CN201340518Y - Novel timer with power-saving intelligent light-emitting device - Google Patents
Novel timer with power-saving intelligent light-emitting device Download PDFInfo
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- CN201340518Y CN201340518Y CNU2008201343009U CN200820134300U CN201340518Y CN 201340518 Y CN201340518 Y CN 201340518Y CN U2008201343009 U CNU2008201343009 U CN U2008201343009U CN 200820134300 U CN200820134300 U CN 200820134300U CN 201340518 Y CN201340518 Y CN 201340518Y
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- light
- timer
- back light
- emitting device
- power saving
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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 a novel timer with a power-saving intelligent light-emitting device, which comprises a timing piece, a power supply, a backlight source and a drive circuit for the backlight source. The novel timer is characterized in that the drive circuit for the backlight source comprises a voltage amplifying module and a photosensitive module. The voltage amplifying module is a directly-coupled multi-stage voltage amplifying circuit which is simultaneously connected with the backlight source and the power supply. The photosensitive module is connected with the directly-coupled multi-stage voltage amplifying circuit, and the drive circuit for the backlight source is connected with the timing piece.
Description
Technical field
The utility model relates to a kind of timer, is specifically related to a kind of novel timer with power saving intelligence light-emitting device, belongs to the small stores field.
Background technology
Timer on the market roughly is divided into pointer-type or digital.For making the user can see the time in dark surrounds, partly timer is provided with bright device at night.With regard to pointer timer, partly timer is made clock panel and pointer with the noctilucence material, does not need the extra electric energy also can be luminous automatically at the environment of dark.But, because the necessary absorption earlier of noctilucence material light source could be luminous, so can not continue luminous; And noctilucence material quality is irregular, and night, the obvious results fruit was general.Partly pointer timer is installed miniature bulb or light emitting diode at positions of panels, and the user presses the button, just can bright lamp, illuminate clock face, but it is very difficult and inconvenient to find timer to press the button in pitch-dark.With regard to digital timer, partly timer utilizes the diode displaying time, but these timers must use alternating current, and the user need take the problem of electric wire and plug position into account, very inconvenience.Most on the market digital timer is then with the liquid crystal display time, but LCD itself is not had a characteristics of luminescence, in the daytime still can rely on sun reflection to go out time and image, but then must cooperate back light ability display image at dark surrounds, if the luminosity of back light is irregular, just can influence the sharpness of demonstration.
In addition, generally do not take the problem of power management into account, unit control voltage or electric current are not set with the timer of dry cell.For example, when just having brought into use new battery, LCD and back lighting device thereof consume higher voltage and electric current, relatively light therefore backlight, but in the near future, consume along with battery power, it is dim that backlight liquid crystal display can become, and forces the user just will not change before battery is used up, and not only causes waste, and luminosity shakiness backlight, influence impression.
In addition, though general timer can show the time in the dark, they also can be luminous automatically in the daytime, the waste electric energy.Therefore, a kind ofly can start back lighting device automatically in response to the transformation of ambient light, the timer that possesses effective power management simultaneously again is that market is required.
Summary of the invention
At described problem, fundamental purpose of the present utility model provides a kind of power saving intelligence light-emitting device of having
Novel timer
The purpose of this utility model is achieved through the following technical solutions:
A kind of novel timer with power saving intelligence light-emitting device, comprise timing piece, power supply, back light and back light driving circuit, it is characterized in that: described back light driving circuit comprises voltage amplification module and illuminant module, described voltage amplification module is direct coupling multistage voltage amplifier circuit, described direct coupling multistage voltage amplifier circuit is connected with described back light and described power supply simultaneously, and described illuminant module also is connected with described direct coupling multistage voltage amplifier circuit; Described back light driving circuit is connected with described timing piece.
Described timer with power saving intelligence light-emitting device, it is characterized in that: described direct coupling multistage voltage amplifier circuit can be the two-stage amplifying circuit that directly is coupled, comprise two triodes, be respectively one-level amplifying triode and secondary amplifying triode, the collector of described secondary amplifying triode is connected with the base stage of one-level amplifying triode; Described back light is connected between the collector and emitter of one-level amplifying triode.
Described timer with power saving intelligence light-emitting device, it is characterized in that: described one-level amplifying triode can be NPN type triode; Described secondary amplifying triode can be the positive-negative-positive triode.
Described timer with power saving intelligence light-emitting device, it is characterized in that: described back light driving circuit also comprises inductance capacitance (LC) wave filter, described inductance capacitance (LC) wave filter comprises inductance and electric capacity, described inductance and described back light are connected in series, and described electric capacity and described back light are connected in parallel.
Described timer with power saving intelligence light-emitting device, it is characterized in that: described illuminant module is a photodiode, can utilize the illumination power to change electric current in the circuit.
Described timer with power saving intelligence light-emitting device, it is characterized in that: described power supply is a direct supply, specifically can be rechargeable type battery or solar cell.
Described timer with power saving intelligence light-emitting device, it is characterized in that: described timer is pointer timer, described timing piece is the integrated circuit that has clocking capability and the operation of driving device clock movement.
Described timer with power saving intelligence light-emitting device is characterized in that: described timer is that digital lcd shows timer, and described timing piece is the integrated circuit that has clocking capability and drive the liquid crystal display displays time.
Described timer with power saving intelligence light-emitting device, it is characterized in that: when described timer was pointer timer, the pointer of timer was made with transparent astigmatic film, effectively refracted ray; The astigmatism plate of the clock face of timer for making with transparent astigmatic film is evenly to reflect light; Reflective material is established at the described astigmatism plate back side, stops that light runs off; Partly described back light is set in the middle of the described clock face, described back light is a light emitting diode; The light of described back light is effectively refraction in astigmatism plate, and uniform light is provided, and the printing opacity that light sees through described clock face partly penetrates to illuminate described clock face and described pointer.
Described timer with power saving intelligence light-emitting device, it is characterized in that: when described timer was pointer timer, a diffuser was established in the clock face front of timer, so that light is evenly reflected; Arbitrary edge of described diffuser is provided with described back light, and described back light is a light emitting diode; The light of described back light is effectively refraction in described diffuser, and uniform light is provided, and light sees through described diffuser and penetrates to illuminate the pointer of described clock face and timer.
Described timer with power saving intelligence light-emitting device is characterized in that: when described timer is that digital lcd shows timer, timer is established a lamp box, and described LCD is positioned at the front of described lamp box; A diffuser is established in described LCD front, so that light is evenly reflected; The face that described lamp box does not connect described LCD is provided with reflective material, stops that light runs off; One surface of described lamp box is established a perforate and is inserted for described back light, and described back light is a light emitting diode; The light of described back light effectively reflects to described diffuser, and uniform light is provided.
Described timer with power saving intelligence light-emitting device is characterized in that: when described timer is that digital lcd shows timer, the astigmatism plate that a transparent astigmatic film is made is established at the described LCD back side; Middle part is provided with described back light, and described back light is a light emitting diode; The light of described back light is effectively refraction in described astigmatism plate, and uniform light is provided.
Described timer with power saving intelligence light-emitting device, it is characterized in that: described back light is vertical with described astigmatism plate, fainter part of light is located in the middle of the described astigmatism plate in the middle of it, the outstanding described astigmatism plate of the terminal highlighting part of described back light, outside the housing that exposes outside timer, do the torch illumination for the user and use.
The utility model has following advantage and effect with respect to prior art: (1) back light driving circuit of the present utility model uses direct coupling multistage voltage amplifier circuit (mainly being made of triode) that voltage is raise, make the power supply also can the driven for emitting lights led lighting when output voltage is low, devices such as LCD or clock and watch are carried out back lighting.Because elements such as triode is with low cost, so this driving circuit structure is fairly simple, cost is lower, voltage range applicable to broad, can back light be driven with the battery of a 1.5V as this driving circuit, when voltage drop is low to moderate 0.9V, still can drive and light the LED-backlit light source (general blue, green, white LEDs normal drive voltage is 3～3.3V), so the manufacturing of back light driving circuit of the present utility model, maintenance cost are lower, applicability is better.(2) back light driving circuit of the present utility model is provided with photodiode and responds to extraneous light, if light is stronger, closes back light just can respond to automatically; If light is darker, auto-induction opening back light then can be realized full automatic working and need not manual intervention, intelligent degree height.If use solar cell or rechargeable type battery, can use for a long time and need not to change battery, operating cost is lower, and comparatively energy savings can be avoided the pollution of waste battery to environment simultaneously, and environment protecting is better.(3) and, for the small electric apparatus that the bigger electrical appliance of power consumption such as MP3 machine, portable receiver, electronic toy or other are equipped with motors, when dry cell can not represent that the electric weight of dry cell is used up again in these electrical appliances power supplies.Because it is lower that voltage and current of the present utility model requires, so these second-hand batteries can continue to use in the middle of the utility model, can effectively utilize battery, very environmental protection.(4) in addition, the utility model utilizes astigmatism plate and lamp box, and efficient and uniform back light is provided, and the user can know the time of seeing in pitch-dark environment.The utility model power consumption is low, simple in structure, production cost is low, can provide uniform luminance again.
Description of drawings
Fig. 1 is the clock face synoptic diagram of first embodiment of the utility model;
Fig. 2 is the structure cut-open view of first embodiment of the utility model;
Fig. 3 is the circuit diagram of first embodiment of the utility model;
Fig. 4 is the structural representation of second embodiment of the utility model;
Fig. 5 is the structural representation of the 3rd embodiment of the utility model;
Fig. 6 is the circuit diagram of the 3rd embodiment of the utility model;
Fig. 7 is the structural representation of the 4th embodiment of the utility model.
Embodiment
Below in conjunction with embodiment and accompanying drawing the utility model is described in further detail, but embodiment of the present utility model is not limited thereto.
Below in conjunction with the drawings and specific embodiments in detail the utility model is described in detail:
Fig. 1 to Fig. 3 shows a kind of first embodiment with novel timer of power saving intelligence light-emitting device of the present utility model.Present embodiment is a pointer timer, comprises timing piece 1, power supply 2, back light 3 and back light driving circuit.In the present embodiment, timing piece 1 is for having the integrated circuit of clocking capability and driving device clock movement operation, and power supply 2 is the battery of a 1.5V, and back light 3 is a light emitting diode.The pointer 4 of timer is made with transparent astigmatic film, effectively refracted ray.The astigmatism plate of clock face 5 for making with transparent astigmatic film of timer is evenly to reflect light; Reflective material is established at the described astigmatism plate back side, stops that light runs off; Back light 3 partly is set in the middle of the clock face 5, and the light of back light 3 is effectively refraction in astigmatism plate, and uniform light is provided, and the printing opacity that light sees through clock face 5 partly penetrates to illuminate clock face 5 and pointer 4.
As shown in Figure 3, described back light driving circuit comprises voltage amplification module 6, illuminant module 7 and inductance capacitance (LC) wave filter.Voltage amplification module 6 is direct coupling multistage voltage amplifier circuit; Illuminant module 7 is photodiode CDS, can utilize the illumination power to change electric current in the circuit; Inductance capacitance (LC) wave filter comprises inductance L 1 and capacitor C 1.Described direct coupling multistage voltage amplifier circuit is connected with back light 3 and power supply 2 simultaneously, and illuminant module 7 also is connected with described direct coupling multistage voltage amplifier circuit; In the present embodiment, described direct coupling multistage voltage amplifier circuit is the two-stage amplifying circuit that directly is coupled, comprise two triodes, be respectively one-level amplifying triode Q1 and secondary amplifying triode Q2, one-level amplifying triode Q1 is a NPN type triode, and described secondary amplifying triode Q2 is the positive-negative-positive triode.The collector of secondary amplifying triode Q2 is connected with the base stage of one-level amplifying triode Q1, back light 3 is connected between the collector and emitter of one-level amplifying triode Q1, inductance L 1 is connected in series with back light 3, capacitor C 1 is connected in parallel with back light 3, and the back light driving circuit is connected with timing piece 1.
Fig. 4 shows the structural representation of second embodiment of the utility model, and second embodiment is except that following characteristics, and further feature and first embodiment are roughly the same, no longer repeat at this.As shown in Figure 4, present embodiment is similarly pointer timer, and a diffuser 8 is established in clock face 5 fronts of timer, so that light is evenly reflected; The lower limb of clock face 5 (can be other edge at other embodiment) is provided with described back light 3; The light of back light 3 is effectively refraction in diffuser 8, and uniform light is provided, and light sees through the pointer 4 that diffuser 8 penetrates to illuminate clock face 5 and timer.
Fig. 5 to Fig. 6 shows the 3rd embodiment of the present utility model.The 3rd embodiment is except that following characteristics, and further feature and first embodiment are roughly the same, no longer repeat at this.Present embodiment is that digital lcd shows timer, and timing piece 1 is for having clocking capability and driving the integrated circuit that LCD 9 shows the time.Timer is established a lamp box 10, and LCD 9 is positioned at the front of lamp box 10; A diffuser 11 is established in LCD 9 fronts, so that light is evenly reflected; The face that lamp box 10 does not connect LCD 9 is provided with reflective material, stops that light runs off; One surface of lamp box 10 is established a perforate 12 and is inserted for back light 3; The light of back light 3 effectively reflects to diffuser 11, and uniform light is provided.
Fig. 7 shows the 4th embodiment of the present utility model.The 4th embodiment is except that following characteristics, and further feature and the 3rd embodiment are roughly the same, no longer repeat at this.Present embodiment is similarly digital lcd and shows timer, and the astigmatism plate 13 that a transparent astigmatic film is made is established at LCD 9 back sides; Middle part is provided with described back light 3; The light of back light 3 is effectively refraction in astigmatism plate 13, and uniform light is provided.Back light 3 is vertical with astigmatism plate 13, and fainter part of light is located in the middle of the astigmatism plate 13 in the middle of it, and back light 3 terminal highlighting parts are given prominence to astigmatism plate 13, outside the housing that exposes outside timer, does the torch illumination for the user and uses.
In the above-described embodiment, the utility model can also see through 10 hours integrated circuit control backlight sources 3 to 8 o'clock mornings of next day of continuous bright lamp after 10 o'clock at night, control backlight source 3, causes energy-conservation effect to reach.
The foregoing description is the utility model preferred implementation; but embodiment of the present utility model is not restricted to the described embodiments; other any do not deviate from change, the modification done under spirit of the present utility model and the principle, substitutes, combination, simplify; all should be the substitute mode of equivalence, be included within the protection domain of the present utility model.
Claims (10)
1, a kind of novel timer with power saving intelligence light-emitting device, comprise timing piece, power supply, back light and back light driving circuit, described power supply is a direct supply, described back light is a light emitting diode, it is characterized in that: described back light driving circuit comprises voltage amplification module and illuminant module, described voltage amplification module is direct coupling multistage voltage amplifier circuit, described direct coupling multistage voltage amplifier circuit is connected with described back light and described power supply simultaneously, and described illuminant module also is connected with described direct coupling multistage voltage amplifier circuit; Described back light driving circuit is connected with described timing piece.
2, the timer with power saving intelligence light-emitting device according to claim 1, it is characterized in that: described direct coupling multistage voltage amplifier circuit is the two-stage amplifying circuit that directly is coupled, comprise two triodes, be respectively one-level amplifying triode and secondary amplifying triode, the collector of described secondary amplifying triode is connected with the base stage of one-level amplifying triode; Described back light is connected between the collector and emitter of one-level amplifying triode.
3, the timer with power saving intelligence light-emitting device according to claim 2, it is characterized in that: described one-level amplifying triode is a NPN type triode; Described secondary amplifying triode is the positive-negative-positive triode.
4, the timer with power saving intelligence light-emitting device according to claim 1, it is characterized in that: described back light driving circuit also comprises inductance capacitance (LC) wave filter, described inductance capacitance (LC) wave filter comprises inductance and electric capacity, described inductance and described back light are connected in series, and described electric capacity and described back light are connected in parallel.
5, the timer with power saving intelligence light-emitting device according to claim 1, it is characterized in that: described illuminant module is a photodiode, utilizes the illumination power to change electric current in the circuit.
6, the timer with power saving intelligence light-emitting device according to claim 1, it is characterized in that: described timer is pointer timer, described timing piece is the integrated circuit that has clocking capability and the operation of driving device clock movement.
7, the timer with power saving intelligence light-emitting device according to claim 6, it is characterized in that: when described timer was pointer timer, the pointer of timer was made with transparent astigmatic film, effectively refracted ray; The astigmatism plate of the clock face of timer for making with transparent astigmatic film is evenly to reflect light; Reflective material is established at the described astigmatism plate back side, stops that light runs off; Described back light partly is set in the middle of the described clock face; The light of described back light is effectively refraction in astigmatism plate, and uniform light is provided, and the printing opacity that light sees through described clock face partly penetrates to illuminate described clock face and described pointer.
8, the timer with power saving intelligence light-emitting device according to claim 6, it is characterized in that: when described timer was pointer timer, a diffuser was established in the front of timer, so that light is evenly reflected; Arbitrary edge of described clock face is provided with described back light; The light of described back light is effectively refraction in described diffuser, and uniform light is provided, and light sees through described diffuser and penetrates to illuminate the pointer of described clock face and timer.
9, the timer with power saving intelligence light-emitting device according to claim 1 is characterized in that: described timer is that digital lcd shows timer, and described timing piece is the integrated circuit that has clocking capability and drive the liquid crystal display displays time.
10, the timer with power saving intelligence light-emitting device according to claim 9 is characterized in that: when described timer is that digital lcd shows timer, timer is established a lamp box, and described LCD is positioned at the front of described lamp box; A diffuser is established in described LCD front, so that light is evenly reflected; The face that described lamp box does not connect described LCD is provided with reflective material, stops that light runs off; One surface of described lamp box is established a perforate and is inserted for described back light; The light of described back light effectively reflects to described diffuser, and uniform light is provided.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNU2008201343009U CN201340518Y (en) | 2008-10-15 | 2008-10-15 | Novel timer with power-saving intelligent light-emitting device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNU2008201343009U CN201340518Y (en) | 2008-10-15 | 2008-10-15 | Novel timer with power-saving intelligent light-emitting device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN201340518Y true CN201340518Y (en) | 2009-11-04 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CNU2008201343009U Expired - Lifetime CN201340518Y (en) | 2008-10-15 | 2008-10-15 | Novel timer with power-saving intelligent light-emitting device |
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| Country | Link |
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| CN (1) | CN201340518Y (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111970784A (en) * | 2020-08-17 | 2020-11-20 | 苏州冠讯电子科技有限公司 | Novel low-power chip clock system |
-
2008
- 2008-10-15 CN CNU2008201343009U patent/CN201340518Y/en not_active Expired - Lifetime
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111970784A (en) * | 2020-08-17 | 2020-11-20 | 苏州冠讯电子科技有限公司 | Novel low-power chip clock system |
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| CX01 | Expiry of patent term | ||
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Granted publication date: 20091104 |