CN215420121U

CN215420121U - Photovoltaic inverter in photovoltaic power generation system

Info

Publication number: CN215420121U
Application number: CN202121815300.7U
Authority: CN
Inventors: 王翔
Original assignee: Wuxi Guangzhiding New Energy Technology Co ltd
Current assignee: Wuxi Guangzhiding New Energy Technology Co ltd
Priority date: 2021-08-04
Filing date: 2021-08-04
Publication date: 2022-01-04
Anticipated expiration: 2031-08-04

Abstract

The utility model belongs to the technical field of solar power generation equipment, and particularly relates to a photovoltaic inverter in a photovoltaic power generation system, which comprises an inverter body, wherein a display screen is arranged on the surface of the inverter body, a plug-in interface is installed at the top of the inverter body, an access door is rotated on one side of the inverter body through a hinge, a limiting mechanism for limiting and fixing is arranged on the surface of one side of the access door, and a heat dissipation mechanism for ventilating and dissipating heat is arranged on the surface of the access door. According to the utility model, through the arrangement of the access door, when maintenance and inspection are needed, the access door is convenient to open, so that internal parts can be inspected, maintained and replaced, the limiting mechanism is matched with the limiting block to limit and fix the access door, so that the access door is convenient to use, and the heat dissipation mechanism is arranged on the surface of the access door, so that heat energy generated inside the inverter body is conveniently discharged to the outside, and heat dissipation and cooling are carried out, thereby reducing the occurrence of faults and prolonging the service life of the access door.

Description

Photovoltaic inverter in photovoltaic power generation system

Technical Field

The utility model relates to the technical field of solar power generation equipment, in particular to a photovoltaic inverter in a photovoltaic power generation system.

Background

The inverter is one of the components of the photovoltaic power generation system, and has the functions of automatic operation and shutdown, maximum power tracking control, independent operation prevention, automatic voltage adjustment, direct current detection and direct current grounding detection, and due to the particularity of the photovoltaic inverter, the internal semiconductor components need to be frequently checked and maintained, and the maintenance plate of the existing photovoltaic inverter is usually fixed on the outer surface of the inverter by screws in the using process, but the following problems exist:

the inside dismantlement inspection maintenance of inverter is inconvenient, and it is very troublesome to dismantle the inspection, and the inside part of inverter long-time operation produces heat energy and inconveniently dispels the heat, influences its life.

SUMMERY OF THE UTILITY MODEL

Technical problem to be solved

Aiming at the defects of the prior art, the utility model provides a photovoltaic inverter in a photovoltaic power generation system, which solves the problems that the inside of the inverter is inconvenient to disassemble, inspect and maintain, the disassembly and inspection are troublesome, and the service life of the inverter is influenced because heat energy generated by long-time operation of parts inside the inverter is inconvenient to dissipate heat.

The second technical proposal.

The utility model specifically adopts the following technical scheme for realizing the purpose:

the utility model provides a photovoltaic inverter among photovoltaic power generation system, includes the dc-to-ac converter body, the surface of dc-to-ac converter body is provided with the display screen, the grafting interface is installed at the top of dc-to-ac converter body, one side of dc-to-ac converter body is rotated through the hinge has the access door, a side surface of access door is provided with and is used for spacing fixed stop gear, the surface of access door is provided with and is used for ventilation cooling's heat dissipation mechanism, a side fixed surface of dc-to-ac converter body has the stopper, the inner wall of dc-to-ac converter body is provided with semiconductor components.

Furthermore, stop gear is including fixing the spring in access door one side, the tip of spring is fixed with the inserted block, the fixed surface of inserted block has the stirring board, inserted block and stopper looks adaptation.

Further, heat dissipation mechanism is including fixing the fixed block on the access door surface, the top fixed mounting of fixed block has the motor, the output of motor is fixed with the flabellum, the thermovent has been seted up on the surface of access door, one side that the inside of thermovent is located the flabellum is provided with the dust screen.

Furthermore, a sealing strip is fixed on the surface of the access door and is in a U-shaped strip shape.

Furthermore, a bottom plate is fixed at the bottom of the inverter body, and symmetrically distributed mounting holes are formed in the surface of the bottom plate.

(III) advantageous effects

Compared with the prior art, the utility model provides a photovoltaic inverter in a photovoltaic power generation system, which has the following beneficial effects:

according to the utility model, through the arrangement of the access door, when maintenance and inspection are needed, the access door is convenient to open, so that internal parts can be inspected, maintained and replaced, the limiting mechanism is matched with the limiting block to limit and fix the access door, so that the access door is convenient to use, and the heat dissipation mechanism is arranged on the surface of the access door, so that heat energy generated inside the inverter body is conveniently discharged to the outside, and heat dissipation and cooling are carried out, thereby reducing the occurrence of faults and prolonging the service life of the access door.

Drawings

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

FIG. 2 is a perspective view of an open condition of a photovoltaic inverter access door of the present invention;

fig. 3 is a partially enlarged perspective view of the limiting mechanism of the present invention.

In the figure: 1. an inverter body; 2. a display screen; 3. a plug interface; 4. an access door; 5. a limiting mechanism; 501. a spring; 502. inserting a block; 503. a poking plate; 6. a sealing strip; 7. a heat dissipation mechanism; 701. a fixed block; 702. a motor; 703. a fan blade; 704. a heat dissipation port; 705. a dust screen; 8. a limiting block; 9. a semiconductor component; 10. a base plate; 11. and (7) installing holes.

