JPH02292419A - Small-sized excavator - Google Patents

Small-sized excavator

Info

Publication number
JPH02292419A
JPH02292419A JP11164289A JP11164289A JPH02292419A JP H02292419 A JPH02292419 A JP H02292419A JP 11164289 A JP11164289 A JP 11164289A JP 11164289 A JP11164289 A JP 11164289A JP H02292419 A JPH02292419 A JP H02292419A
Authority
JP
Japan
Prior art keywords
link mechanism
bracket member
stabilizer plate
work
operating
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
Application number
JP11164289A
Other languages
Japanese (ja)
Other versions
JP2725051B2 (en
Inventor
Hidekazu Ryu
笠 英和
Takashi Chikuana
築穴 隆司
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.)
Kobelco Construction Machinery Co Ltd
Original Assignee
Yutani Heavy Industries 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 Yutani Heavy Industries Ltd filed Critical Yutani Heavy Industries Ltd
Priority to JP11164289A priority Critical patent/JP2725051B2/en
Publication of JPH02292419A publication Critical patent/JPH02292419A/en
Application granted granted Critical
Publication of JP2725051B2 publication Critical patent/JP2725051B2/en
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

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Abstract

PURPOSE:To prevent unstable balance at the time of operation by installing a link mechanism on the lower side of the rear section of a machine body, mounting a bracket member for setting up an operating tool at the nose section of the link mechanism and fitting a stabilizer plate functioning as an outrigger and a seating member. CONSTITUTION:A parallel link mechanism 7 is installed on the lower side of the rear section of a machine body 6, a bracket member 10 for setting up an operating tool is mounted at the nose section of the link mechanism, and the link mechanism 7 is formed in a shape that it can be lifted and lowered and turned by a hydraulic cylinder 13. A stabilizer plate 11 is fitted to the bracket member 10, and brought down by operating the hydraulic cylinder 13, and the lower surface side of the stabilizer plate is abutted against a ground, and the working of an outrigger is conducted to the machine body 6. A driver is board on the stabilizer plate 11 or a member for seating is installed, and the weight of the driver is used in place of a counterweight. A soil moving plate is mounted to the bracket member 10, and douser operation is conducted. Accordingly,. stability is acquired on working while also performing douser operation.

Description

【発明の詳細な説明】 産業上の利用分野 この発明は、小規模作業用小形掘削機の構造に関する。[Detailed description of the invention] Industrial applications The present invention relates to the structure of a small excavator for small-scale work.

従来の技術 第6図は、従来技術小形掘削機の側面図である.図にお
いて、1は小形掘削機の機体、2は機体1の走行機構部
、3は運転用操作レバー 4は作業アタッチメント、5
は作業アタッチメント4の先端部に取付けたパケットで
ある。
Conventional technology Figure 6 is a side view of a conventional small excavator. In the figure, 1 is the body of a small excavator, 2 is the traveling mechanism of the machine body 1, 3 is the driving control lever, 4 is the work attachment, 5
is a packet attached to the tip of the work attachment 4.

次に、従来技術小形掘削機の構成および機能を第6図に
ついて述べる。機体1のフロント部に作業アタッチメン
ト4を装着し、運転者が機体1の周辺側から操作を行う
ようにしている。それで運転者が操作レバー3を操作す
ることにより、小形掘削機は走行作動,小規模の掘削作
業を行うことができる。
Next, the structure and function of a conventional small excavator will be described with reference to FIG. A work attachment 4 is attached to the front part of the machine body 1, and the driver operates the machine body 1 from the peripheral side. Therefore, when the driver operates the control lever 3, the small excavator can run and perform small-scale excavation work.

この発明の解決しようとする課題 小形掘削機は、小規模掘削作業を行うときにスコップ代
わりに使用される。そのために、小形掘削機にはカウン
タウェイトなどの装備がそなえられていない。したがっ
て掘削作業時に、前後(たて)方向の負荷が機体に作用
すると、バランスが悪くて作業を不安定なものとしてい
た。
Problems to be Solved by the Invention A small excavator is used in place of a shovel when performing small-scale excavation work. For this reason, small excavators are not equipped with equipment such as a counterweight. Therefore, when a longitudinal load is applied to the machine body during excavation work, the balance is poor and the work becomes unstable.

この発明は上記の不安定なバランスを解消するために、
運転者の体重を機体のカウンタウェイトに使用できるス
タビライザ板,腰掛けをそなえることができ、しかもそ
れに付随してドーザ作業もできるような小形掘削機を提
供することを目的とする。
This invention aims to solve the above unstable balance.
To provide a small excavator which can be equipped with a stabilizer plate and a seat that can use the weight of a driver as a counterweight of the machine body, and can also perform dozing work in conjunction with the stabilizer plate and seat.

課題を解決するための手段 上記の課題を解決するために講じたこの発明の手段は、 (1)イ.機体の後部下辺にリンク機構を設け、そのリ
ンク機構先端部に作業具取付用ブラケット部材を具備せ
しめ、かつ上記リンク機構を油圧シリンダにより昇降回
動可能に形成し、口.さらに、上記ブラケット部材にス
タビライザ板を装着し、そのスタビライザ板を下降して
地面に当接させたとき機体に対してアウトリガ機能をは
たらかせるとともに、 ハ.上記スタビライザ板の上面側に運転者が直立状態に
搭乗したときその体重をカウンタウェイト代わりとする
ように構成した。
Means for Solving the Problems The means of this invention taken to solve the above problems are: (1) A. A link mechanism is provided at the lower rear of the machine body, and a bracket member for attaching a work tool is provided at the tip of the link mechanism, and the link mechanism is formed to be movable up and down by a hydraulic cylinder. Furthermore, a stabilizer plate is attached to the bracket member, and when the stabilizer plate is lowered and brought into contact with the ground, an outrigger function is exerted on the aircraft, and c. When the driver stands upright on the upper surface of the stabilizer plate, the driver's weight is used as a counterweight.

(2)イ.前記作業具取付用ブラケット部材に排土板を
装着し、前記リンク機構作動用油圧シリンダノ操作によ
り、ドーザ作業を行うように構成した. (3)イ.前記作業具取付用ブラケット部材に腰掛け部
材を装着し、前記リンク機構作動用油圧シリンダの操作
により腰掛け部材の高さ位置を調整可能とするとともに
、 口.上記腰掛け部材に運転者が着座したときその体重を
機体のカウンタウェイト代わりとするように構成した。
(2) A. A soil removal plate was attached to the work implement mounting bracket member, and the dozer work was performed by operating the hydraulic cylinder for operating the link mechanism. (3) A. A seat member is attached to the work implement mounting bracket member, and the height position of the seat member can be adjusted by operating the hydraulic cylinder for operating the link mechanism. When the driver is seated on the seat member, the weight of the driver is used as a counterweight of the aircraft body.

作      用 (1)イ.リンク機構先端部に装着したスタビライザ板
を下降して地面に当接させることにより、上記スタビラ
イザ板は機体に対してアウトリガのはたらきをする。
Effect (1) a. By lowering the stabilizer plate attached to the tip of the link mechanism and bringing it into contact with the ground, the stabilizer plate acts as an outrigger for the aircraft body.

口.上記イ項におけるスタビライザ板の上面側に運転者
が直立状態に搭乗することにより、雲転者の体重を機体
のカウンタウェイト代わりに使用できる. (2)イ,前記作業具取付用ブラケット部材に排土板を
装着することにより、ドーザ作業を行うことができる. (3)イ.前記作業具取付用ブラケット部材に装着した
腰掛け部材の高さ位置を、前記油圧シリンダの操作によ
り調整できる。
mouth. By having the driver sit upright on the top side of the stabilizer plate in item A above, the weight of the driver can be used as a counterweight for the aircraft. (2) A. Dozer work can be performed by attaching the soil removal plate to the work tool mounting bracket member. (3) A. The height position of the seat member attached to the working tool mounting bracket member can be adjusted by operating the hydraulic cylinder.

口.上記イ項における腰掛け部材に運転者が着座するこ
とにより、運転者の体重を機体のカウン夕ウェイト代わ
りに使用できる。
mouth. By seating the driver on the seat member in item (a) above, the driver's weight can be used as a counterweight for the aircraft.

