CN213039346U - Oil-gas separator, engine assembly and vehicle - Google Patents
Oil-gas separator, engine assembly and vehicle Download PDFInfo
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- CN213039346U CN213039346U CN202021596211.3U CN202021596211U CN213039346U CN 213039346 U CN213039346 U CN 213039346U CN 202021596211 U CN202021596211 U CN 202021596211U CN 213039346 U CN213039346 U CN 213039346U
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Abstract
The utility model discloses an oil-gas separator, an engine assembly and a vehicle, wherein the oil-gas separator comprises a shell, an oil-gas separation system and an oil-gas discharge pipe; the oil-gas separator is characterized in that a separation cavity is formed in the shell, the shell is provided with an oil-gas inlet, an oil-gas outlet and an oil return port which are respectively communicated with the separation cavity, the oil-gas outlet is formed in the top of the shell, and the oil return port is formed in the bottom of the shell; the oil-gas separation system is arranged in the separation cavity and is arranged upstream of the oil return port along the flow direction of oil gas; the oil gas discharge pipe is communicated with the oil gas outlet and extends upwards along the vertical direction. The utility model discloses an oil and gas separator occupation space is little, the manufacturing degree of difficulty is low to better oil-gas separation effect has.
Description
Technical Field
The utility model relates to a vehicle oil-gas separation technical field specifically relates to an oil-gas separator, engine assembly and vehicle.
Background
At present, the oil-gas separator of the vehicle in the prior art mainly adopts two forms, namely, the oil-gas separator is integrated on a cylinder cover of an engine, and the oil-gas separator adopts an independent plug-in form. The oil-gas separator integrated on the cylinder head cover of the engine is generally limited by the installation space and cannot have good oil-gas separation effect. The externally-hung oil-gas separator is usually arranged on the exhaust side of the engine or is fixedly connected with the cylinder body through a pipeline, and the externally-hung oil-gas separator is arranged on the exhaust side and is close to an exhaust manifold and a supercharger, so that the externally-hung oil-gas separator needs to bear higher temperature, the manufacturing difficulty is increased, and the externally-hung oil-gas separator also has the problems of long pipeline and difficult arrangement.
SUMMERY OF THE UTILITY MODEL
The utility model aims at overcoming the problem that prior art exists, provide an oil and gas separator, this oil and gas separator occupation space is little, the manufacturing degree of difficulty is low to better oil-gas separation effect has.
In order to achieve the above object, the present invention provides an oil-gas separator, which includes a housing, an oil-gas separation system, and an oil-gas discharge pipe; the oil-gas separator is characterized in that a separation cavity is formed in the shell, the shell is provided with an oil-gas inlet, an oil-gas outlet and an oil return port which are respectively communicated with the separation cavity, the oil-gas outlet is formed in the top of the shell, and the oil return port is formed in the bottom of the shell; the oil-gas separation system is arranged in the separation cavity and is arranged upstream of the oil return port along the flow direction of oil gas; the oil gas discharge pipe is communicated with the oil gas outlet and extends upwards along the vertical direction.
Optionally, the oil-gas separator includes an oil blocking structure, the oil blocking structure is disposed at the edge of the oil-gas outlet and located in the separation cavity, and the oil blocking structure extends downward along the vertical direction.
Optionally, the oil-gas separator comprises an oil guiding structure disposed at the oil-gas inlet and located in the separation chamber, the oil-gas separation system is disposed at least partially above the oil guiding structure, and the oil guiding structure is configured to guide oil to the oil-gas inlet.
Optionally, the oil-gas separation system includes a coarse separation unit and a fine separation unit, the oil return port includes a coarse separation oil return port and a fine separation oil return port, and the coarse separation unit, the coarse separation oil return port, the fine separation unit and the fine separation oil return port are sequentially arranged along the flow direction of oil gas.
Optionally, a part of the coarse separation unit close to the oil gas inlet is arranged above the oil guide structure.
Optionally, the oil-gas separator is provided with a step structure, and the step structure is arranged on the top wall of the separation cavity above the fine separation oil return opening.
Through the technical scheme, because the oil gas export sets up the top of casing, the oil return opening sets up the bottom of casing, the oil gas discharge pipe with oil gas export intercommunication upwards extends along vertical direction, and this is favorable to the machine oil in the oil gas to deposit, has consequently promoted the oil-gas separation effect to also reduced the pipe arrangement, made the whole shared space of oil-gas separator less.
A second aspect of the present invention provides an engine assembly, comprising an engine and the above-mentioned gas-oil separator; the engine includes a valve chamber cover; the shell of the oil-gas separator is arranged on the air inlet side of the valve chamber cover, and an oil-gas inlet of the shell penetrates through the valve chamber cover and extends into the engine.
Optionally, the oil and gas inlet is arranged away from a camshaft of the engine.
Optionally, an oil return port of the oil-gas separator penetrates through the valve chamber cover and extends into the engine, and the oil return port is arranged between two adjacent cams on a camshaft of the engine.
The utility model also provides a vehicle, the vehicle includes foretell engine assembly.
Compared with the prior art, the engine assembly, the vehicle and the oil-gas separator have the same advantages, and the detailed description is omitted.
Other features and advantages of the present invention will be described in detail in the detailed description which follows.
Drawings
FIG. 1 is a schematic structural diagram of an embodiment of an oil-gas separator of the present invention;
FIG. 2 is an exploded schematic view of an embodiment of the gas-oil separator of the present invention;
FIG. 3 is a cut-away schematic view of an embodiment of the gas-oil separator of the present invention;
FIG. 4 is a schematic structural view of an embodiment of an engine assembly of the present invention;
fig. 5 is a cutaway schematic view of an embodiment of an engine assembly of the present invention.
Description of the reference numerals
100-oil separator, 110-shell, 111-separation cavity, 112-oil gas inlet, 113-oil gas outlet, 114-coarse separation oil return port, 115-fine separation oil return port, 120-oil gas discharge pipe, 130-oil blocking structure, 140-oil guide structure, 150-coarse separation unit, 160-fine separation unit, 170-step structure, 200-valve chamber cover, 210-air inlet side, 300-camshaft, 310-cam
Detailed Description
The following detailed description of the embodiments of the present invention will be made with reference to the accompanying drawings. It is to be understood that the description of the embodiments herein is for purposes of illustration and explanation only and is not intended to limit the invention.
As shown in fig. 1 to 3, the oil-gas separator of the present invention includes a housing 110, an oil-gas separation system, and an oil-gas discharge pipe 120; a separation cavity 111 is formed in the shell 110, the shell 110 is provided with an oil-gas inlet 112, an oil-gas outlet 113 and an oil return port which are respectively communicated with the separation cavity 111, the oil-gas outlet 113 is arranged at the top of the shell 110, and the oil return port is arranged at the bottom of the shell 110; the oil-gas separation system is provided in the separation chamber 111 and is arranged upstream of the oil return port in the flow direction of oil gas; the oil gas discharge pipe 120 communicates with the oil gas outlet 113 and extends in the vertical direction.
The utility model discloses in, because oil gas outlet 113 sets up the top at casing 110 to oil gas discharge pipe 120 upwards extends along vertical direction with 113 intercommunications of oil gas outlet, and this is favorable to the machine oil in the oil gas to deposit, has consequently promoted the oil-gas separation effect, and has also reduced the tube layout, makes the whole shared space of oil-gas separator less.
In order to further promote the oil-gas separation effect in an embodiment of the present invention, the oil-gas separator further includes an oil blocking structure 130, the oil blocking structure 130 is disposed at the edge of the oil-gas outlet 113 and is located in the separation chamber 111, and the oil blocking structure 130 extends downward along the vertical direction. As shown in fig. 3, the oil baffle structure 130 is designed to be a cylindrical boss structure arranged around the edge of the oil-gas outlet 113, when oil and gas flow to the oil baffle structure 130 along the inner wall of the separation chamber 111, larger engine oil particles in the oil and gas are blocked by the oil baffle structure 13, and gas in the oil and gas flows into the oil-gas outlet 113 beyond the oil baffle structure 130, so that a high-quality oil-gas separation effect is achieved.
In order to further promote the oil-gas separation effect, in an embodiment of the present invention, the oil-gas separator further includes an oil guiding structure 140 disposed at the oil-gas inlet 112 and located in the separation chamber 111, the oil-gas separation system is at least partially disposed above the oil guiding structure 140, and the oil guiding structure 140 is configured to guide oil to the oil-gas inlet 112. In the above embodiment, as shown in fig. 3, the oil guiding structure 140 is configured as a curved structure, and since at least a portion of the oil-gas separation system is located above the oil guiding structure 140, the oil separated from the portion of the oil-gas separation system falls on the oil guiding structure 140 and flows to the oil-gas inlet 112 to flow out through the oil-gas inlet 112. The advantage of setting up like this is, the fluid of partly separation of direct discharge in oil gas entry 112 department to reduce original machine oil carrying capacity, alleviate pressure for subsequent oil gas, reduce the load that follow-up separation fluid was discharged, promote the holistic separation effect of oil and gas separator.
Specifically, the oil-gas separation system includes a coarse separation unit 150 and a fine separation unit 160, the oil return port includes a coarse separation oil return port 114 and a fine separation oil return port 115, and the coarse separation unit 150, the coarse separation oil return port 114, the fine separation unit 160 and the fine separation oil return port 115 are sequentially arranged along the flow direction of oil gas. The oil-gas separation effect can be further improved by providing the coarse separation unit 150 and the fine separation unit 160.
In the above embodiment, specifically, a portion of the coarse separation unit 150 near the oil gas inlet 112 is disposed above the oil guiding structure 140.
In an embodiment of the present invention, as shown in fig. 3, the oil-gas separator is further provided with a step structure 170, and the step structure 170 is disposed on the top wall of the separation cavity 111 above the fine separation oil return port 115. When oil gas through the top of smart separation oil return opening 115, stair structure 170 can be touch to oil gas, and later oil gas can change the direction rapidly, and the fluid that contains the area in the oil gas can be because the sudden change of speed, direction is separated once more, falls into in the smart separation oil return opening 115 to promote the separation performance.
As shown in fig. 4 and 5, the present invention further provides an engine assembly, which includes an engine and the above-mentioned gas-oil separator 100; the engine includes a valve chamber cover 200; the housing 110 of the oil separator 100 is disposed on the intake side 210 of the valve chamber cover 200, and the oil-air inlet 112 of the housing 110 protrudes through the valve chamber cover 200 into the engine interior. Because the utility model discloses an oil and gas separator 100 arranges the side 210 departments that admit air at valve chamber shroud 200, and booster heat source need not be born to this oil and gas separator 100 to holistic manufacturing degree of difficulty has been reduced.
Further, oil gas entry 112 is the open structure of trilateral sealed one side, and the uncovered orientation of oil gas entry 112 deviates from the camshaft 300's of engine direction to the lubricated region of splashing of camshaft 300 has been avoided, can reduce the machine oil that enters into oil and gas separator 100 inside through oil gas entry 112.
In order to ensure oil return, in an embodiment of the present invention, an oil return port of the oil separator 100 passes through the valve chamber cover 200 and extends into the engine, and the oil return port is disposed between two adjacent cams 310 on the camshaft 300 of the engine.
Specifically, the rough separation oil return port 114 and the fine separation oil return port 115 are respectively arranged in a gap between two adjacent cams 310, so that a sufficient space is provided for arranging an oil return structure of the oil-gas separator 100 to be large enough, the oil return height is increased, and oil return is ensured.
Further, the housing 110 of the oil-gas separator 100 is further provided with a reinforcing rib, so that the strength of the oil-gas separator 100 can be improved, and the bolt force can be better transmitted to the joint surface of the oil-gas separator 100 and the valve chamber cover 200, thereby enhancing the sealing effect.
The utility model also provides a vehicle, the vehicle includes foretell engine assembly.
The utility model discloses a vehicle is the same with above-mentioned oil and gas separator, the advantage that above-mentioned engine assembly has for prior art, no longer gives unnecessary details here.
The preferred embodiments of the present invention have been described in detail with reference to the accompanying drawings, but the present invention is not limited thereto. In the technical idea scope of the present invention, it is possible to provide a solution of the present invention with a plurality of simple modifications to avoid unnecessary repetition, and the present invention is not described separately for various possible combinations. These simple variations and combinations should also be considered as disclosed in the present invention, all falling within the scope of protection of the present invention.
Claims (10)
1. The oil-gas separator is characterized by comprising a shell (110), an oil-gas separation system and an oil-gas discharge pipe (120);
a separation cavity (111) is formed in the shell (110), the shell (110) is provided with an oil-gas inlet (112), an oil-gas outlet (113) and an oil return port which are respectively communicated with the separation cavity (111), the oil-gas outlet (113) is arranged at the top of the shell (110), and the oil return port is arranged at the bottom of the shell (110);
the oil-gas separation system is arranged in the separation cavity (111) and is arranged upstream of the oil return port along the flow direction of oil gas;
the oil gas discharge pipe (120) is communicated with the oil gas outlet (113) and extends upwards along the vertical direction.
2. Oil separator according to claim 1, characterized in that it comprises an oil baffle structure (130), said oil baffle structure (130) being arranged at the edge of the oil gas outlet (113) and being located in the separation chamber (111), said oil baffle structure (130) extending downwards in a vertical direction.
3. Oil separator in accordance with claim 1 or 2, characterized in that it comprises an oil guiding structure (140) arranged at the oil gas inlet (112) and in the separation chamber (111), the oil gas separation system being arranged at least partly above the oil guiding structure (140), the oil guiding structure (140) being configured to be able to guide oil to the oil gas inlet (112).
4. Oil-gas separator according to claim 3, characterized in that the oil-gas separation system comprises a coarse separation unit (150) and a fine separation unit (160), the oil return comprises a coarse separation oil return (114) and a fine separation oil return (115), and the coarse separation unit (150), the coarse separation oil return (114), the fine separation unit (160) and the fine separation oil return (115) are arranged in sequence along the flow direction of oil-gas.
5. Oil separator according to claim 4, characterized in that the part of the coarse separation unit (150) close to the oil gas inlet (112) is arranged above the oil guiding structure (140).
6. Oil separator according to claim 4, characterized in that it is provided with a step structure (170), said step structure (170) being arranged on the top wall of the separation chamber (111) above the fine separation oil return (115).
7. An engine assembly, characterized in that it comprises an engine and an oil-gas separator (100) according to any one of claims 1-6;
the engine comprises a valve chamber cover (200); the shell (110) of the oil-gas separator (100) is arranged on the air inlet side (210) of the valve chamber cover cap (200), and an oil-gas inlet (112) of the shell (110) penetrates through the valve chamber cover cap (200) and extends into the engine.
8. The engine assembly of claim 7, characterized in that the oil and gas inlet (112) is disposed away from a camshaft (300) of the engine.
9. The engine assembly according to claim 7 or 8, characterized in that an oil return of the gas-oil separator (100) passes through the valve chamber cover (200) and protrudes into the engine interior, the oil return being provided between two adjacent cams (310) on a camshaft (300) of the engine.
10. A vehicle, characterized in that it comprises an engine assembly according to any one of claims 7-9.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021596211.3U CN213039346U (en) | 2020-08-04 | 2020-08-04 | Oil-gas separator, engine assembly and vehicle |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021596211.3U CN213039346U (en) | 2020-08-04 | 2020-08-04 | Oil-gas separator, engine assembly and vehicle |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN213039346U true CN213039346U (en) | 2021-04-23 |
Family
ID=75530447
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202021596211.3U Active CN213039346U (en) | 2020-08-04 | 2020-08-04 | Oil-gas separator, engine assembly and vehicle |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN213039346U (en) |
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2020
- 2020-08-04 CN CN202021596211.3U patent/CN213039346U/en active Active
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