Five-color LED lamp bead

Abstract

The five-color LED lamp bead comprises a shell, a circuit board and lamp bead bodies, the interior of the shell is connected with the circuit board through a rotating assembly, the lamp bead bodies are electrically arranged on the circuit board at equal intervals, each lamp bead body 7 is mainly composed of red, green, blue, white and amber, and a clamping ring is fixedly arranged at the opening end of the shell. A protection assembly is arranged in the clamping ring through a sealing assembly and matched with the lamp bead body, cooling fins are arranged on the circumferential side face of the rear end of the shell at equal intervals, a mounting plate is fixedly arranged in the middle of the rear end of the shell, and mounting mechanisms are arranged at the two ends of the mounting plate. According to the LED lamp, protection can be conveniently provided for an internal circuit board and the like in the using process of the LED lamp through the arranged protection assembly and the arranged sealing assembly, safety in the using process is ensured, external impurities and the like are prevented from entering the LED lamp, the service life is prolonged, meanwhile, when faults occur or overhauling occurs, dismounting operation is convenient, and the service life is prolonged. And the circuit board and the lamp bead body can be conveniently and rapidly overhauled or replaced, and the operation is simple and convenient.

Description

TECHNICAL FIELD

[0001] The utility model relates to LED lamp pearl technical field, concretely is a five color LED lamp pearl. BACKGROUND

[0002] LED lamp is a piece of electroluminescent semiconductor material chip, silver glue or white glue solidifies to support, then silver line or gold line connects chip and circuit board, four arounds use epoxy resin to seal, play the role of protection internal core line, finally install shell, five color LED patch lamp pearl because possess a variety of different color light source (usually for red, green, blue, positive white, warm white), can make RGB lamp use, also can make tonal temperature use.

[0003] And existing five color LED lamp pearl has certain defect in actual use, one aspect is that multi-color chip integration leads to unit area thermal density surge and causes light decay acceleration and color coordinate drift in actual use, another aspect is that in order to ensure sealing when using, most adopt screw cooperation sealing ring or sealing glue etc. Mode carries out assembly, and when failure or damage occurs, it is inconvenient to carry out overhaul operation. UTILITY MODEL CONTENTS

[0004] The utility model aims at providing a five color LED lamp pearl to solve the problems in the above background.

[0005] In order to achieve the above object, the utility model provides the following technical scheme: a five color LED lamp pearl, including shell, circuit board and lamp pearl main part, the inside of shell is connected with circuit board through rotating component, and lamp pearl main part is equidistantly electrically arranged on circuit board, the opening end of shell is fixedly provided with snap ring, the inside of snap ring is provided with protection assembly through sealing assembly, protection assembly is matched with lamp pearl main part, the circumferential surface of rear end of shell is equidistantly provided with radiating fin, and the middle part of rear end of shell is fixedly provided with mounting plate, and both ends of mounting plate are provided with mounting mechanism.

[0006] Preferably, in order to provide protection for the circuit board and the lamp pearl main part, ensure safety during use, and prolong service life, the protection assembly includes a mounting ring disposed inside the snap ring, and a transparent protective plate fixedly disposed inside the mounting ring.

[0007] Preferably, in order to facilitate sealing assembly, ensure sealing effect during use, and facilitate disassembly, the sealing assembly includes an elastic inflatable bag disposed on the circumferential surface of the mounting ring, a ring-shaped sealing groove formed on the inner surface of the snap ring and matched with the elastic inflatable bag, and a gas charging and discharging pipe fixedly disposed at one end of the elastic inflatable bag and extending out of the snap ring to the outside and provided with a sealing plug.

[0008] Preferably, to improve the sealing effect, the elastic inflatable bag is wrapped with a sealing sleeve in an interference fit with the ring-shaped sealing groove.

[0009] Preferably, in order to conveniently adjust the rotation according to the use requirement, the rotating assembly comprises a motor fixedly arranged in the shell, the output end of the motor is fixedly connected with the middle part of the circuit board, and the bottom end of the circuit board is also fixedly provided with a conductive slip ring.

