CN114576134A - Pure oilless high-pressure air compressor - Google Patents
Pure oilless high-pressure air compressor Download PDFInfo
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- CN114576134A CN114576134A CN202210264911.XA CN202210264911A CN114576134A CN 114576134 A CN114576134 A CN 114576134A CN 202210264911 A CN202210264911 A CN 202210264911A CN 114576134 A CN114576134 A CN 114576134A
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- air inlet
- motor
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- 230000008878 coupling Effects 0.000 claims abstract description 34
- 238000010168 coupling process Methods 0.000 claims abstract description 34
- 238000005859 coupling reaction Methods 0.000 claims abstract description 34
- 230000005540 biological transmission Effects 0.000 claims abstract description 18
- 230000006835 compression Effects 0.000 claims description 18
- 238000007906 compression Methods 0.000 claims description 18
- 230000017525 heat dissipation Effects 0.000 claims description 14
- 238000007789 sealing Methods 0.000 claims description 9
- 230000001681 protective effect Effects 0.000 claims description 6
- 238000009826 distribution Methods 0.000 claims description 3
- 239000010687 lubricating oil Substances 0.000 description 8
- 238000010586 diagram Methods 0.000 description 5
- 238000001816 cooling Methods 0.000 description 4
- 239000007788 liquid Substances 0.000 description 4
- 230000007246 mechanism Effects 0.000 description 4
- 239000004519 grease Substances 0.000 description 3
- 230000001050 lubricating effect Effects 0.000 description 3
- 238000005461 lubrication Methods 0.000 description 3
- 238000000034 method Methods 0.000 description 3
- 239000010705 motor oil Substances 0.000 description 3
- 230000008569 process Effects 0.000 description 3
- 230000000694 effects Effects 0.000 description 2
- 230000007774 longterm Effects 0.000 description 2
- 238000011084 recovery Methods 0.000 description 2
- 239000000725 suspension Substances 0.000 description 2
- 230000007797 corrosion Effects 0.000 description 1
- 238000005260 corrosion Methods 0.000 description 1
- 125000004122 cyclic group Chemical group 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- -1 i.e. Substances 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 239000003921 oil Substances 0.000 description 1
- 230000008719 thickening Effects 0.000 description 1
- 239000002562 thickening agent Substances 0.000 description 1
- 238000009827 uniform distribution Methods 0.000 description 1
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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
- F04B35/00—Piston pumps specially adapted for elastic fluids and characterised by the driving means to their working members, or by combination with, or adaptation to, specific driving engines or motors, not otherwise provided for
- F04B35/04—Piston pumps specially adapted for elastic fluids and characterised by the driving means to their working members, or by combination with, or adaptation to, specific driving engines or motors, not otherwise provided for the means being electric
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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
- F04B25/00—Multi-stage pumps
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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
- F04B27/04—Multi-cylinder pumps specially adapted for elastic fluids and characterised by number or arrangement of cylinders having cylinders in star- or fan-arrangement
- F04B27/047—Multi-cylinder pumps specially adapted for elastic fluids and characterised by number or arrangement of cylinders having cylinders in star- or fan-arrangement with an actuating element at the outer ends of the cylinders
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02E—REDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
- Y02E60/00—Enabling technologies; Technologies with a potential or indirect contribution to GHG emissions mitigation
- Y02E60/16—Mechanical energy storage, e.g. flywheels or pressurised fluids
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- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Compressors, Vaccum Pumps And Other Relevant Systems (AREA)
Abstract
The invention discloses a pure oil-free high-pressure air compressor, which comprises a compressor and a motor, wherein a magnetic coupling coupler is arranged between the compressor and the motor, the magnetic coupling coupler comprises a flywheel in transmission connection with the motor and a magnetic coupling device, the magnetic coupling device comprises an outer magnetic ring and an inner magnetic ring, the outer magnetic ring is fixedly arranged on the flywheel, a cavity is arranged inside the outer magnetic ring, the inner magnetic ring is arranged in the cavity, the inner magnetic ring is in transmission connection with the compressor, magnets are respectively and uniformly distributed on the inner magnetic ring and the outer magnetic ring in an annular manner, the magnets are arranged at intervals between N poles and S poles, the motor drives the outer magnetic ring to rotate along with the flywheel, and the inner magnetic ring is driven to rotate through magnetic force characteristics to operate the compressor. Through the air control device, the air return of the box body is realized, redundant air in the compressor is discharged into the air inlet pipeline, and the air leakage is avoided. In addition, the coupling of the motor and the compressor is a magnetic coupling, and the motor is not directly contacted with the power machine and the stressed machine of the compressor.
