CN202613793U - Double-sleeve vacuum glass medium temperature system and heat collector thereof - Google Patents
Double-sleeve vacuum glass medium temperature system and heat collector thereof Download PDFInfo
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- CN202613793U CN202613793U CN201220271572XU CN201220271572U CN202613793U CN 202613793 U CN202613793 U CN 202613793U CN 201220271572X U CN201220271572X U CN 201220271572XU CN 201220271572 U CN201220271572 U CN 201220271572U CN 202613793 U CN202613793 U CN 202613793U
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- vacuum glass
- tubule
- double
- heat collector
- bassoon
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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 aims to provide a double-sleeve vacuum glass medium temperature system and a heat collector thereof, which are low in cost. The heat collector comprises a large-diameter vacuum glass straight-through pipe, i.e., a large pipe, and one or more small-diameter vacuum glass straight-through heat collection pipes, i.e., one or more small pipes, wherein one or more small pipes are arranged in the large pipe; a gap is remained between the large pipe and the one or more small pipes; a heat collection material is arranged on the one or more small pipes; and a reflecting layer is arranged in light receiving direction of the heat collector to converge light to the one or more small pipes.
Description
Technical field
The utility model relates to solar thermal collector.
Background technology
Solar energy is used at 80 degrees centigrade to 400 degrees centigrade middle high temperature and is often adopted the metal tube focusing technology.Typical in composite parabolic optically focused CPC solar thermal collector.It is characterized by solar light is gathered the metal material surface that scribbles heat-sink shell through reflection.
Current technology adopt metal tube have cost height, metal and glass-encapsulated difficulty, because the thermal expansion metal coefficient is big; Use at middle high temperature that heat absorbing coating is peeled off easily, CPC reflecting plate many places in atmospheric environment, receive sleet dirt powder to problems such as reflection efficiency and reflecting surface effect on service life are big.
The utility model content
The purpose of the utility model is to provide warm system and heat collector thereof in a kind of double-bushing vacuum glass, and its cost is low.
The 1st utility model is a double-bushing vacuum glass medium-temperature collectors; Be characterized in, comprise that major diameter vacuum glass straight pipe is bassoon, and the straight-through thermal-collecting tube of minor diameter vacuum glass is a tubule; In bassoon, arrange one or more tubule, gapped between bassoon and the tubule; Arrange the thermal-arrest material on the tubule, arrange that at the light direction of meeting of heat collector the reflecting layer is so that light converges to tubule.
Described double-bushing vacuum glass medium-temperature collectors, its further characteristics be, wet body in having charged in the said gap, and the temperature of middle wet body is higher than the fluid temperature (F.T.) that feeds in the tubule but is higher than the extraneous temperature of heat collector.
Described double-bushing vacuum glass medium-temperature collectors, its further characteristics are the gradual change focus reflection plate of said reflecting layer in said gap, arranging.
Described double-bushing vacuum glass medium-temperature collectors, its further characteristics are that the outer wall of inner tube of tubule is arranged the thermal-arrest material.
Described double-bushing vacuum glass medium-temperature collectors, its further characteristics are that said reflecting layer is arranged in the basifacial non-light transmission part of bassoon outer wall.
Described double-bushing vacuum glass medium-temperature collectors; Its further characteristics are; This heat collector also comprises the support and connection structure; This support and connection structural configuration is at arbitrary end of heat collector and be tightly connected bassoon and tubule, and the support and connection structure has the intercommunicating pore that is communicated with said gap and the intercommunicating pore that is communicated with tubule is arranged.
Described double-bushing vacuum glass medium-temperature collectors, its further characteristics are that the inner tube wall of tubule is arranged the thermal-arrest material.
Described double-bushing vacuum glass medium-temperature collectors, its further characteristics are at least one tubule and bassoon arranged concentric.
Described double-bushing vacuum glass medium-temperature collectors, its further characteristics are the non-arranged concentric of at least one tubule and bassoon.
Described double-bushing vacuum glass medium-temperature collectors, its further characteristics be, the reflecting layer is arranged in the vacuum interlayer of bassoon or beyond the bassoon outer tube wall.
The 2nd utility model is a warm collecting system in the double-bushing vacuum glass, is characterized in, comprises at least two aforementioned described double-bushing vacuum glass medium-temperature collectorses, and the said gap between the adjacent heat collector is communicated with, and the tubule between the adjacent heat collector is communicated with.
