CN110230644A - The photovoltaic tracking device bearing arrangement of external sliding block - Google Patents
The photovoltaic tracking device bearing arrangement of external sliding block Download PDFInfo
- Publication number
- CN110230644A CN110230644A CN201910609552.5A CN201910609552A CN110230644A CN 110230644 A CN110230644 A CN 110230644A CN 201910609552 A CN201910609552 A CN 201910609552A CN 110230644 A CN110230644 A CN 110230644A
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- Prior art keywords
- bearing
- main shaft
- sliding block
- tracking device
- photovoltaic tracking
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- 230000002093 peripheral effect Effects 0.000 claims abstract description 26
- 229920006351 engineering plastic Polymers 0.000 claims description 5
- 239000007787 solid Substances 0.000 claims description 4
- 229910000831 Steel Inorganic materials 0.000 claims description 3
- 239000010959 steel Substances 0.000 claims description 3
- 238000004519 manufacturing process Methods 0.000 abstract description 10
- 239000000463 material Substances 0.000 abstract description 7
- 230000000694 effects Effects 0.000 description 2
- 238000005299 abrasion Methods 0.000 description 1
- 238000004026 adhesive bonding Methods 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 239000003795 chemical substances by application Substances 0.000 description 1
- 239000000306 component Substances 0.000 description 1
- 238000010276 construction Methods 0.000 description 1
- 239000008358 core component Substances 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 230000005611 electricity Effects 0.000 description 1
- 238000004880 explosion Methods 0.000 description 1
- 230000006872 improvement Effects 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 230000001678 irradiating effect Effects 0.000 description 1
- 230000007246 mechanism Effects 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
- 239000000523 sample Substances 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
- 230000009466 transformation Effects 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
- F16C35/00—Rigid support of bearing units; Housings, e.g. caps, covers
- F16C35/08—Rigid support of bearing units; Housings, e.g. caps, covers for spindles
- F16C35/10—Rigid support of bearing units; Housings, e.g. caps, covers for spindles with 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
-
- 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
Abstract
The present invention provides a kind of photovoltaic tracking device bearing arrangements of external sliding block, including column, main shaft, annular bearing seat and bearing slider, wherein: annular bearing seat is set to the top of column, is sheathed on main shaft with fit clearance, main shaft can in annular bearing seat moving in rotation；Bearing slider is fixedly connected on main shaft, is overlapped in the outer peripheral surface of annular bearing seat, can slide with main shaft along the outer peripheral surface of the annular bearing seat.The bearing slider of the photovoltaic tracking device bearing arrangement of the external sliding block can be moved along the outer peripheral surface of annular bearing seat, main shaft can be then engaged when sliding block is moved to column, so that the included limit of the bearing arrangement, effectively increases the safety of bearing arrangement, can be adapted for the heart and eccentric rotor；Meanwhile traditional big bearing shell being replaced with to the bearing slider of small volume, materials can be reduced, save production cost.In addition, the overall structure of the bearing is exquisite, O&M is not only installed conveniently, also there is excellent place adaptability.
Description
Technical field
The present invention relates to photovoltaic tracking device field of bearings, more particularly to a kind of photovoltaic tracking device bearing knot of external sliding block
Structure.
Background technique
With the development of clean energy resource, photovoltaic module obtains more and more applications, as converting the solar into electricity
The core component of energy, the installation of photovoltaic module is put particularly significant.Since the generating efficiency of photovoltaic power generation is irradiated by sunlight
Angle is affected, thus can effectively promote light with the mobile photovoltaic module of sunlight irradiating angle using photovoltaic tracking device
Photoelectric transformation efficiency.
Photovoltaic tracking device is usually that photovoltaic module is arranged on the main shaft connecting with driving mechanism to form rotor, from
And the incident angle of tracks sunlight light.Main shaft also needs top to have the function of that the column of bearing plays support and support, existing
Have photovoltaic tracking device column bearing be usually sliding bearing bush is set between bearing block and main shaft, when the shaft rotates bearing into
Row sliding friction.But existing tracker bearing wears larger in use, the service life is short, and the construction for the column foundation that opposes is inclined
Poor adaptability is poor.
Summary of the invention
It is external that the present invention provides a kind of basic deviations of column is adaptable, included limit and production cost are low
The photovoltaic tracking device bearing arrangement of the photovoltaic tracking device bearing arrangement of sliding block, the external sliding block includes column, main shaft, annular shaft
Hold seat and bearing slider, in which:
The annular bearing seat is set to the top of the column, has the main shaft that is sheathed on of fit clearance, described
Main shaft can in the annular bearing seat moving in rotation；
The bearing slider is fixedly connected on the main shaft, is overlapped in the outer peripheral surface of the annular bearing seat, can be with described
Main shaft is slided along the outer peripheral surface of the annular bearing seat.
