CN207937881U - A kind of mirror unit, concentration photovoltaic system and solar thermal utilization system - Google Patents
A kind of mirror unit, concentration photovoltaic system and solar thermal utilization system Download PDFInfo
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- CN207937881U CN207937881U CN201820373165.7U CN201820373165U CN207937881U CN 207937881 U CN207937881 U CN 207937881U CN 201820373165 U CN201820373165 U CN 201820373165U CN 207937881 U CN207937881 U CN 207937881U
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- glass tube
- mirror unit
- reflecting optics
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- glass
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Abstract
The utility model is related to a kind of solar energy generation technology field more particularly to mirror unit, concentration photovoltaic system and solar thermal utilization systems.The mirror unit includes reflecting optics and rotation axis, and rotation axis is glass tube, and reflecting optics are fixedly connected on glass tube；Glass tube supports and reflecting optics is driven to rotate.Mirror unit in the application and Fresnel solar thermal utilization system, glass tube rotation drive reflecting optics rotation, realize that the dimension of reflecting optics is adjusted, glass tube is substantially reduced relative to metal tube cost, and then can reduce mirror field cost；Moreover, the weatherability of glass tube is stronger, use for a long time small by corrosion impact, the service life is longer；Meanwhile the dead weight of glass tube is smaller, rigidity is strong, is not likely to produce deformation, it can be ensured that the normal use of reflecting optics.
Description
Technical field
The utility model is related to solar energy generation technology field more particularly to a kind of mirror unit, concentration photovoltaic systems
And solar thermal utilization system.
Background technology
Solar power generation includes mainly two kinds of photovoltaic generation and photo-thermal power generation, wherein photovoltaic generating system and photo-thermal power generation
Include that mirror structure realizes solar energy acquisition using reflection mirror image photovoltaic panel or heat collector reflected sunlight in system.Its
In, elevation angle and azimuth of the sun among one day are continually changing, and in order to improve light gathering efficiency, speculum is using tracking
The pattern of the sun, i.e., the pitch angle of speculum and deflection angle are to realize the tracking of two dimensions in adjustment speculum field.
Under normal circumstances, reflecting optics are arranged in shaft, drive speculum to rotate using the rotation of shaft, Jin Erke
Realize the adjustment of speculum dimension.Currently, shaft is generally the shaft of metal material, such as stainless steel；Using lacking for metal rotating shaft
It puts and is mainly：
1, of high cost：Speculum leads to the usage amount of metal rotating shaft equally very using largely in photovoltaic/opto-thermal system
Greatly, metal rotating shaft is of high cost, therefore, causes power station cost higher；
2, short life：The corrosion resistance of metal rotating shaft is poor, is chronically exposed under external environment and is easily corroded, influences metal
The service life of shaft；
3, poor performance：The dead weight of metal rotating shaft is larger, when the length of shaft is longer, the flexible generation shape of metal rotating shaft
Become, and then influence reflection precision, when serious, influences the normal use of Jing Chang.
Utility model content
The utility model provides a kind of mirror unit, concentration photovoltaic system and solar thermal utilization system, using glass tube as
Rotation axis has many advantages, such as that at low cost, service life is long, rigidity is strong and reflection precision is high.
Embodiment according to the present utility model provides a kind of mirror unit, including reflecting optics and rotation axis, described
Rotation axis is glass tube, and the reflecting optics are fixedly connected on the glass tube；The glass tube is supported and is driven described anti-
Penetrate eyeglass rotation.
Further, the both ends setting material of the glass tube is the spindle nose of plastics or rubber, the spindle nose appearance surface cover
Equipped with lock ring.
Further, the thickness of spindle nose socket part is from the glass pipe end where the socket part to the glass tube
The direction of the other end is gradually reduced.
Further, the glass tube is high-boron-silicon glass pipe.
Further, the reflecting optics are fixedly connected with the glass tube by adhesive or supporting rack.
