Multi-scene light driving device and dimmable lamp

Abstract

The multi-scene light driving device comprises a power supply module, a control module, a five-channel driving module, a wireless communication module and a light source module, and the light source module comprises five light source circuits. The power supply module is respectively connected with the control module, the five-channel driving module, the wireless communication module and the light source module and is used for adaptively supplying power to the control module, the five-channel driving module, the wireless communication module and the light source module; the five-channel driving module is connected with the light source module and is used for outputting constant current to the multiple paths of light source circuits respectively; the wireless communication module is connected with the control module and is used for sending the received control signal to the control module; and the control module is connected with the five-channel driving module and is used for adjusting the constant current output by the five-channel driving module according to the control signal so as to respectively adjust the working states of the multi-path light source circuit. According to the utility model, five-channel dimming is realized, the dimming effect is good, and the power consumption is low.

Description

Technical Field

[0001] The utility model relates to the technical field of deep-sea lighting, and in particular to a multi-scene lighting driving device and a dimmable lamp. Background Art

[0002] Existing dimmable lamps are generally three-channel RGB dimming, which realizes different lighting modes by adjusting the working status of the three RGB light sources respectively, so as to meet the lighting needs of the corresponding application scenarios. However, with the continuous improvement of people's living standards, the lighting modes formed by simple three-channel RGB lamps will be limited, and their lighting atmosphere and lighting effects are relatively insufficient, and the power consumption is high, which cannot meet the actual use needs of users. Therefore, there is an urgent need for a multi-scene lighting driving device and a dimmable lamp with low power consumption and good dimming effect. Utility Model Content

[0003] The technical problem to be solved by the utility model is to provide a multi-scene lighting driving device and a dimmable lamp, which can realize five-channel dimming, have good dimming effect and low power consumption.

[0004] In order to solve the above technical problems, the utility model provides a multi-scene lighting driving device, including a power supply module, a control module, a five-channel driving module, a wireless communication module and a light source module, wherein the light source module includes five light source circuits; the power supply module is respectively connected to the control module, the five-channel driving module, the wireless communication module and the light source module, and is used to adapt power supply for the control module, the five-channel driving module, the wireless communication module and the light source module; the five-channel driving module is connected to the light source module, and is used to output constant current to multiple light source circuits respectively; the wireless communication module is connected to the control module, and is used to send a received control signal to the control module; the control module is connected to the five-channel driving module, and is used to adjust the constant current output by the five-channel driving module according to the control signal, so as to respectively adjust the working states of the multiple light source circuits.

[0005] As an improvement of the above solution, the five-channel driving module includes five constant current driving modules, and the constant current driving modules are connected to the light source circuits in a one-to-one correspondence.

[0006] As an improvement of the above scheme, the constant current drive module includes a constant current drive chip, a first resistor, a second resistor, a first inductor, a first capacitor, a second capacitor, a third capacitor, a first diode, a second diode and a sampling module, and the constant current drive chip includes a signal control pin, a power supply pin, an output pin, a sampling pin, a power supply pin and a ground pin; the signal control pin is connected to the signal output end of the control module through the first resistor, the power supply pin is connected to the cathode end of the first diode through the second resistor, the positive end of the first diode is connected to the first power supply voltage and the positive end of the light source circuit and is grounded through the first capacitor; the output pin is connected to the cathode end of the light source circuit through the first inductor, the output pin is connected to the cathode end of the second diode, the cathode end of the second diode is connected to the first power supply voltage, the cathode end of the light source circuit is connected to the first power supply voltage through the second capacitor, the power supply pin is grounded through the third capacitor, the sampling pin is grounded through the sampling module, and the ground pin is grounded.

[0007] As an improvement of the above scheme, the power module includes a power step-down chip, a third resistor, a fourth resistor, a fifth resistor, a fourth capacitor, a fifth capacitor, a first electrolytic capacitor, a third diode and a second inductor; the power step-down chip includes a BST pin, a GND pin, a FB pin, an EN pin, a VIN pin and a SW pin; the VIN pin is connected to the first power supply voltage and is connected to the EN pin through the third resistor, the SW pin is connected to the negative end of the third diode, the positive end of the third diode is grounded, the SW pin is grounded through the second inductor and the first electrolytic capacitor, the connecting end between the second inductor and the first electrolytic capacitor outputs the second power supply voltage, the SW pin is also connected to the BST pin through the fourth capacitor, and the fifth capacitor is connected in parallel with the first electrolytic capacitor; the FB pin is connected to the connecting end between the second inductor and the first electrolytic capacitor through the fourth resistor, the FB pin is also grounded through the fifth resistor, and the GND pin is grounded.

[0008] As an improvement of the above solution, the wireless communication module includes a WiFi communication module and a remote control communication module.

[0009] As an improvement of the above scheme, the remote control communication module includes a wireless receiving chip, a sixth resistor, a seventh resistor, an eighth resistor, a sixth capacitor, an antenna module and an indication module, and the wireless receiving chip includes a GND pin, a VCC pin, a data pin, an indication pin, a PD pin, a RST pin and an ANT pin; the GND pin is grounded and connected to the second power supply voltage and the VCC pin respectively through the sixth capacitor, the data pin is connected to the data communication end of the control module through the resistor module, the indication pin is connected to the indication module and grounded through the sixth resistor, the PD pin is grounded through the seventh resistor, the RST pin is connected to the second power supply voltage through the eighth resistor, and the ANT pin is connected to the antenna module.

[0010] As an improvement of the above solution, the resistance values ​​of the sampling modules in each light source circuit are different from each other, and the sampling modules include at least two sampling resistors.

[0011] As an improvement of the above solution, the indication module includes an indicator light and a ninth resistor, and the indication pin is connected to the second power supply voltage through the indicator light and the ninth resistor in sequence.

[0012] As an improvement of the above solution, the multi-scene lighting driving device also includes a button control module, and the button control module is connected to the control module.

[0013] The utility model also provides a dimmable lamp, comprising a lamp body, wherein the lamp body is provided with the above-mentioned multi-scene light driving device.

[0014] The implementation of this utility model has the following beneficial effects:

[0015] The utility model can realize five-channel dimming. The working states of five light source circuits are adjusted respectively through the five-channel driving modules to form a variety of lighting modes of five-channel dimming. It has a wide range of applications, good dimming effect and low power consumption, and meets the actual usage needs of users. BRIEF DESCRIPTION OF THE DRAWINGS

[0016] Figure 1 It is a structural schematic diagram of the first embodiment of the multi-scene lighting driving device of the utility model;

[0017] Figure 2 It is a structural schematic diagram of a five-channel drive module of the utility model;

[0018] Figure 3 It is a structural schematic diagram of the wireless communication module of the utility model;

[0019] Figure 4 It is a circuit diagram of the power module of the utility model;

[0020] Figure 5 It is a circuit diagram of the control module of the utility model;

[0021] Figure 6 This is a circuit diagram of the constant current drive module of the utility model;

[0022] Figure 7 It is a circuit diagram of the remote controller communication module of the utility model;

[0023] Figure 8 It is a structural schematic diagram of the second embodiment of the multi-scene lighting driving device of the utility model. DETAILED DESCRIPTION

[0024] In order to make the purpose, technical solution and advantages of the utility model clearer, the utility model will be further described in detail with reference to the accompanying drawings. It is hereby stated that the directional words such as up, down, left, right, front, back, inside, outside, etc. that appear or will appear in the text of the utility model are only based on the accompanying drawings of the utility model, and are not specific limitations of the utility model.

[0025] like Figure 1 As shown, Figure 1 The schematic diagram of the structure of the first embodiment of the multi-scene lighting driving device of the utility model is shown, and the device includes a power module 1, a control module 2, a five-channel driving module 3, a wireless communication module 4 and a light source module 5, and the light source module 5 includes five light source circuits, wherein each light source circuit includes a plurality of LED lamps. Preferably, the five-way light source circuit includes but is not limited to an RGBCW five-way light source circuit, and can also be adjusted according to actual needs.

[0026] The power module 1 is connected to the control module 2, the five-channel driving module 3, the wireless communication module 4 and the light source module 5 respectively, and is used to receive the input first power supply voltage and convert it into a second power supply voltage, and adapt the control module 2, the five-channel driving module 3, the wireless communication module 4 and the light source module 5 to supply power through the first power supply voltage and the second power supply voltage. The five-channel driving module 3 is connected to the light source module 5, and is used to output constant current to the multiple light source circuits respectively, so as to adjust the working state of the corresponding light source circuits respectively. The wireless communication module 4 is connected to the control module 2, and is used to send the received control signal to the control module 2, so as to realize dimming control in a wireless manner, so as to meet the user's convenient control needs.

[0027] The control module 2 is connected to the five-channel driving module 3, and is used to adjust the constant current output by the five-channel driving module 3 according to the control signal, so as to adjust the working state of the multiple light source circuits according to the distribution mode of different dimming ratios, realize different lighting modes and lighting effects, adapt to the lighting needs of different application scenarios, and are much better than the existing three-channel dimming lighting modes and effects, with a wider range of applications, and can effectively meet the actual use needs of users. Secondly, the utility model realizes lower power consumption for the same light brightness and can achieve higher brightness with the same power consumption, so it has the characteristics of high brightness, good light transmittance and low power consumption, further meeting the actual needs of users.

[0028] Preferably, if Figure 2 As shown, the five-channel driving module 3 includes five constant current driving modules 31, and the constant current driving modules 31 are connected to the light source circuits one by one to control the corresponding light source circuits to perform dimming work, thereby creating a rich and diverse lighting atmosphere and meeting the dimming requirements of different dimming modes.

[0029] Preferably, if Figure 3 As shown, the wireless communication module 4 includes a WiFi communication module 41 and a remote control communication module 42. The user can connect to the WiFi communication module 41 through a mobile terminal to realize the wireless dimming control function of the Internet of Things; the user can also connect to the remote control communication module 42 through a remote control terminal to realize the wireless dimming control function. The user can use any of the above methods to realize the dimming control work according to the actual situation, so as to improve the diversity of the dimming control method and meet the user's convenient use needs.

[0030] The following is a detailed description of the present invention in conjunction with a specific circuit diagram:

[0031] like Figures 4 to 7 As shown, Figures 4 to 7 The circuit structure diagram of the multi-scene lighting driving device of the utility model is shown, and the circuit structures of the power module 1, the control module 2, the wireless communication module 4 and the constant current driving module 31 are described below respectively:

[0032] 1. Power module 1

[0033] like Figure 4 As shown, the power module 1 includes a power buck chip U2, a third resistor R3, a fourth resistor R1, a fifth resistor R2, a fourth capacitor C2, a fifth capacitor CC1, a first electrolytic capacitor CE2, a third diode 1DD and a second inductor L1; the power buck chip U2 includes a BST pin, a GND pin, a FB pin, an EN pin, a VI N pin and a SW pin;

[0034] The VIN pin is connected to the first power supply voltage VCC and is connected to the EN pin through the third resistor R3, the SW pin is connected through the negative terminal of the third diode 1DD, the positive terminal of the third diode 1DD is grounded, the SW pin is grounded through the second inductor L1 and the first electrolytic capacitor CE2, the connecting end between the second inductor L1 and the first electrolytic capacitor CE2 outputs the second power supply voltage 3.3V, the SW pin is also connected to the BST pin through the fourth capacitor C2, the fifth capacitor CC1 is connected in parallel with the first electrolytic capacitor CE2; the FB pin is connected to the connecting end between the second inductor L1 and the first electrolytic capacitor CE2 through the fourth resistor R1, the FB pin is also grounded through the fifth resistor R2, and the GND pin is grounded.

[0035] It should be noted that the first power supply voltage VCC is input into the power supply buck chip U2, and the first power supply voltage VCC is bucked by the power supply buck chip U2 to be converted into a second power supply voltage and adapted to supply power to the control module 2 and the remote control communication module 42. The first power supply voltage VCC is also input into the constant current drive module 31 to adapt the power supply to the constant current drive module 31 to ensure that the entire circuit is powered on.

[0036] The input first power supply voltage VCC is DC24-48V, and the specific value can be selected according to actual needs.

[0037] Preferably, the model of the power step-down chip U2 is TD1466TR, but it is not limited to this and can be selected according to actual needs.

[0038] 2. Control module 2

[0039] like Figure 5 As shown, Figure 5 The specific circuit structure diagram of the control module 2 is shown, which will not be described one by one here. Among them, the control module 2 pre-stores a variety of lighting control modes to switch to achieve different lighting modes, so as to adapt to different application scenarios. Preferably, the control module 2 includes an MCU chip U6, and the specific model of the MCU chip U6 is preferably APM32F030C8T6.

[0040] 3. Constant current drive module 31

[0041] like Figure 6As shown, the constant current driving module 31 includes a constant current driving chip U1, a first resistor RI N2, a second resistor RI N1, a first inductor L1, a first capacitor CC2, a second capacitor C1, a third capacitor C1 N1, a first diode 1DD1, a second diode DD1 and a sampling module 311, and the constant current driving chip U1 includes a signal control pin DIM, a power supply pin VIN, an output pin DRAI N, a sampling pin CS, a power supply pin VDD and a ground pin GND;

[0042] The signal control pin DIM is connected to the signal output end (PWM1, PWM2, PWM3, PWM4 or PWM5) of the control module 2 through the first resistor RI N2, the power supply pin VI N is connected to the cathode end of the first diode 1DD1 through the second resistor RI N1, the anode end of the first diode 1DD1 is connected to the first power supply voltage VCC and the anode end of the light source circuit and is grounded through the first capacitor CC2; the output pin DRA IN is connected to the cathode end of the light source circuit through the first inductor L1, the output pin DRA IN is connected to the anode end of the second diode DD1, the cathode end of the second diode DD1 is connected to the first power supply voltage VCC, the cathode end of the light source circuit is connected to the first power supply voltage VCC through the second capacitor C1, the power pin VDD is grounded through the third capacitor C1 N1, the sampling pin CS is grounded through the sampling module 311, and the ground pin GND is grounded.

