CN220857295U - Low-voltage switch cabinet with waterproof base - Google Patents

Abstract

The utility model relates to a low-voltage switch cabinet with a waterproof base, which aims to solve the technical problem of poor waterproof function of the current low-voltage switch cabinet and comprises a low-voltage switch cabinet body and a ventilation mechanism; the ventilating mechanism comprises a base, wherein the base is fixedly arranged at the bottom end of the low-voltage switch cabinet body, a groove is formed in the bottom end of the base, a plurality of ventilating grooves are uniformly formed in the groove wall of the groove, a plurality of ventilating holes are uniformly formed in the groove, a plurality of waterproof assemblies are arranged at the top end of the base and are respectively communicated with the plurality of ventilating holes, and the head of each waterproof assembly penetrates through the bottom end of the low-voltage switch cabinet body and extends to the inner cavity of the low-voltage switch cabinet body.

Description

Low-voltage switch cabinet with waterproof base

Technical Field

The utility model relates to the technical field of low-voltage switch cabinets, in particular to a low-voltage switch cabinet with a waterproof base.

Background

The switch cabinet is used for saving and protecting a generator, a power transformer and a high-voltage circuit in a power plant and a power transformation and distribution substation, wherein a protection electric appliance, a checking tester, a bus, an insulator and the like are arranged, and ventilation holes are formed in the top and the bottom of the switch cabinet in most of the existing low-voltage switch cabinet to prevent the temperature of devices in the low-voltage switch cabinet from being too high and influence the service life of the devices.

However, in some heavy rain days, water is easy to accumulate on the ground, and the accumulated water depth is difficult to control according to the rainfall and the ground environment, so that the waterproof function of the low-voltage switch cabinet is poor, water enters the inner cavity of the low-voltage switch cabinet along the air holes at the bottom of the low-voltage switch cabinet, the water can conduct electricity, a large potential safety hazard exists, devices in the low-voltage switch cabinet are extremely easy to damage, and economic loss is caused, therefore, the design of the low-voltage switch cabinet with the waterproof function is particularly important, and in view of the fact, the low-voltage switch cabinet with the waterproof base is provided.

Disclosure of utility model

The utility model aims to overcome the defects of the prior art, adapt to the actual needs, and provide a low-voltage switch cabinet with a waterproof base so as to solve the technical problem of poor waterproof function of the current low-voltage switch cabinet.

In order to achieve the purpose of the utility model, the technical scheme adopted by the utility model is as follows: the low-voltage switch cabinet with the waterproof base comprises a low-voltage switch cabinet body and a ventilation mechanism; the ventilation mechanism comprises a base, the base set firmly in low-voltage switch cabinet body bottom, the base bottom is seted up flutedly, evenly set up a plurality of ventilation grooves on the recess cell wall, set up a plurality of air vents on the recess, a plurality of the air vent is evenly arranged, the base top is equipped with a plurality of waterproofing membrane, a plurality of waterproofing membrane respectively with a plurality of the air vent is linked together, waterproofing membrane head runs through low-voltage switch cabinet body bottom and extends to low-voltage switch cabinet body inner chamber

Preferably, the cross section of the groove is a trapezoid mechanism.

Preferably, the waterproof assembly comprises a vent pipe, the bottom end of the vent pipe is integrally connected with a cross limiting frame, a plug is arranged at the inner bottom of the vent pipe, the plug is in contact connection with the cross limiting frame, an embedded groove is formed in the top of the inner side of the vent pipe, a sealing gasket is embedded on the embedded groove, and the plug is in movable fit with the sealing gasket;

The vent pipe is of a structure that the pipe diameter of the vent pipe gradually becomes larger from top to bottom, and the plug is matched with the vent pipe.

Preferably, the blocking head part is in a ball structure, the blocking tail part is in a round table structure, and the blocking inner part is hollow to form a cavity.

Preferably, the inner cross section of the sealing gasket is of an arc-shaped structure.

