CN220830425U - Flat single-axis tracking photovoltaic bracket - Google Patents
Flat single-axis tracking photovoltaic bracket Download PDFInfo
- Publication number
- CN220830425U CN220830425U CN202322411370.1U CN202322411370U CN220830425U CN 220830425 U CN220830425 U CN 220830425U CN 202322411370 U CN202322411370 U CN 202322411370U CN 220830425 U CN220830425 U CN 220830425U
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- upright post
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- 230000005540 biological transmission Effects 0.000 claims abstract description 20
- 230000000149 penetrating effect Effects 0.000 claims description 3
- 238000010248 power generation Methods 0.000 description 8
- 238000012423 maintenance Methods 0.000 description 4
- 229910000831 Steel Inorganic materials 0.000 description 3
- 239000002131 composite material Substances 0.000 description 3
- 239000010959 steel Substances 0.000 description 3
- 239000003795 chemical substances by application Substances 0.000 description 2
- 238000010586 diagram Methods 0.000 description 2
- 230000005611 electricity Effects 0.000 description 2
- 239000003365 glass fiber Substances 0.000 description 2
- NJPPVKZQTLUDBO-UHFFFAOYSA-N novaluron Chemical compound C1=C(Cl)C(OC(F)(F)C(OC(F)(F)F)F)=CC=C1NC(=O)NC(=O)C1=C(F)C=CC=C1F NJPPVKZQTLUDBO-UHFFFAOYSA-N 0.000 description 2
- KXGFMDJXCMQABM-UHFFFAOYSA-N 2-methoxy-6-methylphenol Chemical compound [CH]OC1=CC=CC([CH])=C1O KXGFMDJXCMQABM-UHFFFAOYSA-N 0.000 description 1
- 239000004677 Nylon Substances 0.000 description 1
- 230000003712 anti-aging effect Effects 0.000 description 1
- 230000007797 corrosion Effects 0.000 description 1
- 238000005260 corrosion Methods 0.000 description 1
- 230000008878 coupling Effects 0.000 description 1
- 238000010168 coupling process Methods 0.000 description 1
- 238000005859 coupling reaction Methods 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 239000003822 epoxy resin Substances 0.000 description 1
- 239000000835 fiber Substances 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 229920001778 nylon Polymers 0.000 description 1
- 229920001568 phenolic resin Polymers 0.000 description 1
- 239000005011 phenolic resin Substances 0.000 description 1
- 229920000647 polyepoxide Polymers 0.000 description 1
- 230000005855 radiation Effects 0.000 description 1
- 238000005096 rolling process Methods 0.000 description 1
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- Photovoltaic Devices (AREA)
Abstract
The utility model discloses a flat single-axis tracking photovoltaic bracket, which comprises a component bracket for installing a photovoltaic component and an upright post, wherein the component bracket is hinged at the top end of the upright post, and an inclined strut is fixedly connected to the upright post; an arc-shaped support is fixedly arranged on the assembly support, a support chute is arranged on the arc-shaped support, a sliding roller rotatably arranged on the upright post is movably arranged in the support chute, and a sliding roller rotatably arranged on the diagonal brace is also movably arranged in the support chute; the arc-shaped support is fixedly provided with an arc-shaped rack, and a driving gear meshed with the arc-shaped rack is fixedly arranged on the transmission shaft. A plurality of driving gears are fixedly arranged on the transmission shaft, and each driving gear is meshed with a corresponding arc-shaped rack; the transmission shaft is also fixedly provided with a worm wheel, and a worm meshed with the worm wheel is driven by a gear motor. The flat single-axis tracking photovoltaic bracket has the characteristics of stable structure and strong wind resistance.
Description
Technical Field
The utility model relates to a solar photovoltaic power generation device, in particular to a photovoltaic bracket capable of tracking sun sunshine in a pitching mode.
Background
The photovoltaic support is special equipment for supporting, fixing and rotating the photovoltaic module in the solar photovoltaic power generation system, and mainly comprises a fixing support and a tracking support. The fixed support has simple structure form and lower operation cost and maintenance cost, but has low generating capacity and generating efficiency; the tracking support is controlled by a motor to track the high angle and azimuth angle of solar energy to obtain more solar radiation, so that the power generation capacity of the tracking support can be increased by 8% -30%, but the tracking support is reduced in stability and weakened in wind resistance due to the fact that a power device is needed to adjust the angle of the photovoltaic cell assembly panel.
Compared with a fixed photovoltaic support, the flat single-axis tracking photovoltaic support can remarkably reduce electricity cost, so that the gain brought by increasing the electricity generation amount is greater than the increase of marginal cost of the single-axis tracking support compared with the fixed support. However, the existing single-axis tracking photovoltaic support is supported on the support upright post through the tracking rotating shaft, and because the wind area of the photovoltaic module battery plate is large, the stability of the photovoltaic module and the battery plate is not enough only by a single hinged pendulum shaft, so that the maintenance cost is increased, the high wind vibration is easily formed, and even the photovoltaic module and the battery plate are turned over, the power generation efficiency of a photovoltaic power generation system is affected, the failure rate and the maintenance cost of the photovoltaic power generation system are increased, and the service life of the photovoltaic power generation system is directly affected.
Disclosure of utility model
Aiming at the defects existing in the prior art, the technical problem to be solved by the utility model is to provide the flat single-axis tracking photovoltaic bracket with stable structure and strong wind resistance.
In order to solve the technical problems, the flat single-axis tracking photovoltaic bracket comprises a component bracket for installing a photovoltaic component and a stand column, wherein the component bracket is hinged at the top end of the stand column, and an inclined strut is fixedly connected to the stand column; an arc-shaped support is fixedly arranged on the assembly support, a support chute is arranged on the arc-shaped support, a sliding roller rotatably arranged on the upright post is movably arranged in the support chute, and a sliding roller rotatably arranged on the diagonal brace is also movably arranged in the support chute; the arc-shaped support is fixedly provided with an arc-shaped rack, and a driving gear meshed with the arc-shaped rack is fixedly arranged on the transmission shaft.
Further, a plurality of driving gears are fixedly arranged on the transmission shaft, and each driving gear is meshed with a corresponding arc-shaped rack; the transmission shaft is also fixedly provided with a worm wheel, and a worm meshed with the worm wheel is driven by a gear motor.
Further, arc-shaped brackets are symmetrically arranged on two sides of the plane where the upright posts and the inclined supporting rods are located, corresponding sliding roller shafts are arranged on the upright posts and the inclined supporting rods, and sliding rollers movably sleeved at two ends of the sliding roller shafts are slidably located in bracket sliding grooves of the corresponding side arc-shaped brackets.
Further, the support sliding groove is a circular arc through groove, and the circle center of the circle where the circular arc through groove is located is positioned on the hinge axis of the component support on the upright post.
Further, the support sliding grooves adopt a segmented structure, and all the segments of sliding grooves are positioned on the same circumference.
Further, the arc-shaped support is a semicircular arc bent bar, and the arc-shaped support and the arc-shaped rack adopt an integral structure.
Further, the transmission shaft is rotatably supported on a shaft seat which is fixedly arranged on the upright post.
Further, a support hinge support is fixedly arranged on the assembly support, and a hinge support pin shaft is arranged on the support hinge support and the upright post in a penetrating mode.
In the structure, the arc-shaped support is fixed on the component support, so that the supporting point of the component support is changed from a single supporting point to three supporting points comprising two ends of the arc-shaped support and the upright post end, the supporting point is increased, the bearing capacity of the component support is greatly improved, and the wind resistance and the impact resistance of the support are effectively enhanced; the rotatable slide roller on the upright post and the diagonal brace is movably positioned in the bracket chute, so that the structure not only can ensure the sun tracking swing of the component bracket and the photovoltaic component thereon, but also can improve the structural stability of the whole bracket, has more reasonable stress, can resist the action of external force, and keeps the integral strength and rigidity of the structure. Arc-shaped brackets are symmetrically arranged on the two sides of the upright post and the inclined stay bars, so that the supporting stability of the assembly brackets in two vertical directions is enhanced, and the structure is firmer and more reasonable. And because the arc-shaped rack is fixedly arranged on the arc-shaped bracket and meshed with the driving gear, the pitching sun tracking of the photovoltaic module can be realized by driving the rack gear pair through the transmission shaft, and a plurality of driving gears can be arranged on the transmission shaft, so that the linkage tracking of the multi-unit photovoltaic module can be realized.
Drawings
The flat single-axis tracking photovoltaic bracket of the present utility model is further described in detail below with reference to the accompanying drawings and detailed description.
FIG. 1 is a schematic diagram of an end-face structure of one embodiment of a flat single axis tracking photovoltaic bracket of the present utility model;
fig. 2 is a schematic diagram of the front structure of fig. 1.
