CN220692570U - Dampproofing structure of switch board - Google Patents

Abstract

The utility model discloses a moisture-proof structure of a power distribution cabinet, which relates to the technical field of power distribution cabinets. It specifically includes a cabinet body. One side of the cabinet body is symmetrically connected with an end plate, and a symmetrically arranged sealing door is hinged between the two end plates. , the top of the cabinet is connected with a top cover through a support frame, and a first ventilation hole is provided on the top of the cabinet. A fan is fixedly connected to the inner top of the cabinet, and a control panel is fixedly connected to the cabinet. The fan is connected to the control panel through wires. Connection; a first support plate is connected to the upper end of the cabinet, and a number of second ventilation holes are provided on the first support plate. A first frame is fixedly connected to the top of the first support plate, and the first frame is located below the fan. Inside the cabinet A second support plate is connected to the lower end, and a number of fourth ventilation holes are provided on the second support plate. The utility model can effectively prevent moisture and at the same time facilitate the replacement of the desiccant, thereby improving the practicality of the device.

Description

Moisture-proof structure of power distribution cabinet

Technical field

The utility model relates to the technical field of power distribution cabinets, in particular to a moisture-proof structure of a power distribution cabinet.

Background technique

The power distribution cabinet is divided into power distribution cabinet, lighting distribution cabinet and metering cabinet, which is the final equipment of the power distribution system. The power distribution cabinet is the general name for the motor control center. The power distribution cabinet is used in situations where the load is relatively dispersed and there are few circuits. Due to the large number of internal circuits and electrical components, it is easy for the interior to get damp during the internal heat dissipation process on rainy days. The existing distribution cabinet The moisture-proof structure of the electrical cabinet shell is usually simple in structure. It is inconvenient to replace and disassemble regularly after long-term use, which affects the work efficiency. To this end, we propose a moisture-proof structure for power distribution cabinets.

Utility Model Content

In view of the shortcomings of the existing moisture-proof structure that is convenient for regular replacement and disassembly, this utility model provides a moisture-proof structure for a power distribution cabinet, which has the advantages of good dust-proof effect and is convenient for workers to replace the moisture-proof structure. It solves the problem Problems raised in the above background art.

In order to achieve the above objectives, the present utility model is achieved through the following technical solutions:

A moisture-proof structure for a power distribution cabinet, including a cabinet body. One side of the cabinet body is symmetrically connected with an end plate. A symmetrically arranged sealing door is hinged between the two end plates. The top of the cabinet body is connected through a support frame. There is a top cover, and a first ventilation hole is provided on the top of the cabinet. A fan is fixedly connected to the inner top of the cabinet. A control panel is fixedly connected to the cabinet. The fan is connected to the control panel through wires. ;

A first support plate is connected to the upper end of the interior of the cabinet, a plurality of second ventilation holes are formed on the first support plate, a first frame is fixedly connected to the top of the first support plate, the first frame is located below the fan, a second support plate is connected to the lower end of the interior of the cabinet, a plurality of fourth ventilation holes are formed on the second support plate, and desiccant is placed in the cavity formed between the second support plate and the end plate located at the bottom and on the top of the first support plate.

Optionally, a second support frame is connected to the upper end of the cabinet, and the first support plate and the bottom of the second support frame are fastened by second bolts.

Optionally, a first support frame is connected to the inner lower end of the cabinet, and the second support plate and the top of the first support frame are fastened by first bolts. The top of the first support frame is provided with a mounting hole. hole, and the first bolt is matched with the mounting hole.

Optionally, the upper end of the cabinet is symmetrically provided with a third ventilation hole, and the third ventilation hole is located on the upper side of the first support plate. The lower end of the cabinet is symmetrically provided with a fifth ventilation hole, and the fifth ventilation hole is located on the second support plate. Support the underside of the board.

Optionally, a second frame is fixedly connected to the bottom of the second support plate, and a plurality of vertical plates are vertically connected to the inner bottom surface of the cabinet.

Optionally, a base is fixedly connected to the bottom of the cabinet.

Compared with the existing technology, this utility model:

The moisture-proof structure of the power distribution cabinet can dry the outside air entering the cabinet through the desiccant located on the top of the first support plate and the bottom of the cabinet. At the same time, the desiccant located on the bottom of the cabinet can not only Drying the internal air again can prevent external humid air from entering from the bottom of the cabinet, effectively preventing moisture, and making it easy to replace the desiccant, which greatly improves the practicality of the device.

BRIEF DESCRIPTION OF THE DRAWINGS

Figure 1 is a schematic structural diagram of the utility model.

Figure 2 is a schematic diagram of the bottom structure of the utility model.

FIG3 is a connection diagram of the fan and the cabinet of the utility model.

In the picture: 1. Top cover; 2. Support frame; 3. Cabinet; 4. Sealing door; 5. Control panel; 6. First ventilation hole; 7. Second ventilation hole; 8. Third ventilation hole; 9 , first support plate; 10. first frame; 11. first bolt; 12. first support frame; 13. mounting hole; 14. vertical plate; 15. second frame; 16. fourth ventilation hole; 17. Fifth ventilation hole; 18. Second support frame; 19. Second bolt; 20. Second support plate; 21. Base; 22. Fan; 23. End plate.

Detailed ways

The following will be combined with the drawings in the embodiments of the utility model to clearly and completely describe the technical solutions in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, not all of the embodiments. Based on the embodiments in the utility model, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the utility model.

Please refer to Figures 1 to 3. The present utility model provides a technical solution:

A moisture-proof structure for a power distribution cabinet, including a cabinet 3. One side of the cabinet 3 is symmetrically connected to an end plate 23. A symmetrically arranged sealing door 4 is hinged between the two end plates 23. The top of the cabinet 3 is supported by The rack 2 is connected with a top cover 1, and a first ventilation hole 6 is provided on the top of the cabinet 3. A fan 22 is fixedly connected to the inner top of the cabinet 3. A control panel 5 is fixedly connected to the cabinet 3. The fan 22 is connected to the cabinet 3 through wires. Control panel 5 connection;

A first support plate 9 is connected to the upper end of the cabinet 3. A number of second ventilation holes 7 are provided on the first support plate 9. A first frame 10 is fixedly connected to the top of the first support plate 9. The first frame 10 is located on the fan 22 Below, a second support plate 20 is connected to the lower end of the cabinet 3. A number of fourth ventilation holes 16 are provided on the second support plate 20. A cavity is formed between the second support plate 20 and the end plate 23 at the bottom. Desiccant is placed on the top of the first support plate 9;

As shown in Figures 1 and 2, a desiccant is placed on the top of the first support plate 9 and the bottom of the cabinet 3, wherein the desiccant is a bagged desiccant, and absorbent cotton is connected to the top of the first support plate 9 and the bottom of the second support plate 20, so that the air entering the cabinet 1 can be dried, and the air in the cabinet can be dried, thereby greatly improving the drying efficiency.

Furthermore, the second support frame 18 is connected to the upper end of the cabinet 3, and the first support plate 9 and the bottom of the second support frame 18 are fastened by second bolts 19;

As shown in FIGS. 1 and 3 , the second support frame 18 can facilitate installation and disassembly between the first support plate 9 and the cabinet 3 , thereby facilitating replacement of the internal desiccant and absorbent cotton, thereby extending the service life of the device.

Furthermore, the first support frame 12 is connected to the lower end of the cabinet 3. The second support plate 20 and the top of the first support frame 12 are fastened by first bolts 11. The top of the first support frame 12 is provided with a mounting hole. hole 13, the first bolt 11 is matched with the mounting hole 13;

As shown in Figure 1, the installation between the second support plate 20 and the first support frame 12 facilitates the installation and removal of the second support plate 20, thereby facilitating the replacement of the desiccant on the inner bottom of the cabinet 3, improving the improve the practicality of the device.

Furthermore, the upper end of the cabinet 3 is symmetrically provided with a third ventilation hole 8, which is located on the upper side of the first support plate 9, and the lower end of the cabinet 3 is symmetrically provided with a fifth ventilation hole 17. The hole 17 is located on the underside of the second support plate 20;

As shown in Figure 1, the fifth ventilation hole 17 and the third ventilation hole 8 facilitate the entry of outside air into the cabinet 3, and at the same time facilitate the discharge of the air inside the cabinet 3, thereby realizing the circulation of internal air.

Furthermore, the second frame 15 is fixedly connected to the bottom of the second support plate 20, and a number of vertical plates 14 are vertically connected to the inner bottom surface of the cabinet 3;

As shown in Figure 1, the arrangement of the vertical plates 14 can support the desiccant, thereby ensuring that the desiccant can perform sufficient drying.

Furthermore, the base 21 is fixedly connected to the bottom of the cabinet 3 .

To sum up, when using the moisture-proof structure of the power distribution cabinet, desiccant is placed on the top of the first support plate 9 and the bottom of the cabinet 3, and the first support plate 9 is fixedly connected to the bottom of the second support frame 18. , and the top of the first support frame 12 is sealed through the second support plate 20, and the outside air is blown to the inside of the cabinet 3 through the fan 22. The humid air passing through the first support plate 9 can be dried and passed through the cabinet. 3. The air inside can be dried again through the desiccant located at the bottom. At the same time, the desiccant located at the bottom can prevent humid air from the outside from entering from the bottom of the cabinet 3. The utility model not only has a simple structure, but also can effectively prevent moisture. function, and can facilitate the replacement of desiccant, extending the service life of the device.

In the description of the present utility model, it should be noted that the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner" and "outer" The indicated orientations or positional relationships are based on the orientations or positional relationships shown in the drawings. They are only for the convenience of describing the present invention and simplifying the description. They are not intended to indicate or imply that the device or element referred to must have a specific orientation or a specific orientation. The orientation, structure and operation of the invention cannot be understood as limitations of the present invention; the terms "first", "second" and "third" are only used for descriptive purposes and cannot be understood as indicating or implying relative importance. In addition, Unless otherwise clearly stated and limited, the terms "installation", "connection" and "connection" should be understood in a broad sense. For example, it can be a fixed connection, a detachable connection, or an integral connection; it can be a mechanical connection, It can also be an electrical connection; it can be a direct connection, or it can be an indirect connection through an intermediate medium, 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 in specific situations. Furthermore, the terms "comprises," "comprises," or any other variations thereof are intended to cover a non-exclusive inclusion such that a process, method, article, or apparatus that includes a list of elements includes not only those elements, but also those not expressly listed other elements, or elements inherent to the process, method, article or equipment.

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

Claims (6)

1. A moisture-proof structure for a power distribution cabinet, including a cabinet (3), characterized in that: one side of the cabinet (3) is symmetrically connected with an end plate (23), and between the two end plates (23) A symmetrically arranged sealing door (4) is hinged, the top of the cabinet (3) is connected to a top cover (1) through a support frame (2), and a first ventilation hole is provided on the top of the cabinet (3) (6). A fan (22) is fixedly connected to the inner top of the cabinet (3). A control panel (5) is fixedly connected to the cabinet (3). The fan (22) is connected to the control panel through wires. (5)Connection; A first support plate (9) is connected to the upper end of the cabinet (3), and a number of second ventilation holes (7) are provided on the first support plate (9). A first frame (10) is fixedly connected to the top, and the first frame (10) is located below the fan (22). A second support plate (20) is connected to the lower end of the cabinet (3). A number of fourth ventilation holes (16) are provided on the support plate (20). The cavity formed between the second support plate (20) and the end plate (23) at the bottom and the first support plate (9) Desiccant is placed on the top. 2. A moisture-proof structure for a power distribution cabinet according to claim 1, characterized in that a second support frame (18) is connected to the upper end of the cabinet body (3), and the first support plate (9) and the bottom of the second support frame (18) are fastened by a second bolt (19). 3. A moisture-proof structure for a power distribution cabinet according to claim 1, characterized in that: a first support frame (12) is connected to the lower end of the cabinet (3), and the second support plate (20) The first bolt (11) is fastened to the top of the first support frame (12). The top of the first support frame (12) is provided with a mounting hole (13). The first bolt (11) is connected to the top of the first support frame (12). Fit the mounting holes (13) for connection. 4. A moisture-proof structure for a power distribution cabinet according to claim 1, characterized in that: the upper end of the cabinet (3) is symmetrically provided with a third ventilation hole (8), and the third ventilation hole (8) is located A fifth ventilation hole (17) is symmetrically provided on the upper side of the first support plate (9) and the lower end of the cabinet (3). The fifth ventilation hole (17) is located on the lower side of the second support plate (20). 5. A moisture-proof structure for a power distribution cabinet according to claim 1, characterized in that: a second frame (15) is fixedly connected to the bottom of the second support plate (20), and the cabinet (3) There are a number of vertical plates (14) connected vertically on the inner bottom surface. 6. A moisture-proof structure for a power distribution cabinet according to claim 1, characterized in that: a base (21) is fixedly connected to the bottom of the cabinet (3).