CN218237885U - Cold and hot water homologous indirect heat exchange unpowered quick-heating solar water heating system - Google Patents
Cold and hot water homologous indirect heat exchange unpowered quick-heating solar water heating system Download PDFInfo
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- CN218237885U CN218237885U CN202222027856.0U CN202222027856U CN218237885U CN 218237885 U CN218237885 U CN 218237885U CN 202222027856 U CN202222027856 U CN 202222027856U CN 218237885 U CN218237885 U CN 218237885U
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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
- 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 relates to a solar heating technical field, concretely relates to unpowered fast hot solar water heating system of indirect heat transfer of hot and cold water homology, including a plurality of solar photothermal collector, the heating terminal that is in the same place through the concatenation of polyphone mechanism, solar photothermal collector has solar vacuum heat collecting tube that holding water box and a plurality of upper end inserted in holding water box, and holding water box's both ends are fixed with the heat preservation end cover respectively, are fixed with the stainless steel heat exchange tube that two intervals set up on the heat preservation end cover, and the stainless steel heat exchange tube runs through holding water box and both ends all have the connector of wearing out the heat preservation end cover and being used for the connecting tube. The utility model discloses a closed system has effectively solved holding water box and has easily tied up the incrustation scale, leads to the problem of bacterium reproduction growth, and the stainless steel heat exchange tube in the same holding water box can adopt parallel connection or the mode nimble combination of polyphone as required, can increase heat transfer medium's in the system flow or improve heat transfer medium's programming rate.
Description
Technical Field
The utility model belongs to the technical field of solar heating, a unpowered fast hot solar water heating system of hot and cold water homologous indirect heat transfer is related to.
Background
Solar energy refers to the radiant energy of sunlight and is a renewable energy source. The solar water heater is a device for converting solar energy into heat energy, and heats water from low temperature to high temperature, thereby meeting the requirement of hot water in daily life. The solar water heater is divided into a vacuum tube type solar water heater and a flat plate type solar water heater according to the structural form, mainly takes the vacuum tube type solar water heater, and occupies 80 percent of domestic market share. The vacuum tube type domestic solar water heater is composed of heat collecting tubes, a heat storage water tank, a support and other related accessories, solar energy is converted into heat energy mainly by the vacuum heat collecting tubes, the vacuum heat collecting tubes utilize the natural circulation principle that hot water floats upwards and cold water sinks to enable water to generate microcirculation and reach hot water with required temperature, the unpowered fast-heating solar heat energy collector collects light and heat energy through the vacuum heat collecting tubes and conducts the heat energy into a heat storage medium in the water tank through the microcirculation that the hot water floats upwards and the cold water sinks, and the heat storage medium is generally water.
At present, most of traditional vacuum tube solar hot water heat collection systems are open systems and can convey hot water for bathing and washing, but the traditional open solar heat preservation water tank can lead to the hot water used and the outside to be in close contact with each other, and a cold and warm water stagnant water area exists in the water tank, so that scales are easily formed, and bacteria are propagated and grown.
Therefore, how to solve the above-mentioned deficiencies of the prior art is a subject of the present invention.
SUMMERY OF THE UTILITY MODEL
The utility model aims at having the above-mentioned problem to current technique, provided a unpowered fast hot water solar water heating system of hot and cold water homologous indirect heat transfer, solved above-mentioned traditional vacuum tube solar water heating system incrustation scale, lead to the problem of bacterial reproduction growth.
The purpose of the utility model can be realized by the following technical proposal: the solar photo-thermal collector is provided with a heat-insulating water tank and a plurality of solar vacuum heat-collecting tubes of which the upper ends are inserted into the heat-insulating water tank, heat-insulating end covers are fixed at two ends of the heat-insulating water tank respectively, two stainless steel heat exchange tubes arranged at intervals are fixed on the heat-insulating end covers, the stainless steel heat exchange tubes penetrate through the heat-insulating water tank, and connectors penetrating out of the heat-insulating end covers and used for connecting pipelines are arranged at two ends of the stainless steel heat exchange tubes.
Preferably, the serial connection mechanism comprises connecting pipes, a three-way water inlet pipe and a three-way water outlet pipe, the stainless steel heat exchange pipes on the two adjacent heat preservation water tanks are connected through the two connecting pipes, the stainless steel heat exchange pipe on the head-end heat preservation water tank is connected with the three-way water inlet pipe, the stainless steel heat exchange pipe on the tail-end heat preservation water tank is connected with the three-way water outlet pipe, and the three-way water inlet pipe and the three-way water outlet pipe are connected to the heating terminal. The stainless steel heat exchange tubes in the same heat preservation water tank are connected in parallel, so that the flow of a heat exchange medium used on a heating terminal can be increased.
Preferably, the serial mechanism comprises a U-shaped pipe, a connecting pipe, a straight-through water inlet pipe and a straight-through water outlet pipe, a connector on one side of each of two stainless steel heat exchange pipes arranged at intervals on the heat insulation end cover is connected through the U-shaped pipe, a connector on the other side of each of the two stainless steel heat exchange pipes is connected with a connector on an adjacent heat insulation water tank through the connecting pipe, the straight-through water inlet pipe is connected to a connector of one of the stainless steel heat exchange pipes on the heat insulation water tank at the head end, the straight-through water outlet pipe is connected to a connector of one of the stainless steel heat exchange pipes on the heat insulation water tank at the tail end, and the straight-through water inlet pipe and the straight-through water outlet pipe are connected to the heating terminal. The stainless steel heat exchange tubes in the same heat preservation water tank are connected in series, so that the temperature of a heat exchange medium in the whole system can be increased.
Preferably, the heat-preservation water tank comprises a heat-preservation inner container and a water tank shell, wherein the heat-preservation inner container is internally provided with a heat storage medium, the water tank shell is sleeved outside the heat-preservation inner container, a heat-preservation cavity is arranged between the heat-preservation inner container and the water tank shell, and a high-pressure sealing heat-preservation material is filled in the heat-preservation cavity.
Preferably, the high-pressure sealing and heat-insulating material is polyurethane foam.
Preferably, the stainless steel heat exchange tube is close to the upper wall of the inner cavity of the heat preservation water tank. By utilizing the principle that hot water floats upwards and cold water sinks, the two stainless steel heat exchange tubes are close to the upper wall of the inner cavity of the heat preservation water tank and are high-temperature areas for storing heat medium water in the whole heat preservation water tank, so that the heat obtaining and exchanging speed is higher, and the working efficiency of the whole system is improved; meanwhile, the traditional corrugated heat exchange tube is omitted, although the contact area of the corrugated heat exchange tube and heat exchange medium water is increased, the heat exchange efficiency is improved, the corrugated heat exchange tube is easy to vibrate and generate cavitation phenomena under the action of long-time high-temperature steam bubble impact, and the service life can be effectively prolonged and the maintenance cost can be reduced by adopting the stainless steel heat exchange tube.
Preferably, the heat preservation end covers are detachably fixed at two ends of the heat preservation water tank in a sealing mode, and the stainless steel heat exchange tubes are welded on the heat preservation end covers in a sealing mode.
Preferably, the diameter of the stainless steel heat exchange tube is 40mm, 50mm, 60mm, 70mm or 80 mm.
