CN220168148U - Compressor - Google Patents

Abstract

The utility model relates to the technical field of compression machinery, in particular to a compressor. In the utility model, a jack is arranged on a crankshaft, an eccentric sleeve is provided with a plug handle, the plug handle comprises a first plug rod and a second plug rod, the diameter of the first plug rod is smaller than that of the second plug rod, the first plug rod and part of the second plug rod extend into the jack, the second plug rod is in clearance fit with the jack, a buffer sleeve is sleeved on the periphery of the first plug rod, and the buffer sleeve is in interference fit with the jack. Due to the arrangement of the buffer sleeve, the clearance fit between the crankshaft and the eccentric sleeve can be optimized to be interference fit, so that when the crankshaft and the eccentric shaft work, the buffer sleeve can not only slow down the impact between the plug handle of the eccentric sleeve and the jack of the crankshaft, but also reduce the noise when the compressor is disconnected, and after the buffer sleeve is broken, the second plug rod part is positioned in the jack and is in clearance fit with the jack, so that the crankshaft and the eccentric sleeve can still work normally and continuously even if the buffer sleeve is broken.

Description

Compressor

Technical Field

The utility model relates to the technical field of compression machinery, in particular to a compressor.

Background

The scroll compressor is widely applied to the fields of refrigeration air-conditioning, heat pump and the like due to the characteristics of high efficiency, small volume, light weight, stable operation and the like. Generally, a scroll compressor is composed of a hermetic shell, a stationary plate, a movable plate, a crankshaft and a clutch, wherein a crankshaft fixing sleeve is provided with an eccentric shaft sleeve, a bearing is fixedly sleeved on the periphery of the eccentric shaft sleeve, the eccentric bearing is partially inserted into the movable plate to drive the movable plate to rotate, molded lines of the movable plate and the stationary plate are spiral, and the movable plate is eccentric relative to the stationary plate and is installed at a 180-degree difference, so that a plurality of crescent spaces are formed between the movable plate and the stationary plate. When the movable disk rotates around the center of the static disk and rotates and translates without rotation with a certain radius, the crescent space of the outer ring moves towards the center continuously, at this time, the refrigerant is pushed to the center space gradually, the volume of the refrigerant is reduced continuously and the pressure of the refrigerant is increased continuously until the refrigerant is communicated with the central exhaust hole, and the high-pressure refrigerant is discharged out of the pump body to complete the compression process.

In the prior art, the small handle of the eccentric sleeve of the compressor directly penetrates into the crankshaft, and due to radial movement, when the compressor is started and stopped, the small handle of the eccentric sleeve and the diameter of the mounting hole on the crankshaft have radial gaps, so that impact or friction noise is easily generated in the process of early radial movement.

Therefore, a compressor is needed to solve the above technical problems.

Disclosure of Invention

The utility model aims to provide a compressor, which can reduce noise generated by impact or friction between a crankshaft and an eccentric shaft.

To achieve the purpose, the utility model adopts the following technical scheme:

a compressor, comprising:

the shell comprises a shell and an end cover, wherein the shell is fixedly connected with the end cover, and a containing cavity is formed between the shell and the end cover;

the movable disc and the static disc are arranged in a cavity formed by the shell, and are meshed with each other;

the eccentric sleeve is inserted into the movable disc to drive the movable disc to rotate;

the crankshaft is provided with a jack, the eccentric sleeve is provided with a plug handle, the plug handle comprises a first plug rod and a second plug rod, the diameter of the first plug rod is smaller than that of the second plug rod, the first plug rod and part of the second plug rod extend into the jack, the periphery of the first plug rod is sleeved with a buffer sleeve, the buffer sleeve is in interference fit with the jack, and the second plug rod is in clearance fit with the jack.

As a preferable technical scheme of the compressor,

the movable disc comprises a movable disc main body and movable vortex teeth, the movable vortex teeth are arranged on one side of the movable disc main body facing the fixed disc, the movable vortex teeth are provided with a movable disc end face sealing structure on the end face, which is in contact with the fixed disc, of the movable disc main body facing one side of the fixed disc, and a movable disc wear-resisting sheet is further arranged on the movable disc end face sealing structure, which comprises sealing strips.

As a preferable technical scheme of the compressor,

the end face of the movable vortex tooth is provided with a first mounting groove, and the movable disc end face sealing structure part is embedded in the first mounting groove.

