JP4917515B2 - switchboard - Google Patents

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Publication number
JP4917515B2
JP4917515B2 JP2007286203A JP2007286203A JP4917515B2 JP 4917515 B2 JP4917515 B2 JP 4917515B2 JP 2007286203 A JP2007286203 A JP 2007286203A JP 2007286203 A JP2007286203 A JP 2007286203A JP 4917515 B2 JP4917515 B2 JP 4917515B2
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front door
mobile device
switchboard
load
opening
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JP2009118567A (en
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伸夫 鈴木
吉廣 池野
竜一 中野
寿博 児玉
潤 山川
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Meidensha Corp
Fuji Electric Co Ltd
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Meidensha Corp
Fuji Electric Co Ltd
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Priority to JP2007286203A priority Critical patent/JP4917515B2/en
Priority to PCT/JP2008/069354 priority patent/WO2009057529A1/en
Publication of JP2009118567A publication Critical patent/JP2009118567A/en
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    • H—ELECTRICITY
    • H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
    • H02B—BOARDS, SUBSTATIONS OR SWITCHING ARRANGEMENTS FOR THE SUPPLY OR DISTRIBUTION OF ELECTRIC POWER
    • H02B11/00—Switchgear having carriage withdrawable for isolation
    • H02B11/12—Switchgear having carriage withdrawable for isolation with isolation by horizontal withdrawal
    • H—ELECTRICITY
    • H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
    • H02B—BOARDS, SUBSTATIONS OR SWITCHING ARRANGEMENTS FOR THE SUPPLY OR DISTRIBUTION OF ELECTRIC POWER
    • H02B1/00—Frameworks, boards, panels, desks, casings; Details of substations or switching arrangements
    • H02B1/26—Casings; Parts thereof or accessories therefor
    • H02B1/30—Cabinet-type casings; Parts thereof or accessories therefor
    • H02B1/38—Hinged covers or doors

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  • Engineering & Computer Science (AREA)
  • Power Engineering (AREA)
  • Patch Boards (AREA)
  • Casings For Electric Apparatus (AREA)

Description

本発明は配電盤に関し、特に、移動形機器（または引出形機器）を配電盤内で移動させることにより、電源側断路部と負荷側断路部との間が開閉される構造に適用して好適なものである。   The present invention relates to a switchboard, and in particular, is suitable for application to a structure in which a movable device (or a drawer-type device) is moved in the switchboard to open and close between a power supply side disconnection portion and a load side disconnection portion. It is.

高圧受配電設備などに使用される配電盤では、遮断機などの開閉器が搭載された移動形機器を単位ユニットとして上下方向に１段または多段積みにして配電盤に収納する方法がある（特許文献１）。このような配電盤では、運転位置と断路位置との間で移動形機器を配電盤の奥行き方向に移動させることにより、電源側断路部および負荷側断路部と移動形機器の間が開閉される。そして、移動形機器が運転位置と断路位置との間を移動できるようにするため、正面扉と移動形機器の間にスペースが形成されるように配電盤の寸法が設定される。そして、移動形機器の引出または挿入操作を行う場合、正面扉を開放した状態で移動形機器を移動させ、移動形機器の引出または挿入操作が完了すると、正面扉を閉じるのが一般的である。   In a distribution board used for a high-voltage power distribution facility, there is a method in which a mobile device equipped with a switch such as a circuit breaker is stored as a unit unit in one or more layers in the vertical direction and stored in the distribution board (Patent Document 1). ). In such a switchboard, the movable device is moved in the depth direction of the switchboard between the operating position and the disconnect position, thereby opening and closing the power-side disconnect portion and the load-side disconnect portion and the mobile device. Then, in order to allow the mobile device to move between the operation position and the disconnection position, the dimensions of the switchboard are set so that a space is formed between the front door and the mobile device. Then, when performing a pull-out or insertion operation of the mobile device, it is common to move the mobile device with the front door open and close the front door when the pull-out or insertion operation of the mobile device is completed. .

