CN112744063A - Integrated vehicle body structure of integrated battery package casing - Google Patents
Integrated vehicle body structure of integrated battery package casing Download PDFInfo
- Publication number
- CN112744063A CN112744063A CN202011612423.0A CN202011612423A CN112744063A CN 112744063 A CN112744063 A CN 112744063A CN 202011612423 A CN202011612423 A CN 202011612423A CN 112744063 A CN112744063 A CN 112744063A
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- Prior art keywords
- body structure
- integrated
- vehicle body
- vehicle
- threshold plate
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- 229910000831 Steel Inorganic materials 0.000 claims description 6
- 229910000797 Ultra-high-strength steel Inorganic materials 0.000 claims description 6
- 239000010959 steel Substances 0.000 claims description 6
- 238000003466 welding Methods 0.000 claims description 6
- 238000004026 adhesive bonding Methods 0.000 claims description 5
- 238000003860 storage Methods 0.000 abstract description 4
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 239000003292 glue Substances 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000008092 positive effect Effects 0.000 description 1
Images
Classifications
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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
- B62D25/20—Floors or bottom sub-units
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
- B60K—ARRANGEMENT OR MOUNTING OF PROPULSION UNITS OR OF TRANSMISSIONS IN VEHICLES; ARRANGEMENT OR MOUNTING OF PLURAL DIVERSE PRIME-MOVERS IN VEHICLES; AUXILIARY DRIVES FOR VEHICLES; INSTRUMENTATION OR DASHBOARDS FOR VEHICLES; ARRANGEMENTS IN CONNECTION WITH COOLING, AIR INTAKE, GAS EXHAUST OR FUEL SUPPLY OF PROPULSION UNITS IN VEHICLES
- B60K1/00—Arrangement or mounting of electrical propulsion units
- B60K1/04—Arrangement or mounting of electrical propulsion units of the electric storage means for propulsion
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
- B60K—ARRANGEMENT OR MOUNTING OF PROPULSION UNITS OR OF TRANSMISSIONS IN VEHICLES; ARRANGEMENT OR MOUNTING OF PLURAL DIVERSE PRIME-MOVERS IN VEHICLES; AUXILIARY DRIVES FOR VEHICLES; INSTRUMENTATION OR DASHBOARDS FOR VEHICLES; ARRANGEMENTS IN CONNECTION WITH COOLING, AIR INTAKE, GAS EXHAUST OR FUEL SUPPLY OF PROPULSION UNITS IN VEHICLES
- B60K1/00—Arrangement or mounting of electrical propulsion units
- B60K1/04—Arrangement or mounting of electrical propulsion units of the electric storage means for propulsion
- B60K2001/0405—Arrangement or mounting of electrical propulsion units of the electric storage means for propulsion characterised by their position
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- Engineering & Computer Science (AREA)
- Chemical & Material Sciences (AREA)
- Combustion & Propulsion (AREA)
- Transportation (AREA)
- Mechanical Engineering (AREA)
- Arrangement Or Mounting Of Propulsion Units For Vehicles (AREA)
- Body Structure For Vehicles (AREA)
Abstract
The invention discloses an integrated vehicle body structure integrated with a battery pack shell, which comprises a chassis frame, a first threshold plate, a second threshold plate, an upper panel and a lower panel, wherein the chassis frame is provided with a first opening and a second opening; the chassis frame comprises a vehicle head part, a vehicle tail part and a vehicle seat part for storing a battery; the car seat is provided with a cross beam, the first threshold plate is fixedly connected to the left side and the right side of the car seat, the upper panel and the lower panel are respectively fixed to the upper side and the lower side of the car seat, and the first threshold plate, the second threshold plate, the upper panel and the lower panel form a closed cavity. The integrated vehicle body structure of the integrated battery pack shell is convenient to use, integrates the seat part and the power battery into a whole, and reduces the vehicle body structure and the vehicle width space occupied by the vehicle body and battery shell connecting structure to the maximum extent on the premise of meeting the requirement of collision performance; the electric vehicle body structure can fully use the space between the front wheel and the rear wheel for power battery arrangement, and the storage density of the whole vehicle in unit volume is improved.
