CN208570738U - A kind of lithium ion battery that environment-friendly type is explosion-proof - Google Patents
A kind of lithium ion battery that environment-friendly type is explosion-proof Download PDFInfo
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- CN208570738U CN208570738U CN201821340353.6U CN201821340353U CN208570738U CN 208570738 U CN208570738 U CN 208570738U CN 201821340353 U CN201821340353 U CN 201821340353U CN 208570738 U CN208570738 U CN 208570738U
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- lithium ion
- ion battery
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- explosion
- proof
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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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Abstract
The utility model discloses a kind of lithium ion batteries that environment-friendly type is explosion-proof, including shell, the two sides of interior of shell are fixed with fire proofing material packet, the inside filling fire prevention particle of fire proofing material packet, the both ends of shell offer several gas vents, gas vent is connected close to one end of lithium ion battery and the outlet side of check valve, check valve is embedded on the inner wall of shell, the inside of shell is equipped with lithium ion battery, a kind of lithium ion battery that environment-friendly type is explosion-proof of the utility model, by being equipped with gas vent, the gas of lithium ion battery generation can be discharged to the outside of shell by check valve, by being equipped with activated carbon adsorption net, convenient for being adsorbed with toxic gas, it uses safer, after lithium ion battery bulge, puncture needle punctures fire proofing material packet, make the particles filled shell of fire prevention inside fire proofing material packet and between lithium ion battery Gap effectively reduce the generation of security risk to play fire-retardant purpose.
Description
Technical field
The utility model relates to a kind of lithium ion battery, in particular to a kind of lithium ion battery that environment-friendly type is explosion-proof belongs to
Antiknock device technical field.
Background technique
Lithium ion battery: being a kind of secondary cell (rechargeable battery), it relies primarily on lithium ion between a positive electrode and a negative electrode
Movement carrys out work.In charge and discharge process, Li+ insertion and deintercalation back and forth between two electrodes: when charging, Li+ is de- from anode
It is embedding, it is embedded in cathode by electrolyte, cathode is in lithium-rich state；It is then opposite when electric discharge.Lithium system battery be divided into lithium battery and lithium from
Sub- battery.What mobile phone and laptop used is all lithium ion battery, and usual people's custom is called lithium battery.Battery is generally adopted
It uses the material for containing elemental lithium as electrode, is the representative of modern high performance battery.And really lithium battery due to risk it is big,
It is rarely applied to day electronic product.
Lithium ion battery by high temperature, short circuit, the undesirable elements such as overcharge under the influence of, cause inside lithium ion cell to produce
Raw certain gas, so that the pressure of inside lithium ion cell be made to increase, and then makes lithium ion battery obtain shell and deforms very
To exploding, there are biggish security risk, existing lithium ion battery explosion-proof function is more single, leads to explosion-proof effect not
It is good, once explosion, which occurs, is then easy to cause fire due to lithium ion battery itself, the safety of the person is caused
Threat uses not safe enough.
Summary of the invention
The purpose of this utility model is to provide a kind of lithium ion batteries that environment-friendly type is explosion-proof, to solve above-mentioned background technique
The existing lithium ion battery explosion-proof function of middle proposition is more single, causes explosion-proof effect bad, once explosion occurs, due to lithium
The reason of ion battery itself, then it is easy to cause fire, threatening to the safety of the person, it is not safe enough to use
Problem.
To achieve the above object, the utility model provides the following technical solutions: a kind of lithium ion battery that environment-friendly type is explosion-proof,
Including shell, the two sides of the interior of shell are fixed with fire proofing material packet, and fire prevention is filled in the inside of the fire proofing material packet
Particle, the both ends of the shell offer several gas vents, and the gas vent is close to one end of lithium ion battery and unidirectional
The outlet side of valve connects, and the check valve is embedded on the inner wall of the shell, and the inside of the shell is equipped with lithium ion battery,
The avris of the outer casing inner wall is fixedly connected by several equidistant shock structures with the lithium ion battery, the lithium ion
The outside of battery is enclosed with rupture pressure disc, and the surface of the rupture pressure disc is fixed with several puncture needles being equidistantly equipped with.
As a kind of optimal technical scheme of the utility model, the corner of the shell is arc angle, the shell
Outer surface is fixed with explosion-proof layer, and the shell is made of insulating material.
As a kind of optimal technical scheme of the utility model, if the two sides at the lithium ion battery both ends are fixed with
Dry relief hole, wherein two electrodes of one end and two tabs are electrically connected the lithium ion battery.
As a kind of optimal technical scheme of the utility model, the gas vent is round hole, the gas vent it is interior
Portion is fixedly embedded at activated carbon adsorption net.
As a kind of optimal technical scheme of the utility model, the puncture needle is in cone, and the puncture needle is by ceramics
Material is made.
Compared with prior art, the utility model has the beneficial effects that a kind of lithium that environment-friendly type is explosion-proof of the utility model from
Sub- battery prevents lithium ion battery explosion, by being equipped with gas vent, can generate lithium ion battery by being equipped with rupture pressure disc
Gas the outside of shell is discharged to by check valve, by being equipped with activated carbon adsorption net, convenient for being adsorbed with toxic gas, use
Get up safer, after lithium ion battery bulge, so that puncture needle is risen or is declined, puncture needle is caused to puncture fire proofing material
Packet makes the particles filled shell of fire prevention inside fire proofing material packet and the gap between lithium ion battery, to play fire-retardant mesh
, the generation of security risk is effectively reduced, the service life of lithium ion battery is extended, reduces the waste of resource, more environmental protection warp
Ji, overall structure is simple, cheap, practical, easy to spread.
Detailed description of the invention
Fig. 1 is the utility model schematic view of the front view；
Fig. 2 is the top board structure schematic diagram of the utility model；
Fig. 3 is the side structure schematic view of the utility model.
In figure: 1, shell；2, lithium ion battery；3, shock structure；4, gas vent；5, check valve；6, tab；7, puncture needle；
8, fire proofing material packet；9, fire prevention particle；10, rupture pressure disc.
Specific embodiment
The following will be combined with the drawings in the embodiments of the present invention, carries out the technical scheme in the embodiment of the utility model
Clearly and completely describe, it is clear that the described embodiments are only a part of the embodiments of the utility model, rather than whole
Embodiment.Based on the embodiments of the present invention, those of ordinary skill in the art are without making creative work
Every other embodiment obtained, fall within the protection scope of the utility model.
Fig. 1-3 is please referred to, the utility model provides a kind of lithium ion battery that environment-friendly type is explosion-proof, including shell 1, shell
Two sides inside 1 are fixed with fire proofing material packet 8, and fire prevention particle 9 is filled in the inside of fire proofing material packet 8, and the both ends of shell 1 are equal
Several gas vents 4 are offered, gas vent 4 is connect close to one end of lithium ion battery 2 with the outlet side of check valve 5, check valve 5
It is embedded on the inner wall of shell 1, the inside of shell 1 is equipped with lithium ion battery 2, and the avris of 1 inner wall of shell passes through between several etc.
Away from shock structure 3 be fixedly connected with lithium ion battery 2, the outside of lithium ion battery 2 is enclosed with rupture pressure disc 10, the table of rupture pressure disc 10
Face is fixed with several puncture needles 7 being equidistantly equipped with.
Preferably, the corner of shell 1 is arc angle, and the outer surface of shell 1 is fixed with explosion-proof layer, and shell 1 is by insulating
Material is made, and insulating materials is high-temperature resistance plastice, and arc angle reduces damage of the collision to shell 1 to be had by being equipped with explosion-proof layer
Preferable explosion-proof effect.
Preferably, the two sides at 2 both ends of lithium ion battery are fixed with several relief holes, lithium ion battery 2 wherein one
Two electrodes at end and two tabs 6 are electrically connected, and by being equipped with relief hole, the inside of shell 1 is discharged to convenient for gas.
Preferably, gas vent 4 is round hole, and the inside of gas vent 4 is fixedly embedded at activated carbon adsorption net, is easy to adsorb
Toxic gas uses safer.
Preferably, puncture needle 7 is made of ceramic materials in cone, puncture needle 7, has preferable thermal conductivity.
When specifically used, a kind of lithium ion battery that environment-friendly type is explosion-proof of the utility model, lithium ion battery 2 passes through shock structure
3 are fixedly connected with shell 1, reduce influence of the vibration to lithium ion battery 2, extend the service life of lithium ion battery 2, lithium ion
The gas that battery 2 generates is drained into the inside of shell 1 by relief hole, is then drained into gas vent 4 by check valve 5, leads to
The effect for crossing active carbon adsorption net, is adsorbed with toxic gas, prevents pollution environment, has ensured the safety of user, worked as lithium ion
Battery 2, which generates more gas, to be made, and 2 bulge of lithium ion battery is caused, and bulge pushes up puncture needle 7 to fire proofing material packet 8, puncture needle 7
The coat for puncturing fire proofing material packet 8, make the fire prevention particle 9 inside fire proofing material packet 8 enter shell 1 and lithium ion battery 2 it
Between gap in, to play fire-retardant purpose, effectively reduce the generation of security risk, use safer, puncture needle 7
With preferable thermal conductivity, make 2 rapid cooling of lithium ion battery, reduces influence of the temperature to lithium ion battery 2.
In the description of the present invention, it should be understood that term " coaxial ", " bottom ", " one end ", " top ", " in
The orientation of the instructions such as portion ", " other end ", "upper", " side ", " top ", "inner", " front ", " center ", " both ends " or position are closed
System is to be based on the orientation or positional relationship shown in the drawings, and is merely for convenience of describing the present invention and simplifying the description, rather than
The device or element of indication or suggestion meaning must have a particular orientation, be constructed and operated in a specific orientation, therefore cannot
It is construed as a limitation of the present invention.
In addition, term " first ", " second ", " third ", " the 4th " are used for description purposes only, and should not be understood as instruction or
It implies relative importance or implicitly indicates the quantity of indicated technical characteristic, define " first ", " second ", " the as a result,
Three ", the feature of " the 4th " can explicitly or implicitly include at least one of the features.
In the present invention unless specifically defined or limited otherwise, term " installation ", " setting ", " connection ", " Gu
Calmly ", the terms such as " being screwed on " shall be understood in a broad sense, for example, it may be being fixedly connected, may be a detachable connection, or integral；
It can be mechanical connection, be also possible to be electrically connected；It can be directly connected, can also indirectly connected through an intermediary, it can be with
It is the interaction relationship of the connection or two elements inside two elements, unless otherwise restricted clearly, for this field
For those of ordinary skill, the concrete meaning of above-mentioned term in the present invention can be understood as the case may be.
While there has been shown and described that the embodiments of the present invention, for the ordinary skill in the art,
It is understood that these embodiments can be carried out with a variety of variations in the case where not departing from the principles of the present invention and spirit, repaired
Change, replacement and variant, the scope of the utility model is defined by the appended claims and the equivalents thereof.
Claims (5)
1. a kind of lithium ion battery that environment-friendly type is explosion-proof, including shell (1), which is characterized in that the internal two sides of the shell (1)
It is fixed with fire proofing material packet (8), inside filling fire prevention particle (9) of the fire proofing material packet (8), the shell (1)
Both ends offer several gas vents (4), the one end and check valve (5) of the gas vent (4) close to lithium ion battery (2)
Outlet side connection, the check valve (5) are embedded on the inner wall of the shell (1), and the inside of the shell (1) is equipped with lithium ion
The avris of battery (2), shell (1) inner wall is solid by several equidistant shock structures (3) and the lithium ion battery (2)
Fixed connection, the outside of the lithium ion battery (2) are enclosed with rupture pressure disc (10), the rupture pressure disc (10) if surface be fixed with
The dry puncture needle (7) being equidistantly equipped with.
2. a kind of explosion-proof lithium ion battery of environment-friendly type according to claim 1, it is characterised in that: the shell (1)
Corner is arc angle, and the outer surface of the shell (1) is fixed with explosion-proof layer, and the shell (1) is made of insulating material.
3. a kind of explosion-proof lithium ion battery of environment-friendly type according to claim 1, it is characterised in that: the lithium ion battery
(2) two sides at both ends are fixed with several relief holes, the lithium ion battery (2) wherein two electrodes of one end and two
Tab (6) is electrically connected.
4. a kind of explosion-proof lithium ion battery of environment-friendly type according to claim 1, it is characterised in that: the gas vent (4)
It is round hole, the inside of the gas vent (4) is fixedly embedded at activated carbon adsorption net.
5. a kind of explosion-proof lithium ion battery of environment-friendly type according to claim 1, it is characterised in that: the puncture needle (7)
In cone, the puncture needle (7) is made of ceramic materials.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821340353.6U CN208570738U (en) | 2018-08-20 | 2018-08-20 | A kind of lithium ion battery that environment-friendly type is explosion-proof |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821340353.6U CN208570738U (en) | 2018-08-20 | 2018-08-20 | A kind of lithium ion battery that environment-friendly type is explosion-proof |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN208570738U true CN208570738U (en) | 2019-03-01 |
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ID=65451062
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201821340353.6U Active CN208570738U (en) | 2018-08-20 | 2018-08-20 | A kind of lithium ion battery that environment-friendly type is explosion-proof |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN208570738U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113794019A (en) * | 2021-08-17 | 2021-12-14 | 阳萍 | Explosion-proof type lithium ion battery with electrolyte discharge capacity |
| CN114865199A (en) * | 2022-06-17 | 2022-08-05 | 天府新能源研究院 | Protective structure for ternary lithium battery |
-
2018
- 2018-08-20 CN CN201821340353.6U patent/CN208570738U/en active Active
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113794019A (en) * | 2021-08-17 | 2021-12-14 | 阳萍 | Explosion-proof type lithium ion battery with electrolyte discharge capacity |
| CN113794019B (en) * | 2021-08-17 | 2023-06-23 | 湖南省盛永能源科技有限公司 | Explosion-proof combustion type lithium ion battery with electrolyte discharging capability |
| CN114865199A (en) * | 2022-06-17 | 2022-08-05 | 天府新能源研究院 | Protective structure for ternary lithium battery |
| CN114865199B (en) * | 2022-06-17 | 2024-02-13 | 天府新能源研究院 | Protective structure for ternary lithium battery |
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