CN210379215U

CN210379215U - Shockproof mechanism for lithium battery

Info

Publication number: CN210379215U
Application number: CN201921936175.8U
Authority: CN
Inventors: 唐春燕
Original assignee: Wuhan Antaineng Technology Co Ltd
Current assignee: Wuhan Antaineng Technology Co Ltd
Priority date: 2019-11-11
Filing date: 2019-11-11
Publication date: 2020-04-21
Anticipated expiration: 2029-11-11

Abstract

The utility model belongs to the field of lithium batteries, in particular to a shockproof mechanism for lithium batteries, aiming at the problem that the prior lithium battery is often subjected to larger vibration when being used as a power battery of an electric automobile or an electric bicycle, so that a lithium battery core shakes in the battery shell to cause damage of the lithium battery and reduce the service life of the lithium battery, the shockproof mechanism comprises a shell, a cavity is arranged on the shell, a mounting plate is fixedly arranged on the inner wall at the bottom of the cavity, the lithium battery is movably clamped at the top of the mounting plate, the top of the lithium battery extends to the upper part of the mounting plate, buffer components are arranged on the inner walls at two sides of the cavity, an arc-shaped plate is fixedly arranged at one side where two buffer components are close to each other, compared with the traditional shockproof mechanism for lithium batteries, the shockproof mechanism can improve the energy absorption effect of vibration and share the energy, the service life of each part is prolonged, and the service life of the lithium battery is prolonged.

Description

Shockproof mechanism for lithium battery

Technical Field

The utility model relates to a lithium cell technical field especially relates to a shockproof mechanism for lithium cell.

Background

Unlike lithium ion batteries, the former are primary batteries and the latter are rechargeable batteries. Because the chemical characteristics of lithium metal are very active, the lithium metal has very high requirements on the environment in processing, storage and use, and therefore, the lithium battery is not applied for a long time.

The existing lithium battery cell is used as a power battery of an electric automobile or an electric bicycle, and the lithium battery cell is usually subjected to large vibration in the using process of the power battery, so that the lithium battery cell is shaken inside a battery shell, the lithium battery cell is damaged, the service life of the lithium battery cell is shortened, and the shockproof mechanism for the lithium battery cell is provided for solving the problem.

SUMMERY OF THE UTILITY MODEL

The utility model aims at solving and having the lithium cell among the prior art in as electric automobile or electric bicycle's the power battery use, often can meet great vibrations, make the lithium cell rock inside battery case, lead to the lithium cell impaired, reduce the life's of lithium cell shortcoming, and the shockproof mechanism for the lithium cell that provides.

In order to achieve the above purpose, the utility model adopts the following technical scheme:

the utility model provides a shockproof mechanism for lithium cell, includes the casing, be equipped with the cavity on the casing, fixed mounting has the mounting panel on the bottom inner wall of cavity, and the top activity of mounting panel clamps the lithium cell, the top of lithium cell extends to the top of mounting panel, all be provided with the buffering subassembly on the both sides inner wall of cavity, two equal fixed mounting in one side that the buffering subassembly is close to each other have the arc, and two arcs clamp with the both sides inner wall activity of lithium cell respectively.

Preferably, the circular recess has been seted up at the top of mounting panel, and fixed mounting has the protection pad on the bottom inner wall of circular recess, the top fixed mounting of protection pad has circular foam to roll up, and the lateral wall fixed mounting of the outside of circular recess and circular recess is rolled up to circular foam, the inner wall that circular foam was rolled up and the outside of lithium cell closely laminate, set up a plurality of louvres that are the annular and arrange on the inner wall that circular foam was rolled up, a plurality of intercommunicating pores that are the annular and arrange are seted up in the outside of mounting panel, and a plurality of intercommunicating pores and a plurality of louvre communicate each other, can make the lithium cell can keep the stability of.

Preferably, the buffering subassembly includes the fixed plate of fixed mounting on the inner wall of cavity one side, one side fixed mounting of fixed plate has the riser, and one side fixed mounting of riser has the energy-absorbing spring, the one end fixed mounting of energy-absorbing spring has the diaphragm, and one side of diaphragm and one side sliding connection of fixed plate, one side of diaphragm and one side fixed connection of arc, equal fixed mounting has the arc protection pad on the one side inner wall that two arcs are close to each other, and one side that two arc protection pads are close to each other closely clamps with the outside of lithium cell respectively, and the effort that receives on to the lithium cell carries out the energy-absorbing.

Preferably, one side of two diaphragms is all rotated and is installed the action bars, equal slidable mounting has the slider on the both sides inner wall of cavity, and the equal fixed mounting in one side that two sliders are close to each other has two buffer spring that the symmetry set up, equal fixed mounting has the limiting plate on the both sides inner wall of cavity, and the bottom that is located two buffer spring of homonymy all with the top fixed connection of limiting plate, the bottom of two action bars rotates with one side of two sliders respectively and is connected, shares and carries out the energy-absorbing, prolongs the life of each part.

Preferably, a maintenance opening is formed in the inner wall of the top of the cavity, a blocking cover is hinged to one side of the shell, the blocking cover completely covers the maintenance opening of the cavity, maintenance is facilitated, and practicability is improved.

In the utility model, under the non-manpower action, the circular groove, two arcs and two arc protection pads can keep the stability of lithium battery position, when the new energy automobile jolts, on one hand, can carry out the energy-absorbing effect of impact force for the lithium battery through the arc protection pad and the protection pad that set up, reduce the effort that acts on the lithium battery, on the other hand, can further carry out the energy-absorbing to the vibrations that act on the lithium battery through the energy-absorbing spring and the buffer spring that set up, improve the shock-proof coefficient of lithium battery, compared with traditional lithium battery shock-proof mechanism, can improve the energy-absorbing effect to vibrations, shock-proof mechanism realizes sharing the energy-absorbing, the life of each part is prolonged, the life of lithium battery is prolonged;

through the heat dissipation holes communicated with each other formed in the mounting plate and the circular foam roll, the shock-proof coefficient of the lithium battery is improved, the heat dissipation of the lithium battery is not influenced, the situation that the temperature of the lithium battery is too high is avoided, and the practicability is high;

through the blocking cover arranged at the top of the shell, maintenance work can be conveniently carried out on each part in the cavity, maintenance steps are simplified, and the maintenance feasibility is improved.

Drawings

Fig. 1 is a perspective view of a part of the structure of a shockproof mechanism for a lithium battery provided by the present invention;

fig. 2 is a schematic structural view of a shockproof mechanism for a lithium battery according to the present invention;

fig. 3 is an enlarged schematic view of a part a of the structure in fig. 2 of the shockproof mechanism for a lithium battery according to the present invention.

In the figure: the energy-absorbing and heat-insulating protective device comprises a shell 1, a cavity 2, a blocking cover 3, a mounting plate 4, a circular groove 5, a protective pad 6, a circular foam roll 7, heat dissipation holes 8, a lithium battery 9, a fixing plate 10, a vertical plate 11, an energy-absorbing spring 12, a transverse plate 13, an arc plate 14, an arc protective pad 15, an action rod 16, a sliding block 17, a limiting plate 18 and a buffer spring 19.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments.

Example 1

Referring to fig. 1-3, a shockproof mechanism for lithium batteries comprises a shell 1, wherein a cavity 2 is arranged on the shell 1, a mounting plate 4 is fixedly mounted on the inner wall of the bottom of the cavity 2, a lithium battery 9 is movably clamped on the top of the mounting plate 4, the top of the lithium battery 9 extends to the upper side of the mounting plate 4, buffer assemblies are arranged on the inner walls of two sides of the cavity 2, an arc plate 14 is fixedly mounted on one side, close to each other, of each buffer assembly, and the two arc plates 14 are movably clamped with the inner walls of two sides of the lithium battery 9 respectively.

In this embodiment, under the non-manpower effect, circular slot 5, two arcs 14 and two arc protection pads 15 can keep the stability of lithium cell 9 position, when new energy automobile takes place to jolt, on the one hand, the energy-absorbing effect of impact force can be carried out for lithium cell 9 through arc protection pad 15 and the protection pad 6 that set up, reduce the effort that is used in on lithium cell 9, on the other hand, can be further carry out the energy-absorbing to the vibrations that are used in on lithium cell 9 through energy-absorbing spring 12 and the buffer spring 19 that set up, improve the shock-proof coefficient of lithium cell 9, compared with traditional lithium cell shockproof mechanism, can improve the energy-absorbing effect to vibrations, shockproof mechanism realizes sharing the energy-absorbing, the life of each part is prolonged, prolong the life of lithium cell 9.

Example 2

The utility model discloses in, circular recess 5 has been seted up at the top of mounting panel 4, and fixed mounting has protection pad 6 on the bottom inner wall of circular recess 5, protection pad 6's top fixed mounting has circular foam to roll up 7, and circular foam rolls up the outside of 7 and the lateral wall fixed mounting of circular recess 5, circular foam rolls up the inner wall of 7 and the outside of lithium cell 9 is closely laminated, set up a plurality of louvres 8 that are the annular and arrange on circular foam rolls up 7's the inner wall, a plurality of intercommunicating pores that are the annular and arrange are seted up in mounting panel 4's the outside, and a plurality of intercommunicating pores and a plurality of louvre 8 communicate each other, can make lithium cell 9 can keep the stability.

The utility model discloses in, the buffering subassembly includes fixed plate 10 of fixed mounting on the inner wall of cavity 2 one side, one side fixed mounting of fixed plate 10 has riser 11, and one side fixed mounting of riser 11 has energy-absorbing spring 12, energy-absorbing spring 12's one end fixed mounting has diaphragm 13, and one side of diaphragm 13 and one side sliding connection of fixed plate 10, one side of diaphragm 13 and one side fixed connection of arc 14, equal fixed mounting has arc protection pad 15 on the one side inner wall that two arcs 14 are close to each other, one side that two arc protection pads 15 are close to each other closely clamps with lithium cell 9's the outside respectively closely, the effort that receives on to lithium cell 9 carries out the energy-absorbing.

The utility model discloses in, one side of two diaphragm 13 is all rotated and is installed action bars 16, equal slidable mounting has slider 17 on cavity 2's the both sides inner wall, two equal fixed mounting in one side that slider 17 is close to each other have two buffer spring 19 that the symmetry set up, equal fixed mounting has limiting plate 18 on cavity 2's the both sides inner wall, the bottom that is located two buffer spring 19 of homonymy all with limiting plate 18's top fixed connection, the bottom of two action bars 16 rotates with one side of two slider 17 respectively to be connected, share and carry out the energy-absorbing, prolong the life of each part.

The utility model discloses in, seted up the maintenance mouth on the top inner wall of cavity 2, one side of casing 1 articulates there is fender lid 3, keeps off lid 3 and covers the maintenance mouth of cavity 2 completely, and convenient the maintenance improves the feasibility of implementing.

In this embodiment, the blocking cover 3 disposed on the top of the housing 1 can facilitate maintenance of each component inside the chamber 2, simplify maintenance steps, and improve maintenance feasibility.

In this embodiment, the heat dissipation holes 8 communicated with each other are formed in the mounting plate 4 and the circular foam roll 7, so that the heat dissipation of the lithium battery 9 is not affected while the shock-proof coefficient of the lithium battery 9 is improved, the situation that the temperature of the lithium battery 9 is too high is avoided, and the practicability is high.

In the utility model, under the action of non-manpower, the circular groove 5, the two arc-shaped plates 14 and the two arc-shaped protection pads 15 can keep the stability of the position of the lithium battery 9, when the new energy automobile jolts, on one hand, the energy absorption effect of impact force can be carried out on the lithium battery 9 through the arranged arc-shaped protection pads 15 and the protection pads 6, the acting force acted on the lithium battery 9 is reduced, on the other hand, the vibration acted on the lithium battery 9 can be further absorbed through the arranged energy absorption springs 12 and the buffer springs 19, the energy absorption process of the energy absorption springs 12 is that the two arc-shaped protection pads 15 act on the two transverse plates 13 to move transversely to the mutually far sides, the two energy absorption springs 12 are stressed to deform, the acting force acted on the lithium battery 9 can be absorbed and can not be fed back, the acting force on the two transverse plates 13 can act on the two action rods 16 to, the buffer spring 19 is stressed to deform, so that the shock-proof coefficient of the lithium battery 9 is improved, compared with a traditional lithium battery shock-proof mechanism, the shock-proof mechanism can improve the energy absorption effect on shock, share the energy absorption, prolong the service life of each component and prolong the service life of the lithium battery 9.

In the description of the present application, it should be further noted that, unless otherwise explicitly stated or limited, the terms "disposed," "mounted," "connected," and "connected" are to be construed broadly and may include, for example, a fixed connection, a detachable connection, an integral connection, a mechanical connection, an electrical connection, a direct connection, a connection through an intermediate medium, and a connection between two elements. The specific meaning of the above terms in the present application can be understood by those of ordinary skill in the art according to specific circumstances.

The above, only be the concrete implementation of the preferred embodiment of the present invention, but the protection scope of the present invention is not limited thereto, and any person skilled in the art is in the technical scope of the present invention, according to the technical solution of the present invention and the utility model, the concept of which is equivalent to replace or change, should be covered within the protection scope of the present invention.

Claims

1. The utility model provides a shockproof mechanism for lithium cell, includes casing (1), its characterized in that, be equipped with cavity (2) on casing (1), fixed mounting has mounting panel (4) on the bottom inner wall of cavity (2), and the top activity of mounting panel (4) clamps lithium cell (9), the top of lithium cell (9) extends to the top of mounting panel (4), all be provided with the buffering subassembly on the both sides inner wall of cavity (2), two equal fixed mounting in one side that the buffering subassembly is close to each other have arc (14), and two arc (14) clamp with the both sides inner wall activity of lithium cell (9) respectively.

2. The shockproof mechanism of claim 1, characterized in that the circular groove (5) is opened at the top of the mounting plate (4), the protection pad (6) is fixedly installed on the inner wall of the bottom of the circular groove (5), the circular foam roll (7) is fixedly installed at the top of the protection pad (6), the outer side of the circular foam roll (7) and the side wall of the circular groove (5) are fixedly installed, the inner wall of the circular foam roll (7) and the outer side of the lithium battery (9) are tightly attached, the plurality of heat dissipation holes (8) arranged in an annular shape are opened on the inner wall of the circular foam roll (7), the plurality of communication holes arranged in an annular shape are opened on the outer side of the mounting plate (4), and the plurality of communication holes and the plurality of heat dissipation holes (8) are communicated with each other.

3. The shockproof mechanism for the lithium battery of claim 1, characterized in that, the buffering subassembly includes fixed plate (10) of fixed mounting on the inner wall of one side of cavity (2), one side fixed mounting of fixed plate (10) has riser (11), and one side fixed mounting of riser (11) has energy-absorbing spring (12), the one end fixed mounting of energy-absorbing spring (12) has diaphragm (13), and one side of diaphragm (13) and one side sliding connection of fixed plate (10), one side of diaphragm (13) and one side fixed connection of arc (14), equal fixed mounting has arc protection pad (15) on the one side inner wall that two arcs (14) are close to each other, and one side that two arc protection pads (15) are close to each other closely clamps with the outside of lithium cell (9) respectively.

4. The shockproof mechanism for the lithium battery according to claim 3, characterized in that one side of two transverse plates (13) is rotated to install action bars (16), the inner walls of two sides of the chamber (2) are slidably installed with sliders (17), one side of two sliders (17) close to each other is fixedly installed with two buffer springs (19) symmetrically arranged, the inner walls of two sides of the chamber (2) are fixedly installed with limiting plates (18), the bottoms of two buffer springs (19) on the same side are fixedly connected with the top of the limiting plates (18), and the bottoms of two action bars (16) are respectively rotatably connected with one side of two sliders (17).

5. The shockproof mechanism for lithium battery as claimed in claim 1, wherein the chamber (2) has a maintenance opening on the top inner wall, and the housing (1) has a blocking cover (3) hinged to one side thereof, wherein the blocking cover (3) completely covers the maintenance opening of the chamber (2).