CN111852814A - Piston air compressor lubricating system - Google Patents
Piston air compressor lubricating system Download PDFInfo
- Publication number
- CN111852814A CN111852814A CN202010652331.9A CN202010652331A CN111852814A CN 111852814 A CN111852814 A CN 111852814A CN 202010652331 A CN202010652331 A CN 202010652331A CN 111852814 A CN111852814 A CN 111852814A
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- Prior art keywords
- bearing
- oil
- oil storage
- storage cavity
- grease
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- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
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- 230000001050 lubricating effect Effects 0.000 title claims abstract description 31
- 239000004519 grease Substances 0.000 claims abstract description 53
- 239000010687 lubricating oil Substances 0.000 claims abstract description 52
- 239000003921 oil Substances 0.000 claims description 116
- 238000005461 lubrication Methods 0.000 claims description 25
- 238000007789 sealing Methods 0.000 claims description 10
- 230000000149 penetrating effect Effects 0.000 claims description 3
- 238000012423 maintenance Methods 0.000 abstract description 10
- 230000002035 prolonged effect Effects 0.000 description 4
- 101150038956 cup-4 gene Proteins 0.000 description 3
- 239000000047 product Substances 0.000 description 2
- 238000005299 abrasion Methods 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000010276 construction Methods 0.000 description 1
- 238000007599 discharging Methods 0.000 description 1
- 239000012530 fluid Substances 0.000 description 1
- 239000000314 lubricant Substances 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 239000013589 supplement Substances 0.000 description 1
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 1
Images
Classifications
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
- F04B—POSITIVE-DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS
- F04B27/00—Multi-cylinder pumps specially adapted for elastic fluids and characterised by number or arrangement of cylinders
- F04B27/08—Multi-cylinder pumps specially adapted for elastic fluids and characterised by number or arrangement of cylinders having cylinders coaxial with, or parallel or inclined to, main shaft axis
- F04B27/10—Multi-cylinder pumps specially adapted for elastic fluids and characterised by number or arrangement of cylinders having cylinders coaxial with, or parallel or inclined to, main shaft axis having stationary cylinders
- F04B27/1036—Component parts, details, e.g. sealings, lubrication
- F04B27/109—Lubrication
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
- F04B—POSITIVE-DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS
- F04B27/00—Multi-cylinder pumps specially adapted for elastic fluids and characterised by number or arrangement of cylinders
- F04B27/08—Multi-cylinder pumps specially adapted for elastic fluids and characterised by number or arrangement of cylinders having cylinders coaxial with, or parallel or inclined to, main shaft axis
- F04B27/10—Multi-cylinder pumps specially adapted for elastic fluids and characterised by number or arrangement of cylinders having cylinders coaxial with, or parallel or inclined to, main shaft axis having stationary cylinders
- F04B27/1036—Component parts, details, e.g. sealings, lubrication
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
- F04B—POSITIVE-DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS
- F04B27/00—Multi-cylinder pumps specially adapted for elastic fluids and characterised by number or arrangement of cylinders
- F04B27/08—Multi-cylinder pumps specially adapted for elastic fluids and characterised by number or arrangement of cylinders having cylinders coaxial with, or parallel or inclined to, main shaft axis
- F04B27/10—Multi-cylinder pumps specially adapted for elastic fluids and characterised by number or arrangement of cylinders having cylinders coaxial with, or parallel or inclined to, main shaft axis having stationary cylinders
- F04B27/1036—Component parts, details, e.g. sealings, lubrication
- F04B27/1054—Actuating elements
- F04B27/1063—Actuating-element bearing means or driving-axis bearing means
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
- F04B—POSITIVE-DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS
- F04B27/00—Multi-cylinder pumps specially adapted for elastic fluids and characterised by number or arrangement of cylinders
- F04B27/08—Multi-cylinder pumps specially adapted for elastic fluids and characterised by number or arrangement of cylinders having cylinders coaxial with, or parallel or inclined to, main shaft axis
- F04B27/10—Multi-cylinder pumps specially adapted for elastic fluids and characterised by number or arrangement of cylinders having cylinders coaxial with, or parallel or inclined to, main shaft axis having stationary cylinders
- F04B27/1036—Component parts, details, e.g. sealings, lubrication
- F04B27/1081—Casings, housings
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Compressors, Vaccum Pumps And Other Relevant Systems (AREA)
