CN218839185U

CN218839185U - Gas-liquid separation valve of ventilation pipeline and oil return system

Info

Publication number: CN218839185U
Application number: CN202221831218.8U
Authority: CN
Inventors: 李卫民; 赵旺齐; 段文强; 冉林
Original assignee: Tengsuo Auto Parts Huangshi Co ltd
Current assignee: Tengsuo Auto Parts Huangshi Co ltd
Priority date: 2022-06-27
Filing date: 2022-07-15
Publication date: 2023-04-11
Anticipated expiration: 2032-07-15

Abstract

The utility model relates to a gas-liquid separation valve of an air vent pipeline and an oil return system, which comprises a valve casing, wherein the middle part of the valve casing is provided with a first cavity, a liquid inlet is arranged above the first cavity in a penetrating way, a liquid outlet is arranged below the first cavity in a penetrating way, and a floater is arranged between the liquid inlet and the liquid outlet; including vent line and return line, the vent line middle part is connected and is equipped with the tee bend cover, contains trachea port and oil return pipe port, and the trachea port is connected with vent line, and the oil return pipe port is connected with return line, and the cover is equipped with the gas-liquid separation valve in the oil return pipe port. The beneficial effects of the utility model reside in that: 1. the gas-liquid separation valve can effectively prevent the liquid in the oil tank from splashing and flowing into the ventilation pipeline; 2. the upper rod and the lower rod are provided with the sealing gaskets, so that the liquid inlet and the liquid outlet are effectively sealed; 3. through the arrangement of the spherical floating body, gas is effectively prevented from entering the oil tank through the oil return pipeline; 4. the oil can be recycled, and the energy is effectively saved.

Description

Gas-liquid separation valve of ventilation pipeline and oil return system

Technical Field

The utility model relates to a separating valve technical field, in particular to vent line gas-liquid separation valve.

Background

When the automobile runs, parts on the automobile are in a vibration state, and liquid in an oil tank splashes out of the parts and flows into the ventilation pipeline under the vibration state. When the vehicle runs for a long time, liquid splashed into the air pipe is accumulated continuously, the air-passing sectional area of the pipeline is reduced, the air-passing resistance of the pipeline is increased, and the unsmooth air-passing of the pipeline is caused, even the pipeline is blocked. The current trade is to spare part liquid leakage inflow vent line problem, and the solution that provides prevents or reduces the liquid leakage for improving spare part self sealing performance. This scheme has higher to spare part dynamic seal performance requirement, has increased spare part cost, and most spare parts can not solve the dynamic leakage problem completely effectively, can only reduce to let out leakage quantity or reduce the hydrops risk, and the pipeline blocks up the problem and can't solve completely.

At present, no gas-liquid separation device used on an automobile pipeline is available on the market, the problem of liquid leakage is solved, the problem of pipeline liquid accumulation is solved by improving the dynamic leakage direction of parts at two ends of the pipeline, the sealing performance of the parts is required to be high, or the arrangement requirements of the parts are strict, and the liquid leakage problem cannot be effectively solved due to the fact that the parts are arranged in a limited space due to simple structures and the like.

Therefore, the design of the gas-liquid separation valve arranged on the pipeline enables liquid in the pipeline to be discharged, solves the problem of accumulated liquid blockage of the ventilation pipeline and has great significance.

SUMMERY OF THE UTILITY MODEL

The embodiment of the utility model provides a vent line gas-liquid separation valve can solve and go for a long time because of the car among the correlation technique, and the liquid in the splatter trachea constantly accumulates, finally leads to the problem that the pipeline is not smooth even blockked up of ventilating.

On one hand, the embodiment of the utility model provides a gas-liquid separation valve of an air vent pipeline,

including the valve casing, the valve casing middle part is equipped with first cavity, first cavity top is run through and is equipped with the inlet, first cavity below is run through and is equipped with the liquid outlet, the inlet with be equipped with the float between the liquid outlet.

In some embodiments, the valve casing includes epitheca and inferior valve, epitheca and inferior valve cross-section are the H type, the lower port of epitheca with the last port threaded connection of inferior valve forms the first cavity, the inlet outside is equipped with annular protrusion.

In some embodiments, the float comprises a spherical floating body, an upper rod and a lower rod are fixedly connected to the upper end and the lower end of the spherical floating body, a first spring is arranged in the upper rod sleeve, one end of the first spring is in contact connection with the spherical floating body, the other end of the first spring is sleeved on the annular protrusion, a second spring is arranged in the lower rod sleeve, one end of the second spring is in contact connection with the spherical floating body, and the other end of the second spring is connected with the outer opening of the liquid outlet.

In some embodiments, the ends of the upper rod and the lower rod, which are far away from the spherical floating body, are respectively connected with a sealing gasket.

In some embodiments, the vacuum cleaner further comprises an upper connecting sleeve and a lower connecting sleeve, the upper connecting sleeve is sleeved at the upper end of the upper shell, the upper connecting sleeve and the upper shell form a second cavity, the lower connecting sleeve is sleeved at the lower end of the lower shell, and the lower connecting sleeve and the lower shell form a third cavity.

In some embodiments, the upper connecting sleeve and the lower connecting sleeve are U-shaped, and a plurality of through holes are formed in the middle of each of the U-shaped upper connecting sleeve and the U-shaped lower connecting sleeve in a penetrating manner.

On the one hand, the utility model provides an oil return system, including three-way cover, three-way cover is equipped with trachea port and oil return pipe port, oil return pipe port endotheca is equipped with the gas-liquid separation valve.

In some embodiments, two ventilation lines are included, and two of the ventilation lines are connected to the two ends of the tracheal port.

In some embodiments, a return line is included that connects with the return line port.

In some embodiments, the oil tank is provided, the two ends of the vent pipeline, which are far away from the three-way sleeve, are respectively connected with an oil tank vent valve and an ash filter channel, the oil tank vent valve is arranged above the oil tank, and one end of the return pipeline, which is far away from the oil return pipe port, is connected with the oil tank.

The utility model provides a beneficial effect that technical scheme brought includes: 1. by arranging the gas-liquid separation valve of the vent pipeline in the three-way sleeve, the problem that liquid in the oil tank can splash out through parts and flow into the vent pipeline can be effectively prevented; 2. the upper rod and the lower rod are provided with the sealing gaskets, so that the liquid inlet and the liquid outlet are effectively sealed; 3. through the arrangement of the spherical floating body, the liquid outlet can be opened only when the oil in the first cavity is accumulated to a certain degree, and gas is effectively prevented from entering the oil tank through the oil return pipeline; 4. through the utility model relates to a vent line gas-liquid separation valve can retrieve fluid and recycle effectual energy saving.

Drawings

In order to more clearly illustrate the technical solutions in the embodiments of the present invention, the drawings needed to be used in the description of the embodiments will be briefly described below, and it is obvious that the drawings in the following description are only some embodiments of the present invention, and it is obvious for those skilled in the art to obtain other drawings without creative efforts.

FIG. 1 is a schematic view of an internal structure of a gas-liquid separation valve of an air vent pipeline according to the present invention;

FIG. 2 is an enlarged view of the gas-liquid separating valve of the vent line of the present invention at the position A;

FIG. 3 is an enlarged view of the gas-liquid separating valve of the vent line of the present invention at the position B;

fig. 4 is a schematic view of an overall structure of an oil return system according to the present invention;

fig. 5 is the internal structure schematic diagram of the three-way sleeve of the oil return system of the present invention.

In the figure: 1. a valve housing; 2. a first cavity; 3. a liquid inlet; 4. a liquid outlet; 5. a float; 7. an upper shell; 8. a lower case; 9. an annular projection; 10. a spherical float; 11. a rod is arranged; 12. a lower rod; 13. a first spring; 14. a second spring; 15. a gasket; 16. connecting sleeves are arranged; 17. a lower connecting sleeve; 18. a through hole; 19. a vent line; 20. a return line; 21. a three-way sleeve; 22. a tracheal port; 23. an oil return pipe port; 24. a gas-liquid separation valve; 25. an oil tank; 26. a tank vent valve; 27. an ash filter channel; 28. a second cavity; 29. and a third cavity.

Detailed Description

In order to make the objects, technical solutions and advantages of the embodiments of the present invention clearer, the technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are some, but not all embodiments of the present invention. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative efforts belong to the protection scope of the present invention.

Referring to fig. 1 to 3, the embodiment of the utility model provides a vent line gas-liquid separation valve, including

valve casing

1, 1 middle part of valve casing is equipped with

first cavity

2, 2 tops of first cavity run through and are equipped with

inlet

3, 2 below of first cavity run through and are equipped with liquid outlet 4, inlet 3 with be equipped with float 5 between the liquid outlet 4, when the interior no fluid of first cavity 2 or fluid are not enough to provide sufficient buoyancy for float 5, float 5 supports liquid outlet 4, and fluid can be stored in first cavity 2, rises to certain position when the fluid in first cavity 2, and float 5 receives the effect of buoyancy and leaves liquid outlet 4, and fluid can follow liquid outlet 4, adopts this mode can prevent gaseous inflow.

Optionally, valve casing 1 includes epitheca 7 and inferior valve 8, epitheca 7 and inferior valve 8 cross-section are the H type, the lower port of epitheca 7 with inferior valve 8's last port threaded connection forms first cavity 2, the 3 outsides of inlet are equipped with annular protrusion 9.

Optionally, the floater 5 includes a spherical floating body 10, the upper and lower ends of the spherical floating body 10 are fixedly connected with an upper rod 11 and a lower rod 12, the upper rod 11 is sleeved with a first spring 13, one end of the first spring 13 is in contact connection with the spherical floating body 10, the other end of the first spring 13 is sleeved on the annular protrusion 9, the lower rod 12 is sleeved with a second spring 14, one end of the second spring 14 is in contact connection with the spherical floating body 10, the other end of the second spring 14 is connected with the outer opening of the liquid outlet 4, and the annular protrusion 9 is used for fixing the first spring 13, so that the spring is prevented from displacing in the movement process.

Optionally, the upper rod 11 and the lower rod 12 are connected to one end of the spherical floating body 10, and a sealing gasket 15 is disposed at one end of the spherical floating body, so that the liquid inlet 3 and the liquid outlet 4 are further sealed by the sealing gasket 15, and the gas is prevented from entering the oil return pipeline 20 by mistake, and then enters the oil tank 25.

Optionally, the portable electronic device further comprises an upper connecting sleeve 16 and a lower connecting sleeve 17, wherein the upper connecting sleeve 16 is sleeved on the upper end of the upper shell 7, the upper connecting sleeve 16 and the upper shell 7 form a second cavity 28, the lower connecting sleeve 17 is sleeved on the lower end of the lower shell 8, and the lower connecting sleeve 17 and the lower shell 8 form a third cavity 29.

Optionally, the upper connecting sleeve 16 and the lower connecting sleeve 17 are U-shaped, and a plurality of through holes 18 are formed in the middle of the U-shaped upper connecting sleeve 16 and the middle of the lower connecting sleeve 17.

Referring to fig. 5, the utility model provides an oil return system, it is optional, including tee bend cover 21, tee bend cover 21 is equipped with trachea port 22 and returns oil pipe port 23, it is equipped with gas-liquid separation valve 24 to return oil pipe port 23 endotheca.

Referring to fig. 4, optionally, two ventilation pipelines 19 are provided, and two ventilation pipelines 19 are connected to two ends of the air pipe port 22.

Referring to fig. 4, optionally, a return line 20 is included, and the return line 20 is connected to the return pipe port 23.

Referring to fig. 4, optionally, an oil tank 25 is included, two ends of the vent line 19 away from the three-way sleeve 21 are respectively connected with an oil tank vent valve 26 and an ash filtering channel 27, the oil tank vent valve 26 is arranged above the oil tank 25, and one end of the return line 20 away from the oil return pipe port 23 is connected with the oil tank 25.

Through the arrangement of the return pipeline 20, redundant oil liquid flows back to the oil tank 25 through the return pipeline 20, and energy is effectively saved.

The utility model discloses an embodiment as follows: 1. when the vehicle runs, parts on the vehicle are in a vibration state, and a small amount of liquid in the oil tank can flow into the vent pipeline 19 through splashing of the parts through shaking; 2. when the oil flows into the three-way sleeve 21 and passes through the through hole 18 of the upper connecting sleeve 16, the oil enters the second cavity 28 from the through hole 18; 3. when the oil liquid flows through the liquid inlet 3, the oil liquid enters the first cavity 2; 4. under the condition that the spherical floating body 10 in the first cavity 2 does not have enough buoyancy, the lower rod 12 is enabled to abut against the liquid outlet 4 under the action of gravity, and meanwhile, the liquid outlet 4 is sealed by the sealing gasket 15 arranged on the lower rod 12, so that gas can be prevented from entering the oil return pipeline 20 by mistake and entering the oil tank 25; 5. when oil is accumulated to a certain degree in the first cavity 2, the spherical floating body 10 floats upwards under the action of buoyancy, the lower rod 12 is separated from the liquid outlet 4 to form a gap, and the oil can flow into the third cavity 29 from the liquid outlet 4; 6. when the oil flows into the third cavity 29 and then passes through the through hole 18, the oil flows into the return line 20 from the through hole 18 and flows into the oil tank 25 along the return line 20; 7. and finishing the recovery of the oil liquid.

The beneficial effects of the utility model reside in that: 1. by arranging the gas-liquid separation valve of the vent pipeline in the three-way sleeve, the problem that liquid in the oil tank can splash out through parts and flow into the vent pipeline can be effectively prevented; 2. the upper rod and the lower rod are provided with the sealing gaskets, so that the liquid inlet and the liquid outlet are effectively sealed; 3. through the arrangement of the spherical floating body, the liquid outlet is opened only when the oil in the first cavity is accumulated to a certain degree, so that gas is effectively prevented from entering the oil tank through the oil return pipeline; 4. through the utility model relates to a vent line gas-liquid separation valve can retrieve fluid and recycle effectual energy saving.

In the description of the present invention, it should be noted that the terms "upper", "lower", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, which are only for convenience of description and simplification of description, but do not indicate or imply that the device or element referred to must have a specific orientation, be constructed in a specific orientation, and be operated, and thus, should not be construed as limiting the present invention. Unless expressly stated or limited otherwise, the terms "disposed," "connected," and "connected" are intended to be inclusive and mean, for example, that there may be a fixed connection, a removable connection, or an integral connection; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meaning of the above terms in the present invention can be understood according to specific situations by those skilled in the art.

It is noted that, in the present application, 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. Also, 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.

The above description is only exemplary of the invention, and is intended to enable those skilled in the art to understand and implement the invention. Various modifications to these embodiments will be readily apparent to those skilled in the art, and the generic principles defined herein may be applied to other embodiments without departing from the spirit or scope of the invention. Thus, the present invention is not intended to be limited to the embodiments shown herein but is to be accorded the widest scope consistent with the principles and novel features disclosed herein.

Claims

1. The utility model provides a vent line gas-liquid separation valve, its characterized in that, includes valve casing (1), valve casing (1) middle part is equipped with first cavity (2), first cavity (2) top is run through and is equipped with inlet (3), first cavity (2) below is run through and is equipped with liquid outlet (4), inlet (3) with be equipped with float (5) between liquid outlet (4), the inlet (3) outside is equipped with annular arch (9).

2. The vent line gas-liquid separation valve of claim 1, wherein the valve housing (1) comprises an upper housing (7) and a lower housing (8), the upper housing (7) and the lower housing (8) are H-shaped in cross section, and the lower port of the upper housing (7) is in threaded connection with the upper port of the lower housing (8) to form the first cavity (2).

3. The vent line gas-liquid separation valve of claim 1, wherein the float (5) comprises a spherical floating body (10), an upper rod (11) and a lower rod (12) are fixedly connected to the upper end and the lower end of the spherical floating body (10), a first spring (13) is sleeved on the upper rod (11), one end of the first spring (13) is in contact connection with the spherical floating body (10), the other end of the first spring (13) is sleeved on the annular protrusion (9), a second spring (14) is sleeved on the lower rod (12), one end of the second spring (14) is in contact connection with the spherical floating body (10), and the other end of the second spring (14) is connected with the outer opening of the liquid outlet (4).

4. The vent line gas-liquid separation valve of claim 3, wherein the ends of the upper rod (11) and the lower rod (12) far away from the spherical floating body (10) are respectively provided with a sealing gasket (15) in a connecting way.

5. The gas-liquid separation valve of the ventilation pipeline as claimed in claim 2, further comprising an upper connection sleeve (16) and a lower connection sleeve (17), wherein the upper connection sleeve (16) is sleeved on the upper end of the upper casing (7), the upper connection sleeve (16) and the upper casing (7) form a second cavity (28), the lower connection sleeve (17) is sleeved on the lower end of the lower casing (8), and the lower connection sleeve (17) and the lower casing (8) form a third cavity (29).

6. The gas-liquid separation valve of the ventilation pipeline as claimed in claim 5, wherein the upper connecting sleeve (16) and the lower connecting sleeve (17) are U-shaped, and a plurality of through holes (18) are formed in the middle of the U-shaped upper connecting sleeve (16) and the U-shaped lower connecting sleeve (17) in a penetrating manner.

7. The oil return system is characterized by comprising a tee sleeve (21), wherein the tee sleeve (21) is provided with an air pipe port (22) and an oil return pipe port (23), and a gas-liquid separation valve (24) is sleeved in the oil return pipe port (23).

8. An oil return system according to claim 7, characterized in that it comprises two ventilation lines (19), said ventilation lines (19) being connected to each end of said air pipe port (22).

9. An oil return system according to claim 8, characterized by a return line (20), said return line (20) being connected to said return pipe port (23).

10. The oil return system according to claim 9, characterized by comprising an oil tank (25), wherein an oil tank vent valve (26) and an ash filtering channel (27) are respectively connected to two ends of the vent line (19) far away from the three-way sleeve (21), the oil tank vent valve (26) is arranged above the oil tank (25), and one end of the return line (20) far away from the return pipe port (23) is connected to the oil tank (25).