CN208384430U - A kind of eccentric torque balance mechanism and balance photovoltaic tracking system - Google Patents
A kind of eccentric torque balance mechanism and balance photovoltaic tracking system Download PDFInfo
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- CN208384430U CN208384430U CN201821176250.0U CN201821176250U CN208384430U CN 208384430 U CN208384430 U CN 208384430U CN 201821176250 U CN201821176250 U CN 201821176250U CN 208384430 U CN208384430 U CN 208384430U
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Abstract
The utility model discloses a kind of eccentric torque balance mechanisms, comprising: the first end of spring arm, the spring arm is fixedly connected on girder；Elastic component, the first end of the elastic component are connect with the second end of the spring arm, and the second end of the elastic component is connect with column, and the elastic component provides the elastic force for balancing the eccentric torque of photovoltaic module.A kind of balance photovoltaic tracking system, is equipped with eccentric torque balance mechanism, comprising: girder and column, the girder are rotatablely connected by driving device and column.Driving force needed for the utility model reduces driving device, reduces the model of driving device, reduces the cost of photovoltaic tracking system.
Description
Technical field
The utility model relates to the equalising torque field of photovoltaic tracking system more particularly to a kind of eccentric torque balance mechanisms
And balance photovoltaic tracking system.
Background technique
The cost pressure of current photovoltaic tracking bracket is increasing, and is guaranteeing the structural strength of photovoltaic tracking system
Under the premise of, it is very limited to the space of save the cost by reducing steel construction weight, and driving device is in entire photovoltaic tracking
The cost specific gravity of system is higher.Therefore, the model for reducing driving device can play the effect of preferable save the cost.
The resistance that driving device in photovoltaic tracking system operational process mainly overcomes has: the wind torsion of wind load generation, light
Eccentric torque when component rotation, frictional resistance torque etc. are lied prostrate, driving device needs while overcoming aforementioned all resistances can
Photovoltaic tracking system is driven to operate normally.However photovoltaic tracking system in the prior art does not take effective measures to put down
Weigh eccentric torque, therefore, can only use the biggish driving device of model, lead to higher cost.
Summary of the invention
The purpose of the utility model is to provide a kind of eccentric torque balance mechanism and balance photovoltaic tracking systems, to balance
Eccentric torque when photovoltaic module rotates, driving force needed for reducing driving device, reduces the model of driving device, reduce photovoltaic with
The cost of track system.
The technical scheme that the utility model is provided is as follows:
A kind of eccentric torque balance mechanism, comprising: the first end of spring arm, the spring arm is fixedly connected on girder；
Elastic component, the first end of the elastic component are connect with the second end of the spring arm, and the second end and column of the elastic component connect
It connects, the elastic component provides the elastic force for balancing the eccentric torque of photovoltaic module.
In above structure, since photovoltaic module can rotate under the drive of girder, and photovoltaic module turns relative to girder
Dynamic center has eccentric moment, to generate eccentric torque, at this point, spring arm rotates together with girder, spring arm will be elastic
Part stretches, and elastic component applies the elastic force of an axis direction along itself to spring arm far from one end of girder, tends to make
Photovoltaic module restores horizontality, and therefore, the torque and photovoltaic module that the elastic force of elastic component applies girder are to girder application
Eccentric torque balance each other, driving device is not necessarily to overcome the eccentric torque of photovoltaic module, so that driving force needed for driving device
Become smaller, so that the model of driving device becomes smaller, the cost for purchasing driving device is reduced.
Preferably, the spring arm includes girder connection anchor ear and the first spring linking arm, the first spring linking arm
First end connect anchor ear with girder and be fixedly connected, the second end of the first spring linking arm and the first end of the elastic component
Connection.
In above structure, anchor ear is connected by girder, the first spring linking arm is fixed on girder, realize fast quick-detach
With installation, the efficiency of loading and unloading of eccentric torque balance mechanism is improved.
Preferably, the first spring linking arm be plate, and the first end of the first spring linking arm to its second
End, the width of the first spring linking arm gradually become smaller.
In above structure, by the way that the first spring linking arm is arranged to the tapered type of width, the first spring of manufacture can be reduced
The material of linking arm, to reduce the manufacturing cost of eccentric torque balance mechanism.
Preferably, the second end of the elastic component is connect by spring mountings with column；The spring mountings include:
Second spring linking arm, the first upright post connecting plate and the second upright post connecting plate, first upright post connecting plate and the second column
Connecting plate is filled the span of a man's arms on column, and the first end of the second spring linking arm is fixedly connected with the first upright post connecting plate, the second bullet
The second end of spring linking arm and the second end of elastic component connect.
In above structure, through the first upright post connecting plate and the second upright post connecting plate obvolvent on column, realize that spring is solid
Determine the Fast Installation and disassembly of part, to further increase the efficiency of loading and unloading of eccentric torque balance mechanism, while being turned round convenient for eccentric
The repair and replacement of square balance mechanism.
Preferably, the junction of the second spring linking arm and the first upright post connecting plate is equipped with reinforcing rib.
Preferably, the elastic component is spring.
A kind of balance photovoltaic tracking system, is equipped with eccentric torque balance mechanism, comprising: girder and column, the girder
It is rotatablely connected by driving device and column.
Preferably, the number of the eccentric torque balance mechanism is even numbers, and the eccentric torque balance mechanism is set respectively
It is placed in the two sides of the driving device.
The eccentric torque balance mechanism of identical quantity is respectively provided with by the two sides in driving device, due to prolonging along girder
Direction is stretched equipped with several photovoltaic modulies, and elasticity suffered by the girder of driving device two sides is enabled to by aforementioned set-up mode
The moment of torsion etc. that part provides, main torsion beam suspension is more uniform.
A kind of eccentric torque balance mechanism provided by the utility model and balance photovoltaic tracking system, can bring following has
Beneficial effect:
The utility model is by providing a kind of eccentric torque balance mechanism balance photovoltaic being set on photovoltaic tracking system
Component caused eccentric torque when rotating, reduces the resistance overcome needed for the driving device in photovoltaic tracking system operational process
Power selects the smaller driving device of model, saves purchasing into for driving device to reduce the driving force demand of driving device
This.Eccentric torque balance mechanism is set to the two sides of driving device, can uniformly apply torque to girder so that girder by
The torque arrived is more uniform.
Detailed description of the invention
Below by clearly understandable mode, preferred embodiment is described with reference to the drawings, to eccentric torque balance mechanism and
Above-mentioned characteristic, technical characteristic, advantage and its implementation of balance photovoltaic tracking system are further described.
Fig. 1 is the eccentric torque balance mechanism structural schematic diagram when in a horizontal state in photovoltaic module；
Fig. 2 is the photovoltaic module arm of force schematic diagram when in a horizontal state in photovoltaic module；
Fig. 3 is structural schematic diagram of the eccentric torque balance mechanism when photovoltaic module is in heeling condition；
Fig. 4 is the structural schematic diagram of the spring arm of eccentric torque balance mechanism；
Fig. 5 is the structural schematic diagram of the spring mountings of eccentric torque balance mechanism；
Fig. 6 is the structural schematic diagram of the spring of eccentric torque balance mechanism；
Fig. 7 is that the side for the driving device for balancing photovoltaic tracking system is equipped with the structural representation of eccentric torque balance mechanism
Figure；
Fig. 8 is that the two sides for the driving device for balancing photovoltaic tracking system are mounted on the structure of eccentric torque balance mechanism and show
It is intended to；
Fig. 9 is the structural schematic diagram for balancing the driving device of photovoltaic tracking system.
Drawing reference numeral explanation:
1- column, 2- girder, 3- photovoltaic module, 3a- photovoltaic panel, 3b- photovoltaic connector, 4- driving device, 4a- motor,
4b- rotary reducer, 5- eccentric torque balance mechanism, 5a- girder connection anchor ear, 5b- the first spring linking arm, 5c- spring,
5d- second spring linking arm, the first upright post connecting plate of 5e-, the first spring eye of 5f-, 5g- second spring hole, the second column of 5h- connect
Fishplate bar, A- eccentric moment, B- center of rotation, C- moment of elasticity, the gravity direction of D- photovoltaic module, E- elastic force direction.
Specific embodiment
In order to illustrate the embodiment of the utility model or the technical proposal in the existing technology more clearly, attached drawing will be compareed below
Illustrate specific embodiment of the present utility model.It should be evident that the accompanying drawings in the following description is only the one of the utility model
A little embodiments for those of ordinary skill in the art without creative efforts, can also be according to these
Attached drawing obtains other attached drawings, and obtains other embodiments.
To make simplified form, part relevant to the utility model is only schematically shown in each figure, they are simultaneously
Its practical structures as product is not represented.
[embodiment 1]
As shown in Figures 1 to 3, embodiment 1 discloses a kind of specific embodiment of eccentric torque balance mechanism comprising:
Spring arm and elastic component, the first end of spring arm are fixedly connected on girder 2, and the second of the first end of elastic component and spring arm
End connection, the second end of elastic component are connect with column 1, and elastic component provides the elasticity for balancing the eccentric torque of photovoltaic module 3
Power.In the present embodiment, elastic component is spring 5c, and elastic component also can also have elasticity using natural rubber or butadiene rubber etc.
Rubber material be made, details are not described herein again.
As depicted in figs. 1 and 2, when photovoltaic module 3 is when in a horizontal state, spring 5c applies straight down to spring arm
Elastic force, at this point, photovoltaic module 3 is to the torque without acceptance of persons of girder 2.
As shown in figure 3, when photovoltaic module 3 is in heeling condition, the center of rotation B of girder 2 and the gravity of photovoltaic module 3
The vertical range of direction is eccentric moment A, and the gravity direction D of photovoltaic module 3 is straight down that spring 5c is relative to girder
The moment of elasticity C of 2 center of rotation B is the vertical range of the axis of the center of rotation B to spring 5c of girder 2, and spring 5c applies
Elastic force direction E on spring arm is downward along the axis of spring 5c.What the gravity of eccentric moment A and photovoltaic module 3 was formed
Eccentric torque is balanced each other by elastic force and the moment of elasticity C torque formed.
Driving device 4 is reduced in order to make girder 2 that photovoltaic module 3 be driven to rotate required driving force, reduces driving dress
The model for setting 4 reduces the cost for purchasing driving device 4.
[embodiment 2]
As shown in figures 1-4, on the basis of embodiment 1, the spring arm of embodiment 2 includes girder connection anchor ear to embodiment 2
5a and the first spring linking arm 5b, the first end of the first spring linking arm 5b connect anchor ear 5a with girder and are fixedly connected, the first bullet
The second end of spring linking arm 5b and the first end of elastic component connect, i.e. the second end of the first spring linking arm 5b is spring arm
Second end.
Specifically, respectively first connects as shown in figure 4, girder connection anchor ear 5a is made of the identical two parts of shape
Part and the second connector, the first connector include holding corresponding with 1 shape of column portion and are respectively arranged at holding portion both ends
The tight lock part being parallel to each other, the tight lock part positioned at holding portion both ends extends in the opposite direction.The locking of first connector
Portion and the tight lock part of the second connector corresponding end are bolted to connection, to holding tightly girder connection anchor ear 5a in girder 2
On.
More preferably, as shown in figure 4, the first spring linking arm 5b is plate, the first end of the first spring linking arm 5b arrives it
The width of second end, the first spring linking arm 5b gradually becomes smaller, and can reduce the material of the first spring linking arm 5b of production, thus
Achieve the purpose that save the cost.And first spring linking arm 5b second end be equipped with for catching on the first end of spring 5c first
Spring eye 5f.
[embodiment 3]
As shown in figs. 1 to 6, on the basis of Examples 1 to 2, the second end of the elastic component of embodiment 3 passes through embodiment 3
Spring mountings are fixedly connected with column 1.
Specifically, as shown in figure 5, spring mountings include: second spring linking arm 5d, the first upright post connecting plate 5e and
Second upright post connecting plate 5h, the first upright post connecting plate 5e and the second upright post connecting plate 5h fills the span of a man's arms on column 1, second spring connection
The first end of arm 5d is fixedly connected with the first upright post connecting plate 5e, and second spring linking arm 5d is vertically installed in the connection of the first column
The second end of plate 5e, second spring linking arm 5d and the second end of elastic component connect, and the second end of second spring linking arm 5d
Second spring hole 5g equipped with the second end for catching on spring 5c.
Second upright post connecting plate 5h includes holding portion and the tight lock part for being set to its holding portion both ends, the shape in holding portion
It is corresponding to the shape of column 1, so that the first upright post connecting plate 5e and the second upright post connecting plate 5h obvolvent are when on column 1, increase
Add the contact area of column 1 and the first upright post connecting plate 5e and the second upright post connecting plate 5h.Second upright post connecting plate 5h's embraces
The tight lock part at tight portion both ends is parallel to each other and extends in the opposite direction.The tight lock part of second upright post connecting plate 5h passes through bolt
It is fixedly connected with the first upright post connecting plate 5e, the first upright post connecting plate 5e and the second upright post connecting plate 5h is held tightly in column 1
On.
More preferably, the junction of second spring linking arm 5d and the first upright post connecting plate 5e are equipped with reinforcing rib, for reinforcing
Structural strength between second spring linking arm 5d and the first upright post connecting plate 5e.
In above embodiments 1~3, girder connects the holding portion shape of anchor ear 5a and the concrete shape of girder 2 is adapted, example
Such as, girder 2 is cross sectional shape when being circular ring shape, and the holding portion that girder connects anchor ear 5a is semicircle；Second upright post connecting plate 5h
Holding portion shape and the first upright post connecting plate 5e shape and column 1 concrete shape be adapted, details are not described herein again.
[embodiment 4]
As shown in figure 1-9, embodiment 4 discloses a kind of specific embodiment for balancing photovoltaic tracking system, system peace
Equipped with any one eccentric torque balance mechanism 5 in Examples 1 to 3, the elastic force that spring 5c is provided is to balance photovoltaic group
The gravity and eccentric moment A bring eccentric torque of part 3.
As shown in Fig. 7~8 comprising: girder 2 and column 1, girder 2 are rotatablely connected by driving device 4 and column 1.It drives
Dynamic device 4 is installed on the top of column 1, and several photovoltaic modulies 3 are arranged in 2 top of girder along the axis direction of girder 2.Such as figure
Shown in 1, photovoltaic panel 3a is fixedly installed on girder 2 by photovoltaic connector 3.
Specifically, as shown in figure 9, driving device 4 includes motor 4a and rotary reducer 4b, in the present embodiment, revolution
Speed reducer 4b is that twin shaft exports worm screw worm speed reducer, power output shaft and twin shaft the output worm screw worm speed reducer of motor 4a
Power input shaft connection, the power output shaft of motor 4a drive the power input shaft rotation of twin shaft output worm screw worm speed reducer.
Twin shaft exports the two sides power output shaft of worm-gear speed reducer and the girder 2 of respective side connects, for driving girder 2 to rotate,
The power output shaft of twin shaft output worm-gear speed reducer and the type of attachment of girder 2 can be clamping, welding etc., as long as energy
Enough realize that twin shaft output worm-gear speed reducer drives girder 2 to rotate, details are not described herein again.
As shown in fig. 7, eccentric torque balance mechanism 5 is set to the unilateral side of driving device 4, eccentric torque balance mechanism 5
When photovoltaic module 3 is in heeling condition, elastic force is used to provide the eccentric torque of balance photovoltaic module 3 for girder 2 spring 5c
Torque.
More preferably, as shown in figure 8, eccentric torque balance mechanism 5 is two, and eccentric torque balance mechanism 5 is respectively set
In the two sides of driving device 4.Caused by being provided simultaneously for girder 2 to resist photovoltaic module 3 in the two sides of driving device 4 partially
Heart torque, so that girder 2 is more uniform by turning round.
In other specific embodiments, eccentric torque balance mechanism 5 is also possible to other even numbers, such as 4,6, point
The two sides of driving device 4 it are not located at averagely, details are not described herein again.
It should be noted that above-described embodiment can be freely combined as needed.The above is only the utility model
Preferred embodiment, it is noted that for those skilled in the art, do not departing from the utility model principle
Under the premise of, several improvements and modifications can also be made, these improvements and modifications also should be regarded as the protection scope of the utility model.
Claims (8)
1. a kind of eccentric torque balance mechanism characterized by comprising
The first end of spring arm, the spring arm is fixedly connected on girder；
Elastic component, the first end of the elastic component are connect with the second end of the spring arm, the second end of the elastic component and vertical
Column connection, the elastic component provide the elastic force for balancing the eccentric torque of photovoltaic module.
2. eccentric torque balance mechanism according to claim 1, it is characterised in that:
The spring arm includes girder connection anchor ear and the first spring linking arm, the first end of the first spring linking arm and master
Beam connection anchor ear is fixedly connected, and the second end of the first spring linking arm is connect with the first end of the elastic component.
3. eccentric torque balance mechanism according to claim 2, it is characterised in that:
The first spring linking arm is plate, and the first end of the first spring linking arm is to its second end, described first
The width of spring linking arm gradually becomes smaller.
4. eccentric torque balance mechanism according to claim 1, it is characterised in that:
The second end of the elastic component is connect by spring mountings with column；
The spring mountings include: second spring linking arm, the first upright post connecting plate and the second upright post connecting plate, and described
One upright post connecting plate and the second upright post connecting plate are filled the span of a man's arms on column, the first end and the first column of the second spring linking arm
Connecting plate is fixedly connected, and the second end of second spring linking arm and the second end of elastic component connect.
5. eccentric torque balance mechanism according to claim 4, it is characterised in that:
The junction of the second spring linking arm and the first upright post connecting plate is equipped with reinforcing rib.
6. eccentric torque balance mechanism described in any one according to claim 1~5, it is characterised in that:
The elastic component is spring.
7. a kind of balance photovoltaic tracking system is equipped with eccentric torque balance mechanism described in claim 1, which is characterized in that
Include:
Girder and column, the girder are rotatablely connected by driving device and column.
8. balance photovoltaic tracking system according to claim 7, it is characterised in that:
The number of the eccentric torque balance mechanism is even numbers, and the eccentric torque balance mechanism is respectively arranged at the driving
The two sides of device.
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821176250.0U CN208384430U (en) | 2018-07-24 | 2018-07-24 | A kind of eccentric torque balance mechanism and balance photovoltaic tracking system |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821176250.0U CN208384430U (en) | 2018-07-24 | 2018-07-24 | A kind of eccentric torque balance mechanism and balance photovoltaic tracking system |
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| CN208384430U true CN208384430U (en) | 2019-01-15 |
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Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110262572A (en) * | 2019-07-23 | 2019-09-20 | 上海摩昆新能源科技有限公司 | Photovoltaic tracking bracket and eccentricity compensation device |
| CN110350853A (en) * | 2019-07-23 | 2019-10-18 | 上海摩昆新能源科技有限公司 | The manual adjustable support of photovoltaic |
| CN110455652A (en) * | 2019-09-10 | 2019-11-15 | 江苏中信博新能源科技股份有限公司 | A kind of push rod compression test platform and test method |
| CN113258862A (en) * | 2021-05-27 | 2021-08-13 | 江苏中信博新能源科技股份有限公司 | Synchronous shaft suspension structure and photovoltaic support |
-
2018
- 2018-07-24 CN CN201821176250.0U patent/CN208384430U/en active Active
Cited By (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110262572A (en) * | 2019-07-23 | 2019-09-20 | 上海摩昆新能源科技有限公司 | Photovoltaic tracking bracket and eccentricity compensation device |
| CN110350853A (en) * | 2019-07-23 | 2019-10-18 | 上海摩昆新能源科技有限公司 | The manual adjustable support of photovoltaic |
| WO2021013154A1 (en) * | 2019-07-23 | 2021-01-28 | 上海摩昆新能源科技有限公司 | Photovoltaic tracking support and eccentric compensation device |
| CN110350853B (en) * | 2019-07-23 | 2024-03-12 | 上海摩昆新能源科技有限公司 | Photovoltaic manual adjustable support |
| CN110262572B (en) * | 2019-07-23 | 2024-06-18 | 上海摩昆新能源科技有限公司 | Photovoltaic tracking support and eccentric compensation device |
| CN110455652A (en) * | 2019-09-10 | 2019-11-15 | 江苏中信博新能源科技股份有限公司 | A kind of push rod compression test platform and test method |
| CN113258862A (en) * | 2021-05-27 | 2021-08-13 | 江苏中信博新能源科技股份有限公司 | Synchronous shaft suspension structure and photovoltaic support |
| CN113258862B (en) * | 2021-05-27 | 2022-05-17 | 江苏中信博新能源科技股份有限公司 | Synchronous shaft suspension structure and photovoltaic support |
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