CN110296147A - Photovoltaic tracking device damping bearing structure - Google Patents
Photovoltaic tracking device damping bearing structure Download PDFInfo
- Publication number
- CN110296147A CN110296147A CN201910693931.7A CN201910693931A CN110296147A CN 110296147 A CN110296147 A CN 110296147A CN 201910693931 A CN201910693931 A CN 201910693931A CN 110296147 A CN110296147 A CN 110296147A
- Authority
- CN
- China
- Prior art keywords
- rotor
- tracking device
- photovoltaic tracking
- bearing structure
- device damping
- 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.)
- Withdrawn
Links
- 238000013016 damping Methods 0.000 title claims abstract description 44
- 230000006835 compression Effects 0.000 claims abstract description 26
- 238000007906 compression Methods 0.000 claims abstract description 26
- 238000005096 rolling process Methods 0.000 claims description 18
- 229910000831 Steel Inorganic materials 0.000 claims description 4
- 229920006351 engineering plastic Polymers 0.000 claims description 4
- 239000010959 steel Substances 0.000 claims description 4
- 239000002184 metal Substances 0.000 claims description 3
- 230000035939 shock Effects 0.000 description 4
- 238000005299 abrasion Methods 0.000 description 3
- 238000010521 absorption reaction Methods 0.000 description 2
- 230000007547 defect Effects 0.000 description 2
- 238000010586 diagram Methods 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 238000009434 installation Methods 0.000 description 2
- 239000006096 absorbing agent Substances 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000006243 chemical reaction Methods 0.000 description 1
- 239000008358 core component Substances 0.000 description 1
- 238000004880 explosion Methods 0.000 description 1
- 230000001678 irradiating effect Effects 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 238000010248 power generation Methods 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
Classifications
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16C—SHAFTS; FLEXIBLE SHAFTS; ELEMENTS OR CRANKSHAFT MECHANISMS; ROTARY BODIES OTHER THAN GEARING ELEMENTS; BEARINGS
- F16C27/00—Elastic or yielding bearings or bearing supports, for exclusively rotary movement
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16C—SHAFTS; FLEXIBLE SHAFTS; ELEMENTS OR CRANKSHAFT MECHANISMS; ROTARY BODIES OTHER THAN GEARING ELEMENTS; BEARINGS
- F16C27/00—Elastic or yielding bearings or bearing supports, for exclusively rotary movement
- F16C27/02—Sliding-contact bearings
-
- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02S—GENERATION OF ELECTRIC POWER BY CONVERSION OF INFRARED RADIATION, VISIBLE LIGHT OR ULTRAVIOLET LIGHT, e.g. USING PHOTOVOLTAIC [PV] MODULES
- H02S20/00—Supporting structures for PV modules
- H02S20/30—Supporting structures being movable or adjustable, e.g. for angle adjustment
- H02S20/32—Supporting structures being movable or adjustable, e.g. for angle adjustment specially adapted for solar tracking
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16C—SHAFTS; FLEXIBLE SHAFTS; ELEMENTS OR CRANKSHAFT MECHANISMS; ROTARY BODIES OTHER THAN GEARING ELEMENTS; BEARINGS
- F16C2380/00—Electrical apparatus
-
- 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
- Y02E10/50—Photovoltaic [PV] energy
Landscapes
- Engineering & Computer Science (AREA)
- General Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Life Sciences & Earth Sciences (AREA)
- Sustainable Development (AREA)
- Vibration Prevention Devices (AREA)
- Vibration Dampers (AREA)
Abstract
The present invention provides a kind of photovoltaic tracking device damping bearing structures, the photovoltaic tracking device damping bearing structure includes the compression damper that column, rotor and multiple tops have supporting part, wherein: the column top has a circular base, and the circular base is sheathed on the rotor exterior；Multiple compression dampers are fixedly connected on the circular base along the rotor circumferential direction spaced set, the tail end of each compression damper, and top is towards the rotor；Each supporting part fits on the outside of the rotor with fit clearance, the rotor radial is fixed, the rotor and the contact-segment section of each supporting part are rounded, and can be relative to each supporting part moving in rotation.The circumferentially distributed multiple compression dampers with supporting part of the peritrochanteric of the structure can guarantee that rotor has biggish radially movable range while providing support with absorbing vibration damping, and then improve the basic adaptability and system stability of the structure.
Description
Technical field
The present invention relates to photovoltaic tracking device fields, more particularly to a kind of photovoltaic tracking device damping bearing structure.
Background technique
With the development of clean energy resource, photovoltaic project obtains more and more applications, turns as by solar energy
It is changed to the core component of electric energy, the installation of photovoltaic module is put particularly significant.Since the generating efficiency of photovoltaic power generation is by the sun
Irradiation angle is affected, thus can be effective with the mobile photovoltaic module of sunlight irradiating angle using photovoltaic tracking device
Promote photoelectric conversion efficiency.
