CN206055308U - A kind of projector LED light source and projector - Google Patents
A kind of projector LED light source and projector Download PDFInfo
- Publication number
- CN206055308U CN206055308U CN201620890897.4U CN201620890897U CN206055308U CN 206055308 U CN206055308 U CN 206055308U CN 201620890897 U CN201620890897 U CN 201620890897U CN 206055308 U CN206055308 U CN 206055308U
- Authority
- CN
- China
- Prior art keywords
- led
- wafer
- projector
- light source
- support
- 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
Links
Landscapes
- Projection Apparatus (AREA)
Abstract
This utility model is adapted to LED light source technical field, there is provided a kind of projector LED light source and projector, the light source includes support, it is arranged on the LED wafer of the support crystal bonding area, at least one wafer tandem circuit group is provided with the crystal bonding area, multiple LED wafers are in series with the wafer tandem circuit group, the plurality of LED wafer is uniformly arranged using array way；Heat-conductive solid crystal glue is provided between the LED wafer and the support, the crystal-bonding adhesive heat conductivity is 25w/m.k～29w/m.k；Connected using a diameter of 1.0mil～1.4mil gold threads between the LED wafer；The support is made using injection rose copper material.This utility model embodiment is by arranging at least one wafer tandem circuit group on the support of rose copper material, multiple LED wafers are in series with series circuit group, connected using heat-conductive solid crystal glue between the LED wafer and the support, so that the light source price of projector is low, long half time, the long service life of projector light source is improve, while convenient for installation and maintenance.
Description
Technical field
This utility model belongs to LED light source technical field, more particularly to a kind of projector LED light source and projector.
Background technology
At present, the light source of traditional projector makes metal halogen bulb, UHE bulbs, UHP bulbs, SHP, NSH this five kinds of light
Source.The advantage of metal halogen bulb is low price, has the disadvantage half-life short, generally uses and will drop less than brightness in 1000 hours
It is low to original half, and generate heat it is very high, heat radiation system of projector is had high demands, be unfit to do long-time projection use.UHE lamps
The advantage of bubble is moderate, and before using 2000 hours, brightness decay is smaller, due to low in energy consumption, commonly referred to as cold
Light source.The advantage of UHP bulbs is long service life, typically normally can be used more than 4000 hours, and brightness decay very little,
UHP bulbs are also a kind of preferable cold light source simultaneously, but as price is higher, are generally used in engineering scialyscope.NSH and
SHP bulbs are D. C. bulb, and relatively more frequent used in the scialyscope of some Japanese brands, SHP bulbs are very high to polar requirement,
During use, high temperature easily causes the fried lamp of projecting camera light bulb, and the power of projecting camera light bulb blast is very big, it is possible to can damage projection
Have hydrargyrum inside some other eyeglass of machine and accessory, and the bulb of scialyscope, the impact to environment than larger, so this two
Plant bulb higher to scialyscope replacing requirement.
The light source of i.e. existing projector typically adopts traditional bulb, and price is high, the use half-life short of light source, uses
Life-span is not long, safeguards inconvenient while installing and changing.
Utility model content
This utility model embodiment provides a kind of projector LED light source, it is intended to which the light source for solving existing projector is general
Using traditional bulb, price is high, the use half-life short of light source, and service life is not long, safeguards inconvenient while installing and changing
Problem.
This utility model embodiment is achieved in that a kind of projector LED light source,
Including support, the LED wafer of the support crystal bonding area is arranged on, wherein, at least one is provided with the crystal bonding area
Individual wafer tandem circuit group, is in series with multiple LED wafers in the wafer tandem circuit group, the plurality of LED wafer adopts battle array
Row mode is uniformly arranged；
Heat-conductive solid crystal glue is provided between the LED wafer and the support, the crystal-bonding adhesive heat conductivity is 25w/m.k
～29w/m.k；
Connected using a diameter of 1.0mil～1.4mil gold threads between the LED wafer；
The support is made using injection rose copper material.
