CN219247200U

CN219247200U - Outdoor comprehensive metering auxiliary cabinet of charging station

Info

Publication number: CN219247200U
Application number: CN202222918959.6U
Authority: CN
Inventors: 刘坚; 肖建平; 聂贤葛; 阳斌; 殷艺; 杨东文; 谢方锋; 刘艳华; 朱彩虹; 金梦汝; 李海波; 邹贤求; 刘声忠
Original assignee: State Grid Loudi Power Supply Co; State Grid Corp of China SGCC; State Grid Hunan Electric Power Co Ltd
Current assignee: State Grid Loudi Power Supply Co; State Grid Corp of China SGCC; State Grid Hunan Electric Power Co Ltd
Priority date: 2022-11-01
Filing date: 2022-11-01
Publication date: 2023-06-23
Anticipated expiration: 2032-11-01

Abstract

The utility model discloses an outdoor comprehensive metering auxiliary cabinet of a charging station, which comprises a cabinet body and a base; the inside of the cabinet body is partitioned by a partition plate and is divided into a plurality of small chambers such as an incoming line chamber, an outgoing line chamber, a mutual inductance chamber, a metering chamber and the like; a dehumidifying device is arranged in the cabinet body; the bottom end of the cabinet body is connected with a base which can be ventilated. The equipment with different functions is arranged in a partitioning mode through the partition plates in the cabinet body, so that the structure is optimized, the layout is more reasonable, and the working efficiency in maintenance is improved; and a ventilation base is arranged to keep the interior of the cabinet dry, so that the service life of the equipment is prolonged.

Description

Outdoor comprehensive metering auxiliary cabinet of charging station

Technical Field

The utility model belongs to the field of electrical equipment, and particularly relates to an outdoor comprehensive metering auxiliary cabinet of a charging station.

Background

With the rapid development of the new energy automobile industry, the construction of charging infrastructure is widely popularized and applied. In the charging infrastructure, the characteristic of high reliability of the charging pile power supply determines that the charging pile power supply needs a set of auxiliary cabinets integrated with a plurality of functions.

The existing auxiliary cabinet has the following problems in actual use:

1. the auxiliary equipment in the cabinet is mixed and the subareas are unclear. Each equipment is difficult to independently overhaul when the charging pile is in fault overhaul, and inconvenience is brought to actual work.

2. All parts are easy to be affected with damp, and the service life is influenced. The damping device is arranged in part of the cabinet body, so that the energy consumption and the trouble shooting rate caused by damping equipment are greatly increased during damping operation.

3. The overhaul power supply is inconvenient to access and needs to be accessed from a far place.

4. There is no location for fire extinguishing facilities. At present, a fire extinguisher of a charging station is generally placed on site, no fixed point is arranged, and a base is easy to corrode due to moisture and is easy to lose.

Disclosure of Invention

The utility model mainly aims to provide an outdoor comprehensive metering auxiliary cabinet of a charging station, which is convenient for maintenance work.

The outdoor comprehensive metering auxiliary cabinet of the charging station comprises a cabinet body and a base; the inside of the cabinet body is partitioned by a partition plate and is divided into an incoming line chamber, an outgoing line chamber, a mutual inductance chamber and a metering chamber; a dehumidifying device is arranged in the cabinet body; the bottom end of the cabinet body is connected with a base capable of ventilating;

the cabinet body is a vertical rectangular cabinet; a vertical partition board is arranged in the cabinet, and a transverse partition board is arranged in the middle of the vertical partition board; the vertical partition plate and the transverse partition plate divide the cabinet body into four small chambers, wherein the incoming line chamber is located below the front face, the outgoing line chamber is located below the back face, the mutual inductance chamber is located above the front face, and the metering chamber is located above the back face.

In one embodiment of the auxiliary cabinet, mounting plates are arranged on two sides of the vertical partition plate; the incoming line breaker and the outgoing line breaker are respectively arranged in the incoming line chamber and the outgoing line chamber and are fixed through mounting plates; the mutual inductance chamber is provided with a metering mutual inductor; the metering chamber is provided with a three-phase meter.

In one embodiment of the auxiliary cabinet, an overhaul socket is installed in the incoming line chamber, and a socket power supply is connected with an incoming line power supply of the incoming line circuit breaker.

In one embodiment of the auxiliary cabinet, the vertical partition plate is provided with a wire passing hole at a position above the wire inlet circuit breaker and the wire outlet circuit breaker; the copper bar is connected with the incoming line breaker and is upwards connected with the metering transformer; then downwards passes through the wire through hole to be connected with the wire outlet breaker

In one embodiment of the auxiliary cabinet, a heating plate is installed on the bottom plate of the cabinet body, and a humidity sensor is installed on the bottom plate.

In one embodiment of the auxiliary cabinet, a base is installed at the bottom end of the cabinet body, and a circuit in the cabinet body passes through the base and is connected with the outside; the periphery of the base is provided with ventilation holes.

According to the utility model, the equipment with different functions is arranged in a partition way through the partition board in the cabinet body, so that the structure is optimized, the layout is more reasonable, and the working efficiency in maintenance is improved; and the ventilation base and the heating plate are arranged, so that the drying in the cabinet is kept, and the service life of the equipment is prolonged.

Drawings

Fig. 1 is a schematic front view of an embodiment of the present utility model.

FIG. 2 is a schematic cross-sectional view of the A-A plane in FIG. 1.

Fig. 3 is a view of the inlet room and the transformer room of fig. 1.

Fig. 4 is a view of the outlet chamber and metering chamber of fig. 1.

