CN206948247U - A kind of photovoltaic system and its follower - Google Patents
A kind of photovoltaic system and its follower Download PDFInfo
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- CN206948247U CN206948247U CN201720898762.7U CN201720898762U CN206948247U CN 206948247 U CN206948247 U CN 206948247U CN 201720898762 U CN201720898762 U CN 201720898762U CN 206948247 U CN206948247 U CN 206948247U
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- girder
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- 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
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Abstract
The utility model discloses a kind of photovoltaic system and its follower, follower includes column, transmission mechanism and driver, and driver is fixed on column and is connected with transmission mechanism；Transmission mechanism includes girder connecting rod, the first strut, drive link and the second strut, four connecting rods are hinged form a quadric chain successively, girder connecting rod is provided with the installation portion for being used for that girder to be fixedly mounted, the pin joint of girder connecting rod and the first strut and girder connecting rod and the second strut is located at the both sides of installation portion, the output end connection of drive link and driver respectively.Photovoltaic system and its follower of the present utility model eliminate the plastic bearing between girder and column, so as to avoid, the plastic bearing life-span is shorter and the structure influence to a whole set of follower built on the sand, the pivot of linkage can also be made to be overlapped with the center of gravity of girder and photovoltaic module, so as to which its gravity produces extra moment of torsion to girder when avoiding girder and photovoltaic module rotation.
Description
Technical field
The system structure design of photovoltaic art is the utility model is related to, espespecially a kind of photovoltaic system and its follower.
Background technology
Photovoltaic tracking mechanism is from the motion tracking sun and can to improve the photovoltaic system of overall power generation amount.Solar photovoltaic array
Automatic tracking mechanism is made sunshine direct projection photovoltaic array, received so as to increase photovoltaic array by real-time tracking solar motion
Solar radiation quantity, improve the overall power generation amount of solar energy photovoltic power system.Using it is extensive have four kinds of solar photovoltaics automatically with
Track mechanism, including horizontal uniaxiality tracking, the oblique uniaxiality tracking of double columns, vertical uniaxiality tracking and double-axis tracking, wherein horizontal single shaft
Tracking and inclined single-shaft tracking, vertical uniaxiality tracking only have a rotary freedom, and double-axis tracking has two rotary freedoms.
The tracking support of existing photovoltaic generation is typically by erection of main beam on column, and girder and column support are set
Plastic bearing, girder is set to be rotated on column, and photovoltaic system typically uses out of doors, girder and its plastic bearing need
Certain load is born, and under working environment severe in the wild, the easy aging of plastic bearing and abrasion on girder.And
And in existing photovoltaic generating system, the pivot of the center of gravity and girder of girder and photovoltaic module is misaligned, and this can cause
For component when rotating to non-level direction, the gravity of girder and photovoltaic module can produce extra moment of torsion to girder, to tracking
The stress of mechanism is unfavorable.
Therefore, the applicant is directed to providing a kind of new photovoltaic system and its follower.
Utility model content
The purpose of this utility model is to provide a kind of photovoltaic system and its follower, that eliminates between girder and column
Plastic bearing, avoid that the plastic bearing life-span is shorter and the structure influence to a whole set of follower built on the sand, company can also be made
The pivot of linkage overlaps with the center of gravity of girder and photovoltaic module, and so as to avoid when girder and photovoltaic module rotate, its is heavy
Power produces extra moment of torsion to girder.
The technical scheme that the utility model is provided is as follows：
A kind of photovoltaic tracking mechanism, including column, transmission mechanism and driver, the driver are fixed on the column
On, the driver is connected with the transmission mechanism, and the driver drives the transmission mechanism；The transmission mechanism includes master
Beam connecting rod, the first strut, drive link and the second strut, the girder connecting rod, the first strut, drive link and the second support
Bar is hinged successively forms a quadric chain, and the girder connecting rod is provided with the installation portion for being used for that girder to be fixedly mounted, described
Girder connecting rod is located at institute respectively with the pin joint of first strut and the girder connecting rod and the pin joint of the second strut
The both sides of installation portion are stated, the drive link is connected with the output end of the driver.
