CN220233274U - Unmanned aerial vehicle emergency battery pack maintenance device - Google Patents
Unmanned aerial vehicle emergency battery pack maintenance device Download PDFInfo
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- CN220233274U CN220233274U CN202223476219.8U CN202223476219U CN220233274U CN 220233274 U CN220233274 U CN 220233274U CN 202223476219 U CN202223476219 U CN 202223476219U CN 220233274 U CN220233274 U CN 220233274U
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- 238000012423 maintenance Methods 0.000 title claims abstract description 42
- 230000005611 electricity Effects 0.000 claims abstract description 6
- 238000010438 heat treatment Methods 0.000 claims description 47
- 238000005259 measurement Methods 0.000 claims description 39
- 238000009529 body temperature measurement Methods 0.000 claims description 17
- 230000017525 heat dissipation Effects 0.000 claims description 9
- 238000000034 method Methods 0.000 abstract description 7
- 238000007599 discharging Methods 0.000 description 25
- 230000007613 environmental effect Effects 0.000 description 11
- 238000012790 confirmation Methods 0.000 description 4
- 239000003990 capacitor Substances 0.000 description 3
- 230000007547 defect Effects 0.000 description 2
- 238000001514 detection method Methods 0.000 description 2
- 238000010586 diagram Methods 0.000 description 2
- 238000007689 inspection Methods 0.000 description 2
- 238000003825 pressing Methods 0.000 description 2
- 230000002265 prevention Effects 0.000 description 2
- 230000008569 process Effects 0.000 description 2
- 238000005070 sampling Methods 0.000 description 2
- 230000005355 Hall effect Effects 0.000 description 1
- WHXSMMKQMYFTQS-UHFFFAOYSA-N Lithium Chemical compound [Li] WHXSMMKQMYFTQS-UHFFFAOYSA-N 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000008859 change Effects 0.000 description 1
- 238000004891 communication Methods 0.000 description 1
- 238000001816 cooling Methods 0.000 description 1
- 238000005485 electric heating Methods 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 229910052744 lithium Inorganic materials 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000002360 preparation method Methods 0.000 description 1
- 230000009467 reduction Effects 0.000 description 1
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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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- Charge And Discharge Circuits For Batteries Or The Like (AREA)
Abstract
The utility model discloses an unmanned aerial vehicle emergency battery pack maintenance device, which relates to the technical field of unmanned aerial vehicle emergency battery pack maintenance, wherein an emergency battery pack comprises a plurality of single batteries, and the device comprises: the device comprises a shell, wherein a main controller, a voltage and current measuring unit, a temperature measuring unit, a humidity measuring unit, a switch control unit, a display control unit, an alarm driving unit and a key setting unit are arranged in the shell; the plurality of key switches, the electric connector, the display screen and the alarm are embedded on the outer wall of the shell; the electric connector is used for connecting the emergency battery pack with the voltage and current measuring unit, the temperature measuring unit and the switch control unit and taking electricity from the emergency battery pack; the problem of need cut in external power supply to unmanned aerial vehicle emergency battery group maintenance in-process among the prior art, it is inconvenient to maintain, wastes time and energy is solved.
Description
Technical Field
The utility model belongs to the technical field of unmanned aerial vehicle emergency battery pack maintenance, and particularly relates to an unmanned aerial vehicle emergency battery pack maintenance device.
Background
The unmanned aerial vehicle emergency lithium battery pack (hereinafter referred to as an emergency battery pack) is used as equipment for providing uninterrupted power supply for the unmanned aerial vehicle in an emergency state, and is self-evident to the importance of unmanned aerial vehicle flight safety, so that frequent inspection and maintenance are required in daily use.
The conventional maintenance method is to use battery charging and discharging equipment and battery heating equipment to check and maintain on the ground or to check and maintain emergency batteries by ground stations and on-board battery heating on the unmanned aerial vehicle. The defects of the two methods are obvious, the ground charge and discharge equipment and the battery heating equipment are large in size and heavy in weight, an external power supply is required to be connected, the installation and the use are inconvenient, and time and labor are wasted; the battery is arranged on the unmanned plane for inspection, so that the problem is not timely found, if the problem occurs, the battery can be replaced to influence the attendance efficiency, and precious preparation time can be consumed when the battery is heated on the plane.
Disclosure of Invention
The utility model aims to overcome the defects in the prior art, provides an unmanned aerial vehicle emergency battery pack maintenance device, and solves the problems that an external power supply needs to be connected in the unmanned aerial vehicle emergency battery pack maintenance process in the prior art, the maintenance is inconvenient, and time and labor are wasted.
In order to achieve the above object, the present utility model provides an unmanned aerial vehicle emergency battery pack maintenance apparatus, the emergency battery pack including a plurality of unit cells, the apparatus comprising:
the intelligent temperature control device comprises a shell, wherein a main controller, a voltage and current measuring unit, a temperature measuring unit, a humidity measuring unit, a switch control unit, a display control unit, an alarm driving unit and a key setting unit are arranged in the shell;
the plurality of key switches, the electric connector, the display screen and the alarm are embedded on the outer wall of the shell;
the electric connector is used for connecting the emergency battery pack with the voltage and current measuring unit, the temperature measuring unit and the switch control unit and taking electricity from the emergency battery pack;
the voltage and current measuring unit is used for measuring the voltage and current of the emergency battery pack;
the temperature measuring unit is used for measuring the temperature of the emergency battery pack;
the humidity measuring unit is used for measuring the ambient humidity;
the switch control unit is used for controlling the on-off of a circuit between the emergency battery pack and the main controller;
the display control unit is used for controlling the display screen to display measurement results of the voltage and current measurement unit, the temperature measurement unit and the humidity measurement unit;
the alarm driving unit is used for driving the alarm to alarm;
the key setting unit is used for setting functions of a plurality of key switches.
Optionally, the voltage and current measurement unit includes a plurality of voltage measurement modules and a current measurement module, the plurality of voltage measurement modules are used for respectively detecting voltages of the plurality of single batteries, and the current measurement module is used for detecting total discharge current of the emergency battery pack.
Optionally, the main controller controls the display control unit to display a plurality of the cell voltages, the total emergency battery voltage, the highest cell voltage, the lowest cell voltage and the maximum voltage difference between the cells through the display screen.
Optionally, when the total voltage of the emergency battery pack is lower than 21V, the main controller controls the alarm driving unit to send an alarm signal through the alarm, and the display screen displays a 'battery voltage low' signal;
when the total voltage of the emergency battery pack is higher than 29-4V, the main controller controls the alarm driving unit to send out an alarm signal through the alarm, and the display screen displays a battery voltage high signal;
when the single voltage is lower than 3V, the main controller controls the alarm driving unit to send an alarm signal through the alarm, and the display screen displays a signal of low single battery voltage;
when the single voltage is higher than 4-2V, the main controller controls the alarm driving unit to send out an alarm signal through the alarm, and the display screen displays a signal of 'single battery voltage high';
when the maximum voltage difference between the single batteries is higher than 20mV, the main controller controls the alarm driving unit to send out an alarm signal through the alarm, and the display screen displays a signal of 'the maximum voltage difference between the single batteries is large and the signal is required to be balanced';
when the maximum voltage difference between the single batteries is higher than 100mV, the main controller controls the alarm driving unit to send out an alarm signal through the alarm, and the display screen displays a signal of 'the maximum voltage difference between the single batteries is large, and the signal returns to the factory'.
Optionally, the emergency battery pack further comprises a load resistor and a discharging circuit, wherein the discharging circuit is connected with the emergency battery pack through the electric connector, the emergency battery pack can discharge to the load resistor through the discharging circuit, and the total voltage of the emergency battery pack is reduced and/or the voltage among the single batteries is balanced.
Optionally, when the emergency battery pack discharges to the load resistor through the discharging circuit so that the total voltage of the emergency battery pack is reduced to 26-6V, the main controller controls the discharging circuit to be disconnected, controls the alarm driving unit to send an alarm signal through the alarm, and the display screen displays a discharge end signal;
when the emergency battery pack discharges to the load resistor through the discharge circuit so that the maximum voltage difference between the single batteries is smaller than 20mV, the main controller controls the discharge circuit to be disconnected, controls the alarm driving unit to send an alarm signal through the alarm, and the display screen displays an equalization ending signal.
Optionally, the temperature measurement unit includes at least one battery internal temperature measurement module, at least one ambient temperature measurement module, and a load resistance temperature measurement module for measuring the emergency battery internal temperature, the ambient temperature, and the load resistance temperature, respectively.
Optionally, the emergency battery pack further comprises a heat dissipation unit and a heating unit, wherein the heat dissipation unit comprises a fan arranged inside the shell, and an air inlet and an air outlet which are respectively arranged on two side walls of the shell, and the heating unit is used for controlling a heating belt in the emergency battery pack to heat.
Optionally, when the internal temperature of the emergency battery pack is lower than 10 ℃, the main controller controls the alarm driving unit to send an alarm signal through the alarm, the display screen displays a 'battery temperature is low, a heating request' signal, and the main controller controls the heating unit to start heating of the emergency battery pack;
when the internal temperature of the emergency battery pack is higher than 45 ℃, the main controller controls the alarm driving unit to send an alarm signal through the alarm, and the display screen displays a 'battery temperature is high, please cool' signal;
when the ambient temperature is lower than 10 ℃, the main controller controls the alarm driving unit to send an alarm signal through the alarm, the display screen displays an environment temperature low signal, and the main controller controls the heating unit to start heating of the emergency battery pack;
when the ambient temperature is higher than 40 ℃, the main controller controls the alarm driving unit to send out an alarm signal through the alarm, and the display screen displays an 'ambient temperature high' signal.
Optionally, the humidity measurement unit includes an ambient humidity sensor, when the ambient humidity detected by the humidity measurement unit is higher than 80%, the main controller controls the alarm driving unit to send an alarm signal through the alarm, and the display screen displays an "ambient humidity high" signal.
The utility model provides an unmanned aerial vehicle emergency battery pack maintenance device, which has the beneficial effects that: the unmanned aerial vehicle emergency battery pack maintenance device is characterized in that a main controller, a voltage and current measurement unit, a temperature measurement unit, a humidity measurement unit, a switch control unit, a display control unit, an alarm driving unit and a key setting unit are arranged in a shell, a plurality of key switches, an electric connector, a display screen and an alarm are embedded on the outer wall of the shell, and electricity is taken from an emergency battery pack through the electric connector, so that the unmanned aerial vehicle emergency battery pack maintenance device is used without an external ground power supply, and the unmanned aerial vehicle emergency battery pack maintenance device is compact in structure and convenient to use; simultaneously, the voltage and current measuring unit, the temperature measuring unit and the humidity measuring unit are used for respectively measuring the voltage and current of the emergency battery pack, the temperature of the emergency battery pack and the environmental humidity, and the display control unit is used for controlling the display screen to display the measurement results; and moreover, the alarm device and the alarm driving unit are arranged, and the alarm driving unit can drive the alarm device to alarm the out-of-tolerance condition of the measurement result of the emergency battery pack, so that the convenience for maintaining the emergency battery pack is further improved.
Additional features and advantages of the utility model will be set forth in the detailed description which follows.
Drawings
The foregoing and other objects, features and advantages of the utility model will be apparent from the following more particular descriptions of exemplary embodiments of the utility model as illustrated in the accompanying drawings wherein like reference numbers generally represent like parts throughout the exemplary embodiments of the utility model.
Fig. 1 shows a three-dimensional schematic of an unmanned aerial vehicle emergency battery pack maintenance apparatus according to an embodiment of the present utility model.
Fig. 2 shows a schematic front view of a housing of an unmanned aerial vehicle emergency battery pack maintenance apparatus according to an embodiment of the present utility model.
Fig. 3 shows a schematic rear view of the housing of an unmanned aerial vehicle emergency battery maintenance apparatus according to an embodiment of the present utility model.
Fig. 4 shows a schematic left-view structural diagram of a housing of an unmanned aerial vehicle emergency battery pack maintenance apparatus according to an embodiment of the present utility model.
Fig. 5 shows a right-hand structural schematic view of a housing of an unmanned aerial vehicle emergency battery pack maintenance apparatus according to an embodiment of the present utility model.
Fig. 6 shows a schematic front panel structure of an unmanned aerial vehicle emergency battery pack maintenance apparatus according to an embodiment of the present utility model.
Fig. 7 shows an internal top view schematic of an unmanned aerial vehicle emergency battery pack maintenance apparatus according to an embodiment of the present utility model.
Fig. 8 is a schematic diagram showing internal structural connection of an unmanned aerial vehicle emergency battery pack maintenance apparatus according to an embodiment of the present utility model.
Reference numerals illustrate:
1. a housing; 1-1, a display screen opening; 1-2, button holes; 1-3, mounting holes of LED alarm lamps; 1-4, an air inlet; 1-5, an air outlet; 1-6, an electrical connector mounting hole; 2. a display screen; 2-1, voltage of single battery; 2-2, total voltage of the emergency battery pack; 2-3, the highest voltage of the single battery and the lowest voltage of the single battery; 2-4, the maximum voltage difference between the single batteries; 2-5, the internal temperature of the emergency battery pack; 2-6, load resistance temperature; 2-7, ambient temperature; 2-8, total discharge current of the emergency battery pack; 2-9, ambient humidity; 2-10, heating the emergency battery pack, balancing the voltage of the single battery and indicating the discharging working state of the emergency battery pack; 2-11, alarm state indication; 3. a key switch; 3-1, turning on/off keys; 3-2, stop/cancel button; 3-3, heating the key; 3-4, balancing keys; 3-5, discharging keys; 3-6, confirming the key; 4. an electrical connector; 5. a main controller; 6. an AD converter; 7. a current transformer; 8. a switch control unit; 9. an ambient temperature sensor; 10. an ambient humidity sensor; 11. a load resistance temperature sensor; 12. a load resistor; 13. a fan; 14. a buzzer alarm; 15. LED alarm indicator lamp.
Detailed Description
Preferred embodiments of the present utility model will be described in more detail below. While the preferred embodiments of the present utility model are described below, it should be understood that the present utility model may be embodied in various forms and should not be limited to the embodiments set forth herein. Rather, these embodiments are provided so that this disclosure will be thorough and complete, and will fully convey the scope of the utility model to those skilled in the art.
As shown in fig. 1 to 8, the present utility model provides an unmanned aerial vehicle emergency battery pack maintenance apparatus, the emergency battery pack including a plurality of unit cells, the apparatus comprising:
the intelligent electric heating device comprises a shell 1, wherein a main controller 5, a voltage and current measuring unit, a temperature measuring unit, a humidity measuring unit, a switch control unit 8, a display control unit, an alarm driving unit and a key setting unit are arranged in the shell 1, and the voltage and current measuring unit, the temperature measuring unit, the humidity measuring unit, the switch control unit 8, the display control unit, the alarm driving unit and the key setting unit are connected with the main controller 5;
the plurality of key switches 3, the electric connector 4, the display screen 2 and the alarm are embedded on the outer wall of the shell 1;
the electric connector 4 is used for connecting the emergency battery pack with the voltage and current measuring unit, the temperature measuring unit and the switch control unit 8 and taking electricity from the emergency battery pack;
the voltage and current measuring unit is used for measuring the voltage and current of the emergency battery pack;
the temperature measuring unit is used for measuring the temperature of the emergency battery pack;
the humidity measuring unit is used for measuring the ambient humidity;
the switch control unit 8 is used for controlling the on-off of a circuit between the emergency battery pack and the main controller;
the display control unit is used for controlling the display screen 2 to display the measurement results of the voltage and current measurement unit, the temperature measurement unit and the humidity measurement unit;
the alarm driving unit is used for driving the alarm to alarm;
the key setting unit is used for setting functions of the plurality of key switches.
Specifically, in order to solve the problems that in the prior art, an external power supply is required to be connected in the maintenance process of the unmanned aerial vehicle emergency battery pack, the maintenance is inconvenient, and time and labor are wasted; the unmanned aerial vehicle emergency battery pack maintenance device provided by the utility model is characterized in that a main controller 5, a voltage and current measurement unit, a temperature measurement unit, a humidity measurement unit, a switch control unit 8, a display control unit, an alarm driving unit and a key setting unit are arranged in a shell 1, a plurality of key switches, an electric connector 4, a display screen 2 and an alarm are embedded on the outer wall of the shell 1, and electricity is taken from an emergency battery pack through the electric connector 4 for the unmanned aerial vehicle emergency battery pack maintenance device, so that the unmanned aerial vehicle emergency battery pack maintenance device is not required to be externally connected with a ground power supply, and has a compact structure and is convenient to use; simultaneously, the voltage and current measuring unit, the temperature measuring unit and the humidity measuring unit are used for respectively measuring the voltage and current of the emergency battery pack, the temperature of the emergency battery pack and the environmental humidity, and the display control unit is used for controlling the display screen 2 to display the measurement results; and moreover, the alarm device and the alarm driving unit are arranged, and the alarm driving unit can drive the alarm device to alarm the out-of-tolerance condition of the measurement result of the emergency battery pack, so that the convenience for maintaining the emergency battery pack is further improved.
Further, the display screen 2 is embedded in the opening 1-1 of the display screen 2 on the shell 1 and is used for displaying the measurement result and the state information; the key switch 3 is embedded in a key hole 1-2 on the shell 1, and in the embodiment, the key switch 3-1, the stop/cancel key 3-2, the heating key 3-3, the equalizing key 3-4, the discharging key 3-5 and the confirmation key 3-6 are sequentially arranged; the electric connector 4 is arranged in an electric connector mounting hole 1-6 at the rear part of the shell 1 and is used as an internal main controller 55 to be connected with the communication and power supply of each measuring unit and the emergency battery pack; the main controller 55 and the AD converter 6 convert the acquired analog voltage signals into digital signals, so as to realize the function of voltage measurement; the current transformer 7 is arranged on a lead accessed by the electric connector 4, and realizes the function of current measurement through the Hall effect; the switch control unit 8 respectively controls the on-off of the circuits by utilizing a plurality of relays; the ambient temperature measuring module adopts an ambient temperature sensor 9 which is arranged near the air inlet 14; the humidity measuring unit adopts an environment humidity sensor 10, is arranged near a heat dissipation air inlet 14 and measures the environment temperature and humidity; the load resistance temperature measuring module adopts a load resistance temperature sensor 11, is arranged on a load resistance 12 and measures the load resistance temperature; the load resistor 12 is arranged at a position close to the fan, and the fan 13 is arranged at the air outlet 15 to radiate heat for the load resistor and other devices; the alarm unit adopts a buzzer alarm 14 and LED alarm indicator lamps 15, wherein the buzzer alarm 14 is arranged near the air inlet 14 and used for sound alarm, and the LED alarm indicator lamps 15 are distributed and arranged in LED alarm lamp mounting holes 1-3 at four corners of the top of the shell 1 and used for light alarm.
Optionally, the voltage and current measurement unit includes a plurality of voltage measurement modules and a current measurement module, the plurality of voltage measurement modules are used for respectively detecting voltages of the plurality of single batteries, and the current measurement module is used for detecting total discharge current of the emergency battery pack.
Specifically, in this embodiment, the emergency battery pack includes 7 single batteries, and 7 voltage measurement modules detect voltages of the 7 single batteries respectively, and display accuracy is 0-0.1V, and sampling rate is 2Hz.
Optionally, the main controller 5 controls the display control unit to display the plurality of cell voltages, the total emergency battery voltage, the highest cell voltage, the lowest cell voltage and the maximum voltage difference between the cells through the display screen 2.
Specifically, as shown in fig. 6, the display items on the display screen 2 include: the method comprises the following steps of 2-1 of single battery voltage, 2-2 of total voltage of an emergency battery pack, 2-3 of highest voltage of single batteries and lowest voltage of single batteries, 2-4 of maximum voltage difference among the single batteries, 2-5 of internal temperature of the emergency battery pack at three sampling points in the emergency battery pack, 2-6 of load resistance temperature, 2-7 of environment temperature, 2-8 of total discharge current of the emergency battery pack, 2-9 of environment humidity, 2-10 of heating of the emergency battery pack, 2-10 of voltage balance of the single batteries and 2-11 of discharge working state indication of the emergency battery pack.
Alternatively, when the total voltage of the emergency battery pack is lower than 21V, the main controller 5 controls the alarm driving unit to send out an alarm signal through the alarm, and the display screen 2 displays a 'battery voltage low' signal;
when the total voltage of the emergency battery pack is higher than 29.4V, the main controller 5 controls the alarm driving unit to send an alarm signal through the alarm, and the display screen 2 displays a 'battery voltage high' signal;
when the single voltage is lower than 3V, the main controller 5 controls the alarm driving unit to send out an alarm signal through the alarm, and the display screen 2 displays a signal of 'single battery voltage low';
when the voltage of the single battery is higher than 4.2V, the main controller 5 controls the alarm driving unit to send out an alarm signal through the alarm, and the display screen 2 displays a signal of 'single battery voltage high';
when the maximum voltage difference between the single batteries is higher than 20mV, the main controller 5 controls the alarm driving unit to send an alarm signal through the alarm, and the display screen 2 displays a signal of 'the maximum voltage difference between the single batteries is large, please balance';
when the maximum voltage difference between the single batteries is higher than 100mV, the main controller 5 controls the alarm driving unit to send out an alarm signal through the alarm, and the display screen 2 displays a signal of 'maximum voltage difference between the single batteries is large, please return to the factory'.
Specifically, this unmanned aerial vehicle emergency battery group maintenance device not only can realize the detection to battery cell voltage, emergency battery group total voltage, battery cell highest voltage and battery cell minimum voltage, the maximum voltage difference between the battery cells, can also report to the police through the settlement of main control unit 5, clearly reminds the current emergency battery group state of staff.
Optionally, the emergency battery pack further comprises a load resistor and a discharging circuit, wherein the discharging circuit is connected with the emergency battery pack through an electric connector, the emergency battery pack can discharge to the load resistor through the discharging circuit, and the total voltage of the emergency battery pack is reduced and/or the voltage among the single batteries is balanced.
Specifically, the device realizes the discharging and voltage balancing operation of the emergency battery pack through the load resistor and the discharging circuit.
Optionally, when the emergency battery pack discharges to the load resistor through the discharging circuit so that the total voltage of the emergency battery pack is reduced to 26.6V, the main controller 5 controls the discharging circuit to be disconnected, controls the alarm driving unit to send an alarm signal through the alarm, and the display screen 2 displays a discharge end signal;
when the emergency battery pack discharges to the load resistor through the discharging circuit so that the maximum voltage difference between the single batteries is smaller than 20mV, the main controller 5 controls the discharging circuit to be disconnected, controls the alarm driving unit to send an alarm signal through the alarm, and the display screen 2 displays an 'equalization end' signal.
Specifically, under the control of the main controller 5, the device can automatically detect and carry out discharging voltage reduction and balanced voltage of the emergency battery pack, and can also alarm through the setting of the main controller 5 to clearly remind the staff of the current state of the emergency battery pack.
Optionally, the temperature measurement unit includes at least one battery internal temperature measurement module, at least one ambient temperature measurement module, and a load resistance temperature measurement module for measuring an emergency battery internal temperature, an ambient temperature, and a load resistance temperature, respectively.
Specifically, the temperature measurement unit comprises a battery internal temperature measurement module, an environment temperature measurement module and a load resistance temperature measurement module, and can carry out omnibearing temperature detection on different positions of the device and the emergency battery pack.
Optionally, the emergency battery pack also comprises a heat dissipation unit and a heating unit, wherein the heat dissipation unit comprises a fan arranged inside the shell, and an air inlet and an air outlet which are respectively arranged on two side walls of the shell, and the heating unit is used for controlling a heating belt in the emergency battery pack to heat.
Specifically, the heat dissipation unit can realize air-cooled heat dissipation in the device through the arrangement of the fan, the air inlet and the air outlet; when the heating function of the emergency battery pack is started, the heating unit controls the connection of a discharging interface of a heating belt inside the emergency battery pack and the emergency battery pack, the heating belt is powered by the emergency battery pack until the emergency battery pack is heated to the set temperature of 25 ℃, and then the heating is automatically stopped; in this embodiment, the heating unit controls the corresponding relay through the switch control unit to realize the connection of the discharge interface of the heating belt and the emergency battery pack.
Optionally, when the internal temperature of the emergency battery pack is lower than 10 ℃, the main controller 5 controls the alarm driving unit to send an alarm signal through the alarm, the display screen 2 displays a 'battery temperature is low, a heating request' signal, and the main controller 5 controls the heating unit to start heating of the emergency battery pack;
when the internal temperature of the emergency battery pack is higher than 45 ℃, the main controller 5 controls the alarm driving unit to send an alarm signal through the alarm, and the display screen 2 displays a 'battery temperature is high, please cool down' signal;
when the ambient temperature is lower than 10 ℃, the main controller 5 controls the alarm driving unit to send an alarm signal through the alarm, the display screen 2 displays an environment temperature low signal, and the main controller 5 controls the heating unit to start heating of the emergency battery pack;
when the ambient temperature is higher than 40 ℃, the main controller 5 controls the alarm driving unit to send out an alarm signal through the alarm, and the display screen 2 displays an 'ambient temperature high' signal.
Specifically, when the internal temperature of the emergency battery pack is lower than 10 ℃ and the ambient temperature is lower than 10 ℃, the device can automatically control the heating of the emergency battery pack, ensure the good use temperature of the emergency battery pack, and similarly, send out a high-temperature alarm signal when the internal temperature of the emergency battery pack is higher than 40 ℃ and the ambient temperature is higher than 40 ℃.
Optionally, the humidity measuring unit includes an environmental humidity sensor, when the environmental humidity detected by the humidity measuring unit is higher than 80%, the main controller 5 controls the alarm driving unit to send an alarm signal through the alarm, and the display screen 2 displays an "environmental humidity high" signal.
Specifically, the environmental humidity sensor installed on the device is used as a humidity measurement unit, when the environmental humidity changes, the dielectric constant of the humidity-sensitive capacitor changes, so that the capacitance of the humidity-sensitive capacitor also changes, the capacitance change amount of the humidity-sensitive capacitor is in direct proportion to the relative humidity, thus environmental humidity information is obtained, and the environmental humidity information is sent to the main controller 5 to obtain the environmental humidity and is displayed on the display screen 2, so that the current environmental humidity of workers is reminded.
In summary, when the unmanned aerial vehicle emergency battery pack maintenance device provided by the utility model is used, the use method comprises the following steps:
1. measuring voltage: the electric connector is connected to the emergency battery pack, the electric connector has the function of preventing reverse plug, the on-off key 31 is turned on, the emergency battery pack supplies power for the device, and the total voltage, the single battery voltage, the highest single battery voltage, the lowest single battery voltage and the maximum voltage difference between the single batteries are displayed on the display screen 2 and read.
2. Measuring temperature: the electric connector is connected to the emergency battery pack, the electric connector has the reverse plug preventing function, the on-off button 31 is turned on, the emergency battery pack supplies power for the device, the internal temperature, the ambient temperature and the load resistance temperature of the emergency battery pack are displayed on the display screen 2, and the emergency battery pack can be read.
3. And (3) heating a battery: the maintenance device is connected to an emergency battery through an electric connector, a startup and shutdown key 31 is turned on, the emergency battery pack supplies power for the device, a heating key 33 is pressed down for heating, a confirmation key 36 is pressed down, the emergency battery pack starts heating, heating is automatically stopped after the emergency battery pack reaches a set temperature, a buzzer sounds, a red alarm lamp flashes, a display screen 2 displays heating end, a stop/cancel key 32 is pressed down, and an alarm is stopped; or 60 seconds without input, and automatically shutting down.
4. Cell equalization: connecting an electric connector to an emergency battery pack, wherein the electric connector has a reverse plug prevention function, a power on/off button 31 is turned on, the emergency battery pack supplies power to the device, an equalization button 34 is pressed, a confirmation button 36 is pressed afterwards, the emergency battery pack starts equalizing voltage, equalization automatically stops after a specified pressure difference is reached, a buzzer sounds, a red alarm lamp flashes, and a display screen 2 displays 'equalization end'; pressing stop/cancel key 32, the alarm stops; or 60 seconds without input, and automatically shutting down.
5. Discharging the battery: connecting an electric connector to an emergency battery pack, wherein the electric connector has a reverse plug prevention function, a power on/off button 31 is turned on, the emergency battery pack supplies power to the device, a discharging button 35 is pressed down, a confirmation button 36 is pressed down, the emergency battery pack starts discharging, the discharging is automatically stopped after the specified voltage is reached, a buzzer sounds, a red alarm lamp flashes, and a display screen 2 displays that the discharging is finished; pressing stop/cancel key 32, the alarm stops; or 60 seconds without input, and automatically shutting down.
6. Alarm warning:
when the total voltage of the emergency battery pack is lower than 21V, the buzzer sounds, the red alarm lamp flashes, and the display screen 2 is low in battery voltage and bright.
When the total voltage of the emergency battery pack is higher than 29-4V, the buzzer sounds, the red alarm lamp flashes, and the display screen 2 is high in battery voltage and bright.
When the voltage of the single battery is lower than 3V, the buzzer sounds, the red alarm lamp flashes, and the display screen 2 is bright when the voltage of the single battery is low.
When the voltage of the single battery is higher than 4-2V, the buzzer sounds, the red alarm lamp flashes, and the display screen 2 is high in voltage of the single battery and is bright.
When the maximum voltage difference between the single batteries is higher than 20mV, the buzzer sounds, the red alarm lamp flashes, the maximum voltage difference between the single batteries of the display screen 2 'is large, and the lamp is balanced' on.
When the maximum voltage difference between the single batteries is higher than 100mV, the buzzer sounds, the red alarm lamp flashes, the maximum voltage difference between the single batteries of the display screen 2' is large, and the power plant is turned on.
When the internal temperature of the emergency battery pack is lower than 10 ℃, the buzzer sounds, the red alarm lamp flashes, the display screen 2 is low in battery temperature, and the heating is required to be on.
When the internal temperature of the emergency battery pack is higher than 45 ℃, the buzzer sounds, the red alarm lamp flashes, the display screen 2 is high in battery temperature, and the cooling is required to be on.
When the ambient temperature is lower than 10 ℃, the buzzer sounds, the red alarm lamp flashes, and the display screen 2 is bright when the ambient temperature is low.
When the ambient temperature is higher than 40 ℃, the buzzer sounds, the red alarm lamp flashes, and the display screen 2 is bright when the ambient temperature is high.
When the ambient humidity is higher than 80%, the buzzer sounds, the red alarm lamp blinks, and the display screen 2 is bright when the ambient humidity is high.
When the emergency battery pack is heated to the specified temperature of 25 ℃, the heating is automatically stopped, the buzzer sounds, the red alarm lamp blinks, and the display screen 2 is on after the heating is finished.
When the set voltage is 26-6V, the discharge is automatically stopped, the buzzer sounds, the red alarm lamp blinks, and the display screen 2 is turned on after the discharge is finished.
When the pressure difference is set to 20mV, the equalization is automatically stopped, the buzzer sounds, the red alarm lamp blinks, and the display screen 2 is turned on after the equalization is finished.
The foregoing description of embodiments of the utility model has been presented for purposes of illustration and description, and is not intended to be exhaustive or limited to the embodiments disclosed. Many modifications and variations will be apparent to those of ordinary skill in the art without departing from the scope and spirit of the various embodiments described.
Claims (8)
1. Emergent group battery maintenance device of unmanned aerial vehicle, emergent group battery includes a plurality of battery cells, its characterized in that, the device includes:
the intelligent temperature control device comprises a shell, wherein a main controller, a voltage and current measuring unit, a temperature measuring unit, a humidity measuring unit, a switch control unit, a display control unit, an alarm driving unit and a key setting unit are arranged in the shell;
the plurality of key switches, the electric connector, the display screen and the alarm are embedded on the outer wall of the shell;
the electric connector is used for connecting the emergency battery pack with the voltage and current measuring unit, the temperature measuring unit and the switch control unit and taking electricity from the emergency battery pack;
the voltage and current measuring unit is used for measuring the voltage and current of the emergency battery pack;
the temperature measuring unit is used for measuring the temperature of the emergency battery pack;
the humidity measuring unit is used for measuring the ambient humidity;
the switch control unit is used for controlling the on-off of a circuit between the emergency battery pack and the main controller;
the display control unit is used for controlling the display screen to display measurement results of the voltage and current measurement unit, the temperature measurement unit and the humidity measurement unit;
the alarm driving unit is used for driving the alarm to alarm;
the key setting unit is used for setting the functions of a plurality of key switches;
the emergency battery pack is connected with the emergency battery pack through the electric connector, and the emergency battery pack can discharge to the load resistor through the electric connector, so that the total voltage of the emergency battery pack is reduced and/or the voltage among the single batteries is balanced;
the temperature measuring unit comprises at least one battery internal temperature measuring module, at least one environment temperature measuring module and a load resistance temperature measuring module, and the temperature measuring module is used for measuring the internal temperature, the environment temperature and the load resistance temperature of the emergency battery pack respectively.
2. The unmanned aerial vehicle emergency battery pack maintenance apparatus of claim 1, wherein the voltage-current measurement unit comprises a plurality of voltage measurement modules for respectively detecting voltages of the plurality of unit cells and a current measurement module for detecting a total discharge current of the emergency battery pack.
3. The unmanned aerial vehicle emergency battery pack maintenance apparatus of claim 2, wherein the main controller controls the display control unit to display a plurality of the cell voltages, an emergency battery pack total voltage, a cell highest voltage, a cell lowest voltage, and a cell-to-cell maximum voltage difference through the display screen.
4. The unmanned aerial vehicle emergency battery pack maintenance apparatus of claim 3, wherein when the total voltage of the emergency battery pack is lower than 21V, the main controller controls the alarm driving unit to emit an alarm signal through the alarm, and the display screen displays a "battery voltage low" signal;
when the total voltage of the emergency battery pack is higher than 29-4V, the main controller controls the alarm driving unit to send out an alarm signal through the alarm, and the display screen displays a battery voltage high signal;
when the single voltage is lower than 3V, the main controller controls the alarm driving unit to send an alarm signal through the alarm, and the display screen displays a signal of low single battery voltage;
when the single voltage is higher than 4-2V, the main controller controls the alarm driving unit to send out an alarm signal through the alarm, and the display screen displays a signal of 'single battery voltage high';
when the maximum voltage difference between the single batteries is higher than 20mV, the main controller controls the alarm driving unit to send out an alarm signal through the alarm, and the display screen displays a signal of 'the maximum voltage difference between the single batteries is large and the signal is required to be balanced';
when the maximum voltage difference between the single batteries is higher than 100mV, the main controller controls the alarm driving unit to send out an alarm signal through the alarm, and the display screen displays a signal of 'the maximum voltage difference between the single batteries is large, and the signal returns to the factory'.
5. The unmanned aerial vehicle emergency battery pack maintenance apparatus of claim 1, wherein when the emergency battery pack discharges to the load resistor through the discharge circuit so that the total voltage of the emergency battery pack is reduced to 26-6V, the main controller controls the discharge circuit to be disconnected and controls the alarm driving unit to send an alarm signal through the alarm, and the display screen displays a "discharge end" signal;
when the emergency battery pack discharges to the load resistor through the discharge circuit so that the maximum voltage difference between the single batteries is smaller than 20mV, the main controller controls the discharge circuit to be disconnected, controls the alarm driving unit to send an alarm signal through the alarm, and the display screen displays an equalization ending signal.
6. The unmanned aerial vehicle emergency battery pack maintenance device of claim 1, further comprising a heat dissipation unit and a heating unit, wherein the heat dissipation unit comprises a fan arranged inside the housing and an air inlet and an air outlet respectively arranged on two side walls of the housing, and the heating unit is used for controlling a heating belt in the emergency battery pack to heat.
7. The unmanned aerial vehicle emergency battery pack maintenance apparatus of claim 6, wherein when the internal temperature of the emergency battery pack is lower than 10 ℃, the main controller controls the alarm driving unit to send an alarm signal through the alarm, and the display screen displays a "battery temperature is low, please heat" signal, and the main controller controls the heating unit to start heating of the emergency battery pack;
when the internal temperature of the emergency battery pack is higher than 45 ℃, the main controller controls the alarm driving unit to send an alarm signal through the alarm, and the display screen displays a 'battery temperature is high, please cool' signal;
when the ambient temperature is lower than 10 ℃, the main controller controls the alarm driving unit to send an alarm signal through the alarm, the display screen displays an environment temperature low signal, and the main controller controls the heating unit to start heating of the emergency battery pack;
when the ambient temperature is higher than 40 ℃, the main controller controls the alarm driving unit to send out an alarm signal through the alarm, and the display screen displays an 'ambient temperature high' signal.
8. The unmanned aerial vehicle emergency battery pack maintenance device of claim 1, wherein the humidity measurement unit comprises an ambient humidity sensor, and when the ambient humidity detected by the humidity measurement unit is higher than 80%, the main controller controls the alarm driving unit to send an alarm signal through the alarm, and the display screen displays an "ambient humidity high" signal.
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| CN202223476219.8U CN220233274U (en) | 2022-12-26 | 2022-12-26 | Unmanned aerial vehicle emergency battery pack maintenance device |
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| CN202223476219.8U CN220233274U (en) | 2022-12-26 | 2022-12-26 | Unmanned aerial vehicle emergency battery pack maintenance device |
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| CN202223476219.8U Active CN220233274U (en) | 2022-12-26 | 2022-12-26 | Unmanned aerial vehicle emergency battery pack maintenance device |
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