CN213878854U

CN213878854U - Power distribution cabinet with good heat dissipation performance

Info

Publication number: CN213878854U
Application number: CN202022798403.9U
Authority: CN
Inventors: 朱仁全
Original assignee: Shanxi Yongxin Electromechanical Equipment Co ltd
Current assignee: Shanxi Yongxin Electromechanical Equipment Co ltd
Priority date: 2020-11-27
Filing date: 2020-11-27
Publication date: 2021-08-03
Anticipated expiration: 2030-11-27

Abstract

The utility model discloses a power distribution cabinet with good heat dissipation performance, which relates to the technical field of power equipment and mainly aims to solve the problem of single heat dissipation mode of the existing power equipment; including the cabinet body and fixed mounting be used for installing power equipment's grid plate in cabinet body inner chamber lower part, it installs heat dissipation unit to lie in the grid plate below on the cabinet body, heat dissipation unit includes hard trachea, the mounting panel, the drive shaft, drive shaft pivoted actuating mechanism and drive shaft reciprocating motion's power unit from top to bottom, actuating mechanism includes the motor, gear pair and drive cover, power unit includes electric putter and connecting plate, be equipped with heat dissipation unit, it rotates to drive hard trachea, form heat dissipation whirlwind, help improving the radiating efficiency, constantly stretch out and draw back through electric putter, drive connecting plate and drive shaft reciprocating motion from top to bottom, the drive shaft drives mounting panel reciprocating motion from top to bottom, the hard trachea takes place the slope, the jet-propelled angle of fumarole changes, further expansion the heat dissipation range, the radiating efficiency is improved.

Description

Power distribution cabinet with good heat dissipation performance

Technical Field

The utility model relates to a power equipment technical field specifically is a switch board that heat dispersion is good.

Background

The distribution cabinet is a final-stage device of a distribution system. The power distribution cabinet is a general name of a motor control center. The power distribution cabinet is used in the occasions with dispersed loads and less loops; the motor control center is used for occasions with concentrated loads and more loops. They distribute the power of a certain circuit of the upper-level distribution equipment to the nearby loads. This level of equipment should provide protection, monitoring and control of the load.

Because the ground in the switch board is there the equipment can generate heat in the use to need dispel the heat, present switch board radiating mode all is through some cooling blower of fixed mounting, carries out the heat dissipation of blowing of certain fixed square, and its mode is comparatively single, and the radiating effect is general.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a switch board that heat dispersion is good to solve above-mentioned problem.

In order to achieve the above object, the utility model provides a following technical scheme:

a power distribution cabinet with good heat dissipation performance comprises a cabinet body and a grid plate fixedly arranged at the lower part of an inner cavity of the cabinet body and used for mounting power equipment, wherein a rain baffle is fixedly arranged at the top of the cabinet body, ventilating nets are fixedly arranged on two side walls and the top of the cabinet body, a heat dissipation unit is arranged on the cabinet body and positioned below the grid plate and comprises a hard air pipe, a mounting plate, a driving shaft, a driving mechanism driving the driving shaft to rotate and a power mechanism driving the driving shaft to reciprocate up and down, a vertical driving shaft is fixedly arranged in the middle of the bottom of the mounting plate, the driving shaft penetrates through the bottom of the cabinet body and extends to the lower part of the cabinet body, a mounting rotating shaft is rotatably arranged at the bottom of the grid plate and positioned on the central line of the driving shaft, sleeves are rotatably arranged on two side walls of the mounting rotating shaft, the two sleeves are respectively and movably penetrated by the hard air pipe, and a plurality of air injection holes are uniformly formed in the top of the hard air pipe, the one end that two hard trachea are relative is articulated with mounting panel upper surface, equal inside cavity of drive shaft and mounting panel and both inner chambers intercommunication, the drive shaft bottom penetrates and swivelling joint has the air supply pipe, and the air supply pipe other end is connected with the air outlet of the cooling fan of the external wall mounting of outside cabinet, and the mounting panel passes through hose and hard trachea intercommunication.

