CN207200645U - A kind of solar street light generates electricity by way of merging two or more grid systems device - Google Patents

Abstract

Generated electricity by way of merging two or more grid systems device the utility model discloses a kind of solar street light, including base, the upper end of the base is fixedly connected with mobile jib, and the outer wall uniform ring of mobile jib is arranged with several poles, the one end of the pole away from mobile jib is provided with the first solar panels, the upper end of the mobile jib is fixedly connected with fixed block, and the outer wall side of fixed block is fixedly connected with street lamp, connecting shaft is plugged with by groove in the fixed block, and the top of connecting shaft is rotatably connected to supporting plate, the outer wall of supporting plate is provided with the second solar panels, chute is provided with the connecting shaft, and sliding block is slidably connected in chute, the bottom of the sliding block is connected with the first motor by first rotating shaft, the upper end of the sliding block is fixedly connected with drawstring, and the bottom wall connection of drawstring one end and supporting plate away from sliding block.The utility model is simple in construction, easy to operate, realizes effective utilization of solar energy, while avoids the waste of the energy, energy-conserving and environment-protective.

Description

A grid-connected power generation device for solar street lamps

technical field

The utility model relates to the technical field of solar grid-connected power generation, in particular to a solar street lamp grid-connected power generation device.

Background technique

Faced with the increasing shortage of non-renewable energy sources in the world, solar power generation, as a new type of renewable energy source, is being vigorously developed by people. The solar street lamp is one of the more mature technologies and the most widely used one. Northwest China and our province are vigorously developing solar street lighting. There are already many solar street lights in operation, and more are under construction and installation. According to the design requirements of solar street lamps and the actual situation in various parts of our province, sometimes there will be no rainy weather for more than ten consecutive days or even dozens of days, and the electric energy generated by solar street lamps is greater than the daily lighting requirements. The excess power is used to replenish the battery, but if there is no rainy weather for a long time, most of the power will be wasted every day.

Utility model content

In order to solve the problems mentioned in the above background technology, the utility model provides a grid-connected power generation device for solar street lamps.

In order to achieve the above object, the utility model adopts the following technical solutions:

A solar street lamp grid-connected power generation device, comprising a base, the upper end of the base is fixedly connected with a main pole, and the outer wall of the main pole is evenly surrounded by several poles, and the end of the pole far away from the main pole is installed with a first For the solar panel, the upper end of the main rod is fixedly connected with a fixed block, and the outer wall side of the fixed block is fixedly connected with a street lamp, and a connecting shaft is inserted into the fixed block through a groove, and the top end of the connecting shaft is rotatably connected with a support a second solar panel is installed on the outer wall of the support plate, a chute is provided in the connecting shaft, and a slider is slidably connected in the chute, and the bottom of the slider is connected with a first driving motor through a first rotating shaft, The upper end of the slider is fixedly connected with a pull cord, and the end of the pull cord away from the slider is connected to the bottom wall of the support plate, the outer wall of the connecting shaft located in the groove is sleeved with a first gear, and the first gear One side is meshed with a second gear, and one side of the second gear is connected with a second drive motor through a second rotating shaft, and the second drive motor is fixed on the bottom side of the fixed block, and the base is installed through a cavity Has battery pack.

Preferably, a spring is connected between one side of the outer wall of the connecting shaft and the bottom wall of the support plate.

Preferably, both sides of the outer wall of the slider are fixedly connected with limiting blocks symmetrically, and the inner wall of the chute is provided with limiting grooves corresponding to the limiting blocks.

Preferably, the inner bottom of the main pole is provided with an inverter.

Preferably, a pulley is horizontally and fixedly connected to the inner wall of the chute, and the stay rope is clipped to one side of the pulley.

Compared with the prior art, the beneficial effect of the utility model is: firstly, the first solar panel and the second solar panel fully absorb the light energy, and convert the solar energy into electrical energy and store it in the battery pack, while avoiding the traditional street lamp The disadvantage of not installing solar panels on the light pole improves the conversion efficiency. After the battery pack is fully charged, the solar controller turns off the charging of the battery pack and transmits the excess power to the grid through the inverter, avoiding energy waste. The solar controller starts the second driving motor, and the second gear drives the first gear to rotate, so that the first gear drives the connecting shaft to rotate, so as to realize the rotation of the second solar panel. Under the action, the slider is driven to slide, and the support plate is pulled by the pull rope, so that the angle can be adjusted according to the direct sunlight direction for tracking, which can convert solar energy into electrical energy to the greatest extent and improve the utilization rate of solar energy. The utility model is simple in structure, easy to operate, realizes the effective utilization of solar energy, avoids the waste of energy at the same time, saves energy and protects the environment.

Description of drawings

Fig. 1 is the structural representation of the utility model;

Fig. 2 is the enlarged schematic view of the structure of the utility model A.

In the figure: main rod 1, base 2, fixed block 3, support rod 4, first solar panel 5, connecting shaft 6, support plate 7, second solar panel 8, street lamp 9, spring 10, pull rope 11, slider 12. Limiting block 13, first drive motor 14, first gear 15, second gear 16, second drive motor 17, inverter 18, battery pack 19, pulley 20.

Detailed ways

The technical solutions in the embodiments of the present invention will be clearly and completely described below in conjunction with the accompanying drawings in the embodiments of the present invention. Obviously, the described embodiments are only part of the embodiments of the present invention, not all of them. example.

Referring to Figure 1-2, a solar street light grid-connected power generation device includes a base 2, the upper end of the base 2 is fixedly connected with a main pole 1, and the outer wall of the main pole 1 is evenly surrounded by several poles 4, and the poles 4 are far away from One end of the main pole 1 is equipped with a first solar panel 5, the upper end of the main pole 1 is fixedly connected with a fixed block 3, and the outer wall side of the fixed block 3 is fixedly connected with a street lamp 9, and the fixed block 3 is inserted into a connection through a groove. shaft 6, and the top of the connecting shaft 6 is rotatably connected with a support plate 7, the outer wall of the support plate 7 is equipped with a second solar panel 8, the connecting shaft 6 is provided with a chute, and a slide block 12 is slidably connected in the chute, the sliding The bottom of the block 12 is connected with the first driving motor 14 through the first rotating shaft, and the upper end of the slider 12 is fixedly connected with a stay cord 11, and the end of the stay cord 11 away from the slider 12 is connected with the bottom wall of the support plate 7, and the connecting shaft 6 The outer wall located in the groove is sleeved with a first gear 15, and one side of the first gear 15 is meshed with a second gear 16, and one side of the second gear 16 is connected with a second drive motor 17 through a second rotating shaft, and The second drive motor 17 is fixed on one side of the bottom of the fixed block 3, and a storage battery pack 19 is installed through the cavity in the base 2. For electrical connection, the solar controller adopts SKC-10 model, which has high precision and high reliability.

Specifically, a spring 10 is connected between the outer wall side of the connecting shaft 6 and the bottom wall of the support plate 7, and the spring 10 plays a certain stretching effect on the support plate 7, while ensuring that the initial state of the support plate 7 is horizontal. state.

Specifically, both sides of the outer wall of the slider 12 are symmetrically fixedly connected to the limit block 13, and the inner wall of the chute is provided with a limit groove corresponding to the limit block 13, and the limit block 13 plays a position limiting role on the slider 12. , to ensure the smooth sliding of the slider 12.

Specifically, an inverter 18 is provided at the inner bottom of the main pole 1, and the solar panel converts solar energy into electric energy, and stores energy through a storage battery pack 19, and sends excess electric energy to the power grid through the inverter 18 to avoid energy loss. waste.

Specifically, a pulley 20 is horizontally and fixedly connected to the inner wall of the chute, and the stay rope 11 is clamped to one side of the pulley 20, and the pulley 20 plays a certain supporting role.

Working principle: In the utility model, firstly, the first solar panel 5 and the second solar panel 8 fully absorb the light energy, and convert the solar energy into electrical energy to the battery pack 19 for energy storage, while avoiding the traditional street light pole without installation The disadvantages of solar panels improve the conversion efficiency. After the battery pack 19 is fully charged, the solar controller closes the battery pack 19 for charging, and the excess electric energy is delivered to the power grid through the inverter 18, which avoids the waste of energy. The controller starts the second driving motor 17, and the second gear 16 drives the first gear 15 to rotate, so that the first gear 15 drives the connecting shaft 6 to rotate, thereby realizing the 360-degree rotation of the second solar panel 8, and simultaneously starts the first driving motor 14 , and under the action of the first rotating shaft, the slider 12 is driven to slide, and the support plate 7 is pulled by the pull rope 11, so that the angle can be adjusted according to the direct sunlight direction for tracking, and the solar energy can be converted into electric energy to the greatest extent, improving The utilization rate of solar energy.

The above is only a preferred embodiment of the present utility model, but the scope of protection of the present utility model is not limited thereto. Anyone familiar with the technical field is within the technical scope disclosed by the utility model. Any equivalent replacement or change of the technical solution and the concept of the utility model shall fall within the scope of protection of the utility model.

Claims (5)

1. Device, including base 1. a kind of solar street light generates electricity by way of merging two or more grid systems（2）, it is characterised in that：The base（2）Upper end fix It is connected with mobile jib（1）, and mobile jib（1）Outer wall uniform ring be arranged with several poles（4）, the pole（4）Away from mobile jib（1） One end the first solar panels are installed（5）, the mobile jib（1）Upper end be fixedly connected with fixed block（3）, and fixed block（3） Outer wall side be fixedly connected with street lamp（9）, the fixed block（3）It is interior that connecting shaft is plugged with by groove（6）, and connecting shaft （6）Top be rotatably connected to supporting plate（7）, supporting plate（7）Outer wall the second solar panels are installed（8）, the connecting shaft （6）It is interior to be provided with chute, and sliding block is slidably connected in chute（12）, the sliding block（12）Bottom be connected with by first rotating shaft First motor（14）, the sliding block（12）Upper end be fixedly connected with drawstring（11）, and drawstring（11）Away from sliding block（12） One end and supporting plate（7）Bottom wall connection, the connecting shaft（6）Outer wall in groove is socketed with first gear（15）, And first gear（15）Side engagement be connected with second gear（16）, the second gear（16）Side pass through the second rotating shaft It is connected with the second motor（17）, and the second motor（17）It is fixed on fixed block（3）Bottom side, the base （2）It is interior that batteries are provided with by cavity（19）.
2. The device 2. a kind of solar street light according to claim 1 generates electricity by way of merging two or more grid systems, it is characterised in that：The connecting shaft（6） Outer wall side and supporting plate（7）Bottom wall between be connected with spring（10）.
3. The device 3. a kind of solar street light according to claim 1 generates electricity by way of merging two or more grid systems, it is characterised in that：The sliding block（12）'s Outer wall both sides are symmetrically fixedly connected with limited block（13）, and the inwall of chute is provided with and limited block（13）Corresponding stopper slot.
4. The device 4. a kind of solar street light according to claim 1 generates electricity by way of merging two or more grid systems, it is characterised in that：The mobile jib（1）'s Inside bottom is provided with inverter（18）.
5. The device 5. a kind of solar street light according to claim 1 generates electricity by way of merging two or more grid systems, it is characterised in that：The inwall of the chute Level is fixedly connected with pulley（20）, and drawstring（11）It is connected in pulley（20）Side.