CN206672993U - Low-temperature automatic protection system for lithium ion battery - Google Patents
Low-temperature automatic protection system for lithium ion battery Download PDFInfo
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- CN206672993U CN206672993U CN201720329395.9U CN201720329395U CN206672993U CN 206672993 U CN206672993 U CN 206672993U CN 201720329395 U CN201720329395 U CN 201720329395U CN 206672993 U CN206672993 U CN 206672993U
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- Prior art keywords
- power supply
- lithium ion
- battery
- heating power
- layer
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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 lithium ion battery low temperature automatic protection system, including the battery box and the lithium ion battery put in the battery box, the battery box has a cover plate, the cover plate is connected with the battery box screw, a temperature sensor is arranged between the battery box and the battery box, the battery box comprises an outer protective layer, a support isolation layer, an electric heating film layer and a heat dissipation layer from outside to inside in sequence; the cover plate is provided with a heating power supply bin which is used for fixing a heating power supply module and is internally provided with a heat preservation layer, and the electric heating film layer is connected with the heating power supply module through a lead. The utility model discloses the realization makes the battery in the battery box guarantee the normal work of battery all the time in the temperature range of a more stable suitable battery work.
Description
Technical field
The utility model belongs to technical field of lithium ion, and in particular to a kind of lithium ion battery low temperature automatic protection system
System.
Background technology
At present, the application of lithium ion battery is more and more extensive, but battery is in use, if made in cold district
Used time, if the temperature of external environment condition is too low, the performance of lithium ion battery can be influenceed, influences the life-span of lithium ion battery, because
This, develops a kind of lithium ion battery low temperature automatic protective system, to solve the problem, has great importance.
Utility model content
The purpose of this utility model is solve above-mentioned technical problem and provide a kind of lithium ion battery low temperature and prevent automatically
Protecting system.
To achieve the above object, the utility model adopts the following technical scheme that：
A kind of lithium ion battery low temperature automatic protective system, including battery case and the lithium ion that is put in the battery case
Battery, the battery case have cover plate, the cover plate and the battery case mode connects for screw, set between the battery case and battery case
There is temperature sensor, the battery case includes including outer jacket, support separation layer, electric membranous layer and radiating successively from the outside to the core
Layer；The cover plate is provided with the heating power supply storehouse that the inside for being used for fixing heating power supply module is provided with heat-insulation layer, the Electric radiant Heating Film
Layer connects the heating power supply module by wire.
The outer jacket is plastic material, and the support separation layer is epoxy resin material.
The heat dissipating layer is aluminium flake layer.
The heating power supply module includes heating power supply and temperature detect switch (TDS), the temperature detect switch (TDS) be connected to the Electric radiant Heating Film with
On the current supply circuit of the heating power supply connection, the temperature detect switch (TDS) connects the temperature sensor.
The heating power supply is battery.
When the utility model can realize that the temperature in detection battery case is less than predetermined temperature, pass through temperature detect switch (TDS) control
Electric radiant Heating Film processed is powered and heated, and stops heating when the temperature in battery case reaches predetermined temperature, makes electricity so as to realize
Battery in the case of pond within the temperature range of a more stable suitable battery job, ensures the normal work of battery all the time.
Brief description of the drawings
The plan structure that Fig. 1 show the lithium ion battery low temperature automatic protective system of the utility model embodiment offer is shown
It is intended to (not including cover plate)；
Fig. 2 is along the structural representation of line A-A in Fig. 1；
Fig. 3 is the overlooking the structure diagram of the cover plate of lithium ion battery low temperature automatic protective system；
Fig. 4 is the structural representation of battery case；
Fig. 5 is the schematic front view of cover plate.
Embodiment
Below, substantive distinguishing features of the present utility model and advantage are further described with reference to example, but this practicality is new
Type is not limited to listed embodiment.
Shown in Figure 1, a kind of lithium ion battery low temperature provided the figure shows the utility model embodiment is prevented automatically
The structure of protecting system.For convenience of description, it illustrate only the part relevant with the utility model embodiment.
Refer to shown in Fig. 1-5, a kind of lithium ion battery low temperature automatic protective system, including the battery case 1 of aluminium material with
And the lithium ion battery 2 in the battery case is put in, the battery case has the cover plate 4 of aluminium material, the cover plate and the electricity
Pond case screw connects 42 and connect, and temperature sensor 3 is provided between the battery case and battery case, and the battery case is included from the outside to the core
Include outer jacket 11, support separation layer 12, electric membranous layer 13 and heat dissipating layer 14 successively；The cover plate, which is provided with, to be used to fix
The inside of heating power supply module (not shown) is provided with heat-insulation layer, and (heat-insulation layer can use polytetrafluoroethylene foamed plastics or poly-
Urethane foamed plastics is made) heating power supply storehouse 7, the electric membranous layer connects the heating power supply module by wire.
Stretched out on the cover plate and be provided with positive terminal 5 and negative terminal 6, and screw hole is provided with the both sides of cover plate
41, the connection with the both sides of battery case is corresponding along the screw hole 16 on 15.
The heating power supply storehouse 7 is connected by bolt 71 with cover plate, the signal wire of temperature sensor and Electric radiant Heating Film
Wire is passed through from cover plate and introduced in battery case.
Wherein, the outer jacket is plastic material, and the support separation layer is epoxy resin material.
Wherein, the heat dissipating layer is aluminium flake layer.
Wherein, the heating power supply module includes power supply and temperature detect switch (TDS), and the temperature detect switch (TDS) is connected to the Electric radiant Heating Film
On the current supply circuit being connected with the heating power supply, the temperature detect switch (TDS) connects the temperature sensor.The temperature detect switch (TDS) and temperature
Degree sensor, the interconnection technique of heating power supply are prior art, and those of ordinary skill in the art know its attachment structure, to this
No longer describe in detail.
Wherein, the heating power supply is battery.
When the utility model can realize that the temperature in detection battery case is less than predetermined temperature, pass through temperature detect switch (TDS) control
Electric radiant Heating Film processed is powered and heated, and stops heating when the temperature in battery case reaches predetermined temperature, makes electricity so as to realize
Battery in the case of pond within the temperature range of a more stable suitable battery job, ensures the normal work of battery all the time.
Described above is only preferred embodiment of the present utility model, it is noted that for the common skill of the art
For art personnel, on the premise of the utility model principle is not departed from, some improvements and modifications can also be made, these improve and
Retouching also should be regarded as the scope of protection of the utility model.
Claims (5)
1. a kind of lithium ion battery low temperature automatic protective system, it is characterised in that including battery case and be put in the battery case
Interior lithium ion battery, the battery case have cover plate, the cover plate and the battery case mode connects for screw, the battery case and electricity
Temperature sensor is provided between the case of pond, the battery case includes including outer jacket, support separation layer, Electric radiant Heating Film successively from the outside to the core
Layer and heat dissipating layer；The cover plate is provided with the heating power supply storehouse that the inside for being used for fixing heating power supply module is provided with heat-insulation layer,
The electric membranous layer connects the heating power supply module by wire.
2. lithium ion battery low temperature automatic protective system according to claim 1, it is characterised in that the outer jacket is plastics
Material, the support separation layer is epoxy resin material.
3. lithium ion battery low temperature automatic protective system according to claim 2, it is characterised in that the heat dissipating layer is aluminium flake
Layer.
4. lithium ion battery low temperature automatic protective system according to claim 3, it is characterised in that the heating power supply module
Including heating power supply and temperature detect switch (TDS), the temperature detect switch (TDS) is connected to the power supply that the Electric radiant Heating Film is connected with the heating power supply and returned
Lu Shang, the temperature detect switch (TDS) connect the temperature sensor.
5. lithium ion battery low temperature automatic protective system according to claim 4, it is characterised in that the heating power supply is storage
Battery.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720329395.9U CN206672993U (en) | 2017-03-31 | 2017-03-31 | Low-temperature automatic protection system for lithium ion battery |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720329395.9U CN206672993U (en) | 2017-03-31 | 2017-03-31 | Low-temperature automatic protection system for lithium ion battery |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN206672993U true CN206672993U (en) | 2017-11-24 |
Family
ID=60367098
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201720329395.9U Active CN206672993U (en) | 2017-03-31 | 2017-03-31 | Low-temperature automatic protection system for lithium ion battery |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN206672993U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108511853A (en) * | 2018-06-01 | 2018-09-07 | 盐城维实新能源科技有限公司 | A kind of low-temperature resistant automobile battery |
| CN111640895A (en) * | 2020-06-09 | 2020-09-08 | 博戈橡胶塑料（株洲）有限公司 | New energy automobile battery box |
-
2017
- 2017-03-31 CN CN201720329395.9U patent/CN206672993U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108511853A (en) * | 2018-06-01 | 2018-09-07 | 盐城维实新能源科技有限公司 | A kind of low-temperature resistant automobile battery |
| CN111640895A (en) * | 2020-06-09 | 2020-09-08 | 博戈橡胶塑料（株洲）有限公司 | New energy automobile battery box |
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