In the figure, the three-dimensional photovoltaic power generation device comprises a 1-upright post, a 2-driving shaft support bracket, a 3-diagonal brace, a 4-component support, a 5-photovoltaic component, a 6-support hinged support, a 7-hinged support pin shaft, an 8-arc support, a 9-support sliding groove, a 10-sliding roller, an 11-sliding roller shaft, a 12-arc rack, a 13-driving gear, a 14-driving shaft, a 15-shaft seat, a 16-worm wheel, a 17-worm, a 18-gear motor, a 19-gear motor pedestal and a 20-upright post base.
Detailed Description
The flat single-axis tracking photovoltaic support shown in fig. 1 and 2 comprises a plurality of photovoltaic modules 5 and module supports 4 which are arranged in the same row, wherein each photovoltaic module 5 and each module support 4 are correspondingly provided with a stand column 1, and the lower ends of the stand columns 1 are deeply planted in a stratum through stand column bases 20. A transmission shaft 14 is rotatably supported on each upright 1 in the same row, and driving gears 13 twice as many as the photovoltaic modules 5 are fixedly mounted on the transmission shaft 14, each photovoltaic module 5 is correspondingly provided with two driving gears 13, and the two driving gears 13 are respectively positioned at two sides of the corresponding upright 1. A worm wheel 16 is fixedly arranged on the transmission shaft 14, the worm wheel 16 is meshed with a worm 17 to form a worm wheel and worm pair, the worm 17 is connected with a power output shaft of a gear motor 18 through a coupling, and the gear motor 18 is fixedly arranged on a gear motor pedestal 19. The gear motor 18 drives the transmission shaft 14 through a worm gear pair consisting of a worm wheel 16 and a worm 17, and the transmission shaft 14 drives the component bracket 4 and the photovoltaic component 5 thereon through the driving gear 13 on the transmission shaft to realize sun tracking and swinging.
The upper side of the component support 4 is fixedly provided with a photovoltaic component 5, the center of the lower side of the component support 4 is hinged at the top end of the upright 1 through a support hinge support 6 and a hinge support pin 7, the support hinge support 6 is fixedly arranged on the lower side of the component support 4, and the hinge support pin 7 is arranged at the top ends of the support hinge support 6 and the upright 1 in a penetrating manner. Two diagonal braces 3 are symmetrically and fixedly arranged on the upright 1, the space of each diagonal brace 3 is perpendicular to the axial lead of the hinge pin 7, two arc-shaped brackets 8 are fixedly arranged on the lower side face of each component bracket 4, the plane where the arc-shaped brackets 8 are located is also perpendicular to the axial lead of the hinge pin 7, the arc-shaped brackets 8 are semicircular arc-shaped bent strips, two ends of each arc-shaped bracket 8 are fixedly connected to the lower side face of the component bracket 4, three-section bracket sliding grooves 9 are formed in the arc-shaped brackets 8 along the same circumference, each bracket sliding groove 9 is a through groove, and the circle center of the circle where the three-section bracket sliding grooves 9 are located is located on the axial lead of the hinge pin 7.
Two arc-shaped brackets 8 corresponding to each component bracket 4 are symmetrically positioned on two sides of the upright post 1 and the two diagonal braces 3 respectively. Corresponding roller shafts 11 are fixedly arranged on the upright posts 1, two rollers 10 are movably sleeved at the end parts of the roller shafts 11 extending towards the two ends, and the rollers 10 at each end of the roller shafts 11 are rollably positioned in the bracket sliding grooves 9 of the same-side arc brackets 8. Correspondingly, the overhanging end of each inclined strut 3 is fixedly provided with a corresponding roller shaft 11, two rollers 10 are movably sleeved at two ends of the roller shaft 11 extending towards two ends, and the rollers 10 at each end of the roller shaft 11 are also positioned in the corresponding bracket sliding grooves 9 of the same-side arc brackets 8 in a rolling way.
The arc rack 12 is fixedly connected to the lower side of the arc support 8, the arc rack 12 and the arc support 8 adopt an integral structure, namely, transmission teeth on the arc rack 12 are directly manufactured on the lower side of the arc support 8, each side of the arc support 8 and the arc rack 12 on the arc support are respectively provided with a driving gear 13, the driving gears 13 are fixedly arranged on the driving shafts 14, the driving shafts 14 are rotatably supported on the shaft seats 15, and the shaft seats 15 are arranged on the upright posts 1 through the driving support brackets 2.
