CN204648088U - A kind of intelligent dimming LED desk lamp of removable use - Google Patents
A kind of intelligent dimming LED desk lamp of removable use Download PDFInfo
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- CN204648088U CN204648088U CN201520272717.1U CN201520272717U CN204648088U CN 204648088 U CN204648088 U CN 204648088U CN 201520272717 U CN201520272717 U CN 201520272717U CN 204648088 U CN204648088 U CN 204648088U
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- lamp
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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 is a kind of intelligent dimming LED desk lamp of removable use, comprise the lamp installing plate being provided with LED side-emitting bar and the lamp socket be connected with lamp installing plate by lamp bracket, lamp bracket is made up of flexible material, energy-saving electric power comprises the solar panel be located on lamp bracket and the battery be located in lamp socket, storage battery connection control chip, the input of control chip is connected with light sensor and light fine setting module, control chip PWM output connects LED side-emitting bar by rectification circuit, rectification circuit comprises electrochemical capacitor over the ground and constant-current source circuit, the positive terminal connection control chip PWM output of electrochemical capacitor, the negative pole end of electrochemical capacitor connects the ground of constant-current source circuit, control chip PWM output connects the input of constant-current source circuit, the output of constant-current source circuit connects LED side-emitting bar, control chip is connected with voice broadcast module.The utility model can environmentally automatic or manual light modulation, and user can stepless dimming as required, increases the comfort used.
Description
Technical field
The utility model relates to a kind of LED desk lamp, the intelligent dimming LED desk lamp of particularly a kind of removable use.
Background technology
The brightness of existing fluorescent desk lamp automatically, freely can not regulate according to the needs of user, or more variant light modulation, Luminance Distribution or the unfavorable situation of brightness range will be there is like this, easily cause user's " dazzle ", if human eye produces dazzle, will feel to stimulate and anxiety, working and learning under these conditions for a long time, bored, irritable uneasy mood and sense of fatigue can be produced, cause study and work efficiency low; And existing fluorescent desk lamp needs to be connected with mains supply, can not move use.
Summary of the invention
The technical problems to be solved in the utility model is for the deficiencies in the prior art, proposes a kind of intelligent dimming LED desk lamp of removable use.This LED desk lamp can environmentally automatic or manual light modulation, and user can stepless dimming as required, increases the comfort used, but also can move use, expand usability.
The technical problems to be solved in the utility model is achieved through the following technical solutions.The utility model is a kind of intelligent dimming LED desk lamp of removable use, its feature is: comprise the lamp installing plate being provided with LED side-emitting bar and the lamp socket be connected with lamp installing plate by lamp bracket, described lamp bracket is made can 360 ° of torsions also can be turned down up and down by flexible material, be provided with in described lamp socket band energy-saving electric power control chip, described energy-saving electric power comprises the solar panel be located on lamp bracket and the battery be located in lamp socket, described storage battery connection control chip, the input of control chip is connected with the light sensor for sensitive context light and the fine setting of the light for hand-operating light module, control chip PWM output connects LED side-emitting bar by rectification circuit, described rectification circuit comprises electrochemical capacitor over the ground and constant-current source circuit, the positive terminal connection control chip PWM output of electrochemical capacitor, the negative pole end of electrochemical capacitor connects the ground of constant-current source circuit, control chip PWM output connects the input of constant-current source circuit, the output of constant-current source circuit connects LED side-emitting bar, described control chip is connected with voice broadcast module.
In the intelligent dimming LED desk lamp technical scheme of a kind of removable use of the utility model, preferred technical scheme feature is further: described light fine setting module is touch key-press.
In the intelligent dimming LED desk lamp technical scheme of a kind of removable use of the utility model, preferred technical scheme feature is further: described control chip is single-chip microcomputer.
In the intelligent dimming LED desk lamp technical scheme of a kind of removable use of the utility model, preferred technical scheme feature is further: described battery connects USB output interface through mu balanced circuit.
In the intelligent dimming LED desk lamp technical scheme of a kind of removable use of the utility model, preferred technical scheme feature is further: described LED side-emitting bar is located at the both sides of lamp installing plate.
In the intelligent dimming LED desk lamp technical scheme of a kind of removable use of the utility model, preferred technical scheme feature is further: described LED side-emitting bar is made up of several paster LED lamp pearls.
In the intelligent dimming LED desk lamp technical scheme of a kind of removable use of the utility model, preferred technical scheme feature is further: described LED side-emitting bar is made up of 10-12 paster LED lamp pearl.
In the intelligent dimming LED desk lamp technical scheme of a kind of removable use of the utility model, preferred technical scheme feature is further: described LED side-emitting bar is made up of 11 paster LED lamp pearls.
Compared with prior art, the utility model is organically linked together constituted a kind of intelligent dimming LED desk lamp of removable use by lamp body, flexible lamp bracket, lamp socket, energy-saving electric power, control chip, light sensor, light fine setting module, rectification circuit, voice broadcast module and LED side-emitting bar.The utility model adopts above-mentioned structure, and when switching on power, the light luminance of light sensor sensitive context, is transferred to control chip by light signal, and light is adjusted to the brightness adapted to environment facies by control chip automatically by rectification circuit; Also light fine setting module can be touched with hand, the PWM pin output low level of control chip, when touch key-press effective touch action occurs and the touch time is less than 0.5S, namely PWM pin overturns as high level (i.e. the brightest state), if the touch time is greater than 0.5S, PWM pin exports square-wave signal by starting, and dutycycle by 1/255 to 254/255 gradually increase (brightness of LED increases to the highest continuously by minimum), realize stepless dimming, about 3S remains unchanged after can reaching maximum brightness; If now unclamp hand again vice-minister by, dutycycle then reduces gradually, minimize after about 3S brightness and remaining unchanged, if when PWM effectively exports, there is effective touch action and the touch time be less than 0.5S so PWM pin will be set to low level (lamp goes out), in whole dimming process, the brightness change of LED is not transition formula or stepping formula, but increase continuously, user can arrive comfortable brightness according to the free adjustment that needs of oneself, can not produce " dazzle "; And the utility model is without high-frequency electronic ballast, but through connecting electrochemical capacitor between the PWM output and ground of control chip, be direct current by the rectification of square impulse wave, direct current is input to inside constant current chip, make the current stabilization exported, do not produce stroboscopic, electromagenetic wave radiation in use procedure, the eyes of protection user and brain, use more comfortable, more healthy; Voice broadcast module is for the brightness of the light of pointing out user to use; And provide continual power supply can to this LED desk lamp by the combination of solar cell and battery, can use be moved, expand usability.
Accompanying drawing explanation
Fig. 1 is structural representation of the present utility model;
Fig. 2 is structured flowchart of the present utility model.
Detailed description of the invention
Referring to accompanying drawing, further describe concrete technical scheme of the present utility model, so that those skilled in the art understands the utility model further, and do not form the restriction of its power.
Embodiment 1, see figures.1.and.2, a kind of intelligent dimming LED desk lamp of removable use, form as Fig. 1, shown in Fig. 2, comprise the lamp installing plate 30 being provided with LED side-emitting bar 5 and the lamp socket 10 be connected with lamp installing plate 30 by lamp bracket 20, described lamp bracket is made can 360 ° of torsions also can be turned down up and down by flexible material, be provided with in lamp socket 10 band band energy-saving electric power 2 control chip 1, described energy-saving electric power comprises the solar panel 21 be located on lamp bracket and the battery 13 be located in lamp socket, the input of control chip is connected with the light sensor 12 for sensitive context light and the fine setting of the light for hand-operating light module 3, the PWM output of control chip 1 connects LED side-emitting bar 5 by rectification circuit 4, described control chip is connected with voice broadcast module 11.Rectification circuit 4 comprises electrochemical capacitor 8 over the ground and constant-current source circuit 9, the PWM output of the positive terminal connection control chip 1 of electrochemical capacitor 8, the negative pole end of electrochemical capacitor 8 connects the ground of constant-current source circuit 9, control chip PWM output connects the input of constant-current source circuit, and the output of constant-current source circuit 9 connects LED illuminator 5.Light fine setting module 3 is touch key-press, and control chip 1 is single-chip microcomputer.Battery 13 connects through mu balanced circuit 6 both sides that USB output interface 7, LED side-emitting bar is located at lamp installing plate 30, and LED side-emitting bar is made up of 10-12 paster LED lamp pearl, can choose 10,11 or 12.
Battery 13 can the power supply adaptor of external output 12V, 1A, to whole desk lamp control electricity, is also the power supply of LED illuminator 5.
Touch key-press adopts capacitance type touch key, and capacitance type touch key adopts capacitance to be criterion, in simple terms, is exactly the circuit that IC controls, this circuit comprise one can be placed on any media panels after simple resistive annular electrode assembly; Therefore the operation interface of button can be a monoblock common insulators, as lucite, does not need borehole on interface, and button is below medium, and staff forms electric capacity close to interface and electrode slice below; Responding to by detecting the change of capacitance, generally not affecting by extraneous factors such as temperature, electrostatic, water, dusts, whole interface does not have button, is convenient to clean, makes product more high-grade in appearance attractive in appearance.Because button does not have contact, service life is also very permanent, is in general semipermanent.
Control chip 1, for controlling whole circuit, adopts model to be the single-chip microcomputer of QT1692.The I/O mouth of this single-chip microcomputer can carry out programming Control, and the variable quantity of the electric capacity of capacitance type touch key becomes the signal of telecommunication through conversion and is input to single-chip microcomputer, and the signal of telecommunication after single-chip microcomputer process is transferred to constant-current source circuit in pwm pulse mode; Constant-current source circuit accepts PWM ripple, carries out the output current that computing is corresponding, controls the secretly bright of lamp with this, and then realizes touch key-press to the bright adjustment secretly of LED illuminator.
Electrochemical capacitor 8 is one of electric capacity, electrolytic capacitor normally by metal forming (aluminium/tantalum) as positive electrode, as dielectric, electrolytic capacitor is divided into aluminium electrolutic capacitor and tantalum electrolytic capacitor with the difference of its positive electrode to the insulating oxide (aluminium oxide or tantalum pentoxide) of metal forming.The negative electrode of aluminium electrolutic capacitor is made up of the thin paper of dipped electrolyte solution (liquid electrolyte) or film or electrolytic polymer; The negative electrode of tantalum electrolytic capacitor adopts manganese dioxide usually.Due to all using electrolyte as negative electrode.Electrochemical capacitor 8 of the present utility model can be RC electrochemical capacitor.
Constant-current source circuit 9 makes output current keep constant, and the output of constant-current source circuit has following characteristics: a) do not change because of load (output voltage) change; B) do not change because of variation of ambient temperature; C) internal resistance is infinitely great (all can flow out to outside to make its electric current).Constant-current source circuit 9 can adopt constant current chip, and model is DIODES AL8805.
Mu balanced circuit 6 the 12V voltage of input, stabilizes to the output voltage of 5V by voltage-stablizer.
USB output interface 7 output voltage is 5V, and electric current is 500mA, powers to external connection electrical apparatus such as mobile phone, MP3 or MP4.
Control chip 1 and rectification circuit 4 are located at the inside of lamp socket 10, and touch key-press can be located at the upper surface of lamp socket 10, also can be arranged on other convenient places touched on lamp socket.Operation principle of the present utility model: when switching on power, the light luminance of light sensor sensitive context, is transferred to control chip by light signal, and light is adjusted to the brightness adapted to environment facies by control chip automatically by rectification circuit, also light fine setting module can be touched with hand, the PWM pin output low level of control chip, the variable quantity of the electric capacity of touch key-press becomes the signal of telecommunication through conversion and is input to control chip, when touch key-press effective touch action occurs and the touch time is less than 0.5S, namely PWM pin overturns as high level that (powering on first is 80% of whole brightness, as long as not power-off brightness later remains the memory value of last operation), if the touch time is greater than 0.5S, PWM pin exports square-wave signal by starting, PWM output through control chip connects electrochemical capacitor over the ground, be direct current by the rectification of square impulse wave, direct current is input to inside constant current chip, make the current stabilization exported, now, dutycycle by 1/255 to 254/255 gradually increase (brightness of LED increases to the highest continuously by minimum), realize stepless dimming, about 3S remains unchanged after can reaching maximum brightness, if now unclamp hand again vice-minister by, dutycycle then reduces gradually, minimize after about 3S brightness and remaining unchanged, if when PWM effectively exports, there is effective touch action and the touch time be less than 0.5S so PWM pin will be set to low level (lamp goes out).
In whole dimming process, the brightness change of LED is not transition formula or stepping formula, but increase continuously, user can arrive comfortable brightness according to the free adjustment that needs of oneself, can not produce " dazzle ", and the utility model is powered to LED illuminator by constant current, without high-frequency electronic ballast, do not produce stroboscopic, electromagenetic wave radiation in use procedure, use more comfortable, more healthy.
Claims (8)
1. the intelligent dimming LED desk lamp of a removable use, it is characterized in that: comprise the lamp installing plate being provided with LED side-emitting bar and the lamp socket be connected with lamp installing plate by lamp bracket, described lamp bracket is made can 360 ° of torsions also can be turned down up and down by flexible material, the control chip of band energy-saving electric power is provided with in described lamp socket, described energy-saving electric power comprises the solar panel be located on lamp bracket and the battery be located in lamp socket, described storage battery connection control chip, the input of control chip is connected with the light sensor for sensitive context light and the fine setting of the light for hand-operating light module, control chip PWM output connects LED side-emitting bar by rectification circuit, described rectification circuit comprises electrochemical capacitor over the ground and constant-current source circuit, the positive terminal connection control chip PWM output of electrochemical capacitor, the negative pole end of electrochemical capacitor connects the ground of constant-current source circuit, control chip PWM output connects the input of constant-current source circuit, the output of constant-current source circuit connects LED side-emitting bar, described control chip is connected with voice broadcast module.
2. the intelligent dimming LED desk lamp of removable use according to claim 1, is characterized in that: described light fine setting module is touch key-press.
3. the intelligent dimming LED desk lamp of removable use according to claim 1, is characterized in that: described control chip is single-chip microcomputer.
4. the intelligent dimming LED desk lamp of removable use according to claim 1, is characterized in that: described battery connects USB output interface through mu balanced circuit.
5. the intelligent dimming LED desk lamp of the removable use according to any one of claim 1-4, is characterized in that: described LED side-emitting bar is located at the both sides of lamp installing plate.
6. the intelligent dimming LED desk lamp of removable use according to claim 5, is characterized in that: described LED side-emitting bar is made up of several paster LED lamp pearls.
7. the intelligent dimming LED desk lamp of removable use according to claim 6, is characterized in that: described LED side-emitting bar is made up of 10-12 paster LED lamp pearl.
8. the intelligent dimming LED desk lamp of removable use according to claim 7, is characterized in that: described LED side-emitting bar is made up of 11 paster LED lamp pearls.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520272717.1U CN204648088U (en) | 2015-04-30 | 2015-04-30 | A kind of intelligent dimming LED desk lamp of removable use |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520272717.1U CN204648088U (en) | 2015-04-30 | 2015-04-30 | A kind of intelligent dimming LED desk lamp of removable use |
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| Publication Number | Publication Date |
|---|---|
| CN204648088U true CN204648088U (en) | 2015-09-16 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201520272717.1U Expired - Fee Related CN204648088U (en) | 2015-04-30 | 2015-04-30 | A kind of intelligent dimming LED desk lamp of removable use |
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| CN (1) | CN204648088U (en) |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107702021A (en) * | 2017-10-26 | 2018-02-16 | 谢晓燕 | Factory's illuminator that is a kind of easy to remove and placing |
| CN108391345A (en) * | 2018-03-23 | 2018-08-10 | 山东光明园迪儿童家具科技有限公司 | A kind of coloured light study lamp improving children's myopia |
| CN110430635A (en) * | 2019-07-31 | 2019-11-08 | 佛山科学技术学院 | A kind of head of a bed lamp control circuit and bedside lamp |
| CN110566868A (en) * | 2019-10-08 | 2019-12-13 | 苏州儒博特科技有限公司 | Programmable voice-controlled LED creative desk lamp |
-
2015
- 2015-04-30 CN CN201520272717.1U patent/CN204648088U/en not_active Expired - Fee Related
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107702021A (en) * | 2017-10-26 | 2018-02-16 | 谢晓燕 | Factory's illuminator that is a kind of easy to remove and placing |
| CN108391345A (en) * | 2018-03-23 | 2018-08-10 | 山东光明园迪儿童家具科技有限公司 | A kind of coloured light study lamp improving children's myopia |
| CN108391345B (en) * | 2018-03-23 | 2024-01-05 | 山东光明园迪儿童家具科技有限公司 | Color light learning lamp capable of improving amblyopia of children |
| CN110430635A (en) * | 2019-07-31 | 2019-11-08 | 佛山科学技术学院 | A kind of head of a bed lamp control circuit and bedside lamp |
| CN110430635B (en) * | 2019-07-31 | 2024-03-29 | 佛山科学技术学院 | Bedside lamp control circuit and bedside lamp |
| CN110566868A (en) * | 2019-10-08 | 2019-12-13 | 苏州儒博特科技有限公司 | Programmable voice-controlled LED creative desk lamp |
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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 |
Granted publication date: 20150916 Termination date: 20160430 |