CN112648189A

CN112648189A - Air compressor oil-gas separation system and method

Info

Publication number: CN112648189A
Application number: CN202011571121.3A
Authority: CN
Inventors: 孙吉毅; 卢素珠; 谢安迪
Original assignee: Shishi Luiga Machinery Technology Co ltd
Current assignee: Shishi Luiga Machinery Technology Co ltd
Priority date: 2019-04-29
Filing date: 2019-04-29
Publication date: 2021-04-13
Also published as: CN110017280B; CN110017280A

Abstract

The invention discloses an air compressor oil-gas separation system and method, and the structure comprises: the invention has the beneficial effects that the pressure control valve, the oil liquid controller, the fog collecting mechanism, the device shell and the oil return pipe are arranged on the device shell, and the invention has the following beneficial effects: through developing collection fog mechanism, realize catching, collection, filter, deposit four kinds of mechanisms to fluid by the oil director among the collection fog mechanism, its unique flabellum structure of olecranon flabellum in the oil director not only can produce high strength suction will distribute the oil mist attraction in the compressor to olecranon flabellum surface, the fluid that can also the drainage was gathered drops downwards smoothly, assemble most oil mist through the oil director, precipitator secondary filter, the filter core absorbs the back for the third time, can guarantee that the exhaust in the compressor contains oily index and fall to minimumly, reach the safety index, avoid the compressor to use the filter core only to the collection dynamics of oil mist low and because change untimely cause the problem emergence of jam so as to take place serious accident after long-term use.

Description

Air compressor oil-gas separation system and method

The application is a divisional application of an oil-gas separation device for an air compressor, wherein the application date is 2019, 4, 29 and the application number is CN 201910352674.0.

Technical Field

The invention relates to the field of air conditioner air compressor equipment, in particular to an air compressor oil-gas separation system and method.

Background

The oil-gas separation device in the air compressor, generally referred to as an oil-gas separation core, is one of the important components of the compressor, the air compressor oil-gas separation system and the air compressor oil-gas separation method have the advantages that the oil consumption of the air compressor is reduced, the effect of oil-gas separation is not ideal due to the fact that the oil-gas separation core is simply adopted, sticky precipitates can be generated to block the oil-gas separation core if the oil-gas separation core is not replaced in time after long-term use, the situation that the oil content of air is too large or the pressure difference is too large is caused, the oil-gas separation core is used for preventing the situation that an air filter cannot filter sucked fine dust in the using process and the blocking effect on a fine separation layer of the oil-gas separation core is better, once the situation that the oil content of exhaust is too large or the pressure difference is too large is serious, even combustion and explosion accidents of the oil-gas separation device can occur, and based on the above premises, the air compressor oil-.

Disclosure of Invention

Aiming at the defects of the prior art, the invention is realized by the following technical scheme: an air compressor oil-gas separation system and method structurally comprise: the pressure control valve is connected with the oil liquid controller, the oil liquid controller is connected with the mist collecting mechanism, the outer layer of the mist collecting mechanism is sleeved with the device shell, the bottom of the device shell is connected with the oil return pipe, the pressure control valve is composed of a valve cover and a control box, the valve cover is arranged at the top of the control box and used for keeping the oil liquid pressure of the compressor constant, when the pressure of the compressor is larger than or equal to the set pressure, the pressure control valve can open overflow to play an overload protection role on the compressor, the oil liquid controller is composed of an oil receiving pipe and a one-way valve, the oil receiving pipe and the one-way valve are of an integrated structure, and the oil liquid controller is used for controlling the temperature of lubricating oil of the compressor and avoiding mechanical abrasion acceleration caused by the strength reduction of a lubricating oil film.

As a further technical supplement, the mist collecting mechanism comprises an oil inlet pipe, a driver, an oil suction pipe, an oil guider, a collecting pipe, an oil storage cavity, a filter element and an oil conveying pipe, wherein the oil inlet pipe and the oil suction pipe are respectively arranged at two sides of the oil guider and are communicated with the oil guider, the driver is connected with the oil guider, the collecting pipe is arranged at the bottom of the oil guider and is connected with the oil storage cavity, the filter element is arranged in the middle of the position where the oil storage cavity is connected with the oil conveying pipe, the driver provides power for the mist collecting mechanism, the oil inlet pipe is used for an oil inlet pipeline of a compressor to provide a lubricating oil input channel for the system, the oil suction pipe is used for absorbing oil mist particle components in the environment of the inner cavity of the compressor, the collecting pipe is mainly used for conveying oil liquid formed by gathering oil mist into the oil.

As a further technical supplement of the invention, the oil guider consists of a threaded port, an oil guide groove, a conical fan, a filter screen and a precipitator, wherein the threaded port is arranged at the top of the filter screen, the oil guide groove is arranged at the back of the filter screen, the conical fan is arranged in the inner cavity of the filter screen, the precipitator is connected at the bottom of the filter screen, spiral patterns on the threaded port are matched with threads on the outer wall of the pipeline of the one-way valve, the surface of the oil guide groove has a slight inclination angle so that oil mist can enter the precipitator in the process of sliding downwards, and fine holes of the filter screen can facilitate the attachment of the oil mist on the filter screen, so that particulate matters and impurities in the oil mist can be filtered, the oil mist collection performance of.

As a further technical supplement of the invention, the conical fan consists of olecranon fan blades, a switching seat, a bundling tube and a shaft core, the olecranon fan blade is embedded and connected with a bundling tube, the inner tube of the bundling tube is provided with a shaft core and is connected with an adapter at the bottom, a connecting part between the adapter and the bundling tube is of a hollow structure, oil drops can conveniently fall on the precipitator, the tail end of the olecranon fan blade is of an olecranon-shaped structure, the olecranon fan blade is of a hollow structure as a whole, the surface of the olecranon fan blade is provided with fine holes communicated with an inner cavity, the three layers are arranged from top to bottom, the distance between the tail end of the olecranon fan blade, which is located below the layer number, and the shaft core is larger, the tail end of the olecranon fan blade, which is located below the layer number, is closer to the inner wall of the beam collecting pipe from bottom to top, and the staggered positions among the three layers are used for avoiding that oil drips on the olecranon fan blades at the middle layer and the lowest layer in the falling process when the olecranon fan blade at the uppermost layer outputs oil in the inner cavity, and the structural design can not cause the oil drips on the olecranon fan blade to form grease.

As a further technical supplement, the precipitator is composed of a protective cover and a ball shaft, the protective cover is arranged on two sides of the ball shaft, the protective cover is of a semi-open arc structure and can effectively prevent the ball shaft from directly contacting dust in the air and protect the ball shaft from being influenced and damaged by the outside, the surface of the ball shaft is made of a frosted oil absorption material, when oil is filled on the surface of the ball shaft, viscous ointment substances in the oil can be directly absorbed, the oil passing through the ball shaft is filtered for the third time, and the impurity content of the oil is reduced to the lowest index.

Advantageous effects

The invention is applied to the technical aspect of oil-gas separation of an air-conditioning compressor, and mainly aims to solve the problems that the oil content of the exhausted gas of the compressor can cause combustion and explosion accidents of an oil-gas separation device;

the invention collects the oil mist generated by the lubricating oil in the compressor by developing the mist collecting mechanism, the oil guider in the mist collecting mechanism realizes four mechanisms of catching, collecting, filtering and precipitating the oil, the unique fan blade structure of the olecranon fan blade in the oil guider not only can generate high-strength suction to suck the oil mist diffused in the compressor to the surface of the olecranon fan blade, but also can guide the collected oil to smoothly drop downwards, after a large amount of oil mist is condensed into oil liquid, the oil mist is conveyed to a precipitator through an inner cavity of an olecranon fan blade for high-efficiency filtration, most of the oil mist is gathered through an oil guider, the precipitator is subjected to secondary filtration, and a filter element is subjected to tertiary absorption, the oil-containing index of exhaust in the compressor can be guaranteed to be reduced to the minimum, the safety index is reached, and the problem that serious accidents happen due to the fact that the filter element used by the compressor is too low in oil mist collection force and cannot be replaced timely after the filter element is used for a long time is avoided.

Drawings

Other features, objects and advantages of the invention will become more apparent upon reading of the detailed description of non-limiting embodiments with reference to the following drawings:

fig. 1 is a schematic diagram of an external structure of an air compressor oil-gas separation system and method according to the present invention.

Fig. 2 is a schematic sectional structure diagram of an air compressor oil-gas separation system and method of the present invention.

Fig. 3 is a schematic structural diagram of an oil guider of the air compressor oil-gas separation system and method.

Fig. 4 is a sectional structure view of a conical fan of an oil guider of the air compressor oil-gas separation system and method.

Fig. 5 is an operation schematic diagram of a mist collecting mechanism of the air compressor oil-gas separation system and method.

In the figure: the device comprises a pressure control valve-1, a valve cover-10, a control box-11, an oil liquid controller-2, an oil receiving pipe-20, a one-way valve-21, a mist collecting mechanism-3, an oil inlet pipe-30, a driver-31, an oil suction pipe-32, an oil guider-33, a threaded port-330, an oil guide groove-331, a conical fan-332, olecranon fan blades-3320, a switching seat-3321, a bundling pipe-3322, a shaft core-3323, a filter screen-333, a precipitator-334, a protective cover-3340, a ball shaft-3341, a collecting pipe-34, an oil storage cavity-35, a filter core-36, an oil delivery pipe-37, a device shell-4 and an oil return pipe-5.

Detailed Description

In order to make the technical means, the original characteristics, the achieved purposes and the effects of the invention easy to understand, the following description and the accompanying drawings further illustrate the preferred embodiments of the invention.

Examples

Referring to fig. 1, the present invention provides an air compressor oil-gas separation system and method, which structurally includes: pressure control valve 1, oil liquid controller 2, collection fog mechanism 3, device casing 4, return oil pipe 5, pressure control valve 1 is connected oil liquid controller 2, and oil liquid controller 2 links to each other with

collection fog mechanism

3, and 3 outer covers of collection fog mechanism establish device casing 4, and return oil pipe 5 is connected to device casing 4 bottom, and when the device started to carry out oil-gas separation, oil mist in the compressor was caught in the operation of collection fog mechanism 3 and was collected, and pressure control valve 1 then is in monitoring state with oil liquid controller 2 at any time, keeps incessant monitoring to collection fog mechanism 3, avoids the fluid index of device to transship and the pressure is too big.

Referring to fig. 2 and 5, the present invention provides an air compressor oil-gas separation system and method, which includes: the pressure control valve 1 comprises a valve cover 10 and a control box 11, the valve cover 10 is arranged at the top of the control box 11, the oil liquid controller 2 comprises an oil receiving pipe 20 and a one-way valve 21, the oil receiving pipe 20 and the one-way valve 21 are integrated, the mist collecting mechanism 3 comprises an oil inlet pipe 30, a driver 31, an oil suction pipe 32, an oil guider 33, a collecting pipe 34, an oil storage cavity 35, a filter element 36 and an oil delivery pipe 37, the oil inlet pipe 30 and the oil suction pipe 32 are respectively arranged at two sides of the oil guider 33 and communicated with the oil guider 33, the driver 31 is connected with the oil guider 33, the collecting pipe 34 is arranged at the bottom of the oil guider 33 and connected with the oil storage cavity 35, the filter element 36 is arranged in the middle of the position where the oil storage cavity 35 is connected with the oil delivery pipe 37, after the wind driver 31 of the mist collecting mechanism 3 drives the oil guider 33 to generate a large flow, the oil inlet pipe 30 and the inner part of the oil suction pipe 32 can form a suction force to suck external oil mist into the oil And enters the oil return pipe 5 to be sprayed again.

Referring to fig. 3, the present invention provides an air compressor oil-gas separation system and method, which includes: the oil guider 33 is composed of a threaded port 330, an oil guide groove 331, a conical fan 332, a filter screen 333 and a precipitator 334, the threaded port 330 is arranged at the top of the filter screen 333, the oil guide groove 331 is arranged at the back of the filter screen 333, the conical fan 332 is arranged in the inner cavity of the filter screen 333, the bottom of the filter screen 333 is connected with the precipitator 334, and suction force generated by wind power after the conical fan 332 operates penetrates through the filter screen 333 to wind the external oil mist to the position of the conical fan 332, so that large-particle oil is formed and then enters the precipitator 334 to carry out.

Referring to fig. 4, the present invention provides an air compressor oil-gas separation system and method, which includes: the conical fan 332 is composed of olecranon fan blades 3320, a switching seat 3321, a bundling tube 3322 and a shaft core 3323, the olecranon fan blades 3320 are connected with the bundling tube 3322 in an embedded mode, the inner tube of the bundling tube 3322 is provided with the shaft core 3323 and is connected with the switching seat 3321 at the bottom, the precipitator 334 is composed of a protective cover 3340 and a ball shaft 3341, the protective cover 3340 is arranged on two sides of the ball shaft 3341 in a divided mode, the switching seat 3321 rotates to drive the shaft core 3323 and the bundling tube 3322 to rotate along with the shaft core 3323 and the bundling tube 3322 to generate wind power and convert the wind power into downward suction, the wind power acts on the suction to collect oil and accelerate the oil to.

During the oil injection process of the compressor, part of the lubricating oil is decomposed into oil mist to be diffused in the inner cavity of the compressor due to the impulsive force, as shown in fig. 5, a part of the oil mist enters the oil guider 33 through the oil connecting pipe 20, after the control box 11 of the pressure control valve 1 starts the driver 31 of the mist collecting mechanism 3 to drive the oil guider 33 to generate wind power, the oil inlet pipe 30 and the oil suction pipe 32 form a suction force to suck the external oil mist into the oil guider 33, after the conical fan 332 of the oil guider 33 operates, the suction force generated by wind force penetrates through the filter screen 333 to wind the external oil mist to the position of the conical fan 332, so as to form large-particle oil liquid which enters the precipitator 334, when the oil is full of the surface of the ball shaft 3341, viscous ointment substances in the oil can be directly adsorbed, the oil passing through the ball shaft 3341 is filtered for the third time, so that the impurity content of the oil is reduced to the minimum index, and the oil after being filtered and compressed enters the oil return pipe 5 to be sprayed with oil again.

While there have been shown and described what are at present considered the fundamental principles of the invention, the essential features and advantages thereof, it will be understood by those skilled in the art that the present invention is not limited by the embodiments described above, which are merely illustrative of the principles of the invention, but rather, is capable of numerous changes and modifications in various forms without departing from the spirit or essential characteristics thereof, and it is intended that the invention be limited not by the foregoing descriptions, but rather by the appended claims and their equivalents.

Furthermore, it should be understood that although the present description refers to embodiments, not every embodiment may contain only a single embodiment, and such description is for clarity only, and those skilled in the art should integrate the description, and the embodiments may be combined as appropriate to form other embodiments understood by those skilled in the art.

Claims

1. An oil-gas separation device for an air compressor structurally comprises: pressure control valve (1), oil liquid controller (2), collection fog mechanism (3), device casing (4), return oil pipe (5), its characterized in that:

the pressure control valve (1) is connected with an oil liquid controller (2), the oil liquid controller (2) is connected with a mist collecting mechanism (3), a device shell (4) is sleeved on the outer layer of the mist collecting mechanism (3), and the bottom of the device shell (4) is connected with an oil return pipe (5);

the pressure control valve (1) is composed of a valve cover (10) and a control box (11), and the valve cover (10) is arranged at the top of the control box (11).

2. The oil-gas separation device for the air compressor as claimed in claim 1, wherein: the oil liquid controller (2) is composed of an oil receiving pipe (20) and a one-way valve (21), and the oil receiving pipe (20) and the one-way valve (21) are of an integrated structure.

3. The oil-gas separation device for the air compressor as claimed in claim 1, wherein: the fog collecting mechanism (3) is composed of an oil inlet pipe (30), a driver (31), an oil suction pipe (32), an oil guider (33), a collecting pipe (34), an oil storage cavity (35), a filter element (36) and an oil conveying pipe (37), wherein the oil inlet pipe (30) and the oil suction pipe (32) are respectively arranged on two sides of the oil guider (33) and communicated with the oil guider, the driver (31) is connected with the oil guider (33), the collecting pipe (34) is arranged at the bottom of the oil guider (33) and connected with the oil storage cavity (35), and the filter element (36) is arranged in the middle of the position where the oil storage cavity (35) is connected with the oil conveying pipe (.

4. The oil-gas separation device for the air compressor as claimed in claim 3, wherein: the oil guider (33) is composed of a threaded port (330), an oil guide groove (331), a conical fan (332), a filter screen (333) and a precipitator (334), the threaded port (330) is arranged at the top of the filter screen (333), the oil guide groove (331) is arranged at the back of the filter screen (333), and the conical fan (332) and the precipitator (334) are connected to the bottom of the inner cavity of the filter screen (333).

5. The oil-gas separation device for the air compressor as claimed in claim 4, wherein: the conical fan (332) is composed of olecranon fan blades (3320), an adapter (3321), a bundling tube (3322) and a shaft core (3323), the olecranon fan blades (3320) are connected with the bundling tube (3322) in an embedded mode, and the inner tube of the bundling tube (3322) is provided with the shaft core (3323) and is connected with the adapter (3321) at the bottom.

6. The oil-gas separation device for the air compressor as claimed in claim 4, wherein: the precipitator (334) is composed of a protective cover (3340) and a ball shaft (3341), wherein the protective cover (3340) is respectively arranged on two sides of the ball shaft (3341).

7. The air compressor oil-gas separation system and method according to any one of claims 1-6, wherein:

during the oil injection process of the compressor, a part of lubricating oil is decomposed into oil mist to be emitted in the inner cavity of the compressor due to the impact force, as shown in fig. 5, a part of oil mist enters the oil guider (33) through the oil connecting pipe (20), the control box (11) of the pressure control valve (1) starts the driver (31) of the mist collecting mechanism (3) to drive the oil guider (33) to generate wind power, suction force is formed inside the pipeline of the oil inlet pipe (30) and the oil suction pipe (32) to suck the external oil mist into the oil guider (33), the suction force generated by the wind power after the conical fan (332) of the oil guider (33) operates penetrates through the filter screen (333) to roll the external oil mist to the position of the conical fan (332), large-particle oil liquid is formed and then enters the precipitator (334), the ointment viscous substances in the oil liquid can be directly adsorbed when the oil liquid is filled on the surface of the ball shaft (3341), and the impurity content of the oil liquid after passing through the ball shaft (3341) is filtered for the third time to be reduced to the lowest, the oil liquid after being filtered and compressed enters an oil return pipe (5) for oil injection again.