CN203907471U - LED (Light Emitting Diode) lamp cover capable of increasing color rendering index of LED lamp - Google Patents
LED (Light Emitting Diode) lamp cover capable of increasing color rendering index of LED lamp Download PDFInfo
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- CN203907471U CN203907471U CN201420034678.7U CN201420034678U CN203907471U CN 203907471 U CN203907471 U CN 203907471U CN 201420034678 U CN201420034678 U CN 201420034678U CN 203907471 U CN203907471 U CN 203907471U
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Abstract
The utility model provides an LED (Light Emitting Diode) lamp cover capable of increasing the color rendering index of an LED lamp. The LED lamp cover comprises a lamp cover main body, wherein two sides of the lamp cover main body are respectively provided with a clamping bar which is used for connecting a lamp holder in a clamping way, the lamp cover main body is a rectangular transparent lamp cover, the lamp cover main body is provided with a protection net which is matched with the lamp cover main body, multiple radiating fins are arranged between the lamp cover main body and the protection net, the cross section of the lamp cover main body is semicircular, dustproof covers are arranged at two sides of the lamp cover main body, and a coating layer which is capable of increasing the color rendering index of the LED lamp is coated at the inner side of the lamp cover main body. According to the LED lamp cover provided by the utility model, the structure is simple, the coating layer which comprises a red light fluorescent powder coating layer and is capable of increasing the color rendering index of the LED lamp is manually or mechanically coated at the inner side of the lamp cover main body, thus the color rendering index of the LED lamp is increased, the color rendering index Ra of the LED lamp can be increased to be greater than 90, the use is convenient, and the manufacturing cost of LED lamps in high color rendering index is reduced.
Description
Technical field
The utility model relates to lighting field, is specifically related to a kind of LED lampshade that can improve LED lamp colour rendering index that is provided with.
Background technology
LED lamp (Light Emitting Diode) be again light emitting diode, and it is a kind of solid-state semiconductor devices, can directly electricity be converted into light.The heart of LED is a semi-conductive wafer, and one end of wafer is attached on a support, and one end is negative pole, and the other end connects the positive pole of power supply, makes whole wafer by epoxy encapsulation.Semiconductor wafer is comprised of three parts, and a part is P-type semiconductor, in its hole, the inside, occupies an leading position, and the other end is N-type semiconductor, here, is mainly electronics, the middle normally SQW in 1 to 5 cycle.When electric current acts on this wafer by wire, electronics and hole will be pushed to SQW, and in SQW, electronics, with hole-recombination, then will send energy with the form of photon, the luminous principle of LED that Here it is.
LED light fixture has the plurality of advantages such as volume is little, power consumption is low, the life-span is long, asepsis environment-protecting, and LED light fixture is from exterior decoration, and engineering illumination, develops into home lighting gradually.In recent years obtained developing rapidly, but white light LEDs will really enter general lighting field replaces conventional light source, remove and need the problems such as guaranteed price is low, efficiency is high, also need to solve the problem of high-color rendering, in general, house, office and many public places, all require general colour rendering index Ra to be greater than 80, and in operating room, fine arts chamber, museum, photo studio, perform in a radio or TV programme the places such as the Room, jeweler's shop, printing and dyeing shop, require colour rendering index Ra to be greater than 90, and colour rendering index Ra is the bigger the better.
And present LED lamp lighting device, when needs high color rendering index (CRI), often needs to adopt the chip of high color rendering index (CRI), need to sacrifice certain luminous flux, realize high quality of lighting, but the cost of the chip of high color rendering index (CRI) is often very high, thereby has caused the cost of whole LED lamp.
Utility model content
The utility model, for solving the high shortcoming of price of the LED lamp of the above-mentioned existing high color rendering index (CRI) of mentioning, provides a kind of LED lampshade LED lampshade that can improve LED lamp colour rendering index that is provided with.
Concrete, the utility model provides a kind of LED lampshade LED lampshade that can improve LED lamp colour rendering index that is provided with, it comprises lampshade main body, the both sides of described lampshade main body are respectively provided with one for the clamping bar of clamping lamp socket, described lampshade main body is rectangle Transparent lamp shade, in described lampshade main body, be provided with the protection network matching with described lampshade main body, between described lampshade main body and described protection network, be provided with a plurality of fin, the cross section of described lampshade main body is semicircle, the both sides of described lampshade main body are provided with dust cover, the inner side of described lampshade main body is coated with red light fluorescent powder coating or the orange light phosphor powder coating that can improve LED lamp colour rendering index.
Preferably, the described coating that can improve LED lamp colour rendering index is coated on the inner side of described lampshade main body by craft or machine.
Preferably, on described clamping bar, be provided with protruding projection.
Preferably, described lampshade main body and described protection network is fixed by snap links together, described buckle is arranged on the both sides of described protection network.
Preferably, in the main body of described protection network, be provided with a plurality of meshes.
Preferably, the glow frequency of described red light fluorescent powder coating and described orange light phosphor powder coating is visible frequency.
Preferably, the described coating that can improve LED lamp colour rendering index includes resin bed.
The utility model is simple in structure, by the coating that can improve LED lamp colour rendering index that includes red light fluorescent powder coating is coated in to the inner side of lampshade main body by craft or machine, increased the colour rendering index of LED lamp, the colour rendering index of LED lamp can be promoted to Ra and be greater than 90, easy to use, and reduced the cost of manufacture of the LED lamp of high color rendering index (CRI).
Accompanying drawing explanation
Fig. 1 is top view of the present utility model;
Fig. 2 is that the utility model is opened protective cover top view afterwards.
The specific embodiment
Below in conjunction with accompanying drawing and the specific embodiment, structure of the present utility model and operation principle are further explained.
As shown in Figures 1 and 2, the utility model provides a kind of LED lampshade LED lampshade that can improve LED lamp colour rendering index that is provided with, it comprises lampshade main body 1, the both sides of lampshade main body 1 are respectively provided with one for the clamping bar 2 of clamping lamp socket, lampshade main body 1 is rectangle Transparent lamp shade, in lampshade main body 1, be provided with the protection network 3 matching with lampshade main body 1, between lampshade main body 1 and protection network 3, be provided with a plurality of fin 4, the cross section of lampshade main body 1 is semicircle, the both sides of lampshade main body 1 are provided with dust cover 5, the inner side of lampshade main body 1 is coated with the coating that can improve LED lamp colour rendering index.Arranging of dust cover 5 effectively prevented that dust from entering, and reached dustproof effect.
The coating that preferably, can improve LED lamp colour rendering index is coated on the inner side of described lampshade main body by craft or machine.
Preferably, on clamping bar 2, be provided with protruding projection 6.
Preferably, lampshade main body 1 is fixed together by buckle 7 with protection network 3, and buckle 7 is arranged on the both sides of protection network 3.
Preferably, in the main body of protection network 3, be provided with a plurality of meshes.
The coating that can improve LED lamp colour rendering index includes red light fluorescent powder coating.The coating that can improve LED lamp colour rendering index includes resin bed.As preferred embodiment of the present utility model, the coating that can improve LED lamp colour rendering index includes red light fluorescent powder, resin, inorganic filler, solvent and auxiliary agent, and preferred, the ratio of each composition is as follows:
Wherein: red light fluorescent powder 0.3%-5%;
Resin 20%-70%;
Inorganic filler 5%-25%;
Solvent 10%-40%;
Auxiliary agent 1%-4%.
Preferably, in another embodiment, the coating that can improve LED lamp colour rendering index includes red light fluorescent powder, orange light phosphor powder, resin, inorganic filler, solvent and auxiliary agent, and preferred, the ratio of each composition is as follows:
Wherein: red light fluorescent powder 0.3%-5%;
Orange light phosphor powder 0.3%-5%;
Resin 20%-70%;
Inorganic filler 5%-25%;
Solvent 10%-40%;
Auxiliary agent 1%-4%.
The glow frequency of red light fluorescent powder coating and described orange light phosphor powder coating is visible frequency.
In use, the coating that can improve LED lamp colour rendering index is coated in the inside of lampshade body 1, can improve the colour rendering index of the inner LED lamp of lampshade.
The utility model is simple in structure, by the coating that can improve LED lamp colour rendering index that includes red light fluorescent powder coating is coated in to the inner side of lampshade main body by craft or machine, increased the colour rendering index of LED lamp, the colour rendering index of LED lamp can be promoted to Ra and be greater than 90, easy to use, and reduced the cost of manufacture of the LED lamp of high color rendering index (CRI).
Person of ordinary skill in the field is to be understood that: in the situation that not departing from basic principle of the present utility model; can carry out various modifications, retouching, combination to the utility model, supplement or the replacement of technical characterictic, these are equal to substitute mode or within obviously mode of texturing all falls into protection domain of the present utility model.
Claims (5)
1. one kind is provided with the LED lampshade that can improve LED lamp colour rendering index, it is characterized in that: it comprises lampshade main body, the both sides of described lampshade main body are respectively provided with one for the clamping bar of clamping lamp socket, described lampshade main body is rectangle Transparent lamp shade, in described lampshade main body, be provided with the protection network matching with described lampshade main body, between described lampshade main body and described protection network, be provided with a plurality of fin, the cross section of described lampshade main body is semicircle, the both sides of described lampshade main body are provided with dust cover, the inner side of described lampshade main body is coated with red light fluorescent powder coating or the orange light phosphor powder coating that can improve LED lamp colour rendering index.
2. the LED lampshade that can improve LED lamp colour rendering index that is provided with according to claim 1, is characterized in that: on described clamping bar, be provided with protruding projection.
3. the LED lampshade that can improve LED lamp colour rendering index that is provided with according to claim 2, is characterized in that: described lampshade main body and described protection network is fixed by snap links together, described buckle is arranged on the both sides of described protection network.
4. the LED lampshade that can improve LED lamp colour rendering index that is provided with according to claim 3, is characterized in that: in the main body of described protection network, be provided with a plurality of meshes.
5. the LED lampshade that can improve LED lamp colour rendering index that is provided with according to claim 4, is characterized in that: the described coating that can improve LED lamp colour rendering index includes resin bed.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420034678.7U CN203907471U (en) | 2014-01-21 | 2014-01-21 | LED (Light Emitting Diode) lamp cover capable of increasing color rendering index of LED lamp |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420034678.7U CN203907471U (en) | 2014-01-21 | 2014-01-21 | LED (Light Emitting Diode) lamp cover capable of increasing color rendering index of LED lamp |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203907471U true CN203907471U (en) | 2014-10-29 |
Family
ID=51781746
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201420034678.7U Expired - Fee Related CN203907471U (en) | 2014-01-21 | 2014-01-21 | LED (Light Emitting Diode) lamp cover capable of increasing color rendering index of LED lamp |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN203907471U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111365685A (en) * | 2018-12-26 | 2020-07-03 | 深圳光峰科技股份有限公司 | Light emitting device with high red light brightness and high reliability |
-
2014
- 2014-01-21 CN CN201420034678.7U patent/CN203907471U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111365685A (en) * | 2018-12-26 | 2020-07-03 | 深圳光峰科技股份有限公司 | Light emitting device with high red light brightness and high reliability |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20141029 Termination date: 20190121 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |