JPH0374141B2 - - Google Patents
Info
- Publication number
- JPH0374141B2 JPH0374141B2 JP63152571A JP15257188A JPH0374141B2 JP H0374141 B2 JPH0374141 B2 JP H0374141B2 JP 63152571 A JP63152571 A JP 63152571A JP 15257188 A JP15257188 A JP 15257188A JP H0374141 B2 JPH0374141 B2 JP H0374141B2
- Authority
- JP
- Japan
- Prior art keywords
- frame
- blower
- backpack
- intake
- blower housing
- 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
Links
- 238000003756 stirring Methods 0.000 claims description 14
- 241000239290 Araneae Species 0.000 claims description 6
- 239000000126 substance Substances 0.000 claims description 4
- 239000000843 powder Substances 0.000 claims description 3
- 238000010410 dusting Methods 0.000 claims 1
- 239000003814 drug Substances 0.000 description 12
- 238000000071 blow moulding Methods 0.000 description 8
- 229940079593 drug Drugs 0.000 description 6
- 239000011347 resin Substances 0.000 description 5
- 229920005989 resin Polymers 0.000 description 5
- 239000002828 fuel tank Substances 0.000 description 4
- 238000005507 spraying Methods 0.000 description 3
- 230000000694 effects Effects 0.000 description 2
- 238000004519 manufacturing process Methods 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 238000001746 injection moulding Methods 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 230000002787 reinforcement Effects 0.000 description 1
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B05—SPRAYING OR ATOMISING IN GENERAL; APPLYING FLUENT MATERIALS TO SURFACES, IN GENERAL
- B05B—SPRAYING APPARATUS; ATOMISING APPARATUS; NOZZLES
- B05B7/00—Spraying apparatus for discharge of liquids or other fluent materials from two or more sources, e.g. of liquid and air, of powder and gas
- B05B7/14—Spraying apparatus for discharge of liquids or other fluent materials from two or more sources, e.g. of liquid and air, of powder and gas designed for spraying particulate materials
- B05B7/1404—Arrangements for supplying particulate material
- B05B7/1413—Apparatus to be carried on or by a person, e.g. by hand; Apparatus comprising a container fixed to the discharge device
- B05B7/1427—Apparatus to be carried on the back of the user
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B05—SPRAYING OR ATOMISING IN GENERAL; APPLYING FLUENT MATERIALS TO SURFACES, IN GENERAL
- B05B—SPRAYING APPARATUS; ATOMISING APPARATUS; NOZZLES
- B05B7/00—Spraying apparatus for discharge of liquids or other fluent materials from two or more sources, e.g. of liquid and air, of powder and gas
- B05B7/14—Spraying apparatus for discharge of liquids or other fluent materials from two or more sources, e.g. of liquid and air, of powder and gas designed for spraying particulate materials
- B05B7/1404—Arrangements for supplying particulate material
- B05B7/1413—Apparatus to be carried on or by a person, e.g. by hand; Apparatus comprising a container fixed to the discharge device
Landscapes
- Catching Or Destruction (AREA)
- Nozzles (AREA)
Description
【発明の詳細な説明】
(イ) 産業上の利用分野
本発明は、動力散粉機における送風機の吸気孔
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 air intake hole of a blower in a power duster.
(ロ) 従来技術
背負式動力散粉機は、エンジンを送風機前面に
装着し、送風機羽根により起こされた風によつて
薬剤タンクから調量された薬剤が撹拌室で撹拌さ
れて吐出管より吐出され、散布作業を行うもので
ある。(b) Prior art A backpack-type power powder duster has an engine attached to the front of the blower, and the wind generated by the blower blades stirs the medicine metered from the medicine tank in a stirring chamber and discharges it from the discharge pipe. , which performs spraying work.
従来の送風機における吸気孔は、安全性を考慮
して送風機裏側に設けられ、手やその他送風機に
損傷を与えるようなものが吸い込まれないように
吸気枠を設けている。例えば特開昭52−47481号
公報等である。 The intake hole in a conventional blower is provided on the back side of the blower for safety reasons, and an intake frame is provided to prevent hands or other objects that may damage the blower from being sucked into the blower. For example, Japanese Patent Application Laid-Open No. 52-47481.
しかし、近年背負式動力散粉機の本体、即ち、
薬剤タンク、送風機筐、撹拌ケース等からなる本
体はコストを低く、組み付け工数を少なくするた
めにブロー成形（ブロー成形とは、成形型内にて
樹脂に空気を吹き込むことによつて膨張させ、成
形型内壁に沿わせて形を決めて、硬化させて製品
として取り出すものである。）により一体的製造
が行われるようになつてきたのであるが、吸気枠
は同じ材料でありながら別の方法（射出成形等）
により製造して、後で組み付けを行うか、また
は、ブロー成形によつて製造された本体に孔を開
けていたのである。 However, in recent years, the main body of the backpack-type power duster, that is,
The main body, which consists of the drug tank, blower housing, stirring case, etc., is made by blow molding (blow molding is a process in which air is blown into the resin in a mold to expand it and mold it. Although the air intake frame is made of the same material, it is manufactured using a different method ( injection molding, etc.)
Either the main body was manufactured by blow molding and then assembled later, or the holes were punched in the main body manufactured by blow molding.
(ハ) 発明が解決しようとする問題点
しかし、吸気枠を後から組み付けるためには、
吸気枠が別体となり、製造コストが高くなり、本
体には該吸気枠に合わせた開口部及び取り付け孔
を設けなければならないのである。(c) Problems to be solved by the invention However, in order to assemble the intake frame later,
The intake frame is separate, which increases manufacturing costs, and the main body must be provided with openings and mounting holes that match the intake frame.
また、ブロー成形後に吸気孔を設ける構成にお
いては、吸気孔は多数の孔からなるために、孔を
開けるために大変手間が掛かりバリ等も生じてし
まうのである。 Furthermore, in the structure in which the air intake holes are provided after blow molding, the air intake holes are made up of a large number of holes, so it takes a lot of effort to open the holes, and burrs and the like occur.
(ニ) 問題を解決するための手段
本発明は以上の不具合を解消するために、次の
如く構成したものである。(d) Means for solving the problem In order to solve the above-mentioned problems, the present invention is constructed as follows.
背負式動力散粉機の薬剤タンク１、送風機筐
３、撹拌ケース１０等からなる本体を一体的にブ
ロー成形する構成において、送風機筐３の背負枠
５側の中央部後面を波形に形成し、該波形部を平
面カツト後、波形の凸部を蜘蛛の巣状の吸気枠１
５とし、凹部を吸気孔としたものである。 In the configuration in which the main body of the backpack-type power powder duster, which consists of the drug tank 1, the blower housing 3, the stirring case 10, etc., is integrally blow-molded, the rear surface of the central part of the backpack frame 5 side of the blower housing 3 is formed into a wave shape. After cutting the corrugated part into a flat surface, cut the convex part of the corrugated part into a spider web-like intake frame 1.
5, and the concave portion is used as an intake hole.
(ホ) 実施例
本発明の目的は、以上の如くであり、添付の図
面に示した実施例の構成に基づいて本発明の構成
を説明すると。(E) Embodiments The objects of the present invention are as described above, and the structure of the present invention will be explained based on the structure of the embodiments shown in the attached drawings.
第１図は背負式動力散粉機の全体正面図、第２
図は同じく側面図、第３図は同じく背面斜視図、
第４図は樹脂一体成形部後面図、第５図は同じく
Ａ−Ａ断面側面図、第６図はブロー成形時の第４
図におけるＢ−Ｂ断面図である。 Figure 1 is an overall front view of the backpack-type power duster, Figure 2
The figure is also a side view, Figure 3 is a rear perspective view,
Fig. 4 is a rear view of the resin integrally molded part, Fig. 5 is a side view of the A-A cross section, and Fig. 6 is the fourth part during blow molding.
It is a BB sectional view in the figure.
背負式動力散粉機は、薬剤タンク１、撹拌部、
送風機部、エンジン４、背負枠部よりなり、薬剤
タンク１に薬剤を投入し、撹拌部で散布量が調節
されて送風機からの一部の風により撹拌されて吐
出管１６より排出されて散布作業が行われるので
ある。 The backpack-type power duster has a chemical tank 1, a stirring section,
Consisting of a blower section, an engine 4, and a backpack frame section, the drug is put into the drug tank 1, the amount of spraying is adjusted in the stirring section, and it is stirred by a portion of the air from the blower and discharged from the discharge pipe 16 to perform the spraying work. is carried out.
背負式動力散粉機の本体、即ち薬剤タンク１、
撹拌部の撹拌ケース１０、副流取入通路１１、撹
拌室１２、副流排出通路１３及び送風機の送風機
筐３は同一樹脂にて一体的にブロー成形されてい
る。 The main body of the backpack-type power duster, that is, the chemical tank 1,
The stirring case 10 of the stirring section, the side stream intake passage 11, the stirring chamber 12, the side stream discharge passage 13, and the blower housing 3 of the blower are integrally blow-molded of the same resin.
燃料タンク２は、本体と同様にブロー成形され
ており、薬剤タンク１とエンジン４の間の撹拌ケ
ース１０前面に燃料タンク受け８に取り付けバン
ド９により装着されている。燃料タンク受け８は
補強を兼ねて裏側よりボルト固定されている。 The fuel tank 2 is blow molded like the main body, and is attached to the fuel tank receiver 8 with a band 9 on the front surface of the stirring case 10 between the drug tank 1 and the engine 4. The fuel tank receiver 8 is bolted from the back side for reinforcement.
本体後面と下面には、本体と同じ樹脂製のＬ字
形をした背負枠５が弾性体１８・１９を介して装
着されており、弾性体１８・１９はエンジン４か
らの振動を吸収し、さらに背当て２０を肩から腰
にかけて当たるように背負枠の上部から折れ曲が
つた部分まで覆い固定して、振動を吸収し、オペ
レーターの背や腰に柔らかく当たるようにしてい
る。そして、背負バンド２１を装着部５ａ・５ｂ
に装着している。 An L-shaped backpack frame 5 made of the same resin as the main body is attached to the rear and bottom surfaces of the main body via elastic bodies 18 and 19, and the elastic bodies 18 and 19 absorb vibrations from the engine 4, and further The back rest 20 is fixed covering the back frame from the upper part to the bent part so as to hit from the shoulders to the waist, absorbing vibrations, and making soft contact with the operator's back and waist. Then, attach the backpack band 21 to the attachment parts 5a and 5b.
It is attached to.
送風機は、エンジン４の駆動軸に装着した送風
機羽根２０を送風機筐３前面の開口部より挿入
し、エンジン４からの動力により、送風機筐３内
で送風機羽根１４を回転し風力を発生するのであ
る。 In the blower, a blower blade 20 attached to the drive shaft of the engine 4 is inserted through an opening in the front of the blower housing 3, and the power from the engine 4 rotates the blower blade 14 within the blower housing 3 to generate wind power. .
薬剤は、送風機筐３で生じた風力の一部が副流
取入口１１に流入し乱気流となり、撹拌室１２で
適宜落下する薬剤と撹拌されて、副流排出通路１
３より送風量の多い主流に吸い込まれて吐出管１
６より放出されるのである。 A part of the wind force generated in the blower housing 3 flows into the sidestream intake port 11 to create a turbulent air flow, and the medicine is mixed with the medicine falling as appropriate in the stirring chamber 12, and then flows into the sidestream discharge passage 1.
It is sucked into the main stream with a larger air flow than 3 and discharges into the discharge pipe 1.
It is released from 6.
２５はボルト孔であり、エンジンを取り付ける
為に数箇所設けてあり、送風機筐３の裏側の対応
する位置にはボルト固定用孔２６を設けてある。 Bolt holes 25 are provided at several locations for mounting the engine, and bolt fixing holes 26 are provided at corresponding positions on the back side of the blower housing 3.
薬剤タンク１からの薬剤供給量はシヤツター２
２の開閉により決まり、調量レバー６により操作
される。調量レバー６を操作するとリンク１７を
介してアーム２３が回動し、シヤツター２２を開
閉する。 The amount of medicine supplied from medicine tank 1 is Shutter 2
2, and is operated by a metering lever 6. When the metering lever 6 is operated, the arm 23 rotates via the link 17 to open and close the shutter 22.
本発明の要部である吸気枠１５は、送風機筐３
の背負枠５側の中央部後面に位置し、蜘蛛の巣状
に開口することによつて形成される。即ち、燃料
タンク、送風機筐等を一体的に製造するブロー成
形時に、第６図のＢ−Ｂ断面図に示すように、ブ
ロー成形を行う成形型２４の吸気枠部を波形に構
成して、該波形の凸部を蜘蛛の巣状に形成し、本
体をブロー成形して硬化した後にＣ−Ｃ線の平面
でカツトすれば、波の凸部だけが本体側に残り蜘
蛛の巣状の吸気枠１５となり、凹部は開口されて
気流の流入口となるのである。 The air intake frame 15, which is the main part of the present invention, is connected to the blower housing 3.
