CN213453858U - Buffering heat storage water tank and heat storage system for solar heating - Google Patents
Buffering heat storage water tank and heat storage system for solar heating Download PDFInfo
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- CN213453858U CN213453858U CN202022183740.7U CN202022183740U CN213453858U CN 213453858 U CN213453858 U CN 213453858U CN 202022183740 U CN202022183740 U CN 202022183740U CN 213453858 U CN213453858 U CN 213453858U
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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
The utility model discloses a solar heating is with buffering heat storage water tank and heat accumulation system, including the water tank body, be equipped with fluid infusion mouth and gas vent on the water tank body, at this internal built-in water tank and the heat transfer coil pipe of being equipped with of water tank, the heat transfer coil pipe links to each other with heating system, and built-in water tank links to each other with solar energy collection system, be connected with exhaust fluid infusion pipe on the built-in water tank, water tank body upper portion is stretched out to exhaust fluid infusion pipe upper end, still is equipped with circulation inlet tube and the circulation outlet pipe that is connected with solar energy collection system on. The built-in water tank is placed at the water tank body, so that the heat preservation of the built-in water tank is saved, the heat loss is reduced, the heat exchange effect is improved, meanwhile, the system utilizes a backflow emptying technology, a circulating medium and a heat exchange medium are used, the anti-freezing effect is further enhanced, the system has low requirements on construction and installation accuracy and standard degree, the system installation difficulty is reduced, the stability of long-term operation of the system is improved, and the use cost is saved.
Description
Technical Field
The utility model relates to a solar energy heat storage water tank, in particular to solar heating is with buffering heat storage water tank and use heat accumulation system of this water tank.
Background
Solar energy is as a clean energy, and more is applied to the building heating field, and the water tank that uses among the solar heating system has various specifications like the non-pressure-bearing water tank of pressure-bearing water tank, direct heat transfer or indirect heat transfer, but no matter which kind of mode, the heat-retaining heat transfer function of its water tank all has the heat preservation effect not good, and ambient temperature is low in winter, and the phenomenon that the cooling is fast at night appears more easily in severe cold, high altitude area. The whole heating system also has the problems that a circulating pipeline is easy to freeze and block, and the problem that the circulating pipeline is overheated in summer and cannot be solved. In order to solve the problems, some companies adopt antifreeze as an antifreezing medium, and a pressure-bearing circulation mode is adopted for heat collection circulation, but the system has high installation process requirements, high system pressure-bearing and sealing requirements and high failure rate; some companies adopt a backflow mode, water is used as a circulating medium, and the problems that backflow is insufficient and a pipeline or a heat collector is frozen due to the fact that the gradient control requirement of a heat collection circulating pipeline is high and a slight reverse slope exists during system installation are also existed.
SUMMERY OF THE UTILITY MODEL
The utility model aims to solve the technical problem that to prior art and method not enough, provide a reasonable in design, the heat accumulation is effectual, and the installation requires low solar heating with buffering heat storage water tank
The utility model also provides an use above-mentioned hot water storage tank's heat accumulation system.
The utility model aims to solve the technical problem that realize through following technical scheme, the utility model relates to a solar heating is with buffering heat storage water tank, its characteristics are: the water tank comprises a heat storage water tank body, wherein a liquid supplementing port and an air exhaust port are formed in the water tank body, a built-in water tank and a heat exchange coil pipe are arranged in the water tank body, an exhaust liquid supplementing pipe is connected to the built-in water tank, the upper end of the exhaust liquid supplementing pipe extends out of the upper portion of the water tank body, and a circulating water inlet pipe and a circulating water outlet pipe are further connected to the built-.
The utility model discloses the technical problem that solve can also be realized through following technical scheme, be in this internal exhaust moisturizing pipe of water tank and be the bellows or be spiral helicine exhaust moisturizing pipe.
The utility model discloses the technical problem that will solve can also be realized through following technical scheme, built-in water tank is pressure-bearing water tank or non-pressure-bearing water tank, is equipped with heat transfer fin on the surface of built-in water tank.
The utility model aims to solve the technical problem that realize through following technical scheme, the utility model relates to an as above heat accumulation system for hot water storage tank, its characteristics are: the solar energy heat collection system is provided with a solar heat collector, and the installation height of the solar heat collector is higher than the highest point of the liquid level of the built-in water tank.
The utility model discloses the technical problem that solve can also be realized through following technical scheme, the circulation inlet tube and the circulation outlet pipe of connecting on the built-in water tank link to each other with solar collector inlet outlet, are equipped with the circulating pump on this external circulation outlet pipe of water tank.
The utility model discloses the technical problem that solve can also be realized through following technical scheme, be equipped with the circulation medium in the built-in water tank, the circulation medium is water or antifreeze, is equipped with heat transfer medium in the water tank body, and heat transfer medium is water or antifreeze.
The utility model discloses the technical problem that will solve can also be realized through following technical scheme, solar collector is flat plate collector or vacuum tube type heat collector.
This buffering heat storage water tank and heat accumulation system for solar heating, its built-in water tank that links to each other with solar energy collection system establish at this internal water tank, have practiced thrift built-in water tank's heat preservation, have reduced the heat waste, can directly carry out direct heat transfer with this internal medium of water tank again simultaneously. The built-in water tank is connected with an exhaust liquid supplementing pipe which has an exhaust effect and prevents the internal pressure from being too high, and hot gas in the built-in water tank can exchange heat with heat exchange media in the water tank body in the exhaust process and flows back to the built-in water tank after being condensed. The loss of medium also supplements through exhaust moisturizing pipe in circulation process in built-in water tank, and the inside heat exchange coil that is equipped with of water tank body supplies heat for heating system through heat exchange coil, and water tank body bottom is equipped with the moisturizing mouth for supply tank body supplements heat transfer medium.
Compared with the prior art, built-in water tank is put at the water tank originally internally, has consequently saved built-in water tank's heat preservation, has reduced the heat waste simultaneously, improves the heat transfer effect, and the system utilizes backward flow evacuation technique and uses circulation medium, heat transfer medium to further strengthen the effect of preventing frostbite simultaneously, and this system is low to construction installation accuracy and standard degree requirement, has reduced the system installation degree of difficulty, has increased the stability of system long-term operation, has saved use cost simultaneously.
Drawings
FIG. 1 is a schematic structural view of a heat storage water tank of the present invention;
fig. 2 is a schematic structural diagram of the heat storage system of the present invention.
Detailed Description
The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.
Referring to the attached drawing 1, the utility model provides the following technical scheme: the utility model provides a solar heating is with buffering heat accumulation water tank, includes water tank body 2, and water tank body 2 is equipped with shell, inner bag and heat preservation. The water tank body 2 is provided with a liquid supplementing port 6 and an exhaust port, and the liquid supplementing port 6 can be arranged at the lower part of the water tank body 2. The water tank body 2 is internally provided with a built-in water tank 7 and a heat exchange coil 4, and the built-in water tank 7 is arranged at the lower part of the built-in water tank. The heat exchange coil 4 is connected with a heating system 5, and the built-in water tank 7 is also connected with a circulating water inlet pipe 10 and a circulating water outlet pipe 9. The built-in water tank 7 is a pressure-bearing water tank or a non-pressure-bearing water tank, and heat exchange fins are arranged on the outer surface of the built-in water tank 7. The built-in water tank 7 is connected with an exhaust liquid supplementing pipe 3, the upper end of the exhaust liquid supplementing pipe 3 extends out of the upper part of the water tank body 2, and the exhaust liquid supplementing pipe 3 in the water tank body 2 is a corrugated pipe or a spiral exhaust liquid supplementing pipe 3. The exhaust and liquid supplementing pipe 3 has the function of exhausting air and the function of supplementing liquid.
Referring to fig. 2, the heat storage system for the heat storage water tank comprises a solar heat collection system, a water utilization system and a heating system 5, wherein the heating system 5 is connected with a heat exchange coil 4, the solar heat collection system is connected with an internal water tank 7, and the water utilization system can be directly connected with a water tank body 2. The solar heat collecting system is provided with a solar heat collector 1, and the installation height of the solar heat collector 1 is higher than the highest point of the liquid level of the built-in water tank 7.
And a circulating water inlet pipe 10 and a circulating water outlet pipe 9 which are connected with the built-in water tank 7 are connected with a water inlet and a water outlet of the solar heat collector, and a circulating pump 8 is arranged on the circulating water outlet pipe 9 outside the water tank body 2. The built-in water tank 7 is internally provided with a circulating medium which is water or antifreeze, the water tank body 2 is internally provided with a heat exchange medium which is water or antifreeze. The solar heat collector 1 is a flat plate heat collector or a vacuum tube heat collector.
When the solar water heater is installed, the solar heat collector 1 is usually installed on the roof, the water tank body 2 can be installed on the roof or indoors, and the heating system 5 is installed indoors. But requires that the lowest point of the solar collector 1 must be higher than the highest point of the liquid level of the built-in water tank 7.
When the sun shines, the circulating pump 8 is started, circulating media in the built-in water tank 7 are pumped into the solar heat collector 1, heat is brought into the built-in water tank 7, the water tank body 2 is heated after the built-in water tank 7 and the water tank body 2 exchange heat, and the heat exchange coil 4 in the water tank body 2 exchanges heat with the heat exchange media, so that the heating system 5 is heated.