Further, metal clad band and/or reinfored glue band on the outer wall of the glass tube, the metal tape and/or increasing
Strong rubber band is arranged along the axis direction of the glass tube, or
The metal tape and/or reinfored glue band continuously or are locally wound on the glass tube.
The utility model also provides a kind of concentration photovoltaic system, including speculum field, and the speculum field includes at least one
A mirror unit and the mounting bracket for being used to support the mirror unit；It is additionally provided in the mounting bracket for driving
State the drive component of glass tube.
Further, the driving component includes at least one swing rod, and the swing rod includes fixing end and free end；Each
The fixing end of the swing rod is connected by connecting rod, and the free end of each swing rod connects the glass tube；The connecting rod connection
It is useful for driving the driver of the connecting rod swing.
Further, the driving component includes turbine, worm screw and the motor being connect with the worm screw, and the worm gear is arranged
On the glass tube.
The utility model also provides a kind of solar thermal utilization system, including speculum field, and the speculum field includes multiple anti-
It penetrates mirror unit and is used to support the mounting bracket of the mirror unit；It is additionally provided in the mounting bracket for driving the glass
The drive component of glass pipe.
Further, the driving component includes multiple swing rods, and the swing rod includes fixing end and free end；It is each described
The fixing end of swing rod is connected by connecting rod, and the free end of each swing rod connects the glass tube；The connecting rod connection is useful
In the driver for driving the connecting rod swing.
Further, the driving component includes turbine, worm screw and the motor being connect with the worm screw, and the worm gear is arranged
On the glass tube.
By above technical scheme it is found that the mirror unit, concentration photovoltaic system in the application and solar thermal utilization system, glass
The rotation of glass pipe drives reflecting optics rotation, realizes that the dimension of reflecting optics is adjusted, its cost of glass tube opposing metallic pipe drops significantly
It is low, and then mirror field cost can be reduced；Moreover, the weatherability of glass tube is stronger, use for a long time smaller by corrosion impact, uses the longevity
It orders longer；Meanwhile the dead weight of glass tube is smaller, rigidity is strong, is not likely to produce deformation, it can be ensured that the normal use of reflecting optics.
Description of the drawings
In order to illustrate the embodiment of the utility model or the technical proposal in the existing technology more clearly, below will be to embodiment
Needed in attached drawing be briefly described, it should be apparent that, the accompanying drawings in the following description is only the utility model
Some embodiments for those of ordinary skill in the art without creative efforts, can also be according to this
A little attached drawings obtain other attached drawings.
Fig. 1 is that the mirror unit front view exemplified is preferably implemented according to one；
Fig. 2 is that the mirror unit front view equipped with spindle nose exemplified is preferably implemented according to one；
Fig. 3 is the sectional view of spindle nose shown in Fig. 2.
In figure：
1, reflecting optics；2, glass tube；3, spindle nose；4, adhesive or supporting rack；31, socket part；32, closure part；33, tight
Hoop.
Specific implementation mode
The following will be combined with the drawings in the embodiments of the present invention, carries out the technical scheme in the embodiment of the utility model
Clear, complete description, it is clear that the described embodiments are only a part of the embodiments of the utility model, rather than whole
Embodiment.Based on the embodiments of the present invention, those of ordinary skill in the art are without making creative work
The every other embodiment obtained, shall fall within the protection scope of the present invention.
Fig. 1 is that the mirror unit front view exemplified is preferably implemented according to one；Fig. 2 is to be preferably implemented to exemplify according to one
The mirror unit front view equipped with spindle nose；Fig. 3 is the sectional view of spindle nose shown in Fig. 2.As shown in Figures 1 to 3, mirror unit
Including reflecting optics 1 and rotation axis, rotation axis is glass tube 2, and reflecting optics 1 are fixedly connected on glass tube 2；Glass tube 2
It supports and reflecting optics 1 is driven to rotate.