Description
Technical Field
The invention relates to the technical field of new energy automobiles, in particular to an integrated automobile body structure integrated with a battery pack shell.
Background
Compared with a common electric vehicle structure, the power battery shell and the vehicle body are independently developed as two independent systems. The battery can shell is connected with the vehicle body framework in a screwing mode. Due to the limitation of a vehicle body structure or a connection structure, the width of the power battery pack shell is only 1250mm or so. For a standard battery module with a length of 590mm, the width of the battery pack shell at least needs to be more than 1370 mm. Therefore, how to improve the space utilization rate of the power battery arranged in the width direction of the whole vehicle is a problem that electric vehicle platforms of various host plants are considered at present.
Meanwhile, the requirement for the gap between the upper shell of the power battery and the floor of the vehicle is generally more than 20mm, so that the height of the vehicle body of the conventional pure electric vehicle is difficult to reach below 1500mm on the premise of meeting the requirement for leaving the ground.
Based on the situation, the invention provides an integrated vehicle body structure integrated with a battery pack shell, which can effectively solve the problems.
Disclosure of Invention
The invention aims to provide an integrated vehicle body structure integrated with a battery pack shell. The integrated vehicle body structure of the integrated battery pack shell is simple in structure and convenient to use, the seat part and the power battery are integrated, and the vehicle body structure and the vehicle width space occupied by the vehicle body and battery shell connecting structure are reduced to the maximum extent on the premise of meeting the requirement of collision performance; the electric vehicle body structure can fully use the space between the front wheel and the rear wheel for power battery arrangement, and the storage density of the whole vehicle in unit volume is improved.
The invention is realized by the following technical scheme:
an integrated vehicle body structure integrating a battery pack shell comprises a chassis frame, a first threshold plate, a second threshold plate, an upper panel and a lower panel;
the chassis frame comprises a vehicle head part, a vehicle tail part and a vehicle seat part for storing a battery; the car seat part is provided with a cross beam, the first threshold plate and the second threshold plate are fixedly connected to the left side and the right side of the car seat part respectively, the upper panel and the lower panel are fixed to the upper side and the lower side of the car seat part respectively, and the first threshold plate, the second threshold plate, the upper panel and the lower panel form a closed cavity.
The invention aims to provide an integrated vehicle body structure integrated with a battery pack shell. The integrated vehicle body structure of the integrated battery pack shell is simple in structure and convenient to use, the seat part and the power battery are integrated, and the vehicle body structure and the vehicle width space occupied by the vehicle body and battery shell connecting structure are reduced to the maximum extent on the premise of meeting the requirement of collision performance; the electric vehicle body structure can fully use the space between the front wheel and the rear wheel for power battery arrangement, and the storage density of the whole vehicle in unit volume is improved.
Preferably, the first and second threshold plates are both high strength steel or ultra high strength steel.
Preferably, the upper panel and the lower panel are both made of high-strength steel or ultra-high-strength steel.
Preferably, the number of the beams is 4, and the distance between each beam is equal.
Preferably, the upper panel, the first threshold plate and the second threshold plate are connected through welding or glue bonding; the lower panel is connected with the first threshold plate and the second threshold plate through welding or glue bonding.
Compared with the prior art, the invention has the following advantages and beneficial effects:
the integrated vehicle body structure of the integrated battery pack shell is simple in structure and convenient to use, the seat part and the power battery are integrated, and the vehicle body structure and the vehicle width space occupied by the vehicle body and battery shell connecting structure are reduced to the maximum extent on the premise of meeting the requirement of collision performance. The width of the battery pack shell can be increased to more than 1400mm, the arrangement requirements of power battery modules of different models such as 390 and 590 are met, the space requirement of the whole car in the car arrangement height direction can be reduced to the maximum extent, and the car height requirement of the sedan car can be easily met; the electric vehicle body structure can fully use the space between the front wheel and the rear wheel for power battery arrangement, and the storage density of the whole vehicle in unit volume is improved.
