Oil radiator and oil cooler assembly thereof

Abstract

Disclosed are an oil radiator and an oil cooler assembly thereof. The oil radiator includes: multiple first separator plates each having two sides formed with an oil passage and a coolant passage respectively, and each provided with a first radiator oil inlet, a first radiator oil outlet, a first radiator coolant inlet and a first radiator coolant outlet, the first radiator oil inlet and the first radiator oil outlet are in communication with the oil passage, and the first radiator coolant inlet and the first radiator coolant outlet are in communication with the coolant passage; and multiple radiating fins arranged inside the oil passage and provided with ridges, each ridge including square-wave-shaped protrusions arranged in a staggered manner, overlapping parts of the square-wave-shaped protrusions being provided with first ports, and staggered parts of the square-wave-shaped protrusions being provided second ports.

What is claimed is: 
     
         1 . An oil radiator, comprising:
 a plurality of first separator plates each having two sides formed with an oil passage and a coolant passage respectively, and each provided with a first radiator oil inlet, a first radiator oil outlet, a first radiator coolant inlet and a first radiator coolant outlet, wherein the first radiator oil inlet and the first radiator oil outlet are in communication with the oil passage, and the first radiator coolant inlet and the first radiator coolant outlet are in communication with the coolant passage; and   a plurality of radiating fins arranged inside the oil passage and provided with ridges, each ridge comprising square-wave-shaped protrusions arranged in a staggered manner, overlapping parts of the square-wave-shaped protrusions being provided with first ports, and staggered parts of the square-wave-shaped protrusions being provided second ports.   
     
     
         2 . The oil radiator according to  claim 1 , wherein two surfaces of each first separator plate are respectively a raised surface and a recessed surface, the raised surface being provided with circular protrusions located in the coolant passage, and the recessed surface being provided with circular recesses located in the oil passage. 
     
     
         3 . The oil radiator according to  claim 2 , further comprising a first cover plate, a second cover plate and a plurality of second separator plates; wherein at a first end of oil radiator, the first cover plate is snap-fitted onto the recessed surface of one of the first separator plates to form the oil passage, and the raised surface of the one of the first separator plates is snap-fitted onto one of the second separator plates to form the coolant passage; in a middle of oil radiator, one of the second separator plates is snap-fitted onto the recessed surface of another one of the first separator plates to form the oil passage, and the raised surface of the another one of the first separator plates is snap-fitted onto another one of the second separator plates to form the coolant passage; and at a second end of oil radiator, one of the second separator plates is snap-fitted onto the recessed surface of one of the first separator plates to form the oil passage, and the raised surface of the one of the first separator plate is snap-fitted onto the second cover plate to form the coolant passage. 
     
     
         4 . The oil radiator according to  claim 1 , wherein each radiating fin is formed by stamping a composite aluminum plate, the composite aluminum plate comprises a core layer and composite layers located on two surfaces of the core layer, and the composite layers have a thickness of 9 to 11% of a total thickness of the composite aluminum plate. 
     
     
         5 . The oil radiator according to  claim 4 , wherein the core layer comprises following components by weight percent: Si: 0-0.6%, Fe: 0-0.7%, Cu: 0.05-0.2%, Mn: 1.0-1.5%, Mg: 0-0.03%, Zn: 0-0.1%, Ti: 0-0.05%, and remaining components of aluminum; and
 the composite layer comprises following components by weight percent: Si: 9.0-11.0%, Fe: 0-0.8%, Cu: 0-0.3%, Mn: 0-0.05%, Mg: 0-0.03%, Zn: 0-0.1%, Ti: 0-0.2%, and remaining components of aluminum.   
     
     
         6 . The oil radiator according to  claim 1 , wherein the first radiator oil inlet and the first radiator oil outlet are arranged diagonally, the first radiator coolant inlet and the first radiator coolant outlet are arranged diagonally, and the first radiator oil inlet and the first radiator coolant inlet are respectively located at two ends of the oil radiator in a length direction. 
     
     
         7 . The oil radiator according to  claim 6 , wherein the first radiator oil inlet, the first radiator oil outlet, the first radiator coolant inlet and the first radiator coolant outlet are all waist-type holes, the first radiator oil inlet and the first radiator coolant outlet are located on a same side, and the first radiator oil outlet and the first radiator coolant inlet are on a same side. 
     
     
         8 . An oil cooler assembly, comprising an aluminum main body, wherein the aluminum main body is provided with a radiator mounting position for mounting an oil radiator according to  claim 1  and a filter element mounting position for mounting an oil filter element;
 the aluminum main body is provided with a main body oil inlet, a main body oil outlet, a main body coolant inlet, a main body coolant outlet, a second radiator oil inlet, a second radiator oil outlet, a second radiator coolant inlet and a second radiator coolant outlet, wherein, the main body oil inlet is in communication with the second radiator oil inlet, the main body oil outlet is in communication with the second radiator oil outlet, the main body coolant inlet is in communication with the second radiator coolant inlet, and the main body coolant outlet is in communication with the second radiator coolant outlet; and 
 the second radiator oil inlet is connected to the first radiator oil inlet, the second radiator oil outlet is connected to the first radiator oil outlet, the second radiator coolant inlet is connected to the first radiator coolant inlet, and the second radiator coolant outlet is connected to the first radiator coolant outlet, via respective radiator seals. 
 
     
     
         9 . The oil cooler assembly according to  claim 8 , wherein the main body oil inlet is threadedly connected with an oil inlet tube connector, and the oil inlet tube connector is made of copper. 
     
     
         10 . The oil cooler assembly according to  claim 8 , wherein most of oil enters an interior of the oil radiator through the second radiator oil inlet for cooling, the oil cooled flows to the second radiator oil outlet, and a small portion of the oil flows through a main body internal pipeline to the second radiator oil outlet. 
     
     
         11 . The oil radiator assembly according to  claim 8 , wherein two surfaces of each first separator plate are respectively a raised surface and a recessed surface, the raised surface being provided with circular protrusions located in the coolant passage, and the recessed surface being provided with circular recesses located in the oil passage. 
     
     
         12 . The oil radiator assembly according to  claim 11 , further comprising a first cover plate, a second cover plate and a plurality of second separator plates; wherein at a first end of oil radiator, the first cover plate is snap-fitted onto the recessed surface of one of the first separator plates to form the oil passage, and the raised surface of the one of the first separator plates is snap-fitted onto one of the second separator plates to form the coolant passage; in a middle of oil radiator, one of the second separator plates is snap-fitted onto the recessed surface of another one of the first separator plates to form the oil passage, and the raised surface of the another one of the first separator plates is snap-fitted onto another one of the second separator plates to form the coolant passage; and at a second end of oil radiator, one of the second separator plates is snap-fitted onto the recessed surface of one of the first separator plates to form the oil passage, and the raised surface of the one of the first separator plate is snap-fitted onto the second cover plate to form the coolant passage. 
     
     
         13 . The oil radiator assembly according to  claim 8 , wherein each radiating fin is formed by stamping a composite aluminum plate, the composite aluminum plate comprises a core layer and composite layers located on two surfaces of the core layer, and the composite layers have a thickness of 9 to 11% of a total thickness of the composite aluminum plate. 
     
     
         14 . The oil radiator assembly according to  claim 13 , wherein the core layer comprises following components by weight percent: Si: 0-0.6%, Fe: 0-0.7%, Cu: 0.05-0.2%, Mn: 1.0-1.5%, Mg: 0-0.03%, Zn: 0-0.1%, Ti: 0-0.05%, and remaining components of aluminum; and
 the composite layer comprises following components by weight percent: Si: 9.0-11.0%, Fe: 0-0.8%, Cu: 0-0.3%, Mn: 0-0.05%, Mg: 0-0.03%, Zn: 0-0.1%, Ti: 0-0.2%, and remaining components of aluminum.   
     
     
         15 . The oil radiator assembly according to  claim 8 , wherein the first radiator oil inlet and the first radiator oil outlet are arranged diagonally, the first radiator coolant inlet and the first radiator coolant outlet are arranged diagonally, and the first radiator oil inlet and the first radiator coolant inlet are respectively located at two ends of the oil radiator in a length direction. 
     
     
         16 . The oil radiator assembly according to  claim 15 , wherein the first radiator oil inlet, the first radiator oil outlet, the first radiator coolant inlet and the first radiator coolant outlet are all waist-type holes, the first radiator oil inlet and the first radiator coolant outlet are located on a same side, and the first radiator oil outlet and the first radiator coolant inlet are on a same side.