CN218450031U

CN218450031U - Distributed photovoltaic power generation junction box

Info

Publication number: CN218450031U
Application number: CN202222667255.6U
Authority: CN
Inventors: 陈文莲; 崔鑫浩; 陆建勇
Original assignee: Yunnan Nengtong Power Co ltd
Current assignee: Yunnan Nengtong Power Co ltd
Priority date: 2022-10-11
Filing date: 2022-10-11
Publication date: 2023-02-03
Anticipated expiration: 2032-10-11

Abstract

The utility model discloses a distributing type photovoltaic power generation junction box belongs to power connection box technical field, including the junction box main part, the wiring storehouse has been seted up to the inside of junction box main part, the upper end fixed mounting of junction box main part has the water storage tank, set up the water hole in the logical water post. The utility model has the advantages of: when this raining, the rainwater just can be collected through trapezoidal collecting box, then filter through the filter screen, store in carrying the holding tank, when the temperature-sensing ware senses the temperature in the wiring storehouse and reachs the settlement temperature, the temperature-sensing ware just can be to control module transmission signal, then control module control electron valve opens, water in the holding tank just can enter into the water-cooling pipe through crossing the water hole, then carry out water-cooling heat dissipation in the wiring storehouse, make the radiating rate who should connect the electronic box that improves, and utilize trapezoidal collecting box to collect the rainwater, make this connect the electronic box can utilize the rainwater to dispel the heat, improve the utilization to the rainwater.

Description

Distributed photovoltaic power generation junction box

Technical Field

The utility model relates to an electrical connection box technical field specifically is a distributing type photovoltaic power generation junction box.

Background

Distributed photovoltaic power generation is a miniaturized photovoltaic power generation facility, is mainly self-generating and self-using, is suitable for families or small-sized factories and other areas, has the characteristics of suitability for local conditions, cleanness, high efficiency and the like, can fully utilize illumination, and has the advantages of cleanness, no pollution and the like. The solar energy power generation system mainly comprises a solar panel (assembly), a controller and an inverter, and the main components are electronic components. The solar cells are connected in series and then are packaged and protected to form a large-area solar cell module, and then the photovoltaic power generation device is formed by matching with components such as a power controller and the like. The junction box is one of indispensable devices in photovoltaic power generation equipment, and although the existing junction box has good sealing performance, the heat dissipation effect of the junction box is also reduced;

general distributed photovoltaic power generation junction box on the market is at the during operation, and inside relatively sealed heat that leads to producing is dispersed slowly, and at this moment inside temperature just can rise, can produce the damage to inside precision part to general distributed photovoltaic power generation junction box can't collect and reuse the rainwater, has brought the problem of device defect, and for this reason, we provide a distributed photovoltaic power generation junction box.

SUMMERY OF THE UTILITY MODEL

The to-be-solved technical problem of the utility model is to provide a can increase rainwater utilization ratio, improve this radiating effect's distributed photovoltaic power generation junction box.

In order to solve the technical problem, the utility model discloses a technical scheme does: the utility model provides a distributing type photovoltaic power generation junction box, includes the junction box main part, the wiring storehouse has been seted up to the inside of junction box main part, the inside fixed mounting in wiring storehouse has the water-cooled tube, the upper end fixed mounting of junction box main part has the water storage tank, the inside fixed mounting of water storage tank has the water column of leading to, the water hole has been seted up in the water column, and passes water hole and water-cooled tube intercommunication, the inside fixed mounting who passes the water hole has the electronic valve, fixed mounting has the temperature-sensing ware on the inner wall in wiring storehouse, the upper end fixed mounting of water storage tank has water-collecting structure.

Preferably, the water collecting structure comprises a trapezoid collecting box fixedly mounted at the upper end of the water storage tank, the trapezoid collecting box is communicated with the water storage tank, and a filter screen is fixedly mounted inside the trapezoid collecting box.

Preferably, an air cooling pipe is fixedly mounted inside the wiring bin and communicated with the water cooling pipe, and a guide plate is fixedly mounted at an outlet of the air cooling pipe.

Preferably, the air cooling pipe is fixedly provided with a mounting frame inside, the mounting frame is fixedly provided with a motor, and the output end of the motor is fixedly provided with a fan.

Preferably, a plurality of heat-conducting fins are fixedly mounted on the inner wall of the water-cooling tube and are uniformly distributed, and the heat-conducting fins extend to the outer side of the water-cooling tube.

Preferably, the inner wall of the water-cooled tube is fixedly provided with the speed reducing blocks, and the speed reducing blocks are uniformly distributed on the inner wall of the water-cooled tube.

Preferably, the inside fixed mounting of junction box main part has control module, and temperature-sensing ware electric connection is on control module, control module's output and the output of electronic valve and motor are electric connection.

