JP2000352022A - Pit protection fence - Google Patents
Pit protection fenceInfo
- Publication number
- JP2000352022A JP2000352022A JP11165625A JP16562599A JP2000352022A JP 2000352022 A JP2000352022 A JP 2000352022A JP 11165625 A JP11165625 A JP 11165625A JP 16562599 A JP16562599 A JP 16562599A JP 2000352022 A JP2000352022 A JP 2000352022A
- Authority
- JP
- Japan
- Prior art keywords
- fence
- casing
- members
- attached
- shaft
- 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.)
- Pending
Links
Landscapes
- Refuge Islands, Traffic Blockers, Or Guard Fence (AREA)
Abstract
Description
【０００１】[0001]
【発明の属する技術分野】この発明は、地下に各種管路
や構造物を構築する際に、地表面から所要深さ掘削され
た立坑の開口部に設けられる防護柵に関するものであ
る。BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to a protective fence provided at an opening of a shaft excavated to a required depth from the ground surface when constructing various pipelines and structures underground.
【０００２】[0002]
【従来の技術】上記のごとき立坑を道路に設けた場合、
その立坑の開口部を半分ずつ閉鎖するために２枚の覆工
板を被せることが行われる。また作業者の出入りの便宜
を図るために１枚の覆工板により開口部の半分を閉鎖す
ると共に、残りの半分を開放し、その覆工板の開放側の
側縁に防護柵を取り付けることが行われる。更に安全の
ために、その開放面に防護ネットを開閉自在に取り付け
ることも行われる（本出願人の出願に係る特願平８−２
８５１５１号参照）。2. Description of the Related Art When a shaft as described above is provided on a road,
In order to close the opening of the shaft half by half, two lining plates are covered. In addition, to make it easier for workers to enter and exit, one half of the opening is closed with one lining plate, the other half is opened, and a protective fence is attached to the open side edge of the lining plate. Is performed. Further, for safety, a protective net may be attached to the open surface so as to be openable and closable (Japanese Patent Application No. 8-2, filed by the present applicant).
No. 85151).
【０００３】[0003]
【発明が解決しようとする課題】しかしながら、従来の
防護柵は開口部の半径にほぼ等しい幅の大型のものであ
ったため取扱に不便であった。また、開放部の円弧部分
には柵が設けられていなかったので、防護柵の無いとこ
ろから作業者や通行人がケーシング内に転落する危険が
あり、安全対策としては不十分なところがあった。However, the conventional guard fence was inconvenient to handle because it was large and had a width substantially equal to the radius of the opening. Further, since no fence was provided in the arc portion of the opening, there was a danger that workers and passers-by would fall into the casing from places where there was no protective fence, which was insufficient as a safety measure.
【０００４】そこで、この発明は取扱いが便利であると
共に、作業者や通行人の安全を図った立坑防護柵を提供
することを課題とする。[0004] Therefore, an object of the present invention is to provide a shaft protection fence which is convenient in handling and secures workers and passers-by.
【０００５】[0005]
【課題を解決するための手段】上記の課題を解決するた
めに、この発明は、立坑の内周面に挿入されたケーシン
グの上端周縁部に取り付けられる立坑用防護柵におい
て、独立した複数の柵部材と各柵部材ごとの一対の支持
部材とにより構成され、上記の各柵部材はその下端に一
定間隔の平行２本の挿入脚を有し、上記支持部材は上記
の挿入脚を受け入れる挿入筒及び該挿入筒を上記ケーシ
ングに着脱自在に取り付ける一体化されたフックを有す
る構成とした。SUMMARY OF THE INVENTION In order to solve the above-mentioned problems, the present invention relates to a shaft protection fence attached to the upper end periphery of a casing inserted into the inner peripheral surface of a shaft, wherein a plurality of independent fences are provided. A member and a pair of support members for each of the fence members, each of the fence members has two parallel insertion legs at a lower end thereof at a fixed interval, and the support member is an insertion tube for receiving the insertion legs. And an integrated hook for detachably attaching the insertion tube to the casing.
【０００６】また、立坑の内周面に挿入されたケーシン
グの上端周縁部に取り付けられる立坑用防護柵におい
て、独立した複数の柵部材と各柵部材ごとの一対の支持
部材とにより構成され、上記の各柵部材はその下端に一
定間隔の平行２本の挿入脚を有し、上記支持部材は上記
挿入脚に一体に取り付けられると共に、上記ケーシング
に着脱自在に取り付ける一体化されたフックを有する構
成をとることができる。The vertical shaft protection fence attached to the upper edge of the casing inserted into the inner peripheral surface of the shaft includes a plurality of independent fence members and a pair of support members for each fence member. Each of the fence members has two parallel insertion legs at a lower end thereof at regular intervals, and the support member is integrally attached to the insertion legs and has an integrated hook detachably attached to the casing. Can be taken.
【０００７】また、立坑の内周面に挿入されたケーシン
グの上端開口面の半分を覆工板により閉鎖した場合に用
いられる立坑防護柵において、開放された半周分のケー
シングの上端周縁部に取り付けられる独立した複数のケ
ーシング柵部材と、これらの各ケーシング柵部材ごとの
一対の支持部材と、上記覆工板の開放側の側縁に取り付
けられる独立した複数の覆工板柵部材とにより構成さ
れ、上記のケーシング柵部材及び上記の覆工板柵部材は
いずれもそれらの下端に一定間隔の平行２本の挿入脚を
有し、上記の支持部材は上記のケーシング棚部材の挿入
脚を受け入れる挿入筒及び該挿入筒を上記にケーシング
に着脱自在に取り付ける一体化されたフックを有し、上
記覆工板の開放側の側縁に上記覆工板柵部材ごとにそれ
らの挿入脚を受け入れる一対ずつの挿入筒を取り付けた
構成をとることができる。Further, in a shaft protection fence used when half of an upper end opening surface of a casing inserted into an inner peripheral surface of a shaft is closed by a lining plate, the shaft is attached to a peripheral edge of an upper end of the casing for an opened half circle. A plurality of independent casing fence members, a pair of support members for each casing fence member, and a plurality of independent lining board fence members attached to the open side edge of the lining board. Each of the casing fence member and the lining plate fence member has two parallel insertion legs at a lower end thereof at regular intervals, and the support member receives the insertion leg of the casing shelf member. A tube and an integrated hook for detachably attaching the insertion tube to the casing, and receiving the insertion legs for each of the lining plate fence members on the open side edge of the lining plate; Structure fitted with a pair each of the insertion tube can take that.
【０００８】立坑の内周面に挿入されたケーシングの上
端開口面の半分を覆工板により閉鎖した場合に用いられ
る立坑防護柵において、開放された半周分のケーシング
の上端周縁部に取り付けられる独立した複数のケーシン
グ柵部材と、これらの各ケーシング柵部材ごとの一対の
支持部材と、上記覆工板の開放側の側縁に取り付けられ
る独立した複数の覆工板柵部材とにより構成され、上記
のケーシング柵部材及び上記の覆工板柵部材はいずれも
それらの下端に一定間隔の平行２本の挿入脚を有し、上
記の支持部材は上記のケーシング棚部材の挿入脚に一体
に取り付けられると共に、上記ケーシングに着脱自在に
取り付ける一体化されたフックを有し、上記覆工板の開
放側の側縁に上記覆工板柵部材ごとにそれらの挿入脚を
受け入れる一対ずつの挿入筒を取り付けた構成をとるこ
とができる。[0008] In a shaft protection fence used when half of the upper end opening surface of the casing inserted into the inner peripheral surface of the shaft is closed by a lining plate, an independent half-opened outer peripheral portion attached to the upper end peripheral portion of the casing. A plurality of casing fence members, a pair of support members for each of these casing fence members, and a plurality of independent lining plate fence members attached to the open side edge of the lining plate, Each of the casing fence member and the lining plate fence member has two parallel insertion legs at a fixed lower end thereof, and the support member is integrally attached to the insertion leg of the casing shelf member. A pair of hooks that are detachably attached to the casing and that receive the insertion legs for each of the lining plate fence members on the open side edge of the lining plate. It can be the structure fitted with the insertion tube.
【０００９】なお、上記覆工板の開放側の側縁に上記ケ
ーシングの開放部分を閉鎖する防護ネットを開閉自在に
取り付けた構成をとることもできる。It is also possible to adopt a configuration in which a protective net for closing the open portion of the casing is attached to the side edge on the open side of the lining plate so as to be freely opened and closed.
【００１０】[0010]
【発明の実施の形態】以下、添付図面に基づいてこの発
明の実施形態を説明する。Embodiments of the present invention will be described below with reference to the accompanying drawings.
【００１１】図１から図３に示した第１実施形態は、立
坑の内周面に挿入されたケーシング１の地表面に露出し
た上端周縁部に取り付けられるものであり、図示の場合
防護柵は、図１に示すように８本の柵部材２と、各柵部
材２に対応して一対ずつ設けられた支持部材３の組合せ
により構成される。The first embodiment shown in FIGS. 1 to 3 is mounted on the upper edge of the casing 1 which is inserted into the inner surface of the shaft and is exposed to the ground surface. As shown in FIG. 1, it is constituted by a combination of eight barrier members 2 and a pair of support members 3 provided corresponding to each barrier member 2.
【００１２】上記の柵部材２は、図３に示すように、金
属パイプを下向きコの字型に屈曲して、その平行・同長
の縦パイプ４、４の下端部につば５、５が設けられ、各
つば５から下端までが平行な挿入脚６、６となってい
る。また、上記の縦パイプ４、４の相互間に補助横パイ
プ７及びその補助横パイプ７の中間と柵部材２の上端部
中間との間に補助縦パイプ８が設けられる。As shown in FIG. 3, the fence member 2 is formed by bending a metal pipe in a downward U-shape, and a flange 5, 5 is provided at the lower end of the vertical pipe 4, 4 having the same length. There are provided insertion legs 6, 6 which are provided and are parallel from each brim 5 to the lower end. Further, an auxiliary horizontal pipe 7 is provided between the vertical pipes 4, 4, and an auxiliary vertical pipe 8 is provided between the middle of the auxiliary horizontal pipe 7 and the middle of the upper end of the fence member 2.
【００１３】また、上記の支持部材３は、図２及び図３
に示すように、前記の挿入脚６を受け入れる挿入筒９の
外側面にフック板１０を溶接により一体化したものであ
る。フック板１０の上端に下向きに屈曲されたフック１
１が形成される。Further, the above-mentioned support member 3 is provided in FIGS.
As shown in FIG. 1, a hook plate 10 is integrated with an outer surface of an insertion tube 9 for receiving the insertion leg 6 by welding. Hook 1 bent downward at the upper end of hook plate 10
1 is formed.
【００１４】フック板１０の下端は挿入筒９よりも下方
に若干長く形成され、その下端部に設けたボルト穴１２
の内面にナット１３が固着され、そのナット１３に固定
ボルト１４が螺合される。また、挿入筒９にもボルト穴
１５が設けられ、そのボルト穴１５にナット１６が固着
され、そのナット１６に締付けボルト１７が螺合され
る。The lower end of the hook plate 10 is formed slightly longer below the insertion tube 9 and has a bolt hole 12 formed in the lower end thereof.
A nut 13 is fixed to the inner surface of the nut, and a fixing bolt 14 is screwed to the nut 13. A bolt hole 15 is also provided in the insertion tube 9, a nut 16 is fixed to the bolt hole 15, and a tightening bolt 17 is screwed to the nut 16.
【００１５】上記の支持部材３は、１本の棚部材２に対
して一対用意され、ケーシング１の上端周縁部にそのフ
ック１１を係止すると共に、固定ボルト１３によりケー
シング１の内周面に、前記の棚部材２の挿入脚６、６の
間隔で固定される。その後、各一対の支持部材３ごとに
１本の棚部材２の挿入脚６、６を挿入筒９に挿入し、締
付けボルト１７により該挿入脚６を締付け、その抜止め
を図る。A pair of the support members 3 are prepared for one shelf member 2. The hooks 11 are locked to the peripheral edge of the upper end of the casing 1, and are fixed to the inner peripheral surface of the casing 1 by fixing bolts 13. The shelf members 2 are fixed at intervals between the insertion legs 6. Thereafter, the insertion legs 6, 6 of one shelf member 2 are inserted into the insertion tube 9 for each pair of support members 3, and the insertion legs 6 are tightened with the tightening bolts 17, so that the removal is prevented.
【００１６】これによってケーシング１の上端周縁部が
８本の柵部材２により囲まれる。作業者が出入りした
り、道具類を出し入れする際には、締付けボルト１７を
緩めて１本又は所要数の棚部材２を取り外し、用済み後
は元の状態に戻す。Thus, the periphery of the upper end of the casing 1 is surrounded by the eight fence members 2. When the worker goes in and out and takes tools in and out, the tightening bolt 17 is loosened to remove one or a required number of the shelf members 2 and return to the original state after use.
【００１７】次に、図４から図６に示した第２実施形態
は、ケーシング１の上端開口面の半分を閉鎖する覆工板
１８を有し、残り半分の開口面の周りに防護柵を設ける
ようにしたものである。Next, the second embodiment shown in FIGS. 4 to 6 has a lining plate 18 for closing half of the upper end opening surface of the casing 1, and a protective fence is provided around the other half of the opening surface. It is provided.
【００１８】覆工板１８は図示のような長方形の鋼板
（或いは図示を省略したが、ケーシング１より若干半径
の大きい半円形の鋼板）の下面に、ケーシング１の内周
面に沿った半円形の嵌合部１９を設け（図５、図６参
照）、その嵌合部１９の内側板２１を覆工板１８の内側
縁に沿わせて固定している。上記の内側板２１と覆工板
１８の内側縁に逆Ｌ型のアングル材２２、２２が２ヵ所
に取り付けられ、そのアングル材２２、２２の上面部に
設けた各一対の穴の下端面に挿入筒９’の上端が固着さ
れる。上記の嵌合部１５に固定ボルト２３が螺合される
と共に、挿入筒９’にも締付けボルト１７’が取り付け
られる。また、上記の覆工板１８には、吊り環２４が設
けられる。The lining plate 18 is formed on a lower surface of a rectangular steel plate (or a semicircular steel plate whose radius is slightly larger than that of the casing 1 although not shown) as shown in FIG. (See FIGS. 5 and 6), and the inner plate 21 of the fitting portion 19 is fixed along the inner edge of the lining plate 18. Inverted L-shaped angle members 22, 22 are attached to the inner edges of the inner plate 21 and the lining plate 18 at two places, and the lower ends of a pair of holes provided on the upper surface of the angle members 22, 22 are provided. The upper end of the insertion tube 9 'is fixed. The fixing bolt 23 is screwed into the fitting portion 15, and a tightening bolt 17 'is attached to the insertion tube 9'. Further, a suspension ring 24 is provided on the lining plate 18.
【００１９】上記の一対ずつの挿入筒９に、前記の第１
実施形態の柵部材２と同様の覆工板柵部材２ｂの挿入脚
６が挿入され、締付けボルト１７’により締付けられ、
抜止めが図られる。The first pair of insertion tubes 9 is provided with the first
The insertion leg 6 of the lining plate fence member 2b similar to the fence member 2 of the embodiment is inserted and tightened by the tightening bolt 17 '.
The retaining is achieved.
【００２０】一方、ケーシング１の開放側の半周部分に
は、前記の第１実施形態の柵部材２と同様のケーシング
柵部材２ａと一対の支持部材３との組合せからなる防護
柵が図示の場合は３本設けられる。これらの構成は前述
の第１実施形態と同様であるから、同一部分には同一の
符号を付して示すに止めその説明を省略する。On the other hand, a protective fence comprising a combination of a casing fence member 2a similar to the fence member 2 of the first embodiment and a pair of support members 3 is provided on a half-circumferential portion on the open side of the casing 1 as shown in FIG. Are provided. Since these components are the same as those of the first embodiment described above, the same portions are denoted by the same reference numerals and description thereof will be omitted.
【００２１】なお、図４に一点鎖線で示すように、ケー
シング１の半分の開口面をカバーする半円型の防護ネッ
ト２５を、覆工板１８の内側縁に開閉自在に取り付けて
もよい。As shown by a dashed line in FIG. 4, a semicircular protection net 25 covering a half opening surface of the casing 1 may be attached to the inner edge of the lining plate 18 so as to be openable and closable.
【００２２】第２実施形態は以上のごときものであり、
覆工板１８によってケーシング１の開口面の半分を閉鎖
することにより、通行の用に供することができると共
に、残りの半分の開口面の周囲をケーシング柵部材２ａ
と、覆工板柵部材２ｂとによって囲むことがきる。ま
た、作業上の必要に応じてこれらの柵部材２ａ，２ｂを
取り外すことができる。The second embodiment is as described above.
By closing half of the opening surface of the casing 1 with the lining plate 18, the casing 1 can be used for traffic and the periphery of the other half of the opening surface is surrounded by the casing fence member 2a.
And the lining plate fence member 2b. Also, these fence members 2a, 2b can be removed as required for work.
【００２３】なお、前述のように、防護ネット２５を用
いると作業者・通行人のいずれにとっても一層安全であ
る。As described above, the use of the protective net 25 is safer for both workers and passers-by.
【００２４】上記の第１実施形態及び第２実施形態にお
いて、ケーシング１に取り付けられる柵部材２、２ａ
は、ケーシング１に予め固定した支持部材３の挿入筒９
に該柵部材２、２ａの挿入脚６を挿入するようになって
いるが、図７及び図８に示した第３実施形態の柵部材
２’は、その挿入脚６に支持部材３’を予め固定する構
成となっている。この場合の支持部材３’は、柵部材
２’の挿入脚６の直径より若干幅の広いフック板１０’
の上端部を下向きに屈曲してフック１１’を形成したも
のであり、そのフック板１０’を挿入脚６の外面に溶接
により固着している。In the first and second embodiments, the fence members 2, 2a attached to the casing 1
Is an insertion tube 9 of the support member 3 previously fixed to the casing 1.
The insertion legs 6 of the fence members 2 and 2a are inserted into the fence members 2a. However, the fence member 2 'of the third embodiment shown in FIGS. It is configured to be fixed in advance. In this case, the supporting member 3 'is a hook plate 10' slightly wider than the diameter of the insertion leg 6 of the fence member 2 '.
The hook 11 ′ is formed by bending the upper end portion downward, and the hook plate 10 ′ is fixed to the outer surface of the insertion leg 6 by welding.
【００２５】上記のフック板１０’には、図８（ｂ）に
示すように、挿入脚６の外側の部分にボルト穴１２’が
設けられ、そのボルト穴１２’の内面にナット１３’が
固着される。そして、そのナット１３’に固定ボルト１
４’が螺合される。As shown in FIG. 8 (b), the hook plate 10 'is provided with a bolt hole 12' outside the insertion leg 6, and a nut 13 'is provided on the inner surface of the bolt hole 12'. It is fixed. Then, the fixing bolt 1 is attached to the nut 13 '.
4 'is screwed.
【００２６】第３実施形態の棚部材２’は、上記のよう
に予め支持部材３’が固着されているので、ケーシング
１に取り付ける際は、その支持部材３’のフック１１’
をケーシング１の上縁部に嵌合し、固定ボルト１４’を
締付ければよい。このとき、固定ボルト１４’を締付け
操作する作業者は、柵部材２’を持つなどして作業する
ことができるので安全である。Since the support member 3 'is fixed to the shelf member 2' of the third embodiment in advance as described above, the hook member 11 'of the support member 3' is used when attaching the support member 3 'to the casing 1.
May be fitted to the upper edge of the casing 1 and the fixing bolt 14 'may be tightened. At this time, the worker who tightens the fixing bolt 14 ′ can work by holding the fence member 2 ′, so that it is safe.
【００２７】なお、上記の第３実施形態の柵部材２’と
支持部材３’は、前記の第１実施形態の柵部材２と支持
部材３に代えてケーシング１に取り付ける（図１から図
３参照）ことができることは勿論、第２実施形態のケー
シング柵部材２ａと支持部材３に代えてケーシング１に
取付ける（図４から図６参照）ことができる。The fence member 2 'and the support member 3' of the third embodiment are attached to the casing 1 instead of the fence member 2 and the support member 3 of the first embodiment (FIGS. 1 to 3). Of course, it can be attached to the casing 1 instead of the casing fence member 2a and the support member 3 of the second embodiment (see FIGS. 4 to 6).
【００２８】[0028]
【発明の効果】以上のように、この発明は防護柵によっ
てケーシングの開口面の全周を囲むことができるので、
作業者や通行人がその内部に落下する事故を未然に防止
することができる。また、個々の防護柵は複数の棚部材
とこれらに対応した各一対の支持部材との組合せからな
るものであるから、ケーシングに対する取付け取り外し
に便利である。また、ケーシングの開口周縁部の周りの
全体を囲むことができるので、作業者や通行人の一層の
安全を図ることができる。As described above, according to the present invention, the entire circumference of the opening surface of the casing can be surrounded by the protective fence.
It is possible to prevent an accident in which a worker or a pedestrian falls into the inside. In addition, since each protective fence is composed of a combination of a plurality of shelf members and a pair of support members corresponding thereto, it is convenient to attach and detach the casing to and from the casing. Further, since the entire periphery of the opening peripheral portion of the casing can be surrounded, the safety of workers and passers-by can be further improved.
【図１】第１実施形態の平面図FIG. 1 is a plan view of a first embodiment.
【図２】（ａ）図１のII−II線の一部省略断面図 （ｂ）（ａ）図のｂ−ｂ矢視図2A is a partially omitted cross-sectional view taken along the line II-II of FIG. 1; FIG.
【図３】第１実施形態の一部分解斜視図FIG. 3 is a partially exploded perspective view of the first embodiment.
【図４】第２実施形態の平面図FIG. 4 is a plan view of a second embodiment.
【図５】図４のＶ−Ｖ線の断面図FIG. 5 is a sectional view taken along line VV in FIG. 4;
【図６】第２実施形態の覆工板の斜視図FIG. 6 is a perspective view of a lining plate according to a second embodiment.
【図７】第３実施形態の一部分解斜視図FIG. 7 is a partially exploded perspective view of the third embodiment.
【図８】（ａ）同上一部省略断面図 （ｂ）（ａ）のｂ−ｂ矢視図FIG. 8 (a) is a partially omitted cross-sectional view of the above-mentioned embodiment.
