CN211266198U

CN211266198U - Heat radiation structure for low-voltage power distribution cabinet

Info

Publication number: CN211266198U
Application number: CN201922454667.XU
Authority: CN
Inventors: 孙业峰
Original assignee: Yangzhou Yongding Electric Technology Co ltd
Current assignee: Yangzhou Yongding Electric Technology Co ltd
Priority date: 2019-12-31
Filing date: 2019-12-31
Publication date: 2020-08-14
Anticipated expiration: 2029-12-31

Abstract

The utility model discloses a heat radiation structure for low-voltage distribution cabinet, the power distribution box comprises a box body, the lateral part fixedly connected with hinge of box, the box passes through hinge joint and installs the chamber door, the lateral part upper end fixed mounting of box has the dismouting board, the louvre has been seted up on the dismouting board, the inside fixed mounting of box has the mount, it has the cooling fin group to run through fixed mounting on the mount. The utility model prevents the dust carried in the air-cooled radiating air from entering the key devices in the power distribution cabinet by arranging the heat dissipation device isolated from the installation position of the transformer, and filters the dust in the air path by arranging the filter screen cover in the radiating air path in the box body, thereby preventing the excessive dust from attaching to the radiating fan of the second fan and further influencing the radiating effect of the radiating structure; the second fan and the filter screen cover can be cleaned and maintained through the dismounting and mounting of the dismounting plate, and the maintenance of the internal heat dissipation structure is clean, convenient and fast.

Description

Heat radiation structure for low-voltage power distribution cabinet

Technical Field

The utility model relates to a machining equipment technical field specifically is a heat radiation structure for low-voltage distribution cabinet.

Background

The power distribution cabinet is final-stage equipment of a power distribution system, and is a general name of a motor control center. The power distribution cabinet is used in the occasions with dispersed loads and less loops, and the motor control center is used in the occasions with concentrated loads and more loops. They distribute the power of a circuit of a higher level of power distribution equipment to nearby loads, which provide protection, monitoring and control of the loads. The rated current of the low-voltage power distribution cabinet is 50Hz, the power distribution system with the rated voltage of 380V is used for power, illumination and electric energy conversion and control of power distribution, and the low-voltage power distribution cabinet has various excellent characteristics.

The heat dissipation wind path of the conventional heat dissipation structure in the power distribution cabinet generally directly passes through the main internal devices, and dust carried in the heat dissipation wind can be attached to the internal devices in the continuous use process; in addition, the heat dissipation structure inside the conventional power distribution cabinet is difficult to disassemble, maintain and clean, so that a heat dissipation structure for a low-voltage power distribution cabinet needs to be provided.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a heat radiation structure for low-voltage distribution cabinet sets up the heat radiation structure with the inside components of a whole that can function independently of switch board, and this heat radiation structure convenient to detach maintains cleanly to solve the problem of proposing among the above-mentioned background art.

In order to achieve the above object, the utility model provides a following technical scheme: the utility model provides a heat radiation structure for low-voltage distribution cabinet, includes the box, the lateral part fixedly connected with hinge of box, the box passes through the hinged joint and installs the chamber door, the lateral part upper end fixed mounting of box has the dismouting board, the louvre has been seted up on the dismouting board.

The utility model discloses a filter screen structure, including box, fixed connection, curb plate, screen frame, filter screen frame, fixedly connected with connecting plate, the inside fixed mounting of box has the mount, one side fixedly connected with transformer mount pad inside the box, the outside fixed mounting of the inside opposite side of box has the curb plate, the four corners of curb plate is provided with the bolt, it has the cooling fin group to run through fixed mounting on the mount, bolt on the curb plate runs through the box and installs on the cooling fin group, the inside upper end fixedly connected with fixed plate of box, first fan is installed to the regulation between the side bottom of box and the mount bottom, install screen frame and second fan between mount and the fixed plate in proper order, screen frame interpolation is installed the filter screen cover, the fixedly connected with connecting.

Preferably, be provided with the observation window on the chamber door, the bottom fixedly connected with callus on the sole of box, the callus on the sole sets up to adjustable stainless steel callus on the sole.

Preferably, the lateral part of the box body is fixedly connected with a hasp, a seat of the hasp is fixedly connected to the lateral part of the box body, and a seat of the hasp is fixedly connected to the lateral part of the box door.

Preferably, the bottom of the box body is provided with an air inlet, and the first fan is arranged between the radiating fin group and the air inlet.

Preferably, the heat radiation fin group is provided with an internal thread hole, and a screw portion of the bolt is installed in the internal thread hole in a threaded manner.

Preferably, the filter screen cover is a stainless steel square filter screen cover.

Compared with the prior art, the beneficial effects of the utility model are that:

the utility model prevents the dust carried in the air-cooled radiating air from entering the key devices in the power distribution cabinet by arranging the heat dissipation device isolated from the installation position of the transformer, and filters the dust in the air path by arranging the filter screen cover in the radiating air path in the box body, thereby preventing the excessive dust from attaching to the radiating fan of the second fan and further influencing the radiating effect of the radiating structure; the second fan and the filter screen cover can be cleaned and maintained through the dismounting and mounting of the dismounting plate, and the maintenance of the internal heat dissipation structure is clean, convenient and fast.

Drawings

Fig. 1 is a schematic structural view of the present invention;

FIG. 2 is a schematic view of the internal structure of the box body of the present invention;

FIG. 3 is a schematic view of the structure at A-A in FIG. 2;

fig. 4 is a schematic structural view of the filter screen cover of the present invention.

In the figure: 1. a box body; 2. a hinge; 3. a box door; 4. a hasp; 5. a foot pad; 6. heat dissipation holes; 7. disassembling the plate; 8. a side plate; 9. an observation window; 10. a transformer mounting base; 11. a fixed mount; 12. a fixing plate; 13. a heat-dissipating fin group; 14. a bolt; 15. an air inlet; 16. a first fan; 17. a second fan; 18. a filter screen cover; 19. a connecting plate; 20. a filter screen frame.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

Referring to fig. 1-4, the present invention provides a technical solution: the utility model provides a heat radiation structure for low-voltage distribution cabinet, includes box 1, the lateral part fixedly connected with hinge 2 of box 1, and box 1 installs chamber door 3 through the hinge is articulated, and the lateral part upper end fixed mounting of box 1 has dismouting board 7, has seted up louvre 6 on the dismouting board 7.

The inside fixed mounting of box 1 has mount 11, one side fixedly connected with transformer mount pad 10 inside box 1, the outside fixed mounting of the inside opposite side of box 1 has curb plate 8, the four corners of curb plate 8 are provided with bolt 14, it has heat dissipation fin group 13 to run through fixed mounting on the mount 11, bolt 14 on the curb plate 8 runs through box 1 and installs on heat dissipation fin group 13, the inside upper end fixedly connected with fixed plate 12 of box 1, first fan 16 is installed to the regulation between the side bottom of box 1 and mount 11 bottom, screen frame 20 and second fan 17 are installed in proper order between mount 11 and the fixed plate 12, screen frame 20 interpolation is installed and is filtered net cover 18, fixedly connected with connecting plate 19 on the screen cover 18, the bottom of screen cover 18 and the bottom setting of dismouting board 7 are at same level.

Be provided with observation window 9 on chamber door 3, the bottom fixedly connected with callus on the sole 5 of box 1, callus on the sole 5 sets up to stainless steel callus on the sole with adjustable, the lateral part fixedly connected with hasp 4 of box 1, hasp 4 take a fixed connection at the lateral part of box 1, hasp 4 detains a fixed connection at the lateral part of chamber door 3, the bottom of box 1 is provided with air intake 15, first fan 16 sets up between cooling fin group 13 and air intake 15, cooling fin group 13 is provided with the internal thread hole, the screw portion screw thread of bolt 14 is installed in this internal thread hole, filter screen panel cover 18 sets up to the square filter screen panel of stainless steel.

The working principle is as follows: the device is provided with the heat dissipation device isolated from the installation position of the transformer, so that dust carried in air-cooled heat dissipation air is prevented from entering key devices inside the power distribution cabinet, the filter screen cover 18 is arranged in the heat dissipation air path inside the box body 1 to filter the dust in the air path, and excessive dust is prevented from attaching to the heat dissipation fan of the second fan 17 to influence the heat dissipation effect of the heat dissipation structure; the second fan 17 and the filter screen cover 18 can be cleaned and maintained by disassembling and assembling the disassembling and assembling plate 7, the heat radiating fin group 13 and the first fan 16 are positioned at one side inside the box body 1 after the box door 3 is opened, the disassembling and assembling can be conveniently and quickly carried out, the maintenance is clean, and the maintenance of the internal heat radiating structure is convenient and quick.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.

Claims

1. The utility model provides a heat radiation structure for low-voltage distribution cabinet, includes box (1), its characterized in that: the side part of the box body (1) is fixedly connected with a hinge (2), the box body (1) is hinged with a box door (3) through the hinge, the upper end of the side part of the box body (1) is fixedly provided with a dismounting plate (7), and the dismounting plate (7) is provided with a heat dissipation hole (6);

the utility model discloses a solar water heater, including box (1), the inside fixed mounting of box (1) has mount (11), one side fixedly connected with transformer mount pad (10) inside box (1), the outside fixed mounting of the inside opposite side of box (1) has curb plate (8), the four corners of curb plate (8) is provided with bolt (14), run through fixed mounting on mount (11) and have cooling fin group (13), bolt (14) on curb plate (8) run through box (1) and install on cooling fin group (13), the inside upper end fixedly connected with fixed plate (12) of box (1), stipulate between the side bottom of box (1) and mount (11) bottom and install first fan (16), install screen frame (20) and second fan (17) between mount (11) and fixed plate (12) in proper order, screen frame (20) interpolation is installed and is strained screen panel (18), the filter screen cover (18) is fixedly connected with a connecting plate (19), and the bottom of the filter screen cover (18) and the bottom of the dismounting plate (7) are arranged at the same horizontal height.

2. The heat dissipation structure for low-voltage power distribution cabinets according to claim 1, characterized in that: be provided with observation window (9) on chamber door (3), the bottom fixedly connected with callus on the sole (5) of box (1), callus on the sole (5) set up to adjustable stainless steel callus on the sole.

3. The heat dissipation structure for low-voltage power distribution cabinets according to claim 1, characterized in that: the side part of the box body (1) is fixedly connected with a hasp (4), a seat of the hasp (4) is fixedly connected to the side part of the box body (1), and a seat of the hasp (4) is fixedly connected to the side part of the box door (3).

4. The heat dissipation structure for low-voltage power distribution cabinets according to claim 1, characterized in that: the bottom of the box body (1) is provided with an air inlet (15), and the first fan (16) is arranged between the radiating fin group (13) and the air inlet (15).

5. The heat dissipation structure for low-voltage power distribution cabinets according to claim 1, characterized in that: the radiating fin group (13) is provided with an internal thread hole, and a screw part of the bolt (14) is installed in the internal thread hole in a threaded mode.

6. The heat dissipation structure for low-voltage power distribution cabinets according to claim 1, characterized in that: the filter screen cover (18) is a stainless steel square filter screen cover.