Engine structure of motor vehicle
A technology for engines and motor vehicles, which is applied in the direction of pressure lubrication of lubrication pumps, etc. It can solve problems such as easy misalignment, pump body and oil pump gears stuck, and oil pump gears cannot rotate, so as to achieve accurate positioning and avoid card issuance.
Inactive Publication Date: 2010-07-07
涂强
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AI Technical Summary
Problems solved by technology
The structure of the existing oil pump has the following disadvantages: Since the pump cover and the pump body are directly connected by screws, the positioning of the pump cover and the pump body is not accurate, and the two are easily misplaced during assembly, which makes the pump body and the oil pump gear prone to jamming, resulting in The gear of the oil pump cannot rotate, and the oil pump cannot work normally, seriously affecting the normal operation of the engine
Method used
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Embodiment Construction
[0007] The present invention is described below in conjunction with accompanying drawing.
[0008] Such as figure 1 As shown, the engine of the motor vehicle of the present invention includes an oil pump, and the oil pump includes a pump cover 1, a pump body 2, an oil pump gear 3, a driven shaft 4, a driving shaft 5, a transmission gear 6, an oil outlet 7, an oil inlet 8, Screw 9, oil pump gear 10, two corresponding positions of the pump cover 1 and the pump body 2 are provided with pin holes, and positioning pins 11 are penetrated in the pin holes, and the pump cover 1 and the pump body 2 are tightened with screws 9. The driven shaft 4 and the driving shaft 5 parallel to each other are installed in the pump body 2, the oil pump gear 3 and the oil pump gear 10 are respectively set outside one end of the driven shaft 4 and the driving shaft 5, and the transmission gear 6 is set outside the other end of the driving shaft 5; The cover 1 is provided with an oil inlet 8, and the p...
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The invention belongs to the technical field of engine manufacturing, in particular relating to an engine structure of a motor vehicle, which comprises an engine oil pump, wherein the engine oil pump comprises a pump cover, a pump body, an oil pump gear, a driven shaft, a driving shaft, a transmission gear, an oil outlet, an oil inlet, bolts and an oil pump gear; the pump body is internally provided with the driven shaft and the driving shaft which are parallel to each other; one end of the driven shaft and one end of the driving shaft are respectively sheathed with one oil pump gear externally; the transmission gear is sheathed on the other end of the driving shaft; the oil inlet is arranged on the pump cover; the oil outlet is arranged on the pump body; the pump cover and the pump body are provided with jacks which correspond to each other; a locating pin is inserted into the two jacks; and bolts are also connected between the pump cover and the pump body. In the engine structure of the motor vehicle of the invention, the locating pin is arranged between the pump cover and the pump body, so that the pump cover and the pump body can be accurately located in the assembling process, and the pump body and the oil pump gear can be prevented from blocking, thus steadily providing engine oil for the engine of the motor vehicle.
Description
technical field [0001] The invention belongs to the technical field of engine manufacturing, in particular to an engine structure of a motor vehicle. Background technique [0002] The engine of a traditional motor vehicle includes an oil pump, and the oil pump includes a pump body, a pump cover, a driving shaft, a driven shaft, an oil pump gear, a transmission gear, an oil inlet, an oil outlet, a pressure regulating valve, etc., and the pump body is equipped with a driven shaft and The driving shaft, the driven shaft and one end of the driving shaft are respectively fitted with an oil pump gear, and the other end of the driving shaft is fitted with a transmission gear; the pump body is equipped with a pressure regulating valve. The pump cover and the pump body are connected by screws, the pump cover is provided with an oil inlet, and the pump body is provided with an oil outlet. The structure of the existing oil pump has the following disadvantages: Since the pump cover and...
Claims
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IPC IPC(8): F01M1/02
Inventor 涂强
Owner 涂强