CN205847658U - Can delay lighting circuit and device - Google Patents

Abstract

This utility model offer one can delay lighting circuit and device.This can include by delay lighting circuit: AC/DC electric pressure converter, converter, voltage detecting circuit, voltage-current converter circuit, electric capacity charge controller and energy storage electric discharge device；AC/DC electric pressure converter is connected with converter, and converter is for being connected with luminescence component；AC/DC electric pressure converter is connected with voltage detecting circuit, electric capacity charge controller the most respectively, voltage detecting circuit is connected with voltage-current converter circuit, energy storage electric discharge device the most respectively, energy storage electric discharge device is connected with electric capacity charge controller, voltage-current converter circuit the most respectively, and voltage-current converter circuit is additionally operable to be connected with luminescence component.After this utility model makes illuminator and external electrical network power-off, Delayed illumination can be realized.

Description

Can delay lighting circuit and device

Technical field

This utility model relates to lighting technical field, and particularly relating to one can delay lighting circuit and device.

Background technology

LED (Light Emitting Diode, light emitting diode) is a kind of can to convert electrical energy into consolidating of visible ray The semiconductor device of state, it directly can be converted into light electricity.LED light device due to have energy-saving and environmental protection, can be light-operated, real The lot of advantages such as, stability high, response time short, long-life strong by property, the most extensively applied in the today advocating low-carbon (LC) life In various lighting fields.

LED light device is generally provided power supply to realize illumination by external electrical network.When the control of LED light device switches off After, external electrical network is no longer powered to LED light device, and LED light device is extinguished.Now, user needs to live at dark Dynamic, there is potential safety hazard.

Utility model content

This utility model provide one can delay lighting circuit and device so that illuminator and external electrical network power-off After, Delayed illumination can be realized.

This utility model on the one hand provide one can delay lighting circuit, be used for controlling luminescence component, described can time delay shine The input of bright circuit is connected with external electrical network by controlling switch；Described can include by delay lighting circuit: AC-DC voltage Transducer, converter, voltage detecting circuit, voltage-current converter circuit, electric capacity charge controller and energy storage electric discharge Device；Wherein

Described AC-DC electric pressure converter is connected with described converter, described converter for Luminescence component connects；

Described AC-DC electric pressure converter is connected with described voltage detecting circuit, electric capacity charge controller the most respectively, institute Stating voltage detecting circuit to be connected with described voltage-current converter circuit, described energy storage electric discharge device the most respectively, described energy storage is discharged Device is connected with described electric capacity charge controller, described voltage-current converter circuit the most respectively, described voltage-current converter circuit It is additionally operable to be connected with described luminescence component；

Described voltage detecting circuit is used for detecting whether described AC-DC electric pressure converter exports DC voltage, if No, then to described voltage-current converter circuit output switch closure signal；

Described voltage-current converter circuit is used for after the switch closure signals receiving the output of described voltage detecting circuit, Guan Bi power switch meets pre-conditioned voltage and/or electricity to control described energy storage electric discharge device to the offer of described luminescence component Stream；

Described electric capacity charge controller is for when described AC-DC electric pressure converter output DC voltage, to described Energy storage electric discharge device is charged.

Alternatively, described energy storage electric discharge device is ultracapacitor.

Alternatively, described voltage detecting circuit is additionally operable to detecting that the output voltage of described energy storage electric discharge device is less than pre- If during value, to described voltage-current converter circuit output switch cut-off signal；

Described voltage-current converter circuit is additionally operable to after switching off signal described in receiving, and disconnects described for establishing by cable Close.

Alternatively, described AC-DC electric pressure converter includes filter circuit, rectifier bridge and the second electric capacity；

Described filter circuit includes the first inductance and the first electric capacity, and described first electric capacity is in parallel with external electrical network, described First end of one inductance is connected with the first end of described first electric capacity, the of the second end of described first inductance and described rectifier bridge One ac input end connects, and the second ac input end of described rectifier bridge is connected with the second end of described first electric capacity；

First end of described second electric capacity also with the first DC output end of described rectifier bridge, described converter Input connects at the first junction point, and the second end of described second electric capacity is also with the second DC output end of described rectifier bridge even Connect and ground connection.

