CN209805147U - A dust-proof and heat-dissipating power distribution cabinet - Google Patents

Abstract

The utility model discloses a dustproof heat dissipation type switch board, including the switch board main part, both ends all have cabinet door main part through hinge connection about the switch board main part side, the rectangle through-hole has been seted up in the cabinet door main part, cabinet door main part through-hole four corners all is connected with spacing fixed block outward, spacing fixed block is "+" shape structure, and 4 spacing fixed block inner walls are rectangle square matrix and distribute, spacing fixed block internal connection has the dust screen frame, and dust screen frame internal connection has dustproof radiator-grid, the length and width of dust screen frame all equals the maximum length and width between 4 spacing fixed block inner walls. This screen frame of dustproof heat dissipation type switch board can be convenient dismantle, and need not with the help of other instruments, and is comparatively convenient. This dustproof heat dissipation type switch board makes the outer dust screen frame of dustproof radiator grid can fix between individual spacing fixed block through the gomphosis card, can be convenient dismantle, need not with the help of other instruments.

Description

A dust-proof and heat-dissipating power distribution cabinet

technical field

The utility model relates to the technical field of electric power equipment, in particular to a power distribution cabinet, in particular to a dust-proof and heat-dissipating power distribution cabinet.

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 should provide protection, monitoring and control for the load. Common power distribution cabinets will install screen frames on the cabinet doors for dust prevention and heat dissipation.

The screen frame on the door of the existing power distribution cabinet is generally fixed to the cabinet door by bolts, and tools such as screwdrivers are required for disassembly, which is relatively inconvenient.

Utility model content

The purpose of this utility model is to solve the above problems and provide a dust-proof and heat-dissipating power distribution cabinet, which includes a main body of the power distribution cabinet. There is a rectangular through hole in the main body of the cabinet door, and the four corners of the through hole of the main body of the cabinet door are connected with limit fixing blocks. The limit fixing blocks are "┌" shaped structures, and the inner walls of the four limit fixing blocks are rectangular Array distribution, the inside of the limit fixed block is connected with a dust-proof net frame, and the inside of the dust-proof net frame is connected with a dust-proof heat dissipation net, and the length and width of the dust-proof net frame are equal to those between the inner walls of the four limit fixed blocks. maximum length and width.

In a first aspect, the present application provides a dust-proof and heat-dissipating power distribution cabinet. The thickness of the frame of the dust-proof net is not greater than the thickness of the limiting and fixing block, and a bearing fixing slot is opened inside the limiting and fixing block.

In the second aspect, the present application provides a dust-proof and heat-dissipating power distribution cabinet. A bearing column is connected in the bearing fixing slot, and the bearing column is a "T"-shaped cylindrical structure, and the diameter of the small diameter end of the bearing column is equal to that of the bearing fixing The inner diameter of the slot.

In a third aspect, the present application provides a dust-proof and heat-dissipating power distribution cabinet, wherein the depth of the bearing fixing slot is smaller than the length of the small-diameter end of the bearing column, and the small-diameter end of the bearing column is externally connected with a pressure plate.

In a fourth aspect, the present application provides a dust-proof and heat-dissipating power distribution cabinet. A through hole is opened inside the upper part of the pressure plate, and the inner diameter of the through hole of the pressure plate is equal to the outer diameter of the small diameter end of the bearing column.

In the fifth aspect, the present application provides a dust-proof and heat-dissipating power distribution cabinet, the sum of the depths of the pressure plate and the bearing fixing slot is equal to the length of the small diameter end of the bearing column, and the bearing fixing slot is located at the corner of the limit fixing block place.

Beneficial effects of the utility model: the screen frame of the dust-proof and heat-dissipating power distribution cabinet can be disassembled conveniently without using other tools, which is more convenient. This dust-proof and heat-dissipating power distribution cabinet enables the frame of the dust-proof net outside the dust-proof and heat-dissipating net to be fixed between the four limit fixing blocks by fitting cards, which can be easily disassembled without the use of other tools to facilitate Clean up, and there is a gap between the four limit fixing blocks, which is convenient to expose the side of the dust-proof net frame so that the dust-proof net frame can be grasped and applied force.

Description of drawings

Figure 1 is a schematic structural diagram of a dust-proof and heat-dissipating power distribution cabinet of the present invention;

Fig. 2 is a front view of the frame of the dust-proof net of a dust-proof and heat-dissipating power distribution cabinet of the present invention;

Fig. 3 is a front view of the main body of the cabinet door of a dust-proof and heat-dissipating power distribution cabinet of the present invention;

Fig. 4 is a front view of a limiting and fixing block of a dust-proof and heat-dissipating power distribution cabinet of the present invention;

Fig. 5 is a side view of a limiting and fixing block of a dust-proof and heat-dissipating power distribution cabinet of the present invention.

The text marked in the figure is expressed as: 1. Bearing column, 2. Resisting pressure plate, 3. Cabinet door body, 4. Limiting and fixing block, 5. Dustproof net frame, 6. Dustproof and heat dissipation net, 7. Power distribution Cabinet main body, 8, bearing fixing slot.

Detailed ways

In order to enable those skilled in the art to better understand the technical solution of the utility model, the utility model will be described in detail below in conjunction with the accompanying drawings. The description of this part is only exemplary and explanatory, and should not have any influence on the protection scope of the utility model. restrictive effect.

Please refer to Figures 1-5. The utility model provides a technical solution: a dust-proof and heat-dissipating power distribution cabinet, including a main body 7 of the power distribution cabinet. The door body 3 and the cabinet door body 3 are provided with a rectangular through hole, and the four corners of the cabinet door body 3 through holes are connected with the limit fixing block 4, the limit fixing block 4 is a "┌" shaped structure, and the four limit fixing blocks 4. The inner wall is distributed in a rectangular square array. The limit fixing block 4 is connected with a dust-proof net frame 5 inside, and the dust-proof net frame 5 is connected with a dust-proof heat dissipation net 6. The thickness of the dust-proof net frame 5 is not greater than that of the limit fixing block 4, and the inside of the limit fixing block 4 is provided with a bearing fixing slot 8, this structure makes the end face of the limit fixing block 4 not protrude from the end face of the dustproof net frame 5, so that the side wall of the limit fixing block 4 can be relatively It is firmly fitted with the side wall of the dust-proof net frame 5, and the bearing column 1 is connected in the bearing fixing slot 8, and the bearing column 1 is a "T"-shaped cylindrical structure, and the diameter of the small diameter end of the bearing column 1 is equal to that of the bearing fixing The inner diameter of the slot 8, this structure enables the small diameter end of the bearing column 1 to be inserted into the inside of the bearing fixing slot 8 and fixed with the limit fixing block 4, and the bearing column 1 will not shake inside the bearing fixing slot 8, and the bearing is fixed The depth of the slot 8 is less than the length of the small-diameter end of the bearing column 1, and the small-diameter end of the bearing column 1 is externally connected with a pressure plate 2. This structure prevents the small-diameter end of the bearing column 1 from completely sinking into the inside of the fixed slot 8 and resists The pressure plate 2 can be connected to the small diameter end of the bearing column 1 to expose a part of the outer side of the fixed slot 8, and a through hole is opened inside the upper part of the pressure plate 2, and the inner diameter of the through hole of the pressure plate 2 is equal to the outer diameter of the small diameter end of the bearing column 1. This structure enables the pressure plate 2 to rotate along the outer wall of the small-diameter end of the bearing column 1 through the internal through hole, so as to rotate the pressure plate 2 to the outside of the end face of the dust-proof net frame 5, and block the end face of the dust-proof net frame 5 to resist The sum of the depths of the pressure plate 2 and the bearing fixing slot 8 is equal to the length of the small-diameter end of the bearing column 1, and the bearing fixing slot 8 is located at the corner of the limit fixing block 4. This structure enables the large-diameter end of the bearing column 1 to hold the The pressure plate 2 is pressed on the limit fixing block 4 on the outside of the bearing fixing slot 8, so that the pressure plate 2 will not move up and down along the outer wall of the small diameter end of the bearing column 1, and the pressure plate 2 can move along the corner position of the limit fixing block 4 The bearing column 1 rotates, and the length and width of the dust-proof net frame 5 are equal to the maximum length and width between the inner walls of the four limit fixing blocks 4. This structure enables the dust-proof net frame 5 outside the dust-proof cooling net 6 to pass through the embedded The card is fixed between the four limit fixing blocks 4, which can be easily disassembled without using other tools to facilitate cleaning, and there is a gap between the four limit fixing blocks 4, which is convenient for exposing the frame of the dustproof net The 5 sides are convenient for grasping by the frame 5 of the dustproof net, and are convenient for applying force.

Working principle: When using the dust-proof and heat-dissipating power distribution cabinet, first open the cabinet door body 3 from the power distribution cabinet body 7 through the hinge, and then hold it on the dust-proof net frame 5 outside the dust-proof and heat-dissipating net 6, Then the frame 5 of the dust-proof net is clamped between the rectangular inner walls formed by the four limit fixing blocks 4 to initially fix the frame 5 of the dust-proof net, and then the small-diameter end of the bearing column 1 is inserted through the through hole of the pressure plate 2 Among them, then insert the small diameter end of the bearing column 1 into the bearing fixing slot 8 of the limit fixing block 4 for fixing, and then rotate the pressing plate 2 along the outer wall of the bearing column 1, so that the pressing plate 2 is in a dust-proof position. The front of the net frame 5 prevents the user from pushing out the outside of the limit fixing block 4 inner wall, thereby completing a series of tasks.

In this paper, specific examples are used to illustrate the principle and implementation of the present invention. The description of the above examples is only used to help understand the method and core idea of the present invention. The above is only a preferred embodiment of the utility model, it should be pointed out that due to the limitation of literal expression, objectively there are infinite specific structures, for those of ordinary skill in the art, without departing from the principle of the utility model Under the premise of the invention, some improvements, modifications or changes can also be made, and the above technical features can also be combined in an appropriate way; these improvements, modifications, or combinations, or the ideas and technical solutions of the utility model can be directly applied without improvement In other occasions, all should be regarded as the protection scope of the present utility model.

Claims (6)

1. A dust-proof and heat-dissipating power distribution cabinet, comprising a main body (7) of the power distribution cabinet, characterized in that: the upper and lower ends of the side of the main body (7) of the power distribution cabinet are connected with the cabinet door main body (3 ), the cabinet door main body (3) is provided with a rectangular through hole, and the four corners of the cabinet door main body (3) through hole are connected with a limit fixing block (4), and the limit fixing block (4) is " ┌"-shaped structure, and the inner walls of the 4 limit fixing blocks (4) are distributed in a rectangular matrix. A dust-proof and heat-dissipating net (6) is connected inside, and the length and width of the dust-proof net frame (5) are equal to the maximum length and width between the inner walls of the four limiting and fixing blocks (4). 2. A dust-proof and heat-dissipating power distribution cabinet according to claim 1, characterized in that: the thickness of the dust-proof net frame (5) is not greater than the thickness of the limit fixing block (4), and the limit is fixed The inside of the block (4) is provided with a bearing fixing slot (8). 3. A dust-proof and heat-dissipating power distribution cabinet according to claim 2, characterized in that: the bearing fixing slot (8) is connected with a bearing column (1), and the bearing column (1) is "T ”-shaped cylindrical structure, and the diameter of the small diameter end of the bearing post (1) is equal to the internal diameter of the fixed slot (8). 4. A dust-proof and heat-dissipating power distribution cabinet according to claim 3, characterized in that: the depth of the bearing fixing slot (8) is less than the length of the small diameter end of the bearing column (1), and the bearing column (1) The small-diameter end of the small diameter end is externally connected with a pressure plate (2). 5. A dust-proof and heat-dissipating power distribution cabinet according to claim 4, wherein a through hole is opened inside the upper part of the pressing plate (2), and the inner diameter of the through hole of the pressing plate (2) is equal to that of the bearing column ( 1) The outer diameter of the small diameter end. 6. A dust-proof and heat-dissipating power distribution cabinet according to claim 5, characterized in that: the sum of the depths of the pressure plate (2) and the bearing fixing slot (8) is equal to the small diameter of the bearing column (1) The length of the end, and the bearing fixing slot (8) is located at the corner of the limit fixing block (4).