TH49458B - Power unit cooling device - Google Patents

Abstract

DC60 (01/04/58) to provide power pack cooling device which can inhibit device protrusion. Engine oil cooling The power unit cooling device includes a 105 oil cooler cooler with 108 engine oil passages, in which engine oil is supplied to 20 engines that form the power pack. Will flow through that channel through it And a cooling section (109), which allows the engine oil to flow through the compartment Passage of 108 engine oil cooler and 105 engine oil cooler section, which has been formed into The plate shape protrudes in the axial direction of the L1 cylinder and is aligned on the side of the 22A cylinder block, revised 1/04/58 to provide a power unit cooling device which can inhibit the protrusion of the equipment Engine oil cooling The power unit cooler consists of an oil cooler 105 with a pass Engine oil 108 in which engine oil is supplied to 20 engines that are created as a power unit. Will flow through that channel through it And a coolant mechanism (109), which allows engine oil to flow through the Passage with 108 engine oil cooler and 105 engine oil cooler, which has been formed to The plate shape is protruding in the axial direction of the high cylinder L1 and is aligned on the side of the cylinder block 22A. ------------------------------------------------ To arrange Provide power pack cooling device which can inhibit device protrusion. Engine oil cooling The power unit cooler consists of an oil cooler 105 with a pass Engine oil 108 in which engine oil is supplied to 20 engines that are created as a power unit. Will flow through that channel through it And a coolant mechanism (109), which allows engine oil to flow through the Passage with 108 engine oil cooler and 105 engine oil cooler, which has been formed to The plate shape protrudes in the axial direction of the high cylinder L1 and is aligned on the side of the cylinder block 22A.

Claims (4)

Disclaimer (all) which will not appear on the announcement page: Edit 1/04/58 1. The mounted power unit cooling device is located on the vehicle and includes The crankcase (24) and the cylinder (22) section, with the cylinder (22) section, have a cylinder sleeve (22s), which has a sliding piston (2IA) inside. And the cylinder cooling mechanism (22F), which covers the outer part of the cylinder sleeve (22s), characterized by The power pack is an air-cooled (20) engine in which the cylinder cooling mechanism (22F) is assembled. A number of cooling fins are in it. And engine Air cooled (20) including the cylinder part (22), the transmission housing (6IA) is provided at one end of the crankshaft, and the oil pan (114) is located under the crankshaft. Cranked by the cylinder section (22) is provided horizontally and forward in relation to Crankshaft (51), which is supported on the crankcase (24), the transmission housing (6IA) supports the V-belt type transmission and has a space inside where The cooling air is sucked in and discharged from it. The crankcase (24) and the cylinder part (22) are screwed together to form one piece. By means of three (42) bolts fixed on Which are provided at approximately evenly spaced intervals, and a number of cooling fins are arranged at least on the side surfaces along The vehicle width of the cylinder sleeve (22s), the cooling device includes Oil cooler section (105) with passageway Engine oil (108), where the engine oil supplied to the air-cooled engine (20) flows through it and the cooling mechanism (106A, 109) for cooling. Engine oil that passes through the engine oil pass (108) and also includes a cover assembly layer (6IA) on the side of the crankshaft (51) by the cover assembly. (6IA) constitutes part of Powertrain housing (6IA) The engine oil cooler (105) protrudes, at a position above the oil pan (114), and is positioned forward and above the transmission housing (6IA) from the The stepped segment (x) between the cylinder section (22) and the covering layer (6IA) in the direction of the cylinder axis (L1) with a boundary gap in the direction of the vehicle width relative to the ground. skin Ambient periphery (HL) of the outer cooling fins along the width of the vehicle and It has been machined in one piece with the cover assembly (6IA) of the transmission housing (6IA) to overlap the cylinder section (22) in side view. Engine oil cooler (105) including heat sink fins As a mechanism The cooling device (109, 106A) is formed on the upper obverse surface on the side of the cylinder section (22) and on the side surface opposite to the cylinder section (22). 2. Power unit cooling device. According to claim No. 1, which includes a pump Engine oil (120) that sucks the engine oil in the oil pan (114) and supplies the engine oil to the parts including the crankshaft lubrication section (45) and the engine oil cooler section (105) are provided between the engine oil pumps. (120) and the crankshaft lubrication part (45) positioned at the end of the engine oil pump (120) 3. Power unit cooling device according to claim 2, which is included. Cylinder Head Lubrication Funnel (136A) Isolated from Pass-Between Pump Engine oil (120) and engine oil cooler (105) through the opening (137A) and supply oil to the cylinder head (22B) installed on the cylinder (22) 4. Power unit cooling device. According to Clause 2 or 3, which includes a piston injector (138), which is separated from the pass-through channel between the oil pump (120) and the engine oil cooler section (105) through the opening (137A). And inject the oil stream into the piston (2IA), which can be moved in the cylinder (22) ------------------------------- --------------------------------- 1. The thermal power unit cooling device is located on the vehicle and includes The crankcase (24) and the cylinder (22) section, with the cylinder (22) section, have a cylinder sleeve (22s), which has a sliding piston (2IA) inside. And the cylinder cooling mechanism (22F), which covers the outer part of the cylinder sleeve (22s), characterized by The power pack is an air-cooled (20) engine in which the cylinder cooling mechanism (22F) is assembled. A number of cooling fins are in it. And engine Air cooled (20) including the cylinder part (22), the transmission housing (6IA) is provided at one end of the crankshaft, and the oil pan (114) is located under the crankshaft. Cranked by the cylinder section (22) is provided horizontally and forward in relation to Crankshaft (51), which is supported on the crankcase (24), the transmission housing (6IA) supports the V-belt type transmission and has a space inside where The cooling air is sucked in and discharged from it. The crankcase (24) and the cylinder part (22) are screwed together to form one piece. By means of three (42) bolts fixed on Which are provided at approximately evenly spaced intervals, and a number of cooling fins are arranged at least on the side surfaces along The vehicle width of the cylinder sleeve (22s), the cooling device includes Oil cooler section (105) with passageway Engine oil (108), where the engine oil supplied to the air-cooled engine (20) flows through it and the cooling mechanism (106A, 109) for cooling. Engine oil that passes through the engine oil pass (108) and also includes a cover assembly layer (6IA) on the side of the crankshaft (51) by the cover assembly. (6IA) constitutes part of Powertrain housing (6IA) The engine oil cooler (105) protrudes, at a position above the oil pan (114), and is positioned forward and above the transmission housing (6IA) from the The stepped segment (x) between the cylinder section (22) and the covering layer (6IA) in the direction of the cylinder axis (L1) with a boundary gap in the direction of the vehicle width relative to the ground. skin Ambient (HL) of the outer cooling fins along the width of the vehicle and It has been machined in one piece with the cover assembly (6IA) of the transmission housing (6IA) to overlap the cylinder section (22) in side view. Engine oil cooler (105) including heat sink fins As a mechanism Cooling (109, 106A), which is formed on the upper obverse surface on the side of the cylinder section (22) and on the side surface opposite to the cylinder section (22). 2. Power unit cooling device in accordance with claim 1, consisting of a pump. Engine oil (120) that sucks the engine oil in the oil pan (114) and supplies the engine oil to the parts including the crankshaft lubrication section (45) and the engine oil cooling section (105) are provided between the engine oil pumps. (120) and the crankshaft lubricating part (45) that are positioned at the end of the engine oil pump (120). 3. Power unit cooling device in accordance with claim 2, which includes Cylinder Head Lubrication Funnel (136A) Isolated from Pass-Between Pump Engine oil (120) and engine oil cooler (105) through the opening (137A) and supply it to the cylinder head (22B) installed on the cylinder (22). 4.A power unit cooling device according to claim 2 or 3, consisting of a piston injector (138), which is separated from the passageway between the engine oil pump (120) and the engine oil cooler (105). ) Through the opening (137A) and inject the oil stream into the piston (2IA), which can be moved in the cylinder (22).