CN205906045U - Frame subassembly behind electric motor car - Google Patents
Frame subassembly behind electric motor car Download PDFInfo
- Publication number
- CN205906045U CN205906045U CN201620483478.9U CN201620483478U CN205906045U CN 205906045 U CN205906045 U CN 205906045U CN 201620483478 U CN201620483478 U CN 201620483478U CN 205906045 U CN205906045 U CN 205906045U
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- Prior art keywords
- crossbeam
- left back
- battery
- electric motor
- motor car
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- 230000003014 reinforcing effect Effects 0.000 claims description 8
- 238000009434 installation Methods 0.000 abstract description 9
- 230000000694 effects Effects 0.000 abstract description 3
- 230000005540 biological transmission Effects 0.000 description 3
- 238000010586 diagram Methods 0.000 description 3
- 238000003466 welding Methods 0.000 description 3
- 239000006185 dispersion Substances 0.000 description 2
- 238000005516 engineering process Methods 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 206010033799 Paralysis Diseases 0.000 description 1
- 238000005452 bending Methods 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000003139 buffering effect Effects 0.000 description 1
- 230000006378 damage Effects 0.000 description 1
- 230000005611 electricity Effects 0.000 description 1
- 239000002828 fuel tank Substances 0.000 description 1
- 230000035939 shock Effects 0.000 description 1
- 239000002356 single layer Substances 0.000 description 1
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- Body Structure For Vehicles (AREA)
Abstract
The utility model discloses a frame subassembly behind electric motor car, left rear crossbeam and right rear crossbeam including crossbeam, back end beam and parallel arrangement, the crossbeam set up in a left side rear crossbeam with between the rear crossbeam of the right side, the crossbeam both ends are connected respectively a left side rear crossbeam with right side rear crossbeam intermediate position, back end beam both ends are connected respectively a left side rear crossbeam with right side rear crossbeam rear end, a left side rear crossbeam with the battery is partly surrounded in right side rear crossbeam extension design. Like this, power battery 23's mounting point is located the back frame, and back frame plays power battery's the main power effect of bearing, and it provides the enough installation space of combination and keep away and swing the space to give the battery through this kind of design, guarantees that the automobile body receives rear end collision back, the impact of rear end collision is avoided to the battery, has improved the security of traveling that receives behind the low -speed collision.
Description
Technical field
This utility model is related to car body field of engineering technology, more particularly to a kind of electric motor car Rear frame component.
Background technology
At present, automobile rear frame generally has two crossbeams and some crossbeams, a back end beam to constitute, and space above is used for
Battery or fuel tank are installed, space below is buffering energy-absorbing region, and after left threshold internal plate, reinforcing plate is connected with crossbeam spot welding, crossbeam
It is welded in big beam sides, lap-joint's crossbeam and crossbeam are single layer structure, and this structure frame structural strength is not enough, touches by after regulation
Test, easily larger bending in rear crossbeam, and collision rift, and rear end does not have sufficient space arrangement battery；Vehicle frame crash compresses amount is relatively
Greatly, rear overhang erection support can push up battery bag, there is certain risk.
Utility model content
This utility model completes to solve of the prior art not enough, and the purpose of this utility model is offer one
Kind of electric motor car Rear frame component, crossbeam extends design, semi-surrounding battery after by left back crossbeam and the described right side, and this design is given
Battery is given to provide the enough installing space of combination and keep away and swing space it is ensured that after vehicle body is subject to rear end collision, battery is from rear end collision
Impact, improves the driving safety by collision after low speed.
A kind of electric motor car Rear frame component of the present utility model, including crossbeam, back end beam and the left back crossbeam be arrangeding in parallel
With crossbeam behind the right side, described crossbeam is arranged at behind described left back crossbeam and the described right side between crossbeam, and described crossbeam two ends connect respectively
Crossbeam centre position after described left back crossbeam and the described right side, described back end beam two ends connect described left back crossbeam and the described right side respectively
Behind crossbeam rear end afterwards, described left back crossbeam and the described right side, big beam length is more than the width of battery.
A kind of electric motor car Rear frame component of the present utility model it may also is that
After described left back crossbeam and the described right side, crossbeam is provided with reinforcing plate with described crossbeam junction.
Crossbeam behind the outside lateral bend in crossbeam front end after described left back crossbeam and the described right side, described left back crossbeam and the described right side
Nose width is more than rear end width.
It is 5:2 with the aspect ratio at two ends in the middle part of crossbeam after described left back crossbeam and the described right side.
