CN214958218U

CN214958218U - Natural draft top cap type low-voltage distribution cabinet structure

Info

Publication number: CN214958218U
Application number: CN202120991417.4U
Authority: CN
Inventors: 高唯熙; 倪世雨
Original assignee: Suzhou No2 Switch Plant Co ltd
Current assignee: Suzhou No2 Switch Plant Co ltd
Priority date: 2021-05-11
Filing date: 2021-05-11
Publication date: 2021-11-30
Anticipated expiration: 2031-05-11

Abstract

The utility model discloses a natural draft top cap type low-voltage distribution cabinet structure belongs to switch board technical field, and it includes the cabinet body and connects the top cap at cabinet body top, the top cap lock is in cabinet body top, two ventilation windows have been seted up on two relative lateral walls of top cap, install drive arrangement, two along vertical direction on the lateral wall of cabinet body perpendicular to ventilation window all cover and have a weather shield, two on the ventilation window be connected with the connecting rod between the weather shield, the connecting rod is installed on drive arrangement, drive arrangement drives connecting rod and two weather shields along vertical direction motion, when the connecting rod is located the drive arrangement top weather shield lower limb and ventilation window top edge parallel and level. The utility model discloses have and to adjust the radiating time of switch board according to outdoor weather selectivity to effectively keep away the effect that electric elements damaged.

Description

Natural draft top cap type low-voltage distribution cabinet structure

Technical Field

The utility model relates to a switch board technical field, in particular to natural draft top cap type low-voltage distribution cabinet structure.

Background

The switch board can produce the heat during long-term work, can lead to insulating strength to reduce when the heat accumulation leads to the high temperature, and electrical equipment easily breaks down. Outdoor switch board is changeed in the cabinet body and is gathered the heat under summer high temperature weather, leads to electric elements life to descend, changes to take place to damage. In the prior art, the power distribution cabinet is generally subjected to forced ventilation in an external exhaust fan mode, so that the purpose of heat dissipation is achieved.

The above prior art has the following disadvantages: when the switch board was placed in the open air, received the influence of weather, environment, be difficult to external exhaust fan for a long time dispel the heat, the heat is piled up the damage that causes electric elements and is difficult to avoid, and inferior problem is waited for urgently to solve.

SUMMERY OF THE UTILITY MODEL

Not enough to prior art exists, the utility model aims to provide a natural draft top cap type low-voltage distribution cabinet structure has and can selectively adjust the radiating time of switch board according to outdoor weather to effectively keep away the effect that electric elements damaged.

The utility model provides a natural draft top cap type low-voltage distribution cabinet structure, includes the cabinet body and connects the top cap at cabinet body top, the top cap lock is in cabinet body top, two ventilation windows have been seted up on two relative lateral walls of top cap, install drive arrangement, two along vertical direction on the lateral wall of cabinet body perpendicular to ventilation window the ventilation window is gone up and is all covered by a weather shield, two be connected with the connecting rod between the weather shield, the connecting rod is installed on drive arrangement, drive arrangement drives connecting rod and two weather shields and moves along vertical direction, when the connecting rod is located the drive arrangement top the weather shield lower limb is along the parallel and level with the ventilation window top edge.

The utility model discloses further set up to: the driving device comprises a driving motor, a driving gear, a driven gear and a chain, the driving gear and the driven gear are rotatably connected to the side wall of the top cover, the circle centers of the driving gear and the driven gear are arranged along the same vertical direction, the chain is wound on the driving gear and the driven gear and meshed with the driving gear and the driven gear, the connecting rod is connected to the chain, and the circle center of the driving gear is coaxially fixed with a rotor of the driving motor.

The utility model discloses further set up to: the side, far away from the driving device, of the top cover is provided with a guide rod, a guide plate is connected between the two rain baffles in parallel to the connecting rod, and the guide rod penetrates through the guide plate and is connected with the guide plate in a sliding mode.

The utility model discloses further set up to: the lower edge of the ventilation window is connected with a limiting portion, the upper surface of the limiting portion is provided with a positioning groove, and the lower portion of the rain baffle is inserted into the positioning groove when the rain baffle is buckled on the ventilation window.

The utility model discloses further set up to: the groove wall of the positioning groove close to one side of the top plate is plugged with a sealing strip, and the sealing strip is attached to the side wall of the rain baffle.

The utility model discloses further set up to: the ventilation window comprises a plurality of air inlets, the upper edge of each air inlet is connected with a guide plate, and the height of one side, far away from the air inlets, of each guide plate is lower than that of the other side of each guide plate.

Place the switch board in the open air, when the open air was in no rain and no wind state, driving motor's rotor rotated and driven connecting rod and two weather shields and rises to the ventilation window top, and the air current gets into the internal back through guide plate downstream of cabinet through every air intake, can carry out aeration cooling to the internal. When outdoor windscreen wiper down was windy, made driving motor's rotor antiport, made two weather shields fall to its bottom and insert the constant head tank in, set up the sealing strip in the constant head tank and play good sealed effect with the weather shield laminating, effectively avoid the internal damage that causes of rainwater infiltration cabinet to play and selectively adjust the radiating time of switch board according to outdoor weather, thereby effectively keep away the effect that electric component damaged.

To sum up, the utility model discloses following beneficial effect has:

1. the rain shield is controlled to move up and down according to outdoor weather through the ventilation window arranged on the top cover and the rain shield driven by the driving device to move up and down, so that the effects of ventilating and protecting electric elements in the cabinet body are achieved;

2. the guide rod and the guide plate are arranged, so that the stable lifting process of the rain shield is kept;

3. through the guide plate of connecting in the air intake top, the internal components and parts heat dissipation of help cabinet is moved down to the natural wind entering cabinet body.

Drawings

Fig. 1 is a schematic structural diagram for embodying the whole of the present invention;

FIG. 2 is a schematic structural diagram of the present invention for showing the connection relationship of the parts;

fig. 3 is a schematic structural view for embodying the driving device and the rain shield of the present invention;

fig. 4 is an enlarged view of a portion a in fig. 2.

In the figure, 1, a cabinet body; 2. a top cover; 21. a ventilation window; 22. a rain shield; 221. a connecting rod; 23. a guide bar; 24. a guide plate; 25. a limiting part; 251. positioning a groove; 252. a sealing strip; 26. an air inlet; 261. a baffle; 3. a drive device; 31. a drive motor; 32. a driving gear; 33. a driven gear; 34. and a chain.

Detailed Description

The present invention will be described in detail with reference to the attached drawings, and other advantages and effects of the present invention can be easily understood by those skilled in the art from the disclosure of the present specification. In the present specification, the terms "upper", "lower", "left", "right", "middle", and the like are used for the sake of clarity, and are not intended to limit the scope of the present invention, and changes or adjustments of the relative relationship thereof are also regarded as the scope of the present invention without substantial changes in the technical content.

Example (b):

as shown in fig. 1 to 4, for the utility model discloses a natural draft top cap 2 type low-voltage distribution cabinet structure of well design, including the cabinet body 1 with connect the top cap 2 at 1 top of the cabinet body, top cap 2 lock is in 1 top of the cabinet body, two ventilation windows 21 have been seted up on two relative lateral walls of top cap 2, install drive arrangement 3 along vertical direction on the lateral wall of 1 perpendicular to ventilation window 21 of the cabinet body, it has one weather shield 22 all to cover on two ventilation windows 21, be connected with connecting rod 221 between two weather shields 22, connecting rod 221 is installed on drive arrangement 3, drive arrangement 3 drives connecting rod 221 and two weather shields 22 and moves along vertical direction, weather shield 22 lower limb and ventilation window 21 top edge parallel and level when connecting rod 221 is located drive arrangement 3 tops.

As shown in fig. 2 to 4, the driving device 3 includes a driving motor 31, a driving gear 32, a driven gear 33 and a chain 34, the driving gear 32 and the driven gear 33 are rotatably connected to the sidewall of the top cover 2, the centers of the driving gear 32 and the driven gear 33 are arranged along the same vertical direction, the chain 34 is wound around the driving gear 32 and the driven gear 33 and is engaged with the driving gear 32 and the driven gear 33, a connecting rod 221 is connected to the chain 34, and the center of the driving gear 32 is coaxially fixed with the rotor of the driving motor 31. The side of the top cover 2 far away from the driving device 3 is provided with a guide rod 23, a guide plate 24 is connected between the two rain baffles 22 in parallel to the connecting rod 221, and the guide rod 23 penetrates through the guide plate 24 and is connected in a sliding manner.

As shown in fig. 3 and 4, the lower edge of the ventilation window 21 is connected with a limiting portion 25, the upper surface of the limiting portion 25 is provided with a positioning groove 251, and the lower portion of the rain shield 22 is inserted into the positioning groove 251 when the rain shield 22 is fastened on the ventilation window 21. The groove wall of the positioning groove 251 close to one side of the top plate is plugged with a sealing strip 252, and the sealing strip 252 is attached to the side wall of the rain baffle 22. The ventilation window 21 includes a plurality of air inlets 26, and a baffle 261 is connected to an upper edge of each air inlet 26, and a height of one side of the baffle 261, which is far away from the air inlet 26, is lower than that of the other side.

The implementation principle of the above embodiment is as follows: place the switch board in the open air, when being in the no rain and no wind state in the open air, driving motor 31's rotor rotates and drives connecting rod 221 and two weather shields 22 and rise to ventilation window 21 top, and the air current passes through guide plate 261 downstream after getting into cabinet body 1 through every air intake 26, can carry out aeration cooling to the internal portion of cabinet 1. When outdoor windscreen wiper down was windy, make driving motor 31's rotor antiport, make two weather shields 22 descend to its bottom and insert in constant head tank 251, set up sealing strip 252 in constant head tank 251 and the laminating of weather shield 22 and play good sealed effect, effectively avoid rainwater infiltration cabinet body 1 internal to cause the damage to play and selectively adjust the radiating time of switch board according to outdoor weather, thereby effectively keep away the effect that electric component damaged.

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

Claims

1. The utility model provides a natural draft top cap type low-voltage distribution cabinet structure which characterized in that: including the cabinet body (1) and connect top cap (2) at the cabinet body (1) top, top cap (2) lock is in cabinet body (1) top, two ventilation window (21) have been seted up on two relative lateral walls of top cap (2), install drive arrangement (3), two along vertical direction on the lateral wall of the cabinet body (1) perpendicular to ventilation window (21) all cover on ventilation window (21) and have one weather shield (22), two be connected with connecting rod (221) between weather shield (22), install on drive arrangement (3) connecting rod (221), drive arrangement (3) drive connecting rod (221) and two weather shields (22) along vertical direction motion, when connecting rod (221) are located drive arrangement (3) top weather shield (22) lower limb and ventilation window (21) top edge parallel and level.

2. The structure of a natural draft overhead type low voltage distribution cabinet according to claim 1, wherein: drive arrangement (3) include driving motor (31), driving gear (32), driven gear (33) and chain (34), driving gear (32) and driven gear (33) rotate to be connected on top cap (2) lateral wall and the centre of a circle of driving gear (32) and driven gear (33) sets up along same vertical direction, chain (34) round connect on driving gear (32) and driven gear (33) and mesh, connecting rod (221) are connected on chain (34), the centre of a circle of driving gear (32) and the coaxial fixed of rotor of driving motor (31).

3. A natural draft roof type low voltage distribution cabinet structure according to claim 2, characterized in that: the side, far away from the driving device (3), of the top cover (2) is provided with a guide rod (23), a guide plate (24) is connected between the two rain baffles (22) in parallel to the connecting rod (221), and the guide rod (23) penetrates through the guide plate (24) and is connected in a sliding mode.

4. A natural draft roof type low voltage distribution cabinet structure according to claim 3, characterized in that: the lower edge of the ventilation window (21) is connected with a limiting part (25), the upper surface of the limiting part (25) is provided with a positioning groove (251), and the lower part of the rain baffle (22) is inserted into the positioning groove (251) when the rain baffle (22) is buckled on the ventilation window (21).

5. The structure of a natural draft overhead type low voltage distribution cabinet according to claim 4, wherein: and a sealing strip (252) is blocked on the groove wall of the positioning groove (251) close to one side of the top plate, and the sealing strip (252) is attached to the side wall of the rain baffle (22).

6. The structure of a natural draft overhead type low voltage distribution cabinet according to claim 5, wherein: the ventilating window (21) comprises a plurality of air inlets (26), the upper edge of each air inlet (26) is connected with a guide plate (261), and the height of one side, away from the air inlets (26), of each guide plate (261) is lower than that of the other side.