Drawings
FIG. 1 is a schematic structural diagram of the present invention.
Detailed Description
In order that those skilled in the art will better understand the technical solutions of the present invention, the following description of the preferred embodiments of the present invention is provided in conjunction with specific examples, but it should be understood that the drawings are for illustrative purposes only and should not be construed as limiting the patent; for the purpose of better illustrating the embodiments, certain features of the drawings may be omitted, enlarged or reduced, and do not represent the size of an actual product; it will be understood by those skilled in the art that certain well-known structures in the drawings and descriptions thereof may be omitted. The positional relationships depicted in the drawings are for illustrative purposes only and are not to be construed as limiting the present patent.
Example 1:
as shown in fig. 1, an integrated vehicle body structure integrating a battery pack case includes a chassis frame 1, a first rocker panel 2, a second rocker panel 3, an upper panel 4, and a lower panel 5;
the chassis frame 1 comprises a vehicle head part, a vehicle tail part and a vehicle seat part for storing batteries; the saddle portion is equipped with the crossbeam, first threshold board 2, second threshold board 3 are fixed connection respectively in the saddle portion left and right sides, both sides about the saddle portion are fixed respectively to top panel 4 and lower panel 5, first threshold board 2, second threshold board 3, top panel 4 and panel 5 down form an airtight cavity.
Example 2:
as shown in fig. 1, an integrated vehicle body structure integrating a battery pack case includes a chassis frame 1, a first rocker panel 2, a second rocker panel 3, an upper panel 4, and a lower panel 5;
the chassis frame 1 comprises a vehicle head part, a vehicle tail part and a vehicle seat part for storing batteries; the saddle portion is equipped with crossbeam 6, first threshold board 2, second threshold board 3 are fixed connection respectively in the saddle portion left and right sides, both sides about the saddle portion are fixed respectively to top panel 4 and lower panel 5, first threshold board 2, second threshold board 3, top panel 4 and panel 5 down form a closed cavity.
Further, in another embodiment, the first and second rocker panels 2 and 3 are both high strength steel or ultra high strength steel.
Through the structure, the sufficient supporting strength is provided for the impact energy in the forward direction of the whole vehicle. It is ensured that the rocker panel assembly does not deform during a collision, or the amount of deformation is within an allowable target value range.
Further, in another embodiment, the upper panel 4 and the lower panel 5 are both high strength steel or ultra high strength steel.
The strength requirements of the upper shell and the lower shell of the battery pack are met through the structure, and meanwhile, the bearing requirements of personnel in a passenger compartment are met.
Further, in another embodiment, the number of the beams 6 is 4, and the distance between each beam 6 is equal.
Through the reasonable position of placing the crossbeam, ensure that seat crossbeam 6 satisfies seat mounting point and bears rigidity and seat mounting point intensity requirement.
Further, in another embodiment, the upper panel 4 and the first and second rocker panels 2 and 3 are connected by welding or glue; the lower panel 5 is connected with the first threshold plate 2 and the second threshold plate 3 through welding or glue bonding.
The lap joint face is sealed and processed to form a closed battery pack shell, and the battery module arrangement requirement is met.
According to the description and the drawings of the invention, the person skilled in the art can easily manufacture or use the integrated battery pack case body structure of the invention and can produce the positive effects described in the invention.
Unless otherwise specified, in the present invention, if there is an orientation or positional relationship indicated by terms of "length", "width", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", "clockwise", "counterclockwise", "axial", "radial", "circumferential", etc., based on the orientation or positional relationship shown in the drawings, it is only for convenience of describing the present invention and simplifying the description, rather than to indicate or imply that the device or element so referred to must have a particular orientation, be constructed and operated in a particular orientation, therefore, the terms describing orientation or positional relationship in the present invention are for illustrative purposes only, and should not be construed as limiting the present patent, specific meanings of the above terms can be understood by those of ordinary skill in the art in light of the specific circumstances in conjunction with the accompanying drawings.