Further, the crystal bonding area is arranged at the centre of the support, and the support both sides are provided with wafer circuit and connect
Line end；
It is electric with the wafer circuit terminals that the crystal bonding area is provided with the first chip wiring point, the second chip wiring point
Connection；
The wafer tandem circuit group is arranged between the first chip wiring point, the second chip wiring point；
The crystal-bonding adhesive heat conductivity is 27w/m.k；
The a diameter of 1.2mil of the gold thread.
Further, 3 wafer tandem electricity have been arranged in parallel between the first chip wiring point, the second chip wiring point
10 LED wafers are in series with respectively in road group, 3 wafer tandem circuits；
10 LED wafers of 3 wafer tandems circuit group point, three row are arranged, and first row is provided with 3 LED wafers,
Secondary series is provided with 4 LED wafers, and the 3rd row are provided with 3 LED wafers.
Further, the gold thread is 99.99% containing golden purity.
This utility model embodiment also provides a kind of projector, wherein, the projector includes above-mentioned projector LED light
Source.
The projector LED light source of this utility model embodiment, it is brilliant by least one is arranged on the support of rose copper material
Piece series circuit group, is in series with multiple LED wafers in series circuit group, heat conduction is adopted between the LED wafer and the support
Coefficient for 25w/m.k～29w/m.k heat-conductive solid crystal glue connect, between the LED wafer using a diameter of 1.0mil～
1.4mil gold threads connect so that the light source price of projector is low, long half time, improves the long service life of projector light source,
It is simultaneously convenient for installation and maintenance.
Description of the drawings
Fig. 1 is the projector LED light source floor map that this utility model embodiment is provided.
Specific embodiment
In order that the purpose of this utility model, technical scheme and advantage become more apparent, below in conjunction with accompanying drawing and enforcement
Example, is further elaborated to this utility model.It should be appreciated that specific embodiment described herein is only to explain
This utility model, is not used to limit this utility model.
It should be noted that when element is referred to as " being fixed on " or " being arranged at " another element, it can be directly another
On one element or may be simultaneously present centering elements.When an element is known as " being connected to " another element, it can
To be directly to another element or may be simultaneously present centering elements.
Also, it should be noted that the orientation term such as left and right, upper and lower in this utility model embodiment, is only relative each other
Concept or be reference with the normal operating condition of product, and should not be regarded as restrictive.
With reference to shown in Fig. 1, a kind of projector LED light source that this utility model embodiment is provided,
Including support 1, be arranged on the LED wafer 3 of the support crystal bonding area 2, wherein, in the crystal bonding area 2 be provided with to
A few wafer tandem circuit group 4, is in series with multiple LED wafers 3, the plurality of LED wafer in the wafer tandem circuit group 4
3 are uniformly arranged using array way, array way uniformly arrangement cause projector to go out light distribution uniform, be more easy to secondary optics
Lens, improve the utilization rate of light source, while avoid the reliability of the projector light source of the accumulation and unbalanced impact of heat, can be with
Understand, series circuit group can carry out the Parallel Design of adaptive multiple series circuit groups according to the actual requirements, bright to meet
Degree and the isoparametric demand that radiates；
Heat-conductive solid crystal glue is provided between the LED wafer and the support, the crystal-bonding adhesive heat conductivity is 25w/m.k
～29w/m.k, heat-conductive solid crystal glue cause the LED light source radiating effect of projector more preferably, improve product using stability and prolong
The service life of product is grown；
Connected using a diameter of 1.0mil～1.4mil gold threads 5 between the LED wafer 3, gold thread causes LED light source anti-ization
Learn corrosivity good, it is ensured that the quality of LED product；
The support 1 is made using injection rose copper material, and rose copper substrate is easy to quick heat radiating.
Specifically, the crystal bonding area 2 is arranged at the centre of the support 1, and 1 both sides of the support are provided with wafer circuit and connect
Line end 6；
The crystal bonding area 2 is provided with the first chip wiring point 7, the second chip wiring point 8 with 6 end of wafer circuit wiring
Electrical connection；
The wafer tandem circuit group 4 is arranged between the first chip wiring point 7, the second chip wiring point 8；
Preferably, the crystal-bonding adhesive heat conductivity is 27w/m.k, a diameter of 1.2mil of the gold thread.
As shown in figure 1, as one embodiment of the present utility model, the first chip wiring point 7, the second chip wiring
It has been arranged in parallel between point 8 in 3 wafer tandem circuit groups, 3 wafer tandem circuits group and has been in series with 10 LED crystalline substances respectively
Piece；
10 LED wafers of 3 wafer tandem circuits point, three row are arranged, and first row is provided with 3 LED wafers, the
Two row are provided with 4 LED wafers, and the 3rd row are provided with 3 LED wafers.
In this utility model embodiment, the gold thread is 99.99% containing golden purity so that the LED light source of projector is led
Electrical property is good, and brightness is high, while reliability is high.
This utility model embodiment also provides a kind of projector, and the projector includes above-mentioned projector LED light source, makes
The projector for obtaining this utility model embodiment has the effect that：
1), theory structure is simple, long service life
Conventional light source, such as ultrahigh pressure mercury lamp, normal mode service life generally 3000 hours, and the use of LED light source
Life-span between 5 to 10 ten thousand hours, is generally more than 20 times of conventional light source service life.
2), without the need for apparatus for lighting up, moment start
The projector of conventional light source, has a built-in apparatus for lighting up, causes the conventional light source available machine time longer, and LED
The projector of light source can be started shooting with moment.
3), solid luminescent, it is durable
The filament of electric filament lamp is easily broken, fluorescent lamp, high voltage mercury lamp, Halogen light, xenon lamp or arc light etc., has outside glass
Shell, needs in the glass lamp evacuation or is filled with special gas, it is therefore desirable to the back work of apparatus for lighting up, while itself deposits
In damaged probability.And the projector of LED light source, in structure no glass shell, without the need for evacuation in fluorescent tube or fill
Enter special gas；LED antidetonation, impact resistance are strong simultaneously, all more facilitate in production, transport, using links.
4), energy concentrates luminous directivity strong
The projector heat input concentration degree of LED light source is high, concentrates in less wave-length coverage.Current several conventional encapsulation
Angle of scattering have 5 °, 10 °, 30 °, 45 ° in round LED, LED DC drivens, electro-optical efficiency have been close to 28%, reach existing
Highest efficiency in luminescent material.
5) it is, lightweight
It is very little that the volume of LED element can make, be easy to various ways modular design, arrangement install and it is integrated should
With.The LED light source portable projectors weight of this enforcement new embodiment generally at 1 kilogram or so, miniature LED light source scialyscope weight
Amount is at 250 grams or so.
Six), environmental protection, new forms of energy
Due to the distinctive mercury-free designs of LED so that the characteristics of projector has the environmental protection of new forms of energy.
Projector LED light source and projector that this utility model embodiment is provided, by setting on the support of rose copper material
At least one wafer tandem circuit group is put, multiple LED wafers, the LED wafer and the support in series circuit group, is in series with
Between adopt heat conductivity and connect for the heat-conductive solid crystal glue of 25w/m.k～29w/m.k, using a diameter of between the LED wafer
1.0mil～1.4mil gold threads connect so that the light source price of projector is low, long half time, improves the use of projector light source
Life-span length, while convenient for installation and maintenance.
Preferred embodiment of the present utility model is the foregoing is only, it is not to limit this utility model, all at this
Any modification, equivalent and improvement made within the spirit and principle of utility model etc., should be included in this utility model
Protection domain within.
Claims (5)
1. a kind of projector LED light source, including support, is arranged on the LED wafer of the support crystal bonding area, it is characterised in that institute
State, in the wafer tandem circuit group, be in series with multiple LED wafers,
The plurality of LED wafer is uniformly arranged using array way；
Be provided with heat-conductive solid crystal glue between the LED wafer and the support, the crystal-bonding adhesive heat conductivity be 25w/m.k～
29w/m.k；
Connected using a diameter of 1.0mil～1.4mil gold threads between the LED wafer；
The support is made using injection rose copper material.
2. projector LED light source according to claim 1, it is characterised in that the crystal bonding area is arranged at the support
Centre, the support both sides are provided with wafer circuit terminals；
The crystal bonding area is provided with the first chip wiring point, the second chip wiring point and is electrically connected with the wafer circuit terminals
Connect；
The wafer tandem circuit group is arranged between the first chip wiring point, the second chip wiring point；
The crystal-bonding adhesive heat conductivity is 27w/m.k；
The a diameter of 1.2mil of the gold thread.
3. projector LED light source according to claim 2, it is characterised in that the first chip wiring point, the second chip
It has been arranged in parallel between wiring point in 3 wafer tandem circuit groups, 3 wafer tandem circuits and has been in series with 10 LED respectively
Chip；
Points three row of 10 LED wafers of 3 wafer tandems circuit group are arranged, and first row is provided with 3 LED wafers, and second
Row are provided with 4 LED wafers, and the 3rd row are provided with 3 LED wafers.
4. projector LED light source according to claim 1, it is characterised in that the gold thread is 99.99% containing golden purity.
5. a kind of projector, it is characterised in that the projector includes the projector LED as described in any one of Claims 1 to 4
Light source.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620890897.4U CN206055308U (en) | 2016-08-16 | 2016-08-16 | A kind of projector LED light source and projector |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620890897.4U CN206055308U (en) | 2016-08-16 | 2016-08-16 | A kind of projector LED light source and projector |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN206055308U true CN206055308U (en) | 2017-03-29 |
Family
ID=58381034
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201620890897.4U Expired - Fee Related CN206055308U (en) | 2016-08-16 | 2016-08-16 | A kind of projector LED light source and projector |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN206055308U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114077141A (en) * | 2021-11-16 | 2022-02-22 | 康佳集团股份有限公司 | Sub-millimeter light emitting diode projection display structure and display device |
-
2016
- 2016-08-16 CN CN201620890897.4U patent/CN206055308U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114077141A (en) * | 2021-11-16 | 2022-02-22 | 康佳集团股份有限公司 | Sub-millimeter light emitting diode projection display structure and display device |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| US8536807B2 (en) | LED bulb | |
| US8531119B2 (en) | Light emitting diode tube and light emitting diode lamp using the same | |
| RU158205U1 (en) | LED LAMP | |
| JP2015053269A (en) | LED BULB AND LED LIGHT-EMITTING STRIP CAPABLE OF EFFECTING 4π LIGHT EMISSION | |
| CN203980174U (en) | One can 360 ° of alight bubbles | |
| KR100975970B1 (en) | The large illuminations with power led | |
| CN205447292U (en) | High -efficient low -loss LED lamp | |
| CN206055308U (en) | A kind of projector LED light source and projector | |
| WO2016197957A1 (en) | Led light metal frame | |
| CN104930388A (en) | LED (light emitting diode) substrate stripe | |
| CN104534313B (en) | A kind of LED energy conserving lamp and manufacture method | |
| CN103322465B (en) | A kind of LED street lamp | |
| CN203349170U (en) | Energy-saving LED (Light Emitting Diode) lamp | |
| CN104930389A (en) | LED (light emitting diode) substrate stripe | |
| CN210837802U (en) | Inverted LED light source of low-light-attenuation high-brightness projector | |
| CN209325436U (en) | A kind of highlighted projector LED light source of low light attenuation | |
| CN202546492U (en) | LED (light emitting diode) street light | |
| CN202452235U (en) | High-power LED (light-emitting diode) lamp structure | |
| CN107123644A (en) | A kind of high heat conduction glass fibre basal plate LED integrated packaging power sources | |
| CN111022947B (en) | Method for manufacturing omnibearing high-power luminous source | |
| CN203273802U (en) | Large-power floodlight with heat pipe radiator | |
| CN202189831U (en) | High-power high-brightness LED light source packaging structure | |
| CN208204934U (en) | LED electric connection structure | |
| CN206846334U (en) | Led lamp | |
| CN209804652U (en) | G9LED packaging structure |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| 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: 20170329 |