CN1306185A - Vacuum heat-collecting tube - Google Patents
Vacuum heat-collecting tube Download PDFInfo
- Publication number
- CN1306185A CN1306185A CN00101464A CN00101464A CN1306185A CN 1306185 A CN1306185 A CN 1306185A CN 00101464 A CN00101464 A CN 00101464A CN 00101464 A CN00101464 A CN 00101464A CN 1306185 A CN1306185 A CN 1306185A
- Authority
- CN
- China
- Prior art keywords
- long metal
- metal tube
- oral area
- tube
- vacuum heat
- Prior art date
- 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.)
- Granted
Links
- 239000011521 glass Substances 0.000 claims abstract description 25
- 239000002184 metal Substances 0.000 claims description 40
- 239000007788 liquid Substances 0.000 claims description 8
- 239000003507 refrigerant Substances 0.000 claims description 6
- 230000002528 anti-freeze Effects 0.000 claims description 4
- 238000007789 sealing Methods 0.000 claims description 4
- 230000015572 biosynthetic process Effects 0.000 claims description 3
- 238000009835 boiling Methods 0.000 claims description 2
- 238000007710 freezing Methods 0.000 claims description 2
- 230000008014 freezing Effects 0.000 claims description 2
- 239000012528 membrane Substances 0.000 claims description 2
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 abstract description 19
- 238000010438 heat treatment Methods 0.000 abstract description 6
- 238000005336 cracking Methods 0.000 abstract 1
- OKKJLVBELUTLKV-UHFFFAOYSA-N Methanol Chemical compound OC OKKJLVBELUTLKV-UHFFFAOYSA-N 0.000 description 3
- LFQSCWFLJHTTHZ-UHFFFAOYSA-N Ethanol Chemical compound CCO LFQSCWFLJHTTHZ-UHFFFAOYSA-N 0.000 description 2
- 230000007547 defect Effects 0.000 description 2
- 238000002360 preparation method Methods 0.000 description 2
- 238000009825 accumulation Methods 0.000 description 1
- 238000004378 air conditioning Methods 0.000 description 1
- 230000009172 bursting Effects 0.000 description 1
- 238000001035 drying Methods 0.000 description 1
- 239000000428 dust Substances 0.000 description 1
- 235000013399 edible fruits Nutrition 0.000 description 1
- 238000009413 insulation Methods 0.000 description 1
- 230000002262 irrigation Effects 0.000 description 1
- 238000003973 irrigation Methods 0.000 description 1
- 239000000203 mixture Substances 0.000 description 1
- 238000010248 power generation Methods 0.000 description 1
- 238000005057 refrigeration Methods 0.000 description 1
- 235000013311 vegetables Nutrition 0.000 description 1
- 238000005406 washing Methods 0.000 description 1
Images
Classifications
-
- 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
-
- 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
Landscapes
- Engineering & Computer Science (AREA)
- Physics & Mathematics (AREA)
- Life Sciences & Earth Sciences (AREA)
- Sustainable Development (AREA)
- Sustainable Energy (AREA)
- Thermal Sciences (AREA)
- Chemical & Material Sciences (AREA)
- Combustion & Propulsion (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Thermal Insulation (AREA)
Abstract
A heat-collecting vacuum tube for solar water heater or solar water-heating system features that it has the all merits of full-glass heat-collecting vacuum tube, but overcomes its all demerits. Its advantages include high weatherability, no cracking and leakage at -18--40 deg.C, high heat efficiency, and not scaling.
Description
The present invention relates to a kind of vacuum heat collection pipe, particularly New-generation vacuum heat collecting pipe, be applicable to that the assembling solar heater is specially adapted to assembling solar hot water engineering system, for communal bathroom and huge numbers of families provide the washing hot water of having a bath and live.Be used as the all-weather solar heat-collecting element device in fields such as boiler preheating, industrial hot water, the sprinkling irrigation of drawing water, photo-thermal power generation, central air-conditioning, refrigeration, heating, green house of vegetables, flower shed, fruit booth, greenhouse, greenhouse, drying and dewatering, desalinizations.
Existing all-glass vacuum thermal-collecting tube, vacuum insulation, solar absorptance are big, emission than little, efficient is high, but during owing to use, the hole of the union pipe inner bag of the oral area of all-glass vacuum thermal-collecting tube and the inner water tank of solar water heater or solar thermal collector directly is tightly connected with rubber ring, thereby brings following critical defect from structure:
(1) after the user uses up hot water noon, go up cold water immediately, the meeting bombing, cold-resistant hot water impact property is relatively poor.
(2) if vacuum heat collection pipe bursts broken meeting seriously to leak, cause solar heating engineering system or solar water heater can not continue operation, hindered solar heating engineering field wide popularization and application.
(3) can produce incrustation scale in the all-glass vacuum thermal-collecting tube, accumulation dust day by day fails the thermal efficiency.
(4) at-18 ℃ to-40 ℃ extremely frigid zones, vacuum heat collection pipe meeting bursting by freezing, can not use winter.
Task of the present invention is that New-generation vacuum heat collecting pipe will be provided, it not only will inherit whole advantages of all-glass vacuum thermal-collecting tube, and overcome the existing critical defect of all-glass vacuum thermal-collecting tube, and reduce significantly than its cost of heat collection device of various vacuum heat collection pipes that use for solar heating engineering and metal tube combination.
The present invention is achieved in that it is developed into by the all-glass vacuum thermal-collecting tube secondary development, is tightly connected by the endoporus of joint sleeve its underpart step and the oral area of all-glass vacuum thermal-collecting tube; The endoporus on its top of joint sleeve and long metal tube lower end oral area are tightly connected and constitute.
The present invention is described in further detail below in conjunction with accompanying drawing.
Fig. 1 is the New-generation vacuum heat collecting pipe structure chart of long metal tube upper end open.
Fig. 2 is the New-generation vacuum heat collecting pipe structure chart of long metal tube upper end band safety valve.
Fig. 3 is the New-generation vacuum heat collecting pipe structure chart of long metal tube upper end band check valve.
Fig. 4 is the New-generation vacuum heat collecting pipe structure chart that the rubber tube at the band end is equipped with in the long metal tube upper end.
Fig. 5 is the New-generation vacuum heat collecting pipe structure chart that long metal tube upper end closed and inner bag are equipped with tube core.
Fig. 6 is a through type New-generation vacuum heat collecting pipe structure chart.
Fig. 7 is that New-generation vacuum heat collecting pipe is installed on partial structurtes figure in the solar water container.
Fig. 8 is the solar thermal collector structural representation that New-generation vacuum heat collecting pipe is installed on double-deck union pipe.
New-generation vacuum heat collecting pipe is made up of all-glass vacuum thermal-collecting tube [1], long metal tube [5] and the joint sleeve [2] of dividing an application.Have the endoporus of annular protrusion and the oral area of all-glass vacuum thermal-collecting tube [1] is tightly connected by joint sleeve [2] its underpart step [3], its upper step [4] has the endoporus of annular protrusion and the lower end oral area of long metal tube [5] is tightly connected, its external diameter of upper step [4] of joint sleeve [2] is hole [32] the interference preparation by the hole [20] of its inner water tank of solar water heater [22] [21] or its union pipe inner bag [33] of solar thermal collector [30], make it to be tightly connected, end face [31] between joint sleeve [2] upper step [4] and next step is smooth, smooth, and can be close to the hole [20] of solar water container inner bag [21] or with its end face of hole [32] of union pipe inner bag [33], topped and the sealing.
The oral area that this New-generation vacuum heat collecting pipe removes by its endoporus of joint sleeve [2] lower step [3] and all-glass vacuum thermal-collecting tube [1] is tightly connected, outside the lower end oral area of endoporus of its upper step [4] and long metal tube [5] is tightly connected, or be inserted in by joint sleeve [2B] lower step [3] in the oral area endoporus of all-glass vacuum thermal-collecting tube [1] and be tightly connected, its upper step [4] is inserted in the endoporus of long metal tube [5] bottom and is tightly connected, step [3 '] external diameter is its diameter interference preparation of hole by solar water container inner bag [21] or union pipe inner bag [33] in the middle of it, and it can be tightly connected.
Its length of the long metal tube of this New-generation vacuum heat collecting pipe [5] designs definite by its purposes requirement, the solar water heater that use in the area that do not freeze for example southern winter, and then its length of long metal tube [5] extends overflow pipe [23] horizontal center line.The solar heating engineering system that for example northern again-18 ℃～-40 ℃ extremely frigid zones use, the length of its long metal tube [5] is stretched out the hot and cold water union pipe [34] of solar thermal collector [30], and extends the horizontal center line of its drain pipe of union pipe inner chamber [35] [36] of antifreeze, heat conduction liquid refrigerant.
The long metal tube of this New-generation vacuum heat collecting pipe [5] is except that the through type long metal tube [5A] that adopts upper and lower equal diameters, or the step long metal tube [5B] that adopts diameter not wait.
Its long metal tube of this New-generation vacuum heat collecting pipe [5] upper end oral area except mouth outer or at long metal tube [5] oral area by being threaded or being welded with the safety valve of forming by valve body [6], rubber membrane [7], valve gap [8] [9], or be connected with the check valve of forming by valve body [10], valve [13], spring [12] and valve gap [11] [14], rubber is that (0.8～0.9MPa) F, F are the basal area in the hole of valve body [10] with the compressive resistance of film [7].
This New-generation vacuum heat collecting pipe also can be flat with the upper end oral area folder of its long metal tube [5C], freeze or mounting strap at the bottom of rubber case [15], and before the flat sealing of folder, in New-generation vacuum heat collecting pipe, fill heat conduction, antifreeze, high boiling liquid refrigerant (for example methyl alcohol, ethanol, water, heat conduction wet goods one matter, mixture or solution, and in pipe on its liquid level, leave when empty solarization of temperature in summer the required space that contains steam of liquid refrigerant volumetric expansion.
This New-generation vacuum thermal-arrest is except that adopting single port formula all-glass vacuum thermal-collecting tube [1A], or employing straight through type all glass vacuum thermal-collecting tube [1B], its upper end is tightly connected by joint sleeve [2] and long metal tube, and its lower end oral area also only is tightly connected with a metal short tube [5D] by joint sleeve [2].
This New-generation vacuum heat collecting pipe is in all-glass vacuum thermal-collecting tube [1], remove the tube core that closed at both ends is not housed, outside the formation cylindrical cavity, or the tube core [17] of closed at both ends is housed in all-glass vacuum thermal-collecting tube [1] by disk support [16], and the formation annular cavity, in order to reduce the quantity that fills that in the New-generation vacuum heat collecting pipe that-18 ℃～-40 ℃ extremely frigid zones use, fills heat conduction, antifreeze, liquid refrigerant.
Claims (9)
1. vacuum heat collection pipe, it is characterized in that being combined into by all-glass vacuum thermal-collecting tube [1], long metal tube [5] and the joint sleeve [2] of dividing an application, be tightly connected by the endoporus of joint sleeve [2] its underpart step [3] and the oral area of all-glass vacuum thermal-collecting tube [1], the lower end oral area of endoporus of its upper step [4] and long metal tube [5] is tightly connected, and is combined into New-generation vacuum heat collecting pipe.
2. according to the vacuum heat collection pipe of claim 1 defined, it is characterized in that the endoporus and all-glass vacuum thermal-collecting tube [1] oral area that remove by joint sleeve [2] its underpart step [3] are tightly connected, outside endoporus of its upper step [4] and long metal tube [5] lower end oral area are tightly connected, or insert by joint sleeve [2B] lower step [3] in the oral area endoporus of all-glass vacuum thermal-collecting tube [1] and be tightly connected, its upper step [4] is inserted in the bottom endoporus of long metal tube [5] and is tightly connected.
3. according to the vacuum heat collection pipe of claim 1 or 2 defineds, it is characterized in that long metal tube except that the through type long metal tube [5A] that adopts upper and lower equal diameters, or the step long metal tube [5B] that adopts diameter not wait.
4. according to the vacuum heat collection pipe of claim 1,2 or 3 defineds, it is characterized in that long metal tube [5] upper end oral area except outside the mouth, or the safety valve of being made up of valve body [6], rubber membrane [7], valve gap [8] [9] is housed by being threaded at long metal tube [5] upper end oral area.
