CN112310521A - Lithium battery with shockproof protection function - Google Patents
Lithium battery with shockproof protection function Download PDFInfo
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- CN112310521A CN112310521A CN202011204978.1A CN202011204978A CN112310521A CN 112310521 A CN112310521 A CN 112310521A CN 202011204978 A CN202011204978 A CN 202011204978A CN 112310521 A CN112310521 A CN 112310521A
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- protection function
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16F—SPRINGS; SHOCK-ABSORBERS; MEANS FOR DAMPING VIBRATION
- F16F15/00—Suppression of vibrations in systems; Means or arrangements for avoiding or reducing out-of-balance forces, e.g. due to motion
- F16F15/02—Suppression of vibrations of non-rotating, e.g. reciprocating systems; Suppression of vibrations of rotating systems by use of members not moving with the rotating systems
- F16F15/04—Suppression of vibrations of non-rotating, e.g. reciprocating systems; Suppression of vibrations of rotating systems by use of members not moving with the rotating systems using elastic means
- F16F15/06—Suppression of vibrations of non-rotating, e.g. reciprocating systems; Suppression of vibrations of rotating systems by use of members not moving with the rotating systems using elastic means with metal springs
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16F—SPRINGS; SHOCK-ABSORBERS; MEANS FOR DAMPING VIBRATION
- F16F15/00—Suppression of vibrations in systems; Means or arrangements for avoiding or reducing out-of-balance forces, e.g. due to motion
- F16F15/02—Suppression of vibrations of non-rotating, e.g. reciprocating systems; Suppression of vibrations of rotating systems by use of members not moving with the rotating systems
- F16F15/04—Suppression of vibrations of non-rotating, e.g. reciprocating systems; Suppression of vibrations of rotating systems by use of members not moving with the rotating systems using elastic means
- F16F15/08—Suppression of vibrations of non-rotating, e.g. reciprocating systems; Suppression of vibrations of rotating systems by use of members not moving with the rotating systems using elastic means with rubber springs ; with springs made of rubber and metal
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01M—PROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
- H01M10/00—Secondary cells; Manufacture thereof
- H01M10/05—Accumulators with non-aqueous electrolyte
- H01M10/052—Li-accumulators
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01M—PROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
- H01M10/00—Secondary cells; Manufacture thereof
- H01M10/60—Heating or cooling; Temperature control
- H01M10/61—Types of temperature control
- H01M10/613—Cooling or keeping cold
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01M—PROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
- H01M10/00—Secondary cells; Manufacture thereof
- H01M10/60—Heating or cooling; Temperature control
- H01M10/65—Means for temperature control structurally associated with the cells
- H01M10/655—Solid structures for heat exchange or heat conduction
- H01M10/6552—Closed pipes transferring heat by thermal conductivity or phase transition, e.g. heat pipes
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01M—PROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
- H01M10/00—Secondary cells; Manufacture thereof
- H01M10/60—Heating or cooling; Temperature control
- H01M10/65—Means for temperature control structurally associated with the cells
- H01M10/655—Solid structures for heat exchange or heat conduction
- H01M10/6556—Solid parts with flow channel passages or pipes for heat exchange
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01M—PROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
- H01M10/00—Secondary cells; Manufacture thereof
- H01M10/60—Heating or cooling; Temperature control
- H01M10/65—Means for temperature control structurally associated with the cells
- H01M10/656—Means for temperature control structurally associated with the cells characterised by the type of heat-exchange fluid
- H01M10/6561—Gases
- H01M10/6563—Gases with forced flow, e.g. by blowers
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02E—REDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
- Y02E60/00—Enabling technologies; Technologies with a potential or indirect contribution to GHG emissions mitigation
- Y02E60/10—Energy storage using batteries
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- Engineering & Computer Science (AREA)
- Chemical & Material Sciences (AREA)
- General Chemical & Material Sciences (AREA)
- Electrochemistry (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Manufacturing & Machinery (AREA)
- General Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Aviation & Aerospace Engineering (AREA)
- Acoustics & Sound (AREA)
- Physics & Mathematics (AREA)
- Combustion & Propulsion (AREA)
- Connection Of Batteries Or Terminals (AREA)
- Secondary Cells (AREA)
Abstract
The invention discloses a lithium battery with a shockproof protection function, which comprises an outer shell and an inner shell, wherein a connecting block is arranged on the side surface of the outer shell, an air outlet bin is arranged at the bottom end of the connecting block, a plurality of springs I and spring mechanisms are fixedly arranged at the bottom of the outer shell, the springs I and the spring mechanisms both play a buffering role on the outer shell, an effective shock absorption effect is provided in the vertical direction, the shockproof requirement of the lithium battery is met, the potential safety hazard that the lithium battery is easy to break away from restraint and deform after being greatly impacted in the long-term use process is avoided.
Description
Technical Field
The invention relates to the technical field of lithium batteries, in particular to a lithium battery with a shockproof protection function.
Background
A "lithium battery" is a type of battery using a nonaqueous electrolyte solution with lithium metal or a lithium alloy as a positive/negative electrode material. Lithium metal batteries were first proposed and studied by Gilbert n.lewis in 1912. In the 70 s of the 20 th century, m.s.whitetingham proposed and began to study lithium ion batteries. Because the chemical characteristics of lithium metal are very active, the requirements on the environment for processing, storing and using the lithium metal are very high. With the development of scientific technology, lithium batteries have become mainstream, and the lithium batteries can be roughly divided into two types: lithium metal batteries and lithium ion batteries. Lithium ion batteries do not contain lithium in the metallic state and are rechargeable. The fifth generation of rechargeable batteries, lithium metal batteries, was born in 1996, and the safety, specific capacity, self-discharge rate and cost performance of rechargeable batteries were all superior to those of lithium ion batteries. Due to its own high technical requirement limits, only a few countries of companies are producing such lithium metal batteries. Lithium batteries generally consist of five major components, which are: positive electrode material, negative electrode material, diaphragm, electrolyte and battery shell. The battery shell has the functions of protecting internal elements of the battery from being broken due to external impact, and preventing electrolyte from leaking.
However, the existing lithium battery shell is not provided with a shockproof mechanism, the shockproof requirement of the lithium battery cannot be met, the lithium battery can vibrate and collide in the long-term use process, the lithium battery is fixed and is not firm, the lithium battery is easy to break away from restraint, the lithium battery body can be subjected to potential safety hazards such as deformation after being greatly impacted, the work of the battery is affected by damage, certain harm is caused to users, and the life can be seriously threatened, so that the lithium battery with the shockproof protection function is provided.
Disclosure of Invention
Aiming at the defects in the prior art, the invention provides a lithium battery with a shockproof protection function, and the specific technical scheme is as follows:
the utility model provides a lithium cell with protect function takes precautions against earthquakes, includes shell and inner shell, the shell side is equipped with the connecting block, the connecting block bottom is provided with out the wind storehouse, the fixed a plurality of spring one and the spring mechanism that are equipped with in shell bottom, spring one with spring mechanism all is right the shell plays the cushioning effect.
As a preferred technical scheme, the spring mechanism comprises a supporting plate, the supporting plate is connected with the outer shell through bolts and nuts, a connecting plate is fixedly arranged on the supporting plate, a second spring is fixedly arranged at the upper end of the connecting plate, a third spring is sleeved at the upper end of the second spring, a connecting plate is fixedly connected to the second spring, the other end of the connecting plate is connected with a shockproof sheet, a fourth spring is horizontally arranged on the surface of the shockproof sheet, and the top ends of the first spring and the third spring are abutted against the bottom end of the inner shell.
As a preferred technical scheme of the present invention, the surface of the inner shell is provided with a positive electrode connector and a negative electrode connector, the surface of the outer shell is provided with a positive electrode post and a negative electrode post, the positive electrode connector is connected to the positive electrode post through a wire, and the negative electrode connector is connected to the negative electrode post through a wire.
According to a preferred technical scheme, a heat dissipation cavity is arranged below the air outlet bin, heat conducting oil is filled in the heat dissipation cavity, an anti-vibration rubber layer is arranged at the joint of the heat dissipation cavity and the shell, a limiting groove is formed in the side face of the heat dissipation cavity, a limiting block is arranged below the limiting groove, a hollow annular gasket is arranged between the limiting groove and the limiting block, handles I are symmetrically arranged on two sides of the shell, and anti-skid threads are arranged on the surfaces of the handles I.
As a preferred technical scheme of the present invention, an exhaust fan is disposed inside the air outlet bin, the exhaust fan is electrically connected to a lithium battery power supply, a filter screen is disposed on the surface of the air outlet bin, buckles are symmetrically disposed on the surface of the filter screen, one end of each buckle is fixedly connected to the housing, and the other end of each buckle is disposed on the filter screen.
As a preferred technical scheme of the invention, the filter screen is made of stainless steel.
As a preferred technical solution of the present invention: the inner shell bilateral symmetry is provided with the lug, the inside bilateral symmetry of shell is provided with the spout, the lug with spout sliding fit, connecting block one side is equipped with shell pressure release piece, shell pressure release piece bottom fixed connection has the elasticity rubber tube, the elasticity rubber tube is kept away from shell pressure release piece one end fixed connection has the inner shell pressure release piece.
As a preferable technical scheme, a heat pipe is arranged on one side, close to the negative electrode joint, of the top of the inner shell, an evaporation part is arranged at one end, close to the negative electrode joint, of the interior of the heat pipe, a cooling part is arranged at the other end of the heat pipe, alcohol is filled in the heat pipe, a handle II is arranged on one side, far away from the negative electrode joint, of the top of the inner shell, anti-skidding threads are arranged on the surfaces of the handle II, and antirust paint is coated on the surfaces of the spring I, the spring II and the spring.
Compared with the prior art, the invention has the beneficial effects that:
1. through being equipped with spring one in the shell bottom, spring one and spring mechanism top and inner shell bottom are inconsistent, cup joint the setting through spring two and spring three, effectual shock attenuation effect has been provided on the vertical direction, through setting up shockproof piece and the spring four that shockproof piece surface level was equipped with, through setting up the shock-resistant rubber layer at heat dissipation chamber and shell junction, effectual shock attenuation effect has been provided on the horizontal direction, the shockproof requirement of lithium cell has been satisfied, the lithium cell can take place to vibrate the collision at the in-process of long-term use has been avoided, lead to the lithium cell to fix insecure, break away from the restraint easily, this meeting of lithium cell receives the potential safety hazard of taking place deformation etc. after great impact.
2. Through being equipped with the spacing groove in heat dissipation chamber side, the spacing groove below is provided with the stopper, the spacing groove with be equipped with a hollow annular packing ring between the stopper for inner shell self can only reciprocate at the spacing inslot, and to a great extent has reduced the pressure of spring one and spring mechanism, has increased the mechanical life of spring one, spring two and spring three, all scribbles the anti-rust paint on the surface of spring one, spring two and spring three, has increased its chemical life.
3. Through being close to at the inner casing top negative pole connects one side to be equipped with the heat pipe, and heat pipe one end is equipped with the evaporation portion, and the other end is equipped with the cooling part, and inside packing has alcohol, and at the positive negative pole department of lithium cell, current output produces the heat, can give the liquid alcohol of evaporation portion with the heat conduction, and alcohol has absorbed the heat evaporation for gaseous state, moves toward the cooling part, receives the cooling at the cooling part and becomes liquid and continue to flow to the evaporation portion, has good radiating effect, dispels the heat to the lithium cell is continuous.
4. Through setting up out the wind storehouse, inside exhaust fan will hot-blast discharge, effectively dispel the heat to the lithium cell to having set up the filter screen on a wind storehouse surface, effectively preventing the foreign matter from getting into the inner shell, having played certain guard action to the lithium cell, and going out the wind storehouse and being close to the cooling end of heat pipe, accelerated the thermolysis of heat pipe to the lithium cell to a certain extent, and set up the buckle in filter screen department, make things convenient for the user of service to change and wash the filter screen.
5. Through being equipped with the lug at inner shell bilateral symmetry, lug and shell upper chute sliding fit, user of service accessible pulling handle is dismantled to the shell and the inner shell of two pairs of lithium cells, has made things convenient for user of service to inspect and repair lithium cell casing's inside, through the handle one that is equipped with in the shell both sides, has made things convenient for user of service to transport the lithium cell and has taken, is equipped with anti-skidding screw thread through the surface at handle one and handle two, has reduced user of service and has overturn because of the hand is smooth and cause the possibility of harm to the lithium cell.
Drawings
The accompanying drawings, which are included to provide a further understanding of the invention and 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 and not to limit the invention. In the drawings:
fig. 1 is a perspective view of a lithium battery with a shock-proof protection function according to the present invention;
fig. 2 is a cross-sectional view of a lithium battery with a shock-proof protection function according to the present invention;
FIG. 3 is an enlarged schematic view of a portion A of a lithium battery with a shockproof protection function according to the present invention;
FIG. 4 is an enlarged schematic view of a portion B of a lithium battery with shock protection according to the present invention;
fig. 5 is a top view of an inner casing of a lithium battery with shock protection according to the present invention.
In the figure: 1-outer shell, 2-inner shell, 3-connecting block, 4-air outlet bin, 5-exhaust fan, 6-filter screen, 7-buckle, 8-positive pole column, 9-negative pole column, 10-handle two, 11-heat pipe, 12-handle one, 13-heat dissipation cavity, 14-limiting block, 15-annular gasket, 16-limiting groove, 17-positive pole joint, 18-negative pole joint, 19-sliding groove, 20-spring one, 21-bolt, 22-nut, 23-connecting plate, 24-spring two, 25-spring three, 26-connecting sheet, 27-shockproof sheet, 28-spring four, 29-convex block, 30-outer shell pressure relief block, 31-elastic rubber pipe, 32-inner shell pressure relief block, 33-spring mechanism, 34-support plate.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
Referring to fig. 1-5, a lithium battery with shockproof protection function comprises an outer shell 1 and an inner shell 2, wherein a connecting block 3 is arranged on the side surface of the outer shell 1, an air outlet bin 4 is arranged at the bottom end of the connecting block 3, a plurality of springs 20 and a spring mechanism 33 are fixedly arranged at the bottom of the outer shell 1, and the springs 20 and the spring mechanism 33 both play a role in buffering the outer shell 1.
Preferably, a supporting plate 34 is fixedly arranged at the bottom of the spring mechanism 33, the supporting plate 34 is connected with the outer shell 1 through a bolt 21 and a nut 22, a connecting plate 23 is fixedly arranged on the supporting plate 34, a second spring 24 is fixedly arranged at the upper end of the connecting plate 23, a third spring 25 is sleeved at the upper end of the second spring 24, a connecting plate 26 is fixedly connected to the second spring 24, the other end of the connecting plate 26 is connected with the shockproof piece 27, a fourth spring 28 is horizontally arranged on the surface of the shockproof piece 27, and the top ends of the first spring 20 and the third spring 25 are abutted against the bottom.
