CN111711085A

CN111711085A - Photovoltaic self-powered equipment for outdoor power cabinet

Info

Publication number: CN111711085A
Application number: CN202010594956.4A
Authority: CN
Inventors: 王云军; 汪靖; 王静谊
Original assignee: HUZHOU TAILUN ELECTRIC POWER EQUIPMENT CO Ltd
Current assignee: Zhejiang Tailun Power Equipment Co.,Ltd.
Priority date: 2020-06-28
Filing date: 2020-06-28
Publication date: 2020-09-25
Anticipated expiration: 2040-06-28
Also published as: CN111711085B

Abstract

The invention discloses photovoltaic self-powered equipment for an outdoor power cabinet. The method comprises the following steps: the photovoltaic panel is connected with a power distribution module inside the cabinet body through an electric wire, the cabinet body is internally provided with an inversion module, a battery and a controller, and the inversion module, the battery and the controller are all connected with the power distribution module. The photovoltaic power supply cabinet can effectively utilize local light resources of the cabinet body to ensure that light energy absorbed by the photovoltaic panel is converted into direct current and converted into 220V alternating current through the inverter to be used by electrical elements, so that the cabinet body achieves the effect of self-sufficiency of electric energy, and under the condition that the cabinet body is powered off and the electric quantity of the photovoltaic panel is insufficient, the photovoltaic power supply cabinet is converted into a storage battery through the inverter to supply power, and the normal power supply of the electrical elements is ensured. Especially, when the cabinet body is installed outdoors and the cabinet body is periodically lifted and repaired, great convenience is provided for the overhaul of maintainers. And a backup power supply can be provided for some auxiliary acquisition equipment of the cabinet body.

Description

Photovoltaic self-powered equipment for outdoor power cabinet

Technical Field

The invention relates to the field of power equipment cabinet structures, in particular to photovoltaic self-powered equipment for an outdoor power cabinet body.

Background

At present, when some outdoor cabinets are put into operation newly, the power supply carried by the cabinets is directly used under the condition that the temporary power supply is not convenient to pull and tie due to no power supply. And originally the power supply electric quantity of carrying is limited, and then probably appear not having enough electric quantity when the maintainer overhauls before night and throw light on, has caused very big influence to maintainer's work efficiency, like the power box for photovoltaic equipment of patent CN 201910779939.5. Meanwhile, if the lighting problem is solved by adopting a mode of converting absorbed solar energy into standby electric energy, the photovoltaic panel which absorbs the solar energy is required to be placed outside the cabinet body, and because the cabinet body is not placed at the top of a floor like a solar water heater device but is positioned at a position with a low height, the photovoltaic panel which is placed outside can be not only washed away by rainwater, but also can be scraped and damaged by leaves and branches which are washed away by the rainwater during rainstorm, and the service life is shortened.

Disclosure of Invention

The invention aims to provide photovoltaic self-powered equipment for an outdoor power cabinet, which can provide an auxiliary power supply.

The invention solves the technical problem by adopting the technical scheme that the photovoltaic self-powered equipment for the outdoor power cabinet body comprises: the photovoltaic panel is connected with a power distribution module inside the cabinet body through an electric wire, the cabinet body is internally provided with an inversion module, a battery and a controller, and the inversion module, the battery and the controller are all connected with the power distribution module.

Furthermore, a waterproof sleeve is sleeved on the part, outside the cabinet body, of the electric wire.

Furthermore, the top of the ceiling is provided with an inclined surface which is used for enabling rainwater on the ceiling to slide to the edge of the ceiling.

Furthermore, the ceiling surface is provided with a first rotating shaft in the horizontal direction of the photovoltaic panel in an embedded mode respectively, a second rotating shaft is arranged in the ceiling surface in the embedded mode on one side, away from the ground, of the photovoltaic panel, the first rotating shaft and the second rotating shaft are electrically connected with the controller, the first rotating shaft is fixedly connected with the first rotating plate, and the second rotating shaft is fixedly connected with the second rotating plate so that the first rotating shaft can drive the first rotating plate to overturn to the second rotating plate driven by the second rotating shaft to be attached to the rainwater above the photovoltaic panel.

Furthermore, a first groove used for accommodating the first rotating plate and a second groove used for accommodating the second rotating plate are formed in the ceiling, the shape of the first groove is matched with that of the first rotating plate, and the shape of the second groove is matched with that of the second rotating plate.

Furthermore, the shape of the plate surface of the second rotating plate is an isosceles trapezoid, one end of the lower base of the isosceles trapezoid is fixedly connected with the second rotating shaft, and the shape of the plate surface of the first rotating plate is an obtuse triangle.

Furthermore, a first drainage channel communicated with the first groove and the second groove respectively is arranged in the ceiling, a second drainage channel is also arranged in the ceiling, and the second drainage channel is communicated with one end, close to the ground, of the first groove and one end, close to the ground, of the ceiling respectively.

Furthermore, the first rotating plate and the second rotating plate are provided with holding grooves on the surfaces far away from the ground.

Furthermore, the first rotating plate and the second rotating plate are provided with rubber layers at the side edges which are attached to each other after being turned over.

Further, still be provided with on the cabinet body and be used for the supplementary door of opening shaking hands.

The invention has the beneficial effects that: 1. the photovoltaic cabinet can effectively utilize local light resources of the cabinet body to ensure that light energy absorbed by the photovoltaic panel is converted into direct current and converted into 220V alternating current through the inverter to be used by the electrical element, so that the cabinet body achieves the effect of self-sufficiency of electric energy, and under the condition that the cabinet body is powered off and the electric quantity of the photovoltaic panel is insufficient, the inverter is converted into the storage battery to supply power, and the normal power supply of the electrical element is ensured. Especially, when the cabinet body is installed outdoors and the cabinet body is periodically lifted and repaired, great convenience is provided for the overhaul of maintainers. And a backup power supply can be provided for some auxiliary acquisition equipment of the cabinet body. 2. When the controller detects that insufficient sunlight can be absorbed, the first rotating plate and the second rotating plate can be turned over to form a cover with an opening at the lower end to cover the relatively fragile photovoltaic plate, and the photovoltaic plate is protected from being damaged by long-term washing of rainwater and sundries. 3. When raining, the rainwater is accumulated more easily by the first groove and the second groove, and then the rainwater is drained to the first drainage channel and the second drainage channel, and the rainwater accumulated on the ceiling is drained to a position far away from the photovoltaic panel as far as possible, so that the service life of the photovoltaic panel is protected.

Drawings

The accompanying drawings, which are incorporated in and constitute a part of the specification, illustrate embodiments of the invention and together with the description, serve to explain the principles of the invention. In the drawings, like reference numerals are used to indicate like elements. The drawings in the following description are directed to some, but not all embodiments of the invention. For a person skilled in the art, other figures can be derived from these figures without inventive effort.

Fig. 1 is a front cross-sectional view of a photovoltaic self-powered device of an outdoor power cabinet according to an embodiment of the invention;

fig. 2 is a schematic structural view of an outdoor power cabinet according to an embodiment of the present invention after a first rotating plate and a second rotating plate of a photovoltaic self-powered device are turned over;

fig. 3 is a schematic view of a ceiling structure of a photovoltaic self-powered device of an outdoor power cabinet when a first rotating plate and a second rotating plate are not turned over according to an embodiment of the present invention;

fig. 4 is a schematic view of a ceiling structure of a photovoltaic self-powered device of an outdoor power cabinet when a first rotating plate and a second rotating plate are turned over according to an embodiment of the present invention;

in the figure: 1-cabinet body, 2-ceiling, 3-handle, 4-distribution module, 5-inversion module, 6-battery, 7-photovoltaic panel, 8-waterproof jacket, 9-first rotating plate, 10-second rotating plate, 11-holding groove, 12-second rotating shaft, 13-first rotating shaft, 14-first drainage channel, 15-second drainage channel, 16-second groove and 17-first groove.

