CN114109828A

CN114109828A - Energy-saving air compressor

Info

Publication number: CN114109828A
Application number: CN202111446632.7A
Authority: CN
Inventors: 陈小虎
Original assignee: Individual
Current assignee: Individual
Priority date: 2021-12-01
Filing date: 2021-12-01
Publication date: 2022-03-01

Abstract

The invention relates to the field of air compressors, in particular to an energy-saving air compressor which comprises a shell assembly, a filtering assembly, a driving assembly and a compression assembly. Through the drive assembly who sets up, servo motor in the drive assembly can drive heterotypic stirring board through the axis of rotation and rotate when starting, heterotypic stirring board can reciprocating type stir a plurality of jacking balls when rotating and remove, because the contact surface of jacking ball and heterotypic stirring board is the arc structure, even simultaneously produce wearing and tearing between jacking ball and the heterotypic stirring board and still can not influence the gleitbretter and compress to the air in the external screw thread compression section of thick bamboo, can compress the gas in the compression chamber when the jacking ball is removing towards the filter plate, thereby make the gleitbretter can compress the air in the external screw thread compression section of thick bamboo and arrange the inside to the shell body by the blast pipe discharge by the air duct, make air compressor can not produce great wearing and tearing at the in-process of work.

Description

Energy-saving air compressor

Technical Field

The invention relates to the field of air compressors, in particular to an energy-saving air compressor.

Background

An air compressor is a device for compressing gas. The existing multistage compression sliding vane type medium pressure air compressor is a rotary variable displacement compressor, an axial sliding vane of the multistage compression sliding vane type medium pressure air compressor radially slides on a rotor which is eccentric with a cylindrical cylinder body, and air trapped between the sliding vanes is compressed and then discharged.

However, since the sliding vane and the outer casing often slide relatively to each other, the sliding vane is worn, so that when the air between the sliding vane and the outer casing is compressed, the air leaks from the gap between the worn sliding vane and the outer casing, therefore, the sliding vane can not effectively compress the air, the air compressor can not be normally used, and in the using process of the existing air compressor, because a larger cavity is formed between the sliding sheet and the outer shell, part of air in the air which is discharged by the exhaust pipe after being compressed can be carried out along with the sliding sheet, so that the working efficiency of the air compressor is greatly reduced, meanwhile, when the sliding vane is seriously abraded, compressed air can not be completely discharged by the exhaust pipe, and partial air can cause backflow through a gap between the sliding vane and the outer shell.

Disclosure of Invention

Aiming at the problems in the prior art, the invention provides an energy-saving air compressor.

The technical scheme adopted by the invention for solving the technical problems is as follows: an energy-saving air compressor comprises a shell assembly, a filtering assembly, a driving assembly and a compression assembly, wherein the filtering assembly, the driving assembly and the compression assembly are all arranged inside the shell assembly, and the driving assembly and the compression assembly are respectively arranged on two sides of the filtering assembly;

the shell assembly comprises a shell body, an exhaust pipe, a first fixing plate and a second fixing plate, wherein the exhaust pipe is fixedly communicated with the outer wall of one end of the shell body, the first fixing plate and the second fixing plate are fixedly connected inside the shell body, and the first fixing plate is arranged on one side, close to the exhaust pipe, of the second fixing plate;

the filtering component comprises a filter plate, a plurality of filter holes are formed in the wall of the filter plate in a penetrating mode, a plurality of grooves are formed in the wall of one side of the filter plate in a penetrating mode at equal intervals, a support plate is rotatably embedded in the grooves in a penetrating mode, an inner thread groove is formed in the wall, away from the second fixing plate, of the support plate, two air inlet grooves are formed in the outer wall of the outer shell in a penetrating mode at equal intervals, an annular filter screen is fixedly embedded in the air inlet grooves, and scraping grooves corresponding to the annular filter screen are formed in the inner wall of the outer shell;

