Chip direct-drive LED lighting device based on remote communication

Abstract

The utility model relates to the technical field of remote lighting driving, and discloses a remote communication-based chip direct-drive LED lighting device, which comprises an LED lamp, a chip direct-drive circuit, a chip direct-drive circuit and a chip direct-drive circuit, the remote chip is used for realizing remote communication and control of the LED lamp; the driving chip is in signal connection with the remote chip, and is matched with the peripheral circuit to realize constant-current and constant-voltage functions so as to drive the LED lamp; according to the utility model, by integrating the wireless communication module, remote wireless control is realized, the wiring requirement is greatly simplified, and the flexibility of the system and the convenience of user operation are improved. According to the utility model, the chip direct drive technology is adopted, and the voltage and the power of the LED lamp are controlled, so that the energy utilization efficiency is improved, and the service life of the LED lamp is prolonged.

Description

TECHNICAL FIELD

[0001] The utility model relates to remote lighting drive technical field, concretely relates to a chip direct drive LED lighting device based on remote communication. BACKGROUND

[0002] Traditional LED lighting devices mostly rely on wired connection mode, not only installation is complex, and flexibility is limited. For high-altitude installation's LED street lamp and other lighting equipment, traditional maintenance mode needs artificial climbing or uses special equipment to maintain, not only cost is high and has the security hidden danger, difficultly flexibly changes the brightness of LED, cannot satisfy the diversified demand of intelligent city to lighting system.

[0003] In order to overcome these limitations, the industry begins to explore intelligent lighting solution based on remote communication. CONTENT OF UTILITY MODEL

[0004] To solve the above technical problem, the utility model provides a chip direct drive LED lighting device based on remote communication.

[0005] To solve the above technical problem, the utility model adopts following technical scheme:

[0006] A chip direct drive LED lighting device based on remote communication, comprising:

[0007] LED lamp;

[0008] Remote chip for realizing remote communication and the control of LED lamp;

[0009] Drive chip and peripheral circuit, drive chip is connected with remote chip signal, and cooperates peripheral circuit to realize the function of constant current and constant voltage, drives LED lamp;

[0010] The peripheral circuit includes inductance L1, L2, resistance R1, R2, R3, R4, diode D1, D2, D3, D4, D5, capacitor C1, C2, C3, MOS tube M1 and transformer T1;

[0011] One end of inductor L1 is grounded, and the other end is connected with the anode of diode D1; the cathode of diode D1 is connected with one end of resistor R1; the other end of resistor R1 is connected with one end of resistor R2, one end of capacitor C1 and the main power supply pin of the driving chip; the other end of resistor R2 is grounded; the other end of capacitor C1 is grounded; the anode of diode D2 is connected with a high-voltage line, and the other end is connected with the starting power supply pin of the driving chip; the driving pin of the driving chip is connected with the anode of diode D3 and one end of resistor R3; the cathode of diode D3 and the other end of resistor R3 are connected with the gate of MOS tube M1; one end of resistor R4 is connected with the source of MOS tube M1, and the other end is connected with one end of capacitor C2 and one end of inductor L2; the other end of resistor R4 is grounded; the other end of inductor L2 is connected with the anode of diode D4, the anode of diode D5, one end of capacitor C3 and one end of transformer T1; the other end of capacitor C2, the cathode of diode D4, the cathode of diode D5, the other end of capacitor C3 and the other end of transformer T1 are connected with a high-voltage line; the LED lamp is connected with the transformer T1 in parallel.

[0012] Compared with the prior art, the beneficial technical effects of the utility model are:

[0013] The utility model discloses an integrated wireless communication module, realizes remote wireless control, greatly simplifies the wiring demand, improves the flexibility of system and the convenience of user operation.

[0014] The utility model adopts chip direct drive technology, improves energy utilization efficiency through the control LED lamp's voltage and power, prolongs the service life of LED.

[0015] The utility model increases the surge protection function in the peripheral circuit, improves the stability and reliability of the lighting system. ACCURACY OF DRAWINGS

[0016] Figure 1 It is the circuit structure schematic drawing of the utility model. DETAILED DESCRIPTION

[0017] The utility model discloses a kind of preferred embodiment of the utility model is described in detail in connection with the attached drawing.

[0018] The utility model discloses a kind of chip direct drive LED lighting device based on remote communication, including

[0019] LED lamp;

[0020] Remote chip, for realizing remote communication and the control of LED lamp;

[0021] Driving chip and peripheral circuit, driving chip is connected with remote chip signal, and cooperate peripheral circuit to realize the function of constant current and constant voltage, drive LED lamp,;

[0022] The peripheral circuit comprises inductors L1 and L2, resistors R1, R2, R3 and R4, diodes D1, D2, D3, D4 and D5, capacitors C1, C2 and C3, a MOS transistor M1 and a transformer T1;

