CN206234007U - Air inlet by-passing valve and engine system - Google Patents
Air inlet by-passing valve and engine system Download PDFInfo
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- CN206234007U CN206234007U CN201621303886.8U CN201621303886U CN206234007U CN 206234007 U CN206234007 U CN 206234007U CN 201621303886 U CN201621303886 U CN 201621303886U CN 206234007 U CN206234007 U CN 206234007U
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- air inlet
- passing valve
- separating device
- machine oil
- valve according
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Abstract
The utility model is related to vehicular field, there is provided a kind of air inlet by-passing valve and engine system, the air inlet by-passing valve have air inlet and gas outlet, wherein, the air inlet by-passing valve includes the oil separating device being arranged between the air inlet and gas outlet.During air inlet by-passing valve pressure release described in the utility model, the machine oil entered through air inlet will be separated by oil separating device, it is to avoid machine oil continues to continue to flow with air inlet, it is to avoid machine oil enters upstream and thus caused relevant issues.
Description
Technical field
The utility model is related to technical field of vehicle, more particularly to a kind of air inlet by-passing valve and engine system.
Background technology
Turbocharging technology is widely used for vehicle engine system, to improve engine efficiency.To coordinate turbine to increase
The work of depressor, generally sets air inlet by-passing valve in the outlet side of charge air cooler, is increased through turbine with the venting when suddenly slowing down or braking
Unnecessary compressed air after pressure.Wherein, the air inlet of air inlet by-passing valve is connected to the threeway connected with the escaping pipe of charge air cooler, enters
The air inlet of gas by-passing valve is connected to the escaping pipe of air filter.When using, the machine oil scurried out in fuel tank may enter into
Feed channel simultaneously enters into air inlet by-passing valve and subsequently into turbocharger upstream with the discouraged operation of air inlet by-passing valve
Pipeline, hereinafter referred to as upstream (escaping pipe of such as air filter), cause upstream because for a long time through machine oil immersion
Caused failure is oozed out, so as to influence cabin aesthetic property and vehicle performance.In addition, machine oil enter into upstream can also shadow
Silencer element is rung, for example, silencer element is failed because being soaked by machine oil for a long time.
Therefore, prior art has that machine oil is easily introduced upstream by air inlet by-passing valve in pressure release.
Utility model content
In view of this, the utility model is directed to a kind of air inlet by-passing valve, to avoid machine oil from entering through air inlet by-passing valve
Upstream.
To reach above-mentioned purpose, what the technical solution of the utility model was realized in：
A kind of air inlet by-passing valve, the air inlet by-passing valve has air inlet and gas outlet, wherein, the air inlet by-passing valve bag
Include the oil separating device being arranged between the air inlet and gas outlet.
Preferably, the oil separating device includes skeleton and the machine oil separative element on the skeleton, described
Skeleton is installed in the pipeline of the air inlet by-passing valve.
Preferably, the skeleton includes annular body and is snapped fit onto for interference from what the annular body was axially extended
Access Division in the pipeline, the machine oil separative element is installed on the annular body.
Preferably, the machine oil separative element includes labyrinth type oil gas separation structure or filtration members.
Preferably, the filtration members include individual layer filter core or multi-layered filtering element.
Preferably, the oil separating device is arranged on the air inlet side of the air inlet by-passing valve.
Preferably, the air inlet by-passing valve includes the lower body and upper body that are engaged with each other, and the lower body sets
The admission line of vertical extension is equipped with, the air inlet is located at the lower end of the admission line, and the upper body is provided with water
The flat outlet pipe for extending, the gas outlet is arranged on the end of the outlet pipe, and the oil separating device is arranged on institute
In stating admission line.
Preferably, the oil separating device is set near the air inlet.
Preferably, the admission line is provided with the cross-sectional flow area expansion segment bigger than the air inlet, the machine oil
Separator is arranged in the expansion segment.
Relative to prior art, air inlet by-passing valve described in the utility model has the advantage that：
During pressure release, the machine oil entered through air inlet will be separated by oil separating device, it is to avoid machine oil continues to continue with air inlet
Flowing, it is to avoid machine oil enters upstream and thus caused relevant issues.
The utility model also proposes a kind of engine system, wherein, the engine system is provided with air filter, whirlpool
Wheel booster, charge air cooler and air inlet by-passing valve of the present utility model, the air inlet by the first pipeline be connected to it is described in it is cold
The escaping pipe of device, the gas outlet is connected to the escaping pipe of the air filter by second pipe.
The engine system had the advantage that relative to prior art with above-mentioned air inlet by-passing valve it is identical, herein no longer
Repeat.
Other features and advantages of the utility model will be described in detail in subsequent specific embodiment part.
Brief description of the drawings
The accompanying drawing for constituting a part of the present utility model is used for providing being further understood to of the present utility model, and this practicality is new
The exemplary embodiment of type and its illustrate for explaining the utility model, do not constitute to improper restriction of the present utility model.
In the accompanying drawings：
Fig. 1 is a kind of half sectional view of implementation method of air inlet by-passing valve of the present utility model；
The sectional view of Fig. 2 line A-A interceptions along Fig. 1；
Fig. 3 is the stereogram of the oil separating device in Fig. 1；
Fig. 4 is air inlet by-passing valve and its relevant connection in a kind of implementation method for show engine system of the present utility model
The view of the annexation of part.
Description of reference numerals：
10- air inlet by-passing valves, 11- air inlets, 12- gas outlets, 13- oil separating devices, 131- skeletons, 131a- ring-types
Main body, 131b- Access Divisions, 132- filtration members, 14- lower bodies, 141- admission lines, 141a- expansion segments, 15- upper bodies,
151- outlet pipes, the pipelines of 20- first, 30- second pipes, the escaping pipe of 40- air filters.
Specific embodiment
It should be noted that in the case where not conflicting, the spy in implementation method and implementation method in the utility model
Levying to be mutually combined.
In addition, in implementation method of the present utility model, in the case where opposite explanation is not made, the noun of locality for using is such as
" upper and lower, left and right " typically refer to the upper and lower, left and right shown in refer to the attached drawing；" inside and outside " refers to relative to each part in itself
Profile it is inside and outside.
The utility model is described in detail below with reference to the accompanying drawings and with reference to implementation method.
According to one side of the present utility model, there is provided a kind of air inlet by-passing valve, the air inlet by-passing valve 10 has air inlet
Mouth 11 and gas outlet 12, wherein, the air inlet by-passing valve 10 includes the machine being arranged between the air inlet 11 and gas outlet 12
Oil separating device 13.
Using air inlet by-passing valve 10 of the present utility model, during pressure release, the machine oil entered through air inlet 11 will be separated by machine oil
Device 13 is separated, it is to avoid machine oil continues to continue to flow with air inlet, it is to avoid machine oil enter upstream to it is thus caused related
Problem.
Wherein, the oil separating device 13 can include that skeleton 131 and the machine oil on the skeleton 131 are separated
Unit, the skeleton 131 is installed in the pipeline of the air inlet by-passing valve 10.
Skeleton 131 can use various appropriate forms, as long as being easy to be attached to machine oil separative element in pipeline.
To adapt to the shape of pipeline.Preferably, the skeleton 131 can include annular body 131a and from the annular body 131a edges
The axially extending Access Division 131b snapped fit onto for interference in the pipeline, the machine oil separative element is installed on the ring-type
Main body 131a.
Here, Access Division 131b can be axially extending from the one or both sides of annular body 131a, in the implementation shown in Fig. 3
In mode, Access Division 131b is axially extending from the both sides of annular body 131a.In addition, to realize firm clamping, Access Division 131b
Could be arranged to appropriate circumferential size, such as shown in Fig. 3, Access Division 131b has arc-shaped cross-section.Meanwhile, for ease of
Install, can be in the circumferentially disposed multiple Access Division 131b each other along annular body 131a, so that skeleton 131 is formed shown in Fig. 3
With axially grooved cylindrical structure, thus, when skeleton 131 is installed in pipeline, the notch between the 131b of Access Division
Access Division 131 can be allowed easily to deform, so that clamping is installed.Additionally, by interference clamping, skeleton 131 can be made
Engaged with seal for pipe joints, it is ensured that machine oil separating effect.
