JPS6011929Y2 - Elevating device for elevated track switching track section - Google Patents
Elevating device for elevated track switching track sectionInfo
- Publication number
- JPS6011929Y2 JPS6011929Y2 JP10675176U JP10675176U JPS6011929Y2 JP S6011929 Y2 JPS6011929 Y2 JP S6011929Y2 JP 10675176 U JP10675176 U JP 10675176U JP 10675176 U JP10675176 U JP 10675176U JP S6011929 Y2 JPS6011929 Y2 JP S6011929Y2
- Authority
- JP
- Japan
- Prior art keywords
- cross beam
- bracket
- temporary
- elevated
- track
- 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
Links
Landscapes
- Machines For Laying And Maintaining Railways (AREA)
- Bridges Or Land Bridges (AREA)
Description
【考案の詳細な説明】
本考案は、高架軌道の切換用軌道部分を複数の桁(単純
桁や連続桁)で構威し、各桁在来軌道上に仮受けした後
を順次降下させて所定の位置にセットする直上高架工法
における切換部昇降装置に関するものである。[Detailed explanation of the invention] This invention consists of multiple girders (simple girders and continuous girders) for the switching track section of the elevated track, and each girder is temporarily supported on the conventional track and then lowered in sequence. This invention relates to a switching part elevating device in a direct elevated construction method that is set at a predetermined position.
軌道の高架化で問題となることは、この高架軌道と在来
軌道とを如何に迅速に且つ確実に接続するかである。The problem with elevated tracks is how to quickly and reliably connect the elevated tracks with conventional tracks.
すなわち迅速に接続することは、深夜などの非常運転時
に接続(切換え)作業を行なって通常のダイヤを乱すこ
とを防止するために必要であり、また確実に接続するこ
とは安全面から必要である。In other words, quick connection is necessary to prevent connection (switching) work during emergency operations, such as late at night, from disrupting the normal timetable, and reliable connection is necessary from a safety perspective. .
本考案はこのような問題点を解決し得る直上高架工法に
おける切換部昇降装置を提案するもので、以下その一実
施例を図面に基づいて説明する。The present invention proposes a switching part elevating device for the direct elevated construction method that can solve these problems, and one embodiment thereof will be described below with reference to the drawings.
第1図は直上高架工法の基本例を示している。Figure 1 shows a basic example of the overhead elevated construction method.
すなわちaは複数の支柱1の上端夫々に横梁2を支持し
ており、さらに横梁2間に単純桁3を支持している。That is, a supports a cross beam 2 at each of the upper ends of a plurality of columns 1, and further supports a simple girder 3 between the cross beams 2.
このとき各単純桁3は高架部4と同一レベルである。At this time, each simple girder 3 is at the same level as the elevated section 4.
この状態で、高架部4に最も近い横梁2を除く横梁2を
所定量降下させ、bで示すように高架部4に最も近い単
純桁3を傾斜させる。In this state, the cross beams 2 except the cross beam 2 closest to the elevated section 4 are lowered by a predetermined amount, and the simple girder 3 closest to the elevated section 4 is tilted as shown by b.
次いで高架部4側から二つの横梁を除く横梁2を所定量
降下させてCに示すように二番目の単純桁3を傾斜させ
る。Next, the cross beams 2 excluding the two cross beams are lowered by a predetermined amount from the elevated portion 4 side, and the second simple girder 3 is tilted as shown in C.
このような作業により三番目、四番目と単純桁3を順次
傾斜させて行き、最終的にはdに示すように全ての単純
桁3を傾斜させる。Through such operations, the third and fourth simple girders 3 are tilted one after another, and finally all the simple girders 3 are tilted as shown in d.
前記支柱1の上端には第2図〜第5図に示すように降下
用粱5が取付けられ、この降下用粱5から垂下させたロ
ッド6に対して尺取り動作を行なうジヤツキ7が前記横
梁2にスラスト支承部材36を介して取付けられる(第
11図参照)。As shown in FIGS. 2 to 5, a lowering rod 5 is attached to the upper end of the support column 1, and a jack 7 that performs a measuring operation on a rod 6 suspended from the lowering rod 5 is attached to the horizontal beam. 2 via a thrust support member 36 (see FIG. 11).
