CN213878843U

CN213878843U - Cubical switchboard is integrated convenient to adjust air volume

Info

Publication number: CN213878843U
Application number: CN202022691997.3U
Authority: CN
Inventors: 刘火芽
Original assignee: Hebei Huaxin Electric Co ltd
Current assignee: Handan Zhengzhong Electronic Control Equipment Co.,Ltd.
Priority date: 2020-11-20
Filing date: 2020-11-20
Publication date: 2021-08-03
Anticipated expiration: 2030-11-20

Abstract

The utility model discloses a cubical switchboard is integrated convenient to adjust air volume, including rectangular base, the rectangular base lower extreme is equipped with initiative ventilation mechanism, the rectangular base upper end is equipped with ventilation adjustment mechanism. The beneficial effects of the utility model are that, can dispel the heat to cubical switchboard inside according to the initiative of current operating mode through the effect of initiative ventilation mechanism, can adjust the size of air intake through the effect of ventilation adjustment mechanism, realize the purpose of the inside temperature of control switch cabinet.

Description

Cubical switchboard is integrated convenient to adjust air volume

Technical Field

The utility model relates to a cubical switchboard heat dissipation technical field, more specifically say, relate to a cubical switchboard is integrated convenient to adjust air volume.

Background

The switch cabinet is generally used in an electric power system to integrate and install most control components together, so that centralized management is facilitated, because the space in the switch cabinet is relatively sealed, the heat dissipation of electronic components in the switch cabinet is not smooth, and particularly for a cabinet body containing multiple layers of partition plates, the heat dissipation is not easy;

the two sides of the traditional switch cabinet integration are provided with heat dissipation holes, the heat dissipation holes cannot be used for ventilation adjustment according to the current working condition, for example, when the external temperature is low, the internal heat accumulation is slow, the heat in the switch cabinet is dissipated automatically, and the switch cabinet is not required to dissipate heat actively; when the external temperature is high, the heat in the switch cabinet is accumulated quickly, the heat in the switch cabinet needs to be discharged in time, and the heat in the switch cabinet needs to be actively discharged; the integrated heat radiation structure of traditional cubical switchboard no matter spring, summer, autumn and winter can only play radiating effect, can not control the integrated inside temperature of cubical switchboard, influences the integrated performance of cubical switchboard.

SUMMERY OF THE UTILITY MODEL

To above defect, the utility model provides a cubical switchboard is integrated convenient to adjust air volume to the solution problem.

In order to achieve the above purpose, the utility model adopts the following technical scheme:

a switch cabinet assembly convenient for adjusting ventilation quantity comprises a rectangular base, wherein an active ventilation mechanism is arranged at the lower end of the rectangular base, and a ventilation adjusting mechanism is arranged at the upper end of the rectangular base;

the active ventilation mechanism comprises a rectangular box body on the upper surface of a rectangular base, a first through hole is formed between the rectangular box body and the rectangular base, two first through holes are formed, a motor support is arranged on one side surface of each through hole, a double-shaft motor is arranged in the center of the motor support, fan blades are arranged at the lower end of the double-shaft motor, a driving wheel is arranged at the upper end of the double-shaft motor and is in sliding connection with the output end of the double-shaft motor, a compression spring is arranged between the driving wheel and the output end of the double-shaft motor, a permanent magnet is arranged on the lower surface of the driving wheel, a limiting groove is formed in the inner ring of the driving wheel, a limiting strip is arranged at the output end of the double-shaft motor, and the limiting strip corresponds to the limiting groove in position; the upper surface of the motor bracket is provided with an annular bracket, and the upper surface of the annular bracket is provided with an annular electromagnet;

the ventilation adjusting mechanism comprises a ventilation opening on the side surface of the rectangular box body, horizontal bearings are mounted at two ends of the ventilation opening, a connecting shaft is mounted on an inner ring of each horizontal bearing, an elliptical plate is mounted on the side surface of each connecting shaft, a worm wheel is mounted at one end of each connecting shaft, a first bearing is mounted on the side surface of the rectangular box body, a worm meshed with the worm wheel is mounted on an inner ring of the first bearing, a first bevel gear is mounted at the lower end of the worm, a second bearing is mounted on the lower surface of the rectangular box body, a transmission shaft is mounted on an inner ring of the second bearing, a second bevel gear meshed with the first bevel gear is mounted at one end of the transmission shaft, and a third bevel gear is mounted at the other end of the transmission shaft.

Furthermore, a rectangular opening is formed in the side surface of the rectangular box body, and switch doors are installed at two ends of the rectangular opening.

Furthermore, a dust cover is arranged at the lower end of the through hole.

Further, a rubber pad is arranged on the side surface of the elliptical plate.

Further, the ventilation opening is provided with a plurality of ventilation openings.

The utility model has the advantages that: can dispel the heat to cubical switchboard inside according to current operating mode initiative through the effect of initiative ventilation mechanism, can adjust the size of air intake through the effect of ventilation adjustment mechanism, realize the purpose of the inside temperature of control cubical switchboard.

