CN220440238U - Heat abstractor for building regulator cubicle - Google Patents

Abstract

The utility model relates to the technical field of building electrical cabinets, and discloses a heat dissipation device for building electrical cabinets, which includes an electrical cabinet body. There are air inlet openings and air outlet openings at both ends inside the electrical cabinet. The air inlet openings are A dust-proof mechanism is installed inside the opening. An exhaust cooling fan is installed inside the electrical cabinet body. A heat dissipation mechanism is fixedly installed at the bottom end of the electrical cabinet. The first heat dissipation shaft is driven by a pulley and a transmission belt during rotation. The second heat dissipation shaft is rotated, thereby driving the two ventilation fans to rotate, thereby replacing the hot air inside the electrical cabinet body, improving the heat dissipation effect inside the electrical cabinet body, and extending the service life of the electronic components inside the electrical cabinet body. .

Description

A heat dissipation device for building electrical cabinets

Technical field

The utility model relates to the technical field of building electrical cabinets, specifically a heat dissipation device for building electrical cabinets.

Background technique

Electrical cabinets are cabinets made of steel to protect the normal operation of electrical components. Existing electrical cabinets include strong current and weak current. Strong current electrical components have high voltage, high power, heat quickly, and have high heat. A heat sink is needed to dissipate heat from the interior of the electrical cabinet.

After searching, the utility model patent with Chinese patent publication number CN210042577U discloses a building electrical cabinet that is easy to maintain, including a fixed frame of the electrical cabinet, a heat dissipation device, a lighting lifting upper cover, a shielding side panel and a disassembled front door. When the device needs to be repaired, During maintenance, remove the two side panels and the front door panel, raise the lifting cover upwards, and turn on the lighting. At this time, the space in the box for maintenance workers to inspect becomes larger; although this device improves the safety of the building electrical cabinet, The maintenance effect is good, but only a single cooling fan is used for heat dissipation, which leads to poor heat dissipation inside the building's electrical cabinet and reduces the use effect of the electrical cooling cabinet.

Utility model content

(1) Technical problems solved

In view of the shortcomings of the existing technology, the utility model provides a heat dissipation device for a building electrical cabinet.

(2) Technical solutions

In order to achieve the above purpose, the present utility model provides the following technical solution: a heat dissipation device for a building electrical cabinet, including an electrical cabinet body, and air inlet openings and air outlet openings are provided at both ends inside the electrical cabinet. A dust-proof mechanism is installed inside the opening;

An exhaust cooling fan is installed inside the electrical cabinet body, and a heat dissipation mechanism is fixedly installed at the bottom end of the electrical cabinet.

Preferably, the dust-proof mechanism includes a heat dissipation block. The outer wall of the heat dissipation block is fixedly connected to the inside of the air inlet opening. One end of the heat dissipation block is provided with a heat dissipation channel, and the inside of the heat dissipation channel is fixedly connected with a connection. board, one end of the connecting plate is provided with a plurality of air inlet slots, dustproof filters are installed inside the plurality of air inlet slots, one end of the heat dissipation block is fixedly connected to a first motor, and the A rotating shaft is fixedly connected to the output end of the first motor. The other end of the rotating shaft extends to the other end of the heat dissipation block and is fixedly connected to a cleaning plate. Cleaning brushes are installed at one end of each of the plurality of cleaning plates.

Further, the heat dissipation mechanism includes a heat dissipation box, the top end of the heat dissipation box is fixedly connected to the bottom end of the electrical cabinet body, the bottom end inside the heat dissipation box is fixedly connected to a second motor, and the output end of the second motor A first heat dissipation shaft is fixedly connected, and a second heat dissipation shaft is rotatably connected to the bottom end inside the heat dissipation box. The tops of the first heat dissipation shaft and the second heat dissipation shaft both extend to the inside of the electrical cabinet body and are fixedly connected with ventilation Fan, the outer walls of the first heat dissipation shaft and the second heat dissipation shaft are fixedly connected with pulleys, a transmission belt is connected between the two pulleys, and a protective cover is installed at the bottom end of the electrical cabinet body.

Further, a plurality of dust-proof deflectors are installed inside the air outlet opening.

On the basis of the above, the four corners of the bottom end of the electrical cabinet body are fixedly connected with stable support angles.

Based on the above, further, both ends of the electrical cabinet body are fixedly connected with mounting plates, and the tops of the two mounting plates are equipped with fixing rivets.

On the basis of the above, a stable door is installed on the front end of the electrical cabinet body, and a door handle is installed on the front end of the stable door.

