CN206274010U - A kind of machine oil structure in escape engine crankcase waste gas - Google Patents
A kind of machine oil structure in escape engine crankcase waste gas Download PDFInfo
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- CN206274010U CN206274010U CN201621377803.XU CN201621377803U CN206274010U CN 206274010 U CN206274010 U CN 206274010U CN 201621377803 U CN201621377803 U CN 201621377803U CN 206274010 U CN206274010 U CN 206274010U
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- oil
- plate
- tornadotron
- gas
- single flow
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Abstract
The utility model discloses the machine oil structure in a kind of escape engine crankcase waste gas, including oil-gas separation chamber upper shell and gs-oil separator bottom of chamber plate, single flow tornadotron arrangement architecture bottom is installed in the first fitting recess, gs-oil separator bottom of chamber plate just to single flow tornadotron arrangement architecture has one piece of rear surface perpendicular to gs-oil separator bottom of chamber plate, and gap is left between rear surface upper end and oil-gas separation chamber upper shell lower surface.The utility model can efficiently separate the machine oil in engine blow-by gas by new arranged type straight-flow cyclone, and the oil gas after separation clashes into plastic plate, metallic plate and completes secondary separation again.The current existing isolating construction of contrast, this isolating construction is high to machine oil separative efficiency；Process is simple, main separation module can directly injection moulding；Compact conformation；It is capable of achieving modularized design, application.
Description
Technical field
The utility model is applied to field of internal combustion engine, and in particular to the machine oil knot in a kind of escape engine crankcase waste gas
Structure.
Background technology
Contain more machine oil in crank case of internal combustion engine waste gas and participate in burning, it is necessary to be separated to waste gas and enter combustion chamber again
Interior circulation.
If machine oil separating effect is not good, I. C. engine oil consumption can increase, that is, produce burn oil phenomenon, pollution supercharging
Device, combustion chamber, decline engine economy, and increase risk for knock.And machine oil is separated and is not easily caused deterioration of emission thoroughly, is urged
The agent lost of life.
Therefore the gas and oil separating plant that internal combustion engine has design special is separated to machine oil content in waste gas.
The crank case oil gas disengaging gear of existing internal combustion engine, its structure one is iris type gas oil separation structure.Such as Fig. 1, every
Plate interlaced arrangement, air-flow flows wherein, clash into after machine oil separate under gravity.
Fig. 2 is reverse-flow whirlwind gas oil separation structure, and air-flow produces larger centrifugal force, machine oil to be thrown to wall in cyclone cylinder
Upper attachment is separated.
Fig. 3 is porous plate impacting type gas oil separation structure figure, and air-flow produces larger flow velocity in porous plate, then strikes
Separated on rear end wall (plastic plate or metallic plate).
Iris type structural disadvantages：Shortcoming one is poor separating effect, the oil droplet of greater particle size can only be separated, for small particle
Oil droplet (general less than 2 microns) cannot be separated.Individually iris type structure has been difficult to meet the requirement of Modern Internal-Combustion Engine at present.Lack
Point two is that iris type needs more arrangement space.
Reverse-flow cyclone separating structure：This isolating construction separative efficiency is higher, and shortcoming one is difficult to integrate into plastic cylinder cover
On, shortcoming two is gas flow resistance higher, and adverse effect is brought to engine crankcase Stress control.Shortcoming three be need compared with
Many arrangement spaces.
Porous plate impacting type structure：Space is more compact, has the disadvantage that separative efficiency is general, between iris type and reverse-flow rotation
Between wind is separated, still cannot be efficiently separated for small particle oil droplet (less than 1 micron).
Utility model content
The utility model one is to solve the problems, such as that iris type structure, porous plate impacting type structure oil-gas separation efficiency are too low；
Two is that gas flow resistance is larger under the oil-gas separation efficiency for solving the problems, such as that reverse-flow cyclone structure is higher, and manufacturability compared with
Complicated problem；Three is that to solve the problems, such as that iris type and reverse-flow cyclone separating structure take up room excessive, by increased
Single flow tornadotron, machine oil is separated by centrifugal action, improves separative efficiency.
