CN203518271U - Collecting lens with heat collecting pipe as rotation shaft - Google Patents
Collecting lens with heat collecting pipe as rotation shaft Download PDFInfo
- Publication number
- CN203518271U CN203518271U CN201320420310.XU CN201320420310U CN203518271U CN 203518271 U CN203518271 U CN 203518271U CN 201320420310 U CN201320420310 U CN 201320420310U CN 203518271 U CN203518271 U CN 203518271U
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- CN
- China
- Prior art keywords
- girder
- parabolic
- condenser
- muscle
- lens
- Prior art date
- 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 - Lifetime
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Classifications
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F24—HEATING; RANGES; VENTILATING
- F24S—SOLAR HEAT COLLECTORS; SOLAR HEAT SYSTEMS
- F24S23/00—Arrangements for concentrating solar-rays for solar heat collectors
- F24S23/70—Arrangements for concentrating solar-rays for solar heat collectors with reflectors
- F24S23/74—Arrangements for concentrating solar-rays for solar heat collectors with reflectors with trough-shaped or cylindro-parabolic reflective surfaces
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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 utility model relates to a collecting lens with a heat collecting pipe as a rotation shaft, and belongs to the solar energy photo-thermal utilization technology in the new energy field. The collecting lens with the heat collecting pipe as the rotation shaft is a paraboloid reflection collecting lens and is mainly composed of a left reflection lens (1), a right reflection lens (2), a middle truss (3), an initial end plate girder (4) and a tail end plate girder (5). The left reflection lens (1) and the right reflection lens (2) are respectively composed of paraboloid ribs, a lateral truss for connecting the paraboloid ribs, a paraboloid base plate and a reflection lens face, and fixed through flange sheets on the end portions of the paraboloid ribs, and the paraboloid ribs on the two end portions are fixed with the initial end plate girder (4) and the tail end plate girder (5) respectively. The middle truss (3) is provided with a bearing pedestal base plate (31) where a middle bearing pedestal is fixed to support the heat collecting pipe (the connector portion), and the heat collecting pipe is accordingly located on an OA. The whole collecting lens can be slantly installed or horizontally installed according to area latitude angles.
Description
Technical field
The utility model belongs to the solar energy heat utilization technology in new forms of energy or renewable energy source domain, as take the key equipment of the groove type solar heat collector that thermal-collecting tube is rotating shaft, by solar ray collecting to thermal-collecting tube.
Background technology
The groove type solar heat collector using in solar energy thermal-power-generating field, by grooved (parabola) condenser, sunshine reflection to be gathered on thermal-collecting tube, medium is heated, produce and deliver to steam turbine generator compared with the steam of high parameter, realize solar light-heat power-generation and heat supply.Steam parameter (temperature and pressure) is higher, and conversion efficiency of thermoelectric is just higher.
The generating occurring on Vehicles Collected from Market groove type solar heat collector, is mainly comprised of grooved (parabola) condenser, thermal-collecting tube, thermal-collecting tube (joint area) bracing frame, import and export medium guiding tube, top (low level) support, end (high position) support, bearing block and tracking (sun) device institute.Its grooved (parabola) condenser is generally heavy sheet glass speculum or composite materials, level is installed, because considering center of gravity problem, following the tracks of (sun) rotating shaft does not overlap with thermal-collecting tube (focal axis line), this is kept in motion condenser thermal-collecting tube in following the tracks of sun process, thermal-collecting tube must could be connected with external agency pipeline by soft guiding tube or with the guiding tube of active joint, so causing bearing pressure medium can not be too high, affect conversion efficiency of thermoelectric (unless adopting heat-storing device to carry out secondary heat exchange).In addition, because being subject to involving of external connecting pipe road, need to consume larger tracking power.This just causes take the appearance of the groove type solar heat collector that thermal-collecting tube is rotating shaft, and thermal-collecting tube is positioned on focal axis line by middle bearing bracket and end axis bearing, and these bearing blocks also follow the tracks of the rotating shaft of solar time.The condenser size of making of heavy sheet glass speculum is large, frangible, is not easy to transportation and on-the-spot installation.The condenser of making of composite is also because volume transports greatly difficulty.
Above background technology can be with reference to the architectural feature of current trough type solar power generation technology, groove type solar heat collector, and patent documentation: a kind of groove type solar heat collector ZL201120049309.1 and 201110047054.X.
Summary of the invention
Current groove type solar heat collector need to solve that condenser focal axis line (thermal-collecting tube) in following the tracks of sun process does not overlap with rotating shaft and factory manufactures, is not easy to the problems such as transportation and scene installation.
The condenser that the thermal-collecting tube of take is rotating shaft is a kind of parabolic reflector condenser, mainly left reflection minor (1), right reflection mirror (2), intermediate truss (3), top plate-girder (4) and end plate-girder (5), is consisted of.Each is comprised of left reflection minor (1) and right reflection mirror (2) parabolic muscle, the side truss that is connected parabolic muscle, parabola substrate and mirror surface, between left and right speculum, by parabolic muscle end flange sheet, fix, left and right speculum fixes with top plate-girder (4) and end plate-girder (5) respectively by the parabolic muscle at both ends.Intermediate truss (3) is upper with pedestal base (31), carrys out support set heat pipe (joint area), thereby thermal-collecting tube is positioned on focal axis line (OA) in order to fixing middle bearing bracket.Condenser can tilt to install or level installation according to region angle of latitude on the whole.For left and right speculum, parabolic muscle is key element, and the parabolic shape that parabolic muscle has has determined the shape of parabola substrate.It is not that very strong material is made that parabola substrate generally adopts rigidity, abuts against on parabolic muscle, with its setting.And reflectance coating or speculum are close to parabola substrate surface formation mirror surface, its reflectivity has determined the reflecting condensation efficiency of condenser.
Intermediate truss (3) bottom is inserted in one by one between left and right speculum parabolic muscle end flange sheet and fixes with a plurality of flange plates, and intermediate truss (3) both ends fix with beginning, end plate-girder respectively with flange plate.The effect of intermediate truss (3) is to strengthen condenser rigidity, balancing axial thrust and support set Heat pipe joint place weight.In order to strengthen the rigidity at pedestal base place, can increase diagonal brace in both sides, rafter foot is fixed on corresponding parabolic muscle.Do not worry that intermediate truss (3) can shut out the light, because its shadow region in thermal-collecting tube completely.
Top plate-girder (4) and end plate-girder (5) have the centre bore that allows the hollow shaft of end axis bearing pass in centre position place, and are connected with beginning, the end support of heat collector respectively by end axis bearing.Top plate-girder (4) is convenient to the connection of sun tracker with connection pin-and-hole.If tilt to install, top plate-girder (4) is connected by end axis bearing with high-level bracket separately with low level support, end plate-girder (5), makes condenser opening towards the sun.Condenser not only will bear downward gravity, also will bear axially (along burnt axis direction) thrust, the weight of whole condenser and axial thrust by beginning, end plate-girder is passed to beginning, end support by end axis bearing respectively.For the position being connected with intermediate truss (3) upper steel tube end flange plate, because being not easy to punching, can arrange one with the Connection Block of flange plate, effectively solve connectivity problem.
Accompanying drawing explanation
Fig. 1 take condenser that thermal-collecting tube is rotating shaft to be split as the relative position relation figure of 5 large parts.In figure: 1-left reflection minor, 2-right reflection mirror, 3-intermediate truss, 31-pedestal base, 4-top plate-girder, 5-end plate-girder, OA-focal axis line.
Fig. 2 be take the assembly drawing of the condenser that thermal-collecting tube is rotating shaft, and the mark implication in figure is identical with Fig. 1.
The specific embodiment
Left reflection minor (1) and right reflection mirror (2): left and right mirror structure is symmetrical.The key element of these two parts is parabolic muscle.According to the focal length of the required selection of condenser and width design parabolic type, with digital-code laser cutting technique, steel plate is processed into parabolic muscle after drawing electronic drawing.Along the parallel number of packaged parabolic of the length direction muscle (this programme is 13) of condenser, the suitable position of every parabolic muscle is cut with circular hole, with steel pipe, strings together and firm welding, and the diagonal brace of simultaneously burn-oning, forms side truss.Side truss both ends and beginning, end plate-girder are fixed.On parabolic muscle, fixedly sheet metal or PVC plastic plate form parabola substrate, then at parabola substrate surface, stick reflectance coating and form mirror surface.Left and right condenser binding site is fixed with threaded fastener by the flange plate of parabolic muscle end.
Intermediate truss (3): formed by the steel pipe of upper and lower two parallel placements and diagonal brace rod member etc., on the steel pipe of top, be welded with pedestal base (31), in order to fixing middle bearing bracket, support set heat pipe (joint area), makes thermal-collecting tube axis overlap with condenser focal axis line (OA).Below the steel pipe of bottom, be welded with flange plate, position and quantity are corresponding with parabolic muscle, and these flange plates are sandwiched in the middle of the parabolic muscle end flange sheet of left and right speculum and are fastened together.Upper and lower steel tube end part is all welded with flange plate, is used for fixing with beginning, end plate-girder.The both sides that pedestal base (31) is located are provided with diagonal brace, and rafter foot is fixed on corresponding parabolic muscle.
Top plate-girder (4) and end plate-girder (5): begin, end plate-girder is structurally symmetrical, with steel plate cutting, form (comprising hole), and in region of interest welding reinforcement, in strength and stiffness design, should consider gravity, consider again axial thrust.Below centre bore with the Connection Block fixing with intermediate truss (3) upper steel tube end flange plate.
Above 5 large parts are all manufactured in factory, assemble after being transported to scene, fix each other with threaded fastener.
Condenser integral body is to tilt to install or level installation according to the latitude of position.While tilting to install, top plate-girder (4) is connected by end axis bearing with the low level support of heat collector, and end plate-girder (5) is connected by end axis bearing with the high-level bracket of heat collector, makes the opening of condenser towards the sun.
Attention: flange plate mentioned above refer to be fixed on Rod end, perpendicular to center line of the bar (or tangent line) and with the tabular object of bolt connecting hole, be similar to common pipe flange.
Claims (3)
1. the condenser that the thermal-collecting tube of take is rotating shaft is a kind of parabolic reflector condenser, mainly by left reflection minor (1), right reflection mirror (2), intermediate truss (3), top plate-girder (4) and end plate-girder (5) form, it is characterized in that: left reflection minor (1) and right reflection mirror (2) are respectively by parabolic muscle, the side truss that connects parabolic muscle, parabola substrate and mirror surface form, left, between right reflection mirror, by parabolic muscle end flange sheet, fix, left, right reflection mirror fixes with top plate-girder (4) and end plate-girder (5) respectively by the parabolic muscle at both ends, intermediate truss (3) is upper with pedestal base (31), in order to fixing middle bearing bracket, carry out the joint area of support set heat pipe, condenser can tilt to install or level installation according to region angle of latitude on the whole.
2. according to claim 1ly take the condenser that thermal-collecting tube is rotating shaft, it is characterized in that intermediate truss (3) bottom is inserted in one by one between left and right speculum parabolic muscle end flange sheet with a plurality of flange plates and fixes, intermediate truss (3) both ends fix with beginning, end plate-girder respectively with flange plate.
3. according to claim 1ly take the condenser that thermal-collecting tube is rotating shaft, it is characterized in that top plate-girder (4) and end plate-girder (5) have the centre bore that allows the hollow shaft of end axis bearing pass in centre position place, and be connected with beginning, the end support of heat collector respectively by end axis bearing, top plate-girder (4) is convenient to the connection of sun tracker with connection pin-and-hole.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320420310.XU CN203518271U (en) | 2013-07-16 | 2013-07-16 | Collecting lens with heat collecting pipe as rotation shaft |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320420310.XU CN203518271U (en) | 2013-07-16 | 2013-07-16 | Collecting lens with heat collecting pipe as rotation shaft |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203518271U true CN203518271U (en) | 2014-04-02 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201320420310.XU Expired - Lifetime CN203518271U (en) | 2013-07-16 | 2013-07-16 | Collecting lens with heat collecting pipe as rotation shaft |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN203518271U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103335420A (en) * | 2013-07-16 | 2013-10-02 | 汪禹 | Collecting lens with heat collecting pipe as axis of rotation |
| CN108319007A (en) * | 2018-01-09 | 2018-07-24 | 东南大学 | A kind of mirror condenser and production method |
-
2013
- 2013-07-16 CN CN201320420310.XU patent/CN203518271U/en not_active Expired - Lifetime
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103335420A (en) * | 2013-07-16 | 2013-10-02 | 汪禹 | Collecting lens with heat collecting pipe as axis of rotation |
| CN103335420B (en) * | 2013-07-16 | 2015-03-11 | 汪禹 | Collecting lens with heat collecting pipe as axis of rotation |
| CN108319007A (en) * | 2018-01-09 | 2018-07-24 | 东南大学 | A kind of mirror condenser and production method |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| AV01 | Patent right actively abandoned |
Granted publication date: 20140402 Effective date of abandoning: 20150311 |
|
| RGAV | Abandon patent right to avoid regrant |