CN202349644U - Light-emitting diode light source module - Google Patents
Light-emitting diode light source module Download PDFInfo
- Publication number
- CN202349644U CN202349644U CN2011204295723U CN201120429572U CN202349644U CN 202349644 U CN202349644 U CN 202349644U CN 2011204295723 U CN2011204295723 U CN 2011204295723U CN 201120429572 U CN201120429572 U CN 201120429572U CN 202349644 U CN202349644 U CN 202349644U
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- Prior art keywords
- light emitting
- emitting diode
- diode group
- aluminium base
- source module
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- XAGFODPZIPBFFR-UHFFFAOYSA-N aluminium Chemical compound [Al] XAGFODPZIPBFFR-UHFFFAOYSA-N 0.000 claims abstract description 35
- 229910052782 aluminium Inorganic materials 0.000 claims abstract description 35
- 239000004411 aluminium Substances 0.000 claims description 34
- 238000004020 luminiscence type Methods 0.000 abstract description 7
- 230000000087 stabilizing effect Effects 0.000 abstract 2
- 239000000758 substrate Substances 0.000 abstract 1
- 230000000694 effects Effects 0.000 description 8
- 238000010586 diagram Methods 0.000 description 6
- 238000005286 illumination Methods 0.000 description 5
- 230000002950 deficient Effects 0.000 description 3
- 238000013461 design Methods 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000006243 chemical reaction Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 238000012797 qualification Methods 0.000 description 1
- 238000012827 research and development Methods 0.000 description 1
- 230000009466 transformation Effects 0.000 description 1
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Abstract
The utility model relates to a light emitting diode light source module, it includes: a constant current unit having: the voltage stabilizing unit is provided with an input end, a first output end and a second output end, wherein the input end receives a direct current voltage, and the first output end outputs a certain current; a resistor connected in parallel between the first output terminal and the second output terminal; a light emitting diode set electrically connected to the first output end; the light emitting diode group is formed by connecting a plurality of light emitting diodes, and the voltage stabilizing unit, the resistor and the light emitting diode group of the constant current unit are all arranged on the aluminum substrate. By the utility model discloses an implement, when DC voltage takes place to change, still can be by the stable constant current of constant current unit output, and then make the stable luminescence of emitting diode group to can avoid emitting diode group to damage because of the overcurrent.
Description
Technical field
The utility model relates to a kind of LED light-source module, particularly relates to a kind of LED light-source module that is applied in the led lamp.
Background technology
Fig. 1 is the circuit structure diagram of existing LED light-source module.See also shown in Figure 1ly, existing convention LED light-source module 10 comprise most luminescence units 11, and each luminescence unit 11 is all parallel with one another with a direct current voltage source 12.Have a resistance 111 and most light emitting diodes 112 in each luminescence unit 11 again, and light emitting diode 112 and resistance 111 is mutual series connection, and then makes light emitting diode 112 can receive the DC voltage of direct voltage source 12 outputs and conducting is luminous.
As shown in Figure 1; When the magnitude of voltage of being imported when direct voltage source 12 is stablized; The size of current of the resistance of connecting 111 control conducting light emitting diodes 112 capable of using with light emitting diode 112, and can reach the effect of deciding electric current output, so that light emitting diode 112 can stabilized illumination.
But; When the magnitude of voltage of direct voltage source 12 outputs takes place to change a little, will influence the electric current that inputs to luminescence unit 11 significantly change takes place, and then produce unsettled electric current; And influence the luminosity of light emitting diode 112 in the luminescence unit 11; And make light emitting diode 112 possibly produce flickering situation, and can influence the heat energy instability that light emitting diode 112 produces, and then possibly shorten the service life of light emitting diode 112.
This shows that above-mentioned existing LED light-source module and constant current unit structure thereof obviously still have inconvenience and defective, and demand urgently further improving in structure and use.In order to solve the problem of above-mentioned existence; Relevant manufacturer there's no one who doesn't or isn't seeks solution painstakingly; But do not see always that for a long time suitable design is developed completion, and common product does not have appropriate structure to address the above problem, this obviously is the problem that the anxious desire of relevant dealer solves.The LED light-source module and the constant current unit structure thereof of therefore how to found a kind of new structure, real one of the current important research and development problem that belongs to, also becoming the current industry utmost point needs improved target.
Summary of the invention
The purpose of the utility model is; Overcome the defective that existing LED light-source module and constant current unit structure thereof exist; And a kind of LED light-source module and constant current unit structure thereof of new structure, the technical problem that solve are provided is to make its magnitude of voltage that makes input by constant current unit when taking place to change a little, also can stablize output identical decide electric current; And then reach the effect that makes the light emitting diode stabilized illumination, be very suitable for practicality.
The purpose of the utility model is; Overcome the defective that existing luminous second tube sheet light source module and constant current unit structure thereof exist; And a kind of LED light-source module and constant current unit structure thereof of new structure are provided; The technical problem that solves is to make it make the electric current of output can continue to maintain in the safe current scope that light emitting diode can bear by constant current unit, and then reaches the effect of avoiding light emitting diode to damage because of overcurrent, thereby is suitable for practicality more.
The purpose of the utility model and to solve its technical problem be that technical scheme below adopting realizes.A kind of LED light-source module according to the utility model proposition; It comprises: a constant current unit; It has: a voltage regulation unit; It has an input, one first output and one second output, and wherein this input receives a direct current voltage, and this first output is exported certain electric current; One resistance is parallel between this first output and this second output; One light emitting diode group is electrically connected at this first output; Said light emitting diode group is formed by connecting several light emitting diodes, and the voltage regulation unit of said constant current unit, resistance and light emitting diode group all are arranged on the aluminium base.
Preferably, said aluminium base is circular, square or polygonized structure.
Preferably, described light emitting diode group has 6 light emitting diodes and 6 light emitting diodes are evenly distributed on the aluminium base.
Preferably, said aluminium base is a circular configuration, and described light emitting diode group has 12 light emitting diodes and 8 light emitting diodes are evenly distributed on the outer marginal circumference of aluminium base, and other 4 light emitting diodes are evenly distributed on the internal circumference of aluminium base.
Preferably, said aluminium base is a circular configuration, and a plurality of light emitting diodes of described light emitting diode group are radially distributed to outer rim by the aluminium base center.
Preferably, said aluminium base is a circular configuration, and the spacing that is distributing on said aluminium base one diameter between 36 light emitting diodes and the adjacent light emitting diode equates
By technique scheme, the utility model LED light-source module and constant current unit structure thereof have advantage and beneficial effect at least:
1, the utility model makes the light emitting diode group can reach the effect of stabilized illumination by the setting of constant current unit.
2, therefore the utility model can avoid the light emitting diode group to damage because of overcurrent because constant current unit can be exported stable electric current.
3, the utility model can not change along with the change a little of DC voltage so that input to the electric current of light emitting diode group by the setting of constant current unit.
4, the utility model is decided the effect that electric current is exported by between two outputs that resistance are parallel to voltage regulation unit and reach.
In sum, the utility model relates to a kind of LED light-source module and constant current unit structure thereof, and wherein LED light-source module comprises: constant current unit; And light emitting diode group.Constant current unit has voltage regulation unit and resistance, and resistance is to be parallel between two outputs of voltage regulation unit.The input of constant current unit is in order to receiving DC voltage, and decide electric current in output output, and the light emitting diode group is the output that is electrically connected at constant current unit, and receive that constant current unit exports decide electric current and then conducting light emitting diode group.By the enforcement of the utility model, when the DC voltage change, still can export the stable electric current of deciding, and then make light emitting diode group stabilized illumination, and can avoid the light emitting diode group to damage because of overcurrent by constant current unit.The utility model has obvious improvement technically, and has tangible good effect, really is the new design of a novelty, progress, practicality.Above-mentioned explanation only is the general introduction of the utility model technical scheme; In order more to know the technological means of understanding the utility model; And can implement according to the content of specification, and for let the above-mentioned of the utility model with other purposes, feature and advantage can be more obviously understandable, below special act preferred embodiment; And conjunction with figs., specify as follows.
Description of drawings
Fig. 1 is the circuit structure diagram of existing LED light-source module.
Fig. 2 is the first preferable enforcement state diagram of a kind of LED light-source module of the utility model.
Fig. 3 is the second preferable enforcement state diagram of a kind of LED light-source module of the utility model.
Fig. 4 is the 3rd preferable enforcement state diagram of a kind of LED light-source module of the utility model.
Fig. 5 is the 4th preferable enforcement state diagram of a kind of LED light-source module of the utility model.
Fig. 6 is the structural representation of the embodiment 1 of the utility model.
