WO2014036705A1 - Led lamp using glass lamp cover with internally coated remote fluorescent powder - Google Patents

Description

 LED lamp for glass shade using inner coating remote phosphor

 Technical field

 The invention relates to an LED lamp using a glass lampshade with a remotely coated remote phosphor, belonging to the technical field of lighting equipment.

 Background technique

 In the light source of the conventional LED lamp, the phosphor is coated on the wafer, and although the white light effect is obtained, the luminous efficiency is low, the light is dazzling, and the directivity is strong.

With LED remote phosphors, it can be designed in any shape and angle with uniform light and high luminous efficiency. However, the existing LED remote phosphor lamps are mostly made by mixing remote phosphors and polymer materials and then injection molding, or ceramic sheets, most of which are open. Due to the integration of injection molding, the phosphor consumption is large, the mold cost is high, and the heat dissipation performance of the lamp is not good.

 Summary of the invention

 In order to solve the above problems, an object of the present invention is to disclose an LED lamp using a glass lampshade in which a remote phosphor is coated.

 In order to achieve the above object, the present invention adopts the following technical solutions:

An LED lamp using a glass lampshade with a remotely coated remote phosphor, comprising a lamp cap, a heat sink and a light emitting chip, wherein one end of the heat sink is connected to the lamp cap, and the light emitting chip is mounted on the other end of the heat sink, characterized in that: the light emitting chip A glass lampshade with phosphor is mounted outside, and the phosphor-coated glass lampshade is fixed to the other end of the heat sink; the inner wall of the phosphor-coated glass lampshade is coated with a remote phosphor.

An LED lamp using a glass lampshade with a remotely coated remote phosphor, comprising a lamp cap, a heat sink and a light emitting chip, wherein one end of the heat sink is connected to the lamp cap, and the light emitting chip is mounted on the other end of the heat sink, characterized in that: the light emitting chip a glass lampshade with a remote phosphor is externally mounted, and a glass lampshade with a remote phosphor is fixed at the other end of the heat sink; in the mounted state, the inner wall of the glass lampshade with remote phosphor is coated with a remote phosphor; It is also possible to install a large outer cover for protection outside the glass cover with remote phosphor.

Any of the above-mentioned LED lamps using a glass bulb with a remotely coated remote phosphor, wherein the material of the glass bulb with the phosphor coated inside is borosilicate glass or quartz glass, and soda lime glass.

Any of the above-mentioned LED lamps using a glass lampshade with a remotely coated phosphor, wherein the phosphor-coated glass lampshade has a height above the light-emitting chip of no more than 25 cm.

Any of the above-mentioned LED lamps using a glass lampshade with a remotely coated remote phosphor, wherein the light-emitting chip is a blue chip or other color chip.

Any of the above-mentioned LED lamps using a glass lampshade with a remotely coated remote phosphor, characterized in that the phosphor-coated glass lampshade is hemispherical or semi-ellipsoidal or semi-rugby or pointed.

Any of the above-mentioned LED lamps using a glass lampshade with a remotely coated remote phosphor, characterized in that the outer cover is hemispherical or semi-ellipsoidal or semi-rugby. The material is PC or glass.

Any of the above-mentioned LED lamps using a glass lampshade with a remotely coated remote phosphor, characterized in that the remote phosphor is coated by a water slurry internal coating or a high temperature resistant resin internal coating or electrostatic spraying method. of.

Any of the above-mentioned LED lamps using a glass lampshade with a remotely coated remote phosphor, wherein the thickness of the remote body phosphor is 0.05 MM--0.5 MM

 The LED lamp of the glass lampshade using the remotely coated remote phosphor described above is characterized in that the material of the outer cover is glass or PC.

 Compared with the prior art, the present invention mainly has the following positive effects:

 1. Good light penetration performance and better luminous efficiency. Compared with traditional LED lamps, the luminous efficiency is improved by more than 30%;

 2, simple design, a wider range of illumination, can achieve 360 degrees of lighting;

 3. The amount of phosphor in the glass lampshade with phosphor is less, which is more economical compared with the injection molding method;

 4, better heat dissipation and safer.

 DRAWINGS

 The present invention will be further described in detail below in conjunction with the drawings and specific embodiments.

 1 is a schematic structural view of Embodiment 1 of the present invention;

 2 is a schematic structural view of Embodiment 2 of the present invention;

 3 is a schematic structural view of Embodiment 3 of the present invention;

 4 is a schematic structural view of Embodiment 4 of the present invention.

 detailed description

 Implementation example 1

 Please refer to Figure 1, An LED lamp using a glass lampshade with a remotely coated remote phosphor, comprising a lamp cap 5, a heat sink 4, a light emitting chip 3, a heat sink end connected to the lamp cap, and a light emitting chip mounted on the other end of the heat sink, characterized in that The glass lamp cover 2 with phosphor is mounted on the outside of the light-emitting chip, and the glass lamp cover with phosphor is fixed on the other end of the heat sink; in the mounted state, the glass lamp cover with phosphor is gas-tight and the light-emitting chip and the outside world are The inner wall of the phosphor-coated glass lampshade is coated with a remote body phosphor; and the phosphor-covered glass lampshade has a cover 1 mounted in a card slot at the other end of the heat sink.

 Of course, in this embodiment, the cover can be completely unused and does not affect the illuminating performance.

 In this embodiment example, The material of the phosphor-coated glass lamp cover is borosilicate glass or quartz glass, and the top of the phosphor-coated glass lamp cover is higher than the height above the light-emitting chip by no more than 25 cm, and the light-emitting chip is a blue chip or other color. a chip, the phosphor-coated glass lampshade is semi-ellipsoidal or pointed, the outer cover is a spherical portion, and the remote phosphor is sprayed by water or coated with a high temperature resin or electrostatically sprayed. The coated remote phosphor has a thickness of 0.5 mm, and the material of the outer cover is glass or PC.

 Implementation example 2

2, an LED lamp using a glass lampshade with a remotely coated remote phosphor is substantially the same as Embodiment 1, except that the phosphor glass cover is semi-ellipsoidal, and the upper part of the cover is spherical. In part, the lower part is approximately cylindrical.

 Implementation example 3

Referring to FIG. 3, an LED lamp using a glass lampshade with a remotely coated remote phosphor is substantially the same as Embodiment 1, except that the phosphor-coated glass lampshade is hemispherical, and the outer cover is hemispherical.

 Implementation example 4

Referring to FIG. 4, an LED lamp using a glass lampshade with a remotely coated remote phosphor is basically the same as Embodiment 1, except that the phosphor-coated glass lampshade has a semi-football shape, and the outer cover is a half football shape. .

 Through the repeated trials by the applicant, the object of the present invention can be achieved as long as the implementation of the following technical solutions is satisfied:

An LED lamp using a glass lampshade with a remotely coated remote phosphor, comprising a lamp cap, a heat sink and a light emitting chip, wherein one end of the heat sink is connected to the lamp cap, and the light emitting chip is mounted on the other end of the heat sink, characterized in that: the light emitting chip A glass lampshade with phosphor is mounted outside, and the phosphor-coated glass lampshade is fixed at the other end of the heat sink; the inner wall of the phosphor-coated glass lampshade is coated with a remote body phosphor or other novel remote phosphor.

An LED lamp using a glass lampshade with a remotely coated remote phosphor, comprising a lamp cap, a heat sink and a light emitting chip, wherein one end of the heat sink is connected to the lamp cap, and the light emitting chip is mounted on the other end of the heat sink, characterized in that: the light emitting chip A glass lampshade with phosphor is mounted outside, and a glass lampshade with phosphor is fixed on the other end of the heat sink; in the mounted state, the phosphor glass lampshade is gas-tight and isolates the light-emitting chip from the outside. The inner wall of the phosphor-coated glass lampshade is coated with a remote body phosphor or other novel remote phosphor; and the phosphor-covered glass lampshade has a cover mounted in a card slot at the other end of the heat sink.

Any of the above-mentioned LED lamps using a glass lampshade with a remotely coated remote phosphor, characterized in that the material of the phosphor-coated glass lampshade is borosilicate glass or quartz glass or sodium calcium or heat resistance. Good other glass materials.

Any of the above-mentioned LED lamps using a glass lampshade with a remotely coated phosphor, wherein the phosphor-coated glass lampshade has a height above the light-emitting chip of no more than 25 cm.

 Any of the above-mentioned LED lamps using a glass lampshade with a remotely coated remote phosphor, wherein the light emitting chip is a blue light chip.

Any of the above-mentioned LED lamps using a glass lampshade with a remotely coated remote phosphor, characterized in that the phosphor-coated glass lampshade is hemispherical or semi-ellipsoidal or semi-rugby or other shape.

Any of the above-described LED lamps using a glass lampshade with a remotely coated remote phosphor, characterized in that the outer cover is hemispherical or semi-ellipsoidal or semi-rugby or other shape.

Any of the above-mentioned LED lamps using a glass lampshade with a remotely coated remote phosphor, wherein the remote body phosphor is coated by a slurry internal coating or a high temperature resin internal coating or electrostatic spraying method. Preferably, the resin-containing internal coating method is used.

Any of the above-mentioned LED lamps using a glass lampshade with a remotely coated remote phosphor, wherein the remote body phosphor has a thickness of 0.05 mm to 0.5 mm.

 The LED lamp of the glass lampshade using the remotely coated remote phosphor described above is characterized in that the material of the outer cover is glass or PC.

The LED lamp of the glass lampshade using the remotely coated remote phosphor according to the present invention is characterized in that the phosphor of the inner wall of the phosphor-coated glass lampshade is coated by the following method:

 The method is simple to manufacture and has high yield of finished products.

 Compared with the prior art, the present invention mainly has the following positive effects:

 1. Good light penetration performance and better luminous efficiency. Compared with traditional LED lamps, the luminous efficiency is improved by more than 30%;

 2, simple design, a wider range of illumination, can achieve 360 degrees of lighting;

 3. The amount of phosphor in the glass lampshade with phosphor is less, and it is more economical compared with the injection molding method; it saves 50% of the cost;

 4, better heat dissipation and safer;

 5, the light uniformity is good, no glare.

The above description is only a preferred embodiment of the present invention, and it should be noted that those skilled in the art can also make several improvements and retouchings without departing from the inventive concept. It should be considered within the scope of protection of the present invention.

Claims (9)

An LED lamp using a glass lampshade with a remotely coated remote phosphor, comprising a lamp cap, a heat sink and a light emitting chip, wherein one end of the heat sink is connected to the lamp cap, and the light emitting chip is mounted on the other end of the heat sink, characterized in that: the light emitting chip A glass lampshade with phosphor is mounted outside, and the phosphor-coated glass lampshade is fixed to the other end of the heat sink; the inner wall of the phosphor-coated glass lampshade is coated with a remote phosphor. An LED lamp using a glass lampshade with a remotely coated remote phosphor, comprising a lamp cap, a heat sink and a light emitting chip, wherein one end of the heat sink is connected to the lamp cap, and the light emitting chip is mounted on the other end of the heat sink, characterized in that: the light emitting chip A glass lampshade with phosphor is externally mounted, and a glass lampshade with phosphor is fixed on the other end of the heat sink, and the inner wall of the phosphor-coated glass lampshade is coated with a remote phosphor; the phosphor-coated glass lampshade is also There is a cover that is mounted in the card slot at the other end of the heat sink. The LED lamp of the glass lampshade using the remotely coated remote phosphor according to claim 1 or claim 2, wherein the phosphor glass cover is made of borosilicate glass or quartz glass or Nano-calcium glass. The LED lamp of the glass lampshade using the remotely coated remote phosphor according to claim 1 or claim 2, wherein the top of the phosphor-coated glass lamp cover is higher than the height above the light-emitting chip by no more than 25 cm. The LED lamp of any one of claim 1 or claim 2, wherein the light emitting chip is a blue light chip. The LED lamp of the glass lampshade using the remotely coated remote phosphor according to claim 1 or claim 2, wherein the phosphor-coated glass lampshade is hemispherical or semi-ellipsoidal or semi-rugby. , pointed or pear shaped. A LED lamp for use in a glass lampshade using a remotely coated remote phosphor according to claim 1 or claim 2, wherein the outer cover is hemispherical or semi-ellipsoidal or semi-rugby, pointed or pear shape. 8. According to the claims 1 or an LED lamp for use according to claim 2, wherein the remote body phosphor is coated by internal coating or by resin inner coating or electrostatic spraying. Overwritten. The LED lamp of any one of claim 1 or claim 2, wherein the remote body phosphor has a thickness of 0.05 mm to 0.5 mm. The LED lamp of the glass lampshade using the remotely coated remote phosphor according to any one of claims 1 to 2, wherein the phosphor of the inner wall of the phosphor-coated glass lampshade is coated by the following method. of: After mixing the heat-stable resin with the thixotropic agent and phosphor, use a pump to coat the lamp cover to level itself, by adjusting the formulation, or by applying a uniform phosphor coating.

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