Special-effect wall washing hybrid drive circuit for outdoor wall washing lamp

Abstract

The utility model provides a special-effect wall washing hybrid drive circuit for an outdoor wall washing lamp, and relates to the field of wall washing lamps. An external power supply module; the voltage stabilizing module is electrically connected with the external power supply module, the signal receiving module and the main control module respectively; the signal source module is electrically connected with the signal receiving module; the signal receiving module is electrically connected with the main control module; the main control module is electrically connected with the motor module, the constant current module and the wall washing lamp; the motor module is electrically connected with the external power supply module; and the constant current module is electrically connected with the external power supply module. The wall washing lamp has a special effect display function during working, and meanwhile, the difficulty of a debugging task is greatly reduced.

Description

TECHNICAL FIELD

[0001] The utility model relates to the field of wall washing lamp, especially to the field of outdoor wall washing lamp special effect wall washing mixed drive circuit. BACKGROUND

[0002] Wall washing lamp, as its name implies, is a kind of lamp that can wash the wall surface with light, mainly used for building decoration lighting and outlining the profile of large buildings. Due to its energy saving, high light efficiency, rich color, long service life and other characteristics, LED wall washing lamp gradually replaces the traditional wall washing lamp and becomes the mainstream choice in the market. Through the projection effect of wall washing lamp, the three-dimensional sense and historical charm of the building can be highlighted. At present, outdoor brightening wall washing lamp can wash the wall and realize different color changes and effect display through main control and post-debugging. However, with the change of market and the increasing demand for effect, when adding special effect to the wall, it is necessary to purchase special effect lamps to meet this demand, which not only has high cost but also needs to re-build the special effect lamp position and has great difficulty in debugging.

[0003] Therefore, how to add special effect drive to the original wall washing lamp circuit, so that it can display special effect while washing the wall, and reduce the types of signal end (upper computer) and the difficulty of debugging task in post-debugging, has become a technical problem to be solved. CONTENT OF THE UTILITY MODEL

[0004] To solve the above technical problems, the utility model provides a kind of outdoor wall washing lamp special effect wall washing mixed drive circuit, let wall washing lamp consider special effect display function when working, simultaneously greatly reduce the difficulty of debugging task.

[0005] The utility model is realized by the following technical schemes.

[0006] The utility model provides a kind of outdoor wall washing lamp special effect wall washing mixed drive circuit, including:

[0007] Wall washing lamp;

[0008] External power supply module;

[0009] Voltage stabilizing module is electrically connected with external power supply module, signal receiving module, main control module respectively;

[0010] Signal source module is electrically connected with signal receiving module;

[0011] Signal receiving module is electrically connected with main control module;

[0012] Main control module is electrically connected with motor module, constant current module, wall washing lamp respectively;

[0013] Motor module is electrically connected with external power supply module;

[0014] The constant current module is electrically connected with the external power supply module.

[0015] Further preferably, the voltage stabilizing module comprises:

[0016] The first voltage reduction reduces the external power supply to DC 5V to supply power to the signal receiving module;

[0017] The second voltage reduction reduces DC 5V to 3.3V to supply power to the main control module.

[0018] Further preferably, the first voltage stabilizing chip is selected from an XL1509 model chip;

[0019] The second voltage stabilizing chip is selected from an AMS117 model chip.

[0020] Further preferably, the main control module is a main control module, and the signal of the external signal source module is forwarded by the signal receiving module and received by the main control module for controlling the light effect.

[0021] Further preferably, the main control module main control chip U2 is selected from an STM32F103C8T6 model chip;

[0022] The U2 receives the signal forwarded by the signal receiving module;

[0023] The U2 forwards the PWM signal to the signal receiving port of each constant current module;

[0024] The U2 sends the PWM signal to the motor driving chip of the motor module.

[0025] Further preferably, the motor of the motor module carries a pattern sheet and a special effect sheet, and corresponding special effect effects are obtained through the rotation of the motor and the irradiation of the wall washing lamp LED light.

[0026] Further preferably, the motor module is composed of a motor chip, an M1 driving motor and its peripheral circuit, and the motor module receives the signal of the main control module to complete the rotation corresponding to the user's demand.

