JPH0960465A - Continuous underground wall forming excavator, cut face cleaning jig, continuous underground wall forming method with them - Google Patents
Continuous underground wall forming excavator, cut face cleaning jig, continuous underground wall forming method with themInfo
- Publication number
- JPH0960465A JPH0960465A JP7211811A JP21181195A JPH0960465A JP H0960465 A JPH0960465 A JP H0960465A JP 7211811 A JP7211811 A JP 7211811A JP 21181195 A JP21181195 A JP 21181195A JP H0960465 A JPH0960465 A JP H0960465A
- Authority
- JP
- Japan
- Prior art keywords
- underground wall
- continuous underground
- wall forming
- cutter
- cutting surface
- 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.)
- Granted
Links
- 238000004140 cleaning Methods 0.000 title claims abstract description 73
- 238000000034 method Methods 0.000 title claims description 33
- 230000002093 peripheral effect Effects 0.000 claims abstract description 5
- 238000009412 basement excavation Methods 0.000 claims description 36
- 239000004576 sand Substances 0.000 claims description 8
- 238000007599 discharging Methods 0.000 claims description 7
- 238000010586 diagram Methods 0.000 description 5
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 5
- 229910000278 bentonite Inorganic materials 0.000 description 4
- 239000000440 bentonite Substances 0.000 description 4
- SVPXDRXYRYOSEX-UHFFFAOYSA-N bentoquatam Chemical compound O.O=[Si]=O.O=[Al]O[Al]=O SVPXDRXYRYOSEX-UHFFFAOYSA-N 0.000 description 4
- 230000000694 effects Effects 0.000 description 3
- 239000002184 metal Substances 0.000 description 3
- 238000011086 high cleaning Methods 0.000 description 2
- 230000015572 biosynthetic process Effects 0.000 description 1
- 238000010276 construction Methods 0.000 description 1
Landscapes
- Bulkheads Adapted To Foundation Construction (AREA)
- Earth Drilling (AREA)
- Cleaning In General (AREA)
Abstract
Description
【０００１】[0001]
【発明の属する技術分野】本発明は、連続地中壁形成用
掘削装置、切削面清掃治具及びそれらを用いた連続地中
壁形成工法に関する。BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to an excavating device for forming a continuous underground wall, a cutting surface cleaning jig, and a continuous underground wall forming method using the same.
【０００２】[0002]
【従来の技術】従来の連続地中壁形成工法では、連続地
中壁形成用掘削装置及び吸引装置を有するクレーンを用
いて、先行エレメント間の土砂を掘削すると同時に、先
行エレメントの壁面を切削し、かつ、掘削生成物を吸引
排出し、次に、このクレーンを退避させた後、切削面清
掃装置を有するクレーンを用いて、先行エレメントの切
削面に付着したベントナイト等を除去する。この清掃工
程は、先行エレメントと後行エレメントとの間の密着結
合度を高め、遮水性を確保するために行なわれる。2. Description of the Related Art In the conventional continuous underground wall forming method, a crane having a continuous underground wall forming excavator and a suction device is used to excavate the earth and sand between the preceding elements and at the same time cut the wall surface of the preceding element. Then, the excavated product is sucked and discharged, and then the crane is evacuated, and then the bentonite and the like adhering to the cutting surface of the preceding element is removed using a crane having a cutting surface cleaning device. This cleaning step is performed in order to increase the degree of close contact between the leading element and the trailing element and to secure water impermeability.
【０００３】連続地中壁形成用掘削装置を有するクレー
ンは、吸引装置を有するが、切削面清掃装置を有するク
レーンは吸引装置を持たない。従って、清掃工程を終了
した後、切削面清掃装置を有するクレーンを退避させ
て、連続地中壁形成用掘削装置を有するクレーンを導入
し、清掃工程によって生じた生成物を、吸引除去する。A crane having a continuous underground wall forming excavator has a suction device, whereas a crane having a cutting surface cleaning device does not have a suction device. Therefore, after the cleaning step is completed, the crane having the cutting surface cleaning device is retracted, the crane having the continuous underground wall forming excavation device is introduced, and the product generated by the cleaning step is removed by suction.
【０００４】このため、クレーンの入れ替えに手間が掛
り、長時間の作業を必要と、連続地中壁形成作業効率が
良くなかった。For this reason, it takes a lot of time to replace the crane, which requires a long working time, and the work efficiency of forming the continuous underground wall is not good.
【０００５】また、従来の清掃装置は、装置本体部分の
側面にブラシを設けており、この清掃装置を先行エレメ
ント間の掘削孔内で上下に動かすことで、先行エレメン
トの切削面を清掃していた。しかし、この方法では、切
削面に付着したベントナイト等を完全には除去できな
い。Further, in the conventional cleaning device, a brush is provided on the side surface of the main body of the device, and the cleaning surface of the preceding element is cleaned by moving the cleaning device up and down within the excavation hole between the preceding elements. It was However, this method cannot completely remove bentonite and the like attached to the cutting surface.