In specific implementation, the bearing slider is connected to the main shaft by fixed plate, in which:
The bottom of the fixed plate is fixedly connected at the top of the bearing slider, by two along the main-shaft axis direction
The interconnecting piece for being set to the bearing slider two sides is fixedly connected on the top of the main shaft.
In specific implementation, the interconnecting piece of the fixed plate is fixedly connected on the main shaft by U-shaped anchor ear, in which:
The holding-solid of the U-shaped anchor ear towards the interconnecting piece has threaded top both ends through described in the main shaft
The through-hole of interconnecting piece is removably connected to the interconnecting piece by nut.
In specific implementation, the faying surface of bearing slider contract corresponding with the shape of outer peripheral surface of the annular bearing seat
It closes.
In specific implementation, the outer peripheral surface of the annular bearing seat is in convex surface shape, and the faying surface of the bearing slider is in recessed
Curved.
In specific implementation, the bearing slider is engineering plastic bearing sliding block.
In specific implementation, the inner peripheral surface of the annular bearing seat is in convex surface shape.
In specific implementation, annular bearing seat bottom is provided with connecting plate, and the connecting plate is dismountable by bolt
It is connected at the top of the column.
In specific implementation, the column is C-type steel column.
In specific implementation, the cross section of the main shaft is square.
There is traversing for fit clearance to be set to for the photovoltaic tracking device bearing arrangement of external sliding block provided by the invention, main shaft
It can rotate in annular bearing seat at the top of column and in annular bearing seat, bearing slider is fixedly connected on main shaft and can be with main shaft
Rotation, main shaft are overlapped in the outer peripheral surface of annular bearing seat by bearing slider, in main shaft rotation along the periphery of annular bearing seat
Face sliding friction.The photovoltaic tracking device bearing arrangement of the external sliding block is created compared with the bearing arrangement of traditional built-in bearing shell
Property propose the bearing arrangement of external sliding block, bearing slider can be slided with main shaft along the outer peripheral surface of annular bearing seat, and sliding block moves
Main shaft can be engaged when moving to column two sides, so that the included limit of the bearing arrangement, effectively increases the bearing arrangement
Safety can be adapted for the heart and eccentric rotor；Meanwhile traditional big bearing shell being replaced with to the bearing slider of small volume,
Materials can be reduced, save production cost.In addition, the overall structure of the bearing is exquisite, O&M is not only installed conveniently, is also had excellent
Different place adaptability.
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 explosion knot of the photovoltaic tracking device bearing arrangement of external sliding block in a specific embodiment according to the present invention
Structure schematic diagram；
Fig. 2 is that the side view of the photovoltaic tracking device bearing arrangement of external sliding block in a specific embodiment according to the present invention is quick-fried
Fried figure.
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, included limit that the present invention provides a kind of basic deviations of column 100
And the photovoltaic tracking device bearing arrangement of the low external sliding block of production cost, the photovoltaic tracking device bearing arrangement packet of the external sliding block
Include column 100, main shaft 200, annular bearing seat 300 and bearing slider 400, in which:
The annular bearing seat 300 is set to the top of the column 100, is sheathed on the main shaft with fit clearance
200, the main shaft 200 can in the annular bearing seat 300 moving in rotation；
The bearing slider 400 is fixedly connected on the main shaft 200, is overlapped in the outer peripheral surface of the annular bearing seat 300
310, it can be slided with the main shaft 200 along the outer peripheral surface 310 of the annular bearing seat 300.
In specific implementation, as shown in Figure 1, since bearing slider 400 is fixedly connected on main shaft 200, thus it is in main shaft 200
Can be coaxially mobile with main shaft 200 when moving in rotation, when its rotational slide to 100 two sides of column, column will be locked to
100, to realize the self-locking of photovoltaic tracking device, it is not required to that locking component additionally is arranged, it is also effective while reducing production cost
The overall structure of photovoltaic tracking device rotor is simplified.
In specific implementation, main shaft 200 traverses the annular bearing seat 300 with fit clearance, can make the bearing
Structure has good basic adaptability on main-shaft axis direction.
In specific implementation, the connection of bearing slider 400 and main shaft 200 can be there are many embodiment.For example, such as Fig. 1, figure
Shown in 2, the bearing slider 400 can be connected to the main shaft 200 by fixed plate 420, in which: the fixed plate 420 can
To be set to the top of annular bearing seat 300 and bearing slider 400 in the axial direction, the bottom of fixed plate 420 can the company of fixation
It is connected to 400 top of bearing slider, is set to 400 liang of the bearing slider along 200 axis direction of main shaft by two
The interconnecting piece 421 of side is fixedly connected on the top of the main shaft 200.The connection of fixed plate 420 and bearing slider 400 can have more
Kind embodiment.For example, bearing slider 400 can be fixedly connected on fixed plate 420 by bolt and nut, or pass through gluing
Agent is connected to fixed plate 420.
In specific implementation, being fixedly connected for two interconnecting pieces 421 of fixed plate 420 and main shaft 200 can there are many implement
Scheme.For example, as shown in Figure 1 and Figure 2, the interconnecting piece 421 of the fixed plate 420 can be fixedly connected on by U-shaped anchor ear 430
The main shaft 200, in which: the U-shaped anchor ear 430 can the holding-solid towards the interconnecting piece 421 in the main shaft 200, have
The through-hole of the interconnecting piece 421 is run through at the top both ends of screw thread, and the interconnecting piece 421 is removably connected to by nut.Into
One step, the size of U-shaped anchor ear 430 can match with main shaft 200, and hoop body can be fitted closely with main shaft 200, to have
Effect promotes the fastness of connection.It by 430 mounting plate 420 of U-shaped anchor ear, is not only connected firmly, installs quickly, and convenient for adjusting
Section only need to unscrew nut, can adjust the relative position of fixed plate 420 Yu main shaft 200, and fabrication error with higher adapts to
Ability reduces production cost.
In specific implementation, the setting of 400 faying surface 410 of bearing slider can be there are many embodiment.For example, the bearing
The faying surface 410 of sliding block 400 corresponding with the shape of outer peripheral surface 310 of the annular bearing seat 300 can agree with.Further,
As shown in Figure 1 and Figure 2, the outer peripheral surface 310 of the annular bearing seat 300 can be in convex surface shape, and the bearing slider 400 is taken
Junction 410 then can be in concave curved planar.The combination of convex surface shape outer peripheral surface 310 and concave curved planar faying surface 410, can be effective
The outer peripheral surface 310 of annular bearing seat 300 is embedded in bearing slider 400, main shaft 200 and bearing slider 400 is avoided to produce in rotation
Raw unnecessary axis direction shakes, and is effectively fixed to main shaft 200.
In specific implementation, the selection of 400 material of bearing slider can be there are many embodiment.For example, due to engineering plastics
Material has self-lubricating effect, it is ensured that abrasion and coefficient of friction, and engineering plastic is effectively reduced in bearing slider 400 at work
Material material can also reduce the production cost of bearing slider 400, thus the bearing slider 400 can be sliding for engineering plastic bearing
Block.
In specific implementation, the setting of 300 inner peripheral surface of annular bearing seat, 320 shape can be there are many embodiment.For example, such as
Shown in Fig. 1, Fig. 2, the inner peripheral surface 320 of the annular bearing seat 300 can be in convex surface shape.The inner peripheral surface 320 of convex surface shape, can
So that annular bearing seat 300 further adapts to basic deviation on 200 axis direction of main shaft, to improve the bearing arrangement
Place adaptability.
In specific implementation, the connection of annular bearing seat 300 and column 100 can be there are many embodiment.For example, such as Fig. 1,
Shown in Fig. 2, connecting plate 330 has been can be set in 300 bottom of annular bearing seat, and the connecting plate 330 can then pass through bolt
And nut is removably connected to 100 top of column.When connecting annular bearing block 300, need connecting plate 330 and column
100 side wall connects back-to-back, and connecting plate 330 and 100 side wall of column are provided with through-hole, and through-hole is aligned, probes into bolt simultaneously
Annular bearing seat 300 can be effectively fixed on 100 top of column by tightening nut.Further, in order to adjust annular bearing
The height of seat 300, promotes the bearing arrangement for the adaptability of basic deviation, longitudinally can be set along 100 side wall of column
Bolt is probeed into one and tightening nut in multiple through-holes, can adjust the final height of annular bearing seat 300 by multiple through-holes
Degree, to adapt to the deviation of height of foundation；In order to adapt to basic deviation, 100 side wall of column can be long logical with longitudinally disposed one
Hole, bolt can move longitudinally before probeing into the non-tightening nut of the long through-hole, can revolve when being moved to designated position
Tight nut, the final height of stationary annular bearing block 300.
In specific implementation, the selection of column 100 can be there are many embodiment.For example, as shown in Figure 1 and Figure 2, in order to
Production cost is reduced while proof strength, the column 100 can be C-type steel column.
In specific implementation, the selection of main shaft 200 can be there are many embodiment.For example, as shown in Figure 1, solid for convenience
Determine photovoltaic module, the main shaft 200 can be square tube main shaft, i.e., the cross section of the described main shaft 200 is square.
In conclusion the photovoltaic tracking device bearing arrangement of external sliding block provided by the invention, main shaft has fit clearance
It traverses in the annular bearing seat being set at the top of column and can be rotated in annular bearing seat, bearing slider is fixedly connected on main shaft
And can be rotated with main shaft, main shaft is overlapped in the outer peripheral surface of annular bearing seat by bearing slider, in main shaft rotation along annular shaft
Hold the outer peripheral surface sliding friction of seat.The bearing arrangement of the photovoltaic tracking device bearing arrangement of the external sliding block and traditional built-in bearing shell
It compares, creative proposes the bearing arrangement of external sliding block, and bearing slider can be sliding along the outer peripheral surface of annular bearing seat with main shaft
It is dynamic, main shaft can be engaged when sliding block is moved to column two sides, so that the included limit of the bearing arrangement, effectively increases the axis
The safety of bearing structure can be adapted for the heart and eccentric rotor；Meanwhile traditional big bearing shell being replaced with to the axis of small volume
Sliding block is held, materials can be reduced, save production cost.In addition, the overall structure of the bearing is exquisite, O&M is not only installed conveniently,
Also there is excellent place adaptability.
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 bearing arrangement of external sliding block, the photovoltaic tracking device bearing arrangement of the external sliding block includes vertical
Column (100), main shaft (200), annular bearing seat (300) and bearing slider (400), in which:
The annular bearing seat (300) is set to the top of the column (100), is sheathed on the main shaft with fit clearance
(200), the main shaft (200) can be in the interior moving in rotation of the annular bearing seat (300)；
The bearing slider (400) is fixedly connected on the main shaft (200), is overlapped in the periphery of the annular bearing seat (300)
Face (310) can be slided with the main shaft (200) along the outer peripheral surface (310) of the annular bearing seat (300).
2. the photovoltaic tracking device bearing arrangement of external sliding block as described in claim 1, wherein the bearing slider (400) is logical
It crosses fixed plate (420) and is connected to the main shaft (200), in which:
The bottom of the fixed plate (420) is fixedly connected at the top of the bearing slider (400), by two along the main shaft
(200) interconnecting piece (421) that axis direction is set to the bearing slider (400) two sides is fixedly connected on the main shaft (200)
Top.
3. the photovoltaic tracking device bearing arrangement of external sliding block as claimed in claim 2, the interconnecting piece of the fixed plate (420)
(421) main shaft (200) are fixedly connected on by U-shaped anchor ear (430), in which:
The holding-solid of the U-shaped anchor ear (430) towards the interconnecting piece (421) has threaded top two in the main shaft (200)
The through-hole of the interconnecting piece (421) is run through at end, and the interconnecting piece (421) are removably connected to by nut.
4. the photovoltaic tracking device bearing arrangement of external sliding block as described in claim 1, wherein the bearing slider (400)
Faying surface (410) is corresponding with the shape of outer peripheral surface (310) of the shape bearing block (300) to be agreed with.
5. the photovoltaic tracking device bearing arrangement of external sliding block as claimed in claim 4, wherein the annular bearing seat (300)
Outer peripheral surface (310) be in convex surface shape, the faying surface (410) of the bearing slider (400) is in concave curved planar.
6. the photovoltaic tracking device bearing arrangement of external sliding block as described in claim 1, wherein the bearing slider (400) is
Engineering plastic bearing sliding block.
7. the photovoltaic tracking device bearing arrangement of external sliding block as described in claim 1, wherein the annular bearing seat (300)
Inner peripheral surface (320) be in convex surface shape.
8. the photovoltaic tracking device bearing arrangement of external sliding block as described in claim 1, wherein the annular bearing seat (300)
Bottom is provided with connecting plate (330), and the connecting plate (330) is removably connected at the top of the column (100) by bolt.
9. the photovoltaic tracking device bearing arrangement of external sliding block as described in claim 1, wherein the column (100) is C-type steel
Column.
10. the photovoltaic tracking device bearing arrangement of external sliding block as described in claim 1, wherein the main shaft (200) it is transversal
Face is square.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910609552.5A CN110230644A (en) | 2019-07-08 | 2019-07-08 | The photovoltaic tracking device bearing arrangement of external sliding block |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910609552.5A CN110230644A (en) | 2019-07-08 | 2019-07-08 | The photovoltaic tracking device bearing arrangement of external sliding block |
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| CN110230644A true CN110230644A (en) | 2019-09-13 |
Family
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| CN201910609552.5A Pending CN110230644A (en) | 2019-07-08 | 2019-07-08 | The photovoltaic tracking device bearing arrangement of external sliding block |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110107597A (en) * | 2019-06-06 | 2019-08-09 | 浙江正泰新能源开发有限公司 | Photovoltaic tracking device bearing arrangement |
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