前記ロッド6の上端を降下用粱5に取付ける構造は第6
図に示すように、降下用粱5の上面にロードエコライザ
ー8を取付け、このロードエコライザー8の上方に突出
するピストン部8Aに球座9を取付け、この球座9を貫
通するロッド上端の螺子部6Aにナツト10を螺合させ
ている。The structure for attaching the upper end of the rod 6 to the lowering rod 5 is the sixth
As shown in the figure, a load equalizer 8 is attached to the upper surface of the descending shaft 5, a spherical seat 9 is attached to the piston portion 8A projecting upwardly of the load equalizer 8, and a spherical seat 9 is attached to the upper end of the rod passing through the spherical seat 9. A nut 10 is screwed into the threaded portion 6A.
第1図aの状態において横梁2は支柱1例に支持されて
いる。In the state shown in FIG. 1a, the cross beam 2 is supported by one example of a column.
すなわち第2図〜第5図に示すように支柱1から連設し
た仮ブラケット11に支承12を介して横梁2を載置し
ている。That is, as shown in FIGS. 2 to 5, the cross beam 2 is placed on a temporary bracket 11 connected to the support 1 via a support 12.
この仮ブラケット11は横梁2を下降させて下部に設け
た本ブラケット13に前記支承12を介して載置する際
に取外される。This temporary bracket 11 is removed when the cross beam 2 is lowered and placed on the main bracket 13 provided at the lower part via the support 12.
すなわち支柱1の上部から吊り下げ用仮ブラケット14
を連設すると共にその上面に係止凹部15を形威し、モ
して横梁2の上面から連設した一対の板体16に貫通孔
17を設けている。In other words, a temporary bracket 14 for hanging from the top of the support 1
A locking recess 15 is formed on the upper surface of the transverse beam 2, and a through hole 17 is formed in a pair of plates 16 that are continuous from the upper surface of the cross beam 2.
したがって両賞通孔17間に挿通されるピンを係止凹部
15で受止めることにより横梁2を仮ブラケット11か
ら持上げて支柱1側で支持し得、これにより仮ブラケッ
ト11の除去が可能となる。Therefore, by receiving the pin inserted between the two prize holes 17 in the locking recess 15, the cross beam 2 can be lifted from the temporary bracket 11 and supported on the support column 1 side, thereby making it possible to remove the temporary bracket 11. .
またピンを抜出することにより吊下げ用仮ブラケット1
4を介しての横梁2支持が解放される。In addition, by pulling out the pin, the temporary bracket for hanging 1
The support of the cross beam 2 via 4 is released.
このピンの抜出は、ジヤツキ7により横梁2を少し持ち
上げて抵抗を少なくした状態で行なわれる。This extraction of the pin is carried out with the jack 7 slightly lifting the cross beam 2 to reduce resistance.
ピンは一本づつ抜いてもよいが、全てを一挙に抜出すれ
ば作業の迅速化に有利となる。You can pull out the pins one by one, but if you pull them all out at once, it will be advantageous to speed up the work.
すなわち第8図に示すように、ウィンチ18からの主ワ
イヤ−19に各ピン20を副ワイヤ−21を介して接続
し、そして前述したように全横梁2を少し持ち上げた状
態でウィンチ18を作動させて主ワイヤ−19を巻き取
ることにより、第9図に示すように全てのピン20を抜
出し得る。That is, as shown in FIG. 8, each pin 20 is connected to the main wire 19 from the winch 18 via the auxiliary wire 21, and the winch 18 is operated with all the cross beams 2 slightly lifted as described above. By winding up the main wire 19, all the pins 20 can be pulled out as shown in FIG.
前記ロッド6は第7図に示すように、その長さ方向にお
いて多数の被係止段部6Bを有し、また前記ジヤツキ7
はこのロッド6に対して尺取り運動を行なうように構成
しである。As shown in FIG. 7, the rod 6 has a large number of locked step portions 6B in its length direction, and the
is configured to perform a measuring motion on this rod 6.
すなわちジヤツキ7は、シリンダ22と、このシリンダ
22の本体23側に取付けた第1チヤツク24と、ピス
トンロッド25側に取付けた第2チヤツク26とからな
る。That is, the jack 7 consists of a cylinder 22, a first chuck 24 attached to the main body 23 side of the cylinder 22, and a second chuck 26 attached to the piston rod 25 side.
両チャック24.26はシリンダ形成であって、そのピ
ストンロッド27,28の移動により該ピストンロッド
27,28と一体の操作部27A、28Aがコレット(
円周上に分割しである)29.30に作用し、コレット
29,30を被係止段部6Bに係脱させるべく構成しで
ある。Both chucks 24 and 26 are formed into cylinders, and the movement of the piston rods 27 and 28 causes the operation parts 27A and 28A, which are integrated with the piston rods 27 and 28, to move into the collet (
29 and 30, which are divided on the circumference, to engage and disengage the collets 29 and 30 from the locked step portion 6B.
したがって被係止段部6Bに対するコレット29.30
の係脱作用と、シリンダ22の伸縮をしての第2チヤツ
ク26に対する第1チヤツク24の接近ならびに第1チ
ヤツク24に対する第2チヤツク26の離間によりジヤ
ツキ7を尺取り運動させ、横梁2をロッド6に沿って下
降させ得る。Therefore, the collet 29.30 for the locked step 6B
, the cylinder 22 expands and contracts to bring the first chuck 24 closer to the second chuck 26, and the second chuck 26 separates from the first chuck 24, causing the jack 7 to perform a measuring movement, thereby moving the cross beam 2 into the rod. 6.
横梁2の下降はその下部に設けた支承12が本ブラケッ
ト13に接当するまで行なわれるので、その下降中にお
いては第2図、第5図に示すように、横梁2を設けた被
ガイド部31を、支柱1に設けたガイド部32が案内す
べく構成してるある。The lowering of the cross beam 2 continues until the support 12 provided at its lower part comes into contact with the main bracket 13, so during the lowering, as shown in FIGS. 2 and 5, the guided part on which the cross beam 2 is installed is 31 is configured to be guided by a guide portion 32 provided on the support column 1.
なお実施例では支柱1の両側にガイド部32を設けた構
成を示したがこれは中央に設けてもよい。Although the embodiment shows a structure in which the guide portions 32 are provided on both sides of the support column 1, the guide portions 32 may be provided in the center.
第1図aにおいては前述したように横梁2は支承12を
介して仮ブラケット11に支持されている。In FIG. 1a, the cross beam 2 is supported by the temporary bracket 11 via the support 12, as described above.
そして降下作業を行なうに際して、先ずジヤツキ7を逆
動作させて全ての横梁2を少し持ち上げ、次いで貫通孔
17から係止凹部15へとピン20を挿入したのち横梁
2を下降させ、これにより横梁2を吊下げ用仮ブラケッ
ト14で支持する。When performing the lowering operation, first, the jack 7 is reversely operated to slightly lift all the cross beams 2, and then the pin 20 is inserted from the through hole 17 into the locking recess 15, and then the cross beam 2 is lowered. is supported by a temporary hanging bracket 14.
この状態で各仮ブラケット11を支柱1から除去する。In this state, each temporary bracket 11 is removed from the support column 1.
次いでジヤツキ7の逆動作により横梁2を少し持ち上げ
た状態でウィンチ18を巻き取り各ピン20を一挙に抜
出させる。Next, by reverse operation of the jack 7, the winch 18 is wound up while the cross beam 2 is slightly lifted, and each pin 20 is pulled out at once.
次いでジヤツキ7を尺取り運動させ、横梁2を下降させ
る。Next, the jack 7 is moved to make a measuring movement, and the cross beam 2 is lowered.
すなわち、上部コレット29の被係止段部6Bへの保合
、下部コレット30の離脱、シリンダ22の伸展、下部
コレット30の係合、上部コレット29の離脱、シリン
ダ22の収縮、という一連の動作を行なわせることによ
り横梁2を間歇的に下降させる。That is, the series of operations includes the engagement of the upper collet 29 with the locked step portion 6B, the detachment of the lower collet 30, the extension of the cylinder 22, the engagement of the lower collet 30, the detachment of the upper collet 29, and the contraction of the cylinder 22. By doing this, the cross beam 2 is lowered intermittently.
その被ガイド部31がガイド部32に案内される横梁2
は、最終的には支承12が本ブラケット13に接当する
ことにより所期の降下が終了する。A cross beam 2 whose guided portion 31 is guided by a guide portion 32
Eventually, the support 12 comes into contact with the main bracket 13, and the desired descent is completed.
なおロードエコライザー8は横梁2の左右のバランス荷
重をなくするために設けられている。Note that the load equalizer 8 is provided to eliminate the balance load on the left and right sides of the cross beam 2.
上記したような横梁2の降下は、第1図で示される動作
にそうべく行なわれ、そのため油圧配管が第10図に示
される。The lowering of the cross beam 2 as described above is carried out in accordance with the operation shown in FIG. 1, so that the hydraulic piping is shown in FIG.
すなわち横梁2の左右に装備されたジヤツキ7を上下路
線方向に直列に配管する。That is, the jacks 7 installed on the left and right sides of the cross beam 2 are piped in series in the vertical direction.
単純桁3の降下が第2図のように高架部4の方から逐次
所定位置に達するまで行なわれる場合は、所定位置に達
した単純桁3のジヤツキ7への送油がバルブ33の閉止
により中止される。When the simple girder 3 is lowered one after another from the elevated section 4 until it reaches a predetermined position as shown in FIG. Canceled.
このときポンプユニット34における油圧ポンプの容量
が一定である故他のジヤツキ7への送油量が増し、油圧
作動に要する時間が短縮されて短時間で切換えを行なえ
る。At this time, since the capacity of the hydraulic pump in the pump unit 34 is constant, the amount of oil sent to the other jacks 7 increases, the time required for hydraulic operation is shortened, and switching can be performed in a short time.
また直列配管であるため、横梁2の左右に装備されたジ
ヤツキ7の作動に不均等が生ずる可能性がある。Furthermore, since the piping is in series, there is a possibility that the jacks 7 installed on the left and right sides of the cross beam 2 may operate unevenly.
それ故に横梁2の左右のジヤツキ7に設けたロードエコ
ライザー8間をロードエコライザー用配管を介して連結
して、この不均衡を解消せしめている。Therefore, the load equalizers 8 provided on the left and right jacks 7 of the cross beam 2 are connected via road equalizer piping to eliminate this imbalance.
ロードエコライザー8は第6図に示すように、上下各方
向に作動可能な構造で、横梁2の左右のジヤツキ7に不
均衡が生じた場合は、シリンダーが作動してその不均衡
を解消する。As shown in Fig. 6, the load equalizer 8 has a structure that can be operated in each direction up and down, and if an imbalance occurs in the left and right jacks 7 of the cross beam 2, the cylinder operates to eliminate the imbalance. .
以上、実施例で述べた本考案によると、仮ブラケットで
支持してなる横梁を、ジヤツキによる尺取り逆動作によ
って上昇させて吊下げ用仮ブラケットに支持させ、そし
て仮ブラケットの除去と吊下げ用仮ブラケットからの離
脱を行なったのちジヤツキによる尺取り動作を行なうこ
とにより、本ブラケットの位置まで降下させることがで
き、この横梁で支持してなる桁の降下を迅速に且つ確実
に行なうことができる。According to the present invention described in the embodiments above, the horizontal beam supported by the temporary bracket is raised by the reverse action of the jack and supported by the temporary bracket for hanging, and then the temporary bracket is removed and the beam for hanging is removed. After detaching from the temporary bracket, it can be lowered to the position of the main bracket by adjusting the length using jacks, and the girder supported by this cross beam can be lowered quickly and reliably. .
図面は本考案の一実施例を示し、第1図a ” dは直
上高架工法の基本例を示す正面図、第2図は要部の側面
図、第3図は同正面図、第4図は第2図におけるA−A
断面図、第5図は第2図におけるB−B断面図、第6図
は要部の拡大一部切欠正面図、第7図はジヤツキの縦断
面図、第8図、第9図はストッパ解除形式を示す説明図
、第10図は油圧配管図、第11図は要部の概略側面図
である。
1・・・・・・支柱、2・・・・・・横梁、3・・・・
・・単純桁、6・・・・・・ロッド、6B・・・・・・
被係止段部、7・・・・・・ジヤツキ、訃・・・・山−
ドエコライザー、11・・・・・・仮ブラケット、13
・・・・・・本ブラケット、14・・・・・・吊下げ用
ブラケット、22・・・・・・シリンダ、24・・・・
・・第1チヤツク、26・・・・・・第2チヤツク、2
9.30・・・・・・コレット。The drawings show one embodiment of the present invention, and Figures 1a and d are front views showing a basic example of the overhead elevated construction method, Figure 2 is a side view of the main parts, Figure 3 is a front view of the same, and Figure 4. is A-A in Figure 2
5 is a BB sectional view in FIG. 2, FIG. 6 is an enlarged partially cutaway front view of the main part, FIG. 7 is a longitudinal sectional view of the jack, and FIGS. 8 and 9 are the stopper. An explanatory diagram showing the release type, FIG. 10 is a hydraulic piping diagram, and FIG. 11 is a schematic side view of the main part. 1... Support column, 2... Horizontal beam, 3...
・・・Simple digit, 6・・・Rod, 6B・・・・・・
Locked stepped portion, 7... Jacket, Death... Mountain -
Equalizer, 11...Temporary bracket, 13
...Main bracket, 14...Hanging bracket, 22...Cylinder, 24...
...1st chuck, 26...2nd chuck, 2
9.30...Colette.
Claims (1)
在来軌道の両側に所定の間隔で立設した支柱に、該支柱
に沿って降下可能に設けられた桁支持用の横梁を介して
仮受けするようになし、支柱に横梁を支持する本ブラケ
ットと、この本ブラケットの上方に位置すると共に前記
横梁を仮支持する仮ブラケットと、該仮ブラケットの上
方に位置すると共に該仮ブラケットから持上げた前記横
梁を支持する吊下げ用仮ブラケットとを設け、さらに前
記支柱の上端に設けられた降下用粱から前記本ブラケッ
ト近傍位置までに垂設したロッドに対して尺取り動作を
作なうジヤツキを、前記横梁にスラスト支承部材を介し
て設けたことを特徴とする高架軌道の切換軌道部昇降装
置。The switching track section of the elevated track is made up of multiple girders, and each girder is erected on both sides of the conventional track at a predetermined interval. A main bracket that is temporarily supported via a cross beam and supports the cross beam on a column, a temporary bracket that is located above the main bracket and temporarily supports the cross beam, and a temporary bracket that is located above the temporary bracket and supports the cross beam. A temporary suspension bracket is provided to support the horizontal beam lifted from the temporary bracket, and a measuring operation is performed on a rod suspended from a lowering rod provided at the upper end of the support to a position near the main bracket. A switching track section elevating device for an elevated track, characterized in that a jack is provided on the cross beam via a thrust support member.
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP10675176U JPS6011929Y2 (en) | 1976-08-09 | 1976-08-09 | Elevating device for elevated track switching track section |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP10675176U JPS6011929Y2 (en) | 1976-08-09 | 1976-08-09 | Elevating device for elevated track switching track section |
Publications (2)
Publication Number | Publication Date |
---|---|
JPS5324133U JPS5324133U (en) | 1978-03-01 |
JPS6011929Y2 true JPS6011929Y2 (en) | 1985-04-19 |
Family
ID=28716835
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP10675176U Expired JPS6011929Y2 (en) | 1976-08-09 | 1976-08-09 | Elevating device for elevated track switching track section |
Country Status (1)
Country | Link |
---|---|
JP (1) | JPS6011929Y2 (en) |
Families Citing this family (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS5813995Y2 (en) * | 1979-05-09 | 1983-03-18 | 五十嵐 宏 | Eccentric soil purification device |
JPS5848389U (en) * | 1981-09-24 | 1983-04-01 | 伊豆田 四郎 | Effluent water treatment equipment |
JPS5848390U (en) * | 1981-09-24 | 1983-04-01 | 伊豆田 四郎 | Effluent water treatment equipment |
-
1976
- 1976-08-09 JP JP10675176U patent/JPS6011929Y2/en not_active Expired
Also Published As
Publication number | Publication date |
---|---|
JPS5324133U (en) | 1978-03-01 |
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