CN217721074U

CN217721074U - Novel distributed photovoltaic power station

Info

Publication number: CN217721074U
Application number: CN202123103099.2U
Authority: CN
Inventors: 严程; 陈煜天; 戴宏余
Original assignee: Jiangsu Tongguang Changlong Electric Power Energy Co ltd
Current assignee: Jiangsu Tongguang Changlong Electric Power Energy Co ltd
Priority date: 2021-12-11
Filing date: 2021-12-11
Publication date: 2022-11-01
Anticipated expiration: 2031-12-11

Abstract

The utility model discloses a novel distributed photovoltaic power station, which comprises an underframe and an adjusting unit; a chassis: the rear end of the solar cell is rotatably connected with a support frame through a rotating shaft, a solar cell panel is arranged on the upper surface of the support frame, the middle part of the upper surface of the underframe is slidably connected with a slide bar, the upper surfaces of the slide bars are symmetrically and rotatably connected with connecting rods through rotating shafts, and the upper ends of the connecting rods are rotatably connected with the front end of the support frame through rotating shafts III; an adjustment unit: the adjusting unit is arranged in the middle of the bottom frame and matched with the sliding strip; wherein: still include the electrical apparatus case, the right side of lateral wall is equipped with the battery under the electrical apparatus case, and the left rear of lateral wall is equipped with charge-discharge controller under the electrical apparatus case, and the left place ahead of lateral wall is equipped with the dc-to-ac converter under the electrical apparatus case, and the battery is connected with charge-discharge controller both way electricity, and charge-discharge controller's input is connected to solar cell panel's output electricity, and this novel distributed photovoltaic power station can adjust solar cell panel's angle to it is simple and convenient to adjust.

Description

Novel distributed photovoltaic power station

Technical Field

The utility model relates to a photovoltaic power plant technical field specifically is a novel distributed photovoltaic power plant.

Background

Abundant solar radiation energy is an important energy source, is inexhaustible, pollution-free, low-priced, the energy that people can freely utilize, can use distributed photovoltaic power plant when solar radiation energy is utilized, distributed photovoltaic power plant is one kind and utilizes distributed resource, the installation scale is less, arrange near the user, adopt photovoltaic module, the photovoltaic power generation facility of solar energy direct conversion electric energy, follow the principle of fit according to the circumstances, clean high efficiency, decentralized layout, utilize near, make full use of local solar energy resource, replace and reduce fossil energy consumption, at present, distributed photovoltaic power plant generally fixes solar cell panel to the surface of building through the support frame and generates electricity, and then most distributed photovoltaic power plant can not adjust solar cell panel's angle, and then the solar radiation angle difference can influence solar cell panel's generating efficiency in different seasons, also some can adjust solar cell panel's angle, but use inconveniently, damage easily takes place, for this, we propose a novel distributed photovoltaic power plant.

SUMMERY OF THE UTILITY MODEL

The to-be-solved technical problem of the utility model is to overcome current defect, provide a novel distributed photovoltaic power plant, solar cell panel angle modulation is convenient to can control the heat dissipation of electrical apparatus case, improve inside electrical components's life, can effectively solve the problem in the background art.

In order to achieve the above purpose, the utility model provides a following technical scheme: a novel distributed photovoltaic power station comprises an underframe and an adjusting unit;

a chassis: the rear end of the solar cell is rotatably connected with a support frame through a rotating shaft, a solar cell panel is arranged on the upper surface of the support frame, the middle part of the upper surface of the underframe is slidably connected with a slide bar, the upper surfaces of the slide bars are symmetrically and rotatably connected with connecting rods through rotating shafts, and the upper ends of the connecting rods are rotatably connected with the front end of the support frame through rotating shafts III;

an adjusting unit: the adjusting unit is arranged in the middle of the bottom frame and matched with the sliding strip;

wherein: still include the electrical apparatus case, the right side of lateral wall is equipped with the battery under the electrical apparatus case, the left rear of lateral wall is equipped with charge-discharge controller under the electrical apparatus case, the left place ahead of lateral wall is equipped with the dc-to-ac converter under the electrical apparatus case, the battery is connected with charge-discharge controller's two-way electricity, charge-discharge controller's input is connected to solar cell panel's output electricity, charge-discharge controller's output is connected to the input electricity of dc-to-ac converter, can be simple and convenient adjust solar cell panel's angle, and then help promoting the efficiency of electricity generation, and adjust simple structure, use smooth and easy long service life, simultaneously can be convenient adjust the temperature to the electrical apparatus incasement portion, and can prevent that external dust from entering into the inside pollution electrical components of electrical apparatus case, and then help prolonging electrical components's life.

