CN219627158U - Protective top cover of low-voltage electrical cabinet - Google Patents

Abstract

The utility model relates to the field of electrical cabinets, in particular to a protective top cover of a low-voltage electrical cabinet, which comprises a cabinet body, wherein a water storage shell is fixedly arranged at the top of the cabinet body, a housing is connected to one side of the bottom of the water storage shell, a transverse plate is fixedly arranged at one side of the bottom of the water storage shell, a chute is formed in the bottom of the transverse plate, a screw motor is fixedly arranged on one side wall of an inner cavity of the chute, and a screw is fixedly connected to the outer end of a transmission shaft of the screw motor. According to the utility model, the floating ball is arranged in the water storage shell, so that the floating ball is driven to rise when the water level rises in the inner cavity of the water storage shell in heavy rain, and the sliding block is driven to rise to trigger the switch, so that the screw motor is started to drive the screw to rotate, and the screw sliding block can be driven to move, so that the cover shell is driven to shield the radiating hole on the outer wall of the cabinet body, rainwater invasion can be effectively avoided under the condition of ensuring ventilation, and the protection effect is remarkably improved.

Description

Protective top cover of low-voltage electrical cabinet

Technical Field

The utility model relates to the field of electrical cabinets, in particular to a protective top cover of a low-voltage electrical cabinet.

Background

The low-voltage electrical cabinet is a low-voltage power distribution cabinet, rated current of the low-voltage power distribution cabinet is 50Hz, a power distribution system with rated voltage of 380v is used as power, and the power is used for electric energy conversion and control of illumination and power distribution.

The current low-voltage regulator cubicle is when installing in outdoor use, in order to protect the cabinet body, reduces the impact of rainwater to often can set up the ceiling and keep off the rain, but current roof barrier property is general, only can protect cabinet body top, at the great weather of rainwater, the louvre of the cabinet body does not possess the function of protection, thereby the rainwater slope is invaded along the louvre easily, thereby causes the inside impaired of cabinet. Therefore, we propose a protective top cover for a low voltage electrical cabinet.

Disclosure of Invention

The utility model aims to provide a protective top cover of a low-voltage electrical cabinet, which solves the problems in the background technology.

In order to achieve the above purpose, the present utility model provides the following technical solutions: the utility model provides a low-voltage electrical cabinet protection top cap, includes the cabinet body, the top fixed mounting of the cabinet body has the water storage shell, water storage shell bottom one side is connected with the housing, bottom one side of water storage shell is fixed with the diaphragm, the spout has been seted up to the bottom of diaphragm, the inner chamber side wall fixed mounting of spout has the lead screw motor, the transmission shaft outer end fixedly connected with lead screw of lead screw motor, the outer end of lead screw and the inner wall rotation of spout are connected, the outer wall cover of lead screw is equipped with the lead screw slider and the lead screw slider slip grafting of adaptation in the spout, the bottom and the housing fixed connection of lead screw slider.

Through adopting above-mentioned technical scheme, when heavy rain, start lead screw motor drive lead screw and rotate to the drive lead screw slider removes, thereby can drive the housing and remove, and then cover the heat dissipation hole of the cabinet body, the effectual condition emergence that avoids appearing the moisture invasion.

As a preferred implementation mode of the utility model, a switch is fixed on the upper side of the inner wall of the water storage shell, a sliding rail is fixed on the lower side of the switch, an adaptive sliding block is sleeved on the outer wall of the sliding rail, a floating ball is fixed on the bottom of the sliding block, and the switch is electrically connected with a screw motor.

Through adopting above-mentioned technical scheme, when heavy rain, can hold water fast in the water storage shell, the water level rises, drives the floater and rises to the slider can squeeze the switch, and then can start the lead screw motor, makes to drive the housing and removes.

As a preferred embodiment of the present utility model, an overflow hole is formed in a side wall of the water storage shell.

Through adopting above-mentioned technical scheme, the setting of overflow aperture for the rainwater is discharged fast when not raining, thereby the floater descends, and then makes the unclamp switch, makes the lead screw motor drive the housing and resets, guarantees high-efficient heat dissipation.

As a preferred embodiment of the present utility model, a ceiling is fixed at the middle of the top of the water storage shell.

Through adopting above-mentioned technical scheme, the setting of ceiling for can avoid gathering too much water in the water storage shell and cause overweight.

As a preferred embodiment of the present utility model, the slider is disposed opposite to the switch.

By adopting the technical scheme, the switch can be accurately pressed after the sliding block is lifted.

Compared with the prior art, the utility model has the following beneficial effects:

according to the protective top cover of the low-voltage electrical cabinet, the floating ball is arranged in the water storage shell, when the water is stored in the inner cavity of the water storage shell in heavy rain, the water level rises, so that the floating ball is driven to rise, the sliding block is driven to rise, the trigger switch is driven to start the screw motor to drive the screw to rotate, the screw sliding block can be further made to move, the cover shell is driven to shield the radiating hole on the outer wall of the cabinet body, rainwater invasion can be effectively avoided under the condition of ensuring ventilation, and the protective effect is remarkably improved;

overflow holes are formed in the side walls of the water storage shells, so that rainwater can be drained rapidly when the rainwater does not fall into rain, the switch is loosened, and the screw motor drives the housing to reset, so that the heat dissipation opening is released, and the heat dissipation efficiency is guaranteed.

Drawings

Other features, objects and advantages of the present utility model will become more apparent upon reading of the detailed description of non-limiting embodiments, given with reference to the accompanying drawings in which:

FIG. 1 is a schematic view of the overall structure of the protective top cover of the electrical cabinet of the present utility model;

FIG. 2 is a schematic view of the cross plate structure of the protective top cover of the electrical cabinet of the present utility model;

fig. 3 is an enlarged schematic view of the protective top cover a of the electrical cabinet according to the present utility model.

In the figure:

1. a cabinet body;

2. a water storage shell; 21. a ceiling; 22. an overflow aperture; 23. a switch; 24. a slide rail; 25. a slide block; 26. a floating ball;

3. a cross plate; 31. a chute; 32. a screw motor; 33. a screw rod; 34. a screw rod sliding block;

4. a housing.

Detailed Description

Referring to fig. 1-3, the present utility model provides a technical solution: the utility model provides a low-voltage electrical cabinet protection top cap, includes cabinet body 1, and cabinet body 1's top fixed mounting has water storage shell 2, and water storage shell 2 bottom one side is connected with housing 4, and water storage shell 2 can protect cabinet body 1 top, then when heavy rain, housing 4 can cover the louvre of cabinet body 1 outer wall, avoids the rainwater invasion;

further, a ceiling 21 is fixed in the middle of the top of the water storage shell 2, and the ceiling 21 is arranged, so that excessive water in the water storage shell 2 can be prevented from being excessively heavy;

as shown in fig. 1, 2 and 3; a transverse plate 3 is fixed on one side of the bottom of the water storage shell 2, a sliding groove 31 is formed in the bottom of the transverse plate 3, a screw motor 32 is fixedly arranged on one side wall of an inner cavity of the sliding groove 31, a screw 33 is fixedly connected to the outer end of a transmission shaft of the screw motor 32, the outer end of the screw 33 is rotationally connected with the inner wall of the sliding groove 31, an adaptive screw slider 34 is sleeved on the outer wall of the screw 33 and is slidably inserted in the sliding groove 31, and the bottom of the screw slider 34 is fixedly connected with a housing 4;

when heavy rain is caused, the screw rod motor 32 is started to drive the screw rod 33 to rotate, so that the screw rod sliding block 34 is driven to move, the housing 4 can be driven to move, and then the heat dissipation holes of the cabinet body 1 are covered, so that the occurrence of moisture invasion is effectively avoided;

