CN206400354U - A kind of twin shaft integral type daylight for eliminating off-axis error follows the trail of drive device - Google Patents
A kind of twin shaft integral type daylight for eliminating off-axis error follows the trail of drive device Download PDFInfo
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- CN206400354U CN206400354U CN201621474163.4U CN201621474163U CN206400354U CN 206400354 U CN206400354 U CN 206400354U CN 201621474163 U CN201621474163 U CN 201621474163U CN 206400354 U CN206400354 U CN 206400354U
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- China
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- transmission case
- case body
- rotating shaft
- drive mechanism
- heliostat
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Abstract
The utility model is related to a kind of twin shaft integral type daylight for eliminating off-axis error and follows the trail of drive device, including transmission case body and U-shaped column bearing, the two ends of transmission case body are fixed on U-shaped column bearing by flange, wherein one end of transmission case body is connected with flange provided with fixing component, the both sides of transmission case body are provided with rotating shaft, rotating shaft is provided with driving member, the two ends of rotating shaft are equipped with settled date border support, drive mechanism one and drive mechanism two are provided with transmission case bottom plate wherein in transmission case body, operation of the described drive mechanism one around fixing component, described drive mechanism two drives the operation of driving member.The twin shaft of heliostat is that the imaginary axis and pivot design are into coplanar intersecting by the utility model, so that the centrifugation distance of the axle of heliostat two is zero, and rotating shaft is directly fixedly connected with heliostat support, the distance between center of gravity and two power transmission shaft intersection points of heliostat are substantially reduced, so as to effectively reduce the eccentric throw between this kind of heliostat center of gravity and rotating shaft.
Description
Technical field
The utility model is related to a kind of twin shaft integral type daylight for eliminating off-axis error and follows the trail of drive device, belongs to settled date border
Actuation techniques field.
Background technology
Heliostat is energy conversion initial period very important equipment in tower-type solar thermal power generating system.In tower system
Solar radiant energy is continuously generally tracked by respective autonomous control system using thousands of heliostats in system, and energy
Focus on the heat dump of tower top, be then used in the form of heat energy.Therefore, the design of heliostat is tower-type solar thermal
One of important step of generation system designs, is reduction cost of electricity-generating, realizes the commercialized basis of solar energy thermal-power-generating.
Heliostat is generally made up of support, transmission system, reflective mirror and the part of control system four.Support is whole heliostat
Support section, link together all parts are stable.Reflective mirror is fixed on support, passes through the tune at any time of transmission system
Whole, on the heat dump that sun incident light is reflexed to heat absorption tower, overwhelming majority producer all uses ultra-clear glasses silvered mirror now.Control
System processed controls heliostat to come from the motion tracking sun by the way of orientation, pitching Two axle drive.
Current tower heliostat mainly has 4 kinds of typical double-axis tracking modes： 1）The spin of fixing axle sensing target location-
Following in elevation mode；2）Orientation-following in elevation the mode of fixing axle straight up；3）Pitching-inclination of fixing axle horizontal positioned
Tracking mode；4）Virtual fixing axle is along the horizontally disposed polar mounts tracking mode of East and West direction.The classical heliostat of above-mentioned four class is chased after
In track mode, the sensing of spin-pitching, orientation-pitching, polar mounts three class modes of tracking to fixing axle has limited, difference
For point to target center, straight up, thing point to, and the fixing axle of pitching-angled manner is only required and plane-parallel, to it
Sensing is not limited accordingly.So as to by adjusting installation position, reduce solar tracking stroke and the settled date of heliostat transmission system
The solar tracking hunting range of mirror, is conducive to the more close heliostat field of arrangement, improves Jing Chang ground utilization rate and light gathering efficiency,
It is a kind of good mode of application prospect.
But, compared to it is the most commonly used be traditional orientation-elevating movement heliostat, pitching-incline is used at present
The application of the heliostat of this oblique class double-axis tracking mode in practice is relatively fewer, wherein more representational have SBP public
The Stellio heliostats of department, and Australia CSIR's O heliostats, the center support of above two heliostat is substantially
Cross oscillating bearing, and according to general cross axis joint ripe on the market or use for reference its structure design heliostat center branch
Seat, the off-axis distance that this kind of heliostat exists between a rotating shaft of insoluble problem-two in structure is excessive, and twin shaft
Especially driving shaft（Horizontal fixing axle）Distance is excessive between heliostat center of gravity.Excessive can cause solar tracking control algolithm off axis
On it is non-linear；Excessive eccentric throw will increase the load of transmission mechanism, improve its specification and cost, increase movable joint part
Abrasion and reduction service life, reduce transmission accuracy and simultaneously lose unnecessary energy consumption, also brought partially simultaneously for lower box type column
Bending resistance problem caused by the heart is pressurized, the unnecessary rigidity requirement of increase and material cost.It is above-mentioned it is a variety of be also to cause current such
A less key reason of heliostat practical application.
Therefore, the off-axis and eccentric throw of settled date mirror drive how is reduced, is the key point of such heliostat design.
Utility model content
The purpose of this utility model is：For current technology can not meet it is existing the need for there is provided one kind eliminate off-axis
The twin shaft integral type daylight of error follows the trail of drive device, is dexterously designed to the twin shaft of heliostat coplanar intersecting so that the settled date
The two axles centrifugation distance of mirror is zero, and rotating shaft is directly fixedly connected with heliostat support, substantially reduce heliostat center of gravity and
The distance between two power transmission shaft intersection points, so as to effectively reduce the eccentric throw between this kind of heliostat center of gravity and rotating shaft, are solved
The structure problem of such heliostat.
The technical scheme that the utility model is used is：A kind of twin shaft integral type daylight for eliminating off-axis error follows the trail of driving
Device, including transmission case body and U-shaped column bearing, the two ends of transmission case body are fixed on U-shaped column bearing by flange, wherein
One end of transmission case body is connected with flange provided with fixing component, and the both sides of transmission case body are provided with rotating shaft, and rotating shaft is provided with transmission structure
Part, the two ends of rotating shaft are equipped with settled date border support, wherein being provided with the He of drive mechanism one on the transmission case bottom plate in transmission case body
Drive mechanism two, described drive mechanism one is around the operation of fixing component, and described drive mechanism two drives the fortune of driving member
OK.
In the utility model：Line between the flange at the transmission case body two ends is that the imaginary axis is coplanar orthogonal with rotating shaft.
In the utility model：Described drive mechanism one and drive mechanism two are by reductor, active wheeling support and master
Driving wheel is constituted, and driving wheel is arranged on active wheeling support, and is driven by reductor.
In the utility model：Described fixing component is fast pulley, and drive mechanism is realized by being run around fast pulley
Line of the transmission case body between the flange at transmission case body two ends is imaginary axis motion, realizes the pitching of settled date border support.
In the utility model：Described driving member is gear drive or jointed gear unit or linked transmission machine
Structure or band transmission, drive mechanism pass through drive gear transmission mechanism or jointed gear unit or chain type transmission mechanism or band
Formula transmission mechanism, realizes that heliostat support rotates and tilted with rotating shaft.
