CN110630492A - Self-lubricating type scroll plate and manufacturing method thereof - Google Patents
Self-lubricating type scroll plate and manufacturing method thereof Download PDFInfo
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- CN110630492A CN110630492A CN201910936766.3A CN201910936766A CN110630492A CN 110630492 A CN110630492 A CN 110630492A CN 201910936766 A CN201910936766 A CN 201910936766A CN 110630492 A CN110630492 A CN 110630492A
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- C—CHEMISTRY; METALLURGY
- C09—DYES; PAINTS; POLISHES; NATURAL RESINS; ADHESIVES; COMPOSITIONS NOT OTHERWISE PROVIDED FOR; APPLICATIONS OF MATERIALS NOT OTHERWISE PROVIDED FOR
- C09D—COATING COMPOSITIONS, e.g. PAINTS, VARNISHES OR LACQUERS; FILLING PASTES; CHEMICAL PAINT OR INK REMOVERS; INKS; CORRECTING FLUIDS; WOODSTAINS; PASTES OR SOLIDS FOR COLOURING OR PRINTING; USE OF MATERIALS THEREFOR
- C09D127/00—Coating compositions based on homopolymers or copolymers of compounds having one or more unsaturated aliphatic radicals, each having only one carbon-to-carbon double bond, and at least one being terminated by a halogen; Coating compositions based on derivatives of such polymers
- C09D127/02—Coating compositions based on homopolymers or copolymers of compounds having one or more unsaturated aliphatic radicals, each having only one carbon-to-carbon double bond, and at least one being terminated by a halogen; Coating compositions based on derivatives of such polymers not modified by chemical after-treatment
- C09D127/12—Coating compositions based on homopolymers or copolymers of compounds having one or more unsaturated aliphatic radicals, each having only one carbon-to-carbon double bond, and at least one being terminated by a halogen; Coating compositions based on derivatives of such polymers not modified by chemical after-treatment containing fluorine atoms
- C09D127/18—Homopolymers or copolymers of tetrafluoroethene
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- C—CHEMISTRY; METALLURGY
- C09—DYES; PAINTS; POLISHES; NATURAL RESINS; ADHESIVES; COMPOSITIONS NOT OTHERWISE PROVIDED FOR; APPLICATIONS OF MATERIALS NOT OTHERWISE PROVIDED FOR
- C09D—COATING COMPOSITIONS, e.g. PAINTS, VARNISHES OR LACQUERS; FILLING PASTES; CHEMICAL PAINT OR INK REMOVERS; INKS; CORRECTING FLUIDS; WOODSTAINS; PASTES OR SOLIDS FOR COLOURING OR PRINTING; USE OF MATERIALS THEREFOR
- C09D7/00—Features of coating compositions, not provided for in group C09D5/00; Processes for incorporating ingredients in coating compositions
- C09D7/40—Additives
- C09D7/60—Additives non-macromolecular
- C09D7/61—Additives non-macromolecular inorganic
-
- C—CHEMISTRY; METALLURGY
- C09—DYES; PAINTS; POLISHES; NATURAL RESINS; ADHESIVES; COMPOSITIONS NOT OTHERWISE PROVIDED FOR; APPLICATIONS OF MATERIALS NOT OTHERWISE PROVIDED FOR
- C09D—COATING COMPOSITIONS, e.g. PAINTS, VARNISHES OR LACQUERS; FILLING PASTES; CHEMICAL PAINT OR INK REMOVERS; INKS; CORRECTING FLUIDS; WOODSTAINS; PASTES OR SOLIDS FOR COLOURING OR PRINTING; USE OF MATERIALS THEREFOR
- C09D7/00—Features of coating compositions, not provided for in group C09D5/00; Processes for incorporating ingredients in coating compositions
- C09D7/40—Additives
- C09D7/65—Additives macromolecular
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
- F04C—ROTARY-PISTON, OR OSCILLATING-PISTON, POSITIVE-DISPLACEMENT MACHINES FOR LIQUIDS; ROTARY-PISTON, OR OSCILLATING-PISTON, POSITIVE-DISPLACEMENT PUMPS
- F04C18/00—Rotary-piston pumps specially adapted for elastic fluids
- F04C18/02—Rotary-piston pumps specially adapted for elastic fluids of arcuate-engagement type, i.e. with circular translatory movement of co-operating members, each member having the same number of teeth or tooth-equivalents
- F04C18/0207—Rotary-piston pumps specially adapted for elastic fluids of arcuate-engagement type, i.e. with circular translatory movement of co-operating members, each member having the same number of teeth or tooth-equivalents both members having co-operating elements in spiral form
- F04C18/0215—Rotary-piston pumps specially adapted for elastic fluids of arcuate-engagement type, i.e. with circular translatory movement of co-operating members, each member having the same number of teeth or tooth-equivalents both members having co-operating elements in spiral form where only one member is moving
