Electrode self-adjusting charging box suitable for micro-light environment

Abstract

The present application relates to the technical field of charging box, especially to an electrode self-adjusting charging box suitable for low-light environment, which can simultaneously charge a large number of batteries, meet fault tolerance under low-light condition, charge when the positive and negative electrodes are placed at will, have high reliability, double power supply redundancy design, meet the demand of simultaneously charging 144 batteries at most, realize controllable charging speed, have one-key power-off function in emergency, detect battery health, display battery charging state, distinguish between fast charging and slow charging, visualize charging data, have the same power supply voltage and current, and all the charging batteries have the same power supply capacity.

Description

TECHNICAL FIELD

[0001] The present application relates to the technical field of charging boxes, in particular to an electrode self-adjusting charging box suitable for low-light environments. BACKGROUND

[0002] The army is equipped with a large number of 18650 battery devices that need to be charged simultaneously on a large scale. During charging, there may be situations where the light conditions are poor and it is difficult to distinguish the positive and negative poles of the battery.

[0003] Chinese Patent Publication No. CN220457153U discloses a military and civilian dual-purpose charger suitable for charging different types of batteries, which includes a charger body, a display area opened on the front upper side of the charger body, a charging plug-in interface on the top right side of the charger body for connecting the adaptive charging wire harness, and a battery seat installation bin opened on the front lower side of the charger body, with contact-type contacts fixedly installed on the inside bottom of the battery seat installation bin. Inside the battery seat installation bin below the charger body is installed a battery seat body, and on the front left and right sides of the battery seat body are fixedly installed limiting side plates for connecting with the battery seat installation bin. It can be seen that the above technical solution has the following problems: in the case of poor light conditions and difficulty in distinguishing the positive and negative poles of the battery, it is difficult to efficiently complete the rapid placement of a large number of batteries, and it does not consider determining whether the charging is qualified based on the monitoring data of the battery's power change parameter and the number of batteries to be charged in the charging box, nor does it consider regulating the charging box when the charging is abnormal, which affects the charging efficiency of the battery. SUMMARY

[0004] Therefore, the present application provides an electrode self-adjusting charging box suitable for low-light environments to overcome the problems in the prior art that it is difficult to efficiently complete the rapid placement of a large number of batteries in the case of poor light conditions and difficulty in distinguishing the positive and negative poles of the battery, and it does not consider determining whether the charging is qualified based on the monitoring data of the battery's power change parameter and the number of batteries to be charged in the charging box, nor does it consider regulating the charging box when the charging is abnormal, which affects the charging efficiency of the battery.

[0005] To achieve the above-mentioned purpose, the present application provides an electrode self-adjusting charging box suitable for low-light environments, which comprises:

[0006] a box body, the inside wall of the box body is provided with a plurality of groups of sliding rails, and each group of sliding rails is installed with a charging layer;

[0007] a central control mechanism, which comprises a plurality of central control groups arranged on the upper surface of the charging layer, each central control group comprises an electrode regulation unit for automatically converting the direction of current flowing through the battery to be charged and a power supply regulation unit for power supply, and the electrode regulation unit is also used to obtain the power growth rate of each battery to be charged and the number of batteries to be charged in the box body;

[0008] The temperature control mechanism comprises several heat dissipation fans arranged on the surface of the box body;

[0009] The analysis mechanism is connected with the central control mechanism and the temperature control mechanism respectively, and is used to determine the electric quantity change parameter based on the electric quantity growth rate of each battery to be charged, determine whether the charging is qualified in combination with the number of batteries to be charged in the box body, and determine the processing mode for the charging abnormality based on the electric quantity growth difference in the case of determining the charging abnormality, including adjusting the power supply power of the power supply regulation unit based on the electric quantity change deviation, or adjusting the rotating speed of each heat dissipation fan based on the electric quantity difference deviation.

[0010] Further, the power supply regulation unit comprises a redundant power supply group for power supply, and a control panel connected with the redundant power supply group for controlling the power supply current;

[0011] The electrode regulation unit is connected with the power supply regulation unit and comprises a layered circuit board;

[0012] The upper surface of the layered circuit board is uniformly provided with a plurality of battery compartments for carrying the batteries to be charged;

[0013] The lower surface of the layered circuit board is provided with an ADC sampling chip for determining the polarity of the electrode, a first relay and a second relay for controlling the flow direction of the charging current, and an STM32 chip for controlling the operation of each relay based on the polarity of the electrode, and the STM32 chip controls the operation of the first relay and the second relay through MOS tubes;

[0014] The electrode regulation unit obtains the electric quantity growth rate of each battery to be charged and the number of batteries to be charged through the STM32 chip.

[0015] Further, the analysis mechanism is used to determine the electric quantity change parameter based on the electric quantity growth rate of each battery to be charged, including solving the average value of the electric quantity growth rate of each battery to be charged to obtain the electric quantity change parameter.

[0016] Further, the analysis mechanism is used to determine whether the charging is qualified based on the electric quantity change parameter and the number of batteries to be charged in the box body, including:

[0017] If the electric quantity change parameter is less than or equal to the first preset electric quantity change parameter, it is determined that the charging is qualified, and the central control mechanism is controlled to continue to use the current operating parameters to complete the charging of each battery to be charged;

[0018] If the electric quantity change parameter is less than or equal to the second preset electric quantity change parameter and greater than the first preset electric quantity change parameter, it is determined whether the charging is qualified in combination with the number of batteries to be charged in the box body;

[0019] If the power change parameter is greater than a second preset power change parameter, it is determined that the charging is abnormal, and a processing mode for the charging abnormality is determined based on the power growth difference;

[0020] The analysis mechanism is used to determine whether the charging is qualified in combination with the number of batteries to be charged in the box;

[0021] If the number of batteries to be charged in the box is less than or equal to a preset battery number, it is determined that the charging is abnormal, and a processing mode for the charging abnormality is determined based on the power growth difference;

[0022] If the number of batteries to be charged in the box is greater than the preset battery number, the power supply current is adjusted to a corresponding value based on the number of batteries to be charged in the box.

[0023] Further, the power supply current is adjusted to a corresponding value based on the number of batteries to be charged in the box, wherein,

[0024] The increase amplitude of the power supply current is proportional to the number of batteries to be charged.

[0025] Further, the analysis mechanism is used to determine a processing mode for the charging abnormality based on the power growth difference, comprising:

[0026] To determine the power growth difference;

[0027] Calculate the variance of the power growth speed of each battery to be charged to obtain the power growth difference;

[0028] If the power growth difference is less than or equal to a first preset power growth difference, the power supply power of the power supply regulation unit is adjusted based on the power change deviation;

[0029] If the power growth difference is less than or equal to a second preset power growth difference and greater than the first preset power growth difference, the rotation speed of each cooling fan is adjusted based on the power difference deviation;

[0030] If the power growth difference is greater than the second preset power growth difference, the first preset power change parameter and the second preset power change parameter are adjusted to corresponding values based on the fullness ratio parameter, and whether the charging is qualified is re-determined according to the adjusted preset power change parameter.

[0031] Further, the power supply power of the power supply regulation unit is adjusted based on the power change deviation, wherein:

[0032] The increase amplitude of the power supply power is proportional to the power change deviation.

[0033] Further, the rotation speed of each cooling fan is adjusted based on the power difference deviation, wherein,

[0034] The increase range of the rotating speed of the heat dissipation fan is proportional to the power difference deviation amount.

[0035] Further, the first preset power change parameter and the second preset power change parameter are adjusted to corresponding values based on the fullness ratio parameter, wherein,

[0036] The increase range of the first preset power change parameter and the second preset power change parameter is proportional to the fullness ratio parameter.

[0037] Compared with the prior art, the application has the advantages that large-scale simultaneous charging can be performed, fault tolerance under micro-light conditions is met, the positive and negative electrodes can be placed at will for charging, high reliability is provided, double power supply redundancy design is provided to meet the demand of simultaneous charging of 144 batteries, charging speed control can be realized, one-key power-off in emergency situations is provided, battery health degree detection, battery charging state display, battery charging fast / slow charging distinction display, and charging data visualization are provided, the same power supply voltage and current are provided, and all the concentrated charging batteries have the same power supply capacity. BRIEF DESCRIPTION OF DRAWINGS

[0038] Figure 1 The figure is a structural schematic diagram of the electrode self-adjusting charging box of the embodiment of the application.

[0039] In the figure, 1 is a box body, 11 is a sliding rail, and 12 is a charging layer. DETAILED DESCRIPTION

[0040] In order to make the purpose and advantages of the application more clear and explicit, the application is further described below in combination with embodiments; it should be understood that the specific embodiments described herein are only used to explain the application and do not limit the application.

[0041] The preferred embodiments of the application are described below with reference to the accompanying drawings. Those skilled in the art should understand that the embodiments are only used to explain the technical principles of the application and are not used to limit the protection scope of the application.

[0042] It should be noted that, in the description of the application, the terms "upper", "lower", "left", "right", "inner", "outer" and the like indicate the direction or positional relationship terms based on the direction or positional relationship shown in the drawings, which are only for the convenience of description and do not indicate or imply that the device or element must have a particular orientation, be constructed and operated in a particular orientation, and therefore cannot be understood as a limitation on the application.

[0043] Moreover, it needs to be explained that, in the description of the present application, unless otherwise explicitly specified and limited, the terms "mounting", "connecting", "connection" should be understood in a broad sense, for example, can be fixed connection, can also be detachable connection, or integrally connected; can be mechanical connection, can also be electrical connection; can be directly connected, can also be indirectly connected through an intermediate medium, can be the communication inside two elements. For those skilled in the art, the specific meaning of the above terms in the present application can be understood according to the specific circumstances.

[0044] Please refer to Figure 1 As shown in the drawings, the present application is an electrode self-adjusting charging box suitable for micro-light environment, comprising:

[0045] The box body is provided with a plurality of groups of slide rails on the inner side wall, and each group of slide rails is provided with a charging layer;

[0046] The central control mechanism comprises a plurality of central control groups arranged on the upper surface of the charging layer, each central control group comprises an electrode regulating unit for automatically converting the direction of current flowing through the battery to be charged and a power supply regulating unit for power supply, and the electrode regulating unit is also used to obtain the power growth rate of each battery to be charged and the number of batteries to be charged in the box body;

[0047] The temperature control mechanism comprises a plurality of heat dissipation fans arranged on the surface of the box body;

[0048] The analysis mechanism is connected with the central control mechanism and the temperature control mechanism respectively, and is used to determine the power change parameter based on the power growth rate of each battery to be charged, and determine whether the charging is qualified in combination with the number of batteries to be charged in the box body, and determine the processing mode for charging abnormality based on the power growth difference in the case of determining charging abnormality, including adjusting the power supply power of the power supply regulating unit based on the power change deviation, or adjusting the rotating speed of each heat dissipation fan based on the power difference deviation.

[0049] Specifically, the power supply regulating unit comprises a redundant power supply group for power supply, and a control panel connected with the redundant power supply group for controlling the power supply current;

[0050] The electrode regulating unit and the power supply regulating unit are connected and comprise a layered circuit board;

[0051] The upper surface of the layered circuit board is uniformly provided with a plurality of battery compartments for bearing the battery to be charged;

[0052] The lower surface of the layered circuit board is provided with an ADC sampling chip for determining the polarity of the electrode, a first relay and a second relay for controlling the direction of charging current, and an STM32 chip for controlling the operation of each relay based on the polarity of the electrode, and the STM32 chip controls the operation of the first relay and the second relay through the MOS tube.

[0053] The electrode regulation unit obtains the power growth rate of each battery to be charged and the number of batteries to be charged through the STM32 chip.

[0054] Specifically, the ADC sampling chip is used to determine the electrode polarity, including: detecting the battery polarity through the small power voltage remaining in the battery to be charged, if no voltage is detected, it is determined that the positive and negative electrode sequence is abnormal, the first relay and the second relay are controlled to reverse the power supply polarity, the voltage is detected again, if there is still no voltage, it is determined that there is no battery, if there is voltage, it is determined that the power supply polarity reversal is correct, and the control panel is determined to charge, which will not be repeated here.

[0055] Specifically, the analysis mechanism is used to determine the power change parameter based on the power growth rate of each battery to be charged, including solving the average value of the power growth rate of each battery to be charged to obtain the power change parameter.

[0056] Specifically, the analysis mechanism is used to determine whether the charging is qualified based on the power change parameter and the number of batteries to be charged in the box, including:

[0057] If the power change parameter is less than or equal to the first preset power change parameter, it is determined that the charging is qualified, and the central control mechanism is controlled to continue to use the current operating parameter to complete the charging of each battery to be charged;

[0058] If the power change parameter is less than or equal to the second preset power change parameter and greater than the first preset power change parameter, it is determined whether the charging is qualified in combination with the number of batteries to be charged in the box;

[0059] If the power change parameter is greater than the second preset power change parameter, it is determined that the charging is abnormal, and the processing mode for the charging abnormality is determined based on the power growth difference;

[0060] The analysis mechanism is used to determine whether the charging is qualified in combination with the number of batteries to be charged in the box;

[0061] If the number of batteries to be charged in the box is less than or equal to the preset battery number, it is determined that the charging is abnormal, and the processing mode for the charging abnormality is determined based on the power growth difference;

[0062] If the number of batteries to be charged in the box is greater than the preset battery number, the power supply current is adjusted to a corresponding value based on the number of batteries to be charged in the box.

[0063] Specifically, the power supply current is adjusted to a corresponding value based on the number of batteries to be charged in the box, wherein,

[0064] The increase amplitude of the power supply current is proportional to the number of batteries to be charged.

[0065] Specifically, the analysis mechanism is configured to determine a processing mode for the charging abnormality based on the power growth difference, including:

[0066] determining the power growth difference;

[0067] calculating a variance of the power growth speed of each battery to be charged to obtain the power growth difference;

[0068] if the power growth difference is less than or equal to a first preset power growth difference, adjusting the power supply power of the power supply regulation unit based on the power change deviation;

[0069] if the power growth difference is less than or equal to a second preset power growth difference and greater than the first preset power growth difference, adjusting the rotating speed of each cooling fan based on the power difference deviation;

[0070] if the power growth difference is greater than the second preset power growth difference, adjusting the first preset power change parameter and the second preset power change parameter to corresponding values based on the fullness ratio parameter, and re-determining whether the charging is qualified according to the adjusted preset power change parameter.

[0071] Specifically, the power supply power of the power supply regulation unit is adjusted based on the power change deviation, wherein:

[0072] the increase range of the power supply power is proportional to the power change deviation.

[0073] Specifically, the rotating speed of each cooling fan is adjusted based on the power difference deviation, wherein,

[0074] the increase range of the rotating speed of the cooling fan is proportional to the power difference deviation.

[0075] Specifically, the first preset power change parameter and the second preset power change parameter are adjusted to corresponding values based on the fullness ratio parameter, wherein,

[0076] the increase range of the first preset power change parameter and the second preset power change parameter is proportional to the fullness ratio parameter.

[0077] Specifically, the power change parameter is compared with the adjusted first preset power growth difference and the second preset power growth difference;

[0078] if the power change parameter is less than or equal to the adjusted first preset power change parameter, it is determined that the charging is qualified, and the central control mechanism is controlled to continue to use the current operating parameter to complete the charging of each battery to be charged;

[0079] If the electric quantity change parameter is less than or equal to the adjusted second preset electric quantity change parameter and greater than the adjusted first preset electric quantity change parameter, it is determined whether the charging is qualified in combination with the number of the batteries to be charged in the box.

[0080] If the electric quantity change parameter is greater than the adjusted second preset electric quantity change parameter, the rotation speed of each cooling fan is adjusted based on the electric quantity difference bias.

[0081] Specifically, the analysis mechanism compares the adjusted rotation speed of the cooling fan with a preset maximum rotation speed under the condition that the adjustment of the rotation speed of the cooling fan is completed. If the adjusted rotation speed of the cooling fan is less than or equal to the preset maximum rotation speed, the adjusted rotation speed of the cooling fan is used as the operating parameter of the temperature control mechanism. If the adjusted rotation speed of the cooling fan is greater than the preset maximum rotation speed, the preset maximum rotation speed is used as the operating parameter of the temperature control mechanism, and the power supply power is adjusted to 1.11 times the initial power supply power.

[0082] So far, the technical solutions of the present application have been described in combination with the preferred embodiments shown in the accompanying drawings, but it is easy for those skilled in the art to understand that the protection scope of the present application is obviously not limited to these specific embodiments. Those skilled in the art can make equivalent changes or replacements to the related technical features without departing from the principles of the present application, and the technical solutions after the changes or replacements will fall within the protection scope of the present application.

[0083] The above description is only the preferred embodiments of the present application and is not used to limit the present application; for those skilled in the art, the present application can have various changes and variations. Any modification, equivalent replacement, improvement, etc. made within the spirit and principles of the present application shall be included in the protection scope of the present application.

Claims

1. A self-adjusting electrode charging box suitable for low-light environments, characterized in that, include: The cabinet has several sets of slide rails on its inner side wall, and each set of slide rails is equipped with a charging layer. The central control mechanism includes several central control groups set on the upper surface of the charging layer. Each central control group includes an electrode control unit for automatically switching the direction of current flow through the battery to be charged and a power supply control unit for supplying power. The electrode control unit is also used to obtain the power growth rate of each battery to be charged and the number of batteries to be charged in the box. Temperature control mechanism, which includes several cooling fans installed on the surface of the enclosure; The analysis mechanism is connected to the central control mechanism and the temperature control mechanism respectively. It is used to determine the power change parameters based on the power growth rate of each battery to be charged, and to determine whether the charging is qualified in combination with the number of batteries to be charged in the box. In the case of determining that the charging is abnormal, it determines the handling method for the charging abnormality based on the power growth difference, including adjusting the power supply control unit based on the power change deviation, or adjusting the speed of each cooling fan based on the power difference deviation. The analysis mechanism is used to determine the power change parameter based on the power growth rate of each battery to be charged, including solving for the average power growth rate of each battery to be charged to obtain the power change parameter. The analysis mechanism is used to determine whether charging is qualified based on the power change parameter and the number of batteries to be charged in the box, including: If the power change parameter is less than or equal to the first preset power change parameter, the charging is deemed qualified, and the central control mechanism is controlled to continue to use the current operating parameters to complete the charging of each battery to be charged. If the power change parameter is less than or equal to the second preset power change parameter and greater than the first preset power change parameter, then the charging qualification is determined by the number of batteries to be charged in the box. If the change in power consumption is greater than the second preset change in power consumption, then a charging abnormality is determined, and the handling method for the charging abnormality is determined based on the difference in power consumption growth. The analysis mechanism is used to determine whether charging is qualified by combining the number of batteries to be charged in the box. If the number of batteries to be charged in the box is less than or equal to the preset number of batteries, the charging is determined to be abnormal, and the handling method for the charging abnormality is determined based on the difference in power increase. If the number of batteries to be charged in the box is greater than the preset number of batteries, the power supply current will be adjusted to the corresponding value based on the number of batteries to be charged in the box. The analysis unit is used to determine the handling method for charging anomalies based on the difference in power consumption, including: Used to determine the difference in electricity consumption growth; Calculate the variance of the rate of increase in charge of each battery to be charged to obtain the difference in charge increase. If the difference in power consumption is less than or equal to the first preset difference in power consumption, the power supply control unit will be adjusted based on the deviation in power consumption. If the difference in power increase is less than or equal to the second preset difference in power increase and greater than the first preset difference in power increase, then the speed of each cooling fan is adjusted based on the power difference deviation. If the difference in power increase is greater than the second preset difference in power increase, the first preset power change parameter and the second preset power change parameter are adjusted to the corresponding values ​​based on the fullness ratio parameter, and the charging qualification is re-determined based on the adjusted preset power change parameter.

2. The electrode self-adjusting charging box suitable for low-light environments according to claim 1, characterized in that, The power supply control unit includes a redundant power supply group for supplying power and a control panel connected to the redundant power supply group for controlling the power supply current. The electrode control unit is connected to the power supply control unit and includes a layered circuit board. The upper surface of the layered circuit board is evenly provided with several battery compartments for holding the batteries to be charged; The lower surface of the layered circuit board is provided with an ADC sampling chip for determining electrode polarity, a first relay and a second relay for controlling the direction of charging current flow, and an STM32 chip for controlling the operation of each relay based on electrode polarity. The STM32 chip controls the operation of the first relay and the second relay through a MOS transistor. The electrode control unit obtains the charge growth rate and number of batteries to be charged for each battery through the STM32 chip.

3. The electrode self-adjusting charging box suitable for low-light environments according to claim 2, characterized in that, The power supply current is adjusted to the corresponding value based on the number of batteries to be charged inside the box. The increase in supply current is proportional to the number of batteries to be charged.

4. The electrode self-adjusting charging box suitable for low-light environments according to claim 3, characterized in that, The power supply control unit adjusts its power supply power based on the deviation of power quantity changes, wherein: The increase in power supply is inversely proportional to the deviation in power consumption.

5. The electrode self-adjusting charging box suitable for low-light environments according to claim 4, characterized in that, The speed of each cooling fan is adjusted based on the deviation of the electrical charge difference. The increase in the speed of the cooling fan is directly proportional to the amount of deviation in electrical charge.

6. The electrode self-adjusting charging box suitable for low-light environments according to claim 5, characterized in that, Based on the fill ratio parameter, the first preset power change parameter and the second preset power change parameter are adjusted to corresponding values, wherein, The increase in the first preset power change parameter and the second preset power change parameter is proportional to the fill ratio parameter.

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