CN208461756U - A kind of parallel four-bar mechanism type device day by day - Google Patents
A kind of parallel four-bar mechanism type device day by day Download PDFInfo
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- CN208461756U CN208461756U CN201820909377.2U CN201820909377U CN208461756U CN 208461756 U CN208461756 U CN 208461756U CN 201820909377 U CN201820909377 U CN 201820909377U CN 208461756 U CN208461756 U CN 208461756U
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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
- Y02E10/40—Solar thermal energy, e.g. solar towers
- Y02E10/47—Mountings or tracking
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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
A kind of parallel four-bar mechanism type device day by day, include pedestal, luffing mechanism, solar panel, the luffing mechanism is the full revolute pair four-bar mechanism of plane single-degree-of-freedom, single-degree-of-freedom pitching movement is realized by the motor drive in rack, rack is installed on the base by revolute pair, and rotary motion can be achieved under motor drive；Solar panel is mounted on luffing mechanism, can carry out two-freedom pose adjustment by rack revolution and the pitching movement of luffing mechanism.Device compared to conventional serial structure not only has the advantages such as the rigidity of structure is big, wind loading rating is strong day by day for this, but also drive motor is mounted on the rack, and movement inertia is small, and system operation is more steady.Day by day the rule that device is changed over time according to the opposite ground point motion profile of the sun, determine that the sun is with respect to the position of the ground point under any time, the revolution and pitching movement of luffing mechanism are realized under the control of the computer, and then solar panel is made to receive sunlight always with best angle.
Description
Technical field
The present invention relates to solar energy device day by day, especially a kind of parallel four-bar mechanism type device day by day.
Background technique
With the continuous reduction of fossil fuel, solar energy obtains the process of the energy as a kind of renewable energy, in the mankind
Middle change it is more and more important.Currently, the utilization of solar energy mainly has two kinds of forms of photothermal conversion and photoelectric conversion, and photoelectric conversion
Have become best, the most effective approach that the mankind obtain new energy.Due to the earth rotation and revolve around the sun, the height of the sun
Angle is different with season and time and changes at any time, still, in order to ensure reliability and less trouble, majority photovoltaics at present
The solar panel of power generator be it is fixed, the posture of solar panel can not be adjusted as position of sun changes, and cause this
Kind solar energy photovoltaic generator photoelectric conversion efficiency is low.It is used to optimize sunlight, fills solar energy power generating
Middle solar panel is set by changing the posture face sun at any time, guarantees sunray moment vertical irradiation solar battery
Plate, to utmostly improve photoelectric conversion efficiency, existing photovoltaic power generation apparatus has started applied solar energy system day by day.It is existing
Day by day system mainly has two kinds of fundamental types of solar motion track following and photoelectric tracking to solar energy, wherein with sun motion profile
Solar energy based on tracking system day by day, because being protected from weather influences, high reliablity and widely applied.Although using the sun
Can the photovoltaic power generation apparatus of system day by day effectively increase that photoelectric conversion efficiency is high and generated energy, but also deposit problems.
Firstly, the existing photovoltaic power generation apparatus of applied solar energy system day by day mostly uses cascaded structure, there are the rigidities of structure poor, wind resistance energy
The problems such as power is weak；Secondly, the drive motor of existing solar energy system day by day is mounted on the pass of solar energy photovoltaic generator more
On section, the problems such as system operation movement inertia is big, dynamic stability is poor is caused；In addition, influenced by cascaded structure, it is existing to be day by day
Joint of uniting can not use high power motor and transmission system, cause the single-machine capacity of existing photovoltaic system day by day small, cost
Height can not be suitable for large-scale photovoltaic generating field.
How to propose based on electromechanical integration technology, combining mechanism relative theories such as cnc mechanisms and design a kind of parallel connection
Four-bar mechanism formula device day by day, in photoelectric conversion efficiency with higher, the features such as mechanical structure is simple, less trouble it is same
When, there are the advantages such as the rigidity of structure is big, movement inertia is small, not only there is preferable wind loading rating and dynamic stability, Er Qieneng
It realizes biggish single machine generated output, meets extensive power plant needs, it has also become the engineering problem of a urgent need to resolve.
Summary of the invention
The purpose of the utility model is to provide a kind of parallel four-bar mechanism type devices day by day, in photoelectric conversion with higher
While the features such as efficiency, mechanical structure is simple, failure rate is low, the advantages that have that the rigidity of structure is big, movement inertia is small etc., not only compared with
Good wind loading rating and dynamic stability, and it is able to achieve biggish single machine generated output, it can preferably be suitable for extensive hair
Power plant.
The utility model reaches above-mentioned purpose by the following technical programs:
A kind of parallel four-bar mechanism type device day by day, includes pedestal, luffing mechanism, solar panel, the pitching machine
Structure is the full revolute pair four-bar mechanism of plane single-degree-of-freedom, includes rack, driving lever, connecting rod, support frame.
The rack is connect by the first revolute pair with pedestal, and described driving lever one end is connected by the second revolute pair and rack
It connects, the other end is connect by third revolute pair with connecting rod one end, and the connecting rod other end is connected by the 4th revolute pair and support frame
It connecing, support frame as described above is connect by the 5th revolute pair with rack, and first revolute pair, the second revolute pair are driving pair, point
Not by the first motor and the second motor drive, the rack can rotate under the driving of the first motor around pedestal, described
Support frame is under the second motor drive, it can be achieved that pitching movement, the solar panel installation is on the support frame.
First motor and the second motor are servomotor, under control of a computer program, pass through two
The coupling driving of motor can make the solar panel being mounted on support frame realize that two-freedom is controllable with luffing mechanism
Rotation and pitching movement, due to the complete four bar machine of revolute pair of plane single-degree-of-freedom that luffing mechanism is single closed loop parallel institution design
Structure not only has the better rigidity of structure, bearing capacity and wind loading rating compared to the cascaded structure that existing system day by day uses,
And compared to series connection, drive motor is mounted on joint by device day by day, and the drive motor of the device day by day is mounted on rack
On, movement inertia is effectively reduced, system run all right is improved, device can satisfy this kind of parallel four-bar mechanism type day by day
The support of large-sized solar solar panel and photovoltaic matrix and attitude regulation need.
In engineer application, device uses passive mode day by day, specific implementation side to the parallel four-bar mechanism type day by day
Method is to determine that the sun is with respect to the ground under any time with respect to the rule that the motion profile of ground point changes over time according to the sun
The position of point by the control to the first motor and the second motor in system, and then makes solar battery on this basis
Plate constantly carries out pose adjustment by controllable rotary motion and pitching movement, maintains to receive sunlight with best angle always.
This kind of parallel four-bar mechanism type day by day device compared to the existing most important feature of system day by day be that there is stronger knot
Structure rigidity and bearing capacity, while movement inertia is small, wind loading rating is strong, can satisfy large-sized solar solar panel and photovoltaic square
The attitude regulation of battle array needs, in addition, using passive type, mode, the process of attitude regulation do not depend on sensing to device to this kind day by day day by day
Device, thus there is higher reliability.
This kind of parallel four-bar mechanism type device photoelectric conversion efficiency with higher day by day, due to being controlled using link mechanism
Solar panel pitching not only has the characteristics that mechanical structure is simple, failure rate is low, the rigidity of structure is big, but also due to electronic
Machine is mounted on the rack, and is had the characteristics that luffing mechanism movement inertia is small, movement is steady, is filled the parallel four-bar mechanism type day by day
It sets and is not only able to achieve biggish single machine generated output, but also there is preferable wind loading rating and dynamic stability, pass through multiple pitching machines
Structure forms array, can preferably be suitable for extensive power plant.
Compared with prior art, the utility model has the prominent advantages that:
1. compared to the photovoltaic power generation apparatus that solar panel uses fixed form, this kind of parallel four-bar mechanism type fills day by day
Solar panel rotary motion and pitching fortune can be realized by pedestal revolution and the numerical control pitching movement of luffing mechanism by setting
It is dynamic, and then realize two-freedom pose adjustment, sunlight is received with best angle, photoelectric conversion efficiency greatly improved.
2. the luffing mechanism of this kind of parallel four-bar mechanism type device day by day is using single closed loop parallel institution design, relatively existing
Day by day the cascaded structure that system uses, has the characteristics that the rigidity of structure is big, bearing capacity is strong, not only makes this kind of parallel four-bar mechanism
Day by day device has better wind loading rating to formula, and this kind of luffing mechanism can support the solar battery of larger size specification
Plate, and then greatly improve single machine generated output.
3. this kind of parallel four-bar mechanism type in device, drives servomotor and the transmission system installation of luffing mechanism day by day
On the rack, the movement inertia and center of gravity for significantly reducing luffing mechanism, making this kind of parallel four-bar mechanism type, device has day by day
Excellent dynamic stability performance；In addition, being no longer limited by space limitation since servomotor is mounted on the rack, can be used
Larger-size high-power electric drive system.
4. this kind of parallel four-bar mechanism type day by day device while having the characteristics that mechanical structure is simple, failure rate is low,
, the advantages such as movement inertia small big with the rigidity of structure, not only have preferable wind loading rating and dynamic stability, but also in the sun
Under the support of tracing of the movement technology, it is able to achieve biggish single machine generated output, can preferably be suitable for extensive wide hair hair
Power plant compares existing solar photovoltaic generation system, has huge technical advantage.
Detailed description of the invention
Fig. 1 is parallel four-bar mechanism type described in the utility model schematic device day by day.
Fig. 2 is luffing mechanism schematic diagram described in the utility model.
Fig. 3 is luffing mechanism described in the utility model and motor schematic diagram.
Fig. 4 is rack schematic diagram described in the utility model.
Fig. 5 is that device pitch attitude adjusts schematic diagram to parallel four-bar mechanism type described in the utility model day by day.
Fig. 6 is parallel four-bar mechanism type described in the utility model device schematic three dimensional views day by day.
Specific embodiment
The technical solution of the utility model is described further below by way of drawings and examples.
Comparative diagram 1, Fig. 2, a kind of parallel four-bar mechanism type device day by day, includes pedestal 1, luffing mechanism, solar battery
Plate 9, the luffing mechanism are the full revolute pair four-bar mechanism of plane single-degree-of-freedom, include rack 2, driving lever 4, connecting rod 6, support frame
8。
Comparative diagram 1, Fig. 2, Fig. 3, Fig. 4, the rack 2 are connect by the first revolute pair 13 with pedestal 1, the driving lever 4
One end is connect by the second revolute pair 3 with rack 2, and the other end is connect by third revolute pair 5 with 6 one end of connecting rod, the connecting rod 6
The other end is connect by the 4th revolute pair 7 with support frame 8, and support frame as described above 8 is connect by the 5th revolute pair 10 with rack 2, institute
State the first revolute pair 13, the second revolute pair 3 is driving pair, driven respectively by the first motor 11 and the second motor 12, institute
Stating rack 2 can rotate under the driving of the first motor 11 around pedestal 1, and support frame as described above 8, can under the driving of the second motor 12
Realize pitching movement, the solar panel 9 is mounted on support frame 8.
Comparative diagram 3, Fig. 5, Fig. 6, first motor 11 and the second motor 12 are servomotor, in computer
Under the control of program, by the coupling driving of two motor, the solar panel being mounted on support frame 89 can be made with bowing
It faces upward mechanism and realizes two-freedom controllable rotary and pitching movement, due to the plane list that luffing mechanism is single closed loop parallel institution design
The full revolute pair four-bar mechanism of freedom degree, compared to existing system day by day use cascaded structure, not only have the better rigidity of structure,
Bearing capacity and wind loading rating, and drive motor is mounted on joint by device day by day compared to series connection, the device day by day
Drive motor is mounted on the rack, and effectively reduces movement inertia, improves system run all right, this kind of parallel four-bar machine
Day by day device can satisfy support and the attitude regulation needs of large-sized solar solar panel 9 and photovoltaic matrix to structure formula.
In engineer application, device uses passive mode day by day, specific implementation side to the parallel four-bar mechanism type day by day
Method is to determine that the sun is with respect to the ground under any time with respect to the rule that the motion profile of ground point changes over time according to the sun
The position of point by the control to the first motor 11 and the second motor 12 in system, and then makes solar energy on this basis
Solar panel 9 constantly carries out pose adjustment by controllable rotary motion and pitching movement, maintains to receive the sun with best angle always
Light specifically controls embodiment are as follows:
(1) the parallel four-bar mechanism type ground point location that device is installed day by day is determined first, and determines the sun with respect to the ground
The rule that the motion profile of millet cake changes over time.
(2) it is calculated under current time, the sun according to the sun with respect to the rule that the motion profile of the ground point changes over time
The location fix of the opposite ground point.
