Battery pack protection device for pure-electric transport van

Abstract

The utility model discloses a battery pack protection device of a pure electric type transport van, which comprises a front anti-collision cross beam (1) and a front suspension (2), the protection device is a protection plate (3) arranged on the front anti-collision cross beam (1) and the front suspension (2), a battery pack (8) is arranged on the protection plate (3), the protection plate (3) comprises a front plate (31), a middle plate (32) and a rear plate (33), and reinforcing ribs (7) are arranged on the protection plate (3). The front part of the protection plate (3) is fixed on the front anti-collision cross beam (1) through screws, the middle part of the protection plate (3) is mounted on a front suspension (2) body, and the rear part of the protection plate (3) is fixed on a battery pack (8) body in a screw joint manner, so that the phenomena of collision / damage, short circuit due to water inflow and the like of the battery pack (8) are avoided, and the wind resistance during vehicle running can be effectively reduced; and meanwhile, mounting hole sites are reserved in the protection device, so that the universality of various battery packs (8) is realized, the development cost is reduced, and the development period is shortened.

Description

TECHNICAL FIELD

[0001] The utility model belongs to the technical field of battery pack, specifically, the utility model relates to a pure electric van battery pack protection device. BACKGROUND

[0002] In recent years, with the enhancement of global environmental protection consciousness and technological progress, the global new energy vehicle market shows a rapid growth trend, and the safety performance of power battery as the core power device of new energy vehicles is paid more and more attention.

[0003] Patent No. 202322002866.3, published on December 19, 2023, discloses a power battery pack protection device and a car, comprising: a protection plate, the protection plate comprises a first fixed part protection part and a second fixed part, the first fixed part is connected with the vehicle body, one end of the protection part is connected with the first fixed part, the other end of the protection part is connected with the second fixed part, and the protection part is inclinedly arranged, the first fixed part and the second fixed part are arranged in parallel, wherein the first fixed part and the vehicle body are fixedly connected through a connecting piece, the technical scheme in the utility model brings at least the following beneficial effects: the first fixed part and the second fixed part are arranged below the vehicle body, the protection part is fixed below the vehicle body through the first fixed part and the second fixed part, the protection part protects the battery pack, when the lower part of the vehicle body contacts the raised part of the road, the protection part contacts the raised part first, avoiding the battery pack from contacting the raised part of the road, effectively protecting the battery pack.

[0004] The current market mainstream pure electric integrated van freight transport vehicle, power battery is usually arranged below the cargo compartment floor, fixed to the vehicle body longitudinal beam through the transition support, and there is no protection device below the battery pack, during driving, the bottom of the battery pack may occasionally be knocked and damaged; if it is rainy and snowy, the high / low voltage wire harness connector of the battery pack has the risk of water ingress, which brings great safety hazard to the vehicle. UTILITY MODEL CONTENTS

[0005] The utility model aims at providing a pure electric van battery pack protection device capable of improving the safety performance of the battery pack.

[0006] In order to achieve the above purpose, the utility model adopts the technical scheme of: a pure electric van battery pack protection device, comprising a front anti-collision cross beam and a front suspension, the protection device is a protection plate arranged on the front anti-collision cross beam and the front suspension, and the battery pack is installed on the protection plate.

[0007] The protection plate comprises a front plate, a middle plate and a rear plate, the front plate and the rear plate are arranged on both sides of the middle plate, and the battery pack is installed on the rear plate.

[0008] The front panel is trapezoidal and is mounted on the front bumper beam.

[0009] The middle plate is positioned between the front suspensions on both sides.

[0010] The middle plate has a groove on its side for fitting the front suspension, and mounting brackets connected to the front suspension are provided on both sides of the middle plate.

[0011] The rear plate is provided with a screw-in boss for mounting the battery pack.

[0012] The screw-in bosses are evenly distributed along the edge of the rear plate.

[0013] The protective plate is equipped with reinforcing ribs.

[0014] The reinforcing ribs are arranged in an array on the protective plate.

[0015] The technical advantages of this utility model are as follows: the front part is fixed to the front anti-collision beam with screws, the middle part is installed on the front suspension body, and the rear part is fixed to the battery pack body with screws. This can prevent the battery pack from being bumped / damaged, or from water entering and short-circuiting, and can also effectively reduce the wind resistance of the vehicle. At the same time, the protective device has reserved installation holes to achieve the universality of multiple battery packs, reduce development costs and shorten the development cycle. Attached Figure Description

[0016] This manual includes the following figures, which illustrate the following:

[0017] Figure 1 This is a schematic diagram of the structure of a battery pack protection device for a pure electric van according to the present invention;

[0018] Figure 2 for Figure 1 A schematic diagram of a protective plate for a battery pack protection device in a pure electric van.

[0019] Figure 3 for Figure 1 A schematic diagram of the mounting bracket for a battery pack protection device in a pure electric van.

[0020] The markings in the diagram are: 1. Front bumper beam; 2. Front suspension; 3. Protective plate; 31. Front plate; 32. Middle plate; 33. Rear plate; 4. Groove; 5. Mounting bracket; 6. Screw-in boss; 7. Reinforcing rib; 8. Battery pack. Detailed Implementation

[0021] The specific embodiments of this utility model will be further described in detail below with reference to the accompanying drawings, in order to help those skilled in the art to have a more complete, accurate and in-depth understanding of the utility model concept and technical solution, and to facilitate its implementation.

[0022] Please refer to Figures 1-3 The application discloses a battery pack protection device for a pure electric van, which comprises a front anti-collision beam 1 and a front suspension 2, and the protection device is a protection plate 3 arranged on the front anti-collision beam 1 and the front suspension 2, and a battery pack 8 is arranged on the protection plate 3; the front part of the protection plate 3 is fixed on the front anti-collision beam 1 through screws, the middle part is arranged on the body of the front suspension 2, and the rear part is fixed on the body of the battery pack 8 through screw connection, so that the battery pack 8 is prevented from being damaged, short-circuited due to water and the like, and the air resistance of the vehicle during driving is effectively reduced; meanwhile, the protection device is provided with reserved mounting holes, so that the battery pack 8 is universal for multiple models, and the development cost is reduced and the development cycle is shortened.

[0023] The protection plate 3 comprises a front plate 31, a middle plate 32 and a rear plate 33, the front plate 31 and the rear plate 33 are arranged on the two sides of the middle plate 32, and the battery pack 8 is arranged on the rear plate 33; the battery pack 8 is arranged at the rear, so that the air resistance is reduced, the battery pack 8 is closer to the middle part of the vehicle, and the safety performance is higher.

[0024] The front plate 31 is in a trapezoidal shape and is arranged on the front anti-collision beam 1; the front plate 31 is attached to the inner side of the front anti-collision beam 1, and the front anti-collision beam 1 is used to fix the front plate 31, so that the strength of the front plate 31 is improved and the risk of breakage is reduced.

[0025] The middle plate 32 is arranged between the front suspensions 2 on the two sides; and the middle plate 32 is fixed by the front suspensions 2.

[0026] The side edges of the middle plate 32 are provided with grooves 4 embedded with the front suspensions 2, and the two sides of the middle plate 32 are provided with mounting brackets 5 connected with the front suspensions 2; the grooves 4 provide a place for the front suspensions 2 to move.

[0027] The rear plate 33 is provided with screw connection bosses 6 for mounting the battery pack 8; the battery pack 8 is fixed on the screw connection bosses 6 through screws, so that the battery pack 8 is lifted and is prevented from being affected by water, and the strength of the connection part is increased due to the bosses.

[0028] The screw connection bosses 6 are uniformly arranged on the edges of the rear plate 33; the battery pack 8 is fixed by the screw connection bosses 6, so that the fixing is more stable.

[0029] The protection plate 3 is provided with reinforcing ribs 7; the overall strength of the protection plate 3 is improved, and the risk of breakage is reduced.

[0030] The reinforcing ribs 7 are arranged in an array on the protection plate 3; the strength of each region of the protection plate 3 is enhanced.

[0031] The utility model discloses technical effect is: the front part is fixed on the front anti -collision crossbeam 1 through screw, the middle part is installed on the front suspension 2 body, and the rear part is fixed in the battery package 8 body through the form of screw joint, realizes the phenomenon of avoiding battery package 8 knock / damage, water inlet short circuit etc. Occur, and can effectively reduce the vehicle running wind resistance, the protection device reservation mounting hole position realizes the versatility of multiple battery package 8, reduces the development cost, shortens the development cycle.

[0032] The utility model has been described exemplarily above in connection with the drawings. Obviously, the specific implementation of the utility model is not limited by the above-mentioned mode. As long as various non-essential improvements are made using the method concept and technical solution of the utility model; or without improvement, the above-mentioned concept and technical solution of the utility model are directly applied to other occasions, which are within the protection scope of the utility model.

Claims

1. A battery pack protection device for a pure electric van, comprising a front anti-collision cross beam (1) and a front suspension (2), characterized in that: The protection device is a protection plate (3) arranged on the front anti-collision cross beam (1) and the front suspension (2), and the battery pack (8) is mounted on the protection plate (3).

2. A battery pack guard for an all-electric van, according to claim 1, characterized in that: The protection plate (3) comprises a front plate (31), a middle plate (32) and a rear plate (33), the front plate (31) and the rear plate (33) are arranged on both sides of the middle plate (32), and the battery pack (8) is mounted on the rear plate (33).

3. A battery pack guard for an all-electric van, according to claim 2, wherein: The front plate (31) is trapezoidal, and the front plate (31) is mounted on the front anti-collision cross beam (1).

4. The battery pack guard for a pure electric van of claim 2, wherein: The middle plate (32) is arranged between the front suspensions (2) on both sides.

5. A battery pack guard for an all-electric van, according to claim 4, wherein: The side edges of the middle plate (32) are provided with grooves (4) embedded with the front suspensions (2), and the middle plate (32) is provided with mounting brackets (5) connected with the front suspensions (2) on both sides.

6. A battery pack guard for an all-electric van, according to claim 2, wherein: The rear plate (33) is provided with screw connection bosses (6) for mounting the battery pack (8).

7. A battery pack guard for an all-electric van, according to claim 6, wherein: The screw connection bosses (6) are uniformly arranged on the edges of the rear plate (33).

8. A battery pack guard for an all-electric van, according to claim 1 or 2, characterized in that: The protection plate (3) is provided with reinforcing ribs (7).

9. A battery pack guard for an all-electric van, according to claim 8, wherein: The reinforcing ribs (7) are arranged in an array on the protection plate (3).

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