CN211429575U

CN211429575U - Adapter and lighting system

Info

Publication number: CN211429575U
Application number: CN201922143149.6U
Authority: CN
Inventors: 董君
Original assignee: Guangzhou Boman Photoelectric Technology Co ltd
Current assignee: Guangzhou Boman Photoelectric Technology Co ltd
Priority date: 2019-12-03
Filing date: 2019-12-03
Publication date: 2020-09-04
Anticipated expiration: 2029-12-03
Also published as: WO2021109646A1

Abstract

The present application relates to an adapter and a lighting system, wherein an adapter comprises: the communication interface is used for plugging and unplugging the communication module; a communication identification circuit; the communication identification circuit is connected with the communication interface; a driving circuit for connecting the light emitting device; the driving circuit is connected with the communication identification circuit; the communication interface comprises any one or any combination of an HDMI interface, a USB Type-C interface, a VGA interface and a non-standard interface. Communication interface is used for plug communication module in this application, communication interface connects communication identification circuit, communication identification circuit connects drive circuit, drive circuit is used for connecting light emitting equipment, wherein communication interface includes in HDMI interface, USB Type-C interface, VGA interface and the nonstandard interface arbitrary one or arbitrary multiple to can enrich the connected mode of adapter, make the adapter compatible multiple nimble various connected mode, and then improved the suitability of adapter.

Description

Adapter and lighting system

Technical Field

The present application relates to the field of lighting technologies, and in particular, to an adapter and a lighting system.

Background

With the development of lighting technology, the functions of the light-emitting device are gradually enriched, and the light-emitting device is gradually developed into a device which can adjust the brightness or color temperature of the light-emitting device in addition to a single lighting function from an uncontrollable single lighting function, so that the light-emitting device can perform corresponding lighting according to the requirements of application scenes, and the applicability of the light-emitting device is improved. Further, adapters for connecting light emitting devices have also appeared, and when the adapters are connected to a memory, the general light emitting devices can implement corresponding additional functions.

In the implementation process, the inventor finds that at least the following problems exist in the conventional technology: the adapter applied to the light-emitting equipment at present only supports one communication interface, and the problem of poor applicability exists.

SUMMERY OF THE UTILITY MODEL

In view of the above, it is necessary to provide an adapter and a lighting system capable of improving applicability.

In order to achieve the above object, in one aspect, an embodiment of the present application provides an adapter, including:

the communication interface is used for plugging and unplugging the communication module;

a communication identification circuit; the communication identification circuit is connected with the communication interface;

a driving circuit for connecting the light emitting device; the driving circuit is connected with the communication identification circuit;

the communication interface comprises any one or any combination of an HDMI interface, a USB Type-C interface, a VGA interface and a non-standard interface.

In one embodiment, the communication interface further comprises a USB interface.

In one embodiment, the device further comprises a rectifying circuit used for connecting a power supply; the rectifying circuit is connected with the driving circuit.

In one embodiment, the rectifying circuit comprises a rectifying chip for connecting a power supply; the rectifying chip is connected with the driving circuit.

In one embodiment, the adapter further comprises an auxiliary power supply circuit for connecting a power supply; the auxiliary power supply circuit is connected with the communication interface.

In one embodiment, the driving circuit includes a constant current IC chip; the constant current IC chip is connected with the communication identification circuit.

In one embodiment, the number of the constant current IC chips is 2.

On the other hand, the embodiment of the present application further provides a lighting system, which includes a lighting apparatus, and the adapter in any of the above embodiments; the adapter is connected with the light-emitting device.

In one embodiment, the system further comprises a communication module connected with the adapter; the communication module is a WIFI module, a ZigBee module, an infrared module, a Bluetooth module or a cloud service module.

In one embodiment, the device further comprises a power supply; the power supply is connected with the adapter.

One of the above technical solutions has the following advantages and beneficial effects:

communication interface is used for plug communication module in this application, communication interface connects communication identification circuit, communication identification circuit connects drive circuit, drive circuit is used for connecting light emitting equipment, wherein communication interface includes in HDMI interface, USB Type-C interface, VGA interface and the nonstandard interface arbitrary one or arbitrary multiple to can enrich the connected mode of adapter, make the adapter compatible multiple nimble various connected mode, and then improved the suitability of adapter.

