CN107571918B - Cabin of electric automobile structure and electric car - Google Patents
Cabin of electric automobile structure and electric car Download PDFInfo
- Publication number
- CN107571918B CN107571918B CN201610516702.4A CN201610516702A CN107571918B CN 107571918 B CN107571918 B CN 107571918B CN 201610516702 A CN201610516702 A CN 201610516702A CN 107571918 B CN107571918 B CN 107571918B
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- vibration damping
- fixedly connected
- stringer
- damping tower
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Abstract
A kind of cabin of electric automobile structure and electric car, the cabin of electric automobile structure include front deck stringer, roof side rail, vibration damping tower are provided between front deck stringer and roof side rail, front deck stringer is fixedly connected with vibration damping tower, and vibration damping tower is fixedly connected with roof side rail；Being fixedly connected between vibration damping tower and roof side rail includes: the first connection and the second connection；At least one of first connection, the second connection connection are as follows: further include connector, be fixedly connected between vibration damping tower and roof side rail by connector；The bonding strength between vibration damping tower and roof side rail can be increased.By the way that third crossbeam is arranged between left vibration damping tower, right vibration damping tower, automobile dash board can be protected.In collision process; especially during the offset collision of automobile front; constraint of the front deck stringer by roof side rail, vibration damping tower; it is easier to maintain axial conquassation deformation; it is not susceptible to vertical or horizontal bending deformation; it can also stop barrier, guarantee the safety for driving personnel in room, protect the battery module under body platform.
Description
Technical field
The present invention relates to automobile technical fields, and in particular to a kind of cabin of electric automobile structure and electric car.
Background technique
The collision of automobile can be divided mainly into head-on crash, side collision and rear-end impact.The collision protection of automobile is most important
Be the safety for protecting interior driver and passenger, therefore, in collision process, the deformation for driving room is the smaller the better.Conventional fuel oil vapour
The body portion of enging cabin can be designed to the structure for absorbing jolt capacity, such as using strong by the head-on crash protection of vehicle
Degree is not extra high steel, or some folds are designed on stringer, enables its quick crumple when being hit, to inhale
Receive Impact energy.
With the development of electric car and universal, reliability is had been to be concerned by more and more people.Electric car relative to
There are more differences in terms of body structure and dynamical system for conventional fuel oil automobile, such as: electric car with respect to fuel-engined vehicle,
Front deck is not due to having the structural members such as engine, so that the free volume of front deck is more, especially rear-guard type electric car, front deck are vertical
Beam can be approximately cantilever beam, i.e. one end of front deck stringer is fixed, and the other end is free end.During frontal crash of vehicles, especially
During it is automobile front offset collision (Offset Deformable Barrier, ODB), it is easy to appear on front deck stringer
Stick up or front deck stringer in the vertical or horizontal bending deformation pattern such as bending；Front deck stringer cannot keep axial and be crushed deformation, meeting
Cause front deck rail impact energy-absorbing insufficient, obstacle continues to cause to drive cell structure deformation, threaten interior driving to room intrusion is driven
The safety of personnel.
Summary of the invention
Problems solved by the invention is to provide a kind of cabin of electric automobile structure and electric car, in automobile front process
In, front deck stringer keeps axial conquassation deformation, does not occur the vertical or horizontal bending deformation of front deck stringer, meets collision evaluation and refer to
Mark.
To solve the above problems, the present invention provides a kind of cabin of electric automobile structure, including front deck stringer, roof side rail, institute
State and be provided with vibration damping tower between front deck stringer and roof side rail, the front deck stringer is fixedly connected with vibration damping tower, the vibration damping tower and
Roof side rail is fixedly connected；Described be fixedly connected between the vibration damping tower and roof side rail includes: the first connection and the second connection；Institute
State at least one of the first connection, the second connection connection are as follows: further include connector, pass through between the vibration damping tower and roof side rail
The connector is fixedly connected.
Optionally, cabin of electric automobile structure further includes wheel cover column, and the front deck stringer and vibration damping tower pass through the wheel
Cover column is fixedly connected.
