CN212838341U

CN212838341U - Oil-gas separator for oil-injection screw compressor

Info

Publication number: CN212838341U
Application number: CN202021516524.3U
Authority: CN
Inventors: 徐涛; 黄志方; 王毅鑫
Original assignee: Zhejiang Jiushu Machinery Co ltd
Current assignee: Zhejiang Jiushu Machinery Co ltd
Priority date: 2020-07-28
Filing date: 2020-07-28
Publication date: 2021-03-30
Anticipated expiration: 2030-07-28

Abstract

The utility model discloses an oil and gas separator for oil spout screw compressor, including the oil and gas separator main part, the utility model relates to an oil and gas separator for oil spout screw compressor, oil gas passes through the venthole, make oil gas at the inside homogeneous mixing of oil and gas separator main part, make oil drip more fully by the filter core filtration, through being provided with the toper filter core, the area of filter core has been increased, the filter effect is improved, oil drip can assemble the bottom at the toper filter core, drip to the bottom of oil and gas separator main part, oil gas is filtered when keeping off the ring filter core, the rubber pad of ring channel and the laminating department gap of ring channel and ring channel is avoided being polluted, the life of rubber pad has been prolonged, the rubber pad is located the outside of ring channel, the contact of rubber pad and oil gas has been avoided, make the rubber pad keep good leakproofness, the laminating department of having avoided oil gas to see through filter core roof and oil, Causing pollution.

Description

Oil-gas separator for oil-injection screw compressor

Technical Field

The utility model relates to an oil and gas separator, in particular to oil and gas separator for oil spout screw compressor.

Background

Under the premise that a compressed gas medium and lubricating oil do not react and the lubricating oil can be well separated from the medium, engineers develop oil screw compressors which are also called oil injection screws or oil injection screws, the oil injection screw compressors are not provided with synchronous gears, a compression cavity is communicated with a lubricating oil system, and a slide valve is usually arranged.

Among the prior art, oil and gas separator only depends on a columniform filter core to absorb the oil drop in the oil gas, and oil-gas mixture gets into equipment from one side of oil and gas separator, make oil gas distribute unevenly in the separator, cause the filtration degree of filter core department different, lead to filtering not thorough, current when the installation filter core, for preventing that oil-gas mixture from spilling through the gap between filter core and the apron, all can lay the rubber pad between the two, the time is long, because oil gas can contact the rubber pad, common rubber pad is rotten, it is very troublesome to clear up.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide an oil and gas separator for oil spout screw compressor to propose among the above-mentioned background art that oil gas distributes unevenly in the separator, cause the filtration degree of locating at the filter core different, lead to filtering thoroughly, current for preventing that the oil gas mixture from spilling through the gap between filter core and the apron, all can lay the rubber pad between the two, time is long, because oil gas can contact the rubber pad, common rubber pad is rotten, the very trouble problem of clearance gets up.

In order to achieve the above object, the utility model provides a following technical scheme: the utility model provides an oil and gas separator for oil spout screw compressor, includes the oil and gas separator main part, the cylinder filter core has been placed to the inside of oil and gas separator main part, the bottom fixedly connected with toper filter core of cylinder filter core, the outside fixedly connected with at cylinder filter core top keeps off the ring filter core, the top fixedly connected with filter core roof of cylinder filter core, the filter core roof is close to one side fixedly connected with annular baffle who keeps off the ring filter core, the ring channel has been seted up on the top of oil and gas separator main part, annular baffle inlays the inside of establishing at the ring channel, the apron has been placed on the top of filter core roof, the top of apron is inlayed and is equipped with a plurality of rivets, the intake pipe is installed to one side of oil and gas separator main part bottom, two L venturi tubes are installed to.

As an optimized technical scheme of the utility model, an oil outlet pipe is installed to one side of oil and gas separator main part bottom.

As an optimized technical scheme of the utility model, the outlet duct is installed on the top of apron, and the one end of outlet duct and the inside of oil and gas separator main part are linked together.

As a preferred technical scheme of the utility model, a plurality of notches, it is a plurality of have been seted up on the top of oil and gas separator main part the inner wall of notch all is provided with the internal thread, and is a plurality of the outside of rivet all is provided with the external screw thread, and is a plurality of the equal and corresponding notch threaded connection of rivet.

As an optimal technical scheme of the utility model, the rubber pad has been laid in the outside of ring baffle, and the inner wall of rubber pad and ring channel is laminated mutually.

As a preferred technical scheme of the utility model, two the L venturi tube all is located the toper filter core under, and has the interval between two L venturi tubes, the bottom of toper filter core is located between two L venturi tubes directly over the interval mid point.

As an optimized technical scheme of the utility model, keep off the outside of ring filter core and laid the rubber pad, and the inner wall of rubber pad and oil and gas separator main part is laminated mutually.

Compared with the prior art, the beneficial effects of the utility model are that:

1. the utility model discloses the toper filter core has been set up, L venturi tube and venthole, after oil gas mixture got into the L venturi tube through the intake pipe, discharge from the venthole of L venturi tube both sides, oil gas passes through the venthole, the inside of multi-direction emission oil and gas separator main part, oil gas is at the inside evenly distributed of separator, make oil drip more fully by the filter core filtration, through being provided with the toper filter core, the area of filter core has been increased, the filter effect has been improved, and can assemble the bottom at the toper filter core at the filterable oil drip of cylinder filter core and toper filter core, drip the bottom of oil and gas separator main part, because separately the establishment of venthole, avoided the toper filter core bottom oil to drip on the venthole.

2. The utility model discloses set up and kept off the ring filter core, because the inner wall of keeping off ring filter core and oil and gas separator main part is laminated mutually for oil gas is filtered when keeping off the ring filter core, has avoided the oil gas circulation to the laminating department of oil and gas separator main part and filter core roof, and the rubber pad of having avoided ring channel and ring baffle laminating department gap is polluted, has prolonged the life of rubber pad.

3. The utility model discloses set up ring baffle and ring channel, during the installation filter core, inlay ring baffle and establish inside the ring channel, the rubber pad in the ring baffle outside and the inner wall of ring channel laminate mutually, because the block of ring baffle and ring channel, and the rubber pad is located ring baffle's the outside, avoided the contact of rubber pad and oil gas for the rubber pad keeps good leakproofness, has avoided oil gas to permeate through the laminating department circulation of filter core roof and oil and gas separator main part to the air, has caused the pollution.

Drawings

Fig. 1 is a schematic structural view of the present invention;

fig. 2 is a schematic front sectional view of the present invention;

FIG. 3 is a schematic structural view of the filter element of the present invention;

fig. 4 is a schematic diagram of the position structure of the filter element and the L-shaped tube in the present invention.

In the figure: 1. an oil-gas separator body; 2. a cylindrical filter element; 3. a conical filter element; 4. a baffle ring filter element; 5. a filter element top plate; 6. an annular baffle; 7. an annular groove; 8. a cover plate; 9. riveting; 10. an air inlet pipe; 11. an L-shaped tube; 12. an air outlet; 13. an oil outlet pipe; 14. an air outlet pipe; 15. a notch.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

Referring to fig. 1-3, the utility model provides a technical scheme of oil and gas separator for oil injection screw compressor:

according to fig. 1, including oil and gas separator main part 1, cylindrical filter core 2 has been placed to the inside of oil and gas separator main part 1, cylindrical filter core 2's bottom fixedly connected with toper filter core 3, the outside fixedly connected with at 2 tops of cylindrical filter core keeps off ring filter core 4, cylindrical filter core 2's top fixedly connected with filter core roof 5, one side fixedly connected with ring baffle 6 that filter core roof 5 is close to fender ring filter core 4, ring channel 7 has been seted up on oil and gas separator main part 1's top, ring baffle 6 inlays the inside of establishing at ring channel 7, apron 8 has been placed on filter core roof 5's top, the top of apron 8 is inlayed and is equipped with a plurality of rivets 9, intake pipe 10 is installed to one side of oil and gas separator main part 1 bottom, two L venturi tubes 11 are installed to the one end of intake pipe.

According to fig. 2, an oil outlet pipe 13 is installed at one side of the bottom of the oil separator body 1 so that the collected oil flows to the inside of the oil-injected screw compressor.

According to fig. 2, an outlet duct 14 is installed at the top end of the cover plate 8, and one end of the outlet duct 14 communicates with the inside of the oil separator body 1, so that gas is discharged into the air.

According to fig. 2, a plurality of notches 15 are formed in the top end of the oil-gas separator body 1, inner walls of the notches 15 are provided with internal threads, external threads are arranged on the outer sides of the rivets 9, the rivets 9 are connected with the corresponding notches 15 in a threaded mode, and the cover plate 8 is convenient to install and detach.

According to the scheme shown in the figure 2, a rubber pad is laid on the outer side of the annular baffle 6 and is attached to the inner wall of the annular groove 7, and the rubber pad prevents oil gas from flowing to air and causing pollution through the attachment part of the filter element top plate 5 and the oil-gas separator main body 1.

According to fig. 4, two L-shaped pipes 11 are located under the conical filter element 3, a space exists between the two L-shaped pipes 11, the bottom end of the conical filter element 3 is located above the middle point of the space between the two L-shaped pipes 11, oil drops filtered by the cylindrical filter element 2 and the conical filter element 3 can be gathered at the bottom of the conical filter element 3 and drop to the bottom of the oil-gas separator main body 1, and due to the fact that the air outlets 12 are separately arranged, oil drops at the bottom of the conical filter element 3 are prevented from dropping to the air outlets 12.

According to the scheme shown in the figure 3, the rubber pad is laid on the outer side of the baffle ring filter element 4 and is attached to the inner wall of the oil-gas separator main body 1, oil gas is filtered when passing through the baffle ring filter element 4, and the oil gas is prevented from flowing to the attachment position of the top end of the oil-gas separator main body 1 and the top end of the cylindrical filter element 2.

When the oil-gas separator is used, the utility model relates to an oil-gas separator for oil-injection screw compressor, aim at ring baffle 6 at ring channel 7, inlay ring baffle 6 and establish to the inside of ring channel 7, the rubber pad of the ring baffle 6 outside is laminated with the inner wall of ring channel 7 mutually, because the block of ring baffle 6 and ring channel 7, and the rubber pad is located the outside of ring baffle 6, the contact of rubber pad and oil gas has been avoided, cover plate 8 covers the top of filter core roof 5, rivet 9 is screwed into notch 15 respectively, make cover plate 8, filter core roof 5 and oil-gas separator main part 1 fixed mutually, after the oil-gas mixture enters L-shaped pipe 11 through intake pipe 10, discharge from the venthole 12 of L-shaped pipe 11 both sides, the oil gas passes through venthole 12, reached the inside of multidirectional discharge to oil-gas separator main part 1, make the oil-gas mix in the inside of oil-, make the oil in the oil gas more abundant filter core that passes through filtered, through being provided with toper filter core 3, the area of filter core has been increased, the filter effect has been improved, and the filterable oil of cylindrical filter core 2 and toper filter core 3 can assemble the bottom at toper filter core 3, the bottom of oil and gas separator main part 1 drips, because the separately establishment of venthole 12, avoided 3 bottom oil drips of toper filter core to drip on venthole 12, oil gas is filtered when keeping off ring filter core 4, avoided oil gas circulation to the laminating department of oil and gas separator main part 1 and filter core roof 5, the rubber pad in annular baffle 6 and the laminating department gap of ring channel 7 has been avoided is polluted, gas after the filtration is arranged the air from outlet duct 14, the oil of collection flows to oil injection screw compressor inside through oil outlet pipe 13.

In the description of the present invention, it should be understood that the indicated orientation or positional relationship is based on the orientation or positional relationship shown in the drawings, and is only for convenience of description and simplification of description, and does not indicate or imply that the indicated device or element must have a particular orientation, be constructed and operated in a particular orientation, and thus should not be construed as limiting the present invention.

In the present invention, unless otherwise explicitly specified or limited, for example, it may be fixedly connected, detachably connected, or integrated; can be mechanically or electrically connected; they may be directly connected or indirectly connected through an intermediate medium, and may be connected through the inside of two elements or in an interaction relationship between two elements, unless otherwise specifically defined, and the specific meaning of the above terms in the present invention will be understood by those skilled in the art according to specific situations.

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

Claims

1. The oil-gas separator for the oil-injection screw compressor comprises an oil-gas separator main body (1), and is characterized in that: the oil-gas separator is characterized in that a cylindrical filter element (2) is placed inside the oil-gas separator main body (1), a conical filter element (3) is fixedly connected to the bottom end of the cylindrical filter element (2), a baffle ring filter element (4) is fixedly connected to the outer side of the top of the cylindrical filter element (2), a filter element top plate (5) is fixedly connected to the top end of the cylindrical filter element (2), an annular baffle plate (6) is fixedly connected to one side, close to the baffle ring filter element (4), of the filter element top plate (5), an annular groove (7) is formed in the top end of the oil-gas separator main body (1), the annular baffle plate (6) is embedded inside the annular groove (7), a cover plate (8) is placed on the top end of the filter element top plate (5), a plurality of rivets (9) are embedded in the top end of the cover plate (8), an air inlet pipe (10) is installed, a plurality of air outlet holes (12) are formed in the outer sides of the two L-shaped pipes (11).

2. An oil and gas separator for an oil-injected screw compressor as claimed in claim 1, wherein: an oil outlet pipe (13) is arranged on one side of the bottom of the oil-gas separator main body (1).

3. An oil and gas separator for an oil-injected screw compressor as claimed in claim 1, wherein: an air outlet pipe (14) is installed at the top end of the cover plate (8), and one end of the air outlet pipe (14) is communicated with the inside of the oil-gas separator main body (1).

4. An oil and gas separator for an oil-injected screw compressor as claimed in claim 1, wherein: a plurality of notches (15) are formed in the top end of the oil-gas separator body (1), the inner walls of the notches (15) are provided with internal threads, the outer sides of the rivets (9) are provided with external threads, and the rivets (9) are connected with the corresponding notches (15) in a threaded mode.

5. An oil and gas separator for an oil-injected screw compressor as claimed in claim 1, wherein: and a rubber pad is laid on the outer side of the annular baffle (6) and is attached to the inner wall of the annular groove (7).

6. An oil and gas separator for an oil-injected screw compressor as claimed in claim 1, wherein: two L venturi tube (11) all are located conical filter core (3) under, and have the interval between two L venturi tubes (11), the bottom of conical filter core (3) is located between two L venturi tubes (11) directly over the interval midpoint.

7. An oil and gas separator for an oil-injected screw compressor as claimed in claim 1, wherein: and a rubber pad is laid on the outer side of the baffle ring filter element (4), and the rubber pad is attached to the inner wall of the oil-gas separator main body (1).