The beneficial effects of the utility model：
It is the imaginary axis and pivot design into coplanar phase by the twin shaft of heliostat 1. the utility model is simple in construction, reasonable in design
Hand over so that the centrifugation distance of the axle of heliostat two is zero, and rotating shaft is directly fixedly connected with heliostat support, substantially reduces the settled date
The distance between the center of gravity of mirror and two power transmission shaft intersection points, so as to effectively reduce inclined between this kind of heliostat center of gravity and rotating shaft
The heart away from；
2. transmission case body is suspended on U-shaped column bearing by the imaginary axis, heliostat support is that real axis is suspended on by rotating shaft
On transmission case body, the real axis imaginary axis is realized coplanar intersecting；
3. drive fast pulley of the transmission case body in the imaginary axis to rotate by the reductor one being fixed in transmission case body to realize
The pitching of heliostat；Heliostat support is driven to be realized with the i.e. real axis rotation of rotating shaft by the reductor two being fixed in transmission case body
The inclination of heliostat；
4. the rotating shaft in the utility model is the direct insertion drive device of real axis, and is connected with the heliostat support of both sides,
With common torque tubular type heliostat support structure matching, heliostat center of gravity is advantageously reduced close to real axis and the intersection point of the imaginary axis
The load of drive device, reduces heliostat operation power consumption.
Brief description of the drawings
Fig. 1 is structural representation of the present utility model；
Fig. 2 is another structural representation of the utility model；
Fig. 3 is the U-shaped column bearing schematic diagram in the utility model；
Fig. 4 is the utility model use state reference view.
In figure：1. transmission case body；2. rotating shaft；3. settled date border support；4. gear drive；5. driving wheel one；6. actively
Wheel two；7. reductor one；8. reductor two；9. fast pulley；10.U shape column bearings；11. the imaginary axis；12. flange；13. transmission case
Bottom plate；14. active wheeling support one；15. active wheeling support two；16. column.
Embodiment
The utility model is described in further detail with specific embodiment below in conjunction with the accompanying drawings.
As Figure 1-4, a kind of twin shaft integral type daylight for eliminating off-axis error follows the trail of drive device, including transmission case body
1 and U-shaped column bearing 10, U-shaped column bearing 10 is fixed on column 16, and the two ends of transmission case body 1 are fixed on U by flange 12
On shape column bearing 10, wherein one end of transmission case body 1 is connected with flange 12 provided with fixing component, and the fixing component is in this implementation
It is fast pulley 9 in example, the corresponding two sides of transmission case body 1 are connected provided with rotating shaft 2, and rotating shaft 2 can by the bearing on two sides
To be rolled, rotating shaft 2 herein can be understood as real axis,
The driving member that rotating shaft 2 is provided with driving member, this embodiment is gear drive 4, and the two ends of rotating shaft 2 are equal
Provided with settled date border support 3, wherein drive mechanism one and drive mechanism two are provided with transmission case bottom plate 13 in transmission case body 1,
Drive mechanism one includes reductor 1, active wheeling support 1 and driving wheel 1, and driving wheel 1 is arranged on active wheeling support one
On 14, and it is driven by reductor 1；Drive mechanism two includes reductor 28, active wheeling support 2 15 and driving wheel two
6, driving wheel 26 is arranged on active wheeling support 2 15, and is driven by reductor 28.Wherein driving wheel 1 is around fixation
The operation of wheel 9, realizes that the i.e. imaginary axis 11 of line of the transmission case body 1 between the flange 12 at the two ends of transmission case body 1 is moved, realizes the settled date
The pitching of border support.Line wherein between the flange 12 at the two ends of transmission case body 1 is that the imaginary axis 11 is coplanar orthogonal with rotating shaft i.e. real axis.
Described gear drive 4 realizes that heliostat support 3 rotates and tilted with rotating shaft i.e. real axis by the drive of driving wheel 26.
In embodiment, fixing component can not only be set to fast pulley 9, as long as can realize described in the utility model
The fastener members of technique effect belong to protection category of the present utility model.
In this embodiment, driving member can be gear drive 4, or jointed gear unit or linked transmission
Mechanism or band transmission, as long as can realize that the driving member of the technique effect described in the utility model belongs to this reality
With new protection category.
Embodiment of the present utility model is described above, but the utility model is not limited to the above and retouched
State.For a person skilled in the art, any equal modifications and substitutions to the technical program are all in the utility model
Scope among.Therefore, the impartial conversion and modification made in the case where not departing from spirit and scope of the present utility model, should all cover
In the range of the utility model.
