JPH0449240Y2 - - Google Patents
Info
- Publication number
- JPH0449240Y2 JPH0449240Y2 JP1986029915U JP2991586U JPH0449240Y2 JP H0449240 Y2 JPH0449240 Y2 JP H0449240Y2 JP 1986029915 U JP1986029915 U JP 1986029915U JP 2991586 U JP2991586 U JP 2991586U JP H0449240 Y2 JPH0449240 Y2 JP H0449240Y2
- Authority
- JP
- Japan
- Prior art keywords
- water
- gate
- frp
- blocks
- block
- 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
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims description 65
- 238000001363 water suppression through gradient tailored excitation Methods 0.000 claims description 15
- 229920000049 Carbon (fiber) Polymers 0.000 claims description 4
- 239000004917 carbon fiber Substances 0.000 claims description 4
- 239000002184 metal Substances 0.000 description 4
- 238000005452 bending Methods 0.000 description 2
- 230000000903 blocking effect Effects 0.000 description 2
- 238000003973 irrigation Methods 0.000 description 2
- 230000002262 irrigation Effects 0.000 description 2
- 239000000463 material Substances 0.000 description 2
- 230000003014 reinforcing effect Effects 0.000 description 2
- 239000000853 adhesive Substances 0.000 description 1
- 230000001070 adhesive effect Effects 0.000 description 1
- 238000007599 discharging Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 239000013013 elastic material Substances 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 238000005192 partition Methods 0.000 description 1
- 230000001681 protective effect Effects 0.000 description 1
- 230000000717 retained effect Effects 0.000 description 1
- 229910001220 stainless steel Inorganic materials 0.000 description 1
- 239000010935 stainless steel Substances 0.000 description 1
Landscapes
- Barrages (AREA)
Description
【考案の詳細な説明】
〈産業上の利用分野〉
本考案は、河川から導いた灌漑用等の通水路に
設ける水門に関するものである。[Detailed Description of the Invention] <Industrial Application Field> The present invention relates to a sluice gate installed in an irrigation canal led from a river.
〈従来の技術とその問題点〉
従来灌漑用等の通水路に設けられる水門は、該
通水路の両側壁あるいは両側壁及びその間に立設
された相互に隣り合う支持溝に、一体形成された
金属製のゲート体が、その両側端部を介して上方
より挿入係合されると共に、上記ゲート体の上方
に位置し且つ相互に隣り合う前記支持溝の近傍に
固設された支柱に支持された水門開閉装置の巻上
げハンドルが、このゲート体の上端中央部に連結
されたものであり、上記ハンドルを回動すること
により水門としてのゲート体を上下に開閉するよ
うになつている。<Prior art and its problems> Conventionally, water gates installed in waterways for irrigation, etc. are integrally formed on both side walls of the waterway, or on both side walls and mutually adjacent support grooves erected between them. A metal gate body is inserted and engaged from above through both end portions of the metal gate body, and is supported by pillars that are located above the gate body and are fixed in the vicinity of the mutually adjacent support grooves. A hoisting handle of the water gate opening/closing device is connected to the center of the upper end of this gate body, and by rotating the handle, the gate body as a water gate is opened and closed up and down.
従つて上記支持溝に通水路の水圧によつて強い
力で押圧されたゲート体は、金属製のために重量
が大きく、上記の如く巻上げハンドルを回動して
このゲート体を上下に開閉させる操作には大きな
労力が必要であつた。 Therefore, the gate body, which is pressed into the support groove with a strong force by the water pressure of the water passage, is heavy because it is made of metal, and the gate body is opened and closed up and down by rotating the hoisting handle as described above. The operation required a lot of effort.
