CN107105545A - The LED that replaceable fluorescent tube directly works with high frequency ballast transforms lamp - Google Patents
The LED that replaceable fluorescent tube directly works with high frequency ballast transforms lamp Download PDFInfo
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- CN107105545A CN107105545A CN201710371299.5A CN201710371299A CN107105545A CN 107105545 A CN107105545 A CN 107105545A CN 201710371299 A CN201710371299 A CN 201710371299A CN 107105545 A CN107105545 A CN 107105545A
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- H—ELECTRICITY
- H05—ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
- H05B—ELECTRIC HEATING; ELECTRIC LIGHT SOURCES NOT OTHERWISE PROVIDED FOR; CIRCUIT ARRANGEMENTS FOR ELECTRIC LIGHT SOURCES, IN GENERAL
- H05B45/00—Circuit arrangements for operating light-emitting diodes [LED]
- H05B45/30—Driver circuits
- H05B45/37—Converter circuits
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Abstract
The present invention discloses the LED transformation lamps that a kind of replaceable fluorescent tube directly works with high frequency ballast, including：LED load, substitutes original fluorescent tube on bracket for fluorescent tube and is illuminated；The first lamp pin and the second lamp pin for being connected to the first lamp of ballast connection terminal, the first rectification circuit, the alternating current that the ballast is exported are converted into direct current, and filter circuit, the unstable voltage that the ballast is exported carries out voltage stabilizing processing；The 3rd lamp pin and the 4th lamp pin for being connected to the second lamp of ballast connection terminal, the second rectification circuit, the alternating current that the ballast is exported are converted into direct current.Fluorescent tube on bracket for fluorescent tube is taken out, LED load is matched into work with the fluorescent lamp ballast in lamp socket, first rectifier and the second rectifier formation bridge joint, high-frequency alternating current is transformed into high-frequency DC, magnitude of voltage now is very unstable, then circuit is filtered processing and realizes voltage regulation result after filtering.
Description
Technical field
The present invention relates to fluorescent lamp renovation technique field, more particularly to a kind of replaceable fluorescent tube is directly and high-frequency ballast
The LED transformation lamps of device work.
Background technology
Fluorescent lamp has become extremely successful light source.They are by large-scale use.People actually now more than 60%
Make what is just produced by fluorescent lamp.However, recent years LED luminescence technologies rapidly develop, and due to LED lamps
High efficiency and they grow service life by LED replace lamp replace fluorescent lamp become attractive.
It is " 201380010771.2 " in Chinese invention patent application number, patent name is " have makes together with ballast
A kind of LED replacement is disclosed in the patent of invention of the LED modification lamps of the bridging condenser of leap rectifier diodes "
Lamp, it includes：The LED loads (LS) of LED containing arranged in series；First lamp end circuit, it includes：For connecting
To the first lamp pin (LP1) and the second lamp pin of the first lamp connection terminal included in the high-frequency florescent lamp ballast
(LP2) ；First rectifier (D1-D4；D1, D2), it is equipped with least one input terminal for being coupled to the second lamp pin
And it is equipped with the first lead-out terminal and the second lead-out terminal, described first of the respective end for being coupled to the LED loads
Rectifier includes at least two diodes, and one of them is shunted by the first capacitor (C1), the second lamp end circuit, and it is wrapped
Include：For be connected to be included in the high-frequency florescent lamp ballast in the second lamp connection terminal the 3rd lamp pin (LP3) with
4th lamp pin (LP4)；Second rectifier (D5-D8, D5, D6), it is equipped with least one for being coupled to the 4th lamp pin
Input terminal and the first lead-out terminal and the second lead-out terminal for being equipped with the respective end for being coupled to the LED loads,
Second rectifier includes at least two diodes, and one of them is shunted by the second capacitor (C2), wherein the first electric capacity
Device and the formation of the second capacitor are coupling in the arranged in series between the second lamp pin and the 4th lamp pin.
The program can realize that LED replaces fluorescent lamp and carries out luminous lighting, improve the service life of LED, still
The LED load of the program only carries out tandem working, and the ballast circuit magnitude of voltage that can adapt to is limited, the fluorescent lamp of many models
Pipe can not be replaced or can not reach the effect of energy-conservation therewith, it is most important that the program is sufficiently complex, realize ratio
More difficult, cost is higher, can not be widely used in actual production process.