Description
Technical Field
The invention belongs to the technical field of air compressors, and particularly relates to a pure oil-free high-pressure air compressor.
Background
An oil-free compressor refers to a compressor that does not use lubricating oil, i.e., liquid engine oil, in the compressor cylinder. The crankcase of the pure oilless compressor is of a dry structure, and the large and small holes of the connecting rod and the front and rear main bearings of the crankshaft are both provided with grease-containing self-lubricating bearings with double-port sealing. Since no lubricating oil is in contact with the compressed air source during operation, the exhaust gas is never oil-free. The market demand for clean and oilless compressed air sources is also increased rapidly, and liquid engine oil is used in the crankcase of the general market-sold oil-free air compressor for lubricating the crankshaft, the connecting rod and the bearing, so that the discharged gas can not be completely oilless. The oilless compressor does not use liquid lubricating oil in a compressor cylinder, and self-lubricating bearings are used between internal pistons and connecting rods, between connecting rods and crankshafts, between crankshafts and a box body and other transmission parts, so that the discharged gas does not contain lubricating oil, the zero emission degree of engine oil is achieved, the discharged gas is ensured to be clean and pure, and the oilless compressor is deeply welcomed by users.
With the development of science and technology, the demand for pressurization of special gas is obviously increased, but the high-pressure air compressor at the present stage mainly uses natural suction, gas recovery and no leakage cannot be realized, the gas leakage amount of the compressor in the operation process reaches more than 30%, and in the long-term use process of the coupling part, lubricating grease sealed in a bearing can be evaporated and oxidatively decomposed due to the corrosion of leaked gas and the temperature rise in the long-term operation process, and a thickening agent in the lubricating grease can also deteriorate to lose the thickening effect. If new oil is not added in time, the bearing and even the machine can be directly damaged.
Disclosure of Invention
In order to make up for the defects of the prior art, the invention provides the technical scheme of the pure oil-free high-pressure air compressor which does not need to add liquid lubricating oil, does not have a contact type transmission device, does not have gas leakage, can recover gas and has long service life.
A pure oilless high pressure air compressor machine, including compressor and motor, the compressor with be provided with magnetic coupling shaft coupling between the motor, magnetic coupling shaft coupling includes flywheel and the magnetic coupling device who is connected with motor drive, magnetic coupling device includes outer magnetic ring and inner magnetic ring, outer magnetic ring fixed mounting is in on the flywheel, the inside of outer magnetic ring is provided with the cavity, interior magnetic ring sets up in the cavity, interior magnetic ring is connected with the compressor transmission, interior magnetic ring and outer magnetic ring are gone up respectively cyclic annular equipartition and are set up magnet, magnet is arranged according to N utmost point, S interelectrode interval, motor drive outer magnetic ring follows the flywheel and rotates, through the magnetic force characteristic, drives inner magnetic ring rotates, operates the compressor.
Further, still include the support, compressor and motor are fixed the setting respectively on the support, still be provided with gas control device on the support, gas control device with the compressor is connected for control gas flow direction distribution and safety protection.
Furthermore, a connecting seat is arranged at the front end of the inner magnetic ring, the inner magnetic ring is fixedly arranged on the connecting seat through a bolt, and the connecting seat is fixedly connected with the compressor.
Furthermore, a positioning column is arranged on the connecting seat, an inwards concave clamping groove is also arranged at the front end of the connecting seat, and the connecting seat is fixedly connected to the compressor through the matching of the clamping groove and the positioning column;
the inner magnetic ring is provided with a connecting hole and is fixedly arranged on the connecting seat through bolt matching.
Furthermore, a sealing net is arranged between the inner magnetic ring and the outer magnetic ring and is fixedly installed at the rear end of the box body through an installation seat.
Furthermore, the rear end of the flywheel is provided with an assembly hole, an output shaft of the motor is inserted into the assembly hole, and the motor is a three-phase motor.
Furthermore, a heat dissipation assembly is arranged at the rear end of the motor and comprises fan blades and a protective net, an air guide cover is arranged on the outer side of the motor, the protective net is fixedly connected with the air guide cover, and the fan blades are connected with a rotor of the motor.
