CN112413521B - Solar street lamp capable of adjusting illumination direction - Google Patents
Solar street lamp capable of adjusting illumination direction Download PDFInfo
- Publication number
- CN112413521B CN112413521B CN202011556664.8A CN202011556664A CN112413521B CN 112413521 B CN112413521 B CN 112413521B CN 202011556664 A CN202011556664 A CN 202011556664A CN 112413521 B CN112413521 B CN 112413521B
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- solar
- cell panel
- solar cell
- street lamp
- adjusting
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- 238000005286 illumination Methods 0.000 title claims abstract description 36
- 238000001514 detection method Methods 0.000 claims description 23
- 238000005096 rolling process Methods 0.000 claims description 3
- 230000009286 beneficial effect Effects 0.000 abstract description 2
- 238000009434 installation Methods 0.000 description 8
- 230000005540 biological transmission Effects 0.000 description 4
- 230000005611 electricity Effects 0.000 description 4
- 238000010586 diagram Methods 0.000 description 3
- 238000000034 method Methods 0.000 description 2
- 238000010248 power generation Methods 0.000 description 2
- 241000287828 Gallus gallus Species 0.000 description 1
- 238000010276 construction Methods 0.000 description 1
- 230000002354 daily effect Effects 0.000 description 1
- 238000004134 energy conservation Methods 0.000 description 1
- 230000007613 environmental effect Effects 0.000 description 1
- 230000003203 everyday effect Effects 0.000 description 1
- 230000001678 irradiating effect Effects 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
Classifications
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F21—LIGHTING
- F21S—NON-PORTABLE LIGHTING DEVICES; SYSTEMS THEREOF; VEHICLE LIGHTING DEVICES SPECIALLY ADAPTED FOR VEHICLE EXTERIORS
- F21S9/00—Lighting devices with a built-in power supply; Systems employing lighting devices with a built-in power supply
- F21S9/02—Lighting devices with a built-in power supply; Systems employing lighting devices with a built-in power supply the power supply being a battery or accumulator
- F21S9/03—Lighting devices with a built-in power supply; Systems employing lighting devices with a built-in power supply the power supply being a battery or accumulator rechargeable by exposure to light
- F21S9/035—Lighting devices with a built-in power supply; Systems employing lighting devices with a built-in power supply the power supply being a battery or accumulator rechargeable by exposure to light the solar unit being integrated within the support for the lighting unit, e.g. within or on a pole
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F21—LIGHTING
- F21V—FUNCTIONAL FEATURES OR DETAILS OF LIGHTING DEVICES OR SYSTEMS THEREOF; STRUCTURAL COMBINATIONS OF LIGHTING DEVICES WITH OTHER ARTICLES, NOT OTHERWISE PROVIDED FOR
- F21V23/00—Arrangement of electric circuit elements in or on lighting devices
-
- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02S—GENERATION OF ELECTRIC POWER BY CONVERSION OF INFRARED RADIATION, VISIBLE LIGHT OR ULTRAVIOLET LIGHT, e.g. USING PHOTOVOLTAIC [PV] MODULES
- H02S20/00—Supporting structures for PV modules
- H02S20/30—Supporting structures being movable or adjustable, e.g. for angle adjustment
- H02S20/32—Supporting structures being movable or adjustable, e.g. for angle adjustment specially adapted for solar tracking
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F21—LIGHTING
- F21W—INDEXING SCHEME ASSOCIATED WITH SUBCLASSES F21K, F21L, F21S and F21V, RELATING TO USES OR APPLICATIONS OF LIGHTING DEVICES OR SYSTEMS
- F21W2131/00—Use or application of lighting devices or systems not provided for in codes F21W2102/00-F21W2121/00
- F21W2131/10—Outdoor lighting
- F21W2131/103—Outdoor lighting of streets or roads
-
- 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
- Y02B—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO BUILDINGS, e.g. HOUSING, HOUSE APPLIANCES OR RELATED END-USER APPLICATIONS
- Y02B20/00—Energy efficient lighting technologies, e.g. halogen lamps or gas discharge lamps
- Y02B20/72—Energy efficient lighting technologies, e.g. halogen lamps or gas discharge lamps in street lighting
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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
Landscapes
- Life Sciences & Earth Sciences (AREA)
- Sustainable Development (AREA)
- Engineering & Computer Science (AREA)
- General Engineering & Computer Science (AREA)
- Non-Portable Lighting Devices Or Systems Thereof (AREA)
Abstract
The invention discloses a solar street lamp capable of adjusting the illumination direction, which comprises a lamp post and a lamp body arranged on the lamp post, wherein a solar cell panel and an angle adjusting device for adjusting the illumination direction of the solar cell panel are arranged on the lamp post; the angle adjusting device comprises an adjusting mechanism, an illumination angle detecting device and a control device, wherein the control device controls the adjusting mechanism to adjust the angle of the solar cell panel according to the illumination angle of the solar rays detected by the illumination angle detecting device, so that the solar rays can be vertically illuminated on the solar cell panel. The beneficial effects are that: the solar street lamp can automatically adjust the illumination direction of the solar cell panel to ensure that sunlight always irradiates the solar cell panel, thereby greatly improving the solar energy generation capacity of the solar cell panel, saving energy, protecting environment and having good practicability.
