CN211507727U - Automobile power battery protection assembly and automobile - Google Patents

Automobile power battery protection assembly and automobile Download PDF

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Publication number
CN211507727U
CN211507727U CN202020326624.3U CN202020326624U CN211507727U CN 211507727 U CN211507727 U CN 211507727U CN 202020326624 U CN202020326624 U CN 202020326624U CN 211507727 U CN211507727 U CN 211507727U
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CN
China
Prior art keywords
power battery
automobile
vertical plate
protection assembly
battery protection
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Active
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CN202020326624.3U
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Chinese (zh)
Inventor
贺伟
汪鸿志
董立强
张世友
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Chongqing Jin Kang Sai Li Si New Energy Automobile Design Institute Co ltd
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Chongqing Jin Kang Sai Li Si New Energy Automobile Design Institute Co ltd
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Priority to CN202020326624.3U priority Critical patent/CN211507727U/en
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    • YGENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y02TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02EREDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
    • Y02E60/00Enabling technologies; Technologies with a potential or indirect contribution to GHG emissions mitigation
    • Y02E60/10Energy storage using batteries

Abstract

The utility model relates to an automobile power battery protection component and an automobile, which comprises an anti-collision block arranged between an automobile front auxiliary frame and a power battery shell; the anti-collision block is fixed on the front wall of the power battery shell and is provided with a cavity structure for absorbing energy and damping vibration; the utility model discloses a set up the anticollision piece that has cavity structures between battery housing antetheca and preceding auxiliary frame, do benefit to atress buffering and energy-absorbing damping between sub vehicle frame and power battery housing antetheca before forming the car, do benefit to the problem of avoiding impaling power battery housing outer wall and contacting the battery module that probably leads to when the sub vehicle frame of frontal collision extremely appears, do benefit to the improvement to power battery's protection and improvement security, and simple structure, it is convenient to set up.

Description

Automobile power battery protection assembly and automobile
Technical Field
The utility model relates to an automobile anticollision field, concretely relates to automobile power battery protection component and car.
Background
The new energy automobile adopts unconventional automobile fuel as a power source (or adopts conventional automobile fuel and a novel vehicle-mounted power device), integrates advanced technologies in the aspects of power control and driving of the automobile, and forms an automobile with advanced technical principle, new technology and new structure. The new energy automobile comprises a pure electric automobile, a range-extended electric automobile, a hybrid electric automobile, a fuel cell electric automobile, a hydrogen engine automobile, other new energy automobiles and the like.
An electric vehicle (BEV) is an important component of a new energy automobile, and refers to a vehicle which uses a vehicle-mounted power supply as power and uses a motor to drive wheels to run and meets various requirements of road traffic and safety regulations. In the prior art, the electric automobile needs to increase the electric quantity of the battery as much as possible for increasing the endurance mileage, and in order to increase the electric quantity, the power battery module is often needed to be increased, so that the occupied volume of the power battery is increased continuously, the distance between the front wall of the power battery shell and the front auxiliary frame is inevitably reduced continuously, and under the condition, the front collision auxiliary frame most possibly impacts the power battery and pierces the outer wall to contact the battery module, so that serious consequences are caused.
Based on above problem, the utility model provides an automobile power battery protection component and car. This car power battery protection component and car do benefit to the problem of sub vehicle frame striking and puncture the power battery antetheca before solving the frontal collision, do benefit to the protection that improves power battery and improve the security, and simple structure, it is convenient to set up.
SUMMERY OF THE UTILITY MODEL
In view of this, the utility model provides an overcome prior art problem, provide an automobile power battery protection component and car does benefit to the problem that solves the front collision front sub vehicle frame striking and puncture the power battery antetheca, does benefit to the protection that improves power battery and improves the security, and simple structure, it is convenient to set up.
The utility model discloses an automobile power battery protection component, which comprises an anti-collision block arranged between an automobile front auxiliary frame and a power battery shell; the anti-collision block is fixed on the front wall of the power battery shell and is provided with a cavity structure for absorbing energy and damping vibration; do benefit to atress buffering and energy-absorbing damping between sub vehicle frame and the power battery casing front wall before forming the car, do benefit to the problem of the impaling power battery casing outer wall that probably leads to and contacting the battery module of avoiding when the sub vehicle frame of frontal impact extremely appearing, do benefit to the protection of improvement to power battery and improve the security, and simple structure, it is convenient to set up.
Furthermore, the anti-collision blocks are correspondingly arranged between the front wall of the power battery shell and the left and right backward protruding structures of the front auxiliary frame; the anti-collision block is arranged at the position with the highest puncture risk, namely between the backward protruding connecting structure on the left side of the front auxiliary frame and the front wall of the power battery shell at the corresponding position and between the backward protruding connecting structure on the right side of the front auxiliary frame and the front wall of the power battery shell at the corresponding position, so that the problem that the battery module is contacted by puncturing the outer wall of the power battery shell when the front auxiliary frame is collided in the front side is further avoided, and the protection of the power battery is improved and the safety is improved; the left and right directions here correspond to the left and right directions of the automobile.
Furthermore, the anti-collision block comprises a front vertical plate and a rear vertical plate; a plurality of connecting plates for enabling the anti-collision block to form a multi-cavity structure are arranged between the front vertical plate and the rear vertical plate at intervals; preferably, five connecting plates are arranged at intervals, so that a stable multi-cavity structure is formed, sufficient support performance can be formed along the front-rear direction when the power battery shell is impacted, energy absorption and vibration reduction when the power battery shell is impacted by the front auxiliary frame are facilitated, and the front wall of the power battery shell is prevented from being pierced possibly.
Further, the thickness of preceding riser and back riser is roughly equal and is greater than the connecting plate thickness, through the thick setting of preceding riser and back riser and the setting of reducing thickness of connecting plate, does benefit to the protection power battery casing antetheca and does not impale and when guaranteeing along fore-and-aft direction's support nature, does benefit to deformation energy-absorbing in the collision process in order to play the cushioning effect.
Further, the connecting plate is horizontally arranged; the connecting plate and the front vertical plate, and the connecting plate and the rear vertical plate are all arranged vertically, and the corresponding connecting positions are all arranged in an arc transition manner; the anti-collision block forms a box-shaped structure with openings at the left end and the right end; the integral structural strength and the stability of the anti-collision block are further favorably ensured, so that the support property and the anti-collision performance in the front and back directions are favorably ensured; the left and right directions here correspond to the left and right directions of the automobile.
Further, the front vertical plate and the rear vertical plate are of a similar rectangular structure, and the length direction of the front vertical plate and the length direction of the rear vertical plate are arranged along the horizontal direction; do benefit to the area of contact who increases between anticollision piece and power battery casing front wall in order to form firm the connection, do benefit to the maximize and avoid the puncture of preceding sub vehicle frame to power battery casing front wall when receiving the striking.
Further, the width of the front vertical plate and the width of the rear vertical plate are larger than the distance between the front vertical plate and the rear vertical plate; the fixing stability of the anti-collision block on the front wall of the power battery shell is improved, and the anti-collision block is arranged in a limited space to protect the front wall of the power battery shell.
Furthermore, the upper end of the rear vertical plate is provided with an upper connecting edge, and the lower end of the rear vertical plate is provided with a lower connecting edge; go up the connection limit and connect the limit down and can be for setting up the connection limit of lower extreme on the back riser, also can directly be formed at the upper and lower end of back riser, that is to say that the upper and lower end of back riser directly corresponds and forms connection limit and lower connection limit to form the fixed connection between crashproof piece and power battery casing front wall, if through the welding, no longer describe herein.
