JP2992718B2 - Side hole excavator with crusher - Google Patents
Side hole excavator with crusherInfo
- Publication number
- JP2992718B2 JP2992718B2 JP35502791A JP35502791A JP2992718B2 JP 2992718 B2 JP2992718 B2 JP 2992718B2 JP 35502791 A JP35502791 A JP 35502791A JP 35502791 A JP35502791 A JP 35502791A JP 2992718 B2 JP2992718 B2 JP 2992718B2
- Authority
- JP
- Japan
- Prior art keywords
- tuyere
- gear
- crusher
- cone
- rotary cutter
- 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 - Fee Related
Links
Landscapes
- Excavating Of Shafts Or Tunnels (AREA)
Description
【０００１】[0001]
【産業上の利用分野】本発明は、下水道・上水道・電話
ケーブルなど地下埋設・諸横断工事において、横穴を掘
るのに用いる横穴掘進機に関する。BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to a horizontal hole excavator used for digging a horizontal hole in underground burial and crossing work such as sewerage, water supply and telephone cable.
【０００２】[0002]
【従来の技術】さく岩機が穴の中に入らないヒューム管
用の小径の横穴掘進機として、管体の前端に回転カッタ
ーを設けたものは、特公昭６１−５６３９１号公報に記
載されている。2. Description of the Related Art A small-diameter horizontal hole excavator for a fume pipe in which a rock drill does not enter a hole is described in Japanese Patent Publication No. Sho 61-56391. .
【０００３】[0003]
【発明が解決しようとする課題】本発明は、従来の横穴
掘進機に比べて高能率の横穴掘進機を提供しようとする
ものである。SUMMARY OF THE INVENTION An object of the present invention is to provide a side hole excavator having a higher efficiency than a conventional side hole excavator.
【０００４】[0004]
【課題を解決するための手段】図面を参考にして説明す
る。本発明に係る破砕機を付加した横穴掘進機は、横穴
１１内に押込むところの管体１４の前部に仕切壁１５を
介して円筒状羽口１６を配置し、羽口１６の前側に回転
カッター２５を配置した横穴掘進機であって、羽口１６
内に回転カッター２５と共に回転する截頭円錐形クラッ
シャーコーン７０を後拡がりに配置し、且つ円筒状羽口
１６の中心軸線Ｐ−Ｐに対し截頭円錐形クラッシャーコ
ーン７０の中心軸線Ｑ−Ｑを偏心し、クラッシャーコー
ン７０の後端に外歯車状凹凸部７１を設け、外歯車状凹
凸部７１の直後に、内歯車状凸凹部７２とその前方に前
拡がりに連続する截頭円錐形部よりなるガイドコーン７
３を円筒状羽口１６内に配置固定したものである。The present invention will be described with reference to the drawings. In the horizontal hole excavator to which the crusher according to the present invention is added, a cylindrical tuyere 16 is arranged via a partition wall 15 at a front portion of a pipe 14 to be pushed into the horizontal hole 11, and a tuyere 16 is provided at a front side of the tuyere 16. A side hole excavator in which a rotary cutter 25 is disposed, wherein the tuyere 16
A frusto-conical crusher cone 70 rotating together with the rotary cutter 25 is disposed in the rearward extension, and the center axis QQ of the frusto-conical crusher cone 70 is aligned with the center axis PP of the cylindrical tuyere 16. An eccentric, an external gear-shaped concave / convex portion 71 is provided at the rear end of the crusher cone 70, and immediately after the external gear-shaped concave / convex portion 71, an internal gear-shaped convex / concave portion 72 and a frusto-conical portion continuous with the front spread forward. Guide Cone 7
3 is arranged and fixed in a cylindrical tuyere 16.
【０００５】[0005]
【実施例】土地１０に設けた横穴１１内にシール材１２
を配して押込むところの管体１４の前部に仕切壁１５を
介して円筒状羽口１６を配置し、円筒状羽口１６の前側
に回転カッター２５を配置して横穴掘進機が構成されて
いる。DESCRIPTION OF THE PREFERRED EMBODIMENTS A sealing material 12 is provided in a lateral hole 11 provided in a land 10.
A cylindrical tuyere 16 is arranged via a partition wall 15 at a front portion of a tube 14 where the tube is arranged and pushed in, and a rotary cutter 25 is arranged at a front side of the cylindrical tuyere 16 to constitute a horizontal hole excavator. Have been.
【０００６】水ポンプ４０からの送水路４１を２つに分
岐し、一方を第１送水路４２を介して仕切壁１５の第１
吐出口４３に連通させると共に他方を第２送水路４４を
介して仕切壁１５近くの管体１４の周壁の第２吐出口４
５に連通させ、且つ第１送水路４３及び第２送水路４４
にそれぞれ流量制御弁４６，４７を設け、仕切壁１５の
下部に横穴１１外に通じる排水路４８を設けてある。[0006] The water supply channel 41 from the water pump 40 is branched into two, and one of them is connected to the first wall of the partition wall 15 via the first water channel 42.
The second discharge port 4 in the peripheral wall of the pipe body 14 near the partition wall 15 is connected to the discharge port 43 and the other is connected via the second water supply passage 44.
5 and the first water supply channel 43 and the second water supply channel 44
Are provided with flow control valves 46 and 47, respectively, and a drainage channel 48 is provided below the partition wall 15 to communicate with the outside of the horizontal hole 11.
【０００７】硬質岩盤・硬質土を掘削するときには、第
２吐出口４５のみ、又は第２吐出口４５及び第１吐出口
４３から水を送り、角８を水冷却しながら、削り取った
土・石を水と共に排水路４８に導き排出ポンプ４９によ
って取出される。When excavating hard bedrock or hard soil, water is sent only from the second discharge port 45 or from the second discharge port 45 and the first discharge port 43, and while the corner 8 is water-cooled, the shaved soil and stone are removed. To the drainage channel 48 together with the water and is taken out by the discharge pump 49.
【０００８】仕切壁１５の前側の羽口１６内に水封型差
動遊星減速機５５を配置し、仕切壁１５の後側に配置し
たモーター５６の出力軸を仕切壁１５を通して水封型差
動遊星減速機５５の入力軸５７に連結し、水封型差動遊
星減速機の回転出力部分を回転カッター２５に接続して
ある。A water ring type differential planetary speed reducer 55 is arranged in the tuyere 16 on the front side of the partition wall 15, and the output shaft of a motor 56 arranged on the rear side of the partition wall 15 is passed through the partition wall 15 to form a water seal type differential. The rotary output portion of the water-ring type differential planetary speed reducer is connected to the rotary cutter 25.
【０００９】水封型差動遊星減速機５５が羽口１６内に
あるので、全体を小型にまとめることが出来る。なお、
図中５７は入力軸、５８はダブル型遊星歯車で、回転す
る歯車枠５９に放射状に複数個保持されており、第１歯
車６１と第２歯車６２を有している。６０は仕切壁１５
に固着したインナー固定歯車で、第２歯車６２と噛合っ
ている。６３は入力軸５７に固着したサンギヤで第１歯
車と噛合っている。６４は回転カッター２５と一体に回
転するインナーギヤである。６５は入力軸５７とインナ
ー固定歯車６０との間に介在させた軸受、６６はインナ
ー固定歯車６０とインナーギヤ６４との間に介在させた
ベアリングである。Since the water ring type differential planetary speed reducer 55 is provided in the tuyere 16, the whole can be miniaturized. In addition,
In the figure, reference numeral 57 denotes an input shaft, 58 denotes a double type planetary gear, a plurality of which are radially held by a rotating gear frame 59 and have a first gear 61 and a second gear 62. 60 is the partition wall 15
And fixedly engaged with the second gear 62. A sun gear 63 is fixed to the input shaft 57 and meshes with the first gear. Reference numeral 64 denotes an inner gear that rotates integrally with the rotary cutter 25. 65 is a bearing interposed between the input shaft 57 and the inner fixed gear 60, and 66 is a bearing interposed between the inner fixed gear 60 and the inner gear 64.
【００１０】羽口１６内に回転カッター２５と共に回転
する截頭円錐形クラッシャーコーン７０を後拡がりに配
置し、且つ円筒状羽口１６の中心軸線Ｐ−Ｐに対し截頭
円錐形クラッシャーコーン７０の中心軸線Ｑ−Ｑを偏心
し、クラッシャーコーン７０の後端に外歯車状凹凸部７
１を設け、外歯車状凹凸部７１の直後に、内歯車状凸凹
部７２とその前方に前拡がりに連続する截頭円錐形部よ
りなるガイドコーン７３を円筒状羽口１６内に配置固定
してある。A frusto-conical crusher cone 70, which rotates together with the rotary cutter 25, is disposed in the tuyere 16 in the rearward extension, and the frusto-conical crusher cone 70 is positioned with respect to the central axis PP of the cylindrical tuyere 16. The central axis QQ is eccentric, and the external gear-shaped uneven portion 7 is provided at the rear end of the crusher cone 70.
1, a guide cone 73 consisting of an internal gear-shaped convex / concave portion 72 and a frusto-conical portion extending forward and forward is disposed and fixed in the cylindrical tuyere 16 immediately after the external gear-shaped concave / convex portion 71. It is.
【００１１】クラッシャーコーン７０はインナーギヤ６
４の外側に嵌合固定されている。回転カッター２５と共
にクラッシヤーコーン７０が回転し、回転カッター２５
によって砕かれた岩石中大きなものが凸凹部７２と凹凸
部７１の間を通過するとき偏心回転する凹凸部７１によ
って挟み込む如くして砕かれる。略円錐体２を円錐体軸
９に回転自在に支承し、且つ円錐体２の円錐面に多数個
の角８を突設して構成したカッターユニット１を構成
し、複数個のカッターユニットを遊星状に配置し、各カ
ッターユニット１が回転するとき構成する軌跡の前端が
円筒状羽口の中心軸線Ｐ−Ｐに対して略直交する前方に
凸のテーパー面Ｓ上に位置する如く構成したものであ
る。The crusher cone 70 has an inner gear 6
4 is fitted and fixed. The crusher cone 70 rotates together with the rotary cutter 25, and the rotary cutter 25 rotates.
The large rock in the rock crushed by the crushed portion is crushed by being sandwiched by the uneven portion 71 that rotates eccentrically when passing between the uneven portion 72 and the uneven portion 71. The cutter unit 1 comprises a substantially cone 2 rotatably supported on a cone shaft 9 and a plurality of corners 8 projecting from a conical surface of the cone 2. And arranged such that the front end of a trajectory formed when each cutter unit 1 rotates is positioned on a forwardly convex tapered surface S that is substantially orthogonal to the central axis PP of the cylindrical tuyere. It is.
【００１２】２７は回転カッター２５の基板で、インナ
ーギヤ６４に固着されている。２８は基板２７に固定し
た支台で、該支台２８に円錐体軸９が支持されるように
なっている。２９は回転カツターの円筒状カバーで、前
面にはテーパー面Ｓがカバー２９の前側に形成される如
く各カッターユニット１の位置に応じた窓孔３０が設け
てある。Reference numeral 27 denotes a substrate of the rotary cutter 25, which is fixed to the inner gear 64. Reference numeral 28 denotes an abutment fixed to the substrate 27, on which the conical shaft 9 is supported. Reference numeral 29 denotes a cylindrical cover of the rotary cutter, and a front surface is provided with a window hole 30 corresponding to the position of each cutter unit 1 so that a tapered surface S is formed on the front side of the cover 29.
【００１３】管体１４を（必要に応じヒユーム管１３を
介在させ）推進ジャッキ１７で押しながら、回転カッタ
ー２５を回転させると、円錐体軸９のまわりを円錐体２
が回転し、角８によって岩盤を削り取る。When the rotary cutter 25 is rotated while pushing the pipe 14 with the propulsion jack 17 (with the interposition of the hyume pipe 13 as necessary), the cone 2 rotates around the cone axis 9.
Rotates and scrapes the bedrock at corner 8.
【００１４】[0014]
【発明の効果】本発明によれば、著しく能率的に掘進を
行うことが出来る。According to the present invention, excavation can be performed extremely efficiently.
【図１】工事場の側面図である。FIG. 1 is a side view of a construction site.
【図２】掘進機の一部省略側面図である。FIG. 2 is a partially omitted side view of the excavator.
【図３】掘進機の他の一部省略側面図である。FIG. 3 is another partially omitted side view of the excavator.
【図４】上下対称な水封型差動遊星減速機の下半部省略
側面図である。FIG. 4 is a side view in which a lower half part is omitted in a vertically symmetric water ring type differential planetary reduction gear;
【図５】カッターユニットの側面図である。FIG. 5 is a side view of the cutter unit.
【図６】回転カッターの正面図である。FIG. 6 is a front view of the rotary cutter.
【図７】図６のＡ−Ａ視図である。FIG. 7 is a view along AA in FIG. 6;
【図８】図３のＢ−Ｂ切断機省略正面図である。FIG. 8 is a front view in which the BB cutting machine in FIG. 3 is omitted.