After the straight-through thermal-collecting tube inner fluid temperature T 1 of minor diameter vacuum glass raises to the temperature difference △ T1 with ambient temperature T0.Feed the air T2 that heats up, the whole then airtight source of the gas that is communicated with air layer in the air layer between major diameter vacuum glass straight pipe and the straight-through thermal-collecting tube of minor diameter vacuum glass.Temperature T 1 is higher than T2, and T2 is higher than T0, and the thermal expansion temperature difference of the straight-through thermal-collecting tube of minor diameter vacuum glass is T1-T2; The thermal expansion temperature difference of major diameter vacuum glass straight pipe is T2-T0.Glass evacuated straight pipe under the coefficient of expansion of glass material can reach the temperature difference of thermal-arrest fluid and external environment condition at double like this.In addition, can be at major diameter vacuum straight pipe inwall disposed inboard gradual change focus reflection plate.Therefore this reflecting plate does not receive the influence of weather conditions such as sleet dirt powder, and it is low to have a material requirements, reflection good stability, the characteristics of long service life.
The utility model can make glass material directly be applied in middle high temperature heat collector field through reducing the straight-through thermal-collecting tube inner and outer pipes wall temperature difference of vacuum glass.Simultaneously, the structure of two cover vacuum tube collectors makes its heat leakage when middle high temperature is used significantly reduce high-temperature heat-gathering efficient in the raising.In addition, the utility model can be arranged in major diameter vacuum glass straight pipe and the middle air layer of the straight-through heat collector of minor diameter vacuum glass like CPC reflecting plate (gradual change focus reflection plate) with reflecting plate.Both need not worry of the influence of sleet dirt powder, also not worry the influence of reflecting plate, can select the reflecting material that reduces cost greatly vacuum to reflecting plate.The utility model also can be chosen on the major diameter vacuum glass straight pipe and apply the reflecting layer, directly saves reflecting plate.
Description of drawings
Fig. 1 is the front view of the double-bushing vacuum glass heat collector of the utility model embodiment 1.
Fig. 2 is the cutaway view along A-A line among Fig. 1.
Fig. 3 is the vertical view of the double-bushing vacuum glass heat collector of embodiment 1.
Fig. 4 is the cutaway view along B-B line among Fig. 1.
Fig. 5 is the local enlarged diagram at I place among Fig. 4.
Fig. 6 is the front view of the double-bushing vacuum glass heat collector of the utility model embodiment 2.
Fig. 7 is the cutaway view along C-C line among Fig. 6.
Fig. 8 is the vertical view of the double-bushing vacuum glass heat collector of embodiment 2.
Fig. 9 is the cutaway view along D-D line among Fig. 6.
Figure 10 is the local enlarged diagram at J place among Fig. 9.
Figure 11 is the front view of the double-bushing vacuum glass heat collector of the utility model embodiment 3.
Figure 12 is the cutaway view along E-E line among Figure 11.
Figure 13 is the vertical view of the double-bushing vacuum glass heat collector of embodiment 3.
Figure 14 is the cutaway view along F-F line among Figure 11.
Figure 15 is the local enlarged diagram at K place among Figure 14.
The specific embodiment
To shown in Figure 5, double-bushing vacuum glass heat collector 1 comprises major diameter vacuum glass straight pipe (abbreviation bassoon) 12 and minor diameter vacuum glass heat collection tube (abbreviation tubule) 13 like Fig. 1.Bassoon 12 has inside and outside wall, and vacuum heat-insulating layer 121 is arranged between the inside and outside wall.Same, tubule 13 has inside and outside wall, and vacuum heat-insulating layer 131 is arranged between the inside and outside wall.In bassoon 12, arrange a tubule 13.The outer wall of inner tube of tubule 13 is furnished with selective heat-absorbing material 132.The basifacial non-light transmission part of the outer wall of inner tube of major diameter vacuum glass heat collection tube 12 is furnished with reflecting layer 16.13 of major diameter vacuum glass heat collection tube 12 and minor diameter vacuum glass heat collection tubes are gapped, and it forms gas blanket 14 after charging into gas.Arbitrary end at heat collector 1 all is furnished with support and connection structure 11; Itself and major diameter vacuum glass heat collection tube 12 are tightly connected; And make the two the gas blanket 14 of another heat collector 1 of this heat collector 1 and adjacency be communicated with through intercommunicating pore 110, so that wet body in charging into when needed.Support and connection structure 11 seals simultaneously and is communicated with the straight-through thermal-collecting tube 13 of minor diameter vacuum glass and is communicated with the two the straight-through thermal-collecting tube 13 of minor diameter vacuum glass of another heat collector 1 of this heat collector 1 and adjacency through intercommunicating pore (or runner) 150, feeds fluids so that the absorbed solar energy heating of this fluid in the straight-through thermal-collecting tube 13 of minor diameter vacuum glass.Major diameter vacuum glass straight pipe 12 is an arranged concentric with the straight-through thermal-collecting tube 13 of minor diameter vacuum glass.
