JPS6234929B2 - - Google Patents
Info
- Publication number
- JPS6234929B2 JPS6234929B2 JP57127144A JP12714482A JPS6234929B2 JP S6234929 B2 JPS6234929 B2 JP S6234929B2 JP 57127144 A JP57127144 A JP 57127144A JP 12714482 A JP12714482 A JP 12714482A JP S6234929 B2 JPS6234929 B2 JP S6234929B2
- Authority
- JP
- Japan
- Prior art keywords
- starting
- pump
- cooling water
- casing
- engine
- 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
Links
Classifications
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F02—COMBUSTION ENGINES; HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
- F02B—INTERNAL-COMBUSTION PISTON ENGINES; COMBUSTION ENGINES IN GENERAL
- F02B67/00—Engines characterised by the arrangement of auxiliary apparatus not being otherwise provided for, e.g. the apparatus having different functions; Driving auxiliary apparatus from engines, not otherwise provided for
- F02B67/04—Engines characterised by the arrangement of auxiliary apparatus not being otherwise provided for, e.g. the apparatus having different functions; Driving auxiliary apparatus from engines, not otherwise provided for of mechanically-driven auxiliary apparatus
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F01—MACHINES OR ENGINES IN GENERAL; ENGINE PLANTS IN GENERAL; STEAM ENGINES
- F01P—COOLING OF MACHINES OR ENGINES IN GENERAL; COOLING OF INTERNAL-COMBUSTION ENGINES
- F01P5/00—Pumping cooling-air or liquid coolants
- F01P5/10—Pumping liquid coolant; Arrangements of coolant pumps
- F01P5/12—Pump-driving arrangements
Landscapes
- Engineering & Computer Science (AREA)
- Chemical & Material Sciences (AREA)
- Combustion & Propulsion (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Lubrication Of Internal Combustion Engines (AREA)
Description
【発明の詳細な説明】
本発明は主として横置型手始動エンジンの液体
循環ポンプに関する。DETAILED DESCRIPTION OF THE INVENTION The present invention relates primarily to a liquid circulation pump for a horizontal hand-start engine.
一般に上記手始動エンジンの始動軸は、エンジ
ン始動に用いられた後は、特に何かの役目を果た
すことなく、単に回転しているだけである。 In general, the starting shaft of the above-mentioned manually started engine simply rotates without playing any particular role after being used to start the engine.
本発明は始動軸をポンプ軸として利用すること
により、特別なポンプ軸を備えることなく、経済
的でかつ配置スペースをあまり必要としない液体
循環ポンプ、特に冷却水ポンプを提供しようとす
るものである。以下実施例図面に基づいて本発明
を説明する。 The present invention aims to provide a liquid circulation pump, especially a cooling water pump, which is economical and does not require much installation space without the need for a special pump shaft by utilizing the starting shaft as the pump shaft. . The present invention will be explained below based on the drawings.
第１図は横置型手始動デイーゼルエンジンの斜
視図であり、この第１図において、１はシリンダ
ブロツク等のエンジン本体、２はシリンダヘツ
ド、３は本体側蓋であり、本体１の上側には燃料
タンク４及びラジエータ５等が配置されている。
７は一部切り欠いて示す防護カバーである。始動
軸６は本体１内から側蓋３部分を通過して水平に
外方へ延び出しており、上記始動軸６を利用して
冷却水ポンプ（液体循環ポンプ）８が、例えば第
２図に示すように構成されている。 FIG. 1 is a perspective view of a horizontally placed hand-start diesel engine. In this FIG. A fuel tank 4, a radiator 5, etc. are arranged.
7 is a protective cover shown partially cut away. The starting shaft 6 passes through the side cover 3 from inside the main body 1 and extends outward horizontally.Using the starting shaft 6, a cooling water pump (liquid circulation pump) 8 is operated, for example, as shown in FIG. It is configured as shown.
第１図の―断面拡大部分図である第２図に
おいて、ポンプ８はケーシング１０、ポンプ蓋１
１、インペラ１２及び前記始動軸６等よりなつて
いる。インペラ１２を収納するケーシング１０
は、側蓋３と一体に形成されると共に始動軸支持
筒部１３を一体に備え、上方に延びる吐出部１０
ａはパイプ１８を介してラジエータ５（第１図）
に接続されている。ポンプ蓋１１は側蓋３のギヤ
室１９側の面に固着され、ポンプ蓋１１の内周面
には軸受２０が嵌着され、軸受２０と筒部１３の
内周面により、始動軸６が回転自在に支承されて
いる。始動軸６のギヤ室内端部には始動ギヤ１７
が固着され、反ギヤ室側端部６ａには始動ハンド
ル係止用のピン１８が固着されている。ピン１８
は始動軸６と直角な貫通孔２１に圧入固着されて
いる。始動ギヤ１７は伝動ギヤ（図示せず）を介
してカム軸（又はクランク軸）に連動連結されて
おり、エンジン運転中は始動軸６を常時回転する
ようになつている。２３は始動ハンドルである。 In FIG. 2, which is an enlarged cross-sectional partial view of FIG.
1, an impeller 12, the starting shaft 6, etc. Casing 10 housing impeller 12
is formed integrally with the side cover 3, is integrally provided with a starting shaft support cylinder part 13, and has a discharge part 10 extending upward.
a is connected to the radiator 5 (Fig. 1) via the pipe 18.
It is connected to the. The pump lid 11 is fixed to the surface of the side lid 3 on the gear chamber 19 side, and a bearing 20 is fitted to the inner peripheral surface of the pump lid 11. It is rotatably supported. A starting gear 17 is located at the end of the gear chamber of the starting shaft 6.
A pin 18 for locking the starting handle is fixed to the end 6a on the side opposite to the gear chamber. pin 18
is press-fitted into a through hole 21 perpendicular to the starting shaft 6. The starting gear 17 is operatively connected to a camshaft (or crankshaft) via a transmission gear (not shown), so that the starting shaft 6 is constantly rotated during engine operation. 23 is a starting handle.
始動軸６のケーシング１０内部分には筒型のイ
ンペラホルダ２４が固着されており、このホルダ
２４の外周側に前記インペラ１２が固着されてい
る。ホルダ２４の軸方向両側には、始動軸６の外
周面と、ポンプ蓋１１及びケーシング１０との間
をシールするメカニカルシール２５，２６が装着
されている。 A cylindrical impeller holder 24 is fixed to the inside of the casing 10 of the starting shaft 6, and the impeller 12 is fixed to the outer peripheral side of this holder 24. Mechanical seals 25 and 26 are mounted on both sides of the holder 24 in the axial direction to seal between the outer peripheral surface of the starting shaft 6 and the pump lid 11 and casing 10.
冷却水ポンプ８の下端吸入部（図示せず）はパ
イプ２７及び第１図に示すパイプ２８を介して、
シリンダヘツド２の受熱後冷却水出口部に接続さ
れている。 The lower end suction part (not shown) of the cooling water pump 8 is connected to the pipe 27 and the pipe 28 shown in FIG.
It is connected to the cooling water outlet section of the cylinder head 2 after receiving heat.
始動ハンドル２３によるエンジン始動後、始動
軸６は常時回転しているので、インペラ１２も回
転作動し、受熱後の冷却水をシリンダヘツド２部
分から吸引すると共にラジエータ５へ強制的に送
り込む。 After the engine is started by the starting handle 23, the starting shaft 6 is constantly rotating, so the impeller 12 also rotates, sucking the cooling water after receiving heat from the cylinder head 2 and forcibly feeding it to the radiator 5.
以上説明したように本発明は、始動ハンドル２
３が着脱される常時回転始動軸６の途中部分にイ
ンペラ（ポンプ用回転体）１２を固着すると共
に、インペラ１２を収納するポンプケーシング１
０を配置して液体循環ポンプ、例えば冷却水ポン
プ８を形成しているので、特別のポンプ軸や特別
のポンプ用伝動機構を設けることなく冷却水ポン
プ８を備えることができ、従つて部品点数が少な
くて済むと共にコストが安くつく。しかも始動軸
６の配置スペースをポンプ８の配置スペースの一
部として兼用することになるため、新たなポンプ
配置用スペースをあまり必要とせず、エンジンが
コンパクトになる。 As explained above, the present invention has a starting handle 2.
An impeller (rotating body for a pump) 12 is fixed to the middle part of a constantly rotating starting shaft 6 to which the pump 3 is attached and detached, and the pump casing 1 houses the impeller 12.
0 to form a liquid circulation pump, for example, the cooling water pump 8, the cooling water pump 8 can be provided without providing a special pump shaft or a special pump transmission mechanism, and the number of parts can be reduced. This reduces the cost and reduces the cost. Moreover, since the space for arranging the starting shaft 6 is also used as part of the space for arranging the pump 8, much new space for arranging the pump is not required, and the engine becomes compact.
(A) 始動軸６に従来より取り付けられている始動
ギヤ１７とは別に冷却水用インペラ１２を固着
するようにしているので、始動ギヤ１７の直径
等を変更することなく、インペラの直径を任意
に変更でき、所望の吐出容量及び吐出圧力の冷
却水ポンプ８を簡単に備えることができる。(A) Since the cooling water impeller 12 is fixed separately from the starting gear 17 conventionally attached to the starting shaft 6, the diameter of the impeller can be adjusted as desired without changing the diameter of the starting gear 17. It is possible to easily provide a cooling water pump 8 having a desired discharge capacity and discharge pressure.
即ちれ冷却水ポンプの容量等の設計の自由度
が大きく、エンジンに合つた容量等の冷却水ポ
ンプを簡単に提供できる。 That is, there is a large degree of freedom in designing the capacity of the cooling water pump, and a cooling water pump with a capacity suitable for the engine can be easily provided.
(B) 始動ギヤ１７とは別のインペラ１２を始動軸
６に固着して冷却水ポンプ８を構成し、始動ギ
ヤ１７自体をポンプケーシング１０内から隔離
しているので、ポンプ８内の水により、始動ギ
ヤ１７自体が錆たりする心配はない。(B) The cooling water pump 8 is constructed by fixing an impeller 12 separate from the starting gear 17 to the starting shaft 6, and the starting gear 17 itself is isolated from the inside of the pump casing 10. There is no need to worry about the starting gear 17 itself rusting.
(C) 横置き型手始動エンジンの冷却水ポンプとし
て採用して強制循環方式としているので、従来
の冷却水の温度差を利用した自然循環方式に比
べてエンジン冷却性能が大幅に向上する。(C) Since it is used as a cooling water pump for a horizontally mounted hand-start engine and uses a forced circulation system, engine cooling performance is greatly improved compared to the conventional natural circulation system that uses the temperature difference of the cooling water.
第１図は本発明によるポンプを備えた横置型デ
イーゼルエンジンの全体斜視図、第２図は第１図
の―断面拡大部分図である。６…始動軸、８
…冷却水ポンプ（液体循環ポンプの一例）、１０
…ポンプケーシング、１２…インペラ（回転
体）。
FIG. 1 is an overall perspective view of a transverse diesel engine equipped with a pump according to the present invention, and FIG. 2 is an enlarged partial cross-sectional view of FIG. 1. 6...Starting shaft, 8
...Cooling water pump (an example of a liquid circulation pump), 10
...Pump casing, 12... Impeller (rotating body).
Claims (1)
ング１０を一体に形成し、該ケーシング１０のエ
ンジン本体内側にポンプ蓋１１を着脱自在に固定
し、始動ハンドル２が着脱される始動軸６を、上
記ケーシング３及びポンプ蓋１１に回転自在に支
持し、始動軸６のエンジン本体内突出端部に始動
ギヤ１７を固着し、該始動ギヤ１７を伝動ギヤを
介してカム軸あるいはクランク軸に連動連結して
常時回転始動軸とし、ケーシング１０内の始動軸
部分に冷却水用インペラ１２を固着していること
を特徴とする手始動エンジンの液体循環ポンプ。1. A cooling water pump casing 10 is integrally formed with the engine body side lid 3, a pump lid 11 is detachably fixed to the inside of the engine body of the casing 10, and the starting shaft 6 to which the starting handle 2 is attached and detached is attached to the engine body side lid 3 as described above. It is rotatably supported by the casing 3 and the pump lid 11, a starting gear 17 is fixed to the protruding end of the starting shaft 6 inside the engine body, and the starting gear 17 is interlocked and connected to a camshaft or a crankshaft via a transmission gear. A liquid circulation pump for a hand-start engine, characterized in that the engine has a constantly rotating starting shaft, and a cooling water impeller 12 is fixed to the starting shaft inside a casing 10.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP12714482A JPS5918236A (en) | 1982-07-20 | 1982-07-20 | Liquid circulating pump for manually starting engine |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP12714482A JPS5918236A (en) | 1982-07-20 | 1982-07-20 | Liquid circulating pump for manually starting engine |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPS5918236A JPS5918236A (en) | 1984-01-30 |
| JPS6234929B2 true JPS6234929B2 (en) | 1987-07-29 |
Family
ID=14952701
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP12714482A Granted JPS5918236A (en) | 1982-07-20 | 1982-07-20 | Liquid circulating pump for manually starting engine |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS5918236A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2020075988A1 (en) * | 2018-10-10 | 2020-04-16 | 주식회사 엘지화학 | Battery module utilizing space-saving icb assembly |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101984236B (en) * | 2010-11-10 | 2011-12-21 | 东风朝阳柴油机有限责任公司 | Gear chamber system integrated with water pump |
Family Cites Families (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS5939129Y2 (en) * | 1979-04-11 | 1984-10-31 | 三菱自動車工業株式会社 | Internal combustion engine oil pump device |
-
1982
- 1982-07-20 JP JP12714482A patent/JPS5918236A/en active Granted
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2020075988A1 (en) * | 2018-10-10 | 2020-04-16 | 주식회사 엘지화학 | Battery module utilizing space-saving icb assembly |
| KR20200040619A (en) * | 2018-10-10 | 2020-04-20 | 주식회사 엘지화학 | Battery Module with ICB assembly in a space-saving sturcture |
Also Published As
| Publication number | Publication date |
|---|---|
| JPS5918236A (en) | 1984-01-30 |
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