[0043] It should be noted that the dimming effect of the constant current driver chip U1 dimming light source module 5 can be controlled by adjusting the PWM signal output by the control module 2. By outputting a high level and a PWM signal with an output frequency of more than 4K, high-brightness dimming signal control can be achieved, thereby achieving 65536-level brightness dimming, effectively improving the dimming accuracy and dimming effect, and no flicker, thereby meeting different dimming requirements.

[0044] Among them, the resistance value of the sampling module 311 in each light source circuit is different from each other, and the sampling module 311 includes at least two sampling resistors. By setting the sampling modules 311 with different resistance values, the constant current drive chip U1 of each channel can be adjusted to output different constant current signals to achieve different dimming effects. The five-channel differentiated current design can effectively ensure the high dimming accuracy and no flicker of each light source circuit; by finely adjusting the output current separately, the dimming effect of each light source circuit can be controlled to create different lighting atmospheres, thereby meeting the different lighting effect requirements of users.

[0045] Preferably, the specific model of the constant current driving chip U1 is preferably HD6616, but is not limited thereto.

[0046] 3. Remote control communication module 42

[0047] like Figure 7 As shown, the remote control communication module 42 includes a wireless receiving chip U3, a sixth resistor RK1, a seventh resistor RD4, an eighth resistor RD5, a sixth capacitor C3, an antenna module and an indication module 421, and the wireless receiving chip U3 includes a GND pin, a VCC pin, a data pin, an indication pin KEY, a PD pin, a RST pin and an ANT pin;

[0048] The GND pin is grounded and connected to the second power supply voltage and the VCC pin respectively through the sixth capacitor C3, the data pins (D0, D1, D2 and D3) are correspondingly connected to the data communication terminals (D0, D1, D2 and D3) of the control module 2 through the resistor modules (RD0, RD1, RD2 and RD3), the indication pin KEY is connected to the indication module 421 and grounded through the sixth resistor RK1, the PD pin is grounded through the seventh resistor RD4, the RST pin is connected to the second power supply voltage through the eighth resistor RD5, and the ANT pin is connected to the antenna module.

[0049] It should be noted that the antenna module of the wireless receiving chip U3 receives the control signal sent by the external remote control in real time and sends it to the control module 2. The control module 2 controls each constant current drive module 31 to perform dimming according to the control signal to switch different lighting modes to meet the user's different application scenario requirements.

[0050] Preferably, the specific model of the wireless receiving chip U3 is preferably ASL43, but is not limited thereto.

[0051] The indication module 421 includes an indicator LED and a ninth resistor RK2, and the indication pin KEY is connected to the second power supply voltage through the indicator LED and the ninth resistor RK2 in sequence. The indicator LED plays a control indication role so that the user can intuitively know that the device has received the control signal.

[0052] like Figure 8 As shown, Figure 8 The schematic diagram of the structure of the second embodiment of the multi-scene lighting driving device of the utility model is shown. Figure 1The difference from the first embodiment shown is that the multi-scene lighting driving device further includes an external key control module 6, and the key control module 6 is connected to the control module 2. The user can manually press the key part in the key control module 6, so that the control module 2 controls the five-channel driving module 3 to adjust the working state of the light source module 5 according to the received relevant control signal, thereby realizing different lighting modes, adapting to different application scenarios, and meeting the actual use needs of users.

[0053] The utility model also provides a dimmable lamp, including a lamp body, wherein the lamp body is provided with the above-mentioned multi-scene light driving device. Since the above-mentioned multi-scene light driving device has the above-mentioned technical effects, the dimmable lamp including the above-mentioned multi-scene light driving device should also have the above-mentioned technical effects, which will not be described in detail here.

[0054] The above disclosure is only a preferred embodiment of the present invention, and certainly cannot be used to limit the scope of rights of the present invention. Therefore, equivalent changes made according to the claims of the present invention are still within the scope covered by the present invention.

