CN206364410U - A kind of power distribution cabinet mounting structure of high-voltage electrical apparatus - Google Patents

Abstract

The utility model discloses a kind of power distribution cabinet mounting structure of high-voltage electrical apparatus, including cabinet, screen layer, cooling coil, dividing plate, connecting plate, desiccant layer, base, waterproof layer, radiator coil tube and micro pump, one layer of screen layer is fixedly installed on the cabinet and the door-plate inwall of its side, the inner vertical of the cabinet sets installing plate, the inside of the cabinet sets cooling coil, cooling coil is close to installing plate setting, and cooling coil is arranged between electronic component and installing plate, electronic component is fixedly connected with installing plate by bolt attaching nut.This practicality is radiated by using the transformer oil of circulation, can realize the quick export of heat, and is absorbed using ground, it is more efficient, because the area on ground is very big, therefore the problem of without having to worry about heat build-up, so as to ensure that electronic component is efficiently operated in cabinet.

Description

A distribution cabinet installation structure for high-voltage electrical

technical field

The utility model relates to a power distribution cabinet, in particular to a power distribution cabinet installation structure for high-voltage electricity.

Background technique

The power distribution cabinet (box) is divided into power distribution cabinet (box), lighting distribution cabinet (box), metering cabinet (box), and is the final equipment of the power distribution system. The power distribution cabinet is a general term for the motor control center. The power distribution cabinet is used in the occasions where the load is relatively scattered and there are few circuits; the motor control center is used in the occasions where the load is concentrated and there are many circuits. They distribute the electric energy of a certain circuit of the upper-level power distribution equipment to the nearest load. This level of equipment shall provide protection, monitoring and control of the load.

Because there are many connectors and some electronic components in the power distribution cabinet, it will generate a certain amount of heat. The traditional way of heat dissipation is to exhaust heat through fans, but airflow heat dissipation requires opening cooling holes on the surface of the cabinet, but the through holes It is easy to get in and out of dust or insects, which is not safe, and will accelerate the aging of internal electronic components.

Utility model content

The purpose of this utility model is to provide an installation structure of a power distribution cabinet for high-voltage electrical appliances, so as to solve the problems raised in the above-mentioned background technology.

In order to achieve the above object, the utility model provides the following technical solutions:

A power distribution cabinet installation structure for high-voltage electricity, including a cabinet body, a shielding layer, a cooling coil, a partition, a connecting plate, a desiccant layer, a base, a waterproof layer, a heat dissipation coil and a micro-water pump, the cabinet body and A layer of shielding layer is fixedly installed on the inner wall of the door panel on one side, and a mounting plate is vertically arranged inside the cabinet, and a cooling coil is arranged inside the cabinet, and the cooling coil is arranged close to the mounting plate, and the cooling plate The tube is arranged between the electronic components and the mounting plate, and the electronic components are fixedly connected to the mounting plate through bolts and nuts. The interior of the cabinet is provided with a partition near the bottom surface to form a compartment with the bottom surface, and the micro Water pump; the bottom of the cabinet is provided with a base, and one end of the corresponding connecting plate is welded on both sides of the top of the base, and the other end of the connecting plate is fixedly connected to the side wall of the cabinet by bolts, and a heat dissipation coil is arranged in the base to dissipate heat. The input port of the coil is connected to the output port of the cooling coil through a micro-pump, and the input port of the cooling coil is connected to the output port of the cooling coil through a joint to form a heat dissipation circulation pipeline. The heat dissipation circulation pipeline is filled with transformer oil. The base is pre-buried under the ground at the installation location, and a desiccant layer and a waterproof layer are arranged between the base and the bottom of the cabinet.

As a further solution of the present invention: the shielding layer adopts a braided copper mesh layer.

As a further solution of the present invention: the mounting plate is fixed on the inner wall of the cabinet by welding or screwing.

As a further solution of the utility model: the gap between the electronic components, the mounting plate and the cooling coil is filled with heat-dissipating silica gel.

As a further solution of the utility model: several cooling fins are welded on the side of the base.

Compared with the prior art, the beneficial effect of the utility model is: the utility model can realize the rapid export of heat by using the circulating transformer oil for heat dissipation, and uses the ground for absorption, so the efficiency is higher. Since the ground area is very large, Therefore, there is no need to worry about the problem of heat accumulation, so as to ensure the efficient operation of the electronic components in the cabinet. At the same time, the cabinet can be made into a fully enclosed structure, which prevents the entry of external dust and insects, further protects the electronic components and improves their service life.

Description of drawings

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

Fig. 2 is a schematic diagram of the structure of the cooling coil.

detailed description

The technical solutions in the embodiments of the present invention will be clearly and completely described below in conjunction with the accompanying drawings in the embodiments of the present invention. Obviously, the described embodiments are only part of the embodiments of the present invention, not all of them. example. Based on the embodiments of the present utility model, all other embodiments obtained by persons of ordinary skill in the art without making creative efforts belong to the scope of protection of the present utility model.

Please refer to Figures 1-2. In the embodiment of the present utility model, a power distribution cabinet installation structure for high-voltage electricity includes a cabinet body 1, a shielding layer 2, a cooling coil 3, a partition 4, a connecting plate 5, and cooling fins. Sheet 6, desiccant layer 7, base 8, waterproof layer 9, heat dissipation coil 10 and micro water pump 11, a layer of shielding layer 2 is fixedly arranged on the cabinet body 1 and the inner wall of the door panel on one side, and the shielding layer 2 adopts The braided layer of copper mesh can shield external electromagnetic interference and reduce the heat generated by electromagnetic interference. The inside of the cabinet 1 is vertically provided with a mounting plate 12, and the mounting plate 12 is fixed on the inner wall of the cabinet 1 by welding or screws. In order to facilitate the fixed installation of electronic components 13, a cooling coil 3 is arranged inside the cabinet body 1, and the cooling coil 3 is arranged close to the mounting plate 12, and the cooling coil 3 is arranged between the electronic components 13 and the mounting plate 12. The component 13 is fixedly connected to the mounting plate 12 through bolts and nuts, and the gap between the electronic component 13 and the mounting plate 12 and the cooling coil 3 is filled with heat-dissipating silica gel, thereby improving the heat transfer efficiency and enabling the cooling coil 3 to fully absorb electrons. The heat generated by element 13.

The inside of the cabinet body 1 is provided with a partition 4 horizontally close to the bottom surface, thereby forming a compartment with the bottom surface, and a micro-water pump 11 is fixedly installed in the compartment.

The bottom of the cabinet 1 is provided with a base 8, and one end of the corresponding connecting plate 5 is welded on both sides of the top of the base 8, and the other end of the connecting plate 5 is fixedly connected to the side wall of the cabinet 1 by bolts. The heat dissipation coil 10, the input port of the heat dissipation coil 10 is connected to the output port of the cooling coil 3 through a micro pump 11, and the input port of the cooling coil 3 is connected with the output port of the heat dissipation coil 10 through a joint to form a heat dissipation circulation pipe The heat dissipation circulation pipeline is filled with transformer oil, through which heat is absorbed and dissipated.

The base 8 is pre-buried under the ground at the installation location, and the heat exchange is performed directly with the soil inside to dissipate heat faster. A desiccant layer 7 and a waterproof layer 9 are arranged between the base 8 and the bottom of the cabinet body 1. The desiccant layer 7 and waterproof layer 9 are arranged up and down, guarantee waterproof, avoid moisture regain, and connecting plate 5 is stretched out the ground during concrete installation, to facilitate the fixing of cabinet.

Several heat dissipation fins 6 are welded on the side of the base 8 to improve heat dissipation efficiency.

It is obvious to those skilled in the art that the present invention is not limited to the details of the above exemplary embodiments, and that the present invention can be implemented in other specific forms without departing from the spirit or essential features of the present invention. Therefore, no matter from all points of view, the embodiments should be regarded as exemplary and non-restrictive, and the scope of the present invention is defined by the appended claims rather than the above description, so it is intended to fall within the scope of the claims All changes within the meaning and range of equivalents of the required elements are included in the present invention. Any reference sign in a claim should not be construed as limiting the claim concerned.

In addition, it should be understood that although this specification is described according to implementation modes, not each implementation mode only includes an independent technical solution, and this description in the specification is only for clarity, and those skilled in the art should take the specification as a whole , the technical solutions in the various embodiments can also be properly combined to form other implementations that can be understood by those skilled in the art.

Claims (5)

1. A power distribution cabinet installation structure for high-voltage electrical use, comprising a cabinet body, a shielding layer, a cooling coil, a dividing plate, a connecting plate, a desiccant layer, a base, a waterproof layer, a heat dissipation coil and a miniature water pump, and is characterized in that A layer of shielding layer is fixedly arranged on the inner wall of the cabinet body and one side of the door panel, a mounting plate is vertically arranged inside the cabinet body, a cooling coil is arranged inside the cabinet body, and the cooling coil tube is installed close to the plate, and the cooling coil is arranged between the electronic components and the mounting plate, the electronic components are fixedly connected to the mounting plate through bolts and nuts, and the inside of the cabinet close to the bottom surface is provided with a partition horizontally, thereby forming a compartment with the bottom surface, A micro-water pump is fixedly installed in the compartment; a base is provided at the bottom of the cabinet, and one end of the corresponding connecting plate is welded on both sides of the top of the base, and the other end of the connecting plate is fixedly connected to the side wall of the cabinet by bolts, and the inside of the base The heat dissipation coil is arranged, the input port of the heat dissipation coil is connected to the output port of the cooling coil through a micro-pump, and the input port of the cooling coil is connected with the output port of the heat dissipation coil through a joint to form a heat dissipation circulation pipeline, and the heat dissipation circulation pipe The road is filled with transformer oil, the base is pre-buried under the ground at the installation location, and a desiccant layer and a waterproof layer are arranged between the base and the bottom of the cabinet. 2. The installation structure of a power distribution cabinet for high-voltage electricity according to claim 1, wherein the shielding layer is a braided copper mesh layer. 3 . The installation structure of a power distribution cabinet for high voltage electrical appliances according to claim 1 , wherein the installation board is fixed on the inner wall of the cabinet by welding or screws. 4 . 4 . The installation structure of a power distribution cabinet for high-voltage electrical appliances according to claim 1 , wherein the space between the electronic components and the installation plate and the cooling coil is filled with heat-dissipating silica gel. 5 . 5. The installation structure of a power distribution cabinet for high-voltage electrical appliances according to claim 1, wherein a plurality of cooling fins are welded on the side of the base.