CN213109023U

CN213109023U - Battery vibration damper of electric vehicle

Info

Publication number: CN213109023U
Application number: CN202021512953.3U
Authority: CN
Inventors: 王骁
Original assignee: Suzhou Hulk New Energy Technology Co ltd
Current assignee: Suzhou Hulk New Energy Technology Co ltd
Priority date: 2020-07-28
Filing date: 2020-07-28
Publication date: 2021-05-04
Anticipated expiration: 2030-07-28

Abstract

The embodiment of the utility model discloses electric vehicle's battery vibration damper, include: a battery holder and a battery box; the battery holder includes: the damping device comprises a fixed plate, a fixed frame and a damping assembly, wherein the fixed plate is fixed on a vehicle body of the electric vehicle; the top of the side surface of the battery box is provided with a hanging beam, and the side surface of the battery box is provided with a vibration reduction plate, wherein the vibration reduction plate and the hanging beam are arranged on the same side surface of the battery box; the battery box is hung on the fixing frame through the hanging beam, and the protrusion falls into the groove. Like this, the battery box can be hung the battery box on the battery frame through hanging the roof beam, and simple to operate is swift, and when hanging the battery box on the mount, the arch falls into the stability of guaranteeing the vehicle battery when turning round in the recess, can not appear rocking, and the vibration damping subassembly can reduce the vibration of vehicle in-process battery that traveles, reduces friction and striking between battery and the automobile body.

Description

Battery vibration damper of electric vehicle

Technical Field

The utility model belongs to the technical field of electric vehicle, especially, relate to an electric vehicle's battery vibration damper.

Background

With the progress of social development and various responses of energy conservation and environmental protection, electric vehicles are increasing, and the electric vehicles need to provide power to drive the electric vehicles to run by using batteries.

However, the battery mounted on the electric vehicle is relatively heavy in weight, so that various vibrations are generated during the running of the vehicle, and thus the battery may rub or collide against the vehicle body, thereby causing damage to the battery or the vehicle body itself.

SUMMERY OF THE UTILITY MODEL

In view of the above, the present invention proposes a battery damper device for an electric vehicle so as to overcome the above problems or at least partially solve the above problems.

According to an aspect of the embodiments of the present invention, there is provided a battery damping device for an electric vehicle, including: a battery holder and a battery box;

the battery holder includes: the damping device comprises a fixed plate, a fixed frame and a damping assembly, wherein the fixed plate is fixed on a vehicle body of the electric vehicle;

the top of the side surface of the battery box is provided with a hanging beam, and the side surface of the battery box is provided with a vibration reduction plate, wherein the vibration reduction plate and the hanging beam are arranged on the same side surface of the battery box;

the battery box is characterized in that a bulge is arranged on the vibration reduction plate, a groove matched with the bulge is formed in the vibration reduction assembly, and when the battery box is hung on the fixing frame through the hanging beam, the bulge falls into the groove.

Furthermore, the fixing frame comprises two longitudinal beams and two cross beams, one ends of the two longitudinal beams are fixed to the two ends of the fixing plate respectively, the other ends of the two longitudinal beams are fixed to the two ends of the cross beams, and the vibration damping assemblies are installed on the cross beams.

Further, the vibration damping assembly includes: the damping frame is installed on the cross beam, the bottom of the damping seat is fixed on the damping frame, the spring is arranged on the damping seat, and a groove is formed in the top of the damping seat.

Furthermore, the protrusion is located at the bottom of the vibration damping plate and is a right-angle protrusion, the groove is a right-angle groove, and the inclination angles of the right-angle protrusion and the right-angle groove are equal.

Furthermore, the vibration reduction assembly further comprises a vibration reduction beam, one end of the vibration reduction beam is fixed on the fixing plate, and the other end of the vibration reduction beam is connected with the vibration reduction frame.

Further, the vibration damping mount includes: the spring mounting post with accept the seat, the spring housing is established on the spring mounting post, the bottom of spring mounting post with the damping frame is fixed, it sets up to accept the seat slidable on the spring mounting post with the top fixed connection of spring, the top of accepting the seat is equipped with the recess.

Furthermore, an elastic plate is arranged on one side of the cross beam, which is in contact with the battery box.

Furthermore, a hanging groove matched with the hanging beam is formed in the top of the longitudinal beam, and the hanging beam is hung in the hanging groove.

Further, disc springs are arranged at two ends of the hanging beam.

Furthermore, a limiting plate is arranged on the hanging beam and located on the inner side of the disc spring, and an inclined plane is arranged at the bottom of the limiting plate.

The embodiment of the utility model provides an electric vehicle's battery vibration damper has following beneficial effect:

through the technical scheme of the utility model, the battery box can be hung the battery box on the battery holder through hanging the roof beam, simple to operate is swift, be equipped with the recess on the damping subassembly of battery holder, be equipped with the arch on the damping board of battery box, when hanging the battery box on the mount, the stability of battery when the arch falls into in the recess guarantees that the vehicle turns round to the damping subassembly can reduce the vibration of vehicle driving in-process battery, reduce friction and striking between battery and the automobile body, and then increase the life of battery.

Drawings

The accompanying drawings, which are incorporated in and constitute a part of this specification, illustrate embodiments of the invention and together with the description, serve to explain the principles of the invention.

The invention will be more clearly understood from the following detailed description, with reference to the accompanying drawings, in which:

fig. 1 is a schematic structural view of a battery box of a battery damping device of an electric vehicle according to an embodiment of the present invention, which is placed above a battery rack;

fig. 2 is a schematic structural view of a battery box of a battery damping device of an electric vehicle according to an embodiment of the present invention falling onto a battery rack;

fig. 3 is a side view of a battery box of a battery damping device for an electric vehicle according to an embodiment of the present invention, which is placed above a battery holder;

fig. 4 is a side view of a battery box of the battery damping device of the electric vehicle according to the embodiment of the present invention, which is dropped on a battery rack;

fig. 5 is a schematic structural diagram of a battery box according to an embodiment of the present invention;

fig. 6 is a side view of a battery box according to an embodiment of the present invention;

fig. 7 is a schematic structural diagram of a battery holder according to an embodiment of the present invention;

fig. 8 is a side view of a battery holder according to an embodiment of the present invention.

Description of reference numerals: 1 battery rack, 11 fixing plate, 12 fixing rack, 121 longitudinal beam, 122 cross beam, 1221 elastic plate, 13 damping component, 131 damping rack, 132 spring, 133 damping seat, 1331 spring mounting column, 1332 bearing seat and 134 damping beam;

2 battery box, 21 hanging beam, 22 damping plate, 23 disc spring and 24 limit plate.

Detailed Description

Various exemplary embodiments of the present invention will now be described in detail with reference to the accompanying drawings. It should be noted that: unless specifically stated otherwise, the relative arrangement of the components, the numerical expressions, and numerical values set forth in these embodiments do not limit the scope of the present invention.

Meanwhile, it should be understood that the sizes of the respective portions shown in the drawings are not drawn in an actual proportional relationship for the convenience of description.

The following description of at least one exemplary embodiment is merely illustrative in nature and is in no way intended to limit the invention, its application, or uses.

Techniques, methods, and apparatus known to those of ordinary skill in the relevant art may not be discussed in detail but are intended to be part of the specification where appropriate.

It should be noted that: like reference numbers and letters refer to like items in the following figures, and thus, once an item is defined in one figure, further discussion thereof is not required in subsequent figures.

As shown in fig. 1 to 8, a battery damping device for an electric vehicle includes: a battery frame 1 and a battery box 2; the battery holder 1 includes: the damping device comprises a fixed plate 11, a fixed frame 12 and a damping assembly 13, wherein the fixed plate 11 is fixed on the body of the electric vehicle, the fixed frame 12 is fixed on the fixed plate 11, and the damping assembly 13 is arranged on the fixed frame 12; the top of the side surface of the battery box 2 is provided with a hanging beam 21, the side surface of the battery box 2 is provided with a vibration reduction plate 22, wherein the vibration reduction plate 22 and the hanging beam 21 are arranged on the same side surface of the battery box 2; the damping plate 22 is provided with a bulge, the damping component 13 is provided with a groove matched with the bulge, and when the battery box 2 is hung on the fixed frame 12 through the hanging beam 21, the bulge falls into the groove.

In the above scheme, the battery of the electric vehicle is placed in the battery box 2, then the battery box 2 is moved to the position above the fixing frame 12, the protrusion corresponds to the groove, then the battery box 2 is moved downwards, the hanging beam 21 on the battery box 2 is hung on the fixing frame 12, and the protrusion falls into the groove. The vibration damping member 13 abuts against the battery case 2, and when the battery case 2 vibrates, the vibration damping member 13 damps the vibration of the battery case 2. And the damping assembly 13 may be a spring 132 damping device, a hydraulic damping device, or other damping devices, which are not limited in this respect.

In addition, the position of the battery in the turning direction of the vehicle is limited by the protrusion falling into the groove, and the battery is prevented from shaking when the vehicle turns.

Through the above scheme, battery box 2 can hang battery box 2 on battery frame 1 through hanging roof beam 21, simple to operate is swift, be equipped with the recess on the damping subassembly 13 of battery frame 1, be equipped with the arch on the damping plate 22 of battery box 2, when hanging battery box 2 on mount 12, the arch falls into the stability of the battery of assurance vehicle when turning round in the recess, and damping subassembly 13 can reduce the vibration of vehicle driving in-process battery, reduce friction and striking between battery and the automobile body, and then increase the life of battery.

In the specific embodiment, the fixing frame 12 includes two longitudinal beams 121 and two cross beams 122, one end of each of the two longitudinal beams 121 is fixed to the two ends of the fixing plate 11, the other end of each of the two longitudinal beams 121 is fixed to the two ends of the cross beam 122, and the damping assembly 13 is mounted on the cross beam 122.

In the above solution, the longitudinal beams 121 and the cross beams 122 are both made of metal material, and two longitudinal beams 121, one fixing plate 11 and one cross beam 122 form a frame structure. The vibration damping modules 13 are mounted on the cross beam 122, and a plurality of (preferably 2) vibration damping modules 13 may be provided, and a plurality of (preferably 2) vibration damping plates 22 of the battery box 2 may be provided correspondingly, so that the vibration damping effect can be increased.

In a particular embodiment, the damping assembly 13 comprises: damping frame 131, spring 132 and damping seat 133, damping frame 131 installs on crossbeam 122, and damping seat 133 bottom is fixed on damping frame 131, and spring 132 sets up on damping seat 133, is equipped with the recess at damping seat 133's top.

In the above-described configuration, when the battery case 2 vibrates in the vertical direction, the vibration force is transmitted to the socket 1332 through the vibration damping plate 22, and the vibration force is reduced by the spring 132 provided under the socket 1332, thereby achieving vibration damping in the vertical direction.

In the embodiment, the protrusion is a right-angle protrusion located at the bottom of the damping plate 22, the groove is a right-angle groove, and the inclination angles of the right-angle protrusion and the right-angle groove are equal.

In the above scheme, the inclined plane of right angle arch and right angle recess can play the effect of direction to the installation of battery box 2 for right angle arch on the battery box 2 can be swift more fall into in the right angle recess.

In the embodiment, the damping module 13 further includes a damping beam 134, and one end of the damping beam 134 is fixed on the fixing plate 11 and the other end is connected to the damping frame 131.

In the above solution, two longitudinal beams 121, one fixing plate 11 and one cross beam 122 form a frame-shaped structure. However, the frame structure is unstable and easily deformed, and in order to increase the stability thereof, the damping beam 134 is provided in the middle, which facilitates the installation of the damping frame 131 and also increases the stability of the frame structure.

In a particular embodiment, the damping mount 133 comprises: spring mounting post 1331 and socket 1332, spring 132 cover is established on spring mounting post 1331, and spring mounting post 1331's bottom is fixed with damping frame 131, and socket 1332 slidable sets up on spring mounting post 1331 and spring 132's top fixed connection, and the top of socket 1332 is equipped with the recess.

In the above-mentioned scheme, two or more spring mounting posts 1331 may be provided on each damping seat 133, and two or more corresponding springs 132, so that the damping effect can be increased.

In the embodiment, the elastic plate 1221 is provided on the side of the cross member 122 contacting the battery box 2. The material of the elastic plate 1221 may be one or more combinations of elastic materials such as a rubber material, a sponge material, and a plastic material, and is not particularly limited herein. The elastic plate 1221 can reduce vibration of the battery in the turning direction.

In the specific embodiment, a hanging groove matched with the hanging beam 21 is formed in the top of the longitudinal beam 121, and the hanging beam 21 is hung in the hanging groove. The hanging beam 21 can be cylindrical, and the corresponding hanging groove is a curved surface corresponding to the cylindrical shape.

In the specific embodiment, disc springs 23 are provided at both ends of the hanging beam 21. The length of the disc spring 23 can be selected according to actual needs, and vibration generated in the forward direction of the battery case 2 can be reduced by the disc spring 23.

In the specific embodiment, a limiting plate 24 is arranged on the hanging beam 21 and positioned at the inner side of the disc spring 23, and an inclined surface is arranged at the bottom of the limiting plate 24.

The limiting plate 24 can play a role in limiting when the battery box 2 is hung on the battery rack 1, and the battery is prevented from falling off under the action of external force. And the inclined plane of limiting plate 24 can play the guide effect at battery box 2 in-process of placing for hang roof beam 21 can be more swift fall into hang the inslot, hang on battery frame 1.

To sum up, the battery box can be hung the battery box on the battery frame through hanging the roof beam, and simple to operate is swift, is equipped with the recess on the damping subassembly of battery frame, is equipped with the arch on the damping plate of battery box, when hanging the battery box on the mount, the arch falls into the stability of guaranteeing the vehicle when turning round battery in the recess to the damping subassembly can reduce the vibration of vehicle in-process battery that traveles, reduces friction and striking between battery and the automobile body, and then increases the life of battery.

In the present specification, the embodiments are described in a progressive manner, each embodiment focuses on differences from other embodiments, and the same or similar parts in the embodiments are referred to each other.

The description of the present invention has been presented for purposes of illustration and description, and is not intended to be exhaustive or limited to the invention in the form disclosed. Many modifications and variations will be apparent to practitioners skilled in this art. The embodiment was chosen and described in order to best explain the principles of the invention and the practical application, and to enable others of ordinary skill in the art to understand the invention for various embodiments with various modifications as are suited to the particular use contemplated.

Claims

1. A battery damper device for an electric vehicle, characterized by comprising: a battery frame (1) and a battery box (2);

the battery holder (1) comprises: the damping device comprises a fixing plate (11), a fixing frame (12) and a damping assembly (13), wherein the fixing plate (11) is fixed on a vehicle body of the electric vehicle, the fixing frame (12) is fixed on the fixing plate (11), and the damping assembly (13) is installed on the fixing frame (12);

the top of the side face of the battery box (2) is provided with a hanging beam (21), the side face of the battery box (2) is provided with a vibration reduction plate (22), and the vibration reduction plate (22) and the hanging beam (21) are arranged on the same side face of the battery box (2);

the damping plate (22) is provided with a protrusion, the damping assembly (13) is provided with a groove matched with the protrusion, and when the battery box (2) is hung on the fixing frame (12) through the hanging beam (21), the protrusion falls into the groove.

2. The device according to claim 1, characterized in that the fixed frame (12) comprises two longitudinal beams (121) and a cross beam (122), one end of each of the two longitudinal beams (121) is fixed to the two ends of the fixed plate (11), the other end of each of the two longitudinal beams (121) is fixed to the two ends of the cross beam (122), and the damping assembly (13) is mounted on the cross beam (122).

3. The device according to claim 2, characterized in that said damping assembly (13) comprises: damping frame (131), spring (132) and damping seat (133), damping frame (131) are installed on crossbeam (122), damping seat (133) bottom is fixed on damping frame (131), spring (132) set up on damping seat (133) the top of damping seat (133) is equipped with the recess.

4. A device according to claim 3, wherein the protrusion is a right-angled protrusion at the bottom of the damping plate (22), the groove is a right-angled groove, and the right-angled protrusion and the right-angled groove are inclined at the same angle.

5. The device according to claim 3, characterized in that the damping assembly (13) further comprises a damping beam (134), and the damping beam (134) is fixed to the fixing plate (11) at one end and connected to the damping frame (131) at the other end.

6. A device according to claim 3, characterized in that said shock-absorbing seat (133) comprises: the damping device comprises a spring mounting column (1331) and a bearing seat (1332), wherein the spring (132) is sleeved on the spring mounting column (1331), the bottom of the spring mounting column (1331) is fixed with the damping frame (131), the bearing seat (1332) is slidably arranged on the spring mounting column (1331) and is fixedly connected with the top of the spring (132), and a groove is formed in the top of the bearing seat (1332).

7. The device according to claim 2, characterized in that the cross beam (122) is provided with a resilient plate (1221) on the side in contact with the battery box (2).

8. The device as claimed in claim 2, characterized in that a hanging groove matched with the hanging beam (21) is arranged at the top of the longitudinal beam (121), and the hanging beam (21) is hung in the hanging groove.

9. Device according to claim 1, characterized in that disc springs (23) are provided at both ends of the suspension beam (21).

10. The device according to claim 9, characterized in that a limiting plate (24) is arranged on the hanging beam (21) and positioned at the inner side of the disc spring (23), and an inclined surface is arranged at the bottom of the limiting plate (24).