Drawings

The foregoing and other objects, features and advantages of the application will be apparent from the following more particular description of preferred embodiments of the application, as illustrated in the accompanying drawings. The same reference numerals are used throughout the drawings to denote the same parts, and the drawings are not intended to be drawn to scale in actual dimensions, with emphasis instead being placed upon illustrating the subject matter of the present application:

FIG. 1 is a schematic diagram of an adapter in one embodiment;

FIG. 2 is a circuit diagram of a rectifier circuit in one embodiment;

FIG. 3 is a circuit diagram of an auxiliary power supply circuit in one embodiment;

FIG. 4 is a circuit diagram of a driver circuit in one embodiment;

FIG. 5 is a block diagram showing the structure of a light emitting system in one embodiment;

FIG. 6 is a schematic diagram of a communication module in one embodiment;

fig. 7 is a circuit diagram of a power supply in one embodiment.

Detailed Description

To facilitate an understanding of the present application, the present application will now be described more fully with reference to the accompanying drawings. Preferred embodiments of the present application are shown in the drawings. This application may, however, be embodied in many different forms and should not be construed as limited to the embodiments set forth herein. Rather, these embodiments are provided so that this disclosure will be thorough and complete.

It will be understood that when an element is referred to as being "connected" to another element, it can be directly connected to the other element and be integral therewith, or intervening elements may also be present. The terms "one end," "the other end," and the like are used herein for illustrative purposes only.

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 application belongs. The terminology used herein in the description of the present application is for the purpose of describing particular embodiments only and is not intended to be limiting of the application. As used herein, the term "and/or" includes any and all combinations of one or more of the associated listed items.

In order to make the objects, technical solutions and advantages of the present application more apparent, the present application is described in further detail below with reference to the accompanying drawings and embodiments. It should be understood that the specific embodiments described herein are merely illustrative of the present application and are not intended to limit the present application.

In one embodiment, as shown in fig. 1, there is provided an adapter comprising:

In particular, the communication interface may be an interface capable of receiving data or transmitting data, which may be used for transmitting signals, and further, the communication interface may support wired communication and/or wireless communication. In this application, the communication interface is used for plugging and unplugging the communication module, that is, the communication interface is connected to the communication module, and the connection mode may be a plugging mode. The communication module can be in communication connection with a control device, such as a control terminal, and a control program for controlling the light-emitting device can be arranged on the communication module, and the communication interface is connected with the communication module, so that the communication interface can receive a control command of the control device, including a remote control device, to the light-emitting device through the communication module. In one example, the number of communication interfaces in an adapter may be one or more.

The Communication identification circuit may be a circuit capable of identifying a Communication mode, for example, the Communication identification circuit may identify that a current Communication mode is WIFI (Mobile hotspot) Communication, ZigBee (ZigBee protocol) Communication, infrared Communication, bluetooth Communication, 2G (2-Generation Wireless Telephone Technology, second-Generation Mobile phone Communication Technology) Communication, 3G (3rd-Generation Wireless Telephone Technology, third-Generation Mobile Communication Technology), 4G (the 4th Generation Mobile Communication Technology, fourth-Generation Mobile Communication Technology), or 5G (5th Generation Mobile Networks, fifth-Generation Mobile Communication Technology) Communication, so as to interpret a Communication signal transmitted by the Communication module according to the identified Communication mode and obtain a corresponding control instruction in the Communication signal.

The driving circuit may be a circuit for providing a driving signal to the light emitting device, and further, the driving circuit may adjust a light emitting parameter of the light emitting device by outputting the driving signal to the light emitting device and instructing the light emitting device to emit light according to the driving signal, wherein the light emitting parameter may include brightness, color temperature, and the like.

In this application, communication interface is used for plug communication module, and communication identification circuit connects communication interface and drive circuit respectively, and drive circuit connects light emitting equipment. The communication module can be in communication connection with the control device, when the light-emitting device needs to be adjusted, the control device can generate a control instruction and transmit a communication signal corresponding to the control instruction to the communication module through a corresponding communication mode, and the communication interface is connected with the communication module, so that the communication interface can receive the communication signal corresponding to the control instruction and transmitted by the control device through the communication module. In one example, the communication interface may include four terminals, which are a d + terminal, a d-terminal, a first signal terminal and a second signal terminal, respectively, where the d + terminal may be a data port for transmitting data, and the d-terminal may be a clock port for transmitting a clock signal.

