CN213368324U

CN213368324U - Dustproof and sand-proof device for machine cabinet

Info

Publication number: CN213368324U
Application number: CN202022431684.4U
Authority: CN
Inventors: 唐得永
Original assignee: Suzhou Mamkerun Machinery Equipment Co ltd
Current assignee: Suzhou Mamkerun Machinery Equipment Co ltd
Priority date: 2020-10-28
Filing date: 2020-10-28
Publication date: 2021-06-04
Anticipated expiration: 2030-10-28

Abstract

The utility model discloses a dustproof sand prevention device of rack relates to switch board technical field, for solving current rack and often arranging the open air in, inside the easy clearance entering rack of the rack body of dirt sand in the air, the adhesion has the problem of potential safety hazard on electrical components. The utility model discloses a dustproof sand-proof screen curtain, including rack, protection top cap, mounting disc, fixed limit, curb plate, motorized pulley's externally mounted has the wind-up roll, be provided with the cable between wind-up roll and the mounting, the protection top cap is installed to the upper end of rack, the mounting disc is installed to the lower extreme of protection top cap, fixed limit is installed to the lower extreme of mounting disc, the lower extreme of going up fixed limit is provided with dustproof sand-proof screen curtain, fixed limit is installed down to the lower extreme of dustproof sand-proof screen curtain, and dustproof sand-proof screen curtain and last fixed limit and the equal fixed connection in fixed limit down, the mounting is all installed to the both sides of fixed.

Description

Dustproof and sand-proof device for machine cabinet

Technical Field

The utility model relates to a switch board technical field specifically is a dustproof sand prevention device of rack.

Background

The control cabinet is formed by assembling switch equipment, measuring instruments, protective electrical appliances and auxiliary equipment in a closed or semi-closed metal cabinet or on a screen according to the electrical wiring requirements, and the arrangement of the control cabinet meets the requirements of normal operation of an electric power system, is convenient to overhaul and does not endanger the safety of people and surrounding equipment. In normal operation, the circuit can be switched on or off by means of a manual or automatic switch. When the fault or abnormal operation occurs, the circuit is cut off or an alarm is given by the aid of the protective electric appliance. The measuring instrument can display various parameters in operation, and can also adjust some electrical parameters to prompt or send out signals for deviation from normal working state. It is commonly used in various power generation, distribution and transformation substations.

However, the existing cabinet is usually placed outdoors, dust and sand in the air easily enters the cabinet through the gap of the cabinet body of the cabinet and adheres to electrical elements, and potential safety hazards exist, so that the existing requirements are not met, and the dustproof and sand-proof device for the cabinet is provided.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a dustproof sand prevention device of rack to the current rack that proposes in solving above-mentioned background art often arranges the open air in, inside the easy clearance entering rack of the rack cabinet body of dirt sand in the air, the adhesion has the problem of potential safety hazard on electrical components.

In order to achieve the above object, the utility model provides a following technical scheme: the utility model provides a rack dustproof sand prevention device, includes the rack, the protection top cap is installed to the upper end of rack, the mounting disc is installed to the lower extreme of protection top cap, fixed limit is installed to the lower extreme of mounting disc, the lower extreme on last fixed limit is provided with dustproof sand prevention yarn curtain, fixed limit is installed down to the lower extreme of dustproof sand prevention yarn curtain, and dustproof sand prevention yarn curtain and last fixed limit and the equal fixed connection in fixed limit down.

Preferably, the fixing pieces are installed on two sides of the lower end of the lower fixing edge, the side plates are installed on two sides of the upper end of the installation disc, the electric roller is installed on the inner side of each side plate, the winding roller is installed outside the electric roller, and the inhaul cable is arranged between the winding roller and the fixing pieces.

Preferably, the outside both sides of rack all are provided with the heat dissipation window, the air inlet bottom case is installed to the lower extreme of rack, the internally mounted of air inlet bottom case has filtering mechanism, the front end of air inlet bottom case is provided with the air inlet grid.

Preferably, the filtering mechanism comprises an upper fixed disk and a lower fixed disk, filter cloth is arranged between the upper fixed disk and the lower fixed disk and on the inner side of the lower fixed disk, and the filter cloth is fixedly connected with the upper fixed disk and the lower fixed disk.

Preferably, the upper end of the upper fixed disk is provided with an opening.

Preferably, the motorized pulley is connected with the side plate through a bearing.

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

1. the utility model discloses a dustproof sand prevention yarn curtain protects whole rack, electric cylinder work drives its outside wind-up roll and rotates, the realization is to receiving and releasing of cable, can accomplish receiving and releasing of dustproof sand prevention yarn curtain, when the rack is arranged in the open air for a long time, dustproof sand prevention yarn curtain plays dustproof sand prevention's effect, it gets into inside the rack to avoid the dust and sand in the air through the clearance of the rack cabinet body, avoid the dust and sand adhesion on electrical components, eliminate the potential safety hazard, and the surface of dustproof sand prevention yarn curtain has a large amount of micropores, can not influence the heat dissipation of whole rack when preventing dust and sand.

2. The utility model discloses a heat dissipation window dispels the heat to the rack, the new trend gets into through the air inlet bars of air inlet under casing front end when dispelling inside heat, the outside filter cloth of filter mechanism filters the new trend, hold back the dirt sand in the new trend, the new trend after the filtration is inside the rack is discharged through upper fixed disk upper end opening, realize ventilation and heat dissipation, and can guarantee that outside dirt sand can not get into the inside of rack, further realize dustproof sand prevention, avoid dirt sand adhesion on electrical components, eliminate the potential safety hazard.

Drawings

Fig. 1 is a front view of a dustproof and sand-proof device of a cabinet according to the present invention;

FIG. 2 is a partial enlarged view of region A of the present invention;

fig. 3 is a top view of the mounting plate of the present invention;

FIG. 4 is a schematic diagram of the operation of the dustproof and sand-proof device of the cabinet of the present invention;

fig. 5 is a schematic structural diagram of the filtering mechanism of the present invention.

In the figure: 1. a cabinet; 2. a protective top cover; 3. mounting a disc; 4. an upper fixed edge; 5. a dust-proof and sand-proof screen curtain; 6. a lower fixed edge; 7. a fixing member; 8. a side plate; 9. an electric roller; 10. a wind-up roll; 11. a cable; 12. a heat dissipation window; 13. an air inlet bottom box; 14. an air inlet grid; 15. a filtering mechanism; 16. an upper fixed disc; 17. a lower fixed disc; 18. filtering cloth; 19. and (4) opening.

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.

Referring to fig. 1-5, the present invention provides an embodiment: the utility model provides a dustproof sand prevention device of rack, including rack 1, protection top cap 2 is installed to the upper end of rack 1, mounting disc 3 is installed to the lower extreme of protection top cap 2, fixed limit 4 is installed to the lower extreme of mounting disc 3, the lower extreme of going up fixed limit 4 is provided with dustproof sand prevention yarn curtain 5, fixed limit 6 is installed down to the lower extreme of dustproof sand prevention yarn curtain 5, and dustproof sand prevention yarn curtain 5 and last fixed limit 4 and the equal fixed connection of fixed limit 6 down, dustproof sand prevention yarn curtain 5 is put long and is arranged in the outside of rack 1, protect rack 1, play dustproof sand prevention's effect, the dust and sand in the air gets into inside rack 1 through the clearance of the rack 1 cabinet body, avoid dust and sand adhesion on electrical components, eliminate the potential safety hazard, and dustproof sand prevention yarn curtain 5's surface has a large amount of micropores, can not influence the heat dissipation of whole rack 1 when dustproof sand prevention.

Further, fixing parts 7 are installed on two sides of the lower end of the lower fixing edge 6, side plates 8 are installed on two sides of the upper end of the installation disc 3, an electric roller 9 is installed on the inner side of each side plate 8, a winding roller 10 is installed outside the electric roller 9, a guy cable 11 is arranged between the winding roller 10 and the fixing parts 7, the electric roller 9 drives the winding roller 10 outside the electric roller to rotate when working, winding and unwinding of the guy cable 11 are achieved, the lower fixing edge 6 is driven to move up and down, and winding and unwinding of the dustproof and sand-proof yarn curtain 5 can be completed.

Further, both sides of the outside of the cabinet 1 are provided with heat dissipation windows 12, an air inlet bottom box 13 is installed at the lower end of the cabinet 1, a filtering mechanism 15 is installed inside the air inlet bottom box 13, an air inlet grid 14 is arranged at the front end of the air inlet bottom box 13, a direct-current heat dissipation fan is installed on the inner side of the heat dissipation window 12, the direct-current heat dissipation fan is used for dissipating heat of the cabinet 1, and when heat in the cabinet 1 is dissipated, fresh air enters the inside of the air inlet bottom box 13 through the air inlet grid 14 at the front end of the air inlet bottom box 13.

Further, the filtering mechanism 15 comprises an upper fixed disk 16 and a lower fixed disk 17, filter cloth 18 is arranged between the upper fixed disk 16 and the lower fixed disk 17 and on the inner side of the lower fixed disk 17, the filter cloth 18 is fixedly connected with the upper fixed disk 16 and the lower fixed disk 17, and the filter cloth 18 outside the filtering mechanism 15 filters the fresh air and intercepts dust and sand in the fresh air.

