Explosion-proof power cabinet with dustproof function for electrical automation engineering

Abstract

The utility model relates to the technical field of explosion-proof electric power cabinets, and discloses an explosion-proof electric power cabinet with a dustproof function for electrical automation engineering, which comprises a cabinet body, a cabinet door is arranged on the front surface of the cabinet body, a heat dissipation opening is arranged on the back surface of the cabinet body, a sealing shell is arranged outside the heat dissipation opening, and a sealing cover is arranged on the sealing shell. The outer side of the sealing shell is connected with cooling fins. According to the explosion-proof electric power cabinet with the dustproof function for the electrical automation engineering, heat dissipation openings are formed in the rear side of the explosion-proof electric power cabinet, internal heat can be conveniently dissipated, meanwhile, a sealing shell is arranged outside the heat dissipation openings, and cooling fins are connected to the outside of the sealing shell, so that the heat dissipation performance of the explosion-proof electric power cabinet is improved. According to the electric power cabinet, the inner sealing performance of the cabinet body can be guaranteed, meanwhile, the effect of accelerating heat dissipation can be achieved, meanwhile, dust and other impurities accumulated in the cabinet body can be greatly reduced through the effect of the sealing strips, normal use of the electric power cabinet is facilitated, and meanwhile later maintenance of workers is facilitated.

Description

Technical Field

[0001] The utility model relates to the technical field of explosion-proof power cabinets, in particular to an explosion-proof power cabinet used in electrical automation engineering and having a dustproof function. Background Art

[0002] The distribution cabinet is divided into power distribution cabinet, lighting distribution cabinet and metering cabinet. It is the final equipment of the distribution system. The distribution cabinet is a general term for the motor control center. It is generally used in occasions where the load is relatively dispersed and there are fewer circuits. The motor control center is used in occasions where the load is concentrated and there are more circuits. They distribute the electrical energy of a circuit of the upper-level distribution equipment to the nearest load. This level of equipment should provide protection, monitoring and control for the load.

[0003] In order to ensure production safety, explosion-proof power cabinets are widely used in electrical automation projects. As the final equipment, the power cabinet has a variety of working environments. With the increase of usage time, external dust will accumulate inside the explosion-proof power cabinet. The accumulated dust will affect the heat dissipation and even become a conductor, which can easily cause an explosion and create a safety hazard. It also creates inconvenience for manual maintenance in the later stage. Utility Model Content

[0004] In view of the deficiencies in the prior art, the utility model provides an explosion-proof power cabinet for electrical automation engineering and having a dustproof function, which solves the problems raised in the above-mentioned background technology.

[0005] To achieve the above purpose, the utility model is implemented through the following technical scheme: an explosion-proof power cabinet for electrical automation engineering with dustproof function, including a cabinet body, a cabinet door is installed on the front of the cabinet body, a heat dissipation port is opened on the back of the cabinet body, a sealing shell is configured outside the heat dissipation port, and a heat sink is connected to the outside of the sealing shell.

[0006] Optionally, the cabinet door is movably installed on the front of the cabinet body through a rotating shaft, and a corresponding button is arranged on the cabinet door. A seal is connected to the inner side of the edge of the cabinet door. The seal is made of rubber and is connected to the gap between the cabinet body and the cabinet door, which can play a sealing effect and prevent external dust from entering the cabinet body.

[0007] Optionally, the heat dissipation port is opened on the back of the cabinet, and there are multiple heat dissipation ports evenly distributed, which promotes the heat dissipation effect.

[0008] Optionally, the sealing shell is connected to the back of the cabinet, and the sealing shell is made of metal material with good thermal conductivity, which can increase the distance between the wall and the cabinet, provide sufficient space for heat dissipation, and also have a sealing effect to prevent the entry of external dust.

[0009] Optionally, there are multiple heat sinks evenly connected to the back of the sealing shell, and the heat sink is a sheet structure, and the heat sink is made of a material with good thermal conductivity, which can achieve heat dissipation by means of physical heat conduction, thereby promoting the effect of heat dissipation.

[0010] The utility model provides an explosion-proof power cabinet with dustproof function for electrical automation engineering, which has the following beneficial effects:

[0011] 1. The explosion-proof power cabinet with dustproof function for electrical automation engineering can facilitate the dissipation of internal heat by opening a heat dissipation port on the rear side of the explosion-proof power cabinet. At the same time, a sealing shell is arranged outside the heat dissipation port, and a heat sink is connected to the outside of the sealing shell. It can achieve the effect of accelerated heat dissipation while ensuring the airtightness of the interior of the cabinet. At the same time, through the effect of the seal, dust and other impurities accumulated inside the cabinet can be greatly reduced, which is conducive to the normal use of the power cabinet and also convenient for the later maintenance of the staff.

[0012] 2. The explosion-proof power cabinet with dust-proof function used in electrical automation engineering can facilitate the dissipation of heat inside the cabinet by opening multiple heat dissipation ports on the rear side of the explosion-proof power cabinet. At the same time, through the cooperation of the sealing shell and the heat sink, the effect of promoting heat dissipation can be achieved while ensuring the airtightness of the cabinet. While ensuring normal heat dissipation, external dust is prevented from entering the cabinet, so that the power cabinet can be used normally and can also facilitate the subsequent cleaning and maintenance of the staff.

[0013] 3. The explosion-proof power cabinet with dustproof function used in electrical automation engineering can achieve sealing between the cabinet door and the cabinet body by setting a seal on the outside of the gap between the cabinet door and the cabinet body, and making the seal contact with the cabinet body when the cabinet door is closed. The elasticity of the seal can be used to achieve sealing between the cabinet door and the cabinet body, thereby greatly reducing the entry of external dust and avoiding the problem of dust accumulation inside the cabinet body affecting the operation of the power cabinet, making it convenient for people to use the power cabinet and improving safety.

[0014] 4. In short, the explosion-proof power cabinet with dustproof function used in electrical automation engineering has multiple heat dissipation ports on the back of the cabinet. At the same time, through the cooperation of the sealing shell and the heat sink, it can ensure the airtightness of the back of the cabinet while using physical heat conduction to achieve the heat dissipation effect, so that the heat inside the cabinet can be dissipated in time, slowing down the aging and damage of the internal accessories of the cabinet. At the same time, through the cooperation of the seal, it can play the effect of sealing the cabinet and the cabinet door, thereby greatly reducing the dust accumulated inside the cabinet, avoiding the problem of heat dissipation of internal accessories caused by dust accumulation, and also improving safety, which is convenient for people to carry out the later maintenance of the explosion-proof power cabinet. BRIEF DESCRIPTION OF THE DRAWINGS

[0015] Figure 1 It is a schematic diagram of the structure of the utility model;

[0016] Figure 2 It is a structural schematic diagram of the back side of the utility model;

[0017] Figure 3 It is a schematic diagram of the cross-sectional structure of the utility model;

[0018] Figure 4 It is a structural schematic diagram of the inner side of the cabinet door of the utility model.

[0019] In the figure: 1. cabinet body; 2. cabinet door; 21. seal; 3. heat sink; 4. heat dissipation port; 5. sealing shell. DETAILED DESCRIPTION

[0020] The technical solutions in the embodiments of the present invention will be described clearly and completely below in conjunction with the drawings in the embodiments of the present invention. Obviously, the described embodiments are only part of the embodiments of the present invention, rather than all of the embodiments.

[0021] See also Figure 1-4 The utility model provides a technical solution: the explosion-proof power cabinet includes a cabinet body 1, corresponding accessories and connecting lines are installed inside the cabinet body 1, a cabinet door 2 is installed on the front of the cabinet body 1, and corresponding buttons and the like are arranged on the cabinet door 2. The cabinet door 2 is movably connected through a rotating shaft, and a seal 21 is connected to the inner side of the outer edge of the cabinet door 2. The seal 21 is made of rubber material, and the seal 21 is located at the gap between the cabinet body 1 and the cabinet door 2. Therefore, when the cabinet door 2 is closed, the seal 21 can seal the cabinet body 1 and the cabinet door 2, thereby greatly reducing the problem of external dust entering the interior of the cabinet body 1, avoiding the problem of heat dissipation being blocked or easy explosion caused by the accumulation of dust and other impurities on the accessories inside the cabinet body 1, and improving the service life of the power cabinet. At the same time, it can also ensure its normal operation and provide convenience for the staff's later maintenance.