Preferably, the method comprises the steps of,

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

1. According to the utility model, the ventilation mechanism is arranged, when water is accumulated in heavy rain weather, the water enters the grooves of the base through the ventilation grooves, and when the water is up to enter the waterproof assembly, the water is blocked by the waterproof assembly and still cannot enter the inner cavity of the low-voltage switch cabinet body, so that the technical problem of poor waterproof function of the current low-voltage switch cabinet is solved.

2. According to the utility model, the blocking head is arranged into the ball structure, the inner side of the sealing gasket is arranged into the arc-shaped section, so that the blocking head is easy to insert into the sealing gasket, and the blocking tail is in the round table structure, so that the blocking and water contact volume can be relatively increased, the buoyancy is further improved, the blocking and sealing gasket are extruded more fully, and the waterproof performance of the device is improved.

Drawings

FIG. 1 is a schematic diagram of the overall structure of the present utility model;

FIG. 2 is a schematic view of the ventilation mechanism of the present utility model;

fig. 3 is a schematic cross-sectional view of a waterproof assembly according to the present utility model;

In the figure: 1. a low voltage switchgear body; 2. a ventilation mechanism; 3. a base; 4. a groove; 5. a vent groove; 6. a vent hole; 7. a waterproof assembly;

71. a vent pipe; 72. a cross limiting frame; 73. blocking; 74. a groove is embedded; 75. and a sealing gasket.

Detailed Description

The utility model is further illustrated by the following examples in conjunction with the accompanying drawings:

Example 1: a low-voltage switch cabinet provided with a waterproof base, see fig. 1 to 3, comprises a low-voltage switch cabinet body 1 and a ventilation mechanism 2; the ventilation mechanism 2 comprises a base 3, the base 3 is fixedly arranged at the bottom end of the low-voltage switch cabinet body 1, a groove 4 is formed in the bottom end of the base 3, a plurality of ventilation grooves 5 are uniformly formed in the groove wall of the groove 4, a plurality of ventilation holes 6 are formed in the groove 4, the ventilation holes 6 are uniformly distributed, a plurality of waterproof assemblies 7 are arranged at the top end of the base 3, the waterproof assemblies 7 are respectively communicated with the ventilation holes 6, and the head of each waterproof assembly 7 penetrates through the bottom end of the low-voltage switch cabinet body 1 and extends to the inner cavity of the low-voltage switch cabinet body 1. According to the utility model, the ventilation mechanism 2 is arranged, when water is accumulated in heavy rain weather, the accumulated water enters the groove 4 of the base 3 through the ventilation grooves 5, and when the accumulated water enters the waterproof assembly 7 to a large extent, the accumulated water is blocked by the waterproof assembly 7 and still cannot enter the inner cavity of the low-voltage switch cabinet body 1, so that the technical problem of poor waterproof function of the current low-voltage switch cabinet is solved.

Specifically, the cross section of the groove 4 is a trapezoid mechanism. As a preferred embodiment of the utility model, the cross section of the groove 4 is a trapezoid mechanism, so that when the accumulated water is too much to pass through the vent holes 6 at the lower end of the groove 4, the vent holes 6 at the upper end of the groove 4 still can be ventilated, and the device has a certain fault-tolerant space when the accumulated water depth guesses to be lost according to the rainfall and the ground environment, and the low-voltage switch cabinet body 1 can still be in a ventilation state when the estimated accumulated water depth error is smaller.

Further, the waterproof assembly 7 comprises a vent pipe 71, the bottom end of the vent pipe 71 is integrally connected with a cross limiting frame 72, a plug 73 is arranged at the inner bottom of the vent pipe 71 and is in contact connection with the cross limiting frame 72, an embedded groove 74 is formed in the top of the inner side of the vent pipe 71, a sealing gasket 75 is embedded in the embedded groove 74, and the plug 73 is in movable fit with the sealing gasket 75; the vent pipe 71 is of a structure that the pipe diameter gradually increases from top to bottom, and the plug 73 is matched with the vent pipe 71. As a preferred embodiment of the utility model, the utility model is arranged, and the utility model enables the accumulated water depth to continuously rise through the arrangement until buoyancy is generated on the plug 73, so that the plug 73 rises along with the water level until the plug 73 is inserted into the sealing gasket 75, and the plug 73 slowly rises under the action of the extrusion of the sealing gasket 75 and the buoyancy force of the water along with the continuous rise of the water level until the plug 73 is extruded with the sealing gasket 75 to form a sealing structure, so that the water is prevented from entering the inner cavity of the low-voltage switch cabinet body 1 from the vent pipe 71.

