CN203731166U - LED bulb lamp - Google Patents
LED bulb lamp Download PDFInfo
- Publication number
- CN203731166U CN203731166U CN201420113648.5U CN201420113648U CN203731166U CN 203731166 U CN203731166 U CN 203731166U CN 201420113648 U CN201420113648 U CN 201420113648U CN 203731166 U CN203731166 U CN 203731166U
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- type
- led
- shell
- printing opacity
- stem
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Abstract
The utility model discloses an LED bulb lamp comprising a transmitting bulb shell, a secondary optical element, an LED lighting component, a mandrel, a driver and a lamp base. The transmitting bulb shell is composed of the mandrel and the transmitting bulb shell body which are sealed, and high-heat-conductivity gas is filled into the transmitting bulb shell. The secondary optical element is a diffusion shell or an optical lens and is directly fixed on the LED lighting component. The LED lighting component is composed of LED illuminators and a heat conductor, wherein the LED lighting component is supported and fixed by a support pillar, the LED illuminators are mounted on the heat conductor, and the heat conductor is provided with an electrode leading-out terminal and is connected with an electric connecting wire of the mandrel. The electric connecting wire of the mandrel is connected with the output of the LED driver, the input of the LED driver is connected with the lamp base, and the lamp base is communicated with an external power source. The conductor and the high-heat-conductivity gas are large in contact area, heat radiation effect is better, and the LED bulb lamp high in luminous flux and reliability can be manufactured.
Description
Technical field
The utility model relates to a kind of lighting field, relates in particular to a kind of LED bulb lamp.
Background technology
Consideration based on energy-conserving and environment-protective, incandescent lamp is abandoned by market gradually.And the feature such as LED bulb has that the life-span is long, light efficiency is high, radiationless and shock resistance is progressively replacing incandescent lamp and is being widely used in the lighting field of industry-by-industry.LED illuminating product will be realized the completely alternative of incandescent lamp, be realized from three aspects:: 1, luminous flux; 2, appearance and size; 3, light distributes.
Existing conventional LED bulb lamp mainly comprises lamp holder, pedestal, heat radiation main body, power supply, LED and diffuser; The heat that its LED produces mainly, by heat radiation main body, is conducted in air and is discharged by heat, and the light that LED sends is radiated to cell-shell outside by diffuser; In order to meet the appearance and size of conventional incandescent, existing LED ball bubble in appearance and size with the similar external dimensions of incandescent lamp; In order to meet the requirement of heat radiation and luminous intensity distribution, current LED bulb lamp is used heat radiation aluminium and PC material in a large number, has greatly increased virtually the cost of LED bulb lamp simultaneously.In addition, in existing LED bulb lamp design, the diffuser of PC material adopts hemispherical design conventionally, makes the lighting angle of LED bulb lamp be less than 180 degree; If increase the lighting angle of LED bulb lamp, or the design of increase optical system, but this can cause the increase of LED bulb lamp cost of manufacture.
Utility model content
Based on the problems referred to above, the purpose of this utility model is to provide the LED that a kind of luminous efficiency is high, simple for assembly process, cost is low, reliability is high bulb lamp.
The technical solution of the utility model is as follows:
The LED bulb lamp that the utility model provides, comprise printing opacity cell-shell, the screw socket being fixedly connected with this printing opacity cell-shell, in described printing opacity cell-shell, be provided with a stem stem, this stem stem and described printing opacity cell-shell are sealedly and fixedly connected, described printing opacity cell-shell is divided into described stem stem the inner and the outer end that is positioned at described printing opacity cell-shell, in described printing opacity cell-shell, be also provided with light-emitting device, this light-emitting device is fixedly connected on the inner end of described stem stem, in described screw socket inside, be fixed with LED driver, and be electrically connected to the output of described LED driver by the electric connection line being arranged on described stem stem with described light-emitting device, the input of described LED driver is electrically connected to the electrode being arranged on described screw socket, electrode on described screw socket is electrically connected to external power supply, wherein, described light-emitting device comprises a secondary optics element and a LED luminescence component, described LED luminescence component comprises heat carrier and some LEDs illuminators, described heat carrier is fixed on the inner end of described stem stem, and described LED illuminator is fixedly installed on described heat carrier and described LED illuminator is electrically connected to the described electric connection line formation on described stem stem, described secondary optics element is diffusion shell or optical lens, and this secondary optics element is fixedly connected with rear formation one light source cavity with described heat carrier, and described LED illuminator installs in described light source cavity, in described printing opacity cell-shell, be filled with high-termal conductivity gas.
In described LED bulb lamp, described stem stem comprises pillar, horn mouth and blast pipe; Described horn mouth and described printing opacity cell-shell are tightly connected and are integral; It is inner that described pillar is positioned at described printing opacity cell-shell, forms the inner of described stem stem; Described blast pipe is positioned at the outside of described printing opacity cell-shell, forms the outer end of described stem stem, and is close to described screw socket; Described printing opacity cell-shell is communicated with ambient atmosphere by this blast pipe; In described printing opacity cell-shell, be full of after described high-termal conductivity gas, described blast pipe is close to described screw socket one end will be by sealing by fusing.
LED bulb lamp of the present utility model, the LED illuminator in described LED luminescence component can maybe can send the white light LEDs of 2000K～10000K range of color temperature for the chip of blue-light LED chip, purple LED chip, red LED chip, green light LED chip, yellow light LED chip or other color of light;
LED bulb lamp of the present utility model, the heat carrier in described LED luminescence component can be selected transparent heat carrier, also can select nontransparent heat carrier.
Further, described transparent heat carrier can be selected the materials such as glass, crystalline ceramics, sapphire, transparent heat-conducting resin.
Further, described nontransparent heat carrier can be selected PCB, metal heat sink, ceramic heat sink, heat-conducting plastic etc.
Further, described heat carrier can have the structures such as plate-like structure, fin laminated structure, also can have art up shape-designing.
Further, if heat carrier is selected transparent material, LED chip can directly be fixed on transparent heat carrier, on LED chip and bottom transparent heat carrier, can apply phosphor powder layer.
LED bulb lamp of the present utility model, described secondary optics element can be diffusion shell, can be also optical lens.
Further, described diffusion shell can be made by modes such as injection mo(u)lding or blow moldings by resin material mixed light diffusion material or fluorescent material, and doping percentage is between 0.5%～30%.
Further, the shape of described diffusion shell can be the shape of hemispherical or A type, Type B, C type, E type, G type, R type, BR type, M type, K type, S type, PAR type, T-shaped, candle type or other existing bulbs.；
Further, described resin material can consist of silica type, epoxy resin, polycarbonate-based, polymethyl methacrylate class material.
Further, described photodiffusion material can be chosen as the material that nano silicon, nano titanium oxide, barium sulfate etc. have light diffusion.
Further, described fluorescent material can be selected the fluorescent material of yttrium-aluminium-garnet system, silicate systems, nitride or nitrogen oxide system.
LED bulb lamp of the present utility model, the shape of described printing opacity cell-shell can be A type, Type B, C type, E type, G type, R type, M type, K type, S type, BR type, PAR type, T-shaped, candle type or other existing a kind of in bulb-shaped.
Further, being filled with high thermal conductivity gas in described cell-shell, can be the mist of helium, hydrogen or its two arbitrary proportion, and preferably the volume ratio of helium and hydrogen is 95: 5.
The utility model compared with prior art, its advantage is: the contact area of heat carrier and high-termal conductivity gas is large, radiating effect is better, can make more high light flux, the LED bulb lamp of high reliability more, and packaging technology is very simple, and because the volume of LED luminescence component is little, so the materials of heat carrier and secondary optics element significantly reduce, material cost is reduced greatly.
Accompanying drawing explanation
Fig. 1 is an example structure schematic diagram of the utility model LED bulb lamp.
Fig. 2 is another example structure schematic diagram of the utility model LED bulb lamp.
The specific embodiment
Below in conjunction with accompanying drawing, preferred embodiment of the present utility model is described in further detail.
As shown in Figure 1, the LED bulb lamp 1 of the present embodiment, it comprises: a printing opacity cell-shell 2, a secondary optics element 3, a LED luminescence component 4 with LED illuminator 4a, heat carrier 4b, 5, one LED drivers 7 of stem stem and a screw socket 8 with pillar 5a, horn mouth 5b, blast pipe 5c and electric connection line 5d; Described printing opacity cell-shell 2 is sealed to form by stem stem 5 and cell-shell body, in described printing opacity cell-shell 2, is filled with high-termal conductivity gas 6; In the present embodiment, high-termal conductivity gas is selected helium, and also can select hydrogen or volume ratio is the helium of 95: 5 and the mist of hydrogen.
In the present embodiment, by LED illuminator 4a, as blue-light LED chip, by die bond technique, be fixed on heat carrier 4b, in the present embodiment, heat carrier 4b is flat crystalline ceramics substrate, and the quantity of blue-light LED chip 4a is that 10 blue-light LED chip 4a are connected in series mutually, above blue-light LED chip 4a and corresponding crystalline ceramics substrate 4b below apply phosphor powder layer; On crystalline ceramics substrate 4b, be provided with electrode leads to client, this electrode leads to client is electrically connected to blue-light LED chip 4a with the electric connection line 5d formation on stem stem 5; Meanwhile, the end of pillar 5a and crystalline ceramics substrate 4b below are connected and fixed by translucent adhesive, play the effect of supporting crystalline ceramics substrate 4b; The electric connection line 5d of described stem stem 5 is connected with the output of LED driver 7, the input of LED driver 7 is connected with the electrode on screw socket 8 by wire 9, the electrode of described screw socket 8 is connected with external AC or DC power supply, printing opacity cell-shell 2 connects as one by plastic rubber connector 10 with screw socket 8, can light LED bulb lamp of the present utility model after switching on power.
