CN221978483U - Electrical cabinet heat radiation structure - Google Patents

Abstract

The utility model relates to the technical field of electrical cabinets, in particular to a heat dissipation structure of an electrical cabinet. The cabinet comprises a cabinet frame, a cabinet door, a mounting plate, an air inlet mechanism, a plurality of mounting frames and a plurality of air inlet pipes; the cabinet door rotates and sets up on the tank bracket, and the vertical setting of mounting panel is on the tank bracket, and a plurality of mounting brackets are vertical to be arranged and are set up on the mounting panel, are provided with air intake and air outlet on the tank bracket, and air inlet mechanism sets up in air intake department, and a plurality of air-supply lines one end all set up on air inlet mechanism and all with air inlet mechanism intercommunication, the air-supply line other end sets up respectively on the left and right sides face of mounting bracket. According to the utility model, the air inlet mechanism, the mounting frames and the air inlet pipes are arranged, the air inlet pipes are communicated with the air inlet mechanism, the air inlet pipes are respectively arranged at two sides of the mounting frames, fixed-point air blowing is carried out on the elements on each mounting frame, the phenomenon that the elements on part of the mounting frames cannot be cooled due to element density is prevented, and the heat dissipation effect can be ensured when the elements are dense.

Description

Heat dissipation structure of electrical cabinet

Technical Field

The utility model relates to the technical field of electrical cabinets, in particular to a heat dissipation structure of an electrical cabinet.

Background Art

An electrical cabinet is a device that assembles electrical components such as electrical equipment, controllers, circuit breakers or fuses in an open or closed metal structure. Electrical cabinets are mainly used to distribute power, control electrical appliances, protect circuits and prevent electrical equipment from being damaged. Electrical components generate heat during operation, and a heat dissipation structure needs to be set up in the electrical cabinet to dissipate heat to prevent the temperature in the electrical cabinet from being too high and causing damage to the electrical components.

The Chinese patent with publication number CN210959212U discloses a heat dissipation structure for an electrical cabinet. Clean air can be introduced into a fixed pipe through an air inlet through a fan and a filter. At the same time, under the action of a first air guide cover, the cross-sectional area of the airflow can be increased, so that the airflow can pass through a large area of the cabinet, thereby avoiding local overheating of the device.

However, the above patent has the following shortcomings:

In the case of densely packed components, it is difficult for the electrical cabinet to dissipate heat for the components on each mounting frame, and the heat dissipation effect is poor.

Utility Model Content

The utility model aims to solve the problems existing in the background technology and to provide a heat dissipation structure of an electrical cabinet which can still ensure the heat dissipation effect when the components are densely packed.

The technical solution of the utility model is a heat dissipation structure of an electrical cabinet, comprising a cabinet frame, a cabinet door, a mounting plate, an air inlet mechanism, multiple mounting frames and multiple air inlet pipes; the cabinet door is rotatably arranged on the cabinet frame, the mounting plate is vertically arranged on the cabinet frame, multiple mounting frames are vertically arranged on the mounting plate, the cabinet frame is provided with an air inlet and an air outlet, the air inlet mechanism is arranged at the air inlet, one end of the multiple air inlet pipes are all arranged on the air inlet mechanism and are all connected to the air inlet mechanism, and the other ends of the air inlet pipes are respectively arranged on the left and right sides of the mounting frame.

Preferably, the air outlets are respectively located at the upper and lower sides of the cabinet frame, and a dehumidification box a and a filter screen a are arranged in the air outlets.

Preferably, the air intake mechanism includes an air intake fan, a diverter box and a purification component. The air intake fan is arranged at the air inlet, the diverter box is arranged in the cabinet and located at the air inlet, the air inlet duct is arranged on the diverter box, the purification component is arranged on the cabinet and is sleeved on the outside of the air intake fan, and the purification component, the air intake fan, the diverter box, the air inlet duct and the inside of the cabinet are connected in sequence.

Preferably, the purification component includes a mounting sleeve, fastening bolts, a dehumidification box b and a filter screen b. The mounting sleeve is arranged on the cabinet frame through the fastening bolts and is arranged on the outside of the air inlet fan. The dehumidification box b is arranged on the mounting sleeve, and the filter screen b is arranged on the dehumidification box b. The filter screen b, the dehumidification box b and the air inlet fan are connected in sequence.

Preferably, it also includes a universal wheel arranged at the bottom of the cabinet frame, and a brake pad is arranged on the universal wheel.

Preferably, mounting holes are provided on both left and right sides of the mounting frame, the air inlet pipe is provided in the mounting hole, bamboo tubes are provided on both left and right inner sides of the mounting frame, and the air inlet pipe is connected to the bamboo tube.

Preferably, it also includes an air inlet sleeve and an air inlet cover. The air inlet sleeve is arranged on the mounting frame and sleeved on the outside of the bamboo tube, and the air inlet cover is threadedly arranged on the air inlet sleeve.

Compared with the prior art, the utility model has the following beneficial technical effects:

1. The utility model provides an air inlet mechanism, a mounting frame and an air inlet pipe, connects a plurality of air inlet pipes with the air inlet mechanism, and respectively provides the air inlet pipes on both sides of the mounting frame, so as to blow air at a fixed point to the components on each mounting frame, thereby preventing the components on some mounting frames from being unable to be cooled due to dense components, and still ensuring the heat dissipation effect when the components are densely packed.

2. The utility model provides bamboo tubes, and the length and position of the bamboo tubes can be adjusted during heat dissipation, and the air outlets can be aimed at components with large heat generation, thereby achieving heat dissipation of fixed-point components and improving the heat dissipation effect; at the same time, by providing air inlet sleeves and air inlet covers, when no components are installed on the mounting frame, the air inlet sleeves can be blocked by the air inlet cover, allowing wind to blow out from the remaining air inlet pipes.

BRIEF DESCRIPTION OF THE DRAWINGS

FIG1 is a schematic diagram of the heat dissipation structure of an electrical cabinet according to the present invention;

FIG2 is a rear view of the structure of FIG1 ;

FIG3 is a schematic diagram of the structure of the air inlet duct in the heat dissipation structure of the electrical cabinet of the present invention;

FIG. 4 is a side cross-sectional view of FIG. 1 .

Figure numerals: 1, cabinet frame; 101, air inlet; 102, air outlet; 2, cabinet door; 3, mounting plate; 4, mounting frame; 401, mounting hole; 5, air inlet mechanism; 501, air inlet fan; 502, diverter box; 503, purification component; 531, mounting sleeve; 532, fastening bolt; 533, dehumidification box b; 534, filter b; 6, air inlet duct; 7, dehumidification box a; 8, filter a; 9, universal wheel; 10, bamboo tube; 11, air inlet sleeve; 12, air inlet cover.

DETAILED DESCRIPTION

Embodiment 1

As shown in Figures 1 to 4, a heat dissipation structure of an electrical cabinet proposed in this embodiment includes a cabinet frame 1, a cabinet door 2, a mounting plate 3, an air inlet mechanism 5, multiple mounting frames 4 and multiple air inlet ducts 6; the cabinet door 2 is rotatably set on the cabinet frame 1, the mounting plate 3 is vertically set on the cabinet frame 1, and multiple mounting frames 4 are vertically arranged on the mounting plate 3. The cabinet frame 1 is provided with an air inlet 101 and an air outlet 102, the air inlet mechanism 5 is arranged at the air inlet 101, one end of the multiple air inlet ducts 6 are all arranged on the air inlet mechanism 5 and are all connected to the air inlet mechanism 5, and the other ends of the air inlet ducts 6 are respectively arranged on the left and right sides of the mounting frame 4.

