CN105041425A - Automobile engine oil-gas separator - Google Patents

Automobile engine oil-gas separator Download PDF

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Publication number
CN105041425A
CN105041425A CN201510474542.7A CN201510474542A CN105041425A CN 105041425 A CN105041425 A CN 105041425A CN 201510474542 A CN201510474542 A CN 201510474542A CN 105041425 A CN105041425 A CN 105041425A
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China
Prior art keywords
leg
upper shell
cavity body
motor car
car engine
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CN201510474542.7A
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Chinese (zh)
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CN105041425B (en
Inventor
葛诗健
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NINGHAI XIONGDA MOLDING CO Ltd
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NINGHAI XIONGDA MOLDING CO Ltd
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Publication of CN105041425A publication Critical patent/CN105041425A/en
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Abstract

The invention discloses an automobile engine oil-gas separator. The automobile engine oil-gas separator comprises a lower hollow cavity (1) and an upper shell (2); a gas inlet pipe (4) where mixed oil and gas enters is connected to the lateral face of the lower hollow cavity (1); an oil outlet pipe (5) is arranged at the bottom of the lower hollow cavity (1); a gas outlet pipe (6) is arranged on the upper shell (2); the lower hollow cavity (1) is internally provided with a first separation mechanism and a second separation mechanism; the first separation mechanism comprises a separation support (8) used for guidance and a cavity body (20) communicated with the gas inlet pipe (4); the cavity body (20) is located in the upper portion of the lower hollow cavity (1); the upper end of the separation support (8) is fixed to the inner wall of the upper portion of the cavity body (20) in a sealed mode; the gas inlet pipe (4) and the outer circumference of the cavity (20) is in tangential connection. The automobile engine oil-gas separator is high in efficiency and good in filtering effect.

Description

Motor car engine deaerator
Technical field
The present invention relates to deaerator, be specifically related to a kind of motor car engine deaerator.
Background technique
Deaerator is connected on engine crank case ventilation valve side, because during engine operation, gas blowby and the machine oil steam of cylinder can produce pressure, can cause damage to motor, therefore need to make it produce vacuum by crankcase vent valve, owing to there being a large amount of machine oil steam in the gas that crankcase vent valve is released, so deaerator is mainly separated into machine oil and steam machine oil steam, machine oil is flowed back to inside motor after drain pan is assembled re-use, vapor stream rekindles to motor, prevent from directly entering air, cause pollution of atmosphere, according to prior art, State Intellectual Property Office website discloses a kind of deaerator of diesel engine of vehicle, application number is 2010101663600, utilize filtrating equipment to carry out Oil-gas Separation then discharge or reclaim, but only by filtration devices, efficiency is low, poor filtration effect.
Summary of the invention
Technical problem to be solved by this invention is: the defect overcoming above prior art, provides the motor car engine deaerator that a kind of efficiency high filtration is effective.
The technical solution used in the present invention is: a kind of motor car engine deaerator, it comprises lower cavity body and upper shell, described lower cavity body side is connected with the suction tude for entering for mixed oil and gas, oil outlet tube is provided with bottom described lower cavity body, described upper shell is provided with steam outlet pipe, the first separating mechanism and the second separating mechanism is provided with in described lower cavity body, the cavity that the first described separating mechanism comprises the separating support for leading and is communicated with suction tude, described cavity is positioned at lower cavity body top, described separating support upper end sealing is fixed on the inwall on cavity top, described suction tude is tangentially connected with the excircle of cavity, the second described separating mechanism comprises filter holder and at least one filter screen, described filter holder is positioned at lower cavity body bottom, described filter screen is located in filter holder, the passage be communicated with upper shell is provided with in described filter holder.
After adopting above structure, the present invention compared with prior art has the following advantages: arrange the first separating mechanism and the second separating mechanism, allow mixed oil and gas experience successively and be separated and filter, because the excircle of suction tude with lower cavity body is tangentially connected, mixed oil and gas is first separated by cavity spiral motion, oil can be stayed on the inwall of cavity, major part machine oil and vapour are separated, remaining mixed oil and gas is through filter holder, owing to establishing filter screen in filter holder, mixed oil and gas is separated again, oil is stayed on filter screen, gas enters upper shell along passage, discharge finally by steam outlet pipe, mixed oil and gas is through being separated and filtering, the mixed oil and gas of the overwhelming majority is separated, efficiency is high, good filtration effect, automobile is made to accomplish more environmental protection as far as possible, more energy-conservation, more be conducive to alleviating energy shortage situation and protection of the environment.
As preferably, described separating support comprises sealing plate and the first leg, and described sealing plate is fixed in lower cavity body, and described sealing plate is positioned at the top of cavity, ensures that mixed oil and gas can not reflux.
As preferably, the upper surface of described suction tude and sealing plate lower surface concordant, make mixed oil and gas enter helical duct better, can not backflow be produced, good reliability.
As preferably, described filter holder comprises the second leg and two baffle plates, described baffle plate is separately fixed at the two ends up and down of the second leg, the first described leg is connected to the second leg upper end, described baffle plate is provided with several filtering hole, and described filter screen is between two baffle plates, and structure is simple, be convenient to filter, easy installation and removal.
As preferably, the shape of described baffle plate is consistent with the shape of frustum cone side, be convenient to hydrocarbon filter and be separated, with right-angled trapezium perpendicular to the waist place straight line on base for running shaft, the solid that the curved surface that all the other each limits rotate and formed surrounds is called round platform. and running shaft is called the axle of round platform. and the right-angled trapezium upper and lower end, rotates the upper and lower bottom surface that formed disc is called round platform, and another waist rotates the side that formed curved surface is called round platform.
As preferably, angle between the side tangent line of the described baffle plate in upper end and horizontal plane is greater than away from the angle between the side tangent line of the baffle plate in lower end and horizontal plane, the mixed oil and gas stayed from cavity filters at the baffle plate by being positioned at upper end, the large filtration time of angle is long, good filtration effect, then flow to and be positioned on the baffle plate of lower end, angle is little, oil is facilitated to flow into very soon in oil outlet tube, prevent the gas after being separated from oil is taken away, reliability is high, side tangent line should be the tangent line of sensing second leg axis, be positioned at top and bottom and refer to the top and bottom being positioned at the second leg.
As preferably, one end of the described nearly oil outlet tube of lower cavity body is provided with funneling cavities, one end of the inner nearly lower cavity body of described funneling cavities is provided with step and the baffle plate being positioned at lower end is resisted against on step, oil after the convenient separation of funneling cavities is collected and is entered oil outlet tube, if step, ensure that baffle plate can not move easily, reliability is high.
As preferably, in described filter screen is coated on the second leg, good filtration effect, efficiency is high, and a slice filter screen surrounds a helical in general, in the second leg is covered by.
As preferably, described passage runs through the first leg and the second leg, and structure is simple, facilitates gas upper shell of entering to discharge.
As preferably, negative-pressure protection device is provided with between described steam outlet pipe and upper shell, described negative-pressure protection device refers to upper shell upper end open, described upper shell upper end open place is provided with top cover, described steam outlet pipe one end is arranged on the opening of upper shell, the described steam outlet pipe the other end stretches out outside upper shell, described upper shell opening is provided with rubber elastic membrane, spring is provided with between described rubber elastic membrane and steam outlet pipe one end, one end of described rubber elastic membrane short round spring is provided with seal ring, in general, the gas that steam outlet pipe is discharged comes back in engine aspirating system, once after air filter or plug for air inlet pipe, the air of outside cannot be come in, the gas output making cost apparatus steam outlet pipe significantly increases, produce negative pressure, if there is no protection mechanism, then the oil gas of filtration not yet in effect will enter the phenomenon that piston cylinder causes burn oil, and then cause engine damage, and protective gear of the present invention is under the effect of negative pressure, rubber elastic membrane Compress Spring, rubber elastic membrane is pressed in upper shell opening, passage and steam outlet pipe are blocked, prevent the oil gas of suction tude from entering, play a protective role, the machine oil in crankcase is prevented to be drawn in motor, extend machine oil life time and service life of aeroengine, steam outlet pipe one end refers to the one end contacted with upper shell.
Accompanying drawing explanation
Fig. 1 is the front sectional view of motor car engine deaerator of the present invention.
Fig. 2 is the stereogram of motor car engine deaerator filter holder of the present invention.
Fig. 3 is the plan view of motor car engine deaerator separating support of the present invention.
Wherein, 1, lower cavity body, 2, upper shell, 3, top cover, 4, suction tude, 5, oil outlet tube, 6, steam outlet pipe, 7, seal ring, 8, separating support, 9, filter holder, 10, filter screen, 11, passage, 12, sealing plate, the 13, first leg, 14, spring, 15, the second leg, 16, baffle plate, 17, funneling cavities, 18, step, 19, rubber elastic membrane, 20, cavity.
Embodiment
Below in conjunction with the drawings and specific embodiments, the invention will be further described.
As shown in the figure, the invention provides a kind of motor car engine deaerator, it comprises lower cavity body 1 and upper shell 2, described lower cavity body 1 side is connected with the suction tude 4 for entering for mixed oil and gas, oil outlet tube 5 is provided with bottom described lower cavity body 1, described upper shell 2 is provided with steam outlet pipe 6, the first separating mechanism and the second separating mechanism is provided with in described lower cavity body 1, the cavity 20 that the first described separating mechanism comprises the separating support 8 for leading and is communicated with suction tude 4, described cavity 20 is positioned at lower cavity body 1 top, described separating support 8 upper end sealing is fixed on the inwall on cavity 20 top, described suction tude 4 is tangentially connected with the excircle of cavity 20, the second described separating mechanism comprises filter holder 9 and at least one filter screen 10, described filter holder 9 is positioned at lower cavity body 1 bottom, described filter screen 10 is located in filter holder 9, the passage 11 be communicated with upper shell 2 is provided with in described filter holder 9, advantage of the present invention arranges the first separating mechanism and the second separating mechanism, allow mixed oil and gas experience successively and be separated and filter, because the excircle of suction tude 4 with lower cavity body 1 is tangentially connected, mixed oil and gas is first separated by cavity 20 spiral motion, oil can be stayed on the inwall of cavity 20, major part machine oil and vapour are separated, remaining mixed oil and gas is through filter holder 9, owing to establishing filter screen 10 in filter holder 9, mixed oil and gas is separated again, oil is stayed on filter screen 10, gas enters upper shell 2 along passage 11, discharge finally by steam outlet pipe 6, mixed oil and gas is through being separated and filtering, the mixed oil and gas of the overwhelming majority is separated, efficiency is high, good filtration effect, automobile is made to accomplish more environmental protection as far as possible, more energy-conservation, more be conducive to alleviating energy shortage situation and protection of the environment.
Described separating support 8 comprises sealing plate 12 and the first leg 13, and described sealing plate 12 is fixed in lower cavity body 1, and described sealing plate 12 is positioned at the top of cavity 20, ensures that mixed oil and gas can not reflux.
The upper surface of described suction tude 4 is concordant with the lower surface of sealing plate 12, makes mixed oil and gas enter helical duct better, can not produce backflow, good reliability.
Described filter holder 9 comprises the second leg 15 and two baffle plates 16, described baffle plate 16 is separately fixed at the two ends up and down of the second leg 15, the first described leg 13 is connected to the second leg 15 upper end, described baffle plate 16 is provided with several filtering hole, described filter screen 10 is between two baffle plates 16, structure is simple, is convenient to filter, easy installation and removal.
The shape of described baffle plate 16 is consistent with the shape of frustum cone side, be convenient to hydrocarbon filter and be separated, with right-angled trapezium perpendicular to the waist place straight line on base for running shaft, the solid that the curved surface that all the other each limits rotate and formed surrounds is called round platform. and running shaft is called the axle of round platform. and the right-angled trapezium upper and lower end, rotates the upper and lower bottom surface that formed disc is called round platform, and another waist rotates the side that formed curved surface is called round platform.
Angle between the side tangent line of the described baffle plate 16 in upper end and horizontal plane is greater than the angle between the side tangent line of the baffle plate 16 in lower end and horizontal plane, the mixed oil and gas stayed from cavity 20 filters at the baffle plate 16 near the first leg 13, the large filtration time of angle is long, good filtration effect, then flow on the baffle plate 16 away from the first leg 13, angle is little, oil is facilitated to flow into very soon in oil outlet tube 5, prevent the gas after being separated from oil is taken away, reliability is high, side tangent line should be the tangent line of sensing second leg 15 axis, be positioned at top and bottom and refer to the top and bottom being positioned at the second leg 15.
One end of the nearly oil outlet tube 5 of described lower cavity body 1 is provided with funneling cavities 17, one end of the inner nearly lower cavity body 1 of described funneling cavities 17 is provided with step 18 and the baffle plate 16 being positioned at lower end is resisted against on step 18, oil after the convenient separation of funneling cavities 17 is collected and is entered oil outlet tube 5, if step 18, ensure that baffle plate 16 can not move easily, reliability is high.
In described filter screen 10 is coated on the second leg 15, good filtration effect, efficiency is high, and a slice filter screen 10 surrounds a helical in general, in the second leg 15 is covered by.
Described passage 11 runs through the first leg 13 and the second leg 15, and structure is simple, facilitates gas upper shell 2 of entering to discharge.
Negative-pressure protection device is provided with between described steam outlet pipe 6 and upper shell 2, described negative-pressure protection device refers to upper shell 2 upper end open, described upper shell 2 upper end open place is provided with top cover 3, described steam outlet pipe 6 one end is arranged on the opening of upper shell 2, described steam outlet pipe 6 the other end stretches out outside upper shell 2, described upper shell 2 opening is provided with rubber elastic membrane 19, spring 14 is provided with between described rubber elastic membrane 19 and steam outlet pipe 6 one end, one end of described rubber elastic membrane 19 short round spring 14 is provided with seal ring 7, in general, the gas that steam outlet pipe 6 is discharged comes back in engine aspirating system, once after air filter or plug for air inlet pipe, the air of outside cannot be come in, the gas output making cost apparatus steam outlet pipe 6 significantly increases, produce negative pressure, if there is no protection mechanism, then the oil gas of filtration not yet in effect will enter the phenomenon that piston cylinder causes burn oil, and then cause engine damage, and protective gear of the present invention is under the effect of negative pressure, rubber elastic membrane 19 Compress Spring 14, rubber elastic membrane 19 is pressed in upper shell 2 opening, passage 11 and steam outlet pipe 6 are blocked, prevent the oil gas of suction tude from entering, play a protective role, the machine oil in crankcase is prevented to be drawn in motor, extend machine oil life time and service life of aeroengine, steam outlet pipe 6 one end refers to and one end that upper shell 2 contacts.
Specifically, principle of the present invention arranges the first separating mechanism and the second separating mechanism, allow the mixed oil and gas in crankcase experience successively and be separated and filter, mixed oil and gas is first separated by the motion of cavity 20 internal spiral, oil can be stayed on the inwall of cavity 20, major part machine oil and vapour are separated, remaining mixed oil and gas is through filter holder 9, owing to establishing filter screen 10 in filter holder 9, mixed oil and gas is separated again, oil is stayed on filter screen 10, gas enters upper shell 2 along passage 11, discharge finally by steam outlet pipe 6, mixed oil and gas is through being separated and filtering, the mixed oil and gas of the overwhelming majority is separated, efficiency is high, good filtration effect, automobile is made to accomplish more environmental protection as far as possible, more energy-conservation, more be conducive to alleviating energy shortage situation and protection of the environment, during use, mixed oil and gas enters from suction tude 4, oil gas enters from the tangential direction of cavity 20, oil gas carries out spiral motion, most of oil gas is separated, oil is stayed on cavity 20 inwall and is slowly flowed in oil outlet tube 5, remaining oil gas enters filter holder 9, separating and filtering is again carried out through baffle plate 16 and filter screen 10, oil has been stayed on filter screen 10, gas enters upper shell by the passage 11 in the second leg 15, because the first leg 13 and the second leg 15 are integrated, passage 11 is also positioned at the first leg 13 and the second leg 15, discharge finally by steam outlet pipe 6, separation effect is high, good filtration effect, can not pollute, oil can continue to reclaim simultaneously.
Just preferred embodiment of the present invention is described above, but can not be interpreted as it is limitations on claims.The present invention is not only confined to above embodiment, and its concrete structure allows to change, and all various changes done in the protection domain of demand for independence of the present invention are all in protection scope of the present invention.

Claims (10)

1. a motor car engine deaerator, it comprises lower cavity body (1) and upper shell (2), described lower cavity body (1) side is connected with the suction tude (4) for entering for mixed oil and gas, described lower cavity body (1) bottom is provided with oil outlet tube (5), described upper shell (2) is provided with steam outlet pipe (6), it is characterized in that: in described lower cavity body (1), be provided with the first separating mechanism and the second separating mechanism, the cavity (20) that the first described separating mechanism comprises the separating support (8) for leading and is communicated with suction tude (4), described cavity (20) is positioned at lower cavity body (1) top, described separating support (8) upper end sealing is fixed on the inwall on cavity (20) top, described suction tude (4) is tangentially connected with the excircle of cavity (20), the second described separating mechanism comprises filter holder (9) and at least one filter screen (10), described filter holder (9) is positioned at lower cavity body (1) bottom, described filter screen (10) is located in filter holder (9), the passage (11) be communicated with upper shell (2) is provided with in described filter holder (9).
2. motor car engine deaerator according to claim 1, it is characterized in that: described separating support (8) comprises sealing plate (12) and the first leg (13), described sealing plate (12) is fixed in lower cavity body (1), and described sealing plate (12) is positioned at the top of cavity (20).
3. motor car engine deaerator according to claim 2, is characterized in that: the upper surface of described suction tude (4) is concordant with the lower surface of sealing plate (12).
4. motor car engine deaerator according to claim 1, it is characterized in that: described filter holder (9) comprises the second leg (15) and two baffle plates (16), described baffle plate (16) is separately fixed at the two ends up and down of the second leg (15), described the first leg (13) is connected to the second leg (15) upper end, described baffle plate (16) is provided with several filtering hole, and described filter screen (10) is positioned between two baffle plates (16).
5. motor car engine deaerator according to claim 4, is characterized in that: the shape of described baffle plate (16) is consistent with the shape of frustum cone side.
6. motor car engine deaerator according to claim 4, is characterized in that: the angle between the side tangent line of the described baffle plate (16) being positioned at upper end and horizontal plane is greater than the angle between the side tangent line of the baffle plate (16) being positioned at lower end and horizontal plane.
7. motor car engine deaerator according to claim 1, it is characterized in that: one end of the nearly oil outlet tube (5) of described lower cavity body (1) is provided with funneling cavities (17), one end of the inner nearly lower cavity body (1) of described funneling cavities (17) is provided with step (18) and the baffle plate (16) being positioned at lower end is resisted against on step (18).
8. motor car engine deaerator according to claim 4, is characterized in that: in described filter screen (10) is coated on the second leg (15).
9. motor car engine deaerator according to claim 1, is characterized in that: described passage (11) runs through the first leg (13) and the second leg (15).
10. motor car engine deaerator according to claim 1, it is characterized in that: between described steam outlet pipe (6) and upper shell (2), be provided with negative-pressure protection device, described negative-pressure protection device refers to upper shell (2) upper end open, described upper shell (2) upper end open place is provided with top cover (3), described steam outlet pipe (6) one end is arranged on the opening of upper shell (2), described steam outlet pipe (6) the other end stretches out upper shell (2) outward, described upper shell (2) opening is provided with rubber elastic membrane (19), spring (14) is provided with between described rubber elastic membrane (19) and steam outlet pipe (6) one end, one end of described rubber elastic membrane (19) short round spring (14) is provided with seal ring (7).
CN201510474542.7A 2015-08-05 2015-08-05 Automobile engine gs-oil separator Active CN105041425B (en)

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Cited By (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN106039768A (en) * 2016-06-29 2016-10-26 浙江科力车辆控制系统有限公司 Oil-water collection and separation device and dryer with same
CN106437943A (en) * 2016-11-28 2017-02-22 江苏四达动力机械集团有限公司 Multi-cylinder diesel engine hung-out respirator structure
CN109026818A (en) * 2018-10-18 2018-12-18 毕森机械(上海)有限公司 A kind of air blower with lubricating oil system
CN109253563A (en) * 2018-07-13 2019-01-22 珠海凌达压缩机有限公司 Oil-gas-liquid separated structure and dispenser inside a kind of dispenser
CN112648043A (en) * 2019-10-10 2021-04-13 上海汽车集团股份有限公司 Automobile and engine and oil-gas separator thereof
CN114109560A (en) * 2021-11-05 2022-03-01 王良瑞 Double-cylinder engine crankcase

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US20020088212A1 (en) * 1999-05-20 2002-07-11 Volker Ernst Separator for liquids comprising a separating cartridge, particularly for separating oil from crankcase gases
JP2003336516A (en) * 2002-05-20 2003-11-28 Yanmar Co Ltd Engine breather device
CN101539045A (en) * 2009-04-13 2009-09-23 奇瑞汽车股份有限公司 Gas and oil separating plant for internal combustion engine
CN101839159A (en) * 2010-05-07 2010-09-22 宁海县雄达模具有限公司 Oil-gas separator of automobile diesel
CN203559959U (en) * 2013-10-18 2014-04-23 无锡动力工程股份有限公司 Oil-gas separator
CN104153845A (en) * 2014-06-13 2014-11-19 临海市伟达汽车部件有限公司 Oil-gas separator
CN204804903U (en) * 2015-08-05 2015-11-25 宁海县雄达模塑有限公司 Automobile engine oil and gas separator

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* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US20020088212A1 (en) * 1999-05-20 2002-07-11 Volker Ernst Separator for liquids comprising a separating cartridge, particularly for separating oil from crankcase gases
JP2003336516A (en) * 2002-05-20 2003-11-28 Yanmar Co Ltd Engine breather device
CN101539045A (en) * 2009-04-13 2009-09-23 奇瑞汽车股份有限公司 Gas and oil separating plant for internal combustion engine
CN101839159A (en) * 2010-05-07 2010-09-22 宁海县雄达模具有限公司 Oil-gas separator of automobile diesel
CN203559959U (en) * 2013-10-18 2014-04-23 无锡动力工程股份有限公司 Oil-gas separator
CN104153845A (en) * 2014-06-13 2014-11-19 临海市伟达汽车部件有限公司 Oil-gas separator
CN204804903U (en) * 2015-08-05 2015-11-25 宁海县雄达模塑有限公司 Automobile engine oil and gas separator

Cited By (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN106039768A (en) * 2016-06-29 2016-10-26 浙江科力车辆控制系统有限公司 Oil-water collection and separation device and dryer with same
CN106437943A (en) * 2016-11-28 2017-02-22 江苏四达动力机械集团有限公司 Multi-cylinder diesel engine hung-out respirator structure
CN109253563A (en) * 2018-07-13 2019-01-22 珠海凌达压缩机有限公司 Oil-gas-liquid separated structure and dispenser inside a kind of dispenser
CN109026818A (en) * 2018-10-18 2018-12-18 毕森机械(上海)有限公司 A kind of air blower with lubricating oil system
CN109026818B (en) * 2018-10-18 2024-05-03 毕森机械(上海)有限公司 Blower with lubricating oil system
CN112648043A (en) * 2019-10-10 2021-04-13 上海汽车集团股份有限公司 Automobile and engine and oil-gas separator thereof
CN112648043B (en) * 2019-10-10 2022-03-22 上海汽车集团股份有限公司 Automobile and engine and oil-gas separator thereof
CN114109560A (en) * 2021-11-05 2022-03-01 王良瑞 Double-cylinder engine crankcase

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Denomination of invention: Automobile engine oil gas separator

Effective date of registration: 20221115

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Pledgee: Ningbo Ninghai Sub branch of Zhejiang Tailong Commercial Bank Co.,Ltd.

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