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
- F04C—ROTARY-PISTON, OR OSCILLATING-PISTON, POSITIVE-DISPLACEMENT MACHINES FOR LIQUIDS; ROTARY-PISTON, OR OSCILLATING-PISTON, POSITIVE-DISPLACEMENT PUMPS
- F04C29/00—Component parts, details or accessories of pumps or pumping installations, not provided for in groups F04C18/00 - F04C28/00
- F04C29/02—Lubrication; Lubricant separation
-
- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08K—Use of inorganic or non-macromolecular organic substances as compounding ingredients
- C08K3/00—Use of inorganic substances as compounding ingredients
- C08K3/30—Sulfur-, selenium- or tellurium-containing compounds
- C08K2003/3009—Sulfides
-
- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08L—COMPOSITIONS OF MACROMOLECULAR COMPOUNDS
- C08L2205/00—Polymer mixtures characterised by other features
- C08L2205/03—Polymer mixtures characterised by other features containing three or more polymers in a blend
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- Engineering & Computer Science (AREA)
- Chemical & Material Sciences (AREA)
- Life Sciences & Earth Sciences (AREA)
- Materials Engineering (AREA)
- Wood Science & Technology (AREA)
- Organic Chemistry (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Inorganic Chemistry (AREA)
- Rotary Pumps (AREA)
Abstract
The invention provides a self-lubricating type scroll and a manufacturing method thereof, the self-lubricating type scroll comprises a scroll body, an oxide film is arranged on the outer surface of the scroll body, a plurality of corrosion holes are formed in the oxide film, a self-lubricating coating is arranged on the outer surface of the oxide film, and the depth ratio of the thickness of the oxide film to the aperture is 1: the method comprises the steps of processing a metal material into a vortex disc; carrying out oxidation treatment on the surface of the vortex disc to form an oxide film; coating a high molecular polymer coating on the outer surface of the oxidized vortex disc; and finally, drying and curing the vortex disc coated with the high molecular polymer to form the self-lubricating coating. The invention carries out oxidation treatment on the vortex disc, and the high molecular polymer coating is coated on the oxidation film to form a self-lubricating coating, thereby improving the self-lubricating property of the vortex disc and prolonging the service life.
Description
Technical Field
The invention relates to the technical field of scroll plate manufacturing, in particular to a self-lubricating scroll plate and a manufacturing method thereof.
Background
In fields such as domestic air conditioner, vehicle air conditioner, some gas supply systems, vortex machinery such as scroll compressor is used extensively, it mainly comprises vortex driving disk and the quiet dish of vortex to its transmission part, vortex driving disk and the quiet dish of vortex are formed by lightweight aluminum alloy through precision machining, scroll compressor uses certain lubricating oil usually, thereby compressor work efficiency has been reduced, and the service condition in many fields can't provide good lubrication condition for moving quiet vortex dish friction pair, this makes the lubrication effect of vortex dish poor, simultaneously based on the vice frictional wear inefficacy characteristics of a pair of friction, the vortex dish is easy wearing and tearing, reduce its performance and life.
Disclosure of Invention
The invention provides a self-lubricating type scroll and a manufacturing method thereof.
In order to solve the technical problems, the invention adopts the following technical scheme:
the utility model provides a self-lubricating formula vortex dish, includes the vortex dish body, be provided with the oxide film on the surface of vortex dish body, be provided with a plurality of corrosion holes on the oxide film, be provided with self-lubricating coating on the surface of oxide film, the thickness of oxide film is 1 with the degree of depth ratio in aperture: 1
Furthermore, the corrosion hole is in a honeycomb shape, and the pore diameter is 300-500 nm.
Further, the hardness of the oxide film is 350-500HV, and the thickness of the oxide film is 20-50 μm.
Further, the thickness of the self-lubricating coating is 10-40 μm.
A method of manufacturing a self-lubricating scroll comprising the steps of:
processing a metal material into a vortex disc;
carrying out oxidation treatment on the surface of the vortex disc to form an oxide film;
coating a high molecular polymer coating on the outer surface of the oxidized vortex disc;
and finally, drying and curing the vortex disc coated with the high molecular polymer to form the self-lubricating coating.
Further, the specific method for performing oxidation treatment on the surface of the scroll comprises the following steps: the method comprises the steps of placing a scroll plate in an oxidation device with electrolyte, controlling the oxidation temperature to be-6-20 ℃, oxidizing the scroll plate after applying current, and forming a honeycomb-shaped oxidation film on the outer surface of the scroll plate, wherein the thickness of the oxidation film is 15-50 mu m, and the processing precision of a workpiece can be maintained to a greater extent through low-temperature oxidation.
Further, the specific method for coating the high molecular polymer coating on the outer surface of the oxidized scroll comprises the following steps: preparing a high molecular polymer coating from a high molecular material, fluoroplastic, a solid lubricant and an inorganic substance, and coating the high molecular polymer coating on an oxide film, wherein
The polymer material is one, two or three of three materials of heteronaphthalene biphenyl polyether sulfone, heteronaphthalene biphenyl polyether ketone and heteronaphthalene biphenyl polyether sulfone ketone;
the fluoroplastic is at least one of copolymer materials such as polytetrafluoroethylene, polyether ether ketone and the like;
the solid lubricant is at least one of molybdenum disulfide, graphite and calcium fluoride;
the inorganic substance is at least one of silicon carbide, titanium dioxide, silicon dioxide and aluminum oxide.
Further, the specific method for drying and curing the vortex disc coated with the high molecular polymer comprises the following steps:
s1, drying the vortex disc coated with the high molecular polymer for the first time;
and S2, performing secondary drying on the dried scroll.
Further, the drying process is carried out at the drying temperature of 150 ℃ and the drying time of 250 ℃ for 2-3 h.
Further, the heating and curing process is carried out at the drying temperature of 350-400 ℃ for 1-2 h.
Compared with the prior art, the invention has the beneficial effects that:
the invention carries out oxidation treatment on the vortex disc, the formed oxide film is honeycomb-shaped (the outer surface of the oxide film is provided with corrosion holes in honeycomb shape), and the depth ratio of the thickness of the oxide film to the aperture is 1: 1, namely, the corrosion holes are not subjected to hole sealing treatment, can be used for accommodating a self-lubricating coating, and can be anchored on the surface of the scroll plate, so that the scroll plate and the self-lubricating coating have higher bonding strength, and the high-molecular polymer coating is coated on the oxide film to form the self-lubricating coating, so that the self-lubricating property of the scroll plate is improved, and the service life is prolonged; the aperture of the corrosion hole is 300-500nm, and when the corrosion hole is in the range, the corrosion hole does not have adverse effect on the strength of the oxide film, so that the self-lubricating type scroll plate has higher structural stability; the hardness of the oxide film is 350-500HV, the oxide film has high wear resistance, the thickness of the oxide film is 20-50 mu m, the pore diameter depth of corrosion pores formed under the thickness can effectively anchor the self-lubricating coating, and the thickness of the self-lubricating coating is 10-40 mu m, so that the self-lubricating coating has good antifriction and wear resistance properties.
Drawings
FIG. 1 is a diagram of a scroll construction according to the present invention;
FIG. 2 is a structural view of an oxide film and a self-lubricating coating according to the present invention;
FIG. 3 is a flow chart of the manufacturing method of the present invention.
Detailed Description
A preferred embodiment of the present invention will be described in detail below with reference to the accompanying drawings.
As shown in fig. 1-2, a self-lubricating type scroll comprises a scroll body 1, wherein an oxide film 2 is arranged on the outer surface of the scroll body, a plurality of corrosion holes 201 are arranged on the oxide film, the corrosion holes are honeycomb-shaped, the pore diameter is 400nm, the hardness of the oxide film is 500HV, the self-lubricating type scroll has a high wear-resistant characteristic, and the thickness ratio of the corrosion hole depth to the oxide film is 1: 1 (namely, no hole sealing treatment), the thickness of the oxide film is 40 mu m, a self-lubricating coating 3 is arranged on the outer surface of the oxide film, the self-lubricating property of the scroll is improved, the service life is prolonged, the thickness of the self-lubricating coating is 20 mu m, and the self-lubricating coating has good antifriction and wear-resistant properties.
As shown in fig. 3, a method for manufacturing a self-lubricating type scroll includes the steps of:
step one, forging and forming an aluminum alloy material, and then processing the aluminum alloy material into a vortex disc with high precision, wherein the profile degree of the vortex disc is 15 mu m;
and step two, placing the scroll in an oxidation device with electrolyte, controlling the oxidation temperature to be 10 degrees, and maintaining the processing precision of the workpiece to a large extent by low-temperature oxidation, wherein the scroll is used as an anode and is completely immersed in the electrolyte, the scroll is oxidized under the condition of impressed current, an oxide film is formed on the outer surface of the scroll, the thickness of the oxide film is controlled to be 40 mu m by controlling the oxidation time and the concentration of the electrolyte, the hardness of the oxide film is 500HV, honeycomb-hole-shaped corrosion holes are formed on the oxide film, the aperture of the corrosion holes is controlled to be 400nm by controlling the thickness of the oxide film (the aperture refers to the maximum size of the upper port of the corrosion holes in the radial direction), and the ratio of the depth of the corrosion holes to the thickness of the oxide film is 1: 1 (the ratio of the depth of the corrosion hole to the thickness of the oxide film is controlled by the concentration of the electrolyte, the depth of the corrosion hole refers to the axial vertical distance between two ends of the corrosion hole), and the ratio of the depth of the corrosion hole to the thickness of the oxide film is 1: 1, hole sealing treatment is not carried out, meanwhile, the depth of the hole diameter is 40 mu m, the corrosion hole can be used for accommodating a self-lubricating coating, and the self-lubricating coating can be anchored on the surface of the scroll plate, so that the scroll plate and the self-lubricating coating have higher bonding strength;
preparing a high polymer coating by using a high polymer material, a fluoroplastic, a solid lubricant and an inorganic substance, wherein the high polymer material is selected from the group consisting of 30% of heteronaphthalene biphenyl polyether sulfone and 20% of heteronaphthalene biphenyl polyether ketone, the fluoroplastic is selected from the group consisting of 42% of polytetrafluoroethylene, and the solid lubricant is selected from the group consisting of a solid lubricant and an inorganic substance; the solid lubricant is molybdenum disulfide, and the proportion of the molybdenum disulfide is 5%; the inorganic matter selects silicon carbide, the proportion ratio of the silicon carbide is 3%, a high molecular polymer coating is sprayed on the surface of an oxide film through static electricity, the coating extends downwards to fill in corrosion holes and form a self-lubricating extension film on the surface, a self-lubricating transfer film is formed on a composite high molecular coating in the running process, the high-precision adjustment of gaps can be realized, and meshing gaps are reduced to the maximum extent, so that the composite high molecular coating has good antifriction and wear-resistant characteristics, the efficiency of a compressor is improved, in addition, the bonding strength between the self-lubricating extension film and a scroll plate can be improved through selecting the size of the corrosion holes, the self-lubricating coating can be anchored in honeycomb-shaped corrosion holes better through controlling the size of the corrosion holes, the scroll plate and the self-lubricating coating have higher bonding strength, and the scroll plate of the self-lubricating coating has higher structural stability;
and step four, drying the vortex disc coated with the high molecular polymer at the drying temperature of 200 ℃ for 3 hours, heating and curing after fully volatilizing the solvent, wherein the drying temperature is 380 ℃, curing after heating for 1 hour, forming a self-lubricating coating after sintering treatment, naturally cooling the self-lubricating wear-resistant coating, and forming a molten state with the bonding surface of the metal substrate, wherein the thickness of the self-lubricating coating is 20 microns, so that the self-lubricating property of the vortex disc is improved, the vortex disc has good antifriction and wear-resistant characteristics, and the service life is prolonged.
