CN113830179A - A post assembly and vehicle - Google Patents
A post assembly and vehicle Download PDFInfo
- Publication number
- CN113830179A CN113830179A CN202111153568.3A CN202111153568A CN113830179A CN 113830179 A CN113830179 A CN 113830179A CN 202111153568 A CN202111153568 A CN 202111153568A CN 113830179 A CN113830179 A CN 113830179A
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- cylinder
- column body
- vehicle
- column
- pillar assembly
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B62—LAND VEHICLES FOR TRAVELLING OTHERWISE THAN ON RAILS
- B62D—MOTOR VEHICLES; TRAILERS
- B62D25/00—Superstructure or monocoque structure sub-units; Parts or details thereof not otherwise provided for
- B62D25/04—Door pillars ; windshield pillars
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
- B60R—VEHICLES, VEHICLE FITTINGS, OR VEHICLE PARTS, NOT OTHERWISE PROVIDED FOR
- B60R21/00—Arrangements or fittings on vehicles for protecting or preventing injuries to occupants or pedestrians in case of accidents or other traffic risks
- B60R21/34—Protecting non-occupants of a vehicle, e.g. pedestrians
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
- B60R—VEHICLES, VEHICLE FITTINGS, OR VEHICLE PARTS, NOT OTHERWISE PROVIDED FOR
- B60R21/00—Arrangements or fittings on vehicles for protecting or preventing injuries to occupants or pedestrians in case of accidents or other traffic risks
- B60R21/34—Protecting non-occupants of a vehicle, e.g. pedestrians
- B60R2021/343—Protecting non-occupants of a vehicle, e.g. pedestrians using deformable body panel, bodywork or components
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- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Chemical & Material Sciences (AREA)
- Combustion & Propulsion (AREA)
- Transportation (AREA)
- Body Structure For Vehicles (AREA)
Abstract
The invention provides an A-pillar assembly and a vehicle, and relates to the technical field of vehicles. The A-pillar assembly comprises two A-pillars which are arranged on two sides of a front windshield of a vehicle in a mirror symmetry mode. Each A column comprises a first column body, a second column body and a connecting column body which are connected end to form a closed triangular structure; the first cylinder and the second cylinder are both located above the connecting cylinder, the first cylinder is located in front of the second cylinder, one side, close to the center of the vehicle, of the first cylinder is connected with the side edge of the front windshield of the vehicle, the first cylinder is of a cavity structure, and energy absorption is conducted through deformation of the first cylinder when the vehicle collides with a pedestrian. The three columns form a triangular structure, so that the strength of the column A is greatly increased, and people in the vehicle can be well protected. When a pedestrian impacts the A column, the pedestrian can impact the first column preferentially, and the first column is of a cavity structure, so that the first column is easy to deform, and energy is absorbed when the pedestrian collides, and the pedestrian is protected.
Description
Technical Field
The invention relates to the technical field of vehicles, in particular to an A-pillar assembly and a vehicle.
Background
With the increasingly deep urbanization of China, the number of pedestrians and vehicles on roads is increasing, and the number of accidents of injuries and deaths caused by the fact that the pedestrians are impacted by the vehicles is also increasing, so that how to improve the pedestrian protection performance of the vehicles becomes a key research work of various automobile manufacturers and vehicle testing machines.
In the actual design process of the vehicle, when the a-pillar structure of the vehicle is designed, because the passenger needs to be protected, the a-pillar needs to use a larger cross section and a stronger material to ensure that the passenger compartment is not deformed, but the disadvantage is that when the vehicle collides with the pedestrian and the pedestrian collides with the a-pillar, the a-pillar causes larger damage to the head of the pedestrian due to the larger strength of the a-pillar, and therefore, the head protection of the pedestrian and the passenger protection in the vehicle have larger conflict.
Disclosure of Invention
An object of the first aspect of the present invention is to provide an a-pillar assembly, which solves the problem in the prior art that the head of a pedestrian and the occupants cannot be protected at the same time.
Another object of the first aspect of the present invention is to solve the problems of the prior art that the a-pillar has a complicated structure and high cost when protecting both pedestrians and vehicle occupants.
Particularly, the invention provides an A-pillar assembly which comprises two A-pillars arranged on two sides of a front windshield of a vehicle in a mirror symmetry mode, wherein each A-pillar comprises a first pillar body, a second pillar body and a connecting pillar body which are connected end to form a closed triangular structure; wherein, first cylinder with the second cylinder all is located the top of connecting the cylinder, first cylinder is located the place ahead of second cylinder, just one side that is close to the vehicle center of first cylinder with the front windshield's of vehicle side links to each other, first cylinder is the cavity structure to pass through when vehicle and pedestrian bump the deformation of first cylinder carries out the energy-absorbing.
Optionally, the first cylinder comprises:
a first inner panel;
the first outer plate is positioned on one side, far away from the center of the vehicle, of the first inner plate, and the periphery of the first outer plate and the periphery of the first inner plate are connected with each other to form a structure with a cavity in the middle.
Optionally, a plurality of through holes are provided at the first inner plate.
Optionally, the first inner plate and the first outer plate are provided with a plurality of notches at positions close to the side edges of the second column body.
Optionally, the first column is made of a metal material with a first preset yield strength.
Optionally, the second cylinder comprises:
a second outer plate;
the periphery of the second inner plate and the periphery of the second outer plate are welded together to form a structure with a cavity; and
and the reinforcing plate is positioned at the cavity and welded with the second inner plate together to reinforce the strength of the second column body.
Optionally, the second post has a second predetermined yield strength, the second predetermined yield strength being greater than the first predetermined yield strength.
Optionally, the connecting column is located in a horizontal plane and extends along a direction forming a first preset angle with the front-rear direction of the vehicle; one end of the first column body, which is positioned below the first column body, is connected with the front end of the connecting column body, and an included angle formed at the connecting position is a second preset angle, wherein the second preset angle is an acute angle; one end of the second column body is connected with one end, located above, of the first column body, and the other end of the second column body is connected with the rear end of the connecting column body, so that a closed triangular structure is formed.
Optionally, the first preset angle is 0-30 degrees; the second preset angle is 5-45 degrees; the included angle between the second cylinder and the connecting cylinder is an obtuse angle.
In particular, the present invention also provides a vehicle that may include the above-described a-pillar assembly.
The A column can comprise a first column body, a second column body and a connecting column body which are connected end to form a closed triangular structure, the triangle has stable performance, and the strength of the A column is greatly improved due to the three column body structures, so that people in a vehicle can be well protected. In addition, since the first column body is located in front of the second column body, if a pedestrian collides with the vehicle and the pedestrian just collides at the a-column assembly, the pedestrian preferentially collides at the first column body. And the first column body is in a cavity structure, so that the first column body is easy to deform, and energy is absorbed during collision, so that pedestrians are protected.
In addition, when a pedestrian collides with the A column, because the actual collision is at the first column body of the A column, the deformation region of the first column body is in the middle region, and a certain distance is reserved between the middle deformation region of the first column body and the second column body or the connecting column body, so that no deformation exists between the second column body and the connecting column body, the passenger compartment is further ensured not to deform, and meanwhile, the passenger compartment is further protected.
Furthermore, the first inner plate of the A column is provided with a notch, and the notch is positioned at one side close to the second column body, so that when the first column body collides with a pedestrian, the pedestrian impacts at one side of the first column body, which is far away from the second column body, therefore, when the first column body is deformed due to collision, the first column body is more easily deformed due to the existence of the notch, and the injury to the pedestrian is further reduced.
Furthermore, the reinforcing plate is arranged in the second column body of the column A, and the material of the second column body has high yield strength, so that the strength of the second column body is greatly increased, and the protection of members in the automobile is ensured.
The column A is only formed by the first column body, the second column body and the connecting column body, an additional control system or an air bag device and the like are not needed, and the column A is simple in structure, low in cost and short in development period.
The above and other objects, advantages and features of the present invention will become more apparent to those skilled in the art from the following detailed description of specific embodiments thereof, taken in conjunction with the accompanying drawings.
Drawings
Some specific embodiments of the invention will be described in detail hereinafter, by way of illustration and not limitation, with reference to the accompanying drawings. The same reference numbers in the drawings identify the same or similar elements or components. Those skilled in the art will appreciate that the drawings are not necessarily drawn to scale. In the drawings:
FIG. 1 is a schematic block diagram of an A-pillar according to one embodiment of the present invention;
FIG. 2 is a schematic cross-sectional view of FIG. 1 taken along section line A-A;
FIG. 3 is a schematic block diagram of a first inner panel according to one embodiment of the invention;
FIG. 4 is a schematic block diagram of a first outer panel according to one embodiment of the invention;
fig. 5 is a schematic sectional view of fig. 1 cut along section line B-B.
Detailed Description
Fig. 1 is a schematic structural view of an a-pillar 100 according to one embodiment of the present invention. Specifically, the present embodiment provides an a-pillar assembly that may include two a-pillars 100 disposed mirror-symmetrically on both sides of a front windshield of a vehicle. Specifically, two a-pillars 100 are provided on the left and right sides of a front windshield of the vehicle, respectively. And is connected with the front windshield.
As a specific example of the present invention, each a-pillar 100 of the present embodiment may include a first pillar 10, a second pillar 20, and a connecting pillar 30 that are connected end to form a closed triangular structure; the first column 10 and the second column 20 are both located above the connecting column 30, the first column 10 is located in front of the second column 20, and one side of the first column 10, which is close to the center of the vehicle, is connected with the side of the front windshield of the vehicle. The first pillar 10 of the present embodiment has a cavity structure to absorb energy by deformation of the first pillar 10 when a vehicle collides with a pedestrian.
The A column 100 of the embodiment can comprise a first column body 10, a second column body 20 and a connecting column body 30 which are connected end to form a closed triangular structure, the triangle has stable performance, and the strength of the A column 100 is greatly increased by the aid of three column body structures, so that people in a vehicle can be well protected. In addition, since the first column 10 is located in front of the second column 20, if a pedestrian collides with the vehicle and the pedestrian just collides at the a-column assembly, the pedestrian preferentially collides at the first column 10. And the first cylinder 10 has a hollow structure, the first cylinder 10 is easily deformed, thereby absorbing energy in a collision, thereby protecting a pedestrian.
In addition, when a pedestrian collides with the a-pillar 100, since the first pillar 10 of the a-pillar 100 actually collides with the first pillar 10, the deformation region of the first pillar 10 is in the middle region, and the middle deformation region of the first pillar 10 is at a certain distance (as shown by a and b in fig. 1) from the second pillar 20 or the connecting pillar 30, there is no deformation between the second pillar 20 and the connecting pillar 30, and the deformation of the passenger compartment is further ensured, so as to further protect the vehicle occupant.
In the present embodiment, the values of a and b are determined by the change and angle of the triangle, and the lengths and angles of the first cylinder 10, the second cylinder 20 and the connecting cylinder 30 forming the triangle are changed according to each vehicle type, so the values of a and b are also changed according to the change and designed according to the actual situation.
As a specific example of the present invention, the connecting cylinder 30 of the present embodiment is located in a horizontal plane and extends in a direction forming a first predetermined angle with the front-rear direction of the vehicle. The lower end of the first cylinder 10 is connected to the front end of the connecting cylinder 30, and the included angle formed at the connection point is a second predetermined angle (α shown in the figure), wherein the second predetermined angle is an acute angle. The second cylinder 20 has one end connected to the upper end of the first cylinder 10 and the other end connected to the rear end of the connecting cylinder 30 to form a closed triangular structure.
In actual use, since the first cylinder 10, the second cylinder 20 and the connecting cylinder 30 form the a-cylinder 100, and the a-cylinder 100 needs to be connected to both the front windshield and the structure at the side of the vehicle, the triangular structure formed by the first cylinder 10, the second cylinder 20 and the connecting cylinder 30 is placed obliquely. More specifically, the connecting cylinder 30 may be horizontally disposed, and the angle between the connecting cylinder 30 and the center line of the front and rear of the vehicle may be 0 to 30 °, for example, 1 °, 5 °, 10 °, or 30 °. The direction in which the connecting cylinder 30 is inclined is the center line of the connecting cylinder 30 gradually away from the horizontal plane of the vehicle from the front to the rear. Of course, the plane formed by the connection between the first cylinder 10 and the second cylinder 20 and the vertical plane formed by the connection between the cylinders 30 have a certain angle. The angle can be set according to specific conditions.
More specifically, the first cylinder 10 of the present embodiment forms an acute angle with the connecting cylinder 30, and the second cylinder 20 forms an obtuse angle with the connecting cylinder 30, so that the requirement of the vehicle for the shape of the a-pillar 100 is satisfied.
And more specifically, in the actual use process, the space between the first cylinder 10, the second cylinder 20 and the connecting cylinder 30 may be provided with glass for connection, thereby further increasing the strength.
Specifically, the included angle between the first column 10 and the connecting column 30 is a second preset angle α, and the second preset angle α may be 5 ° to 45 °. For example, α may be 5 °, 10 °, 30 °, or 45 °. The second preset angle is set according to specific conditions.
FIG. 2 is a schematic cross-sectional view of FIG. 1 taken along section line A-A; FIG. 3 is a schematic block diagram of a first inner panel according to one embodiment of the invention; fig. 4 is a schematic structural view of a first outer panel according to an embodiment of the present invention. As a specific example of the present invention, the first column 10 of the present embodiment may include a first inner plate 11 and a first outer plate 12. The first outer plate 12 is located on one side of the first inner plate 11 far away from the center of the vehicle, and the periphery of the first outer plate 12 and the periphery of the first inner plate 11 are connected with each other to form a structure with a cavity in the middle.
More specifically, the cross-sections of the first inner panel 11 and the first outer panel 12 in the present embodiment may be formed in an open U-shape, and the first outer panel 12 has a deeper structure than the first inner panel 11, and when the first outer panel 12 and the first inner panel 11 are connected to each other, the side inner portion of the first outer panel 12 and the side outer portion of the first inner panel 11 are welded to each other, and the middle is formed in a cavity structure. Specifically, the first outer panel 12 of the present embodiment is located on the outer side of the vehicle, the first inner panel 11 is located on the inner side of the vehicle, and the connecting portions are located on the front and rear sides of the first pillar 10.
The first inner plate 11 in this embodiment is connected with the first outer plate 12 through the first inner plate 11 to form a cavity structure, which has a certain strength and is easy to deform, so that a pedestrian can absorb energy when colliding with the first inner plate 11, and the injury to the pedestrian is reduced.
As a specific example of the present invention, a plurality of through holes 13 are provided at the first inner plate 11 of the present embodiment. Specifically, the through hole 13 of the present embodiment may be circular, directional, or any other shape. The through holes 13 can reduce weight and further increase the deformation capacity of the first column 10, so that the first column 10 can absorb energy better and further reduce the injury to pedestrians.
As a specific embodiment of the present invention, the first inner plate 11 and the first outer plate 12 of the present embodiment are provided with a plurality of notches 14 at the side edges near the second pillar 20.
Specifically, when the first column 10 is molded, a plurality of notches 14 are formed on the same side of the first inner plate 11 and the first outer plate 12, and the notches 14 of the first inner plate 11 and the first outer plate 12 are matched with each other, and may have the same shape or slightly different shapes. The notch 14 is located at a side close to the second column body 20, when the first column body 10 collides with a pedestrian, the pedestrian collides with the first column body 10 at a side far from the second column body 20, so that when the first column body 10 is deformed by the collision, the first column body 10 is more easily deformed due to the notch 14, and the injury to the pedestrian is further reduced.
In this embodiment, the design of the notch 14 and the through hole 13 can induce the first column 10 to collapse, deform and absorb energy, thereby reducing the injury to pedestrians.
As a specific embodiment of the present invention, the material of the first column 10 of the present embodiment is a metal material with a first predetermined yield strength. In this embodiment, since the first column 10 needs to be made of a deformable material, the first predetermined yield strength is lower, and may be a metal with a lower yield strength. More specifically, the material of the first column 10 may be a steel material with a low yield strength.
Fig. 5 is a schematic sectional view of fig. 1 cut along section line B-B. As a specific example of the present invention, the second column body 20 of the present embodiment may include a second outer plate 21, a second inner plate 22, and a reinforcement plate 23. Wherein the periphery of the second inner plate 22 and the periphery of the second outer plate 21 are welded together to form a structure with a cavity. The reinforcement plate 23 is located at the position of the cavity and is welded together with the second inner plate 22 to reinforce the strength of the second column 20.