It is located at the rear of the central part on the backpack frame 5 side, and is formed by opening in the shape of a spider's web. That is, when blow molding is used to integrally manufacture a fuel tank, a blower housing, etc., as shown in the BB cross-sectional view of FIG. If the wavy protrusions are formed into a spider web shape, and the main body is blow molded and cured, then cut along the plane of the C-C line, only the wavy protrusions remain on the main body side, creating a spider web-like air intake. The frame 15 is formed, and the concave portion is opened to serve as an airflow inlet.
(ヘ) 発明の効果
本発明は以上の如く構成したので、次のような
効果が得られるのである。(F) Effects of the Invention Since the present invention is constructed as described above, the following effects can be obtained.
第１に、薬剤タンク、送風機筐、撹拌ケース等
からなる本体を一体的にブロー成形した時に、送
風機筐の中央後面を吸気枠とするので、吸気枠の
取り付けや吸気枠を開ける手間を省くことができ
たのである。 First, when the main body consisting of the drug tank, blower housing, stirring case, etc. is integrally blow-molded, the central rear surface of the blower housing is used as the intake frame, which eliminates the need for installing and opening the intake frame. was completed.
第２に、送風機筐の中央部後面に波形に形成し
て、該波形部を平面カツト後、波形の凸部を蜘蛛
の巣状の吸気枠とし、凹部を吸気孔とするので、
一回の切断で吸気孔を容易に作ることができ、吸
気枠等を必要とせず部品点数が減少してコストの
低減化を図ることができたのである。 Second, the waveform is formed on the rear surface of the central part of the blower housing, and after the waveform is cut into a flat surface, the convex part of the waveform becomes a spider web-like intake frame, and the concave part becomes an intake hole.
The intake hole can be easily made with a single cut, and there is no need for an intake frame, reducing the number of parts and reducing costs.
第１図は背負式動力散粉機の正面図、第２図は
同じく側面図、第３図は背面斜視図、第４図は樹
脂一体成形部後面図、第５図は同じくＡ−Ａ断面
側面図、第６図はブロー成形時の第４図における
Ｂ−Ｂ断面図である。
１……薬剤タンク、３……送風機筐、５……背
負枠、１０……撹拌ケース、１５……吸気枠。
Figure 1 is a front view of the backpack-type power duster, Figure 2 is a side view, Figure 3 is a rear perspective view, Figure 4 is a rear view of the integrally molded resin part, and Figure 5 is a side view of the A-A cross section. 6 is a sectional view taken along line BB in FIG. 4 during blow molding. 1... Chemical tank, 3... Blower housing, 5... Back frame, 10... Stirring case, 15... Intake frame.
Claims (1)
３、撹拌ケース１０等の本体を一体的にブロー成
形する構成において、送風機筐３の背負枠５側の
中央部後面を波形に形成し、該波形部を平面カツ
ト後、波形の凸部を蜘蛛の巣状に吸気枠１５と
し、凹部を吸気孔としたことを特徴とする動力散
粉機。1 In a configuration in which the main body of the backpack-type power powder duster, such as the chemical tank 1, blower housing 3, stirring case 10, etc., is integrally blow-molded, the rear surface of the central portion of the blower housing 3 on the backpack frame 5 side is formed into a corrugated shape. A power dusting machine characterized in that, after the corrugated portion is cut into a flat surface, the convex portion of the corrugated portion is made into a spider web-like intake frame 15, and the concave portion is made into an intake hole.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP63152571A JPS6427660A (en) | 1988-06-21 | 1988-06-21 | Power-driven powder spreader |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP63152571A JPS6427660A (en) | 1988-06-21 | 1988-06-21 | Power-driven powder spreader |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPS6427660A JPS6427660A (en) | 1989-01-30 |
| JPH0374141B2 true JPH0374141B2 (en) | 1991-11-26 |
Family
ID=15543389
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP63152571A Granted JPS6427660A (en) | 1988-06-21 | 1988-06-21 | Power-driven powder spreader |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS6427660A (en) |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP5336835B2 (en) * | 2008-12-24 | 2013-11-06 | ハスクバーナ・ゼノア株式会社 | Engine blower |
-
1988
- 1988-06-21 JP JP63152571A patent/JPS6427660A/en active Granted
Also Published As
| Publication number | Publication date |
|---|---|
| JPS6427660A (en) | 1989-01-30 |
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