The utility model also provides an automobile, automobile have as above automobile power battery protection component.
The utility model has the advantages that:
the utility model discloses an automobile power battery protection subassembly and car, through set up the anticollision piece that has cavity structures between battery housing antetheca and preceding auxiliary frame, do benefit to atress buffering and energy-absorbing damping between sub vehicle frame and power battery housing antetheca before forming the car, do benefit to the problem of avoiding impaling power battery housing outer wall and contacting the battery module that probably leads to when the sub vehicle frame of frontal collision extremely appears, do benefit to the protection that improves power battery and improve the security, and simple structure, it is convenient to set up.
Drawings
The invention will be further described with reference to the following figures and examples:
FIG. 1 is a schematic view of the assembly of the present invention;
FIG. 2 is a schematic structural view of the present invention;
FIG. 3 is a schematic structural view of the present invention;
fig. 4 is a schematic view of the installation of the present invention;
fig. 5 is a schematic view of a part of the installation of the present invention.
Detailed Description
FIG. 1 is a schematic view of the assembly of the present invention; FIG. 2 is a schematic structural view of the present invention; FIG. 3 is a schematic structural view of the present invention; fig. 4 is a schematic view of the installation of the present invention; fig. 5 is a schematic view of a mounting part of the present invention, and as shown in the figure, the protection assembly for a power battery of an automobile of the present embodiment includes an anti-collision block 2 disposed between a front subframe 1 of the automobile and a power battery housing 3; the anti-collision block 2 is fixed on the front wall of the power battery shell 3 and is provided with a cavity structure for energy absorption and vibration reduction; do benefit to and form atress buffering and energy-absorbing damping between sub vehicle frame 1 and power battery casing 3 front wall before the car, do benefit to the problem of avoiding impaling 3 outer walls of power battery casing and contacting the battery module that probably lead to when the sub vehicle frame 1 of frontal collision extremely appears, do benefit to the improvement to power battery's protection and improvement security, and simple structure, it is convenient to set up.
In the embodiment, the anti-collision blocks 2 are two structures which are correspondingly arranged between the front wall of the power battery shell 3 and the left and right backward protruding structures of the front auxiliary frame 1; the anti-collision block 2 is arranged at the position with the highest puncture risk, namely between the backward protruding connecting structure 11 at the left side of the front subframe 1 and the front wall 31 of the power battery shell at the corresponding position and between the backward protruding connecting structure 12 at the right side of the front subframe and the front wall 32 of the power battery shell at the corresponding position, so that the problem that the outer wall of the power battery shell 3 is punctured to contact with a battery module when the front subframe 1 is collided in the front side is further avoided, the protection of a power battery is improved, and the safety is improved; (ii) a The left and right directions here correspond to the left and right directions of the automobile.
In this embodiment, the anti-collision block 2 includes a front vertical plate 4 and a rear vertical plate 5; a plurality of connecting plates 6 used for enabling the anti-collision block 1 to form a multi-cavity structure are arranged between the front vertical plate 4 and the rear vertical plate 5 at intervals; preferably, at least five connecting plates 6 are arranged at intervals, so that a stable multi-cavity structure is formed, sufficient support performance can be formed along the front-rear direction when the power battery is impacted, energy absorption and vibration reduction when the power battery is impacted by the front auxiliary frame 1 are facilitated, and the front wall of the power battery shell 3 is prevented from being pierced possibly.
In this embodiment, the thicknesses of the front vertical plate 4 and the rear vertical plate 5 are approximately equal and greater than the thickness of the connecting plate 6, and the thicker arrangement of the front vertical plate 4 and the rear vertical plate 5 and the thickness-reduced arrangement of the connecting plate 6 are favorable for protecting the front wall of the power battery shell 3 from being pierced and ensuring the support property along the front-rear direction, and are favorable for deformation energy absorption in the collision process to play a role in buffering.
In this embodiment, the connecting plate 6 is horizontally disposed; the connecting plate 6 and the front vertical plate 4, and the connecting plate 6 and the rear vertical plate 5 are all arranged vertically to each other, and the corresponding connecting parts are all arranged in an arc transition manner; the anti-collision block 2 forms a box-shaped structure with openings at the left end and the right end; the integral structural strength and the stability of the anti-collision block 2 are further favorably ensured, so that the front-back direction support property and the anti-collision performance are favorably ensured; the left and right directions here correspond to the left and right directions of the automobile.
In this embodiment, the front vertical plate 4 and the rear vertical plate 5 are of a quasi-rectangular structure and are arranged along the horizontal direction in the length direction; the contact area between the anti-collision block 2 and the front wall of the power battery shell 3 is increased to form stable connection, and meanwhile, the front auxiliary frame 1 is prevented from puncturing the front wall of the power battery shell 3 when the front auxiliary frame is impacted to the maximum extent.
In this embodiment, the widths of the front vertical plate 4 and the rear vertical plate 5 are greater than the distance between the front vertical plate 4 and the rear vertical plate 5; the fixing stability of the anti-collision block 2 on the front wall of the power battery shell 3 is improved, and the anti-collision block 2 is arranged in a limited space to protect the front wall of the power battery shell 3.
In this embodiment, the upper end of the rear vertical plate 5 is provided with an upper connecting edge 7, and the lower end of the rear vertical plate 5 is provided with a lower connecting edge 8; go up connecting edge 7 and lower connecting edge 8 can be for setting up in the connecting edge of the last lower extreme of back riser 5, also can directly be formed at the upper and lower end of back riser 5, that is to say that the upper and lower end of back riser 5 directly corresponds and forms connecting edge 7 and lower connecting edge 8 (the fixed mounting that the anticollision piece that shows in fig. 4 and 5 was this mode of setting in power battery casing antetheca) to form the fixed connection between anticollision piece 2 and 3 front walls of power battery casing, if through the welding, no longer describe here.
The embodiment also provides an automobile, which is provided with the automobile power battery protection assembly.
Finally, although the present invention has been described in detail with reference to the preferred embodiments, it should be understood by those skilled in the art that the present invention can be modified or replaced by other means without departing from the spirit and scope of the present invention, which should be construed as limited only by the appended claims.

Claims (9)

1. An automobile power battery protection assembly is characterized by comprising an anti-collision block arranged between a front auxiliary frame of an automobile and a power battery shell; the anti-collision block is fixed on the front wall of the power battery shell and is provided with a cavity structure for absorbing energy and damping vibration.
2. The vehicle power battery protection assembly of claim 1, wherein the bumper is disposed between two of the left and right rear protruding structures of the front wall of the power battery housing and the front subframe.
3. The automotive power battery protection assembly of claim 1, wherein the crash block includes a front riser and a rear riser; a plurality of connecting plates used for enabling the anti-collision blocks to form a multi-cavity structure are arranged between the front vertical plate and the rear vertical plate at intervals.
4. The automotive power battery guard assembly of claim 3, wherein the front and rear risers are substantially equal in thickness and greater than the connecting plate.
5. The automotive power battery protection assembly of claim 3, wherein the connection plate is horizontally disposed; the connecting plate and the front vertical plate, and the connecting plate and the rear vertical plate are all arranged vertically, and the corresponding connecting positions are all arranged in an arc transition manner; the anti-collision block forms a box-shaped structure with openings at the left end and the right end.
6. The automobile power battery protection assembly of claim 3, wherein the front vertical plate and the rear vertical plate are of a quasi-rectangular structure and are arranged in a horizontal direction along a length direction.
7. The automobile power battery protection assembly of claim 6, wherein the width of the front vertical plate and the rear vertical plate is greater than the distance between the front vertical plate and the rear vertical plate.
8. The automobile power battery protection assembly according to claim 3, wherein the upper end of the rear vertical plate is provided with an upper connecting edge, and the lower end of the rear vertical plate is provided with a lower connecting edge.
9. An automobile, characterized in that: the automobile is provided with the automobile power battery protection assembly of any one of claims 1 to 8.
CN202020326624.3U 2020-03-16 2020-03-16 Automobile power battery protection assembly and automobile Active CN211507727U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN202020326624.3U CN211507727U (en) 2020-03-16 2020-03-16 Automobile power battery protection assembly and automobile

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN202020326624.3U CN211507727U (en) 2020-03-16 2020-03-16 Automobile power battery protection assembly and automobile

Publications (1)

Publication Number Publication Date
CN211507727U true CN211507727U (en) 2020-09-15

Family

ID=72402734

Family Applications (1)

Application Number Title Priority Date Filing Date
CN202020326624.3U Active CN211507727U (en) 2020-03-16 2020-03-16 Automobile power battery protection assembly and automobile

Country Status (1)

Country Link
CN (1) CN211507727U (en)

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