CN203771153U - LED (light-emitting diode) bulb lamp - Google Patents
LED (light-emitting diode) bulb lamp Download PDFInfo
- Publication number
- CN203771153U CN203771153U CN201420191139.4U CN201420191139U CN203771153U CN 203771153 U CN203771153 U CN 203771153U CN 201420191139 U CN201420191139 U CN 201420191139U CN 203771153 U CN203771153 U CN 203771153U
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- CN
- China
- Prior art keywords
- lamp
- led
- lamp socket
- lampshade
- glass ceramic
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Fee Related
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Abstract
The utility model discloses an LED (light-emitting diode) bulb lamp which comprises a lamp holder, a lampshade, a lamp head, LED chips and a glass ceramic filament, wherein the lampshade is spherical, and the lower end of the lampshade is opened, and is connected with the upper surface of the lamp holder; the lamp head is connected with the lower surface of the lamp holder; the LED chips are arranged on the upper surface of the lamp holder, and are electrically connected with the lamp head through the lamp holder; fluorescent powder permeates into the glass ceramic filament; a cavity is formed in the bottom of the glass ceramic filament; the glass ceramic filament is arranged on the upper surface of the lamp holder; the LED chips are covered by the glass ceramic filament. According to the LED bulb lamp, the glass ceramic filament is designed and matched with the LED chips for use, and a point light source is converted into a linear light source, so that the light distribution angle is enlarged, and the luminous efficiency is high; the fluorescent powder is arranged on the glass ceramic filament, and is prevented from directly contacting with the LED chips, so that reduction of the performance of the fluorescent powder caused by the heating of the LED chips is avoided, and the service life of the LED bulb lamp is prolonged.
Description
Technical field
The utility model relates to lighting field, particularly a kind of LED bulb lamp.
Background technology
LED bulb lamp outward appearance adopts bulb profile (spherical), and internal light source adopts LED light source, and it relies on energy-saving and environmental protection, is widely used in various lighting fields without the plurality of advantages such as stroboscopic, long service life.
Existing LED bulb lamp comprises glass cell-shell, lamp socket, lamp holder and LED chip, and glass cell-shell is connected with lamp socket respectively with lamp holder, and LED chip is located on lamp socket and by glass envelope clamshell and is established in the inner.Mainly there is following defect in it: carry out luminous lighting using LED chip as spot light, light distribution angle is restricted; Fluorescent material normally directly overlays on LED chip, and the generate heat heat accumulated of LED chip can affect the performance of fluorescent material, causes producing light decay, finally affects the service life of LED bulb lamp.
Utility model content
The purpose of this utility model is to provide a kind of LED bulb lamp, and it has increased light distribution angle, and luminous efficiency is high, and the fluorescent material performance of having avoided LED chip to generate heat causing reduces, thus the service life of having improved LED bulb lamp.
For achieving the above object, the utility model is by the following technical solutions:
A kind of LED bulb lamp, comprising:
Lamp socket;
Lampshade, its spherical in shape and lower ending opening, the openend of described lampshade is connected with the upper surface of described lamp socket;
Lamp holder, it is connected with the lower surface of described lamp socket;
LED chip, it is located at the upper surface of described lamp socket, and is electrically connected with described lamp holder by described lamp socket;
Devitrified glass filament, infiltrates and has fluorescent material in it, and bottom is provided with cavity, and described devitrified glass filament is located at the upper surface of described lamp socket and described LED chip is covered in it.
Preferably, described lampshade adopts devitrified glass to make.
Preferably, described lamp socket comprises crystallite glass substrate and circuit layer, and described circuit layer silk-screen is on crystallite glass substrate, and the periphery of described crystallite glass substrate is connected with the openend sintering of described lampshade.
Preferably, described lamp socket is metal base printed circuit board.
Preferably, described LED chip is vertical flip LED blue chip.
Preferably, described devitrified glass filament in the shape of a spiral.
Adopt after technique scheme, the utility model is compared with background technology, and tool has the following advantages:
1. the utility model is designed with devitrified glass filament, and itself and LED chip are used in conjunction with, and convert spot light to line source, have increased light distribution angle, and luminous efficiency is high.
2. fluorescent material is arranged on devitrified glass filament, fluorescent material is not directly contacted with LED chip, the fluorescent material performance of having avoided LED chip to generate heat causing reduces, thus the service life of having improved LED bulb lamp.
3. lampshade adopts devitrified glass to make, and is difficult for fragmentation, has improved bulk strength and the service life of LED bubble lamp.
4. devitrified glass filament is designed to helical form, has increased the distance that light is propagated in devitrified glass filament, and then has increased the probability of light and fluorescent material effect, has improved luminous efficiency.
5.LED chip adopts vertical flip LED chips, can form effective thermoelectricity and separate, and resistance to large-drive-current, has significantly promoted radiating efficiency and luminous efficiency.
Brief description of the drawings
Fig. 1 is structural representation of the present utility model.
Detailed description of the invention
In order to make the purpose of this utility model, technical scheme and advantage clearer, below in conjunction with drawings and Examples, the utility model is further elaborated.Should be appreciated that specific embodiment described herein is only in order to explain the utility model, and be not used in restriction the utility model.
Embodiment
Refer to Fig. 1, the utility model discloses a kind of LED bulb lamp, comprise lamp socket 1, lampshade 2, lamp holder 3, LED chip 4 and devitrified glass filament 5, wherein:
Lamp socket 1 can adopt metal base printed circuit board, with the ceramic substrate of circuit layer, with the crystallite glass substrate of line layer etc., as long as can meet, the assembling of itself and bulb lamp miscellaneous part is wanted and heat radiation requires, the utility model is not specifically limited.In the present embodiment, lamp socket 1 adopts crystallite glass substrate, and on crystallite glass substrate, silk-screen has circuit layer.
Spherical in shape and the lower ending opening of lampshade 2, the openend of lampshade 2 is connected with the upper surface of lamp socket 1, in the present embodiment, lampshade 2 adopts devitrified glass to make, the periphery sintering of the crystallite glass substrate that lampshade 2 adopts with lamp socket 1 is connected, can reduce like this thermal resistance, be convenient to heat and be delivered to rapidly on whole lampshade 2 by crystallite glass substrate, be conducive to distributing of heat.
Lamp holder 3 is connected with the lower surface of lamp socket 1.
LED chip 4 is located at the upper surface of lamp socket 1, and be electrically connected with lamp holder 3 by lamp socket 1, LED chip 4 adopts vertical flip LED blue chip in the present embodiment, can form so effective thermoelectricity and separate, resistance to large-drive-current, has significantly promoted radiating efficiency and luminous efficiency.
Devitrified glass filament 5 in the shape of a spiral, in it, infiltrate and have fluorescent material, bottom is provided with cavity, devitrified glass filament 5 is located at the upper surface of lamp socket 1 and LED chip 4 is covered in it, be the cavity that LED chip 4 is positioned at devitrified glass filament 5 bottoms, the light that LED chip 4 sends so just can be propagated and fluorescent material is had an effect in the inside of devitrified glass filament 5.For the light leakage that prevents that LED chip 4 from sending, between devitrified glass filament 5 and lamp socket 1, glued joint sealing.By devitrified glass filament 5 is designed to helical form, increase the distance that light is propagated in devitrified glass filament 5, and then increased the probability of light and fluorescent material effect, improve luminous efficiency.
The above; it is only preferably detailed description of the invention of the utility model; but protection domain of the present utility model is not limited to this; any be familiar with those skilled in the art the utility model disclose technical scope in; the variation that can expect easily or replacement, within all should being encompassed in protection domain of the present utility model.Therefore, protection domain of the present utility model should be as the criterion with the protection domain of claim.
Claims (6)
1. a LED bulb lamp, is characterized in that, comprising:
Lamp socket;
Lampshade, its spherical in shape and lower ending opening, the openend of described lampshade is connected with the upper surface of described lamp socket;
Lamp holder, it is connected with the lower surface of described lamp socket;
LED chip, it is located at the upper surface of described lamp socket, and is electrically connected with described lamp holder by described lamp socket;
Devitrified glass filament, infiltrates and has fluorescent material in it, and bottom is provided with cavity, and described devitrified glass filament is located at the upper surface of described lamp socket and described LED chip is covered in it.
2. a kind of LED bulb lamp as claimed in claim 1, is characterized in that: described lampshade adopts devitrified glass to make.
3. a kind of LED bulb lamp as claimed in claim 2, is characterized in that: described lamp socket comprises crystallite glass substrate and circuit layer, and described circuit layer silk-screen is on crystallite glass substrate, and the periphery of described crystallite glass substrate is connected with the openend sintering of described lampshade.
4. a kind of LED bulb lamp as claimed in claim 1, is characterized in that: described lamp socket is metal base printed circuit board.
5. a kind of LED bulb lamp as described in claim 1-4 any one, is characterized in that: described LED chip is vertical flip LED blue chip.
6. a kind of LED bulb lamp as claimed in claim 5, is characterized in that: described devitrified glass filament in the shape of a spiral.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420191139.4U CN203771153U (en) | 2014-04-16 | 2014-04-16 | LED (light-emitting diode) bulb lamp |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420191139.4U CN203771153U (en) | 2014-04-16 | 2014-04-16 | LED (light-emitting diode) bulb lamp |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203771153U true CN203771153U (en) | 2014-08-13 |
Family
ID=51288343
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201420191139.4U Expired - Fee Related CN203771153U (en) | 2014-04-16 | 2014-04-16 | LED (light-emitting diode) bulb lamp |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN203771153U (en) |
-
2014
- 2014-04-16 CN CN201420191139.4U patent/CN203771153U/en not_active Expired - Fee Related
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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 | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20140813 |