CN207173275U - Power battery pack foot guard device and automobile - Google Patents
Power battery pack foot guard device and automobile Download PDFInfo
- Publication number
- CN207173275U CN207173275U CN201720836446.7U CN201720836446U CN207173275U CN 207173275 U CN207173275 U CN 207173275U CN 201720836446 U CN201720836446 U CN 201720836446U CN 207173275 U CN207173275 U CN 207173275U
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- China
- Prior art keywords
- backplate
- battery pack
- power battery
- guard device
- foot guard
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Abstract
The utility model discloses a kind of power battery pack foot guard device and automobile, wherein, the power battery pack foot guard device includes the first backplate, the second backplate and the 3rd backplate；Wherein, the first backplate is fixedly connected with the bottom of vehicle body；Second backplate is corrugated, and the upper surface of the second backplate is fixedly connected with the first backplate；Set on 3rd backplate it is fluted, the second backplate be fixedly installed in a groove, the end face of the two side of groove is fixedly connected with the first backplate；Two side walls are between the bottom of groove into obtuse angle.Power battery pack foot guard device and automobile provided by the utility model, when it is run into the barriers such as the relatively low soil block of intensity, it can effectively pulverize barrier；And when running into the higher barrier of intensity and hitting, the side wall of groove can resolve into impact cross component force, to cause vehicle to be lifted up certain height, be effective across barrier, it is therefore prevented that impact of the barrier to battery pack bottom.
Description
Technical field
It the utility model is related to a kind of electrokinetic cell protector, more particularly to a kind of power battery pack foot guard device
And automobile.
Background technology
The most important part of electric automobile is power battery pack, and power battery pack is arranged in car body by most of electric automobiles
Lower section, while in order to meet higher continual mileage requirement, the volume of power battery pack is increasing, causes liftoff of vehicle
Gap is less and less.Therefore, the foot guard of power battery pack turns into the main points of electric automobile design at this stage.
However, most of producers are to strengthen the foot guard of power battery pack, generally battery pack envisaged underneath 2~
The plastic protective plate of 3mm thickness.In vehicle travel process, plastic protective plate a certain degree of can protect ground foreign matter to power electric
The damage of pond group, but when running into compared with high obstacle thing, plastic protective plate hits with barrier, be easily caused battery pack bottom by
To mechanical damage, it is impossible to play protective action substantially to battery pack.
Utility model content
The purpose of this utility model is to provide a kind of power battery pack foot guard device and automobile, works as vehicle travel process
When running into highly higher barrier, protector can pulverize the relatively low barrier of most of intensity；When barrier intensity compared with
Gao Shi, protector impact with barrier, and side force caused by impact lifts vehicle certain height, to avoid obstacle
Thing causes mechanical damage to battery pack bottom, ensures the safety of battery pack.
The utility model provides a kind of power battery pack foot guard device, wherein, including：
First backplate, first backplate are fixedly connected with the bottom of vehicle body；
Second backplate, second backplate are corrugated, and the upper surface of second backplate is fixed with first backplate
Connection；
3rd backplate, sets on the 3rd backplate fluted, and second backplate is fixedly installed in the groove, institute
The end face for stating the two side of groove is fixedly connected with first backplate；Two side walls are between the bottom of the groove
Into obtuse angle.
Power battery pack foot guard device as described above, these, it is preferred to, the end of two side walls is all provided with
Flange is equipped with, the 3rd backplate is fixedly connected with first backplate by the flange.
Power battery pack foot guard device as described above, these, it is preferred to, first backplate, described second
Backplate and the 3rd backplate are welded to connect.
Power battery pack foot guard device as described above, these, it is preferred to, it is provided with square on first backplate
Shape groove, the bottom of the rectangular channel are provided with plug welding hole.
Power battery pack foot guard device as described above, these, it is preferred to, the bottom of the rectangular channel is also set up
There is electrophoresis liquid-leaking nozzle, the electrophoresis liquid-leaking nozzle is uniformly distributed with the plug welding hole interval.
Power battery pack foot guard device as described above, these, it is preferred to, the bottom of the groove is to described the
The direction depression of one backplate.
