JPH01280200A - Concrete coater for tunnel - Google Patents

Concrete coater for tunnel

Info

Publication number
JPH01280200A
JPH01280200A JP63109109A JP10910988A JPH01280200A JP H01280200 A JPH01280200 A JP H01280200A JP 63109109 A JP63109109 A JP 63109109A JP 10910988 A JP10910988 A JP 10910988A JP H01280200 A JPH01280200 A JP H01280200A
Authority
JP
Japan
Prior art keywords
concrete
trowel
link mechanism
tunnel
iron
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
Application number
JP63109109A
Other languages
Japanese (ja)
Inventor
Shigeo Ono
茂雄 大野
Ryoji Kobayashi
亮二 小林
Koji Ogaki
光司 大柿
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Komatsu Ltd
Original Assignee
Komatsu Ltd
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Application filed by Komatsu Ltd filed Critical Komatsu Ltd
Priority to JP63109109A priority Critical patent/JPH01280200A/en
Publication of JPH01280200A publication Critical patent/JPH01280200A/en
Pending legal-status Critical Current

Links

Classifications

    • EFIXED CONSTRUCTIONS
    • E21EARTH DRILLING; MINING
    • E21DSHAFTS; TUNNELS; GALLERIES; LARGE UNDERGROUND CHAMBERS
    • E21D11/00Lining tunnels, galleries or other underground cavities, e.g. large underground chambers; Linings therefor; Making such linings in situ, e.g. by assembling
    • E21D11/04Lining with building materials
    • E21D11/10Lining with building materials with concrete cast in situ; Shuttering also lost shutterings, e.g. made of blocks, of metal plates or other equipment adapted therefor
    • E21D11/105Transport or application of concrete specially adapted for the lining of tunnels or galleries ; Backfilling the space between main building element and the surrounding rock, e.g. with concrete

Abstract

PURPOSE:To raise the operability of concrete coating operation by a method in which a trowel to receive and supply concrete is attached to the tip of a link mechanism extensionally set movably from the support portion in all directions and concrete is coated by a remote control. CONSTITUTION:A link mechanism B movable from the support portion A in all directions is extensionally provided, and a trowel C capable of receiving and supplying concrete is attached to the tip of the mechanism B in an adjustable manner. A sensor S for control is set on the body of machine and a television camera 1 is set on the mechanism B portion. While watching a television 3 in an operator's cab 2 on the support A side, the wall of tunnel is coated with concrete on a remote control basis.

Description

【発明の詳細な説明】 (産業上の利用分野) 本発明は、掘削または発破により形成されたトンフルの
内壁面にコンクリートやモルタル等を塗り付けることが
できるようにしたトンネル用コンクリート!装装置に関
する。
Detailed Description of the Invention (Field of Industrial Application) The present invention is concrete for tunnels that allows concrete, mortar, etc. to be applied to the inner wall surface of tunnels formed by excavation or blasting! Regarding equipment.

(従来の技術) 従来は、掘削または発破により形成されたトンネルの内
壁素地面が崩落したり、亀裂や水洩れが発生するのを防
止するため、吹付機によりトンネルの内壁面にコンクリ
ートやモルタル等を吹付けてコンクリートやモルタル層
を形成するようになっていた。
(Prior Art) Conventionally, in order to prevent the inner wall surface of tunnels formed by excavation or blasting from collapsing, cracking, and water leakage, concrete, mortar, etc. was sprayed to form a concrete or mortar layer.

(発明が解決しようとする課題) そのように吹付機により吹付けた場合には。(Problem to be solved by the invention) When sprayed with a spray machine like that.

吹は機のノズルから急激な空中への放出によるセメント
類を含んだ水による霧の発生や、コンクリートの跳ね返
りによるコンクリート粉塵により5 トンネル内の環境
雰囲気を悪<シ、とくに人体に対して影響が悪く、また
、吹付は塗装では、既塗装面に対しても吹付けが行われ
たりして吹付層が均一にならず、無駄が生して出来栄え
が良くない、といった不具合を呈していた。
The blowing is caused by the rapid release of water containing cement into the air from the nozzle of the machine, and by the concrete dust that bounces off the concrete, the environmental atmosphere inside the tunnel is adversely affected, especially for the human body. Moreover, in spray painting, there were problems such as spraying was also performed on the already painted surface and the sprayed layer was not uniform, resulting in waste and poor finish.

(課題を解決するための手段) 本発明は、そのような不具合を課題として解決し、遠隔
操作によってこてにより確実良好にコンクリート塗装が
できるようにしたものであり、そのため、支持部からは
全方向に移動できるリンク機構を延設し、該リンク機構
の先端側には前面側にコンクリートを受給できるこてを
変更1節自在にして連設し、i体の部位には制御用のセ
ンサーを配備して構成したものである。
(Means for Solving the Problems) The present invention solves such problems and makes it possible to reliably and properly paint concrete with a trowel using remote control. A link mechanism that can move in the direction is extended, and a trowel that can receive concrete is connected to the front side of the link mechanism so that it can be changed freely, and a control sensor is installed at the i-body part. It has been deployed and configured.

また、こての近傍となるリンク機構の部位にテレビカメ
ラを備えるとともに2支持部側の運転席近傍にテレビを
取付けて構成したものである。
Further, a television camera is provided at a portion of the link mechanism near the iron, and a television is attached near the driver's seat on the side of the second support portion.

(作用) したがって、リンク機構を作動させる□とともにこてを
変向調節して、該こてをトンネル内壁面に押しつけるよ
うにして移動させながら、しかも、センサーの検出によ
りこてをトンネル内壁面に適応させるよう調節して、遠
隔操作によりコンクリートを良好に塗り付けることがで
きることになり、また、支持部側の運転席から操作する
場合には、運転席側からこてが見えなくなっでも、テレ
ビを見ながら確実良好に遠隔+i作ができることになる
(Function) Therefore, when the link mechanism is operated □, the direction of the iron is adjusted and the iron is moved so as to be pressed against the tunnel inner wall surface. By adjusting the trowel accordingly, it is now possible to apply concrete effectively by remote control.Also, when operating from the driver's seat on the support side, even if the trowel is no longer visible from the driver's seat, you can still watch the TV. However, remote + i production can be performed reliably and satisfactorily.

(実施例) 次に1図面に示す実施例について説明する。(Example) Next, an embodiment shown in one drawing will be described.

第1図および第2図において、トンネル内に設置できる
支持部Aは円弧状のガントリ4からなり、該ガントリ4
の両端側下部を両側の両支持装置5.5により支持する
とともに移動自在にして構成し、また、前記ガントリ4
の外周には、モークロの駆動によりその略全周に沿って
往復動できる移動支持体7を装備するとともに。
In FIGS. 1 and 2, the support part A that can be installed inside the tunnel consists of an arcuate gantry 4.
The lower portions of both ends of the gantry 4 are supported by support devices 5.5 on both sides and are movable.
A movable support 7 is provided on the outer periphery of the holder 7, and is capable of reciprocating along substantially the entire periphery of the holder 7 by driving the mokuro.

該移動支持体7からリンク機ill Bを延設するが。A link machine ill B is extended from the movable support 7.

該リンク機構Bは、多数のリンク8を連結して。The link mechanism B connects a large number of links 8.

基部側には前後方向に伸縮させる油圧シリンダ9を、ま
た、先端側には上下方向に伸縮させる油圧シリンダlO
をそれぞれ介装して構成する。
On the base side, there is a hydraulic cylinder 9 that extends and contracts in the front-rear direction, and on the tip side, there is a hydraulic cylinder 10 that extends and contracts in the vertical direction.
are configured by intervening each.

前記リンク機構Bの先端側にはこてCを連設するが、該
こてCは前面側の外周にブラシ層11を突設するととも
に前面中央側に流出孔12 (第3図に示す)を形成し
て構成し、トンネル内で移動できるコンクリートポンプ
Pより延出する搬送ホース13の先端を前記流出孔12
に連通連設し、また、前記リンク機構Bの先端側となる
前記油圧シリンダ10と前記こてCの間には9前後方向
の軸心に対し横方向に回動できる油圧モータ14と、横
方向の軸心に対し前後方向に回動できる油圧モータ15
とを介装して構成する。
A trowel C is connected to the tip side of the link mechanism B, and the trowel C has a brush layer 11 protruding from the outer periphery of the front side and an outflow hole 12 at the center of the front side (as shown in FIG. 3). The distal end of the conveying hose 13 extending from the concrete pump P that can be moved within the tunnel is connected to the outflow hole 12.
Further, between the hydraulic cylinder 10, which is the tip end side of the link mechanism B, and the iron C, there is a hydraulic motor 14 that can rotate laterally with respect to an axis in the front-rear direction. Hydraulic motor 15 that can rotate in the front and rear directions with respect to the axis of the direction
It is configured by interposing and.

