten salt. Meanwhile, the solidification point of the heat conduction oil is high, and the solar heat collector, the oil pipeline and the oil return pipeline can be prevented from being cracked due to icing in winter. Meanwhile, the water feeding pipeline and the water discharging pipeline are provided with a bypass water discharging pipeline, and after a user uses the water feeding pipeline and the water discharging pipeline, cold water in the water feeding pipeline and hot water in the water discharging pipeline can be discharged through the two valves, so that freezing in the pipelines is prevented. In addition, a fused salt heat storage device and a heat exchange pipeline are arranged in the heat collection box at the same time, and the heat exchange pipeline is inserted in the fused salt heat storage device, so that the heat exchange efficiency is improved. Get into through sewer pipe after the heat absorption and mix the water valve, the user directly opens when using and mixes the water valve and have hot water to come out, and another way running water pipeline is direct to be connected with mixing the water valve, according to user's demand automatically regulated water yield, reduces the waste of water.
Furthermore, the heat exchange pipeline adopts a coil pipe, so that the heat exchange efficiency is increased, and the heat exchange time is shortened.
Further, the fused salt heat storage device is provided with the expansion joint, and after the fused salt absorbs heat, the volume expands, so that the heat storage device can be prevented from being damaged due to expansion.
Furthermore, the oil pipeline is provided with an exhaust valve, so that gas generated by decomposition of the heat conduction oil due to temperature rise can be discharged.
Furthermore, the oil pipeline is provided with an expansion tank which can store part of the heat conducting oil which is increased in volume due to temperature rise.
Furthermore, an oil drain valve is arranged on the oil return pipeline, so that when the heat conduction oil is replaced, the oil can be discharged and filled through the oil drain valve, and the maintenance is convenient.
Furthermore, the water feeding pipeline and the water discharging pipeline are respectively provided with a bypass water discharging pipeline, so that the pipelines can be emptied when a user does not use the water feeding pipeline and the water discharging pipeline, and the water in the pipelines is prevented from freezing.
Furthermore, temperature measuring devices are arranged on the sewer pipeline and the tap water inlet pipe, and the real-time temperature of hot water and cold water can be monitored.
Furthermore, an azimuth angle adjusting mechanism and a pitch angle adjusting mechanism are arranged on a photovoltaic module of the solar heat collector, and can be adjusted in real time according to illumination, so that solar energy is utilized to the maximum extent.
Furthermore, the heat collecting box, the oil pipeline, the oil return pipeline, the water feeding pipeline and the sewer pipeline are externally provided with heat insulating layers, so that heat can be prevented from being dissipated.
Drawings
Fig. 1 is a schematic view of the overall structure of the present invention.
In the figure: the solar heat collector is characterized in that the solar heat collector is 1, the oil pipeline is 2, the heat collection box is 3, the oil return pipeline is 4, the water supply pipeline is 5, the two-position valve is 6, the heat exchange coil is 7, the sewer pipeline is 8, the exhaust valve is 9, the expansion tank is 10, the oil drain valve is 11, the water drain pipeline is 12, the water mixing valve is 13, and the fused salt heat storage device is 14.
Detailed Description
The present invention will now be described in further detail with reference to the accompanying drawings, which are included to illustrate and not to limit the utility model:
fig. 1 is a double-working medium heat storage anti-freezing solar water heater system of the utility model, which comprises a solar heat collector 1, a heat collection tank 3, a two-position valve 6 and a water mixing valve 13; a fused salt heat storage device 14 and a heat exchange pipeline 7 are arranged in the heat collection box 3, and the heat exchange pipeline 7 is inserted in the fused salt heat storage device 14; the solar heat collector 1 is connected with an oil inlet of the heat collecting box 3 through an oil pipeline 2, and the solar heat collector 1 is connected with an oil outlet of the heat collecting box 3 through an oil return pipeline 4; the water inlet of heat transfer pipeline 7 is connected with two valves 6 through water-feeding pipeline 5, and two valves 6 are connected with the running water inlet tube, and the delivery port of heat transfer pipeline 7 passes through sewer pipe 8 and mixes the hot water inlet connection of water valve 13, mixes the cold water inlet and the running water inlet tube connection of water valve 13, mixes the mixed water outlet connection of water valve 13 to user's side.
In a preferred embodiment of the utility model, the heat exchange line 7 is a coil.
In a preferred embodiment of the utility model, the molten salt heat storage device 14 is provided with an expansion joint.
In a preferred embodiment of the utility model, the oil delivery line 2 is provided with a vent valve 9.
In a preferred embodiment of the utility model, the oil pipeline 2 is provided with an expansion tank 10.
In a preferred embodiment of the utility model, the return line 4 is provided with a relief valve 11.
In a preferred embodiment of the present invention, the water supply pipeline 5 and the water drain pipeline 8 are respectively provided with bypass water drain pipelines, both of the bypass water drain pipelines are connected to the two-position valve 6, and the two-position valve 6 is connected with a water drain outlet pipe.
In a preferred embodiment of the present invention, temperature measuring devices are provided on both the sewer line 8 and the tap water inlet pipe.
In a preferred embodiment of the present invention, the photovoltaic module of the solar thermal collector 1 is provided with an azimuth angle adjusting mechanism and a pitch angle adjusting mechanism.
In a preferred embodiment of the present invention, the heat collecting tank 3, the oil pipeline 2, the oil return pipeline 4, the water supply pipeline 5 and the water drain pipeline 8 are externally provided with heat insulating layers.
The working method of the double-working-medium heat-storage anti-freezing solar water heater system comprises the following steps:
after being heated by the solar heat collector 1, heat transfer medium heat transfer oil is conveyed into the heat collection box 3 through the oil conveying pipeline 2 to exchange heat with the molten salt heat storage device 14, and after being cooled, the heat transfer medium heat transfer oil returns into the solar heat collector 1 through the oil return pipeline 4 to form a loop, so that heat is continuously conveyed to the heat storage molten salt. One path of tap water pipeline enters the heat exchange coil 7 in the heat collection box 3 through the two-position valve 6 and the water feeding pipeline 5, after heat absorption, the tap water enters the water mixing valve 13 through the water discharging pipeline 8, and the tap water pipeline and the other path of tap water pipeline directly enter the water mixing valve 13 to be mixed, so that a user can automatically adjust the flow of hot water and cold water according to the requirement.
The above description is only a part of the embodiments of the present invention, and although some terms are used in the present invention, the possibility of using other terms is not excluded. These terms are used merely for convenience in describing and explaining the nature of the utility model and are to be construed as any additional limitation which is not in accordance with the spirit of the utility model. The foregoing is merely an illustration of the present invention for the purpose of providing an easy understanding and is not intended to limit the present invention to the particular embodiments disclosed herein, and any technical extensions or innovations made herein are protected by the present invention.