Fig. 7 is the structural representation of the embodiment 2 of the utility model.
Fig. 8 is the structural representation of the embodiment 3 of the utility model.
Fig. 9 is the structural representation of the embodiment 4 of the utility model.
10: existing LED light-source module 11: luminescence unit
111: resistance 112: light emitting diode
12: direct voltage source 20: LED light-source module
30: constant current unit 31: voltage regulation unit
311: 312: the first outputs of input
40: light emitting diode group 41: light emitting diode
42: series connection light emitting diode group 50: ac/dc rectification unit
60: aluminium base
The specific embodiment
Should be appreciated that specific embodiment described herein only in order to explanation the utility model, and be not used in qualification the utility model.
With reference to shown in Figure 2, a kind of LED light-source module 20 of the utility model preferred embodiment, it comprises: a constant current unit 30; An and light emitting diode group 40.Above-mentioned constant current unit 30, it has: a voltage regulation unit 31; An and resistance 32.This voltage regulation unit 31, it can be for being used for the integrated circuit of power management, and exportable stable voltage.Voltage regulation unit 31 has an input 311, one first output 312 and one second output 313; And input 311 can be in order to receive a direct current voltage; And how the size of the DC voltage of no matter importing changes; All can export stable voltage by the effect of voltage regulation unit 31, wherein first output 312 of voltage regulation unit 31 can be a negative supply voltage end (Vss), and second output 313 can be a positive voltage end (Vout).This resistance 32; It is parallel to 313 of first output 312 and second outputs of voltage regulation unit 31; And because voltage regulation unit 31 exportable stable voltages; Therefore can make the voltage difference between first output 312 and second output 313 convert certain electric current into by selecting resistance 32 with appropriate resistance, and by 312 outputs of first output.
Above-mentioned light emitting diode group 40, it is first output 312 that is electrically connected at constant current unit 30, and receives the electric current of deciding by constant current unit 30 outputs.When operating light-emitting diodes (leds) light source module 20; Even being input into the DC voltage of constant current unit 30 changes to some extent; For example specification is 24 volts a DC voltage, when it moves within narrow limits to 22 volts or change during to 26 volts by 24 volts, constant current unit 30 all exportable identical size decide electric current to light emitting diode group 40; But and then make light emitting diode group 40 stabilized illuminations, and can increase the service life of light emitting diode group 40.
See also shown in Figure 2; Can have single light emitting diode 41 in the light emitting diode group 40; Or as shown in Figure 3, in order to cooperate different user demands, light emitting diode group 40 also can have most light emitting diodes 41; And connect each other between the light emitting diode 41, can further improve the luminosity of light emitting diode group 40 by this.In addition; See also shown in Figure 4; Light emitting diode group 40 also can have most series connection light emitting diode groups 42, and comprises most the light emitting diodes 41 of series connection each other in each series connection light emitting diode group 42, and also electrically connects each other with parallel way between the string black horse light emitting diode group 42.
See also Fig. 2 to shown in Figure 4, generally can directly use a direct current voltage source 12 so that DC voltage to be provided, and then driven for emitting lights diode light source module 20.Or it is as shown in Figure 5; For alternating-current voltage source driven for emitting lights diode light source module 20 capable of using, LED light-source module 20 can further have an ac/dc rectification unit 50 again, and ac/dc rectification unit 50 can be in order to receive an alternating voltage; And via 50 effects of ac/dc rectification unit; Convert alternating voltage into DC voltage, the DC voltage after the conversion is then in order to input in the constant current unit 30, in order to conducting light emitting diode group 40.
Extremely shown in Figure 5 like Fig. 2; Parallelly connected a plurality of LED light-source modules 20 simultaneously again; Improve whole brightness by this; Even wherein there is any LED light-source module 20 to be damaged; Constant current unit 30 in other LED light-source modules 20 also can make the electric current that inputs to light emitting diode group 40 remain unchanged, and electric current is remained in the safe current scope that light emitting diode group 40 can bear, and then light emitting diode group 40 can not suffered damage because of the electric current flip-flop of input.
The voltage regulation unit of the said constant current unit of the utility model, resistance and light emitting diode group all are arranged on the aluminium base 60 among Fig. 6.Said aluminium base 60 is circular.Wherein said light emitting diode group has 6 light emitting diodes 41 and 6 light emitting diodes 41 are evenly distributed on the aluminium base 60.
