CN102313390A - Heat-conducting plate of flat-plate heat collector - Google Patents
Heat-conducting plate of flat-plate heat collector Download PDFInfo
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- CN102313390A CN102313390A CN201110271744A CN201110271744A CN102313390A CN 102313390 A CN102313390 A CN 102313390A CN 201110271744 A CN201110271744 A CN 201110271744A CN 201110271744 A CN201110271744 A CN 201110271744A CN 102313390 A CN102313390 A CN 102313390A
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- heat
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- flat
- collector
- conducting plate
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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
Abstract
The invention provides a heat-conducting plate of a flat-plate heat collector, which belongs to the technical field of solar application. By using the heat-conducting plate, the problems that a conventional heat-absorbing plate has low solar utilization rate, bad absorption capability, low transmission capacity and a complicated structure are solved. The heat-conducting plate of the flat-plate heat collector is arranged in a shell of the flat-plate heat collector; the heat-conducting plate comprises a plate body which is in a plate shape and is positioned between a heat exchange pipe and a light-transmission glass plate; the plate body is provided with a plurality of contacting grooves which are recessed in arc shapes; and the contacting grooves are matched with the side part of the heat exchange pipe. The heat-conducting plate of the flat-plate heat collector has the advantages of high solar utilization rate, strong absorption capability, good transmission effect, simple structure, convenience in assembly and the like.
Description
Technical field
The invention belongs to application of solar, relate to the heat-conducting plate of a kind of heat-conducting plate, particularly a kind of flat plate collector.
Background technology
China is vast in territory, is the abundant country of solar energy resources, and country advocates carries out solar energy use in daily life, for example solar water heating system energetically.The solar thermal collector product module that in the solar heating system engineering, adopts at present mainly contains flat-plate solar heat collector, full glass vacuum tube type solar can heat collector, five kinds of u type tubular type vacuum tube type solar energy heat collector, hot pipe type vacuum cast solar thermal collector and single flow vacuum tube type solar energy heat collectors; Every type is all occupied certain market share, and wherein flat-plate solar heat collector is comparatively fast warm, installs more convenient; Can pressure-bearing use; Tieing is few, and rubber parts is few, and fault is few; Maintenance rate is low, therefore receives consumer's approval.
The core component of flat-plate solar heat collector is dull and stereotyped absorber plate, is that a kind of material is the plated film absorber plate of copper or aluminium, can absorb solar energy, and dull and stereotyped absorber plate touches with copper pipe after having absorbed solar energy mutually, can the interior water of heating copper tube.
Dull and stereotyped absorber plate [the application number: 201020587703.6 of a kind of solar thermal collector that openly proposes like the Chinese patent documents and materials; Granted publication number: CN 201837122U], comprise the collector frame that connects into by several copper pipes and to place the plated film heat absorption on the said framework dull and stereotyped, its plated film heat absorption flat board is a whole plate.But because this copper pipe is round copper pipe, when copper pipe is resisted against heat absorption dull and stereotyped when lasting, copper pipe contacts for line with the heat absorption flat board, and the heat of the flat board that causes absorbing heat can not be delivered in the copper pipe preferably; The dull and stereotyped heat absorption of plated film heat absorption is the plane, and endotherm area is less relatively, has limited the absorptivity to solar energy.
Summary of the invention
The objective of the invention is to have the problems referred to above, proposed a kind of endothermic effect and the heat-transfer effect heat-conducting plate of flat plate collector preferably to existing technology.
The object of the invention can be realized through following technical proposal: a kind of heat-conducting plate of flat plate collector; Be arranged in the housing of flat plate collector; Heat-conducting plate comprises the plate body between heat-exchange tube and light transmission glass plate that is tabular; It is characterized in that having the curved recessed contact groove in some roads on the described plate body, contact groove and heat-exchange tube sidepiece are complementary.
When assembling, the sidepiece of heat-exchange tube is close to respectively on the contact groove, and heat-exchange tube is connected with plate body mutually.When work, plate body absorbs the solar energy that passes light transmission glass plate, because heat-exchange tube is the face contact with contacting groove; Therefore; The solar energy that plate body absorbs can be absorbed by heat-exchange tube through heat-exchange tube and the contact-making surface that contacts groove better, has improved solar energy utilization rate; And when the mode of employing face contact makes plate body be fixed on the heat-exchange tube, has assembling advantage comparatively easily.
In the heat-conducting plate of above-mentioned flat plate collector, described contact groove is linearly recessed, and some contact grooves laterally arrange.Described contact groove is linearly recessed, makes the contact groove have larger area with heat-exchange tube and contacts, and can the solar energy that plate body absorbs better be delivered on the heat-exchange tube, has improved solar energy ground utilization rate.
In the heat-conducting plate of above-mentioned flat plate collector, have some recessed thermal-arrest portions between the said adjacent two contact grooves.The area that recessed thermal-arrest portion has increased plate body absorption solar energy has improved the absorption of plate body to solar energy.
In the heat-conducting plate of above-mentioned flat plate collector, described thermal-arrest portion along the contact fluted shaft to being uniformly distributed with.Thermal-arrest portion can adopt roll-forming to process, and also can adopt common punching press to process; Thermal-arrest portion can be provided with more thermal-arrest portion along the contact fluted shaft to being uniformly distributed with to make on the plate body, increase the area that absorbs solar energy; Can be according to actual conditions, between adjacent two contact grooves can along the contact fluted shaft to many rows' that radially evenly distribute thermal-arrest portions, increased the area that absorbs solar energy.
In the heat-conducting plate of above-mentioned flat plate collector, described heat-exchange tube comprises two bodys one of horizontally set, is connected with some bodys two between described two bodys one, and the contact groove of above-mentioned plate body is connected on the body two.When being delivered to body two through plate body with the face contact that contacts groove, the energy-accumulating medium in the body two stores energy through the form of body one formation loop with heat exchange owing to absorb and storage power.
Compared with prior art, the heat-conducting plate of this flat plate collector has following advantage:
1, through on plate body, being provided with and body two sidepiece shapes are complementary contacts groove; The form of employing face contact is delivered to the heat that plate body absorbs on the body two; Make the heat-transfer effect of heat-conducting plate of this flat plate collector better, increased the advantage of solar energy utilization rate;
2, pass through flat board and go up the recessed thermal-arrest portion that is provided with, increased the area of plate body absorption solar energy, raising absorbs solar energy ground;
3, the heat-conducting plate of this flat plate collector also have simple in structure, assembling advantage comparatively easily.
Description of drawings
Fig. 1 is the main TV structure sketch map of the heat-conducting plate of this flat plate collector.
Fig. 2 is the left TV structure sketch map of the heat-conducting plate of this flat plate collector.
Fig. 3 is the A-A generalized section of the heat-conducting plate of this flat plate collector.
Fig. 4 is the local enlarged diagram of B of the heat-conducting plate of this flat plate collector.
Among the figure, 1, heat-exchange tube; 1a, body one; 1b, body two; 2, plate body; 2a, contact groove; 2b, thermal-arrest portion.
The specific embodiment
Below be specific embodiment of the present invention and combine accompanying drawing, technical scheme of the present invention is done further to describe, but the present invention is not limited to these embodiment.
Shown in Fig. 1-4, a kind of heat-conducting plate of flat plate collector is arranged in the housing of flat plate collector, and heat-conducting plate comprises the plate body between heat-exchange tube 1 and light transmission glass plate 2 that is tabular.Have the curved recessed contact groove 2a in some roads on the plate body 2, contact groove 2a linearly is recessed into and laterally arranges.Heat-exchange tube 1 comprises two body one 1a of horizontally set, is connected with some body two 1b between two body one 1a, and the sidepiece of the contact groove 2a of plate body 2 and body two 1b is complementary, and contact groove 2a can be close to the sidepiece of body two 1b mutually.Have some recessed and axially be uniformly distributed with the 2b of thermal-arrest portion between the adjacent two contact groove 2a along contact groove 2a.
Owing to have the curved recessed contact groove 2a in some roads on the plate body 2, the sidepiece of contact groove 2a and body two 1b is complementary.In when assembling, the contact groove 2a of plate body 2 is close to mutually with the sidepiece of body two 1b respectively and heat-exchange tube 1 and plate body 2 are connected mutually.When work; Plate body 2 absorbs the solar energy that passes light transmission glass plate, because plate body 2 is provided with the recessed 2b of thermal-arrest portion, the plate body 2 of opposite planar type; Plate body 2 with recessed 2b of thermal-arrest portion has increased the area that absorbs solar energy on the plate body 2 undoubtedly, has improved solar energy utilization rate.Because matching with contact groove 2a, body two 1b are connected; When the solar energy that plate body 2 absorbs is delivered to body two 1b through plate body 2 with the face contact that contacts groove 2a; Energy-accumulating medium in body two 1b stores energy through the form of body one 1a formation loop with heat exchange owing to absorb and storage power.
Because heat-exchange tube 1 contacts with contacting groove 2a plane, therefore, the solar energy that plate body 2 absorbs can be absorbed by heat-exchange tube 1 through heat-exchange tube 1 and the contact-making surface that contacts groove 2a better, improve solar energy utilization rate.
The 2b of thermal-arrest portion can adopt roll-forming to process, and the 2b of thermal-arrest portion axially is uniformly distributed with to make along contact groove 2a the more 2b of thermal-arrest portion can be set on the plate body 2, increases the area that absorbs solar energy; Can increase the area that absorbs solar energy along the axial and radially even 2b of thermal-arrest portion that arrange that distribute of contact groove 2a between adjacent two contact groove 2a according to actual conditions more.
Specific embodiment described herein only is that the present invention's spirit is illustrated.Person of ordinary skill in the field of the present invention can make various modifications or replenishes or adopt similar mode to substitute described specific embodiment, but can't depart from spirit of the present invention or surmount the defined scope of appended claims.
Although this paper has used terms such as heat-exchange tube 1, body one 1a, body two 1b, plate body 2, contact groove 2a, the 2b of thermal-arrest portion morely, do not get rid of the possibility of using other term.Using these terms only is in order to describe and explain essence of the present invention more easily; It all is contrary with spirit of the present invention being construed to any additional restriction to them.
Claims (5)
1. the heat-conducting plate of a flat plate collector; Be arranged in the housing of flat plate collector; Heat-conducting plate comprises the plate body (2) between heat-exchange tube (1) and the light transmission glass plate that is positioned at that is tabular; It is characterized in that having the curved recessed contact groove (2a) in some roads on the described plate body (2), contact groove (2a) is complementary with heat-exchange tube (1) sidepiece.
2. the heat-conducting plate of flat plate collector according to claim 1 is characterized in that, described contact groove (2a) is linearly recessed, and some contact grooves (2a) laterally arrange.
3. the heat-conducting plate of flat plate collector according to claim 2 is characterized in that, has some recessed thermal-arrest portions (2b) between the said adjacent two contact grooves (2a).
4. the heat-conducting plate of flat plate collector according to claim 3 is characterized in that, described thermal-arrest portion (2b) axially is uniformly distributed with along contact groove (2a).
5. according to the heat-conducting plate of claim 1 or 2 or 3 or 4 described flat plate collectors; It is characterized in that; Described heat-exchange tube (1) comprises two bodys one (1a) of horizontally set; Be connected with some bodys two (1b) between described two bodys one (1a), the contact groove (2a) of above-mentioned plate body (2) is connected on the body two (1b).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201110271744A CN102313390A (en) | 2011-09-14 | 2011-09-14 | Heat-conducting plate of flat-plate heat collector |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201110271744A CN102313390A (en) | 2011-09-14 | 2011-09-14 | Heat-conducting plate of flat-plate heat collector |
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| Publication Number | Publication Date |
|---|---|
| CN102313390A true CN102313390A (en) | 2012-01-11 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201110271744A Pending CN102313390A (en) | 2011-09-14 | 2011-09-14 | Heat-conducting plate of flat-plate heat collector |
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Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2253449Y (en) * | 1995-02-23 | 1997-04-30 | 河南省科学院能源研究所 | Heat-absorbent of solar water heater |
| CN201828039U (en) * | 2010-09-19 | 2011-05-11 | 刘至国 | Flat plate solar collector |
| CN202304006U (en) * | 2011-09-14 | 2012-07-04 | 滁州伯恩太阳能科技有限公司 | Heat conducting plate for flat plate heat collector |
-
2011
- 2011-09-14 CN CN201110271744A patent/CN102313390A/en active Pending
Patent Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2253449Y (en) * | 1995-02-23 | 1997-04-30 | 河南省科学院能源研究所 | Heat-absorbent of solar water heater |
| CN201828039U (en) * | 2010-09-19 | 2011-05-11 | 刘至国 | Flat plate solar collector |
| CN202304006U (en) * | 2011-09-14 | 2012-07-04 | 滁州伯恩太阳能科技有限公司 | Heat conducting plate for flat plate heat collector |
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Application publication date: 20120111 |