[0022] See also Figure 1-3 The cabinet 1 is provided with corresponding accessories and connecting wires, which is the prior art and will not be described in detail here. A heat dissipation port 4 is provided on the back of the cabinet 1, and there are multiple heat dissipation ports 4 evenly distributed, which can facilitate the heat dissipation inside the cabinet 1. At the same time, the heat dissipation port 4 is provided with a sealing shell 5 connected to the cabinet 1. The sealing shell 5 can close the back of the cabinet 1 to prevent external dust from entering the cabinet 1. At the same time, the sealing shell 5 is made of a material with good thermal conductivity. A plurality of heat sinks 3 are connected to the back of the sealing shell 5. The heat sink 3 is also made of a material with good thermal conductivity, so that the heat dissipation effect can be achieved by physical heat conduction while ensuring the airtightness of the cabinet 1. In addition, through the cooperation of the heat sink 3 and the sealing shell 5, the distance between the power cabinet and the wall can be increased when the power cabinet is placed against the wall, which promotes the heat dissipation effect, greatly reduces the aging or damage of the accessories caused by the untimely heat dissipation of the internal accessories, and prolongs the service life of the explosion-proof power cabinet.

[0023] To sum up, when using the explosion-proof power cabinet for electrical automation engineering with dustproof function, the explosion-proof power cabinet is installed in the corresponding area, and then the internal accessories and connecting lines are set, the cabinet door 2 is closed and locked. At this time, the seal 21 is deformed by the pressure of the cabinet body 1 and seals the gap between the cabinet body 1 and the cabinet door 2. After being put into use, the heat generated by the internal accessories of the cabinet body 1 is discharged from the heat dissipation port 4, and then the heat enters the sealing shell 5, and the heat is discharged from the heat sink 3 through physical transfer.

[0024] In the description of the present utility model, it should be noted that the orientation or position relationship indicated by the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inside", "outside", etc. is based on the orientation or position relationship shown in the drawings, which is only for the convenience of describing the present utility model and simplifying the description, and does not indicate or imply that the device or element referred to must have a specific orientation, be constructed and operated in a specific orientation, and therefore cannot be understood as a limitation of the present utility model; the terms "first", "second", and "third" are only used for descriptive purposes, and cannot be understood as indicating or implying relative importance. In addition, unless otherwise clearly specified and limited, the terms "installed", "connected", and "connected" should be understood in a broad sense, for example, it can be a fixed connection, a detachable connection, or an integral connection; it can be a mechanical connection or an electrical connection; it can be a direct connection, or it can be indirectly connected through an intermediate medium, or it can be the internal communication of two elements. For ordinary technicians in this field, the specific meanings of the above terms in the present utility model can be understood according to specific circumstances. Furthermore, the terms "comprises," "comprising," or any other variations thereof are intended to cover non-exclusive inclusion, such that a process, method, article, or apparatus that includes a list of elements includes not only those elements but also other elements not expressly listed, or also includes elements inherent to such process, method, article, or apparatus.

[0025] Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that various changes, modifications, substitutions and variations may be made to the embodiments without departing from the principles and spirit of the present invention, and that the scope of the present invention is defined by the appended claims and their equivalents.

Claims

1. An explosion-proof power cabinet for electrical automation engineering and having a dustproof function, comprising a cabinet body (1), characterized in that: A cabinet door (2) is installed on the front of the cabinet body (1), a heat dissipation port (4) is opened on the back of the cabinet body (1), a sealing shell (5) is arranged outside the heat dissipation port (4), and a heat sink (3) is connected to the outside of the sealing shell (5).

2. The explosion-proof power cabinet for electrical automation engineering with dustproof function according to claim 1, characterized in that: The cabinet door (2) is movably mounted on the front of the cabinet body (1) via a rotating shaft, and a corresponding button is arranged on the cabinet door (2). A seal (21) is connected to the inner side of the edge of the cabinet door (2), and the seal (21) is made of rubber. The seal (21) is connected to the gap between the cabinet body (1) and the cabinet door (2).

3. The explosion-proof power cabinet for electrical automation engineering with dustproof function according to claim 1, characterized in that: The heat dissipation opening (4) is provided on the back side of the cabinet (1), and there are a plurality of heat dissipation openings (4) evenly distributed.

4. The explosion-proof power cabinet for electrical automation engineering with dustproof function according to claim 1, characterized in that: The sealing shell (5) is connected to the back side of the cabinet (1), and the sealing shell (5) is made of a metal material with good thermal conductivity.

5. The explosion-proof power cabinet for electrical automation engineering with dustproof function according to claim 1, characterized in that: The heat sink (3) comprises a plurality of heat sinks (3) uniformly connected to the back side of the sealing shell (5); the heat sink (3) is a sheet-like structure; and the heat sink (3) is made of a material with good thermal conductivity.

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