CN203015188U - Light emitting diode device - Google Patents
Light emitting diode device Download PDFInfo
- Publication number
- CN203015188U CN203015188U CN 201220614632 CN201220614632U CN203015188U CN 203015188 U CN203015188 U CN 203015188U CN 201220614632 CN201220614632 CN 201220614632 CN 201220614632 U CN201220614632 U CN 201220614632U CN 203015188 U CN203015188 U CN 203015188U
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- emitting diode
- light
- joint
- driving circuit
- power driving
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Abstract
The utility model provides a light emitting diode device, which is provided with two end points, wherein one end point comprises a first connector and a second connector, and the other end point comprises at least one third connector. The light emitting diode device comprises a power driving circuit, a light emitting diode array, a first rectifying circuit, a second rectifying circuit and a third rectifying circuit, wherein the power driving circuit produces a first driving signal according to a first rectifying signal of a first input end and a second rectifying signal of a second input end; the light emitting diode array is coupled to the power driving circuit and produces a light source according to the first driving signal; the first rectifying circuit is coupled to the first connector, and the first input end and the second input end of the power driving circuit; the second rectifying circuit is coupled to the second connector, and the first input end and the second input end of the power driving circuit; and the third rectifying circuit is coupled to the third connector, and the input end and the output end of the power driving circuit. The light emitting diode device provided by the utility model needs not to install a starter or a stabilizer, and has a fool-proofing function so as to avoid misconnection to an AC power supply.
Description
Technical field
The utility model is about a kind of light-emitting diode (Light-Emitting Diode is called for short LED) device, espespecially a kind of light-emitting diode assembly with fool proof effect (Fool-proofing).
Background technology
The light-emitting device of tradition fluorescent lamp it use popularity rate quite high, can say and spread all over the world, but recently because the energy is surging, add global warming, carbon reduction trend is more and more strong, therefore adopt the light-emitting device of light-emitting diode lamp tube take advantage of a situation and rise, replace gradually the light-emitting device of traditional fluorescent lamp.
But the light-emitting device of traditional fluorescent lamp also needs starter and stabilizer to produce light with the activation fluorescent tube except using alternating current, therefore its light-emitting device needs four contacts; And the light-emitting device of existing light-emitting diode lamp tube only needs two contacts.If the user continues to use the light-emitting device of traditional fluorescent lamp, and adopt its prior lamp holder joint, must change its circuit, for example remove the circuit that opens a device or skip stabilizer and connect.But personnel are engaged in these repackings, if the AC power misconnection can cause spark or blast to produce, even have the risk that causes fire.
The utility model content
One of the purpose of this utility model is to provide a kind of light-emitting diode assembly need not install starter and stabilizer.
One of the purpose of this utility model is to avoid the misconnection AC power in the function that provides a kind of light-emitting diode assembly to have fool proof.
One of the purpose of this utility model is that a kind of light-emitting diode assembly is being provided, and it has at least two joints to be coupled to respectively the two ends of alternating current.
The utility model one embodiment provide a kind of light-emitting diode assembly, has two-end-point, one end points comprises one first joint and one second joint, another end points comprises at least one the 3rd joint, light-emitting diode assembly comprises: a power driving circuit, according to one first rectified signal of a first input end and one second rectified signal of one second input, produce one first and drive signal; One light emitting diode matrix is coupled to power driving circuit, drives signal according to first and produces light source; One first rectification circuit is coupled to first input end and second input of the first joint and power driving circuit; One second rectification circuit is coupled to first input end and described second input of the second joint and power driving circuit; And one the 3rd rectification circuit, be coupled to first input end and second input of the 3rd joint and power driving circuit.
Preferably, described a plurality of joint has two two ends that are connected to respectively an alternating current at least.
Preferably, described light-emitting diode assembly need not installed a starter and a stabilizer.
Preferably, another end points more comprises one the 4th joint.
Preferably, described light-emitting diode assembly comprises: one the 4th rectification circuit is coupled to described first input end and described second input of described the 4th joint and described power driving circuit.
Preferably, each rectification circuit comprises: one first diode, and anode tap is connected to described joint, and cathode terminal is connected to described power driving circuit; And one second diode, cathode terminal is connected to described joint, and anode tap is connected to described power driving circuit; The cathode terminal of described the first diode is connected to described first input end, and the anode tap of described the second diode is connected to described the second input.
Preferably, in described a plurality of joints of described light-emitting diode assembly, have at least two joints to be coupled to respectively an AC power.
Light-emitting diode assembly of the present utility model need not installed starter and stabilizer, in addition, having electric current through diode is passed through by single direction, the forward bias voltage drop characteristic that disconnects in the time of oppositely, make light-emitting diode assembly of the present utility model have the fool proof effect, to avoid producing blast because of the misconnection AC power.
Description of drawings
Fig. 1 shows the light-emitting diode assembly schematic diagram of the utility model one example.
Fig. 2 shows the light-emitting diode assembly schematic diagram of the utility model one example.
Drawing reference numeral:
100,200 light-emitting diode assemblies
101,201 power driving circuits
102,202 light emitting diode matrixs
103 ~ 105,203 ~ 206 rectification circuits
P1, P2 input
10,11 end points
L1, L2 side
10a, 10b, 11a, 11b joint
D1, D2 diode
Embodiment
Please refer to Fig. 1, Fig. 1 shows the light-emitting diode assembly of the utility model one embodiment.In the present embodiment, light-emitting diode assembly 100 has two end points 10 and 11, and wherein end points 10 is arranged at the dual-side L1 of light-emitting diode assembly 100, and end points 11 is arranged at side L2.Wherein, end points 10 comprises joint 10a and 10b, and end points 11 comprises joint 11a.
Light-emitting diode assembly 100 comprises power driving circuit 101, light emitting diode matrix 102, rectification circuit 103 ~ 105.Power driving circuit 101 has a first input end P1 and one second input P2, and current driving circuit 101 produces one and drives signal S3 according to the first rectified signal S1 of first input end P1 and the second rectified signal S2 of the second input P2.
Light emitting diode matrix 102 is coupled to power driving circuit 101, and light emitting diode matrix 102 is the generation light source that is enabled according to driving signal S3.
This note that due in this example because light-emitting diode assembly 100 has three joint 10a, 10b and 11a, be coupled to joint 10a, 10b and 11a therefore have three corresponding rectification circuits 103 ~ 105.
Rectification circuit 103 is coupled to respectively first input end P1 and the second input P2 of joint 10a and power driving circuit 101; Rectification circuit 104 is coupled to first input end P1 and the second input P2 of joint 10b and power driving circuit 101; And rectification circuit 105 is coupled to respectively first input end P1 and the second input P2 of joint 11a and power driving circuit 101.
Please note, light-emitting diode assembly 100 is " the L shaped stitch lamp holder GX16t-5 straight pipe type LED fluorescent tube " that meets Japanese light industry meeting (JELMA) the JEL 801:2010 specification that defines at an embodiment, and in three joint 10a, the 10b and 11d of light-emitting diode assembly 100, have at least two joints to be coupled to respectively an AC power AC (not shown).
please note at this, the lamp socket rated output voltage of L shaped stitch lamp holder GX16t-5 straight pipe type LED fluorescent tube standard code is the direct current dc voltage, export to this GX16t-5 straight pipe type LED fluorescent tube and be under normal circumstances DC power supply DC, but this light-emitting diode assembly 100 is except can be when the lamp socket rated output voltage is dc voltage, keep normal operation, can be also under AC voltage at the lamp socket rated output voltage, keep normal operation, in other words, three joint 10a of light-emitting diode assembly 100, 10b, and in 11d, have at least two joints to be coupled to respectively an AC power AC or DC power supply DC.
In addition, in the utility model one embodiment, rectification circuit 103 ~ 105 comprises respectively two diode D1 and D2.In rectification circuit 103, the anode tap of diode D1 is connected to joint 10a, and cathode terminal is connected to power driving circuit 101, and diode D2 cathode terminal is connected to joint 10a, and anode tap is connected to power driving circuit 101; In rectification circuit 104, the anode tap of diode D1 is connected to joint 10b, and cathode terminal is connected to power driving circuit 101, and diode D2 cathode terminal is connected to joint 10b, and anode tap is connected to power driving circuit 101; And in rectification circuit 105, the anode tap of diode D1 is connected to joint 11a, and cathode terminal is connected to power driving circuit 101, and diode D2 cathode terminal is connected to joint 11a, and anode tap is connected to power driving circuit 101.
Note that in rectification circuit 103 at this, the cathode terminal of diode D1 is connected to the first input end P1 of current driving circuit 101, and the anode tap of diode D2 is connected to the second input P2; In rectification circuit 104, the cathode terminal of diode D1 is connected to the first input end P1 of current driving circuit 101, and the anode tap of diode D2 is connected to the second input P2; And the cathode terminal of diode D1 is connected to the first input end P1 of current driving circuit 101 in rectification circuit 105, and the anode tap of diode D2 is connected to the second input P2.
