KR20160003649U - Outer Case of Operationg Mechamism of Gas Insulated Switchgear - Google Patents

Outer Case of Operationg Mechamism of Gas Insulated Switchgear Download PDF

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Publication number
KR20160003649U
KR20160003649U KR2020150002361U KR20150002361U KR20160003649U KR 20160003649 U KR20160003649 U KR 20160003649U KR 2020150002361 U KR2020150002361 U KR 2020150002361U KR 20150002361 U KR20150002361 U KR 20150002361U KR 20160003649 U KR20160003649 U KR 20160003649U
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KR
South Korea
Prior art keywords
insulated switchgear
gas insulated
actuator
door plate
enclosure
Prior art date
Application number
KR2020150002361U
Other languages
Korean (ko)
Other versions
KR200490052Y1 (en
Inventor
류서강
Original Assignee
엘에스산전 주식회사
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by 엘에스산전 주식회사 filed Critical 엘에스산전 주식회사
Priority to KR2020150002361U priority Critical patent/KR200490052Y1/en
Publication of KR20160003649U publication Critical patent/KR20160003649U/en
Application granted granted Critical
Publication of KR200490052Y1 publication Critical patent/KR200490052Y1/en

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    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01H—ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
    • H01H33/00—High-tension or heavy-current switches with arc-extinguishing or arc-preventing means
    • H01H33/02—Details
    • H01H33/53—Cases; Reservoirs, tanks, piping or valves, for arc-extinguishing fluid; Accessories therefor, e.g. safety arrangements, pressure relief devices
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01H—ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
    • H01H9/00—Details of switching devices, not covered by groups H01H1/00 - H01H7/00
    • H01H9/02—Bases, casings, or covers
    • H01H9/04—Dustproof, splashproof, drip-proof, waterproof, or flameproof casings
    • H—ELECTRICITY
    • H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
    • H02B—BOARDS, SUBSTATIONS OR SWITCHING ARRANGEMENTS FOR THE SUPPLY OR DISTRIBUTION OF ELECTRIC POWER
    • H02B13/00—Arrangement of switchgear in which switches are enclosed in, or structurally associated with, a casing, e.g. cubicle
    • H02B13/02—Arrangement of switchgear in which switches are enclosed in, or structurally associated with, a casing, e.g. cubicle with metal casing
    • H02B13/035—Gas-insulated switchgear
    • H02B13/045—Details of casing, e.g. gas tightness

Abstract

The present invention relates to a gas insulated switchgear actuator enclosure, and more particularly, to a gas insulated switchgear actuator enclosure provided with an immersion prevention section for preventing moisture and contaminants from entering the inside of the operation device.
A gas insulated switchgear actuator enclosure according to one embodiment of the present invention comprises a gas insulated switchgear actuator enclosure; A door plate installed at one side of the actuator box; And a water immersion preventing part installed in the actuator casing to cover a space between the actuator casing and the end of the door plate.

Description

{Outer Case of Operation Gas Insulated Switchgear}

The present invention relates to a gas insulated switchgear actuator enclosure, and more particularly, to a gas insulated switchgear actuator enclosure provided with an immersion prevention section for preventing moisture and contaminants from entering the inside of the operation device.

Generally, a gas insulated switchgear is installed between a power source side and a load side of an electric system, and when a circuit is open or closed artificially in a normal current state, or when an abnormal current such as a short circuit or a short circuit occurs on the circuit, To protect the power system and the load device, and is mainly used in ultra high-voltage equipment.

Such a gas insulated switchgear (GIS) is generally composed of a bushing unit, a circuit breaker (CB), a disconnector switch, a earthing switch, a moving part, and a control unit, . In addition, an operation device capable of operating the circuit breaker or the disconnecting device is provided.

Fig. 1 shows an operation unit enclosure 1 of a gas insulated switchgear. FIG. 2 is a perspective view of a state in which one side is cut in FIG. 1, and FIG. 3 is a detailed view of a portion 'A' in FIG.

The manipulator enclosure 1 is provided with a socket 2 to which a three-phase circuit can be connected externally, and a component such as a drive shaft 3 is incorporated therein.

The lower surface of the manipulator enclosure 1 is detachably coupled to the side surface portion 5 by the door plate 4. The door plate 4 may be provided with a door 6.

A flange portion 5a is formed at a lower portion of the side portion 5. The flange portion 5a serves to prevent foreign impurities from flowing into the flange portion 5a. The flange portion 5a may be provided with a first packing member 7a formed of rubber or the like in order to enhance the adhesion with the door plate 4. [ In addition, a second packing member 7b is provided between the flange portion 5a and the door plate 4.

The side surface 4a of the door plate 4 may be formed to be bent upward. Thus, the interval between the side surface portion 5 of the actuator unit casing 1 and the door plate 4 is minimized. Since the first packing member 7a and the second packing member 7b are provided between the flange portion 5a of the side portion 5 and the door plate 4, the impurities introduced into the manipulator are minimized. However, even with such a configuration, moisture may flow in accordance with the installation position of the operation unit enclosure 1. 1 to 3, when the actuator unit housing 1 is installed such that the door plate 4 is placed downward, moisture flows along the side face portion 5 of the actuator unit housing 1 and the flange portion 5a, There is a problem that it is piled up and flooded between the plates 4.

The object of the present invention is to provide a gas insulated switchgear actuator enclosure that prevents moisture or impurities from entering the manipulator.

A gas insulated switchgear actuator enclosure according to one embodiment of the present invention comprises a gas insulated switchgear actuator enclosure; A door plate installed at one side of the actuator box; And a water immersion preventing part installed in the actuator casing to cover a space between the actuator casing and the end of the door plate.

Here, the water immersion preventing part is constituted by a skirt.

Further, the skirt is installed on a side surface or a bottom surface of the operation unit enclosure.

The immersion prevention unit may include a contact surface coupled to a side surface of the actuator casing and a spacing surface spaced apart from the door plate.

The immersion preventing unit may include a vertical surface and a horizontal surface.

Further, the end of the door plate is provided at a position spaced a predetermined distance inward from the side surface of the actuator casing.

Further, a sealing member is provided between the actuator housing and the door plate.

According to an embodiment of the present invention, since the immersion prevention unit is provided, the gap formed between the operation unit enclosure and the door is covered to prevent intrusion of rainwater or moisture into the operation unit, It is possible to prevent contamination such as dust from entering. In addition, since the immersion prevention portion is not protruded to the outside of the operation unit enclosure, the exposure to the outside air or moisture is reduced, and the appearance is improved. On the other hand, the rainwater flows down the flood prevention part and performs the drainage function.

1 is a perspective view of a conventional gas insulated switchgear actuator enclosure.
FIG. 2 is a perspective view of a state in which one side is removed in FIG. 1. FIG.
FIG. 3 is a partial detail view of FIG. 2. FIG.
4 is a perspective view of a gas insulated switchgear actuator enclosure according to one embodiment of the present invention.
5 is a cross-sectional view of part B in Fig.
6 is a partial cross-sectional view of a gas insulated switchgear actuator enclosure according to another embodiment of the present invention;

DETAILED DESCRIPTION OF THE PREFERRED EMBODIMENTS Hereinafter, preferred embodiments of the present invention will be described with reference to the accompanying drawings, which are intended to illustrate the present invention in such a manner that a person skilled in the art can easily carry out the present invention. And does not mean that the technical idea and category of the design is limited.

4 is a perspective view of a gas insulated switchgear actuator enclosure according to one embodiment of the present invention. 5 is a partial cross-sectional view of the portion 'B' in FIG. Referring to the drawings, a gas-insulated switchgear actuator enclosure according to an embodiment of the present invention will be described in detail.

The gas insulated switchgear actuator enclosure according to one embodiment of the present invention includes a gas insulated switchgear actuator enclosure 10; A door plate 20 installed at one side of the actuator housing 10; And an immersion prevention unit 30 installed on the actuator casing 10 to cover a space between the actuator casing 10 and the end portion 21 of the door plate 20. [

The gas insulated switchgear (GIS) to which the gas insulated switchgear actuator enclosure according to one embodiment of the present invention is applied is not limited to a specific specification. That is, it can be applied to all kinds of gas insulated switchgear.

The actuator enclosure 10 may be roughly box-shaped. A socket 11 for connecting a three-phase circuit is provided outside the manipulator enclosure 10. Various elements such as an output shaft constituting the manipulator are built in the actuator housing (10).

A flange portion 13 may be formed on a side portion 12 of the actuator housing 10 at a lower portion thereof. The flange portion 13 may be formed to protrude inward. The flange portion 13 may be formed to extend over the entire side surface portion 12 along the longitudinal direction inside the side surface portion 12. The flange portion 13 may be formed in a substantially 'C' shape. At this time, the lower end portion of the flange portion 13 may be formed shorter than the upper end portion. A first sealing member 14 may be mounted on the lower end of the flange portion 13. The first sealing member 14 may be made of silicone, rubber packing, soft synthetic resin, or the like.

The flange portion 13 is formed in the lower portion of the side portion 12 of the actuator housing 10 and the first sealing member 14 is provided in the flange portion 13 to prevent the foreign impurities from being introduced.

A door plate (20) is provided under the actuator housing (10). The door plate 20 may be formed to have a width capable of covering the flange portion 13.

A second sealing member 22 is mounted on the inner surface of the door plate 20. The second sealing member 22 may be made of silicone, rubber packing, soft synthetic resin, or the like. And the second sealing member 22 can be brought into close contact with the first sealing member 14. [ The first sealing member 14 and the second sealing member 22 come into close contact with each other to block the inflow of the impurities from the outside. That is, since the first sealing member 14 and the second sealing member 22 are interposed between the door plate 20 and the flange portion 13 of the side surface portion 12, .

The end portion 21 of the door plate 20 is formed to be bent upward to minimize the gap with the side surface portion 12. That is, the end portion 21 of the door plate 20 is formed so as to maintain a closely spaced distance to the upper end portion of the flange portion 13.

In order to cover a space generated between the gap formed between the side surface portion 12 of the actuator housing 10 and the door plate 20, the immersion prevention portion 30 is provided.

The water immersion preventing part 30 may be formed of a skirt provided on the side part 12 of the actuator unit 10. The immersion preventing portion 30 may be formed to have an area that covers both the gap formed between the side surface portion 12 and the door plate 20.

The immersion prevention unit 30 is composed of a contact surface 31 to be brought into contact with the actuator unit 10 and a separation surface 32 to be spaced apart from the door plate 20 in front of the door plate 20 . The contact surface 31 and the spacing surface 32 may not be identical to each other but may be formed in parallel planes. The contact surface 31 and the spacing surface 32 may be formed as one curved surface connected to each other.

The water immersion prevention part 30 may be integrally formed with the operation unit enclosure 10 by welding or bonding. As a result, no clearance is generated between the flooding prevention portion 30 and the actuator housing 10.

Since the gap formed between the side surface portion 12 of the operation unit enclosure 10 and the door plate 20 is covered by the immersion prevention portion 30, the effect that the interior can be safely retained by being protected from moisture and dust such as rainwater have. Accordingly, even when the door plate 20 is directed downward according to the installation position of the operation unit enclosure 10, when the rainwater flows down along the side surface portion 12, the skirt falls to the outside of the taro.

Referring to FIG. 6, a gas insulated switchgear actuator enclosure according to another embodiment of the present invention will be described. Fig. 6 is a partial cross-sectional view of a portion similar to Fig. 5;

In this embodiment, the end portion 21 of the door plate 20 may be provided at a predetermined distance from the side portion 12 of the actuator enclosure 10. That is, the end portion 21 of the door plate 20 may be formed at a position that is a predetermined distance inward from the side surface portion 12. This is designed to avoid as much as possible that the rainwater flowing along the side portion 12 touches the door plate 20.

Here, the immersion prevention portion 35 may be provided on the lower surface of the operation unit enclosure 10. And more particularly, to a flange portion 13 formed at a lower portion of the side portion 12 of the operation unit enclosure 10. Here, the water immersion preventing portion 30 may be engaged with the upper end portion of the flange portion 13.

In this embodiment, the immersion prevention portion 35 may include a vertical surface 37 and a horizontal surface 36. [ Here, the horizontal plane 36 is coupled to the flange portion 13 of the side portion 12, and the vertical plane 37 may not be in contact with other components.

Since the immersion prevention part 35 is provided, the gap formed between the operation device enclosure 10 and the door plate 20 is covered to prevent intrusion of rainwater or moisture into the operation device, Invasion can be prevented. In addition, since the immersion prevention portion 35 is not projected to the outside of the operation unit enclosure 10, the exposure to the outside air or moisture is reduced, and the appearance of the immersion prevention portion 35 is improved. Also, in this embodiment, since the water immersion prevention part 35 is installed to be spaced inward from the side surface part 12, rainwater flowing down along the side surface does not invade, and the immersion prevention effect is further enhanced.

While the present invention has been particularly shown and described with reference to exemplary embodiments thereof, it is to be understood that the invention is not limited to the disclosed exemplary embodiments. Therefore, the embodiments disclosed in the present invention are intended to illustrate rather than limit the technical idea of the present invention, and the scope of technical idea of the present invention is not limited by these embodiments. That is, the scope of protection of the present invention should be construed according to the following claims, and all technical ideas within the scope of the same shall be construed as being included in the scope of the present invention.

10 Actuator housing 11 Socket
12 side portion 13 flange portion
14 first sealing member 20 door plate
21 end 22 second sealing member
30 Inundation prevention part 31 Contact surface
32 Spacing 35 Immersion prevention
36 Horizontal plane 37 Vertical plane

Claims (7)

Gas insulated switchgear actuator enclosure;
A door plate installed at one side of the actuator box; And
And a water immersion preventing part installed in the actuator housing to cover a space between the actuator housing and the end of the door plate. The gas insulated switchgear operating device according to claim 1, wherein the water immersion preventing part is constituted by a skirt. 2. The gas insulated switchgear operating device according to claim 1, wherein the skirt is installed on a side surface or a bottom surface of the operation device enclosure. 2. The gas insulated switchgear operating device of claim 1, wherein the immersion prevention portion includes a contact surface coupled to a side surface of the actuator casing and a spaced surface spaced apart from the door plate. The gas insulated switchgear operating device according to claim 1, wherein the immersion preventing part includes a vertical surface and a horizontal surface. 2. The gas insulated switchgear operating device according to claim 1, wherein the end portion of the door plate is provided at a position spaced a predetermined distance inward from a side surface of the actuator casing. 2. The gas insulated switchgear operating device of claim 1, wherein a sealing member is provided between the actuator housing and the door.
KR2020150002361U 2015-04-13 2015-04-13 Outer Case of Operationg Mechamism of Gas Insulated Switchgear KR200490052Y1 (en)

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KR2020150002361U KR200490052Y1 (en) 2015-04-13 2015-04-13 Outer Case of Operationg Mechamism of Gas Insulated Switchgear

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Application Number Priority Date Filing Date Title
KR2020150002361U KR200490052Y1 (en) 2015-04-13 2015-04-13 Outer Case of Operationg Mechamism of Gas Insulated Switchgear

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KR20160003649U true KR20160003649U (en) 2016-10-21
KR200490052Y1 KR200490052Y1 (en) 2019-09-17

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Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR20210124618A (en) * 2020-04-07 2021-10-15 최준호 Switchgear door coupling structure with multiple waterproof means

Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH05236615A (en) * 1992-02-25 1993-09-10 Hitachi Cable Ltd Dust proof structure of box for housing electrical equipment for outdoor use
JPH0956019A (en) * 1995-08-10 1997-02-25 Nissin Electric Co Ltd Gas switchgear
JP2007312510A (en) * 2006-05-18 2007-11-29 Chugoku Electric Power Co Inc:The Anti-corrosion skirt for electric board/control board

Patent Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH05236615A (en) * 1992-02-25 1993-09-10 Hitachi Cable Ltd Dust proof structure of box for housing electrical equipment for outdoor use
JPH0956019A (en) * 1995-08-10 1997-02-25 Nissin Electric Co Ltd Gas switchgear
JP2007312510A (en) * 2006-05-18 2007-11-29 Chugoku Electric Power Co Inc:The Anti-corrosion skirt for electric board/control board

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR20210124618A (en) * 2020-04-07 2021-10-15 최준호 Switchgear door coupling structure with multiple waterproof means

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KR200490052Y1 (en) 2019-09-17

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