CN205050873U - Exchange LED light source - Google Patents
Exchange LED light source Download PDFInfo
- Publication number
- CN205050873U CN205050873U CN201520883176.6U CN201520883176U CN205050873U CN 205050873 U CN205050873 U CN 205050873U CN 201520883176 U CN201520883176 U CN 201520883176U CN 205050873 U CN205050873 U CN 205050873U
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- CN
- China
- Prior art keywords
- light source
- led light
- alternating current
- current led
- cofferdam
- Prior art date
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Abstract
The utility model provides an exchange LED light source, exchange LED light source include that base plate, a plurality of group exchange the LED chip. The base plate includes alumina based board, insulating layer, conducting layer from bottom to top. Still include the solid crystal block of exchange LED light source on the base plate. The insulating layer is the ceramic -insulated layer. Be equipped with positive pole, negative pole and current circuit on the conducting layer. Current circuit is in in the solid crystal block. The insulating layer is fixed around the solid crystal block of exchange LED light source on the alumina based board. Every group exchanges the LED chip and passes through the current circuit series connection. Current circuit carries out electric connection with anodal, negative pole. A plurality of groups exchange connects in parallel between LED chipset and the group. Compared with the prior art, the utility model discloses can directly work under alternating current power supply, its inside does not have drive power supply, can save material cost and artifical installation cost greatly, and its volume also can reduce greatly, and occupation space reduces during the installation. Adopt the alumina ceramics base plate, the coefficient of heat transfer is high, and heat stability is good.
Description
Technical field
The utility model relates to technical field of LED illumination, only uses alternating current LED light source specifically.
Background technology
Traditional LED is all direct current supply, and it be made directly to work under alternating current, and current method works for LED by make the AC conversion of input be direct current at lamp body internal configurations one driving power after.This LED inside structure of installing driving power is for the problem that can cause high cost producer, also can have the problem of installing trouble, set-up time length during production, for user, this LED volume with driving power is larger, installation takes up space greatly, and entirety unsightly.In addition, owing to being configured with driving power, this driving power is easily subject to electrostatic influence and damages, and therefore the work property examined of this LED and birthday noodle can not be protected.
Utility model content
For the problems referred to above, the utility model provides that a kind of structure is simple, volume is little, reliable operation, the alternating current LED light source that can directly work under exchanging.
The utility model is achieved through the following technical solutions above-mentioned purpose:
A kind of alternating current LED light source, described alternating current LED light source comprises substrate, some groups of AC LED chips; Described substrate comprises aluminum oxide substrate, insulating barrier, conductive layer from bottom to top; Described substrate also comprises alternating current LED light source die bond block; Described insulating barrier is ceramic insulating layer; Described conductive layer is provided with positive pole, negative pole and series circuit; Described series circuit is in die bond block; Described insulating barrier is fixed on described aluminum oxide substrate around alternating current LED light source die bond block; Described AC LED chip of often organizing passes through series circuit connected in series; Described series circuit and positive pole, negative pole are electrically connected; Described some groups of AC LED chipsets with carry out between group in parallel.
Preferably, described some groups of AC LED chips are two groups, and often group has two AC LED chips.
Preferably, described alumina base is square.
Preferably, the length of side of described square aluminum oxide substrate is 15mm.
Preferably, cofferdam is provided with around described alternating current LED light source die bond block.
Preferably, the height in described cofferdam is 0.5mm.
Preferably, described cofferdam is circular, and the inner circle of described circular cofferdam is directly 10mm.
Preferably, described cofferdam is the cofferdam using cofferdam glue to make.
Preferably, described AC LED chip is fixed on described aluminum oxide substrate by crystal-bonding adhesive.
The utility model compared with prior art, has the following advantages:
The utility model can directly work under AC power, and its inside is without driving power, and greatly can save Material Cost and artificial installation cost, its volume also can reduce greatly, and take up room during installation reduction.
Adopt aluminium oxide ceramic substrate, coefficient of heat transfer is high, Heat stability is good.
Accompanying drawing explanation
Fig. 1 is the vertical view of a kind of alternating current LED light source of the utility model;
Fig. 2 is the dimensional structure schematic diagram of each several part in Fig. 1.
Embodiment
For making to have a better understanding and awareness architectural feature of the present utility model and effect of reaching, coordinating detailed description in order to preferred embodiment and accompanying drawing, being described as follows:
As shown in Figure 1, a kind of alternating current LED light source, alternating current LED light source comprises substrate, some groups of AC LED chips 2; Substrate comprises aluminum oxide substrate 11, insulating barrier 12, conductive layer 13 from bottom to top.Substrate 1 also comprises alternating current LED light source die bond block.The insulating barrier 12 that the utility model provides is ceramic insulating layer, and conductive layer 13 is provided with positive pole 131, negative pole 132 and series circuit 133; Series circuit 133 is in die bond block.Insulating barrier 12 is fixed on aluminum oxide substrate 11 around alternating current LED light source die bond block; Often organize AC LED chip to be connected by series circuit 13; Series circuit 133 and positive pole 131, negative pole 132 are electrically connected.Some groups of AC LED chipsets with carry out between group in parallel.
Comprise two groups of AC LED chips in the alternating current LED light source that the utility model provides, often in group, have two AC LED chips.Namely define two strings two and obtain layout.
The alumina base that the utility model provides is square, and its length of side is 15mm.The circular cofferdam 14 using cofferdam glue to make also is provided with around alternating current LED light source die bond block.The height in cofferdam 14 is 0.5mm (not shown), and inner circle is directly 10mm.Cofferdam 14 effectively can control the light-emitting block of AC LED chip.
Because the wattage of AC LED chip is little, without the need to using the aluminium nitride substrate of high cost, so the utility model have employed aluminum oxide substrate, and by crystal-bonding adhesive, AC LED chip is fixed on aluminum oxide substrate.
More than show and describe general principle of the present utility model, principal character and advantage of the present utility model.The technical staff of the industry should understand; the utility model is not restricted to the described embodiments; the just principle of the present utility model described in above-described embodiment and specification; under the prerequisite not departing from the utility model spirit and scope, the utility model also has various changes and modifications, and these changes and improvements all fall in claimed scope of the present utility model.The protection range that the utility model requires is defined by appending claims and equivalent thereof.
Claims (9)
1. an alternating current LED light source, is characterized in that: described alternating current LED light source comprises substrate, some groups of AC LED chips; Described substrate comprises aluminum oxide substrate, insulating barrier, conductive layer from bottom to top; Described substrate also comprises alternating current LED light source die bond block; Described insulating barrier is ceramic insulating layer; Described conductive layer is provided with positive pole, negative pole and series circuit; Described series circuit is in die bond block; Described insulating barrier is fixed on described aluminum oxide substrate around alternating current LED light source die bond block; Described AC LED chip of often organizing passes through series circuit connected in series; Described series circuit and positive pole, negative pole are electrically connected; Described some groups of AC LED chipsets with carry out between group in parallel.
2. a kind of alternating current LED light source according to claim 1, is characterized in that: described some groups of AC LED chips are two groups, and often group has two AC LED chips.
3. a kind of alternating current LED light source according to claim 1, is characterized in that: described alumina base is square.
4. a kind of alternating current LED light source according to claim 3, is characterized in that: the length of side of described square aluminum oxide substrate is 15mm.
5. a kind of alternating current LED light source according to claim 1, is characterized in that: be provided with cofferdam around described alternating current LED light source die bond block.
6. a kind of alternating current LED light source according to claim 5, is characterized in that: the height in described cofferdam is 0.5mm.
7. a kind of alternating current LED light source according to claim 5, is characterized in that: described cofferdam is for circular; The inner circle of described circular cofferdam is directly 10mm.
8. a kind of alternating current LED light source according to claim 5, is characterized in that: described cofferdam is the cofferdam using cofferdam glue to make.
9. a kind of alternating current LED light source according to claim 1, is characterized in that: described AC LED chip is fixed on described aluminum oxide substrate by crystal-bonding adhesive.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520883176.6U CN205050873U (en) | 2015-11-04 | 2015-11-04 | Exchange LED light source |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520883176.6U CN205050873U (en) | 2015-11-04 | 2015-11-04 | Exchange LED light source |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN205050873U true CN205050873U (en) | 2016-02-24 |
Family
ID=55344418
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201520883176.6U Expired - Fee Related CN205050873U (en) | 2015-11-04 | 2015-11-04 | Exchange LED light source |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN205050873U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105226169A (en) * | 2015-11-04 | 2016-01-06 | 安徽湛蓝光电科技有限公司 | A kind of alternating current LED light source |
-
2015
- 2015-11-04 CN CN201520883176.6U patent/CN205050873U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105226169A (en) * | 2015-11-04 | 2016-01-06 | 安徽湛蓝光电科技有限公司 | A kind of alternating current LED light source |
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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: 20160224 Termination date: 20211104 |