As a preferable technical scheme of the compressor,

the static disc comprises a static disc main body and static vortex teeth, the static vortex teeth are arranged on one side of the static disc main body, which faces towards the movable disc, a static disc end face sealing structure is arranged on the end face, which is in contact with the movable disc, of the static disc main body, a static disc wear-resisting piece is further arranged on one side, which faces towards the movable disc, of the static disc main body, and the static disc end face sealing structure comprises sealing strips.

As a preferable technical scheme of the compressor,

the end face of the static vortex tooth is provided with a second mounting groove, and the sealing structure part of the end face of the static disc is embedded in the second mounting groove.

As a preferable technical scheme of the compressor,

the compressor also comprises a counterweight body, wherein the counterweight body is arranged between the eccentric sleeve and the crankshaft, and the plug handle penetrates through the counterweight body and stretches into the jack.

As a preferable technical scheme of the compressor,

still include the anti-rotating ring, the anti-rotating ring set up in the end that the end cover inserted the casing, the anti-rotating ring with be provided with between the movable disk main part and prevent changeing wear pad, the movable disk orientation the anti-rotating pin is installed to the one end of end cover, the anti-rotating ring is provided with the pinhole, the anti-rotating pin with the cooperation of anti-rotating ring is in order to restrict the movable disk rotation.

As a preferable technical scheme of the compressor,

the end cover is provided with first oil duct and second oil duct, first oil duct sets up with the length extension direction of bent axle is perpendicular, the second oil duct with first oil duct is perpendicular and the intercommunication, first oil duct set up in the end cover does not insert the part of casing, the export of second oil duct set up in the end cover inserts the tip of casing.

As a preferable technical scheme of the compressor,

the anti-rotation ring is provided with an oil inlet and an oil inlet groove, the oil inlet is axially arranged along the anti-rotation ring, the oil inlet groove is arranged on the end face of the anti-rotation ring, which faces the anti-rotation wear-resisting piece, and the oil inlet is respectively communicated with the second oil duct and the oil inlet groove.

As a preferable technical scheme of the compressor,

the oil inlet groove comprises an annular oil groove and a plurality of straight oil grooves, the straight oil grooves are circumferentially arranged on the periphery of the annular oil groove and are communicated with the annular oil groove, and the oil inlet hole is communicated with one of the straight oil grooves.

The utility model has the beneficial effects that:

in the utility model, a jack is arranged on a crankshaft, an eccentric sleeve is provided with a plug handle, the plug handle comprises a first plug rod and a second plug rod, the diameter of the first plug rod is smaller than that of the second plug rod, the first plug rod and part of the second plug rod extend into the jack, the second plug rod is in clearance fit with the jack, a buffer sleeve is sleeved on the periphery of the first plug rod, and the buffer sleeve is in interference fit with the jack. Due to the arrangement of the buffer sleeve, the clearance fit between the crankshaft and the eccentric sleeve can be optimized to be interference fit, so that when the crankshaft and the eccentric shaft work, the buffer sleeve can not only slow down the impact between the eccentric sleeve plug handle and the crankshaft jack, but also reduce the noise when the compressor is disconnected, and after the buffer sleeve is broken, the second plug rod part is positioned in the jack and is in clearance fit with the second plug rod part, so that the crankshaft and the eccentric sleeve can still work normally and continuously even if the buffer sleeve is broken.

Drawings

In order to more clearly illustrate the technical solutions of the embodiments of the present utility model, the following description will briefly explain the drawings needed in the description of the embodiments of the present utility model, and it is obvious that the drawings in the following description are only some embodiments of the present utility model, and other drawings may be obtained according to the contents of the embodiments of the present utility model and these drawings without inventive effort for those skilled in the art.

FIG. 1 is a cross-sectional view of a compressor provided by an embodiment of the present utility model;

FIG. 2 is a schematic diagram of the connection of an eccentric sleeve and a crankshaft provided by an embodiment of the present utility model;

fig. 3 is a schematic structural diagram of connection between a movable disc and a static disc according to an embodiment of the present utility model;

fig. 4 is a partial enlarged view of fig. 1.

FIG. 5 is a front view of an anti-rotation ring and end cap according to an embodiment of the present utility model;

fig. 6 is a front view of an anti-rotation ring according to an embodiment of the present utility model.

In the figure:

1. a housing; 11. a housing; 12. an end cap; 121. a first oil passage; 122. a second oil passage; 2. a movable plate; 21. a movable disk main body; 22. moving vortex teeth; 23. a movable disc end face sealing structure; 24. wear-resistant plate of movable plate; 3. a static disc; 31. a stationary plate main body; 32. static vortex teeth; 33. a static disc end face sealing structure; 34. static disc wear-resisting piece; 4. an eccentric sleeve; 41. a plug handle; 411. a first plug rod; 412. a second plug rod; 42. a buffer sleeve; 5. a crankshaft; 51. a jack; 6. a counterweight body; 7. anti-rotation wear-resistant piece; 8. an anti-rotation ring; 81. a pin hole; 82. an oil inlet hole; 83. an oil inlet groove; 831. an annular oil groove; 832. a straight oil groove; 9. an anti-rotation pin; 10. and (3) a bearing.

Detailed Description

The utility model is described in further detail below with reference to the drawings and examples. It is to be understood that the specific embodiments described herein are merely illustrative of the utility model and are not limiting thereof. It should be further noted that, for convenience of description, only some, but not all of the structures related to the present utility model are shown in the drawings.

In the description of the present utility model, unless explicitly stated and limited otherwise, the terms "connected," "connected," and "fixed" are to be construed broadly, and may be, for example, fixedly connected, detachably connected, or integrally formed; can be mechanically or electrically connected; can be directly connected or indirectly connected through an intermediate medium, and can be communicated with the inside of two elements or the interaction relationship of the two elements. The specific meaning of the above terms in the present utility model will be understood in specific cases by those of ordinary skill in the art.

In the present utility model, unless expressly stated or limited otherwise, a first feature "above" or "below" a second feature may include both the first and second features being in direct contact, as well as the first and second features not being in direct contact but being in contact with each other through additional features therebetween. Moreover, a first feature being "above," "over" and "on" a second feature includes the first feature being directly above and obliquely above the second feature, or simply indicating that the first feature is higher in level than the second feature. The first feature being "under", "below" and "beneath" the second feature includes the first feature being directly under and obliquely below the second feature, or simply means that the first feature is less level than the second feature.

In the description of the present embodiment, the terms "upper", "lower", "right", etc. orientation or positional relationship are based on the orientation or positional relationship shown in the drawings, and are merely for convenience of description and simplicity of operation, and do not indicate or imply that the apparatus or elements referred to must have a specific orientation, be constructed and operated in a specific orientation, and thus should not be construed as limiting the utility model. Furthermore, the terms "first," "second," and the like, are used merely for distinguishing between descriptions and not for distinguishing between them.

As shown in fig. 1 to 6, the compressor includes a housing 1, a movable plate 2, a stationary plate 3, an eccentric sleeve 4, and a crankshaft 5.

Specifically, as shown in fig. 1 and 2, the housing 1 includes a housing 11 and an end cover 12, the housing 11 and the end cover 12 are fixedly connected, and the housing 11 and the end cover 12 form a containing cavity; the movable disc 2 and the static disc 3 are arranged in a cavity formed by the shell 11, and the movable disc 2 and the static disc 3 are meshed with each other; one end of a crankshaft 5 stretches into the shell 1, one end of an eccentric sleeve 4 stretches into one end of the crankshaft 5, part of the eccentric sleeve 4 can stretch into the crankshaft 5, a bearing 10 is fixedly sleeved on the periphery of the eccentric sleeve 4, the bearing 10 is arranged in the movable disc 2, and the eccentric sleeve 4 is inserted into the movable disc 2 to drive the movable disc 2 to rotate; the crankshaft 5 is provided with a jack 51, the eccentric sleeve 4 is provided with a plug handle 41, the plug handle 41 comprises a first plug rod 411 and a second plug rod 412, the diameter of the first plug rod 411 is smaller than that of the second plug rod 412, the first plug rod 411 and part of the second plug rod 412 extend into the jack 51, the second plug rod 412 is in clearance fit with the jack 51, a buffer sleeve 42 is sleeved on the periphery of the first plug rod 411, and the buffer sleeve 42 is in interference fit with the jack 51. Due to the arrangement of the buffer sleeve 42, the clearance fit between the crankshaft 5 and the eccentric sleeve 4 can be optimized to be interference fit, so that when the crankshaft 5 and the eccentric sleeve 4 work, the buffer sleeve 42 can not only slow down the impact between the eccentric sleeve 4 and the jack 51 of the crankshaft 5, but also reduce the noise when the compressor is disconnected, and when the buffer sleeve 42 breaks, the second inserting connection rod 412 is partially positioned in the jack 51 and is in clearance fit with the second inserting connection rod, so that the crankshaft 5 and the eccentric sleeve 4 can still work normally and continuously even if the buffer sleeve 42 breaks.

It will be appreciated that the cushion cover 42 is made of rubber material that absorbs noise, i.e., the cushion cover 42 is a rubber cover, to further reduce noise.

Further, in this embodiment, in order to ensure the normal operation of the compressor, the compressor further includes a weight body 6, the weight body 6 is disposed between the eccentric sleeve 4 and the crankshaft 5, and the socket handle 41 extends into the insertion hole 51 through the weight body 6. Specifically, the weight 6 and the eccentric sleeve 4 are riveted.

In some embodiments, as shown in fig. 3, the movable disc 2 includes a movable disc main body 21 and movable vortex teeth 22, the movable vortex teeth 22 are disposed on a side of the movable disc main body 21 facing the fixed disc 3, an end surface of the movable vortex teeth 22, which contacts the fixed disc 3, is provided with a movable disc end surface sealing structure 23, a side of the movable disc main body 21 facing the fixed disc 3 is also provided with a movable disc wear pad 24, and the movable disc end surface sealing structure 23 includes a sealing strip. Because the sealing strip protrusion sets up, consequently the sealing strip can avoid movable plate 2 and quiet dish 3 direct contact, especially under the condition of lack lubricating oil, prevents the metalwork adhesion and the compressor inefficacy that inside lack of oil leads to.

Further, the end face of the movable vortex tooth 22 is provided with a first mounting groove, and the movable disc end face sealing structure 23 is partially embedded in the first mounting groove. By providing the first mounting groove, the movable-disk end-face seal structure 23 can be kept at a fixed position relative to the movable disk 2, and the movable-disk end-face seal structure 23 is prevented from moving relative to the end face of the movable scroll 22. Of course, the movable disk end face sealing structure 23 may also be attached to the end face of the movable scroll 22.

In some embodiments, the static disc 3 includes a static disc main body 31 and static vortex teeth 32, the static vortex teeth 32 are disposed on one side of the static disc main body 31 facing the movable disc 2, a static disc end face sealing structure 33 is disposed on an end face of the static vortex teeth 32, which is in contact with the movable disc 2, a static disc wear-resisting sheet 34 is further disposed on one side of the static disc main body 31 facing the movable disc 2, and the static disc end face sealing structure 33 includes a sealing strip. The sealing strip protrusion setting can avoid movable plate 2 and quiet dish 3 direct contact, especially under the condition of lack lubricating oil, prevents the metalwork adhesion and the compressor inefficacy that inside lack of oil leads to.

The stationary platen wear pad 34 is in contact with the movable platen end face seal structure 23 and the stationary platen end face seal structure 33 is in contact with the movable platen wear pad 24.

Further, the end face of the fixed vortex tooth 32 is provided with a first mounting groove, and the fixed disc end face sealing structure 33 is partially embedded in the first mounting groove. By providing the first mounting groove, the end face seal structure of the fixed scroll 32 can be kept at a fixed position relative to the fixed disk 3, and the end face seal structure 33 of the fixed disk can be prevented from moving relative to the end face of the fixed scroll 32. Of course, the static disk end face sealing structure 33 may also be attached to the end face of the static vortex tooth 32.

In order to prevent the stop disc 2 from rotating during operation, with continued reference to fig. 1, 5 and 6, in this embodiment, the compressor further includes an anti-rotation ring 8, the anti-rotation ring 8 is disposed at an end portion of the end cover 12 inserted into the casing 11, a wear-resisting plate is disposed between the anti-rotation ring 8 and the moving disc 2, an anti-rotation pin 9 is mounted at one end of the moving disc 2 facing the end cover 12, the anti-rotation ring 8 is provided with a pin hole 81, and the anti-rotation pin 9 cooperates with the anti-rotation ring 8 to limit rotation of the brake disc 2. So that the movable disk 2 can only translate. The pin holes 81 are provided in one-to-one correspondence with the rotation preventing pins 9. Further, in this embodiment, the scroll compressor further includes an anti-rotation sleeve (not shown in the figure), the anti-rotation sleeve is sleeved on the outer periphery of the anti-rotation pin 9, and the anti-rotation sleeve and the anti-rotation pin 9 are arranged in one-to-one correspondence.

In order to prevent wear between the anti-rotation ring 8 and the wear pad and to increase power consumption, in this embodiment, as shown in fig. 1 and 4, the end cover 12 is further provided with a first oil passage 21 and a second oil passage 122, the first oil passage 121 is disposed perpendicular to the length extending direction of the crankshaft 5, the second oil passage 122 is disposed perpendicular to and in communication with the first oil passage 121, the first oil passage 121 is disposed at a portion of the end cover 12 not inserted into the casing 11, and an outlet of the second oil passage 122 is disposed at an end portion of the end cover 12 inserted into the casing 11. Wherein the second oil passage 122 is disposed in parallel with the first oil passage 121, which facilitates processing of the second oil passage 122 and the first oil passage 121. The oil enters the second oil duct 122 through the first oil duct 121, and then flows out of the second oil duct 122 to enter between the anti-rotation ring 8 and the wear pad, so that the purpose of lubricating the anti-rotation ring 8 and the wear pad is achieved, and the abrasion of the anti-rotation ring 8 and the wear pad is reduced.

In this embodiment, in order to facilitate processing and also to improve fluidity of oil, the first oil passage 121 is vertically disposed, and the second oil passage 122 is horizontally disposed.

Further, as shown in fig. 5 to 6, in order to enable oil to be stored between the anti-rotation ring 8 and the wear plate, the anti-rotation ring 8 is provided with an oil inlet hole 82 and an oil inlet groove 83, and the oil inlet hole 82 is disposed along the axial direction of the anti-rotation ring 8, that is, the central axis of the oil inlet hole 82 is disposed in parallel with the central axis of the anti-rotation ring 8; the oil feed groove 83 is provided at an end face of the anti-rotation ring 8 facing the wear plate, and the oil feed hole 82 communicates with the second oil passage 122 and the oil feed groove 83, respectively. The oil enters the oil inlet hole 82 from the second oil duct 122 and then enters the oil inlet groove 83 from the oil inlet hole 82, and as the oil inlet groove 83 is arranged on the end face of the anti-rotation ring 8, which faces the wear pad, more oil is stored in the oil inlet groove 83, so that the purpose of lubricating the anti-rotation ring 8 and the wear pad can be realized.

Further, the oil inlet groove 83 includes an annular oil groove 831 and a straight oil groove 832, the plurality of straight oil grooves 832 are circumferentially arranged at the outer periphery of the annular oil groove 831, the annular oil groove 831 and the straight oil grooves 832 are communicated, and the oil inlet hole 82 is communicated with one of the plurality of straight oil grooves 832, so that oil can enter the annular oil groove 831 and other straight oil grooves 832 through the straight oil grooves 832. The provision of the plurality of straight oil grooves 832 increases the oil flow area, improving the actual lubrication area of both the anti-rotation ring 8 and wear plate.

Further, the plurality of straight oil grooves 832 are circumferentially uniformly arranged at the outer circumference of the annular oil groove 831. Thus, the oil liquid between the anti-rotation ring 8 and the wear-resistant piece is uniformly distributed, and the lubrication effect is improved.

Furthermore, the foregoing description of the preferred embodiments and the principles of the utility model is provided herein. It will be understood by those skilled in the art that the present utility model is not limited to the particular embodiments described herein, but is capable of various obvious changes, rearrangements and substitutions as will now become apparent to those skilled in the art without departing from the scope of the utility model. Therefore, while the utility model has been described in connection with the above embodiments, the utility model is not limited to the embodiments, but may be embodied in many other equivalent forms without departing from the spirit or scope of the utility model, which is set forth in the following claims.

Claims (10)

1. A compressor, comprising:

the shell (1) comprises a shell (11) and an end cover (12), wherein the shell (11) is fixedly connected with the end cover (12), and a containing cavity is formed between the shell (11) and the end cover (12);

the movable disc (2) and the static disc (3) are arranged in a cavity formed by the shell (11), and the movable disc (2) and the static disc (3) are meshed with each other;

the eccentric sleeve (4) and the crankshaft (5), one end of the crankshaft (5) stretches into the shell (1), one end of the eccentric sleeve (4) stretches into one end of the crankshaft (5), part of the eccentric sleeve (4) can stretch into the crankshaft (5), a bearing (10) is fixedly sleeved on the periphery of the eccentric sleeve (4), the bearing (10) is arranged in the movable disc (2), and the eccentric sleeve (4) is inserted into the movable disc (2) to drive the movable disc (2) to rotate;

the crankshaft (5) is provided with a jack (51), the eccentric sleeve (4) is provided with a plug handle (41), the plug handle (41) comprises a first plug rod (411) and a second plug rod (412), the diameter of the first plug rod (411) is smaller than that of the second plug rod (412), the first plug rod (411) and part of the second plug rod (412) extend into the jack (51), the periphery of the first plug rod (411) is sleeved with a buffer sleeve (42), the buffer sleeve (42) is in interference fit with the jack (51), and the second plug rod (412) is in clearance fit with the jack (51).

2. The compressor according to claim 1, wherein the movable disc (2) comprises a movable disc main body (21) and movable vortex teeth (22), the movable vortex teeth (22) are arranged on one side of the movable disc main body (21) facing the fixed disc (3), a movable disc end face sealing structure (23) is arranged on the end face, contacted with the fixed disc (3), of the movable vortex teeth (22), a movable disc wear plate (24) is further arranged on one side, facing the fixed disc (3), of the movable disc (2), and the movable disc end face sealing structure (23) comprises sealing strips.

3. The compressor according to claim 2, wherein the end face of the orbiting scroll (22) is provided with a first mounting groove, and the end face seal structure portion of the orbiting scroll (2) is embedded in the first mounting groove.

4. The compressor of claim 1, wherein the stationary disc (3) comprises a stationary disc main body (31) and stationary vortex teeth (32), the stationary vortex teeth (32) are arranged on one side of the stationary disc (3) main body facing the movable disc (2), a stationary disc end face sealing structure (33) is arranged on the end face of the stationary vortex teeth (32) contacted with the movable disc (2), a stationary disc wear-resisting sheet (34) is further arranged on one side of the stationary disc (3) main body facing the movable disc (2), and the stationary disc end face sealing structure (33) comprises sealing strips.

5. The compressor according to claim 4, wherein the end face of the stationary vortex tooth (32) is provided with a second mounting groove, and the stationary disc (3) end face sealing structure is partially embedded in the second mounting groove.

6. Compressor according to claim 1, characterized in that it further comprises a counterweight (6), said counterweight (6) being arranged between said eccentric sleeve (4) and said crankshaft (5), and said plug shank (41) extending into said receptacle (51) through said counterweight (6).

7. The compressor according to claim 2, further comprising an anti-rotation ring (8), wherein the anti-rotation ring (8) is disposed at an end portion of the end cover (12) inserted into the casing (11), an anti-rotation wear plate (7) is disposed between the anti-rotation ring (8) and the movable disc main body (21), an anti-rotation pin (9) is mounted at one end of the movable disc (2) facing the end cover (12), the anti-rotation ring (8) is provided with a pin hole (81), and the anti-rotation pin (9) is matched with the anti-rotation ring (8) to limit rotation of the brake disc (2).

8. The compressor according to claim 7, wherein the end cover (12) is provided with a first oil passage (121) and a second oil passage (122), the first oil passage (121) is disposed perpendicular to a length extending direction of the crankshaft (5), the second oil passage (122) is disposed perpendicular to and communicates with the first oil passage (121), the first oil passage (121) is disposed at a portion of the end cover (12) which is not inserted into the casing (11), and an outlet of the second oil passage (122) is disposed at an end portion of the end cover (12) which is inserted into the casing (11).

9. The compressor of claim 8, wherein the anti-rotation ring (8) is provided with an oil inlet hole (82) and an oil inlet groove (83), the oil inlet hole (82) is axially arranged along the anti-rotation ring (8), the oil inlet groove (83) is arranged on the end face of the anti-rotation ring (8) facing the anti-rotation wear plate (7), and the oil inlet hole (82) is respectively communicated with the second oil duct (122) and the oil inlet groove (83).

10. The compressor according to claim 9, wherein the oil intake groove (83) includes an annular oil groove (831) and a straight oil groove (832), a plurality of the straight oil grooves (832) are circumferentially arranged at an outer periphery of the annular oil groove (831) and the straight oil groove (832) communicates with the annular oil groove (831), and the oil intake hole (82) communicates with one of the plurality of the straight oil grooves (832).