The above-mentioned assembly bracket 4, the arc-shaped bracket 8, the diagonal brace 3, the arc-shaped rack 12, the upright 1 and the drive shaft support bracket 2 are all made of reinforced bracket composite materials, the upright 1 and the drive shaft support bracket 2 are made into a whole, and the slide roller 10 and the drive gear 13 are made of nylon materials. The composite material comprises the following components in percentage by weight (wt%) of glass fiber: 40%; steel wire: 8%; phenolic resin 4; a curing agent 2; anti-aging agent: 0.5; 45.5 of epoxy resin. The fiber diameter of the glass fiber is 5 micrometers, the diameter of the steel wire is 0.1 millimeter, and the length of the steel wire is 35-50 millimeters. The composite material has high mechanical performance, corrosion resistance and wear resistance, long service life and low maintenance cost.
The foregoing is illustrative of some preferred embodiments of the utility model, but the utility model is not limited thereto. There are many modifications and variations which do not depart from the gist of the utility model and which are intended to be within the scope of the utility model.
Claims (8)
1. A flat single axis tracking photovoltaic support, including being used for installing assembly support (4) of photovoltaic assembly (5) to and stand (1), its characterized in that: the assembly bracket (4) is hinged at the top end of the upright post (1), and the upright post (1) is fixedly connected with an inclined strut (3); an arc-shaped bracket (8) is fixedly arranged on the component bracket (4), a bracket chute (9) is arranged on the arc-shaped bracket (8), a sliding roller (10) rotatably arranged on the upright post (1) is movably arranged in the bracket chute (9), and the sliding roller (10) rotatably arranged on the diagonal brace (3) is also movably arranged in the bracket chute (9); an arc-shaped rack (12) is fixedly arranged on the arc-shaped bracket (8), and a driving gear (13) meshed with the arc-shaped rack (12) is fixedly arranged on a transmission shaft (14).
2. The flat single axis tracking photovoltaic bracket according to claim 1, wherein: a plurality of driving gears (13) are fixedly arranged on the transmission shaft (14), and each driving gear (13) is meshed with a corresponding arc-shaped rack (12); a worm wheel (16) is fixedly arranged on the transmission shaft (14), and a worm (17) meshed with the worm wheel (16) is driven by a gear motor (18).
3. The flat single axis tracking photovoltaic bracket according to claim 1, wherein: arc supports (8) are symmetrically arranged on two sides of the plane where the upright post (1) and the inclined supporting rod (3) are located, corresponding sliding roller shafts (11) are arranged on the upright post (1) and the inclined supporting rod (3), and sliding rollers (10) movably sleeved at two ends of the sliding roller shafts (11) are slidably located in support sliding grooves (9) of the arc supports (8) on the corresponding sides.
4. A flat single axis tracking photovoltaic support according to claim 1, 2 or 3, characterized in that: the support sliding groove (9) is a circular arc through groove, and the circle center of the circle where the circular arc through groove is located is positioned on the hinge axis of the component support (4) on the upright post (1).
5. The flat single axis tracking photovoltaic bracket according to claim 4, wherein: the support sliding groove (9) adopts a segmented structure, and all the segments of sliding grooves are positioned on the same circumference.
6. The flat single axis tracking photovoltaic bracket according to claim 1, wherein: the arc-shaped support (8) is a semicircular arc bent strip, and the arc-shaped support (8) and the arc-shaped rack (12) adopt an integral structure.
7. The flat single axis tracking photovoltaic bracket according to claim 1, wherein: the transmission shaft (14) is rotatably supported on the shaft seat (15), and the shaft seat (15) is fixedly arranged on the upright post (1).
8. The flat single axis tracking photovoltaic bracket according to claim 1, wherein: the assembly bracket (4) is fixedly provided with a bracket hinge support (6), and a hinge pin shaft (7) is arranged on the bracket hinge support (6) and the upright post (1) in a penetrating mode.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322411370.1U CN220830425U (en) | 2023-09-05 | 2023-09-05 | Flat single-axis tracking photovoltaic bracket |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322411370.1U CN220830425U (en) | 2023-09-05 | 2023-09-05 | Flat single-axis tracking photovoltaic bracket |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN220830425U true CN220830425U (en) | 2024-04-23 |
Family
ID=90725008
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202322411370.1U Active CN220830425U (en) | 2023-09-05 | 2023-09-05 | Flat single-axis tracking photovoltaic bracket |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN220830425U (en) |
-
2023
- 2023-09-05 CN CN202322411370.1U patent/CN220830425U/en active Active
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