CN102788260A - Optical machine module and light emitting diode lamp - Google Patents

Abstract

An optical-mechanical module and a light-emitting diode lamp are provided, the light-emitting diode lamp comprises a lamp holder, an optical-mechanical module and a fixing buckle ring. The lamp holder is provided with a first containing groove, and the optical-mechanical module is arranged in the first containing groove. The optical-mechanical module comprises a main body, an LED plate, a light cup and a lens, wherein the main body is provided with a second containing groove, and the LED plate is arranged in the second containing groove. The LED board comprises a circuit board and a plurality of LEDs, wherein the LEDs are arranged on the circuit board. The light cup is arranged in the second containing groove and is positioned on the light emitting diode plate, wherein the light cup is provided with a plurality of openings, the light emitting diodes correspondingly penetrate through the openings to be exposed in the light cup, and the lens is arranged in the light cup. The fixing retaining ring is buckled with the lamp holder so as to fix the optical-mechanical module in the lamp holder.

Description

Opto-mechanical modules and light-emitting diode lamps

technical field

The invention relates to an optical-mechanical module and a lamp, in particular to an optical-mechanical module and a light-emitting diode lamp that can increase the number of lumens.

Background technique

Light-Emitting Diode (Light-Emitting Diode) is a semiconductor element. The material of its light-emitting chip mainly uses compounds of III-V chemical elements, such as gallium phosphide (GaP) or gallium arsenide (GaAs), and its light-emitting principle is to convert electric energy converted to light energy. Specifically, the light-emitting diode releases excess energy in the form of light through the combination of electrons and holes by applying current to the compound semiconductor. Since the light emitting phenomenon of the light emitting diode is not by heating or discharging, the life of the light emitting diode is as long as more than 100,000 hours. In addition, light-emitting diodes also have the advantages of fast response, small size, power saving, low pollution, high reliability, and suitable for mass production. Therefore, light-emitting diodes are used in a wide range of fields, such as large kanbans, traffic lights, mobile phones, scanners, Fax machine light source and light-emitting diode lamps, etc.

However, in the current design of LED lamps, the light emitted by the LEDs installed in it can be gathered by the lens so that the light can be concentrated in a specific range, but there is still some light loss, resulting in poor light utilization. Still limited, so there is no exception to think about how to effectively improve the brightness of light-emitting diodes.

Contents of the invention

The invention provides an optical-mechanical module capable of increasing the number of lumens.

The invention provides a light-emitting diode lamp capable of improving overall brightness.

To achieve the above or other objectives, the present invention proposes an optomechanical module, which includes a main body, a light emitting diode board, an optical cup and a lens, wherein the main body has an accommodating groove, and the light emitting diode board is arranged in the accommodating in the slot. The light emitting diode board includes a circuit board and a plurality of light emitting diodes, wherein the light emitting diodes are arranged on the circuit board. The optical cup is arranged in the accommodating groove and located on the light emitting diode board, wherein the optical cup has a plurality of openings, and the light emitting diodes correspondingly pass through the openings to be exposed in the optical cup, and the lens is arranged on the optical cup.

In an embodiment of the optical-mechanical module of the present invention, the above-mentioned optical cup includes a bottom and a side wall, wherein the opening is located at the bottom, and the side wall surrounds the bottom, and the side wall bears against the receiving groove of the main body. A trough wall. The bottom and side walls can be integrally formed into a light cup.

In an embodiment of the optical-mechanical module of the present invention, the material of the above-mentioned optical cup is a plastic material with high reflectivity.

In an embodiment of the optical-mechanical module of the present invention, the bottom and the inner surface of the sidewall of the optical cup may be coated with a high-reflectivity material layer or a metal layer.

In order to achieve the above or other objectives, the present invention further proposes a light emitting diode lamp, which includes a lamp holder, an optical engine module and a fixing buckle. The lamp holder has a first accommodating groove, and the optical-mechanical module is arranged in the first accommodating groove. The optical machine module includes a main body, an LED board, an optical cup and a lens, wherein the main body has a second accommodating groove, and the LED board is arranged in the second accommodating groove. The light emitting diode board includes a circuit board and a plurality of light emitting diodes, wherein the light emitting diodes are arranged on the circuit board. The optical cup is arranged in the second accommodating groove and is located on the light emitting diode board, wherein the optical cup has a plurality of openings, and the light emitting diodes are correspondingly passed through the openings to be exposed in the optical cup, and the lens is arranged on the optical cup. The fixing buckle is fastened to the lamp holder to fix the optical-mechanical module in the lamp holder.

In an embodiment of the light emitting diode lamp of the present invention, the above-mentioned light cup includes a bottom and a side wall, wherein the opening is located at the bottom, and the side wall surrounds the bottom, and the side wall is supported by a receiving groove of the main body. tank wall. The bottom and side walls can be integrally formed into a light cup.

In an embodiment of the light-emitting diode lamp of the present invention, the material of the above-mentioned light cup is a plastic material with high reflectivity.

In an embodiment of the light emitting diode lamp of the present invention, the bottom and the inner surface of the side wall of the light cup are coated with a high reflectivity material layer or a metal layer.

Based on the above, in the optical-mechanical module of the present invention and the light-emitting diode lamp using the optical-mechanical module, the use of the optical cup can collect and guide the light that the lens cannot collect from the light-emitting diode, so as to increase the light output. The light-emitting lumens of the light-emitting diode lamps and lanterns using the light-engine module.

In order to make the above-mentioned features and advantages of the present invention more comprehensible, the following specific embodiments are described in detail with reference to the accompanying drawings.

Description of drawings

FIG. 1 is an exploded schematic diagram of an optical-mechanical module according to an embodiment of the present invention.

FIG. 2 is a cross-sectional view of the assembled optical-mechanical module of FIG. 1 .

FIG. 3 is an exploded schematic diagram of an LED lamp using the optomechanical module of FIG. 1 .

Reference signs:

100: Optomechanical module

110: subject

112: Second storage tank

114: groove wall

120: LED board

122: circuit board

124: LED

130: light cup

132: opening

134: Bottom

136: side wall

140: lens

142: Ontology

144: cover body

200: LED lamps

210: lamp holder

212: The first storage tank

220: fixed buckle

Detailed ways

Fig. 1 is an exploded schematic diagram of an optical-mechanical module according to an embodiment of the present invention, Fig. 2 is a cross-sectional view of the optical-mechanical module of Fig. 1 assembled together, and Fig. 3 is a light-emitting diode lamp using the optical-mechanical module of Fig. 1 The decomposition diagram. Please refer to FIG. 1 , FIG. 2 and FIG. 3 at the same time. The LED lamp 200 includes a lamp holder 210 , an optical engine module 100 and a fixing buckle 220 . The lamp holder 210 has a first accommodating groove 212 , and the optomechanical module 100 is disposed in the first accommodating groove 212 . The optomechanical module 100 includes a main body 110, an LED board 120, an optical cup 130 and a lens 140, wherein the main body 110 has a second accommodating groove 112, and the LED board 120 is disposed in the second accommodating groove 112 Inside. The LED board 120 includes a circuit board 122 and a plurality of LEDs 124 , wherein the LEDs 124 are disposed on the circuit board 122 . The optical cup 130 is disposed in the second receiving groove 112 and is located on the LED board 120, wherein the optical cup 130 has a plurality of openings 132, and the LEDs 124 are correspondingly passed through the openings 132 to be exposed in the optical cup 130, The lens 140 is disposed on the optical cup 130 . The fixing buckle 220 leans against the lens 140 of the optical-mechanical module 100 , and the fixing buckle 220 exposes the lens body 142 , and is fastened to the lamp holder 210 to fix the optical-mechanical module 100 in the lamp holder 210

Based on the above, the lamp holder 210 of this embodiment is made of metal, and it can also be provided with a plurality of fins (not shown) on the periphery of the first receiving groove 212, so that the LED lamp 200 has a good heat dissipation effect . Specifically, the lamp holder 210 is provided with fins for heat dissipation, which can effectively dissipate the heat accumulated in the lamp holder 210 and improve the heat dissipation effect, so that the LED lamp 200 maintains excellent lighting brightness.

In addition, the optical cup 130 includes a bottom 134 and a side wall 136, wherein the opening 132 is located at the bottom 134, and the side wall 136 is arranged around the bottom 134, and when the optical cup 130 is placed in the second receiving groove 112, the side wall 136 leans against a groove wall 114 of the second receiving groove 112 of the main body 110 . The molding of the optical cup 130 can be determined according to requirements, for example, the bottom 134 and the sidewall 136 are integrally formed into the optical cup 130 , or the optical cup 130 is formed by assembling the bottom 134 and the sidewall 136 .

Based on the above, the lens 140 includes a body 142 and a plurality of conical covers 144, wherein the covers 144 cover the LEDs 124, and the light emitted by the LEDs 124 can be adjusted by the shape of the covers 144. After the path, the light will be emitted from the body 142 .

In the design of general LED lamps, although there will be a lens to cover the LED, even if the LED can be classified as a directional light source, the light emitted by it is affected by the shape and material of the lens, and some After passing through the lens, the light does not exit the lens as expected. In other words, the light emitted by the LEDs cannot be fully utilized effectively, that is, there is still light loss. In particular, in the optical machine module 100 of this embodiment, there is an optical cup 130, wherein the material of the optical cup 130 is a high-reflectivity plastic material, or it can also be placed on the bottom 134 and the side wall 136 of the optical cup 130. The inner surface (that is, the surface facing the lens 140) is coated with a high-reflectivity material layer or metal layer, and the light-emitting diode 124 is positioned in the optical cup 130 after passing through the opening 132 of the bottom 134 of the optical cup 130 (that is, the bottom 134 and In the space enclosed by the side wall 136), the optical cup 130 can reflect the light emitted by the light emitting diode 124 after passing through the lens 140 and diffused in the second accommodating groove 112 of the main body 110 by the optical cup 130 , and then emitted from the lens 140. Compared with the general LED design, the lumens of the LED lamp 200 in this embodiment are effectively increased, and the overall brightness of the LED lamp 200 is also improved.

Table 1 is a comparison table of the lumens of the optical-mechanical module of this embodiment and the optical-mechanical module not of this embodiment.

Table 1.

It can be known from Table 1 that the lumens of the optical-mechanical module 100 provided with the optical cup 130 are increased by about 10 percent on average compared with the lumens of the optical-mechanical module without the optical cup 130 . In other words, the arrangement of the optical cup 130 effectively increases the lumens of the optical mechanical module 100 , thus further improving the brightness of the LED lamp 200 using the optical mechanical module 100 .

To sum up, in the optical-mechanical module of the present invention and the light-emitting diode lamp using the optical-mechanical module, the setting of the light cup with reflection effect can effectively collect and utilize the light emitted from the lens passing through but not at the expected angle. The light outside the lens can therefore increase the lumens of the optomechanical module, thereby increasing the brightness of the light-emitting diode lamps using the optomechanical module.

Although the present invention has been disclosed above with the embodiments, it is not intended to limit the present invention, and any person skilled in the art may make some changes and modifications without departing from the spirit and scope of the present invention.

Claims (10)

1. An optomechanical module, comprising: a main body with an accommodating groove; A light-emitting diode board, arranged in the accommodating groove, includes a circuit board and a plurality of light-emitting diodes, wherein the light-emitting diodes are arranged on the circuit board; A light cup is arranged in the accommodating groove and located on the light emitting diode board, wherein the light cup has a plurality of openings, and the light emitting diodes correspondingly pass through the openings to be exposed in the light cup ;as well as A lens is arranged on the optical cup. 2. The optical-mechanical module according to claim 1, wherein the optical cup comprises: a bottom in which the openings are located; and A side wall surrounds the bottom, and the side wall bears against a groove wall of the accommodating groove of the main body. 3. The optical-mechanical module according to claim 2, wherein the bottom and the sidewall are integrally formed as the optical cup. 4. The optical-mechanical module according to claim 1, wherein the optical cup is made of high-reflectivity plastic material. 5. The optical-mechanical module according to claim 2, wherein the bottom and the inner surface of the sidewall of the optical cup are coated with a high-reflectivity material layer or a metal layer. 6. A light-emitting diode lamp, comprising: A lamp holder with a first receiving groove; An optomechanical module, configured in the first accommodating slot, includes: a main body with a second receiving groove; A light-emitting diode board is arranged in the second accommodating groove, including a circuit board and a plurality of light emitting diodes, wherein the light emitting diodes are arranged on the circuit board; a light cup arranged in the second accommodating groove and located on the LED board, Wherein the optical cup has a plurality of openings, and the light emitting diodes pass through the openings correspondingly, to be exposed to the light cup; a lens configured on the optical cup; and A fixing buckle is fastened to the lamp holder to fix the optical machine module in the lamp holder. 7. The LED luminaire according to claim 6, wherein the light cup comprises: a bottom in which the openings are located; and A side wall surrounds the bottom, and the side wall bears against a groove wall of the second accommodating groove of the main body. 8. The light-emitting diode lamp according to claim 7, wherein the bottom and the sidewall are integrally formed as the light cup. 9. The light emitting diode lamp according to claim 6, wherein the light cup is made of high reflectivity plastic material. 10. The light emitting diode lamp according to claim 7, wherein the bottom and the inner surface of the side wall of the light cup are coated with a high reflectivity material layer or a metal layer.

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