Further, the air control device includes intake pipe, blast pipe, muffler and control assembly, the compressor includes compressor main part and compression cylinder group, box, compression cylinder group fixed mounting is on the box, and compression cylinder group sets up three groups, and the equipartition is in on the circumference face of compressor main part, intake pipe one end with control assembly connects, and the other end respectively with compression cylinder group connects, blast pipe one end with control assembly connects, the other end respectively with compression cylinder group connects, still be provided with the box muffler in the compressor main part, be connected to control assembly.
Further, gas control device still includes the cooling tube, the cooling tube sets up the outside of magnetic coupling device is in including annular fin cooling tube and setting the link at fin cooling tube both ends, the blast pipe and the control assembly is connected to the link of both sides respectively, and the other end is connected the control assembly.
Furthermore, one end of the control assembly is provided with a primary air inlet, a secondary air inlet, the other end of the control assembly is provided with an air source air inlet and an air source air outlet, the bottom of the control assembly is provided with a primary air outlet, a secondary air outlet and a box body air return port, a primary air inlet pipeline, an air outlet pipeline and a secondary air inlet pipeline are arranged inside the control assembly, the air source air inlet and the primary air inlet are respectively arranged at two ends of the primary air inlet pipeline, the primary air outlet and the secondary air inlet are respectively arranged at two ends of the secondary air inlet pipeline, and the secondary air outlet and the air source air outlet are respectively arranged at two ends of the air outlet pipeline;
the compression cylinder group is including setting up the one-level cylinder body in compressor main part both sides and setting up the second grade cylinder body at compressor main part top, the one-level air inlet pass through the intake pipe with the one-level cylinder body is connected, the blast pipe of one-level cylinder body is connected to the one-level gas vent, the second grade cylinder body pass through the intake pipe with the second grade air inlet is connected to through the blast pipe with the second grade gas vent is connected.
Compared with the prior art, the invention has the following advantages:
the three-cylinder two-stage supercharger is adopted, the inside of the compressor is fully sealed, namely a piston, a connecting rod and a crankshaft are fully sealed, and all bearings required by transmission adopt self-lubricating bearings, namely a connecting rod large-small hole, the front end and the rear end of the crankshaft, so that the lubrication required by the transmission of pure liquid-free lubricating oil is realized. Through the air control device, the gas in the inner cavity of the box body is recycled, redundant gas in the compressor is recycled to the gas inlet pipeline, and gas leakage is avoided. In addition, the coupling of the motor and the compressor is a magnetic coupling, the motor is not directly contacted with the power machine and the stressed machine of the compressor, and the motor is only conducted through magnetic force, namely, sufficient magnetic force is designed to realize magnetic suspension transmission through the principle that like poles repel and unlike poles attract. And a sealing cover is added between the bearing mechanism and the transmission mechanism of the coupler, so that the leakage of gas of the compressor is avoided.
Drawings
FIG. 1 is a first schematic structural diagram of the present invention;
FIG. 2 is a schematic structural view of the present invention after the wind scooper is hidden;
FIG. 3 is a schematic diagram of a magnetic coupling structure;
FIG. 4 is a cross-sectional view of a magnetically coupled coupling;
FIG. 5 is a side view of a magnetically coupled coupling;
FIG. 6 is a schematic view of an assembly structure of inner and outer magnetic rings of the magnetic coupling;
FIG. 7 is a schematic diagram of an air control device;
FIG. 8 is a first cross-sectional view of the control assembly;
FIG. 9 is a second cross-sectional view of the control assembly;
FIG. 10 is a first schematic structural diagram of an air control device;
fig. 11 is a schematic structural diagram of an air control device.
Detailed Description
The invention will be further explained with reference to the drawings.
As shown in fig. 1 to 11, a pure oil-free high-pressure air compressor includes a compressor 2 and a motor 3, a magnetic coupling 4 is disposed between the compressor 2 and the motor 3, the magnetic coupling 4 includes a flywheel 41 in transmission connection with the motor 3 and a magnetic coupling device 42, the magnetic coupling device 42 includes an outer magnetic ring 421 and an inner magnetic ring 422, the outer magnetic ring 421 is fixedly mounted on the flywheel 41, a cavity is disposed inside the outer magnetic ring 421, the inner magnetic ring 422 is disposed in the cavity, the inner magnetic ring 422 is in transmission connection with the compressor 2, magnets 43 are respectively disposed on the inner magnetic ring 422 and the outer magnetic ring 421 in an annular and uniform distribution manner, the magnets are arranged at intervals between an N pole and an S pole, the motor 3 drives the outer magnetic ring 421 to rotate along with the flywheel 41, and drives the inner magnetic ring 422 to rotate through magnetic characteristics, thereby operating the compressor 2.
