CN212902068U - Gas water heating system preheated by solar energy - Google Patents
Gas water heating system preheated by solar energy Download PDFInfo
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- CN212902068U CN212902068U CN202021541973.3U CN202021541973U CN212902068U CN 212902068 U CN212902068 U CN 212902068U CN 202021541973 U CN202021541973 U CN 202021541973U CN 212902068 U CN212902068 U CN 212902068U
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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
- Y02B—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO BUILDINGS, e.g. HOUSING, HOUSE APPLIANCES OR RELATED END-USER APPLICATIONS
- Y02B10/00—Integration of renewable energy sources in buildings
- Y02B10/20—Solar thermal
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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
- Y02B—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO BUILDINGS, e.g. HOUSING, HOUSE APPLIANCES OR RELATED END-USER APPLICATIONS
- Y02B10/00—Integration of renewable energy sources in buildings
- Y02B10/70—Hybrid systems, e.g. uninterruptible or back-up power supplies integrating renewable energies
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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
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Abstract
The application relates to a gas water heating system preheated by solar energy, which relates to the field of solar water heating systems and comprises a heat collecting module, wherein the heat collecting module comprises a heat collecting plate, a circulating pump and a heat medium pipeline filled with heat transfer media, the heat medium pipeline is a closed-loop pipeline, the heat collecting plate and the circulating pump are installed in series in the closed-loop pipeline formed by the heat medium pipeline, and the heat medium pipeline is connected with a working medium filling pipeline used for filling the heat medium into the pipeline; gas hot water module: the gas hot water module comprises a positive displacement gas hot water furnace and a conveying pipeline for conveying domestic water; a heat exchange module: the heat exchange module comprises an energy storage tank, and the heat medium pipeline and the water supply pipeline are both connected to the energy storage tank and exchange heat in the energy storage tank. To the easy contaminated problem of current solar water heating system normal water, this application has the effect of improving domestic water transmission environment, preventing water pollution in advance.
Description
Technical Field
The application relates to the field of solar water heating systems, in particular to a gas water heating system utilizing solar energy for preheating.
Background
The solar water heating system collects solar heat by using a solar water heater, the solar light energy is fully converted into heat energy under the irradiation of sunlight, the heat collected by the system is transmitted to a large-scale water storage and heat preservation water tank by a control system through a circulating pump or an electromagnetic valve and other functional components which are automatically controlled by the control system, and water in the water storage and heat preservation water tank is heated and becomes relatively stable quantitative energy equipment under the condition of matching equivalent electric power, gas, fuel oil and other energy sources. The system can provide hot water for production and living, can also be used as a cold and heat source in other solar energy utilization forms, and is an application product which has the most economic value, the most mature technology and the commercialization in the application and development of solar heat energy.
When the common solar water heating system, such as a solar water heater, is used, domestic water is directly filled into the solar water heater, and the solar water heater is used for heating water, and needs to be arranged outdoors to collect solar energy.
In view of the above-mentioned related art, the inventors consider that there is a drawback that the solar water heating system is easily polluted by the domestic water installed outdoors.
SUMMERY OF THE UTILITY MODEL
In order to prevent domestic water from being polluted in the heating process by utilizing the solar water heater, the application provides the gas hot water system preheated by utilizing solar energy, and the gas hot water system has the advantages that the solar energy collecting system and the water supply system are separately arranged, and the domestic water is prevented from being polluted.
The application provides an utilize gas hot-water heating system that solar energy preheated adopts following technical scheme:
a gas water heating system utilizing solar energy for preheating comprises a heat collecting module, wherein the heat collecting module comprises a heat collecting plate, a circulating pump and a heat medium pipeline filled with heat transfer media, the heat medium pipeline is a closed-loop pipeline, the heat collecting plate and the circulating pump are installed in series in the heat medium pipeline to form the closed-loop pipeline, and a working medium filling pipeline used for filling the heat medium into the pipeline is connected onto the heat medium pipeline;
gas hot water module: the gas hot water module comprises a volumetric gas water heater and a conveying pipeline for conveying domestic water, wherein the conveying pipeline comprises a water supply pipeline connected to a water inlet of the volumetric gas water heater and a hot water supply pipeline connected to a water outlet of the volumetric gas water heater;
a heat exchange module: the heat exchange module comprises an energy storage tank, and the heat medium pipeline and the water supply pipeline are connected to the energy storage tank and exchange heat in the energy storage tank.