[0027] Further preferably, the constant current module comprises a first constant current module and a second constant current module;

[0028] The first constant current module is a load output module of the LED module light source of the wall washing lamp main body, and is used to realize the control effect of the light;

[0029] The second constant current module is a load output module of the special effect light source, and is used to set the maximum limit of the output power.

[0030] Further preferably, the first constant current module comprises: constant current chip U5 and its peripheral circuit, constant current chip U6 and its peripheral circuit, the pin of U5 and U6 receives PWM signal, and the output current is adjusted by the size of sampling resistance.

[0031] Further preferably, the second constant current module comprises: constant current chip U7 and its peripheral circuit, constant current chip U8 and its peripheral circuit, the PWM signal is received through the pin of U7 and U8 to realize the control effect of light; and the output current is adjusted by the size of sampling resistance.

[0032] The beneficial effects of the utility model lie in:

[0033] Use STM32F103C8T6 as main control chip, match washing wall lamp part constant current chip MBI6658, special effect light source part constant current chip VAS1263 as lamp load output module chip, and DRV8841 as motor module output chip. When external signal reaches STM32F103C8T6 main control chip by sending DMX512 signal, signal is handled into PWM signal and is sent to each load output module chip, reaches different effect change, and the motor can be loaded with different pattern pieces according to user demand, and special effect piece, and different special effect effects are irradiated. BRIEF DESCRIPTION OF DRAWINGS

[0034] Figure 1 It is the structural schematic diagram of the utility model;

[0035] Figure 2 It is the main control module circuit schematic diagram of the utility model;

[0036] Figure 3 It is the motor module circuit schematic diagram of the utility model;

[0037] Figure 4 It is the voltage stabilizing module circuit schematic diagram of the utility model;

[0038] Figure 5 It is the first constant current module circuit schematic diagram of the utility model;

[0039] Figure 6 It is the second constant current module circuit schematic diagram of the utility model;

[0040] Figure 7 It is the U9 part circuit schematic diagram of the utility model.

[0041] In the drawing: 100, external power supply module, 200, voltage stabilizing module, 300, motor module, 400, constant current module, 500, washing wall lamp, 600, main control module, 700, signal receiving module, 800, signal source module. DETAILED DESCRIPTION

[0042] The technical solutions in the embodiments of the present application will be clearly and completely described below with reference to the drawings in the embodiments of the present application. Obviously, the described embodiments are only part of the embodiments of the present application, rather than all the embodiments. Based on the embodiments in the present application, all other embodiments obtained by those of ordinary skill in the art without creative labor fall within the scope of the present application.

[0043] It should be noted that, if all the directional indications in the embodiments of the present application are only used to explain the relative positional relationship and movement between components in a certain posture, if the certain posture changes, the directional indications also change accordingly.

[0044] If the description of "first", "second" and the like in the present application is only for the purpose of description, and cannot be understood as indicating or implying the relative importance of the technical features, or implicitly indicating the number of the technical features. Therefore, the features with "first", "second" can explicitly or implicitly include at least one of the features. If the description of "A and / or B" is involved in the present application, it means that the scheme A or the scheme B is included, or the scheme A and the scheme B are included. In addition, the technical solutions of each embodiment can be combined with each other, but it must be based on the realization of the ordinary skill in the art, when the combination of the technical solutions appears contradictory or unachievable, it should be considered that the combination of the technical solutions does not exist, and is not within the protection scope required by the present application.

