CN217035846U - Electric automobile and power battery buffer stop thereof - Google Patents
Electric automobile and power battery buffer stop thereof Download PDFInfo
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- CN217035846U CN217035846U CN202220248721.4U CN202220248721U CN217035846U CN 217035846 U CN217035846 U CN 217035846U CN 202220248721 U CN202220248721 U CN 202220248721U CN 217035846 U CN217035846 U CN 217035846U
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- power battery
- collision
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Abstract
The utility model relates to an electric vehicle and a power battery anti-collision device thereof, wherein the electric vehicle comprises the power battery anti-collision device arranged on a power battery mounting framework, and the device comprises a pre-welding bracket and a detachable anti-collision beam; the anti-collision beams are arranged on the power battery mounting framework in parallel, and assembly holes are formed in the two ends of each anti-collision beam; the pre-welding bracket is matched with the anti-collision beam and welded on the mounting framework; the fastener is connected with the anti-collision beam and the pre-welding bracket, and the anti-collision beam is installed and fixed. The utility model meets the requirement of collision resistance, can effectively protect the power battery when the vehicle is accidentally impacted, and has reasonable structural design, convenient and reliable use.
Description
Technical Field
The utility model belongs to the technical field of electric automobiles, and particularly relates to an electric automobile and a power battery anti-collision device thereof.
Background
In the development process of new energy automobiles, the collision safety performance of a battery pack is particularly important in addition to the self safety of a power battery. The power battery pack of the electric automobile is used as a power source of the whole electric automobile and is also the unit with the most concentrated energy in the whole automobile. Once the electric automobile has a collision or other safety accidents, the power battery pack is damaged, and the power battery can be ignited and explode, which may seriously affect the personal safety of passengers in the automobile.
In summary, a collision avoidance device for a power battery is needed.
Disclosure of Invention
In order to solve the problems in the prior art, the utility model provides a power battery anti-collision device which can effectively protect a power battery when a vehicle is accidentally impacted and can be detached by using a simple tool when the battery is maintained and overhauled in the later period, and an electric vehicle with the anti-collision device.
The utility model is realized by the following technical scheme:
the power battery anti-collision device is arranged on the power battery mounting framework and comprises a pre-welding bracket and a detachable anti-collision beam; the plurality of anti-collision beams are arranged on the mounting framework in parallel; the pre-welding support is matched with the anti-collision beam, welded on the power battery mounting framework and comprises an upper pre-welding support and a lower pre-welding support; the anti-collision beam and the pre-welding bracket are assembled and connected through a fastener.
The power battery buffer stop, wherein: the anti-collision beam comprises a high-strength rectangular pipe in the middle, and an upper connecting plate and a lower connecting plate which are respectively welded at two ends; and the upper connecting plate and the lower connecting plate are provided with assembling holes.
The power battery buffer stop, wherein: the power battery mounting framework comprises an upper support beam and a lower support beam; the upper pre-welding support is welded and fixed on the lower end face of the upper support beam and is arranged perpendicular to the upper support beam, and connecting holes are formed in the two ends of the upper pre-welding support and are matched with assembling holes of the upper connecting plate of the anti-collision beam; the lower pre-welding support is welded and fixed on the outer side face of the lower support cross beam and corresponds to the upper pre-welding support in position. A reinforcing rib is arranged between the upper pre-welding support and the upper support beam; the reinforcing ribs are four and distributed on two sides of the upper support beam. The lower pre-welding support is L-shaped in cross section, and a reinforcing rib is arranged in the middle of the lower pre-welding support.
The power battery buffer stop, wherein: the pre-welding bracket adopts a DL510 plate. The fastener comprises a flange bolt and a nut.
The electric automobile comprises the power battery and the mounting framework, and the power battery anti-collision device is further arranged on the electric automobile.
Has the advantages that:
the power battery anti-collision structure is simple in design, convenient and reliable to use, the detachable anti-collision beam is welded by adopting the high-strength rectangular pipe, the pre-welding support is the DL510 plate, the anti-collision strength is met, and the power battery can be effectively protected when a vehicle is accidentally impacted. The anti-collision beam is assembled by adopting the flange face bolt and the nut, and is effectively anti-loose. Meanwhile, the battery can be detached by using a simple tool during later maintenance and overhaul.
Drawings
Fig. 1 and 2 are structural diagrams of a power battery anti-collision device according to the utility model;
FIG. 3 is an assembly view of an upper pre-welded bracket of the anti-collision device for a power battery according to the present invention;
fig. 4 is an assembly schematic diagram of a lower pre-welded bracket of the power battery anti-collision device of the utility model.
Detailed Description
As shown in fig. 1 and 2, the electric vehicle of the present invention includes a power battery 5, an installation frame 1 and a power battery anti-collision device; the power battery anti-collision device is arranged on a mounting framework 1 of a power battery 5 and comprises an anti-collision beam 2, a pre-welding bracket 3 and a fastener 4.
The mounting frame 1 includes an upper bracket beam 11 and a lower bracket beam 12 provided on the outer sides.