Claims

1. A multi-scene lighting driving device, characterized in that: It includes a power module, a control module, a five-channel driving module, a wireless communication module and a light source module, wherein the light source module includes a five-way light source circuit; The power supply module is respectively connected to the control module, the five-channel driving module, the wireless communication module and the light source module, and is used to adapt and supply power to the control module, the five-channel driving module, the wireless communication module and the light source module; The five-channel driving module is connected to the light source module and is used to output constant current to multiple light source circuits respectively; The wireless communication module is connected to the control module and is used to send the received control signal to the control module; The control module is connected to the five-channel driving module and is used to adjust the constant current output by the five-channel driving module according to the control signal, so as to respectively adjust the working states of the multiple light source circuits.

2. The multi-scene lighting driving device according to claim 1, characterized in that: The five-channel driving module includes five constant current driving modules, and the constant current driving modules are connected to the light source circuits in a one-to-one correspondence.

3. The multi-scene lighting driving device according to claim 2, characterized in that: The constant current driving module includes a constant current driving chip, a first resistor, a second resistor, a first inductor, a first capacitor, a second capacitor, a third capacitor, a first diode, a second diode and a sampling module, and the constant current driving chip includes a signal control pin, a power supply pin, an output pin, a sampling pin, a power supply pin and a ground pin; The signal control pin is connected to the signal output end of the control module through the first resistor, the power supply pin is connected to the cathode end of the first diode through the second resistor, the anode end of the first diode is connected to the first power supply voltage and the anode end of the light source circuit and is grounded through the first capacitor; The output pin is connected to the negative terminal of the light source circuit through the first inductor, the output pin is connected to the positive terminal of the second diode, the negative terminal of the second diode is connected to the first power supply voltage, the negative terminal of the light source circuit is connected to the first power supply voltage through the second capacitor, the power pin is grounded through the third capacitor, the sampling pin is grounded through the sampling module, and the ground pin is grounded.

4. The multi-scene lighting driving device according to claim 1, characterized in that: The power module includes a power buck chip, a third resistor, a fourth resistor, a fifth resistor, a fourth capacitor, a fifth capacitor, a first electrolytic capacitor, a third diode and a second inductor; the power buck chip includes a BST pin, a GND pin, a FB pin, an EN pin, a VIN pin and a SW pin; The VIN pin is connected to the first power supply voltage and is connected to the EN pin through the third resistor, the SW pin is connected to the negative terminal of the third diode, the positive terminal of the third diode is grounded, the SW pin is grounded through the second inductor and the first electrolytic capacitor, the connecting end between the second inductor and the first electrolytic capacitor outputs the second power supply voltage, the SW pin is also connected to the BST pin through the fourth capacitor, and the fifth capacitor is connected in parallel with the first electrolytic capacitor; The FB pin is connected to a connection end between the second inductor and the first electrolytic capacitor through the fourth resistor, the FB pin is also grounded through the fifth resistor, and the GND pin is grounded.

5. The multi-scene lighting driving device according to claim 1, characterized in that: The wireless communication module includes a WiFi communication module and a remote control communication module.

6. The multi-scene lighting driving device according to claim 5, characterized in that: The remote control communication module includes a wireless receiving chip, a sixth resistor, a seventh resistor, an eighth resistor, a sixth capacitor, an antenna module and an indication module, and the wireless receiving chip includes a GND pin, a VCC pin, a data pin, an indication pin, a PD pin, a RST pin and an ANT pin; The GND pin is grounded and connected to the second power supply voltage and the VCC pin respectively through the sixth capacitor, the data pin is connected to the data communication end of the control module through the resistance module, the indication pin is connected to the indication module and grounded through the sixth resistor, the PD pin is grounded through the seventh resistor, the RST pin is connected to the second power supply voltage through the eighth resistor, and the ANT pin is connected to the antenna module.

7. The multi-scene lighting driving device according to claim 3, characterized in that: The resistance values ​​of the sampling modules in each light source circuit are different from each other, and the sampling modules include at least two sampling resistors.

8. The multi-scene lighting driving device according to claim 6, characterized in that: The indication module includes an indicator light and a ninth resistor, and the indication pin is connected to the second power supply voltage through the indicator light and the ninth resistor in sequence.

9. The multi-scene lighting driving device according to any one of claims 1 to 8, characterized in that: The multi-scene lighting driving device also includes a button control module, and the button control module is connected to the control module.

10. A dimmable lamp, characterized in that: It comprises a lamp body, in which the multi-scene lighting driving device as claimed in any one of claims 1 to 9 is arranged.

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