CN220242998U - Charging control device and charging device - Google Patents
Charging control device and charging device Download PDFInfo
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- CN220242998U CN220242998U CN202320680554.5U CN202320680554U CN220242998U CN 220242998 U CN220242998 U CN 220242998U CN 202320680554 U CN202320680554 U CN 202320680554U CN 220242998 U CN220242998 U CN 220242998U
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Abstract
The present application relates to a charging control device and a charging device. The charging control device comprises an AC/DC adjustable direct-current power supply, a plurality of voltage detection control relay modules and a plurality of output wiring terminals, wherein the output wiring terminals can be connected with a battery to be charged; the AC/DC adjustable direct-current power supply, a voltage detection control relay module and an output wiring terminal form a charging circuit; the voltage detection in each charging circuit controls the relay module to have a power-off voltage matched with the rated voltage of the battery to be charged connected to the output terminal. By adopting the charging control device, the power can be automatically cut off when the voltage value of the battery after the battery is charged reaches a preset power-off voltage threshold value, and the live wire of the AC/DC adjustable direct-current power supply is controlled to be powered off to reach a preset charging requirement through the voltage detection control relay module, so that the safety is protected by power off.
Description
Technical Field
The present disclosure relates to the field of charging devices, and in particular, to a charging control device and a charging device.
Background
Along with the current general application of new energy vehicles, the development and the use of power batteries are continuously carried into thousands of households, each electric different vehicle is provided with a battery charger, including a roadside shutter store, the battery charger is basically a simple switch power supply, and whether the battery is charged or not is judged through two red and green indicator lamps. The voltage and power of the battery charger are determined according to the rated voltage and capacity of the battery, the voltage and power of the battery charger are generally about 10% higher than the rated voltage of the battery, the potential difference between the battery charger and the battery is larger when the battery charger is charged, the charging current is larger than the potential difference between the battery charger and the battery, the red indicator lamp is on, when the voltage of the battery continuously rises to reach the rated voltage of the battery, the potential difference between the red indicator lamp and the battery is small to a certain value, the red indicator lamp is turned off, the green indicator lamp is turned on, and the battery is considered to be full when the battery is charged.
For manufacturers of electric motorcycles, electric bicycles, electric scooters and the like, the batteries are charged uniformly and accurately in batches before finished products are put in storage. However, the battery charger cannot charge to a uniform standard capacitance when the products of electric vehicle manufacturers are charged in batches after being finished, when a green light is on, a power supply is not pulled out in time, and the battery is still continuously charged, so that the damage and loss of personnel and property caused by the burning and firing of the battery are easily caused, and similar events occur in real life.
Disclosure of Invention
Based on the above, it is necessary to provide a charging control device and a charging device capable of automatically powering off when the voltage value of the charged battery reaches a preset power-off voltage threshold value, so as to solve the technical problems that the battery charger cannot charge to a uniform standard capacity when the products of electric vehicle manufacturers are charged in batches, and when the green light is on, the power supply is not pulled off in time, the battery is still continuously charged, and personnel and property injuries and losses are easily caused by battery burning and firing.
In one aspect, a charging control device is provided, the charging control device includes an AC/DC adjustable DC power supply, a plurality of voltage detection control relay modules, and a plurality of output terminals, the output terminals being connectable to a battery to be charged;
the AC/DC adjustable direct-current power supply, a voltage detection control relay module and an output wiring terminal form a charging circuit; the power-off voltage of the voltage detection control relay module in each charging circuit is matched with the rated voltage of a battery to be charged, which is connected to the output wiring terminal;
when the real-time voltage on the output wiring terminal is smaller than the outage voltage of the voltage detection control relay module, the voltage detection control relay module is in a closed path state; when the real-time voltage on the output wiring terminal is greater than or equal to the outage voltage of the voltage detection control relay module, the voltage detection control relay module is in an off-circuit state.
In one embodiment, the output voltage and current of the AC/DC tunable DC power supply are matched with the battery to be charged, and the output voltage range of the AC/DC tunable DC power supply is 1-100V.