In the present embodiment, horn mouth 5b and printing opacity cell-shell 2 connect into via high temperature sealing by fusing, and the two can be made by glass or plastics; The pillar 5a of stem stem 5 is positioned at the inside of printing opacity cell-shell 2, forms the inner of stem stem 5, and crystalline ceramics substrate 4b is fixed in the end of pillar 5a; The blast pipe 5c of stem stem 5 is positioned at the outside of printing opacity cell-shell 2, forms the outer end of stem stem 5, and next-door neighbour's screw socket 8, and printing opacity cell-shell 2 is communicated with ambient atmosphere by blast pipe 5c; The electric connection line 5d of stem stem 5 is by blue-light LED chip 4a, and electrode leads to client forms and is electrically connected to the output of LED driver 7.
During assembling, through blast pipe 5c, printing opacity cell-shell 2 is evacuated, vacuum is less than 10-1pa, then is filled with helium through blast pipe 5c, subsequently blast pipe 5c is exposed to the mouth of pipe sealing by fusing in atmosphere, and the helium being filled with is sealed in printing opacity cell-shell 2; Heat carrier 4b in LED luminescence component 4 can fully contact with helium, and contact area is large, and LED is better dispelled the heat, thereby can make LED bulb more high-power, more high light flux.
In the present embodiment, above the blue-light LED chip 4a of LED luminescence component 4, be provided with secondary optics element 3, i.e. a diffusion shell; This diffusion shell 3 is fixedly connected with the outward flange of crystalline ceramics substrate 4b, and forms a light source cavity, and blue-light LED chip 4a installs in light source cavity; This diffusion shell 3 adopts the blow molding of transparent PC mixing spread powder to be R type bubble shell structure.Introducing due to diffusion shell 3, the lighting angle of blue-light LED chip 4a forward bright dipping is increased greatly, and meanwhile, due to crystalline ceramics substrate, 4b has light transmission, so the rising angle dorsad of blue-light LED chip 4a also increases greatly, this makes LED bulb lamp of the present utility model have 360.Omnibearing luminous feature.
Secondary optics element 3 is optical lens 11 in another embodiment, and the profile of optical lens 11 can need to design according to luminous intensity distribution, as shown in Figure 2.
The shape of above-mentioned printing opacity cell-shell 2 can be A type, Type B, C type, E type, G type, R type, M type, K type, S type, BR type, PAR type, T-shaped, candle type or other existing a kind of in bulb-shaped.
Should be understood that, the above-mentioned statement for the utility model preferred embodiment is comparatively detailed, can not therefore think the restriction to the utility model scope of patent protection, and scope of patent protection of the present utility model should be as the criterion with claims.
Claims (10)
1. a LED bulb lamp, comprise printing opacity cell-shell, the screw socket being fixedly connected with this printing opacity cell-shell, in described printing opacity cell-shell, be provided with a stem stem, this stem stem and described printing opacity cell-shell are sealedly and fixedly connected, described printing opacity cell-shell is divided into described stem stem the inner and the outer end that is positioned at described printing opacity cell-shell, in described printing opacity cell-shell, be also provided with light-emitting device, this light-emitting device is fixedly connected on the inner end of described stem stem, in described screw socket inside, be fixed with LED driver, and be electrically connected to the output of described LED driver by the electric connection line being arranged on described stem stem with described light-emitting device, the input of described LED driver is electrically connected to the electrode being arranged on described screw socket, electrode on described screw socket is electrically connected to external power supply, it is characterized in that, described light-emitting device comprises a secondary optics element and a LED luminescence component, described LED luminescence component comprises heat carrier and some LEDs illuminators, described heat carrier is fixed on the inner end of described stem stem, and described LED illuminator is fixedly installed on described heat carrier and described LED illuminator is electrically connected to the described electric connection line formation on described stem stem, described secondary optics element is diffusion shell or optical lens, and this secondary optics element is fixedly connected with rear formation one light source cavity with described heat carrier, and described LED illuminator installs in described light source cavity, in described printing opacity cell-shell, be filled with high-termal conductivity gas.
2. LED bulb lamp according to claim 1, is characterized in that, described stem stem comprises pillar, horn mouth and blast pipe; Described horn mouth and described printing opacity cell-shell are tightly connected and are integral; It is inner that described pillar is positioned at described printing opacity cell-shell, forms the inner of described stem stem; Described blast pipe is positioned at the outside of described printing opacity cell-shell, forms the outer end of described stem stem, and is close to described screw socket; Described printing opacity cell-shell is communicated with ambient atmosphere by this blast pipe; In described printing opacity cell-shell, be full of after described high-termal conductivity gas, described blast pipe is close to described screw socket one end will be by sealing by fusing.
3. LED bulb lamp according to claim 1, it is characterized in that, described LED illuminator is selected from blue-light LED chip, purple LED chip, red LED chip, green light LED chip, yellow light LED chip maybe can send the white light LEDs of 2000K～10000K range of color temperature.
4. LED bulb lamp according to claim 1, is characterized in that, described heat carrier be shaped as plate-like structure or fin laminated structure.
5. LED bulb lamp according to claim 3, is characterized in that, the material of described heat carrier is selected from glass, crystalline ceramics, sapphire, transparent heat-conducting resin, PCB, metal heat sink, ceramic heat sink or heat-conducting plastic.
6. LED bulb lamp according to claim 1, is characterized in that, described diffusion shell be shaped as hemispherical, A type, Type B, C type, E type, G type, R type, BR type, M type, K type, S type, PAR type, T-shaped or candle type.
7. LED bulb lamp according to claim 5, is characterized in that, the material of described diffusion shell is the composite material that resin material doping photodiffusion material or fluorescent material form.
8. LED bulb lamp according to claim 7, is characterized in that, described resin material is silica gel, epoxy resin, Merlon or polymethyl methacrylate; Described photodiffusion material is nano silicon, nano titanium oxide or barium sulfate; Described fluorescent material is selected from the fluorescent material of yttrium-aluminium-garnet system, silicate systems, nitride or nitrogen oxide system.
9. LED bulb lamp according to claim 2, is characterized in that, described high thermal conductivity gas is helium, hydrogen or the two mist.
10. according to the arbitrary described LED bulb lamp of claim 1 to 9, it is characterized in that the A type that is shaped as of described printing opacity cell-shell, Type B, C type, E type, G type, R type, M type, K type, S type, BR type, PAR type, T-shaped or candle type.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420113648.5U CN203731166U (en) | 2014-03-13 | 2014-03-13 | LED bulb lamp |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420113648.5U CN203731166U (en) | 2014-03-13 | 2014-03-13 | LED bulb lamp |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203731166U true CN203731166U (en) | 2014-07-23 |
Family
ID=51201236
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201420113648.5U Expired - Fee Related CN203731166U (en) | 2014-03-13 | 2014-03-13 | LED bulb lamp |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN203731166U (en) |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105118429A (en) * | 2015-08-21 | 2015-12-02 | 武汉工程大学 | Lattice screen display control system |
| WO2016061813A1 (en) * | 2014-10-24 | 2016-04-28 | 苏州汉克山姆照明科技有限公司 | Lamp bulb having hollow led luminous body |
| CN105937716A (en) * | 2016-03-11 | 2016-09-14 | 浙江英特来光电科技有限公司 | LED bulb lamp capable of emitting light at large angle |
| WO2022095186A1 (en) * | 2020-11-06 | 2022-05-12 | 杭州杭科光电集团股份有限公司 | Light emitting device, and bulb |
-
2014
- 2014-03-13 CN CN201420113648.5U patent/CN203731166U/en not_active Expired - Fee Related
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2016061813A1 (en) * | 2014-10-24 | 2016-04-28 | 苏州汉克山姆照明科技有限公司 | Lamp bulb having hollow led luminous body |
| CN105118429A (en) * | 2015-08-21 | 2015-12-02 | 武汉工程大学 | Lattice screen display control system |
| CN105937716A (en) * | 2016-03-11 | 2016-09-14 | 浙江英特来光电科技有限公司 | LED bulb lamp capable of emitting light at large angle |
| WO2022095186A1 (en) * | 2020-11-06 | 2022-05-12 | 杭州杭科光电集团股份有限公司 | Light emitting device, and bulb |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| EE01 | Entry into force of recordation of patent licensing contract |
Assignee: SHENZHEN WISDOW REACHES INDUSTRY CO., LTD. Assignor: Liang Qian Contract record no.: 2015370000177 Denomination of utility model: LED bulb lamp Granted publication date: 20140723 License type: Common License Record date: 20151026 |
|
| LICC | Enforcement, change and cancellation of record of contracts on the licence for exploitation of a patent or utility model | ||
| 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: 20140723 Termination date: 20190313 |