On the basis of the technical scheme, the utility model discloses still provide following optional technical scheme:

in one alternative: the rain baffle is of an inverted V shape.

In one alternative: the driving mechanism comprises a motor, a gear pair and a driving sleeve, the driving sleeve is sleeved outside the driving shaft and is rotationally connected with the bottom of the cabinet body, the driving shaft is connected with the driving sleeve through a spline, the motor is fixedly installed at the bottom of the cabinet body, and the motor is connected with the driving sleeve through the gear pair in a driving mode.

In one alternative: the power mechanism comprises an electric push rod and a connecting plate, the electric push rod is fixedly installed at the bottom of the box body, the bottom end of a telescopic rod of the electric push rod is fixedly connected with the connecting plate, and the connecting plate is rotatably connected with the driving shaft.

In one alternative: the electric push rods are arranged symmetrically.

In one alternative: the connecting plate both ends extend to the external side of cabinet, and the vertical installation pole that is fixed with in connecting plate both ends, fixed mounting has many brush strips that are used for clearing up the ventilation net on the installation pole.

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

is provided with a heat dissipation unit, the heat dissipation unit comprises a hard air pipe, a mounting plate, a driving shaft rotating driving mechanism and a power mechanism driving the driving shaft to reciprocate up and down, the driving mechanism comprises a motor, a gear pair and a driving sleeve, the power mechanism comprises an electric push rod and a connecting plate, air enters the driving shaft and the mounting plate from an air supply pipe and then enters the hard air pipe to be sprayed out from an air jet hole for heat dissipation, the motor drives the driving sleeve to rotate through the gear pair, the driving sleeve drives the driving shaft to rotate, the driving shaft drives the mounting plate to rotate, the mounting plate drives the hard air pipe to rotate, heat dissipation whirlwind is formed, the heat dissipation efficiency is improved, the connecting plate and the driving shaft are driven to reciprocate up and down through the electric push rod, the driving shaft drives the mounting plate to reciprocate up and down, under the limitation of a sleeve, the hard air pipe is inclined, and the air jet angle of the air jet hole is changed, further enlarging the heat dissipation range and improving the heat dissipation efficiency.

Drawings

Fig. 1 is a schematic structural diagram of a first embodiment of the present invention.

Fig. 2 is a schematic view of the installation of the hard air tube and the sleeve according to the first embodiment of the present invention.

Fig. 3 is a three-dimensional schematic view of the rigid air tube and the sleeve according to the first embodiment of the present invention.

Fig. 4 is a schematic structural diagram of a second embodiment of the present invention.

Notations for reference numerals: 1-cabinet body, 2-mounting plate, 3-hard air pipe, 4-grid plate, 5-ventilation net, 6-rain shield, 7-mounting rotating shaft, 8-sleeve, 9-air jet hole, 10-driving shaft, 11-driving sleeve, 12-gear pair, 13-motor, 14-electric push rod, 15-connecting plate, 16-mounting rod and 17-brush strip.

Detailed Description

The present invention will be described in detail with reference to the following embodiments, wherein like or similar elements are designated by like reference numerals throughout the drawings or description, and wherein the shape, thickness or height of the various elements may be expanded or reduced in practical applications. The embodiments of the present invention are provided only for illustration, and not for limiting the scope of the present invention. Any obvious and obvious modifications or alterations to the present invention can be made without departing from the spirit and scope of the present invention.

Example 1

Referring to fig. 1 to 3, in the embodiment of the present invention, a power distribution cabinet with good heat dissipation performance includes a cabinet body 1 and a grid plate 4 fixedly installed at the lower portion of an inner cavity of the cabinet body 1 for installing power equipment, a rain shield 6 is fixedly installed at the top of the cabinet body 1, the rain shield 6 is preferably in an inverted V shape, ventilation nets 5 are fixedly installed on both side walls and the top of the cabinet body 1, a heat dissipation unit is installed on the cabinet body 1 below the grid plate 4, the heat dissipation unit includes a hard air pipe 3, an installation plate 2, a driving shaft 10, a driving mechanism for driving the driving shaft 10 to rotate and a power mechanism for driving the driving shaft 10 to reciprocate up and down, a vertical driving shaft 10 is fixed in the middle of the bottom of the installation plate 2, the driving shaft 10 penetrates through the bottom of the cabinet body 1 and extends to the lower portion thereof, the driving mechanism includes a motor 13, a gear pair 12 and a driving sleeve 11, the driving sleeve 11 is sleeved outside the driving shaft 10 and rotatably connected with the bottom of the cabinet body 1, the driving shaft 10 is connected with the driving sleeve 11 through a spline, the motor 13 is fixedly installed at the bottom of the cabinet body 1, the motor 13 is connected with the driving sleeve 11 through a gear pair 12 in a driving manner, the power mechanism comprises an electric push rod 14 and a connecting plate 15, the electric push rod 14 is fixedly installed at the bottom of the cabinet body, in the embodiment, the electric push rod 14 is preferably two and symmetrically arranged, the bottom end of a telescopic rod of the electric push rod 14 is fixedly connected with the connecting plate 15, the connecting plate 15 is rotatably connected with the driving shaft 10, the bottom of the grid plate 4 is positioned on a central line of the driving shaft 10 and is rotatably provided with an installation rotating shaft 7, two side walls of the installation rotating shaft 7 are both rotatably provided with sleeves 8, the two sleeves 8 are respectively and movably penetrated with a hard air pipe 3, the top of the hard air pipe 3 is uniformly provided with a plurality of air injection holes 9, one end of the two opposite hard air pipes 3 is hinged with the upper surface of the mounting plate 2, the driving shaft 10 and the mounting plate 2 are both hollow and communicated with inner cavities, the bottom end of the driving shaft 10 penetrates and is rotatably connected with an air supply pipe, the other end of the air supply pipe is connected with an air outlet of a heat dissipation fan arranged on the outer wall of the external cabinet body 1, the mounting plate 2 is communicated with the hard air pipe 3 through a hose, when the heat dissipation fan works, air enters the driving shaft 10 and the mounting plate 2 through the air supply pipe, then enters the hard air pipe 3 and is sprayed out of the air jet holes 9 to dissipate heat, the motor 13 drives the driving sleeve 11 to rotate through the gear pair 12, the driving sleeve 11 drives the driving shaft 10 to rotate, the driving shaft 10 drives the mounting plate 2 to rotate, the mounting plate 2 drives the hard air pipe 3 to rotate to form heat dissipation whirlwind, the heat dissipation efficiency is improved, the connecting plate 15 and the driving shaft 10 are driven to reciprocate up and down through the continuous stretching of the electric push rod 14, the driving shaft 10 drives the mounting plate 2 to reciprocate up and down, under the limitation of the sleeve 8, the hard air pipe 3 is inclined, and the air jet angle of the air jet holes 9 is changed, further enlarging the heat dissipation range and improving the heat dissipation efficiency.

Example 2

Referring to fig. 4, the embodiment of the present invention is different from embodiment 1 in that two ends of the connecting plate 15 extend to the outside of the cabinet body 1, mounting rods 16 are vertically fixed at two ends of the connecting plate 15, and a plurality of brush strips 17 for cleaning the ventilation net 5 are fixedly mounted on the mounting rods 16, so as to prevent the meshes of the ventilation net 5 from being blocked and affecting the heat dissipation efficiency.

The utility model discloses a theory of operation is: during operation, the air gets into drive shaft 10 and mounting panel 2 by the air supply pipe, then get into hard trachea 3 and spout by fumarole 9, dispel the heat, motor 13 drives driving sleeve 11 through gear pair 12 and rotates, driving sleeve 11 drives drive shaft 10 and rotates, drive shaft 10 drives mounting panel 2 and rotates, mounting panel 2 drives hard trachea 3 and rotates, form the heat dissipation whirlwind, help improving the radiating efficiency, constantly stretch out and draw back through electric putter 14, drive connecting plate 15 and drive shaft 10 up-and-down reciprocating motion, drive shaft 10 drives mounting panel 2 up-and-down reciprocating motion, under sleeve 8's restriction, thereby hard trachea 3 takes place the slope, fumarole 9's jet angle changes, further expansion the heat dissipation range, the radiating efficiency is improved.

The above description is only for the specific embodiments of the present disclosure, but the scope of the present disclosure is not limited thereto, and any person skilled in the art can easily conceive of the changes or substitutions within the technical scope of the present disclosure, and all the changes or substitutions should be covered within the scope of the present disclosure. Therefore, the protection scope of the present disclosure shall be subject to the protection scope of the claims.

Claims

1. A power distribution cabinet with good heat dissipation performance comprises a cabinet body (1) and a grid plate (4) fixedly installed at the lower portion of an inner cavity of the cabinet body (1) and used for installing power equipment, wherein a rain baffle (6) is fixedly installed at the top of the cabinet body (1), ventilation nets (5) are fixedly installed on two side walls and the top of the cabinet body (1), a heat dissipation unit is installed below the grid plate (4) on the cabinet body (1), the heat dissipation unit is characterized by comprising a hard air pipe (3), an installation plate (2), a driving shaft (10), a driving mechanism driving the driving shaft (10) to rotate and a power mechanism driving the driving shaft (10) to reciprocate up and down, a vertical driving shaft (10) is fixed in the middle of the bottom of the installation plate (2), the driving shaft (10) penetrates through the bottom of the cabinet body (1) and extends to the lower portion of the cabinet body, an installation rotating shaft (7) is installed on a, all rotate on installation pivot (7) both sides wall and install sleeve (8), two sleeve (8) move about respectively and penetrate one hard trachea (3), and a plurality of fumaroles (9) have evenly been seted up at hard trachea (3) top, and two relative one end of hard trachea (3) are articulated with mounting panel (2) upper surface, equal inside cavity and both inner chambers intercommunication in drive shaft (10) and mounting panel (2), drive shaft (10) bottom penetrate and rotate and are connected with the air supply pipe, and the air supply pipe other end is connected with the air outlet of the cooling fan of outside cabinet body (1) outer wall mounting, and mounting panel (2) are through hose and hard trachea (3) intercommunication.

2. The power distribution cabinet with good heat dissipation performance according to claim 1, wherein the rain baffle (6) is in an inverted V shape.

3. The power distribution cabinet with good heat dissipation performance according to claim 1 or 2, characterized in that the driving mechanism comprises a motor (13), a gear pair (12) and a driving sleeve (11), the driving sleeve (11) is sleeved outside the driving shaft (10) and is rotatably connected with the bottom of the cabinet body (1), the driving shaft (10) is connected with the driving sleeve (11) through a spline, the motor (13) is fixedly installed at the bottom of the cabinet body (1), and the motor (13) is in driving connection with the driving sleeve (11) through the gear pair (12).

4. The power distribution cabinet with good heat dissipation performance according to claim 3, wherein the power mechanism comprises an electric push rod (14) and a connecting plate (15), the electric push rod (14) is fixedly installed at the bottom of the cabinet body, the bottom end of a telescopic rod of the electric push rod (14) is fixedly connected with the connecting plate (15), and the connecting plate (15) is rotatably connected with the driving shaft (10).

5. The power distribution cabinet with good heat dissipation performance according to claim 4, wherein the two electric push rods (14) are symmetrically arranged.

6. The power distribution cabinet with good heat dissipation performance according to claim 4, wherein two ends of the connecting plate (15) extend to the outer side of the cabinet body (1), mounting rods (16) are vertically fixed at two ends of the connecting plate (15), and a plurality of brush strips (17) used for cleaning the ventilation net (5) are fixedly mounted on the mounting rods (16).