CN108757445B

CN108757445B - Scroll compressor and vehicle with same

Info

Publication number: CN108757445B
Application number: CN201810716065.4A
Authority: CN
Inventors: 魏会军; 律刚; 方琪; 刘双来; 褚双双; 赵玉晨
Original assignee: Gree Green Refrigeration Technology Center Co Ltd of Zhuhai
Current assignee: Gree Green Refrigeration Technology Center Co Ltd of Zhuhai
Priority date: 2018-07-03
Filing date: 2018-07-03
Publication date: 2023-11-14
Anticipated expiration: 2038-07-03
Also published as: CN108757445A

Abstract

The application provides a scroll compressor and a vehicle with the same, wherein the scroll compressor comprises: the movable vortex plate assembly is provided with a first bearing cavity and a first through hole communicated with the first bearing cavity; the first crankshaft is arranged on the movable scroll assembly in a penetrating mode to drive the movable scroll assembly to move, a first oil injection nozzle and a first communication channel are arranged on the first crankshaft, the first communication channel is communicated with the first oil injection nozzle and the first bearing cavity, and the channel of the first bearing in the first bearing cavity is communicated with the first communication channel and the first through hole. The technical scheme of the application effectively solves the problems of low maintenance work efficiency and complex operation in the prior art.

Description

Scroll compressor and vehicle with same

Technical Field

The application relates to the field of compressors, in particular to a scroll compressor and a vehicle with the scroll compressor.

Background

The oil-free scroll compressor is widely applied to the field of new energy vehicle braking due to the characteristics of high efficiency, small volume, light weight, stable operation and the like of the oil-free scroll compressor. Generally, a scroll compressor is composed of a housing, a fixed scroll, a movable scroll, a bracket, a crankshaft, an anti-rotation mechanism, and a motor. The molded lines of the movable vortex plate and the fixed vortex plate are spiral, the movable vortex plate is eccentric relative to the fixed vortex plate and is installed 180 degrees different from the fixed vortex plate, and a plurality of crescent spaces are formed between the movable vortex plate and the fixed vortex plate. When the movable vortex plate takes the center of the fixed vortex plate as the rotation center and does rotation translation without autorotation with a certain rotation radius, the crescent space of the outer ring can continuously move towards the center, at the moment, air is gradually pushed to the center space, the volume of the air is continuously reduced, the pressure is continuously increased until the air is communicated with the center exhaust hole, and high-pressure air is discharged out of the pump body to finish the compression process.

The rotation preventing mechanism is used as a core component of the oil-free scroll compressor, and is most commonly a small crank and rolling bearing combined structure at present, and the prior art comprises the following patents:

the patent with publication number CN102971535B discloses a common anti-rotation structure, wherein the small crank is of an eccentric structure, and the eccentric amount of the small crank is the same as that of the main shaft. Two angular contact rolling bearings are respectively arranged at two ends of the crank, and the two groups of bearings are respectively arranged in the driving disc bearing chamber and the frame bearing chamber. Because the bearing needs to be lubricated by oiling, an oil hole is formed in the shell, and when lubricating grease is needed to be supplied, the fixed vortex plate is removed, and oil is supplied to the bearing chamber through the oil hole. Patent publication number CN100347449C discloses a scroll fluid machine in which an anti-rotation oil injection structure is formed through a support plate located in front of an anti-rotation device.

In the prior art scheme disclosed in the patent, the bearing cavities are isolated and independent, and lubricating grease needs to be injected respectively; and the maintenance needs to be completely disassembled at least to finish the work of replacing the lubricating grease, and the operation is complex, the workload is large and the working efficiency is low.

Disclosure of Invention

The application aims to provide a scroll compressor and a vehicle with the same, which are used for solving the problems of low maintenance work efficiency and complex operation in the prior art.

In order to achieve the above object, according to one aspect of the present application, there is provided a scroll compressor comprising: the movable vortex plate assembly is provided with a first bearing cavity and a first through hole communicated with the first bearing cavity; the first crankshaft is arranged on the movable scroll assembly in a penetrating mode to drive the movable scroll assembly to move, a first oil injection nozzle and a first communication channel are arranged on the first crankshaft, the first communication channel is communicated with the first oil injection nozzle and the first bearing cavity, and the channel of the first bearing in the first bearing cavity is communicated with the first communication channel and the first through hole.

Further, the first crankshaft comprises a main shaft, a pin shaft and an eccentric block, wherein the pin shaft is eccentrically arranged on the main shaft and penetrates through the movable vortex disc assembly, the eccentric block is eccentrically arranged on the main shaft, and the first communication channel comprises a first channel section arranged on the eccentric block and a second channel section arranged on the pin shaft.

Further, the second channel section comprises an axial blind hole axially arranged along the pin shaft and a plurality of radial through holes radially arranged along the pin shaft, one of the radial through holes is communicated with the axial blind hole and the first channel section, and the other radial through holes are communicated with the axial blind hole and the channel of the first bearing.

Further, the scroll compressor further includes a bracket, the movable scroll assembly is movably disposed on the bracket, and the first crankshaft is rotatably disposed in the bracket.

Further, move the vortex dish subassembly and include fixed connection's driving disk and move the vortex dish, the driving disk sets up between support and moving the vortex dish, and the round pin axle wears to establish in the driving disk, and first through-hole sets up on the driving disk.

Further, a second through hole is formed in the position, corresponding to the first through hole, of the movable scroll, hollow shafts are arranged in the first through hole and the second through hole in a penetrating mode, and the hollow shafts are connected with the fixed driving disk and the movable scroll.

Further, a seal is provided in the second through hole.

Further, the movable scroll is provided with a plurality of ribs on a side facing the drive plate.

Further, the scroll compressor further comprises a fixed scroll, a compression cavity is formed between the movable scroll and the fixed scroll, and a plurality of ribs are arranged on one side, away from the compression cavity, of the fixed scroll.

According to another aspect of the present application there is provided a vehicle comprising a scroll compressor, the scroll compressor being as described above.

By applying the technical scheme of the application, the lubricating grease injected from the first grease nipple enters the first bearing cavity through the first communication channel and passes through the channel of the first bearing under the action of pressure, and finally can be discharged from the first through hole. The first bearing cavity and the first communication channel and other structures form a cavity in the first crankshaft and the movable scroll assembly, the first oil injection nozzle is used as an inlet of the cavity, the first through hole is used as an outlet of the cavity, so that the air in the cavity can be discharged when lubricating oil is injected into the scroll compressor for the first time, lubricating grease can fully enter the cavity, and the first bearing is fully lubricated. When the subsequent maintenance is carried out, the cavity is not disassembled, lubricating grease is still injected from the first grease nipple, and the waste grease can be extruded out of the cavity from the first through hole, so that the complexity of the maintenance operation is simplified, and the working efficiency of grease replacement is greatly improved. Meanwhile, the grease is replaced without disassembling the machine, so that a worker can improve the maintenance frequency according to the needs, and the working effect of the scroll compressor is ensured.

Drawings

The accompanying drawings, which are included to provide a further understanding of the application and are incorporated in and constitute a part of this specification, illustrate embodiments of the application and together with the description serve to explain the application. In the drawings:

fig. 1 shows a schematic configuration of a first embodiment of a scroll compressor according to the present application;

FIG. 2 shows an enlarged partial schematic view of the scroll compressor of FIG. 1 at A;

FIG. 3 illustrates a schematic view of the drive disk of the scroll compressor of FIG. 1;

FIG. 4 illustrates a partial enlarged schematic view of a first bearing chamber and a second bearing chamber of the scroll compressor of FIG. 1; and

fig. 5 shows a partially enlarged structural schematic view of a first bearing chamber and a second bearing chamber of a second embodiment of a scroll compressor according to the present application.