The bottom is arranged to include a support 1, a compressor 2 and a motor 3 are respectively fixedly arranged on the support 1, a pneumatic control device 5 is further arranged on the support 1, and the pneumatic control device 5 is connected with the compressor 2 and used for controlling the distribution of the gas flow direction and safety protection. The front end of the inner magnetic ring 422 is provided with a connecting seat 424, the inner magnetic ring 422 is fixedly arranged on the connecting seat 424 through bolts, and the connecting seat 424 is fixedly connected with the compressor 2. The connecting seat 424 is provided with a positioning column 4241, the front end of the connecting seat 424 is further provided with an inwards concave clamping groove 4242, and the connecting seat 424 is fixedly connected to the compressor 2 through the clamping groove 4242 matched with the positioning column 4241. The inner magnetic ring 422 is provided with a connecting hole, and the inner magnetic ring 422 is fixedly arranged on the connecting seat 424 through bolt matching.
A sealing net 423 is arranged between the inner magnetic ring 422 and the outer magnetic ring 421, and the sealing net 423 is fixedly arranged at the rear end of the box body. The rear end of the flywheel 41 is provided with an assembly hole 411, the output shaft 31 of the motor 3 is inserted in the assembly hole 411, and the motor 3 is a three-phase motor. The rear end of the motor 3 is provided with a heat dissipation assembly 6, the heat dissipation assembly 6 comprises a fan blade 61 and a protective net 62, the outer side of the motor 3 is provided with an air guide cover 32, the protective net 62 is fixedly connected with the air guide cover 32, and the fan blade 61 is connected with a rotor of the motor 3.
The air control device 5 comprises an air inlet pipe 51, an air outlet pipe 52, an air return pipe 211 and a control assembly 53, the compressor 2 comprises a compressor main body 21, a compression cylinder group 22 and a box body 23, the compression cylinder group 22 is fixedly installed on the box body 23, the compression cylinder group 22 is provided with three groups which are uniformly distributed on the circumferential surface of the compressor main body 21, one end of the air inlet pipe 51 is connected with the control assembly 53, the other end of the air inlet pipe is respectively connected with the compression cylinder group 22, one end of the air outlet pipe 52 is connected with the control assembly 53, the other end of the air outlet pipe is respectively connected with the compression cylinder group 22, and the compressor main body 21 is further provided with a box body air return pipe 211 which is connected to the control assembly 53. The compressor main body 21 adopts a full-sealing structure in which the piston, the connecting rod, and the crankshaft are fully sealed. The bearings adopted in the compressor main body 21 are all self-lubricating bearings, and lubrication required by pure liquid-free lubricating oil transmission is realized. And a heat dissipation and air guide net is arranged on the outer side of the compressor 2. The pneumatic control device 5 further comprises a heat dissipation pipe 54, the heat dissipation pipe 54 is disposed outside the magnetic coupling device 42 and comprises a ring-shaped finned heat dissipation pipe 541 and connection ends 542 disposed at two ends of the finned heat dissipation pipe 541, the exhaust pipe 52 and the control assembly are respectively connected to the connection ends 542 at two sides, and the other end is connected to the control assembly.
One end of the control assembly 53 is provided with a primary air inlet 531, a secondary air inlet 532, the other end is provided with an air source air inlet 533 and an air source air outlet 534, the bottom is provided with a primary air outlet 535, a secondary air outlet 536 and a box body air return port 537, the inside is provided with a primary air inlet pipeline 538, an air outlet pipeline 539 and a secondary air inlet pipeline 5310, two ends of the primary air inlet pipeline 538 are respectively provided with the air source air inlet 533 and the primary air inlet 531, two ends of the secondary air inlet pipeline 5310 are respectively provided with the primary air outlet 535 and the secondary air inlet 532, and two ends of the air outlet pipeline 539 are respectively provided with the secondary air outlet 536 and the air source air outlet 534.
The compression cylinder group 22 comprises first-stage cylinder bodies 221 arranged on two sides of the compressor main body 21 and second-stage cylinder bodies 222 arranged on the top of the compressor main body 21, wherein a first-stage air inlet 531 is connected with the first-stage cylinder bodies 221 through air inlet pipes, exhaust pipes of the first-stage cylinder bodies 221 are connected to a first-stage exhaust port 535, and the second-stage cylinder bodies 222 are connected with a second-stage air inlet 532 through air inlet pipes and are connected with a second-stage exhaust port 536 through exhaust pipes.