the driving assembly comprises a servo motor and a fixed rack, the servo motor is fixedly connected to the wall of one side, away from the first fixed plate, of the second fixed plate through the fixed rack, the output end of the servo motor is fixedly connected with a rotating shaft through a coupler, the other end of the rotating shaft penetrates through the second fixed plate, the rotating shaft is rotatably connected with the second fixed plate, one end, penetrating through the second fixed plate, of the rotating shaft is fixedly connected with a special-shaped stirring plate, the special-shaped stirring plate is rotatably connected with the inner wall of the outer shell, a sliding block is fixedly connected to the side wall of the outer circle side of the special-shaped stirring plate, the sliding block is slidably connected to the inside of the scraping groove, one side, away from the second fixed plate, of the sliding block is fixedly connected with a scraping plate, and the scraping plate is of an arc-shaped structure and is slidably connected with the inner wall of the scraping groove;

the compression assembly comprises a plurality of external thread compression barrels, the external thread compression barrels are respectively sleeved in internal thread grooves of adjacent support plates in a threaded manner, a limiting rod is fixedly connected to the inner wall of one end, away from the support plates, of each external thread compression barrel, a sliding sheet is connected to the rod wall of each limiting rod in a sliding manner and is connected with the inner wall of each external thread compression barrel in a sliding manner, a sliding rod is fixedly connected to the side wall of one side, close to the support plates, of each sliding sheet, a compression cavity is formed in one end, close to the limiting rod, of each sliding rod, the sliding rod penetrates through one end of each sliding sheet and is inserted into the compression cavity in a sliding manner, one end, away from the sliding sheet, of each sliding rod penetrates through one end of the support plates and is fixedly connected with a jacking ball, an air guide pipe and an air inlet pipe are fixedly communicated with the outer cylinder wall of one end, away from the external thread compression barrels, of the air guide pipes penetrate through a first fixing plate, and one ends of the air guide pipe and the air inlet pipe, which are far away from the external thread compression cylinder, are respectively provided with a reverse flow valve and a check valve.

Specifically, the reverse flow valve comprises a first external thread sleeve, the first external thread sleeve is in threaded insertion connection with an inner wall of the air duct at one end far away from the external thread compression cylinder, a first top plate is arranged inside the first external thread sleeve, a first ejector rod is fixedly connected to a plate wall at the excircle side of the first top plate, the other end of the first ejector rod is fixedly connected with the inner wall of the first external thread sleeve, a second fixed rod is fixedly connected to the side wall of the first top plate, a first sealing plate is sleeved on the rod wall of the second fixed rod in a sliding manner, a first spring is arranged between the first sealing plate and the first top plate, the first spring is sleeved on the rod wall of the second fixed rod, two ends of the first spring are respectively fixedly connected with the first sealing plate and the first top plate, and a second sealing plate is arranged at one side of the first sealing plate far away from the first top plate, the second sealing plate is fixedly connected with the inner cylinder wall of the first external thread sleeve, and a first through groove is formed in the side wall of the second sealing plate in a penetrating mode.

Specifically, the anti-flow valve comprises a second external thread sleeve, the second external thread sleeve is in threaded insertion connection with an inner pipe wall of the air inlet pipe at one end far away from the external thread compression cylinder, a second top plate is arranged inside the second external thread sleeve, a second ejector rod is fixedly connected to a plate wall at the excircle side of the second top plate, the other end of the second ejector rod is fixedly connected with an inner pipe wall of the second external thread sleeve, a third fixing rod is fixedly connected to the side wall of the second top plate, a third sealing plate is sleeved on the rod wall of the third fixing rod in a sliding manner, a second spring is arranged between the third sealing plate and the second top plate, the second spring is sleeved on the rod wall of the third fixing rod, two ends of the second spring are respectively fixedly connected with the third sealing plate and the second top plate, and a fourth sealing plate is arranged at one side of the third sealing plate far away from the second top plate, the fourth sealing plate is fixedly connected with the inner cylinder wall of the second external thread sleeve, and a second through groove is formed in the side wall of the fourth sealing plate in a penetrating mode.

Specifically, fixedly connected with limit slide on the lateral wall of backup pad excircle side, correspond limit slide and set up the spacing spout of looks adaptation on the inner wall of recess, limit slide sliding connection is in the inside of spacing spout.