実   施   例 以下、この発明の実施例を図面に基づいて詳細に説明す
る。
Embodiments Hereinafter, embodiments of the present invention will be described in detail based on the drawings.

(1)第1図は、この発明にかかる請求項第1項の小形
掘削機を示す側面図である。図において、6は小形掘削
機の機体、7はリンク機構のうちの平行リンク機構7の
基端部側ブラケット、9は平行リンク、10は平行リン
ク機構7の先端部に具備した作業具取付用ブラケット部
材、11はスタビライザ板、12は機体6に固定して設
けた油圧シリンダ13枢支用ブラケットである。第2図
は、第1図のAより見た後面図である. 次に、この発明にかかる請求項第1項の小形掘削機の構
成および作用機能を第1図および第2図について述べる
。機体6の後部下辺に平行リンク機構7を設け、その平
行リンク機構7先端部に作業具取付用ブラケット部材1
0を具備せしめ、かつ上記リンク機構7を油圧シリンダ
13により昇降回動可能に形成した。そしてさらに、上
記ブラゲット部材10にスタビライザ板11を装着して
構成した。したがって、上記スタビライザ板11を油圧
シリンダ13の操作によって下降し、そのスタビライザ
板11の下面側を地面に当接させることにより、スタビ
ライザ板11は機体6に対してアウトリガのはたらきを
する。そして、上記スタビライザ板11の上面側に運転
者が直立状態に搭乗することにより、運転者の体重を機
体6の力ウンタウェイト代わりに使用できる。
(1) FIG. 1 is a side view showing a small excavator according to claim 1 of the present invention. In the figure, 6 is the body of a small excavator, 7 is a bracket on the proximal end side of the parallel link mechanism 7 of the link mechanisms, 9 is a parallel link, and 10 is for mounting a work tool provided at the tip of the parallel link mechanism 7. The bracket members include a stabilizer plate 11 and a bracket 12 for supporting the hydraulic cylinder 13 fixed to the body 6. Figure 2 is a rear view seen from A in Figure 1. Next, the structure and functions of the small excavator according to claim 1 of the present invention will be described with reference to FIGS. 1 and 2. A parallel link mechanism 7 is provided at the rear lower side of the machine body 6, and a bracket member 1 for attaching a work tool is installed at the tip of the parallel link mechanism 7.
0, and the link mechanism 7 is formed to be rotatable up and down by a hydraulic cylinder 13. Further, a stabilizer plate 11 is attached to the bragett member 10. Therefore, by lowering the stabilizer plate 11 by operating the hydraulic cylinder 13 and bringing the lower surface of the stabilizer plate 11 into contact with the ground, the stabilizer plate 11 functions as an outrigger for the fuselage 6. When the driver stands upright on the upper surface of the stabilizer plate 11, the weight of the driver can be used as a force counterweight for the aircraft body 6.

(2)第3図は、この発明にかかる請求項第2項の小形
掘削機を示す側面図である。図において、14は排土板
である。第4図は、第3図のBより見た後面図である。
(2) FIG. 3 is a side view showing a small excavator according to claim 2 of the present invention. In the figure, 14 is a soil removal plate. FIG. 4 is a rear view seen from B in FIG.

次に、この発明にかかる請求項第2項の小形掘削機の構
成および作用機能を第3図および第4図について述べる
。前記作業具取付用ブラケット部材10に、排土板14
を装着して構成した。したがって、前記リンク機構7作
動用油圧シリンダ13を操作することにより、小形掘削
機にてドーザ作業を行うことができる。
Next, the structure and function of the small excavator according to claim 2 of the present invention will be described with reference to FIGS. 3 and 4. A soil removal plate 14 is attached to the working tool mounting bracket member 10.
It was configured by installing. Therefore, by operating the hydraulic cylinder 13 for operating the link mechanism 7, the small excavator can perform dozer work.

(3)第5図は、この発明にかかる請求項第3項の小形
掘削機を示す側面図である。図において、15は腰掛け
部材である。
(3) FIG. 5 is a side view showing a small excavator according to claim 3 of the present invention. In the figure, 15 is a seat member.