The pneumatic control assembly 53 is further provided with a safety valve 55, which comprises a primary safety valve 551 and a secondary safety valve 552, wherein one end of the primary safety valve 551 is connected to the primary air inlet pipeline, and the other end of the primary safety valve 551 is connected to the secondary air inlet pipeline. One end of the secondary safety valve is connected to the primary air inlet pipeline, the other end of the secondary safety valve is connected to the air outlet pipeline 539, and when the primary air inlet or the exhaust channel is blocked, gas is discharged to the primary air inlet pipeline through the primary safety valve 551. When the secondary air inlet or the exhaust channel is blocked, the gas is exhausted to the primary air inlet pipeline through the secondary safety valve 552, and the effect of relieving the pressure of the primary channel and the secondary channel is achieved. The first-stage air inlet pipeline 538 is further provided with a standby plugging piece 56, and a box body air return port 537 is arranged at the bottom of the first-stage air inlet pipeline 538 and connected with a box body air return pipe 211 and used for circularly returning redundant gas in the compressor main body 21 to the air inlet pipeline to prevent the gas from leaking outside. The pneumatic control assembly is also provided with a pressure gauge which is respectively connected with the primary air inlet pipeline 538, the secondary air inlet pipeline 539 and the secondary air inlet pipeline 5310 and used for detecting the pressure value of the pipelines. An electromagnetic valve is arranged above the air outlet pipeline 539, and when the air outlet and the safety valve are blocked, air pressure is discharged from the electromagnetic valve.
When the compressor is used, the three-cylinder two-stage supercharger is adopted, the inside of the compressor 2 is fully sealed, namely the piston, the connecting rod and the crankshaft are fully sealed, and all bearings required by transmission adopt self-lubricating bearings, namely the big and small holes of the connecting rod, the front end and the rear end of the crankshaft, so that the lubrication required by the transmission of pure liquid-free lubricating oil is realized. Through the air control device, the gas recovery in the inner cavity of the box body is realized, and redundant gas in the compressor is recovered to the gas inlet pipeline, so that the gas leakage is avoided. In addition, the coupling of the motor and the compressor is a magnetic coupling, the motor is not directly contacted with a power machine and a stressed machine of the compressor, and the motor is only conducted through magnetic force, namely, sufficient magnetic force is designed to realize magnetic suspension transmission through the principle that like poles repel and unlike poles attract. And a sealing cover is added between the bearing mechanism and the transmission mechanism of the coupler, so that the leakage of gas of the compressor is avoided.
Claims (10)
1. The utility model provides a pure oilless high pressure air compressor machine, includes compressor (2) and motor (3), its characterized in that compressor (2) with be provided with magnetic coupling shaft coupling (4) between motor (3), magnetic coupling shaft coupling (4) include flywheel (41) and magnetic coupling device (42) be connected with motor (3) transmission, magnetic coupling device (42) include outer magnetic ring (421) and interior magnetic ring (422), outer magnetic ring (421) fixed mounting be in on flywheel (41), the inside of outer magnetic ring (421) is provided with the cavity, interior magnetic ring (422) set up in the cavity, interior magnetic ring (422) are connected with compressor (2) transmission, annular equipartition sets up magnet (43) respectively on interior magnetic ring (422) and outer magnetic ring (421), magnet separates the range according to N utmost point, S interelectrode, motor (3) drive outer magnetic ring (421) are followed (41) and are rotated, and driving the inner magnetic ring (422) to rotate by the magnetic force characteristic, so as to operate the compressor (2).
2. A pure oilless high-pressure air compressor as claimed in claim 1, characterized by further comprising a bracket (1), wherein the compressor (2) and the motor (3) are respectively and fixedly disposed on the bracket (1), the bracket (1) is further provided with an air control device (5), and the air control device (5) is connected with the compressor (2) to control the distribution of the air flow direction and the safety protection.
3. A pure oilless high-pressure air compressor as claimed in claim 1, wherein a connecting seat (424) is provided at a front end of the inner magnetic ring (422), the inner magnetic ring (422) is fixedly provided on the connecting seat (424) by bolts, and the connecting seat (424) is fixedly connected to the compressor (2).
