CN212373174U - Battery backplate and vehicle - Google Patents

Abstract

The application discloses battery backplate and vehicle, the battery backplate is suitable for to install in the below on vehicle body floor and is located the outside of battery, the battery backplate be suitable for the overlap joint in vehicle body floor and with battery detachably links to each other, the battery backplate has downward convex air dam structure. The utility model provides a battery backplate through set up the air dam structure at the battery backplate for the vehicle driving process, after the battery backplate is flowed through to the air current, the speed that the air current flowed through the automobile body can be quickened to the air dam structure, reduces the air current that is drawn into the chassis, makes the air current can follow the bottom rapid flow through of vehicle, thereby reduces the windage of traveling of vehicle effectively, and then reduces power battery electricity core quantity and cost, promotes the electric motor car continuation of the journey mileage.

Description

Battery backplate and vehicle

Technical Field

The application relates to the technical field of vehicle manufacturing, in particular to a battery guard plate and a vehicle with the same.

Background

The whole vehicle wind resistance coefficient is one of the key concerns of electric vehicle research and development, and becomes one of the key factors whether the vehicle type is purchased and approved by customers or not because the whole vehicle wind resistance coefficient is designed to the battery selection and can directly reflect the endurance mileage of the electric vehicle. In the related art, the battery is basically installed below the floor of the vehicle body, and the wind resistance at the bottom of the battery is high, so that turbulence is easily generated after airflow enters a chassis, the safety and the endurance mileage of the vehicle are affected, and an improved space exists.

Disclosure of Invention

The present application is directed to solving at least one of the problems in the prior art. Therefore, an aim at of this application provides a battery backplate, does benefit to the windage that promotes whole car bottom, reduces power battery electricity core quantity and cost, promotes the electric motor car continuation of the journey mileage.

According to the battery backplate of the embodiment of the application, the battery backplate is suitable for installing in the below of vehicle body floor and is located the outside of battery, the battery backplate be suitable for overlap joint in vehicle body floor and with battery detachably links to each other, the battery backplate has the air dam structure of downward bulge.

According to the battery backplate of this application embodiment, through set up the air dam structure at the battery backplate for the vehicle driving process, after the battery backplate is flowed through to the air current, the speed that the air current flowed through the automobile body can be accelerated to the air dam structure, reduces the air current that is drawn into the chassis, makes the air current can follow the bottom of vehicle and flow through fast, thereby reduces the windage of traveling of vehicle effectively, and then reduces power battery electricity core quantity and cost, promotes the electric motor car continuation of the journey mileage.

According to some embodiments of the present application, the battery guard plate includes two sub guard plates respectively located at both sides of the battery, and each of the sub guard plates is provided with the air dam structure.

According to some embodiments of the present application, the air dam structure is disposed along a lateral extension and the air dam structure is located at a rear end of the sub-protector.

According to some embodiments of the battery cover sheet of the present application, the air dam structure is located laterally outside the sub-cover sheet.

According to some embodiments of the application battery backplate, sub-backplate is equipped with the hole of dodging that is used for dodging the machine of lifting, the air dam structure is located the border department of dodging the hole.

According to the battery backplate of some embodiments of this application, it is a plurality of, a plurality of to dodge the hole and follow the spaced apart setting of length direction of sub-backplate, and a plurality of lie in the rearmost in dodging the border department of dodging the hole is equipped with the air dam structure.

According to some embodiments of the present application, the air dam structure includes a baffle plate extending downward from a bottom surface of the sub-shield.

According to the battery protection plate of some embodiments of the application, two sub protection plates are symmetrically arranged on two sides of the battery, and the two sub protection plates are connected through the connecting plate.

According to some embodiments of the application, the sub-fender is provided with a plurality of overlapping positions for connecting with the vehicle body floor, and the overlapping positions are arranged at intervals along the length direction of the sub-fender and are all spaced from the air dam structure.

The present application further provides a vehicle.

According to the vehicle of the embodiment of the present application, the battery guard according to any one of the embodiments described above is provided.

The vehicle and the battery guard plate have the same advantages compared with the prior art, and the description is omitted.

Additional aspects and advantages of the present application will be set forth in part in the description which follows and, in part, will be obvious from the description, or may be learned by practice of the present application.

Drawings

The above and/or additional aspects and advantages of the present application will become apparent and readily appreciated from the following description of the embodiments, taken in conjunction with the accompanying drawings of which:

FIG. 1 is an assembly view of a battery guard and a vehicle body floor according to an embodiment of the present application;

FIG. 2 is a schematic structural diagram of a battery guard according to an embodiment of the present application;

fig. 3 is an enlarged view of a battery guard at an air dam structure according to an embodiment of the present application.

Reference numerals:

the battery guard plate 100 is provided with a battery,

a sub-protection plate 1, an air dam structure 2, a avoiding hole 3, a connecting hole 4, a connecting plate 5,

a vehicle body floor 101.