次に、この発明にかかる請求項第3項,の小形掘削機の
構成および作用機能を第5図について述べる。前記作業
具取付用ブラケット部材10に、腰掛け部材15を装着
して構成した.したがって、前記リンク機構7作動用油
圧シリンダ13を操作することにより、腰掛け部材15
の高さhを調整することができる.そして、上記腰掛け
部材15に運転者が着座したとき、運転者の体重を機体
6のカウンタウェイト代わりに使用できる。
Next, the structure and function of the small excavator according to claim 3 of the present invention will be described with reference to FIG. A seat member 15 is attached to the working tool mounting bracket member 10. Therefore, by operating the hydraulic cylinder 13 for operating the link mechanism 7, the seat member 15
The height h can be adjusted. When the driver is seated on the seat member 15, the weight of the driver can be used as a counterweight for the aircraft body 6.

発明の効果 小形掘削機は、小規模掘削作業を行うときにスコップ代
わりに使用される。そのために、小形掘削機にはカウン
タウェイトなどの装備がそなえられていない.したがっ
て掘削作業時に、前後(たて)方向の負荷が機体に作用
すると、バランスが悪くて不安定なものとしていた。ま
た上記小形掘削機はきわめてコンパクトに製造されてい
るのでドーザ装置を特別仕様として装備することは困難
であった。
Effects of the Invention The small excavator is used instead of a shovel when performing small-scale excavation work. For this reason, small excavators are not equipped with equipment such as counterweights. Therefore, when a longitudinal load is applied to the machine during excavation work, it becomes unbalanced and unstable. Furthermore, since the above-mentioned small excavators are manufactured to be extremely compact, it is difficult to equip them with a dozer device as a special specification.

しかしこの発明にかかる小形掘削機では、機体の後部下
辺にリンク機構を設け、そのリンク機構先端部に作業具
取付用ブラケット部材を具備せしめ、かつ上記リンク機
構を油圧シリンダにより昇降回動可能に形成した.そし
て上記ブラケット部材に、アウトリガの作用を発揮でき
るスタビライザ板、排土板、または腰掛け部材などを装
着できるようにした。したがって、運転者が上記スタビ
ライザ板、腰掛け部材の上面側に搭乗することにより、
運転者の体重をカウンタウェイト代わりとして、掘削作
業時における小形掘削機の不安定なバランスを安定なも
のにすることができる。また上記リンク機構先端部のブ
ラケット部材に排土板を装着することにより、小形掘削
機のドーザ作業を行うことができる。
However, in the small excavator according to the present invention, a link mechanism is provided at the lower rear of the machine body, a bracket member for attaching a work tool is provided at the tip of the link mechanism, and the link mechanism is configured to be movable up and down by a hydraulic cylinder. did. A stabilizer plate, an earth removal plate, a seat member, or the like, which can perform an outrigger function, can be attached to the bracket member. Therefore, when the driver rides on the upper side of the stabilizer plate and seat member,
By using the driver's weight as a counterweight, the unstable balance of a small excavator during excavation work can be stabilized. Further, by attaching an earth removal plate to the bracket member at the tip of the link mechanism, it is possible to perform dozer work with a small excavator.

したがって、この発明にかかる小形掘削機では掘削作業
時の安定性と、作業機能性とを向上させることができる
Therefore, the small excavator according to the present invention can improve stability during excavation work and work functionality.

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

第1図はこの発明にかかる請求項第1項の小形掘削機を
示す側面図、第2図は第1図のAより見た後面図、第3
図はこの発明にかかる請求項第2項の小形掘削機を示す
側面図、第4図は第3図のBより見た後面図、第5図は
この発明にかかる請求項第3項の小形掘削機を示す側面
図、第6図は従来技術小形掘削機の側面図である。 1 . 6 −−−−−−−−−−−−−−−−一機体
3       操作レバー 4−−−−一−−−−−−−−−−−−−−−−一作業
アタッチメント7       リンク機構 9−−−−−−−−−−−−−一平行リンク10   
   ブラケット部材 11      スタビライザ板 13      油圧シリンダ 14−−=−−−−一排土板 1 5 −一−−−−−−−−−−−−−−−−一腰掛
け部材以        上
FIG. 1 is a side view showing a small excavator according to claim 1 of the present invention, FIG. 2 is a rear view as seen from A in FIG. 1, and FIG.
The figure is a side view showing a small excavator according to claim 2 according to the present invention, FIG. 4 is a rear view seen from B in FIG. 3, and FIG. 5 is a small excavator according to claim 3 according to this invention. FIG. 6 is a side view of a conventional small excavator. 1. 6 −−−−−−−−−−−−−−−−−1 Machine 3 Operation lever 4 −−−−1−−−−−−−−−−−−−−−−1 Work attachment 7 Link mechanism 9------------Uniparallel link 10
Bracket member 11 Stabilizer plate 13 Hydraulic cylinder 14 - - = - - - One earth removal plate 1 5 - One - - - - - - - - One seat member or more

