CN223713417U

CN223713417U - A power distribution cabinet used in a photovoltaic power generation training and maintenance system

Info

Publication number: CN223713417U
Application number: CN202423242491.9U
Authority: CN
Inventors: 张林森; 贾鹏; 李陆雅; 张力; 张峰旗; 陈彦彪; 吴亚男
Original assignee: Shanghai Woyunqi Technology Co ltd
Current assignee: Shanghai Woyunqi Technology Co ltd
Priority date: 2024-12-26
Filing date: 2024-12-26
Publication date: 2025-12-23
Anticipated expiration: 2034-12-26

Abstract

The application relates to the technical field of power distribution cabinets, and discloses a power distribution cabinet body applied to a light-storage power generation practical training maintenance system. In the application, the distribution cabinet has compact layout, and each functional module cooperates with each other, so that the volume of the cabinet body is greatly reduced, and the space utilization is optimized, so that the whole system is more compact, the installation on a practical training field is convenient, and convenience is provided for later maintenance. The power distribution cabinet body has good expandability, and the cabinet body is internally provided with enough space and interfaces by arranging the integrated plate and the buckling holes on the first mounting plate, so that new equipment and modules can be conveniently added according to practical training requirements and technical development. In the application, through the mutual matching of the components such as the heat dissipation cavity, the fan and the like, the fan can drive the airflow to circulate in the heat dissipation cavity in the working process, thereby taking away the heat emitted by the load equipment in the working process.

Description

Power distribution cabinet body applied to light-storage power generation practical training maintenance system

Technical Field

The application relates to the technical field of power distribution cabinets, in particular to a power distribution cabinet body applied to a light-storage power generation practical training maintenance system.

Background

With the continuous development of photovoltaic power generation technology, the training requirements for related technicians are also increasing. In the practical training and maintenance process of photovoltaic power generation, a reliable and fully functional power distribution cabinet is required to integrate and manage various electrical equipment. However, the existing power distribution cabinet body has some defects in the practical training maintenance system of the optical storage power generation, such as unreasonable layout, inconvenient operation, incapability of timely heat dissipation of load components and power supply and the like. Therefore, it is necessary to design a power distribution cabinet body specially aiming at the practical training and maintenance system of the photovoltaic power generation so as to improve the efficiency and safety of practical training and maintenance

Disclosure of utility model

In view of the above problems, the embodiment of the application provides a power distribution cabinet body applied to a light-storage power generation practical training maintenance system, which has compact layout and convenient operation and can effectively avoid potential safety hazards caused by incapability of timely heat dissipation of load components in the operation process.

According to one aspect of the embodiment of the application, a power distribution cabinet body applied to a light storage power generation practical training maintenance system is provided. The heat dissipation device comprises a box body, wherein a first mounting plate is arranged at the inner bottom wall of the box body, a heat dissipation cavity is arranged at the bottom of an inner cavity of the box body, a diaphragm is arranged in the middle of the heat dissipation cavity, the diaphragm sequentially separates the heat dissipation cavity into a ventilation cavity and a containing cavity from top to bottom, load equipment is arranged in the containing cavity, a fan is arranged at the diaphragm, an air inlet hole is formed in the outer side wall of the ventilation cavity, and an air outlet hole is formed in the outer side wall of the containing cavity;

The control area is sequentially provided with a plurality of integrated components from top to bottom, the integrated components comprise integrated boards connected to the first mounting board through hinges, the other ends of the integrated boards are connected to the first mounting board through elastic buckles, and a plurality of integrated boards are detachably provided with an ammeter, a relay and a current divider;

Two rows of buckling holes are symmetrically formed in the first mounting plate at the power supply area, buckling plates are detachably arranged at the buckling holes from top to bottom, and an inverter and a lithium battery are detachably fixed at the buckling plates.

In some embodiments, the triangular section is formed by gradually inclining downwards the bottom side of the buckle plate from one end far away from the first mounting plate to one end close to the mounting plate, and two handle components are symmetrically arranged on one side of the top of the buckle plate.

