JPH0810389Y2 - Liquid spreader - Google Patents

Liquid spreader

Info

Publication number
JPH0810389Y2
JPH0810389Y2 JP11238189U JP11238189U JPH0810389Y2 JP H0810389 Y2 JPH0810389 Y2 JP H0810389Y2 JP 11238189 U JP11238189 U JP 11238189U JP 11238189 U JP11238189 U JP 11238189U JP H0810389 Y2 JPH0810389 Y2 JP H0810389Y2
Authority
JP
Japan
Prior art keywords
boom
valve
liquid
support member
switching valve
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
Application number
JP11238189U
Other languages
Japanese (ja)
Other versions
JPH0354768U (en
Inventor
孝 大迫
秀美 斉藤
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.)
Arimitsu Industry Co Ltd
Original Assignee
Arimitsu Industry Co 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 Arimitsu Industry Co Ltd filed Critical Arimitsu Industry Co Ltd
Priority to JP11238189U priority Critical patent/JPH0810389Y2/en
Publication of JPH0354768U publication Critical patent/JPH0354768U/ja
Application granted granted Critical
Publication of JPH0810389Y2 publication Critical patent/JPH0810389Y2/en
Anticipated expiration legal-status Critical
Expired - Fee Related legal-status Critical Current

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  • Catching Or Destruction (AREA)

Description

【考案の詳細な説明】 (産業上の利用分野) 本考案は、圃場などで薬液などの液体を広範囲にわた
って散布する液体散布機に関する。
DETAILED DESCRIPTION OF THE INVENTION (Industrial field of application) The present invention relates to a liquid sprayer for spraying a liquid such as a chemical liquid over a wide area in a field or the like.

(従来の技術) 従来、この種液体散布機は、例えば実公昭58-49815号
公報に記載されているごとく、液タンクを搭載した散布
機本体に、支持部材を介してブームを回動可能に支持す
ると共に、該ブームに多数の噴霧ノズルを列状に設け
て、これら各噴霧ノズルと前記液タンクとを送液ホース
で連通させており、そして、液体の散布作業を行うとき
には、前記ブームを支持部材に対しほぼ水平状に回動さ
せ、また、散布作業が終了して格納するような場合に
は、前記ブームを支持部材に対し屈曲状に折畳むように
している。
(Prior Art) Conventionally, in this type of liquid spraying machine, as described in, for example, Japanese Utility Model Publication No. Sho 58-49815, a boom can be rotated via a support member on a sprayer main body equipped with a liquid tank. While supporting the boom, a large number of spray nozzles are provided in a row, and the spray nozzles and the liquid tank are communicated with each other by a liquid supply hose. The boom is folded in a bent shape with respect to the support member when the support member is rotated in a substantially horizontal direction and when the spraying work is finished and the storage is performed.

また、以上の液体散布機では、前記液タンクから各噴
霧ノズルに至る送液ホースの途中に切換弁を設けて、こ
の切換弁の切換操作で、前記液タンクから各噴霧ノズル
に液体を供給したり、また、その供給を停止するように
している。
Further, in the above liquid sprayer, a switching valve is provided in the middle of the liquid supply hose from the liquid tank to each spray nozzle, and the liquid is supplied from the liquid tank to each spray nozzle by the switching operation of this switching valve. In addition, the supply is stopped.

(考案が解決しようとする課題) 所で、以上の液体散布機では、液体の散布作業を開始
する場合や終了する場合に、その都度作業者が前記切換
弁の開閉操作を行う必要があって、非常に煩わしく、や
やもすると、散布作業の開始時に前記切換弁の開閉操作
を忘れて、前記各噴霧ノズルへの液体供給を行うことな
く、前記散布機本体の走行を行ったりすることがあっ
た。
(Problems to be solved by the invention) However, in the above liquid spraying machine, the operator needs to open and close the switching valve each time when the liquid spraying work is started or finished. However, it is very troublesome, and sometimes the operator forgets to open / close the switching valve at the start of the spraying work and runs the sprayer main body without supplying the liquid to the spray nozzles. It was

本考案は以上のような問題に鑑みてなしたもので、そ
の目的は、前記切換弁の開閉操作を前記ブームの動作に
連動して行うことができ、つまり、散布作業の開始時や
終了時などに行う前記ブームの回動操作に連動して、前
記切換弁の開閉操作を自動的に行うことができ、作業性
を著しく高め得る液体散布機を提供することにある。
The present invention has been made in view of the above problems, and an object thereof is to open / close the switching valve in synchronism with the operation of the boom, that is, at the start or end of the spraying work. Another object of the present invention is to provide a liquid spraying machine that can automatically open and close the switching valve in conjunction with the rotating operation of the boom that is performed as described above and that can significantly improve workability.

(課題を解決するための手段) 上記目的を達成するために、本考案では、液タンク
(2)を搭載した散布機本体(1)に支持部材(3)を
介してブーム(5)を枢着し、該ブーム(5)に前記液
タンク(2)内と連通する多数の噴霧ノズル(6)を列
状に設けて成る液体散布機において、前記ブーム(5)
の枢着近傍部に、吸入ポート(71a)と吐出ポート(71
b)をもった弁箱(71)と、前記各ポート(71a)(71
b)を開閉する弁体(72)とから成る切換弁(7)を設
けると共に、前記支持部材(3)とブーム(5)との一
方側に、前記弁箱(71)と弁体(72)との一方を固定
し、前記支持部材(3)とブーム(5)との他方側に、
このブーム(5)の動作に連動して前記弁箱(71)と弁
体(72)との他方を動作させて前記切換弁(7)を開閉
する連動手段を設けたことを特徴とするものである。
(Means for Solving the Problem) In order to achieve the above object, in the present invention, the boom (5) is pivoted to the spreader main body (1) equipped with the liquid tank (2) via the support member (3). The boom (5) is provided in a liquid spraying machine, which comprises a plurality of spray nozzles (6) arranged in rows on the boom (5) and communicating with the inside of the liquid tank (2).
The suction port (71a) and the discharge port (71
valve box (71) with b) and the above ports (71a) (71
A switching valve (7) including a valve body (72) for opening and closing b) is provided, and the valve box (71) and the valve body (72) are provided on one side of the support member (3) and the boom (5). ) Is fixed to the other side of the support member (3) and the boom (5),
Interlocking means for opening and closing the switching valve (7) by operating the other of the valve box (71) and the valve body (72) in association with the operation of the boom (5) is provided. Is.

(作用) 液体の散布作業を行うべく、前記ブーム(5)を支持
部材(3)に対しほぼ水平状に回動させたとき、前記弁
箱(71)と弁体(72)との一方側が他方側に対し動作さ
れて、前記切換弁(7)が自動的に開放され、これに伴
い前記各噴霧ノズル(7)から液体の噴霧が行われるの
であり、また、散布作業が終了して格納するような場合
で、前記ブーム(5)を前記支持部材(2)に対して屈
曲状に折畳むときには、前記弁箱(71)と弁体(72)と
の一方側が他方側に対し、前記場合とは逆方向に動作さ
れ、前記切換弁(7)が自動的に閉鎖され、前記各噴霧
ノズル(6)からの液体の噴霧が停止されるのである。
(Operation) When the boom (5) is rotated substantially horizontally with respect to the support member (3) in order to perform liquid spraying work, one side of the valve box (71) and the valve body (72) is By operating to the other side, the switching valve (7) is automatically opened, and the liquid is sprayed from the spray nozzles (7) accordingly, and the spraying work is finished and the liquid is stored. In such a case, when the boom (5) is bent in a bent shape with respect to the support member (2), one side of the valve box (71) and the valve body (72) is folded with respect to the other side. By operating in the opposite direction to the case, the switching valve (7) is automatically closed and the spraying of the liquid from each spray nozzle (6) is stopped.

(実施例) 第5図に示した液体散布機は、トラクタなどの後部に
連結される散布機本体(1)に、送液ポンプ(21)と液
タンク(2)とを搭載すると共に、前記本体(1)の下
部後側に両側方に向って水平状に延びる支持部材(3)
を取付け、この支持部材(3)の長さ方向両側に、それ
ぞれ枢支軸(4)(4)を介して2つのブーム(5)
(5)を回動可能に連結する一方、前記本体(1)の上
方側部に、前記送液ポンプ(21)に送液管(22)を介し
て連通される分岐体(28)を取付け、該分岐体(23)に
前記各ブーム(5)に沿って延びる2つの送液ホース
(24)(24)をそれぞれ接続して、この各ホース(24)
にそれぞれ多数の噴霧ノズル(6)を取付けている。
(Embodiment) In the liquid sprayer shown in FIG. 5, a liquid feed pump (21) and a liquid tank (2) are mounted on a sprayer main body (1) connected to a rear part of a tractor and the like. A supporting member (3) horizontally extending toward both sides behind the lower part of the main body (1).
And two booms (5) on both sides in the length direction of the support member (3) via pivot shafts (4) (4), respectively.
While connecting (5) rotatably, a branching body (28) connected to the liquid feed pump (21) via a liquid feed pipe (22) is attached to an upper side portion of the main body (1). , Two liquid supply hoses (24) (24) extending along the respective booms (5) are connected to the branch body (23), and the respective hose (24) is connected.
Each is equipped with a number of spray nozzles (6).

そして、液体の散布作業を行うときには、同図の実線
で示したごとく、前記各ブーム(5)を枢支軸(4)を
中心に前記支持部材(3)とほぼ水平となるように回動
させて、散布機本体(1)の両側方に突出させ、前記ポ
ンプ(21)で汲上られる液体を前記各噴霧ノズル(6)
から下向きに噴霧させ、また、散布作業が終了して格納
するような場合には、前記各噴霧ノズル(6)からの噴
霧を停止させて、前記各ブーム(5)を、同図の仮想線
で示したごとく、前記枢支軸(4)を中心に支持部材
(3)に対し直交状に上方に向けて屈曲させるのであ
る。
When performing the liquid spraying work, as shown by the solid line in the figure, the booms (5) are rotated about the pivot shaft (4) so as to be substantially horizontal to the support member (3). Then, the sprayer main body (1) is made to project to both sides, and the liquid drawn up by the pump (21) is sprayed onto the spray nozzles (6).
When the spraying operation is finished and the spraying operation is completed and the storage is performed, the spraying from each of the spray nozzles (6) is stopped, and each of the booms (5) is connected to the virtual line of FIG. As shown in FIG. 5, the support shaft (4) is bent upward at right angles to the support member (3) about the pivot shaft (4).

しかして、以上の液体散布機において、第1図乃至第
3図で詳しく示したごとく、前記各ブーム(5)の枢着
近傍部位に、吸入ポート(71a)と吐出ポート(71b)と
をもった弁箱(71)と、前記各ポート(71a)(71b)を
開閉する弁体(72)とから成る切換弁(7)をそれぞれ
配設すると共に、前記弁箱(71)を前記支持部材(3)
側に固定し、かつ、前記弁体(72)を前記ブーム(5)
側に連動手段(8)を介して支持させ、前記ブーム
(5)の動作に連動して前記弁体(72)を弁箱(71)に
対し回動させることにより、前記切換弁(7)の開閉操
作を行うようにしたのである。
Therefore, in the above liquid spraying machine, as shown in detail in FIGS. 1 to 3, the suction port (71a) and the discharge port (71b) are provided in the vicinity of the pivot points of the booms (5). A valve box (71) and a valve body (72) for opening and closing the ports (71a) and (71b), and the valve box (71) is provided with the support member. (3)
The valve body (72) to the boom (5).
The valve body (72) with respect to the valve box (71) in conjunction with the operation of the boom (5) by supporting the switching valve (7) on the side by interlocking means (8). The opening and closing operation of was done.

具体的には、前記支持部材(3)の端部に、概略コ形
状のブラケット(31)を固定し、このブラケット(31)
に前記ブーム(5)の一側端を挿入して、両者間に前記
枢支軸(4)を挿通させることにより、前記ブーム
(5)を前記支持部材(3)に対し回動可能に連結する
と共に、前記ブラケット(31)の側部に、前記切換弁
(7)を構成する弁箱(71)の取付金具(32)を取付け
る。
Specifically, an approximately U-shaped bracket (31) is fixed to an end of the support member (3), and the bracket (31) is fixed.
The boom (5) is rotatably connected to the support member (3) by inserting one end of the boom (5) and inserting the pivot shaft (4) between them. At the same time, the mounting bracket (32) of the valve box (71) constituting the switching valve (7) is attached to the side portion of the bracket (31).

また、前記切換弁(7)として、第4図で示したごと
く、三方切換弁を用い、この切換弁の弁箱(71)に設け
る三つのポートのうち、一つをボルト(B)で閉鎖し、
90度の間隔をおいて配設される残りの2つを吸入ポート
(71a)と吐出ポート(71b)として使用し、これら各ポ
ート(71a)(71b)に前記送液ホース(24)を接続する
と共に、前記弁体(72)に概略V形状をなす連通孔(72
a)を形成して、前記弁体(72)の弁箱(71)に対する
回動で、前記連通孔(72a)を各ポート(71a)(71b)
と対向させることにより、液体の流通を許し、かつ、前
記連通孔(72a)を各ポート(71a)(71b)との非対向
位置に回動させることで、液体の流通を阻止するように
なす一方、前記一つのポートを閉鎖するボルト(B)を
利用して、前記弁箱(71)を前記ブラケット(31)に設
けた取付金具(32)に固定する。
As shown in FIG. 4, a three-way switching valve is used as the switching valve (7), and one of the three ports provided in the valve box (71) of this switching valve is closed with a bolt (B). Then
The remaining two, which are arranged at intervals of 90 degrees, are used as the suction port (71a) and the discharge port (71b), and the liquid transfer hose (24) is connected to each of these ports (71a) (71b). At the same time, the valve body (72) has a communication hole (72
a) is formed and the valve body (72) is rotated with respect to the valve box (71) so that the communication hole (72a) is moved to each port (71a) (71b).
By allowing the liquid to flow, the communication hole (72a) is turned to a position not facing the ports (71a) and (71b) to prevent the liquid from flowing. On the other hand, the valve box (71) is fixed to the mounting bracket (32) provided on the bracket (31) using a bolt (B) that closes the one port.

更に、前記弁体(72)をブーム(5)側に連動させる
前記連動手段(8)としては、前記弁体(72)の弁箱
(71)から突出する軸端に、操作ハンドル(81)を固定
し、かつ、前記ブーム(5)の基部側から連結ロッド
(82)を突出させて、該ロッド(82)の先端を前記操作
ハンドル(61)に回動可能に連結するのである。
Further, as the interlocking means (8) for interlocking the valve body (72) with the boom (5) side, the operation handle (81) is provided at the shaft end of the valve body (72) protruding from the valve box (71). Is fixed, and the connecting rod (82) is projected from the base side of the boom (5), and the tip of the rod (82) is rotatably connected to the operation handle (61).

図の実施例では、前記弁体(72)の軸心を、前記支持
部材(3)とブーム(5)とを連結する枢支軸(4)に
対し同一軸心上に設けたが、前記弁体(72)と枢支軸
(4)とは異なる軸心上に設けることも可能であり、斯
くする場合は、前記操作ハンドル(81)の連結ロッド
(82)との連結部位に長孔などを形成するものとする。
In the illustrated embodiment, the axis of the valve element (72) is provided on the same axis as the pivot shaft (4) connecting the support member (3) and the boom (5). The valve body (72) and the pivot shaft (4) can be provided on different axes, and in such a case, a long hole is formed at the connecting portion of the operating handle (81) with the connecting rod (82). Shall be formed.

しかして以上の液体散布機を用いて、薬液などの散布
作業を行うときには、第1図の実線で示したごとく、前
記ブーム(5)を枢支軸(4)を中心に前記支持部材
(3)に対してほぼ水平状に回動させることにより、第
4図の(イ)図で示したごとく、前記ブーム(5)に追
従する前記連結ロッド(82)の揺動で前記操作ハンドル
(81)を介して前記弁体(72)が、前記弁箱(71)の吸
入ポート(71a)と吐出ポート(71b)とを互いに開放す
るように回動され、前記ポンプ(21)からの液体が、前
記送液ホース(24)を介して各噴霧ノズル(6)から噴
霧される。
When performing the spraying work of the chemical liquid or the like using the above liquid spraying machine, as shown by the solid line in FIG. 1, the boom (5) is supported by the support member (3) about the pivot shaft (4). ), The operation handle (81) is swung by the swing of the connecting rod (82) following the boom (5) as shown in FIG. 4 (a). ), The valve body (72) is rotated so as to open the suction port (71a) and the discharge port (71b) of the valve box (71) to each other, and the liquid from the pump (21) is discharged. , Is sprayed from each spray nozzle (6) through the liquid supply hose (24).

また、散布作業が終了して格納するような場合で、前
記ブーム(5)を枢支軸(4)を中心に前記支持部材
(3)に対してやや上方に、例えば、45度程度にまで揺
動させると、第4図の(ロ)図で示したごとく、前記ブ
ーム(5)に追従する前記連結ロッド(82)の揺動で、
前記操作ハンドル(81)を介して弁体(72)が、前記吸
入ポート(71a)を閉鎖するように回動され、前記噴霧
ノズル(6)からの噴霧が停止される。更には、前記ブ
ーム(5)を枢支軸(4)を中心に前記支持部材(3)
に対して90度及び180度にわたって揺動させたときに
も、第4図の(ハ)及び(ニ)図で示したごとく、前記
弁体(72)が前記吸入ポート(71a)を閉鎖するように
回動され、前記噴霧ノズル(6)からの噴霧が停止され
る。
Further, when the spraying work is completed and the storage is completed, the boom (5) is slightly above the support member (3) about the pivot shaft (4), for example, up to about 45 degrees. When rocked, as shown in FIG. 4B, the rocking of the connecting rod (82) following the boom (5)
The valve body (72) is rotated via the operation handle (81) so as to close the suction port (71a), and the spray from the spray nozzle (6) is stopped. Further, the boom (5) is supported by the support member (3) around a pivot shaft (4).
Even when it is swung 90 degrees and 180 degrees with respect to, as shown in FIGS. 4C and 4D, the valve body (72) closes the suction port (71a). Thus, the spray from the spray nozzle (6) is stopped.

以上の実施例では、前記支持部材(3)の両側に、そ
れぞれブーム(5)を連結したものを示したが、本考案
では、前記各ブーム(5)の両側にさらに先ブームを連
結して、より広い範囲にわたって散布作業を行えるよう
にしたものに適用することも可能であり、斯かるものに
おいては、前記支持部材(3)とブーム(5)との間、
並びに該ブーム(5)と先ブームとの間に、それぞれ前
述したものと同様な切換弁(7)を配設するのである。
特に、以上のように、前記支持部材(3)にブーム
(5)と先ブームとを連結するものにおいては、散布作
業が終了して格納するような場合、前記先ブームをブー
ム(5)上にほぼ180度にわたって折畳んだり、或いは
先ブームをブーム(5)にほゞ180度にわたって折畳ん
だ後、更にこのブーム(5)を前記支持部材(3)にほ
ゞ180度にわたって折畳んだりするのであるが、例え斯
かる折畳み時にあっても、前記切換弁(7)は、180度
の範囲にわたって閉鎖状態に保持されるため、ブームの
折畳み過程で前記ブームに設ける噴霧ノズル(6)から
液体を勝手に噴霧したりする虞れがないのである。
In the above embodiment, the boom (5) is connected to both sides of the support member (3), but in the present invention, the front boom is further connected to both sides of each boom (5). It is also possible to apply to the thing which made it possible to perform spraying work over a wider range, and in this thing, between the said support member (3) and the boom (5),
A switching valve (7) similar to that described above is provided between the boom (5) and the front boom.
In particular, as described above, in the case where the boom (5) and the front boom are connected to the support member (3), the front boom is placed above the boom (5) when the spraying work is completed and the storage is completed. To the boom (5) by about 180 degrees, or after folding the boom (5) about 180 degrees on the boom (5), further fold the boom (5) on the support member (3) about 180 degrees. However, even during such folding, since the switching valve (7) is kept closed over a range of 180 degrees, the switching nozzle (7) can be removed from the spray nozzle (6) provided on the boom during the folding process of the boom. There is no risk of spraying the liquid without permission.

また、以上の実施例では、前記支持部材(3)側に前
記切換弁(7)の弁箱(71)を、該切換弁(7)の弁体
(72)を前記ブーム(5)側に取付けるようにしたが、
このブーム(5)側に前記弁体(72)を、前記支持部材
(3)側に前記弁箱(71)を取付けることも可能であ
る。
Further, in the above embodiments, the valve box (71) of the switching valve (7) is provided on the support member (3) side, and the valve body (72) of the switching valve (7) is provided on the boom (5) side. I tried to install it,
It is also possible to attach the valve body (72) to the boom (5) side and the valve box (71) to the support member (3) side.

また、前記ブーム(5)は、前記支持部材(3)の一
側にのみ設けても良いことは勿論である。
Further, it goes without saying that the boom (5) may be provided only on one side of the support member (3).

(考案の効果) 以上説明したように、本考案にかかる液体散布機で
は、ブーム(5)の支持部材(3)への枢着近傍部位
に、吸入ポート(71a)と吐出ポート(71b)とをもつ弁
箱(71)と、前記各ポート(71a)(71b)を開閉する弁
体(72)とから成る切換弁(7)を設けると共に、前記
支持部材(3)とブーム(5)との一方に、前記弁箱
(71)と弁体(72)との一方を固定し、前記支持部材
(3)とブーム(5)との他方に、該ブーム(5)の動
作に連動して前記弁箱(71)と弁体(72)との他方を動
作させて前記切換弁(7)を開閉する連動手段を設けた
から、作業者が切換弁を殊更開閉操作しなくとも前記ブ
ーム(5)の動作に連動して前記切換弁を開閉させるこ
とができ、つまり、散布開始時や終了時などに行う前記
ブーム(5)の回動操作に連動して、前記切換弁(7)
の開閉操作を自動的に行うことができ、作業性を著しく
高め得るに至ったのである。
(Effect of the Invention) As described above, in the liquid spraying machine according to the present invention, the suction port (71a) and the discharge port (71b) are provided in the vicinity of the boom (5) pivotally attached to the support member (3). A switching valve (7) including a valve box (71) having a valve and a valve element (72) for opening and closing the ports (71a) (71b) is provided, and the support member (3) and the boom (5) are provided. One of the valve box (71) and the valve body (72) is fixed to one of the two, and the other of the support member (3) and the boom (5) is linked to the operation of the boom (5). Since the interlocking means for operating the other of the valve box (71) and the valve body (72) to open and close the switching valve (7) is provided, the boom (5) can be opened even if the operator does not particularly open and close the switching valve. ), The switching valve can be opened / closed, that is, the rotation operation of the boom (5) performed at the start or end of spraying. The switching valve (7) linked to the work
The opening / closing operation of can be automatically performed, and the workability can be significantly improved.

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

第1図は本考案にかかる液体散布機の要部を示す平面
図、第2図は同側面図、第3図は第2図A−A線の拡大
断面図、第4図は切換弁の動作状態を示す断面図、第5
図は液体散布機の全体構造を示す背面図である。 (1)……散布機本体 (2)……液タンク (3)……支持部材 (5)……ブーム (6)……噴霧ノズル (7)……切換弁 (71)……弁箱 (71a)……吸入ポート (71b)……吐出ポート (72)……弁体 (8)……連動手段
FIG. 1 is a plan view showing a main part of a liquid spraying machine according to the present invention, FIG. 2 is a side view of the same, FIG. 3 is an enlarged sectional view taken along line AA of FIG. 2, and FIG. Sectional view showing operating state, fifth
The figure is a rear view showing the overall structure of the liquid spraying machine. (1) …… Sprayer main body (2) …… Liquid tank (3) …… Supporting member (5) …… Boom (6) …… Spray nozzle (7) …… Switching valve (71) …… Valve box ( 71a) …… Suction port (71b) …… Discharge port (72) …… Valve body (8) …… Interlocking means

Claims (1)

【実用新案登録請求の範囲】[Scope of utility model registration request] 【請求項1】液タンク(2)を搭載した散布機本体
(1)に支持部材(3)を介してブーム(5)を枢着
し、該ブーム(5)に前記液タンク(2)内と連通する
多数の噴霧ノズル(6)を列状に設けて成る液体散布機
において、前記ブーム(5)の枢着近傍部位に、吸入ポ
ート(71a)と吐出ポート(71b)とをもった弁箱(71)
と、前記各ポート(71a)(71b)を開閉する弁体(72)
とから成る切換弁(7)を設けると共に、前記支持部材
(3)とブーム(5)との一方に、前記弁箱(71)と弁
体(72)との一方を固定し、前記支持部材(3)とブー
ム(5)との他方に、このブーム(5)の動作に連動し
て前記弁箱(71)と弁体(72)との他方を動作させて前
記切換弁(7)を開閉する連動手段を設けたことを特徴
とする液体散布機。
1. A boom (5) is pivotally attached to a spreader body (1) having a liquid tank (2) through a support member (3), and the boom (5) is provided in the liquid tank (2). A liquid spraying machine comprising a large number of spray nozzles (6) connected in a row, the valve having an intake port (71a) and a discharge port (71b) near the pivot point of the boom (5). Box (71)
And a valve element (72) that opens and closes each of the ports (71a) (71b)
Is provided with a switching valve (7), and one of the valve box (71) and the valve body (72) is fixed to one of the support member (3) and the boom (5). (3) and the boom (5), the switching valve (7) is operated by operating the other of the valve box (71) and the valve body (72) in conjunction with the operation of the boom (5). A liquid spreader characterized by being provided with interlocking means for opening and closing.
JP11238189U 1989-09-25 1989-09-25 Liquid spreader Expired - Fee Related JPH0810389Y2 (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP11238189U JPH0810389Y2 (en) 1989-09-25 1989-09-25 Liquid spreader

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP11238189U JPH0810389Y2 (en) 1989-09-25 1989-09-25 Liquid spreader

Publications (2)

Publication Number Publication Date
JPH0354768U JPH0354768U (en) 1991-05-27
JPH0810389Y2 true JPH0810389Y2 (en) 1996-03-29

Family

ID=31660828

Family Applications (1)

Application Number Title Priority Date Filing Date
JP11238189U Expired - Fee Related JPH0810389Y2 (en) 1989-09-25 1989-09-25 Liquid spreader

Country Status (1)

Country Link
JP (1) JPH0810389Y2 (en)

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR100430248B1 (en) * 2001-09-05 2004-05-03 설호규 A device for folding boom sprayer
KR100840582B1 (en) * 2006-11-22 2008-06-23 최준홍 A sprinkler with folding platform
KR100779662B1 (en) * 2006-12-29 2007-11-28 최규갑 Agricultural chemicals spray apparatus

Also Published As

Publication number Publication date
JPH0354768U (en) 1991-05-27

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