CN207394755U - A kind of driving chip cascades single line LED light - Google Patents
A kind of driving chip cascades single line LED light Download PDFInfo
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- CN207394755U CN207394755U CN201721368857.4U CN201721368857U CN207394755U CN 207394755 U CN207394755 U CN 207394755U CN 201721368857 U CN201721368857 U CN 201721368857U CN 207394755 U CN207394755 U CN 207394755U
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- driving chip
- led light
- lamp
- lamp layers
- conducting wire
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Abstract
The utility model discloses a kind of driving chips to cascade single line LED light,Including circular cone lamp holder,Mounting layer is equipped in circular cone lamp holder,Circular cone lamp holder is equipped with the first lamp layers,Second lamp layers and the 3rd lamp layers,First lamp layers,Pass through the first conducting wire respectively in second lamp layers and the 3rd lamp layers,Second conducting wire and privates are serially connected with LED light,The first driving chip has been sequentially connected in series by address bus in mounting layer,Second driving chip and the 3rd driving chip,First driving chip,Second driving chip and the 3rd driving chip respectively with the first conducting wire,Second conducting wire,It is connected with privates,First driving chip,Second driving chip and the 3rd driving chip are attempted by data/address bus,Save length of cable,Cost is saved,Three driving chips are mutual indepedent,Even if the damage of some driving chip will not influence the work of the LED light of other grade of driving chip,Improve the stability of driving chip cascade single wire transmission signal.
Description
Technical field
The utility model is related to LED light technical fields, are specially a kind of driving chip cascade single line LED light.
Background technology
For many years, the important role of LED-directly play in flat display field, and by its unique high brightness,
High intensity, long-life, sliceable the advantages that using, is convenient, flexible so that it shows in large area indoor and outdoor, especially physical culture,
The application in the fields such as advertisement, finance, exhibition, traffic is quite extensive.But in common illumination occasion, coloured LED lamplight
But object can be made to seem to have become color, not as good as white light can really reflect the color of object, therefore develops to be suitable for common shine
The good white LED lamp that light field conjunction uses is always the target that industry peer pursues.
It is existing to have the following disadvantages and problem：
(1) mounting means of LED light is that one or more LED light carry out respectively with one or more driving circuits at this stage
Connection, then goes to be attached with control circuit again.Especially contain the LED light of multiple tube cores, the cathode and sun of each tube core
Pole is required for being attached with control circuit and power supply, and containing more signal control lines, adds outside cable and lamps and lanterns
The cost of portion's plug-in unit, hardware utilization is low, and cost is huge.
(2) when the cascade of existing driving chip, since control signal and data-signal pass between cascade chip
It is defeated to only rely on a data line, therefore when the driving chip of certain level-one or the data cable of connection are damaged, damage after chip
Many cascade signals can not continue transmission go down, cause the error of entire lamp decoration system, cause mono- driving chip shadow of LED
Ring the adverse consequences of many LED.
The content of the invention
In order to overcome the shortcomings of prior art, the utility model provides a kind of driving chip cascade single line LED light,
LED light is controlled respectively by three driving chips, is linked together between driving chip by the way of single-wire cascade, is saved line
Cable length has saved cost, and three driving chips are mutual indepedent, is driven even if the damage of some driving chip will not influence other grades
The work of the LED light of dynamic chip improves the stability of driving chip cascade single wire transmission signal, can effectively solve the problem that background skill
The problem of art proposes.
Technical solution is used by the utility model solves its technical problem：A kind of driving chip cascades single line LED light,
Including circular cone lamp holder, mounting layer is equipped in the circular cone lamp holder, the circular cone lamp holder side is equipped with the first lamp successively from top to bottom
Layer, the second lamp layers and the 3rd lamp layers pass through the first conducting wire, second in first lamp layers, the second lamp layers and the 3rd lamp layers respectively
Conducting wire and privates are serially connected with several LED light；
Be equipped with the first driving chip and data/address bus in the mounting layer, first driving chip by address bus according to
It is secondary to be serially connected with the second driving chip and the 3rd driving chip, first driving chip, the second driving chip and the 3rd driving core
Piece is connected respectively with the first conducting wire, the second conducting wire and privates, first driving chip, the second driving chip and the 3rd
Driving chip is attempted by data/address bus.
