CN106627081A - Electric vehicle chassis - Google Patents
Electric vehicle chassis Download PDFInfo
- Publication number
- CN106627081A CN106627081A CN201611050784.4A CN201611050784A CN106627081A CN 106627081 A CN106627081 A CN 106627081A CN 201611050784 A CN201611050784 A CN 201611050784A CN 106627081 A CN106627081 A CN 106627081A
- Authority
- CN
- China
- Prior art keywords
- plate
- longeron
- pair
- upper cover
- electric automobile
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Pending
Links
- 239000000725 suspension Substances 0.000 claims description 26
- 238000009434 installation Methods 0.000 claims description 12
- 230000005484 gravity Effects 0.000 abstract description 3
- 230000010354 integration Effects 0.000 abstract 1
- 238000005516 engineering process Methods 0.000 description 2
- 230000000739 chaotic effect Effects 0.000 description 1
- 238000011109 contamination Methods 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000004134 energy conservation Methods 0.000 description 1
- 230000007613 environmental effect Effects 0.000 description 1
- 238000003912 environmental pollution Methods 0.000 description 1
- 239000002360 explosive Substances 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000001681 protective effect Effects 0.000 description 1
- 238000003466 welding Methods 0.000 description 1
Classifications
-
- 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
- B60K2001/0438—Arrangement under the floor
Abstract
The invention provides an electric vehicle chassis comprising a chassis body, a battery module and a bottom plate. The chassis body comprises a pair of parallel longitudinal beams opposite to each other and a plurality of suspended supporting plates located between the longitudinal beams. the battery module comprises a battery assembly and a containing structure for containing the battery assembly, the containing structure comprises an upper cover plate and a lower cover plate, the upper cover plate is fixed to the suspended supporting plates, the bottom plate is arranged at the bottom ends of the longitudinal beams, and the lower cover plate abuts against the bottom plate. According to the electric vehicle chassis, the battery assembly is contained in the containing structure in a modular mode, the upper cover plate of the containing structure is fixed to the suspended supporting plates, the gravity of the battery assembly is borne by the suspended supporting plates and the pair of longitudinal beams, the stress of the bottom plate is reduced, and safety performance is high. Besides, the battery assembly is disposed in the inner structure of the chassis, integration of the battery assembly and the chassis is achieved, and the requirement for light weight is met.
Description
【Technical field】
The present invention relates to electric vehicle engineering field, more particularly to a kind of electric automobile chassis.
【Background technology】
Under the pressure of energy crisis and problem of environmental pollution, safe and environment-friendly, energy-conservation has become the master of current development of automobile
Topic, electric automobile is near several by traffic, the great attention of energy sector and support because of the free of contamination advantage of its energy-saving and environmental protection
Year, new-energy automobile industry has welcome explosive growth.Battery is the core of electric automobile, is also automobile engineering and power engineering
The comprehensive embodiment of technology, existing electric automobile chassis are mainly the traditional power such as removal of engine on traditional automobile chassis
System, battery case of the carry equipped with battery, the modularization of battery is difficult in groups, and battery modules arrangement is chaotic, there is peace
Full hidden danger, and carry that the bottom slab stress of battery modules is larger, the intensity of base plate is difficult to ensure that, easily deforms.
In consideration of it, real be necessary to provide a kind of new electric automobile chassis to overcome disadvantages described above.
【The content of the invention】
It is an object of the invention to provide a kind of battery modules modularization, bottom slab stress reduce and battery modules and chassis one
The electric automobile chassis of change.
To achieve these goals, the present invention provides a kind of electric automobile chassis, including chassis body, battery module and bottom
Plate；The chassis body includes a pair of parallel and relative longeron and the multiple suspension strut plates between a pair of longerons, institute
Battery module is stated including battery modules and the installation structure of the battery modules is housed, the installation structure include upper cover plate and under
Cover plate, the upper cover plate is fixed on the suspension strut plate, and the base plate is arranged at the bottom of the longeron and the lower cover
Plate is resisted against on the base plate.
In a preferred embodiment, the suspension strut plate it is evenly spaced be arranged at it is between a pair of longerons and described
Suspension strut plate is vertical with the longeron, and the suspension strut plate is additionally provided with multiple bolts hole, and the upper cover plate passes through bolt
The suspension strut plate is fixed on through the bolt hole.
In a preferred embodiment, the chassis body also includes a pair of beams, and the crossbeam is arranged at a pair and indulges
The two ends of beam and it is fixedly connected with the longeron；The battery module is located between a pair of beams and a pair of longerons.
In a preferred embodiment, the installation structure also includes being located between the upper cover plate and the lower cover
Side plate, the upper cover plate is parallel with the lower cover and relative, the quantity of the side plate for multiple and described side plate perpendicular to
The upper cover plate and the lower cover.