(3) Beneficial effects

Compared with the existing technology, this utility model provides a heat dissipation device for building electrical cabinets, which has the following beneficial effects:

The heat dissipation device for building electrical cabinets moves the electrical cabinet body to a corresponding position, and then transports air to the inside of the electrical cabinet body through the operation of the exhaust cooling fan. Under the power-on start of the second motor, the The output end of the two motors will drive the first heat dissipation shaft to rotate, and during the rotation process, the first heat dissipation shaft is driven by the pulley and the transmission belt to rotate the second heat dissipation shaft, thereby driving the two ventilation fans to rotate, thereby achieving It replaces the hot air inside the electrical cabinet body, improves the heat dissipation effect inside the electrical cabinet body, and extends the service life of the electronic components inside the electrical cabinet body.

Description of the drawings

Figure 1 is a schematic diagram of the front cross-sectional structure of the utility model;

Figure 2 is a schematic front view of the structure of the utility model;

Figure 3 is a partially enlarged structural schematic diagram of position A in Figure 1 of the present utility model;

Figure 4 is a schematic diagram of the partial enlarged structure of B in Figure 1 of the present invention.

In the picture: 1. Electrical cabinet body; 2. Exhaust cooling fan; 3. Heat dissipation block; 4. Connecting plate; 5. Dust filter; 6. First motor; 7. Rotary shaft; 8. Cleaning plate; 9. Cleaning Brush; 10. Heat dissipation box; 11. Second motor; 12. First heat dissipation shaft; 13. Second heat dissipation shaft; 14. Ventilation fan; 15. Pulley; 16. Transmission belt; 17. Dust-proof deflector; 18 , Stabilizing support angle; 19. Mounting plate; 20. Fixing rivets; 21. Stable door; 22. Door handle.

Detailed ways

Please refer to Figure 1-4. A heat dissipation device for a building electrical cabinet includes an electrical cabinet body 1. There are air inlet openings and air outlet openings at both ends of the interior of the electrical cabinet. A dust-proof mechanism is installed inside the air inlet opening. The dust-proof mechanism includes a heat dissipation block 3. The outer wall of the heat dissipation block 3 is fixedly connected to the inside of the air inlet opening. One end of the heat dissipation block 3 is provided with a heat dissipation slot. The inside of the heat dissipation slot is fixedly connected with a connecting plate 4. One end of the connecting plate 4 A plurality of air inlet slots are provided, and dust-proof filters 5 are installed inside the plurality of air inlet slots. One end of the heat sink 3 is fixedly connected to a first motor 6, and the output end of the first motor 6 is fixedly connected to a rotating shaft. 7. The other end of the rotating shaft 7 extends to the other end of the heat dissipation block 3 and is fixedly connected with a cleaning plate 8. One end of the plurality of cleaning plates 8 is equipped with a cleaning brush 9, which is intercepted by the dust filter 5 to make it Dust in the air cannot enter the inside of the electrical cabinet body 1. However, when the first motor 6 is powered on, the output end of the first motor 6 will drive the cleaning plate 8 to rotate, and the cleaning plate 8 will drive the cleaning plate 8 to rotate during the rotation. The cleaning brush 9 cleans the accumulated dust on the dust filter 5. An exhaust cooling fan 2 is installed inside the electrical cabinet body 1. A heat dissipation mechanism is fixedly installed at the bottom end of the electrical cabinet. The heat dissipation mechanism includes a heat dissipation box 10. The top of the heat dissipation box 10 is fixedly connected to the bottom end of the electrical cabinet body 1 . The second motor 11 is fixedly connected to the bottom end inside the heat dissipation box 10 . The output end of the second motor 11 is fixedly connected to the first heat dissipation shaft 12 . The heat dissipation box 10 A second heat dissipation shaft 13 is rotatably connected to the bottom end of the interior. The tops of the first heat dissipation shaft 12 and the second heat dissipation shaft 13 both extend to the inside of the electrical cabinet body 1 and are fixedly connected with a ventilation fan 14. The first heat dissipation shaft 12 and the second heat dissipation shaft 13 Pulleys 15 are fixedly connected to the outer walls of the two heat dissipation shafts 13. A transmission belt 16 is connected between the two pulleys 15. A protective cover is installed at the bottom end of the electrical cabinet body 1. By moving the electrical cabinet body 1 to the corresponding position, , and under the operation of the exhaust cooling fan 2, the air is transported to the inside of the electrical cabinet body 1. When the second motor 11 is powered on, the output end of the second motor 11 will drive the first heat dissipation shaft 12 to rotate. , and the first heat dissipation shaft 12 is driven by the pulley 15 and the transmission belt 16 to rotate the second heat dissipation shaft 13 during the rotation process, and then drives the two ventilation fans 14 to rotate, thereby realizing the replacement of the hot air inside the electrical cabinet body 1 , and improve the heat dissipation effect inside the electrical cabinet body 1, and extend the service life of the electronic components inside the electrical cabinet body 1.

It should also be noted that a plurality of dust-proof deflectors 17 are installed inside the air outlet opening to further improve the air diversion effect when the air is outlet. The four corners of the bottom end of the electrical cabinet body 1 are fixedly connected with stable support angles 18 , to support the overall device, both ends of the electrical cabinet body 1 are fixedly connected with mounting plates 19, and the tops of the two mounting plates 19 are equipped with fixing rivets 20 to fix the overall device more stably. The electrical cabinet body 1 A stable door 21 is installed at the front end, and a door handle 22 is installed at the front end of the stable door 21 to make it easier to view the inside of the electrical cabinet body 1 .

To sum up, when the heat dissipation device for the building electrical cabinet is used, the electrical cabinet body 1 is first moved to the corresponding position, and then the air is transported to the inside of the electrical cabinet body 1 under the operation of the exhaust cooling fan 2. Intercepted by the dust-proof filter 5 , dust in the air cannot enter the interior of the electrical cabinet body 1 , and when powered on by the first motor 6 , the output end of the first motor 6 will drive the cleaning plate 8 Rotate, and the cleaning plate 8 will drive its cleaning brush 9 to clean the dust accumulated on the dust filter 5 during the rotation process, thereby preventing the dust filter 5 from being clogged. When passing through the second motor 11 When powered on, the output end of the second motor 11 will drive the first heat dissipation shaft 12 to rotate, and the first heat dissipation shaft 12 is driven by the pulley 15 and the transmission belt 16 to rotate the second heat dissipation shaft 13 during the rotation process. The two ventilation fans 14 are driven to rotate, thereby realizing the replacement of hot air inside the electrical cabinet body 1 and improving the heat dissipation effect inside the electrical cabinet body 1 .

Claims (7)

1. A heat dissipation device for a building electrical cabinet, including an electrical cabinet body (1), characterized in that: an air inlet opening and an air outlet opening are respectively provided at both ends of the interior of the electrical cabinet, and the interior of the air inlet opening is installed There is a dust-proof mechanism; An exhaust cooling fan (2) is installed inside the electrical cabinet body (1), and a heat dissipation mechanism is fixedly installed at the bottom end inside the electrical cabinet. 2. A heat dissipation device for building electrical cabinets according to claim 1, characterized in that the dust-proof mechanism includes a heat dissipation block (3), and the outer wall of the heat dissipation block (3) is fixed to the inside of the air inlet opening. connection, one end of the heat dissipation block (3) is provided with a heat dissipation channel, a connecting plate (4) is fixedly connected to the inside of the heat dissipation channel, and one end of the connecting plate (4) is provided with a plurality of air inlet channels. , dust-proof filters (5) are installed inside multiple air inlet slots, a first motor (6) is fixedly connected to one end of the heat dissipation block (3), and the first motor (6) The output end is fixedly connected with a rotating shaft (7). The other end of the rotating shaft (7) extends to the other end of the heat sink (3) and is fixedly connected with a cleaning plate (8). One end of a plurality of the cleaning plates (8) Both are equipped with cleaning brushes (9). 3. A heat dissipation device for building electrical cabinets according to claim 2, characterized in that the heat dissipation mechanism includes a heat dissipation box (10), the top of the heat dissipation box (10) and the electrical cabinet body (1) The bottom end of the heat dissipation box (10) is fixedly connected to a second motor (11), and the output end of the second motor (11) is fixedly connected to a first heat dissipation shaft (12). A second heat dissipation shaft (13) is rotatably connected to the bottom end inside the heat dissipation box (10), and the top ends of the first heat dissipation shaft (12) and the second heat dissipation shaft (13) extend to the inside of the electrical cabinet body (1) A ventilation fan (14) is fixedly connected, and a pulley (15) is fixedly connected to the outer walls of the first heat dissipation shaft (12) and the second heat dissipation shaft (13), and the transmission between the two pulleys (15) A transmission belt (16) is connected, and a protective cover is installed at the bottom end of the electrical cabinet body (1). 4. A heat dissipation device for building electrical cabinets according to claim 3, characterized in that a plurality of dust-proof deflectors (17) are installed inside the air outlet opening. 5. A heat dissipation device for building electrical cabinets according to claim 4, characterized in that: the four corners of the bottom end of the electrical cabinet body (1) are fixedly connected with stabilizing support angles (18). 6. A heat dissipation device for a building electrical cabinet according to claim 5, characterized in that: both ends of the electrical cabinet body (1) are fixedly connected with mounting plates (19), and two of the mounting plates (19) The tops of 19) are equipped with fixing rivets (20). 7. A heat dissipation device for a building electrical cabinet according to claim 6, characterized in that: a stabilizing door (21) is installed at the front end of the electrical cabinet body (1), and a stabilizing door (21) is installed at the front end. Has door handle(22).