- Compressor (AREA)
Abstract
The invention discloses a lubricating system of a piston type air compressor, and relates to the technical field of air compressors. The lubricating device comprises a first lubricating cavity for providing lubricating oil or grease for a first bearing, wherein the first bearing is arranged in a cylinder body and sleeved with a support and rotary connection main shaft; the second lubricating cavity is used for providing lubricating oil or grease for a second bearing, a third bearing, a fourth bearing and a fifth bearing, and the second bearing is arranged in the end cover and is sleeved with a support to be connected with the main shaft; the third bearing is arranged between the surfaces of the end cover and the swash plate in contact connection, the fourth bearing is arranged between the planetary plate and the surfaces of the swash plate in contact connection, and the fifth bearing is arranged in the planetary plate and connected with the swash plate in a sleeved mode. The lubricating system can lubricate each bearing part in the oil-free piston type air compressor, reduce the noise of the whole machine, prolong the service life and the maintenance period of the whole machine, and reduce the maintenance and repair cost.
Description
Technical Field
The invention relates to the technical field of lubrication, in particular to a lubricating system of a piston type air compressor.
Background
An air compressor is a device for compressing gas. Air compressors are similar in construction to water pumps, most of which are reciprocating piston type, rotating vane type or rotating screw. The piston type air compressor has wide application range, strong reliability and simple maintenance. The piston type air compressor is also provided with an oil-free piston type air compressor, and the compressed air is cleaner without oil. However, the problem of poor lubricity of the oil-free piston type air compressor generally exists, and the lubricating conditions of each bearing part and each connecting rod piston part in the compressor are poor, so that the friction force of each part is large, the noise is large, the service life is short, and the maintenance cost is high.
Disclosure of Invention
The invention aims to solve the technical problem of providing a lubricating system of a piston type air compressor, which can lubricate each bearing in the oil-free piston type air compressor, prolong the service life and the maintenance period of the whole machine and reduce the maintenance and repair cost.
In order to solve the technical problems, the technical scheme adopted by the invention is as follows: a piston air compressor lubrication system comprising: a first lubrication chamber for supplying a first bearing with lubricating oil or grease; the first bearing is arranged in the cylinder body and is sleeved with a support and rotatably connected with the main shaft; the first lubricating cavity comprises a first oil storage cavity arranged along the central line of the main shaft and a second oil storage cavity, the second oil storage cavity is a closed space formed between a sealing element connected with the cylinder body and the main shaft, the first oil storage cavity is communicated with the second oil storage cavity, and the second oil storage cavity is communicated with the first bearing;
The second lubricating cavity is used for providing lubricating oil or grease for the second bearing, the third bearing, the fourth bearing and the fifth bearing; the second bearing is arranged in the end cover and is sleeved with the support to be connected with the main shaft; the third bearing is arranged between the end cover and a surface in contact connection with the swash plate, the swash plate is sleeved and connected with the main shaft, and the swash plate is in rotating connection with the end cover through the third bearing; the fourth bearing is arranged between the surfaces of the planetary plate in contact connection with the swash plate, the fifth bearing is arranged in the planetary plate and is sleeved with the swash plate, and the planetary plate is rotationally connected with the swash plate through the fourth bearing and the fifth bearing;
the second lubricating cavity comprises a third oil storage cavity and a fourth oil storage cavity, the third oil storage cavity is arranged in the swash plate and communicated with the fourth oil storage cavity, the first oil storage cavity is communicated with the third oil storage cavity, and the fourth oil storage cavity is a closed space formed after the swash plate and the end cover are assembled; the fourth oil storage chamber supplies lubricating oil or grease to the second bearing and the third bearing; the second lubricating cavity further comprises a fifth oil storage cavity, the fifth oil storage cavity is an airtight space formed after the planetary disc and the swash plate are assembled, the fifth oil storage cavity is formed by the fourth bearing and the fifth bearing, and the fifth oil storage cavity is communicated with the third oil storage cavity.