In the mirror unit, rotation axis uses glass tube 2, plays support to reflecting optics 1 and it is driven to rotate
Effect.For mirror unit in use, being rotated using drive component driving glass tube 2, glass tube 2 drives reflecting optics 1 to rotate, into
And realize the dimension adjustment of reflecting optics 1.Include as the advantages of rotation axis using glass tube 2：
1, its cost of glass tube opposing metallic pipe substantially reduces, and then can reduce mirror field cost；
2, the weatherability of glass tube is stronger, uses for a long time smaller by corrosion impact, and the service life is longer；
3, the dead weight of glass tube is smaller, rigidity is strong, is not likely to produce deformation, the reflection precision of reflecting optics can be improved, it is ensured that
The normal use of speculum.
As the preferred embodiment of the present embodiment, as shown in Figures 2 and 3, spindle nose 3 is set at the both ends of glass tube 2.Instead
Mirror unit is penetrated in use, being rotated using drive component driving glass tube 2, under normal circumstances, the active force of drive component is applied to
The end of glass tube, 2 both ends of glass tube are that main forced position can be in glass tube 2 in order to preferably be protected to glass tube
End set spindle nose 3, spindle nose 3 shields to the end of glass tube 2, reduces glass tube 2 by stress and external impact etc.
The probability of damage.
Preferably, spindle nose 3 is fixed by socket on glass tube 2, and the outer surface of spindle nose 3 is arranged with lock ring 33；The structure of spindle nose 3
Closure part 32 including the socket part 31 being sheathed on glass tube 2 and for blocking 2 port of glass tube, lock ring 33 are socketed in socket
On 31 outer surface of portion.Socket part 31 is a tubular structure, is set on the outer wall of glass tube 2, and internal diameter is slightly larger than glass tube 2
Outer diameter, the two is close to fixed or by being adhesively fixed, and closure part 32 is fixedly connected with socket part 31, or integrated molding；It blocks
Portion 32 is located at outside the radially extending along glass tube 2 of 2 port of glass tube, to achieve the purpose that wrap up 2 port of glass tube；It is logical
It crosses socket part 31 and closure part 32 to protect the port package of glass tube 2 or half package, reduces the collision of 2 end of glass tube and cause
The damaged probability of glass tube 2.Wherein it is preferred in order to reduce the cost input of spindle nose 3, the main part of spindle nose 3 is using use
Plastics or rubber material, the i.e. material of socket part 31 and closure part 32 are plastics or rubber；Plastics or rubber have at low cost, system
The advantages that simple for process is made, the input cost of mirror unit can be reduced.
In order to save 3 materials of spindle nose, the thickness of the socket part of spindle nose 3 is gradually reduced, i.e. the thickness of the socket part 31 of spindle nose 3
It spends from 2 end of glass tube where the socket part 31 and is gradually reduced to the direction of 2 the other end of glass tube.Do not influencing socket part
31 installations and under the premise of the protective value of glass tube 2, the relatively thin of the local setting of socket part 31 makes to save material
With to reduce by 3 production cost of spindle nose.
Preferably, glass tube 2 is high-boron-silicon glass pipe 2.High-boron-silicon glass has low thermal expansion, high temperature resistant, high intensity, height
The performance of hardness, and then further increase the rigidity and weatherability of glass tube 2.
Reflecting optics 1 are fixedly connected with glass tube 2 by adhesive or supporting rack 4.Reflecting optics 1 are outer with glass tube 2
Be fixedly connected between wall, by adjusting the thickness of adhesive or the height of supporting rack central bearing point, can adjust reflecting optics 1 with
Angle between 2 axis of glass tube.
After glass material local damage, may then Integral-crushing, cause speculum big to reduce the damage of glass tube 2
The probability that area falls off, metal clad band and/or reinfored glue band on the outer wall of glass tube 2, metal tape and/or reinfored glue band are along glass
The axis direction setting of glass pipe 2 or metal tape and/or reinfored glue band continuously or are locally wound on glass tube 2.