By adopting the technical scheme, the heat collecting plate is arranged outdoors to collect solar energy and transfer heat to the heat conducting medium in the heat medium pipeline, the heat conducting medium brings the heat into the energy storage tank, the heat is transferred to the domestic water in the conveying pipeline, the domestic water is preheated, and the domestic water enters the positive displacement gas hot water furnace to ensure that the water temperature reaches the required temperature; the heat exchange module and the gas hot water module are conveniently arranged indoors, and pollution of domestic water is effectively prevented.
Preferably, an electronic water treatment instrument, a one-way valve and a pipeline valve for controlling the pipeline to be opened and closed are sequentially installed on one side, away from the positive displacement gas water heater and the energy storage tank, of the water supply pipeline.
Through adopting above-mentioned technical scheme, utilize the domestic water quality of water in the electronic water treatment appearance improvement transport pipe way, the check valve can prevent the water reflux in the transport pipe way, protects the purifying effect of bloated domestic water.
Preferably, the gas-fired hot water module comprises a plurality of volumetric gas-fired hot water furnaces connected in parallel in the delivery pipe.
Through adopting above-mentioned technical scheme, parallelly connected a plurality of positive displacement gas water heaters that set up, a plurality of positive displacement gas water heaters work simultaneously in order to improve hot water efficiency.
Preferably, the working medium filling pipeline is provided with a pipeline valve and a one-way valve for preventing medium in the heating medium pipeline from flowing outwards, the heating medium pipeline is connected with an expansion tank, and the expansion tank is located between the circulating pump and the working medium filling pipeline.
Through adopting above-mentioned technical scheme, utilize the expansion tank to maintain comparatively stable pressure environment in the heat medium pipeline.
Preferably, the heat collecting module includes a plurality of heat collecting plates, and the heat collecting plates are installed in parallel on the heat medium pipe.
Through adopting above-mentioned technical scheme, set up a plurality of thermal-arrest boards in order to improve solar energy collection efficiency.
Preferably, a first thermometer for monitoring the temperature of the medium in the heat medium pipeline is arranged between the expansion tank and the circulating pump on the heat medium pipeline, and a second thermometer for monitoring the temperature of the medium in the heat medium pipeline is arranged between the water outlet of the heat collecting plate and the energy storage tank on the heat medium pipeline.
By adopting the technical scheme, the temperature of the heating medium before entering the heat collecting plate and the temperature of the heating medium after leaving the heat collecting plate are respectively measured, and the heat collecting efficiency of the heat collecting module is conveniently detected.
Preferably, a maintenance valve is installed at each water inlet and each water outlet of the heat collecting plates, and the maintenance valves correspond to the water inlets and the water outlets of the heat collecting plates one to one.
By adopting the technical scheme, after the two maintenance valves corresponding to the heat collecting plates are closed, the heat collecting plates can be conveniently disassembled and maintained, and the normal use of other heat collecting plates is not interfered.
In summary, the present application includes at least one of the following beneficial technical effects:
1. the heat collecting plate is arranged outdoors to collect solar energy and transfer heat to the heat conducting medium in the heat medium pipeline, the heat conducting medium brings the heat into the energy storage tank, the heat is transferred to domestic water in the conveying pipeline, the domestic water is preheated, and the domestic water enters the positive displacement gas hot water furnace to ensure that the water temperature reaches the required temperature; the heat exchange module and the gas hot water module are conveniently arranged indoors, so that the pollution of domestic water is effectively prevented;
2. the expansion tank is installed on the closed-loop heat medium pipeline, the expansion tank is used for maintaining a stable pressure environment in the heat medium pipeline, the working environment of the circulating pump is more stable, the flow of the heat medium in the heat medium pipeline is more stable, and the heat collection efficiency of the heat collection module is more stable.
Drawings
Fig. 1 is a schematic diagram of the working principle of the embodiment of the present application.
Reference numerals: 1. a heat collection module; 11. a heat collecting plate; 12. a circulation pump; 13. a heat medium pipe; 14. filling a working medium into a pipeline; 15. maintaining the valve; 16. an expansion tank; 2. a gas hot water module; 21. a positive displacement water heater; 22. a delivery conduit; 221. a water supply pipeline; 222. a hot water supply line; 223. an electronic water treatment instrument; 224. a one-way valve; 3. a heat exchange module; 4. a pipeline valve; 51. a first thermometer; 52. a second thermometer.
Detailed Description
The present application is described in further detail below with reference to fig. 1.
The embodiment of the application discloses utilize gas hot-water heating system that solar energy preheats, refer to figure 1, include: the solar water heater comprises a heat collection module 1 for collecting solar heat, a gas hot water module 2 for heating domestic water and a heat exchange module 3 for transferring the heat collected by the heat collection module 1 to the gas hot water module 2.
The heat collection module 1 comprises a heat collection plate 11, a circulating pump 12 and a heat medium pipeline 13 filled with heat transfer media, wherein the heat medium pipeline 13 is a closed-loop pipeline, the heat collection plate 11 and the circulating pump 12 are installed in series in the closed-loop pipeline formed by the heat medium pipeline 13, and the heat medium pipeline 13 is connected with a working medium filling pipeline 14 used for filling the heat medium into the pipeline; the heat collecting plates 11 are provided in plurality and the plurality of heat collecting plates 11 are installed in parallel on the heat medium pipe 13, so that the solar energy collecting efficiency is enhanced; the working medium filling pipeline 14 is provided with a pipeline valve 4 and a one-way valve 224 for preventing the medium in the heat medium pipeline 13 from flowing outwards; the heat medium pipeline 13 is connected with an expansion tank 16, and the expansion tank 166 is located between the circulating pump 12 and the working medium filling pipeline 14 and is used for maintaining a relatively stable pressure environment in the heat collection module 1, so as to stabilize the heat collection efficiency.
A first thermometer 51 for monitoring the temperature of the medium in the heat medium pipeline 13 is arranged between the expansion tank 16 and the circulating pump 12 on the heat medium pipeline 13, a second thermometer 52 for monitoring the temperature of the medium in the heat medium pipeline 13 is arranged between the water outlet of the heat collecting plate 11 and the energy storage tank on the heat medium pipeline 13, and the heat collecting efficiency of the heat collecting module 1 can be observed visually by comparing the temperature readings of the first thermometer 51 and the second thermometer 52.
The water inlet and the water outlet of each heat collecting plate 11 are provided with maintenance valves 15, the maintenance valves 15 correspond to the water inlets and the water outlets of the heat collecting plates 11 one by one, so that water can be conveniently cut off from one or more heat collecting plates 11, and when one part of the heat collecting plates 11 are maintained or replaced, other heat collecting plates 11 can work normally.
Gas hot water module 2: the gas hot water module 2 comprises a volumetric gas water heater and a conveying pipeline 22 for transporting domestic water, wherein the conveying pipeline 22 comprises a water supply pipeline 221 connected to a water inlet of the volumetric water heater 21 and a hot water supply pipeline 222 connected to a water outlet of the volumetric water heater 21; an electronic water treatment instrument 223, a one-way valve 224 and a pipeline valve 4 for controlling the pipeline to be opened and closed are sequentially arranged on one side, away from the volumetric gas water heater and the energy storage tank, of the water supply pipeline 221, the electronic water treatment instrument 223 is used for purifying water quality, the one-way valve 224 is used for preventing water from returning in advance, and the function of automatic liquid supplementing can be realized under the condition that the pipeline valve 4 is opened; the gas hot water module 2 includes a plurality of volumetric gas hot water furnaces connected in parallel in the delivery pipe 22 to improve the heating efficiency of domestic water.
The heat exchange module 3: the heat exchange module 3 includes an energy storage tank to which the heating medium pipe 13 and the water supply pipe 221 are connected and in which heat exchange is performed.
The implementation principle of a gas hot-water heating system that utilizes solar energy to preheat that this application embodiment relates to does: the heat collecting plate 11 is arranged outdoors to collect solar energy and transfer heat to a heat conducting medium in the heat medium pipeline 13, the heat conducting medium brings the heat into the energy storage tank, the heat is transferred to domestic water in the conveying pipeline 22, the domestic water is preheated, and the domestic water enters the positive displacement gas hot water furnace to ensure that the water temperature reaches the required temperature; the heat exchange module 3 and the gas hot water module 2 are conveniently arranged indoors, so that the pollution of domestic water is effectively prevented; the expansion tank 16 is installed on the closed-loop heat medium pipeline 13, and the expansion tank 16 is used for maintaining a relatively stable pressure environment in the heat medium pipeline 13, so that the working environment of the circulating pump 12 is more stable, the flow of the heat medium in the heat medium pipeline 13 is more stable, and the heat collection efficiency of the heat collection module 1 is more stable.
The above embodiments are preferred embodiments of the present application, and the protection scope of the present application is not limited by the above embodiments, so: all equivalent changes made according to the structure, shape and principle of the present application shall be covered by the protection scope of the present application.
Claims (7)
1. A gas water heating system using solar energy for preheating, comprising:
the heat collecting module (1) comprises a heat collecting plate (11), a circulating pump (12) and a heat medium pipeline (13) filled with heat transfer media, wherein the heat medium pipeline (13) is a closed-loop pipeline, the heat collecting plate (11) and the circulating pump (12) are installed in series in the closed-loop pipeline formed by the heat medium pipeline (13), and the heat medium pipeline (13) is connected with a working medium filling pipeline (14) used for filling the heat medium into the pipeline;
gas hot water module (2): the gas hot water module (2) comprises a volumetric gas hot water furnace and a conveying pipeline (22) for conveying domestic water, wherein the conveying pipeline (22) comprises a water supply pipeline (221) connected to a water inlet of the volumetric hot water furnace (21) and a hot water supply pipeline (222) connected to a water outlet of the volumetric hot water furnace (21);
heat exchange module (3): the heat exchange module (3) comprises an energy storage tank, and the heat medium pipeline (13) and the water supply pipeline (221) are connected to the energy storage tank and exchange heat in the energy storage tank.
2. The gas water heating system using solar energy for preheating according to claim 1, wherein an electronic water treatment instrument (223), a one-way valve (224) and a pipeline valve (4) for controlling a pipeline switch are sequentially installed at one side of the water supply pipeline (221) far away from the volumetric gas water heater and the energy storage tank.
3. A gas hot-water system preheated by solar energy according to claim 2, characterized in that the gas hot-water module (2) comprises a plurality of volumetric gas hot-water furnaces connected in parallel in the delivery duct (22).
4. The gas water heating system preheated by solar energy according to claim 1, wherein a pipeline valve (4) and a one-way valve (224) for preventing the medium in the heat medium pipeline (13) from flowing out are installed on the working medium filling pipeline (14), an expansion tank (16) is connected to the heat medium pipeline (13), and the expansion tank (16) is positioned between the circulating pump (12) and the working medium filling pipeline (14).
5. The gas hot-water system preheated by solar energy as claimed in claim 4, wherein the heat collecting module (1) comprises a plurality of heat collecting plates (11), and the heat collecting plates (11) are installed in parallel on the heat medium pipe (13).
6. The gas hot water system using solar energy for preheating according to claim 5, wherein a first thermometer (51) for monitoring the temperature of the medium in the heat medium pipe (13) is provided on the heat medium pipe (13) between the expansion tank (16) and the circulation pump (12), and a second thermometer (52) for monitoring the temperature of the medium in the heat medium pipe (13) is provided on the heat medium pipe (13) between the water outlet of the heat collecting plate (11) and the energy storage tank.
7. The gas water heating system preheated by solar energy as claimed in claim 6, wherein each of the water inlet and the water outlet of the heat collecting plate (11) is installed with a maintenance valve (15), and the maintenance valve (15) is in one-to-one correspondence with the water inlet and the water outlet of each of the heat collecting plates (11).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021541973.3U CN212902068U (en) | 2020-07-29 | 2020-07-29 | Gas water heating system preheated by solar energy |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021541973.3U CN212902068U (en) | 2020-07-29 | 2020-07-29 | Gas water heating system preheated by solar energy |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN212902068U true CN212902068U (en) | 2021-04-06 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202021541973.3U Active CN212902068U (en) | 2020-07-29 | 2020-07-29 | Gas water heating system preheated by solar energy |
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| CN (1) | CN212902068U (en) |
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2020
- 2020-07-29 CN CN202021541973.3U patent/CN212902068U/en active Active
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