The end of described crossbeam is y shape prong.
The end of described crossbeam is 3:2 with the opening ratios in the middle part of crossbeam.
A kind of electric motor car Rear frame component of offer of the present utility model, including crossbeam, back end beam and the left side be arrangeding in parallel
Crossbeam behind crossbeam and the right side afterwards, described crossbeam is arranged at behind described left back crossbeam and the described right side between crossbeam, and described crossbeam two ends are divided
Do not connect described left back crossbeam and described the right side after crossbeam centre position, described back end beam two ends connect respectively described left back crossbeam and
Behind crossbeam rear end behind the described right side, described left back crossbeam and the described right side, big beam length is more than the width of battery.So, due to a described left side
Behind crossbeam and the described right side, big beam length is more than the width of battery afterwards, and after described left back crossbeam and the described right side, crossbeam is formed with crossbeam
Battery compartment domain be more than battery install floor space so that battery can be fully mounted at described left back crossbeam and the described right side
In the Battery compartment domain that crossbeam and crossbeam are formed afterwards, and when battery is installed, after the mount point of electrokinetic cell 2/3 is located at
On vehicle frame, Rear frame plays the main power carrying effect of electrokinetic cell, and giving battery by this design provides combination enough peaces
Dress space and keep away swing space it is ensured that vehicle body be subject to rear end collision after, battery, from the impact of rear end collision, improves and is hit by after low speed
The driving safety of vehicle.
Brief description
Fig. 1 is a kind of overall structure diagram of this utility model embodiment electric motor car Rear frame component；
Fig. 2 is a kind of annexation schematic diagram of this utility model embodiment electric motor car Rear frame component；
Fig. 3 be a kind of this utility model embodiment electric motor car Rear frame component the right side after crossbeam structure schematic diagram；
Fig. 4 be a kind of this utility model embodiment electric motor car Rear frame component the right side after crossbeam double-decker section illustrate
Figure；
Fig. 5 is a kind of crossbeam double-decker schematic cross-section of this utility model embodiment electric motor car Rear frame component.
In figure: 1: left back crossbeam；2: crossbeam behind the right side；3: crossbeam；4: back end beam；5: reinforcing plate.
Specific embodiment
With reference to the accompanying drawings and examples a kind of specific embodiment of this utility model electric motor car Rear frame component is made
Describe in further detail.Following examples are used for this utility model is described, but are not limited to scope of the present utility model.
As Figure 1-5, a kind of electric motor car Rear frame component of the present utility model, including crossbeam 3, back end beam 4 with parallel
Crossbeam 2 after the left back crossbeam 1 of setting and the right side, described crossbeam 3 is arranged at behind described left back crossbeam 1 and the described right side between crossbeam 2, institute
State crossbeam 3 two ends and connect crossbeam 2 centre position behind described left back crossbeam 1 and the described right side respectively, described back end beam 4 two ends connect respectively
Connect crossbeam 2 rear end behind described left back crossbeam 1 and the described right side, after described left back crossbeam 1 and the described right side, crossbeam 2 extends design, and half wraps
Enclose battery.So, due to described left back crossbeam 1 and described the right side after crossbeam 2 length be more than battery width, described left back crossbeam 1
The Battery compartment domain being formed with crossbeam 3 with crossbeam 2 behind the described right side is more than the floor space of battery installation so that battery can be complete
In the Battery compartment domain that after being entirely arranged on described left back crossbeam 1 and the described right side, crossbeam 2 is formed with crossbeam 3, and in battery
During installation, the mount point of electrokinetic cell 2/3 is located in Rear frame, and Rear frame plays the main power carrying effect of electrokinetic cell, leads to
Crossing this design and giving battery provides the enough installing space of combination and keeps away and swing space it is ensured that after vehicle body is subject to rear end collision, battery is exempted from
Impacted by rear end collision, improve the driving safety by collision after low speed.
A kind of electric motor car Rear frame component of the present utility model, as shown in Figures 1 to 5, in previously described technical scheme
On the basis of it may also is that behind described left back crossbeam 1 and the described right side crossbeam 2 described crossbeam 3 junction is provided with reinforcing plate 5.