【０００６】[0006]
【発明が解決しようとする課題】本発明の課題は、連続
地中壁形成作業を効率良く実行できる連続地中壁形成用
掘削装置、切削面清掃治具及びそれらを用いた連続地中
壁形成工法を提供することである。SUMMARY OF THE INVENTION An object of the present invention is to provide a continuous underground wall forming excavator capable of efficiently performing a continuous underground wall forming operation, a cutting surface cleaning jig, and a continuous underground wall forming using the same. It is to provide a construction method.
【０００７】本発明のもう一つの課題は、容易、かつ、
迅速に掘削及び切削作業を実行できる連続地中壁形成用
掘削装置、切削面清掃治具及びそれらを用いた連続地中
壁形成工法を提供することである。Another object of the present invention is easy and
(EN) An excavating device for forming a continuous underground wall capable of rapidly performing excavation and cutting work, a cutting surface cleaning jig, and a continuous underground wall forming method using the same.
【０００８】本発明のもう一つの課題は、作業装置の入
れ替えが容易な連続地中壁形成用掘削装置、切削面清掃
治具及びそれらを用いた連続地中壁形成工法を提供する
ことである。Another object of the present invention is to provide an excavating device for forming a continuous underground wall in which the working device can be easily replaced, a cutting surface cleaning jig, and a continuous underground wall forming method using them. .
【０００９】本発明のもう一つの課題は、作業時間を短
縮できる連続地中壁形成用掘削装置、切削面清掃治具及
びそれらを用いた連続地中壁形成工法を提供することで
ある。Another object of the present invention is to provide an excavating device for forming a continuous underground wall, a cutting surface cleaning jig, and a continuous underground wall forming method using the same, which can reduce working time.
【００１０】本発明の更にもう一つの課題は、先行エレ
メントに後行エレメントを確実に固着させ、先行エレメ
ントと後行エレメントとの境界面で高い遮水性が確保で
きる連続地中壁形成用掘削装置、切削面清掃治具及びそ
れらを用いた連続地中壁形成工法を提供することであ
る。Still another object of the present invention is to provide a continuous underground wall forming excavation device in which a trailing element is securely fixed to the leading element and a high water impermeability can be secured at the boundary surface between the leading element and the trailing element. A cutting surface cleaning jig and a continuous underground wall forming method using the same.
【００１１】[0011]
【課題を解決するための手段】上述した課題を解決する
ため、本発明に係る連続地中壁形成用掘削装置は、２つ
のカッタードラムと、吸引装置と、本体部分とを有し、
切削面清掃治具が組み合わされる。前記２つのカッター
ドラムは、ドラム部分と、複数のホルダーと、カッター
とを有する。前記ドラム部分は、前記本体部分の下部に
おいて回転軸が平行となるように併設され、互いに逆方
向に回転駆動される。前記複数のホルダーのそれぞれ
は、前記ドラム部分の外周面上に互いに間隔を隔てて設
けられている。前記カッターは、前記複数のホルダーの
それぞれに対して着脱自在に備えられている。前記吸引
装置は、吸引口が前記カッタードラムの間に位置してい
る。前記切削面清掃治具は、ブラシを含み、前記カッタ
ーに代えて、前記複数のホルダーのそれぞれに装着され
得る。In order to solve the above-mentioned problems, a continuous underground wall forming excavation device according to the present invention has two cutter drums, a suction device, and a main body portion,
A cutting surface cleaning jig is combined. The two cutter drums have a drum portion, a plurality of holders, and a cutter. The drum portions are arranged side by side in the lower portion of the main body portion so that the rotation axes are parallel to each other, and are rotationally driven in opposite directions. Each of the plurality of holders is provided on the outer peripheral surface of the drum portion at a distance from each other. The cutter is detachably attached to each of the plurality of holders. The suction device has a suction port located between the cutter drums. The cutting surface cleaning jig includes a brush and may be attached to each of the plurality of holders instead of the cutter.
【００１２】上述のように、本発明に係る連続地中壁形
成用掘削装置は、２つのカッタードラムと、本体部分と
を有する。更に、２つのカッタードラムは、ドラム部分
と、複数のホルダーと、カッターとを有する。ドラム部
分は、本体部分の下部において回転軸が平行となるよう
に併設され、互いに逆方向に回転駆動される。複数のホ
ルダーのそれぞれは、ドラム部分の外周面上に互いに間
隔を隔てて設けられている。この構造により、優れた掘
削力及び直進性を確保しながら、先行エレメント間の土
砂及び先行エレメントの壁面を、容易、かつ、迅速に掘
削及び切削することができる。As described above, the excavating device for forming a continuous underground wall according to the present invention has two cutter drums and a main body portion. Further, the two cutter drums have a drum portion, a plurality of holders, and a cutter. The drum parts are arranged side by side in the lower part of the main body part so that the rotation axes are parallel to each other, and are rotationally driven in opposite directions. Each of the plurality of holders is provided on the outer peripheral surface of the drum portion at a distance from each other. With this structure, it is possible to easily and quickly excavate and cut the earth and sand between the preceding elements and the wall surface of the preceding element while ensuring excellent excavation force and straightness.