Power battery pack foot guard device as described above, these, it is preferred to, first backplate and the vehicle body
It is bolted to connection.
Power battery pack foot guard device as described above, these, it is preferred to, first backplate, described second
Backplate and the 3rd backplate use high-strength steel of the material thickness for 2mm.
The utility model additionally provides a kind of automobile, including vehicle body and power battery pack, and the power battery pack is fixed and set
Put in the bottom of the vehicle body, wherein, the automobile also includes power battery pack foot guard device provided by the utility model,
First backplate is fixedly installed on the bottom of the vehicle body.
Automobile as described above, these, it is preferred to, the bottom surface of the 3rd backplate and the bottom surface of the power battery pack
At grade.
Power battery pack foot guard device and automobile provided by the utility model, by setting inclined recess sidewall,
When running into the barriers such as the relatively low soil block of intensity, the power battery pack foot guard device can effectively pulverize barrier,
Prevent barrier from causing mechanical scuffing to battery pack bottom；When the protector and the higher barrier of intensity hit,
Impact can be resolved into cross component force by the side wall of groove, to cause vehicle to be lifted up certain height, be effective across
Barrier, it is therefore prevented that impact of the barrier to battery pack bottom.And by setting the second corrugated backplate, improve the protection
The bending strength of device, enhance the anti-impact force of the power battery pack foot guard device.
Brief description of the drawings
Fig. 1 is the structural representation for the power battery pack foot guard device that the utility model embodiment provides；
Fig. 2 is the explosive view for the power battery pack foot guard device that the utility model embodiment provides；
Fig. 3 is the side view for the power battery pack foot guard device that the utility model embodiment provides；
Fig. 4 is power battery pack foot guard device, vehicle body and the power battery pack that the utility model embodiment provides
Assembling schematic diagram；
Fig. 5 is power battery pack foot guard device, vehicle body and the power battery pack that the utility model embodiment provides
Assembling exploded view.
Description of reference numerals：
10- power battery pack foot guard device 20- power battery pack 30- vehicle bodies
100- the first backplate 110- rectangular channel 111- plug welding holes
The backplates of 112- electrophoresis liquid-leaking nozzle the second backplates of 200- 300- the 3rd
310- groove 320- side wall 321- flange
330- bottoms 331- bottom surfaces
Embodiment
Embodiment of the present utility model is described below in detail, the example of the embodiment is shown in the drawings, wherein from beginning
Same or similar element is represented to same or similar label eventually or there is the element of same or like function.Below by ginseng
The embodiment for examining accompanying drawing description is exemplary, is only used for explaining the utility model, and can not be construed to of the present utility model
Limitation.
Referring to Fig. 1 to Fig. 5, the utility model embodiment provides a kind of power battery pack foot guard device
10, including the first backplate 100, the second backplate 200 and the 3rd backplate 300；Wherein, the bottom of the first backplate 100 and vehicle body 30 is consolidated
Fixed connection, specifically, the first backplate 100 can be bolted to connection with vehicle body 30；Second backplate 200 is corrugated, and
Its upper surface is fixedly connected with the first backplate 100, and corrugated structure can make itself certain elastic deformation to occur, to alleviate
Extraneous impact, while can make the power battery pack foot guard device 10 that there is certain bending strength；3rd backplate
Fluted 310 are set on 300, the second backplate 200 is fixedly installed in groove 310, the end face of the two side 320 of groove 310 with
First backplate 100 is fixedly connected；Two side walls 320 are between the bottom 330 of groove 310 into obtuse angle.
The power battery pack foot guard device 10 and power battery pack 20 are installed in the bottom of vehicle body 30, and the power electric
Pond group foot guard device 10 is arranged close to the position of the front end of vehicle body 30 relative to power battery pack 20, in automobile advance process
In, when running into the barriers such as the relatively low soil block of intensity, the power battery pack foot guard device 10 can effectively pulverize barrier
Hinder thing, prevent barrier from causing mechanical scuffing to power battery pack bottom；Side wall 320 and the bottom of groove 310 due to groove 310
Into obtuse angle between portion 330, when the barrier higher with intensity hits, the side wall 320 of groove 310 can be by impact point
Solution to cause vehicle to be lifted up certain height, is effective across barrier, it is therefore prevented that barrier is to power into cross component force
The impact of battery pack bottom.
