FR2533624A1 - INTERNAL COMBUSTION ENGINE WITH REDUCED HEAT SINK DISSIPATOR - Google Patents
INTERNAL COMBUSTION ENGINE WITH REDUCED HEAT SINK DISSIPATOR Download PDFInfo
- Publication number
- FR2533624A1 FR2533624A1 FR8315137A FR8315137A FR2533624A1 FR 2533624 A1 FR2533624 A1 FR 2533624A1 FR 8315137 A FR8315137 A FR 8315137A FR 8315137 A FR8315137 A FR 8315137A FR 2533624 A1 FR2533624 A1 FR 2533624A1
- Authority
- FR
- France
- Prior art keywords
- engine
- internal combustion
- exchanger
- cooling
- combustion 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.)
- Pending
Links
Classifications
-
- 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
- F01P9/00—Cooling having pertinent characteristics not provided for in, or of interest apart from, groups F01P1/00 - F01P7/00
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F01—MACHINES OR ENGINES IN GENERAL; ENGINE PLANTS IN GENERAL; STEAM ENGINES
- F01M—LUBRICATING OF MACHINES OR ENGINES IN GENERAL; LUBRICATING INTERNAL COMBUSTION ENGINES; CRANKCASE VENTILATING
- F01M1/00—Pressure lubrication
- F01M1/02—Pressure lubrication using lubricating pumps
-
- 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
- F01P3/00—Liquid cooling
- F01P3/18—Arrangements or mounting of liquid-to-air heat-exchangers
-
- 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
- F01P5/02—Pumping cooling-air; Arrangements of cooling-air pumps, e.g. fans or blowers
-
- 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
- F01P3/00—Liquid cooling
- F01P2003/006—Liquid cooling the liquid being oil
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Chemical & Material Sciences (AREA)
- Combustion & Propulsion (AREA)
- Physics & Mathematics (AREA)
- Thermal Sciences (AREA)
- Lubrication Of Internal Combustion Engines (AREA)
- Structures Of Non-Positive Displacement Pumps (AREA)
Abstract
L'INVENTION CONCERNE UN MOTEUR A COMBUSTION INTERNE DANS LEQUEL UNE POMPE 23 FOURNIT UN LIQUIDE SOUS PRESSION SOIT AU CIRCUIT DE REFROIDISSEMENT, SOIT AU CIRCUIT DE LUBRIFICATION, LE REFROIDISSEMENT DE CE LIQUIDE ETANT EFFECTUE AU MOYEN D'UN ECHANGEUR 20. SELON L'INVENTION, UNE ROUE A AUBES 17 DU TYPE CENTRIFUGE EST SOLIDAIRE DU VILEBREQUIN 13 DU MOTEUR ET EST CONTENUE DANS UN CARTER 18, LIE AU CORPS MONOBLOC 10 DU MOTEUR, CARTER DANS LEQUEL EST PRATIQUE UN CONVOYEUR 19 DE L'AIR VERS CET ECHANGEUR 20 QUI EST DISPOSE ET SOUTENU SUR L'EXTREMITE SUPERIEURE DU CARTER 18 LUI-MEME A PROXIMITE DE LA CULASSE 11 DU MOTEUR. APPLICATION A LA FABRICATION DE MOTEURS A COMBUSTION INTERNE DE VOLUME REDUIT.THE INVENTION RELATES TO AN INTERNAL COMBUSTION ENGINE IN WHICH A PUMP 23 SUPPLIES A LIQUID UNDER PRESSURE EITHER TO THE COOLING CIRCUIT OR TO THE LUBRICATION CIRCUIT, THE COOLING OF THIS LIQUID BEING CARRIED OUT BY MEANS OF AN EXCHANGER 20. ACCORDING TO THE INVENTION. , A BLADE WHEEL 17 OF THE CENTRIFUGAL TYPE IS SOLIDARITY WITH THE CRANKSHAFT 13 OF THE MOTOR AND IS CONTAINED IN A CASING 18, LINKED TO THE MONOBLOC BODY 10 OF THE MOTOR, IN WHICH A CONVEYOR 19 IS PRACTICAL OF THE AIR TO THIS EXCHANGER 20 WHICH IS ARRANGED AND SUPPORTED ON THE UPPER END OF CRANKCASE 18 ITSELF NEAR THE CYLINDER HEAD 11 OF THE ENGINE. APPLICATION TO THE MANUFACTURING OF LOW VOLUME INTERNAL COMBUSTION ENGINES.
Description
ii
Dans les moteurs à combustion interne, on éli- In internal combustion engines, it is
mine de la chaleur par les parois des chambres d'explosion, mine of heat by the walls of the explosion chambers,
en faisant circuler des fluidesde refroidissement spéciaux. by circulating special cooling fluids.
En général, dans les moteurs à combustion inter- In general, in internal combustion engines
ne, on utilise un liquide spécial, par exemple de l'eau, pour le refroidissement, en l'utilisant pour le transport de la chaleur du moteur à un radiateur fonctionnant comme un no, a special liquid, for example water, is used for cooling, using it to transport the engine heat to a radiator functioning as a
échangeur avec l'air extérieur.exchanger with outside air.
Il a été proposé également d'utiliser comme liquide de refroidissement l'huile de lubrification du moteur elle-même, ce qui offre divers avantages en ce qui concerne It has also been proposed to use the lubricating oil of the engine itself as a coolant, which offers various advantages with respect to
le fonctionnement et la structure du moteur. the operation and structure of the engine.
Cette réalisation implique toutefois la présence de canalisations entre moteur et radiateur et l'installation This embodiment however implies the presence of pipes between the engine and radiator and the installation
de moyens capables de mettre en rotation des rotors de ven- means capable of rotating rotation rotors
tilation de refroidissement forcé.forced cooling ventilation.
Tout ceci augmente l'encombrement, et le poids All this increases clutter, and weight
du moteur est affecté d'une augmentation du volume du cir- the engine is affected by an increase in the volume of the
cuit qui nécessite des quantités de liquide correspondantes. cooked which requires corresponding amounts of liquid.
Le but de la présente invention est principale- The purpose of the present invention is primarily
ment d'éliminer les inconvénients ci-dessus et de créer un moteur qui comprenne, monté sur lui-même, le groupe de eliminate the above drawbacks and create an engine that includes, mounted on itself, the group of
refroidissement pour réaliser un ensemble compact. cooling to achieve a compact assembly.
Dans ce but, on a pensé conformément à la pré- For this purpose, it was thought in accordance with the
sente invention, à réaliser un moteur à combustion interne dans lequel une pompe fournit un liquide sous pression soit invention, to provide an internal combustion engine in which a pump provides a liquid under pressure is
au circuit de refroidissement, soit au circuit de lubrifica- to the cooling circuit, either to the lubrication circuit
tion, le refroidissement de ce liquide étant effectué au moyen d'un échangeur, caractérisé en ce qu'une roue à aubes du type centrifuge est solidaire du vilebrequin du moteur et tion, the cooling of this liquid being effected by means of an exchanger, characterized in that a centrifugal type impeller is secured to the crankshaft of the engine and
est contenue dans un carter, relié au corps monobloc du mo- contained in a housing, connected to the monoblock body of the
teur, carter dans lequel est pratiqué un convoyeur de l'air vers l'échangeur ci-dessus, qui est positionné et soutenu sur l'extrémité supérieure du carter lui-même à proximité a casing in which is practiced an air conveyor to the exchanger above, which is positioned and supported on the upper end of the casing itself in the vicinity
de la culasse du moteur.of the engine cylinder head.
Les caractéristiques structurales et fonction- Structural and functional characteristics
nelles de la présente invention seront mieux comprises par of the present invention will be better understood by
la description ci-après se référant aux dessins schémati- the description below with reference to the schematic drawings
ques annexés dans lesquels: La figure 1 représente un coupe en élévation annexed in which: Figure 1 shows a section in elevation
schématique d'un moteur refroidi par huile auquel sont asso- schematic of an oil-cooled engine which is associated with
ciés un rotor de ventilation et un radiateur selon l'in- a ventilation rotor and a radiator according to the in-
vention. La figure 2 représente une vue schématique en plan de ce moteur, et vention. FIG. 2 represents a schematic plan view of this engine, and
la figure 3 est une vue latérale du moteur sui- FIG. 3 is a side view of the engine
vant la flèche F de la figure 1, sur laquelle est visible the arrow F of Figure 1, on which is visible
la disposition du rotor de ventilation. the arrangement of the ventilation rotor.
En se référant aux dessins, la figure 1 repré- Referring to the drawings, FIG.
sente un moteur comprenant un corps monobloc 10 à conduits rapportés et une culasse 11 Le corps monobloc 10, fermé à sa partie inférieure par un carter 12, supporte un vilebrequin A motor comprising a monobloc body 10 with attached ducts and a cylinder head 11 The monobloc body 10, closed at its lower part by a housing 12, supports a crankshaft
13, dans des coussinets correspondants, portant à son extrémi- 13, in corresponding bearings, carrying at its end
té un volant 14 sur lequel sont fixées des palettes 15. A steering wheel 14 on which pallets 15 are fixed.
Une roue à aubes 17 du type fermé centrifuge est A paddle wheel 17 of the centrifugal closed type is
liée en permanence au volant 14.permanently attached to the steering wheel 14.
Tant le volant 14 que la roue à aubes 17 sont Both the steering wheel 14 and the impeller 17 are
placés dans un carter 18, lié au corps monobloc, qui défi- placed in a housing 18, connected to the one-piece body, which defines
nit une entrée d'air 16 et dont l'extrémité supérieure 19, an air inlet 16 and whose upper end 19,
formant un convoyeur de sortie, soutient un échangeur 20. forming an exit conveyor, supports an exchanger 20.
Par une conduite 21, l'huile de refroidisse- By a pipe 21, the cooling oil
ment arrive à cet échangeur 20, après être passée dans la is coming to this interchange 20, after having passed through
chemise 22 autour du cylindre.shirt 22 around the cylinder.
En effet cette huile, contenue dans le carter 12, est envoyée par une pompe 23 à la conduite 24 d'alimentation du circuit de lubrification et à la conduite 25 d'alimentation du circuit de refroidissement, dans ce dernier après être passée par la soupape 26 de limitation de la pression, qui Indeed this oil, contained in the housing 12, is sent by a pump 23 to the supply line 24 of the lubrication circuit and to the supply line 25 of the cooling circuit, in the latter after passing through the valve 26 of pressure limitation, which
assure le maintien de la pression de lubrification. ensures the maintenance of the lubrication pressure.
Une seconde conduite 27 assure le retour de A second conduct 27 ensures the return of
l'huile refroidie, sortant de l'échangeur 20, dans le car- the cooled oil leaving the exchanger 20 in the cartridge
ter 12 situé au-dessous.ter 12 below.
Les caractéristiques et les constituants du circuit de lubrification et de refroidissement ne sont pas décrits ici de-manière très détaillée, car ils sont The characteristics and constituents of the lubrication and cooling circuit are not described here in great detail because they are
connus en soi dans ce type d 'application. known per se in this type of application.
La pompe 23 prend l'huile dans le carter 12 et en envoie une partie au circuit de lubrification par la The pump 23 takes the oil into the casing 12 and sends a part to the lubrication circuit by the
canalisation 24.pipeline 24.
La partie restante de l'huile fournie par le pompe 23 traverse la soupape de-limitation de la pression 26 et est envoyée par la canalisation 25 à la chemise 22 autour The remaining portion of the oil supplied by the pump 23 passes through the pressure-limiting valve 26 and is passed through line 25 to the jacket 22 around
du cylindre pour effectuer l'évacuation de la chaleur. of the cylinder to carry out the evacuation of heat.
L'huile de refroidissement passe ensuite dans The cooling oil then goes into
la culasse 11 et parvient par la canalisation 21 à s'intro- breech 11 and reaches via line 21 to enter
duire dans l'échangeur 20, avec un courant régulé par des in the exchanger 20, with a current regulated by
moyens connus de régulation de la température. known means for regulating the temperature.
Les aubages 15 et 17 p solidaires du vilebrequin 13, envoient un courant forcé d'air de refroidissement dans The blades 15 and 17 p integral with the crankshaft 13, send a forced stream of cooling air into
l'échangeur 20 par l'intermédiaire du convoyeur 19. the exchanger 20 via the conveyor 19.
L'huile ainsi refroidie sort-de l'échangeur 20 par la canalisation 27 et retourne dans le carter 12 -pour The oil thus cooled out of the exchanger 20 through the pipe 27 and back into the housing 12 -for
être remise en circulation par la pompe. be recirculated by the pump.
Cet exemple de réalisation conforme à l'invent: This embodiment according to the invention:
montre bien que le moteur ainsi obtenu est extrêmement com- shows that the engine thus obtained is extremely com-
pact Ceci est obtenu en disposant directement le rotor de ventilation servant au refroidissement sur le vilebrequin et en plaçant l'échangeur contre la culasse réduisant au minimum l'encombrement et le volume des canalisations du pact This is achieved by directly placing the cooling rotor for cooling on the crankshaft and placing the exchanger against the cylinder head minimizing the bulk and the volume of the pipes of the crankshaft.
circuit de refroidissement.cooling system.
Evidemment, la réalisation décrite est suscep- Obviously, the described realization is likely
tible de nombreuses variantes qui sont cependant équivalent mécaniquement, en particulier pour s'adapter aux diverses many variants which are, however, mechanically equivalent, in particular to adapt to the various
configurations que pourra prendre le même moteur. configurations that can take the same engine.
Claims (2)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
IT2301082U IT8223010V0 (en) | 1982-09-23 | 1982-09-23 | INTERNAL COMBUSTION ENGINE WITH REDUCED OVERALL HEAT DISSIPATOR. |
Publications (1)
Publication Number | Publication Date |
---|---|
FR2533624A1 true FR2533624A1 (en) | 1984-03-30 |
Family
ID=11202843
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
FR8315137A Pending FR2533624A1 (en) | 1982-09-23 | 1983-09-23 | INTERNAL COMBUSTION ENGINE WITH REDUCED HEAT SINK DISSIPATOR |
Country Status (6)
Country | Link |
---|---|
JP (1) | JPS5988214U (en) |
BE (1) | BE897813A (en) |
DE (1) | DE8327406U1 (en) |
FR (1) | FR2533624A1 (en) |
GB (1) | GB2127487A (en) |
IT (1) | IT8223010V0 (en) |
Families Citing this family (10)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
EP0239997B1 (en) * | 1986-04-01 | 1991-08-28 | Mitsubishi Jidosha Kogyo Kabushiki Kaisha | Engine cooling device |
JPH0730692B2 (en) * | 1986-12-30 | 1995-04-10 | 株式会社クボタ | Cylinder head liquid cooling device for sub-chamber engine |
DE3785678T2 (en) * | 1986-09-03 | 1993-10-28 | Kubota Ltd | Air-cooled internal combustion engine. |
EP0289912B1 (en) * | 1987-05-02 | 1991-12-18 | Kubota Limited | Partially liquid-cooling type forcedly air-cooling system for internal combustion engine |
DE4010087A1 (en) * | 1990-03-29 | 1991-10-02 | Kloeckner Humboldt Deutz Ag | INTERNAL COMBUSTION ENGINE |
JP2524876B2 (en) * | 1990-09-14 | 1996-08-14 | 株式会社クボタ | Cylinder head liquid cooling device for sub-chamber engine |
FR2683263A1 (en) * | 1991-10-31 | 1993-05-07 | Smh Management Services Ag | INTERNAL COMBUSTION ENGINE WITH IMPROVED COOLING CIRCUIT. |
EP1284343B1 (en) | 2001-08-17 | 2008-07-30 | Behr GmbH & Co. KG | Cooling system for a motor vehicle and related motor vehicle |
WO2010005347A1 (en) * | 2008-07-11 | 2010-01-14 | Volvo Lastvagnar Ab | Internal combustion engine with a first and second cooling system |
CN114508400B (en) * | 2022-02-14 | 2024-01-16 | 东风汽车集团股份有限公司 | Engine lubrication cooling system, engine and car |
Citations (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
GB158500A (en) * | 1919-11-04 | 1921-02-04 | Edwin Livingston Russell | Improvements in the cooling of internal combustion engines |
US1749683A (en) * | 1926-08-20 | 1930-03-04 | Windhoff Hans | Internal-combustion engine |
DE807730C (en) * | 1949-05-11 | 1951-07-02 | Schweizerische Lokomotiv | Oil cooler arrangement on air-cooled internal combustion engines |
FR2329852A1 (en) * | 1975-11-03 | 1977-05-27 | Brighigna Mario | Single pump lubricant cooled IC engine - has press. relieved supply to bearings with heat exchanger in return line to oil reservoir |
Family Cites Families (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
GB351729A (en) * | 1929-07-04 | 1931-07-02 | Fusion Moteurs | Improvements relating to engines having a radiator surrounded by a jacket for the circulation of cooling air |
GB728347A (en) * | 1952-07-23 | 1955-04-20 | List Hans | Improvements in or relating to an internal-combustion engine |
IT1115349B (en) * | 1977-06-13 | 1986-02-03 | Brighigna Mario | INTERNAL COMBUSTION ENGINE COOLED BY LUBRICATION OIL |
-
1982
- 1982-09-23 IT IT2301082U patent/IT8223010V0/en unknown
-
1983
- 1983-09-22 JP JP14608183U patent/JPS5988214U/en active Pending
- 1983-09-23 GB GB08325585A patent/GB2127487A/en not_active Withdrawn
- 1983-09-23 BE BE0/211570A patent/BE897813A/en not_active IP Right Cessation
- 1983-09-23 DE DE19838327406 patent/DE8327406U1/en not_active Expired
- 1983-09-23 FR FR8315137A patent/FR2533624A1/en active Pending
Patent Citations (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
GB158500A (en) * | 1919-11-04 | 1921-02-04 | Edwin Livingston Russell | Improvements in the cooling of internal combustion engines |
US1749683A (en) * | 1926-08-20 | 1930-03-04 | Windhoff Hans | Internal-combustion engine |
DE807730C (en) * | 1949-05-11 | 1951-07-02 | Schweizerische Lokomotiv | Oil cooler arrangement on air-cooled internal combustion engines |
FR2329852A1 (en) * | 1975-11-03 | 1977-05-27 | Brighigna Mario | Single pump lubricant cooled IC engine - has press. relieved supply to bearings with heat exchanger in return line to oil reservoir |
Also Published As
Publication number | Publication date |
---|---|
IT8223010V0 (en) | 1982-09-23 |
BE897813A (en) | 1984-01-16 |
DE8327406U1 (en) | 1983-12-29 |
JPS5988214U (en) | 1984-06-14 |
GB8325585D0 (en) | 1983-10-26 |
GB2127487A (en) | 1984-04-11 |
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