In one embodiment, the AC/DC adjustable DC power supply is provided with a charging end positive electrode and a charging end negative electrode, and the output connection terminal is provided with a positive electrode row and a negative electrode row; the charging end positive electrode is connected to the positive electrode row through the voltage detection control relay module, and the positive electrode row is connected to the positive electrode of the battery; the charging end negative electrode is connected to the negative electrode row, and the negative electrode row is connected to the negative electrode of the battery.
In one embodiment, the voltage detection control relay module is further provided with a voltage supply positive electrode and a voltage supply negative electrode; the voltage detection control relay module comprises a power supply unit, wherein the voltage supply anode and the voltage supply cathode are connected to the power supply unit, and the power supply unit is electrically connected to the control circuit.
In one embodiment, the voltage detection control relay module is provided with an anode access end, an anode outlet end, a measurement end anode and a measurement end cathode; the voltage detection control relay module is internally provided with a control circuit, the positive electrode of the charging end is connected to the positive electrode access end, the positive electrode access end is connected to the positive electrode output end through the control circuit, the positive electrode output end is connected to the positive electrode of the battery, the positive electrode of the measuring end is connected to the positive electrode of the battery, and the negative electrode of the measuring end is connected to the negative electrode of the battery;
the control circuit is provided with a power-off voltage threshold setting unit and a power-off control unit; the power-off voltage threshold setting unit is used for setting a power-off voltage threshold for judging that the battery is in a full charge state; the power-off control unit is arranged between the positive electrode access end and the positive electrode output end and is electrically connected to the power-off voltage threshold setting unit; the measuring terminal anode and the measuring terminal cathode are used for monitoring the battery voltage value between the anode and the cathode of the battery in real time and inputting the battery voltage value into the power-off voltage threshold setting unit, and when the battery voltage value is greater than or equal to the power-off voltage threshold, the power-off control unit enables the anode access terminal and the anode access terminal to be disconnected so as to stop charging the battery.
In one embodiment, the voltage detection control relay module is further provided with a display screen, and the display screen is connected to the power-off voltage threshold setting unit and is used for displaying the power-off voltage threshold set on the power-off voltage threshold setting unit.
In one embodiment, the power-off voltage threshold setting unit includes a set key, an add key, and a subtract key; after the setting key is pressed, the power-off voltage threshold value in the display screen can be increased and adjusted by pressing the adding key, and the power-off voltage threshold value in the display screen can be reduced and adjusted by pressing the subtracting key; when the setting key is pressed, the threshold value of the outage voltage in the display screen flashes; the adjustable range of the power-off voltage threshold is 1V to 100V; the display screen displays that the value of the power-off voltage threshold is accurate to 0.1V.
In one embodiment, the voltage detection control relay module is further provided with a voltage supply positive electrode and a voltage supply negative electrode; the voltage detection control relay module comprises a power supply unit, wherein the voltage supply anode and the voltage supply cathode are connected to the power supply unit, and the power supply unit is electrically connected to the control circuit.
In one embodiment, the voltage detection control relay module further comprises a power supply charger; the power supply charger is connected to the mains supply and converts the mains supply into a first power supply voltage, and the first power supply voltage is input to the voltage supply positive electrode and the voltage supply negative electrode and then output to the power supply unit.
In one embodiment, the voltage detection control relay module further comprises a power supply connection terminal; the power supply charger is connected to the voltage supply positive electrode and the voltage supply negative electrode through the power supply wiring terminal.
The application also provides a charging device comprising the charging control device.
According to the charging control device and the charging device, when the voltage value of the battery after charging reaches the preset power-off voltage threshold value, the power is automatically cut off, the AC/DC adjustable direct current power supply is disconnected from the battery matched with the AC/DC adjustable direct current power supply, and the live wire of the AC/DC adjustable direct current power supply is controlled to be powered off through the voltage detection control relay module to meet the preset charging requirement and is power-off protection and safety.
Drawings
In order to more clearly illustrate the technical solutions of the embodiments of the present utility model, the drawings required for the description of the embodiments will be briefly described below, and it is apparent that the drawings in the following description are only some embodiments of the present utility model, and other drawings may be obtained according to these drawings without inventive effort for a person skilled in the art.
FIG. 1 is a schematic diagram of a charging control device according to an embodiment;
FIG. 2 is a schematic diagram of a portion of a charge control device according to an embodiment;
fig. 3 is a schematic diagram of a voltage detection control relay module according to an embodiment.
Detailed Description
In order to make the objects, technical solutions and advantages of the present application more apparent, the present application will be further described in detail with reference to the accompanying drawings and examples. It should be understood that the specific embodiments described herein are for purposes of illustration only and are not intended to limit the present application.
The embodiment of the utility model provides a charging control device 10 and a multi-station battery accurate charging device comprising the same. The charging device is suitable for manufacturers of electric motorcycles, electric bicycles, electric scooters and the like, and the batteries in batches are uniformly and accurately charged before finished products are put in storage.
As shown in fig. 1 and 2, the accurate charging device for a multi-station battery is composed of a battery AC/DC adjustable direct current power supply 1, a plurality of voltage detection control relay modules 2 and a plurality of output connecting terminals 3, and is used for charging a battery 20 to be charged. The output terminal 3 can be connected to a battery 20 to be charged.
Wherein the AC/DC adjustable direct current power supply 1, a voltage detection control relay module 2 and an output wiring terminal 3 form a charging circuit; the voltage detection control relay module 2 in each charging circuit has a power-off voltage matching the rated voltage of the battery 20 to be charged connected to the output terminal 3; the output voltage and current of the AC/DC adjustable direct current power supply 1 are matched with those of a battery to be charged, and the output voltage range of the AC/DC adjustable direct current power supply is 1-100V. AC/DC (alternating current/direct current) refers to a power supply whose specification is AC input/direct current output, and belongs to one of the switch power supply classifications.
When the real-time voltage (i.e., the real-time voltage of the battery 20) on the output connection terminal 3 is smaller than the power-off voltage of the voltage detection control relay module 2, the voltage detection control relay module 2 is in a closed path state; when the real-time voltage on the output wiring terminal 3 is greater than or equal to the power-off voltage of the voltage detection control relay module 2, the voltage detection control relay module 2 is in a disconnected state.
Specifically, as shown in fig. 2, the AC/DC tunable DC power supply 1 is provided with a charging end positive electrode 11 and a charging end negative electrode 12, and the output connection terminal 3 is provided with a positive electrode row and a negative electrode row; the charging-end positive electrode 11 is connected to the positive electrode row through the voltage detection control relay module 2, and the positive electrode row is connected to the positive electrode of the battery 20; the charging-end negative electrode 12 is connected to the negative electrode row, which is connected to the negative electrode of the battery 20.
The voltage detection control relay module 2 is provided with a positive electrode access end 201, a positive electrode output end 202, a measurement end positive electrode 203 and a measurement end negative electrode 204; as shown in fig. 3, a control circuit 21 is disposed in the voltage detection control relay module 2, the charging terminal positive electrode 11 is connected to the positive electrode access terminal 201, the positive electrode access terminal 201 is connected to the positive electrode output terminal 202 through the control circuit 21, the positive electrode output terminal 202 is connected to the positive electrode of the battery 20, the measurement terminal positive electrode 203 is connected to the positive electrode of the battery 20, and the measurement terminal negative electrode 204 is connected to the negative electrode of the battery 20.
Wherein, as shown in fig. 3, the control circuit 21 is provided with a power-off voltage threshold setting unit 211 and a power-off control unit 212; the power-off voltage threshold setting unit 211 is configured to set a power-off voltage threshold for determining that the battery 20 is in a fully charged state; the power-off control unit 212 is disposed between the positive electrode access terminal 201 and the positive electrode output terminal 202, and the power-off control unit 212 is electrically connected to the power-off voltage threshold setting unit 211; the measurement terminal positive electrode 203 and the measurement terminal negative electrode 204 are used for monitoring the voltage value of the battery 20 between the positive electrode and the negative electrode of the battery 20 in real time and inputting the voltage value to the power-off voltage threshold setting unit 211, and when the voltage value of the battery 20 is greater than or equal to the power-off voltage threshold, the power-off control unit 212 breaks a circuit between the positive electrode access terminal 201 and the positive electrode access terminal 202 to stop charging the battery 20.
In this embodiment, as shown in fig. 3, the voltage detection control relay module 2 is further provided with a display screen 22, and the display screen 22 is connected to the power-off voltage threshold setting unit 211, for displaying the power-off voltage threshold set on the power-off voltage threshold setting unit 211. The display 22 is preferably a liquid crystal display.
In the present embodiment, as shown in fig. 3, the power-off voltage threshold setting unit 211 includes a setting key 31"set", an add key 32"+" and a subtract key 33"-"; when the setting key 31 is pressed, the power-off voltage threshold in the display screen 22 can be increased and adjusted by pressing the adding key 32, and the power-off voltage threshold in the display screen 22 can be decreased and adjusted by pressing the subtracting key 33.
In this embodiment, when the set key 31 is pressed, the threshold of the power-off voltage in the display 22 flashes; the adjustable range of the power-off voltage threshold is 1V to 100V; the display 22 displays the value of the power-off voltage threshold to be accurate to 0.1V.
In this embodiment, the voltage detection control relay module 2 is further provided with a voltage supply positive electrode 205 and a voltage supply negative electrode 206; the voltage detection control relay module 2 includes a power supply unit 23, the voltage supply positive electrode 205 and the voltage supply negative electrode 206 are connected to the power supply unit 23, and the power supply unit 23 is electrically connected to the power-off control unit 212 of the control circuit 21 and the power-off voltage threshold setting unit 211.
In this embodiment, the voltage detection control relay module 2 further includes a power supply charger 24; the power supply charger 24 is connected to the mains supply and converts the mains supply into a first power supply voltage, and the first power supply voltage is input to the voltage supply positive electrode 205 and the voltage supply negative electrode 206 and then output to the power supply unit 23. The first supply voltage is 24V.
In this embodiment, the voltage detection control relay module 2 further includes a power supply terminal 25; the power supply charger 24 is connected to the voltage supply positive electrode 205 and the voltage supply negative electrode 206 through the power supply connection terminal 25.
When the voltage detection control relay module 2 for detecting voltage control and the AC/DC adjustable direct current power supply 1 are electrified, the module liquid crystal display displays initial values, the voltage to be charged is set by pressing a set key, an add key (+), and a subtract key (-), each voltage detection control relay module 2 controls the positive electrode of one AC/DC adjustable direct current power supply 1 to the corresponding terminal of the output wiring terminal 3, the terminals are connected with the battery 20 one by one, the detection ends of the modules are connected with the detection ends of the battery 20, the voltage of the battery 20 is lower than the preset voltage, the corresponding voltage detection control relay module 2 controls the voltage detection control relay module 2 to close the corresponding AC/DC adjustable direct current power supply 1 to charge the corresponding battery 20, the voltage of the battery 20 reaches the preset value as time passes, the module controls the voltage detection control relay module 2 to be disconnected, and the AC/DC adjustable direct current power supply 1 is disconnected from the battery 20, and the charging of the battery 20 is completed. The plurality of batteries 20 are charged in the same manner as in the above-described charging process, and preset values of the respective modules are preset.
The preset voltage of the voltage detection control relay module 2 is set through a set key, an add key (+) and a subtract key (-), and is displayed through a liquid crystal display screen, and can be preset to 1V to 100V, and the voltage is accurate to 0.1V. The voltage detection control relay module 2 can be regarded as the voltage detection control relay module 2, and two wires are led out of the voltage detection control relay module 2 to monitor the voltage of the battery 20 in real time. When the voltage detects that the current voltage of the battery 20 reaches a preset voltage value, the voltage detection control relay module 2 cuts off the live wire of the AC/DC adjustable direct current power supply 1 to stop charging, and the live wire of the AC/DC adjustable direct current power supply 1 is controlled to lose electricity to reach a preset charging requirement through the voltage detection control relay module 2 and is protected safely by power failure. The voltage detection control relay module 2 adopting the detection voltage has the numerical value of 0.1V to ensure accurate charging, and the detection module has reasonable design and low cost, and can meet the requirement of controlling the charging of the battery from 1V to 100V.
In one embodiment, as shown in fig. 1, a charging device is provided, including the charging control device 10. The charging device is suitable for manufacturers of electric motorcycles, electric bicycles, electric scooters and the like, and the batteries in batches are uniformly and accurately charged before finished products are put in storage.
For specific limitations of the charging device, reference may be made to the above description of the charging control device 10, and the detailed description thereof will be omitted.
The present application also provides a charge control method based on the charge control device 10, the charge control method including the steps of:
setting a power-off voltage threshold value for judging that the battery 20 is in a fully charged state in the voltage detection control relay module 2;
the control AC/DC adjustable direct current power supply 1 is communicated with the battery 20 to be charged and charged through the positive electrode access terminal 201 and the positive electrode output terminal 202 of the voltage detection control relay module 2;
the voltage detection control relay module 2 monitors the voltage value of the battery 20 between the positive electrode and the negative electrode of the battery 20 in real time through the positive electrode 203 of the measuring end and the negative electrode 204 of the measuring end;
when the voltage value of the battery 20 is equal to or greater than the power-off voltage threshold, the power-off control unit 212 of the voltage detection control relay module 2 breaks a circuit between the positive electrode access terminal 201 and the positive electrode output terminal 202 to stop charging the battery 20.
The charging control device 10 and the charging device can automatically cut off the power when the voltage value of the battery 20 after the battery 20 is charged reaches a preset power-off voltage threshold value, and cut off the power of the AC/DC adjustable direct current power supply 1 and the battery 20 matched with the AC/DC adjustable direct current power supply 1, wherein the live wire of the AC/DC adjustable direct current power supply 1 is controlled by the voltage detection control relay module 2 to cut off the power to reach a preset charging requirement and cut off the power to protect safety.
The technical features of the above embodiments may be arbitrarily combined, and all possible combinations of the technical features in the above embodiments are not described for brevity of description, however, as long as there is no contradiction between the combinations of the technical features, they should be considered as the scope of the description.
The above examples merely represent a few embodiments of the present application, which are described in more detail and are not to be construed as limiting the scope of the utility model. It should be noted that it would be apparent to those skilled in the art that various modifications and improvements could be made without departing from the spirit of the present application, which would be within the scope of the present application. Accordingly, the scope of protection of the present application is to be determined by the claims appended hereto.
Claims (10)
1. The charging control device is characterized by comprising an AC/DC adjustable direct-current power supply, a plurality of voltage detection control relay modules and a plurality of output wiring terminals, wherein the output wiring terminals can be connected with a battery to be charged;
the AC/DC adjustable direct-current power supply, a voltage detection control relay module and an output wiring terminal form a charging circuit; the power-off voltage of the voltage detection control relay module in each charging circuit is matched with the rated voltage of a battery to be charged, which is connected to the output wiring terminal;
when the real-time voltage on the output wiring terminal is smaller than the outage voltage of the voltage detection control relay module, the voltage detection control relay module is in a closed path state; when the real-time voltage on the output wiring terminal is greater than or equal to the outage voltage of the voltage detection control relay module, the voltage detection control relay module is in an off-circuit state.
2. The charge control device of claim 1, wherein the output voltage and current of the AC/DC tunable DC power supply is matched to the battery to be charged, and the output voltage of the AC/DC tunable DC power supply ranges from 1V to 100V.
3. The charge control device according to claim 1, wherein the AC/DC-tunable DC power supply is provided with a charging-side positive electrode and a charging-side negative electrode, and the output connection terminal is provided with a positive electrode row and a negative electrode row; the charging end positive electrode is connected to the positive electrode row through the voltage detection control relay module, and the positive electrode row is connected to the positive electrode of the battery; the charging end negative electrode is connected to the negative electrode row, and the negative electrode row is connected to the negative electrode of the battery.
4. The charge control device according to claim 3, wherein the voltage detection control relay module is provided with a positive electrode access terminal, a positive electrode output terminal, a measurement terminal positive electrode, and a measurement terminal negative electrode; the voltage detection control relay module is internally provided with a control circuit, the positive electrode of the charging end is connected to the positive electrode access end, the positive electrode access end is connected to the positive electrode output end through the control circuit, the positive electrode output end is connected to the positive electrode of the battery, the positive electrode of the measuring end is connected to the positive electrode of the battery, and the negative electrode of the measuring end is connected to the negative electrode of the battery;
the control circuit is provided with a power-off voltage threshold setting unit and a power-off control unit; the power-off voltage threshold setting unit is used for setting a power-off voltage threshold for judging that the battery is in a full charge state; the power-off control unit is arranged between the positive electrode access end and the positive electrode output end and is electrically connected to the power-off voltage threshold setting unit; the measuring terminal anode and the measuring terminal cathode are used for monitoring the battery voltage value between the anode and the cathode of the battery in real time and inputting the battery voltage value into the power-off voltage threshold setting unit, and when the battery voltage value is greater than or equal to the power-off voltage threshold, the power-off control unit enables the anode access terminal and the anode access terminal to be disconnected so as to stop charging the battery.
5. The charge control device according to claim 4, wherein the voltage detection control relay module is further provided with a display screen connected to the power-off voltage threshold setting unit for displaying the power-off voltage threshold set on the power-off voltage threshold setting unit.
6. The charge control device according to claim 5, wherein the power-off voltage threshold setting unit includes a set key, an add key, and a subtract key; after the setting key is pressed, the power-off voltage threshold value in the display screen can be increased and adjusted by pressing the adding key, and the power-off voltage threshold value in the display screen can be reduced and adjusted by pressing the subtracting key; when the setting key is pressed, the threshold value of the outage voltage in the display screen flashes; the adjustable range of the power-off voltage threshold is 1V to 100V; the display screen displays that the value of the power-off voltage threshold is accurate to 0.1V.
7. The charge control device according to claim 4, wherein the voltage detection control relay module is further provided with a voltage supply positive electrode and a voltage supply negative electrode; the voltage detection control relay module comprises a power supply unit, wherein the voltage supply anode and the voltage supply cathode are connected to the power supply unit, and the power supply unit is electrically connected to the control circuit.
8. The charge control device of claim 7, wherein the voltage detection control relay module further comprises a power supply charger; the power supply charger is connected to the mains supply and converts the mains supply into a first power supply voltage, and the first power supply voltage is input to the voltage supply positive electrode and the voltage supply negative electrode and then output to the power supply unit.
9. The charge control device of claim 8, wherein the voltage detection control relay module further comprises a power supply terminal; the power supply charger is connected to the voltage supply positive electrode and the voltage supply negative electrode through the power supply wiring terminal.
10. A charging device comprising the charging control device according to any one of claims 1 to 9.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202320680554.5U CN220242998U (en) | 2023-03-31 | 2023-03-31 | Charging control device and charging device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202320680554.5U CN220242998U (en) | 2023-03-31 | 2023-03-31 | Charging control device and charging device |
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| Publication Number | Publication Date |
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| CN220242998U true CN220242998U (en) | 2023-12-26 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN202320680554.5U Active CN220242998U (en) | 2023-03-31 | 2023-03-31 | Charging control device and charging device |
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| CN (1) | CN220242998U (en) |
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