CN214013488U

CN214013488U - Waterproof dustproof switch board

Info

Publication number: CN214013488U
Application number: CN202022975717.1U
Authority: CN
Inventors: 孙振通
Original assignee: Beijing Boda Hengsheng Power Transmission Engineering Co ltd
Current assignee: Beijing Boda Hengsheng Power Transmission Engineering Co ltd
Priority date: 2020-12-08
Filing date: 2020-12-08
Publication date: 2021-08-20
Anticipated expiration: 2030-12-08

Abstract

The application relates to the field of power distribution cabinets, in particular to a waterproof and dustproof power distribution cabinet, which has the technical scheme that the waterproof and dustproof power distribution cabinet comprises a cabinet body, wherein a plurality of louver holes are formed in two side surfaces of the cabinet body; the rain shielding mechanisms are arranged in the cabinet body, and the two rain shielding mechanisms are arranged on two sides of the cabinet body, which are provided with the louver holes respectively; the rain shielding mechanism comprises rain shielding cloth which is vertically arranged, and the rain shielding cloth is attached to the wall of the cabinet body provided with the louver holes; the rainwater that has reached and has reduced and has entered into inside the switch board, and then reduced the inside electric elements of switch board and caused the purpose of the possibility of harm because of weing.

Description

Waterproof dustproof switch board

Technical Field

The application relates to the field of power distribution cabinets, in particular to a waterproof and dustproof power 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; according to the use requirement, the power distribution cabinet can be used indoors or outdoors; for the switch board of outdoor use, waterproof dustproof function is very necessary.

The waterproof and dustproof power distribution cabinet comprises a cabinet body and a cabinet door, wherein the cabinet door is arranged on one side face of the cabinet body and is hinged with the cabinet body; the two side faces of the cabinet body, which are perpendicular to the cabinet door, are provided with a plurality of louver holes, and the white-leaf holes can play a role in heat dissipation on one hand and can block dust for the interior of the cabinet body on the other hand; and the realization of waterproof function is mostly through setting up horizontally weather shield at cabinet body top, and the cross-sectional area of weather shield is greater than the cross-sectional area of the cabinet body, and then the weather shield plays the effect of keeping off the rain for the cabinet body.

In view of the above-mentioned related art solutions, the inventors found that: when the rainwater is too big or when the rainwater falls in an inclined mode, the rain blocking plate cannot meet the requirement for blocking the rainwater, and the rainwater can enter the cabinet through the louver holes and further damage electrical elements in the cabinet.

SUMMERY OF THE UTILITY MODEL

Inside in order to reduce the rainwater and enter into the switch board, and then reduce the inside electric elements of switch board and cause the possibility of harm because of weing, this application provides a waterproof dustproof switch board.

The application provides a waterproof dustproof switch board adopts following technical scheme:

a waterproof and dustproof power distribution cabinet comprises a cabinet body, wherein a plurality of shutter holes are formed in two side faces of the cabinet body; the rain shielding mechanisms are arranged in the cabinet body, and the two rain shielding mechanisms are arranged on two sides of the cabinet body, which are provided with the louver holes respectively; the rain shielding mechanism comprises vertically arranged rain shielding cloth, and the rain shielding cloth is attached to the cabinet wall of the cabinet body provided with the louver holes.

By adopting the technical scheme, when raining, the rain-proof cloth can separate the inside from the outside of the cabinet body, namely, the communication between the cabinet body and the external environment through the louver holes is reduced; like this, the cloth that keeps off the rain can hinder the rainwater through the tripe hole and enter into cabinet body inside, and then reduces the inside electric elements of switch board and cause the possibility of harm because of weing.

Preferably, the rain shielding mechanism further comprises a winding assembly capable of winding and taking the rain shielding cloth, the winding assembly comprises a winding roller with a horizontal axis, the axis of the winding roller is parallel to the surface of the rain shielding cloth, and the upper end of the rain shielding cloth is fixedly connected with the circumferential surface of the winding roller, namely the rain shielding cloth can be wound on the winding roller; a rotating shaft coaxially penetrates through the winding roller, the winding roller is fixedly connected with the rotating shaft, and two ends of the rotating shaft are respectively and rotatably connected with the side face of the cabinet body; the rotating shaft is provided with a rotating motor fixed on the cabinet body, and an output shaft of the rotating motor is coaxially and fixedly connected with the rotating shaft.

Through adopting above-mentioned technical scheme, when external environment was not rainy, the start rotation motor, the rotation motor can drive the wind-up roll through the axis of rotation and rotate, and then will keep off the rain cloth and roll up to the wind-up roll on, like this, can reduce the sheltering from of rain cloth to the tripe hole, and then make the cabinet body still can maintain normal heat dissipation function in the environment of fine day.

Preferably, a rain shielding plate is arranged outside the cabinet body; the rain shielding plates are provided with two rain shielding plates and are respectively arranged at two sides of the cabinet body, which are provided with the louver holes; the flashing can be along being close to keeping away from the direction downward sloping of the cabinet body, and the flashing extends to the direction of keeping away from the cabinet body.

Through adopting above-mentioned technical scheme, the dash board can shelter from partial rainwater for the cabinet body, and then reduces the rainwater and enters into the cabinet body through the tripe hole, has further reduced the inside electric elements of switch board because of the possibility that wets and cause the harm.

Preferably, the rain shielding plate is hinged with the cabinet body; a plurality of mutually parallel pull ropes are arranged on the upper surface of the rain shielding plate, and the pull ropes are arranged at the position of the rain shielding plate far away from the cabinet body and are hinged with the rain shielding plate; one end of the pull rope, which is far away from the cabinet body, penetrates through the cabinet wall of the cabinet body, which is provided with the blind hole, and is connected with the cabinet wall in a sliding way; the stay cord is fixed on the wind-up roll to the one end that the rain-proof board was kept away from to the internal portion extension of cabinet and stay cord, and the stay cord can be rolled up on the wind-up roll and the rolling direction of stay cord is opposite with the rolling direction of cloth that keeps off the rain.

By adopting the technical scheme, when the rain sheltering cloth is not rained, the stay cord is also unfolded from the winding roller along with the rotation of the motor in the process of winding the rain sheltering cloth, so that the rain sheltering plate rotates around the hinge shaft fixed shaft on the cabinet body, and the rain sheltering plate rotates towards the direction close to the cabinet body; thus, the space occupation of the power distribution cabinet can be reduced.

Preferably, the surface of the rain shielding plate close to the cabinet body is provided with a balancing weight, and the balancing weight is arranged at the position of the rain shielding plate close to the ground.

Through adopting above-mentioned technical scheme, the balancing weight can make the center of dash board be located dash board one side that is close to the cabinet body, like this, when dash board droops naturally, can have the trend to the direction slope of keeping away from the cabinet body, like this, has certain angle between stay cord and the dash board to make things convenient for the stay cord pulling dash board.

Preferably, the internal portion of cabinet is provided with the PLC and the humidity transducer of mutual coupling, and PLC is coupled with the rotating electrical machines.

By adopting the technical scheme, when raining, the humidity in the cabinet body rises, the humidity sensor monitors the humidity rising signal and converts the humidity rising signal into an electric signal to be transmitted to the PLC, and the PLC controls the rotating motor to rotate; like this, and replaced manual operation, can make the mechanism that keeps off the rain in time respond again, and then reduce the possibility that switch board inside electrical component causes the harm because of weing.

Preferably, the periphery of the cabinet body is provided with a rectangular annular rain-proof box, the rain-proof box is arranged on the ground, and the inner ring surface of the rain-proof box is attached to the surface of the cabinet body; the longitudinal section of the rain-proof box is in a U shape with an upward opening; a vertical rain blocking plate is arranged inside the rain blocking box and is in sliding connection with the rain blocking box; be provided with the buoyancy board on hindering the up end of rain board, the buoyancy board sets up and keeps away from one side of the cabinet body and extends to the direction of keeping away from the cabinet body hindering the rain board.

Through adopting above-mentioned technical scheme, when raining, subaerial can have the ponding of the high rising of liquid level, when the liquid level risees to the lower surface of buoyancy board, the buoyancy board hinders rain board upward movement because of buoyancy drives, hinders rain board and then can hinder ponding to the direction diffusion that is close to the cabinet body and hinder ponding to enter into the internal portion of cabinet through the tripe hole.

Preferably, the buoyancy plate slopes downwardly in a direction from close to away from the tank.

Through adopting above-mentioned technical scheme, the rainwater that falls to on the buoyancy board can flow down from the upper surface of buoyancy board along the incline direction of buoyancy board, and then has reduced the ponding on the buoyancy board.

In summary, the present application has the following technical effects:

1. due to the arrangement of the rain shielding cloth and the winding assembly, the rain shielding cloth can prevent rainwater passing through the louver holes from entering the cabinet body, so that the possibility of damage to electric elements in the power distribution cabinet due to dampness is reduced; when the external environment is not rainy, the rain-proof cloth can be rolled up in the cabinet body, so that the cabinet body can still maintain the normal heat dissipation function in a sunny environment;

2. due to the arrangement of the rain shielding plate, partial rainwater can be shielded for the cabinet body, so that the rainwater is prevented from entering the cabinet body through the louver holes, and the possibility of damage to electric elements in the power distribution cabinet due to dampness is further reduced;

3. through having set up hinder rain box, hinder rain board and buoyancy board, can hinder ponding to the direction diffusion that is close to the cabinet body and hinder ponding to enter into the internal portion of cabinet through the tripe hole, further reduced the electric elements of switch board inside because of the possibility that wets and cause the harm.

