CN102996299B - A kind of gas handling system of multicylinder engine - Google Patents
A kind of gas handling system of multicylinder engine Download PDFInfo
- Publication number
- CN102996299B CN102996299B CN201210480449.3A CN201210480449A CN102996299B CN 102996299 B CN102996299 B CN 102996299B CN 201210480449 A CN201210480449 A CN 201210480449A CN 102996299 B CN102996299 B CN 102996299B
- Authority
- CN
- China
- Prior art keywords
- suction tude
- air filter
- handling system
- suction
- gas handling
- 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.)
- Active
Links
Abstract
The invention discloses a kind of gas handling system of multicylinder engine, comprise air filter housing, first suction tude and the second suction tude, first suction tude is longitudinal bending structure, be arranged in parallel several and separated by floor, air filter housing inside is provided with Air Filter Filter Core and is connected with the end cap of air-strainer, the curved section of air filter housing side and the first suction tude and floor enclose to connect and form inner space, the opposite side of air filter housing connects the second suction tude, the suction port of the first suction tude is connected into inner space, the air outlet of the first suction tude is connected by sealing flange with cylinder.The invention has the beneficial effects as follows: this system takies relatively little space, required component are few and firmer, can bear larger air inlet vibrations and the vibration of motor itself, decrease noise; Improve the distribution of mixed gas in each cylinder; Suction tude has best length and increases Engine torque.<!--1-->
Description
Technical field
The present invention relates to the gas handling system of motor, be specifically related to a kind of gas handling system of multicylinder engine.
Background technique
Traditional internal-combustion engine, especially as diesel engine, the air entered is undertaken by air filter filtering the intake manifold then entered as admission air silencer, and the multiple suction tude separated lead to corresponding cylinder.The structure of this type of motor is comparatively large, is unfavorable for being installed within less space; And intake method is not very perfect, the air inlet vibrations of generation can weaken the effect of air cleaner cartridge, also produce larger noise; If engine crankcase fuel-steam can not be averagely allocated to each cylinder, cylinder can receive more residue, these residues be difficult to cleaned go out, affect engine running efficiency.
Summary of the invention
For the problems referred to above that existing engine aspirating system exists, the invention provides a kind of gas handling system of more effective multicylinder engine.
The technological scheme that the present invention is adopted for achieving the above object is:
A kind of gas handling system of multicylinder engine, it is characterized in that, comprise air filter housing, first suction tude and the second suction tude, described first suction tude is longitudinal bending structure, described first suction tude be arranged in parallel, and several are also separated by floor each other, described air filter housing inside is provided with Air Filter Filter Core, described Air Filter Filter Core is connected with the end cap of described air-strainer, described air filter housing is provided with the side of described Air Filter Filter Core and the curved section of described first suction tude and described floor and encloses and connect and form inner space, the opposite side of described air filter housing connects described second suction tude, the suction port of described first suction tude is connected into described inner space, the air outlet of described first suction tude is connected by sealing flange with cylinder.
The gas handling system of above-mentioned multicylinder engine wherein, is cast inblock structure between described first suction tude and described floor.
The gas handling system of above-mentioned multicylinder engine, wherein, being circular arc outside the cross section of the curved section of described first suction tude, is straight inside the cross section of described curved section.
The gas handling system of above-mentioned multicylinder engine, wherein, the outer tube wall extended spot of the described suction port of described first suction tude is vertically provided with extend to described inner space horizontal ribbed, before the described horizontal ribbed described suction port being close to described first suction tude.
The gas handling system of above-mentioned multicylinder engine, wherein, the described suction port outer tube wall extended spot of described first suction tude and the joint of described air filter housing are provided with inlet union, described inlet union connecting engine crankcase bleed pipe.
The gas handling system of above-mentioned multicylinder engine, wherein, described first suction tude and described floor enclose connect formation described inner space bottom be provided with spill port, described spill port runs through described first suction tude, and described in every root, the first suction tude correspondence is connected with a described spill port.
The gas handling system of above-mentioned multicylinder engine, wherein, the material that described first suction tude uses is cast iron.
The gas handling system of above-mentioned multicylinder engine, wherein, the material that described floor uses is cast iron.
