Knob-adjusted two-way light control device

Abstract

This utility model applies to the field of lighting technology, providing a knob-adjustable two-way light control device, including a power supply box and a lamp body. The power supply box is hinged to the lamp body. The power supply box contains a main control PCB board and a controller. The main control PCB board contains a main control chip and a signal conversion circuit. The lamp body contains a first lens and a zoom lens. The horizontal adjustment knob, vertical adjustment knob, and brightness adjustment knob on the main control PCB board are respectively connected to the main control chip to send pulse signals. The main control chip analyzes the received pulse signals and converts them into a first digital signal, a second digital signal, and a third digital signal. The main control chip controls the zoom lens to change the output light pattern of the lamp body. The main control chip is connected to the signal conversion circuit and sends the third digital signal. The signal conversion circuit converts the received third digital signal into an analog signal and sends it to the controller to control the lamp body brightness. Therefore, this utility model achieves two-way light control, improves lighting quality, and is simple to operate.

Description

Technical Field

[0001] This utility model relates to the field of lighting technology, and in particular to a knob-adjustable two-way light control device. Background Technology

[0002] Most existing focusing lights on the market have fixed light pattern ratios, almost all of which are circular light with varying sizes, and a few have elliptical or other light patterns. They cannot adjust the length and width ratios, and cannot adjust and control the overflow light according to the artwork or other exhibits. Furthermore, the only new technology that can adjust the length and width (horizontal and vertical) ratios of the light pattern is wirelessly controlled and requires an app to operate, which is cumbersome and complicated.

[0003] In conclusion, the existing technology obviously has inconveniences and defects in practical use, so it is necessary to improve it. Utility Model Content

[0004] To address the aforementioned shortcomings, the purpose of this utility model is to provide a knob-adjustable two-way light control device that enables two-way light control, improves lighting quality, and is easy to operate.

[0005] To achieve the above objectives, this utility model provides a knob-adjustable two-way light control device, including a power supply box and a lamp body. The power supply box is hinged to the lamp body. The power supply box contains a main control PCB board and a controller. The main control PCB board contains a horizontal adjustment knob, a vertical adjustment knob, a brightness adjustment knob, a main control chip, and a signal conversion circuit. The lamp body contains a first lens and a zoom lens. The zoom lens is located on top of the first lens. The horizontal adjustment knob, the vertical adjustment knob, and the brightness adjustment knob are respectively connected to the main control chip and send pulse signals to the main control chip. The main control chip analyzes the received pulse signals and converts them into a first digital signal, a second digital signal, and a third digital signal, respectively. The main control chip is communicatively connected to the zoom lens and sends the first digital signal and the second digital signal to control the output light pattern of the lamp body. The main control chip is connected to the signal conversion circuit and sends the third digital signal. The signal conversion circuit converts the received third digital signal into an analog signal and sends it to the controller to control the brightness of the lamp body.

[0006] According to the two-way light control device with knob adjustment described in this utility model, the horizontal adjustment knob includes a first encoder, the vertical adjustment knob includes a second encoder, and the brightness adjustment knob includes a third encoder.

[0007] According to the knob-adjustable two-way light control device of this utility model, the main control PCB board is also provided with a voltage stabilizing circuit.

[0008] According to the knob-adjustable two-way light control device of this utility model, the power supply box is provided with a shell, and the shell is provided with a shell cover.

[0009] According to the two-way light control device with knob adjustment described in this utility model, the outer cover is provided with three through holes that match the horizontal adjustment knob, the vertical adjustment knob and the brightness adjustment knob, and the horizontal adjustment knob, the vertical adjustment knob and the brightness adjustment knob respectively extend out from the three through holes.

[0010] According to the two-way light control device with knob adjustment described in this utility model, the top of the horizontal adjustment knob is fitted with a first knob cap, the top of the vertical adjustment knob is fitted with a second knob cap, and the top of the brightness adjustment knob is fitted with a third knob cap.

[0011] The knob-adjustable two-way light control device according to this utility model also includes a lamp cover, which is located on the top of the lamp body.

[0012] According to the knob-adjustable two-way light control device of this utility model, the lamp cover is screwed or snapped onto the lamp body.

[0013] According to the knob-adjustable two-way light control device of this utility model, the zoom lens is a liquid crystal zoom lens.

[0014] According to the knob-adjustable two-way light control device of this utility model, the main control chip is a single-chip microcomputer.

[0015] This invention relates to a knob-adjustable two-way light control device, comprising a power supply box and a lamp body. The power supply box is hinged to the lamp body. The power supply box houses a main control PCB board and a controller. The main control PCB board includes a horizontal adjustment knob, a vertical adjustment knob, a brightness adjustment knob, a main control chip, and a signal conversion circuit. The lamp body contains a first lens and a zoom lens. The main control chip receives pulse signals from the first encoder of the horizontal adjustment knob and the second encoder of the vertical adjustment knob, and converts them into first and second digital signals recognizable by the zoom lens. The main control chip communicates with the zoom lens via the IIC (Inter-Integrated Circuit) serial communication protocol. The first and second digital signals control the zoom lens to achieve light pattern changes. The main control chip receives pulse signals from the third encoder of the brightness adjustment knob, converts them into a third digital signal, and transmits it to the signal conversion circuit. The signal conversion circuit converts the third digital signal into an analog signal and sends it to the controller to adjust the brightness of the lamp body. Therefore, this knob-adjustable two-way light control device achieves two-way light control, improves lighting quality, and is easy to operate. Attached Figure Description

[0016] Figure 1This is a schematic diagram of the structure of the knob-adjustable two-way light control device provided by this utility model;

[0017] Figure 2 This is an exploded structural diagram of the knob-adjustable two-way light control device provided by this utility model;

[0018] Figure 3 This is a schematic diagram illustrating the horizontal size variation of the output light pattern of the two-way light control device with knob adjustment provided by this utility model;

[0019] Figure 4 This is a schematic diagram illustrating the vertical size change of the output light pattern of the two-way light control device with knob adjustment provided by this utility model;

[0020] Figure 5 This is a schematic diagram illustrating the working principle of the knob-adjustable two-way light control device provided by this utility model. Detailed Implementation

[0021] To make the objectives, technical solutions, and advantages of this utility model clearer, the present utility model will be further described in 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 utility model and are not intended to limit the present utility model.

[0022] like Figures 1-2 As shown, this utility model provides a knob-adjustable two-way light control device 100, including a power supply box 1 and a lamp body 2. The power supply box 1 is hinged to the lamp body 2, and the lamp body 2 can rotate along the power supply box 1 to adjust the illumination angle of the lamp body 2. The power supply box 1 provides power and control signals to the lamp body 2. The power supply box 1 is equipped with a main control PCB (Printed Circuit Board) 11 and a controller 12. The main control PCB 11 is equipped with a horizontal adjustment knob 111, a vertical adjustment knob 112, a brightness adjustment knob 113, a main control chip, and a signal conversion circuit. The lamp body 2 is equipped with a first lens 21 and a zoom lens 22. The zoom lens 22 is located on top of the first lens 21. The horizontal adjustment knob 111, the vertical adjustment knob 112, and the brightness adjustment knob 113 respectively use a first encoder, a second encoder, and a third encoder capable of sending pulse signals. The first encoder... The second encoder is used to adjust the horizontal and vertical zoom of the zoom lens 22 on the lamp body 2, respectively. The horizontal adjustment knob 111, the vertical adjustment knob 112, and the brightness adjustment knob 113 are respectively connected to the main control chip and send pulse signals to the main control chip. The main control chip parses the received pulse signals and converts them into a first digital signal, a second digital signal, and a third digital signal, respectively. The main control chip is communicatively connected to the zoom lens 22 and sends the first digital signal and the second digital signal to control the output light pattern of the lamp body 2, such as... Figures 3-4As shown, specifically, after receiving the pulse signals sent by the first encoder and the second encoder, the main control chip converts the pulse signals into first and second digital signals that the zoom lens 22 can recognize, according to the program written on the main control chip. The main control chip communicates with the zoom lens 22 on the lamp body 2 through the IIC (Inter-Integrated Circuit) serial communication protocol, controlling the zoom lens 22 to make corresponding changes in the light pattern, such as changing the horizontal or vertical width of the light as needed, realizing the control of the light pattern in the horizontal and vertical directions, reducing light overflow, improving lighting quality, and making operation simple and convenient. Figure 3 This demonstrates the variation in the horizontal size of the output light pattern (40) across the 200 paintings on display. Figure 4 The diagram illustrates the variation of the vertical size 50 of the output light pattern in the exhibited painting 200. A third encoder is used to adjust the brightness of the light source. The main control chip is connected to the signal conversion circuit and sends the third digital signal. The signal conversion circuit converts the received third digital signal into an analog signal and sends it to the controller 12 to control the brightness of the lamp body 2. Specifically, after receiving the pulse signal from the third encoder, the main control chip converts the pulse signal into a third digital signal according to the program written on the main control chip and transmits it to the signal conversion circuit. The signal conversion circuit converts the third digital signal into an analog voltage signal of 0-10V and sends it to the controller 12 to control the brightness of the lamp body 2, thereby achieving the adjustment of the light source brightness, fine-tuning, and making the light pattern more suitable for the exhibits, such as those in museums and art galleries.

[0023] Preferably, the horizontal adjustment knob 111 includes a first encoder, the vertical adjustment knob 112 includes a second encoder, and the brightness adjustment knob 113 includes a third encoder. The first and second encoders are used to adjust the horizontal and vertical zoom of the zoom lens 22 on the lamp body 2, and the third encoder is used to adjust the brightness of the light source, realizing two-way light control. Specifically, after the main control chip receives the pulse signals sent by the first and second encoders, it converts the pulse signals into a first digital signal and a second digital signal that the zoom lens 22 can recognize according to the program written on the main control chip. The main control chip communicates with the zoom lens 22 on the lamp body 2 through the IIC serial communication protocol and controls the zoom lens 22 to make corresponding light pattern changes, such as changing the horizontal or vertical width of the light as needed. After the main control chip receives the pulse signal sent by the third encoder, it converts the pulse signal into a third digital signal according to the program written on the main control chip and transmits it to the signal conversion circuit. The signal conversion circuit converts the third digital signal into an analog voltage signal of 0-10V and sends it to the controller 12 to control the brightness of the lamp body 2.

[0024] Preferably, the main control PCB board 11 is further provided with a voltage regulator circuit, which is used to step down and rectify the externally input 220V AC mains power into low-voltage DC power to power the main control PCB board 11.

[0025] Preferably, the power supply box 1 is provided with a housing 13, and a housing cover 14 is provided on the housing 13. The housing cover 14 is snapped into the housing 13, making it easy to assemble and disassemble.

[0026] Preferably, the outer casing 14 is provided with three through holes 141, 142, and 143 that match the horizontal adjustment knob 111, the vertical adjustment knob 112, and the brightness adjustment knob 113. The horizontal adjustment knob 111, the vertical adjustment knob 112, and the brightness adjustment knob 113 extend out from the three through holes 141, 142, and 143, respectively. By adjusting the horizontal adjustment knob 111, the vertical adjustment knob 112, and the brightness adjustment knob 113 extending out of the through holes 141, 142, and 143, the horizontal zoom, vertical zoom, and brightness control of the lamp body 2 can be achieved.

[0027] Preferably, the top of the horizontal adjustment knob 111 is fitted with a first knob cap 15, the top of the vertical adjustment knob 112 is fitted with a second knob cap 16, and the top of the brightness adjustment knob 113 is fitted with a third knob cap 17. The first knob cap 15 facilitates the adjustment of the horizontal adjustment knob 111, the second knob cap 16 facilitates the adjustment of the vertical adjustment knob 112, and the third knob cap 17 facilitates the adjustment of the brightness adjustment knob 113.

[0028] Preferably, it also includes a lamp cover 3, which is disposed on the top of the lamp body 2. The lamp cover 3 and the lamp body 2 form a closed space to prevent dust, moisture and other external factors from damaging the interior of the lamp body 2, thereby extending the service life of the lamp body 2.

[0029] Preferably, the lamp cover 3 is screwed or snapped onto the lamp body 2, which facilitates the assembly and disassembly of the lamp cover 3.

[0030] Preferably, the zoom lens 22 is a liquid crystal zoom lens 22.

[0031] Preferably, the main control chip is a microcontroller. Specifically, after receiving pulse signals from the first encoder of the horizontal adjustment knob 111 and the second encoder of the vertical adjustment knob 112, the microcontroller converts the pulse signals into a first digital signal and a second digital signal that the zoom lens 22 can recognize according to the program written on the microcontroller. The microcontroller communicates with the zoom lens 22 on the lamp body 2 through the IIC serial communication protocol and controls the zoom lens 22 to make corresponding changes in light pattern, such as changing the horizontal or vertical width of the light as needed. After receiving pulse signals from the third encoder of the brightness adjustment knob 113, the microcontroller converts the pulse signals into a third digital signal according to the program written on the microcontroller and transmits it to the signal conversion circuit. The signal conversion circuit converts the third digital signal into an analog voltage signal of 0-10V and sends it to the controller 12 to control the brightness of the lamp body 2.

[0032] like Figure 5 As shown, the working principle of the knob-adjustable two-way light control device 100 provided in this embodiment is as follows:

[0033] The knob-adjustable two-way light control device 100 includes a power supply box 1 and a lamp body 2. The knob-adjustable two-way light control device 100 is powered by an external 220V AC mains power supply. The power supply box 1 houses a main control PCB board 11 and a controller 12. The main control PCB board 11 includes a microcontroller and a voltage regulator circuit. The power supply is stepped down and rectified into low-voltage DC power by the voltage regulator circuit to power the main control PCB board. The power supply also powers the controller 12. The first, second, and third encoders on the main control PCB board 11 send pulse signals to the microcontroller. After receiving the pulse signals from the first and second encoders, the microcontroller converts the pulse signals into liquid crystal zoom lens 22 according to the program written on the microcontroller. The microcontroller can recognize the first and second digital signals. It communicates with the liquid crystal zoom lens 22 on the lamp body 2 through the IIC serial communication protocol, and controls the zoom lens 22 to make corresponding light pattern changes. After receiving the pulse signal sent by the third encoder, the microcontroller converts the pulse signal into a third digital signal according to the program written on the microcontroller and transmits it to the signal conversion circuit. The signal conversion circuit converts the third digital signal into an analog voltage signal of 0-10V and sends it to the controller 12 to control the light source of the lamp body 2. The adjusted light source is output by the liquid crystal zoom lens 22. The liquid crystal zoom lens 22 integrates the adjusted horizontal zoom, vertical zoom and light source and outputs the light pattern to realize two-way light control.

[0034] In summary, this utility model provides a knob-adjustable two-way light control device, comprising a power supply box and a lamp body. The power supply box is hinged to the lamp body. The power supply box contains a main control PCB board and a controller. The main control PCB board includes a horizontal adjustment knob, a vertical adjustment knob, a brightness adjustment knob, a main control chip, and a signal conversion circuit. The lamp body contains a first lens and a zoom lens. The main control chip receives pulse signals from the first encoder of the horizontal adjustment knob and the second encoder of the vertical adjustment knob, and converts them into first and second digital signals recognizable by the zoom lens. The main control chip communicates with the zoom lens via the IIC (Inter-Integrated Circuit) serial communication protocol. The first and second digital signals control the zoom lens to achieve light pattern changes. The main control chip receives pulse signals from the third encoder of the brightness adjustment knob, converts them into a third digital signal, and transmits them to the signal conversion circuit. The signal conversion circuit converts the third digital signal into an analog signal and sends it to the controller to adjust the brightness of the lamp body. Therefore, this knob-adjustable two-way light control device achieves two-way light control, improves lighting quality, and is easy to operate.

[0035] Of course, there may be other embodiments of this utility model. Without departing from the spirit and essence of this utility model, those skilled in the art can make various corresponding changes and modifications based on this utility model, but these corresponding changes and modifications should all fall within the protection scope of the appended claims of this utility model.

Claims

1. A knob-adjustable two-way light control device, characterized in that, The device includes a power supply box and a lamp body. The power supply box is hinged to the lamp body. The power supply box contains a main control PCB board and a controller. The main control PCB board includes a horizontal adjustment knob, a vertical adjustment knob, a brightness adjustment knob, a main control chip, and a signal conversion circuit. The lamp body contains a first lens and a zoom lens. The zoom lens is located on top of the first lens. The horizontal adjustment knob, the vertical adjustment knob, and the brightness adjustment knob are respectively connected to the main control chip and send pulse signals to the main control chip. The main control chip analyzes the received pulse signals and converts them into a first digital signal, a second digital signal, and a third digital signal, respectively. The main control chip is communicatively connected to the zoom lens and sends the first digital signal and the second digital signal to control the output light pattern of the lamp body. The main control chip is connected to the signal conversion circuit and sends the third digital signal. The signal conversion circuit converts the received third digital signal into an analog signal and sends it to the controller to control the brightness of the lamp body.

2. The knob-adjustable two-way light control device according to claim 1, characterized in that, The horizontal adjustment knob includes a first encoder, the vertical adjustment knob includes a second encoder, and the brightness adjustment knob includes a third encoder.

3. The knob-adjustable two-way light control device according to claim 1, characterized in that, The main control PCB board is also equipped with a voltage regulator circuit.

4. The knob-adjustable two-way light control device according to claim 1, characterized in that, The power supply box has an outer shell, and the outer shell has an outer shell cover.

5. The knob-adjustable two-way light control device according to claim 4, characterized in that, The outer casing has three through holes that match the horizontal adjustment knob, the vertical adjustment knob, and the brightness adjustment knob, with the horizontal adjustment knob, the vertical adjustment knob, and the brightness adjustment knob each extending from one of the three through holes.

6. The knob-adjustable two-way light control device according to claim 1, characterized in that, The top of the horizontal adjustment knob is fitted with a first knob cap, the top of the vertical adjustment knob is fitted with a second knob cap, and the top of the brightness adjustment knob is fitted with a third knob cap.

7. The knob-adjustable two-way light control device according to claim 1, characterized in that, It also includes a lamp cover, which is located on the top of the lamp body.

8. The knob-adjustable two-way light control device according to claim 7, characterized in that, The lamp cover is screwed or snapped onto the lamp body.

9. The knob-adjustable two-way light control device according to claim 1, characterized in that, The zoom lens is a liquid crystal zoom lens.

10. The knob-adjustable two-way light control device according to any one of claims 1 to 9, characterized in that, The main control chip is a microcontroller.

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