Multi-angle projection LED lamp without mechanical motion

Abstract

The utility model relates to the technical field of lighting lamps, and particularly discloses a mechanical-motion-free multi-angle projection LED lamp which comprises a lamp body, and a PCB is arranged on the lamp body. The PCB comprises a first MCU microprocessor circuit, a second MCU microprocessor circuit, an MOS drive circuit, a synchronous clock source circuit, a communication circuit, a step-down circuit and a plurality of angle LED group circuits, and the second MCU microprocessor circuit, the MOS drive circuit, the synchronous clock source circuit, the communication circuit, the step-down circuit and the angle LED group circuits are all electrically connected with the first MCU microprocessor circuit. And the MOS driving circuit is electrically connected with the angle LED group circuit. According to the utility model, the first MCU microprocessor circuit, the MOS driving circuit and the angle LED group circuit are arranged to cooperatively control the lighting track and the brightness value of the LEDs, a specific number of LEDs can be operated within a certain time axis, multi-angle irradiation is realized, the LEDs do not need to be driven by a motor to move, and the LED lamp is pollution-free, noise-free, convenient and simple to install and does not occupy more space.

Description

Technical Field

[0001] The utility model relates to the technical field of lighting lamps, and in particular to a multi-angle projection LED lamp without mechanical movement. Background Art

[0002] Traditional multi-angle LED lamps with mechanical movement require motors to operate to achieve multi-angle illumination, so the finished LED lamps are bulky, noisy when working, and have disadvantages such as complex structure, easy wear of the transmission device, short life, and high cost. Utility Model Content

[0003] The technical problem to be solved by the present invention is that, in view of the above-mentioned defects of the prior art, a multi-angle projection LED lamp without mechanical movement is provided. By setting a first MCU microprocessor circuit, a MOS drive circuit and an angle LED group circuit to cooperate in controlling the lighting trajectory and brightness value of the LED, a specific number of LEDs are operated within a certain time axis to achieve multi-angle illumination. There is no need to use a motor to drive the LED movement, and it is truly pollution-free, noise-free, easy and simple to install, and does not take up more space.

[0004] In order to solve the above technical problems, the technical solution of the utility model is:

[0005] A multi-angle projection LED lamp without mechanical movement includes a lamp body, on which a PCB circuit board is arranged, and the PCB circuit board includes a first MCU microprocessor circuit, a second MCU microprocessor circuit, a MOS drive circuit, a synchronous clock source circuit, a communication circuit, a step-down circuit and a plurality of angle LED group circuits, the second MCU microprocessor circuit, the MOS drive circuit, the synchronous clock source circuit, the communication circuit, the step-down circuit and the angle LED group circuit are all electrically connected to the first MCU microprocessor circuit, and the MOS drive circuit is electrically connected to the angle LED group circuit.

[0006] Preferably, the first MCU microprocessor circuit includes a single-chip microcomputer chip U1, a port P2, a resistor R2 and a resistor R5, and the port P2, the resistor R2 and the resistor R5 are all connected to the single-chip microcomputer chip U1.

[0007] Preferably, the second MCU microprocessor circuit includes a single-chip microcomputer chip U4, a port P1, a resistor R7 and a resistor R8, and the single-chip microcomputer chip U1, the port P1, the resistor R7 and the resistor R8 are all connected to the single-chip microcomputer chip U4.

[0008] Preferably, the MOS driving circuit includes a driving chip U2, a driving chip U3, a driving chip U5, a driving chip U9, a transistor Q33 and a transistor Q34, the transistor Q33 and the transistor Q34 are both connected to the driving chip U9, and the driving chip U2, the driving chip U3, the driving chip U5 and the driving chip U9 are all connected to the single-chip computer chip U1.

[0009] Preferably, the synchronous clock source circuit includes an active crystal oscillator OSC1 and a capacitor C26, and the single-chip microcomputer chip U1 and the capacitor C26 are both connected to the active crystal oscillator OSC1.

[0010] Preferably, the communication circuit includes a 485 communication chip U6, a resistor R3, a resistor R4, a voltage regulator D103, a resistor R6, a communication port D+ and a communication port D-, and the single-chip microcomputer chip U1, the resistor R3, the resistor R4, the voltage regulator D103, the resistor R6, the communication port D+ and the communication port D- are all connected to the 485 communication chip U6.

[0011] Preferably, the step-down circuit includes a power management chip U7, an inductor L3, a diode D105, a capacitor C15, a capacitor C16 and a capacitor C17, and the single-chip microcomputer chip U1, the inductor L3, the diode D105, the capacitor C15, the capacitor C16 and the capacitor C17 are all connected to the power management chip U7.

[0012] Preferably, the angle LED group circuit includes transistor Q6, transistor Q7, transistor Q8, transistor Q16, light emitting diode D1, light emitting diode D2, light emitting diode D3, light emitting diode D4, light emitting diode D5, light emitting diode D6, light emitting diode D7, light emitting diode D8, light emitting diode D9, light emitting diode D10, light emitting diode D11, light emitting diode D12, light emitting diode D13, light emitting diode D14, light emitting diode D15, light emitting diode D16 and light emitting diode D17, wherein the transistor Q6, transistor Q 7. The transistor Q8 is connected to the single-chip computer chip U1, and the light-emitting diode D1, light-emitting diode D2, light-emitting diode D3, light-emitting diode D4, light-emitting diode D5, light-emitting diode D6, light-emitting diode D7, light-emitting diode D8, light-emitting diode D9, light-emitting diode D10, light-emitting diode D11, light-emitting diode D12, light-emitting diode D13, light-emitting diode D14, light-emitting diode D15, light-emitting diode D16 and light-emitting diode D17 are respectively connected to the transistor Q6, transistor Q7, transistor Q8 and transistor Q16.

[0013] By adopting the above technical scheme, the utility model provides a mechanical motion-free multi-angle projection LED lamp, which has the following beneficial effects: a PCB circuit board is arranged on the lamp body in the mechanical motion-free multi-angle projection LED lamp, and the PCB circuit board includes a first MCU microprocessor circuit, a second MCU microprocessor circuit, a MOS drive circuit, a synchronous clock source circuit, a communication circuit, a step-down circuit and a plurality of angle LED group circuits; the second MCU microprocessor circuit, the MOS drive circuit, the synchronous clock source circuit, the communication circuit, the step-down circuit and the angle LED group circuit are all electrically connected to the first MCU microprocessor circuit, and the MOS drive circuit is electrically connected to the angle LED group circuit. The first MCU microprocessor circuit, MOS drive circuit and angle LED group circuit are arranged to cooperate to control the lighting trajectory and brightness value of the LED. Within a certain time axis, a specific number of LEDs are operated to achieve multi-angle illumination. By setting up a communication circuit to target different application scenarios and customer needs, the purpose of multi-level adjustment and brightness control can be achieved. There is no need to use a motor to drive the LED movement. The original use of a motor to drive the LED movement is converted to using a MUC microprocessor to transfer the spatial relative motion into the temporal relative motion. Therefore, the bulky motion mechanical devices (motors, gears, lubricants, etc.) can be eliminated, and it is truly pollution-free, noise-free, easy and simple to install, does not take up more space, has a longer service life and a lower cost. BRIEF DESCRIPTION OF THE DRAWINGS

[0014] Figure 1 It is a schematic diagram of the structure of the utility model;

[0015] Figure 2 It is the circuit principle diagram of the utility model;

[0016] In the figure, 1-lamp body, 2-PCB circuit board, 3-LED group circuit. DETAILED DESCRIPTION

[0017] The specific implementation methods of the present invention are further described below in conjunction with the accompanying drawings. It should be noted that the description of these implementation methods is used to help understand the present invention, but does not constitute a limitation of the present invention. In addition, the technical features involved in each implementation method of the present invention described below can be combined with each other as long as they do not conflict with each other.

[0018] In the description of the present invention, it should be understood that the terms "center", "longitudinal", "lateral", "length", "width", "thickness", "up", "down", "front", "back", "left", "right", "vertical", "horizontal", "top", "bottom", "inside", "outside", "clockwise", "counterclockwise", "axial", "radial", "circumferential" and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the accompanying drawings, and are only for the convenience of describing the present invention and simplifying the description, and do not indicate or imply that the referred device or element must have a specific orientation, be constructed and operated in a specific orientation, and therefore should not be understood as a limitation on the present invention.

[0019] In addition, the terms "first" and "second" are used for descriptive purposes only and should not be understood as indicating or implying relative importance or implicitly indicating the number of the indicated technical features. Therefore, the features defined as "first" and "second" may explicitly or implicitly include at least one of the features. In the description of the present utility model, the meaning of "plurality" is at least two, such as two, three, etc., unless otherwise clearly and specifically defined.

[0020] like Figure 1-2 As shown, the multi-angle projection LED lamp without mechanical motion includes a lamp body 1, on which a PCB circuit board 2 is arranged, and the PCB circuit board 2 includes a first MCU microprocessor circuit, a second MCU microprocessor circuit, a MOS drive circuit, a synchronous clock source circuit, a communication circuit, a step-down circuit and a plurality of angle LED group circuits 3, the second MCU microprocessor circuit, the MOS drive circuit, the synchronous clock source circuit, the communication circuit, the step-down circuit and the angle LED group circuit are all electrically connected to the first MCU microprocessor circuit, and the MOS drive circuit is electrically connected to the angle LED group circuit. It can be understood that the first MCU microprocessor circuit, the second MCU microprocessor circuit, the MOS drive circuit, the synchronous clock source circuit, the communication circuit, the step-down circuit and the angle LED group circuit 3 can all be integrated on a PCB circuit board 2. In actual application, multiple LEDs are connected in series as a group. Each group is designed through a reasonable and effective layout (honeycomb type) and a mixture of LEDs with different K values ​​to present a colorful and eye-catching effect. Moreover, the product has a built-in MCU microprocessor to control the LED operation trajectory and brightness value. At the same time, an external communication controller can achieve the purpose of multi-level adjustment and brightness control for different application scenarios and customer needs.

[0021] Specifically, the first MCU microprocessor circuit includes a single-chip microcomputer chip U1, a port P2, a resistor R2 and a resistor R5, and the port P2, the resistor R2 and the resistor R5 are all connected to the single-chip microcomputer chip U1; the second MCU microprocessor circuit includes a single-chip microcomputer chip U4, a port P1, a resistor R7 and a resistor R8, and the single-chip microcomputer chip U1, the port P1, the resistor R7 and the resistor R8 are all connected to the single-chip microcomputer chip U4; the MOS drive circuit includes a drive chip U2, a drive chip U3, a drive chip U5, a drive chip U9, a transistor Q33 and a transistor Q34, and the transistor Q33 and the transistor Q34 are all connected to the drive chip U9, and the drive chip U2, the drive chip U3, the drive chip U5 and the drive chip U9 are all connected to the single-chip microcomputer chip U1. It can be understood that the single-chip microcomputer chip U1 and the single-chip microcomputer chip U4 both use the STM32G030F6P6 chip, and the driver chip U2, driver chip U3, driver chip U5 and driver chip U9 all use the SCT552240 chip. By using the MCU microprocessor, the LEDs can be lit up and run in sequence according to the set order and various parameter values, and different K value LEDs can be mixed according to the speed of the instructions. Within a certain time axis, a specific number of LEDs can be run, thereby achieving multi-angle illumination, allowing the illuminated objects to reflect richer and brighter colors.

[0022] Specifically, the synchronous clock source circuit includes an active crystal oscillator OSC1 and a capacitor C26, and the single-chip microcomputer chip U1 and the capacitor C26 are connected to the active crystal oscillator OSC1; the communication circuit includes a 485 communication chip U6, a resistor R3, a resistor R4, a voltage regulator D103, a resistor R6, a communication port D+ and a communication port D-, and the single-chip microcomputer chip U1, the resistor R3, the resistor R4, the voltage regulator D103, the resistor R6, the communication port D+ and the communication port D- are connected to the 485 communication chip U6. It can be understood that the 485 communication chip U6 adopts the TDH541S485H chip, and through an external communication controller, it can achieve the purpose of multi-level adjustment and brightness control for different application scenarios and customer needs.

[0023] Specifically, the step-down circuit includes a power management chip U7, an inductor L3, a diode D105, a capacitor C15, a capacitor C16 and a capacitor C17. The single-chip computer chip U1, the inductor L3, the diode D105, the capacitor C15, the capacitor C16 and the capacitor C17 are all connected to the power management chip U7; the angle LED group circuit includes a transistor Q6, a transistor Q7, a transistor Q8, a transistor Q16, a light-emitting diode D1, a light-emitting diode D2, a light-emitting diode D3, a light-emitting diode D4, a light-emitting diode D5, a light-emitting diode D6, a light-emitting diode D7, a light-emitting diode D8, a light-emitting diode D9, a light-emitting diode D10, a light-emitting diode D11, a light-emitting diode D12, a light-emitting diode D13, light emitting diode D14, light emitting diode D15, light emitting diode D16 and light emitting diode D17, the transistor Q6, transistor Q7 and transistor Q8 are all connected to the single chip microcomputer chip U1, the light emitting diode D1, light emitting diode D2, light emitting diode D3, light emitting diode D4, light emitting diode D5, light emitting diode D6, light emitting diode D7, light emitting diode D8, light emitting diode D9, light emitting diode D10, light emitting diode D11, light emitting diode D12, light emitting diode D13, light emitting diode D14, light emitting diode D15, light emitting diode D16 and light emitting diode D17 are respectively connected to the transistor Q6, transistor Q7, transistor Q8 and transistor Q16. It can be understood that the power management chip U7 adopts the LM117-ADJ chip. The original method of using a motor to drive the LED movement is converted to using a MUC microprocessor to transfer the relative motion in space into relative motion in time. Therefore, the bulky motion mechanical devices (motors, gears, lubricants, etc.) can be eliminated, truly achieving pollution-free, noise-free, easy and simple installation, and does not take up more space.

[0024] It can be understood that the utility model has a reasonable design and a unique structure. In addition to the above-mentioned mechanical-free operation, the LED can also be designed into a honeycomb layout, allowing the LED to rationally utilize the spatial hexagons to form multi-angle projection lights, and use an adjustable program to optimize the lighting effect, time difference and operation trajectory, so that the object can reflect the light to the maximum.

[0025] The embodiments of the present invention are described in detail above with reference to the accompanying drawings, but the present invention is not limited to the described embodiments. For those skilled in the art, various changes, modifications, substitutions and variations of these embodiments are made without departing from the principles and spirit of the present invention, and still fall within the scope of protection of the present invention.

Claims

1. A multi-angle projection LED lamp without mechanical movement, comprising a lamp body, on which a PCB circuit board is arranged, characterized in that: The PCB circuit board includes a first MCU microprocessor circuit, a second MCU microprocessor circuit, a MOS drive circuit, a synchronous clock source circuit, a communication circuit, a step-down circuit and several angle LED group circuits. The second MCU microprocessor circuit, MOS drive circuit, synchronous clock source circuit, communication circuit, step-down circuit and angle LED group circuit are all electrically connected to the first MCU microprocessor circuit, and the MOS drive circuit is electrically connected to the angle LED group circuit.

2. The multi-angle projection LED lamp without mechanical motion according to claim 1, characterized in that: The first MCU microprocessor circuit includes a single-chip microcomputer chip U1, a port P2, a resistor R2 and a resistor R5, and the port P2, the resistor R2 and the resistor R5 are all connected to the single-chip microcomputer chip U1.

3. The multi-angle projection LED lamp without mechanical motion according to claim 2, characterized in that: The second MCU microprocessor circuit includes a single-chip microcomputer chip U4, a port P1, a resistor R7 and a resistor R8. The single-chip microcomputer chip U1, the port P1, the resistor R7 and the resistor R8 are all connected to the single-chip microcomputer chip U4.

4. The multi-angle projection LED lamp without mechanical motion according to claim 2, characterized in that: The MOS driving circuit includes a driving chip U2, a driving chip U3, a driving chip U5, a driving chip U9, a transistor Q33 and a transistor Q34. The transistor Q33 and the transistor Q34 are connected to the driving chip U9. The driving chip U2, the driving chip U3, the driving chip U5 and the driving chip U9 are connected to the single-chip computer chip U1.

5. The multi-angle projection LED lamp without mechanical motion according to claim 2, characterized in that: The synchronous clock source circuit includes an active crystal oscillator OSC1 and a capacitor C26. The single-chip microcomputer chip U1 and the capacitor C26 are both connected to the active crystal oscillator OSC1.

6. The multi-angle projection LED lamp without mechanical motion according to claim 2, characterized in that: The communication circuit includes a 485 communication chip U6, a resistor R3, a resistor R4, a voltage regulator D103, a resistor R6, a communication port D+ and a communication port D-, and the single-chip microcomputer chip U1, the resistor R3, the resistor R4, the voltage regulator D103, the resistor R6, the communication port D+ and the communication port D- are all connected to the 485 communication chip U6.

7. The multi-angle projection LED lamp without mechanical motion according to claim 2, characterized in that: The step-down circuit includes a power management chip U7, an inductor L3, a diode D105, a capacitor C15, a capacitor C16 and a capacitor C17. The single-chip microcomputer chip U1, the inductor L3, the diode D105, the capacitor C15, the capacitor C16 and the capacitor C17 are all connected to the power management chip U7.

8. The multi-angle projection LED lamp without mechanical motion according to claim 2, characterized in that: The angle LED group circuit includes transistor Q6, transistor Q7, transistor Q8, transistor Q16, light emitting diode D1, light emitting diode D2, light emitting diode D3, light emitting diode D4, light emitting diode D5, light emitting diode D6, light emitting diode D7, light emitting diode D8, light emitting diode D9, light emitting diode D10, light emitting diode D11, light emitting diode D12, light emitting diode D13, light emitting diode D14, light emitting diode D15, light emitting diode D16 and light emitting diode D17. The transistor Q8 is connected to the single-chip computer chip U1, and the light-emitting diode D1, light-emitting diode D2, light-emitting diode D3, light-emitting diode D4, light-emitting diode D5, light-emitting diode D6, light-emitting diode D7, light-emitting diode D8, light-emitting diode D9, light-emitting diode D10, light-emitting diode D11, light-emitting diode D12, light-emitting diode D13, light-emitting diode D14, light-emitting diode D15, light-emitting diode D16 and light-emitting diode D17 are respectively connected to the transistor Q6, transistor Q7, transistor Q8 and transistor Q16.

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