Alternatively, described converter includes absorbing circuit, transformator, the first diode, the 3rd electric capacity, alternating current-direct current Controller, the first resistance；

Described absorbing circuit respectively with the outfan of described AC-DC electric pressure converter, described transformator first defeated Enter end, the first input end of described alternating current-direct current controller connects；

First outfan of described transformator is connected with the positive pole of described first diode, the second output of described transformator End is connected with described the second end thirdly held and ground connection；

The negative pole of described first diode is connected with the first end of described 4th electric capacity, is additionally operable to and described luminescence component First end connects；

First outfan of described alternating current-direct current controller and the first end of the first resistance connect, described alternating current-direct current controller First outfan is additionally operable to and the three-terminal link of described luminescence component, the second output head grounding of described alternating current-direct current controller, The S level ground connection of the metal-oxide-semiconductor in described alternating current-direct current controller；

Second end ground connection of described first resistance.

Alternatively, described absorbing circuit includes the 4th electric capacity, the second resistance and the second diode, described 4th electric capacity and institute To state the second resistor coupled in parallel to connect, the first end of described 4th electric capacity, the first end of described second resistance exchange with described respectively-and straight Stream the outfan of electric pressure converter, the first input end of described transformator, described alternating current-direct current controller first input end in institute State at the first junction point connect, the second end of described 4th electric capacity, described second resistance the second end respectively with the described 2nd 2 The negative pole of pole pipe connects, the positive pole of described second diode respectively with the second input of described transformator, described alternating current-direct current control The D level of the metal-oxide-semiconductor in device processed connects.

Alternatively, described converter includes alternating current-direct current controller, the first resistance, transformator, diode, the 3rd electricity Hold；

In the input of described alternating current-direct current controller, described alternating current-direct current controller, the D level of metal-oxide-semiconductor connects at the first junction point Connecing, in described alternating current-direct current controller, the S level of metal-oxide-semiconductor is connected with the first end, the negative pole of diode of the first resistance respectively, described friendship First outfan of DC controller is connected with the second end, the input of transformator of the first resistance respectively, described alternating current-direct current control Second output head grounding of device processed；

The outfan of described transformator and the first end of the 3rd electric capacity connect, and are additionally operable to the first end with described luminescence component Connect；

The positive pole of described diode and the second end of the 3rd electric capacity connect and ground connection.

Alternatively, described luminescence component includes at least two luminous body, described voltage-current converter circuit specifically for After receiving the switch opening signal of described voltage detecting circuit output, open power switch to control described energy storage electric discharge device There is provided at least one luminous body and meet pre-conditioned voltage and/or electric current.

This utility model on the other hand provide one can delay lighting device, including: luminescence component and can Delayed illumination electricity Road plate；Wherein,

Described can be provided with on delay lighting circuit plate as above can delay lighting circuit, described luminescence component and institute Stating can the electrical connection of delay lighting circuit plate.

Alternatively, can also include by delay lighting device: Lamp cup, lamp holder, radiator and light cover, wherein,

Described can be arranged in described Lamp cup by delay lighting circuit plate, the closed end of described Lamp cup is connected with described lamp holder；

The opening of described Lamp cup is provided with described luminescence component, and described light cover lid is located at the outside of described luminescence component, Described radiator be arranged on described light-emitting device and described can be between delay lighting circuit plate.

Alternatively, described luminescence component is specially light emitting diode.

This utility model provide can delay lighting circuit, this can include by delay lighting circuit: AC-DC voltage is changed Device, converter, voltage detecting circuit, voltage-current converter circuit, electric capacity charge controller and energy storage electric discharge device； AC-DC electric pressure converter is connected with converter, and converter is for being connected with luminescence component；Exchange-straight Stream electric pressure converter be connected with voltage detecting circuit, electric capacity charge controller the most respectively, voltage detecting circuit the most respectively with voltage Current converter circuit, energy storage electric discharge device connect, energy storage electric discharge device the most respectively with electric capacity charge controller, Voltage to current transducer Circuit connects, and voltage-current converter circuit is additionally operable to be connected with luminescence component, and voltage detecting circuit is used for AC-DC being detected Whether electric pressure converter exports DC voltage, if it is not, then to voltage-current converter circuit output switch closure signal；Voltage x current Change-over circuit is for after the switch closure signals receiving voltage detecting circuit output, and Guan Bi power switch is put to control energy storage Electric installation provides to luminescence component and meets pre-conditioned voltage and/or electric current；Electric capacity charge controller is at AC-DC During electric pressure converter output DC voltage, energy storage electric discharge device is charged, it is achieved that control the time delay after switching off and shine Bright, achieve Delayed illumination by controlling the electric discharge of energy storage electric discharge device, it is to avoid the generation of potential safety hazard.

Accompanying drawing explanation

In order to be illustrated more clearly that this utility model embodiment or technical scheme of the prior art, below will be to embodiment Or the required accompanying drawing used is briefly described in description of the prior art, it should be apparent that, the accompanying drawing in describing below is Embodiments more of the present utility model, for those of ordinary skill in the art, in the premise not paying creative work Under, it is also possible to other accompanying drawing is obtained according to these accompanying drawings.

Fig. 1 for this utility model provide can the schematic diagram one of delay lighting circuit；

Fig. 2 for this utility model provide can the schematic diagram two of delay lighting circuit；

Fig. 3 for this utility model provide can the schematic diagram three of delay lighting circuit；

Fig. 4 for this utility model provide can the schematic diagram one of delay lighting device.

Detailed description of the invention

For making the purpose of this utility model embodiment, technical scheme and advantage clearer, new below in conjunction with this practicality Accompanying drawing in type embodiment, is clearly and completely described the technical scheme in this utility model embodiment, it is clear that retouched The embodiment stated is a part of embodiment of this utility model rather than whole embodiments.Based on the enforcement in this utility model Example, the every other embodiment that those of ordinary skill in the art are obtained under not making creative work premise, broadly fall into The scope of this utility model protection.

Fig. 1 for this utility model provide can the schematic diagram one of delay lighting circuit.Seeing Fig. 1, this embodiment provides Can be used for controlling luminescence component by delay lighting circuit, can the input of delay lighting circuit by controlling switch 120 and external electrical Net 110 connects；Described can include by delay lighting circuit: AC-DC electric pressure converter 130, converter 140, voltage Testing circuit 150, electric capacity charge controller 160, voltage-current converter circuit 170 and energy storage electric discharge device 180；Wherein

Described AC-DC electric pressure converter 130 is connected with described converter 140, described converter 140 for being connected with luminescence component 190；

Described AC-DC electric pressure converter 130 the most respectively with described voltage detecting circuit 150, electric capacity charge controller 160 connect, described voltage detecting circuit 150 the most respectively with described voltage-current converter circuit 170, described energy storage electric discharge device 180 connect, described energy storage electric discharge device 180 the most respectively with described electric capacity charge controller 160, described voltage-current converter circuit 170 connect, and described voltage-current converter circuit 170 is additionally operable to be connected with described luminescence component 190；

Described voltage detecting circuit 150 is used for detecting whether described AC-DC electric pressure converter 130 exports unidirectional current Pressure, if it is not, then to described voltage-current converter circuit 170 output switch closure signal；

Described voltage-current converter circuit 170 is for receiving the switch Guan Bi of described voltage detecting circuit 150 output After signal, Guan Bi power switch meets pre-conditioned to control described energy storage electric discharge device 180 to the offer of described luminescence component 190 Voltage and/or electric current；

Described electric capacity charge controller 160 is used for when described AC-DC electric pressure converter 130 exports DC voltage, Described energy storage electric discharge device 180 is charged.

In the present embodiment, energy storage electric discharge device uses ultracapacitor.Ultracapacitor i.e. double layer capacitor, its base Present principles is the capacity utilizing the double electrical layers of activated carbon porous electrode and electrolyte composition to obtain super large.It can fill repeatedly Discharging hundreds thousand of time, charging process can complete within the several seconds so that this can delay lighting device can be with Reusability, not rapid wear Bad, it is not necessary to safeguard, either save need because of damage or the expense of changing device but also the manpower needed for eliminating attending device.At this In embodiment, when user closes control switch 120, external electrical network 110 is for powering by delay lighting circuit.External electrical network 110 The alternating current of the 220V50Hz provided is converted to, by AC-DC electric pressure converter 130, the unidirectional current that voltage is higher.Voltage is relatively High unidirectional current is converted to, by converter 140, the unidirectional current that voltage is relatively low, thus powers for luminescence component 190.Electricity Higher unidirectional current is pressed to be converted to meet the relatively low of energy storage electric discharge device 180 charge condition also by electric capacity charge controller 160 Voltage, and then charge for energy storage electric discharge device 180.Additionally, voltage detecting circuit 150 detects AC-DC electric pressure converter The unidirectional current that 130 voltages exported are higher, then explanation current external electrical network 110 is powered to luminescence component 190, therefore, there is no need to Energy storage electric discharge device 180 discharges, and now, then voltage detecting circuit 150 disconnects letter to voltage-current converter circuit 170 output switch Number, stop energy storage electric discharge device 180 to discharge.

When user disconnects control switch 120, external electrical network 110 is no longer powered for luminescence component 190, accordingly, and exchange- The unidirectional current output that dc voltage changer 130 also no-voltage is higher.Now, voltage detecting circuit 150 can't detect exchange-straight Flow the unidirectional current that the voltage of electric pressure converter 130 output is higher, then to voltage-current converter circuit 170 output switch Guan Bi letter Number, i.e. turn on the path between energy storage electric discharge device 180 and luminescence component 190, it is allowed to energy storage electric discharge device 180 discharges, with Time, the voltage/current that energy storage electric discharge device 180 provides is converted to meet luminescence component 190 work by voltage-current converter circuit 170 Make the voltage/current of condition, thus power for luminescence component 190, it is achieved control switch 120 disconnection after can Delayed illumination.

Further, during energy storage electric discharge device 180 discharges and provides electric energy for luminescence component 190, voltage detecting Circuit 150 is additionally operable to when output voltage energy storage electric discharge device 180 being detected is less than preset value, to voltage-current converter circuit 170 output switch cut-off signals；Voltage-current converter circuit 170 is additionally operable to, after receiving and switching off signal, disconnect power supply Switch, now luminescence component 190 is no longer given out light.

This utility model provide can delay lighting circuit, this can include by delay lighting circuit: AC-DC voltage is changed Device, converter, voltage detecting circuit, voltage-current converter circuit, electric capacity charge controller and energy storage electric discharge device； AC-DC electric pressure converter is connected with converter, and converter is for being connected with luminescence component；Exchange-straight Stream electric pressure converter be connected with voltage detecting circuit, electric capacity charge controller the most respectively, voltage detecting circuit the most respectively with voltage Current converter circuit, energy storage electric discharge device connect, energy storage electric discharge device the most respectively with electric capacity charge controller, Voltage to current transducer Circuit connects, and voltage-current converter circuit is additionally operable to be connected with luminescence component, and voltage detecting circuit is used for AC-DC being detected Whether electric pressure converter exports DC voltage, if it is not, then to voltage-current converter circuit output switch closure signal；Voltage x current Change-over circuit is for after the switch closure signals receiving voltage detecting circuit output, and Guan Bi power switch is put to control energy storage Electric installation provides to luminescence component and meets pre-conditioned voltage and/or electric current；Electric capacity charge controller is at AC-DC During electric pressure converter output DC voltage, energy storage electric discharge device is charged, it is achieved that control the time delay after switching off and shine Bright, achieve Delayed illumination by controlling the electric discharge of energy storage electric discharge device, it is to avoid the generation of potential safety hazard.