Specifically, fixed frame includes fixed hoop, fixed hoop is fixed cup joints on servo motor's outer wall, the first dead lever of fixedly connected with on the lateral wall of fixed hoop near second fixed plate one side, the one end fixedly connected with fixed block of fixed hoop is kept away from to first dead lever, the fixed block passes through bolt and second fixed plate fixed connection.

Specifically, the servo motor is electrically connected with an external power supply through a PLC controller.

Specifically, a first sealing groove is formed in the wall, close to the second sealing plate, of the first sealing plate, a first sealing washer is embedded in the first sealing groove, and the first sealing washer is fixedly connected with the second sealing plate.

Specifically, a second sealing groove is formed in the wall, close to the fourth sealing plate, of the third sealing plate, a second sealing washer is embedded in the second sealing groove, and the second sealing washer is fixedly connected with the fourth sealing plate.

The invention has the beneficial effects that:

(1) according to the energy-saving air compressor, the reverse flow valve is arranged in the compression assembly, and the first spring in the reverse flow valve can push the first sealing plate to plug the first through groove in the second sealing plate, so that the problem that gas compressed in the outer shell flows back through the gas guide tube can be effectively solved, and the working efficiency of the air compressor can be improved;

(2) according to the energy-saving air compressor, the anti-flow valve is arranged in the compression assembly, and the second spring in the anti-flow valve can push the third sealing plate to plug the second through groove in the fourth sealing plate, so that the problem that compressed gas leaks from the air inlet pipe when the sliding sheet compresses air in the externally threaded compression cylinder can be effectively solved;

(3) according to the energy-saving air compressor, the arranged driving assembly is adopted, a servo motor in the driving assembly can drive the special-shaped stirring plate to rotate through the rotating shaft when being started, the special-shaped stirring plate can stir the plurality of jacking balls to move in a reciprocating mode when rotating, and because the contact surfaces of the jacking balls and the special-shaped stirring plate are both of arc structures, even if abrasion is generated between the jacking balls and the special-shaped stirring plate, the air in the externally threaded compression cylinder cannot be influenced to be compressed by the sliding pieces, when the jacking balls move towards the filter plate, the air in the compression cavity can be compressed, so that the sliding pieces can compress the air in the externally threaded compression cylinder, the air is discharged to the inside of the outer shell through the air guide pipe and is discharged through the exhaust pipe, and the air compressor cannot generate large abrasion in the working process;

(4) according to the energy-saving air compressor, through the filtering component, when the compression component compresses air in the external thread compression cylinder and air needs to be supplemented, air entering the outer shell from the air inlet groove can be filtered by the annular filter screen and the filter plate, so that dust contained in the air entering the external thread compression cylinder can be greatly reduced, and when the special-shaped poking plate rotates, the scraper plate can be driven by the sliding block to clean the dust on the annular filter screen.

Drawings

The invention is further illustrated with reference to the following figures and examples.

FIG. 1 is a schematic structural diagram of an energy-saving air compressor provided by the present invention;

FIG. 2 is a front view of an energy efficient air compressor provided in accordance with the present invention;

FIG. 3 is an enlarged view of portion A of FIG. 1 of an energy efficient air compressor according to the present invention;

FIG. 4 is a sectional view taken along the direction B-B in FIG. 2 of an energy saving air compressor according to the present invention;

FIG. 5 is a schematic structural diagram of a reverse flow valve in an energy-saving air compressor according to the present invention;

fig. 6 is a schematic structural diagram of a special-shaped toggle plate in the energy-saving air compressor provided by the invention.