また、前記モータ6には移動支持体7の位置を検出する
センサーSを設け、前記こてCの周囲4ケ所には該こて
Cと壁面との間の寸法を検出するセンサーSを設け、前
記油圧シリンダ9にはこてCの水平位置を検出するセン
サーSを設け、さらに、前記こてCには、コンクリート
の厚みを検出するセンサーSを設けるとともに。
Further, the motor 6 is provided with a sensor S for detecting the position of the movable support 7, and sensors S are provided at four locations around the iron C for detecting the dimension between the iron C and the wall surface, The hydraulic cylinder 9 is provided with a sensor S for detecting the horizontal position of the trowel C, and the trowel C is further provided with a sensor S for detecting the thickness of concrete.

こてCの前面と壁面との間のコンクリートの充満度を検
出するセンサーSを設けて構成する。
A sensor S is provided to detect the degree of filling of concrete between the front surface of the trowel C and the wall surface.

したがって、モータ6のセンサーSによりガントリ4上
の位置を検出し、油圧シリンダ9のセンサーSによりリ
ンク機構Bを伸縮移動させなからこてCの前後位置を設
定し、こてCのセンサーSによりこてCの塗付面と内壁
面との位置を検出し、また、こてCのセンサーSにより
コンクリートの厚さを検出しながら、コンクリートの量
不足や前面からのオーバーフロー状態を検出して、こて
Cを遠隔操作しながらトンネル内壁面に押しつけるよう
にして移動させて。
Therefore, the sensor S of the motor 6 detects the position on the gantry 4, the sensor S of the hydraulic cylinder 9 sets the longitudinal position of the iron C without expanding or contracting the link mechanism B, and the sensor S of the iron C It detects the position of the coating surface of the trowel C and the inner wall surface, and also detects the thickness of the concrete with the sensor S of the trowel C, detects insufficient amount of concrete or overflow from the front, Move the iron C by pressing it against the inner wall of the tunnel while controlling it remotely.

トンネル内壁面にコンクリートを塗り付けることができ
ることになる。
This will allow concrete to be applied to the inner walls of the tunnel.

第3図は他の例を示し、支持部Aは運転席2を有するキ
ャビン16を装備した走行移動車aからなり、該走行移
動車aの前方のプラテン1−17から長いリンク機構B
を延設するが、該リンク機構Bは、中間のベルクランク
18に多数のリンク19を連結して、上下方向に伸縮さ
せる油圧シリンダ20と1前後方向に伸縮させる油圧シ
リンダ21を介装して構成し、前記リンク機構Bの基部
は1前後方向の軸心に対し横方向に回動させることがで
きる油圧モータ22を介して前記ブラケット17に連設
し構成する。
FIG. 3 shows another example, in which the supporting part A consists of a traveling vehicle a equipped with a cabin 16 having a driver's seat 2, and a long link mechanism B extending from a platen 1-17 in front of the traveling vehicle a.
The link mechanism B connects a large number of links 19 to an intermediate bell crank 18, and includes a hydraulic cylinder 20 that extends and contracts in the vertical direction and a hydraulic cylinder 21 that extends and contracts in the front and rear directions. The base of the link mechanism B is connected to the bracket 17 via a hydraulic motor 22 that can be rotated in the lateral direction with respect to the longitudinal axis.

また、前記リンク機構Bの先端側には、横方向に回動さ
せることができる油圧モータ23と。
Further, on the distal end side of the link mechanism B, there is a hydraulic motor 23 that can be rotated laterally.

前後方向に回動させることができる油圧モータ24を介
装して回動アーム25を連設し、該回動アーム25の先
端側に連設したこてCの流出孔12には、コンクリート
ポンプPより延出する搬送ホース13の先端側を連通遠
投し、前記こてC側を見ることができてその近傍となる
前記ヘルツランク1日の部位にはテレビカメラ1を配備
して。
A hydraulic motor 24 that can be rotated in the front-rear direction is interposed to provide a rotating arm 25, and a concrete pump is connected to the outflow hole 12 of the trowel C connected to the tip side of the rotating arm 25. The distal end side of the conveying hose 13 extending from P is communicated and cast, and a television camera 1 is installed at the position of the Hertz rank 1st which can see the side of the iron C and is in the vicinity thereof.

前記キャビン16内にはテレビ3を装備し、前記こてC
には該こてCを壁面に押しつける力を検出できるセンサ
ーSを配備するとともに、前記キャビン16内の操作レ
バー26にフィードバックさせて制御できるように装設
して構成する。
The cabin 16 is equipped with a television 3, and the iron C
is equipped with a sensor S capable of detecting the force with which the iron C is pressed against the wall surface, and is also provided so as to be able to control the operation lever 26 in the cabin 16 by feeding it back.

