CN204362395U - A kind of high-voltage linear constant-current LED Drive and Control Circuit - Google Patents
A kind of high-voltage linear constant-current LED Drive and Control Circuit Download PDFInfo
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- CN204362395U CN204362395U CN201520067023.4U CN201520067023U CN204362395U CN 204362395 U CN204362395 U CN 204362395U CN 201520067023 U CN201520067023 U CN 201520067023U CN 204362395 U CN204362395 U CN 204362395U
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Abstract
Drive the deficiency of application scheme for conventional ADS driving and the constant current of current market Linear, the utility model provides a kind of high-voltage linear constant-current LED Drive and Control Circuit, comprises power input line, linear constant current driving governor and light source module.Wherein, be connected by the output of light source module with linear constant current driving governor by wire, the input of linear constant current driving governor is through the outside power taking of power input line.Useful technique effect: the utility model can effectively reduce low cost, the functional reliability improving LED lamp driving and the operating efficiency that LED lamp drives.
Description
Technical field
The utility model belongs to lighting technical field, particularly relates to a kind of high-voltage linear constant-current LED Drive and Control Circuit.
Background technology
Along with the deep popularization of energy-saving and emission-reduction, light fixture market competition is day by day fierce, and adopts the light fixture of LED, has product low price, high efficiency, high-quality, more energy-conservation technical characterstic, day by day becomes the trend of light fixture development from now on.At present, the drive circuit that LED lamp product adopts comprises the type of drive such as constant current, constant voltage, resistance-capacitance depressurization, integrated form linear constant current.
This wherein, the most obvious with the advantage of integrated form linear constant current formula drives LED again---it solve the problem that well can not balance cost and quality of conventional ADS driving, and the feature that the advantages such as LED lamp is energy-efficient, economic, long-lived coexist can better be embodied.But the shortcoming of this drive circuit is also very outstanding:
First, this drive circuit is direct and light source integrates, and when light-source temperature is too high, can affect the operation of drive circuit, cause drive circuit to enter circuit protection state in advance, and then cause light source luminescent uneven;
In addition, due to this drive circuit be directly and light source be integrate----be normally integrated on one piece of aluminium base, and the shape of aluminium base needs to design for difform light fixture, this just cause needs for different light fixture products repeatedly integrated design have driver module and light source module, the substrate of given shape, namely artificially design, manufacture a series of non-standard component, have that mass production difficulty is large, cost is high, design is complicated, install inconvenient, the technical matters such as application is difficult;
Finally, existing integrated form linear constant current formula circuit is the two ends that will the LED driven needed directly to be connected on drive circuit, and the load of driving is many, power is large, and then there is the problem that caloric value is large, light source luminescent is uneven.
Utility model content
The deficiency of application scheme is driven for conventional ADS driving and the constant current of current market Linear, the utility model provides a kind of high-voltage linear constant-current LED Drive and Control Circuit, can effectively reduce low cost, the functional reliability improving LED lamp driving and operating efficiency that LED lamp drives.Concrete scheme is as follows:
A kind of high-voltage linear constant-current LED Drive and Control Circuit: comprise power input line 1, linear constant current driving governor 7 and light source module 8.Wherein, be connected by the output of light source module 8 with linear constant current driving governor 7 by wire, the input of linear constant current driving governor 7 is through power input line 1 outwards power taking.
useful technique effect
Linear constant current driving governor 7 of the present utility model and light source module 8 are separated from each other, and the heat that light source module 8 produces directly is not passed to linear constant current driving governor 7, because this reducing the temperature of light source die group 8 to the impact of linear constant current driving governor 7.
Linear constant current driving governor 7 of the present utility model and light source module 8 are not integrated on aluminium base, therefore the light fixture of different size shape can be adapted to, linear constant current driving governor 7 and light source module 8 can standardizedly be produced, cost is lower, design is simpler, install more convenient, application is wider.
