CN211716898U - Two-way vacuum tube air heat collector with gourd knots - Google Patents
Two-way vacuum tube air heat collector with gourd knots Download PDFInfo
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- CN211716898U CN211716898U CN201921812789.5U CN201921812789U CN211716898U CN 211716898 U CN211716898 U CN 211716898U CN 201921812789 U CN201921812789 U CN 201921812789U CN 211716898 U CN211716898 U CN 211716898U
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- gourd
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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 invention provides a two-way vacuum tube air heat collector with a gourd knot, which is characterized by at least comprising a cold air header, a hot air header and two-way vacuum tubes, wherein the cold air header and the hot air header are respectively provided with a plug-in port penetrating through a header shell, the cold air header and the hot air header are respectively communicated with the plug-in ports through inner containers, and the two-way vacuum tubes are communicated with the cold air header and the hot air header through the plug-in ports. The gourd knots can effectively control the flow velocity of media in the tube, a medium flowing buffer zone and a medium preheating zone are formed, and the heat collection efficiency of the air heat collector is effectively improved. The gourd knot can buffer and even eliminate internal stress generated by inconsistent expansion of the glass inner wall and the glass outer wall of the two-way vacuum tube, and the possibility that the two-way vacuum tube is damaged due to the internal stress is reduced.
Description
Technical Field
The invention relates to the technical field of solar heat collection vacuum tubes, in particular to a two-way vacuum tube air heat collector with a gourd knot.
Background
The existing solar heating scheme mostly uses liquid as a medium to carry out multiple heat exchange so as to heat a target area, and has lower heat exchange efficiency.
At present, most of straight-through tube type vacuum tube heat collectors utilize heat transfer fins for heat conversion, air heating is uneven although air flow is increased, no heating air flow buffer section exists, overall efficiency is low, and the vacuum tube is easily damaged due to internal stress caused by uneven expansion of the inner wall and the outer wall of the vacuum tube.
Disclosure of Invention
The invention aims to provide a two-way vacuum tube air heat collector with a gourd knot, aiming at the defects of the prior art, and the two-way vacuum tube air heat collector with the gourd knot is provided with an airflow buffer section and a glass expansion buffer section which are increased through a gourd knot structure, so that the preheating distance and the preheating time of media in a tube are increased, the storage volume of preheated air is increased, and the heating efficiency is improved.
In order to solve the problems, the invention provides a two-way vacuum tube air heat collector with a gourd knot, which is characterized by at least comprising a cold air header, a hot air header and a two-way vacuum tube, wherein the cold air header and the hot air header are respectively provided with a plug-in port penetrating through a header shell, the cold air header and the hot air header are respectively communicated with the plug-in ports through inner containers, and the two-way vacuum tube is communicated with the cold air header and the hot air header through the plug-in ports.
Optionally, the vacuum tube forms a completely through cavity along an axis.
Optionally, the gourd knot can buffer or even eliminate the internal stress generated by inconsistent expansion of the inner wall of the double-way vacuum tube glass and the outer wall of the double-way vacuum tube glass, and the possibility that the double-way vacuum tube is damaged by the internal stress is reduced.
Optionally, the gourd knot is arranged on the inner wall of the double-pass vacuum tube glass, and the gourd knot and the inner wall of the glass form a whole.
Optionally, the gourd knot may be formed by inward protrusion of the glass inner wall of the two-way vacuum tube, outward protrusion of the glass inner wall, or bidirectional protrusion of the glass inner wall.
Alternatively, the gourd node may be a plurality of convex shapes such as a sine curve, a cosine curve, a parabola, a triangle, or a combination of shapes.
Drawings
In order to more clearly illustrate the present invention or the technical solutions in the prior art, the drawings needed to be used in the embodiments will be briefly described below, and it is obvious that the drawings in the following description are only some embodiments of the present invention, and it is obvious for those skilled in the art to obtain other drawings without creative efforts.
Fig. 1 is a two-way vacuum tube air heat collector with a gourd knot according to an embodiment of the present invention.
Fig. 2 is a two-way evacuated tube air collector with a gourd knot according to another embodiment of the present invention.
Marking: 1. the hot air header, 2, the cold air header, 3, the two-way vacuum tube, 4, the interface, 5, the inner bag, 6, the calabash knot.
Detailed Description
The technical solutions in 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. All other embodiments, which can be obtained by a person skilled in the art without any inventive step based on the embodiments of the present invention, are within the scope of the present invention.
The invention provides a two-way vacuum tube air heat collector with a gourd knot, which at least comprises a cold air header 2, a hot air header 1 and a two-way vacuum tube 3, wherein the cold air header 2 and the hot air header 1 are respectively provided with a plug-in port 4 penetrating through a header shell, the cold air header 2 and the hot air header 1 are respectively communicated with the plug-in ports 4 through inner containers 5, and the two-way vacuum tube 3 is communicated with the cold air header 2 and the hot air header 1 through the plug-in ports 3.
The two-way vacuum tube 3 forms a completely through cavity along the axis, and the heated medium flows in the cavity.
The gourd knot 6 is in a continuously contracted shape and has enough structural elasticity, the gourd knot 6 can buffer and even eliminate internal stress generated due to inconsistent expansion of the inner glass wall of the two-way vacuum tube 3 and the outer glass wall of the two-way vacuum tube 3, and the possibility that the two-way vacuum tube 3 is damaged due to the internal stress is reduced.
Meanwhile, the continuous shrinkage shape of the gourd knots 6 can also effectively control the flow velocity of media in the tube, a medium flowing buffer zone and a medium preheating zone are formed, and the heat collection efficiency of the air heat collector can be effectively improved.
The inner glass wall of the two-way vacuum tube 3 is correspondingly processed to form a gourd knot 6, and the gourd knot 6 and the inner glass wall of the two-way vacuum tube 3 form a whole.
The gourd knot 6 can be formed by inward bulge of the glass inner wall of the two-way vacuum tube 3, or outward bulge of the glass inner wall of the two-way vacuum tube 3, or two-way bulge of the glass inner wall of the two-way vacuum tube 3.
The gourd knot 6 is in a shape of a plurality of bulges such as a sine curve, a cosine curve, a parabola shape, a triangle shape and the like, or a combination shape of a plurality of shapes.
Cold air enters the two-way vacuum tube 3 through the inner container 5 of the cold air header 2, the gourd knots 6 in the two-way vacuum tube 3 can effectively control the flow velocity of media in the tube, a media flowing buffer zone and a media preheating zone are formed, the heat collection efficiency of the air heat collector is effectively improved, heated air passes through the two-way vacuum tube 3 and is gathered in the inner container 5 of the hot air header 1, the gourd knots 6 can buffer and even eliminate internal stress generated due to the fact that the expansion of the glass inner wall of the two-way vacuum tube 3 is inconsistent with that of the glass outer wall of the two-way vacuum tube 3, and the possibility that the two-way vacuum tube 3 is damaged due to the internal stress is.
Claims (6)
1. The utility model provides a take bi-pass vacuum tube air heat collector of calabash knot which characterized in that, the heat collector includes cold wind header, hot-blast header, bi-pass vacuum tube at least, the cold wind header with hot-blast header all has the interface to pierce through the header shell, the cold wind header with hot-blast header all passes through the inner bag intercommunication the interface, the bi-pass vacuum tube passes through the interface intercommunication the cold wind header with hot-blast header.
2. The double pass evacuated tube air collector with a gourd tie of claim 1, wherein the double pass evacuated tube forms a completely through cavity along the axis.
3. The double-pass vacuum tube air heat collector with the gourd tie of claim 1, wherein the double-pass vacuum tube has a gourd tie structure, the gourd tie can buffer or even eliminate the internal stress generated by the inconsistent expansion of the inner wall of the double-pass vacuum tube glass and the outer wall of the double-pass vacuum tube glass, and reduce the possibility of the double-pass vacuum tube being damaged by the internal stress.
4. The double-pass vacuum tube air heat collector with the gourd tie of claim 3, wherein the gourd tie is arranged on the inner wall of the double-pass vacuum tube glass, and the gourd tie and the inner wall of the glass form a whole.
5. The double-pass vacuum tube air heat collector with the gourd tie of claim 3, wherein the gourd tie is formed by inward protrusion of the double-pass vacuum tube glass inner wall, outward protrusion of the glass inner wall, and bidirectional protrusion of the glass inner wall.
6. The double-pass evacuated tube air collector with the gourd knot as claimed in claim 3, wherein the gourd knot is in a shape of a plurality of convex shapes such as sine curve, cosine curve, parabola shape, triangle shape, etc., or a combination of shapes.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921812789.5U CN211716898U (en) | 2019-10-27 | 2019-10-27 | Two-way vacuum tube air heat collector with gourd knots |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921812789.5U CN211716898U (en) | 2019-10-27 | 2019-10-27 | Two-way vacuum tube air heat collector with gourd knots |
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| Publication Number | Publication Date |
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| CN211716898U true CN211716898U (en) | 2020-10-20 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201921812789.5U Active CN211716898U (en) | 2019-10-27 | 2019-10-27 | Two-way vacuum tube air heat collector with gourd knots |
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Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112648749A (en) * | 2020-12-28 | 2021-04-13 | 真木农业设备（安徽）有限公司 | High-efficiency heat storage and exchange device |
| CN112648747A (en) * | 2020-12-28 | 2021-04-13 | 真木农业设备（安徽）有限公司 | All-glass solar bi-pass heat collecting pipe |
| CN112710092A (en) * | 2019-10-27 | 2021-04-27 | 山东盛拓科太阳能科技有限公司 | Two-way vacuum tube air heat collector with gourd knots |
-
2019
- 2019-10-27 CN CN201921812789.5U patent/CN211716898U/en active Active
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112710092A (en) * | 2019-10-27 | 2021-04-27 | 山东盛拓科太阳能科技有限公司 | Two-way vacuum tube air heat collector with gourd knots |
| CN112648749A (en) * | 2020-12-28 | 2021-04-13 | 真木农业设备（安徽）有限公司 | High-efficiency heat storage and exchange device |
| CN112648747A (en) * | 2020-12-28 | 2021-04-13 | 真木农业设备（安徽）有限公司 | All-glass solar bi-pass heat collecting pipe |
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