In the figure: 1. a housing assembly; 11. an outer housing; 12. an exhaust pipe; 13. a first fixing plate; 14. a second fixing plate; 2. a straining component; 21. filtering the plate; 22. a groove; 23. a support plate; 24. an internal thread groove; 25. a limiting slide block; 26. a limiting chute; 27. an air inlet groove; 28. an annular filter screen; 29. scraping the groove; 3. a drive assembly; 31. a servo motor; 32. fixing the frame; 321. a fixing hoop; 322. a first fixing lever; 323. a fixed block; 324. a bolt; 33. a coupling; 34. a rotating shaft; 35. a special-shaped poking plate; 36. a slider; 37. a squeegee; 4. a compression assembly; 41. an external thread compression cylinder; 42. a limiting rod; 43. sliding blades; 44. a slide bar; 45. a compression chamber; 46. jacking the ball; 47. an air duct; 48. a reflux valve; 481. a first externally threaded sleeve; 482. a first top plate; 483. a first ejector rod; 484. a second fixing bar; 485. a first sealing plate; 486. a first spring; 487. a second sealing plate; 488. a first through groove; 489. a first seal groove; 4810. a first sealing gasket; 49. an air inlet pipe; 410. an anti-flow valve; 4101. a second externally threaded sleeve; 4102. a second top plate; 4103. a second ejector rod; 4104. a third fixing bar; 4105. a third sealing plate; 4106. a second spring; 4107. a fourth seal plate; 4108. a second through groove; 4109. a second seal groove; 41010. a second sealing gasket.

Detailed Description

In order to make the technical means, the creation characteristics, the achievement purposes and the effects of the invention easy to understand, the invention is further described with the specific embodiments.

As shown in fig. 1-6, the energy-saving air compressor according to the present invention includes a housing assembly 1, a filtering assembly 2, a driving assembly 3, and a compressing assembly 4, wherein the filtering assembly 2, the driving assembly 3, and the compressing assembly 4 are all disposed inside the housing assembly 1, and the driving assembly 3 and the compressing assembly 4 are respectively disposed on two sides of the filtering assembly 2;

the shell assembly 1 comprises an outer shell 11, an exhaust pipe 12, a first fixing plate 13 and a second fixing plate 14, wherein the exhaust pipe 12 is fixedly communicated with the outer wall of one end of the outer shell 11, the first fixing plate 13 and the second fixing plate 14 are fixedly connected inside the outer shell 11, and the first fixing plate 13 is arranged on one side, close to the exhaust pipe 12, of the second fixing plate 14;

the filtering component 2 comprises a filter plate 21, a plurality of filtering holes are formed in the wall of the filter plate 21 in a penetrating manner, a plurality of grooves 22 are formed in the wall of one side of the filter plate 21 in a penetrating manner at equal intervals, a supporting plate 23 is embedded in the grooves 22 in a rotating manner, an internal thread groove 24 is formed in the wall of the supporting plate 23 on the side far away from the second fixing plate 14, two air inlet grooves 27 are formed in the outer wall of the outer shell 11 in a penetrating manner at equal intervals, an annular filter screen 28 is fixedly embedded in the air inlet grooves 27, and scraping grooves 29 are formed in the inner wall of the outer shell 11 corresponding to the annular filter screen 28;

the driving assembly 3 comprises a servo motor 31 and a fixed frame 32, the servo motor 31 is fixedly connected on the plate wall of the second fixed plate 14 far away from the first fixed plate 13 through the fixed frame 32, the output end of the servo motor 31 is fixedly connected with a rotating shaft 34 through a coupling 33, the other end of the rotating shaft 34 passes through the second fixing plate 14, the rotating shaft 34 is rotatably connected with the second fixed plate 14, one end of the rotating shaft 34 penetrating through the second fixed plate 14 is fixedly connected with a special-shaped poking plate 35, the special-shaped poking plate 35 is rotationally connected with the inner wall of the outer shell body 11, a sliding block 36 is fixedly connected on the side wall of the excircle side of the special-shaped poking plate 35, the sliding block 36 is slidably connected inside the scraping groove 29, a scraping plate 37 is fixedly connected to one side of the sliding block 36, which is far away from the second fixing plate 14, and the scraping plate 37 is of an arc-shaped structure and is slidably connected with the inner wall of the scraping groove 29;