Description
Technical Field
The invention relates to the field of street lamps, in particular to a solar street lamp capable of adjusting the illumination direction.
Background
Along with the development of economy, the national requirements on energy conservation and environmental protection are higher and higher, so that most of newly installed street lamps on roads at present are solar street lamps, and particularly, the street lamps installed on vast villages and towns, national roads, county and county roads and even beside village and town roads are almost the same color as the solar street lamps;
the solar street lamp is energy-saving and environment-friendly, and can save electric energy, but in the actual use process, if the power grid is not used for supplying power to the street lamp, the solar cell panel is insufficient for providing the electric energy required by night illumination for the street lamp, because the position of the sun in one day is changed constantly, and the solar cell panel mounted on the street lamp is fixed, the irradiation direction of the solar rays irradiated on the solar cell panel is also changed constantly, as is well known, when the sunlight irradiates the solar cell panel directly, the power generation efficiency of the solar cell panel is highest, and therefore, the solar cell panel is seemed to receive longer sunshine irradiation time in one day, and the actually generated electric energy is limited. In addition, the financial income of vast rural areas is limited, a certain budget is difficult to be set specially for purchasing power grid electricity for the street lamp, so that the solar street lamp installed in the vast rural areas is usually turned on for two hours to be extinguished, especially in winter, the electricity generated by the solar cell panel in one day is consumed basically for one hour, the light brightness is very weak, and the street lamp is a civil engineering for new rural construction and falls down to a chicken rib, so that the development of the solar street lamp is severely limited.
Disclosure of Invention
The invention aims to solve the problems in the background art and provide the solar street lamp capable of adjusting the illumination direction, which can automatically detect the illumination angle of solar rays, adjust the position of the solar cell panel according to the angle of the rays, enable the solar rays to be always vertically illuminated on the solar cell panel, greatly improve the daily power generation capacity of the solar cell panel, reduce the power consumption of the street lamp for taking electricity from a power grid, save energy, protect environment and have good practicability.
In order to achieve the above purpose, the present invention provides the following technical solutions:
the invention provides a solar street lamp capable of adjusting the illumination direction, which comprises a lamp post and a lamp body arranged on the lamp post, wherein a solar cell panel and an angle adjusting device for adjusting the illumination direction of the solar cell panel are arranged on the lamp post;
the angle adjusting device comprises an adjusting mechanism, an illumination angle detecting device and a control device, wherein the control device controls the adjusting mechanism to adjust the angle of the solar cell panel according to the illumination angle of the solar rays detected by the illumination angle detecting device, so that the solar rays can be vertically illuminated on the solar cell panel.
As an important design of the scheme, the adjusting mechanism comprises a first rotating mechanism for driving the solar panel to rotate around a horizontal axis and a second rotating mechanism for driving the solar panel to rotate around a vertical axis.
As the optimal design of the scheme, the second rotating mechanism comprises a sleeve sleeved on the lamp post in a rolling way and a second brake motor for driving the sleeve to rotate;
the first rotating mechanism comprises a first brake motor fixedly connected with the sleeve, and the first brake motor is fixedly connected with the solar panel and used for driving the solar panel to rotate around the horizontal axis.
