CN216625050U - Automatic temperature and humidity control device for photovoltaic transformer substation - Google Patents

Abstract

The utility model discloses an automatic temperature and humidity control device for a photovoltaic substation, which comprises a box body, a power distribution device, a control device and a controller, wherein the power distribution device, the control device and the controller are arranged in the box body, the control device comprises a wind shielding mechanism, a water supply pipe group, an air supply mechanism and a heating mechanism, heat dissipation ports are respectively arranged at the upper part and the lower part of two side walls of the box body, the wind shielding mechanism comprises a front wind shield plate and a rear wind shield plate which are arranged at the front end and the rear end of the inner side of each heat dissipation port, the water supply pipe group comprises a first pipe group and a second pipe group which are respectively arranged at two sides of the power distribution device, and the air supply mechanism comprises a fixed rod which is respectively and vertically fixed at two sides of the top wall of the box body and a fan which is arranged at the inner side of the fixed rod in a sliding manner. The utility model can effectively regulate and control the temperature and the humidity in the box body and can regulate the air quantity entering the box body.

Description

An automatic temperature and humidity control device for a photovoltaic substation

technical field

The utility model belongs to the technical field of substations, in particular to an automatic temperature and humidity control device for a photovoltaic substation.

Background technique

Photovoltaic box-type substation is a commonly used photovoltaic substation. It is a power distribution device in which high-voltage switchgear, distribution transformer, low-voltage power distribution device and inverter device are connected and assembled according to a predetermined wiring method. Photovoltaic power generation uses solar energy for power generation. Energy, for this reason, photovoltaic power plants need to be built in areas with long sunshine hours and strong sunlight. The environment in these areas is relatively harsh. Long-term low temperature, high temperature and rainy weather will cause damage to the power distribution devices in the box-type substation. , and even lead to safety accidents in serious cases. In view of this, it is necessary to study an automatic temperature and humidity control device for photovoltaic substations.

SUMMARY OF THE INVENTION

In order to solve the deficiencies of the prior art, the purpose of the present invention is to provide an automatic temperature and humidity control device for photovoltaic substations, which can effectively regulate the temperature and humidity in the box, and can adjust the air volume entering the box.

In order to achieve the above-mentioned goals, the utility model adopts the following technical scheme:

An automatic temperature and humidity control device for a photovoltaic substation, comprising a box body, a power distribution device arranged in the box body, a control device and a controller, the control device includes a wind blocking mechanism, a water supply pipe group, an air supply mechanism and a heating mechanism, and the box body The upper and lower parts of the two side walls are provided with cooling vents, and the wind shielding mechanism includes a front wind shield and a rear wind shield arranged at the front and rear ends of the inner side of the cooling vent. The middle part of the end is connected with a driving cylinder through a telescopic rod. The two driving cylinders are respectively fixed on the inner wall of the front side and the inner wall of the rear side of the box body. The air supply mechanism includes fixed rods vertically fixed on both sides of the top wall of the box body and a fan slidably arranged on the inner side of the fixed rod.

Preferably, the aforementioned heating mechanism includes a heating box fixed on the left side of the box body and a plurality of first electric heating pipes arranged on the top wall of the box body. The top is provided with a pipe inlet and an outlet respectively. The lower part of the first pipe group is set in the heating box, and the upper part extends through the outlet pipe. The heating box can heat the water passing through the lower part of the first pipe group. The water and the first electric heating tube can increase the temperature in the box, and can play a good role in dehumidification, so as to regulate the temperature and humidity.

Preferably, the lower parts of the two side walls of the aforementioned box are respectively provided with a water inlet and a water outlet. The bottom end of the group, the top of the first pipe group and the second pipe group are connected by connecting pipelines, and the reclaimed water in the first pipe group and the second pipe group can cool and heat the inside of the box, effectively regulating the temperature.

Preferably, the size of the aforementioned front windshield and rear windshield is larger than half of the heat dissipation port, and the front windshield and the rear windshield are closely attached to the inner wall of the box body, and the front windshield and the rear The air baffle can adjust the size of the heat dissipation port, which is convenient to effectively adjust the air volume entering the box.

Preferably, a sliding rail is vertically arranged on the inner side wall of the aforementioned fixing rod, the outer end of the fan is slidably connected to the sliding rail through a slider, the sliding block is driven and connected with a sliding motor, and the sliding motor drives the fan to move up and down inside the fixing rod, The up and down movement of the fan is conducive to speeding up the air circulation inside the box, so as to achieve rapid heating or cooling.

Preferably, a temperature sensor and a humidity sensor are provided on the inner side wall of the aforementioned box, so that the controller can receive the temperature and humidity data in the box, so as to enable the corresponding mechanism to work.

Preferably, the aforementioned two fans are respectively arranged between the first tube group and the inner side wall of the box and between the second tube group and the inner side wall of the box, so as to directly blow cold air or hot air to the power distribution device, which is conducive to matching Thermal protection of electrical installations.

The advantages of the utility model are: the utility model is simple in structure and convenient to use, the water passing through the lower part of the first tube group can be heated by the heating box, and the hot water and the first electric heating pipe can increase the temperature in the box, And it can play a good role in dehumidification, so as to control the temperature and humidity; the water in the first tube group and the second tube group can cool and heat up the inside of the box, and at the same time the fan moves up and down, which is conducive to speeding up the box The internal air circulation can realize rapid temperature regulation; the size of the heat dissipation port can be adjusted through the front windshield and the rear windshield, which is convenient to effectively adjust the air volume entering the box.

Description of drawings

Fig. 1 is the structural representation of the present utility model;

FIG. 2 is a schematic structural diagram of the wind blocking mechanism in the present invention.

The meanings of the reference numbers in the figure: 1. Box, 1.1, Cooling port, 1.2, Water inlet, 1.3, Water outlet, 2. Power distribution device, 3. Front windshield, 4. Rear windshield, 5. Telescopic rod, 6, driving cylinder, 7, first tube group, 8, second tube group, 9, fixed rod, 10, fan, 11, heating box, 12, first electric heating pipe.

Detailed ways

The present utility model is described in detail below with reference to the accompanying drawings and specific embodiments.

Referring to Figures 1 and 2, an automatic temperature and humidity control device for a photovoltaic substation of the present invention includes a box body 1, a power distribution device 2 arranged in the box body 1, a control device and a controller, and the control device includes a windshield mechanism , water supply pipe group, air supply mechanism and heating mechanism.

The upper and lower parts of the two side walls of the box body 1 are provided with cooling vents 1.1. The wind shielding mechanism includes a front wind shield 3 and a rear wind shield 4 arranged at the front and rear ends of the inner side of the cooling hole 1.1. The front end of the front wind shield 3 The middle part and the middle part of the rear end of the rear windshield 4 are connected with a driving cylinder 6 through a telescopic rod 5. The two driving cylinders 6 are respectively fixed on the front inner wall and the rear inner wall of the box body 1. The front windshield 3 and the rear The size of the air baffle 4 is larger than half of the heat dissipation port 1.1, and the front air baffle 3 and the rear air baffle 4 are closely attached to the inner wall of the box 1, and pass the front air baffle 3 and the rear air baffle 4. The size of the heat dissipation port 1.1 can be adjusted, so as to effectively adjust the air volume entering the box body 1 .

The water supply pipe group includes a first pipe group 7 and a second pipe group 8 respectively arranged on both sides of the power distribution device 2, and the air supply mechanism includes a fixed rod 9 vertically fixed on both sides of the top wall of the box body 1 and a sliding set on the fixed rod. Fan 10 inside rod 9. A sliding rail is vertically arranged on the inner side wall of the fixing rod 9. The outer end of the fan 10 is slidably connected to the sliding rail through a sliding block. The sliding block is driven and connected with a sliding motor. The up and down movement of the fan 10 is beneficial to speed up the circulation of the air inside the box 1 , so as to achieve rapid heating or cooling. The two fans 10 are respectively arranged between the first tube group 7 and the inner wall of the box body 1 and between the second tube group 8 and the inner wall of the box body 1, so as to directly blow cold air or hot air to the power distribution device 2, which is beneficial to Temperature protection for power distribution unit 2.

The heating mechanism includes a heating box 11 fixed on the left side of the box body 1 and a plurality of first electric heating pipes 12 arranged on the top wall of the box body 1. The wall and the top are respectively provided with inlet and outlet. The lower part of the first tube group 7 is arranged in the heating box 11, and the upper part of the first tube group 7 protrudes through the outlet. The hot water and the first electric heating pipe 12 can increase the temperature in the box body 1, and can play a good dehumidification effect, so as to control the temperature and humidity.

The lower parts of the two side walls of the box body 1 are respectively provided with a water inlet 1.2 and a water outlet 1.3. The water inlet 1.2 is connected to the bottom end of the first tube group 7 through the inlet pipe of the heating box 11 through a pipeline, and the water outlet 1.3 is connected through a pipeline. The bottom end of the second pipe group 8, the top of the first pipe group 7 and the second pipe group 8 are connected through the connecting pipeline, and the water passing through the first pipe group 7 and the second pipe group 8 can be used for the inside of the box 1. Cooling and heating are carried out to effectively control the temperature.

A temperature sensor and a humidity sensor are arranged on the inner side wall of the box body 1, so that the controller can receive the temperature and humidity data in the box body 1, so as to start the corresponding mechanism to work. The controller is connected with the temperature sensor, the humidity sensor windshield mechanism, the water supply pipe group, the air supply mechanism and the heating mechanism through wires, so as to control the work among the various mechanisms.