So, in link position due to being non-integrative-structure, its structural strength relatively poor it is easy to the phenomenon such as deform, in order to
Ensure overall structure stability, crossbeam 2 is provided with reinforcing plate 5 with described crossbeam 3 junction after left back crossbeam 1 and the described right side,
By setting up reinforcing plate 5, after left back crossbeam 1 and the described right side, crossbeam 2 forms double-decker with described crossbeam 3 junction, double-deck knot
Structure not only improves crossbeam 2 and the structural strength of described crossbeam 3 junction behind left back crossbeam 1 and the described right side, improves left back crossbeam 1
With the structural stability of crossbeam 2 behind the described right side and described crossbeam 3 junction, and by set up reinforcing plate 5 so that battery plus
The installation site of strong plate 5 is in same level plane with other installation sites, thus simplifying the installation of battery, installs also more
Precisely, save labour force, installation accuracy can be guaranteed, with respect to prior art: not only increase left back crossbeam 1 and described
Behind the right side, crossbeam 2 and the structural strength of described crossbeam 3 junction, are also convenient for the installation of battery, lift structure intensity, extend and use the longevity
Life.
A kind of electric motor car Rear frame component of the present utility model, as shown in Figures 1 to 5, in previously described technical scheme
On the basis of it may also is that described left back crossbeam 1 and described the right side after the outside lateral bend in crossbeam 2 front end, described left back crossbeam 1 and institute
After stating the right side, the nose width of crossbeam 2 is more than rear end width.So, when vehicle is clashed into, suffered power is by big after left/right
The rear end forward end transmission of beam 2, in the prior art, after its left back crossbeam 1 and the institute right side, crossbeam 2 is rectilinear form, is being hit
When hitting, the suffered impact force rear end of crossbeam 2 after left back crossbeam 1 and institute are right is transferred directly to front end, does not have any structure
Decentralized processing is carried out to suffered impact force, so Battery compartment domain needs to bear all of impact force, holds very much and become
Shape, destroys the structure in Battery compartment domain, and then destroys battery, leads to car load paralysis it is impossible to run；And a left side of the present utility model
Behind crossbeam 1 and the right side, the structure of crossbeam 2 is the outside lateral bend in front end afterwards, and when by impact force, suffered impact force is from rear end
Be transferred to front end, need through sweep, now suffered impact force then needs to change direction, a part of power to inner side,
Another part then forward end transmission, at this moment, Battery compartment domain only needs to bear the part power of forward end transmission, and forward end is transmitted
Part power be to carry out decentralized processing through sweep, so in low speed collision, produced power is not enough to destroy
The installation region of battery, and then protect the battery from destruction, having an accident, rear vehicle still can be run；With respect to existing skill
Art: after left back crossbeam 1 and the right side, the structural stability of crossbeam 2 is more outstanding, more effectively protects battery.Preferred technical scheme
It is: after described left back crossbeam 1 and the described right side, crossbeam 2 middle part and the aspect ratio at two ends are 5:2.So, big behind left back crossbeam 1 and the right side
The aspect ratio in the middle part of beam 2 and two ends is 5:2, it can be concluded that the middle part cross-sectional area in the middle part of crossbeam 2 behind left back crossbeam 1 and the right side
Much larger than the cross-sectional area at two ends, in prior art, when by impact force because behind left back crossbeam 1 and the right side crossbeam 2 centre
Stress suffered by position is maximum, and the position being easiest to deform is exactly the medium position of crossbeam 2 behind left back crossbeam 1 and the right side,
When the centre position of crossbeam 2 after left back crossbeam 1 and the right side deforms, the structure of meeting battery mount point can be broken, thus destroying electricity
Pond, crossbeam 2 after the left back crossbeam 1 mentioned in this utility model and the right side, because middle cross-sectional area is more than the cross section at two ends
Long-pending, suffered stress is disperseed well, and the local strength of intermediate portion is also significantly improved, thus ensureing a left side
Afterwards behind crossbeam 1 and the right side crossbeam 2 structural stability.
