CN206272893U - One kind is integrally formed formula character type LED light source module - Google Patents
One kind is integrally formed formula character type LED light source module Download PDFInfo
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- CN206272893U CN206272893U CN201621198728.0U CN201621198728U CN206272893U CN 206272893 U CN206272893 U CN 206272893U CN 201621198728 U CN201621198728 U CN 201621198728U CN 206272893 U CN206272893 U CN 206272893U
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Abstract
Formula character type LED light source module is integrally formed the utility model discloses one kind, including character type substrate, the LED string of power module, drive module and at least two different colours is provided with the character type substrate, the LED string includes some LEDs lamp beads, and each LED lamp bead is evenly arranged on character type substrate；Voltage needed for the power module converts input voltage into drive module work is powered to drive module, and the drive module adjusts brightness and the color of LED light source module according to the illuminating state of dimming commands control LED string.The utility model is uniformly arranged by by LED lamp bead on character type substrate, make LED light source uniform in light emission, and the lamp string of different colours is set, can be according to the mixed light for lighting quantity, color and multiple color of lamp string, realize that different colors are adjusted, so as to meet different scene needs.
Description
Technical field
The utility model is related to LED light source, and more particularly to one kind is integrally formed formula character type LED light source module.
Background technology
Existing LED signboards luminescent characters typically with LED modules as light source, by side of the light source loaded on character type it is transparent or
In the mould of person's all-transparent, character shape of being broken forth when light source luminescent.This LED modules typically use drop glue or Shooting Technique,
Also there is portioned product using bare board mould, be one group of little module of composition by a lamp or three lamps, electronics is used between module
Line is connected, and the shape arrangement of character is pressed in order to lamp.
However, existing LED signboards luminescent characters light source use and there is following a few point defects in installation：
1st, light source is molded module or drop rubber moulding group using discrete LED, is arranged by the shape of luminescent characters, installs complicated,
The illumination effect expected is, it is necessary to carry out cloth lamp experiment repeatedly, cost of labor is high；LED modules need single lamp bead simultaneously
Paste, inefficiency.
2nd, influenceed by artificial bank light, substantially, bulk article is all easily produced the brightness uniformity sex differernce of identical luminescent characters
Light and shade difference.
3rd, LED die set light sources are typically drop glue or injection, and light source is wrapped in colloid, small volume, poor radiation,
Easily produce light decay.
4th, LED is in installation process, it may appear that wiring error, repeated removal with assembling.
5th, signboard luminescent characters are usually monochromatic source, to change glow color and need to remove original light source and change new light
Source, working service is very inconvenient.
Thus prior art could be improved and improve.
Utility model content
In view of above-mentioned the deficiencies in the prior art part, the purpose of this utility model is to provide one kind to be integrally formed formula character
Type LED light source module, can make light source luminescent brightness uniformity, moreover it is possible to adjust brightness and the color of light source.
In order to achieve the above object, the utility model takes following technical scheme：
One kind is integrally formed formula character type LED light source module, including character type substrate, is provided with the character type substrate
The LED string of power module, drive module and at least two different colours, the LED string includes some LEDs lamp beads, respectively
LED lamp bead is evenly arranged on character type substrate；The power module converts input voltage into electricity needed for drive module work
Press and powered to drive module, the drive module controls the illuminating state of LED string, and regulation LED light source according to dimming commands
The brightness of module and color.
Described is integrally formed in formula character type LED light source module, and the LED string is four, respectively the first LED
String, the second LED string, the 3rd LED string and the 4th LED string.
