CN103183053B - The front deck steel frame construction of electric automobile and front deck - Google Patents
The front deck steel frame construction of electric automobile and front deck Download PDFInfo
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- CN103183053B CN103183053B CN201110443819.1A CN201110443819A CN103183053B CN 103183053 B CN103183053 B CN 103183053B CN 201110443819 A CN201110443819 A CN 201110443819A CN 103183053 B CN103183053 B CN 103183053B
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- lateral connection
- front deck
- connection beam
- electric automobile
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Abstract
The front deck steel frame construction of a kind of electric automobile of disclosure, wherein, left by front deck, the critical pieces such as right vertical beam and lateral connection beam framework constitute the front deck steel frame construction of electric automobile, and be combined the levels structure further defining cabin of electric automobile with subframe by this front deck steel frame construction, superstructure is used for installing motor controller, converter, DC-AC converter, each generic module such as charger, avoid these module arrangement front or behind at power assembly, thus energy-absorbing space when hitting before adding vehicle, improve vehicle safety performance；Understructure is used for installing motor and change speed gear box, it is to avoid the suspending apparatus of power assembly is because being necessarily mounted on longeron to be formed cantilever beam structure and the danger that causes intensity too low, and the position for suspending apparatus provides space flexibly.
Description
Technical field
The present invention relates to the front cabin structure of a kind of electric automobile, more particularly, it relates to the front deck steel frame construction of a kind of electric automobile and comprise the front deck of this steel frame construction.
Background technology
The front deck of electric automobile is compared with orthodox car, there is problems in that first, compared with orthodox car, electric automobile adds number of modules, each generic modules such as such as motor control module, converter, DC-AC converter, charger, if these modules are arranged on the front or behind of power assembly, the collision energy-absorbing space of vehicle will be greatly reduced；Secondly, the motor of electric automobile and the volume of change speed gear box are little compared with the volume of conventional truck internal combustion engine and change speed gear box, distant to longeron of suspending apparatus, if suspending apparatus is directly installed on longeron as conventional truck, suspending apparatus support is the formation of cantilever beam, and intensity will be very weak.Therefore, electric automobile is not suitable for directly continuing to use the front cabin structure of orthodox car.
No. 201010229665.1 application for a patent for invention that on October 20th, 2010 announces, disclose the front cabin structure of a kind of electric automobile, see Fig. 1 to Fig. 6 of this patent application, it includes front deck nacelle, it is arranged on the longitudinal beam (12) of front deck nacelle both sides and front, after, left, right four suspensions (7, 9, 11, 2), front-suspension is fixed on the water tank cross beam below front deck nacelle (28) by front-suspension bracket, rear-suspending is fixed on the rear end of front deck nacelle by rear suspension bracket, left suspension and right suspension are fixed on a left side respectively through left mounting bracket and right mounting bracket, on the described longitudinal beam (12) of right both sides, the upper vertical of described longitudinal beam is provided with parallel installation crossbeam (18, 19), described installation crossbeam is provided with change speed gear box and electric component, right mounting bracket is provided with main drive motor and power transmission shaft intermediate support, water tank cross beam below described front deck nacelle is provided with electric air-conditioning compressor by electric compressor support.The technical scheme of this patent application proposes, and installs crossbeam (18,19) by two and is fixedly attached on longitudinal beam (12) by the crossbeam mounting bracket of end.The technical scheme of this patent application is to utilize front deck space and the framework of conventional fuel oil car, by the installation crossbeam (18,19) on the upside of longitudinal beam (12) and longitudinal beam, and the component such as the series installation support on the upside of installation crossbeam, form upper and lower layered arrangement structure, to seek to reach each parts of balanced layout, make full use of the purpose in space.
But the technology of document disclosed above fails to be fully solved the front deck structural design aspect Problems existing of previously mentioned electric automobile.
Summary of the invention
It is an object of the invention to provide the front deck steel frame construction of a kind of electric automobile, the problem that this structure can solve the front deck structural design aspect of previously mentioned electric automobile well, and also the lateral stiffness of cabin of electric automobile can be increased, thus improve vehicle performance performance further.
To achieve these goals, the present invention proposes following technical scheme.
A kind of front deck steel frame construction of electric automobile, comprising: along the left longeron of front deck of car body longitudinal extension and front deck right vertical beam, and it is arranged at the lateral connection beam framework between the left longeron of described front deck and front deck right vertical beam, described lateral connection beam framework includes at least two lateral connection beams and the longitudinally connected beam of plural bar being connected between described lateral connection beam, the two ends of described lateral connection beam are fixing with the left longeron of described front deck and front deck right vertical beam respectively to be connected, and on described lateral connection beam framework, it is connected with dynamic assembly suspension device support and multiple module mounting bracket.
Further, the lateral connection beam of described lateral connection beam framework and/or longitudinally connected beam are to be made up of straight beam or the camber beam with radian.
Further, the lateral connection beam of described lateral connection beam framework and longitudinally connected beam are arranged in same level.
Further, the two ends of the lateral connection beam of described lateral connection beam framework have been respectively fixedly connected with longeron and have connected support, and described longeron connects support and is soldered or is bolted on described front deck longeron.
Further, between described lateral connection beam and longitudinally connected beam, and/or it is connected between support at described lateral connection beam with described longeron, is fixedly connected with steelframe reinforcement further.
Further, in described lateral connection beam, the two ends of the lateral connection beam of forward side are respectively fixedly connected with dynamic assembly suspending apparatus support.
The present invention also provides for the front cabin structure of a kind of electric automobile, it includes front deck steel frame construction and is arranged at the subframe below described front deck steel frame construction, described front deck steel frame construction includes: the left longeron of front deck along car body longitudinal extension and front deck right vertical beam, and it is arranged at the lateral connection beam framework between the left longeron of described front deck and front deck right vertical beam, described lateral connection beam framework includes at least two lateral connection beams and the longitudinally connected beam of plural bar being connected between described lateral connection beam, the two ends of described lateral connection beam are fixing with the left longeron of described front deck and front deck right vertical beam respectively to be connected, and on described lateral connection beam framework, it is connected with dynamic assembly suspension device support and multiple module mounting bracket；Described subframe is fixing with the front and back ends of the left longeron of described front deck and front deck right vertical beam respectively to be connected, so that the front cabin structure of described electric automobile forms the Dual-layer structure being boundary with described lateral connection beam framework.
Further, the lateral connection beam of described lateral connection beam framework and/or longitudinally connected beam are to be made up of straight beam or the camber beam with radian.
Further, the lateral connection beam of described lateral connection beam framework and longitudinally connected beam are arranged in same level.
Further, the two ends of the lateral connection beam of described lateral connection beam framework have been respectively fixedly connected with longeron and have connected support, and described longeron connects support and is soldered or is bolted on described front deck longeron.
Further, between described lateral connection beam and longitudinally connected beam, and/or it is connected between support at described lateral connection beam with described longeron, is fixedly connected with steelframe reinforcement further.
Further, in described lateral connection beam, the two ends of the lateral connection beam of forward side are respectively fixedly connected with dynamic assembly suspending apparatus support.
Further, the superstructure above described lateral connection beam framework is provided with multiple modules such as motor controller, converter, DC-AC converter, charger.
Further, the understructure below described lateral connection beam framework is provided with motor and change speed gear box.
As mentioned above, the present invention is constituted the front deck steel frame construction of electric automobile by critical pieces such as the left and right longeron of front deck and lateral connection beam frameworks, and the levels structure of cabin of electric automobile is further defined by described front deck steel frame construction and subframe, superstructure is used for installing each generic modules such as motor controller, converter, DC-AC converter, charger, avoid these module arrangement front or behind at power assembly, thus energy-absorbing space when hitting before adding vehicle, improve vehicle safety performance；Understructure is used for installing motor and change speed gear box (power assembly), it is to avoid the suspending apparatus of power assembly is because being necessarily mounted on longeron to be formed cantilever beam structure and the danger that causes intensity too low, and the position for suspending apparatus provides space flexibly.The present invention's is simple for structure, easy for installation, and manufacturing cost is relatively low, can be effectively improved the handling of security performance that vehicle just hitting, the intensity of dynamic assembly suspension point and vehicle, be more suitable for the application of electric automobile.
