CN200996311Y - Oil-vapour separater of crankshaft case - Google Patents
Oil-vapour separater of crankshaft case Download PDFInfo
- Publication number
- CN200996311Y CN200996311Y CN 200720033927 CN200720033927U CN200996311Y CN 200996311 Y CN200996311 Y CN 200996311Y CN 200720033927 CN200720033927 CN 200720033927 CN 200720033927 U CN200720033927 U CN 200720033927U CN 200996311 Y CN200996311 Y CN 200996311Y
- Authority
- CN
- China
- Prior art keywords
- detached body
- hole
- detached
- upper wall
- cavity
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Fee Related
Links
- 238000000926 separation method Methods 0.000 claims abstract description 22
- 239000003921 oil Substances 0.000 claims description 27
- 238000005452 bending Methods 0.000 claims description 6
- 230000013011 mating Effects 0.000 claims description 5
- 238000007789 sealing Methods 0.000 claims description 3
- 239000007789 gas Substances 0.000 description 23
- 230000000694 effects Effects 0.000 description 5
- 239000010721 machine oil Substances 0.000 description 5
- 238000000034 method Methods 0.000 description 2
- 239000000203 mixture Substances 0.000 description 2
- 230000000630 rising effect Effects 0.000 description 2
- 238000009423 ventilation Methods 0.000 description 2
- 239000004215 Carbon black (E152) Substances 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000002485 combustion reaction Methods 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 229930195733 hydrocarbon Natural products 0.000 description 1
- 150000002430 hydrocarbons Chemical class 0.000 description 1
- 238000005461 lubrication Methods 0.000 description 1
- 239000002912 waste gas Substances 0.000 description 1
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 1
Images
Landscapes
- Lubrication Details And Ventilation Of Internal Combustion Engines (AREA)
- Cylinder Crankcases Of Internal Combustion Engines (AREA)
Abstract
The utility model relates to the a kind of crankcase for oil and gas separation, including cover (1) and separator (2). Between the cover and the separator, there is a chamber with sealed circumambience. The upper wall (13) and the bottom wall (14) of the separator respectively have more than two holes leading to the chamber. In the chamber, several clapboards (8) divide the chamber into several parts. On the upper wall (13), there is at least one hole with negative pressure connecting to the main intake air pipe, which allows to form a labyrinth-like pipe cluster for oil and gas between the main intake air pipe and the hole on the bottom wall of the separator.
Description
Technical field
The utility model relates to a kind of crankcase oils air separation.
Background technique
Motor requires oil gas effectively to separate in the course of the work, at present common having directly is transported to the intake manifold to the oil gas of crankcase by connecting flexible pipe, at the middle part that connects flexible pipe one deaerator is installed, such structure makes the cylinder body complicated integral structure, and oil gas separation is poor; For simplified structure, integrated simple vertical several gas channels on cylinder body, the lower end of each gas channel is communicated with the crankcase ventilation mouth, and valve chamber cover is led in the upper end of each gas channel.Such structure can not reach the effect of Oil-gas Separation.
The model utility content
Technical problem to be solved in the utility model is: a kind of crankcase oils air separation is provided, and this crankcase oils air separation is simple in structure, has the effect of good Oil-gas Separation.
For solving described technical problem, the technical solution of the utility model is: a kind of crankcase oils air separation, comprise cover plate and detached body, has cavity between cover plate and the detached body, the mating face sealing of the periphery of cavity, detached body upper wall and detached body lower wall have the plural through hole that is communicated with cavity respectively, be provided with a plurality of dividing plates that cavity is cut apart in the described cavity, through hole with negative pressure is set on the detached body upper wall at least is communicated with, form the oil gas runner of labyrinth-like between the through hole of intake manifold and detached body lower wall with the intake manifold.
Have three through holes on the described detached body upper wall, the Vertical direction of each through hole of detached body lower wall respectively has a through hole, the described through hole with negative pressure that is communicated with the intake manifold is one, it is positioned at the middle part of detached body upper wall, have respectively between per two through holes of described detached body upper wall be connected with the detached body upper wall every, the lower end of each dividing plate has the gap that gas stream is crossed to middle part bending and detached body lower wall.
Have three through holes on the described detached body upper wall, the Vertical direction of each through hole of detached body lower wall respectively has a through hole, the described through hole with negative pressure that is communicated with the intake manifold is one, it is positioned at the middle part of detached body upper wall, has the dividing plate that is connected with the detached body upper wall respectively between per two through holes of described detached body upper wall, the lower end of one of them dividing plate has the gap that gas stream is crossed between middle part bending and detached body lower wall, another dividing plate links to each other with the detached body lower wall.
Described detached body is the foundry goods that forms one with cylinder body.
Has sealer between the mating face of described cover plate and detached body.
Has bolt spaced apart around described cover plate and the detached body.
Described cover plate is a stamping part, and the one side that engages with detached body of cover plate has the cavity that adapts with described cavity.
The utility model adopts such structure, and beneficial effect is: the machine oil of rising gas mixture and backflow reaches good Oil-gas Separation and draught effect through different passages; Simple in structure, technology is simple, is convenient to make; Do not increase product cost.
Description of drawings
Engaging accompanying drawing below is described in further detail the utility model crankcase oils air separation:
Fig. 1 is the structural representation of the utility model crankcase oils air separation;
Fig. 2 is an A-A cross-sectional schematic shown in Figure 1;
Fig. 3 is a B-B cross-sectional schematic shown in Figure 1;
Fig. 4 is a C-C cross-sectional schematic shown in Figure 1;
Fig. 5 is a D-D cross-sectional schematic shown in Figure 1;
In Fig. 1 to Fig. 5,1, cover plate; 2, detached body; 3, sealer; 4, bolt; 5, go up hole I; 6, go up hole II; 7, go up hole III; 8, dividing plate; 10, following hole I; 11, following hole II; 12, following hole III; 13, detached body upper wall; 14, detached body lower wall; 15, gas channel; 16, gas channel.
Embodiment
As shown in Figure 1, the crankcase oils air separation, comprise cover plate 1, detached body 2, form cavity between cover plate 1 and the detached body 2, cover plate 1 is stamping part or foundry goods, the one side that engages with detached body 2 of cover plate 1 has the cavity that adapts with the detached body cavity, has bolt spaced apart 4 around cover plate 1 and the detached body 2, and detached body 2 is the foundry goods that forms one with cylinder body; The cover plate 1 of the periphery of cavity and the mating face between the detached body 2 are by sealer 3 sealings, have a plurality of dividing plates 8 that cavity are divided into labyrinth-like in the cavity, detached body upper wall 13 has last hole I5, goes up hole II6, goes up hole III7, detached body upper wall 13 is near an end of cylinder cap, the Vertical direction of detached body lower wall 14 has following hole I10, following hole II11, following hole III12, and it is near an end of oil sump.There is certain negative pressure in hole II6 on the middle part on being positioned at, is communicated with the intake manifold.Has the dividing plate 8 that is connected with the upper wall of detached body between per two holes of detached body upper wall, the lower end of a dividing plate 8 has the gap that gas stream is crossed to the lower wall of middle part bending and detached body, another shelf 8 links to each other with detached body lower wall 14, the lower end that this dividing plate 8 also can be made dividing plate has the shape in the gap that gas stream crosses to middle part bending and detached body lower wall 14, the intake manifold who is communicated with last hole II6 and the following hole I10 of detached body lower wall 14, forms the oil gas runner 15,16 of labyrinth-like between the II11 of hole down.
Gas in the crankcase mainly is from hole I10 and following hole II11 enter this device down, and along the diagram labyrinth channel enter the intake manifold from last hole II6, oil gas can reach good oil gas separation after through the labyrinth, and dividing plate all has certain angle of inclination to the oil sump direction, guarantees good oil return effect.Machine oil on the cylinder cap enters hole I5 and last hole III7 is back in the crankcase by the passage that is different from air-flow.Make the gas mixture and the different passage of backflow machine oil process of rising by this device, reach good Oil-gas Separation and draught effect, both can avoid machine oil to enter combustion system by crankcase ventilation system, can make not clean-burning hydrocarbon, water vapour, waste gas etc. in time discharge lubrication system again, avoid corroding machine oil, destroy oil circuit.
The utility model is not limited to said structure, detached body can for the cylinder body separated structures, the hole that detached body upper wall and detached body lower wall are communicated with cavity respectively can be several, the hole with negative pressure that is communicated with the intake manifold also can be for more than two.
Claims (7)
1, a kind of crankcase oils air separation, comprise cover plate (1) and detached body (2), has cavity between cover plate (1) and the detached body (2), the mating face sealing of the periphery of cavity, detached body upper wall (13) and detached body lower wall (14) have the plural through hole that is communicated with cavity respectively, it is characterized in that: be provided with a plurality of dividing plates that cavity is cut apart (8) in the described cavity, through hole with negative pressure is set on the detached body upper wall (13) at least is communicated with, form the oil gas runner of labyrinth-like between the through hole of intake manifold and detached body lower wall (14) with the intake manifold.
2, crankcase oils air separation according to claim 1, it is characterized in that: have three through holes on the described detached body upper wall (13), the Vertical direction of each through hole of detached body lower wall (14) respectively has a through hole, the described through hole with negative pressure that is communicated with the intake manifold is one, it is positioned at the middle part of detached body upper wall (13), have the dividing plate (8) that is connected with detached body upper wall (13) respectively between per two through holes of described detached body upper wall (13), the lower end of each dividing plate (8) has the gap that gas stream is crossed to middle part bending and detached body lower wall (14).
3, crankcase oils air separation according to claim 1, it is characterized in that: have three through holes on the described detached body upper wall (13), the Vertical direction of each through hole of detached body lower wall (14) respectively has a through hole, the described through hole with negative pressure that is communicated with the intake manifold is one, it is positioned at the middle part of detached body upper wall (13), has the dividing plate (8) that is connected with detached body upper wall (13) respectively between per two through holes of described detached body upper wall (13), the lower end of one of them dividing plate (8) has the gap that gas stream is crossed between middle part bending and detached body lower wall (14), another dividing plate (8) links to each other with detached body lower wall (14).
4, according to claim 1 or 2 or 3 described crankcase oils air separations, it is characterized in that: described detached body (2) is the foundry goods that forms one with cylinder body.
5, crankcase oils air separation according to claim 4 is characterized in that: have sealer between the mating face of described cover plate (1) and detached body (2).
6, crankcase oils air separation according to claim 5 is characterized in that: have bolt spaced apart (4) around described cover plate (1) and the detached body (2).
7, crankcase oils air separation according to claim 6 is characterized in that: described cover plate (1) is a stamping part, and the one side that engages with detached body (2) of cover plate (1) has the cavity that adapts with described cavity.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 200720033927 CN200996311Y (en) | 2007-01-29 | 2007-01-29 | Oil-vapour separater of crankshaft case |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 200720033927 CN200996311Y (en) | 2007-01-29 | 2007-01-29 | Oil-vapour separater of crankshaft case |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN200996311Y true CN200996311Y (en) | 2007-12-26 |
Family
ID=38994741
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 200720033927 Expired - Fee Related CN200996311Y (en) | 2007-01-29 | 2007-01-29 | Oil-vapour separater of crankshaft case |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN200996311Y (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105443195A (en) * | 2014-09-24 | 2016-03-30 | 铃木株式会社 | Oil separator structure for an internal combustion engine |
-
2007
- 2007-01-29 CN CN 200720033927 patent/CN200996311Y/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105443195A (en) * | 2014-09-24 | 2016-03-30 | 铃木株式会社 | Oil separator structure for an internal combustion engine |
| CN105443195B (en) * | 2014-09-24 | 2018-03-16 | 铃木株式会社 | The oil separating structure of internal combustion engine |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C56 | Change in the name or address of the patentee |
Owner name: SAIC CHERY AUTOMOBILE CO., LTD. Free format text: FORMER NAME OR ADDRESS: QIRUI AUTOMOBILE CO., LTD. |
|
| CP03 | Change of name, title or address |
Address after: No. 8, Changchun Road, Wuhu economic and Technological Development Zone, Anhui 241009, China Patentee after: Saic Chery Automobile Co., Ltd. Address before: No. 8, Changchun Road, Wuhu economic and Technological Development Zone, Anhui 241009, China Patentee before: Qirui Automobile Co., Ltd. |
|
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20071226 Termination date: 20130129 |