CN203869341U - Centralized-heating-type solar water heating system - Google Patents
Centralized-heating-type solar water heating system Download PDFInfo
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- CN203869341U CN203869341U CN201420282559.3U CN201420282559U CN203869341U CN 203869341 U CN203869341 U CN 203869341U CN 201420282559 U CN201420282559 U CN 201420282559U CN 203869341 U CN203869341 U CN 203869341U
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- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 title claims abstract description 157
- 238000010438 heat treatment Methods 0.000 title claims abstract description 60
- 239000002184 metal Substances 0.000 claims abstract description 138
- 229910052751 metal Inorganic materials 0.000 claims abstract description 138
- 239000011521 glass Substances 0.000 claims abstract description 63
- 238000007789 sealing Methods 0.000 claims description 34
- 230000008676 import Effects 0.000 claims description 18
- 238000004321 preservation Methods 0.000 claims description 15
- 238000009413 insulation Methods 0.000 claims description 12
- 239000012141 concentrate Substances 0.000 claims description 10
- 238000010276 construction Methods 0.000 claims description 4
- 239000000203 mixture Substances 0.000 claims description 4
- 229920000742 Cotton Polymers 0.000 claims description 3
- 229910000323 aluminium silicate Inorganic materials 0.000 claims description 3
- HNPSIPDUKPIQMN-UHFFFAOYSA-N dioxosilane;oxo(oxoalumanyloxy)alumane Chemical compound O=[Si]=O.O=[Al]O[Al]=O HNPSIPDUKPIQMN-UHFFFAOYSA-N 0.000 claims description 3
- 239000000835 fiber Substances 0.000 claims description 3
- JEGUKCSWCFPDGT-UHFFFAOYSA-N h2o hydrate Chemical compound O.O JEGUKCSWCFPDGT-UHFFFAOYSA-N 0.000 claims description 3
- 230000003044 adaptive effect Effects 0.000 claims 1
- 238000010521 absorption reaction Methods 0.000 description 3
- 238000010586 diagram Methods 0.000 description 3
- 239000000463 material Substances 0.000 description 3
- 230000006978 adaptation Effects 0.000 description 2
- 238000009434 installation Methods 0.000 description 2
- 241001391944 Commicarpus scandens Species 0.000 description 1
- RYGMFSIKBFXOCR-UHFFFAOYSA-N Copper Chemical compound [Cu] RYGMFSIKBFXOCR-UHFFFAOYSA-N 0.000 description 1
- 238000005452 bending Methods 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000005540 biological transmission Effects 0.000 description 1
- 229910052802 copper Inorganic materials 0.000 description 1
- 239000010949 copper Substances 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 239000012530 fluid Substances 0.000 description 1
- 239000011491 glass wool Substances 0.000 description 1
- 230000004941 influx Effects 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 229910001220 stainless steel Inorganic materials 0.000 description 1
- 239000010935 stainless steel Substances 0.000 description 1
- 238000003466 welding Methods 0.000 description 1
Classifications
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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
Landscapes
- Heat-Pump Type And Storage Water Heaters (AREA)
Abstract
The utility model relates to a centralized-heating-type solar water heating system which comprises headers, a centralized water storage tank and heat collection tubes. The centralized water storage tank is communicated with at least one header to form a loop. Each heat collection tube comprises a glass vacuum tube body of a cup-shaped structure, one end of each glass vacuum tube body is a closed end, and the other ends of the glass vacuum tube bodies are open ends. The glass vacuum tube bodies comprise glass inner tubes, spaces in the glass inner tubes are medium storage spaces, metal tubes are further arranged in the medium storage spaces, the ends, close to the closed ends, of the metal tubes are metal tube tails, the other ends of the metal tubes are metal tube openings, and the metal tube tails are of a closed structure. The side faces of the headers are communicated with the metal tube openings of at least one group of paired heat collection tubes, the paired heat collection tubes are distributed on the left side of the water tank and the right side of the water tank, and the height of the metal tube openings is equal to or larger than the height of the metal tube tails. Heat-transfer media of the water heater are stored in the metal tubes, therefore, even if the external glass vacuum tube bodies are broken, heat-transfer medium leakage cannot occur, and the whole solar water heater can run normally and continuously.
Description
Technical field
The utility model belongs to solar water heater field, and concrete is the central heating formula solar water heating system that includes novel heat collecting pipe.