The utility model is achieved through the following technical solutions：A kind of machine oil in escape engine crankcase waste gas
Structure, including oil-gas separation chamber upper shell and gs-oil separator bottom of chamber plate, have assembling direct current on the plate of gs-oil separator bottom of chamber
First fitting recess of formula tornadotron arrangement architecture and assembling oil-gas separation chamber upper shell, single flow tornadotron arrangement architecture bottom
It is installed in the first fitting recess, its upper end is snapped into the second fitting recess of oil-gas separation chamber upper shell lower end, just to single flow
The gs-oil separator bottom of chamber plate of tornadotron arrangement architecture has one piece of rear surface perpendicular to gs-oil separator bottom of chamber plate, rear surface
Gap is left between upper end and oil-gas separation chamber upper shell lower surface.
Used as preferred technical scheme, the single flow tornadotron arrangement architecture includes a fixed plate, in the fixed plate
Cloth is provided with more than one single flow tornadotron, and more than one single flow tornadotron level is through the fixed plate to fixation
The other end of plate, the air outlet of more than one single flow tornadotron is rectified to rear surface.
Used as preferred technical scheme, more than one single flow tornadotron includes a round tube, the round tube two ends
Opening, inside is mounted on diversion component.
Used as preferred technical scheme, the diversion component includes being arranged at the two panels or two panels of circular inner axial tube arrangement
Above guide vane and diversion column.
Used as preferred technical scheme, the guide vane is shaped as screw blade or ramp type blade.
Used as preferred technical scheme, direct injection moulding is one between more than one single flow tornadotron and fixed plate
The oil-gas separation chamber of body, fixed plate cut-off oil-gas separation chamber upper shell and gs-oil separator bottom of chamber plate composition.
Used as preferred technical scheme, the rear surface uses plastic plate, woven wire.
Used as preferred technical scheme, oil-gas separation chamber upper shell, by being welded and fixed, is constituted with oil-gas separation chamber base plate
Oil-gas Separation cavity.
Used as preferred technical scheme, dead plate upper end is assemblied in the first fitting recess, and its lower end is assemblied in the second assembling
Fixed in groove and with gs-oil separator bottom of chamber plate weld by welding manner.
Used as preferred technical scheme, the direct injection moulding of rear surface is on oil-gas separation chamber base plate or injection moulding exists
On disengagement chamber upper plate, a spacing is formed with multiple single flow tornadotron arrangement architectures.
The beneficial effects of the utility model are：Opposed separators formula structure, the utility model increased single flow tornadotron, lead to
Cross centrifugal action and separate machine oil, improve separative efficiency；
Move counter-current formula cyclone structure, the utility model one is a simplified whirlwind and produces and interactive construction, realizes module
Change, so as to be easily integrated on plastic cylinder cover；Two are reduction of gas flow resistance, with reverse-flow cyclone separating structure oil gas
Quite, gas flow resistance is significantly reduced separative efficiency；
And this structure taken up room compared to iris type and reverse-flow cyclone structure it is smaller, it is easier to arrange.
Brief description of the drawings
In order to illustrate more clearly of the utility model embodiment or technical scheme of the prior art, below will be to embodiment
Or the accompanying drawing to be used needed for description of the prior art is briefly described, it should be apparent that, drawings in the following description are only
It is some embodiments of the present utility model, for those of ordinary skill in the art, is not paying the premise of creative work
Under, other accompanying drawings can also be obtained according to these accompanying drawings.
Fig. 1 is iris type gas oil separation structure figure；
Fig. 2 is reverse-flow whirlwind gas oil separation structure figure；
Fig. 3 is porous plate impacting type gas oil separation structure figure；
Fig. 4 is single flow tornadotron gas oil separation structure figure；
Fig. 5 is single tornadotron structure chart；
Fig. 6 is a kind of implementation method schematic diagram of guide vane；
Fig. 7 is second implementation method schematic diagram of guide vane；
Description of symbols：1- oil-gas separation chamber upper shell 2- oil-gas separation chamber base plates many single flow whirlwind combining structures of 3-
4- single flow tornadotron 5- single flow tornadotron rear surface 6- guide vane 7- water conservancy diversion cylinder 8- screw blade 9- inclined-planes
Formula blade.
Specific embodiment
All features disclosed in this specification, or disclosed all methods or during the step of, except mutually exclusive
Feature and/or step beyond, can combine by any way.
Any feature disclosed in this specification (including any accessory claim, summary and accompanying drawing), except non-specifically is chatted
State, can alternative features equivalent by other or with similar purpose replaced.I.e., unless specifically stated otherwise, each feature
It is an example in a series of equivalent or similar characteristics.
As shown in figure 4, including oil-gas separation chamber upper shell 1 and gs-oil separator bottom of chamber plate 2, gs-oil separator bottom of chamber plate
There is the first fitting recess of assembling single flow tornadotron arrangement architecture and assembling oil-gas separation chamber upper shell, single flow rotation on 2
The bottom of airduct arrangement architecture 3 is installed in the first fitting recess, and its upper end snaps into the second dress of oil-gas separation chamber upper shell lower end
With in groove, the gs-oil separator bottom of chamber plate just to single flow tornadotron arrangement architecture has one piece perpendicular to gs-oil separator bottom of chamber
The rear surface 5 of plate, gap is left between the upper end of rear surface 5 and oil-gas separation chamber upper shell lower surface.
As shown in figure 5, single flow tornadotron arrangement architecture include a fixed plate, be uniformly arranged in the fixed plate one with
On single flow tornadotron 4, the other end of the more than one level of single flow tornadotron 4 through the fixed plate to fixed plate,
The air outlet of more than one single flow tornadotron 4 is rectified to rear surface, and more than one single flow tornadotron 4 includes a circle
Shape pipe, the round tube both ends open, inside is mounted on diversion component, and diversion component includes being arranged at circular inner axial tube arrangement
Two panels or two panels above guide vane 6 and diversion column 7, guide vane 6 by diversion column rotate.
Direct injection moulding is integrated between more than one single flow tornadotron 4 and fixed plate, fixed plate cut-off oil gas
The oil-gas separation chamber of disengagement chamber upper shell and gs-oil separator bottom of chamber plate composition.
In the present embodiment, rear surface 5 can use plastic plate, woven wire, the present embodiment to select plastic plate, oil-gas separation chamber
Upper shell passes through to be welded and fixed with oil-gas separation chamber base plate, and then constitutes Oil-gas Separation cavity.
In the present embodiment, dead plate upper end is assemblied in the first fitting recess, and its lower end is assemblied in the second fitting recess and leads to
Welding manner is crossed to be fixed with gs-oil separator bottom of chamber plate weld, the direct injection moulding of rear surface on oil-gas separation chamber base plate, with
Multiple single flow tornadotron arrangement architectures form a spacing.
Multiple single flow tornadotrons are arranged on one block of plate, have separated oil-gas separation chamber, are air-flow after single flow tornadotron
Clash into wall.
In the present embodiment, guide vane is shaped as screw blade 8 or ramp type blade 9, as shown in Figure 6 and Figure 7.
Oil-gas separation chamber upper shell 1, by being welded and fixed, constitutes Oil-gas Separation cavity with oil-gas separation chamber base plate 2.It is multiple
Single flow tornadotron arrangement architecture 3 is an independent module, direct injection moulding.Oil-gas separation chamber upper shell 1, multiple single flow rotations
Airduct arrangement architecture 3 directly sticks into draw-in groove and is assembled with oil-gas separation chamber upper shell 1.
During work, when air-flow is by single single flow tornadotron, the blade knot set by single flow whirlwind inner axial tube
Structure, produces strong swirling eddy.Rotation needs centrifugal force, and machine oil particulate is bigger than the centrifugal force that gas molecule needs, machine oil
Particulate is easily thrown to and cohesion is adsorbed on wall, so as to separate.
Machine oil after being separated in tornadotron is taken out of by gas, strikes on wall thereafter, further collects and separates, separately
Outward, the resistance of air-flow can be adjusted by increasing and decreasing the quantity of tornadotron.
The beneficial effects of the utility model：1. separative efficiency is higher, and gas flow resistance is smaller；
2. process is simple, many tornadotrons can directly injection moulding, while being easily integrated on plastic cylinder cover；
3. modularization is realized, can be by increasing and decreasing separating pipe quantity, regulation separative efficiency and gas flow resistance to ideal
Design point；
4. occupy little space, easily arrangement.
The above, specific embodiment only of the present utility model, but protection domain of the present utility model do not limit to
In this, any change or replacement expected without creative work should all be covered within protection domain of the present utility model.
Therefore, protection domain of the present utility model should be determined by the scope of protection defined in the claims.