Preferably, the transmission mechanism also includes one first adjusting rod, and the first end of first adjusting rod is stood with described
Column articulated, the second end is hinged with second strut, and the pin joint of first adjusting rod and the column is located at the drive
The pin joint of the lower section of the pin joint of dynamic connecting rod and driver, second strut and drive link be located at second strut and
Between the pin joint of first adjusting rod and second strut and the pin joint of girder connecting rod, first adjusting rod, second
Strut, drive link and column form a quadric chain.
Preferably, the transmission mechanism also includes the second adjusting rod, first end and the column of second adjusting rod
Be hinged, the second end is hinged with first strut, and the pin joint of second adjusting rod and the column is located at the driving
The pin joint of the lower section of the pin joint of connecting rod and driver, first strut and drive link is located at first strut and
Between the pin joint of two adjusting rods and first strut and the pin joint of girder connecting rod, second adjusting rod, the first support
Bar, drive link and column form a quadric chain.
Preferably, the pin joint and the pin joint weight of second adjusting rod and column of first adjusting rod and column
Close.
Preferably, the girder connecting rod is a rod-like structure, and the interlude of the rod-like structure has one to be used to install
The groove of the girder, and the opening of the groove deviates from the column, the rod-like structure is away from the surface of the column
One plane.
Preferably, the girder connecting rod is a rod-like structure, and the rod-like structure is one away from the surface of the column
Plane, the girder connecting rod are provided with multiple bolt assemblies for being used to the girder be fixedly mounted.
Preferably, the girder is pipe, square tube or polygonal tube.
Preferably, the rotating range of the girder connecting rod is -60 °~60 °.
The invention also discloses a kind of photovoltaic system, including：At least one girder and multiple above-mentioned photovoltaic tracking machines
Structure, the girder are fixedly connected with the girder connecting rod in the photovoltaic tracking mechanism, and the girder is provided with photovoltaic module.
A kind of photovoltaic system and its follower provided by the utility model can bring following at least one beneficial effect：
1st, photovoltaic tracking mechanism of the present utility model can pass through by erection of main beam in the girder connecting rod of transmission mechanism
Driver drive transmission device rotates, and so as to drive girder connecting rod to rotate, can further drive girder to rotate, this follower
When installing girder, the plastic bearing between girder and column is eliminated, the plastic bearing life-span is shorter and structure so as to avoid
Built on the sand to the influence of a whole set of follower.
2nd, when driver drive link mechanism rotates in photovoltaic tracking mechanism of the present utility model, in the rotation of linkage
The center of gravity of photovoltaic module of the heart with girder and on girder overlaps, and so sets and avoids girder connecting rod when rotating,
The gravity of girder and photovoltaic module produces extra moment of torsion to girder.
3rd, the first adjusting rod, the second support are formed by setting the first adjusting rod in photovoltaic tracking mechanism of the present utility model
The quadric chain that bar, drive link and vertical rod are formed, it is ensured that transmission mechanism is when rotating, the stability of the second strut,
The structural stability for the quadrangle that girder connecting rod, the first strut, drive link and the second strut are formed is further ensured, is kept away
Exempting from the girder in girder connecting rod and photovoltaic module will not topple over.
4th, the second adjusting rod, the first support are formed by setting the second adjusting rod in photovoltaic tracking mechanism of the present utility model
The quadric chain that bar, drive link and vertical rod are formed, it is ensured that transmission mechanism is when rotating, the stability of the first strut,
The structural stability for the quadrangle that girder connecting rod, the first strut, drive link and the second strut are formed is further ensured, is kept away
Exempting from the girder in girder connecting rod and photovoltaic module will not topple over.