When using the electrical cabinet, components are mounted on the mounting frame 4, and the position of the air inlet pipe 6 can be adjusted by installing and removing the mounting frame 4. The air inlet mechanism 5 is started, and the air inlet mechanism 5 blows air from the air inlet 101 into the air inlet pipe 6, and blows air from the air inlet pipe 6 to each mounting frame 4, and blows air from both sides of the mounting frame 4 to the components mounted on the mounting frame 4, so that the components on each mounting frame 4 can be cooled by blowing air, and the cooling effect can still be guaranteed when the components are densely packed.

Embodiment 2

As shown in Figures 2 and 4, the present embodiment proposes a heat dissipation structure for an electrical cabinet. Compared with the first embodiment, in the present embodiment, the air outlet 102 is respectively located at the upper and lower sides of the cabinet frame 1, and a dehumidification box a7 and a filter screen a8 are arranged in the air outlet 102. The air intake mechanism 5 includes an inlet fan 501, a diverter box 502 and a purification component 503. The inlet fan 501 is arranged at the air inlet 101, the diverter box 502 is arranged in the cabinet frame 1 and located at the air inlet 101, the air inlet pipe 6 is arranged on the diverter box 502, the purification component 503 is arranged on the cabinet frame 1 and is sleeved on the outside of the inlet fan 501, and the purification component 503, the inlet fan 501, the diverter box 502, the air inlet pipe 6 and the inside of the cabinet frame 1 are connected in sequence. The purification component 503 includes an installation sleeve 531, a fastening bolt 532, a dehumidification box b533 and a filter b534. The installation sleeve 531 is set on the cabinet frame 1 through the fastening bolt 532 and is set on the outside of the air inlet fan 501. The dehumidification box b533 is set on the installation sleeve 531, and the filter b534 is set on the dehumidification box b533. The filter b534, the dehumidification box b533 and the air inlet fan 501 are connected in sequence.

In this embodiment, the air inlet fan 501 is started to blow air, and the outside air is filtered by the filter net b534 and then dehumidified by the dehumidification box b533, so as to prevent the impurities from the outside from entering the cabinet frame 1, and at the same time ensure the humidity in the cabinet frame 1 to prevent the components from being damaged. After being filtered and dehumidified, the wind enters the diversion box 502, and the diversion enters multiple air inlet pipes 6. The wind blows from the air inlet pipe 6 to each mounting frame 4, and blows air to the components on each mounting frame 4. By setting the mounting sleeve 531 and the fastening bolt 532, the purification component 503 can be removed from the cabinet frame 1 for cleaning and replacement after a period of use. The wind in the cabinet frame 1 is blown out of the cabinet frame 1 through the air outlet 102 to form air circulation. By setting the dehumidification box a7 and the filter net a8, the air is dehumidified, and at the same time, the impurities from the outside are prevented from entering the cabinet frame 1.

Embodiment 3

As shown in FIG1 , the heat dissipation structure of an electrical cabinet proposed in this embodiment, compared with the first embodiment, in this embodiment, further includes a universal wheel 9 arranged at the bottom of the cabinet frame 1, and a brake pad is arranged on the universal wheel 9. The universal wheel 9 is arranged to facilitate moving the entire electrical cabinet to a desired position. After the cabinet frame 1 is moved to the desired position, the brake pad can be arranged to fix the entire electrical cabinet at the desired position.

The left and right sides of the mounting frame 4 are both provided with mounting holes 401, the air inlet pipe 6 is arranged in the mounting holes 401, the left and right inner sides of the mounting frame 4 are both provided with bamboo tubes 10, and the air inlet pipe 6 is connected with the bamboo tubes 10. The bamboo tubes 10 are fixed at a desired position by telescoping and rotating the bamboo tubes 10, and the bamboo tubes 10 blow the wind in the air inlet pipe 6 to the components with large heat generation at a fixed point, so as to realize the fixed-point heat dissipation of the components with large heat generation, and the targeted heat dissipation can improve the overall heat dissipation effect.

