CN211600274U - Novel LED bulb - Google Patents

Abstract

The utility model discloses a novel LED bulb, its characterized in that: from top to bottom include the lamp shade in proper order, aluminium base board light source, the heat dissipation bars, the heat dissipation lamp stand, the lamp holder, aluminium base board light source is equipped with LED paster lamp pearl on the face towards the lamp shade, be equipped with mounting hole and bars hole on the heat dissipation bars, the mounting hole is located the heat dissipation bars center, the bars hole uses the mounting hole to be even radial distribution as the center, be equipped with the ventilative bars of heat dissipation on the heat dissipation lamp stand, the bars hole that makes the heat dissipation bars stacks with the ventilative bars mode that the heat dissipation on the heat dissipation lamp stand staggers each other in position just during the installation, and there is. The beneficial effects are as follows: the radiation-shaped heat-dissipation ventilating grid and the heat-dissipation grid are arranged on the lamp holder, so that the structure of the bulb is simplified, the heat-dissipation surface is enlarged, the heat-dissipation path in the bulb is shortened, and the lamp holder has a good heat-dissipation effect; the heat dissipation and the lamp holder are integrally formed, the assembly is simple and convenient, the number of parts is small, the heat dissipation performance is good, small volume and high power can be realized, and the service life of the LED bulb is ensured.

Description

A new type of LED bulb

technical field

The utility model relates to the technical field of lighting, in particular to a novel LED bulb.

Background technique

LED bulbs generally include a lampshade, a lamp body, a lamp holder, and a lamp holder. One end of the lamp holder is used to fix the lampshade and the lamp body, and the other end of the lamp holder is fixedly connected to the lamp holder. There are many parts and components connected to the bulb, many connection and assembly processes, and much labor time. In addition, the LED bulb is equipped with a driving power supply and LED light source heating components at the same time. When working, both the driving power supply and the LED light source will generate a lot of heat. The accumulation inside the LED bulb will also affect the service life of the LED bulb, resulting in its heat dissipation problem, which is a difficult problem in the industry, especially for high-power LED bulbs, the heat dissipation problem is more significant. Therefore, it is necessary to propose an LED with good heat dissipation performance. light bulb, solve the above problems.

SUMMARY OF THE INVENTION

The utility model proposes a novel LED bulb to solve or at least alleviate the above problems, and is especially suitable for light sources of LEDg9g4e14 type and e27 type.

The utility model realizes the above-mentioned purpose through the following technical solutions:

A new type of LED light bulb is characterized in that: from top to bottom, it includes a lampshade, an aluminum substrate light source, a heat dissipation grid, a heat dissipation lamp holder, and a lamp cap, wherein the lampshade is made of a light-guiding material, and the aluminum substrate light source faces the surface of the lampshade. There are LED SMD lamp beads, and there are mounting holes and grid holes on the heat dissipation grid. The mounting holes are located in the center of the heat dissipation grid. The number of grid holes is at least 3. The grid holes are evenly distributed with the mounting holes as the center. There is a heat dissipation and ventilation grille, the shape, size and number of the heat dissipation ventilation grille are the same as the grille holes. When installing, the grille holes of the heat dissipation grille and the heat dissipation ventilation grilles on the heat dissipation lamp holder are exactly staggered from each other. The separation gap of more than 1mm.

Preferably, the edge of the heat dissipation grid is provided with positioning bumps, there are at least one positioning bump, and the edge of the upward surface of the heat dissipation lamp holder is provided with positioning grooves, and the number of positioning grooves is the same as that of the positioning bumps. When the grille is placed on the heat dissipation lamp holder according to the positioning bump embedded in the positioning groove, the grid hole of the heat dissipation grille and the heat dissipation ventilation grille on the heat dissipation lamp holder are just staggered from each other and have a separation gap of at least 1mm or more.

Preferably, the center of the upward facing surface of the heat dissipation lamp holder has an inner concave portion, the inner concave portion accommodates the cable, and the heat dissipation and ventilation grilles are evenly distributed radially centered on the inner concave portion.

Preferably, the heat-dissipating lamp socket and the lamp cap are integrally formed.

Preferably, the lamp holder is provided with conductive pins, and the aluminum substrate light source and the heat dissipation grid are fixed on the heat dissipation lamp holder by screws or buckles.

Preferably, the lampshade is fixed on the heat-dissipating lamp holder through a buckle.

Preferably, the lampshade is fixed on the heat-dissipating lamp holder by an adhesive.

Preferably, the lampshade is fixed on the heat-dissipating lamp holder by screws.

Compared with the prior art, the beneficial effects of the present utility model are as follows:

By arranging radial heat dissipation ventilation grilles and heat dissipation grilles on the lamp holder, the structure of the bulb is simplified, the heat dissipation surface is increased, the heat dissipation path in the bulb is shortened, and the heat dissipation effect is good without additional auxiliary heat dissipation components. ; The heat dissipation and the lamp holder are integrally formed, which is easy to assemble, has few parts, and has good heat dissipation performance, which can realize small volume and high power, and ensure the service life of LED bulbs.

Description of drawings

In order to more clearly illustrate the embodiments of the present utility model or the technical solutions in the prior art, the following briefly introduces the accompanying drawings that need to be used in the description of the embodiments or the prior art. Obviously, the accompanying drawings in the following description These are just some embodiments of the present invention, and for those of ordinary skill in the art, other drawings can also be obtained from these drawings without creative effort.

1 is an exploded view of a novel LED light bulb according to the present invention;

2 is a schematic diagram of the structure of a heat dissipation grid of a novel LED bulb according to the present invention;

3 is a schematic diagram of the structure of the back of the heat-dissipating lamp holder of a novel LED bulb of the present invention;

FIG. 4 is a schematic view of the front structure of the heat-dissipating lamp holder of a novel LED bulb according to the present invention.

Description of reference numerals: 1. Lampshade; 2. Aluminum substrate light source; 3. Heat dissipation grille; 4. Heat dissipation lamp holder; 5. Lamp holder; 6. Heat dissipation ventilation grille; block; 10. Inner recess; 11. Positioning groove; 12. Electrical pin.

Detailed ways

Below in conjunction with embodiment and accompanying drawing, the utility model is further described:

As shown in Figure 1-4, a new type of LED bulb, from top to bottom, includes a lampshade (1), an aluminum base light source (2), a heat dissipation grille (3), a heat dissipation lamp holder (4), and a lamp cap (5), The lampshade (1) is made of light-guiding material, the surface of the aluminum substrate light source (2) facing the lampshade (1) is provided with LED SMD lamp beads, and the aluminum substrate light source (2) faces away from the lampshade (1). The surface is covered with LED circuits and electronic components, the heat dissipation grid (3) is provided with mounting holes (8) and grid holes (7), the mounting hole (8) is located in the center of the heat dissipation grid (3), and the number of grid holes (7) is at least more than 3, the grid holes (7) are evenly distributed radially with the mounting hole (8) as the center, the edge of the heat dissipation grid (3) is provided with positioning bumps (9), and there are at least one positioning bump (9), And evenly distributed, the heat dissipation lamp holder (4) and the lamp cap (5) are integrally formed, the center of the upward surface of the heat dissipation lamp holder (4) has an inner recess (10), the inner recess (10) accommodates the cable, and the heat dissipation lamp holder ( 4) There is a heat dissipation and ventilation grille (6) on the upper part, and the heat dissipation and ventilation grille (6) is evenly radially distributed with the inner recess (10) as the center, and the edge of the upward surface of the heat dissipation lamp holder (4) is provided with a positioning groove (11) , the number of positioning grooves (11) is the same as that of the positioning bumps (9), the shape, size and number of the heat dissipation ventilation grille (6) are the same as the grid holes (7), and the heat dissipation grille (3) is embedded according to the positioning bumps (9). When the positioning groove (10) is stacked on the heat dissipation lamp holder (4), the grid hole (7) of the heat dissipation grille (3) and the heat dissipation ventilation grille (6) on the heat dissipation lamp holder (4) are just staggered from each other and have at least With a separation gap of 1mm, the air can pass through the grid hole (7) and the heat dissipation ventilation grid (6) for convective heat dissipation, so that the heat generated by the aluminum base light source (2) during operation can be diffused; The feet (12), the aluminum base light source (2), and the heat dissipation grille (3) are fixed on the heat dissipation lamp holder (4) by screws or buckles, and the lampshade (1) is fixed on the heat dissipation lamp holder (4) by means of the buckles. It can be fixed on the heat sink (4) with screws or adhesive.

The basic principles, main features and advantages of the present invention have been shown and described above. It should be understood by those skilled in the art that the present invention is not limited by the above-mentioned embodiments. The above-mentioned embodiments and descriptions only illustrate the principle of the present invention. Without departing from the spirit and scope of the present invention, the present invention The new model will also have various changes and improvements, which all fall within the scope of the claimed invention.

Claims (8)

1. A new type of LED light bulb, characterized in that: from top to bottom, it comprises a lampshade (1), an aluminum substrate light source (2), a heat dissipation grid (3), a heat dissipation lamp holder (4), a lamp cap (5), an aluminum substrate The surface of the light source (2) facing the lampshade (1) is provided with LED chip lamp beads, the heat dissipation grid (3) is provided with a mounting hole (8) and a grid hole (7), and the mounting hole (8) is located in the heat dissipation grid (3). ) center, the number of grid holes (7) is at least 3, the grid holes (7) are evenly distributed radially with the mounting hole (8) as the center, and the heat dissipation lamp holder (4) is provided with a heat dissipation and ventilation grille (6), heat dissipation and ventilation The shape, size and quantity of the grid (6) are the same as those of the grid holes (7). The grid holes (7) and the heat dissipation and ventilation grid (6) are staggered with each other, and there is a separation gap of at least 1 mm or more. 2. A new type of LED light bulb according to claim 1, characterized in that: the edge of the heat dissipation grid (3) is provided with positioning bumps (9), and there are at least one positioning bump (9) to dissipate heat. The edge of the upward-facing surface of the lamp holder (4) is provided with positioning grooves (11). The number of positioning grooves (11) is the same as that of the positioning bumps (9). The groove (11) is stacked on the heat dissipation lamp holder (4). 3. A new type of LED light bulb according to claim 1 or 2, characterized in that: the center of the upward-facing surface of the heat dissipation lamp holder (4) has an inner recess (10), and the inner recess (10) accommodates a cable , the heat dissipation and ventilation grills (6) are evenly distributed radially with the inner concave portion (10) as the center. 4. A new type of LED light bulb according to claim 3, characterized in that: the heat dissipation lamp holder (4) and the lamp cap (5) are integrally formed. 5. A new type of LED light bulb according to claim 4, characterized in that: the lamp holder (5) is provided with conductive pins (12), the aluminum substrate light source (2) and the heat dissipation grille (3) are provided with screws or The clip is fixed on the heat dissipation lamp holder (4). 6. A new type of LED light bulb according to claim 5, characterized in that: the lampshade (1) is fixed on the heat-dissipating lamp holder (4) by means of a buckle. 7. A new type of LED light bulb according to claim 5, characterized in that: the lampshade (1) is fixed on the heat-dissipating lamp holder (4) by an adhesive. 8 . The novel LED light bulb according to claim 5 , wherein the lampshade ( 1 ) is fixed on the heat dissipation lamp holder ( 4 ) by screws. 9 .

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