Compressor

Abstract

The utility model provides a compressor which comprises a shell and a crankshaft, and the crankshaft is movably arranged in the shell. The vibration reduction structure comprises a piston component and a liquid storage cylinder, the piston component is installed on the crankshaft, the liquid storage cylinder is fixedly connected with the inner wall of the shell, the liquid storage cylinder is provided with a liquid storage cavity and a communicating opening communicating with the liquid storage cavity, the liquid storage cavity is filled with shear thickening liquid, and the piston component is arranged at the communicating opening in a penetrating mode; at least part of the piston component is movably arranged in the liquid storage cavity. According to the technical scheme, the problem that in the prior art, noise is large due to vibration of a compressor can be solved.

Description

TECHNICAL FIELD

[0001] The utility model relates to a compressor technical field, specifically, relate to a kind of compressor. BACKGROUND

[0002] At present, rotor compressor includes the pump body assembly and motor assembly being arranged in sealed shell, the pump body assembly includes cylinder, piston, the crankshaft of driving piston eccentric rotation, the vane in the cylinder vane slot, the upper flange and lower flange for supporting the crankshaft on the both sides of cylinder, the pump body assembly is fixed on the shell by upper flange.Motor assembly includes the stator fixed on the shell and the rotor fixed on the crankshaft.

[0003] However, in rotor compressor, the crankshaft is bent and vibrates under the action of electromagnetic force and centrifugal force and other external loads, the greater the displacement of compressor, the greater the bending vibration of crankshaft long axis end, thereby leading to the relatively large noise of compressor as a whole. SUMMARY

[0004] The main purpose of the utility model is to provide a kind of compressor, to solve the problem of the relatively large noise of compressor vibration in prior art.

[0005] In order to achieve the above-mentioned purpose, the utility model provides a kind of compressor, comprising:

[0006] Shell and crankshaft, the crankshaft is movably arranged in the shell;

[0007] Damping structure, damping structure includes piston component and liquid storage cylinder, piston component is installed on the crankshaft, liquid storage cylinder is fixedly connected with the inner wall of shell, liquid storage cylinder has liquid storage cavity and the communication port communicated with liquid storage cavity, liquid storage cavity is filled with shear thickening liquid, piston component is arranged at the communication port, at least part of piston component is movably arranged in liquid storage cavity.

[0008] Further, the piston component is provided with a mounting hole matched with the crankshaft, and the piston component is sleeved on the crankshaft through the mounting hole.

[0009] Further, the damping structure further comprises a shaft sleeve, the shaft sleeve is arranged in the mounting hole, and the shaft sleeve is sleeved on the crankshaft.

[0010] Wherein, the crankshaft is provided with an oil running hole extending along the length direction of the crankshaft, and the crankshaft is further provided with a communication oil hole penetrating the side wall of the crankshaft, one end of the communication oil hole is communicated with the oil running hole, and the other end of the communication oil hole is arranged towards the inner ring of the shaft sleeve.

[0011] Further, the damping structure further comprises:

[0012] Rolling bearing, arranged in the mounting hole, the rolling bearing is sleeved on the crankshaft.

[0013] Further, the piston component comprises a piston rod and a piston head connected with each other, the piston rod is movably arranged at the communication port, and the piston head is movably arranged in the liquid storage cavity.

[0014] The piston head is arranged at a distance from the inner wall of the liquid storage cavity; and / or,

[0015] The damping structure further comprises a sealing member, which is arranged at the communication port and located at the gap between the communication port and the piston rod.

[0016] Further, the liquid storage cylinder has a ring structure, and the liquid storage cylinder has a structure symmetrical along the symmetry axis of the crankshaft; or,

[0017] The liquid storage cylinder is a plurality of liquid storage cylinders, and the piston component comprises a plurality of piston members, the plurality of piston members are arranged one-to-one corresponding to the plurality of liquid storage cylinders, at least part of each piston member is movably arranged in the liquid storage cavity of the corresponding liquid storage cylinder, and the plurality of liquid storage cylinders are arranged at intervals along the circumferential direction of the crankshaft; or,

[0018] The liquid storage cylinder is a plurality of liquid storage cylinders, and the piston component comprises a plurality of piston members, the plurality of piston members are arranged one-to-one corresponding to the plurality of liquid storage cylinders, at least part of each piston member is movably arranged in the liquid storage cavity of the corresponding liquid storage cylinder, and the plurality of liquid storage cylinders are arranged at intervals along the circumferential direction of the crankshaft; or,

[0019] Further, the damping structure is provided with an avoidance channel penetrating through the upper part of the damping structure and the lower part of the damping structure; and / or,

[0020] The damping structure is a plurality of damping structures, and the plurality of damping structures are arranged at intervals along the height direction of the crankshaft.

[0021] Further, the liquid storage cylinder is a plurality of liquid storage cylinders, and the piston component comprises a plurality of piston members, the plurality of piston members are arranged one-to-one corresponding to the plurality of liquid storage cylinders, at least part of each piston member is movably arranged in the liquid storage cavity of the corresponding liquid storage cylinder, and the plurality of liquid storage cylinders are arranged at intervals along the circumferential direction of the crankshaft to form the avoidance channel; the damping structure further comprises an annular mounting shell, and the outer ring of the annular mounting shell is connected with the inner wall of the shell;

[0022] The end of the liquid storage cylinder away from the communication port is an open end, the liquid storage cylinder is connected with the inner ring of the annular mounting shell, and the inner ring of the annular mounting shell is sealed at the open end; or,

[0023] The end of the liquid storage cylinder away from the communication port is a sealing shell end, and the sealing shell end is connected with the inner ring of the annular mounting shell.

[0024] Further, the liquid storage cylinder has a ring structure, the piston component has a ring structure, and the damping structure further comprises:

[0025] The connecting pieces are connected with the inner wall of the shell at one end and connected with the liquid storage cylinder at the other end.

[0026] Further, the shear thickening fluid comprises a polyvinyl alcohol liquid and silica gel particles.

[0027] The technical scheme of the utility model is applied, in the compressor operation process, the crankshaft is easy to vibrate under the external load such as electromagnetic force and centrifugal force, the vibration on the crankshaft is transmitted to the piston part through the damping structure, the vibration of the piston part is consumed and damped through the action of the shear thickening fluid, thereby the vibration of the crankshaft is reduced, and the overall vibration noise level of the compressor is reduced. BRIEF DESCRIPTION OF DRAWINGS

[0028] The drawings accompanying the specification of this application form a part hereof, serve to provide further understanding of the present application, and together with the description of the exemplary embodiments of the present application, serve to explain the present application, and do not constitute improper limitations on the present application. In the drawings:

[0029] Figure 1 A structure schematic view of a compressor according to an embodiment of the present application is shown;

[0030] Figure 2 A sectional view of a damping structure according to an embodiment of the present application is shown;

[0031] Figure 3 A sectional view of the damping structure in Figure 2 from another perspective is shown;

[0032] Figure 4 A sectional view of the damping structure according to another embodiment of the present application from one perspective is shown;

[0033] Figure 5 A sectional view of the damping structure in Figure 4 from another perspective is shown;

[0034] Figure 6 A sectional view of the damping structure in Figure 4 from still another perspective is shown;

[0035] Figure 7 A sectional view of the damping structure with a rolling bearing according to an embodiment of the present application is shown;

[0036] Figure 8 A sectional view of the damping structure according to still another embodiment of the present application is shown;

[0037] Figure 9A sectional view of the damping structure with a shaft sleeve is shown.

[0038] The above drawings include the following reference signs:

[0039] 10, housing;

[0040] 20, crankshaft; 21, oil hole; 22, communication hole;

[0041] 30, damping structure; 31, piston component; 311, piston rod; 312, piston head; 313, mounting portion; 32, liquid storage cylinder; 33, shaft sleeve; 34, rolling bearing; 35, sealing member; 36, annular mounting shell; 37, connecting member;

[0042] 40, shear thickening liquid;

[0043] 50, pump body. DETAILED DESCRIPTION

[0044] It should be noted that the embodiments in the present application and the features in the embodiments can be combined with each other without conflict. The present application will be described in detail below with reference to the drawings and in combination with the embodiments.

[0045] As shown in Figures 1 to 9 The embodiment of the present application provides a compressor, which comprises a housing 10, a crankshaft 20 and a damping structure 30, the crankshaft 20 is movably arranged in the housing 10. The damping structure 30 comprises a piston component 31 and a liquid storage cylinder 32, the piston component 31 is mounted on the crankshaft 20, the liquid storage cylinder 32 is fixedly connected with the inner wall of the housing 10, the liquid storage cylinder 32 has a liquid storage cavity and a communication port in communication with the liquid storage cavity, the liquid storage cavity is filled with a shear thickening liquid 40, the piston component 31 is arranged at the communication port, and at least part of the piston component 31 is movably arranged in the liquid storage cavity.

[0046] The compressor provided by the embodiment can reduce the vibration of the crankshaft 20, and in turn reduce the overall vibration noise level of the compressor. Therefore, the compressor provided by the embodiment can solve the problem of large noise caused by the vibration of the compressor in the prior art.

[0047] It should be noted that "at least part of the piston component 31 is movably arranged in the liquid storage cavity" mainly means that at least part of the piston component 31 is movably arranged in the liquid storage cavity. The liquid storage cylinder 32 can be welded with the inner wall of the housing 10.

[0048] Specifically, the piston component 31 is provided with a mounting hole matched with the crankshaft 20, and the piston component 31 is sleeved on the crankshaft 20 through the mounting hole. In this way, the piston component 31 can be conveniently installed, and the vibration of the crankshaft 20 can be stably transmitted to the piston component 31.

[0049] In the embodiment, the piston component 31 comprises a mounting portion 313 provided with the mounting hole, and the mounting portion 313 has a ring structure.

[0050] Specifically, in one embodiment, the damping structure 30 further comprises a shaft sleeve 33 arranged in the mounting hole and sleeved on the crankshaft 20. The crankshaft 20 is provided with an oil running hole 21 extending along the length direction of the crankshaft 20, and is further provided with a communication oil hole 22 penetrating the side wall of the crankshaft 20, one end of the communication oil hole 22 communicates with the oil running hole 21, and the other end of the communication oil hole 22 is arranged towards the inner ring of the shaft sleeve 33. With such a structure, the lubricating oil in the oil running hole 21 is pumped into the communication oil hole 22, and the gap between the shaft sleeve 33 and the crankshaft 20 is lubricated through the communication oil hole 22, so as to conveniently form a sliding bearing structure, ensure the lubrication of the contact surface between the crankshaft 20 and the shaft sleeve 33, and ensure the normal operation of the compressor. Specifically, the shaft sleeve 33 is in interference fit with the mounting hole.

[0051] Specifically, in another embodiment, the damping structure 30 further comprises a rolling bearing 34 arranged in the mounting hole and sleeved on the crankshaft 20. In this way, the vibration of the crankshaft 20 can be smoothly transmitted to the piston component 31, and the piston component 31 can be flexibly moved relative to the crankshaft 20, and the normal operation of the compressor is also ensured. Specifically, the inner ring of the rolling bearing 34 is in interference fit with the crankshaft 20, and the outer ring of the rolling bearing 34 is in interference fit with the mounting hole.

[0052] In the embodiment, the piston component 31 comprises a piston rod 311 and a piston head 312 connected with each other, the piston rod 311 is movably arranged at the communication port, and the piston head 312 is movably arranged in the liquid storage cavity. Specifically, the cross-sectional area of the piston head 312 is larger than that of the piston rod 311, and the piston component 31 moves along the extension direction of the piston rod 311.

[0053] Specifically, the piston head 312 is spaced apart from the inner wall of the liquid storage cavity, so as to ensure that the piston head 312 can be smoothly moved in the liquid storage cavity. Specifically, when the piston head 312 moves, the thickening shear fluid is simultaneously subjected to extrusion, shearing and shear thickening, and energy is dissipated.

[0054] In the embodiment, the damping structure 30 further comprises a sealing member 35, which is installed at the communication opening and at the gap between the communication opening and the piston rod 311. In this way, leakage of the shear thickening fluid 40 in the liquid storage cavity through the gap between the communication opening and the piston rod 311 can be avoided, and the sealing performance of the liquid storage cavity is improved, so as to ensure that the shear thickening fluid 40 can stably interact with the piston rod 311.

[0055] Specifically, the sealing member 35 can be a sealing ring, and the sealing member 35 can be made of a flexible material.

[0056] Specifically, the liquid storage cylinder 32 can be provided in a ring structure, and the liquid storage cylinder 32 is symmetrically arranged along the symmetry axis of the crankshaft 20. In this way, the damping and noise reduction effect can be improved.

[0057] The "liquid storage cylinder 32 is symmetrically arranged along the symmetry axis of the crankshaft 20" can be understood as that the liquid storage cylinder 32 is symmetrically arranged along the symmetry axis of the part of the crankshaft 20 corresponding to the sleeving position of the liquid storage cylinder 32, and the part of the crankshaft 20 corresponding to the sleeving position of the liquid storage cylinder 32 can be circular in cross section. Preferably, the liquid storage cylinder 32 is symmetrically arranged along the center of the symmetry axis of the part of the crankshaft 20 corresponding to the sleeving position of the liquid storage cylinder 32.

[0058] Alternatively, the liquid storage cylinder 32 is provided in a plurality of numbers, and the piston member 31 comprises a plurality of piston pieces, the plurality of piston pieces are arranged in one-to-one correspondence with the plurality of liquid storage cylinders 32, at least a part of each piston piece is movably arranged in the liquid storage cavity of the corresponding liquid storage cylinder 32, and the plurality of liquid storage cylinders 32 are arranged in a circumferential direction of the crankshaft 20. In this way, the damping and noise reduction effect can be effectively improved by the arrangement of the plurality of liquid storage cylinders 32. Preferably, the liquid storage cylinders 32 can be provided in an even number and arranged in pairs, and each pair of liquid storage cylinders 32 comprises two oppositely arranged liquid storage cylinders 32.

[0059] Alternatively, the liquid storage cylinder 32 is provided in a plurality of numbers, and the piston member 31 comprises a plurality of piston pieces, the plurality of piston pieces are arranged in one-to-one correspondence with the plurality of liquid storage cylinders 32, at least a part of each piston piece is movably arranged in the liquid storage cavity of the corresponding liquid storage cylinder 32, and the plurality of liquid storage cylinders 32 are arranged in a circumferential direction of the crankshaft 20. In this way, the damping and noise reduction effect can be effectively improved by the arrangement of the plurality of liquid storage cylinders 32. Preferably, the liquid storage cylinders 32 can be provided in an even number and arranged in pairs, and each pair of liquid storage cylinders 32 comprises two oppositely arranged liquid storage cylinders 32.

[0060] Specifically, each piston piece comprises a piston rod 311 and a piston head 312 which are connected to each other.

[0061] In the embodiment, the damping structure 30 is provided with an avoidance channel which penetrates the upper part of the damping structure 30 and the lower part of the damping structure 30, so that the fluid in the housing 10 can smoothly flow through the avoidance channel, and the fluid in the housing 10 cannot be blocked to flow smoothly.

[0062] Specifically, the damping structure 30 is multiple, and the multiple damping structures 30 are arranged at intervals along the height direction of the crankshaft 20, so that the damping effect on the crankshaft 20 can be better improved. Specifically, the damping structure 30 can be three, two of the three damping structures 30 are arranged at two ends of the crankshaft 20 respectively, and the remaining one of the three damping structures 30 is located at the middle of the crankshaft 20.

[0063] Specifically, the compressor further comprises a pump body 50, and the pump body 50 is arranged on the crankshaft 20. In order to better improve the damping structure 30, the damping structure 30 can be arranged at a position where the pump body 50 vibrates more, and the damping structure 30 can be arranged to be symmetrically centered on the symmetric structure of the crankshaft 20 in combination with the modal simulation or test results of the compressor.

[0064] Specifically, the liquid storage cylinder 32 can be multiple, the piston part 31 comprises multiple piston pieces, the multiple piston pieces are arranged one by one corresponding to the multiple liquid storage cylinders 32, at least part of each piston piece is movably arranged in the liquid storage cavity of the corresponding liquid storage cylinder 32, and the multiple liquid storage cylinders 32 are arranged at intervals along the circumference of the crankshaft 20 to form an avoiding passage; the damping structure 30 further comprises an annular mounting shell 36, and the outer ring of the annular mounting shell 36 is connected with the inner wall of the shell 10.

[0065] Specifically, the annular mounting shell 36 can be fixed on the inner wall of the shell 10 by using a hot sleeve process or welding.

[0066] As shown in Figure 3 , one end of the liquid storage cylinder 32 away from the communication port is an open end, the liquid storage cylinder 32 is connected with the inner ring of the annular mounting shell 36, and the inner ring of the annular mounting shell 36 is blocked at the open end. By adopting such a structure, the installation of the damping structure 30 can be facilitated.

[0067] As shown in Figure 8 , one end of the liquid storage cylinder 32 away from the communication port is a blocking shell end, and the blocking shell end is connected with the inner ring of the annular mounting shell 36. In this way, the number of liquid storage cylinders 32 can be flexibly adjusted and arranged according to actual conditions, and the installation of the damping structure 30 can be facilitated.

[0068] As shown in Figures 4 to 6As shown, the liquid storage cylinder 32 is annular structure, the piston component 31 is annular structure, the damping structure 30 further comprises a connecting piece 37, one end of the connecting piece 37 is connected with the inner wall of the shell 10, the other end of the connecting piece 37 is connected with the liquid storage cylinder 32, the connecting piece 37 is at least two, the at least two connecting pieces 37 are arranged at intervals to form an avoiding passage. With such a structure, the installation of the damping structure 30 can be facilitated, and the damping structure 30 can also avoid blocking the inside of the shell 10, thereby ensuring the smooth flow of the fluid in the shell 10 and ensuring that the compressed gas in the shell 10 can be smoothly discharged from the exhaust port at the top of the shell 10.

[0069] Specifically, the connecting piece 37 can be welded with the inner wall of the shell 10.

[0070] Specifically, the shear thickening liquid 40 comprises polyvinyl alcohol liquid and silica gel particles, so that the damping consumption of the piston component 31 can be better facilitated to better reduce vibration and noise and reduce the overall vibration and noise of the compressor. Specifically, the shear thickening liquid 40 generally comprises a dispersed phase and a dispersion medium, which contains a large number of hard nanoscale silica gel particles suspended in a non-toxic polyvinyl alcohol fluid, and the silica gel can be prepared by adding silica to polyethylene glycol.

[0071] From the above description, it can be seen that the above-mentioned embodiments of the utility model realize the following technical effects: the damping consumption vibration energy brought by the shear thickening liquid is utilized, thereby reducing the overall vibration and noise level of the compressor.

[0072] It should be noted that the terms used herein are only for the purpose of describing specific embodiments, and are not intended to limit the exemplary embodiments according to the present application. As used herein, the singular form is intended to include the plural form unless the context clearly indicates otherwise, and furthermore, it should be understood that when the terms "comprise" and / or "include" are used in the specification, there is a feature, step, operation, device, component and / or combination thereof.

[0073] The foregoing is considered as illustrative only of the principles of the application. Other variations and modifications are possible in light of the above teachings. Therefore, the scope of the application is not intended to be limited to the particular embodiments described herein but is to be accorded the broadest scope consistent with the principles and the scope of the appended claims and equivalents thereof. Unless otherwise defined, all terms (including technical and scientific terms) used herein have the same meaning as commonly understood by one of ordinary skill in the art to which this application belongs. It will be further understood that terms, such as those defined in commonly used dictionaries, should be interpreted as having a meaning that is consistent with their meaning in the context of the relevant art and the present disclosure and will not be interpreted in an overly literal sense unless expressly so defined herein.

[0074] In the description of the present application, it is to be understood that the orientation or positional relationships indicated by the orientation words such as "front, back, upper, lower, left, right", "transverse, vertical, perpendicular, horizontal" and "top, bottom" and the like are generally based on the orientation or positional relationships shown in the drawings, and are only for the convenience of describing the present application and simplifying the description, and do not indicate and imply that the devices or elements referred to must have a particular orientation or be constructed and operated in a particular orientation, and therefore cannot be understood as a limitation on the scope of protection of the present application; the orientation words "inner, outer" refer to the inner and outer relative to the contour of each component itself.

[0075] For the convenience of description, spatial relative terms such as "over", "above", "upper surface", "upper" and the like can be used herein to describe the spatial positional relationship of one device or feature with respect to other devices or features as shown in the drawings. It should be understood that the spatial relative terms are intended to include different orientations in use or operation in addition to the orientation of the devices described in the drawings. For example, if the devices in the drawings are inverted, the device described as "above" or "over" other devices or structures will be positioned "below" or "under" the other devices or structures. Thus, the exemplary term "above" can include both "above" and "below" orientations. The device can also be positioned in other different ways (rotated 90 degrees or in other orientations), and the spatial relative descriptions used herein are interpreted accordingly.

[0076] In addition, it should be noted that the use of the words "first", "second" and the like to define various components is merely intended to distinguish the corresponding components, and the words have no special meaning unless otherwise stated, and therefore cannot be understood as a limitation on the scope of protection of the present application.

[0077] The above merely describes preferred embodiments of the present application and is not intended to limit the present application. For those skilled in the art, the present application can have various modifications and changes. Any modification, equivalent replacement, improvement, etc. made within the spirit and principle of the present application shall be included in the protection scope of the present application.