In some embodiments, the elastic buckle comprises a moving block, a limiting ring is arranged on one side, away from the integrated plate, of the moving block, the limiting ring is fixed on the first mounting plate, a limiting rod is connected to the moving block, the limiting rod penetrates through the limiting ring, an extrusion spring is sleeved outside the limiting rod between the limiting ring and the moving block, and an inclined plane is formed on one side, close to the integrated plate, of the moving block.

In some embodiments, a sliding groove is formed in the first mounting plate, two sliding rails extending into the sliding groove are arranged on one side, close to the first mounting plate, of the moving block, and anti-slip protrusions are arranged on one side, away from the first mounting plate, of the moving block.

In some embodiments, a slot is provided at the hinge through which one end of the integrated board is detachably connected to the hinge.

In some embodiments, a vertical plate is vertically fixed at the top of the buckle plate, a plurality of cooling fins are horizontally arranged on two sides of the vertical plate, and the inverter and the lithium battery are respectively fixed on the cooling fins on two sides of the vertical plate.

The beneficial effects of the application are as follows:

The power distribution cabinet is compact in layout, the functional modules cooperate with each other, the volume of the cabinet body is greatly reduced, and space utilization is optimized, so that the whole system is more compact, the power distribution cabinet is convenient to install in a practical training field, and convenience is provided for later maintenance.

2. This switch board body has good scalability, and the internal knot hole that sets up through setting up the integrated board and on first mounting panel of cabinet provides sufficient space and interface, can add new equipment and module according to real standard demand and technological development convenience, for example, can increase sensor module, the internal environmental parameter such as temperature, humidity of real-time supervision cabinet ensures the normal operating of equipment.

3. Through setting up parts such as heat dissipation chamber, fan mutually support for the air current can be driven to circulate in the heat dissipation chamber to the fan in the course of the work, thereby takes away the heat that the load equipment in-process distributes.

The foregoing description is only an overview of the present application, and is intended to be implemented in accordance with the teachings of the present application in order that the same may be more clearly understood and to make the same and other objects, features and advantages of the present application more readily apparent.

Drawings

Various other advantages and benefits will become apparent to those of ordinary skill in the art upon reading the following detailed description of the preferred embodiments. The drawings are only for purposes of illustrating the preferred embodiments and are not to be construed as limiting the application. Also, like reference numerals are used to designate like parts throughout the figures. In the drawings:

FIG. 1 is a schematic diagram of the overall structure of an apparatus according to an embodiment of the present application;

FIG. 2 is a schematic view of a partial structure of a first mounting board and a connection portion thereof according to an embodiment of the present application;

FIG. 3 is a schematic view of a partial structure of an integrated component according to an embodiment of the present application;

Fig. 4 is a schematic partial structure view of a buckle plate according to an embodiment of the present application.

Reference numerals in the specific embodiments are as follows:

The power distribution cabinet body 100 applied to the light-storage power generation practical training maintenance system comprises a box body 110, a first mounting plate 120, a control area 121, a power supply area 122, a buckling hole 124, a buckling plate 125, a handle part 125a, a vertical plate 125b, a radiating fin 125c, a sliding chute 126, a radiating cavity 130, a diaphragm plate 131, a fan 131a, a ventilation cavity 132, an air inlet 132a, a containing cavity 133, an air outlet 133a, an integrated part 140, a hinge 141, a slot 141a, an integrated plate 142, an elastic buckling 143, a moving block 143a, a limiting circular ring 143b, a limiting rod 143c, a pressing spring 143d, a sliding rail 143e, an anti-slip boss 143f, an ammeter 150, a DC ammeter 155, a load device 160, a relay 170, a lithium battery 180 and an inverter 190.

Detailed Description

Embodiments of the technical scheme of the present application will be described in detail below with reference to the accompanying drawings. The following examples are only for more clearly illustrating the technical aspects of the present application, and thus are merely examples, and are not intended to limit the scope of the present application. Unless defined otherwise, all technical and scientific terms used herein have the same meaning as commonly understood by one of ordinary skill in the art to which this application belongs, the terms used herein are for the purpose of describing particular embodiments only and are not intended to be limiting of the application, and the terms "comprising" and "having" and any variations thereof in the description of the application and the claims and the above description of the drawings are intended to cover non-exclusive inclusions.

Specifically, please refer to fig. 1 to fig. 4, fig. 1 is a schematic overall structure of an apparatus provided by an embodiment of the present application, fig. 2 is a schematic partial structure of a first mounting board and a connection portion thereof provided by an embodiment of the present application, fig. 3 is a schematic partial structure of an integrated component provided by an embodiment of the present application, and fig. 4 is a schematic partial structure of a buckle plate provided by an embodiment of the present application. The power distribution cabinet 100 applied to the light-storage power generation practical training maintenance system comprises a box body, and the box body 110 can contain, a front door, a rear door, a top plate and the like, and the main body of the box body 110 can be made of high-strength materials so that the box body has good mechanical strength and protective performance. The first mounting plate 120 is disposed on the inner bottom wall of the case, and the first mounting plate 120 and the case 110 may be integrally formed. The heat dissipation cavity 130 is arranged at the bottom of the inner cavity of the box body, the diaphragm plate 131 is arranged in the middle of the heat dissipation cavity 130, the diaphragm plate 131 sequentially separates the heat dissipation cavity 130 into the ventilation cavity 132 and the accommodating cavity 133 from top to bottom, the loading equipment 160 is arranged in the accommodating cavity 133, the loading equipment 160 can be used for loading 100kW to 5000kW, the loading equipment 160 can overheat in the working process, the fan 131a is arranged at the position of the diaphragm plate 131, the air inlet hole 132a is arranged at the outer side wall of the ventilation cavity 132, the air outlet hole 133a is arranged at the outer side wall of the accommodating cavity 133, the fan 131a can be started in the working process, the fan 131a drives cold air outside the box body to enter the ventilation cavity 132 along the air inlet hole 132a and enter the accommodating cavity 133 again, hot air in the accommodating cavity 133 is discharged through the air outlet hole 133a, the first mounting plate 120 is sequentially arranged into the control area 121 and the power supply area 122 from top to bottom, the control area 121 is sequentially provided with the plurality of integrated components 140 from top to bottom, and the integrated components 140 are used for mounting the circuit breaker, Various electrical components such as an ammeter 150, a relay 170, and a shunt. The integrated component 140 includes an integrated board 142 connected to the first mounting board 120 through a hinge 141, the other end of the integrated board 142 is connected to the first mounting board 120 through an elastic buckle 143, the electric meter 150, the relay 170 and the current divider are detachably arranged on the integrated boards 142, one end of the integrated board 142 can be fixed through the elastic buckle 143 in the use process, when the electric element on the integrated board 142 needs to be mounted or adjusted, the elastic buckle 143 at one end of the integrated board 142 is taken down, and at this time, the integrated board 142 can be rotated to a proper angle around the hinge 141 (as shown in fig. 2), so that the mounting and the dismounting of the electric element at the top of the integrated board 142 are facilitated. After the electric element is installed, the integrated board 142 is pushed to rotate around the hinge member 141 again, and the free end of the integrated board is fixed at the elastic buckle 143. Two rows of buckling holes 124 are symmetrically arranged on the first mounting plate 120 and located at the power supply area 122, buckling plates 125 are detachably arranged at the buckling holes 124 from top to bottom, and buckling of the buckling plates 125 can be conveniently completed through the buckling holes 124 on the first mounting plate 120. The inverter 190 and the lithium battery 180 can be detachably fixed at the clamping plate 125, and when the inverter 190, the lithium battery 180 and other components are required to be installed or replaced, the clamping plate 125 can be detached along the clamping hole 124 and moved to the outer side of the box body 110, and at the moment, the installation process is not limited by the narrow space of the box body 110 any more, so that the installation action can be conveniently and rapidly completed.

