CN205121047U - Linear fei nieer solar energy speculum frame construction - Google Patents
Linear fei nieer solar energy speculum frame construction Download PDFInfo
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- CN205121047U CN205121047U CN201520806109.4U CN201520806109U CN205121047U CN 205121047 U CN205121047 U CN 205121047U CN 201520806109 U CN201520806109 U CN 201520806109U CN 205121047 U CN205121047 U CN 205121047U
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Abstract
The utility model discloses a fei nieershi solar energy speculum frame construction belongs to the solar photothermal power field, speculum frame construction adopts triangle space truss structure as the main part, has light in weight's characteristics, adopts bolt or riveting form to connect in the truss between longeron, crossbeam and the connecting rod, can transport to the scene with the subassembly form and carry out fast assembly, is convenient for reduce the cost of transportation, the speculum passes through bar link spare and frame attach, can adjust the locating hole position on the connecting piece in a flexible way according to required speculum radian, under the basic unchangeable condition of overall structure, satisfies the requirement of different radian speculums, and it is unified to make the required part of production try one's best, overall structure has bilateral symmetry nature, reduces the speculum distortion under the different conditions.
Description
Technical field
The utility model belongs to solar light-heat power-generation field, particularly a kind of linear fresnel solar mirror frame structure.
Background technology
Solar energy thermal-power-generating technology gets up to be converted into heat energy by solar energy collecting by condenser, then produces the generating of high temperature and high pressure steam driving steam turbine.
Linear fresnel solar condensing thermal power generation technology is a kind of common form of current solar energy thermal-power-generating, solar-energy collecting is become wire hot spot by the Jing Chang consisted of multiaspect linear reflective mirror, then utilize receiver to be heat energy by light energy conversion, by heat-conducting fluid, heat absorption is delivered to heat interchanger.In heat interchanger, the heat of heat-conducting fluid is used to heating water and generates water vapor, and then utilizes water vapor driving steam turbine acting generating.
In whole Fresnel solar energy thermal-power-generating device, condenser field is the most key assembly.Mirror field light gathering efficiency is directly connected to the transformation efficiency of final luminous energy to electric energy.Typical fresnel reflecting mirror forms by organizing level crossing more, the independently tracked sun in every arrangement of mirrors face by reflected incident light to receiver.Due in solar energy thermal-power-generating technology for the requirement of focusing ratio and receiver limited width, therefore certain requirement is proposed to the width of wire hot spot.In order to obtain the narrower focal beam spot of width, a kind of solution is exactly the minute surface width reducing single-row catoptron, but just needs to increase catoptron columns to obtain higher focusing ratio, and this can increase considerably follow-up mechanism cost.Another solution is that the catoptron of use with small radian is to replace level crossing, but the machining precision due to differential of the arc catoptron is difficult to ensure, and need different radians to carry out focused solar energy due to the focal length difference of every row catoptron, thus cause the rising of processing cost.Because catoptron area is huge, the consumption of mirror frame structure is also very large, adopts light-duty mirror frame structure to be even more important to reduction system cost.Manufacture and the place to use of mirror frame are distant, and complicated structure needs more transportation cost, are necessary that simplifying structure reduces transportation cost.In addition, because the weight of catoptron and support is comparatively large, if device bias seriously can cause moment of torsion to increase, thus increases the working load of drive motor, increase the operating cost of solar-energy light collector.Therefore, the design of support also will consider integrally-built weight distribution problem.
Summary of the invention
In order to overcome above-mentioned prior art Problems existing, the purpose of this utility model there are provided a kind of linear fresnel solar mirror frame structure, solves that mirror frame weight is large, the problem of complex structure and rotating eccentricity.
In order to achieve the above object, the technical solution adopted in the utility model is as follows:
A kind of linear fresnel solar mirror frame structure, comprise the inverted triangle chassis body 1 adopting triangular space truss-frame structure to form, be positioned at the rotary main shaft 5 at inverted triangle chassis body 1 two ends, catoptron 6 is arranged on inverted triangle chassis body 1 top, and multiple bar shaped web members 8 that catoptron 6 is pasted by its back side are connected with inverted triangle chassis body 1; Described mirror frame structure connects follow-up mechanism to realize following the tracks of day of beam condensing unit by rotary main shaft 5.
Described inverted triangle chassis body 1 comprises two upper longeron 2-1 at top, many the crossbeams 3 of two upper longerons 2 at vertical connection top, two upper longerons 2 at top connect and compose a plane with many crossbeams 3, it places catoptron 6, lower longeron 2-2 is connected with many crossbeams 3 by connecting link 4, connected by horizontal brace rod 7 between crossbeam 3, form stable triangular truss structure, realize the lightweight of structure.
Described two upper longeron 2-1, lower longeron 2-2, many crossbeams 3 and connecting links 4 are formed by square tube, pipe, angle steel or channel-section steel; Article two, upper longeron 2-1, lower longeron 2-2 are connected with mode with bolts or that rivet between many crossbeams 3 and connecting link 4.
Described horizontal brace rod 7 is symmetrical structure.
The spacing of described many crossbeams 3 is equal, and lower longeron 2-2 is equal with connecting link 4 length between crossbeam 3.
Described catoptron 6 is level crossing or differential of the arc catoptron.
By bolt or riveting between multiple bar shaped web member 8 that described catoptron 6 back side is pasted and inverted triangle chassis body 1, accurate locating holes on bar shaped web member 8, can according to the difference of required catoptron radian, the position of adjustment bar shaped web member 8 or inverted triangle chassis body 1 mounting hole, realizes the flexible being applicable to different radian catoptron based on this framework.
The position of described rotary main shaft 5 on the installed surface at inverted triangle chassis body 1 two ends, the center of gravity after installing catoptron with this framed structure is consistent.
Described mirror frame structure is symmetrical.
The beneficial effects of the utility model are: based on triangular space truss-frame structure, reduce the overall weight of mirror frame.When forming triangular space truss-frame structure, adopt bolt and riveting, can rapid-assembling at the scene, reduce transportation cost, avoid the moderate finite deformation that welding process is brought simultaneously.Catoptron is connected with framework by bar shaped web member, can according to the position of positioning hole on required catoptron radian flexible web member, in the substantially constant situation of one-piece construction, meet the requirement of different radian catoptron, make the part needed for production as far as possible unified.The position in rotary main shaft axle center is overlapping with the centre of gravity place of picture frame entirety, can realize the zero eccentric of one-piece construction relative main, significantly reduces the requirement of system for drive motor and reductor.One-piece construction has bilateral symmetry, and under different serviceability temperature, the distortion of structure does not cause the distortion of minute surface longitudinal direction, ensures the linearity of flare, improves result of use.This structure significantly reduces the manufacturing cost of linear Fresnel formula catoptron field and operating energy consumption, has great significance for reduction solar energy thermal-power-generating cost.
Accompanying drawing explanation
Fig. 1 is linear fresnel solar mirror frame overall schematic described in the utility model.
Fig. 2 is the front view of the utility model embodiment.
Fig. 3 is the side view of the utility model embodiment.
Fig. 4 is horizontal connector schematic diagram between minute surface web member and crossbeam.
Embodiment
In order to the technical solution of the utility model and concrete structure are clearly described, below in conjunction with accompanying drawing, the utility model embodiment is described in further detail.
As Fig. 1, shown in 2, a kind of linear fresnel solar mirror frame structure described by the utility model, comprise the inverted triangle chassis body 1 adopting triangular space truss-frame structure to form, be positioned at the rotary main shaft 5 at inverted triangle chassis body 1 two ends, catoptron 6 is arranged on inverted triangle chassis body 1 top, and multiple bar shaped web members 8 that catoptron 6 is pasted by its back side are connected with inverted triangle chassis body 1; Described mirror frame structure connects follow-up mechanism to realize following the tracks of day of beam condensing unit by rotary main shaft 5.
Inverted triangle chassis body 1 comprises two upper longeron 2-1 at top, many the crossbeams 3 of two upper longerons 2 at vertical connection top, two upper longerons 2 at top connect and compose a plane with many crossbeams 3, it places catoptron 6, lower longeron 2-2 is connected with many crossbeams 3 by connecting link 4, connected by horizontal brace rod 7 between crossbeam 3, form stable triangular truss structure, realize the lightweight of structure.In the present embodiment, two upper longeron 2-1, lower longeron 2-2 and crossbeams 3 adopt thin-walled quarter bend, and connecting link 4 adopts pipe.Article two, upper longeron 2-1, lower longeron 2-2 and crossbeam 3 and connecting link 4 and crossbeam 3 and two upper connections between longeron 2-1, lower longeron 2-2 adopt riveting.
As seen from Figure 2, embodiment inverted triangle chassis body 1 used has symmetrical feature, such energy ensures that overall center of gravity is positioned on the center line of inverted triangle chassis body 1, in addition when environmental baseline changes, such as because environment temperature increases, after adopting symmetrical structure, in inverted triangle chassis body 1, the dilatational strain of each side assembly generation is also consistent, decreases catoptron 6 distortion along its length.
As shown in Figure 1,3, rotary main shaft 5 is arranged on the two ends of inverted triangle chassis body 1, be positioned on the center line of inverted triangle chassis body 1, center after the center of rotary main shaft 5 and inverted triangle chassis body 1 install catoptron 6 overlaps, such framework and catoptron entirety are when rotary main shaft 5 rotates, do not have eccentric moment effect, ensure that catoptron is selected freely smooth.
In Fig. 3, visible crossbeam 3 adopts disposed at equal distance, and connecting link 4 adopts consistent length, is convenient to according to unified specification processing.
As shown in Figure 4, the bar shaped web member 8 that mirror back surface is pasted has mounting hole, corresponding with the mounting hole on upper longeron 2-1, realize the connection and positioning between bar shaped web member 8 and inverted triangle chassis body 1.If the catoptron installed 6 requires different radians, change the position of mounting hole on bar shaped web member 8, keep the positioning relation between bar shaped web member 8 and catoptron 6, can ensure on identical frames that catoptron meets differently curved radian requirement.Connected by horizontal brace rod 7 between crossbeam 3, horizontal brace rod 7 is symmetrical relative to the longitudinal axis of minute surface, ensures that the center of gravity of framework 1 is positioned on center line.
Claims (9)
1. a linear fresnel solar mirror frame structure, it is characterized in that: comprise the inverted triangle chassis body (1) adopting triangular space truss-frame structure to form, be positioned at the rotary main shaft (5) at inverted triangle chassis body (1) two ends, catoptron (6) is arranged on inverted triangle chassis body (1) top, and multiple bar shaped web members (8) that catoptron (6) is pasted by its back side are connected with inverted triangle chassis body (1); Described mirror frame structure connects follow-up mechanism to realize following the tracks of day of beam condensing unit by rotary main shaft (5).
2. mirror frame structure according to claim 1, it is characterized in that: described inverted triangle chassis body (1) comprises two upper longerons (2-1) at top, many the crossbeams (3) of two upper longerons (2) at vertical connection top, two upper longerons (2) at top connect and compose a plane with many crossbeams (3), it is placed catoptron (6), lower longeron (2-2) is connected with many crossbeams (3) by connecting link (4), connected by horizontal brace rod (7) between crossbeam (3), form stable triangular truss structure, realize the lightweight of structure.
3. mirror frame structure according to claim 2, is characterized in that: described two upper longerons (2-1), lower longeron (2-2), many crossbeams (3) and connecting links (4) are formed by square tube, pipe, angle steel or channel-section steel; Article two, upper longeron (2-1), lower longeron (2-2) are connected with mode with bolts or that rivet between many crossbeams (3) and connecting link (4).
4. mirror frame structure according to claim 2, is characterized in that: described horizontal brace rod (7) is symmetrical structure.
5. mirror frame structure according to claim 2, is characterized in that: the spacing of described many crossbeams (3) is equal, and lower longeron (2-2) is equal with connecting link (4) length between crossbeam (3).
6. mirror frame structure according to claim 1, is characterized in that: described catoptron (6) is level crossing or differential of the arc catoptron.
7. mirror frame structure according to claim 1, it is characterized in that: by bolt or riveting between multiple bar shaped web member (8) that described catoptron (6) back side is pasted and inverted triangle chassis body (1), in the upper accurate locating holes of bar shaped web member (8), can according to the difference of required catoptron radian, the position of adjustment bar shaped web member (8) or inverted triangle chassis body (1) mounting hole, realizes the flexible being applicable to different radian catoptron based on this framework.
8. mirror frame structure according to claim 1, it is characterized in that: the position of described rotary main shaft (5) on the installed surface at inverted triangle chassis body (1) two ends, the center of gravity after installing catoptron with this framed structure is consistent.
9. mirror frame structure according to claim 1, is characterized in that: described mirror frame structure is symmetrical.
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520806109.4U CN205121047U (en) | 2015-10-19 | 2015-10-19 | Linear fei nieer solar energy speculum frame construction |
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| Application Number | Priority Date | Filing Date | Title |
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| CN201520806109.4U CN205121047U (en) | 2015-10-19 | 2015-10-19 | Linear fei nieer solar energy speculum frame construction |
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| CN205121047U true CN205121047U (en) | 2016-03-30 |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105242372A (en) * | 2015-10-19 | 2016-01-13 | 中国华能集团清洁能源技术研究院有限公司 | Linear Fresnel solar reflector mirror frame |
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2015
- 2015-10-19 CN CN201520806109.4U patent/CN205121047U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105242372A (en) * | 2015-10-19 | 2016-01-13 | 中国华能集团清洁能源技术研究院有限公司 | Linear Fresnel solar reflector mirror frame |
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| GR01 | Patent grant |