Compared with the prior art, the utility model has the advantages of it is following:
1. the solar water heating system effectively solves the problem that bacteria are propagated and grown due to scale formation of the traditional vacuum tube solar hot water heat collecting system;
2. the stainless steel heat exchange tubes can be filled with water or other heat storage media, and the stainless steel heat exchange tubes are heated by the heat preservation water tank and then are finally supplied to indoor heating terminals, and the heating terminals are used for heating bathing and washing terminals or used for heating indoor by floor heating, fan coil pipes, radiating fins and the like, so that the application range of the stainless steel heat exchange tube is expanded;
3. the two stainless steel heat exchange tubes are close to the upper part of the heat preservation water tank, so that the heat acquisition and exchange speed is increased, and the working efficiency of the whole system is improved;
4. meanwhile, the stainless steel heat exchange tube can be large-size and has the diameter of 40mm, 50mm, 60mm, 70mm or 80mm, the effective contact area of the stainless steel heat exchange tube and heat storage medium water in the heat preservation water tank is increased, the heat exchange efficiency is higher, meanwhile, the stainless steel heat exchange tube is not in contact with the inner wall of the heat preservation water tank, the possibility of contact heat dissipation is avoided, and the heat efficiency of the system is better;
5. the adoption of a sleeve connection or socket connection mode has high adaptability and reduces the later maintenance cost;
6. two stainless steel heat exchange tubes outwards penetrate through a heat insulation end cover of the heat insulation water tank, can be connected in series into a pipeline to improve the temperature lifting speed of a heat exchange medium in the whole system, can be connected in parallel to increase the flow of the heat exchange medium in the system, and can be flexibly and conveniently combined as required.
Drawings
Fig. 1 is a schematic view of the overall structure of the present invention.
Fig. 2 is a schematic structural diagram of an embodiment of the present invention.
Fig. 3 is a schematic structural diagram of the second embodiment of the present invention.
Fig. 4 is a schematic diagram of a transverse section structure of the heat preservation water tank.
Fig. 5 is a schematic view of the longitudinal section structure of the holding water tank.
In the figure, 1, a solar photo-thermal collector; 11. a heat preservation water tank; 111. a heat preservation liner; 112. a water tank housing; 113. a heat preservation cavity; 114. high-pressure sealing heat-insulating material; 115. a heat storage medium; 12. solar vacuum heat collecting pipes; 13. insulating end covers; 14. a stainless steel heat exchange tube; 141. a connecting port; 2. a heating terminal; 3. a serial connection mechanism; 31. a connecting pipe; 32. a three-way water inlet pipe; 33. a tee water outlet pipe; 34. a U-shaped tube; 35. is directly communicated with a water inlet pipe; 36. is directly communicated with a water outlet pipe.
Detailed Description
The following are specific embodiments of the present invention and the accompanying drawings are used to further describe the technical solution of the present invention, but the present invention is not limited to these embodiments.
Example one
As shown in fig. 1, fig. 2, fig. 3, fig. 4 and fig. 5, wherein the arrow direction in fig. 1 is the flowing direction of a heat exchange medium in a stainless steel heat exchange tube 14, the cold and hot water homologous indirect heat exchange unpowered fast heating solar water heating system is characterized by comprising a plurality of solar photo-thermal collectors 1 and heating terminals 2 which are connected in series through a series connection mechanism 3, wherein each solar photo-thermal collector 1 is provided with a heat preservation water tank 11 and a plurality of solar vacuum heat collection tubes 12 of which the upper ends are inserted into the heat preservation water tank 11, two ends of the heat preservation water tank 11 are respectively fixed with a heat preservation end cover 13, two stainless steel heat exchange tubes 14 arranged at intervals are fixed on the heat preservation end covers 13, and the stainless steel heat exchange tubes 14 penetrate through the heat preservation water tank 11 and are provided with connectors 141 which penetrate through the heat preservation end covers 13 and are used for connecting pipelines.
As shown in fig. 4 and 5, the heat-preservation water tank 11 includes a heat-preservation liner 111 storing a heat storage medium 115 therein and a water tank housing 112 sleeved outside the heat-preservation liner 111, a heat-preservation cavity 113 is disposed between the heat-preservation liner 111 and the water tank housing 112, and the heat-preservation cavity 113 is filled with a high-pressure sealing heat-preservation material 114.
The high-pressure sealing and heat insulating material 114 is polyurethane foam.
The stainless steel heat exchange tube 14 is close to the upper wall of the inner cavity of the heat preservation water tank 11.
The heat-insulating end covers 13 are detachably fixed at two ends of the heat-insulating water tank 11 in a sealing manner, and the stainless steel heat exchange tubes 14 are welded on the heat-insulating end covers 13 in a sealing manner.
The heat preservation end cover 13 can be dismantled and sealedly fixed at both ends 11 both ends of both ends heat preservation water tank, the sealing welding of stainless steel heat exchange tube 14 is on heat preservation end cover 13.
The diameter of the stainless steel heat exchange tube 14 is one of 40mm, 50mm, 60mm, 70mm or 80 mm.
As shown in fig. 2, the arrow direction in fig. 2 is the flowing direction of the heat exchange medium in the stainless steel heat exchange tube 14, the serial connection mechanism 3 includes a connection tube 31, a three-way water inlet tube 32 and a three-way water outlet tube 33, the stainless steel heat exchange tubes 14 on two adjacent heat preservation water tanks 11 are connected through two connection tubes 31, the stainless steel heat exchange tube 14 on the head-end heat preservation water tank 11 is connected with the three-way water inlet tube 32, the stainless steel heat exchange tube 14 on the tail-end heat preservation water tank 11 is connected with the three-way water outlet tube 33, and the three-way water inlet tube 32 and the three-way water outlet tube 33 are connected to the heating terminal 2.
Example two
As shown in fig. 3, the arrow direction in fig. 3 is the flowing direction of the heat exchange medium in the stainless steel heat exchange tube 14, the serial connection mechanism 3 includes a U-shaped tube 34, a connection tube 31, a through water inlet tube 35 and a through water outlet tube 36, the connection port 141 on one side of the two stainless steel heat exchange tubes 14 arranged at intervals on the heat-insulating end cover 13 is connected through the U-shaped tube 34, the connection port 141 on the other side is connected with the connection port 141 on the adjacent heat-insulating water tank 11 through the connection tube 31, the through water inlet tube 35 is connected to the connection port 141 on one of the stainless steel heat exchange tubes 14 on the heat-insulating water tank 11 at the head end, the through water outlet tube 36 is connected to the connection port 141 on one of the stainless steel heat exchange tubes 14 on the heat-insulating water tank 11 at the tail end, and the through water inlet tube 35 and the through water outlet tube 36 are connected to the heating terminal 2.
The utility model discloses theory of operation in the actual application: the heat storage medium 115 in the solar vacuum heat collecting tube 12 is heated to a higher temperature by the radiation energy of sunlight, the heat storage medium 115 continuously transfers heat to the heat exchange medium in the stainless steel heat exchange tube 14 in the heat insulation inner container 111 by utilizing the principle that hot water floats upwards and cold water sinks, the heat exchange medium flows to the heating terminal 2 and transfers heat energy to the heating terminal 2 for use, and the used heat exchange medium flows back into the stainless steel heat exchange tube 14 again for heating, so that the circulation is repeated.
The specific embodiments described herein are merely illustrative of the spirit of the invention. Various modifications, additions and substitutions for the specific embodiments described herein may be made by those skilled in the art without departing from the spirit of the invention or exceeding the scope of the invention as defined in the accompanying claims.
Claims (8)
1. The cold and hot water homologous indirect heat exchange unpowered quick-heating solar water heating system is characterized by comprising a plurality of solar photo-thermal collectors (1) and a heating terminal (2) which are connected in series through series mechanisms (3), wherein each solar photo-thermal collector (1) is provided with a heat-insulating water tank (11) and a plurality of solar vacuum heat-collecting tubes (12) of which the upper ends are inserted into the heat-insulating water tank (11), heat-insulating end covers (13) are fixed at two ends of each heat-insulating water tank (11) respectively, two stainless steel heat exchange tubes (14) arranged at intervals are fixed on each heat-insulating end cover (13), and the stainless steel heat exchange tubes (14) penetrate through the heat-insulating water tanks (11) and two ends of each stainless steel heat exchange tube (141) which penetrate out of the heat-insulating end covers (13) and are used for connecting pipelines.
