CN111120251A

CN111120251A - Vibration absorption compressor

Info

Publication number: CN111120251A
Application number: CN201911348564.3A
Authority: CN
Inventors: 王孝荣; 窦波
Original assignee: Nanjing Tuoxin Cooling And Heating Technology Co Ltd
Current assignee: Nanjing Tuoxin Cooling And Heating Technology Co Ltd
Priority date: 2019-12-24
Filing date: 2019-12-24
Publication date: 2020-05-08

Abstract

The invention relates to the technical field of compressors and discloses a vibration absorption compressor, wherein a supporting piece is arranged in a through groove at one end of a connecting rod, a sealing groove is formed in the supporting piece, a plurality of first fixing columns are fixedly arranged on the inner wall of the sealing groove, a second hydraulic groove is formed in each first fixing column, a first spring seat is fixedly arranged on the outer wall of the supporting piece, a plurality of first spring seats are arranged and are in a circumferential array, a supporting column groove which completely penetrates through the supporting piece is formed in the top of each first spring seat, the second hydraulic grooves are communicated with the supporting column grooves, supporting columns are arranged in the supporting column grooves, and second springs are sleeved on the outer walls, penetrating through the supporting column grooves and extending to the outer sides of the first spring seats. The vibration absorption compressor provided by the invention can reduce the vibration of the connecting rod, reduce the vibration generated by the shaft lever of the crankshaft and the driving motor during operation, prolong the service life of the connecting rod and improve the transmission efficiency.

Description

Vibration absorption compressor

Technical Field

The invention relates to the technical field of compressors, in particular to a vibration absorption compressor.

Background

The air compressor is a device for compressing gas, the air is widely applied to industrial production, the air compressor is similar to a water pump in structure, the types of the air compressor are many, the air compressor which is widely used at present is a reciprocating piston type compressor, the work of the piston compressor is completed by the continuous change of the working volume formed by the cylinder, the air valve and the piston reciprocating in the cylinder, the work is completed by the crankshaft of the piston compressor every time the crankshaft rotates one circle, the piston type refrigeration compressor mainly comprises a machine body, a crankshaft, a connecting rod, a piston group, a valve, a shaft seal, an oil pump, an energy adjusting device, an oil circulating system and other parts, and the conventional piston type compressor generally drives a belt pulley to rotate by a driving motor or a diesel engine to drive the piston type compressor to do work.

The inside bent axle of piston compressor and connecting rod are main linkage part, so need bear very big moment in the in-service use of reality, because the high-speed operation of connecting rod when the connecting rod drives the motion of living contest, can make the connecting rod produce great mechanical vibration, this kind of mechanical vibration can influence piston compressor's normal use, thereby the life of compressor has been influenced, and current piston compressor all utilizes driving motor or the rotation that the diesel engine drove the belt pulley, drive piston compressor and do work, however in the doing work, also can produce mechanical vibration because the transmission between the belt, thereby influence the transmission efficiency of belt.

Disclosure of Invention

Technical problem to be solved

In view of the above problems in the prior art, an aspect of the present invention is to provide a vibration absorption compressor, which aims to solve the problems that when a connecting rod drives a live game, the connecting rod generates large mechanical vibration due to high-speed operation of the connecting rod, so that the service life of the compressor is affected, and when work is done, the transmission efficiency of a belt is affected due to the mechanical vibration generated by transmission between belts.

Disclosure of Invention

In order to solve the above technical problem, an embodiment of the present invention adopts a technical solution, in which a vibration absorbing compressor includes:

a support piece is arranged in a through groove at one end of the connecting rod, a sealing groove is formed in the support piece, first fixing columns are fixedly mounted on the inner wall of the sealing groove, the number of the first fixing columns is a plurality of and is a circumferential array, a second hydraulic groove is formed in the first fixing column, first spring seats are fixedly mounted on the outer wall of the support piece, the number of the first spring seats is a plurality of and is a circumferential array, a support column groove which completely penetrates through the support piece is formed in the top of each first spring seat, the second hydraulic groove is communicated with the support column groove, a support column is arranged in each support column groove, a second spring is sleeved on the outer wall, penetrating through the support column groove and extending to the outer side of the first spring seat, and one end of the second spring is fixedly mounted on the side wall of the first spring seat, a second fixing column is arranged around the first fixing column, a third hydraulic groove is formed in the second fixing column, the second fixing column is fixedly installed between the inner walls of the sealing grooves, a connecting rod ring is arranged between the inner walls of two opposite sides of the supporting piece, second spring seats are fixedly installed on the inner wall of the connecting rod ring, the number of the second spring seats is multiple, the second spring seats and the first spring seats are coaxial, one end, far away from the first spring seat, of the second spring is fixedly installed on the side wall of each second spring seat, and the second hydraulic groove formed by the supporting column and the first fixing column is a sealing hydraulic groove;

the vibration-damping device comprises a base, wherein a crankcase and a driving motor are fixedly mounted at the top of the base, a crankshaft is movably mounted in the crankcase, one end of the crankshaft penetrates through and extends to the outer side of the crankcase, and a vibration-damping mechanism is arranged between a shaft rod of the crankshaft and an output shaft of the driving motor.

Preferably, the bottom of the first fixing column is provided with a first damping hole and a second damping hole, the second quantity of the first damping hole and the second damping hole is two, the bottom of the second hydraulic groove is provided with a second rectangular groove, the second rectangular grooves are two, the second rectangular grooves are respectively and movably provided with a second valve, the bottom of the first fixing column is provided with a first rectangular groove, the first rectangular grooves are two, and the second rectangular grooves are respectively and movably provided with a first valve.

Preferably, the damping mechanism comprises two first bearings, two fixed disks, two first springs, a spring sleeve and two elastic columns, the fixed disks, the first bearings, the two fixed disks are respectively arranged at one ends of the two elastic columns, the two first bearings are respectively arranged in grooves of the two fixed disks, a first hydraulic groove is formed in the spring sleeve, the two elastic columns are respectively positioned in the first hydraulic groove, the two elastic columns penetrate through and extend to the outer side of the spring sleeve, the two first springs are respectively sleeved on the outer walls of the two elastic columns, the two first springs are respectively and fixedly arranged on the outer walls of two sides of the spring sleeve, the other ends of the two first springs are respectively and fixedly arranged on the side walls of the two fixed disks, one of the first bearings is fixedly sleeved on the outer wall of the crankshaft, the other first bearing is fixedly sleeved on the outer wall of the driving motor.

Preferably, a first belt pulley is fixedly mounted on an output shaft of the driving motor, a second belt pulley is fixedly mounted at one end of the crankshaft, a belt is arranged in a groove of the first belt pulley, and the belt is wound in a groove in the outer wall of the second belt pulley.

Preferably, piston cylinders are fixedly mounted at two ends of the top of the crankcase, a piston chamber is formed in the outer wall of one side of the piston cylinder, a piston is arranged in the piston chamber, piston pin sleeves are symmetrically mounted in a circular groove of the piston, a piston pin is fixedly mounted in the piston pin sleeve, a second bearing is fixedly mounted in a through groove of the supporting piece, and the second bearing is fixedly sleeved on the outer wall of the piston pin.

Preferably, the piston is provided with piston rings on the outer wall, wherein the piston rings are metal rings embedded in the piston groove and belong to compression rings for sealing gas in the piston chamber.

Preferably, a stabilizing block is fixedly mounted on the side wall of the base and located at the bottom of the damping mechanism, and the stabilizing block is used for supporting the damping mechanism and increasing the stability of the damping mechanism.

Preferably, the second hydraulic tank and the third hydraulic tank are both provided with hydraulic oil, the second hydraulic tank is filled with the hydraulic oil in the second hydraulic tank, the volume of the hydraulic oil in the third hydraulic tank is smaller than that of the third hydraulic tank, a reserved space is formed, the reserved space is smaller than that of the hydraulic oil in the third hydraulic tank, and the damping force is formed by helping the hydraulic oil in the third hydraulic tank to enter the second damping hole.