In the present application, the communication Interface may include any one or any multiple of an HDMI (High Definition Multimedia Interface), USB Type-C (C-Type USB Interface), VGA (Video Graphics Array ) and non-standard (non-standard) Interface, that is, the communication Interface may include only an HDMI Interface, an USB Type-C Interface, a VGA Interface or a non-standard Interface, or the communication Interface may include any two interfaces, any three interfaces or four interfaces of an HDMI Interface, an USB Type-C Interface, a VGA Interface and a non-standard Interface.

For example, the Type of the communication interface may be an HDMI interface and a USB Type-C interface, an HDMI interface and a VGA interface, an HDMI interface and a non-standard interface, an HDMI interface, a USB Type-C interface, a VGA interface, and the like. Further, the number of different types of communication interfaces may not be equal, e.g. the adapter may comprise 2 HDMI interfaces and 3 VGA interfaces. The number of the communication interfaces of the same type can be one or more, and the type of the communication interfaces and the number corresponding to each type of communication interfaces can be determined according to actual conditions and design requirements.

The communication identification circuit is connected with the communication interface, so that the communication identification circuit can acquire the communication signal received by the communication interface and identify the communication mode between the control device and the communication module, for example, the communication identification circuit can identify that the control device and the communication module communicate through WIFI, ZigBee, infrared or Bluetooth, so that the communication signal can be analyzed in a corresponding analysis mode, and a control instruction corresponding to the communication signal can be obtained.

The driving circuit is respectively connected with the communication identification circuit and the light-emitting device, and the driving circuit can transmit corresponding driving signals to the light-emitting device according to the control instruction so as to instruct the light-emitting device to emit light according to the control instruction. Further, the communication module may store a control program for controlling the light emitting device, and when the communication module receives a communication signal transmitted by the control device, the communication module may obtain a device control signal corresponding to a control instruction in the communication signal from the control program, and transmit the corresponding device control signal to the communication interface, so as to adjust the light emitting device, thereby enabling the "unintelligent" and common light emitting devices to be intelligent.

Among the above-mentioned adapter, communication interface is used for plug communication module in this application, communication interface connects communication identification circuit, communication identification circuit connects drive circuit, drive circuit is used for connecting light emitting equipment, wherein communication interface includes in HDMI interface, USBType-C interface, VGA interface and the non-standard interface arbitrary one or arbitrary multiple to can enrich the connected mode of adapter, make the adapter compatible multiple nimble various connected mode, and then improved the suitability of adapter.

In one embodiment, the communication interface further comprises a USB (Universal Serial Bus) interface.

Specifically, the communication interface is designed to be a USB interface, so that the communication module can be conveniently plugged on the communication interface. Furthermore, the USB interface device can comprise a plurality of USB interfaces, and a plurality of communication modules can be plugged according to the requirements of users. Through the modular design of the communication module, the portability of intelligent control of the household appliance is improved.

In one embodiment, the device further comprises a rectifying circuit for connecting a power supply; the rectifying circuit is connected with the driving circuit.

Specifically, the rectifier circuit may be a circuit that rectifies a voltage output by the power supply, and further, the power supply may be configured to output an ac voltage, and the rectifier circuit may rectify the ac voltage output by the power supply and output a dc voltage, so as to provide a working voltage for other circuits and modules. This application is through connecting drive circuit with the rectifier circuit that is used for connecting power supply to accessible rectifier circuit provides operating voltage for drive circuit.

Specifically, in one example, as shown in fig. 2, the rectifier circuit includes a rectifier chip U1, a capacitor C1, and a capacitor C2. The first end of the rectifying chip U1 is connected with the zero line, the second end is connected with the live wire, the third end is respectively connected with the anode of the capacitor C1 and the anode of the capacitor C2, and the cathode of the capacitor C1 and the cathode of the capacitor C2 are both grounded.

Further, the rectifying chip U1 may be a MB10S type chip.

Specifically, the auxiliary power supply circuit is configured to convert a voltage output by the power supply so as to provide an adapted operating voltage for the communication interface, for example, the auxiliary power supply may convert an alternating voltage of 220V (volt) output by the power supply into a direct voltage of +5V, and output the converted voltage. This application converts power supply's output through auxiliary power supply circuit, can be for the power supply of adaptation communication interface to improve the stability of adapter work.

In one example, as shown in fig. 3, the auxiliary power supply circuit may include a pulse power switch chip U2, a resistor R1 to a resistor R4 (4 resistors in total), a capacitor C3 to a capacitor C7 (5 capacitors in total), and an inductor L1 to an inductor L2 (2 inductors in total).

The first end of the pulse power switch chip U2 is connected with one end of a capacitor C3 and the negative electrode of a diode D1, the second end of the pulse power switch chip U2 is connected with the other end of a capacitor C3, the negative electrode of a diode D2, one end of a resistor of an inductor L1, one end of a capacitor C4 and one end of a resistor R1, and the other end of a resistor R1 is connected with the fourth end of the pulse power switch chip U2. The other end of the inductor L1 is connected with the anode of the diode D1, the voltage output port and the anode of the capacitor C5 respectively, the cathode of the capacitor C5 is connected with the D-end of the communication interface and the ground respectively, and the voltage output port is connected with the D + end of the communication interface.

The other end of the capacitor C4 is connected with the third end of the pulse power switch chip U2 and one end of the resistor R2 respectively, the other end of the resistor R2 is connected with one end of the resistor R3, the other end of the resistor R3 is connected with the fifth end, the sixth end, the seventh end, the eighth end of the pulse power switch chip U2, the anode of the capacitor C6, one end of the inductor L2 and one end of the resistor R4 respectively, and the other end of the resistor R4 is connected with the power supply, the other end of the inductor L2 and the anode of the capacitor C7 respectively; the negative electrode of the capacitor C7 is connected with the negative electrode of the capacitor C6; the cathode of the capacitor C6 and the anode of the diode D2 are both grounded.

Further, the pulse power switch chip U2 may be an OB2225 type chip.

In one embodiment, the driving Circuit includes a constant current IC Chip (Integrated Circuit Chip); the constant current IC chip is connected with the communication identification circuit.

Specifically, the driving chip in the driving circuit may be selected according to the actual situation and the driving mode of the light emitting device, and for example, the driving chip may be a constant current IC chip or a constant voltage IC chip. In one embodiment of the present application, the driving circuit may include a constant current IC chip, i.e., a driving chip is provided for the light emitting device through the constant current IC chip. The constant current IC chip can adjust the light according to a received PWM (Pulse Width Modulation) signal, so that the driving current transmitted to the light-emitting equipment can be prevented from exceeding the maximum rated value of the light-emitting equipment, meanwhile, the influence of the surge of a power grid on the light-emitting equipment can be effectively avoided, and the working reliability of the light-emitting equipment is improved. Further, the constant current IC chip may be connected to the rectifier circuit and the communication identification circuit, respectively.

In one embodiment, the number of constant current IC chips is 2.

Specifically, the number of the driving chips in the driving module may be determined according to the product power of the light emitting device, and different product powers are adapted by using different numbers to improve the adjustment accuracy of the light emitting device. The number of the constant current IC chips can be two, furthermore, one of the constant current IC chips can be respectively connected with the rectifying circuit and the communication identification circuit, and the other constant current IC chip is respectively connected with the rectifying circuit and the communication identification circuit. This application is parallelly connected through two constant current IC chips to produce drive signal, thereby drive light emitting device and give out light, and then the product power that can adapt to light emitting device drives light emitting device.

In one example, as shown in fig. 4, the driving circuit may include a first constant current IC chip U3, a second constant current IC chip U4, a resistor R5 to a resistor R12 (8 resistors in total), and a capacitor C6.

The first end of the first constant current IC chip U3 is connected with the first end of the second constant current IC chip U4 and one end of the resistor R5, the other end of the resistor R5 is connected with one end of the resistor R6, and the other end of the resistor R6 is connected with the fourth end of the second constant current IC chip U4. The second end of the first constant current IC chip U3 is connected to one end of the resistor R7, and the other end of the resistor R7 is grounded. The third end of the first constant current IC chip U3 is connected to the third end of the second constant current IC chip U4 and one end of the resistor R8, respectively, and the other end of the resistor R8 is grounded. The fourth end of the first constant current IC chip U3 is connected with one end of a resistor R9, the other end of the resistor R9 is connected with one end of a capacitor C6 and the ground, the other end of the capacitor C6 is respectively connected with the eighth end of the first constant current IC chip U3, the eighth end of the second constant current IC chip U4 and one end of a resistor R10, the other end of the resistor R10 is connected with one end of a resistor R11, and the other end of the resistor R11 is connected with the rectifying circuit. The fifth terminal of the first constant current IC chip U3 is connected to the cathode of the light emitting device LED1, and the sixth terminal is connected to the cathode of the light emitting device LED 2.