2. The unpowered quick-heating solar water heating system with the cold and hot water homologous indirect heat exchange function as claimed in claim 1, wherein the serial mechanism (3) comprises connecting pipes (31), a three-way water inlet pipe (32) and a three-way water outlet pipe (33), the stainless steel heat exchange pipes (14) on two adjacent heat preservation water tanks (11) are connected through the two connecting pipes (31), the stainless steel heat exchange pipe (14) on the head heat preservation water tank (11) is connected with the three-way water inlet pipe (32), the stainless steel heat exchange pipe (14) on the tail heat preservation water tank (11) is connected with the three-way water outlet pipe (33), and the three-way water inlet pipe (32) and the three-way water outlet pipe (33) are connected to the heating terminal (2).
3. The cold and hot water homologous indirect heat exchange unpowered quick-heating solar water heating system as claimed in claim 1, wherein the serial connection mechanism (3) comprises a U-shaped pipe (34), a connecting pipe (31), a straight-through water inlet pipe (35) and a straight-through water outlet pipe (36), a connecting port (141) on one side of each of two stainless steel heat exchange pipes (14) arranged at intervals on the heat insulation end cover (13) is connected through the U-shaped pipe (34), a connecting port (141) on the other side of each of the two stainless steel heat exchange pipes is connected with a connecting port (141) on an adjacent heat insulation water tank (11) through the connecting pipe (31), a straight-through water inlet pipe (35) is connected to the connecting port (141) of one of the stainless steel heat exchange pipes (14) on the heat insulation water tank (11) at the head end, a straight-through water outlet pipe (36) is connected to the connecting port (141) of one of the stainless steel heat exchange pipes (14) on the heat insulation water tank (11) at the tail end, and the straight-through water inlet pipe (35) and the straight-through water outlet pipe (36) are connected to the heating terminal (2).
4. The unpowered quick-heating solar water heating system with the cold and hot water homologous indirect heat exchange function according to claim 2 or 3, wherein the heat-preservation water tank (11) comprises a heat-preservation inner container (111) with a heat storage medium (115) stored therein and a water tank shell (112) sleeved outside the heat-preservation inner container (111), a heat-preservation cavity (113) is arranged between the heat-preservation inner container (111) and the water tank shell (112), and a high-pressure sealing heat-preservation material (114) is filled in the heat-preservation cavity (113).
5. The passive quick-heating solar water heating system with the function of cold and hot water homologous indirect heat exchange as claimed in claim 4, wherein the high-pressure sealing and heat-insulating material (114) is polyurethane foam.
6. The passive quick-heating solar water heating system with the cold water and hot water homologous indirect heat exchange function as claimed in claim 2 or 3, wherein the stainless steel heat exchange tube (14) is close to the upper wall of the inner cavity of the heat preservation water tank (11).
7. The hot and cold water homologous indirect heat exchange unpowered quick heating solar water heating system according to claim 2 or 3, wherein the heat-insulating end covers (13) are detachably and hermetically fixed at two ends of the heat-insulating water tank (11), and the stainless steel heat exchange pipes (14) are hermetically welded on the heat-insulating end covers (13).
8. A hot and cold water homologous indirect heat exchange unpowered fast heating solar water heating system according to claim 2 or 3, wherein the diameter of the stainless steel heat exchange tube (14) is one of 40mm, 50mm, 60mm, 70mm or 80 mm.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202222027856.0U CN218237885U (en) | 2022-08-02 | 2022-08-02 | Cold and hot water homologous indirect heat exchange unpowered quick-heating solar water heating system |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202222027856.0U CN218237885U (en) | 2022-08-02 | 2022-08-02 | Cold and hot water homologous indirect heat exchange unpowered quick-heating solar water heating system |
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| CN218237885U true CN218237885U (en) | 2023-01-06 |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN116592523A (en) * | 2023-05-23 | 2023-08-15 | 北京中科神韵建设工程有限公司 | High-efficiency unpowered solar energy |
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2022
- 2022-08-02 CN CN202222027856.0U patent/CN218237885U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN116592523A (en) * | 2023-05-23 | 2023-08-15 | 北京中科神韵建设工程有限公司 | High-efficiency unpowered solar energy |
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