CN217115647U - Intelligent charger - Google Patents
Intelligent charger Download PDFInfo
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- CN217115647U CN217115647U CN202122388484.XU CN202122388484U CN217115647U CN 217115647 U CN217115647 U CN 217115647U CN 202122388484 U CN202122388484 U CN 202122388484U CN 217115647 U CN217115647 U CN 217115647U
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- charging
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Abstract
The utility model discloses an intelligent charger, which comprises a shell, a charging and discharging driving module, a fan assembly and a first temperature detection module, wherein the shell is internally provided with a holding cavity, the charging and discharging driving module is arranged on the shell and is positioned in the holding cavity, the charging and discharging driving module is used for being connected with a battery, the charging and discharging driving module outputs different charging voltages or charging currents, the fan assembly is arranged on the shell and corresponds to the accommodating cavity, the first temperature detection module is arranged on the shell and is positioned in the accommodating cavity, first temperature detection module is connected in order to control the fan subassembly operation with the fan subassembly, and along with charging voltage or charging current's rising, the corresponding increase of heat is sent out to charge and discharge drive module, and the rising of first temperature detection module detection temperature in time controls the fan subassembly and starts the operation to make charge and discharge drive module can the steady operation, the difficult burnout of component.
Description
Technical Field
The utility model relates to a battery charging outfit technical field, in particular to intelligent charger.
Background
The charger can be connected with external power source, and the voltage current conversion of external power source input then charges for consumer, and a charger in the past can only charge for the consumer of a power consumption specification, and for convenient use, current charger can output multiple charging voltage or charging current, but, along with charging voltage or charging current's rising, the calorific capacity of the charge and discharge drive module in the charger also can relatively increase, finally probably leads to charge and discharge drive module to damage.
SUMMERY OF THE UTILITY MODEL
The utility model discloses aim at solving one of the technical problem that exists among the prior art at least. Therefore, the utility model provides an intelligent charger can compatible multiple charging voltage or charging current to can effectively dispel the heat when the temperature rises, the security performance is high.
According to the utility model discloses an intelligent charger of first aspect embodiment, include: the shell is internally provided with an accommodating cavity; the charging and discharging driving module is arranged on the shell and positioned in the accommodating cavity, is used for being connected with a battery and outputs different charging voltages or charging currents; the fan assembly is arranged on the shell and corresponds to the accommodating cavity; the first temperature detection module is arranged on the shell and located in the accommodating cavity, and the first temperature detection module is connected with the fan assembly to control the fan assembly to operate.
According to the utility model discloses intelligent charger has following beneficial effect at least:
the utility model discloses intelligent charger, according to specific demand, the different charging voltage of charge-discharge drive module output or charging current, the correspondence is corresponding battery powered, and along with the rising of charging voltage or charging current, charge-discharge drive module sends the corresponding increase of heat, the rising of first temperature detection module detection temperature, in time control fan subassembly start-up operation, thereby make charge-discharge drive module can the steady operation, the component is difficult for burning out, and charging voltage or charging current are when lower relatively, charge-discharge drive module sends the heat relatively lower, the fan subassembly need not the operation, the energy can be saved.
According to the utility model discloses a some embodiments, charge and discharge drive module includes charge and discharge drive unit and battery output voltage sampling unit, battery output voltage sampling unit be used for with the battery is connected in order to detect the output voltage of battery, charge and discharge drive unit with battery output voltage sampling unit connects with the basis different charging voltage of output voltage output or charging current of battery.
According to the utility model discloses a some embodiments, charge and discharge drive unit includes control chip and switch tube, the input and the input power supply of switch tube are connected, the output of switch tube with the battery is connected, control chip respectively with the controlled end of switch tube and battery output voltage sampling unit connects.
According to some embodiments of the present invention, the battery output voltage sampling unit includes a resistor R2 and a resistor R7, one end of the resistor R2 is connected to the battery, the other end of the resistor R2 is connected to one end of the resistor R7 and the control chip, and the other end of the resistor R7 is grounded.
According to the utility model discloses a some embodiments still include the charging voltage sampling unit, the charging voltage sampling unit with the output of switch tube is connected, the charging voltage sampling unit with control chip connects.
According to the utility model discloses a some embodiments still include charging current sampling unit, charging current sampling unit with the output of switch tube is connected, charging current sampling unit with control chip connects.
According to the utility model discloses a some embodiments still include the display screen of setting on the shell, control chip with the display screen is connected in order to show charging voltage information and charging current information.
According to the utility model discloses a some embodiments still include second temperature detection module, second temperature detection module is used for detecting the temperature of battery, charge-discharge drive module with second temperature detection module electricity is connected in order to be based on the temperature of battery opens and stops.
According to the utility model discloses a some embodiments, charge and discharge drive module still includes the rectifier unit, charge and discharge drive unit passes through the rectifier unit with the battery is connected.
Additional aspects and advantages of the invention will be set forth in part in the description which follows and, in part, will be obvious from the description, or may be learned by practice of the invention.
Drawings
The above and/or additional aspects and advantages of the present invention will become apparent and readily appreciated from the following description of the embodiments, taken in conjunction with the accompanying drawings of which:
fig. 1 is an angular perspective view of an embodiment of the intelligent charger of the present invention;
fig. 2 is another perspective view of an embodiment of the intelligent charger of the present invention;
fig. 3 is a cross-sectional view of one embodiment of the intelligent charger of the present invention;
fig. 4 is a block diagram of a schematic structure of one embodiment of the intelligent charger of the present invention;
fig. 5 is a schematic circuit diagram of a charging/discharging driving unit according to one embodiment of the present invention;
fig. 6 is a schematic circuit diagram of a battery output voltage sampling unit according to an embodiment of the present invention;
fig. 7 is a schematic circuit diagram of the first temperature detecting module or the second temperature detecting module according to one embodiment of the present invention.
Reference numerals:
the temperature monitoring device comprises a shell 100, an accommodating cavity 110, an input port 120, an output port 130, a rectification voltage regulation module 200, a charging and discharging driving module 300, a charging and discharging driving unit 310, a control chip 311, a switching tube 312, a battery output voltage sampling unit 320, a rectification unit 330, a charging voltage sampling unit 340, a charging current sampling unit 350, a fan assembly 400, a first temperature detection module 500, a second temperature detection module 600, a display screen 700 and a control module 800.
Detailed Description
Reference will now be made in detail to embodiments of the present invention, examples of which are illustrated in the accompanying drawings, wherein like reference numerals refer to the same or similar elements or elements having the same or similar function throughout. The embodiments described below with reference to the drawings are exemplary only for the purpose of explaining the present invention, and should not be construed as limiting the present invention.
In the description of the present invention, it should be understood that the orientation or positional relationship referred to in the orientation description, such as the terms "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", etc., is the orientation or positional relationship shown in the drawings, and is only for convenience of description and simplicity of description, and does not indicate or imply that the device or element referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore should not be construed as limiting the present invention.
In the description of the present invention, a plurality of means are one or more, a plurality of means are two or more, and the terms greater than, less than, exceeding, etc. are understood as not including the number, and the terms greater than, less than, within, etc. are understood as including the number. If the first and second are described for the purpose of distinguishing technical features, they are not to be understood as indicating or implying relative importance or implicitly indicating the number of technical features indicated or implicitly indicating the precedence of the technical features indicated.
In the description of the present invention, it should be noted that, unless explicitly stated or limited otherwise, the terms "mounted," "connected," and "connected" are to be construed broadly, and may be, for example, fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meaning of the above terms in the present invention can be understood as a specific case by those skilled in the art.
As shown in fig. 1-7, according to the utility model discloses an intelligent charger of first aspect embodiment, including shell 100, charge-discharge drive module 300, fan subassembly 400 and first temperature detection module 500, be equipped with holding chamber 100 in the shell 100, charge-discharge drive module 300 sets up in shell 100 and is located holding chamber 100, charge-discharge drive module 300 is used for being connected with the battery, and charge-discharge drive module 300 exports different charging voltage or charging current, fan subassembly 400 sets up on shell 100 and corresponds with holding chamber 100, first temperature detection module 500 sets up in shell 100 and is located holding chamber 100, first temperature detection module 500 is connected with fan subassembly 400 and operates with control fan subassembly 400.
The housing 100 may be in various shapes, the blower assembly 400 may be selected from blowers of conventional types, the housing 100 may be provided with an air inlet and an air outlet communicated with the accommodating chamber 100, the blower assembly 400 drives the air flow to enter the accommodating chamber 100 from the air inlet and flow out from the air outlet, the housing 100 may be further provided with an input port 120 and an output port 130, the input port 120 may be connected with an external commercial power or other power sources, and the output port 130 may be connected with a battery.
As shown in fig. 7, the first temperature detecting module 500 may include a thermistor NTC and a resistor R9, the thermistor NTC and the resistor R9 are connected to form a series branch, one end of the series branch is connected to a power supply (3.3V or 5V, etc.), the other end of the series branch is grounded, and the thermistor NTC may be located in the accommodating cavity 100, so as to detect the temperature of the charge and discharge driving module 300 during operation.
Specifically, the control module 800 may further include a control module 800, the control module 800 may be composed of an MCU, a CPU and a peripheral circuit, the control module 800 is respectively connected to the thermistor NTC and the resistor R9 and the fan assembly 400, and the control module 800 controls the fan assembly 400 to operate.
It should be noted that, the charger of this design can convert external commercial power to form a charging power supply, the input port 120 is connected to the rectification voltage regulation module 200, external commercial power can be connected to the input end of the charging and discharging drive module 300 through the rectification voltage regulation module 200, the rectification voltage regulation module 200 can be composed of a rectifier bridge, a voltage regulation chip and a peripheral circuit, the rectifier bridge can rectify external commercial power into direct current, and the voltage regulation chip can modulate the direct current into voltages of 36V, 24V, and the like, and then output the voltages to the charging and discharging drive module 300.
The utility model discloses intelligent charger, according to specific demand, the different charging voltage of charge-discharge drive module 300 output or charging current, the correspondence is corresponding battery powered, and along with charging voltage or charging current's rising, charge-discharge drive module 300 sends the corresponding increase of heat, the rise of first temperature detection module 500 detection temperature, in time control fan subassembly 400 starts the operation, thereby make charge-discharge drive module 300 can the steady operation, the component is difficult for burning out, and charging voltage or charging current are when lower relatively, charge-discharge drive module 300 sends the heat relatively lower, fan subassembly 400 need not the operation, the energy can be saved.
In some embodiments of the present invention, as shown in fig. 4, 5 and 6, the charge/discharge driving module 300 includes a charge/discharge driving unit 310 and a battery output voltage sampling unit 320, the battery output voltage sampling unit 320 is used for being connected with the battery to detect the output voltage of the battery, and the charge/discharge driving unit 310 is connected with the battery output voltage sampling unit 320 to output different charging voltages or charging currents according to the output voltage of the battery.
When the battery is connected, the charging and discharging driving unit 310 does not operate and output, the battery can discharge the battery output voltage sampling unit 320, thereby forming a first sampling signal for feeding back the output voltage of the battery, the charging and discharging driving unit 310 can know the specification of the battery according to the first sampling signal, thereby adjusting the charging voltage or the charging current adapted to the battery, because the charging and discharging driving unit 310 and the battery output voltage sampling unit 320 can both be connected with the battery, after the charging voltage or the charging current is formed, the charging and discharging driving unit 310 can shield the first sampling signal, thereby the charging voltage or the charging current output by the charging and discharging driving unit 310 cannot be changed due to the change of the first sampling signal in the charging process.
In some embodiments of the present invention, as shown in fig. 4 and 5, the charge/discharge driving unit 310 includes a control chip 311 and a switch tube 312, an input end of the switch tube 312 is connected to the input power source, an output end of the switch tube 312 is connected to the battery, and the control chip 311 is connected to the controlled end of the switch tube 312 and the battery output voltage sampling unit 320 respectively.
The switching tube 312 may be a triode, a MOS tube, a thyristor, an IGBT, etc., and the control chip 311 may control a conduction threshold of the switching tube 312, so as to form different charging currents or charging voltages, specifically, the control chip 311 may be electrically connected to the control module 800.
Specifically, as shown in fig. 6, the battery output voltage sampling unit 320 includes a resistor R2 and a resistor R7, one end of the resistor R2 is connected to the battery, the other end of the resistor R2 is connected to one end of the resistor R7 and the control chip 311, and the other end of the resistor R7 is grounded.
In some embodiments of the present invention, the charging and discharging driving module 300 further includes a rectifying unit 330, the charging and discharging driving unit 310 is connected to the battery through the rectifying unit 330, the rectifying unit 330 may be composed of a conventional rectifying bridge, as shown in fig. 5, the rectifying unit 330 may be composed of a diode D4 and a diode D5, so as to prevent backflow during the charging process of the battery, and make the charging stable and reliable.
In some embodiments of the utility model, as shown in fig. 4, still include charging voltage sampling unit 340, charging voltage sampling unit 340 is connected with switch tube 312's output, charging voltage sampling unit 340 is connected with control chip 311, specifically, charging voltage sampling unit 340 can be voltage sampling bleeder circuit, voltage sampling bleeder circuit comprises a plurality of resistances, and be connected with switch tube 312's output, acquire the signal that can characterize charging voltage size, the sampling signal of charging voltage size and feedback that control chip 311 exports according to actual need, control switch tube 312 moves.
In some embodiments of the utility model, as shown in fig. 4, still include charging current sampling unit 350, charging current sampling unit 350 is connected with switch tube 312's output, charging current sampling unit 350 is connected with control chip 311, specifically, charging current sampling unit 350 can include current sampling bleeder circuit and sampling resistor, current sampling bleeder circuit comprises a plurality of resistances, sampling resistor constitutes the charging loop with switch tube 312's output and battery series connection, current sampling bleeder circuit is connected with sampling resistor, acquire the sampling signal that can characterize charging current size, the sampling signal of charging current size and feedback that control chip 311 exports according to actual need, control switch tube 312 moves.
In some embodiments of the present invention, the present invention further comprises a second temperature detection module 600, the second temperature detection module 600 is used to detect the temperature of the battery, the charging and discharging driving module 300 is electrically connected to the second temperature detection module 600 to start and stop according to the temperature of the battery, and similarly, as shown in fig. 7, the second temperature detection module 600 can adopt a structure similar to the first temperature detection module 500, and can include a thermistor NTC and a resistor R9, the thermistor NTC is connected to a resistor R9 to form a series branch, one end of the series branch is connected to the power supply (3.3V or 5V, etc.), the other end of the series branch is grounded, the thermistor NTC can be attached to the battery being charged, thereby detecting the temperature of the battery, when the temperature is too high, the charging and discharging driving module 300 is controlled to be turned off in time.
In some embodiments of the present invention, further including the display screen 700 disposed on the housing 100, the control chip 311 is connected to the display screen 700 to display the charging voltage information and the charging current information, so as to facilitate the user to check.
The technical features of the embodiments described above may be arbitrarily combined, and for the sake of brevity, all possible combinations of the technical features in the embodiments described above are not described, but should be considered as being within the scope of the present specification as long as there is no contradiction between the combinations of the technical features.
While embodiments of the present invention have been shown and described, it will be understood by those of ordinary skill in the art that: various changes, modifications, substitutions and alterations can be made to the embodiments without departing from the principles and spirit of the invention, the scope of which is defined by the claims and their equivalents.
Claims (9)
1. A smart charger, comprising:
the shell is internally provided with an accommodating cavity;
the charging and discharging driving module is arranged on the shell and positioned in the accommodating cavity, is connected with the battery and outputs different charging voltages or charging currents;
the fan assembly is arranged on the shell and corresponds to the accommodating cavity;
the first temperature detection module is arranged on the shell and located in the accommodating cavity, and the first temperature detection module is connected with the fan assembly to control the fan assembly to operate.
2. A smart charger as defined in claim 1, wherein: the charge and discharge drive module comprises a charge and discharge drive unit and a battery output voltage sampling unit, the battery output voltage sampling unit is used for being connected with the battery to detect the output voltage of the battery, and the charge and discharge drive unit is connected with the battery output voltage sampling unit to output different charging voltages or charging currents according to the output voltage of the battery.
3. A smart charger as claimed in claim 2, wherein: the charge and discharge drive unit comprises a control chip and a switch tube, the input end of the switch tube is connected with an input power supply, the output end of the switch tube is connected with the battery, and the control chip is respectively connected with the controlled end of the switch tube and the battery output voltage sampling unit.
4. A smart charger as claimed in claim 3, wherein: the battery output voltage sampling unit comprises a resistor R2 and a resistor R7, one end of the resistor R2 is connected with the battery, the other end of the resistor R2 is connected with one end of the resistor R7 and the control chip respectively, and the other end of the resistor R7 is grounded.
5. A smart charger as claimed in claim 3, wherein: still include the voltage sampling unit that charges, the voltage sampling unit that charges with the output of switch tube is connected, the voltage sampling unit that charges with control chip connects.
6. A smart charger as claimed in claim 5, wherein: the charging current sampling unit is connected with the output end of the switch tube, and the charging current sampling unit is connected with the control chip.
7. The intelligent charger of claim 6, wherein: still including setting up the display screen on the shell, control chip with the display screen is connected in order to show charging voltage information and charging current information.
8. A smart charger as claimed in claim 3, wherein: the charging and discharging driving module is electrically connected with the second temperature detection module to start and stop according to the temperature of the battery.
9. A smart charger as claimed in claim 2, wherein: the charging and discharging driving module further comprises a rectifying unit, and the charging and discharging driving unit is connected with the battery through the rectifying unit.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202122388484.XU CN217115647U (en) | 2021-09-29 | 2021-09-29 | Intelligent charger |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202122388484.XU CN217115647U (en) | 2021-09-29 | 2021-09-29 | Intelligent charger |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN217115647U true CN217115647U (en) | 2022-08-02 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202122388484.XU Active CN217115647U (en) | 2021-09-29 | 2021-09-29 | Intelligent charger |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN217115647U (en) |
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2021
- 2021-09-29 CN CN202122388484.XU patent/CN217115647U/en active Active
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