CN218266352U - Horizontal compressor and refrigeration plant - Google Patents

Abstract

The embodiment of the utility model relates to the technical field of compressors, in particular to a horizontal compressor, which comprises a shell, a motor, a balance block and an oil baffle, wherein the shell is provided with a working cavity and an exhaust cavity which are communicated; the motor is arranged in the working cavity and is provided with a second accommodating cavity with two open ends; the balance block is arranged in the second accommodating cavity, the balance block is connected with the motor, and the motor can drive the balance block to rotate; the oil blocking piece is arranged at one end, close to the exhaust cavity, of the second accommodating cavity, so that an opening at one end, close to the exhaust cavity, of the second accommodating cavity is closed. In this way, the embodiment of the utility model provides a can solve horizontal compressor's balancing piece during operation stirring oil and produce the oil that splashes and the foam gets into the work intracavity, along with the high-pressure gas that the compression mechanism compression produced is through the problem of the horizontal compressor of being discharged in the exhaust chamber.

Description

Horizontal compressor and refrigeration plant

Technical Field

The embodiment of the utility model provides a relate to compressor technical field, especially relate to a horizontal compressor and refrigeration plant.

Background

A scroll compressor is a compressor of compressible volume consisting of a fixed scroll and an orbiting scroll. In the working process of the compressor, the crankshaft drives the movable scroll disk to do circular translation motion around the fixed scroll disk. Because the mass center of the movable scroll disk is not on the axis of the rotation of the crankshaft, the movement of the movable scroll disk can generate unbalanced moment when the compressor works, and in order to balance the unbalanced moment generated by the movable scroll disk, a plurality of balance blocks with the mass centers not on the axis can be added on the crankshaft to reduce the vibration and noise generated by the movement of the movable scroll disk.

The present horizontal scroll compressor, the compressor bottom is provided with the lubricating oil bath, under compressor operating condition, because the effect that the inside refrigerant gas of compressor flows, make the inside atmospheric pressure difference that exists of compressor, the liquid level of lubricating oil is more high near the gas vent more, set up in the balancing piece that is close to gas vent one end when rotating along with the bent axle, the balancing piece contacts the liquid level of lubricating oil and stirs the lubricating oil in the oil bath constantly, the oil droplet that splashes of lubricating oil has been produced, make lubricating oil mix on the oil bath with the gas in the compressor produce the foam simultaneously, the rotor balancing piece rotates the gas channel that splashes that produces and oil droplet and lubricating oil foam follow the compression and flow to the gas vent direction, and discharged compressor, lead to the oily increase of air conditioning system, air conditioning system refrigeration heating performance descends, still lead to lack of oil in the compressor, make compressor work appear abnormal wear, vibration noise increase, the crankshaft lock the inefficacy mode such as.

SUMMERY OF THE UTILITY MODEL

In view of the above problems, embodiments of the present invention provide a horizontal compressor and a refrigeration device, which overcome the above problems or at least partially solve the above problems.

In order to solve the technical problem, the utility model discloses a technical scheme be: the horizontal compressor comprises a shell, a motor, a balance block and an oil blocking piece, wherein the shell is provided with a working cavity and an exhaust cavity which are communicated; the motor is arranged in the working cavity and is provided with a second accommodating cavity with two open ends; the balance block is arranged in the second accommodating cavity, the balance block is connected with the motor, and the motor can drive the balance block to rotate; the oil blocking piece is arranged at one end, close to the exhaust cavity, of the second accommodating cavity, so that an opening at one end, close to the exhaust cavity, of the second accommodating cavity is closed.

Optionally, the motor includes stator and rotor, the inner wall of stator encloses to close and forms both ends open-ended second and holds the chamber, the rotor set up in the second holds the intracavity, the balancing piece connect in the rotor orientation the one end in exhaust chamber.

Optionally, the horizontal compressor further includes a compression mechanism, a bearing assembly and a crankshaft, the compression mechanism is disposed at an end of the working cavity far away from the exhaust cavity, the bearing assembly is disposed at an end of the working cavity close to the exhaust cavity, the oil blocking member is fixed to the bearing assembly, a second end of the crankshaft is connected to the compression mechanism, a first end of the crankshaft sequentially penetrates through the rotor and the oil blocking member and is connected to the bearing assembly, and the rotor is fixed to the crankshaft.

Optionally, the bearing assembly includes a bearing seat and a bearing, the bearing seat is fixed to the housing, the bearing is disposed on the bearing seat, the first end of the crankshaft is connected to the bearing, and the oil blocking member is fixed to the bearing seat.

Optionally, the horizontal compressor further includes a bearing support plate, the bearing support plate is connected to the housing, the bearing support plate is disposed between the working chamber and the exhaust chamber, and the bearing seat is fixed to the bearing support plate.

Optionally, the horizontal compressor further includes an installation support, the oil blocking member is connected to the installation support, the bearing seat is provided with an annular first slot, and the installation support is connected to the inside of the first slot.

Optionally, the installing support includes annular support and first joint portion, annular support with it connects to keep off oily piece, first joint portion encircles annular support's periphery sets up, first joint portion joint in first draw-in groove.

Optionally, the oil blocking member is provided with a second clamping portion, and the second clamping portion surrounds the crankshaft; the first end of bearing frame is located the second holds the intracavity, the outer wall of the first end of bearing frame is provided with annular second draw-in groove, second joint portion joint in the second draw-in groove.

Optionally, the horizontal compressor further includes an insulating structure disposed at an edge of the oil blocking member.

In order to solve the above technical problem, the embodiment of the present invention adopts another technical solution: there is provided a refrigeration apparatus comprising the horizontal compressor in any one of the above manners.

The embodiment of the utility model provides a beneficial effect is: the embodiment of the utility model provides a be close to through holding the chamber at the second the one end in exhaust chamber sets up and keeps off oily piece, keeps off oily piece and blocks the lubricating oil that the balancing piece had when rotating and get into the working chamber to the balancing piece during operation stirring lubricating oil that has solved horizontal compressor produces the oil that splashes and the foam gets into the working chamber after, gets into the problem that the exhaust chamber was discharged horizontal compressor.

Drawings

In order to more clearly illustrate the technical solutions of the embodiments of the present application, the drawings required to be used in the embodiments of the present application will be briefly described below, and it is obvious that the drawings described below are only some embodiments of the present application, and it is obvious for those skilled in the art that other drawings can be obtained according to the drawings without creative efforts.

Fig. 1 is a sectional view of a horizontal compressor according to an embodiment of the present invention;

fig. 2 is an exploded schematic view of a bearing support plate, a bearing and a bearing seat of a horizontal compressor provided by an embodiment of the present invention;

fig. 3 is an exploded schematic view of an oil baffle, a mounting bracket and an insulation structure of a horizontal compressor according to an embodiment of the present invention;

fig. 4 is a partial sectional view of a horizontal compressor according to an embodiment of the present invention;

fig. 5 is an exploded schematic view of an oil baffle and a bearing seat of a horizontal compressor according to an embodiment of the present invention;

fig. 6 is a partial sectional view of a horizontal compressor according to an embodiment of the present invention;

FIG. 6a is an enlarged view of a portion of FIG. 6;

fig. 7 is an assembled schematic view of the oil deflector, mounting bracket and insulating structure shown in fig. 3.

Fig. 7a is a partial enlarged view of fig. 7.

Detailed Description

To facilitate understanding of the present invention, the present invention will be described in more detail with reference to the accompanying drawings and specific embodiments. It will be understood that when an element is referred to as being "secured to" another element, it can be directly on the other element or intervening elements may also be present. When an element is referred to as being "connected" to another element, it can be directly connected to the other element or intervening elements may be present. The terms "vertical," "horizontal," "left," "right," and the like as used herein are for descriptive purposes only.

Unless defined otherwise, all technical and scientific terms used herein have the same meaning as commonly understood by one of ordinary skill in the art to which this invention belongs. The terminology used in the description of the invention herein is for the purpose of describing particular embodiments only and is not intended to be limiting of the invention. As used herein, the term "and/or" includes any and all combinations of one or more of the associated listed items.

Referring to fig. 1, a horizontal compressor 1000 includes a casing 1, a bearing support plate 2, a bearing assembly 3, a compression mechanism 4, a motor 5, a balance weight 6, an oil blocking member 7, and a crankshaft 8. The bearing support plate 2, the bearing assembly 3, the compression mechanism 4, the motor 5, the balance block 6, the oil baffle 7 and the crankshaft 8 are all arranged in the shell 1, and the shell 1 is used for protecting and accommodating components of the horizontal compressor 1000. The bearing support plate 2 is fixed to the housing 1, and the bearing assembly 3 is fixed to the bearing support plate 2. The compression mechanism 4 is used for compressing refrigerant gas of the refrigeration system. The first end of the crankshaft 8 is connected with the bearing assembly 3 after passing through the motor 5, the second end of the crankshaft 8 is connected with the compression mechanism 4, and the motor 5 drives the compression mechanism 4 to work through the crankshaft 8. The balance weight 6 is connected with the motor 5, and the balance weight 6 is used for balancing unbalanced moment generated by the movement of the movable scroll of the compression mechanism 4 when the horizontal compressor 1000 works. An oil baffle 7 is connected to the bearing assembly 3, and the oil baffle 7 is used for blocking the lubricating oil 111 carried by the balance weight 6 when the balance weight 8 is driven by the motor 5 to rotate.

The housing 1 is provided with a first accommodation chamber 11, an intake port 12, and an exhaust port 13. The first accommodation chamber 11 accommodates the lubricating oil 111 therein, and the lubricating oil 111 is accumulated at the lower end of the first accommodation chamber 11 by the action of gravity. Air inlet 12 sets up in the one end of casing 1, and gas vent 13 sets up the other end at casing 1, and air inlet 12 and gas vent 13 all communicate with first chamber 11 that holds.

Referring to fig. 1 and 2, the bearing support plate 2 is disposed at an end of the first accommodating chamber 11 close to the exhaust port 13, and the bearing support plate 2 divides the first accommodating chamber 11 into a working chamber 112 and an exhaust chamber 113. The exhaust port 13 communicates with the exhaust chamber 113. The bearing support plate 2 is provided with a vent hole 21, an oil passing hole 22, a first mounting hole 23 and a threaded hole 24, the vent hole 21 is located at one end of the bearing support plate 2 close to the top end of the shell 1, and the oil passing hole 22 is located at one end of the bearing support plate 2 close to the bottom end of the shell 1. The vent hole 21 is communicated with the working chamber 112 and the exhaust chamber 113, and is used for allowing compressed gas generated by the compression mechanism 4 in the working chamber 112 to enter the exhaust chamber 113 and then to be exhausted out of the horizontal compressor 1000 through the exhaust port 13; the oil passing hole 22 communicates the working chamber 112 and the exhaust chamber 113, and is used for allowing the lubricating oil 111 to flow in the working chamber 112 and the exhaust chamber 113.

The bearing assembly 3 includes a bearing housing 31 and a bearing 32. The bearing seat 31 has a first end and a second end which are oppositely arranged, the outer wall of the first end of the bearing seat 31 protrudes outwards to form a supporting seat 311, the supporting seat 311 is provided with a bolt hole 311a, the second end of the bearing seat 31 penetrates through the first mounting hole 23 and then enters the working cavity 112, the supporting seat 311 abuts against the bearing support plate 2, at the moment, the bolt hole 311a is aligned with the threaded hole 24, the supporting seat 311 is fixed on the bearing support plate 2 in a threaded manner, and the bearing seat 31 is fixed on the bearing support plate 2. A second end of the bearing housing 31 is provided with a mounting groove 312, and a side wall of the mounting groove 312 is provided with an annular first engaging groove 312a. The bearing 32 is disposed in the mounting groove 312.

Referring to fig. 1, the compressing mechanism 4 is disposed at an end of the working chamber 112 near the air inlet 12, and the compressing mechanism 4 is provided with a compressing inlet (not shown) and a compressing outlet 41. The horizontal compressor 1000 further comprises an air inlet pipe 1a, the air inlet pipe 1a is communicated with the compression inlet, and outside air enters the compression mechanism 4 through the compression inlet through the air inlet pipe 1 a. The compression outlet 41 communicates with the working chamber 112, and the compressed gas generated by the compression mechanism 4 enters the working chamber 112 through the compression outlet 41. The compression mechanism 4 compresses the gas entering the compression mechanism 4 by using the relative movement of the movable scroll and the fixed scroll, and the compression mechanism 4 is a prior art, and will not be described in detail since it can be understood by those skilled in the art.

Referring to fig. 4, the motor 5 includes a stator 51 and a rotor 52. Stator 51 sets up in working chamber 112, and the inner wall of stator 51 encloses to close and forms both ends open-ended second and holds chamber 511, and the one end opening that the second held chamber 511 is towards bearing extension board 2. The rotor 52 is provided with a second mounting hole (not shown), and the rotor 52 is disposed in the second receiving chamber 511.

The weight 6 is located in the second accommodating chamber 511, and the weight 6 is fixed to an end of the rotor 52 facing the bearing support plate 2.

Referring to fig. 1-4, in an embodiment, the oil blocking member 7 is shaped like a disk, the oil blocking member 7 is provided with a first through hole 71, a first protrusion 72 is formed on a first surface of the oil blocking member 7, and the first through hole 71 penetrates through the first protrusion 72. The horizontal compressor 1000 further comprises a mounting bracket 9, wherein the mounting bracket 9 comprises an annular support 91 and a first clamping portion 92. The first surface of the annular support 91 protrudes to form a second protruding portion 911, the annular support 91 is provided with a second through hole 912, the second through hole 912 penetrates through the second protruding portion 911, the end surface of the end, away from the first surface of the oil blocking member 7, of the first protruding portion 72 is connected with the end surface of the end, away from the first surface of the annular support 91, of the second protruding portion 911, and the first through hole 71 is communicated with the second through hole 912. The first clamping portion 92 is connected with the edge of the annular support 91, the first clamping portion 92 is of a zigzag sheet structure arranged around the annular support 91, and the first clamping portion 92 has elastic deformation performance. The first end of the crankshaft 8 is connected to the bearing 32 after passing through the second mounting hole of the rotor 52, the first through hole 71, and the second through hole 912 in this order. The oil blocking member 7 is located in the second accommodating cavity 511, and the oil blocking member 7 blocks a gap between the outer wall of the crankshaft 8 and the inner wall of the stator 51, so that the opening of the second accommodating cavity 511 close to the exhaust cavity 113 is closed. When installing support 9 inserts the mounting groove 312 of bearing frame 31, first joint portion 92 takes place elastic deformation after receiving the lateral wall extrusion of mounting groove 312 and buckles towards the direction of keeping away from the mounting groove 312 tank bottom, when first joint portion 92 removed first draw-in groove 312a, first joint portion 92 inserts in first draw-in groove 312a, the deformation of first joint portion 92 resumes, the one end butt of annular support 91 in the tank bottom of first draw-in groove 312a is kept away from to first joint portion 92, make installing support 9 joint in first draw-in groove 312a, and then make oil blocking member 7 fix on bearing frame 31. By arranging the first clamping part 92, the oil blocking piece 7 is fixed on the bearing seat 31 in a clamping manner, so that the oil blocking piece is convenient to disassemble and assemble; on the other hand, because the first clamping portion 92 has elastic deformation performance, the resilience of the first clamping portion 92 enables the mounting bracket 9 to be better fixed on the bearing seat 31.

Furthermore, one end of the annular support 91, which is opposite to the oil blocking member 7, abuts against the bearing 32, so that the bearing 32 is limited in the direction away from the bottom of the mounting groove 312, and the bearing 32 is fixed in the bearing seat 31. The annular support 91 has the function of fixing the oil retaining member 7 and the bearing 32, and compared with the fixing members which are arranged differently to fix the oil retaining member 7 and the bearing 32, the structure is more compact, and the space utilization rate is high.

Referring to fig. 5, 6 and 6a, in another embodiment, the oil blocking member 7 'is provided with a second fastening portion 73 and a first through hole 71', the second fastening portion 73 is disposed around the first through hole 71', one end of the second fastening portion 73 is connected to an inner wall of the first through hole 71', the second fastening portion 73 is a saw-tooth sheet structure, and the second fastening has an elastic deformation performance. When the oil blocking member 7 is sleeved at the second end of the bearing seat 31' through the first through hole 71', the outer wall of the bearing seat 31' extrudes the second clamping portion 73, so that the second clamping portion 73 is bent outwards along the direction away from the axis of the first through hole 71', the oil blocking member 7' is pushed to move towards the supporting seat 311 until the second clamping portion 73 moves to the second clamping groove 313, the second clamping portion 73 is inserted into the second clamping groove 313, the second clamping portion 73 deforms and recovers, the second clamping portion 73 is clamped in the second clamping groove 313, at this time, the end face, away from the oil blocking member 7', of the second clamping portion 73 abuts against the inner wall, facing the limiting flange 314, of the second clamping groove 313, the surface, facing away from the second clamping portion 73, of the oil blocking member 7' abuts against the limiting flange 314, and the inner wall, facing the limiting flange 314, of the second clamping groove 313 and the limiting flange 314 jointly limit the axis of the oil blocking member 7' in the direction parallel to the first through hole 71 '. The second end of the bearing seat 31' is inserted into the second accommodating cavity 511 through the stator 51 towards the opening of the bearing support plate 2, and the oil blocking piece 7' blocks the gap between the outer wall of the bearing seat 31' and the inner wall of the stator 51, so that the opening of the second accommodating cavity 511 close to the exhaust cavity 113 is closed. By arranging the second clamping part 73, the oil blocking piece 7 is fixed on the bearing seat 31' in a clamping manner, so that the oil blocking piece is convenient to disassemble and assemble; on the other hand, since the second engaging portion 73 has elastic deformation property, the resilience of the second engaging portion 73 enables the oil blocking member 7 'to be better fixed on the bearing seat 31'.

It will be appreciated that in other embodiments, the oil blocking member 7 and the oil blocking member 7 'are not limited to being fixed by clamping, and the oil blocking member 7' are not limited to being fixed by, for example, bolting the oil blocking member to the bearing seat 31, and by, for example, welding the oil blocking member to the bearing seat 31.

Referring to fig. 3, 7 and 7a, further, the horizontal compressor 1000 further includes an insulating structure 10, the insulating structure 10 is disposed at an edge of the oil blocking member 7, wherein the edge of the oil blocking member 7 is a surface of the oil blocking member 7 close to an inner wall of the stator 51, in this embodiment, the insulating structure 10 is an insulating rubber sleeve, the insulating rubber sleeve is sleeved at the edge of the oil blocking member 7, and the insulating structure 10 is configured to prevent the stator 51 from being protected when the edge of the oil blocking member 7 collides with the stator 51 due to vibration generated when the horizontal compressor 1000 operates, so as to prevent the oil blocking member 7 from scratching an inner portion of the stator 51 and prevent the stator 51 from discharging to the oil blocking member 7 to cause a fault of the motor 5.