The second terminal of the second constant current IC chip U4 is connected to one terminal of the resistor R12, and the other terminal of the resistor R12 is grounded. The fifth terminal of the second constant current IC chip U4 is connected to the cathode of the light emitting device LED1, and the sixth terminal is connected to the cathode of the light emitting device LED 2. The anode of the light-emitting device LED1 and the anode of the light-emitting device LED2 are both connected with a power supply.

Further, a first signal end of the communication interface may be connected to the first end of the first constant current IC chip U3 and the first end of the second constant current IC chip U4, respectively, and a second signal end of the communication interface may be connected to the third end of the first constant current IC chip U3 and the third end of the second constant current IC chip U4, respectively. The first constant current IC chip U3 may be an any 13 chip, and the second constant current IC chip U4 may be an any 13 chip.

In one embodiment, as shown in fig. 5, there is provided a lighting system comprising a lighting device, and an adapter of any of the above embodiments; the adapter is connected with the light-emitting device.

Specifically, the Light Emitting device may be an LED (Light Emitting Diode). The number of the light emitting devices may be determined according to actual conditions and design requirements, and in one example, the number of the light emitting devices may be two.

In one embodiment, a communication module is further included to connect the adapter; the communication module is a WIFI module, a ZigBee module, an infrared module, a Bluetooth module or a cloud service module.

Specifically, the communication module is provided with a connection interface corresponding to the communication interface, and the connection interface on the communication module is connected with the communication interface, so that the communication module can be connected with the adapter. In one example, the structure of the communication module may be as shown in fig. 6, where the communication module connection port is connected to a port with the same identifier in the communication interface, that is, when the communication module is connected to the communication interface, the d + terminal of the communication module is connected to the d + terminal of the communication interface, the d-terminal of the communication module is connected to the d-terminal of the communication interface, the first signal terminal of the communication module is connected to the first signal terminal of the communication interface, and the second signal terminal of the communication module is connected to the second signal terminal of the communication interface.

Further, the communication module may further include an antenna for receiving the communication signal transmitted by the control device to increase the power of the received communication signal.

Specifically, the power supply can be used for outputting 220V alternating voltage, and the power supply is connected with the adapter, so that each module and each circuit in the adapter can be provided with power. In one example, as shown in fig. 7, the power supply includes a diode D3 and a diode D4. The anode of the diode D3 is connected with the live wire, and the cathode of the diode D3 is connected with the anode of the light emitting device LED1, the anode of the light emitting device LED2, the cathode of the diode D4 and the auxiliary power supply circuit. The anode of the diode D4 is connected to the neutral line. Specifically, the cathode of the diode D3 is connected to the anode of the capacitor C5, the other end of the inductor L2, and one end of the resistor R4, respectively. In the present application, the ports with the same identifier are connected to each other, for example, the VIN terminal of the power supply is connected to the VIN terminal of the auxiliary power supply circuit, the anode of the light emitting device LED1, and the anode of the light emitting device LED2, respectively.

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.

The above-mentioned embodiments only express several embodiments of the present application, and the description thereof is more specific and detailed, but not construed as limiting the scope of the utility model. It should be noted that, for a person skilled in the art, several variations and modifications can be made without departing from the concept of the present application, which falls within the scope of protection of the present application. Therefore, the protection scope of the present patent shall be subject to the appended claims.

Claims

1. An adapter, comprising:

2. The adapter of claim 1 wherein the communication interface further comprises a USB interface.

3. The adapter of claim 1 further comprising a rectifying circuit for connecting to a power supply; the rectifying circuit is connected with the driving circuit.

4. The adapter as claimed in claim 3, wherein the rectifying circuit includes a rectifying chip for connecting the power supply; the rectifying chip is connected with the driving circuit.

5. The adapter as claimed in any one of claims 1 to 4, further comprising an auxiliary power supply circuit for connecting a power supply source; the auxiliary power supply circuit is connected with the communication interface.

6. The adapter according to any one of claims 1 to 4, wherein the drive circuit includes a constant current IC chip; the constant current IC chip is connected with the communication identification circuit.

7. The adapter of claim 6, wherein the number of constant current IC chips is 2.

8. A lighting system comprising a lighting device, and an adapter according to any one of claims 1 to 7; the adapter is connected with the light-emitting device.

9. The lighting system, as set forth in claim 8, further comprising a communication module coupled to the adapter; the communication module is a WIFI module, a ZigBee module, an infrared module, a Bluetooth module or a cloud service module.

10. The lighting system, as set forth in claim 9, further comprising a power supply; the power supply is connected with the adapter.