Photovoltaic tracking device is usually that photovoltaic module is arranged on the rotor connecting with driving mechanism, to track sun
The incident angle of light light.The column that rotor also needs top to be provided with bearing plays the role of support and support, existing photovoltaic
The bearing of tracker column be generally only be that sliding bearing bush is set between bearing base and rotor, when the rotor is turning in bearing
Portion carries out sliding friction.But not only to wear larger, basic adaptability in use poor for existing tracker bearing arrangement,
And do not have vibration-damping function.
Summary of the invention
And damping capacity adaptable to the basic deviation photovoltaic tracking device vibration damping axis outstanding the present invention provides one kind
Bearing structure, the photovoltaic tracking device damping bearing structure include the compression vibration damping that column, rotor and multiple tops have supporting part
Device, in which:
The column top has a circular base, and the circular base is sheathed on the rotor exterior；Multiple pressures
Contracting damper is fixedly connected on the annular base along the rotor circumferential direction spaced set, the tail end of each compression damper
Seat, top is towards the rotor；
Each supporting part fits on the outside of the rotor with fit clearance, and the rotor radial is fixed, described
Rotor and the contact-segment section of each supporting part are rounded, and can be relative to each supporting part moving in rotation.
In specific implementation, the supporting part includes the roller bearing and sliding rolling sleeve each parallel to rotor setting, the cunning
Rolling sleeve is sheathed on outside the roller bearing with fit clearance, can be relative to the roller bearing sliding friction and relative to described turn
Sub- rolling friction.
In specific implementation, the roller bearing is metal roller bearing, and the sliding rolling sleeve is the sliding rolling sleeve of engineering plastics.
In specific implementation, the compression damper includes two spring dampers, two spring damper edges
The rotor axial arrangement, the roller bearing are fixedly connected with the top of two spring dampers respectively.
In specific implementation, there is the fixing lug boss being arranged towards rotor, the spring damping dress on the inside of the circular base
The tail end set is bolted to connection in the fixing lug boss.
In specific implementation, the both ends of the roller bearing are threadedly connected to the screw hole on two spring damper tops.
In specific implementation, the photovoltaic tracking device damping bearing structure includes three compression dampers.
In specific implementation, the circular base is welded in the top of the column.
In specific implementation, the column is H profile steel column.
In specific implementation, the rotor is the rounded axle sleeve of section rounded main shaft or section.
Photovoltaic tracking device damping bearing structure provided by the invention, including column, rotor and multiple compression dampers, column
Top has a circular base for being sheathed on rotor exterior, and each damper that compresses is along rotor axial spaced set, tail end connection
In circular base, top is towards rotor；The top of each compression damper all has a supporting part, and each supporting part has fit clearance
Rotor is fixed on inside circular base, rotor and the contact-segment section of each supporting part are rounded, can be relative to each supporting part
Moving in rotation.The photovoltaic tracking device damping bearing structure is not high for existing photovoltaic tracking device bearing arrangement basis adaptability,
Service life is not grown, easy to wear, and bearing capacity is not strong, and the bad defect of vibration damping shock attenuation result, creative proposes with multiple
The bearing arrangement for compressing damper and supporting part, makes the circumferentially distributed multiple compression dampers with supporting part of peritrochanteric,
Can be with absorbing vibration damping while support is provided, reducing vibration caused by wind shake and system fit clearance influences, and guarantees that rotor has
Biggish radially movable range, and then improve the basic adaptability and system stability of the structure.
Detailed description of the invention
It, below will be to specific in order to illustrate more clearly of the specific embodiment of the invention or technical solution in the prior art
Embodiment or attached drawing needed to be used in the description of the prior art be briefly described, it should be apparent that, it is described below
Attached drawing is only certain specific embodiments of the invention, for those of ordinary skill in the art, is not paying creativeness
Under the premise of labour, it is also possible to obtain other drawings based on these drawings.In the accompanying drawings:
Fig. 1 is the structural schematic diagram of photovoltaic tracking device damping bearing structure in a specific embodiment according to the present invention；
Fig. 2 is the perspective view of the explosion of photovoltaic tracking device damping bearing structure in a specific embodiment according to the present invention；
Fig. 3 is the structural schematic diagram of spring damper in a specific embodiment according to the present invention.
Specific embodiment
For the purposes, technical schemes and advantages of the specific embodiment of the invention are more clearly understood, with reference to the accompanying drawing
The specific embodiment of the invention is described in further details.Here, schematic specific embodiment of the invention and its explanation
It is used to explain the present invention, but not as a limitation of the invention.
