Anti-dazzle down lamp with adjustable irradiation angle

By introducing a dual-axis motor and servo motor into the downlight, combined with the structure of multiple connecting rods, the problem of fixed illumination angle of the downlight is solved, and flexible adjustment of the illumination angle is realized, automatic heat dissipation and self-generating functions are improved, and convenient use is improved Sex and efficiency.

CN119289327APending Publication Date: 2025-01-10ANHUI LIANGLIANG ELECTRONIC TECH CO LTD
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Patent Information

Application Number
CN202411605677.8
Authority / Receiving Office
CN · China
Patent Type
Applications(China)
Current Assignee / Owner
Filing Date
2024-11-12
Publication Date
2025-01-10

AI Technical Summary

Technical Problem

The existing downlights have a fixed structure, and the illumination angle cannot be adjusted, resulting in inconvenience in use.

Method used

A structure including a dual-axis motor, a servo motor and multiple connecting rods is designed. By controlling the movement of the motor and the rod, the illumination angle adjustment of the LED lamp is realized, and the fan blade is driven to rotate through a single-sided tooth synchronization belt to automatically dissipate heat and Self-generating function.

Benefits of technology

It realizes flexible adjustment of the illumination angle of the LED lamp, ensures the automatic heat dissipation and self-power generation functions of the light source, and improves the convenience and efficiency of use.

✦ Generated by Eureka AI based on patent content.

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Abstract

The anti-dazzle down lamp comprises a mounting frame, a double-shaft motor is fixedly connected to the lower right end of the back face of the mounting frame, a first connecting rod is fixedly connected to an output shaft at the front end of the double-shaft motor, and a second connecting rod is movably connected to the tail end of the first connecting rod; the tail end of the second connecting rod is movably connected with a third connecting rod, and the tail end of the third connecting rod is fixedly connected with a fourth connecting rod. A double-shaft motor is controlled to rotate, a first connecting rod can be driven to rotate, a fourth connecting rod can swing left and right under cooperation of a second connecting rod and a third connecting rod, a servo motor is controlled to rotate, a second barrel can be driven to rotate horizontally, and a first electric telescopic rod is controlled to stretch out and draw back; and under the cooperation of a sixth connecting rod and a seventh connecting rod, the second barrel can swing front and back, and therefore the purpose of adjusting the irradiation angle of the LED lamp can be achieved.
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Description

Technical Field

[0001] The invention relates to the technical field of lamps, in particular to an anti-glare downlight with adjustable irradiation angle. Background Art

[0002] Lamps are a general term for lighting tools, which are divided into chandeliers, table lamps, wall lamps, floor lamps, etc. They refer to appliances that can transmit light, distribute and change the light distribution of light sources. In addition to the light source, they include all the parts required to fix and protect the light source, as well as the line accessories necessary for connecting to the power supply. However, the existing downlights are all fixed structures, which brings inconvenience to people's use. For this reason, we propose anti-glare downlights with adjustable illumination angles. Summary of the invention

[0003] The object of the present invention is to provide an anti-glare downlight with adjustable illumination angle to solve the problems raised in the above background technology.

[0004] To achieve the above-mentioned purpose, the present invention provides the following technical solutions: an anti-glare downlight with adjustable illumination angle, comprising a mounting frame, a dual-axis motor fixedly connected to the lower right end of the back side of the mounting frame, and an output shaft at the front end of the dual-axis motor fixedly connected to a first connecting rod, an end of the first connecting rod movably connected to a second connecting rod, and an end of the second connecting rod movably connected to a third connecting rod, an end of the third connecting rod fixedly connected to a fourth connecting rod, and an upper end of the fourth connecting rod movably connected to the upper left end of the front side of the mounting frame, a connecting plate fixedly connected to the bottom of the front side of the fourth connecting rod, and a servo motor fixedly connected to the top of the connecting plate, a fifth connecting rod fixedly connected to the output shaft of the servo motor, and an upper end of the right side of the fifth connecting rod movably connected to a first electric telescopic rod, a telescopic end of the first electric telescopic rod movably connected to a sixth connecting rod, and the bottom of the sixth connecting rod fixedly connected to a second cylinder, a seventh connecting rod fixedly connected to the upper end of the back side of the second cylinder, and an end of the seventh connecting rod movably connected to the lower end of the right side of the fifth connecting rod.

[0005] Preferably, the mounting frame is an "L"-shaped structure, and a mounting hole is provided at the top of the inner surface of the mounting frame.

[0006] Preferably, a battery box is fixedly connected to the bottom of the mounting frame, a charging socket is provided on the right side of the battery box, and a storage battery is fixedly connected to the bottom of the inner cavity of the battery box.

[0007] Preferably, the upper left end of the back side of the mounting frame is fixedly connected to a first cylinder, the middle end of the inner surface of the first cylinder is movably connected to a fan blade, and the rear end of the fan blade is transmission-connected to the output shaft at the rear end of the dual-axis motor through a single-sided toothed synchronous belt.

[0008] Preferably, a partition is fixedly connected to the middle end of the inner cavity of the first cylinder, a rotor is fixedly connected to the front end of the fan blade, and a stator is fixedly connected to the inner cavity of the first cylinder and at a corresponding position of the rotor.

[0009] Preferably, the upper end of the right side of the first cylinder is connected to an air inlet pipe, a one-way valve is provided on the inner surface of the air inlet pipe, and the lower end of the left side of the first cylinder is connected to the upper end of the back side of the second cylinder through an air outlet pipe.

[0010] Preferably, an LED lamp is fixedly connected to the top of the inner cavity of the second cylinder, a frame is fixedly connected to the left side of the second cylinder, and a second electric telescopic rod is fixedly connected to the top of the inner cavity of the frame.

[0011] Preferably, the telescopic end of the second electric telescopic rod is fixedly connected to an eighth connecting rod, the right side of the eighth connecting rod is fixedly connected to a light-transmitting mirror, and a reserved groove is provided at the connection between the second cylinder and the eighth connecting rod.

[0012] Preferably, the connection between the dual-axis motor and the mounting frame and the connection between the servo motor and the connecting plate are both provided with fluorocarbon rubber shock-absorbing pads, and the light-transmitting mirror is a convex lens.

[0013] Compared with the prior art, the present invention has the following beneficial effects: 1. The present invention controls the rotation of the dual-axis motor to drive the first connecting rod to rotate, and can make the fourth connecting rod swing left and right with the cooperation of the second connecting rod and the third connecting rod. The servo motor is controlled to rotate to drive the second cylinder to rotate horizontally, and the first electric telescopic rod is controlled to be extended and retracted. With the cooperation of the sixth connecting rod and the seventh connecting rod, the second cylinder can swing back and forth, thereby achieving the purpose of adjusting the illumination angle of the LED lamp.

[0014] 2. When the dual-axis motor of the present invention rotates, the fan blades are driven to rotate through the single-sided toothed synchronous belt, so that the outside air can be sucked into the first cylinder from the air inlet pipe and enter the second cylinder from the air outlet pipe, so that the LED lamp can be automatically heat-dissipated. When the fan blades rotate, the rotor is driven to rotate, and with the cooperation of the stator, electric energy can be generated and stored in the battery, so as to achieve the purpose of self-generation, control the extension and retraction of the second electric telescopic rod, and drive the light-transmitting mirror to move up and down through the eighth connecting rod, so as to achieve the purpose of dimming. BRIEF DESCRIPTION OF THE DRAWINGS

[0015] Figure 1 It is a schematic diagram of the three-dimensional structure of the present invention in the first viewing angle state; Figure 2 It is a schematic diagram of the three-dimensional structure of the present invention in a second viewing angle state; Figure 3 It is a schematic diagram of the three-dimensional structure of the present invention in the third viewing angle state; Figure 4It is a schematic diagram of the cross-sectional structure of the second cylinder of the present invention; Figure 5 It is a schematic diagram of the cross-sectional structure of the first cylinder of the present invention.

[0016] In the figure: a first connecting rod 1, a second connecting rod 2, a servo motor 3, a sixth connecting rod 4, a second cylinder 5, a frame 6, a fifth connecting rod 7, a connecting plate 8, a fourth connecting rod 9, a mounting frame 10, a third connecting rod 11, a first electric telescopic rod 12, a seventh connecting rod 13, a charging jack 14, an air inlet pipe 15, a mounting hole 16, a first cylinder 17, an air outlet pipe 18, a battery box 19, a dual-axis motor 20, an eighth connecting rod 21, a second electric telescopic rod 22, a reserved slot 23, a light-transmitting mirror 24, an LED lamp 25, a fan blade 26, a battery 27, a stator 28, a rotor 29, and a partition 30. DETAILED DESCRIPTION

[0017] The following will be combined with the drawings in the embodiments of the present invention to clearly and completely describe the technical solutions in the embodiments of the present invention. Obviously, the described embodiments are only part of the embodiments of the present invention, not all of the embodiments. Based on the embodiments of the present invention, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the present invention. Embodiment 1

[0018] See also Figure 1-Figure 3 , provides the following technical solution, specifically disclosed: it includes a mounting frame 10, the lower right end of the back side of the mounting frame 10 is fixedly connected with a dual-axis motor 20, which can drive the first connecting rod 1 to rotate, and with the cooperation of the second connecting rod 2 and the third connecting rod 11, the fourth connecting rod 9 can swing left and right, and the output shaft at the front end of the dual-axis motor 20 is fixedly connected with the first connecting rod 1, the end of the first connecting rod 1 is movably connected with the second connecting rod 2, and the end of the second connecting rod 2 is movably connected with the third connecting rod 11, the end of the third connecting rod 11 is fixedly connected with the fourth connecting rod 9, and the upper end of the fourth connecting rod 9 is movably connected to the upper left end of the front side of the mounting frame 10, the bottom of the front side of the fourth connecting rod 9 is fixedly connected with a connecting plate 8, and the top of the connecting plate 8 It is fixedly connected with a servo motor 3, which can drive the second cylinder 5 to rotate horizontally and control the extension and retraction of the first electric telescopic rod 12. With the cooperation of the sixth connecting rod 4 and the seventh connecting rod 13, the second cylinder 5 can be swung back and forth, thereby achieving the purpose of adjusting the illumination angle of the LED lamp 25. The output shaft of the servo motor 3 is fixedly connected with the fifth connecting rod 7, and the upper end of the right side of the fifth connecting rod 7 is movably connected with the first electric telescopic rod 12, the telescopic end of the first electric telescopic rod 12 is movably connected with the sixth connecting rod 4, and the bottom of the sixth connecting rod 4 is fixedly connected with the second cylinder 5, the upper end of the back side of the second cylinder 5 is fixedly connected with the seventh connecting rod 13, and the end of the seventh connecting rod 13 is movably connected to the lower end of the right side of the fifth connecting rod 7. Embodiment 2

[0019] See also Figure 3-Figure 5 , provides the following technical solutions, specifically disclosed: the mounting frame 10 is an "L"-shaped structure, and the top of the inner surface of the mounting frame 10 is provided with a mounting hole 16, the bottom of the mounting frame 10 is fixedly connected to a battery box 19, the right side of the battery box 19 is provided with a charging jack 14, and the bottom of the inner cavity of the battery box 19 is fixedly connected to a battery 27, the upper left end of the back of the mounting frame 10 is fixedly connected to a first cylinder 17, the middle end of the inner surface of the first cylinder 17 is movably connected to a fan blade 26, and the rear end of the fan blade 26 is connected to the double-axis motor through a single-sided toothed synchronous belt. The output shaft at the rear end of the first cylinder 17 is connected to the output shaft of the first cylinder 17, the middle end of the inner cavity of the first cylinder 17 is fixedly connected to the partition 30, the front end of the fan blade 26 is fixedly connected to the rotor 29, and the inner cavity of the first cylinder 17 and the corresponding position of the rotor 29 are fixedly connected to the stator 28. When the fan blade 26 rotates, the rotor 29 is driven to rotate, and with the cooperation of the stator 28, electrical energy can be generated and stored in the battery 27, so as to achieve the purpose of self-generation. The upper end of the right side of the first cylinder 17 is connected to the air intake pipe 15, and the inner surface of the air intake pipe 15 is provided with a one-way The first cylinder 17 has a valve, and the lower end of the left side of the first cylinder 17 is connected to the upper end of the back side of the second cylinder 5 through the air outlet pipe 18. When the dual-axis motor 20 rotates, the fan blade 26 is driven to rotate through the single-sided toothed synchronous belt, so that the outside air can be sucked into the first cylinder 17 from the air inlet pipe 15, and enter the second cylinder 5 from the air outlet pipe 18, so that the LED lamp 25 can be automatically cooled. The top of the inner cavity of the second cylinder 5 is fixedly connected with the LED lamp 25, and the left side of the second cylinder 5 is fixedly connected with the frame 6, and the top of the inner cavity of the frame 6 is fixedly connected. A second electric telescopic rod 22 is fixedly connected, and the light-transmitting mirror 24 can be driven to move up and down through the eighth connecting rod 21, so as to achieve the purpose of dimming. The telescopic end of the second electric telescopic rod 22 is fixedly connected to the eighth connecting rod 21, and the right side of the eighth connecting rod 21 is fixedly connected to the light-transmitting mirror 24. A reserved groove 23 is provided at the connection between the second cylinder 5 and the eighth connecting rod 21. Fluorocarbon rubber shock-absorbing pads are provided at the connection between the dual-axis motor 20 and the mounting frame 10, and at the connection between the servo motor 3 and the connecting plate 8, and the light-transmitting mirror 24 is a convex lens.

[0020] The working principle of the present application is: controlling the dual-axis motor 20 to rotate can drive the first connecting rod 1 to rotate, and under the cooperation of the second connecting rod 2 and the third connecting rod 11, the fourth connecting rod 9 can be swung left and right, controlling the servo motor 3 to rotate can drive the second cylinder 5 to rotate horizontally, controlling the first electric telescopic rod 12 to extend and retract, and under the cooperation of the sixth connecting rod 4 and the seventh connecting rod 13, the second cylinder 5 can be swung back and forth, thereby achieving the purpose of adjusting the illumination angle of the LED lamp 25. When the dual-axis motor 20 rotates, it will be synchronized by the single-sided gear The belt drives the fan blades 26 to rotate, so that the outside air can be sucked into the first cylinder 17 from the air inlet pipe 15, and enter the second cylinder 5 from the air outlet pipe 18, so that the LED lamp 25 can be automatically cooled. When the fan blades 26 rotate, the rotor 29 is driven to rotate, and with the cooperation of the stator 28, electric energy can be generated and stored in the battery 27, so as to achieve the purpose of self-generation, control the extension and retraction of the second electric telescopic rod 22, and drive the light-transmitting mirror 24 to move up and down through the eighth connecting rod 21, so as to achieve the purpose of dimming.

[0021] Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that various changes, modifications, substitutions and variations may be made to the embodiments without departing from the principles and spirit of the present invention, and that the scope of the present invention is defined by the appended claims and their equivalents.

Claims

1. An anti-glare downlight with adjustable illumination angle, comprising a mounting frame (10), characterized in that: A dual-axis motor (20) is fixedly connected to the lower right end of the back side of the mounting frame (10), and an output shaft at the front end of the dual-axis motor (20) is fixedly connected to a first connecting rod (1), an end of the first connecting rod (1) is movably connected to a second connecting rod (2), and an end of the second connecting rod (2) is movably connected to a third connecting rod (11), an end of the third connecting rod (11) is fixedly connected to a fourth connecting rod (9), and an upper end of the fourth connecting rod (9) is movably connected to an upper left end of the front side of the mounting frame (10), and a connecting plate (8) is fixedly connected to the bottom of the front side of the fourth connecting rod (9), The top of the connecting plate (8) is fixedly connected to a servo motor (3), the output shaft of the servo motor (3) is fixedly connected to a fifth connecting rod (7), the upper end of the right side of the fifth connecting rod (7) is movably connected to a first electric telescopic rod (12), the telescopic end of the first electric telescopic rod (12) is movably connected to a sixth connecting rod (4), the bottom of the sixth connecting rod (4) is fixedly connected to a second cylinder (5), the upper end of the back side of the second cylinder (5) is fixedly connected to a seventh connecting rod (13), and the end of the seventh connecting rod (13) is movably connected to the lower end of the right side of the fifth connecting rod (7).

2. The anti-glare downlight with adjustable illumination angle according to claim 1, characterized in that: The mounting frame (10) is an "L"-shaped structure, and a mounting hole (16) is provided at the top of the inner surface of the mounting frame (10).

3. The anti-glare downlight with adjustable illumination angle according to claim 1, characterized in that: A battery box (19) is fixedly connected to the bottom of the mounting frame (10), a charging socket (14) is provided on the right side of the battery box (19), and a storage battery (27) is fixedly connected to the bottom of the inner cavity of the battery box (19).

4. The anti-glare downlight with adjustable illumination angle according to claim 1, characterized in that: The upper left end of the back side of the mounting frame (10) is fixedly connected to a first cylinder (17), the middle end of the inner surface of the first cylinder (17) is movably connected to a fan blade (26), and the rear end of the fan blade (26) is transmission-connected to the output shaft of the rear end of the dual-axis motor (20) via a single-sided toothed synchronous belt.

5. The anti-glare downlight with adjustable illumination angle according to claim 4, characterized in that: A partition plate (30) is fixedly connected to the middle end of the inner cavity of the first cylinder (17), a rotor (29) is fixedly connected to the front end of the fan blade (26), and a stator (28) is fixedly connected to the inner cavity of the first cylinder (17) and at a position corresponding to the rotor (29).

6. The anti-glare downlight with adjustable illumination angle according to claim 4, characterized in that: The upper end of the right side of the first cylinder (17) is connected to an air inlet pipe (15), the inner surface of the air inlet pipe (15) is provided with a one-way valve, and the lower end of the left side of the first cylinder (17) is connected to the upper end of the back side of the second cylinder (5) through an air outlet pipe (18).

7. The anti-glare downlight with adjustable illumination angle according to claim 1, characterized in that: An LED lamp (25) is fixedly connected to the top of the inner cavity of the second cylinder (5), a frame (6) is fixedly connected to the left side of the second cylinder (5), and a second electric telescopic rod (22) is fixedly connected to the top of the inner cavity of the frame (6).

8. The anti-glare downlight with adjustable illumination angle according to claim 7, characterized in that: The telescopic end of the second electric telescopic rod (22) is fixedly connected to an eighth connecting rod (21), the right side of the eighth connecting rod (21) is fixedly connected to a light-transmitting mirror (24), and a reserved groove (23) is provided at the connection between the second cylinder (5) and the eighth connecting rod (21).

9. The anti-glare downlight with adjustable illumination angle according to claim 8, characterized in that: Fluorocarbon rubber shock-absorbing pads are provided at the connection between the dual-axis motor (20) and the mounting frame (10) and at the connection between the servo motor (3) and the connecting plate (8), and the light-transmitting mirror (24) is a convex lens.