Accompanying drawing explanation
Fig. 1 is the three-dimensional combination figure of the front deck steel frame construction of the electric automobile of the present invention.
Fig. 2 is the three-dimensional exploded view of the front deck steel frame construction of the electric automobile of the present invention.
Fig. 3 is the axonometric chart of an embodiment of the lateral connection beam framework in the present invention.
Fig. 4 is the axonometric chart of another embodiment of the lateral connection beam framework in the present invention.
Fig. 5 is the three-dimensional combination figure of the front cabin structure of the electric automobile of the present invention.
Fig. 6 is the axonometric chart that the front cabin structure of the electric automobile of the present invention is combined with vehicle body.
Fig. 7 is the scheme of installation of the front deck understructure in the present invention.
Fig. 8 is the scheme of installation of the front deck superstructure in the present invention.
Fig. 9 is the schematic perspective view after the front cabin structure of the electric automobile of the present invention is combined and installs modules with vehicle body.
The element being listed below in figure representated by element numbers or structure.
| 100 | Front deck steel frame construction | 1 | The left longeron of front deck |
| 2 | Front deck right vertical beam | 3 | Lateral connection beam framework |
| 4 | Bolt | 5 | Lateral connection beam |
| 6 | Longitudinally connected beam | 7 | Dynamic assembly suspension device support |
| 8 | Motor vehicle module mounting bracket | 9 | Longeron connects support |
| 10 | Steelframe reinforcement | 200 | Subframe |
| 300 | Vehicle body | 400 | Superstructure |
| 500 | Understructure |
Detailed description of the invention
The specific embodiment of the present invention is described in detail below in conjunction with accompanying drawing.
Easy to understand, according to technical scheme, under the connotation not changing the present invention, one of ordinary skill in the art can propose various structures mode and the implementation that can mutually replace.Therefore, detailed description below and accompanying drawing are only the exemplary illustrations to technical scheme, and are not to be construed as the whole of the present invention or are considered as defining or limiting technical solution of the present invention.
The orientation term such as upper and lower, forward and backward mentioned in this specification is to be defined relative to the element shown in each accompanying drawing, and they are relative concepts, it is therefore possible to can residing for it diverse location, different use state and correspondingly change.So, also these or other orientation term should be construed to restricted term.
Refer to shown in Fig. 1 and Fig. 2, the front deck steel frame construction 100 of electric automobile provided by the invention, it includes the left longeron 1 of front deck and the front deck right vertical beam 2 that extend along the car body longitudinal direction of electric automobile and vehicle body front and rear direction, it is arranged at the lateral connection beam framework 3 between the left longeron 1 of front deck and front deck right vertical beam 2, and this lateral connection beam framework 3 is fixedly attached to the multiple bolts 4 on the left and right longeron of front deck 1,2.
Refer to Fig. 3, in one embodiment, this lateral connection beam framework 3 includes two lateral connection beams 5 and the longitudinally connected beam 6 of plural bar being connected between these two lateral connection beams 5, these lateral connection beams 5 and/or longitudinally connected beam 6 can be made up of straight beam, it is also possible to the camber beam with radian makes.A plurality of longitudinally connected beam 6 is welded between two lateral connection beams 5, and these lateral connection beams 5 and longitudinally connected beam 6 are arranged in same level.In another embodiment, it is also possible to more a plurality of lateral connection beam 5 is set, for instance in the embodiment shown in Fig. 4, it is provided with three lateral connection beams 5, to promote the mechanical strength of this lateral connection beam framework 3 further.
Please continue to refer to Fig. 3, the two ends of the lateral connection beam 5 of lateral connection beam framework 3 have been respectively fixedly connected with longeron and have connected support 9, connect support 9 and the left longeron 1 of front deck and the welding of front deck right vertical beam 2 phase by this longeron or bolt is connected, so that the two ends of lateral connection beam 5 are fixing with the left longeron 1 of front deck and front deck right vertical beam 2 respectively.This lateral connection beam framework 3 is connected with dynamic assembly suspension device support 7 and multiple module mounting bracket 8.In the embodiment shown in fig. 3, dynamic assembly suspension device support 7 is soldered and is arranged in two lateral connection beams 5 two ends of the lateral connection beam of forward side, and be connected support 9 with longeron adjacent, multiple module mounting brackets 8 are then arranged on two lateral connection beams 5 and longitudinally connected beam 6 by interval welding respectively.
Further, between this lateral connection beam 5 and longitudinally connected beam 6, and/or it is connected between support 9 at lateral connection beam 5 with longeron, is fixedly connected with steelframe reinforcement 10 further.In the embodiment shown in fig. 3, steelframe reinforcement 10 is welded on lateral connection beam 5 and is connected with longeron between support 9, three's configuration triangular in shape.
Refer to shown in Fig. 5, the front end of the arranged on left and right sides of subframe 200, rear end are bolted to connection with the front end of left and right longeron of front deck steel frame construction 100, rear end respectively, and make front deck steel frame construction 100 and subframe 200 be connected to one, thus defining the front cabin structure of electric automobile.Fig. 6 then show further and comprises aforementioned front deck steel frame construction 100 and be bolted further with the front cabin structure of subframe 200 or weld and be combined as a whole with vehicle body 300, define with the lateral connection beam framework 3 of this front deck steel frame construction 100 be interfacial surface superstructure 400 and understructure 500.
Shown in Fig. 7, Fig. 8 and Fig. 9, being provided with multiple modules such as motor controller, converter, DC-AC converter, charger in superstructure 400 above lateral connection beam framework 3, these multiple modules are fixedly installed in the module mounting bracket 8 of this lateral connection beam framework 3 respectively.Being provided with motor and change speed gear box in understructure 500 below this lateral connection beam framework 3, they are fixed on dynamic assembly suspension device support 7.
As described above in Example, the present invention is constituted the front deck steel frame construction 100 of electric automobile by critical pieces such as the left and right longeron 1,2 of front deck and lateral connection beam frameworks 3, and the levels structure of cabin of electric automobile is further defined by front deck steel frame construction 100 and subframe 200, superstructure is used for installing each generic modules such as motor controller, converter, DC-AC converter, charger, avoid these module arrangement front or behind at power assembly, thus energy-absorbing space when hitting before adding vehicle, improve vehicle safety performance；Understructure is then used for installing motor and change speed gear box (power assembly), it is to avoid the suspending apparatus of power assembly is because being necessarily mounted on longeron to be formed cantilever beam structure and the danger that causes intensity too low, and the position for suspending apparatus provides space flexibly.Compared with prior art, the present invention's is simple for structure, easy for installation, and manufacturing cost is relatively low, can be effectively improved the handling of security performance that vehicle just hitting, the intensity of dynamic assembly suspension point and vehicle, be adapted on electric automobile and apply.
Claims (12)
1. the front deck steel frame construction of an electric automobile, it is characterized in that, it includes the left longeron of front deck along car body longitudinal extension and front deck right vertical beam, and it is arranged at the lateral connection beam framework between the left longeron of described front deck and front deck right vertical beam, described lateral connection beam framework includes at least two lateral connection beams and the longitudinally connected beam of plural bar being arranged between described lateral connection beam, the two ends of described lateral connection beam are fixing with the left longeron of described front deck and front deck right vertical beam respectively to be connected, and on described lateral connection beam framework, it is connected with dynamic assembly suspension device support and multiple module mounting bracket, the two ends of the lateral connection beam of described lateral connection beam framework have been respectively fixedly connected with longeron and have connected support, so that described lateral connection beam framework is configured to close frame-shaped construction, described longeron connects support and is soldered or is bolted on described front deck longeron.
2. the front deck steel frame construction of electric automobile as claimed in claim 1, it is characterised in that the lateral connection beam of described lateral connection beam framework and/or longitudinally connected beam are to be made up of straight beam or the camber beam with radian.
3. the front deck steel frame construction of electric automobile as claimed in claim 1, it is characterised in that lateral connection beam and the longitudinally connected beam of described lateral connection beam framework are arranged in same level.
4. the front deck steel frame construction of electric automobile as claimed in claim 1, it is characterised in that between described lateral connection beam and longitudinally connected beam, and/or be connected between support at described lateral connection beam with described longeron, be fixedly connected with steelframe reinforcement further.
5. the front deck steel frame construction of electric automobile as claimed in claim 1, it is characterised in that the two ends of the lateral connection beam of forward side are respectively fixedly connected with dynamic assembly suspending apparatus support in described lateral connection beam.
6. the front cabin structure of an electric automobile, it includes front deck steel frame construction and is arranged at the subframe below described front deck steel frame construction, it is characterized in that, described front deck steel frame construction includes: the left longeron of front deck along car body longitudinal extension and front deck right vertical beam, and it is arranged at the lateral connection beam framework between the left longeron of described front deck and front deck right vertical beam, described lateral connection beam framework includes at least two lateral connection beams and the longitudinally connected beam of plural bar being connected between described lateral connection beam, the two ends of described lateral connection beam are fixing with the left longeron of described front deck and front deck right vertical beam respectively to be connected, and on described lateral connection beam framework, it is connected with dynamic assembly suspension device support and multiple module mounting bracket, the two ends of the lateral connection beam of described lateral connection beam framework have been respectively fixedly connected with longeron and have connected support, so that described lateral connection beam framework is configured to close frame-shaped construction, described longeron connects support and is soldered or is bolted on described front deck longeron；Described subframe is fixing with the front and back ends of the left longeron of described front deck and front deck right vertical beam respectively to be connected, so that the front cabin structure of described electric automobile forms the Dual-layer structure with described lateral connection beam framework for boundary.
7. the front cabin structure of electric automobile as claimed in claim 6, it is characterised in that the lateral connection beam of described lateral connection beam framework and/or longitudinally connected beam are to be made up of straight beam or the camber beam with radian.
8. the front cabin structure of electric automobile as claimed in claim 6, it is characterised in that lateral connection beam and the longitudinally connected beam of described lateral connection beam framework are arranged in same level.
9. the front cabin structure of electric automobile as claimed in claim 6, it is characterised in that between described lateral connection beam and longitudinally connected beam, and/or be connected between support at described lateral connection beam with described longeron, be fixedly connected with steelframe reinforcement further.
10. the front cabin structure of electric automobile as claimed in claim 6, it is characterised in that the two ends of the lateral connection beam of forward side are respectively fixedly connected with dynamic assembly suspending apparatus support in described lateral connection beam.
11. the front cabin structure of the electric automobile as described in one of claim 7 to 10, it is characterised in that be provided with motor controller, converter, DC-AC converter, charger module in the superstructure above described lateral connection beam framework.
12. the front cabin structure of the electric automobile as described in one of claim 7 to 10, it is characterised in that be provided with motor and change speed gear box in the understructure below described lateral connection beam framework.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201110443819.1A CN103183053B (en) | 2011-12-27 | 2011-12-27 | The front deck steel frame construction of electric automobile and front deck |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201110443819.1A CN103183053B (en) | 2011-12-27 | 2011-12-27 | The front deck steel frame construction of electric automobile and front deck |
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| Publication Number | Publication Date |
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| CN103183053A CN103183053A (en) | 2013-07-03 |
| CN103183053B true CN103183053B (en) | 2016-06-29 |
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| CN201110443819.1A Active CN103183053B (en) | 2011-12-27 | 2011-12-27 | The front deck steel frame construction of electric automobile and front deck |
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| CN103569210A (en) * | 2013-11-19 | 2014-02-12 | 重庆长安汽车股份有限公司 | Novel front cabin skeleton structure of electric automobile |
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| CN103183053A (en) | 2013-07-03 |
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