JPH0756367Y2 - Excavator with road protection - Google Patents

Excavator with road protection

Info

Publication number
JPH0756367Y2
JPH0756367Y2 JP1989133764U JP13376489U JPH0756367Y2 JP H0756367 Y2 JPH0756367 Y2 JP H0756367Y2 JP 1989133764 U JP1989133764 U JP 1989133764U JP 13376489 U JP13376489 U JP 13376489U JP H0756367 Y2 JPH0756367 Y2 JP H0756367Y2
Authority
JP
Japan
Prior art keywords
earth
road surface
plate
protection body
discharging plate
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 - Lifetime
Application number
JP1989133764U
Other languages
Japanese (ja)
Other versions
JPH0372957U (en
Inventor
澄 米倉
孝治 山田
Original Assignee
セイレイ工業株式会社
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 セイレイ工業株式会社 filed Critical セイレイ工業株式会社
Priority to JP1989133764U priority Critical patent/JPH0756367Y2/en
Publication of JPH0372957U publication Critical patent/JPH0372957U/ja
Application granted granted Critical
Publication of JPH0756367Y2 publication Critical patent/JPH0756367Y2/en
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

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Description

【考案の詳細な説明】 (イ)産業上の利用分野 本考案は、路面保護体を具備する排土装置に関するもの
である。
DETAILED DESCRIPTION OF THE INVENTION (a) Field of Industrial Application The present invention relates to an earth discharging device having a road surface protection body.

(ロ)従来の技術 従来、バックホー等の動力作業機に取付けた排土装置に
は、実開昭61-93555号公報に記載されているように、排
土板の下端縁の左右側部にゴムパッドを着脱自在に取付
けたものがある。
(B) Conventional technology Conventionally, in the soil discharging device attached to a power work machine such as a backhoe, as described in Japanese Utility Model Laid-Open No. 61-93555, on the left and right side portions of the lower edge of the soil discharging plate. Some have rubber pads that are detachably attached.

かかる排土装置では、排土作業を行なう時にゴムパッド
を取外し、また、排土作業以外の他の作業、例えば掘削
作業を行なう時には、機体を安定させるために、排土板
をゴムパッドを取付けた状態で路面に押圧させるように
している。
In such an earth removing device, the rubber pad is removed when the earth removing work is performed, and when the work other than the earth removing work, for example, excavation work is performed, the earth removing plate is attached with the rubber pad in order to stabilize the machine body. It is designed to be pressed against the road surface.

(ハ)考案が解決しようとする課題 ところが、上記排土装置の場合、ゴムパッドを取外した
時に、同ゴムパッドをどこかに収納しておく必要があ
り、同ゴムパッドの取出し・収納を円滑に行なうために
は、機体に収納スペースを用意しなければならないとい
う問題がある。
(C) Problems to be solved by the invention However, in the case of the above-mentioned soil discharging device, it is necessary to store the rubber pad somewhere when the rubber pad is removed, so that the rubber pad can be taken out and stored smoothly. Has a problem that it is necessary to prepare a storage space for the aircraft.

また、ゴムパッドを取付けたり、また取外したりするの
に、取付けボルトを締付けたり、緩めたりしなければな
らないという煩わしさがあると共に、取外した取付ボル
トも保存管理しなければならないという煩わしさがあ
る。
In addition, when mounting or removing the rubber pad, there is the inconvenience that the mounting bolt must be tightened or loosened, and the removed mounting bolt must be stored and managed.

(ニ)課題を解決するための手段 そこで、本考案は、左右側排土板支持アームの先端間に
排土板を架設し、両排土板支持アームの各側壁に、それ
ぞれ防振機能を有する路面保護体の基部を取付けると共
に、同路面保護体を、先端側が排土板の下端に下方より
当接した使用状態から、同先端側が排土板支持アームの
側壁に係止した収納状態に回動自在とし、しかも、路面
保護体の先端部に、排土板の下端に嵌合自在とした嵌合
凹部を形成し、路面保護体の使用状態では、嵌合凹部が
排土板の下端に下方より嵌合することを特徴とする路面
保護体を具備する排土装置に係るものである。
(D) Means for Solving the Problem In the present invention, therefore, an earth-discharging plate is installed between the tips of the left and right earth-discharging plate supporting arms, and a vibration-damping function is provided on each side wall of both the earth-discharging plate supporting arms. While mounting the base of the road surface protector that it has, from the usage state in which the tip side of the road surface protector abuts the lower end of the earth removing plate from below, the tip side is stored in the side wall of the earth removing plate supporting arm. A fitting recess is formed at the tip of the road surface protection body so that it can be freely fitted to the lower end of the soil discharge plate. When the road surface protection body is in use, the fitting recess is the lower end of the soil discharge plate. The present invention relates to an earth removing device equipped with a road surface protection body, which is fitted to the bottom of the road.

(ホ)作用効果 本考案によれば、以下のような作用効果が生起される。(E) Operational Effects According to the present invention, the following operational effects occur.

すなわち、排土作業を行なう時には、左右側排土板支持
アームの側壁に取付けた路面保護体を、先端側が排土板
支持アームの側壁に係止した収納状態とすることによ
り、排土板による排土作業を支障なく行なうことができ
る。
That is, at the time of performing the earth unloading work, the road surface protector attached to the side walls of the left and right side earth removing plate support arms is brought into a stored state with the tip end side locked to the side wall of the earth removing plate support arm. The earth removal work can be performed without any problems.

また、排土作業以外の例えば掘削作業を行なう時には、
路面保護体を、先端側が排土板の下端に下方から当接し
た使用状態とし、同路面保護体を介して排土板を路面に
押圧させることにより、機体を安定させることができ
る。
Also, for example, when performing excavation work other than earth removal work,
The road surface protection body is brought into contact with the lower end of the soil discharge plate from the lower side in a use state, and the soil discharge plate is pressed against the road surface via the road surface protection body, whereby the machine body can be stabilized.

この際、路面保護体は防振機能を有するために、機体の
振動を吸収して、路面及び路面に描いた白線等を損傷す
るのを防止することができる。
At this time, since the road surface protector has a vibration damping function, it is possible to absorb the vibration of the machine body and prevent damage to the road surface and white lines drawn on the road surface.

また、路面保護体の先端部に、排土板の下端に嵌合自在
とした嵌合凹部を形成し、路面保護体の使用状態、すな
わち、路面保護体を排土板の自重により地面に加圧接地
させた状態では、機体を前後揺動しても、嵌合凹部が排
土板の下端に下方より嵌合する構成となっているので、
排土板の自重により嵌合部の係合作用が強まって、排土
板の先端エッジ部で路面を傷つけることを確実に防止す
ることができる。
In addition, a fitting recess is formed at the tip of the road surface protection body so that it can be freely fitted to the lower end of the soil removal plate, and the usage state of the road surface protection body, that is, the road surface protection body is applied to the ground by the weight of the soil removal plate. In the state of being pressure-grounded, even if the machine body is rocked back and forth, the fitting recess is configured to fit from the lower side to the lower end of the soil discharge plate.
It is possible to reliably prevent damage to the road surface at the tip edge portion of the soil scavenging plate because the engaging action of the fitting portion is strengthened by the weight of the soil scavenging plate.

また、路面保護体は、使用状態と収納状態との変更を、
基部を中心に先端側を回動させることににより、簡単に
行なうことができ、同路面保護体を取外す煩わしさや、
機体に収納しておく煩わしさ等がない。
In addition, the road surface protector can be changed between the used state and the stored state.
By rotating the tip side around the base, it can be easily done, and the trouble of removing the road surface protection body,
There is no hassle of storing it in the aircraft.

(ヘ)実施例 以下に本考案の実施例を図面を参照しながら説明する。(F) Embodiment An embodiment of the present invention will be described below with reference to the drawings.

第1図に示す(A)はバックホーであり、(1)はクロ
ーラ式の走行部、(2)は旋回基台、(3)は旋回台、
(4)は運転部、(5)は原動機部、(6)は掘削装
置、(7)は排土装置である。
(A) shown in FIG. 1 is a backhoe, (1) is a crawler type traveling unit, (2) is a swivel base, (3) is a swivel base,
(4) is an operating part, (5) is a motor part, (6) is an excavator, and (7) is an earth discharging device.

排土装置(7)は、旋回基台(2)に左右側排土板支持
アーム(10)(10)の基端を上下回動自在に取付け、両
アーム(10)(10)の先端間に排土板(11)を架設し、
同排土板(11)の背面と旋回基台(2)との間に排土シ
リンダ(12)を介設して、同排土板(11)を昇降可能と
している。
The earth removing device (7) is mounted on the swivel base (2) so that the base ends of the left and right side earth removing plate support arms (10) (10) can be rotated up and down, and between the tips of both arms (10) (10). Erection plate (11) on the
An earth discharging cylinder (12) is provided between the rear surface of the earth discharging plate (11) and the swivel base (2) so that the earth discharging plate (11) can be moved up and down.

そして、第2図及び第3図に示すように、左右側排土板
支持アーム(10)(10)の外側面前部には、それぞれ支
軸(13)(13)を横外側方へ向けて突設し、各支軸(1
3)(13)に、本考案の要旨をなす路面保護体(20)(2
0)を取付けている。
Then, as shown in FIG. 2 and FIG. 3, the support shafts (13) (13) are directed laterally outward at the outer surface front portions of the left and right soil discharge plate support arms (10) (10), respectively. Projected, each support shaft (1
3) (13), road surface protector (20) (2
0) is installed.

すなわち、路面保護体(20)は、上記支軸(21)に基部
を回動筒(27)を介して回動自在に取付けると共に、ス
プリング(22)により排土板支持アーム(10)の外側面
側に押圧付勢しており、先端部には下方より排土板(1
1)の下端(11a)に嵌合可能な嵌合凹部(20a)を形成
し、同嵌合凹部(20a)と反対側下面には地面(G)に
接触する接地円弧面(20b)を形成している。(24)(2
5)は内外側スプリング受体、(26)は抜止ピンであ
る。
That is, the road surface protector (20) has a base portion rotatably attached to the support shaft (21) via a rotating cylinder (27) and a spring (22) outside the earth plate support arm (10). It is pressed and urged to the side, and the tip of the soil discharge plate (1
A fitting recess (20a) that can be fitted to the lower end (11a) of 1) is formed, and a ground arc surface (20b) that contacts the ground (G) is formed on the lower surface on the opposite side of the fitting recess (20a). is doing. (24) (2
5) is an inner and outer spring receiver, and (26) is a retaining pin.

また、路面保護体(20)は、防振機能と高耐摩耗性を保
持させるために、強化プラスチックや硬質ゴムにより一
定肉厚(W)を有する板状に成形している。
Further, the road surface protector (20) is formed of a reinforced plastic or hard rubber into a plate shape having a constant wall thickness (W) in order to maintain a vibration damping function and high wear resistance.

また、排土板支持アーム(10)の外側面には、路面保護
体(20)の肉厚(W)の略半分の長さを有する係止ピン
(23)を横外側方へ向って突設し、同係止ピン(23)に
後上方へ回動させた路面保護体(20)の嵌合凹部(20
a)を上方から嵌合して、同路面保護体(20)を収納状
態とすることができるようにしている。
Further, a locking pin (23) having a length approximately half the thickness (W) of the road surface protection body (20) is projected laterally outward on the outer surface of the earth removal plate support arm (10). And the fitting recess (20) of the road surface protection body (20) that has been installed and rotated rearward and upward to the locking pin (23).
By fitting a) from above, the road surface protection body (20) can be stored.

この際、路面保護体(20)は、スプリング(22)の付勢
力に抗して、係止ピン(23)の突出長さよりも外側方へ
横摺動させて、一旦係止ピン(23)よりも上方へ回動
し、その後、内側方へ横摺動させて、同係止ピン(23)
に上方より係止することにより、収納状態を保持できる
ようにしている。
At this time, the road surface protector (20) laterally slides outward from the protruding length of the locking pin (23) against the urging force of the spring (22), and temporarily locks the locking pin (23). Rotation upward, then slide laterally inward to lock the locking pin (23).
It is possible to hold the stored state by locking it from above.

また、支軸(13)は、排土板支持アーム(10)の軸線
(L)よりも下方位置に突設する一方、係止ピン(23)
は同軸線(L)よりも上方位置に突設して、路面保護体
(20)の接地円弧面(20b)が、使用時には排土板(1
1)の下端よりも下方に位置し、収納時には排土板支持
アーム(10)の軸線(L)よりも上方に位置するように
している。
Further, the support shaft (13) is provided at a position lower than the axis (L) of the earth removal plate support arm (10), while the locking pin (23) is provided.
Is projected above the coaxial line (L) so that the grounding arc surface (20b) of the road surface protection body (20) can be replaced by the earth removal plate (1
It is located below the lower end of 1) and above the axis (L) of the earth removal plate support arm (10) during storage.

また、第4図及び第5図は、他の実施例としての排土装
置(7)を示しており、下端に歯部(30a)を設けた排
土板(30)の左右側端にそれぞれ側板(31)(31)を取
付けると共に、排土板(30)の下端左右側部にそれぞれ
ソリ体(32)(32)を取付けている。
Moreover, FIG. 4 and FIG. 5 show an earth discharging device (7) as another embodiment, in which the left and right side ends of the earth discharging plate (30) provided with teeth (30a) at the lower end, respectively. The side plates (31) (31) are attached, and the sled bodies (32) (32) are attached to the lower end left and right side portions of the soil discharge plate (30), respectively.

そして、側板(31)は前端縁部(31a)を内方へ湾曲さ
せ、また、ソリ体(32)は前端縁部(32a)を上方へ湾
曲させている。
The side plate (31) curves the front end edge (31a) inward, and the sled body (32) curves the front end edge (32a) upward.

かかる側板(31)とソリ体(32)は、排土板(30)に固
設することも、また、着脱自在に取付けて、取替え可能
とすることもできる。
The side plate (31) and the sled body (32) may be fixed to the earth discharging plate (30) or may be detachably attached and replaceable.

かかる構成により以下のような作用効果が生起される。With this configuration, the following operational effects are produced.

排土板(30)の歯部(30a)と路面との間に、ソリ
体(32)の肉厚分の間隙を保つことができるために、路
面に描いた白線等を削り取ることなく排土作業ができ
る。
Since it is possible to maintain a gap corresponding to the wall thickness of the sled body (32) between the tooth part (30a) of the soil removal plate (30) and the road surface, it is possible to remove the soil without scraping the white lines drawn on the road surface. I can work.

掘削作業時に排土装置(7)をリガーとして使用し
た場合にも、ソリ体(32)により歯部(30a)が路面に
喰い込まず、路面を損傷することがない。
Even when the soil unloading device (7) is used as a rigger during excavation work, the sled body (32) does not cause the tooth portion (30a) to bite into the road surface and damage the road surface.

縁石やブロック壁等に沿って排土作業をする際に
も、側板(31)を湾曲させているために、同側板(31)
が受ける機体進行方向の衝撃をやわらげることができ
る。
Even when excavating along a curbstone or a block wall, the side plate (31) is curved, so that the side plate (31) is also curved.
It is possible to soften the impact on the aircraft in the traveling direction.

構造簡易にして損傷等を起こしにくい。 It has a simple structure and is less likely to be damaged.

本考案の実施例は、上記のように構成しているものであ
り、本実施例によれば、以下のような作用効果が生起さ
れる。
The embodiment of the present invention is configured as described above, and according to this embodiment, the following operational effects are produced.

すなわち、排土作業を行なう時には、左右側排土板支持
アーム(10)(10)の側壁に取付けた路面保護体(20)
(20)を、嵌合凹部(20a)(20a)が排土板支持アーム
(10)(10)の側壁に突設した係止ピン(23)(23)に
嵌合・係止した収納状態とすることにより、排土板(1
1)による排土作業を支障なく行なうことができる。
That is, when performing earth unloading work, the road surface protector (20) attached to the side walls of the left and right earth unloading plate support arms (10) (10)
Stored state in which (20) is fitted / locked to the locking pins (23) (23) with the fitting recesses (20a) (20a) protruding from the side wall of the earth plate support arm (10) (10) By doing so, the drain plate (1
It is possible to perform earth removal work by 1) without any trouble.

また、排土作業以外の例えば掘削作業を行なう時には、
路面保護体(20)(20)を、嵌合凹部(20a)(20a)が
それぞれ排土板(11)の下端に嵌合すると共に、接地円
弧面(20b)(20b)が路面に接地した使用状態とし、同
路面保護体を介して排土板(11)を路面に押圧させるこ
とにより、機体を安定させることができる。
Also, for example, when performing excavation work other than earth removal work,
The road surface protector (20) (20) is fitted in the fitting recesses (20a) (20a) at the lower end of the soil discharge plate (11), respectively, and the ground arc surfaces (20b) (20b) are grounded to the road surface. The airframe can be stabilized by putting it in the use state and pressing the earth discharging plate (11) against the road surface through the road surface protecting body.

この際、路面保護体(20)は防振機能を有するために、
機体の振動を吸収して、路面及び路面に描いた白線等を
損傷するのを防止することができる。
At this time, since the road surface protection body (20) has a vibration damping function,
It is possible to absorb the vibration of the machine body and prevent damage to the road surface and white lines drawn on the road surface.

また、路面保護体(20)は、使用状態と収納状態との変
更を、支軸(13)を中心に先端側の嵌合凹部(20a)を
回動させることにより、簡単に行なうことができ、同路
面保護体(20)を取外す煩わしさや、機体に収納してお
く煩わしさ等がない。
In addition, the road surface protection body (20) can be easily changed between the used state and the stored state by rotating the fitting recess (20a) on the tip side about the support shaft (13). , There is no need to remove the road protection body (20) or to store it in the machine body.

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

第1図は、本考案に係る路面保護体を具備するバックホ
ーの側面図。 第2図は、同要部の側面図。 第3図は、同要部の平面図。 第4図は、他の実施例としての排土装置の一部側面図。 第5図は、同排土装置の一部平面図。 (A):バックホー (10):排土板支持アーム (11):排土板 (20):路面保護体
FIG. 1 is a side view of a backhoe including a road surface protection body according to the present invention. FIG. 2 is a side view of the main part. FIG. 3 is a plan view of the main part. FIG. 4 is a partial side view of an earth discharging device as another embodiment. FIG. 5 is a partial plan view of the soil discharging device. (A): Backhoe (10): Earth plate support arm (11): Earth plate (20): Road surface protector

Claims (1)

【実用新案登録請求の範囲】[Scope of utility model registration request] 【請求項1】左右側排土板支持アーム(10)(10)の先
端間に排土板(11)を架設し、両排土板支持アーム(1
0)(10)の各側壁に、それぞれ防振機能を有する路面
保護体(20)の基部を取付けると共に、同路面保護体
(20)を、先端側が排土板(11)の下端に下方より当接
した使用状態から、同先端側が排土板支持アーム(10)
(10)の側壁に係止した収納状態に回動自在とし、しか
も、路面保護体(20)の先端部に、排土板(11)の下端
(11a)に嵌合自在とした嵌合凹部(20a)を形成し、路
面保護体(20)の使用状態では、嵌合凹部(20a)が排
土板(11)の下端(11a)に下方より嵌合することを特
徴とする路面保護体を具備する排土装置。
1. An earth-discharging plate (11) is installed between the tips of the left and right earth-discharging plate supporting arms (10) (10), and both earth-discharging plate supporting arms (1)
0) Attach the base of the road surface protector (20) having a vibration damping function to each side wall of (10), and attach the road surface protector (20) to the bottom end of the earth removing plate (11) from below. From the contacted state of use, the tip side is the earth plate support arm (10).
Fitting recess that is rotatable in the storage state locked to the side wall of (10) and that can be fitted to the lower end (11a) of the earth discharging plate (11) at the tip of the road surface protection body (20). (20a) is formed, and when the road surface protection body (20) is in use, the fitting recess (20a) is fitted into the lower end (11a) of the earth discharging plate (11) from below. An earth removing device provided with.
JP1989133764U 1989-11-16 1989-11-16 Excavator with road protection Expired - Lifetime JPH0756367Y2 (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP1989133764U JPH0756367Y2 (en) 1989-11-16 1989-11-16 Excavator with road protection

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP1989133764U JPH0756367Y2 (en) 1989-11-16 1989-11-16 Excavator with road protection

Publications (2)

Publication Number Publication Date
JPH0372957U JPH0372957U (en) 1991-07-23
JPH0756367Y2 true JPH0756367Y2 (en) 1995-12-25

Family

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Family Applications (1)

Application Number Title Priority Date Filing Date
JP1989133764U Expired - Lifetime JPH0756367Y2 (en) 1989-11-16 1989-11-16 Excavator with road protection

Country Status (1)

Country Link
JP (1) JPH0756367Y2 (en)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2006082910A1 (en) * 2005-02-01 2006-08-10 Yoshiteru Hama Edge for smoothly removing snow

Family Cites Families (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS63116557U (en) * 1987-01-22 1988-07-27
JPS6447856U (en) * 1987-09-16 1989-03-24

Also Published As

Publication number Publication date
JPH0372957U (en) 1991-07-23

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