Anticollision roof beam 2 is detachable construction, has a plurality ofly, and parallel arrangement is in the outside of power battery installation skeleton 1, including middle high strength rectangular pipe 21, both ends difference welded upper junction plate 22 and lower connecting plate 23, has all seted up the pilot hole on upper junction plate 22 and the lower connecting plate 23.
The pre-welding bracket 3 is a DL510 plate, is matched with the anti-collision beam 2 and comprises an upper pre-welding bracket 31 and a lower pre-welding bracket 32; the upper pre-welding bracket 31 is welded and fixed on the lower end face of an upper bracket beam 11 of the mounting framework 1, is arranged perpendicular to the upper bracket beam 11, and is provided with connecting holes at two ends, and is matched with the assembling holes of the upper connecting plate 22 of the anti-collision beam 2; as shown in fig. 3, reinforcing ribs 311 are disposed between the upper pre-welded bracket 31 and the upper bracket beam 11, and for improving stability, four reinforcing ribs 311 are disposed on two sides of the upper bracket beam 11; the lower pre-welding bracket 32 is welded and fixed on the outer side surface of the lower bracket beam 12 of the mounting framework 1, a connecting hole matched with the assembling hole of the lower connecting plate 23 of the anti-collision beam 2 is formed in the position corresponding to the upper pre-welding bracket 31, as shown in fig. 4, the cross section of the lower pre-welding bracket 32 is in an L shape, and a reinforcing rib 321 is arranged in the middle.
The fastener 4 penetrates through the assembly hole of the anti-collision beam 2 and the connecting hole of the pre-welded bracket 3 to install and fix the anti-collision beam 2; the preferred flange face bolt and nut cooperation realize crashproof roof beam 2 and preweld detachable assembly of support 3 and be connected.
The power battery anti-collision structure is simple in design, convenient and reliable to use, the anti-collision beam is welded by adopting the high-strength rectangular pipe, the pre-welding support is the DL510 plate, the anti-collision strength is met, and the power battery can be effectively protected when a vehicle is accidentally impacted. The anticollision roof beam adopts flange face bolt, nut assembly, and is effective locking, can use simple and easy instrument to dismantle when later maintenance overhauls the battery simultaneously.
Claims (8)
1. The utility model provides a power battery buffer stop which characterized in that: the anti-collision device is arranged on an installation framework of the power battery and comprises a pre-welding bracket and a detachable anti-collision beam;
the plurality of anti-collision beams are arranged on the mounting framework in parallel;
the pre-welding support is matched with the anti-collision beam, welded on the power battery mounting framework and comprises an upper pre-welding support and a lower pre-welding support;
the anti-collision beam and the pre-welding bracket are assembled and connected through a fastener.
2. The power battery collision avoidance device of claim 1, wherein: the anti-collision beam comprises a high-strength rectangular pipe in the middle, and an upper connecting plate and a lower connecting plate which are respectively welded at two ends; and the upper connecting plate and the lower connecting plate are provided with assembling holes.
3. The power battery collision avoidance device of claim 2, wherein: the power battery mounting framework comprises an upper support beam and a lower support beam;
the upper pre-welding bracket is welded and fixed on the lower end surface of the upper bracket beam and is arranged perpendicular to the upper bracket beam, and connecting holes are formed in the two ends of the upper pre-welding bracket and are matched with assembling holes of the upper connecting plate of the anti-collision beam;
the lower pre-welding support is welded and fixed on the outer side face of the lower support cross beam and corresponds to the upper pre-welding support in position.
4. The power battery collision avoidance device of claim 3, wherein: reinforcing ribs are arranged between the upper pre-welding support and the upper support beam; the strengthening rib has four, distributes in upper bracket crossbeam both sides.
5. The power battery collision avoidance device of claim 3, wherein: the lower pre-welded support is L-shaped in cross section, and a reinforcing rib is arranged in the middle of the lower pre-welded support.
6. The power battery collision avoidance device of claim 1, wherein: the pre-welding bracket adopts a DL510 plate.
7. The power battery collision avoidance device of claim 1, wherein: the fastener includes a flange face bolt and a nut.
8. The utility model provides an electric automobile, includes power battery and installation skeleton, its characterized in that: the electric automobile further comprises a power battery collision avoidance device according to any one of claims 1 to 7.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202220248721.4U CN217035846U (en) | 2022-02-06 | 2022-02-06 | Electric automobile and power battery buffer stop thereof |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202220248721.4U CN217035846U (en) | 2022-02-06 | 2022-02-06 | Electric automobile and power battery buffer stop thereof |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN217035846U true CN217035846U (en) | 2022-07-22 |
Family
ID=82449543
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202220248721.4U Active CN217035846U (en) | 2022-02-06 | 2022-02-06 | Electric automobile and power battery buffer stop thereof |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN217035846U (en) |
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2022
- 2022-02-06 CN CN202220248721.4U patent/CN217035846U/en active Active
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20230413 Address after: 442000 Shiyan city of Hubei province whitecaps Road No. 51 Patentee after: Dongfeng Special Automobile Co.,Ltd. Address before: No. 80, middle Bailang Road, Shiyan City, Hubei Province, 442013 Patentee before: DONGFENG SPECIAL VEHICLE (SHIYAN) BUS Co.,Ltd. |
|
| TR01 | Transfer of patent right |