The heat dissipation structure of the electrical cabinet further includes an air inlet sleeve 11 and an air inlet cover 12. The air inlet sleeve 11 is arranged on the mounting frame 4 and sleeved on the outside of the bamboo tube 10. The air inlet cover 12 is threadedly arranged on the air inlet sleeve 11. By arranging the air inlet sleeve 11 and the air inlet cover 12, when no component is installed on the mounting frame 4, the air inlet cover 12 can be rotated to thread the air inlet cover 12 on the air inlet sleeve 11, the air inlet sleeve 11 is blocked, and the air inlet pipe 6 is blocked, so that the wind is blown out from the remaining air inlet pipes 6.

The implementation modes of the present invention are described in detail above in conjunction with the accompanying drawings, but the present invention is not limited thereto, and various changes can be made within the knowledge scope of technicians in the relevant technical field without departing from the purpose of the present invention.

Claims (7)

1. A heat dissipation structure for an electrical cabinet, characterized in that it comprises a cabinet frame (1), a cabinet door (2), a mounting plate (3), an air inlet mechanism (5), a plurality of mounting frames (4) and a plurality of air inlet pipes (6); The cabinet door (2) is rotatably mounted on the cabinet frame (1); the mounting plate (3) is vertically mounted on the cabinet frame (1); a plurality of mounting frames (4) are vertically arranged on the mounting plate (3); an air inlet (101) and an air outlet (102) are arranged on the cabinet frame (1); an air inlet mechanism (5) is arranged at the air inlet (101); one end of a plurality of air inlet pipes (6) are all arranged on the air inlet mechanism (5) and are all connected to the air inlet mechanism (5); and the other ends of the air inlet pipes (6) are respectively arranged on the left and right sides of the mounting frame (4). 2. An electrical cabinet heat dissipation structure according to claim 1, characterized in that the air outlet (102) is respectively located on the upper and lower sides of the cabinet frame (1), and a dehumidification box a (7) and a filter screen a (8) are arranged in the air outlet (102). 3. According to claim 1, a heat dissipation structure of an electrical cabinet is characterized in that the air intake mechanism (5) includes an air intake fan (501), a diverter box (502) and a purification component (503), the air intake fan (501) is arranged at the air inlet (101), the diverter box (502) is arranged in the cabinet frame (1) and is located at the air inlet (101), the air inlet pipe (6) is arranged on the diverter box (502), the purification component (503) is arranged on the cabinet frame (1) and is sleeved on the outside of the air intake fan (501), the purification component (503), the air intake fan (501), the diverter box (502), the air intake pipe (6) and the inside of the cabinet frame (1) are connected in sequence. 4. An electrical cabinet heat dissipation structure according to claim 3, characterized in that the purification component (503) includes a mounting sleeve (531), a fastening bolt (532), a dehumidification box b (533) and a filter b (534), the mounting sleeve (531) is arranged on the cabinet frame (1) through the fastening bolt (532) and is sleeved on the outside of the air inlet fan (501), the dehumidification box b (533) is arranged on the mounting sleeve (531), the filter b (534) is arranged on the dehumidification box b (533), and the filter b (534), the dehumidification box b (533) and the air inlet fan (501) are connected in sequence. 5. The heat dissipation structure of an electrical cabinet according to claim 1 is characterized in that it also includes a universal wheel (9) arranged at the bottom of the cabinet frame (1), and a brake pad is arranged on the universal wheel (9). 6. An electrical cabinet heat dissipation structure according to claim 1, characterized in that mounting holes (401) are provided on the left and right sides of the mounting frame (4), the air inlet pipe (6) is arranged in the mounting hole (401), bamboo tubes (10) are provided on the left and right inner sides of the mounting frame (4), and the air inlet pipe (6) is connected to the bamboo tube (10). 7. An electrical cabinet heat dissipation structure according to claim 6, characterized in that it also includes an air inlet sleeve (11) and an air inlet cover (12), the air inlet sleeve (11) is arranged on the mounting frame (4) and is sleeved on the outside of the bamboo tube (10), and the air inlet cover (12) is threadedly arranged on the air inlet sleeve (11).