In order to better illustrate the present utility model, its working process is specified below:

When it is necessary to cool down: the temperature sensor transmits the detected temperature data to the controller, the controller judges the data, and the air supply mechanism is turned on when the set temperature exceeds the set temperature, and the water supply equipment that supplies water to the water inlet 1.2 of the box 1 is turned on, and the cold water enters the first one. In the pipe group 7 and the second pipe group 8, the fan 10 moves up and down at the same time, blowing the cold air to the power distribution device 2, and at the same time, the driving cylinder is opened to drive the front windshield 3 and the rear windshield 4 to move, and all the heat dissipation ports are opened. to achieve cooling.

When heating and dehumidification are required: the temperature sensor and humidity sensor transmit the detected temperature data and humidity to the controller, and the controller judges the data. When the temperature is lower than the set temperature or higher than the set humidity, the controller turns on the air supply mechanism, An electric heating pipe 12 and a second electric heating pipe are opened, and the water supply equipment for supplying water to the water inlet 1.2 of the box body 1 is turned on. The cold water is heated at the bottom of the first pipe group 7 and then enters the second pipe group 8. At the same time, the fan 10 is up and down. Move, blow the hot air to the power distribution device 2, open the driving cylinder at the same time, drive the front windshield 3 and the rear windshield 4 to move, and block the heat dissipation port to achieve heating or dehumidification.

The basic principles, main features and advantages of the present invention have been shown and described above. Those skilled in the art should understand that the above-mentioned embodiments do not limit the present invention in any form, and all technical solutions obtained by means of equivalent replacement or equivalent transformation all fall within the protection scope of the present invention.

Claims (7)

1. An automatic temperature and humidity control device for a photovoltaic substation, comprising a box body (1), a power distribution device (2) arranged in the box body (1), a control device and a controller, characterized in that the control device includes The wind blocking mechanism, the water supply pipe group, the air supply mechanism and the heating mechanism, the upper and lower parts of the two side walls of the box body (1) are provided with heat dissipation ports (1.1), and the wind blocking mechanism includes a heat dissipation port (1.1). ) The front windshield (3) and the rear windshield (4) at the front and rear ends of the inner side, the front middle part of the front windshield (3) and the rear end middle part of the rear windshield (4) all pass through the telescopic rod (5) A driving cylinder (6) is connected, and the two driving cylinders (6) are respectively fixed on the inner wall of the front side and the inner wall of the rear side of the box body (1). (2) The first pipe group (7) and the second pipe group (8) on both sides, the air supply mechanism includes fixed rods (9) vertically fixed on both sides of the top wall of the box body (1) respectively, and a sliding arrangement Fan (10) on the inside of the fixing rod (9). 2 . The automatic temperature and humidity control device for a photovoltaic substation according to claim 1 , wherein the heating mechanism comprises a heating box ( 11 ) fixed on the left side of the box body ( 1 ) and a heating box ( 11 ) arranged on the box body ( 1 ). 3 . 1) A plurality of first electric heating pipes (12) on the top wall, the side wall and the top of the heating box (11) are respectively provided with a pipe inlet and an outlet, and a plurality of second motor heat pipes are arranged inside the heating box (11). , the lower part of the first tube group (7) is arranged in the heating box (11), and the upper part thereof protrudes through the outlet. 3. An automatic temperature and humidity control device for a photovoltaic substation according to claim 2, characterized in that a water inlet (1.2) and a water outlet (1.3) are respectively provided on the lower parts of the two side walls of the box (1), The water inlet (1.2) is connected to the bottom end of the first pipe group (7) through a pipeline through the heating box (11), and the water outlet (1.3) is connected to the second pipe group (8) through a pipeline The bottom end of the first tube group (7) and the top end of the second tube group (8) are connected through a connecting pipeline. 4 . The automatic temperature and humidity control device for a photovoltaic substation according to claim 1 , wherein the size of the front wind shield ( 3 ) and the rear wind shield ( 4 ) are both larger than the size of the heat dissipation port ( 1.1 ). 5 . 1/2, and the front air baffle (3) and the rear air baffle (4) are in close contact with the inner wall of the box body (1). 5 . The automatic temperature and humidity control device for a photovoltaic substation according to claim 1 , wherein a sliding rail is vertically arranged on the inner side wall of the fixing rod ( 9 ), and the outer end of the fan ( 10 ) is arranged vertically. 6 . The sliding block is slidably connected to the sliding rail, and the sliding block is drivingly connected with a sliding motor, and the sliding motor drives the fan (10) to move up and down inside the fixed rod (9). 6 . The automatic temperature and humidity control device for a photovoltaic substation according to claim 1 , wherein a temperature sensor and a humidity sensor are arranged on the inner side wall of the box body ( 1 ). 7 . 7. An automatic temperature and humidity control device for a photovoltaic substation according to claim 1, characterized in that the two fans (10) are respectively arranged between the first tube group (7) and the inner wall of the box (1). and between the second tube group (8) and the inner side wall of the box body (1).

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