When there is no sun or the intensity of the sun is insufficient, the circulation pump 8 stops operating. At the moment, the circulating medium in the solar heat collector flows back to the built-in water tank 7 under the gravity. The heat collector only has air, so that the system is protected from being frozen. Even if the anti-freezing solution is available, the anti-freezing solution can be ensured not to lose effectiveness in extreme weather.
When the system has a power failure after, solar collector 1 can be in the empty state of shining, at this moment if the power is supplied again, circulating pump 8 can start, but because the empty solar collector 1 temperature of shining after is higher, can heat the heat collector mesocycle medium to the boiling state, and gaseous accessible exhaust moisturizing pipe 3 at this moment discharges, carries out the heat transfer with water tank body 2 in exhaust process to flow back built-in water tank 7 after with the steam condensation again, thereby prevent to cause harm to the system.
This buffering heat storage water tank and heat accumulation system for solar heating, its built-in water tank 7 that links to each other with solar energy collection system establishes in water tank body 2, has practiced thrift built-in water tank 7's heat preservation, has reduced the heat waste, can directly carry out direct heat transfer with the medium in the water tank body 2 again simultaneously. The built-in water tank 7 is connected with the exhaust gas supplementing pipe 3 which has an exhaust effect and prevents the internal pressure from being too high, hot gas in the built-in water tank 7 can exchange heat with a heat exchange medium in the water tank body 2 in the exhaust process, and the hot gas is condensed and then flows back to the built-in water tank 7. The medium loss in the built-in water tank 7 is also supplemented through exhaust fluid infusion pipe 3, and 2 inside heat exchange coil 4 that are equipped with of water tank body supplies heat for heating system 5 through heat exchange coil 4, and 2 bottoms of water tank body are equipped with the moisturizing mouth for 2 supplementary heat transfer medium of water tank body.
Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.
Claims (7)
1. The utility model provides a solar heating is with buffering heat accumulation water tank which characterized in that: the water tank comprises a heat storage water tank body, wherein a liquid supplementing port and an air exhaust port are formed in the water tank body, a built-in water tank and a heat exchange coil pipe are arranged in the water tank body, an exhaust liquid supplementing pipe is connected to the built-in water tank, the upper end of the exhaust liquid supplementing pipe extends out of the upper portion of the water tank body, and a circulating water inlet pipe and a circulating water outlet pipe are further connected to the built-.
2. The buffering and heat-storing water tank for solar heating according to claim 1, characterized in that: the exhaust liquid supplementing pipe in the water tank body is a corrugated pipe or a spiral exhaust liquid supplementing pipe.
3. The buffering and heat-storing water tank for solar heating according to claim 1, characterized in that: the built-in water tank is a pressure-bearing water tank or a non-pressure-bearing water tank, and heat exchange fins are arranged on the outer surface of the built-in water tank.
4. The utility model provides a solar heating is with buffering heat accumulation system which characterized in that: the solar heating system comprises the heat storage water tank, a solar heat collecting system, a water using system and a heating system according to any one of claims 1 to 3, wherein the heating system is connected with a heat exchange coil, the solar heat collecting system is connected with an internal water tank, the solar heat collecting system is provided with a solar heat collector, and the installation height of the solar heat collector is higher than the highest point of the liquid level of the internal water tank.
5. The solar heating buffer heat storage system according to claim 4, characterized in that: and a circulating water inlet pipe and a circulating water outlet pipe which are connected with the built-in water tank are connected with a water inlet and a water outlet of the solar heat collector, and a circulating pump is arranged on the circulating water outlet pipe outside the water tank body.
6. The solar heating buffer heat storage system according to claim 4, characterized in that: a circulating medium is arranged in the built-in water tank, the circulating medium is water or antifreeze, a heat exchange medium is arranged in the water tank body, and the heat exchange medium is water or antifreeze.
7. The solar heating buffer heat storage system according to claim 4, characterized in that: the solar heat collector is a flat plate heat collector or a vacuum tube heat collector.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022183740.7U CN213453858U (en) | 2020-09-29 | 2020-09-29 | Buffering heat storage water tank and heat storage system for solar heating |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022183740.7U CN213453858U (en) | 2020-09-29 | 2020-09-29 | Buffering heat storage water tank and heat storage system for solar heating |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN213453858U true CN213453858U (en) | 2021-06-15 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202022183740.7U Active CN213453858U (en) | 2020-09-29 | 2020-09-29 | Buffering heat storage water tank and heat storage system for solar heating |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN213453858U (en) |
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- 2020-09-29 CN CN202022183740.7U patent/CN213453858U/en active Active
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