Detailed Description

In order to make the objects, technical solutions and advantages of the embodiments of the present invention clearer, the technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are some, but not all, embodiments of the present invention. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention. It should be noted that the embodiments and features of the embodiments in the present application may be arbitrarily combined with each other without conflict.

The first embodiment,

Please refer to fig. 1, fig. 2, fig. 3, and fig. 4. The invention discloses photovoltaic self-powered equipment for an outdoor power cabinet, which comprises: the cabinet body 1, rigid coupling are at ceiling 2 at cabinet body 1 top, set up photovoltaic board 7 on ceiling 2, and photovoltaic board 7 passes through the electric wire to be connected with the distribution module 4 of the internal portion of cabinet 1, still is provided with contravariant module 5, battery 6, controller in the cabinet body 1, and contravariant module 5, battery 6, controller all are connected with distribution module 4.

The top of the outer shell of the cabinet body 1 is provided with a photovoltaic panel 7, an inverter is arranged inside the outer shell of the cabinet body 1, and the photovoltaic panel 7 is connected with the inverter in a matching way; the photovoltaic panel 7 converts light energy into direct current and converts the direct current into alternating current for the electric elements through an inverter; a storage battery is also arranged in the shell of the cabinet body 1, and the inverter is connected with the storage battery in a matching way; the inverter stores a portion of the alternating current converted by the photovoltaic panel 7 in the accumulator. The power distribution module 4 is a power management module, converts the electricity generated by photovoltaic into a stable 48V power supply, processes and improves the electricity consumption of some direct current loads, wherein one path is mainly converted into AC220V through inversion for supplying alternating current loads, and the other path charges the battery 6 to be used as a backup power supply, thereby ensuring that the electricity can be used under all conditions.

Example II,

Please refer to fig. 1, fig. 2, fig. 3, and fig. 4. The invention relates to a portable tobacco shred box designed by a cigarette leaf group formula, which comprises: the cabinet body 1, rigid coupling are at ceiling 2 at cabinet body 1 top, set up photovoltaic board 7 on ceiling 2, and photovoltaic board 7 passes through the electric wire to be connected with the distribution module 4 of the internal portion of cabinet 1, still is provided with contravariant module 5, battery 6, controller in the cabinet body 1, and contravariant module 5, battery 6, controller all are connected with distribution module 4.

Wherein, the part of the electric wire outside the cabinet body 1 is sleeved with a waterproof sleeve 8. The top of the ceiling 2 is provided with an inclined surface which is used for enabling rainwater on the ceiling 2 to slide to the edge of the ceiling 2. The embedding is provided with first pivot 13 respectively in photovoltaic board 7 horizontal direction both sides on the 2 surfaces of ceiling, the embedding of one side that the roof 2 surfaces kept away from ground at photovoltaic board 7 is provided with second pivot 12, first pivot 13, second pivot 12 all is connected with the controller electricity, first pivot 13 rigid coupling has first commentaries on classics board 9, second pivot 12 rigid coupling has second commentaries on classics board 10, stop the rainwater above photovoltaic board 7 when making first pivot 13 drive first commentaries on classics board 9 overturn to the laminating of second commentaries on classics board 10 that drives with second pivot 12. The ceiling 2 is provided with a first groove 17 for accommodating the first rotating plate 9 and a second groove 16 for accommodating the second rotating plate 10, the shape of the first groove 17 is matched with that of the first rotating plate 9, and the shape of the second groove 16 is matched with that of the second rotating plate 10. The shape of the board surface of the second rotating board 10 is an isosceles trapezoid, one end of the lower base of the isosceles trapezoid is fixedly connected with the second rotating shaft 12, and the shape of the board surface of the first rotating board 9 is an obtuse triangle. A first drainage channel 14 communicated with the first groove 17 and the second groove 16 respectively is arranged in the ceiling 2, a second drainage channel 15 is also arranged in the ceiling 2, and the second drainage channel 15 is communicated with the first groove 17 and one end of the ceiling 2 close to the ground respectively. The surfaces of the first rotating plate 9 and the second rotating plate 10 far away from the ground are provided with holding grooves 11. Rubber layers are arranged at the side edges of the first rotating plate 9 and the second rotating plate 10 which are attached to each other after being turned over. The cabinet body 1 is also provided with a handle 3 for assisting in opening the cabinet door.

