WO2023236499A1

WO2023236499A1 - Pump body assembly, compressor and air conditioner with same

Info

Publication number: WO2023236499A1
Application number: PCT/CN2022/140634
Authority: WO
Inventors: 魏会军; 杨欧翔; 胡远培; 张心爱; 刘丹峰
Original assignee: 珠海格力电器股份有限公司
Priority date: 2022-06-09
Filing date: 2022-12-21
Publication date: 2023-12-14
Also published as: CN115013312A

Abstract

The present application relates to a pump body assembly, a compressor and an air conditioner with same. The pump body assembly comprises a crankshaft (1), a compression structure (2), and a separation structure (3), wherein the crankshaft (1) is provided with an oil hole (11); the compression structure (2) comprises at least two air cylinder structures; each air cylinder structure is provided with a sliding sheet groove (23); a movable sliding sheet structure (5) is provided in each sliding sheet groove (23); the separation structure (3) separates two adjacent air cylinder structures; the separation structure (3) is provided with an oil guide path; and the oil guide path makes the oil hole (11) communicate with each sliding sheet groove (23).

Description

Pump body assembly, compressor and air conditioner having the same

Related applications

This application claims priority to the Chinese patent application filed on June 9, 2022, with application number 202210648504.9 and titled "Pump body assembly, compressor and air conditioner having the same", the full text of which is hereby incorporated by reference.

Technical field

The present application belongs to the technical field of air conditioners, and specifically relates to a pump body assembly, a compressor and an air conditioner having the same.

Background technique

At present, when the compressor is running, the sliding vane will follow the rollers to reciprocate in the sliding vane groove under the action of the pump spring. The large area contact between the side surface of the valve plate and the sliding vane groove wall, the upper and lower end surfaces and the upper and lower planes generates a large amount of friction. Loss. As the frequency of the compressor increases, especially in the high-frequency operation stage, the oil discharge rate in the compressor increases significantly, the amount of oil in the compressor decreases, and the oil level drops significantly. The amount of oil supplied through the spring hole at the end of the sliding vane groove decreases significantly, causing If there is a lack of oil in the sliding vane and sliding vane groove, the friction power consumption of the sliding vane will increase significantly. In severe cases, dry friction between the sliding vane and the sliding vane groove and the upper and lower end surfaces will cause serious wear of the sliding vane, causing reliability problems of the compressor.

Contents of the invention

Based on this, the technical problem to be solved by this application is to provide a pump body assembly, a compressor and an air conditioner with the same, which can avoid excessive sliding vane loss.

In order to solve the above problems, this application provides a pump body assembly, including:

Crankshaft, the crankshaft is provided with oil holes;

Compression structure, the compression structure includes at least two cylinder structures, each cylinder structure is provided with a sliding vane groove, and each sliding vane groove is provided with a movable sliding vane structure;

and a separation structure, which separates two adjacent cylinder structures; the separation structure is provided with an oil-guiding oil path, and the oil-guiding oil path connects the oil holes and each slide groove.

Further, the crankshaft includes an eccentric structure, the cylinder structure is sleeved outside the eccentric structure, and an oil guide passage is provided on the eccentric structure, and the oil guide passage connects the oil guide oil passage and the oil hole.

Further, an oil guide groove is provided on the eccentric structure; the oil guide groove forms an oil guide channel; the notch of the oil guide groove faces the oil guide oil path, so that the lubricating oil in the oil guide groove can enter the oil guide oil path.

Further, the oil guide oil passage also includes an axially extending oil guide hole, and the position of the oil guide hole corresponds to the position of the slide vane groove, so that the lubricating oil in the oil guide hole can enter the slide vane groove.

