A kind of efficient lithium battery of temperature control type
Technical field
A kind of lithium battery is the utility model is related to, specially a kind of efficient lithium battery of temperature control type, belongs to battery applications technology
Field.
Background technology
Lithium battery be it is a kind of by lithium metal or lithium alloy be negative material, the battery using non-aqueous electrolytic solution, with
The digital product such as product such as mobile phone, notebook computer widely uses, and lithium ion battery is with excellent performance in this kind of product
It is used widely, and is progressively developing to other product applications.
Lithium battery has a higher requirement for temperature at work, its operating efficiency can be greatly lowered during overheat, very
To there is situation about exploding, at low temperatures, the problem of energy of offer declines, output voltage declines occurs in lithium battery,
And do not detect, adjust, protection device well in current lithium battery.Therefore, a kind of temperature control is proposed regarding to the issue above
The efficient lithium battery of type.
Utility model content
The purpose of this utility model is that to solve the above problems and provides a kind of temperature control type efficient lithium battery.
The utility model is achieved through the following technical solutions above-mentioned purpose, a kind of efficient lithium battery of temperature control type, including electricity
Pond shell, lithium-ion electric core and control mainboard;Described battery case one end is provided with air outlet, and another relative with air outlet of battery case
Side sets air inlet;Lithium-ion electric core is provided with inside the battery case, and lithium-ion electric core outer wrap has diaphragm;It is described
Nylon layer, the first adhesive layer, aluminium foil layer, the second adhesive layer and hot sealing layer are provided with inside diaphragm;The lithium-ion electric core connects
Connect control mainboard, and control mainboard connection charge and discharge electric connection;The control mainboard is built-in with main control chip, and main control chip connects
Data acquisition unit;The data acquisition unit connects intelligent detection device, and intelligent detection device is built-in with current sensor, voltage
Sensor, temperature sensor and detection of electrical leakage unit;The main control chip connection protector, and protector is built-in with fuse
And breaker.
Preferably, the main control chip is electrically connected with Electric radiant Heating Film and radiator fan, and radiator fan is relative with air outlet sets
Put.
Preferably, the Electric radiant Heating Film is fixed on the outside of the diaphragm.
Preferably, the hot sealing layer is kind hot sealing layer made of polypropylene material.
Preferably, the air inlet and the air outlet are interconnected between the battery case inside.
The beneficial effects of the utility model are:This kind of lithium battery structure is provided with ventilating opening at housing, may be such that in battery
Portion is circulated with outside air, so as to improve radiating efficiency;Multilayer resist is provided with outside battery core, can be to battery core sealing part
Effectively bonded, the infiltration of outside batteries steam can be prevented, while prevent oozing out for electrolyte inside, it is possible to increase battery
Mechanical performance, prevent external force from causing to damage to battery core, play a part of protect battery core;It is configured with battery intelligent detection, protection
Device, the electric current of lithium battery interior, voltage, temperature and no electric leakage can be detected, when electric current, voltage is abnormal or goes out
During situation about now leaking electricity, power-off protection can be carried out to battery and equipment by fuse or breaker immediately, prevent from burning out in
Portion's component;When the temperature of inside battery is too high, fan can be started the heat of inside aggregation sheds rapidly, when temperature is too low
When, Electric radiant Heating Film can be started battery core is heated, prevent its supercooling from influenceing charging and discharging capabilities so that battery is all the time in optimal temperature
Degree is lower to work.
Brief description of the drawings
Fig. 1 is the utility model overall structure diagram;
Fig. 2 is the utility model diaphragm structural representation;
Fig. 3 is the utility model main control chip connection diagram.
In figure:1st, battery case, 101, air inlet, 102, air outlet, 2, lithium-ion electric core, 3, diaphragm, 301, nylon layer,
302nd, the first adhesive layer, 303, aluminium foil layer, the 304, second adhesive layer, 305, hot sealing layer, 4, control mainboard, 401, discharge and recharge connects
Head, 5, Electric radiant Heating Film, 6, radiator fan, 7, main control chip, 8, data acquisition unit, 9, intelligent detection device, 901, current sense
Device, 902, voltage sensor, 903, temperature sensor, 904, detection of electrical leakage unit, 10, protector, 1001, fuse, 1002,
Breaker.
Embodiment
Below in conjunction with the accompanying drawing in the utility model embodiment, the technical scheme in the embodiment of the utility model is carried out
Clearly and completely describing, it is clear that described embodiment is only the utility model part of the embodiment, rather than whole
Embodiment.Based on the embodiment in the utility model, those of ordinary skill in the art are not under the premise of creative work is made
The every other embodiment obtained, belong to the scope of the utility model protection.
Refer to shown in Fig. 1-3, a kind of efficient lithium battery of temperature control type, including battery case 1, lithium-ion electric core 2 and control
Mainboard 4;Described one end of battery case 1 is provided with air outlet 102;The battery case 1 opposite side relative with air outlet 102 sets air intake
Mouth 101, may be such that inside battery is circulated with outside air, so as to improve radiating efficiency;The inside of battery case 1 is provided with lithium
Ion battery core 2;The outer wrap of lithium-ion electric core 2 has diaphragm 3;The inside of diaphragm 3 is provided with nylon layer 301, first
Adhesive layer 302, aluminium foil layer 303, the second adhesive layer 304 and hot sealing layer 305, can effectively be glued to battery core sealing part
Close, the infiltration of outside batteries steam can be prevented, while prevent oozing out for electrolyte inside, it is possible to increase the mechanical performance of battery,
Prevent external force from causing to damage to battery core, play a part of to protect battery;The lithium-ion electric core 2 connects control mainboard 4;The control
Mainboard 4 processed connects charge and discharge electric connection 401;The control mainboard 4 is built-in with main control chip 7;The main control chip 7 connects data and adopted
Storage 8;The data acquisition unit 8 connects intelligent detection device 9;The intelligent detection device 9 be built-in with current sensor 901,
Voltage sensor 902, temperature sensor 903 and detection of electrical leakage unit 904, electric current, the voltage that can be circulated to lithium battery enter
Row monitoring in real time, detects to whether battery leaks electricity, internal temperature of battery is detected;The connection of main control chip 7 is protected
Protect device 10;The protector 10 is built-in with fuse 1001 and breaker 1002, when electric current, voltage or situation about leaking electricity occurs
When, power-off protection can be carried out to battery and equipment by fuse 1001 or breaker 1002 immediately, prevent from burning out internal member
Device.
Wherein:The model ACS712ELCTR-20A of current sensor 901;The model VSM10 of voltage sensor 902;Temperature
Degree sensor 903 is PIC thermistors;The model CM1LE-63A of detection of electrical leakage unit 904;The model 430TX of main control chip 7;
The model IPAMRS-485 of data acquisition unit 8.
As a kind of technical optimization scheme of the present utility model, the main control chip 7 is electrically connected with Electric radiant Heating Film 5 and radiating
Fan 6, and radiator fan 6 is oppositely arranged with air outlet 102, when the temperature of inside battery is too high, can start fan by inside
The heat of aggregation sheds rapidly, when the temperature is too low, can start Electric radiant Heating Film 5 and battery core is heated, and prevents it that influence is subcooled and fills
Discharge capability so that battery is under optimum temperature works all the time.
As a kind of technical optimization scheme of the present utility model, the Electric radiant Heating Film 5 is fixed on the outside of the diaphragm 3,
Realize the heating to battery core.
As a kind of technical optimization scheme of the present utility model, the hot sealing layer 305 is kind made of polypropylene material
The hot sealing layer 305, improve the sealing of sealing part.
As a kind of technical optimization scheme of the present utility model, the air inlet 101 and the air outlet 102 are and institute
State and be interconnected between the inside of battery case 1, realize ventilation, radiating.
When in use, diaphragm 3 can be effectively protected the utility model to lithium-ion electric core 2, and discharge and recharge is connect
First 401 are connected with equipment, at work, intelligent detection device 9 can to the electric current of battery, voltage value and whether leak electricity into
Row detection, when electric current, voltage is abnormal or during electric leakage, fuse 1001 will be connected, breaker 1002 acts to battery and
Equipment is protected, and temperature sensor 903 can monitor the temperature of inside battery, and can start radiator fan 6 when temperature is too high will
Heat is discharged from air outlet 102, can start the temperature that Electric radiant Heating Film 5 improves inside battery when the temperature is too low.
It is obvious to a person skilled in the art that the utility model is not limited to the details of above-mentioned one exemplary embodiment, and
And in the case of without departing substantially from spirit or essential attributes of the present utility model, it can realize that this practicality is new in other specific forms
Type.Therefore, no matter from the point of view of which point, embodiment all should be regarded as exemplary, and is nonrestrictive, this practicality is new
The scope of type limits by appended claims rather than described above, it is intended that the equivalency fallen in claim is contained
All changes in justice and scope are included in the utility model.Any reference in claim should not be considered as limitation
Involved claim.
Moreover, it will be appreciated that although the present specification is described in terms of embodiments, not each embodiment is only wrapped
Containing an independent technical scheme, this narrating mode of specification is only that those skilled in the art should for clarity
Using specification as an entirety, the technical solutions in the various embodiments may also be suitably combined, forms those skilled in the art
It is appreciated that other embodiment.