The content of the invention
For weak point present in above-mentioned technology, the present invention provides a kind of simple in construction, easy to operate replaceable
The LED that fluorescent tube directly works with high frequency ballast transforms lamp.
In order to achieve the above object, the LED that a kind of replaceable fluorescent tube of the present invention directly works with high frequency ballast changes
Lamp is made, including：
LED load, substitute bracket for fluorescent tube on original fluorescent tube be illuminated, draw LED load the first connection end and
Second connection end of LED load；
Ballast on bracket for fluorescent tube, output high frequency, the constant-current source of high pressure, changes the input voltage and input current in the LED load
Value, coordinates the LED load to be dimmed, and draws the first lamp connection terminal and the second lamp connection terminal；
First lamp end circuit, it includes：
The first lamp pin and the second lamp pin for being connected to the first lamp of ballast connection terminal,
First rectification circuit, the alternating current that the ballast is exported is converted into direct current,
Filter circuit, the unstable voltage that the ballast is exported carries out voltage stabilizing processing,
One end of first rectification circuit is provided with the connecting line for being coupled to the first lamp pin and the second lamp pin, first rectification
The other end of circuit is provided with the connecting line of the first connection end for being coupled to LED load and the second connection end of LED load,
One end of the filter circuit be provided be coupled to LED load the first connection end connecting line, the filter circuit it is another
One end is provided with the connecting line for the second connection end for being coupled to LED load；
Second lamp end circuit, it includes：
The 3rd lamp pin and the 4th lamp pin for being connected to the second lamp of ballast connection terminal,
Second rectification circuit, the alternating current that the ballast is exported is converted into direct current,
One end of second rectification circuit is provided with the connecting line for being coupled to the 3rd lamp pin and the 4th lamp pin, second rectification
The other end of circuit is provided with the connecting line of the first connection end for being coupled to LED load and the second connection end of LED load.
Wherein, the LED load includes the LED light group of a plurality of series connection, and the LED light group of a plurality of series connection is electric in parallel
The connecting line of the first connection end is drawn in connection, LED light group one end in parallel, and the LED light group other end in parallel is drawn second and connected
The connecting line at end.
Wherein, first rectification circuit include the first diode and the second diode, first diode it is defeated
Enter end with the first lamp pin and the second lamp pin to be connected, the output end of first diode and the first connection end phase of LED load
Even；The input of second diode is connected with the second connection end of LED load, the output end of second diode and the
One lamp pin and the second lamp pin are connected.
Wherein, the filter circuit includes capacitor, one end of the capacitor and the first connection end phase of LED load
Even, the other end of the capacitor is connected with the second connection end of LED load.
Wherein, second rectification circuit include the 3rd diode and the 4th diode, the 3rd diode it is defeated
Enter end with the 3rd lamp pin and the 4th lamp pin to be connected, the output end of the 3rd diode and the first connection end phase of LED load
Even；The input of 4th diode is connected with the second connection end of LED load, the output end of the 4th diode and the
Three lamp pins and the 4th lamp pin are connected.
Wherein, the ballast is provided with the main track terminal being connected with live wire, the negative wire terminal being connected with zero line, and with connecing
The connected ground wire terminal of ground wire.
The transformation side that fluorescent tube directly works with high frequency ballast is replaced the invention also discloses a kind of use LED lamp tube
Method, comprises the following steps：
The constant-current source exported according to fluorescent lamp ballast, calculates the series-parallel system of LED lamp tube in LED load, and it is negative to carry out LED
The arrangement of load；
Arrange the first rectification circuit, the second rectification circuit and filter circuit；
First lamp pin, the second lamp pin, the 3rd lamp pin and the 4th lamp pin are provided, and four groups of lamp pins are connected respectively to ballast
Lamp connection terminal；
First rectification circuit is arranged between the first lamp pin, the second lamp pin and LED load；
Second rectification circuit is arranged between the 3rd lamp pin, the 4th lamp pin and LED load；
Filter circuit is arranged between the first rectification circuit and LED load；
The fluorescent tube on bracket for fluorescent tube is taken out, the first lamp pin, the second lamp pin, the 3rd lamp pin and the 4th lamp pin are inserted respectively
On lamp socket in corresponding lamp hole, LED load is set to match work with the fluorescent lamp ballast in lamp socket；
Turn-on power, LED lights.