As the optimal design of the scheme, the illumination angle detection device comprises a detection cylinder and a light hole arranged on the side wall of the detection cylinder;
a hemispherical shell with the diameter larger than that of the light hole is arranged on the inner wall of the detection cylinder, and the spherical center of the hemispherical shell is positioned on the central axis of the light hole;
the hemispherical shell is provided with a plurality of mounting holes along the radial direction, and a light sensor is arranged in each mounting hole.
As the optimal design of the scheme, the detection cylinder is cylindrical.
As the optimal design of the scheme, at least three light holes are formed, and a plurality of light holes are distributed on the detection cylinder in a central symmetry mode.
As the optimal design of the scheme, the light sensor is arranged at one end, far away from the center of the hemispherical shell, in the mounting hole.
The beneficial effects are that: the solar street lamp can automatically adjust the illumination direction of the solar cell panel to ensure that sunlight always irradiates the solar cell panel, thereby greatly improving the solar energy generation capacity of the solar cell panel, saving energy, protecting environment and having good practicability.
Drawings
In order to more clearly illustrate the embodiments of the invention or the technical solutions in the prior art, the drawings that are required in the embodiments or the description of the prior art will be briefly described, it being obvious that the drawings in the following description are only some embodiments of the invention, and that other drawings may be obtained according to these drawings without inventive effort for a person skilled in the art.
FIG. 1 is a schematic diagram of the structure of the present invention;
fig. 2 is an enlarged view of a portion a in fig. 1;
FIG. 3 is an internal block diagram of FIG. 2;
FIG. 4 is a cross-sectional view of C-C in FIG. 2;
fig. 5 is an enlarged view of a portion B in fig. 4;
fig. 6 is a schematic diagram of the operation of the illumination angle detection apparatus.
The reference numerals are explained as follows:
1. a lamp post; 2. a lamp body; 3. a tube seat; 4. a thrust bearing; 5. a gear ring; 6. a sleeve;
7. an illumination angle detection device;
71. a detection cylinder; 72. a cylinder cover; 73. a light hole; 74. a hemispherical shell; 75. a processor; 76. a controller; 77. a mounting hole; 78. a light sensor;
8. a second brake motor; 9. a brake motor I; 10. a mounting frame; 11. a solar cell panel; 12. a gear; 13. and a rotation angle sensor.
Detailed Description
In order to make the objects, technical solutions and advantages of the present invention more apparent, the technical solutions of the present invention will be described in detail below. It will be apparent that the described embodiments are only some, but not all, embodiments of the invention. All other embodiments, based on the examples herein, which are within the scope of the invention as defined by the claims, will be within the scope of the invention as defined by the claims.
The invention provides a solar street lamp capable of adjusting illumination direction, which comprises a lamp post 1 and a lamp body 2 arranged on the lamp post 1, wherein as shown in figure 1, a solar cell panel 11 and an angle adjusting device for adjusting the illumination direction of the solar cell panel 11 are arranged on the lamp post 1; the traditional solar cell panel 11 is fixed mounting on the street lamp, and the illumination direction can not be adjusted, so the generating efficiency of solar cell panel 11 is lower, and this application adjusts the illumination direction of solar cell panel 11 through installing angle adjusting device additional to ensure that sunshine is direct solar cell panel 11 all the time, like this, solar cell panel 11 can last efficient electricity generation, is showing the day generated energy that has increased solar cell panel 11, has reduced the street lamp and has got the power consumption of electric from the electric wire netting, and is energy-concerving and environment-protective, and the practicality is good.
The angle adjusting device comprises an adjusting mechanism, an illumination angle detecting device 7 and a control device, wherein the control device controls the adjusting mechanism to adjust the angle of the solar cell panel 11 according to the illumination angle of the solar rays detected by the illumination angle detecting device 7 so that the solar rays can be vertically illuminated on the solar cell panel 11.