Claims (3)

【特許請求の範囲】[Claims] (1)機体のフロント部に作業アタッチメントを装着し
、運転者が上記機体の周辺側から操作を行うようにした
小形掘削機において、機体の後部下辺にリンク機構を設
け、そのリンク機構先端部に作業具取付用ブラケット部
材を具備せしめ、かつ上記リンク機構を油圧シリンダに
より昇降回動可能に形成し、さらに上記作業具取付用ブ
ラケット部材にスタビライザ板を装着し、そのスタビラ
イザ板を下降して地面に当接させたとき機体に対してア
ウトリガ機能をはたらかせるとともに、上記スタビライ
ザ板の上面側に運転者が直立状態に搭乗したときその体
重を機体のカウンタウェイト代わりとするように構成し
たことを特徴とする小形掘削機。
(1) In a small excavator with a work attachment attached to the front part of the machine and operated by the operator from the peripheral side of the machine, a link mechanism is installed at the bottom of the rear of the machine, and the tip of the link mechanism A bracket member for attaching a work implement is provided, and the link mechanism is formed to be able to be rotated up and down by a hydraulic cylinder, and a stabilizer plate is attached to the bracket member for attaching a work implement, and the stabilizer plate is lowered and placed on the ground. The stabilizer plate has an outrigger function when brought into contact with the aircraft body, and is configured so that when the driver stands upright on the top side of the stabilizer plate, his/her weight is used as a counterweight for the aircraft body. A small excavator.
(2)請求項第1項記載の作業具取付用ブラケット部材
に排土板を装着し、該排土板をリンク機構作動用油圧シ
リンダの操作により、ドーザ作業を行うように構成した
ことを特徴とする小形掘削機。
(2) A soil removal plate is attached to the work tool mounting bracket member according to claim 1, and the earth removal plate is configured to perform dozer work by operating a hydraulic cylinder for operating a link mechanism. A small excavator.
(3)請求項第1項記載の作業具取付用ブラケット部材
に腰掛け部材を装着し、該腰掛け部材をリンク機構作動
用油圧シリンダの操作により腰掛け部材の高さ位置を調
整可能としたことを特徴とする小形掘削機。
(3) A seat member is attached to the bracket member for attaching a work implement according to claim 1, and the height position of the seat member can be adjusted by operating a hydraulic cylinder for operating a link mechanism. A small excavator.
JP11164289A 1989-04-28 1989-04-28 Small excavator Expired - Lifetime JP2725051B2 (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP11164289A JP2725051B2 (en) 1989-04-28 1989-04-28 Small excavator

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP11164289A JP2725051B2 (en) 1989-04-28 1989-04-28 Small excavator

Publications (2)

Publication Number Publication Date
JPH02292419A true JPH02292419A (en) 1990-12-03
JP2725051B2 JP2725051B2 (en) 1998-03-09

Family

ID=14566491

Family Applications (1)

Application Number Title Priority Date Filing Date
JP11164289A Expired - Lifetime JP2725051B2 (en) 1989-04-28 1989-04-28 Small excavator

Country Status (1)

Country Link
JP (1) JP2725051B2 (en)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP2431537A1 (en) * 2010-09-15 2012-03-21 James Hopkins Clutterbuck Excavator stabilisers

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP2431537A1 (en) * 2010-09-15 2012-03-21 James Hopkins Clutterbuck Excavator stabilisers

Also Published As

Publication number Publication date
JP2725051B2 (en) 1998-03-09

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