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Electronic oil pump

A technology of electronic oil pump and motor rotor, which is applied in the direction of pumps, lubricating pumps, pump components, etc., can solve the problems of high bearing cost and complex structure, and achieve the effects of low cost, simple structure, and excellent lubrication and cooling performance

Pending Publication Date: 2020-09-15
NINGBO SHENGLONG AUTOMOTIVE POWERTRAIN SYSTEM CO LTD
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  • Summary
  • Abstract
  • Description
  • Claims
  • Application Information

AI Technical Summary

Problems solved by technology

It achieves a simple and compact structure through the integral formation of the first support part and the second housing, and does not need a separate support element. However, this structure requires two bearings to be installed at both ends of the drive shaft of the motor rotor. Relatively complex, and the cost of bearings is high

Method used

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Embodiment Construction

[0029] The following will clearly and completely describe the technical solutions in the embodiments of the present invention with reference to the accompanying drawings in the embodiments of the present invention. Obviously, the described embodiments are only some, not all, embodiments of the present invention. Based on the embodiments of the present invention, all other embodiments obtained by persons of ordinary skill in the art without making creative efforts belong to the protection scope of the present invention.

[0030] The electronic oil pump can be applied in the automobile lubrication system and / or cooling system, and can provide flowing circulation power for the working medium in the automobile lubrication system and / or cooling system, and the automobile lubrication system and / or cooling system can provide lubricating oil for the transmission system and / or cooling oil.

[0031] Such as figure 1 and figure 2 As shown, an electronic oil pump is shown, including a ...

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Abstract

The invention discloses an electronic oil pump. The electronic oil pump comprises a pump body, a pump cover, an inner rotor, an outer rotor, a driving shaft, a motor shell, a motor rotor, a motor stator, a confluence disc and a controller, wherein the inner rotor and the outer rotor are installed in a cavity of the pump body, the motor rotor and the motor stator are installed in the motor shell, the motor rotor and the inner rotor are separated by the pump cover and are connected by a driving shaft, the controller is installed on the motor shell, the controller is connected with the motor stator through the confluence disc, a pump body shaft hole is formed in the pump body, a pump body lubricating oil groove is formed in the pump body shaft hole, a pump body oil drainage pipeline is arranged at the bottom of the pump body shaft hole, a pump cover shaft hole is formed in the pump cover, a pump cover lubricating oil groove is formed in the pump cover shaft hole, and a pump cover oil drainage pipeline is arranged at the bottom of the pump cover shaft hole. The device is simple and compact in structure, low in cost, simple and reliable in supporting structure of the driving shaft and excellent in lubricating and cooling performance.

Description

technical field [0001] The invention relates to the technical field of automobiles, in particular to an electronic oil pump. Background technique [0002] With the rapid development of the automobile industry, with the development of automobile performance towards safer, more reliable, more stable, fully automatic, intelligent, environmentally friendly and energy-saving, electronic oil pumps are widely used in automobile lubrication systems and cooling systems, and can well meet the needs of the market requirements. [0003] The electronic oil pump mainly provides the power source for the lubrication system and cooling system of the automobile. The electronic oil pump is installed on the vehicle. The electronic oil pump includes a drive shaft. The existing electronic oil pump has a complex structure and high cost. How to design a simple and compact electronic oil pump structure and structure A simple, reliable, and low-cost drive shaft support structure is an urgent technic...

Claims

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Application Information

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Patent Type & Authority Applications(China)
IPC IPC(8): F04C11/00F04C2/10F04C15/00F16N13/20
CPCF04C11/008F04C2/102F04C15/00F04C15/0088F04C15/0096F16N13/20F04C2240/30
Inventor 高坤罗力元王雪皎胡林勇李通政周培良罗玉龙
Owner NINGBO SHENGLONG AUTOMOTIVE POWERTRAIN SYSTEM CO LTD
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