CN207661446U - A kind of dynamic LED light source modular structure of free drive - Google Patents
A kind of dynamic LED light source modular structure of free drive Download PDFInfo
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- CN207661446U CN207661446U CN201721660893.8U CN201721660893U CN207661446U CN 207661446 U CN207661446 U CN 207661446U CN 201721660893 U CN201721660893 U CN 201721660893U CN 207661446 U CN207661446 U CN 207661446U
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Abstract
The utility model is related to a kind of free drives to move LED light source modular structure, it is characterized in that printing pad circuit on ceramic substrate, and pass through face-down bonding and ultrasonic wave gold thread sequence welding LED chip, rectifier diode chip, constant current tube chip, and it is fixed on the fixed position of printing pad circuit, and by fluorescent powder silica gel coated in LED chip, then after by box dam glue coated in the one circle sealing of printing pad circuit edge detour, it forms a free drive and moves LED light source, multiple free drives are then moved into LED light source tandem compound into multi-angle illuminating module.The dynamic LED light source of the utility model free drive, because its is simple in structure, combination is convenient, and the technique effect of generation is good, and manufacturing cost is relatively low, is convenient for industrialized production.
Description
Technical field
Light source module group is moved the utility model is related to free drive more particularly to a kind of free drive moves LED light source modular structure.
Background technology
LED (light emitting diode Light Emitting Diode) illuminations are after incandescent lamp, fluorescent lamp back lighting light source
Revolution again, it is efficient illumination product most with prospects to be recognized by the world as.The most of LED illumination in whole world manufacturer at present
Production is all direct-current LED illuminating product, could normally be sent out this is because common LED chip must supply suitable direct current supply
Light (mono- voltage value of usual LED between 3.0-3.3V shine), and used in daily life High Level AC Voltage (AC 100~
230V), it is necessary to it is converted into direct current (DC) by exchange (AC), low pressure is converted to by high pressure, just can come driving LED carry out just
Often work.This just needs additional power source to drive LED to shine, and is added significantly to the cost of LED illumination device, and in driver
Service life of the service life of capacitance component well below LED.It is shone with directly driven by AC LED, entire LED information display system will
It greatly simplifies.Modularization and simplification, are the development trends of LED illumination.
It is multiple DC LED light sources using the multi-angle immediate prior art that shines now, additional power source drives, and needs
Power supply is placed in larger space, cannot do small sized illuminator.This design to product, manufacture all generate difficult, product
Appearance is also very larger, without aesthetic feeling.
Invention content
Based on above-mentioned technological deficiency, research and development one kind can move LED light source module by free drive in any combination, and purpose exists
In solving the problems, such as because of insufficient space, and country variant voltage request may also adapt to by this series system.
Implement a kind of dynamic LED light source modular structure of free drive, it is characterised in that pad circuit is printed on the ceramic substrate, and
By face-down bonding and ultrasonic wave gold thread sequence welding LED chip, rectifier diode chip, constant current tube chip, and it is fixed on print
The fixed position of brush pad circuit, and then box dam glue is coated in printing pad by fluorescent powder silica gel coated in LED chip
Circuit edge detours after a circle sealing, forms a free drive and moves LED light source, multiple free drives are then moved LED light source tandem compound
At multi-angle illuminating module；
The ceramic substrate is printed with L/N terminal references, printed circuit position and LED chip welding position；
The light source welding unit, sequence weld LED chip, rectifier diode chip, constant current tube direct chip attachment and exist
Then position corresponding to the pad circuit of ceramic substrate is sealed with fluorescent powder silica gel and constitutes an integrated light source.
The LED chip is bare chip, is embedded at the LED chip welding position of ceramic substrate with upside-down mounting soldering, makes it
Welding is stablized.
It is constituted after multiple LED light emitting diodes groups in printing pad circuit and constant current tube welding on the ceramic substrate
Series circuit prevents voltage instantaneous higher and damages protection circuit.
50/60HZ alternating currents are converted into 100/120HZ by the bridge rectifier for being concatenated by four rectifier diodes and being constituted
Direct current.In multiple series connection, direction need not be divided, thus can arbitrarily connect light source module group, placed when in use arbitrary
The position of angle can reach comprehensive illumination effect.
Constant current tube chip in the light source module group circuit, constant current hold is constant in certain voltage range.
The utility model uses good insulation preformance, the ceramic substrate of rapid heat dissipation；LED and constant current tube are used in circuit setting
The anti-high voltage surge circuit and constant-current circuit of composition；Rectifier diode forms bridge rectifier and provides direct current for LED light source module
Constitute stable light source；And multiple such free drives move LED light sources and are connected into module, place different angles, reach 360 degree it is complete
Angle illumination effect can also meet country variant voltage request by series system.In short, what the utility model free drive moved
LED light source, because its is simple in structure, combination is convenient, and the technique effect of generation is good, and manufacturing cost is relatively low, is convenient for industrialized production.
Description of the drawings
Fig. 1 is that a kind of free drive of the utility model moves LED light source modular structure schematic diagram；
Fig. 2 is the ceramic substrate printing circuit structure schematic diagram that a kind of free drive of the utility model moves LED light source module；
Fig. 3 is the light source series connection schematic diagram that a kind of free drive of the utility model moves LED light source module；
Fig. 4 is the circuit principle structure schematic diagram that a kind of free drive of the utility model moves LED light source module.
Accompanying drawing number and title explanation：Ceramic substrate 1, L/N terminals 101, printed circuit position 102, LED chip welding
Position 103；Light source welding unit 2, printing pad circuit 201, box dam glue 202, LED chip 203, rectifier diode chip 204,
Constant current tube chip 205, gold thread 206, fluorescent powder silica gel 207.Electric wire 3；Free drive moves LED light source modular circuit schematic diagram 4, LED hairs
Optical diode group 401；Rectifier diode 402, constant current tube 403.
Specific implementation mode
Come below with specific embodiment, LED light source modular structure is moved to a kind of free drive of the utility model and is further retouched
It states：
As shown in Figures 1 to 4, a kind of free drive moves LED light source modular structure, and pad circuit 201 is printed on ceramic substrate 1,
And LED chip 203, rectifier diode chip 204, constant current tube chip are sequentially welded by face-down bonding and ultrasonic wave gold thread 206
205, and it is fixed on the fixed position of printing pad circuit 201, and fluorescent powder silica gel 207 is coated in LED chip 203, so
After afterwards by box dam glue 202 coated in 201 edge detour of printing pad circuit, one circle sealing, forms a free drive and move LED light source, so
Multiple free drives are moved into LED light source tandem compound into multi-angle illuminating module afterwards；Ceramic substrate 1 is printed with L/N terminal references
101,203 welding position of printed circuit position 102 and LED chip；Light source welding unit 2, sequence weld LED chip 203, rectification
Diode chip for backlight unit 204, constant current tube chip 205 are directly welded at the position corresponding to the printing pad circuit 201 of ceramic substrate 1,
Then it is sealed with fluorescent powder silica gel 207 and constitutes an integrated light source.LED chip 203 is bare chip, is embedded in upside-down mounting soldering
At 203 welding position of LED chip of ceramic substrate 1, its welding is made to stablize.In printing pad circuit 201 on ceramic substrate 1
Multiple LED light emitting diodes groups 401 and constant current tube 403 constitute series circuit after welding, and prevent voltage instantaneous higher and damage and protect
Protect circuit.50/60HZ alternating currents, are converted into the direct current of 100/120HZ by the bridge rectifier that four rectifier diodes 402 are constituted
Electricity.In multiple series connection, direction need not be divided, thus can arbitrarily connect light source module group, placed when in use at any angle
Position can reach comprehensive illumination effect.Constant current tube chip in light source module group circuit, it is electric in certain voltage range
Stream keeps constant constant.
Fig. 2, the ceramic substrate printing circuit structure schematic diagram of the utility model are printed with L/N terminals on ceramic substrate 1
Label, printed circuit position and LED chip welding position.
Fig. 3 is that the free drive of 3 LED light sources combination moves LED light source module, 3 LED light source electric wires 3 is welded on L/N
Terminals constitute series connection (direction that need not divide L, N), place different angles, you can to accomplish that 360 degree shine.According to and go here and there knot
The method of conjunction constitutes different capacity, the multiple smooth surface light source of different voltages.
L/N terminals, multiple rectifier diodes 402 are arranged in Fig. 4, the circuit principle structure figure in the utility model, circuit
Series connection, LED light emitting diodes group 401 and multiple constant current tubes 403 are in parallel and constitute a free drive and move LED light source modular circuit principle
Fig. 4.Multiple tandem compounds adapt to country variant voltage request, enhance Surge handling capability so that product is relatively reliable.
In short, the LED light source that the utility model free drive is dynamic, because its is simple in structure, combination is convenient, the technique effect of generation
Good, manufacturing cost is relatively low, is convenient for industrialized production.
Therefore, all category the technical solution of the utility model and technical concept are not necessarily to creative mental labour and make other respectively
The corresponding conversion scheme of kind, belongs to the range that the utility model is protected.
Claims (5)
1. a kind of free drive moves LED light source modular structure, it is characterised in that print pad circuit on ceramic substrate, and pass through flip chip bonding
It connects and welds LED chip, rectifier diode chip, constant current tube chip with ultrasonic wave gold thread sequence, and be fixed on printing pad circuit
Fixed position, and by fluorescent powder silica gel coated in LED chip, then by box dam glue coated in printing pad circuit edge around
After the circle sealing of row one, form free drive and move LED light source, then by multiple free drives move LED light source tandem compound at multi-angle
Illuminating module；
The ceramic substrate is printed with L/N terminal references, printed circuit position and LED chip welding position；
The light source welding unit, sequence weld LED chip, rectifier diode chip, constant current tube direct chip attachment in ceramics
Then position corresponding to the pad circuit of substrate is sealed with fluorescent powder silica gel and constitutes an integrated light source.
2. a kind of free drive as described in claim 1 moves LED light source modular structure, it is characterised in that the LED chip is naked core
Piece is embedded in upside-down mounting soldering at the LED chip welding position of ceramic substrate, its welding is made to stablize.
3. a kind of free drive as claimed in claim 1 or 2 moves LED light source modular structure, it is characterised in that on the ceramic substrate
Printing pad circuit in multiple LED light emitting diodes groups and constant current tube welding after constitute series circuit, prevent voltage instantaneous
It is higher and damage protection circuit.
4. a kind of free drive as described in claim 1 moves LED light source modular structure, it is characterised in that passed through by four rectifier diodes
50/60HZ alternating currents, are converted into the direct current of 100/120HZ by the bridge rectifier connected and constituted；Bridge rectifier is increased,
When multiple series connection, direction need not be divided, thus can arbitrarily connect light source module group, place position at any angle when in use,
Comprehensive illumination effect can be reached.
5. a kind of free drive as claimed in claim 3 moves LED light source modular structure, it is characterised in that in the light source module group circuit
Constant current tube chip, constant current hold is constant in certain voltage range.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721660893.8U CN207661446U (en) | 2017-11-17 | 2017-11-17 | A kind of dynamic LED light source modular structure of free drive |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721660893.8U CN207661446U (en) | 2017-11-17 | 2017-11-17 | A kind of dynamic LED light source modular structure of free drive |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN207661446U true CN207661446U (en) | 2018-07-27 |
Family
ID=62939361
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201721660893.8U Active CN207661446U (en) | 2017-11-17 | 2017-11-17 | A kind of dynamic LED light source modular structure of free drive |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN207661446U (en) |
-
2017
- 2017-11-17 CN CN201721660893.8U patent/CN207661446U/en active Active
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