Specifically, the adjusting mechanism comprises a first rotating mechanism for driving the solar panel 11 to rotate around a horizontal axis and a second rotating mechanism for driving the solar panel 11 to rotate around a vertical axis;
as shown in fig. 2 and 3, the second rotating mechanism comprises a sleeve 6 sleeved on the lamp post 1 in a rolling way and a second brake motor 8 for driving the sleeve 6 to rotate, in order to ensure that the sleeve 6 does not slide up and down on the lamp post 1, a tube seat 3 fixedly connected with the lamp post 1 is arranged at the lower end of the sleeve 6, a thrust bearing 4 is arranged between the tube seat 3 and the sleeve 6 so as to prevent the sleeve 6 from rubbing against the tube seat 3, the second brake motor 8 is fixedly arranged on one side of the tube seat 3, a gear ring 5 is tightly sleeved on the sleeve 6, a gear 12 meshed with the gear ring 5 is arranged on the second brake motor 8, and the second brake motor 8 rotates to drive the sleeve 6 to rotate through the gear 12 and the gear ring 5;
as shown in fig. 2 and 3, the first rotating mechanism comprises a first brake motor 9 fixedly connected with the sleeve 6, the first brake motor 9 is fixedly connected with the solar panel 11 and is used for driving the solar panel 11 to rotate around a horizontal axis, specifically, the first brake motor 9 is horizontally and fixedly installed on one side of the sleeve 6, an installation frame 10 is fixedly installed on an output shaft of the first brake motor 9, and the solar panel 11 is fixedly installed on the installation frame 10.
As shown in fig. 4 and 5, the illumination angle detection apparatus 7 includes a detection cylinder 71 and a light transmission hole 73 provided on a side wall of the detection cylinder 71; a cylinder cover 72 is arranged at the upper end of the detection cylinder 71; the detection cylinder 71 is cylindrical, at least three light holes 73 are formed, and the plurality of light holes 73 are distributed on the detection cylinder 71 in a central symmetry manner, so that the design can ensure that solar rays with any angle can enter the detection cylinder 71 through the light holes 73, as shown in fig. 6, the rays in the angle ranges a, c and e respectively enter the hemispherical shell 74 from the three light holes, and the rays in the angle ranges b, d and f can enter the hemispherical shell 74 from two light holes 73.
As shown in fig. 4 and 5, a hemispherical shell 74 with a diameter larger than that of the light transmission hole 73 is mounted on the inner wall of the detection cylinder 71, and the center of the hemispherical shell 74 is located on the central axis of the light transmission hole 73, so that the light entering the hemispherical shell 74 from the light transmission hole 73 coincides with the radius of the hemispherical shell 74.
As shown in fig. 4 and 5, a plurality of mounting holes 77 are formed in the hemispherical shell 74 along the radial direction, a light sensor 78 is installed in the mounting holes 77, when light entering the hemispherical shell 74 through the light holes 73 is injected into the mounting holes 77, the light sensor 78 in the mounting holes 77 can detect a brightness signal, the signal is transmitted to the processor 75 of the control device, and as the mounting holes 77 at different positions on the hemispherical shell 74 correspond to light rays with different irradiation angles, the processor 75 can calculate the irradiation direction of sunlight according to the brightness signals detected by the light sensors 78 in the different mounting holes 77, and accordingly analyze and calculate the angles required to be adjusted by the solar panel 11, namely the angles required to be rotated by the brake motor one 9 and the brake motor two 8, then the processor 75 sends a control instruction to the controller 76 of the control device, and the controller 76 controls the brake motor one 9 and the brake motor two 8 to rotate to adjust the inclination angle of the solar panel 11, and in the adjustment process, the rotation angle sensor 13 detects the rotation angle of the brake motor one 9 and the brake motor two 8 in real time until the solar panel 11 is adjusted in place.
The information of the irradiation angles of the light rays corresponding to the mounting holes 77 at different positions on the hemispherical shell 74 can be implanted into the processor 75 in advance, so that when the light ray sensor 78 feeds back a brightness signal to the processor 75, the processor 75 can immediately know the irradiation angle of the solar light rays at the moment;
in addition, the rotation angle sensor 13 transmits the rotation angle information of the first brake motor 9 and the second brake motor 8 detected in real time to the processor 75, so that the processor 75 can acquire real-time inclination angle information of the solar cell panel 11 according to the rotation angle information, the processor 75 can acquire the angle information of the first brake motor 9 and the second brake motor 8 required to rotate by analyzing the real-time irradiation angle information of solar rays and the real-time inclination angle information of the solar cell panel 11, and then a control instruction is sent to the controller 76, and the controller 76 controls the first brake motor 9 and the second brake motor 8 to rotate by a specified angle.
Because the irradiation angle of the solar rays is continuously changed in one day, the light sensor 78 capable of detecting the brightness signal is also continuously changed, and accordingly, the controller 76 also continuously controls the brake motor one 9 and the brake motor two 8 to rotate, so that the purpose of always vertically irradiating the solar cell panel 11 with the solar rays is achieved.
