CN107302072A - A kind of protection device of lithium battery - Google Patents
A kind of protection device of lithium battery Download PDFInfo
- Publication number
- CN107302072A CN107302072A CN201710658391.XA CN201710658391A CN107302072A CN 107302072 A CN107302072 A CN 107302072A CN 201710658391 A CN201710658391 A CN 201710658391A CN 107302072 A CN107302072 A CN 107302072A
- Authority
- CN
- China
- Prior art keywords
- casing
- temperature sensor
- lithium battery
- reservoir tank
- insulation board
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Pending
Links
Classifications
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01M—PROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
- H01M50/00—Constructional details or processes of manufacture of the non-active parts of electrochemical cells other than fuel cells, e.g. hybrid cells
- H01M50/20—Mountings; Secondary casings or frames; Racks, modules or packs; Suspension devices; Shock absorbers; Transport or carrying devices; Holders
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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
- H01M10/42—Methods or arrangements for servicing or maintenance of secondary cells or secondary half-cells
-
- 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
- H01M10/42—Methods or arrangements for servicing or maintenance of secondary cells or secondary half-cells
- H01M10/48—Accumulators combined with arrangements for measuring, testing or indicating the condition of cells, e.g. the level or density of the electrolyte
-
- 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
-
- 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
- H01M10/63—Control systems
- H01M10/635—Control systems based on ambient temperature
-
- 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
-
- 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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- Chemical & Material Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Electrochemistry (AREA)
- General Chemical & Material Sciences (AREA)
- Engineering & Computer Science (AREA)
- Manufacturing & Machinery (AREA)
- Secondary Cells (AREA)
- Automation & Control Theory (AREA)
Abstract
The invention discloses a kind of protection device of lithium battery, including casing, temperature sensor and coolant reservoir tank, the top of the casing is provided with insulation board and charging pile, and the insulation board and charging pile are closely connected with the casing, the inside of the casing is provided with interlayer and barrier, the side of the casing is provided with the temperature sensor, the temperature sensor is electrically connected with the casing, the side of the temperature sensor is provided with the coolant reservoir tank, the side of the coolant reservoir tank is provided with cooling pipe, and the cooling pipe is bolted to connection with the coolant reservoir tank, control valve is installed at the top of the cooling pipe, and the control valve is electrically connected with the temperature sensor, the protection device of this kind of lithium battery passes through temperature sensor, the design of barrier and interlayer, the infringement for effectively reducing lithium battery thermal runaway and being brought when being squeezed, so having a wide range of applications.
Description
Technical field
The present invention relates to technical field of lithium batteries, specially a kind of protection device of lithium battery.
Background technology
Such as with widely using for electronic equipment, lithium battery is also widely used in all many-sides in life, existing
Automobile industry, and electronic product industry etc., it is convenient to be brought to a certain extent to life.
But, the accident occurred now by lithium battery is also a lot, such as explosive incident and event of fire.Just at present
For, the protection device of lithium battery also has many weak points, when being extruded by the external world, it is impossible to fine place to go
This extraneous active force is managed so as to which the accident for the damage or more serious for causing lithium battery occurs, further, since temperature is too high
Can occur thermal runaway, but operating personnel timely can not have found or handle, and cause largely to there is potential safety hazard.
So, how to design a kind of protection device of lithium battery, the problem of currently being solved as us.
The content of the invention
It is an object of the invention to provide a kind of protection device of lithium battery, with asking for solving to propose in above-mentioned background technology
Topic.
To achieve the above object, the present invention provides following technical scheme：A kind of protection device of lithium battery, including casing,
Temperature sensor and coolant reservoir tank, the top of the casing are provided with charging pile and insulation board, and the insulation board and described
Charging pile is closely connected with the casing, and the inside of the insulation board is provided with interface slot, and interface slot insertion is arranged at
In the insulation board, the inside of the casing is provided with thermal insulation board, and the side of the thermal insulation board is provided with interlayer, the one of the interlayer
Side is provided with fixed plate, and the thermal insulation board is fixedly connected with the fixed plate with the interlayer, the inside of the fixed plate
Barrier is installed, and the barrier is closely connected with the fixed plate, the side of the casing is provided with the temperature sensor,
And the temperature sensor is electrically connected with the casing, the side of the temperature sensor is provided with the coolant reservoir tank,
The side of the coolant reservoir tank is provided with cooling pipe, and the cooling pipe passes through bolt with the coolant reservoir tank
It is fixedly connected, the bottom of the coolant reservoir tank is provided with support, and the support is flexibly connected with the coolant reservoir tank,
Control valve is installed at the top of the cooling pipe, and the control valve is electrically connected with the temperature sensor, the cooling
The side of pipeline is provided with coolant outlet, and the coolant outlet is closely connected with the casing.
Further, the spring that the inside of the interlayer is provided with, and the spring is closely connected with the interlayer.
Further, the side of the temperature sensor is provided with display screen, and the display screen and the TEMP
Device is electrically connected with.
Further, the side of the casing is provided with baffle plate, and the side of the baffle plate is provided with coded lock, and the password
Lock is electrically connected with the baffle plate.
Further, the side of the baffle plate is provided with handle, and the handle is fixed by pad with the baffle plate and connected
Connect.
Compared with prior art, the beneficial effects of the invention are as follows：The protection device of this kind of lithium battery by the design of barrier,
Tentatively lithium battery is protected when being squeezed, in addition, being arranged at by the design of interlayer, and by spring in interlayer
Portion, when lithium battery is being extruded by the external world, can neutralize external forces and be protected to lithium battery is further, by temperature
Sensor is electrically connected with control valve, and control valve is automatically opened up after temperature reaches necessarily, so that cooling agent acts on casing
Inside, reduces temperature, so as to reach the effect of protection lithium battery, prevents the generation of accident, and be provided with the side of casing
Baffle plate, input password opens casing by shaking hands, and solves because other unexpected, lithium battery is arbitrarily contacted and is produced thing
Therefore the problem of, so having extensive market and application prospect.
Brief description of the drawings
Fig. 1 is the overall structure diagram of the present invention；
Fig. 2 is the spacer structure schematic diagram of the present invention；
Fig. 3 is the baffle arrangement schematic diagram of the present invention；
In figure：1- casings；2- insulation boards；3- interface slots；4- barriers；5- fixed plates；6- thermal insulation boards；7- interlayers；8- temperature
Sensor；9- display screens；10- cooling pipes；11- control valves；12- coolant reservoir tanks；13- bolts；14- supports；15- is kept off
Plate；16- buttons；17- coded locks；18- shakes hands；19- pads；20- springs；21- charging piles；22- coolant outlets.
Embodiment
Below in conjunction with the accompanying drawing in the embodiment of the present invention, the technical scheme in the embodiment of the present invention is carried out clear, complete
Site preparation is described, it is clear that described embodiment is only a part of embodiment of the invention, rather than whole embodiments.It is based on
Embodiment in the present invention, it is every other that those of ordinary skill in the art are obtained under the premise of creative work is not made
Embodiment, belongs to the scope of protection of the invention.
Fig. 1-3 are referred to, the present invention provides a kind of technical scheme：A kind of protection device of lithium battery, including casing 1, temperature
Sensor 8 and coolant reservoir tank 12 are spent, the top of the casing 1 is provided with charging pile 21 and insulation board 2, and the insulation board 2
Closely it is connected with the casing 1 with the charging pile 21, the inside of the insulation board 2 is provided with interface slot 3, and the interface slot
3 insertions are arranged in the insulation board 2, and the inside of the casing 1 is provided with thermal insulation board 6, the side of the thermal insulation board 6 be provided with every
Layer 7, the side of the interlayer 7 is provided with fixed plate 5, and the thermal insulation board 6 is fixed with the fixed plate 5 with the interlayer 7
Connection, the inside of the fixed plate 5 is provided with barrier 4, and the barrier 4 is closely connected with the fixed plate 5, the casing 1
Side the temperature sensor 8 is installed, and the temperature sensor 8 is electrically connected with the casing 1, the TEMP
The side of device 8 is provided with the coolant reservoir tank 12, and the side of the coolant reservoir tank 12 is provided with cooling pipe 10, and institute
State cooling pipe 10 to be fixedly connected by bolt 13 with the coolant reservoir tank 12, the bottom peace of the coolant reservoir tank 12
Equipped with support 14, the support 14 is flexibly connected with the coolant reservoir tank 12, and the top of the cooling pipe 10 is provided with
Control valve 11, and the control valve 11 is electrically connected with the temperature sensor 8, the side of the cooling pipe 10 is provided with cooling
Agent exports 22, and the coolant outlet 22 is closely connected with the casing 1.
Further, the spring 20 that the inside of the interlayer 7 is provided with, and the spring 20 is closely connected with the interlayer 7,
Offset by the spring 20 from extraneous squeezing action power, so as to preferably protection lithium battery.
Further, the side of the temperature sensor 8 is provided with display screen 9, and the display screen 9 is passed with the temperature
Sensor 8 is electrically connected with, by the display screen 9, and operating personnel can conveniently understand temperature environment now residing for lithium battery, have
Protected beneficial to lithium battery.
Further, the side of the casing 1 is provided with baffle plate 15, and the side of the baffle plate 15 is provided with coded lock 17, and
The coded lock 17 is electrically connected with the baffle plate 15, passes through the coded lock 17, it is possible to avoid random contact lithium electricity
The possibility in pond, avoids unexpected generation to a certain extent.
Further, the side of the baffle plate 15 is provided with handle 18, and the handle 18 passes through pad with the baffle plate 15
Piece 19 is fixedly connected.Be conducive to when needing processing, in that context it may be convenient to open casing 1, carry out the maintenance to lithium battery.
Operation principle：First, when charging is required by charging pile 21, can simply and easily it be charged, according to need
Will, rationally lithium battery is used by interface slot 3, when being extruded by outside, the structure of spring 22 inside interlayer 7
Effectively lithium battery can be protected, in addition, baffle plate 15 is installed in the side of casing 1, and the side of baffle plate 15 is installed
There is coded lock 17, input password to open casing 1 by button 16, prevent to a certain extent because arbitrarily contacting lithium battery and band
The infringement come, also, when lithium battery is overheated, temperature sensor 8 just can open control valve 11, so that refrigerant storage
Cooling agent inside tank 12 enters casing 1 by cooling pipe 10, this makes it possible to be effectively accomplished cooling effect, prevents accident
Generation, after temperature is reduced, temperature sensor 8 receive signal after, control valve 11 is closed, cooling agent stop introduce casing 1 in,
If necessary to handle lithium battery, it is possible to inputted by button 16 after password and open casing 1 to operate.
Although an embodiment of the present invention has been shown and described, for the ordinary skill in the art, can be with
A variety of changes, modification can be carried out to these embodiments, replace without departing from the principles and spirit of the present invention by understanding
And modification, the scope of the present invention is defined by the appended.
Claims (5)
1. a kind of protection device of lithium battery, including casing (1), temperature sensor (8) and coolant reservoir tank (12), its feature
It is：The top of the casing (1) is provided with charging pile (21) and insulation board (2), and the insulation board (2) and the charging pile
(21) closely it is connected with the casing (1), the inside of the insulation board (2) is provided with interface slot (3), and the interface slot (3)
Insertion is arranged in the insulation board (2), and the inside of the casing (1) is provided with thermal insulation board (6), the side of the thermal insulation board (6)
Interlayer (7) is installed, the side of the interlayer (7) is provided with fixed plate (5), and the thermal insulation board (6) and the fixed plate (5)
Be fixedly connected with the interlayer (7), the inside of the fixed plate (5) is provided with barrier (4), and the barrier (4) with it is described
Fixed plate (5) is closely connected, and the side of the casing (1) is provided with the temperature sensor (8), and the temperature sensor
(8) it is electrically connected with the casing (1), the side of the temperature sensor (8) is provided with the coolant reservoir tank (12), described
The side of coolant reservoir tank (12) is provided with cooling pipe (10), and the cooling pipe (10) and the coolant reservoir tank
(12) it is fixedly connected by bolt (13), the bottom of the coolant reservoir tank (12) is provided with support (14), the support
(14) it is flexibly connected with the coolant reservoir tank (12), control valve (11) is installed at the top of the cooling pipe (10), and
The control valve (11) is electrically connected with the temperature sensor (8), and the side of the cooling pipe (10) goes out provided with cooling agent
Mouthful (22), and the coolant outlet (22) is closely connected with the casing (1).
2. a kind of protection device of lithium battery according to claim 1, it is characterised in that：The inside of the interlayer (7) is set
Some springs (20), and the spring (20) is closely connected with the interlayer (7).
3. a kind of protection device of lithium battery according to claim 1, it is characterised in that：The temperature sensor (8)
Side is provided with display screen (9), and the display screen (9) is electrically connected with the temperature sensor (8).
4. a kind of protection device of lithium battery according to claim 1, it is characterised in that：The side of the casing (1) is set
There is baffle plate (15), the side of the baffle plate (15) is provided with coded lock (17), and the coded lock (17) and the baffle plate (15)
It is electrically connected with.
5. a kind of protection device of lithium battery according to claim 1, it is characterised in that：The side peace of the baffle plate (15)
Equipped with handle (18), and it is described handle (18) be fixedly connected with the baffle plate (15) by pad (19).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710658391.XA CN107302072A (en) | 2017-08-04 | 2017-08-04 | A kind of protection device of lithium battery |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710658391.XA CN107302072A (en) | 2017-08-04 | 2017-08-04 | A kind of protection device of lithium battery |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN107302072A true CN107302072A (en) | 2017-10-27 |
Family
ID=60134213
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201710658391.XA Pending CN107302072A (en) | 2017-08-04 | 2017-08-04 | A kind of protection device of lithium battery |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN107302072A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110534831A (en) * | 2019-08-12 | 2019-12-03 | 清华大学 | Internal temperature of battery measurement method |
-
2017
- 2017-08-04 CN CN201710658391.XA patent/CN107302072A/en active Pending
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110534831A (en) * | 2019-08-12 | 2019-12-03 | 清华大学 | Internal temperature of battery measurement method |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PB01 | Publication | ||
| PB01 | Publication | ||
| WD01 | Invention patent application deemed withdrawn after publication |
Application publication date: 20171027 |
|
| WD01 | Invention patent application deemed withdrawn after publication |