CN215528637U - Magnetic attraction type wireless charger baby - Google Patents
Magnetic attraction type wireless charger baby Download PDFInfo
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- CN215528637U CN215528637U CN202120556586.5U CN202120556586U CN215528637U CN 215528637 U CN215528637 U CN 215528637U CN 202120556586 U CN202120556586 U CN 202120556586U CN 215528637 U CN215528637 U CN 215528637U
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Abstract
The utility model discloses a magnetic type wireless charging treasure, which comprises a first interface, a charging and discharging controller, a lithium battery pack and a wireless charging module, wherein the magnetic type wireless charging treasure is connected with the wireless charging module through a Lightning female socket interface of the first interface; the charge and discharge controller is connected with the first interface; the lithium battery pack is connected with the charge and discharge controller so as to supply power to the lithium battery pack through the first interface under the control of the charge and discharge controller; the wireless charging module is connected with the charging and discharging controller, so that under the control of the charging and discharging controller and the wireless charging module, the power supply of the lithium battery pack or the first interface is wirelessly output to charge the charging equipment wirelessly. Therefore, the mobile phone user of the apple company can directly charge the mobile power bank by using the standard Type-C To lighting data line, and does not need To additionally match a Type-C To Type-C USB line or a Type-C To MICRO USB line To charge the mobile power bank, and in addition, the mobile phone user can supply power for the wireless equipment in a wireless charging mode, thereby being more convenient for the use of the user.
Description
Technical Field
The utility model relates to the technical field of power banks, in particular to a magnetic wireless power bank.
Background
Current treasured that charges only generally one is the interface of charging internally, when using, through the interface of charging internally for the lithium cell group in the treasured that charges, current is generally Type-C Type USB interface to the internal interface, so, then need adopt the data line that has Type-C Type USB joint to charge for the lithium cell group in the treasured that charges. The data lines of other interfaces can not be connected with the internal charging interface, so that the lithium battery pack in the charge pal can not be charged. For example, the data line adopted by the mobile phone of apple inc is a data line with Lightning connector (Lightning interface), because the Type-C USB connector is not adapted to the Lightning connector. Therefore, the mobile phone user of apple company needs to purchase a data line with a Type-C Type USB connector to charge the power bank, which is relatively troublesome; and the existing wireless charging function is relatively inconvenient to use.
SUMMERY OF THE UTILITY MODEL
The present invention is directed to solving, at least to some extent, one of the technical problems in the related art. Therefore, the utility model aims to provide a magnetic wireless charger baby.
In order to achieve the above object, an embodiment of the present invention provides a magnetic wireless power bank, where the magnetic wireless power bank includes:
the first interface is a Lightning female socket interface;
the charge and discharge controller is connected with the first interface;
the lithium battery pack is connected with the charge and discharge controller so as to supply power to the lithium battery pack through the first interface under the control of the charge and discharge controller;
the wireless charging module is connected with the charging and discharging controller, so that under the control of the charging and discharging controller and the wireless charging module, the power supply of the lithium battery pack or the first interface is wirelessly output to charge the charging equipment wirelessly.
Further, according to an embodiment of the present invention, the magnetic wireless power bank further includes: and the second interface is connected with the charge and discharge controller so as to output the power supply of the lithium battery pack to charge the charging equipment under the control of the charge and discharge controller.
Further, according to an embodiment of the present invention, the charge and discharge controller is a fast charge and discharge controller;
or the charge and discharge controller is a rapid charge and discharge controller supporting a low current mode.
Further, according to an embodiment of the present invention, the magnetic wireless power bank further includes: the third interface is connected with the charge and discharge controller so as to output the power supply of the lithium battery pack to charge the charging equipment under the control of the charge and discharge controller;
or the third interface is used for connecting a charging device to charge the lithium battery pack under the control of the charging and discharging controller;
the third interface is a Type-C USB interface.
Further, according to an embodiment of the present invention, the second interface is a USB-a type interface, and the second interface and the third interface are respectively connected to the charge and discharge controller through data lines, so as to forward data of the device connected to the second interface and the third interface under the control of the charge and discharge controller.
Further, according to an embodiment of the present invention, the magnetic wireless power bank further includes:
and the third interface is connected with the charge and discharge controller through the charge and discharge conduction switch so as to control the power switch of the third interface under the action of the charge and discharge controller.
Further, according to an embodiment of the present invention, the magnetic wireless power bank further includes:
the charge and discharge controller is in communication connection with the charge and discharge controller;
and the charge and discharge indicator lamp is connected with the charge and discharge controller so as to indicate charge and discharge under the control of the charge and discharge controller.
Further, according to an embodiment of the present invention, the wireless charging module includes:
the coil transceiving driving circuit is connected with the charging and discharging controller;
the wireless charging coil is connected with the coil transceiving driving circuit;
the charging and discharging controller is connected with the coil transceiving driving circuit so as to convert a direct-current power supply output by the charging and discharging controller into a wireless charging power supply; or, the wireless charging receiving power supply is converted into a direct current power supply.
Further, according to an embodiment of the present invention, the wireless charging module includes:
the coil emission driving circuit is connected with the charge and discharge controller;
the wireless transmitting charging coil is connected with the coil transmitting driving circuit;
the charging and discharging controller is connected with the coil emission driving circuit so as to convert a direct current power supply output by the charging and discharging controller into a wireless charging power supply;
the coil receiving and converting circuit is connected with the charging and discharging controller;
the wireless receiving charging coil is connected with the coil receiving conversion circuit;
the charging and discharging controller is connected with the wireless receiving charging coil to convert the wireless charging power supply into a direct-current power supply to charge the lithium battery pack.
Further, according to an embodiment of the present invention, the wireless charging module further includes:
the voltage feedback circuit is respectively connected with the wireless charging coil and the charging and discharging controller, and the voltage feedback module is used for feeding back a wireless transmitting voltage value of the coil transceiving driving circuit to the charging and discharging controller;
the coil transceiving driving circuit is connected with the power output end of the charge-discharge controller through the current sampling resistor;
the current feedback module is respectively connected with the current sampling resistor and the charge and discharge controller, and is used for feeding back the wirelessly transmitted current value of the coil receiving and transmitting drive circuit to the charge and discharge controller.
The magnetic type wireless charger baby provided by the embodiment of the utility model is characterized in that a first interface Lightning female socket interface is adopted; the charge and discharge controller is connected with the first interface; the lithium battery pack is connected with the charge and discharge controller so as to supply power to the lithium battery pack through the first interface under the control of the charge and discharge controller; the wireless charging module is connected with the charging and discharging controller, so that under the control of the charging and discharging controller and the wireless charging module, the power supply of the lithium battery pack or the first interface is wirelessly output to charge the charging equipment wirelessly. Therefore, the mobile phone user of the apple company can directly charge the mobile power bank by using the standard Type-C To lighting data line, and does not need To additionally match a Type-C To Type-C USB line or a Type-C To MICRO USB line To charge the mobile power bank, and in addition, the mobile phone user can supply power for the wireless equipment in a wireless charging mode, thereby being more convenient for the user To use.
Drawings
Fig. 1 is a block diagram of a magnetic wireless charger circuit according to an embodiment of the present invention;
fig. 2 is a circuit structure diagram of a magnetic wireless charger according to an embodiment of the present invention;
fig. 3 is a block diagram of another magnetic wireless charger according to an embodiment of the present invention;
fig. 4 is a circuit structure diagram of another magnetic wireless charger according to an embodiment of the present invention.
Reference numerals:
a first interface 101;
a charge and discharge controller 103;
a battery current detection circuit 104;
a lithium battery pack 105;
a second interface 106;
a third interface 108;
a charge/discharge conduction switch 109;
a charge and discharge indicator lamp 111;
a wireless charging module 20;
a wireless charging coil 201;
a coil transceiver driving circuit 202;
a current sampling resistor 203;
a current feedback circuit 205;
a voltage feedback circuit 208;
a coil emission drive circuit 209;
a wireless transmitting charging coil 210;
a coil reception conversion circuit 211;
the wireless receiving charging coil 212.
The implementation, functional features and advantages of the objects of the present invention will be further explained with reference to the accompanying drawings.
Detailed Description
In order to make the technical solutions of the present invention better understood, the technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention. Unless defined otherwise, all technical and scientific terms used herein have the same meaning as commonly understood by one of ordinary skill in the art to which this invention belongs. The terminology used in the description of the utility model herein is for the purpose of describing particular embodiments only and is not intended to be limiting of the utility model.
Reference herein to "an embodiment" means that a particular feature, structure, or characteristic described in connection with the embodiment can be included in at least one embodiment of the utility model. The appearances of the phrase in various places in the specification are not necessarily all referring to the same embodiment, nor are separate or alternative embodiments mutually exclusive of other embodiments. It is explicitly and implicitly understood by one skilled in the art that the embodiments described herein can be combined with other embodiments.
Referring to fig. 1 and 2, an embodiment of the present invention provides a magnetic wireless charger, including: the wireless charging system comprises a first interface 101, a charging and discharging controller 103, a lithium battery pack 105 and a wireless charging module 20, wherein the first interface 101 is a Lightning female socket interface; referring To fig. 1 and 2, by setting the first interface 101 as a lighting female socket interface, a user of a mobile phone (e.g., Iphone mobile phone) of apple inc can directly connect with the first interface 101 through a standard Type-C To lighting data line without additionally configuring a Type-C To Type-C USB line or a Type-C To MICRO USB line To connect with the magnetic wireless charger.
The charge and discharge controller 103 is connected to the first interface 101; as shown in fig. 1 and 2, the charging and discharging controller 103 is connected to the first interface 101, and on one hand, power introduced from the first interface 101 is introduced into the lithium battery pack 105, so as to charge the lithium battery pack. On the other hand, the first interface 101 can perform a fast charging protocol communication with the charger to perform a fast charging control.
The lithium battery pack 105 is connected with the charge and discharge controller 103, so that under the control of the charge and discharge controller 103, the lithium battery pack 105 is supplied with power through the first interface 101; the charge and discharge controller 103 charges the lithium battery pack 105 by outputting the incoming power to the lithium battery pack 105.
The wireless charging module 20 is connected with the charging and discharging controller 103, so as to wirelessly output the power of the lithium battery pack 105 or the first interface 101 under the control of the charging and discharging controller 103 and the wireless charging module 20, and wirelessly charge the charging device. That is, the charge and discharge controller 103 may control the charge and discharge of the power supply of the lithium battery pack 105; when charging, connect the charger through Type-C To Lightning data line and magnetism is inhaled the wireless treasured that charges of formula, the charger output 5V/9V's charging source charges for lithium cell group 105 under the control of charge and discharge controller 103. When discharging, can inhale wireless battery charging outfit on the wireless treasured that charges of formula is inhaled to magnetism, can inhale wireless battery charging outfit through magnetism to under the control of charge-discharge controller 103, discharge the electric energy of lithium cell group 105, the electric energy is exported to the wireless module of charging, charges module 20 through wireless and is converted DC power supply into the alternating current, and transmits through wireless transmitting coil. Also be equipped with wireless receiving coil on the wireless battery charging outfit, wireless transmitting coil and wireless receiving coil realize the transmission of energy through the magnetic induction mode, charge for placing the wireless battery charging outfit on the formula wireless treasured that charges of magnetism.
The magnetic type wireless charger baby provided by the embodiment of the utility model is a Lightning female socket interface through the first interface 101; the charge and discharge controller 103 is connected to the first interface 101; the lithium battery pack 105 is connected with the charge and discharge controller 103, so that under the control of the charge and discharge controller 103, the lithium battery pack 105 is supplied with power through the first interface 101; the wireless charging module 20 is connected with the charging and discharging controller 103, so as to wirelessly output the power of the lithium battery pack 105 or the first interface 101 under the control of the charging and discharging controller 103 and the wireless charging module 20, and wirelessly charge the charging device. Therefore, the mobile phone user of the apple company can directly charge the mobile power bank by using the standard Type-C To lighting data line, and does not need To additionally match a Type-C To Type-C USB line or a Type-C To MICRO USB line To charge the mobile power bank, and in addition, the mobile phone user can supply power for the wireless equipment in a wireless charging mode, thereby being more convenient for the user To use.
Referring to fig. 1 and 2, magnetism is inhaled formula wireless treasured that charges and is still included: and a second interface 106, wherein the second interface 106 is connected with the charge and discharge controller 103, so as to output the power supply of the lithium battery pack 105 to charge the charging device under the control of the charge and discharge controller 103. That is, in addition to wirelessly charging the electronic device, the electronic device may be connected to the second interface 106 and the data line so that the power of the lithium battery is output from the second interface 106 under the control of the charge/discharge controller 103 and the electronic device is charged through the connection line connected to the second interface 106. Therefore, the electronic equipment can be charged in a wired mode or a wireless mode, and the electronic equipment is more convenient to use.
Further, in one embodiment of the present invention, the charge and discharge controller 103 is a fast charge and discharge controller 103; by setting the charge and discharge controller 103 as the charge and discharge controller 103 with the fast charge communication protocol. In this manner, the fast charging protocol communication can be performed with the charger connected to the first interface 101 or the second interface 106. Fast charging of the electronic device connected to the second interface 106 or fast charging of the lithium battery pack 105 is achieved.
Or, further, in another embodiment of the present invention, the charge and discharge controller 103 is a fast charge and discharge controller 103 supporting a low current mode. In some applications, it may be necessary to charge a low-current device such as a bluetooth headset or a watch, and since the charging current of these devices is very small, in the conventional charging, the charging and discharging controller 103 may determine that the external charging device does not need to be charged because the output power is too small, and turn off the charging power. This results in the inability to charge low current devices. In the embodiment of the utility model, the charging and discharging controller 103 is selected as the rapid charging and discharging controller 103 supporting the low-current mode, so that the charging of the low-current devices such as a Bluetooth headset and a watch can be realized.
Referring to fig. 1 and 2, magnetism is inhaled formula wireless treasured that charges and is still included: a third interface 108, where the third interface 108 is connected to the charge and discharge controller 103, and is used for outputting a power supply of the lithium battery pack 105 to charge the charging device under the control of the charge and discharge controller 103; alternatively, the third interface 108 is used for connecting a charging device to charge the lithium battery pack 105 under the control of the charging and discharging controller 103; the third interface 108 is a Type-C USB interface. That is, in the embodiment of the present invention, the third interface 108 is a charge/discharge common interface. Therefore, a power supply can be input to supply power for the lithium battery pack 105, and a discharge power supply can be output to charge the electronic equipment connected to the third interface 108, so that the user can use the electronic equipment in a blind plugging manner, the problem that the input end and the output end are distinguished when the user uses the electronic equipment is solved, and the problem of wrong plugging is easy. With reference To fig. 1 and fig. 2, the third interface 108 is a Type-C USB interface, and when the lithium battery pack 105 needs To be charged through the third interface 108, the charger and the third interface 108 can be connected through a Type-C To Type-C USB data line. The lithium battery pack 105 is charged by a charger under the control of a charging electric controller. And when needing To charge for electronic equipment, accessible Type-C To Type-C USB data line connects electronic equipment and third interface 108 respectively, discharges through lithium cell group 105 under the control of charge electric controller and exports To electronic equipment To charge for electronic equipment.
Further, in an embodiment of the present invention, the second interface 106 is a USB-a type interface, and the second interface 106 and the third interface 108 are respectively connected to the charge and discharge controller 103 through data lines, so as to forward device data connected to the second interface 106 and the third interface 108 under the control of the charge and discharge controller 103. By setting the second interface 106 To be a USB-a Type interface, the electronic device can be connected through the Type-a To Type-C USB data line, thereby charging the electronic device. In addition, other USB-a type electronic devices can be connected through the USB-a type interface, and the charge and discharge controller 103 is a forwarding charge controller having a USB multi-port, so that data can be forwarded to the electronic device connected to the second interface 106 and the electronic device connected to the third interface 108. Because some existing notebook computers or tablet computers only have Type-C external interfaces and no USB-A Type interfaces, the existing notebook computers or tablet computers cannot be connected with Type-A Type electronic equipment, such as some mice or USB flash disks. Data transmission of the second interface 106 and the third interface 108 is realized by setting the third interface 108 as a TYPE-C port and the second interface 106 as a USB-a port. The problem of some computers and IPAD do not have Type-A Type USB port, the unable circumstances of uploading the data is solved, through the HUB function of charge and discharge controller 103, can insert the USB flash disk into the second interface 106 of Type-A Type, transmits computer and IPAD through the third interface 108 of Type-C Type.
Referring to fig. 1 and 2, magnetism is inhaled formula wireless treasured that charges and is still included: the third interface 108 is connected to the charge and discharge controller 103 through the charge and discharge conduction switch 109, so as to control the power switch of the third interface 108 under the action of the charge and discharge controller 103. As shown in fig. 1 and fig. 2, the charge and discharge controller 103 is connected with two common discharge terminals (a second interface 101 and a third interface 108), respectively, so as to avoid the conflict of discharged power supplies and reduce the use of the interfaces of the charge and discharge controller 103, and the discharge control of each power supply is realized by setting a charge and discharge conduction switch 109. And the control management of the conduction or the disconnection of each path of charging power supply is realized. Avoiding the conflict phenomenon of charging and discharging power supplies.
Referring to fig. 1 and 2, magnetism is inhaled formula wireless treasured that charges and is still included: and a charge/discharge indicator lamp 111, wherein the charge/discharge indicator lamp 111 is connected to the charge/discharge controller 103 to indicate charge/discharge under the control of the charge/discharge controller 103. The charge/discharge controller 103 indicates the charge/discharge state by the charge/discharge indicator lamp 111. For example, the indication of the normal mode charging and the fast charging mode charging can be performed, and the indication can be distinguished by different colors of the indicator lights. For example, normally white, and flash-filled with other colors. The user can conveniently distinguish the quick charging mode from the common mode charging mode.
Referring to fig. 1 and 2, the wireless charging module 20 includes: the charging control system comprises a coil transceiving driving circuit 202 and a wireless charging coil 201, wherein the wireless charging coil transceiving driving circuit 202 is connected with a charging and discharging controller 103; the wireless charging coil 201 is connected with the wireless charging coil transceiving driving circuit 202; as shown in fig. 1 and 2, the charge and discharge controller 103 converts the stable dc power into a pulse power or an alternating power through the wireless charging coil transceiving driving circuit 202 by outputting the dc power of the lithium battery pack 105, to perform electromagnetic induction through the wireless charging coil 201, and outputs the same.
The charge and discharge controller 103 is connected with the wireless charge coil transceiving driving circuit 202 so as to convert the direct current power output by the charge and discharge controller 103 into a wireless charging power supply; or, the wireless charging receiving power supply is converted into a direct current power supply. As shown in fig. 1 and 2, the charge and discharge controller 103 is connected to a coil transmission and reception drive circuit 202. While the charging and discharging controller 103 outputs the dc power, the charging and discharging controller 103 may control the wireless charging coil transceiving driving circuit 202 to perform pulse modulation or inversion on the stable dc power. The charging and discharging controller 103 outputs a direct current power supply to be converted into a wireless charging power supply. As shown in fig. 1 and fig. 2, the wireless charging coil transceiver driving circuit 202 is a full-bridge inverter circuit, and can invert the stable dc power and output the inverted dc power to the wireless charging coil 201, so as to perform wireless transmission and output of the power through electromagnetic induction. As shown in fig. 1 and fig. 2, when the lithium battery pack needs to be charged wirelessly, the charge and discharge controller 103 may also stabilize the dc power supply by controlling the full-bridge inverter circuit to convert the pulse modulation or the inverter power supply received by the wireless coil, and charge the lithium battery, so that the lithium battery pack may be charged wirelessly or wirelessly. The charging mode is more convenient.
Referring to fig. 3 and 4, in another embodiment of the present invention, the wireless charging module includes: the coil transmitting drive circuit 209, the wireless transmitting charging coil 210, the coil receiving conversion circuit 211 and the coil transmitting drive circuit 209 are connected with the charging and discharging controller; the wireless transmitting and charging coil 210 is connected with the coil transmitting and driving circuit 209; the charge and discharge controller is connected with the coil emission driving circuit 209 so as to convert the direct current power output by the charge and discharge controller into a wireless charging power supply; the coil receiving conversion is connected with the charge and discharge controller; the wireless receiving charging coil 212 is connected with the coil receiving conversion circuit 211; the charge and discharge controller is connected with the wireless receiving charge coil 212 to convert the wireless charging power supply into a direct current power supply to charge the lithium battery pack. As shown in fig. 3 and 4, in the embodiment of the present invention, wireless transmission and wireless reception are separated to implement wireless charging and discharging or charging by wireless charging. The charging and discharging controller is relatively simple to control charging and discharging.
Referring to fig. 1 and 2, the wireless charging module 20 further includes: the wireless charging control system comprises a voltage feedback circuit 208, a current sampling resistor 203 and a current feedback module, wherein the voltage feedback circuit 208 is respectively connected with a wireless charging coil 201 and a charging and discharging controller 103206, and the voltage feedback module is used for feeding back a wireless transmitting voltage value of a wireless charging coil transceiving driving circuit 202 to the charging and discharging controller 103; as shown in fig. 1 and 2, the voltage on the wireless charging coil 201 can be sampled by the voltage feedback circuit 208 to obtain the voltage state of the wireless charging coil 201 for protection or state detection.
The wireless charging coil transceiving driving circuit 202 is connected with the power output end of the charging and discharging controller 103 through the current sampling resistor 203; the current feedback module is connected to the current sampling resistor 203 and the charging and discharging controller 103206, and the current feedback module is configured to feed back a wirelessly transmitted current value of the wireless charging coil transceiving driving circuit 202 to the charging and discharging controller 103206. The wireless supply current may be sampled for protection or status detection by current sampling resistor 203.
The magnetic type wireless charging treasure provided by the embodiment of the utility model can be used for wireless charging or supplying power for a wireless charging and mobile power supply two-in-one product by adopting the Lightning head female seat as the input interface of the product. (solving the problem that the apple user can directly charge the product by using the standard Type-C To lighting line without additionally matching a Type-C To Type-C or Type-C To MICRO USB line). In the normal charging mode and the quick charging mode, the indication lamps are distinguished by different colors. For example, the normal charging mode is white, the quick charging mode is other colors, and the problem that a user distinguishes the quick charging mode from the normal mode charging mode is solved. The Type-C port (the third interface 108) works in a two-way mode, power can be input and supplied, discharging can be output, a user can use the Type-C port in a blind plugging mode, the problem that the user can easily insert errors due to the fact that the input end and the output end are distinguished when the user uses the Type-C port is solved. The charge and discharge controller 103 has a bluetooth mode (or called a small current mode), and can charge a bluetooth headset, a watch and the like, including wired and wireless charging, and solves the problem that a user charges the headset and the watch. The charge/discharge controller 103 has a HUB function. Type-C USB interface (third interface 108) and USB-A mouth (second interface 106) can carry out data transmission, solve some computers and IPAD and do not have the USB port, can't upload the data, use this HUB function, can insert the USB-A mouth with the USB flash disk, transmit computer and IPAD through Type-C mouth.
Although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that modifications may be made to the embodiments described in the foregoing detailed description, or equivalent changes may be made in some of the features of the embodiments. All equivalent structures made by using the contents of the specification and the attached drawings of the utility model can be directly or indirectly applied to other related technical fields, and are also within the protection scope of the patent of the utility model.
In the description herein, references to the description of the term "one embodiment," "some embodiments," "an example," "a specific example," or "some examples," etc., mean that a particular feature, structure, material, or characteristic described in connection with the embodiment or example is included in at least one embodiment or example of the utility model. In this specification, the schematic representations of the terms used above do not necessarily refer to the same embodiment or example. Furthermore, the particular features, structures, materials, or characteristics described may be combined in any suitable manner in any one or more embodiments or examples.
Although embodiments of the present invention have been shown and described above, it is understood that the above embodiments are exemplary and should not be construed as limiting the present invention, and that variations, modifications, substitutions and alterations can be made in the above embodiments by those of ordinary skill in the art without departing from the principle and spirit of the present invention.
Claims (7)
1. The utility model provides a wireless treasured that charges of formula is inhaled to magnetism, includes:
the first interface is a Lightning female socket interface;
the charge and discharge controller is connected with the first interface;
the lithium battery pack is connected with the charge and discharge controller so as to supply power to the lithium battery pack through the first interface under the control of the charge and discharge controller;
the wireless charging module is connected with the charging and discharging controller so as to wirelessly output a power supply of the lithium battery pack or the first interface under the control of the charging and discharging controller and the wireless charging module and wirelessly charge the charging equipment;
the second interface is connected with the charge and discharge controller so as to output the power supply of the lithium battery pack to charge the charging equipment under the control of the charge and discharge controller;
the third interface is connected with the charge and discharge controller so as to output the power supply of the lithium battery pack to charge the charging equipment under the control of the charge and discharge controller; or the third interface is used for connecting a charging device to charge the lithium battery pack under the control of the charging and discharging controller; the third interface is a Type-C USB interface;
and the third interface is connected with the charge and discharge controller through the charge and discharge conduction switch so as to control the power switch of the third interface under the action of the charge and discharge controller.
2. The magnetic wireless charger baby according to claim 1, wherein the charge-discharge controller is a fast charge-discharge controller;
or the charge and discharge controller is a rapid charge and discharge controller supporting a low current mode.
3. The wireless treasured that charges of formula is inhaled to magnetism according to claim 1, characterized in that, the second interface is USB-A type interface, second interface, third interface pass through the data line respectively with charge-discharge controller is connected to under charge-discharge controller's control, to connecting the equipment data forwarding on second interface, third interface.
4. The wireless treasured that charges of formula is inhaled to magnetism of claim 3, further includes:
and the charge and discharge indicator lamp is connected with the charge and discharge controller so as to indicate charge and discharge under the control of the charge and discharge controller.
5. The wireless treasured that charges of formula is inhaled to magnetism according to claim 1, characterized in that, the wireless module that fills includes:
the coil transceiving driving circuit is connected with the charging and discharging controller;
the wireless charging coil is connected with the coil transceiving driving circuit;
the charging and discharging controller is connected with the coil transceiving driving circuit so as to convert a direct-current power supply output by the charging and discharging controller into a wireless charging power supply; or, the wireless charging receiving power supply is converted into a direct current power supply.
6. The wireless treasured that charges of formula is inhaled to magnetism according to claim 1, characterized in that, the wireless module that fills includes:
the coil emission driving circuit is connected with the charge and discharge controller;
the wireless transmitting charging coil is connected with the coil transmitting driving circuit;
the charging and discharging controller is connected with the coil emission driving circuit so as to convert a direct current power supply output by the charging and discharging controller into a wireless charging power supply;
the coil receiving and converting circuit is connected with the charging and discharging controller;
the wireless receiving charging coil is connected with the coil receiving conversion circuit;
the charging and discharging controller is connected with the wireless receiving charging coil to convert the wireless charging power supply into a direct-current power supply to charge the lithium battery pack.
7. The wireless treasured that charges of formula is inhaled to magnetism according to claim 5, characterized in that, the wireless module of charging still includes:
the voltage feedback circuit is respectively connected with the wireless charging coil and the charging and discharging controller, and the voltage feedback module is used for feeding back a wireless transmitting voltage value of the coil transceiving driving circuit to the charging and discharging controller;
the coil transceiving driving circuit is connected with the power output end of the charge-discharge controller through the current sampling resistor;
the current feedback module is respectively connected with the current sampling resistor and the charge and discharge controller, and is used for feeding back the wirelessly transmitted current value of the coil receiving and transmitting drive circuit to the charge and discharge controller.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120556586.5U CN215528637U (en) | 2021-03-17 | 2021-03-17 | Magnetic attraction type wireless charger baby |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120556586.5U CN215528637U (en) | 2021-03-17 | 2021-03-17 | Magnetic attraction type wireless charger baby |
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| Publication Number | Publication Date |
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| CN215528637U true CN215528637U (en) | 2022-01-14 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202120556586.5U Active CN215528637U (en) | 2021-03-17 | 2021-03-17 | Magnetic attraction type wireless charger baby |
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| Country | Link |
|---|---|
| CN (1) | CN215528637U (en) |
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2021
- 2021-03-17 CN CN202120556586.5U patent/CN215528637U/en active Active
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