It is understood that in other embodiments, the insulating structure 10 is not limited to be an insulating rubber sleeve, and the insulating structure 10 may be an insulating protective coating with high temperature and high voltage resistance, such as epoxy resin; insulation system 10 still can be for insulating paper, and the relative both ends of insulating paper extend the shaping and have the bulge of a plurality of trip forms, keeps off the corresponding both sides surface of oil spare 7 and is provided with a plurality of draw-in grooves, and the edge that insulating paper parcel kept off oil spare 7 just laminates in the surface that keeps off oil spare 7, and the bulge at insulating paper both ends inserts respectively and lies in the draw-in groove that keeps off oil spare 7 both sides to make insulating paper fix on keeping off oil spare 7.

Referring to fig. 1, the horizontal compressor 1000 further includes an oil supply unit 20, and the oil supply unit 20 includes an oil pump 201, an oil conduit 202, and an oil outlet conduit 203. The oil pump 201 and the oil guide pipe 202 are both located in the exhaust cavity 113, and the oil pump 201 is provided with a third accommodating cavity 201a and a first oil hole (not shown). A first end of the oil guide pipe 202 communicates with the third accommodating chamber 201a, and a second end of the oil guide pipe 202 extends to a lower end of the exhaust chamber 113 and is located below the oil level of the lubricating oil 111. Bent axle 8 is provided with leads oily passageway, and bent axle 8's first end is connected with oil pump 201, leads oily passageway first end and holds chamber 201a intercommunication through first oilhole and third. The oil outlet pipe 203 is disposed in the working chamber 112, a first end of the oil outlet pipe 203 is connected to the compression mechanism 4, the compression mechanism 4 is further provided with a second oil hole (not shown), a second end of the oil guiding passage is communicated with the oil outlet pipe 203 through the second oil hole, and a second end of the oil outlet pipe 203 extends to a lower end of the working chamber 112. The oil pump 201 pumps the lubricating oil 111 at the bottom of the exhaust cavity 113 to the oil guide channel of the crankshaft 8 through the third accommodating cavity 201a and the first oil hole by the oil guide pipe 202, the lubricating oil 111 flows to the rotating part communicated with the oil guide channel through the oil guide channel for lubrication, and finally is discharged to the lower end of the working cavity 112 through the second oil hole by the oil outlet pipe 203.

When the horizontal compressor 1000 operates, the gas is compressed by the compression mechanism 4 and then discharged from the compression mechanism 4 through the compression outlet 41, because the compression mechanism 4 is disposed at one end of the working chamber 112 close to the air inlet 12, and the exhaust port 13 is disposed at one end of the housing 1 away from the air inlet 12, the compressed gas discharged from the compression mechanism 4 needs to flow into the exhaust chamber 113 through the vent hole 21, and then is discharged to the outside through the exhaust port 13. Therefore, the closer the first accommodating chamber 11 is to the exhaust port 13, the lower the air pressure is, and the higher the oil level of the corresponding lubricating oil 111 is due to the air pressure. Since the end of the second accommodating chamber 511 close to the bearing support plate 2 is closer to the exhaust port 13, the oil level at this position rises under the action of air pressure, and enters the second accommodating chamber 511 after passing through the lower portion of the stator 51. The counterbalance 6 rotates along with the rotor 52, constantly stirs the lubricating oil 111 in the second accommodating cavity 511, thereby generating splashed oil drops and foams, because the opening of the second accommodating cavity 511 close to the exhaust cavity 113 is closed by the oil blocking member 7, the splashed oil drops and foams are blocked by the oil blocking member 7, the oil drops and foams splashed on the surface of the oil blocking member 7 slide down along the surface of the oil blocking member 7 to return to the second accommodating cavity 511, the splashed lubricating oil 111 oil drops and foams are prevented from entering the working cavity 112, and high-pressure gas generated by compression of the compression mechanism 4 is discharged out of the horizontal compressor 1000 through the exhaust port 13 after entering the exhaust cavity 113 through the air vent 21.

The beneficial effects of the utility model are that, the embodiment of the utility model provides a set up through the one end that holds 511 chambeies near exhaust chamber 113 at the second and keep off oily 7, keep off oily 7 and block in the lubricating oil 111 that balancing piece 6 brought when rotating gets into working chamber 112 to the balancing piece 6 during operation stirring lubricating oil 111 of having solved horizontal compressor 1000 produces the oil that splashes and the foam gets into behind the working chamber 112, the problem of the horizontal compressor 1000 of being discharged behind exhaust chamber 113.

The embodiment of the utility model provides a still provide a refrigeration plant, including foretell horizontal compressor 1000, please refer to above-mentioned embodiment to the structure and the function of horizontal compressor 1000, no longer redundantly here one by one.

It should be noted that the preferred embodiments of the present invention are shown in the specification and the drawings, but the present invention can be realized in many different forms, and is not limited to the embodiments described in the specification, which are not intended as additional limitations to the present invention, and are provided for the purpose of making the understanding of the present disclosure more thorough and complete. Moreover, the above technical features are combined with each other to form various embodiments which are not listed above, and all the embodiments are regarded as the scope of the present invention; further, modifications and variations will occur to those skilled in the art in light of the foregoing description, and it is intended to cover all such modifications and variations as fall within the true spirit and scope of the invention as defined by the appended claims.

Claims (10)

1. A horizontal compressor, comprising:

the air conditioner comprises a shell, a fan and a controller, wherein the shell is provided with a working cavity and an exhaust cavity which are communicated;

the motor is arranged in the working cavity and is provided with a second accommodating cavity with two open ends;

the balance block is arranged in the second accommodating cavity and is connected with the motor, and the motor can drive the balance block to rotate;

and the oil blocking piece is arranged at one end, close to the exhaust cavity, of the second accommodating cavity, so that an opening at one end, close to the exhaust cavity, of the second accommodating cavity is closed.

2. The horizontal compressor of claim 1, wherein the motor comprises a stator and a rotor, the inner wall of the stator encloses a second accommodating cavity with two open ends, the rotor is arranged in the second accommodating cavity, and the balance weight is connected to one end of the rotor facing the exhaust cavity.

3. The horizontal compressor according to claim 2, further comprising a compression mechanism, a bearing assembly and a crankshaft, wherein the compression mechanism is disposed at an end of the working chamber away from the discharge chamber, the bearing assembly is disposed at an end of the working chamber close to the discharge chamber, the oil blocking member is fixed to the bearing assembly, a second end of the crankshaft is connected to the compression mechanism, a first end of the crankshaft sequentially passes through the rotor and the oil blocking member and is connected to the bearing assembly, and the rotor is fixed to the crankshaft.

4. The horizontal compressor of claim 3, wherein the bearing assembly comprises a bearing housing and a bearing, the bearing housing is fixed to the housing, the bearing is disposed on the bearing housing, the first end of the crankshaft is connected to the bearing, and the oil retainer is fixed to the bearing housing.

5. The horizontal compressor as claimed in claim 4, further comprising a bearing support plate connected to the housing, the bearing support plate being disposed between the working chamber and the discharge chamber, the bearing housing being fixed to the bearing support plate.

6. The horizontal compressor according to claim 5, further comprising a mounting bracket, wherein the oil blocking member is connected to the mounting bracket, the bearing seat is provided with a first annular locking groove, and the mounting bracket is connected to the first locking groove.

7. The horizontal compressor according to claim 6, wherein the mounting bracket comprises an annular support and a first clamping portion, the annular support is connected with the oil blocking member, the first clamping portion is arranged around the periphery of the annular support, and the first clamping portion is clamped in the first clamping groove.

8. The horizontal compressor according to claim 4, wherein the oil blocking member is provided with a second clamping portion, and the second clamping portion surrounds the crankshaft;

the first end of bearing frame is located the second holds the intracavity, the outer wall of the first end of bearing frame is provided with annular second draw-in groove, second joint portion joint in the second draw-in groove.

9. The horizontal compressor according to any one of claims 2 to 8, further comprising an insulation structure disposed at an edge of the oil baffle.

10. A refrigerating plant comprising a horizontal compressor according to any one of claims 1 to 9.

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