Wherein the above figures include the following reference numerals:

10. a bracket; 11. a fourth through hole; 20. a drive plate; 21. a third through hole; 22. a groove; 23. a first through hole; 30. an orbiting scroll; 31. a second through hole; 32. a seal; 33. reinforcing ribs; 40. a partition structure; 41. a first partition; 42. a second separator; 50. a second crankshaft; 51. a first rotating shaft; 52. a second rotating shaft; 53. a connection structure; 61. a second bearing; 62. a third bearing; 63. a first bearing; 64. a second communication passage; 65. a first communication passage; 651. a first channel segment; 652. an axial blind hole; 653a, radial through holes; 653b, radial through holes; 66. a second grease nipple; 67. a third nozzle; 68. a first grease nipple; 69. a hollow shaft; 70. a first crankshaft; 71. a main shaft; 72. a pin shaft; 73. an eccentric block; 80. a fixed scroll; 81. reinforcing ribs; 91. an end cap; 92. and a fifth through hole.

Detailed Description

The following description of the embodiments of the present application will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present application, but not all embodiments. The following description of at least one exemplary embodiment is merely exemplary in nature and is in no way intended to limit the application, its application, or uses. All other embodiments, which can be made by those skilled in the art based on the embodiments of the application without making any inventive effort, are intended to be within the scope of the application.

It is noted that the terminology used herein is for the purpose of describing particular embodiments only and is not intended to be limiting of exemplary embodiments according to the present application. As used herein, the singular is also intended to include the plural unless the context clearly indicates otherwise, and furthermore, it is to be understood that the terms "comprises" and/or "comprising" when used in this specification are taken to specify the presence of stated features, steps, operations, devices, components, and/or combinations thereof.

The relative arrangement of the components and steps, numerical expressions and numerical values set forth in these embodiments do not limit the scope of the present application unless it is specifically stated otherwise. Meanwhile, it should be understood that the sizes of the respective parts shown in the drawings are not drawn in actual scale for convenience of description. Techniques, methods, and apparatus known to one of ordinary skill in the relevant art may not be discussed in detail, but should be considered part of the specification where appropriate. In all examples shown and discussed herein, any specific values should be construed as merely illustrative, and not a limitation. Thus, other examples of the exemplary embodiments may have different values. It should be noted that: like reference numerals and letters denote like items in the following figures, and thus once an item is defined in one figure, no further discussion thereof is necessary in subsequent figures.

As shown in fig. 1 to 3, the scroll compressor according to the first embodiment of the present application includes an orbiting scroll assembly provided with a first bearing chamber in which a first bearing 63 is provided and a first through hole 23 communicating with the first bearing chamber, and a first crankshaft 70 penetrating the first bearing 63 on the orbiting scroll assembly to drive the orbiting scroll assembly to move. The first crankshaft 70 is provided with a first oil nozzle 68 and a first communication passage 65, the first communication passage 65 communicates the first oil nozzle 68 and the first bearing chamber, and the passage of the first bearing 63 communicates the first communication passage and the first through hole 23. The channels of the first bearing 63 are slits or holes in the bearing structure through which grease can pass, for example, roller bearings, and the inner ring, the outer ring and the rollers of the bearings have a certain gap therebetween through which grease can pass.

By applying the technical scheme of the embodiment, the lubricating grease injected from the first grease nipple 68 enters the first bearing cavity through the first communication channel 65 and passes through the channel of the first bearing 63 under the action of pressure, and finally can be discharged from the first through hole 23. The first bearing cavity and the first communication channel 65 and other structures form a cavity in the first crankshaft 70 and the movable scroll assembly, the first oil injection nozzle 68 serves as an inlet of the cavity, and the first through hole serves as an outlet of the cavity, so that the air in the cavity can be discharged when lubricating oil is injected into the scroll compressor for the first time, lubricating oil can fully enter the cavity, and the first bearing 63 is fully lubricated. During subsequent maintenance, the cavity can be maintained without disassembling, lubricating grease is still injected from the first grease nipple 68, and the waste grease can be extruded out of the cavity from the first through hole 23, so that the complexity of maintenance operation is simplified, and the working efficiency of grease replacement is greatly improved. Meanwhile, the grease is replaced without disassembling the machine, so that a worker can improve the maintenance frequency according to the needs, and the working effect of the scroll compressor is ensured.

As shown in fig. 1 and 2, the first crankshaft 70 of the present embodiment includes a main shaft 71, a pin 72, and an eccentric block 73, the pin 72 being eccentrically disposed on the main shaft 71 and penetrating the orbiting scroll assembly to drive the orbiting scroll assembly to move. An eccentric mass 73 is eccentrically disposed on the main shaft 71 to balance the operation of the scroll compressor. Specifically, as shown in fig. 2 and 3, the first communication passage 65 of the present embodiment includes a first passage section 651 provided on the eccentric block 73 and a second passage section provided on the pin shaft 72. The scroll compressor of the present embodiment can expose the first oil injection nozzle 68 by rotating the angle of the eccentric block 73, which can simplify the oil injection operation and improve the maintenance efficiency.

Preferably, the second channel segment of the present embodiment includes an axial blind hole 652 axially disposed along the pin 72 and a plurality of radial through holes radially disposed along the pin 72, wherein an opening of the axial blind hole 652 is disposed toward the main shaft 71, one of the radial through holes 653a communicates with the axial blind hole 652 and the first channel segment 651, and the remaining radial through holes 653b communicate with the axial blind hole 652 and the channels of the first bearing 63. The structure is convenient to process, and is beneficial to improving the production efficiency. The first communication passage 65 allows the grease injected from the first grease nipple 68 to fill the first side of the first bearing 63 and then flow into the second side of the first bearing 63 through the passage of the first bearing 63 so that the grease sufficiently lubricates the first bearing 63.

As shown in fig. 1, the scroll compressor of the present embodiment further includes a bracket 10, a partition structure 40, and a second crankshaft 50. Wherein the movable scroll assembly is movably disposed on the bracket 10, the separation structure 40 is disposed between the bracket 10 and the movable scroll assembly, and the second crankshaft 50 is penetrated in the separation structure 40. A second bearing cavity is formed between the separation structure 40 and the movable scroll assembly, a third bearing cavity is formed between the separation structure 40 and the bracket 10, a third through hole 21 communicated with the second bearing cavity is formed on the movable scroll assembly, and a fourth through hole 11 communicated with the third bearing cavity is formed on the bracket 10. A second communication passage 64 is formed between the second crankshaft 50 and the partition structure 40 to communicate the second bearing chamber and the third bearing chamber.

The structure is characterized in that the second bearing cavity and the third bearing cavity are communicated through the second communication channel 64 to form another cavity, and when lubricating grease is injected into the scroll compressor, the lubricating grease can be sequentially injected into the second bearing cavity and the third bearing cavity through the third through hole 21, so that the time for replacing the oil injection port dismounting oil injection equipment once is saved, and the oil injection efficiency is improved to a certain extent. Meanwhile, the third through hole 21 and the fourth through hole 11 are used as two inlets and outlets of the cavity, so that a worker can inject lubricating grease into the cavity formed by the communication of the second bearing cavity and the third bearing cavity through the third through hole 21 when oiling for the first time, air in the cavity can be discharged through the fourth through hole 11, high pressure formed by compression of the air in the cavity is avoided, the cavity cannot be filled with the grease, and the lubricating effect is influenced. During subsequent maintenance, the cavities may not be disassembled, and lubricating grease may still be injected from the third through hole 21, and new grease flows from the first bearing cavity to the second bearing cavity under the action of pressure and fills the gaps in the first bearing cavity and the gaps in the second bearing cavity in sequence. Accordingly, waste grease can be extruded from the fourth through hole 11 into the cavity by new grease, and the operation simplifies the complexity of maintenance operation and greatly improves the working efficiency of grease replacement. Meanwhile, the machine is not required to be disassembled in the process of replacing grease, so that a worker can improve the maintenance frequency according to the needs, and the working effect of the scroll compressor is ensured.

As shown in fig. 1 and 2, the scroll compressor of the present embodiment further includes a fixed scroll 80, the movable scroll assembly includes a driving disk 20 and a movable scroll 30 which are fixedly connected, the driving disk 20 is disposed between the bracket 10 and the movable scroll 30, a compression chamber is formed between the movable scroll 30 and the fixed scroll 80, a first receiving groove and a first bearing chamber are disposed at a side of the driving disk 20 facing the bracket 10, and a first through hole 23 is disposed on the driving disk 20.

As shown in fig. 1, the movable scroll 30 of the present embodiment is provided with a plurality of reinforcing ribs 33 on a side facing the drive disk 20. The side of the fixed scroll 80 remote from the compression chamber is provided with a plurality of reinforcing ribs 81. The reinforcing ribs 33 and 81 increase the contact area between the movable scroll 30 and the fixed scroll 80 and air, and improve the heat dissipation effect when the compressor is operated, and on the other hand, improve the structural strength of the movable scroll 30 and the fixed scroll 80.

As shown in fig. 2, the movable scroll 30 of the present embodiment is provided with a second through hole 31 at a position corresponding to the first through hole 23, and hollow shafts 69 are perforated in the first through hole 23 and the second through hole 31 to connect the fixed driving disk 20 and the movable scroll 30 and enable grease to be discharged from hollow pipes of the hollow shafts 69. A seal 32 is provided in the second through hole 31 to prevent lubricating grease from flowing into the compression chamber between the movable scroll 30 and the fixed scroll 80.

Specifically, as shown in fig. 4, the second crankshaft 50 of the present embodiment includes a first rotating shaft 51, a second rotating shaft 52, and a connecting structure 53, the connecting structure 53 being disposed between the first rotating shaft 51 and the second rotating shaft 52. The second bearing chamber is internally provided with a second bearing 61, the first shaft 51 is arranged in the second bearing 61 in a penetrating way, the third bearing chamber is internally provided with a third bearing 62, the second shaft 52 is arranged in the third bearing 62 in a penetrating way, and the connecting structure 53 is arranged in the separating structure 40 in a penetrating way. A second communication passage 64 that communicates the second bearing chamber and the third bearing chamber is formed between the connection structure 53 and the partition structure 40, the third through-hole 21 is connected to the second communication passage 64 through the passage of the second bearing 61, and the fourth through-hole 11 is connected to the second communication passage 64 through the passage of the third bearing 62. The passages of the second bearing 61 and the passages of the third bearing 62 are also gaps or holes in the bearing structure through which grease can pass, for example, a roller bearing, and a certain gap is formed between an inner ring, an outer ring and rollers of the bearing through which grease can pass.

As shown in fig. 4, the partition structure 40 of the present embodiment includes a first partition 41 and a second partition 42, wherein a second bearing chamber is formed between the first partition 41 and a first receiving groove provided on the orbiting scroll assembly, a third through hole 21 is provided on a bottom wall of the first receiving groove, and a second oil nipple 66 is detachably provided on the third through hole 21. A third bearing chamber is formed between the second partition 42 and a second receiving groove provided in the bracket 10, and a fourth through hole 11 is provided in a bottom wall of the second receiving groove. The bracket 10 is further provided with a cover 91 detachably, and when the cover 91 is fixedly mounted on the bracket 10, the cover 91 can cover the fourth through hole 11 to form a closed cavity in the second bearing cavity. Removing the end cap 91 to expose the fourth through hole 11 during oil filling, injecting new lubricating grease from the second grease nipple 66 into the first bearing cavity under the action of pressure, and flowing through the first bearing cavity to the second bearing cavity to fill the gap in the first bearing cavity and the gap in the second bearing cavity, wherein old grease can be discharged from the fourth through hole 11 under the action of the pressure of the new grease; after the oil injection is completed, the end cap 91 is installed to block the fourth through hole 11, and at this time, the second oil nozzle 66 can function as a check valve so that the lubricating grease does not flow out of the first bearing cavity from the first through hole 21.

Further, since the passage of the second bearing 61 is substantially annular, in order to allow the third through hole 21 to communicate with the passage sufficiently, as shown in fig. 1, a groove 22 is provided in the bottom wall of the first accommodation groove of the present embodiment, and the third through hole 21 is provided offset from the axial center of the second bearing 61 and connected to each passage of the second bearing 61 through the groove 22. Preferably, the groove 22 may be a circular groove coaxial with the second bearing 61, or may be an annular groove corresponding to the annular passage of the second bearing 61.

The scroll compressor of the present embodiment is provided with a fastener at the position of the fourth through hole 11 to fix the third bearing 62, and in the present embodiment, the diameter of the fourth through hole 11 is larger than the outer diameter of the inner ring of the third bearing 62 so that the fourth through hole 11 is connected to the passage of the third bearing 62.

The scroll compressor according to the second embodiment of the present application improves the structure of the cavity formed by the communication between the second bearing chamber and the third bearing chamber, and particularly, as shown in fig. 5, in this embodiment, a fifth through hole 92 is provided in the end cover 91, and a third oil nozzle 67 is detachably provided in the fifth through hole 92. The fifth through hole 92 and the third oil nozzle 67 make it unnecessary for a worker to detach the entire end cover 91 when performing oil change maintenance work, and the cavity formed by the communication between the second bearing cavity and the third bearing cavity can be opened by detaching the third oil nozzle 67 to complete the work of injecting and discharging lubricating grease. Meanwhile, the above structure also enables the scroll compressor of the present embodiment to discharge the third oil nozzle 67 to fill the cavity with oil through the second oil nozzle 66 and discharge the oil from the fifth through hole 92, and also to discharge the second oil nozzle 66 to fill the cavity with oil through the third oil nozzle 67 and discharge the oil from the third through hole 21, thereby enabling the maintenance work to be more flexible.

The application also provides a vehicle, and an embodiment of the vehicle (not shown in the figure) according to the application comprises a scroll compressor, wherein the scroll compressor comprises all or part of structural components of the embodiment of each scroll compressor, and the vehicle of the embodiment has the characteristics of simplicity in maintenance operation and high maintenance efficiency of the scroll compressor.

From the above description, it can be seen that the above embodiments of the present application achieve the following technical effects:

the lubricating grease injected from the first grease nipple enters the first bearing cavity through the first communication channel and passes through the channel of the first bearing under the action of pressure, and finally the first bearing cavity can be discharged from the first through hole. The first bearing cavity and the first communication channel and other structures form a cavity in the first crankshaft and the movable scroll assembly, the first oil injection nozzle is used as an inlet of the cavity, the first through hole is used as an outlet of the cavity, so that the air in the cavity can be discharged when lubricating oil is injected into the scroll compressor for the first time, lubricating grease can fully enter the cavity, and the first bearing is fully lubricated. When the subsequent maintenance is carried out, the cavity is not disassembled, lubricating grease is still injected from the first grease nipple, and the waste grease can be extruded out of the cavity from the first through hole, so that the complexity of the maintenance operation is simplified, and the working efficiency of grease replacement is greatly improved. Meanwhile, the grease is replaced without disassembling the machine, so that a worker can improve the maintenance frequency according to the needs, and the working effect of the scroll compressor is ensured.

In the description of the present application, it should be understood that the azimuth or positional relationships indicated by the azimuth terms such as "front, rear, upper, lower, left, right", "lateral, vertical, horizontal", and "top, bottom", etc., are generally based on the azimuth or positional relationships shown in the drawings, merely to facilitate description of the present application and simplify the description, and these azimuth terms do not indicate and imply that the apparatus or elements referred to must have a specific azimuth or be constructed and operated in a specific azimuth, and thus should not be construed as limiting the scope of protection of the present application; the orientation word "inner and outer" refers to inner and outer relative to the contour of the respective component itself.

Spatially relative terms, such as "above … …," "above … …," "upper surface at … …," "above," and the like, may be used herein for ease of description to describe one device or feature's spatial location relative to another device or feature as illustrated in the figures. It will be understood that the spatially relative terms are intended to encompass different orientations in use or operation in addition to the orientation depicted in the figures. For example, if the device in the figures is turned over, elements described as "above" or "over" other devices or structures would then be oriented "below" or "beneath" the other devices or structures. Thus, the exemplary term "above … …" may include both orientations of "above … …" and "below … …". The device may also be positioned in other different ways (rotated 80 degrees or at other orientations) and the spatially relative descriptors used herein interpreted accordingly.

In addition, the terms "first", "second", etc. are used to define the components, and are only for convenience of distinguishing the corresponding components, and the terms have no special meaning unless otherwise stated, and therefore should not be construed as limiting the scope of the present application.

The above description is only of the preferred embodiments of the present application and is not intended to limit the present application, but various modifications and variations can be made to the present application by those skilled in the art. Any modification, equivalent replacement, improvement, etc. made within the spirit and principle of the present application should be included in the protection scope of the present application.

Claims

1. A scroll compressor, comprising:

the movable vortex plate assembly is provided with a first bearing cavity and a first through hole (23) communicated with the first bearing cavity;

the first crankshaft (70) is arranged on the movable scroll assembly in a penetrating mode to drive the movable scroll assembly to move, a first oil injection nozzle (68) and a first communication channel (65) are arranged on the first crankshaft (70), the first communication channel (65) is communicated with the first oil injection nozzle (68) and a first bearing cavity, and a channel of a first bearing (63) in the first bearing cavity is communicated with the first communication channel (65) and the first through hole (23).

2. The scroll compressor of claim 1, wherein the first crankshaft (70) includes a main shaft (71), a pin (72) and an eccentric block (73), the pin (72) being eccentrically disposed on the main shaft (71) and threaded on the orbiting scroll assembly, the eccentric block (73) being eccentrically disposed on the main shaft (71), the first communication channel (65) including a first channel segment (651) disposed on the eccentric block (73) and a second channel segment disposed on the pin (72).

3. The scroll compressor according to claim 2, wherein said second passage section includes an axial blind bore (652) disposed axially along said pin shaft (72) and a plurality of radial through bores disposed radially along said pin shaft (72), one of said plurality of radial through bores communicating said axial blind bore (652) with said first passage section (651), the remaining of said radial through bores communicating said axial blind bore (652) with a passage of said first bearing (63).

4. The scroll compressor of claim 2, further comprising a bracket (10), wherein the orbiting scroll assembly is movably disposed on the bracket (10), and wherein the first crankshaft (70) is rotatably disposed through the bracket (10).

5. The scroll compressor of claim 4, wherein the orbiting scroll assembly includes a driving plate (20) and an orbiting scroll (30) fixedly connected, the driving plate (20) is disposed between the bracket (10) and the orbiting scroll (30), the pin shaft (72) is penetrated in the driving plate (20), and the first through hole (23) is disposed on the driving plate (20).

6. The scroll compressor according to claim 5, wherein a second through hole (31) is provided at a position of the movable scroll (30) corresponding to the first through hole (23), hollow shafts (69) are provided in the first through hole (23) and the second through hole (31) in a penetrating manner, and the hollow shafts (69) are fixedly connected with the driving disk (20) and the movable scroll (30).

7. A scroll compressor according to claim 6, wherein a seal (32) is provided in the second through hole (31).

8. A scroll compressor according to claim 5, wherein the side of the orbiting scroll (30) facing the drive plate (20) is provided with a plurality of ribs.

9. The scroll compressor of claim 5, further comprising a non-orbiting scroll (80), wherein a compression chamber is formed between the orbiting scroll (30) and the non-orbiting scroll (80), and wherein a side of the non-orbiting scroll (80) remote from the compression chamber is provided with a plurality of ribs.

10. A vehicle comprising a scroll compressor, wherein the scroll compressor is as claimed in any one of claims 1 to 9.