Claims

1. A compressor characterized by, The application relates to a compressor comprising a housing (10) and a crankshaft (20) movably arranged in the housing (10); a damping structure (30) comprising a piston component (31) mounted on the crankshaft (20) and a liquid storage cylinder (32) fixedly connected with an inner wall of the housing (10), the liquid storage cylinder (32) having a liquid storage cavity and a communication port in communication with the liquid storage cavity, the liquid storage cavity being filled with shear thickening liquid (40), the piston component (31) being arranged at the communication port and at least a part of the piston component (31) being movably arranged in the liquid storage cavity. The piston component (31) is provided with a mounting hole matched with the crankshaft (20), and the piston component (31) is sleeved on the crankshaft (20) through the mounting hole. The damping structure (30) further comprises a shaft sleeve (33) arranged in the mounting hole and sleeved on the crankshaft (20).

2. The compressor of claim 1, wherein, The crankshaft (20) is provided with an oil running hole (21) extending along the length direction of the crankshaft (20), and the crankshaft (20) is further provided with a communication oil hole (22) penetrating through the side wall of the crankshaft (20), one end of the communication oil hole (22) being in communication with the oil running hole (21), and the other end of the communication oil hole (22) being arranged towards the inner ring of the shaft sleeve (33).

3. The compressor of claim 2, wherein, The damping structure (30) further comprises a rolling bearing (34) arranged in the mounting hole and sleeved on the crankshaft (20). The piston component (31) comprises a piston rod (311) and a piston head (312) connected with each other, the piston rod (311) being movably arranged at the communication port, and the piston head (312) being movably arranged in the liquid storage cavity.

4. The compressor of claim 2, wherein, The piston head (312) is arranged in space with the inner wall of the liquid storage cavity; and / or The damping structure (30) further comprises a sealing member (35) mounted at the communication port and arranged at the gap between the communication port and the piston rod (311).

5. The compressor of claim 1, wherein, 6. The compressor according to claim 1, wherein the liquid storage cylinder (32) is in a ring structure and symmetrical along the symmetry axis of the crankshaft (20); or the liquid storage cylinder (32) is in a plurality of structures, the piston component (31) comprises a plurality of piston members, the plurality of piston members are arranged in one-to-one correspondence with the plurality of liquid storage cylinders (32), at least a part of each piston member is movably arranged in the liquid storage cavity of the corresponding liquid storage cylinder (32), and the plurality of liquid storage cylinders (32) are arranged in space along the circumferential direction of the crankshaft (20); or ​ ​ ​ ​ ​ There are multiple liquid storage cylinders (32), and the piston component (31) includes multiple piston parts. The multiple piston parts are arranged one-to-one with the multiple liquid storage cylinders (32). At least a portion of each piston part is movably arranged in the liquid storage cavity corresponding to the liquid storage cylinder (32). The multiple liquid storage cylinders (32) are arranged circumferentially along the crankshaft (20) and symmetrically arranged along the axis of symmetry of the crankshaft (20).

7. The compressor according to claim 1, characterized in that, The vibration damping structure (30) is provided with a clearance channel extending through the top and bottom of the vibration damping structure (30); and / or, There are multiple vibration damping structures (30), and the multiple vibration damping structures (30) are spaced apart along the height direction of the crankshaft (20).

8. The compressor of claim 1, wherein, The liquid storage cylinder (32) is multiple, and the piston component (31) includes multiple piston parts. The multiple piston parts are arranged one-to-one with the multiple liquid storage cylinders (32). At least a portion of each piston part is movably arranged in the liquid storage cavity of the corresponding liquid storage cylinder (32). The multiple liquid storage cylinders (32) are arranged circumferentially along the crankshaft (20) to form a clearance channel. The vibration damping structure (30) also includes an annular mounting shell (36). The outer ring of the annular mounting shell (36) is connected to the inner wall of the housing (10). Wherein, the end of the liquid storage cylinder (32) furthest from the communication port is an open end, the liquid storage cylinder (32) is connected to the inner ring of the annular mounting shell (36), and the inner ring of the annular mounting shell (36) seals the open end; or, The end of the liquid storage cylinder (32) away from the communication port is the sealing shell end, which is connected to the inner ring of the annular mounting shell (36).

9. The compressor of claim 1, wherein, The liquid storage cylinder (32) has a ring-shaped structure, the piston component (31) has a ring-shaped structure, and the vibration damping structure (30) further includes: A connector (37) is provided, one end of which is connected to the inner wall of the housing (10), and the other end of which is connected to the liquid storage cylinder (32). There are at least two connectors (37), and the at least two connectors (37) are spaced apart to form a clearance channel.

10. The compressor of any one of claims 1 to 9, wherein, The shear thickening fluid (40) comprises polyvinyl alcohol liquid and silica gel particles.

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