CN201093375Y - Lens structure of light-emitting diode lamp - Google Patents

Abstract

The utility model relates to a lens structure of a light emitting diode lamp, which designs a plurality of cavity-shaped protrusions arranged according to specific arrangement on a packaging lens of the light emitting diode lamp. When the light emitting diode emits light, the light transmitting intensity of the light passing through the plurality of cavity type protrusions on the packaging lens is different, so that a specific light emitting pattern is presented.

Description

Light-emitting diode lamp lens structure

technical field

The utility model relates to a lens structure of a light-emitting diode lamp, in particular to a shape in which the surface of a packaged lens is designed to have a plurality of cavity-shaped projections (cavities), and the light transmission intensity of the cavity-shaped projections on the packaged lens is utilized. A light-emitting diode lamp lens structure that exhibits a specific light-emitting pattern.

Background technique

Because light-emitting diodes (Light-Emitting Diode, LED) have many advantages such as high brightness, power saving, long life, safety and fast response, and the brightness level that LED can display is also getting higher and higher, so it is widely used in electronic devices or lighting fixtures. The illuminating surface of a general lamp is usually a circular illuminating surface according to usage habits, but the light emitting diodes arranged on the LED lamp group are arranged in an array on the circuit substrate. In this way, it is not suitable for the design of the circular illuminating surface of general lamps. Therefore, in the prior art, a plurality of light-emitting diodes are usually combined into an LED light group, and an illuminating surface is formed by combining the LED light groups. Or in order to match the circular illuminating surface of general lamps, directly design the LED chips arranged in a circular shape, and add an optical secondary lens design.

With the popularity of LED technology, it has gradually replaced traditional light bulbs and become the main decorative light source, such as Christmas tree decorations, window lighting, space atmosphere lighting...etc. The use of LED lamps to display flower buds, forming a beautiful match with plastic petals, is also a common application of LED lamps. However, traditional LED light bulbs are all packaged and made into LED bulbs with a single packaged resin cavity (cavity) lens. Although they can be designed as LED bulbs of different colors, it is difficult for a single LED bulb to show various luminous shapes and patterns for decoration. .

It can be seen that the above-mentioned existing light-emitting diode lamps obviously still have inconveniences and defects in structure and use, and need to be further improved urgently. In order to solve the above-mentioned problems, the relevant manufacturers have tried their best to find a solution, but no suitable design has been developed for a long time, and the general products do not have a suitable structure to solve the above-mentioned problems. This is obviously the relevant industry. urgent problem to be solved. Therefore, how to create a new type of light-emitting diode lamp lens structure is one of the current important research and development topics, and it has also become a goal that the industry needs to improve.

In view of the defects of the above-mentioned existing light-emitting diode lamps, the designer actively researches and innovates on the basis of years of rich practical experience and professional knowledge in the design and manufacture of such products, and cooperates with the application of academic theories, in order to create a new type of light-emitting diode lamp. The diode lamp lens structure can improve the general existing light-emitting diode lamps and make them more practical. Through continuous research, design, and after repeated trial samples and improvements, the utility model with practical value is finally created.

Contents of the invention

The purpose of the utility model is to overcome the defects existing in the existing light-emitting diode lamps and provide a novel lens structure of light-emitting diode lamps. The technical problem to be solved is to make the packaging lens (lens) of the light-emitting diode The plurality of cavity-shaped projections arranged in a specific way improve the difficulty of displaying various light-emitting shapes and patterns for a single LED bulb for decoration, and are very suitable for practical use.

Another purpose of the present utility model is to provide a new lens structure for light-emitting diode lamps. The technical problem to be solved is to make use of the light-transmitting intensity of the light-emitting diode lamps on the package lens (lens) and the cavity shape on the surface of the package lens. The division of the protruding body is used to set off the shape and characteristics of a flower bud, which is more suitable for practical use.

The purpose of this utility model and the solution to its technical problems are achieved by adopting the following technical solutions. A light-emitting diode lamp lens structure proposed according to the utility model, which at least includes: a package base; a light-emitting diode chip arranged on the package base; connected to the light emitting diode chip, which has a recess for placing the light emitting diode chip; and a packaging lens, the surface of which has a central protrusion with a circular cross section and a plurality of peripheral protrusions with a circular cross section, and the The center of the central protrusion is aligned with the position of the LED chip on the packaging base.

The purpose of this utility model and the solution to its technical problems can also be further realized by adopting the following technical measures.

In the aforementioned light-emitting diode lamp lens structure, wherein the radius of the circular section of the surrounding protrusion is smaller than or equal to the radius of the circular section of the central protrusion.

In the aforementioned light-emitting diode lamp lens structure, the surrounding protrusions are arranged in a ring around the central protrusion with the center of the central protrusion as the center.

In the aforementioned light-emitting diode lamp lens structure, the three-dimensional shape of the central protrusion includes a combination of a hemispherical part, a conical shape, or a cylindrical shape.

In the aforementioned light-emitting diode lamp lens structure, the three-dimensional shape of the surrounding protrusion includes a combination of a hemispherical part, a conical shape, or a cylindrical shape.

The purpose of the utility model and its technical problem solving also adopt the following technical schemes to realize. A light-emitting diode lamp lens structure proposed according to the utility model, which at least includes: a package base; a light-emitting diode chip arranged on the package base; It is connected to the light-emitting diode chip, which has a depression for placing the light-emitting diode chip; and a packaging lens, the surface of which has a central protrusion with a circular cross section and a plurality of peripheral protrusions with a circular cross section, the surrounding The radius of the circular section of the protrusion is smaller than or equal to the radius of the circular section of the central protrusion, and the center of the central protrusion is aligned with the position of the LED chip on the packaging base.

The purpose of this utility model and the solution to its technical problems can also be further realized by adopting the following technical measures.

In the aforementioned light-emitting diode lamp lens structure, the surrounding protrusions are arranged in a ring around the central protrusion with the center of the central protrusion as the center.

In the aforementioned light-emitting diode lamp lens structure, the three-dimensional shape of the central protrusion includes a combination of a hemispherical part, a conical shape, or a cylindrical shape.

In the aforementioned light-emitting diode lamp lens structure, the three-dimensional shape of the surrounding protrusion includes a combination of a hemispherical part, a conical shape, or a cylindrical shape.

With the above technical solution, the lens structure of the light-emitting diode lamp of the present invention has at least the following advantages and beneficial effects:

1. The utility model is designed to have a plurality of cavity-shaped protrusions on the surface of the packaging lens of the light-emitting diode lamp. When the light-emitting diode is emitting light, because of the appropriately designed cavity-shaped protrusion on the packaging lens, the light transmission intensity of the light emitted by the light-emitting diode can be different, resulting in a visual contrast of color depth. Glowing pattern design. Therefore, the intensity of light transmission and the amount of cavity-shaped protrusions on the surface of the encapsulating lens can be used to set off the shape and characteristics of a flower bud.

2. Through the cavity-shaped projection designed on the surface of the package lens of the light-emitting diode lamp, the utility model can design the appearance of the cavity-shaped projection on the surface of the package lens according to product requirements, which can be a hemispherical part, a cone Shaped or cylindrical solid geometry.

To sum up, the present invention is a lens structure of LED lamps, which is designed to have a plurality of cavity-shaped projections in a specific arrangement on the packaging lens of the LED lamps. When the light-emitting diode is emitting light, it presents a specific light-emitting pattern by utilizing the different light transmission intensity of the light passing through the plurality of cavity-shaped protrusions on the packaging lens. The utility model has the above-mentioned many advantages and practical value, it has great improvement no matter in device structure or function, has remarkable progress in technology, and has produced easy-to-use and practical effect, and compared with existing light-emitting diode The lamps have enhanced outstanding functions, are more suitable for practical use, and have wide application value in the industry. They are a novel, progressive and practical new design.

The above description is only an overview of the technical solutions of the present utility model. In order to better understand the technical means of the present utility model, it can be implemented according to the contents of the description, and in order to make the above-mentioned and other purposes, features and advantages of the present utility model better It is obvious and easy to understand. The preferred embodiments are specifically cited below, together with the accompanying drawings, and detailed descriptions are as follows.

Description of drawings

In order to make the above and other purposes, features, advantages and embodiments of the present invention more obvious and understandable, the detailed description of the accompanying drawings is as follows:

Fig. 1 is a schematic diagram of an embodiment of a light emitting diode lamp lens structure of the present invention.

2, 3, 4 and 5 are schematic diagrams of embodiments of the cavity-shaped protruding body packaged lens with a plurality of three-dimensional geometric shapes of the present invention.

100: Light-emitting diode lamp lens structure 110: Encapsulation base

120: Conductive bracket 121: Depression

130: Light-emitting diode chip 140: Encapsulation lens

141: Central protrusion 142: Peripheral protrusion

150: conductive line

Detailed ways

In order to further explain the technical means and effects of the utility model to achieve the intended purpose of the invention, the specific implementation, structure and characteristics of the light-emitting diode lamp lens structure proposed according to the utility model will be described below in conjunction with the accompanying drawings and preferred embodiments. And its effect, detailed description is as follows.

Please refer to FIG. 1 , which is a schematic diagram of an embodiment of a lens structure of a light-emitting diode lamp of the present invention. A light emitting diode lamp lens structure 100 disclosed in the present invention includes a packaging base 110 with a conductive support 120 thereon, and an LED chip 130 is disposed on the conductive support 120 of the packaging base 110 . On the packaging base 110, there is a conductive support 120, and the conductive support 120 may have a recess 121, so that the light-emitting diode chip 130 is placed in the recess 121 of the conductive support 120, and the conductive support 120 and the light-emitting diode chip 130 are passed through the conductive circuit. 150 electrical connection. Then the LED chip 130 is packaged in the packaging lens 140 of the LED lamp lens structure 100 . The outer surface of the above-mentioned package lens 140 has a central protrusion 141 and a plurality of surrounding protrusions 142, and the center of the central protrusion 140 is aligned with the position of the LED chip 130 on the package base 110, forming a plurality of cavities. The encapsulation lens 140 of the protruding body.

Please continue to refer to FIG. 2 , FIG. 3 , FIG. 4 and FIG. 5 , which are schematic diagrams of an embodiment of the cavity-shaped protruding body package lens with a plurality of three-dimensional geometric shapes of the present invention. On the outer surface of the encapsulating lens 140 , the central protrusion 141 and the surrounding protrusion 142 have circular cross-sections, and the radius of the circular cross-section of the surrounding protrusion 142 is smaller than or equal to the radius of the circular cross-section of the central protrusion 141 . Therefore, the surrounding protrusions 142 can be arranged in a ring around the central protrusion 141 with the center of the central protrusion 141 as the center. Accordingly, the encapsulation lens 140 can be designed with a plurality of ring-shaped peripheral protrusions 142 arranged in a ring around the central protrusion 141 . However, the three-dimensional shapes of the central protrusion 141 and the surrounding protrusions 142 can be hemispherical (as shown in FIG. 2 ), conical (as shown in FIG. 3 ), cylindrical (as shown in FIG. 4 ), etc. The three-dimensional geometric shape, or even the hemispherical, conical, and cylindrical central protrusion 141 and the surrounding protrusion 142 of the above-mentioned three-dimensional geometric shape are compositely combined to form an encapsulated lens 140 (as shown in FIG. 5 ). When the light-emitting diode is emitting light, its outgoing light is emitted through the packaging lens 140 and passes through cavity-shaped protrusions of different three-dimensional shapes. Due to the difference in thickness of the packaging resin of the cavity-shaped protrusions on the packaging lens 140, the intensity of light transmission is different. Visually contrast the color shades to present a design with a specific luminous pattern.

In this way, through the light-emitting diode lamp lens structure proposed by the utility model, the difference in the intensity of light transmission of the outgoing light is used to produce a contrast in visual color depth, and the number of cavity-shaped protrusions on the surface of the packaging lens can be used to present Design different luminous patterns, such as to set off the shape, texture, characteristics of petals and buds...etc.

The above are only preferred embodiments of the present utility model, and do not limit the utility model in any form. Although the utility model has been disclosed as above with preferred embodiments, it is not intended to limit the utility model. Any Those skilled in the art can use the technical content disclosed above to make some changes or modify them into equivalent embodiments without departing from the technical solution of the present utility model. Content, any simple modifications, equivalent changes and modifications made to the above embodiments according to the technical essence of the utility model still belong to the scope of the technical solution of the utility model.

Claims (9)

1. A light-emitting diode lamp lens structure, characterized in that it comprises at least: a packaging base; A light emitting diode chip is arranged on the packaging base; a conductive support is arranged on the package base and is electrically connected to the light emitting diode chip, and has a recess on it for placing the light emitting diode chip; and A packaging lens has a central protrusion with a circular cross section and a plurality of surrounding protrusions with a circular cross section on its surface, and the center of the central protrusion is aligned with the position of the LED chip on the packaging base. 2 . The LED lamp lens structure according to claim 1 , wherein the radius of the circular section of the peripheral protrusion is smaller than or equal to the radius of the circular section of the central protrusion. 3 . 3 . The LED lamp lens structure according to claim 1 , wherein the peripheral projections are arranged in a ring around the central projection with the center of the central projection as a center. 4 . 4 . The LED lamp lens structure according to claim 1 , wherein the three-dimensional shape of the central protrusion includes a combination of a hemispherical part, a conical shape, or a cylindrical shape. 5 . The LED lamp lens structure according to claim 1 , wherein the three-dimensional shape of the surrounding protrusion comprises a combination of a hemispherical part, a conical shape or a cylindrical shape. 6. A light-emitting diode lamp lens structure, characterized in that it at least includes: a packaging base; A light emitting diode chip is arranged on the packaging base; a conductive support is arranged on the package base and is electrically connected to the light emitting diode chip, and has a recess on it for placing the light emitting diode chip; and An encapsulated lens, the surface of which has a central protrusion with a circular cross section and a plurality of peripheral protrusions with a circular cross section, the radius of the circular cross section of the surrounding protrusions is less than or equal to the radius of the circular cross section of the central protrusion, and The center of the central protrusion is aligned with the position of the LED chip on the packaging base. 7 . The LED lamp lens structure according to claim 6 , wherein the peripheral projections are arranged in a ring around the central projection with the center of the central projection as a center. 8 . The LED lamp lens structure according to claim 6 , wherein the three-dimensional shape of the central protrusion comprises a combination of a hemispherical part, a conical shape or a cylindrical shape. 9 . The LED lamp lens structure according to claim 6 , wherein the three-dimensional shape of the surrounding protrusion comprises a combination of a hemispherical part, a conical shape or a cylindrical shape.

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