JP5869844B2 - Outdoor closed switchboard - Google Patents

Description

  The embodiment of the present invention relates to an outdoor type closed switchboard in which the arrangement of outdoor type and indoor type storage devices is the same, and the device arrangement is standardized.

  2. Description of the Related Art Conventionally, outdoor closed switchboards have a control device disposed on the front side and a drawer-type storage device disposed on the back side (see, for example, Patent Document 1). This is to facilitate inspection of the storage device and the control device. If the storage device and the control device are arranged in the same direction on the front side or the back side, the control device is released or removed, and then the storage device is pulled out, so the control device is not exposed from the box. must not. For this reason, it gets wet when it rains. In the indoor type, the control device and the storage device are arranged in the same direction on the front side (see, for example, Patent Document 2).

  This type of outdoor closed switchboard is shown in FIG. 5, and on the back side of the box 1, a first drawer type circuit breaker 2 is arranged in the upper part of the figure, and a second drawer type circuit breaker 3 is arranged in the lower part of the figure. Yes. A first power cable 5 is connected to the power source side of the first pull-out type circuit breaker 2 via a first current transformer 4. The load side is connected to the load side of the second circuit breaker 3. Further, it is connected to a common bus 6 connected to an adjacent board. A second power cable 8 is connected to the power supply side of the second circuit breaker 3 via a second current transformer 7.

  On the front side of the box 1, a first control device 10 that controls the first pull-out type circuit breaker 2 and a second control unit that controls the second pull-out type circuit breaker 3 are provided in a chamber partitioned by a partition wall 9. The control device 11 is provided. A back door 12 that can be opened and closed on the back side, a front door 13 that can be opened and closed on the front side, and a roof 14 on the ceiling. The drawer type circuit breakers 2 and 3 move to the back side.

  Such outdoor type closed switchboards are manufactured exclusively for outdoor type. On the other hand, the indoor type described above is also manufactured exclusively for the indoor type, and the indoor type generally has a larger number of surfaces. For this reason, the thing which can be used also in an outdoor type by indoor type equipment arrangement | positioning was desired. Thereby, standardization of the arrangement of the storage devices can be achieved, and the manufacturing efficiency can be improved.

Japanese Patent Application Laid-Open No. 11-316209 JP 2007-274861 A

  The problem to be solved by the present invention is to make it possible to apply an indoor storage device arrangement in which a drawer type circuit breaker and a control device for controlling it are arranged on the front side to an outdoor type, and standardize the arrangement of the equipment It is intended to provide an outdoor type closed switchboard that can improve manufacturing efficiency.

In order to solve the above problems, an outdoor closed switchboard according to an embodiment includes a storage device room in which a drawer-type storage device and a control device are arranged on the front side, and a front door provided on the front side of the storage device room. A front side waterproof chamber, a back side waterproof chamber having a back door provided on the back side of the storage device room, and a roof member provided on the ceiling from the front side waterproof chamber to the back side waterproof chamber. wherein the front-side waterproof chamber, characterized by having a pull out space and the draw-out type storage device and the control device.

The side view which shows the structure of the outdoor type closed switchboard which concerns on Example 1 of this invention. BRIEF DESCRIPTION OF THE DRAWINGS FIG. 1 is an exploded view illustrating a configuration of an outdoor closed switchboard according to a first embodiment of the present invention. The expanded sectional view which shows the front side of the outdoor type closed switchboard which concerns on Example 1 of this invention. The expanded sectional view which shows the structure of the outdoor type closed switchboard which concerns on Example 2 of this invention. The side view which shows the structure of the conventional outdoor type closed switchboard.

  Embodiments of the present invention will be described below with reference to the drawings.

  First, an outdoor type closed switchboard according to a first embodiment of the present invention will be described with reference to FIGS. FIG. 1 is a side view showing the configuration of an outdoor closed switchboard according to Embodiment 1 of the present invention, FIG. 2 is an exploded view illustrating the configuration of the outdoor closed switchboard according to Embodiment 1 of the present invention, and FIG. BRIEF DESCRIPTION OF THE DRAWINGS FIG. 1 is an enlarged cross-sectional view showing the front side of an outdoor closed switchboard according to a first embodiment of the present invention. In addition, the same code | symbol was attached | subjected to the component similar to the past.

  As shown in FIG. 1, the box 1 includes a storage device room 1 a having the same equipment arrangement as the indoor type in the center of the figure, a front side waterproof room 1 b on the left side in the figure, and a rear side waterproof room 1 c on the right side in the figure. It is divided into two parts.

  In the storage device room 1a, a first drawer-type circuit breaker 2 is arranged in the upper part of the figure, and a second drawer-type circuit breaker 3 is arranged in the lower part of the figure. A first power cable 5 is connected to the power source side of the first pull-out type circuit breaker 2 via a first current transformer 4. The load side is connected to the load side of the second circuit breaker 3. Further, it is connected to a common bus 6 connected to an adjacent board. A second power cable 8 is connected to the power supply side of the second circuit breaker 3 via a second current transformer 7. First and second control devices 10 and 11 for controlling the first pull-out circuit breaker 2 and the second pull-out circuit breaker 3 are provided on the front side. The drawer type circuit breakers 2 and 3 move to the front side.

  The front side waterproof chamber 1 b is provided with a rectangular front side waterproof frame 20 that is substantially the same as the front side shape of the box 1, and is partitioned by a partition wall 21 from the storage device room 1 a. An openable / closable front door 13 is provided at the opening of the front waterproof frame 20.