5th, photovoltaic tracking mechanism of the present utility model girder connecting rod is set to plane away from the surface of column can be in order to
Girder connecting rod is coordinated with the photovoltaic module on girder, and when in use, transmission mechanism is always positioned at the lower section of photovoltaic module,
Transmission mechanism will not form shade on photovoltaic module, and be easy to cleaning equipment persistently to clean photovoltaic module.
Brief description of the drawings
Below by a manner of clearly understandable, preferred embodiment is described with reference to the drawings, to photovoltaic system of the present utility model
Above-mentioned characteristic, technical characteristic, advantage and its implementation of system and its follower are further described.
Fig. 1 is a kind of structural representation of specific embodiment of photovoltaic tracking mechanism of the present utility model；
Fig. 2 is the structural representation in original state and rotation of the photovoltaic tracking mechanism shown in Fig. 1；
Fig. 3 is the photovoltaic tracking mechanism shown in Fig. 1 in the structural representation that the anglec of rotation is -60 °；
Fig. 4 is the photovoltaic tracking mechanism shown in Fig. 1 in the structural representation that the anglec of rotation is 60 °；
Fig. 5 is the structural representation of the girder connecting rod of the photovoltaic tracking mechanism shown in Fig. 1；
Fig. 6 is the structural representation of another specific embodiment of photovoltaic tracking mechanism of the present utility model；
Fig. 7 is the structural representation of the girder connecting rod of the photovoltaic tracking mechanism shown in Fig. 6；
Fig. 8 is the structural representation of another specific embodiment of photovoltaic tracking mechanism of the present utility model；
Fig. 9 is a kind of structural representation of specific embodiment of photovoltaic system of the present utility model；
Figure 10 is the structural representation of another specific embodiment of photovoltaic system of the present utility model.
Drawing reference numeral explanation：
Column 10；Driver 20；Transmission mechanism 30, girder connecting rod 31, the first strut 32, drive link 33, second support
Bar 34, the first adjusting rod 35, the second adjusting rod 36；Girder 40.
Embodiment
In order to illustrate more clearly of the utility model embodiment or technical scheme of the prior art, accompanying drawing will be compareed below
Illustrate specific embodiment of the present utility model.It should be evident that drawings in the following description are only of the present utility model one
A little embodiments, for those of ordinary skill in the art, on the premise of not paying creative work, can also be according to these
Accompanying drawing obtains other accompanying drawings, and obtains other embodiments.To make simplified form, only schematically showing in each figure
The part related to the utility model, they do not represent its practical structures as product.
Embodiment one
This specific embodiment discloses a kind of photovoltaic tracking mechanism, including column, transmission mechanism and driver.Driver is consolidated
It is scheduled on column, driver is connected with transmission mechanism, driver drive transmission device.Transmission mechanism includes girder connecting rod, the
One strut, drive link and the second strut, and girder connecting rod, the first strut, drive link and the second strut are hinged shape successively
Into a quadric chain, girder connecting rod is provided with the installation portion for being used for that girder to be fixedly mounted, girder connecting rod and the first strut
Pin joint and the pin joint of girder connecting rod and the second strut be located at the both sides of installation portion respectively, drive link and driver
Output end connects.
The photovoltaic tracking mechanism of this specific embodiment is fixedly connected with girder, driver when in use, by girder connecting rod
Drive link is driven to rotate, drive link is further driven to first strut be hinged with it and the second strut rotates, the first strut
The girder connecting rod be hinged with it is further driven to the second strut to rotate, while drives the girder being arranged in girder connecting rod
And the photovoltaic module on girder rotates.
Compared to traditional photovoltaic tracking mechanism, this specific embodiment only need to be fixed in transmission when installing girder
In girder connecting rod in mechanism, it is not necessary to which plastic bearing is set, so as to avoid plastic bearing short life and structure not
The problem of system caused by firm can not continue high-efficiency operation.In addition, the pivot of this specific embodiment middle girder connecting rod
The center of gravity of photovoltaic module that can be with girder and on girder overlaps, main so as to avoid girder connecting rod when rotated
The center of gravity of beam and photovoltaic module produces extra moment of torsion to girder connecting rod.
Embodiment two
As shown in Fig. 1 to 5, this specific embodiment discloses a kind of photovoltaic tracking mechanism.Identical with embodiment one, this is specific
In embodiment, photovoltaic tracking mechanism also includes column 10, transmission mechanism and driver 20.As shown in Figures 1 to 4, driver 20 is solid
It is scheduled on column 10, driver 20 is connected with transmission mechanism, the drive transmission device of driver 20.Transmission mechanism connects including girder
Bar 31, the first strut 32, the strut 34 of drive link 33 and second, girder connecting rod 31, the first strut 32, drive link 33 and
Two struts 34 are hinged form a quadric chain successively.Drive link 33 is connected with the output end of driver 20.
As shown in Fig. 2 schematic diagram of the girder connecting rod under original state and rotary state, girder connecting rod is at the two
Intersection point under state is the pivot of girder connecting rod.It can be seen that the pivot and girder and being arranged on
The center of gravity of photovoltaic module on girder overlaps, so as to avoid girder connecting rod when rotated, the weight of girder and photovoltaic module
The heart produces extra moment of torsion to girder.
Unlike embodiment one, in this specific embodiment, transmission mechanism also includes the first adjusting rod 35, and first adjusts
The first end (left end of the first adjusting rod 35 i.e. shown in Fig. 1) of pole 35 is be hinged with column 10, the second end (i.e. institute in Fig. 1
The right-hand member of the first adjusting rod 35 shown) it is be hinged with the second strut 34, and the pin joint of the first adjusting rod 35 and column 10 is located at drive
The lower section of dynamic connecting rod 33 and the pin joint of driver 20, the second strut 34 and the pin joint of drive link 33 are located at the second strut 34
Between the pin joint and the second strut 34 and the pin joint of girder connecting rod 31 of the first adjusting rod 35, the first adjusting rod 35,
Two struts 34, drive link 33 and column 10 form a quadric chain.The quadric chain can ensure that the second strut 34 exists
Keep stable in rotation process, be further ensured that girder connecting rod 31 can be with smooth rotation.
As shown in Figures 1 to 4, the length of the first strut 32 is less than the length of the second strut 34, the length of the first adjusting rod 35
For drive link 33 and driver 20 pin joint to the length between the pin joint of the strut 34 of drive link 33 and second, this
In length refer both to effective length, i.e., the length between each connecting rod upper link point.May be used also by the length for adjusting the first adjusting rod
To adjust the pivot of girder connecting rod, make its center superposition with column.
In the present embodiment, girder connecting rod 31 is a rod-like structure, and girder connecting rod 31, which is provided with, to be used to be fixedly mounted
The installation portion of girder, the installation portion are specially a groove of the interlude of rod-like structure, and the groove is a square groove, accordingly
, girder should be a square tube.The opening of the groove deviates from column 10, the pin joint of the strut 32 of girder connecting rod 31 and first and master
The pin joint of the strut 34 of beam connecting rod 31 and second is located at the both sides of the groove respectively.In addition, rod-like structure is away from column 10
Surface is a plane, and the surface is set into plane is easy to girder connecting rod 31 to coordinate with the photovoltaic module on girder.
As shown in Figure 3,4, in this specific embodiment, drive device drives transmission mechanism, and transmission mechanism drives girder to connect
Extension bar 31 rotates in the range of ± 60 °.
Embodiment three
Embodiment three discloses another specific embodiment of photovoltaic tracking mechanism of the present utility model, its concrete structure with
Volt follower in embodiment two is essentially identical, and difference is, the structure of the girder connecting rod 31 of the two is different.
As shown in Figure 6,7, in this specific embodiment, girder connecting rod 31 is a rod-like structure, and rod-like structure is away from vertical
The surface of post 10 is a plane, and girder connecting rod 31 is provided with multiple bolt assemblies for being used to girder be fixedly mounted.That is,
In the present embodiment, it is not provided with installing the groove of girder in girder connecting rod 31, but by bolt assembly by girder connecting rod 31
It is directly connected to girder, now, girder is located at the lower section of girder connecting rod 31.
Example IV
Example IV discloses another specific embodiment of photovoltaic tracking mechanism of the present utility model, its concrete structure with
Volt follower in embodiment two is essentially identical, and difference is, in this specific embodiment, transmission mechanism not only includes
First adjusting rod 35, in addition to the second adjusting rod 36.First end (the second adjusting rod i.e. shown in Fig. 8 of second adjusting rod 36
36 right-hand member) it is be hinged with column 10, the second end (left end of the second adjusting rod 36 i.e. shown in Fig. 8) is cut with scissors with the first strut 32
Connect, and the pin joint of the second adjusting rod 36 and column 10 be located at the lower section of the pin joint of drive link 33 and driver 20, first
The pin joint of strut 32 and drive link 33 be located at the first strut 32 and the pin joint of the second adjusting rod 36 and the first strut 32 and
Between the pin joint of girder connecting rod 31, the second adjusting rod 36, the first strut 32, drive link 33 and column 10 form one or four and connected
Linkage, the quadric chain can ensure that the first strut 32 keeps stable when rotating, be further ensured that girder connecting rod 31
Steady operating.
As shown in figure 8, the first adjusting rod 35 and the pin joint of column 10 and the pin joint of the second adjusting rod 36 and column 10
Overlap, the first strut 32 is identical with the length of the second strut 34, the total length and drive of the first adjusting rod 35 and the second adjusting rod 36
The length of dynamic connecting rod 33 is identical.Here length refers both to effective length, i.e. length between the pin joint of connecting rod.
It is in the present embodiment to be provided with an adjusting rod compared to embodiment three more, so that the operation of transmission mechanism is more
Steadily.
Of course, in other specific embodiments of photovoltaic tracking mechanism of the present utility model, girder can also be pipe,
Pentagon pipe, hexagonal tube or other polygonal tubes；The anglec of rotation of girder connecting rod can according to be actually needed be adjusted to ±
70 °, ± 75 °, ± 80 ° or other suitable angular ranges；The length of each connecting rod can be adjusted according to being actually needed in linkage
Section, here is omitted.
Embodiment five
This specific embodiment discloses a kind of photovoltaic system, including a girder and a pair of photovoltaic tracking mechanisms, and girder
It is provided with photovoltaic module.Photovoltaic tracking mechanism in the present embodiment is the photovoltaic in embodiment one to four disclosed in any embodiment
Follower, as shown in figure 9, driver 20 is arranged on column 10, the drive link in transmission mechanism 30 connects with driver 20
Connect, girder 40 is fixed in the girder connecting rod of transmission mechanism 30.
Embodiment six
This specific embodiment discloses another photovoltaic system, including a pair of girders 40 and two pairs of photovoltaic tracking mechanisms,
And girder is provided with photovoltaic module.The connection corresponding with a pair of photovoltaic tracking mechanisms of one girder.Photovoltaic tracking machine in the present embodiment
Structure is the photovoltaic tracking mechanism disclosed in any embodiment in embodiment one to four.As shown in Figure 10, driver 20 is arranged on vertical
On post 10, the drive link in transmission mechanism 30 is connected with driver 20, and girder 40 is fixed on the girder connecting rod of transmission mechanism
On.In fact, combination of the present embodiment equivalent to two embodiments five.
Of course, the number of other specific embodiment middle girders and photovoltaic tracking mechanism can according to be actually needed into
Row adjustment, here is omitted.
It should be noted that above-described embodiment can independent assortment as needed.Described above is only of the present utility model
Preferred embodiment, it is noted that for those skilled in the art, do not departing from the utility model principle
On the premise of, some improvements and modifications can also be made, these improvements and modifications also should be regarded as the scope of protection of the utility model.