[0045] The utility model discloses an outdoor wall washing lamp special effect wall washing mixed drive circuit, including:

[0046] Wall washing lamp 500;

[0047] External power supply module 100 is set to DC 24 DC 36V specification;

[0048] The voltage stabilizing module 200 is electrically connected with the external power supply module 100, the signal receiving module 700 and the main control module 600 respectively. The voltage stabilizing module 200 supplies power for the main control module 600 and the signal receiving module 700. The voltage stabilizing module 200 supplies power for the signal receiving module 700 by reducing the voltage of the external power supply module 100 (DC 24-DC 36V) to DC 5V through a first-stage voltage reduction. The voltage stabilizing module 200 supplies power for the main control module 600 by reducing the voltage of DC 5V to 3.3V through a second-stage voltage reduction. As an example, a first-stage voltage stabilizing chip U3 is selected from an XL1509 model chip, and a second-stage voltage stabilizing chip U4 is selected from an AMS117 model chip. The voltage stabilizing module 200 comprises the U3, the U4 and a peripheral circuit. As a further example, C6 and C7 are input filter capacitors of the U3, L1 is a filter inductor, C8 and C9 are output filter capacitors of the U3, C8 and C9 are input filter capacitors of the U4, and C10, C11 and C12 are filter capacitors.

[0049] The signal source module 800 is electrically connected with the signal receiving module 700.

[0050] The signal receiving module 700 is electrically connected with the main control module 600.

[0051] The main control module 600 is electrically connected with the motor module 300, the constant current module 400 and the wall washing lamp 500 respectively. The main control module 600 is a main control module of the utility model, and the signal from the external signal source module 800 is forwarded by the signal receiving module 700 and then received by the main control module 600. As an example, a main control chip U2 of the main control module 600 is selected from an STM32F103C8T6 model chip, the signal forwarded by the signal receiving module 700 is received by the pin 21 and the pin 22 of the U2, the pin 27 and the pin 28 of the U2 forward the PWM signal to the signal receiving port of each constant current module 400, so as to control the light effect, and the PWM signal is sent to the motor driving chip of the motor module 300 through the pin 16, the pin 17, the pin 18 and the pin 19, so that the motor can set the corresponding rotating speed according to the user demand, various pattern pieces and special effect pieces are carried on the motor, corresponding special effect effects are obtained through the rotation of the motor and the irradiation of the LED light of the wall washing lamp 500. The main control module 600 comprises the U2, the U9 and a peripheral circuit thereof. As a further example, the main control module 600 uses the U2 and the U9 as communication chips, and as an example, the U9 is selected from an XL1509 model chip. More specifically, R1, R4 and R9 are pull-up resistors, R3, R5, R10 and R11 are current limiting resistors, R2 and R8 are pull-down resistors, C3, C13 and C14 are filter capacitors, D10 and D11 are voltage stabilizing diodes, Y1 is a crystal oscillator, and P1 is a program burning port.

[0052] The motor module 300 is electrically connected with the external power supply module 100. The motor module 300 is composed of a motor chip, an M1 driving motor and a peripheral circuit thereof. As an example, the motor module 300 chip U1 selects a DRV 8841 type motor chip. The motor module 300 U1 receives signals of the master control module 600 through pins 20, 21, 22, 23 and J, completes rotation corresponding to requirements of a user, and C1, C2, C4 and C5 are filter capacitors.

[0053] The constant current module 400 is electrically connected with the external power supply module 100. The constant current module 400 includes a first constant current module 400 and a second constant current module 400. The first constant current module 400 is a load output module of a main body LED module light source of the wall washing lamp 500 and is used for realizing a control effect of light. The second constant current module 400 is a load output module of a special effect light source and is used for setting a maximum limit of output power. As an example, the first constant current module 400 is mainly composed of U5 and U6 (MBI6656) constant current chips and peripheral circuits thereof. The module is a load output module of the main body LED module light source of the wall washing lamp 500. The maximum limit of output power is set by adjusting corresponding sampling resistors. The control effect of light is realized by receiving a PWM signal through pins 6 of U5 and U6. C15, C16, C17 and C18 are filter capacitors. D8 and D9 are freewheeling diodes. L4 and L5 are filter inductors. R15 and R16 are current limiting resistors. R13 and R14 are pull-down resistors. RS5, RS6, RS7 and RS8 are sampling resistors. The output current is adjusted by the size of the sampling resistors. The formula is I=0.1 / R (the maximum current is 2A). As an example, the second constant current module 400 is mainly composed of U7 and U8 (VAS1263) constant current chips and peripheral circuits thereof. The module is a load output module of a special effect light source. The maximum limit of output power is set by adjusting corresponding sampling resistors. The control effect of light is realized by receiving a PWM signal through pins 6 of U7 and U8. C19, C20, C21 and C22 are input capacitors. D2, D3, D4 and D5 are freewheeling diodes. L2 and L3 are filter inductors. LED25 and LED26 are LED light sources. R6 and R7 are pull-down resistors. RS1, RS2, RS3 and RS4 are sampling resistors. The output current is adjusted by the size of the sampling resistors. The formula is I=0.2 / R (the maximum current is 5A).

[0054] The above only describes optional embodiments of the utility model, and does not limit the patent range of the utility model, and any equivalent structural transformation made under the utility model concept of the utility model, or direct / indirect application in other related technical fields is included in the patent protection range of the utility model.

Claims

1. An outdoor wall washing lamp special effect wall washing hybrid driving circuit, characterized in that, It comprises: a wall washing lamp; an external power supply module; a voltage stabilizing module, which is electrically connected with the external power supply module, the signal receiving module, and the main control module respectively; a signal source module, which is electrically connected with the signal receiving module; a signal receiving module, which is electrically connected with the main control module; a main control module, which is electrically connected with the motor module, the constant current module, and the wall washing lamp respectively; a motor module, which is electrically connected with the external power supply module; a constant current module, which is electrically connected with the external power supply module.

2. The outdoor wall washing lamp special effect wall washing hybrid drive circuit according to claim 1, wherein the voltage stabilizing module comprises: a first step-down, which reduces the external power supply to DC 5V and then supplies power to the signal receiving module; a second step-down, which reduces the DC 5V to 3.3V and then supplies power to the main control module.

3. An outdoor wall washer special effect wall washer hybrid drive circuit as defined in claim 2 wherein, the voltage stabilizing module comprises a first voltage stabilizing chip and a second voltage stabilizing chip, the first voltage stabilizing chip is selected from XL1509 type chip; the second voltage stabilizing chip is selected from AMS117 type chip.

4. The outdoor wall washing lamp special effect wall washing hybrid drive circuit according to claim 1, wherein the main control module is a main control module, and the external signal source module signal is forwarded by the signal receiving module and received by the main control module for controlling the light effect.

5. The outdoor wall washing lamp special effect wall washing hybrid drive circuit according to claim 4, wherein the main control module main control chip U2 is selected from STM32F103C8T6 type chip; the U2 receives the signal forwarded by the signal receiving module; the U2 forwards the PWM signal to the signal receiving port of each constant current module; the U2 sends the PWM signal to the motor drive chip of the motor module.

6. The outdoor wall washing lamp special effect wall washing hybrid drive circuit according to claim 5, wherein the motor of the motor module carries a pattern sheet and a special effect sheet, and through the rotation of the motor and the irradiation of the wall washing lamp LED light, the corresponding special effect effect is obtained.

7. The outdoor wall washing lamp special effect wall washing hybrid drive circuit according to claim 1, wherein the motor module is composed of a motor chip, an M1 driving motor, and its peripheral circuit, and the motor module receives the main control module signal to complete the rotation corresponding to the user's demand.

8. The outdoor wall washing lamp special effect wall washing hybrid drive circuit according to any one of claims 1-7, wherein the constant current module comprises a first constant current module and a second constant current module; the first constant current module is a load output module of the main body LED module light source of the wall washing lamp, which is used to realize the control effect of the light; the second constant current module is a load output module of the special effect light source, which is used to set the maximum limit of the output power.

9. The outdoor wall washing lamp special effect wall washing hybrid drive circuit according to claim 8, wherein the first constant current module comprises a constant current chip U5 and its peripheral circuit, a constant current chip U6 and its peripheral circuit, the pins of the U5 and U6 receive the PWM signal, and the output current is adjusted by the size of the sampling resistor.

10. The outdoor wall washing lamp special effect wall washing hybrid drive circuit according to claim 9, wherein The second constant current module comprises a constant current chip U7 and its peripheral circuit, a constant current chip U8 and its peripheral circuit, a pin of the U7 and the U8 receives a PWM signal to realize a control effect of the light, and the output current is adjusted by the size of a sampling resistor.

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