１ カッターユニット ２ 円錐体 ８ 角 ９ 円錐体軸 １０ 土地 １１ 横穴 １２ シール材 １３ ヒューム管 １４ 管体 １５ 仕切壁 １６ 円筒状羽口 １７ 推進ジャッキ ２５ 回転カッター ２７ 基板 ２８ 支台 ２９ カバー ３０ 窓孔 ４０ 水ポンプ ４１ 送水路 ４２ 第１送水路 ４３ 第１吐出口 ４４ 第２送水路 ４５ 第２吐出口 ４６ 第１流量制御弁 ４７ 第２流量制御弁 ４８ 排水路 ４９ 排出ポンプ ５５ 水封型差動遊星減速機 ５６ モーター ５７ 入力軸 ５８ ダブル型遊星ギヤ ５９ ギヤ枠 ６０ インナー固定歯車 ６１ 第１歯車 ６２ 第２歯車 ６３ サンギヤ ６４ インナーギヤ ６５ 軸受 ６６ ベアリング ７０ クラッシャーコーン ７１ 凹凸部 ７２ 凸凹部 ７３ ガイドコーン Ｐ−Ｐ 羽口の中心軸線 Ｑ−Ｑ クラッシャーコーンの中心軸線 Ｓ テーパー面 Reference Signs List 1 cutter unit 2 cone 8 corner 9 cone axis 10 land 11 side hole 12 sealing material 13 fume tube 14 tube 15 partition wall 16 cylindrical tuyere 17 propulsion jack 25 rotating cutter 27 substrate 28 support 29 cover 30 window hole 40 Water pump 41 Water supply channel 42 First water supply channel 43 First discharge port 44 Second water supply path 45 Second discharge port 46 First flow control valve 47 Second flow control valve 48 Drainage channel 49 Discharge pump 55 Water-sealed differential planet Reduction gear 56 Motor 57 Input shaft 58 Double planetary gear 59 Gear frame 60 Inner fixed gear 61 First gear 62 Second gear 63 Sun gear 64 Inner gear 65 Bearing 66 Bearing 70 Crusher cone 71 Irregular part 72 Convex concave part 73 Guide cone P- P Tuyere center axis Q-Q Crusher cone center axis S Par surface
Claims (1)
（１４）の前部に仕切壁（１５）を介して円筒状羽口
（１６）を配置し、羽口（１６）の前側に回転カッター
（２５）を配置した横穴掘進機であって、 羽口（１６）内に回転カッター（２５）と共に回転する
截頭円錐形クラッシャーコーン（７０）を後拡がりに配
置し、且つ円筒状羽口（１６）の中心軸線（Ｐ−Ｐ）に
対し截頭円錐形クラッシャーコーン（７０）の中心軸線
（Ｑ−Ｑ）を偏心し、 クラッシャーコーン（７０）の後端に外歯車状凹凸部
（７１）を設け、外歯車状凹凸部（７１）の直後に、内
歯車状凸凹部（７２）とその前方に前拡がりに連続する
截頭円錐形部よりなるガイドコーン（７３）を円筒状羽
口（１６）内に配置固定した破砕機を付加した横穴掘進
機。1. A tubular tuyere (16) is arranged at a front part of a tube (14) to be pushed into a lateral hole (11) through a partition wall (15), and a front side of the tuyere (16). in a rotary cutter (2 5) arranged lateral hole boring machine, disposed to the rear spreading frustoconical crusher cone (70) which rotates together with the rotary cutter (25) into the tuyeres (16), and a cylindrical The center axis (QQ) of the frusto-conical crusher cone (70) is eccentric with respect to the center axis (PP) of the tuyere (16). A portion (71) is provided. Immediately after the external gear-shaped concave / convex portion (71), a guide cone (73) consisting of an internal gear-shaped convex / concave portion (72) and a frusto-conical portion continuous in front of the cylindrical portion is provided. A side hole excavator to which a crusher fixed in the tuyere (16) is added.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP35502791A JP2992718B2 (en) | 1991-12-19 | 1991-12-19 | Side hole excavator with crusher |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP35502791A JP2992718B2 (en) | 1991-12-19 | 1991-12-19 | Side hole excavator with crusher |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPH08189295A JPH08189295A (en) | 1996-07-23 |
| JP2992718B2 true JP2992718B2 (en) | 1999-12-20 |
Family
ID=18441484
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP35502791A Expired - Fee Related JP2992718B2 (en) | 1991-12-19 | 1991-12-19 | Side hole excavator with crusher |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JP2992718B2 (en) |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP5322114B2 (en) * | 2010-05-01 | 2013-10-23 | 張山電氣株式会社 | Cutter head |
-
1991
- 1991-12-19 JP JP35502791A patent/JP2992718B2/en not_active Expired - Fee Related
Also Published As
| Publication number | Publication date |
|---|---|
| JPH08189295A (en) | 1996-07-23 |
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