Claims (9)
- A kind of 1. photovoltaic tracking mechanism, it is characterised in that：Including column, transmission mechanism and driver, the driver is fixed on the column, the driver and the transmission Mechanism connects, and the driver drives the transmission mechanism；The transmission mechanism includes girder connecting rod, the first strut, drive link and the second strut, the girder connecting rod, One strut, drive link and the second strut are hinged successively forms a quadric chain, and the girder connecting rod, which is provided with, to be used for admittedly Dingan County fills the installation portion of girder, the girder connecting rod and the pin joint and the girder connecting rod and second of first strut The pin joint of strut is located at the both sides of the installation portion respectively, and the drive link is connected with the output end of the driver.
- 2. photovoltaic tracking mechanism as claimed in claim 1, it is characterised in that：The transmission mechanism also includes one first adjusting rod, and first end and the column of first adjusting rod are hinged, and second End is hinged with second strut, and the pin joint of first adjusting rod and the column is located at the drive link and driving The pin joint of the lower section of the pin joint of device, second strut and drive link is located at second strut and the first adjusting rod Between pin joint and second strut and the pin joint of girder connecting rod, first adjusting rod, the second strut, drive link A quadric chain is formed with column.
- 3. photovoltaic tracking mechanism as claimed in claim 2, it is characterised in that：The transmission mechanism also includes the second adjusting rod, and first end and the column of second adjusting rod are hinged, the second end It is hinged with first strut, and the pin joint of second adjusting rod and the column is located at the drive link and driver Pin joint lower section, the pin joint of first strut and drive link is located at the hinge of first strut and the second adjusting rod Between contact and first strut and the pin joint of girder connecting rod, second adjusting rod, the first strut, drive link and Column forms a quadric chain.
- 4. photovoltaic tracking mechanism as claimed in claim 3, it is characterised in that：First adjusting rod overlaps with the pin joint of column and second adjusting rod with the pin joint of column.
- 5. the photovoltaic tracking mechanism as any one of Claims 1-4, it is characterised in that：The girder connecting rod is a rod-like structure, and the interlude of the rod-like structure has one to be used to install the recessed of the girder Groove, and the opening of the groove deviates from the column, the rod-like structure is a plane away from the surface of the column.
- 6. the photovoltaic tracking mechanism as any one of Claims 1-4, it is characterised in that：The girder connecting rod is a rod-like structure, and the rod-like structure is a plane away from the surface of the column, the master Beam connecting rod is provided with multiple bolt assemblies for being used to the girder be fixedly mounted.
- 7. photovoltaic tracking mechanism according to any one of claim 1 to 4, it is characterised in that：The girder is pipe, square tube or polygonal tube.
- 8. photovoltaic tracking mechanism according to any one of claim 1 to 4, it is characterised in that：The rotating range of the girder connecting rod is -60 °~60 °.
- A kind of 9. photovoltaic system, it is characterised in that including：At least one girder and multiple photovoltaic tracking mechanisms as any one of claim 1 to 8,The girder is fixedly connected with the girder connecting rod in the photovoltaic tracking mechanism, and the girder is provided with photovoltaic module.
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| Application Number | Priority Date | Filing Date | Title |
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| CN201720898762.7U CN206948247U (en) | 2017-07-24 | 2017-07-24 | A kind of photovoltaic system and its follower |
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| CN201720898762.7U CN206948247U (en) | 2017-07-24 | 2017-07-24 | A kind of photovoltaic system and its follower |
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| CN206948247U true CN206948247U (en) | 2018-01-30 |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107294482A (en) * | 2017-07-24 | 2017-10-24 | 江苏中信博新能源科技股份有限公司 | A kind of photovoltaic system and its follower |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107294482A (en) * | 2017-07-24 | 2017-10-24 | 江苏中信博新能源科技股份有限公司 | A kind of photovoltaic system and its follower |
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