Preferably, the fourth oil storage cavity also provides lubricating oil or grease for the hinged part of the connecting rod and the planetary plate.
Preferably, a first channel is arranged along the length direction of the connecting rod, and the first channel penetrates through the connecting rod.
Preferably, on the planet dish, the connecting rod with the articulated department of planet dish be equipped with the second passageway of fourth bearing UNICOM, lubricating oil or fat in the fifth oil storage chamber passes through behind the fourth bearing again through the second passageway gets into the articulated department of connecting rod and planet dish, pass through again first passageway gets into the articulated department of connecting rod and piston.
Preferably, a first oil cup is arranged on the sealing element, and lubricating oil or grease is injected into the second oil storage cavity through the first oil cup.
Preferably, a second oil cup is arranged on the swash plate, and lubricating oil or grease is injected into the third oil storage cavity through the second oil cup.
Preferably, an air inlet is formed in the end cover, and a person can add lubricating oil or grease to the second oil cup through the air inlet.
Preferably, an exhaust port is formed in the planetary plate and communicated with the fifth oil storage cavity.
Adopt the produced beneficial effect of above-mentioned technical scheme to lie in:
1. The first lubricating cavity is composed of a first oil storage cavity on the main shaft and a second oil storage cavity formed by a gap generated by assembling between the sealing element and the main shaft, the volume of the first lubricating cavity is enlarged as much as possible under the condition of ensuring compact structure, enough lubricating oil/grease is stored in the first lubricating cavity, the maintenance period of the first bearing is prolonged, the service life of the first bearing is prolonged, and the use and maintenance cost is reduced.
2. On the premise of ensuring compact structure, a second lubricating cavity is formed by the assembly gap between the end cover and the swash plate, the assembly gap between the planetary plate and the swash plate and the cavity arranged inside the higher position of the swash plate, lubricating oil or grease is filled in the second lubricating cavity, continuous lubrication of each bearing component in the cylinder body is realized, and the service life of each bearing component is prolonged.
3. The second channel is communicated with the second lubricating cavity and the hinged position of the connecting rod and the planetary plate, so that lubricating oil or grease in the second lubricating cavity flows to the hinged position, and the lubricating oil or grease at the hinged position of the connecting rod and the planetary plate flows to the hinged position of the connecting rod and the piston along the first channel penetrating through the connecting rod by utilizing the motion inertia of the connecting rod, so that continuous lubrication at two ends of the connecting rod is realized, the abrasion at two ends of the connecting rod is reduced, and the service life is prolonged.
4. Be equipped with the air inlet on the end cover, during air compressor maintenance, pour into lubricating oil or fat into to the second oil cup that sets up on the sloping cam plate through the air inlet to supply lubricating oil or fat to second lubricated chamber, make things convenient for personnel's maintenance operation.
5. The planetary plate is provided with the exhaust port, the temperature rises along with the operation of the compressor, the air in the oil storage cavity expands, redundant gas can be discharged from the exhaust port, the phenomenon that lubricating oil or grease flows out due to the fact that the pressure rises after the air in the oil storage cavity expands is prevented, meanwhile, the vacuum degree generated in the oil storage cavity after the lubricating oil or grease in the oil storage cavity is consumed is reduced, and the fluidity of the lubricating oil or grease in the oil storage cavity is increased.
Drawings
FIG. 1 is a schematic cross-sectional view of the present invention;
in the figure: 1. a first oil storage chamber; 2. a second oil storage chamber; 3. a seal member; 4. a first oil cup; 5. a first bearing; 6. a main shaft; 7. a fifth bearing; 8. a fifth oil storage chamber; 9. a planetary plate; 10. a fourth bearing; 11. a third bearing; 12. a fourth oil storage chamber; 13. a second bearing; 14. a third oil storage chamber; 15. an end cap; 16. a swash plate; 17. a second oil cup; 18. an air inlet; 19. a second channel; 20. a first channel; 21. a connecting rod; 22. a cylinder body; 23. a piston; 24. and (7) an exhaust port.
