CN207569749U - A kind of solar street light - Google Patents

Abstract

A solar street lamp, comprising a lamp post, a stepping motor, a main battery and a replacement battery, the lamp post is a hollow column structure, the upper and lower parts of the lamp post are open, a space is opened in the ground, and a through hole is opened on the top surface of the space. The through hole communicates with the inside of the space, the top surface of the through hole communicates with the outside world, the bottom surface of the lamp post is fixedly connected to the ground, the center line of the lamp post and the through hole is collinear, the diameter of the lamp post is larger than the diameter of the through hole, and the inner bottom surface of the space is fixed Install the stepper motor, the output shaft of the stepper motor passes through the through hole and the lamp post in turn, and the outer circumference of the output shaft of the stepper motor is fixedly connected with the inner rings of several bearings. The utility model greatly improves the utilization rate of the solar panel through the cooperation between the illumination sensor and the stepping motor. The control circuit is completely composed of hardware, simple and reliable, and low maintenance cost. The cost of the solar street light system is reduced, and the reliability of the system is improved.

Description

A solar street lamp

technical field

The utility model belongs to the technical field of lighting devices, in particular to a solar street lamp.

Background technique

As the earth's resources become increasingly scarce, the investment cost of basic energy is rising day by day, and various hidden dangers of safety and pollution are ubiquitous. Solar energy, as an "inexhaustible and inexhaustible" safe and environmentally friendly new energy more attention. At the same time, with the development and progress of solar photovoltaic technology, solar lighting products have the dual advantages of environmental protection and energy saving, and the application of solar street lights, garden lights, lawn lights, etc. has gradually formed a scale. However, most of the current solar street lights use solar panels with a fixed inclination angle, and the utilization rate of solar panels needs to be improved. In addition, if there is cloudy weather, the solar panels cannot collect the power required for night work, thus affecting the normal operation of street lights. .

Utility model content

The utility model provides a solar street lamp, which is used to solve the defects in the prior art.

The utility model is realized through the following technical solutions:

A solar street lamp, comprising a lamppost, a stepper motor, a main battery and a replacement battery, the lamppost is a hollow cylinder structure, the upper part and the lower part of the lamppost are both open, a space is opened in the ground, and a through hole is opened on the top surface of the space, The through hole communicates with the inside of the space, the top surface of the through hole communicates with the outside world, the bottom surface of the lamp post is fixedly connected to the ground, the center line of the lamp post and the through hole is collinear, the diameter of the lamp post is larger than the diameter of the through hole, and the inner bottom surface of the space is fixed Install the stepper motor, the output shaft of the stepper motor passes through the through hole and the lamp post in turn, the outer periphery of the output shaft of the stepper motor is fixedly connected to the inner rings of several bearings, and the outer peripheries of the bearings are respectively fixedly connected to the inner wall of the lamp post. The main battery and the backup battery are fixedly installed on both sides of the interior, and the street lamp main body is fixedly installed on the top of one side of the lamp post. The main battery and the backup battery are respectively connected to the main circuit of the street lamp. The top surface of the board is fixedly connected to the bottom surface of the column, and one side of the top surface of the support plate is fixedly connected to the bottom surface of the solar panel. There is an angle between the solar panel and the support plate, and the top surface of the solar panel is fixedly connected to one side of the column. The solar panel is respectively connected with the main storage battery and the backup battery circuit, and several light sensors are arranged on the top surface of the support plate, and the light sensors are evenly distributed on the top surface of the support plate, and the light sensors are connected with the stepping motor circuit.

A solar street lamp as described above, the column is a hollow cylinder structure, a ring-shaped groove is provided on the lower part of the outer periphery of the column, and an arc-shaped through-groove is provided on one side of the inner wall of the annular groove, and the arc-shaped through-groove communicates with the inside of the column. The ring plate is movable outside the ring groove. The top surface and the bottom surface of the ring plate can contact and cooperate with the top surface and the bottom surface of the ring groove at the same time respectively. One end of the support rod is fixedly connected to the outer peripheral side of the plate, and a brush is fixedly installed on the bottom surface of the other end of the support rod. The bottom surface of the brush is in contact with the top surface of the support plate. The motor is fixedly installed, the output shaft of the motor faces downward, and the second gear is fixedly installed on the outer periphery of the motor output shaft, and the first gear can mesh with the inner ring tooth groove and the second gear of the annular plate respectively.