１ ケーシング ２、２’ 柵部材 ２ａ ケーシング柵部材 ２ｂ 覆工板棚部材 ３、３’ 支持部材 ４ 縦パイプ ５ つば ６ 挿入脚 ７ 補助横パイプ ８ 補助縦パイプ ９、９’ 挿入筒 １０ フック板 １１ フック １２ ボルト穴 １３ ナット １４ 固定ボルト １５ ボルト穴 １６ ナット １７、１７’ 締付けボルト １８ 覆工板 １９ 嵌合部 ２１ 内側板 ２２ アングル材 ２３ 固定ボルト ２４ 吊り環 ２５ 防護ネット DESCRIPTION OF SYMBOLS 1 Casing 2, 2 'fence member 2a Casing fence member 2b Lining board shelf member 3, 3' Support member 4 Vertical pipe 5 Collar 6 Insertion leg 7 Auxiliary horizontal pipe 8 Auxiliary vertical pipe 9, 9 'Insert cylinder 10 Hook plate 11 Hook 12 Bolt hole 13 Nut 14 Fixing bolt 15 Bolt hole 16 Nut 17, 17 'Tightening bolt 18 Lining plate 19 Fitting part 21 Inner plate 22 Angle material 23 Fixing bolt 24 Suspension ring 25 Protective net
Claims (5)
上端周縁部に取り付けられる立坑用防護柵において、独
立した複数の柵部材と各柵部材ごとの一対の支持部材と
により構成され、上記の各柵部材はその下端に一定間隔
の平行２本の挿入脚を有し、上記支持部材は上記の挿入
脚を受け入れる挿入筒及び該挿入筒を上記ケーシングに
着脱自在に取り付ける一体化されたフックを有すること
を特徴とする立坑防護柵。1. A shaft protection fence attached to an upper peripheral edge of a casing inserted into an inner peripheral surface of a shaft, the shaft comprising a plurality of independent fence members and a pair of support members for each fence member. Each of the fence members has two parallel insertion legs at a lower end thereof at regular intervals, and the support member has an insertion tube for receiving the insertion leg and an integrated hook for detachably attaching the insertion tube to the casing. A shaft protection fence comprising:
上端周縁部に取り付けられる立坑用防護柵において、独
立した複数の柵部材と各柵部材ごとの一対の支持部材と
により構成され、上記の各柵部材はその下端に一定間隔
の平行２本の挿入脚を有し、上記支持部材は上記挿入脚
に一体に取り付けられると共に、上記ケーシングに着脱
自在に取り付ける一体化されたフックを有することを特
徴とする立坑防護柵。2. A shaft protection fence attached to an upper peripheral portion of a casing inserted into an inner peripheral surface of a shaft, comprising a plurality of independent fence members and a pair of support members for each fence member. Each of the fence members has two parallel insertion legs at a lower end thereof at fixed intervals, and the support member has an integrated hook which is integrally attached to the insertion leg and detachably attached to the casing. Shaft protection fence characterized by the following.
上端開口面の半分を覆工板により閉鎖した場合に用いら
れる立坑防護柵において、開放された半周分のケーシン
グの上端周縁部に取り付けられる独立した複数のケーシ
ング柵部材と、これらの各ケーシング柵部材ごとの一対
の支持部材と、上記覆工板の開放側の側縁に取り付けら
れる独立した複数の覆工板柵部材とにより構成され、上
記のケーシング柵部材及び上記の覆工板柵部材はいずれ
もそれらの下端に一定間隔の平行２本の挿入脚を有し、
上記の支持部材は上記のケーシング棚部材の挿入脚を受
け入れる挿入筒及び該挿入筒を上記にケーシングに着脱
自在に取り付ける一体化されたフックを有し、上記覆工
板の開放側の側縁に上記覆工板柵部材ごとにそれらの挿
入脚を受け入れる一対ずつの挿入筒を取り付けたことを
特徴とする立坑防護柵。3. A shaft protection fence used when half of an upper end opening surface of a casing inserted into an inner peripheral surface of a shaft is closed by a lining plate, and is attached to a peripheral edge of an upper end of the casing for an opened half circumference. A plurality of independent casing fence members, a pair of support members for each casing fence member, and a plurality of independent lining board fence members attached to the open side edge of the lining board. Each of the casing fence member and the lining plate fence member has two parallel insertion legs at a lower end thereof at regular intervals,
The support member has an insertion tube for receiving the insertion leg of the casing shelf member and an integrated hook for detachably attaching the insertion tube to the casing, and is provided on an open side edge of the lining plate. A shaft protection fence, wherein a pair of insertion tubes for receiving the insertion legs are attached to each of the lining plate fence members.