Detailed Description
The technical solutions in the embodiments of the present application will be clearly and completely described below with reference to the drawings in the embodiments of the present application, and it is obvious that the described embodiments are only a part of the embodiments of the present application, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present application.
As shown in fig. 1, a piston type air compressor lubrication system includes a first lubrication chamber for supplying a first bearing 5 with lubricating oil or grease; the first bearing 5 is a needle bearing, is arranged in the cylinder body 22 and is sleeved with the supporting and rotating main shaft 6; the first lubricating cavity comprises a first oil storage cavity 1 arranged along the central line of the main shaft 6 and a second oil storage cavity 2, and the second oil storage cavity 2 is a closed space formed between a sealing element 3 connected with the cylinder body 22 and the main shaft 6. An O-shaped ring is arranged between the sealing element 3 and the cylinder body 22 to ensure the axial sealing of the second oil storage cavity 2 at the side of the sealing element 3, the first oil storage cavity 1 is communicated with the second oil storage cavity 2, the second oil storage cavity 2 is communicated with the first bearing 5, the first bearing 5 is always contacted with lubricating oil or grease in the first lubricating cavity, and an oil seal is arranged at the position of the first bearing 5 to prevent the leakage of the lubricating oil or grease. The lubricating oil or grease in the second cavity is always kept in contact with the end face of the first bearing 5, and lubrication of the first bearing 5 is achieved. The first oil cup 4 is arranged on the sealing element 3, and when the lubricating oil or grease in the first lubricating cavity is consumed, the lubricating oil or grease can be replenished to the first lubricating cavity through the first oil cup 4.
A second lubrication chamber for supplying lubricating oil or grease to the second bearing 13, the third bearing 11, the fourth bearing 10 and the fifth bearing 7; the second bearing 13 is a needle bearing, is arranged in the end cover 15 and is sleeved with the support connecting main shaft 6, and the first bearing 5 and the second bearing 13 jointly support the main shaft 6 so that the main shaft 6 rotates under the action of the motor; the third bearing 11 is a thrust bearing, and is provided between the end cover 15 and the surface of the swash plate 16 in contact therewith, so that the swash plate 16 can rotate relative to the end cover 15. The fourth bearing 10 is a thrust bearing and is arranged between the contact and connection surfaces of the planetary plate 9 and the swash plate 16, the fifth bearing 7 is a ball bearing and is arranged in the planetary plate 9 and sleeved with the swash plate 16, and the planetary plate 9 is rotatably connected with the swash plate 16 through the fourth bearing 10 and the fifth bearing 7. The swash plate 16 is sleeved and fixedly connected with the main shaft 6, and the main shaft 6 rotates to drive the swash plate 16 to rotate.
The second lubricating cavity comprises a third oil storage cavity 14 and a fourth oil storage cavity 12, and the third oil storage cavity 14 is arranged at the position where the size of the swash plate 16 is larger and is formed by a hollow cavity inside the swash plate 16. The third reservoir chamber 14 also communicates with the first reservoir chamber 1. The fourth oil storage chamber 12 is a closed space formed after the swash plate 16 and the end cover 15 are assembled, and an oil seal is arranged outside the third bearing 11 on the plane where the swash plate 16 and the end cover 15 are assembled to prevent lubricating oil or grease from leaking radially. In the axial direction, an oil seal is provided at the second bearing 13 to prevent the lubricating oil or grease from leaking in the axial direction. The gap between the end cover 15 and the main shaft 6 enables the lubricating oil or grease in the fourth oil storage chamber 12 to be always in contact with the second bearing 13, and the gap between the end cover 15 and the swash plate 16 enables the lubricating oil or grease in the fourth oil storage chamber 12 to be always in contact with the third bearing 11, so that the second bearing 13 and the third bearing 11 are lubricated.