When there is 2 local damage of glass tube, the reflecting optics 1 on whole or adjacent more glass tubes 2 may be caused
It falls off, the intensity of glass tube 2, after the local damage of glass tube 2, glass can be improved by the way that metal tape and/or reinfored glue band is arranged
Glass pipe 2 is broken into graininess, and metal tape and/or reinfored glue band, is still continuous state, and then avoid whole glass tube 2
Fracture reduces the probability that 1 large area of reflecting optics falls off.The structure type is less prone to the accident hurted sb.'s feelings, more securely and reliably.
Preferably, when using metal tape, metal tape has certain curvature, is bonded to each other with the outer wall of glass tube 2, metal tape
Arc length is that the ratio between the perimeter of glass tube 2 is 1/4-1/3.
Preferably, the length of individual glass pipe 2 is 5-7 meters, and outer diameter is 100-120 millimeters, and wall thickness is 2~3 millimeters.
The present embodiment also provides a kind of concentration photovoltaic system, including speculum field, and speculum field includes at least one above-mentioned
Mirror unit and the mounting bracket for being used to support mirror unit；The driving for driving glass tube is additionally provided in mounting bracket
Component.
Axle bed is set in the mounting bracket of speculum field, and glass tube 2 is connect with axle bed, in use, glass tube 2 is with respect to axle bed
Rotation, drive component are fixedly connected with the outer wall of glass tube 2, are such as respectively connected with drive component on the outer wall at 2 both ends of glass tube,
Wherein, drive component driving glass tube 2 rotation can be used or multiple drive components synchronize driving glass tube 2 and rotate.Reflection
Eyeglass tracks the sun under the action of glass tube 2, to photovoltaic panel reflected sunlight, to realize photovoltaic generation.
Preferably, drive component includes at least one swing rod, and swing rod includes fixing end and free end；The fixation of each swing rod
End is connected by connecting rod, and the free end of each swing rod connects glass tube 2；Connecting rod is connected with the driving swung for drive link
Device.The free end of swing rod is fixedly connected with the outer wall of glass tube 2, and when swing rod rotates, the free end of swing rod drives 2 turns of glass tube
It is dynamic, and then realize the adjustment of 1 dimension of reflecting optics.
In use, mirror unit is swung using driver drive link band driven fork, such as driver is driving motor
And retarder, connecting rod are connected with arc-shaped rack, retarder is equipped with the tooth engaged with arc-shaped rack, and driving motor and retarder are
Running part, connecting rod and swing rod are secondary part, and running part drives secondary part movement, realize that swing rod rotation drives glass tube
2 rotations, the dimension to adjust reflecting optics 1 adjust, and complete solar tracking.
In addition, drive component can also be using turbine, the structure of worm screw, i.e. drive component includes turbine, worm screw and and snail
The motor of bar connection, worm gear are set on glass tube 2.Turbine is set on glass tube 2, outer wall or spindle nose 3 with glass tube 2
Socket part 31 be fixedly connected, motor drives worm screw rotation, the tooth on helical tooth rotation driving turbine on worm screw, to drive
Glass tube 2 rotates.
The present embodiment also provides a kind of solar thermal utilization system, including speculum field, and speculum field includes multiple speculum lists
Member and the mounting bracket for being used to support mirror unit；The drive component for driving glass tube 2 is additionally provided in mounting bracket.Light
The thermal energy of acquisition is carried out power generation to heat utilization system or thermal energy directly utilizes, and is such as applied to tower photo-thermal power station, Fresnel light
In the mirror field of thermo-power station or factory steam heat etc..The installation of solar thermal utilization system and type of drive and above-mentioned condensation photovoltaic system
The mode of system is identical, no longer repeats one by one herein.
It is 2 conduct of glass tube that above-mentioned mirror unit, advantage are used in concentration photovoltaic system or solar thermal utilization system
Rotation axis, opposing metallic pipe cost substantially reduce, and then can reduce mirror field cost；Moreover, the weatherability of glass tube 2 is stronger,
Use for a long time is smaller by corrosion impact, and the service life is longer；Meanwhile the dead weight of glass tube 2 is smaller, rigidity is strong, is not likely to produce
The reflection precision of reflecting optics 1 can be improved, it is ensured that the normal use of speculum in deformation.