Further, the oil guide oil passage includes an oil inlet space; when the crankshaft includes an eccentric structure and an oil guide groove is provided on the eccentric structure, the oil inlet space has an oil inlet, and the oil inlet is arranged opposite to the notch of the oil guide groove, so that the oil guide groove is The lubricating oil in the oil tank can enter the oil inlet space through the oil inlet; when the oil guide oil path also includes an axially extending oil guide hole, the oil inlet space is connected to the oil guide hole, so that the lubricating oil in the oil inlet space can enter in the oil guide hole; or,

The oil guide oil passage includes an oil inlet space; when the crankshaft includes an eccentric structure and an oil guide groove is provided on the eccentric structure, the oil inlet space has an oil inlet, and the oil inlet is opposite to the notch of the oil guide groove, so that the oil guide groove is The lubricating oil can enter the oil inlet space through the oil inlet; or, when the oil guide oil path also includes an axially extending oil guide hole, the oil inlet space is connected to the oil guide hole, so that the lubricating oil in the oil inlet space can enter the oil guide hole. in the oil hole.

Further, the oil guide hole is any one of a waist-shaped hole, a round hole, an elliptical hole, and a square hole.

Further, an oil groove is provided on the inner wall of the sliding vane groove; the oil groove is connected to the oil-conducting oil path.

Further, the oil groove is arranged on the side of the slide groove; in the cross section of the cylinder structure, the shape of the oil groove is any one of semicircle, oval, square, and rectangular; in the axial direction of the cylinder structure, the oil groove Through the slide groove; or,

The oil groove is arranged on the side of the slide groove; in the cross section of the cylinder structure, the shape of the oil groove is any one of semicircle, oval, square, and rectangular; or,

The oil groove is arranged on the side of the slide groove; in the axial direction of the cylinder structure, the oil groove penetrates the slide groove; or,

In the cross-section of the cylinder structure, the shape of the oil groove is any one of semicircle, oval, square, or rectangular; in the axial direction of the cylinder structure, the oil groove runs through the slide groove; or,

The oil groove is arranged on the side of the slide groove; or,

In the cross-section of the cylinder structure, the shape of the oil groove is any one of semicircle, oval, square, and rectangular; or,

In the axial direction of the cylinder structure, the oil groove runs through the slide groove.

Further, the oil groove is arranged in the direction of the central axis of the oil guide hole; the projection of the oil groove on the first plane is the first projection, the projection of the oil guide hole on the first plane is the second projection, and the first projection falls on the second projection. Within the projection; the first plane is a plane perpendicular to the central axis of the crankshaft; or,

The oil groove is arranged in the direction of the central axis of the oil guide hole; or, the projection of the oil groove on the first plane is the first projection, the projection of the oil guide hole on the first plane is the second projection, and the first projection falls on the second projection. inside; the first plane is a plane perpendicular to the central axis of the crankshaft.

Further, the cylinder structure is provided with an oblique cut; on the cross section of the cylinder structure, the shortest distance between the oblique cut and the oil groove is L, where L ≥ 1 mm.

Furthermore, the cylinder structure is also provided with a spring hole connected with the slide groove; the end surface of the cylinder structure away from the separation structure is also provided with a guide structure, and the guide structure can guide the lubricating oil in the oil groove to flow to the spring hole, and then through the spring holes flow out.

Further, the end surface of the cylinder structure away from the separation structure is connected to the inner wall surface of the slide groove through a chamfered structure, and the chamfered structure forms a flow guide structure.

Further, the chamfer structure is a right-angle chamfer; the size of the chamfer structure is d, where d≥C0.3.

Further, the pump body assembly further includes an oil suction pipe, the first end of the oil suction pipe is connected to the oil hole, and the second end of the oil suction pipe is connected to the oil storage space; a groove is provided on the outer surface of the slide structure; or,

The pump body assembly also includes an oil suction pipe, the first end of the oil suction pipe is connected to the oil hole, and the second end of the oil suction pipe is connected to the oil storage space; alternatively, a groove is provided on the outer surface of the slide structure.

According to yet another aspect of the present application, a compressor is provided, including a pump body assembly, which is the above-mentioned pump body assembly.

According to another aspect of the present application, an air conditioner is provided, including a compressor, and the compressor is the above-mentioned compressor.

The pump body assembly, the compressor and the air conditioner provided by this application can avoid excessive sliding vane loss.

Description of the drawings

In order to more clearly explain the technical solutions in the embodiments of the present application or the traditional technology, the drawings needed to be used in the description of the embodiments or the traditional technology will be briefly introduced below. Obviously, the drawings in the following description are only for the purpose of explaining the embodiments or the technical solutions of the traditional technology. For the embodiments of the application, those of ordinary skill in the art can also obtain other drawings based on the disclosed drawings without exerting creative efforts.

Figure 1 is a cross-sectional view of the pump body assembly of the present application;

Figure 2 is a schematic diagram of the lubricating oil circuit of the pump body assembly of this application;

Figure 3 is a schematic diagram of the lubricating oil circuit of the pump body assembly of this application;

Figure 4 is a schematic structural diagram of the first cylinder of the present application;

Figure 5 is a schematic structural diagram of the second cylinder of the present application;

Figure 6 is a schematic structural diagram of the crankshaft of the present application;

Figure 7 is a schematic structural diagram of the slide structure of the present application;

Figure 8 is a schematic structural diagram of the oil plug of the present application.

The reference symbols are expressed as:

Crankshaft; 11. Oil hole; 12. Eccentric structure; 121. First eccentric structure; 122. Second eccentric structure; 123. Oil guide passage; 1231. Oil guide groove; 2. Compression structure; 21. First cylinder; 22. Second cylinder; 23. Slide groove; 231. Oil groove; 24. Diversion structure; 25. Spring hole; 26. Oblique cut; 3. Separation structure; 31. Oil guide hole; 32. Oil inlet space; 33. Connectivity Hole; 34. Oil plug; 4. Oil suction pipe; 41. Oil guide piece; 5. Slide structure; 51. Groove; 6. Roller; 63. Flange; 64. Screw; 65. Muffler.

Detailed ways

The technical solutions in the embodiments of the present application will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present application. Obviously, the described embodiments are only some of the embodiments of the present application, rather than all of the embodiments. Based on the embodiments in this application, all other embodiments obtained by those of ordinary skill in the art without creative efforts fall within the scope of protection of this application.

Referring to Figures 1-8, a pump body assembly includes a crankshaft 1, a compression structure 2 and a partition structure 3. The crankshaft 1 is provided with an oil hole 11; the compression structure 2 includes at least two cylinder structures, each cylinder structure Slide grooves 23 are provided on each of them, and a movable slide structure 5 is provided in each slide groove 23; the separation structure 3 separates two adjacent cylinder structures; the separation structure 3 is provided with an oil guide The oil passage, the oil guide oil passage connects the oil hole 11 and each slide groove 23. In this application, an oil guide oil passage is provided on the partition structure 3 to guide the lubricating oil into the slide groove 23, so that the compressor can operate at low oil level. When in position, there is still sufficient oil in the pump to ensure sufficient oil supply to the sliding vane; reduce the friction loss between the sliding vane and the sliding vane groove 23, the sliding vane and the upper and lower end surfaces, and improve the energy efficiency of the compressor; improve the reliability of the compressor and avoid the failure of the sliding vane due to Serious wear of parts caused by oil; reduce the weight of the compressor pump body. This application solves the problem of insufficient oil supply to the sliding vane at high frequency and low oil level; it also solves the problem of low energy efficiency of the compressor caused by excessive friction loss of the sliding vane; and also solves the problem of severe wear of the sliding vane caused by lack of oil in the sliding vane groove 23. Reliability issues. At least two cylinder structures include a first cylinder 21 and a second cylinder 22. The partition structure 3 is a partition, the first cylinder 21 is an upper cylinder, and the second cylinder 22 is a lower cylinder.

The pump body assembly of this application mainly includes crankshaft 1, oil suction pipe 4, oil guide piece 41, partition plate, oil plug 34, upper cylinder, lower cylinder, sliding vane and other parts. By opening new lubricating oil paths for the above parts, lubrication can be achieved. Tablet lubrication purpose.

This application also discloses some embodiments. The crankshaft 1 includes an eccentric structure 12. The cylinder structure is sleeved outside the eccentric structure 12. The eccentric structure 12 is provided with an oil guide passage 123. The oil guide passage 123 connects the oil guide oil passage and the oil hole 11. , the lubricating oil can pass through the oil hole 11, flow through the oil guide channel 123 on the eccentric structure 12, then reach the oil guide oil passage, and finally reach the slide groove 23.

This application also discloses some embodiments. The eccentric structure 12 is provided with an oil guide groove 1231; the oil guide groove 1231 forms an oil guide passage 123; the notch of the oil guide groove 1231 faces the oil guide path, so that the lubricating oil in the oil guide groove 1231 can Enter the oil guide oil line. The eccentric structure 12 includes an upper eccentric structure 12 and a lower eccentric structure 12. The oil guide groove 1231 on the upper eccentric structure 12 has a notch facing downward, and the lower eccentric structure 12 has a notch facing upward. This allows the oil in the oil guide groove 1231 to directly Entering the oil guide oil circuit allows more lubricating oil to be supplied.

This application also discloses some embodiments. The oil guide oil path also includes an axially extending oil guide hole 31. The position of the oil guide hole 31 corresponds to the position of the slide groove 23, so that the lubricating oil in the oil guide hole 31 It can enter the slide groove 23, that is, the lubricating oil in the oil guide hole 31 in the axial direction can enter the slide groove 23 of the two adjacent cylinder structures at the same time to lubricate the slide groove 23 and ensure the oil supply. . The oil guide hole 31 can also be a round hole, an elliptical hole, a square hole, etc.; the upper and lower oil grooves 231 can also be an elliptical groove, a square, a rectangular groove, etc.;

This application also discloses some embodiments. The oil guide oil path includes an oil inlet space 32; when the crankshaft 1 includes an eccentric structure 12 and an oil guide groove 1231 is provided on the eccentric structure 12, the oil inlet space 32 has an oil inlet. It is arranged opposite to the notch of the oil guide groove 1231, so that the lubricating oil in the oil guide groove 1231 can enter the oil inlet space 32 through the oil inlet; in this way, the oil in the oil guide groove 1231 can directly enter the oil guide oil circuit, so that the lubricating oil supply more.

This application also discloses some embodiments. When the oil guide oil path also includes an axially extending oil guide hole 31, the oil inlet space 32 is connected to the oil guide hole 31, so that the lubricating oil in the oil inlet space 32 can enter the oil guide hole 31. Hole 31.

This application also discloses some embodiments. The oil guide hole 31 is any one of a waist-shaped hole, a round hole, an elliptical hole, and a square hole.

This application also discloses some embodiments. An oil groove 231 is provided on the inner wall of the sliding vane groove 23; the oil groove 231 is connected to the oil guide oil path.

This application also discloses some embodiments in which the oil groove 231 is provided on the side of the slide groove 23;

And/or, in the cross-section of the cylinder structure, the shape of the oil groove 231 is any one of semicircle, ellipse, square, and rectangle;

This application also discloses some embodiments in which the oil groove 231 penetrates the slide groove 23 in the axial direction of the cylinder structure.

This application also discloses some embodiments, in which the oil groove 231 is arranged in the direction of the central axis of the oil guide hole 31;

This application also discloses some embodiments, the projection of the oil groove 231 on the first plane is the first projection, the projection of the oil guide hole 31 on the first plane is the second projection, and the first projection falls within the second projection; A plane is a plane perpendicular to the central axis of the crankshaft 1 .

This application also discloses some embodiments. The cylinder structure is provided with an oblique cutout 26; on the cross section of the cylinder structure, the shortest distance between the oblique cutout 26 and the oil groove 231 is L, where L≥1mm, which can prevent gas from compressing the chamber. Leakage from oil tank 231.

This application also discloses some embodiments. The cylinder structure is also provided with a spring hole 25 connected with the slide groove 23; the end surface of the cylinder structure away from the separation structure 3 is also provided with a flow guide structure 24. The flow guide structure 24 can guide the oil groove. The lubricating oil in 1231 flows to the spring hole 25, and then flows out through the spring hole 25.

This application also discloses some embodiments. The end surface of the cylinder structure away from the partition structure 3 and the inner wall surface of the slide groove 23 are connected through a chamfered structure, and the chamfered structure forms the flow guide structure 24.

This application also discloses some embodiments. The chamfer structure is a right-angle chamfer; the size of the chamfer structure is d, where d≥C0.3. The upper end surface of the upper cylinder slide groove 23 is chamfered from the vertical oil groove 231 to the spring vertical hole, and the lower end surface of the lower cylinder slide groove 23 is chamfered from the vertical oil groove 231 to the spring vertical hole. Optionally, the two chamfers are right angles and the size is no less than C0.3. In this way, the lubricating oil in the oil hole 11 of the partition plate can flow back to the compressor oil pool through the vertical oil hole of the upper cylinder, the upper end chamfer of the upper cylinder and the spring vertical hole, and can also flow back to the compressor oil pool through the vertical oil hole of the lower cylinder and the chamfer of the lower end surface of the lower cylinder. Return to the compressor oil sump.

This application also discloses some embodiments. The pump body assembly also includes an oil suction pipe 4. The first end of the oil suction pipe 4 is connected to the oil hole 11, and the second end of the oil suction pipe 4 is connected to the oil storage space. In this application, the oil suction pipe 4 is connected to the crankshaft 1 The oil suction pipe 4 and the oil guide piece 41 of the central oil hole 11 are added to the low end to ensure that the lubricating oil can still be pumped to the pump body when the high-frequency oil level is very low. This circulating oil circuit can not only It ensures the lubrication state of both sides of the sliding vane, and also ensures the lubrication state of the upper and lower end surfaces of the sliding vane, greatly reduces the sliding vane friction power consumption, and avoids the sliding vane wear problem that occurs when the compressor is in a high-frequency oil shortage state.

In the pump body assembly of this application, the crankshaft 1 has an upper eccentric part and a lower eccentric part. The upper eccentric part is located in the upper roller 6. The upper roller 6 is set in the inner circle of the upper cylinder. An upper flange 63 and an upper flange 63 are installed on the upper part of the upper cylinder. Upper muffler 65, and use upper screws 64 to lock the upper muffler 65, upper flange 63 and upper cylinder; the lower eccentric part is located in the lower roller 6, and the lower roller 6 is set in the inner circle of the lower cylinder. A lower flange 63 and a lower muffler 65 are installed at the lower part of the cylinder. A partition is installed between the lower cylinder and the upper cylinder, and the lower screw 64 is used to connect the lower muffler 65, the lower flange 63, the lower cylinder, the partition, and the upper cylinder. Locking is performed; the crankshaft 1 passes through the center holes of the above parts respectively. There is a central oil hole 11 in the center of the crankshaft 1, and an oil guide piece 41 is installed in the oil hole 11 and an oil suction pipe 4 is installed at the lower end of the oil hole 11. .