Wherein, first rectification circuit include the first diode and the second diode, first diode it is defeated
Enter end with the first lamp pin and the second lamp pin to be connected, the output end of first diode and the first connection end phase of LED load
Even；The input of second diode is connected with the second connection end of LED load, the output end of second diode and the
One lamp pin and the second lamp pin are connected；Second rectification circuit includes the 3rd diode and the 4th diode, the described 3rd
The input of diode is connected with the 3rd lamp pin and the 4th lamp pin, the output end of the 3rd diode and the of LED load
One connection end is connected；The input of 4th diode is connected with the second connection end of LED load, the 4th diode
Output end is connected with the 3rd lamp pin and the 4th lamp pin.
The LED directly worked the invention also discloses a kind of replaceable fluorescent tube with high frequency ballast transforms answering for lamp
With being transformed into the process of LED applied to T5 fluorescent lamps, T8 fluorescent lamps, T10 fluorescent lamps, T10 fluorescent lamps and T12 fluorescent lamps
In.
The LED directly worked the invention also discloses a kind of replaceable fluorescent tube with high frequency ballast transforms answering for lamp
With transforming LED light supplementing lamp for plants as applied to fluorescent plant light compensating lamp, fluorescence advertising lamp transform LED advertising lamps, fluorescence beauty as
Commercial light transform LED beauty commercial lights as, and fluorescence household illuminating lamp transform LED household illuminating lamps as, and fluorescent mining lamp is transform as
LED bay light, and the special-shaped fluorescent tube of fluorescence transform the special-shaped fluorescent tubes of LED as.
The beneficial effects of the invention are as follows：
Compared with prior art, the present invention substitutes fluorescent tube using LED load, and the fluorescent tube on bracket for fluorescent tube is taken out,
LED load is matched into work, the first rectifier and the second rectifier formation bridge joint with the fluorescent lamp ballast in lamp socket, by high frequency
Alternating current is transformed into high-frequency DC, and magnitude of voltage now is very unstable, then circuit is filtered processing realization after filtering
Voltage regulation result.Different ballast voltage values is different, and now LED load carries out different connection in series-parallel connections, and shunting is realized in series connection,
Partial pressure is realized in parallel connection, and carrying out different connection in series-parallel for different ballasts connects, it is achieved thereby that the LED load of the present invention can
Replace the fluorescent tube of any model.The present invention LED transformation lamp can with fluorescent lamp ballast synchronously use, ballast change
Curtage, the illumination brightness change of LED load.Light-emitting diodes tube resistor in the present invention in LED load is small, resistance to enough
Pressure, stability is good, and service life is long.Under the conditions of identical luminosity, the premise of ballast directly in fluorescent lamp is retained
Lower replacement fluorescent tube manufacture LED transformation lamps are substituted for new LED lamp tube together with by the related ballast of fluorescent lamp and compared, Neng Goujie
About substantial amounts of manual operation and product cost.Meanwhile, under the conditions of identical luminosity, LED transformation lamp energy of the invention
Enough the electric energy of saving more than 50%, is conducive to saving the energy, promotes social development.
Brief description of the drawings
The circuit theory for the LED transformation lamps that Fig. 1 directly works for the replaceable fluorescent tube of the present invention with high frequency ballast is shown
It is intended to；
Fig. 2 is the circuit theory schematic diagram that first embodiment of the invention LED transforms lamp；
Fig. 3 is the circuit theory schematic diagram that second embodiment of the invention LED transforms lamp；
Fig. 4 is the circuit theory schematic diagram that third embodiment of the invention LED transforms lamp.
Main element symbol description is as follows：
LS, LED load 11, the first lamp end circuit
12nd, the second lamp end circuit 111, the first rectification circuit
112nd, filter circuit 121, the second rectification circuit.
Embodiment
In order to more clearly state the present invention, the present invention is further described below in conjunction with the accompanying drawings.
Refering to Fig. 1, the LED that a kind of replaceable fluorescent tube of the present invention directly works with high frequency ballast transforms lamp, including：
LED load LS, substitutes original fluorescent tube on bracket for fluorescent tube and is illuminated, draw LED load LS the first connection end
And LED load LS the second connection end；
Ballast on bracket for fluorescent tube, output high frequency, the constant-current source of high pressure change the input voltage electricity in the LED load LS
Flow valuve, coordinates the LED load LS to be dimmed, and draws the first lamp connection terminal and the second lamp connection terminal；
First lamp end circuit 11, it includes：
The first lamp pin LP1 and the second lamp pin LP2 for being connected to the first lamp of ballast connection terminal,
First rectification circuit 111, direct current is converted into by the alternating current that ballast is exported,
Filter circuit 112, the unstable voltage that ballast is exported carries out voltage stabilizing processing,
One end of first rectification circuit 111 is provided with the connecting line for being coupled to the first lamp pin LP1 and the second lamp pin LP2, and first is whole
The other end of current circuit 111 is provided with the company of the first connection end for being coupled to LED load LS and LED load LS the second connection end
Wiring,
One end of filter circuit 112 be provided be coupled to LED load LS the first connection end connecting line, filter circuit 112 it is another
One end is provided with the connecting line for the second connection end for being coupled to LED load LS；
Second lamp end circuit 12, it includes：
The 3rd lamp pin LP3 and the 4th lamp pin LP4 for being connected to ballast the second lamp connection terminal,
Second rectification circuit 121, direct current is converted into by the alternating current that ballast is exported,
One end of second rectification circuit 121 is provided with the connecting line for being coupled to the 3rd lamp pin LP3 and the 4th lamp pin LP4, and second is whole
The other end of current circuit 121 is provided with the company of the first connection end for being coupled to LED load LS and LED load LS the second connection end
Wiring.
Compared to prior art, the present invention substitutes fluorescent tube using LED load LS, by the fluorescent tube on bracket for fluorescent tube
Take out, LED load LS is matched into work, the first rectifier and the second rectifier formation bridge with the fluorescent lamp ballast in lamp socket
Connect, high-frequency alternating current is transformed into high-frequency DC, magnitude of voltage now is very unstable, then circuit 112 is carried out after filtering
Filtering process realizes voltage regulation result.Different ballast voltage values is different, and now LED load LS carries out different connection in series-parallel companies
Connect, shunting is realized in series connection, partial pressure is realized in parallel connection, carrying out different connection in series-parallel for different ballasts connects, it is achieved thereby that
The fluorescent tube of the replaceable any models of the LED load LS of the present invention.The LED transformation lamps of the present invention can be with fluorescent lamp ballast
Synchronously use, ballast changes curtage, LED load LS illumination brightness change.Hair in the present invention in LED load LS
Optical diode resistance is small, pressure-resistant enough, and stability is good, and service life is long.Under the conditions of identical luminosity, directly retaining
In fluorescent lamp on the premise of ballast replace fluorescent tube manufacture LED transformation lamp be substituted for together with by the related ballast of fluorescent lamp it is new
LED lamp tube compare, substantial amounts of manual operation and product cost can be saved.Meanwhile, under the conditions of identical luminosity,
The LED transformation lamps of the present invention can save more than 50% electric energy, be conducive to saving the energy, promote social development.
In the present embodiment, LED load LS includes the LED light group of a plurality of series connection, and the LED light group of a plurality of series connection is with parallel connection
Mode is electrically connected, and the connecting line of the first connection end is drawn in LED light group one end in parallel, and the LED light group other end in parallel draws the
The connecting line of two connection ends.Different ballast voltage values is different, and now LED load LS carries out different connection in series-parallel connections, string
Connection realizes shunting, and partial pressure is realized in parallel connection, and carrying out different connection in series-parallel for different ballasts connects, it is achieved thereby that of the invention
The replaceable any models of LED load LS fluorescent tube.
In the present embodiment, the first rectification circuit 111 includes the first diode D1 and the second diode D2, the one or two pole
Pipe D1 input is connected with the first lamp pin LP1 and the second lamp pin LP2, the first diode D1 output end and LED load LS
The first connection end be connected；Second diode D2 input is connected with LED load LS the second connection end, the second diode D2
Output end be connected with the first lamp pin LP1 and the second lamp pin LP2.Filter circuit 112 includes capacitor C1, the one of capacitor C1
End is connected with LED load LS the first connection end, and the capacitor C1 other end is connected with LED load LS the second connection end.The
Two rectification circuits 121 include the 3rd diode D3 and the 4th diode D4, the 3rd diode D3 input and the 3rd lamp pin
LP3 and the 4th lamp pin LP4 is connected, and the 3rd diode D3 output end is connected with LED load LS the first connection end；Four or two
Pole pipe D4 input is connected with LED load LS the second connection end, the 4th diode D4 output end and the 3rd lamp pin LP3 with
And the 4th lamp pin LP4 be connected.The first rectification circuit 111, the second rectification circuit 121 and the structure of filter circuit 112 of the present invention
Simply, it is easy to accomplish, too large area can't be taken at lamp socket two ends, the normal of fluorescent tube is not interfered with completely and is used.
In the present embodiment, ballast is provided with the main track terminal being connected with live wire, the negative wire terminal being connected with zero line, and
The ground wire terminal being connected with ground wire.
The transformation side that fluorescent tube directly works with high frequency ballast is replaced the invention also discloses a kind of use LED lamp tube
Method, comprises the following steps：
The constant-current source exported according to fluorescent lamp ballast, calculates the series-parallel system of LED lamp tube in LED load LS, and carries out LED
Load LS arrangement；
Arrange the first rectification circuit 111, the second rectification circuit 121 and filter circuit 112；
First lamp pin LP1, the second lamp pin LP2, the 3rd lamp pin LP3 and the 4th lamp pin LP4 are provided, and four groups of lamp pins are connected respectively
It is connected to the lamp connection terminal of ballast；
First rectification circuit 111 is arranged between the first lamp pin LP1, the second lamp pin LP2 and LED load LS；
Second rectification circuit 121 is arranged between the 3rd lamp pin LP3, the 4th lamp pin LP4 and LED load LS；
Filter circuit 112 is arranged between the first rectification circuit 111 and LED load LS；
The fluorescent tube on bracket for fluorescent tube is taken out, by the first lamp pin LP1, the second lamp pin LP2, the 3rd lamp pin LP3 and the 4th lamp
Pin LP4 is inserted in lamp hole corresponding on lamp socket respectively, LED load LS is matched work with the fluorescent lamp ballast in lamp socket；
Turn-on power, LED lights.
First embodiment
As shown in Fig. 2 LED lamp tube directly replaces most conventional commercial T8 fluorescent tubes F32T8 specification：
The parameter exported to fluorescent tube of the ballast of normal point fluorescent lamp F32T8 32W fluorescent tubes：Lamp works electric current is 0.175A
+/- 5%, lamp works voltage is 143.6V+/- 5%, and frequency is 42.3KHz+/- 5%, and the length of fluorescent tube is 48 〃, fluorescent tube
A diameter of 8/8 〃（25.4mm）.
Be on demand a 22W T8 LED lamp tube replace fluorescent lamp 32W T8 fluorescent tubes, same LED fluorescent tube it is defeated
Enter voltage for 143.3V, input current is 0.175A, and frequency is 42.3KHz.By using commutation diode and electric capacity of voltage regulation
The input voltage that the design of fluorescent tube input makes its input become almost direct current is 143.3V, and input current is 0.175A.If make
LED lamp bead is 3V/150mA white light lamp bead, and we make LED lamp bead defeated to ensure that low light attenuation understands actual design in principle
Go out 50 ~ 60%, 2 can not be at least for 1 by so replacing the LED lamp bead and number of fluorescent tube（Because the input electricity of LED lamp tube at this moment
Flow the operating current 150mA for being more than LED lamp bead for 175mA）So that the electric current of lamp bead is flowed through in 175mA/2=88mA level,
And the number connected is level of the normal working voltage in 3V for ensureing LED, we can select 143.3/3=48 or 50 string numbers, this
The power output of sample LED lamp bead is 3V × 88mA=0.265W, and we can select 0.5W 2835,5730,5050 LED
Pearl can serve as replace fluorescent tube LED lamp bead, it is illustrated that M number be 50, N quantity be 2；This LED lamp tube just can be by
Four diodes a, electric capacity, LS0 0.5W LED lamp bead, wiring board is constituted plus the T8 of 48 〃 length fluorescent tube external member, such as
Under schematic diagram shown in LP1 and two draw pins that LP2 is LED lamp tube one end lamp holder, LP3 and LP4 are LED lamp tube other end lamp
Two draw pins of head, can replace fluorescent lamp tube and the ballast that can start with moment startup or quick startup and program
Cooperating.
Second embodiment
As shown in figure 3, LED lamp tube directly replaces conventional commercial T5 fluorescent tubes F28T5 specification：
The parameter exported to fluorescent tube of the ballast of normal point fluorescent lamp F28T5 28W fluorescent tubes：Lamp works electric current is 0.168A
+/- 5%, lamp works voltage is 85V+/- 5%, and frequency is 42.3KHz
+/- 5%, the length of fluorescent tube is 46 〃, a diameter of 5/8 〃 of T5 fluorescent tubes（15.88mm）.
Be on demand a 14W T5 LED lamp tube replace fluorescent lamp 28W T5 fluorescent tubes, same LED fluorescent tube it is defeated
Enter voltage for 85V, input current is 0.168A, and frequency is 42.3KHz.By using commutation diode and the fluorescent tube of electric capacity of voltage regulation
The input voltage that input design makes its input become almost direct current is 191.6V, and input current is 0.168A.If we make
LED lamp bead is 3V/60mA white light lamp bead, and we make LED lamp bead defeated to ensure that low light attenuation understands actual design in principle
Go out 50 ~ 60%, 5 can not be at least for 3 by so replacing the LED lamp bead and number of fluorescent tube（Because the input electricity of LED lamp tube at this moment
Flow the operating current 60mA for being more than LED lamp bead for 168mA three times, we use 5 for the sake of safety）So that flowing through the electric current of lamp bead
In 168mA/5=33.6mA level, and the number connected is ensures LED level of the normal working voltage in 3V, and we can be with
The string number of selection 85/3=28 or 30, the power output of such LED lamp bead is 3V × 33.6mA=0.1W, can be from 0.2W's
The LED lamp bead of 2835,3014 grades is as the LED lamp bead for replacing fluorescent tube, and the quantity that the M number that we illustrate is 28, N is 5；This
LED lamp tube just can add the T5's of 46 〃 length by four diodes, an electric capacity, 140 0.2W LED lamp bead, wiring board
Fluorescent tube external member is constituted, and the LP1 and LP2 shown in following schematic diagram are two draw pins of LED lamp tube one end lamp holder, and LP3 and LP4 are
Two draw pins of LED lamp tube other end lamp holder, fluorescent lamp tube can be replaced and can start with moment or it is quick start and
The ballast cooperating that program starts.
3rd embodiment
As shown in figure 4, LED lamp tube directly replaces conventional commercial T12 fluorescent tubes F48T12HO specification：
The parameter exported to fluorescent tube of the ballast of normal point fluorescent lamp F48T12HO 65W fluorescent tubes：Lamp works electric current is
0.8A+/- 5%, lamp works voltage is 82V+/- 5%, and frequency is 42.3KHz +/- 5%, and the length of fluorescent tube is 46 〃,
A diameter of 12/8 〃 of T12 fluorescent tubes（38.1mm）.
The 65W of 36W T12 LED lamp tube replacement fluorescent lamp T12HO fluorescent tubes, same LED fluorescent tube are done on demand
Input voltage be 82V, input current is 0.8A, and frequency is 42.3KHz.We are by using commutation diode and electric capacity of voltage regulation
Fluorescent tube input design make its input become almost direct current input voltage be V, input current is 0.8A.If we use
LED lamp bead be 3V/150mA white light lamp bead, in principle we in order to ensure low light attenuation can actual design allow LED lamp bead to export
50 ~ 60%, LS can not be at least for 5 by so replacing the LED lamp bead and number of fluorescent tube（Because the input current of LED lamp tube at this moment
It is more than three times of the operating current 60mA of LED lamp bead for 168mA, LS is used for the sake of safety）So that the electric current for flowing through lamp bead exists
In 800mA/LS=80mA level, and connect number for ensure LED normal working voltage in 3V level, we can select
82/3=28 or 30 string numbers are selected, the power output of such LED lamp bead is 3V × 80mA=2.4W, and we can be from 0.5W's
The LED lamp bead of 2835,5730,5050 grades can serve as replacing the LED lamp bead of fluorescent tube, and the M number that we illustrate is 28, N's
Quantity is LS；This LED lamp tube can just be added by four diodes, an electric capacity, 280 0.5W LED lamp bead, wiring board
The T12 of upper 46 〃 length fluorescent tube external member composition, LP1 and LP2 shown in following schematic diagram are two of LED lamp tube one end lamp holder
Draw pin, LP3 and LP4 are two draw pins of LED lamp tube other end lamp holder, can replace fluorescent lamp tube and can start with moment
Or the ballast cooperating that quick startup and program start.
Disclosed above is only several specific embodiments of the present invention, but the present invention is not limited to this, any ability
What the technical staff in domain can think change should all fall into protection scope of the present invention.
