CN211239371U - Charging head and charger with short-distance anti-loss function - Google Patents
Charging head and charger with short-distance anti-loss function Download PDFInfo
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- CN211239371U CN211239371U CN201922050097.8U CN201922050097U CN211239371U CN 211239371 U CN211239371 U CN 211239371U CN 201922050097 U CN201922050097 U CN 201922050097U CN 211239371 U CN211239371 U CN 211239371U
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Abstract
The utility model discloses a head and charger charge with short distance anti-loss function, wherein, the head that charges that has short distance anti-loss function includes the casing, the power plug of setting on the casing, the USB interface, the pilot lamp, bee calling organ, optical line sensors, and set up the power conversion circuit in the casing, a storage battery, MCU and bluetooth module, MCUMCU carries out work according to current ambient brightness and received bluetooth signal correspondence control pilot lamp and bee calling organ, thereby it need use the head that charges when charging for the cell-phone to have solved the user in department or office, because forget, it is dark or article shelter from, can not in time find the head that charges and carry out the cell-phone and charge, lead to the problem that the cell-phone shut down, promote user experience.
Description
Technical Field
The utility model relates to a charger technical field, in particular to head and charger charge with short distance anti-lost function.
Background
With the continuous improvement of the living standard and the acceleration of the life rhythm of people in China, the mobile phone is used as an important auxiliary tool and becomes an indispensable part of work, study and life of people. Meanwhile, the charging head is used as a partner of the mobile phone, so that the charging head can supplement electric energy to the mobile phone at any time, and long-time online of the mobile phone is realized. When the charging head is needed to be used for charging the mobile phone at a residence or an office, the charging head cannot be found in time for charging the mobile phone due to forgetting, darkness or article shielding, so that the problem of shutdown of the mobile phone is caused.
SUMMERY OF THE UTILITY MODEL
The utility model aims at providing a head that charges with short distance prevents losing function aims at solving above-mentioned technical problem.
In order to achieve the above object, the charging head with short-distance anti-loss function provided by the utility model comprises a shell, a power plug, a USB interface, an indicator light, a buzzer, a light sensor, a power conversion circuit, a storage battery, a MCU and a bluetooth module, wherein the power plug, the USB interface, the indicator light, the buzzer and the light sensor are arranged on the shell;
the power input end of the power conversion circuit is connected with the power plug, the first power output end of the power conversion circuit is connected with the power input end of the USB interface, the second power output end of the power conversion circuit is connected with the power input end of the storage battery, the power output end of the storage battery is connected with the power end of the MCU, and the signal end of the Bluetooth module, the controlled end of the buzzer, the signal output end of the light sensor and the controlled end of the indicator lamp are respectively connected with the signal end of the MCU;
the power plug is connected with an external socket to access an alternating current power supply;
the power conversion circuit is used for performing power conversion on the alternating current power supply, outputting a first direct current power supply to the USB interface and outputting a second direct current power supply to charge the storage battery;
the storage battery is used for providing a working power supply for the MCU;
the Bluetooth module is used for communicating with an internal Bluetooth module of the mobile phone, receiving Bluetooth signals sent by the mobile phone, wherein the Bluetooth signals comprise indication opening signals and indication closing signals and are output to the MCU;
the light sensor is used for detecting the current environment brightness and outputting a brightness detection signal to the MCU;
the MCU is used for controlling the indicator light to be turned off and the buzzer to sound when the current environment brightness is greater than the preset brightness and the indication starting signal is received;
when the current environment brightness is smaller than the preset brightness and the indication starting signal is received, controlling the indicator lamp to be turned on and the buzzer to sound; and
and when the indication closing signal is received, the indicator lamp is controlled to be turned off and the buzzer is controlled to be turned off.
Preferably, the power conversion circuit comprises a switching power module, a first voltage conversion circuit and a second voltage conversion circuit;
the power input end of the switch power supply module is connected with the power plug, the power output end of the switch power supply module, the power input end of the first voltage conversion circuit and the power input end of the second voltage conversion circuit are connected, the power output end of the first voltage conversion circuit is connected with the USB interface, and the power output end of the second voltage conversion circuit is connected with the power input end of the storage battery;
the switching power supply module is used for performing power supply conversion on the alternating current power supply and outputting a third direct current power supply;
the first voltage conversion circuit is used for performing voltage conversion on the third direct-current power supply and outputting a first direct-current power supply to the USB interface;
and the second voltage conversion circuit is used for performing voltage conversion on the third direct-current power supply and outputting a second direct-current power supply to the storage battery.
Preferably, the first voltage conversion circuit is a first voltage regulator, and the second voltage conversion circuit is a second voltage regulator.
Preferably, the battery is a lithium battery.
Preferably, the bluetooth module, the storage battery and the MCU are disposed on a first circuit board, and the power conversion circuit is disposed on a second circuit board.
Preferably, the indicator light includes a red light emitting diode, a blue light emitting diode, and a green light emitting diode.
The utility model also provides a charger, charger include the charging wire and as above the head that charges that has the short distance and prevent losing the function, the charging wire includes the USB joint, charges the joint and connects the USB joint with the power cord of the joint that charges, the USB joint with USB interface adaptation is connected.
Preferably, the charging connector comprises one of a Micro USB interface, a Lightning interface and a Type-C interface.
The technical scheme of the utility model is that a Bluetooth module is arranged in a charging head and communicates with an internal Bluetooth module of a mobile phone to receive Bluetooth signals sent by the mobile phone, a light sensor is arranged on the charging head to detect the current ambient brightness, an MCU controls an indication module to work according to the current ambient brightness and the received Bluetooth signals, the indication module comprises an indication lamp and a buzzer, when a user does not find the charging head, the mobile phone sends an indication opening signal, the Bluetooth module of the charging head within a preset distance receives the indication opening signal, the MCU controls the buzzer to sound to prompt the position of the charging head of the user, when the current ambient brightness is larger than the preset brightness, the current time period is determined to be in the daytime, the indication lamp which is lighted at the time is not easy to be found by the user, therefore, the MCU controls the indication lamp to keep a turned-off state, and when the current ambient brightness is smaller than the preset brightness, confirm that current time quantum is night, the pilot lamp that lights this moment is easy to the user discovery, therefore, MCU control pilot lamp lights, and, after the user finds the head that charges, accessible cell-phone transmission instructs the close signal, bee calling organ and pilot lamp all keep the out-of-service behavior, thereby solved the user and need use the head that charges for the cell-phone when charging in residence or office, because forget, dark or article shelter from, can not in time find the head that charges and carry out the cell-phone and charge, lead to the problem that the cell-phone shuts down to appear.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings needed to be used in the description of the embodiments or the prior art will be briefly described below, it is obvious that the drawings in the following description are only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to the structures shown in the drawings without creative efforts.
Fig. 1 is a schematic block diagram of an embodiment of a charging head with short-distance loss prevention function according to the present invention;
fig. 2 is a schematic structural diagram of an embodiment of the charging head with short-distance loss prevention function of the present invention;
fig. 3 is a schematic block diagram of an embodiment of a power conversion circuit in a charging head with short-distance loss prevention function according to the present invention;
fig. 4 is a schematic structural diagram of an embodiment of a charging wire in the charger of the present invention.
The objects, features and advantages of the present invention will be further described with reference to the accompanying drawings.
Detailed Description
The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative efforts belong to the protection scope of the present invention.
It should be noted that the description relating to "first", "second", etc. in the present invention is for descriptive purposes only and is not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defined as "first" or "second" may explicitly or implicitly include at least one such feature. In addition, the meaning of "and/or" appearing throughout is: the method comprises three parallel schemes, wherein the scheme is taken as an A/B (A/B) as an example, the scheme comprises a scheme A, a scheme B or a scheme A and a scheme B which are simultaneously met, in addition, the technical schemes between the various embodiments can be combined with each other, but the technical schemes must be realized by a person with ordinary skill in the art as a basis, and when the technical schemes are mutually contradictory or can not be realized, the combination of the technical schemes is not considered to exist, and the protection scope of the invention is not within the protection scope of the invention.
The utility model provides a head 100 charges with short distance prevents losing function.
As shown in fig. 1 and 2, in the present embodiment, the charging head 100 having the short-distance anti-loss function includes a housing, a power plug 10 disposed on the housing 110, a USB interface 30, an indicator lamp 90, a buzzer 70, a light sensor 80, and a power conversion circuit 20, a battery 50, an MCU40, and a bluetooth module 60 disposed in the housing 110;
the power input end of the power conversion circuit 20 is connected with the power plug 10, the first power output end of the power conversion circuit 20 is connected with the power input end of the USB interface 30, the second power output end of the power conversion circuit 20 is connected with the power input end of the storage battery 50, the power output end of the storage battery 50 is connected with the power end of the MCU40, and the signal end of the Bluetooth module 60, the controlled end of the buzzer 70, the signal output end of the light sensor 80 and the controlled end of the indicator lamp 90 are respectively connected with the signal end of the MCU 40;
a power plug 10 for connecting with an external socket to access an ac power supply;
a power conversion circuit 20, configured to perform power conversion on an ac power source, output a first dc power source to the USB interface 30, and output a second dc power source to charge the battery 50;
a battery 50 for supplying a working power to the MCU 40;
the bluetooth module 60 is used for communicating with an internal bluetooth module of the mobile phone, receiving bluetooth signals sent by the mobile phone, wherein the bluetooth signals comprise indication opening signals and indication closing signals and outputting the signals to the MCU 40;
the light sensor 80 is used for detecting the current ambient brightness and outputting a brightness detection signal to the MCU 40;
the MCU40 is used for controlling the indicator lamp 90 to be turned off and the buzzer 70 to sound when the current environment brightness is greater than the preset brightness and the indication starting signal is received;
when the current environment brightness is smaller than the preset brightness and an indication starting signal is received, controlling the indicator lamp 90 to be turned on and the buzzer 70 to sound; and
upon receiving the indication-off signal, the control indicator lamp 90 is turned off and the buzzer 70 is turned off.
In this embodiment, a plurality of openings are formed in the housing 110 of the charging head 100 to install the indicator lamp 90, the light sensor 80, the USB port 30 and the buzzer 70, one end of the power plug 10 is exposed to be inserted into an external socket, the other end of the power plug 10 is disposed in the housing 110, and is connected with the power conversion circuit 20 by a connecting wire and welding, the power plug 10 can be a two-pin plug, a three-pin plug and the like, meanwhile, the power output end of the power conversion circuit 20 is connected with the USB interface 30 and the storage battery 50, wherein, when the power plug 10 is plugged in the socket but the USB interface 30 is not connected with the charging port of the mobile phone through the charging wire 200, the power conversion circuit 20 only charges the storage battery 50, when the power plug 10 is plugged into the socket and the USB interface 30 is connected to the charging port of the mobile phone through the charging cable 200, the power conversion circuit 20 supplies dc power to the battery 50 and the USB interface 30.
It will be appreciated that bluetooth module 60 supports point-to-point as well as point-to-multipoint communications, wirelessly connects various data and voice devices in a home or office into a piconet (Pico-net), in this embodiment, therefore, the bluetooth module 60 in the charging head 100 can establish connection and communicate with at least one bluetooth module of the mobile phone, and receives the bluetooth signal of the mobile phone, the user can send an instruction module instructing to turn on the charging head 100 by sending an instruction turn-on signal through the mobile phone, or send an instruction module instructing to turn off the charging head 100 by sending an instruction turn-off signal, even when the current mobile phone is powered off due to power failure, the user can control the bluetooth module 60 of the charging head 100 through other electronic devices with bluetooth function, such as tablet, mobile phone, etc., meanwhile, the bluetooth module 60 is suitable for short-distance communication, and thus, is suitable for environments in a small range such as residences, office places, and the like.
Specifically, when the user needs the charging head 100 to charge the mobile phone without finding the charging head 100, the mobile phone transmits an indication turn-on signal, the bluetooth module 60 of the charging head 100 within a preset distance receives the indication turn-on signal, at this time, the MCU40 controls the buzzer 70 to sound to prompt the user to the orientation of the charging head 100, and at the same time, when the current ambient brightness is greater than the preset brightness, it is determined that the current time period is daytime, and the turned-on indicator 90 is not easily found by the user, so the MCU40 controls the indicator 90 to be turned off, and when the current ambient brightness is less than the preset brightness, it is determined that the current time period is nighttime, and the turned-on indicator 90 is easily found by the user, and therefore, the MCU40 controls the indicator 90 to be turned on, and, after the user finds the charging head 100, the buzzer 70 and the indicator 90 both remain out of operation, thereby solved the user and need use the head 100 that charges when charging for the cell-phone in residence or office place, because forget, dark or article shelter from, can not in time find the head 100 that charges and carry out the cell-phone and charge, lead to the problem that the cell-phone shut down to promote user experience.
In one embodiment, as shown in fig. 3, the power conversion circuit 20 includes a switching power module 21, a first voltage conversion circuit 22, and a second voltage conversion circuit 23;
the power input end of the switching power supply module 21 is connected with the power plug 10, the power output end of the switching power supply module 21, the power input end of the first voltage conversion circuit 22 and the power input end of the second voltage conversion circuit 23 are connected, the power output end of the first voltage conversion circuit 22 is connected with the USB interface 30, and the power output end of the second voltage conversion circuit 23 is connected with the power input end of the storage battery 50;
the switching power supply module 21 is used for performing power supply conversion on the alternating-current power supply and outputting a third direct-current power supply;
the first voltage conversion circuit 22 is configured to perform voltage conversion on the third dc power supply and output the first dc power supply to the USB interface 30;
the second voltage conversion circuit 23 is configured to perform voltage conversion on the third dc power supply and output the second dc power supply to the battery 50.
In this embodiment, the switching power module 21 includes an EMI filter module, a rectifier filter module, a power conversion module, a voltage feedback module, etc. to convert an input ac power into a dc power and output the dc power to the first voltage conversion circuit 22 and the second voltage conversion circuit 23 through an output terminal, and the first voltage conversion circuit 22 converts a voltage of a third dc power output by the switching power module 21, and boosts or lowers the voltage of the third dc power according to a charging level of the charging head 100, and the second voltage conversion circuit 23 converts the voltage of the third dc power and outputs the converted voltage to the battery 50 to charge the battery 50, and similarly, the third dc power can be boosted or lowered according to the voltage level of the battery 50, in a specific embodiment, the first voltage conversion circuit 22 is a first voltage regulator, and the second voltage conversion circuit 23 is a second voltage regulator, the first voltage stabilizer outputs the third dc power converted by the switching power supply module 21 to the USB interface 30 after stabilizing the voltage, an input end of the first voltage stabilizer is a power input end of the first voltage conversion circuit 22 and is connected to an output end of the switching power supply module 21, an output end of the first voltage stabilizer is a power output end of the first voltage conversion circuit 22 and is connected to the USB interface 30, an input end of the second voltage stabilizer is a power input end of the second voltage conversion circuit 23 and is connected to an output end of the switching power supply module 21, an output end of the second voltage stabilizer is a power output end of the second voltage conversion circuit 23 and is connected to a power input end of the storage battery 50, and meanwhile, in order to reduce the volume of the charging head 100, in an embodiment, the storage battery 50 is a lithium battery.
In a specific embodiment, the first voltage stabilizer and the second voltage stabilizer are three-terminal voltage stabilizers, which can perform voltage conversion such as 12V/5V, 5V/3.3V, and the first voltage stabilizer and the second voltage stabilizer may be the same or different, and the specific type may be set according to the specific output voltage level, which is not limited herein.
Further, in order to realize strong and weak current isolation and improve the safety level, the strong and weak current modules are separately arranged on different circuit boards, that is, the weak current modules such as the bluetooth module 60, the storage battery 50 and the MCU40 are arranged on the first circuit board, the power conversion circuit 20 is arranged on the second circuit board, and meanwhile, power transmission is performed between the first circuit board and the second circuit board through pins or power lines.
In a preferred embodiment, to improve the indication effect, the indicator lamp 90 includes a red led, a blue led and a green led, and the MCU40 can output different control signals to control the three leds to light at different brightness to realize color mixing, so as to present different colors.
The utility model also provides a charger, this charger include charging wire 200 and have the short distance and prevent losing the first 100 that charges of function, this have the short distance and prevent losing the specific structure of the first 100 that charges of function refer to above-mentioned embodiment, because this charger has adopted the whole technical scheme of above-mentioned all embodiments, consequently have all beneficial effects that the technical scheme of above-mentioned embodiment brought at least, no longer give unnecessary details here. As shown in fig. 4, the charging line 200 includes a USB connector 210, a charging connector 220, and a power line 230 connecting the USB connector 210 and the charging connector 220, wherein the USB connector 210 is adapted to be connected to the USB interface 30, and in one embodiment, the charging connector 220 includes one of the Micro USB interface 30, the Lightning interface, and the Type-C interface for improving compatibility.
The above only is the preferred embodiment of the present invention, not limiting the scope of the present invention, all the equivalent structure changes made by the contents of the specification and the drawings under the inventive concept of the present invention, or the direct/indirect application in other related technical fields are included in the patent protection scope of the present invention.
Claims (8)
1. A charging head with a short-distance anti-loss function is characterized by comprising a shell, a power plug, a USB interface, an indicator light, a buzzer, a light sensor, a power conversion circuit, a storage battery, an MCU and a Bluetooth module, wherein the power plug, the USB interface, the indicator light, the buzzer and the light sensor are arranged on the shell;
the power input end of the power conversion circuit is connected with the power plug, the first power output end of the power conversion circuit is connected with the power input end of the USB interface, the second power output end of the power conversion circuit is connected with the power input end of the storage battery, the power output end of the storage battery is connected with the power end of the MCU, and the signal end of the Bluetooth module, the controlled end of the buzzer, the signal output end of the light sensor and the controlled end of the indicator lamp are respectively connected with the signal end of the MCU;
the power plug is connected with an external socket to access an alternating current power supply;
the power conversion circuit is used for performing power conversion on the alternating current power supply, outputting a first direct current power supply to the USB interface and outputting a second direct current power supply to charge the storage battery;
the storage battery is used for providing a working power supply for the MCU;
the Bluetooth module is used for communicating with an internal Bluetooth module of the mobile phone, receiving Bluetooth signals sent by the mobile phone, wherein the Bluetooth signals comprise indication opening signals and indication closing signals and are output to the MCU;
the light sensor is used for detecting the current environment brightness and outputting a brightness detection signal to the MCU;
the MCU is used for controlling the indicator light to be turned off and the buzzer to sound when the current environment brightness is greater than the preset brightness and the indication starting signal is received;
when the current environment brightness is smaller than the preset brightness and the indication starting signal is received, controlling the indicator lamp to be turned on and the buzzer to sound; and
and when the indication closing signal is received, the indicator lamp is controlled to be turned off and the buzzer is controlled to be turned off.
2. A charging head with short-distance loss prevention function according to claim 1, wherein said power conversion circuit includes a switching power supply module, a first voltage conversion circuit and a second voltage conversion circuit;
the power input end of the switch power supply module is connected with the power plug, the power output end of the switch power supply module, the power input end of the first voltage conversion circuit and the power input end of the second voltage conversion circuit are connected, the power output end of the first voltage conversion circuit is connected with the USB interface, and the power output end of the second voltage conversion circuit is connected with the power input end of the storage battery;
the switching power supply module is used for performing power supply conversion on the alternating current power supply and outputting a third direct current power supply;
the first voltage conversion circuit is used for performing voltage conversion on the third direct-current power supply and outputting a first direct-current power supply to the USB interface;
and the second voltage conversion circuit is used for performing voltage conversion on the third direct-current power supply and outputting a second direct-current power supply to the storage battery.
3. A charging head with short-distance anti-loss function according to claim 2, wherein said first voltage conversion circuit is a first voltage regulator, and said second voltage conversion circuit is a second voltage regulator.
4. A charging head having a short-distance anti-loss function according to claim 1, wherein the secondary battery is a lithium battery.
5. A charging head with short-distance anti-loss function according to claim 4, wherein said Bluetooth module, said storage battery and said MCU are disposed on a first circuit board, and said power conversion circuit is disposed on a second circuit board.
6. A charging head having a short-distance loss prevention function according to claim 1, wherein said indicator lamp includes a red light emitting diode, a blue light emitting diode, and a green light emitting diode.
7. A charger, characterized in that the charger comprises a charging wire and a charging connector with short-distance anti-loss function according to any one of claims 1-6, the charging wire comprises a USB connector, a charging connector and a power line connecting the USB connector and the charging connector, and the USB connector is connected with the USB interface in an adaptive manner.
8. The charger of claim 7, wherein the charging connector comprises one of a Micro USB interface, a Lightning interface, and a Type-C interface.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201922050097.8U CN211239371U (en) | 2019-11-22 | 2019-11-22 | Charging head and charger with short-distance anti-loss function |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201922050097.8U CN211239371U (en) | 2019-11-22 | 2019-11-22 | Charging head and charger with short-distance anti-loss function |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN211239371U true CN211239371U (en) | 2020-08-11 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201922050097.8U Active CN211239371U (en) | 2019-11-22 | 2019-11-22 | Charging head and charger with short-distance anti-loss function |
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| Country | Link |
|---|---|
| CN (1) | CN211239371U (en) |
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- 2019-11-22 CN CN201922050097.8U patent/CN211239371U/en active Active
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