CN201497211U - Sleeve reflowing type solar vacuum heat collector - Google Patents

Sleeve reflowing type solar vacuum heat collector Download PDF

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Publication number
CN201497211U
CN201497211U CN2009203085595U CN200920308559U CN201497211U CN 201497211 U CN201497211 U CN 201497211U CN 2009203085595 U CN2009203085595 U CN 2009203085595U CN 200920308559 U CN200920308559 U CN 200920308559U CN 201497211 U CN201497211 U CN 201497211U
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CN
China
Prior art keywords
sleeve
water conservancy
conservancy diversion
wall
heat
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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.)
Expired - Fee Related
Application number
CN2009203085595U
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Chinese (zh)
Inventor
赵勇
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LIUZHOU LIGONG SHANGDI SOLAR ENERGY TECHNOLOGY CO LTD
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LIUZHOU LIGONG SHANGDI SOLAR ENERGY TECHNOLOGY CO LTD
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Priority to CN2009203085595U priority Critical patent/CN201497211U/en
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Publication of CN201497211U publication Critical patent/CN201497211U/en
Anticipated expiration legal-status Critical
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    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F24HEATING; RANGES; VENTILATING
    • F24SSOLAR HEAT COLLECTORS; SOLAR HEAT SYSTEMS
    • F24S10/00Solar heat collectors using working fluids
    • F24S10/40Solar heat collectors using working fluids in absorbing elements surrounded by transparent enclosures, e.g. evacuated solar collectors
    • F24S10/45Solar heat collectors using working fluids in absorbing elements surrounded by transparent enclosures, e.g. evacuated solar collectors the enclosure being cylindrical
    • YGENERAL 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
    • Y02TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02EREDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
    • Y02E10/00Energy generation through renewable energy sources
    • Y02E10/40Solar thermal energy, e.g. solar towers
    • Y02E10/44Heat exchange systems

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  • 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)
  • Photovoltaic Devices (AREA)

Abstract

The utility model discloses a sleeve reflowing type solar vacuum heat collector, which relates to a solar high-middle temperature heat collector, and includes two double-layer vacuum glass tubes and an absorber; the two double-layer vacuum glass tubes are symmetrically arranged at the two sides; the absorber is a metal reflowing sleeve component which consists of two external flow guidance sleeves, a heat conducting working medium inlet joint, a heat conducting working medium outlet joint and an internal flow guidance sleeve; the two external flow guidance sleeves are symmetrically arranged at the two sides and are respectively inserted into the double-layer vacuum glass tubes ; the external flow guidance sleeve is the double-layer sleeve the bottom end of the outer wall of which is sealed and the bottom end of the inner wall of which is opened; a working medium circulating channel is arranged between the outer wall and the inner wall; the internal flow guidance sleeve is arranged in the inner holes of the two external flow guidance sleeves and the two ends of the internal flow guidance sleeve are respectively communicated with the bottom ends of the inner walls of the two external flow guidance sleeves. The sleeve reflowing type solar vacuum heat collector can greatly enlarge the receiving area of solar energies, thereby being more beneficial to absorbing solar energies. The sleeve reflowing type solar vacuum heat collector has the advantages of safe and reliable structure as well as broad application, etc, and is suitable for various hot water supply as well as heating and air-conditioning systems, etc.

Description

Sleeve pipe reflow type solar energy vacuum heat collecting device
[technical field]:
The utility model relates to high-temperature heat-gathering technical field in a kind of solar energy, specifically a kind of sunshine is changed in the helioplant of high temperature heat grab sleeve pipe reflow type solar energy vacuum heat collecting device.
[background technology]:
In the high-temp solar heat collector, mainly contain two kinds of glass vacuum pipe heat collector and glass-metal vacuum tube collectors at present widely used, the former generally can not pressure-bearing, and the latter can pressure-bearing.Glass-metal vacuum tube collector branch has various structure, and difference mainly is the structure difference of water conservancy diversion metal tube, and common has: heat pipe-type, straight tubular, U type tubular type.In the structure of heat pipe-type, be that so this structure only just can have heat-transfer effect well when vertically installing or tilt to install, heat-transfer effect was poor when level was installed by the convection circulation heat transfer voluntarily of the fluid inside in the heat pipe.Heat transfer liquids in straight tubular and the U type tubular type communicates with extraneous, can come forced circulation by pump in the occasion that is necessary, the direction of putting when therefore installing without limits.But they also have individual shortcoming, and the flow area that is exactly pipe is big, and the lateral area that receives solar energy is less relatively.
[utility model content]:
The technical problems to be solved in the utility model is: a kind of sleeve pipe reflow type solar energy vacuum heat collecting device is provided, makes its receiving area that under the situation that does not increase flow area, increases solar energy, thus high temperature heat in more effectively conversion of solar energy being become.
The technical scheme that its technical problem that solves the utility model adopts is: a kind of sleeve pipe reflow type solar energy vacuum heat collecting device, comprise the dual-layer vacuum glass pipe and be positioned at the absorber of this dual-layer vacuum glass pipe, described dual-layer vacuum glass pipe has two, these two dual-layer vacuum glass pipe symmetries are placed in both sides to form lagging casing, described absorber is a metal reflow thimble assembly, this metal reflow thimble assembly is mainly by two water conservancy diversion outer tubes, the heat-conducting work medium inlet attack, heat-conducting work medium outlet connection and water conservancy diversion inner sleeve are formed, be placed in both sides and inserting respectively in the dual-layer vacuum glass pipe pipe of two water conservancy diversion outer tube symmetries, this water conservancy diversion outer tube is the bilayer sleeve with outer wall and inwall and outer wall bottom end seal inwall bottom end opening, and the working medium circulation canal for sealing between its outer wall and the inwall; Described heat-conducting work medium inlet attack is connected the working medium circulation canal place of one of them water conservancy diversion outer tube openend, and the heat-conducting work medium outlet connection is connected the working medium circulation canal place of another water conservancy diversion outer tube openend; Described water conservancy diversion inner sleeve is arranged in the endoporus of two water conservancy diversion outer tubes, and the two ends of this water conservancy diversion inner sleeve are connected with the bottom of two water conservancy diversion outer sleeve inner walls respectively.
Further technical scheme of the present utility model is: the tube wall of described water conservancy diversion outer sleeve inner wall and water conservancy diversion inner sleeve unites two into one becomes one deck tube wall.
Owing to adopted said structure, the sleeve pipe reflow type solar energy vacuum heat collecting device of the utility model is compared with existing middle high-temp solar heat collector, has following beneficial effect:
1, more help absorbing solar energy:
Because the absorber of the sleeve pipe reflow type solar energy vacuum heat collecting device of the utility model is a metal reflow thimble assembly, this metal reflow thimble assembly mainly is made up of two water conservancy diversion outer tubes, heat-conducting work medium inlet attack, heat-conducting work medium outlet connection and water conservancy diversion inner sleeve, the water conservancy diversion outer tube is the bilayer sleeve with outer wall and inwall and outer wall bottom end seal inwall bottom end opening, and the working medium circulation canal for sealing between its outer wall and the inwall; Heat-conducting work medium flows into from the heat-conducting work medium inlet attack, flow to an end of water conservancy diversion inner sleeve through the working medium circulation canal of water conservancy diversion outer tube, the other end from the water conservancy diversion inner sleeve flows out again, enters the working medium circulation canal of another water conservancy diversion outer tube, flows out from the heat-conducting work medium outlet connection at last.Therefore, the utility model is compared with the glass metal vacuum tube collector of U type tubular type with existing straight tubular, on structural design, can increase the heat absorption surface of unit length and the ratio of flow area greatly, just can under the situation that does not increase flow area, increase the receiving area of solar energy greatly, thus high temperature heat in more effectively conversion of solar energy being become.
2, structural safety is reliable:
Because the utility model is to be separated with the dual-layer vacuum glass pipe as the metal reflow thimble assembly of absorber, make expanding with heat and contract with cold of metal reflow thimble assembly to the not influence of dual-layer vacuum glass pipe, can not cause the explosion of dual-layer vacuum glass pipe, therefore, structure of the present utility model is more safe and reliable.
3, of many uses:
Because the heat-conducting work medium of the sleeve pipe reflow type solar energy vacuum heat collecting device of the utility model can be water, air etc., selecting for use of heat-conducting work medium is more extensive, therefore, the purposes of this product also relatively extensively, not only can be used for hot water supply, warm air air-conditioning system, also can be used in the systems such as industrially drying, absorption refrigeration and heat generating.
4, simple in structure, production cost is low:
Of the present utility model relatively simple for structure, production cost is low, can be mass-produced, and helps promoting the use of of product.
In addition, when the solar thermal collector multitube was used, the utility model can also provide the connected mode of another kind of thermal-collecting tube, promptly middle connected mode.
Below, the technical characterictic to the sleeve pipe reflow type solar energy vacuum heat collecting device of the utility model is further described in conjunction with the accompanying drawings and embodiments.
[description of drawings]:
The structural representation of Fig. 1~Fig. 2: embodiment one described sleeve pipe reflow type solar energy vacuum heat collecting device,
Fig. 1: front view, the A-A cutaway view of Fig. 2: Fig. 1;
The structural representation of Fig. 3~Fig. 4: embodiment two described sleeve pipe reflow type solar energy vacuum heat collecting devices,
Fig. 3: front view, the B-B cutaway view of Fig. 4: Fig. 3;
Among the figure, each major part label is as follows:
1-dual-layer vacuum glass pipe, 2-water conservancy diversion outer tube, 3-heat-conducting work medium inlet attack,
4-heat-conducting work medium outlet connection, 5-water conservancy diversion inner sleeve.
[specific embodiment]:
Embodiment one:
Disclosed among Fig. 1 to Fig. 2 is a kind of sleeve pipe reflow type solar energy vacuum heat collecting device, it comprises dual-layer vacuum glass pipe 1 and is positioned at the absorber of this dual-layer vacuum glass pipe, described dual-layer vacuum glass pipe 1 has two, these two dual-layer vacuum glass pipe 1 symmetries are placed in both sides to form lagging casing, prevent absorber and surrounding air heat convection, can see through it during solar radiation and incide on the outer surface of absorber, solar energy converts heat energy at this; Described absorber is a metal reflow thimble assembly, this metal reflow thimble assembly is made up of two water conservancy diversion outer tubes 2, heat-conducting work medium inlet attack 3, heat-conducting work medium outlet connection 4 and water conservancy diversion inner sleeve 5, the inwall that two water conservancy diversion outer tube 2 symmetries are placed in both sides and are close to dual-layer vacuum glass pipe 1 respectively inserts wherein, this water conservancy diversion outer tube 2 is the bilayer sleeve with outer wall and inwall and outer wall bottom end seal inwall bottom end opening, and the working medium circulation canal for sealing between its outer wall and the inwall; Described heat-conducting work medium inlet attack 3 is connected the working medium circulation canal place of one of them water conservancy diversion outer tube openend, and sender property outlet joint 4 is connected the working medium circulation canal place of another water conservancy diversion outer tube openend; Described water conservancy diversion inner sleeve 5 is arranged in the endoporus of two water conservancy diversion outer tubes, and the two ends of this water conservancy diversion inner sleeve 5 are connected with the bottom of two water conservancy diversion outer sleeve inner walls respectively.
As shown in Figure 1, heat-conducting work medium flows into from heat-conducting work medium inlet attack 3, the working medium circulation canal of the water conservancy diversion outer tube 2 through being positioned at the left side flows to the left end of water conservancy diversion inner sleeve 5, heat-conducting work medium absorbs heat from water conservancy diversion outer tube 2 outer walls that are positioned at the left side in this flow process, flow to its right-hand member then from the left end of water conservancy diversion inner sleeve 5, enter the water conservancy diversion outer tube 2 that is positioned at the right, heat-conducting work medium absorbs heat from its outer wall again when flowing through the water conservancy diversion outer tube 2 on the right, flow out from heat-conducting work medium outlet connection 4 at last, provide heat energy to the user.
Embodiment two:
Disclosed among Fig. 3 to Fig. 4 is another kind of sleeve pipe reflow type solar energy vacuum heat collecting device, its structure is substantially with embodiment one, include dual-layer vacuum glass pipe 1 and be positioned at the absorber of this dual-layer vacuum glass pipe, and described dual-layer vacuum glass pipe 1 all has two, described absorber is a metal reflow thimble assembly, and this metal reflow thimble assembly is made up of two water conservancy diversion outer tubes 2, heat-conducting work medium inlet attack 3, heat-conducting work medium outlet connection 4 and water conservancy diversion inner sleeve 5; Institute's difference is: the tube wall of the inwall of described water conservancy diversion outer tube 2 and water conservancy diversion inner sleeve 5 unites two into one becomes one deck tube wall.
Under the identical situation of the inwall radius of dual-layer vacuum glass pipe 1, the fluid passage cross section among the fluid passage section ratio embodiment one in the present embodiment two is big, and the principle among the operation logic of its heat-conducting work medium and principle of absorption and the embodiment one is identical.

Claims (2)

1. sleeve pipe reflow type solar energy vacuum heat collecting device, comprise dual-layer vacuum glass pipe (1) and be positioned at the absorber of this dual-layer vacuum glass pipe, it is characterized in that: described dual-layer vacuum glass pipe (1) has two, this two dual-layer vacuum glass pipes (1) symmetry is placed in both sides to form lagging casing, described absorber is a metal reflow thimble assembly, this metal reflow thimble assembly is mainly by two water conservancy diversion outer tubes (2), heat-conducting work medium inlet attack (3), heat-conducting work medium outlet connection (4) and water conservancy diversion inner sleeve (5) are formed, be placed in both sides and inserting respectively in dual-layer vacuum glass pipe (1) pipe of two water conservancy diversion outer tubes (2) symmetry, this water conservancy diversion outer tube (2) is the bilayer sleeve with outer wall and inwall and outer wall bottom end seal inwall bottom end opening, and the working medium circulation canal for sealing between its outer wall and the inwall; Described heat-conducting work medium inlet attack (3) is connected the working medium circulation canal place of one of them water conservancy diversion outer tube openend, and sender property outlet joint (4) is connected the working medium circulation canal place of another water conservancy diversion outer tube openend; Described water conservancy diversion inner sleeve (5) is arranged in the endoporus of two water conservancy diversion outer tubes, and the two ends of this water conservancy diversion inner sleeve (5) are connected with the bottom of two water conservancy diversion outer sleeve inner walls respectively.
2. sleeve pipe reflow type solar energy vacuum heat collecting device according to claim 1 is characterized in that: the tube wall of the inwall of described water conservancy diversion outer tube (2) and water conservancy diversion inner sleeve (5) unites two into one and becomes one deck tube wall.
CN2009203085595U 2009-08-21 2009-08-21 Sleeve reflowing type solar vacuum heat collector Expired - Fee Related CN201497211U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN2009203085595U CN201497211U (en) 2009-08-21 2009-08-21 Sleeve reflowing type solar vacuum heat collector

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN2009203085595U CN201497211U (en) 2009-08-21 2009-08-21 Sleeve reflowing type solar vacuum heat collector

Publications (1)

Publication Number Publication Date
CN201497211U true CN201497211U (en) 2010-06-02

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CN2009203085595U Expired - Fee Related CN201497211U (en) 2009-08-21 2009-08-21 Sleeve reflowing type solar vacuum heat collector

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Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN102102910A (en) * 2011-03-04 2011-06-22 浙江理工大学 Solar evacuated tube collector for heat exchange in micro-channel
CN102778056A (en) * 2012-07-16 2012-11-14 王宝根 Solar heat collecting tube with double concentric inner tubes
CN103162445A (en) * 2011-12-09 2013-06-19 成都首能新能源开发有限公司 Medium-high-temperature solar vacuum heat-collecting tube

Cited By (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN102102910A (en) * 2011-03-04 2011-06-22 浙江理工大学 Solar evacuated tube collector for heat exchange in micro-channel
CN102102910B (en) * 2011-03-04 2012-07-25 浙江理工大学 Solar evacuated tube collector for heat exchange in micro-channel
CN103162445A (en) * 2011-12-09 2013-06-19 成都首能新能源开发有限公司 Medium-high-temperature solar vacuum heat-collecting tube
CN102778056A (en) * 2012-07-16 2012-11-14 王宝根 Solar heat collecting tube with double concentric inner tubes

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C14 Grant of patent or utility model
GR01 Patent grant
C17 Cessation of patent right
CF01 Termination of patent right due to non-payment of annual fee

Granted publication date: 20100602

Termination date: 20130821