Detailed Description

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 only a part of the embodiments of the present invention, and not all of the embodiments. 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.

Examples

As shown in fig. 1 to fig. 3, a photovoltaic inverter in a photovoltaic power generation system according to an embodiment of the present invention includes an inverter body 1, a display screen 2 is disposed on a surface of the inverter body 1, a plug interface 3 is mounted on a top of the inverter body 1, an access door 4 is rotated on one side of the inverter body 1 through a hinge, a limiting mechanism 5 for limiting and fixing is disposed on a side surface of the access door 4, a heat dissipation mechanism 7 for ventilating and dissipating heat is disposed on a surface of the access door 4, a limiting block 8 is fixed on a side surface of the inverter body 1, and a semiconductor component 9 is disposed on an inner wall of the inverter body 1; through the setting of access door 4, conveniently open access door 4 when needs maintenance inspection, can be to the change of internals inspection maintenance, it is spacing fixed to it through stop gear 5 cooperation stopper 8, facilitate the use, surface through access door 4 sets up heat dissipation mechanism 7, and then conveniently discharges the inside heat energy that produces of inverter body 1 to the outside, dispels the heat and cools down to reduce the emergence of trouble, improve its life.

As shown in fig. 3, in some embodiments, the limiting mechanism 5 includes a spring 501 fixed on one side of the access door 4, an insertion block 502 is fixed at an end of the spring 501, a toggle plate 503 is fixed on a surface of the insertion block 502, and the insertion block 502 is adapted to the limiting block 8; through stop gear 5's setting, it is spacing fixed that the extrusion inserted block 502 corresponds stopper 8 to conveniently utilize spring 501's elasticity resilience, carries out the effect of closing to access door 4, when needing to open access door 4, stirs and dials movable plate 503 and drive the inserted block 502 and break away from stopper 8 can.

As shown in fig. 2, in some embodiments, the heat dissipation mechanism 7 includes a fixing block 701 fixed on the surface of the access door 4, a motor 702 is fixedly installed on the top of the fixing block 701, a fan blade 703 is fixed on an output end of the motor 702, a heat dissipation opening 704 is formed on the surface of the access door 4, and a dust screen 705 is disposed inside the heat dissipation opening 704 on one side of the fan blade 703; through the setting of heat dissipation mechanism 7, make things convenient for starter motor 702 to drive flabellum 703 and rotate, with the inside heat energy that produces of inverter body 1 outside of discharging from thermovent 704, dispel the heat and cool down, through the setting of dust screen 705, prevent that outside dust from getting into inside inverter body 1.

As shown in fig. 2, in some embodiments, a sealing strip 6 is fixed on the surface of the access door 4, and the sealing strip 6 is in a U-shaped strip shape; through the setting of sealing strip 6, the maintenance opening that 1 side surface of laminating dc-to-ac converter body was seted up is conveniently corresponded, closely laminates, plays sealed effect.

As shown in fig. 2, in some embodiments, a bottom plate 10 is fixed at the bottom of the inverter body 1, and the surface of the bottom plate 10 is provided with symmetrically distributed mounting holes 11; through the setting of bottom plate 10, conveniently support inverter body 1, utilize mounting hole 11 cooperation bolt to carry out fixed spacing installation operation.

Finally, it should be noted that: although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that changes may be made in the embodiments and/or equivalents thereof without departing from the spirit and scope of the utility model. Any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention should be included in the protection scope of the present invention.

Claims

1. A photovoltaic inverter in a photovoltaic power generation system, comprising an inverter body (1), characterized in that: the surface of inverter body (1) is provided with display screen (2), grafting interface (3) are installed at the top of inverter body (1), one side of inverter body (1) is rotated through the hinge and is had access door (4), a side surface of access door (4) is provided with and is used for spacing fixed stop gear (5), the surface of access door (4) is provided with and is used for ventilation cooling's heat dissipation mechanism (7), one side fixed surface of inverter body (1) has stopper (8), the inner wall of inverter body (1) is provided with semiconductor component (9).

2. The photovoltaic inverter in a photovoltaic power generation system according to claim 1, wherein: the limiting mechanism (5) comprises a spring (501) fixed on one side of the access door (4), an inserting block (502) is fixed at the end of the spring (501), a poking plate (503) is fixed on the surface of the inserting block (502), and the inserting block (502) is matched with the limiting block (8).

3. The photovoltaic inverter in a photovoltaic power generation system according to claim 1, wherein: heat dissipation mechanism (7) are including fixing fixed block (701) on access door (4) surface, the top fixed mounting of fixed block (701) has motor (702), the output of motor (702) is fixed with flabellum (703), thermovent (704) have been seted up on the surface of access door (4), one side that the inside of thermovent (704) is located flabellum (703) is provided with dust screen (705).

4. The photovoltaic inverter in a photovoltaic power generation system according to claim 1, wherein: the surface of the access door (4) is fixed with a sealing strip (6), and the sealing strip (6) is in a U-shaped strip shape.

5. The photovoltaic inverter in a photovoltaic power generation system according to claim 1, wherein: the bottom of the inverter body (1) is fixed with a bottom plate (10), and the surface of the bottom plate (10) is provided with symmetrically distributed mounting holes (11).