CN109098814A - Oil return apparatus - Google Patents
Oil return apparatus Download PDFInfo
- Publication number
- CN109098814A CN109098814A CN201811333416.XA CN201811333416A CN109098814A CN 109098814 A CN109098814 A CN 109098814A CN 201811333416 A CN201811333416 A CN 201811333416A CN 109098814 A CN109098814 A CN 109098814A
- Authority
- CN
- China
- Prior art keywords
- oil
- oil return
- check valve
- machine
- machine oil
- 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.)
- Pending
Links
Classifications
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F01—MACHINES OR ENGINES IN GENERAL; ENGINE PLANTS IN GENERAL; STEAM ENGINES
- F01M—LUBRICATING OF MACHINES OR ENGINES IN GENERAL; LUBRICATING INTERNAL COMBUSTION ENGINES; CRANKCASE VENTILATING
- F01M11/00—Component parts, details or accessories, not provided for in, or of interest apart from, groups F01M1/00 - F01M9/00
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F01—MACHINES OR ENGINES IN GENERAL; ENGINE PLANTS IN GENERAL; STEAM ENGINES
- F01M—LUBRICATING OF MACHINES OR ENGINES IN GENERAL; LUBRICATING INTERNAL COMBUSTION ENGINES; CRANKCASE VENTILATING
- F01M11/00—Component parts, details or accessories, not provided for in, or of interest apart from, groups F01M1/00 - F01M9/00
- F01M11/02—Arrangements of lubricant conduits
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F01—MACHINES OR ENGINES IN GENERAL; ENGINE PLANTS IN GENERAL; STEAM ENGINES
- F01M—LUBRICATING OF MACHINES OR ENGINES IN GENERAL; LUBRICATING INTERNAL COMBUSTION ENGINES; CRANKCASE VENTILATING
- F01M13/00—Crankcase ventilating or breathing
- F01M13/04—Crankcase ventilating or breathing having means for purifying air before leaving crankcase, e.g. removing oil
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Lubrication Details And Ventilation Of Internal Combustion Engines (AREA)
Abstract
The invention discloses a kind of oil return apparatus, are hung on engine outside, and oil return apparatus includes: gs-oil separator, oil return pipe, check valve and machine oil transit joint.Oil return pipe one end is connected to gs-oil separator;Check valve one end is connected in oil return pipe;Machine oil transit joint one end is connected to check valve, and the other end of machine oil transit joint is fixed in the cylinder block of engine, and is connected to the oil sump of engine;Wherein, the machine oil gas in the crankcase of engine enters gs-oil separator by valve mechanism cover, and the machine oil after separation flows back into oil sump by oil return pipe, check valve and machine oil transit joint.Whereby, oil return apparatus of the invention, simple and reasonable, high reliablity, and increase the flexibility of complete machine arrangement.
Description
Technical field
The present invention relates to technical field of engines, especially with regard to a kind of oil return apparatus.
Background technique
Domestic emission regulation is increasingly stringent, and diesel engine is to reach six emission request of state, needs to increase plug-in oil gas point
From device.Engine crankcase gas containing machine oil enters gs-oil separator by valve mechanism cover, and the gas after separation returns to booster
Air inlet tube, machine oil then pass through oil return pipe and flow back to oil sump.
Currently used circuit generally returns to inside oil sump below minimum machine oil liquid level.
Currently used oil return has the disadvantage that machine oil liquid level mode below
1, difficult arrangement, the more compact complexity of six engine arrangement of state, oil sump is in irregular shape, below oil return to liquid level
Must be by the oil return pipe weldment that is inserted on body, while must assure that certain oil return height;
2, oil-gas separation efficiency is bad, and during vehicle movement, especially climb and fall, pasta are tilted, gas in crankcase
It may scurry into inside oil return pipe even gs-oil separator, influence gs-oil separator oil return and separative efficiency.
The information disclosed in the background technology section is intended only to increase the understanding to general background of the invention, without answering
When being considered as recognizing or imply that the information constitutes the prior art already known to those of ordinary skill in the art in any form.
Summary of the invention
It is simple and reasonable the purpose of the present invention is to provide a kind of oil return apparatus, high reliablity, and increase complete machine cloth
The flexibility set.
To achieve the above object, the present invention provides a kind of oil return apparatus, are hung on engine outside, and oil return apparatus includes: oil
Gas separating device, oil return pipe, check valve and machine oil transit joint.Oil return pipe one end is connected to gs-oil separator;Check valve one end
It is connected in oil return pipe;Machine oil transit joint one end is connected to check valve, and the other end of machine oil transit joint is fixed on engine
Cylinder block on, and be connected to the oil sump of engine;Wherein, the machine oil gas in the crankcase of engine passes through valve mechanism cover
Into gs-oil separator, and the machine oil after separation flows back into oil sump by oil return pipe, check valve and machine oil transit joint.
In a preferred embodiment, check valve includes: ontology, sealing cone, sphere and spring.Tool among ontology
There is through-hole;Sealing cone is set in through-hole;Sphere is set to the lower section of sealing cone, and sphere is corresponding with sealing cone matches
It closes;And spring is set to the lower section of sphere.
In a preferred embodiment, machine oil flows into check valve and passes sequentially through through-hole, sealing cone, sphere and spring.
In a preferred embodiment, one end of machine oil transit joint and the other end of check valve are to pass through threaded communication
's.
In a preferred embodiment, the other end of machine oil transit joint and cylinder block are that interference fit is fixed.
Compared with prior art, oil return apparatus according to the present invention, simple and reasonable, high reliablity, and increase whole
The flexibility of machine arrangement.
Detailed description of the invention
Fig. 1 is the structural schematic diagram of oil return apparatus according to an embodiment of the present invention.
Fig. 2 is a schematic diagram of internal structure of the check valve of oil return apparatus according to an embodiment of the present invention.
Fig. 3 is another schematic diagram of internal structure of the check valve of oil return apparatus according to an embodiment of the present invention.
Main appended drawing reference explanation:
1- gs-oil separator, 2- oil return pipe, 3- check valve, 31- ontology, 32- sealing cone, 33- sphere, 34- spring, 4-
Machine oil transit joint, 5- oil sump, 6- cylinder block.
Specific embodiment
With reference to the accompanying drawing, specific embodiments of the present invention will be described in detail, it is to be understood that guarantor of the invention
Shield range is not limited by the specific implementation.
Unless otherwise explicitly stated, otherwise in entire disclosure and claims, term " includes " or its change
Changing such as "comprising" or " including " etc. will be understood to comprise stated element or component, and not exclude other members
Part or other component parts.
As shown in Figure 1 to Figure 3, Fig. 1 is the structural schematic diagram of oil return apparatus according to an embodiment of the present invention;Fig. 2 is
One schematic diagram of internal structure of the check valve of oil return apparatus according to an embodiment of the present invention;Fig. 3 is one real according to the present invention
Apply another schematic diagram of internal structure of the check valve of the oil return apparatus of mode.
A kind of oil return apparatus according to the preferred embodiment of the present invention, is hung on engine outside, and oil return apparatus includes: oil gas point
From device 1, oil return pipe 2, check valve 3 and machine oil transit joint 4.2 one end of oil return pipe is connected to gs-oil separator 1;Check valve 3 one
It holds and is connected in oil return pipe 2;4 one end of machine oil transit joint is connected to check valve 3, and the other end of machine oil transit joint 4 is fixed on
In the cylinder block 6 of engine, and it is connected to the oil sump of engine 5;Wherein, the machine oil gas in the crankcase of engine passes through
Valve mechanism cover enters gs-oil separator 1, and the machine oil after separation is flowed back to by oil return pipe 2, check valve 3 and machine oil transit joint 4
To oil sump 5.
In a preferred embodiment, check valve 3 includes: ontology 31, sealing cone 32, sphere 33 and spring 34.
There is through-hole among ontology 31;Sealing cone 32 is set in through-hole;Sphere 33 is set to the lower section of sealing cone 32, and sphere
33 cooperations corresponding with sealing cone 32;And spring 34 is set to the lower section of sphere 33.
In a preferred embodiment, machine oil flow into check valve 3 pass sequentially through through-hole, sealing cone 32, sphere 33 and
Spring 34;One end of machine oil transit joint 4 and the other end of check valve 3 are by threaded communication;Machine oil transit joint 4 it is another
One end and cylinder block 6 are that interference fit is fixed.
In practical applications, oil return apparatus of the invention, the machine oil gas contained in the crankcase of engine pass through cylinder
Housing enters gs-oil separator 1, and the gas after separation returns to booster air inlet tube, and machine oil then passes through oil return pipe 2 and flows back to oily bottom
Shell 5.3 permission machine oil of check valve flow into oil sump 5, prevent gas in crankcase from scurrying into oil return pipe 2, specifically, such as Fig. 2 institute
Show, the machine oil to come from oil return pipe 2, under the effect of gravity by 33 compressed spring 34 of sphere, sphere 33 leaves sealing cone 32,
Machine oil flows back to oil sump 5 by check valve 3.As shown in figure 3, pushing sphere 33 when the gas in crankcase enters check valve 3
Uplink, sphere 33 and sealing cone 32 cooperate, and gas is prevented to scurry into oil return pipe 2 by check valve 3.
In short, oil return apparatus of the invention, has the following beneficial effects:
1, the flexibility of complete machine arrangement, oil sump shape, oil level, gs-oil separator arrangement height, relevant tube are increased
The arrangement on road etc. is unrestricted;
2, high reliablity can prevent to alter on the gas in the crankcase of engine in any condition;
3, check valve and machine oil transit joint are connected through a screw thread, and detachability is good.
The aforementioned description to specific exemplary embodiment of the invention is in order to illustrate and illustration purpose.These descriptions
It is not wishing to limit the invention to disclosed precise forms, and it will be apparent that according to the above instruction, can much be changed
And variation.The purpose of selecting and describing the exemplary embodiment is that explaining specific principle of the invention and its actually answering
With so that those skilled in the art can be realized and utilize a variety of different exemplary implementation schemes of the invention and
Various chooses and changes.The scope of the present invention is intended to be limited by claims and its equivalents.
Claims (5)
1. a kind of oil return apparatus, is hung on engine outside, which is characterized in that the oil return apparatus includes:
Gs-oil separator;
Oil return pipe, one end are connected to the gs-oil separator;
Check valve, one end are connected in the oil return pipe;And
Machine oil transit joint, one end are connected to the other end of the check valve, and the other end of the machine oil transit joint is solid
Due in the cylinder block of the engine, and it is connected to the oil sump of the engine;
Wherein, the machine oil gas in the crankcase of the engine enters the gs-oil separator by valve mechanism cover, and separates
Machine oil afterwards flows back into the oil sump by the oil return pipe, the check valve and the machine oil transit joint.
2. oil return apparatus as described in claim 1, which is characterized in that the check valve includes:
Ontology has through-hole among it;
Sealing cone is set in the through-hole;
Sphere is set to the lower section of the sealing cone, and sphere cooperation corresponding with the sealing cone;And
Spring is set to the lower section of the sphere.
3. oil return apparatus as claimed in claim 2, which is characterized in that the machine oil inflow check valve passes sequentially through described
Through-hole, the sealing cone, the sphere and the spring.
4. oil return apparatus as described in claim 1, which is characterized in that one end of the machine oil transit joint and the check valve
The other end be by threaded communication.
5. oil return apparatus as claimed in claim 4, which is characterized in that the other end and the cylinder of the machine oil transit joint
Body is that interference fit is fixed.
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN201811333416.XA CN109098814A (en) | 2018-11-09 | 2018-11-09 | Oil return apparatus |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN201811333416.XA CN109098814A (en) | 2018-11-09 | 2018-11-09 | Oil return apparatus |
Publications (1)
Publication Number | Publication Date |
---|---|
CN109098814A true CN109098814A (en) | 2018-12-28 |
Family
ID=64870142
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CN201811333416.XA Pending CN109098814A (en) | 2018-11-09 | 2018-11-09 | Oil return apparatus |
Country Status (1)
Country | Link |
---|---|
CN (1) | CN109098814A (en) |
Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN110925055A (en) * | 2019-12-16 | 2020-03-27 | 潍柴动力股份有限公司 | One-way oil return gas sealing cover plate structure and oil-gas separation oil return device |