Furthermore, the upper end of the upper fixed disk 16 is provided with an opening 19, and filtered fresh air is discharged into the cabinet 1 through the opening 19 at the upper end of the upper fixed disk 16, so that ventilation and heat dissipation of the cabinet 1 are realized.

Further, the motorized pulley 9 is connected with the side plate 8 through a bearing, and the motorized pulley 9 can rotate relative to the side plate 8 when working.

The working principle is as follows: when the dustproof and sand-proof machine cabinet is used, the electric roller 9 works to drive the wind-up roller 10 outside the electric roller to rotate, the pull rope 11 is wound and unwound, the lower fixing edge 6 is driven to move up and down, the dustproof and sand-proof screen 5 can be wound and unwound, when the machine cabinet 1 is placed outdoors for a long time, the dustproof and sand-proof screen 5 is wound and placed outside the machine cabinet 1 to protect the machine cabinet 1, the dustproof and sand-proof effects are achieved, dust and sand in air are prevented from entering the interior of the machine cabinet 1 through a gap of a cabinet body of the machine cabinet 1, the dust and sand are prevented from being adhered to electrical elements, potential safety hazards are eliminated, the direct-current heat dissipation fan is installed on the inner side of the heat dissipation window 12, the direct-current heat dissipation fan works to dissipate heat of the machine cabinet 1, when heat in the machine cabinet 1 is dissipated, fresh air enters the air inlet bottom box 13 through the air inlet grid 14 at the front end of the air inlet bottom, the outside filter cloth 18 of filter mechanism 15 filters the new trend, hold back the dust and sand in the new trend, the new trend after the filtration is discharged into the inside of rack 1 through 16 upper end openings 19 of upper fixed disk, realize the ventilation cooling of rack 1, and can guarantee that outside dust and sand can not get into the inside of rack 1, further realize dustproof sand prevention, and the surface of dustproof sand prevention yarn curtain 5 has a large amount of micropores, can not influence the heat dissipation of whole rack 1 when preventing dust and sand, whole dustproof sand prevention device simple structure, the cost is lower and do benefit to the maintenance.

It is obvious to a person skilled in the art that the invention is not restricted to details of the above-described exemplary embodiments, but that it can be implemented in other specific forms without departing from the spirit or essential characteristics of the invention. The present embodiments are therefore to be considered in all respects as illustrative and not restrictive, the scope of the invention being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any reference sign in a claim should not be construed as limiting the claim concerned.

Claims

1. The utility model provides a dustproof sand prevention device of rack, includes rack (1), its characterized in that: protection top cap (2) are installed to the upper end of rack (1), mounting disc (3) are installed to the lower extreme of protection top cap (2), fixed limit (4) are installed to the lower extreme of mounting disc (3), the lower extreme of going up fixed limit (4) is provided with dustproof sand prevention yarn curtain (5), fixed limit (6) are installed down to the lower extreme of dustproof sand prevention yarn curtain (5), and dustproof sand prevention yarn curtain (5) and last fixed limit (4) and the equal fixed connection in lower fixed limit (6).

2. The dustproof and sandproof device for machine cabinets of claim 1, wherein: mounting (7) are all installed to the both sides of lower stationary edge (6) lower extreme, curb plate (8) are all installed to the both sides of mounting disc (3) upper end, motorized pulley (9) are installed to the inboard of curb plate (8), the externally mounted of motorized pulley (9) has wind-up roll (10), be provided with cable (11) between wind-up roll (10) and mounting (7).

3. The dustproof and sandproof device for machine cabinets of claim 1, wherein: the outside both sides of rack (1) all are provided with radiator window (12), air inlet under casing (13) is installed to the lower extreme of rack (1), the internally mounted of air inlet under casing (13) has filtering mechanism (15), the front end of air inlet under casing (13) is provided with air inlet grid (14).

4. The dustproof and sand-proof device for machine cabinet according to claim 3, wherein: the filter mechanism (15) comprises an upper fixed disk (16) and a lower fixed disk (17), filter cloth (18) is arranged between the upper fixed disk (16) and the lower fixed disk (17) and on the inner side of the lower fixed disk (17), and the filter cloth (18) is fixedly connected with the upper fixed disk (16) and the lower fixed disk (17).

5. The dustproof and sand-proof device for the machine cabinet according to claim 4, wherein: the upper end of the upper fixed disc (16) is provided with an opening (19).

6. The dustproof and sandproof device for machine cabinets of claim 2, wherein: the electric roller (9) is connected with the side plate (8) through a bearing.