In the above-mentioned solar street lamp, the bottom surface of the support plate is fixedly connected to the top surfaces of several vertical rods, the bottom surface of each vertical rod is an arc-shaped structure, and a circle of first grooves is set on the top surface of the lamp post. The top surface of the first groove communicates with the outside world, and the outer periphery of the bottom surface of the vertical bar can contact and cooperate with the inner wall of the first groove respectively and at the same time.

A solar street lamp as described above, the bottom surface of the annular groove is provided with a second groove, and several balls are movably installed in the second groove, the balls can roll along the second groove respectively, and the outer circumference of the ball can be respectively Fits in contact with the bottom surface of the annular plate.

In the above solar street lamp, the illumination sensor adopts a digital light intensity detection module: GY-30, the illumination range is 0-65535LUX, and the illumination sensor is connected to the main circuit of the street lamp.

According to the above solar street lamp, the power of the solar panel is 100W. .

According to the above-mentioned solar street lamp, twelve light sensors are arranged on the top surface of the support plate.

The utility model has the advantages that: the utility model detects the light intensity in different directions through several light sensors, thereby determining the direction of the maximum light intensity, the light sensor transmits the signal to the stepping motor, and the stepping motor drives the support plate to rotate until the solar energy The solar panel faces the direction with the greatest illuminance, and the utilization rate of the solar panel is the highest when the solar panel is perpendicular to the sunlight, and the solar energy is converted into electrical energy as much as possible. The solar panel is connected to the main storage battery through an integrated circuit, and the solar panel converts solar energy into electrical energy and stores it in the main storage battery and the backup battery. The light sensor continues to work, and when it detects that the current solar panel is no longer perpendicular to the sunlight, it continues to send a signal to the stepper motor to control the rotation of the stepper motor to drive the rotation of the solar panel. Under normal circumstances, only the main battery supplies the power required for the main body of the street lamp. When there is no sunlight during the day, there is no or less power stored in the main battery, and the replacement battery supplies the power required by the main body of the street lamp to avoid causing the street lamp to malfunction. run. The light sensor is connected to the main circuit of the street lamp. When the light sensor detects that the current illuminance is less than 15LUX, the street light is controlled to work. At other times, the street light is turned off, which is more energy-saving. The utility model greatly improves the utilization rate of the solar panel through the cooperation between the illumination sensor and the stepping motor. The control circuit is completely composed of hardware, simple and reliable, and low maintenance cost. The cost of the solar street light system is reduced, and the reliability of the system is improved.

Description of drawings

In order to more clearly illustrate the technical solutions in the embodiments of the present invention or the prior art, the following will briefly introduce the accompanying drawings that need to be used in the description of the embodiments or the prior art. Obviously, the appended drawings in the following description The drawings are some embodiments of the utility model, and those skilled in the art can also obtain other drawings according to these drawings on the premise of not paying creative labor.

Fig. 1 is a schematic structural view of the present utility model; Fig. 2 is a partial enlarged view of I of Fig. 1; Fig. 3 is an enlarged view of a sectional view along the line A-A of Fig. 1 .

Reference signs: 1 lamp post 2 stepper motor 3 main battery 4 replacement battery 5 space 6 through hole 7 support plate 8 column 9 annular groove 10 arc-shaped through groove 11 annular plate 12 pole 13 first gear 14 second gear 15 Vertical bar 16 first groove 17 second groove 18 ball 19 bearing 20 solar panel 21 light sensor.

Detailed ways

In order to make the purpose, technical solutions and advantages of the embodiments of the utility model more clear, the technical solutions in the embodiments of the utility model will be clearly and completely described below in conjunction with the accompanying drawings in the embodiments of the utility model. Obviously, the described The embodiments are some embodiments of the present utility model, but not all embodiments. Based on the embodiments of the present utility model, all other embodiments obtained by persons of ordinary skill in the art without making creative efforts belong to the scope of protection of the present utility model.

A solar street lamp, as shown in the figure, includes a lamp post 1, a stepping motor 2, a main battery 3 and a backup battery 4. The lamp post 1 is a hollow column structure, and the upper and lower parts of the lamp post 1 are both open, and the ground is opened There is a space 5, the top surface of the space 5 is provided with a through hole 6, the through hole 6 communicates with the interior of the space 5, the top surface of the through hole 6 communicates with the outside world, the bottom surface of the lamp post 1 is fixedly connected to the ground, and the connection between the lamp post 1 and the through hole 6 The center lines are collinear, the diameter of the lamp post 1 is greater than the diameter of the through hole 6, and the inner bottom surface of the space 5 is fixedly installed with a stepping motor 2, and the output shaft of the stepping motor 2 passes through the through hole 6 and the lamp post 1 in turn, and the stepping motor The outer circumference of the output shaft of 2 is fixedly connected to the inner rings of several bearings 19, the outer circumferences of the bearings 19 are respectively fixedly connected to the inner wall of the lamp post 1, and the main battery 3 and the backup battery 4 are fixedly installed on both sides of the interior of the space 5, and the lamp post 1 The main body of the street lamp is fixedly installed on the top of one side, the main battery 3 and the backup battery 4 are respectively connected to the circuit of the main body of the street lamp, the upper end of the output shaft of the stepping motor 2 is fixedly connected to the bottom surface of the support plate 7, and the top surface of the support plate 7 is fixedly connected to the bottom surface of the column 8 One side of the top surface of the support plate 7 is fixedly connected to the bottom surface of the solar cell panel 20, and there is an angle between the solar cell panel 20 and the support plate 7, and the top surface of the solar cell panel 20 is fixedly connected to one side of the column 8, and the solar cell panel 20 are respectively connected to the main battery 3 and the backup battery 4 circuits. The top surface of the support plate 7 is provided with several light sensors 21, the light sensors 21 are evenly distributed on the top surface of the support plate 7, and the light sensors 21 are connected to the stepping motor 2 circuit. The utility model detects the light intensity in different directions through several light sensors 21, thereby determining the direction of the maximum light intensity, the light sensor 21 transmits the signal to the stepping motor 2, and the stepping motor 2 works to drive the support plate 7 to rotate until the solar panel 20 faces the direction with the greatest illuminance. When the solar panel is perpendicular to the sunlight, the utilization rate of the solar panel 20 is the highest, and the solar energy is converted into electrical energy as much as possible. The solar panel 20 is connected to the main battery 3 through an integrated circuit, and the solar panel 20 converts solar energy into electrical energy and stores it in the main battery 3 and the backup battery 4 . The illumination sensor 21 continues to work, and when it detects that the current solar panel 20 is no longer perpendicular to the sunlight, it continues to send a signal to the stepper motor 2 to control the rotation of the stepper motor 2 to drive the rotation of the solar panel 20 . Under normal circumstances, only the main battery 3 supplies the power required for the main body of the street lamp. When there is no sunlight during the day, there is no or less power stored in the main battery 3, and the backup battery 4 supplies the power required by the main body of the street lamp to avoid causing Street lights are not functioning properly. The illumination sensor 21 is connected with the main circuit of the street lamp. When the illumination sensor 21 detects that the current illuminance is less than 15LUX, the street lamp is controlled to work. At other times, the street lamp is in a closed state, which is more energy-saving. The utility model greatly improves the utilization rate of the solar panel 20 through the cooperation between the illumination sensor 21 and the stepping motor 2 . The control circuit is completely composed of hardware, simple and reliable, and low maintenance cost. The cost of the solar street light system is reduced, and the reliability of the system is improved.

Specifically, the upright column 8 described in this embodiment is a hollow cylinder structure, an annular groove 9 is provided on the lower part of the outer periphery of the upright column 8, and an arc-shaped through groove 10 is provided on one side of the inner wall of the annular groove 9, and the arc-shaped through-groove 10 and the The inside of the column 8 is connected, and the annular plate 11 is movable outside the annular groove 9. The top surface and the bottom surface of the annular plate 11 can contact and cooperate with the top surface and the bottom surface of the annular groove 9 respectively at the same time. In contact with the inner circumference of the annular groove 9, one end of the outer circumference of the annular plate 11 is fixedly connected to one end of the pole 12, and the bottom surface of the other end of the pole 12 is fixedly installed with a brush, and the bottom surface of the brush is in contact with the top surface of the support plate 7. , the first gear 13 is fixedly installed in the arc-shaped through groove 10, the motor is fixedly installed inside the column 8, the output shaft of the motor is facing downward, and the second gear 14 is fixedly installed on the outer periphery of the output shaft of the motor, and the first gear 13 can be connected with the ring plate at the same time. 11 and the second gear 14 mesh. The motor works to drive the second gear 14 to rotate, and the second gear 14 meshes with the first gear 13, thereby driving the first gear 13 to rotate, and the first gear 13 meshes with the inner ring tooth groove of the annular plate 11, thereby driving the annular plate 11 Rotate, the ring plate 11 drives the support rod 12 and the brush to rotate around the output shaft of the motor, and the brush contacts the top surface of the support plate 7, so that the dust and debris on the top surface of the support plate 7 can be removed to ensure that the light sensor 21 can sense normally. Sunlight, so as to determine the direction of the maximum illuminance, that is, the direction closest to the sunlight, and then send the control signal to the stepper motor 2, and the stepper motor 2 drives the solar panel 20 to rotate, so that the solar panel 20 and the sunlight As vertical as possible, the utilization rate of the solar panel 20 is improved, and the solar energy is converted into electrical energy as much as possible.

Specifically, the bottom surface of the support plate 7 described in this embodiment is fixedly connected to the top surfaces of several vertical bars 15, the bottom surface of each vertical bar 15 is an arc-shaped structure, and the top surface of the lamp post 1 is provided with a circle of first grooves. 16 , the top surface of the first groove 16 communicates with the outside world, and the outer periphery of the bottom surface of the vertical bar 15 can respectively contact and cooperate with the inner wall of the first groove 16 at the same time. This structure can support the support plate 7, and the bottom surface of the vertical bar 15 is an arc-shaped structure and is in contact with the inner wall of the first groove 16. The first groove 16 can limit the vertical bar 15 and improve the operation of the support plate 7. stability, and can reduce the friction between the vertical rod 15 and the lamp post 1, so that the support plate 7 runs more smoothly.

Further, the bottom surface of the annular groove 9 described in this embodiment provides a circle of second grooves 17, and several balls 18 are movably installed in the second grooves 17, and the balls 18 can roll along the second grooves 17 respectively, and the balls 18 The outer peripheries of the ring plates 11 can contact and fit with the bottom surface of the ring plate 11 respectively. This structure reduces the frictional force between the annular plate 11 and the annular groove 9 on the premise of forming a stable support for the annular plate 11 , so that the annular plate 11 runs more smoothly.

Furthermore, the illumination sensor 21 described in this embodiment adopts a digital light intensity detection module: GY-30, the illumination range is 0-65535LUX, and the illumination sensor 21 is connected to the main circuit of the street lamp. The module has direct digital output, omitting complex calculations, and can perform 1LUX high-precision measurement on a wide range of brightness. Using this sensor module, the street light is turned on when the detected ambient illuminance is less than 15LUX, and the street light is not turned on at other times, which can save power.

Furthermore, the power of the solar panel 20 described in this embodiment is 100W. The utilization rate of solar energy can be increased by 30%, which increases the stored electric energy and prevents insufficient power supply.

Furthermore, twelve illumination sensors 21 are provided on the top surface of the support plate 7 described in this embodiment. Twelve illumination sensors 21 cooperate with each other to measure illumination values in different directions and determine the direction of maximum illumination, thereby adjusting the solar panel 20 to be perpendicular to the sunlight as much as possible to improve the utilization rate of light energy.

Finally, it should be noted that: the above embodiments are only used to illustrate the technical solutions of the present utility model, and are not intended to limit it; although the utility model has been described in detail with reference to the foregoing embodiments, those of ordinary skill in the art should understand that: It is still possible to modify the technical solutions recorded in the foregoing embodiments, or perform equivalent replacements for some of the technical features; and these modifications or replacements do not make the essence of the corresponding technical solutions deviate from the spirit of the technical solutions of the various embodiments of the present invention. and range.

Claims (7)

1. a kind of solar street light, it is characterised in that：Including lamppost（1）, stepper motor（2）, main storage battery（3）With substitute battery （4）, lamppost（1）For hollow cylinder structure, lamppost（1）Upper and lower part be open, space is offered in ground（5）, space （5）Top surface open up through-hole（6）, through-hole（6）With space（5）Inside communicates, through-hole（6）Top surface communicated with the external world, lamppost（1） Bottom surface be fixedly connected with ground, lamppost（1）With through-hole（6）Centerline collineation, lamppost（1）Diameter be more than through-hole（6）It is straight Diameter, space（5）Inner bottom surface be fixedly mounted stepper motor（2）, stepper motor（2）Output shaft sequentially pass through through-hole（6）With Lamppost（1）, stepper motor（2）The periphery of output shaft be fixedly connected with several bearings（19）Inner ring, bearing（19）Periphery point Lamppost is not fixedly connected with it（1）Inner wall, space（5）Inside both sides main storage battery is fixedly mounted respectively（3）With substitute battery （4）, lamppost（1）A side roof part be fixedly mounted street lamp main body, main storage battery（3）With substitute battery（4）Respectively with street lamp main body Circuit connects, stepper motor（2）The upper end of output shaft is fixedly connected with support plate（7）Bottom surface, support plate（7）Top surface fix connect Connect column（8）Bottom surface, support plate（7）Top surface side be fixedly connected with solar panel（20）Bottom surface, solar cell Plate（20）With support plate（7）Between have angle, solar panel（20）Top surface be fixedly connected with column（8）Side, the sun It can solar panel（20）Respectively with main storage battery（3）, substitute battery（4）Circuit connects, support plate（7）Top surface be equipped with several illumination Sensor（21）, optical sensor（21）It is uniformly distributed in support plate（7）Top surface, optical sensor（21）With stepper motor （2）Circuit connects.

2. a kind of solar street light according to claim 1, it is characterised in that：The column（8）For hollow cylinder knot Structure, column（8）Periphery lower part open up a ring annular groove（9）, annular groove（9）Inner wall side open up arc through groove（10）, arc Shape through groove（10）With column（8）Inside communicates, annular groove（9）Outer activity installation annular slab（11）, annular slab（11）Top surface and Bottom surface can respectively simultaneously and annular groove（9）Top and bottom be engaged, annular slab（11）Inner ring open up a circle tooth socket And and annular groove（9）Inner circumferential be engaged, annular slab（11）Periphery side be fixedly connected with strut（12）One end, strut （12）The other end bottom surface hairbrush, the bottom surface of hairbrush and support plate is fixedly mounted（7）Top surface be engaged, arc through groove（10） Interior fixed installation first gear（13）, column（8）Inside be fixedly mounted motor, the output shaft of motor downward, motor output shaft Second gear is fixedly mounted in periphery（14）, first gear（13）Can respectively simultaneously and annular slab（11）Inner ring tooth socket, second Gear（14）Engagement.

3. a kind of solar street light according to claim 1, it is characterised in that：The support plate（7）Bottom surface fix Connect several montants（15）Top surface, each montant（15）Bottom surface for arcuate structure, lamppost（1）Top surface open up a circle first Groove（16）, the first groove（16）Top surface communicated with the external world, montant（15）Bottom surface periphery can respectively simultaneously with it is first recessed Slot（16）Inner wall be engaged.

4. a kind of solar street light according to claim 2, it is characterised in that：The annular groove（9）Bottom surface open up One the second groove of circle（17）, the second groove（17）Several balls are installed in interior activity（18）, ball（18）It can be recessed along second respectively Slot（17）It rolls, ball（18）Periphery can respectively with annular slab（11）Bottom surface be engaged.

5. a kind of solar street light according to claim 1, it is characterised in that：The optical sensor（21）Using number Word luminous intensity detection module：GY-30, illuminance range 0-65535LUX, optical sensor（21）It is connect with street lamp main body circuit.

6. a kind of solar street light according to claim 1, it is characterised in that：The solar panel（20）Power For 100W.

7. a kind of solar street light according to claim 1, it is characterised in that：The support plate（7）Top surface be equipped with 12 optical sensors（21）.