CN211600876U - Solar phase-change heat-storage hot air heating device - Google Patents
Solar phase-change heat-storage hot air heating device Download PDFInfo
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- CN211600876U CN211600876U CN202020264205.1U CN202020264205U CN211600876U CN 211600876 U CN211600876 U CN 211600876U CN 202020264205 U CN202020264205 U CN 202020264205U CN 211600876 U CN211600876 U CN 211600876U
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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 utility model relates to a clean energy heating field provides a hot-blast heating device of solar energy phase transition heat accumulation, including box, inner bag, tuber pipe, fan, air intake, air outlet, fin, printing opacity roof, heat preservation apron, electric cabinet and fan room. The inner surface of the inner shell of the box body is provided with a diffuse reflection coating, the outer surface of the inner container is provided with a heat absorption coating, and a closed hollow layer is arranged between the inner container and the box body. Phase change materials are filled between the inner container and the air pipe, and fins which are connected with each other are arranged on the outer edge of the air pipe, so that heat storage and heat release of the device are realized. The upper part of the light-transmitting top plate at the top of the box body is provided with a heat-insulating cover plate which can be automatically closed at night. The utility model discloses compact structure, hold the discharge efficiency high, solved prior art's unable heating at night, heat loss big, winter frost-proof problem.
Description
Technical Field
The utility model relates to a clean energy heating field, concretely relates to hot-blast heating device of solar energy phase transition heat accumulation.
Background
Solar energy is an important clean energy form and is widely applied to projects such as hot water, heating and the like. However, in the prior art, water is mostly adopted as a heating medium for heat collection and transfer, and the problems of large heat loss, corrosion of pipelines and boxes, freezing prevention in winter and the like exist. The solar hot air collector using air as a heating medium can effectively solve the problem of a hot water collector, but solar energy is an unstable energy source, and air is not easy to accumulate heat, so that the application of a solar hot air technology is greatly limited.
Therefore, the phase change heat storage technology and the solar hot air technology are combined, and the solar hot air heating device capable of efficiently storing and releasing heat is developed, so that the solar hot air heating device has important practical significance.
Disclosure of Invention
The utility model aims at overcoming prior art's defect, providing a solar hot-air heating device that can high-efficiently hold exothermic.
In order to achieve the above purpose, the technical scheme of the utility model is as follows:
a solar phase-change heat-storage hot-air heating device comprises: the air conditioner comprises a box body, an inner container, branch air pipes, a fan, an air inlet, an air outlet, an air inlet main pipe, an air inlet static pressure box, an air outlet main pipe, an air outlet static pressure box, fins, a light-transmitting top plate, a heat-insulating cover plate, an electric cabinet and a fan chamber; the heat-insulating layer is arranged between the inner shell and the outer shell of the box body, the inner container is arranged in the box body, the inner container is internally provided with a plurality of rows of branch air pipes, fins are arranged on the outer wall surface of each branch air pipe, phase-change materials are filled between each branch air pipe and the inner container, the inlets and the outlets of the plurality of rows of branch air pipes are respectively connected to the air inlet static pressure box and the air outlet static pressure box, the air inlet static pressure box is connected with the air outlet of the fan through an air inlet main pipe, the suction inlet of the fan is connected with the air inlet; the upper part of the box body is provided with a light-transmitting top plate, and the upper part of the light-transmitting top plate is provided with a heat-insulating cover plate; the electric cabinet and the fan chamber are welded on the outer side of the box body, and the fan is installed in the fan chamber.
Furthermore, the inner surface of the inner shell of the box body is provided with a diffuse reflection coating which can uniformly reflect light rays to the inner container.
Furthermore, the inner container is made of a high-heat-conductivity metal material, and the outer surface of the inner container is provided with a heat absorption coating, so that solar illumination can be effectively absorbed.
Furthermore, a hollow layer is arranged between the inner container and the inner casing body, the hollow layer is of a closed structure, and air or inert gas is filled in the hollow layer, so that heat loss outwards is reduced.
