JP2005325642A

JP2005325642A - Hinge

Info

Publication number: JP2005325642A
Application number: JP2004146527A
Authority: JP
Inventors: Tatsujiro Wada; 龍二郎和田
Original assignee: CHIBA DENKI KK
Current assignee: CHIBA DENKI KK
Priority date: 2004-05-17
Filing date: 2004-05-17
Publication date: 2005-11-24
Anticipated expiration: 2024-05-17
Also published as: JP4385181B2

Abstract

<P>PROBLEM TO BE SOLVED: To provide a hinge capable of removing the intermediate cover pulled in relatively deeply into the inside of a case body like an intermediate cover of a distribution board box body and taking out the hinge in the outside of the box body. <P>SOLUTION: The hinge is provided with three sheets of blades formed of the first blade 121, the second blade 122, and the third blade 123, the first shaft part 124 interposed between the first blade 121, and the second blade 122, and two shafts 125 intervened between the second blade 122 and the third blade 123. The second shaft 125 intervened between the second blade 122 and the third blade 123 is constituted so as to be insertable. The hinge 12 is so constituted that it is formed attachably/detachably between the third blade 123 and the second blade 122. <P>COPYRIGHT: (C)2006,JPO&NCIPI

Description

本発明は、蝶番に関し、特に、ブレーカを備えた分電盤に使用できる蝶番に関するものである。 The present invention relates to a hinge, and more particularly to a hinge that can be used in a distribution board provided with a breaker.

分電盤Ｂは、例えば、図６（Ａ）に示すように、箱体１と取付具２と基板（中板）３と支柱４と中扉（中皿）５と化粧枠６と中皿取付枠７と外扉８とを備えてなっている。
当該基板３は、図示のように、取付馬と称される取付具２により箱体１に取り付けられ、当該基板３には支柱４を立設して中扉５を取付けている。
当該基板３には、主幹ブレーカ（開閉器）９と分岐ブレーカ（開閉器）１０が取り付けられ、当該中扉５には、当該主幹ブレーカ９と分岐ブレーカ１０のそれぞれのハンドル１１を突出しさせる窓孔が開けられている。
図６（Ｂ）は、当該中扉５において当該主幹ブレーカ９と分岐ブレーカ１０のそれぞれのハンドル１１が窓孔から突出しさせる様子を例示している。
当該中扉５は、上記のように、主幹ブレーカ９及び分岐ブレーカ１０のそれぞれのハンドル１１を突出しさせて、当該箱体内部の主幹ブレーカ９及び分岐ブレーカ１０の導電部及びその間の接続導電部Ｓへの接触（感電）を回避するために、箱体の開口部を塞ぐ形で当該箱体１に取付けられている。
主幹ブレーカ９と分岐ブレーカ１０のそれぞれのハンドル操作は、外扉８を開けることにより可能で、当該外扉８を開けると、当該分電盤Ｂは、その箱体１の一面が開口される。
上記のように、主幹ブレーカ９及び分岐ブレーカ１０の導電部及びその間の接続導電部Ｓへの接触（感電）を回避するために中扉５が設けられ、又、化粧枠６により、外部との接触を断っている。
又、当該中扉（中皿）５の取付には、中皿取付枠７が設けられている。
当該中扉５は、上記のように、主幹ブレーカ９及び分岐ブレーカ１０への接触を回避するために、通常は開けられることはないが、ブレーカの点検などの為に、開閉が必要な場合もあるので、例えば、図６（Ａ）に示すように、ヒンジ（蝶番）Ｈを使用して、当該中扉５が開閉できるようにしていることもある。
しかし、当該中扉５は、箱体１の内部に比較的に深く引き込まれた形態で取付けられているので、その開閉や取付け取外しが容易でないなどの欠点がある。
一方、蝶番は、ドアの開閉などの各種用途に使用され、２枚の羽根部や３枚の羽根部を有し、又、２軸のヒンジピンを有するものも開発されており、上記のように、分電盤においても、中扉や外扉の開閉などに、蝶番が使用されているが、上記分電盤の中扉のような箱体の内部に比較的に深く引き込まれた形態で取付けられている場合や箱体との間で段差が設けられている場合などについては、その開閉や取付け取外しは容易ではない。
特開２００３−２４４８０６号公報、特開２００２−３５９９０７号公報、実開平６−３２６５７号公報、特開平１１−８１７８４号公報、特開２０００−１９２７１６号公報、特開２０００−１５２４３３号公報 As shown in FIG. 6A, for example, the distribution board B includes a box 1, a fixture 2, a substrate (middle plate) 3, a column 4, a middle door (middle plate) 5, a decorative frame 6, and a middle plate. A mounting frame 7 and an outer door 8 are provided.
As shown in the figure, the board 3 is attached to the box 1 by a fixture 2 called a mounting horse, and a column 4 is erected on the board 3 and a middle door 5 is attached.
A main circuit breaker (switch) 9 and a branch breaker (switch) 10 are attached to the board 3, and a window hole through which the handle 11 of each of the main breaker 9 and the branch breaker 10 protrudes from the middle door 5. Is opened.
FIG. 6B illustrates a state in which the handles 11 of the main breaker 9 and the branch breaker 10 project from the window hole in the inner door 5.
As described above, the middle door 5 projects the handles 11 of the main breaker 9 and the branch breaker 10 so that the conductive portions of the main breaker 9 and the branch breaker 10 inside the box and the connecting conductive portion S therebetween. In order to avoid contact (electrical shock), the box 1 is attached to the box 1 so as to close the opening of the box.
Each handle operation of the main breaker 9 and the branch breaker 10 can be performed by opening the outer door 8. When the outer door 8 is opened, the distribution board B is opened on one surface of the box 1.
As described above, the inner door 5 is provided in order to avoid contact (electric shock) with the conductive portions of the main breaker 9 and the branch breaker 10 and the connecting conductive portion S therebetween. Refusing contact.
Further, a middle tray mounting frame 7 is provided for mounting the middle door (middle pan) 5.
As described above, the middle door 5 is not normally opened to avoid contact with the main breaker 9 and the branch breaker 10, but may need to be opened and closed for inspection of the breaker. Therefore, for example, as shown in FIG. 6A, a hinge (hinge) H may be used so that the middle door 5 can be opened and closed.
However, since the middle door 5 is attached in a form that is drawn relatively deeply into the inside of the box body 1, there is a drawback that it is not easy to open / close or remove it.
On the other hand, hinges are used for various applications such as opening and closing of doors, and those having two blades and three blades, and having a biaxial hinge pin have also been developed. Also, in the distribution board, hinges are used for opening and closing the inner door and outer door, etc., but it is mounted in a form that is relatively deeply drawn into the box like the inner door of the above distribution board Opening / closing and attaching / detaching are not easy when the case is provided or when a step is provided with the box.
JP-A-2003-244806, JP-A-2002-359907, JP-A-6-32657, JP-A-11-81784, JP-A-2000-192716, JP-A-2000-152433

本発明は、前記のような問題点を解消することができる新規の技術を提供することを目的としたものである。
本発明の他の目的や新規な特徴については本件明細書及び図面の記載からも明らかになるであろう。 An object of the present invention is to provide a novel technique capable of solving the above-described problems.
Other objects and novel features of the present invention will become apparent from the description of the present specification and the drawings.

本発明の特許請求の範囲は、次の通りである。
（請求項１）第１の羽根部、第２の羽根部及び第３の羽根部よりなる３枚の羽根部と、前記第１の羽根部と第２の羽根部との間に介在した第１の軸部と前記第２の羽根部と第３の羽根部との間に介在した第２の軸部とよりなる２個の軸部とを備えてなり、前記第２の羽根部は前記第１の羽根部に設けられた孔との間の固着孔を有し、前記第１の羽根部は当該第１の羽根部を箱体などの支持体に固定することができる支持体固定孔を有していると共に、前記第２の羽根部に設けられた固着孔との間の固着孔を有し、前記第３の羽根部は蓋又は扉などの物を取付けることができる取付孔を有してなり、且つ、当該第２の羽根部及び第３の羽根部との間に介在した前記第２の軸部は抜き差しが可能に構成され、当該第３の羽根部と第２の羽根部との間で脱着が可能に構成されてなることを特徴とする蝶番。
（請求項２）蝶番が、ブレーカを備えた分電盤用蝶番で、第１の羽根部は分電盤の箱体に固定することができる分電盤箱体固定孔を有し、第３の羽根部は箱体内部の中蓋を取付けることができる取付孔を有し、必要に応じて当該箱体内部の中蓋を開き又は前記箱体から外す際には、第１の羽根部に設けられた固着孔と第２の羽根部に設けられた固着孔とに挿通された締結具を外し、抜き差しが可能に構成された第２の軸部において、第３の羽根部を第２の羽根部から脱すことにより、当該第３の羽根部に取り付けられた前記中蓋を開き又は前記箱体から外すことができるようになっていることを特徴とする、請求項１に記載の蝶番。 The claims of the present invention are as follows.
(Claim 1) A first blade portion, a second blade portion, and a third blade portion composed of a third blade portion, and a first interposed between the first blade portion and the second blade portion. 1 shaft portion and two shaft portions comprising a second shaft portion interposed between the second blade portion and the third blade portion, the second blade portion being A support fixing hole that has a fixing hole between the first blade portion and a hole provided in the first blade portion, and the first blade portion can fix the first blade portion to a support body such as a box. And a fixing hole between the fixing hole provided in the second blade part, and the third blade part has an attachment hole to which an object such as a lid or a door can be attached. The second shaft portion interposed between the second blade portion and the third blade portion is configured to be removable, and the third blade portion and the second blade are configured to be removable. With the department In hinges, characterized in that the desorption is configured to be capable.
(Claim 2) The hinge is a hinge for a distribution board provided with a breaker, and the first blade portion has a distribution board box fixing hole that can be fixed to the box body of the distribution board, The blade portion has a mounting hole to which the inner lid inside the box body can be attached. When the inner lid inside the box body is opened or removed from the box body as necessary, the first blade portion has The fastener inserted through the fixing hole provided and the fixing hole provided in the second blade portion is removed, and the third blade portion is connected to the second shaft portion in the second shaft portion that can be inserted and removed. The hinge according to claim 1, wherein the inner lid attached to the third blade portion can be opened or removed from the box by being removed from the blade portion.

本発明によれば、通常は、蝶番における第１の羽根部に設けられた固着孔と第２の羽根部に設けられた固着孔とに締結具を挿通して、中蓋を閉じておき、ブレーカの点検等の為に、当該中蓋を開きたい時には、当該締結具を外すと、当該蝶番は、第１の羽根部、第２の羽根部及び第３の羽根部の３枚の羽根部よりなるので、当該第１の羽根部及び第２の羽根部の固着が解かれて当該第２の羽根部が伸び、又、それに伴い、第３の羽根部も当該第２の羽根部から伸びて、当該３枚の羽根部が展開して、当該第２の羽根部と第３の羽根部とを連結している第２の軸部が分電盤の箱体の外部に出るので、当該第２の軸部において、第３の羽根部を第２の羽根部から脱すことにより、当該中蓋を開くことができるようになっている。
即ち、当該第２の軸部は、抜き差しが可能に構成されているので、当該第２の軸部において、第３の羽根部を第２の羽根部から脱すことができ、延ては、中蓋を開口できるようになっている。
このように、分電盤箱体の中蓋のような箱体の内部に比較的に深く引き込まれていて、当該内部では中蓋が箱体の天井壁に当接して開閉しづらいような場合でも、本発明による蝶番を使用することにより、分電盤箱体の外部に引き出せるだけでなく、２軸の軸部の一方が抜き差しが可能なので、箱体の外部において中蓋を取り外し開くことができる。抜き差しが可能なので、再び、中蓋を第３の羽根部に取付け、閉じることができる。 According to the present invention, usually, the fastener is inserted through the fixing hole provided in the first blade portion and the fixing hole provided in the second blade portion in the hinge, and the inner lid is closed, When you want to open the inner lid for inspection of the breaker, etc., if you remove the fastener, the hinge has three blade parts: the first blade part, the second blade part, and the third blade part. Therefore, the first blade portion and the second blade portion are unfixed and the second blade portion extends, and accordingly, the third blade portion also extends from the second blade portion. Then, since the three blade portions are deployed and the second shaft portion connecting the second blade portion and the third blade portion is outside the box body of the distribution board, In the second shaft portion, the inner lid can be opened by removing the third blade portion from the second blade portion.
That is, since the second shaft portion is configured to be removable, the third blade portion can be detached from the second blade portion in the second shaft portion, The lid can be opened.
In this way, when it is drawn relatively deeply inside the box such as the inner lid of the distribution board box body, it is difficult to open and close the inner lid against the ceiling wall of the box body However, by using the hinge according to the present invention, not only can it be pulled out of the distribution board box body, but also one of the two shaft parts can be inserted and removed, so that the inner lid can be removed and opened outside the box body. it can. Since it can be inserted and removed, the inner lid can be attached to the third blade portion and closed again.

図１（Ａ）及び（Ｂ）に示すように、蝶番１２は、第１の羽根部１２１、第２の羽根部１２２及び第３の羽根部１２３よりなる３枚の羽根部と、前記第１の羽根部１２１と第２の羽根部１２２との間に介在した第１の軸部１２４と前記第２の羽根部１２２と第３の羽根部１２３との間に介在した第２の軸部１２５とよりなる２個の軸部とを備えてなる。
当該第２の軸部１２５は抜き差しが可能に構成されており、図１（Ｃ）に示すように、第３の羽根部１２３を第２の羽根部１２２から上方向に脱すことができるようになっている。
図１（Ｄ）及び（Ｅ）に示すように、蝶番１２は、図示右側の第１の羽根部１２１、第２の羽根部１２２、第１の軸部１２４及び第２の軸部１２５のヒンジ１２５０の下半分とヒンジピン（ヒンジ軸）１２５１よりなる部分と、図示左側の第３の羽根部１２３と第２の軸部１２５のヒンジ１２５０の上半分とよりなる部分とに、分離される。
尚、第１の軸部１２４は、図示のように、ヒンジ１２４０とヒンジピン（ヒンジ軸）１２４１とよりなる As shown in FIGS. 1A and 1B, the hinge 12 includes three blade portions including a first blade portion 121, a second blade portion 122, and a third blade portion 123, and the first blade portion. The first shaft portion 124 interposed between the second blade portion 122 and the second blade portion 122, and the second shaft portion 125 interposed between the second blade portion 122 and the third blade portion 123. And two shaft portions made up of
The second shaft portion 125 is configured to be removable, so that the third blade portion 123 can be detached upward from the second blade portion 122 as shown in FIG. It has become.
As shown in FIGS. 1D and 1E, the hinge 12 is a hinge of the first blade 121, the second blade 122, the first shaft 124, and the second shaft 125 on the right side of the figure. The lower half 1250 and the hinge pin (hinge shaft) 1251 are separated from each other, and the third blade 123 on the left side of the drawing and the upper half of the hinge 1250 of the second shaft 125 are separated.
The first shaft portion 124 includes a hinge 1240 and a hinge pin (hinge shaft) 1241 as shown in the figure.

図１（Ａ）及び（Ｂ）に示すように、当該蝶番１２における第１の羽根部１２１には、上下方向に３つの孔１２７，１２６，１２７が開けられている。当該第１の羽根部１２１
におけるその中央の孔１２６は、第２の羽根部１２２の中央に設けられた固着孔１２８との間の固着孔である。当該第１の羽根部１２１における当該中央の固着孔１２６の上下に離隔して設けられた２つの孔１２７、１２７は、当該蝶番１２の第１の羽根部１２１を箱体などの支持体に固定することができる支持体固定孔である。
上記のように第２の羽根部１２２には、当該第１の羽根部１２１に設けられた固着孔１２６との間の固着孔１２８が設けられている。
当該第２の羽根部１２２は、後述のように、通常の中扉５を閉めておくときには、第１の羽根部１２１側に折曲げられ、当該第１の羽根部１２１と当接され、これら第１の羽根部１２１の固着孔１２６と第２の羽根部１２２の固着孔１２８との間に、例えば皿ビスとビス又はボルト及びナットの組合わせからなる締結具の皿ビス、ボルトを挿通し、ビス、ナットを例えば分電盤の箱体に止着して、当該第１の羽根部１２１を備えた蝶番１２を介して中扉５を当該分電盤の箱体に固定することができる。
前記第３の羽根部１２３には、図示のように、上下方向に２つの蓋又は扉などの物を取付けることができる取付孔１２９，１２９が設けられており、例えば、分電盤の中蓋５が、例えば皿ビスにより当該取付孔１２９、１２９を利用して取付られる。 As shown in FIGS. 1A and 1B, the first blade 121 of the hinge 12 has three holes 127, 126, and 127 formed in the vertical direction. The first blade 121
The central hole 126 in FIG. 5 is a fixing hole between the fixing hole 128 provided in the center of the second blade portion 122. Two holes 127 and 127 provided above and below the central fixing hole 126 in the first blade portion 121 are fixed to the support body such as a box body by fixing the first blade portion 121 of the hinge 12. It is a support fixing hole which can be made.
As described above, the second blade portion 122 is provided with the fixing hole 128 between the second blade portion 122 and the fixing hole 126 provided in the first blade portion 121.
As will be described later, when the normal inner door 5 is closed, the second blade portion 122 is bent toward the first blade portion 121 and is in contact with the first blade portion 121. Between the fixing hole 126 of the first blade 121 and the fixing hole 128 of the second blade 122, for example, a countersunk screw and bolt of a fastener made of a combination of a countersunk screw and a screw or bolt and nut are inserted. The screws and nuts can be fixed to the box body of the distribution board, for example, and the middle door 5 can be fixed to the box body of the distribution board via the hinge 12 provided with the first blade 121. .
As shown in the figure, the third blade portion 123 is provided with mounting holes 129 and 129 for mounting two lids or doors in the vertical direction. 5 is attached using the mounting holes 129 and 129, for example, with countersunk screws.