[0023] One end of the inductor L1 is grounded, and the other end is connected with the anode of the diode D1; the cathode of the diode D1 is connected with one end of the resistor R1; the other end of the resistor R1 is connected with one end of the resistor R2, one end of the capacitor C1 and the main power supply pin of the driving chip; the other end of the resistor R2 is grounded; the other end of the capacitor C1 is grounded; the anode of the diode D2 is connected with a high-voltage line, and the other end is connected with the starting power supply pin of the driving chip; the driving pin of the driving chip is connected with the anode of the diode D3 and one end of the resistor R3; the cathode of the diode D3 and the other end of the resistor R3 are connected with the gate of the MOS transistor M1; one end of the resistor R4 is connected with the source of the MOS transistor M1, and the drain is connected with one end of the capacitor C2 and one end of the inductor L2; the other end of the resistor R4 is grounded; the other end of the inductor L2 is connected with the anode of the diode D4, the anode of the diode D5, one end of the capacitor C3 and one end of the transformer T1; the other end of the capacitor C2, the cathode of the diode D4, the cathode of the diode D5, the other end of the capacitor C3 and the other end of the transformer T1 are connected with the high-voltage line; and the LED lamp is connected in parallel with the transformer T1.

[0024] The driving chip and the remote chip in the utility model are all market chips, wherein the driving chip adopts KP1649; and the remote chip adopts 307R.

[0025] The peripheral circuit realizes suppression on a surge circuit through a pressure-sensitive resistor and a common-mode filter, and the filtered voltage is rectified by a rectifier bridge to achieve conversion from alternating current to direct current, thereby providing a direct current source for the chip.

[0026] In the preferred embodiment, the remote chip integrates a physical network communication function, each remote chip has a unique ID number, and the remote chip automatically connects to a remote background through the Internet of Things when working, so that the background can detect the position information of the LED lamp and the working state of the chip, thereby judging the working state, position and other information of the lamp.

[0027] The power of the remote chip depends on the specific application scenario and chip design.

[0028] In a preferred embodiment, the remote chip can adopt a low-power long-range wireless transceiver chip of ChirpIoT modulation and demodulation technology, support half-duplex wireless communication, the working frequency band is 370~590MHz and 740~1180MHz, has a sensitivity of-129dBm and a maximum output power of 22dBm, provides industry-leading link budget, and is very suitable for long-distance transmission and highly reliable applications.

[0029] In a preferred embodiment, the remote chip can adopt a system-on-chip (SoC) whose transmitter has a maximum transmission power of 10dBm, the receiver has a sensitivity of-99dBm at a low-power Bluetooth 1Mbps rate, and the link radio frequency budget is 109dB@1Mbps, realizing the design of a high-performance multi-mode radio frequency transceiver while ensuring low-power performance.

[0030] The chip direct-drive LED lighting device based on remote communication has the advantages of high light emitting efficiency, energy saving and environmental protection, and good dimming and color adjusting performance.

[0031] In addition, the chip direct-drive LED lighting device based on remote communication not only expands the application range of LED lighting technology, but also realizes direct driving of the LED lamp through the integrated microcomputer chip set, thereby improving energy utilization efficiency and service life.

[0032] For those skilled in the art, it is obvious that the present application is not limited to the details of the above exemplary embodiments, and can be realized in other specific forms without departing from the spirit or essential characteristics of the present application. Therefore, from any point of view, the embodiments should be regarded as exemplary and non-limiting, the scope of the present application is defined by the appended claims rather than the above description, therefore all changes falling within the meaning and scope of the equivalent elements of the claims are intended to be included in the present application, and any reference signs in the claims should not be regarded as limiting the claims.

[0033] In addition, it should be understood that although the present application is described in the form of embodiments, not every embodiment contains only one independent technical solution, and the description of the specification is only for the sake of clarity, those skilled in the art should consider the specification as a whole, and the technical solutions in each embodiment can be appropriately combined to form other embodiments that those skilled in the art can understand.

Claims

1. A chip direct LED lighting device based on remote communication, characterized in that, The utility model relates to a kind of LED lamp and its driving circuit, including: LED lamp; Remote chip, for realizing remote communication and the control of LED lamp; Driving chip and peripheral circuit, driving chip is connected with remote chip signal, and cooperate peripheral circuit to realize the function of constant current and constant voltage, drive LED lamp; The peripheral circuit includes inductance L1, L2, resistance R1, R2, R3, R4, diode D1, D2, D3, D4, D5, capacitor C1, C2, C3, MOS tube M1 and transformer T1; One end of inductance L1 is grounded, and the other end is connected with the anode of diode D1;The cathode of diode D1 is connected with the one end of resistance R1;The other end of resistance R1 is connected with the one end of resistance R2, the one end of capacitor C1 and the main power supply pin of driving chip;The other end of resistance R2 is grounded;The other end of capacitor C1 is grounded;The anode of diode D2 is connected with high voltage line, and the other end is connected with the starting power supply pin of driving chip;The driving pin of driving chip is connected with the anode of diode D3, the one end of resistance R3;The cathode of diode D3, the other end of resistance R3 is connected with the gate of MOS tube M1;The one end of resistance R4 is connected with the source of MOS tube M1, and the drain is connected with the one end of capacitor C2, the one end of inductance L2;The other end of resistance R4 is grounded;The other end of inductance L2 is connected with the anode of diode D4, the anode of D5, the one end of capacitor C3, the one end of transformer T1;The other end of capacitor C2, the cathode of diode D4, the cathode of diode D5, the other end of capacitor C3, the other end of transformer T1 is connected with high voltage line; LED lamp is connected with transformer T1 in parallel.

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