JPH087785Y2 - Electrical equipment for underground power distribution - Google Patents
Electrical equipment for underground power distributionInfo
- Publication number
- JPH087785Y2 JPH087785Y2 JP12422090U JP12422090U JPH087785Y2 JP H087785 Y2 JPH087785 Y2 JP H087785Y2 JP 12422090 U JP12422090 U JP 12422090U JP 12422090 U JP12422090 U JP 12422090U JP H087785 Y2 JPH087785 Y2 JP H087785Y2
- Authority
- JP
- Japan
- Prior art keywords
- underground
- branching device
- pillar
- voltage
- box
- Prior art date
- Legal status (The legal status 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 status listed.)
- Expired - Lifetime
Links
Landscapes
- Suspension Of Electric Lines Or Cables (AREA)
- Laying Of Electric Cables Or Lines Outside (AREA)
Description
【考案の詳細な説明】 「産業上の利用分野」 本考案は、支柱の上端部に変圧器を設置して、地中ケ
ーブルを前記支柱の中を通して地中に配線する地中配電
用電気機器に関するものである。[Detailed Description of the Invention] [Industrial Application Field] The present invention relates to an electric device for underground power distribution, in which a transformer is installed at the upper end of a pillar and an underground cable is routed through the pillar to the ground. It is about.
「従来の技術」 第３図は従来の支柱の上端部に変圧器を設置して、地
中ケーブルを前記支柱の中を通して地下に配線する地中
配電用電気機器の設置例である。第３図において、支柱
２は上端に変圧器１を設置して、歩道上または車道上の
地中に埋め込んで固定していた。前記支柱２の付近に
は、高圧分岐装置３を収納するための地中埋設ボックス
6a、および低圧分岐装置４を収納するための地中埋設ボ
ックス6bが設置されており、高圧分岐装置３で分岐され
た高圧ケーブル11は、ケーブル保護管13を介し、支柱２
の中を通り前記支柱２の上端部に設置した変圧器１の高
圧側に接続されている。また低圧ケーブル12は、前記変
圧器１の低圧側に接続してあり、前記支柱２の中を通り
ケーブル保護管13を介し、低圧分岐装置４により分岐さ
れ、各需要家に給電されている。７は地中埋設ボックス
５の蓋であり、10は地表面である。"Prior Art" FIG. 3 is an installation example of an underground distribution electric device in which a transformer is installed on the upper end of a conventional pillar and underground cables are routed underground through the pillar. In FIG. 3, the pillar 2 has the transformer 1 installed at the upper end, and is embedded and fixed in the ground on the sidewalk or the roadway. A box buried underground for housing the high-voltage branching device 3 near the pillar 2.
6a and an underground burying box 6b for accommodating the low-voltage branching device 4 are installed, and the high-voltage cable 11 branched by the high-voltage branching device 3 passes through the cable protection tube 13 and the support 2
Is connected to the high voltage side of the transformer 1 installed at the upper end of the pillar 2. The low-voltage cable 12 is connected to the low-voltage side of the transformer 1, passes through the pillar 2, and is branched by a low-voltage branching device 4 via a cable protection tube 13 to supply power to each customer. Reference numeral 7 is a lid for the underground burial box 5, and 10 is the ground surface.
「考案が解決しようとする課題」 高圧分岐装置３を収納するための地中埋設ボックス6
a、低圧分岐装置４を収納するための地中埋設ボックス6
b,および変圧器１を設置するための支柱２がそれぞれ独
立しているため、広い設置面積が必要であった。このた
め工事時間が長くかかり、また工事費の増大に結びつい
ていた。そこで本考案は、設置面積の縮小化と工事費の
低減を計った地中配電用電気機器を提供することを目的
としたものである。"Problems to be solved by the invention" Underground box 6 for housing the high-voltage branching device 3
a, underground box 6 for housing the low-voltage branching device 4
Since the b and the stanchion 2 for installing the transformer 1 are independent of each other, a large installation area is required. For this reason, the construction time was long and the construction cost was increased. Then, this invention aims at providing the electric equipment for underground distribution which reduced the installation area and the construction cost.
「課題を解決するための手段」 そこで本考案は、高圧分岐装置および低圧分岐装置を
ひとつの地下埋設ボックスに収納し、前記地下埋設ボッ
クスと変圧器を設置するための支柱とを一体構造にした
ことを特徴とするものである。[Means for Solving the Problems] Therefore, in the present invention, the high-voltage branching device and the low-voltage branching device are housed in one underground burying box, and the underground burying box and the pillar for installing the transformer are integrally structured. It is characterized by that.
「作用」 このように、高圧分岐装置および低圧分岐装置をひと
つの地中埋設ボックスに収納し、前記地中埋設ボックス
と変圧器を設置するための支柱を一体構造とすれば、設
置面積が縮小されるとともに、設置するための工事時間
の短縮と工事費の低減が計れる。“Operation” In this way, if the high-voltage branching device and the low-voltage branching device are housed in one underground burying box, and the underground burying box and the pillar for installing the transformer are integrated, the installation area is reduced. In addition, the construction time for installation and the construction cost can be reduced.