CN114542239A (en) * | 2022-03-09 | 2022-05-27 | 广西玉柴机器股份有限公司 | Engine with respirator low in engine oil content |
Citations (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
EP1286025A1 (en) * | 2001-06-28 | 2003-02-26 | Yamaha Hatsudoki Kabushiki Kaisha | Blow-by gas oil separator for an internal combustion engine |
US20040069286A1 (en) * | 2002-10-12 | 2004-04-15 | Desmond Knowles | Method and apparatus for treating crankcase emissions |
CN201687434U (en) * | 2009-12-23 | 2010-12-29 | 大庆油田有限责任公司 | Ball type drill rod check valve for well repair |
CN203271862U (en) * | 2013-06-09 | 2013-11-06 | 中国重汽集团济南动力有限公司 | Oil return device of oil-gas separator |
CN203403924U (en) * | 2013-07-23 | 2014-01-22 | 安徽江淮汽车股份有限公司 | Breathing system of engine |
CN203962099U (en) * | 2014-06-23 | 2014-11-26 | 安徽华菱汽车有限公司 | A kind of engine breathing system and motor |
-
2018
- 2018-11-09 CN CN201811333416.XA patent/CN109098814A/en active Pending
Patent Citations (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
EP1286025A1 (en) * | 2001-06-28 | 2003-02-26 | Yamaha Hatsudoki Kabushiki Kaisha | Blow-by gas oil separator for an internal combustion engine |
US20040069286A1 (en) * | 2002-10-12 | 2004-04-15 | Desmond Knowles | Method and apparatus for treating crankcase emissions |
CN201687434U (en) * | 2009-12-23 | 2010-12-29 | 大庆油田有限责任公司 | Ball type drill rod check valve for well repair |
CN203271862U (en) * | 2013-06-09 | 2013-11-06 | 中国重汽集团济南动力有限公司 | Oil return device of oil-gas separator |
CN203403924U (en) * | 2013-07-23 | 2014-01-22 | 安徽江淮汽车股份有限公司 | Breathing system of engine |
CN203962099U (en) * | 2014-06-23 | 2014-11-26 | 安徽华菱汽车有限公司 | A kind of engine breathing system and motor |
Cited By (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN110925055A (en) * | 2019-12-16 | 2020-03-27 | 潍柴动力股份有限公司 | One-way oil return gas sealing cover plate structure and oil-gas separation oil return device |
CN110925055B (en) * | 2019-12-16 | 2021-08-20 | 潍柴动力股份有限公司 | One-way oil return gas sealing cover plate structure and oil-gas separation oil return device |
CN114542239A (en) * | 2022-03-09 | 2022-05-27 | 广西玉柴机器股份有限公司 | Engine with respirator low in engine oil content |
Similar Documents
Publication | Publication Date | Title |
---|---|---|
CN203394609U (en) | Crankcase ventilation device | |
US7185643B2 (en) | Combined filter and fill tube | |
CN100560952C (en) | The improved discharge equipment that is used for engine oil separator | |
CN106224056B (en) | A kind of Oil-gas Separation device assembly and internal combustion engine | |
CN109098814A (en) | Oil return apparatus | |
CN201635800U (en) | Oil and gas separating device of engine | |
CN208996790U (en) | Oil return apparatus | |
CN108894852B (en) | Air supplement structure of engine | |
CN206562949U (en) | A kind of gs-oil separator of TGDI engines | |
CN106703937A (en) | Oil-gas separation system for engine | |
CN206290308U (en) | Composite oil-gas separator | |
CN108266268A (en) | Engine | |
CN217462302U (en) | Engine with respirator low in engine oil content | |
CN209469474U (en) | Oil-gas separating device of internal combustion engine | |
CN209212333U (en) | A kind of lubricating system of four-stroke engine | |
CN209724443U (en) | A kind of self-bleeding rectilinear oil filter | |
CN109681290A (en) | A kind of oil-gas separating device of internal combustion engine | |
CN1904343B (en) | Gas liquid separator with low pressure oil supply loop | |
CN109469531B (en) | Crankcase ventilation system oil and gas separator assembly and vehicle | |
CN208416873U (en) | Compressor of time shape pipe assembly and applied this time shape pipe assembly | |
CN206338098U (en) | Serial machine oil rectifier | |
CN204419301U (en) | Air inlet pipeline and engine charge pipe assembly | |
RU2689653C2 (en) | Oil separator of crankcase forced ventilation system (embodiments) and method of oil removal from gas flow in system of forced crankcase ventilation | |
CN210239790U (en) | Oil-gas separator and engine | |
CN203532105U (en) | Fog flow control box and combustion-supporting device, internal-combustion engine and vehicle with fog flow control box |
Legal Events
Date | Code | Title | Description |
---|---|---|---|
PB01 | Publication | ||
PB01 | Publication | ||
SE01 | Entry into force of request for substantive examination | ||
SE01 | Entry into force of request for substantive examination | ||
RJ01 | Rejection of invention patent application after publication | ||
RJ01 | Rejection of invention patent application after publication |
Application publication date: 20181228 |