Furthermore, the adjusting unit comprises a screw rod and a nut component, the screw rod is connected between the front end and the rear end of the bottom frame in a rotating mode through a bearing, the nut component is connected to the middle of the outer arc surface of the screw rod in a threaded mode, and the nut component is matched with an open slot in the middle of the sliding strip to facilitate adjustment of the angle of the solar cell panel.

Further, the nut component comprises a nut and a connecting strip, the nut is connected to the outer arc surface of the screw rod in a threaded mode, the connecting strip is arranged between the two nuts, the connecting strip is connected with an open slot in the middle of the vertical plate body of the sliding strip in a sliding mode, the nuts are located on the front side and the rear side of the vertical plate body of the sliding strip respectively, and radial stress of the screw rod is avoided.

Furthermore, the adjusting unit further comprises a hand wheel and tension springs, the hand wheel is arranged at the front end and the rear end of the screw rod respectively, and the tension springs are symmetrically arranged between the front side face of the connecting strip and the front side wall of the bottom frame, so that the screw rod can rotate conveniently.

Furthermore, both ends symmetry about the draw runner lower surface is equipped with little slider, the relative end that deviates from of two little sliders all with the lower surface sliding connection of chassis, the horizontal and vertical displacement of restriction draw runner.

Furthermore, be equipped with the rectangle ventilation pipe between the through-hole of both sides face around the electrical apparatus case, all be equipped with the pipe between the horizontal round hole that corresponds of both sides face about the rectangle ventilation pipe, convenient heat dissipation.

Furthermore, the front end and the rear end of the rectangular ventilation pipe are movably inserted with sealing covers, so that heat preservation is facilitated.

Compared with the prior art, the beneficial effects of the utility model are that: this novel distributed photovoltaic power plant has following benefit:

1. the angle of the solar cell panel can be adjusted according to the difference of geographical positions or the difference of seasons in the using process, a hand wheel is rotated during adjustment, the hand wheel drives a screw rod to rotate, a connecting strip of the hand wheel can limit the rotation of a nut, the screw rod can drive the nut to move, and then two nuts can drive a sliding strip to slide along the surface of an underframe, when the sliding strip slides backwards, the sliding strip can drive the lower end of a connecting rod to move backwards, and then the connecting rod can drive the supporting frame to rotate clockwise around the axis of a second shaft, and further the included angle between the supporting frame and the underframe can be reduced, the supporting frame can drive the solar cell panel to move synchronously, the inclination angle of the solar cell panel can be reduced, when the sliding strip slides forwards in a same way, the inclination angle of the solar cell panel can be increased, when adjustment is performed, the connecting rod can rotate relative to the connecting part of the supporting frame and the sliding strip, the connecting rod is inclined forwards from top to bottom in the using process, and further the gravity of the supporting frame and the solar cell panel can apply a backward acting force to the sliding strip through the connecting rod, and further, and the stress of the sliding strip can be adjusted easily, and the screw rod can be adjusted, and the screw rod can be used for the solar cell panel, and the solar cell panel can be adjusted in a long service life of the solar cell panel, and the solar cell panel can be adjusted easily, and the solar cell panel can be adjusted.

2. In summer, can take off the closing cap from the both ends of rectangle ventilation pipe, then outside air current passes from the inside of rectangle ventilation pipe then can carry out the heat transfer through pipe and the inside hot-air of electrical apparatus incasement portion, and then reduce the inside temperature of electrical apparatus incasement portion, cover the closing cap in winter, can reduce the heat exchange of electrical apparatus case and outside air, and then can guarantee that electrical apparatus incasement portion has higher temperature, can be convenient adjust the inside temperature of electrical apparatus incasement portion, and can prevent that external dust from entering into the inside pollution electrical components of electrical apparatus case, and then help prolonging electrical components's life.

Drawings

FIG. 1 is a schematic structural view of the present invention;

fig. 2 is a schematic cross-sectional view of the solar cell panel of the present invention;

FIG. 3 is an enlarged schematic view of the structure at the position A of the present invention;

fig. 4 is an enlarged schematic structural diagram of the utility model at the B position.

In the figure: the solar photovoltaic power generation device comprises a base frame 1, a supporting frame 2, a sliding bar 3, a connecting rod 4, an adjusting unit 5, a screw rod 51, a nut assembly 52, a nut 521, a connecting bar 522, a hand wheel 53, a tension spring 54, a solar panel 6, a small sliding block 7, an electrical box 8, a storage battery 9, a charging and discharging controller 10, an inverter 11, a rectangular ventilation pipe 12, a circular pipe 13 and a sealing cover 14.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

Referring to fig. 1-4, the present embodiment provides a technical solution: a novel distributed photovoltaic power station comprises an underframe 1 and an adjusting unit 5;

underframe 1: the rear end of the support frame is rotationally connected with a support frame 2 through a first rotating shaft, the underframe 1 provides support and installation positions for parts above the support frame, the upper surface of the support frame 2 is provided with a solar cell panel 6, the middle part of the upper surface of the underframe 1 is slidably connected with a slide bar 3, the upper surface of the slide bar 3 is symmetrically rotationally connected with a connecting rod 4 through a second rotating shaft, the upper end of the connecting rod 4 is rotationally connected with the front end of the support frame 2 through a third rotating shaft, when the slide bar 3 slides backwards, the slide bar 3 can drive the lower end of the connecting rod 4 to move backwards, and then the connecting rod 4 can drive the support frame 2 to rotate clockwise around the axis of the second rotating shaft, so that the included angle between the support frame 2 and the underframe 1 is reduced, the support frame 2 can drive the solar cell panel 6 to move synchronously, the inclination angle of the solar cell panel 6 is reduced, when the slide bar 3 slides forwards, the inclination angle of the solar cell panel 6 is increased, when the slide bar 3 is adjusted, the connecting points of the connecting rod 4, the support frame 2 and the slide bar 3 can rotate relatively, the left and right ends of the lower surface of the slide bar 3 are symmetrically provided with small sliders 7, the two small sliders 7 are connected with the lower surface of the underframe 1, and the sliders 7 are used for limiting the transverse displacement of the sliders 7;

the adjusting unit 5: the adjusting unit 5 is arranged in the middle of the underframe 1, the adjusting unit 5 is matched with the slide bar 3, the adjusting unit 5 comprises a screw rod 51 and a nut component 52, the screw rod 51 is rotatably connected between the front end and the rear end of the underframe 1 through a bearing, the nut component 52 is in threaded connection with the middle of the outer arc surface of the screw rod 51, the nut component 52 is matched with an open slot in the middle of the slide bar 3, the nut component 52 comprises a nut 521 and a connecting bar 522, the nuts 521 are all in threaded connection with the outer arc surface of the screw rod 51, the connecting bar 522 is arranged between the two nuts 521, the connecting bar 522 is in sliding connection with the open slot in the middle of the vertical plate body of the slide bar 3, the nuts 521 are respectively arranged on the front side and the rear side of the vertical plate body of the slide bar 3, the adjusting unit 5 further comprises a hand wheel 53 and a tension spring 54, the hand wheels 53 are respectively arranged at the front end and the rear end of the screw rod 51, the tension spring 54 is symmetrically arranged between the front side surface of the connecting bar 522 and the front side wall of the underframe 1, the angle of the solar cell panel 6 can be adjusted according to different geographical positions or different seasons in the using process, the hand wheel 53 is rotated during adjustment, the hand wheel 53 drives the screw rod 51 to rotate, the connecting bar 522 of the hand wheel can limit the rotation of the nut 521, the screw rod 51 can drive the nut 521 to move, the two nuts 521 can drive the slide bar 3 to slide along the surface of the underframe 1, the connecting rod 4 inclines forwards from bottom to top in the using process, the gravity of the support frame 2 and the solar cell panel 6 can apply a backward acting force to the slide bar 3 through the connecting rod 4, the tension spring 54 in a stretching state can apply a forward acting force to the slide bar 3, a part of the gravity is balanced, the slide bar 3 can slide backwards conveniently, the connecting bar 522 slides with the slide bar 3, and the acting force in the vertical direction of the slide bar 3 can not be transmitted to the screw rod 51 through the connecting bar 522 and the nut 521, the radial stress of the screw 51 is small, so that the screw is not easy to bend, and the flexibility of the angle adjustment of the solar cell panel 6 is ensured;

wherein: the solar photovoltaic power generation device also comprises an electrical box 8, a storage battery 9 is arranged on the right side of the lower side wall of the electrical box 8, a charge and discharge controller 10 is arranged on the left rear side of the lower side wall of the electrical box 8, an inverter 11 is arranged on the left front side of the lower side wall of the electrical box 8, the storage battery 9 is in bidirectional electrical connection with the charge and discharge controller 10, the output end of the solar panel 6 is electrically connected with the input end of the charge and discharge controller 10, the input end of the inverter 11 is electrically connected with the output end of the charge and discharge controller 10, when the solar panel 6 faces the sun in use, and further, when the solar panel 6 irradiates the surface of the solar panel 6, the interior of the solar panel 6 generates a photovoltaic effect, further, the solar panel 6 converts light energy into electric energy and transmits the electric energy to the charge and discharge controller 10, the charge and discharge controller 10 adjusts the voltage of the electric energy transmitted by the solar panel 6 and then transmits the electric energy to the storage battery 9, and the electric energy is stored by the storage battery 9, when the outside needs to use electric energy, the electric energy in the storage battery 9 is transmitted to the inverter 11 through the charge and discharge controller 10, the inverter 11 boosts the output electric energy for electric equipment, rectangular ventilation pipes 12 are arranged between through holes on the front side surface and the rear side surface of the electric box 8, round pipes 13 are arranged between round holes transversely corresponding to the left side surface and the right side surface of each rectangular ventilation pipe 12, sealing covers 14 are movably inserted at the front end and the rear end of each rectangular ventilation pipe 12, the sealing covers 14 can be taken down from the two ends of each rectangular ventilation pipe 12 in summer, then external air flow penetrates through the inside of each rectangular ventilation pipe 12 and can exchange heat with hot air in the electric box 8 through the round pipes 13, the temperature in the electric box 8 is reduced, the sealing covers 14 are covered in winter, the heat exchange between the electric box 8 and external air can be reduced, and higher temperature in the electric box 8 can be ensured, thereby being beneficial to prolonging the service life of internal electrical components.

The utility model provides a pair of novel distributed photovoltaic power plant's theory of operation as follows: when the solar energy storage device is used, the solar cell panel 6 faces the direction of the sun, and further, when light irradiates the surface of the solar cell panel 6, a photovoltaic effect is generated inside the solar cell panel 6, further, the solar cell panel 6 converts light energy into electric energy and transmits the electric energy to the charge and discharge controller 10, the charge and discharge controller 10 adjusts the voltage of the electric energy transmitted by the solar cell panel 6 and then transmits the electric energy to the storage battery 9, the storage battery 9 stores the electric energy, when the electric energy is needed to be used outside, the electric energy inside the storage battery 9 is transmitted to the inverter 11 through the charge and discharge controller 10, the inverter 11 boosts the output electric energy for the electric equipment to use, in the using process, the angle of the solar cell panel 6 can be adjusted according to different geographic positions or different seasons, the hand wheel 53 is rotated during adjustment, the hand wheel 53 drives the screw rod 51 to rotate, and the connecting strip 522 can limit the rotation of the nut 521, and then the screw 51 will drive the nut 521 to move, and then the two nuts 521 will drive the slide bar 3 to slide along the surface of the bottom frame 1, when the slide bar 3 slides backwards, the slide bar 3 will drive the lower end of the connecting rod 4 to move backwards, and then the connecting rod 4 will drive the supporting frame 2 to rotate clockwise around the axis of the second rotating shaft, and further the included angle between the supporting frame 2 and the bottom frame 1 will become smaller, the supporting frame 2 will drive the solar cell panel 6 to move synchronously, the inclination angle of the solar cell panel 6 will become smaller, and similarly, when the slide bar 3 slides forwards, the inclination angle of the solar cell panel 6 will become larger, and at the same time of adjustment, the connecting rod 4 will rotate relatively to the connecting positions of the supporting frame 2 and the slide bar 3, and during the use, the connecting rod 4 tilts forwards from the top to the bottom, and further the gravity of the supporting frame 2 and the solar cell panel 6 will apply a backward acting force to the slide bar 3 through the connecting rod 4, and then extension spring 54 in tensile state can apply a forward effort for draw runner 3, and then balanced some gravity, and then make things convenient for the backward slip of draw runner 3, connecting strip 522 and draw runner 3 realize can slightly sliding simultaneously, and then the effort of the vertical direction of draw runner 3 can not transmit for screw rod 51 through connecting strip 522 and nut 521, and then the radial atress of screw rod 51 is less, and then be difficult to take place the bending, and then guarantee the flexibility of solar cell panel 6 angle regulation, in summer, can take off closing cap 14 from the both ends of rectangle ventilation pipe 12, then outside air current passes from the inside of rectangle ventilation pipe 12 and then can carry out the heat transfer through pipe 13 and the inside hot-air of electrical apparatus case 8, and then reduce the inside temperature of electrical apparatus case 8, cover closing cap 14 in winter, can reduce the heat exchange of electrical apparatus case 8 and outside air, and then can guarantee that there is higher temperature in electrical apparatus case 8, and then help prolonging the life of inside electrical apparatus component.

It should be noted that the solar panel 6, the storage battery 9, the charge and discharge controller 10, and the inverter 11 disclosed in the above embodiments may be freely configured according to practical application scenarios, the solar panel 6 may be a solar panel with a model of SFM30072, the charge and discharge controller 10 may be a charge and discharge controller with a model of MPPT5020, and the inverter 11 may be an inverter with a model of SCGP-C.

The above only is the embodiment of the present invention, not limiting the scope of the present invention, all the equivalent structures or equivalent processes of the present invention are used in the specification and the attached drawings, or directly or indirectly applied to other related technical fields, and the same principle is included in the protection scope of the present invention.

Claims

1. The utility model provides a novel distributed photovoltaic power plant which characterized in that: comprises a chassis (1) and an adjusting unit (5);

chassis (1): the rear end of the solar cell is rotatably connected with a support frame (2) through a first rotating shaft, a solar cell panel (6) is arranged on the upper surface of the support frame (2), a sliding strip (3) is connected to the middle of the upper surface of the underframe (1) in a sliding mode, the upper surface of the sliding strip (3) is symmetrically and rotatably connected with connecting rods (4) through a third rotating shaft, and the upper ends of the connecting rods (4) are rotatably connected with the front end of the support frame (2) through a third rotating shaft;

adjusting unit (5): the adjusting unit (5) is arranged in the middle of the bottom frame (1) in a matching way with the slide bar (3);

wherein: still include electrical apparatus box (8), the right side of lateral wall is equipped with battery (9) under electrical apparatus box (8), and the left rear of lateral wall is equipped with charge-discharge controller (10) under electrical apparatus box (8), and the left place ahead of lateral wall is equipped with dc-to-ac converter (11) under electrical apparatus box (8), and battery (9) are connected with charge-discharge controller (10) two-way electricity, and the input of charge-discharge controller (10) is connected to the output electricity of solar cell panel (6), and the output of charge-discharge controller (10) is connected to the input electricity of dc-to-ac converter (11).

2. A new distributed photovoltaic power plant according to claim 1 characterized in that: adjusting element (5) include screw rod (51) and nut component (52), screw rod (51) rotate through the bearing and connect between the front and back both ends of chassis (1), and the extrados middle part threaded connection of screw rod (51) has nut component (52), and nut component (52) set up with the open slot cooperation in draw runner (3) middle part.

3. A new distributed photovoltaic power plant according to claim 2, characterized in that: nut component (52) include nut (521) and connecting strip (522), the equal threaded connection in extrados of screw rod (51) of nut (521), is equipped with connecting strip (522) between two nuts (521), and open slot sliding connection in the middle part of connecting strip (522) and the vertical plate body of draw runner (3), and nut (521) are located the front and back both sides of the vertical plate body of draw runner (3) respectively.

4. The novel distributed photovoltaic power plant of claim 2 wherein: the adjusting unit (5) further comprises a hand wheel (53) and tension springs (54), the hand wheel (53) is arranged at the front end and the rear end of the screw rod (51) respectively, and the tension springs (54) are symmetrically arranged between the front side face of the connecting strip (522) and the front side wall of the underframe (1).

5. The novel distributed photovoltaic power plant of claim 1 wherein: the left end and the right end of the lower surface of the sliding strip (3) are symmetrically provided with small sliding blocks (7), and the opposite deviating ends of the two small sliding blocks (7) are connected with the lower surface of the bottom frame (1) in a sliding mode.

6. A new distributed photovoltaic power plant according to claim 1 characterized in that: rectangular ventilation pipes (12) are arranged between the through holes on the front side face and the rear side face of the electric appliance box (8), and circular pipes (13) are arranged between the circular holes which are transversely corresponding to the left side face and the right side face of each rectangular ventilation pipe (12).

7. A novel distributed photovoltaic power plant as claimed in claim 6, characterized in that: the front end and the rear end of the rectangular ventilation pipe (12) are movably inserted with sealing covers (14).