Described is integrally formed in formula character type LED light source module, the drive module include MCU chip, the first electric capacity,
First metal-oxide-semiconductor, the second metal-oxide-semiconductor, the 3rd metal-oxide-semiconductor, the 4th metal-oxide-semiconductor, first resistor, second resistance, 3rd resistor, the 4th resistance,
5th resistance, the 6th resistance, the 7th resistance and the 8th resistance, the vdd terminal connection power module of the MCU chip, also by the
One capacity earth, the P0 ends of MCU chip are grounded by the grid of first resistor the first metal-oxide-semiconductor of connection, also by second resistance, institute
State the negative pole of the drain electrode first LED string of connection of the first metal-oxide-semiconductor, the positive pole connection VCC feeder ears of the first LED string, described the
The source ground of one metal-oxide-semiconductor；The P1 ends of MCU chip are by the grid of 3rd resistor the second metal-oxide-semiconductor of connection, also by the 4th resistance
Ground connection, the negative pole of the drain electrode second LED string of connection of second metal-oxide-semiconductor, the positive pole connection VCC feeder ears of the second LED string,
The source ground of second metal-oxide-semiconductor；The P2 ends of MCU chip connect the grid of the 3rd metal-oxide-semiconductor by the 5th resistance, also by the
Six resistance eutral groundings, the negative pole of drain electrode the 3rd LED string of connection of the 3rd metal-oxide-semiconductor, the positive pole connection VCC of the 3rd LED string
Feeder ear, the source ground of the 3rd metal-oxide-semiconductor；The P4 ends of MCU chip by the 7th resistance connect the 4th metal-oxide-semiconductor grid,
Also by the 8th resistance eutral grounding, the negative pole of drain electrode the 4th LED string of connection of the 4th metal-oxide-semiconductor, the positive pole of the 4th LED string
Connection VCC feeder ears, the source ground of the 4th metal-oxide-semiconductor.
Described is integrally formed formula character type LED light source module, also including the receiver module for receiving dimming commands, institute
Receiver module is stated to be connected with power module and drive module.
Described is integrally formed in formula character type LED light source module, and the receiver module includes infrared receiving terminal and second
Electric capacity, the infrared receiving terminal+3V ends connection power module, also by the second capacity earth, the IR of the infrared receiving terminal
The P5 ends of end connection MCU chip.
Described is integrally formed formula character type LED light source module, also sends mould including the instruction for sending dimming commands
Block, the instruction sending module and receiver module wireless connection.
Described is integrally formed in formula character type LED light source module, and the power module includes power supply chip and the 3rd electricity
Hold, the VIN ends of power module connection VCC feeder ears ,+3V the ends of the VOUT ends connection infrared receiving terminal of power supply chip and
The vdd terminal of MCU chip.
Described is integrally formed in formula character type LED light source module, each LED string positive pole and VCC feeder ears it
Between be serially connected with current-limiting resistance.
Described is integrally formed in formula character type LED light source module, and the first LED string is red colored lamp string, the second LED string
For green light string, the 3rd LED string are that blue lamp string and the 4th LED string are white lamps string.
Described is integrally formed in formula character type LED light source module, and MCU chip uses the chip of PIC12F systems.
Compared to prior art, what the utility model was provided is integrally formed formula character type LED light source module, including character type
Substrate, is provided with the LED string of power module, drive module and at least two different colours on the character type substrate, described
LED string includes some LEDs lamp beads, and each LED lamp bead is evenly arranged on character type substrate；The power module will be input into electricity
Voltage needed for pressure is converted to drive module work is powered to drive module, and the drive module controls LED according to dimming commands
The illuminating state of string adjusts brightness and the color of LED light source module.The utility model by by LED lamp bead in character type base
It is uniformly arranged on plate, makes LED light source uniform in light emission, and the lamp string of different colours is set, quantity, face can be lighted according to lamp string
The mixed light of color and multiple color, realizes that different colors are adjusted, so as to meet different scene needs.
Brief description of the drawings
Fig. 1 is integrally formed the structured flowchart of formula character type LED light source module for the utility model.
Fig. 2 is integrally formed the circuit diagram of formula character type LED light source module for the utility model.
Specific embodiment
The utility model provides one kind and is integrally formed formula character type LED light source module, is mainly used in signboard word luminous product,
Signboard luminescent characters aluminium base presses character shape integral molding techniques, and LED light source is realized directly against on the substrate of character shape
The superior illumination effect of luminescent characters.RGB+W polychromatic sources and the intelligent dimming technology such as infrared, wireless, bluetooth, WIFI are used simultaneously
Glow color to luminescent characters is adjusted, so as to meet different scene needs.
To make the purpose of this utility model, technical scheme and effect clearer, clear and definite, develop simultaneously implementation referring to the drawings
Example is further described to the utility model.It should be appreciated that specific embodiment described herein is only used to explain this practicality
It is new, it is not used to limit the utility model.
