JPS6229982B2 - - Google Patents
Info
- Publication number
- JPS6229982B2 JPS6229982B2 JP56173224A JP17322481A JPS6229982B2 JP S6229982 B2 JPS6229982 B2 JP S6229982B2 JP 56173224 A JP56173224 A JP 56173224A JP 17322481 A JP17322481 A JP 17322481A JP S6229982 B2 JPS6229982 B2 JP S6229982B2
- Authority
- JP
- Japan
- Prior art keywords
- retarder
- pipe
- engine
- cooling
- magnetic
- 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
- 238000001816 cooling Methods 0.000 claims description 20
- 239000010687 lubricating oil Substances 0.000 claims description 9
- 230000005284 excitation Effects 0.000 claims description 8
- 230000005540 biological transmission Effects 0.000 claims description 5
- 239000002826 coolant Substances 0.000 claims description 4
- 239000003921 oil Substances 0.000 description 17
- XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical group [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 description 11
- 238000010586 diagram Methods 0.000 description 2
- 238000004804 winding Methods 0.000 description 2
- 238000006243 chemical reaction Methods 0.000 description 1
- 230000007423 decrease Effects 0.000 description 1
- 238000006073 displacement reaction Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000010292 electrical insulation Methods 0.000 description 1
- 239000000446 fuel Substances 0.000 description 1
- 230000002093 peripheral effect Effects 0.000 description 1
Classifications
-
- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02K—DYNAMO-ELECTRIC MACHINES
- H02K49/00—Dynamo-electric clutches; Dynamo-electric brakes
- H02K49/02—Dynamo-electric clutches; Dynamo-electric brakes of the asynchronous induction type
Landscapes
- Engineering & Computer Science (AREA)
- Power Engineering (AREA)
- Motor Or Generator Cooling System (AREA)
- Dynamo-Electric Clutches, Dynamo-Electric Brakes (AREA)
Description
【発明の詳細な説明】
本発明は、車両の減速ブレーキである電磁式リ
ターダの冷却装置に関する。DETAILED DESCRIPTION OF THE INVENTION The present invention relates to a cooling device for an electromagnetic retarder, which is a deceleration brake for a vehicle.
本出願人は、車両の減速ブレーキとして新たな
電磁式リターダを発明し、本出願と同時に提出す
る特許願により出願した。 The present applicant has invented a new electromagnetic retarder as a vehicle deceleration brake, and has filed a patent application filed at the same time as this application.
この電磁式リターダは、エンジンと変速機との
間のクランク軸に軸着されるフライホイールをリ
ターダ回転子とし、このフライホイールのハウジ
ングにフライホイールを励磁する界磁として、励
磁コイルと短絡環とを含むリターダユニツトを固
着したものであつて、エンジンが小型軽量化して
総排気量が減少しても、従来のエンジンブレーキ
と同様に変速機のギヤ比に相応した制動力が得ら
れ、かつ特別のプロペラシヤフトを必要とせず、
軽量で制御の容易な優れたリターダである。 This electromagnetic retarder uses a flywheel mounted on the crankshaft between the engine and the transmission as the retarder rotor, and the flywheel housing has an excitation coil and a short-circuit ring as the field that excites the flywheel. Even if the engine becomes smaller and lighter and its total displacement decreases, it still provides a braking force commensurate with the gear ratio of the transmission, just like a conventional engine brake, and has a special retarder unit. does not require a propeller shaft,
It is an excellent retarder that is lightweight and easy to control.
従来の電磁式リターダの冷却装置は、励磁コイ
ルが巻装された磁性の円板をこのコイルで作られ
た磁場のなかで回転させたときに、この円板に発
生する渦電流によるオーム熱を円板の鉄部分やロ
ータのフインなどにより冷却するように構成され
ていた。すなわちこの冷却装置は回転体である円
板を空冷により冷却するものであるため、発熱部
を含めた回転体全体を冷却しなければならず、冷
却能力を向上させるには、鉄部分やロータのフイ
ンなどを大型化する必要があつた。 Conventional electromagnetic retarder cooling devices eliminate ohmic heat due to eddy currents generated in a magnetic disk around which an excitation coil is wound when it is rotated in a magnetic field created by this coil. It was designed to be cooled by the iron part of the disk and the fins of the rotor. In other words, since this cooling device cools the rotating disc by air cooling, the entire rotating body including the heat generating part must be cooled.In order to improve the cooling capacity, the iron parts and rotor It was necessary to increase the size of the fins, etc.
本発明は、上記従来の電磁式リターダの冷却装
置の欠点を解消するもので、新規な電磁式リター
ダにおいて、発熱部自体を直接冷却することがで
き、エンジンと共通の油冷による冷却方法を採る
ことができ、しかも小型で冷却能力の高い冷却装
置を提供することを目的とする。 The present invention solves the drawbacks of the conventional electromagnetic retarder cooling device described above.In the new electromagnetic retarder, the heat generating part itself can be directly cooled, and the cooling method using oil cooling is used, which is common to the engine. The purpose of the present invention is to provide a cooling device that is small in size and has a high cooling capacity.
本発明は、フライホイールハウジングに固着さ
れたリターダユニツトの短絡環が環状のパイプに
より形成され、このパイプの中に上記エンジンの
潤滑油を循環させる手段を備えたことを特徴とす
る。 The present invention is characterized in that the short-circuit ring of the retarder unit fixed to the flywheel housing is formed by an annular pipe, and a means for circulating the lubricating oil of the engine is provided in this pipe.
以下本発明の実施例を図面に基づいて詳しく説
明する。 Embodiments of the present invention will be described in detail below based on the drawings.
第１図は本発明実施例の冷却装置の構成図であ
る。第１図において、エンジン１と変速機２との
間のクランク軸３には、磁性のフライホイール５
が軸着されている。このフライホイール５の外周
面には複数個の磁性テイース６が形成されてい
る。このフライホイール５のハウジング７の上部
および下部には、リターダユニツト９が取付けら
れている。このフライホイール５はリターダ回転
子として作用し、リターダユニツト９はこのフラ
イホイール５の磁性テイース６を励磁する界磁と
して作用する。 FIG. 1 is a block diagram of a cooling device according to an embodiment of the present invention. In FIG. 1, a magnetic flywheel 5 is mounted on a crankshaft 3 between an engine 1 and a transmission 2.
is attached to the shaft. A plurality of magnetic teeth 6 are formed on the outer peripheral surface of the flywheel 5. A retarder unit 9 is attached to the upper and lower parts of the housing 7 of the flywheel 5. This flywheel 5 acts as a retarder rotor, and the retarder unit 9 acts as a field that excites the magnetic teeth 6 of this flywheel 5.
第２図はこのリターダユニツト９の拡大外観斜
視図である。第２図において、リターダユニツト
９は、磁性の角柱状の鉄心１０と、この鉄心１０
の胴部に嵌着され励磁コイル１１が巻回されたコ
イル巻枠１３と、鉄心１０の先端に嵌着する短絡
環１４とを備える。この鉄心１０の先端は、磁性
テイース６に近接して設けられ、鉄心１０が磁性
テイース６と対向するときに励磁コイル１１に電
流が与えられると、対向する磁性テイース６が励
磁され磁化する。 FIG. 2 is an enlarged perspective view of the retarder unit 9. In FIG. 2, the retarder unit 9 includes a magnetic prismatic core 10 and a magnetic prismatic core 10.
The coil winding frame 13 is fitted onto the body of the iron core 10 and around which the excitation coil 11 is wound, and the short-circuit ring 14 is fitted onto the tip of the iron core 10. The tip of the iron core 10 is provided close to the magnetic teeth 6, and when a current is applied to the excitation coil 11 when the iron core 10 faces the magnetic teeth 6, the opposing magnetic teeth 6 are excited and magnetized.
この鉄心１０の基端には、４個のボルト穴が穿
設され、鉄心１０は４本の磁性のボルト１５によ
りハウジング７に螺着される。また短絡環１４
は、中空の導電パイプ１６と、この導電パイプ１
６に連通しこの導電パイプ１６内に後述する冷却
媒体を循環させるための流入パイプ１８および流
出パイプ１９とを備える。またハウジング７の表
面には、励磁コイル１１の電気端子２１，２２が
設けられている。 Four bolt holes are drilled at the base end of the iron core 10, and the iron core 10 is screwed onto the housing 7 with four magnetic bolts 15. Also, short circuit ring 14
is a hollow conductive pipe 16 and this conductive pipe 1
6 and are provided with an inflow pipe 18 and an outflow pipe 19 for circulating a cooling medium, which will be described later, within the conductive pipe 16. Further, on the surface of the housing 7, electric terminals 21 and 22 of the excitation coil 11 are provided.
第１図に戻つて、エンジン１の下部にはオイル
パン２３が設けられ、このオイルパン２３内に
は、潤滑油２５が貯えられている。またこのオイ
ルパン２３内にはストレーナ２６が配置され、パ
イプ２７を介して油ポンプ２９に接続される。こ
の油ポンプ２９はオイルクーラ３０を介して油フ
イルタ３１に接続される。この油フイルタ３１は
クランクケース内に鋳込まれたメインギヤラリ３
３に接続される。 Returning to FIG. 1, an oil pan 23 is provided at the bottom of the engine 1, and lubricating oil 25 is stored in the oil pan 23. Further, a strainer 26 is disposed within the oil pan 23 and is connected to an oil pump 29 via a pipe 27. This oil pump 29 is connected to an oil filter 31 via an oil cooler 30. This oil filter 31 is connected to the main gear rally 3 cast into the crankcase.
Connected to 3.
本発明の特徴ある構成は、上記メインギヤラリ
３３からリターダ冷却パイプ３４が配管され、こ
のパイプ３４に前記リターダユニツト９の流入パ
イプ１８が接続され、さらにリターダユニツト９
の流出パイプ１９が戻りパイプ３５を介して上記
オイルパン２３内に配管されることにある。 A characteristic configuration of the present invention is that a retarder cooling pipe 34 is piped from the main gear gallery 33, the inflow pipe 18 of the retarder unit 9 is connected to this pipe 34, and the retarder unit 9 is further connected to the inflow pipe 18 of the retarder unit 9.
The outflow pipe 19 is piped into the oil pan 23 via the return pipe 35.
このような構成で、リターダユニツト９の励磁
コイル１１に電気端子２１および２２を介して電
流が与えられると、鉄心１０に磁力線が発生す
る。このときフライホイール５が回転して磁性テ
イース６が移動していれば、鉄心１０の磁力線は
変化して電流が発生し、この電流が短絡環１４の
導電パイプ１６を循環して機械エネルギを熱エネ
ルギに変換する。 With this configuration, when a current is applied to the excitation coil 11 of the retarder unit 9 via the electric terminals 21 and 22, magnetic lines of force are generated in the iron core 10. At this time, if the flywheel 5 is rotating and the magnetic teeth 6 are moving, the lines of magnetic force in the iron core 10 will change and a current will be generated, which will circulate through the conductive pipe 16 of the short circuit ring 14 and convert mechanical energy into heat. Convert into energy.
このため導電パイプ１６は発熱するが、リター
ダ冷却パイプ３４を通つて流入パイプ１８から送
込まれてくるエンジン１の冷却媒体である潤滑油
２５によつて、この導電パイプ１６は冷却され
る。冷却に用いられた潤滑油２５は流出パイプ１
９および戻りパイプ３５を通つてオイルパン２３
内に戻される。 For this reason, the conductive pipe 16 generates heat, but the conductive pipe 16 is cooled by the lubricating oil 25, which is a cooling medium for the engine 1, and is fed from the inflow pipe 18 through the retarder cooling pipe 34. The lubricating oil 25 used for cooling is discharged from the outflow pipe 1
9 and the oil pan 23 through the return pipe 35.
returned inside.
この潤滑油２５の温度は、広く知られたオイル
クーラ３０により所定の温度以下に調整されるた
め、導電パイプ１６を冷却する能力の高いリター
ダが得られる。 Since the temperature of this lubricating oil 25 is adjusted to a predetermined temperature or lower by a widely known oil cooler 30, a retarder with a high ability to cool the conductive pipe 16 can be obtained.
上記リターダユニツト９およびリターダ回転子
であるフライホイール５により構成されたリター
ダが作動するときは、車両を減速する状態であつ
てエンジン１が通常は燃料の噴射されない状態で
あるので、潤滑油２５は、エンジン１とリターダ
との作動により同時に昇温されることはない。 When the retarder constituted by the retarder unit 9 and the flywheel 5 which is a retarder rotor operates, the vehicle is being decelerated and the engine 1 is normally in a state in which no fuel is injected, so the lubricating oil 25 is , the temperature is not raised simultaneously by the operation of the engine 1 and the retarder.
なおリターダ冷却パイプ３４の途中に電磁弁を
設け、この電磁弁をリターダを動作させるときに
限つて開放するように構成してもよい。 Note that a solenoid valve may be provided in the middle of the retarder cooling pipe 34, and the solenoid valve may be configured to be opened only when the retarder is operated.
以上述べたように、本発明によれば、リターダ
の発熱部であるリターダユニツトの短絡環内にエ
ンジンの潤滑油を循環させるように構成すること
により、リターダ専用の冷却器を特別に設ける必
要がなく、発熱部自体を直接冷却できるため冷却
効果が高く、小型で冷却性能の優れた装置が得ら
れる。 As described above, according to the present invention, by configuring the engine lubricating oil to circulate within the short-circuit ring of the retarder unit, which is the heat generating part of the retarder, there is no need to provide a special cooler exclusively for the retarder. Since the heat generating part itself can be directly cooled, the cooling effect is high, and a compact device with excellent cooling performance can be obtained.
これにより、機械エネルギが非常に高くても、
冷却媒体として油を用いるので、短絡環に対する
電気絶縁性が高く、リターダユニツトを複数個設
ける場合であつても、リターダユニツトが相互に
影響し合うことなく、熱エネルギへの変換が円滑
に行われ、制動力の高いリターダが得られる。 This allows even very high mechanical energies to
Since oil is used as the cooling medium, the electrical insulation against the shorted ring is high, and even when multiple retarder units are installed, the retarder units do not affect each other and the conversion to heat energy is performed smoothly. , a retarder with high braking force can be obtained.
第１図は本発明実施例の冷却装置の構成図。第
２図は同じくリターダユニツトの拡大外観斜視
図。
１…エンジン、２…変速機、３…クランク軸、
５…フライホイール、６…磁性テイース、７…ハ
ウジング、９…リターダユニツト、１０…鉄心、
１１…励磁コイル、１３…コイル巻枠、１４…短
絡環、１５…ボルト、１６…導電パイプ、１８…
流入パイプ、１９…流出パイプ、２１，２２…電
気端子、２３…オイルパン、２５…潤滑油、２６
…ストレーナ、２７…パイプ、２９…油ポンプ、
３０…オイルクーラ、３１…油フイルタ、３３…
メインギヤラリ、３４…リターダ冷却パイプ、３
５…戻りパイプ。
FIG. 1 is a configuration diagram of a cooling device according to an embodiment of the present invention. FIG. 2 is an enlarged external perspective view of the retarder unit. 1...Engine, 2...Transmission, 3...Crankshaft,
5... Flywheel, 6... Magnetic teeth, 7... Housing, 9... Retarder unit, 10... Iron core,
DESCRIPTION OF SYMBOLS 11... Excitation coil, 13... Coil winding frame, 14... Short circuit ring, 15... Volt, 16... Conductive pipe, 18...
Inflow pipe, 19...Outflow pipe, 21, 22...Electric terminal, 23...Oil pan, 25...Lubricating oil, 26
...Strainer, 27...Pipe, 29...Oil pump,
30...Oil cooler, 31...Oil filter, 33...
Main gear rally, 34... Retarder cooling pipe, 3
5...Return pipe.
Claims (1)
表面にテイースが形成された磁性のリターダ回転
子が軸着され、 基端がフライホイールのハウジングに固着され
先端が上記テイースに近接して設けられ胴部に第
一のコイルが巻回された磁性体を界磁として備
え、 上記第一のコイルに可変の励磁電流を与える制
御手段を含む電源手段と、 上記磁性体の先端近傍に巻回された第二のコイ
ルと を備え、 この第二のコイルはすくなくともその一部は冷
却媒体が循環する中空のパイプにより形成された
短絡環である リターダにおいて、 上記パイプの中に上記エンジンの潤滑油を循環
させる手段を 備えたことを特徴とするリターダの冷却装置。[Claims] 1. A magnetic retarder rotor with teeth formed on its surface is rotatably mounted on the crankshaft between the engine and the transmission, the base end is fixed to the housing of the flywheel, and the tip is attached to the teeth. a power source means comprising a magnetic body provided in close proximity to the body and having a first coil wound around the body as a field, and including a control means for applying a variable excitation current to the first coil; a second coil wound near the tip of the retarder, the second coil being a short-circuit ring formed by a hollow pipe in which at least a portion of the cooling medium circulates; A retarder cooling device characterized by comprising means for circulating lubricating oil for the engine.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP17322481A JPS5875463A (en) | 1981-10-28 | 1981-10-28 | Cooling device for retarder |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP17322481A JPS5875463A (en) | 1981-10-28 | 1981-10-28 | Cooling device for retarder |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPS5875463A JPS5875463A (en) | 1983-05-07 |
| JPS6229982B2 true JPS6229982B2 (en) | 1987-06-30 |
Family
ID=15956432
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP17322481A Granted JPS5875463A (en) | 1981-10-28 | 1981-10-28 | Cooling device for retarder |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS5875463A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH03246136A (en) * | 1990-02-26 | 1991-11-01 | Akira Fujiwara | Shock resisting bumper for automobile and vehicle |
Families Citing this family (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4916311A (en) * | 1987-03-12 | 1990-04-10 | Mitsubishi Denki Kabushiki Kaisha | Ion beaming irradiating apparatus including ion neutralizer |
| KR20040021049A (en) * | 2002-09-02 | 2004-03-10 | 현대자동차주식회사 | Water pump combined retarder system |
Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS4416887Y1 (en) * | 1966-10-01 | 1969-07-22 |
-
1981
- 1981-10-28 JP JP17322481A patent/JPS5875463A/en active Granted
Patent Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS4416887Y1 (en) * | 1966-10-01 | 1969-07-22 |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH03246136A (en) * | 1990-02-26 | 1991-11-01 | Akira Fujiwara | Shock resisting bumper for automobile and vehicle |
Also Published As
| Publication number | Publication date |
|---|---|
| JPS5875463A (en) | 1983-05-07 |
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