CN102182531A - Respirator circulating system structure for oil and gas separation of universal gasoline engine - Google Patents
Respirator circulating system structure for oil and gas separation of universal gasoline engine Download PDFInfo
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- CN102182531A CN102182531A CN 201110107746 CN201110107746A CN102182531A CN 102182531 A CN102182531 A CN 102182531A CN 201110107746 CN201110107746 CN 201110107746 CN 201110107746 A CN201110107746 A CN 201110107746A CN 102182531 A CN102182531 A CN 102182531A
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- resuscitation apparatus
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Abstract
The invention discloses a respirator circulating system structure for oil and gas separation of a universal gasoline engine, which relates to the field of respirator circulating system structures for oil and gas separation of universal gasoline engines. A crankcase (39) is communicated with a valve push rod passage (40) and a cylinder head cavity (41) in an upper box (3); one end of a respirator connecting pipe (21) is connected with an oil and gas outlet interface (23), and the other end is connected with an oil and gas inlet interface (24); the oil and gas inlet interface (24) is communicated with a respirator air inlet (50); a respirator valve sheet (20) is arranged on the respirator air inlet (50); the bottom of a main oil settling pond (51) of a respirator (46) is provided with a main oil return hole (52) which is communicated with the crankcase (39); and a respirator air outlet pipe (22) on a respirator residual air outlet (25) of the respirator (46) is connected with an air filter. Oil and gas in the respirator circulating system structure for oil and gas separation of the universal gasoline engine can be used for lubricating a valve rocking arm, a valve, and the like in the cylinder head cavity, and the oil and gas circulation can be realized outside the gasoline engine.
Description
Technical field
General gasoline engines Oil-gas Separation of the present invention relates to the resuscitation apparatus circulatory system structure field of designing that is used for Oil-gas Separation on general gasoline engines with resuscitation apparatus circulatory system structure.
Background technique
The general gasoline engines Oil-gas Separation is to carrying out the condensation sedimentation by the oil gas of crankcase after associated components enters into resuscitation apparatus with the effect of resuscitation apparatus in the resuscitation apparatus circulatory system structure, Oil-gas Separation, making the residual gas of its discharge enter the cylinder body after-burning through empty filter burns, and make condensation machine oil return crankcase, this process was carried out the oil gas circulation at internal body usually in the past, its cylinder head position lubricated generally is by moulding on mould or processes special air inlet and drainback passage is realized, if more economical and more effectively realize the lubricated of the respirator function of general gasoline engines and cylinder head position, answer a kind of general gasoline engines Oil-gas Separation of otherwise designed with resuscitation apparatus circulatory system structure, realize lubricating system the component of installing in the cylinder head cavity.
Summary of the invention
The purpose of this invention is to provide a kind of general gasoline engines Oil-gas Separation resuscitation apparatus circulatory system structure, it comprises lubricating component in the cylinder head cavity; Spindle hole next door design at casing has resuscitation apparatus, and oil gas can enter into the cylinder head cavity through the valve actuating push rod passage in the crankcase, so both can reach the purpose to each component lubrication in the cylinder head, and oil gas has carried out one time infall process again when transmission; Oil gas is drawn interface, resuscitation apparatus connecting tube, oil gas by the cylinder head cavity through oil gas again and is introduced interface and enter into resuscitation apparatus, burn at the cylinder body internal combustion after making residual gas be discharged to the sky filter, and condensation machine oil is back in the crankcase by resuscitation apparatus, make oil gas realize the purpose that Oil-gas Separation recycles to reach by engine body exterior.
A kind of general gasoline engines Oil-gas Separation resuscitation apparatus circulatory system structure, it is by upper box, lower box, upper box mould assembling junction plane, lower box mould assembling junction plane, cylinder head cover, crankcase, the valve actuating push rod passage, the cylinder head cavity, oil gas is drawn interface, the resuscitation apparatus connecting tube, oil gas is introduced interface, the resuscitation apparatus suction port, resuscitation apparatus valve block and resuscitation apparatus are formed, valve actuating push rod passage in crankcase and the upper box, cylinder head cavity between cylinder head cover and cylinder body is connected, one end is connected oil gas and draws the oil gas introducing interface that the end in addition of the resuscitation apparatus connecting tube on the interface is connected to resuscitation apparatus, oil gas is introduced interface and is connected with the resuscitation apparatus suction port, the resuscitation apparatus valve block is arranged on the resuscitation apparatus suction port, and the main sedimentation oil sump bottom of resuscitation apparatus has main spill port to be connected with crankcase; The resuscitation apparatus steam outlet pipe that is connected in the resuscitation apparatus residual gas outlet on the resuscitation apparatus is connected to the sky filter, more than constitutes general gasoline engines Oil-gas Separation resuscitation apparatus circulatory system structure.
General gasoline engines Oil-gas Separation of the present invention is described as follows with the working principle of resuscitation apparatus circulatory system structure:
Connecting rod on the bent axle in being installed on lower box spindle hole and upper box spindle hole drives the piston that links to each other with connecting rod in cylinder body when descending, the crankcase inner volume reduces, pressure increases, then make the interior malleation that forms of crankcase of lower box, force crankcase inner engine oil oil gas to flow into cylinder head cavity in the cylinder head cover by the valve actuating push rod passage in the upper box, oil gas can be to the valve rocker assembly in the cylinder head cavity, valves etc. are realized lubricated, the oil gas that enters in the cylinder head cavity is drawn interface through oil gas, the resuscitation apparatus connecting tube, oil gas is introduced the resuscitation apparatus gas channel that interface constituted and is flow into design in the resuscitation apparatus on upper box spindle hole next door, under positive pressure, oil gas breaks through in the resuscitation apparatus suction port that stopping of resuscitation apparatus valve block flow into resuscitation apparatus, and said process makes the pressure in the crankcase obtain discharging; Otherwise when piston was up in cylinder body, the space increased in the crankcase, and pressure reduces to form negative pressure state, and oil gas can be not up.
The oil gas that flow in the resuscitation apparatus is realized gas-liquid separation through the settlement action of resuscitation apparatus, the machine oil of separating is back to crankcase by the main return port of the main sedimentation oil sump bottom of resuscitation apparatus, simultaneously, oil gas is back to crankcase by the bottom of the primary settling oil sump in the resuscitation apparatus by being connected with the upper box spindle hole under negative pressure state, and the main spill port bottom the main sedimentation oil sump of resuscitation apparatus is back in the crankcase; And the residual gas of separating causes the empty filter of the fuel oil supply system of petrol engine by the resuscitation apparatus steam outlet pipe from resuscitation apparatus residual gas air outlet, participates in burning after entering into cylinder head again.
The lower box mould assembling junction plane of the upper box mould assembling junction plane of upper box and lower box forms crankcase after by the mould assembling of casing mould assembling bolt.
Cylinder head cover, cylinder head cover sealing gasket are installed on the cylinder head by cylinder bolt, form the cylinder head cavity between cylinder head cover and cylinder head; Be coated with the valve rocker assembly on the valve rocker bearing pin that is coated with in the valve rocker bearing pin mounting hole of the valve rocker fitting seat upper end in the cylinder head cavity, by valve collet, valve spring valve be installed in valve rocker assembly end.On the cylinder body of upper box, be separately installed with valve and spark plug.
On the bent axle that in the lower box spindle hole of the upper box spindle hole of upper box and lower box, is equipped with by oil sealing respectively connecting rod is installed, at small end the piston that is connected with is installed and is positioned at cylinder body.
On upper box, have upper box cam bearing pin mounting hole, on lower box, have lower box cam bearing pin mounting hole, for installing the cam bearing pin.
Have upper box mould assembling positioning pin hole, upper box mould assembling tapped hole and crane span structure bearing pin mounting hole on the upper box mould assembling junction plane of upper box, the push rod that is equipped with in crane span structure bearing pin mounting hole is installed the push rod that is equipped with on the bearing pin and is protected chord position in the valve actuating push rod passage.
Cylinder head gas-entered passageway and casing radiating fin are arranged on the cylinder head of upper box.
On the lower box mould assembling junction plane of lower box, have lower box mould assembling positioning pin hole and lower box mould assembling bolt hole, on lower box mould assembling junction plane, also be provided with bridge and be sold back to a grain-producing area the anti-boss of throwing of axle; Have the machine oil oil filler in lower box one side,, have some outfitting tool mounting holes, use for outfitting tool is installed in the lower box bottom for adding machine oil; On lower box, also have lower box spindle hole and nowel cam bearing pin mounting hole, be used for installing bent axle and cam bearing pin respectively and use.
The resuscitation apparatus lid of resuscitation apparatus, resuscitation apparatus sealing gasket are installed in the resuscitation apparatus by resuscitation apparatus lid construction bolt, and resuscitation apparatus lid construction bolt is installed in the resuscitation apparatus cover plate and installs in the tapped hole; The resuscitation apparatus sealing gasket is installed on the resuscitation apparatus sealing surface of a circle around the resuscitation apparatus top.
On the resuscitation apparatus suction port of resuscitation apparatus one circle valve block sealing surface is other to have valve block to stop boss, and the resuscitation apparatus valve block is installed on the valve block sealing surface.
In the elementary oil sump boss of resuscitation apparatus, be provided with the primary settling oil sump, between the primary settling oil sump of resuscitation apparatus and main sedimentation oil sump, be provided with primary settling oil sump flow-off, the primary settling oil sump is higher than the main sedimentation oil sump on next door, has main return port to be connected with crankcase in main sedimentation oil sump bottom.Cold oil in the oil gas flow into main sedimentation oil sump by the primary settling oil sump through primary settling oil sump flow-off, and the main return port through main sedimentation oil sump bottom flows in the crankcase again.
Have the outlet of resuscitation apparatus residual gas for the residual gas of discharging in the oil gas in resuscitation apparatus one side.
The general gasoline engines Oil-gas Separation with resuscitation apparatus circulatory system structural advantages is: 1, the oil gas of machine oil can be lubricated bar portion of the valve rocker in the cylinder head cavity, valve etc. behind the valve actuating push rod passage from crankcase.2, design has oil gas to draw interface and oil gas introducing interface on upper box, and the oil gas circulation when making resuscitation apparatus work is able to realize outside body, helps oil gas condensation sedimentation, can realize respirator function better.
Description of drawings
Fig. 1: general gasoline engines Oil-gas Separation resuscitation apparatus circulatory system structural representation.
Fig. 2: general gasoline engines agent structure cross-sectional schematic.
Fig. 3: resuscitation apparatus 46 is at the mated position schematic representation of upper box 3.
Fig. 4: upper box 3 three-dimensional structure schematic representation.
Fig. 5: lower box 7 three-dimensional structure schematic representation.
Fig. 6: the resuscitation apparatus 46 three-dimensional structure schematic representation that are positioned at upper box spindle hole 29 next doors of upper box 3.
Fig. 7: resuscitation apparatus 46 schematic top plan view that are positioned at upper box spindle hole 29 next doors of upper box 3.
Embodiment
Referring to Fig. 1, Fig. 2 and Fig. 3, a kind of general gasoline engines Oil-gas Separation resuscitation apparatus circulatory system structure, it is by upper box 3, lower box 7, upper box mould assembling junction plane 28, lower box mould assembling junction plane 32, cylinder head cover 1, crankcase 39, valve actuating push rod passage 40, cylinder head cavity 41, oil gas is drawn interface 23, resuscitation apparatus connecting tube 21, oil gas is introduced interface 24, resuscitation apparatus suction port 50, resuscitation apparatus valve block 20 and resuscitation apparatus 46 are formed, crankcase 39 and upper box 3 interior valve actuating push rod passages 40, cylinder head cavity 41 between cylinder head cover 1 and cylinder body is connected, one end is connected oil gas and draws the oil gas introducing interface 24 that the end in addition of the resuscitation apparatus connecting tube 21 on the interface 23 is connected to resuscitation apparatus 46, oil gas is introduced interface 24 and is connected with resuscitation apparatus suction port 50, resuscitation apparatus valve block 20 is arranged on resuscitation apparatus suction port 50, and main sedimentation oil sump 51 bottoms of resuscitation apparatus 46 have main spill port 52 to be connected with crankcase 39; The resuscitation apparatus steam outlet pipe 22 that is connected in the resuscitation apparatus residual gas outlet 25 on the resuscitation apparatus 46 is connected to the sky filter, more than constitutes general gasoline engines Oil-gas Separation resuscitation apparatus circulatory system structure.
As shown in Figure 1, the oil gas path enters B point in the cylinder head cavity 41 by A point among Fig. 1 in the crankcase 39 through valve exhaust passage 40, draw through oil gas again that interface 23, resuscitation apparatus connecting tube 21, oil gas are introduced interface 24, resuscitation apparatus valve block 20 enters in the resuscitation apparatus 46, shown in BC curve among Fig. 1.
As depicted in figs. 1 and 2, the upper box mould assembling junction plane 28 of upper box 3 passes through 60 mould assembling of casing mould assembling bolt with the lower box mould assembling junction plane of lower box 7 32, forms crankcase 39.
Referring to Fig. 1, Fig. 2 and Fig. 4, Fig. 5, on the bent axle 16 that in the lower box spindle hole 35 of the upper box spindle hole 29 of upper box 3 and lower box 7, is equipped with by oil sealing 6 respectively connecting rod 15 is installed, the piston 14 that is connected with is installed in connecting rod 15 upper ends is positioned at cylinder body.
As shown in Figure 4 and Figure 5, on upper box 3, have upper box cam bearing pin mounting hole 30, on lower box 7, have lower box cam bearing pin mounting hole 36, use for installing the cam bearing pin.
As shown in Figure 4, on the upper box mould assembling junction plane 28 of upper box 3, have upper box mould assembling positioning pin hole 26, upper box mould assembling tapped hole 27 and crane span structure bearing pin mounting hole 31, the push rod that is equipped with on the push rod that is equipped with in the crane span structure bearing pin mounting hole 31 installation bearing pin 5 protects frame 4 and is positioned at valve actuating push rod passage 40.
As shown in Figure 1 and Figure 4, cylinder head gas-entered passageway 44, cylinder head exhaust passage 45 and casing radiating fin 61 are arranged on the cylinder head of upper box 3.
As shown in Figure 5, on the lower box mould assembling junction plane 32 of lower box 7, have lower box mould assembling positioning pin hole 33 and lower box mould assembling bolt hole 34, on lower box mould assembling junction plane 32, also be provided with the anti-boss 38 of throwing of crane span structure bearing pin; Have machine oil oil filler 47 in lower box 7 one sides, have some outfitting tool mounting holes 37 in lower box 7 bottoms.
Referring to Fig. 3, the resuscitation apparatus lid 18 of resuscitation apparatus 46, resuscitation apparatus sealing gasket 19 are installed in the resuscitation apparatus 46 by resuscitation apparatus lid construction bolt 17, resuscitation apparatus lid construction bolt 17 is installed in the resuscitation apparatus lid and installs in the tapped hole 54, and resuscitation apparatus sealing gasket 19 is installed on the resuscitation apparatus sealing surface 59 of a circle around resuscitation apparatus 46 tops.
Referring to Fig. 6 and Fig. 7, a circle valve block sealing surface 49 sides on the resuscitation apparatus suction port 50 of resuscitation apparatus 46 have valve block to stop boss 48, and as shown in Figure 3, resuscitation apparatus valve block 20 is installed on the valve block sealing surface 49.
As shown in Figure 6 and Figure 7, in the elementary oil sump boss 53 of resuscitation apparatus 46, be provided with primary settling oil sump 55, between the primary settling oil sump 55 of resuscitation apparatus 46 and main sedimentation oil sump 51, be provided with primary settling oil sump flow-off 56, primary settling oil sump 55 is higher than the main sedimentation oil sump 51 on next door, has main spill port 52 to be connected with crankcase 39 in main sedimentation oil sump 51 bottoms.
As shown in Figure 6, have resuscitation apparatus residual gas outlet 25 in resuscitation apparatus 46 1 sides.
Claims (10)
1. a general gasoline engines Oil-gas Separation is with resuscitation apparatus circulatory system structure, it is by upper box (3), lower box (7), upper box mould assembling junction plane (28), lower box mould assembling junction plane (32), cylinder head cover (1), crankcase (39), valve actuating push rod passage (40), cylinder head cavity (41), oil gas is drawn interface (23), resuscitation apparatus connecting tube (21), oil gas is introduced interface (24), resuscitation apparatus suction port (50), resuscitation apparatus valve block (20) and resuscitation apparatus (46) are formed, it is characterized in that crankcase (39) and the interior valve actuating push rod passage of upper box (3) (40), cylinder head cavity (41) between cylinder head cover (1) and cylinder body is connected, one end is connected oil gas and draws the oil gas introducing interface (24) that the end in addition of the resuscitation apparatus connecting tube (21) on the interface (23) is connected to resuscitation apparatus (46), oil gas is introduced interface (24) and is connected with resuscitation apparatus suction port (50), resuscitation apparatus valve block (20) is arranged on resuscitation apparatus suction port (50), and main sedimentation oil sump (51) bottom of resuscitation apparatus (46) has main spill port (52) to be connected with crankcase (39); The resuscitation apparatus steam outlet pipe (22) that is connected in the resuscitation apparatus residual gas outlet (25) on the resuscitation apparatus (46) is connected to the sky filter, more than constitutes general gasoline engines Oil-gas Separation resuscitation apparatus circulatory system structure.
2. a kind of general gasoline engines Oil-gas Separation according to claim 1 resuscitation apparatus circulatory system structure, it is characterized in that the upper box junction plane (28) of upper box (3) and the lower box mould assembling junction plane (32) of lower box (7) pass through casing mould assembling bolt (60) mould assembling, form crankcase (39).
3. a kind of general gasoline engines Oil-gas Separation according to claim 1 resuscitation apparatus circulatory system structure, it is characterized in that cylinder head cover (1) is installed on the cylinder head by cylinder head cover sealing gasket (2), cylinder bolt (10), be coated with valve rocker assembly (8) on the valve rocker bearing pin (62) that is coated with in the valve rocker bearing pin mounting hole (43) of valve rocker fitting seat (42) upper end in the cylinder head cavity (41) that forms, by valve collet (11), valve spring (12) valve (9) be installed in valve rocker assembly (8) end.
4. a kind of general gasoline engines Oil-gas Separation according to claim 1 resuscitation apparatus circulatory system structure, on the bent axle (16) that it is characterized in that in the lower box spindle hole (35) of the upper box spindle hole (29) of upper box (3) and lower box (7), being equipped with by oil sealing (6) respectively connecting rod (15) is installed, in connecting rod (15) upper end the piston (14) that is connected with is installed and is positioned at cylinder body.
5. a kind of general gasoline engines Oil-gas Separation according to claim 1 is characterized in that having upper box cam bearing pin mounting hole (30) and lower box cam bearing pin mounting hole (36) with resuscitation apparatus circulatory system structure on upper box (3) and lower box (7).
6. a kind of general gasoline engines Oil-gas Separation according to claim 1 resuscitation apparatus circulatory system structure, it is characterized in that having on the upper box mould assembling junction plane (28) of upper box (3) upper box mould assembling positioning pin hole (26), upper box mould assembling tapped hole (27) and crane span structure bearing pin mounting hole (31), the push rod that is equipped with on the push rod that is equipped with in crane span structure bearing pin mounting hole (31) the installation bearing pin (5) protects frame (4) and is positioned at valve actuating push rod passage (40).
7. a kind of general gasoline engines Oil-gas Separation according to claim 1 resuscitation apparatus circulatory system structure, it is characterized in that on the lower box mould assembling junction plane (32) of lower box (7), having lower box mould assembling positioning pin hole (33) and lower box mould assembling bolt hole (34), also be provided with the anti-boss (38) of throwing of crane span structure bearing pin; Have machine oil oil filler (47) in lower box (7) one sides, have outfitting tool mounting hole (37) in lower box (7) bottom.
8. a kind of general gasoline engines Oil-gas Separation according to claim 1 resuscitation apparatus circulatory system structure, the resuscitation apparatus lid (18), the resuscitation apparatus sealing gasket (19) that it is characterized in that resuscitation apparatus (46) are installed in the resuscitation apparatus (46) by resuscitation apparatus lid construction bolt (17), resuscitation apparatus lid construction bolt (17) is installed in the resuscitation apparatus cover plate and installs in the tapped hole (54), and resuscitation apparatus sealing gasket (19) is installed on the resuscitation apparatus sealing surface (59) of a circle around resuscitation apparatus (46) top.
9. a kind of general gasoline engines Oil-gas Separation according to claim 1 resuscitation apparatus circulatory system structure, it is characterized in that circle valve block sealing surface (49) side on the resuscitation apparatus suction port (50) of resuscitation apparatus (46) has valve block to stop boss (48), resuscitation apparatus valve block (20) is installed on the valve block sealing surface (49).
10. a kind of general gasoline engines Oil-gas Separation according to claim 1 resuscitation apparatus circulatory system structure, it is characterized in that in the elementary oil sump boss (53) of resuscitation apparatus (46), being provided with primary settling oil sump (55), be provided with primary settling oil sump flow-off (56) between the primary settling oil sump (55) of resuscitation apparatus (46) and main sedimentation oil sump (51), primary settling oil sump (55) is higher than the main sedimentation oil sump (51) on next door; Have resuscitation apparatus residual gas outlet (25) in resuscitation apparatus (46) one sides.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201110107746 CN102182531A (en) | 2011-04-28 | 2011-04-28 | Respirator circulating system structure for oil and gas separation of universal gasoline engine |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201110107746 CN102182531A (en) | 2011-04-28 | 2011-04-28 | Respirator circulating system structure for oil and gas separation of universal gasoline engine |
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| CN102182531A true CN102182531A (en) | 2011-09-14 |
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| CN 201110107746 Pending CN102182531A (en) | 2011-04-28 | 2011-04-28 | Respirator circulating system structure for oil and gas separation of universal gasoline engine |
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Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS58156113U (en) * | 1982-04-13 | 1983-10-18 | 本田技研工業株式会社 | Internal combustion engine breather device |
| CN2608693Y (en) * | 2001-10-26 | 2004-03-31 | 本田技研工业株式会社 | Breathing system for engine |
| JP2009293509A (en) * | 2008-06-05 | 2009-12-17 | Honda Motor Co Ltd | Engine breather device |
| CN201610778U (en) * | 2010-02-01 | 2010-10-20 | 重庆润通动力有限公司 | Structure of air exchange device of engine |
| CN101985891A (en) * | 2010-11-19 | 2011-03-16 | 隆鑫通用动力股份有限公司 | Oil-gas separation structure for gasoline engine |
| EP2314833A2 (en) * | 2009-10-19 | 2011-04-27 | Honda Motor Co., Ltd. | Engine equipped with breather mechanism |
| CN202055891U (en) * | 2011-04-28 | 2011-11-30 | 江苏林海动力机械集团公司 | Respirator circulating system structure for separating oil from gas of universal gasoline engine |
-
2011
- 2011-04-28 CN CN 201110107746 patent/CN102182531A/en active Pending
Patent Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS58156113U (en) * | 1982-04-13 | 1983-10-18 | 本田技研工業株式会社 | Internal combustion engine breather device |
| CN2608693Y (en) * | 2001-10-26 | 2004-03-31 | 本田技研工业株式会社 | Breathing system for engine |
| JP2009293509A (en) * | 2008-06-05 | 2009-12-17 | Honda Motor Co Ltd | Engine breather device |
| EP2314833A2 (en) * | 2009-10-19 | 2011-04-27 | Honda Motor Co., Ltd. | Engine equipped with breather mechanism |
| CN201610778U (en) * | 2010-02-01 | 2010-10-20 | 重庆润通动力有限公司 | Structure of air exchange device of engine |
| CN101985891A (en) * | 2010-11-19 | 2011-03-16 | 隆鑫通用动力股份有限公司 | Oil-gas separation structure for gasoline engine |
| CN202055891U (en) * | 2011-04-28 | 2011-11-30 | 江苏林海动力机械集团公司 | Respirator circulating system structure for separating oil from gas of universal gasoline engine |
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Application publication date: 20110914 |