CN212716816U - Oil-gas separation valve mechanism of vehicle valve chamber cover - Google Patents
Oil-gas separation valve mechanism of vehicle valve chamber cover Download PDFInfo
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- CN212716816U CN212716816U CN202021081592.1U CN202021081592U CN212716816U CN 212716816 U CN212716816 U CN 212716816U CN 202021081592 U CN202021081592 U CN 202021081592U CN 212716816 U CN212716816 U CN 212716816U
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Abstract
The utility model discloses a valve chamber cap oil-gas separation valve mechanism for vehicle, including the valve chamber cap body, be equipped with steam inlet, gas outlet on the valve chamber cap body and be in between steam inlet and the gas outlet with steam inlet, the appearance chamber that the gas outlet link up, steam inlet, appearance chamber and gas outlet have formed airflow channel jointly, it is equipped with the separating valve device to hold the intracavity, the separating valve device includes separating valve and separation valve block, be equipped with a plurality of air vents on the separating valve, the laminating of separation valve block is in the side of separating valve towards the gas outlet, and is equipped with a plurality of shell fragments that match with a plurality of air vent one-to-ones on the separation valve block, the shell fragment seals blocks the air vent, and when oil-gas mixture passes through airflow channel, oil-gas mixture washes out the shell fragment to flow direction gas outlet from the. The utility model discloses a valve chamber cap oil-gas separation valve mechanism for vehicle, overall structure design benefit, simple, the size is little, and oil-gas separation efficiency is high.
Description
Technical Field
The utility model belongs to the technical field of the separating valve, concretely relates to automobile-used valve chamber cap oil-gas separation valve mechanism.
Background
An engine is a machine capable of converting other forms of energy into mechanical energy, and during operation, an exhaust gas mixture is generated, which is usually gas and oil mist, and the like, and if the oil and gas are not separated, the problems of great emission pollution, low engine operating efficiency and the like can be caused.
Therefore, the existing engine is generally provided with an oil-gas separation device, and the existing oil-gas separation device is complex in structure and low in oil-gas separation efficiency.
Disclosure of Invention
The utility model aims to solve the technical problem that a valve chamber cap oil-gas separation valve mechanism for vehicle is provided, its simple structure, low in manufacturing cost, oil-gas separation efficiency is high.
In order to solve the technical problem, the utility model relates to a technical solution of vehicle valve chamber cap oil-gas separation valve mechanism does:
the utility model discloses a valve chamber cap oil-gas separation valve mechanism for vehicle, including the valve chamber cap body, be equipped with steam inlet, gas outlet on the valve chamber cap body and be in between steam inlet and the gas outlet with steam inlet, the appearance chamber that the gas outlet link up, steam inlet, appearance chamber and gas outlet have formed airflow channel jointly, it is equipped with the separating valve device to hold the intracavity, the separating valve device includes separating valve and separation valve block, be equipped with a plurality of air vents on the separating valve, the laminating of separation valve block is in the side of separating valve towards the gas outlet, and is equipped with a plurality of shell fragments that match with a plurality of air vents one-to-ones on the separation valve block, the shell fragment blocks the air vent sealed, and when oil-gas mixture passes through airflow channel, the oil-gas mixture rushes open the shell fragment to flow direction gas.
The separating valve comprises a valve seat, an annular fixing plate and a plurality of vent holes, the annular fixing plate is arranged on the outer peripheral surface of the valve seat, the vent holes are formed in the valve seat, the annular fixing plate is embedded in an annular embedding groove in the valve chamber cover body, and the annular fixing plate and the valve chamber cover body are welded through vibration friction.
And a guide plate extends outwards from the side surface of the valve seat facing the air outlet direction.
The plurality of vent holes are divided into two groups and are distributed vertically, and the plurality of vent holes in each group are distributed transversely and uniformly.
The side of the valve seat facing the direction of the air outlet is provided with a plurality of buckles between the two groups of air holes, the separating valve block is provided with a plurality of clamping holes corresponding to the buckles, and the clamping holes and the buckles are riveted through ultrasonic waves to realize fixed connection.
The side of the valve seat facing the direction of the air outlet is provided with a bulge corresponding to the position of the matched vent hole, and the elastic sheet of the separating valve plate is attached to the side face of the bulge, so that an elastic space is formed between the side face of the valve seat between the two groups of vent holes and the separating valve plate, and the buckle is located in the elastic space.
A neck piece is connected between the elastic piece and the separating valve piece, and the width of the neck piece is smaller than that of the elastic piece.
The shapes of the vent hole and the separating valve plate are both oval.
The utility model has the advantages that:
compared with the prior art, the oil-gas separation valve mechanism of the vehicle valve chamber cover has the advantages that when an oil-gas mixture flows in the airflow channel, the oil-gas mixture passes through the cooler separation valve plate, so that oil mist in the oil-gas mixture is condensed and flows back to the engine oil shell along the separation valve plate, gas extrudes the separation valve plate and flows to the gas outlet through the vent hole, oil-gas separation is realized, and the phenomenon that engine oil is consumed too fast is avoided;
compared with the prior art, the oil-gas separation valve mechanism of the vehicle valve chamber cover has the advantages that the separation valve sheet is hermetically attached to the vent hole, so that the vent hole becomes a one-way valve, and the phenomenon of waste gas backflow is avoided;
compared with the prior art, the neck piece is connected between the elastic piece and the separating valve piece of the valve chamber cover oil-gas separating valve mechanism for the vehicle, so that the sensitivity of the elastic piece is higher when the elastic piece is flushed by an oil-gas mixture;
compared with the prior art, the utility model discloses a valve chamber cap oil-gas separation valve mechanism for vehicle is equipped with the guide plate on the disk seat of separating valve for the air current flows more stably.
To sum up, the utility model discloses a valve chamber cap oil-gas separation valve mechanism for vehicle, overall structure design benefit, simple, the size is little, and oil-gas separation is efficient.
Drawings
FIG. 1 is a schematic structural view of an oil-gas separation valve mechanism of a valve chamber cover for a vehicle according to the present invention;
FIG. 2 is an enlarged view of portion A of FIG. 1;
FIG. 3 is a schematic structural view of a separation valve plate of the valve chamber cover oil-gas separation valve mechanism for the vehicle of the present invention;
fig. 4 is a schematic structural diagram of the separating valve of the valve chamber cover oil-gas separating valve mechanism for the vehicle of the utility model.
Detailed Description
The invention will be described in further detail with reference to the following drawings and detailed description:
referring to fig. 1 to 4, the present invention provides an oil-gas separating valve mechanism for a vehicle valve chamber cover, including a valve chamber cover body 1, the valve chamber cover body 1 is provided with a steam inlet 2, a gas outlet 3, and a chamber 4 located between the steam inlet 2 and the gas outlet 3 and communicated with the steam inlet 2 and the gas outlet 3, the steam inlet 2, the chamber 4 and the gas outlet 3 together form an airflow channel, the chamber 4 is provided with a separating valve device, the separating valve device includes a separating valve 5 and a separating valve plate 6, the separating valve 5 is provided with a plurality of vent holes 7, the separating valve plate 6 is attached to the side of the separating valve 5 facing the gas outlet 3, and the separating valve plate 6 is provided with a plurality of spring pieces 8 corresponding to the vent holes 7 one by one, the spring pieces 8 seal and block the vent holes 7, when an oil-gas mixture passes through the airflow channel, the oil-gas mixture rushes the spring pieces 8, and flows from the vent hole 7 to the air outlet 3.
The separating valve 5 comprises a valve seat 9, an annular fixing plate 10 arranged on the outer peripheral surface of the valve seat 9 and a plurality of vent holes 7 arranged on the valve seat 9, wherein the annular fixing plate 10 is embedded in an annular embedding groove 11 arranged in the valve chamber cover body 1, and the annular fixing plate 10 and the valve chamber cover body 1 are formed by vibration friction welding.
A guide plate 12 extends outwards from the side surface of the valve seat 9 facing the direction of the air outlet 3.
The plurality of vent holes 7 are divided into two groups and are vertically distributed, and the plurality of vent holes 7 in each group are transversely and uniformly distributed.
The side of the valve seat 9 facing the direction of the air outlet 3 is provided with a plurality of buckles 13 between the two groups of vent holes 7, the separating valve plate 6 is provided with a plurality of clamping holes 14 correspondingly matched with the buckles 13, and the clamping holes 14 and the buckles 13 are fixedly connected through ultrasonic riveting.
The side surface of the valve seat 9 facing the direction of the air outlet 3 is provided with a bulge 15 corresponding to the position of the air vent 7, and the elastic sheet 8 of the separation valve plate 6 is attached to the side surface of the bulge 15, so that an elastic space 16 is formed between the side surface of the valve seat 9 between the two groups of air vents 7 and the separation valve plate 6, and the buckle 13 is positioned in the elastic space 16.
A neck piece 17 is connected between the elastic piece 8 and the separating valve plate 6, and the width of the neck piece 17 is smaller than that of the elastic piece 8.
The shapes of the vent hole 7 and the separating valve plate 6 are both oval.
The following is right the utility model discloses a description is made to the theory of operation of vehicle valve chamber cap oil-gas separation valve mechanism:
the utility model discloses a valve chamber cap oil-gas separation valve mechanism for vehicle through separating valve 5 and separation valve block 6, can carry out oil-gas separation with the oil-gas mixture in the engine, specifically is: the oil-gas mixture enters from the steam inlet 2 on the valve chamber cover body 1 and is discharged from the gas outlet 3, in the process, the oil-gas mixture passes through the whole gas flow channel, the separating valve 5 and the separating valve plate 6 arranged on the separating valve 5 are arranged in the gas flow channel, the separating valve 5 is provided with a plurality of vent holes 7, the separating valve plate 6 is arranged on the side surface of the separating valve 5 facing the gas outlet 3, and the elastic sheet 8 on the separating valve plate 6 correspondingly blocks the vent holes 7, so the oil-gas mixture can impact the elastic sheet 8 towards the gas outlet 3, and can smoothly flow to the gas outlet 3 through the vent holes 7, because the separating valve plate 6 and the elastic sheet 8 have lower temperature compared with the oil-gas mixture, when the oil-gas mixture is contacted with the elastic sheet 8 and the separating valve plate 6, oil mist in the oil-gas mixture is condensed and flows back to the engine oil shell along, so that the gas flowing to the gas outlet 3 is relatively pure.
The utility model discloses an elastic sheet 8 is a plurality of, is oval, and has the less neck piece 17 of size between elastic sheet 8 and the separation valve block 6 to make elastic sheet 8 when being washed away, sensitivity is higher, can not lag to passing through of oil-gas mixture, moreover, has improved oil-gas separation's efficiency.
The utility model discloses an elastic space can make the elastic deformation of shell fragment 8 and separation valve block 6 become more stable, and the elastic deformation space is bigger to make the sealed ability of laminating air vent 7 of recovering of shell fragment 8 stronger, speed is faster.
The above detailed description is made on the oil-gas separation valve mechanism of the vehicular valve chamber cover provided by the embodiment of the present invention, and the specific examples are applied herein to explain the principle and the implementation manner of the present invention, and the description of the above embodiments is only used to help understand the technical solution disclosed by the present invention; meanwhile, for the general technical personnel in the field, according to the idea of the present invention, there are changes in the specific implementation and application scope, to sum up, the content of the present specification should not be understood as the limitation of the present invention.
Claims (8)
1. The utility model provides an automobile-used valve chamber cap oil-gas separation valve mechanism, includes the valve chamber cap body, be equipped with steam inlet, gas outlet on the valve chamber cap body and be in between steam inlet and the gas outlet with steam inlet, the appearance chamber that the gas outlet link up, steam inlet, appearance chamber and gas outlet have formed airflow channel jointly, it is equipped with separating valve device, its characterized in that to hold the intracavity: the separating valve device comprises a separating valve and a separating valve plate, wherein the separating valve is provided with a plurality of air holes, the separating valve plate is attached to the side face, facing the air outlet, of the separating valve, a plurality of elastic sheets matched with the air holes in a one-to-one correspondence mode are arranged on the separating valve plate, the elastic sheets are sealed to block the air holes, and when an oil-gas mixture passes through the airflow channel, the oil-gas mixture rushes off the elastic sheets and flows to the air outlet from the air holes.
2. The valve chamber cover oil-gas separation valve mechanism for the vehicle as claimed in claim 1, wherein: the separating valve comprises a valve seat, an annular fixing plate and a plurality of vent holes, the annular fixing plate is arranged on the outer peripheral surface of the valve seat, the vent holes are formed in the valve seat, the annular fixing plate is embedded in an annular embedding groove in the valve chamber cover body, and the annular fixing plate and the valve chamber cover body are welded through vibration friction.
3. The valve chamber cover oil-gas separation valve mechanism for the vehicle as claimed in claim 2, wherein: and a guide plate extends outwards from the side surface of the valve seat facing the air outlet direction.
4. The valve chamber cover oil-gas separation valve mechanism for the vehicle as claimed in claim 1, 2 or 3, wherein: the plurality of vent holes are divided into two groups and are distributed vertically, and the plurality of vent holes in each group are distributed transversely and uniformly.
5. The valve chamber cover oil-gas separation valve mechanism for the vehicle as claimed in claim 2, wherein: the side of the valve seat facing the direction of the air outlet is provided with a plurality of buckles between the two groups of air holes, the separating valve block is provided with a plurality of clamping holes corresponding to the buckles, and the clamping holes and the buckles are riveted through ultrasonic waves to realize fixed connection.
6. The valve chamber cover oil-gas separation valve mechanism for the vehicle as claimed in claim 5, wherein: the side of the valve seat facing the direction of the air outlet is provided with a bulge corresponding to the position of the matched vent hole, and the elastic sheet of the separating valve plate is attached to the side face of the bulge, so that an elastic space is formed between the side face of the valve seat between the two groups of vent holes and the separating valve plate, and the buckle is located in the elastic space.
7. The valve chamber cover oil-gas separation valve mechanism for the vehicle as claimed in claim 1, 2 or 3, wherein: a neck piece is connected between the elastic piece and the separating valve piece, and the width of the neck piece is smaller than that of the elastic piece.
8. The valve chamber cover oil-gas separation valve mechanism for the vehicle as claimed in claim 1, wherein: the shapes of the vent hole and the separating valve plate are both oval.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021081592.1U CN212716816U (en) | 2020-06-12 | 2020-06-12 | Oil-gas separation valve mechanism of vehicle valve chamber cover |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021081592.1U CN212716816U (en) | 2020-06-12 | 2020-06-12 | Oil-gas separation valve mechanism of vehicle valve chamber cover |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN212716816U true CN212716816U (en) | 2021-03-16 |
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ID=74950592
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202021081592.1U Active CN212716816U (en) | 2020-06-12 | 2020-06-12 | Oil-gas separation valve mechanism of vehicle valve chamber cover |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN212716816U (en) |
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2020
- 2020-06-12 CN CN202021081592.1U patent/CN212716816U/en active Active
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