Optionally, the connector is used for against automobile A column.
Optionally, the front deck stringer includes left front cabin stringer and right front deck stringer；The cabin of electric automobile structure is also
Including first crossbeam, the both ends of the first crossbeam are fixedly connected with the left front cabin stringer and right front deck stringer respectively.
Optionally, the first crossbeam and the left front cabin stringer, right front deck stringer are to be detachably connected.
Optionally, the first crossbeam uses aluminum alloy materials.
Optionally, on the first crossbeam, it is equipped with the first mounting bracket, first mounting bracket is electrical for installing
Element.
Optionally, the electrical component include: automobile storage battery, electric power source distribution device, DC power converter at least within
One of.
Optionally, cabin of electric automobile structure further includes second cross beam, left secondary longitudinal beam and right subframe longitudinal beam, described
The both ends of second cross beam are fixedly connected with the left secondary longitudinal beam and right subframe longitudinal beam respectively.
Optionally, on the second cross beam, it is equipped with the second mounting bracket, second mounting bracket is for installing machinery
Element.
Optionally, the front deck stringer includes left front cabin stringer and right front deck stringer, and the cabin of electric automobile structure is also
Include: the first fixing piece, is fixedly connected with the second cross beam and left front cabin stringer；Or, being fixedly connected with the left secondary longitudinal beam
With left front cabin stringer；Second fixing piece is fixedly connected with the second cross beam and right front deck stringer；Or, being fixedly connected with the right pair
Longitudinal beam and right front deck stringer.
Optionally, the second cross beam uses aluminum alloy materials.
Optionally, the cabin of electric automobile structure further includes wheel cover column, and the front deck stringer and vibration damping tower pass through institute
Wheel cover column is stated to be fixedly connected；The vibration damping tower includes left vibration damping tower and right vibration damping tower, and the wheel cover column includes that revolver cover is vertical
Column and right wheel housing column；The cabin of electric automobile structure further includes third crossbeam, for protecting automobile dash board；The third
The both ends of crossbeam are fixedly connected with the left vibration damping tower and right vibration damping tower respectively；Or, the both ends of the third crossbeam respectively with institute
Revolver cover column is stated to be fixedly connected with right wheel housing column；Or, one end of the third crossbeam and the left vibration damping tower, revolver cover are vertical
Column is fixedly connected jointly, and the other end is fixedly connected jointly with the right vibration damping tower, right wheel housing column.
Optionally, the third crossbeam is to strike out fashioned iron.
A kind of electric car, the cabin of electric automobile structure including any description above.
Compared with prior art, technical solution of the present invention has the advantage that
The preceding cabin structure of the technical program is fixedly connected with vibration damping tower by making front deck stringer, vibration damping tower by the first connection,
Second connection and roof side rail are fixed, wherein at least one connection is fixed using connector in the first connection, the second connection；It can
The bonding strength increased between vibration damping tower and roof side rail is touching to increase the bonding strength between front deck stringer and roof side rail
During hitting, especially during automobile front offset collision (Offset Deformable Barrier, ODB), front deck stringer
Constraint by roof side rail, vibration damping tower, it is easier to keep axial conquassation deformation, be not susceptible to vertical or horizontal bending deformation.
Further, by the way that first crossbeam is fixedly installed between left front cabin stringer and right front deck stringer, left front cabin is indulged
Beam and right front deck stringer are connected to become an entirety, further decrease the probability that the deformation of front deck stringer transverse fold occurs.
Detailed description of the invention
Fig. 1 is the first perspective view of specific embodiment of the invention cabin of electric automobile structure；
Fig. 2 is the second perspective view of specific embodiment of the invention cabin of electric automobile structure；
Fig. 3 is the right wheel housing column enlarged drawing of specific embodiment of the invention cabin of electric automobile structure；
Fig. 4 is the right connector enlarged drawing of specific embodiment of the invention cabin of electric automobile structure；
Fig. 5 is the first crossbeam enlarged drawing of specific embodiment of the invention cabin of electric automobile structure.
Specific embodiment
To make the above purposes, features and advantages of the invention more obvious and understandable, with reference to the accompanying drawing to the present invention
Specific embodiment be described in detail.
Fig. 1 is the first perspective view of specific embodiment of the invention cabin of electric automobile structure, and Fig. 2 is specific implementation of the present invention
Second perspective view of example cabin of electric automobile structure.As shown in Figure 1 and Figure 2, cabin of electric automobile structure 10, including right front deck are vertical
Beam 11a, right vibration damping tower 12a, upper right side bar 13a；Right front deck stringer 11a is fixed by right wheel housing column 14a and right vibration damping tower 12a
Connection.Right vibration damping tower 12a is connect with upper right side bar 13a by first, second two kinds of connection types of connection are fixed, wherein
First is connected as the spot welding connection between right vibration damping tower 12a and upper right side bar 13a, and second is connected as right vibration damping tower 12a and upper right
It is fixedly connected between side bar 13a by right connector 15a.
In the present embodiment, front deck stringer, vibration damping tower, roof side rail, wheel cover column, connector are in cabin of electric automobile structure
Symmetrically, above-described connection type, positional relationship are equally applicable to left front cabin stringer 11b, left vibration damping tower 12b, upper left
Side bar 13b, revolver cover column, left connector 15b.
When head-on crash occurs for automobile, right front deck stringer 11a, impact force of the left front cabin stringer 11b by obstacle have
The trend of vertical or horizontal bending deformation.By taking right front deck stringer 11a as an example, right front deck stringer 11a leads to suffered active force
It crosses wheel cover column 14a and passes to right vibration damping tower 12a, it is vertical or horizontal that right vibration damping tower 12a can constrain right front deck stringer 11a generation
Bending deformation；Active force can be passed to upper right side bar 13a, upper right side bar 13a by right connector 15a by right vibration damping tower 12a
It can be become by constraining the change in location of right vibration damping tower 12a to constrain right front deck stringer 11a and vertical or horizontal bending occurs
Shape.
The principle that left front cabin stringer 11b is not susceptible to vertical or horizontal bending deformation is same as above.
Fig. 3 is the right wheel housing column enlarged drawing of specific embodiment of the invention cabin of electric automobile structure, as shown in figure 3, right
Front deck stringer 11a, right vibration damping tower 12a, right wheel housing column 14a are to strike out fashioned iron, and the upper end of right wheel housing column 14a subtracts with the right side
Vibration tower 12a is welded and fixed, and the lower end of right wheel housing column 14a is welded and fixed with right front deck stringer 11a, thus by right front deck stringer
11a, right vibration damping tower 12a are securely connected.
In the present embodiment, above-described connection type, material properties are equally applicable to left front cabin stringer 11b, revolver cover
Column, left vibration damping tower 12b.
Fig. 4 is the right connector enlarged drawing of specific embodiment of the invention cabin of electric automobile structure, as shown in figure 4, the right side subtracts
Vibration tower 12a, upper right side bar 13a, right connector 15a are to strike out fashioned iron, and upper right side bar 13a is arranged in right vibration damping tower 12a, the right side
The right side of connector 15a, the position that upper right side bar 13a is contacted with right vibration damping tower 12a are spot welding connection；Upper right side bar 13a and the right side
Connector 15a is welded and fixed, and right connector 15a is welded and fixed with right vibration damping tower 12a.
In the present embodiment, right connector 15a includes abutting part 151a, abutting part 151a and Automobile Right A column against (in figure not
It shows).
When head-on crash occurs for automobile, impact force can be transferred to right vibration damping tower 12a by right front deck stringer 11a, and the right side subtracts
Impact force can be transferred to right connector 15a by vibration tower 12a, and impact force is transferred to by right connector 15a by abutting part 153a
Automobile Right A column；Automobile Right A column is generally made of unimach, is not susceptible to deform, and Automobile Right A column being capable of supports right company
Fitting 15a, to play the role of dispersing Impact energy.
In the present embodiment, above-described connection type, material properties are equally applicable to left front cabin stringer 11b, revolver cover
Column, left vibration damping tower 12b, left connector 15b, upper left marginal beam 13b, automobile left A column.
Referring to Fig. 2, it is provided with first crossbeam 16 between right front deck stringer 11a and left front cabin stringer 11b, first crossbeam 16
Both ends are separately fixed on right front deck stringer 11a, left front cabin stringer 11b, and first crossbeam 16 uses aluminum alloy materials.
The effect of first crossbeam 16 is: first, left front cabin stringer 11b and right front deck stringer 11a are connected to become one
Whole, when frontal crash of vehicles, left front cabin stringer 11b and right front deck stringer 11a are not susceptible to transverse fold deformation；Second,
When frontal crash of vehicles occur at certain side, impact force can be transferred to by the other side by first crossbeam 16, to disperse
Impact energy；Third, aluminum alloy materials mitigate car body weight, manufacturing cost is reduced.
Fig. 5 is the first crossbeam enlarged drawing of specific embodiment of the invention cabin of electric automobile structure, as shown in figure 5, first
Right right angle rack 16a is fixedly installed in the right end end of crossbeam 16, and first crossbeam 16 passes through right right angle rack 16a and right front deck stringer
11a bolt is fixedly connected；The left end end of first crossbeam 16 is equally fixedly installed left right angle rack (not shown), with a left side
Front deck stringer 11b bolt is fixedly connected, and right right angle rack 16a, left right angle rack are all made of aluminum alloy materials.
In the present embodiment, first crossbeam 16 is detachable with left front cabin stringer 11b, right being fixedly connected for front deck stringer 11a
's.Therefore, when needing to develop forerunner's type or 4 wheel driven type electric car, first crossbeam 16 can be unloaded, it is sufficient to provide
Space is for installing precursor motor and electric drive unit.
In the present embodiment, the first mounting bracket 160 is set, for installing battery 161, power distribution on first crossbeam 16
The electrical components such as unit (PDU) 162, direct current transducer (DC/DC) 163, to make full use of the installation space of first crossbeam 16.
Referring to Fig.1, cabin of electric automobile structure further includes that second cross beam 18, right subframe longitudinal beam 17a and left secondary vehicle frame are vertical
Beam 17b, the both ends of second cross beam 18 are fixedly connected with right subframe longitudinal beam 17a, left secondary longitudinal beam 17b respectively.The present embodiment
In, second cross beam 18, right subframe longitudinal beam 17a and left secondary longitudinal beam 17b are all made of aluminum alloy materials；Second cross beam 18 and the right side
Subframe longitudinal beam 17a, left secondary longitudinal beam 17b are welded and fixed.
The effect of second cross beam 18 is: right subframe longitudinal beam 17a, left secondary longitudinal beam 17b being made to be not likely to produce lateral folding
Bending deformation, and transmit the Impact energy of the left and right sides, it is thus possible to the intensity of subframe is improved on the whole.
Second mounting bracket 180 is set on second cross beam 18, for installing the mechanical organs such as automobile air conditioner compressor, to fill
Divide the installation space using second cross beam 18.Due to subframe deformed during head-on crash it is larger, on second cross beam 18
The electrical components such as battery should not be generally installed.
With continued reference to Fig. 1, cabin of electric automobile structure further includes the first fixing piece 18a, the second fixing piece 18b；First is solid
The both ends for determining part 18a are fixedly connected with second cross beam 18, right front deck stringer 11a respectively；The both ends of second fixing piece 18b respectively with
Second cross beam 18, left front cabin stringer 11b are fixedly connected.
The effect of first fixing piece 18a, the second fixing piece 18b are: transmitting frontal crash of vehicles active force；Before either
Colliding forces when colliding, can be passed through the first fixing piece 18a, the second fixing piece by cabin stringer or subframe longitudinal beam
18b is transferred to another part, to disperse Impact energy.
In the present embodiment, the first fixing piece 18a, the second fixing piece 18b are all made of aluminum alloy materials；First fixing piece 18a,
Second fixing piece 18b is welded and fixed with first crossbeam 18；First fixing piece 18a, the second fixing piece 18b and right front deck stringer 11a,
Left front cabin stringer 11b, which is all made of, to be bolted, and is facilitated in automobile manufacture assembling process, the company of automobile chassis structures and body structure
It connects and dismantles.
