CN108087751A - A kind of mobile phone reading lamp capable of automatic regulating brightness - Google Patents
A kind of mobile phone reading lamp capable of automatic regulating brightness Download PDFInfo
- Publication number
- CN108087751A CN108087751A CN201711375068.8A CN201711375068A CN108087751A CN 108087751 A CN108087751 A CN 108087751A CN 201711375068 A CN201711375068 A CN 201711375068A CN 108087751 A CN108087751 A CN 108087751A
- Authority
- CN
- China
- Prior art keywords
- mobile phone
- lamp
- unit
- automatic regulating
- microprocessor
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Pending
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- 230000001105 regulatory effect Effects 0.000 title claims abstract description 17
- 230000003287 optical effect Effects 0.000 claims abstract description 22
- 238000001514 detection method Methods 0.000 claims abstract description 12
- 238000004891 communication Methods 0.000 claims abstract description 4
- 238000013507 mapping Methods 0.000 claims description 3
- 238000006243 chemical reaction Methods 0.000 claims 1
- 238000007689 inspection Methods 0.000 claims 1
- 230000001276 controlling effect Effects 0.000 abstract description 2
- 230000005669 field effect Effects 0.000 description 2
- 208000027418 Wounds and injury Diseases 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000006378 damage Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 230000005611 electricity Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 208000014674 injury Diseases 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 230000008447 perception Effects 0.000 description 1
Classifications
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F21—LIGHTING
- F21S—NON-PORTABLE LIGHTING DEVICES; SYSTEMS THEREOF; VEHICLE LIGHTING DEVICES SPECIALLY ADAPTED FOR VEHICLE EXTERIORS
- F21S6/00—Lighting devices intended to be free-standing
- F21S6/001—Lighting devices intended to be free-standing being candle-shaped
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F21—LIGHTING
- F21V—FUNCTIONAL FEATURES OR DETAILS OF LIGHTING DEVICES OR SYSTEMS THEREOF; STRUCTURAL COMBINATIONS OF LIGHTING DEVICES WITH OTHER ARTICLES, NOT OTHERWISE PROVIDED FOR
- F21V15/00—Protecting lighting devices from damage
- F21V15/02—Cages
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F21—LIGHTING
- F21V—FUNCTIONAL FEATURES OR DETAILS OF LIGHTING DEVICES OR SYSTEMS THEREOF; STRUCTURAL COMBINATIONS OF LIGHTING DEVICES WITH OTHER ARTICLES, NOT OTHERWISE PROVIDED FOR
- F21V23/00—Arrangement of electric circuit elements in or on lighting devices
- F21V23/003—Arrangement of electric circuit elements in or on lighting devices the elements being electronics drivers or controllers for operating the light source, e.g. for a LED array
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F21—LIGHTING
- F21V—FUNCTIONAL FEATURES OR DETAILS OF LIGHTING DEVICES OR SYSTEMS THEREOF; STRUCTURAL COMBINATIONS OF LIGHTING DEVICES WITH OTHER ARTICLES, NOT OTHERWISE PROVIDED FOR
- F21V23/00—Arrangement of electric circuit elements in or on lighting devices
- F21V23/02—Arrangement of electric circuit elements in or on lighting devices the elements being transformers, impedances or power supply units, e.g. a transformer with a rectifier
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F21—LIGHTING
- F21V—FUNCTIONAL FEATURES OR DETAILS OF LIGHTING DEVICES OR SYSTEMS THEREOF; STRUCTURAL COMBINATIONS OF LIGHTING DEVICES WITH OTHER ARTICLES, NOT OTHERWISE PROVIDED FOR
- F21V23/00—Arrangement of electric circuit elements in or on lighting devices
- F21V23/04—Arrangement of electric circuit elements in or on lighting devices the elements being switches
- F21V23/0442—Arrangement of electric circuit elements in or on lighting devices the elements being switches activated by means of a sensor, e.g. motion or photodetectors
- F21V23/0464—Arrangement of electric circuit elements in or on lighting devices the elements being switches activated by means of a sensor, e.g. motion or photodetectors the sensor sensing the level of ambient illumination, e.g. dawn or dusk sensors
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F21—LIGHTING
- F21V—FUNCTIONAL FEATURES OR DETAILS OF LIGHTING DEVICES OR SYSTEMS THEREOF; STRUCTURAL COMBINATIONS OF LIGHTING DEVICES WITH OTHER ARTICLES, NOT OTHERWISE PROVIDED FOR
- F21V23/00—Arrangement of electric circuit elements in or on lighting devices
- F21V23/06—Arrangement of electric circuit elements in or on lighting devices the elements being coupling devices, e.g. connectors
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F21—LIGHTING
- F21V—FUNCTIONAL FEATURES OR DETAILS OF LIGHTING DEVICES OR SYSTEMS THEREOF; STRUCTURAL COMBINATIONS OF LIGHTING DEVICES WITH OTHER ARTICLES, NOT OTHERWISE PROVIDED FOR
- F21V33/00—Structural combinations of lighting devices with other articles, not otherwise provided for
- F21V33/0004—Personal or domestic articles
- F21V33/0052—Audio or video equipment, e.g. televisions, telephones, cameras or computers; Remote control devices therefor
-
- H—ELECTRICITY
- H05—ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
- H05B—ELECTRIC HEATING; ELECTRIC LIGHT SOURCES NOT OTHERWISE PROVIDED FOR; CIRCUIT ARRANGEMENTS FOR ELECTRIC LIGHT SOURCES, IN GENERAL
- H05B45/00—Circuit arrangements for operating light-emitting diodes [LED]
- H05B45/10—Controlling the intensity of the light
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F21—LIGHTING
- F21Y—INDEXING SCHEME ASSOCIATED WITH SUBCLASSES F21K, F21L, F21S and F21V, RELATING TO THE FORM OR THE KIND OF THE LIGHT SOURCES OR OF THE COLOUR OF THE LIGHT EMITTED
- F21Y2115/00—Light-generating elements of semiconductor light sources
- F21Y2115/10—Light-emitting diodes [LED]
-
- 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
- Y02B20/30—Semiconductor lamps, e.g. solid state lamps [SSL] light emitting diodes [LED] or organic LED [OLED]
Landscapes
- Engineering & Computer Science (AREA)
- General Engineering & Computer Science (AREA)
- Multimedia (AREA)
- Power Engineering (AREA)
- Microelectronics & Electronic Packaging (AREA)
- Telephone Function (AREA)
- Circuit Arrangement For Electric Light Sources In General (AREA)
Abstract
A kind of mobile phone reading lamp capable of automatic regulating brightness of the present invention is related to lamp body field, including mobile phone reading lamp and power supply adaptor, it is electrically connected between the mobile phone reading lamp and power supply adaptor, the mobile phone reading lamp includes lamp holder and lamp body, the lamp holder includes optical sensor detection unit, microprocessor unit, driving unit and manual switch, the lamp body includes light source unit and optical unit, the microprocessor unit respectively with optical sensor detection unit, driving unit and manual switch communication connection, it is communicated to connect between the driving unit and light source unit, Enable Pin is equipped in the driving unit, the Enable Pin is used to receive the pwm signal of microprocessor output.By the optical sensor on the lamp holder of mobile phone reading lamp detect mobile phone present intensity; it is calculated by microprocessor and the output brightness by controlling to adjust the lamp on lamp body; a suitable bias light is provided, is suitble to the reading of night mobile phone, the eye for protecting reader is fine.
Description
Technical field
The present invention relates to field of desk, more particularly to a kind of mobile phone reading lamp capable of automatic regulating brightness.
Background technology
With the popularization of smart mobile phone, people now do not disembark by basic hand, particularly prefers to play mobile phone at night, but late
Caused by the reason for upper object for appreciation mobile phone is especially big to the injury of eyes, the National People's Congress part of many hypometropias is mobile phone；
Therefore, need a kind of brightness of new reading lamp detection mobile phone modulate the brightness of suitable eyes.
The content of the invention
To achieve the above object, the present invention adopts the following technical scheme that：A kind of mobile phone reading lamp capable of automatic regulating brightness,
Including mobile phone reading lamp and power supply adaptor, it is electrically connected between the mobile phone reading lamp and power supply adaptor, the mobile phone is read
Reading lamp includes lamp holder and lamp body, is rotatablely connected between the lamp body and lamp holder, and the lamp holder includes optical sensor detection unit, micro-
Processor unit, driving unit and manual switch, the lamp body include light source unit and optical unit, the microprocessor unit
It is communicated to connect respectively with optical sensor detection unit, driving unit and manual switch, between the driving unit and light source unit
Communication connection, the driving unit is interior to be equipped with Enable Pin, and the Enable Pin is used to receive the pwm signal of microprocessor output.
Further, the optical unit forms a unit that can change lamp body light-emitting zone.
Further, the optical sensor detection unit is used to gather the brightness of current environment and current phone screen.
Further, I/O is equipped in the microprocessor unit, A/D is equipped in the I/O, the A/D is used to convert
The input letter of microprocessor.
Further, the microprocessor unit further includes output interface, and the output interface output pwm signal is described
Pwm signal is used to control driving unit.
Further, the waveform of the PWM for frequency is constant and the rectangular wave of change in duty cycle, the frequency be work week
Phase.
Further, the driving unit is constant-current supply, and the constant-current supply uses DC/DC mapping modes.
Further, the lamp body is ellipse, and the lower end of institute's lamp body is opening, and the lamp body covers lamp holder.
Further, the lamp holder is cylindrical type, and the lamp holder is equipped with power interface, and the lamp holder passes through power interface
It is electrically connected with power supply adaptor.
Further, USB interface is additionally provided on the lamp holder, the USB interface charges for mobile phone.
The present invention operation principle be：When mobile phone is placed on the lamp holder of mobile phone reading lamp, pass through the lamp holder of mobile phone reading lamp
On optical sensor detect mobile phone present intensity, the input of microprocessor is converted by the A/D of microprocessor unit I/O
Signal, after being handled by microprocessor internal sequential operation, delivery outlet exports the signal of PWM to control driving unit driving unit
For band there are one Enable Pin, Enable Pin receives the pwm signal from microprocessor output, by the electronic switch for changing driver
ON time, such as triode, field-effect tube electronic switch, to adjust the average current by load, achieve the purpose that light modulation.
Beneficial effects of the present invention are：The mobile phone reading lamp of automatic regulating lightness, when mobile phone is placed on the lamp of mobile phone reading lamp
On seat, by the optical sensor on the lamp holder of mobile phone reading lamp detect mobile phone present intensity, counted by microprocessor
Calculation and the output brightness by controlling to adjust the lamp on lamp body, provide a suitable bias light, are suitble to the reading of night mobile phone,
The eye for protecting reader is fine.
Description of the drawings
The invention will be further described for attached drawing, but the embodiment in attached drawing does not form any limitation of the invention.
Fig. 1 is the structure diagram that one embodiment of the invention provides；
Fig. 2 is the principle schematic that one embodiment of the invention provides；
1- lamp body 2- lamp holder 3- mobile phones
Specific embodiment
As shown in figs. 1-2, the mobile phone reading lamp capable of automatic regulating brightness that one embodiment of the invention provides, including lamp body
1 and lamp holder 2, pass through rotation connection between lamp body 1 and lamp holder 2, lamp body 1 covers lamp holder 2；
Lamp body 1 is ellipticity, and lamp body 1 be that inside is hollow structure, and lamp body 1 is equipped with opening, and lamp body 1 is by opening by lamp holder
2 coverings, lamp body 1 are arranged to ellipticity for ellipticity, promote its aesthetic appearance of lamp body 1, enhance its perception；
Lamp body 1 includes LED light source and optical unit, passes through communication connection, LED light source between optical unit and LED light source
For shining, driving unit is controlled by coming from microprocessor, to reach the mesh of the light-emitting zone for changing light source, luminosity
, to form suitable bias light, convenient for reading；
Lamp holder 2 includes optical sensor detection unit, microprocessor unit, driving unit and manual switch, microprocessor list
Member communicates to connect respectively with optical sensor detection unit, driving unit and manual switch, communicates between driving unit and LED light source
Connection；
Optical sensor detection unit be mainly gather 3 screen of current environment and current phone on brightness, by with it is current
Ambient brightness is compared, and the signal of acquisition is defeated by microprocessor unit, and control lamp body back exports a suitable brightness, reaches
Brightness is read to comfortable；
Microprocessor unit effect gathers present intensity by optical sensor detection unit, passes through microprocessor unit I/O's
A/D is converted into the input signal of microprocessor, and after being handled by microprocessor internal sequential operation, delivery outlet output pwm signal comes
Control LED drive unit, pwm signal is to generate that certain frequency is constant and the rectangular wave of change in duty cycle by microprocessor；
Driving unit is the power supply of a LED constant current, and the constant of maximum current, driving are realized using DC/DC mapping modes
Unit band is there are one Enable Pin, and Enable Pin receives the pwm signal from microprocessor output, by the electronic cutting for changing driver
The ON time of pass, such as triode, field-effect tube electronic switch to adjust the average current electricity by load, reach light modulation
Purpose；
Manual switch refers to that device controls brightness except automatically adjusting using photoelectric sensor, can also be used and opens manually
Put row control and adjusting into；
USB interface is additionally provided on lamp holder 2, USB interface easy-to-read plays mobile phone in charging, without movement, side
Just user.
Each technical characteristic of embodiment described above can be combined arbitrarily, to make description succinct, not to above-mentioned reality
It applies all possible combination of each technical characteristic in example to be all described, as long as however, the combination of these technical characteristics is not deposited
In contradiction, the scope that this specification is recorded all is considered to be.
Embodiment described above only expresses the several embodiments of the present invention, and description is more specific and detailed, but simultaneously
It cannot therefore be construed as limiting the scope of the patent.It should be pointed out that come for those of ordinary skill in the art
It says, without departing from the inventive concept of the premise, various modifications and improvements can be made, these belong to the protection of the present invention
Scope.Therefore, the protection domain of patent of the present invention should be determined by the appended claims.
Claims (10)
1. a kind of mobile phone reading lamp capable of automatic regulating brightness, including mobile phone reading lamp and power supply adaptor, the mobile phone is read
It is electrically connected between lamp and power supply adaptor, it is characterised in that：The mobile phone reading lamp include lamp holder and lamp body, the lamp body with
It is rotatablely connected between lamp holder, the lamp holder includes optical sensor detection unit, microprocessor unit, driving unit and opens manually
Close, the lamp body include light source unit and optical unit, the microprocessor unit respectively with optical sensor detection unit, driving
Unit and manual switch communication connection, communicate to connect between the driving unit and light source unit, are equipped in the driving unit
Enable Pin, the Enable Pin are used to receive the pwm signal of microprocessor output.
2. mobile phone reading lamp capable of automatic regulating brightness according to claim 1, it is characterised in that：The optical unit structure
The unit that can change lamp body light-emitting zone into one.
3. mobile phone reading lamp capable of automatic regulating brightness according to claim 1, it is characterised in that：The optical sensor inspection
Survey the brightness that unit is used to gather current environment and current phone screen.
4. mobile phone reading lamp capable of automatic regulating brightness according to claim 1, it is characterised in that：The microprocessor list
I/O is equipped in first, A/D is equipped in the I/O, the A/D is used for the input signal of conversion microprocessor.
5. mobile phone reading lamp capable of automatic regulating brightness according to claim 4, it is characterised in that：The microprocessor list
Member further includes output interface, the output interface output pwm signal, and the pwm signal is used to control driving unit.
6. mobile phone reading lamp capable of automatic regulating brightness according to claim 5, it is characterised in that：The waveform of the PWM
For frequency is constant and the rectangular wave of change in duty cycle, the frequency be the work period.
7. mobile phone reading lamp capable of automatic regulating brightness according to claim 1, it is characterised in that：The driving unit is
Constant-current supply, the constant-current supply use DC/DC mapping modes.
8. mobile phone reading lamp capable of automatic regulating brightness according to claim 1, it is characterised in that：The lamp body is ellipse
Type, the lower end of the lamp body is opening, and the lamp body covers lamp holder.
9. mobile phone reading lamp capable of automatic regulating brightness according to claim 1, it is characterised in that：The lamp holder is cylinder
Type, the lamp holder are equipped with power interface, and the lamp holder is electrically connected by power interface and power supply adaptor.
10. the mobile phone reading lamp capable of automatic regulating brightness according to any one of claim 1-9 claim, feature exist
In：USB interface is additionally provided on the lamp holder, the USB interface charges for mobile phone.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201711375068.8A CN108087751A (en) | 2017-12-19 | 2017-12-19 | A kind of mobile phone reading lamp capable of automatic regulating brightness |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201711375068.8A CN108087751A (en) | 2017-12-19 | 2017-12-19 | A kind of mobile phone reading lamp capable of automatic regulating brightness |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN108087751A true CN108087751A (en) | 2018-05-29 |
Family
ID=62176872
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201711375068.8A Pending CN108087751A (en) | 2017-12-19 | 2017-12-19 | A kind of mobile phone reading lamp capable of automatic regulating brightness |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN108087751A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110260206A (en) * | 2019-04-24 | 2019-09-20 | 天津昂熙灯具有限公司 | A kind of multifunctional lamp |
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| CN206754896U (en) * | 2017-04-27 | 2017-12-15 | 合肥亚摩斯电气有限公司 | A kind of multifunction folding desk lamp |
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| CN204005472U (en) * | 2014-06-19 | 2014-12-10 | 杭州美耐宜光电有限公司 | Eye-protecting desk lamp |
| CN104747968A (en) * | 2014-07-28 | 2015-07-01 | 方乐 | LED table lamp with cell phone holder |
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| CN110260206A (en) * | 2019-04-24 | 2019-09-20 | 天津昂熙灯具有限公司 | A kind of multifunctional lamp |
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Application publication date: 20180529 |