Also referring to Fig. 1 and Fig. 2, what the utility model was provided is integrally formed formula character type LED light source module, including word
Symbol type substrate（Not shown in figure）, wherein, the character type substrate can be using the aluminium base of good heat dissipation effect, when making, can
PCB is drawn with according to the character of signboard luminescent characters or form and dimension, LED lamp bead, electronic component are evenly spaced in substrate
On.
Power module 10, the LED of the different colours of drive module 20 and at least two are provided with the character type substrate
String, drive module 20 connection power module 10 and each LED string.The LED string includes some LEDs lamp beads, each LED lamp bead
It is evenly arranged on character type substrate；The power module 10 convert input voltage into drive module 20 work required voltage to
Drive module 20 is powered, and the drive module 20 adjusts LED light source according to the illuminating state of dimming commands control LED string
The brightness of module and color.
The present embodiment is mounted on aluminium base by by LED lamp bead and associated electronic components, makes it have electric function；It is whole
Individual aluminium base is a complete character shape, and LED lamp bead is evenly distributed thereon, is entirely high between LED lamp bead and LED lamp bead
Copper Foil connection on aluminium base, centre only has power line to connect, by aluminium base without any electric wire between aluminium base and external power source
As LED carrier and enough area of dissipations are provided, be conducive to the service life of director's lamp bead.Afterwards only need to be by character molded line
Road plate LED light source is fitted into corresponding character type signboard word housing, and screw is fixed, and exempts arrangement and the company of light source module
Line, can just send uniform presentation character outline after energization.
The utility model is uniformly arranged by by LED lamp bead on character type substrate, makes LED light source uniform in light emission, and
The lamp string of different colours is set, different colors can be realized according to the mixed light for lighting quantity, color and multiple color of lamp string
It is adjusted, so as to meet different scene needs.
In the present embodiment, the LED string is four, respectively the first LED string 301, the second LED string the 302, the 3rd
The LED string 304 of LED string 303 and the 4th.It is preferred that four LED strings can be used different colors, thus can by it is monochromatic,
Or mixed light goes out different colors, different scenes needs are met.
During specific implementation, the first LED string 301 is red colored lamp string, the second LED string 302 is green light string, the 3rd LED
Lamp string 303 is blue lamp string and the 4th LED string 304 is white lamps string.In mixed light, the light of shades of colour can by it is red, green,
The light of blue three-color is mixed, such as：It is in yellow after red and green mixed light, is in cyan after green and blue mixed light, it is red
With after blue mixed light in magenta, it is white after red, green and blue mixed light, during mixed light by control shades of colour light it is bright
Degree can be obtained by the light of different depth colors.The present invention is used for white lamps string, it is possible to do not use the mixed of white
Light mode.
Also referring to Fig. 1 and Fig. 2, the drive module 20 includes MCU chip U1, the first electric capacity C1, the first metal-oxide-semiconductor
Q1, the second metal-oxide-semiconductor Q2, the 3rd metal-oxide-semiconductor Q3, the 4th metal-oxide-semiconductor Q4, first resistor R1, second resistance R2,3rd resistor R3, the 4th
Resistance R4, the 5th resistance R5, the 6th resistance R6, the 7th resistance R7 and the 8th resistance R8, because lamp string is four, the MCU core
Piece U1 only need to be using the I/O port with 4 or more.The model of satisfactory MCU is especially more, such as using PIC12F systems
The chip of system, specifically such as：Such as PIC12F629, the PIC12F675 of the production of Wei Xin companies of the U.S., this two MCU is SOP8 envelopes
Dress, with 1KB Flash, 6 I/O ports, with EEPROM, meets the memory requirement of program, also carries PWM module, easy to use.
First metal-oxide-semiconductor Q1, the second metal-oxide-semiconductor Q2, the 3rd metal-oxide-semiconductor Q3, the 4th metal-oxide-semiconductor Q4 are N-channel MOS pipe, when its grid
Extremely high level when, metal-oxide-semiconductor conducting can brightness LED lamp bead, and control LED lamp bead by controlling the conducting degree of metal-oxide-semiconductor
Height.
The vdd terminal of the MCU chip U1 is connected power module 10, is also grounded by the first electric capacity C1, the P0 of MCU chip U1
End is connected the grid of the first metal-oxide-semiconductor Q1 by first resistor R1, is grounded also by second resistance R2, the first metal-oxide-semiconductor Q1's
The negative pole of drain electrode the first LED string 301 of connection, the positive pole connection VCC feeder ears of the first LED string 301, first metal-oxide-semiconductor
The source ground of Q1；The P1 ends of MCU chip U1 are by the grid of the second metal-oxide-semiconductor Q2 of 3rd resistor R3 connections, also by the 4th electricity
Resistance R4 ground connection, the negative pole of the drain electrode second LED string 302 of connection of the second metal-oxide-semiconductor Q2, the positive pole of the second LED string 302 connects
Connect VCC feeder ears, the source ground of the second metal-oxide-semiconductor Q2；The P2 ends of MCU chip U1 connect the 3rd by the 5th resistance R5
The grid of metal-oxide-semiconductor Q3, it is grounded also by the 6th resistance R6, drain electrode the 3rd LED string 303 of connection of the 3rd metal-oxide-semiconductor Q3
Negative pole, the positive pole connection VCC feeder ears of the 3rd LED string 303, the source ground of the 3rd metal-oxide-semiconductor Q3；MCU chip U1's
P4 ends are connected the grid of the 4th metal-oxide-semiconductor Q4 by the 7th resistance R7, are grounded also by the 8th resistance R8, the 4th metal-oxide-semiconductor Q4
Drain electrode connection the 4th LED string 304 negative pole, the 4th LED string 304 positive pole connection VCC feeder ears, the 4th MOS
The source ground of pipe Q4.
It is of the present utility model to be integrally formed formula character type LED light source mould for the ease of regulation please continue to refer to Fig. 1 and Fig. 2
Group also includes the receiver module 40 for receiving dimming commands, and the receiver module 40 connects with power module 10 and drive module 20
Connect.Accordingly, the character type LED light source module also includes the instruction sending module for sending dimming commands, the instruction hair
Send module and the wireless connection of receiver module 40.
The instruction sending module and receiver module 40 are arranged in pairs, such as using infrared, bluetooth, WIFI transceiver modules.This reality
With new use infrared transceiver module, such as instruction sending module is integrated in the remote control with infrared emission function.Using infrared
Remote control is defined to glow color and effect, makes to want each button of remote control to correspond to respectively：White light, feux rouges, green glow, indigo plant
Light, brightness increase, brightness reduction etc.（More colors and function can also be defined）；Secondly character type wiring board LED modules pass through
Infrared receiving terminal U2 thereon emits infrared signal and receives to remote control（Bluetooth, WIFI etc. are received by antenna）And
It is sent in MCU and decodes, and the glow color of light source module is controlled according to code.
The receiver module 40 includes that+3V the ends of infrared receiving terminal U2 and the second electric capacity C2, the infrared receiving terminal U2 connect
Connect power module 10, be grounded also by the second electric capacity C2, the IR ends of the infrared receiving terminal U2 connect the P5 ends of MCU chip U1.
The infrared receiving terminal U2 can select infrared receiving terminal conventional on the market, need to only meet reception head operation wavelength in far infrared
850-940nm, frequency 38KHz, operating voltage 2.7-5.5V.Such as model：The integral type infrared receiving terminal of LF0038.
Please continue to refer to Fig. 1 and Fig. 2, the power module 10 includes power supply chip U3 and the 3rd electric capacity C3, the power supply
The VIN ends connection VCC feeder ears of module 10, the VOUT ends of power supply chip U3 connect+3V ends and the MCU chip of infrared receiving terminal U2
The vdd terminal of U1.VCC voltage conversions can be that 3.3V is MCU chip U1 using the chip of model HT7133 by power supply chip U3
Working power is provided with infrared receiving terminal U2.
In order to protect LED to be not damaged by, current limiting electricity is concatenated between the positive pole and VCC feeder ears of each LED string
Resistance R9, prevents high current from damaging LED lamp bead.
In order to be better understood from the technical solution of the utility model, below in conjunction with Fig. 1 and Fig. 2 to one of the present utility model
The operation principle of formation type character type LED light source module is described in detail：
Four lamp strings can be common-anode between lamp string and lamp string, using 12V direct currents by the way of three lamp bead series connection
Source powers, and the negative pole of lamp string is connected to the drain electrode of metal-oxide-semiconductor, and the grid of metal-oxide-semiconductor is connected to the I/O port of MCU chip U1 again, by MCU chip
U1 output light modulation driving currents, control glow color and luminosity.
It is first to send instruction of turning on light from remote control to the formula character type LED light source module that is integrally formed of the present utility model, it is infrared
After reception head U2 receives instruction of turning on light, MCU chip U1 is sent to, is instruction of turning on light by MCU chip U1 identification dimming commands, and
The pwm signal of some dutycycles is exported to corresponding metal-oxide-semiconductor, corresponding lamp string is lighted by metal-oxide-semiconductor output low level.So
When reselection brightness increase button, after MUC chips instructs, the point dutycycle of increase pwm signal makes corresponding lamp cross luma degree
Increase.Then need to be processed by mixed light when full-color light-emitting need to be realized, i.e., sent out simultaneously by making the LED string of different glow colors
Light, and control the luminous brightness of shades of colour LED（I.e. multiple I/O ports of MCU chip U1 all export high point and put down and the empty ratio in difference
PWM information）.
In sum, the utility model has the advantages that compared with prior art：
1st, signboard luminescent characters light source wiring board presses character shape design one-shot forming, and LED arrangements evenly rationally, light more
Uniformly, unshadowed, Integral luminous effect is more superior, and bulk article indifference, efficiency high.
2nd, because substrate uses one-shot forming technique, low cost is produced in batches, without cloth lamp repeatedly, product can directly pacify
Dress, less manpower.
3rd, due to using aluminium base using character type substrate, its area is big, and good heat dissipation more can guarantee that the life-span of LED.
4th, LED light source is once-forming, and uniform arrangement, light loss is few, and luminous efficiency is higher, energy-conserving and environment-protective.
5th, light source is using the integrated 5050LED light sources of the colors of RGB+W tetra- or uses discrete red, green, blue, white LED light source, plus
The intelligent dimming modules such as infrared distant, wireless, bluetooth, WIFI are controlled to the glow color of luminescent characters, are applicable not using flexible
Same scene demand.
It is understood that for those of ordinary skills, can according to the technical solution of the utility model and
The design of its utility model is subject to equivalent or change, and all these changes or replacement should all belong to appended by the utility model
Scope of the claims.
Claims (10)
1. one kind is integrally formed formula character type LED light source module, including character type substrate, it is characterised in that the character type base
The LED string of power module, drive module and at least two different colours is provided with plate, the LED string includes some
LED lamp bead, each LED lamp bead is evenly arranged on character type substrate；The power module converts input voltage into drive module
Voltage needed for work is powered to drive module, and the drive module controls the illuminating state of LED string according to dimming commands, and adjusts
Save brightness and the color of LED light source module.
2. it is according to claim 1 to be integrally formed formula character type LED light source module, it is characterised in that the LED string is
Four, respectively the first LED string, the second LED string, the 3rd LED string and the 4th LED string.
3. it is according to claim 1 to be integrally formed formula character type LED light source module, it is characterised in that the drive module
Including MCU chip, the first electric capacity, the first metal-oxide-semiconductor, the second metal-oxide-semiconductor, the 3rd metal-oxide-semiconductor, the 4th metal-oxide-semiconductor, first resistor, the second electricity
Resistance, 3rd resistor, the 4th resistance, the 5th resistance, the 6th resistance, the 7th resistance and the 8th resistance, the vdd terminal of the MCU chip
Connection power module, also by the first capacity earth, the P0 ends of MCU chip by the grid of first resistor the first metal-oxide-semiconductor of connection,
It is grounded also by second resistance, the negative pole of the drain electrode first LED string of connection of first metal-oxide-semiconductor, the positive pole of the first LED string
Connection VCC feeder ears, the source ground of first metal-oxide-semiconductor；The P1 ends of MCU chip connect the second metal-oxide-semiconductor by 3rd resistor
Grid, also by the 4th resistance eutral grounding, the negative pole of the drain electrode second LED string of connection of second metal-oxide-semiconductor, the second LED
The positive pole connection VCC feeder ears of string, the source ground of second metal-oxide-semiconductor；The P2 ends of MCU chip connect the by the 5th resistance
The grid of three metal-oxide-semiconductors, also by the 6th resistance eutral grounding, the negative pole of drain electrode the 3rd LED string of connection of the 3rd metal-oxide-semiconductor, the
The positive pole connection VCC feeder ears of three LED strings, the source ground of the 3rd metal-oxide-semiconductor；The P4 ends of MCU chip are by the 7th electricity
The grid of resistance the 4th metal-oxide-semiconductor of connection, also by the 8th resistance eutral grounding, drain electrode the 4th LED string of connection of the 4th metal-oxide-semiconductor
Negative pole, the positive pole connection VCC feeder ears of the 4th LED string, the source ground of the 4th metal-oxide-semiconductor.
4. it is according to claim 3 to be integrally formed formula character type LED light source module, it is characterised in that also including for connecing
The receiver module of dimming commands is received, the receiver module is connected with power module and drive module.
5. it is according to claim 4 to be integrally formed formula character type LED light source module, it is characterised in that the receiver module
Including infrared receiving terminal and the second electric capacity ,+3V the ends of the infrared receiving terminal connect power module, are connect also by the second electric capacity
Ground, the IR ends of the infrared receiving terminal connect the P5 ends of MCU chip.
6. it is according to claim 4 to be integrally formed formula character type LED light source module, it is characterised in that also including for sending out
Send the instruction sending module of dimming commands, the instruction sending module and receiver module wireless connection.
7. it is according to claim 5 to be integrally formed formula character type LED light source module, it is characterised in that the power module
Including power supply chip and the 3rd electric capacity, the VIN ends connection VCC feeder ears of the power module, the VOUT ends connection of power supply chip
+ 3V the ends of infrared receiving terminal and the vdd terminal of MCU chip.
8. it is according to claim 3 to be integrally formed formula character type LED light source module, it is characterised in that in each LED string
Positive pole and VCC feeder ears between be serially connected with current-limiting resistance.
9. formula character type LED light source module is integrally formed according to Claims 2 or 3, it is characterised in that the first LED
Go here and there as red colored lamp string, the second LED string are that green light string, the 3rd LED string are that blue lamp string and the 4th LED string are white lamps
String.
10. it is according to claim 3 to be integrally formed formula character type LED light source module, it is characterised in that MCU chip is used
The chip of PIC12F systems.
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| Application Number | Priority Date | Filing Date | Title |
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| CN201621198728.0U CN206272893U (en) | 2016-11-07 | 2016-11-07 | One kind is integrally formed formula character type LED light source module |
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| CN201621198728.0U CN206272893U (en) | 2016-11-07 | 2016-11-07 | One kind is integrally formed formula character type LED light source module |
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Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107084331A (en) * | 2017-06-16 | 2017-08-22 | 王勇其 | A kind of LED light source structure |
| CN108260252A (en) * | 2018-01-30 | 2018-07-06 | 福建省亿宝光电科技有限公司 | A kind of LED light string flashing control system and its flashing controlling method |
| CN108650751A (en) * | 2018-07-23 | 2018-10-12 | 上海芯鸿电子科技有限公司 | A kind of color LED lamp bead of two lines communication |
| CN109285479A (en) * | 2018-11-21 | 2019-01-29 | 擎茂微电子（深圳）有限公司 | A kind of LED perforated lamp Billboard done yourself |
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2016
- 2016-11-07 CN CN201621198728.0U patent/CN206272893U/en active Active
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107084331A (en) * | 2017-06-16 | 2017-08-22 | 王勇其 | A kind of LED light source structure |
| CN108260252A (en) * | 2018-01-30 | 2018-07-06 | 福建省亿宝光电科技有限公司 | A kind of LED light string flashing control system and its flashing controlling method |
| CN108650751A (en) * | 2018-07-23 | 2018-10-12 | 上海芯鸿电子科技有限公司 | A kind of color LED lamp bead of two lines communication |
| CN109285479A (en) * | 2018-11-21 | 2019-01-29 | 擎茂微电子（深圳）有限公司 | A kind of LED perforated lamp Billboard done yourself |
| CN109285479B (en) * | 2018-11-21 | 2023-09-19 | 擎茂微电子（深圳）有限公司 | LED perforated lamp advertising word plate made by hands |
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