Drawings

Fig. 1 is a schematic structural diagram of a switch cabinet assembly for facilitating ventilation volume adjustment according to the present invention;

FIG. 2 is an enlarged schematic view of the active venting mechanism;

FIG. 3 is a schematic top view of the vent adjustment mechanism;

FIG. 4 is a schematic view of a drive wheel;

in the figure, 1, a rectangular base; 2. a rectangular box body; 3. a first through hole; 4. a motor bracket; 5. a double-shaft motor; 6. a fan blade; 7. a driving wheel; 8. a compression spring; 9. a permanent magnet; 10. a limiting groove; 11. a limiting strip; 12. an annular support; 13. an annular electromagnet; 14. a vent; 15. a horizontal bearing; 16. a connecting shaft; 17. an elliptical plate; 18. a worm gear; 19. a first bearing; 20. a worm; 21. a first bevel gear; 22. a second bearing; 23. a drive shaft; 24. a second bevel gear; 25. a third bevel gear; 26. a rectangular opening; 27. opening and closing the door; 28. a dust cover; 29. and (7) a rubber pad.

Detailed Description

The present invention will be described in detail with reference to the accompanying drawings, and as shown in fig. 1-4, a switch cabinet assembly convenient for adjusting ventilation comprises a rectangular base 1, wherein the lower end of the rectangular base 1 is provided with an active ventilation mechanism, and the upper end of the rectangular base 1 is provided with a ventilation adjusting mechanism;

the active ventilation mechanism comprises a rectangular box body 2 on the upper surface of a rectangular base 1, a first through hole 3 is formed between the rectangular box body 2 and the rectangular base 1, two first through holes 3 are arranged, a motor support 4 is arranged on the side surface of the first through hole 3, a double-shaft motor 5 is arranged in the center of the motor support 4, fan blades 6 are arranged at the lower end of the double-shaft motor 5, a driving wheel 7 is arranged at the upper end of the double-shaft motor 5, the driving wheel 7 is connected with the output end of the double-shaft motor 5 in a sliding mode, a compression spring 8 is arranged between the driving wheel 7 and the output end of the double-shaft motor 5, a permanent magnet 9 is arranged on the lower surface of the driving wheel 7, a limiting groove 10 is formed in the inner ring of the driving wheel 7, a limiting strip 11 is arranged at the output end of the double-shaft motor 5, and the limiting strip 11 corresponds to the position of the limiting groove 10; the upper surface of the motor bracket 4 is provided with an annular bracket 12, and the upper surface of the annular bracket 12 is provided with an annular electromagnet 13;

the ventilation adjusting mechanism comprises a ventilation opening 14 on the side surface of the rectangular box body 2, horizontal bearings 15 are mounted at two ends of the ventilation opening 14, a connecting shaft 16 is mounted on an inner ring of each horizontal bearing 15, an elliptical plate 17 is mounted on the side surface of each connecting shaft 16, a worm wheel 18 is mounted at one end of each connecting shaft 16, a first bearing 19 is mounted on the side surface of the rectangular box body 2, a worm 20 meshed with the worm wheel 18 is mounted on an inner ring of the first bearing 19, a first bevel gear 21 is mounted at the lower end of the worm 20, a second bearing 22 is mounted on the lower surface of the rectangular box body 2, a transmission shaft 23 is mounted on an inner ring of the second bearing 22, a second bevel gear 24 meshed with the first bevel gear 21 is mounted at one end of the transmission shaft 23, and a third bevel gear 25 is mounted at the other end of the transmission shaft 23.

The side surface of the rectangular box body 2 is provided with a rectangular opening 26, and two ends of the rectangular opening 26 are provided with a switch door 27.

A dust cover 28 is arranged at the lower end of the first through hole 3, and excessive dust can be prevented from entering the rectangular box body 2 through the dust cover 28.

A rubber pad 29 is arranged on the side surface of the elliptical plate 17, and the gap between the elliptical plate 17 and the ventilation opening 14 can be reduced through the action of the rubber pad 29, so that the sealing property in the rectangular box body 2 is improved.

The ventilation opening 14 is provided in plurality.

In the embodiment, the electric equipment of the equipment is controlled by an external controller, a temperature sensor is arranged in the rectangular box body 2, and the controller is electrically connected with the temperature sensor and the double-shaft motor 5; the device is divided into three working states, wherein the first working state is that the external temperature is very low, the electric element transfers heat to the rectangular base 1 and the rectangular box body 2 in a heat radiation mode, the rectangular base 1 and the rectangular box body 2 transfer the heat to the outside in a heat radiation mode, the external temperature is low, the heat can be taken away quickly, the temperature in the rectangular box body 2 can be kept at a normal and constant temperature at the moment, ventilation is not needed, and the elliptical plate 17 is in a vertical state at the moment, so that the ventilation opening 14 is blocked completely;

when the external temperature is normal, at the moment, because the external temperature is normal, the heat on the outer surfaces of the rectangular base 1 and the rectangular box 2 cannot be taken away quickly, the heat is accumulated in the rectangular box 2, so that the inside of the rectangular box 2 is at a higher temperature, at the moment, under the action of the temperature sensor, when the temperature in the rectangular box 2 is higher than a certain temperature, the controller controls the annular electromagnet 13 to be electrified, the annular electromagnet 13 is electrified to generate magnetic force between the annular electromagnet 13 and the permanent magnet 9, the permanent magnet 9 drives the driving wheel 7 to move upwards and be meshed with the bevel gear III 25 through the interaction of the force, then the controller controls the double-shaft motor 5 to rotate, the rotation of the double-shaft motor 5 drives the driving wheel 7 and the bevel gear III 25 to rotate, the rotation of the bevel gear III 25 drives the transmission shaft 23, the bevel gear II 24, the bevel gear I21 and the worm 20 to rotate, and the rotation of the worm 20 drives the worm wheel 18, The connecting shaft 16 and the elliptical plate 17 rotate to generate a larger gap between the elliptical plate 17 and the ventilation opening 14, so that air in the rectangular box body 2 can automatically circulate with outside air, heat exchange is realized, and the purpose of cooling is achieved; after the elliptical plate 17 is opened for a certain angle, the double-shaft motor 5 stops rotating, the annular electromagnet 13 is powered off, the opening angle of the elliptical plate 17 is controlled, and the size of ventilation quantity can be controlled;

the third state is when ambient temperature is higher, the air in the rectangle box 2 and the automatic circulation of outside air can not effectual reduction rectangle box 2 in the temperature, the effect through temperature sensor can the perception rectangle box 2 in the temperature last high temperature, controller control double-shaft motor 5 rotates this moment, drive 6 high-speed rotations of flabellum, make 2 inside air through hole 3 of rectangle box discharge, thereby make the air in the rectangle box 2 and the fast circulation of outside air piece, realize the purpose of initiative cooling.

Above-mentioned technical scheme has only embodied the utility model discloses technical scheme's preferred technical scheme, some changes that this technical field's technical personnel probably made to some parts wherein have all embodied the utility model discloses a principle belongs to within the protection scope of the utility model.

Claims

1. A switch cabinet assembly convenient for adjusting ventilation quantity comprises a rectangular base (1) and is characterized in that an active ventilation mechanism is arranged at the lower end of the rectangular base (1), and a ventilation adjusting mechanism is arranged at the upper end of the rectangular base (1);

the active ventilation mechanism comprises a rectangular box body (2) on the upper surface of a rectangular base (1), a first through hole (3) is formed between the rectangular box body (2) and the rectangular base (1), the number of the first through holes (3) is two, a motor support (4) is installed on the side surface of the first through hole (3), a double-shaft motor (5) is installed at the center of the motor support (4), fan blades (6) are installed at the lower end of the double-shaft motor (5), a driving wheel (7) is arranged at the upper end of the double-shaft motor (5), the driving wheel (7) is in sliding connection with the output end of the double-shaft motor (5), a compression spring (8) is installed between the driving wheel (7) and the output end of the double-shaft motor (5), a permanent magnet (9) is installed on the lower surface of the driving wheel (7), a limiting groove (10) is formed in the inner ring of the driving wheel (7), a limiting strip (11) is installed at the output end of the double-shaft motor (5), and the limiting groove (10) corresponds to the position; the upper surface of the motor support (4) is provided with an annular support (12), and the upper surface of the annular support (12) is provided with an annular electromagnet (13);

the ventilation adjusting mechanism comprises a ventilation opening (14) on the side surface of the rectangular box body (2), horizontal bearings (15) are installed at two ends of the ventilation opening (14), a connecting shaft (16) is installed at the inner ring of each horizontal bearing (15), an elliptical plate (17) is installed on the side surface of each connecting shaft (16), a worm wheel (18) is installed at one end of each connecting shaft (16), a first bearing (19) is installed on the side surface of the rectangular box body (2), a worm (20) meshed with the worm wheel (18) is installed at the inner ring of the first bearing (19), a first bevel gear (21) is installed at the lower end of the worm (20), a second bearing (22) is installed on the lower surface of the rectangular box body (2), a transmission shaft (23) is installed at the inner ring of the second bearing (22), a second bevel gear (24) meshed with the first bevel gear (21) is installed at one end of the transmission shaft (23), and a third bevel gear (25) is installed at the other end of the transmission shaft (23).

2. The switch cabinet assembly convenient for adjusting the ventilation quantity according to claim 1, characterized in that a rectangular opening (26) is formed on the side surface of the rectangular box body (2), and switch doors (27) are installed at two ends of the rectangular opening (26).

3. The switch cabinet assembly convenient for adjusting ventilation quantity according to claim 1, characterized in that the lower end of the first through hole (3) is provided with a dust cover (28).

4. The switch cabinet assembly facilitating the adjustment of the ventilation amount according to claim 1, wherein the elliptical plate (17) is provided with a rubber pad (29) on the side surface.

5. Switch cabinet assembly facilitating the adjustment of the ventilation volume according to claim 1, characterized in that the ventilation opening (14) is provided in plurality.