Heat dissipation structure of grid-connected control cabinet

Abstract

The utility model belongs to the field of heat dissipation of control cabinets, and particularly relates to a heat dissipation structure of a grid-connected control cabinet, which comprises a cabinet body, the front side of the cabinet body is fixedly connected with one side of a rotating shaft, and the front side of the cabinet body is rotatably connected with a cabinet door through the rotating shaft; through the through grooves formed in different positions of the surface of the flat plate, the interior of the cabinet body is divided into S-shaped structures, the fan blows air into the devices, dust in the air is filtered through the filter screen above the shell, the S-shaped air channel facilitates uniform heat dissipation of most devices in the cabinet body, and finally air is discharged through the ventilation holes. The heat dissipation effect of the device is improved through the design that the heat dissipation fins are tightly attached, then the filter screen is cleaned through the sliding disassembly outer frame, after cleaning is completed, the function of convenient disassembly and assembly is achieved through the structural design that the outer frame is clamped and installed, the cabinet door is opened through the bolts in the sliding disassembly lantern rings, the structure is simple, disassembly and assembly are convenient, and the practicability is high. And the adaptability of the working efficiency of a user is improved.

Description

Technical Field

[0001] The utility model relates to the field of heat dissipation of a control cabinet, in particular to a heat dissipation structure of a grid-connected control cabinet. Background Art

[0002] The grid-connected control cabinet is a "normal" high-voltage switch cabinet with a built-in circuit breaker. It is called a "grid-connected cabinet" because it connects the generator system and the power grid system and is equipped with complete grid-connected protection devices to connect the generator to the grid. The grid-connected control cabinet will generate a lot of heat when in use. If the heat is not dissipated in time, the service life of the device may be shortened.

[0003] The heat dissipation effect of the existing grid-connected control cabinet's heat dissipation structure is not ideal, and it is not easy to achieve uniform heat dissipation effect on the internal device, which may lead to low adaptability of the device. The heat dissipation structure of the existing grid-connected control cabinet is relatively complex and not easy to disassemble and assemble, which may lead to reduced work efficiency of users.

[0004] Therefore, in order to solve the above problems, a heat dissipation structure of a grid-connected control cabinet is proposed. Utility Model Content

[0005] In order to remedy the problems in the prior art, the utility model proposes a heat dissipation structure of a grid-connected control cabinet.

[0006] The technical solution adopted by the utility model to solve its technical problems is: the heat dissipation structure of a grid-connected control cabinet described in the utility model includes a cabinet body, a side of a rotating shaft is fixedly connected to the front side of the cabinet body, a cabinet door is rotatably connected to the front side of the cabinet body through the rotating shaft, a ring is fixedly provided on one side of the cabinet body and the cabinet door, a mounting frame is fixedly installed inside the cabinet body, a grid-connected controller body is clamped and installed at a position near the bottom of the inner side of the mounting frame, the top of the grid-connected controller body is fixedly connected to the bottom end of the wire, a filter component is fixedly installed on the top of the cabinet body, and a ventilation hole is opened on one side of the cabinet body.

[0007] Preferably, the filter assembly comprises a shell, a fan is fixedly arranged inside the shell, a clamping block is fixedly connected to the top of the shell, an outer frame is clamped and mounted on the inner wall of the clamping block, and a filter is fixedly embedded on the inner wall of the outer frame.

[0008] Preferably, a latch is slidably mounted inside the collar, and the front side of the cabinet body and the inner side of the cabinet door are tightly fitted together via the collar.

[0009] Preferably, a mounting buckle is mounted on the surface of the wire, and the rear side of the wire is fixedly connected to the surface of the mounting frame through the mounting buckle.

[0010] Preferably, a flat plate is mounted on the surface of the mounting frame, a through groove is provided on the surface of the flat plate close to the side edge, and one side of the flat plate is connected with the surface of the wire by being engaged.

[0011] Preferably, a heat sink fin is placed on the top of the grid-connected controller body, and the side surfaces of the heat sink fin are tightly fitted to the inner wall of the mounting frame.

[0012] Preferably, support feet are fixedly connected to the bottom surface of the cabinet near the four corners.

[0013] The utility model is beneficial in that:

[0014] 1. The utility model divides the interior of the cabinet into an S-shaped structure design through slots opened at different positions on the surface of the flat plate. The fan blows air into the interior of the device, and the dust in the air is filtered through the filter screen above the shell. The S-shaped air duct facilitates uniform heat dissipation for most of the internal devices, and finally discharges through the ventilation holes. The heat dissipation effect of the device is improved through the close fitting design of the heat dissipation fins;

[0015] 2. The utility model cleans the filter by sliding the disassembled outer frame. After cleaning, the outer frame is installed by snap-fitting the structural design, which realizes the function of easy disassembly and assembly. The cabinet door is opened by sliding the latch in the disassembly ring. The structure is simple and easy to disassemble and assemble, which improves the adaptability of the user's work efficiency. BRIEF DESCRIPTION OF THE DRAWINGS

[0016] In order to more clearly illustrate the embodiments of the utility model or the technical solutions in the prior art, the drawings required for use in the embodiments or the description of the prior art will be briefly introduced below. Obviously, the drawings described below are only some embodiments of the utility model. For ordinary technicians in this field, other drawings can be obtained based on these drawings without paying creative work.

[0017] Figure 1 This is a schematic diagram of the ring structure of the utility model;

[0018] Figure 2 This is a schematic diagram of the cabinet structure of the utility model;

[0019] Figure 3 This is a schematic diagram of the mounting frame structure of the utility model;

[0020] Figure 4 This is a schematic diagram of the structure of the filter assembly of the utility model.

[0021] In the figure: 1. cabinet body; 2. supporting feet; 3. rotating shaft; 4. cabinet door; 5. collar; 6. latch; 7. mounting bracket; 8. grid-connected controller body; 9. wire; 10. mounting buckle; 11. flat plate; 12. through slot; 13. heat sink fin; 14. filter assembly; 141. housing; 142. fan; 143. block; 144. outer frame; 145. filter; 15. ventilation hole. DETAILED DESCRIPTION

[0022] 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.

[0023] See also Figure 1-Figure 4 As shown, a heat dissipation structure of a grid-connected control cabinet comprises a cabinet 1, a front side of the cabinet 1 is fixedly connected to one side of a rotating shaft 3, a cabinet door 4 is rotatably connected to the front side of the cabinet 1 through the rotating shaft 3, a collar 5 is fixedly provided on one side of the cabinet 1 and the cabinet door 4, a mounting frame 7 is fixedly installed inside the cabinet 1, a grid-connected controller body 8 is clamped and installed at a position near the bottom of the inner side of the mounting frame 7, a bottom end of a wire 9 is fixedly connected to the top of the grid-connected controller body 8, a filter assembly 14 is fixedly installed on the top of the cabinet 1, and a ventilation hole 15 is opened on one side of the cabinet 1;

[0024] Furthermore, the filter assembly 14 includes a housing 141, a fan 142 is fixedly arranged inside the housing 141, a clamping block 143 is fixedly connected to the top of the housing 141, an outer frame 144 is clamped and installed on the inner wall of the clamping block 143, and a filter 145 is fixedly embedded on the inner wall of the outer frame 144;

[0025] When working, the fan 142 blows air into the device, thereby improving the heat dissipation effect of the device. The outer frame 144 and the filter 145 engaged with the inner wall of the block 143 filter the air entering the device, thereby improving the cleanliness of the device.

[0026] Furthermore, a latch 6 is slidably mounted inside the collar 5, so that the front side of the cabinet 1 and the inner side of the cabinet door 4 are tightly fitted together through the collar 5;

[0027] During operation, the front side of the cabinet body 1 and the inner side of the cabinet door 4 are tightly fitted through the sleeve ring 5. The simple structure facilitates the control of the opening and closing of the cabinet door 4, thereby improving the work efficiency of the user.

[0028] Furthermore, a mounting buckle 10 is mounted on the surface of the wire 9, and the rear side of the wire 9 is fixedly connected to the surface of the mounting frame 7 through the mounting buckle 10;

[0029] During operation, the rear side of the wire 9 is fixedly connected to the surface of the mounting frame 7 through the mounting buckle 10, which increases the stability of the wire 9 and restrains the wire 9, thereby improving the cleanliness of the interior of the device.

[0030] Furthermore, a plate 11 is mounted on the surface of the mounting frame 7, a through slot 12 is provided on the surface of the plate 11 near the side, and one side of the plate 11 is connected to the surface of the wire 9 by snapping;

[0031] During operation, the flat plate 11 is mounted on the surface of the mounting frame 7 and a through groove 12 is provided on the surface of the flat plate 11 so that the flat plate 11 divides the internal space of the cabinet 1 and allows air to flow in the S-shaped cabinet 1, thereby increasing the heat dissipation effect inside the device.

[0032] Furthermore, a heat sink 13 is placed on the top of the grid-connected controller body 8, and the side of the heat sink 13 is tightly fitted with the inner wall of the mounting frame 7;

[0033] During operation, a heat dissipation fin 13 is placed on the top of the grid-connected controller body 8, and the side of the heat dissipation fin 13 is tightly fitted with the inner wall of the mounting frame 7, which is convenient for improving the heat dissipation effect of the grid-connected controller body 8 and enhancing the stability of the heat dissipation fin 13 during installation.

[0034] Furthermore, support legs 2 are fixedly connected to the bottom surface of the cabinet 1 near the four corners;

[0035] During operation, the bottom surface of the cabinet 1 is fixedly connected to the four corners with support feet 2, so that the cabinet 1 is at a certain distance from the ground, thereby increasing the heat dissipation effect of the device.

[0036] Working principle: When using the grid-connected control cabinet, the flat plates 11 are staggered and mounted on the surface of the mounting frame 7, and the through grooves 12 opened at different positions on the surface of the flat plates 11 divide the interior of the cabinet 1 into an S-shaped structure. The fan 142 is started by an external power supply, and the fan 142 blows air into the interior of the device, and the dust in the air is filtered through the filter 145 above the shell 141. The S-shaped air duct facilitates uniform heat dissipation for most of the internal devices, and finally the air is discharged through the ventilation holes 15. The side of the heat dissipation fin 13 is closely attached to the inner wall of the mounting frame 7, which increases the tightness of the heat dissipation fin 13 when in contact with the grid-connected controller body 8, thereby improving the heat dissipation effect of the device;

[0037] After the device is used for a long time, when it needs to be cleaned and maintained, the filter 145 is cleaned by slidingly removing the outer frame 144, and the cabinet door 4 is opened by slidingly removing the latch 6 in the collar 5.

[0038] The above shows and describes the basic principle, main features and advantages of the utility model. Those skilled in the art should understand that the utility model is not limited by the above embodiments, and the above embodiments and descriptions are only for explaining the principle of the utility model. Without departing from the spirit and scope of the utility model, the utility model may have various changes and improvements, and these changes and improvements fall within the scope of the utility model to be protected.

Claims

1. A heat dissipation structure of a grid-connected control cabinet, comprising a cabinet body (1), characterized in that: The front side of the cabinet (1) is fixedly connected to one side of a rotating shaft (3), and the front side of the cabinet (1) is rotatably connected to a cabinet door (4) via the rotating shaft (3). A collar (5) is fixedly provided on one side of the cabinet (1) and the cabinet door (4). A mounting frame (7) is fixedly installed inside the cabinet (1), and a grid-connected controller body (8) is snap-fitted and installed at a position close to the bottom of the inner side of the mounting frame (7). The top of the grid-connected controller body (8) is fixedly connected to the bottom end of a wire (9), and a filter assembly (14) is fixedly installed on the top of the cabinet (1). A ventilation hole (15) is provided on one side of the cabinet (1).

2. The heat dissipation structure of a grid-connected control cabinet according to claim 1, characterized in that: The filter assembly (14) comprises a shell (141), a fan (142) is fixedly arranged inside the shell (141), a clamping block (143) is fixedly connected to the top of the shell (141), an outer frame (144) is clamped and installed on the inner wall of the clamping block (143), and a filter screen (145) is fixedly embedded on the inner wall of the outer frame (144).

3. The heat dissipation structure of a grid-connected control cabinet according to claim 1, characterized in that: A latch (6) is slidably mounted inside the collar (5), and the front side of the cabinet body (1) and the inner side of the cabinet door (4) are tightly fitted together via the collar (5).

4. The heat dissipation structure of a grid-connected control cabinet according to claim 1, characterized in that: A mounting buckle (10) is mounted on the surface of the wire (9), and the rear side of the wire (9) is fixedly connected to the surface of the mounting frame (7) via the mounting buckle (10).

5. The heat dissipation structure of a grid-connected control cabinet according to claim 1, characterized in that: A flat plate (11) is mounted on the surface of the mounting frame (7), a through slot (12) is provided on the surface of the flat plate (11) close to the side edge, and one side of the flat plate (11) is connected to the surface of the wire (9) by snap-fitting.

6. The heat dissipation structure of a grid-connected control cabinet according to claim 1, characterized in that: A heat dissipation fin (13) is placed on the top of the grid-connected controller body (8), and the side surface of the heat dissipation fin (13) is tightly fitted with the inner wall of the mounting frame (7).

7. The heat dissipation structure of a grid-connected control cabinet according to claim 1, characterized in that: Support legs (2) are fixedly connected to the bottom surface of the cabinet (1) near the four corners.

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