Background technology
Solar water heater is to utilize sunshine heat by the equipment of water heating, and it generally includes the water storage water tank of using and the thermal-collecting tube that absorbs sunshine heat, and water tank and thermal-collecting tube storage inside have heat transfer medium.For the small-sized close-coupled solar water heater of the general use of domestic consumer, for school, the user that the water consumptions such as hotel are larger, adopts central heating formula solar water heating system conventionally.
Traditional central heating formula solar water heating system, it comprises multiple thermal-arrest modules, the header in the middle of each thermal-arrest module comprises and the thermal-collecting tube of side, each header is communicated with concentrated storage tank.Thermal-collecting tube is glass heat-collecting vacuum tube, and its structure is the cup-like structure that double glazing is made, and between inner and outer tubes, is wherein vacuum, and this makes can greatly reduce outside the scattering and disappearing of heat after thermal-collecting tube heat absorption, thereby heat transfer medium is heated to higher temperature.
When water heater working, thermal-collecting tube absorbs sunshine heat heat transfer medium is heated, and is pooled in each header, and then is arrived and concentrated storage tank for user side by pipe influx.
Due to traditional central heating hot-water heating system, the glass heat-collecting vacuum tube intensity that it adopts is not high, in installation and use procedure, thermal-collecting tube is very easy to break, and all thermal-arrest modules are all that connection is integral, if any one thermal-collecting tube breaks, will there is heat transfer medium and leak and cannot normally work in whole central heating system.
Utility model content
Technical problem to be solved in the utility model is: a kind of central heating formula solar water heating system is provided, and the heat transfer medium in thermal-collecting tube is stored in inner metal tube, even if the glass evacuated tracheal rupture of thermal-collecting tube outside heat transfer medium can not occur yet and leaks.
The utility model solves the technical scheme that its technical problem adopts:
Central heating formula solar water heating system, comprises header, concentrates storage tank and thermal-collecting tube, and described header comprises inner water tank, is provided with header water inlet and header delivery port on described water tank; Described concentrated storage tank comprises storage tank loop exit, storage tank circulation import, the mouth of a river and hot water outlet from the beginning, and the described mouth of a river is from the beginning communicated with running water water inlet pipe; The header water inlet of at least one header is communicated with storage tank loop exit, and its header delivery port is communicated with storage tank circulation import, and described thermal-collecting tube comprises the glass-vacuum tube of cup-like structure, and described glass-vacuum tube one end is blind end, and the other end is openend; Glass-vacuum tube comprises inner glass inner tube, space in glass inner tube is media storage space, and described media storage is also provided with metal tube in space, and described metal tube is metal tube tail near one end of blind end, the metal tube other end is the metal mouth of pipe, and described metal tube tail is enclosed construction; The metal mouth of pipe of the side of the described water tank thermal-collecting tube right with at least one composition is communicated with, and described paired thermal-collecting tube is distributed in water tank the right and left, and the height of the described metal mouth of pipe is equal to or higher than the height of metal tube tail.
Further, described header water inlet, storage tank loop exit, header delivery port and the residing height of storage tank circulation import set gradually from low to high.
Further, also comprise hot water manifold trunk and cold water manifold trunk, described concentrated storage tank is communicated with multiple headers, multiple headers are parallel and laterally arrange, described hot water manifold trunk is communicated with the header delivery port of each header from left to right successively, described cold water manifold trunk is communicated with the header water inlet of each header from left to right successively, the position that described storage tank circulation import is communicated with hot water manifold trunk is hot water effluent's node, the position that described storage tank loop exit is communicated with cold water manifold trunk is cold-water return node, described hot water effluent's Node configuration is from the nearest header place of concentrated storage tank, described cold-water return Node configuration is from concentrating header place farthest of storage tank.
Further, described water tank side opening is provided with heat pipe hole, be connected with metal tube Plug Division with heat pipe hole, metal tube Plug Division and metal mouth of pipe size are suitable, and the metal mouth of pipe and metal tube Plug Division are plugged in together, between the described metal mouth of pipe and metal tube Plug Division, be provided with grafting sealing ring.
Further, described metal tube Plug Division is arranged on outside water tank, and described metal tube Plug Division medial surface is provided with at least one Plug Division groove, and described grafting sealing ring is arranged in the groove of Plug Division, and the described metal mouth of pipe is plugged in inside, metal tube Plug Division.
Further, described water tank periphery is enclosed with heat-insulation layer, described heat-insulation layer offers glass tube Plug Division near the position of metal tube Plug Division, and the opening size of glass tube Plug Division and the Outside Dimensions of described openend are suitable, and openend is plugged in glass tube Plug Division; On described glass-vacuum tube, between the outer circumference surface of close openend and glass tube Plug Division medial surface, be also provided with elastic ring, described elastic ring cross section is that L shaped, L shaped one end is stretched in glass tube Plug Division, and the L shaped other end is resisted against the outer surface of heat-insulation layer.
Further, the external diameter of described metal tube and the internal diameter of glass inner tube are suitable.
Further, between described glass inner tube and metal tube, and be provided with thermal-collecting tube sealing ring near the position of openend; Described outer surface of metal pipe is provided with the groove with thermal-collecting tube sealing ring adaptation, and described thermal-collecting tube sealing ring is arranged in groove.
Further, between described glass inner tube and metal tube, and be provided with heat preservation component near the position of openend.
Further, described heat preservation component is aluminosilicate fiber cotton.
The beneficial effects of the utility model are: use central heating formula solar water heating system of the present utility model, heat transfer medium in thermal-collecting tube is stored in inner metal tube, even outside glass evacuated tracheal rupture, heat transfer medium can not occur yet and leak, whole solar water heater can also continue to run well; And central heating formula solar water heating system of the present utility model, can bear certain heat transfer medium pressure, not fragile.
Brief description of the drawings
Fig. 1 is the schematic diagram of a kind of embodiment of central heating formula solar water heating system of the present utility model;
Fig. 2 is the enlarged diagram of thermal-collecting tube and header junction in Fig. 1;
Fig. 3 is a kind of embodiment schematic diagram of central heating formula solar water heating system pipeline connecting mode of the present utility model;
In figure, parts drawing reference numeral is: 1-thermal-collecting tube, 11-glass-vacuum tube, 12-glass inner tube, 13-media storage space, 14-blind end, 15-openend, 19-selects absorbed layer, 2-metal tube, the 21-metal mouth of pipe, 3-thermal-collecting tube sealing ring, 31-heat preservation component, 4-heat pipe hole, 5-metal Plug Division, 51-Plug Division groove, 52-grafting sealing ring, 6-header, 61-water tank, 62-heat-insulation layer, 63-header delivery port, 64-header water inlet, 65-glass tube Plug Division, 66-elastic ring, 7-concentrates storage tank, 71-storage tank circulation import, 72-hot water outlet, 73-is the mouth of a river from the beginning, 75-storage tank loop exit, 81-hot water effluent node, 82-cold-water return node, 91-hot water manifold trunk, 92-cold water manifold trunk.
Detailed description of the invention
Below in conjunction with drawings and Examples, the utility model is further illustrated: as shown in Figure 1:
Central heating formula solar water heating system, comprises header 6, concentrates storage tank 7 and thermal-collecting tube 1, and described header 6 comprises inner water tank 61, is provided with header water inlet 64 and header delivery port 63 on described water tank 61; Described concentrated storage tank 7 comprises storage tank loop exit 75, storage tank circulation import 71, the mouth of a river 73 and hot water outlet 72 from the beginning, and the described mouth of a river from the beginning 73 is communicated with running water water inlet pipe; The header water inlet 64 of at least one header 6 is communicated with storage tank loop exit 75, and its header delivery port 63 is communicated with storage tank circulation import 71, described thermal-collecting tube 1 comprises the glass-vacuum tube 11 of cup-like structure, and described glass-vacuum tube 11 one end are blind end 14, and the other end is openend 15; Glass-vacuum tube 11 comprises inner glass inner tube 12, space in glass inner tube 12 is media storage space 13, in described media storage space 13, be also provided with metal tube 2, described metal tube 2 is metal tube tail 22 near one end of blind end 14, metal tube 2 other ends are the metal mouth of pipe 21, and described metal tube tail 22 is enclosed construction; The metal mouth of pipe 21 of the side of described water tank 61 thermal-collecting tube 1 right with at least one composition is communicated with, and described paired thermal-collecting tube 1 is distributed in water tank 61 the right and lefts, and the height of the described metal mouth of pipe 21 is equal to or higher than the height of metal tube tail 22.
Central heating formula solar water heating system of the present utility model, comprises header 6, thermal-collecting tube 1 and concentrated storage tank 7.Thermal-collecting tube 1 is by the heat absorption of sunshine and passes to the parts of heat transfer medium, and it comprises outside glass-vacuum tube 11 and inner metal tube 2.So-called heat transfer medium refers to and absorbs sunshine heat, and heat is carried to the material of user side, for example water usually in solar water heater, or anti-icing fluid is as heat transfer medium.
Metal tube 2 is arranged in the media storage space 13 that glass inner tube 12 forms, glass inner tube 12 surface-coateds have the absorbed layer 19 of selection, when thermal-collecting tube 1 is worked, select absorbed layer 19 fully to absorb the heat of sunshine, and logical heat transfer raises the heat transfer medium temperature in metal tube 2 and metal tube 2, owing to being vacuum between the inner and outer tubes of glass-vacuum tube 11, the heat that can obviously reduce absorption scatters and disappears to thermal-collecting tube 1 is extraneous simultaneously.
The effect of described header 6 is to collect and store the heat transfer medium after being heated by thermal-collecting tube 1, header 6 comprises inner water tank 61, as shown in Figure 1, the right thermal-collecting tube 1 of at least one composition is communicated with water tank 61, and paired thermal-collecting tube 1 is distributed in water tank 61 the right and lefts.
The header water inlet 64 of at least one header 6 is communicated with storage tank loop exit 75, and header delivery port 63 is communicated with storage tank circulation import 71.Be to make described concentrated storage tank 7 form loop capable of circulation with at least one header 6 by pipeline connection.
In order to ensure that the high-temperature medium that header 6 was collected can enter concentrated storage tank 7, need heat transfer medium between header 6 and concentrated storage tank 7, to circulate, its implementation can be by temperature difference Natural Circulation or circulating pump forced circulation.
Taking water as heat transfer medium as example describes, adopt temperature difference Natural Circulation, can be that described header water inlet 64, storage tank loop exit 75, header delivery port 63 and storage tank circulation import 71 residing height set gradually from low to high.
When water heater working, the heated rear density step-down of water in thermal-collecting tube 1, the water of high temperature can move upward, and the height of the described metal mouth of pipe 21 is equal to or higher than the height of metal tube tail 22, can ensure that the water after heating is pooled in header 6 smoothly, and be stored in the upper strata of header 6.
Hot water in each header 6 continues to upper reaches subsequently, enter to concentrate storage tank 7 and rest on from the pipeline between delivery port 63 and storage tank circulation import 71 and concentrate storage tank 7 upper stratas, concentrate the cold water of storage tank 7 lower floors to flow to water tank 61 from the back of pipeline between storage tank loop exit 75 and header water inlet 64 simultaneously, further flow in metal tube 2, so repeatedly after circulation, concentrate the water in storage tank 7 can be heated to higher temperature.
The embodiment of aforesaid dependence temperature difference Natural Circulation, requiring circulation line to have lower circulation resistance could realize.Pipeline will be avoided bending as far as possible, most preferably, the header water inlet 64 of described each header 6 is to be all communicated with by straight pipeline with storage tank loop exit 75, and the header delivery port 63 of described each header 6 is to be all also communicated with by straight pipeline with storage tank circulation import 71.
If adopt the embodiment of forced circulation, can be, on the pipeline between described header 6 and concentrated storage tank 7, circulating pump is set.The position of circulating pump setting can be on the main line being communicated with concentrated storage tank 7 at each header 6, between example hot water effluent's node 81 and storage tank circulation import 71 as shown in Figure 3, or between cold-water return node 82 and storage tank loop exit 75.When water heater working, thermal-collecting tube 1 is to inner water heating, and hot water moves upward in header 6, starts after circulating pump, and hot water can circulate to enter and concentrate storage tank 7, repeatedly after circulation, can make to concentrate the water in storage tank 7 to reach higher temperature.
In addition, central heating formula solar water heating system of the present utility model, because concentrated storage tank 7 can be to be communicated with multiple headers 6 to form loop, if carry out install pipeline according to saving duct length principle, from concentrating storage tank 7 header 6 its circulating line total lengths that connect use close to more shorter.Here so-called circulating line total length refers to the pipeline for water circulation that header 6 is communicated with concentrated storage tank 7, is that the duct length between described header delivery port 63 and storage tank circulation import 71 adds the duct length between the above header water inlet 64 and storage tank loop exit 75.
For the embodiment of temperature difference Natural Circulation, the header 6 that circulating line total length is shorter, its circulation resistance is less, so the hot water that circulation is flowed out is more, and away from concentrating the header 6 of storage tank 7 because its circulating line total length is long, circulation resistance is large, only has a small amount of hot water and flows out, and this causes cannot flowing into smoothly and concentrating in storage tank 7 away from header 6 its inner heated hot water of concentrating storage tank 7.
In order to address the above problem, can adopt following preferred embodiment: can be also to comprise hot water manifold trunk 91 and cold water manifold trunk 92, described concentrated storage tank 7 is communicated with multiple headers 6, multiple headers 6 are parallel and laterally arrange, described hot water manifold trunk 91 is communicated with the header delivery port 63 of each header 6 from left to right successively, described cold water manifold trunk 92 is communicated with the header water inlet 64 of each header 6 from left to right successively, the position that described storage tank circulation import 71 is communicated with hot water manifold trunk 91 is hot water effluent's node 81, the position that described storage tank loop exit 75 is communicated with cold water manifold trunk 92 is cold-water return node 82, described hot water effluent's node 81 is arranged on from nearest header 6 places of concentrated storage tank 7, described cold-water return node 82 is arranged on from concentrating storage tank 7 header 6 places farthest.
Here so-called multiple header 6, refer to that at least two headers 6 are communicated with concentrated storage tank 7, as shown in Figure 3, adopt after this embodiment, the circulation line total length of any one header 6 is all basic identical, and recirculated water can circulation in each header 6 and thermal-collecting tube 2 thereof uniformly.
Central heating formula solar water heating system of the present utility model, water in thermal-collecting tube 1 is all stored in inner metal tube 2, metal tube 2 has higher intensity compared with glass tube, even if outside glass-vacuum tube 11 breaks, inner metal tube still can keep complete, heat transfer medium can not occur and leak, whole solar water heating system can also remain in operation; And the glass tube with vacuum 11 of metal tube 2 outer setting can effectively reduce the outside heat loss of metal tube 2, can as traditional central heating formula solar water heating system, heat transfer medium be heated to higher temperature.The material that metal tube 2 is selected can be the good metal of any heat conduction, and for example copper pipe can be preferably also stainless steel tube, and its intensity is higher, and not perishable.
The mode that water tank 61 sides are communicated with the metal mouth of pipe 21 of thermal-collecting tube 1, it can be any conventional set-up mode, for example water tank 61 sides are welding and are communicated with the metal mouth of pipe 21 of thermal-collecting tube 1, or the metal mouth of pipe 21 of water tank 61 sides and thermal-collecting tube 1 is threaded connection and conducting, can also be preferably following embodiment:
Described water tank 61 side openings are provided with heat pipe hole 4, be connected with metal tube Plug Division 5 with heat pipe hole 4, metal tube Plug Division 5 is suitable with the metal mouth of pipe 21 sizes, and the metal mouth of pipe 21 is plugged in together with metal tube Plug Division 5, between the described metal mouth of pipe 21 and metal tube Plug Division 5, is provided with grafting sealing ring 52.
As depicted in figs. 1 and 2, in this embodiment, described water tank 61 sides are communicated with the mode that the employing of the metal mouth of pipe 21 is pegged graft, metal tube Plug Division 5 is suitable with the metal mouth of pipe 21 sizes, and between is provided with grafting sealing ring 52, grafting sealing ring 52 can ensure that plug-in position can not leak.
In above-mentioned embodiment, inserting mode can be both that the metal mouth of pipe 21 is plugged in metal tube Plug Division 5, can be also that metal tube Plug Division 5 is plugged in the metal mouth of pipe 21; Described metal tube Plug Division 5 can be arranged in water tank 61 and also can be arranged on outside water tank 61.Preferably, can adopt following embodiment:
Described metal tube Plug Division 5 is arranged on outside water tank 61, and described metal tube Plug Division 5 medial surfaces are provided with at least one Plug Division groove 51, and described grafting sealing ring 52 is arranged in Plug Division groove 51, and the described metal mouth of pipe 21 is plugged in 5 inside, metal tube Plug Division.
In this embodiment, metal tube Plug Division 5 is connected and stretches out with heat pipe hole 4, in metal tube Plug Division, 5 inner surfaces are provided with Plug Division groove 51, grafting sealing ring 52 is arranged in Plug Division groove 51, arranging like this can be limited in grafting sealing ring 52 in Plug Division groove 51, slides in sealing ring 52 positions that prevent from pegging graft.Described grafting sealing ring 52 can be any conventional hermetically-sealed construction, for example, and V-shaped seal ring, O RunddichtringO etc.
In aforesaid several embodiment, after metal tube 2 is pegged graft with water tank 61, whole thermal-collecting tube 1 just links together with header 6.More firm for what the glass-vacuum tube 11 of metal tube 2 outsides was fixed, can be that described water tank 61 peripheries are enclosed with heat-insulation layer 62, described heat-insulation layer 62 offers glass tube Plug Division 65 near the position of metal tube Plug Division 5, the Outside Dimensions of the opening size of glass tube Plug Division 65 and described openend 15 is suitable, and openend 15 is plugged in glass tube Plug Division 65; On described glass-vacuum tube 11, between the outer circumference surface of close openend 15 and glass tube Plug Division 65 medial surfaces, be also provided with elastic ring 66, described elastic ring 66 cross sections are L shaped, L shaped one end is stretched in glass tube Plug Division 65, and the L shaped other end is resisted against the outer surface of heat-insulation layer 62.
The heat-insulation layer 62 of water tank 61 outer wrap can be the heat transfer medium insulation after heating, and as depicted in figs. 1 and 2, the described metal mouth of pipe 21 is plugged in metal tube Plug Division 5, and the openend 15 of glass-vacuum tube 11 is plugged in glass tube Plug Division 65.Can make like this metal tube 2 and glass-vacuum tube 11 realize fixing with header 6 simultaneously.
The elastic ring 66 arranging between described glass-vacuum tube 11 and glass tube Plug Division 65, can further strengthen the intensity of the combination after described openend 15 is pegged graft with header 6, in the time that openend 15 inserts glass tube Plug Division 65, extruding elastic ring 66, make elastic ring 66 be out of shape Outside Dimensions and become large, thereby be clamped in glass tube Plug Division 65.This makes openend 15 fix more firmly.Elastic ring 66 cross sections are L shaped can prevent from thermal-collecting tube 1 is installed time, and elastic ring 66 slips in glass tube Plug Division 65.
The thermal-collecting tube 1 that the utility model adopts, preferably, can be that the external diameter of described metal tube 2 and the internal diameter of glass inner tube 12 are suitable, make metal tube 2 outer surfaces and glass inner tube 12 inner surface close contacts, be to allow metal tube 2 be full of whole media storage space 13 as far as possible.Be conducive to like this select absorbed layer 19 that heat is passed to the heat transfer medium in metal tube 2 and metal tube 2 as early as possible.
If there is larger gap between metal tube 2 outer surfaces and glass inner tube 12 inner surfaces, preferred, can be between described glass inner tube 12 and metal tube 2, and the position of close openend 15 is provided with thermal-collecting tube sealing ring 3.
On the one hand thermal-collecting tube sealing ring 3 can be fixed the relative position of inner metal tube 2 and outside glass-vacuum tube 11, prevents that metal tube 2 from shaking in media storage space 13; Thermal-collecting tube sealing ring 3 can stop the air between glass inner tube 12 and metal tube 2 outwards to flow on the other hand, when the heat absorbing when the selection absorbed layer 19 in glass inner tube 12 transmits to metal tube 2, thermal-collecting tube sealing ring 3 can stop gap loss to thermal-collecting tube 1 that heat can be between glass inner tube 12 and metal tube 2, better heat preservation.
In order to prevent mounted thermal-collecting tube sealing ring 3 slippages, can also be at the groove of described metal tube 2 outer surface settings and thermal-collecting tube sealing ring 3 adaptations, described thermal-collecting tube sealing ring 3 is arranged in groove.
Described thermal-collecting tube sealing ring 3 can be any conventional seal, and for example V-shaped seal ring, for easy for installation, can be preferably O RunddichtringO.
In aforementioned embodiments, utilize thermal-collecting tube sealing ring 3 can stop the air between glass inner tube 12 and metal tube 2 outwards to flow to avoid thermal loss, scatter and disappear to thermal-collecting tube 1 from thermal-collecting tube sealing ring 3 in the mode of heat transmission but understand some heat.For avoiding this problem, preferred, can be between described glass inner tube 12 and metal tube 2, and be provided with heat preservation component 31 near the position of openend 15
Heat preservation component 31 can be the temperature can bear thermal-collecting tube 1 and work time, and has the material of heat-insulating property, for example, and super glass wool, aluminosilicate fiber cotton etc.
Between described glass inner tube 12 and metal tube 2, arrange after heat preservation component 31, not only can stop the air between glass inner tube 12 and metal tube 2 outwards to flow, and can prevent that heat outwards scatters and disappears from heat preservation component 31 with thermaltransmission mode.
Between glass inner tube 12 and metal tube 2, heat preservation component 31 can be only set, can be to be also equipped with thermal-collecting tube sealing ring 3 and heat preservation component 31 simultaneously.For example, between described glass inner tube 12 and metal tube 2, and be provided with thermal-collecting tube sealing ring 3 and heat preservation component 31 near the position of openend 15, described heat preservation component 31 is between thermal-collecting tube sealing ring 3 and openend 15.
In above-mentioned embodiment, thermal-collecting tube sealing ring 3 and heat preservation component 31 work simultaneously, can at utmost reduce the heat loss occurring between glass inner tube 12 and metal tube 2.
Claims (10)
1. central heating formula solar water heating system, comprise header (6), concentrate storage tank (7) and thermal-collecting tube (1), described header (6) comprises inner water tank (61), is provided with header water inlet (64) and header delivery port (63) on described water tank (61); Described concentrated storage tank (7) comprises storage tank loop exit (75), storage tank circulation import (71), the mouth of a river (73) and hot water outlet (72) from the beginning, and the described mouth of a river from the beginning (73) is communicated with running water water inlet pipe; The header water inlet (64) of at least one header (6) is communicated with storage tank loop exit (75), and its header delivery port (63) is communicated with storage tank circulation import (71), it is characterized in that, described thermal-collecting tube (1) comprises the glass-vacuum tube (11) of cup-like structure, described glass-vacuum tube (11) one end is blind end (14), and the other end is openend (15); Glass-vacuum tube (11) comprises inner glass inner tube (12), space in glass inner tube (12) is media storage space (13), in described media storage space (13), be also provided with metal tube (2), described metal tube (2) is metal tube tail (22) near one end of blind end (14), metal tube (2) other end is the metal mouth of pipe (21), and described metal tube tail (22) is enclosed construction; The metal mouth of pipe (21) of the side of described water tank (61) thermal-collecting tube (1) right with at least one composition is communicated with, described paired thermal-collecting tube (1) is distributed in water tank (61) the right and left, and the height of the described metal mouth of pipe (21) is equal to or higher than the height of metal tube tail (22).
2. central heating formula solar water heating system as claimed in claim 1, it is characterized in that, described header water inlet (64), storage tank loop exit (75), header delivery port (63) and the residing height of storage tank circulation import (71) set gradually from low to high.
3. central heating formula solar water heating system as claimed in claim 2, it is characterized in that, also comprise hot water manifold trunk (91) and cold water manifold trunk (92), described concentrated storage tank (7) is communicated with multiple headers (6), multiple headers (6) are parallel and laterally arrange, described hot water manifold trunk (91) is communicated with the header delivery port (63) of each header (6) from left to right successively, described cold water manifold trunk (92) is communicated with the header water inlet (64) of each header (6) from left to right successively, the position that described storage tank circulation import (71) is communicated with hot water manifold trunk (91) is hot water effluent's node (81), the position that described storage tank loop exit (75) is communicated with cold water manifold trunk (92) is cold-water return node (82), described hot water effluent's node (81) is arranged on from the concentrated nearest header (6) of storage tank (7) and locates, described cold-water return node (82) is arranged on from concentrating storage tank (7) header (6) farthest to locate.
4. the central heating formula solar water heating system as described in any one claim in claim 1～3, it is characterized in that, described water tank (61) side opening is provided with heat pipe hole (4), be connected with metal tube Plug Division (5) with heat pipe hole (4), metal tube Plug Division (5) is suitable with the metal mouth of pipe (21) size, and the metal mouth of pipe (21) is plugged in together with metal tube Plug Division (5), between the described metal mouth of pipe (21) and metal tube Plug Division (5), is provided with grafting sealing ring (52).
5. central heating formula solar water heating system as claimed in claim 4, it is characterized in that, described metal tube Plug Division (5) is arranged on outside water tank (61), described metal tube Plug Division (5) medial surface is provided with at least one Plug Division groove (51), described grafting sealing ring (52) is arranged in Plug Division groove (51), and the described metal mouth of pipe (21) is plugged in inside, metal tube Plug Division (5).
6. central heating formula solar water heating system as claimed in claim 5, it is characterized in that, described water tank (61) periphery is enclosed with heat-insulation layer (62), described heat-insulation layer (62) offers glass tube Plug Division (65) near the position of metal tube Plug Division (5), the Outside Dimensions of the opening size of glass tube Plug Division (65) and described openend (15) is suitable, and openend (15) is plugged in glass tube Plug Division (65); Between the upper outer circumference surface near openend (15) of described glass-vacuum tube (11) and glass tube Plug Division (65) medial surface, be also provided with elastic ring (66), described elastic ring (66) cross section is L shaped, L shaped one end is stretched in glass tube Plug Division (65), and the L shaped other end is resisted against the outer surface of heat-insulation layer (62).
7. the central heating formula solar water heating system as described in any one claim in claim 1～3, is characterized in that, the internal diameter of the external diameter of described metal tube (2) and glass inner tube (12) is suitable.
8. the central heating formula solar water heating system as described in any one claim in claim 1～3, it is characterized in that, between described glass inner tube (12) and metal tube (2), and be provided with thermal-collecting tube sealing ring (3) near the position of openend (15); Described metal tube (2) outer surface is provided with the groove adaptive with thermal-collecting tube sealing ring (3), and described thermal-collecting tube sealing ring (3) is arranged in groove.
9. the central heating formula solar water heating system as described in any one claim in claim 1～3, it is characterized in that, between described glass inner tube (12) and metal tube (2), and be provided with heat preservation component (31) near the position of openend (15).
10. central heating formula solar water heating system as claimed in claim 9, is characterized in that, described heat preservation component (31) is aluminosilicate fiber cotton.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420282559.3U CN203869341U (en) | 2014-05-29 | 2014-05-29 | Centralized-heating-type solar water heating system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420282559.3U CN203869341U (en) | 2014-05-29 | 2014-05-29 | Centralized-heating-type solar water heating system |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203869341U true CN203869341U (en) | 2014-10-08 |
Family
ID=51650286
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201420282559.3U Expired - Lifetime CN203869341U (en) | 2014-05-29 | 2014-05-29 | Centralized-heating-type solar water heating system |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN203869341U (en) |
-
2014
- 2014-05-29 CN CN201420282559.3U patent/CN203869341U/en not_active Expired - Lifetime
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Legal Events
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| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
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Owner name: SICHUAN BAIGAO SOLAR ENERGY TECHNOLOGY DEVELOPMENT Free format text: FORMER OWNER: LIU ZHENGBIN Effective date: 20141212 |
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| C41 | Transfer of patent application or patent right or utility model | ||
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Free format text: CORRECT: ADDRESS; FROM: 610000 CHENGDU, SICHUAN PROVINCE TO: 610036 CHENGDU, SICHUAN PROVINCE |
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| TR01 | Transfer of patent right |
Effective date of registration: 20141212 Address after: 610036, No. three, No. 20, Hou Jia village, Chengdu, Sichuan, Jinniu District Patentee after: Sichuan hundred solar energy technology development Co.,Ltd. Address before: 610000 Sichuan city of Chengdu province Jinniu District Jin Fang Yuan Road No. 69 room 2 unit 14 Building No. 3 constellation Patentee before: Liu Zhengbin |
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| CP01 | Change in the name or title of a patent holder | ||
| CP01 | Change in the name or title of a patent holder |
Address after: No. 20, group 3, Houjia village, Jinniu District, Chengdu, Sichuan 610036 Patentee after: Sichuan Baigao Environmental Protection Technology Co.,Ltd. Address before: No. 20, group 3, Houjia village, Jinniu District, Chengdu, Sichuan 610036 Patentee before: Sichuan hundred solar energy technology development Co.,Ltd. |
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| CX01 | Expiry of patent term | ||
| CX01 | Expiry of patent term |
Granted publication date: 20141008 |