CN205986246U - Wireless Charging Integrator - Google Patents

Abstract

The utility model discloses a wireless charging integrator, which comprises an integrator shell, wherein a PCB is arranged inside the integrator shell, a data input interface, a data transmission control circuit, a power input interface and a power control switch are arranged on the PCB, the inductive transmitting coil, the wireless charging control circuit, the quick charging circuit, at least one data output interface and at least one charging output interface, the data input interface is connected with the data input end of the data transmission control circuit electrically, the data output interface is connected with the data output end of the data transmission control circuit electrically, the power input interface is connected with the power input end of the wireless charging control circuit and the power input end of the quick charging circuit electrically through the power control switch respectively, the inductive transmitting coil is connected with the coil control end of the wireless charging control circuit electrically, and the charging output interface is connected with the power output end of the quick charging circuit electrically. The utility model discloses can realize data port extension transmission function, wireless function and the intelligence of charging simultaneously and fill the function soon.

Description

Wireless Charging Integrator

technical field

The utility model relates to the technical field of hubs, in particular to a wireless charging integrator.

Background technique

At present, the USB hub has been widely used among electronic devices, and its main function is to expand one USB interface into multiple USB interfaces that work independently, so as to realize the relatively independent connection between a single interface and multiple devices. The existing USB hub realizes the function of charging electronic devices through the USB interface, but it cannot support the current hot wireless charging.

Utility model content

The purpose of the utility model is to overcome the above-mentioned defects in the prior art, and provide a wireless charging integrator capable of simultaneously realizing data port expansion transmission function, wireless charging function and intelligent fast charging function.

In order to achieve the above purpose, the utility model provides a wireless charging integrator, which includes an integrator housing, the interior of the integrator housing is provided with a PCB board, and the PCB board is provided with a data input interface, a data transmission control Circuit, power input interface, power control switch, inductive transmitting coil, wireless charging control circuit, fast charging circuit, at least one data output interface and at least one charging output interface, the data input interface is electrically connected to the data input terminal of the data transmission control circuit connected, the data output interface is electrically connected to the data output end of the data transmission control circuit, and the power input interface is electrically connected to the power input end of the wireless charging control circuit and the power input end of the fast charging circuit respectively through a power control switch. The induction transmitting coil is electrically connected to the coil control terminal of the wireless charging control circuit, and the charging output interface is electrically connected to the power output terminal of the fast charging circuit.

As a preferred embodiment, the data input interface is set to a Type-C interface, the data transmission control circuit includes a HUB chip, a CC switch control unit, a first drive and detection unit, and a power management unit, and the Type-C interface The CC switch control unit is electrically connected to the HUB chip, and the first drive and detection unit and the power management unit are respectively electrically connected to the HUB chip.

As a preferred implementation manner, the first driving and detecting unit is configured as an SPI Flash driving and detecting unit.

As a preferred implementation manner, there are four data output interfaces, which are respectively USB3.0 female socket interfaces.

As a preferred implementation manner, the power input interface is set as a Type-C interface.

As a preferred embodiment, the wireless charging control circuit includes an MCU control unit and a second drive and detection unit, the MCU control unit is electrically connected to the second drive and detection unit, and the induction transmitting coil is connected to the MCU control unit and the second drive and detection unit. The two drive and detection units are electrically connected.

As a preferred embodiment, two charging output interfaces are provided, and the fast charging circuit includes a 5V power supply unit and a dual-port fast charging main control chip unit, and the 5V power supply unit and the dual-port fast charging main control chip unit are electrically connected to each other. connected, the dual-port fast charging main control chip unit is electrically connected to the two charging output interfaces.

As a preferred implementation manner, the charging output interface is set as a USB2.0 female socket interface.

As a preferred embodiment, the inductive transmitting coil is located in the middle of the housing of the integrator, and a coil cover is provided on the top of the inductive transmitting coil.

As a preferred embodiment, the data input interface, the power input interface, the power control switch, the data output interface and the charging output interface are respectively arranged on the side of the housing of the integrator.

Compared with the prior art, the utility model has the beneficial effects of:

The PCB board of the utility model is provided with a data input interface, a data transmission control circuit, a power input interface, a power control switch, an induction transmitting coil, a wireless charging control circuit, a fast charging circuit, a data output interface and a charging output interface, which can simultaneously Realize data port expansion transmission function, wireless charging function and intelligent fast charging function.

Description of drawings

In order to more clearly illustrate the technical solutions in the embodiments of the present invention or the prior art, the following will briefly introduce the accompanying drawings that need to be used in the description of the embodiments or the prior art. Obviously, the accompanying drawings in the following description These are some embodiments of the present utility model. Those skilled in the art can also obtain other drawings based on these drawings without any creative work.

Fig. 1 is a schematic structural diagram of a wireless charging integrator provided by an embodiment of the present invention;

Fig. 2 is a schematic structural diagram of the wireless charging integrator provided by the embodiment of the present invention in another perspective;

Fig. 3 is a schematic structural diagram of the wireless charging integrator provided by the embodiment of the present invention with the housing hidden;

Fig. 4 is the circuit block diagram of the data transmission part that the utility model embodiment provides;

Fig. 5 is the circuit schematic diagram of the SPI Flash drive detection unit that the utility model embodiment provides;

Fig. 6 is the circuit schematic diagram of the SPI Flash drive detection unit that the utility model embodiment provides;

Fig. 7 is a circuit block diagram of the wireless charging part and the intelligent fast charging part provided by the embodiment of the present invention;

Fig. 8 is the schematic circuit diagram of the MCU control unit provided by the utility model embodiment;

Fig. 9 is a schematic circuit diagram of the second drive and detection unit provided by the embodiment of the present invention;

Fig. 10 is a schematic circuit diagram of the intelligent fast charging part provided by the embodiment of the present invention.

detailed description

In order to make the purpose, technical solutions and advantages of the embodiments of the utility model more clear, the technical solutions in the embodiments of the utility model will be clearly and completely described below in conjunction with the accompanying drawings in the embodiments of the utility model. Obviously, the described The embodiments are some embodiments of the present utility model, but not all embodiments. Based on the embodiments of the present utility model, all other embodiments obtained by persons of ordinary skill in the art without making creative efforts belong to the scope of protection of the present utility model.

An embodiment of the present invention provides a wireless charging integrator, which will be described in detail below with reference to the accompanying drawings. Please refer to FIG. 1 , FIG. 2 and FIG. 3 , the wireless charging integrator of this embodiment includes an integrator housing 1 , a PCB board 2 is provided inside the integrator housing 1 , and a data input interface 3 is provided on the PCB board 2 . Data transmission control circuit 4, power input interface 5, power control switch 6, induction transmitting coil 7, wireless charging control circuit 8, fast charging circuit 9, at least one data output interface 10 and at least one charging output interface 11, data input interface 3 It is electrically connected to the data input end of the data transmission control circuit 4, the data output interface 10 is electrically connected to the data output end of the data transmission control circuit 4, and the power input interface 5 is respectively connected to the power input end of the wireless charging control circuit 8 through the power control switch 6. It is electrically connected to the power input end of the fast charging circuit 9 , the induction transmitting coil 7 is electrically connected to the coil control end of the wireless charging control circuit 8 , and the charging output interface 11 is electrically connected to the power output end of the fast charging circuit 9 .

In this embodiment, the appearance of the integrator housing 1 is novel, and the housing material is made of engineering-grade plastic, and two transparent devices formed of engineering-grade plastic can be used to guide the indicator light of the product function.

In this embodiment, the data input interface 3 may preferably be set as a Type-C interface (female socket). Correspondingly, as shown in FIG. 4, the data transmission control circuit 4 includes a HUB chip 41, a CC switch control unit 42, a first drive and detection unit 43, and a power management unit 44. The Type-C interface communicates with the HUB through the CC switch control unit 42. The chip 41 is electrically connected, and the first driving and detecting unit 43 and the power management unit 44 are respectively electrically connected to the HUB chip 41 .

Wherein, the HUB chip 41 is a USB HUB chip of a USB3.0 processor, manages the data communication between the data input interface 3 and at least one data output interface 10, supports the USB3.0 standard and is compatible with the 2.0 standard; low power consumption, Plug and play and Hot Plug function, compatible with various mainstream operating systems, support WinXP, Win7, MacOS10.4.5, Linux2.4.1 and other higher versions.

As shown in FIG. 5 , the CC switch control unit 42 is a USB 3.1 10G CC data 2-in-1 logic electronic switch, which can enable the Type-C interface to be plugged in front and back, and Usb3.1Type-C front and back data transmission.

As shown in Figure 6, the first drive and detection unit 43 can be set as an SPI Flash drive detection unit, mainly to burn into the firmware driver for the SPI flash, and use the SPI flash memory to store the forwarding data of the HUB, and perform data USB3 The speed adjustment of .0 provides assistance in selecting an appropriate and SPI compatible flash to ensure the applicability of the SPI flash.

The power management unit 44 includes an integrated voltage regulator capable of generating all chip-power required by the HUB chip, a 1.2-5v switching DC-DC regulator, and a 3.3-5v LDO voltage regulator, etc. for input support of external power sources.

In this embodiment, four data output interfaces 10 may preferably be provided, which are respectively USB3.0 female socket interfaces.

In this embodiment, the power input interface 5 can preferably be set as a Type-C interface, which serves as a DC input port to supply power for wireless charging and smart charging. The power control switch 6 is used to control the opening and closing of the power supply.

As shown in Figure 7, the wireless charging control circuit 8 includes an MCU control unit 81 and a second drive and detection unit 82, the MCU control unit 81 is electrically connected to the second drive and detection unit 82, and the induction transmitting coil 7 is connected to the MCU control unit 81 and the second drive and detection unit 82. The second driving and detecting unit 82 is electrically connected.

Wherein, FIG. 8 shows a schematic circuit diagram of the MCU control unit 81, and the MCU control unit 81 mainly implements the WPC (5W) QI wireless charging protocol. FIG. 9 shows a schematic circuit diagram of the second drive and detection unit 82 . The second drive and detection unit 82 has a power dynamic control DPL function, a temperature dynamic control TPL function and a foreign object detection function FOD function. Among them, the power dynamic control means that when the input power is insufficient, the power output of the power supply is limited to prevent frequent startup; the temperature dynamic control means that when the temperature is high, the power output of the power supply is limited to prevent frequent alarms; the foreign object detection function means that when the wireless charging In the process, the power loss is too large and the protection alarms, so as to avoid the hidden danger caused by overheating.

In this embodiment, the inductive transmitting coil 7 may preferably be set as a Qi A11 standard single-layer coil. Among them, the working principle of the induction transmitting coil 7 is as follows: it is mainly composed of electromagnetism. When the long straight wire has a current passing through it, there will be magnetic force lines around it. When the received magnetic induction conforms to the WPC (5W) Qi wireless charging protocol, the magnetic field Transform the electric field to work.

The wireless charging part of this embodiment has good compatibility, supports Qi standard receivers such as TI/IDT PANASONIC, has a high efficiency of 75%, and supports various receiving devices that meet the WPC (5W) Qi standard of the Wireless Power Consortium.

As shown in FIG. 7 and FIG. 10 , there are two charging output interfaces 11 , and the charging output interfaces 11 can preferably be set as USB2.0 female socket interfaces. Wherein, the fast charging circuit 9 includes a 5V power supply unit 91 and a dual-port fast charging main control chip unit 92, the 5V power supply unit 91 is electrically connected to the dual-port fast charging main control chip unit 92, and the dual-port fast charging main control chip unit 92 is connected to the two A charging output interface 11 is electrically connected. The fast charging circuit 9 mainly uses 5V power supply and the main control chip to control the dual-port fast charging.

The intelligent identification dual-port fast charging part of this embodiment is mainly to output dual-way power supply, whether the automatic detection circuit conforms to the USB battery charging specification (BC) version 1.2, and to identify charging devices with other resistance modes such as Apple and Samsung, with intelligent output current, Fast charging mechanism, faster charging time, strong compatibility.

During specific implementation, the inductive transmitting coil 7 may be located in the middle of the integrator housing 1 , and the top of the inductive transmitting coil 7 is provided with a coil cover 12 . The data input interface 3 , power input interface 5 , power control switch 6 , data output interface 10 and charging output interface 11 are respectively arranged on the side of the integrator housing 1 , and the layout is reasonable.

To sum up, the utility model can realize USB3.0 HUB function, wireless charging function and intelligent charging function simultaneously by using USB3.1Type-C standard as input.

The above-mentioned embodiment is a preferred implementation mode of the present utility model, but the implementation mode of the present utility model is not limited by the above-mentioned embodiment, and any other changes, modifications and substitutions made without departing from the spirit and principle of the present utility model , combination, and simplification, all should be equivalent replacement methods, and are all included in the protection scope of the present utility model.

Claims (10)

1. A wireless charging integrator, comprising an integrator housing (1), the interior of the integrator housing (1) is provided with a PCB board (2), characterized in that: the PCB board (2) is provided with There are data input interface (3), data transmission control circuit (4), power input interface (5), power control switch (6), inductive transmitter coil (7), wireless charging control circuit (8), fast charging circuit (9 ), at least one data output interface (10) and at least one charging output interface (11), the data input interface (3) is electrically connected with the data input end of the data transmission control circuit (4), and the data output interface (10 ) is electrically connected to the data output end of the data transmission control circuit (4), and the power input interface (5) is respectively connected to the power input end of the wireless charging control circuit (8) and the fast charging circuit (9) through the power control switch (6). ), the inductive transmitting coil (7) is electrically connected to the coil control terminal of the wireless charging control circuit (8), and the charging output interface (11) is connected to the power output terminal of the fast charging circuit (9) electrical connection. 2. The wireless charging integrator according to claim 1, characterized in that: the data input interface (3) is set as a Type-C interface, and the data transmission control circuit (4) includes a HUB chip (41), a CC A switch control unit (42), a first drive and detection unit (43) and a power management unit (44), the Type-C interface is electrically connected to the HUB chip (41) through the CC switch control unit (42), and the first A drive and detection unit (43) and a power management unit (44) are respectively electrically connected to the HUB chip (41). 3. The wireless charging integrator according to claim 2, characterized in that: the first driving and detecting unit (43) is configured as an SPI Flash driving and detecting unit. 4. The wireless charging integrator according to claim 1, characterized in that there are four data output interfaces (10), which are respectively USB3.0 female socket interfaces. 5. The wireless charging integrator according to claim 1, characterized in that: the power input interface (5) is set as a Type-C interface. 6. The wireless charging integrator according to claim 1, characterized in that: the wireless charging control circuit (8) includes an MCU control unit (81) and a second driving and detection unit (82), and the MCU control unit (81) is electrically connected to the second drive and detection unit (82), and the induction transmitting coil (7) is electrically connected to the MCU control unit (81) and the second drive and detection unit (82). 7. The wireless charging integrator according to claim 1, characterized in that there are two charging output interfaces (11), and the fast charging circuit (9) includes a 5V power supply unit (91) and a dual-port fast Charge the main control chip unit (92), the 5V power supply unit (91) is electrically connected to the dual-port fast charge main control chip unit (92), and the dual-port fast charge main control chip unit (92) is connected to two charging output The interface (11) is electrically connected. 8. The wireless charging integrator according to claim 1 or 7, characterized in that: the charging output interface (11) is set as a USB2.0 female socket interface. 9. The wireless charging integrator according to claim 1, characterized in that: the inductive transmitting coil (7) is located in the middle of the hub housing (1), and the top of the inductive transmitting coil (7) is provided with Coil cover (12). 10. The wireless charging integrator according to claim 1, characterized in that: the data input interface (3), the power input interface (5), the power control switch (6), the data output interface (10) and the charging output The interfaces (11) are respectively arranged on the sides of the hub housing (1).