CN112648542A

CN112648542A - LED lamp bead and LED support thereof

Info

Publication number: CN112648542A
Application number: CN202011318086.4A
Authority: CN
Inventors: 刘志锋
Original assignee: Shenzhen Hualai Photoelectric Technology Co ltd
Current assignee: Shenzhen Hualai Photoelectric Technology Co ltd
Priority date: 2020-11-23
Filing date: 2020-11-23
Publication date: 2021-04-13

Abstract

The invention relates to the technical field of lighting lamps and discloses an LED lamp bead and an LED support thereof, wherein the support comprises a base, the left side wall and the right side wall of the base are fixedly connected with wiring pins, the opposite ends of the two wiring pins respectively extend into the base, the positions of the left side wall and the right side wall of the base above the two wiring pins are fixedly connected with connecting plates, the opposite sides of the upper ends of the two connecting plates are respectively provided with a round hole and are fixedly connected with a round rod through the round hole, the insides of the two round rods are respectively provided with a cavity, and the lower side walls of the two cavities are respectively provided with a slide hole and are slidably connected with a tightening rod through the. This LED lamp pearl and LED support thereof can avoid because of the wiring pin fracture, drop etc. lead to LED lamp pearl during operation luminous shakiness, or consequently burn out, prolongs the life of LED lamp pearl, can change suitable tapering snoot according to the light irradiation demand of reality simultaneously to improve illuminating effect, application scope is big.

Description

LED lamp bead and LED support thereof

Technical Field

The invention relates to the technical field of lighting lamps, in particular to an LED lamp bead and an LED bracket thereof.

Background

LEDs, i.e., light emitting diodes, are semiconductor components that have been widely used in recent years for indicator lights, display LED panels, liquid crystal display backlights, and for general illumination. The light-emitting principle of the LED lamp bead is that current passes through a compound semiconductor, and part of energy is released in the form of light through the combination of electrons and holes, so that the light-emitting effect is achieved, and the LED support is used as a support body for supporting the LED lamp bead and conducting electricity.

At present, the welding area of positive negative terminal pin on the LED support is less, there is the virtual welding in the welded, the unstable phenomenon of welding, if people do not discover in time, follow-up can make LED lamp pearl lead to luminous unstability because of the contact is poor, even after normal welding is firm, vibrations that produce during the transportation, collision vibrations during the assembly etc. and receive other influences that produce collision vibrations such as wind current in daily use under, still exist and lead to phenomena such as the wiring position department fracture of wiring pin and circuit board, LED lamp pearl can consequently give out light unstably, even burn out, life shortens, consequently, provide an LED lamp pearl and LED support thereof.

Disclosure of Invention

Technical problem to be solved

Aiming at the defects of the prior art, the invention provides an LED lamp bead and an LED bracket thereof, which have the advantages of effectively avoiding the phenomena of unstable light emission, even burning out and the like of the LED lamp bead caused by poor contact and cracking of a wiring pin due to vibration generated by insufficient welding, unstable welding, transportation and assembly and the like, prolonging the service life of the LED lamp bead and the like, solving the phenomena of unstable light emission and poor welding during welding, causing unstable light emission of the LED lamp bead caused by poor contact and vibration generated during transportation and assembly even after normal welding is stable and causing cracking and the like of the wiring position of the wiring pin and a circuit board under the influence of wind current and other collision vibration generated during daily use, and causing unstable light emission of the LED lamp bead, even burning out, the service life is shortened.

(II) technical scheme

In order to effectively avoid the phenomena of unstable light emission, even burning and the like of the LED lamp bead caused by poor contact and cracking of a wiring pin due to vibration generated by insufficient welding, unstable welding, transportation assembly and the like and prolong the service life of the LED lamp bead, the invention provides the following technical scheme: a light-emitting diode (LED) bracket comprises a base, wherein the left side wall and the right side wall of the base are fixedly connected with wiring pins, opposite ends of the two wiring pins extend into the base respectively, connecting plates are fixedly connected at positions above the two wiring pins on the left side wall and the right side wall of the base, round holes are formed in opposite sides of the upper ends of the two connecting plates, round rods are fixedly connected with the round holes through the round holes, cavities are formed in the round rods, sliding holes are formed in the lower side walls of the cavities, abutting rods are connected with the lower side walls of the cavities in a sliding manner through the sliding holes, movable blocks are fixedly connected with the upper ends of the abutting rods, sliding blocks are arranged at the left ends and the right ends of the two movable blocks, sliding grooves matched with the sliding blocks are formed in the left side wall and the right side wall of the cavities, springs are fixedly arranged between the upper ends of the two, two the lower extreme of propping tight pole all is fixedly connected with to the tight piece, and just two are propped the tight piece and all are located the welding end top setting of homonymy wiring pin.

Preferably, a plurality of heat conduction base plates which are uniformly distributed are arranged below the base, the upper end of each heat conduction base plate is coated with a heat conduction silica gel layer and is fixedly bonded with the lower end of the base through the heat conduction silica gel layer, and the side wall of each heat conduction base plate is fixedly inserted with a U-shaped heat dissipation pipe.

Preferably, two the jack has all been seted up to the lateral wall lower extreme of the opposite one side of round bar, and the inside of two jacks all slides and pegs graft and have the rubber cock pole, two the pole wall lower extreme of support pole all seted up with the spacing hole of rubber cock pole assorted.

Preferably, the lower ends of the plurality of heat conduction base plates and the lower ends of the welding parts of the two wiring pins are arranged on the same horizontal line.

Preferably, the two abutting blocks are made of insulating materials, and the two abutting rods and the two round rods are made of heat-conducting aluminum alloy materials.

In another aspect of the invention, an LED lamp bead is provided, which comprises a lamp bead body and the LED bracket, wherein the lower end of the side wall of the lamp bead body is fixedly sleeved with a base, the lower end of the base is fixedly connected with the upper end of the base, and the positive electrode and the negative electrode of the lamp bead body penetrate through the upper end of the base and extend into the base to be electrically connected with one end, positioned in the base, of a wiring pin at a corresponding position.

Preferably, the outside cover of lamp pearl body is equipped with the toper snoot, the lower extreme fixedly connected with internal thread cover of toper snoot, the lateral wall of base is fixed to be cup jointed the external screw thread ring, and the lateral wall of external screw thread ring and the inside wall threaded connection of internal thread cover.

Preferably, the inner side wall of the conical light-gathering cover is fixedly connected with a plurality of uniformly distributed bulges.

Preferably, the outer side of the lamp bead body is sleeved with annular light reflecting paper, and the lower end of the annular light reflecting paper is fixedly connected with the upper end of the base.

(III) advantageous effects

Compared with the prior art, the invention provides an LED lamp bead and an LED bracket thereof, which have the following beneficial effects:

1. the LED lamp bead and the LED bracket thereof can be used as a light source through the arranged lamp bead body, and through the mutual matching of the arranged base and the two wiring pins, can be used as a support of a lamp bead body, and by the mutual matching of two connecting plates, two round rods, two abutting rods, two movable blocks, two springs and two abutting blocks, after the welding of the two wiring pins is finished, a certain abutting force can be applied to the welding positions of the two wiring pins, even if the welding position of the wiring pin and the circuit board is cracked and dropped due to the welding quality, external vibration and the like, can make two wiring pins and welding position keep closely laminating, avoid leading to lamp pearl body during operation to give out light unstably because of wiring pin fracture, or consequently lead to burning out, prolong the life of lamp pearl body.

2. This LED lamp pearl and LED support thereof, through a plurality of heat conduction backing plates that are equipped with, mutually support of a plurality of heat conduction silica gel layers and a plurality of U-shaped cooling tubes, after the installation, can make and keep certain clearance between the lower extreme of base and the circuit board, do benefit to in time the effluvium of heat, toper snoot through being equipped with, can carry out spotlight processing to the lamp pearl body, mutually support through internal thread cover and the external screw thread ring that is equipped with, can change suitable toper snoot according to the light irradiation needs of reality, in order to improve illuminating effect, when the illumination zone that needs are bigger, also can change the toper snoot into planar reflector panel, cooperate the arch on it, can do benefit to light diffuse reflection, do benefit to and increase irradiation range.

Drawings

FIG. 1 is a schematic view of an LED lamp bead and an LED bracket structure thereof provided by the invention;

FIG. 2 is a schematic cross-sectional view of FIG. 1 according to the present invention;

FIG. 3 is an enlarged view of a portion A of FIG. 2 according to the present invention;

FIG. 4 is a schematic top view of the base shown in FIG. 2 according to the present invention;

fig. 5 is a schematic side view of the U-shaped heat pipe shown in fig. 1 according to the present invention.

In the figure: 1 base, 2 wiring pins, 3 connecting plates, 4 round bars, 5 support tight poles, 6 movable blocks, 7 springs, 8 support tight blocks, 9 heat conduction backing plates, 10 heat conduction silica gel layers, 11U-shaped radiating pipes, 12 rubber stopper rods, 13 lamp pearl bodies, 14 bases, 15 conical light-gathering covers, 16 internal thread sleeves, 17 external thread rings, 18 bulges and 19 annular reflective paper.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

Referring to fig. 1-3 and 5, an LED bracket comprises a base 1, wherein the left and right side walls of the base 1 are fixedly connected with wiring pins 2, and opposite ends of the two wiring pins 2 extend into the base 1, the left and right side walls of the base 1 are fixedly connected with connecting plates 3 above the two wiring pins 2, the upper ends of the two connecting plates 3 are provided with round holes and fixedly connected with round rods 4 through the round holes, the inner parts of the two round rods 4 are provided with cavities, the lower side walls of the two cavities are provided with slide holes and slidably connected with tightening rods 5 through the slide holes, the upper ends of the two tightening rods 5 are fixedly connected with movable blocks 6, the left and right ends of the two movable blocks 6 are provided with slide blocks, the left and right side walls of the two cavities are provided with slide grooves matched with the slide blocks, springs 7 are fixedly arranged between the upper ends of the two movable blocks 6 and the upper side walls of the cavities at the same side, the equal fixedly connected with of lower extreme of two support poles 5 supports tight piece 8, and just two support tight piece 8 all are located the welding end top setting of homonymy wiring pin 2.

The below of base 1 is equipped with a plurality of evenly distributed's heat conduction backing plate 9, and every heat conduction backing plate 9's upper end all coats and has heat conduction silica gel layer 10 and through the fixed bonding of heat conduction silica gel layer 10 with the lower extreme of base 1, every heat conduction backing plate 9's lateral wall all is fixed the grafting has U-shaped cooling tube 11, after the installation, can make and keep certain clearance between the lower extreme of base 1 and the circuit board, do benefit to in time effluvium the heat, cooperate a plurality of U-shaped cooling tubes 11 to increase the heat radiating area of base, do benefit to and improve the radiating efficiency.

The jack has all been seted up to the lateral wall lower extreme of two opposite one sides of round bar 4, and the inside of two jacks is all slided and is pegged graft and have rubber cock stem 12, and the spacing hole that matches with rubber cock stem 12 is all seted up to the pole wall lower extreme of two tight poles 5 that support, and before the welding, can carry on spacingly to two tight poles 5 that support through two rubber cock stems 12, avoids two tight piece 8 influences the weldment work to two wiring pins 2 that support.

The lower extreme of two a plurality of heat conduction backing plates 9 all is located same horizontal line setting with the welding part lower extreme of two wiring pins 2, can guarantee the whole parallel and level of support lower extreme.

Two are the insulating material and make to the piece 8 that supports, and two support the piece 5 and two round bars 4 and be heat conduction aluminum alloy material and make, and two piece 8 that supports that insulating material made can guarantee two wiring pins 2's circular telegram safety, and heat effluvium when two round bars 4 and two support the piece 5 that heat conduction aluminum alloy material made can do benefit to welding position department circular telegram.

The invention also provides an LED lamp bead, as shown in fig. 1-2 and fig. 4, comprising a lamp bead body 13 and the LED support, wherein the lower end of the side wall of the lamp bead body 13 is fixedly sleeved with a base 14, the lower end of the base 14 is fixedly connected with the upper end of the base 1, and the positive electrode and the negative electrode of the lamp bead body 13 both penetrate through the upper end of the base 1 and extend into the base 1 to be electrically connected with one end of the wiring pin 2 at the corresponding position in the base 1.

The outside cover of lamp pearl body 13 is equipped with toper snoot 15, the lower extreme fixed connection of toper snoot 15 has internal thread bush 16, external screw thread ring 17 has been cup jointed to the fixed lateral wall of base 14, and the lateral wall of external screw thread ring 17 and the inside wall threaded connection of internal thread bush 16, toper snoot 15 can carry out spotlight processing to the light that lamp pearl body 13 sent, improve the illumination intensity of lamp pearl body 13, twist external screw thread ring 17 and make it separate with internal thread bush 6, thereby can change toper snoot 15, change suitable tapered toper snoot 15 with the illumination demand according to the reality, simultaneously when the illumination zone that needs are bigger, also can change toper snoot 15 into planar reflector panel, cooperate protruding 18 on it, can be favorable to light diffuse reflection, do benefit to the increase irradiation range.

The inner side wall of the conical light-gathering cover 15 is fixedly connected with a plurality of uniformly distributed bulges 18, so that the reflection of light rays can be increased, and the lighting effect is improved.

The outside cover of lamp pearl body 13 is equipped with annular reflection of light paper 19, and the lower extreme of annular reflection of light paper 19 and the upper end fixed connection of base 14 can go out the light reflection of shining on base 14.

In summary, when the LED lamp bead and the LED bracket are used, after the base 14 and the base 1 are packaged, the two wiring pins 2 are placed at positions to be welded on the circuit board, at this time, the two wiring pins 2 and the circuit board can be welded and fixed by the welding equipment, after the welding is completed, the two rubber plugs 12 are drawn out, the two movable blocks 6 can move down under the action of the two springs 7, so as to drive the two tightening rods 5 to move down, further the tightening blocks 8 can move down and contact with the welding positions of the two wiring pins 2, so as to apply a certain tightening force to the welding positions of the two wiring pins 2, even if the welding positions of the wiring pins 2 and the circuit board crack and fall off due to the welding quality, external vibration and the like, the two wiring pins 2 can be tightly attached to the welding positions, avoid leading to the luminous unstability of lamp pearl body 13 during operation because of wiring pin 2 ftractures, or consequently lead to burning out, prolong the life of lamp pearl body 13.

It is to be noted that the term "comprises," "comprising," or any other variation thereof is intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus. Without further limitation, an element defined by the phrase "comprising an … …" does not exclude the presence of other identical elements in a process, method, article, or apparatus that comprises the element.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.

Claims

1. An LED support, comprising a base (1), characterized in that: the left side wall and the right side wall of the base (1) are both fixedly connected with wiring pins (2), the opposite ends of the two wiring pins (2) respectively extend into the base (1), the positions of the left side wall and the right side wall of the base (1) above the two wiring pins (2) are both fixedly connected with connecting plates (3), the opposite sides of the upper ends of the two connecting plates (3) are both provided with round holes and are fixedly connected with round rods (4) through the round holes, the insides of the two round rods (4) are both provided with cavities, the lower side walls of the two cavities are both provided with slide holes and are connected with tightening rods (5) through the slide holes in a sliding manner, the upper ends of the two tightening rods (5) are both fixedly connected with movable blocks (6), the left end and the right end of the two movable blocks (6) are both provided with slide blocks, and the left side wall and the right side wall, two all fixed spring (7) that are equipped with between the upper end of movable block (6) and the last lateral wall of homonymy cavity, two the equal fixedly connected with of lower extreme of tight pole (5) supports tight piece (8), and just two support tight piece (8) and all be located the welding end top setting of homonymy wiring pin (2).

2. An LED support according to claim 1, wherein: the heat radiating structure is characterized in that a plurality of heat conducting base plates (9) which are uniformly distributed are arranged below the base (1), the upper end of each heat conducting base plate (9) is coated with a heat conducting silica gel layer (10) and fixedly bonded with the lower end of the base (1) through the heat conducting silica gel layer (10), and each U-shaped heat radiating pipe (11) is fixedly inserted into the side wall of each heat conducting base plate (9).

3. An LED support according to claim 1, wherein: two the jack has all been seted up to the lateral wall lower extreme of the opposite one side of round bar (4), and the inside of two jacks all slides and pegs graft and have rubber stopper pole (12), two the pole wall lower extreme of tight pole (5) of support all seted up with rubber stopper pole (12) assorted spacing hole.

4. An LED support according to claim 2, wherein: the lower ends of the heat conduction base plates (9) are arranged on the same horizontal line with the lower ends of the welding parts of the two wiring pins (2).

5. An LED support according to claim 1, wherein: two the piece (8) of supporting is insulating material and makes, and just two supporting pole (5) and two round bar (4) are heat conduction aluminum alloy material and make.

6. An LED lamp bead, including lamp bead body (13) and the LED support of any one of claims 1-5, characterized in that: the fixed cover of lateral wall lower extreme of lamp pearl body (13) has connect base (14), and the lower extreme of base (14) and the upper end fixed connection of base (1), the positive negative pole of lamp pearl body (13) all runs through the upper end of base (1) and extends to the inside of base (1) and the one end electric connection that wiring pin (2) corresponding position are located base (1) inside.

7. The LED lamp bead according to claim 6, characterized in that: the outside cover of lamp pearl body (13) is equipped with toper snoot (15), the lower extreme fixedly connected with internal thread bush (16) of toper snoot (15), the fixed external screw thread ring (17) that has cup jointed of lateral wall of base (14), and the lateral wall of external screw thread ring (17) and the inside wall threaded connection of internal thread bush (16).

8. The LED lamp bead according to claim 7, characterized in that: the inner side wall of the conical light-gathering cover (15) is fixedly connected with a plurality of uniformly distributed bulges (18).

9. The LED lamp bead according to claim 6, characterized in that: the outer side of the lamp bead body (13) is sleeved with annular light reflecting paper (19), and the lower end of the annular light reflecting paper (19) is fixedly connected with the upper end of the base (14).