further, a switch 23 is fixed on the upper side of the inner wall of the water storage shell 2, a slide rail 24 is fixed on the lower side of the switch 23, an adaptive slide block 25 is sleeved on the outer wall of the slide rail 24, a floating ball 26 is fixed at the bottom of the slide block 25, and the switch 23 is electrically connected with a screw motor 32;

when heavy rain is caused, water is stored in the water storage shell 2 quickly, the water level rises to drive the floating ball to rise, so that the sliding block 25 can squeeze the switch 23, and then the screw motor 32 can be started to drive the housing 4 to move;

as shown in fig. 1; an overflow hole 22 is formed in one side wall of the water storage shell 2, and the overflow hole 22 is arranged, so that rainwater is discharged rapidly when the water storage shell is not rained, the floating ball 26 descends, the switch 23 is loosened, the screw motor 32 can drive the housing 4 to reset, and efficient heat dissipation is guaranteed.

The utility model relates to an implementation principle of a protective top cover of a low-voltage electrical cabinet, which comprises the following steps: when heavy rain, can the quick retaining in the water storage shell 2, the water level rises, drive the floater and rise, thereby slider 25 can squeeze switch 23, and then can start lead screw motor 32 and drive lead screw 33 and rotate, thereby drive lead screw slider 34 and remove, thereby can drive housing 4 and remove, and then cover the heat dissipation hole of cabinet 1, the effectual circumstances of avoiding appearing moisture invasion takes place, simultaneously rainwater can be along overflow aperture 22 quick discharge when not raining, thereby floater 26 descends, and then make loosen switch 23, make lead screw motor 32 can drive housing 4 and reset, guarantee high-efficient heat dissipation.

In addition, the components included in the protective top cover of the low-voltage electrical cabinet are all universal standard components or components known to the skilled person, the structure and principle of the protective top cover are all known by the skilled person through technical manuals or known by conventional experiment methods, all the electric devices are connected through wires at the idle position of the device, the electric devices refer to power elements, the electric devices and an adaptive monitoring computer and a power supply, and the specific connection means should refer to the following working principles, the working sequence among the electric devices is finished, the detailed connection means is known in the art, the following main introduction of the working principles and the process are not needed for explaining the electrical control.

Claims (5)

1. The utility model provides a low-voltage electrical cabinet protection top cap, includes the cabinet body (1), its characterized in that: the top of the cabinet body (1) is fixedly provided with a water storage shell (2), and one side of the bottom of the water storage shell (2) is connected with a housing (4);

the water storage device is characterized in that a transverse plate (3) is fixed on one side of the bottom of the water storage shell (2), a sliding groove (31) is formed in the bottom of the transverse plate (3), a screw motor (32) is fixedly arranged on one side wall of an inner cavity of the sliding groove (31), a screw rod (33) is fixedly connected to the outer end of a transmission shaft of the screw motor (32), the outer end of the screw rod (33) is rotatably connected with the inner wall of the sliding groove (31), an adaptive screw rod sliding block (34) is sleeved on the outer wall of the screw rod (33), the screw rod sliding block (34) is slidably inserted in the sliding groove (31), and the bottom of the screw rod sliding block (34) is fixedly connected with a housing (4).

2. A protective top cover for a low voltage electrical cabinet according to claim 1, wherein: the switch (23) is fixed on the upper side of the inner wall of the water storage shell (2), the sliding rail (24) is fixed on the lower side of the switch (23), the outer wall of the sliding rail (24) is sleeved with the adaptive sliding block (25), the bottom of the sliding block (25) is fixed with the floating ball (26), and the switch (23) is electrically connected with the screw motor (32).

3. A protective top cover for a low voltage electrical cabinet according to claim 1, wherein: an overflow hole (22) is formed in one side wall of the water storage shell (2).

4. A protective top cover for a low voltage electrical cabinet according to claim 1, wherein: a ceiling (21) is fixed in the middle of the top of the water storage shell (2).

5. A protective top cover for a low voltage electrical cabinet according to claim 2, wherein: the sliding block (25) is arranged opposite to the switch (23).