図２（Ａ）に示すように、前記の図１（Ｄ）及び（Ｅ）に示す分離された蝶番１２の図示右側の第１の羽根部１２１、第２の羽根部１２２、第１の軸部１２４及び第２の軸部１２５のヒンジ１２５０の下半分とヒンジピン（ヒンジ軸）１２５１よりなる部分を、その図示が省略されているが当該分離蝶番１２の第１の羽根部１２１における２つの支持体固定孔１２７に、例えば皿ビスＥを挿通させて、当該分離蝶番の第１の羽根部１２１を分電盤の箱体１に固定する。
一方、図２（Ａ）に示すように、中蓋５に、前記した第３の羽根部１２３と第２の軸部１２５のヒンジ１２５０の上半分とよりなる蝶番１２の左側部分を、その図示が省略されているが、第３の羽根部１２３の取付孔１２９に、例えば皿ビスＧを用いて取付けておく。
前記のように、第２の軸部１２５は抜き差しが可能に構成されているので、図２（Ａ）の矢標で示すように、中蓋５を取付けた第３の羽根部１２３に隣接するヒンジ１２５０を、第２の羽根部１２２に隣接するヒンジ１２５０に、第２の軸部１２５の露出したヒンジピン（ヒンジ軸）１２５１を位置決めとして、装着する。
図２（Ｂ）は、第３の羽根部１２３を第２の羽根部１２２に装着した例を図示してある。
図２（Ｃ）に示すように、当該第２の羽根部１２２を、第１の羽根部１２１側に折曲げ、図２（Ｄ）に示すように、当該第１の羽根部１２１と当接し、第１の羽根部１２１の固着孔１２６と第２の羽根部１２２の固着孔１２８との間に、例えば皿ビスＥに加えてビスＦを止着し、更に、図２（Ｄ）に矢標で示すように第３の羽根部１２３を回転させ、図２（Ｅ）に示すように、当該第１の羽根部１２１及び第２の羽根部１２２の上部に第３の羽根部１２３を展開して、当該蝶番１２を介して中蓋５にて当該分電盤の箱体１の開口面を閉鎖する。
当該中蓋５により閉鎖された分電盤の箱体１において、図２（Ｅ）に示す状態から、必要に応じて当該箱体１内部の中蓋５を開く際には、上記した第１の羽根部１２１に設けられた固着孔１２６と第２の羽根部１２２に設けられた固着孔１２８とに挿通された締結具Ｆを外す。
当該締結具Ｆを外すと、第１の羽根部１２１と第２の羽根部１２２との固着が解かれ、第２の羽根部１２２が第１の羽根部１２１から下落し、又、第３の羽根部１２３も下落し、元の図２（Ａ）に示す状態に戻る。
図２（Ｄ）のＸで示すラインでは、抜き差しが可能に構成された第２の軸部１２５であっても、第３の羽根部１２３を第２の羽根部１２２から脱すことが出来ないが、図２（Ｄ）のＹで示すラインに展開することにより、当該第２の軸部１２５は、その抜き差しが可能になり、当該箱体１の外部のＹラインにて、第３の羽根部１２３を第２の羽根部１２２から脱すことが出来、それにより、当該第３の羽根部１２３に取り付けられた中蓋５を取り外し開くことができる。 As shown in FIG. 2A, the first blade 121, the second blade 122, and the first shaft on the right side of the separated hinge 12 shown in FIGS. 1D and 1E are shown. Although the illustration of the portion consisting of the lower half of the hinge 1250 and the hinge pin (hinge shaft) 1251 of the portion 124 and the second shaft portion 125 is omitted, two supports in the first blade portion 121 of the separation hinge 12 For example, a countersunk screw E is inserted into the body fixing hole 127 to fix the first blade portion 121 of the separation hinge to the box 1 of the distribution board.
On the other hand, as shown in FIG. 2 (A), the left side portion of the hinge 12 including the third blade portion 123 and the upper half of the hinge 1250 of the second shaft portion 125 is illustrated on the inner lid 5. Is omitted, but is attached to the attachment hole 129 of the third blade 123 using, for example, a countersunk screw G.
As described above, since the second shaft portion 125 is configured to be detachable, the second shaft portion 125 is adjacent to the third blade portion 123 to which the inner lid 5 is attached as shown by the arrow in FIG. The hinge 1250 is attached to the hinge 1250 adjacent to the second blade portion 122 with the hinge pin (hinge shaft) 1251 exposed from the second shaft portion 125 being positioned.
FIG. 2B illustrates an example in which the third blade portion 123 is attached to the second blade portion 122.
As shown in FIG. 2C, the second blade 122 is bent toward the first blade 121, and is in contact with the first blade 121 as shown in FIG. In addition to the countersunk screw E, for example, a screw F is fastened between the fixing hole 126 of the first blade part 121 and the fixing hole 128 of the second blade part 122, and an arrow in FIG. The third blade portion 123 is rotated as shown by the mark, and the third blade portion 123 is deployed on top of the first blade portion 121 and the second blade portion 122 as shown in FIG. Then, the opening surface of the box 1 of the distribution board is closed by the inner lid 5 via the hinge 12.
In the box 1 of the distribution board closed by the inner lid 5, when opening the inner lid 5 inside the box 1 from the state shown in FIG. The fastener F inserted through the fixing hole 126 provided in the blade 121 and the fixing hole 128 provided in the second blade 122 is removed.
When the fastener F is removed, the first blade portion 121 and the second blade portion 122 are unfixed, the second blade portion 122 falls from the first blade portion 121, and the third The blade part 123 also falls and returns to the original state shown in FIG.
In the line indicated by X in FIG. 2D, the third blade portion 123 cannot be removed from the second blade portion 122 even if it is the second shaft portion 125 that can be inserted and removed. 2D, the second shaft portion 125 can be inserted / removed by being expanded to a line indicated by Y in FIG. 2D, and the third blade portion is formed on the Y line outside the box 1. 123 can be removed from the second blade portion 122, whereby the inner lid 5 attached to the third blade portion 123 can be removed and opened.

図３は、当該蝶番１２を適用した分電盤の平面図で、前記図６に示す従来例よりも箱体内部が簡略化された分電盤箱体に本発明の当該蝶番１２を適用した例を示す。
前記の図６に示すように、従来例では、その分電盤は、例えば、箱体１と取付具２と基板（中板）３と支柱４と中扉（中皿）５と化粧枠６と中皿取付枠７と外扉８とを備えてなっており、当該基板３が取付馬と称される取付具２により箱体１に取り付けられ、当該基板３には支柱４を立設して中扉５が取り付けられている。又、中扉５と箱体１には化粧枠６が設けられている。更には、その図示が省略されているが、当該中扉（中皿）５の取付に、中皿取付枠７が設けられている。
図３に示す分電盤箱体は、簡略化された分電盤箱体で、従来例のような支柱４を設けず、基板（中板）３を、図示のようなひの字状に構成した基板３０とし、その両端部を、例えば、ボルトとひの字状の支持金物１３により止着する。
図３に示すように、蝶番１２を分電盤の箱体１に取り付ける。図２（Ｂ）に示すように蝶番１２の第３の羽根部１２３に中扉（中皿）５の片端部を取り付ける。
前記の図２（Ｃ）に示すように、当該第２の羽根部１２２を、第１の羽根部１２１側に折曲げ、図２（Ｄ）に示すように、当該第１の羽根部１２１と当接し、第１の羽根部１２１の固着孔１２６と第２の羽根部１２２の固着孔１２８との間に、例えば皿ビスＥに加えてビスＦを止着し、更に、図２（Ｄ）に矢標で示すように第３の羽根部１２３を回転させ、図２（Ｅ）に示すように、当該第１の羽根部１２１及び第２の羽根部１２２の上部に第３の羽根部１２３を展開して、当該蝶番１２を介して中蓋５にて当該分電盤の箱体１の開口面を閉鎖する。
当該中扉（中皿）５の他方片端部は、図示のように、ローレット１４により、箱体１に取付ける。
当該分電盤箱体によれば、従来例の支柱４が不要となり、又、従来例の化粧枠６や中扉（中皿）５の取付に必要な中皿取付枠７が不要となる。
従って、従来例の分電盤における支柱、化粧枠及び中皿取付枠７が不要となるので、部品点数が軽減され、簡単な組立にて短時間に分電盤を組立でき、又、重量のある支柱４などが無くなるので、分電盤が軽量化され、分電盤の輸送が楽になる。 FIG. 3 is a plan view of a distribution board to which the hinge 12 is applied. The hinge 12 according to the present invention is applied to a distribution board box whose inside is simplified compared to the conventional example shown in FIG. An example is shown.
As shown in FIG. 6, in the conventional example, the distribution board includes, for example, a box 1, a fixture 2, a substrate (inner plate) 3, a support 4, an inner door (inner plate) 5, and a decorative frame 6. And an intermediate tray mounting frame 7 and an outer door 8. The board 3 is attached to the box 1 by a fixture 2 called a mounting horse, and a column 4 is erected on the board 3. The middle door 5 is attached. A decorative frame 6 is provided on the inner door 5 and the box 1. Furthermore, although illustration thereof is omitted, an inner tray mounting frame 7 is provided for mounting the inner door (inner tray) 5.
The distribution board box body shown in FIG. 3 is a simplified distribution board box body, and is not provided with the support columns 4 as in the conventional example, and the substrate (middle plate) 3 is shaped like a letter as shown in the figure. The substrate 30 is configured, and both ends thereof are fixed by, for example, bolts and a brace-shaped support metal 13.
As shown in FIG. 3, the hinge 12 is attached to the box 1 of the distribution board. As shown in FIG. 2B, one end of the middle door (middle dish) 5 is attached to the third blade 123 of the hinge 12.
2C, the second blade portion 122 is bent toward the first blade portion 121, and as shown in FIG. 2D, the first blade portion 121 and In contact with the fixing hole 126 of the first blade portion 121 and the fixing hole 128 of the second blade portion 122, for example, a screw F is fixed in addition to the countersunk screw E, and FIG. The third blade portion 123 is rotated as indicated by an arrow, and the third blade portion 123 is formed above the first blade portion 121 and the second blade portion 122 as shown in FIG. And the opening surface of the box 1 of the distribution board is closed by the inner lid 5 through the hinge 12.
The other end of the inner door (inner tray) 5 is attached to the box 1 by a knurling 14 as shown in the figure.
According to the distribution board box, the support column 4 of the conventional example is not required, and the intermediate tray mounting frame 7 necessary for mounting the decorative frame 6 and the inner door (middle tray) 5 of the conventional example is not required.
Accordingly, the support posts, the decorative frame, and the middle tray mounting frame 7 in the conventional distribution board are not required, so that the number of parts can be reduced, and the distribution board can be assembled in a short time by simple assembly. Since there are no columns 4 or the like, the distribution board is reduced in weight, making it easier to transport the distribution board.

図３に示す分電盤箱体では、図４に示すように、箱体１の外扉８を外し、ローレット１４を外し、前記のように、第３の羽根部１２３を第２の羽根部１２から脱すと、当該中蓋５を取り外し容易に開くことができる。
従来例のような支柱４を設けず、基板（中板）３を、図示のようなひの字状に構成した基板３０としたので、基板３０と中扉５との間のスペースを拡大させることができる。
図５に示すように、当該基板３０を止着しているボルトとひの字状の支持金物１３を伸長して、当該基板３０と中扉（中皿）５との間の当該スペースを広げることが出来る。
上記のように、本発明による蝶番を使用することにより、中蓋５の開閉が容易になったので、分電盤の点検などが容易になり、ブレーカ等の内機の脱着も容易になった。
更には、従来例では、支柱があり、当該支柱の存在のために、ブレーカの配置スペースが狭かったが、支柱が無くなったので、当該スペースが広くなり、且つ、当該スペースを有効利用することができるようになった。
更に又、配線における電線が結束し易くなった。、 In the distribution board box shown in FIG. 3, as shown in FIG. 4, the outer door 8 of the box 1 is removed, the knurled 14 is removed, and the third blade 123 is replaced with the second blade as described above. When removed from 12, the inner lid 5 can be easily removed and opened.
Since the support column 4 as in the conventional example is not provided and the substrate (middle plate) 3 is a substrate 30 configured in the shape of a letter as illustrated, the space between the substrate 30 and the inner door 5 is expanded. be able to.
As shown in FIG. 5, the space between the board 30 and the inner door (inner tray) 5 is widened by extending the bolts and the brace-shaped support metal 13 that fix the board 30. I can do it.
As described above, by using the hinge according to the present invention, the opening and closing of the inner lid 5 is facilitated, so that inspection of the distribution board and the like can be facilitated, and the internal unit such as a breaker can be easily attached and detached. .
Furthermore, in the conventional example, there is a support column, and the space for the breaker is narrow due to the presence of the support column. However, since the support column is eliminated, the space can be widened and the space can be used effectively. I can do it now.
Furthermore, the electric wires in the wiring are easily bundled. ,

本発明では、前記実施例に限定されず、適宜変更が可能である。 In this invention, it is not limited to the said Example, A change is possible suitably.

本発明の蝶番は、上記では、分電盤箱体に適用した例を示したが、制御盤、配電盤などの箱体などの支持体を有しその内部に比較的に奥に引き込まれているような内部扉や蓋等の外部に出せば取り外せるような場合に有効に適用できる。 Although the hinge of the present invention has been described above as an example applied to a distribution board box body, it has a support body such as a box body such as a control panel or a distribution board, and is relatively pulled into the interior thereof It can be effectively applied to the case where it can be removed by taking it out such as an internal door or lid.

（Ａ）本発明の実施例を示す蝶番の組立て平面図である。（Ｂ）本発明の実施例を示す蝶番の組立て正面図である。（Ｃ）本発明の実施例を示す蝶番の第３の羽根部の取脱正面図である。（Ｄ）本発明の実施例を示す蝶番の分離平面図である。（Ｅ）本発明の実施例を示す蝶番の分離正面図である。(A) It is an assembly top view of the hinge which shows the Example of this invention. (B) It is an assembly front view of the hinge which shows the Example of this invention. (C) It is a removal front view of the 3rd blade | wing part of the hinge which shows the Example of this invention. (D) It is a separation top view of the hinge which shows the Example of this invention. (E) It is a separation front view of the hinge which shows the Example of this invention. （Ａ）本発明の実施例を示す蝶番の組立て前の説明図である。（Ｂ）本発明の実施例を示す蝶番の組立て後の説明図である。（Ｃ）本発明の実施例を示す蝶番の第２の羽根部を第１の羽根部に止着説明図である。（Ｄ）本発明の実施例を示す蝶番の開き状態の平面図である。（Ｅ）本発明の実施例を示す蝶番の取付状態の平面図である。(A) It is explanatory drawing before the assembly of the hinge which shows the Example of this invention. (B) It is explanatory drawing after the assembly of the hinge which shows the Example of this invention. (C) It is explanatory drawing of attaching | fastening the 2nd blade | wing part of the hinge which shows the Example of this invention to the 1st blade | wing part. (D) It is a top view of the open state of the hinge which shows the Example of this invention. (E) It is a top view of the attachment state of the hinge which shows the Example of this invention. 本発明の蝶番を適用した分電盤箱体の実施例を示す構成図である。It is a block diagram which shows the Example of the distribution board box which applied the hinge of this invention. 同箱体の外扉及び中蓋の開き状態の実施例を示す構成図である。It is a block diagram which shows the Example of the open state of the outer door and inner lid of the box. 基板の拡張状態を示す構成図である。It is a block diagram which shows the expansion state of a board | substrate. （Ａ）従来例を示す分電盤箱体の構成図である。（Ｂ）ブレーカと中蓋の説明図である。(A) It is a block diagram of the distribution board box which shows a prior art example. (B) It is explanatory drawing of a breaker and an inner lid.

Explanation of symbols

１箱体
５中蓋
９主幹ブレーカ
９分岐ブレーカ
１２蝶番
１２１第１の羽根部
１２２第２の羽根部
１２３第３の羽根部
１２４第１の軸部
１２５第２の軸部
１２６固着孔
１２７支持体固着孔
１２８固着孔
１２９取付孔
Ｂ分電盤 DESCRIPTION OF SYMBOLS 1 Box 5 Inner lid 9 Main trunk breaker 9 Branch breaker 12 Hinge 121 1st blade | wing part 122 2nd blade | wing part 123 3rd blade | wing part 124 1st axial part 125 2nd axial part 126 Fixing hole 127 Support body Fixed hole 128 Fixed hole 129 Mounting hole B Distribution board

Claims

Three blade portions including a first blade portion, a second blade portion, and a third blade portion, and a first shaft portion interposed between the first blade portion and the second blade portion; The second blade portion includes two shaft portions including a second shaft portion interposed between the second blade portion and the third blade portion, and the second blade portion is the first blade portion. The first blade portion has a support fixing hole that can fix the first blade portion to a support such as a box. In addition, it has a fixing hole between the fixing hole provided in the second blade part, the third blade part has an attachment hole to which an object such as a lid or a door can be attached, And the said 2nd axial part interposed between the said 2nd blade | wing part and the 3rd blade | wing part is comprised so that extraction / insertion is possible, Between the said 3rd blade | wing part and 2nd blade | wing part. Detachable Hinge characterized by comprising been configured.

The hinge is a hinge for a distribution board with a breaker, the first blade part has a distribution board box fixing hole that can be fixed to the box of the distribution board, and the third blade part is a box A fixing hole provided in the first blade portion when the inner lid is opened or removed from the box as necessary. And the fastener inserted through the fixing hole provided in the second blade part, and the third blade part is detached from the second blade part in the second shaft part configured to be removable. The hinge according to claim 1, wherein the inner lid attached to the third blade portion can be opened or removed from the box.