To shown in Figure 10, double-bushing vacuum glass heat collector 2 comprises major diameter vacuum glass straight pipe (abbreviation bassoon) 22 and minor diameter vacuum glass heat collection tube (abbreviation tubule) 23 like Fig. 6.Bassoon 22 has inside and outside wall, and vacuum heat-insulating layer 221 is arranged between the inside and outside wall.Same, tubule 23 has inside and outside wall, and vacuum heat-insulating layer 231 is arranged between the inside and outside wall.In bassoon 22, arrange a tubule 23.The outer wall of inner tube of tubule 23 is furnished with selective heat-absorbing material 232.The basifacial non-light transmission part of the outer wall of inner tube of major diameter vacuum glass heat collection tube 22 is furnished with reflecting layer 26.23 of major diameter vacuum glass heat collection tube 22 and minor diameter vacuum glass heat collection tubes are gapped, and it forms gas blanket 24 after charging into gas.Arbitrary end at heat collector 2 all is furnished with support and connection structure 21; Itself and major diameter vacuum glass heat collection tube 22 are tightly connected; And make the two the gas blanket 24 of another heat collector 2 of this heat collector 2 and adjacency be communicated with through intercommunicating pore 210, so that wet body in charging into when needed.Support and connection structure 21 seals simultaneously and is communicated with the straight-through thermal-collecting tube 23 of minor diameter vacuum glass and is communicated with the two the straight-through thermal-collecting tube 23 of minor diameter vacuum glass of another heat collector 2 of this heat collector 2 and adjacency through intercommunicating pore (or runner) 250, feeds fluids so that the absorbed solar energy heating of this fluid in the straight-through thermal-collecting tube 23 of minor diameter vacuum glass.Major diameter vacuum glass straight pipe 22 is non-arranged concentric with the straight-through thermal-collecting tube 23 of minor diameter vacuum glass.
To shown in Figure 15, double-bushing vacuum glass heat collector 3 comprises major diameter vacuum glass straight pipe (abbreviation bassoon) 32 and minor diameter vacuum glass heat collection tube (abbreviation tubule) 33 like Figure 11.Bassoon 32 has inside and outside wall, and vacuum heat-insulating layer 321 is arranged between the inside and outside wall.Same, tubule 33 has inside and outside wall, and vacuum heat-insulating layer 331 is arranged between the inside and outside wall.In bassoon 32, arrange a tubule 33.The outer wall of inner tube of tubule 33 is furnished with selective heat-absorbing material 332.33 of major diameter vacuum glass heat collection tube 32 and minor diameter vacuum glass heat collection tubes are gapped, and it forms gas blanket 34 after charging into gas.Arbitrary end at heat collector 3 all is furnished with support and connection structure 31; Itself and major diameter vacuum glass heat collection tube 32 are tightly connected; And make the two the gas blanket 34 of another heat collector 3 of this heat collector 3 and adjacency be communicated with through intercommunicating pore 310, so that wet body in charging into when needed.Support and connection structure 31 seals simultaneously and is communicated with the straight-through thermal-collecting tube 33 of minor diameter vacuum glass and is communicated with the two the straight-through thermal-collecting tube 33 of minor diameter vacuum glass of another heat collector 3 of this heat collector 3 and adjacency through intercommunicating pore (or runner) 350, feeds fluids so that the absorbed solar energy heating of this fluid in the straight-through thermal-collecting tube 33 of minor diameter vacuum glass.Major diameter vacuum glass straight pipe 32 is non-arranged concentric with the straight-through thermal-collecting tube 33 of minor diameter vacuum glass.The pipe disposed inboard has gradual change focus reflection plate 36 in the major diameter vacuum glass straight pipe 32.
Except that above embodiment,, can arrange anti-reflection antireflective film at each layer transparent glass place for increasing the transmissivity of light to glass.Also can with reflecting plate or the reflecting layer be arranged in the major diameter vacuum glass straight pipe vacuum interlayer or beyond the major diameter vacuum glass straight pipe outer tube wall.In addition, the inner tube wall of tubule also can be arranged the thermal-arrest material.
Utilize at least two heat collectors of aforementioned each embodiment to link together (the shared support and connection structure in junction in preferred embodiment), just can form double-bushing vacuum glass collecting system through the support and connection structure.
Claims (9)
1. double-bushing vacuum glass medium-temperature collectors is characterized in that, comprises that major diameter vacuum glass straight pipe is bassoon, and the straight-through thermal-collecting tube of minor diameter vacuum glass is tubule, in bassoon, arranges one or more tubule, and is gapped between bassoon and the tubule; Arrange the thermal-arrest material on the tubule, arrange that at the light direction of meeting of heat collector the reflecting layer is so that light converges to tubule.
2. double-bushing vacuum glass medium-temperature collectors as claimed in claim 1 is characterized in that, wet body in being filled with in the said gap, and the temperature of middle wet body is lower than the fluid temperature (F.T.) that feeds in the tubule but is higher than the extraneous temperature of heat collector.
3. double-bushing vacuum glass medium-temperature collectors as claimed in claim 1 is characterized in that, the gradual change focus reflection plate of said reflecting layer in said gap, arranging.
4. double-bushing vacuum glass medium-temperature collectors as claimed in claim 1 is characterized in that, the outer wall of inner tube of tubule is arranged the thermal-arrest material.
5. double-bushing vacuum glass medium-temperature collectors as claimed in claim 1 is characterized in that, the inner tube wall of tubule is arranged the thermal-arrest material.
6. double-bushing vacuum glass medium-temperature collectors as claimed in claim 1 is characterized in that, said reflecting layer is arranged in the basifacial non-light transmission part of bassoon outer wall.
7. double-bushing vacuum glass medium-temperature collectors as claimed in claim 1; It is characterized in that; This heat collector also comprises the support and connection structure; This support and connection structural configuration is at arbitrary end of heat collector and be tightly connected bassoon and tubule, and the support and connection structure has the intercommunicating pore that is communicated with said gap and the intercommunicating pore that is communicated with tubule is arranged.
8. double-bushing vacuum glass medium-temperature collectors as claimed in claim 1 is characterized in that, the reflecting layer is arranged in the vacuum interlayer of bassoon or beyond the bassoon outer tube wall.
9. warm collecting system in the double-bushing vacuum glass; It is characterized in that; Comprise at least two like each described double-bushing vacuum glass medium-temperature collectors in the claim 1 to 8, the said gap between the adjacent heat collector is communicated with, and the tubule between the adjacent heat collector is communicated with.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201220271572XU CN202613793U (en) | 2012-06-08 | 2012-06-08 | Double-sleeve vacuum glass medium temperature system and heat collector thereof |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201220271572XU CN202613793U (en) | 2012-06-08 | 2012-06-08 | Double-sleeve vacuum glass medium temperature system and heat collector thereof |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN202613793U true CN202613793U (en) | 2012-12-19 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201220271572XU Expired - Fee Related CN202613793U (en) | 2012-06-08 | 2012-06-08 | Double-sleeve vacuum glass medium temperature system and heat collector thereof |
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|---|---|
| CN (1) | CN202613793U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102679573A (en) * | 2012-06-08 | 2012-09-19 | 徐阳 | Dual-casing-pipe vacuum glass intermediate-temperature system and heat collector thereof |
-
2012
- 2012-06-08 CN CN201220271572XU patent/CN202613793U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102679573A (en) * | 2012-06-08 | 2012-09-19 | 徐阳 | Dual-casing-pipe vacuum glass intermediate-temperature system and heat collector thereof |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20121219 Termination date: 20180608 |