CN217152310U - Oil-gas separator for lower-pressure air compressor - Google Patents

Abstract

The application provides an oil-gas separator for lower pressure air compressor machine belongs to oil-gas separator technical field. The oil separator for the lower pressure air compressor includes a housing assembly and a separation assembly. The casing subassembly is including urceolus, closing cap and chassis, the closing cap with the detachable connection of urceolus, the air inlet has been seted up to the urceolus lateral wall, the gas outlet has been seted up on the closing cap, the chassis with urceolus inner wall swing joint, the separable set is including the oil content core with separate a section of thick bamboo, the oil content core with separate a section of thick bamboo and all be provided with two at least, per two all be provided with one between the oil content core separate a section of thick bamboo. In this application, the separator assembly sets up a plurality of oil cores to make all oil cores participate in oil-gas separation simultaneously, greatly increased filter area, loss of pressure when having reduced the filtration, and make full use of urceolus inner space, the mode of this kind of cup jointing also is convenient for install and disassemble the maintenance.

Description

Oil-gas separator for lower-pressure air compressor

Technical Field

The application relates to the technical field of oil-gas separators, in particular to an oil-gas separator for a lower-pressure air compressor.

Background

The oil content core is a main component of the oil-gas separator, the oil content core is of a double-layer structure, the first layer is fine particles and is made of borosilicate glass fibers with certain thickness and gaps, the second layer is made of polyester synthetic fibers, air flow can lose a part of pressure after passing through the oil content core, the rated pressure of a common oil injection screw compressor is generally 0.7-1.25 mpa, an air compressor with the use pressure less than or equal to 0.5mpa is called as a lower-pressure air compressor, the pressure lost after filtering and separating has a large influence on a low-pressure use environment, the windward side of the air of the oil content core needs to be increased to reduce air pressure loss so as to ensure the separation effect, and the overall volume of the equipment can be increased due to the overlarge windward side of the air.

SUMMERY OF THE UTILITY MODEL

In order to remedy the above deficiencies, the present application provides an oil-gas separator for a lower pressure air compressor, aiming at improving the problems mentioned in the background art above.

An oil and gas separator for a lower pressure air compressor includes a housing assembly and a separator assembly.

The casing subassembly is including urceolus, closing cap and chassis, the closing cap with the detachable connection of urceolus, the air inlet has been seted up to the urceolus lateral wall, the gas outlet has been seted up on the closing cap, the chassis with urceolus inner wall swing joint, the separable set is including oil content core and separating a section of thick bamboo, oil content core with separate a section of thick bamboo and all be provided with two at least, per two all be provided with one between the oil content core separate a section of thick bamboo, oil content core with separate a section of thick bamboo radial alternate setting, the outside oil content core with chassis swing joint, separate a section of thick bamboo with correspond oil content core swing joint, inboard oil content core activity support tightly in the closing cap.

In the above scheme, when mounting, the chassis is firstly placed on the step in the outer cylinder, then the oil core with the largest diameter is inserted into the groove on the chassis, then the corresponding separating cylinder is lapped on the upper end of the oil core, then the oil core with the small diameter is lapped on the separating cylinder, thus the oil core and the separating cylinder are sequentially and alternately inserted to form a tower shape, finally the sealing cover is screwed with the outer cylinder, in the embodiment, a screw is additionally arranged to penetrate through the sealing cover and the outer cylinder, so that the connection firmness is improved, the sealing cover is simultaneously abutted against the oil core which is most protruded at the innermost side, when in use, oil gas enters the outer cylinder from the air inlet, simultaneously penetrates through all the oil cores, finally is collected from the middle of the oil core at the innermost side and then is discharged from the air outlet, thus, the arrangement is convenient for arranging a plurality of oil cores, and simultaneously enabling all the oil cores to participate in oil-gas separation, thereby greatly increasing the filtering area, pressure loss during filtering is reduced, the inner space of the outer barrel is fully utilized, and the sleeving mode is convenient to install, disassemble and maintain.

Further, the shell assembly further comprises an air inlet pipe, the air inlet pipe is fixedly connected with the outer barrel, and the air inlet pipe is communicated with the air inlet.

Furthermore, the shell component also comprises an air outlet pipe, the air outlet pipe is fixedly connected with the sealing cover, and the air outlet pipe is communicated with the air outlet.

Furthermore, a check valve is arranged on the air outlet pipe.

In the above scheme, the air inlet pipe is arranged on the outer wall of the outer barrel, the axis of the air inlet pipe is tangent to the inner wall of the outer barrel, so that air flow entering the outer barrel can rotate along the inner wall of the outer barrel to fill the whole outer barrel, the phenomenon that the air flow directly impacts oil content cores to cause energy loss and cause pressure drop is avoided, air filtered by all the oil content cores is collected in the center of the oil content cores on the inner side and then passes through the air outlet pipe to be discharged, and the air outlet pipe is provided with the check valve to prevent the air flow from moving backwards.

Further, the shell assembly further comprises an oil storage cylinder, and the oil storage cylinder is fixedly connected with the lower end of the outer cylinder.

In the scheme, the oil core adaptive oil leakage hole is formed in the base plate and the separating cylinder, oil filtered by the oil core leaks from the oil leakage hole, and the oil filtered by the oil core passes through the base plate and falls into the oil storage cylinder below the base plate to be discharged subsequently.

Furthermore, grooves are formed in the base plate, the separating cylinder and the sealing cover and are matched with the corresponding oil cores.

In the above scheme, the setting of recess lies in the location, can be closely firm between chassis, oil content core, separate a section of thick bamboo and the closing cap tightly together to form radial fixed effect, removed the structure that needs operations such as fastener from, reduced installation cost and disassembled maintenance cost.

Furthermore, the separating assembly further comprises a partition, wherein the partition comprises a middle cylinder, and the middle cylinder is movably abutted against the oil core on the inner side.

Furthermore, the isolating piece further comprises connecting pipes, each isolating cylinder at least corresponds to one connecting pipe, and all the connecting pipes are fixedly connected with the middle cylinder.

Furthermore, the isolating piece further comprises check rings, each of the separating cylinders corresponds to one of the check rings, the check rings movably abut against the corresponding separating cylinders, and each of the check rings is fixedly connected with the corresponding connecting pipe.

In above-mentioned scheme, because the air current after the outside oil content core filters, can be through the grease of inboard oil content core drippage, and still gather partly grease in the oil storage section of thick bamboo, in sneaking into the air current for reducing the grease, adopt the separator for the special passageway of the air current isolated department after every oil content core filters, do not contact with the grease after the separation, the separation effect has been guaranteed, and is concrete, the retaining ring has sealed the inboard space of oil content core, the air current after the separation passes in the connecting pipe enters into well section of thick bamboo, pass inside the inboard oil content core from well section of thick bamboo again, discharge via the outlet duct at last, in this embodiment, every separating section of thick bamboo corresponds there are four connecting pipes.

Furthermore, the chassis is provided with a mounting groove matched with the retainer ring, and the chassis movably abuts against the corresponding retainer ring.

In the scheme, after the base plate is installed, the check ring is inserted into the installation groove in the base plate, then the oil core and the separating cylinder are sequentially installed, and finally the oil core and the separating cylinder are clamped and fixed through the sealing cover, so that the oil core and the separating cylinder are convenient to install, disassemble and maintain.

Drawings

In order to more clearly explain the technical solutions of the embodiments of the present application, the drawings that are required to be used in the embodiments will be briefly described below, it should be understood that the following drawings only illustrate some embodiments of the present application and therefore should not be considered as limiting the scope, and that for those skilled in the art, other related drawings can be obtained from these drawings without inventive effort.

FIG. 1 is a schematic structural diagram of an oil-gas separator for a lower-pressure air compressor provided by an embodiment of the application;

fig. 2 is a schematic structural diagram of a connection relationship between a partition and an oil core according to an embodiment of the present disclosure;

FIG. 3 is a schematic top view of a spacer according to an embodiment of the present disclosure;

fig. 4 is a schematic view of a partially enlarged structure at a in fig. 2 according to an embodiment of the present disclosure.

In the figure: 100-a housing assembly; 110-an outer barrel; 120-sealing cover; 130-a chassis; 140-an air inlet pipe; 150-an outlet pipe; 160-a non-return valve; 170-oil storage cylinder; 200-a separation assembly; 210-oil core; 220-separating cylinder; 230-a spacer; 231-a middle cylinder; 232-connecting pipe; 233-baffle ring.

Detailed Description

The technical solutions in the present application will be described below with reference to the drawings in the present application.

To make the objects, technical solutions and advantages of the embodiments of the present application clearer, the technical solutions of the embodiments of the present application will be clearly and completely described below with reference to the drawings in the embodiments of the present application, and it is obvious that the described embodiments are some embodiments of the present application, but not all embodiments. All other embodiments obtained by a person of ordinary skill in the art without any inventive work based on the embodiments in the present application are within the scope of protection of the present application.

Referring to fig. 1, an oil separator for a lower pressure air compressor includes a housing assembly 100 and a separator assembly 200.

Wherein, the separator assembly 200 sets up a plurality of oil cores 210 to make all oil cores 210 participate in oil-gas separation simultaneously, greatly increased the filter area, pressure loss when having reduced the filtration, and make full use of urceolus 110 inner space, this kind of mode of cup jointing also is convenient for install and disassemble the maintenance.

Referring to fig. 1-4, the housing assembly 100 includes an outer barrel 110, a sealing cover 120 and a chassis 130, the sealing cover 120 is detachably connected to the outer barrel 110, an air inlet is formed on a sidewall of the outer barrel 110, an air outlet is formed on the sealing cover 120, the chassis 130 is movably connected to an inner wall of the outer barrel 110, the separating assembly 200 includes at least two oil cores 210 and at least two separating barrels 220, one separating barrel 220 is disposed between every two oil cores 210, the oil cores 210 and the separating barrels 220 are radially and alternately disposed, the outer oil cores 210 are movably connected to the chassis 130, the separating barrels 220 are movably connected to the corresponding oil cores 210, and the inner oil cores 210 are movably abutted to the sealing cover 120. During installation, the base plate 130 is firstly placed on a step in the outer barrel 110, then the oil core 210 with the largest diameter is inserted into a groove on the base plate 130, then the corresponding separating barrel 220 is lapped on the upper end of the oil core 210, then the oil core 210 with the smallest number is lapped on the separating barrel 220, thus the oil core 210 and the separating barrel 220 are sequentially and alternately inserted to form a tower shape, finally the sealing cover 120 is screwed with the outer barrel 110, in the embodiment, a screw penetrating the sealing cover 120 is screwed with the outer barrel 110, so that the connection firmness is improved, the sealing cover 120 is simultaneously and tightly abutted against the oil core 210 which is most protruded at the innermost side, when in use, oil gas enters the outer barrel 110 from the air inlet, simultaneously penetrates through all the oil cores 210, finally is collected from the middle of the oil core 210 at the innermost side and then is discharged from the air outlet, so that the arrangement is convenient for arranging a plurality of the oil cores 210 and simultaneously making all the oil cores 210 participate in oil-gas separation, the filtering area is greatly increased, the pressure loss during filtering is reduced, the internal space of the outer cylinder 110 is fully utilized, and the sleeving mode is convenient to install, disassemble and maintain.

Referring to fig. 1-4, the housing assembly 100 further includes an air inlet pipe 140, the air inlet pipe 140 is fixedly connected to the outer cylinder 110, and the air inlet pipe 140 is communicated with the air inlet. The housing assembly 100 further includes an air outlet tube 150, the air outlet tube 150 is fixedly connected to the cover 120, and the air outlet tube 150 is communicated with the air outlet. The outlet pipe 150 is provided with a check valve 160. The air inlet pipe 140 is arranged on the outer wall of the outer barrel 110, the axis of the air inlet pipe 140 is tangent to the inner wall of the outer barrel 110, so that the air flow entering the outer barrel 110 can rotate along the inner wall of the outer barrel 110 to fill the whole outer barrel 110, the phenomenon that the air flow directly impacts the oil core 210 to cause energy loss and pressure drop is avoided, the filtered air of all the oil cores 210 is collected in the center of the oil core 210 at the inner side and then passes through the air outlet pipe 150 to be discharged, and the air outlet pipe 150 is provided with the check valve 160 to prevent the air flow from going backwards.

The housing assembly 100 further includes an oil storage cylinder 170, and the oil storage cylinder 170 is fixedly connected to the lower end of the outer cylinder 110. The chassis 130 and the partition barrel 220 are respectively provided with oil leakage holes matched with the oil cores 210, and oil filtered by the oil cores 210 leaks from the oil leakage holes, passes through the chassis 130, falls into the oil storage barrel 170 below and is then discharged.

Grooves are arranged on the bottom disc 130, the separating cylinder 220 and the sealing cover 120 and are matched with the corresponding oil cores 210. The arrangement of the groove is in positioning, so that the chassis 130, the oil core 210, the separating cylinder 220 and the sealing cover 120 can be tightly and firmly abutted together, a radial fixing effect is formed, structures needing to be operated, such as fasteners, are omitted, and the installation cost and the disassembly and maintenance cost are reduced.

Referring to fig. 1-4, the separating assembly 200 further includes a separating member 230, the separating member 230 includes a middle cylinder 231, and the middle cylinder 231 is movably pressed against the inner oil core 210. The spacer 230 further comprises connecting pipes 232, each of the spacers 220 has at least one corresponding connecting pipe 232, and all the connecting pipes 232 are fixedly connected with the middle cylinder 231. The separating member 230 further comprises retaining rings 233, each separating cylinder 220 corresponds to one retaining ring 233, the retaining rings 233 movably abut against the corresponding separating cylinder 220, and each retaining ring 233 is fixedly connected with the corresponding connecting pipe 232. Because the airflow filtered by the outer oil core 210 can pass through the grease dropped by the inner oil core 210, and a part of grease can be gathered in the oil storage cylinder 170, in order to reduce the possibility that the grease is mixed into the airflow, a special channel is arranged at the airflow isolation position filtered by each oil core 210 by using the isolation piece 230, and the oil storage cylinder is not contacted with the separated grease, so that the separation effect is ensured, specifically, the check ring 233 seals the space inside the oil core 210, the separated airflow passes through the connecting pipe 232 to enter the middle cylinder 231, then passes through the inside of the oil core 210 from the middle cylinder 231, and finally is discharged through the air outlet pipe 150, in the embodiment, each partition cylinder 220 corresponds to four connecting pipes 232.

The base plate 130 is provided with a mounting groove matched with the retainer ring 233, and the base plate 130 movably abuts against the corresponding retainer ring 233. After the base plate 130 is installed, the retainer ring 233 is inserted into the installation groove on the base plate 130, then the oil core 210 and the partition barrel 220 are sequentially installed, and finally the seal cover 120 clamps and fixes the oil core, so that the oil core is convenient to install, disassemble and maintain.

The working principle of the oil-gas separator for the lower-pressure air compressor is as follows: during installation, the base plate 130 is firstly placed on a step in the outer barrel 110, the partition 230 is inserted into a mounting groove on the base plate 130, then the oil core 210 with the largest diameter is inserted into a groove on the base plate 130, then the corresponding partition barrel 220 is lapped on the upper end of the oil core 210, then the oil core 210 with the smallest diameter is lapped on the previous partition barrel 220, thus the oil core 210 and the partition barrel 220 are sequentially and alternately inserted to form a tower shape, finally the sealing cover 120 is screwed with the outer barrel 110, in the embodiment, a screw penetrating the sealing cover 120 is screwed with the outer barrel 110, so that the connection firmness is improved, the sealing cover 120 simultaneously abuts against the oil core 210 which is most protruded at the innermost side, when in use, oil gas enters the outer barrel 110 from the air inlet and simultaneously penetrates all the oil cores 210, finally is collected from the middle of the oil core 210 at the innermost side and then is discharged from the air outlet, so that a plurality of oil cores 210 can be conveniently arranged, and all oil cores 210 participate in oil-gas separation at the same time, thereby greatly increasing the filtering area, reducing the pressure loss during filtering, fully utilizing the inner space of the outer barrel 110 and facilitating the installation, disassembly and maintenance in the sleeving manner.

It should be noted that the specific model specifications of the check valve 160 and the oil core 210 need to be determined by model selection according to the actual specification of the device, and the specific model selection calculation method adopts the prior art, so detailed description is omitted.

The above embodiments are merely examples of the present application and are not intended to limit the scope of the present application, and various modifications and changes may be made by those skilled in the art. Any modification, equivalent replacement, improvement and the like made within the spirit and principle of the present application shall be included in the protection scope of the present application. It should be noted that: like reference numbers and letters refer to like items in the following figures, and thus, once an item is defined in one figure, it need not be further defined and explained in subsequent figures.

The above description is only for the specific embodiments of the present application, but the scope of the present application is not limited thereto, and any person skilled in the art can easily conceive of the changes or substitutions within the technical scope of the present application, and shall be covered by the scope of the present application. Therefore, the protection scope of the present application shall be subject to the protection scope of the claims.

Claims (10)

1. An oil-gas separator for a lower pressure air compressor is characterized by comprising

The shell assembly (100), the shell assembly (100) comprises an outer cylinder (110), a sealing cover (120) and a chassis (130), the sealing cover (120) is detachably connected with the outer cylinder (110), an air inlet is formed in the side wall of the outer cylinder (110), an air outlet is formed in the sealing cover (120), and the chassis (130) is movably connected with the inner wall of the outer cylinder (110);

the separation assembly (200), the separation assembly (200) is including oil core (210) and separating barrel (220), oil core (210) with separate barrel (220) and all be provided with two at least, every two all be provided with one between oil core (210) separate barrel (220), oil core (210) with separate barrel (220) radial alternate setting, outside oil core (210) with chassis (130) swing joint, separate barrel (220) with correspond oil core (210) swing joint, inboard oil core (210) activity support tightly in closing cap (120).

2. An oil separator for a low pressure air compressor as claimed in claim 1, wherein the housing assembly (100) further comprises an air inlet pipe (140), the air inlet pipe (140) is fixedly connected with the outer cylinder (110), and the air inlet pipe (140) is communicated with the air inlet.

3. An oil-gas separator for a low-pressure air compressor according to claim 2, wherein the housing assembly (100) further comprises a gas outlet pipe (150), the gas outlet pipe (150) is fixedly connected with the cover (120), and the gas outlet pipe (150) is communicated with a gas outlet.

4. An oil and gas separator for a lower pressure air compressor as claimed in claim 3 wherein the outlet duct (150) is provided with a non-return valve (160).

5. An oil and gas separator for a low pressure air compressor as claimed in claim 4, wherein the housing assembly (100) further comprises an oil storage cylinder (170), and the oil storage cylinder (170) is fixedly connected with the lower end of the outer cylinder (110).

6. An oil separator for a lower pressure air compressor as in claim 5, characterized by grooves provided on the base pan (130), the partition drum (220) and the cover (120) to fit the corresponding oil core (210).

7. An oil separator for a lower pressure air compressor as in claim 6, characterized in that the separator assembly (200) further comprises a separator (230), the separator (230) comprising a middle cylinder (231), the middle cylinder (231) being movably abutted against the inner oil core (210).

8. An oil separator for a lower pressure air compressor as claimed in claim 7, wherein the separator (230) further comprises connecting pipes (232), each of the separating cylinders (220) has at least one corresponding connecting pipe (232), and all the connecting pipes (232) are fixedly connected with the middle cylinder (231).

9. An oil-gas separator for a low-pressure air compressor according to claim 8, wherein the isolating piece (230) further comprises a retaining ring (233), each of the separating cylinders (220) corresponds to one of the retaining rings (233), the retaining ring (233) movably abuts against the corresponding separating cylinder (220), and each of the retaining rings (233) is fixedly connected with the corresponding connecting pipe (232).

10. An oil-gas separator for a low-pressure air compressor according to claim 9, wherein the base plate (130) is provided with an installation groove matched with the retainer ring (233), and the base plate (130) is movably abutted against the corresponding retainer ring (233).

Images