The second lubricating cavity further comprises a fifth oil storage cavity 8, the fifth oil storage cavity 8 is a closed space formed after the planetary plate 9 and the swash plate 16 are assembled, and lubricating oil or grease in the fifth oil storage cavity 8 is always in contact with the fourth bearing 10 and the fifth bearing 7 to complete the lubrication of the fourth bearing 10 and the fifth bearing 7. The fourth bearing 10 is provided with an oil seal to prevent the leakage of lubricating oil or grease from the contact surface between the planetary plate 9 and the swash plate 16. The fifth bearing 7 adopts a ball bearing with a sealing ring on one surface, and lubricating oil or grease is prevented from leaking from the fifth bearing 7. The fourth oil storage chamber 12 and the fifth oil storage chamber 8 are communicated with the third oil storage chamber 14 respectively. An air inlet 18 is arranged on the end cover 15, a second oil cup 17 is arranged at a corresponding position on the swash plate 16, and when the swash plate 16 rotates to positively flush the second oil cup 17, a person can supplement and fill lubricating oil or grease into the third oil storage cavity 14 through the air inlet 18 by using the second oil cup 17.
The fifth oil storage cavity 8 also provides lubricating oil or grease for the hinged parts of the connecting rods 21 and the planetary discs 9, a second channel 19 communicated with the fourth bearing 10 is arranged at the hinged part of each connecting rod 21 and the planetary discs 9, and the lubricating oil or grease in the fifth oil storage cavity 8 passes through the fourth bearing 10 and then enters the hinged part of the connecting rod 21 and the planetary discs 9 through the second channel 19 for lubrication. A first channel 20 penetrating through the connecting rod 21 is arranged along the length direction of the connecting rod 21, and redundant lubricating oil or grease at the hinged part of the connecting rod 21 and the planetary plate 9 enters the hinged part of the connecting rod 21 and the piston 23 through the first channel 20 for lubrication. The lubricant or grease in the first passage 20 is constantly entering the hinge joint thereof by the inertia of the movement of the piston 23 and the connecting rod 21.
An exhaust port 24 is formed in the planetary plate 9, the exhaust port 24 is communicated with the fifth oil storage cavity 8, and an exhaust valve is mounted on the exhaust port 24. The lubricating oil and grease overflow caused by the rise of the air expansion pressure in the fifth oil storage cavity 8 along with the rise of the operating temperature of the compressor is prevented, the vacuum degree generated by the oil storage cavity after the oil and grease are lost is eliminated, the fluidity of the lubricating oil and grease in the oil storage cavity is increased, and the lubrication is smoother.
The lubricating oil or grease in the invention can adopt No. 2000 lubricating oil or semi-fluid lubricating grease, and the lubricating oil or grease automatically flows by utilizing the motion inertia of each part to complete lubrication. Before the product is used, each oil storage cavity is filled with lubricating oil or grease. After the product runs for a period of time, the respective oil storage chambers are replenished with lubricating oil or grease through the first oil cup 4 and the second oil cup 17. Air enters the end cap 15 from the air inlet 18, then enters the cylinder 22, and finally exits the piston 23, as indicated by the arrows in fig. 1. In the process of air entering and discharging, lubricating oil or grease is not contacted, and the compressed air is clean and does not carry oil.
The above description is only for the preferred embodiment of the present invention, but the scope of the present invention is not limited thereto, and any person skilled in the art should be able to cover the technical scope of the present invention and the equivalent alternatives or modifications according to the technical solution and the inventive concept of the present invention within the technical scope of the present invention.
Claims (8)
1. A piston air compressor lubrication system, comprising:
a first lubrication chamber for supplying a first bearing (5) with lubricating oil or grease; the first bearing (5) is arranged in the cylinder body (22) and sleeved with a support and rotary connection main shaft (6);
the first lubricating cavity comprises a first oil storage cavity (1) arranged along the central line of the main shaft (6) and a second oil storage cavity (2), the second oil storage cavity (2) is a closed space formed between a sealing element (3) connected with the cylinder body (22) and the main shaft (6), the first oil storage cavity (1) is communicated with the second oil storage cavity (2), and the second oil storage cavity (2) is communicated with the first bearing (5);
the second lubrication cavity is used for providing lubricating oil or grease for the second bearing (13), the third bearing (11), the fourth bearing (10) and the fifth bearing (7); the second bearing (13) is arranged in the end cover (15) and is sleeved with the main shaft (6) in a supporting manner; the third bearing (11) is arranged between the end cover (15) and a surface in contact connection with the swash plate (16), the swash plate (16) is sleeved and connected with the main shaft (6), and the swash plate (16) is rotatably connected with the end cover (15) through the third bearing (11); the fourth bearing (10) is arranged between the surfaces of the planetary plate (9) in contact connection with the swash plate (16), the fifth bearing (7) is arranged in the planetary plate (9) and is sleeved with the swash plate (16), and the planetary plate (9) is rotatably connected with the swash plate (16) through the fourth bearing (10) and the fifth bearing (7);
The second lubricating cavity comprises a third oil storage cavity (14) and a fourth oil storage cavity (12), the third oil storage cavity (14) is arranged in the swash plate (16) and communicated with the fourth oil storage cavity (12), the third oil storage cavity (14) is also communicated with the first oil storage cavity (1), and the fourth oil storage cavity (12) is a closed space formed after the swash plate (16) and the end cover (15) are assembled;
the fourth oil storage chamber (12) supplies lubricating oil or grease to the second bearing (13) and the third bearing (11);
the second lubricating cavity further comprises a fifth oil storage cavity (8), and the fifth oil storage cavity (8) is a closed space formed after the planetary plate (9) and the swash plate (16) are assembled; and the fifth oil storage cavity (8) provides lubricating oil or grease for the fourth bearing (10) and the fifth bearing (7), and the fifth oil storage cavity (8) is communicated with the third oil storage cavity (14).
2. A piston air compressor lubrication system as claimed in claim 1, wherein said fourth oil chamber (12) further provides lubrication oil or grease to the hinge of the connecting rod (21) and said planetary plate (9).
3. A piston air compressor lubrication system as claimed in claim 2, wherein a first passage (20) is provided along a length direction of the connecting rod (21), the first passage (20) penetrating the connecting rod (21).
4. A piston air compressor lubrication system as claimed in claim 3, wherein a second passage (19) is provided in the planet disk (9) between the joint of the connecting rod (21) and the planet disk (9) and the fourth bearing (10), and the lubricating oil or grease in the fifth oil storage chamber (8) passes through the fourth bearing (10), then enters the joint of the connecting rod (21) and the planet disk (9) through the second passage (19), and then enters the joint of the connecting rod (21) and the piston (23) through the first passage (20).
5. A piston air compressor lubrication system as claimed in claim 1, wherein a first oil cup (4) is provided on said seal member (3), and lubricating oil or grease is injected into said second oil storage chamber (2) through said first oil cup (4).
6. A piston air compressor lubrication system as claimed in claim 6, wherein a second oil cup (17) is provided on said swash plate (16), through which said third oil storage chamber is filled with lubricating oil or grease.
7. A piston air compressor lubrication system as claimed in claim 1, wherein an air inlet (18) is provided on said end cover (15), and a person adds oil or grease to said second oil cup (17) through said air inlet (18).
8. A piston air compressor lubrication system as claimed in claim 1, wherein a vent port (24) is provided on said planet plate (9), said vent port (24) communicating with said fifth oil reservoir chamber (8).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010652331.9A CN111852814A (en) | 2020-07-08 | 2020-07-08 | Piston air compressor lubricating system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010652331.9A CN111852814A (en) | 2020-07-08 | 2020-07-08 | Piston air compressor lubricating system |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN111852814A true CN111852814A (en) | 2020-10-30 |
Family
ID=73153693
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202010652331.9A Pending CN111852814A (en) | 2020-07-08 | 2020-07-08 | Piston air compressor lubricating system |
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| Country | Link |
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| CN (1) | CN111852814A (en) |
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- 2020-07-08 CN CN202010652331.9A patent/CN111852814A/en active Pending
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| KR101603091B1 (en) * | 2014-09-11 | 2016-03-14 | 주식회사 엔진텍 | Lubrication system for swash plate type expander |
| JP2017150438A (en) * | 2016-02-26 | 2017-08-31 | 株式会社豊田自動織機 | Piston type swash plate compressor |
| CN212838212U (en) * | 2020-07-08 | 2021-03-30 | 河北华本机械有限公司 | Piston air compressor lubricating system |
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