In other embodiments, the both ends of the first fixing piece 18a respectively with right subframe longitudinal beam 17a, right front deck stringer 11a
It is fixedly connected；The both ends of second fixing piece 18b are fixedly connected with left secondary longitudinal beam 17b, left front cabin stringer 11b respectively.
With continued reference to Fig. 1, cabin of electric automobile structure further includes third crossbeam 19, the both ends of third crossbeam 19 respectively with the right side
Vibration damping tower 12a, left vibration damping tower 12b are fixedly connected.In the present embodiment, third crossbeam 19 is to strike out fashioned iron, with right vibration damping tower
12a, left vibration damping tower 12b are welded and fixed.
The structural members such as engine assembly are arranged in conventional fuel oil automobile in automobile front chamber, and automobile front chamber free volume is small,
During frontal crash of vehicles, automobile dash board can be protected, makes obstacle that can not contact automobile dash board, driving can not be invaded
Room.In the present embodiment, due to lacking the structural members such as engine assembly, automobile front wall can not be protected during frontal crash of vehicles
Plate；The effect of third crossbeam 19 is: protection automobile dash board stops barrier during frontal crash of vehicles, guarantees to drive
Multiply the safety of driver and passenger in room.
In other embodiments, the both ends of third crossbeam 19 are fixed with right wheel housing column 14a, revolver cover column 14b respectively
Connection；Or one end of third crossbeam 19 is fixedly connected jointly with right vibration damping tower 12a, right wheel housing column 14a, the other end and left vibration damping
Tower 12b, revolver cover column 14b are fixedly connected jointly.
The present invention also provides a kind of electric cars, including above-described cabin of electric automobile structure.
Although present disclosure is as above, present invention is not limited to this.Anyone skilled in the art are not departing from this
It in the spirit and scope of invention, can make various changes or modifications, therefore protection scope of the present invention should be with claim institute
Subject to the range of restriction.
Claims (11)
1. a kind of cabin of electric automobile structure, including front deck stringer, roof side rail, which is characterized in that
Vibration damping tower is provided between the front deck stringer and roof side rail, the front deck stringer is fixedly connected with vibration damping tower, described to subtract
Vibration tower is fixedly connected with roof side rail；The vibration damping tower includes left vibration damping tower and right vibration damping tower, and the front deck stringer includes left front cabin
Stringer and right front deck stringer；
Described be fixedly connected between the vibration damping tower and roof side rail includes: the first connection and the second connection；First connection,
At least one of second connection connection are as follows: further include connector, pass through the connector between the vibration damping tower and roof side rail
It is fixedly connected；
The cabin of electric automobile structure further include first crossbeam, second cross beam, the third crossbeam for protecting automobile dash board,
Wheel cover column, left secondary longitudinal beam and right subframe longitudinal beam；The both ends of the first crossbeam respectively with the left front cabin stringer and
Right front deck stringer is fixedly connected；The both ends of the second cross beam are fixed with the left secondary longitudinal beam and right subframe longitudinal beam respectively
Connection；The front deck stringer is fixedly connected with vibration damping tower by the wheel cover column, and the wheel cover column includes revolver cover column
With right wheel housing column；
The both ends of the third crossbeam are fixedly connected with the left vibration damping tower and right vibration damping tower respectively；Or,
The both ends of the third crossbeam are fixedly connected with the revolver cover column and right wheel housing column respectively；Or,
One end of the third crossbeam is fixedly connected jointly with the left vibration damping tower, revolver cover column, and the other end subtracts with the right side
Vibration tower, right wheel housing column are fixedly connected jointly.
2. cabin of electric automobile structure as described in claim 1, which is characterized in that the connector is used for against automobile A column.
3. cabin of electric automobile structure as described in claim 1, which is characterized in that the first crossbeam and the left front cabin are vertical
Beam, right front deck stringer are to be detachably connected.
4. cabin of electric automobile structure as described in claim 1, which is characterized in that the first crossbeam uses aluminium alloy material
Material.
5. cabin of electric automobile structure as described in claim 1, which is characterized in that on the first crossbeam, be equipped with first
Mounting bracket, first mounting bracket is for installing electrical component.
6. cabin of electric automobile structure as claimed in claim 5, which is characterized in that the electrical component includes: automobile electric power storage
Pond, electric power source distribution device, DC power converter at least one.
7. cabin of electric automobile structure as described in claim 1, which is characterized in that on the second cross beam, be equipped with second
Mounting bracket, second mounting bracket is for installing mechanical organ.
8. cabin of electric automobile structure as described in claim 1, which is characterized in that the front deck stringer includes left front cabin stringer
With right front deck stringer, the cabin of electric automobile structure further include:
First fixing piece is fixedly connected with the second cross beam and left front cabin stringer；Or, be fixedly connected the left secondary longitudinal beam and
Left front cabin stringer；
Second fixing piece is fixedly connected with the second cross beam and right front deck stringer；Or, be fixedly connected the right subframe longitudinal beam and
Right front deck stringer.
9. cabin of electric automobile structure as described in claim 1, which is characterized in that the second cross beam uses aluminium alloy material
Material.
10. cabin of electric automobile structure as described in claim 1, which is characterized in that the third crossbeam is to strike out fashioned iron.
11. a kind of electric car, including the described in any item cabin of electric automobile structures of claims 1 to 10.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610516702.4A CN107571918B (en) | 2016-07-04 | 2016-07-04 | Cabin of electric automobile structure and electric car |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610516702.4A CN107571918B (en) | 2016-07-04 | 2016-07-04 | Cabin of electric automobile structure and electric car |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN107571918A CN107571918A (en) | 2018-01-12 |
| CN107571918B true CN107571918B (en) | 2019-06-14 |
Family
ID=61049681
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201610516702.4A Active CN107571918B (en) | 2016-07-04 | 2016-07-04 | Cabin of electric automobile structure and electric car |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN107571918B (en) |
Families Citing this family (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108820044A (en) * | 2018-05-08 | 2018-11-16 | 江苏敏安电动汽车有限公司 | A kind of system structure and automobile reducing front panel intrusion volume |
| JP6516233B1 (en) * | 2018-12-05 | 2019-05-22 | 株式会社ｅ−Ｇｌｅ | Chassis for electric vehicles and electric vehicles |
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101863286A (en) * | 2010-07-13 | 2010-10-20 | 奇瑞汽车股份有限公司 | Front cabin of electric vehicle |
| CN201895705U (en) * | 2010-03-31 | 2011-07-13 | 奇瑞汽车股份有限公司 | Forecabin structure of automobile body |
| CN202557271U (en) * | 2012-05-23 | 2012-11-28 | 北京汽车新能源汽车有限公司 | Front cabin for battery electric car |
| CN103183053A (en) * | 2011-12-27 | 2013-07-03 | 上海通用汽车有限公司 | Front cabin steel-frame structure of electric vehicle and front cabin |
Family Cites Families (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP5262522B2 (en) * | 2008-09-29 | 2013-08-14 | マツダ株式会社 | Body front structure |
-
2016
- 2016-07-04 CN CN201610516702.4A patent/CN107571918B/en active Active
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN201895705U (en) * | 2010-03-31 | 2011-07-13 | 奇瑞汽车股份有限公司 | Forecabin structure of automobile body |
| CN101863286A (en) * | 2010-07-13 | 2010-10-20 | 奇瑞汽车股份有限公司 | Front cabin of electric vehicle |
| CN103183053A (en) * | 2011-12-27 | 2013-07-03 | 上海通用汽车有限公司 | Front cabin steel-frame structure of electric vehicle and front cabin |
| CN202557271U (en) * | 2012-05-23 | 2012-11-28 | 北京汽车新能源汽车有限公司 | Front cabin for battery electric car |
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| Publication number | Publication date |
|---|---|
| CN107571918A (en) | 2018-01-12 |
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