5. according to the vacuum heat collection pipe of claim 1,2 or 3 defineds, it is characterized in that long metal tube [5] upper end oral area except outside the mouth, or at the check valve [14] of long metal tube [5] upper end oral area by being threaded and forming by valve body [10], valve [13], spring [12], valve gap [11].
6. according to the vacuum heat collection pipe of claim 1,2 or 3 defineds, it is characterized in that long metal tube [5] upper end oral area is except outside the mouth, or with flat, the sealing of freezing of long metal tube [5C] upper end oral area folder, and before sealing, in all-glass vacuum thermal-collecting tube [1] and long metal tube [5], be filled with antifreeze, heat conduction, high boiling liquid refrigerant, and in pipe, left when summer, sky shone the required space that contains steam of liquid refrigerant volumetric expansion on its liquid level.
7. according to the vacuum heat collection pipe of claim 1,2 or 3 defineds, it is characterized in that, or have aperture and the band rubber neck [15] at the end is housed in oral area side, long metal tube [5] upper end except that the oral area opening of long metal tube [5] upper end.
8. according to the vacuum heat collection pipe of claim 1,2,3,4,5,6 or 7 defineds, it is characterized in that vacuum heat collection pipe is except that adopting single port formula all-glass vacuum thermal-collecting tube [1A], or employing straight through type all glass vacuum thermal-collecting tube [1B], its upper end oral area is sealedly connected with long metal tube [5] by joint sleeve [2], and its lower end oral area only is tightly connected with a metal short tube [5D] by joint sleeve [2].
9. the vacuum heat collection pipe according to claim 1,2,3,4,5,6,7 or 8 defineds is characterized in that removing in the all-glass vacuum thermal-collecting tube [1] tube core of not adorning closed at both ends, outside the formation cylindrical cavity, or in all-glass vacuum thermal-collecting tube [1], be fixed with the tube core [17] of closed at both ends by disk support [16], form annular cavity.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNB001014641A CN1171049C (en) | 2000-01-20 | 2000-01-20 | Vacuum heat-collecting tube |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNB001014641A CN1171049C (en) | 2000-01-20 | 2000-01-20 | Vacuum heat-collecting tube |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN1306185A true CN1306185A (en) | 2001-08-01 |
| CN1171049C CN1171049C (en) | 2004-10-13 |
Family
ID=4575977
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CNB001014641A Expired - Fee Related CN1171049C (en) | 2000-01-20 | 2000-01-20 | Vacuum heat-collecting tube |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN1171049C (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105841361A (en) * | 2016-05-12 | 2016-08-10 | 河北省光热产业技术研究院 | Passing type solar vacuum tube heat collector and machining method |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN100462645C (en) * | 2007-02-07 | 2009-02-18 | 杨家华 | Pipe-crack protection method for glass vacuum pipe solar energy heat collecting module and device thereof |
-
2000
- 2000-01-20 CN CNB001014641A patent/CN1171049C/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105841361A (en) * | 2016-05-12 | 2016-08-10 | 河北省光热产业技术研究院 | Passing type solar vacuum tube heat collector and machining method |
Also Published As
| Publication number | Publication date |
|---|---|
| CN1171049C (en) | 2004-10-13 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C06 | Publication | ||
| PB01 | Publication | ||
| C10 | Entry into substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| ASS | Succession or assignment of patent right |
Owner name: BEIJING TIAN-MING SUN SOLAR SCIENCE + TECHNOLOGY C Free format text: FORMER OWNER: LUO GUIRONG Effective date: 20090612 |
|
| C41 | Transfer of patent application or patent right or utility model | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20090612 Address after: 19F, 5 North Avenue, Haidian District, Beijing, Xizhimen Patentee after: Beijing sunshine solar energy science and Technology Co Ltd Address before: No. 3, building 1, 32, Qingshan Lake District, Jiangxi, Nanchang, 5 Patentee before: Luo Guirong |
|
| DD01 | Delivery of document by public notice |
Addressee: Huang Liping Document name: Notification to Pay the Fees |
|
| DD01 | Delivery of document by public notice |
Addressee: Huang Liping Document name: Notification of Termination of Patent Right |
|
| C17 | Cessation of patent right | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20041013 Termination date: 20130120 |