By adopting the technical scheme, when raining, rainwater can be collected through the trapezoid collecting box and then is filtered through the filter screen and is conveyed into the water storage box for storage, when the temperature sensor senses that the temperature in the wiring bin reaches the set temperature, the temperature sensor transmits a signal to the control module, then the control module controls the electronic valve to be opened, water in the water storage box can enter the water cooling pipe through the water through hole and then carries out water-cooling heat dissipation on the wiring bin, so that the heat dissipation speed of the power connection box is improved, the trapezoid collecting box can be used for collecting rainwater, the power connection box can be used for dissipating heat by utilizing the rainwater, and the utilization of the rainwater is improved;

adopt above-mentioned technical scheme, because when the electronic valve during operation, control module simultaneous control motor work, and then drive the fan and rotate, then in the rotation through the fan with wind-force direction water-cooling pipe, after the water in the holding tank has used up, wind-force just can enter into the water-cooling pipe through air-cooled pipe, then accelerate the circulation of air in the water-cooling pipe, and utilize the conducting strip can further increase the radiating effect, utilize the speed that the piece of slowing down can slow down rivers, make the radiating rate that can improve this electronic box like this, further improve the radiating effect of water-cooling.

Drawings

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

FIG. 2 is a front sectional view of the present invention;

FIG. 3 is a sectional view of the front structure of the present invention;

fig. 4 is an enlarged schematic view of a in fig. 3 according to the present invention;

fig. 5 is a sectional view of the air-cooled tube of the present invention.

In the figure: 1. a junction box body; 2. a wiring bin; 3. a water-cooled tube; 4. a temperature sensor; 5. a trapezoidal collection box; 6. a filter screen; 7. a water storage tank; 8. a mounting frame; 9. introducing a water column; 10. water passing holes; 11. an electronic valve; 12. an air-cooled pipe; 13. a baffle; 14. a motor; 15. a fan; 16. a heat conductive sheet; 17. and a speed buffer block.

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.

Example 1:

referring to fig. 1-5, the present invention provides a technical solution: the utility model provides a distributed photovoltaic power generation junction box, including junction box main part 1, wiring storehouse 2 has been seted up to the inside of junction box main part 1, the inside fixed mounting of wiring storehouse 2 has water-cooled tube 3, the upper end fixed mounting of junction box main part 1 has water storage tank 7, water storage tank 7's inside fixed mounting has water passing column 9, water passing column 9 has seted up water hole 10, and water hole 10 and water-cooled tube 3 intercommunication, the inside fixed mounting who passes water hole 10 has electronic valve 11, fixed mounting has temperature-sensing ware 4 on the inner wall of wiring storehouse 2, water storage tank 7's upper end fixed mounting has water collection structure, water collection structure includes trapezoidal collecting box 5 of fixed mounting in water storage tank 7 upper end, trapezoidal collecting box 5 and water storage tank 7 intercommunication, trapezoidal collecting box 5's inside fixed mounting has filter screen 6, the inside fixed mounting of junction box main part 1 has control module, and temperature-sensing ware 4 electric connection is on control module, control module's output and electronic valve 11's output electric connection.

Specifically, when this raining, the rainwater just can be collected through trapezoidal collecting box 5, then filter through filter screen 6, store in carrying storage tank 7, when temperature-sensing ware 4 senses the temperature arrival settlement temperature in wiring storehouse 2, temperature-sensing ware 4 just can be to control module transmission signal, then control module control electronic valve 11 is opened, water in the storage tank 7 just can enter into water-cooled tube 3 through crossing water hole 10, then carry out water-cooling heat dissipation in the wiring storehouse 2, improve this electrical box's radiating rate, and utilize trapezoidal collecting box 5 to collect the rainwater, make this electrical box can utilize the rainwater to dispel the heat, improve the utilization ratio to the rainwater.

The model number of the temperature sensor 4 in the present embodiment is DS18B20.

Example 2:

referring to fig. 1-5, the present invention provides a technical solution: the utility model provides a distributed photovoltaic power generation junction box, junction box main part 1, junction box 2 has been seted up to the inside of junction box main part 1, the inside fixed mounting in junction box 2 has water-cooled tube 3, the upper end fixed mounting in junction box main part 1 has water storage tank 7, water storage tank 7's inside fixed mounting has logical water column 9, it has water through hole 10 to open in the water through column 9, and water through hole 10 and water-cooled tube 3 intercommunication, the inside fixed mounting in water through hole 10 has electronic valve 11, fixed mounting has temperature-sensing ware 4 on the inner wall in junction box 2, water storage tank 7's upper end fixed mounting has water-collecting structure, the inside fixed mounting in junction box 2 has forced air cooling pipe 12, and forced air cooling pipe 12 and water-cooled tube 3 intercommunication, the export fixed mounting of forced air cooling pipe 12 has guide plate 13, the inside fixed mounting in forced air cooling pipe 12 has mounting bracket 8, fixed mounting has motor 14 on mounting bracket 8, motor 14's output end fixed mounting has fan 15, fixed mounting has a plurality of conducting strip 16 on the inner wall in water-cooled tube 3, and conducting strip 16 evenly distributed, conducting strip 16 extends to the outside of water-cooled tube 3, fixed mounting has speed block 17 on the inner wall of water-cooled tube 3, and the even distribution of slow cooling block 17 on the inner wall of 3.

It is specific, and when temperature-sensing ware 4 during operation, just can make motor 14 work, and then drive fan 15 and rotate, then through fan 15 rotation with wind-force guide in the water-cooled tube 3, after the water in the water storage tank 7 has been used up, wind-force just can enter into in the water-cooled tube 3 through air-cooled tube 12, then accelerate circulation of air in the water-cooled tube 3, and utilize conducting strip 16 can further increase the radiating effect, utilize the speed that retards the speed that the piece 17 can slow down rivers, can improve the radiating rate of this electronic box like this, further improve the radiating effect of water-cooling.

The working principle is as follows: when the rain falls, rainwater can be collected through the trapezoid collecting box 5, then the rainwater is filtered through the filter screen 6, the rainwater is stored in the water storage box 7, when the temperature sensor 4 senses that the temperature in the wiring bin 2 reaches a set temperature, the temperature sensor 4 transmits a signal to the control module, then the control module controls the electronic valve 11 to be opened, water in the water storage box 7 can enter the water cooling pipe 3 through the water through hole 10, then water cooling is carried out in the wiring bin 2, when the electronic valve works 11, the control module controls the motor 14 to work simultaneously, further the fan 15 is driven to rotate, then wind power is guided into the water cooling pipe 3 through the rotation of the fan 15, after the water in the water storage box 7 is used up, the wind power can enter the water cooling pipe 3 through the air cooling pipe 12, then the air circulation in the water cooling pipe 3 is accelerated, and the heat-conducting fins 16 can further increase the heat-radiating effect, and the water flow can be slowed down by the water-slowing block 17.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.

Claims

1. The utility model provides a distributing type photovoltaic power generation junction box, includes junction box main part (1), its characterized in that: wiring storehouse (2) have been seted up to the inside of junction box main part (1), the inside fixed mounting in wiring storehouse (2) has water-cooled tube (3), the upper end fixed mounting of junction box main part (1) has water storage tank (7), the inside fixed mounting of water storage tank (7) has through water column (9), seted up water hole (10) in through water column (9), and passed water hole (10) and water-cooled tube (3) intercommunication, the inside fixed mounting who passes water hole (10) has electronic valve (11), fixed mounting has temperature-sensing ware (4) on the inner wall in wiring storehouse (2), the upper end fixed mounting of water storage tank (7) has water-collecting structure.

2. The distributed photovoltaic power generation junction box according to claim 1, characterized in that: the water collecting structure comprises a trapezoid collecting box (5) fixedly mounted at the upper end of a water storage tank (7), the trapezoid collecting box (5) is communicated with the water storage tank (7), and a filter screen (6) is fixedly mounted inside the trapezoid collecting box (5).

3. A distributed photovoltaic power generation junction box according to claim 1, characterized in that: the inside fixed mounting in wiring storehouse (2) has forced air cooling pipe (12), and forced air cooling pipe (12) and water-cooled tube (3) intercommunication, the export fixed mounting of forced air cooling pipe (12) has guide plate (13).

4. The distributed photovoltaic power generation junction box according to claim 3, characterized in that: the inside fixed mounting of forced air cooling pipe (12) has mounting bracket (8), fixed mounting has motor (14) on mounting bracket (8), the output end fixed mounting of motor (14) has fan (15).

5. The distributed photovoltaic power generation junction box according to claim 1, characterized in that: a plurality of heat-conducting fins (16) are fixedly mounted on the inner wall of the water-cooling tube (3), the heat-conducting fins (16) are uniformly distributed, and the heat-conducting fins (16) extend to the outer side of the water-cooling tube (3).

6. The distributed photovoltaic power generation junction box according to claim 1, characterized in that: the inner wall of the water-cooled tube (3) is fixedly provided with a retarding block (17), and the retarding block (17) is uniformly distributed on the inner wall of the water-cooled tube (3).

7. The distributed photovoltaic power generation junction box according to claim 4, characterized in that: the inside fixed mounting of junction box main part (1) has control module, and temperature-sensing ware (4) electric connection is on control module, control module's output and electronic valve (11) and motor (14) output are electric connection.