一方、配電盤の操作時の安全性を向上させるため、正面扉を閉じた状態で運転位置と断路位置との間で移動形機器を移動させたり操作したりすることができる外部操作機構を設ける方法もある。
図４（ａ）は、従来の配電盤に搭載された移動形機器を運転位置に移動させた時の概略構成を示す断面図、図４（ｂ）は、図４（ａ）の配電盤に搭載された移動形機器を断路位置に移動させた時の概略構成を示す断面図である。 On the other hand, in order to improve safety when operating the switchboard, a method of providing an external operation mechanism that can move and operate the mobile device between the operating position and the disconnection position with the front door closed There is also.
FIG. 4A is a cross-sectional view showing a schematic configuration when a mobile device mounted on a conventional switchboard is moved to an operating position, and FIG. 4B is mounted on the switchboard of FIG. 4A. It is sectional drawing which shows schematic structure when moving the movable apparatus which has been moved to the disconnection position.

図４において、配電盤には、移動形機器１を収納するユニット室２が設けられ、ユニット室２には、移動形機器１が単位ユニットとして１段または多段積みにして収納される。ここで、ユニット室２はユニットテーブル２ａにて上下方向に区画され、ユニットテーブル２ａ上に移動形機器１が支持されている。また、ユニット室２には、断路位置２ｃと運転位置２ｄとの間の移動距離４ｂに対応したスペースが奥行き方向２ｂに形成され、ユニット室２の前面には、開閉可能な正面扉５が設けられている。   In FIG. 4, the switchboard is provided with a unit chamber 2 for storing the mobile device 1, and the mobile device 1 is stored in the unit chamber 2 as a unit unit in one or more stages. Here, the unit chamber 2 is partitioned in a vertical direction by a unit table 2a, and the mobile device 1 is supported on the unit table 2a. In the unit chamber 2, a space corresponding to the moving distance 4b between the disconnecting position 2c and the operating position 2d is formed in the depth direction 2b, and a front door 5 that can be opened and closed is provided on the front surface of the unit chamber 2. It has been.

また、ユニット室２の奥には、負荷側に断路を形成する負荷側断路部１３ａおよび電源側または母線側に断路を形成する電源側断路部１３ｂが設けられ、負荷側断路部１３ａおよび電源側断路部１３ｂは、ブッシング３ａ、３ｂにてそれぞれ絶縁されながら保持されている。
そして、移動形機器１には正面パネル１ａが設けられ、正面パネル１ａの前面には、インターロックや位置ロックなどを行う操作部１ｂが設けられるとともに、移動形機器１を引き出したり押し込んだりする取手１ｃが形成されている。また、移動形機器１の底面には、ユニットテーブル２ａ上で移動形機器１を移動させる車輪１１ｃが設けられている。さらに、移動形機器１の後方には、負荷側断路部１３ａとの間で電路を形成する負荷側接触端子１１ａおよび電源側断路部１３ｂとの間で電路を形成する電源側接触端子１１ｂが設けられている。 Further, at the back of the unit chamber 2, a load-side disconnecting portion 13a that forms a disconnection on the load side and a power-supply-side disconnecting portion 13b that forms a disconnection on the power supply side or the busbar side are provided. The disconnecting portion 13b is held while being insulated by the bushings 3a and 3b.
The mobile device 1 is provided with a front panel 1a. The front panel 1a is provided with an operation unit 1b for interlocking and position locking on the front surface, and a handle for pulling out and pushing in the mobile device 1. 1c is formed. In addition, wheels 11c for moving the mobile device 1 on the unit table 2a are provided on the bottom surface of the mobile device 1. Further, a rear side of the mobile device 1 is provided with a load side contact terminal 11a that forms an electric circuit with the load side disconnection part 13a and a power supply side contact terminal 11b that forms an electric circuit with the power supply side disconnection part 13b. It has been.

そして、内部操作方式の場合、図４（ａ）に示すように、正面扉５を開放した状態で移動形機器１を運転位置２ｄに移動させることで、負荷側断路部１３ａと負荷側接触端子１１ａとを接触させ、負荷側断路部１３ａと負荷側接触端子１１ａとの間で電路を形成するとともに、電源側断路部１３ｂと電源側接触端子１１ｂとを接触させ、電源側断路部１３ｂと電源側接触端子１１ｂとの間で電路を形成することができる。   In the case of the internal operation method, as shown in FIG. 4A, the load-side disconnecting portion 13a and the load-side contact terminal are moved by moving the movable device 1 to the operating position 2d with the front door 5 opened. 11a is contacted to form an electric circuit between the load-side disconnection part 13a and the load-side contact terminal 11a, and the power-supply-side disconnection part 13b and the power-supply-side contact terminal 11b are brought into contact with each other. An electric circuit can be formed between the side contact terminals 11b.

また、図４（ｂ）に示すように、正面扉５を開放した状態で移動形機器１を断路位置２ｃに移動させることで、負荷側断路部１３ａと負荷側接触端子１１ａとを離間させ、負荷側断路部１３ａと負荷側接触端子１１ａとの間の電路を切断するとともに、電源側断路部１３ｂと電源側接触端子１１ｂとを離間させ、電源側断路部１３ｂと電源側接触端子１１ｂとの間の電路を切断することができる。   Moreover, as shown in FIG.4 (b), the load side disconnection part 13a and the load side contact terminal 11a are separated by moving the movable apparatus 1 to the disconnection position 2c in the state which opened the front door 5. While disconnecting the electric circuit between the load side disconnection part 13a and the load side contact terminal 11a, the power supply side disconnection part 13b and the power supply side contact terminal 11b are separated, and the power supply side disconnection part 13b and the power supply side contact terminal 11b are separated. The electric circuit between them can be cut.

そして、移動形機器１の引出または挿入操作が完了すると、正面扉５を閉じることで、移動形機器１の操作を不能とすることができる。
一方、外部操作方式の場合、正面扉５を閉じた状態で運転位置２ｄと断路位置２ｃとの間で移動形機器１を移動させたり操作したりすることで、負荷側断路部１３ａと負荷側接触端子１１ａとの間での電路の形成や切断を行ったり、電源側断路部１３ｂと電源側接触端子１１ｂとの間での電路の形成や切断を行ったりすることができる。
特開平６−２５３４２４号公報 When the pull-out or insertion operation of the mobile device 1 is completed, the operation of the mobile device 1 can be disabled by closing the front door 5.
On the other hand, in the case of the external operation method, the load-side disconnecting portion 13a and the load-side disconnecting portion 13a are moved and operated by moving or operating the mobile device 1 between the operating position 2d and the disconnecting position 2c with the front door 5 closed. An electric circuit can be formed or disconnected from the contact terminal 11a, or an electric circuit can be formed or disconnected from the power supply side disconnect portion 13b and the power supply side contact terminal 11b.
JP-A-6-253424

しかしながら、従来の配電盤において内部操作方式を採用した場合、移動形機器の引出または挿入操作を行うために正面扉を開放する必要があり、断路位置２ｃと運転位置２ｄとの間で移動形機器１を移動させるためのスペースをユニット室２に確保する必要があることから、配電盤の奥行きが大きくなるという問題があった。
一方、従来の配電盤において外部操作方式を採用した場合、移動形機器１を外部から移動させたり操作したりする外部操作機構が必要となることから、配電盤のコストアップを招くとともに、外部操作機構を収納するためのスペースが余分に必要になるという問題があった。
そこで、本発明の目的は、外部操作機構を別途設けることなく、正面扉を閉じたままで移動形機器を外部から移動させたり操作したりすることが可能な配電盤を提供することである。 However, when the internal operation method is adopted in the conventional switchboard, it is necessary to open the front door in order to pull out or insert the mobile device, and the mobile device 1 is between the disconnection position 2c and the operation position 2d. There is a problem that the depth of the switchboard becomes large because it is necessary to secure a space for moving the unit in the unit chamber 2.
On the other hand, when the external operation method is adopted in the conventional switchboard, an external operation mechanism for moving and operating the mobile device 1 from the outside is required, which increases the cost of the switchboard and reduces the external operation mechanism. There was a problem that extra space was required for storage.
SUMMARY OF THE INVENTION Accordingly, an object of the present invention is to provide a switchboard that can move and operate a mobile device from the outside with a front door closed without separately providing an external operation mechanism.

上述した課題を解決するために、請求項１記載の配電盤によれば、電源側断路部および負荷側断路部が設けられたユニット室と、前記ユニット室内を奥行き方向に移動することで、前記電源側断路部および前記負荷側断路部との間で電路をそれぞれ形成する移動形機器と、前記ユニット室の正面に設けられた正面扉と、前記正面扉に形成され、前記移動形機器に設けられた操作部および取手の少なくとも一部を外部に突出させる開口部と、前記移動形機器に設けられた操作部および取手の少なくとも一部が突出した状態で前記開口部が覆われるように前記正面扉に装着される脱着自在の防塵用の保護カバーとを備えることを特徴とする。 In order to solve the above-described problem, according to the switchboard according to claim 1, the power source side disconnecting part and the load side disconnecting part are provided, and the power source is moved by moving in the depth direction in the unit room. A mobile device that forms an electric circuit between the side disconnection portion and the load-side disconnection portion, a front door provided in front of the unit chamber, and a front door that is formed on the front door and provided in the mobile device. An opening for projecting at least a part of the operation part and the handle to the outside, and the front door so that the opening is covered with at least a part of the operation part and the handle provided in the movable device protruding. And a detachable protective cover for dust that is attached to the housing .

また、請求項２記載の配電盤によれば、前記移動形機器に設けられた操作部および取手の少なくとも一部が突出した時に前記開口部との間に形成される隙間を塞ぐパッキンを備えることを特徴とする。 Further, according to the switchboard according to claim 2, further comprising a packing that closes a gap formed between the operation portion provided in the mobile device and the opening when at least a part of the handle protrudes. Features.

以上説明したように、本発明によれば、移動形機器に設けられた操作部または取手を外部に突出させる開口部を正面扉に形成することにより、外部操作機構を別途設けることなく、正面扉を閉じたままで移動形機器を外部から移動させたり操作したりすることが可能となり、コストアップを抑制しつつ、配電盤のコンパクト化を図ることが可能となる。   As described above, according to the present invention, the front door is formed without forming an external operation mechanism by forming the operation part or the opening provided in the mobile device on the front door so that the handle protrudes to the outside. It is possible to move or operate the mobile device from the outside with the cover closed, and it is possible to make the switchboard compact while suppressing an increase in cost.

以下、本発明の実施形態に係る配電盤について図面を参照しながら説明する。
図１（ａ）は、本発明の一実施形態に係る配電盤に搭載された移動形機器を運転位置に移動させた時の概略構成を示す断面図、図１（ｂ）は、図１（ａ）の配電盤に搭載された移動形機器を断路位置に移動させた時の概略構成を示す断面図、図２は、図１の配電盤の正面扉に保護カバーを取り付ける方法を示す斜視図である。なお、図４の構成と同一部分については同一符号を付し、詳細な説明は省略する。 Hereinafter, a switchboard according to an embodiment of the present invention will be described with reference to the drawings.
1A is a cross-sectional view showing a schematic configuration when a mobile device mounted on a switchboard according to an embodiment of the present invention is moved to an operating position, and FIG. 1B is a cross-sectional view of FIG. FIG. 2 is a perspective view showing a method for attaching a protective cover to the front door of the switchboard in FIG. 1. FIG. 2 is a cross-sectional view showing a schematic configuration when the mobile device mounted on the switchboard in FIG. The same parts as those in FIG. 4 are denoted by the same reference numerals, and detailed description thereof is omitted.

図１において、配電盤には、移動形機器１を収納するユニット室２が設けられ、ユニット室２の前面には、開閉可能な正面扉１５が設けられている。なお、正面扉１５の開閉方式は、回転式であってもよいし、前後に移動可能な引き出し式であってもよいし、上下に移動可能なシャッタ式であってもよい。
そして、正面扉１５には、移動形機器１に設けられた操作部１ｂおよび取手１ｃの少なくとも一部を外部に突出させる開口部５ａが形成されている。また、正面扉１５には、移動形機器１に設けられた操作部１ｂおよび取手１ｃの少なくとも一部が突出した状態で開口部５ａを覆う防塵用の保護カバー６が脱着自在に装着されている。ここで、保護カバー６には、正面扉１５に保護カバー６を装着するための取り付け金具６ａが設けられている。 In FIG. 1, the switchboard is provided with a unit chamber 2 that houses the mobile device 1, and a front door 15 that can be opened and closed is provided in front of the unit chamber 2. The opening / closing method of the front door 15 may be a rotary type, a drawer type that can be moved back and forth, or a shutter type that can be moved up and down.
The front door 15 is formed with an opening 5a for projecting at least a part of the operation unit 1b and the handle 1c provided in the movable device 1 to the outside. The front door 15 is detachably mounted with a dust-proof protective cover 6 that covers the opening 5a in a state where at least a part of the operation unit 1b and the handle 1c provided on the mobile device 1 protrudes. . Here, the protective cover 6 is provided with a mounting bracket 6 a for attaching the protective cover 6 to the front door 15.

そして、図１（ａ）に示すように、正面扉１５を閉じた状態で保護カバー６を外し、開口部５ａを介して移動形機器１を外部から操作しながら、移動形機器１を運転位置２ｄに移動させることで、負荷側断路部１３ａと負荷側接触端子１１ａとを接触させ、負荷側断路部１３ａと負荷側接触端子１１ａとの間で電路を形成するとともに、電源側断路部１３ｂと電源側接触端子１１ｂとを接触させ、電源側断路部１３ｂと電源側接触端子１１ｂとの間で電路を形成することができる。   Then, as shown in FIG. 1A, the protective cover 6 is removed with the front door 15 closed, and the mobile device 1 is operated from the outside through the opening 5a while operating the mobile device 1 from the outside. 2d, the load-side disconnecting part 13a and the load-side contact terminal 11a are brought into contact with each other, and an electric circuit is formed between the load-side disconnecting part 13a and the load-side contact terminal 11a, and the power-side disconnecting part 13b The power supply side contact terminal 11b is brought into contact, and an electric circuit can be formed between the power supply side disconnecting portion 13b and the power supply side contact terminal 11b.

また、図１（ｂ）に示すように、正面扉１５を閉じた状態で保護カバー６を外し、開口部５ａを介して移動形機器１を外部から操作しながら、移動形機器１を断路位置２ｃに移動させることで、負荷側断路部１３ａと負荷側接触端子１１ａとを離間させ、負荷側断路部１３ａと負荷側接触端子１１ａとの間の電路を切断するとともに、電源側断路部１３ｂと電源側接触端子１１ｂとを離間させ、電源側断路部１３ｂと電源側接触端子１１ｂとの間の電路を切断することができる。   Further, as shown in FIG. 1 (b), the protective cover 6 is removed with the front door 15 closed, and the mobile device 1 is operated from the outside through the opening 5a while the mobile device 1 is disconnected. 2c, the load-side disconnecting portion 13a and the load-side contact terminal 11a are separated from each other, the electrical path between the load-side disconnecting portion 13a and the load-side contact terminal 11a is disconnected, and the power-side disconnecting portion 13b The power supply side contact terminal 11b can be separated from the power supply side disconnecting portion 13b and the power supply side contact terminal 11b.

そして、移動形機器１を断路位置２ｃに移動させると、図２に示すように、正面扉１５に保護カバー６を装着し、取り付け金具６ａにて正面扉１５に保護カバー６を固定することができる。
これにより、外部操作機構を別途設けることなく、正面扉１５を閉じたままで移動形機器１を外部から移動させたり操作したりすることが可能となり、コストアップを抑制しつつ、配電盤のコンパクト化を図ることが可能となる。 Then, when the mobile device 1 is moved to the disconnecting position 2c, as shown in FIG. 2, the protective cover 6 is attached to the front door 15, and the protective cover 6 is fixed to the front door 15 with the mounting bracket 6a. it can.
This makes it possible to move or operate the mobile device 1 from the outside with the front door 15 closed without separately providing an external operation mechanism, thereby reducing the cost of the switchboard while suppressing an increase in cost. It becomes possible to plan.

また、開口部５ａを覆う保護カバー６を正面扉１５に装着することにより、操作部１ｂと開口部５ａとの間に隙間５ｂが形成された場合においても、防塵効果を得ることが可能となるとともに、操作部１ｂの誤操作を防止することができる。
なお、操作部１ｂと開口部５ａとの間の隙間５ｂを塞ぐために、操作部１ｂと開口部５ａとの間の隙間５ｂにパッキンを設けるようにしてもよい。この場合、正面扉１５の開閉方式は、前後に移動可能な引き出し式が望ましい。 Further, by attaching the protective cover 6 covering the opening 5a to the front door 15, even when a gap 5b is formed between the operation portion 1b and the opening 5a, a dustproof effect can be obtained. At the same time, erroneous operation of the operation unit 1b can be prevented.
In order to close the gap 5b between the operation unit 1b and the opening 5a, a packing may be provided in the gap 5b between the operation unit 1b and the opening 5a. In this case, the opening / closing method of the front door 15 is preferably a pull-out type that can move back and forth.

図３は、図１の配電盤の正面扉にパッキンを取り付けた構成を示す斜視図である。
図３において、正面扉１５の開口部５ａの周囲にはパッキン１７が設けられている。ここで、パッキン１７は、操作部１ｂが開口部５ａに挿入された時に操作部１ｂに対して摺動自在に構成されている。なお、パッキン１７は、ゴムなどの弾力性のある材料で構成することができる。そして、パッキン１７は、押さえ板１９を介してボルト１８にて正面扉１５に固定されている。
これにより、操作部１ｂと開口部５ａとの間に隙間５ｂが形成された場合においても、保護カバー６を取り付けることなく、操作部１ｂと開口部５ａとの間に隙間５ｂを塞ぐことが可能となり、防塵効果を得ることが可能となる。 FIG. 3 is a perspective view showing a configuration in which packing is attached to the front door of the switchboard of FIG.
In FIG. 3, a packing 17 is provided around the opening 5 a of the front door 15. Here, the packing 17 is configured to be slidable with respect to the operation portion 1b when the operation portion 1b is inserted into the opening 5a. The packing 17 can be made of an elastic material such as rubber. The packing 17 is fixed to the front door 15 with bolts 18 via a pressing plate 19.
Thereby, even when the gap 5b is formed between the operation portion 1b and the opening 5a, the gap 5b can be closed between the operation portion 1b and the opening 5a without attaching the protective cover 6. Thus, a dustproof effect can be obtained.

図１（ａ）は、本発明の一実施形態に係る配電盤に搭載された移動形機器を運転位置に移動させた時の概略構成を示す断面図、図１（ｂ）は、図１（ａ）の配電盤に搭載された移動形機器を断路位置に移動させた時の概略構成を示す断面図である。1A is a cross-sectional view showing a schematic configuration when a mobile device mounted on a switchboard according to an embodiment of the present invention is moved to an operating position, and FIG. 1B is a cross-sectional view of FIG. It is sectional drawing which shows schematic structure when the movable apparatus mounted in the switchboard of () is moved to the disconnection position. 図１の配電盤の正面扉に保護カバーを取り付ける方法を示す斜視図である。It is a perspective view which shows the method of attaching a protective cover to the front door of the switchboard of FIG. 図１の配電盤の正面扉にパッキンを取り付けた構成を示す斜視図である。It is a perspective view which shows the structure which attached packing to the front door of the switchboard of FIG. 図４（ａ）は、従来の配電盤に搭載された移動形機器を運転位置に移動させた時の概略構成を示す断面図、図４（ｂ）は、図４（ａ）の配電盤に搭載された移動形機器を断路位置に移動させた時の概略構成を示す断面図である。FIG. 4A is a cross-sectional view showing a schematic configuration when a mobile device mounted on a conventional switchboard is moved to an operating position, and FIG. 4B is mounted on the switchboard of FIG. 4A. It is sectional drawing which shows schematic structure when moving the movable apparatus which has been moved to the disconnection position.

符号の説明Explanation of symbols

１ 移動形機器
１ａ 正面パネル
１ｂ 操作部
１ｃ 取手
２ ユニット室
２ａ ユニットテーブル
２ｂ 奥行き方向
２ｃ 断路位置
２ｄ 運転位置
３ａ、３ｂ ブッシング
４ 移動距離
５ａ 開口部
５ｂ 隙間
６ 保護カバー
６ａ 取り付け金具
１１ａ 負荷側接触端子
１１ｂ 電源側接触端子
１１ｃ 車輪
１３ａ 負荷側断路部
１３ｂ 電源側断路部
１５ 正面扉（外部操作）
１７ パッキン
１８ ボルト
１９ 押さえ板 DESCRIPTION OF SYMBOLS 1 Mobile device 1a Front panel 1b Operation part 1c Handle 2 Unit room 2a Unit table 2b Depth direction 2c Disconnection position 2d Operation position 3a, 3b Bushing 4 Movement distance 5a Opening 5b Clearance 6 Protective cover 6a Mounting bracket 11a Load side contact terminal 11b Power supply side contact terminal 11c Wheel 13a Load side disconnection part 13b Power supply side disconnection part 15 Front door (external operation)
17 Packing 18 Bolt 19 Holding plate

Claims (2)

電源側断路部および負荷側断路部が設けられたユニット室と、
前記ユニット室内を奥行き方向に移動することで、前記電源側断路部および前記負荷側断路部との間で電路をそれぞれ形成する移動形機器と、
前記ユニット室の正面に設けられた正面扉と、
前記正面扉に形成され、前記移動形機器に設けられた操作部および取手の少なくとも一部を外部に突出させる開口部と、
前記移動形機器に設けられた操作部および取手の少なくとも一部が突出した状態で前記開口部が覆われるように前記正面扉に装着される脱着自在の防塵用の保護カバーとを備えることを特徴とする配電盤。 A unit room provided with a power supply side disconnection part and a load side disconnection part;
By moving in the depth direction in the unit room, mobile devices that respectively form an electric circuit between the power-side disconnection part and the load-side disconnection part,
A front door provided in front of the unit room;
An opening formed on the front door, and projecting at least a part of an operating portion and a handle provided in the movable device ;
A removable dust-proof protective cover mounted on the front door so that the opening is covered in a state where at least a part of a handle protrudes from an operation part provided on the mobile device. The switchboard. 前記移動形機器に設けられた操作部および取手の少なくとも一部が突出した時に前記開口部との間に形成される隙間を塞ぐパッキンを備えることを特徴とする請求項１記載の配電盤。 Switchboard according to claim 1, further comprising a packing for closing the gap formed between at the opening at least partially protrude the operation portion and a handle provided in the portable type apparatus.
JP2007286203A 2007-11-02 2007-11-02 switchboard Active JP4917515B2 (en)

Priority Applications (2)

Application Number Priority Date Filing Date Title
JP2007286203A JP4917515B2 (en) 2007-11-02 2007-11-02 switchboard
PCT/JP2008/069354 WO2009057529A1 (en) 2007-11-02 2008-10-24 Switchboard

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP2007286203A JP4917515B2 (en) 2007-11-02 2007-11-02 switchboard

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JP4917515B2 true JP4917515B2 (en) 2012-04-18

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* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP5326886B2 (en) * 2009-07-09 2013-10-30 富士電機株式会社 switchboard
AT512555B1 (en) * 2012-02-29 2014-08-15 Eaton Ind Austria Gmbh cabinet door
CN105870816B (en) * 2013-04-18 2017-09-29 国网江苏省电力公司常州供电公司 The good relay protection of security and automatics screen cabinet maintenance error-proof device

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* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5489226A (en) * 1977-12-27 1979-07-16 Toshiba Corp Enclosed switchboard
JPS5617818U (en) * 1979-07-19 1981-02-17
JPS57146711A (en) * 1981-03-06 1982-09-10 Nitto Electric Ind Co Ltd Material for administering pharmaceutically active substance
JPS57146711U (en) * 1981-03-10 1982-09-14
JPS62202005A (en) * 1986-02-28 1987-09-05 Kawaguchi Hiroshi Porous metallic sheet
JPS62202004A (en) * 1986-03-03 1987-09-05 Tohoku Tokushuko Kk Fine wire having good durability
JPH0632730Y2 (en) * 1986-06-10 1994-08-24 日新電機株式会社 Closed switchboard
JPS62202004U (en) * 1986-06-10 1987-12-23
JPS6440209A (en) * 1987-08-05 1989-02-10 Fujitsu Ltd Dividing device for printed board
JPH0632729Y2 (en) * 1987-09-03 1994-08-24 富士電機株式会社 Draw-out circuit breaker
JPH056568U (en) * 1991-06-28 1993-01-29 富士通株式会社 Switch misoperation prevention structure
JPH11332038A (en) * 1998-05-15 1999-11-30 Nissin Electric Co Ltd Clearance blocking apparatus for switch gear

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