In the utility model, light-emitting diode assembly 100 has fool proof effect (Fool-proofing), in other words, joint 10a, 10b and 11a have at least two joints to be connected to respectively the two ends of AC power supplies, thus, light-emitting diode assembly 100 is to form a loop and activation generation light source with AC power AC.
For example: when joint 10a and 11a access AC power supplies, when moment 10a is high potential, 11a is electronegative potential, the diode D1 of rectification circuit 103 and the diode D2 of rectification circuit 105 produce forward bias voltage drop, make and form the loop, therefore power driving circuit 101 produces and drives signal S3, and light emitting diode matrix 102 produces light source according to driving signal S3.When joint 10a moment is electronegative potential, when joint 11a is high potential, the diode D2 of the diode D1 of rectification circuit 105 and rectification circuit 103 produces forward bias voltage drop at this moment, make and form the loop, therefore light-emitting diode assembly 100 can normally be lighted thus, and the diode of unidirectional isolation is arranged due to each joint, needn't worry that misconnection produces blast, therefore have the effect of fool proof.
Moreover light-emitting diode assembly 100 need not installed starter and stabilizer, can activation produce light source.
Then please refer to Fig. 2, Fig. 2 shows the light-emitting diode assembly of the utility model one embodiment.Light-emitting diode assembly 200 and 100 difference are.The end points 11 of light-emitting diode assembly 200 comprises a joint 11b, and in other words, end points 10 and the end points 11 of light-emitting diode assembly 200 have four joint 10a, 10b, 11a and 11b altogether.
Accordingly, this enforcement has four rectification circuits 203 ~ 206, in rectification circuit 203, the anode tap of diode D1 is connected to joint 10a, cathode terminal is connected to power driving circuit P1, and diode D2 cathode terminal is connected to joint 10a, and anode tap is connected to power driving circuit P2; In rectification circuit 204, the anode tap of diode D1 is connected to joint 10b, and cathode terminal is connected to power driving circuit P1, and diode D2 cathode terminal is connected to joint 10b, and anode tap is connected to power driving circuit P2; In rectification circuit 205, the anode tap of diode D1 is connected to joint 11a, and cathode terminal is connected to power driving circuit P1, and diode D2 cathode terminal is connected to joint 11a, and anode tap is connected to power driving circuit P2; And in rectification circuit 206, the anode tap of diode D1 is connected to joint 11a, and cathode terminal is connected to power driving circuit P1, and diode D2 cathode terminal is connected to joint 11a, and anode tap is connected to power driving circuit P2.
Note that in one embodiment, light-emitting diode assembly 200 can be used in the lamp socket of G13 and G10q specification, and light-emitting diode assembly 200 has at least two joints to be coupled to respectively AC power AC.
Ditto described, the present embodiment light-emitting diode assembly 200 also has fool proof effect (Fool-proofing), in other words, joint 10a, 10b, 11a and 11b have at least two joints to be connected to respectively the two ends of AC power AC, thus, light-emitting diode assembly 200 is to form a loop and activation generation light source with AC power AC.
Below describe joint 10a, 10b, 11a and its current potential coupling access status of 11b in detail:
Be high potential when the moment of joint 10a and 10b, and joint 11a and 11b moment are electronegative potential, the diode D2 of rectification circuit 203 and 204 diode D1 and rectification circuit 205 and 206 produces forward bias voltage drop, make and form the loop, therefore power driving circuit 201 produces and drives signal S3, and light emitting diode matrix 202 produces light source according to driving signal S3.
When joint 10a and 11a moment are high potential, and joint 10b and 11b moment are electronegative potential, the diode D2 of rectification circuit 203 and 205 diode D1 and rectification circuit 204 and 206 produces forward bias voltage drop, make and form the loop, therefore power driving circuit 201 produces and drives signal S3, and light emitting diode matrix 202 produces light source according to driving signal S3.
When joint 10a and 11b moment are high potential, and joint 10b and 11a moment are electronegative potential, the diode D2 of rectification circuit 203 and 206 diode D1 and rectification circuit 204 and 205 produces forward bias voltage drop, make and form the loop, therefore power driving circuit 201 produces and drives signal S3, and light emitting diode matrix 202 produces light source according to driving signal S3.
Accordingly, when joint 10a and 10b moment are electronegative potential, and joint 11a and 11b moment are high potential, the diode D1 of rectification circuit 203 and 204 diode D2 and rectification circuit 205 and 206 produces forward bias voltage drop, make and form the loop, therefore power driving circuit 201 produces and drives signal S3, and light emitting diode matrix 202 produces light source according to driving signal S3.
When joint 10a and 11a moment are electronegative potential, and joint 10b and 11b moment are high potential, the diode D1 of rectification circuit 203 and 205 diode D2 and rectification circuit 204 and 206 produces forward bias voltage drop, make and form the loop, therefore power driving circuit 201 produces and drives signal S3, and light emitting diode matrix 202 produces light source according to driving signal S3.
When joint 10a and 11b moment are electronegative potential, and joint 10b and 11a moment are high potential, the diode D1 of rectification circuit 203 and 206 diode D2 and rectification circuit 204 and 205 produces forward bias voltage drop, make and form the loop, therefore power driving circuit 201 produces and drives signal S3, and light emitting diode matrix 202 produces light source according to driving signal S3.
In addition, light-emitting diode assembly 200 also need not installed starter and stabilizer, can activation produce light source.
Though abovely with embodiment, the utility model is described, therefore do not limit scope of the present utility model, only otherwise break away from main idea of the present utility model, the sector person can carry out various distortion or change.
In sum, light-emitting diode assembly of the present utility model need not installed starter and stabilizer, in addition, having electric current through diode is passed through by single direction, the forward bias voltage drop characteristic that disconnects in the time of oppositely, make light-emitting diode assembly of the present utility model have the fool proof effect, to avoid producing blast because of the misconnection AC power.
Claims (7)
1. a light-emitting diode assembly, is characterized in that, described light-emitting diode assembly has two-end-point, and an end points comprises one first joint and one second joint, and another end points comprises at least one the 3rd joint, and described light-emitting diode assembly comprises:
One power driving circuit according to one first rectified signal of a first input end and one second rectified signal of one second input, produces one first and drives signal;
One light emitting diode matrix is coupled to described power driving circuit, drives signal according to described first and produces light source;
One first rectification circuit is coupled to described first input end and described second input of described the first joint and described power driving circuit;
One second rectification circuit is coupled to described first input end and described second input of described the second joint and described power driving circuit; And
One the 3rd rectification circuit is coupled to described first input end and described second input of described the 3rd joint and described power driving circuit.
2. light-emitting diode assembly as claimed in claim 1, is characterized in that, described a plurality of joints have two two ends that are connected to respectively an alternating current at least.
3. light-emitting diode assembly as claimed in claim 2, is characterized in that, described light-emitting diode assembly need not installed a starter and a stabilizer.
4. light-emitting diode assembly as claimed in claim 3, is characterized in that, another end points more comprises one the 4th joint.
5. light-emitting diode assembly as claimed in claim 4, is characterized in that, described light-emitting diode assembly comprises:
One the 4th rectification circuit is coupled to described first input end and described second input of described the 4th joint and described power driving circuit.
6. light-emitting diode assembly as described in claim 1 or 5, is characterized in that, each rectification circuit comprises:
One first diode, anode tap is connected to described joint, and cathode terminal is connected to described power driving circuit; And
One second diode, cathode terminal is connected to described joint, and anode tap is connected to described power driving circuit;
Wherein, the cathode terminal of described the first diode is connected to described first input end, and the anode tap of described the second diode is connected to described the second input.
7. light-emitting diode assembly as claimed in claim 6, is characterized in that, in described a plurality of joints of described light-emitting diode assembly, has at least two joints to be coupled to respectively an AC power.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201220614632 CN203015188U (en) | 2012-11-20 | 2012-11-20 | Light emitting diode device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201220614632 CN203015188U (en) | 2012-11-20 | 2012-11-20 | Light emitting diode device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203015188U true CN203015188U (en) | 2013-06-19 |
Family
ID=48606740
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 201220614632 Expired - Lifetime CN203015188U (en) | 2012-11-20 | 2012-11-20 | Light emitting diode device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN203015188U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105864732A (en) * | 2015-02-10 | 2016-08-17 | 讯强电子(惠州)有限公司 | Light-emitting diode lamp tube |
-
2012
- 2012-11-20 CN CN 201220614632 patent/CN203015188U/en not_active Expired - Lifetime
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105864732A (en) * | 2015-02-10 | 2016-08-17 | 讯强电子(惠州)有限公司 | Light-emitting diode lamp tube |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CX01 | Expiry of patent term | ||
| CX01 | Expiry of patent term |
Granted publication date: 20130619 |