Claims (5)
1. a kind of twin shaft integral type daylight for eliminating off-axis error follows the trail of drive device, it is characterised in that：Including transmission case body and U
Shape column bearing, the two ends of transmission case body are fixed on U-shaped column bearing by flange, wherein one end of transmission case body and flange
It is connected and is provided with fixing component, the both sides of transmission case body is provided with rotating shaft, and rotating shaft is provided with driving member, and the two ends of rotating shaft, which are equipped with, determines
Day border support, wherein being provided with drive mechanism one and drive mechanism two, described driving on transmission case bottom plate in transmission case body
Mechanism one is around the operation of fixing component, and described drive mechanism two drives the operation of driving member.
2. a kind of twin shaft integral type daylight for eliminating off-axis error according to claim 1 follows the trail of drive device, its feature
It is：Line between the flange at the transmission case body two ends is that the imaginary axis is coplanar orthogonal with rotating shaft.
3. a kind of twin shaft integral type daylight for eliminating off-axis error according to claim 1 follows the trail of drive device, its feature
It is：Described drive mechanism one and drive mechanism two are by reductor, active wheeling support and active wheels into driving wheel is installed
It is driven on active wheeling support, and by reductor.
4. a kind of twin shaft integral type daylight for eliminating off-axis error according to claim 1 follows the trail of drive device, its feature
It is：Described fixing component is fast pulley, and drive mechanism realizes transmission case body around transmission case body by being run around fast pulley
Line between the flange at two ends is imaginary axis motion, realizes the pitching of settled date border support.
5. a kind of twin shaft integral type daylight for eliminating off-axis error according to claim 1 follows the trail of drive device, its feature
It is：Described driving member is gear drive or jointed gear unit, and drive mechanism passes through drive gear transmission mechanism
Or jointed gear unit, realize that heliostat support rotates and tilted with rotating shaft.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201621474163.4U CN206400354U (en) | 2016-12-30 | 2016-12-30 | A kind of twin shaft integral type daylight for eliminating off-axis error follows the trail of drive device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201621474163.4U CN206400354U (en) | 2016-12-30 | 2016-12-30 | A kind of twin shaft integral type daylight for eliminating off-axis error follows the trail of drive device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN206400354U true CN206400354U (en) | 2017-08-11 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201621474163.4U Active CN206400354U (en) | 2016-12-30 | 2016-12-30 | A kind of twin shaft integral type daylight for eliminating off-axis error follows the trail of drive device |
Country Status (1)
| Country | Link |
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| CN (1) | CN206400354U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106774440A (en) * | 2016-12-30 | 2017-05-31 | 江苏鑫晨光热技术有限公司 | A kind of twin shaft integral type daylight for eliminating off-axis error follows the trail of drive device |
-
2016
- 2016-12-30 CN CN201621474163.4U patent/CN206400354U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106774440A (en) * | 2016-12-30 | 2017-05-31 | 江苏鑫晨光热技术有限公司 | A kind of twin shaft integral type daylight for eliminating off-axis error follows the trail of drive device |
| CN106774440B (en) * | 2016-12-30 | 2023-11-10 | 江苏鑫晨光热技术有限公司 | Double-shaft integrated sunlight tracking driving device capable of eliminating off-axis error |
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| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| PE01 | Entry into force of the registration of the contract for pledge of patent right | ||
| PE01 | Entry into force of the registration of the contract for pledge of patent right |
Denomination of utility model: A dual axis integrated sun tracking driving device for eliminating off-axis error Effective date of registration: 20200806 Granted publication date: 20170811 Pledgee: SUZHOU THVOW TECHNOLOGY LLC Pledgor: JIANGSU XINCHEN SOLAR THERMAL TECHNOLOGY Co.,Ltd. Registration number: Y2020980004731 |