Lamp capable of rotatably adjusting luminous flux

Abstract

The lamp comprises a lamp body, a connecting support, a PCB (printed circuit board), a potentiometer, a lamp arm, an LED module and a lens, the lamp body is fixedly connected with the connecting support through screws, the connecting support is connected with the lamp arm and rotatably connected with the potentiometer, the potentiometer is electrically connected with the PCB, and the LED module is electrically connected with the PCB. The front cover is connected with the lamp arm through a screw, the connecting support is electrically connected with the LED module, the lens is installed above the LED module, different LED lamp beads on an LED mold can be subjected to dimming brightness by rotating the lamp arm, and compared with a dimming mode of a traditional dimmer, the dimmer is fast, convenient and efficient, and the dimming effect is good. A plurality of LED lamp beads with different colors can be arranged on the LED mold, and different brightness changes of light emitted by each lamp bead can be realized through rotation through the arrangement of the PCB, so that the use scene of the lamp is enriched, and the practicability and universality of the lamp are improved.

Description

Technical Field

[0001] The utility model relates to the technical field of lighting devices, in particular to a lamp capable of rotating to adjust the size of the luminous flux. Background Art

[0002] As a common tool for lighting in daily life, lamps are used in a wide variety of scenarios and are applied in various fields and places. If you want to adjust the luminous flux of lamps on the market, you basically use an external dimmer to dim them. The dimming of two or more lamp beads can only be bright or dimmed at the same time, and it is impossible to adjust the brightness of each lamp bead individually. Utility Model Content

[0003] To solve the above problems, the utility model provides the following technical solutions: a lamp for rotating and adjusting the luminous flux, comprising a lamp body, a connecting bracket, a PCB circuit board, a potentiometer, a lamp arm, an LED module and a lens, wherein the lamp body is fixed to the connecting bracket by screws, the connecting bracket is connected to the lamp arm, the connecting bracket is rotatably connected to the potentiometer, the potentiometer is electrically connected to the PCB circuit board, the lamp arm is connected to the front cover by screws, the connecting bracket is electrically connected to the LED module, the lens is installed above the LED module, and a top cover is provided above the lens.

[0004] As a preferred embodiment of the present utility model, the connecting bracket is connected to the lamp arm via a buckle.

[0005] As a preferred embodiment of the present utility model, the connecting bracket is provided with a rotating shaft, and the rotating shaft is rotatably connected to the potentiometer.

[0006] As a preferred embodiment of the present utility model, the lamp body is provided with heat dissipation holes.

[0007] As a preferred embodiment of the present invention, the LED module is provided with at least two LED lamp beads.

[0008] Compared with the prior art, the beneficial effect of the utility model is: providing a lamp that can adjust the luminous flux by rotation, and by rotating the lamp arm, the brightness of different LED lamp beads on the LED mold can be dimmed. Compared with the dimming method of traditional dimmers, it is fast, convenient and efficient. Multiple LED lamp beads of different colors can be arranged on the LED mold. Through the setting of the PCB board, different brightness changes of the light emitted by each lamp bead can be achieved through rotation, thereby enriching the use scenarios of the lamp and increasing the practicality and versatility of the lamp. BRIEF DESCRIPTION OF THE DRAWINGS

[0009] Figure 1 This is a schematic diagram of the explosion structure of the utility model;

[0010] Figure 2 This is a front view of the structure of the utility model;

[0011] In the figure: 1. lamp body, 11. heat dissipation holes, 2. front cover, 3. connecting bracket, 4. lamp arm, 5. PCB circuit board, 6. potentiometer, 7. top cover, 8. lens, 9. LED module, 91. LED lamp beads. DETAILED DESCRIPTION

[0012] The following will be combined with the drawings in the embodiments of the utility model to clearly and completely describe the technical solutions in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, not all of the embodiments. Based on the embodiments in the utility model, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the utility model.

[0013] See also Figure 1-2The utility model provides a technical solution: a lamp for rotating and adjusting the luminous flux, comprising a lamp body 1, a connecting bracket 3, a PCB circuit board 5, a potentiometer 6, a lamp arm 4, an LED module 9 and a lens 8, wherein the lamp body 1 is fixed with the connecting bracket 3 by screws, the connecting bracket 3 is connected to the lamp arm 4, the connecting bracket 3 is connected to the lamp arm 4 by a buckle, the connecting bracket 3 is rotatably connected to the potentiometer 6, the connecting bracket 3 is provided with a rotating shaft, the rotating shaft is rotatably connected to the potentiometer 6, one end of the connecting bracket 3 is fixed to the lamp body 1 by screws, and the other end of the connecting bracket 3 is connected to the lamp arm 4 by a buckle, so that the lamp arm 4 and the connecting bracket 3 can be rotated, and the rotating shaft of the connecting bracket 3 is inserted into the rotating hole in the center of the potentiometer 6. When the lamp arm 4 rotates, the potentiometer 6 is driven to rotate to adjust the current of the lamp, thereby changing the luminous flux emitted by the LED lamp beads 91 on the LED module. The potentiometer 6 is electrically connected to the PCB circuit board 5. By setting the PCB circuit board 5, the brightness of the LED lamp bead 91 can be adjusted. The front cover 2 is connected to the lamp arm 4 by screws. The front cover 2 is used to prevent dust or liquid from entering the interior of the lamp to prevent the PCB circuit board 5 and other electrical parts inside the lamp from being damaged. The connecting bracket 3 is electrically connected to the LED module 9. The LED module 9 is provided with at least two LED lamp beads 91. The LED module 9 can be provided with at least two LED lamp beads 91. By rotating the lamp arm 4 to adjust, the light emitted by each lamp bead has different brightness changes, thereby enriching the use scenarios of the lamp and increasing the practicality and versatility of the lamp. The lens 8 is installed above the LED module 9. The lens 8 can better refract the light of the LED lamp bead 91 and achieve a greater degree of brightness change. A top cover 7 is provided above the lens 8. The top cover 7 is used to prevent dust or liquid from entering the interior of the lamp, and prevent the LED module 9, LED lamp beads 91 and other electrical parts inside the lamp from being damaged. The lamp body 1 is provided with heat dissipation holes 11, which are conducive to heat dissipation inside the lamp and maintain the long-term operation of the lamp.

[0014] Although the present invention has been described in detail with reference to the aforementioned embodiments, those skilled in the art may still modify the technical solutions described in the aforementioned embodiments, or make equivalent substitutions for some of the technical features therein. Any modifications, equivalent substitutions, improvements, etc. made within the spirit and principles of the present invention shall be included in the protection scope of the present invention.

Claims

1. A lamp for adjusting the luminous flux by rotation, comprising a lamp body, a connecting bracket, a PCB circuit board, a potentiometer, a lamp arm, an LED module and a lens, characterized in that: The lamp body is fixed to a connecting bracket by screws, the connecting bracket is connected to the lamp arm, the connecting bracket is rotatably connected to the potentiometer, the potentiometer is electrically connected to the PCB circuit board, the lamp arm is connected to the front cover by screws, the connecting bracket is electrically connected to the LED module, the lens is installed above the LED module, and a top cover is provided above the lens.

2. A lamp for adjusting the luminous flux by rotation according to claim 1, characterized in that: The connecting bracket is connected to the lamp arm via a buckle.

3. A lamp for adjusting luminous flux by rotation according to claim 1, characterized in that: The connecting bracket is provided with a rotating shaft, and the rotating shaft is rotatably connected to the potentiometer.

4. The lamp for adjusting the luminous flux by rotation according to claim 1, characterized in that: The lamp body is provided with heat dissipation holes.

5. The lamp for adjusting the luminous flux by rotation according to claim 1, characterized in that: The LED module is provided with at least two LED lamp beads.

Images