It should be noted that the waterproof jacket 8 plays a role in protecting the wires, so as to prevent the wires connected with the photovoltaic panel 7 and exposed outside the cabinet body 1 from being corroded by rainwater, and the waterproof jacket 8 may be made of rubber and plastic waterproof materials. The elastic tubeless waterproof coiled material, waterproof film, waterproof paint, coating material, ointment, daub, water stop and other sealing materials can be prepared from chloroprene rubber, butyl rubber, ethylene propylene diene monomer rubber, polyvinyl chloride, polyisobutylene, polyurethane and other raw materials, has the characteristics of high tensile strength, large elasticity and elongation, good cohesiveness, water resistance and weather resistance and the like, can be used in a cold state, and has a long service life. The upper surface of the ceiling 2 can be formed by connecting and splicing the higher ends of the two inclined planes, the inclined angle of the inclined planes can be not too high in order to place the photovoltaic panel 7 and save the manufacturing cost, the effect of the inclined planes is mainly used for draining rainwater accumulated on the ceiling 2 in rainy days, the rainwater can not be gathered on the ceiling 2, and the time for drying the ceiling 2 again after the rainy days is reduced.

First rotor plate 9 and second rotor plate 10 drive the upset through first pivot 13 and second pivot 12, and first pivot 13 and second pivot 12 can be connected with the motor that sets up in ceiling 2 inside, are connected the motor with the controller again and just can realize the control to the upset of first rotor plate 9, second rotor plate 10. The ceiling 2 can be further provided with an ultraviolet sensor, whether the rotating plate needs to be turned over to shield rain can be judged by detecting ultraviolet rays, for example, when the ultraviolet sensor can detect ultraviolet rays, namely, the ceiling 2 can be considered to be a sunny day, the ceiling 2 can be directly irradiated by sunlight, at the moment, the controller can control the first rotating plate 9 to be accommodated in the first groove 17 and control the second rotating plate 10 to be accommodated in the second groove 16, so as to ensure that the photovoltaic plate 7 can normally work, electric energy is accumulated, when the ultraviolet sensor cannot detect ultraviolet rays, the controller can judge that the ceiling is a cloudy day, the rain risk exists, the motor is controlled to drive the first rotating plate 9 and the second rotating plate 10 to turn over, the side edges of the first rotating plate 9 and the second rotating plate 10 are attached to form a cover body to cover the photovoltaic plate 7, it is ensured that rainwater cannot flush the photovoltaic plate 7 during rain, and simultaneously, the cover body still plays the effect of a protection to photovoltaic board 7, and the leaf branch that is washed down when avoiding rainstorm is scraped under the drive of rainwater and is damaged or the card is on photovoltaic board 7, reduces photovoltaic board 7 life-span.

When it begins to rain, the first and second rotating

plates

9 and 10 are already turned over out of the first and

second grooves

17 and 16, rainwater falling on the ceiling 2 can be easily accumulated in the exposed first and

second grooves

17 and 16, meanwhile, under the action of gravity when the inclined surface is inclined, rainwater in the second groove 16 can be more easily gathered at the lower bottom of the isosceles trapezoid, and further flows into the first drainage channel 14, and rainwater flowing into the first groove 17 through the first drainage channel 14 or directly falling into the first groove 17 can more easily flow to the lower acute angle of the obtuse triangle of the first groove 17 due to the inclined surface, and then flows into the second drainage channel 15, and the rainwater falling on the middle part of the ceiling 2 is guided to the two sides of the ceiling 2 in the above process, so that the rainwater is prevented from being gathered near the photovoltaic panel 7 as much as possible, and the photovoltaic panel 7 is protected.

