CN217562645U - Battery temperature control device and battery temperature control system - Google Patents
Battery temperature control device and battery temperature control system Download PDFInfo
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- CN217562645U CN217562645U CN202123386520.5U CN202123386520U CN217562645U CN 217562645 U CN217562645 U CN 217562645U CN 202123386520 U CN202123386520 U CN 202123386520U CN 217562645 U CN217562645 U CN 217562645U
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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
Abstract
The utility model discloses a battery temperature control device and a battery temperature control system, which relate to the technical field of battery charging and are used for conveniently cooling a battery and reducing accidents; the battery temperature control device is arranged on the battery, is in communication connection with the user terminal and sends early warning information to the user terminal; the battery temperature control device includes: the temperature detection module is in contact with the surface of the battery and is used for detecting the actual temperature of the battery in the charging process in real time; the cooling module acts on the battery and is used for cooling the battery when the actual temperature exceeds the standard temperature range; the control module is used for acquiring the actual temperature, judging the temperature threshold range to which the actual temperature belongs and controlling the cooling module to adopt a cooling strategy corresponding to the temperature threshold range to which the actual temperature belongs.
Description
Technical Field
The utility model relates to a lithium battery charging technology field especially relates to a battery temperature control device and battery temperature control system.
Background
At present, the serious safety event of a house caused by spontaneous combustion of a battery during charging of an electric vehicle is caused to be in a certain voltage, and the direct reason is that the heat of the battery in the charging process cannot be dissipated in time, so that the defects of poor safety and easiness in spontaneous combustion exist.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to provide a battery temperature control device and battery temperature control system for the convenience is cooled down to the battery.
In order to achieve the above object, the present invention provides the following technical solutions:
in a first aspect, the utility model discloses a battery temperature control device for set up on the battery and with user terminal communication connection, to user terminal sends early warning information, battery temperature control device includes:
the temperature detection module is in contact with the surface of the charged battery and is used for detecting the actual temperature of the battery in the charging process in real time;
the cooling module acts on the battery and is used for cooling the battery when the actual temperature exceeds a standard temperature range;
the control module is used for acquiring the actual temperature, judging the temperature threshold range to which the actual temperature belongs and controlling the cooling module to adopt a cooling strategy corresponding to the temperature threshold range to which the battery belongs.
Compared with the prior art, the battery temperature control device provided by the utility model can be used for monitoring the actual temperature of the battery in the charging process or the riding process in real time, and the battery with the temperature higher than the standard temperature is cooled by the cooling module to prevent the temperature from being too high; a plurality of threshold value ranges are set through the control module, different cooling strategies are adopted according to the threshold value range to which the detected battery temperature belongs, and the battery temperature monitoring device can also be in communication connection with a user, so that the state information of the battery of the user is timely reminded, the user can conveniently know information to take measures, and safety accidents are reduced.
In one implementation, the standard temperature a of the cell is in the range of-55 ℃ < a < 20 ℃.
Under the temperature condition, the battery belongs to the normal temperature range and cannot cause safety accidents.
In one implementation, the temperature threshold ranges include a first temperature threshold range, a second temperature threshold range, and a third temperature threshold range that increase in sequence;
the control module is used for sending a primary cooling control signal to the cooling module when the actual temperature is within the first temperature threshold range;
the control module is also used for sending a secondary cooling control signal to the cooling module when the actual temperature is within a second temperature threshold range;
and the control module is also used for sending a three-level cooling control signal to the cooling module when the actual temperature is within a third temperature threshold range, and sending the early warning information to the user terminal.
So set up, a plurality of threshold value scopes through the setting of control module 3, a plurality of cooling gears that correspond cooling module 2, realize the cooling to battery 10 step by step, and the cooling dynamics of cooling module, increase along with the rising of actual temperature, first temperature threshold value scope is less than second temperature threshold value scope and is less than third temperature threshold value scope under this condition, then the cooling dynamics that one-level cooling control signal corresponds cooling module is less than the cooling dynamics that second grade cooling control signal corresponds cooling module and is less than the cooling dynamics that third grade cooling control signal corresponds cooling module, take the best cooling mode under battery 10's different temperatures, can save the consumption, intelligent control has also been realized.
In one implementation, the first temperature threshold range is greater than or equal to 20 ℃ and less than 30 ℃; the second temperature threshold range is greater than or equal to 30 ℃ and less than 40 ℃; the third temperature threshold range is greater than or equal to 40 ℃ and less than 50 ℃.
In one implementation mode, the system further comprises a charging switch module, wherein the charging switch module is electrically connected with the control module;
and the control module is also used for controlling the charging switch module to be closed and stopping charging when the actual temperature is within the third temperature threshold range.
So set up, when the actual temperature of battery was in the third temperature threshold range, the accessible was charged the switch module and was disconnected the battery charger, stopped to charge the battery, reduced the probability that the accident took place.
In an implementation manner, a fourth temperature threshold range is also preset in the control module, the fourth temperature threshold range is greater than the third temperature threshold range, when the actual temperature is at the fourth temperature threshold, the control module sends an advanced cooling control signal to the cooling module, and the control module periodically sends the warning information to the user terminal.
So set up, when the battery receives ambient environment influence such as hot season, when the battery temperature exceedes third temperature threshold range, control module can control the cooling module and cool down the battery with the mode of maximum power to periodically send early warning information to the user, inform the user so that in time take corresponding measure, reduce the occurence of failure.
In one implementation manner, the temperature sensor further comprises an alarm, wherein the alarm is electrically connected with the control module and used for sending out an alarm signal when the actual temperature is within the fourth temperature threshold range, and the alarm signal comprises sound and/or light.
According to the arrangement, the alarm can send out alarm signals to the surrounding of the environment where the battery is located through the alarm, so that even if a user is not on site, the user can conveniently prompt other persons on site to evacuate or take measures in time, and accidents are avoided.
In one implementation manner, the control module is provided with a 4G communication unit and/or a 5G communication unit, and the control module is in communication connection with the user terminal through the 4G communication unit and/or the 5G communication unit.
So set up, send data through 4G/5G communication module, data transmission is more stable more real-time.
In one implementation mode, the cooling module comprises a plurality of speed regulation fans, and the air outlet sides of the speed regulation fans correspond to the battery.
In a second aspect, the utility model discloses a battery temperature control system, including user terminal and as above arbitrary the battery temperature control device, battery temperature control device with the user terminal communication is connected, user terminal is used for receiving the early warning information that battery temperature control device sent.
The effects produced by the technical solution of the second aspect refer to the technical effects described in the first aspect, and are not described herein again.
Drawings
The accompanying drawings, which are described herein, serve to provide a further understanding of the invention and constitute a part of this specification, and the exemplary embodiments and descriptions thereof are provided for explaining the invention without unduly limiting it.
Fig. 1 is the structural schematic diagram of the battery temperature control system provided by the present invention.
1-a temperature detection module; 2-a cooling module; 3-a control module; 4-a user terminal; 5-a charge switch module; 6-an alarm; 10-a battery.
Detailed Description
Reference will now be made in detail to embodiments of the present invention, examples of which are illustrated in the accompanying drawings, wherein like reference numerals refer to the same or similar elements or elements having the same or similar function throughout. The embodiments described below with reference to the drawings are exemplary and intended to be used for explaining the present invention, and should not be construed as limiting the present invention.
In the description of the present invention, it is to be understood that the terms "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplicity of description, and do not indicate or imply that the device or element referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore, should not be construed as limiting the present invention.
Furthermore, the terms "first", "second" and "first" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or to implicitly indicate the number of technical features indicated. Thus, a feature defined as "first" or "second" may explicitly or implicitly include one or more of that feature. In the description of the present invention, "a plurality" means two or more unless specifically limited otherwise.
In the present invention, unless otherwise explicitly specified or limited, the terms "mounted," "connected," "secured," and the like are to be construed broadly, e.g., as being fixedly connected, detachably connected, or integrated; can be mechanically or electrically connected; either directly or indirectly through intervening media, either internally or in any other relationship. The specific meaning of the above terms in the present invention can be understood according to specific situations by those skilled in the art.
In the present disclosure, unless expressly stated or limited otherwise, the first feature "on" or "under" the second feature may comprise direct contact between the first and second features, or may comprise contact between the first and second features not directly. Also, the first feature being "on," "above" and "over" the second feature includes the first feature being directly on and obliquely above the second feature, or merely indicating that the first feature is at a higher level than the second feature. A first feature being "under," "below," and "beneath" a second feature includes the first feature being directly under and obliquely below the second feature, or simply meaning that the first feature is at a lesser elevation than the second feature.
As shown in fig. 1, the embodiment of the utility model discloses battery temperature control device for set up on battery 10 and with user terminal 4 communication connection, send early warning information to user terminal 4, battery temperature control device includes: the temperature detection module 1 is in surface contact with the battery 10 and is used for detecting the actual temperature of the battery 10 in the charging process in real time; the cooling module 2 acts on the battery 10 and is used for cooling the battery when the actual temperature exceeds the standard temperature range; the control module 3 is preset with a plurality of temperature threshold ranges, the control module 3 is respectively electrically connected with the cooling module 2 and the temperature detection module 1, the control module 3 is used for acquiring the actual temperature and judging the temperature threshold range to which the actual temperature belongs, and the control cooling module 2 is controlled to adopt a cooling strategy corresponding to the temperature threshold range to which the temperature detection module belongs to the battery 10.
During the use, this battery temperature regulating device sets up on battery 10, utilize temperature detection module 1 can monitor battery 10 at charging process or non-charging process, control module 3 obtains the actual temperature of battery 10, through a plurality of threshold value ranges that self set up, judge the threshold value range that actual temperature this moment belongs to, and send the instruction to cooling module 2, control cooling module 2 takes the cooling strategy in affiliated threshold value range to battery 10, and control module 3 can send early warning information for user terminal 4 when the high temperature, avoid the emergence of accident.
According to the scheme and the working process, the battery temperature control device provided by the utility model can be used for monitoring the temperature of the battery 10 in the charging process in real time, and the temperature of the battery exceeding the standard temperature is cooled by the cooling module 2, so that the temperature is prevented from being too high; a plurality of threshold value ranges are set through the control module 3, different cooling strategies are adopted according to the threshold value range to which the detected battery temperature belongs, and the battery temperature detection device can also be in communication connection with the user terminal 4 to remind the user of the state information of the battery 10 in time, so that the user can know the information to take measures conveniently, and safety accidents are reduced.
In a specific embodiment, the standard temperature a of the battery 10 is in the range of-55 ℃ < a < 20 ℃, and under the temperature condition, the battery 10 belongs to the normal temperature range, and the safety accident can not be caused.
In this embodiment, the temperature threshold range includes a first temperature threshold range, a second temperature threshold range, and a third temperature threshold range that increase in sequence; the control module 3 is used for sending a primary cooling control signal to the cooling module 2 when the actual temperature is within a first temperature threshold range; the control module 3 is also used for sending a secondary cooling control signal to the cooling module 2 when the actual temperature is within the second temperature threshold range; the control module 3 is further configured to send a third-level cooling control signal to the cooling module 2 when the actual temperature is within the third temperature threshold range, and send early warning information to the user terminal. In the use, a plurality of threshold value scopes that set up through control module 3, a plurality of cooling gears that correspond cooling module 2, realize the cooling to battery 10 step by step, and the cooling dynamics of cooling module, increase along with the rising of actual temperature, first temperature threshold value scope is less than second temperature threshold value scope and is less than third temperature threshold value scope under this condition, then the cooling dynamics that one-level cooling control signal corresponds cooling module is less than the cooling dynamics that second grade cooling control signal corresponds cooling module and is less than the cooling dynamics that third grade cooling control signal corresponds cooling module, take the best cooling mode under battery 10's different temperatures, can save the consumption, also realized intelligent control.
Optionally, the first temperature threshold range is greater than or equal to 20 ℃ and less than 30 ℃; the second temperature threshold range is greater than or equal to 30 ℃ and less than 40 ℃; the third temperature threshold range is greater than or equal to 40 ℃ and less than 50 ℃. Because the first temperature threshold value range is smaller than the second temperature threshold value range and smaller than the third temperature threshold value range, the cooling strength of the first-level cooling control signal corresponding to the cooling gear is smaller than that of the second-level cooling control signal corresponding to the cooling gear and is smaller than that of the third-level cooling control signal corresponding to the cooling gear.
In some embodiments, the charging system further comprises a charging switch module 5, wherein the charging switch module 5 is electrically connected with the battery charger and the control module 3 respectively; the control module 3 is further configured to control the charging switch module 5 to turn off and stop charging when the actual temperature is within the third temperature threshold range. With the arrangement, when the actual temperature of the battery 10 is within the third temperature threshold range, the battery charger can be disconnected through the charging switch module 5, the battery 10 is stopped being charged, and the accident probability is reduced.
In this embodiment, a fourth temperature threshold range is also preset in the control module 3, where the fourth temperature threshold range is greater than the third temperature threshold range, and when the actual temperature is at the fourth temperature threshold, the control module 3 sends a high-level cooling control signal to the cooling module 2, and the control module 3 periodically sends the warning information to the user terminal 4. With the arrangement, when the battery 10 is affected by the surrounding environment, such as hot seasons, and the battery temperature exceeds the third temperature threshold range, the control module 3 controls the cooling module 2 to cool the battery in the mode of maximum power, and periodically sends early warning information to the user to inform the user so as to take corresponding measures in time, thereby reducing accidents.
In this embodiment, the temperature monitoring device further comprises an alarm 6, and the alarm 6 is electrically connected to the control module 3 and configured to send an alarm signal when the actual temperature is within the fourth temperature threshold range, where the alarm signal includes sound and/or light. By means of the arrangement, the alarm 6 can send out alarm signals to the surrounding of the environment where the battery 10 is located, and even if a user is not on site, evacuation of other people on site or timely measures can be prompted, so that accidents are avoided.
In some embodiments, the user terminal 4 is a PC terminal and/or a mobile terminal. The control module 3 can send the early warning information to a PC end or a mobile phone end, so that a user can know the actual temperature information of the battery in time.
In some embodiments, the control module 3 has a 4G communication unit and/or a 5G communication unit, and the control module 3 is in communication connection with the user terminal through the 4G communication unit and/or the 5G communication unit. Specifically, the control module 3 may adopt a 4G module of type AI-LT32, which is provided with a microprocessor, and simultaneously implements a data processing function and a communication function, and data transmission is stable.
In a specific embodiment, the cooling module 2 includes a plurality of speed-adjusting fans, and the air outlet sides of the speed-adjusting fans correspond to the battery 10.
It should be noted that, the utility model discloses a cooling module does not confine to the adoption speed governing fan this kind of structure that gives in this embodiment, and all the structure that can realize the cooling of many gears is in the protection range of the utility model.
The embodiment of the utility model also discloses a battery temperature control system, which comprises a user terminal and the battery temperature control device described above, wherein the battery temperature control device is in communication connection with the user terminal, and the user terminal is used for receiving the early warning information sent by the battery temperature control device; the system can monitor the actual temperature of the battery in the charging process or the riding process in real time, prevents overhigh temperature, is convenient for a user to know the temperature of the battery and take measures in time, and reduces accidents.
When the utility model is used, when the temperature of the battery is between minus 55 ℃ and 20 ℃, the battery belongs to the normal battery charging and discharging range, and no cooling measures are needed; when the temperature of the battery is greater than or equal to 20 ℃ and less than 30 ℃, the cooling module adopts a first cooling mode, when the temperature of the battery is greater than or equal to 30 ℃ and less than 40 ℃, the cooling module adopts a second cooling mode, when the temperature of the battery is greater than or equal to 40 ℃ and less than 50 ℃, the cooling module adopts a third cooling mode, if the temperature of the battery is greater than or equal to 40 ℃ and less than 50 ℃, the charging is immediately closed, and early warning information is sent to a user; the cooling force of the third gear cooling mode is sequentially greater than that of the second gear cooling mode and that of the first gear cooling mode; when the temperature of the battery exceeds 50 ℃, the cooling module adopts the maximum power to cool and continuously sends the early warning short message to the user; if the battery is self-ignited, the alarm is started
In the description herein, references to the description of the term "one embodiment," "some embodiments," "an example," "a specific example," or "some examples," etc., mean that a particular feature, structure, material, or characteristic described in connection with the embodiment or example is included in at least one embodiment or example of the invention. In this specification, the schematic representations of the terms used above are not necessarily intended to refer to the same embodiment or example. Furthermore, the particular features, structures, materials, or characteristics described may be combined in any suitable manner in any one or more embodiments or examples. Furthermore, various embodiments or examples described in this specification can be combined and combined by those skilled in the art.
While embodiments of the present invention have been shown and described above, it is understood that the above embodiments are exemplary and should not be construed as limiting the present invention, and that variations, modifications, substitutions and alterations of the above embodiments may be made by those of ordinary skill in the art without departing from the scope of the present invention.
Claims (4)
1. The utility model provides a battery temperature control device for set up on the battery and with user terminal communication connection, to user terminal sends early warning information, battery temperature control device includes:
the temperature detection module is in contact with the surface of the battery and is used for detecting the actual temperature of the battery in real time;
the cooling module acts on the battery and is used for cooling the battery when the actual temperature exceeds a standard temperature range;
the control module is used for acquiring the actual temperature, judging the temperature threshold range to which the actual temperature belongs and controlling the cooling module to adopt a cooling strategy corresponding to the temperature threshold range to which the battery belongs.
2. The battery temperature control device of claim 1, wherein the control module has a 4G communication unit and/or a 5G communication unit, and the control module is in communication connection with the user terminal through the 4G communication unit and/or the 5G communication unit.
3. The battery temperature control device of claim 1, wherein the cooling module comprises a plurality of speed-regulating fans, and the air outlet sides of the plurality of speed-regulating fans correspond to the battery.
4. A battery temperature control system, comprising a user terminal and the battery temperature control device as claimed in any one of claims 1 to 3, wherein the battery temperature control device is in communication connection with the user terminal, and the user terminal is configured to receive warning information sent by the battery temperature control device.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202123386520.5U CN217562645U (en) | 2021-12-29 | 2021-12-29 | Battery temperature control device and battery temperature control system |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202123386520.5U CN217562645U (en) | 2021-12-29 | 2021-12-29 | Battery temperature control device and battery temperature control system |
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| Publication Number | Publication Date |
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| CN217562645U true CN217562645U (en) | 2022-10-11 |
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| CN202123386520.5U Active CN217562645U (en) | 2021-12-29 | 2021-12-29 | Battery temperature control device and battery temperature control system |
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- 2021-12-29 CN CN202123386520.5U patent/CN217562645U/en active Active
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