Preferably, the first hydraulic groove is internally provided with hydraulic oil, the volume of the hydraulic oil in the first hydraulic groove is equal to that of the first hydraulic groove, the hydraulic oil is arranged in the first hydraulic groove, so that the spring sleeve is prevented from generating rigid contact, the use of the first spring is facilitated, and the first hydraulic groove is a sealed hydraulic groove.

Preferably, the drive motor is of type YE 2.

Compared with the prior art, the vibration absorption compressor provided by the embodiment of the invention has the beneficial effects that:

1. according to the invention, the supporting piece, the connecting rod ring, the second spring, the supporting column, the first fixing column and the second fixing column are arranged at the linkage position between the connecting rod and the piston pin and are matched with each other for use, so that mechanical vibration generated when the connecting rod runs at a high speed can be absorbed, the vibration of the connecting rod can be reduced, the abrasion between the connecting rod and the piston pin can be reduced, the power rotation between the crankshaft, the connecting rod and the piston is more stable, the transmission efficiency is improved, and the service life of the connecting rod is prolonged.

2. According to the invention, the damping mechanism is arranged between the shaft lever of the crankshaft and the output shaft of the driving motor, so that the vibration generated during the operation of the shaft lever of the crankshaft and the driving motor can be reduced, the service lives of the first belt pulley and the second belt pulley are prolonged, and the transmission efficiency of the belt is increased.

3. According to the invention, the damping mechanism is arranged between the shaft lever of the crankshaft and the output shaft of the driving motor, so that the concentricity error of the crankshaft and the second belt pulley and the concentricity error of the crankshaft and the connecting rod in the crankcase can be reduced, and the stability of the device is improved.

It is to be understood that both the foregoing general description and the following detailed description are exemplary and explanatory only and are not restrictive of the disclosure.

This document provides an overview of various implementations or examples of the technology described in this disclosure, and is not a comprehensive disclosure of the full scope or all features of the disclosed technology.

Drawings

FIG. 1 is a schematic structural view of the present invention;

FIG. 2 is a schematic view of a piston cylinder and crankcase arrangement of the present invention;

FIG. 3 is an enlarged schematic view of the structure at the position A of the present invention;

FIG. 4 is a schematic view of the shock absorbing mechanism of the present invention;

FIG. 5 is a schematic view of the internal structure of the support member of the present invention;

FIG. 6 is a cross-sectional view of a support member according to the present invention;

FIG. 7 is an enlarged view of the structure of the present invention at B;

FIG. 8 is a cross-sectional view of a first fixing post according to the present invention;

FIG. 9 is a schematic cross-sectional view of the damping mechanism of the present invention;

FIG. 10 is a schematic view of the structure of the supporting member of the present invention.

In the figure: 1. a base; 2. a drive motor; 3. a piston cylinder; 4. a first pulley; 5. a belt; 6. a second pulley; 7. a first bearing; 8. fixing the disc; 9. a first spring; 10. a spring sleeve; 11. an elastic column; 12. a first hydraulic tank; 13. a crankcase; 14. a connecting rod; 15. a piston pin; 16. a sealing groove; 17. a piston; 18. a piston chamber; 19. a piston pin sleeve; 20. a piston ring; 21. a link ring; 22. a second bearing; 23. a support member; 24. a second spring; 25. a first valve; 26. a second valve; 27. a first orifice; 28. a second orifice; 29. a support pillar; 30. a second hydraulic tank; 31. a first fixed column; 32. a second fixed column; 33. a first spring seat; 34. a second spring seat; 35. a stabilizing block; 36. a crankshaft; 38. a support post slot; 39. a third hydraulic tank; 40. a damping mechanism; 41. a first rectangular groove; 42. a second rectangular slot.

Detailed Description

So that the objects, technical solutions and advantages of the embodiments of the present disclosure will be more apparent, the technical solutions of the embodiments of the present disclosure will be clearly and completely described below with reference to the drawings of the embodiments of the present disclosure. It is to be understood that the described embodiments are only a few embodiments of the present disclosure, and not all embodiments. All other embodiments, which can be derived by a person skilled in the art from the described embodiments of the disclosure without any inventive step, are within the scope of protection of the disclosure.

Unless otherwise defined, technical or scientific terms used herein shall have the ordinary meaning as understood by one of ordinary skill in the art to which this disclosure belongs. The use of the word "comprising" or "comprises", and the like, in this disclosure is intended to mean that the elements or items listed before that word, include the elements or items listed after that word, and their equivalents, without excluding other elements or items. The terms "connected" or "coupled" and the like are not restricted to physical or mechanical connections, but may also include electrical connections, whether direct or indirect. "upper", "lower", "left", "right", and the like are used merely to indicate relative positional relationships, and when the absolute position of the object being described is changed, the relative positional relationships may also be changed accordingly.

As shown in fig. 1 to 10, the vibration absorption compressor provided by the present invention can absorb the mechanical vibration generated by the connecting rod 14 during high-speed operation by disposing the supporting member 23, the connecting rod ring 21, the second spring 24, the supporting pillar 29, the first fixing pillar 31, and the second fixing pillar 32 at the position where the connecting rod 14 and the piston pin 15 are linked together, thereby reducing the vibration of the connecting rod 14, reducing the wear between the connecting rod 14 and the piston pin 15, stabilizing the power rotation between the crankshaft 36 and the connecting rod 14 and between the crankshaft 36 and the piston 17, improving the transmission efficiency, increasing the service life of the connecting rod 14, and reducing the vibration generated by the shaft of the crankshaft 36 and the driving motor 2 during operation by disposing the damping mechanism 40 between the shaft of the crankshaft 36 and the output shaft of the driving motor 2, increasing the service lives of the first pulley 4 and the second pulley 6, by providing the damper mechanism 40 between the shaft of the crankshaft 36 and the output shaft of the drive motor 2, the error in the concentricity of the crankshaft 36 and the second pulley 6, and the error in the concentricity of the crankshaft 36 and the connecting rod 14 inside the crankcase 13 can be reduced, increasing the stability of the apparatus.

In this embodiment, a supporting member 23 is disposed in a through groove at one end of the connecting rod 14, a sealing groove 16 is disposed in the supporting member 23, a plurality of first fixing columns 31 are fixedly mounted on an inner wall of the sealing groove 16, the first fixing columns 31 are circumferentially arrayed, a second hydraulic groove 30 is disposed in the first fixing columns 31, a plurality of first spring seats 33 are fixedly mounted on an outer wall of the supporting member 23, the first spring seats 33 are circumferentially arrayed, a supporting column groove 38 is formed at a top of the first spring seat 33 and completely penetrates through the supporting member 23, the second hydraulic groove 30 is communicated with the supporting column groove 38, a supporting column 29 is disposed in the supporting column groove 38, the supporting column 29 penetrates through the supporting column groove 38 and extends to an outer wall of an outer side of the first spring seat 33, the second spring 24 is sleeved on the outer wall of the first spring seat 33, one end of the second spring 24 is fixedly mounted on a side wall of the first spring seat 33, a second fixing column 32 is, a third hydraulic groove 39 is formed in the second fixing column 32, the second fixing column 32 is fixedly installed between the inner walls of the sealing groove 16, a connecting rod ring 21 is arranged between the inner walls of two opposite sides of the supporting piece 23, the outer wall of the connecting rod ring 21 is fixedly installed on the inner wall of the through groove of the connecting rod 14, the connecting rod 14 is not in contact with the supporting piece 23, a second spring seat 34 is fixedly installed on the inner wall of the connecting rod ring 21, the number of the second spring seats 34 is a plurality, the second spring seat 34 and the first spring seat 33 are coaxial, one end, far away from the first spring seat 33, of the second spring 24 is fixedly installed on the side wall of the second spring seat 34, and the second hydraulic groove 30 formed by the supporting column 29 and the first fixing column 31 is a.

Further, a crankcase 13 and a driving motor 2 are fixedly mounted on the top of the base 1, a crankshaft 36 is movably mounted in the crankcase 13, one end of the crankshaft 36 penetrates through and extends to the outer side of the crankcase 13, and a damping mechanism 40 is arranged between a shaft rod of the crankshaft 36 and an output shaft of the driving motor 2.

