Search

CN-224214264-U - Corrosion-resistant effectual aluminium alloy for engine cylinder

CN224214264UCN 224214264 UCN224214264 UCN 224214264UCN-224214264-U

Abstract

The utility model relates to the technical field of engine cylinders, and discloses an aluminum profile with good corrosion resistance for engine cylinders, which comprises an engine cylinder body, the outer surface of the engine cylinder block is sprayed with a galvanized layer, and the outer surface of the galvanized layer is sprayed with a polytetrafluoroethylene coating layer. According to the utility model, the galvanized layer, the polytetrafluoroethylene coating layer, the nano corrosion-resistant coating layer and the wear-resistant layer are arranged, so that the engine cylinder can be protected, wherein the nano corrosion-resistant coating layer can achieve a corrosion-resistant effect, the phenomenon that an aluminum profile is corroded due to environmental factors is avoided, the corrosion resistance and corrosion resistance are better, the strength of the aluminum profile are improved, the service life of the engine cylinder is prolonged, the wear-resistant effect is achieved through the arrangement of the wear-resistant layer, the protection capability of the surface of the engine cylinder is improved, and the high temperature resistance of the engine cylinder can be increased through the arrangement of the polytetrafluoroethylene coating layer.

Inventors

  • HE XIAOYU
  • XU WEI

Assignees

  • 江阴协宏金属制品有限公司

Dates

Publication Date
20260508
Application Date
20250526

Claims (7)

  1. 1. The aluminum profile with the good corrosion resistance for the engine cylinder comprises an engine cylinder body (1) and is characterized in that a protective component (2) is arranged on the outer surface of the engine cylinder body (1), the protective component () comprises a galvanized layer (201) sprayed on the surface of the engine cylinder body (1), a polytetrafluoroethylene coating layer (202) is sprayed on the outer surface of the galvanized layer (201), a nano corrosion-resistant coating layer (203) is sprayed on the outer surface of the polytetrafluoroethylene coating layer (202), and a wear-resistant layer (204) is sprayed on the outer surface of the nano corrosion-resistant coating layer (203).
  2. 2. The aluminum profile for the engine cylinder with good corrosion resistance effect according to claim 1 is characterized in that the inner cavity of the engine cylinder body (1) is provided with four cylinder holes (3).
  3. 3. The aluminum profile with good corrosion resistance for the engine cylinder, which is disclosed in claim 1, is characterized in that screw holes (4) are formed on the periphery of the top of the engine cylinder body (1).
  4. 4. The aluminum profile with good corrosion resistance for the engine cylinder, which is disclosed in claim 1, is characterized in that mounting holes (5) are formed in the top of the engine cylinder body (1), the number of the mounting holes (5) is six, and the six mounting holes (5) are positioned among four cylinder holes (3).
  5. 5. The aluminum profile with good corrosion resistance for the engine cylinder according to claim 1, wherein the thickness of the polytetrafluoroethylene coating (202) and the galvanized coating (201) is 0.012mm-0.016mm, and the thickness of the nano corrosion-resistant coating (203) is 0.011mm-0.015mm.
  6. 6. The aluminum profile with good corrosion resistance for the engine cylinder, as set forth in claim 1, wherein the wear-resistant layer (204) is made of tungsten carbide metal paint.
  7. 7. The aluminum profile with good corrosion resistance for the engine cylinder, as claimed in claim 1, wherein the thickness of the nano corrosion-resistant coating layer (203) is the same as that of the wear-resistant layer (204).

Description

Corrosion-resistant effectual aluminium alloy for engine cylinder Technical Field The utility model relates to the technical field of engine cylinders, in particular to an aluminum profile with good corrosion resistance effect for an engine cylinder. Background The engine is a machine capable of converting other forms of energy into mechanical energy, the cylinder cover is used for sealing the cylinder, the cylinder and the piston form a combustion space together and bear the effect of high-temperature and high-pressure fuel gas, and aluminum profiles are needed for processing the engine cylinder. However, the existing aluminum profile has no corrosion resistance, and the surface protection capability is poor, so that the service life of the aluminum profile is greatly reduced. Disclosure of Invention Aiming at the problems in the prior art, the utility model aims to provide the aluminum profile with good corrosion resistance for the engine cylinder, so as to solve the problems in the background art. The technical scheme is that the aluminum profile with the good corrosion resistance for the engine cylinder comprises an engine cylinder body, wherein a protection component is arranged on the outer surface of the engine cylinder body, the protection component comprises a galvanized layer sprayed on the surface of the engine cylinder body, a polytetrafluoroethylene coating layer is sprayed on the outer surface of the galvanized layer, a nano corrosion-resistant coating layer is sprayed on the outer surface of the polytetrafluoroethylene coating layer, and a wear-resistant layer is sprayed on the outer surface of the nano corrosion-resistant coating layer. Through adopting above-mentioned technical scheme, through setting up galvanized coating, polytetrafluoroethylene dope layer, nanometer corrosion-resistant dope layer and wearing layer, can protect the engine cylinder, wherein the setting of nanometer corrosion-resistant dope layer can reach corrosion-resistant effect, avoid appearing by the corrosive phenomenon because of environmental factor leads to the aluminium alloy, have better anticorrosion and corrosion-resistant, the intensity of aluminium alloy has been improved, the life of engine cylinder has been increased, through the setting of wearing layer, reach wear-resisting effect, the protective capability on engine cylinder surface has been increased, and polytetrafluoroethylene dope layer's setting, can increase the high temperature resistance of engine cylinder, the setting of galvanized coating at last, the usable oxygen that plays in the isolated air, prevent that the engine cylinder from taking place the oxidation, the life of engine cylinder is effectively prolonged. Preferably, the inner cavity of the engine cylinder body is provided with four cylinder holes. By adopting the technical scheme, the piston in the cylinder of the engine can conveniently move up and down, so that the power output is achieved. Preferably, screw holes are formed in the periphery of the top of the engine cylinder block. By adopting the technical scheme, the engine cylinder body can be conveniently installed, and the engine cylinder cover can be conveniently installed. Preferably, the top of the engine cylinder body is provided with six mounting holes, and the six mounting holes are positioned among the four cylinder holes. By adopting the technical scheme, the tightness of the installation of the engine cylinder block and the engine cylinder head can be improved. Preferably, the thickness of the polytetrafluoroethylene coating layer and the galvanized layer is 0.012mm-0.016mm, and the thickness of the nano corrosion-resistant coating layer is 0.011mm-0.015mm. Through adopting above-mentioned technical scheme, wherein polytetrafluoroethylene dope layer's setting can increase the high temperature resistance of engine cylinder, and the setting of galvanized coating at last can utilize to play the oxygen in the isolated air, prevents that engine cylinder from taking place the oxidation, effectively prolongs the life of engine cylinder. Preferably, the wear-resistant layer is made of tungsten carbide metal paint. By adopting the technical scheme, the wear-resistant effect can be achieved, and the protection capability of the surface of the engine cylinder is improved. Preferably, the thickness of the nano corrosion-resistant coating layer is the same as that of the wear-resistant layer. Through adopting above-mentioned technical scheme, wherein the setting of nanometer corrosion-resistant dope layer can reach corrosion-resistant effect, avoids appearing by the phenomenon of corruption because of environmental factor leads to aluminium alloy, has better anticorrosion and corrosion-resistant, has improved the intensity of aluminium alloy, has increased the life of engine cylinder. Compared with the prior art, the utility model has the following beneficial effects: According to the utility model, the galvanized layer, the polyt