In the utility model, machine oil separative element can use various appropriate forms, as long as can be by from air inlet 11
Machine oil in the air inlet being introduced into is intercepted, it is to avoid machine oil continues to be flowed with air inlet.For example, the machine oil separative element includes fan
Palace formula gas oil separation structure or filtration members 132.To take into account machine oil separation and ensuring air inlet mobility, preferably by filtration members
132.Wherein, filtration members 132 can include individual layer filter core or multi-layered filtering element (for example individual layer filter core folds the filter core to be formed).Filter core
Various appropriate materials can be used, effectively to filter machine oil, for example, can be non-woven fabrics.
To ensure that machine oil will not be discharged from gas outlet 12, it is preferable that the oil separating device 13 is arranged on the air inlet
The air inlet side of by-passing valve 10, so that machine oil is intercepted at the position away from gas outlet 12.
Preferably, as depicted in figs. 1 and 2, the air inlet by-passing valve 10 includes the lower body 14 and the top that are engaged with each other
Valve body 15, the lower body 14 is provided with the admission line 141 of vertical extension, and the air inlet 11 is located at the admission line
141 lower end, the upper body 15 is provided with horizontal-extending outlet pipe 151, the gas outlet 12 be arranged on it is described go out
The end of feed channel 151, the oil separating device 13 is arranged in the admission line 141.Set by making air inlet 11
For straight down, when air inlet by-passing valve 10 does not carry out pressure discharge operations, the machine oil intercepted by oil separating device 13 can be
Air inlet by-passing valve 10 is flowed towards air inlet 11 and discharged under Action of Gravity Field, it is to avoid machine oil accumulates in air inlet by-passing valve 10 too much
It is interior and cause block.Wherein it is preferred to, to be discharged by gravity for ease of machine oil, the oil separating device 13 can be close to institute
Air inlet 11 is stated to set.
In addition, lower body 14 and upper body 15 can be engaged by various appropriate modes, such as it is fixed (as welded
Connect), preferably it is detachably connected (such as connected by fastener), to safeguard and changing oil separating device 13.
Moreover it is preferred that as depicted in figs. 1 and 2, the admission line 141 can be provided with cross-sectional flow area and compare institute
The big expansion segment 141a of air inlet 11 is stated, the oil separating device 13 is arranged in the expansion segment 141a.Thus, on the one hand
Can the bigger oil separating device 13 of separating area be set in the expansion segment 141a with the cross section for expanding to provide more
Good separating effect；On the other hand, soundproof effect can be provided to air inlet in expansion segment 141a.Wherein, expansion segment 141a can be with
It is the region along the definite length extended of admission line 141 with constant through flow cross section, development length can be according to air inlet pipe
The factors such as the size of the size in road 141, the required erasure effect for reaching and oil separating device 13 are selected.
According to another aspect of the present utility model, there is provided a kind of engine system, wherein, as shown in figure 4, the engine
System is provided with air filter, turbocharger, charge air cooler and air inlet by-passing valve 10 of the present utility model, the air inlet 11
The escaping pipe of the charge air cooler is connected to by the first pipeline 20, the gas outlet 12 is connected to the sky by second pipe 30
The escaping pipe 40 of air cleaner.
Using it is of the present utility model enter engine system, during pressure release, through air inlet 11 enter machine oil will be separated by machine oil
Device 13 is separated, it is to avoid machine oil continues to continue to flow with air inlet, it is to avoid the escaping pipe 40 of machine oil air inlet cleaner and its
The pipeline of upstream and thus caused relevant issues.
The foregoing is only better embodiment of the present utility model, be not used to limit the utility model, it is all
Within spirit of the present utility model and principle, any modification, equivalent substitution and improvements made etc. should be included in this practicality new
Within the protection domain of type.
Claims (10)
1. a kind of air inlet by-passing valve, the air inlet by-passing valve (10) is with air inlet (11) and gas outlet (12), it is characterised in that
The air inlet by-passing valve (10) includes the oil separating device (13) that is arranged between the air inlet (11) and gas outlet (12).
2. air inlet by-passing valve according to claim 1, it is characterised in that the oil separating device (13) is including skeleton
(131) the machine oil separative element and on the skeleton (131), the skeleton (131) is installed on the air inlet by-passing valve
(10) in pipeline.
3. air inlet by-passing valve according to claim 2, it is characterised in that the skeleton (131) is including annular body
(131a) and from the annular body (131a) axially extend the pipeline is snapped fit onto for interference in Access Division
(131b), the machine oil separative element is installed on the annular body (131a).
4. air inlet by-passing valve according to claim 2, it is characterised in that the machine oil separative element includes labyrinth type oil-gas
Isolating construction or filtration members (132).
5. air inlet by-passing valve according to claim 4, it is characterised in that the filtration members (132) including individual layer filter core or
Multi-layered filtering element.
6. the air inlet by-passing valve according to any one in claim 1-5, it is characterised in that the oil separating device
(13) it is arranged on the air inlet side of the air inlet by-passing valve (10).
7. air inlet by-passing valve according to claim 6, it is characterised in that the air inlet by-passing valve (10) is including being engaged with each other
Lower body (14) and upper body (15), the lower body (14) is provided with the admission line (141) of vertical extension, institute
Air inlet (11) is stated positioned at the lower end of the admission line (141), the upper body (15) is provided with horizontal-extending outlet
Pipeline (151), the gas outlet (12) is arranged on the end of the outlet pipe (151), and the oil separating device (13) sets
Put in the admission line (141).
8. air inlet by-passing valve according to claim 7, it is characterised in that the oil separating device (13) near it is described enter
Gas port (11) is set.
9. air inlet by-passing valve according to claim 8, it is characterised in that the admission line (141) is provided with through-flow horizontal stroke
The sectional area expansion segment (141a) bigger than the air inlet (11), the oil separating device (13) is arranged on the expansion segment
In (141a).
10. a kind of engine system, it is characterised in that the engine system be provided with air filter, turbocharger, in
Air inlet by-passing valve (10) in cooler and claim 1-9 described in any one, the air inlet (11) is by the first pipeline
(20) escaping pipe of the charge air cooler is connected to, the gas outlet (12) is connected to the air-filtering by second pipe (30)
The escaping pipe (40) of device.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201621303886.8U CN206234007U (en) | 2016-11-30 | 2016-11-30 | Air inlet by-passing valve and engine system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201621303886.8U CN206234007U (en) | 2016-11-30 | 2016-11-30 | Air inlet by-passing valve and engine system |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN206234007U true CN206234007U (en) | 2017-06-09 |
Family
ID=58981107
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201621303886.8U Active CN206234007U (en) | 2016-11-30 | 2016-11-30 | Air inlet by-passing valve and engine system |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN206234007U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109578652A (en) * | 2017-09-28 | 2019-04-05 | 长城汽车股份有限公司 | Gas bleeder valve and engine pipelines assembly |
| CN110832184A (en) * | 2017-07-05 | 2020-02-21 | 本田技研工业株式会社 | Peripheral structure of engine |
-
2016
- 2016-11-30 CN CN201621303886.8U patent/CN206234007U/en active Active
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110832184A (en) * | 2017-07-05 | 2020-02-21 | 本田技研工业株式会社 | Peripheral structure of engine |
| CN109578652A (en) * | 2017-09-28 | 2019-04-05 | 长城汽车股份有限公司 | Gas bleeder valve and engine pipelines assembly |
| CN109578652B (en) * | 2017-09-28 | 2020-11-03 | 长城汽车股份有限公司 | Air release valve and engine pipeline assembly |
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