CN221076852U - Novel centrifugal oil separator - Google Patents

Abstract

The utility model relates to the technical field of oil separators and discloses a novel centrifugal oil separator which comprises a shell, wherein an air inlet pipe is fixedly arranged at the bottom of the shell, a centrifugal mechanism is arranged at the inner side of the shell, the centrifugal mechanism comprises a rotary drum, an exhaust drum is fixedly arranged at the top of the rotary drum, the exhaust drum penetrates through the top wall of the shell and is rotationally connected with the shell, a rotating shaft is rotationally arranged at the inner side of the rotary drum, a centrifugal screw is fixedly arranged on the rotating shaft, a plurality of oil outlets are formed in the side wall of the bottom end of the rotary drum, and the oil outlets are distributed around the rotary drum at equal intervals. The utility model can lead out and collect the lubricating oil, thus reducing the waste of the lubricating oil and guaranteeing the service life of the oil separator.

Description

Novel centrifugal oil separator

Technical Field

The utility model relates to the technical field of oil separators, in particular to a novel centrifugal oil separator.

Background

In refrigeration systems, the compressor typically requires lubrication oil to function properly. Lubricating oil is mixed in the exhaust gas of the compressor, an oil separator is usually arranged between the compressor and the condenser, and the common oil separator is divided into a washing type, a centrifugal type, a packing type and a filtering type, so that the lubricating oil is separated from the gaseous refrigerant, the lubricating oil can return to the compressor to ensure the normal operation of the compressor, the lubricating oil is prevented from obstructing the heat exchange of the refrigerant, and the operation effect of the compressor is improved;

The existing centrifugal oil separator adopts the spiral guide vane to collect oil, however, partial oil can drop downwards along the inner wall of the oil separator under the action of self gravity and ground attraction until the oil is accumulated at the bottom of the oil separator, so that partial oil separator is difficult to uniformly enter holes for collection, the collection effect of the existing oil separator on lubricating oil is poor, the waste of the lubricating oil is easily caused, and the service life of the oil separator is difficult to guarantee.

Disclosure of utility model

In order to overcome the defects of the prior art, the utility model provides a novel centrifugal oil separator which has the advantage of better collection of lubricating oil.

In order to achieve the above purpose, the present utility model provides the following technical solutions: the utility model provides a novel centrifugal oil separator, includes the shell, the bottom fixed mounting of shell has the intake pipe, centrifugal mechanism is installed to the inboard of shell, centrifugal mechanism includes the rotary drum, the top fixed mounting of rotary drum has the aiutage, the aiutage runs through the roof of shell, and rotates with the shell and be connected, the inboard of rotary drum rotates installs the pivot, fixed mounting has centrifugal screw in the pivot, a plurality of oil outlets have been seted up on the lateral wall of rotary drum bottom, a plurality of the oil outlet is encircleed the rotary drum equidistance and is distributed.

As a preferable technical scheme of the utility model, a filter screen is fixedly arranged at the bottom end of the inner side of the rotary drum.

As a preferable technical scheme of the utility model, a guide seat is fixedly arranged at the bottom of the rotary drum, and the guide seat is in a circular truncated cone structure.

As a preferable technical scheme of the utility model, a plurality of air inlets are fixedly arranged on the inner side of the diversion seat, and the air inlets penetrate through the diversion seat and are communicated with the inside of the rotary drum.

As a preferable technical scheme of the utility model, a plurality of oil drain pipes are fixedly arranged on the outer side of the shell, the plurality of oil drain pipes are distributed around the shell at equal intervals and are positioned at the position of the diversion seat, and control valves are fixedly arranged on the plurality of oil drain pipes.

As a preferable technical scheme of the utility model, the top of the shell is provided with the driving mechanism, the driving mechanism comprises a gear ring, the gear ring is fixedly arranged at the top of the exhaust barrel, the top of the shell is fixedly provided with the fixing frame, the fixing frame is fixedly provided with the motor, the output shaft of the motor is fixedly connected with the rotating shaft, the output shaft of the motor is fixedly provided with the first belt wheel, the outer edge of the top of the fixing frame is rotatably provided with the second belt wheel, the second belt wheel is in transmission connection with the first belt wheel through a belt, the lower part of the second belt wheel is coaxially and fixedly provided with the transmission gear, and the transmission gear is meshed with the gear ring.

Compared with the prior art, the utility model has the following beneficial effects:

1. The gaseous refrigerant is led into the shell through the air inlet pipe, and the filter screen can filter the gaseous mixture, so that impurities in the gaseous mixture can be filtered out, and pollution of the impurities to lubricating oil centrifuged out subsequently is effectively avoided;

2. The centrifugal screw can be rotated at a high speed through the rotation of the rotating shaft, the gaseous mixture can be in contact with the centrifugal screw, so that lubricating oil in the gaseous mixture is adhered to the surface of the centrifugal screw, the oil in the gas can be adhered to the inner wall of the rotating cylinder under the action of the radian of the surface of the centrifugal screw, the ground attraction and the centrifugal force when the centrifugal screw rotates, and can be downwards slid along the inner wall of the rotating cylinder, discharged from the oil outlet when moving to the bottom of the rotating cylinder, finally guided into the oil discharge pipe under the guide of the guide seat, and the lubricating oil can be guided out and collected through the oil discharge pipe, so that the waste condition of the lubricating oil is reduced, and the service life of the oil separator is guaranteed.

Drawings

FIG. 1 is a schematic diagram of the structure of the present utility model;

FIG. 2 is a schematic view of the internal structure of the present utility model;

FIG. 3 is a schematic view of the centrifugal mechanism of the present utility model;

fig. 4 is a schematic structural view of the driving mechanism of the present utility model.

In the figure: 1. a housing; 2. an air inlet pipe; 3. a filter screen; 4. a centrifugal mechanism; 41. a rotating drum; 42. an exhaust pipe; 43. a diversion seat; 44. an air inlet; 45. a rotating shaft; 46. centrifugal propeller; 47. an oil outlet hole; 5. an oil drain pipe; 6. a control valve; 7. a driving mechanism; 71. a gear ring; 72. a fixing frame; 73. a motor; 74. a first pulley; 75. a second pulley; 76. a transmission gear.

Detailed Description

The following description of the embodiments of the present utility model 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 utility model, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.

As shown in fig. 1 to 4, the utility model provides a novel centrifugal oil separator, which comprises a shell 1, wherein an air inlet pipe 2 is fixedly arranged at the bottom of the shell 1, and a filter screen 3 is fixedly arranged at the bottom end of the inner side of a rotary drum 41; the centrifugal mechanism 4 is arranged on the inner side of the shell 1, the centrifugal mechanism 4 comprises a rotary drum 41, an exhaust drum 42 is fixedly arranged at the top of the rotary drum 41, the exhaust drum 42 penetrates through the top wall of the shell 1 and is rotationally connected with the shell 1, a rotating shaft 45 is rotationally arranged on the inner side of the rotary drum 41, a centrifugal propeller 46 is fixedly arranged on the rotating shaft 45, a plurality of oil outlet holes 47 are formed in the side wall of the bottom end of the rotary drum 41, and the oil outlet holes 47 are distributed around the rotary drum 41 at equal intervals; the gas-state refrigerant is led into the shell 1 through the air inlet pipe 2, and the filter screen 3 can filter the gas-state mixture, so that impurities in the gas-state mixture can be filtered out, and pollution of the impurities to lubricating oil centrifuged out subsequently is effectively avoided;

The bottom of the rotary drum 41 is fixedly provided with a guide seat 43, and the guide seat 43 is in a circular truncated cone structure; a plurality of air inlets 44 are fixedly arranged on the inner side of the guide seat 43, and the air inlets 44 penetrate through the guide seat 43 and are communicated with the inside of the rotary drum 41; the outer side of the shell 1 is fixedly provided with a plurality of oil drain pipes 5, the plurality of oil drain pipes 5 are distributed around the shell 1 at equal intervals and are positioned at the position of the flow guide seat 43, and the plurality of oil drain pipes 5 are fixedly provided with control valves 6;

The centrifugal screw 46 can be rotated at a high speed through the rotation of the rotating shaft 45, and as the gaseous mixture is contacted with the centrifugal screw 46, the lubricating oil in the gaseous mixture is adhered to the surface of the centrifugal screw 46, and under the action of radian and ground attraction of the surface of the centrifugal screw 46 and centrifugal force when the centrifugal screw 46 rotates, the lubricating oil in the gas is adhered to the inner wall of the rotating drum 41 and slides downwards along the inner wall of the rotating drum 41, and is discharged from the oil outlet 47 when moving to the bottom of the rotating drum 41, and finally is guided into the oil discharge pipe 5 under the guide of the guide seat 43, and the lubricating oil can be guided out and collected through the oil discharge pipe 5, so that the waste condition of the lubricating oil is reduced, and the service life of the oil separator is ensured.

Wherein, actuating mechanism 7 is installed at the top of shell 1, actuating mechanism 7 includes ring gear 71, ring gear 71 fixed mounting is at the top of aiutage 42, the top fixed mounting of shell 1 has mount 72, fixed mounting has motor 73 on the mount 72, motor 73's output shaft and pivot 45 fixed connection, fixed mounting has first band pulley 74 on the motor 73 output shaft, second band pulley 75 is installed along rotating at the outer edge at mount 72 top, second band pulley 75 passes through belt drive with first band pulley 74 and is connected, the below coaxial fixed mounting of second band pulley 75 has drive gear 76, drive gear 76 and ring gear 71 meshing.

Working principle: firstly, introducing a gaseous refrigerant into the shell 1 through the air inlet pipe 2, then introducing the gaseous refrigerant into the rotary drum 41 through the air inlet 44 in the guide seat 43, starting the motor 73, driving the rotary shaft 45 to rotate by the motor 73, and enabling the centrifugal screw 46 to rotate at a high speed, so that lubricating oil in the gaseous mixture is adhered to the surface of the centrifugal screw 46, and under the action of the radian and ground attraction of the surface of the centrifugal screw 46 and the centrifugal force when the centrifugal screw 46 rotates, the lubricating oil in the gas is adhered to the inner wall of the rotary drum 41 and slides downwards along the inner wall of the rotary drum 41, is discharged from the oil outlet 47 when moving to the bottom of the rotary drum 41, finally, is introduced into the oil discharge pipe 5 under the guide of the guide seat 43, and can be guided out through the oil discharge pipe 5 to be collected;

The motor 73 drives the first belt pulley 74 to rotate at the same time, so that the second belt pulley 75 drives the transmission gear 76 to rotate synchronously, the gear ring 71 rotates and the rotation direction of the transmission gear 76 is opposite, so that the rotation direction of the exhaust drum 42 and the rotation direction of the rotating shaft 45 are opposite, the rotating drum 41 can rotate reversely with the rotating shaft 45, the relative speed between the rotating drum 41 and the rotating shaft 45 is greatly improved, the centrifugal force on oil liquid is greatly improved, and the separation effect on lubricating oil is further improved.

It is noted that relational terms such as first and second, and the like are used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Moreover, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus.

Although embodiments of the present utility model have been shown and described, it will be understood by those skilled in the art that various changes, modifications, substitutions and alterations can be made therein without departing from the principles and spirit of the utility model, the scope of which is defined in the appended claims and their equivalents.

Claims (6)

1. The utility model provides a novel centrifugal oil separator, includes shell (1), the bottom fixed mounting of shell (1) has intake pipe (2), its characterized in that: the centrifugal mechanism (4) is installed to the inboard of shell (1), centrifugal mechanism (4) include rotary drum (41), the top fixed mounting of rotary drum (41) has aiutage (42), aiutage (42) run through the roof of shell (1) and rotate with shell (1) and be connected, pivot (45) are installed in the inboard rotation of rotary drum (41), fixed mounting has centrifugal screw (46) in pivot (45), a plurality of oil outlet (47) have been seted up on the lateral wall of rotary drum (41) bottom, a plurality of oil outlet (47) are around rotary drum (41) equidistance distribution.

2. A novel centrifugal oil separator according to claim 1 wherein: the bottom of the inner side of the rotary drum (41) is fixedly provided with a filter screen (3).

3. A novel centrifugal oil separator according to claim 2 wherein: the bottom of the rotary drum (41) is fixedly provided with a guide seat (43), and the guide seat (43) is of a round table structure.

4. A novel centrifugal oil separator according to claim 3 wherein: the inner side of the guide seat (43) is fixedly provided with a plurality of air inlets (44), and the air inlets (44) penetrate through the guide seat (43) and are communicated with the inside of the rotary drum (41).

5. The novel centrifugal oil separator according to claim 4 wherein: the outside of shell (1) fixed mounting has a plurality of oil pipes (5), a plurality of oil pipes (5) encircle shell (1) equidistance distribution, and be located the position of guide holder (43), a plurality of oil pipes (5) are last to be fixedly mounted has control valve (6).

6. The novel centrifugal oil separator according to claim 5 wherein: the top of shell (1) is installed actuating mechanism (7), actuating mechanism (7) include ring gear (71), ring gear (71) fixed mounting is at the top of aiutage (42), the top fixed mounting of shell (1) has mount (72), fixed mounting has motor (73) on mount (72), the output shaft and pivot (45) fixed connection of motor (73), fixed mounting has first band pulley (74) on the output shaft of motor (73), second band pulley (75) are installed along the rotation at the outer edge at mount (72) top, second band pulley (75) are connected through belt drive with first band pulley (74), coaxial fixed mounting in below of second band pulley (75) has drive gear (76), drive gear (76) and ring gear (71) meshing.