It should be noted that the bottom 330 of groove 310 is recessed to the direction of the first backplate 100, it is possible thereby to make impact
The second backplate 200 is transferred to, because the second backplate 200 is corrugated, so as to effectively alleviate punching by the deformation of itself
Power is hit, reduces the risk that the 3rd backplate 300 is broken by the impact by power.
For the ease of being fixedly connected between the first backplate 100 and the 3rd backplate 300, the end of two side walls 320
To be provided with flange 321, the 3rd backplate 300 is fixedly connected with the first backplate 100 by flange 321.
It is understood that being fixedly connected and can have between the first backplate 100, the second backplate 200 and the 3rd backplate 300
Various ways, in this embodiment it is preferred that passing through weldering between the first backplate 100, the second backplate 200 and the 3rd backplate 300
Connect and be fixedly connected, specifically, the first backplate 100 can be fixedly welded on the flange 321 of the 3rd backplate 300, the second backplate 200
Both ends of the surface can be fixedly connected respectively with the first backplate 100 and the 3rd backplate 300.
Further, rectangular channel 110 is provided with the first backplate 100, the bottom of rectangular channel 110 is provided with plug welding hole 111,
When welding the first backplate 100 and the second backplate 200, both can be welded together by plug welding hole 111, and solder joint will not
Rectangular channel 110 is protruded from, so as to ensure that when the first backplate 100 is fixedly connected with vehicle body 30, will not be protruded from because of solder joint
Mounting surface and lead to not be bonded fixation with vehicle body 30.
Further, in order to strengthen the corrosion resistance of the power battery pack foot guard device 10, electrophoresis can be passed through
Form is surface-treated to it, and electrophoresis liquid-leaking nozzle 112 can be provided with the bottom of rectangular channel 110, to discharge electrophoresis liquid
Body, in addition, electrophoresis liquid-leaking nozzle 112 is uniformly distributed with the interval of plug welding hole 111.
In order to improve the overall structural strength of the power battery pack foot guard device 10, the first backplate 100, the second backplate
200 and the 3rd backplate 300 can use material thickness for 2mm high-strength steel.
The utility model embodiment additionally provides a kind of automobile, including vehicle body 30 and power battery pack 20, power battery pack
20 are fixedly installed on the bottom of vehicle body 30, wherein, the automobile also includes the electrokinetic cell that the utility model any embodiment provides
Group foot guard device 10, wherein, the first backplate 100 is fixedly installed on the bottom of vehicle body 30, and the power battery pack bottom is prevented
Protection unit 10 is arranged close to the position of the front end of vehicle body 30 relative to power battery pack 20.
Further, the bottom surface 331 of the 3rd backplate 300 and the bottom surface of power battery pack 20 at grade, thus may be used
To carry out rolling removal to the barrier that can scratch battery pack bottom, while it can ensure that vehicle has larger liftoff
Gap.
The power battery pack foot guard device and automobile that the utility model embodiment provides, by setting inclined groove
Side wall, when running into the barriers such as the relatively low soil block of intensity, the power battery pack foot guard device can effectively pulverize barrier
Hinder thing, prevent barrier from causing mechanical scuffing to battery pack bottom；When the protector barrier higher with intensity is hit
When hitting, impact can be resolved into cross component force by the side wall of groove, to cause vehicle to be lifted up certain height, effectively
Across obstacle, it is therefore prevented that impact of the barrier to battery pack bottom.And by setting the second corrugated backplate, improve this
The bending strength of protector, enhance the anti-impact force of the power battery pack foot guard device.
Construction, feature and action effect of the present utility model is described in detail according to the embodiment shown in schema above, with
Upper described is only preferred embodiment of the present utility model, but the utility model is to limit practical range shown in drawing, it is every according to
According to the made change of conception of the present utility model, or the equivalent embodiment of equivalent variations is revised as, still without departing from specification and figure
, all should be in the scope of protection of the utility model when showing covered spirit.
