CN219304298U

CN219304298U - High-voltage switch chamber ventilation device

Info

Publication number: CN219304298U
Application number: CN202320013729.7U
Authority: CN
Inventors: 凌绍财
Original assignee: Funing Gula Hydropower Development Co ltd
Current assignee: Funing Gula Hydropower Development Co ltd
Priority date: 2023-01-04
Filing date: 2023-01-04
Publication date: 2023-07-04
Anticipated expiration: 2033-01-04

Abstract

The utility model relates to the technical field of ventilation devices, in particular to a high-voltage switch chamber ventilation device, wherein limiting plates are symmetrically fixed on the outer side of an air box, a detachable air window frame is arranged on the outer side of the air box at the position of an air outlet, ventilation openings matched with the air outlet are formed in the air window frame, grooves are symmetrically formed in the inner side of the air window frame at the two sides of the air outlet, rotating shafts connected with the grooves in a rotating mode are arranged in the air window frame at equal intervals, and air deflectors are arranged on the rotating shafts. According to the utility model, through the cooperation between the limiting plate and the mounting plate, the air box is embedded in the wall body during installation, the rack is lifted through the transmission assembly, the driven gear is driven by the rack to rotate, and the rotating shaft is further driven to drive the air deflector to rotate, so that the air is blown up and down during air input, ventilation in the high-voltage switch chamber is facilitated, the ventilation effect is improved, and potential safety hazards caused by unsmooth indoor ventilation are avoided.

Description

High-voltage switch chamber ventilation device

Technical Field

The utility model relates to the technical field of ventilation devices, in particular to a high-voltage switch chamber ventilation device.

Background

Safety is the important importance of transformer substation work, in order to ensure the personal safety of entering SF6 high-voltage switch room of transformer substation, therefore stipulate that entering SF6 high-voltage switch room must ventilate more than fifteen minutes in advance, and require setting up safety warning sign in SF6 high-voltage switch room access & exit of transformer substation, remind the personnel who enter SF6 high-voltage switch room to ventilate before entering, and make safety protection, therefore, ventilation equipment is crucial in the application of high-voltage switch room, for example, in China patent publication No. CN208738690U has disclosed a ventilation device for high-voltage switch cabinet, this patent is just to establish ventilation board and ventilation pipe in high-voltage switch room, realize the ventilation treatment to high-voltage switch room.

However, since the indoor volume of the current high-voltage switch chamber is large, if the conventional ventilation device is used, indoor ventilation is incomplete, and the smooth performance of indoor air flow is affected, a person skilled in the art provides a ventilation device for the high-voltage switch chamber, so as to solve the problems in the background art.

Disclosure of Invention

The present utility model is directed to a high voltage switchgear plenum ventilation device that solves the problems set forth in the background art described above.

In order to achieve the above purpose, the present utility model provides the following technical solutions: the utility model provides a high tension switchgear ventilation unit, includes the bellows to and fix the fan inside the bellows, the air intake has been seted up to the one end of bellows, and the other end of bellows is equipped with the air exit, the outside symmetry of bellows is fixed with the limiting plate, and the outside of bellows is located the position department of air exit and installs detachable wind window frame, set up the vent with the air exit adaptation on the wind window frame, and the inside of wind window frame is located the bilateral symmetry of air exit and set up flutedly, the inside equidistant pivot of being connected with the recess rotation of installing of wind window frame, install the aviation baffle in the pivot, the inside of wind window frame is equipped with and is used for driving pivot pivoted drive assembly, and wind window frame's upper and lower both ends all are equipped with the mounting panel with the limiting plate adaptation, the equal symmetry of upper and lower both ends of bellows is installed and is used for the mounting panel fixed mounting.

As a further aspect of the present utility model: the mounting comprises a mounting plate, a fixing piece and a compression spring, wherein the fixing piece comprises a jack formed in the bellows, a bolt which is inserted into the jack is movably mounted on the mounting plate, one end of the bolt penetrates through the mounting plate and is provided with a pull ring, and the outer side of the bolt is positioned between the pull ring and the mounting plate and is provided with the compression spring.

As a further aspect of the present utility model: the transmission assembly comprises a transmission box arranged at the top end inside the wind window frame, a double-shaft motor is fixed inside the transmission box, a transmission shaft is arranged at the output end of the double-shaft motor, a driving gear is fixedly sleeved on the transmission shaft, racks which extend into the transmission box and are meshed with the driving gear are movably arranged in the grooves, and driven gears meshed with the racks are fixedly sleeved at the positions of the two ends of the rotation shaft, which are located in the grooves.

As a further aspect of the present utility model: the inside top of transmission case and the bottom of recess are all fixed mounting have spacing post, spacing chamber with spacing post swing joint has all been seted up at the upper and lower both ends of rack, the upper end of spacing post extends to the inside in spacing chamber and installs the piston.

As a further aspect of the present utility model: the mounting plate is of an L-shaped structure, the mounting plate and the wind window frame are integrally cast and formed, and sealing gaskets are fixed on the opposite surfaces of the mounting plate and the limiting plate.

As a further aspect of the present utility model: the bellows is of an inverted L-shaped structure, and a dehumidifying net is fixed on one side of the blower inside the bellows.

Compared with the prior art, the utility model has the beneficial effects that: according to the utility model, through the cooperation between the limiting plate and the mounting plate, the air box is embedded in the wall body during installation, the rack is lifted through the transmission assembly, the driven gear is driven by the rack to rotate, and the rotating shaft is further driven to drive the air deflector to rotate, so that the air is blown up and down during air input, ventilation in the high-voltage switch chamber is facilitated, the ventilation effect is improved, and potential safety hazards caused by unsmooth indoor ventilation are avoided.

Drawings

FIG. 1 is a schematic view of a high voltage switchgear cabinet ventilation apparatus;

FIG. 2 is a schematic view of the internal structure of the high voltage switchgear chamber ventilation device;

fig. 3 is a schematic structural view of a window frame in a high voltage switching room ventilation device.

In the figure: 1. a wind box; 2. an air inlet; 3. an air outlet; 4. a limiting plate; 5. a window frame; 6. a mounting plate; 7. a transmission case; 8. a pull ring; 9. a compression spring; 10. a plug pin; 11. a jack; 12. a dehumidifying net; 13. a blower; 14. a groove; 15. a rack; 16. a spacing cavity; 17. a limit column; 18. a piston; 19. a rotating shaft; 20. a driven gear; 21. a biaxial motor; 22. a transmission shaft; 23. a drive gear; 24. a vent; 25. and an air deflector.

Detailed Description

Referring to fig. 1-3, in the embodiment of the utility model, the high-voltage switch chamber ventilation device comprises a wind box 1 and a fan 13 fixed in the wind box 1, wherein an air inlet 2 is formed in one end of the wind box 1, an air outlet 3 is formed in the other end of the wind box 1, a limiting plate 4 is symmetrically fixed on the outer side of the wind box 1, a detachable wind window frame 5 is installed at the position of the air outlet 3 on the outer side of the wind box 1, ventilation openings 24 matched with the air outlet 3 are formed in the wind window frame 5, grooves 14 are symmetrically formed in the wind window frame 5 on two sides of the air outlet 3, a rotating shaft 19 connected with the grooves 14 is installed in the wind window frame 5 at equal intervals, an air deflector 25 is installed on the rotating shaft 19, a transmission assembly for driving the rotating shaft 19 is arranged in the wind window frame 5, fixing pieces for fixing the mounting plate 6 are symmetrically installed on the upper end and the lower end of the wind window frame 5, the wind box 1 is embedded in a reserved groove in the high-voltage switch chamber, through the arrangement of the limiting plate 4 and the mounting plate 6, when the wind window frame 1 is installed, the air deflector 25 is driven by the equal spacing, the air deflector 25 is driven by the air deflector 25 to rotate, and accordingly the ventilation effect of the ventilation can be improved, and the ventilation effect of the ventilation can be realized is avoided.

In fig. 1 and 2, the mounting includes the jack 11 of seting up on bellows 1, movable mounting has the bolt 10 of pegging graft with jack 11 on the mounting panel 6, and the one end of bolt 10 runs through mounting panel 6 and installs pull ring 8, and the outside of bolt 10 is located and installs compression spring 9 between pull ring 8 and the mounting panel 6, pulls pull ring 8, makes bolt 10 lift through pull ring 8, further inserts the lower extreme of bolt 10 inside jack 11, improves the stability after the bolt 10 inserts through compression spring 9, further realizes the fixing of mounting panel 6.

In fig. 2 and 3, the transmission assembly comprises a transmission case 7 arranged at the top end inside the wind window frame 5, a double-shaft motor 21 is fixed inside the transmission case 7, a transmission shaft 22 is installed at the output end of the double-shaft motor 21, a driving gear 23 is fixedly sleeved on the transmission shaft 22, racks 15 which extend into the transmission case 7 and are meshed with the driving gear 23 are movably installed in the grooves 14, driven gears 20 meshed with the racks 15 are fixedly sleeved on the two ends of the rotation shaft 19 at the positions of the grooves 14, the double-shaft motor 21 is started, the transmission shaft 22 is driven to rotate by the double-shaft motor 21, the driving gear 23 is enabled to rotate by the transmission shaft 22, the racks 15 are lifted by the meshing between the driving gear 23 and the racks 15, the driven gears 20 are enabled to drive the rotation shafts 19 to rotate by the meshing between the racks 15 and the driven gears 20, and then driving of the wind deflector 25 is achieved.

In fig. 2 and 3, the top end inside the transmission case 7 and the bottom of the groove 14 are fixedly provided with limiting columns 17, the upper end and the lower end of the rack 15 are provided with limiting cavities 16 movably connected with the limiting columns 17, the upper ends of the limiting columns 17 extend to the inside of the limiting cavities 16 and are provided with pistons 18, the limiting columns 17 and the limiting cavities 16 are inserted, traction during lifting of the rack 15 is achieved, and stability during lifting of the rack 15 is improved through cooperation of the pistons 18 and the limiting cavities 16.

In fig. 1 and 2, the mounting plate 6 is of an L-shaped structure, and the mounting plate 6 and the louver frame 5 are integrally cast and formed, and sealing gaskets are fixed on opposite surfaces of the mounting plate 6 and the limiting plate 4, so that the sealing effect of the bellows 1 after being mounted is improved.

In fig. 2, the bellows 1 has an inverted "L" structure, and a dehumidifying net 12 is fixed inside the bellows 1 at one side of a fan 13, which is beneficial to dehumidification when air is input.

The working principle of the utility model is as follows: when the air box 1 is used, the air box 1 is embedded into a reserved groove on the high-voltage switch chamber, the fixed of the air box 1 after installation is realized through the arrangement of the limiting plate 4 and the mounting plate 6, the pull ring 8 is pulled, the bolt 10 is lifted through the pull ring 8, the lower end of the bolt 10 is further inserted into the jack 11, the stability of the inserted bolt 10 is improved through the compression spring 9, the mounting plate 6 is further fixed, and therefore the air box 1 and the air window frame 5 are favorably assembled and disassembled; the double-shaft motor 21 is started, the transmission shaft 22 is driven to rotate through the double-shaft motor 21, the driving gear 23 is enabled to rotate through the transmission shaft 22, the rack 15 is lifted through the engagement between the driving gear 23 and the rack 15, the connection between the limiting post 17 and the limiting cavity 16 is achieved, traction during lifting of the rack 15 is achieved, the stability during lifting of the rack 15 is improved through the cooperation of the piston 18 and the limiting cavity 16, the driven gear 20 is enabled to drive the rotating shaft 19 to rotate through the engagement between the rack 15 and the driven gear 20, driving of the air deflector 25 is achieved, the included angle between the air deflector 25 and a horizontal plane is adjusted, accordingly upper and lower wind sweeping during air input is facilitated, ventilation inside a high-voltage switch chamber is facilitated, ventilation effect is improved, and potential safety hazards caused by unsmooth indoor ventilation are avoided.

