KR100550969B1 - Hybrid function type distributing apparatus - Google Patents

Abstract

The present invention relates to a multi-functional power distribution device. More specifically, the present invention relates to a multi-functional power distribution unit that can conveniently arrange various electric devices inside a packaged switchgear and install transparent glass windows and doors for visual inspection for convenient device maintenance and inspection. .

The present invention reduces the mounting space by integrating the failure section automatic switchgear, lightning arrester and power fuse, and the maintenance and inspection by placing the failure section automatic switchgear, lightning arrester, power fuse, instrument transformer and current transformer in the front of the switchboard. It installs a plurality of vertical bulkheads which are fastened and fastened by a fastening member inside the casing of the transformer and is separated into three parts. Among these three parts, a transformer part is installed on the rear of the switchboard, and a low voltage part is installed on the left side of the front of the switchboard. On the right side, it is characterized by the installation of a special high-pressure unit of the automatic switchgear, lightning arrester and power fuse.

According to the present invention, there is an advantage in that an accident factor can be reduced, and the maintenance, maintenance and inspection of the device can be facilitated. In particular, since the failure section automatic switchgear, lightning arrester and power fuse are integrated, the size of the switchgear can be reduced in size.

Switchgear, composite, failure section automatic switchgear, lightning arrester, power fuse

Description

Hybrid Function Type Distributing Apparatus

1 is a perspective view showing the inside of a conventional water transformer.

2 is a perspective view of a multi-functional power distribution apparatus of the present invention.

3 shows that the arrangement of the device of the invention is integral.

4 shows the arrangement of the device of FIG. 3 on the front side;

FIG. 5 is a diagram illustrating a separation arrangement of a high voltage part, a low pressure part, and a transformer part by three divisions. FIG.

<Description of Signs for Major Configurations of Drawings>

1: Cases 2a, 2b: Storage side control door

3a, 3b: outer door 4: vertical bulkhead

5: horizontal partition 6: parking short-term

7: Ascending capacitor 8: Capacitor

9: see-through window

20: Failure section automatic switchgear (ASS) 21: Lightning arrester (LA)

22: Power fuse (PF) 23: Transformers and current transformers

25: Bus Bar 30: High Pressure Breaking Bulkhead

The present invention relates to a multi-functional power distribution device. More particularly, the present invention relates to a multi-functional power distribution device that can conveniently arrange various electric devices and install transparent glass windows and doors for visual inspection to facilitate device maintenance and inspection.

The present invention relates to a high-efficiency power distribution device for supplying a high voltage unit of 6,600V or more and 22,900V class to a low voltage unit of 380V or 220V and supplying each building unit or a factory unit, rather than conventionally arranging the size of the power distribution unit in multiple planes. Not only can it be reduced by 1/5, but each component inside the case can be easily inspected by the naked eye from the outside, and the inspection and maintenance are easy by installing doors that can be checked for each component.

The terms used in the present invention are defined. Fault section Auto Section Switch is referred to as "ASS". Lightning Arrester is hereinafter referred to as "LA". The transformer unit is hereinafter referred to as "TR". Magnetic contact is referred to hereinafter as "MGC". The power fuse is referred to as "PF" and the metering out fit is "MOF". It is called.

The conventional power distribution device required a large installation area, and in order to prevent safety accidents due to leakage of the high voltage part, the weight of the power distribution equipment is increased because multiple cases for the grounding device and the shield are installed.

Increasing the size and weight of the power distribution equipment leads to an increase in the installation period and the extension period, thereby increasing the installation cost of the installation.

In addition, the prior art proposed to minimize the size of the conventional power distribution equipment is Japanese Patent Application Laid-open No. Hei 7-322426, but this technology divides the space inside the case by the partition wall, each component is arranged by compartment around the transformer section and the door Is installed only at the front, it is effective to reduce the size of the water substation equipment, but there was a problem in that the outer panel constituting the case must be disassembled in order to inspect, repair, and replace each component.

In addition, according to another prior art Korean Patent Publication No. 10-300139 (Date: November 7, 2001) according to the "water substation apparatus", the package-type water transformation apparatus is disclosed as shown in FIG. 1 is a perspective view showing the inside of a conventional water transformer device.

When the low pressure side control doors 2a and 2b on the front of the case 1 of the water substation are opened, the interior is divided into the horizontal partitions 5 of the vertical bulkheads 4 and on one side of the horizontal partitions 5. A parking short circuit 6 is provided, and an advance condenser 7 and a condenser 8 are disposed below the horizontal partition 5, and an outer door 3a outside the low pressure side control doors 2a and 2b. 3b is provided. Each door is provided with a viewing window 9 so that the internal device can be seen with the naked eye.

However, the patent does not have a compartment between the high pressure section and the low pressure section, there is a problem that the accident spreads to other equipment when an accident occurs. In addition, the ASS, LA and TR is installed in the upper center of the switchboard, the maintenance and maintenance of the device is impossible, the device arrangement is not efficient, the device maintenance, maintenance and inspection is inconvenient.

An object of the present invention is to provide a multi-functional power distribution unit that can facilitate the maintenance, maintenance and inspection of the equipment and eliminate the risk of accidents because the special high pressure unit and the low pressure unit, which is integrated ASS, LA, PF is disposed on the front of the switchboard. To provide.

Another object of the present invention is to reduce the size of the power distribution apparatus by about 1/5 than the flat arrangement, the multi-functional power distribution that can easily observe the various devices installed inside the case with the naked eye from the outside, and can easily maintain It is to provide a device.

A case of a power distribution apparatus provided with an outer door having a see-through window at the front and a rear thereof, the inner space being divided by a horizontal partition and a vertical bulkhead, and having an inner door having a see-through window for observing the inner space; A parking short circuit disposed in an upper space of the horizontal partition, a failure section automatic switch, and a power fuse; A high pressure transformer and an instrument transformer / current transformer disposed in the lower space of the horizontal partition; In the power distribution apparatus comprising a check space formed between the failure section automatic switch and the vertical bulkhead and a check door installed below the other side wall of the case to correspond to the position of the high-voltage transformer,
The failure section automatic switchgear, lightning arrester and power fuse are integrated into one body, and the failure section automatic switchgear, lightning arrester and power fuse are disposed on the front side of the switchboard, and arranged on the vertical bulkhead,
Install a plurality of vertical bulkheads that are fastened and fastened to the inside of the transformer case and separated into three parts.The transformer part is installed on the rear of the switchboard, the low pressure part is installed on the left side of the front of the switchboard, and the automatic It is characterized by installing a special high-pressure unit in which the switch, the arrester and the power fuse are integrated.

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In particular, the low pressure unit and the high pressure unit is provided in one case, and each component inside the case can be individually inspected through a viewing window from the outside, and easy to check and repair by installing a door that can be inspected for each component.

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Hereinafter, preferred embodiments of the present invention will be described in detail with reference to the accompanying drawings.

Figure 2 is a perspective view of the multi-functional power distribution device of the present invention, Figure 3 is a perspective view showing the arrangement of the device of the present invention, Figure 4 is a view showing the arrangement of the device of Figure 3 in front, Figure 5 Is a diagram showing a separate arrangement divided into a special high pressure unit, a low pressure unit, a transformer unit.

As shown in FIG. 2, the present invention is a distribution apparatus incorporating a switchboard arranged in parallel in a similar form to a conventional water substation but in a conventional cabinet type into one.

Inside the case 10, the right side is a special high pressure part in the front, the left part is a low pressure part, the rear part is provided divided into a transformer part, each of the vertical partitions 30, 21 and the external vertical bulkhead 33 Predetermined spaces respectively separated by the? S are secured.

In addition, since the size of the power distribution apparatus can be reduced by about one-fifth of the planar arrangement by installing the extra high voltage part by installing the horizontal plate 17, the electricity meter 12 and the ground terminal box 16 are installed under the extra high pressure part. . The electric device inside the case 10 can be individually inspected through a viewing window from the outside, and is easy to maintain, maintain and inspect by installing a door that can be inspected for each component.

