JP3118427B2 - Underground connection room opening locking device - Google Patents
Underground connection room opening locking deviceInfo
- Publication number
- JP3118427B2 JP3118427B2 JP08313982A JP31398296A JP3118427B2 JP 3118427 B2 JP3118427 B2 JP 3118427B2 JP 08313982 A JP08313982 A JP 08313982A JP 31398296 A JP31398296 A JP 31398296A JP 3118427 B2 JP3118427 B2 JP 3118427B2
- Authority
- JP
- Japan
- Prior art keywords
- lid
- plunger
- opening
- arm
- locking piece
- 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 - Fee Related
Links
Landscapes
- Underground Structures, Protecting, Testing And Restoring Foundations (AREA)
- Laying Of Electric Cables Or Lines Outside (AREA)
Description
【発明の詳細な説明】DETAILED DESCRIPTION OF THE INVENTION
【0001】[0001]
【発明の属する技術分野】本発明は上面が開口され、開
口部を複数枚の蓋体を並列させて閉止するコンクリート
製のケーブル地中接続室開口部の施錠装置に関する。BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to a locking device for an opening of an underground cable connection room made of concrete, the upper surface of which is opened, and the opening is closed by arranging a plurality of lids in parallel.
【0002】[0002]
【従来の技術】コンクリート製のケーブル地中接続室
は、マンホールからの配線類を構築物に送る中間部で、
開口部が複数枚の鉄蓋と施錠装置で閉止されている。2. Description of the Related Art A concrete cable underground connection room is an intermediate portion for sending wiring from a manhole to a building.
The opening is closed with a plurality of iron lids and a locking device.
【0003】[0003]
【発明が解決しようとする課題】これらの鉄蓋は、盗難
や破壊活動防止の上から容易に開閉されないように造ら
れている。したがって、勢い鉄蓋は重量物で簡単に持ち
運び出来ないようにしてあると共に必ず施錠が施されて
いるので、配線工事の際には、鉄蓋を移動すると共に施
錠の開閉に手間を要する。These iron lids are constructed so as not to be easily opened and closed in order to prevent theft and destruction. Therefore, since the momentum iron lid is heavy and cannot be easily carried and is always locked, it takes time to move the iron lid and open and close the lock during wiring work.
【0004】本発明は、ケーブル地中接続室開口部の鉄
蓋の開閉及び移動が容易なケーブル地中接続室開口部の
施錠装置を提供することを目的とする。[0004] It is an object of the present invention to provide a locking device for an opening in a cable underground connection chamber in which the iron lid of the opening in the cable underground connection chamber can be easily opened and closed and moved.
【0005】[0005]
【課題を解決するための手段】本発明の地中接続室開口
部の施錠装置は、上面が開口され、開口部に矩形状の鉄
製の蓋体を並列させて閉止するコンクリート製のケーブ
ル地中接続室であって、該地中接続室の開口部周縁部で
前記蓋体の端部を支持する受枠部と、該受枠部の受枠平
板を滑動する浮き車輪が両端に平行に取付けられ、第1
の蓋体から順次複数の蓋体が開口部周縁部に装着されて
相互に係合されながら開口部を閉止する蓋体と、前記第
1の蓋体を係止する第1の蓋体下部に形設される係止片
と、前記ケーブル地中接続室の床面に設置されるジャッ
キのプランジャーに載置された該係止片の鍵穴に係合
し、前記第1の蓋体を係止するアームと、該ジャッキの
プランジャーが下降すると前記第1の蓋体の係止片を係
止するアームが係止片に係合し、該プランジャーが上昇
するとアームの係止を解除すると共に該プランジャーの
両側に該プランジャーの昇降に連動するガイド棒を配
し、該ガイド棒で蓋体の昇降をガイドする昇降装置と、
第2以降の蓋体の端部上面に取着して横方向に傾斜させ
て吊懸し、前記各蓋体の浮き車輪を滑動させて昇降装置
方向へ移動させる蓋吊り具と、前記昇降装置で上昇させ
た各蓋体を載置して外部へ移動させる移動車とからな
り、前記プランジャーが上昇することによって前記第1
の蓋体のアームを係止する前記係止片を解除することを
特徴とする。According to the present invention, there is provided a locking device for an underground connection room opening, wherein a concrete cable underground has an upper surface opened, and a rectangular iron lid is arranged side by side in the opening and closed. A connection frame, and a receiving frame supporting an end of the lid at an opening peripheral edge of the underground connection chamber; and a floating wheel sliding on a receiving frame flat plate of the receiving frame are attached to both ends in parallel. 1
