CN217009999U - Dustproof heat dissipation type switch board - Google Patents

Abstract

The utility model discloses a dust-proof and heat-dissipating power distribution cabinet, which comprises a cabinet body and an exhaust fan arranged on the upper end of the cabinet body. Ventilation openings are provided on both sides of the cabinet body, and the cabinet body moves at the ventilation openings. A filter screen is installed, a movable baffle is arranged at the ventilation opening on the outside of the cabinet, the movable baffle is connected with the outer wall of the cabinet through a connecting structure, and a rack is arranged on the inner side of the movable baffle, The upper end and the lower end of the side surface of the movable baffle close to the box body are respectively provided with dust-proof plastic strips and cleaning brushes. The cabinet body is provided with gears through the rotating shaft on one side of the ventilation opening, and the inner bottom of the cabinet body is installed with gears. A telescopic electric cylinder is installed, and a telescopic end of the telescopic electric cylinder is fixedly provided with a gear rod, and the gear rod and the rack are meshed with the gears. By controlling the telescopic electric cylinder, the utility model adjusts the position of the movable baffle according to the actual demand, so as to adjust the air intake volume of the vent, and realize the rapid heat dissipation of the cabinet.

Description

A dust-proof and heat-dissipating power distribution cabinet

technical field

The utility model relates to the technical field of power distribution cabinets, in particular to a dust-proof heat dissipation type power distribution cabinet.

Background technique

A large number of electrical components are generally installed in the power distribution cabinet. These electrical components will generate a lot of heat when they are working. If they are not discharged in time, the service life of the components will be greatly affected, especially in some dusty environments, dust is very easy to The heat dissipation holes gather in the power distribution cabinet, which affects the heat dissipation speed.

The existing dust-proof power distribution cabinets have the following problems:

1. The overall size of the air inlet is fixed and cannot be adjusted according to the actual cooling requirements;

2. Since most of the components set in the cabinet are set in the middle of the cabinet, the temperature in the middle of the cabinet is higher than other parts, and the heat dissipation mechanism cannot effectively dissipate heat from the high temperature parts.

Utility model content

The purpose of the present invention is to provide a dust-proof and heat-dissipating power distribution cabinet to solve the problems raised in the above-mentioned background art.

In order to achieve the above purpose, the present utility model provides the following technical solutions: a dust-proof and heat-dissipating power distribution cabinet, comprising a cabinet body and an exhaust fan arranged on the upper end of the cabinet body, both sides of the cabinet body are provided with ventilation openings, so The cabinet body is movably installed with a filter screen at the ventilation opening, and the outside of the cabinet body is provided with a movable baffle at the ventilation opening, and the movable baffle is connected with the outer wall of the cabinet body through a connecting structure. The inner side of the board is provided with a rack, and the upper and lower ends of the side surface of the movable baffle close to the box are respectively provided with dust-proof plastic strips and cleaning brushes, and the cabinet is provided with gears on one side of the vent through the rotating shaft , a telescopic electric cylinder is installed at the inner bottom of the cabinet, and the telescopic end of the telescopic electric cylinder is fixedly provided with a toothed rod, the toothed rod and the rack are meshed with the gear, and the air inlet pipe of the exhaust fan is installed in the inside the cabinet.

Preferably, a mounting plate is arranged inside the cabinet, a cavity is arranged inside the mounting plate, the upper end of the cavity is communicated with the air intake pipe of the exhaust fan, and the surface of the mounting plate is evenly opened There are a plurality of ventilation holes, and the bottoms of the ventilation holes of the mounting plate communicate with the cavity.

Preferably, the connection structure is composed of two sets of guide rails and guide rods installed in the guide rails, the two sets of the guide rails are installed on the outer surface of the cabinet body in parallel and vertically downward, and the two sets of guide rails are installed on two sides of the air vent. The two sides of the movable baffle are sleeved on the outer side of the guide rod by opening through holes, and are connected with the end of the guide rod through a nut.

Preferably, two vertically downward dust-proof pads are provided on one side surface of the movable baffle close to the cabinet, and the two dust-proof pads are installed outside the two sets of guide rails.

Preferably, the filter screen is composed of a first dust filter screen and a second dust filter screen as a whole, the first dust filter screen is arranged outside the ventilation opening, and the first dust filter screen is The aperture is larger than the aperture of the second dust filter.