Claims (10)
1. the LED that a kind of replaceable fluorescent tube directly works with high frequency ballast transforms lamp, it is characterised in that including：
LED load, substitute bracket for fluorescent tube on original fluorescent tube be illuminated, draw LED load the first connection end and
Second connection end of LED load；
Ballast on bracket for fluorescent tube, output high frequency, the constant-current source of high pressure, changes the input voltage and input current in the LED load
Value, coordinates the LED load to be dimmed, and draws the first lamp connection terminal and the second lamp connection terminal；
First lamp end circuit, it includes：
The first lamp pin and the second lamp pin for being connected to the first lamp of ballast connection terminal,
First rectification circuit, the alternating current that the ballast is exported is converted into direct current,
Filter circuit, the unstable voltage that the ballast is exported carries out voltage stabilizing processing,
One end of first rectification circuit is provided with the connecting line for being coupled to the first lamp pin and the second lamp pin, first rectification
The other end of circuit is provided with the connecting line of the first connection end for being coupled to LED load and the second connection end of LED load,
One end of the filter circuit be provided be coupled to LED load the first connection end connecting line, the filter circuit it is another
One end is provided with the connecting line for the second connection end for being coupled to LED load；
Second lamp end circuit, it includes：
The 3rd lamp pin and the 4th lamp pin for being connected to the second lamp of ballast connection terminal,
Second rectification circuit, the alternating current that the ballast is exported is converted into direct current,
One end of second rectification circuit is provided with the connecting line for being coupled to the 3rd lamp pin and the 4th lamp pin, second rectification
The other end of circuit is provided with the connecting line of the first connection end for being coupled to LED load and the second connection end of LED load.
2. the LED that replaceable fluorescent tube according to claim 1 directly works with high frequency ballast transforms lamp, its feature
It is, the LED load includes the LED light group of a plurality of series connection, the LED light group of a plurality of series connection is electrically connected in parallel, and
The connecting line of the first connection end is drawn in LED light group one end of connection, and the LED light group other end in parallel draws the connection of the second connection end
Line.
3. the LED that replaceable fluorescent tube according to claim 1 directly works with high frequency ballast transforms lamp, its feature
It is, first rectification circuit includes the first diode and the second diode, the input of first diode and the
One lamp pin and the second lamp pin are connected, and the output end of first diode is connected with the first connection end of LED load；Described
The input of two diodes is connected with the second connection end of LED load, the output end of second diode and the first lamp pin with
And second lamp pin be connected.
4. the LED that replaceable fluorescent tube according to claim 3 directly works with high frequency ballast transforms lamp, its feature
It is, the filter circuit includes capacitor, one end of the capacitor is connected with the first connection end of LED load, the electricity
The other end of container is connected with the second connection end of LED load.
5. the LED that replaceable fluorescent tube according to claim 1 directly works with high frequency ballast transforms lamp, its feature
It is, second rectification circuit includes the 3rd diode and the 4th diode, the input of the 3rd diode and the
Three lamp pins and the 4th lamp pin are connected, and the output end of the 3rd diode is connected with the first connection end of LED load；Described
The input of four diodes is connected with the second connection end of LED load, the output end of the 4th diode and the 3rd lamp pin with
And the 4th lamp pin be connected.
6. the LED that replaceable fluorescent tube according to claim 1 directly works with high frequency ballast transforms lamp, its feature
It is, the ballast is provided with the main track terminal being connected with live wire, the negative wire terminal being connected with zero line, and is connected with ground wire
Ground wire terminal.
7. a kind of use LED lamp tube replaces the remodeling method that fluorescent tube directly works with high frequency ballast, it is characterised in that bag
Include following steps：
The constant-current source exported according to fluorescent lamp ballast, calculates the series-parallel system of LED lamp tube in LED load, and it is negative to carry out LED
The arrangement of load；
Arrange the first rectification circuit, the second rectification circuit and filter circuit；
First lamp pin, the second lamp pin, the 3rd lamp pin and the 4th lamp pin are provided, and four groups of lamp pins are connected respectively to ballast
Lamp connection terminal；
First rectification circuit is arranged between the first lamp pin, the second lamp pin and LED load；
Second rectification circuit is arranged between the 3rd lamp pin, the 4th lamp pin and LED load；
Filter circuit is arranged between the first rectification circuit and LED load；
The fluorescent tube on bracket for fluorescent tube is taken out, the first lamp pin, the second lamp pin, the 3rd lamp pin and the 4th lamp pin are inserted respectively
On lamp socket in corresponding lamp hole, LED load is set to match work with the fluorescent lamp ballast in lamp socket；
Turn-on power, LED lights.