  The rear side waterproof chamber 1 c is provided with a rectangular rear side waterproof frame 22 that is substantially the same as the rear side shape of the box 1, and is separated from the storage device chamber 1 a by a partition wall 23. An openable and closable rear door 12 is provided at the opening of the rear waterproof frame 22. An inclined roof 14 is provided on the ceiling.

  Next, a method for assembling the front-side waterproof chamber 1b, the back-side waterproof chamber 1c, and the roof 14 will be described with reference to FIGS.

  As shown in FIG. 2, a front-side waterproof frame 20 and a back-side waterproof frame 22 are fixed to the front side and the back side of the box 1, respectively. In this case, as shown in FIG. 3, a fixed frame 24 having an L-shaped cross section is fixed to the box 1 side by welding or the like, and the front waterproof frame 20 is fitted into the fixed frame 24 and fixed with bolts or the like. . A hinge 25 is provided at the end of the front waterproof frame 20 to lock the front door 13. The back side also has the same configuration.

  On the roof 14, hanging metal fittings 26 are fixed on both sides. Frame boxes 27 are provided on both sides of the suspension metal fitting 26 so as to surround them, and a waterproof plate 28 having an L-shaped cross section is fixed to cover the frame box 27 and a part of the roof 14 and prevent rainwater from entering. It is like that. The roof 14 covers from the front side waterproof chamber 1b to the rear side waterproof chamber 1c through the storage device room 1a. The suspension bolts of the suspension fitting 26 are removed after the roof 14 is fixed. This configuration is a single board. Here, the roof 14, the hanging metal fitting 26, the frame box 27, and the waterproof board 28 are referred to as a roof member provided on the ceiling.

  Thereby, the arrangement | positioning of the storage apparatus in the box 1 can be made into the outdoor type similarly to the indoor type. In the front-side waterproof frame 20, when the control devices 10 and 11 are opened, the control devices 10 and 11 are accommodated, and the drawer type circuit breakers 2 and 3 can be pulled out along a rail (not shown) without being interfered by the control devices 10 and 11. . That is, the front-side waterproof chamber 1b has a space where the control devices 10 and 11 and the drawer type circuit breakers 2 and 3 can be pulled out, and can be inspected. The back side waterproof chamber 1c may be smaller in depth than the front side waterproof frame 20 because there is no drawer of the storage device.

  In addition to the drawer-type circuit breakers 2 and 3, a drawer-type storage device such as a lightning arrester or a transformer can be used.

  According to the outdoor closed switchboard of the first embodiment, the front waterproof frame 20 is provided on the front side of the box 1, the rear waterproof frame 22 is provided on the rear side, and the rear waterproof frame 22 is provided on the ceiling from the front waterproof frame 20. Since the roof 14 is provided so as to cover the outside, the outdoor type can be configured with the same equipment arrangement as the indoor type. For this reason, it is possible to standardize the arrangement of the storage devices and improve the manufacturing efficiency.

  Next, an outdoor type closed switchboard according to Embodiment 2 of the present invention will be described with reference to FIG. FIG. 4 is an enlarged cross-sectional view illustrating a configuration of an outdoor closed switchboard according to a second embodiment of the present invention. The difference between the second embodiment and the first embodiment is that the boards are arranged. In FIG. 4, the same components as those in the first embodiment are denoted by the same reference numerals, and detailed description thereof is omitted.

  As shown in FIG. 4, roofs 14a and 14b and frame boxes 27a, 27b, and 27c are provided on the ceilings of the lined boxes 1d and 1e, respectively. Further, a waterproof plate 28 having an L-shaped cross section is provided on the end frame box 27a. A connecting plate 29 having a U-shaped cross section is provided between the box bodies 1d and 1e so as to cover adjacent frame boxes 27b and 27c and a part of the roofs 14a and 14b and prevent intrusion of rainwater.

  According to the outdoor-type closed switchboard of the second embodiment, in addition to the effects of the first embodiment, a panel configuration adapted to various power supply systems can be achieved by arranging the outdoor-type panels, and the applicable range can be expanded. it can.

  According to the embodiment described above, the arrangement of the storage devices in the box can be the same for the indoor type and the outdoor type, and the standardization of the device arrangement can be achieved.

  Although several embodiments of the present invention have been described, these embodiments are presented by way of example and are not intended to limit the scope of the invention. These novel embodiments can be implemented in various other forms, and various omissions, replacements, and changes can be made without departing from the scope of the invention. These embodiments and modifications thereof are included in the scope and gist of the invention, and are included in the invention described in the claims and the equivalents thereof.

DESCRIPTION OF SYMBOLS 1, 1d, 1e Box 1a Storage equipment room 1b Front side waterproof room 1c Back side waterproof room 2 1st drawer type circuit breaker 3 2nd drawer type circuit breaker 4 1st current transformer 5 1st electric power cable 6 Common bus 7 Second current transformer 8 Second power cables 9, 21, 23 Bulkhead 10 First control device 11 Second control device 12 Rear door 13 Front door 14, 14a, 14b Roof 20 Front side waterproof Frame 22 Back side waterproof frame 24 Fixed frame 25 Hinge 26 Suspension fittings 27, 27a, 27b, 27c Frame box 28 Waterproof plate 29 Connecting plate

Claims (2)

A storage device room in which a drawer-type storage device and a control device are arranged on the front side;
A front side waterproofing chamber having a front door provided on the front side of the storage device room;
A back side waterproof chamber having a back door provided on the back side of the storage device room;
A roof member provided on the ceiling from the front side waterproof chamber to the back side waterproof chamber,
The front waterproof chamber, outdoor type closure switchboard characterized by having a pull out space and the draw-out type storage device and the control device. 2. The outdoor closed switchboard according to claim 1, wherein the front side waterproof chamber has a depth dimension larger than that of the rear side waterproof chamber .

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