CN203163313U - Pressure-bearing heat-storing type glass-metal melting-sealed vacuum solar heat collection tube - Google Patents
Pressure-bearing heat-storing type glass-metal melting-sealed vacuum solar heat collection tube Download PDFInfo
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- CN203163313U CN203163313U CN 201320177911 CN201320177911U CN203163313U CN 203163313 U CN203163313 U CN 203163313U CN 201320177911 CN201320177911 CN 201320177911 CN 201320177911 U CN201320177911 U CN 201320177911U CN 203163313 U CN203163313 U CN 203163313U
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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 discloses a pressure-bearing heat-storing type glass-metal melting-sealed vacuum solar heat collection tube which comprises an outer glass tube, a coated stainless steel inner tube, a top cover water incoming and outgoing assembly, a glass flange, a press sealing flange, a top cover and a supporting clamping piece. Each of the outer glass tube and the coated stainless steel inner tube is of a structure with one end open, the coated stainless steel inner tube is nested in the outer glass tube, a tube orifice of the coated stainless steel inner tube is connected with the top cover water incoming and outgoing assembly and connected with a tube orifice of the outer glass tube sequentially through the glass flange, the press sealing flange and the top cover, a round head of the coated stainless steel inner tube is supported and fixed in the outer glass tube through the supporting clamping piece, and a vacuum interlayer is formed between the coated stainless steel inner tube and the outer glass tube by vacuumizing. The pressure-bearing heat-storing type glass-metal melting-sealed vacuum solar heat collection tube can absorb solar radiation energy and store hot water, so that a hot water storage tank is not needed; the pressure-bearing heat-storing type glass-metal melting-sealed vacuum solar heat collection tube has stronger pressure bearing capability than common full-glass vacuum heat collection tubes; and the inner tube is made of stainless steel, so that the pressure-bearing heat-storing type glass-metal melting-sealed vacuum solar heat collection tube is less prone to being exploded.
Description
Technical field
The utility model relates to a kind of pressure bearing stored hot type glass-metal sealing by fusing vacuum solar collector tubes, belongs to field of solar energy utilization.
Background technology
Complete glass vacuum sun thermal-collecting tube is as the inner flask of an elongation, formed by two concentric circles glass tubes, be evacuated between inside and outside pipe, the outer surface of pipe constituted absorber in solar energy selective sorbent surface (coating, film system) was deposited on, solar energy is converted to heat energy, the heat-transfer fluid in the heating inner glass tube.All-glass vacuum thermal-collecting tube adopts the design of single-ended opening, get up by end inner and outer pipe annular sealing by fusing, pipe other end is airtight hemispherical round end in it, the spring clip that has getter, absorber glass tube round end is bearing in the free end that the cover glass tube round end forms thermal expansion, causes the thermal stress of vacuum heat collection pipe open end during buffering work.The structure of this vacuum heat collection pipe is with gaseous exchange and conduction and the heat loss that causes has dropped to minimum level, thereby has collecting efficiency height and good heat insulation, throughout the year advantage such as continuously-running.But also there are some defectives in this kind glass-vacuum tube on using, wherein topmost defective has following 4 points: one, vacuum heat collection pipe only play and absorb the solar radiation effect, will be with a heat storage water tank stored hot water all the time.And pipe internal memory dilutional hyponatremia causes the water in the pipe to heat up slowly, and then it is slack-off influence the whole system circulation rate, because the hot water in the pipe can't take out fully, so when caliber is more thick, can't take out when pipe range is more long, cause the collecting efficiency reduction of system.Its two, the all-glass vacuum thermal-collecting tube bearing capacity is limited.Its three, the thermal-collecting tube inner and outer pipes all is glass tube, easily bombing.Its four, the silica gel circle of sealing orifice is aging easily, easily produces drainage, and is unfavorable for insulation.
Summary of the invention
At above-mentioned prior art, the utility model provides a kind of pressure bearing stored hot type glass-metal sealing by fusing vacuum solar collector tubes, can stored hot water when its absorbs heat, and bearing capacity is stronger than common all-glass vacuum thermal-collecting tube, interior tubing matter is stainless steel, is difficult for bombing.