The head of the plug 73 is in a ball structure, the tail of the plug 73 is in a truncated cone structure, a cavity is formed in the plug 73, and the inner side section of the sealing gasket 75 is in an arc-shaped structure. As a preferred embodiment of the utility model, the utility model is provided with the head of the plug 73 in a ball structure and the inner side of the sealing gasket 75 in an arc section, so that the head of the plug 73 is easy to be inserted into the sealing gasket 75, and the tail of the plug 73 is in a round table structure, thereby relatively improving the contact volume of the plug 73 and water, further improving the buoyancy, enabling the extrusion of the plug 73 and the sealing gasket 75 to be more sufficient and improving the waterproof performance of the device.

Working principle: when water is accumulated in stormy weather, the water enters the groove 4 of the base 3 through the ventilation grooves 5, when the water is up to the air vent 6 at the lower end of the groove 4, the air vent 6 at the higher end of the groove 4 still can ventilate, when the water is up to the air vent 71, the water still cannot enter the inner cavity of the low-voltage switch cabinet body 1, if the water is continuously increased in depth, the water is continuously increased until buoyancy is generated for the plug 73, the plug 73 is caused to rise along with the water level until the plug 73 is inserted into the sealing pad 75, and the plug 73 slowly rises under the action force of the buoyancy of the water and the extrusion of the sealing pad 75 until the water forms a sealing structure with the plug 73, so that the water is prevented from entering the inner cavity of the low-voltage switch cabinet body 1 from the air vent 71.

The embodiments of the present utility model are disclosed as preferred embodiments, but not limited thereto, and those skilled in the art will readily appreciate from the foregoing description that various modifications and variations can be made without departing from the spirit of the present utility model.

Claims (5)

1. The low-voltage switch cabinet with the waterproof base is characterized by comprising a low-voltage switch cabinet body (1) and a ventilation mechanism (2);

The utility model provides a low-voltage switchgear body, including low-voltage switchgear body (1) and low-voltage switchgear body, ventilation mechanism (2) includes base (3), base (3) set firmly in low-voltage switchgear body (1) bottom, recess (4) are seted up on recess (4) cell wall evenly a plurality of ventilation grooves (5), a plurality of air vent (6) have been seted up on recess (4), a plurality of air vent (6) evenly arrange, base (3) top is equipped with a plurality of waterproofing assembly (7), a plurality of waterproofing assembly (7) respectively with a plurality of air vent (6) are linked together, waterproofing assembly (7) head runs through low-voltage switchgear body (1) bottom and extends to low-voltage switchgear body (1) inner chamber.

2. Low-voltage switchgear provided with a waterproof base according to claim 1, characterized in that the grooves (4) are trapezoidal in section.

3. The low-voltage switch cabinet with the waterproof base according to claim 2, wherein the waterproof assembly (7) comprises a vent pipe (71), a cross limiting frame (72) is integrally connected to the bottom end of the vent pipe (71), a plug (73) is arranged in the bottom of the vent pipe (71), the plug (73) is in contact connection with the cross limiting frame (72), an embedded groove (74) is formed in the top of the inner side of the vent pipe (71), a sealing gasket (75) is embedded on the embedded groove (74), and the plug (73) is in movable fit with the sealing gasket (75);

The vent pipe (71) is of a structure that the pipe diameter gradually increases from top to bottom, and the plug (73) is matched with the vent pipe (71).

4. A low voltage switchgear with waterproof base according to claim 3, characterized in that the head of the plug (73) is of ball structure, the tail of the plug (73) is of truncated cone structure, and the interior of the plug (73) is hollow to form a cavity.

5. The low-voltage switchgear with waterproof base according to claim 4, characterized in that the inside section of the gasket (75) is of arc-shaped configuration.