In a preferred embodiment, the upper cover plate, lower cover and side plate are encircled a city receiving space jointly, the battery
Module is contained in the receiving space, and the battery modules are fixed on institute by the bolt through the upper cover plate and lower cover
State in receiving space.
In a preferred embodiment, the quantity of the side plate is 4, and the receiving space is rectangular-shape.
In a preferred embodiment, the longeron includes upper longeron and lower longeron, and the upper longeron is lower vertical with described
Beam in the vertical direction connects, and the two ends of the suspension strut plate are respectively arranged between the upper longeron and the lower longeron,
The suspension strut plate is fixedly connected with the upper longeron and lower longeron.
In a preferred embodiment, the upper cover plate and lower cover offer the groove of several strips.
Compared to the electric automobile chassis that prior art, the present invention are provided, battery modules are modular to be contained in collecting knot
In structure, and the upper cover plate of installation structure is fixed on the suspension strut plate, and the gravity of battery modules leans on suspension strut plate and
Longeron is born, the stress of base plate is alleviated, security performance is higher；Also, battery modules are arranged in the internal structure on chassis,
Realize battery modules integrated with chassis, meet light-weighted requirement.
【Description of the drawings】
The decomposing schematic representation of the electric automobile chassis that Fig. 1 is provided for the present invention；
The decomposing schematic representation of the chassis body of the electric automobile chassis that Fig. 2 is provided for the present invention；
The decomposing schematic representation of the battery modules of the electric automobile chassis that Fig. 3 is provided for the present invention.
【Specific embodiment】
In order that the purpose of the present invention, technical scheme and Advantageous Effects become apparent from understanding, below in conjunction with accompanying drawing and
Specific embodiment, the present invention will be described in further detail.It should be appreciated that being embodied as described in this specification
Mode is not intended to limit the present invention just for the sake of explaining the present invention.
Fig. 1 is referred to, the present invention provides a kind of electric automobile chassis 100, including chassis body 10, battery module 20 and bottom
Plate 30.
Refer to Fig. 2, the chassis body 10 include a pair of parallel and relative longeron 11 and positioned at a pair of longerons 11 it
Between multiple suspension strut plates 12, the longeron 11 includes upper longeron 111 and lower longeron 112, the upper longeron 111 with it is described under
The in the vertical direction of longeron 112 connects, the two ends of the suspension strut plate 12 be respectively arranged at the upper longeron 111 with it is described under
Between longeron 112, the suspension strut plate 12 is fixedly connected with the upper longeron 111 and lower longeron 112.Specifically, it is described outstanding
Hang gripper shoe 12 to fix with the upper longeron 111 and lower longeron 112 by welding.The present invention is not limited to longeron 11 includes upper indulging
Beam 111 and lower longeron 112, upper longeron 111 and lower longeron 112 can be integrally formed, i.e., longeron 11 is an entirety.
Specifically, the suspension strut plate 12 is evenly spaced is arranged between a pair of longerons 11 and the suspension strut plate
12 is vertical with the longeron 11.In present embodiment, the suspension strut plate 12 is additionally provided with multiple bolts hole 121, the bottom
Disc main body 10 also includes a pair of beams 13, and the crossbeam 13 is arranged at the two ends of a pair of longerons 11 and fixes with the longeron 11 and connects
Connect.
Fig. 3 is referred to, the battery module 20 includes battery modules 21 and houses the installation structure of the battery modules 21
22, the installation structure 22 include upper cover plate 221, lower cover 222 and positioned at the upper cover plate 221 and the lower cover 222 it
Between side plate 223, the upper cover plate 221 is parallel with the lower cover 222 and relative, the quantity of the side plate 223 for multiple and
The side plate 223 is perpendicular to the upper cover plate 221 and the lower cover 222.Specifically, the battery modules 21 include it is multiple simultaneously
The cell of row arrangement, multiple cells are bonded as an entirety after connection in series-parallel by kludge.
Specifically, the common besieged city receiving space of the upper cover plate 221, lower cover 222 and side plate 223, the battery modules
21 are contained in the receiving space, and the battery modules 21 are consolidated by the bolt through the upper cover plate 221 and lower cover 222
In the receiving space.In present embodiment, the quantity of the side plate 223 is 4, and the receiving space is cuboid
Shape.The upper cover plate 221 and lower cover 222 offer the groove 224 of several strips, further mitigate installation structure 22
Quality.
Specifically, the battery module 20 is located between a pair lower longerons 112 and the upper cover plate 221 is fixed on described hanging
Hang in gripper shoe 12.In present embodiment, the upper cover plate 221 is fixed on described outstanding by bolt through the bolt hole 121
Hang gripper shoe 12.The battery module 20 is located between a pair of beams 13 and a pair of longerons 11.