The gas handling system of above-mentioned multicylinder engine, wherein, the material that described air filter housing uses is cast iron.
The gas handling system of above-mentioned multicylinder engine, wherein, the described horizontal ribbed extended length to described inner space is greater than the described air scoop width of described first suction tude.
Owing to have employed above-mentioned technology, the good effect that technique scheme compared with prior art has is:
1, provide an air inlet environment advantageously, this system takies relatively little space, and required component are few and firmer, can bear larger air inlet vibrations and the vibration of motor itself, decrease noise; 2, improve the distribution of mixed gas in each cylinder, improve the whole efficiency of motor; 3, the design of suction tude makes it have best length, is easier to like this increase Engine torque, especially in middling speed and low-speed range; 4, engine crank case ventilation pipe can be combined with gas handling system easily, and can not produce any adverse influence in compression process.
Accompanying drawing explanation
Fig. 1 is the cross sectional representation of gas handling system (the comprising cylinder) side of a kind of multicylinder engine of the present invention;
Fig. 2 is the base plane schematic diagram of the gas handling system of a kind of multicylinder engine of the present invention;
Fig. 3 is the sectional view at III-III place in Fig. 2;
Fig. 4 is the left view of the gas handling system of a kind of multicylinder engine of the present invention.
Embodiment
Below in conjunction with the drawings and specific embodiments, the invention will be further described, but not as limiting to the invention.
The gas handling system of a kind of multicylinder engine of the present invention as shown in Figure 1, comprise air filter housing 2, first suction tude 8 and the second suction tude 6, first suction tude 8 is longitudinal bending structure, first suction tude 8 be arranged in parallel, and several are also separated by floor each other, air filter housing 2 inside is provided with Air Filter Filter Core 5, Air Filter Filter Core 5 is connected with the end cap 4 of air-strainer, air filter housing 2 is provided with the side of Air Filter Filter Core 5 and the curved section of the first suction tude 8 and floor and encloses and connect and form inner space 7, the opposite side of air filter housing 2 connects the second suction tude 6, the suction port 11 of the first suction tude 8 is connected into inner space 7, the air outlet of the first suction tude 8 is connected by sealing flange 9 with cylinder 1.First suction tude 8 and floor are one piece casting structures, ensure that overall tightness is also easily processed.Inner space 7 can simultaneously as an air inlet anechoic chamber and an intake manifold or distributor.
Further, being circular arc outside the cross section of the curved section of the first suction tude 8, is straight inside the cross section of curved section.
Further, the outer tube wall extended spot of the suction port 11 of the first suction tude 8 is vertically provided with horizontal ribbed 12 of internally space 7 extension, horizontal ribbed 12 are close to before the suction port 11 of the first suction tude 8, this horizontal ribbed 12 can stop the vibrations produced in the first suction tude 8 to directly act on Air Filter Filter Core 5, reduces noise and the less weakening to Air Filter Filter Core 5 filtering effect.
Further, the suction port 11 outer tube wall extended spot of the first suction tude 8 and the joint of air filter housing 2 are provided with inlet union 13, inlet union 13 connecting engine crankcase bleed pipe, be delivered directly to filtered air side, gas is assembled in engine crankcase, substantially comprises fuel oil, fuel-steam and combustion residue etc.
As described in Fig. 2 and Fig. 3, first suction tude 8 and floor enclose connect formation inner space 7 bottom be provided with spill port 10, spill port 10 runs through the first suction tude 8, every root first suction tude 8 correspondence is connected with a spill port 10, allow fuel oil, steam and sludge in inner space 7 enter and lead in the first suction tude 8 of respective cylinder 1, improve the overall operation efficiency of motor.
As shown in Figure 4, the attachment portion of the first suction tude 8 and air filter housing 2, can know the shape finding out horizontal ribbed 12, extends inward into the air circulation region of suction port 11.The extended length in horizontal ribbed 12 internally spaces 7 is greater than suction port 11 width of the first suction tude 8, zone line horizontal ribbed 12 to downward-extension to cover middle suction port 11 completely.Horizontal ribbed 12 designs like this provide being uniformly distributed of mixed gas in each cylinder, and this mixed gas is introduced in inner space 7 by inlet union 13 from engine crankcase.
Further, the material that first suction tude 8, floor, air filter housing 2 use is cast iron, easy cast inblock is one-body molded easily to be obtained, first suction tude 8 makes inner space 7 additionally reinforce with the monolithic construction of floor, although wall thickness is relatively less like this, the hardness obtained is also very high, effectively can bear vibrations and reduce noise.
The foregoing is only preferred embodiment of the present invention, not thereby limit claim of the present invention, so the equivalent structure change that all utilizations specification of the present invention and diagramatic content are made, be all included in protection scope of the present invention.
Claims (7)
1. the gas handling system of a multicylinder engine, it is characterized in that, comprise air filter housing, first suction tude and the second suction tude, described first suction tude is longitudinal bending structure, described first suction tude be arranged in parallel, and several are also separated by floor each other, described air filter housing inside is provided with Air Filter Filter Core, described Air Filter Filter Core is connected with the end cap of described air-strainer, described air filter housing is provided with the side of described Air Filter Filter Core and the curved section of described first suction tude and described floor and encloses and connect and form inner space, the opposite side of described air filter housing connects described second suction tude, the suction port of described first suction tude is connected into described inner space, the air outlet of described first suction tude is connected by sealing flange with cylinder, the described suction port outer tube wall extended spot of described first suction tude and the joint of described air filter housing are provided with inlet union, described inlet union connecting engine crankcase bleed pipe,
Described first suction tude and described floor enclose connect formation described inner space bottom be provided with spill port, described spill port runs through described first suction tude, and described in every root, the first suction tude correspondence is connected with a described spill port; Being circular arc outside the cross section of the curved section of described first suction tude, is straight inside the cross section of described curved section.
2. the gas handling system of multicylinder engine as claimed in claim 1, is characterized in that, is cast inblock structure between described first suction tude and described floor.
3. the gas handling system of multicylinder engine as claimed in claim 1, it is characterized in that, the outer tube wall extended spot of the described suction port of described first suction tude is vertically provided with extend to described inner space horizontal ribbed, before the described horizontal ribbed described suction port being close to described first suction tude.
4. the gas handling system of multicylinder engine as claimed in claim 1, it is characterized in that, the material that described first suction tude uses is cast iron.
5. the gas handling system of multicylinder engine as claimed in claim 1, is characterized in that, the material that described floor uses is cast iron.
6. the gas handling system of multicylinder engine as claimed in claim 1, it is characterized in that, the material that described air filter housing uses is cast iron.
7. the gas handling system of multicylinder engine as claimed in claim 3, it is characterized in that, the described horizontal ribbed extended length to described inner space is greater than the described air scoop width of described first suction tude.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201210480449.3A CN102996299B (en) | 2012-11-23 | 2012-11-23 | A kind of gas handling system of multicylinder engine |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201210480449.3A CN102996299B (en) | 2012-11-23 | 2012-11-23 | A kind of gas handling system of multicylinder engine |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN102996299A CN102996299A (en) | 2013-03-27 |
| CN102996299B true CN102996299B (en) | 2016-01-20 |
Family
ID=47925312
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201210480449.3A Active CN102996299B (en) | 2012-11-23 | 2012-11-23 | A kind of gas handling system of multicylinder engine |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN102996299B (en) |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US5259356A (en) * | 1991-07-08 | 1993-11-09 | Ab Volvo | Device at internal combustion engine with fuel injection |
| US6098586A (en) * | 1997-08-27 | 2000-08-08 | Siemens Canada Limited | Integrated intake manifold and air cleaner system |
| US6539907B2 (en) * | 2000-12-01 | 2003-04-01 | Denso Corporation | Suction device used for internal combustion engine |
| CN101333983A (en) * | 2007-06-27 | 2008-12-31 | 力帆实业(集团)股份有限公司 | Oil strain type engine air inlet manifold branch |
| CN101550893A (en) * | 2008-04-03 | 2009-10-07 | 雅马哈发动机株式会社 | Air filter of automatic tumbrel |
Family Cites Families (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP3853582B2 (en) * | 2000-08-25 | 2006-12-06 | ダイハツ工業株式会社 | Structure of cylinder head cover in internal combustion engine |
| US20040074466A1 (en) * | 2002-10-21 | 2004-04-22 | Siemens Vdo Automotive Inc. | Integrated intake manifold and air cleaner for engine without a throttle |
| CN2874032Y (en) * | 2005-12-29 | 2007-02-28 | 比亚迪股份有限公司 | Ventilation device for internal combustion crankshaft box |
| CN200982215Y (en) * | 2006-07-12 | 2007-11-28 | 比亚迪股份有限公司 | Closed type crank box forced ventilation pipe for internal combustion engine |
| CN201110209Y (en) * | 2007-11-22 | 2008-09-03 | 安徽江淮汽车股份有限公司 | Enclosed respiratory system of 2.8L diesel engine |
-
2012
- 2012-11-23 CN CN201210480449.3A patent/CN102996299B/en active Active
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US5259356A (en) * | 1991-07-08 | 1993-11-09 | Ab Volvo | Device at internal combustion engine with fuel injection |
| US6098586A (en) * | 1997-08-27 | 2000-08-08 | Siemens Canada Limited | Integrated intake manifold and air cleaner system |
| US6539907B2 (en) * | 2000-12-01 | 2003-04-01 | Denso Corporation | Suction device used for internal combustion engine |
| CN101333983A (en) * | 2007-06-27 | 2008-12-31 | 力帆实业(集团)股份有限公司 | Oil strain type engine air inlet manifold branch |
| CN101550893A (en) * | 2008-04-03 | 2009-10-07 | 雅马哈发动机株式会社 | Air filter of automatic tumbrel |
Also Published As
| Publication number | Publication date |
|---|---|
| CN102996299A (en) | 2013-03-27 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN204552968U (en) | Cylinder head and motor and engine crank case ventilation mechanism | |
| CN107780993A (en) | The crankcase respiratory system of engine | |
| JP2016033371A (en) | Reciprocating piston internal combustion engine | |
| CN103485921A (en) | Uniform cooling double-layer-water-cavity cylinder cover for highly-intensified diesel engine | |
| CN105370433A (en) | Gear chamber of two-stroke horizontally-opposed piston and horizontally-opposed cylinder engine | |
| CN102996299B (en) | A kind of gas handling system of multicylinder engine | |
| CN103362700B (en) | Air filter and there is the vehicle of this air filter | |
| CN101498246B (en) | Pressure reducing air inlet high compression ratio internal-combustion engines | |
| CN216043946U (en) | Silencer for air inlet and outlet of large and medium-sized air compressors or internal combustion engines or engines | |
| CN201377346Y (en) | Oil-gas separation structure of engine cylinder head cover | |
| US20180078885A1 (en) | Filter assembly | |
| US20130239923A1 (en) | Heat pipe assembly in an engine lubrication system | |
| CN207945021U (en) | A kind of backgear room with gas oil separation structure | |
| JP2007016755A (en) | Intake device of internal combustion engine | |
| CN201908715U (en) | Water-cooled supercharger system for gas engine | |
| CN207194993U (en) | The multi-functional resonator of gas handling system | |
| CN205714346U (en) | A kind of engine crankcase labyrinth oil gas separator | |
| CN203420792U (en) | Water sealing jacket cylinder of engine | |
| CN206175167U (en) | Engine air compressor machine resonant cavity | |
| CN206513452U (en) | A kind of sectional type cylinder head for multi-cylinder large-duty engine | |
| CN207454068U (en) | The exhausted by crankcase mouth structure of IC engine airframe | |
| CN203515730U (en) | Crankcase ventilation device of diesel engine | |
| CN104389690B (en) | A kind of diesel engine cylinder cover connecting plate | |
| CN203906046U (en) | Novel diesel engine breather | |
| CN201486616U (en) | Machine oil refluxing device component of cylinder head cover |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C06 | Publication | ||
| PB01 | Publication | ||
| C10 | Entry into substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20210409 Address after: 219-220, Lane 299, Anhong Road, Jiading District, Shanghai, 201804 Patentee after: Design of youhualuosi automobile ( Shanghai ) Ltd. Address before: 201805 West sluice of Shuangpu village, Anting Town, Jiading District, Shanghai Patentee before: YOUHUA ROUSH AUTOMOBILE SYSTEM (SHANGHAI) Co.,Ltd. |
|
| TR01 | Transfer of patent right |