したがって、オペレータはキャビン16内の運転席2か
ら遠隔操作しながら、こてCを移動操作してトンネル内
壁面にコンクリートを塗り付けることができることにな
るが、オペレータはテレビ3を見ながら、こてCによる
塗付は状態を6i認して操作できることになり、また、
こてCを壁面に押しつける力が操作レバー26にフィー
ドパンクされるので、塗付は状態を良く把握できること
になる。
Therefore, the operator can remotely control the trowel C from the driver's seat 2 in the cabin 16 and move the trowel C to apply concrete to the inner wall surface of the tunnel. The application can be operated by recognizing the state by 6i, and
Since the force for pressing the trowel C against the wall surface is fed and punctured by the operating lever 26, the state of the application can be well understood.

(発明の効果) このように本発明は、支持部から延出するリンク機構に
よりこてを移動させながら遠隔操作によりコンクリート
をトンネル内壁面に良好に塗り付けることができること
になり、しかも。
(Effects of the Invention) As described above, according to the present invention, it is possible to successfully apply concrete to the inner wall surface of a tunnel by remote control while moving the trowel using the link mechanism extending from the support part.

センサーの検出によりこてを内壁面に対し押しつけたり
適応する状態に操作できることになって、仕上げ面が良
好となるよう確実良好に塗り付けることができることに
なり、また、支持部側の運転席から操作する場合には、
こて側が見えなくなってもテレビを見ながら確実良好に
遠隔操作ができることになり、好適に実施できる特長を
有する。
Detection by the sensor allows the trowel to be pressed against the inner wall surface and to be operated in an appropriate state, ensuring that the finished surface is well coated. If you do,
Even if the iron side is no longer visible, remote control can be performed reliably and satisfactorily while watching television, and has the advantage of being suitable for implementation.

【図面の簡単な説明】[Brief explanation of the drawing]

第1図は本発明の実施例である要部の側面図。 第2図はその一部の正面図、第3図は他の例の斜視図を
示す。 A・・・支持部、     B・・・リンク機構。 C・・・こて、      S・・・センサー。 l・・・テレビカメラ、  2・・・運転席。 3・・・テレビ。 特許出願人 株式会社小松製作所 代理人 (弁理士)松 澤  統 第1図 第2図 第3図
FIG. 1 is a side view of the main parts of an embodiment of the present invention. FIG. 2 shows a front view of a part thereof, and FIG. 3 shows a perspective view of another example. A...Support part, B...Link mechanism. C... Trowel, S... Sensor. l...TV camera, 2...driver's seat. 3...TV. Patent Applicant Komatsu Ltd. Agent (Patent Attorney) Osamu Matsuzawa Figure 1 Figure 2 Figure 3

Claims (2)

【特許請求の範囲】[Claims] (1)支持部からは全方向に移動できるリンク機構を延
設し、該リンク機構の先端側には前面側にコンクリート
を受給できるこてを変更調節自在にして連設し、機体の
部位には制御用のセンサーを配備して構成したことを特
徴とするトンネル用コンクリート塗装装置。
(1) A link mechanism that can move in all directions is installed from the support part, and a trowel that can receive concrete is connected to the front side of the link mechanism in a freely changeable and adjustable manner, and attached to the parts of the fuselage. is a concrete coating device for tunnels, which is characterized by being equipped with control sensors.
(2)こての近傍となるリンク機構の部位にテレビカメ
ラを備えるとともに、支持部側の運転席近傍にテレビを
取り付けた請求項1記載のトンネル用コンクリート塗装
装置。
(2) The concrete coating device for tunnels according to claim 1, wherein a television camera is provided at a portion of the link mechanism near the iron, and a television is attached near the driver's seat on the supporting portion side.
JP63109109A 1988-05-06 1988-05-06 Concrete coater for tunnel Pending JPH01280200A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP63109109A JPH01280200A (en) 1988-05-06 1988-05-06 Concrete coater for tunnel

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP63109109A JPH01280200A (en) 1988-05-06 1988-05-06 Concrete coater for tunnel

Publications (1)

Publication Number Publication Date
JPH01280200A true JPH01280200A (en) 1989-11-10

Family

ID=14501795

Family Applications (1)

Application Number Title Priority Date Filing Date
JP63109109A Pending JPH01280200A (en) 1988-05-06 1988-05-06 Concrete coater for tunnel

Country Status (1)

Country Link
JP (1) JPH01280200A (en)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2743108A1 (en) * 1995-12-27 1997-07-04 Sandoz Sa METHOD AND DEVICE FOR COATING INTERIOR WALLS OF TUNNELS WITH SPRAYED CONCRETE

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2743108A1 (en) * 1995-12-27 1997-07-04 Sandoz Sa METHOD AND DEVICE FOR COATING INTERIOR WALLS OF TUNNELS WITH SPRAYED CONCRETE

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