In order to prevent the disturbance of the light sensor 78 by the external stray light, the light sensor 78 may be installed at one end of the installation hole 77 far from the center of the hemispherical shell 74, as shown in fig. 5, so that the light sensor 78 located in the installation hole 77 senses a brightness signal only after the sun rays are injected into the installation hole 77, and the stray light in the hemispherical shell 74 does not cause the false triggering of the light sensor 78 in the installation hole 77 when the sun rays are injected into the installation hole 77 adjacent to the installation hole 77.
Although the street lamp of this application is structurally more complicated than current street lamp, the cost is with higher costs, because the street lamp of this application can practice thrift certain electric energy every day, consequently in the life cycle of whole street lamp, the electric charge that the street lamp of this application saved is far more than its cost that compares the increase with ordinary solar street lamp, consequently is applicable to the road illumination in vast rural area very much and uses.
The foregoing is merely illustrative of the present invention, and the present invention is not limited thereto, and any person skilled in the art will readily recognize that variations or substitutions are within the scope of the present invention. Therefore, the protection scope of the present invention shall be subject to the protection scope of the claims.
Claims (6)
1. The solar street lamp capable of adjusting the illumination direction comprises a lamp post and a lamp body arranged on the lamp post, and is characterized in that a solar cell panel and an angle adjusting device for adjusting the illumination direction of the solar cell panel are arranged on the lamp post;
the angle adjusting device comprises an adjusting mechanism, an illumination angle detecting device and a control device, wherein the control device controls the adjusting mechanism to adjust the angle of the solar cell panel according to the illumination angle of the solar rays detected by the illumination angle detecting device so as to enable the solar rays to keep perpendicularly illuminating on the solar cell panel;
the illumination angle detection device comprises a detection cylinder and a light hole arranged on the side wall of the detection cylinder;
a hemispherical shell with the diameter larger than that of the light hole is arranged on the inner wall of the detection cylinder, and the spherical center of the hemispherical shell is positioned on the central axis of the light hole;
the hemispherical shell is provided with a plurality of mounting holes along the radial direction, and a light sensor is arranged in each mounting hole.
2. The solar street lamp of claim 1, wherein the adjustment mechanism comprises a first rotation mechanism that rotates the solar panel about a horizontal axis and a second rotation mechanism that rotates the solar panel about a vertical axis.
3. The solar street lamp according to claim 2, wherein the second rotating mechanism comprises a sleeve sleeved on the lamp post in a rolling way and a second brake motor for driving the sleeve to rotate;
the first rotating mechanism comprises a first brake motor fixedly connected with the sleeve, and the first brake motor is fixedly connected with the solar panel and used for driving the solar panel to rotate around the horizontal axis.
4. The solar street lamp of claim 1, wherein the detection cylinder is cylindrical.
5. The solar street lamp of claim 1, wherein at least three of the light holes are arranged in a central symmetry manner on the detection cylinder.
6. The solar street lamp of claim 1, wherein the light sensor is mounted in the mounting hole at an end remote from the center of the hemispherical shell.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202011556664.8A CN112413521B (en) | 2020-12-25 | 2020-12-25 | Solar street lamp capable of adjusting illumination direction |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202011556664.8A CN112413521B (en) | 2020-12-25 | 2020-12-25 | Solar street lamp capable of adjusting illumination direction |
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| Publication Number | Publication Date |
|---|---|
| CN112413521A CN112413521A (en) | 2021-02-26 |
| CN112413521B true CN112413521B (en) | 2024-03-01 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202011556664.8A Active CN112413521B (en) | 2020-12-25 | 2020-12-25 | Solar street lamp capable of adjusting illumination direction |
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| CN (1) | CN112413521B (en) |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113175645A (en) * | 2021-03-30 | 2021-07-27 | 杭州冬元科技有限公司 | Photovoltaic solar lighting device |
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| CN210405187U (en) * | 2019-07-30 | 2020-04-24 | 刘晶 | Solar energy utilization device |
| CN211119117U (en) * | 2019-12-14 | 2020-07-28 | 武汉凌能照明科技有限公司 | Self-adjustable solar street lamp |
| CN212029349U (en) * | 2019-12-25 | 2020-11-27 | 扬州森豪光电科技有限公司 | Solar street lamp with traffic light prompt function for intersection |
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