External doors 13 and 14 having perspective windows 15 on the front and side surfaces of the case 10 are installed, and side windows are provided with observation windows 18 for visually observing an internal instrument.

According to FIGS. 3 and 4, in the special high pressure part disposed on the right side of the case 10, a failure section automatic switch 20, an arrester 21, and a power fuse 22 are integrally installed. The section automatic switch 20, the arrester 21 and the power fuse 22 is disposed on the extra high pressure vertical bulkhead 30 disposed inside the switchboard extra high pressure.

At this time, the arrester 21 is disposed in the lower portion of the failure section automatic switchgear 20, rotated from the bushing current transformer 29 installed in the upper portion of the arrester 21 to remove / in front of the failure section automatic switchgear 20 The on / off switch 26 is installed to energize and disconnect the power supply. The lower portion of the lightning arrester 21 is disposed so that the power fuse 22 is vertically connected to the lower portion of the arrester 21. The bar 25 is connected to the transformer and current transformer 23 for supplying power.

The failure section automatic switchgear 20, the lightning arrester 21, and the power fuse 22, which are integrally formed as described above, are installed in the base frame 27, which is manufactured so that the respective configurations can be appropriately arranged. The frame 27 is installed on the extra-high pressure vertical bulkhead 30.

Figure 5 is a plan view showing the inside of the case to show the separation of the high-pressure unit, the low-pressure unit, the transformer unit divided into three.

Since the high and low pressure sections, the transformer section in which the transformer 40 is disposed are divided into three parts, the vertical bulkheads 30 and 31 and the external vertical bulkhead 33 are fastened by the fastening member 35 to be installed in a prefabricated manner. It is easy to separate and assemble for maintenance and repair of switchboard.

In addition, the bus bar 25 of the transformer transformer / current transformer 23 connected to the failure section automatic switch 20 and the lightning arrester 21 and the electric power fuse 22 has a rear end of the inlet terminal of the transformer 40. Is electrically connected to (41).

According to the present invention, it is possible to improve the shortcomings of the general power monitoring system to build an integrated management system to provide regional linkage, comprehensive management services (power, disaster prevention, lighting).

In addition, since a predetermined space is separated by a partition wall that is fastened by a fastening member, the fire is not conducted by the partition wall when a fire occurs inside the transformer, and the components separately disposed by the partition wall are easy to maintain and maintain. .

Although the preferred embodiments of the present invention have been described in detail above, those of ordinary skill in the art to which the present invention pertains may implement the present invention by various modifications or design changes without departing from the scope of the claims. In case it is regarded as the scope of the present invention.

According to the present invention, since the special high pressure part and the low pressure part having the integrated ASS, LA, and PF are disposed on the front of the switchboard, it is possible to reduce the number of accidents compared to the prior art, and to facilitate the operation during maintenance, maintenance and inspection of the device. There is an advantage to this.
In particular, the size of the switchgear can be miniaturized by an extra-high pressure unit in which ASS, LA, and PF are integrated.

Claims (2)

delete A case of a power distribution apparatus provided with an outer door having a see-through window at the front and a rear thereof, the inner space being divided by a horizontal partition and a vertical bulkhead, and having an inner door having a see-through window for observing the inner space; A parking short circuit disposed in an upper space of the horizontal partition, a failure section automatic switch, and a power fuse; A high pressure transformer and an instrument transformer / current transformer disposed in the lower space of the horizontal partition; In the power distribution apparatus comprising a check space formed between the failure section automatic switch and the vertical bulkhead and a check door installed below the other side wall of the case to correspond to the position of the high-voltage transformer, The failure section automatic switchgear, lightning arrester and power fuse are integrated into one body, and the failure section automatic switchgear, lightning arrester and power fuse are disposed on the front side of the switchboard, and arranged on the vertical bulkhead, Install a plurality of vertical bulkheads that are fastened and fastened to the inside of the transformer case and separated into three parts.The transformer part is installed on the rear of the switchboard, the low pressure part is installed on the left side of the front of the switchboard, and the automatic A multifunctional power distribution device comprising: a special high voltage unit in which a switch, an arrester, and a power fuse are integrated.

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