CN103195621A - Flow-dividing air filter for vehicle - Google Patents
Flow-dividing air filter for vehicle Download PDFInfo
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- CN103195621A CN103195621A CN201310004088XA CN201310004088A CN103195621A CN 103195621 A CN103195621 A CN 103195621A CN 201310004088X A CN201310004088X A CN 201310004088XA CN 201310004088 A CN201310004088 A CN 201310004088A CN 103195621 A CN103195621 A CN 103195621A
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Abstract
The invention relates to an air filter for a vehicle, in particular to a flow-dividing air filter for a vehicle. The flow-dividing air filter comprises a casing and a filter element, wherein the filter element divides an interior space of the casing into an air inlet cavity and an air outlet cavity; the air inlet cavity is provided with an air inlet, and the air outlet cavity is provided with an air outlet; a flow dividing plate is flatly placed on the surface, located at the side of the air inlet cavity, of the filter element; grid holes are formed in the flow dividing plate; and the flow distribution plate is located at the end, close to the air outlet, of the filter element. The flow-dividing air filter for the vehicle is small in air inlet resistance, can fully utilize the filter element, and solves the problems that a conventional air filter for the vehicle is large in air inlet resistance and cannot fully utilize the filter element.
Description
Technical field
The present invention relates to the Vehicular air filter cleaner, relate in particular to a kind of flow deviding type Vehicular air filter cleaner.
Background technique
Air-strainer is one of main parts size in the gas handling system, and the effect of Vehicular air filter cleaner is the air that cleaning is provided for motor, sucks the air that has impurity particle at work and produces abrasion and damage with preventing engine.
Be 2011201903962 in China Patent No., notice of authorization day be February 1 in 2012 day, be called in the patent document of " a kind of Vehicular air filter cleaner of taking " and disclose a kind of Vehicular cleaner.Existing Vehicular air filter cleaner is all the same with the structural type in the above-mentioned patent document, formed by shell and filter core, filter core is divided into air-inlet cavity and outlet chamber with the inner space of shell, air intlet is set in air-inlet cavity, air outlet slit is set in outlet chamber, the air that enters through air intlet behind filter element filtering from the air outlet slit supply engine.
Existing Vehicular air filter cleaner has the following disadvantages: owing to be subjected to the restriction of motor space layout, air outlet and suction port can not be fully over against, so the air-flow in the air-strainer is not smooth-going rule, air-flow can produce disorderly air-flow when the air filtering core device in air-strainer, disorderly air-flow can cause that air column collides mutually and cause the intake resistance increase; Gas all concentrates on filtering core device near the zone process of air outlet slit, and filter core can not be used effectively away from the zone of air outlet slit, makes the actual effective filtration area of filter core reduce, and the gas communication cross section narrows down, and finally causes the intake resistance increase; The big zone of inflow-rate of water turbine can seriously be stopped up by dust after filter core used one section time, the zone that inflow-rate of water turbine is little is then as excellent as before, cause the gas handling system intake resistance further to worsen upgrading, and change under the prerequisite that the filter core in filter cleaner of having to is not fully utilized, thereby shortened working life of filter core.
Summary of the invention
The invention provides the flow deviding type Vehicular air filter cleaner that a kind of intake resistance is little and filter core can be fully used, solved the problem that existing Vehicular air filter cleaner intake resistance is big and filter core is not fully utilized.
Above technical problem solves by following technical proposal: a kind of flow deviding type Vehicular air filter cleaner, comprise shell and filter core, described filter core is divided into air-inlet cavity and outlet chamber with the inner space of shell, described air-inlet cavity is provided with air intlet, described outlet chamber is provided with air outlet slit, described filter core is positioned at that horizontal has flow distribution plate on air-inlet cavity one side surface, and described flow distribution plate is provided with grid hole, and described flow distribution plate is positioned at filter core near an end of air outlet slit.
The design method of flow distribution plate is, at first gas handling system do not installed at air-strainer under the situation of flow distribution plate and carries out CFD(Computational Fluid Dynamics) the fluid simulation analysis, grasp gas flow characteristic in the gas handling system; And then extract filter core air inlet side, the effluent speed of giving vent to anger cloud charts; Increase flow distribution plate in filter core air inlet side or the side of giving vent to anger at last, and the percent opening that changes flow distribution plate can evenly flow through filter core to air-flow smooth-goingly, the flow distribution plate of this structural type is satisfactory flow distribution plate.