The lubricating oil flows through the upper oil inlet and the lower oil inlet in the central oil hole 11 of the crankshaft 1 to the upper oil guide channel 123 and the lower oil guide channel 123 respectively, and the upper oil guide channel 123 is connected with the lower end surface of the upper eccentric part, and the lower oil guide channel 123 is connected with the upper end surface of the lower eccentric part, and the upper and lower oil guide passages 123 are respectively connected with the center hole of the partition plate, so the lubricating oil can be directly pumped to the center hole of the partition plate, and the transverse hole is started at the position of the slide groove 23 corresponding to the partition plate and Vertical hole, and add an oil plug 34, the lubricating oil in the center hole of the partition can be pumped to the upper and lower cylinder slide groove 23 areas. Vertical oil grooves 231 are provided on both sides of the upper and lower cylinder slide grooves 23, and the vertical oil grooves 231 are connected with the oil guide holes 31. Optionally, the oil guide hole 31 is a waist-shaped hole, the upper and lower oil grooves 231/ are semicircular oil grooves 231, and the upper and lower oil grooves 231/ should be completely surrounded by the oil guide holes 31.

This application also discloses some embodiments in which grooves 51 are provided on the outer surface of the slide structure 5 . To reduce the friction power consumption of the sliding plate, grooves 51 with a dotted structure are respectively provided on both sides of the upper and lower sliding plates and on the upper and lower end faces. Optionally, the shape of the groove 51 is oval, and the lattice structure of the groove 51 can better store lubricating oil on the sliding vane, further reduce the sliding vane friction power consumption, and improve the compressor efficiency. The shape of the groove 51 can also be a circle, triangle, square, etc., or the lattice structure can be a combination of the above shapes, such as a circular and elliptical staggered array structure.

According to an embodiment of the present application, a compressor is provided, including a pump body assembly, which is the above-mentioned pump body assembly. The compressor of this application is a rolling rotor twin-cylinder compressor.

In this application, an oil suction pipe 4 leading to the bottom of the oil pool is installed below the crankshaft 1. A flow guide structure 24 and an axial oil groove 231 are provided at the upper and lower eccentric parts of the crankshaft 1. The flow guide structure 24 can be a tank body, which can guide If the lubricating oil flows in the horizontal direction, that is, transversely, the groove body can be considered as a transverse groove body, and the upper axial oil groove 231 penetrates the lower end surface of the upper eccentric part, and the lower axial oil groove 231 penetrates the upper end surface of the lower eccentric part. The partition plate is provided with transverse oil holes and vertical oil holes at positions corresponding to the slide grooves 23. The vertical oil holes and the transverse oil holes intersect with each other. The transverse oil holes are provided with oil plug holes near the outer ring side of the partition plate, and oil plugs 34 are used. For sealing; vertical oil grooves 231 are provided on both sides of the slide groove 23 of the upper and lower cylinders. The vertical oil grooves 231 are connected with the vertical oil holes of the partition plate, and the vertical oil grooves 231 of the upper and lower cylinders should be completely covered by the vertical oil holes of the partition plate. surrounded. Optionally, the vertical oil hole of the partition plate is a waist-shaped hole, or can be a round hole, an elliptical hole, a square hole, etc. Optionally, the vertical oil grooves 231 of the upper and lower cylinders are semicircular oil grooves 231, or can also be elliptical grooves, square, rectangular grooves and other structures. The closest distance between the vertical oil grooves 231 of the upper and lower cylinders and the cylinder oblique cutout 26 is not less than 1 mm; the upper end surface of the upper cylinder slide groove 23 is chamfered from the vertical oil grooves 231 to the spring vertical hole. Optionally, the chamfer is a right angle and the size is not less than C0.3; the lower end surface of the lower cylinder slide groove 23 is chamfered from the vertical oil groove 231 to the vertical spring hole. Optionally, the chamfer is a right angle and the size is not less than C0.3; the upper and lower slider sides and upper and lower end faces are provided with micro-grooves with a lattice structure, and the shape of the micro-grooves can be circular, elliptical, triangular, square, etc., Or the lattice structure may be a combination of the above shapes, such as a circular and elliptical staggered array structure.

According to an embodiment of the present application, an air conditioner is provided, including a compressor, and the compressor is the above-mentioned compressor.

Those skilled in the art can easily understand that, provided there is no conflict, the above-mentioned advantageous methods can be freely combined and superimposed.

The above are only preferred embodiments of the present application and are not intended to limit the present application. Any modifications, equivalent substitutions and improvements made within the spirit and principles of the present application shall be included in the protection scope of the present application. Inside. The above are only the preferred embodiments of the present application. It should be pointed out that those of ordinary skill in the technical field can also make several improvements and modifications without departing from the technical principles of the present application. These improvements and modifications can also be made. should be regarded as the scope of protection of this application.

The technical features of the above-described embodiments can be combined in any way. To simplify the description, not all possible combinations of the technical features in the above-described embodiments are described. However, as long as there is no contradiction in the combination of these technical features, All should be considered to be within the scope of this manual.

The above-described embodiments only express several implementation modes of the present application, and their descriptions are relatively specific and detailed, but they should not be construed as limiting the scope of the patent application. It should be noted that, for those of ordinary skill in the art, several modifications and improvements can be made without departing from the concept of the present application, and these all fall within the protection scope of the present application. Therefore, the protection scope of this patent application should be determined by the appended claims.

Claims

A pump body assembly, characterized by including:

Crankshaft (1), the crankshaft (1) is provided with an oil hole (11);

Compression structure (2), the compression structure (2) includes at least two cylinder structures, each of the cylinder structures is provided with a slide groove (23), and each of the slide grooves (23) is provided with There is a movable sliding plate structure (5);

and a separation structure (3), which separates two adjacent cylinder structures; the separation structure (3) is provided with an oil-guiding oil path, and the oil-guiding oil path is connected The oil hole (11) and each slide groove (23).
The pump body assembly according to claim 1, characterized in that the crankshaft (1) includes an eccentric structure (12), the cylinder structure is sleeved outside the eccentric structure (12), and the eccentric structure (12) 12) is provided with an oil guide passage (123), and the oil guide passage (123) communicates with the oil guide oil passage and the oil hole (11).
The pump body assembly according to claim 2, characterized in that the eccentric structure (12) is provided with an oil guide groove (1231); the oil guide groove (1231) forms the oil guide passage (123); The notch of the oil guide groove (1231) faces the oil guide oil passage, so that the lubricating oil in the oil guide groove (1231) can enter the oil guide oil passage.
The pump body assembly according to claim 1, characterized in that the oil guide oil passage further includes an axially extending oil guide hole (31), and the position of the oil guide hole (31) is consistent with the slide plate. The positions of the grooves (23) are corresponding so that the lubricating oil in the oil guide hole (31) can enter the slide groove (23).
The pump body assembly according to any one of claims 1 to 4, characterized in that the oil guide oil passage includes an oil inlet space (32); when the crankshaft (1) includes an eccentric structure (12), the When an oil guide groove (1231) is provided on the eccentric structure (12), the oil inlet space (32) has an oil inlet, and the oil inlet is arranged opposite to the notch of the oil guide groove (1231), so that The lubricating oil in the oil guide groove (1231) can enter the oil inlet space (32) through the oil inlet; when the oil guide oil passage also includes an axially extending oil guide hole (31), the The oil inlet space (32) is connected to the oil guide hole (31), so that the lubricating oil in the oil inlet space (32) can enter the oil guide hole (31); or,

The oil guide oil passage includes an oil inlet space (32); when the crankshaft (1) includes an eccentric structure (12), and an oil guide groove (1231) is provided on the eccentric structure (12), the oil inlet space (32) It has an oil inlet, and the oil inlet is arranged opposite to the notch of the oil guide groove (1231), so that the lubricating oil in the oil guide groove (1231) can enter the oil inlet through the oil inlet. Oil inlet space (32); or, when the oil guide oil passage also includes an axially extending oil guide hole (31), the oil inlet space (32) is connected to the oil guide hole (31), so that The lubricating oil in the oil inlet space (32) can enter the oil guide hole (31).
The pump body assembly according to claim 4, characterized in that the oil guide hole (31) is any one of a waist-shaped hole, a round hole, an elliptical hole, and a square hole.
The pump body assembly according to claim 4, characterized in that an oil groove (231) is provided on the inner wall of the slide groove (23); the oil groove (231) is connected to the oil guide oil path.
The pump body assembly according to claim 7, characterized in that the oil groove (231) is provided on the side of the slide groove (23); on the cross section of the cylinder structure, the oil groove (231) is The shape of 231) is any one of semicircle, ellipse, square, and rectangle; in the axial direction of the cylinder structure, the oil groove (231) penetrates the slide groove (23); or,

