CN2336284Y - Frostproof compression glass vacuum tube heat collector - Google Patents
Frostproof compression glass vacuum tube heat collector Download PDFInfo
- Publication number
- CN2336284Y CN2336284Y CN98222040U CN98222040U CN2336284Y CN 2336284 Y CN2336284 Y CN 2336284Y CN 98222040 U CN98222040 U CN 98222040U CN 98222040 U CN98222040 U CN 98222040U CN 2336284 Y CN2336284 Y CN 2336284Y
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- Prior art keywords
- heat exchange
- glass vacuum
- exchange box
- heat
- connecting pipe
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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 relates to an anti-freezing pressure bearing type full glass vacuum pipe heat collector, belonging to the use technical field of solar eenergy heat. The anti-freezing pressure bearing type full glass vacuum pipe heat collector comprises a full glass vacuum solar energy heat collecting pipe (2), a connecting and collecting pipe (3), a tail seat (1), and a bracket (6). The anti-freezing pressure bearing type full glass vacuum pipe heat collector is characterized in that a heat exchange tank (4) is arranged on the back side of the connecting and collecting pipe (3). The connecting and collecting pipe (3) and the heat exchange tank (4) are connected by two pipelines (5) and (7). The interiors of the connecting and collecting pipe (3) and the heat exchange tank (4) are filled with anti-freezing liquid (11). A heat exchange pipe (14) is penetrated the heat exchange tank. The anti-freezing pressure bearing type full glass vacuum pipe heat collector has the advantages of simple structure, low cost, convenient installation and maintenance, and good anti-freezing effect; the anti-freezing pressure bearing type full glass vacuum pipe heat collector can be connected in series or in parallel to be used in a single-stage mode or a multistage mode; the anti-freezing pressure bearing type full glass vacuum pipe heat collector can not ice-30-50DGE C; the pressure bearing capability of the anti-freezing pressure bearing type full glass vacuum pipe heat collector is enhanced below 12 atmospheric pressure., etc.
Description
The utility model relates to a kind of freeze-proof pressure-bearing glass vacuum pipe heat collector, belongs to the solar energy utilization technique field.
All-glass solar vacuum tubular collector is the advanced technology in the present solar energy optical-thermal transformation technology, compares with flat-plate solar heat collector, and its evenly heat efficient height, glass is corrosion-resistant, long service life; Influenced by ambient temperature very little, full glass vacuum tube solar water heater is energy-conservation, convenient, practical, be popular in users, and it is essential to have become people's daily life institute.But the subject matter that exists is to reach-30～-50 ℃ winter in the north than cold district, especially meets continuous many days rainy weathers, easily makes the all-glass vacuum tube bursting by freezing; The means to prevent freezing that adopts mainly is to establish corrective measure on water tank water-in and water-out pipeline at present, and winter, night was the water emptying in the water pipe when cold, but the just local water pipe anti-freezing problem that solves; Be that electric heating tube is installed in water tank in addition, to the water heating of water tank.The former can only solve winter is not terribly cold regional antifreeze problem; The latter still needs to use the energy.Another problem that exists is that heat collector bears the hydraulic pressure ability; Yielding, even influence the use of all-glass solar vacuum tubular collector, through domestic patent retrieval, existing people is studying the problem of this respect, as; Chinese patent is disclosed on July 16th, 1997, the applying date: on July 30th, 1996, applicant: Solar Energy Electronic Factory of Qinghua Univ., Beijing, application number: 96109027.8, utility model title: pressure-bearing type whole glass vacuum tube solar energy energy heat collector, the technical essential of the utility model purpose is to adopt the pressure-bearing type connecting pipe, the bending resistance tailstock, add supporting member along all glass vacuum heat collection tube of solar energy direction, the utility model has the advantages that and to bear 3.5-4.5 atmospheric tap water pressure, can constitute pressure-bearing type whole glass solar energy (opening) hydrophone and hot-water supply system, easy to use, bearing capacity increases, but still lower, and structure is complicated, the cost height still can not solve freeze proof problem simultaneously.
The purpose of this utility model just is to overcome the deficiencies in the prior art, but provide a kind of simple in structure, low single-stage of cost or multistage connection in series-parallel to use, installation and maintenance are convenient, freeze proof effective, do not freeze at-30～-50 ℃, bearing capacity is enhanced to the above freeze-proof pressure-bearing glass vacuum pipe heat collector of 12 atmospheric pressure.
The purpose of this utility model realizes in the following way:
Freeze-proof pressure-bearing glass vacuum pipe heat collector of the present utility model, comprise all glass vacuum heat collection tube of solar energy 2, connecting pipe 3, tailstock 1 and support 6, it is characterized in that being provided with heat exchange box 4 in the in the shade side of connecting pipe 3, connecting pipe 3 links to each other through two pipelines 5,7 with heat exchange box 4, be filled with anti-icing fluid 11 in connecting pipe 3 and the heat exchange box 4, run through heat exchange box and be provided with heat exchanger tube 14.
The purpose of this utility model also can realize in the following way.
Described freeze-proof pressure-bearing glass vacuum pipe heat collector, it is characterized in that: the described heat exchange box 4 that is arranged on connecting pipe 3 in the shade sides can be placed with connecting pipe 3 parallel placements or vertical roof, connecting pipe 3 top interfaces are through the middle and upper part interface of pipeline connection heat exchange box, and connecting pipe 3 bottom interfaces connect the bottom interface of heat exchange box 4 through pipeline.
Described freeze-proof pressure-bearing glass vacuum pipe heat collector is characterized in that: described heat exchange box 4 when connecting pipe 3 is plural serial stage, can be one-level lengthening case or plural serial stage case.
Described freeze-proof pressure-bearing glass vacuum pipe heat collector is characterized in that: described connecting pipe 3, heat exchange box 4 outsides are equipped with heat-insulation layer 9,13 and shell 8,12.
Described freeze-proof pressure-bearing glass vacuum pipe heat collector is characterized in that: described heat exchange box 4 tops one side also can comprise the tank body 16 that links to each other with a U-shaped tube connector 15, and connecting pipe 3 tops one side also can comprise vent valve 10.
Described freeze-proof pressure-bearing glass vacuum pipe heat collector is characterized in that: the described heat exchanger tube 14 that runs through heat exchange box 4 can be pipe or square tube or bellows.
Described freeze-proof pressure-bearing glass vacuum pipe heat collector is characterized in that: described heat exchanger tube (14) surface can be provided with the heat exchange fin.
Described freeze-proof pressure-bearing glass vacuum pipe heat collector is characterized in that: described heat exchange box (4) leans on shape for circle or rib is leant on shape.
The operation principle and the advantage of freeze-proof pressure-bearing glass vacuum pipe heat collector of the present utility model are as follows: owing to be full of anti-icing fluid in connecting pipe and coupled heat exchange box, the all-glass vacuum thermal-collecting tube, environment temperature very low such as: can not freeze in the time of-30～-50 ℃; Run through water in the heat exchanger tube of heat exchange box by water cycle heat exchange in water pump and the large water tank, so can keep above zero not freezing, water also can adopt known electric-heating technology heating to make it keep certain water temperature under special circumstances in the large water tank; Water will have small amount of thermal energy to conduct to anti-icing fluid in the heat exchange box through tube wall in the heat exchanger tube, and this heat exchange box is to be with heat-insulation layer, and radiation loss is very little; Because heat exchange box to the heat convection pipeline of connecting pipe is provided with to low by height, so but the heat energy folk prescription is to flowing to heat exchange box in the connecting pipe, and heat energy can't be to flowing to connecting pipe in the heat exchange box, and connecting pipe still keeps sub-zero temperature, like this, the hydro-thermal energy windage of water pump circulation is very little; In addition, run through heat exchange box in heat exchange box heat exchanger tube is set, heat exchanger tube makes all-glass solar vacuum tubular collector can be suitable for the higher countries and regions of hydraulic pressure and uses because internal diameter is less relatively, and bearing capacity is strong, can bear the atmospheric pressure more than 12.