The second cylinder 20 of this embodiment has the cavity structure like first cylinder 10, but the cross sectional dimension of second cylinder 20 is big than the cross sectional dimension of first cylinder 10, and its inside reinforcing plate 23 that sets up makes this second cylinder 20's intensity great, and when first cylinder 10 was collided and is out of shape, second cylinder 20 non-deformable to guarantee that the passenger compartment does not warp, and then avoid the interior personnel of car to receive the injury.
As a specific example of the present invention, the second column 20 of the present embodiment has a second predetermined yield strength, and the second predetermined yield strength is greater than the first predetermined yield strength.
Specifically, in the present embodiment, the yield strength of the second column 20 is greater than that of the first column 10, which further increases the strength of the second column 20, and further protects the members in the vehicle.
In this embodiment, the a-pillar 100 includes a first pillar 10, a second pillar 20 and a connecting pillar 30, the first pillar 10 is located at the front, and has a cavity structure, which has the characteristics of a through hole 13 and a notch 14, and has a low yield strength, thereby having a good deformation performance. So that the pedestrian can be protected when the pedestrian impacts the first column body 10, and the injury to the pedestrian is reduced. The second column 20 in this embodiment has a reinforcing structure and high yield strength, so that the second column 20 is not easily deformed, and the damage to the members in the vehicle during the vehicle collision is reduced. As such, the a-pillar 100 of the present embodiment satisfies both protection of pedestrians and protection of occupants in the vehicle. In addition, in the embodiment, the a-pillar 100 is formed only by the first pillar 10, the second pillar 20 and the connecting pillar 30, and an additional control system or an airbag device is not required, so that the structure is simple, the cost is low, and the development period is short.
As a specific embodiment of the present invention, the present embodiment also provides a vehicle including the above-described a-pillar assembly.
Thus, it should be appreciated by those skilled in the art that while a number of exemplary embodiments of the invention have been illustrated and described in detail herein, many other variations or modifications consistent with the principles of the invention may be directly determined or derived from the disclosure of the present invention without departing from the spirit and scope of the invention. Accordingly, the scope of the invention should be understood and interpreted to cover all such other variations or modifications.
Claims (10)
1. An A-pillar assembly comprises two A-pillars which are arranged on two sides of a vehicle front windshield in a mirror symmetry manner, and is characterized in that,
each A column comprises a first column body, a second column body and a connecting column body which are connected end to form a closed triangular structure; wherein, first cylinder with the second cylinder all is located the top of connecting the cylinder, first cylinder is located the place ahead of second cylinder, just one side that is close to the vehicle center of first cylinder with the front windshield's of vehicle side links to each other, first cylinder is the cavity structure to pass through when vehicle and pedestrian bump the deformation of first cylinder carries out the energy-absorbing.
2. An A-pillar assembly as claimed in claim 1,
the first cylinder includes:
a first inner panel;
the first outer plate is positioned on one side, far away from the center of the vehicle, of the first inner plate, and the periphery of the first outer plate and the periphery of the first inner plate are connected with each other to form a structure with a cavity in the middle.
3. An A-pillar assembly as claimed in claim 2,
the first inner plate is provided with a plurality of through holes.
4. An A-pillar assembly as claimed in claim 2 or 3,
the first inner plate and the first outer plate are provided with a plurality of notches at the side edges close to the second column body.
5. An A-pillar assembly as claimed in claim 4,
the first column body is made of a metal material with a first preset yield strength.
6. An A-pillar assembly as claimed in claim 5,
the second cylinder includes:
a second outer plate;
the periphery of the second inner plate and the periphery of the second outer plate are welded together to form a structure with a cavity; and
and the reinforcing plate is positioned at the cavity and welded with the second inner plate together to reinforce the strength of the second column body.
7. An A-pillar assembly as claimed in claim 6,
the second post has a second predetermined yield strength that is greater than the first predetermined yield strength.
8. An A-pillar assembly as claimed in claim 7,
the connecting column body is positioned in a horizontal plane and extends along a direction forming a first preset angle with the front-back direction of the vehicle; one end of the first column body, which is positioned below the first column body, is connected with the front end of the connecting column body, and an included angle formed at the connecting position is a second preset angle, wherein the second preset angle is an acute angle; one end of the second column body is connected with one end, located above, of the first column body, and the other end of the second column body is connected with the rear end of the connecting column body, so that a closed triangular structure is formed.
9. An A-pillar assembly as claimed in claim 8,
the first preset angle is 0-30 degrees; the second preset angle is 5-45 degrees; the included angle between the second cylinder and the connecting cylinder is an obtuse angle.
10. A vehicle comprising an a-pillar assembly as claimed in any one of claims 1 to 9.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202111153568.3A CN113830179A (en) | 2021-09-29 | 2021-09-29 | A post assembly and vehicle |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202111153568.3A CN113830179A (en) | 2021-09-29 | 2021-09-29 | A post assembly and vehicle |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN113830179A true CN113830179A (en) | 2021-12-24 |
Family
ID=78967466
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202111153568.3A Pending CN113830179A (en) | 2021-09-29 | 2021-09-29 | A post assembly and vehicle |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN113830179A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115257938A (en) * | 2022-07-20 | 2022-11-01 | 岚图汽车科技有限公司 | A post, door ring and vehicle |
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|---|---|---|---|---|
| US6415883B1 (en) * | 2002-01-24 | 2002-07-09 | Ford Global Technologies, Inc. | Deployable A-pillar covers for pedestrian protection |
| CN101269673A (en) * | 2007-03-23 | 2008-09-24 | 福特环球技术公司 | Tube shaped A pole |
| CN101578217A (en) * | 2007-06-22 | 2009-11-11 | 株式会社丰田自动织机 | Pillar structure of automobile |
| CN107672676A (en) * | 2016-08-02 | 2018-02-09 | 上汽通用汽车有限公司 | Vehicle A posts and vehicle A column assemblies |
| CN110696927A (en) * | 2019-11-21 | 2020-01-17 | 爱驰汽车有限公司 | Automobile A column |
| CN113071565A (en) * | 2021-04-30 | 2021-07-06 | 重庆长安汽车股份有限公司 | Novel A column structure of frameless door automobile |
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2021
- 2021-09-29 CN CN202111153568.3A patent/CN113830179A/en active Pending
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US6415883B1 (en) * | 2002-01-24 | 2002-07-09 | Ford Global Technologies, Inc. | Deployable A-pillar covers for pedestrian protection |
| CN101269673A (en) * | 2007-03-23 | 2008-09-24 | 福特环球技术公司 | Tube shaped A pole |
| CN101578217A (en) * | 2007-06-22 | 2009-11-11 | 株式会社丰田自动织机 | Pillar structure of automobile |
| CN107672676A (en) * | 2016-08-02 | 2018-02-09 | 上汽通用汽车有限公司 | Vehicle A posts and vehicle A column assemblies |
| CN110696927A (en) * | 2019-11-21 | 2020-01-17 | 爱驰汽车有限公司 | Automobile A column |
| CN113071565A (en) * | 2021-04-30 | 2021-07-06 | 重庆长安汽车股份有限公司 | Novel A column structure of frameless door automobile |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115257938A (en) * | 2022-07-20 | 2022-11-01 | 岚图汽车科技有限公司 | A post, door ring and vehicle |
| CN115257938B (en) * | 2022-07-20 | 2024-04-16 | 岚图汽车科技有限公司 | A post, door ring and vehicle |
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Effective date of registration: 20230418 Address after: 315899 room 1031, building 1, Liaohe Road business building, Xinqi street, Beilun District, Ningbo City, Zhejiang Province Applicant after: Zhejiang jikrypton Intelligent Technology Co.,Ltd. Applicant after: ZHEJIANG GEELY HOLDING GROUP Co.,Ltd. Address before: 310051 No. 1760, Jiangling Road, Hangzhou, Zhejiang, Binjiang District Applicant before: ZHEJIANG GEELY HOLDING GROUP Co.,Ltd. Applicant before: GEELY AUTOMOBILE RESEARCH INSTITUTE (NINGBO) Co.,Ltd. |