上端開口面の半分を覆工板により閉鎖した場合に用いら
れる立坑防護柵において、開放された半周分のケーシン
グの上端周縁部に取り付けられる独立した複数のケーシ
ング柵部材と、これらの各ケーシング柵部材ごとの一対
の支持部材と、上記覆工板の開放側の側縁に取り付けら
れる独立した複数の覆工板柵部材とにより構成され、上
記のケーシング柵部材及び上記の覆工板柵部材はいずれ
もそれらの下端に一定間隔の平行２本の挿入脚を有し、
上記の支持部材は上記のケーシング棚部材の挿入脚に一
体に取り付けられると共に、上記ケーシングに着脱自在
に取り付ける一体化されたフックを有し、上記覆工板の
開放側の側縁に上記覆工板柵部材ごとにそれらの挿入脚
を受け入れる一対ずつの挿入筒を取り付けたことを特徴
とする立坑防護柵。4. A shaft protection fence used when half of an upper end opening surface of a casing inserted into an inner peripheral surface of a shaft is closed by a lining plate, which is attached to a peripheral edge of an upper end of the casing corresponding to an opened half circle. A plurality of independent casing fence members, a pair of support members for each casing fence member, and a plurality of independent lining board fence members attached to the open side edge of the lining board. Each of the casing fence member and the lining plate fence member has two parallel insertion legs at a lower end thereof at regular intervals,
The support member is integrally attached to the insertion leg of the casing shelf member, has an integrated hook detachably attached to the casing, and has the lining on an open side edge of the lining plate. A shaft protection fence comprising a pair of insertion tubes for receiving the insertion legs for each plate fence member.
ングの開放部分を閉鎖する防護ネットを開閉自在に取り
付けたことを特徴とする請求項３又は４に記載の立坑防
護柵。5. The shaft protection fence according to claim 3, wherein a protection net for closing an open portion of the casing is openably and closably attached to a side edge on an open side of the lining plate.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP11165625A JP2000352022A (en) | 1999-06-11 | 1999-06-11 | Pit protection fence |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP11165625A JP2000352022A (en) | 1999-06-11 | 1999-06-11 | Pit protection fence |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JP2000352022A true JP2000352022A (en) | 2000-12-19 |
Family
ID=15815928
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP11165625A Pending JP2000352022A (en) | 1999-06-11 | 1999-06-11 | Pit protection fence |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JP2000352022A (en) |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102286933A (en) * | 2011-08-29 | 2011-12-21 | 师长宏 | Assembled electricity-proof plate of swivel beam construction protection wall |
| CN103061525A (en) * | 2012-11-28 | 2013-04-24 | 泰兴市第一建筑安装工程有限公司 | Safety fence fixing support for door and window openings |
| CN105484182A (en) * | 2016-01-19 | 2016-04-13 | 成都融创智谷科技有限公司 | Intelligent traffic protection device for sidewalk |
| CN105484181A (en) * | 2016-01-19 | 2016-04-13 | 成都融创智谷科技有限公司 | Intelligent traffic protection system with voice control guide equipment |
-
1999
- 1999-06-11 JP JP11165625A patent/JP2000352022A/en active Pending
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102286933A (en) * | 2011-08-29 | 2011-12-21 | 师长宏 | Assembled electricity-proof plate of swivel beam construction protection wall |
| CN103061525A (en) * | 2012-11-28 | 2013-04-24 | 泰兴市第一建筑安装工程有限公司 | Safety fence fixing support for door and window openings |
| CN105484182A (en) * | 2016-01-19 | 2016-04-13 | 成都融创智谷科技有限公司 | Intelligent traffic protection device for sidewalk |
| CN105484181A (en) * | 2016-01-19 | 2016-04-13 | 成都融创智谷科技有限公司 | Intelligent traffic protection system with voice control guide equipment |
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