【００１３】本発明に係る連続地中壁形成用掘削装置
は、吸引装置を有する。吸引装置は、吸引口がカッター
ドラムの間に位置している。この構造により、カッター
ドラムによって掘削及び切削された土砂、コンクリート
が直ちに吸引装置によって吸引され、排出される。The excavation device for forming a continuous underground wall according to the present invention has a suction device. The suction port of the suction device is located between the cutter drums. With this structure, the earth and sand excavated and cut by the cutter drum are immediately sucked by the suction device and discharged.
【００１４】本発明に係る連続地中壁形成用掘削装置
は、切削面清掃治具が組み合わされる。これにより、連
続地中壁形成用掘削装置は、清掃機能を有する。本発明
に係るカッタードラムは、カッターを有する。カッター
は、複数のホルダーのそれぞれに対して着脱自在に備え
られている。切削面清掃治具は、ブラシを含み、カッタ
ーに代えて、複数のホルダーのそれぞれに装着され得
る。この構造により、連続地中壁形成用掘削装置に切削
面清掃治具を容易に装着できる。このため、容易、か
つ、迅速に掘削装置を清掃装置に転用することができ
る。The excavation device for forming a continuous underground wall according to the present invention is combined with a cutting surface cleaning jig. As a result, the continuous underground wall forming excavation device has a cleaning function. The cutter drum according to the present invention has a cutter. The cutter is detachably attached to each of the plurality of holders. The cutting surface cleaning jig includes a brush and can be attached to each of the plurality of holders instead of the cutter. With this structure, the cutting surface cleaning jig can be easily attached to the continuous underground wall forming excavator. Therefore, the excavator can be diverted to the cleaning device easily and quickly.
【００１５】切削面清掃治具は、複数のホルダーのそれ
ぞれに装着される。ホルダーはブラシがカッタードラム
と共に回転するに従って、従来の上下方向だけだった動
きに回転運動が加わり、高い清掃効果が得られ、切削面
に付着したベントナイト等がほぼ完全に除去できるよう
になる。このため、先行エレメントに後行エレメントを
確実に固着させ、先行エレメントと後行エレメントとの
境界面で高い遮水性が確保できる。The cutting surface cleaning jig is attached to each of the plurality of holders. As the brush rotates together with the cutter drum, the holder has a rotary motion in addition to the conventional vertical motion, and a high cleaning effect is obtained, and bentonite and the like adhering to the cutting surface can be almost completely removed. Therefore, the trailing element can be securely fixed to the leading element, and high water impermeability can be secured at the boundary surface between the leading element and the trailing element.
【００１６】本発明に係る連続地中壁形成用掘削装置及
び切削面清掃治具は、後述の連続地中壁形成工法におい
て説明するように、作業時間を短縮できる。The excavating device for forming a continuous underground wall and the cutting surface cleaning jig according to the present invention can shorten the working time as described in the continuous underground wall forming method described later.
【００１７】次に、本発明に係る連続地中壁形成工法
は、前記連続地中壁形成用掘削装置を用いる。Next, in the continuous underground wall forming method according to the present invention, the continuous underground wall forming excavator is used.
【００１８】本発明に係る連続地中壁形成工法は、２つ
の工程を含んでいる。第１の工程は、前記切削面清掃治
具を持たない前記連続地中壁形成用掘削装置を用い、先
行エレメントと先行エレメントとの間の土砂を掘削する
と共に、前記先行エレメントのコンクリート壁面をカッ
ティングし、それによって生じた生成物を吸引し、か
つ、排出する工程である。第２の工程は、前記第１の工
程の後、前記複数のホルダーに装着された前記カッター
を取り外し、前記カッターに代えて前記切削面清掃治具
を前記複数のホルダーに取り付け、先行エレメントの切
削面を清掃し、それによって生じた生成物を吸引し、か
つ、排出する工程である。The continuous underground wall forming method according to the present invention includes two steps. The first step is to excavate the earth and sand between the preceding element and the concrete wall surface of the preceding element by using the continuous underground wall forming excavator without the cutting surface cleaning jig. The product produced thereby is sucked and discharged. In the second step, after the first step, the cutter attached to the plurality of holders is removed, the cutting surface cleaning jig is attached to the plurality of holders in place of the cutter, and the preceding element is cut. It is the step of cleaning the surface and sucking and discharging the product generated thereby.