From the above, in the embodiment of the application, the distribution cabinet is compact in layout, and each functional module cooperates with each other, so that the volume of the cabinet body is greatly reduced, and the space utilization is optimized, so that the whole system is more compact, the installation in a practical training field is facilitated, and convenience is provided for later maintenance. This switch board body has good scalability, and the internal knot hole 124 that sets up through setting up integrated plate 142 and on first mounting panel 120 of cabinet provides sufficient space and interface, can add new equipment and module according to real standard demand and technological development convenience, for example, can increase sensor module, the internal environmental parameter such as temperature, humidity of real-time supervision cabinet ensures the normal operating of equipment. In the application, through the mutual matching of the components such as the heat dissipation cavity 130, the fan 131a and the like, the fan 131a can drive the air flow to circulate in the heat dissipation cavity 130 in the working process, thereby taking away the heat emitted by the load equipment 160 in the working process.

In some embodiments, the bottom side of the latch plate 125 from the end far from the first mounting plate 120 to the end near the mounting plate is gradually inclined downward to form a triangular section, and two handle components 125a are symmetrically arranged on the top side of the latch plate 125. In the embodiment of the application, the triangular inclined plane is formed after one side of the bottom of the mounting plate is inclined, so that the mounting plate can be stably supported. By providing the handle member 125a, an operator can grasp the handle member 125a with both hands to complete the handling and mounting operation of the clasp plate 125.

In some embodiments, the elastic buckle 143 includes a moving block 143a, a limiting ring 143b is disposed on a side of the moving block 143a away from the integrated board 142, the limiting ring 143b is fixed on the first mounting board 120, a limiting rod 143c is connected to the moving block 143a, the limiting rod 143c penetrates through the limiting ring 143b, an extrusion spring 143d is sleeved outside the limiting rod 143c between the limiting ring 143b and the moving block 143a, and an inclined plane is formed on a side of the moving block 143a close to the integrated board 142. In the embodiment of the present application, a specific arrangement mode of the elastic buckle 143 is provided, when the integrated board 142 needs to be fixed, the integrated board 142 is rotated, so that the free end of the integrated board 142 contacts the inclined surface of the moving block 143a, after the integrated board 142 is pressed, the integrated board 142 pushes the moving block 143a to move backwards through the inclined surface, the moving block 143a compresses the compression spring 143d and retreats until the integrated board 142 completely slides across the inclined surface and then enters the back surface of the moving block 143a, at this time, the moving block 143a is reset under the action of the compression spring 143d, and the free end of the integrated board 142 is clamped between the first mounting board 120 and the moving block 143 a.

In some embodiments, the first mounting plate 120 is provided with a chute 126, two sliding rails 143e extending into the chute 126 are provided on a side of the moving block 143a near the first mounting plate 120, and a non-slip protrusion 143f is provided on a side of the moving block 143a facing away from the first mounting plate 120. In the embodiment of the present application, the above arrangement of the sliding groove 126 and the sliding rail 143e can further ensure the stability of the moving block 143a in the horizontal moving process, so as to avoid the occurrence of offset, when the limitation on the free end of the integrated board 142 needs to be canceled, the operator pushes the moving block 143a to retreat by pressing the anti-slip protrusion 143f at the moving block 143a and compresses the compression spring 143d, and the moving block 143a is far away from the free end of the integrated board 142, so that the integrated board 142 can be turned away from the elastic buckle 143.

In some embodiments, a slot 141a is provided at the hinge 141, and one end of the integrated board 142 is detachably coupled to the hinge 141 through the slot 141 a. In the embodiment of the present application, through the above arrangement, after the elastic buckle 143 releases the limitation on the integrated board 142, the integrated board 142 is rotated to a certain angle by the hinge member 141, and then the integrated board 142 can be pulled out from the slot 141a, and at this time, the integrated board 142 can be moved to the outside of the case 110, and at this time, the installation operation of each component on the integrated board 142 can be completed more quickly and conveniently without being limited by the internal space of the case 110.

