CN207603014U - A dust-proof and easy-to-dissipate power cabinet - Google Patents

Abstract

The utility model discloses a dustproof easy-heat-dissipation electric power cabinet, wherein an exhaust column is fixedly arranged in the cabinet body, a plurality of ventilation holes are uniformly formed in the side wall of the exhaust column, and a second exhaust fan is fixedly arranged at the bottom of the cabinet body; a first exhaust fan is fixedly installed at the top of the cabinet body; a plurality of ventilation blocks are slidably mounted on the left side wall and the right side wall of the cabinet body, an air channel is formed in the ventilation blocks, and a plurality of wind blocking blocks are fixedly mounted in the air channel. The utility model is provided with the exhaust column inside the cabinet body, and after the external natural wind is pumped into the exhaust column through the second exhaust fan, the electric elements at each position inside the cabinet body are uniformly radiated from the ventilation hole, and the first exhaust fan is also arranged to accelerate the gas flow speed inside the cabinet body and improve the radiating effect; still slidable mounting has the ventilation piece on the lateral wall of the cabinet body, has both guaranteed the radiating while of the cabinet body, avoids the entering of dust, improves electrical components's life.

Description

A dust-proof and easy-to-dissipate power cabinet

technical field

The utility model relates to the technical field of power cabinets, in particular to a dust-proof and easy-to-radiate power cabinet.

Background technique

Power cabinets are divided into power power cabinets, lighting power cabinets, and metering cabinets, and are the final equipment of the power distribution system. The power cabinet is a general term for the motor control center. The power 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.

At present, with the application of power equipment in various environments, the problems that come with it also increase. The power cabinets in the prior art are usually equipped with exhaust fans for heat dissipation. Due to the different installation positions of the electrical components inside the power cabinet, the electrical components close to the exhaust fan The components get good heat dissipation, but the heat dissipation effect of the electrical components far away from the exhaust fan is poor, which affects the service life of the components; the side walls of the power cabinet are usually provided with heat dissipation holes to improve the heat dissipation effect. When the external environment is windy, including Dust gas easily enters the interior of the power cabinet through the heat dissipation holes, resulting in damage to electrical components.

Utility model content

The purpose of this utility model is to provide a dust-proof and easy-to-dissipate power cabinet 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 dust-proof and easy-to-dissipate power cabinet, the inside of the cabinet body is fixedly installed with an exhaust column, and a number of ventilation holes are uniformly opened on the side wall of the exhaust column, and a second exhaust fan is fixedly installed at the bottom of the cabinet body. The air outlet of the exhaust fan communicates with the inside of the exhaust column; the top of the cabinet is also fixedly equipped with a first exhaust fan, and the air inlet of the first exhaust fan communicates with the inside of the cabinet; the left and right sides of the cabinet A number of ventilation blocks are slidingly installed on the wall. There is an air duct inside the ventilation block. The upper left side of the air duct communicates with the inside of the cabinet, and the lower right side of the air duct communicates with the outside air. The wind block, the wind block is a triangular structure; the upper left side of the air duct is also fixedly installed with a filter screen; the four corners of the cabinet are fixedly installed with outriggers, and the bottom of the outriggers is provided with self-locking casters; The outrigger is composed of an upper outrigger and a lower outrigger. A movable block is fixedly installed on the bottom of the upper outrigger, and a groove matching the movable block is provided inside the lower outrigger; the movable block is a T-shaped structure, and The bottom of the block is fixedly connected with the groove through a shock-absorbing spring.

As a further solution of the utility model: the exhaust column is a cylindrical structure with an open bottom.

As a further solution of the present invention: the bottom of the cabinet is provided with a filter screen cover at the air inlet of the second exhaust fan, and a desiccant is placed inside the filter screen cover.

As a further solution of the utility model: the air duct is a serpentine structure.

As a further solution of the utility model: a handle is fixedly installed on the right side of the ventilation block.

Compared with the prior art, the beneficial effect of the utility model is: the utility model is provided with an exhaust column inside the cabinet body, and the outside natural wind is sucked into the exhaust column through the second exhaust fan, and the cabinet is ventilated from the ventilation hole. The electrical components at various positions inside the cabinet can dissipate heat evenly, and a first exhaust fan is also installed to speed up the gas flow rate inside the cabinet and improve the heat dissipation effect; there are also ventilation blocks slidingly installed on the side walls of the cabinet, which not only ensures the While cooling the body, it avoids the entry of dust and improves the service life of electrical components.

Description of drawings

Figure 1 is a schematic structural diagram of a dust-proof and easy-to-dissipate power cabinet.

Fig. 2 is a schematic structural diagram of the ventilation block in the dust-proof and easy-to-dissipate heat power cabinet.

Fig. 3 is a schematic structural view of the legs in the dust-proof and easy-to-dissipate heat power cabinet.