A plurality of lids are sequentially attached to the peripheral edge of the opening from the lid, and the lid is closed to the opening while being engaged with each other, and a lower portion of the first lid that locks the first lid. A first engaging member which is engaged with a key hole of the engaging member mounted on a plunger of a jack installed on a floor surface of the cable underground connection chamber; When the plunger of the jack is lowered, the arm that locks the locking piece of the first lid engages with the locking piece, and when the plunger is raised, the arm of the arm is locked. A lifting / lowering device that releases a lock and arranges a guide rod interlocking with the elevation of the plunger on both sides of the plunger, and guides the elevation of the lid with the guide rod ;
A lid hanger attached to the upper surface of the end of the second and subsequent lids, suspended in a laterally inclined manner, and sliding the floating wheel of each of the lids toward the elevating device; and the elevating device. Place the lids raised by
The first plunger is lifted, so that the first
To cancel the previous Symbol engaging piece for locking the arm of the lid
Features .
【0006】[0006]
【0007】本発明の地中接続室開口部の施錠装置によ
れば、昇降装置を作動させると、ジャッキのプランジャ
ーが上昇するにつれて自動的にアームの係合片による係
合が解除し、開錠する。また、ジャッキのプランジャー
が下降すると自動的にアームが係合片を係止して、蓋体
を施錠する。According to the locking device for opening the underground connection chamber of the present invention, when the elevating device is operated, the engagement by the engagement piece of the arm is automatically released as the plunger of the jack is raised, and the opening is performed. Lock. Further, when the plunger of the jack is lowered, the arm automatically locks the engagement piece and locks the lid.
【0008】昇降装置のプランジャーのアームと第1の
蓋体の係止片の鍵穴部で連続一体に開錠・施錠すること
により、第1の蓋体を鈎止・鈎外しすれば、開口部を施
錠・開錠することができる。When the first lid is hooked and removed by continuously unlocking and locking the arm of the plunger of the lifting device and the keyhole of the locking piece of the first lid, the opening is opened. The part can be locked and unlocked.
【0009】第2以降の蓋体は、蓋吊り具で蓋体を双方
自在に傾斜させ、浮き車輪を受け枠平板に接地させ、テ
コの原理を利用し、浮き車輪を滑らせて、昇降装置或は
受け枠平板部まで移動させることができる。In the second and subsequent lids, the lids are freely tilted with a lid hanging device, the floating wheels are grounded on a receiving frame flat plate, and the floating wheels are slid using the principle of leverage. Alternatively, it can be moved to the receiving frame flat portion.
【0010】[0010]
【発明の実施の態様】図は、本発明の一実施例の5枚の
鉄蓋を連続して並べた例を示すものである。図1は本発
明の主要部の概略斜視図、図2は横断面説明図、図3は
一部切り欠き平面説明図、図4は縦断面説明図、図5は
昇降装置の上面図、図6は昇降装置のアームの説明図、
図7は蓋吊り具の説明図、図8は昇降状態を示す説明図
である。FIG. 1 shows an example in which five iron lids according to one embodiment of the present invention are continuously arranged. 1 is a schematic perspective view of a main part of the present invention, FIG. 2 is a cross-sectional explanatory view, FIG. 3 is a partially cutaway plan explanatory view, FIG. 4 is a vertical cross-sectional explanatory view, and FIG. 6 is an explanatory view of an arm of the lifting device,
FIG. 7 is an explanatory diagram of the lid hanging device, and FIG. 8 is an explanatory diagram showing the elevating state.
【0011】これらの図において、本発明に係わる地中
接続室1は、上面が開口され、開口部に矩形状の鉄製の
蓋体2を並列させて閉止するコンクリート製の構築物
で、壁面3にケーブル引込み穴4が設けられている。In these figures, an underground connection chamber 1 according to the present invention is a concrete structure having an upper surface opened and a rectangular iron lid 2 arranged side by side in the opening and closed. A cable lead-in hole 4 is provided.
【0012】この地中接続室1の開口部周縁部には、蓋
体2の端部2aを載置する受枠部5が開口部周縁部に取
り付けられている。受枠部5は、蓋体2の端部2aを載
置できる受け枠平板5aと、蓋体2の端部2aを保持す
る受け枠縁部5bで構成される。At the periphery of the opening of the underground connection chamber 1, a receiving frame 5 on which the end 2a of the lid 2 is placed is attached to the periphery of the opening. The receiving frame 5 includes a receiving frame flat plate 5 a on which the end 2 a of the lid 2 can be placed, and a receiving frame edge 5 b that holds the end 2 a of the lid 2.
【0013】蓋体2は、底面の両側が船底形に作られ、
両端に端部2aを有する。端部2aの下部には受枠部5
の受け枠平板5aを滑動する浮き車輪6、6、6、6が
両端に平行に取付けられ、第1の蓋体21から順次複数
の第2〜5蓋体22、23、24、25が受枠部5に装
着されて、各蓋体2は側面に形設された突起2bと孔2
cで相互に嵌着されながら開口部を閉止する。The lid 2 is formed in a bottom shape on both sides of the bottom surface.
It has ends 2a at both ends. Under the end 2a, a receiving frame 5 is provided.
Floating wheels 6, 6, 6, 6 that slide on the receiving frame flat plate 5 a are attached to both ends in parallel, and a plurality of second to fifth lids 22, 23, 24, 25 are sequentially arranged from the first lid 21. Each of the lids 2 is mounted on the portion 5 and has a projection 2 b formed on the side surface and a hole 2.
The opening is closed while being fitted to each other at c.
【0014】蓋体2の両端の下側にはその底面より約2
〜3mmの間隔を保って浮き車輪6、6、6、6が取り付
けられている。浮き車輪6、6、6、6は底面より僅か
に浮いているので、受け枠平板5aと支持枠15を滑る
ことがないが、傾斜させると各浮き車輪6、6、6、6
は受け枠平板5aと支持枠15を滑る。The lower side of both ends of the lid 2 is approximately 2
The floating wheels 6,6,6,6 are attached with an interval of ~ 3mm. Since the floating wheels 6, 6, 6, 6 are slightly floating from the bottom surface, the floating wheels 6, 6, 6, 6, 6 do not slide on the receiving frame flat plate 5a and the support frame 15, but when the wheels are inclined, the floating wheels 6, 6, 6, 6, 6 do not slide.
Slides on the receiving frame flat plate 5a and the supporting frame 15.
【0015】また、蓋体2の両端の上面には、蓋吊り具
14の取付け棒14b、14bを装着する取付け穴2d
が穿設されている。On the upper surface at both ends of the lid 2, mounting holes 2d for mounting the mounting rods 14b of the lid hanging member 14 are provided.
Are drilled.
【0016】この蓋体2の第1の蓋体21の下部には、
後述のアーム7を係止するための鍵穴8を有する係止片
9が形設されている。この係止片9にアーム7が昇降装
置12の昇降によって係止或は解除することによって施
錠の開閉が行われる。Below the first lid 21 of the lid 2,
A locking piece 9 having a keyhole 8 for locking an arm 7 described later is formed. The lock is opened or closed by the arm 7 being locked to or unlocked from the locking piece 9 by the elevation of the elevating device 12.
【0017】昇降装置12は、地中接続室1の壁面3
に、蓋体2の端部側に対応して配置され、アーム7を装
着したプランジャー10とその両側に配置されたガイド
棒13並びにプランジャー10の押圧を受ける支持枠1
5で構成される。支持枠15は受け枠部5の受枠平板5
aと同一面を成している。The elevating device 12 is provided on the wall surface 3 of the underground connection room 1.
A plunger 10 having arms 7 mounted thereon, guide rods 13 disposed on both sides thereof, and a support frame 1 which is pressed by the plungers 10.
5 is comprised. The supporting frame 15 is a receiving frame plate 5 of the receiving frame portion 5.
It is the same plane as a.
【0018】プランジャー10の上部に、回動自在にア
ーム7が取付けられている。アーム7は、ピンを挟んで
二股を形成し、片側の二股片に鉤部7aが形設され、二
股のピンがジャッキのプランジャー10と連動してプラ
ンジャー10の昇降で回動する。アーム7の二股片の片
側の鉤部7aは、プランジャー10が下降すると係止片
9の鍵穴8に係合して施錠する。また、プランジャー1
0が上降すると、作用ピン11が上昇してアーム7が回
動して係止片9の鍵穴8の係止が自動的に解除される。An arm 7 is rotatably mounted on the upper part of the plunger 10 . The arm 7 forms a fork with a pin interposed therebetween, and a hook 7a is formed on one of the two forks. The fork pin rotates in conjunction with the plunger 10 of the jack by raising and lowering the plunger 10. When the plunger 10 descends, the hook 7a on one side of the fork of the arm 7 engages with the keyhole 8 of the locking piece 9 to lock. Also, plunger 1
When 0 goes up and down, the action pin 11 rises, the arm 7 rotates, and the locking of the key hole 8 of the locking piece 9 is automatically released.
【0019】プランジャー10が下降すると第1の蓋体
21の係止片9を係止するアーム7が係止片9に係合
し、プランジャー10が上昇するとアーム7の係止片9
を解除すると共にプランジャー10の昇降に連動するガ
イド棒13を両側に配置し、両側からガイドして蓋体2
を昇降させる。昇降装置12は、例えば地中接続室(本
例では内法3000mm×900mm )1に隣接して油圧ジャッキ
の作動油給排用の接続用ソケットを内蔵したボックスA
を付属させる。このボックスA内のソケットBに手動若
しくは電動の油圧ポンプのプラグを接続させて、地下接
続室1に設置した昇降装置12に油圧ポンプなどでジャ
ッキを作動させて昇降させる。When the plunger 10 is lowered, the arm 7 for locking the locking piece 9 of the first lid 21 engages with the locking piece 9, and when the plunger 10 is raised, the locking piece 9 of the arm 7 is moved.
Is released and guide rods 13 interlocking with the elevation of the plunger 10 are arranged on both sides, and the lid 2 is guided from both sides.
Up and down. The elevating device 12 is, for example, a box A having a built-in connection socket for supplying and discharging hydraulic oil of a hydraulic jack adjacent to an underground connection chamber (in this example, inner size 3000 mm × 900 mm) 1.
To be attached. A plug of a manual or electric hydraulic pump is connected to the socket B in the box A, and the lifting device 12 installed in the underground connection room 1 is operated by a jack operated by a hydraulic pump or the like to move up and down.
【0020】地下室1の第1の蓋体21は、昇降装置1
2のプランジャー10に取付けられたアーム7で蓋体2
の係止片9の鍵穴8に係止されて鈎止めされているの
で、蓋体2は、施錠が完全に行われる。The first lid 21 of the basement 1 is
Arm 2 attached to the plunger 10 of FIG.
The cover 2 is completely locked because it is locked and hooked by the key hole 8 of the locking piece 9 of the first embodiment.
【0021】蓋吊り具14は、支持棒の両端に取っ手1
4aを有し、蓋体2の取付け棒14b、14bを配設し
た構造のもので、蓋体2の取り付け穴2dに装着して、
蓋体2の横方向を傾斜させて吊懸し、蓋体2の浮き車輪
6、6、6、6を受け枠平板5aに当接させて、滑動さ
せて昇降装置方向へ移動或は、元の位置に戻すことがで
きる。The lid suspender 14 has handles 1 at both ends of the support rod.
4a, and has a structure in which the mounting rods 14b, 14b of the lid 2 are disposed, and is mounted in the mounting hole 2d of the lid 2,
The cover 2 is suspended with its lateral direction inclined, and the floating wheels 6, 6, 6, 6 of the cover 2 are brought into contact with the receiving frame 5a and slid to move in the direction of the lifting device, or Can be returned to the position.
【0022】昇降装置12で上昇した各蓋体2は、移動
車16、例えば台車で開口部外部へ移動させる。Each of the lids 2 raised by the lifting device 12 is moved to the outside of the opening by a moving vehicle 16, for example, a truck.
【0023】次ぎに本発明の地中接続室開口部の施錠装
置の使用方法について説明する。上面が開口され、開口
部を複数枚の鉄製の蓋体2を並列させて閉止するコンク
リート製のケーブル地中接続室1の開閉に当たり、地中
接続室1の開口部周縁部に沿って蓋体2の端部2aを支
持する受枠部5が装着され、この受枠部5に並列嵌着さ
れている各蓋体2をコンクリート製壁面3に配設した昇
降装置12を作動させて、まず、ジャッキのプランジャ
ー10を上昇させて第1の蓋体21のアーム7を係止す
る係止片9を解除する。このプランジャー10の昇降に
連動するガイド棒13を昇降させ、プランジャー10を
ガイドして蓋体2を上方に押上げて、蓋体2を移動車、
例えば台車に載置して開口部外部へ移動させる。次ぎに
第2以降の蓋体22〜25に蓋吊り具14を取着して傾
斜させて、浮き車輪6を受枠部5の受枠平板5aに滑動
させて昇降装置12方向へ移動させる。昇降装置12の
ガイド棒13を上昇させ蓋体2を上方に押上げて、蓋体
2を移動車に載置して開口部外部へ移動させて蓋体を開
くことができる。Next, the locking device for the opening of the underground connection chamber of the present invention.
How to use the device will be described. The upper surface is opened, and when opening and closing the concrete cable underground connection chamber 1 in which the opening is closed by arranging a plurality of iron lids 2 in parallel, the lid along the periphery of the opening of the underground connection chamber 1. A receiving frame portion 5 supporting the end portion 2a of the second mounting portion 2 is mounted, and an elevating device 12 in which the lids 2 fitted in parallel to the receiving frame portion 5 are disposed on the concrete wall surface 3 is operated, and first, a jack is provided. The plunger 10 is lifted to release the locking piece 9 for locking the arm 7 of the first lid 21. The guide rod 13 linked to the elevation of the plunger 10 is moved up and down to guide the plunger 10 and push up the lid 2 to move the lid 2 to a moving vehicle.
For example, it is placed on a cart and moved to the outside of the opening. Next, the lid hanging member 14 is attached to the second and subsequent lid bodies 22 to 25 and tilted, and the floating wheel 6 is slid on the receiving frame flat plate 5 a of the receiving frame portion 5 and moved toward the lifting device 12. The guide rod 13 of the elevating device 12 is raised to push the lid 2 upward, and the lid 2 is placed on a movable vehicle and moved to the outside of the opening to open the lid.
【0024】そして、配線工事後、第2以降の蓋体22
〜25を順次移動車16から下ろして昇降装置の支持枠
に乗せ、プランジャー10を下降させて受枠部5の受枠
平板5aに載置し、蓋吊り具14を取着して反対側を傾
斜させ、反対側の浮き車輪6を滑動させて開口部の奥に
順次装填させ、最後に第1の蓋体21を支持枠15に下
ろし、プランジャー10を下降させて第1の蓋体21の
係止片9にアーム7の鉤部7aを係止して、蓋体2を施
錠する。After the wiring work, the second and subsequent lids 22
25 are sequentially lowered from the moving vehicle 16 and placed on the support frame of the elevating device, the plunger 10 is lowered and placed on the receiving frame flat plate 5a of the receiving frame portion 5, the lid hanging device 14 is attached, and the opposite side is inclined. Then, the floating wheel 6 on the opposite side is slid to be sequentially loaded in the back of the opening, and finally the first lid 21 is lowered to the support frame 15, and the plunger 10 is lowered to remove the first lid 21. The hook 7 a of the arm 7 is locked to the locking piece 9 to lock the lid 2.
【0025】このように、昇降装置12を作動させると
ジヤッキのプランジャー10は上昇し、先ず作用ピン1
1が上昇し、バネの引張力に抗して固定されていたアー
ム7は、鈎作用ピン11の上昇により移動され開錠方向
に動くことになる。ついで、プランジャー10の上部は
第1の蓋体を支持しているチャンネル状の支持枠15は
ガイド棒13に支えられて上昇する。昇降装置12は、
あらかじめ用意する所定の台車のレールの高さと合致し
た高さでポンプを止める。すなわち、必要な高さまで蓋
体2が上昇したら、図に示すように、前記の台車に載せ
て移動させる。As described above, when the lifting device 12 is operated, the plunger 10 of the jack is raised, and
1 rises, the arm 7 fixed against the tensile force of the spring is moved by the rise of the hook action pin 11 and moves in the unlocking direction. Next, the upper part of the plunger 10 rises while the channel-like support frame 15 supporting the first lid is supported by the guide rod 13. The lifting device 12
The pump is stopped at a height that matches the height of the rail of a predetermined bogie prepared in advance . That is, when the lid 2 is raised to a required height, the lid 2 is moved on the carriage as shown in the figure.
【0026】第2以降の蓋体22〜25は次々と蓋体2
と蓋体2の接する面に突起と凹孔部を持っているので、
蓋体2同志が係合して外れることがない。The second and subsequent lids 22 to 25 are successively
And the lid and the lid 2 have a projection and a concave
The lids 2 do not come into engagement with each other.
【0027】閉める場合は、逐次開蓋の反対の工程で行
っていくと、アーム7の鉤部7aは係止片9の鍵穴8に
自動的に入るようになっている。When the door is closed, the hook 7a of the arm 7 automatically enters the keyhole 8 of the locking piece 9 by sequentially performing the steps opposite to the opening.
【0028】[0028]
【発明の効果】本発明の地中接続室開口部の施錠装置に
よれば、昇降装置を作動させると、ジャッキのプランジ
ャーが上昇するにつれて自動的にアームが解除され、開
錠する。また、ジャッキのプランジャーが下降すると自
動的にアームが係合片を係止して、蓋体を施錠する。According to the locking device for opening the underground connection chamber of the present invention, when the lifting device is operated, the arm is automatically released and unlocked as the plunger of the jack rises. Further, when the plunger of the jack is lowered, the arm automatically locks the engagement piece and locks the lid.
【0029】昇降装置のプランジャーのアームと第1の
蓋体の係止片の鍵穴部で連続一体に開錠・施錠すること
により、第1の蓋体を鈎止・鈎外しすすれば、開口部を
施錠することができる。By unlocking and unlocking the first lid by continuously and integrally unlocking and locking the arm of the plunger of the elevating device and the key hole of the locking piece of the first lid, The opening can be locked.
【0030】また、蓋体(第2以降の蓋体を含む)は、
蓋吊り具を使用して、テコの原理を利用し双方自在に傾
斜させ、浮き車輪を浮け受浮枠平板に接するようにし
て、その上を左右に移動させることができる。同様に昇The lid (including the second and subsequent lids)
Using the lid hanger, the lever can be tilted freely using the principle of leverage, and the floating wheel can be moved right and left on the floating receiving frame plate so as to be in contact with it. Likewise
【図1】本発明の主要部の概略傾視図FIG. 1 is a schematic perspective view of a main part of the present invention.
【図2】横断面説明図FIG. 2 is a cross-sectional explanatory view
【図3】一部切り欠き平面説明図FIG. 3 is an explanatory plan view partially cut away.
【図4】縦断面説明図FIG. 4 is a longitudinal sectional view
【図5】昇降装置の上面図FIG. 5 is a top view of the lifting device.
【図6】昇降装置のアームの説明図FIG. 6 is an explanatory view of an arm of a lifting device.
【図7】蓋吊り具と台車の説明図で、(a)は蓋吊り具
の使用状態の側面図、(b)は蓋吊り具の浮き車輪の説
明図FIGS. 7A and 7B are explanatory diagrams of a lid hanging device and a cart, wherein FIG. 7A is a side view of a used state of the lid hanging device, and FIG. 7B is an explanatory diagram of a floating wheel of the lid hanging device.
【図8】昇降状態を示す説明図FIG. 8 is an explanatory view showing a lifting state.
1………地中接続室 2………蓋体 2a……蓋体端部 2b……突起 2c……孔 2d……取付け穴 5………受枠部 5a……受け枠平板 5b……受け枠縁部 6………浮き車輪 7………アーム 8………鍵穴 9………係止片 10………プランジャ
ー 11………作動ピン 12………昇降装置 13………ガイド棒 14………蓋吊り具 14a、14b…の取付け棒 15………支持枠 16………台車 21………第1の蓋体 22………第2の蓋
体 23………第3の蓋体 24………第4の蓋
体 25………第5の蓋体DESCRIPTION OF SYMBOLS 1 ... Underground connection room 2 ... Lid 2a ... Lid end 2b ... Protrusion 2c ... Hole 2d ... Mounting hole 5 ... Reception frame part 5a ... Reception frame flat plate 5b ... Reception Frame edge 6 Floating wheel 7 Arm 8 Keyhole 9 Locking piece 10 Plunger 11 Working pin 12 Lifting device 13 Guide rod 14 ... Mounting rods for lid suspenders 14a, 14b ... 15 ... Support frame 16 ... Dolly 21 ... First lid 22 ... Second lid 23 ... Third Lid 24: Fourth lid 25: Fifth lid
フロントページの続き (72)発明者 栗原 輝幸 東京都中央区日本橋箱崎町20番7号 株 式会社中山商店内 (72)発明者 緑川 賢司 東京都台東区元浅草3−18−10 アイレ ック技建株式会社内 (72)発明者 本田 健一 東京都新宿区西新宿三丁目19番2号 日 本電信電話株式会社内 (56)参考文献 特開 平9−151473(JP,A) 特開 平8−326080(JP,A) 特開 平9−329236(JP,A) 特開 平8−53852(JP,A) (58)調査した分野(Int.Cl.7,DB名) E02D 29/12 - 29/14 Continued on the front page (72) Inventor Teruyuki Kurihara 20-7 Nihonbashi Hakozakicho, Chuo-ku, Tokyo Inside Nakayama Shoten Co., Ltd. (72) Inventor Kenji Midorikawa 3-18-10 Moto-Asakusa, Taito-ku, Tokyo Airec Within Ken Co., Ltd. (72) Inventor Kenichi Honda 3-19-2 Nishi-Shinjuku, Shinjuku-ku, Tokyo Nippon Telegraph and Telephone Corporation (56) References JP-A-9-151473 (JP, A) JP-A-8 -326080 (JP, A) JP-A-9-329236 (JP, A) JP-A-8-53852 (JP, A) (58) Fields investigated (Int. Cl. 7 , DB name) E02D 29/12- 29/14
Claims (1)
蓋体を並列させて閉止するコンクリート製のケーブル地
中接続室であって、 該地中接続室の開口部周縁部で前記蓋体の端部を支持す
る受枠部と、 該受枠部の受枠平板を滑動する浮き車輪が両端に平行に
取付けられ、第1の蓋体から順次複数の蓋体が開口部周
縁部に装着されて相互に係合されながら開口部を閉止す
る蓋体と、 前記第1の蓋体を係止する第1の蓋体下部に形設される
係止片と、前記ケーブル地中接続室の床面に設置される ジャッキの
プランジャーに載置された該係止片の鍵穴に係合し、前
記第1の蓋体を係止するアームと、 該ジャッキのプランジャーが下降すると前記第1の蓋体
の係止片を係止するアームが係止片に係合し、該プラン
ジャーが上昇するとアームの係止を解除すると共に該プ
ランジャーの両側に該プランジャーの昇降に連動するガ
イド棒を配し、該ガイド棒で蓋体の昇降をガイドする昇
降装置と、 第2以降の蓋体の端部上面に取着して横方向に傾斜させ
て吊懸し、前記各蓋体の浮き車輪を滑動させて昇降装置
方向へ移動させる蓋吊り具と、 前記昇降装置で上昇させた各蓋体を載置して外部へ移動
させる移動車とからなり、前記プランジャーが上昇する
ことによって前記第1の蓋体のアームを係止する前記係
止片を解除することを特徴とする地中接続室開口部の施
錠装置。1. A concrete cable underground connection chamber having an upper surface opened and a rectangular iron lid closed side-by-side to close the opening, wherein said underground connection chamber has an opening peripheral edge. A receiving frame supporting the end of the lid, and a floating wheel sliding on the receiving frame flat plate of the receiving frame are attached to both ends in parallel, and a plurality of lids are sequentially mounted on the periphery of the opening from the first lid. A lid closing the opening while being engaged with each other, a locking piece formed at a lower portion of the first lid for locking the first lid, and a floor of the cable underground connection chamber An arm that engages with a keyhole of the locking piece placed on a plunger of a jack installed on the surface and locks the first lid; and the first plunger of the jack descends when the plunger of the jack descends. The arm that locks the locking piece of the lid engages with the locking piece, and when the plunger rises, the arm is locked. A guide rod is provided on both sides of the plunger to release the plunger, and the guide rod guides the lifting of the lid with the guide rod . A lid hanging device attached to an upper surface of an end portion, suspended in a laterally inclined manner, and sliding a floating wheel of each of the lids to move in a direction of a lifting / lowering device; and each of the lids raised by the lifting / lowering device. Ri Do and a transport vehicle for moving to the outside by placing the plunger rises
Before SL engagement locking the arms of the first lid by
A locking device for opening an underground connection chamber, wherein the locking piece is released .
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP08313982A JP3118427B2 (en) | 1996-11-25 | 1996-11-25 | Underground connection room opening locking device |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP08313982A JP3118427B2 (en) | 1996-11-25 | 1996-11-25 | Underground connection room opening locking device |
Publications (2)
Publication Number | Publication Date |
---|---|
JPH10152855A JPH10152855A (en) | 1998-06-09 |
JP3118427B2 true JP3118427B2 (en) | 2000-12-18 |
Family
ID=18047818
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP08313982A Expired - Fee Related JP3118427B2 (en) | 1996-11-25 | 1996-11-25 | Underground connection room opening locking device |
Country Status (1)
Country | Link |
---|---|
JP (1) | JP3118427B2 (en) |
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN105908780A (en) * | 2016-06-17 | 2016-08-31 | 国家电网公司 | Three-purpose machine for cable inspection well |
Families Citing this family (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN106149760B (en) * | 2016-08-16 | 2018-05-15 | 国家电网公司 | cable well cover opening device |
-
1996
- 1996-11-25 JP JP08313982A patent/JP3118427B2/en not_active Expired - Fee Related
Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN105908780A (en) * | 2016-06-17 | 2016-08-31 | 国家电网公司 | Three-purpose machine for cable inspection well |
CN105908780B (en) * | 2016-06-17 | 2018-09-21 | 国家电网公司 | Cable manhole three-way set |
Also Published As
Publication number | Publication date |
---|---|
JPH10152855A (en) | 1998-06-09 |
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