Claims (10)

1. A double-working-medium heat storage anti-freezing solar water heater system is characterized by comprising a solar heat collector (1), a heat collection box (3), a two-position valve (6) and a water mixing valve (13); a fused salt heat storage device (14) and a heat exchange pipeline (7) are arranged in the heat collection box (3), and the heat exchange pipeline (7) is inserted in the fused salt heat storage device (14); the solar heat collector (1) is connected with an oil inlet of the heat collecting box (3) through an oil pipeline (2), and the solar heat collector (1) is connected with an oil outlet of the heat collecting box (3) through an oil return pipeline (4); the water inlet of heat transfer pipeline (7) is connected with two valves (6) through water-feeding pipeline (5), and two valves (6) are connected with the running water inlet tube, and the delivery port of heat transfer pipeline (7) passes through sewer pipe (8) and mixes the hot water access connection of water valve (13), mixes the cold water inlet and the running water inlet tube connection of water valve (13), mixes the mixed water exit linkage of water valve (13) to user's side.
2. The double-working-medium heat-storage anti-freezing solar water heater system as claimed in claim 1, wherein the heat exchange pipeline (7) is a coil pipe.
3. The double-working-medium heat storage anti-freezing solar water heater system as claimed in claim 1, characterized in that the molten salt heat storage device (14) is provided with an expansion joint.
4. The double-working-medium heat-storage anti-freezing solar water heater system as claimed in claim 1, wherein the oil pipeline (2) is provided with an exhaust valve (9).
5. The double-working-medium heat-storage anti-freezing solar water heater system as claimed in claim 1, wherein the oil pipeline (2) is provided with an expansion tank (10).
6. The double-working-medium heat-storage anti-freezing solar water heater system as claimed in claim 1, wherein an oil drain valve (11) is arranged on the oil return pipeline (4).
7. The double-working-medium heat-storage anti-freezing solar water heater system as claimed in claim 1, wherein the upper water pipeline (5) and the lower water pipeline (8) are respectively provided with a bypass water drain pipeline, both the bypass water drain pipelines are connected to the two-position valve (6), and the two-position valve (6) is connected with a water drain outlet pipe.
8. The double-working-medium heat-storage anti-freezing solar water heater system as claimed in claim 1, wherein temperature measuring devices are arranged on the sewer pipe (8) and the tap water inlet pipe.
9. The double-working-medium heat-storage anti-freezing solar water heater system as claimed in claim 1, wherein an azimuth angle adjusting mechanism and a pitch angle adjusting mechanism are arranged on a photovoltaic module of the solar heat collector (1).
10. The double-working-medium heat-storage anti-freezing solar water heater system as claimed in claim 1, wherein the heat collection tank (3), the oil pipeline (2), the oil return pipeline (4), the water supply pipeline (5) and the sewer pipeline (8) are externally provided with heat insulation layers.
CN202122913413.7U 2021-11-23 2021-11-23 Double-working-medium heat storage anti-freezing solar water heater system Active CN216282111U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN202122913413.7U CN216282111U (en) 2021-11-23 2021-11-23 Double-working-medium heat storage anti-freezing solar water heater system

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN202122913413.7U CN216282111U (en) 2021-11-23 2021-11-23 Double-working-medium heat storage anti-freezing solar water heater system

Publications (1)

Publication Number Publication Date
CN216282111U true CN216282111U (en) 2022-04-12

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Family Applications (1)

Application Number Title Priority Date Filing Date
CN202122913413.7U Active CN216282111U (en) 2021-11-23 2021-11-23 Double-working-medium heat storage anti-freezing solar water heater system

Country Status (1)

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CN (1) CN216282111U (en)

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