The voltage regulation unit of the said constant current unit of the utility model, resistance and light emitting diode group all are arranged on the aluminium base 60 among Fig. 7.Said aluminium base is circular, square or polygonized structure.Wherein said light emitting diode group have 12 light emitting diodes 41 and wherein 8 light emitting diodes 41 be evenly distributed on the outer marginal circumference of aluminium base 60, other 4 light emitting diodes 41 are evenly distributed on the internal circumference of aluminium base 60.
The voltage regulation unit of the said constant current unit of the utility model, resistance and light emitting diode group all are arranged on the aluminium base 60 among Fig. 8.Said aluminium base 60 is circular.The spacing that is distributing on wherein said aluminium base 60 1 diameters between 36 light emitting diodes 41 and the adjacent light emitting diode 41 equates.
The voltage regulation unit of the said constant current unit of the utility model, resistance and light emitting diode group all are arranged on the aluminium base 60 among Fig. 9.Said aluminium base 60 is circular.A plurality of light emitting diodes 41 of wherein said light emitting diode group are radially distributed to outer rim by aluminium base 60 centers.
The above is merely the preferred embodiment of the utility model; Be not thus the restriction the utility model claim; Every equivalent structure transformation that utilizes the utility model specification and accompanying drawing content to be done; Or directly or indirectly be used in other relevant technical fields, all in like manner be included in the scope of patent protection of the utility model.
Claims (6)
1. LED light-source module is characterized in that comprising:
One constant current unit, it has: a voltage regulation unit, it has an input, one first output and one second output, and wherein this input receives a direct current voltage, and this first output is exported certain electric current; One resistance is parallel between this first output and this second output; One light emitting diode group is electrically connected at this first output; Said light emitting diode group is formed by connecting several light emitting diodes, and the voltage regulation unit of said constant current unit, resistance and light emitting diode group all are arranged on the aluminium base.
2. LED light-source module according to claim 1 is characterized in that: said aluminium base is circular, square or polygonized structure.
3. LED light-source module according to claim 2 is characterized in that: said light emitting diode group has 6 light emitting diodes and 6 light emitting diodes are evenly distributed on the aluminium base.
4. LED light-source module according to claim 1; It is characterized in that: said aluminium base is a circular configuration; Said light emitting diode group has 12 light emitting diodes and 8 light emitting diodes are evenly distributed on the outer marginal circumference of aluminium base, and other 4 light emitting diodes are evenly distributed on the internal circumference of aluminium base.
5. LED light-source module according to claim 1 is characterized in that: said aluminium base is a circular configuration, and a plurality of light emitting diodes of described light emitting diode group are radially distributed to outer rim by the aluminium base center.
6. LED light-source module according to claim 1 is characterized in that: said aluminium base is a circular configuration, and the spacing that is distributing on said aluminium base one diameter between 36 light emitting diodes and the adjacent light emitting diode equates.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011204295723U CN202349644U (en) | 2011-11-03 | 2011-11-03 | Light-emitting diode light source module |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011204295723U CN202349644U (en) | 2011-11-03 | 2011-11-03 | Light-emitting diode light source module |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN202349644U true CN202349644U (en) | 2012-07-25 |
Family
ID=46538650
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2011204295723U Expired - Lifetime CN202349644U (en) | 2011-11-03 | 2011-11-03 | Light-emitting diode light source module |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN202349644U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107228627A (en) * | 2017-05-09 | 2017-10-03 | 上海数久信息科技有限公司 | A kind of measuring system of bridge tunnel displacement structure |
-
2011
- 2011-11-03 CN CN2011204295723U patent/CN202349644U/en not_active Expired - Lifetime
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107228627A (en) * | 2017-05-09 | 2017-10-03 | 上海数久信息科技有限公司 | A kind of measuring system of bridge tunnel displacement structure |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CP01 | Change in the name or title of a patent holder | ||
| CP01 | Change in the name or title of a patent holder |
Address after: Zhongshan Hexin Lighting Co., Ltd Patentee after: Zhongshan Hexin Intelligent Lighting Technology Co.,Ltd. Address before: Zhongshan Hexin Lighting Co., Ltd Patentee before: ZHONGSHAN LITES "R" US Co.,Ltd. |
|
| CX01 | Expiry of patent term | ||
| CX01 | Expiry of patent term |
Granted publication date: 20120725 |