(3) according to the sun with respect to the ground point location fix, by computer program determine parallel four-bar mechanism type by
The input parameter of first motor 11 and the second motor 12 in day device is realized that servomotor is digital control, and then is realized
1 rotary motion of pedestal and luffing mechanism pitching movement, thus make solar panel by rotary motion and pitching movement into
Row pose adjustment receives sunlight with best angle.
(4) with the continuous change of time, this kind of parallel four-bar mechanism type day by day install according to sun relative system by device
The characteristics of motion of ground point, persistently calculate current time under the sun with respect to the ground point location fix, and pass through logarithm control
Motor in regulating device persistently controls, and solar panel 9 is made constantly to carry out posture tune by rotary motion and pitching movement
It is whole, to maintain best angle to receive sunlight.
This kind of parallel four-bar mechanism type day by day device compared to the existing most important feature of system day by day be that there is stronger knot
Structure rigidity and bearing capacity, while movement inertia is small, wind loading rating is strong, can satisfy large-sized solar solar panel 9 and photovoltaic
The attitude regulation of matrix needs, in addition, using passive type, mode, the process of attitude regulation do not depend on biography to device to this kind day by day day by day
Sensor, thus there is higher reliability.
This kind of parallel four-bar mechanism type device photoelectric conversion efficiency with higher day by day, due to being controlled using link mechanism
Solar panel pitching not only has the characteristics that mechanical structure is simple, failure rate is low, the rigidity of structure is big, but also due to electronic
Machine is mounted on the rack, and is had the characteristics that luffing mechanism movement inertia is small, movement is steady, is filled the parallel four-bar mechanism type day by day
It sets and is not only able to achieve biggish single machine generated output, but also there is preferable wind loading rating and dynamic stability, pass through multiple pitching machines
Structure forms array, can preferably be suitable for extensive power plant.
Claims (2)
1. a kind of parallel four-bar mechanism type device day by day includes pedestal, luffing mechanism, solar panel, it is characterised in that:
The luffing mechanism is the full revolute pair four-bar mechanism of plane single-degree-of-freedom, includes rack, driving lever, connecting rod, support frame, institute
It states rack to connect by the first revolute pair with pedestal, described driving lever one end is connect by the second revolute pair with rack, the other end
It is connect by third revolute pair with connecting rod one end, the connecting rod other end is connect by the 4th revolute pair with support frame, the branch
Support is connect by the 5th revolute pair with rack, and first revolute pair, the second revolute pair are driving pair, respectively by the first electricity
Motivation and the second motor drive, the solar panel installation is on the support frame.
2. a kind of parallel four-bar mechanism type device day by day according to claim 1, it is characterised in that: first motor and
Second motor is servomotor.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820909377.2U CN208461756U (en) | 2018-06-13 | 2018-06-13 | A kind of parallel four-bar mechanism type device day by day |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820909377.2U CN208461756U (en) | 2018-06-13 | 2018-06-13 | A kind of parallel four-bar mechanism type device day by day |
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| Publication Number | Publication Date |
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| CN208461756U true CN208461756U (en) | 2019-02-01 |
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| CN201820909377.2U Expired - Fee Related CN208461756U (en) | 2018-06-13 | 2018-06-13 | A kind of parallel four-bar mechanism type device day by day |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110579029A (en) * | 2019-10-23 | 2019-12-17 | 齐鲁工业大学 | sun illumination tracking device |
| CN114204887A (en) * | 2021-12-07 | 2022-03-18 | 珠海城电科技有限公司 | Angle adjusting device and self-risk-avoiding sun-chasing solar power generation equipment |
-
2018
- 2018-06-13 CN CN201820909377.2U patent/CN208461756U/en not_active Expired - Fee Related
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110579029A (en) * | 2019-10-23 | 2019-12-17 | 齐鲁工业大学 | sun illumination tracking device |
| CN114204887A (en) * | 2021-12-07 | 2022-03-18 | 珠海城电科技有限公司 | Angle adjusting device and self-risk-avoiding sun-chasing solar power generation equipment |
| CN114204887B (en) * | 2021-12-07 | 2022-10-18 | 珠海城电科技有限公司 | Angle adjusting device and self-risk-avoiding sun-chasing solar power generation equipment |
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| GR01 | Patent grant | ||
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Granted publication date: 20190201 Termination date: 20190613 |