Fig. 1 is the utility model freeze-proof pressure-bearing glass vacuum pipe heat collector contour structures schematic diagram;
Fig. 2 is a heat collector connecting pipe of the present utility model, cross-sectional view when heat exchange box two pipelines are continuous;
Fig. 3 is the solar water heater system connection diagram that the multistage connection in series-parallel of the parallel placement with connecting pipe of the utility model heat exchange box is made;
Fig. 4 is the connection diagram that the vertical roof of the utility model heat exchange box is placed;
Fig. 1-the 4th, the most preferred embodiment of the utility model freeze-proof pressure-bearing glass vacuum pipe heat collector is among the figure: 7 times tube connectors of tube connector 6 supports, 8,12 shells, 9,13 heat-insulation layers, 10 vent valves, 11 anti-icing fluid, 14 heat exchanger tube 15U shape tube connectors, 16 tank bodies, 17 little water pump 18 micropumps 19 water tanks on 1 tailstock, 2 all-glass vacuum thermal-collecting tubes, 3 connecting pipes, 4 heat exchange box 5.Below in conjunction with accompanying drawing freeze-proof pressure-bearing glass vacuum pipe heat collector of the present utility model is described in further detail:
As described in Figure 2, the connecting pipe 3 of the utility model freeze-proof pressure-bearing glass vacuum pipe heat collector and heat exchange box 4 inner bag Metal Material Weldings, shell is riveted with metal material, insulation material 9,13 is between inner bag and shell, heat exchanger tube 14 adopts the metallic plate of wall thickness 0.5-5mm to make, and anti-icing fluid 11 joins in heat exchange box 4 and the connecting pipe 3 by tank body 16.When single-stage was used, heat exchange box 4 was as shown in Figure 1 by last pipeline 5, pipeline 7 connects and is fixed in the shade of connecting pipe 3 down, and heat exchanger tube 14 two ends link to each other with water tank by pipeline.Shown in Fig. 2,3, because heat exchange box 4 pipeline 5 to the convection current of connecting pipe 3, following pipeline 7 is to be provided with to low by height, so but the heat energy folk prescription is to heat exchange box 4 convection current in the connecting pipe 3, and heat energy can not be oppositely to flowing to connecting pipe 3 in the heat exchange box 4.Connecting pipe 3, heat exchange box 4 has heat-insulation layer, is full of anti-icing fluid 11 in the inner bag, can not freeze; Also have to the connecting line of large water tank 19 and to be incubated measure preferably, so when night and successive cloudy days, for preventing that water freezing is opened micro pump 18 in heat exchanger tube 14 and the connecting line, during forced circulation, the heat energy dissipation amount is very little, has guaranteed northern cold season in winter, when temperature is very low, heat collector can normally move during such as-30～-50 ℃, has effectively prevented the damage of all-glass solar vacuum tubular collector; In addition, run through heat exchange box 4 in heat exchange box 4 heat exchanger tube 14 is set, heat exchanger tube 14 is because internal diameter is less relatively, and bearing capacity is strong, can bear the atmospheric pressure more than 12, make all-glass solar vacuum tubular collector can be suitable for the higher countries and regions of hydraulic pressure and use.
When the multistage string of need and company's large tracts of land use, as shown in Figure 3, by pipeline connecting pipe 3 is cascaded, heat exchange box 4 can be one-level lengthening case or plural serial stage case, many again groups are in parallel, connect little water pump 17 and micropump 18 parallel with one another by pipeline in the loop, link to each other with water tank 19 again, when being arranged, opens sunlight little water pump 17, the sunlight heat energy folk prescription that anti-icing fluid can thermal-collecting tube collects whole glass vacuum tube solar energy in the connecting pipe 3 is to flowing to anti-icing fluid in the heat exchange box 4, run through that water will be heated in the heat exchanger tube 14 of heat exchange box 4, to large water tank 19, water is heated water in the large water tank 19 by little water pump 17 forced circulation.The hypothesis environment temperature is extremely low when night or successive cloudy days, during such as-30～-50 ℃ in the connecting pipe 3 owing to be full of anti-icing fluid, be not afraid of icing, water does not freeze in the heat exchanger tube that runs through heat exchange box in order to make, by water (being higher than 0 ℃) forced circulation in the micropump 18 of design and installation in pipeline and the large water tank 19, water in the large water tank 19 is because thermal capacity is very big is difficult for dropping to 0 ℃, and in particular cases, the also reliable technique known of water is kept certain temperature by electrical heating and do not frozen in the large water tank 19.
Heat exchange box 4 is vertical with the roof when placing, and as shown in Figure 4, heat exchange box 4 should be higher than connecting pipe 3, and heat exchange box to 5 times pipelines 7 of last pipeline of tube connector all are provided with from high to low.
The heat exchanger tube 14 that is arranged in the heat exchange box 4 can adopt pipe or square tube or bellows etc.
Heat exchanger tube 14 surfaces can be provided with the heat exchange fin.
Heat exchange box 4 leans on shape for circle or rib is leant on shape.
Claims (8)
1, a kind of freeze-proof pressure-bearing glass vacuum pipe heat collector, comprise all glass vacuum heat collection tube of solar energy (2), connecting pipe (3), tailstock (1) and support (6), it is characterized in that: the in the shade side at connecting pipe (3) is provided with heat exchange box (4), connecting pipe (3) links to each other through two pipelines (5), (7) with heat exchange box (4), be filled with anti-icing fluid (11) in connecting pipe (3) and the heat exchange box (4), run through heat exchange box and be provided with heat exchanger tube (14).
2, freeze-proof pressure-bearing glass vacuum pipe heat collector according to claim 1, it is characterized in that: the described heat exchange box (4) that is arranged on the in the shade side of connecting pipe (3) can be placed with parallel placement of connecting pipe (3) or vertical roof, connecting pipe (3) top interface is through the middle and upper part interface of pipeline connection heat exchange box, and connecting pipe (3) bottom interface connects the bottom interface of heat exchange box (4) through pipeline.
3, freeze-proof pressure-bearing glass vacuum pipe heat collector according to claim 1 is characterized in that: described heat exchange box (4) when connecting pipe (3) is plural serial stage, can be one-level lengthening case or plural serial stage case.
4, freeze-proof pressure-bearing formula gold glass-vacuum tube heat collector according to claim 1, it is characterized in that: described connecting pipe (3), heat exchange box (4) outside are equipped with heat-insulation layer (9), (13) and shell (8), (12).
5, freeze-proof pressure-bearing glass vacuum pipe heat collector according to claim 1, it is characterized in that: described heat exchange box (4) top one side also can comprise the tank body (16) that links to each other with a U-shaped tube connector (15), and connecting pipe (3) top one side also can comprise vent valve (10).
6, freeze-proof pressure-bearing glass vacuum pipe heat collector according to claim 1 is characterized in that: the described heat exchanger tube (14) that runs through heat exchange box (4) can be pipe or square tube or bellows.
7, freeze-proof pressure-bearing glass vacuum pipe heat collector according to claim 6 is characterized in that: described heat exchanger tube (14) surface can be provided with the heat exchange fin.
8, freeze-proof pressure-bearing glass vacuum pipe heat collector according to claim 1 is characterized in that: described heat exchange box (4) leans on shape for circle or rib is leant on shape.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN98222040U CN2336284Y (en) | 1998-08-06 | 1998-08-06 | Frostproof compression glass vacuum tube heat collector |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN98222040U CN2336284Y (en) | 1998-08-06 | 1998-08-06 | Frostproof compression glass vacuum tube heat collector |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN2336284Y true CN2336284Y (en) | 1999-09-01 |
Family
ID=33973467
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN98222040U Expired - Fee Related CN2336284Y (en) | 1998-08-06 | 1998-08-06 | Frostproof compression glass vacuum tube heat collector |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN2336284Y (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102445009A (en) * | 2010-09-30 | 2012-05-09 | 海宁宝阳太阳能工业有限公司 | Stage-by-stage heat exchange solar water heater |
-
1998
- 1998-08-06 CN CN98222040U patent/CN2336284Y/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102445009A (en) * | 2010-09-30 | 2012-05-09 | 海宁宝阳太阳能工业有限公司 | Stage-by-stage heat exchange solar water heater |
| CN102445009B (en) * | 2010-09-30 | 2013-03-06 | 海宁宝阳太阳能工业有限公司 | Stage-by-stage heat exchange solar water heater |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C19 | Lapse of patent right due to non-payment of the annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |