CN204646442U - A kind of structure of automobile engine cylinder head casing lid Oil-gas Separation - Google Patents
A kind of structure of automobile engine cylinder head casing lid Oil-gas Separation Download PDFInfo
- Publication number
- CN204646442U CN204646442U CN201520248105.9U CN201520248105U CN204646442U CN 204646442 U CN204646442 U CN 204646442U CN 201520248105 U CN201520248105 U CN 201520248105U CN 204646442 U CN204646442 U CN 204646442U
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- Prior art keywords
- oil
- gas separation
- separation chamber
- plate
- baffle
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- Lubrication Details And Ventilation Of Internal Combustion Engines (AREA)
Abstract
The utility model relates to automotive engine applications, especially a kind of structure of automobile engine cylinder head casing lid Oil-gas Separation.It is primarily of bonnet body and cover plate composition, bonnet body is connected with cover plate one and jointly surrounds oil-gas separation chamber, cover plate or bonnet body are formed with dividing plate, oil-gas separation chamber is divided into the first oil-gas separation chamber and the second oil-gas separation chamber by dividing plate, cover plate has entrance, bonnet body has export unit assemblage, dividing plate offers tap hole, tap hole is communicated with the first oil-gas separation chamber and the second oil-gas separation chamber; First group of baffle plate is distributed with in first oil-gas separation chamber; Second group of baffle plate is distributed with in second oil-gas separation chamber.Its technique is simple, utilize the design of the combination of porous skimming baffle and two groups of baffle combination to extend the flow path of oil gas air-flow, improve the efficiency of separation, original channel space carries out design improvement, can not have an impact to the space layout of engine bonnet, compact structure.
Description
Technical field
The utility model relates to automotive engine applications, especially a kind of structure of automobile engine cylinder head casing lid Oil-gas Separation.
Background technique
Due to the restriction in space in automobile engine cylinder head casing lid, the gas channel of the gas oil separation structure of existing labyrinth baffle plate is shorter, in working procedure, oil gas flowing stroke too short, cause separation effect lower, be the oil droplet of 7um ~ 10um for olesome particle diameter, separation effect is only 79% ~ 83% interval, be the oil droplet of 3um ~ 6um for olesome particle diameter, separation effect is only 67 ~ 70% intervals, be the oil droplet of 0.5um ~ 1um for olesome particle diameter, separation effect is only 59% ~ 61% interval, affects engine performance.
Model utility content
The utility model is intended to solve the problem, provide a kind of structure of automobile engine cylinder head casing lid Oil-gas Separation, its technique is simple, the design of the combination of porous skimming baffle and two groups of baffle combination is utilized to extend the flow path of oil gas air-flow, improve the efficiency of separation, original channel space carries out design improvement, can not have an impact to the space layout of engine bonnet, compact structure, its technological scheme adopted is as follows:
A kind of structure of automobile engine cylinder head casing lid Oil-gas Separation, it is characterized in that: it is primarily of bonnet body and cover plate composition, described bonnet body adopts vibration friction welding to be connected with cover plate one and the inwall of bonnet body and cover plate surrounds oil-gas separation chamber jointly, described cover plate or bonnet body are formed with dividing plate, described dividing plate is arranged in oil-gas separation chamber, length direction along oil-gas separation chamber arranges and oil-gas separation chamber is divided into the first oil-gas separation chamber and the second oil-gas separation chamber, described cover plate has the entrance entering the first oil-gas separation chamber for oil gas, described bonnet body has the export unit assemblage that the second oil-gas separation chamber discharged by air feed, described entrance and exit assembly is positioned at the same side, described dividing plate offers tap hole on the direction deviating from entrance, described tap hole is communicated with the first oil-gas separation chamber and the second oil-gas separation chamber, be distributed with in described first oil-gas separation chamber and oil gas can be made to make first group of baffle plate of S shape flowing at the first oil-gas separation chamber, be distributed with in described second oil-gas separation chamber and oil gas can be made to make second group of baffle plate of S shape flowing at the first oil-gas separation chamber.
On technique scheme basis, in described first oil-gas separation chamber, there is porous skimming baffle, described porous skimming baffle is made up of front screen and backboard, and described front screen and backboard offer several Oil-gas Separation holes, and described porous skimming baffle is positioned near ingress.
On technique scheme basis, described first group of baffle plate is integrally formed on bonnet body or cover plate, and described second group of baffle plate is integrally formed on bonnet body or cover plate.
On technique scheme basis, described porous skimming baffle is integrally formed on bonnet body or cover plate.
On technique scheme basis, described first group of baffle plate is interlocked from right to left successively by the first baffle plate, second baffle, third gear plate, fourth gear plate, arrangement is formed, described second group of baffle plate is interlocked from left to right successively by fifth gear plate, sixth gear plate, the 7th baffle plate and the 8th baffle plate, arrangement is formed, described entrance and exit assembly is positioned at the right side of the first baffle plate, described tap hole is positioned at the left side of fourth gear plate, and described porous skimming baffle is positioned at the right side of the first baffle plate.
The utility model tool has the following advantages:
(1) utilize U-shaped channel design, extend the flow path of oil gas air-flow, improve the efficiency of separation, original channel space carries out design improvement, can not have an impact to the space layout of engine bonnet, compact structure.
(2) olesome particle diameter is that the oil droplet of 7um ~ 10um would have been completed separation at porous skimming baffle, and separation effect is interval up to 98% ~ 100%.
(3) design of porous skimming baffle Combination Design and two groups of baffle combination, olesome particle diameter is that the oil droplet separation effect of 0.5um ~ 1um can reach 94% ~ 97% interval.
Accompanying drawing explanation
Fig. 1: assembly structure schematic diagram of the present utility model;
The A-A of Fig. 2: Fig. 1 is to cross-sectional view;
In Fig. 3: Fig. 1, bonnet body looks up structural representation;
The plan structure schematic diagram of Fig. 4: Fig. 1 cover plate;
The structure for amplifying schematic diagram of C part in Fig. 5: Fig. 3;
Embodiment
Below in conjunction with accompanying drawing and example, the utility model is described in further detail:
As shown in Figures 1 to 5, a kind of structure of automobile engine cylinder head casing lid Oil-gas Separation, it is characterized in that: it forms primarily of bonnet body 1 and cover plate 2, described bonnet body 1 adopts vibration friction welding to be connected with cover plate 2 one and bonnet body 1 surrounds oil-gas separation chamber 3 jointly with the inwall of cover plate 2, described cover plate 2 or bonnet body 1 are formed with dividing plate 8, described dividing plate 8 is arranged in oil-gas separation chamber 3, length direction along oil-gas separation chamber 3 arranges and oil-gas separation chamber 3 is divided into the first oil-gas separation chamber 3-1 and the second oil-gas separation chamber 3-2, described cover plate 2 has the entrance 10 entering the first oil-gas separation chamber 3-1 for oil gas, described bonnet body 1 has the export unit assemblage 20 that the second oil-gas separation chamber 3-2 discharged by air feed, described entrance 10 and export unit assemblage 20 are positioned at the same side, described dividing plate 8 offers tap hole 9 on the direction deviating from entrance 10, described tap hole 9 is communicated with the first oil-gas separation chamber 3-1 and the second oil-gas separation chamber 3-2, be distributed with in described first oil-gas separation chamber 3-1 and oil gas can be made to make first group of baffle plate 12 of S shape flowing (being make on-rectilinear movement accurate) at the first oil-gas separation chamber 3-1, be distributed with in described second oil-gas separation chamber 3-2 and oil gas can be made to make second group of baffle plate 15 of S shape flowing at the first oil-gas separation chamber 3-2, the object of above-mentioned design is: make oil gas enter the first oil-gas separation chamber 3-1 successively by entering the second oil-gas separation chamber 3-2 by tap hole 9 after first group of baffle plate 12 by entrance 10, discharged by export unit assemblage 20 after being completed by second group of baffle plate 15 mask work successively, described tap hole 9 can be multiple, the flow path of oil gas air-flow is grown, can not be had an impact to the space layout of engine bonnet, compact structure, separation effect is high.
Preferably, in described first oil-gas separation chamber 3-1, there is porous skimming baffle 11, described porous skimming baffle 11 is made up of front screen 11-1 and backboard 11-2, described front screen 11-1 and backboard 11-2 offers several Oil-gas Separation holes, described porous skimming baffle 11 is positioned near entrance 10 place.
Wherein, described first group of baffle plate 12 is integrally formed on bonnet body 1 or cover plate 2, and described second group of baffle plate 15 is integrally formed on bonnet body 1 or cover plate 2.
Wherein, described porous skimming baffle 11 is integrally formed on bonnet body 1 or cover plate 2.
Here it should be noted that, following noun of locality left and right is all define for benchmark with the view shown in Fig. 3, should be appreciated that the protection domain that the use of the described noun of locality should not limit the application and asks.
As shown in Figure 3, further, described first group of baffle plate 12 is by the first baffle plate 12-1, second baffle 12-2, third gear plate 12-3, fourth gear plate 12-4 from right to left successively staggered (refer to formed between the internal face of each baffle plate and bonnet body 1 breach 16 not on the same line), arrangement is formed, described second group of baffle plate 15 is by fifth gear plate 15-1, sixth gear plate 15-2, 7th baffle plate 15-3 and the 8th baffle plate 15-4 from left to right successively staggered (refer to formed between the internal face of each baffle plate and bonnet body 1 breach 16 not on the same line), arrangement is formed, above-mentioned is staggered, arrangement refers to staggered and arranges, described entrance 10 and export unit assemblage 20 are positioned at the right side of the first baffle plate 12-1, described tap hole 9 is positioned at the left side of fourth gear plate 12-4, described porous skimming baffle 11 is positioned at the right side of the first baffle plate 12-1.
Be illustrated the utility model by way of example above, but the utility model is not limited to above-mentioned specific embodiment, all any changes of doing based on the utility model or modification all belong to the claimed scope of the utility model.
Claims (5)
1. the structure of an automobile engine cylinder head casing lid Oil-gas Separation, it is characterized in that: it is primarily of bonnet body (1) and cover plate (2) composition, described bonnet body (1) adopts vibration friction welding to be connected with cover plate (2) one and bonnet body (1) surrounds oil-gas separation chamber (3) jointly with the inwall of cover plate (2), described cover plate (2) or bonnet body (1) are formed with dividing plate (8), described dividing plate (8) is arranged in oil-gas separation chamber (3), length direction along oil-gas separation chamber (3) arranges and oil-gas separation chamber (3) is divided into the first oil-gas separation chamber (3-1) and the second oil-gas separation chamber (3-2), described cover plate (2) has the entrance (10) entering the first oil-gas separation chamber (3-1) for oil gas, described bonnet body (1) has the export unit assemblage (20) that the second oil-gas separation chamber (3-2) discharged by air feed, described entrance (10) and export unit assemblage (20) are positioned at the same side, described dividing plate (8) offers tap hole (9) on the direction deviating from entrance (10), described tap hole (9) is communicated with the first oil-gas separation chamber (3-1) and the second oil-gas separation chamber (3-2), be distributed with in described first oil-gas separation chamber (3-1) and oil gas can be made to do first group of baffle plate (12) of S shape flowing at the first oil-gas separation chamber (3-1), be distributed with in described second oil-gas separation chamber (3-2) and oil gas can be made to do second group of baffle plate (15) of S shape flowing at the first oil-gas separation chamber (3-2).
2. the structure of a kind of automobile engine cylinder head casing lid Oil-gas Separation according to claim 1, it is characterized in that: in described first oil-gas separation chamber (3-1), there is porous skimming baffle (11), described porous skimming baffle (11) is made up of front screen (11-1) and backboard (11-2), described front screen (11-1) and backboard (11-2) offer several Oil-gas Separation holes, and described porous skimming baffle (11) is positioned near entrance (10) place.
3. the structure of a kind of automobile engine cylinder head casing lid Oil-gas Separation according to claim 1, it is characterized in that: described first group of baffle plate (12) is integrally formed on bonnet body (1) or cover plate (2), described second group of baffle plate (15) is integrally formed on bonnet body (1) or cover plate (2).
4. the structure of a kind of automobile engine cylinder head casing lid Oil-gas Separation according to claim 2, is characterized in that: described porous skimming baffle (11) is integrally formed on bonnet body (1) or cover plate (2).
5. the structure of a kind of automobile engine cylinder head casing lid Oil-gas Separation according to claim 2, it is characterized in that: described first group of baffle plate (12) is by the first baffle plate (12-1), second baffle (12-2), third gear plate (12-3), fourth gear plate (12-4) interlocks from right to left successively, arrangement is formed, described second group of baffle plate (15) is by fifth gear plate (15-1), sixth gear plate (15-2), 7th baffle plate (15-3) and the 8th baffle plate (15-4) interlock from left to right successively, arrangement is formed, described entrance (10) and export unit assemblage (20) are positioned at the right side of the first baffle plate (12-1), described tap hole (9) is positioned at the left side of fourth gear plate (12-4), described porous skimming baffle (11) is positioned at the right side of the first baffle plate (12-1).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520248105.9U CN204646442U (en) | 2015-04-22 | 2015-04-22 | A kind of structure of automobile engine cylinder head casing lid Oil-gas Separation |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520248105.9U CN204646442U (en) | 2015-04-22 | 2015-04-22 | A kind of structure of automobile engine cylinder head casing lid Oil-gas Separation |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN204646442U true CN204646442U (en) | 2015-09-16 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201520248105.9U Expired - Fee Related CN204646442U (en) | 2015-04-22 | 2015-04-22 | A kind of structure of automobile engine cylinder head casing lid Oil-gas Separation |
Country Status (1)
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|---|---|
| CN (1) | CN204646442U (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107489484A (en) * | 2016-08-18 | 2017-12-19 | 宝沃汽车（中国）有限公司 | A kind of oil-gas separating device for engine and engine |
| CN109424388A (en) * | 2017-09-04 | 2019-03-05 | 上海汽车集团股份有限公司 | Engine pack with crankcase oil gas separation system |
| CN111237080A (en) * | 2020-03-05 | 2020-06-05 | 北京致行慕远科技有限公司 | Engine and all-terrain vehicle |
-
2015
- 2015-04-22 CN CN201520248105.9U patent/CN204646442U/en not_active Expired - Fee Related
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107489484A (en) * | 2016-08-18 | 2017-12-19 | 宝沃汽车（中国）有限公司 | A kind of oil-gas separating device for engine and engine |
| CN107489484B (en) * | 2016-08-18 | 2019-07-19 | 北汽福田汽车股份有限公司 | A kind of oil-gas separating device for engine and engine |
| CN109424388A (en) * | 2017-09-04 | 2019-03-05 | 上海汽车集团股份有限公司 | Engine pack with crankcase oil gas separation system |
| CN109424388B (en) * | 2017-09-04 | 2020-10-16 | 上海汽车集团股份有限公司 | Engine assembly with crankcase oil-gas separation system |
| CN111237080A (en) * | 2020-03-05 | 2020-06-05 | 北京致行慕远科技有限公司 | Engine and all-terrain vehicle |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20150916 Termination date: 20160422 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |