A ring network cabinet exhaust fan structure

Abstract

The utility model provides an exhaust fan structure of a ring network cabinet, comprising a cabinet body, a partition plate fixedly connected to the inner upper part of the cabinet body, an inlet fan fixedly connected to the top of the partition plate, circulation grooves are provided on the side walls at both ends of the cabinet body, side holes are respectively provided on the side walls at both ends of the interior of the cabinet body, and the two side holes are respectively located on both sides of the inlet fan, and the circulation groove is connected with the space where the fan is located through the side holes; a filter device is fixedly connected to the top of the cabinet body, the filter device is connected to the space inside the cabinet, and a plurality of ventilation holes are provided on the partition plate; an inlet fan is fixedly connected to the partition plate, and exhaust fans are fixedly connected to both sides of the bottom end of the cabinet body, the speed at which air enters the cabinet is accelerated by the inlet fan, and the speed at which air is discharged from the cabinet is accelerated by the exhaust fan, and the inlet fan and the exhaust fan cooperate with each other to increase the air flow speed in the cabinet, thereby quickly dissipating heat and increasing the service life of electronic components in the cabinet.

Description

Technical Field

[0001] The utility model belongs to the technical field of ring network cabinets, and in particular relates to an exhaust fan structure of a ring network cabinet. Background Art

[0002] A ring main unit is a group of electrical equipment for transmission and distribution installed in a metal or non-metallic insulating cabinet or made into an assembled interval ring main unit. Its core parts use load switches and fuses. It is widely used in distribution stations and box-type substations in load centers such as urban residential areas, high-rise buildings, large public buildings, factories and enterprises; as disclosed on June 23, 2023, the patent number of "CN202223439637.X" is "an automatic exhaust electrical control cabinet". This control cabinet includes a cabinet and a dustproof mechanism. An exhaust port for discharging hot air inside the cabinet is provided at the lower end of the side wall of the cabinet. An air inlet pipe is installed on the top of the cabinet. A filter plate is horizontally arranged inside the air inlet pipe. A motor is installed at the center of the lower end of the filter plate, and the output end of the motor is installed with A rotating shaft, on the side wall of which a fan blade for blowing external wind into the cabinet is installed; the dust-proof mechanism is arranged inside the air inlet pipe, for filtering the incoming air to prevent dust from entering the cabinet, causing dust to accumulate on the electrical equipment inside the cabinet, thereby accelerating the aging rate of the electrical equipment inside the cabinet; in the above technical scheme, the filter plate and the filter net are raised and lowered by an electric telescopic rod, so that the filter net is separated from the air inlet pipe, which is convenient for the staff to clean the dust accumulated on the filter net, thereby improving the filtration efficiency of the filter net and the filter plate; the dust on the filter net is pushed to the bottom of the fixed ring by the cleaning plate to prevent dust from flying, thereby realizing temporary storage of dust, improving the efficiency of the filter net in filtering air, and at the same time reducing the number of times the filter net is cleaned, thereby reducing the labor intensity of the staff.

[0003] However, the above control cabinet still has defects. For example, when the cabinet is in operation, the temperature inside the cabinet is high and the heat dissipation effect is poor, which reduces the service life of the components inside the cabinet. Utility Model Content

[0004] In order to overcome the deficiencies in the prior art, the utility model provides a ring network cabinet exhaust fan structure which has good heat dissipation effect, can quickly reduce the temperature inside the cabinet, and can increase the service life of components.

[0005] The technical solution adopted by the utility model to solve the technical problem is as follows: comprising a cabinet, a partition plate is fixedly connected to the inner upper part of the cabinet, an inlet fan is fixedly connected to the top of the partition plate, circulation grooves are opened on the side walls at both ends of the cabinet, side holes are respectively opened on the side walls at both ends of the cabinet, and the two side holes are respectively located on both sides of the inlet fan, and the circulation groove is connected with the space where the fan is located through the side holes;

[0006] A filter device is fixedly connected to the top of the cabinet, and the filter device is connected to the space inside the cabinet. A plurality of ventilation holes are provided on the partition plate, and the upper space of the cabinet is connected to the lower space through the ventilation holes on the partition plate.

[0007] Air outlet windows are respectively arranged on the side walls at both ends of the cabinet.

[0008] It is further configured as follows: any of the air outlet windows comprises an air outlet opened on the lower side wall of the cabinet, a window frame is fixedly connected to the air outlet, and a plurality of window blades are fixedly connected to the window frame.

[0009] It is further configured as follows: any one of the window blades is configured to be tilted downward.

[0010] It is further configured that: an air outlet slot is provided on one side of any of the air outlet windows facing the inside of the cabinet.

[0011] It is further configured as follows: a fixing plate is fixedly connected to the inner side walls at both ends of the lower part of the cabinet, and an exhaust fan is fixedly connected between the fixing plate and the bottom end of the cabinet.

[0012] It is further configured as follows: air guide plates are fixedly connected to both ends of the bottom inner side of the cabinet.

[0013] It is further configured as follows: a plurality of ventilation holes are respectively provided on the side walls at both ends of the interior of the cabinet.

[0014] It is further configured that: a filter plate is fixedly connected to one end of the air outlet window facing the interior of the cabinet.

[0015] It is further configured as follows: a shielding plate is fixedly connected to the top of the cabinet.

[0016] The beneficial effects of the utility model are as follows: an inlet fan is fixedly connected to the partition plate, and exhaust fans are fixedly connected to both sides of the bottom end of the cabinet body. The inlet fan accelerates the speed of air entering the cabinet body, and the exhaust fan accelerates the speed of air being discharged from the cabinet body. The inlet fan and the exhaust fan cooperate with each other to increase the air flow speed in the cabinet body, thereby quickly dissipating heat and increasing the service life of electronic components in the cabinet body.

[0017] A number of ventilation holes are respectively provided on the side walls at both ends of the cabinet, and the ventilation holes are respectively arranged to be inclined downward. The airflow generated by the intake fan enters the circulation slot through the side holes, and then enters the cabinet through the ventilation holes, thereby accelerating the speed of the airflow inside the cabinet; air guide plates are fixedly connected to the two ends of the bottom inner side of the cabinet, and the airflow generated by the exhaust fan can be accelerated through the air outlet window through the air guide plates. BRIEF DESCRIPTION OF THE DRAWINGS

[0018] Figure 1 It is a schematic diagram of the structure of the utility model;

[0019] Figure 2 It is a cross-sectional view of the utility model;

[0020] In the figure: 1-cabinet, 3-partition plate, 4-inlet fan, 5-circulation slot, 6-side hole, 7-filter device, 8-ventilation hole, 91-window frame, 92-window blade, 10-air outlet slot, 11-fixing plate, 12-exhaust fan, 13-air guide plate, 14-ventilation port, 15-filter plate, 16-shielding plate. DETAILED DESCRIPTION

[0021] The utility model is further described below in conjunction with the accompanying drawings:

[0022] Embodiment 1: Figure 1-2 As shown: This embodiment includes a cabinet 1, a partition plate 3 is fixedly connected to the upper inner part of the cabinet 1, and the cabinet 1 is divided into an upper space and a lower space by the partition plate 3. An inlet fan 4 is fixedly connected to the top of the partition plate 3, and the inlet fan 4 is located in the middle of the partition plate 3. Side holes 6 are opened on the side walls at both ends of the cabinet 1, and the side holes 6 are respectively located on the left and right sides of the inlet fan 4, and the two side holes are located in the upper space of the cabinet 1; circulation grooves 5 are respectively opened on the side walls at both ends of the cabinet 1, and the circulation grooves 5 are connected to the upper space inside the cabinet 1 through the side holes 6; a filter device 7 is fixedly connected to the middle position of the top of the cabinet 1, and the filter device 7 is for filtering air entering the cabinet 1 The air is filtered to prevent impurities in the air from entering the cabinet 1 and affecting the service life of the electronic components in the cabinet 1; a plurality of ventilation holes 8 are provided on the partition plate 3, and the airflow generated by the inlet fan 4 passes through the ventilation holes 8 and enters the lower space in the cabinet 1, and the side walls at both ends of the lower part of the cabinet 1 are respectively fixedly connected with air outlet windows; when the inlet fan 4 is working, negative pressure is generated at the bottom of the filter device 7, thereby accelerating the speed at which air enters the cabinet 1, and enters the lower space in the cabinet 1 through the ventilation holes 8, accelerating the air flow speed inside the cabinet 1, thereby achieving the effect of rapid heat dissipation; a switch door is provided on one end of the cabinet 1, and the cabinet 1 can be conveniently opened and closed by the switch door.

[0023] In addition, a plurality of ventilation holes 14 are respectively opened on the side walls at both ends of the cabinet body 1, and the plurality of ventilation holes 14 are respectively arranged to be tilted downward. The airflow generated by the inlet fan 4 enters the circulation groove 5 through the side hole 6, and then enters the interior of the cabinet body 1 through the plurality of ventilation holes 14, thereby accelerating the speed of the airflow inside the cabinet body 1.

[0024] Embodiment 2: The air outlet window includes an air outlet opened on the lower side wall of the cabinet 1, a window frame 91 is fixedly connected to the air outlet, a plurality of window blades 92 are fixedly connected to the window frame 91, any window blade 92 is tilted downward, and a filter plate 15 is fixedly connected to one end of the plurality of window blades 92 facing the inside of the cabinet 1, and the filter plate 15 can filter the air entering the air outlet window to prevent impurities in the air from entering the inside of the cabinet 1 and affecting the service life of the electronic components in the cabinet 1; any air outlet slot 10 is opened at one end facing the inside of the cabinet 1. Slot 10, and a fixing plate 11 is fixedly connected to the inner wall of the cabinet 1, the fixing plate 11 is located on one side of the air outlet slot 10, and an exhaust fan 12 is fixedly connected to the fixing plate 11 and the bottom end of the interior of the cabinet 1, and the exhaust fan 12 accelerates the air in the cabinet 1 to flow to the outside of the cabinet 1 through the air outlet slot 10 and the air outlet; the inlet fan 4 accelerates the speed of air entering the cabinet 1, and the exhaust fan 12 accelerates the speed of air being discharged from the cabinet 1, and the inlet fan 4 and the exhaust fan 12 cooperate with each other to increase the air flow speed in the cabinet 1, thereby quickly dissipating heat.

[0025] Wind guide plates 13 are fixedly connected to both ends of the inner bottom of the cabinet 1. The airflow generated by the exhaust fan 12 can be accelerated through the air outlet window through the wind guide plates 13. A shielding plate 16 is fixedly connected to the top of the cabinet 1 to block dust.

[0026] Although the embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that various changes, modifications, substitutions and variations may be made to the embodiments without departing from the principles and spirit of the present invention, and that the scope of the present invention is defined by the appended claims and their equivalents.

Claims

1. A ring main unit exhaust fan structure, comprising a cabinet body (1), characterized in that: A partition plate (3) is fixedly connected to the upper inner part of the cabinet (1), an air inlet fan (4) is fixedly connected to the top of the partition plate (3), circulation grooves (5) are provided on the side walls at both ends of the cabinet (1), and side holes (6) are respectively provided on the side walls at both ends of the interior of the cabinet (1), and the two side holes (6) are respectively located on both sides of the air inlet fan (4); the circulation groove (5) is connected to the space where the fan (4) is located through the side holes (6); A filter device (7) is fixedly connected to the top of the cabinet (1), and the filter device (7) is in communication with the space inside the cabinet (1). A plurality of ventilation holes (8) are provided on the partition plate (3), and the upper space of the cabinet (1) is in communication with the lower space thereof through the ventilation holes (8) on the partition plate (3); Air outlet windows are respectively arranged on the side walls at both ends of the cabinet (1).

2. The ring main unit exhaust fan structure according to claim 1, characterized in that: Any of the air outlet windows comprises an air outlet opened on the lower side wall of the cabinet (1), a window frame (91) is fixedly connected to the air outlet, and a plurality of window blades (92) are fixedly connected to the window frame (91).

3. The ring main unit exhaust fan structure according to claim 2, characterized in that: Any of the window blades (92) is arranged to be tilted downward.

4. The ring main unit exhaust fan structure according to claim 1, characterized in that: An air outlet slot (10) is provided on a side of any of the air outlet windows facing the interior of the cabinet (1).

5. The ring main unit exhaust fan structure according to claim 4, characterized in that: A fixing plate (11) is fixedly connected to the inner side walls at both ends of the lower part of the cabinet (1), and an exhaust fan (12) is fixedly connected between the fixing plate (11) and the bottom end of the cabinet (1).

6. The ring main unit exhaust fan structure according to claim 1, characterized in that: Wind guide plates (13) are fixedly connected to both ends of the inner bottom of the cabinet (1).

7. The ring main unit exhaust fan structure according to claim 1, characterized in that: A plurality of ventilation openings (14) are respectively provided on the side walls at both ends of the cabinet body (1).

8. The ring main unit exhaust fan structure according to claim 1, characterized in that: A filter plate (15) is fixedly connected to one end of the air outlet window facing the interior of the cabinet (1).

9. The ring main unit exhaust fan structure according to claim 1, characterized in that: A shielding plate (16) is fixedly connected to the top of the cabinet (1).

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