The oil groove (231) is arranged on the side of the slide groove (23); in the cross section of the cylinder structure, the shape of the oil groove (231) is semicircular, oval, square, or rectangular. any of; or,

The oil groove (231) is provided on the side of the slide groove (23); in the axial direction of the cylinder structure, the oil groove (231) penetrates the slide groove (23); or,

In the cross-section of the cylinder structure, the shape of the oil groove (231) is any one of semicircle, oval, square, and rectangular; in the axial direction of the cylinder structure, the shape of the oil groove (231) ) penetrates the slide groove (23); or,

The oil groove (231) is provided on the side of the slide groove (23); or,

In the cross-section of the cylinder structure, the shape of the oil groove (231) is any one of semicircle, ellipse, square, and rectangle; or,

In the axial direction of the cylinder structure, the oil groove (231) penetrates the slide groove (23).
The pump body assembly according to claim 7, characterized in that the oil groove (231) is arranged in the direction of the central axis of the oil guide hole (31); the oil groove (231) is on the first plane. The projection is a first projection, the projection of the oil guide hole (31) on the first plane is a second projection, and the first projection falls within the second projection; the first plane is the same as the first plane. a plane perpendicular to the central axis of the crankshaft (1); or,

The oil groove (231) is arranged in the direction of the central axis of the oil guide hole (31); or, the projection of the oil groove (231) on the first plane is a first projection, and the oil guide hole (31) The projection on the first plane is a second projection, and the first projection falls within the second projection; the first plane is a plane perpendicular to the central axis of the crankshaft (1).
The pump body assembly according to claim 7, characterized in that the cylinder structure is provided with an oblique cutout (26); in the cross section of the cylinder structure, the oblique cutout (26) is in contact with the oil groove. (231) The shortest distance between them is L, where L≥1mm.
The pump body assembly according to claim 7, characterized in that the cylinder structure is also provided with a spring hole (25) connected with the slide groove (23); the cylinder structure is away from the partition structure A flow guide structure (24) is also provided on the end face of (3). The flow guide structure (24) can guide the lubricating oil in the oil groove (231) to flow to the spring hole (25), and then pass through the spring. Outflow from hole (25).
The pump body assembly according to claim 11, characterized in that the end surface of the cylinder structure away from the partition structure (3) and the inner wall surface of the slide groove (23) are connected through a chamfer structure, so The chamfer structure forms the flow guide structure (24).
The pump body assembly according to claim 12, wherein the chamfer structure is a right-angle chamfer; the size of the chamfer structure is d, where d≥C0.3.
The pump body assembly according to claim 1, characterized in that the pump body assembly further includes an oil suction pipe (4), the first end of the oil suction pipe (4) is connected with the oil hole (11), The second end of the oil suction pipe (4) is connected to the oil storage space; a groove (51) is provided on the outer surface of the slide structure (5); or,

The pump body assembly also includes an oil suction pipe (4), the first end of the oil suction pipe (4) is connected to the oil hole (11), and the second end of the oil suction pipe (4) is connected to the oil storage space. ; Alternatively, a groove (51) is provided on the outer surface of the slide structure (5).
A compressor includes a pump body assembly, characterized in that the pump body assembly is the pump body assembly according to any one of claims 1-14.
An air conditioner includes a compressor, wherein the compressor is the compressor described in claim 15.