Claims (9)
1. the machine oil structure in a kind of escape engine crankcase waste gas, including oil-gas separation chamber upper shell and gs-oil separator
Bottom of chamber plate, it is characterised in that：There is assembling single flow tornadotron arrangement architecture and assembling oil gas on the plate of gs-oil separator bottom of chamber
First fitting recess of disengagement chamber upper shell, single flow tornadotron arrangement architecture bottom is installed in the first fitting recess, its upper end card
Enter in the second fitting recess of oil-gas separation chamber upper shell lower end, just to the gs-oil separator chamber of single flow tornadotron arrangement architecture
Base plate has one piece of rear surface perpendicular to gs-oil separator bottom of chamber plate, rear surface upper end and oil-gas separation chamber upper shell lower surface
Between leave gap, wall uses plastic plate or woven wire.
2. the machine oil structure in escape engine crankcase waste gas as claimed in claim 1, it is characterised in that：The single flow
Tornadotron arrangement architecture includes a fixed plate, has been uniformly arranged more than one single flow tornadotron in the fixed plate, one with
On the other end of the single flow tornadotron level through the fixed plate to fixed plate, more than one single flow tornadotron goes out
Rectify to rear surface in air port.
3. the machine oil structure in escape engine crankcase waste gas as claimed in claim 2, it is characterised in that：It is more than one
Single flow tornadotron include a round tube, the round tube both ends open, inside is mounted on diversion component.
4. the machine oil structure in escape engine crankcase waste gas as claimed in claim 3, it is characterised in that：The diversion division
Part includes being arranged at the two panels or two panels above guide vane and diversion column of circular inner axial tube arrangement.
5. the machine oil structure in escape engine crankcase waste gas as claimed in claim 4, it is characterised in that：The water conservancy diversion leaf
Plate shape is screw blade or ramp type blade.
6. the machine oil structure in escape engine crankcase waste gas as claimed in claim 2, it is characterised in that：It is more than one
Direct injection moulding is integrated between single flow tornadotron and fixed plate, fixed plate cut-off oil-gas separation chamber upper shell and oil gas
The oil-gas separation chamber of separator bottom of chamber plate composition.
7. the machine oil structure in escape engine crankcase waste gas as claimed in claim 1, it is characterised in that：Oil-gas separation chamber
Upper shell, by being welded and fixed, constitutes Oil-gas Separation cavity with oil-gas separation chamber base plate.
8. the machine oil structure in escape engine crankcase waste gas as claimed in claim 2, it is characterised in that：Dead plate upper end
It is assemblied in the first fitting recess, its lower end is assemblied in the second fitting recess and is welded with gs-oil separator bottom of chamber plate by welding manner
Connect fixation.
9. the machine oil structure in escape engine crankcase waste gas as claimed in claim 1, it is characterised in that：Rear surface is direct
Injection moulding is on oil-gas separation chamber base plate or injection moulding is on disengagement chamber upper plate, is arranged with multiple single flow tornadotrons and tied
It is configured to a spacing.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201621377803.XU CN206274010U (en) | 2016-12-15 | 2016-12-15 | A kind of machine oil structure in escape engine crankcase waste gas |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201621377803.XU CN206274010U (en) | 2016-12-15 | 2016-12-15 | A kind of machine oil structure in escape engine crankcase waste gas |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN206274010U true CN206274010U (en) | 2017-06-23 |
Family
ID=59062381
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201621377803.XU Expired - Fee Related CN206274010U (en) | 2016-12-15 | 2016-12-15 | A kind of machine oil structure in escape engine crankcase waste gas |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN206274010U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106481383A (en) * | 2016-12-15 | 2017-03-08 | 广州贝塔汽车科技有限公司 | A kind of machine oil structure in escape engine crankcase waste gas |
-
2016
- 2016-12-15 CN CN201621377803.XU patent/CN206274010U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106481383A (en) * | 2016-12-15 | 2017-03-08 | 广州贝塔汽车科技有限公司 | A kind of machine oil structure in escape engine crankcase waste gas |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20181203 Address after: 510000 Room 311, No. 3, Dongpu Da Avenue, Tianhe District, Guangzhou City, Guangdong Province (for office use only) (not for workshop use) Patentee after: Guangzhou Huangsha Intelligent Technology Co., Ltd. Address before: 510000 Dongpu Da Avenue, Tianhe District, Guangzhou City, Guangdong Province, No. 87, No. 313 Patentee before: Guangzhou beta Automobile Technology Co Ltd |
|
| TR01 | Transfer of patent right | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20170623 Termination date: 20191215 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |