CN207122778U - Auxiliary power module and LED straight tubes lamp system and LED straight lamp groups - Google Patents
Auxiliary power module and LED straight tubes lamp system and LED straight lamp groups Download PDFInfo
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- CN207122778U CN207122778U CN201720300371.0U CN201720300371U CN207122778U CN 207122778 U CN207122778 U CN 207122778U CN 201720300371 U CN201720300371 U CN 201720300371U CN 207122778 U CN207122778 U CN 207122778U
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Abstract
The utility model proposes a kind of auxiliary power module and LED straight tubes lamp system and LED straight lamp groups.The auxiliary power module is applied to LED lamp, and rectification circuit and LED module are included in the LED lamp, and the auxiliary power module is connected to the pin of the LED lamp, and discharge and recharge is carried out for receiving external drive signal, and based on external drive signal；The auxiliary power module includes energy-storage units and voltage detection circuit, the voltage detection circuit is used to detect the external drive signal on the pin, and decides whether the input for making the energy-storage units offer auxiliary power to the rectification circuit according to detecting result；The energy-storage units are used to provide auxiliary power when external drive signal stops providing or exchange level is less than setting value, allow the LED module based on the auxiliary power and continuous illumination.
Description
The application is the Application No. 201621344288.5 submitted on December 7th, 2016, a kind of entitled LED straight
The divisional application of the utility application of spot.
Technical field
The utility model is related to field of lighting appliances, and in particular to a kind of auxiliary power module and LED straight tube lamp system with
And LED straight lamp groups.
Background technology
LED illumination technology is positive fast-developing and instead of traditional incandescent lamp and fluorescent lamp.Compared to being filled with indifferent gas
For the fluorescent lamp of body and mercury, LED straight lamps need not filling mercury.Therefore, various by seeming traditional fluorescent bulbs and lamp
In family expenses or the illuminator of workplace that the illumination option such as pipe is dominated, LED straight lamps are it is hardly surprising that be increasingly becoming people
Height expect illumination option.The advantages of LED straight lamps the durability comprising lifting and life-span and compared with low power consuming.Therefore,
After considering all factors, application that LED straight lamps will be more and more extensive.
Known LED straight lamps generally comprise fluorescent tube, in fluorescent tube and the circuit board with light source, and located at fluorescent tube two
The lamp holder at end, lamp holder is interior to be provided with power supply, is electrically connected between light source and power supply by circuit board.
Existing LED straight lamps in outside power failure, also can immediately dead electricity so as to no longer luminous.Because externally fed
Often occur suddenly in the case of no advance notice, therefore LED straight lamps can also extinguish in the case of without sign, cause to use
Family is suddenly as dark as a stack of black cats at present, influences routine work and life.
In view of above mentioned problem, the utility model set forth below and embodiment.
The content of the invention
Many embodiments of the summary description herein on " the utility model ".But the vocabulary " the utility model " is only
For some embodiments (in spite of in claim) for describing to disclose in this description, rather than it is possible to
Embodiment complete description.The some embodiments for being described below as each feature or aspect of " the utility model " can not
With mode independence or merge to form a LED straight lamps or a portion.
To solve the above problems, the utility model proposes following technical scheme：
A kind of auxiliary power module, applied to LED lamp, rectification circuit and LED module are included in the LED lamp, it is described
Auxiliary power module is connected to the pin of the LED lamp, for receiving external drive signal, and is based on external drive signal
Carry out discharge and recharge；The auxiliary power module includes energy-storage units and voltage detection circuit, and the voltage detection circuit is used for
Detect the external drive signal on the pin, and decided whether according to detecting result to make the energy-storage units provide auxiliary power
To the input of the rectification circuit；The energy-storage units be used for when external drive signal stop provide or exchange level be less than set
Auxiliary power is provided during definite value, the LED module is based on the auxiliary power and continuous illumination.
Alternatively, battery or super capacitor are included in the energy-storage units.
Alternatively, the power that the auxiliary power module and the external drive signal are provided to the LED module not phase
Together.
Alternatively, the auxiliary power module is arranged in the lamp holder of LED straight lamps, and is connected internally to institute from lamp holder
Pin is stated, uses the external drive signal received on the pin.
Alternatively, in addition to lighting decision circuitry, the lighting decision circuitry are used for receiving point modulating signal, and according to point
The level of modulating signal and the detecting result of voltage detection circuit use to decide whether to make energy-storage units to supply electricity to rear end.
Alternatively, the lighting decision circuitry is the switch electricity being serially connected between the anode of the auxiliary power module and negative terminal
Road, the control terminal receiving point modulating signal of the on-off circuit；When a modulating signal is the first level, the on-off circuit is used for anti-
Ying Yudian modulating signals and turn on, and then in outside drive signal regular supply, through the accessory power supply anode with negative terminal so as to right
The energy-storage units charging；When outside drive signal stops providing or exchange level is less than setting value, the on-off circuit is used
Used in making the energy-storage units provide auxiliary power through the accessory power supply anode and negative terminal to the LED module of rear end；Work as lighting
When signal is the second level, the on-off circuit is used to react on a modulating signal and end.
A kind of LED straight tubes lamp system, the LED straight tubes lamp system include LED straight lamps and lamp socket, wherein：The LED straight tubes
Lamp includes rectification circuit and LED module；Auxiliary power module described in the utility model is provided with the lamp socket.
Alternatively, the lamp socket includes pedestal and connection socket, and power circuit is wherein equipped with pedestal, connects socket
Upper to have the slot corresponding with the pin on LED straight lamps, the auxiliary power module is arranged in the connection socket, and
The power circuit is connected to receive external drive signal.
Alternatively, the connection socket and the auxiliary power module are to be integrated into a modular configuration.
Alternatively, the connection socket is integrally formed with the pedestal；Or the connection socket is that can dismantle
Mode is installed on the pedestal.
Alternatively, the LED straight lamps have two pins；Or the LED straight lamps both ends respectively have 2 pins,
One of pin is suspension joint.
A kind of LED straight lamps group, comprising multiple LED straight lamps and auxiliary power module described in the utility model, wherein,
First pin of each LED straight lamps is connected with each other, the second pin is connected with each other, each LED straight lamps is received identical
External drive signal；The auxiliary power module is in parallel with the first pin, the second pin of each LED straight lamps.
Alternatively, the auxiliary power module is multiple to be arranged in multiple straight lamps in the LED straight lamps group.
Alternatively, the auxiliary power module is one, is arranged in a straight lamp in the LED straight lamps group,
And it is connected with other straight lamps in the LED straight lamps group, to be powered to other straight lamps.
The utility model proposes a kind of auxiliary power module and LED straight tubes lamp system and LED straight lamp groups.Auxiliary electricity
Source module is applied to LED straight lamps, and rectification circuit and LED illumination module, auxiliary power module connection are included in the LED straight lamps
Between two pins of one end of LED straight lamps, carried out for receiving external drive signal, and based on external drive signal
Discharge and recharge；Auxiliary power module includes energy-storage units and voltage detection circuit, and voltage detection circuit is described two for detecting
External drive signal on pin, and decide whether to make energy-storage units offer auxiliary power to rectification circuit according to detecting result
Input；Energy-storage units are used to provide auxiliary power when external drive signal stops providing or exchanges level deficiency, shine LED
Bright module can be based on the auxiliary power and continuous illumination.
The utility model more have above-mentioned non-usual optional mode have further effect hereinafter in conjunction with
Embodiment is illustrated.
Brief description of the drawings
Fig. 1 is to be set according to the LED straight lamps of the utility model embodiment between its both ends lamp holder along lamp plate
Wire schematic diagram；
Fig. 2 is the circuit diagram according to the rectification circuit of the utility model embodiment；
Fig. 3 is the application circuit block schematic diagram according to the power supply module of the LED straight lamps of the utility model embodiment；
Fig. 4 is the configuration schematic diagram in LED straight lamps according to the auxiliary power module of the utility model embodiment；
Fig. 5 is the configuration schematic diagram in lamp socket according to the auxiliary power module of the utility model embodiment；
Fig. 6 is the circuit diagram according to the detection pulse generating module of the utility model embodiment.
Embodiment
The utility model is on the basis of glass lamp, it is proposed that a kind of auxiliary power module and LED straight tube lamp system with
And LED straight lamp groups, to solve the problems, such as to mention in background technology and above mentioned problem.To make above-mentioned mesh of the present utility model
, feature and advantage can become apparent understandable, specific embodiment of the utility model is done specifically below in conjunction with the accompanying drawings
It is bright.The narration of following various embodiments of the utility model merely to explanation and be illustration, be not meant as of the present utility model complete
The utility model is limited to specific embodiment by portion's embodiment.
Need to first illustrate in addition, herein in order to clearly state each utility model feature of this exposure and with multiple implementations
The mode point of example is described as follows with regard to each embodiment.But do not mean that each embodiment is only capable of individually implementing.It is familiar with the skill of this area
Art personnel can design together according to demand from be about to feasible implementation example collocation, or by different embodiments can band change
According to design requirement, voluntarily band changes components/modules.In other words, the embodiment that this case is taught is not limited only to described in the following example
Aspect, also include in the case of feasible, the band between each embodiment/components/modules changes and permutation and combination, in this conjunction
First chat bright.
In the pin design of LED straight lamps, it can be each single pin (totally two pins) of both-end, can also be that both-end is each
The framework of double pins (totally four pins).So entering from the both-end of LED straight lamps in the situation of electricity, both-end can be used each extremely
Lack a pin to receive external drive signal.The wire set between each pin of this both-end be typically referred to as Line or
Neutral wires, and available for the input and transmission of signal.Fig. 1 be according to an embodiment LED straight lamps its both ends lamp holder it
Between along lamp plate (such as bendable circuit soft board) set wire schematic diagram.Referring to Fig. 1, the LED straight lamps of this exposure are in reality
Applying may include fluorescent tube, lamp holder (being not depicted in Fig. 1), lamp plate 2, short circuit board 253 and inductance 526 in example.The lamp tube ends
Respectively there is an at least pin, for receiving external drive voltage.The lamp holder is arranged on the lamp tube ends, and exists as shown in Figure 1
The short circuit board 253 (at least part electronic building brick) of fluorescent tube left end and right-hand member can be respectively in the lamp holder at the both ends.
The lamp plate 2 is arranged in the fluorescent tube, and comprising LED module, and the LED module includes LED unit 632.It is described short
Circuit board 253 electrically connects with the lamp plate 2, and this electrical connection (such as through pad) can include first end point (L) and be used to connect institute
State an at least pin for lamp tube ends, second (+or LED+) and the 3rd end points (- or LED-) be respectively used to described in connection
The both positive and negative polarity of LED unit 632, and the 4th end points (GND or ground) are used to connect reference potential alternatively and typically, institute
State the ground connection mesh that reference potential is defined as the power module of the current potential or the 4th end points system on ground for this LED straight lamp
's.And the system of inductance 526 be serially connected in the 4th end points of the short circuit board 253 of the lamp tube ends between in embodiment
In, inductance 526 can include such as I-shaped inductance (choke inductor or Dual-Inline-Package inductor).
Fig. 2 is referred to, is the circuit diagram according to the rectification circuit of the utility model embodiment.Rectification circuit 610
For bridge rectifier, the first commutation diode 611, the second commutation diode 612, the 3rd commutation diode 613 and are included
Four commutation diodes 614, to carry out full-wave rectification to received signal.The positive pole coupling the of first commutation diode 611
Two rectification output ends 512, negative pole couple the second pin 502.The positive pole of second commutation diode 612 couples the second rectification output end
512, negative pole couples the first pin 501.The positive pole of 3rd commutation diode 613 couples the second pin 502, and negative pole coupling first is whole
Flow output end 511.The positive pole of commutation diode 614 couples the first pin 501, and negative pole couples the first rectification output end 511.
When the signal that the first pin 501, the second pin 502 receive is AC signal, the operation description of rectification circuit 610
It is as follows.When AC signal is in positive half-wave, AC signal is sequentially through the first pin 501, the rectification of commutation diode 614 and first
Flow into after output end 511, and sequentially flowed after the second rectification output end 512, the first commutation diode 611 and the second pin 502
Go out.When AC signal is in negative half-wave, AC signal is sequentially whole through the second pin 502, the 3rd commutation diode 613 and first
Flow into after stream output end 511, and sequentially flowed out after the second rectification output end 512, the second commutation diode 612 and pin 501.
Therefore, no matter AC signal is in positive half-wave or negative half-wave, it is whole that the positive pole of the rectified signal of rectification circuit 610 is respectively positioned on first
Output end 511 is flowed, negative pole is respectively positioned on the second rectification output end 512.Illustrate according to aforesaid operations, rectification circuit 610 exports whole
Signal is full wave rectified signal after stream.
When the first pin 501, the second pin 502 coupling dc source and when receiving direct current signal, the behaviour of rectification circuit 610
It is described as follows.When the first pin 501 couples the anode of dc source and the second pin 502 couples the negative terminal of dc source,
Direct current signal sequentially flows into after the first pin 501, the rectification output end 511 of commutation diode 614 and first, and sequentially through second
Flowed out after rectification output end 512, the first commutation diode 611 and the second pin 502.When the first pin 501 couples dc source
Negative terminal and the second pin 502 coupling dc source anode when, AC signal is sequentially through the second pin 502, the 3rd rectification two
Flowed into after the rectification output end 511 of pole pipe 613 and first, and sequentially through the second rectification output end 512, the second commutation diode 612
Flowed out with after the first pin 501.Similarly, it is whole no matter how direct current signal inputs through the first pin 501, the second pin 502
The positive pole of the rectified signal of current circuit 610 is respectively positioned on the first rectification output end 511, and negative pole is respectively positioned on the second rectification output end
512。
Therefore, no matter the received signal of rectification circuit 610 in the present embodiment is AC signal or direct current signal,
Correct output rectified signal.
Fig. 3 is referred to, Fig. 3 is the application circuit according to the power supply module of the LED straight lamps of the utility model embodiment
Block schematic diagram.The LED straight lamps of the present embodiment include the first rectification circuit 510, filter circuit 520, LED illumination module 530
And auxiliary power module 2710.The LED illumination module 530 of the present embodiment can only include LED module or including drive circuit with
LED module, the utility model are not limited.The auxiliary power module 2710 of the present embodiment be connected to the first pin 501 with
Between second pin 502, use and receive external drive signal, and the action of discharge and recharge is carried out based on external drive signal.
Wherein, auxiliary power module 2710 includes energy-storage units and voltage detection circuit, and voltage detection circuit can detect the first pin
501 and the second external drive signal on pin 502, and decided whether according to detecting result to make energy-storage units provide auxiliary power
To the input of rectification circuit 510.When external drive signal stops providing or exchanges level deficiency, auxiliary power module 2710
Energy-storage units provide auxiliary power, allow LED illumination module 530 based on the auxiliary power that auxiliary energy storage unit is provided and
Continuous illumination.In actual applications, it is described to utilize battery or super capacitor etc. to provide the energy-storage units of auxiliary power
Energy storage component is implemented, but the utility model is not limited.
In an exemplary embodiment, it is bright with being lighted by auxiliary power that LED module is driven externally the brightness that signal is lighted
Degree is different.Thereby, user can be when observing that lighting tube brightness changes, and the problem of having had found that it is likely that external power source abnormal electrical power supply is sent out
It is raw, so that queueing problem as quickly as possible.In other words, the auxiliary power module 2710 of the present embodiment can occur by outside drive signal
When abnormal, there is provided the power auxiliary power different from external drive signal uses to LED module, so as to make LED module have not
With brightness, using as external drive signal whether the instruction of normal supply.For example, in the present embodiment, LED module is worked as
It is when being lighted according to external drive signal, its brightness may be, for example, 1600-2000 lumens；When LED module is according to accessory power supply
When the auxiliary power that module 2710 is provided is lighted, its brightness may be, for example, 200-250 lumens.From auxiliary power module 2710
From the point of view of angle, in order to allow LED module that there is the brightness of 200-250 lumens, the output work of auxiliary power module 2710 when lighting
Rate can be, for example, 1 watt to 5 watts, but the utility model is not limited.In addition, the energy storage component in auxiliary power module 2710
Capacitance may be, for example, 1.5 watts of hours to 7.5 watts more than hour, use make LED module can be based on auxiliary power and in brightness
Persistently lighted more than 90 minutes under 200-250 lumens, but the utility model is equally not limited.
From the perspective of structure, as shown in figure 4, Fig. 4 is the auxiliary power module according to the utility model embodiment
Configuration schematic diagram in fluorescent tube.In the present embodiment, described auxiliary power module 2710 such as previous embodiment except can match somebody with somebody
Outside putting in the lamp vessel 1, it can also be configured in lamp holder 3.Under this configuration, auxiliary power module 2710 can be from lamp holder
3 are connected internally to corresponding first pin position 501 and crus secunda position 502, use reception and provide to the first pin position 501 and crus secunda position
External drive signal on 502.For auxiliary power module 2710 is placed in into the configuration in fluorescent tube 1, due to this implementation
Example auxiliary power module 2710 be disposed in the lamp holder 3 of the both sides of fluorescent tube 1, therefore can apart from the LED module in fluorescent tube 1 compared with
Far so that the caused heat energy in discharge and recharge of auxiliary power module 2710 is less susceptible to influence the running of LED module and luminous effect
Energy.
In another embodiment, the auxiliary power module 2710 also may be provided at the lamp socket corresponding with LED straight lamps
In, as shown in figure 5, Fig. 5 is the configuration schematic diagram in lamp socket according to the auxiliary power module of the utility model embodiment.Lamp
Seat 1_LH includes pedestal 101_LH and connection socket 102_LH, power circuit is wherein equipped with pedestal 101_LH, and fit
In it is sealed/conform on the fixed object such as metope or ceiling.Connecting on socket 102_LH has and the pin on LED straight lamps
(such as the first pin 501 and the second pin 502) corresponding slot, wherein slot mutually can electrically connect with corresponding power circuit
Connect.In the present embodiment, it can be integrally formed with pedestal 101_LH to connect socket 102_LH, or is removably installed up to base
On seat 101_LH, the utility model is not limited.
When LED straight lamps load onto lamp socket 1_LH, the pin on both ends lamp holder 3 can plug to corresponding connection socket respectively
In 102_LH slot, use and be electrically connected with corresponding power circuit, it is corresponding to make external drive signal may be provided to
On pin.In the present embodiment, auxiliary power module 2710 is provided in connection socket 102_LH, and connects power circuit
To receive external drive signal.By taking the configuration of left side lamp holder 3 as an example, when the first pin 501 and the second pin 502 are plugged to left side
When connecting socket 102_LH slot, auxiliary power module 2710 can be electrically connected with the first pin 501 by slot and be connect with second
Pin 502, and then realize that the connection such as Fig. 3 configures.
For auxiliary power module 2710 is placed in into the embodiment in lamp holder 3, because connection socket 102_LH can
It is designed as removably configuring, therefore in an exemplary embodiment, connection socket 102_LH and auxiliary power module 2710 can be with
A modular configuration is integrated into, so as to when auxiliary power module 2710 breaks down or the life-span uses up, through replacing
Modular connection socket 102_LH takes on new auxiliary power module 2710 to be continuing with, whole without replacing
LED straight lamps.In other words, the configuration of the present embodiment is except with can reduce heat energy pair caused by auxiliary power module 2710
Outside the advantages of LED module influences, it more can pass through modular design and make the replacing of auxiliary power module 2710 more simple
Just, without changing whole branch LED straight lamps because of the generation problem of auxiliary power module 2710, put forward the durability of LED straight lamps
It is high.
Fig. 3 to Fig. 5 embodiments configuration in addition to it can be applicable to the emergency power supply of single fluorescent tube and supply, it equally can be with
Apply under more fluorescent tubes framework in parallel to provide emergent auxiliary power.Specifically, in the parallel connection of multiple LED straight lamps
Under framework, the corresponding pin of each LED straight lamps can be connected with each other, uses and receives identical external drive signal.For example, respectively
First pin 501 of LED straight lamps can be connected with each other, and the second pin of each LED straight lamps can be connected with each other, with such
Push away.Herein under configuration, auxiliary power module 2710 can be equivalent to be connected on the pin of every LED straight lamps of parallel connection.
Therefore, as long as the power output of auxiliary power module 2710 lights all LED straight lamps in parallel enough, you can in external power source
When generation is abnormal (that is, external drive signal can not regular supply), there is provided auxiliary power lights all LED straight lamps in parallel
As emergency lighting.In actual applications, if by taking 4 LED straight lamps framework in parallel as an example, auxiliary power module 2710 can
Be designed as having capacitance be 1.5 watts of hours be 1 watt to 5 watts with power output to 7.5 watts of hours energy-storage units.In this specification
Beneath, when auxiliary power module 2710 provides auxiliary power to light LED module, light fixture integrally can at least have 200-250
The brightness of lumen, and sustainable light 90 minutes.
Under the light fixture framework of more fluorescent tubes, the present embodiment can set accessory power supply in a wherein fluorescent tube for light fixture
Module, or auxiliary power module is set in more fluorescent tubes of light fixture, wherein the fluorescent tube configuration side considered for optical uniformity
Formula is equally applicable in the present embodiment.Even if the present embodiment only has single fluorescent tube to be provided with auxiliary power module, it still can pass through
Auxiliary power module is to other lamp tube power supplies.
It should be noted herein that although explanation herein is illustrated by taking 4 LED straight lamp parallel configurations as an example, this
Art personnel are after above-mentioned explanation is considered in light of actual conditions, it should be appreciated that how LED straight lamps at 2,3 or more than 4 are in parallel
Under framework, implemented from suitable energy-storage units, as long as therefore auxiliary power module 2710 can supply electricity to branched parallel connection simultaneously
One of LED straight lamps or multiple, auxiliary power can be reacted on LED straight lamps corresponding to order and there is certain luminance
Embodiment aspect, come under the scope described by the present embodiment.
In another exemplary embodiment, Fig. 3 auxiliary power module 2510,2610,2710 can be according further to a lighting
Signal uses to decide whether to provide auxiliary power to LED straight lamps.Specifically, described modulating signal can be that reaction lamp is opened
Close an indication signal of switching state.For example, the level of described modulating signal can be adjusted according to the switching of lamp switch
For the first level (being, for example, high logic level) or second level different from the first level (being, for example, low logic level).When making
When lamp switch is switched to the position lighted by user, described modulating signal can be adjusted to the first level；When user is by lamp switch
When switching to the position of closing, described modulating signal can be adjusted to the second level.In other words, when a modulating signal is the first level
When, i.e., indicator light switch is switched to the position lighted；When a modulating signal is the second level, i.e., indicator light switch is switched to
The position of closing.Wherein, putting producing for modulating signal can realize by the circuit of a detecting lamp switch switching state.
In another exemplary embodiment, auxiliary power module 2510,2610,2710 can also include a lighting decision circuitry,
It decides whether to make to receiving point modulating signal according to the level of a modulating signal and the detecting result of voltage detection circuit
Energy-storage units supply electricity to rear end use.Specifically, the detecting result of level and voltage detection circuit based on a modulating signal can
There can be following three state：(1) modulating signal is put normally to provide for the first level and external drive signal；(2) modulating signal is put as the
One level and external drive signal stop providing or exchange level deficiency；And (3) point modulating signal is the second level and outside drive
Dynamic signal stops providing.Wherein, state (1) is that user opens lamp switch and the normal situation of external power source power supply, state (2)
Lamp switch is opened for user but exception occurs for externally fed, state (3) is that user's closing lamp switch causes external power source quilt
Stop providing.
In this exemplary embodiment, state (1) and state (3) come under normal state, i.e., when user turns on light outside
External power source stops providing when power supply normally provides and user turns off the light.Therefore, under state (1) and state (3), auxiliary
Power module will not provide auxiliary power to rear end.In particular, lighting decision circuitry can be according to state (1) and state (3)
Judged result, make energy-storage units not to rear end power.Wherein, under state (1) it is directly inputted into by external drive signal
Rectification circuit 510, and external drive signal charges to energy-storage units；It is that external drive signal stops providing under state (3),
Therefore energy-storage units are not charged.
Under state (2), its represent user when turning on light external power source not normal power supply to LED straight lamps, so when
Lighting decision circuitry can make energy-storage units power rear end so that the base of LED illumination module 530 according to the judged result of state (2)
Lighted in the auxiliary power that energy-storage units are provided.
Base this, under the application of the lighting decision circuitry, LED illumination module 530 can have three sections of different brightness
Change.When first paragraph is external power source normal power supply, LED illumination module 530 have the first brightness (such as 1600-2200 stream
It is bright), second segment is the non-normal power supply of external power source and changed when being powered with auxiliary power that LED illumination module 530 has the second brightness
(such as 200-250 lumens), the 3rd section is that user voluntarily closes power supply so that external power source is not provided with to LED straight lamps,
Now LED illumination module 530 has the 3rd brightness (not lighting LED module).
In particular, from the point of view of Fig. 6 embodiments of arranging in pairs or groups, the lighting decision circuitry may be, for example, to be serially connected in accessory power supply just
On-off circuit (not illustrating) between end 2611 and accessory power supply negative terminal 2612, the control terminal of the on-off circuit receive lighting letter
Number.Wherein, when a modulating signal is the first level, the on-off circuit can react on a modulating signal and turn on, and then in outside
During drive signal regular supply, energy-storage units 2613 are charged (shape through accessory power supply anode 2611 and accessory power supply negative terminal 2612
State 1)；Or when outside drive signal stops providing or exchanges level deficiency, energy-storage units 2613 are made through accessory power supply anode
2611 provide auxiliary power with accessory power supply negative terminal 2612 uses (state to the LED illumination module 530 or LED module 630 of rear end
2).On the other hand, when a modulating signal is the second level, the on-off circuit can react on a modulating signal and end, and be now
Just external drive signal stops providing or exchange level deficiency, energy-storage units 2613 also will not provide auxiliary power to rear end.
Fig. 6 is referred to, is the circuit diagram according to the detection pulse generating module of the utility model embodiment.Detection
Pulse generating module 2640 include electric capacity 2642 (or first capacitor), 2645 (or second capacitors) and 2646 (or
3rd capacitor), resistance 2643 (or first resistor device), 2647 (or second resistance devices) and 2648 (or 3rd resistors
Device), buffer (buffer) 2644 (or first buffer) and 2651 (or second buffers), reverser 2650, two poles
Pipe 2649 (or being the first diode) and OR gate (OR gate) 2652 (or being the first OR gate).In use or operation,
Electric capacity 2642 and resistance 2643 are series at a driving voltage (such as referred to as VCC, and often being ordered as a high levle) and with reference to electricity
Between position (herein using the current potential on ground as embodiment), its tie point couples the input of buffer 2644.Resistance 2647 couples
In a driving voltage (can be described as VCC) and the input of reverser 2650.Resistance 2648 is coupled to the input of buffer 2651
And one between reference potential (herein using the current potential on ground as embodiment).The positive ending grounding of diode, negative terminal are also coupled to buffer
2651 input.One end of electric capacity 2645 and 2646 one end couple the output end of buffer 2644 jointly, electric capacity 2645
The other end connects the input of reverser 2650, and the other end of electric capacity 2646 then couples the input of buffer 2651.Reversely
The input of the output end of device 2650 and the output end coupling OR gate 2652 of buffer 2651.It is noted that this says in this case
In bright book, current potential its " high levle " is relative to for another current potential in circuit or certain reference potential with " low level "
(can be described as " high level " and " low level " sometimes), and again can be respectively as " logic high levle " and " logic low level ".
When LED straight lamps one end lamp holder insertion lamp socket and other end lamp holder human body in electrical contact or LED straight lamps it is double
When end lamp holder inserts lamp socket, LED straight lamps are powered.Now, installation detecting module enters detection-phase.Electric capacity 2642 and resistance
2643 tie point level is at the beginning high (being equal to driving voltage VCC), is gradually reduced after with the time, is finally down to zero.It is slow
The input coupling capacitance 2642 of device 2644 and the tie point of resistance 2643 are rushed, therefore exports high levle signal at the beginning, and
When the tie point level of electric capacity 2642 and resistance 2643 is down to low logic and judges level, low level signal is changed into.It is it is, slow
Rush device 2644 and produce an input pulse signal, persistently maintain low level (stopping exporting the input pulse signal) afterwards.It is described
The pulse width of input pulse signal is equal to (initial setting) time cycle, and the time cycle is by the appearance of electric capacity 2642
Value and the resistance of resistance 2643 determine.
In the description of this case, although the name for the functional property of each modules/circuits, those skilled in the art should
It can be appreciated that according to different circuit designs, same circuit unit, which can be considered, different functions, that is, different modules/circuits
Same circuit unit may can be shared to realize its other circuit function.Therefore this case functional name and be not used to limit
Fixed specific circuit unit is only capable of including in specific modules/circuits, is first chatted in this conjunction bright.
In summary, above-described embodiment has been taught using Electronic Control and the mode of detecting to realize electrocution-proof protection.Phase
For the technology of protection against electric shock is carried out using the action of mechanical structure, because the control of electronic type does not have with method for detecting
The problem of mechanical fatigue, is present, and also helps modularization, the design of miniaturization.Therefore the anti-of fluorescent tube is carried out using electronic signal to touch
Electric protection can have preferable reliability and service life.
In such scheme, it is single-ended enter the pin that refers to from one end lamp holder of LED straight lamps of electricity be electrically connected to external drive
Signal, both-end enter the pin that electricity refers to from the both ends lamp holder of LED straight lamps and are electrically connected to external drive signal.
In power supply module design, in some embodiments, it is contemplated that the power of power supply module and the size of lamp holder, by certain
One power power-supply module is fabricated to 2 small power supply modules (it is cumulative and is predetermined power), is separately positioned on LED straight lamps two
In the lamp holder of side.
In power supply module design, described external drive signal can be low-frequency ac signal (such as：Civil power is carried
For), high frequency ac signal (such as：Electric ballast is provided) or direct current signal is (by accessory power supply mould such as：Battery is carried
For).
Described external drive signal be low-frequency ac signal (such as：Civil power is provided) or direct current signal (such as：Battery
There is provided) LED straight lamps can be applied to both-end enter electricity (wiring) mode, can also support wherein one end using as it is single-ended enter electricity
I.e. at this moment LED straight lamps support single-ended or both-end to enter electricity to (wiring) mode of (power supply), while LED straight lamps apply also for answering
The occasion suddenly illuminated, at this moment LED straight lamps need connect auxiliary power module.
In the auxiliary power module design of power supply module, energy-storage units can be battery or super capacitor, with LED module
It is in parallel.Auxiliary power module is suitable for inclusion in the LED illumination module design of drive circuit.
When LED straight lamps enter (wiring) mode of electricity applied to both-end, installation detecting module is configured with LED straight lamps,
To reduce the risk of leakage current.
In addition, " above " that above-described embodiment refers to refers to the light direction of light source, namely the face on lamp plate where light source is
Above, and back to light source lamp plate for " below "." above " and " following " are merely to clearly illustrate this with reference to accompanying drawing
Utility model, it is not to being provided with pad above limitation of the present utility model, such as the lamp plate, being not to say that lamp plate can only
Pad is provided with above, it is understood that the wherein at least one side of lamp plate is provided with pad.It is " soft board " described in the utility model and " hard
Plate " is also that comparatively i.e. hardboard is not necessarily referring to the hard plate of material with respect to being hardboard for soft board.
When direct current signal is as external drive signal, the power supply module of LED straight lamps can omit rectification circuit.
In the rectification circuit design of power supply module, the first rectification unit and the second rectification unit point in double rectification circuits
Pin not with configuring in the both ends lamp holder of LED straight lamps couples.Double rectification units are applied to the driving framework of Double-End Source.And
And when being configured with an at least rectification unit, go for the driving of low-frequency ac signal, high frequency ac signal or direct current signal
Environment.
Double rectification units can be double half-wave rectification circuit, double-full-bridge rectifier circuit or half-wave rectifying circuit and full-bridge rectification
The combination of circuit each one.
Can be each single pin (totally two pins) of both-end, each double pins of both-end in the pin design of LED straight lamps
The framework of (totally four pins).Under the framework of each single pin of both-end, the rectification circuit design of single rectification circuit is applicable to.
Under the framework of each double pins of both-end, the rectification circuit design of double rectification circuits is applicable to, and uses each any pin of both-end
Or any single-ended double pins receive external drive signal.
In the filter circuit design of power supply module, can have Single Capacitance or π type filter circuits, after filtering out rectification
Radio-frequency component in signal, and the direct current signal for providing low ripple is filtered signal.Filter circuit can also include LC and filter
Circuit, so that high impedance is presented to specific frequency.Furthermore filter circuit can also include the filter being coupled between pin and rectification circuit
Ripple unit, to reduce the electromagnetic interference caused by the circuit of LED.When direct current signal is as external drive signal, LED straight tubes
The power supply module of lamp can omit filter circuit.
In the LED illumination module design of power supply module, comprising LED module or LED module and driving only can be included
Circuit.To ensure that the voltage in LED illumination module is unlikely overvoltage can also be occurred for mu balanced circuit and LED illumination wired in parallel.
Mu balanced circuit can be voltage clamping circuit, such as：Zener diode, bi-directional voltage stabilizing pipe etc..When rectification circuit includes condenser network,
An electric capacity can be connected two-by-two between in a pin at each end of both-end and a pin of the other end, to be carried out with condenser network
Partial pressure acts on and is used as mu balanced circuit.
In only the design of LED module is included, when high frequency ac signal is as external drive signal, an at least rectified current
Road includes condenser network (that is, comprising more than one electric capacity), connects, makes with the full-bridge in rectification circuit or half-wave rectifying circuit
Condenser network is equivalent to impedance as current regulating circuit and to adjust the electric current of LED module under high frequency ac signal.Thereby,
When different electric ballasts provides the high frequency ac signal of different voltages, the electric current of LED module can be adjusted in default
The unlikely situation that excessively stream occurs in current range.Furthermore it is possible to additionally energy circuit is released in increase, and it is in parallel with LED module, in outside
Drive signal stops after providing, aid in by filter circuit release can, caused by reducing filter circuit or other circuits
Resonance causes the situation of LED module flashing.In comprising LED module and drive circuit, drive circuit can be that direct current turns
DC boosting change-over circuit, DC-DC decompression converting circuit or DC-DC lifting voltage conversion circuit.Drive circuit system
The electric current of LED module to be stablized in setting electric current value, can also be heightened according to the high or low of external drive signal come corresponding
Or turn down setting electric current value.Furthermore it is possible to additionally increase mode selector switch between LED module and drive circuit, make electric current
LED module is directly inputted by filter circuit or LED module is inputted after overdrive circuit.
Furthermore it is possible to additionally increase protection circuit to protect LED module.Protection circuit can detect the electric current of LED module
And/or voltage starts corresponding excessively stream or overvoltage protection to correspond to.
In the LED module design of power supply module, it is (that is, single that LED module can include the multi-string LED component being connected in parallel to each other
One LED chip, or the LED groups of multiple LED modules with different colors chips composition) to go here and there, the LED component in each LED component string can be each other
Connect and form netted connection.
That is, features described above can be made to arbitrary permutation and combination, and for the improvement of LED straight lamps, to continue
Improve applicant previously proposed CN 105465640, CN 205424492, CN 106015996, CN 105472836 it is single or
Its deficiency combined, there is provided safer, it is easier to manufacture and/or characteristic more preferably LED straight lamps.
Claims (14)
1. a kind of auxiliary power module, applied to LED lamp, rectification circuit and LED module, its feature are included in the LED lamp
It is, the auxiliary power module is connected to the pin of the LED lamp, for receiving external drive signal, and based on outer
Portion's drive signal carries out discharge and recharge；The auxiliary power module includes energy-storage units and voltage detection circuit,
The voltage detection circuit is used to detect the external drive signal on the pin, and decides whether to make according to detecting result
The energy-storage units provide input of the auxiliary power to the rectification circuit；
The energy-storage units are used to provide auxiliary power when external drive signal stops providing or exchange level is less than setting value,
The LED module is set to be based on the auxiliary power and continuous illumination.
2. auxiliary power module according to claim 1, it is characterised in that battery or super is included in the energy-storage units
Electric capacity.
3. auxiliary power module according to claim 1, it is characterised in that the auxiliary power module and the outside drive
The power that dynamic signal provides to the LED module differs.
4. auxiliary power module according to claim 1, it is characterised in that it is straight that the auxiliary power module is arranged on LED
In the lamp holder of spot, and the pin is connected internally to from lamp holder, uses the external drive signal received on the pin.
5. auxiliary power module according to claim 1, it is characterised in that also including lighting decision circuitry, the lighting
Decision circuitry is used for receiving point modulating signal, and is determined according to the level of a modulating signal and the detecting result of voltage detection circuit
Energy-storage units whether are made to supply electricity to rear end use.
6. auxiliary power module according to claim 5, it is characterised in that the lighting decision circuitry is that to be serially connected in this auxiliary
The on-off circuit helped between the anode of power module and negative terminal, the control terminal receiving point modulating signal of the on-off circuit；
When a modulating signal is the first level, the on-off circuit is used to react on a modulating signal and turn on, and then is driven in outside
During dynamic signal regular supply, through the accessory power supply anode and negative terminal so as to energy-storage units charging；In outside drive signal
When stopping provides or exchange level is less than setting value, the on-off circuit is used to make the energy-storage units through the accessory power supply anode
Auxiliary power is provided with negative terminal to use to the LED module of rear end；When a modulating signal is the second level, the on-off circuit is used for
React on a modulating signal and end.
A kind of 7. LED straight tubes lamp system, it is characterised in that the LED straight tubes lamp system includes LED straight lamps and lamp socket, wherein：
The LED straight lamps include rectification circuit and LED module；
The auxiliary power module any one of claim 1 to 6 is provided with the lamp socket.
8. LED straight tubes lamp system according to claim 7, it is characterised in that the lamp socket includes pedestal and connection is inserted
Seat, power circuit is wherein equipped with pedestal, connecting on socket has the slot corresponding with the pin on LED straight lamps, institute
State auxiliary power module to be arranged in the connection socket, and connect the power circuit to receive external drive signal.
9. LED straight tubes lamp system according to claim 8, it is characterised in that the connection socket and the accessory power supply
Module is to be integrated into a modular configuration.
10. LED straight tubes lamp system according to claim 8, it is characterised in that it is described connection socket be and the pedestal one
It is body formed；Or the connection socket is to be installed in a manner of it can dismantle on the pedestal.
11. the LED straight tube lamp systems according to any one of claim 7 to 10, it is characterised in that
The LED straight lamps have two pins；
Or the LED straight lamps both ends respectively have 2 pins, one of pin is suspension joint.
12. a kind of LED straight lamps group, it is characterised in that comprising any one of multiple LED straight lamps and claim 1 to 6
Auxiliary power module, wherein,
First pin of each LED straight lamps is connected with each other, the second pin is connected with each other, each LED straight lamps is received phase
Same external drive signal；
The auxiliary power module is in parallel with the first pin, the second pin of each LED straight lamps.
13. LED straight lamps group according to claim 12, it is characterised in that the auxiliary power module is multiple, is set
In multiple straight lamps in the LED straight lamps group.
14. LED straight lamps group according to claim 13, it is characterised in that
The auxiliary power module be one, be arranged in a straight lamp in the LED straight lamps group, and with it is described
Other straight lamps connection in LED straight lamp groups, to be powered to other straight lamps.
Applications Claiming Priority (21)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610044148 | 2016-01-22 | ||
| CN2016100441484 | 2016-01-22 | ||
| CN2016100858952 | 2016-02-15 | ||
| CN201610085895 | 2016-02-15 | ||
| CN2016100876274 | 2016-02-16 | ||
| CN201610087627 | 2016-02-16 | ||
| CN201610098424 | 2016-02-23 | ||
| CN2016100984245 | 2016-02-23 | ||
| CN2016101325137 | 2016-03-09 | ||
| CN201610132513 | 2016-03-09 | ||
| CN201610452437 | 2016-06-20 | ||
| CN2016104524378 | 2016-06-20 | ||
| CN2016108783494 | 2016-10-08 | ||
| CN201610878349 | 2016-10-08 | ||
| CN201610975119 | 2016-11-03 | ||
| CN201610975119X | 2016-11-03 | ||
| CN201611057357 | 2016-11-25 | ||
| CN2016110573579 | 2016-11-25 | ||
| CN2016111087239 | 2016-12-06 | ||
| CN201611108723 | 2016-12-06 | ||
| CN201621344288.5U CN206386705U (en) | 2016-01-22 | 2016-12-07 | A kind of LED straight lamps |
Related Parent Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201621344288.5U Division CN206386705U (en) | 2016-01-22 | 2016-12-07 | A kind of LED straight lamps |
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| Publication Number | Publication Date |
|---|---|
| CN207122778U true CN207122778U (en) | 2018-03-20 |
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ID=61427652
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201720344510.XU Active CN207005797U (en) | 2016-01-22 | 2016-12-07 | LED straight tube lamp systems |
| CN201720300371.0U Active CN207122778U (en) | 2016-01-22 | 2016-12-07 | Auxiliary power module and LED straight tubes lamp system and LED straight lamp groups |
Family Applications Before (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201720344510.XU Active CN207005797U (en) | 2016-01-22 | 2016-12-07 | LED straight tube lamp systems |
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2023030535A1 (en) * | 2021-09-06 | 2023-03-09 | 嘉兴山蒲照明电器有限公司 | Led lamp |
-
2016
- 2016-12-07 CN CN201720344510.XU patent/CN207005797U/en active Active
- 2016-12-07 CN CN201720300371.0U patent/CN207122778U/en active Active
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| CN207005797U (en) | 2018-02-13 |
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