The utility model is achieved through the following technical solutions:
A kind of pressure bearing stored hot type glass-metal sealing by fusing vacuum solar collector tubes, comprise outer glass pipe, pipe in the plated film stainless steel, top cover Inlet and outlet water assembly, the glass flange, the press seal flange, top cover and support card, wherein, outer glass pipe, pipe is an end opening formula structure in the plated film stainless steel, pipe is nested in the outer glass pipe in the plated film stainless steel, the pipe mouth of pipe is connected with top cover Inlet and outlet water assembly in the plated film stainless steel, and successively by the glass flange, press seal flange and top cover are connected with the outer glass pipe mouth of pipe, and the pipe round end supports and is fixed in the outer glass pipe by support card in the plated film stainless steel; Be placed with evaporable air-absorbing agent and non-nonevaporable getter agent on the described support card; Vacuumize between pipe and the outer glass pipe in the described plated film stainless steel, form vacuum interlayer; Described top cover Inlet and outlet water assembly is provided with water inlet and delivery port, and the water inlet is connected with the water inlet pipe that leads to pipe bottom in the plated film stainless steel.
Described top cover Inlet and outlet water assembly is the hemispherical cover, is stainless steel, and water inlet and delivery port all are threaded, so that connect water inlet pipe and outlet pipe.
Described water inlet pipe is stainless steel tube.
Be coated with solar selective absorbing coating on the described plated film stainless steel outer wall of inner tube.
Pressure bearing stored hot type glass-metal sealing by fusing vacuum solar collector tubes of the present utility model, beneficial effect is as follows: pressure bearing stored hot type glass-metal sealing by fusing vacuum solar collector tubes of the present utility model, can absorb solar radiation energy, can store hot water again, not need heat storage water tank; Manage the bottom by the direct water inlet of the water inlet system that has the progress water pipe in the plated film stainless steel, the pressure of dependence water ejects hot water come, and the interior water of pipe can take out fully, improves the collecting efficiency of system.The utility model adopts stainless steel to do interior pipe, and the pressure-bearing energy is far longer than common all-glass vacuum thermal-collecting tube, and is not easy bombing; Water inlet and delivery port all adopt and are threaded, and do not have the easy problem of aging of silica gel circle.
Description of drawings
Fig. 1: the structural representation of pressure bearing stored hot type glass-metal sealing by fusing vacuum solar collector tubes of the present utility model;
Fig. 2: A place glass flange, press seal flange, top cover coupling part enlarged diagram among Fig. 1.
Wherein, 1, evaporable air-absorbing agent; 2, non-nonevaporable getter agent; 3, support card; 4, vacuum interlayer; 5, pipe in the plated film stainless steel; 6, outer glass pipe; 7, glass flange; 8, press seal flange; 9, top cover; 10, top cover Inlet and outlet water assembly; 11, water inlet; 12, delivery port.
The specific embodiment
Below in conjunction with accompanying drawing the utility model is further described.
A kind of pressure bearing stored hot type glass-metal sealing by fusing vacuum solar collector tubes, comprise outer glass pipe 6, pipe 5 in the plated film stainless steel, top cover Inlet and outlet water assembly 10, glass flange 7, press seal flange 8, top cover 9 and support card 3, as shown in Figure 1, wherein, outer glass pipe 6, pipe 5 is an end opening formula structure in the plated film stainless steel, pipe 5 is nested in the outer glass pipe 6 in the plated film stainless steel, pipe 5 mouths of pipe are connected with top cover Inlet and outlet water assembly 10 in the plated film stainless steel, and successively by glass flange 7, press seal flange 8 and top cover 9 are connected with outer glass pipe 6 mouths of pipe, as shown in Figure 2, pipe 5 round ends support and are fixed in the outer glass pipe 6 by support card 3 in the plated film stainless steel; Be placed with evaporable air-absorbing agent 1 and non-nonevaporable getter agent 2 on the described support card 3; Vacuumize between pipe 5 and the outer glass pipe 6 in the described plated film stainless steel, form vacuum interlayer 4; Described top cover Inlet and outlet water assembly 10 is provided with water inlet 11 and delivery port 12, and water inlet 11 places are connected with the water inlet pipe that leads to pipe 5 bottoms in the plated film stainless steel.
Described top cover Inlet and outlet water assembly 10 is the hemispherical cover, is stainless steel, and water inlet 11 and delivery port 12 all are threaded, so that connect water inlet pipe and outlet pipe.
Described water inlet pipe is stainless steel tube.
Be coated with solar selective absorbing coating on pipe 5 outer walls in the described plated film stainless steel.
Implementation process of the present utility model is: will be through glass flange 7 and outer glass pipe 6 sealings by fusing of cleaning treatment.With the outer glass pipe 6 round ends support card 3 of packing into, evaporable air-absorbing agent 1 and non-nonevaporable getter agent 2 are housed on the support card 3.Pipe 5 in the plated film stainless steel is packed in the outer glass pipe 6, support the location by support card 3.To be connected with outer glass pipe 6 mouths of pipe through press seal flange 8 and the top cover 9 of cleaning treatment, and adopt hot pressing envelope mode that press seal flange 8 is connected with glass flange 7, finish that the plated film stainless steel is interior manages 5 and be connected with the ferrule of outer glass pipe 6.The outer glass pipe head leaves tail pipe with holes and vacuumizes, then sealed-off.
Pressure bearing stored hot type glass-metal sealing by fusing vacuum solar collector tubes of the present utility model can absorb solar radiation energy, can store hot water again, does not need heat storage water tank; Manage the bottom by the direct water inlet of the water inlet system that has water inlet pipe in the plated film stainless steel, the pressure of dependence water ejects hot water come, and the interior water of pipe can take out fully, improves the collecting efficiency of system.The utility model adopts stainless steel to do interior pipe, and the pressure-bearing energy is far longer than common all-glass vacuum thermal-collecting tube, and is not easy bombing; Water inlet and delivery port all adopt and are threaded, and do not have the easy problem of aging of silica gel circle.
Though above-mentionedly by reference to the accompanying drawings the specific embodiment of the present utility model is described; but be not the restriction to the utility model protection domain; one of ordinary skill in the art should be understood that; on the basis of the technical solution of the utility model, those skilled in the art do not need to pay various modifications that creative work can make or distortion still in protection domain of the present utility model.
Claims (4)
1. pressure bearing stored hot type glass-metal sealing by fusing vacuum solar collector tubes, it is characterized in that: comprise outer glass pipe, pipe in the plated film stainless steel, top cover Inlet and outlet water assembly, the glass flange, the press seal flange, top cover and support card, wherein, outer glass pipe, pipe is an end opening formula structure in the plated film stainless steel, pipe is nested in the outer glass pipe in the plated film stainless steel, the pipe mouth of pipe is connected with top cover Inlet and outlet water assembly in the plated film stainless steel, and successively by the glass flange, press seal flange and top cover are connected with the outer glass pipe mouth of pipe, and the pipe round end supports and is fixed in the outer glass pipe by support card in the plated film stainless steel; Be placed with evaporable air-absorbing agent and non-nonevaporable getter agent on the described support card; Vacuumize between pipe and the outer glass pipe in the described plated film stainless steel, form vacuum interlayer; Described top cover Inlet and outlet water assembly is provided with water inlet and delivery port, and the water inlet is connected with the water inlet pipe that leads to pipe bottom in the plated film stainless steel.
2. a kind of pressure bearing stored hot type glass-metal sealing by fusing vacuum solar collector tubes according to claim 1, it is characterized in that: described top cover Inlet and outlet water assembly is the hemispherical cover, is stainless steel, and water inlet and delivery port all are threaded.
3. a kind of pressure bearing stored hot type glass-metal sealing by fusing vacuum solar collector tubes according to claim 1, it is characterized in that: described water inlet pipe is stainless steel tube.
4. a kind of pressure bearing stored hot type glass-metal sealing by fusing vacuum solar collector tubes according to claim 1 is characterized in that: be coated with solar selective absorbing coating on the described plated film stainless steel outer wall of inner tube.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201320177911 CN203163313U (en) | 2013-04-10 | 2013-04-10 | Pressure-bearing heat-storing type glass-metal melting-sealed vacuum solar heat collection tube |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201320177911 CN203163313U (en) | 2013-04-10 | 2013-04-10 | Pressure-bearing heat-storing type glass-metal melting-sealed vacuum solar heat collection tube |
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| Publication Number | Publication Date |
|---|---|
| CN203163313U true CN203163313U (en) | 2013-08-28 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 201320177911 Expired - Fee Related CN203163313U (en) | 2013-04-10 | 2013-04-10 | Pressure-bearing heat-storing type glass-metal melting-sealed vacuum solar heat collection tube |
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| CN (1) | CN203163313U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108332430A (en) * | 2018-01-30 | 2018-07-27 | 海宁海光信息科技有限公司 | A kind of efficient solar energy heat collector |
-
2013
- 2013-04-10 CN CN 201320177911 patent/CN203163313U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108332430A (en) * | 2018-01-30 | 2018-07-27 | 海宁海光信息科技有限公司 | A kind of efficient solar energy heat collector |
| CN108332430B (en) * | 2018-01-30 | 2019-07-19 | 浙江海光能源有限公司 | A kind of efficient solar energy heat collector |
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| 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 |
Granted publication date: 20130828 Termination date: 20170410 |
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| CF01 | Termination of patent right due to non-payment of annual fee |