The foregoing description is only a preferred embodiment of the present utility model, but the scope of the present utility model is not limited thereto, and any person skilled in the art, who is within the scope of the present utility model, should make equivalent substitutions or modifications according to the technical solution of the present utility model and the inventive concept thereof, and should be covered by the scope of the present utility model.

Claims

1. The utility model provides a high-voltage switch room ventilation unit, includes bellows (1) to and fix at the inside fan (13) of bellows (1), air intake (2) have been seted up to the one end of bellows (1), and the other end of bellows (1) is equipped with air outlet (3), a serial communication port, the outside symmetry of bellows (1) is fixed with limiting plate (4), and the outside of bellows (1) is located the position department of air outlet (3) and installs detachable wind window frame (5), set up vent (24) with air outlet (3) adaptation on wind window frame (5), and recess (14) have been seted up to the inside symmetry of wind window frame (5) in the bilateral symmetry of air outlet (3), pivot (19) that are connected with recess (14) rotation are installed to the inside equidistant of wind window frame (5), install aviation baffle (25) on pivot (19);

the inside of wind window frame (5) is equipped with and is used for driving pivot (19) pivoted drive assembly, and wind window frame (5) upper and lower both ends all are equipped with mounting panel (6) with limiting plate (4) adaptation, the mounting that is used for mounting panel (6) fixed is all symmetrically installed at the upper and lower both ends of bellows (1).

2. The high-voltage switch room ventilation device according to claim 1, wherein the fixing piece comprises a jack (11) formed in the bellows (1), a plug pin (10) connected with the jack (11) is movably mounted on the mounting plate (6), one end of the plug pin (10) penetrates through the mounting plate (6) and is provided with a pull ring (8), and a compression spring (9) is mounted between the pull ring (8) and the mounting plate (6) on the outer side of the plug pin (10).

3. The high-voltage switch room ventilation device according to claim 1, characterized in that the transmission assembly comprises a transmission case (7) arranged at the top end inside the wind window frame (5), a double-shaft motor (21) is fixed inside the transmission case (7), a transmission shaft (22) is arranged at the output end of the double-shaft motor (21), a driving gear (23) is fixedly sleeved on the transmission shaft (22), a rack (15) which extends into the transmission case (7) and is meshed with the driving gear (23) is movably arranged inside the groove (14), and driven gears (20) meshed with the rack (15) are fixedly sleeved at the positions of the two ends of the rotation shaft (19) located in the groove (14).

4. The high-voltage switch chamber ventilation device according to claim 3, wherein a limit post (17) is fixedly installed at the top end of the inside of the transmission case (7) and the bottom of the groove (14), a limit cavity (16) movably connected with the limit post (17) is formed at the upper end and the lower end of the rack (15), and the upper end of the limit post (17) extends to the inside of the limit cavity (16) and is provided with a piston (18).

5. The high-voltage switch chamber ventilation device according to claim 1, wherein the mounting plate (6) is of an L-shaped structure, the mounting plate (6) and the louver frame (5) are integrally cast, and sealing gaskets are fixed on opposite surfaces of the mounting plate (6) and the limiting plate (4).

6. The high-voltage switch chamber ventilation device according to claim 1, wherein the bellows (1) is of an inverted-L-shaped structure, and a dehumidifying net (12) is fixed to the inside of the bellows (1) at one side of the fan (13).