Furthermore, the bottom of the first fixing column 31 is provided with a first damping hole 27 and a second damping hole 28, the number of the first damping hole 27 and the second damping hole 28 is two, the bottom of the second hydraulic pressure tank 30 is provided with a second rectangular groove 42, the number of the second rectangular grooves 42 is two, the two second rectangular grooves 42 are respectively and movably provided with a second valve 26, the bottom of the first fixing column 31 is provided with a first rectangular groove 41, the number of the first rectangular grooves 41 is two, and the two second rectangular grooves 42 are respectively and movably provided with a first valve 25.

Furthermore, in the present invention, the damping mechanism 40 includes two first bearings 7, two fixing discs 8, two first springs 9, two spring sleeves 10 and two elastic columns 11, the two fixing discs 8 are respectively installed at one end of the two elastic columns 11, the two first bearings 7 are respectively installed in the grooves of the two fixing discs 8, the spring sleeve 10 is internally provided with a first hydraulic groove 12, the two elastic columns 11 are both located in the first hydraulic groove 12, the two elastic columns 11 both penetrate and extend to the outer side of the spring sleeve 10, the two first springs 9 are respectively sleeved on the outer walls of the two elastic columns 11, the two first springs 9 are respectively fixedly installed on the outer walls of the two sides of the spring sleeve 10, the other ends are respectively fixedly installed on the side walls of the two fixing discs 8, one of the first bearings 7 is fixedly sleeved on the outer wall of the crankshaft 36, the other first bearing 7 is fixedly sleeved on the outer wall of the driving motor 2.

In the further proposed technical scheme of the invention, a first belt pulley 4 is fixedly installed on an output shaft of the driving motor 2, a second belt pulley 6 is fixedly installed on one end of the crankshaft 36, a belt 5 is arranged in a groove of the first belt pulley 4, and the belt 5 is wound in a groove on the outer wall of the second belt pulley 6.

Furthermore, in the technical scheme that further proposes, the both ends fixed mounting at crankcase 13 top has piston cylinder 3, piston chamber 18 has been seted up to the outer wall of piston cylinder 3 one side, be equipped with piston 17 in the piston chamber 18, piston pin sleeve 19 is installed to piston 17's circular recess symmetry, piston pin sleeve 19 internal fixed mounting has piston pin 15, support piece 23's logical inslot fixed mounting has second bearing 22, second bearing 22 is fixed the cup joint on piston pin 15's outer wall, piston 17's outer wall is equipped with piston ring 20, piston ring 20 is the inside metal ring of embedding piston 17 groove, belong to the compression ring, be used for the gas in the sealed piston chamber 18.

In the further proposed technical scheme of the present invention, the side wall of the base 1 is fixedly installed with a stabilizing block 35, the stabilizing block 35 is located at the bottom of the damping mechanism 40, and the stabilizing block 35 is used for supporting the damping mechanism 40 to increase the stability of the damping mechanism 40.

In some embodiments, the second hydraulic tank 30 and the third hydraulic tank 39 are filled with hydraulic oil, the second hydraulic tank 30 is filled with hydraulic oil, and the third hydraulic tank 39 has a volume smaller than that of the third hydraulic tank 39, so that a reserved space is provided, and the reserved space is smaller than that of the third hydraulic tank 39, so that the hydraulic oil in the third hydraulic tank 39 can enter the second damping hole 28 to form a damping force.

Furthermore, in the present invention, the first hydraulic groove 12 is filled with hydraulic oil, the volume of the hydraulic oil in the first hydraulic groove 12 is equal to the volume of the first hydraulic groove 12, the hydraulic oil in the first hydraulic groove 12 prevents the spring sleeve 10 from making rigid contact, which is helpful for the use of the first spring 9, and the first hydraulic groove 12 is a sealed hydraulic groove.

In the invention, when in use, the connecting rod 14 runs in the piston 17, when in operation, the change angle of one stroke of the connecting rod 14 is 25-30 degrees, in the angle range, the connecting rod ring 21 arranged in the support 23 can be pressed, the connecting rod ring 21 can press the supporting column 29, the supporting column 29 under pressure moves rapidly into the third hydraulic tank 39, at the moment, the hydraulic oil in the second hydraulic tank 30 can enter the third hydraulic tank 39 through the two first valves 25 due to the rise of the oil pressure of the second hydraulic tank 30, because the flow hole of the second damping hole 28 is small, a large damping force is formed to obstruct the flow of the oil pressure of the second hydraulic tank 30, the downward movement amount of the supporting column 29 is very small, so the vibration of the connecting rod 14 during operation is absorbed, because the connecting rod 14 rotates at high speed, the flow of the hydraulic oil between the second hydraulic tank 30 and the third hydraulic tank 39 is very slow, the movement amount of the supporting column 29 is very small, and the vibration of the connecting rod 14 during operation is absorbed, so that the rotation between the connecting rod 14 and the second bearing 22 as well as the rotation between the piston pin 15 are more stable, and the transmission efficiency of power is increased.

The invention can absorb the mechanical vibration generated by the connecting rod 14 when the connecting rod 14 runs at high speed by arranging the supporting piece 23, the connecting rod ring 21, the second spring 24, the supporting column 29, the first fixing column 31 and the second fixing column 32 at the position of linkage between the connecting rod 14 and the piston pin 15 for mutual matching use, thereby reducing the vibration of the connecting rod 14, reducing the abrasion between the connecting rod 14 and the piston pin 15, stabilizing the power rotation between the crankshaft 36, the connecting rod 14 and the piston 17, improving the transmission efficiency, prolonging the service life of the connecting rod 14, reducing the vibration generated by the shaft rod of the crankshaft 36 and the driving motor 2 when the driving motor 2 runs by arranging the damping mechanism 40 between the shaft rod of the crankshaft 36 and the output shaft of the driving motor 2, prolonging the service lives of the first belt pulley 4 and the second belt pulley 6, arranging the damping mechanism 40 between the shaft rod of the crankshaft 36 and the output shaft of the driving motor 2, the concentricity error of the crankshaft 36 and the second pulley 6, and the concentricity error of the crankshaft 36 and the connecting rod 14 inside the crankcase 13 can be reduced, and the stability of the device can be increased.

It will be appreciated by those skilled in the art that other similar joining means, such as welding, bonding or screwing, may also be used to practice the present invention.

The elastic coefficients of the first spring 9 and the second spring 24 in the present invention are the elastic coefficients within the range satisfying the respective technical requirements in the specific implementation process.

The electrical components presented in the document are all electrically connected with an external master controller and 220V mains, and the master controller can be a conventional known device controlled by a computer or the like.

The above embodiments are only exemplary embodiments of the present invention, and are not intended to limit the present invention, and the scope of the present invention is defined by the claims. Various modifications and equivalents may be made by those skilled in the art within the spirit and scope of the present invention, and such modifications and equivalents should also be considered as falling within the scope of the present invention.

Claims

1. A vibration-absorbing compressor, comprising:

connecting rod (14), logical inslot of connecting rod (14) one end is equipped with support piece (23), seal groove (16) have been seted up in support piece (23), fixed mounting has first fixed column (31) on the inner wall of seal groove (16), the quantity of first fixed column (31) is a plurality of, and is the circumference array, second hydraulic pressure groove (30) have been seted up in first fixed column (31), the outer wall fixed mounting of support piece (23) has first spring holder (33), the quantity of first spring holder (33) a plurality of, and be the circumference array, the top of first spring holder (33) seted up thoroughly run through with support column groove (38) of support piece (23), just second hydraulic pressure groove (30) with support column groove (38) are linked together, be equipped with support column (29) in support column groove (38), support column (29) run through in support column groove (38) and extend to first spring holder (33) outside A second spring (24) is sleeved on the outer wall of the first spring seat, one end of the second spring (24) is fixedly arranged on the outer wall of the first spring seat (33), a second fixed column (32) is arranged around the first fixed column (31), a third hydraulic groove (39) is formed in the second fixing column (32), the second fixing column (32) is fixedly installed between the inner walls of the sealing grooves (16), a connecting rod ring (21) is arranged between the inner walls of the two opposite sides of the supporting piece (23), the outer wall of the connecting rod ring (21) is fixedly arranged on the inner wall of the through groove of the connecting rod (14), a plurality of second spring seats (34) are fixedly arranged on the inner wall of the connecting rod ring (21), and the second spring seat (34) is coaxial with the first spring seat (33), one end of the second spring (24) far away from the first spring seat (33) is fixedly arranged on the side wall of the second spring seat (34);

the vibration-damping device comprises a base (1), wherein a crankcase (13) and a driving motor (2) are fixedly mounted at the top of the base (1), a crankshaft (36) is movably mounted in the crankcase (13), one end of the crankshaft (36) penetrates through and extends to the outer side of the crankcase (13), and a damping mechanism (40) is arranged between a shaft rod of the crankshaft (36) and an output shaft of the driving motor (2).

2. The vibration absorbing compressor of claim 1, wherein: first orifice (27) and second orifice (28) have been seted up to the bottom of first fixed column (31), first orifice (27) and second orifice (28) second quantity is two, second rectangular channel (42) have been seted up to the bottom of second hydraulic pressure groove (30), the quantity of second rectangular channel (42) is two, two equal movable mounting has second valve (26) in second rectangular channel (42), first rectangular channel (41) have been seted up to the bottom of first fixed column (31), the quantity of first rectangular channel (41) is two, two equal movable mounting has first valve (25) in second rectangular channel (42).

3. The vibration absorbing compressor of claim 1, wherein: the damping mechanism (40) comprises a first bearing (7), a fixed disc (8), a first spring (9), a spring sleeve (10) and elastic columns (11), the number of the fixed disc (8), the first bearing (7), the first spring (9) and the elastic columns (11) is two, the two fixed discs (8) are respectively installed at one end of the two elastic columns (11), the two first bearings (7) are respectively installed in grooves of the two fixed discs (8), first hydraulic grooves (12) are formed in the spring sleeve (10), the two elastic columns (11) are respectively located in the first hydraulic grooves (12), the two elastic columns (11) are respectively penetrated and extended to the outer side of the spring sleeve (10), and the two first springs (9) are respectively sleeved on the outer walls of the two elastic columns (11), the two first springs (9) are fixedly installed on the outer walls of the two sides of the spring sleeve (10) respectively, the other ends of the two first springs are fixedly installed on the side walls of the two fixed disks (8) respectively, one of the first bearings (7) is fixedly sleeved on the outer wall of the crankshaft (36), and the other first bearing (7) is fixedly sleeved on the outer wall of the driving motor (2).

4. The vibration absorbing compressor of claim 1, wherein: the output shaft fixed mounting of driving motor (2) has first belt pulley (4), the one end fixed mounting of bent axle (36) has second belt pulley (6), be equipped with belt (5) in the recess of first belt pulley (4), belt (5) winding is in the recess of second belt pulley (6) outer wall.

5. The vibration absorbing compressor of claim 1, wherein: the improved piston rod structure is characterized in that piston cylinders (3) are fixedly mounted at two ends of the top of the crank case (13), piston chambers (18) are formed in the outer wall of one side of each piston cylinder (3), pistons (17) are arranged in the piston chambers (18), piston pin sleeves (19) are symmetrically mounted in circular grooves of the pistons (17), piston pins (15) are fixedly mounted in the piston pin sleeves (19), second bearings (22) are fixedly mounted in through grooves of supporting pieces (23), and the second bearings (22) are fixedly sleeved on the outer walls of the piston pins (15).

6. The vibration absorbing compressor of claim 5, wherein: the outer wall of the piston (17) is provided with a piston ring (20).

7. The vibration absorbing compressor of claim 1, wherein: the side wall fixed mounting of base (1) has stabilizing block (35), stabilizing block (35) are located damper (40)'s bottom.

8. The vibration absorbing compressor of claim 1, wherein: and hydraulic oil is arranged in the second hydraulic tank (30) and the third hydraulic tank (39).

9. The vibration absorbing compressor of claim 3, wherein: hydraulic oil is arranged in the first hydraulic groove (12).