A kind of electric motor car Rear frame component of the present utility model, as shown in Figures 1 to 5, in previously described technical scheme
On the basis of it may also is that described crossbeam 3 end be y shape prong.So, the end of crossbeam 3 be also formed for horn-like, this
The cross-sectional area of its crossbeam 3 end of structure is more than the cross-sectional area at crossbeam 3 middle part, behind the end of crossbeam 3 and left back crossbeam 1 and the right side
Crossbeam 2 is fixedly connected, by increasing the cross-sectional area of crossbeam 3 end, thus big after increased crossbeam 3 and left back crossbeam 1 and the right side
The bonding area of beam 2, can be effectively ensured the local strength of crossbeam 2 welding behind crossbeam 3 and left back crossbeam 1 and the right side；And, work as
Low speed collision, during the sidepiece of shock car body, the end due to crossbeam 3 extends from inside to outside, during stress, will disperse horizontal stroke well
The partly suffered stress of beam 3, makes the stress that crossbeam 3 is subject to reduce, and does not destroy the structure at crossbeam 3, lifting crossbeam 3 position
Structural stability.Preferred technical scheme is: the end of described crossbeam 3 is 3:2 with the opening ratios at crossbeam 3 middle part.So,
Determine the end of crossbeam 3 and the opening ratios at crossbeam 3 middle part according to the height of crossbeam 2 behind left back crossbeam 1 and the right side, when ratio is more than
During 3:2, the open-ended height of crossbeam 3 is easily larger than the height of crossbeam 2 behind left back crossbeam 1 and the right side, now, to welding
Crossbeam 2 after crossbeam 3 and left back crossbeam 1 and the right side, undoubtedly increased the workload of staff, and improves work difficulty, make
Obtain inefficiency, when ratio is less than 3:2, the bonding area of its crossbeam 3 will reduce, and weld strength will reduce, and
When ratio is less than 3:2, the cross-sectional area of the end of crossbeam 3 reduces relatively, and now, crossbeam 3 is from the original position stretching out
The surface area of the vertebra platform being formed to crossbeam 3 end will correspond to minimizing, and during by impact force, stress is relatively concentrated, no
Beneficial to the dispersion of stress, so being optimum selection of the present utility model when ratio is for 3:2, not only improve crossbeam 3 with left back
The local strength of crossbeam 2 after crossbeam 1 and the right side, also most useful for the dispersion of structural stress.
The above is only preferred implementation of the present utility model it is noted that common skill for the art
For art personnel, on the premise of without departing from this utility model know-why, some improvement and modification can also be made, these change
Enter and also should be regarded as protection domain of the present utility model with modification.
Claims (6)
1. a kind of electric motor car Rear frame component it is characterised in that: include crossbeam, back end beam and the left back crossbeam be arrangeding in parallel and the right side
Crossbeam afterwards, described crossbeam is arranged at behind described left back crossbeam and the described right side between crossbeam, and described crossbeam two ends connect described respectively
Crossbeam centre position after left back crossbeam and the described right side, described back end beam two ends connect big behind described left back crossbeam and the described right side respectively
Behind beam rear end, described left back crossbeam and the described right side, big beam length is more than the width of battery.
2. a kind of electric motor car Rear frame component according to claim 1 it is characterised in that: described left back crossbeam and the described right side
Crossbeam and described crossbeam junction are provided with reinforcing plate afterwards.
3. a kind of electric motor car Rear frame component according to claim 1 it is characterised in that: described left back crossbeam and the described right side
Behind the outside lateral bend in crossbeam front end afterwards, described left back crossbeam and the described right side, the nose width of crossbeam is more than rear end width.
4. a kind of electric motor car Rear frame component according to claim 3 it is characterised in that: described left back crossbeam and the described right side
It is 5:2 with the aspect ratio at two ends in the middle part of crossbeam afterwards.
5. a kind of electric motor car Rear frame component according to claim 1-4 any one claim it is characterised in that: described
The end of crossbeam is y shape prong.
6. a kind of electric motor car Rear frame component according to claim 5 it is characterised in that: the end of described crossbeam and crossbeam
The opening ratios at middle part are 3:2.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620483478.9U CN205906045U (en) | 2016-05-24 | 2016-05-24 | Frame subassembly behind electric motor car |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620483478.9U CN205906045U (en) | 2016-05-24 | 2016-05-24 | Frame subassembly behind electric motor car |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN205906045U true CN205906045U (en) | 2017-01-25 |
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ID=57814180
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201620483478.9U Expired - Fee Related CN205906045U (en) | 2016-05-24 | 2016-05-24 | Frame subassembly behind electric motor car |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN205906045U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107416026A (en) * | 2016-05-24 | 2017-12-01 | 上汽通用五菱汽车股份有限公司 | A kind of electric car Rear frame component |
-
2016
- 2016-05-24 CN CN201620483478.9U patent/CN205906045U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107416026A (en) * | 2016-05-24 | 2017-12-01 | 上汽通用五菱汽车股份有限公司 | A kind of electric car Rear frame component |
| CN107416026B (en) * | 2016-05-24 | 2024-02-13 | 上汽通用五菱汽车股份有限公司 | Frame subassembly behind electric motor car |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20170125 |