Table one: oxidizing the sample to form an oxide film, wherein the thickness of the oxide film is 40 micrometers, the experimental time is 48 hours, and the abrasion loss of the sample is tested by an MMU-12 end face friction abrasion tester when the oxide film has different hardness;
| hardness of oxide film (HV) | Amount of wear (μm) | |
| Comparative example 1 | 345 | 40 |
| Comparative example 2 | 349 | 38.6 |
| Example 1 | 350 | 35 |
| Example 2 | 400 | 33.8 |
| Example 3 | 500 | 34 |
| Comparative example 3 | 501 | 38 |
| Comparative example 4 | 502 | 41.3 |
In the table, the abrasion amount of the sample member in the same experiment time is measured when the oxide film hardness is lower than 350HV in comparative examples 1-2, the abrasion amount of the sample member in the same experiment time is measured when the oxide film hardness is 350-500HV in examples 1-3, the abrasion amount of the sample member in the same experiment time is measured when the oxide film hardness is higher than 500HV in comparative examples 3-4, and the abrasion amount is the lowest when the oxide film hardness is 350-500 HV.
Table two: oxidizing the sample piece to form an oxide film, wherein the hardness of the oxide film is 500HV, the thickness of the oxide film is 40 μm, the experimental time is 48h, and performing an abrasion loss experiment on the sample piece coated with the self-lubricating coatings with different thicknesses through an MMU-12 end surface friction abrasion tester;
in Table two, comparative examples 1 to 2 show the wear amount of the sample piece in the same test period when the thickness of the self-lubricating coating is less than 10 μm, examples 1 to 3 show the wear amount of the sample piece in the same test period when the thickness of the self-lubricating coating is 10 to 40 μm, and comparative examples 3 to 4 show the wear amount of the sample piece in the same test period when the thickness of the self-lubricating coating is more than 40 μm, and the wear amount is the lowest when the thickness of the self-lubricating coating is 10 to 40 μm.
Table three: oxidizing a sample to form an oxide film, coating a self-lubricating coating on the oxide film, wherein the thickness of the oxide film is 500HV, and performing an experiment on the abrasion loss and the service life of the sample by using an MMU-12 end surface friction abrasion tester when the hardness of the oxide film is different and the thickness of the self-lubricating coating is different;
according to the experimental data in Table I, comparative example 1-2 is experimental data of the abrasion amount and the service life of the sample when the hardness of the oxide film is less than 350HV and the thickness of the self-lubricating coating is less than 10 μm, example 1-3 is experimental data of the abrasion amount and the service life of the sample when the hardness of the oxide film is more than 350-500HV and the thickness of the self-lubricating coating is 10-40 μm, comparative example 1-2 is experimental data of the abrasion amount and the service life of the sample when the hardness of the oxide film is more than 500HV and the thickness of the self-lubricating coating is more than 40 μm, and the abrasion amount of the sample is the lowest and the service life is the longest when the hardness of the oxide film is 350-500HV and the thickness of the self-lubricating coating is 10-40 μm.
The above-mentioned embodiments are merely illustrative of the preferred embodiments of the present invention, and do not limit the scope of the present invention, and various modifications and improvements made to the technical solution of the present invention by those skilled in the art without departing from the spirit of the present invention should fall within the protection scope defined by the claims of the present invention.
Claims (10)
1. The utility model provides a self-lubricating formula vortex dish, includes the vortex dish body, be provided with the oxide film on the surface of vortex dish body, be provided with a plurality of corrosion holes on the oxide film, be provided with self-lubricating coating on the surface of oxide film, the thickness of oxide film is 1 with the degree of depth ratio in aperture: 1.
2. the self-lubricating scroll of claim 1, wherein the corrosion holes are honeycomb-shaped and have a pore size of 300-500 nm.
3. The self-lubricating scroll plate of claim 1, wherein the oxide film has a hardness of 350-500HV and a thickness of 20-50 μm.
4. The self-lubricating scroll plate of claim 1, wherein the self-lubricating coating has a thickness of 10-40 μ ι η.
5. A method of manufacturing a self-lubricating scroll comprising the steps of:
processing a metal material into a vortex disc;
carrying out oxidation treatment on the surface of the vortex disc to form an oxide film;
coating a high molecular polymer coating on the outer surface of the oxidized vortex disc;
and finally, drying and curing the vortex disc coated with the high molecular polymer to form the self-lubricating coating.
6. The method of manufacturing a self-lubricating scroll according to claim 5, wherein the surface of the scroll is oxidized by placing the scroll in an oxidation apparatus having an electrolyte, the oxidation temperature is controlled to-6 ~ 20 °, the scroll is oxidized by applying a current, and an oxide film having a thickness of 15 to 50 μm and a plurality of corrosion holes is formed on the outer surface of the scroll.