Detailed Description

Reference will now be made in detail to embodiments of the present application, examples of which are illustrated in the accompanying drawings, wherein like or similar reference numerals refer to the same or similar elements or elements having the same or similar function throughout. The embodiments described below with reference to the drawings are exemplary only for the purpose of explaining the present application and are not to be construed as limiting the present application.

Unless otherwise specified, the front-rear direction in the present application is the longitudinal direction of the vehicle, i.e., the X direction; the left and right directions are the transverse direction of the vehicle, namely the Y direction; the up-down direction is the vertical direction of the vehicle, i.e., the Z direction.

Referring now to fig. 1-3, a battery guard 100 according to an embodiment of the present application is described, wherein the battery guard 100 facilitates accelerating the airflow through the chassis, further reducing turbulence caused by the airflow on both sides of the vehicle catching on the bottom, and thus providing a dual wind resistance reduction effect.

As shown in fig. 1, according to the battery guard 100 of the embodiment of the present application, the battery guard 100 is adapted to be installed under a vehicle body floor 101, and the battery guard 100 is located outside the battery, so that the battery guard 100 is beneficial to enhancing the structural strength of the vehicle body floor 101 in the areas on both sides of the battery, thereby protecting the battery well.

It should be noted that the battery guard plate 100 can be installed on both lateral sides of the battery guard plate 100, so that the battery guard plate 100 can reduce the impact energy applied to the battery in the lateral direction, so that when the vehicle is impacted by side collision, the battery guard plate 100 can effectively protect the battery, thereby preventing the battery from being deformed due to the excessive lateral impact force, improving the safety of the battery, and ensuring that the vehicle can still maintain a good running state when being impacted in the lateral direction.

The battery guard plate 100 is suitable for being lapped on the vehicle body floor 101, for example, a plurality of lapping planes are arranged on the lower surface of the vehicle body floor 101, and the battery guard plate 100 is lapped on the plurality of lapping planes, so that a larger contact plane is arranged between the battery guard plate 100 and the vehicle body floor 101, the friction force between the battery guard plate 100 and the vehicle body floor 101 is enhanced, the battery guard plate 100 and the vehicle body floor 101 are relatively fixed through bolts and the plurality of lapping planes, the connection and fixation of the battery guard plate 100 and the vehicle body floor 101 are realized, and the battery guard plate 100 is stably installed below the vehicle.

Battery backplate 100 links to each other with battery detachably, if battery backplate 100 can pass through bolted connection with the battery, like this, the dismouting and the change of battery can not be influenced in the setting of battery backplate 100, and receives the micro-deformation back at battery backplate 100, can in time demolish the change to can carry out the protection that lasts to the battery in the assurance follow-up striking process.

As shown in fig. 1, 2 and 3, the battery protector 100 has an air dam structure 2, the air dam structure 2 protrudes downward, the air dam structure 2 in this application is disposed on the lower surface of the battery protector 100, and extends downward from the lower surface of the battery protector 100 to function as a longitudinal flow guide at the bottom of the vehicle.

It should be noted that, in the conventional vehicle structure, when the airflow passes through the chassis of the vehicle, the airflow is easily disturbed by the chassis components, so that more turbulence is generated, which is not beneficial to the airflow leaving the vehicle body quickly. And this application is through setting up air dam structure 2 at battery backplate 100 for the vehicle driving in-process, after battery backplate 100 is flowed through to the air current, air dam structure 2 can accelerate the speed that the air current flowed through the automobile body, reduces the air current that is drawn into the chassis, makes the air current can follow the bottom of vehicle and flow through fast, thereby reduces the windage of traveling of vehicle effectively, and then reduces power battery electricity core quantity and cost, promotes the electric motor car continuation of the journey mileage.

In some embodiments, as shown in fig. 1 and fig. 2, the battery protection plate 100 includes two sub protection plates 1, and the two sub protection plates 1 are respectively located at two sides of the battery, so that the two sub protection plates 1 respectively play a role of safety protection for two sides of the battery, and thus when any side of the vehicle in the transverse direction is impacted by an external force, the sub protection plate 1 at the corresponding side can protect the battery, and the battery is prevented from being impacted by an excessive force.

Wherein, as shown in fig. 1, and every sub-backplate 1 all is equipped with air dam structure 2, that is to say, two sub-backplate 1 not only can play the guard action respectively to the both sides of battery, and two sub-backplate 1 still can play the effect of guide in the left and right sides of automobile body floor 101 below to the windage homoenergetic that makes the both sides of vehicle bottom reduces effectively, guarantees that the air current is comparatively balanced at the mobile windage of vehicle bottom both sides, does benefit to the windage that reduces whole car.

In some embodiments, the air dam structure 2 extends in a transverse direction, as shown in fig. 1, the air dam structure 2 extends in a left-right direction of the vehicle, so that the extending direction of the air dam structure 2 is perpendicular to the advancing direction of the vehicle, and thus, the airflow flowing through the sub-fender 1 can be effectively guided under the action of the air dam structure 2, thereby accelerating the airflow and reducing the wind resistance of the whole vehicle.

Wherein, as shown in fig. 1 and fig. 2, the air dam structure 2 is located the rear end of sub-backplate 1, it needs to be explained that the bottom of vehicle is close to front position department and is provided with water conservancy diversion structure usually, and this application locates the rear end of sub-backplate 1 with air dam structure 2, can make air dam structure 2 to flow to the vehicle bottom and be close to the air current of rear position department and guide effectively, thereby make whole car bottom along the windage homoenergetic of fore-and-aft each position department can reduce effectively, do benefit to the continuation of the journey mileage that promotes whole car.

In some embodiments, the air dam structure 2 is located at the lateral outer side of the sub-fender 1, as shown in fig. 3, the air dam structure 2 extends from a position near the lateral middle of the sub-fender 1 to the edge of the lateral outer side of the sub-fender 1, so as to facilitate guiding the airflow downwards and outwards, thereby improving the flow guiding effect and effectively reducing the running wind resistance of the vehicle.

In some embodiments, as shown in fig. 1, the sub-guard plate 1 is provided with an avoiding hole 3 for avoiding the lifting machine, the air dam structure 2 is disposed at an edge of the avoiding hole 3, as shown in fig. 1, 2 and 3, the air dam structure 2 is disposed at a front edge of the avoiding hole 3, it should be noted that, as shown in fig. 3, the avoiding hole 3 is open along a transverse outer side, so that, in a production process, the avoiding hole 3 can play an avoiding role for a processing device of the air dam structure 2, so as to facilitate rapid processing of the air dam structure 2, reduce a processing difficulty of the air dam structure 2, and improve a processing efficiency of the battery guard plate 100.

Wherein, dodge the hole 3 and be a plurality of, a plurality of holes 3 of dodging are along the spaced apart setting of the length direction of sub-backplate 1, and lie in the border department of the hole 3 of dodging of rearmost end in a plurality of holes 3 of dodging and be equipped with air dam structure 2. As shown in fig. 3, each sub-backplate 1 is equipped with two dodge holes 3, and four dodge holes 3 of two sub-backplates 1 are located the position department that is close to four wheels respectively, do benefit to and lift the vehicle through the machine of lifting, and the front side border department that is located the dodge hole 3 of rear end of each sub-backplate 1 is equipped with air dam structure 2, like this, can make air dam structure 2 can carry out fine guide to the air current of vehicle bottom, and air dam structure 2 does benefit to the shaping.

In some embodiments, the air dam structure 2 includes a flow guiding plate extending downward from the bottom surface of the sub-guard plate 1, as shown in fig. 3, the flow guiding plate extends downward from the bottom surface of the sub-guard plate 1 to form a flow guiding structure perpendicular to the vehicle advancing direction at the bottom of the sub-guard plate 1, so as to achieve the effect of guiding the air flow, and the flow guiding plate has a larger flow guiding surface, which is beneficial to enhancing the guiding effect of the air flow.

In some embodiments, as shown in fig. 1, two sub-guard plates 1 are symmetrically arranged on two sides of the battery, so that the two sub-guard plates 1 can be processed in the same processing mode, if the two sub-guard plates 1 can be produced in a collinear manner, the processing cost of the battery guard plate 100 is reduced, and the flow guide effects of the two sub-guard plates 1 on two sides of the battery are the same, so that the flow guide effects on two sides of the bottom of the whole vehicle are more balanced, and the structural design rationality of the battery guard plate 100 is improved.

As shown in fig. 2, the two sub-guard plates 1 are connected through a connecting plate 5, the connecting plate 5 extends in the transverse direction, and the two transverse ends of the connecting plate 5 are respectively located on the two sub-guard plates 1 and fixedly connected, so that the two sub-guard plates 1 are connected into a whole through the connecting plate 5, and the battery guard plates 100 can be conveniently and rapidly mounted and dismounted.

In some embodiments, as shown in fig. 1 and 2, the sub-fender 1 is provided with a plurality of overlapping positions for connecting with the vehicle body floor 101, wherein, as shown in fig. 2, the overlapping positions may be overlapping planes, and the connecting holes 4 penetrating through the sub-fender 1 are provided on the overlapping planes, so that the sub-fender 1 can be fixed with the vehicle body floor 101 through bolts penetrating through the connecting holes 4.