It should be understood that the utility model is not limited to the accurate knot for being described above and being shown in the accompanying drawings
Structure, and various modifications and changes may be made without departing from the scope thereof.The scope of the utility model is only wanted by appended right
It asks to limit.
Claims (12)
1. a kind of mirror unit, including reflecting optics and rotation axis, which is characterized in that the rotation axis is glass tube, described
Reflecting optics are fixedly connected on the glass tube；The glass tube supports and the reflecting optics is driven to rotate.
2. mirror unit according to claim 1, which is characterized in that the both ends setting material of the glass tube is plastics
Or the spindle nose of rubber, the spindle nose are fixed by socket on the glass tube, the spindle nose outer surface is arranged with lock ring.
3. mirror unit according to claim 2, which is characterized in that the thickness of spindle nose socket part is by the socket
Glass pipe end where part is gradually reduced to the direction of the glass tube other end.
4. mirror unit according to claim 1, which is characterized in that the glass tube is high-boron-silicon glass pipe.
5. according to claim 1-4 any one of them mirror units, which is characterized in that the reflecting optics and the glass
Pipe is fixedly connected by adhesive or supporting rack.
6. mirror unit according to claim 5, which is characterized in that metal clad band on the outer wall of the glass tube
And/or reinfored glue band, the metal tape and/or reinfored glue band are arranged along the axis direction of the glass tube, or
The metal tape and/or reinfored glue band continuously or are locally wound on the glass tube.
7. a kind of concentration photovoltaic system, which is characterized in that including speculum field, the speculum field includes at least one such as right
It is required that 1-6 any one of them mirror unit and being used to support the mounting bracket of the mirror unit；The mounting bracket
On be additionally provided with drive component for driving the glass tube.
8. concentration photovoltaic system according to claim 7, which is characterized in that the driving component includes at least one pendulum
Bar, the swing rod include fixing end and free end；The fixing end of each swing rod is connected by connecting rod, each swing rod
Free end connects the glass tube；The connecting rod is connected with the driver for driving the connecting rod swing.
9. concentration photovoltaic system according to claim 7, which is characterized in that the driving component include turbine, worm screw and
The motor being connect with the worm screw, the worm gear are set on the glass tube.
10. a kind of solar thermal utilization system, which is characterized in that including speculum field, the speculum field includes multiple as right is wanted
It seeks 1-6 any one of them mirror unit and is used to support the mounting bracket of the mirror unit；In the mounting bracket
It is additionally provided with the drive component for driving the glass tube.
11. solar thermal utilization system according to claim 10, which is characterized in that the driving component includes multiple swing rods,
The swing rod includes fixing end and free end；The fixing end of each swing rod is connected by connecting rod, each swing rod from
The glass tube is connected by end；The connecting rod is connected with the driver for driving the connecting rod swing.
12. solar thermal utilization system according to claim 10, which is characterized in that the driving component includes turbine, worm screw
And the motor being connect with the worm screw, the worm gear are set on the glass tube.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820373165.7U CN207937881U (en) | 2018-03-19 | 2018-03-19 | A kind of mirror unit, concentration photovoltaic system and solar thermal utilization system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820373165.7U CN207937881U (en) | 2018-03-19 | 2018-03-19 | A kind of mirror unit, concentration photovoltaic system and solar thermal utilization system |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN207937881U true CN207937881U (en) | 2018-10-02 |
Family
ID=63655579
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201820373165.7U Active CN207937881U (en) | 2018-03-19 | 2018-03-19 | A kind of mirror unit, concentration photovoltaic system and solar thermal utilization system |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN207937881U (en) |
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2018
- 2018-03-19 CN CN201820373165.7U patent/CN207937881U/en active Active
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