【００１９】上述のように、本発明に係る連続地中壁形
成工法において、第１の工程は、切削面清掃治具を持た
ない連続地中壁形成用掘削装置を用い、先行エレメント
間の土砂を掘削すると共に、先行エレメントのコンクリ
ート壁面をカッティングし、それによって生じた生成物
を吸引し、かつ、排出する工程である。ここで、連続地
中壁形成用掘削装置は、上述のものであるから、掘削力
及び直進性に優れている。従って、容易、かつ、迅速に
掘削及び切削することができる。連続地中壁形成用掘削
装置はクレーンによって吊り下げられており、下降しな
がら、掘削及び切削を行なう。連続地中壁形成用掘削装
置は、掘削及び切削が終了した後は、引き上げられる。As described above, in the continuous underground wall forming method according to the present invention, the first step is to use the continuous underground wall forming excavator without a cutting surface cleaning jig, and to set the earth and sand between the preceding elements. And excavating the concrete wall surface of the preceding element, and sucking and discharging the product generated thereby. Here, the continuous underground wall forming excavation device is excellent in excavation force and straightness since it is the one described above. Therefore, excavation and cutting can be performed easily and quickly. The excavation device for forming a continuous underground wall is suspended by a crane, and excavates and cuts while descending. The excavation device for forming a continuous underground wall is lifted after excavation and cutting are completed.
【００２０】第２の工程は、第１の工程の後、複数のホ
ルダーに装着されたカッターを取り外し、カッターに代
えて切削面清掃治具をホルダーに取り付け、先行エレメ
ントの切削面を清掃する。それによって生じた生成物を
吸引し、かつ、排出する工程である。クレーンはそのま
ま用いることができ、カッタドラムに対する切削面清掃
治具の取り付け作業だけでよい。In the second step, after the first step, the cutters attached to the plurality of holders are removed, a cutting surface cleaning jig is attached to the holder instead of the cutters, and the cutting surface of the preceding element is cleaned. It is a step of sucking and discharging the product generated thereby. The crane can be used as it is, and it is only necessary to attach the cutting surface cleaning jig to the cutter drum.
【００２１】清掃工程の後は、切削面清掃治具をカッタ
ードラムから取り外し、次の掘削工程に備える。従っ
て、全工程を通して、同一のクレーンだけを使用し、治
具の取り付け、取り外しだけで、掘削、吸引及び清掃作
業を実行できる。このため、作業装置の入れ替えに手間
が掛らず、作業時間を短縮できる。After the cleaning step, the cutting surface cleaning jig is removed from the cutter drum to prepare for the next excavation step. Therefore, throughout the entire process, the same crane can be used, and excavation, suction, and cleaning operations can be performed simply by installing and removing the jig. Therefore, it does not take time and labor to replace the working device, and the working time can be shortened.
【００２２】以上のように、本発明に係る連続地中壁形
成用掘削装置、切削面清掃治具及びそれらを用いた連続
地中壁形成工法によれば、連続地中壁形成作業を効率良
く実行できる。As described above, according to the excavating device for forming a continuous underground wall, the cutting surface cleaning jig and the continuous underground wall forming method using the same according to the present invention, the continuous underground wall forming work can be performed efficiently. I can do it.
【００２３】本発明の更に具体的な特徴及び利点は、図
面を参照して更に具体的に説明する。More specific features and advantages of the present invention will be more specifically described with reference to the drawings.
【００２４】[0024]
【発明の実施の形態】図１は本発明に係る連続地中壁形
成用掘削装置の平面図、図２は図１に示した連続地中壁
形成用掘削装置に切削面清掃治具を組み合わせた場合の
カッタードラム部分の拡大図、図３は図２の側面図であ
る。図示するように、本発明に係る連続地中壁形成用掘
削装置１は、２つのカッタードラム１１、１１と、本体
部分１２とを有する。更に、２つのカッタードラム１
１、１１は、ドラム部分１１１と、複数のホルダー１１
２と、カッター１１３とを有する。ドラム部分１１１
は、本体部分１２の下部において回転軸１１４が平行と
なるように併設され、互いに逆方向ａ，ｂに回転駆動さ
れる。複数のホルダー１１２のそれぞれは、ドラム部分
１１１の外周面上に互いに間隔を隔てて設けられてい
る。カッター１１３は、複数のホルダー１１２のそれぞ
れに対して着脱自在に備えられている。この構造によ
り、優れた掘削力及び直進性を確保しながら、容易、か
つ、迅速に掘削及び切削することができる。FIG. 1 is a plan view of a continuous underground wall forming excavator according to the present invention, and FIG. 2 is a combination of the continuous underground wall forming excavator shown in FIG. 1 and a cutting surface cleaning jig. FIG. 3 is an enlarged view of the cutter drum portion in the case of the above, and FIG. 3 is a side view of FIG. As shown, the excavation device 1 for forming a continuous underground wall according to the present invention has two cutter drums 11, 11 and a main body portion 12. Furthermore, two cutter drums 1
Reference numerals 1 and 11 denote a drum portion 111 and a plurality of holders 11
2 and a cutter 113. Drum part 111
Are arranged side by side in the lower part of the main body portion 12 so that the rotating shafts 114 are parallel to each other, and are rotationally driven in directions a and b opposite to each other. Each of the plurality of holders 112 is provided on the outer peripheral surface of the drum portion 111 at a distance from each other. The cutter 113 is detachably attached to each of the plurality of holders 112. With this structure, it is possible to excavate and cut easily and quickly while ensuring excellent excavation force and straightness.
【００２５】吸引装置１３は、図１に示すように、吸引
口１３１がカッタードラム１１、１１の間に位置してい
る。この構造により、カッタードラム１１によって掘削
及び切削された土砂、コンクリートが直ちに吸引装置１
３によって吸引され、排出される。As shown in FIG. 1, the suction device 13 has a suction port 131 located between the cutter drums 11, 11. With this structure, the earth and sand excavated and cut by the cutter drum 11 and the concrete are immediately sucked by the suction device 1.
3 is sucked and discharged.
【００２６】本発明に係る連続地中壁形成用掘削装置１
は、切削面清掃治具２が組み合わされる。これにより、
連続地中壁形成用掘削装置１は、清掃機能を有する。切
削面清掃治具２は、図２に示すように、ブラシ２１を含
み、カッター１１３に代えて、複数のホルダー１１２の
それぞれに装着され得る。この構造により、連続地中壁
形成用掘削装置１に切削面清掃治具２を容易に装着でき
る。このため、容易、かつ、迅速に掘削装置を清掃装置
に転用することができる。Excavator 1 for forming a continuous underground wall according to the present invention
The cutting surface cleaning jig 2 is combined. This allows
The continuous underground wall forming excavation device 1 has a cleaning function. As shown in FIG. 2, the cutting surface cleaning jig 2 includes a brush 21 and can be attached to each of the plurality of holders 112 instead of the cutter 113. With this structure, the cutting surface cleaning jig 2 can be easily attached to the continuous underground wall forming excavation device 1. Therefore, the excavator can be diverted to the cleaning device easily and quickly.
【００２７】切削面清掃治具２は、図２及び図３に示す
ように、複数のホルダー１１２のそれぞれに装着され
る。ホルダー１１２は、ブラシ２１がカッタードラム１
１と共に回転するのに従って、従来の上下方向だけだっ
た動きに回転運動が加わり、高い清掃効果が得られ、切
削面に付着したベントナイト等がほぼ完全に除去できる
ようになる。このため、先行エレメント３に後行エレメ
ントを確実に固着させ、先行エレメント３と後行エレメ
ントとの境界面で高い遮水性が確保できる。The cutting surface cleaning jig 2 is attached to each of a plurality of holders 112, as shown in FIGS. In the holder 112, the brush 21 is the cutter drum 1
As it rotates with 1, the rotary motion is added to the conventional vertical motion, a high cleaning effect is obtained, and bentonite and the like adhering to the cutting surface can be almost completely removed. Therefore, the trailing element can be securely fixed to the leading element 3, and high water impermeability can be secured at the boundary surface between the leading element 3 and the trailing element.
【００２８】ブラシ２１は、図３に示すように、切削面
清掃治具２を取り付けたカッタードラム１１が回転運動
する際、切削面を洩れなく清掃できる幅及び配置を有す
る。As shown in FIG. 3, the brush 21 has a width and an arrangement capable of cleaning the cutting surface without leakage when the cutter drum 11 to which the cutting surface cleaning jig 2 is attached rotates.
【００２９】図４は本発明に係る切削面清掃治具の正面
図、図５は図４の側面図である。本発明に係る切削面清
掃治具２は、図示するように、ブラシ２１と、取付部２
２とを含む。ブラシ２１は、好ましくは、金属製のワイ
ヤーブラシを用いる。取付部２２は、好ましくは、金属
によって構成できる。プレス等に用いた機械加工品、鋳
物の何れであってもよい。このように、切削面清掃治具
２は、構造がシンプルで耐久性に優れている。また、切
削面清掃治具２は、各々がホルダー１１２に金具２３で
強固に固定されているので、外れにくい。仮に１つが外
れても清掃機能を失うことはない。FIG. 4 is a front view of the cutting surface cleaning jig according to the present invention, and FIG. 5 is a side view of FIG. As shown, the cutting surface cleaning jig 2 according to the present invention includes a brush 21 and a mounting portion 2.
2 is included. The brush 21 is preferably a metal wire brush. The mounting portion 22 can preferably be made of metal. It may be either a machined product used for a press or the like, or a cast product. Thus, the cutting surface cleaning jig 2 has a simple structure and excellent durability. Further, each of the cutting surface cleaning jigs 2 is firmly fixed to the holder 112 by the metal fittings 23, and thus is hard to come off. Even if one comes off, the cleaning function is not lost.