In the using process, after engine air throttle was opened, the launched machine of ambient atmos was forced to suck.Air-flow is flowed through air intlet, air-inlet cavity, filter core, outlet chamber and air outlet slit successively and is entered motor.Before air enters filter core, because being subjected to flow distribution plate hinders, changed flow direction by flow distribution plate, the intensive zone of original air-flow is namely near the become loose zone of loose, original air-flow and become intensive away from the air-flow of air outlet slit of the air-flow in the zone of air outlet slit, thereby the realization water conservancy diversion makes air-flow evenly distribute and smooth-going passing through on filter core.
The present invention also comprises the power equipment that filter core frame and driving filter core frame rotate, and described filter core is installed in the described shell by described filter core frame, and described filter core frame is rotatably connected with described body seal, and described flow distribution plate links together with shell.The filter core part that stops because of the flow distribution plate entity part is not utilized effectively, and air-flow can not flow through filter core definitely fifty-fifty, the utilization that also is filter core in addition can part be improved, driving the filter core frame by power equipment when this design is used rotates, the filter core frame drives filter core and rotates, make filter core also change with the relative position of flow distribution plate at continuous variation, filter core at the position of air-flow compact district and rarefaction, filter core is utilized more fully, and the filter core utilization is more abundant to mean that namely the time that identical filter core can use is longer.
As preferably, described power equipment is worm gear machine, described turbo machine comprises turbine shaft, is installed in the turbine on the turbine shaft and covers on the outer volute of turbine, described volute is provided with suction port and air outlet, described turbine shaft is connected with described filter core frame, and described suction port is connected with exhaust opening of engine.After motor played, the waste gas of motor discharge drove turbine rotation, the rotation of turbine drives turbine shaft, the rotation of turbine shaft drive filter core frame, the rotation of filter core frame drive filter core in suction port enters into volute.Utilize the kinetic energy of the waste gas of motor discharge to drive the filter core rotation, need not the rotation that the additive decrementation energy removes to realize filter core, the rotation of filter core can not increase the energy consumption of vehicle.The rotation of filter core can be synchronous reliably automatically with the working state of motor, and namely filter core rotates, stops when stopping during engine start, filter core rotated soon when motor spent gas amount speed was fast, filter core rotated slowly when motor spent gas amount speed was slow.Filter core rotates and the unnecessary wearing and tearing of each transferring elements of causing in the time of not only can avoiding motor to stop, and to the better effects if of utilizing of filter core, in the time of avoiding needing filter core to rotate and not have a phenomenon generation of in time rotating.
As preferably, be provided with the annular sound insulation insulation chambers that circumferentially extends along volute in the described volute.The sound insulation insulation chambers is set, can reduces the temperature of volute outer surface on the one hand to improve Security, can also reduce the weight of volute simultaneously; Can reduce the noise unofficial biography in the turbo machine on the other hand effectively, little to the noise pollution of environment.
As preferably, described sound insulation insulation chambers is provided with exhaust port, described volute internal surface is provided with the runner that is communicated with suction port and air outlet, described exhaust port is communicated with described runner, described exhaust port is provided with the one-way valve of opening towards described runner, and described exhaust port is acute angle with the angle of the airflow direction in the runner.When the waste gas that motor is discharged flows in runner, can produce negative pressure space (jet current principle) at the exhaust port place, if the pressure of this negative pressure space be lower than pressure in the sound insulation insulation chambers, then one-way valve open, make the pressure in the sound insulation insulation chambers remain at negative pressure and be the historical pressures minimum, gas in the sound insulation insulation chambers is thin, thereby plays the effect of the noise reduction insulation effect that improves the sound insulation insulation chambers better.This mode vacuumizes when need not the sound insulation insulation chambers made, and has improved the convenience when making.
As preferably, described exhaust port is arranged on the inlet end of described runner.Flow velocity when waste gas is flowed through inlet end is fast, can make the pressure in the sound insulation insulation chambers lower, and is adiabatic every the better effects if of making an uproar.
As preferably, described filter core has set up the supercharging blade.When rotating, the filter core frame drives the supercharging blade rotation, the supercharging blade plays the increase filter core and is positioned at air-inlet cavity one side with the effect of the pressure reduction of the gas of air storing cavity one side, make the setting of filter cleaner not only can not cause the increase of gas-flow resistance, can also play promotion gas and enter motor, the oil in the cylinder is burnt more fully.
As preferably, described supercharging blade is positioned at described outlet chamber.That the supercharging blade is not easy is dirty by airborne dust, need not the supercharging blade is carried out cleaning, this setting is to improve the pressure reduction of filter core turnover gas side by reducing the give vent to anger pressure of side of filter core, it is little that the inhomogeneity influence of air-flow of filter core is crossed in the convection current of supercharging blade, the particle that can cause because of partial high pressure does not see through the phenomenon of filter core, the better reliability during filter element filtering.
As preferably, the joint of described filter core frame and described shell is provided with circular rotation slot and the circular swivel becket that complements one another, described swivel becket is plugged in the described rotation slot, described filter core frame cooperates described swivel becket to be rotatably connected with described shell by described rotation slot, described filter core is positioned at the zone that described swivel becket surrounds, described filter core frame also is provided with gear ring, and described gear ring is coaxial with described swivel becket, and described power equipment drives described filter core frame by described gear ring and rotates.It is little that the interference of air-flow of filter core was crossed in convection current when the filter core frame rotated.
As preferably, described filter core chord position is in the inside of described shell, described gear ring is engaged with gear, gear is provided with driven shaft, be connected with driven tooth sector on the driven shaft, be engaged with initiatively tooth sector on the driven tooth sector, initiatively tooth sector is provided with the driving shaft that is connected with described power equipment, described power equipment is positioned at housing exterior, and described driving shaft runs through described shell.Power equipment is arranged on the outside of shell and the filter core frame arranges in the inside of shell, and is convenient during layout.Shell can double as in the middle of the outer cover of driving component (gear and tooth sector), prevent that the rotatable parts that expose from causing security incident to produce, not only Security is good but also structural compactness is good.
The present invention has following advantage, by flow distribution plate is set, makes that smoothness, good uniformity, the engine charge resistance when air flow stream is crossed filter core is little, and the utilization of filter core is abundant, and the air feed of cylinder is abundant, can improve car load power character and Economy; Flow distribution plate is arranged on the air inlet side of filter core, little in the situation that reaches identical shunting effect, resistance during the airflow passes filter core will be lower than that flow distribution plate is arranged on resistance when giving vent to anger side and the structure of flow distribution plate can be made forr a short time, i.e. flow distribution plate design engine charge resistance when the air inlet side is littler, the structure of air inlet better effects if, flow distribution plate can be compacter.
Description of drawings
Fig. 1 is the structural representation of the embodiment of the invention one.
Fig. 2 is the structural representation of the embodiment of the invention two.
Fig. 3 is the structural representation of the embodiment of the invention three.
Among the figure: shell 1, lower shell body 11, upper shell 12, air-inlet cavity 13, outlet chamber 14, air intlet 15, air outlet slit 16, dunnage 17, through hole 171, rotation slot 172, filter core 2, filter core frame 3, swivel becket 31, gear ring 32, gear 33, driven shaft 34, driven tooth sector 35, active tooth sector 36, driving shaft 37 connects spoke 38, motor output shaft 39, flow distribution plate 4, grid hole 41, link press span 42, supercharging blade 5, power equipment 6, turbine shaft 61, turbine 62, volute 63, suction port 64, air outlet 65, runner 66, sound insulation insulation chambers 67, exhaust port 68, one-way valve 69, motor 7, relief opening 71, waste gas 8, connecting base 9.
Embodiment
The present invention is further illustrated below in conjunction with accompanying drawing and embodiment.
Embodiment one, and referring to Fig. 1, a kind of flow deviding type Vehicular air filter cleaner comprises shell 1 and filter core 2.
Shell 1 comprises lower shell body 11 and upper shell 12.Clamping has filter core frame 3 between lower shell body 11 and the upper shell 12.Filter core 2 is installed on the filter core frame 3.Filter core 2 is divided into air-inlet cavity 13 and outlet chamber 14 with the inner space of shell 1.The left end of air-inlet cavity 13 is provided with air intlet 15.The right-hand member of outlet chamber 14 is provided with air outlet slit 16.
Horizontal has flow distribution plate 4 on the lower surface of filter core 2.Flow distribution plate 4 is fixed together with filter core frame 3.Flow distribution plate 4 is positioned at the right-hand member of filter core 2.Flow distribution plate 4 is provided with grid hole 41.
During use, air outlet slit 16 is connected with the suction port of motor, and behind the engine start, the negative pressure that cylinder produces impels flow through successively air intlet 15, air-inlet cavity 13, filter core 2, outlet chamber 14 of air to enter motor by air outlet slit 16 flows out.During air flow flow distribution plate 4, a part passes that grid hole 41 back is flow through from the right-hand member zone of filter core 2, another part is under the shunting action of spoiler 4, turn to the left end zone of filter core 2, flow through from the left end zone of filter core 2, make air to flow through from filter core equably.If flow distribution plate 4 is not set, then the air-flow major part right-hand member zone that concentrates on filter core 2 is flow through and the left end zone does not almost have the air flow stream mistake.
Embodiment two, and referring to Fig. 2, with embodiment one difference be: the internal surface of lower shell body 11 is provided with the dunnage 17 of band through hole 171.The upper surface of dunnage 17 is provided with circular rotation slot 172.Filter core frame 3 is positioned at the inside of shell 1.The lower end surface of filter core frame 3 is provided with circular swivel becket 31.Swivel becket 31 sealings are plugged in the rotation slot 172.Filter core 2 is positioned at the zone that swivel becket 31 surrounds.Flow distribution plate 4 links together with dunnage 17 by link press span 42.The upper end of filter core frame 3 is provided with supercharging blade 5.Supercharging blade 5 is positioned at outlet chamber 14.Also be provided with gear ring 32 on the side of filter core frame 3.Gear ring 32 is external toothing.Gear ring 32 is coaxial with swivel becket 31.Gear ring 32 is engaged with gear 33.Gear 33 is provided with driven shaft 34.Be connected with driven tooth sector 35 on the driven shaft 34.Be engaged with initiatively tooth sector 36 on the driven tooth sector 35.Initiatively tooth sector 36 is provided with driving shaft 37.Driving shaft 37 runs through shell 1.Driving shaft 37 links together with power equipment 6.
Volute 63 is provided with suction port 64, air outlet 65 and runner 66.Suction port 64 is connected with the relief opening 71 of motor 7.Be provided with the annular sound insulation insulation chambers 67 that circumferentially extends along volute in the volute 63.Sound insulation insulation chambers 67 is provided with exhaust port 68.Exhaust port 68 is communicated with runner 66.Exhaust port 68 is arranged on the inlet end of runner 66.Exhaust port 68 is acute angle with the angle of the airflow direction in the runner 66.Exhaust port 68 is provided with the one-way valve of opening towards runner 66 69.
The air inlet shunting process of present embodiment is identical with embodiment one, the rotation pressurization of filter core is as follows: after motor 7 starts, waste gas 8 65 outflows from the air outlet through suction port 64 enters runner 66 after of discharging from the relief opening 71 of motor 7, driving turbine 62 when waste gas 8 flows through runner 66 rotates, turbine 62 drives turbine shaft 61 and rotates, turbine shaft 61 drives driving shaft 37 and rotates, driving shaft 37 drives initiatively, and tooth sector 36 rotates, initiatively tooth sector 36 drives driven tooth sector 35 rotations, driven tooth sector 35 drives driven shaft 34 and rotates, driven shaft 34 driven gears 33 rotate, gear 33 drives gear ring 32 and rotates, gear ring 32 drives filter core frame 3 and rotates, filter core frame 3 drives swivel becket 31 and rotates in rotation slot 172, making the position of filter core 2 in shell 1 produce changes, filter core frame 3 also drives supercharging blade 5 and rotates, the air that the rotating drive of supercharging blade 5 is accelerated in the outlet chamber 14 leaves the surface of filter core 2 and gives cylinder through air outlet slit 16 discharges, this process makes the pressure reduction of filter core 2 upper and lower sides increase, air can flow through filter core 2 fast, and the resistance that makes 2 pairs of filter cores enter the air of motor reduces.
Because exhaust port 68 acutangulates with the flow direction of waste gas 8, under the jet action that when waste gas 8 flows, produces, the part of exhaust port 68 between one-way valve 69 and runner 66 produces negative pressure, if the pressure of this part is lower than the gas pressure in the sound insulation insulation chambers 67, one-way valve 69 is opened and is made pressure in the sound insulation insulation chambers 67 further reduce and thin out, play the effect that improves the sound insulation insulation effect, and the pressure in the sound insulation insulation chambers 67 is negative pressure and is the historical low value.
Embodiment three, and referring to Fig. 3, with embodiment two difference be: flow distribution plate 4 directly is fixed on the internal surface of lower chamber 11 by link press span 42.Swivel becket 31 is arranged on the inner peripheral surface of connecting plate 17.Rotation slot 172 is arranged on the outer surface of filter core frame 3.Power equipment 6 is direct current generator.Filter core frame 3 is fixed on the motor output shaft 39 by connecting spoke 38.Power to power equipment by car accumulator in the working procedure, motor output shaft 39 drives 3 rotations of filter core frame by connecting spoke 38.
Claims (10)
1. flow deviding type Vehicular air filter cleaner, comprise shell (1) and filter core (2), described filter core (2) is divided into air-inlet cavity (13) and outlet chamber (14) with the inner space of shell (1), described air-inlet cavity (13) is provided with air intlet (15), described outlet chamber (14) is provided with air outlet slit (16), it is characterized in that, described filter core (2) is positioned at that horizontal has flow distribution plate (4) on air-inlet cavity one side surface, described flow distribution plate is provided with grid hole (41), and described flow distribution plate (4) is positioned at filter core near an end of air outlet slit.
2. flow deviding type Vehicular air filter cleaner according to claim 1, it is characterized in that, also comprise filter core frame (3) and drive the power equipment (6) that the filter core frame rotates, described filter core (2) is installed in the described shell (1) by described filter core frame (3), described filter core frame (3) links together with described shell (1) sealed rotational, and the same shell of described flow distribution plate (4) (1) links together.
3. flow deviding type Vehicular air filter cleaner according to claim 2, it is characterized in that, described power equipment (6) is worm gear machine, described turbo machine comprises turbine shaft (61), is installed in the turbine (62) on the turbine shaft and covers on the outer volute (63) of turbine, described volute (63) is provided with suction port (64) and air outlet (65), described turbo machine (61) axle is connected with described filter core frame (3), and the relief opening (71) of the same motor of described suction port (64) (7) is connected.
4. flow deviding type Vehicular air filter cleaner according to claim 3 is characterized in that, is provided with the annular sound insulation insulation chambers (67) that circumferentially extends along volute in the described volute (63).
5. flow deviding type Vehicular air filter cleaner according to claim 4, it is characterized in that, described sound insulation insulation chambers (67) is provided with exhaust port (68), described volute (63) internal surface is provided with the runner (66) that is communicated with suction port and air outlet, described exhaust port (68) is communicated with described runner (66), described exhaust port (68) is provided with the one-way valve of opening towards described runner (66) (69), and described exhaust port (68) is acute angle with the angle of the airflow direction in the runner.
6. flow deviding type Vehicular air filter cleaner according to claim 5 is characterized in that, described exhaust port (68) is arranged on the inlet end of described runner (66).
7. according to claim 3 or 4 or 5 or 6 described flow deviding type Vehicular air filter cleaners, it is characterized in that described filter core frame (3) is provided with supercharging blade (5).
8. flow deviding type Vehicular air filter cleaner according to claim 7 is characterized in that, described supercharging blade (5) is positioned at described outlet chamber (14).
9. according to claim 2 or 3 or 4 or 5 or 6 described flow deviding type Vehicular air filter cleaners, it is characterized in that, the joint of described filter core frame and described shell is provided with circular rotation slot (172) and the circular swivel becket (31) that complements one another, described swivel becket (31) is plugged in the described rotation slot (172), described filter core frame (3) cooperates described swivel becket (31) to be rotatably connected with described shell (1) by described rotation slot (172), described filter core (2) is positioned at the zone that described swivel becket (31) surrounds, described filter core frame (3) also is provided with gear ring (32), described gear ring (32) is coaxial with described swivel becket (31), and described power equipment (6) drives described filter core frame (3) by described gear ring (32) and rotates.
10. flow deviding type Vehicular air filter cleaner according to claim 9, it is characterized in that, described filter core frame (3) is positioned at the inside of described shell (1), described gear ring (32) is engaged with gear (33), gear (33) is provided with driven shaft (34), be connected with driven tooth sector (35) on the driven shaft (34), be engaged with initiatively tooth sector (36) on the driven tooth sector (35), initiatively tooth sector (36) is provided with the driving shaft (37) that is connected with described power equipment (6), described power equipment (6) is positioned at shell (1) outside, and described driving shaft (37) runs through described shell (1).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201310004088.XA CN103195621B (en) | 2013-01-07 | 2013-01-07 | Flow-dividing air filter for vehicle |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201310004088.XA CN103195621B (en) | 2013-01-07 | 2013-01-07 | Flow-dividing air filter for vehicle |
Publications (2)
| Publication Number | Publication Date |
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| CN103195621A true CN103195621A (en) | 2013-07-10 |
| CN103195621B CN103195621B (en) | 2015-05-13 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201310004088.XA Active CN103195621B (en) | 2013-01-07 | 2013-01-07 | Flow-dividing air filter for vehicle |
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| CN (1) | CN103195621B (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112304470A (en) * | 2020-09-28 | 2021-02-02 | 中国水利水电第七工程局有限公司 | Self-cleaning thermometer, cleaning barrel and self-cleaning thermometer control method |
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| CN2821165Y (en) * | 2005-09-29 | 2006-09-27 | 中国石油天然气集团公司 | Heat-proof radiation device for smoke turbine bearing box |
| CN201170145Y (en) * | 2008-02-02 | 2008-12-24 | 四川正升能源技术服务有限公司 | Engine noise reduction empty filter |
| CN201531336U (en) * | 2009-11-19 | 2010-07-21 | 张军 | Filter element of automobile air filter |
| CN201702128U (en) * | 2010-04-30 | 2011-01-12 | 青岛和兴精细化学有限公司 | Filter core cleaning device of stainless steel wire mesh |
| CN201747489U (en) * | 2010-06-30 | 2011-02-16 | 奇瑞汽车股份有限公司 | Automobile air filter |
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2013
- 2013-01-07 CN CN201310004088.XA patent/CN103195621B/en active Active
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2821165Y (en) * | 2005-09-29 | 2006-09-27 | 中国石油天然气集团公司 | Heat-proof radiation device for smoke turbine bearing box |
| CN201170145Y (en) * | 2008-02-02 | 2008-12-24 | 四川正升能源技术服务有限公司 | Engine noise reduction empty filter |
| CN201531336U (en) * | 2009-11-19 | 2010-07-21 | 张军 | Filter element of automobile air filter |
| CN201702128U (en) * | 2010-04-30 | 2011-01-12 | 青岛和兴精细化学有限公司 | Filter core cleaning device of stainless steel wire mesh |
| CN201747489U (en) * | 2010-06-30 | 2011-02-16 | 奇瑞汽车股份有限公司 | Automobile air filter |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112304470A (en) * | 2020-09-28 | 2021-02-02 | 中国水利水电第七工程局有限公司 | Self-cleaning thermometer, cleaning barrel and self-cleaning thermometer control method |
| CN112304470B (en) * | 2020-09-28 | 2023-06-27 | 中国水利水电第七工程局有限公司 | Self-cleaning thermometer, cleaning barrel and self-cleaning thermometer control method |
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| CN103195621B (en) | 2015-05-13 |
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Effective date of registration: 20190319 Address after: 317000 east gate of Taizhou City, Zhejiang Province Co-patentee after: Zhejiang Geely Holding Group Co., Ltd. Patentee after: Zhejiang Geely Automobile Research Institute Co., Ltd. Address before: 311228 No. 206 Farmer's Second House in Linjiang Industrial Park, Xiaoshan District, Hangzhou City, Zhejiang Province Co-patentee before: Zhejiang Geely Automobile Research Institute Co., Ltd. Patentee before: Hangzhou Branch, Zhejiang Geely Automobile Research Institute Co., Ltd. Co-patentee before: Zhejiang Geely Holding Group Co., Ltd. |
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