〈考案が解決しようとする技術的課題〉
本考案が解決しようとする技術的課題は、開閉
操作の容易な水門を提供するに際し、軽量で且つ
水圧に対する撓み強度の大きい複数の水門用ゲー
トブロツクを、通水路両側壁に渉つて横架積重し
て水門用ゲート本体を形成すると共に、隣接する
上記各ブロツク間を水密に保持することにある。<Technical problem to be solved by the invention> The technical problem to be solved by the invention is to provide a water gate that is easy to open and close, and to provide a gate block for multiple water gates that is lightweight and has high bending strength against water pressure. The purpose is to form a gate body for a water gate by stacking them horizontally across both side walls of the water passage, and to maintain watertightness between the adjacent blocks.
〈技術的課題を解決するための手段〉
上記課題を解決するために本考案が講じる技術
的手段は、通水路の少なくとも両側壁に立設さ
れ、対向して隣り合う支持溝に、ゲート本体の両
側端部をスライド自在に係合してなる水門用ゲー
トにおいて、該本体を、多段状に積重する複数の
ゲートブロツクで構成し、且つ相互に重合する該
ブロツクの積重部に、止水体をその全長に渉つて
設けて成り、該ブロツクを、水流方向に所定の間
隔をおいて並設したFRP製水流直行板の両内壁
に渉つてFRP製連結板を装架すると共に、該直
行板に、炭素繊維をその長手方向に配置した
FRPを固設したことを特徴とする。<Means for solving the technical problems> The technical means taken by the present invention to solve the above problems is that the gate body is installed in at least both side walls of the water passage, and is placed in the opposing support grooves. In a water gate whose both end portions are slidably engaged, the main body is composed of a plurality of gate blocks stacked in a multi-tiered manner, and a water stop body is provided at the stacked portion of the mutually stacked blocks. The block is provided with an FRP connecting plate across both inner walls of FRP water flow perpendicular plates arranged in parallel at a predetermined interval in the water flow direction, and an FRP connecting plate is installed across the inner walls of the FRP water flow perpendicular plates. The carbon fibers were arranged in the longitudinal direction.
It is characterized by fixed FRP.
〈実施例〉 本考案の実施例を図面に基づいて説明する。<Example> Embodiments of the present invention will be described based on the drawings.
第１図乃至第７図は本考案の第１実施例を示
し、Ａは河川より導かれた所望位置の通水路Ｂに
固設され、門壁a2と水門用ゲート本体a1から成る
水門であり、該門壁a2の前端部に複数のゲートブ
ロツク１を、通水路の側壁ｂと直交する方向に多
段状に積重して上記ゲート本体a1を形成せしめ
る。 Figures 1 to 7 show a first embodiment of the present invention, in which A is a water gate that is fixedly installed in a waterway B at a desired position led from a river, and is composed of a gate wall A2 and a water gate body A1 . The gate body a1 is formed by stacking a plurality of gate blocks 1 at the front end of the gate wall a2 in a multi-tiered manner in a direction perpendicular to the side wall b of the water passage.
上記門壁a2は、通水路Ｂの両側壁ｂ，ｂ、ある
いは該両側壁ｂ，ｂ及びその間に、コンクリート
製の支壁２を、水流方向に且つその前端部Ｉを通
水路Ｂの同一直交線上に位置させて立設し、この
前端部Ｉに支持溝２ａを立設固定し、通水路Ｂ底
部に上記各支壁２を連結するコンクリート製の底
壁３を連設すると共に、上部に各支壁２を連結す
るコンクリート製の天床４を連設して成る。 The above-mentioned gate wall a 2 has a concrete support wall 2 on both sides b, b of the water passage B, or between the two side walls b, b, and between them, and the front end I thereof is the same as the water passage B. A support groove 2a is erected and fixed on the front end I, and a concrete bottom wall 3 connecting each of the above-mentioned supporting walls 2 is continuously provided at the bottom of the water passageway B. A concrete roof 4 connecting each supporting wall 2 is installed in series.