7. The method for manufacturing a self-lubricating scroll according to claim 5, wherein the specific method for coating the outer surface of the scroll subjected to the oxidation treatment with the high molecular polymer coating material is: preparing a high molecular polymer coating from a high molecular material, fluoroplastic, a solid lubricant and an inorganic substance, and coating the high molecular polymer coating on an oxide film, wherein
The polymer material is one, two or three of three materials of heteronaphthalene biphenyl polyether sulfone, heteronaphthalene biphenyl polyether ketone and heteronaphthalene biphenyl polyether sulfone ketone;
the fluoroplastic is at least one of copolymer materials such as polytetrafluoroethylene, polyether ether ketone and the like;
the solid lubricant is at least one of molybdenum disulfide, graphite and calcium fluoride;
the inorganic substance is at least one of silicon carbide, titanium dioxide, silicon dioxide and aluminum oxide.
8. The method for manufacturing a self-lubricating scroll according to claim 5, wherein the specific method for drying and curing the scroll coated with the high molecular polymer is:
s1, drying the vortex disc coated with the high molecular polymer;
and S2, heating and curing the dried scroll plate.
9. The method for manufacturing a self-lubricating scroll plate according to claim 8, wherein the drying process is carried out at a drying temperature of 150 ℃ and 250 ℃ for a drying time of 2-3 h.
10. The method for manufacturing a self-lubricating scroll plate according to claim 8, wherein the heat curing process is performed at a drying temperature of 350-400 ℃ for 1-2 h.
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| Application Number | Priority Date | Filing Date | Title |
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| CN201910936766.3A CN110630492A (en) | 2019-09-29 | 2019-09-29 | Self-lubricating type scroll plate and manufacturing method thereof |
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| CN201910936766.3A CN110630492A (en) | 2019-09-29 | 2019-09-29 | Self-lubricating type scroll plate and manufacturing method thereof |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| KR102395127B1 (en) * | 2021-11-29 | 2022-05-09 | (주)대한스프레이시스템 | Coating methods for scroll compressor and thereof coating device |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2519859Y (en) * | 2002-01-08 | 2002-11-06 | 广州万宝压缩机有限公司 | Vortex compressor |
| CN2782981Y (en) * | 2004-12-31 | 2006-05-24 | 上海三电贝洱汽车空调有限公司 | Sloping can plate of compressor |
| CN101503995A (en) * | 2009-02-26 | 2009-08-12 | 浙江长盛滑动轴承有限公司 | Self-lubricating wear-resistant coating swash plate and technique for producing the same |
| CN105369100A (en) * | 2015-12-21 | 2016-03-02 | 常熟市制冷压缩机铸件厂 | Aluminum alloy material used for manufacturing cylinder seat of refrigerator compressor |
| CN110050124A (en) * | 2016-11-29 | 2019-07-23 | 松下电器制冷装置新加坡 | Refrigeration compressor and the refrigeration equipment/refrigerating equipment for using the refrigeration compressor |
-
2019
- 2019-09-29 CN CN201910936766.3A patent/CN110630492A/en active Pending
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2519859Y (en) * | 2002-01-08 | 2002-11-06 | 广州万宝压缩机有限公司 | Vortex compressor |
| CN2782981Y (en) * | 2004-12-31 | 2006-05-24 | 上海三电贝洱汽车空调有限公司 | Sloping can plate of compressor |
| CN101503995A (en) * | 2009-02-26 | 2009-08-12 | 浙江长盛滑动轴承有限公司 | Self-lubricating wear-resistant coating swash plate and technique for producing the same |
| CN105369100A (en) * | 2015-12-21 | 2016-03-02 | 常熟市制冷压缩机铸件厂 | Aluminum alloy material used for manufacturing cylinder seat of refrigerator compressor |
| CN110050124A (en) * | 2016-11-29 | 2019-07-23 | 松下电器制冷装置新加坡 | Refrigeration compressor and the refrigeration equipment/refrigerating equipment for using the refrigeration compressor |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| KR102395127B1 (en) * | 2021-11-29 | 2022-05-09 | (주)대한스프레이시스템 | Coating methods for scroll compressor and thereof coating device |
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