JPH11180170A - Leaked fuel guide for power working machine - Google Patents
Leaked fuel guide for power working machineInfo
- Publication number
- JPH11180170A JPH11180170A JP36555297A JP36555297A JPH11180170A JP H11180170 A JPH11180170 A JP H11180170A JP 36555297 A JP36555297 A JP 36555297A JP 36555297 A JP36555297 A JP 36555297A JP H11180170 A JPH11180170 A JP H11180170A
- Authority
- JP
- Japan
- Prior art keywords
- fuel
- fuel tank
- working machine
- guide
- power working
- 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.)
- Pending
Links
Landscapes
- Cooling, Air Intake And Gas Exhaust, And Fuel Tank Arrangements In Propulsion Units (AREA)
Abstract
Description
【0001】[0001]
【発明の属する技術分野】本発明は、刈払機、パワ−ブ
ロワ、ヘッジトリマ−等の内燃機関を搭載した動力作業
機等の漏れ燃料ガイドに関する。BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to a fuel leakage guide for a power working machine equipped with an internal combustion engine such as a brush cutter, a power blower, a hedge trimmer and the like.
【0002】[0002]
【発明が解決しようとする課題】例えば、刈払機、パワ
ーブロワ、ヘッジトリマー等の各種の動力作業機には動
力源として小型空冷式2サイクルガソリンエンジン等の
内燃機関(以下「エンジン」と言う)が搭載されてい
る。For example, various power working machines such as a brush cutter, a power blower, a hedge trimmer and the like have an internal combustion engine (hereinafter referred to as "engine") such as a small air-cooled two-cycle gasoline engine as a power source. Is installed.
【0003】前記動力作業機での作業中に燃料不足が生
じた場合には、エンジンの燃料タンクに燃料を補給する
必要が生じる。しかしながら、エンジン、排気マフラ−
等が高温に加熱されている場合に、過ってその高温部に
燃料タンクの注入口からの漏れ燃料が至ると発火して火
災あるいは作業者が火傷を負う等の危険がある。If a shortage of fuel occurs during the operation of the power working machine, it is necessary to refuel the fuel tank of the engine. However, engine, exhaust muffler
If the fuel tank is heated to a high temperature, the fuel may leak from the fuel tank inlet to the high temperature area, causing a fire or a fire injury.
【0004】さらに、前記エンジン、排気マフラ−等の
高温部のみならず、エアクリ−ナ、リコイルスタ−タ、
点火装置、その他の配線等に漏れ燃料が至ると、各種の
故障、損傷等の原因となる。[0004] Further, not only high temperature parts such as the engine and the exhaust muffler, but also an air cleaner, a recoil starter,
If fuel leaks to the ignition device, other wiring, etc., it causes various failures and damages.
【0005】なお、前記燃料注入口からの燃料漏れは、
燃料補給時に限らず、作業を継続して振動等により燃料
タンクのキャップが緩んだ場合、あるいはキャップを完
全に閉めなかった場合等にも生じる。[0005] The fuel leakage from the fuel inlet is as follows.
Not only at the time of refueling, but also when the cap of the fuel tank is loosened due to vibration or the like while the work is continued or when the cap is not completely closed.
【0006】本発明は、前記事情に鑑みてなされたもの
で、前記燃料注入口からの漏れ燃料が、エンジン、排気
マフラ−、エアクリ−ナ、リコイルスタ−タ、点火装
置、その他の配線等(以下「エンジン部等」と言う)に
至ることがないように構成し、火災防止及び作業者の安
全を確保するとともに、漏れ燃料による前記エンジン部
等の故障、損傷等を防止することを目的とする。The present invention has been made in view of the above circumstances, and the fuel leaking from the fuel injection port is used for an engine, an exhaust muffler, an air cleaner, a recoil starter, an ignition device, other wirings, etc. (Referred to as "engine section") to prevent fire and ensure worker safety, and to prevent failure and damage of the engine section and the like due to leaked fuel. .
【0007】[0007]
【課題を解決するための手段】前記課題を解決するた
め、請求項1の発明は、全体が略短冊状に構成され、そ
の一端部近くに燃料タンクの燃料注入口に適合する透孔
が設けられ、前記一端部の周縁部から両側縁部に略U状
のリブが構成され、他端部のリブ無し開放部が燃料タン
クの内燃機関本体部への取付け側とは反対の側面の外形
に適合させられる構成としたものである。In order to solve the above-mentioned problems, the invention according to claim 1 has a substantially rectangular shape as a whole, and has a through hole near one end thereof which is adapted to a fuel inlet of a fuel tank. A substantially U-shaped rib is formed from the peripheral edge of the one end to both side edges, and the rib-free opening at the other end has an outer shape on the side opposite to the side where the fuel tank is attached to the internal combustion engine body. It is a configuration that can be adapted.
【0008】この請求項1の発明によれば、燃料補給時
等に燃料注入口から漏れた燃料が前記エンジン部等へ至
ることがない。すなわち、前記一端部の周縁部から両側
縁部に略U状に設けたリブの働きで燃料注入口から漏れ
た燃料は前記エンジン部等とは反対の側面に導かれ排出
されるとともに、漏れ燃料ガイドの位置ずれも防止でき
る。According to the first aspect of the present invention, the fuel leaked from the fuel inlet at the time of refueling or the like does not reach the engine section or the like. That is, the fuel leaked from the fuel inlet by the action of the ribs provided in a substantially U-shape from the peripheral edge of the one end to both side edges is guided to the side opposite to the engine section and the like, and is discharged. Guide displacement can also be prevented.
【0009】請求項2の発明は、全体をゴム、プラスチ
ック等(以下「ゴム等」と言う。)の柔軟材で構成する
ものである。この請求項2の発明によれば、燃料タンク
の燃料注入口に透孔を適合させることが容易であり、さ
らに取付け後も燃料タンクの燃料注入口及び装着側面等
に容易になじみ、さらにキャップの開閉時に手指が触れ
ても容易に変形して邪魔になることもなく、したがって
誤って強く触った場合にも、手指を傷つけるおそれもな
い。According to a second aspect of the present invention, the whole is made of a flexible material such as rubber, plastic or the like (hereinafter referred to as "rubber or the like"). According to the second aspect of the present invention, it is easy to fit the through hole to the fuel inlet of the fuel tank. Further, even after the fuel tank is mounted, the fuel tank easily fits into the fuel inlet and the mounting side face of the fuel tank. Even if a finger touches at the time of opening and closing, it is not easily deformed and disturbed, and therefore, even if it is strongly touched accidentally, there is no risk of damaging the finger.
【0010】[0010]
【発明の実施の形態】以下に本発明の実施の一形態を具
体的に説明する。図1は本発明の一実施形態に係る動力
作業機の漏れ燃料ガイドの取付け部の分解斜視図、図2
は動力作業機の一例の刈払機に本実施の形態を適用した
場合の斜視図、図3はその燃料補給状態を示す正面図で
ある。DESCRIPTION OF THE PREFERRED EMBODIMENTS One embodiment of the present invention will be specifically described below. FIG. 1 is an exploded perspective view of a mounting portion of a leaking fuel guide of a power working machine according to an embodiment of the present invention, and FIG.
FIG. 3 is a perspective view when the present embodiment is applied to a brush cutter as an example of a power working machine, and FIG. 3 is a front view showing a fuel supply state.
【0011】動力作業機の一例としての刈払機は、図2
に示すように、エンジン部等Eが、狭義のエンジン本体
部5、排気マフラ−6、エア−クリ−ナ7、リコイルス
タ−タ8、点火栓20、その他の配線9等で構成され、
前記エンジン本体部5に燃料タンク4が一体に取着さ
れ、前記エンジン部等Eから延長された操作桿10内部
の駆動軸(図示せず)を介して先端の刈刃11が回転自
在に構成されている。その他、安全カバ−12、スロッ
トルレバ−13、ハンドルグリップ14等で構成されて
いる。A brush cutter as an example of a power working machine is shown in FIG.
As shown in the figure, the engine section E is composed of an engine body section 5, an exhaust muffler 6, an air cleaner 7, a recoil starter 8, a spark plug 20, and other wirings 9 in a narrow sense.
The fuel tank 4 is integrally attached to the engine body 5, and the cutting blade 11 at the tip is rotatable via a drive shaft (not shown) inside the operation rod 10 extended from the engine E or the like. Have been. In addition, it comprises a safety cover 12, a throttle lever 13, a handle grip 14, and the like.
【0012】前記燃料タンク4は、一般に、作業時に前
記エンジン部等Eの下方に横置き状態に位置する構成に
なっている。そして前記燃料タンク4の横方向にやや上
向きに燃料注入口4aが設けられ、該燃料注入口4aに
はキャップ4bが螺合させられる構成になっている。In general, the fuel tank 4 is configured to be positioned horizontally below the engine section E or the like during operation. A fuel inlet 4a is provided slightly upward in the lateral direction of the fuel tank 4, and a cap 4b is screwed into the fuel inlet 4a.
【0013】前記のごとき刈払機において、燃料を補給
する場合には同図及び図3に示すように、前記エンジン
部等Eを適当な台15等の上に前記燃料タンク4の燃料
注入口4aが上方に位置するように載置して補給タンク
16等により行っている。In the above-described brush cutter, when refueling, as shown in FIG. 3 and FIG. 3, the engine section E or the like is placed on a suitable base 15 or the like and the fuel inlet 4a of the fuel tank 4 is provided. Are mounted on the supply tank 16 and the like so as to be positioned above.
【0014】本実施形態の漏れ燃料ガイド1は、全体と
して略短冊状に構成され、その一端部1a近くに前記燃
料タンク4の前記燃料注入口4aに軽く圧入状態で位置
ずれが防止されて適合する透孔2が設けられ、さらに前
記一端部1aの周縁部から両側縁部に略U状のリブ3が
立設される。なお、前記漏れ燃料ガイド1の他端部1b
には前記リブ3を構成することなく、リブ無し開放部1
cが構成される。The leaked fuel guide 1 according to the present embodiment is formed in a substantially strip shape as a whole, and is fitted near the one end 1a by lightly press-fitting the fuel inlet 4a of the fuel tank 4 to prevent misalignment. A through hole 2 is provided, and a substantially U-shaped rib 3 is provided upright from the peripheral edge of the one end 1a to both side edges. The other end 1b of the leaking fuel guide 1
The rib-free opening 1 has no rib 3
c is configured.
【0015】なお、前記「一端部1a近く」とは、前記
漏れ燃料ガイド1の前記透孔2を前記燃料タンク4の燃
料注入口4aに適合させた場合に、該燃料注入口4aと
前記一端部1aの周縁部に構成された前記リブ3との間
に、漏れ燃料Fの受け部1dが構成される余裕部分を残
すことを意味する。The term "close to one end 1a" means that when the through hole 2 of the leaking fuel guide 1 is adapted to the fuel inlet 4a of the fuel tank 4, the fuel inlet 4a and the one end This means that there is a space left between the rib 3 formed on the peripheral edge of the portion 1a and the receiving portion 1d for the leaked fuel F.
【0016】そして、前記漏れ燃料ガイド1の前記透孔
2が、前記燃料タンク4の前記燃料注入口4aに適合さ
せられ、前記他端部1bの前記リブ無し開放部1cが前
記燃料タンク4の前記エンジン部等Eとは反対の側面4
cの外形に適合させられ、前記漏れ燃料ガイド1の位置
ずれが防止される。The through hole 2 of the leaking fuel guide 1 is adapted to the fuel inlet 4a of the fuel tank 4, and the ribless opening 1c of the other end 1b is connected to the fuel tank 4. Side 4 opposite to engine section E
It is adapted to the outer shape of c, and the displacement of the leaking fuel guide 1 is prevented.
【0017】その結果、前記燃料タンク4の前記燃料注
入口4aから漏れた燃料Fは、前記リブ3内を通って前
記リブ無し開放部1cから直接地面側等へ排出され、前
記エンジン部等E側に至ることがなく、作業者の安全等
が確保される。As a result, the fuel F leaked from the fuel inlet 4a of the fuel tank 4 passes through the inside of the rib 3 and is discharged directly to the ground side or the like from the ribless opening 1c, and the engine or the like E Side, and the worker's safety is ensured.
【0018】前記実施形態の漏れ燃料ガイド1は、全体
をゴム等の柔軟材で構成することが望ましい。その結
果、前記燃料タンク4の前記燃料注入口4a及び前記反
対側面4c等に容易になじみ、取り付けも容易である。It is desirable that the entirety of the leak fuel guide 1 of the above embodiment is made of a flexible material such as rubber. As a result, it fits easily into the fuel inlet 4a and the opposite side surface 4c of the fuel tank 4 and is easily installed.
【0019】特に、前記燃料タンク4の前記燃料注入口
4aの外周に雄ねじ部4dが形成されていても、前記透
孔2部分を少し引き伸ばし気味にするなどして該透孔2
を前記燃料注入口4aに適合させることができるととも
に、適合後にも、該燃料注入口4aと前記透孔2間に隙
間が生じないように構成することができる。In particular, even if an external thread 4d is formed on the outer periphery of the fuel inlet 4a of the fuel tank 4, the through-hole 2 is slightly stretched to make the through-hole 2 slightly.
Can be adapted to the fuel inlet 4a, and after the adaptation, no gap can be formed between the fuel inlet 4a and the through hole 2.
【0020】したがって、漏れ燃料Fが燃料タンク4の
燃料注入口4a部と漏れ燃料ガイド1の透孔2部の間か
ら、燃料タンク4の外周面に浸出することを完全に防止
することができ、漏れ燃料のガイド効果が高められる。Therefore, it is possible to completely prevent the leaking fuel F from leaching into the outer peripheral surface of the fuel tank 4 from between the fuel inlet 4a of the fuel tank 4 and the through hole 2 of the leaking fuel guide 1. Thus, the effect of guiding the leaking fuel is enhanced.
【0021】[0021]
【発明の効果】本発明によれば、漏れ燃料がエンジン部
等に至ることがなく、火災防止及び作業者の安全が確保
されるとともに、漏れ燃料による前記エンジン部等の故
障、損傷等を防止することができる。According to the present invention, the leaked fuel does not reach the engine and the like, and the prevention of fire and the safety of workers are ensured, and the failure and damage of the engine and the like due to the leaked fuel are prevented. can do.
【図1】本発明の一実施形態に係る動力作業機の漏れ燃
料ガイドの取付け部の分解斜視図である。FIG. 1 is an exploded perspective view of a mounting portion of a leaking fuel guide of a power working machine according to an embodiment of the present invention.
【図2】本発明の一実施形態を動力作業機の一例の刈払
機に適用した斜視図である。FIG. 2 is a perspective view in which one embodiment of the present invention is applied to a brush cutter as an example of a power working machine.
【図3】図2の刈払機の燃料補給状態を示す正面図であ
る。FIG. 3 is a front view showing a fuel supply state of the brush cutter of FIG. 2;
1 漏れ燃料ガイド 1a 一端部 1b 他端部 1c リブ無し開放部 2 透孔 3 リブ 4 燃料タンク 4a 燃料注入口 4c 反対側面 E エンジン部等 5 内燃機関本体部 DESCRIPTION OF SYMBOLS 1 Leakage fuel guide 1a One end 1b Other end 1c Opening part without rib 2 Through hole 3 Rib 4 Fuel tank 4a Fuel inlet 4c Opposite side E Engine part etc. 5 Internal combustion engine body part
Claims (2)
(1a)近くに燃料タンク(4)の燃料注入口(4a)
に適合する透孔(2)が設けられ、前記一端部(1a)
の周縁部から両側縁部に略U状のリブ(3)が構成さ
れ、他端部(1b)のリブ無し開放部(1c)が前記燃
料タンク(4)の内燃機関本体部(5)への取付け側と
は反対の側面(4c)の外形に適合させられることを特
徴とする動力作業機等の漏れ燃料ガイド。A fuel injection port (4a) of a fuel tank (4) is provided near one end (1a) thereof.
A through hole (2) conforming to the above is provided,
A substantially U-shaped rib (3) is formed on both sides from the peripheral edge of the fuel tank (4), and the ribless open portion (1c) of the other end (1b) is connected to the internal combustion engine body (5) of the fuel tank (4). A leaking fuel guide for a power working machine or the like, characterized in that it is adapted to the outer shape of the side surface (4c) opposite to the mounting side.
を特徴とする請求項1に記載の動力作業機等の漏れ燃料
ガイド。2. The leakage fuel guide for a power working machine or the like according to claim 1, wherein the whole is made of a flexible material such as rubber.
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP36555297A JPH11180170A (en) | 1997-12-22 | 1997-12-22 | Leaked fuel guide for power working machine |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP36555297A JPH11180170A (en) | 1997-12-22 | 1997-12-22 | Leaked fuel guide for power working machine |
Publications (1)
Publication Number | Publication Date |
---|---|
JPH11180170A true JPH11180170A (en) | 1999-07-06 |
Family
ID=18484544
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP36555297A Pending JPH11180170A (en) | 1997-12-22 | 1997-12-22 | Leaked fuel guide for power working machine |
Country Status (1)
Country | Link |
---|---|
JP (1) | JPH11180170A (en) |
Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
KR100428216B1 (en) * | 2001-06-18 | 2004-04-28 | 현대자동차주식회사 | Fuel tank having moving plate in filler neck |
JP2020179524A (en) * | 2019-04-23 | 2020-11-05 | 株式会社マキタ | Chain saw |
-
1997
- 1997-12-22 JP JP36555297A patent/JPH11180170A/en active Pending
Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
KR100428216B1 (en) * | 2001-06-18 | 2004-04-28 | 현대자동차주식회사 | Fuel tank having moving plate in filler neck |
JP2020179524A (en) * | 2019-04-23 | 2020-11-05 | 株式会社マキタ | Chain saw |
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