Preferably, the inner surfaces of the dust-proof plastic strips and the dust-proof pads are in contact with the surface of the cabinet body.

The utility model provides a dust-proof and heat-dissipating power distribution cabinet, which has the following beneficial effects:

(1) In this utility model, the movable baffle is arranged on the outside of the ventilation opening by setting the movable baffle, the gear, the telescopic electric cylinder and the gear rod, and the movable baffle is meshed with the gear through the inner rack. The electric cylinder drives the downward movement of the toothed rod. Under the action of the gear, the movable baffle is moved upward, thereby opening the ventilation opening. At the same time, by controlling the telescopic electric cylinder, the position of the movable baffle can be adjusted according to the actual demand, so as to adjust the ventilation opening. The air intake volume can achieve rapid cooling of the cabinet.

(2) The utility model can effectively prevent the dust-proof plastic strips and dust-proof pads from abutting the surfaces of the dust-proof plastic strips and the dust-proof pads with the surface of the cabinet by arranging the dust-proof plastic strips and dust-proof pads on the inner surface of the movable baffle. Dust enters, and a cleaning brush is arranged on the inner and lower end of the movable baffle. During the up and down movement of the movable baffle, the cleaning brush can quickly clean the dust on the surface of the filter screen and avoid the number of filter replacements.

(3) In the present invention, a mounting plate is arranged inside the cabinet, a cavity and a ventilation hole are arranged on the mounting plate, the ventilation hole is communicated with the cavity, and the upper end of the cavity is communicated with the air intake pipe of the exhaust fan, so that the Quickly exhaust the hot air in the middle of the inside of the cabinet.

Description of drawings

Fig. 1 is the overall structure schematic diagram of the present utility model;

Fig. 2 is the structural representation of the mounting plate of the present invention;

3 is a schematic view of the installation of the guide rail of the present invention.

In the picture: 1. Cabinet body; 2. Exhaust fan; 3. Air vent; 4. Active baffle; 5. Dust-proof plastic strip; 6. Cleaning brush; 7. Gear; 8. Telescopic electric cylinder; 9. Tooth Rod; 10. Mounting plate; 11. Cavity; 12. Ventilation hole; 13. Guide rail.

Detailed ways

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present invention.

As shown in Figures 1-3, the present utility model provides a technical solution: a dust-proof and heat-dissipating power distribution cabinet, comprising a cabinet body 1 and an exhaust fan 2 arranged at the upper end of the cabinet body 1, and both sides of the cabinet body 1 are A vent 3 is opened, the cabinet 1 is movably installed with a filter screen at the vent 3, and a movable baffle 4 is provided on the outside of the cabinet 1 at the vent 3, and the movable baffle 4 is connected through the connection structure. Connected with the outer wall of the cabinet 1, the inner side of the movable baffle 4 is provided with a rack, and the upper and lower ends of the side surface of the movable baffle 4 close to the cabinet 1 are respectively provided with dust-proof plastic strips 5. A brush 6, a gear 7 is installed on one side of the ventilation port 3 through the rotating shaft of the cabinet 1, a telescopic electric cylinder 8 is installed on the inner bottom of the cabinet 1, and the telescopic end of the telescopic electric cylinder 8 is fixedly provided with The gear rod 9 , the gear rod 9 and the rack are all meshed with the gear 7 , and the air inlet pipe of the exhaust fan 2 is installed inside the cabinet 1 .

The inside of the cabinet 1 is provided with a mounting plate 10, the inside of the mounting plate 10 is provided with a cavity 11, the upper end of the cavity 11 is communicated with the air intake pipe of the exhaust fan 2, and the mounting plate 10 is provided with a cavity 11. A plurality of ventilation holes 12 are evenly distributed on the surface, and the bottom of the ventilation holes 12 of the mounting plate 10 is communicated with the cavity 11 .

The connecting structure consists of two sets of guide rails 13 and guide rods installed in the guide rails 13. The two sets of the guide rails 13 are installed on the outer surface of the cabinet 1 in parallel and vertically downward, and the two sets of guide rails 13 are installed at the ventilation openings. 3, both sides of the movable baffle 4 are sleeved on the outer side of the guide rod by opening through holes, and are connected with the end of the guide rod through nuts.

Two vertically downward dust-proof pads are provided on the side surface of the movable baffle 4 close to the cabinet 1 , and the two dust-proof pads are installed outside the two sets of guide rails 13 .

The filter screen is composed of a first dust filter screen and a second dust filter screen. larger than the aperture of the second dust filter.

The dust-proof plastic strip 5 and the inner surface of the dust-proof pad are in contact with the surface of the cabinet body 1 , which further improves the overall dust-proof effect.

Working principle, after the power distribution cabinet is installed, start the exhaust fan when working, because the lower end of the air intake pipe of the exhaust fan is connected with the cavity of the installation plate, and the installation plate is set inside the cabinet, the hot air inside the cabinet It enters the air intake pipe of the exhaust fan through the ventilation holes and cavities of the mounting plate, and finally discharges the cabinet. At the same time, the telescopic electric cylinder is activated, and the telescopic electric cylinder drives the tooth rod to shrink. Under the action of the gear, the movable baffle moves upward as a whole. , gradually open the air vent, and the cleaning brush at the lower end of the inner side of the movable baffle quickly cleans the dust on the surface of the filter screen. According to the actual use requirements, the relative position of the movable baffle and the cabinet can be adjusted by the telescopic electric cylinder. Thereby, the air intake volume of the vent is adjusted, and the rapid heat dissipation of the cabinet is realized.

Although the embodiments of the present invention have been shown and described, it will be understood by those skilled in the art that various changes and modifications can be made to these embodiments without departing from the principles and spirit of the present invention , alternatives and modifications, the scope of the present invention is defined by the appended claims and their equivalents.

Claims (6)

1. A dust-proof and heat-dissipating power distribution cabinet, characterized in that: it comprises a cabinet body (1) and an exhaust fan (2) arranged on the upper end of the cabinet body (1), and both sides of the cabinet body (1) are provided with There is a ventilation opening (3), the cabinet body (1) is movably installed with a filter screen at the ventilation opening (3), and a movable baffle (4) is arranged at the ventilation opening (3) on the outside of the cabinet body (1). ), the movable baffle (4) is connected with the outer wall of the cabinet (1) through a connecting structure, the inner side of the movable baffle (4) is provided with a rack, and the movable baffle (4) is close to the box The upper end and the lower end of one side surface of the body (1) are respectively provided with a dust-proof plastic strip (5) and a cleaning brush (6). (7), a telescopic electric cylinder (8) is installed on the inner bottom of the cabinet (1), and a toothed rod (9) is fixedly arranged at the telescopic end of the telescopic electric cylinder (8). The toothed rod (9) The racks and racks are meshed with the gears (7), and the air inlet pipe of the exhaust fan (2) is installed inside the cabinet (1). 2 . The dust-proof and heat-dissipating power distribution cabinet according to claim 1 , wherein a mounting plate ( 10 ) is arranged inside the cabinet body ( 1 ), and a mounting plate ( 10 ) is arranged inside the installation plate ( 10 ). 3 . There is a cavity (11), the upper end of the cavity (11) is communicated with the air intake pipe of the exhaust fan (2), and a plurality of ventilation holes (12) are evenly distributed on the surface of the mounting plate (10), The bottom of the ventilation hole (12) of the mounting plate (10) communicates with the cavity (11). 3. A dust-proof and heat-dissipating power distribution cabinet according to claim 1, characterized in that: the connection structure consists of two sets of guide rails (13) and guide rods installed in the guide rails (13), and the two sets of guide rails (13). The guide rails (13) are installed on the outer surface of the cabinet body (1) in parallel and vertically downward, and two sets of guide rails (13) are installed on both sides of the ventilation opening (3). The side is sleeved on the outer side of the guide rod by opening a through hole, and is connected with the end of the guide rod through a nut. 4. A dust-proof and heat-dissipating power distribution cabinet according to claim 3, characterized in that: a side surface of the movable baffle (4) close to the cabinet body (1) is provided with two vertically downward Dust-proof pads, two of the dust-proof pads are installed outside the two sets of guide rails (13). 5 . The dust-proof and heat-dissipating power distribution cabinet according to claim 1 , wherein the filter screen as a whole is composed of a first dust-proof filter screen and a second dust-proof filter screen. The dust filter is arranged outside the ventilation opening (3), and the aperture of the first dust filter is larger than the aperture of the second dust filter. 6. A dust-proof and heat-dissipating power distribution cabinet according to claim 4, characterized in that: the inner surfaces of the dust-proof plastic strips (5) and the dust-proof pads are the same as the surface of the cabinet body (1). 's abutment.

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