Preferentially, 2 surfaces of inner shell are equipped with anodal joint 17 and negative pole and connect 18, 1 surface of shell is equipped with anodal post 8 and negative pole post 9, anodal joint 17 passes through the wire and connects in anodal post 8, negative pole connects 18 and connects in negative pole post 9 through the wire, cup joint through spring two 24 and spring three 25 and set up, effectual shock attenuation effect has been provided on the vertical direction, through setting up shockproof piece 27 and the spring four 28 that shockproof piece surface level was equipped with, effectual shock attenuation effect has been provided on the horizontal direction, the shockproof requirement of lithium cell has been satisfied, avoided the lithium cell can take place to vibrate the collision at the in-process of long-term use, lead to the lithium cell to fix insecurely, break away from the restraint easily, this body of lithium cell can receive great impact after take place the potential safety hazard such.
In some embodiments, a first connecting member in a first connecting mechanism is disposed between the positive electrode tab 17 and the positive electrode post 8, a second connecting member in a second connecting mechanism is disposed between the negative electrode tab 18 and the negative electrode post 9, and the first connecting mechanism and the second connecting mechanism are used for controlling connection or disconnection of a conducting wire, for example, when the lithium battery is collided, the spring mechanism 33 is pressed, and a pull wire drives an elastic member in the first connecting mechanism to contract, so that the first connecting mechanism is disconnected, and the lithium battery is ensured to be in a power-off state when being collided, so that the interior of the lithium battery is stable, explosion is prevented from being sent due to collision, and safety is improved; the second connecting mechanism adopts the same set of working principle and has the same technical effect.
Specifically, the one end that acts as go-between and spring two 24 are connected is equipped with the packing piece, the packing piece receives the compression that receives spring two 24 to tighten up act as go-between, act as go-between with the one end that first connecting piece is connected is equipped with the elastic component, the elastic component is used for when acting as go-between tightens up, the pulling first connecting piece downstream makes positive pole joint 17 with positive post 8 disconnection.
Furthermore, the second connecting mechanism has the same structure as the first connecting mechanism, and the second connecting mechanism adopts the same working principle as the first connecting mechanism, thereby achieving the same technical effects.
Preferably, a heat dissipation cavity 12 is arranged below the air outlet bin 4, heat conducting oil is filled in the heat dissipation cavity 12, a shock-resistant rubber layer is arranged at the joint of the heat dissipation cavity 12 and the outer shell 1, a limiting groove 16 is arranged on the side surface of the heat dissipation cavity 12, a limiting block 14 is arranged below the limiting groove 16, a hollow annular gasket 15 is arranged between the limiting groove 16 and the limiting block 14, handles 12 are symmetrically arranged on two sides of the outer shell 1, anti-skid threads are arranged on the surfaces of the handles 12, a shock absorption effect is provided in the horizontal direction to a certain extent through the shock-resistant rubber layer arranged at the joint of the heat dissipation cavity 12 and the outer shell 1, the limiting groove 16 is arranged on the side surface of the heat dissipation cavity 12, the limiting block 14 is arranged below the limiting groove 16, and the hollow annular gasket 15 is arranged between the limiting groove 16 and the limiting block 14, so that the inner shell 2 can only move up and down, the mechanical service life of the first spring 20, the second spring 24 and the third spring 25 is prolonged, and the surfaces of the first spring 20, the second spring 24 and the third spring 25 are coated with antirust paint, so that the chemical service life of the spring is prolonged.
Preferably, go out 4 inside exhaust fans 5 that are equipped with in storehouse, exhaust fan 5 and lithium battery power electric connection, it has filter screen 6 to go out 4 surperficial arrangement in storehouse, 6 surperficial symmetries in filter screen are provided with buckle 7, buckle 7 one end fixed connection is on shell 1, the buckle 7 other end sets up on filter screen 6, filter screen 6 is stainless steel, through setting up out storehouse 4, inside exhaust fan 5 is hot-blast discharge, effectively dispel the heat to the lithium cell, and it has set up filter screen 6 to go out 4 surfaces in storehouse, prevent effectively that the foreign matter from getting into inner shell 2, certain guard action has been played to the lithium cell, and it is close to heat pipe 11's cooling end to go out storehouse 4, heat dissipation of heat pipe 11 to the lithium cell has been accelerated to a certain extent, and buckle 7 has been set up in filter screen 6 department, make things convenient.
Preferably, 2 bilateral symmetry of inner shell are provided with lug 29, 1 inside bilateral symmetry of shell is provided with spout 19, lug 29 and 19 sliding fit of spout, 3 one side of connecting block is equipped with the shell and lets out briquetting 30, the shell lets out briquetting 30 bottom fixed connection elasticity rubber tube 31, elasticity rubber tube 31 keeps away from the shell and lets out briquetting 30 one end fixedly connected with inner shell let out briquetting 32, let out briquetting 30 through setting up the shell, elasticity rubber tube 31 and inner shell let out briquetting 32, effectively prevent that the too big possibility that causes the deformation damage of lithium cell internal pressure.
Preferably, the heat pipe 11 is arranged on one side, close to the negative electrode joint 18, of the top of the inner shell 2, the evaporation part is arranged on one end, close to the negative electrode joint 18, of the inside of the heat pipe 11, the cooling part is arranged on the other end of the heat pipe 11, alcohol is filled inside the heat pipe 11, the handle two 10 is arranged on one side, far away from the negative electrode joint 18, of the top of the inner shell 2, the anti-skid threads are arranged on the surface of the handle two 10, the first spring 20, antirust paint is coated on the surfaces of the second spring 24 and the third spring 25, the evaporation part is arranged on one end of the heat pipe, the cooling part is arranged on the other end of the heat pipe, alcohol is filled inside the inner shell, the current output generates heat at the positive electrode and the negative electrode of the lithium battery, the liquid alcohol conducts the heat to the evaporation.
When the vibration-proof lithium battery is used, the first spring 20 is fixed at the bottom of the outer shell 1, the spring mechanism 33 is fixed at the bottom of the outer shell 1 through the bolt 21 and the nut 22, the inner shell 2 is placed in the sliding groove 19 through the second handle 10, the bottom end of the inner shell abuts against the first spring 20 and the upper end of the third spring 25, the positive electrode connector 17 and the negative electrode connector 18 are connected with the positive electrode post 8 and the negative electrode post 9 through the conducting wires, the upper cover plate of the outer shell 2 is closed, the lithium battery starts to work, when the lithium battery works to generate vibration, the second spring 24 is sleeved with the third spring 25, an effective vibration-proof effect is provided in the vertical direction, the vibration-proof sheet 27 and the fourth spring 28 horizontally arranged on the surface of the vibration-proof sheet provide an effective vibration-proof effect in the horizontal direction, the vibration-proof requirement of the lithium battery is met, the exhaust fan 5, when the lithium cell inside received pressure, the briquetting was let out to the shell 30 and the briquetting is let out to the inner shell 32 that connect through elastic rubber tube 31 and carry out effectual pressure release to the lithium cell and handle, prevented that lithium cell internal pressure is too big and suffered the damage, provided safe environment for the use of lithium cell.
The invention is not described in detail, but is well known to those skilled in the art.
Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.
Claims (8)
1. A lithium battery with shockproof protection function comprises an outer shell (1) and an inner shell (2), and is characterized in that: the utility model discloses a damping device, including shell (1), connecting block (3) bottom, shell (1) side is equipped with connecting block (3), connecting block (3) bottom is provided with out wind storehouse (4), shell (1) bottom is fixed and is equipped with a plurality of spring (20) and spring mechanism (33), spring (20) with spring mechanism (33) are all right shell (1) plays the cushioning effect.
2. The lithium battery with shockproof protection function as claimed in claim 1, wherein: spring mechanism (33) include backup pad (34), backup pad (34) pass through bolt (21) and nut (22) with shell (1) is connected, fixed connecting plate (23) of being equipped with on backup pad (34), fixed spring two (24) of being equipped with in connecting plate (23) upper end, spring two (24) upper end is cup jointed and is provided with spring three (25), fixedly connected with connection piece (26) on spring two (24), connection piece (26) other end is connected with shockproof piece (27), shockproof piece (27) surface level is equipped with spring four (28), spring one (20) with spring three (25) top with inner shell (2) bottom is inconsistent.
3. The lithium battery with shockproof protection function as claimed in claim 1, wherein: the surface of the inner shell (2) is provided with a positive electrode joint (17) and a negative electrode joint (18), the surface of the outer shell (1) is provided with a positive electrode column (8) and a negative electrode column (9), the positive electrode joint (17) is connected with the positive electrode column (8) through a wire, and the negative electrode joint (18) is connected with the negative electrode column (9) through a wire.
4. The lithium battery with shockproof protection function as claimed in claim 1, wherein: it is equipped with heat dissipation chamber (13) to go out fan storehouse (4) below, heat dissipation chamber (13) inside packing has the conduction oil, heat dissipation chamber (13) with shell (1) junction is provided with the shock resistant rubber layer, heat dissipation chamber (13) side is equipped with spacing groove (16), spacing groove (16) below is provided with stopper (14), spacing groove (16) with be equipped with a hollow annular packing ring (15) between stopper (14), shell (1) bilateral symmetry is provided with handle (12), handle (12) surface is provided with anti-skidding screw thread.
5. The lithium battery with shockproof protection function as claimed in claim 1, wherein: go out inside exhaust fan (5) of being equipped with of wind storehouse (4), exhaust fan (5) and lithium battery power electric connection, it has filter screen (6) to go out wind storehouse (4) surface arrangement, filter screen (6) surface symmetry is provided with buckle (7), buckle (7) one end fixed connection be in on shell (1), buckle (7) other end sets up on filter screen (6).
6. The lithium battery with shockproof protection function as claimed in claim 5, wherein: the filter screen (6) is made of stainless steel.
7. The lithium battery with shockproof protection function as claimed in claim 1, wherein: inner shell (2) bilateral symmetry is provided with lug (29), the inside bilateral symmetry of shell (1) is provided with spout (19), lug (29) with spout (19) sliding fit, connecting block (3) one side is equipped with shell pressure relief piece (30), shell pressure relief piece (30) bottom fixed connection has elastic rubber tube (31), elastic rubber tube (31) are kept away from shell pressure relief piece (30) one end fixedly connected with inner shell pressure relief piece (32).
8. The lithium battery with shockproof protection function as claimed in claim 1, wherein: inner shell (2) top is close to one side of negative pole joint (18) is equipped with heat pipe (11), heat pipe (11) inside is close to negative pole joint (18) one end is equipped with the evaporation portion, heat pipe (11) other end is equipped with the cooling portion, heat pipe (11) inside packing has alcohol, inner shell (2) top is kept away from negative pole joint (18) one side is equipped with handle two (10), handle two (10) surface is provided with anti-skidding screw thread, spring one (20), spring two (24) and spring three (25) surface have all been scribbled anti-rust paint.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202011204978.1A CN112310521A (en) | 2020-11-02 | 2020-11-02 | Lithium battery with shockproof protection function |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202011204978.1A CN112310521A (en) | 2020-11-02 | 2020-11-02 | Lithium battery with shockproof protection function |
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| CN112310521A true CN112310521A (en) | 2021-02-02 |
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| CN202011204978.1A Withdrawn CN112310521A (en) | 2020-11-02 | 2020-11-02 | Lithium battery with shockproof protection function |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115513593A (en) * | 2022-11-24 | 2022-12-23 | 惠州市纬世新能源有限公司 | Lithium battery cell with packaging structure |
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2020
- 2020-11-02 CN CN202011204978.1A patent/CN112310521A/en not_active Withdrawn
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115513593A (en) * | 2022-11-24 | 2022-12-23 | 惠州市纬世新能源有限公司 | Lithium battery cell with packaging structure |
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Application publication date: 20210202 |
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