【００３０】図６は本発明に係る連続地中壁形成工法に
おける第１の工程を示す概略図、図７は本発明に係る連
続地中壁形成工法における第２の工程を示す概略図であ
る。本発明に係る連続地中壁形成工法において、第１の
工程は、図６に示すように、切削面清掃治具２を持たな
い連続地中壁形成用掘削装置１を用い、先行エレメント
３と先行エレメント３との間の土砂を掘削すると共に、
先行エレメント３のコンクリート壁面３１をカッティン
グし、それによって生じた生成物を吸引し、かつ、排出
する工程である。ここで、連続地中壁形成用掘削装置１
は、上述のものであるから、掘削力及び直進性に優れて
いる。従って、容易、かつ、迅速に掘削及び切削するこ
とができる。連続地中壁形成用掘削装置１はクレーン４
によって矢印ｃの方向に吊り下げられており、下降しな
がら、掘削及び切削を行なう。連続地中壁形成用掘削装
置１は、掘削及び切削が終了した後は、矢印ｄの方向に
引き上げられる。FIG. 6 is a schematic diagram showing a first step in the continuous underground wall forming method according to the present invention, and FIG. 7 is a schematic diagram showing a second step in the continuous underground wall forming method according to the present invention. . In the continuous underground wall forming method according to the present invention, the first step is to use the continuous underground wall forming excavator 1 without the cutting surface cleaning jig 2 as shown in FIG. While excavating the earth and sand between the preceding element 3,
It is a step of cutting the concrete wall surface 31 of the preceding element 3 and sucking and discharging the product generated thereby. Here, the continuous underground wall forming excavation device 1
Is excellent in excavation force and straightness since it is the one described above. Therefore, excavation and cutting can be performed easily and quickly. The excavator 1 for continuous underground wall formation is a crane 4
Is suspended in the direction of arrow c, and excavation and cutting are performed while descending. The excavation device 1 for forming a continuous underground wall is pulled up in the direction of arrow d after the completion of excavation and cutting.
【００３１】第２の工程は、図７に示すように、第１の
工程の後、複数のホルダー１１２に装着されたカッター
を取り外し、カッター１１３に代えて切削面清掃治具２
を複数のホルダー１１２のそれぞれに取り付け、先行エ
レメント３の切削面３２を清掃する。それによって生じ
た生成物を吸引し、かつ、排出する工程である。クレー
ン４は掘削工程で用いたものを、そのまま用いることが
でき、カッタドラム１１に対する切削面清掃治具２の取
り付け作業だけでよい。In the second step, as shown in FIG. 7, after the first step, the cutters mounted on the plurality of holders 112 are removed, and the cutting surface cleaning jig 2 is replaced with the cutters 113.
Is attached to each of the plurality of holders 112, and the cutting surface 32 of the preceding element 3 is cleaned. It is a step of sucking and discharging the product generated thereby. The crane 4 used in the excavation process can be used as it is, and it is only necessary to attach the cutting surface cleaning jig 2 to the cutter drum 11.
【００３２】清掃工程の後は、切削面清掃治具２をカッ
タードラム１１から取り外し、次の掘削工程に備える。
従って、全工程を通して、同一のクレーン４だけを使用
し、治具の取り付け、取り外しだけで、掘削、吸引及び
清掃作業を実行できる。このため、作業装置の入れ替え
に手間が掛らず、作業時間を短縮できる。After the cleaning step, the cutting surface cleaning jig 2 is removed from the cutter drum 11 to prepare for the next excavation step.
Therefore, throughout the entire process, the same crane 4 can be used, and excavation, suction and cleaning work can be performed only by attaching and detaching the jig. Therefore, it does not take time and labor to replace the working device, and the working time can be shortened.
【００３３】以上のように、本発明に係る連続地中壁形
成用掘削装置１、切削面清掃治具２及びそれらを用いた
連続地中壁形成工法によれば、連続地中壁形成作業を効
率良く実行できる。As described above, according to the excavating device 1 for forming a continuous underground wall, the cutting surface cleaning jig 2 and the continuous underground wall forming method using the same according to the present invention, the continuous underground wall forming work is performed. Can be executed efficiently.