[0010] Preferably, in order to not affect the normal power supply use, the bottom end of the circuit board is also fixedly provided with a limiting guide ring outside the conductive slip ring, and the opening end of the shell is provided with a limiting groove matched with the limiting guide ring.

[0011] Preferably, in order to conveniently install and fix the whole and also conveniently adjust the angle according to the use requirement, the installation mechanism comprises angle adjusting devices symmetrically arranged at the two ends of the mounting plate, the mounting plate is provided with a mounting frame through the angle adjusting devices, and the rear end of the mounting frame is also provided with a hook.

[0012] Compared with the prior art, the utility model has the advantages that:

[0013] The protection assembly and the sealing assembly can conveniently protect the circuit board and the like in the LED lamp during use, ensure the safety during use, avoid impurities and the like from the outside into the inside, prolong the service life, facilitate the disassembly operation when a fault occurs or overhauling, and facilitate the quick overhauling or replacement operation of the circuit board and the lamp bead body.

[0014] The rotating assembly can conveniently rotate the circuit board according to the use requirement, and then rotate and adjust the lamp bead body, so that different illumination effects can be provided, the installation mechanism can conveniently install and fix the whole, facilitate the assembly, and also adjust the illumination angle according to the use requirement. BRIEF DESCRIPTION OF DRAWINGS

[0015] Figure 1 A structure schematic view of the five-color LED lamp bead is provided for the utility model;

[0016] Figure 2 A structure schematic view of the circuit board and the lamp bead body in the five-color LED lamp bead is provided for the utility model;

[0017] Figure 3 A split structure schematic view between the snap ring and the mounting ring in the five-color LED lamp bead is provided for the utility model;

[0018] Figure 4 A partial structure schematic view of the sealing assembly in the five-color LED lamp bead is provided for the utility model;

[0019] Figure 5Part structure diagram in the inside of the middle shell of the five-color LED lamp bead is provided in the utility model.

[0020] In the drawing: 1, shell; 2, mounting plate; 3, mounting frame; 4, angle adjusting device; 5, hook; 6, circuit board; 7, lamp bead main body; 8, transparent protection plate; 9, mounting ring; 10, snap ring; 11, elastic inflatable bag; 12, annular sealing groove; 13, inflation and deflation pipe; 14, sealing plug; 15, sealing sleeve; 16, limiting guide ring; 17, limiting recess; 18, conductive slip ring; 19, elastic brush; 20, motor; 21, heat dissipation fin. DETAILED DESCRIPTION

[0021] The technical solutions in the embodiments of the utility model will be apparently and completely described below with reference to the drawings in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, rather than all the embodiments. Based on the embodiments in the utility model, all the other embodiments obtained by the person skilled in the art without creative labor fall within the protection scope of the utility model.

[0022] Please refer to Figures 1-5The utility model provides a kind of embodiment: a five-color LED lamp bead, including shell 1, circuit board 6 and lamp bead main body 7, for lamp bead main body 7 mainly by red (R), green (G), blue (B), white (W) and amber (A) or other custom color chip light-emitting diode, realize rich color effect by mixing different color light, by independently controlling the current of each color chip, for five-color lamp bead main body 7, quantity can be five, red (R), green (G), blue (B), white (W) and amber (A) each one, and it is also set along the center of circuit board 6 Circumferential arrangement, other quantity groups such as ten, fifteen or twenty etc. can also be set according to actual situation, according to actual situation selection assembly, realize dynamic dimming, cover full-color spectrum, relatively mature technology, not do here, shell 1 rear end circumferential surface equidistantly welded with radiating fin 21, wherein shell 1 circumferential surface can equidistantly be provided with heat dissipation hole (not shown in the drawing), it can be convenient auxiliary heat dissipation, according to actual use needs, shell 1 inside can be equipped with heat dissipation device (such as heat dissipation fan etc., relatively mature technology, not do here), to be convenient for the protection of internal circuit board 6 and lamp bead main body 7, also convenient subsequent overhaul or replacement, shell 1 opening end can be welded with snap ring 10, snap ring 10 is internally provided with annular sealing groove 12 of sealing assembly, annular sealing groove 12 is internally provided with elastic inflatable bag 11, to ensure the effect of sealing, the outside of elastic inflatable bag 11 is bonded with sealing sleeve 15 (material can be rubber material, ensure sealing effect), and one end of elastic inflatable bag 11 is bonded with inflation and deflation pipe 13, inflation and deflation pipe 13 end is drawn out of snap ring 10 and extends to outside and can be connected with sealing plug 14 by insertion (or screw thread), it is convenient to seal protection to inflation and deflation pipe 13, for inflation and deflation pipe 13 and elastic inflatable bag 11, it can be inflated by micro air pump or air pump operation, to facilitate installation and positioning sealing, and elastic inflatable bag 11 is bonded on the outside circumferential surface of mounting ring 9 of protection assembly, and the inside circumferential surface of mounting ring 9 can be bonded with transparent protection plate 8 (material preferably glass, also can be other transparent material) by glass cement etc., ensure the protection effect inside, while not affect the normal use of lamp bead main body 7.

[0023] Please refer to Figures 1-5In order to conveniently rotate and adjust the lamp bead body 7, and then conveniently apply to different application scenarios, and be more flexible and variable, the motor 20 of the rotating assembly is fixedly installed in the shell 1 (which can be fixedly connected with the shell 1 through screws), the output end of the motor 20 is fixedly connected with the bottom end of the middle part of the circuit board 6 through a shaft coupling, and the circuit board 6 can be conveniently rotated and adjusted. In order not to affect normal power supply, the bottom end of the circuit board 6 is bonded with a conductive slip ring 18, and the inner wall of the shell 1 is symmetrically bonded with an elastic brush 19 electrically connected with the conductive slip ring 18. The conductive slip ring 18 can be made of copper, gold-plated or silver-plated material, and the elastic brush 19 is made of precious metal alloy wire or carbon brush. The elastic brush 19 keeps contact with the conductive slip ring 18 through pressure, and the contact surface can be coated with a surface layer (such as gold or silver) and a lubricating material (such as graphite) to reduce friction and prolong the service life. The elastic brush 19 is electrically connected with the power line (not shown in the figure), which can conveniently plug in and power on without affecting the normal use of the lamp bead body 7. In order to conveniently rotate the circuit board 6 with the motor 20, the circuit board 6 can be guided and limited during rotation. The bottom end of the circuit board 6 is bonded with a limiting guide ring 16 outside the conductive slip ring 18. The opening end of the shell 1 is provided with a limiting groove 17 for conveniently rotating the limiting guide ring 16. In order to conveniently install the whole LED lamp and adjust the angle according to the use requirement, the mounting plate 2 of the mounting mechanism is fixedly installed at the rear end of the middle part of the shell 1 through screws. The both ends of the mounting plate 2 are provided with mounting racks 3 (the cross section is U-shaped) through the angle adjusting device 4 (which can be adjusted and positioned through the adjusting groove and the adjusting bolt, or through other ways, which is a mature technology and will not be described here). The rear end of the middle part of the mounting rack 3 is provided with a hook 5 (which is screwed with a fastening bolt through threads, which is convenient for fastening after installation), which is convenient for installing and fixing the whole.

[0024] Working principle: the utility model discloses in use, through angle adjusting device 4 adjustable mounting bracket 3 with the angle between shell 1 (LED lamp), can be adjusted according to the need of use, and then through the hook 5 installs and fixes the whole, the subsequent use is convenient, and when needing to rotate the angle of five colors and adjust in the use process, can work through motor 20, with circuit board 6 rotation, the limit guide ring 16 rotates in the limit recess 17, and the orientation limit is carried out, ensure the stability of rotation, with the conductive slip ring 18 rotation simultaneously, the conductive slip ring 18 is always in contact with elastic brush 19 in the rotation process, does not affect normal power use, and when needing to overhaul or replace circuit board 6 or lamp bead main part 7, can be through the seal plug 14 is taken down, can be through the inflation pipe 13 and the elastic inflatable bag 11 deflates, loses the contact limit with annular sealing groove 12, and then the mounting ring 9 can be conveniently taken down from the snap ring 10, the overhaul or replacement operation of circuit board 6 or lamp bead main part 7 is convenient, relatively simple and convenient, and after the operation is completed, the mounting ring 9 can be put into the snap ring 10 again, the inflation pipe 13 is inserted into the snap ring 10, after positioning is completed, the elastic inflatable bag 11 is inflated through the air pump (or air pump etc.), and then sealing sleeve 15 and annular sealing groove 12 are sealed and fixed, and transparent protective plate 8 can provide protection to internal electronic components, ensure the safety of use.

[0025] It is obvious for those skilled in the art that the utility model is not limited to the details of the above exemplary embodiments, and the utility model can be realized in other specific forms without departing from the spirit or basic characteristics of the utility model. Therefore, no matter from which point, the embodiments should be regarded as exemplary and non-restrictive, the scope of the utility model is defined by the appended claims instead of the above description, and therefore all changes falling within the meaning and scope of the equivalent elements of the claims are intended to be included in the utility model. Any reference signs in the claims should not be regarded as limiting the claims involved.

Claims

1. A five-color LED lamp bead, comprising a shell (1), a circuit board (6) and a lamp bead body (7), characterized in that: The shell (1) is connected with the circuit board (6) through a rotating assembly, the circuit board (6) is provided with the lamp bead body (7) at equal intervals, the shell (1) is provided with a snap ring (10) at the opening end, the snap ring (10) is provided with a protection assembly through a sealing assembly, the protection assembly is matched with the lamp bead body (7), the shell (1) is provided with a heat dissipation fin (21) at the rear end, the shell (1) is provided with a mounting plate (2) at the rear end, and the mounting plate (2) is provided with a mounting mechanism at both ends.

2. The five-color LED lamp bead according to claim 1, characterized in that: The protection assembly comprises a mounting ring (9) arranged in the snap ring (10), and the mounting ring (9) is fixedly provided with a transparent protection plate (8) inside.

3. The five-color LED lamp bead according to claim 2, characterized in that: The sealing assembly comprises an elastic inflation bag (11) arranged on the outer circumferential surface of the mounting ring (9), and the snap ring (10) is provided with an annular sealing groove (12) matched with the elastic inflation bag (11) on the inner side surface, one end of the elastic inflation bag (11) is fixedly provided with a gas charging and discharging pipe (13), the gas charging and discharging pipe (13) penetrates out of the snap ring (10) and extends to the outside and is provided with a sealing plug (14).

4. The five-color LED lamp bead according to claim 3, characterized in that: The elastic inflation bag (11) is wrapped with a sealing sleeve (15), and the sealing sleeve (15) is in interference fit with the annular sealing groove (12).

5. The five-color LED lamp bead according to claim 4, characterized in that: The rotating assembly comprises a motor (20) fixedly arranged in the shell (1), the output end of the motor (20) is fixedly connected with the middle part of the circuit board (6), and the bottom end of the circuit board (6) is further fixedly provided with a conductive slip ring (18); the inner wall of the shell (1) is symmetrically provided with an elastic brush (19) electrically connected with the conductive slip ring (18).

6. The five-color LED lamp bead according to claim 5, characterized in that: The bottom end of the circuit board (6) is further provided with a limiting guide ring (16) outside the conductive slip ring (18), and the opening end of the shell (1) is provided with a limiting groove (17) matched with the limiting guide ring (16) on the inner wall.

7. The five-color LED lamp bead according to claim 6, characterized in that: The mounting mechanism comprises an angle adjusting device (4) symmetrically arranged at both ends of the mounting plate (2), the mounting plate (2) is provided with a mounting frame (3) through the angle adjusting device (4), and the mounting frame (3) is further provided with a hook (5) at the rear end.

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