CN220895705U - Lithium battery protective shell - Google Patents

Abstract

The application relates to a lithium battery protective shell, wherein a protective component is arranged on the outer side of a lithium battery body and comprises a first protective plate, the front end of the first protective plate is fixedly connected with a front baffle, a fixed lug is fixedly connected between the first protective plate and the front baffle, fixed rods are respectively and fixedly connected to the two sides of the first protective plate and the lithium battery body after the two sides of the lithium battery body are respectively, a mounting block is sleeved on the outer side of the fixed rods, the same damping rod is fixedly connected between the two mounting blocks, a spring is sleeved on the outer side of the damping rod and fixedly connected with the mounting block, the bottom end of the first protective plate is fixedly connected with a strip, and the bottom end of the strip is fixedly connected with a second protective plate.

Description

Lithium battery protective shell

Technical Field

The application relates to the technical field of lithium battery protective shells, in particular to a lithium battery protective shell.

Background

The lithium battery of an automobile is usually located at the bottom of the automobile, which is to improve the stability and the center of gravity of the automobile, but also easily causes the battery to be exposed to the external environment and the potential collision risk, collision or other unexpected situations may occur during the running process of the automobile, and in order to protect the lithium battery from the external environment and unexpected collision, a lithium battery protection shell is used to protect the lithium battery.

However, in practical application, when the existing lithium battery protection plate is collided, the deformed lithium battery protection plate can contact the lithium battery, and damage to the lithium battery can be caused.

Accordingly, a lithium battery protective case is provided by those skilled in the art to solve the problems set forth in the background art.

Disclosure of utility model

In order to solve the problem that the lithium battery is damaged by the contact of the lithium battery guard plate, which is provided by the background art, after the lithium battery guard plate is subjected to impact deformation, the application provides a lithium battery protective shell.

The application provides a lithium battery protective shell which adopts the following technical scheme:

The utility model provides a lithium cell protective housing, protection components is installed in lithium cell body's outside, protection components includes first guard plate, first guard plate is U-shaped design, the louvre has been seted up to the bottom of first guard plate, ventilation slot has been seted up to the side of first guard plate, the first buffering cotton of inside wall fixedly connected with of first guard plate, the inboard bottom fixedly connected with second buffering cotton of first guard plate, the front end fixedly connected with front bezel of first guard plate, the ventilation slot has been seted up on the front bezel, the front end of front bezel is the slope design, fixedly connected with fixed ear between first guard plate and the front bezel, the both sides of first guard plate and lithium cell body are by the back fixedly connected with dead lever respectively, the outside cover of dead lever is equipped with the installation piece, fixedly connected with same damping lever between two installation pieces, the outside cover of damping lever is equipped with the spring, spring and installation piece fixedly connected with rectangular, rectangular for the slope setting, rectangular slope towards the rear end of lithium cell body, the bottom fixedly connected with second of rectangular guard plate, set up L shape design's installation slot on the dead lever, the dead lever passes through the dead lever and fixes the front end at lithium cell body.

In summary, the application has the following beneficial technical effects:

When the lithium battery body receives the striking, first guard plate and preceding baffle protect the outside of lithium battery body, rectangular and second guard plate deformation carry out the energy-absorbing, and first guard plate and preceding baffle rotate through the dead lever of front end, and damping pole and spring between lithium battery body and the first guard plate carry out spacing shock attenuation to rotatory first guard plate, and receive the cotton buffering of second buffering when contacting the lithium battery body for first guard plate, reduce the dynamics that first guard plate collided the lithium battery body. The protective plate has the effect of buffering the protective plate for protecting the lithium battery body, and the protective plate is prevented from being in hard contact when the lithium battery body is protected, so that the lithium battery body is damaged.

Drawings

FIG. 1 is a schematic view of the overall structure of the present application;

FIG. 2 is an enlarged view at A in FIG. 1;

Fig. 3 is a schematic structural view of the protective assembly of the present application.

Reference numerals illustrate: 1. a lithium battery body; 2. a protective assembly; 3. a first protection plate; 4. a front baffle; 5. a fixed ear; 6. a first buffer cotton; 7. a strip; 8. a second protection plate; 9. a mounting block; 10. a damping rod; 11. a spring; 12. a fixed rod; 13. a nut; 14. and a second buffer cotton.

Detailed Description

The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.

Example 1

As shown in fig. 1-3, the application discloses a lithium battery protective shell, a protective component 2 is arranged on the outer side of a lithium battery body 1, the protective component 2 comprises a first protective plate 3, a front baffle 4 is welded at the front end of the first protective plate 3, a fixed lug 5 is welded at the position between the first protective plate 3 and the front baffle 4, fixed rods 12 are respectively welded on the two sides of the first protective plate 3 and the lithium battery body 1, an installation block 9 is sleeved on the outer side of the fixed rods 12, the same damping rod 10 is welded between the two installation blocks 9, a spring 11 is sleeved on the outer side of the damping rod 10, the spring 11 is welded with the installation block 9, a plurality of long strips 7 are welded at the bottom end of the first protective plate 3, and a second protective plate 8 is fixedly connected with the bottom ends of the long strips 7;

When the bottom of lithium cell body 1 receives the collision, first guard plate 3 and preceding baffle 4 protect the outside of lithium cell body 1, and the second guard plate 8 and the rectangular 7 deformation of first guard plate 3 bottom absorb energy, carry out the bradyseism through damping pole 10 and spring 11 between lithium cell body 1 and the first guard plate 3, reduce the impact dynamics of first guard plate 3 to lithium cell body 1.

As shown in fig. 3, the first protection plate 3 covering the bottom of the lithium battery body 1 is in a U-shaped design, a plurality of heat dissipation holes are formed in the bottom of the first protection plate 3, a ventilation groove is formed in the side edge of the first protection plate 3, first buffer cotton 6 is bonded to the inner side wall of the first protection plate 3, second buffer cotton 14 is bonded to the bottom of the inner side of the first protection plate 3, the heat dissipation holes in the bottom of the first protection plate 3 and the ventilation grooves in the side edge can avoid influencing the heat dissipation performance of the lithium battery body 1, and the first protection plate 3 and the lithium battery body 1 can be prevented from being in hard contact through the arrangement of the first buffer cotton 6 and the second buffer cotton 14, so that the protection effect on the lithium battery body 1 is improved.

As shown in fig. 3, the fixing rod 12 and the nut 13 penetrate through the L-shaped mounting groove on the fixing lug 5 to be fixed at the front end of the lithium battery body 1, and the fixing lug 5 is fixed more firmly by providing the L-shaped mounting groove.

As shown in fig. 3, the long strip 7 is inclined toward the rear end of the lithium battery body 1, and by providing the long strip 7 inclined toward the rear end of the lithium battery body 1, the long strip 7 can absorb energy more easily toward the rear end when the collision is received.

As shown in fig. 3, the front end of the front baffle 4 is designed to be inclined, and the front baffle 4 is provided with a ventilation slot, so that the wind resistance of the front baffle 4 can be reduced by providing the front baffle 4 with a ventilation slot which is obliquely arranged.

Standard parts used in the utility model can be purchased from the market, special-shaped parts can be customized according to the description of the specification and the drawings, the specific connection modes of all parts adopt conventional means such as mature bolts, rivets and welding in the prior art, the machinery, the parts and the equipment adopt conventional models in the prior art, and the circuit connection adopts conventional connection modes in the prior art, so that the details are not described.

And all that is not described in detail in this specification is well known to those skilled in the art.

The embodiment of the application provides a lithium battery protective shell, which is implemented by the following principle:

During the use, but the dead lever 12 of fixed ear 5 through lithium cell body 1 front end can install nut 13, install the fixed lever 12 of the fixed block 9 cover on passing through damping pole 10 and spring 11 on lithium cell body 1 and first guard plate 3 rear end with first guard plate 3, it installs to use nut 13 again, when the car of carrying on lithium cell body 1 is at the in-process of traveling, lithium cell body 1 accessible first guard plate 3 and the ventilation slot of preceding baffle 4 and the louvre of first guard plate 3 bottom dispel the heat, avoid causing the influence to lithium cell body 1's radiating effect, the slope of preceding baffle 4 front end can reduce the windage of lithium cell body 1 when traveling, when lithium cell body 1 suffered the striking, rectangular 7 and the second guard plate 8 deformation energy-absorbing of first guard plate 3 bottom, first guard plate 3 rotates, first guard plate 3 is through damping pole 10 and spring 11 buffering, second buffering cotton 14 between first guard plate 3 and the lithium cell body 1 carries out the buffering, reduce the power of first guard plate 3 and lithium cell body 1 contact.

The foregoing has shown and described the basic principles, principal features and advantages of the utility model. It will be understood by those skilled in the art that the present utility model is not limited to the above-described embodiments, and that the above-described embodiments and descriptions are only preferred embodiments of the present utility model, and are not intended to limit the utility model, and that various changes and modifications may be made therein without departing from the spirit and scope of the utility model as claimed. The scope of the utility model is defined by the appended claims and equivalents thereof.

Claims (1)

1. The utility model provides a lithium battery protective housing, protection component (2) are installed in the outside of lithium battery body (1), a serial communication port, protection component (2) are including first guard plate (3), first guard plate (3) are U-shaped design, the louvre has been seted up to the bottom of first guard plate (3), ventilation slot has been seted up to the side of first guard plate (3), the inside wall fixedly connected with first buffer cotton (6) of first guard plate (3), the inboard bottom fixedly connected with second buffer cotton (14) of first guard plate (3), the front end fixedly connected with front bezel (4) of first guard plate (3), the ventilation slot has been seted up on front bezel (4), the front end of front bezel (4) is the slope design, fixedly connected with fixed ear (5) between first guard plate (3) and front bezel (4), the both sides of first guard plate (3) and lithium battery body (1) are by the back fixedly connected with dead lever (12) respectively, the outside cover of dead lever (12) is equipped with installing piece (9), fixedly connected with same pole (10) between two installing piece (9), the outside of installing piece (10) is rectangular (7) and is rectangular (7) of fixed connection with damping piece (7), rectangular (7) slope towards the rear end of lithium cell body (1), and the bottom fixedly connected with second guard plate (8) of rectangular (7) has seted up the mounting groove of L shape design on fixed ear (5), and fixed ear (5) are fixed at the front end of lithium cell body (1) through dead lever (12) and nut (13).