CN112710092A - Two-way vacuum tube air heat collector with gourd knots - Google Patents
Two-way vacuum tube air heat collector with gourd knots Download PDFInfo
- Publication number
- CN112710092A CN112710092A CN201911027276.8A CN201911027276A CN112710092A CN 112710092 A CN112710092 A CN 112710092A CN 201911027276 A CN201911027276 A CN 201911027276A CN 112710092 A CN112710092 A CN 112710092A
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- China
- Prior art keywords
- vacuum tube
- gourd
- header
- knot
- way vacuum
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- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
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Classifications
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F24—HEATING; RANGES; VENTILATING
- F24S—SOLAR HEAT COLLECTORS; SOLAR HEAT SYSTEMS
- F24S10/00—Solar heat collectors using working fluids
- F24S10/40—Solar heat collectors using working fluids in absorbing elements surrounded by transparent enclosures, e.g. evacuated solar collectors
- F24S10/45—Solar heat collectors using working fluids in absorbing elements surrounded by transparent enclosures, e.g. evacuated solar collectors the enclosure being cylindrical
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F24—HEATING; RANGES; VENTILATING
- F24S—SOLAR HEAT COLLECTORS; SOLAR HEAT SYSTEMS
- F24S10/00—Solar heat collectors using working fluids
- F24S10/70—Solar heat collectors using working fluids the working fluids being conveyed through tubular absorbing conduits
- F24S10/75—Solar heat collectors using working fluids the working fluids being conveyed through tubular absorbing conduits with enlarged surfaces, e.g. with protrusions or corrugations
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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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- Engineering & Computer Science (AREA)
- Chemical & Material Sciences (AREA)
- Physics & Mathematics (AREA)
- Life Sciences & Earth Sciences (AREA)
- Sustainable Development (AREA)
- Sustainable Energy (AREA)
- Thermal Sciences (AREA)
- Combustion & Propulsion (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Dispersion Chemistry (AREA)
- Joining Of Glass To Other Materials (AREA)
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, please refer to fig. 1 to 2 together, the heat collector at least comprises a cold air header 2, a hot air header 1 and a two-way vacuum tube 3, the cold air header 2 and the hot air header 1 are both provided with insertion ports 4 penetrating through a header shell, the cold air header 2 and the hot air header 1 are both communicated with the insertion 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 insertion 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 knots 6 can be formed by inward bulges of the glass inner walls of the two-way vacuum tubes 3, can also be formed by outward bulges of the glass inner walls of the two-way vacuum tubes 3, and can also be formed by two-way bulges of the glass inner walls of the two-way vacuum tubes 3, and the gourd knots 6 which are continuously arranged and formed by the inward bulges of the glass inner walls of the two-way vacuum tubes 3 are shown in figures 1 to 2.
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, and fig. 1 to 2 show the gourd knot 6 formed by the sine curve and the cosine curve.
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. Two-way vacuum tube according to claim 1, characterized in that the vacuum tube forms a completely through-going cavity along an axis.
3. The double-pass vacuum tube with the gourd tie of claim 1, wherein the gourd tie can buffer or even eliminate the internal stress generated by the inconsistent expansion of the glass inner wall of the double-pass vacuum tube and the glass outer wall of the double-pass vacuum tube, thereby reducing the possibility of the double-pass vacuum tube being damaged by the internal stress.
4. The gourd knot of claim 3, wherein the gourd knot is on the inner glass wall of the two-way vacuum tube, and the gourd knot and the inner glass wall form a whole.
5. The gourd knot of claim 3, wherein the gourd knot is formed by inward protrusion of the inner glass wall of the double-pass vacuum tube, outward protrusion of the inner glass wall, and bidirectional protrusion of the inner glass wall.
6. The gourd knot of claim 3, wherein the gourd knot is in a shape of a plurality of bulges, such as a sine curve, a cosine curve, a parabola shape, a triangle shape, or a combination of shapes.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201911027276.8A CN112710092A (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 |
|---|---|---|---|
| CN201911027276.8A CN112710092A (en) | 2019-10-27 | 2019-10-27 | Two-way vacuum tube air heat collector with gourd knots |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN112710092A true CN112710092A (en) | 2021-04-27 |
Family
ID=75541016
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201911027276.8A Pending CN112710092A (en) | 2019-10-27 | 2019-10-27 | Two-way vacuum tube air heat collector with gourd knots |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN112710092A (en) |
Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS6159155A (en) * | 1984-08-30 | 1986-03-26 | Matsushita Electric Ind Co Ltd | Heat collector of heat collecting apparatus heat utilizes solar heat |
| CN1959293A (en) * | 2006-12-06 | 2007-05-09 | 罗赞继 | Two ends straight through type all glass vacuum heat collection tube of solar energy |
| CN203869339U (en) * | 2014-06-05 | 2014-10-08 | 济南宏力太阳能有限公司 | Solar air collector |
| CN211716898U (en) * | 2019-10-27 | 2020-10-20 | 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 CN201911027276.8A patent/CN112710092A/en active Pending
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS6159155A (en) * | 1984-08-30 | 1986-03-26 | Matsushita Electric Ind Co Ltd | Heat collector of heat collecting apparatus heat utilizes solar heat |
| CN1959293A (en) * | 2006-12-06 | 2007-05-09 | 罗赞继 | Two ends straight through type all glass vacuum heat collection tube of solar energy |
| CN203869339U (en) * | 2014-06-05 | 2014-10-08 | 济南宏力太阳能有限公司 | Solar air collector |
| CN211716898U (en) * | 2019-10-27 | 2020-10-20 | 山东盛拓科太阳能科技有限公司 | Two-way vacuum tube air heat collector with gourd knots |
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| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| WD01 | Invention patent application deemed withdrawn after publication |
Application publication date: 20210427 |
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| WD01 | Invention patent application deemed withdrawn after publication |