JP3478944B2 - Optical wiring board and tray unit - Google Patents

Optical wiring board and tray unit

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Publication number
JP3478944B2
JP3478944B2 JP15116897A JP15116897A JP3478944B2 JP 3478944 B2 JP3478944 B2 JP 3478944B2 JP 15116897 A JP15116897 A JP 15116897A JP 15116897 A JP15116897 A JP 15116897A JP 3478944 B2 JP3478944 B2 JP 3478944B2
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tray
side
lower
portion
front side
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JPH10339817A (en
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忠敏 久保
格 原
洋文 多山
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関西電力株式会社
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【発明の詳細な説明】 【0001】 【発明の属する技術分野】この発明は、光ファイバ用の配線盤すなわち光配線盤に関するもので、より詳しくは、光ファイバケーブルあるいは光ファイバコードなどの光ファイバ心線の接続部を保持するとともに光ファイバの余長部を収納するためのトレイユニットに関する。 BACKGROUND OF THE INVENTION [0001] [Technical Field of the Invention The present invention relates to a wiring board or light distribution frame for optical fibers, and more particularly, an optical fiber, such as fiber optic cable or optical fiber cord about tray unit for receiving the extra length portion of the optical fiber holds the connecting portion of the core wire. 【0002】 【従来の技術】光配線盤は、光ファイバを用いて信号伝送経路を形成する場合に、幹線等に使用される多心構造の光ケーブルをローカル線や屋内に分岐接続するために設置される。 [0002] distribution board, when forming a signal transmission path using an optical fiber, installed to branch connecting an optical cable of the multi-fiber structure used in the main line or the like to the local line and indoor It is. 光配線盤の内部には、光ファイバ心線の接続部やケーブル余長部を収納するためのトレイユニットが設けられる。 Inside the optical wiring board, the tray unit for receiving the connecting portion and the cable surplus length portion of the optical fiber is provided. トレイユニットの構造としては、たとえば、ケース内に複数段のトレイを収納した引き出し式のトレイユニットが知られている(実開平6−69907 The structure of the tray unit, for example, has been known a pull-out tray unit accommodating a tray in a plurality of stages in the case (real Hei 6-69907
号公報)。 JP). 【0003】 【発明が解決しようとする課題】しかし、上記従来のトレイユニットは、引き出し式であるため各トレイの出し入れに追従する光ファイバの余長が必要となる。 [0003] The present invention is to provide, however, the conventional tray unit, it is necessary to extra length of the optical fiber to follow out of each tray for a drawer type. そのため、ケース内部に光ファイバの余長を処理するスペースが必要となり、各トレイの大きさに制約を受ける。 Therefore, space for processing the excess length of the optical fiber into the case is required, restricted to the size of each tray. また、収納ユニットを通路に面した場所に設置した場合、 Also, when installed in a location facing the accommodating unit in the passage,
トレイは通路側に引き出されるため、特に通路幅が狭い場合、作業スペースが制約を受けて作業性を阻害する。 Tray because it is pulled out to the aisle, in particular if the passage width is narrow, it inhibits workability working space is restricted. 【0004】そこで、この発明の主要な目的は、コンパクトで省スペースながら収納容量が大きく、しかも作業性の良好な光ファイバ接続部収納ユニットを提供することにある。 [0004] Therefore, the main object of the present invention, large storage capacity while saving space in compact, yet to provide a good fiber-optic connecting section enclosure workability. 【0005】 【課題を解決するための手段】上記目的を達成するため、この発明の光配線盤のトレイユニットは、光ファイバの接続部を収納するための複数のトレイを多段に、か [0005] [Means for Solving the Problems] To achieve the above object, an optical wiring board tray unit of the invention, a plurality of trays for accommodating the connection portion of the optical fiber in multiple stages, or
つ、手前側が奥側よりも低くなった傾斜状態で配置し One was placed in an inclined state where the front side is lower than the back side,
トレイを、手前側が奥側よりも低くなった傾斜状態と、下段のトレイとの間に手前側が奥側よりも広がった空間を創出する開き状態とに、選択的に保持するための保持機構を設けてなり、各トレイが重ね合わせた多角形の上トレイと下トレイとで構成され、下トレイは奥側の辺において水平な第一回転軸の回りに回転自在に支持面に取り付けられ、上トレイと下トレイは手前側の辺の角部付近にて、下トレイの面に垂直な第二回転軸を備えた連結部を介して、第二回転軸を中心として回転自在に連結され、前記連結部は下トレイの前記手前側の辺と平行な第三回転軸を備えている。 Each tray, the inclined state where the front side is lower than the rear side, in the open state in which the front side to create extended space than the back side between the lower tray, holding for holding selectively it is provided a mechanism, is composed of a tray and the lower tray over the polygon each tray is superimposed, the lower tray attached to a rotatably supporting surface about a horizontal first rotation axis in the far side of , the upper tray and the lower tray is in the vicinity of the corners of the front side, via a connecting portion having a second rotation axis perpendicular to the bottom surface of the lower tray, rotatably connected about a second rotation axis It is, the connecting portion has a third rotational axis parallel to the front side of the lower tray edge. 【0006】ここで、トレイの形状は多角形で、一般的には矩形のものを手前側と奥側に長辺を配置して用いるが、台形その他の多角形としてもよい。 [0006] Here, the shape of the tray is polygonal, generally used by placing the long side those rectangles on the front side and the rear side, but may be a trapezoid other polygons. また、多角形と称しても必ずしも厳密な意味での角部を有する必要はなく、たとえば矩形のものの角部を湾曲させて長円あるいは円に近い形状としたものも含まれるものとする。 Moreover, it is not necessary to have a corner portion of the necessarily strictly be referred to as polygonal, also those to which include, for example, those curved corners of the rectangular things the shape close to elliptical or circular. 【0007】複数のトレイを、手前側が奥側よりも低くなった傾斜状態に多段に配置することにより、引出し式のように水平の引出を多段に配置する場合に比べて奥行きが小さくなり、省スペースとなる。 [0007] The plurality of trays, by the front side is arranged in multiple stages in the inclined state is lower than the rear side, the depth becomes smaller as compared with the case of placing the horizontal lead in multiple stages as pull-out, saving the space. さらに、ある特定のトレイよりも上段に位置するすべてのトレイを開き状態に保持することにより、当該特定のトレイとその直上のトレイとの間に空間ができ、しかも、その空間は手前側が奥側よりも広がっているため、当該特定のトレイ内に収納した光ファイバ接続部へのアクセスが容易に行なえる。 Furthermore, there by maintaining the specific state open all trays located upper than the tray, a space is formed between the specific tray and the tray immediately thereon, moreover, the space near side rear side since the spread than access easily to fiber optic connection part housed in the specific tray. 加えて、トレイが手前側が奥側よりも低くなった状態に保持されているため、作業者の視線および手がトレイの全面に及びやすく、したがって、トレイ上の光フ<br>ァイバ接続部についての点検や各種作業を能率よく遂行できる。 In addition, since the tray is held in a state where the front side is lower than the back side, the operator's line of sight and the hand is likely Oyobi on the entire surface of the tray, thus, the light on the tray full <br> § i Bas contact the inspection and various work on the connection portion can be performed efficiently. また、引出し式のもののように作業時に引出し分だけ手前側に余分なスペースを確保する必要がないため、この点でも省スペースとなる。 Moreover, it is not necessary to secure an extra space at the front side by a drawer at time of operations such as those of the pull-out, it is space-saving in this respect. 【0008】各トレイを重ね合わせた矩形の上トレイと下トレイとで構成することにより収納容量を高めることができる。 [0008] it is possible to increase the storage capacity by forming in the tray and the lower tray over the rectangle superimposed each tray. この場合、下トレイに収納した光ファイバ接続部についての点検や各種作業を可能にするため、下トレイに対する上トレイの位置を変更できるようにする。 In this case, in order to allow inspection and various work for the optical fiber connecting portion housed in the lower tray, to be able to change the position of the upper tray relative to the lower tray.
たとえば、下トレイを奥側の辺において水平な第一回転軸の回りに回転自在に支持面に取り付け、上トレイと下トレイとを手前側の辺の角部付近にて、下トレイの面に垂直な第二回転軸を備えた連結部を介して、第二回転軸を中心として回転自在に連結する。 For example, attached to a rotatably supporting surface about a first rotation axis horizontal the lower tray in the far side of the upper tray and the lower tray at the near side of the edge of the corner portion near the bottom surface of the lower tray via a connecting portion having a second rotation axis perpendicular to and rotatably connected about a second rotation axis. これにより、上トレイを第二回転軸を中心として手前側に約90度回転させて振り出すと、上トレイが下トレイの上から移動して下トレイのトレイ面が露出する。 Thus, the draw on to the upper tray is rotated approximately 90 degrees to the front side about a second rotation axis, the tray surface of the lower tray moves over the top tray of the lower tray is exposed. この状態で下トレイに収納された光ファイバ接続部へのアクセスが可能となる。 Allowing access to the fiber-optic connection section housed in the lower tray in this state. さらに、上述のようにして手前側に振り出した上トレイを、下トレイの手前側の辺と平行な第三回転軸を中心として回転可能となすことにより、上トレイを下に垂れ下がらせることができ、省スペースとなると共に作業もしやすくなる(請求項2)。 Further, a tray on which the drawing board to the front side as described above, by forming rotatable about a third axis of rotation parallel to the front side of the lower tray edge, is possible to hang the upper tray to the lower It can also easily work with the space (claim 2). 【0009】各トレイを、手前側が奥側よりも低くなった傾斜状態と、下段のトレイとの間に手前側が奥側よりも広がった空間を創出する開き状態とに、選択的に保持するための保持機構の具体例としては次のようなものを採用することができる。 [0009] Each tray an inclined state where the front side is lower than the rear side, in the open state in which the front side to create extended space than the back side between the lower tray, for holding selectively specific examples of the holding mechanism can be adopted as follows. 係合部を備えた支持片を下トレイの側面に回転自在に取り付け、 前記支持片を当該下トレイの下段に位置するトレイの支持軸に係合させることによってトレイを傾斜状態に保持する(請求項3)。 Attaching a support piece provided with an engaging portion rotatably to the side surface of the lower tray, to retain the support piece on the inclined state tray by engaging the supporting shaft of the tray located in the lower part of the lower tray (according section 3). また、支持面と平行な支柱に複数のピンを突設し、 前記支<br>持片の係合部を前記ピンに係合させることによってトレイを開き状態に保持する(請求項4)。 Further, projecting a plurality of pins on the support surface and parallel struts, to hold the engaging portion of the supporting <br> supporting pieces in a state open to the tray by engaging the pin (claim 4). 係合部は支持片の先端を湾曲凹形に切り欠いただけのものでもよい(請求項5)。 Engagement portion may be of just cut out the tip of the support piece in a curved concave (claim 5). 請求項6の発明のように、支持片を手前側に弾性的に押す部材を設けるとともにストッパに当てて所定角度に維持することにより、トレイの保持が安定するだけでなく、トレを傾斜状態と開き状態との間で移動させるときの操作が簡便となる。 As in the invention of claim 6, by maintaining a predetermined angle support piece against the stopper provided with a member to press elastically on the front side, the tray holding not only stable, tilting the tray status operation when moving between the opened state and becomes easy. 支持片を弾性的に押す部材としては、コイルばねや圧縮コイルばね、板ばねを挙げることができる。 The member pressing the support piece elastically, can be mentioned coil spring or the compression coil spring, a leaf spring. 引っ張りコイルばねも取り付け方によっては実質的に同じ機能を果たす部材として採用し得る。 Also depending on how the mounting tension coil spring may be employed as a member to fulfill substantially the same function. 【0010】請求項7の発明は、重ね合わせた矩形の上トレイと下トレイとで構成され、下トレイは奥側の辺において水平な第一回転軸の回りに回転自在に支持面に取り付けられ、上トレイと下トレイは手前側の辺の角部付近にて、下トレイの面に垂直な第二回転軸を備えた連結部を介して、第二回転軸を中心として回転自在に連結され、前記連結部は下トレイの前記手前側の辺と平行な第三回転軸を備えている光ファイバ接続部収納トレイである。 [0010] The invention of claim 7 is composed of a rectangular upper tray and the lower tray superimposed, the lower tray attached to a rotatably supporting surface about a horizontal first rotation axis in the far side of , the upper tray and the lower tray is in the vicinity of the corners of the front side, via a connecting portion having a second rotation axis perpendicular to the bottom surface of the lower tray, rotatably connected about a second rotation axis is, the connecting portion is an optical fiber connecting portion housing tray has a third rotational axis parallel to the front side of the lower tray edge. 既述のように、上トレイを第二回転軸を中心として約90度回転させて手前に振り出して、第三回転軸の回りに回転させて下トレイの手前側に垂れ下がらせた状態で、下トレイへのアクセスを可能にするのである。 As described above, in the drawing board on the tray is rotated about 90 degrees about the second rotating shaft to the front, in a state where the sag is rotated around the third rotation axis to the front side of the lower tray, it is to allow access to the lower tray. 下トレイの一辺の立ち上がり壁に光ファイバケーブルを通すための切り欠き部を設け(請求項8)、下トレイから上トレイに光ケーブルを導入するため上トレイの一辺の立ち上がり壁から底部にかけて切り欠き部を設ける(請求項9)。 Notches for the rising wall of the lower tray side through an optical fiber cable provided (claim 8), notches over the bottom from the rising wall of the upper tray side for introducing the optical cable to the upper tray from the lower tray unit the provided (claim 9). 上トレイの切り欠き部を第二回転軸に近接した位置に設けることにより(請求項10)、上トレイが下トレイ上に重なっているときと手前側に振り出して垂下させたときとで変化する上トレイの分岐導入部の位置の変化量を最小限度にとどめることができ、光ファイバの余長が短くて済む。 By providing a position near the notch portion of the upper tray to the second rotation axis (Claim 10), varies with time upper tray is obtained by drooped square one in front and when the overlap on the lower tray the amount of change in the position of the branch introduction part of the upper tray can be kept to a minimum, requires extra length of the optical fiber is short. それゆえに、また、各トレイの容積を小さくすることが可能となり、省スペース、コンパクト化に寄与する。 Therefore, also, it is possible to reduce the volume of each tray, saving space, it contributes to compactness. 【0011】請求項11の発明は、次の(イ)(ロ) [0011] The invention of claim 11, the following (a) (ii)
(ハ)の要素を具備してなり、 任意の一のトレイよりも上段のすべてのトレイを開き状態に保持した状態で、当該のトレイにおける上トレイを第二回転軸の回りにほぼ90度回転させるとともに上トレイを第三回転軸の回りに回転させて下トレイの手前側に垂下させるようにした光配線盤である。 It comprises a component of (c), while keeping the state open all trays upper than any one tray, approximately 90 degrees on the tray in the tray the one around the second rotation axis the upper tray is rotated around the third rotation shaft is rotated by an optical wiring board which is adapted to be suspended in front of the lower tray. (イ)垂直な支持面と、前記支持面と平行な支柱を備えた筐体。 (B) a housing having a vertical support surface, the support surface and parallel strut. (ロ)支持面に多段に配置した複数のトレイ (B) a plurality of trays arranged in multiple stages on the support surface. トレイは、重ね合わせた矩形の上トレイと下トレイとで構成され、下トレイは奥側の辺において水平な第一回転軸の回りに回転自在に支持面に取り付けられ、上トレイと下トレイは手前側の辺の角部付近にて、トレイの面に垂直な第二回転軸を備えた連結部を介して、第二回転軸を中心として回転自在に連結され、前記連結部は下トレイの前記手前側の辺と平行な第三回転軸を備える。 Each tray is composed of a rectangular upper tray and the lower tray superimposed, the lower tray attached to a rotatably supporting surface about a horizontal first rotation axis in the far side of the upper tray and the lower tray is in the vicinity corners of the front side, via a connecting portion having a second rotation axis perpendicular to the bottom surface of the tray, rotatably connected about a second rotation axis, the front Symbol connecting portion comprising a third axis of rotation parallel to said front edge of the lower tray. (ハ)各トレイを、手前側が奥側よりも低くなった傾斜状態と、下段のトレイとの間に手前側が奥側よりも広がった空間を創出する開き状態とに、 Each (c) the tray, in the inclined state in which the front side is lower than the rear side, and an open state in which the front side to create a space wider than the inner side between the lower tray,
選択的に保持するための保持機構 Holding mechanism for selectively retaining. 持機構は、下トレイの側面から突出した支持軸に回転自在に取り付けた支持片と、支柱に突設した複数のピンとを具備し、トレイ Hold mechanism, comprising a support piece mounted rotatably on a support shaft protruding from the side surface of the lower tray, and a plurality of pins projecting from the support column, the tray
の支持片の係合部を下段に位置するトレイの支持軸に係合させると、当該トレイは傾斜状態に保持され、トレイの支持片の係合部を支柱のピンに係合させると、当該トレイは開き状態に保持される。 When engaging the engagement portion of the support piece on the support shaft of the tray located in the lower part, the tray is held in an inclined state, when engaging the engagement portion of the tray of the support piece to the pin of the post, the tray Ru is held in the open state. 【0012】 【発明の実施の形態】以下、図面に従ってこの発明の実施の形態を説明する。 DETAILED DESCRIPTION OF THE INVENTION Hereinafter, an embodiment of the present invention with reference to the accompanying drawings. 【0013】図1は床面に設置された光配線盤の概観を示す。 [0013] Figure 1 shows an overview of the installed optical wiring board to the floor. 図は筐体(2)の前面扉(3)を開いた状態であって、トレイを多段に配置したトレイユニット(1)が現れている。 Figure is a an open state housing front door (2) (3), the tray unit of the tray arranged in multiple stages (1) has appeared. 筐体(2)は前面扉(3)と背面板(4) Housing (2) back plate and front door (3) is (4)
と側面板(5)と頂板(6)で構成され、背面板( And consists side plate (5) in the top plate (6), the back plate (4)
がトレイユニット(1)を取り付けるための支持面(7)を提供する。 There is provided a support surface for mounting the tray unit (1) (7). ここで、図1の紙面の表側を手前側、紙背側を奥側ということとする。 Here, it is assumed that the front side of the sheet of FIG front, the Shihai side of the back side. なお、図1では光ファイバケーブルや光ファイバコード、コネクタ等を省略してある。 The optical fiber cable or optical fiber cord 1, is omitted connectors or the like. 【0014】トレイユニット(1)は、図2〜図5に示すように、コネクタ等の光ファイバ接続部(8)および光ファイバの余長部(9)を収納するためのトレイ(1 [0014] tray unit (1) is, FIGS. 2, as shown in 5, a tray for housing optical fiber connections such connector (8) and the extra-length portion of the optical fiber (9) (1
0)を多段に配置したものである。 0) is obtained by multi-tiered. 各トレイ(10)は重ね合わせた上トレイ(10a)と下トレイ(10b) Each tray (10) tray on the superimposed (10a) and lower tray (10b)
とで構成される。 Constituted by the. 上トレイ(10a)および下トレイ(10b)は矩形で四辺に立上がり壁(12)を備えた概ね角盆のような形状を呈している。 Upper tray (10a) and lower tray (10b) has a shape such as a generally square basin provided with a rising wall (12) on four sides in rectangular. 図4および図5において斜線で透明の表示を施した部材は、上トレイ(1 4 and members subjected to display clear by hatching in FIG. 5, the upper tray (1
0a)および下トレイ(10b)のトレイ面上に脱着可能に装着した透明のアクリル板で作られたカバーであって、トレイ内の光ファイバやコネクタ等を保護するためのものである。 0a) and a cover made of acrylic plate that can be attached to the transparent desorbed on the tray surface of the lower tray (10b), is for protecting the optical fibers within the tray, connectors, and the like. 【0015】下トレイ(10b)は奥側の辺において水平な第一回転軸(X)の回りに回転自在に支持面(7) The lower tray (10b) around the rotatably supporting surface of the first rotation axis horizontal in the rear side edge (X) (7)
に取り付けてある。 Aru attached to. 上トレイ(10a)と下トレイ(1 Lower tray and the upper tray (10a) (1
0b)は手前側の辺の角部付近にて、トレイの面に垂直な第二回転軸(Y)を備えた連結部(14)を介して、第二回転軸(Y)を中心として回転自在に連結されている。 0b) is in the vicinity of the corners of the front side, connecting portion having a second rotation axis perpendicular to the bottom surface of the tray (Y) through (14), second rotation axis (Y) as the center It is rotatably connected. 連結部(14)は下トレイ(10b)の手前側の辺と平行な第三回転軸(Z)を備える。 Connecting portion (14) is provided with a third axis of rotation parallel to the front side of the lower tray (10b) sides of the (Z). 図示した例では連結部(14)は蝶番の形態をとっている(図10 In the example illustrated connecting section (14) is in the form of a hinge (Fig. 10
(E)参照)。 (E) see). 【0016】下トレイ(10b)の一辺の立ち上がり壁(12)に切り欠き部(13)を設け、上トレイ(10 The rising wall (12) in the notches of one side of the lower tray (10b) and (13) is provided, the upper tray (10
a)用と下トレイ(10b)用の光ファイバをまとめてこの切り欠き部(13)から下トレイ(10b)内に導入する。 Together optical fibers for a) and for the lower tray (10b) is introduced into the lower tray (10b) in this cutout portion (13). また、下トレイ(10b)内に導入した光ファイバの一部を上トレイ(10a)に導入するため、上トレイ(10a)の一辺の立ち上がり壁(12)から底部にかけて切り欠き部(15)を設ける。 Further, in order to introduce a portion of the optical fiber introduced into the lower tray (10b) in the upper tray (10a), rising wall (12) from the notch over the bottom portion of one side of the upper tray (10a) and (15) provided. 上トレイ(10 Upper tray (10
a)の切り欠き部(15)を第二回転軸(Y)に近接した位置に設けることにより、上トレイ(10a)が下トレイ(10b)上に重なっているときと手前側に振り出して垂下させたときとで変化する切り欠き部(15)の位置の変化量を最小限度にとどめるのが、光ファイバの余長を短くする上で有利である。 By providing notches of a) a (15) at a position close to the second rotation axis (Y), and the drawing board when the front side of the upper tray (10a) overlies the lower tray (10b) hanging notches which varies with time obtained by the change in position of the (15) that minimize the degree, which is advantageous in shortening the extra length of the optical fiber. 【0017】各トレイ(10)を、手前側が奥側よりも低くなった傾斜状態と、下段のトレイ(10)との間に手前側が奥側よりも広がった空間を創出する開き状態とに、選択的に保持するための保持機構を設ける。 [0017] Each tray (10), in an inclined state in which the front side is lower than the rear side, and an open state in which the front side to create a space wider than the inner side between the lower tray (10), selectively providing a holding mechanism for holding. 傾斜状態におけるトレイ(10)の傾斜角度は、たとえば15 Angle of inclination of the tray (10) in the inclined state, for example, 15
度程度が適当であるが、トレイ面へのアクセスや作業が容易で、かつ、筐体(2)の高さ方向の寸法を過度に増大させない範囲で適宜設定することができるものである。 Although about degrees is appropriate, access and work on the tray surface easily, and is one that can be set as appropriate within a range not unduly increase the height dimension of the housing (2). また、開き状態におけるトレイ(10)の角度ないし姿勢は、下段のトレイ(10)との間に下段のトレイ(10)へのアクセスを可能にする適当な作業空間を形成させるという見地より設定され、たとえば、ほぼ水平か、図2に示すように多少手前側が高くなる程度に保持するのが好ましい。 The angle or orientation of the tray (10) in the open state is set from the standpoint of forming a suitable working space to allow access to the lower tray (10) between the lower tray (10) , for example, either substantially horizontal, preferably maintained to the extent that somewhat front side becomes higher as shown in FIG. 【0018】保持機構の具体的構成を図2および図9に従って例示する。 [0018] The specific configuration of the holding mechanism is illustrated in accordance with Figures 2 and 9. すなわち、下トレイ(10b)の側面にトレイ面と平行に突出した支持軸(16)を設け、この支持軸(16)に回転自在に支持片(18)を取り付ける。 That is, the support shaft and projecting parallel to the tray surface on the side surface of the lower tray (10b) and (16) is provided, attached to rotatably support piece on the support shaft (16) (18). 一方、トレイ(10)の連結部(14)に隣接する位置に支柱(20)を設置し、この支柱(20)の長さ方向に等間隔で複数のピン(22)を固定する。 On the other hand, the connecting portion of the tray (10) established the post (20) at a position adjacent to the (14) to secure the strut plurality of pins at regular intervals in the length direction of (20) (22). 支持片(18)の先端には支持軸(16)およびピン(2 The support shaft to the distal end of the support piece (18) (16) and the pin (2
2)と係合し得る湾曲凹形の係合部(19)を設ける。 2) the engaging portion of the curved concave to engage the (19) provided.
支持片(18)の係合部(19)を下段のトレイ(1 Engaging portion (19) lower tray support piece (18) (1
0)の下トレイ(10b)の支持軸(16)に係合させることによって当該トレイは傾斜状態に保持され、また、トレイ(10)の手前側を持ち上げて支持片(1 The tray by engaging the support shaft (16) of the lower tray (10b) of 0) is held in an inclined state, also, the support piece to lift the front side of the tray (10) (1
8)の係合部(19)を支柱(20)のピン(22)に係合させることによって当該トレイ(10)は開き状態に保持される。 8) The tray (10) by engaging the pins (22) of the engaging portion (19) strut (20) of is held in the open state. この状態で、当該トレイ(10)の下段のトレイ(10)の上トレイ(10a)にアクセスすることができる。 In this state, it is possible to access to the tray (10a) on the lower tray of the tray (10) (10). 【0019】また、特定のトレイの下トレイにアクセスするときは、図6〜図8に示すように、当該特定のトレイ(10)よりも上段のすべてのトレイ(10)を開き状態に保持した状態で、当該特定のトレイ(10)における上トレイ(10a)を第二回転軸(Y)の回りにほぼ90度回転させて手前側に振り出すとともに上トレイ(10a)を第三回転軸(Z)の回りに回転させて下トレイ(10b)の手前側に垂れ下がらせる。 Further, when accessing a lower tray of a particular tray, as shown in FIGS. 6-8, and held in a state open all trays (10) of the upper than the specific tray (10) state, the upper tray (10a) and the second rotation axis (Y) third rotating shaft upper tray (10a) with about the rotated approximately 90 degrees draw on the front side of the said specific tray (10) ( It is rotated about the Z) to hang down in front of the lower tray (10b) by. これにより、上トレイ(10a)に隠れていた下トレイ(10 Thus, the lower tray (10 hiding the upper tray (10a)
b)のトレイ面が露出する。 Tray face of b) is exposed. なお、図6〜図8は光ファイバ接続部を収納するまえの空の状態を示している。 Incidentally, FIGS. 6 to 8 show an empty state before housing optical fiber connections. 【0020】図2および図9では、支持片(18)を手前側に向けて、つまり図では左向きに、弾性的に押す部材としてコイルバネ(17)を採用するとともに、下トレイ(10b)にストッパ(図示省略)を設けて、支持片(18)を図示するような角度に弾性的に保持した構成を示している。 [0020] In Figures 2 and 9, the support piece (18) toward the front side, i.e. to the left in the figure, while adopting the coil spring (17) as a member for pressing elastically the stopper to the lower tray (10b) (not shown) to be provided, indicating the elastically held with the structures at an angle as illustrated support piece (18). 当該角度すなわちトレイ(10)に対する支持片(18)の角度は、トレイ(10)が傾斜状態にあるときでも開き状態にあるときでも同じである。 Angle of the support piece (18) with respect to the angles, or tray (10), the tray (10) is the same even when in the open state even when in the tilted state.
これにより、トレ (10)を傾斜状態から開き状態に移動させるとき、支持片がコイルバネ(17)の弾性力に抗して奥側に逃げつつ支柱のピンを通過する。 Thus, when moving to the opened state tray (10) from the inclined state, the support piece passes through the pins of the posts while escaping to the rear side against the elastic force of the coil spring (17). したがって、トレイ(10)の手前側を持ち上げて対応するピン(22)を通過させ、その後トレイ(10)を降ろすと支持片(18)の係合部(19)がそのピン(22) Accordingly, the tray lift the front side of (10) is passed through the corresponding pin (22), then the tray (10) down to the support piece engaging portion (18) (19) the pin (22)
に係合する。 To engage in. トレイ(10)を開き状態から傾斜状態に移動させるときは、支持片(18)とピン(22)との係合を解いてトレイ(10)を下方に移動させるだけで、支持片(18)の係合部(19)が下段のトレイ(10)の支持軸(16)と係合するに至る。 When the opened state of the tray (10) is moved to the inclined state, the tray (10) by solving the engagement of the support piece (18) and pin (22) only by moving downward, the support piece (18) engaging portion (19) reaches the engagement with the support shaft of the lower tray (10) (16) of. 【0021】 【発明の効果】以上説明したように、この発明の光配線盤によれば、作業性の良い完全前面作業が実現し、すべてのケーブル引き込み光芯線接続作業が光配線盤の前面で実行できる。 [0021] As has been described in the foregoing, according to the optical wiring board of the present invention, good workability full front work is achieved, in front of all the cable entry light wire connecting operation optical wiring board It can be executed. 三軸回転式収納構造のペアトレイ(上トレイ、下トレイ)を採用してトレイを多層化したことにより、収納容量が増大したばかりでなく、光ケーブル余長の最小化、ストレス緩和といった効果も得られる。 Peatorei (upper tray, the lower tray) triaxial rotary housing structure by which multilayered trays employ not only storage capacity is increased, minimizing the optical cable excess length, there is also an effect such as stress relaxation . 三軸回転式収納構造のペアトレイ(上トレイ、下トレイ) Third axis rotary housing structure Peatorei (upper tray, the lower tray)
は、引き出し式トレイのように作業スペースに張り出すことがなく、作業スペースの大幅削減が実現した。 It is without overhanging working space as the pullout tray was achieved significant reduction in the working space.

【図面の簡単な説明】 【図1】光配線盤の開扉状態の正面図である。 BRIEF DESCRIPTION OF THE DRAWINGS FIG. 1 is a front view of the door opening state of the optical wiring board. 【図2】トレイユニットの側面図である。 2 is a side view of the tray unit. 【図3】上トレイの斜視図である。 3 is a perspective view of the upper tray. 【図4】下トレイの斜視図である。 4 is a perspective view of a lower tray. 【図5】上トレイを垂下させた状態の正面図である。 5 is a front view of a state of being suspended over the tray. 【図6】上トレイをY軸の回りに回転させる過程を示す斜視図である。 6 is a perspective view showing a process of rotating the upper tray about the Y axis. 【図7】上トレイを手前に振り出した状態の斜視図である。 7 is a perspective view of a state in which the drawing board to the upper tray forward. 【図8】上トレイを垂下させた状態の斜視図である。 8 is a perspective view of a state of being suspended over the tray. 【図9】トレイを傾斜状態から開き状態に変更する過程を示す側面図である。 9 is a side view showing a process of changing the tray to the open state from the inclined state. 【図10】(A)〜(D)はペアトレイの模式的斜視図、(E)は連結部の斜視図である。 [10] (A) ~ (D) are schematic perspective views of Peatorei, (E) is a perspective view of the connecting portion. 【符号の説明】 1トレイユニット2筐体3前面扉4背面板5側面板6頂板7 支持面8光ファイバ接続部(コネクター) 9余長部10トレイ(ペアトレイ) 10a上トレイ10b下トレイ12立ち上がり部13切り欠き14連結部15切り欠き16支持軸18支持片19係合部20支柱22ピンX第一回転軸Y 第二回転軸Z 第三回転軸 [EXPLANATION OF SYMBOLS] 1 tray unit 2 housing 3 front door 4 back plate 5 side plate 6 top plate 7 support surface 8 optical fiber connecting portion (connector) 9 elongated portion 10 trays (Peatorei) 10a on the tray 10b under the tray 12 rise part 13 notch 14 coupling portion 15 cutout 16 support shaft 18 supporting pieces 19 engaging portion 20 posts 22-pin X first rotation axis Y second rotation axis Z third rotating shaft

───────────────────────────────────────────────────── フロントページの続き (56)参考文献 特開 平10−339823(JP,A) 特開 平10−153712(JP,A) 特開 平7−294750(JP,A) 実開 平2−81504(JP,U) (58)調査した分野(Int.Cl. 7 ,DB名) G02B 6/00 G02B 6/24 ────────────────────────────────────────────────── ─── of the front page continued (56) reference Patent flat 10-339823 (JP, a) JP flat 10-153712 (JP, a) JP flat 7-294750 (JP, a) JitsuHiraku flat 2- 81504 (JP, U) (58 ) investigated the field (Int.Cl. 7, DB name) G02B 6/00 G02B 6/24

Claims (1)

  1. (57)【特許請求の範囲】 【請求項1】 光ファイバの接続部を収納するための複数のトレイを多段に、かつ、手前側が奥側よりも低くな (57) Patent Claims 1. A multiple tray for accommodating the connection portion of the optical fiber in multiple stages, and it front side is lower than the back side
    った傾斜状態で配置し、各トレイを、手前側が奥側よりも低くなった傾斜状態と、下段のトレイとの間に手前側が奥側よりも広がった空間を創出する開き状態とに、選択的に保持するための保持機構を設けてなり、各トレイが重ね合わせた多角形の上トレイと下トレイとで構成され、下トレイは奥側の辺において水平な第一回転軸の回りに回転自在に支持面に取り付けられ、上トレイと下トレイは手前側の辺の角部付近にて、下トレイの面に垂直な第二回転軸を備えた連結部を介して、第二回転軸を中心として回転自在に連結され、前記連結部は下トレイの前記手前側の辺と平行な第三回転軸を備えている光配線盤のトレイユニット。 Place in Tsu inclined state, each tray, the inclined state where the front side is lower than the rear side, in the open state in which the front side to create extended space than the back side between the lower tray, selectively be provided a holding mechanism for holding, is composed of a tray and the lower tray over the polygon each tray is superimposed, the lower tray about the first rotation axis horizontal in the rear sides rotatably attached to the support surface, the upper tray and the lower tray is in the vicinity of the corners of the front side, via a connecting portion having a second rotation axis perpendicular to the bottom surface of the lower tray, a second rotary is rotatably connected about an axis, said connecting portion is a light distribution board of the tray unit comprising a third rotational axis parallel to the front side of the lower tray edge. 【請求項2】 特定のトレイよりも上段のすべてのトレイを開き状態で、当該特定のトレイにおける上トレイを第二回転軸の回りにほぼ90度回転させるとともに上トレイを第三回転軸の回りに回転させて下トレイの手前側に垂下させるようにしたことを特徴とする請求項1の光配線盤のトレイユニット。 Wherein all the trays of the upper than a specific tray open can state, the third rotating shaft on the tray is rotated substantially 90 degrees on the tray about the second rotation axis in the specific tray optical wiring board tray unit according to claim 1 which is rotated around is characterized in that so as to droop in front of the lower tray. 【請求項3】 係合部を備えた支持片を下トレイの側面に回転自在に取り付け、 前記支持片を当該下トレイの下段に位置するトレイの支持軸に係合させることによっ The 3. A support piece having an engagement portion rotatably attached to the side surface of the lower tray, said support piece by the be engaged with the support shaft of the tray located in the lower part of the lower tray
    レイを傾斜状態に保持することを特徴とする請求項1 Claim, characterized in that to hold the tray in the inclined state 1
    の光配線盤のトレイユニット。 Optical wiring board of the tray unit of. 【請求項4】 支持面と平行な支柱に複数のピンを突設し、 前記支持片の係合部を前記ピンに係合させることによってトレイを開き状態に保持することを特徴とする請求項の光配線盤のトレイユニット。 Claims wherein projecting a plurality of pins on the support surface and parallel struts, characterized by holding the engagement portion of the support piece in a state open to the tray by engaging with the pin 3 of the optical wiring board tray unit. 【請求項5】 前記係合部が支持片の先端に形成した湾曲凹部であることを特徴とする請求項3または4の光配線盤のトレイユニット。 5. The tray unit according to claim 3 or 4 of the optical wiring board, wherein the engaging portion is a curved recess formed in the distal end of the support piece. 【請求項6】 支持片を手前側に弾性的に押す部材を設けるとともにストッパに当てて所定角度に維持したことを特徴とする請求項5の光配線盤のトレイユニット。 6. The optical circuit board of the tray unit according to claim 5 against the stopper provided with a member to press elastically the supporting piece on the front side, characterized in that maintaining a predetermined angle. 【請求項7】 重ね合わせた矩形の上トレイと下トレイとで構成され、下トレイは奥側の辺において水平な第一回転軸の回りに回転自在に支持面に取り付けられ、上トレイと下トレイは手前側の辺の角部付近にて、下トレイの面に垂直な第二回転軸を備えた連結部を介して、第二回転軸を中心として回転自在に連結され、前記連結部は下トレイの前記手前側の辺と平行な第三回転軸を備えている光ファイバ接続部収納トレイ。 7. is composed of a superimposed rectangular upper tray and the lower tray was, the lower tray attached to a rotatably supporting surface about a horizontal first rotation axis in the far side of the upper tray and the lower tray at near the corner portion of the front side, via a connecting portion having a second rotation axis perpendicular to the bottom surface of the lower tray, rotatably connected about a second rotation axis, the connecting portion optical fiber connecting portion housing tray has a third rotational axis parallel to the front side of the lower tray sides. 【請求項8】 下トレイの一辺の立ち上がり壁に、光ファイバケーブルを通すための切り欠き部を設けた請求項7の光ファイバ接続部収納トレイ。 The rising wall of 8. of the lower tray side, notches optical fiber connecting portion housing trays according to claim 7 in which a for passing the optical fiber cable. 【請求項9】 上トレイの一辺立ち上がり壁から底部にかけて切り欠き部を設けた請求項7の光ファイバ接続部収納トレイ。 9. The upper tray of the optical fiber connecting portion housing trays according to claim 7 in which a notched portion over the bottom portion from the rising wall of one side. 【請求項10】 前記切欠き部を前記第二回転軸に近接した位置に設けたことを特徴とする請求項9の光ファイ 10. A fiber optic as claimed in claim 9, characterized in that provided at a position close to the notch on the second rotary shaft
    バ接続部収納トレイ。 Server connection section storage tray. 【請求項11】 下記の(イ)(ロ)(ハ)を具備してなり、 任意の一のトレイよりも上段のすべてのトレイを開き状態に保持した状態で、当該一のトレイにおける上トレイを第二回転軸の回りにほぼ90度回転させるとともに上トレイを第三回転軸の回りに回転させて下トレイの手前側に垂下させるようにした光配線盤。 11. become comprises a following (a) (ii) (c), while keeping the state open all trays upper than any one tray, the upper in the tray the one tray the optical wiring board that is by rotating the upper tray about the third rotation axis so as to droop in front of the lower tray is rotated substantially 90 degrees around the second rotation axis. (イ)垂直な支持面と、前記支持面と平行な支柱を備えた筐体。 (B) a housing having a vertical support surface, the support surface and parallel strut. (ロ)支持面に多段に配置した複数のトレイ (B) a plurality of trays arranged in multiple stages on the support surface. トレイは、重ね合せた矩形の上トレイと下トレイとで構成さ It is configured on each tray, a rectangular upper tray and the lower tray superposed
    れ、下トレイは奥側の辺において水平な第一回転軸の回りに回転自在に支持面に取り付けられ、上トレイと下トレイは手前側の辺の角部付近にて、トレイの面に垂直な第二回転軸を備えた連結部を介して、第二回転軸を中心として回転自在に連結され、前記連結部は下トレイの前記手前側の辺と平行な第三回転軸を備える。 Is, the lower tray attached, et al is to rotatably support surface about a horizontal first rotation axis in the far side of the upper tray and the lower tray is in the vicinity of the corners of the front edge, the bottom surface of the tray via a connecting portion having a second rotation axis perpendicular to, is rotatably connected around a second rotation axis, front Symbol connecting portion the front side and parallel to the third rotation shaft of the lower tray equipped with a. (ハ)各トレイを、手前側が奥側よりも低くなった傾斜状態と、下段のトレイとの間に手前側が奥側よりも広がった空間を創出する開き状態とに、選択的に保持するための保持機構 Each (c) a tray, an inclined state where the front side is lower than the rear side, in the open state in which the front side to create a space wider than the inner side between the lower tray, for holding selectively mechanism of retention. 持機構は、下トレイの側面から突出した支持軸に回転自在に取り付けた支持片と、支柱に突設した複数のピンとを具備し、トの支持片の係合部を下段に位置するトレイの支持軸に係合させると、当該トレイは傾斜状態に保持され、トレイの支持片の係合部を支柱のピンに係合させると、当該トレイは開き状態に保持される。 Hold mechanism, comprising a support piece mounted rotatably on a support shaft protruding from the side surface of the lower tray, and a plurality of pins projecting from the support post, the position of the engagement portion of the support piece of the Tray in the lower When engaged with the tray of the support shaft which, the trays are held in an inclined state, when engaging the engagement portion of the tray of the support piece to the pin of the post, said tray Ru is held in the open state.
JP15116897A 1997-06-09 1997-06-09 Optical wiring board and tray unit Expired - Fee Related JP3478944B2 (en)

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JP15116897A JP3478944B2 (en) 1997-06-09 1997-06-09 Optical wiring board and tray unit

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