CN203980141U - A bulb-shaped lens for an LED lamp - Google Patents

Abstract

The utility model discloses a ball bubble shape lens for LED lamp, this ball bubble shape lens for LED lamp include: an LED lens body, this LED lens body fixed mounting is in the radiator lower extreme that sets up in the LED lamp, and this radiator lower extreme is provided with the LED light emitting source, the LED lens body includes: the lens connecting part and the lens light guide part are fixed into a whole, wherein the edge of the lower end of the lens connecting part is smoothly connected with the edge of the upper end of the lens light guide part; the lens connecting part is spirally fixed with the lower end of the radiator, wherein the LED luminous source at the lower end of the radiator extends into the lens light guide part. The utility model discloses during the use, can be directly with LED lens body 1 and the screw thread section spiral fixed connection of radiator lower extreme, make LED lens body be fixed in the LED lamp, the assembly is got up very portably, and can realize changing fast. Additionally, the utility model discloses leaded light illumination angle can reach 180 degrees, makes the illumination scope of LED lamp more extensive to satisfy different demands.

Description

A bulb-shaped lens for an LED lamp

Technical field:

The utility model relates to the technical field of lamp products, in particular to a bulb-shaped lens for an LED lamp with a simple structure and simple assembly, and a light guiding angle of up to 180 degrees.

Background technique:

At this stage, under the circumstances of the global pursuit of health, environmental protection and energy crisis, LED lighting has been recognized by the world as an important way of health, energy saving and environmental protection, and its application scope is expanding at a faster speed. For interior decoration lighting, LED has the advantages of long life and low power consumption, so that LED gradually replaces the original small incandescent bulbs and fluorescent lamps. Therefore, LED lighting is also entering thousands of households at a rapid pace.

In order to obtain a variety of light effects, the LED lighting industry continues to design new technologies and solutions. Among them, the LED lens is a major light effect design scheme. It can not only change the light distribution of the lamp, but also change the light effect to meet better lighting design requirements.

In view of this, various LED lenses appear in the market. Some LED lenses include a LED lens body and a positioning ring. The positioning ring is sleeved on the LED lens body and fixed on the LED lens body. There is a positioning block that matches the notch of the lampshade. There is a card slot formed inside the lampshade, and a snap spring is detachably installed in the card slot. When installing, insert the positioning ring with the LED lens body into the lampshade, and connect the positioning block on the positioning ring with the Fit the notch on the lampshade, and then put the circlip into the slot. At this time, the end of the circlip is against the end face of the LED lens body. Although the LED lens body can be fixed by the circlip, there are certain shortcomings: the structure is complex , many parts, inconvenient installation, etc., which cannot meet the needs of the market. In addition, the light guide angle of the LED lens is far from reaching 180 degrees, which cannot meet the needs of different customers.

In view of this, the inventor proposes the following technical solutions.

Utility model content:

The purpose of the utility model is to overcome the deficiencies of the prior art, and provide a bulb-shaped lens for LED lamps with a simple structure and simple assembly, and the light guide angle can reach 180 degrees. .

In order to solve the above-mentioned technical problems, the utility model adopts the following technical scheme: the bulb-shaped lens for the LED lamp includes: an LED lens body, the LED lens body is fixedly installed at the lower end of the radiator provided in the LED lamp, and the radiator The lower end is provided with an LED light source, and the LED lens body includes: a solid-integrated lens connection part and a lens light guide part, wherein, the lower end edge of the lens connection part is smoothly connected with the upper end edge of the lens light guide part; The lens connection part is screwed to the lower end of the radiator, wherein the LED light source at the lower end of the radiator extends into the light guide part of the lens.

Further, in the above technical solution, the upper end of the lens connection part is provided with a mounting groove, and the inner wall of the mounting groove is provided with an internal thread; the lower end of the heat sink is provided with a threaded section, and the threaded section is screwed into the lens connection. in the mounting groove on the upper end of the

Furthermore, in the above technical solution, the bottom of the installation groove at the upper end of the lens connection part is also provided with a container for accommodating the LED light source.

Furthermore, in the above technical solution, the bottom of the container at the upper end of the lens connection part is an arc convex or an arc recess.

Furthermore, in the above technical solution, the lens connection part is cylindrical.

Furthermore, in the above technical solution, the lens light guide part is hemispherical.

Furthermore, in the above technical solution, the LED lens body is integrally formed of acrylic.

Furthermore, in the above technical solution, a lampshade is sleeved on the lower end of the radiator, and the lampshade is positioned above the LED lens body.

After adopting the above technical solution, the utility model has the following beneficial effects compared with the prior art: when the utility model is used, the LED lens body 1 can be directly screwed and fixedly connected to the threaded section at the lower end of the radiator, so that the LED lens body can be fixed on In LED lamps, it is very easy to assemble and can be replaced quickly. In addition, the illumination angle of the light guide of the utility model can reach 180 degrees, so that the illumination range of the LED lamp is wider, so as to meet different demands.

Description of drawings:

Fig. 1 is a structural representation of the utility model;

Fig. 2 is the structural representation of the utility model after the lampshade is installed;

Explanation of reference signs:

1 LED lens body 11 Lens connection part

12 lens light guide part 2 LED lights

21 Radiator 211 threaded section

22 lamp holders 3 lampshades

Detailed ways:

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

Referring to FIG. 1 , it is a bulb-shaped lens for an LED lamp, which includes: an LED lens body 1 , and the LED lens body 1 is applied to an LED lamp 2 .

The LED lamp 2 generally includes a lamp cap 22 , a radiator 21 installed at the lower end of the lamp cap 22 and an LED light source arranged at the lower end of the radiator 21 , wherein the LED lens body 1 is fixedly installed at the lower end of the radiator 21 .

The LED lens body 1 is integrally formed by acrylic, and the LED lens body 1 includes: a solid-integrated lens connection part 11 and a lens light guide part 12, wherein the lens connection part 11 is screwed to the lower end of the radiator 21, wherein, The LED light source at the lower end of the heat sink 21 extends into the lens light guide part 12, so that the light guide irradiation angle of the LED lens body 1 can reach 180 degrees.

The lens connecting portion 11 is cylindrical; the lens light guiding portion 12 is hemispherical, and the lower edge of the lens connecting portion 11 is smoothly connected with the upper edge of the lens light guiding portion 12 .

The upper end of the lens connecting part 11 is provided with a mounting groove, and the inner wall of the mounting groove is provided with an internal thread; the lower end of the radiator 21 is provided with a threaded section 211, and the threaded section 211 is screwed into the upper end of the lens connecting part 11 for installation. in the slot.

The bottom of the installation groove at the upper end of the lens connection part 11 is also provided with a container for accommodating the LED light source. The light emitting source extends into the cavity of the lens light guide part 12 to realize 180-degree light irradiation.

According to actual needs, a lampshade 3 can also be sleeved on the lower end of the heat sink 21 . As shown in FIG. 2 , the lampshade 3 is positioned above the LED lens body 1 .

When the utility model is used, the LED lens body 1 can be screwed and fixedly connected directly to the threaded section 211 at the lower end of the radiator 21, so that the LED lens body 1 is fixed in the LED lamp, which is very easy to assemble and can be quickly replaced. In addition, the illumination angle of the light guide of the utility model can reach 180 degrees, so that the illumination range of the LED lamp is wider, so as to meet different demands.

Of course, the above descriptions are only specific embodiments of the utility model, and are not intended to limit the implementation scope of the utility model. Should be included in the utility model patent scope.

Claims (8)

1. A bulb-shaped lens for an LED lamp, comprising: an LED lens body (1), the LED lens body (1) is fixedly mounted on the lower end of a radiator (21) provided in the LED lamp (2), and the radiator (21) The lower end is provided with an LED light source, characterized in that: the LED lens body (1) includes: a solid-integrated lens connection part (11) and a lens light guide part (12), wherein the lens connection part ( 11) The lower end edge is smoothly connected with the upper end edge of the lens light guide part (12); the lens connecting part (11) is screw-fixed with the lower end of the heat sink (21), wherein the LED light source output at the lower end of the heat sink (21) Extend into the lens light guide part (12). 2. A bulb-shaped lens for LED lights according to claim 1, characterized in that: the upper end of the lens connection part (11) is provided with a mounting groove, and the inner wall of the mounting groove is provided with internal threads; the radiator (21) A threaded segment (211) is provided at the lower end, and the threaded segment (211) is screwed into the installation groove at the upper end of the lens connecting part (11). 3 . The bulb lens for LED lamps according to claim 2 , characterized in that: the bottom of the installation groove at the upper end of the lens connection part ( 11 ) is also provided with a container for accommodating the LED light source. 4 . 4 . The bulb-shaped lens for LED lamps according to claim 3 , characterized in that: the bottom of the cavity at the upper end of the lens connection part ( 11 ) is a convex arc or a concave arc. 5 . 5. The bulb-shaped lens for an LED lamp according to any one of claims 1-4, characterized in that: the lens connecting portion (11) is cylindrical. 6. The bulb lens for LED lamp according to any one of claims 1-4, characterized in that: the lens light guiding part (12) is hemispherical. 7. The bulb lens for LED lamp according to any one of claims 1-4, characterized in that: the LED lens body (1) is integrally formed of acrylic. 8. A bulb-shaped lens for LED lamps according to any one of claims 1-4, characterized in that: a lampshade (3) is sleeved on the lower end of the radiator (21), and the lampshade (3) It is positioned above the LED lens body (1).