「実施例」 本考案の実施例を第１図、第２図に基づいて説明す
る。第１図は、第一の実施例を示す地中埋設ボックスの
断面図である。変圧器１を上端部に設置した支柱２は、
地中埋設ボックス５と一体に製作して地下に埋設されて
いる。前記地中埋設ボックス５の内部には、高圧分岐装
置３と低圧分岐装置４が収納されている。前記高圧分岐
装置３で分岐された高圧ケーブル11は、支柱２の中を通
り前記支柱２の上端部に設置した変圧器１の高圧側に接
続されている。また低圧ケーブル12は、前記変圧器１の
低圧側に接続してあり、前記支柱２の中を通り低圧分岐
装置４により分岐され、各需要家に給電されている。ま
た、給電形体により前記地中埋設ボックス５の内部には
高圧分岐装置３または低圧分岐装置４のいずれか一方を
収納して給電する場合もある。７は地中埋設ボックス５
の蓋であり、10は地表面である。第２図は、第二の実施
例を示す地中埋設ボックスの断面図である。変圧器１を
上端部に設置した支柱２の下部にフランジ８を設けて、
地中埋設ボックス５の地表面に複数個のボルト９を用い
て固定した構造である。[Embodiment] An embodiment of the present invention will be described with reference to FIGS. 1 and 2. FIG. 1 is a sectional view of an underground buried box showing a first embodiment. The pillar 2 with the transformer 1 installed at the upper end is
It is manufactured integrally with the underground burial box 5 and is buried underground. A high-pressure branching device 3 and a low-pressure branching device 4 are housed inside the underground burial box 5. The high voltage cable 11 branched by the high voltage branching device 3 passes through the pillar 2 and is connected to the high voltage side of the transformer 1 installed at the upper end of the pillar 2. The low-voltage cable 12 is connected to the low-voltage side of the transformer 1, passes through the pillar 2, is branched by the low-voltage branching device 4, and is supplied to each customer. In some cases, one of the high-voltage branching device 3 and the low-voltage branching device 4 may be housed in the underground burial box 5 to feed power, depending on the feeding structure. 7 is underground box 5
Is the lid and 10 is the ground surface. FIG. 2 is a sectional view of an underground burial box showing a second embodiment. A flange 8 is provided at the bottom of the column 2 with the transformer 1 installed at the upper end,
This is a structure in which a plurality of bolts 9 are fixed to the ground surface of the underground buried box 5.
「考案の効果」 このように本考案によれば、高圧分岐装置、低圧分岐
装置を収納する地中埋設ボックスと、変圧器を設置する
ための支柱を一体構造とすれば設置面積の縮小化が計
れ、設置工事の短縮と工事費の低減が計れる。また支柱
と地中埋設ボックスを結ぶケーブル保護パイプが不要に
なるため、ケーブル引き込みの省力化が計れる効果があ
る。[Advantage of the Invention] As described above, according to the present invention, if the underground burying box for housing the high-voltage branching device and the low-voltage branching device and the column for installing the transformer are integrated, the installation area can be reduced. It is possible to reduce the installation work and the construction cost. In addition, there is no need for a cable protection pipe that connects the column to the underground burial box, which has the effect of saving labor in pulling the cable.
第１図と第２図は本考案の実施例を示し、第１図は第一
の実施例を示す断面図である。第２図は第二の実施例を
示す断面図である。第３図は従来の一例を示す断面図で
ある。 １……変圧器、２……支柱、３……高圧分岐装置、４…
…低圧分岐装置、5,6a,6b……地中埋設ボックス、７…
…地中埋設ボックスの蓋、８……フランジ、９……ボル
ト、10……地表面、11……高圧ケーブル、12……低圧ケ
ーブル、13……ケーブル保護管。1 and 2 show an embodiment of the present invention, and FIG. 1 is a sectional view showing the first embodiment. FIG. 2 is a sectional view showing the second embodiment. FIG. 3 is a sectional view showing a conventional example. 1 ... Transformer, 2 ... Strut, 3 ... High-voltage branching device, 4 ...
… Low-voltage branching device, 5,6a, 6b …… Underground box, 7…
… Underground box lid, 8 …… flange, 9 …… bolt, 10 …… ground surface, 11 …… high voltage cable, 12 …… low voltage cable, 13 …… cable protection tube.
Claims (1)
ーブルを前記支柱の中を通して地中埋設ボックスに配線
する地中配電用電気機器において、前記支柱と地中埋設
ボックスを一体構造とし、前記地中埋設ボックスの中に
高圧分岐装置および低圧分岐装置の少なくとも一方を収
納したことを特徴とする地中配電用電気機器。1. An underground power distribution electric device in which a transformer is installed at an upper end of a pillar and an underground cable is routed through the pillar to a underground buried box, the pillar and the underground buried box being integrated. An electrical equipment for underground distribution, characterized in that at least one of a high-voltage branching device and a low-voltage branching device is housed in the underground buried box.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP12422090U JPH087785Y2 (en) | 1990-11-28 | 1990-11-28 | Electrical equipment for underground power distribution |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP12422090U JPH087785Y2 (en) | 1990-11-28 | 1990-11-28 | Electrical equipment for underground power distribution |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPH0486043U JPH0486043U (en) | 1992-07-27 |
| JPH087785Y2 true JPH087785Y2 (en) | 1996-03-04 |
Family
ID=31871880
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP12422090U Expired - Lifetime JPH087785Y2 (en) | 1990-11-28 | 1990-11-28 | Electrical equipment for underground power distribution |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH087785Y2 (en) |
-
1990
- 1990-11-28 JP JP12422090U patent/JPH087785Y2/en not_active Expired - Lifetime
Also Published As
| Publication number | Publication date |
|---|---|
| JPH0486043U (en) | 1992-07-27 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| EXPY | Cancellation because of completion of term |