As shown in Figure 1 and Figure 2, adaptable to basic deviation the present invention provides one kind and damping capacity light outstanding
Tracker damping bearing structure is lied prostrate, the photovoltaic tracking device damping bearing structure includes column 100, rotor 200 and multiple tops
Compression damper 300 with supporting part 310, in which:
100 top of column has a circular base 110, and the circular base 110 is sheathed on outside the rotor 200
Portion；Multiple compression dampers 300 are along the circumferential spaced set of the rotor 200, the tail end of each compression damper 300
It is fixedly connected on the circular base 110, top is towards the rotor 200；
Each supporting part 310 has 200 outside of rotor that fits in of fit clearance, and the rotor 200 is radial
Fixed, the rotor 200 and the contact-segment section of each supporting part 310 are rounded, and can be relative to each supporting part 310
Moving in rotation.
In specific implementation, the setting of supporting part 310 can be there are many embodiment.For example, as shown in Fig. 2, the support
Portion 310 may include the roller bearing 311 and sliding rolling sleeve 312 each parallel to the rotor 200 setting, and the sliding rolling sleeve 312 has
There is being sheathed on outside the roller bearing 311 for fit clearance, it can be relative to 311 sliding friction of roller bearing and relative to the rotor
200 rolling friction.Roller bearing 311 and sliding rolling sleeve 312 are replaced into bearing shell in the prior art as supporting part 310, realizes and turns
Rolling friction between son 200 and sliding rolling sleeve 312, can effectively reduce the abrasion of supporting part 310, promote the bearing arrangement
Whole service life and stability.
In specific implementation, the selection of roller bearing 311 and sliding 312 material of rolling sleeve can be there are many embodiment.For example, in order to
Guarantee the service life of roller bearing 311 and rotor 200 is effectively supported, the roller bearing 311 can be metal roller bearing；Due to work
Engineering plastics have excellent self-lubricating effect, thus in order to reduce abrasion, the sliding rolling sleeve 312 can be the sliding rolling of engineering plastics
Axle sleeve.
In specific implementation, the setting for compressing damper 300 can be there are many embodiment.For example, as shown in Figure 1 and Figure 2,
Since spring damping has excellent retractility and functional reliability, thus the compression damper 300 may include two bullets
Spring vibration absorber 320, and in order to promote the stability axial along rotor 200 of compression shock absorption device 300, two spring damping dresses
Setting 320 can fix along 200 axial alignment of rotor, top of the roller bearing 311 respectively with two spring dampers 320
Connection.Further, as shown in figure 3, since simple spring shock absorption shaking amplitude in use is larger, in order to guarantee that spring subtracts
Damping is gentle at work for vibrating device 320, can also have a hydraulic damper 321 in the spring damper 320, so that
320 damping effect of spring damper is soft.
In specific implementation, the connection of spring damper 320 and circular base 110 can be there are many embodiment.For example,
As shown in Fig. 2, can have the fixing lug boss 111 being arranged towards rotor 200 on the inside of the circular base 110, the spring subtracts
The tail end of vibrating device 320 can be then bolted to connection in the fixing lug boss 111.It, can be along circular base when installation
110 it is radial in fixing lug boss 111, two fixed holes are set, and by two bolts by the tail end of spring damper 320 into
Row is fixed, to effectively improve sealed firmness.
In specific implementation, roller bearing 311 can be there are many embodiment when being connected to setting with spring damper 320.
For example, as shown in Fig. 2, the both ends of the roller bearing 311 can be set screw thread and be threadedly connected to two spring damping dresses
Set the screw hole on 320 tops.
In specific implementation, the setting for compressing 300 quantity of damper can be there are many embodiment.For example, institute as shown in Figure 1, Figure 2
Show, the photovoltaic tracking device damping bearing structure may include three compression dampers 300.Three compression dampers are set
300, can not only guarantee radially carrying out effective position to rotor 200, can also reduce the manufacturing of the bearing arrangement at
This.
In specific implementation, the connection of circular base 110 and column 100 can be there are many embodiment.For example, in order to guarantee
The bond strength of circular base 110 and column 100, the circular base 110 can be welded in the top of the column 100.
In specific implementation, the selection of column 100 can be there are many embodiment.For example, as shown in Figure 1 and Figure 2, due to H-type
Hardness of steel is big and cost is relatively low, thus the column 100 can be H profile steel column.
In specific implementation, the setting of rotor 200 can be there are many embodiment.For example, due to rotor 200 and support portion
Contact-segment is cylinder Shi Caike with moving in rotation, thus the rotor 200 can be the rounded main shaft in section；For another example working as
When main shaft is not cylindrical body, rotor 200 can be the rounded axle sleeve in section, the inner shape of the axle sleeve and the shape of main shaft
Mutually agree with, can be fixed on the outside of main shaft so that the main shaft of non-cylindrical can in circular base 110 moving in rotation.