前記支持溝２ａは、金属等で所定幅、所定長の
状に形成したもので、隣り合う該支持溝２ａ
は、上記支壁２の前端部に凹部を相互に対向させ
て立設固定する。 The support grooves 2a are formed of metal or the like to have a predetermined width and a predetermined length, and the support grooves 2a that are adjacent to each other are
The concave portions are erected and fixed to the front end of the supporting wall 2 so as to face each other.
前記ゲートブロツク１は、水流方向に所定の間
隔をおいて並設した２層構造のFRP製水流直交
板１ａの両内壁，に渉つて、その上下端部に
それぞれFRP製連結板１ｂ，１ｂを水平に装架
し且つ隣り合う上記支持溝２ａ間の距離に適合す
る長さの四角筒状に一体形成すると共に、上記両
直交板１ａ，１ａの外面あるいは内面に、炭素繊
維をその長手方向に配置したFRPでフイルム状
あるいは板状に形成した強化体１０１を固着した
ものである。また相互に重合する一方の上記ブロ
ツク１の両直交板１ａ，１ａの重合端縁に、他方
の上記ブロツク１の重合端縁に渉る止水板１ｃ
を、全長に渉つて設ける。 The gate block 1 has FRP connecting plates 1b and 1b at the upper and lower ends, respectively, spanning both inner walls of two-layered FRP water flow orthogonal plates 1a arranged in parallel at predetermined intervals in the water flow direction. It is mounted horizontally and is integrally formed into a rectangular cylinder shape with a length that matches the distance between the adjacent support grooves 2a, and carbon fibers are coated on the outer or inner surfaces of the two orthogonal plates 1a, 1a in the longitudinal direction. A reinforcing body 101 formed into a film or plate shape from the arranged FRP is fixed. In addition, a water stop plate 1c is provided between the overlapping edge of the two orthogonal plates 1a, 1a of one of the blocks 1 that overlap with each other, and the overlapping edge of the other block 1.
be provided along the entire length.
止水板１ｃはゴム等の弾力性のある材料を用い
て、上記ブロツク１との接触両側が平坦で略該ブ
ロツクと同じ長さの板状に一体形成したもので、
該ブロツク１への固定面の長手方向の一直線上
に、所定の間隔をおいて固定孔を開穿すると共
に、ステンレス等の硬質材料を用いて、上記止水
体１ｃの略半幅の板状に形成し、且つ上記固定孔
に対応する固定孔を開穿した押え板１ｄを、
該止水板１ｃの貯水側の上記ブロツク１への固定
面に、全長に渉つて当圧し、上記両固定孔，
を合致させてビス止めあるいは螺着固定する。 The water stop plate 1c is made of an elastic material such as rubber, and is integrally formed into a plate shape with flat both sides of contact with the block 1 and approximately the same length as the block.
Fixing holes are drilled at predetermined intervals on a straight line in the longitudinal direction of the fixing surface to the block 1, and a plate-like shape approximately half the width of the water stopper 1c is formed using a hard material such as stainless steel. and a holding plate 1d with fixing holes corresponding to the above fixing holes,
Pressure is applied over the entire length to the water storage side of the water stop plate 1c that is fixed to the block 1, and both of the fixing holes,
Match and secure with screws or screws.
この固定は、上記止水体１ｃの上記ブロツク１
への固定面に接着剤を用いて行なつてもよい。 This fixing is performed by the block 1 of the water stop body 1c.
This may be done by using an adhesive on the surface to which it is fixed.
このように形成した複数の上記各ブロツク１
は、止水体１ｃを設けない該ブロツク１と交互
に、該止水板１ｃの固定面を貯水側に向けて前記
支持溝２ａに上方よりその長手方向の両端を、係
合し、該支持溝２ａの下部より多段状に積み重
ね、ゲート本体a1を形成せしめる。 Each of the plurality of blocks 1 formed in this way
Alternately with the block 1 which is not provided with the water stopper 1c, the fixing surface of the water stopper 1c is directed toward the water storage side, and both ends of the water stopper 1c in the longitudinal direction are engaged from above in the support groove 2a. 2a are stacked in multiple stages from the bottom to form the gate body a1 .
また上記止水体１ｃは、断面円形あるいは四角
形状等の細長い棒状に形成し、相互に重合する上
記ブロツク１の一方の重合面に複数適宜な間隔を
おいて全長に渉つて設け、相互の上記ブロツク１
間に挾入してもよい。 The water stopper 1c is formed into an elongated rod shape with a circular or square cross section, and is provided over the entire length at appropriate intervals on one of the overlapping surfaces of the blocks 1 that overlap each other. 1
You can insert it in between.
この場合、止水体１ｃを設ける上記ブロツク１
面上に、全長に渉つて該止水体１ｃの厚み方向の
略下半部を収納する断面半円状あるいは状等の
凹部を設けることにより、該止水体１ｃの上記ブ
ロツク１への固定力はより強くなる。 In this case, the above-mentioned block 1 provided with the water stop body 1c
By providing a concave portion on the surface, which has a semicircular or shaped cross section and accommodates the substantially lower half of the water stopper 1c in the thickness direction, over the entire length, the fixing force of the water stopper 1c to the block 1 can be increased. Become stronger.
なお、上記ブロツク１の放水側面と接触する上
記支持溝２ａに両者間の水密を保持する塞止板５
を全長に渉つて固設すれば、上記ゲート体a1の水
密性はより向上する。 In addition, a blocking plate 5 is provided in the support groove 2a that contacts the water discharge side surface of the block 1 to maintain watertightness between the two.
If it is fixedly installed over the entire length, the watertightness of the gate body a1 will be further improved.
また、前記ブロツク１の長手方向両端部に、中
央部を開口した保護枠１ｅを被覆し、ビス止め等
で取付固定することにより、この両端部の破損を
防止し、さらに該保護枠１ｅに、略状に形成し
且つ上下方向にスライド自在に支持した取手部１
ｆを設けておけば、該ブロツク１の移動の際に便
利である。 In addition, by covering both ends of the block 1 in the longitudinal direction with a protective frame 1e having an open center and fixing it with screws, etc., damage to both ends is prevented. A handle part 1 formed into a substantially shape and supported so as to be slidable in the vertical direction
If f is provided, it will be convenient when moving the block 1.
第８図及び第９図は本考案の第２実施例を示
し、１はゲートブロツクであり、FRPを用いて
第１実施例の該ブロツク１と同一寸法の断面Ｈ型
に形成すると共に、１枚の前記連結板１ｂを挾む
前記両水流直交板１ａ，１ａの外面あるいは内面
に、前記強化体１０１を固設したものであり、相
互に重合する該ブロツク１，１間に、止水体１ｃ
を挾入し、長手方向の両側部を前記支持溝２ａに
係合して、多段状に積み重ね、ゲート本体a1を形
成せしめる。 8 and 9 show a second embodiment of the present invention, in which 1 is a gate block, which is formed of FRP to have an H-shaped cross section with the same dimensions as the block 1 of the first embodiment; The reinforcing body 101 is fixed to the outer or inner surface of the two water flow orthogonal plates 1a, 1a sandwiching the two connecting plates 1b, and a water stopper 1c is installed between the blocks 1, 1 which overlap with each other.
are inserted, and both sides of the longitudinal direction are engaged with the support groove 2a, and stacked in a multi-tiered manner to form the gate main body a1 .
止水体１ｃはゴムやFRP等の材料を用いて、
内幅w2が上記ブロツク１の外幅w1と略同じ寸法
を有し、且つ高さを小さくした断面Ｈ型に形成す
る。 The water stop body 1c is made of materials such as rubber or FRP,
The block 1 is formed into an H-shaped cross section with an inner width w 2 having approximately the same dimension as the outer width w 1 of the block 1 and a reduced height.
この様に形成した上記ブロツクを、前記水流直
交板１ａと垂直にした方向で、前記支持溝２ａに
上方より長手方向の両端を係合して該支持溝２ａ
の下部に載置し、この上に上記止水体１ｃを同様
にして支持溝２ａに係合積重し、これを交互に繰
り返えして前記ゲート本体a1を形成せしめる。 The blocks formed in this manner are engaged with both ends of the longitudinal direction from above in the support groove 2a in a direction perpendicular to the water flow orthogonal plate 1a.
The water stopper body 1c is similarly stacked thereon by engaging with the support groove 2a, and this process is repeated alternately to form the gate body a1 .
なお上記止水体１ｃは、放水側の止水壁１０２
の両側部ｖ，ｖを、該ブロツク１よりやや短く形
成して上記ゲート本体a1に、垂直に連続する平坦
部を形成せしめ、前記支持溝２ａの該平坦部
と対向する面に、両者間の水密を保持する前記塞
止板５を固設すれば、上記ゲート本体a1の水密性
はより向上する。 Note that the water stop body 1c is a water stop wall 102 on the water discharge side.
The side parts v, v of are formed to be slightly shorter than the block 1 to form a vertically continuous flat part on the gate body a1 , and on the surface of the support groove 2a opposite to the flat part, there is a gap between the two. If the blocking plate 5 that maintains watertightness is fixedly installed, the watertightness of the gate body a1 will be further improved.
これらの実施例において、前記通水路Ｂの側壁
ｂ，ｂ間に立設する支持溝の数は、通水路の幅、
ゲートブロツク１の寸法設定等の条件の相互関係
により、任意に設定する。 In these embodiments, the number of support grooves erected between the side walls b, b of the water passage B is determined by the width of the water passage B,
It is set arbitrarily depending on the mutual relationship of conditions such as the dimension setting of the gate block 1.
また通水路Ｂの深さが大きい場合前記門壁a2の
後端部を更に延設し、この中途部の通水路Ｂの同
一直交線上位置より、前記各支壁２を上方に延設
し、この支壁２の前端部１′に支持溝２a′を立設
固定すると共に、該支持溝２a′の上部に、上記支
壁２′を連結する前記天床４′を連設し、上記支持
溝２a′に前記ブロツク１を多段状に係合積重し
て、ゲート本体a1を形成せしめてもよい。 If the water passage B is deep, the rear end of the gate wall a2 is further extended, and each of the supporting walls 2 is extended upward from a position on the same orthogonal line of the water passage B in the middle. A support groove 2a' is erected and fixed to the front end 1' of this support wall 2, and the ceiling 4' connecting the support wall 2' is connected to the upper part of the support groove 2a'. The gate body a1 may be formed by engaging and stacking the blocks 1 in multiple stages in the support groove 2a'.
また、上記ゲート本体a1の貯水側に、所定の間
隔の格子を有したスクリーン６を設けたり、前記
支持溝２ａ，２a′の凹部の底面中間部に、外壁２
０１と平行に仕切板２０２を突設し、放水側の溝
に細かいメツシユを有するスクリーン７を係止固
定することにより、様々な大きさの塵芥類を貯水
側に留ることができる。 In addition, a screen 6 having a lattice at a predetermined interval may be provided on the water storage side of the gate body a1 , and an outer wall 2
By protruding a partition plate 202 in parallel with 01 and locking and fixing a screen 7 having a fine mesh in the groove on the water discharge side, garbage of various sizes can be retained on the water storage side.
〈考案の作用効果〉
本考案は叙上の如く、複数のFRP製ゲートブ
ロツクを、貯水時には通水路の少なくとも両側壁
に立設され、対向して隣り合う支持溝に、その両
側端部をスライド自在に係合して多段状に積重し
た水門用ゲート本体を形成せしめ、放水時には貯
水量に応じて必要数の該各ブロツクを上記支持溝
より一脚ずつ上方にスライドさせて取り外す。<Operations and Effects of the Invention> As described above, the present invention has a plurality of FRP gate blocks that are erected on at least both sides of the water passageway during water storage, and slide their both ends into supporting grooves that are adjacent to each other. The gate bodies for the water gate are formed by being freely engaged and stacked in a multi-tiered manner, and when discharging water, the required number of blocks are removed one by one by sliding upward from the support groove according to the amount of water stored.
従つてこの各ゲートブロツクは軽量であり、水
門の開閉操作が容易である。 Therefore, each gate block is lightweight, and the opening/closing operation of the water gate is easy.
また相互に重合する上記各ブロツクの積重部
に、止水板をその全長に渉つて設けたため、河川
より導かれた用水は、このゲート本体の貯水側壁
面に進行を妨げられ、貯水側の通水路に滞留す
る。 In addition, since a water stop plate was installed along the entire length of the stacked portion of each of the above-mentioned blocks that overlap each other, the water led from the river is blocked by the water storage side wall of the gate body, and Remains in waterways.
従つて上記各ブロツク間の水密を保持できる。 Therefore, watertightness between each of the blocks can be maintained.
更に上記各ブロツクは、水流方向に所定の間隔
をおいて並設したFRP製水流直行板の両内壁に
渉つてFRP製連結板を装架すると共に、該直行
板に、炭素繊維をその長手方向に配置したFRP
を固設したため、軽量であるにもかかわらず、水
流圧に対する撓み強度が大きい。 Furthermore, each of the above blocks is equipped with an FRP connecting plate across both inner walls of FRP water flow perpendicular plates arranged in parallel at a predetermined interval in the water flow direction, and carbon fibers are attached to the perpendicular plates in the longitudinal direction. FRP placed in
Because it is fixedly installed, it has high bending strength against water pressure despite being lightweight.
依つて所期の目的を達成し得る。 Thus, the intended purpose can be achieved.
第１図乃至第５図は本考案の第１実施例であ
り、第８図及び第９図は第２実施例である。第１
図は要部を示す拡大斜視図、第２図は第１図の側
断面図、第３図は−線の断面図、第４図は要
部を含む水門の水流方向縦断面図、第５図は第４
図の平面図で一部切欠して示し、第６図は水門全
体及び通水路を示す水流方向縦断面図、第７図は
第６図の−線の縦断正面図、第８図は要部を
示す拡大斜視図、第９図は第８図の長手方向の縦
断側面図である。
図中、１……ゲートブロツク、a1……ゲート本
体、１ａ……水流直交板、１ｂ……連結板、１ｃ
……止水体、２ａ……支持溝、Ｂ……通水路、ｂ
……側壁。
1 to 5 show a first embodiment of the present invention, and FIGS. 8 and 9 show a second embodiment. 1st
The figure is an enlarged perspective view showing the main parts, Fig. 2 is a side sectional view of Fig. 1, Fig. 3 is a sectional view along the - line, Fig. 4 is a vertical sectional view in the water flow direction of the water gate including the main parts, and Fig. 5 The figure is number 4
Fig. 6 is a vertical sectional view in the water flow direction showing the entire water gate and water passage, Fig. 7 is a vertical sectional front view taken along the - line in Fig. 6, and Fig. 8 is a main part. FIG. 9 is a longitudinal sectional side view of FIG. 8. In the figure, 1... Gate block, a 1 ... Gate body, 1a... Water flow perpendicular plate, 1b... Connecting plate, 1c
...Water stop body, 2a...Support groove, B...Water passage, b
...side wall.
Claims (1)
て隣り合う支持溝間に、ゲート本体の両側端部を
スライド自在に係合してなる水門用ゲートにおい
て、該本体を、多段状に積重する複数のゲートブ
ロツクで構成し、且つ相互に重合する該ブロツク
の積重部に、止水体をその全長に渉つて設けて成
り、該ブロツクを、水流方向に所定の間隔をおい
て並設したFRP製水流直交板の両内壁に渉つて
FRP製連結板を装架すると共に、該直交板に、
炭素繊維をその長手方向に配置したFRPを固設
して形成したことを特徴とする水門用ゲート。 In a water gate in which both side ends of a gate body are slidably engaged between opposing support grooves that are erected on at least both side walls of a water passage, the bodies are stacked in a multi-tiered manner. A water stop body is provided over the entire length of the stacked part of the blocks that overlap each other, and the blocks are arranged side by side at a predetermined interval in the water flow direction. Crossing both inner walls of the FRP water flow orthogonal plate
At the same time as installing an FRP connecting plate, on the orthogonal plate,
A water gate characterized by being formed by fixing FRP with carbon fibers arranged in the longitudinal direction.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1986029915U JPH0449240Y2 (en) | 1986-02-28 | 1986-02-28 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1986029915U JPH0449240Y2 (en) | 1986-02-28 | 1986-02-28 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPS62143728U JPS62143728U (en) | 1987-09-10 |
| JPH0449240Y2 true JPH0449240Y2 (en) | 1992-11-19 |
Family
ID=30834236
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP1986029915U Expired JPH0449240Y2 (en) | 1986-02-28 | 1986-02-28 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH0449240Y2 (en) |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2014074287A (en) * | 2012-10-04 | 2014-04-24 | Tadano Kogyo:Kk | Lifting sluice gate |
Family Cites Families (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS50128937U (en) * | 1974-03-27 | 1975-10-23 |
-
1986
- 1986-02-28 JP JP1986029915U patent/JPH0449240Y2/ja not_active Expired
Also Published As
| Publication number | Publication date |
|---|---|
| JPS62143728U (en) | 1987-09-10 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| DE69926073T2 (en) | LOST FORMWORK AND USE AS FILLERS AND CUTS | |
| JPH0449240Y2 (en) | ||
| US5669738A (en) | Modular trench box sheeting | |
| DE3201832A1 (en) | HOLLOW BLOCK AND MODULAR SYSTEM BASED ON IT | |
| WO2001038643A1 (en) | Soundproofing element and soundproofing wall | |
| CN215669971U (en) | A hydrophobic means for hydraulic engineering | |
| DE3127087A1 (en) | Device for retaining steel reinforcing members | |
| EP0088875B1 (en) | Large scale form element for the construction of permanent shape walls | |
| EP1422355B1 (en) | Shuttering plate and methods of making and installing same | |
| JPS6042098Y2 (en) | Multi-purpose seawall block | |
| DE3502981A1 (en) | Arrangement for covering the base of storage reservoirs and landfill sites | |
| DE4116193C1 (en) | Support block for lightning conductor - has cubical container base having drain holes and internal strengthening ribs | |
| JP3030806B2 (en) | Wave-dissipating structure | |
| DE2364383A1 (en) | Trench wall supporter - has two parallel steel plates with spreaders with feet clamped by connections to plates | |
| JPS5849204Y2 (en) | Angle adjustable lining board | |
| DE2923631A1 (en) | COMPONENT KIT AND COMPONENT FOR THE PRODUCTION OF CONSTRUCTIONS AND THE WALL MADE THEREOF AND USE FOR THE WALL PRODUCTION | |
| DE1658820C (en) | Watertight connection of precast concrete | |
| JPS6223855Y2 (en) | ||
| JPS6233771Y2 (en) | ||
| DE3041173C2 (en) | Fish shelter for bank constructions made of wooden slats | |
| AT213035B (en) | Formwork for reinforced concrete rib ceilings | |
| EP1260645B1 (en) | Ceilng slab | |
| JPH0637073Y2 (en) | Gap closure for formwork for slope protection construction | |
| DE1559277C (en) | Part of a channel to be filled, in particular a damming or washing channel for stables | |
| JPH04155021A (en) | Construction method for underground structure |