The base plate 30 is arranged at the bottom of the longeron 11, and specifically, the base plate 30 is connected to the lower longeron 112
Bottom, and be secured by bolts on the lower longeron 112, the lower cover 222 of the installation structure 22 is resisted against the bottom
Plate 30.The base plate 30 can prevent battery module 20 from being clashed into during electric automobile during traveling, play a protective role.
The electric automobile chassis 100 that the present invention is provided, battery modules 21 are modular to be contained in installation structure 22, and is received
The upper cover plate 221 for holding structure 22 is fixed on the suspension strut plate 12, the gravity of battery modules 21 by suspension strut plate 12 and
A pair of longerons 11 bear, and alleviate the stress of base plate 30, and security performance is higher；Also, battery modules 21 are arranged at the interior of chassis
In portion's structure, it is integrated with chassis to realize battery modules, meets light-weighted requirement.
The present invention is not restricted to described in specification and embodiment, therefore for the personnel of familiar field
Additional advantage and modification are easily achieved, therefore in the essence of the universal limited without departing substantially from claim and equivalency range
In the case of god and scope, the present invention is not limited to specific details, representational equipment and shown here as the diagram with description
Example.
Claims (8)
1. a kind of electric automobile chassis, it is characterised in that：Including chassis body, battery module and base plate；The chassis body bag
A pair of parallel and relative longeron and the multiple suspension strut plates between a pair of longerons are included, the battery module includes battery
The installation structure of module and the collecting battery modules, the installation structure includes upper cover plate and lower cover, and the upper cover plate is consolidated
On the suspension strut plate, the base plate is arranged at the bottom of the longeron and the lower cover is resisted against the base plate
On.
2. electric automobile chassis as claimed in claim 1, it is characterised in that：The suspension strut plate is evenly spaced to be arranged at
Between a pair of longerons and the suspension strut plate is vertical with the longeron, the suspension strut plate is additionally provided with multiple bolts hole,
The upper cover plate is fixed on the suspension strut plate by bolt through the bolt hole.
3. electric automobile chassis as claimed in claim 2, it is characterised in that：The chassis body also includes a pair of beams, institute
State crossbeam to be arranged at the two ends of a pair of longerons and be fixedly connected with the longeron；The battery module is located at a pair of beams and a pair
Between longeron.
4. electric automobile chassis as claimed in claim 3, it is characterised in that：The installation structure also includes being located at the upper lid
Side plate between plate and the lower cover, the upper cover plate is parallel with the lower cover and relative, and the quantity of the side plate is many
The individual and side plate is perpendicular to the upper cover plate and the lower cover.
5. electric automobile chassis as claimed in claim 4, it is characterised in that：The upper cover plate, lower cover and side plate enclose jointly
City receiving space, the battery modules are contained in the receiving space, the battery modules by through the upper cover plate and
The bolt of lower cover is fixed in the receiving space.
6. electric automobile chassis as claimed in claim 5, it is characterised in that：The quantity of the side plate is 4, described to house empty
Between be rectangular-shape.
7. electric automobile chassis as claimed in claim 1, it is characterised in that：The longeron includes upper longeron and lower longeron, institute
State longeron to be connected with the lower longeron in the vertical direction, the two ends of the suspension strut plate are respectively arranged at the upper longeron
Between the lower longeron, the suspension strut plate is fixedly connected with the upper longeron and lower longeron.
8. electric automobile chassis as claimed in claim 1, it is characterised in that：The upper cover plate and lower cover offer some
The groove of individual strip.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201611050784.4A CN106627081A (en) | 2016-11-24 | 2016-11-24 | Electric vehicle chassis |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201611050784.4A CN106627081A (en) | 2016-11-24 | 2016-11-24 | Electric vehicle chassis |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN106627081A true CN106627081A (en) | 2017-05-10 |
Family
ID=58811905
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201611050784.4A Pending CN106627081A (en) | 2016-11-24 | 2016-11-24 | Electric vehicle chassis |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN106627081A (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111668411A (en) * | 2019-03-08 | 2020-09-15 | 比亚迪股份有限公司 | Battery tray, power battery package and vehicle |
| CN112224003A (en) * | 2019-01-09 | 2021-01-15 | 比亚迪股份有限公司 | Electric vehicle |
| US11955651B2 (en) | 2019-01-09 | 2024-04-09 | Byd Company Limited | Power battery pack and electric vehicle |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN112224003A (en) * | 2019-01-09 | 2021-01-15 | 比亚迪股份有限公司 | Electric vehicle |
| US11955651B2 (en) | 2019-01-09 | 2024-04-09 | Byd Company Limited | Power battery pack and electric vehicle |
| CN111668411A (en) * | 2019-03-08 | 2020-09-15 | 比亚迪股份有限公司 | Battery tray, power battery package and vehicle |
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