The plurality of overlapping positions are arranged at intervals along the length direction of the sub-guard plate 1, so that the sub-guard plate 1 is fixedly connected with the vehicle body floor 101 at a plurality of longitudinal positions, and the connection strength of the battery guard plate 100 and the vehicle body floor 101 is improved. And a plurality of overlap joint positions all separate with air dam structure 2, avoid the bolt to produce the interference to the water conservancy diversion effect of air dam structure 2, improve the rationality that 1 structure of sub-backplate set up.

The present application further provides a vehicle.

According to the vehicle of this application embodiment, the vehicle is electric automobile, and is provided with power battery in the bottom of automobile body to and the battery backplate 100 of any kind of above-mentioned embodiment, through setting up this battery backplate 100, can improve power battery's security, and do benefit to the air current of accelerating the vehicle bottom and flow through the automobile body fast, reduce the air current that is drawn into the chassis, do benefit to effectively to reduce the windage that the vehicle travel, reduce power battery electricity core quantity and cost, promote electric automobile's continuation of the journey mileage.

In the description of the present application, it is to be understood that the terms "center," "longitudinal," "lateral," "length," "width," "thickness," "upper," "lower," "front," "rear," "left," "right," "vertical," "horizontal," "top," "bottom," "inner," "outer," "clockwise," "counterclockwise," "axial," "radial," "circumferential," and the like are used in the orientations and positional relationships indicated in the drawings for convenience in describing the present application and for simplicity in description, and are not intended to indicate or imply that the referenced devices or elements must have a particular orientation, be constructed and operated in a particular orientation, and are therefore not to be considered limiting of the present application.

In the description of the present application, "the first feature" and "the second feature" may include one or more of the features.

In the description of the present application, "a plurality" means two or more.

In the description of the present application, the first feature being "on" or "under" the second feature may include the first and second features being in direct contact, and may also include the first and second features being in contact not directly but via another feature therebetween.

In the description of the present application, the first feature being "on," "above" and "over" the second feature includes the first feature being directly above and obliquely above the second feature, or simply indicating that the first feature is at a higher level than the second feature.

Other configurations of …, such as … and …, and the like and operation according to embodiments of the present application are known to those of ordinary skill in the art and will not be described in detail herein.

In the description herein, reference to the description of the terms "one embodiment," "some embodiments," "an illustrative embodiment," "an example," "a specific example," or "some examples" or the like means that a particular feature, structure, material, or characteristic described in connection with the embodiment or example is included in at least one embodiment or example of the application. In this specification, the schematic representations of the terms used above do not necessarily refer to the same embodiment or example. Furthermore, the particular features, structures, materials, or characteristics described may be combined in any suitable manner in any one or more embodiments or examples.

While embodiments of the present application have been shown and described, it will be understood by those of ordinary skill in the art that: various changes, modifications, substitutions and alterations can be made to the embodiments without departing from the principles and spirit of the application, the scope of which is defined by the claims and their equivalents.

Claims (10)

1. A battery guard (100), characterized in that, the battery guard (100) is suitable for being installed under the vehicle body floor (101) and is positioned at the outer side of the battery, the battery guard (100) is suitable for being lapped on the vehicle body floor (101) and is detachably connected with the battery, and the battery guard (100) is provided with an air dam structure (2) protruding downwards.

2. The battery cover (100) according to claim 1, wherein the battery cover (100) comprises two sub-covers (1) respectively located on both sides of the battery, and each sub-cover (1) is provided with the air dam structure (2).

3. The battery cover (100) according to claim 2, wherein the air dam structure (2) is provided to extend in the lateral direction and the air dam structure (2) is located at the rear end of the sub-cover (1).

4. The battery cover (100) according to claim 3, wherein the air dam structure (2) is located laterally outside the sub-cover (1).

5. The battery guard plate (100) according to claim 2, wherein the sub-guard plate (1) is provided with an avoidance hole (3) for avoiding a lifter, and the air dam structure (2) is provided at an edge of the avoidance hole (3).

6. The battery protection plate (100) according to claim 5, wherein the avoiding holes (3) are plural, the avoiding holes (3) are spaced apart along the length direction of the sub-protection plate (1), and the air dam structure (2) is disposed at the edge of the avoiding hole (3) located at the rearmost end in the avoiding holes (3).

7. The battery cover (100) of claim 2, wherein the air dam structure (2) comprises a baffle extending downward from the underside of the sub-cover (1).

8. The battery protector (100) according to claim 2, wherein two of the sub-protectors (1) are symmetrically disposed on both sides of the battery, and the two sub-protectors (1) are connected by a connecting plate (5).

9. The battery guard (100) according to claim 2, wherein the sub-guard (1) is provided with a plurality of overlapping positions for connecting with the vehicle body floor (101), and the overlapping positions are arranged at intervals along the length direction of the sub-guard (1) and are all spaced apart from the air dam structure (2).

10. A vehicle, characterized in that a battery guard (100) according to any one of claims 1 to 9 is provided.

Images