CN214366281U - Oil-gas separator and engine with same - Google Patents

Abstract

The utility model belongs to the technical field of oil and gas separator, concretely relates to oil and gas separator and have its engine. The utility model provides an oil and gas separator includes the intake pipe, filtering component and outlet duct, the one end and the organism of intake pipe are linked together, filtering component includes first filter screen and adsorbs the piece, first filter screen is the tubular structure, adsorb the outside that first filter screen was located to the piece cover, the one end of first filter screen is connected with the other end of intake pipe, adsorb the oil drop that the piece is used for adsorbing the oil gas mixture who gets into by the intake pipe, the one end and the ventilation pipe of outlet duct are linked together, the outside of the other end of intake pipe is located to the other pot cover of outlet duct. Through using the oil and gas separator among this technical scheme, adopt the outside setting that first filter screen was located to the absorption piece cover, can be so that filter assembly's adsorption area is enough big, has strengthened oil and gas separator's filter effect, and filter assembly is fixed structure moreover, can not take place the skew, has promoted reliability and stability.

Description

Oil-gas separator and engine with same

Technical Field

The utility model belongs to the technical field of oil and gas separator, concretely relates to oil and gas separator and have its engine.

Background

In the prior art, an oil-gas separator is mounted on a diesel engine and communicated with a crankcase cavity, a movable baffle plate moves upwards under the action of oil-gas floating force and then continuously flows through a gap between the movable baffle plate and a shell, oil gas is condensed into oil drops after contacting the inner wall of the shell, the oil drops flow back to an oil pan through an oil return pipe, and residual gas is discharged into the atmosphere through an air outlet pipe. In the structure, the movable baffle is in a floating state under the working state, the deviation is easy to occur, the reliability of the whole oil-gas separator is reduced, meanwhile, oil gas can be condensed into oil drops through the inner wall of the shell, the acting area of the inner wall of the shell is limited, and therefore the effect of separating lubricating oil is general.

SUMMERY OF THE UTILITY MODEL

The utility model aims at solving the problem of current oil and gas separator reliability and inefficiency at least. The purpose is realized by the following technical scheme:

the utility model discloses a first aspect provides an oil and gas separator, include:

one end of the air inlet pipe is communicated with the machine body;

the filter assembly comprises a first filter screen and an adsorption piece, the first filter screen is of a cylindrical structure, the adsorption piece is sleeved outside the first filter screen, one end of the first filter screen is connected with the other end of the air inlet pipe, and the adsorption piece is used for adsorbing oil drops of an oil-gas mixture entering from the air inlet pipe;

and one end of the air outlet pipe is communicated with the ventilation pipe, and the other end of the air outlet pipe is sleeved outside the other end of the air inlet pipe.

Through using the oil and gas separator among this technical scheme, the outside setting that first filter screen was located to the adoption adsorption element cover can be so that filter assembly's adsorption area is enough big, has strengthened oil and gas separator's filter effect, and filter assembly is fixed structure moreover, can not take place the skew, has promoted reliability and stability, and simple structure has practiced thrift oil and gas separator's cost simultaneously.

In addition, according to the utility model discloses an oil and gas separator still can have following additional technical characterstic:

the utility model discloses an in some embodiments, the filter assembly still includes apron and second filter screen, the apron is located the top of first filter screen, the second filter screen is located the bottom of first filter screen, the second filter screen is used for the intercommunication first filter screen with the intake pipe.

The utility model discloses an in some embodiments, it is equipped with a plurality ofly, a plurality of to adsorb the even cover of piece and locate the outside of first filter screen.

In some embodiments of the present invention, the side wall of the first filter screen is provided with a plurality of first meshes that are uniformly arranged.

In some embodiments of the present invention, the second filter screen is a circular ring structure, and a plurality of second meshes are uniformly disposed on the second filter screen.

In some embodiments of the present invention, the inner diameter of the second filter is the same as the diameter of the intake pipe.

In some embodiments of the present invention, the second filter screen has an outer contour adapted to the outlet duct.

In some embodiments of the present invention, the second filter screen and the outlet duct constitute an oil collection cavity between the other ends, the oil collection cavity is used for storing oil drops filtered by the filter assembly.

The utility model discloses an in some embodiments, oil and gas separator still includes back oil pipe, back oil pipe with the bottom intercommunication setting of collection oil cavity.

The utility model also provides an engine, this engine includes the oil and gas separator among the above-mentioned embodiment.

Drawings

Various other advantages and benefits will become apparent to those of ordinary skill in the art upon reading the following detailed description of the preferred embodiments. The drawings are only for purposes of illustrating the preferred embodiments and are not to be construed as limiting the invention. Also, like parts are designated by like reference numerals throughout the drawings. In the drawings:

fig. 1 schematically shows a schematic structural section of an oil separator according to an embodiment of the present invention.

10: an air inlet pipe;

21: first filter screen, 211: first mesh, 22: cover plate, 23: a second filter screen;

30: an air outlet pipe;

40: an oil collection cavity;

50: an oil return pipe.

Detailed Description

Exemplary embodiments of the present disclosure will be described in more detail below with reference to the accompanying drawings. While exemplary embodiments of the present disclosure are shown in the drawings, it should be understood that the present disclosure may be embodied in various forms and should not be limited to the embodiments set forth herein. Rather, these embodiments are provided so that this disclosure will be thorough and complete, and will fully convey the scope of the disclosure to those skilled in the art.

It is to be understood that the terminology used herein is for the purpose of describing particular example embodiments only, and is not intended to be limiting. As used herein, the singular forms "a", "an" and "the" may be intended to include the plural forms as well, unless the context clearly indicates otherwise. The terms "comprises," "comprising," "including," and "having" are inclusive and therefore specify the presence of stated features, steps, operations, elements, and/or components, but do not preclude the presence or addition of one or more other features, steps, operations, elements, components, and/or groups thereof. The method steps, processes, and operations described herein are not to be construed as necessarily requiring their performance in the particular order described or illustrated, unless specifically identified as an order of performance. It should also be understood that additional or alternative steps may be used.

Although the terms first, second, third, etc. may be used herein to describe various elements, components, regions, layers and/or sections, these elements, components, regions, layers and/or sections should not be limited by these terms. These terms may be only used to distinguish one element, component, region, layer or section from another region, layer or section. Terms such as "first," "second," and other numerical terms when used herein do not imply a sequence or order unless clearly indicated by the context. Thus, a first element, component, region, layer or section discussed below could be termed a second element, component, region, layer or section without departing from the teachings of the example embodiments.

For convenience of description, spatially relative terms, such as "inner", "outer", "lower", "below", "upper", "above", and the like, may be used herein to describe one element or feature's relationship to another element or feature as illustrated in the figures. Such spatially relative terms are intended to encompass different orientations of the device in use or operation in addition to the orientation depicted in the figures. For example, if the device in the figures is turned over, elements described as "below" or "beneath" other elements or features would then be oriented "above" or "over" the other elements or features. Thus, the example term "below … …" can include both an orientation of above and below. The device may be otherwise oriented (rotated 90 degrees or at other orientations) and the spatially relative descriptors used herein interpreted accordingly.

Fig. 1 schematically shows a schematic structural section of an oil separator according to an embodiment of the present invention. As shown in figure 1, the utility model provides an oil and gas separator and have its engine. The utility model provides an oil and gas separator includes intake pipe 10, filtering component and outlet duct 30, the one end and the organism of intake pipe 10 are linked together, filtering component includes first filter screen 21 and adsorbs the piece (not shown in the figure), first filter screen 21 is the tubular structure, adsorb the outside that first filter screen 21 was located to the piece cover, the one end of first filter screen 21 is connected with the other end of intake pipe 10, adsorb the oil drop that the piece is used for adsorbing the oil-gas mixture who gets into by intake pipe 10, the one end and the ventilation pipe of outlet duct 30 are linked together, the outside of the other end of intake pipe 10 is located to the other pot cover of outlet duct 30 (the utility model discloses specifically as shown in fig. 1, the outside of the other end of intake pipe 10 is located to the other pot head of outlet duct 30).

Through using the oil and gas separator among this technical scheme, adopt the outside setting that first filter screen 21 was located to the absorption piece cover, can make filter assembly's adsorption area enough big, strengthened oil and gas separator's filter effect, filter assembly is fixed structure moreover, can not take place the skew, has promoted reliability and stability, and simple structure has practiced thrift oil and gas separator's cost simultaneously.

In some embodiments of the present invention, as shown in fig. 1, the filter assembly further includes a cover plate 22 and a second filter screen 23, the cover plate 22 is located on the top end of the first filter screen 21, the cover plate 22 allows the gas passing through the gas inlet pipe 10 of the gas-oil separator to enter the filter assembly and to pass through the side wall of the first filter screen 21, so that the oil drops in the mixed gas can be filtered by the adsorbing member. Meanwhile, the cover plate 22 is of a non-porous structure, so that when foreign matters fall into the oil-gas separator, the foreign matters can be kept on the cover plate 22 and cannot fall into the machine body, faults are caused, the foreign matters can be taken out when the oil-gas separator is periodically maintained and disassembled, and safety is improved. The second filter 23 is located at the bottom end of the first filter 21, and the second filter 23 is used for communicating the first filter 21 with the air inlet pipe 10. The second filter 23 is used to separate oil droplets out of the oil collecting cavity 40 for easy discharge.

In some embodiments of the present invention, the adsorbing members are provided with a plurality of adsorbing members, and the plurality of adsorbing members are uniformly sleeved on the outer side of the first filter screen 21. The adsorbing member in this embodiment is a steel wire ball or any article capable of adsorbing oil droplets, and is not limited in this embodiment. The steel wire ball is sleeved outside the first filter screen 21, and the oil gas condensation effect is further improved due to the large area of the inner wall of the first filter screen 21.

In some embodiments of the present invention, as shown in fig. 1, the side wall of the first filter screen 21 is provided with a plurality of first meshes 211 which are uniformly arranged, so that the oil-gas mixture can pass through the first meshes 211, and contact with the adsorption member at the outside, and filter out oil drops.

In some embodiments of the present invention, as shown in fig. 1, the second filter 23 is a circular ring structure, and a plurality of second meshes (not shown in the figure) are uniformly disposed on the second filter 23, so that oil drops filtered by the adsorbing member can flow to the oil collecting cavity 40 through the second meshes, so as to facilitate subsequent discharging operation. Meanwhile, the second filter screen 23 can prevent foreign matters from entering the oil collecting cavity 40, so that the problem of oil discharge failure caused by the fact that the foreign matters enter the oil collecting cavity 40 is prevented.

The utility model discloses an among some embodiments, the interior circle diameter size of second filter screen 23 is the same with the diameter size of intake pipe 10, makes first filter screen 21 and intake pipe 10 weld with second filter screen 23 respectively on the one hand like this, and then realizes fixedly, has promoted the steadiness, and on the other hand does not influence the mixed oil gas of intake pipe 10 and enters into and filters in first filter screen 21.

The utility model discloses an in some embodiments, the excircle profile and the outlet duct 30 looks adaptation of second filter screen 23 make the second mesh on the second filter screen 23 can fully separate out the oil droplet that the suction attachment filtered like this, make it flow to oil collecting cavity 40 to discharge, promoted the reliability.

In some embodiments of the present invention, an oil collecting cavity 40 is formed between the second filter 23 and the other end of the air outlet pipe 30, and the oil collecting cavity 40 is used for storing oil drops filtered by the filter assembly.

In some embodiments of the present invention, as shown in fig. 1, the oil-gas separator further includes an oil return pipe 50, the oil return pipe 50 is communicated with the bottom end of the oil collection cavity 40, and the oil return pipe 50 is used for discharging oil drops inside the oil collection cavity 40, so as to prevent the problem of oil collection failure caused by excessive oil drops inside the oil collection cavity 40.

The utility model also provides an engine, including above oil and gas separator.

Through using the engine among this technical scheme, adopt the outside setting that first filter screen was located to the absorption piece cover, can make filter assembly's adsorption area enough big, strengthened oil and gas separator's filter effect, filter assembly is fixed structure moreover, can not take place the skew, has promoted reliability and stability, and simple structure has practiced thrift oil and gas separator's cost simultaneously.

The above description is only for the preferred embodiment of the present invention, but the scope of the present invention is not limited thereto, and any changes or substitutions that can be easily conceived by those skilled in the art within the technical scope of the present invention should be covered by the present invention. Therefore, the protection scope of the present invention shall be subject to the protection scope of the claims.

Claims (10)

1. An oil and gas separator, comprising:

one end of the air inlet pipe is communicated with the machine body;

the filter assembly comprises a first filter screen and an adsorption piece, the first filter screen is of a cylindrical structure, the adsorption piece is sleeved outside the first filter screen, one end of the first filter screen is connected with the other end of the air inlet pipe, and the adsorption piece is used for adsorbing oil drops of an oil-gas mixture entering from the air inlet pipe;

and one end of the air outlet pipe is communicated with the ventilation pipe, and the other end of the air outlet pipe is sleeved outside the other end of the air inlet pipe.

2. An oil and gas separator as in claim 1, wherein the filter assembly further comprises a cover plate and a second filter screen, the cover plate is located at the top end of the first filter screen, the second filter screen is located at the bottom end of the first filter screen, and the second filter screen is used for communicating the first filter screen and the air inlet pipe.

3. An oil-gas separator as in claim 1, wherein the number of the adsorption members is plural, and the plurality of adsorption members are uniformly sleeved outside the first filter screen.

4. An oil separator as claimed in claim 1, wherein the side wall of the first filter is provided with a plurality of first mesh holes uniformly arranged.

5. An oil-gas separator as in claim 2, wherein the second filter screen is of a circular ring structure, and a plurality of second mesh holes are uniformly formed in the second filter screen.

6. An oil separator as in claim 5 wherein the inner diameter of the second filter mesh is the same size as the diameter of the gas inlet pipe.

7. An oil separator as in claim 5 wherein the second filter mesh has an outer cylindrical contour that is adapted to the outlet pipe.

8. An oil-gas separator as in claim 2, wherein an oil collection cavity is formed between the second filter screen and the other end of the air outlet pipe, and the oil collection cavity is used for storing oil drops filtered by the filter assembly.

9. An oil-gas separator as in claim 8, further comprising an oil return pipe, wherein the oil return pipe is communicated with the bottom end of the oil collection cavity.

10. An engine characterized by having an oil separator according to any one of claims 1-9.

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