LED lamp bead with adjustable focal length and variable lighting effect

Abstract

The utility model relates to the technical field of LED lamp beads, and discloses a focal length adjustable luminous efficiency variable LED lamp bead which comprises a front shell, a convex lens is fixedly arranged at the front end in the front shell, a first connecting pipe is fixedly connected to the rear end of the front shell, and stepped clamping grooves are formed in the upper end and the lower end of the outer wall of the front shell. Clamping blocks are fixedly arranged on the two sides of the outer wall of the first connecting pipe, a sliding barrel is connected to the end, away from the convex lens, of the front shell, two U-shaped grooves are formed in the front end of the sliding barrel and correspond to the clamping blocks, annular grooves are formed in the ends, close to the U-shaped grooves, of the interior of the sliding barrel, and sliding grooves are formed in the two sides of the interior of the sliding barrel; and a telescopic cylinder is arranged in the sliding cylinder in a sliding manner. According to the LED lamp, each part of the device is simple in structure and convenient to disassemble, later maintenance and replacement of the device are facilitated, meanwhile, the positions of the lamp beads can be adjusted according to needs so as to change the lighting effect, and the practicability and convenience of the LED lamp are improved.

Description

Technical Field

[0001] This utility model relates to the field of LED lamp bead technology, and in particular to an LED lamp bead with adjustable focal length and variable luminous efficacy. Background Technology

[0002] LED beads use solid semiconductor chips as light-emitting materials. In the semiconductor, excess energy is released through the recombination of charge carriers, causing photon emission and directly emitting red, yellow, blue, green, cyan, orange, purple, and white light. LED light sources have the characteristics of high energy saving, environmental protection, long life, rich colors, vibration resistance, and strong controllability.

[0003] Most existing LED beads have complex structures when installed, making them difficult to disassemble and increasing the difficulty of later maintenance and replacement. They also cannot be adjusted according to the position of the beads to change the light effect, causing inconvenience to users.

[0004] Therefore, those skilled in the art have provided an LED light bead with adjustable focal length and varying luminous efficacy to solve the problems mentioned in the background art. Utility Model Content

[0005] The purpose of this utility model is to address the shortcomings of existing technologies by proposing an LED light bead with adjustable focal length and varying light effect. The device has a simple structure, is easy to disassemble, and is convenient for later maintenance and replacement. At the same time, the position of the light bead can be adjusted to change the light effect, thereby improving its practicality and convenience.

[0006] To achieve the above objectives, this utility model provides the following technical solution: an LED lamp bead with adjustable focal length and varying light efficiency, comprising a front shell, a convex lens fixedly disposed at the front end inside the front shell, a first connecting tube fixedly connected to the rear end of the front shell, stepped slots opened at the upper and lower ends of the outer wall of the front shell, locking blocks fixedly disposed on both sides of the outer wall of the first connecting tube, a sliding cylinder connected to the end of the front shell away from the convex lens, two U-shaped grooves opened inside the front end of the sliding cylinder corresponding to the locking blocks, an annular groove opened inside the sliding cylinder near the U-shaped grooves, sliding grooves opened on both sides inside the sliding cylinder, and a telescopic cylinder slidably disposed inside the sliding cylinder;

[0007] A first mounting bracket is fixedly installed inside the rear end of the telescopic cylinder. A second connecting pipe is fixedly connected to the rear end of the telescopic cylinder. A second mounting bracket is fixedly installed inside the second connecting pipe. A rear cover is connected to the rear end of the second connecting pipe. A controller is fixedly installed in the middle of the rear cover.

[0008] Furthermore, the upper and lower ends of the outer wall of the slide cylinder are provided with U-shaped grooves that correspond to the stepped slots, and stepped blocks are engaged inside to connect the front shell.

[0009] The above technical solution uses stepped locking blocks to engage with the U-shaped groove and the stepped slot, preventing the front shell from falling off the slide cylinder.

[0010] Furthermore, sliders are fixedly provided on both sides of the outer wall of the front end of the telescopic cylinder;

[0011] Through the above technical solution, the telescopic cylinder drives the slider to slide within the groove.

[0012] Furthermore, the two sliders slide within the groove in a limited manner;

[0013] Through the above technical solution, the slider slides within the groove, thereby achieving the limiting function.

[0014] Furthermore, a lamp board is fixedly connected to the front end of the first mounting bracket, and an LED bead is fixedly connected to the front end of the lamp board;

[0015] The above technical solution involves moving the telescopic cylinder to drive the first mounting bracket, which in turn moves the LED beads, thereby adjusting the position of the LED beads and changing the light effect.

[0016] Furthermore, a storage battery is fixedly installed at the rear end of the second mounting bracket;

[0017] The above technical solution allows for the installation of a storage battery for convenient outdoor use.

[0018] Furthermore, a switch is fixedly installed at the end of the rear cover away from the controller;

[0019] The above technical solution involves setting a switch to control the operation of the device.

[0020] This utility model has the following beneficial effects:

[0021] 1. The present invention proposes an LED lamp bead with adjustable focal length and varying light efficiency. The front shell and the slide cylinder are connected by a ring groove, a U-shaped groove, a locking block and a first connecting tube. To prevent the front shell and the slide cylinder from falling off, they are locked together by a stepped locking groove and a stepped locking block. The structure of each part is simple, easy to disassemble, and convenient for later maintenance and replacement, bringing convenience to the staff.

[0022] 2. The present invention proposes an LED lamp bead with adjustable focal length and varying light effect. By pushing the telescopic cylinder, the slider moves left and right in the slide groove. Under the limiting action of the slide groove, the telescopic cylinder moves in the slide cylinder, thereby moving the lamp bead to change its position. The position of the lamp bead can be adjusted as needed to change the light effect, thereby improving its practicality and convenience. Attached Figure Description

[0023] Figure 1 This is a perspective view of an LED light bead with adjustable focal length and varying luminous efficacy proposed in this utility model.

[0024] Figure 2 An exploded view of an LED light bead with adjustable focal length and varying luminous efficacy proposed in this utility model;

[0025] Figure 3 This is a schematic diagram of another perspective of the structure of an LED lamp bead with adjustable focal length and varying light efficiency proposed in this utility model.

[0026] Figure 4 for Figure 2 Enlarged view of point A in the middle;

[0027] Figure 5 for Figure 3 Enlarged view of point B in the middle.

[0028] Legend:

[0029] 1. Front housing; 2. Convex lens; 3. First connecting tube; 4. Stepped slot; 5. Locking block; 7. Sliding cylinder; 8. U-shaped groove; 9. Annular groove; 10. Stepped locking block; 11. Sliding groove; 12. Telescopic cylinder; 13. Sliding block; 14. First mounting bracket; 15. Lamp board; 16. Lamp bead; 17. Second connecting tube; 18. Second mounting bracket; 19. Battery; 20. Rear cover; 21. Controller; 22. Switch. Detailed Implementation

[0030] The technical solutions of the present invention will be clearly and completely described below with reference to the accompanying drawings of specific embodiments. Obviously, the described specific embodiments are only a part of the specific embodiments of the present invention, and not all of them. Based on the specific embodiments of the present invention, all other specific embodiments obtained by those skilled in the art without creative effort are within the scope of protection of the present invention.

[0031] Reference Figure 1-5This utility model provides a specific embodiment: an LED lamp bead with adjustable focal length and varying light efficiency, including a front shell 1, a convex lens 2 fixedly disposed at the front end inside the front shell 1, a first connecting tube 3 fixedly connected to the rear end of the front shell 1, stepped slots 4 formed at the upper and lower ends of the outer wall of the front shell 1, locking blocks 5 fixedly disposed on both sides of the outer wall of the first connecting tube 3, a sliding cylinder 7 connected to the end of the front shell 1 away from the convex lens 2, two U-shaped grooves 8 formed inside the front end of the sliding cylinder 7 corresponding to the locking blocks 5, and an annular groove 9 formed inside the sliding cylinder 7 near the U-shaped grooves 8. The inner sides are provided with sliding grooves 11. The sliding cylinder 7 is slidably provided with a telescopic cylinder 12. The upper and lower ends of the outer wall of the sliding cylinder 7 are provided with U-shaped grooves 8, which correspond to the stepped slots 4. The stepped slots 10 are engaged with the front shell 1. The stepped slots 10 are engaged with the U-shaped grooves 8 and the stepped slots 4 to prevent the front shell 1 from falling off the sliding cylinder 7. The two sides of the outer wall of the front end of the telescopic cylinder 12 are fixedly provided with sliders 13. The telescopic cylinder 12 drives the sliders 13 to slide in the sliding grooves 11. The two sliders 13 slide within the sliding grooves 11 and are limited in their movement. The sliders 13 slide within the sliding grooves 11 to achieve the limiting.

[0032] Reference Figure 1-3 The telescopic cylinder 12 has a first mounting bracket 14 fixedly installed inside its rear end. A second connecting pipe 17 is fixedly connected to the rear end of the telescopic cylinder 12. A second mounting bracket 18 is fixedly installed inside the second connecting pipe 17. A rear cover 20 is connected to the rear end of the second connecting pipe 17. A controller 21 is fixedly installed in the middle of the rear cover 20. A lamp board 15 is fixedly connected to the front end of the first mounting bracket 14. An LED bead 16 is fixedly connected to the front end of the lamp board 15. The telescopic cylinder 12 moves, which drives the first mounting bracket 14, thereby moving the LED bead 16 and adjusting the position of the LED bead 16 to change the light effect. A storage battery 19 is fixedly installed at the rear end of the second mounting bracket 18 for outdoor use. A switch 22 is fixedly installed at the end of the rear cover 20 away from the controller 21 to control the operation of the device.

[0033] Working principle: When using this focal length adjustable light effect LED bead, the front shell 1 and the slide cylinder 7 are connected through the annular groove 9, U-shaped groove 8, locking block 5 and first connecting pipe 3. To prevent the front shell 1 and the slide cylinder 7 from falling off, they are locked together by the stepped locking groove 4 and the stepped locking block 10. The structure of each part is simple, easy to disassemble, and convenient for later maintenance and replacement. By pushing the telescopic cylinder 12, the slider 13 moves left and right in the slide groove 11. Under the limiting action of the slide groove 11, the telescopic cylinder 12 moves in the slide cylinder 7, thereby driving the LED bead 16 to move its position. The position of the LED bead 16 can be adjusted as needed to change the light effect, improving its practicality and convenience.

[0034] Finally, it should be noted that the above description is only a preferred embodiment of the present utility model and is not intended to limit the present utility model. Although the present utility model has been described in detail with reference to the foregoing specific embodiments, those skilled in the art can still modify the technical solutions described in the foregoing specific embodiments or make equivalent substitutions for some of the technical features. Any modifications, equivalent substitutions, improvements, etc., made within the spirit and principles of the present utility model should be included within the protection scope of the present utility model.

Claims

1. A focal length adjustable light effect change LED lamp bead, comprising a front shell (1), characterized in that: The front shell (1) is internally provided with a convex lens (2) at the front end, and is fixedly connected with a first connecting pipe (3) at the rear end, and the outer wall of the front shell (1) is provided with stepped clamping grooves (4) at the upper and lower ends, and the outer wall of the first connecting pipe (3) is fixedly provided with clamping blocks (5) at the two sides, and the end of the front shell (1) away from the convex lens (2) is connected with a sliding cylinder (7), and the front end of the sliding cylinder (7) is internally provided with two U-shaped grooves (8) corresponding to the clamping blocks (5), and the inner end of the sliding cylinder (7) close to the U-shaped grooves (8) is provided with a ring groove (9), and the inner sides of the sliding cylinder (7) are provided with sliding grooves (11), and the sliding cylinder (7) is internally provided with a telescopic cylinder (12) slidingly arranged. The telescopic cylinder (12) is internally fixedly provided with a first mounting bracket (14) at the rear end, and is fixedly connected with a second connecting pipe (17) at the rear end, and the second connecting pipe (17) is internally fixedly provided with a second mounting bracket (18), and the rear end of the second connecting pipe (17) is connected with a rear cover (20), and the rear cover (20) is internally fixedly provided with a controller (21). 2.The focal length adjustable light effect changing LED lamp bead according to claim 1, wherein: The outer wall of the sliding cylinder (7) is provided with U-shaped grooves (8) at the upper and lower ends and corresponds to the stepped clamping grooves (4), and the inner part is clamped with stepped clamping blocks (10) connected with the front shell (1). 3.The focal length adjustable light effect changing LED lamp bead according to claim 1, wherein: The telescopic cylinder (12) is fixedly provided with sliding blocks (13) at the two sides of the outer wall of the front end.

4. The focal length adjustable light effect changing LED lamp bead according to claim 3, characterized in that: The two sliding blocks (13) are limitedly slid in the sliding grooves (11).

5. The focal length adjustable light effect changing LED lamp bead according to claim 1, characterized in that: The first mounting bracket (14) is fixedly connected with a lamp panel (15) at the front end, and the lamp panel (15) is fixedly connected with lamp beads (16) at the front end. 6.The focal length adjustable light effect changing LED lamp bead according to claim 1, wherein: The second mounting bracket (18) is fixedly provided with a storage battery (19) at the rear end. 7.The focal length adjustable light effect changing LED lamp bead according to claim 1, wherein: The rear cover (20) is fixedly provided with a switch (22) at the end away from the controller (21).

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