CN203940289U - Omni-directional LED light source - Google Patents

Abstract

The utility model discloses an all-round luminous LED light source, including lamp holder, lamp shade and light-emitting component, light-emitting component includes the base plate of two transparent materials, two the base plate sets up just two relatively alternately on the base plate be provided with the LED chip, two space department between the base plate is filled there is sealing glue layer. Compared with the prior art, the omnibearing luminous LED light source provided by the utility model has two transparent substrates which are oppositely arranged, the LED chips are respectively arranged on the two substrates, and the sealing glue layer is filled in the gap between the two substrates, so that the LED chip is clamped between the two substrates, and the omnibearing luminous LED light source has good waterproof performance; the base plate is transparent material, and the light that the LED chip sent is refracted, transmitted through transparent substrate, changes the light-emitting direction of light for the light-emitting of all-round luminous LED light source is very even, can reach all-round luminous effect.

Description

Omni-directional LED light source

technical field

The utility model relates to a lighting fixture, in particular to an LED light source.

Background technique

In order to achieve the omni-directional lighting effect of the LED light source, a plurality of low-power LED chips are usually arranged on the circumferentially arranged substrate along the circumferential direction. A plurality of low-power LED chips set in directions realizes omni-directional light emission of the LED light source.

Since a plurality of LED chips are arranged circumferentially, it is inconvenient to add a sealant to the LED chips; if no sealant is added, the waterproofness and safety of the LED light source are insufficient.

Therefore, there is a need for an all-round light-emitting LED light source with good waterproof performance, so as to improve the safety of the all-round light-emitting LED light source.

Utility model content

The purpose of the utility model is to provide an all-round light-emitting LED light source with good waterproof performance, so as to improve the safety of the all-round light-emitting LED light source.

In order to achieve the above object, the utility model discloses an omnidirectional light-emitting LED light source, including a lamp holder, a lampshade and a light-emitting assembly, the light-emitting assembly is connected to the lamp holder, and the lampshade is connected to the lamp holder and covers the light-emitting assembly The light-emitting component includes two substrates of transparent material, the two substrates are arranged opposite to each other, and LED chips are respectively arranged on the inner sides of the two substrates, and the gap between the two substrates is filled with a sealant layer.

Compared with the prior art, the omni-directional light-emitting LED light source provided by the utility model has two transparent substrates arranged opposite to each other, the LED chips are respectively arranged on the two substrates, and the gap between the two substrates is filled with a sealant layer, The LED chip is sandwiched between the two substrates, so that the waterproof performance of the all-round light-emitting LED light source is good; the substrate is made of transparent material, and the light emitted by the LED chip is refracted and transmitted through the transparent substrate, changing the light-emitting direction of the light, so that it emits light in all directions The light output of the LED light source is very uniform, which can achieve the effect of all-round light.

Preferably, any one of the substrates is provided with LED chips facing the inner side of the other substrate, and the LED chips respectively arranged on the two substrates are arranged in a cross; the LED chips are respectively arranged on the two substrates and arranged on the The LED chips on the two substrates are cross-arranged so that the distance between any two LED chips is relatively close to reduce the volume of the omnidirectional LED light source. The LED chips dissipate heat.

Preferably, the outside of the light-emitting component is fully covered with a phosphor layer; the phosphor layer fully covers the light-emitting component, so that the light emitted by the LED chip must pass through the phosphor layer, and the phosphor layer is excited to emit fluorescence, which improves the omnidirectional light emission. The efficiency of the LED light source also further improves the visual effect of the omni-directional LED light source.

Preferably, the substrate is glass, ceramic or ultra-thin photovoltaic glass.

Preferably, the omnidirectional LED light source is a bulb lamp or a candle lamp.

Description of drawings

Fig. 1 is a structural schematic diagram of the omnidirectional LED light source of the utility model.

2 and 3 are structural schematic diagrams of other LED light sources.

Detailed ways

In order to describe the technical content, structural features, achieved goals and effects of the present utility model in detail, the following will be described in detail in conjunction with the embodiments and accompanying drawings.

The omnidirectional light-emitting LED light source shown in FIG. 1 includes a lamp cap 100 , a lampshade 200 and a light-emitting component 300 . The light-emitting component 300 is connected to the lamp cap 100 . More specifically:

The light-emitting component 300 includes two substrates 310 made of transparent materials. The two substrates 310 are disposed opposite to each other. LED chips 320 are respectively disposed on the inner sides of the two substrates 310 . The gap between the two substrates 310 is filled with a sealant layer 330 . Furthermore, any one substrate 310 is provided with LED chips 320 toward the inner side of the other substrate 310, so that the LED chips 320 are located between the two substrates 310; The LED chips 320 on the board are set in a cross, so that the gap between the two substrates 310 is small, and the distance between any two LED chips 320 is relatively close. On the one hand, it makes the volume of the omnidirectional LED light source smaller. Any two adjacent LED chips 320 are disposed on different substrates 310 , and the two substrates 310 dissipate heat for the two LED chips 320 respectively, so that the temperature of the LED chips 320 will not be too high to affect performance.

The outside of the light-emitting component 300 is fully covered with a phosphor layer 340; the phosphor layer 340 fully covers the light-emitting component 300, so that the light emitted by the LED chip 320 must pass through the phosphor layer 340, and the phosphor layer 340 is excited to emit fluorescence. The efficiency of the light-emitting LED light source is improved, and at the same time, the visual effect of the omnidirectional light-emitting LED light source is further improved.

Preferably, the substrate 310 is glass, ceramic or ultra-thin photovoltaic glass.

In this embodiment, the omnidirectional LED light source is a bulb lamp, the lampshade 200 is a glass bulb connected to the lamp holder 100 and covers the light-emitting component 300, the two substrates 310 are in the shape of a strip, and the LED chips 320 arranged on the substrate 310 are in the shape of Linear arrangement. In other embodiments different from this embodiment, the omni-directional light-emitting LED light source can also be a candle lamp, a surface light source or other shapes, only need to adjust the shape of the substrate 310 and the arrangement of the LED chips 320 on the substrate 310 accordingly. Can.

Referring again to FIG. 1, the lamp holder 100 includes a substrate 110 embedded in the lamp holder, and an insertion hole 120 disposed on the substrate 110 and facing the light-emitting assembly 300, wherein the number of insertion holes 120 can be set in multiples; the light-emitting assembly 300 also includes a plug-in terminal 350. In this embodiment, each substrate 310 is connected to a plug-in terminal 350, and the two plug-in terminals 350 are respectively electrically connected to the LED chip 320 on the corresponding substrate 310; the two plug-in terminals 350 are respectively It is plugged into an insertion hole 120, so as to conveniently complete the assembly of the omnidirectional LED light source of the utility model.

In other structures different from this embodiment, as shown in FIG. 2 , the structure of the lamp holder 100 remains unchanged; the two light-emitting components 300' respectively include a substrate 310', an LED chip 320', and a cover covering the LED chip 320'. The sealant layer 330', the phosphor layer 340' covering the light-emitting component 300', and the plug-in terminal 350' connected to the substrate 310'. In this structure, the substrate 310' is made of an opaque material. For example, the substrate 310' can be a material with reflective and heat-conducting functions, such as white corundum or other ceramics with reflective and heat-conducting functions; Materials with reflective functions, such as aluminum, steel, FR4, etc. At this time, a reflective layer needs to be disposed between the substrate 310' and the LED chip 320', and the reflective layer can be coated or plated on the substrate 310'. The phosphor layer 340' only covers the light-emitting area of the light-emitting component 300'. The insertion ends 350' of the two light-emitting components 300' are respectively plugged into one insertion hole 120, that is, the assembly of the light-emitting components 300' and the lamp holder 100.

In other structures different from the aforementioned structure, as shown in FIG. 3 , the structure of the lamp cap 100 remains unchanged; a light emitting assembly 300 "comprises a substrate 310", an LED chip 320", and a sealing material covering the LED chip 320". The adhesive layer 330", the phosphor layer 340" covering the light-emitting component 300", and the plug terminal 350" connected to the substrate 310". In this structure, the substrate 310" is made of a transparent material, such as glass or sapphire. At this time, the phosphor layer 340" completely covers the light-emitting component 300". The light-emitting component 300 ″ is plugged into any insertion hole 120 , that is, the light-emitting component 300 ″ is assembled with the lamp holder 100 .

Compared with the prior art, the omnidirectional LED light source provided by the utility model has two transparent substrates 310 arranged opposite to each other, and the LED chips 320 are respectively arranged on the two substrates 310, and the LED chips 320 are located between the two transparent substrates 310 Between the two substrates 310, the LED chip 320 is sandwiched between the two substrates 310, and the sealant layer 330 is filled between the two substrates 310, so that the waterproof performance of the omnidirectional LED light source is good; The transparent substrate 310 carries out refraction and transmission, and changes the direction of light emission, so that the light emission of the omnidirectional LED light source is very uniform, and can achieve the effect of omnidirectional light emission; the LED chips 320 arranged on the substrate 310 are evenly arranged and located The LED chips 320 on the two substrates 310 are arranged crosswise, so that the gap between the two substrates 310 is small, and the distance between any two LED chips 320 is relatively close. On the one hand, any two LED chips 320 that are close to each other are disposed on different substrates 310 , and the two substrates 310 dissipate heat for the two LED chips 320 respectively, so that the temperature of the LED chips 320 will not be too high to affect performance.

What is disclosed above is only the preferred embodiment of the present utility model, and of course the scope of rights of the present utility model cannot be limited with this. Therefore, the equivalent changes made according to the patent scope of the utility model still belong to the scope covered by the utility model .

Claims (5)

1. an Omnibearing luminous LED light source, comprise lamp holder, lampshade and luminescence component, described luminescence component is connected in described lamp holder, described lampshade is connected in described lamp holder and shrouds described luminescence component, it is characterized in that: described luminescence component comprises the substrate of two transparent materials, described in two substrate be oppositely arranged and described in two the relative inner of substrate be respectively arranged with LED chip, the gap described in two between substrate is filled with sealant layer.

2. Omnibearing luminous LED light source as claimed in claim 1, is characterized in that: arbitrary described substrate is provided with LED chip towards the inner side of substrate described in another, and is arranged at respectively the LED chip cross arrangement on substrate described in two.

3. Omnibearing luminous LED light source as claimed in claim 1, is characterized in that: described luminescence component outside is coated with phosphor powder layer entirely.

4. Omnibearing luminous LED light source as claimed in claim 1, is characterized in that: described substrate is glass, pottery or ultra-thin photovoltaic glass.

5. Omnibearing luminous LED light source as claimed in claim 1, is characterized in that: described Omnibearing luminous LED light source is bulb lamp or candle lamp.