CN203039951U - LED bulb lamp capable of achieving light adjustment through memory - Google Patents
LED bulb lamp capable of achieving light adjustment through memory Download PDFInfo
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- CN203039951U CN203039951U CN2012206279749U CN201220627974U CN203039951U CN 203039951 U CN203039951 U CN 203039951U CN 2012206279749 U CN2012206279749 U CN 2012206279749U CN 201220627974 U CN201220627974 U CN 201220627974U CN 203039951 U CN203039951 U CN 203039951U
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- bulb lamp
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- led bulb
- light modulation
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02B—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO BUILDINGS, e.g. HOUSING, HOUSE APPLIANCES OR RELATED END-USER APPLICATIONS
- Y02B20/00—Energy efficient lighting technologies, e.g. halogen lamps or gas discharge lamps
- Y02B20/40—Control techniques providing energy savings, e.g. smart controller or presence detection
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Abstract
The utility model discloses an LED bulb lamp capable of achieving light adjustment through memory. The LED bulb lamp is electrically connected to a mains supply switch and comprises a driving circuit, a plurality of groups of LED loads and a frosted lamp shade, wherein the driving circuit and the LED loads are connected with the mains supply switch in sequence, the frosted lamp shade is covered on light-emitting surfaces of the LED loads, the driving circuit includes a constant-voltage power supply circuit unit, a microprocessor and a control circuit which are connected in sequence, the constant-voltage power supply circuit unit is connected with the mains supply switch, and the control circuit is connected with the LED loads. The light adjustment function of the LED bulb lamp can be achieved on the condition that only the mains supply switch is connected or disconnected, and light-emitting states can be can be memorized or switched; and a traditional bulb lamp without light-adjusting and memorizing functions can be directly replaced without the need to add any circuit and fitting so that the light adjusting function can be achieved according to different brightness requirements of customers, the application range of a light-adjustable bulb lamp is greatly expanded, and the coat and time for refitting a traditional bulb lamp are reduced.
Description
Technical field
The utility model relates to the LED lighting field, particularly a kind of LED bulb lamp of remembering light modulation.
Background technology
Traditional incandescent lamp is replaced by the LED light lamp than environmental protection gradually.Divide from function, general LED bulb lamp can be divided into can not dimming LED (Light Emitting Diode) bulb lamp and Dimmable LED bulb lamp, and general Dimmable LED bulb lamp can not directly replace under the situation that does not have external any circuit or accessory can not the dimming LED (Light Emitting Diode) bulb lamp, therefore will need change the external accessory of circuit again with can not the dimming LED (Light Emitting Diode) bulb lamp directly being replaced by the Dimmable LED bulb lamp, this need spend many expenses.
The Dimmable LED bulb lamp has the light modulation of pulse width modulation (PWM) formula and regulates two kinds of drive currents at present, in these two kinds of scheme light modulation processes or interruptedly supplying power, reduce the rated power power supply, can cause occurring stroboscopic or insufficient luminescence phenomenon like this, cause caloric value too high, influence its useful life.Such light-dimming method is not worked under rated power, has not only reduced the useful life of light fixture, is unfavorable for the all-round popularization of LED lamp because replacing circuit trouble and cost are high yet.
Application number is that the Chinese invention patent application of CN200910005632.6 discloses a kind of Dimmable light-emitting diode lamp and light-dimming method thereof, this Dimmable light-emitting diode lamp, be electrically connected to a mains switch, mainly comprise: a control unit, a light modulation unit, a light-emitting diode driver element and an above light-emitting diode.This LED light lamp light-dimming method, be applied to a mains switch and a Dimmable light-emitting diode lamp, this method comprises: this control unit is controlled the power output of this light modulation unit according to the switch number of times of this mains switch in a scheduled time, to drive this light-emitting diode driver element, shinny to drive this above light-emitting diode.The technical scheme of the disclosure adopts the power output of switch number of times control light modulation unit in the given time to drive light-emitting diode to drive driver element, thereby realization dimming function, but it is this by regulating method that power output realizes dimming function useful life of loss light-emitting diode not only, reduced the fluorescent lifetime of light fixture, also can't improve the conversion efficiency of light fixture light modulation simultaneously, and do not exist memory function to need the user repeatedly to arrange, exist technological deficiency.
Application number is AC LED lamp and the dimmer thereof that the Chinese invention patent application of CN201010000954.4 discloses a kind of tunable optical, and this AC LED lamp comprises LED load and dimmer, and dimmer is in order to regulate the brightness of this LED load.This dimmer comprises that the PWM generator provides the pulse-width modulation signal, and current regulator determines to be supplied to the electric current of this LED load according to the duty ratio of this pulse-width modulation signal.Responsibility week by regulating this pulse-width modulation signal is than the electric current that can adjust this LED load, and then adjusts the brightness of this LED load.The technical scheme of the disclosure adopts the method for regulating electric current and then the brightness of adjusting the LED load to realize dimming function, can shorten the useful life of light-emitting diode like this, also is unfavorable for the raising of conversion efficiency, does not more have memory function, exists technological deficiency.
Therefore, be necessary to provide a kind of LED bulb lamp of the light modulation remembered of improvement, in order to overcome shortcoming and defect of the prior art.
The utility model content
The utility model provides a kind of LED bulb lamp of remembering light modulation, it can realize dimming function by control break-make drive circuit under break-make urban electric power switch state only, and can remember or switch luminance, this LED bulb lamp that can remember light modulation namely can directly be replaced the no dimming function LED bulb lamp of tradition not needing to add under the situation of any circuit and accessory.
In order to realize above-mentioned purpose of the present utility model, the utility model has adopted following technical scheme:
A kind of LED bulb lamp of remembering light modulation is electrically connected to a urban electric power switch, comprises drive circuit and some groups of LED loads of being connected successively with the urban electric power switch, and covers on the frosted lampshade on the LED load light-emitting area;
Described drive circuit comprises constant voltage power supply circuit unit, microprocessor (MCU) and the control circuit that connects successively, and described constant voltage power supply circuit unit is connected with the urban electric power switch, and described control circuit is connected with the LED load.
Wherein, described MCU and control circuit can be realized the dimming function of LED bulb lamp under break-make urban electric power switch state only, its principle is: MCU controls corresponding control circuit according to the state of subscriber switch and the break-make of LED load realizes light modulation.If the user is continuous on-off switch in setting-up time (for example: 5 seconds), MCU then is defaulted as to circulate between different brightness values and selects one group or several groups LED loads of break-make to set the required luminance of user.Described dimming function be by and the break-make of only coming order MCU to control one group or several groups LED load by break-make bulb lamp on off state realize, thereby reach the effect of different luminosity.
Described constant voltage power supply circuit unit comprises the above output voltage of two-way; One the road supplies with microprocessor, is used for the control control circuit; The LED load is supplied with on another road, is used for luminous.
Described LED load can be for more than two groups as the luminous element of LED bulb lamp; Described control circuit is corresponding one by one with the LED load.Two groups of above LED loads are connected in parallel, and can realize the dimming function of the utility model LED bulb lamp by selecting break-make wherein a group or several groups of LED loads.The advantage of light-dimming method of the present utility model is: be not under 100% the situation at the brightness value that the user selects, be selected one group or several groups of LED loads are with its rated power work, the LED load of all the other one group or several groups then is in off-state fully, and adopts the method that is used alternatingly the LED load.Light-dimming method of the present utility model can improve the useful life of LED load in the bulb lamp effectively, compare with the light-dimming method that does not have memory function that power, voltage, electric current and PWM pressure regulation are regulated in those employings on the market, improved conversion efficiency greatly, convenient for users, also prolonged the lighting time of LED load simultaneously.
The topological structure symmetry arrangement is preferably pressed in described LED load, in conjunction with the frosted lampshade, can make the LED bulb lamp can both reach the effect of uniformly light-emitting when selecting different brightness value.
Described microprocessor comprises the EEPROM module, in order to realize memory or to switch LED load luminance.Because MCU of the present utility model carries the EEPROM module, MCU can store its ON time automatically and surpass the luminance that setting-up time (as: 5 seconds) is set before cutting off switch, treat that can automatically switch to brightness value that this MCU in storage set when connecting switch next time, exempt from the user and repeatedly arrange, save user's time.Compare with other adjustable LED lamps, this memory Dimmable LED lamp namely becomes use the same with the common LED lamp behind remember condition, exempt the trouble that repeatedly arranges.Setting brightness value as the user by switch is 20%, and default setting was 20% brightness value when then connected switch next time.
Described drive circuit is built in bulb lamp inside, conserve space.
The lamp body shell of described LED bulb lamp is cylindrical, and diameter of section is 25mm-30mm, and height is 40mm-50mm.Can hold described drive circuit easily.Compare with traditional bulb lamp, can accomplish in the existing space size, to realize that but function of the present utility model directly replaces the former traditional bulb lamp that does not have dimming function and memory function not needing to add under the situation of any circuit and accessory bulb lamp of the present utility model, realize dimming function according to the different illumination demand of client then.The utility model has not only increased the range of application of the LED bulb lamp of tunable optical, and has significantly reduced because replace cost and the time of the bulb lamp of the no dimming function of tradition.
The described LED bulb lamp of remembering light modulation does not need to add any circuit or accessory, can directly replace do not have dimming function traditional bulb lamp.
The utility model components and parts all can adopt the commercially available prod, can realize that the product of the utility model components and parts function all is applicable to the utility model.
Compared with prior art, the utlity model has following advantage:
The drive circuit of remembering the LED bulb lamp of light modulation of the present utility model can be built in bulb lamp inside, and required bulk is less.Compare with traditional bulb lamp, can accomplish in the existing space size, to realize that but function of the present utility model directly replaces the former traditional bulb lamp that does not have dimming function and memory function not needing to add under the situation of any circuit and accessory bulb lamp of the present utility model, realize dimming function according to the different illumination demand of client then.The utility model has not only increased the range of application of Dimmable LED bulb lamp, and has significantly reduced because replace cost and the time of the bulb lamp of the no dimming function of tradition.
The utility model can be remembered in the LED bulb lamp of light modulation, described MCU can realize dimming function by control break-make drive circuit under break-make urban electric power switch state only, and (MCU of Dimmable LED bulb lamp carries the EEPROM module can to remember the luminance of the bulb lamp of setting before cutting off the electricity supply, the required brightness value data of energy stored user), namely, MCU can store ON time automatically and surpass the luminance that setting-up time (as: 5 seconds) is set before cutting off switch, treat that can automatically switch to brightness value that this MCU in storage set when connecting switch next time, exempt from the user and repeatedly arrange, save user's time.
LED bulb lamp luminous element in the utility model is to be formed in parallel by the LED load more than two groups, can realize the dimming function of the utility model LED bulb lamp by selecting break-make wherein a group or several groups of LED loads.The advantage of light-dimming method of the present utility model is: be not under 100% the situation at the brightness value that the user selects, be selected one group or several groups of LED loads are with its rated power work, the LED load of all the other one group or several groups then is in off-state fully, and adopt the method that is used alternatingly the LED load, when having selected 50% brightness value as the user, MCU can control the LED load automatically and make their alternations in regular hour after connection, give full play to the luminous efficiency of LED load, improved the useful life of LED load.Light-dimming method of the present utility model can improve the useful life of LED load module in the bulb lamp effectively, compare with the light-dimming method that does not have memory function that power, voltage, electric current and PWM pressure regulation are regulated in those employings on the market, improved conversion efficiency greatly, convenient for users, the while has also prolonged the lighting time of load module.
LED load in the utility model is arranged according to certain topological symmetry, in conjunction with the even light action of frosted lampshade, can both reach the effect of uniformly light-emitting when selecting different brightness value.
Description of drawings
Fig. 1 is the circuit structure diagram that the utility model can be remembered the LED bulb lamp of light modulation.
Fig. 2 is the control circuit figure that the utility model can be remembered the LED bulb lamp of light modulation.
Fig. 3 is the load module layout viewing of the utility model LED bulb lamp that can remember light modulation.
Embodiment
For technical characterictic, innovative point and the effect that the utility model is realized is easy to understand, below in conjunction with accompanying drawing and specific embodiment, further set forth the utility model, but not conduct to restriction of the present utility model.
As shown in Figure 1, the utility model can be remembered the LED bulb lamp of light modulation, is electrically connected to a urban electric power switch, comprises drive circuit and some groups of LED loads of being connected successively with the urban electric power switch, and covers on the frosted lampshade on the LED load light-emitting area; Drive circuit comprises constant voltage power supply circuit unit, MCU and the some control circuits that connects successively, and the constant voltage power supply circuit unit is connected with the urban electric power switch, and control circuit is connected with the LED load.Wherein, MCU inside comprises the EEPROM module.Control circuit is corresponding one by one with the LED load.The LED load is light emitting diode module.As Fig. 1, control circuit 1 is connected with light emitting diode module 1, and control circuit 2 is connected with light emitting diode module 2, and by that analogy, control circuit n is connected with light emitting diode module n.The constant voltage power supply circuit unit comprises the above output voltage of two-way; One the road supplies with microprocessor, is used for the control control circuit; The LED load is supplied with on another road, is used for luminous.
The topological structure symmetry arrangement is pressed in the LED load, in conjunction with the frosted lampshade, can make the LED bulb lamp can both reach the effect of uniformly light-emitting when selecting different brightness value.
Drive circuit is built in bulb lamp inside, conserve space.
The lamp body shell of LED bulb lamp is cylindrical, and diameter of section is 25mm-30mm, and height is 40mm-50mm.Can hold drive circuit easily.
The constant voltage power supply circuit unit is electrically connected to MCU, MCU can realize dimming function by control break-make drive circuit under the state of break-make urban electric power switch only, and (MCU of Dimmable LED bulb lamp carries eeprom circuit can to remember the luminance of the bulb lamp of setting before cutting off the electricity supply, the required brightness value data of energy stored user), namely, MCU can store ON time automatically and surpass the luminance that setting-up time (as: 5 seconds) is set before cutting off switch, treat that can automatically switch to brightness value that this MCU in storage set when connecting switch next time, exempt from the user and repeatedly arrange, save user's time.Brightness value as light emitting diode module 1 is 20%, the brightness value of light emitting diode module 2 is 30%, the brightness value of light emitting diode module n is 50%, it is 20% that the user namely sets brightness value by switch connection light emitting diode module 1, give tacit consent to connection light emitting diode module 1 when then connect switch next time and be set at 20% brightness value, by that analogy.If the user is continuous on-off switch in setting-up time (for example: 5 seconds), MCU then is defaulted as to circulate between the different brightness values of light emitting diode module 1, light emitting diode module 2, light emitting diode module n representative and selects one group or several groups LED loads of break-make to set the required luminance of user.
As shown in Figure 1, suppose that brightness value that the user sets is not under 100% the situation, be selected one group or several groups of LED loads are with its rated power work, and the LED load of all the other group or several groups then is in off-state fully, and adopts the method that is used alternatingly the LED load.When having selected 50% brightness value as the user, namely connect light emitting diode module n, MCU can control light emitting diode module automatically and make their alternations in regular hour after connection, namely disconnect light emitting diode module n, connect light emitting diode module 1 and light emitting diode module 2, give full play to the luminous efficiency of LED load, improved the useful life of LED load module.
Control circuit as shown in Figure 2, wherein IC1(ATMAGE8L) mainly be responsible for MCU data operation and storage and control output.Resistance R 1, resistance R 2, resistance R 3, triode Q1 and triode Q2 form control circuit 1, control the break-make of light emitting diode module 1 by the MCU output signal, and light emitting diode module 1 is composed in series by LED1 to LED6 and resistance R 11; And control circuit 2 is the same with above-mentioned principle with the principle of light emitting diode module 3 with light emitting diode module 2 and circuit processed 3.
As shown in Figure 3, be the LED load bank Butut of the utility model LED bulb lamp that can remember light modulation, the LED load can both reach the effect of uniformly light-emitting according to the topological structure symmetry arrangement when selecting different brightness value.As selected led chip layout area 1 in light emitting diode module 1 representative graph, selected led chip layout area 2 in light emitting diode module 2 representative graphs, by that analogy, selected led chip layout area n in the light emitting diode module n representative graph, such LED load is arranged and is added the even light action of frosted lampshade, even be not under 100% the situation at brightness value, still can realize the effect of uniformly light-emitting.LED load shown in Figure 3 is arranged and is just realized a kind of situation of the utility model effect, should not be confined to this a kind of situation.
Be 100% in that brightness value is set respectively, 60%, took the light distribution design sketch of remembering the LED bulb lamp of light modulation of the present utility model at 40% o'clock, at optical dark room, an even smooth Panel light is fixed on the vertical metope, and opening it, to make it be in rated power luminous, highly make the center that the dimming LED (Light Emitting Diode) bulb lamp places Panel light of remembering of the present utility model with the laboratory apparatus iron stand by adjusting simultaneously, light-emitting area is back to Panel light, under the identical optical environment, take then and obtain three groups of photos, be respectively that brightness value is 100%, 60%, 40%, the light-emitting area that the utility model can be remembered the LED bulb lamp of light modulation from the photo can very clearly be seen the hot spot effect of even no dark space.
In sum, the LED bulb lamp of the light modulation remembered that the utility model provides is not needing to add under the situation of any circuit and accessory, can only realize dimming function under the state of break-make urban electric power switch, and can remember or switch luminance.
Certainly; the utility model also has other a lot of embodiment; under the situation that does not deviate from the utility model spirit and essence thereof; those of ordinary skill in the art can make various corresponding changes and distortion according to the utility model, but these corresponding changes and distortion all should belong to the protection range of the appended claim of the utility model.
Claims (8)
1. the LED bulb lamp that can remember light modulation is electrically connected to a urban electric power switch, it is characterized in that, comprises drive circuit and some groups of LED loads of being connected successively with the urban electric power switch, and covers on the frosted lampshade on the LED load light-emitting area;
Described drive circuit comprises constant voltage power supply circuit unit, microprocessor and the control circuit that connects successively, and described constant voltage power supply circuit unit is connected with the urban electric power switch, and described control circuit is connected with the LED load.
2. the LED bulb lamp of remembering light modulation according to claim 1 is characterized in that, described constant voltage power supply circuit unit comprises the above output voltage of two-way; One the road supplies with microprocessor; The LED load is supplied with on another road.
3. the LED bulb lamp of remembering light modulation according to claim 1 is characterized in that, described LED load is more than two groups, and described control circuit is corresponding one by one with the LED load.
4. the LED bulb lamp of remembering light modulation according to claim 3 is characterized in that, the topological structure symmetry arrangement is pressed in described LED load.
5. the LED bulb lamp of remembering light modulation according to claim 3 is characterized in that, two groups of above LED loads are connected in parallel.
6. the LED bulb lamp of remembering light modulation according to claim 1 is characterized in that described microprocessor comprises the EEPROM module.
7. the LED bulb lamp of remembering light modulation according to claim 1 is characterized in that described drive circuit is built in bulb lamp inside.
8. the LED bulb lamp of remembering light modulation according to claim 1 is characterized in that, the lamp body shell of described LED bulb lamp is cylindrical, and diameter of section is 25mm-30mm, and height is 40mm-50mm.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2012206279749U CN203039951U (en) | 2012-11-23 | 2012-11-23 | LED bulb lamp capable of achieving light adjustment through memory |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2012206279749U CN203039951U (en) | 2012-11-23 | 2012-11-23 | LED bulb lamp capable of achieving light adjustment through memory |
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| Publication Number | Publication Date |
|---|---|
| CN203039951U true CN203039951U (en) | 2013-07-03 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2012206279749U Expired - Fee Related CN203039951U (en) | 2012-11-23 | 2012-11-23 | LED bulb lamp capable of achieving light adjustment through memory |
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| Country | Link |
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| CN (1) | CN203039951U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112399672A (en) * | 2020-11-02 | 2021-02-23 | 厦门市义圆源科技有限公司 | Dimming lamp tube compatible with electronic ballast |
-
2012
- 2012-11-23 CN CN2012206279749U patent/CN203039951U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112399672A (en) * | 2020-11-02 | 2021-02-23 | 厦门市义圆源科技有限公司 | Dimming lamp tube compatible with electronic ballast |
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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: 20130703 Termination date: 20201123 |