Furthermore, the inner container is internally provided with a plurality of rows of branch air pipes, the cross sections of the air pipes are rectangular, and each air pipe is bent in the inner container for multiple times to form a hairpin shape, so that the heat exchange area between the air pipe and the phase-change material is increased.
Furthermore, the fins are made of metal materials, are connected with each other and extend to the inner wall surface of the inner container, and divide the inner part of the inner container into a grid shape.
Furthermore, a phase change material is filled between the inner container and the air pipe and used for heat storage and heat release of the device.
Furthermore, the upper part of the solar phase-change heat-storage hot air heating device is provided with a light-transmitting top plate, and the light-transmitting top plate is made of hollow glass, so that the outward loss of heat can be reduced to a certain extent while sunlight enters the device.
Furthermore, the upper part of the light-transmitting top plate is provided with a heat-insulating cover plate, heat-insulating materials are filled in the heat-insulating cover plate, the heat-insulating cover plate is connected with the device through a rotating shaft and driven by a servo motor, the light-transmitting top plate can be manually or automatically covered in the non-heat-collecting time, and the purpose of reducing heat loss is achieved.
Furthermore, the electric cabinet can automatically control the fan and the heat-insulating cover plate.
Compared with the prior art, the beneficial effects of the utility model are that: air is used as a heating medium, so that the problems of corrosion, freezing and the like of water circulation are solved; the phase-change material is used for heat storage, so that the problem that the conventional hot air collector cannot store heat is solved, and the device can work all day long; the inner surface of the inner shell of the box body is provided with a diffuse reflection coating to uniformly reflect light rays to the inner container, so that the phase change material is heated more uniformly during heat storage; the air pipes are connected with each other through the fins, so that the heat storage and heat release efficiency of the device is enhanced; the heat preservation cover plate is arranged on the light-transmitting top plate, and the light-transmitting top plate can be automatically closed at night, so that heat loss at night can be effectively reduced.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art are briefly introduced below, and it is obvious that the drawings in the following description are some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to these drawings without creative efforts.
Fig. 1 is a cross-sectional side view of a solar phase-change thermal storage hot-air heating device according to an embodiment of the present invention;
fig. 2 is a cross sectional view of the inside of a solar phase change thermal storage hot air heating apparatus according to an embodiment of the present invention;
fig. 3 is an appearance effect diagram of the solar phase change thermal storage hot air heating device according to the embodiment of the present invention.
Fig. 4 is the schematic view of the air inlet static pressure box of the solar phase change heat storage hot air heating device of the embodiment of the present invention.
Fig. 5 is the schematic view of the air outlet static pressure box of the solar phase change thermal storage hot air heating device of the embodiment of the present invention.
Fig. 6 is a schematic view of the opening of the heat-insulating cover plate of the solar phase-change heat-storage hot-air heating device according to the embodiment of the present invention.
In the figure, 1 is a box body, 2 is a hollow layer, 3 is an inner container, 4 is a fan, 5 is an air pipe, 6 is an air inlet, 7 is an air outlet, 8 is a phase change material, 9 is a light-transmitting top plate, 10 is a heat-insulating cover plate, 11 is an electric cabinet, 12 is a fan chamber, 13 is a heat-insulating layer, 14 is a fin, 15 is a servo motor, 16 is an air inlet main pipe, 17 is an air inlet static pressure box, 18 is an air outlet main pipe, and 19 is an air outlet static pressure box.
DETAILED DESCRIPTION OF EMBODIMENT (S) OF INVENTION
The present invention will be described more fully hereinafter with reference to the accompanying drawings, in which some, but not all embodiments of the invention are shown. 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.
The utility model provides a hot-blast heating plant of solar energy phase transition heat accumulation, as shown in fig. 1-5, the device includes: the air conditioner comprises a box body 1, an inner container 3, a fan 4, a branch air pipe 5, an air inlet 6, an air outlet 7, an air inlet main pipe 16, an air inlet static pressure box 17, an air outlet main pipe 18, an air outlet static pressure box 19, fins 14, a light-transmitting top plate 9, a heat-insulating cover plate 10, an electric cabinet 11 and a fan chamber 12; a heat insulation layer 13 is arranged between an inner shell and an outer shell of the box body 1, an inner container 3 is arranged in the box body 1, a plurality of rows of branch air pipes 5 are arranged in the inner container 3, fins 14 are arranged on the outer wall surface of each branch air pipe 5, and a phase change material 8 is filled between each branch air pipe 5 and the inner container 3; the inlet and the outlet of the multi-row branch air pipes 5 are respectively connected to an air inlet static pressure box 17 and an air outlet static pressure box 19, the air inlet static pressure box 17 is connected with the air outlet of the fan 4 through an air inlet main pipe 16, the suction inlet of the fan 4 is connected with an air inlet 6, and the air outlet static pressure box 19 is connected with the air outlet 7 through an air outlet main pipe 18; the upper part of the box body 1 is provided with a light-transmitting top plate 9, and the upper part of the light-transmitting top plate 9 is provided with a heat-insulating cover plate 10; the electric cabinet 11 and the fan room 12 are welded on the outer side of the box body 1, and the fan 4 is installed in the fan room 12.
The inner surface of the inner shell of the box body 1 is provided with a uniform diffuse reflection coating which can uniformly reflect sunlight entering the box body to the inner container. The inner container 3 is made of a high-heat-conductivity metal material, and the outer surface of the inner container is provided with a heat absorption coating which can effectively absorb solar illumination. The hollow layer 2 is arranged between the inner container 3 and the outer surface of the box body 1, and the hollow layer 2 is a closed structure, and the air or inert gas filled in the hollow layer 2 can effectively reduce the outward loss of heat.
As shown in fig. 1 and 2, the cross section of the branch air pipes 5 is rectangular, and each branch air pipe 5 is bent multiple times in the inner container to form a hairpin shape. The fins 14 extend to the inner wall surface of the inner container 3 to divide the inside of the inner container 3 into a mesh shape. Phase change materials 8 are filled between the inner container 3 and the air pipe 5 and used for heat storage and heat release of the device.
As shown in fig. 1 and 6, the light-transmitting top plate 9 on the upper part of the box body 1 is made of hollow glass, so that sunlight can enter the device and the outward heat loss can be reduced to a certain extent. The upper part of the transparent top plate 9 is provided with a heat-insulating cover plate 10, the heat-insulating cover plate 10 is connected with the box body 1 through a rotating shaft and driven by a servo motor 15, and the transparent top plate can be manually or automatically covered in the non-heat-collecting time, so that the purpose of reducing heat loss is achieved. The fan 4 and the heat preservation cover plate 10 are controlled by a controller in the electric cabinet 11.
During a sunny day, the heat-insulating cover plate 10 is opened. Sunlight enters the box body 1 from the light-transmitting top plate 9, one part of light directly irradiates the top plate of the phase change material 8, and the other part of light is reflected by the inner wall surface of the box body 1, irradiates the outer wall surface of the inner container, conducts heat and heats the phase change material 8. The phase change material 8 after being heated is changed into a liquid state from a solid state after reaching the phase change temperature, and a large amount of heat can be absorbed in the process, so that the purpose of heat storage is achieved. When the user needs to carry out the heating, fan 4 opens, and the device carries out heat accumulation and exothermic process simultaneously this moment. Cold air enters the branch air pipe 5 from the air inlet 6, heat of the phase-change material 8 is transferred to the air pipe through the fins 14, the air passes through the branch air pipe 5 to be heated, and enters an air supply pipeline of a heating user from the air outlet 7, so that the heating requirement of the user is met.
At night, the insulating cover plate 10 is closed because there is no sunlight. When the user needs the heating, fan 4 opens, and the device carries out exothermic process this moment. Cold air enters the branch air pipe 5 from the air inlet 6, heat of the phase-change material 8 is transferred to the air pipe through the fins 14, the air passes through the branch air pipe 5 to be heated, and enters an air supply pipeline of a heating user from the air outlet 7. Along with the progress of the heat release process, the temperature of the phase-change material is gradually reduced, and when the phase-change material reaches the phase-change temperature, the phase-change material is changed from a liquid state to a solid state, a large amount of heat can be released in the process, and the requirement of a user on heating at night is met.
Claims (8)
1. The utility model provides a hot-blast heating plant of solar energy phase transition heat accumulation which characterized in that includes: the air conditioner comprises a box body (1), a liner (3), a fan (4), a branch air pipe (5), an air inlet (6), an air outlet (7), an air inlet main pipe (16), an air inlet static pressure box (17), an air outlet main pipe (18), an air outlet static pressure box (19), fins (14), a light-transmitting top plate (9), a heat-insulating cover plate (10), an electric cabinet (11) and a fan chamber (12); a heat insulation layer (13) is arranged between an inner shell and an outer shell of the box body (1), an inner container (3) is arranged inside the box body (1), a plurality of rows of branch air pipes (5) are arranged inside the inner container (3), fins (14) are arranged on the outer wall surface of each branch air pipe (5), phase-change materials (8) are filled between each branch air pipe (5) and the inner container (3), air inlets and air outlets of the plurality of rows of branch air pipes (5) are respectively connected to an air inlet static pressure box (17) and an air outlet static pressure box (19), the air inlet static pressure box (17) is connected with an air outlet of the fan (4) through an air inlet main pipe (16), a suction inlet of the fan (4) is connected with the air inlet (6), and the air outlet static pressure box (19) is connected with the; a light-transmitting top plate (9) is arranged at the upper part of the box body (1), and a heat-insulating cover plate (10) is arranged at the upper part of the light-transmitting top plate (9); the electric cabinet (11) and the fan room (12) are welded on the outer side of the box body (1), and the fan (4) is installed in the fan room (12).
2. The solar phase-change heat-storage hot-air heating device as claimed in claim 1, characterized in that: the inner surface of the inner shell of the box body (1) is provided with a uniform diffuse reflection coating.
3. The solar phase-change heat-storage hot-air heating device as claimed in claim 1, characterized in that: the inner container (3) is made of metal material with high heat conductivity coefficient, and the outer surface of the inner container is provided with a heat absorption coating.
4. The solar phase-change heat-storage hot-air heating device as claimed in claim 1, characterized in that: the inner container (3) and the outer surface of the box body (1) are arranged between hollow layers (2), and the hollow layers (2) are of a closed structure and are filled with air or inert gas.
5. The solar phase-change heat-storage hot-air heating device as claimed in claim 1, characterized in that: the branch air pipe (5) is bent for multiple times in the inner container (3) to form a hairpin shape.
6. The solar phase-change heat-storage hot-air heating device as claimed in claim 1, characterized in that: the fins (14) are connected with each other and extend to the inner wall surface of the inner container (3) to divide the inner part of the inner container (3) into a grid shape.
7. The solar phase-change heat-storage hot-air heating device as claimed in claim 1, characterized in that: the heat-preservation cover plate (10) is connected with the box body (1) through a rotating shaft and is driven by a servo motor (15).
8. The solar phase-change heat-storage hot-air heating device as claimed in claim 1, characterized in that: the electric cabinet (11) can automatically control the fan (4) and the heat-insulating cover plate (10).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020264205.1U CN211600876U (en) | 2020-03-06 | 2020-03-06 | Solar phase-change heat-storage hot air heating device |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020264205.1U CN211600876U (en) | 2020-03-06 | 2020-03-06 | Solar phase-change heat-storage hot air heating device |
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| CN211600876U true CN211600876U (en) | 2020-09-29 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN202020264205.1U Active CN211600876U (en) | 2020-03-06 | 2020-03-06 | Solar phase-change heat-storage hot air heating device |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115111637A (en) * | 2022-07-09 | 2022-09-27 | 广东五星太阳能股份有限公司 | Zero-energy-consumption curtain wall type phase-change heat-storage heating device |
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2020
- 2020-03-06 CN CN202020264205.1U patent/CN211600876U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115111637A (en) * | 2022-07-09 | 2022-09-27 | 广东五星太阳能股份有限公司 | Zero-energy-consumption curtain wall type phase-change heat-storage heating device |
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