8. use LED lamp tube according to claim 7 replaces the transformation side that fluorescent tube directly works with high frequency ballast
Method, it is characterised in that first rectification circuit include the first diode and the second diode, first diode it is defeated
Enter end with the first lamp pin and the second lamp pin to be connected, the output end of first diode and the first connection end phase of LED load
Even；The input of second diode is connected with the second connection end of LED load, the output end of second diode and the
One lamp pin and the second lamp pin are connected；Second rectification circuit includes the 3rd diode and the 4th diode, the described 3rd
The input of diode is connected with the 3rd lamp pin and the 4th lamp pin, the output end of the 3rd diode and the of LED load
One connection end is connected；The input of 4th diode is connected with the second connection end of LED load, the 4th diode
Output end is connected with the 3rd lamp pin and the 4th lamp pin.
9. the LED that a kind of replaceable fluorescent tube directly works with high frequency ballast transforms the application of lamp, it is characterised in that application
During T5 fluorescent lamps, T8 fluorescent lamps, T10 fluorescent lamps, T10 fluorescent lamps and T12 fluorescent lamps are transformed into LED.
10. the LED that a kind of replaceable fluorescent tube directly works with high frequency ballast transforms the application of lamp, it is characterised in that should
LED light supplementing lamp for plants is transform as fluorescent plant light compensating lamp, and fluorescence advertising lamp transform LED advertising lamps as, and fluorescence beauty is commercial
Lamp transform LED beauty commercial lights as, and fluorescence household illuminating lamp transform LED household illuminating lamps as, and fluorescent mining lamp transform LED works as
Mine lamp, and the special-shaped fluorescent tube of fluorescence transform the special-shaped fluorescent tubes of LED as.
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| CN201710249524 | 2017-04-17 | ||
| CN2017102495248 | 2017-04-17 |
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| CN107105545A true CN107105545A (en) | 2017-08-29 |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2020002040A1 (en) * | 2018-06-28 | 2020-01-02 | Signify Holding B.V. | Circuit board arrangement to prevent overvoltage and arcing |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US20110121756A1 (en) * | 2009-11-19 | 2011-05-26 | James Thomas | Fluorescent Light Fixture Assembly with LED Lighting Element and Converter Modules |
| CN103220836A (en) * | 2012-01-18 | 2013-07-24 | 何志雄 | Ballast matched light-emitting diode (LED) general light tube |
| CN203859899U (en) * | 2014-03-14 | 2014-10-01 | 张秀红 | Replacing device employing fluorescent lamp electronic ballast to drive LED lamp |
| CN104137652A (en) * | 2012-02-24 | 2014-11-05 | 皇家飞利浦有限公司 | Led retrofit lamp with shunt capacitors across rectifier diodes for use with a ballast |
| CN204539549U (en) * | 2015-02-12 | 2015-08-05 | 东莞市百分百科技有限公司 | A kind of Simple LED |
-
2017
- 2017-05-24 CN CN201710371299.5A patent/CN107105545A/en active Pending
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US20110121756A1 (en) * | 2009-11-19 | 2011-05-26 | James Thomas | Fluorescent Light Fixture Assembly with LED Lighting Element and Converter Modules |
| CN103220836A (en) * | 2012-01-18 | 2013-07-24 | 何志雄 | Ballast matched light-emitting diode (LED) general light tube |
| CN104137652A (en) * | 2012-02-24 | 2014-11-05 | 皇家飞利浦有限公司 | Led retrofit lamp with shunt capacitors across rectifier diodes for use with a ballast |
| CN203859899U (en) * | 2014-03-14 | 2014-10-01 | 张秀红 | Replacing device employing fluorescent lamp electronic ballast to drive LED lamp |
| CN204539549U (en) * | 2015-02-12 | 2015-08-05 | 东莞市百分百科技有限公司 | A kind of Simple LED |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2020002040A1 (en) * | 2018-06-28 | 2020-01-02 | Signify Holding B.V. | Circuit board arrangement to prevent overvoltage and arcing |
| CN112352470A (en) * | 2018-06-28 | 2021-02-09 | 昕诺飞控股有限公司 | Circuit board arrangement for protection against overvoltages and arcs |
| US11353166B2 (en) | 2018-06-28 | 2022-06-07 | Signify Holding B.V. | Circuit board arrangement to prevent overvoltage and arcing |
| CN112352470B (en) * | 2018-06-28 | 2023-08-11 | 昕诺飞控股有限公司 | Circuit board device for preventing overvoltage and arc |
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Application publication date: 20170829 |