Fig. 2 for this utility model provide can the schematic diagram two of delay lighting circuit.See Fig. 1 and Fig. 2, at above-mentioned Fig. 1 On the basis of embodiment, the AC-DC electric pressure converter 130 in above-described embodiment has been done the most in detail by the present embodiment Explanation.

Specifically, AC-DC electric pressure converter 130 includes filter circuit 231, rectifier bridge 232 and the second electric capacity 233； Filter circuit 231 includes the first inductance and the first electric capacity, and the first electric capacity is in parallel with external electrical network 110, the first end of the first inductance Being connected with the first end of the first electric capacity, the second end of the first inductance is connected with the first ac input end of rectifier bridge 232, rectifier bridge Second ac input end of 232 and the second end of the first electric capacity connect；First end of the second electric capacity 233 also with rectifier bridge 232 First DC output end, the input of converter 140 connect at the first junction point, the second end of the second electric capacity 233 Also it is connected with the second DC output end of rectifier bridge 232 and ground connection.

In the present embodiment, the exchange of the 220V50Hz that external electrical network 110 is provided by AC-DC electric pressure converter 130 Electricity first passes through filter circuit 231 and filters the interference of other high-frequency signals from external electrical network 110, then through rectifier bridge 232 Bridge rectifier obtains Rectified alternating current, and this Rectified alternating current becomes the output of smooth direct current electricity after the second electric capacity 233 filters, It is achieved thereby that alternating current is to galvanic conversion.

Seeing Fig. 1 and Fig. 2, on the basis of above-described embodiment, the high-low pressure in above-described embodiment is changed by the present embodiment A kind of implementation of device 140 has done further detailed description.

Specifically, described converter 140 includes absorbing circuit 241, transformator 242, the first diode 243, Three electric capacity 244, alternating current-direct current controller 245, the first resistance 246；Described absorbing circuit 241 respectively with described AC-DC voltage The outfan of transducer 130, the first input end of described transformator 242, the first input end of described alternating current-direct current controller 245 connect Connect；First outfan of described transformator 242 is connected with the positive pole of described first diode 243, the second of described transformator 242 Outfan is connected and ground connection with described the second end thirdly holding 244；The negative pole of described first diode 243 and described 4th electricity Hold the first end connection of 244, be additionally operable to be connected with the first end of described luminescence component 190；The of described alternating current-direct current controller 245 First end of one outfan and the first resistance 246 connects, and the first outfan of described alternating current-direct current controller 245 is additionally operable to described Second end of luminescence component 190 connects, the second output head grounding of described alternating current-direct current controller 245, described alternating current-direct current controller The S level ground connection of the metal-oxide-semiconductor in 245；Second end ground connection of described first resistance 246.

Absorbing circuit 241 includes that the 4th electric capacity, the second resistance and the second diode, the 4th electric capacity and the second resistor coupled in parallel are even Connect, the first end of the 4th electric capacity, the second resistance the first end respectively with outfan, the transformation of AC-DC electric pressure converter 130 The first input end of device 242, the first input end of alternating current-direct current controller 245 connect at the first junction point, the of the 4th electric capacity Two ends, the second end negative pole with the second diode respectively of the second resistance are connected, the positive pole of the second diode respectively with transformator The D level of the metal-oxide-semiconductor in second input of 242, alternating current-direct current controller 245 connects.

In the present embodiment, the high voltage that AC-DC electric pressure converter 130 is exported by converter 140 The unidirectional current of high voltage, as input, is converted to the unidirectional current of low voltage by unidirectional current by transformator 242.Due to transformation Device 242 is the conversion of the voltage to alternating current, therefore needs to become the unidirectional current of high voltage alternating current before conversion, then carries out turning Change, and after changing, obtain is the alternating current of low voltage, obtains the arteries and veins of low voltage after the rectification of the first diode 243 Dynamic unidirectional current, then the smooth direct current electricity of low voltage is just obtained through the filtering of the 3rd electric capacity 244, thus supply for luminescence component 190 Electricity.In order to protect the metal-oxide-semiconductor in alternating current-direct current controller 245 the most breakdown, AC-DC electric pressure converter 130 is exported relatively High-tension unidirectional current is by inputting the D level of metal-oxide-semiconductor again after absorbing circuit 241.The output termination first of alternating current-direct current controller 245 Resistance 246, provides feedback current for alternating current-direct current controller 245, when feedback current is more than luminescence component 190 running current, Alternating current-direct current controller 245 reduces voltage output, and when feedback current is less than luminescence component 190 running current, alternating current-direct current controls Device 245 increases voltage output, provides stable running current for luminescence component 190.So that converter 140 is real Show the unidirectional current unidirectional current conversion to low voltage of high voltage, additionally, be also adjusted to by the unidirectional current of low voltage The scope matched with the current operating conditions of luminescence component 190.

Fig. 3 for this utility model provide can the schematic diagram three of delay lighting circuit.See Fig. 1 and Fig. 3, at above-mentioned Fig. 1 On the basis of embodiment, the another kind of implementation of the converter 140 in above-described embodiment is entered by the present embodiment The detailed description of one step.The specific implementation of the AC-DC electric pressure converter 130 of the present embodiment, can be found in above-mentioned Fig. 2 real Executing the description of example, here is omitted for the present embodiment.

Converter 140 includes alternating current-direct current controller 341, the first resistance 342, transformator 343, diode 344, Three electric capacity 345；

In the input of alternating current-direct current controller 341, alternating current-direct current controller 341, the D level of metal-oxide-semiconductor connects at the first junction point Connecing, in alternating current-direct current controller 341, the S level of metal-oxide-semiconductor is connected with the first end, the negative pole of diode 344 of the first resistance 342 respectively, First outfan of alternating current-direct current controller 341 is connected with the second end, the input of transformator 343 of the first resistance 342 respectively, hands over Second output head grounding of DC controller 341；The outfan of transformator 343 and the first end of the 3rd electric capacity 345 connect, and also use It is connected in the first end with luminescence component 190；The positive pole of diode 344 and the second end of the 3rd electric capacity 345 connect and ground connection.

In the present embodiment, the metal-oxide-semiconductor in alternating current-direct current controller 341 plays inductance and change as switching tube, transformator 343 Depressor dual function.During metal-oxide-semiconductor conducting, transformator 343 stores energy as inductance, and the 3rd electric capacity 345 charges.Metal-oxide-semiconductor ends Time, transformator 343 can not suddenly change as inductance energy, and polarity of voltage reversion starts electric discharge, provides voltage for luminescence component 190.

Fig. 4 for this utility model provide can the schematic diagram one of delay lighting device.What this utility model provided can time delay Illuminator can be used in family each place needing Delayed illumination, such as, parlor, room, toilet, corridor etc..Such as Fig. 4 institute Showing, this can include luminescence component 402 and can delay lighting circuit plate 404 by delay lighting device.Wherein, can delay lighting circuit plate Arrange on 404 just like Fig. 1 to Fig. 3 can delay lighting circuit, luminescence component 402 with can electrically connect by delay lighting circuit plate 404.

Can also include by delay lighting device: Lamp cup 406, lamp holder 407, radiator 403 and light cover 401, wherein, can time delay Lighting circuit plate 404 is arranged in Lamp cup 406, and the closed end of Lamp cup 406 is connected with lamp holder 407.The opening of Lamp cup 406 is arranged Having luminescence component 402, light cover 401 lid to be located at the outside of luminescence component 402, radiator 403 is arranged on luminescence component 402 and can prolong Time lighting circuit plate 404 between.Luminescence component 402 is specially light emitting diode.

In the present embodiment, lamp holder 407 can pass through respective helix alignment with Lamp cup 406 and tighten.Energy storage electric discharge dress Put 405 with can electrically connect by the mode such as welding by delay lighting circuit plate 404.Radiator 403 is arranged on luminescence component 402 And screw specifically can be used to be fixed on luminescence component 402 radiator 403 with right between delay lighting circuit plate 404 Luminescence component 402 dispels the heat.Luminescence component 402 with can be electrically connected by wire by delay lighting circuit plate 404.Light cover 401 can be by being spirally connected or snapping connection with Lamp cup 406.Luminescence component 402 uses the luminescence two that life-span length, heat production are low and energy-conservation Pole is managed.

What this utility model provided can delay lighting device, it is achieved that the energy storage electric discharge device several seconds when controlling switch Guan Bi Inside completing charges and carry out time delay for luminescence component in controlling a period of time after switching off powers, by energy storage electric discharge dress Put with can be connected by delay circuit on delay circuit plate, radiator is connected with luminescence component, luminescence component with can delay circuit Can delay circuit electrical connection be placed in Lamp cup on plate, light cover is radiated on this Lamp cup, and Lamp cup is connected with lamp holder, constitutes self Possess can delayed ligh function can delay lighting device, owing to energy storage electric discharge device life-span length, charging are fast so that this can time delay Illuminator life-span length, energy-conservation, can delay function stable, and only coordinate can use with general control switch.

It will be understood by those skilled in the art that the present embodiment provides can be only and schematically propose by delay lighting device A kind of illuminator, during implementing, this can be also applied in other illuminator, with shape by delay lighting circuit One-tenth can delay lighting device, for can the specific implementation of delay lighting device, the present embodiment is not particularly limited herein.

Last it is noted that various embodiments above is only in order to illustrate the technical solution of the utility model, rather than it is limited System；Although being described in detail this utility model with reference to foregoing embodiments, those of ordinary skill in the art should Understand: the technical scheme described in foregoing embodiments still can be modified by it, or to the most some or all of Technical characteristic carries out equivalent；And these amendments or replacement, do not make the essence of appropriate technical solution depart from this practicality new The scope of type each embodiment technical scheme.

Claims (10)

1. one kind can delay lighting circuit, it is characterised in that be used for controlling luminescence component, described can the input of delay lighting circuit Hold and be connected with external electrical network by control switch；Described can include by delay lighting circuit: AC-DC electric pressure converter, just Pressure converter, voltage detecting circuit, voltage-current converter circuit, electric capacity charge controller and energy storage electric discharge device；Wherein

Described AC-DC electric pressure converter is connected with described converter, and described converter is used for and luminescence Assembly connects；

Described AC-DC electric pressure converter is connected with described voltage detecting circuit, electric capacity charge controller the most respectively, described electricity Pressure testing circuit is connected with described voltage-current converter circuit, described energy storage electric discharge device the most respectively, described energy storage electric discharge device Being connected with described electric capacity charge controller, described voltage-current converter circuit the most respectively, described voltage-current converter circuit is also used In being connected with described luminescence component；

Described voltage detecting circuit is used for detecting whether described AC-DC electric pressure converter exports DC voltage, if it is not, then To described voltage-current converter circuit output switch closure signal；

Described voltage-current converter circuit, for after the switch closure signals receiving the output of described voltage detecting circuit, closes Power switch meets pre-conditioned voltage and/or electric current to control described energy storage electric discharge device to the offer of described luminescence component；

Described electric capacity charge controller is for when described AC-DC electric pressure converter output DC voltage, to described energy storage Electric discharge device is charged.

The most according to claim 1 can delay lighting circuit, it is characterised in that described energy storage electric discharge device is super capacitor Device.

The most according to claim 1 can delay lighting circuit, it is characterised in that described voltage detecting circuit is additionally operable in inspection When measuring the output voltage of described energy storage electric discharge device less than preset value, disconnect to described voltage-current converter circuit output switch Signal；

Described voltage-current converter circuit is additionally operable to after switching off signal described in receiving, and disconnects described power switch.

The most according to claim 1 can delay lighting circuit, it is characterised in that described AC-DC electric pressure converter bag Include filter circuit, rectifier bridge and the second electric capacity；

Described filter circuit includes the first inductance and the first electric capacity, and described first electric capacity is in parallel with external electrical network, described first electricity First end of sense is connected with the first end of described first electric capacity, and the second end of described first inductance is handed over the first of described rectifier bridge Stream input connects, and the second ac input end of described rectifier bridge is connected with the second end of described first electric capacity；

First end of described second electric capacity also with the first DC output end, the input of described converter of described rectifier bridge End connects at the first junction point, and the second end of described second electric capacity is also connected also with the second DC output end of described rectifier bridge Ground connection.

The most according to claim 4 can delay lighting circuit, it is characterised in that described converter includes absorbing electricity Road, transformator, the first diode, the 3rd electric capacity, alternating current-direct current controller, the first resistance；

Described absorbing circuit respectively with the outfan of described AC-DC electric pressure converter, the first input end of described transformator, The first input end of described alternating current-direct current controller connects；

First outfan of described transformator is connected with the positive pole of described first diode, the second outfan of described transformator with Described the second end thirdly held connects and ground connection；

The negative pole of described first diode is connected with the first end of described 4th electric capacity, is additionally operable to and the first of described luminescence component End connects；

First outfan of described alternating current-direct current controller and the first end of the first resistance connect, the first of described alternating current-direct current controller Outfan is additionally operable to and the three-terminal link of described luminescence component, the second output head grounding of described alternating current-direct current controller, described The S level ground connection of the metal-oxide-semiconductor in alternating current-direct current controller；

Second end ground connection of described first resistance.

The most according to claim 5 can delay lighting circuit, it is characterised in that described absorbing circuit include the 4th electric capacity, Second resistance and the second diode, described 4th electric capacity is connected with described second resistor coupled in parallel, the first end of described 4th electric capacity, First end of described second resistance respectively with the outfan of described AC-DC electric pressure converter, described transformator first defeated Enter end, the first input end of described alternating current-direct current controller connects at described first junction point, the second end of described 4th electric capacity, Second end of described second resistance negative pole with described second diode respectively is connected, the positive pole of described second diode respectively with The D level of the metal-oxide-semiconductor in the second input of described transformator, described alternating current-direct current controller connects.

The most according to claim 4 can delay lighting circuit, it is characterised in that described converter includes alternating current-direct current Controller, the first resistance, transformator, diode, the 3rd electric capacity；

In the input of described alternating current-direct current controller, described alternating current-direct current controller, the D level of metal-oxide-semiconductor connects at the first junction point, In described alternating current-direct current controller, the S level of metal-oxide-semiconductor is connected with the first end, the negative pole of diode of the first resistance respectively, and described friendship is straight First outfan of stream controller is connected with the second end, the input of transformator of the first resistance respectively, and described alternating current-direct current controls Second output head grounding of device；

The outfan of described transformator and the first end of the 3rd electric capacity connect, and are additionally operable to the first end with described luminescence component even Connect；

The positive pole of described diode and the second end of the 3rd electric capacity connect and ground connection.

The most according to claim 1 can delay lighting circuit, it is characterised in that described luminescence component includes that at least two is sent out Body of light, described voltage-current converter circuit is specifically in the switch opening signal receiving the output of described voltage detecting circuit After, open power switch to control described energy storage electric discharge device and meet pre-conditioned voltage to the offer of at least one luminous body And/or electric current.

9. one kind can delay lighting device, it is characterised in that include luminescence component and can delay lighting circuit plate；Wherein,

Described can arrange on delay lighting circuit plate just like described in any one of claim 1 to 8 can delay lighting circuit, described Luminescence component can electrically connect by delay lighting circuit plate with described.

Device the most according to claim 9, it is characterised in that also include: Lamp cup, lamp holder, radiator and light cover, its In,

Described can be arranged in described Lamp cup by delay lighting circuit plate, the closed end of described Lamp cup is connected with described lamp holder；

The opening of described Lamp cup is provided with described luminescence component, and described light cover lid is located at the outside of described luminescence component, described Radiator be arranged on described light-emitting device and described can be between delay lighting circuit plate.