【００３４】[0034]
【発明の効果】以上述べたように、本発明によれば、以
下のような効果が得られる。 （ａ）連続地中壁形成作業を効率良く実行できる連続地
中壁形成用掘削装置、切削面清掃治具及びそれらを用い
た連続地中壁形成工法を提供することができる。 （ｂ）容易、かつ、迅速に掘削及び切削作業を実行でき
る連続地中壁形成用掘削装置、切削面清掃治具及びそれ
らを用いた連続地中壁形成工法を提供することができ
る。 （ｃ）作業装置の入れ替えが容易な連続地中壁形成用掘
削装置、切削面清掃治具及びそれらを用いた連続地中壁
形成工法を提供することができる。 （ｄ）作業時間を短縮できる連続地中壁形成用掘削装
置、切削面清掃治具及びそれらを用いた連続地中壁形成
工法を提供することができる。 （ｅ）先行エレメントに後行エレメントを確実に固着さ
せ、先行エレメントと後行エレメントとの境界面で高い
遮水性が確保できる連続地中壁形成用掘削装置、切削面
清掃治具及びそれらを用いた連続地中壁形成工法を提供
することができる。As described above, according to the present invention, the following effects can be obtained. (A) It is possible to provide a continuous underground wall forming excavator, a cutting surface cleaning jig, and a continuous underground wall forming method using the same, which can efficiently perform the continuous underground wall forming work. (B) It is possible to provide an excavating device for forming a continuous underground wall, a cutting surface cleaning jig, and a continuous underground wall forming method using the same, which can easily and quickly perform excavation and cutting work. (C) It is possible to provide an excavating device for forming a continuous underground wall in which the working device can be easily replaced, a cutting surface cleaning jig, and a continuous underground wall forming method using the jig. (D) It is possible to provide a continuous underground wall forming excavator, a cutting surface cleaning jig, and a continuous underground wall forming method using the same, which can shorten the working time. (E) A continuous underground wall forming excavator, a cutting surface cleaning jig, and the like, which can securely secure the trailing element to the leading element and ensure high water impermeability at the boundary surface between the leading element and the trailing element. It is possible to provide a continuous underground wall forming method.
【図１】本発明に係る連続地中壁形成用掘削装置の正面
図である。FIG. 1 is a front view of an excavation device for forming a continuous underground wall according to the present invention.
【図２】図１に示した連続地中壁形成用掘削装置に切削
面清掃治具を組み合わせた場合のカッタードラム部分の
拡大図である。FIG. 2 is an enlarged view of a cutter drum portion when a cutting surface cleaning jig is combined with the continuous underground wall forming excavator shown in FIG.
【図３】図２の側面図である。FIG. 3 is a side view of FIG. 2;
【図４】本発明に係る切削面清掃治具の正面図である。FIG. 4 is a front view of a cutting surface cleaning jig according to the present invention.
【図５】図４の側面図である。FIG. 5 is a side view of FIG. 4;
【図６】本発明に係る連続地中壁形成工法における第１
の工程を示す概略図である。FIG. 6 is a first diagram of a continuous underground wall forming method according to the present invention.
It is a schematic diagram showing a process of.
【図７】本発明に係る連続地中壁形成工法における第２
の工程を示す概略図である。FIG. 7 is a second view of the continuous underground wall forming method according to the present invention.
It is a schematic diagram showing a process of.
１ 連続地中壁形成用掘削装置 ２ 切削面清掃治具 １１ カッタードラム １２ 本体部分 １３ 吸引装置 ２１ ブラシ １１１ ドラム部分 １１２ 複数のホルダー １１３ カッター １１４ 回転軸 １２１ 吸引口 1 Excavation device for forming a continuous underground wall 2 Cutting surface cleaning jig 11 Cutter drum 12 Main body part 13 Suction device 21 Brush 111 Drum part 112 Plural holders 113 Cutter 114 Rotating shaft 121 Suction port
Claims (4)
本体部分とを有し、 切削面清掃治具が組み合わされる連続地中壁掘削装置で
あって、 前記２つのカッタードラムは、ドラム部分と、複数のホ
ルダーと、カッターとを有しており、 前記ドラム部分は、前記本体部分の下部において回転軸
が平行となるように併設され、互いに逆方向に回転駆動
されるものであり、 前記複数のホルダーのそれぞれは、前記ドラム部分の外
周面上に互いに間隔を隔てて設けられており、 前記カッターは、前記複数のホルダーのそれぞれに対し
て着脱自在に備えられており、 前記吸引装置は、吸引口が前記カッタードラムの間に位
置しており、 前記切削面清掃治具は、ブラシを含み、前記カッターに
代えて、前記複数のホルダーのそれぞれに装着され得る
連続地中壁形成用掘削装置。1. A two cutter drum, a suction device,
A continuous underground wall excavating device having a main body part and a cutting surface cleaning jig combined, wherein the two cutter drums have a drum part, a plurality of holders, and a cutter, The drum portion is arranged side by side in the lower portion of the main body portion such that the rotation axes are parallel to each other, and is rotationally driven in mutually opposite directions, and each of the plurality of holders is provided on the outer peripheral surface of the drum portion. It is provided at intervals, the cutter is detachably attached to each of the plurality of holders, the suction device, the suction port is located between the cutter drum, The cutting surface cleaning jig includes a brush, and is an excavation device for forming a continuous underground wall, which can be attached to each of the plurality of holders instead of the cutter.
いられる切削面清掃治具であって、 ブラシと、取付部とを含んでおり、 前記ブラシは、前記取付部に固定されており、 前記取付部は、前記連続地中壁形成用掘削装置に取り付
けられ得る切削面清掃治具。2. A cutting surface cleaning jig used in combination with a continuous underground wall forming excavator, comprising a brush and a mounting portion, the brush being fixed to the mounting portion. The mounting portion is a cutting surface cleaning jig that can be mounted on the continuous underground wall forming excavation device.
続地中壁形成工法。3. A continuous underground wall forming method, wherein the continuous underground wall forming excavation device according to claim 1 is used.
法であって、２つの工程を含んでおり、 第１の工程は、前記切削面清掃治具を持たない前記連続
地中壁形成用掘削装置を用い、先行エレメント間の土砂
を掘削すると共に、前記先行エレメントのコンクリート
壁面をカッティングし、それによって生じた生成物を吸
引し、かつ、排出する工程であり、 第２の工程は、前記第１の工程の後、前記複数のホルダ
ーに装着された前記カッターを取り外し、前記カッター
に代えて前記切削面清掃治具を前記複数のホルダーに取
り付け、先行エレメントの切削面を清掃し、それによっ
て生じた生成物を吸引し、かつ、排出する工程である連
続地中壁形成工法。4. The continuous underground wall forming method according to claim 3, comprising two steps, and the first step is the continuous underground wall without the cutting surface cleaning jig. The step of excavating the earth and sand between the preceding elements using the forming excavator, cutting the concrete wall surface of the preceding element, sucking and discharging the product generated thereby, the second step is , After the first step, the cutter attached to the plurality of holders is removed, the cutting surface cleaning jig is attached to the plurality of holders in place of the cutter, and the cutting surfaces of the preceding elements are cleaned, A continuous underground wall forming method that is a process of suctioning and discharging the product generated by it.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP7211811A JP3027525B2 (en) | 1995-08-21 | 1995-08-21 | Excavator for continuous underground wall formation and continuous underground wall formation method using the same |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP7211811A JP3027525B2 (en) | 1995-08-21 | 1995-08-21 | Excavator for continuous underground wall formation and continuous underground wall formation method using the same |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPH0960465A true JPH0960465A (en) | 1997-03-04 |
| JP3027525B2 JP3027525B2 (en) | 2000-04-04 |
Family
ID=16611992
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP7211811A Expired - Lifetime JP3027525B2 (en) | 1995-08-21 | 1995-08-21 | Excavator for continuous underground wall formation and continuous underground wall formation method using the same |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JP3027525B2 (en) |
Cited By (7)
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|---|---|---|---|---|
| JP2013068013A (en) * | 2011-09-22 | 2013-04-18 | Taisei Corp | Joint part washing apparatus and joint part washing method |
| CN108118687A (en) * | 2017-12-29 | 2018-06-05 | 上海市基础工程集团有限公司 | Multi-functional construction of diaphragm wall device |
| CN108736375A (en) * | 2018-06-27 | 2018-11-02 | 山东理工大学 | Electric line foreign matter clears up head |
| CN112238077A (en) * | 2020-09-28 | 2021-01-19 | 马鞍山实嘉信息科技有限公司 | Workpiece cleaning device |
| CN112554260A (en) * | 2020-12-27 | 2021-03-26 | 郑素花 | Water conservancy groover |
| CN112705500A (en) * | 2020-12-12 | 2021-04-27 | 江苏省苏中建设集团股份有限公司 | Wall brushing machine for underground wall |
| CN115288140A (en) * | 2022-08-04 | 2022-11-04 | 中国葛洲坝集团市政工程有限公司 | Device for cleaning rigid joint net piece of underground continuous wall and using method |
-
1995
- 1995-08-21 JP JP7211811A patent/JP3027525B2/en not_active Expired - Lifetime
Cited By (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2013068013A (en) * | 2011-09-22 | 2013-04-18 | Taisei Corp | Joint part washing apparatus and joint part washing method |
| CN108118687A (en) * | 2017-12-29 | 2018-06-05 | 上海市基础工程集团有限公司 | Multi-functional construction of diaphragm wall device |
| CN108736375A (en) * | 2018-06-27 | 2018-11-02 | 山东理工大学 | Electric line foreign matter clears up head |
| CN112238077A (en) * | 2020-09-28 | 2021-01-19 | 马鞍山实嘉信息科技有限公司 | Workpiece cleaning device |
| CN112705500A (en) * | 2020-12-12 | 2021-04-27 | 江苏省苏中建设集团股份有限公司 | Wall brushing machine for underground wall |
| CN112705500B (en) * | 2020-12-12 | 2022-03-01 | 江苏省苏中建设集团股份有限公司 | Wall brushing machine for underground wall |
| CN112554260A (en) * | 2020-12-27 | 2021-03-26 | 郑素花 | Water conservancy groover |
| CN112554260B (en) * | 2020-12-27 | 2022-08-09 | 郑素花 | Water conservancy groover |
| CN115288140A (en) * | 2022-08-04 | 2022-11-04 | 中国葛洲坝集团市政工程有限公司 | Device for cleaning rigid joint net piece of underground continuous wall and using method |
Also Published As
| Publication number | Publication date |
|---|---|
| JP3027525B2 (en) | 2000-04-04 |
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