In conclusion photovoltaic tracking device damping bearing structure provided by the invention, including column 100, rotor 200 and multiple
Damper 300 is compressed, 100 top of column has a circular base 110 being sheathed on outside rotor 200, each to compress damper 300
Along the axial spaced set of rotor 200, tail end is connected to circular base 110, and top is towards rotor 200；Each compression damper 300
Top all have a supporting part 310, each supporting part 310 has fit clearance rotor 200 is fixed in circular base 110
Portion, rotor 200 and the contact-segment section of each supporting part 310 are rounded, can be relative to each 310 moving in rotation of supporting part.The photovoltaic
Tracker damping bearing structure is not high for existing photovoltaic tracking device bearing arrangement basis adaptability, and service life is not grown, easily
Abrasion, bearing capacity is not strong, the bad defect of vibration damping shock attenuation result, it is creative propose with multiple compression dampers 300 and
The bearing arrangement of supporting part 310 makes the distributed circumferentially about multiple compression dampers 300 with supporting part 310 of rotor 200,
Can be with absorbing vibration damping while support is provided, reducing vibration caused by wind shake and system fit clearance influences, and guarantees rotor 200
There is biggish radially movable range, and then improves the basic adaptability and system stability of the structure.
Above-described specific embodiment has carried out further the purpose of the present invention, technical scheme and beneficial effects
It is described in detail, it should be understood that being not intended to limit the present invention the foregoing is merely a specific embodiment of the invention
Protection scope, all within the spirits and principles of the present invention, any modification, equivalent substitution, improvement and etc. done should all include
Within protection scope of the present invention.
Claims (10)
1. a kind of photovoltaic tracking device damping bearing structure, the photovoltaic tracking device damping bearing structure includes column (100), rotor
(200) and multiple tops have supporting part (310) compression damper (300), in which:
Column (100) top has a circular base (110), and the circular base (110) is sheathed on the rotor (200)
It is external；Multiple compression dampers (300) are along the circumferential spaced set of the rotor (200), each compression damper
(300) tail end is fixedly connected on the circular base (110), and top is towards the rotor (200)；
Each supporting part (310) fits on the outside of the rotor (200) with fit clearance, by the rotor (200) diameter
To fixation, the contact-segment section of the rotor (200) and each supporting part (310) is rounded, and described can hold relative to each
Support portion (310) moving in rotation.
2. photovoltaic tracking device damping bearing structure as described in claim 1, wherein the supporting part (310) includes parallel
In the roller bearing (311) and cunning rolling sleeve (312) of the rotor (200) setting, the sliding rolling sleeve (312) has fit clearance
It is external to be sheathed on the roller bearing (311), can be rolled relative to the roller bearing (311) sliding friction and relative to the rotor (200)
Dynamic friction.
3. photovoltaic tracking device damping bearing structure as claimed in claim 2, wherein the roller bearing (311) is metal roller bearing, institute
Stating sliding rolling sleeve (312) is the sliding rolling sleeve of engineering plastics.
4. photovoltaic tracking device damping bearing structure as claimed in claim 3, wherein the compression damper (300) includes two
A spring damper (320), two spring dampers (320) are along the rotor (200) axial alignment, the roller bearing
(311) it is fixedly connected respectively with the top of two spring dampers (320).
5. photovoltaic tracking device damping bearing structure as claimed in claim 4, wherein have on the inside of the circular base (110)
Fixing lug boss (111) towards rotor (200) setting, the tail end of the spring damper (320) are bolted to connection
In the fixing lug boss (111).
6. photovoltaic tracking device damping bearing structure as claimed in claim 4, wherein the both ends screw thread of the roller bearing (311) connects
It is connected to the screw hole on two spring damper (320) tops.
7. photovoltaic tracking device damping bearing structure as described in claim 1, wherein the photovoltaic tracking device damping bearing structure
Including three compression dampers (300).
8. photovoltaic tracking device damping bearing structure as described in claim 1, wherein the circular base (110) is welded in institute
State the top of column (100).
9. photovoltaic tracking device damping bearing structure as described in claim 1, wherein the column (100) is H profile steel column.
10. photovoltaic tracking device damping bearing structure as described in claim 1, wherein the rotor (200) is that section is rounded
The rounded axle sleeve of main shaft or section.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910693931.7A CN110296147A (en) | 2019-07-30 | 2019-07-30 | Photovoltaic tracking device damping bearing structure |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910693931.7A CN110296147A (en) | 2019-07-30 | 2019-07-30 | Photovoltaic tracking device damping bearing structure |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN110296147A true CN110296147A (en) | 2019-10-01 |
Family
ID=68032040
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201910693931.7A Withdrawn CN110296147A (en) | 2019-07-30 | 2019-07-30 | Photovoltaic tracking device damping bearing structure |
Country Status (1)
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| CN (1) | CN110296147A (en) |
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Application publication date: 20191001 |