CN104791627B - A kind of construction method and LED filament lamp of LED filament lamp - Google Patents
A kind of construction method and LED filament lamp of LED filament lamp Download PDFInfo
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- CN104791627B CN104791627B CN201510189473.5A CN201510189473A CN104791627B CN 104791627 B CN104791627 B CN 104791627B CN 201510189473 A CN201510189473 A CN 201510189473A CN 104791627 B CN104791627 B CN 104791627B
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F21—LIGHTING
- F21S—NON-PORTABLE LIGHTING DEVICES; SYSTEMS THEREOF; VEHICLE LIGHTING DEVICES SPECIALLY ADAPTED FOR VEHICLE EXTERIORS
- F21S2/00—Systems of lighting devices, not provided for in main groups F21S4/00 - F21S10/00 or F21S19/00, e.g. of modular construction
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F21—LIGHTING
- F21V—FUNCTIONAL FEATURES OR DETAILS OF LIGHTING DEVICES OR SYSTEMS THEREOF; STRUCTURAL COMBINATIONS OF LIGHTING DEVICES WITH OTHER ARTICLES, NOT OTHERWISE PROVIDED FOR
- F21V19/00—Fastening of light sources or lamp holders
- F21V19/001—Fastening of light sources or lamp holders the light sources being semiconductors devices, e.g. LEDs
- F21V19/0015—Fastening arrangements intended to retain light sources
- F21V19/002—Fastening arrangements intended to retain light sources the fastening means engaging the encapsulation or the packaging of the semiconductor device
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F21—LIGHTING
- F21V—FUNCTIONAL FEATURES OR DETAILS OF LIGHTING DEVICES OR SYSTEMS THEREOF; STRUCTURAL COMBINATIONS OF LIGHTING DEVICES WITH OTHER ARTICLES, NOT OTHERWISE PROVIDED FOR
- F21V23/00—Arrangement of electric circuit elements in or on lighting devices
- F21V23/003—Arrangement of electric circuit elements in or on lighting devices the elements being electronics drivers or controllers for operating the light source, e.g. for a LED array
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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
- H05B47/00—Circuit arrangements for operating light sources in general, i.e. where the type of light source is not relevant
- H05B47/10—Controlling the light source
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- Engineering & Computer Science (AREA)
- General Engineering & Computer Science (AREA)
- Microelectronics & Electronic Packaging (AREA)
- Non-Portable Lighting Devices Or Systems Thereof (AREA)
- Circuit Arrangement For Electric Light Sources In General (AREA)
Abstract
The invention discloses a kind of construction method of LED filament lamp and LED filament lamps, it is bulb housing and lamp cap to be arranged outside LED light source core component, and conducting wire is arranged and connect LED light source core component with lamp cap, forms LED filament lamp；The LED light source core component is made of LED filament group, built-in LED drive power module and binding post；The both ends of the LED filament group are connected to by the binding post to play a supportive role on the fixation solder joint of built-in LED drive power module, or are also connected to the series connection node of LED filament group on the fixation solder joint of built-in LED drive power module also by the binding post to play a supportive role.The present invention can reduce the structure complexity of LED filament lamp.And the present invention under different line voltage grades using non-step-down rectifier power LED filament lamp to build different typical forward voltage class requirements when, can make LED filament that there is higher versatility and interchangeability.
Description
Technical field
The present invention relates to a kind of construction method of LED filament lamp and LED filament lamps, belong to technical field of LED illumination.
Background technology
Previous LED light source will reach certain illuminance and illuminating area, need to install the optics device of reflecting surface, lens etc additional
Part affects lighting effect, can reduce the due energy-saving effects of LED.It is gone here and there with a LED by multiple LED chips or LED PN junctions
The form of connection group is encapsulated on bar shaped substrate, preferably transparent bar-type substrate, constitutes LED filament.LED filament can realize 360 ° entirely
Angle shines, and wide-angle shines and is not required to add lens, realizes three-dimensional light source, brings unprecedented lighting experience.
Using mains-supplied it is directly that general illumination is powered best solution by LED filament lamp, if LED filament is adopted
It is transformed into direct current constant current output with by electric main decompression and is powered, necessarily leads to that the volume of this driving power is big, cost
Height, when building LED filament lamp, the arrangement of power supply has difficulties.And to meet the LED filament lamp alternating current electricity different in the whole world
It presses under class requirement, needs the LED filament of more a variety of different typical forward voltage grades to go to match, further improve LED light
The establishment difficulty of silk lamp, but also to the type of LED filament, more stringent requirements are proposed, reduces LED filament in each voltage
Versatility in the lamps and lanterns of grade and interchangeability.
Invention content
The object of the present invention is to provide a kind of construction method of LED filament lamp and LED filament lamps, it can reduce LED
The structure complexity of filament lamp.And the present invention is powered using non-step-down rectifier to build difference under different line voltage grades
When the LED filament lamp of typical forward voltage class requirement, it can make LED filament that there is higher versatility and interchangeability.
If the LED series connection groups of LED filament are encapsulated on metal bar shaped substrate, the luminous efficiency of filament can significantly drop
It is low, if be encapsulated in it is transparent and the higher sapphire bar shaped substrate of intensity, cost can be relatively high, if being encapsulated in transparent and intensity
Lower glass bar shaped substrate, LED filament can be more fragile, easily snap off.Therefore, the present invention gives a kind of combination LED
Filament lamp scheme has taken into account two aspects of transparent luminescent and strength demand.
Technical scheme of the present invention：A kind of construction method of LED filament lamp, its main feature is that：Outside LED light source core component
Bulb housing and lamp cap are set, and conducting wire is set and connect LED light source core component with lamp cap, forms LED filament lamp；The LED
Light source core component is made of LED filament group, built-in LED drive power module and binding post；The LED filament group is by multiple
LED series connection groups are cascaded composition；LED series connection group is encapsulated in bar shaped by multiple LED chips or LED PN junctions with cascade
A LED filament is constituted on substrate or the multiple LED series connection group is encapsulated on the same substrate with cascade and is constituted
Combined Led Light Up silk；The both ends of the LED filament group are connected to built-in LED drive power mould by the binding post to play a supportive role
On the fixation solder joint of block, or the series connection node of LED filament group is also connected to built-in LED also by the binding post to play a supportive role
On the fixation solder joint of driving power module.
In the construction method of above-mentioned LED filament lamp, the LED filament group is under the mains-supplied scheme of non-decompression
Total forward voltage adds up to after LED filament series connection：Under the non-decompression mode of alternating current, pulsating direct current or Constant Direct Current are obtained, and
The voltage is applied in LED filament group, when reaching nominal current value, by the typical case of each LED series connection group in LED filament group
Forward voltage values are added to obtain the total carrying typical forward voltage value of LED filament group, for global 7 kinds of different alternating current grades,
The total carrying typical forward voltage value difference of LED filament group is as follows：
It is 330~338V if alternating current 240V, when Constant Direct Current scheme, when pulsating direct current scheme is 306~314V；
It is 316~324V if alternating current 230V, when Constant Direct Current scheme, when pulsating direct current scheme is 292~300V；
It is 302~310V if alternating current 220V, when Constant Direct Current scheme, when pulsating direct current scheme is 278~286V；
It is 175~179V if alternating current 127V, when Constant Direct Current scheme, when pulsating direct current scheme is 163~167V；
It is 165~169V if alternating current 120V, when Constant Direct Current scheme, when pulsating direct current scheme is 153~157V；
It is 158~162V if alternating current 115V, when Constant Direct Current scheme, when pulsating direct current scheme is 146~150V；
It is 151~155V if alternating current 110V, when Constant Direct Current scheme, when pulsating direct current scheme is 139~143V.
In the construction method of LED filament lamp above-mentioned, the typical case of the concatenated LED series connection group in the LED filament group is just
It is chosen from 10V, 16V, 26V, 35V, 46V, 52V, 70V, 92V and 102V these types specification to voltage class；The LED series connection
The typical forward voltage of group refers to applying constant DC voltage at LED series connection groups both ends, corresponding when reaching nominal current value
Voltage；1~6 LED light being combined is selected from the LED series connection groups with several typical forward voltage grades
Silk group meets the carrying typical forward voltage value requirement that LED filament group is total under above-mentioned 7 kinds different alternating current grades.
Due to considering the factor of manufacture, LED filament group is relatively reasonable by 1~6 LED series connection groups series connection, and passes through arrangement
The LED series connection group of combination can obtain meeting the total typical forward voltage grade of the LED filament group under above-mentioned 7 kinds of alternating current grades and want
It asks.It can ensure that the typical forward voltage aggregate value of 1~6 LED series connection group of selection is total in above-mentioned LED filament group always
In the range of typical forward voltage value.The specification of the typical forward voltage grade of i.e. above-mentioned LED series connection group limits, and may be implemented
It is suitble to the Constant Direct Current of global 7 kinds of line voltage grades under minimum LED series connection group typical forward voltage grades to the maximum extent
Power supply and pulse DC supply scheme.
In the construction method of LED filament lamp above-mentioned, the built-in LED drive power module includes PCB circuit board and PCB
Rectification bridge chip on circuit board and LED drive power integrated chip.Rectification bridge chip and driving power integrated chip can be
It is welded in PCB circuit board in a manner of integrated chip；Wafer bare die can also be used to be fixed in PCB circuit board, then beat gold
Line binding connection.
In the construction method of LED filament lamp above-mentioned, the PCB circuit board is consolidated equipped with 7 with what LED series connection groups were connect
Determine solder joint, the LED drive power integrated chip includes voltage detecting and logic switch controller, voltage detecting and logic switch
Controller is equipped with operating voltage test side and lamplight brightness step-less adjustment end；Further include switching tube, in the PCB circuit board
Wherein 6 fixed solder joints are respectively connected to ground terminal by switching tube, and the control terminal of each switching tube is both connected to voltage
In detection and logic switch controller, the output head anode of the operating voltage test side and rectification bridge chip while and PCB
Fixation solder joint on circuit board is connected；The negative pole of output end of the rectification bridge chip is connected on ground terminal.
In the construction method of LED filament lamp above-mentioned, the LED filament group is in series by multiple LED filaments, described to connect
Terminal is fixed on a clear central column, and built-in LED drive power module is in clear central column bottom.
In the construction method of LED filament lamp above-mentioned, LED filament group is made of Combined Led Light Up silk；The Combined Led Light Up
The substrate of silk is transparent substrate；And in the built-in LED drive power module and Combined Led Light Up silk be coplanar with or be described
It sets LED drive power module and is fixed on a clear central column bottom, and clear central column is additionally operable to link column.
The LED filament lamp for realizing preceding method, includes the LED filament group being connected in series by multiple LED filaments, LED filament
Group both ends are connected on two binding posts or the series connection node of the LED filament group is also connected to multiple wiring
On column, each binding post is each attached on clear central column, and LED filament is looped around on the outside of clear central column, and clear central column
Bottom is equipped with built-in LED drive power module, and each binding post is welded with the fixation solder joint in built-in LED drive power module
It connects；The LED filament group, binding post, clear central column and built-in LED drive power module are coated in bulb housing, and lamp
Blister is equipped with the lamp cap of the built-in LED drive power module of connection.
Realize the Combined Led Light Up silk lamp of preceding method：Including Combined Led Light Up silk, Combined Led Light Up silk includes transparent substrate,
Transparent substrate is equipped with multiple row (or multirow) LED series connection groups, and each LED series connection group is serially connected together；The two of Combined Led Light Up silk
End is connected on two binding posts or LED series connection groups node is also connected to multiple connect in the Combined Led Light Up silk
On terminal；Each binding post is welded in built-in LED drive power module；The Combined Led Light Up silk, binding post and built-in
LED drive power module is coated in bulb housing, and bulb housing is equipped with the lamp cap of built-in LED drive power module.
In Combined Led Light Up silk lamp above-mentioned, the built-in LED drive power module and Combined Led Light Up silk are coplanar, built-in
LED drive power module outside is additionally provided with outer cover；Or the built-in LED drive power module is perpendicular to Combined Led Light Up silk, and
Built-in LED drive power module is fixed on clear central column bottom, and the binding post is each attached on clear central column, combination
LED filament is located at clear central column top.
Compared with prior art, the LED that the present invention is formed with LED filament group, built-in LED drive power module and binding post
The establishment of LED filament lamp is carried out based on light source core component, is directly segmented to LED filament group and is powered using alternating current, improved
The power supply transformation efficiency and power factor of light bulb；Built-in LED drive power does not use capacity cell, and improve light bulb can
By property；Built-in LED drive power is small and provides brightness adjustment control interface so that light bulb of the invention is in the space of limited lamp cap
It is interior to place light adjusting and controlling device；The present invention inherits high excellent of the transparent filament luminous efficiency of bar shaped using combination filament
Point avoids the frangible disadvantage of the transparent filament of bar shaped；Binding post can not only play the work of connection LED filament in building process
With, and can be additionally used in fixed built-in LED drive power module；On the LED filament modulated structure that the method for the present invention is set up more
It simplifies, the establishment difficulty of LED filament lamp can be greatly reduced, to accordingly reduce production cost.And the present invention's is built-in
LED drive power module can not only reduce the complexity of power supply, and volume can also be made smaller, can further decrease light bulb
Establishment difficulty.The application of built-in LED drive power module in the present invention, can make to convert alternating current to Rectified alternating current,
It is simultaneously multistage by phase division by the voltage in each period, and using the different characteristic of voltage in multistage, to concatenating into work
The hop count for making the LED filament of state is adjusted, and to make LED filament enter control, obtains a very close pulsating direct current
The operational mode of power characteristic.
Moreover, using the construction method of the present invention connection of more LED filaments and combination can be provided, therefore can be with
The scheme that a variety of LED filament lamps applied to different alternating currents can be realized using the LED filament combination of less specification is referred to as possible,
Also that is, improving versatility and interchangeability of the LED filament when setting up LED filament lamp.
In addition, the present invention has also filtered out the specification of one group of LED filament in countless LED filament specification, from this group
The LED filament lamp for meeting almost all of alternating current requirement can be combined into the specification of LED filament.And the screening of this group of data is
Applicant fully considered the basic structural unit of LED filament, LED filament group available for different connection modes and a variety of alternating currents voltage
And floating situation, it is obtained by testing, summarizing and concluding many times.This group of specification can be real under minimum specification type
Now it is applied to the establishment of the LED filament lamp of a variety of different alternating currents in the whole world.
Description of the drawings
Fig. 1 is the filament lamp structural schematic diagram of the more LED filaments construction of the present invention；
Fig. 2 is the structural schematic diagram of the first Combined Led Light Up silk lamp of the embodiment of the present invention；
Fig. 3 is the structural schematic diagram of second of Combined Led Light Up silk lamp of the embodiment of the present invention；
Fig. 4 is the structural schematic diagram one of LED drive power module built in the present invention；
Fig. 5 is the structural schematic diagram of driving power integrated chip of the present invention；
Fig. 6 is the LED light source core component structural schematic diagram of the present invention 7 binding posts of connection；
Fig. 7 is the LED light source core component structural schematic diagram of the present invention 4 binding posts of connection；
Fig. 8 is the LED light source core component structural schematic diagram of the present invention 3 binding posts of connection；
Fig. 9 is the LED light source core component structural schematic diagram of the present invention 2 binding posts of connection；
Figure 10 is the LED light source core component structural schematic diagram one of the Combined Led Light Up silk lamp based on combining filament；
Figure 11 is the LED light source core component structural schematic diagram two of the Combined Led Light Up silk lamp based on combining filament；
Figure 12 is Figure 10 and Figure 11 plus the structural schematic diagram after outer cover；
Figure 13 is the structural schematic diagram two of LED drive power module built in the present invention；
Figure 14 is the structural schematic diagram three of LED drive power module built in the present invention；
Figure 15 is the LED light source core component structural schematic diagram of Combined Led Light Up filament combination clear central column.
Label in attached drawing be：41-LED filaments, 41.1-LED series connection groups, 43- clear central columns, 44- binding posts, 101-
Bulb housing, 108- lamp caps, LED drive power module built in 410-, 411-LED power drives chips, 411.1-LED power drives
Wafer stage chip, 412- rectification bridge chips, 412.1- rectifier bridge wafer stage chips, 414- circuits, 415- outer covers, 420- combinations
LED filament, 421- transparent substrates.
Specific implementation mode
The present invention is further illustrated with reference to the accompanying drawings and examples, but be not intended as to the present invention limit according to
According to.
Embodiment.A kind of construction method of LED filament lamp：Bulb housing and lamp cap are set outside LED light source core component, and
LED light source core component is connect by setting conducting wire with lamp cap, forms LED filament lamp；The LED light source core component is by LED light
Silk group, built-in LED drive power module and binding post are constituted；The LED filament group is cascaded structure by multiple LED series connection groups
At；LED series connection group is encapsulated on bar shaped substrate with cascade by multiple LED chips or LED PN junctions and is constituted a LED filament,
Or the multiple LED series connection group is encapsulated on the same substrate with cascade and is constituted Combined Led Light Up silk；The LED light
The both ends of silk group are connected to by the binding post to play a supportive role on the fixation solder joint of built-in LED drive power module, or will also
The series connection node of LED filament group is connected to the fixed of built-in LED drive power module also by the binding post to play a supportive role and welds
Point on.
LED filament group forward voltage total after the LED filament series connection under the mains-supplied scheme of non-decompression is total
For：Under the non-decompression mode of alternating current, obtain pulsating direct current or Constant Direct Current, and the voltage is applied in LED filament group, up to
When to nominal current value, it is added the typical forward voltage value of each LED series connection group in LED filament group to obtain LED filament group total
Carrying typical forward voltage value, for global 7 kinds of different alternating current grades, the total carrying typical forward voltage of LED filament group
Value is as follows respectively：
It is 330~338V if alternating current 240V, when Constant Direct Current scheme, when pulsating direct current scheme is 306~314V；
It is 316~324V if alternating current 230V, when Constant Direct Current scheme, when pulsating direct current scheme is 292~300V；
It is 302~310V if alternating current 220V, when Constant Direct Current scheme, when pulsating direct current scheme is 278~286V；
It is 175~179V if alternating current 127V, when Constant Direct Current scheme, when pulsating direct current scheme is 163~167V；
It is 165~169V if alternating current 120V, when Constant Direct Current scheme, when pulsating direct current scheme is 153~157V；
It is 158~162V if alternating current 115V, when Constant Direct Current scheme, when pulsating direct current scheme is 146~150V；
It is 151~155V if alternating current 110V, when Constant Direct Current scheme, when pulsating direct current scheme is 139~143V.
The typical forward voltage grade of concatenated LED series connection group in the LED filament group from 10V, 16V, 26V, 35V,
It is chosen in 46V, 52V, 70V, 92V and 102V these types specification；The typical forward voltage of the LED series connection group refers to being gone here and there in LED
Connection group both ends apply constant DC voltage, the corresponding voltage when reaching nominal current value；From with several typical forwards
1~6 LED filament group being combined is selected to meet above-mentioned 7 kinds different alternating currents etc. in the LED series connection groups of voltage class
The total carrying typical forward voltage value requirement of the lower LED filament group of grade.
Consider the factor of manufacture, LED filament group is relatively reasonable by 1~6 LED series connection groups series connection, and passes through permutation and combination
LED series connection group can obtain meeting the total typical forward voltage class requirement of the LED filament group under above-mentioned 7 kinds of alternating current grades.
It can ensure the typical forward voltage aggregate value of 1~6 LED series connection group of selection allusion quotation total in above-mentioned LED filament group always
In the range of type forward voltage values.The specification of the typical forward voltage grade of i.e. above-mentioned LED series connection group limits, and may be implemented most
It is suitble to the Constant Direct Current of 7 kinds of whole world line voltage grade to supply to the maximum extent under few LED series connection group typical forward voltage grades
Electricity and pulse DC supply scheme.
The built-in LED drive power module includes rectification bridge chip and LED drives in PCB circuit board and PCB circuit board
Dynamic power supply integrated chip, as shown in Figure 4.
The PCB circuit board is equipped with the fixation solder joint J of 7 group load connections of connecting with LED0、J1…J6, the LED drives
Dynamic power supply integrated chip includes voltage detecting and logic switch controller U2, voltage detecting and logic switch controller U2It is equipped with
Operating voltage test side VWWith lamplight brightness step-less adjustment end VWmax；Further include switching tube K1、K2…K6, in the PCB circuit board
Wherein 6 fixed solder joint J1、J2…J6Respectively pass through switching tube K1、K2…K6It is connected to ground terminal GND, and each switching tube
K1、K2…K6Control terminal be both connected to voltage detecting and logic switch controller U2On, the operating voltage test side VWAnd
The output head anode of rectification bridge chip simultaneously with the fixation solder joint J in PCB circuit board0It is connected；The output of the rectification bridge chip
End cathode is connected on ground terminal GND.
The LED filament group is in series by multiple LED filaments, and the binding post is fixed on a clear central column,
And built-in LED drive power module is in clear central column bottom.
LED filament group is made of Combined Led Light Up silk；The substrate of the Combined Led Light Up silk is transparent substrate；And it is described built-in
LED drive power module and Combined Led Light Up silk are coplanar with or the built-in LED drive power module is fixed on one thoroughly
Light staining center column bottom, and clear central column is additionally operable to link column.
Realize the LED filament lamp of the method for the present invention, as shown in Figure 1：Including being connected in series LED light by multiple LED filaments 41
Silk group, LED filament group both ends are connected on two binding posts 44 or the series connection node of the LED filament group is also distinguished
It is connected on multiple binding posts 44, each binding post 44 is each attached on clear central column 43, and LED filament is looped around clear central
The outside of column 43, and 43 bottom of clear central column is equipped with built-in LED drive power module 410, each binding post 44 with built-in LED
Fixation solder joint welding in driving power module 410；The LED filament group, binding post 44, clear central column 43 and built-in LED
Driving power module 410 is coated in bulb housing 101, and bulb housing 101 is equipped with the built-in LED drive power module of connection
410 lamp cap 108.
Realize the Combined Led Light Up silk lamp of the method for the present invention, as shown in Figures 2 and 3, including Combined Led Light Up silk 420, combination
LED filament 420 includes transparent substrate 421, and transparent substrate 421 is equipped with multiple row LED series connection group 41.1, each LED series connection group 41.1
It is serially connected together；The both ends of Combined Led Light Up silk 420 are connected on two binding posts 44 or the Combined Led Light Up
LED series connection group nodes are also connected on multiple binding posts 44 in silk 420；Each binding post 44 is welded on built-in LED and drives
On dynamic power module 410；The Combined Led Light Up silk 420, binding post 44 and built-in LED drive power module 410 are coated on lamp
In blister 101, and bulb housing 101 is equipped with the lamp cap 108 of built-in LED drive power module 410.
The built-in LED drive power module 410 and Combined Led Light Up silk 420 be coplanar or built-in LED drive power module
410 outsides are equipped with outer cover 415, i.e. scheme shown in Fig. 2.Rectification bridge chip and driving power integrated chip can be with integrated chip
Mode be welded in PCB circuit board, as depicted in figure 10 and figure 13.Wafer scale bare die can also be used to be fixed in PCB circuit board,
Then gold thread binding connection is played, as shown in figures 11 and 14；Such as Figure 12 institutes after 410 cover upper casing 415 of built-in LED drive power module
Show.
Or the built-in LED drive power module 410 is perpendicular to Combined Led Light Up silk 420, and built-in LED drive power mould
Block 410 is fixed on 43 bottom of clear central column, and the binding post 44 is each attached on clear central column 43, Combined Led Light Up silk
420 are located at 43 top of clear central column, i.e. the structure of its light source core component of scheme shown in Fig. 3 is as shown in figure 15.
Fig. 6 to Fig. 9 indicates the LED light source core component of four kinds of modes of connection respectively：
1. being equipped with 6 LED filament series connection groups, the both ends of LED filament group and each series connection node drive with built-in LED respectively
Fixation solder joint J0 to the J6 connections of power module；
2. being equipped with 3 LED filament series connection groups, the both ends of LED filament group and 2 series connection nodes drive with built-in LED respectively
Fixation solder joint J0, J2, J4 of power module are connected with J6；
3. being equipped with 2 LED filament series connection groups, the both ends of LED filament group and 1 series connection node drive with built-in LED respectively
Fixation solder joint J0, J3 of power module are connected with J6；
4. be equipped with 1 to 6 LED filament series connection group (in figure for 5), the both ends of LED filament group respectively with built-in LED
The fixation solder joint J0 of driving power module is connected with J6.
The present invention physical circuit principle be：
First, alternating current AC becomes Rectified alternating current, example after rectification bridge chip：AC220V, 50Hz alternating current are through whole
After flowing bridge rectification, voltage is the wavy curve of half period (180 degree), and period pulsating dc voltage at 0 degree is zero, at 90 degree
When pulsating dc voltage reach maximum value VWRFor highest DC311V, when 180 degree, voltage is reduced to zero again, in cycles.
It is more than zero in pulsating dc voltage and is less than or equal to VWRBetween, 6 sections of loads are set altogether (i.e. with the connection type of Fig. 4
For), series system is formed between each section of load, is increased with voltage, load (i.e. LED filament) series connection hop count increases step by step, loads
For voltage by switch control load, voltage switch node is that voltage is segmented boundary.
Power supply management operational mode：Design current control device, the keying of switches at different levels are not only dependent upon V to the present inventionW's
Variation.
When 0~90 degree of period：
Paragraph 1：Work original state, i.e. period switch K from 0 starting, circuit1~K6In open state (ON), electric current
Mainly through node J1Pass through switch K1Access is formed, load is 1V by rated voltageWRThe LED of/6 tandem workings is formed；
2nd section：Work as VWMore than or equal to 1VWRWhen/6, switch K1 closes (OFF), and electric current mainly passes through switch K2 through node J2
Access is formed, load is 2V by rated voltageWRThe LED of/6 tandem workings is formed；
3rd section：Work as VWMore than or equal to 2VWRWhen/6, switch K1 is in OFF, and switch K2 closes (OFF), the main warp knuckle of electric current
Point J3 forms access by switch K3, and load is 3V by rated voltageWRThe LED of/6 tandem workings is formed；
4th section：Work as VWMore than or equal to 3VWRWhen/6, switch K1~K2 is in OFF, and switch K3 closes (OFF), and electric current is main
Access is formed by switch K4 through node J4, load is 4V by rated voltageWRThe LED of/6 tandem workings is formed；
5th section：Work as VWMore than or equal to 4VWRWhen/6, switch K1~K3 is in OFF, and switch K4 closes (OFF), and electric current is main
Access is formed by switch K5 through node J5, load is 5V by rated voltageWRThe LED of/6 tandem workings is formed；
6th section：Work as VWMore than or equal to 5VWRWhen/6, switch K1~K4 is in OFF, and switch K5 closes (OFF), electric current warp knuckle
Point J6 forms access by switch K6, and load is 6V by rated voltageWRThe LED of/6 tandem workings is formed；
When switch K1~K6 is closed, the method for closing of delay 0.1ms can be used, can get relatively stable electric current.
When 90~180 degree of period：
6th section：Work original state, and voltage is reduced downwards by maximum value, and switch K1~K5 is closed in circuit
(OFF), switch K6 is in open state, and electric current forms access through node J6 by switch K6, and load is 6V by rated voltageWR/6
The LED of tandem working is formed；
5th section：Work as VWLess than or equal to 5VWRWhen/6, switch K5~K6 opens (ON), and electric current mainly passes through switch through node J5
K5 forms access, and load is 5V by rated voltageWRThe LED of/6 tandem workings is formed；
4th section：Work as VWLess than or equal to 4VWRWhen/6, switch K4~K6 opens (ON), and electric current mainly passes through switch through node J4
K4 forms access, and load is 4V by rated voltageWRThe LED of/6 tandem workings is formed；
3rd section：Work as VWLess than or equal to 3VWRWhen/6, switch K3~K6 opens (ON), and electric current mainly passes through switch through node J3
K3 forms access, and load is 3V by rated voltageWRThe LED of/6 tandem workings is formed；
2nd section：Work as VWLess than or equal to 2VWRWhen/6, switch K2~K6 opens (ON), and electric current mainly passes through switch through node J2
K2 forms access, and load is 2V by rated voltageWRThe LED of/6 tandem workings is formed；
Paragraph 1：Work as VWLess than or equal to 1VWRWhen/6, switch K1~K6 opens (ON), and electric current mainly passes through switch through node J1
K1 forms access, and load is 1V by rated voltageWRThe LED of/6 tandem workings is formed.
When switch K1~K6 is opened, the open method of 0.1ms in advance can be used, can get relatively stable electric current.
Light modulation operational mode, voltage protection operational mode, overcurrent protection operational mode, color temperature adjustment operational mode can join
According to the content disclosed in the application for a patent for invention file application No. is 201410211945.8.
Note：VW- pulsating direct current operating voltage (1.4142* alternating voltages)；VWRThe specified maximum working voltage of-pulsating direct current
(1.4142* alternating voltages).
Claims (6)
1. a kind of construction method of LED filament lamp, it is characterised in that：Bulb housing and lamp cap are set outside LED light source core component,
And conducting wire is set and connect LED light source core component with lamp cap, form LED filament lamp；The LED light source core component is by LED
Filament group, built-in LED drive power module and binding post are constituted；The LED filament group is cascaded by multiple LED series connection groups
It constitutes；LED series connection group is encapsulated on bar shaped substrate with cascade by multiple LED chips or LED PN junctions and is constituted a LED light
Silk or the multiple LED series connection group are encapsulated on the same substrate with cascade and are constituted Combined Led Light Up silk；The LED
The both ends of filament group are connected to by the binding post to play a supportive role on the fixation solder joint of built-in LED drive power module, or also
The series connection node of LED filament group is connected to the fixation of built-in LED drive power module also by the binding post to play a supportive role
On solder joint；
LED filament group forward voltage total after the LED filament series connection under the mains-supplied scheme of non-decompression adds up to：
Under the non-decompression mode of alternating current, pulsating direct current or Constant Direct Current are obtained, and the voltage is applied in LED filament group, is reaching mark
When claiming current value, the typical forward voltage value of each LED series connection group in LED filament group is added to obtain LED filament group is total holds
Typical forward voltage value is carried, for global 7 kinds of different alternating current grades, the total carrying typical forward voltage value of LED filament group point
It is not as follows：
It is 330 ~ 338V if alternating current 240V, when Constant Direct Current scheme, when pulsating direct current scheme is 306 ~ 314V；
It is 316 ~ 324V if alternating current 230V, when Constant Direct Current scheme, when pulsating direct current scheme is 292 ~ 300V；
It is 302 ~ 310V if alternating current 220V, when Constant Direct Current scheme, when pulsating direct current scheme is 278 ~ 286V；
It is 175 ~ 179V if alternating current 127V, when Constant Direct Current scheme, when pulsating direct current scheme is 163 ~ 167V；
It is 165 ~ 169V if alternating current 120V, when Constant Direct Current scheme, when pulsating direct current scheme is 153 ~ 157V；
It is 158 ~ 162V if alternating current 115V, when Constant Direct Current scheme, when pulsating direct current scheme is 146 ~ 150V；
It is 151 ~ 155V if alternating current 110V, when Constant Direct Current scheme, when pulsating direct current scheme is 139 ~ 143V；
The typical forward voltage grade of concatenated LED series connection group in the LED filament group from 10V, 16V, 26V, 35V, 46V,
It is chosen in 52V, 70V, 92V and 102V these types specification；
The typical forward voltage of the LED series connection group refers to applying constant DC voltage at LED series connection groups both ends, nominal reaching
Corresponding voltage when current value；1~6 progress is selected from the LED series connection groups with several typical forward voltage grades
It combines obtained LED filament group and meets the carrying typical forward voltage value that LED filament group is total under above-mentioned 7 kinds different alternating current grades
It is required that；
Consider that the factor of manufacture, LED filament group are connected by 2 ~ 6 LED series connection groups, and can by the LED series connection groups of permutation and combination
To obtain meeting the total typical forward voltage class requirement of the LED filament group under above-mentioned 7 kinds of alternating current grades；It can ensure to select
2 ~ 6 LED series connection groups typical forward voltage aggregate value always in the model of the total typical forward voltage value of above-mentioned LED filament group
In enclosing；The specification of the typical forward voltage grade of i.e. above-mentioned LED series connection group limits, and may be implemented in minimum LED series connection group allusion quotations
It is suitble to Constant Direct Current power supply and the pulse DC supply of 7 kinds of whole world line voltage grade under type forward voltage grade to the maximum extent
Scheme；
The built-in LED drive power module includes rectification bridge chip and LED driving electricity in PCB circuit board and PCB circuit board
Source integrated chip；
The PCB circuit board is equipped with 7 fixation solder joints being connect with LED series connection groups（J0、J1…J6）, the LED drive power
Integrated chip includes voltage detecting and logic switch controller（U2）, voltage detecting and logic switch controller（U2）It is equipped with work
Make voltage detecting end（VW）With lamplight brightness step-less adjustment end（VWmax）；It further include switching tube（K1、K2…K6）, the PCB circuits
Wherein 6 fixed solder joints on plate（J1、J2…J6）Respectively pass through switching tube（K1、K2…K6）It is connected to ground terminal（GND）, and
Each switching tube（K1、K2…K6）Control terminal be both connected to voltage detecting and logic switch controller（U2）On, the work electricity
Press test side（VW）And the output head anode of rectification bridge chip simultaneously with the fixation solder joint in PCB circuit board（J0）It is connected；It is described
The negative pole of output end of rectification bridge chip is connected to ground terminal（GND）On.
2. the construction method of LED filament lamp according to claim 1, it is characterised in that：The LED filament group is by multiple
LED filament is in series, and the binding post is fixed on a clear central column, and built-in LED drive power module is located at thoroughly
Light staining center column bottom.
3. the construction method of LED filament lamp according to claim 1 or 2, it is characterised in that：LED filament group is by combining LED
Filament is constituted；The substrate of the Combined Led Light Up silk is transparent substrate；And the built-in LED drive power module and Combined Led Light Up
Silk is coplanar with or the built-in LED drive power module is fixed on a clear central column bottom, and clear central column is also
For link column.
4. realizing the LED filament lamp of claim 2 the method, it is characterised in that：Including by multiple LED filaments（41）Series connection and
At LED filament group, LED filament group both ends are connected to two binding posts（44）On or the LED filament group series connection
Node is also connected to multiple binding posts（44）On, each binding post（44）It is each attached to clear central column（43）On, LED light
Silk is looped around clear central column（43）Outside, and clear central column（43）Bottom is equipped with built-in LED drive power module（410）,
Each binding post（44）With built-in LED drive power module（410）On fixation solder joint welding；The LED filament group, wiring
Column（44）, clear central column（43）With built-in LED drive power module（410）It is coated on bulb housing（101）It is interior, and bulb housing
（101）It is equipped with the built-in LED drive power module of connection（410）Lamp cap（108）.
5. realizing the Combined Led Light Up silk lamp of claim 3 the method, it is characterised in that：Including Combined Led Light Up silk（420）, group
Close LED filament（420）Including transparent substrate（421）, transparent substrate（421）It is equipped with multiple row or multirow LED series connection groups（41.1）,
Each LED series connection group（41.1）It is serially connected together；Combined Led Light Up silk（420）Both ends be connected to two binding posts
（44）On or the Combined Led Light Up silk（420）Middle LED series connection group node is also connected to multiple binding posts（44）On；Respectively
A binding post（44）It is welded on built-in LED drive power module（410）On；The Combined Led Light Up silk（420）, binding post
（44）With built-in LED drive power module（410）It is coated on bulb housing（101）It is interior, and bulb housing（101）It is equipped with built-in
LED drive power module（410）Lamp cap（108）.
6. Combined Led Light Up silk lamp according to claim 5, it is characterised in that：The built-in LED drive power module
（410）With Combined Led Light Up silk（420）It is coplanar, built-in LED drive power module（410）Outside is additionally provided with outer cover（415）；Or institute
State built-in LED drive power module（410）Perpendicular to Combined Led Light Up silk（420）, and built-in LED drive power module（410）Gu
It is scheduled on clear central column（43）Bottom, and the binding post（44）It is each attached to clear central column（43）On, Combined Led Light Up silk
（420）Positioned at clear central column（43）Top.
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510189473.5A CN104791627B (en) | 2015-04-21 | 2015-04-21 | A kind of construction method and LED filament lamp of LED filament lamp |
| PCT/CN2016/079692 WO2016169471A1 (en) | 2015-04-21 | 2016-04-20 | Method for constructing led filament lamp and led filament lamp |
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| CN201510189473.5A CN104791627B (en) | 2015-04-21 | 2015-04-21 | A kind of construction method and LED filament lamp of LED filament lamp |
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| CN104791627B (en) * | 2015-04-21 | 2018-10-12 | 贵州光浦森光电有限公司 | A kind of construction method and LED filament lamp of LED filament lamp |
| CN106369367A (en) * | 2015-07-23 | 2017-02-01 | 晶元光电股份有限公司 | Light emitting device |
| TWI575184B (en) * | 2015-08-11 | 2017-03-21 | LED bulb structure | |
| CN105674100A (en) * | 2016-01-14 | 2016-06-15 | 漳州立达信光电子科技有限公司 | LED lamp filament lamp |
| CN105605449A (en) * | 2016-03-11 | 2016-05-25 | 贵州光浦森光电有限公司 | Blocky large-chip LED lamp filament assembly and blocky large-chip LED lamp filament bulb |
| CN105627124B (en) * | 2016-03-11 | 2019-07-30 | 贵州光浦森光电有限公司 | A kind of LED filament component, the method and LED filament light bulb for setting up LED filament light bulb |
| CN105627125A (en) * | 2016-03-11 | 2016-06-01 | 贵州光浦森光电有限公司 | Large-chip LED lamp filament and large-chip LED lamp filament bulb |
| CN109661858A (en) * | 2016-09-05 | 2019-04-19 | 昕诺飞控股有限公司 | LED and including LED lighting devices |
| EP3296614B1 (en) * | 2016-09-16 | 2019-05-22 | Ledvance GmbH | Led lighting device having an improved led holder |
| US10215343B2 (en) | 2016-09-16 | 2019-02-26 | Ledvance Gmbh | LED lighting device having an improved LED holder |
| CN106989297B (en) * | 2017-05-17 | 2023-11-28 | 成都天星永光照明电器有限公司 | Light-operated LED filament lamp driving system and light-operated LED filament lamp |
| RU183335U1 (en) * | 2018-02-02 | 2018-09-18 | Евгений Михайлович Силкин | LED FILAMENT LAMP |
| PT3760004T (en) * | 2018-03-01 | 2022-09-22 | Broseley Ltd | Dimmable light source |
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| CN201246707Y (en) * | 2008-09-04 | 2009-05-27 | 陈清尧 | LED lighting lamp |
| JP2010272410A (en) * | 2009-05-22 | 2010-12-02 | Hitachi Displays Ltd | Backlight device, and display apparatus |
| CN201523468U (en) * | 2009-08-18 | 2010-07-07 | 吕大明 | Intelligent constant-power direct current LED filament drive circuit |
| JP2013134933A (en) * | 2011-12-27 | 2013-07-08 | Foxsemicon Integrated Technology Inc | Ac light-emitting diode lighting device |
| CN203202767U (en) * | 2013-04-08 | 2013-09-18 | 韩厚华 | String lamp |
| CN103533709A (en) * | 2013-10-08 | 2014-01-22 | 吕大明 | LED (light-emitting diode) filament stable-power combination driver |
| CN203718425U (en) * | 2013-12-06 | 2014-07-16 | 宁波爱美克思照明电器有限公司 | Bulb with LED (Light Emitting Diode) lamp filament structure |
| CN203628388U (en) * | 2013-12-18 | 2014-06-04 | 匡正芳 | Full-glass bulb shell LED lamp |
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| CN203628391U (en) * | 2013-12-26 | 2014-06-04 | 南通中润照明电器有限公司 | Automatic closed type LED filament bulb |
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| CN104791627B (en) * | 2015-04-21 | 2018-10-12 | 贵州光浦森光电有限公司 | A kind of construction method and LED filament lamp of LED filament lamp |
| CN204592947U (en) * | 2015-04-21 | 2015-08-26 | 贵州光浦森光电有限公司 | A kind of LED silk lamp that is light source with Combined Led Light Up silk |
| CN204554453U (en) * | 2015-04-21 | 2015-08-12 | 贵州光浦森光电有限公司 | A kind of Combined Led Light Up silk lamp |
| CN204494165U (en) * | 2015-04-21 | 2015-07-22 | 贵州光浦森光电有限公司 | A kind of LED silk lamp |
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| WO2016169471A1 (en) | 2016-10-27 |
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