Claims (10)
- A kind of 1. power battery pack foot guard device, it is characterised in that including：First backplate, first backplate are fixedly connected with the bottom of vehicle body；Second backplate, second backplate are corrugated, and the upper surface of second backplate is fixedly connected with first backplate；3rd backplate, sets on the 3rd backplate fluted, and second backplate is fixedly installed in the groove, described recessed The end face of the two side of groove is fixedly connected with first backplate；Two side walls are between the bottom of the groove into blunt Angle.
- 2. power battery pack foot guard device according to claim 1, it is characterised in that the end of two side walls Flange is provided with, the 3rd backplate is fixedly connected with first backplate by the flange.
- 3. power battery pack foot guard device according to claim 2, it is characterised in that first backplate, described Second backplate and the 3rd backplate are welded to connect.
- 4. power battery pack foot guard device according to claim 3, it is characterised in that set on first backplate There is rectangular channel, the bottom of the rectangular channel is provided with plug welding hole.
- 5. power battery pack foot guard device according to claim 4, it is characterised in that the bottom of the rectangular channel is also Electrophoresis liquid-leaking nozzle is provided with, the electrophoresis liquid-leaking nozzle is uniformly distributed with the plug welding hole interval.
- 6. power battery pack foot guard device according to claim 1, it is characterised in that the bottom of the groove is to institute State the direction depression of the first backplate.
- 7. power battery pack foot guard device according to claim 1, it is characterised in that first backplate with it is described Vehicle body is bolted to connection.
- 8. the power battery pack foot guard device according to claim any one of 1-7, it is characterised in that first shield Plate, second backplate and the 3rd backplate use high-strength steel of the material thickness for 2mm.
- 9. a kind of automobile, including vehicle body and power battery pack, the power battery pack are fixedly installed on the bottom of the vehicle body, its Be characterised by, the automobile also include claim any one of 1-8 described in power battery pack foot guard device, described first Backplate is fixedly installed on the bottom of the vehicle body.
- 10. automobile according to claim 9, it is characterised in that the bottom surface of the 3rd backplate and the power battery pack Bottom surface at grade.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720836446.7U CN207173275U (en) | 2017-07-11 | 2017-07-11 | Power battery pack foot guard device and automobile |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720836446.7U CN207173275U (en) | 2017-07-11 | 2017-07-11 | Power battery pack foot guard device and automobile |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN207173275U true CN207173275U (en) | 2018-04-03 |
Family
ID=61735629
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201720836446.7U Active CN207173275U (en) | 2017-07-11 | 2017-07-11 | Power battery pack foot guard device and automobile |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN207173275U (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114516262A (en) * | 2020-11-16 | 2022-05-20 | 郑州宇通客车股份有限公司 | Vehicle bottom battery protection system and vehicle using same |
| US11472278B2 (en) | 2020-09-22 | 2022-10-18 | Ford Global Technologies, Llc | Traction battery protection assembly and method |
| CN117175123A (en) * | 2023-11-02 | 2023-12-05 | 深圳市长兴达新能源有限公司 | Lithium battery with protection architecture |
-
2017
- 2017-07-11 CN CN201720836446.7U patent/CN207173275U/en active Active
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US11472278B2 (en) | 2020-09-22 | 2022-10-18 | Ford Global Technologies, Llc | Traction battery protection assembly and method |
| CN114516262A (en) * | 2020-11-16 | 2022-05-20 | 郑州宇通客车股份有限公司 | Vehicle bottom battery protection system and vehicle using same |
| CN114516262B (en) * | 2020-11-16 | 2023-08-01 | 宇通客车股份有限公司 | Vehicle bottom battery protection system and vehicle using same |
| CN117175123A (en) * | 2023-11-02 | 2023-12-05 | 深圳市长兴达新能源有限公司 | Lithium battery with protection architecture |
| CN117175123B (en) * | 2023-11-02 | 2024-01-12 | 深圳市长兴达新能源有限公司 | Lithium battery with protection architecture |
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