Linear constant current driving governor 7 of the present utility model, from after light source board (i.e. aluminium base) is separated, easily can be optimized light source module 8 and to distribute typesetting, luminescence is more evenly distributed.
Of the present utility model rational in infrastructure, the working temperature of power supply and light source can be reduced, reduce the reliability of light source light decay and raising power supply.
If maintenance cost of the present utility model is low---light source module 8 or power module one damage only needs corresponding replacing corresponding module.
Applied range of the present utility model, can be widely used in LEDbulb lamp, fluorescent tube, Down lamp, flat lamp, ceiling light, flood light, bulkhead lamp capable etc.
Light source module 8 of the present utility model is divided into 4 groups, and often group is on positive polar region and linear constant current driving governor 7, relatively the tradition mode of directly connecting, and this connected mode can provide driving voltage to every group, reduces the difficult problem that heat dissipation capacity is large, loss is fast of centrally connected power supply.In addition, owing to divide into 4 groups of relatively independent LED modules, make the distribution of light sources of LED lamp more flexible, and then improve the luminous uniformity.
The utility model also provides by connector 9 connecting linear constant current driving governor 7 and light source module 8, such that assembling is more convenient, the scope of application is wider, safeguard when replacing more convenient.
Accompanying drawing explanation
Fig. 1 is circuit structure sketch of the present utility model.
Fig. 2 is the three-dimensional real object figure adopting circuit shown in Fig. 1.
Fig. 3 is the three-dimensional real object figure at Fig. 2 back side.
Fig. 4 is the circuit structure sketch of the utility model second embodiment.
Embodiment
Now be described with reference to the accompanying drawings design feature of the present utility model.
See Fig. 1, a kind of high-voltage linear constant-current LED Drive and Control Circuit, comprises power input line 1, linear constant current driving governor 7 and light source module 8.Wherein, be connected by the output of light source module 8 with linear constant current driving governor 7 by wire, the input of linear constant current driving governor 7 is through power input line 1 outwards power taking.
Furtherly, the model of linear constant current driving governor 7 is HF3028.
See Fig. 1, the output of linear constant current driving governor 7 has 5 output ports: be followed successively by conllinear positive pole port 75, output first negative pole port 71, output second negative pole port 72, output the 3rd negative pole port 73, output the 4th negative pole port 74.
Light source module 8 is in series by 4 groups of LED modules, is followed successively by the first LED module 81, second LED module 82, the 3rd LED module 83, the 4th LED module 84.Wherein, the positive pole of the first LED module 81 is connected with conllinear positive terminal mouth 75.The negative pole of the first LED module 81 is connected with the positive pole of the second LED module 82, and the first LED module 81 is connected with output first negative pole port 71 with the tie point of the second LED module 82.The negative pole of the second LED module 82 is connected with the positive pole of the 3rd LED module 83, and the second LED module 82 is connected with output second negative pole port 72 with the tie point of the 3rd LED module 83.The negative pole of the 3rd LED module 83 is connected with the positive pole of the 4th LED module 84, and the 3rd LED module 83 is connected with output the 3rd negative pole port 73 with the tie point of the 4th LED module 84.The negative pole of the 4th LED module 84 is connected with output the 4th negative pole port 74.
Furtherly, the first LED module 81, second LED module 82, the 3rd LED module 83 and the 4th LED module 84 are distributed on the front of housing assembly.
See Fig. 3, linear constant current driving governor 7 is assemblied in the back side of the housing assembly 10 of LED lamp, and see Fig. 2, light source module 8 is assemblied in the front of previous housings external member 10.
See Fig. 3, be fixedly connected with template substrate 11 at the back side of the housing assembly of LED lamp, be fixedly connected with linear constant current driving governor 7 in the outside of template substrate 11, carry out heat conduction and heat radiation by template substrate 11 pairs of linear constant current driving governors 7.
See Fig. 4, a kind of high-voltage linear constant-current LED Drive and Control Circuit, comprises power input line 1, linear constant current driving governor 7 and light source module 8.Wherein, be connected by the output of light source module 8 with linear constant current driving governor 7 by wire, the input of linear constant current driving governor 7 is through power input line 1 outwards power taking.In addition, between linear constant current driving governor 7 and light source module 8, connector 9 is in series with.The model of linear constant current driving governor 7 is HF3028.
The output of described linear constant current driving governor 7 has 5 output ports: be followed successively by conllinear positive pole port 75, output first negative pole port 71, output second negative pole port 72, output the 3rd negative pole port 73, output the 4th negative pole port 74.
Described connector 9 is provided with 5 plug port corresponding with the output of linear constant current driving governor 7.Be followed successively by conllinear positive pole plug port 95, connector first negative pole port 91, connector second negative pole port 92, connector the 3rd negative pole port 93, connector the 4th negative pole port 94.By wire, 5 plug port on the output port of 5 on linear constant current driving governor 7 and connector 9 are linked together correspondingly.
Described light source module 8 is in series by 4 groups of LED modules, is followed successively by the first LED module 81, second LED module 82, the 3rd LED module 83, the 4th LED module 84.Wherein, the positive pole of the first LED module 81 is connected with conllinear positive pole plug port 95.The negative pole of the first LED module 81 is connected with the positive pole of the second LED module 82, and the first LED module 81 is connected with connector first negative pole port 91 with the tie point of the second LED module 82.The negative pole of the second LED module 82 is connected with the positive pole of the 3rd LED module 83, and the second LED module 82 is connected with connector second negative pole port 92 with the tie point of the 3rd LED module 83.The negative pole of the 3rd LED module 83 is connected with the positive pole of the 4th LED module 84, and the 3rd LED module 83 is connected with connector the 3rd negative pole port 93 with the tie point of the 4th LED module 84.The negative pole of the 4th LED module 84 is connected with connector the 4th negative pole port 94.
Furtherly, the first LED module 81, second LED module 82, the 3rd LED module 83 and the 4th LED module 84 are distributed on the front of housing assembly.
Furtherly, linear constant current driving governor 7 and connector 9 are assemblied in the back side of the housing assembly of LED lamp, and light source module 8 is assemblied in the front of previous housings external member.
Preferred scheme is: be fixedly connected with template substrate at the back side of the housing assembly of LED lamp, is fixedly connected with linear constant current driving governor 7 in the outside of template substrate, carries out heat conduction and heat radiation by template substrate to linear constant current driving governor 7.
Claims (7)
1. a high-voltage linear constant-current LED Drive and Control Circuit, is characterized in that: comprise power input line (1), linear constant current driving governor (7) and light source module (8); Wherein, be connected by the output of light source module (8) with linear constant current driving governor (7) by wire, the input of linear constant current driving governor (7) is through power input line (1) outwards power taking.
2. a kind of high-voltage linear constant-current LED Drive and Control Circuit according to claim 1, is characterized in that: the model of linear constant current driving governor (7) is HF3028.
3. a kind of high-voltage linear constant-current LED Drive and Control Circuit according to claim 2, is characterized in that: the output of linear constant current driving governor (7) has 5 output ports: be followed successively by conllinear positive pole port (75), output first negative pole port (71), output second negative pole port (72), output the 3rd negative pole port (73), output the 4th negative pole port (74); Light source module (8) is in series by 4 groups of LED modules, is followed successively by the first LED module (81), the second LED module (82), the 3rd LED module (83), the 4th LED module (84); Wherein, the positive pole of the first LED module (81) is connected with conllinear positive terminal mouth (75); The negative pole of the first LED module (81) is connected with the positive pole of the second LED module (82), and the first LED module (81) is connected with output first negative pole port (71) with the tie point of the second LED module (82); The negative pole of the second LED module (82) is connected with the positive pole of the 3rd LED module (83), and the second LED module (82) is connected with output second negative pole port (72) with the tie point of the 3rd LED module (83); The negative pole of the 3rd LED module (83) is connected with the positive pole of the 4th LED module (84), and the 3rd LED module (83) is connected with output the 3rd negative pole port (73) with the tie point of the 4th LED module (84); The negative pole of the 4th LED module (84) is connected with output the 4th negative pole port (74).
4. a kind of high-voltage linear constant-current LED Drive and Control Circuit according to claim 2, is characterized in that: between linear constant current driving governor (7) and light source module (8), be in series with connector (9); The output of described linear constant current driving governor (7) has 5 output ports: be followed successively by conllinear positive pole port (75), output first negative pole port (71), output second negative pole port (72), output the 3rd negative pole port (73), output the 4th negative pole port (74);
Described connector (9) is provided with 5 plug port corresponding with the output of linear constant current driving governor (7); Be followed successively by conllinear positive pole plug port (95), connector first negative pole port (91), connector second negative pole port (92), connector the 3rd negative pole port (93), connector the 4th negative pole port (94); By wire, 5 output ports on linear constant current driving governor (7) and 5 plug port on connector (9) are linked together correspondingly;
Described light source module (8) is in series by 4 groups of LED modules, is followed successively by the first LED module (81), the second LED module (82), the 3rd LED module (83), the 4th LED module (84); Wherein, the positive pole of the first LED module (81) is connected with conllinear positive pole plug port (95); The negative pole of the first LED module (81) is connected with the positive pole of the second LED module (82), and the first LED module (81) is connected with connector first negative pole port (91) with the tie point of the second LED module (82); The negative pole of the second LED module (82) is connected with the positive pole of the 3rd LED module (83), and the second LED module (82) is connected with connector second negative pole port (92) with the tie point of the 3rd LED module (83); The negative pole of the 3rd LED module (83) is connected with the positive pole of the 4th LED module (84), and the 3rd LED module (83) is connected with connector the 3rd negative pole port (93) with the tie point of the 4th LED module (84); The negative pole of the 4th LED module (84) is connected with connector the 4th negative pole port (94).
5. a kind of high-voltage linear constant-current LED Drive and Control Circuit according to claim 3 or 4, is characterized in that: the first LED module (81), the second LED module (82), the 3rd LED module (83) and the 4th LED module (84) are distributed on the front of housing assembly.
6. a kind of high-voltage linear constant-current LED Drive and Control Circuit according to claim 1, it is characterized in that: linear constant current driving governor (7) is assemblied in the back side of the housing assembly of LED lamp, light source module (8) is assemblied in the front of previous housings external member.
7. a kind of high-voltage linear constant-current LED Drive and Control Circuit according to claim 6, it is characterized in that: be fixedly connected with template substrate at the back side of the housing assembly of LED lamp, be fixedly connected with linear constant current driving governor (7) in the outside of template substrate, by template substrate, heat conduction and heat radiation carried out to linear constant current driving governor (7).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520067023.4U CN204362395U (en) | 2015-01-30 | 2015-01-30 | A kind of high-voltage linear constant-current LED Drive and Control Circuit |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520067023.4U CN204362395U (en) | 2015-01-30 | 2015-01-30 | A kind of high-voltage linear constant-current LED Drive and Control Circuit |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN204362395U true CN204362395U (en) | 2015-05-27 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201520067023.4U Expired - Fee Related CN204362395U (en) | 2015-01-30 | 2015-01-30 | A kind of high-voltage linear constant-current LED Drive and Control Circuit |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN204362395U (en) |
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2015
- 2015-01-30 CN CN201520067023.4U patent/CN204362395U/en not_active Expired - Fee Related
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| 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 |
Granted publication date: 20150527 Termination date: 20170130 |
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| CF01 | Termination of patent right due to non-payment of annual fee |