The above-described aspects may be implemented individually or in various combinations, and such variations are within the scope of the present invention.

It is noted that, herein, relational terms such as first and second, and the like may be used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Also, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus. Without further limitation, an element defined by the phrase "comprising an …" does not exclude the presence of other identical elements in a process, method, article, or apparatus that comprises the element.

Finally, it should be noted that: the above examples are only for illustrating the technical solutions of the present invention, and are not limited thereto. Although the present invention has been described in detail with reference to the foregoing embodiments, it will be understood by those of ordinary skill in the art that: the technical solutions described in the foregoing embodiments may still be modified, or some technical features may be equivalently replaced; and such modifications or substitutions do not depart from the spirit and scope of the corresponding technical solutions of the embodiments of the present invention.

Claims

1. The utility model provides an outdoor electric power cabinet body photovoltaic self-power supply equipment, characterized in that includes: the cabinet body (1), rigid coupling are in ceiling (2), the setting at the cabinet body (1) top are in photovoltaic board (7) on ceiling (2), photovoltaic board (7) through the electric wire with distribution module (4) inside the cabinet body (1) are connected, still be provided with contravariant module (5), battery (6), controller in the cabinet body (1), just contravariant module (5), battery (6), controller all with distribution module (4) are connected.

2. An outdoor electric cabinet photovoltaic self-powered device according to claim 1, characterized in that the part of the electric wires outside the cabinet (1) is sheathed with a waterproof jacket (8).

3. An outdoor power cabinet photovoltaic self-powered device according to claim 1, characterized in that the top of the ceiling (2) is provided with an inclined surface for rainwater on the ceiling (2) to slide to the edge of the ceiling (2).

4. The photovoltaic self-powered device of claim 3, wherein a first rotating shaft (13) is embedded in each of two sides of the surface of the ceiling (2) in the horizontal direction of the photovoltaic panel (7), a second rotating shaft (12) is embedded in one side of the surface of the ceiling (2) away from the ground of the photovoltaic panel (7), the first rotating shaft (13) and the second rotating shaft (12) are electrically connected to the controller, the first rotating shaft (13) is fixedly connected to a first rotating plate (9), the second rotating shaft (12) is fixedly connected to a second rotating plate (10), and the first rotating shaft (13) drives the first rotating plate (9) to turn over to the second rotating plate (10) driven by the second rotating shaft (12) to block rainwater above the photovoltaic panel (7) when the second rotating plate (10) is attached.

5. The photovoltaic self-powered device of claim 4, characterized in that the ceiling (2) is provided with a first groove (17) for receiving the first rotating plate (9) and a second groove (16) for receiving the second rotating plate (10), the shape of the first groove (17) matches the shape of the first rotating plate (9), and the shape of the second groove (16) matches the shape of the second rotating plate (10).

6. The photovoltaic self-powered device of claim 5, wherein the second rotating plate (10) has an isosceles trapezoid shape, one end of the lower base of the isosceles trapezoid is fixedly connected to the second rotating shaft (12), and the first rotating plate (9) has an obtuse triangle shape.

7. An outdoor power cabinet photovoltaic self-powered device according to claim 6, wherein a first drainage channel (14) is arranged in the ceiling (2) and is respectively communicated with the first groove (17) and the second groove (16), a second drainage channel (15) is further arranged in the ceiling (2), and the second drainage channel (15) is respectively communicated with the first groove (17) and one end of the ceiling (2) close to the ground.

8. An outdoor power cabinet photovoltaic self-powered device according to claim 4, characterized in that the surfaces of the first rotating plate (9) and the second rotating plate (10) far away from the ground are provided with holding grooves (11).

9. The photovoltaic self-powered device of claim 4, characterized in that the first and second rotating plates (9, 10) are provided with rubber layers at the side edges which are jointed after being turned over.

10. An outdoor power cabinet photovoltaic self-powered device according to claim 1, characterized in that the cabinet (1) is further provided with a handle (3) for assisting the opening of the cabinet door.