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Ceramic oil-free air compressor

An air compressor, ceramic technology, applied in mechanical equipment, machines/engines, liquid fuel engines, etc., can solve the problem that it is difficult to eradicate residual oil components and odors, compressed air contains oil and odors, and compressed air sources cannot be used. and other problems, to achieve the effect of eliminating lubricating oil and oil-lubricated cooling system, reducing cost and simple structure

Active Publication Date: 2016-04-27
山东润国机电设备股份有限公司
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  • Summary
  • Abstract
  • Description
  • Claims
  • Application Information

AI Technical Summary

Problems solved by technology

Although the existing air compressors have a simple structure and can reduce the wear of metal parts, due to the existence of lubricating oil, the compressed air produced by this type of air compressor contains oil and peculiar smell. Even if multi-stage filtration technology is adopted, it is difficult to Eliminate residual oil and odor, so its scope of use is limited, especially it cannot be used as a source of compressed air in the fields of medical and health, food, precision instruments and equipment, etc.

Method used

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  • Ceramic oil-free air compressor
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Embodiment Construction

[0022] The present invention will be further described below in conjunction with the accompanying drawings.

[0023] Such as figure 1 As shown, the ceramic oil-free air compressor of the present invention includes a stator, a rotor 3 and a sliding vane 4. The rotor 3 is biased in the stator and is made of stainless steel. The openings on the rotor 3 are evenly spaced along its circumferential direction. There are radial grooves, and the surface of the outer diameter of the rotor 3 is sprayed with a silicon nitride ceramic coating, in order to reduce the conduction of heat generated during air compression to the rotor. The sliding vane 4 is embedded in the radial groove of the rotor 3, the sliding vane is made of silicon nitride ceramic material with good heat insulation, the length is the same as that of the rotor, and can slide freely in the radial groove. When the rotor 3 rotates, the sliding plate 4 is thrown out from the radial groove of the rotor 3 by centrifugal force. ...

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Abstract

The invention relates to the field of air compressors, in particular to a ceramic air oil-less compressor. A stator comprises a stator metal part and a stator ceramic part, wherein the stator metal part is arranged at the outer side of the stator ceramic part, and the stator metal part and the stator ceramic part are fixedly connected; a sliding piece is made of a modified ceramic material, and the outer circumferential surface of a rotor is sprayed with a ceramic coating; a ceramic bearing for supporting the two ends of a rotor shaft, and a ceramic sealing ring for sealing the two ends of the rotor shaft are respectively arranged at the shaft diameters of the two ends of the rotor; end covers are respectively arranged at the two ends of the stator, and each end cover comprises an end cover metal part and an end cover ceramic part; the end cover metal parts are positioned at the outer sides of the end cover ceramic parts, and the end cover metal parts and the end cover ceramic parts are fixedly connected; the end surfaces of the two sides of the stator metal part are respectively and fixedly connected with the end cover metal parts, and the outer side of the end cover metal part is fixedly connected with a cover plate. The air compressor uses the modified ceramic material as a core part, so that the absolutely oil-free and tasteless compressed air can be generated.

Description

technical field [0001] The invention relates to the field of air compressors, in particular to a ceramic oil-free air compressor. Background technique [0002] At present, the sliding vanes, stators, rotors, end covers, bearings and other parts of the existing air compressors are all made of metal materials. lubricated, and the bearings also need to be lubricated with lubricating oil. Although the existing air compressors have a simple structure and can reduce the wear of metal parts, due to the existence of lubricating oil, the compressed air produced by this type of air compressor contains oil and peculiar smell. Even if multi-stage filtration technology is adopted, it is difficult to The eradication of residual oil components and peculiar smells limits its scope of use, especially in areas such as medical and health care, food, and precision instruments and equipment as compressed air sources. Contents of the invention [0003] The purpose of the present invention is ...

Claims

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Application Information

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Patent Type & Authority Patents(China)
IPC IPC(8): F04C18/344
CPCF04C18/344F04C29/02
Inventor 张润国
Owner 山东润国机电设备股份有限公司