Unless expressly stated or limited otherwise, the terms "disposed," "connected," and "connected" are used broadly and encompass, for example, being fixedly connected, detachably connected, or integrally connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meanings of the above terms in the present invention can be understood in specific cases to those skilled in the art.
The above description is only a preferred embodiment of the present invention, and is not intended to limit the present invention in any way, and all simple modifications and equivalent variations of the above embodiments according to the technical spirit of the present invention are included in the scope of the present invention.
Claims (5)
1. The utility model provides an integrated automobile body structure of integrated battery package casing which characterized in that: comprises a chassis frame (1), a first threshold plate (2), a second threshold plate (3), an upper panel (4) and a lower panel (5);
the chassis frame (1) comprises a vehicle head part, a vehicle tail part and a vehicle seat part for storing batteries; the car seat portion is equipped with crossbeam (6), fixed connection is in the car seat portion left and right sides respectively for first threshold board (2), second threshold board (3), both sides about the car seat portion are fixed respectively in top panel (4) and lower panel (5), first threshold board (2), second threshold board (3), top panel (4) and lower panel (5) form an airtight cavity.
2. The integrated battery pack case body structure according to claim 1, characterized in that: the first threshold plate (2) and the second threshold plate (3) are both made of high-strength steel or ultrahigh-strength steel.
3. The integrated battery pack case body structure according to claim 1, characterized in that: the upper panel (4) and the lower panel (5) are both made of high-strength steel or ultrahigh-strength steel.
4. The integrated battery pack case body structure according to claim 1, characterized in that: the number of the cross beams (6) is 4, and the distance between every two cross beams (6) is equal.
5. The integrated battery pack case body structure according to claim 1, characterized in that: the upper panel (4), the first threshold plate (2) and the second threshold plate (3) are connected through welding or glue bonding; the lower panel (5), the first threshold plate (2) and the second threshold plate (3) are connected through welding or glue bonding.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202011612423.0A CN112744063A (en) | 2020-12-30 | 2020-12-30 | Integrated vehicle body structure of integrated battery package casing |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202011612423.0A CN112744063A (en) | 2020-12-30 | 2020-12-30 | Integrated vehicle body structure of integrated battery package casing |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN112744063A true CN112744063A (en) | 2021-05-04 |
Family
ID=75649788
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202011612423.0A Withdrawn CN112744063A (en) | 2020-12-30 | 2020-12-30 | Integrated vehicle body structure of integrated battery package casing |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN112744063A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| GB2604010A (en) * | 2020-12-07 | 2022-08-24 | Porsche Ag | Body floor for a battery electric vehicle |
-
2020
- 2020-12-30 CN CN202011612423.0A patent/CN112744063A/en not_active Withdrawn
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| GB2604010A (en) * | 2020-12-07 | 2022-08-24 | Porsche Ag | Body floor for a battery electric vehicle |
| GB2604010B (en) * | 2020-12-07 | 2023-04-12 | Porsche Ag | Body floor for a battery electric vehicle |
| US11820219B2 (en) | 2020-12-07 | 2023-11-21 | Dr. Ing. H. C. F. Porsche Ag | Body floor for a battery electric vehicle |
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|---|---|---|---|
| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| CB02 | Change of applicant information |
Address after: 314500 988 Tong Tong Road, Wu Tong Street, Tongxiang, Jiaxing, Zhejiang Applicant after: United New Energy Automobile Co.,Ltd. Address before: 314500 988 Tong Tong Road, Wu Tong Street, Tongxiang, Jiaxing, Zhejiang Applicant before: Hozon New Energy Automobile Co., Ltd. Address after: 314500 988 Tong Tong Road, Wu Tong Street, Tongxiang, Jiaxing, Zhejiang Applicant after: Hozon New Energy Automobile Co., Ltd. Address before: 314500 988 Tong Tong Road, Wu Tong Street, Tongxiang, Jiaxing, Zhejiang Applicant before: Hozon New Energy Automobile Co., Ltd. |
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| CB02 | Change of applicant information | ||
| WW01 | Invention patent application withdrawn after publication |
Application publication date: 20210504 |
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| WW01 | Invention patent application withdrawn after publication |