CN220210831U - Heat radiation structure of electrical control cabinet - Google Patents

Abstract

The utility model discloses a heat radiation structure of an electrical control cabinet, which belongs to the technical field of electrical control cabinets and comprises the following components: the novel rain shield comprises a base, universal wheels are arranged on the periphery of the lower end of the base, a cabinet body is fixedly arranged on the upper end of the base, a hinge is hinged to the front side of the cabinet body, a cabinet door is fixedly connected to the front side of the cabinet body through the hinge, a handle is fixedly arranged on the right side of the front side of the cabinet door, a plurality of cooling holes are formed in the left side and the right side of the cabinet body, a side plate is fixedly arranged above the cooling holes, an exhaust fan is fixedly arranged on the left side of the top end of the cabinet body, an air outlet pipe is fixedly connected to the bottom end of the exhaust fan, a fan is fixedly connected to the middle part of the top end of an inner cavity of the cabinet body, an air permeable net is fixedly arranged at the rear end of the cabinet body, and a rain shield is fixedly arranged on the front side and the rear side of the top end of the cabinet body. Therefore, the heat dissipation effect can be improved, the service life of the control cabinet is prolonged, and the practicability is realized.

Description

A heat dissipation structure for an electrical control cabinet

Technical field

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

Background technique

The control cabinet is an assembly of switchgear, measuring instruments, protective appliances and auxiliary equipment in a closed or semi-closed metal cabinet or on a screen according to electrical wiring requirements. Its layout should meet the requirements for normal operation of the power system, facilitate maintenance, and not endanger human life. and the safety of surrounding equipment. The electrical control cabinet is used to install the control terminal of electrical equipment and is an indispensable equipment in the electrical control system.

Because the equipment will generate a lot of heat during operation, the control cabinet needs to be cooled. There are some shortcomings in the existing electrical control cabinet heat dissipation equipment. It is easy to introduce external dust into the interior of the cabinet, resulting in dust accumulation. When the dust When accumulated over a large area, the heat dissipation effect of the control cabinet will be deteriorated, the electrical control cabinet will be easily damaged, and the safety of the control cabinet will be reduced. Therefore, an improvement is now made to the heat dissipation structure of an electrical control cabinet.

Utility model content

The technical problem to be solved by the utility model is to provide a heat dissipation structure for an electrical control cabinet. The heat dissipation structure can improve the heat dissipation effect of the control cabinet and solve the technical problem of poor heat dissipation effect in the prior art.

To solve the above problems, the following technical solutions are provided:

Design a heat dissipation structure for an electrical control cabinet, including a base. Universal wheels are provided around the lower end of the base. A cabinet is fixedly installed on the upper end of the base. A hinge is hinged on the front side of the cabinet. The cabinet There is a cabinet door fixedly connected to the front side through a hinge. A handle is fixedly installed on the right end of the front side of the cabinet door. There are several heat dissipation vents on the left and right sides of the cabinet body. The left and right sides of the cabinet body are located in the heat dissipation position. A side plate is fixedly installed above the mouth, an exhaust fan is fixedly installed on the left side of the top of the cabinet, an air outlet pipe is fixedly connected to the bottom of the exhaust fan, and a fan is fixedly connected to the top and middle part of the cabinet interior cavity. A breathable mesh is fixedly installed at the rear end of the cabinet.

Furthermore, rain shields are fixedly installed on the front and rear sides of the top of the cabinet.

Further, there are card slots at one end close to the heat dissipation port on the left and right sides of the cabinet, a filter is fixedly installed inside the card slot, and a heat sink is fixedly installed at the rear end of the cabinet. A temperature sensor is fixedly installed on the upper end of the right wall.

Further, the side plates are equidistant and inclined at the upper end of the heat dissipation port, and the inclination angle of the side plates is 30°.

Further, the inlet of the exhaust fan is connected with the outlet of the air outlet duct, and the inlet of the air outlet duct penetrates the top of the cabinet and is connected with the inside of the cabinet.

Further, a sealing gasket is fixedly installed at the connection between the cabinet and the air outlet pipe.

Further, the fan is located at the top of the cabinet cavity and on the side away from the exhaust fan.

Compared with the existing technology, the beneficial effects of this utility model are:

1. In the present utility model, through the heat dissipation openings, filters, rain shields and side plates, and by setting the filter at the heat dissipation opening and fixing the filter plate to the inner wall of the cabinet, it can effectively prevent external dust from entering and prevent The dust accumulation inside the cabinet is eliminated, and the rain shield and side panels can be used to prevent rainwater from entering the interior of the cabinet, preventing damage to the control cabinet and improving the safety of the control cabinet.

2. In this utility model, through the cooperation of the ventilation net, fan and exhaust fan, the heat in the control cabinet can be cooled down and exhausted in time, and the heat inside the cabinet can be automatically cooled and ventilated quickly and effectively in a timely manner. It can be discharged through a fan to improve the heat dissipation effect and facilitate the discharge of the gas extracted by the exhaust fan. It is conducive to heat dissipation and can also prevent dust or liquid from entering the cabinet. It is highly practical.

In summary, the utility model can prevent debris or dust from entering the inside of the cabinet through the filter, fan and exhaust fan, improve the heat dissipation effect, extend the service life of the control cabinet, has a simple structure and is practical.

With reference to the following description and drawings, specific embodiments of the present invention are disclosed in detail, and the manner in which the principles of the present invention may be adopted is indicated. It should be understood that embodiments of the present invention are not limited in scope thereby.

Description of drawings

The accompanying drawings are used to provide a further understanding of the present utility model, and constitute a part of the specification. They are used to explain the present utility model together with the embodiments of the present utility model, and do not constitute a limitation of the present utility model. In the attached picture:

Figure 1 is a schematic diagram of the overall structure of the heat dissipation structure of an electrical control cabinet according to the present invention;

Figure 2 is a schematic rear structural view of the cabinet body according to the heat dissipation structure of an electrical control cabinet according to the present invention;

Figure 3 is a schematic cross-sectional structural diagram of a cabinet body according to the heat dissipation structure of an electrical control cabinet according to the present invention.

In the picture: 1. Base; 2. Universal wheel; 3. Cabinet; 4. Hinge; 5. Cabinet door; 6. Handle; 7. Side panel; 8. Heat dissipation vent; 9. Exhaust fan; 10. Ventilation Net; 11. Weather shield; 12. Air outlet duct; 13. Sealing gasket; 14. Fan; 15. Card slot; 16. Filter; 17. Temperature sensor; 18. Heat sink.

Detailed ways

In order to make it easy to understand the technical means, creative features, objectives and effects of the present utility model, the present utility model will be further elaborated below in conjunction with specific implementation modes.

As shown in Figures 1 to 3, this embodiment provides a heat dissipation structure for an electrical control cabinet, including a base 1. Universal wheels 2 are provided around the lower end of the base 1. A cabinet 3 is fixedly installed at the upper end of the base 1. The cabinet 3 A hinge 4 is hinged on the front side of the cabinet 3. A cabinet door 5 is fixedly connected to the front side of the cabinet 3 through the hinge 4. A handle 6 is fixedly installed on the right end of the front side of the cabinet door 5. There are several handles 6 on the left and right sides of the cabinet 3. A heat dissipation port 8 is installed on the left and right sides of the cabinet 3 above the heat dissipation port 8. Side plates 7 are fixedly installed on the left and right sides of the cabinet 3. An exhaust fan 9 is fixedly installed on the left side of the top of the cabinet 3. The bottom end of the exhaust fan 9 is fixedly connected to an air outlet pipe 12. , a fan 14 is fixedly connected to the top and middle part of the inner cavity of the cabinet 3. The fan 14 is located at the top of the inner cavity of the cabinet 3 and on the side away from the exhaust fan 9. The fan 14 can cool down the inner cavity of the cabinet 3. Behind the cabinet 3 A breathable mesh 10 is fixedly installed at the end. The breathable mesh 10 can increase the contact area between the heat sink 18 and the air and improve the heat dissipation efficiency.

As shown in Figures 2 and 3, the top and front and rear sides of the cabinet 3 are fixedly installed with weather shields 11. The rain shields 11 effectively provide sunshade, rain protection and dustproof functions. The cabinet 3 is connected to the outlet. A sealing gasket 13 is fixedly installed at the connection of the air duct 12 .

As shown in Figure 3, a card slot 15 is provided at one end of the left and right sides of the cabinet 3 close to the heat dissipation port 8. A filter 16 is fixedly installed inside the card slot 15. The filter 16 prevents dust accumulation inside the cabinet 3 and avoids In order to prevent the arc caused by dust accumulation inside the cabinet 3 and damage to the control cabinet, a heat sink 18 is fixedly installed at the rear end of the cabinet 3, and a temperature sensor 17 is fixedly installed at the upper end of the right wall of the cabinet 3. The temperature sensor 17 is the current In a common structure, after the temperature sensor 17 detects that the temperature reaches a certain value, the fan 14 can be started to dissipate heat.

As shown in Figure 1, the side plates 7 are equidistant and inclined at the upper end of the heat dissipation port 8. The heat discharged through the heat dissipation port 8 can be introduced into the inner cavity of the cabinet 3. The inclination angle of the side plate 7 is 30°.

As shown in Figure 3, the inlet of the exhaust fan 9 is connected with the outlet of the air outlet duct 12. The inlet of the air outlet duct 12 passes through the top of the cabinet 3 and is connected with the inside of the cabinet 3. The side plate 7 and the exhaust fan 9 can realize the internal Active heat dissipation is linked with external passive heat dissipation. At the same time, the outlet direction of the air outlet pipe 12 of the exhaust fan 9 is the same as the setting direction of the side panel 7. While taking away the internal temperature, it can also accelerate the wind flow at the side panel 7, thereby accelerating internal cooling. .

The working principle and usage process of this utility model:

When in use, the temperature inside the cabinet 3 can be sensed through the temperature sensor 17. When the outside temperature is too high, the exhaust fan 9 and the fan 14 cooperate to form an air circulation structure for ventilation. The fan 14 is first started to exhaust the air. The air is cooled, and at the same time, the heat dissipation effect is improved through the heat dissipation port 8, the filter 16 and the heat sink 18, and dust is filtered. The breathable mesh 10 can prevent dust from falling into the control cabinet body 3, improving the heat dissipation effect of the cabinet 3, and then through The exhaust fan 9 discharges the heat in the cabinet 3 to the outside of the cabinet 3 through the air outlet duct 12, thereby improving the heat dissipation efficiency of the cabinet 3 and improving the heat dissipation effect of the electrical control cabinet.

In the description of the present utility model, it should be noted that the terms "upper", "lower", "inner", "outer", "front end", "rear end", "both ends", "one end", "the other end" The orientation or positional relationship indicated by "" is based on the orientation or positional relationship shown in the drawings. It is only for the convenience of describing the present invention and simplifying the description, and does not indicate or imply that the device or component referred to must have a specific orientation. Specific orientation construction and operation should not be construed as limitations of the present invention. In addition, the terms "first" and "second" are used for descriptive purposes only and are not to be understood as indicating or implying relative importance.

In the description of the present utility model, it should be noted that, unless otherwise explicitly stipulated and limited, the terms "installed", "disposed with", "connected", etc. should be understood in a broad sense. For example, "connected" can be fixed The connection can also be a detachable connection or an integrated connection; it can be a mechanical connection or an electrical connection; it can be a direct connection or an indirect connection through an intermediary, or it can be an internal connection between two components. For those of ordinary skill in the art, the specific meanings of the above terms in the present invention can be understood according to specific circumstances.

The present utility model has been described above in conjunction with specific embodiments, but those skilled in the art should understand that these descriptions are exemplary and do not limit the scope of the present utility model. Those skilled in the art can make various variations and modifications to the present utility model according to the spirit and principles of the present utility model, and these variations and modifications are also within the scope of the present utility model.

Claims (7)

1. A heat dissipation structure for an electrical control cabinet, characterized in that it includes a base (1), universal wheels (2) are provided around the lower end of the base (1), and a cabinet is fixedly installed on the upper end of the base (1). The cabinet (3) has a hinge (4) hinged on the front side of the cabinet (3), and a cabinet door (5) is fixedly connected to the front side of the cabinet (3) through the hinge (4). A handle (6) is fixedly installed on the right end of the front side of the door (5). Several heat dissipation openings (8) are provided on the left and right sides of the cabinet (3). The left and right sides of the cabinet (3) are located in the heat dissipation position. A side plate (7) is fixedly installed above the opening (8), an exhaust fan (9) is fixedly installed on the left side of the top of the cabinet (3), and an air outlet pipe (9) is fixedly connected to the bottom of the exhaust fan (9). 12), a fan (14) is fixedly connected to the top and middle part of the inner cavity of the cabinet (3), and a breathable mesh (10) is fixedly installed at the rear end of the cabinet (3). 2. The heat dissipation structure of an electrical control cabinet according to claim 1, characterized in that rain shields (11) are fixedly installed on both front and rear sides of the top of the cabinet (3). 3. The heat dissipation structure of an electrical control cabinet according to claim 1, characterized in that there are card slots (15) at one end of the left and right sides of the cabinet (3) close to the heat dissipation port (8), so A filter (16) is fixedly installed inside the card slot (15), a heat sink (18) is fixedly installed at the rear end of the cabinet (3), and a temperature sensor is fixedly installed at the upper end of the right wall of the cabinet (3). Sensor(17). 4. The heat dissipation structure of an electrical control cabinet according to claim 1, characterized in that the side plates (7) are equidistantly and inclinedly arranged at the upper end of the heat dissipation opening (8), and the side plates (7) are ) has an inclination angle of 30°. 5. The heat dissipation structure of an electrical control cabinet according to claim 1, characterized in that the inlet of the exhaust fan (9) is connected with the outlet of the air outlet duct (12), and the air outlet duct (12) The entrance passes through the top of the cabinet (3) and is connected with the inside of the cabinet (3). 6. The heat dissipation structure of an electrical control cabinet according to claim 1, characterized in that a sealing gasket (13) is fixedly installed at the connection between the cabinet (3) and the air outlet pipe (12). 7. The heat dissipation structure of an electrical control cabinet according to claim 1, characterized in that the fan (14) is located at the top of the inner cavity of the cabinet (3) and on the side away from the exhaust fan (9).