In the figure: 1-cabinet body, 2-ventilation block, 3-exhaust column, 4-ventilation hole, 5-first exhaust fan, 6-outrigger, 7-self-locking casters, 8-second exhaust fan, 9 -Filter screen cover, 10-Filter screen, 11-Air duct, 12-Handle, 13-Wind block, 14-Up leg, 15-Lower leg, 16-Movement block, 17-Groove, 18-Cut Shock spring.

Detailed ways

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 to 3. In the embodiment of the present utility model, a dust-proof and easy-to-dissipate power cabinet includes a cabinet body 1; an exhaust column 3 is fixedly installed inside the cabinet body 1, and the exhaust column 3 is an opening at the bottom The cylindrical structure, the side wall of the exhaust column 3 is evenly opened with a number of ventilation holes 4, the bottom of the cabinet 1 is fixedly installed with the second exhaust fan 8, the air outlet of the second exhaust fan 8 communicates with the interior of the exhaust column 3 , the second exhaust fan 8 draws the natural wind from the outside into the inside of the exhaust column 3, and discharges it from the ventilation hole 4, thereby cooling the electrical components inside the cabinet 1; the bottom of the cabinet 1 is located at the second exhaust fan 8 The air inlet of the air inlet is provided with a filter screen cover 9, and a desiccant is placed inside the filter screen cover 9, so as to filter and dry the moist dusty gas and prevent damage to the electrical components inside the cabinet body 1; the top of the cabinet body 1 A first exhaust fan 5 is also fixedly installed, and the air inlet of the first exhaust fan 5 communicates with the interior of the cabinet body 1, and the gas after heat exchange moves upwards, and is discharged from the cabinet body 1 under the action of the first exhaust fan 5. Inside: a number of ventilation blocks 2 are slidingly installed on the left and right side walls of the cabinet body 1, and the inside of the ventilation block 2 is provided with an air duct 11. The air duct 11 is a serpentine structure, and the upper left side of the air duct 11 is in contact with the 1, the lower right side of the air duct 11 communicates with the outside air, and a number of windshield blocks 13 are fixedly installed inside the air duct 11. When inside the cabinet body 1, the dust falls under the blocking of the windshield fast 13, thereby preventing the dust from entering the inside of the cabinet body 1; the upper left side of the air duct 11 is also fixedly equipped with a filter screen 10, so that the dust in the dusty gas The residual dust is filtered to further prevent the entry of dust; the right side of the ventilation block 2 is fixedly equipped with a handle 12, so that the ventilation block 2 is taken out for cleaning; the four corners of the cabinet body 1 are fixedly equipped with supporting legs 6, The bottom of leg 6 is provided with self-locking caster 7, so that the movement of cabinet body 1; Described support leg 6 is made up of upper support leg 14 and lower support leg 15, and the bottom of upper support leg 14 is fixedly equipped with movable block 16, and lower support The inside of the leg 15 is provided with a groove 17 matched with the movable block 16;

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 be 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 contains 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 dust-proof and easy-to-radiate power cabinet is characterized in that it comprises a cabinet body (1); the inside of the cabinet body (1) is fixedly equipped with an exhaust column (3), and the side wall of the exhaust column (3) A number of ventilation holes (4) are evenly opened on the top, and a second exhaust fan (8) is fixedly installed on the bottom of the cabinet body (1), and the air outlet of the second exhaust fan (8) communicates with the inside of the exhaust column (3); The top of the cabinet (1) is also fixedly equipped with a first exhaust fan (5), and the air inlet of the first exhaust fan (5) communicates with the inside of the cabinet (1); Several ventilation blocks (2) are slidably installed on the two side walls, and the inside of the ventilation block (2) is provided with an air duct (11). The upper left side of the air duct (11) communicates with the inside of the cabinet (1), and the air duct ( The lower right side of 11) communicates with the outside air, and several windshield blocks (13) are fixedly installed inside the air duct (11), and the windshield blocks (13) are triangular structures; the upper left side of the air duct (11) A filter screen (10) is also fixedly installed; legs (6) are fixedly installed at the four corners of the cabinet (1), and self-locking casters (7) are provided at the bottom of the legs (6); (6) is made up of upper support leg (14) and lower support leg (15), and the bottom of upper support leg (14) is fixedly equipped with movable block (16), and the inside of lower support leg (15) is provided with movable block ( 16) A matching groove (17); the movable block (16) is a T-shaped structure, and the bottom of the movable block (16) is fixedly connected to the groove (17) by a damping spring (18). 2. The dust-proof and easy-to-dissipate power cabinet according to claim 1, characterized in that, the exhaust column (3) is a cylindrical structure with an open bottom. 3. The dust-proof and easy-to-dissipate power cabinet according to claim 1, characterized in that, the bottom of the cabinet (1) is provided with a filter screen cover (9) at the air inlet of the second exhaust fan (8) to filter A desiccant is placed inside the net cover (9). 4. The dustproof and easy to dissipate heat power cabinet according to claim 1, characterized in that, the air duct (11) is a serpentine structure. 5. The dust-proof and easy-to-dissipate power cabinet according to claim 1, characterized in that, a handle (12) is fixedly installed on the right side of the ventilation block (2).