KR200419839Y1 - Cover unit for an control panel of the gas insulator switchgear - Google Patents

Abstract

The present invention is coupled to a housing in which a control module for controlling a gas insulated switchgear is installed, and the structure is improved so that the internal space of the housing can be seen from the outside, so that the failure of the control module can be visually checked from the outside. It relates to an opening and closing unit.

The opening and closing unit for the enclosure according to the present invention is detachably coupled to the enclosure having an internal space in which the control module for controlling the gas insulated switchgear is opened and closed in the enclosure opening and closing unit for the enclosure, the opening and closing The unit is characterized in that it comprises a window member for making the control module installed in the inner space of the enclosure visible from the outside.

Description

Cover unit for an control panel of the gas insulator switchgear}

1 is a schematic perspective view of the operation box for a gas insulated switchgear according to the related art as seen from the rear side thereof.

Figure 2 is a schematic perspective view of the operation box for the gas insulated switchgear installed in the enclosure opening and closing unit according to an embodiment of the present invention.

3 is a schematic exploded perspective view of the operation box for the gas insulated switchgear shown in FIG.

Figure 4 is a schematic exploded perspective view of the opening and closing unit for the enclosure according to another embodiment of the present invention.

<Description of Symbols for Main Parts of Drawings>

10 ... enclosure 20 ... control module

100,200 ... closure opening unit 101 ... inner space

102 ... Combination protrusion 110,210a, 210b ... window member

120,220a, 220b ... Border member 121 ... Joining hole

122.Handle 130 ... Rubber member

N ... Nuts 200a.Top Opening Unit

200b ... Bottom opening and closing unit 221a, 221b ... Upper bending part

222a, 222b ... left bend 223a, 223b ... right bend

224a, 224b ... lower bend 225b ... support

1000 ... Gas Insulation Switch

The present invention relates to an opening / closing unit for a box, and more particularly, to an opening / closing unit for a box that is coupled to a box in which a control module for controlling a gas insulated switchgear is installed so that the inner space of the box can be seen from the outside. will be.

In general, a gas insulated switchgear configured to protect the power system by safely opening and closing a line in an abnormal state such as an accident or short circuit in a facility having a circuit having a high voltage current such as a substation is widely used. In addition, to control the operation of the gas insulated switchgear (control panel) is essentially provided. And, as is well known, the operation of the gas insulated switchgear is controlled by the electrical signal or the mechanical motion generated from the operation box.

In general, various control switches and lamps (not shown) are provided on the front of the operation box for the gas insulated switchgear. On the other hand, the back of the operation box for a conventional gas insulated switchgear is formed such that the inner space of the operation box is not visible from the outside, as shown in FIG.

As shown in FIG. 1, the operation box 1 for a gas insulated switchgear includes a housing 2, a control module (not shown) installed in an inner space of the housing and controlling a gas insulated switchgear. In order to open and close the inner space of the enclosure is provided with an opening and closing unit (3) detachably coupled to the enclosure. The control module is composed of various electrical and electronic devices, terminal blocks, cables, and the like. The opening and closing unit 3 includes a cover member 4 made of an opaque metallic material, for example, a steel sheet, and is fixed to the enclosure 2 by bolting. The cover member 4 is provided with a heat dissipation hole 4a so that heat generated during operation of the control module is discharged to the outside, and is provided with a handle 4b for gripping the opening / closing unit 3 during transportation. .

In the operation box 1 for the gas insulated switchgear configured as described above, since the cover member 4 is made of an opaque metallic material, the control module installed in the inner space of the enclosure 2 cannot be seen from the outside. It is.

However, since the control module operates in an environment of high voltage and high temperature, various electrical and electronic devices are short-circuited or burned out due to a short circuit, etc., so that failure occurs frequently. In addition, a phenomenon in which the connection state between the terminals is poor or the cable is excessively heated, also frequently occurs. Therefore, in the conventional gas insulated switchgear, in order to visually confirm the failure of the control module, it has been troublesome to separate the opening / closing unit 3 from the housing 2 and confirm it.

In addition, since the opening / closing unit 3 is made of a metallic material and is heavy, there is also a problem that the carrying or detaching operation is not easy when the opening / closing unit 3 is transported or detached from the housing 2.

The present invention has been made to solve the above problems, the object of the present invention is to improve the structure so that the internal space of the enclosure can be seen from the outside coupled to the enclosure in which the control module for controlling the gas insulation switchgear installed It is to provide an opening and closing unit for the enclosure that can be visually confirmed the failure of the control module.

In order to achieve the above object, the opening and closing unit for the enclosure according to the present invention is detachably coupled to the enclosure having an internal space in which the control module for controlling the gas insulated switchgear for the enclosure for opening and closing the interior space of the enclosure In the opening and closing unit, the opening and closing unit is characterized in that it comprises a window member to make the control module installed in the inner space of the enclosure visible from the outside.

According to the present invention, the window member is preferably made of a transparent material so that the control module is visible through the window member.

Here, the window member is preferably made of any one of glass, acrylic, polycarbonate.

In addition, according to the present invention, the opening and closing unit preferably includes an upper opening and closing unit, and a lower opening and closing unit disposed to contact the upper opening and closing unit.

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

Figure 2 is a schematic perspective view of the operation box for the gas insulated switchgear installed on the opening and closing unit for the enclosure according to an embodiment of the present invention, Figure 3 is a schematic view of the operation box for the gas insulated switchgear shown in Figure 2 Separate perspective view.

2 and 3, the operation box 1000 for the gas insulated switchgear according to an embodiment of the present invention is for controlling the gas insulated switchgear. The operation box 1000 includes a housing 10 and an opening / closing unit 100 for the housing.

The enclosure 10 is generally formed in a rectangular parallelepiped shape, and the inner space 101 of the enclosure is open in one direction, for example, rearward. The control module 20 for controlling the gas insulated switchgear is installed in the inner space 101 of the enclosure. Here, the control module 20 is made of various electrical and electronic devices, terminal blocks, cables, and the like. Various control switches and lamps (not shown) are provided on the front of the enclosure 10. The enclosure 10 has a plurality of coupling protrusions 102 formed with male threads to the rear of the enclosure 10.

The enclosure opening / closing unit 100 is detachably coupled to the enclosure 10, in particular, the rear portion of the enclosure 10 to open and close the inner space 101 of the enclosure 10. The opening / closing unit 100 for the housing includes a window member 110 and an edge member 120.

The window member 110 is made of a transparent material such as glass, acrylic, polycarbonate, and the like. The window member 110 is preferably sized to cover most of the inner space 101 of the enclosure.

The frame member 120 is made of a metallic material such as steel sheet. The frame member 120 is coupled to the window member 110 to surround the entire outside of the window member 110 as shown in FIG. In addition, a rubber member 130 made of an elastic material such as rubber is sandwiched between the frame member 120 and the window member 110. In addition, a plurality of coupling holes 121 are formed in the frame member 120 to correspond to the coupling protrusions of the enclosure. In addition, the edge member 120 is provided with a pair of handles 122 for gripping the opening / closing unit 100 during transportation.

In order to couple the opening / closing unit 100 to the enclosure 10, each of the coupling protrusions 102 of the enclosure is inserted into the coupling hole 121 of the frame member corresponding thereto, and then the coupling protrusion ( The nut N may be screwed into each of the 102.

In the housing opening and closing unit 100 of the present embodiment configured as described above, since the opening and closing unit 100 includes a window member 110 made of a transparent material, such as glass, acrylic, polycarbonate, unlike the prior art, The control module 20 installed in the inner space 101 of the enclosure can be visually observed through the window member 110 from the outside, that is, the rear of the gas insulated switchgear. Therefore, the present invention has the advantage that it is possible to check the failure of the control module 20 installed in the inner space 101 of the enclosure without separating the opening and closing unit 100 for the enclosure 10 from the prior art do.

In addition, since the window member 110 of the opening and closing unit for the enclosure is made of a transparent material which is lighter than a metallic material such as glass, acrylic, polycarbonate, etc., the opening and closing unit 110 for carrying or enclosing the housing 10 is assembled. In this case, the operation can be made easier.

On the other hand, in this embodiment, the opening and closing unit is configured to open and close the inner space of the enclosure, as shown in Figure 4, the opening and closing unit 200 includes an upper opening and closing unit 200a and lower opening and closing unit (200b) It can also be configured to.

Each of the upper opening and closing unit 200a and the lower opening and closing unit 200b has the same structure and function as the opening and closing unit 100 described in the embodiment of the present invention. That is, each of the upper opening and closing unit 200a and the lower opening and closing unit 200b includes window members 210a and 210b and edge members 220a and 220b. Since the window members 210a and 210b and the edge members 220a and 220b have the same structure and function as the window member 110 and the edge member 120, respectively, the detailed description thereof will be omitted.

However, the edge member 220a of the upper opening and closing unit has an upper bent part 221a, a left bent part 222a, a right bent part 223a and a lower bent part 224a as shown in FIG. Both ends of the lower bent portion 224a are formed so as not to contact the left bent portion 222a and the right bent portion 223a. In addition, the edge opening member 220b of the lower opening / closing unit has an upper bent portion 221b, a left bent portion 222b, a right bent portion 223b, and a lower bent portion 224b, as shown in FIG. . A portion of the upper bent portion 221b is bent to form a supporting portion 225b, and both ends of the upper bent portion 221b do not contact the left bent portion 222b and the right bent portion 223b. Formed.

In order to couple the opening / closing unit 200 to the housing 10, first, the lower opening / closing unit 200b is screwed to the housing 10, and the lower bent portion of the edge member 220a of the upper opening / closing unit 200. As shown in FIG. 4, the upper opening / closing unit 200a may be screwed to the housing 10 after the surface contact of the lower opening / closing unit to the upper bent portion 221b of the rim member. As such, when the upper opening and closing unit 200a and the lower opening and closing unit 200b are arranged, the opening and closing units 200a and 200b can be arranged continuously, even if the inner space of the enclosure is large. The interior space can be completely covered.

As described above, the present invention has been described in detail with reference to preferred embodiments, but the present invention is not limited to the above embodiments, and various modifications may be made by those skilled in the art within the technical idea of the present invention. It is obvious.

According to the present invention of the above configuration, it is possible to visually inspect the control module installed in the inner space of the enclosure through the window member of the opening and closing unit for the enclosure, it is possible to visually check the failure of the control module.

In addition, since the window member of the opening and closing unit for the enclosure is made of a transparent material which is lighter than a metallic material such as glass, acrylic, polycarbonate, etc., the carrying or detaching operation is easier when the opening / closing unit for the enclosure is carried or removed from the enclosure. I can do it.

Claims (4)

In the enclosure opening and closing unit for opening and closing the inner space of the enclosure is detachably coupled to the enclosure having an internal space in which the control module for controlling the gas insulated switchgear is installed, The opening / closing unit is an opening and closing unit for a housing, characterized in that it comprises a window member for the control module installed in the inner space of the enclosure to be visible from the outside. The method of claim 1, The window member, the opening and closing unit for the housing, characterized in that made of a transparent material so that the control module is visible through the window member. The method of claim 2, The window member is an opening and closing unit for the housing, characterized in that made of any one of glass, acrylic, polycarbonate. The method of claim 1, The opening / closing unit includes an upper opening and closing unit and a lower opening and closing unit disposed to contact the upper opening and closing unit.

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