the compression assembly 4 comprises a plurality of external thread compression barrels 41, the plurality of external thread compression barrels 41 are respectively in threaded sleeve connection with the inner thread grooves 24 of the adjacent support plates 23, the inner wall of one end, far away from the support plate 23, of each external thread compression barrel 41 is fixedly connected with a limiting rod 42, the rod wall of each limiting rod 42 is connected with a sliding sheet 43 in a sliding manner, each sliding sheet 43 is connected with the inner wall of the corresponding external thread compression barrel 41 in a sliding manner, the side wall, close to the support plate 23, of each sliding sheet 43 is fixedly connected with a sliding rod 44, one end, close to the limiting rod 42, of each sliding rod 44 is provided with a compression cavity 45, one end, penetrating through the corresponding sliding sheet 43, of each sliding rod 44 is inserted into the corresponding compression cavity 45 in a sliding manner, one end, far away from the corresponding sliding sheet 43, of each sliding rod 44 penetrates through one end of the support plate 23 and is fixedly connected with a jacking ball 46, and the outer barrel wall, far away from one end of the support plate 23, of each external thread compression barrel 41 is fixedly connected with an air guide pipe 47 and an air inlet pipe 49, one end of the air duct 47, which is far away from the external thread compression cylinder 41, penetrates through the first fixing plate 13, and one ends of the air duct 47 and the air inlet pipe 49, which are far away from the external thread compression cylinder 41, are respectively provided with a reverse flow valve 48 and an anti-flow valve 410.

The reverse flow valve 48 comprises a first externally threaded sleeve 481, the first externally threaded sleeve 481 is screwed and connected to the inner wall of the air duct 47 at one end far away from the externally threaded compression cylinder 41, a first top plate 482 is arranged inside the first externally threaded sleeve 481, a first top rod 483 is fixedly connected to the plate wall of the outer circle side of the first top plate 482, the other end of the first top rod 483 is fixedly connected with the inner wall of the first externally threaded sleeve 481, a second fixing rod 484 is fixedly connected to the side wall of the first top plate 482, a first sealing plate 485 is slidably sleeved on the rod wall of the second fixing rod 484, a first spring 486 is arranged between the first sealing plate 485 and the first top plate 482, the first spring 486 is sleeved on the rod wall of the second fixing rod 484, the two ends of the first spring 486 are respectively fixedly connected with the first sealing plate 485 and the first top plate 482, a second sealing plate 487 is arranged at one side of the first sealing plate 485 far away from the first top plate 482, the second sealing plate 487 is fixedly connected to the inner cylindrical wall of the first externally threaded sleeve 481, and a first through groove 488 is formed in the side wall of the second sealing plate 487 in a penetrating manner.

The anti-flow valve 410 comprises a second external thread sleeve 4101, the second external thread sleeve 4101 is screwed on the inner pipe wall of the air inlet pipe 49 far away from one end of the external thread compression cylinder 41, a second top plate 4102 is arranged inside the second external thread sleeve 4101, a second top rod 4103 is fixedly connected on the plate wall of the external circle side of the second top plate 4102, the other end of the second top rod 4103 is fixedly connected with the inner pipe wall of the second external thread sleeve 4101, a third fixing rod 4104 is fixedly connected on the side wall of the second 4102, a third sealing plate 4105 is slidably sleeved on the rod wall of the third fixing rod 4104, a second spring 4106 is arranged between the third sealing plate 4105 and the second top plate 4102, the second spring 4106 is sleeved on the rod wall of the third fixing rod 4104, two ends of the second spring 4106 are respectively fixedly connected with the third sealing plate 4105 and the second top plate 4102, a fourth sealing plate 4107 is arranged on the side of the third sealing plate 4105 far away from the second top plate 4102, the fourth sealing plate 4107 is fixedly connected to the inner cylindrical wall of the second externally threaded sleeve 4101, and a second through groove 4108 is formed in the side wall of the fourth sealing plate 4107.

Fixedly connected with limiting slide block 25 on the lateral wall of backup pad 23 excircle side, correspond limiting slide block 25 on the inner wall of recess 22 and set up the spacing spout 26 of looks adaptation, limiting slide block 25 sliding connection is in the inside of spacing spout 26, and limiting slide block 25 can make backup pad 23 more stable to the support of compression section of thick bamboo 41 when the inside of spacing spout 26 slides.

Fixed frame 32 includes fixed hoop 321, fixed cup 321 is fixed to be connected on servo motor 31's outer wall, fixed hoop 321 is close to the first dead lever 322 of fixedly connected with on the lateral wall of second fixed plate 14 one side, the one end fixedly connected with fixed block 323 of fixed hoop 321 is kept away from to first dead lever 322, fixed block 323 passes through bolt 324 and second fixed plate 14 fixed connection, carries out fixed mounting through bolt 324 with fixed block 323 in the fixed frame 32 with second fixed plate 14, can make servo motor 31 more convenient when the dismouting.

The servo motor 31 is electrically connected with an external power supply through a PLC controller, and the TB6600 type PLC controller can effectively control the rotating speed and the rotating direction of the servo motor 31.

The first seal groove 489 is formed in the wall of the first seal plate 485 on the side close to the second seal plate 487, a first seal washer 4810 is embedded in the first seal groove 489, the first seal washer 4810 is fixedly connected with the second seal plate 487, and the first seal washer 4810 enables the sealing performance between the first seal plate 485 and the second seal plate 487 to be better.

A second sealing groove 4109 is formed in a wall of the third sealing plate 4105 on a side close to the fourth sealing plate 4107, a second sealing gasket 41010 is fitted inside the second sealing groove 4109, the second sealing gasket 41010 is fixedly connected to the fourth sealing plate 4107, and the second sealing gasket 41010 can improve the sealing property between the third sealing plate 4105 and the fourth sealing plate 4107.

When the air compressor is used, the exhaust pipe 12 at the tail end of the outer shell 11 is communicated with a pipeline needing to input compressed air, the servo motor 31 is started, the servo motor 31 can drive the rotating shaft 34 to rotate when being started, the rotating shaft 34 can drive the special-shaped poking plate 35 to rotate inside the outer shell 11 when rotating, the special-shaped poking plate 35 can drive the plurality of jacking balls 46 to move when rotating inside the outer shell 11, when one end, far away from the sliding rod 44, of the jacking ball 46 is in contact with the special-shaped poking plate 35, the sliding rod 44 can drive the sliding rod 44 to slide towards the inside of the external thread compression cylinder 41, the sliding rod 44 can drive the sliding sheet 43 to compress air inside the external thread compression cylinder 41 when sliding, when the air is compressed to a certain degree, the compressed air can push the first sealing plate 485 and the second sealing plate 487 to separate, so that the compressed air is discharged to the inside of the outer shell 11 through the first through groove 488 and is discharged through the exhaust pipe 12, when the lifting ball 46 is located at the thinnest position of the special-shaped poking plate 35 along with the continuous rotation of the special-shaped poking plate 35, the compressed air in the compression cavity 45 in the sliding rod 44 will lift the sliding rod 44 and the lifting ball 46 to move towards the direction away from the external thread compression cylinder 41, at this time, the first sealing plate 485 in the air guide pipe 47 will be tightly attached to the second sealing plate 487 under the elastic force of the first spring 486, so that the first through groove 488 is in a closed state, when the internal of the external thread compression cylinder 41 generates negative pressure along with the continuous movement of the sliding sheet 43, the third sealing plate 4105 in the second external thread sleeve 4101 in the air inlet pipe 49 will move towards the internal of the external thread compression cylinder 41, so that the third sealing plate 4105 is separated from the fourth sealing plate 4107, the second through groove 4108 is in a communicated state, the air will enter the internal of the external thread compression cylinder 41 through the air inlet pipe 49, when the internal pressure of the external thread compression cylinder 41 is consistent with the external pressure, the second spring 4106 can push the third sealing plate 4105 and the fourth sealing plate 4107 to be attached together, so that the second through groove 4108 is in a closed state, air entering the external thread compression cylinder 41 from the air inlet pipe 49 can pass through the filtering of the annular filter screen 28 and the filtering of the filter plate 21, dust contained in the air entering the external thread compression cylinder can be greatly reduced, and when the special-shaped poking plate 35 rotates, the scraper 37 can be driven by the sliding block 36 to clean the dust on the annular filter screen 28.

The foregoing illustrates and describes the principles, general features, and advantages of the present invention. It will be understood by those skilled in the art that the present invention is not limited to the embodiments described above, and the embodiments and descriptions given above are only illustrative of the principles of the present invention, and various changes and modifications may be made without departing from the spirit and scope of the invention, which fall within the scope of the claims. The scope of the invention is defined by the appended claims and equivalents thereof.

Claims

1. The energy-saving air compressor is characterized by comprising a shell assembly (1), a filtering assembly (2), a driving assembly (3) and a compression assembly (4), wherein the filtering assembly (2), the driving assembly (3) and the compression assembly (4) are all arranged inside the shell assembly (1), and the driving assembly (3) and the compression assembly (4) are respectively arranged on two sides of the filtering assembly (2);

the shell assembly (1) comprises an outer shell (11), an exhaust pipe (12), a first fixing plate (13) and a second fixing plate (14), wherein the exhaust pipe (12) is fixedly communicated with the outer wall of one end of the outer shell (11), the first fixing plate (13) and the second fixing plate (14) are fixedly connected to the inside of the outer shell (11), and the first fixing plate (13) is arranged on one side, close to the exhaust pipe (12), of the second fixing plate (14);

the filter component (2) comprises a filter plate (21), a plurality of filter holes are formed in the wall of the filter plate (21) in a penetrating mode, a plurality of grooves (22) are formed in the wall of one side of the filter plate (21) in a penetrating mode at equal intervals, a support plate (23) is connected to the inner portion of each groove (22) in a rotating and embedding mode, an inner thread groove (24) is formed in the wall of the support plate (23) far away from one side of the second fixing plate (14), two air inlet grooves (27) are formed in the outer wall of the outer shell (11) in a penetrating mode at equal intervals, an annular filter screen (28) is fixedly connected to the inner portion of each air inlet groove (27) in an embedding mode, and scraping grooves (29) are formed in the inner wall of the outer shell (11) corresponding to the annular filter screen (28);

drive assembly (3) includes servo motor (31) and fixed frame (32), servo motor (31) are kept away from the siding of first fixed plate (13) one side through fixed frame (32) fixed connection on second fixed plate (14), shaft coupling (33) fixedly connected with axis of rotation (34) is passed through to the output of servo motor (31), second fixed plate (14) are passed through to the other end of axis of rotation (34), axis of rotation (34) rotate with second fixed plate (14) and are connected, the one end fixedly connected with heterotypic that second fixed plate (14) were passed in axis of rotation (34) dials movable plate (35), the inner wall rotation of heterotypic group movable plate (35) and shell body (11) is connected, fixedly connected with sliding block (36) on dialling the lateral wall of heterotypic movable plate (35) excircle side, sliding block (36) sliding connection is in the inside of scraping groove (29), one side, far away from the second fixing plate (14), of the sliding block (36) is fixedly connected with a scraper (37), and the scraper (37) is of an arc-shaped structure and is in sliding connection with the inner wall of the scraping groove (29);

the compression assembly (4) comprises a plurality of external thread compression barrels (41), the external thread compression barrels (41) are respectively in threaded sleeve connection with an internal thread groove (24) on an adjacent support plate (23), a limiting rod (42) is fixedly connected to the inner wall of one end, away from the support plate (23), of each external thread compression barrel (41), a sliding sheet (43) is connected to the rod wall of the limiting rod (42) in a sliding mode, the sliding sheet (43) is connected with the inner wall of the external thread compression barrel (41) in a sliding mode, a sliding rod (44) is fixedly connected to the side wall, close to one side of the support plate (23), of each sliding rod (44), one end, close to the corresponding limiting rod (42), of each sliding rod (44) is provided with a compression cavity (45), one end, penetrating through the sliding sheet (43), of each sliding rod (44) is connected to the inside of the corresponding compression cavity (45) in a sliding mode, one end, far away from the sliding sheet (43), of each sliding rod (44), penetrates through one end of the support plate (23), and is fixedly connected with a jacking ball (46), an air duct (47) and an air inlet pipe (49) are fixedly communicated with the outer cylinder wall at one end, far away from the supporting plate (23), of the external thread compression cylinder (41), one end, far away from the external thread compression cylinder (41), of the air duct (47) penetrates through the first fixing plate (13), and a reverse flow valve (48) and a flow prevention valve (410) are respectively arranged at one ends, far away from the external thread compression cylinder (41), of the air duct (47) and the air inlet pipe (49).

2. An energy efficient air compressor as claimed in claim 1, wherein: the reverse flow valve (48) comprises a first external thread sleeve (481), the first external thread sleeve (481) is inserted into the inner pipe wall of one end, far away from the external thread compression cylinder (41), of the air duct (47) in a threaded manner, a first top plate (482) is arranged inside the first external thread sleeve (481), a first ejector rod (483) is fixedly connected to the plate wall of the outer circle side of the first top plate (482), the other end of the first ejector rod (483) is fixedly connected with the inner pipe wall of the first external thread sleeve (481), a second fixing rod (484) is fixedly connected to the side wall of the first top plate (482), a first sealing plate (485) is sleeved on the rod wall of the second fixing rod (484) in a sliding manner, a first spring (486) is arranged between the first sealing plate (485) and the first top plate (482), and the first spring (486) is sleeved on the rod wall of the second fixing rod (484), and the two ends of the first spring (486) are respectively fixedly connected with the first sealing plate (485) and the first top plate (482), one side, far away from the first top plate (482), of the first sealing plate (485) is provided with a second sealing plate (487), the second sealing plate (487) is fixedly connected with the inner cylinder wall of the first external thread sleeve (481), and a first through groove (488) is formed in the side wall of the second sealing plate (487) in a penetrating mode.

3. An energy efficient air compressor as claimed in claim 1, wherein: the anti-flow valve (410) comprises a second external thread sleeve (4101), the second external thread sleeve (4101) is inserted into the inner pipe wall of one end, away from the external thread compression cylinder (41), of the air inlet pipe (49) in a threaded manner, a second top plate (4102) is arranged inside the second external thread sleeve (4101), a second ejector rod (4103) is fixedly connected onto the plate wall of the outer circle side of the second top plate (4102), the other end of the second ejector rod (4103) is fixedly connected with the inner pipe wall of the second external thread sleeve (4101), a third fixing rod (4104) is fixedly connected onto the side wall of the second top plate (4102), a third sealing plate (4105) is sleeved on the rod wall of the third fixing rod (4104) in a sliding manner, a second spring (4106) is arranged between the third sealing plate (4105) and the second top plate (4102), and the second spring (4106) is sleeved on the rod wall of the third fixing rod (4104), and both ends of the second spring (4106) are respectively fixedly connected with a third sealing plate (4105) and a second top plate (4102), a fourth sealing plate (4107) is arranged on one side of the third sealing plate (4105) far away from the second top plate (4102), the fourth sealing plate (4107) is fixedly connected with the inner cylinder wall of the second external thread sleeve (4101), and a second through groove (4108) penetrates through the side wall of the fourth sealing plate (4107).

4. An energy efficient air compressor as claimed in claim 1, wherein: fixedly connected with limit slide (25) on the lateral wall of backup pad (23) excircle side, correspond limit slide (25) on the inner wall of recess (22) and set up spacing spout (26) of looks adaptation, limit slide (25) sliding connection is in the inside of spacing spout (26).

5. An energy efficient air compressor as claimed in claim 1, wherein: fixed frame (32) are including fixed hoop (321), fixed hoop (321) are fixed cup joints on the outer wall of servo motor (31), fixed hoop (321) are close to first dead lever (322) of fixedly connected with on the lateral wall of second fixed plate (14) one side, one end fixedly connected with fixed block (323) of fixed hoop (321) are kept away from in first dead lever (322), fixed block (323) are through bolt (324) and second fixed plate (14) fixed connection.

6. An energy efficient air compressor as claimed in claim 1, wherein: the servo motor (31) is electrically connected with an external power supply through a PLC controller.

7. An energy efficient air compressor as claimed in claim 2, wherein: the sealing structure is characterized in that a first sealing groove (489) is formed in the wall, close to one side of the second sealing plate (487), of the first sealing plate (485), a first sealing washer (4810) is embedded in the first sealing groove (489), and the first sealing washer (4810) is fixedly connected with the second sealing plate (487).

8. An energy efficient air compressor as claimed in claim 3, wherein: a second sealing groove (4109) is formed in the plate wall of one side, close to the fourth sealing plate (4107), of the third sealing plate (4105), a second sealing gasket (41010) is embedded in the second sealing groove (4109), and the second sealing gasket (41010) is fixedly connected with the fourth sealing plate (4107).