In some embodiments, a riser 125b is vertically fixed to the top of the latch plate 125, and a plurality of cooling fins 125c are horizontally disposed on both sides of the riser 125b, and the inverter 190 and the lithium battery 180 are respectively fixed to the cooling fins 125c on both sides of the riser 125 b. According to the embodiment of the application, through the arrangement, the inverter 190 and the lithium battery 180 are respectively arranged at the two sides of the vertical plate 125b, so that on one hand, the space inside the power distribution cabinet is effectively saved, the internal structure of the device is more compact, and on the other hand, the contact area between the inverter 190 and the lithium battery 180 and the air is increased through the cooling fin 125c, and the rapid heat dissipation of the inverter 190 and the lithium battery 180 is facilitated.

It should be noted that the above embodiments are only used to illustrate the technical solution of the present application, but not to limit the technical solution of the present application, and although the detailed description of the present application is given with reference to the above embodiments, it should be understood by those skilled in the art that the technical solution described in the above embodiments may be modified or some or all technical features may be equivalently replaced, and these modifications or substitutions do not make the essence of the corresponding technical solution deviate from the scope of the technical solution of the embodiments of the present application, and all the modifications or substitutions are included in the scope of the claims and the specification of the present application. In particular, the technical features mentioned in the respective embodiments may be combined in any manner as long as there is no structural conflict. The present application is not limited to the specific embodiments disclosed herein, but encompasses all technical solutions falling within the scope of the claims.

Claims

1. A power distribution cabinet for a photovoltaic power generation training and maintenance system, characterized in that it includes a cabinet, a first mounting plate is provided on the inner bottom wall of the cabinet, a heat dissipation cavity is provided at the bottom of the inner cavity of the cabinet, a horizontal partition is provided in the middle of the heat dissipation cavity, the horizontal partition divides the heat dissipation cavity into a ventilation cavity and a receiving cavity from top to bottom, a load device is provided in the receiving cavity, a fan is provided at the horizontal partition, an air inlet is provided on the outer side wall of the ventilation cavity, and an air outlet is provided on the outer side wall of the receiving cavity;

The first mounting plate is arranged from top to bottom as a control area and a power area. The control area is arranged from top to bottom as multiple integrated components. The integrated components include an integrated plate connected to the first mounting plate by a hinge. The other end of the integrated plate is connected to the first mounting plate by an elastic buckle. A meter, a relay and a shunt are detachably mounted on the multiple integrated plates.

The first mounting plate has two rows of buckle holes symmetrically arranged at the power supply area. The buckle holes are detachably provided with buckle plates from top to bottom, and the inverter and lithium battery are detachably fixed at the buckle plates.

2. The power distribution cabinet for the photovoltaic power generation training and maintenance system according to claim 1, characterized in that the buckle plate gradually slopes downward from the end away from the first mounting plate to the end close to the mounting plate to form a triangular cross section, and two handle components are symmetrically arranged on the top side of the buckle plate.

3. The power distribution cabinet for the photovoltaic power generation training and maintenance system according to claim 1, characterized in that the elastic buckle includes a movable block, a limiting ring is provided on the side of the movable block away from the integrated plate, the limiting ring is fixed on the first mounting plate, a limiting rod is connected to the movable block, the limiting rod passes through the limiting ring, a compression spring is sleeved on the limiting rod between the limiting ring and the movable block, and an inclined surface is formed on the side of the movable block near the integrated plate.

4. The power distribution cabinet for the photovoltaic power generation training and maintenance system according to claim 3, characterized in that a sliding groove is provided on the first mounting plate, two sliding rails extending into the sliding groove are provided on the side of the moving block near the first mounting plate, and an anti-slip protrusion is provided on the side of the moving block away from the first mounting plate.

5. The power distribution cabinet for the photovoltaic power generation training and maintenance system according to claim 3, characterized in that a slot is provided at the hinge, and one end of the integrated plate is detachably connected to the hinge through the slot.

6. The power distribution cabinet for the photovoltaic power generation training and maintenance system according to claim 1, characterized in that a vertical plate is fixed to the top of the buckle plate, and multiple heat sinks are horizontally arranged on both sides of the vertical plate, and the inverter and lithium battery are respectively fixed on the heat sinks on both sides of the vertical plate.