Drawings

Fig. 1 is a partial cross-sectional view of a power distribution cabinet in an embodiment of the present application;

fig. 2 is an overall structural diagram of a power distribution cabinet in the embodiment of the present application.

In the figure, 1, a cabinet body; 11. a cabinet door; 12. a louver hole; 2. a rain shielding mechanism; 21. a rain cloth; 22. a winding component; 221. rotating the motor; 222. a rotating shaft; 223. a wind-up roll; 3. a rain shielding assembly; 31. a flashing; 32. pulling a rope; 33. a balancing weight; 4. a PLC; 5. a humidity sensor; 6. a rain blocking assembly; 61. a rain-blocking box; 62. a rain blocking plate; 63. a buoyancy plate.

Detailed Description

The present application is described in further detail below with reference to the attached drawings.

Referring to fig. 1, the application provides a waterproof and dustproof power distribution cabinet, which comprises a cabinet body 1 and a cabinet door 11, wherein the cabinet door 11 is arranged on one side of the cabinet body 1 and is hinged with the cabinet body 1; a plurality of louver holes 12 are respectively formed in two cabinet walls of the cabinet body 1, which are perpendicular to the cabinet door 11, and the louver holes 12 are uniformly distributed from top to bottom; the rain shielding mechanism 2 is arranged inside the cabinet body 1, and the rain shielding mechanism 2 can cover the louver holes 12 to separate the inside and the outside of the cabinet body 1, so that rainwater is prevented from entering the inside of the cabinet body 1 through the louver holes 12; rain shielding assemblies 3 are arranged on the outer sides of two cabinet walls of the cabinet body 1, which are provided with the louver holes 12, and can shield the cabinet body 1 from rainwater falling from the upper side of the cabinet body 1; the rain-proof assembly 6 is arranged on the circumferential surface of the cabinet body 1, the rain-proof assembly 6 is arranged on the ground, and the rain-proof assembly 6 can prevent accumulated water on the ground from contacting the cabinet body 1 and entering the cabinet body 1 through the louver holes 12; rain shield mechanism 2, hide rain subassembly 3 and hinder rain subassembly 6 combined action and reduced the possibility that the inside electrical components of switch board caused the harm because of weing.

Referring to fig. 1, two rain shielding mechanisms 2 are arranged, and the two rain shielding mechanisms 2 are respectively arranged close to the cabinet wall of the cabinet body 1 provided with the louver holes 12; the rain shielding mechanism 2 comprises a rain shielding cloth 21 and a winding component 22 for winding the rain shielding cloth 21; the rain-proof cloth 21 is vertically arranged, and the surface of the rain-proof cloth 21 close to the cabinet wall provided with the louver holes 12 is attached to the cabinet wall in parallel; the rain-proof cloth 21 is arranged on the rolling component 22; when raining, the winding component 22 expands the rain-proof cloth 21, so that the rain-proof cloth 21 is attached to the wall of the cabinet, the rain-proof cloth 21 can prevent rainwater passing through the louver holes 12 from entering the cabinet body 1, and the possibility of damage to electrical elements in the power distribution cabinet due to dampness is reduced; when the user does not rain, the winding component 22 winds the rain-proof cloth 21, so that the inside and the outside of the cabinet body 1 are communicated through the louver holes 12, and the normal heat dissipation function of the cabinet body 1 is further maintained.

Referring to fig. 1 and 2, the winding assembly 22 includes a winding roller 223 horizontally disposed, the winding roller 223 is disposed near the cabinet wall of the cabinet body 1 with the louver holes 12, and an axis of the winding roller 223 is perpendicular to the cabinet door 11; the upper end of the rain-proof cloth 21 is fixed on the circumferential surface of the wind-up roll 223; a rotating shaft 222 coaxial with the winding roller 223 is fixed through the winding roller 223, the rotating shaft 222 is rotatably connected with the cabinet body 1, and a rotating motor 221 fixed on the cabinet body 1 is arranged at one end of the rotating shaft 222 away from the cabinet door 11; an output shaft of the rotating motor 221 is coaxially fixed with the rotating shaft 222; when it is not raining, the rotating motor 221 is started, the rotating motor 221 drives the rotating shaft 222 to rotate, the rotating shaft 222 drives the winding roller 223 to rotate, and the upper end of the rain blocking cloth 21 is wound in the winding roller 223 along with the rotation of the winding roller 223.

Referring to fig. 1 and 2, the rain shielding assembly 3 includes a rain shielding plate 31, a surface of the rain shielding plate 31 being perpendicular to the cabinet door 11; two side surfaces of the rain shielding plate 31 close to and far away from the cabinet door 11 are hinged with the cabinet wall, and the hinged position is positioned at the position of the rain shielding plate 31 far away from the ground; the rain shielding plate 31 is provided with two mutually parallel pull ropes 32, and one ends of the pull ropes 32 are arranged at the position of the rain shielding plate 31 close to the ground and hinged with the rain shielding plate 31; the other end of the pulling rope 32 penetrates through the cabinet wall of the cabinet body 1 and is in sliding connection with the cabinet wall, the end of the pulling rope 32 is fixed on the winding roller 223 and can be wound on the winding roller 223 along with the rotation of the winding roller 223, and the winding direction of the pulling rope 32 is opposite to the winding direction of the rain blocking cloth 21; thus, when raining, the wind-up roll 223 rotates to enable the rain-shielding cloth 21 to be unfolded, and at the moment, the pull rope 32 is wound on the wind-up roll 223, then one end, close to the ground, of the rain shielding plate 31 is pulled upwards by the pull rope 32, the rain shielding plate 31 rotates on the cabinet wall of the cabinet body 1 until the rain shielding plate 31 is in a state of inclining downwards along the direction from being close to being far away from the cabinet body 1, and the rain shielding plate 31 further shields the cabinet body 1 from rainwater so as to reduce the rainwater entering the cabinet body 1 through the louver holes 12; when sunny days, the winding roller 223 rotates reversely to enable the pull rope 32 to be unfolded, and then the end, close to the ground, of the rain shielding plate 31 rotates towards the direction close to the cabinet body 1 until the rain shielding plate is in a naturally drooping state, so that the occupation of the whole cabinet body 1 to the space can be reduced.

Referring to fig. 1, a counterweight 33 is fixed on one side of the rain shielding plate 31 close to the inside of the cabinet 1, and the counterweight 33 is arranged at a position of the rain shielding plate 31 close to the ground; so can make the focus offset of dash board 31 to the one side that dash board 31 is close to cabinet body 1 inside, and then still have the trend to keeping away from the direction motion of cabinet body 1 when making dash board 31 be in the naturally flagging state, certain contained angle exists on stay cord 32 and then and dash board 31 surface to it is more convenient to make stay cord 32 pulling dash board 31.

Referring to fig. 1 and 2, a PLC4 and a humidity sensor 5 coupled to each other are provided inside the cabinet 1; the rotary motor 221 is coupled to a PLC 4; when raining, the humidity inside the cabinet 1 rises, the humidity sensor 5 detects the humidity rise and transmits the signal to the PLC4, and the PLC4 can control the rotation motor 221 to rotate, so that the rain shielding mechanism 2 and the rain shielding assembly 3 perform corresponding functions.

Referring to fig. 1 and 2, the rain-proof assembly 6 includes a rectangular ring-shaped rain-proof box 61 disposed around the circumferential surface of the cabinet 1, and the longitudinal section of the rain-proof box 61 is in a U-shaped structure with an upward opening; the inner ring surface of the rain-proof box 61 is attached to the surface of the cabinet body 1, and the lower surface of the rain-proof box 61 is fixed on the ground; a rain blocking plate 62 is arranged in the rain blocking box 61, and the rain blocking plate 62 is connected with the inner wall of the rain blocking box 61 in a sliding manner; a buoyancy plate 63 is fixed at one end of the rain blocking plate 62 far away from the ground, the buoyancy plate 63 is arranged at one side of the rain blocking plate 62 far away from the cabinet body 1, and the buoyancy plate 63 extends in the direction far away from the cabinet body 1; when raining, accumulated water with the height of the liquid level rising exists on the ground, when the liquid level rises to the lower surface of the buoyancy plate 63, the buoyancy plate 63 drives the rain blocking plate 62 to move upwards due to the buoyancy effect, and the rain blocking plate 62 can further prevent the accumulated water from spreading towards the direction close to the cabinet body 1 and prevent the accumulated water from entering the cabinet body 1 through the louver holes 12; the buoyancy plate 63 is inclined downward in a direction from approaching to being far away from the cabinet body 1, so that rainwater falling to the upper surface of the buoyancy plate 63 can flow to the ground from the upper surface of the buoyancy plate 63 along the inclined direction of the buoyancy plate 63, and accumulated water on the buoyancy plate 63 is reduced.

The present embodiment is only for explaining the present application, and it is not limited to the present application, and those skilled in the art can make modifications of the present embodiment without inventive contribution as needed after reading the present specification, but all of them are protected by patent law within the scope of the claims of the present application.

Claims

1. A waterproof and dustproof power distribution cabinet comprises a cabinet body (1), wherein a plurality of shutter holes (12) are formed in two side faces of the cabinet body (1); the method is characterized in that: the rain shielding mechanisms (2) are arranged in the cabinet body (1), and the two rain shielding mechanisms (2) are arranged on two sides of the cabinet body (1) provided with the louver holes (12) respectively; the rain shielding mechanism (2) comprises vertically arranged rain shielding cloth (21), and the rain shielding cloth (21) is attached to the cabinet wall of the cabinet body (1) provided with the louver holes (12).

2. The waterproof dustproof switch board of claim 1, characterized in that: the rain shielding mechanism (2) further comprises a winding assembly (22) capable of winding and taking the rain shielding cloth (21), the winding assembly (22) comprises a winding roller (223) with a horizontal axis, the axis of the winding roller (223) is parallel to the surface of the rain shielding cloth (21), and the upper end of the rain shielding cloth (21) is fixedly connected with the circumferential surface of the winding roller (223), namely the rain shielding cloth (21) can be wound on the winding roller (223); a rotating shaft (222) is coaxially arranged to penetrate through the winding roller (223), the winding roller (223) is fixedly connected with the rotating shaft (222), and two ends of the rotating shaft (222) are respectively rotatably connected with the side face of the cabinet body (1); the rotating shaft (222) is provided with a rotating motor (221) fixed on the cabinet body (1), and an output shaft of the rotating motor (221) is coaxially and fixedly connected with the rotating shaft (222).

3. The waterproof dustproof switch board of claim 2, characterized in that: a rain shield (31) is arranged outside the cabinet body (1); the rain shielding plates (31) are provided with two and are respectively arranged at two sides of the cabinet body (1) provided with the blind holes (12); the rain shielding plate (31) can incline downwards along the direction from the close to the far away from the cabinet body (1), and the rain shielding plate (31) extends towards the direction far away from the cabinet body (1).

4. The waterproof dustproof switch board of claim 3, characterized in that: the rain shielding plate (31) is hinged with the cabinet body (1); a plurality of mutually parallel pull ropes (32) are arranged on the upper surface of the rain shielding plate (31), and the pull ropes (32) are arranged at the position of the rain shielding plate (31) far away from the cabinet body (1) and are hinged with the rain shielding plate (31); one end of the pull rope (32) far away from the cabinet body (1) penetrates through the cabinet wall of the cabinet body (1) provided with the blind hole (12) and is connected with the cabinet wall in a sliding way; the pull rope (32) extends towards the inside of the cabinet body (1), one end, far away from the rain shielding plate (31), of the pull rope (32) is fixed to the winding roller (223), the pull rope (32) can be wound on the winding roller (223), and the winding direction of the pull rope (32) is opposite to the winding direction of the rain shielding cloth (21).

5. The waterproof and dustproof power distribution cabinet according to claim 3 or 4, characterized in that: a counterweight block (33) is arranged on the surface of the rain shielding plate (31) close to the cabinet body (1), and the counterweight block (33) is arranged at the position of the rain shielding plate (31) close to the ground.

6. The waterproof dustproof switch board of claim 2, characterized in that: the cabinet body (1) is internally provided with a PLC (4) and a humidity sensor (5) which are coupled with each other, and the PLC (4) is coupled with a rotating motor (221).

7. The waterproof dustproof switch board of claim 1, characterized in that: the periphery of the cabinet body (1) is provided with a rectangular annular rain-proof box (61), the rain-proof box (61) is arranged on the ground, and the inner annular surface of the rain-proof box (61) is attached to the surface of the cabinet body (1); the longitudinal section of the rain-proof box (61) is in a U shape with an upward opening; a vertical rain blocking plate (62) is arranged in the rain blocking box (61), and the rain blocking plate (62) is connected with the rain blocking box (61) in a sliding manner; the upper end face of the rain blocking plate (62) is provided with a buoyancy plate (63), and the buoyancy plate (63) is arranged on one side of the rain blocking plate (62) far away from the cabinet body (1) and extends towards the direction far away from the cabinet body (1).

8. The waterproof dustproof switch board of claim 7, characterized in that: the buoyancy plate (63) inclines downwards along the direction from the approach to the far away from the cabinet body (1).