LED mixed light source capable of controlling brightness

Abstract

The utility model discloses an LED (light-emitting diode) mixed light source capable of controlling brightness, which comprises a disc-shaped base plate, a mounting seat is mounted on the base plate through a telescopic frame, two vertically upward arc-shaped fixing frames are mounted on the mounting seat, a circular cavity is defined by the two arc-shaped fixing frames, and the two arc-shaped fixing frames are arranged in the circular cavity. An arc-shaped fixing frame is arranged on the mounting base, an arc-shaped lamp panel is arranged on the outer side of each arc-shaped fixing frame, a plurality of LED lamp beads with different colors are mounted on the lamp panels, a tray is arranged at the bottom of the mounting base, and a first switch, a second switch, a first brightness regulator and a second brightness regulator are arranged on the tray; illumination with the maximum angle of 360 degrees is achieved, the large-angle illumination range is achieved, the LED lamp beads on each lamp panel are independently controlled, the LED lamp beads on each lamp panel can be correspondingly turned on, turned off and subjected to brightness adjustment control according to the illumination requirement, and therefore different practical requirements are met; the lamp has the characteristic of flexible illumination.

Description

Technical Field

[0001] The utility model relates to the technical field related to LED mixed light sources, in particular to an LED mixed light source capable of controlling light brightness. Background Art

[0002] In daily life, multiple LED lamp beads with different monochromatic spectra are combined to form mixed light sources with different spectra, which can mix various spectra; this can replace traditional lamps. In order to facilitate outdoor use and specific environments, portable LED mixed light sources are currently designed to meet the needs of use. However, when the existing LED mixed light sources are used for lighting, the lighting range cannot be adjusted according to the lighting needs. Utility Model Content

[0003] In order to solve the defect in the prior art that the existing LED mixed light source cannot adjust the lighting range according to the lighting demand when performing lighting, the utility model provides an LED mixed light source with controllable light brightness.

[0004] In order to solve the above technical problems, the utility model provides the following technical solutions:

[0005] The utility model discloses an LED hybrid light source with controllable brightness, comprising a disc-shaped chassis, a mounting base installed on the chassis via a telescopic frame, and two vertically upward arc-shaped fixing frames installed on the mounting base, the two arc-shaped fixing frames enclose a circular cavity, and an arc-shaped lamp board is provided on the outer side of each arc-shaped fixing frame, and a plurality of LED lamp beads of different colors are installed on the lamp board, a tray is provided at the bottom of the mounting base, and a first switch, a second switch, a first brightness adjuster and a second brightness adjuster are provided on the tray, and the first switch is electrically connected to the LED lamp beads on one of the lamp boards via the first brightness adjuster, and the second switch is electrically connected to the LED lamp beads on the other of the lamp boards via the second brightness adjuster; and a butt joint pipe is provided at the upper end of the mounting base, and a transparent lampshade that covers the two lamp boards is threadedly connected to the butt joint pipe.

[0006] As a preferred technical solution of the utility model, the telescopic frame includes a positioning cylinder vertically arranged on the chassis, and a telescopic rod moving along the positioning cylinder is arranged inside the positioning cylinder, and a positioning bolt for fixing the telescopic rod is arranged at the upper end of the positioning cylinder.

[0007] As a preferred technical solution of the utility model, a through opening is provided at the center of the top end of the lampshade, and a protective cap located above the through opening is installed on the lampshade via a supporting column.

[0008] As a preferred technical solution of the utility model, the telescopic rod is a hollow tube, and a power line connected to the first switch and the second switch is arranged inside the telescopic rod, and one end of the power line passes through the lower end of the positioning tube.

[0009] As a preferred technical solution of the utility model, the mounting base is provided with a plurality of ventilation holes for ventilation and heat dissipation of the LED lamp.

[0010] The beneficial effects of the utility model are:

[0011] This LED hybrid light source with controllable brightness is provided with two vertically upward arc-shaped fixing frames, the two arc-shaped fixing frames enclose a circular cavity, and an arc-shaped light board is provided on the outside of each arc-shaped fixing frame, the two light boards enclose a column, and can achieve lighting with a maximum angle of 360 degrees, so as to have a large-angle lighting range, and the LED lamp beads on each light board are independently controlled, and the LED lamp beads on each light board can be turned on and off and the brightness can be adjusted accordingly according to lighting needs, so as to meet different practical needs, have the characteristics of flexible lighting, and can be telescopic to adjust the height, so that it is convenient to carry and easy to adjust. BRIEF DESCRIPTION OF THE DRAWINGS

[0012] The accompanying drawings are used to provide a further understanding of the present invention and constitute a part of the specification. Together with the embodiments of the present invention, they are used to explain the present invention and do not constitute a limitation of the present invention. In the accompanying drawings:

[0013] Figure 1 This is a schematic diagram of the structure of an LED hybrid light source capable of controlling light brightness in the utility model;

[0014] Figure 2 This is a schematic structural diagram of a lampshade d of an LED hybrid light source capable of controlling light brightness in the utility model;

[0015] Figure 3 It is a schematic structural diagram of a light board d of an LED mixed light source capable of controlling light brightness according to the utility model.

[0016] In the figure: 1. chassis; 2. telescopic frame; 3. mounting base; 4. arc-shaped fixing frame; 5. lamp board; 6. tray; 7. first switch; 8. second switch; 9. first brightness adjuster; 10. second brightness adjuster; 11. butt joint; 12. lampshade; 13. positioning tube; 14. telescopic rod; 15. positioning bolt; 16. through port; 17. protective cap; 18. power cord; 19. ventilation hole; 20. LED lamp beads. DETAILED DESCRIPTION

[0017] The preferred embodiments of the present invention are described below in conjunction with the accompanying drawings. It should be understood that the preferred embodiments described herein are only used to illustrate and explain the present invention, and are not used to limit the present invention.

[0018] Example: Figure 1 , Figure 2 and Figure 3 As shown, the utility model is an LED hybrid light source with controllable brightness, comprising a disc-shaped chassis 1, a mounting seat 3 is installed on the chassis 1 via a telescopic frame 2, and two vertically upward arc-shaped fixing frames 4 are installed on the mounting seat 3, the two arc-shaped fixing frames 4 enclose a circular cavity, and an arc-shaped lamp board 5 is provided on the outer side of each arc-shaped fixing frame 4, and a plurality of LED lamp beads 20 of different colors are installed on the lamp board 5, a tray 6 is provided at the bottom of the mounting seat 3, and a first switch 7, a second switch 8, a first brightness adjuster 9 and a second brightness adjuster 10 are provided on the tray 6, and the first switch 7 is electrically connected to the LED lamp beads 20 on one of the lamp boards 5 via the first brightness adjuster 9, and the second switch 8 is electrically connected to the LED lamp beads 20 on the other of the lamp boards 5 via the second brightness adjuster 10; and a butt joint pipe 11 is provided at the upper end of the mounting seat 3, and a transparent lampshade 12 covering the two lamp boards 5 is threadedly connected to the butt joint pipe 11. By setting two vertically upward arc-shaped fixing frames 4, the two arc-shaped fixing frames 4 enclose a circular cavity, and an arc-shaped light board 5 is arranged on the outside of each arc-shaped fixing frame 4, and the two light boards 5 enclose a columnar shape, which can realize lighting with a maximum angle of 360 degrees, thereby having a large-angle lighting range, and the LED lamp beads 20 on each light board 5 are independently controlled, and the LED lamp beads 20 on each light board 5 can be turned on and off and the brightness can be adjusted according to the lighting requirements, so as to meet different practical needs, with the characteristics of flexible lighting, and can be telescopic to adjust the height, which is convenient to carry and easy to adjust.

[0019] The telescopic rod 14 includes a positioning cylinder 13 vertically arranged on the chassis 1 , and the positioning cylinder 13 is provided with the telescopic rod 14 moving along the positioning cylinder 13 , and the upper end of the positioning cylinder 13 is provided with a positioning bolt 15 for fixing the telescopic rod.

[0020] Among them, a through hole 16 is provided at the center of the top of the lampshade 12, and a protective cap 17 located above the through hole 16 is installed on the lampshade 12 through a supporting column, which has a better ventilation effect and thus has a better heat dissipation effect on the LED lamp beads.

[0021] The telescopic rod 14 is a hollow tube, and a power line 18 connected to the first switch 7 and the second switch 8 is disposed inside the telescopic rod 14 , and one end of the power line passes through the lower end of the positioning tube 13 .

[0022] The mounting base 3 is provided with a plurality of ventilation holes 19 for ventilation and heat dissipation of the LED lamp, which form up-and-down convection with the through opening 16, thereby having a better ventilation effect.

[0023] When working, this kind of LED hybrid light source with controllable brightness is provided with two vertically upward arc-shaped fixing frames 4, the two arc-shaped fixing frames 4 enclose a circular cavity, and an arc-shaped lamp board 5 is provided on the outside of each arc-shaped fixing frame 4, the two lamp boards 5 enclose a column, and can achieve lighting with a maximum angle of 360 degrees, so as to have a large-angle lighting range, and the LED lamp beads 20 on each lamp board 5 are independently controlled, and the LED lamp beads 20 on each lamp board 5 can be turned on and off and the brightness can be adjusted according to the lighting needs, so as to meet different practical needs, with the characteristics of flexible lighting, and can be telescopic to adjust the height, which is convenient to carry and easy to adjust.

[0024] Finally, it should be noted that the above description is only a preferred embodiment of the utility model and is not intended to limit the utility model. Although the utility model is described in detail with reference to the above embodiments, those skilled in the art can still modify the technical solutions recorded in the above embodiments or replace some of the technical features therein by equivalents. Any modification, equivalent replacement, improvement, etc. made within the spirit and principle of the utility model shall be included in the protection scope of the utility model.

Claims

1. An LED hybrid light source with controllable brightness, characterized in that: The invention comprises a disc-shaped chassis (1), a mounting seat (3) being mounted on the chassis (1) via a telescopic frame (2), and two arc-shaped fixing frames (4) being mounted on the mounting seat (3) extending vertically upward, the two arc-shaped fixing frames (4) enclosing a circular cavity, and an arc-shaped light board (5) being arranged on the outer side of each arc-shaped fixing frame (4), and a plurality of LED lamp beads (20) of different colors being mounted on the light board (5), and a tray (6) being arranged on the bottom of the mounting seat (3), and a first switch (7), a second switch (8) being arranged on the tray (6). ), a first brightness adjuster (9) and a second brightness adjuster (10), and the first switch (7) is electrically connected to the LED lamp bead (20) on one of the lamp boards (5) via the first brightness adjuster (9), and the second switch (8) is electrically connected to the LED lamp bead (20) on the other of the lamp boards (5) via the second brightness adjuster (10); and a butt joint pipe (11) is provided at the upper end of the mounting seat (3), and a transparent lampshade (12) is threadedly connected to the butt joint pipe (11) and covers the two lamp boards (5).

2. The LED hybrid light source with controllable brightness according to claim 1, characterized in that: The telescopic frame (2) comprises a positioning cylinder (13) vertically arranged on the chassis (1), a telescopic rod (14) moving along the positioning cylinder (13) is arranged inside the positioning cylinder (13), and a positioning bolt (15) for fixing the telescopic rod (14) is arranged at the upper end of the positioning cylinder (13).

3. The LED hybrid light source with controllable brightness according to claim 1, characterized in that: A through opening (16) is provided at the centre of the top end of the lampshade (12), and a protective cap (17) located above the through opening (16) is installed on the lampshade (12) via a support column.

4. The LED hybrid light source with controllable brightness according to claim 2, characterized in that: The telescopic rod (14) is a hollow tube, and a power line (18) connected to the first switch (7) and the second switch (8) is arranged inside the telescopic rod (14), and one end of the power line passes through the lower end of the positioning tube (13).

5. The LED hybrid light source with controllable brightness according to claim 1, characterized in that: The mounting seat (3) is provided with a plurality of ventilation holes (19) for ventilation and heat dissipation of the LED lamp.

Images