4. A pure oilless high-pressure air compressor as claimed in claim 3, wherein the connecting seat (424) is provided with a positioning post (4241), the front end of the connecting seat (424) is further provided with a concave clamping groove (4242), and the connecting seat (424) is fixedly connected to the compressor (2) by the matching of the clamping groove (4242) and the positioning post (4241);
the inner magnetic ring (422) is provided with a connecting hole, and the inner magnetic ring (422) is fixedly arranged on the connecting seat (424) through bolt matching.
5. A pure oilless high pressure air compressor as claimed in claim 1, wherein a sealing net (423) is disposed between the inner magnetic ring (422) and the outer magnetic ring (421), and the sealing net (423) is directly and fixedly installed at the rear end of the tank.
6. A pure oil-free high-pressure air compressor as claimed in claim 1, wherein a mounting hole (411) is formed at a rear end of the flywheel (41), the output shaft (31) of the motor (3) is inserted into the mounting hole (411), and the motor (3) is a three-phase motor.
7. The oil-free high-pressure air compressor as claimed in claim 1, wherein a heat dissipation assembly (6) is arranged at the rear end of the motor (3), the heat dissipation assembly (6) comprises a fan blade (61) and a protective screen (62), an air guide cover (32) is arranged on the outer side of the motor (3), the protective screen (62) is fixedly connected with the air guide cover (32), and the fan blade (61) is connected with a rotor of the motor (3).
8. The oil-free high-pressure air compressor as claimed in claim 2, wherein the air control device (5) comprises an air inlet pipe (51), an air outlet pipe (52), a control assembly (53) and an air return pipe (211) arranged on the compressor body (21), the compressor (2) comprises the compressor body (21), a compression cylinder group (22) and a box body (23), the compression cylinder group (22) is fixedly mounted on the box body (23), the compression cylinder group (22) is provided with three groups which are uniformly distributed on the circumferential surface of the compressor body (21), one end of the air inlet pipe (51) is connected with the control assembly (53), the other end of the air inlet pipe is connected with the compression cylinder group (22), one end of the air outlet pipe (52) is connected with the control assembly (53), and the other end of the air outlet pipe is connected with the compression cylinder group (22).
9. The pure oil-free high-pressure air compressor as claimed in claim 8, wherein the air control device (5) further comprises a heat dissipation pipe (54), the heat dissipation pipe (54) is disposed outside the magnetic coupling device (42) and comprises an annular finned heat dissipation pipe (541) and connection ends (542) disposed at two ends of the finned heat dissipation pipe (541), the exhaust pipe (52) and the control assembly are respectively connected to the connection ends (542) at two sides, and the other end is connected to the control assembly (53).
10. The high-pressure air compressor without oil of claim 8 or 9, wherein the control assembly (53) has a primary air inlet (531), a secondary air inlet (532) at one end, an air source air inlet (533) and an air source air outlet (534) at the other end, a primary air outlet (535), a secondary air outlet (536), and a tank return air inlet (537) at the bottom, a primary air inlet pipe (538), an air outlet pipe (539), and a secondary air inlet pipe (5310) at the inside, the two ends of the primary air inlet pipeline (538) are respectively provided with the air source air inlet (533) and the primary air inlet (531), the two ends of the secondary air inlet pipeline (5310) are respectively provided with the primary air outlet (535) and the secondary air inlet (532), the two ends of the air outlet pipeline (539) are respectively provided with the secondary exhaust pipeline (536) and the air source air outlet (534);
the compression cylinder group (22) comprises first-stage cylinder bodies (221) arranged on two sides of a compressor main body (21) and second-stage cylinder bodies (222) arranged on the top of the compressor main body (21), a first-stage air inlet (531) is connected with the first-stage cylinder bodies (221) through an air inlet pipe, an exhaust pipe of the first-stage cylinder bodies (221) is connected to a first-stage exhaust port (535), and the second-stage cylinder bodies (222) are connected with the second-stage air inlet (532) through an air inlet pipe and connected with the second-stage exhaust port (536) through an exhaust pipe.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202210264911.XA CN114576134B (en) | 2022-03-17 | 2022-03-17 | Pure oilless high-pressure air compressor |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202210264911.XA CN114576134B (en) | 2022-03-17 | 2022-03-17 | Pure oilless high-pressure air compressor |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN114576134A true CN114576134A (en) | 2022-06-03 |
| CN114576134B CN114576134B (en) | 2024-06-11 |
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| CN202210264911.XA Active CN114576134B (en) | 2022-03-17 | 2022-03-17 | Pure oilless high-pressure air compressor |
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