CN102514632B - Rear structure of car body and car - Google Patents
Rear structure of car body and car Download PDFInfo
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- CN102514632B CN102514632B CN201110417545.9A CN201110417545A CN102514632B CN 102514632 B CN102514632 B CN 102514632B CN 201110417545 A CN201110417545 A CN 201110417545A CN 102514632 B CN102514632 B CN 102514632B
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- wheel cover
- rear wheel
- support
- base plate
- vertical connection
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- 230000035939 shock Effects 0.000 claims abstract description 46
- 239000006096 absorbing agent Substances 0.000 claims abstract description 45
- 210000001364 upper extremity Anatomy 0.000 claims description 10
- 238000000034 method Methods 0.000 claims description 7
- 230000008569 process Effects 0.000 claims description 6
- 239000002184 metal Substances 0.000 claims description 4
- 230000005540 biological transmission Effects 0.000 claims description 2
- 238000013016 damping Methods 0.000 claims description 2
- 230000003068 static effect Effects 0.000 abstract description 3
- 238000009434 installation Methods 0.000 abstract 2
- 238000003466 welding Methods 0.000 description 4
- 230000006378 damage Effects 0.000 description 2
- 238000005516 engineering process Methods 0.000 description 2
- 230000006872 improvement Effects 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 230000009471 action Effects 0.000 description 1
- 230000000712 assembly Effects 0.000 description 1
- 238000000429 assembly Methods 0.000 description 1
- 238000005452 bending Methods 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000015572 biosynthetic process Effects 0.000 description 1
- 230000008859 change Effects 0.000 description 1
- 238000010276 construction Methods 0.000 description 1
- 238000005336 cracking Methods 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 239000006185 dispersion Substances 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000010030 laminating Methods 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 230000003014 reinforcing effect Effects 0.000 description 1
- 238000010079 rubber tapping Methods 0.000 description 1
- 239000000126 substance Substances 0.000 description 1
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- Body Structure For Vehicles (AREA)
Abstract
The invention provides a rear structure of a car body, comprising a rear wheel cover (3), and further comprising a vertically-connected bracket assembly (2), wherein the vertically-connected bracket assembly is connected with the rear wheel cover and used for transferring a load on the rear wheel cover to the whole rear part of the car body. A car comprising the rear structure of the car body is further provided. In the rear structure of the car body, the vertically-connected bracket assembly dispersedly transfers the force on the installation point of a shock absorber which is born by the rear wheel cover to the whole rear car body, so that the static strength failure or fatigue strength failure caused by too heavy load born in the vicinity of a shock absorber installation bracket and on the rear wheel cover can be avoided.
Description
Technical field
The invention belongs to field of automobile, relate to a kind of rear part structure of automobile body, and include the automobile of this vehicle body rear part structure.
Background technology
Automobile has become the vehicle important in current daily life, and the safety of automobile becomes the key factor purchasing car, and the safety performance of body structure is the very important factor embodying vehicle safety.When automobile is at rough road traveling, wheel can bear the road shocks that amplitude and frequency constantly change, by can absorb and eliminate the impact of road shocks load at assemblies such as automobile rear mounting dampers and springs, even so, owing to being among this high-frequency vibration for a long time, the very large load transmitted by shock absorber still can be born by rear wheel cover place in rear part structure of automobile body, rear wheel cover by described dynamic changes process on vehicle body, causes the static strength of vehicle body especially rear wheel cover to destroy and endurance failure.In addition, in order to mounting dampers in rear wheel cover, in current automobile, by opening the larger direct mounting dampers in hole of a diameter in the middle of rear wheel cover, thus destroy the integraty of rear wheel cover structure, and because rear wheel cover is in for a long time in high-frequency vibration together with shock absorber, cause the opening part of the contact position of shock absorber installing bracket and rear wheel cover and rear wheel cover easily to occur ftractureing.
Application number is the body structure providing a kind of car rear shock absorber seat part in the Chinese patent of 201010136917.6, solve rear shock absorber seat part and occur the static strength problems such as cracking or sealing-off, but because this body structure is owing to having a very large hole in the middle part of rear wheel cover, destroy the integraty of rear wheel cover, thus ftractureing easily appears in the weld of shock absorber installing bracket and rear wheel cover and the tapping of rear wheel cover.
Summary of the invention
Technical matters to be solved by this invention is for the above-mentioned problems in the prior art, provide a kind of prevent rear wheel cover from ftractureing vehicle body rear part structure and automobile.
Solve this vehicle body rear part structure of technical scheme that the technology of the present invention problem adopts and comprise rear wheel cover, also include vertical connection bracket assembly, described vertical connection bracket assembly is connected with rear wheel cover, for by the extremely whole body tail of the dynamic changes process in rear wheel cover.
Wherein, this vehicle body rear part structure also includes the shock absorber installing bracket for mounting dampers, and described shock absorber installing bracket is arranged in rear wheel cover.
Preferably, shock absorber installing bracket is arranged on the lateral surface of rear wheel cover, vertical connection bracket assembly is arranged on the medial surface of rear wheel cover, and the contact position of vertical connection bracket assembly and rear wheel cover is the reverse side of the contact position of shock absorber installing bracket and rear wheel cover just.Described vertical connection bracket assembly for by the dynamic changes process of damper action in rear wheel cover to whole body tail, thus be conducive to loading force and carry out longitudinal dispersion.
Further preferably, described shock absorber installing bracket contacts with trailing wheel cover, described vertical connection bracket assembly contacts with trailing wheel cover, and the contact surface that the contact surface contacted with vertical connection bracket assembly in rear wheel cover and rear wheel cover contact with shock absorber installing bracket is corresponding.
Preferably, described shock absorber installing bracket comprises bottom surface, and the shape of described bottom surface is fitted mutually with the lateral surface of rear wheel cover, thus enables bottom surface be fitted on the lateral surface of rear wheel cover; The shape of the contact surface that vertical connection bracket assembly contacts with rear wheel cover and the medial surface shape of rear wheel cover are fitted mutually, thus vertical connection bracket assembly is fitted on the medial surface of rear wheel cover.Laminating degree is better, then uniform and complete is got in the conduction of load.Load is passed to vertical connection bracket assembly by shock absorber installing bracket major part, and dynamic changes process is given on vehicle body rear part structure by vertical connection bracket assembly again, thus alleviates the load at rear wheel cover place.
Wherein, longeron and base plate cross sill under hat rack assembly, base plate, base plate is also included in described vehicle body rear part structure, described vertical connection bracket assembly comprises the first support, the second support, the 3rd support and the 4th support that are connected to each other and are integrated, the upper limb of described first support is connected with hat rack assembly with the upper limb of the second support, the side of described first support is connected with rear wheel cover with the side of the second support, described 3rd support is connected with longeron under base plate and base plate, and described 4th support is connected with base plate cross sill.Like this, whole vehicle body rear part structure connects as a whole by vertical connection bracket assembly, because vertical connection bracket assembly connects all parts in body tail, can play the effect of conductance well.When the loading force suffered by rear wheel cover is delivered on vertical connection bracket assembly, because whole vehicle body rear part structure to be connected to become a closed entirety by vertical connection bracket, thus this loading force is transmitted along vertical connection bracket assembly to whole body tail surrounding, thus on any one vehicle body position loading force being distributed to more equably be connected with vertical connection bracket assembly, thus any one position can be avoided to occur the destruction of high strength.
Vertical connection bracket assembly can become different shapes according to different body drawings, and can make different sizes and thickness, thus brings great convenience to automobile design and suitability for industrialized production.
Preferably, the side of described first support and the side of the second support are by flange and rear wheel cover weld together.
Preferably, the upper limb of described first support and the upper limb of the second support and hat rack assembly are welded to connect, and described 3rd support is connected with longitudinal beam welding under base plate and base plate, and described 4th support and base plate cross sill are welded to connect.
Preferably, described first support, the second support, the 3rd support and the 4th support are made by sheet metal component, and the first support, the second support, the 3rd support and the 4th support are integrated by being welded to connect.
Or include longeron and base plate cross sill under hat rack assembly, base plate, base plate in described vehicle body rear part structure, described vertical connection bracket assembly is also connected with longeron under described base plate, base plate and base plate cross sill respectively; Or described vertical connection bracket assembly also connects as one with hat rack assembly.
A kind of automobile adopting above-mentioned vehicle body rear part structure.
Beneficial effect of the present invention is as follows:
1. by arranging vertical connection bracket assembly, can ground be distributed on whole vehicle body rear part structure by the load that shock absorber passes in rear wheel cover actv., avoid rear wheel cover to bear excessive load to damage, enhance the rigidity of shock absorber installing bracket position and vicinity thereof in rear wheel cover.
2. by arranging vertical connection bracket assembly, the parts such as longeron, base plate cross sill, hat rack assembly under rear wheel cover and body tail base plate, base plate are connected into an entirety, actv. improves rear portion torsional stiffness and the bending stiffness of car load vehicle body, improves the rear portion NVH performance of car load.
3. after in rear wheel cover, the load of shock absorber installing bracket position is shared by whole vehicle body rear part structure, load suffered by rear wheel cover reduces a lot, under the prerequisite of requirement meeting intensity, optimize vehicle body rear part structure, decrease the application of local reinforcing plate in vehicle body, effectively reduce car weight, realize the lightweight of vehicle.
Accompanying drawing explanation
Fig. 1 is the position view (having dispensed the rear wheel cover be between the two in figure) of vertical connection bracket assembly and shock absorber installing bracket in the present invention;
Fig. 2 is the structural representation (looking up from car bottom direction) of shock absorber installing bracket and rear wheel cover in the present invention;
Fig. 3 is the schematic diagram of vehicle body rear part structure of the present invention;
Fig. 4 is the structural representation of vertical connection bracket assembly in the present invention;
In figure: 1-shock absorber installing bracket; The vertical connection bracket assembly of 2-; 3-rear wheel cover; Longeron under 4-base plate; 5-hat rack assembly; 6-base plate cross sill; 7-base plate; 41-first support; 42-second support; 43-the 3rd support; 44-the 4th support
Detailed description of the invention
For making those skilled in the art understand technical scheme of the present invention better, below in conjunction with the drawings and specific embodiments, the present invention is described in further detail.
This vehicle body rear part structure of vehicle body rear part structure of the present invention comprises rear wheel cover, also includes vertical connection bracket assembly, and described vertical connection bracket assembly is connected with rear wheel cover, for by the dynamic changes process in rear wheel cover to whole body tail.
Wherein, this vehicle body rear part structure also includes the shock absorber installing bracket for mounting dampers, and described shock absorber installing bracket is arranged in rear wheel cover.
Preferably, shock absorber installing bracket is arranged on the lateral surface of rear wheel cover, and vertical connection bracket assembly is arranged on the medial surface of rear wheel cover, and the contact position of vertical connection bracket assembly and rear wheel cover is just to the contact position of shock absorber installing bracket and rear wheel cover.
Embodiment 1:
As Figure 1-3, in the present embodiment, this vehicle body rear part structure comprises longeron 4, base plate cross sill 6, vertical connection bracket assembly and shock absorber installing bracket 1 under rear wheel cover 3, hat rack assembly 5, base plate 7, base plate.
In the present embodiment, with demarcation of location relation external in compartment, parts are called lateral surface towards the one side outside compartment, are called medial surface towards the one side in compartment.
Described shock absorber installing bracket 1 is for mounting dampers.As shown in Figure 2, shock absorber installing bracket 1 to be arranged on the lateral surface of rear wheel cover 3 (near the position on ground under vehicle body) and to contact with rear wheel cover 3.Shock absorber installing bracket 1 includes bottom surface, and the shape of described bottom surface is fitted mutually with the shape of rear wheel cover 3, thus make bottom surface completely and rear wheel cover 3 fit together, to ensure close contact therebetween.
As shown in Figure 4, in the present embodiment, described vertical connection bracket assembly 2 is arranged on the inner side of rear wheel cover 3, near hat rack assembly 5.Vertical connection bracket assembly 2 comprises the first support 41, second support 42, the 3rd support 43 and the 4th support 44 that are connected to each other and are integrated.The upper limb of the first support 41 is connected with the beam welding of hat rack assembly 5 with the upper limb of the second support 42, the side of the first support 41 and the side of the second support 42 are welded to connect by the medial surface of flange and rear wheel cover 3,3rd support 43 is welded to connect with longeron 4 under base plate 7 and base plate, and the 4th support 44 is welded to connect with base plate cross sill 6.
Wherein, the flange of the first support 41 side and the flange of the second support 42 side and the connection between rear wheel cover 3 are that face contacts and connects, and described flange is fitted mutually with the medial surface shape of rear wheel cover, thus described flange is fitted on the medial surface of rear wheel cover.Further, the reverse side of contact surface that is just connected with rear wheel cover 3 in the bottom surface of shock absorber installing bracket 1 with the contact surface that the flange of the second support 42 side is connected with rear wheel cover 3 of the flange of the first support 41 side.That is, the contact surface of vertical connection bracket assembly 2 and rear wheel cover 3 and shock absorber installing bracket 1 basic corresponding overlapping with the contact surface of rear wheel cover 3, such structure can ensure shock absorber be delivered to most of load in rear wheel cover 3 can directly by vertical connection bracket assembly 2 dispersed be delivered on whole vehicle body rear part structure.
In vertical connection bracket assembly 2, the first support 41, second support 42, the 3rd support 43 are formed by 4 pieces of the welding of sheet metal parts that thickness is different respectively with the 4th support 44, and 4 pieces of sheet metal components are in landing edge place welding formation entirety.Whole vertical connection bracket assembly 2 can make different shapes according to different body structures, as long as ensure can connect between all parts in vertical connection bracket assembly 2 and vehicle body rear part structure.Its size thickness is adjustable, and it is convenient to meet in technique, cost-saving requirement.
Like this, vertical connection bracket assembly 2 and longeron 4 under base plate and base plate cross sill 6, rear wheel cover 3, shock absorber installing bracket 1 and hat rack assembly 5 is just made to form a closed entirety, sound construction.The power be delivered on shock absorber installing bracket 1 is delivered in rear wheel cover 3, by rear wheel cover 3 damping force is delivered on the vertical connection bracket assembly 2 be attached thereto, power is delivered on longeron 4 under hat rack assembly 5, base plate, base plate cross sill 6, base plate 7 by vertical connection bracket assembly 2 again, thus the stressed transmission of rear wheel cover 3 is distributed to from these body tail parts away from rear wheel cover 3, and be not only confined to the part that contacts with rear wheel cover 3.Owing to having vertical connection bracket assembly 2 in vehicle body rear part structure of the present invention, the rear shock absorber mounting bracket position thus in the present invention no longer needs to set up separately brace panel structure.
A kind of automobile adopting vehicle body rear part structure in the present embodiment.
Embodiment 2:
The present embodiment is from the difference of embodiment 1: the structure of vertical connection bracket assembly is different.
In the present embodiment, described vertical connection bracket assembly 2, except being connected with rear wheel cover 3, being also connected with longeron 4 under base plate 7, base plate and base plate cross sill 6 respectively, but not being connected with hat rack assembly 5.
Other structures in the present embodiment are all identical with embodiment 1, repeat no more here.
Embodiment 3:
The present embodiment is from the difference of embodiment 1: the structure of vertical connection bracket assembly is different.
In the present embodiment, described vertical connection bracket assembly 2, except being connected with rear wheel cover 3, also connecting as one with hat rack assembly 5, but is not connected with the miscellaneous part in vehicle body rear part structure.
Other structures in the present embodiment are all identical with embodiment 1, repeat no more here.
Be understandable that, the illustrative embodiments that above embodiment is only used to principle of the present invention is described and adopts, but the present invention is not limited thereto.For those skilled in the art, without departing from the spirit and substance in the present invention, can make various modification and improvement, these modification and improvement are also considered as protection scope of the present invention.
Claims (8)
1. a vehicle body rear part structure, comprises rear wheel cover (3), it is characterized in that, also include vertical connection bracket assembly (2), described vertical connection bracket assembly is connected with rear wheel cover, for by the dynamic changes process in rear wheel cover to whole body tail
This vehicle body rear part structure also includes the shock absorber installing bracket (1) for mounting dampers, and described shock absorber installing bracket (1) is arranged in rear wheel cover (3),
Described shock absorber installing bracket (1) is arranged on the lateral surface of rear wheel cover, vertical connection bracket assembly (2) is arranged on the medial surface of rear wheel cover, and the contact position of vertical connection bracket assembly and rear wheel cover is the reverse side of the contact position of shock absorber installing bracket and rear wheel cover just;
Hat rack assembly (5) is also included in described vehicle body rear part structure, base plate (7), longeron (4) and base plate cross sill (6) under base plate, described vertical connection bracket assembly also respectively with described base plate, under base plate, longeron is connected with base plate cross sill, thus longeron and base plate cross sill under making vertical connection bracket assembly and base plate, rear wheel cover, shock absorber installing bracket and hat rack assembly form a closed entirety, the power be delivered on shock absorber installing bracket is delivered in rear wheel cover, by rear wheel cover damping force is delivered on the vertical connection bracket assembly be attached thereto, by vertical connection bracket assembly, power is delivered to hat rack assembly again, longeron under base plate, base plate cross sill, on base plate, thus the stressed transmission of rear wheel cover is distributed to from these body tail parts away from rear wheel cover.
2. vehicle body rear part structure according to claim 1, it is characterized in that, described shock absorber installing bracket contacts with trailing wheel cover, described vertical connection bracket assembly contacts with trailing wheel cover, and the contact surface that the contact surface contacted with vertical connection bracket assembly in rear wheel cover and rear wheel cover contact with shock absorber installing bracket is corresponding.
3. vehicle body rear part structure according to claim 2, is characterized in that, described shock absorber installing bracket comprises bottom surface, and the shape of described bottom surface is fitted mutually with the lateral surface shape of rear wheel cover, thus enables bottom surface be fitted on the lateral surface of rear wheel cover; The shape of the contact surface that vertical connection bracket assembly contacts with rear wheel cover and the medial surface shape of rear wheel cover are fitted mutually, thus vertical connection bracket assembly is fitted on the medial surface of rear wheel cover.
4. according to the vehicle body rear part structure one of claim 1-3 Suo Shu, it is characterized in that, hat rack assembly (5) is also included in described vehicle body rear part structure, base plate (7), longeron (4) and base plate cross sill (6) under base plate, described vertical connection bracket assembly comprises the first support (41) being connected to each other and being integrated, second support (42), 3rd support (43) and the 4th support (44), the upper limb of described first support (41) is connected with hat rack assembly (5) with the upper limb of the second support (42), the side of described first support (41) is connected with rear wheel cover (3) with the side of the second support (42), described 3rd support (43) is connected with longeron (4) under base plate (7) and base plate, described 4th support (44) is connected with base plate cross sill (6).
5. vehicle body rear part structure according to claim 4, it is characterized in that, the side of described first support and the side of the second support are by flange and rear wheel cover (3) weld together, the upper limb of the first support and the upper limb of the second support and hat rack assembly (5) are welded to connect, described 3rd support (43) is welded to connect with longeron (4) under base plate (7) and base plate, and described 4th support (44) and base plate cross sill (6) are welded to connect.
6. vehicle body rear part structure according to claim 4, it is characterized in that, described first support (41), the second support (42), the 3rd support (43) and the 4th support (44) are made by sheet metal component, and the first support (41), the second support (42), the 3rd support (43) and the 4th support (44) are integrated by being welded to connect.
7. vehicle body rear part structure according to claim 3, is characterized in that, described vertical connection bracket assembly also connects as one with hat rack assembly.
8. an automobile, comprises vehicle body rear part structure, it is characterized in that, the vehicle body rear part structure that described vehicle body rear part structure adopts one of claim 1-7 described.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201110417545.9A CN102514632B (en) | 2011-12-09 | 2011-12-09 | Rear structure of car body and car |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201110417545.9A CN102514632B (en) | 2011-12-09 | 2011-12-09 | Rear structure of car body and car |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN102514632A CN102514632A (en) | 2012-06-27 |
| CN102514632B true CN102514632B (en) | 2015-01-28 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201110417545.9A Active CN102514632B (en) | 2011-12-09 | 2011-12-09 | Rear structure of car body and car |
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| Country | Link |
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| CN (1) | CN102514632B (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104670335A (en) * | 2015-03-17 | 2015-06-03 | 安徽江淮汽车股份有限公司 | Automobile body and automobile |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105365894B (en) * | 2015-11-12 | 2018-02-16 | 奇瑞汽车股份有限公司 | A kind of body tail inclined support structure |
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| CN1994803A (en) * | 2005-12-28 | 2007-07-11 | 比亚迪股份有限公司 | A vehicle rear construction |
| CN101797934A (en) * | 2010-03-31 | 2010-08-11 | 奇瑞汽车股份有限公司 | Structure of body of rear shock absorber bearing for car |
| CN201824956U (en) * | 2010-09-30 | 2011-05-11 | 奇瑞汽车股份有限公司 | Framework structure for automobile clothes tree |
| CN201922879U (en) * | 2010-12-29 | 2011-08-10 | 奇瑞汽车股份有限公司 | Assembling structure for rear damper seat of automobile body |
Family Cites Families (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS62283074A (en) * | 1986-06-02 | 1987-12-08 | Nissan Motor Co Ltd | Car body structure around wheel arch for automobile |
| TWI239918B (en) * | 2003-03-20 | 2005-09-21 | Mitsubishi Motors Corp | Vehicle body structure of periphery of rear suspension |
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2011
- 2011-12-09 CN CN201110417545.9A patent/CN102514632B/en active Active
Patent Citations (4)
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|---|---|---|---|---|
| CN1994803A (en) * | 2005-12-28 | 2007-07-11 | 比亚迪股份有限公司 | A vehicle rear construction |
| CN101797934A (en) * | 2010-03-31 | 2010-08-11 | 奇瑞汽车股份有限公司 | Structure of body of rear shock absorber bearing for car |
| CN201824956U (en) * | 2010-09-30 | 2011-05-11 | 奇瑞汽车股份有限公司 | Framework structure for automobile clothes tree |
| CN201922879U (en) * | 2010-12-29 | 2011-08-10 | 奇瑞汽车股份有限公司 | Assembling structure for rear damper seat of automobile body |
Non-Patent Citations (1)
| Title |
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| JP昭62-283074A 1987.12.08 * |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104670335A (en) * | 2015-03-17 | 2015-06-03 | 安徽江淮汽车股份有限公司 | Automobile body and automobile |
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| CN102514632A (en) | 2012-06-27 |
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Effective date of registration: 20211203 Address after: 246000 intersection of Fangxing road and zhannan Road, phase III, economic development zone, Anqing City, Anhui Province Patentee after: Zhenyi Automobile Co.,Ltd. Address before: 241006 Changchun Road, Wuhu economic and Technological Development Zone, Anhui 8 Patentee before: CHERY AUTOMOBILE Co.,Ltd. |