Detailed Description

As shown in fig. 1, the outdoor comprehensive metering auxiliary cabinet of the charging station disclosed in the embodiment comprises a cabinet body 1, a cabinet door 2, a base 3, a double-slope top cover 4 and a fire extinguisher cabinet 5.

As shown in fig. 2, the cabinet body 1 is a vertical rectangular cabinet with front and rear open and is made of stainless steel. The cabinet is internally provided with a vertical partition plate 11, and the middle part of the vertical partition plate is provided with a transverse partition plate 12.

As shown in fig. 2, the whole cabinet body is divided into four small chambers of an incoming line chamber, an outgoing line chamber, a mutual inductance chamber and a metering chamber by two partition plates. The wire inlet chamber is positioned below the front face, the wire outlet chamber is positioned below the back face, the mutual inductance chamber is positioned above the front face, and the metering chamber is positioned above the back face.

The both sides of vertical baffle all are provided with the mounting panel for fixed different parts. The incoming line breaker and the outgoing line breaker are respectively arranged in the incoming line chamber and the outgoing line chamber and are fixedly connected with a mounting plate therein.

The mutual inductance room is installed with 3 measurement mutual inductors, and measurement grade is 0.5S.

The metering chamber is internally provided with a three-phase meter, and the electricity consumption of the charging pile in the charging station can be metered through the three-phase meter, and the electric energy data of the metering chamber are remotely transmitted to the power supply dispatching center.

As shown in fig. 3, a 220V/380V service outlet is installed in the incoming line chamber, and the outlet power supply is taken from the incoming line side power supply of the incoming line circuit breaker. The normal power supply of the working power supply during maintenance can be ensured to the greatest extent.

The vertical partition plate is provided with a wire passing hole at the upper position of the wire inlet circuit breaker and the wire outlet circuit breaker.

The copper bar 13 is connected with a wire inlet breaker of the wire inlet chamber and is upwards connected with a metering transformer of the transformer chamber; and then downwards passes through the wire through hole to be connected with the wire outlet breaker of the wire outlet chamber, so that the series connection of the small chamber devices is completed.

The cabinet body of this embodiment separates the service space of inlet wire circuit breaker and appearance circuit breaker completely, has made clear the power consumption and the power supply division of charging station, is convenient for promote work efficiency.

As shown in fig. 4, a silica gel heating plate 14 is installed on the bottom plate of the cabinet 1, and a humidity sensor 15 is installed. Humidity in the cabinet is detected through the humidity sensor, the heating plate is controlled to work, equipment in the cabinet is dehumidified, and reliable operation of the equipment is guaranteed.

Four cells of the cabinet body are all provided with cabinet door 2, set up the rubber sponge strip of non-setting between cabinet door and the cabinet body, possess the effect of closure and buffering.

The bottom of the cabinet body is provided with a base 3, and a power line and a data line in the cabinet body penetrate through the base and are connected with the outside.

The periphery of the base 3 is provided with ventilation holes, which play a role in natural ventilation and heat dissipation. The height of the base needs to meet the general waterproof requirement.

The top of the cabinet body 1 is provided with a double-slope top cover 4, the middle part of the double-slope top cover is convex and is inclined downwards along two sides, so that rainwater can be prevented from entering the cabinet along the cabinet door.

A square fire extinguisher box 5 is arranged on the side wall of the cabinet body, 2 bottles of small fire extinguishers can be accommodated in the box, and a fire fighting fire sign board is arranged outside the box.

The use of the auxiliary cabinet has the advantages that:

1. the equipment with different functions is arranged in the cabinet body in a partitioning mode through the partition plates, so that the structure is optimized, the layout is more reasonable, and the working efficiency in maintenance is improved.

2. And the ventilation base and the heating plate are arranged, so that the drying in the cabinet is kept, and the service life of the equipment is prolonged.

3. A top cover for preventing rainwater from entering the cabinet is arranged; and has the functions of fire control and extinguishment.

Claims

1. Outdoor comprehensive metering auxiliary cabinet of charging station, its characterized in that: it comprises a cabinet body and a base; the inside of the cabinet body is partitioned by a partition plate and is divided into an incoming line chamber, an outgoing line chamber, a mutual inductance chamber and a metering chamber; a dehumidifying device is arranged in the cabinet body; the bottom end of the cabinet body is connected with a base capable of ventilating;

2. The charging station outdoor integrated metering auxiliary cabinet of claim 1, wherein: mounting plates are arranged on two sides of the vertical partition plate; the incoming line breaker and the outgoing line breaker are respectively arranged in the incoming line chamber and the outgoing line chamber and are fixed through mounting plates; the mutual inductance chamber is provided with a metering mutual inductor; the metering chamber is provided with a three-phase meter.

3. The charging station outdoor integrated metering auxiliary cabinet of claim 2, wherein: and an overhaul socket is arranged in the wire inlet chamber, and a socket power supply is connected with a wire inlet power supply of the wire inlet circuit breaker.

4. The charging station outdoor integrated metering auxiliary cabinet of claim 2, wherein: the vertical partition plate is provided with a wire passing hole at the upper position of the wire inlet circuit breaker and the wire outlet circuit breaker; the copper bar is connected with the incoming line breaker and is upwards connected with the metering transformer; and then downwards passes through the wire through hole to be connected with the wire outlet breaker.

5. The charging station outdoor integrated metering auxiliary cabinet of claim 1, wherein: the bottom plate of the cabinet body is provided with a heating plate and a humidity sensor.

6. The charging station outdoor integrated metering auxiliary cabinet of claim 1, wherein: the bottom end of the cabinet body is provided with a base, and a circuit in the cabinet body passes through the base and is connected with the outside; the periphery of the base is provided with ventilation holes.