CN109595054B - Multi-level oil-gas separation device for automobile engine - Google Patents
Multi-level oil-gas separation device for automobile engine Download PDFInfo
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- CN109595054B CN109595054B CN201811501938.6A CN201811501938A CN109595054B CN 109595054 B CN109595054 B CN 109595054B CN 201811501938 A CN201811501938 A CN 201811501938A CN 109595054 B CN109595054 B CN 109595054B
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- channel
- column
- cover
- cover body
- cavity
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Classifications
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- 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
-
- 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
- F01M2013/0438—Crankcase ventilating or breathing having means for purifying air before leaving crankcase, e.g. removing oil with a filter
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- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Lubrication Details And Ventilation Of Internal Combustion Engines (AREA)
Abstract
The invention provides a multi-level oil-gas separation device of an automobile engine, which achieves the purposes of high separation efficiency, good filtering effect and multiple separation levels, and comprises a cover body, wherein the cover body comprises a bottom frame and an upper cover (2) which are detachably connected, and is characterized in that: the novel air conditioner is characterized in that the underframe (1) is provided with a first air inlet (3), a first channel (4) is arranged at the position, corresponding to the first air inlet, of the upper cover (2), a second channel (5) is arranged on the side face of the first channel (4), the underframe (1) is provided with a first partition board (9), the cover body is provided with a lower channel (6) and an upper channel (7), the lower channel (6) is located below the first partition board (9), the upper channel (7) is located above the first partition board, and a first column ring (8) is fixedly arranged on the underframe (1).
Description
Technical Field
The invention relates to the technical field of engine oil-gas separation, in particular to a multi-level oil-gas separation device of an automobile engine.
Background
The oil-gas separation device is connected to the engine head cover, because the blow-by gas and engine oil vapor of the cylinder can generate pressure when the engine is started to cause damage to the engine, the crankcase oil-gas separation device is needed to generate negative pressure, and because a large amount of engine oil vapor exists in the gas pumped out by the crankcase ventilation valve, the oil-gas separation device mainly separates the engine oil vapor into engine oil and vapor, the engine oil flows back to the engine for reutilization after being gathered by the bottom shell, the vapor flows to the engine for reburning, and the direct entry into the atmosphere is prevented, so that the atmospheric pollution is caused.
Disclosure of Invention
In order to solve the technical problems in the prior art, the invention provides a multi-level oil-gas separation device for an automobile engine, which achieves the purposes of high separation efficiency, good filtering effect and multiple separation levels.
The technical scheme adopted by the invention is as follows: the multi-level oil-gas separation device of the automobile engine comprises a cover body, wherein the cover body comprises a bottom frame and an upper cover which are detachably connected, a first air inlet is formed in the bottom frame, a first channel is formed in the position, corresponding to the first air inlet, of the upper cover, a second channel is formed in the side face of the first channel, a first partition plate is arranged on the bottom frame, a lower channel and an upper channel are formed in the cover body, the lower channel is located below the first partition plate, the upper channel is located above the first partition plate, a first column ring is fixedly arranged on the bottom frame, a second air inlet is formed in the first partition plate, and a third channel column is arranged on the first partition plate;
at least 3 third bulges are arranged at the top end of the third channel column, a third movable cover is arranged on the third bulges, and a fourth channel is arranged between the third movable cover and the third channel column;
the third channel column is fixedly provided with a third guide sleeve, the lower end of the third guide sleeve is provided with a round platform groove with a small upper part and a big lower part, the third guide sleeve is slidably provided with a third vertical floating rod, the lower end of the third vertical floating rod is provided with a third positioning plate, and a reset spring is arranged between the third positioning plate and the round platform groove;
a fifth channel is arranged between the third channel column and the first column ring;
the cover body is provided with a fifth cavity which is positioned at the left side of the first column ring;
the cover body is provided with a sixth channel and a sixth oil outlet, the sixth channel is communicated with the fifth cavity and is positioned above the fifth cavity, and the sixth oil outlet is communicated with the fifth cavity and is positioned below the fifth cavity;
the cover body is provided with a seventh air outlet channel which is communicated with the sixth channel;
the second channel is provided with a filter plate, and the filter plate is in a folded line shape.
The cover body is provided with a sixth channel column, the upper end of the cover body is provided with a buffer cover, and a buffer spring is arranged between the sixth channel column and the buffer cover;
the first air inlet is provided with a first filter screen, and the first filter screen is provided with first filter holes;
the upper end of the first channel is provided with a filtering protrusion; the filtering bulges are arranged to increase the contact area and enhance the engine oil collecting effect;
the first partition plate is provided with a first baffle plate;
the underframe is provided with a converging diversion trench;
the inner wall of the third channel column is provided with a vertical diversion trench;
the fourth channel is communicated with the upper channel;
and a guide convergence block is arranged on the outer peripheral surface of the third channel column.
Compared with the prior art, the invention has the advantage of multi-level separation:
the first separation is carried out, the oil-gas mixture is separated through a first filter screen, part of engine oil is converged and flows downwards, and the rest of the mixture continuously passes through a first channel;
the second separation is carried out, the mixed gas rises to contact with the filtering protrusions, engine oil is converged and flows downwards, the rest of the mixed gas starts to pass through the second channel, a fold-line-shaped filter plate is arranged in the second channel, the engine oil converging effect is better than that of a linear filter plate fold-line-shaped filter plate, engine oil is converged and flows downwards through the filter plate, and the rest of the mixed gas is blocked by the first baffle plate and flows into the lower channel more intensively;
the third separation is carried out, the oil is contacted with the first partition plate when flowing upwards again through the lower channel, the oil is converged and dripped again, and the convergence diversion trench is arranged, so that the oil can smoothly flow to the first air inlet and then flow out of the separator, and then the oil mixed gas passes through the second air inlet;
the fourth separation is carried out, when the third movable cover and the third guide sleeve are contacted, engine oil is converged and dripped again, then mixed gas passes through a fourth channel, a return spring and the third movable cover are arranged at the position, so that the third movable cover can be jacked up when the gas flow passes through the fourth channel, the flow rate of the fourth channel is increased, the pressure is reduced, when the pressure is normal, the return spring pulls the third movable cover back to the original position, the vertical diversion groove is used for increasing the contact area, the engine oil converging effect is increased, the engine oil is led to flow downwards, and then the mixed gas flows into an upper channel through the fourth channel;
the fifth separation, the mixed gas is fully contacted with the outer peripheral surface of the third channel column when passing through the upper channel, the converged engine oil flows into the sixth oil outlet from the fifth channel through the fifth cavity, the outer peripheral surface of the third channel column is provided with a guide convergence block, the contact area with the mixed gas is further increased, the engine oil convergence effect is improved, the engine oil is guided to flow into the fifth channel after flowing into the first partition plate, and then the mixed gas passes through the fifth channel;
a sixth separation; when the mixed gas passes through the fifth channel to the fifth cavity, the mixed gas contacts with the inner wall of the fifth cavity, the engine oil is converged again and flows into the sixth oil outlet, and then the mixed gas flows upwards into the sixth channel;
seventh separation; when the mixed gas flows to the sixth channel, the mixed gas is fully contacted with the surface of the sixth channel column, engine oil is converged downwards again, and the buffer spring, the buffer cover and the sixth channel column are arranged to play a role in pressure relief when the gas flow is large and the pressure is overlarge, the buffer spring plays a role in resetting the buffer cover, and finally the gas is discharged from the seventh gas outlet channel.
Drawings
FIG. 1 is a schematic view of the external structure of the separating device of the present invention.
FIG. 2 is a schematic view of a partial cross-sectional structure of a separating apparatus of the present invention.
FIG. 3 is a schematic view of the partial outline structure of the separating apparatus of the present invention.
Fig. 4 is an enlarged schematic view at a in fig. 2.
Fig. 5 is a schematic structural view of the converging channel 32 according to the present invention.
Fig. 6 is a schematic view of the outer shape structure of the third channel column.
Fig. 7 is a schematic structural view of the chassis 1 of the present invention.
The filter is shown as 1, a bottom frame, 2, an upper cover, 3, a first air inlet, 4, a first channel, 5, a second channel, 6, a lower channel, 7, an upper channel, 8, a first column ring, 9, a first partition plate, 10, a second air inlet, 11, a third channel column, 12, a third bulge, 13, a third movable cover, 14, a fourth channel, 15, a third guide sleeve, 16, a round platform groove, 17, a third vertical floating rod, 18, a third positioning plate, 19, a return spring, 20, a fifth channel, 21, a fifth cavity, 22, a sixth channel, 23, a sixth oil outlet, 24, a seventh air outlet channel, 25, a filter plate, 26, a sixth channel column, 27, a buffer cover, 28, a buffer spring, 29, a first filter screen, 30, a first filter hole, 31, a first baffle plate, 32, a converging guide groove, 33, a vertical guide groove, 34, a converging block, 35 and a filter bulge.
Detailed Description
The invention will be further described with reference to the accompanying drawings and specific examples.
The multi-level oil-gas separation device of the automobile engine comprises a cover body, wherein the cover body comprises a bottom frame and an upper cover 2 which are detachably connected, the bottom frame 1 is provided with a first air inlet 3, a first channel 4 is arranged at a position, corresponding to the first air inlet, of the upper cover 2, a second channel 5 is arranged on the side surface of the first channel 4, a first partition 9 is arranged on the bottom frame 1, a lower channel 6 and an upper channel 7 are arranged on the cover body, the lower channel 6 is positioned below the first partition 9, the upper channel 7 is positioned above the first partition, a first collar 8 is fixedly arranged on the bottom frame 1, a second air inlet 10 is arranged on the first partition 9, and a third channel column 11 is arranged on the first partition 9;
at least 3 third bulges 12 are arranged at the top end of the third channel column 11, a third movable cover 13 is arranged on the third bulges 12, and a fourth channel 14 is arranged between the third movable cover 13 and the third channel column 11;
the third channel column 11 is fixedly provided with a third guide sleeve 15, the lower end of the third guide sleeve 15 is provided with a round platform groove 16 with a small upper part and a big lower part, the third guide sleeve 15 is slidably provided with a third vertical floating rod 17, the lower end of the third vertical floating rod 17 is provided with a third positioning plate 18, and a reset spring 19 is arranged between the third positioning plate 18 and the round platform groove 16;
a fifth channel 20 is arranged between the third channel column 11 and the first collar 8;
the cover body is provided with a fifth cavity 21, and the fifth cavity 21 is positioned at the left side of the first collar 8;
the cover body is provided with a sixth channel 22 and a sixth oil outlet 23, the sixth channel 22 is communicated with the fifth cavity 21 and is positioned above the fifth cavity 21, and the sixth oil outlet 23 is communicated with the fifth cavity 21 and is positioned below the fifth cavity 21;
the cover body is provided with a seventh air outlet channel 24, and the seventh air outlet channel 24 is communicated with the sixth channel 22;
the second channel 5 is provided with a filter plate 25, and the filter plate 25 is in a zigzag shape.
The cover body is provided with a sixth channel column 26, the upper end of the cover body is provided with a buffer cover 27, and a buffer spring 28 is arranged between the sixth channel column 26 and the buffer cover 27;
the first air inlet 3 is provided with a first filter screen 29, and the first filter screen 29 is provided with a first filter hole 30;
the upper end of the first channel 4 is provided with a filtering protrusion 35; the filter bulge 35 is arranged to increase the contact area and enhance the engine oil collecting effect;
the first partition plate 9 is provided with a first baffle 31;
the underframe 1 is provided with a converging diversion trench 32;
the inner wall of the third channel column 11 is provided with a vertical diversion trench 33;
the fourth channel 14 is communicated with the upper channel 7;
the outer peripheral surface of the third channel column 11 is provided with a guide convergence block 34.
Compared with the prior art, the invention has the advantage of multi-level separation:
the first separation is carried out, the oil-gas mixture is separated through a first filter screen, part of engine oil is converged and flows downwards, and the rest of the mixture continuously passes through a first channel 4;
for the second separation, the mixed gas rises to contact with the filtering protrusions 31, engine oil gathers and flows downwards, the rest of the mixed gas starts to pass through the second channel 5, the second channel 5 is provided with the fold-line-shaped filter plates 25, compared with the straight-line-shaped filter plates, the fold-line-shaped filter plates have better engine oil gathering effect, engine oil gathers and flows downwards through the filter plates 25, and the rest of the mixed gas flows into the lower channel 6 more intensively through the blocking of the first baffle 31;
the third separation is carried out, the oil is contacted with the first partition plate 9 when flowing upwards again through the lower channel 6, the oil is converged and dripped again, the converging diversion trench 32 is arranged to facilitate the oil to smoothly flow to the first air inlet 3 and then flow out of the separator, and then the oil mixed gas passes through the second air inlet 10;
the fourth separation is performed, when the third movable cover 13 and the third guide sleeve 15 are contacted, the engine oil is converged and dripped again, then the mixed gas passes through the fourth channel 14, the reset spring 19 and the third movable cover 13 are arranged at the position, so that the third movable cover 13 can be jacked up when the gas flow passes through the fourth channel 14, the flow rate of the fourth channel 14 is increased, the pressure is reduced, when the pressure is normal, the reset spring 19 pulls the third movable cover 13 back to the original position, the vertical diversion groove 33 is used for increasing the contact area, increasing the engine oil converging effect, guiding the engine oil to flow downwards, and then the mixed gas flows into the upper channel 7 through the fourth channel 14;
the fifth separation, the mixed gas fully contacts with the outer peripheral surface of the third channel column 11 when passing through the upper channel 7, the converged engine oil flows into the sixth oil outlet 23 from the fifth channel 20 through the fifth cavity 21, the outer peripheral surface of the third channel column 11 is provided with a guide convergence block 34 at this stage, the contact area with the mixed gas is further increased, the engine oil convergence effect is increased, and the mixed gas flows to the fifth channel 20 after being guided to flow to the first partition plate 9, and then the mixed gas passes through the fifth channel 20;
a sixth separation; when the mixed gas passes through the fifth channel 20 to the fifth cavity 21, the mixed gas contacts with the inner wall of the fifth cavity 21, the engine oil is converged again to flow into the sixth oil outlet 23, and then the mixed gas flows upwards into the sixth channel 22;
seventh separation; the mixed gas flows to the sixth channel 22 to be fully contacted with the surface of the sixth channel column 26, the engine oil is converged downwards again, and the buffer spring 28, the buffer cover 27 and the sixth channel column 26 are arranged to play a role in pressure relief when the gas flow is large and the pressure is overlarge, the buffer spring 28 plays a role in resetting the buffer cover 27, and finally the gas is discharged from the seventh gas outlet channel 24.
The communication is that gas can pass between the two.
The detachable connection is a threaded connection or a snap connection, and the separating device is also called a separator.
The invention and its embodiments have been described above with no limitation, and the actual construction is not limited to the embodiments of the invention as shown in the drawings. In summary, if one of ordinary skill in the art is informed by this disclosure, a structural manner and an embodiment similar to the technical solution should not be creatively devised without departing from the gist of the present invention.
Claims (2)
1. The utility model provides a multilayer oil-gas separation device of automobile engine, includes the lid, the lid includes detachable chassis and upper cover (2) of connecting, its characterized in that:
the novel filter comprises a base frame (1), wherein the base frame (1) is provided with a first air inlet (3), a first channel (4) is arranged at the position, corresponding to the first air inlet, of an upper cover (2), a second channel (5) is arranged on the side face of the first channel (4), the base frame (1) is provided with a first filter screen (9), a lower channel (6) and an upper channel (7) are arranged on a cover body, the lower channel (6) is arranged below the first filter screen (9), the upper channel (7) is arranged above the first filter screen, the base frame (1) is fixedly provided with a first column ring (8), the first filter screen (9) is provided with a second air inlet (10), the first filter screen (9) is provided with a third channel column (11), the first air inlet (3) is provided with a first filter screen (29), the first filter screen (30) is arranged at the upper end of the first channel (4) is provided with a filter boss (35), and the base frame (1) is provided with a converging guide groove (32); the second channel (5) is provided with a folded line type filter plate (25);
at least 3 third bulges (12) are arranged at the top end of the third channel column (11), a third movable cover (13) is arranged on the third bulges (12), and a fourth channel (14) is arranged between the third movable cover (13) and the third channel column (11); the third channel column (11) is fixedly provided with a third guide sleeve (15), the lower end of the third guide sleeve (15) is provided with a round platform groove (16) with a small upper part and a big lower part, the third guide sleeve (15) is slidably provided with a third vertical floating rod (17), the lower end of the third vertical floating rod (17) is provided with a third positioning plate (18), and a reset spring (19) is arranged between the third positioning plate (18) and the round platform groove (16);
a fifth channel (20) is arranged between the third channel column (11) and the first column ring (8); the cover body is provided with a fifth cavity (21), and the fifth cavity (21) is positioned at the left side of the first collar (8);
the cover body is provided with a sixth channel (22) and a sixth oil outlet (23), the sixth channel (22) is communicated with the fifth cavity (21) and is positioned above the fifth cavity (21), and the sixth oil outlet (23) is communicated with the fifth cavity (21) and is positioned below the fifth cavity (21);
the cover body is provided with a seventh air outlet channel (24), and the seventh air outlet channel (24) is communicated with the sixth channel (22).
2. The multi-level oil-gas separation device of an automobile engine according to claim 1, wherein: the cover body is provided with a sixth channel column (26), the upper end of the cover body is provided with a buffer cover (27), and a buffer spring (28) is arranged between the sixth channel column (26) and the buffer cover (27).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811501938.6A CN109595054B (en) | 2018-12-10 | 2018-12-10 | Multi-level oil-gas separation device for automobile engine |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811501938.6A CN109595054B (en) | 2018-12-10 | 2018-12-10 | Multi-level oil-gas separation device for automobile engine |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN109595054A CN109595054A (en) | 2019-04-09 |
| CN109595054B true CN109595054B (en) | 2023-09-22 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201811501938.6A Active CN109595054B (en) | 2018-12-10 | 2018-12-10 | Multi-level oil-gas separation device for automobile engine |
Country Status (1)
| Country | Link |
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| CN (1) | CN109595054B (en) |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114251156A (en) * | 2020-09-21 | 2022-03-29 | 深圳臻宇新能源动力科技有限公司 | Oil-gas separator |
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| CN103696826A (en) * | 2012-09-28 | 2014-04-02 | 重庆长安汽车股份有限公司 | Oil-gas separator for supercharged engine |
| JP2016223340A (en) * | 2015-05-29 | 2016-12-28 | 和興フィルタテクノロジー株式会社 | Oil separation device |
| KR101720557B1 (en) * | 2015-12-04 | 2017-03-30 | 인지컨트롤스 주식회사 | Separator for internal-combustion engine |
| CN107816375A (en) * | 2017-11-02 | 2018-03-20 | 宁海县雄达模塑有限公司 | Engine side air inlet gs-oil separator |
| CN107829800A (en) * | 2017-11-02 | 2018-03-23 | 宁海县雄达模塑有限公司 | Use for diesel engine Horizontal oil-gas separator |
Family Cites Families (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE102005042286A1 (en) * | 2005-09-06 | 2007-04-12 | Mahle International Gmbh | Device for separating a gas-liquid mixture |
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2018
- 2018-12-10 CN CN201811501938.6A patent/CN109595054B/en active Active
Patent Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103154450A (en) * | 2010-05-26 | 2013-06-12 | 亨格斯特两合公司 | Pressure control valve of a device for venting the crankcase of an internal combustion engine and device comprising such a pressure control valve |
| CN101900011A (en) * | 2010-07-23 | 2010-12-01 | 奇瑞汽车股份有限公司 | Gas and oil separator |
| CN103696826A (en) * | 2012-09-28 | 2014-04-02 | 重庆长安汽车股份有限公司 | Oil-gas separator for supercharged engine |
| JP2016223340A (en) * | 2015-05-29 | 2016-12-28 | 和興フィルタテクノロジー株式会社 | Oil separation device |
| KR101720557B1 (en) * | 2015-12-04 | 2017-03-30 | 인지컨트롤스 주식회사 | Separator for internal-combustion engine |
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| CN109595054A (en) | 2019-04-09 |
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