As a kind of preferred technical solution of the utility model, in first lamp layers, the second lamp layers and the 3rd lamp layers
LED light is annularly distributed.
As a kind of preferred technical solution of the utility model, gone back in first lamp layers, the second lamp layers and the 3rd lamp layers
Equipped with several heat dissipating housings made by heat sink material, the heat dissipation hood shape is horn-like, and each LED light is plugged in
In heat dissipating housing.
As a kind of preferred technical solution of the utility model, the LED light includes red, green, blue three-colour light-emitting unit.
As a kind of preferred technical solution of the utility model, first conducting wire, the second conducting wire, privates and first
Resistance is connected between driving chip, the second driving chip, the 3rd driving chip.
As a kind of preferred technical solution of the utility model, first driving chip, the second driving chip, the 3rd drive
The VDD of dynamic chip is built-in with voltage-stabiliser tube.
Compared with prior art, the beneficial effects of the utility model are：
(1) several LED light are serially connected by the utility model, are then divided into three units, three driving chips point
The other LED light to forming three units is controlled, and linked together between driving chip by the way of single-wire cascade, greatly
Length of cable is saved greatly, has saved cost.
(2) the utility model will be first connected in series between driving chip by wall scroll address bus, realize driving chip
Single-wire cascade, it is simple in structure, performance stablize, then three driving chips are all accessed on data/address bus, make three driving cores
Piece is mutual indepedent, even if the damage of some driving chip will not influence the work of the LED light of other grade of driving chip, improves
LED drive chip cascades the stability of single wire transmission signal.
Description of the drawings
Fig. 1 is the overall structure diagram of the utility model；
Fig. 2 is the lampshade structure schematic diagram of the utility model；
Fig. 3 is that each driving chip of the utility model and LED light are electrically connected figure.
In figure：1- circular cone lamp holders；2- mounting layers；3- voltage-stabiliser tubes；The first lamp layers of 4-；The second lamp layers of 5-；The 3rd lamp layers of 6-；7-
First conducting wire；The second conducting wires of 8-；9- privates；10-LED lamps；The first driving chips of 11-；12- data/address bus；13- addresses are total
Line；The second driving chips of 14-；The 3rd driving chips of 15-；16- heat dissipating housings；17- resistance.
Specific embodiment
The following is a combination of the drawings in the embodiments of the present utility model, and the technical scheme in the embodiment of the utility model is carried out
It clearly and completely describes, it is clear that the described embodiments are only a part of the embodiments of the utility model rather than whole
Embodiment.Based on the embodiment in the utility model, those of ordinary skill in the art are without making creative work
All other embodiments obtained shall fall within the protection scope of the present invention.
The explanation of following embodiment is refer to the attached drawing, can be to the particular implementation implemented to example the utility model
Example.The direction and position term that the utility model is previously mentioned, for example, " on ", " in ", " under ", "front", "rear", "left", "right", "
It is interior ", " outer ", " side " etc., be only the direction and position with reference to annexed drawings.Therefore, the direction and position term used is to use
To illustrate and understand the utility model rather than to limit the utility model.
Embodiment：
As shown in Figure 1, the utility model provides a kind of driving chip cascade single line LED light, including circular cone lamp holder 1, institute
It states and mounting layer 2 is equipped in circular cone lamp holder 1, mounting layer 2 is used for fixing and installing each electrical structure, such as power supply, driving chip, conducting wire
Wait elements.1 side of circular cone lamp holder is equipped with the first lamp layers 4, the second lamp layers 5 and the 3rd lamp layers 6, three lamps successively from top to bottom
The design of layer, when light is not very dark, the LED light 10 that can only control some driving chip makes a certain lamp layers is lighted,
Save electric energy.
As shown in Figure 1, pass through the first conducting wire 7, second respectively in first lamp layers 4, the second lamp layers 5 and the 3rd lamp layers 6
Conducting wire 8 and privates 9 are serially connected with several LED light 10, several LED light are serially connected, and three driving chips are right respectively
The LED light for forming three units is controlled, and length of cable is short, has saved cost.The LED light 10 includes three color of red, green, blue
Luminescence unit, three-colour light-emitting unit, colorful color, and a variety of colors can be combined into, with more ornamental value.First lamp layers
4th, the distribution annular in shape of the LED light 10 in the second lamp layers 5 and the 3rd lamp layers 6, makes the luminous energy uniformly dispersing of LED light 10 go out, ring
The lamp layers of shape are more attractive, and can illuminate very big a piece of scope.
As depicted in figs. 1 and 2, it is additionally provided in first lamp layers 4, the second lamp layers 5 and the 3rd lamp layers 6 several by heat dissipation material
Expect the heat dissipating housing 16 made, 16 shape of heat dissipating housing is horn-like, and each LED light 10 is plugged in heat dissipating housing 16
Interior, 16 surface of heat dissipating housing can also plate painting reflectorized material, make the light preferably diffusing reflection of LED light 10 to the ground for needing light
Point, the design of heat dissipating housing 16 make the photo-thermal of multiple LED light be absorbed and distributed well, alleviate driving chip regulation and control electric current
Pressure.
As shown in Fig. 2, the first driving chip 11 and data/address bus 12 are equipped in the mounting layer 2, the first driving core
Piece 11 has been sequentially connected in series the second driving chip 14 and the 3rd driving chip 15 by address bus 13, and wall scroll address bus 13 is by three
A driving chip is sequentially connected in series, and realizes the single-wire cascade of driving chip, simple in structure, and performance is stablized, easy to control.
First driving chip 11, the second driving chip 14 and the 3rd driving chip 15 respectively with the first conducting wire 7, second
Conducting wire 8 and privates 9 connect, and each driving chip controls the LED light 10 each connected, makes the electricity of inflow LED light 10
Stream is stablized, and ensures the stabilized driving of LED light 10, eliminates the scintillation of LED light 10, makes LED light not easy burn-out, and illumination is more steady
It is fixed.
As shown in Figure 1, first conducting wire 7, the second conducting wire 8,9 and first driving chip 11, second of privates drive
Resistance 17 is connected between chip 14, the 3rd driving chip 15, resistance 17 protects LED light 10, prevents from flowing into the electric current of LED light 10
It is excessive and burn out LED light 10.First driving chip 11, the second driving chip 14, the VDD of the 3rd driving chip 15 are built-in with
Voltage-stabiliser tube 3, protects driving chip, is buffered the electric current that driving chip is flowed into from power end, extends driving chip
Service life enables driving chip preferably to protect LED light 10, makes LED operation more stable, longer life expectancy.
As shown in Figure 1, first driving chip 11, the second driving chip 14 and the 3rd driving chip 15 are attempted by data
In bus 12, the first driving chip 11, the second driving chip 14 and the 3rd driving chip 15 are mutual indepedent, the driving chip of damage
Other chips are not influenced.
What address bus 13 and data/address bus 12 here functioned as act as：The address signal of each driving chip is by address bus
13 provide, and the address number of each driving chip is obtained and stored via address bus when chip powers on.Driving
There is addressed memory, address register is connected with address bus 13 in chip.And data-signal is provided by data/address bus 12, often
A driving chip all only takes the data for meeting oneself address number on data/address bus 12, then just can light LED.
The process of three driving chips addressing is：By address signal by address bus 13 be transferred to the first driving chip 11,
Second driving chip 14, the 3rd driving chip 13, determine the address number of each driving chip, and each driving chip obtains the ground of oneself
It is stored it in after the number of location on chip internal address register, and generates the address of next stage chip, then pass through address bus
13 are transmitted to next stage chip.So, no matter certain level-one driving chip damage or address bus 13 break down, it is each to drive
The address number of chip still remains unchanged, and obtaining correct data from data/address bus 12 for driving chip provides guarantee, data
Bus 12 provides data-signal to each driving chip, and each driving chip only takes the data for meeting oneself address number, and by data
Signal is handled, and correctly lights the LED light 10 that the chip is driven.
The design of data/address bus 13 adds the serious forgiveness of 10 driving chip of LED light cascade single line, even if certain some LED light
10 cannot shine due to certain level-one driving chip failure, and the LED light 10 being connected with the driving chip of intact work can still shine
Brilliant black is dark, and the signal mutually transmitted between driving chip will not suddenly be interrupted in certain point, ensure that driving chip signal transmission
Stability.
In conclusion the utility model is mainly characterized by：
(1) several LED light are serially connected, and three driving chips respectively control the LED light for forming three units
System, length of cable is short, has saved cost.
(2) each LED light is respectively positioned in each independent heat dissipating housing, and heat dissipating housing has optically focused heat sinking function, makes the LED light longevity
It orders longer, alleviates the pressure of driving chip.
(3) resistance weakens the electric current of inflow LED light, protects LED light.
(4) design of voltage-stabiliser tube makes power supply be passed to the electric current in driving chip not too large, protects driving chip, ensures
The steady operation of driving chip.
(5) three driving chips are sequentially connected in series by wall scroll address bus, realize the single-wire cascade of driving chip, knot
Structure is simple, and performance is stablized, easy to control.
(6) three driving chips are all accessed on data/address bus, make three driving chips mutual indepedent, even if some driving core
Piece damage will not influence the work of the LED light of other grade of driving chip, improve the stabilization of LED drive chip transmission signal
Property.
(7) when environment is not very dark, one of driving chip can be made to work so that a part of LED shines,
Achieve the effect that energy saving.
It is obvious to a person skilled in the art that the utility model is not limited to the details of above-mentioned exemplary embodiment, and
And in the case of the spirit or essential attributes without departing substantially from the utility model, it can realize that this practicality is new in other specific forms
Type.Therefore, in all respects, the present embodiments are to be considered as illustrative and not restrictive, this practicality is new
The scope of type is indicated by the appended claims rather than the foregoing description, it is intended that will fall containing in the equivalent requirements of the claims
All changes in justice and scope are embraced therein.Any reference numeral in claim should not be considered as limitation
Involved claim.
Claims (6)
1. a kind of driving chip cascades single line LED light, it is characterised in that：Including circular cone lamp holder (1), in the circular cone lamp holder (1)
Equipped with mounting layer (2), circular cone lamp holder (1) side is equipped with the first lamp layers (4), the second lamp layers (5) and the successively from top to bottom
Three lamp layers (6), first lamp layers (4), the second lamp layers (5) and the 3rd lamp layers (6) are interior to pass through the first conducting wire (7), second respectively
Conducting wire (8) and privates (9) are serially connected with several LED light (10)；
The first driving chip (11) and data/address bus (12) are equipped in the mounting layer (2), first driving chip (11) is logical
It crosses address bus (13) and has been sequentially connected in series the second driving chip (14) and the 3rd driving chip (15), first driving chip
(11), the second driving chip (14) and the 3rd driving chip (15) are led respectively with the first conducting wire (7), the second conducting wire (8) and the 3rd
Line (9) connects, and it is total that first driving chip (11), the second driving chip (14) and the 3rd driving chip (15) are attempted by data
On line (12).
2. a kind of driving chip cascade single line LED light according to claim 1, it is characterised in that：First lamp layers
(4), the distribution annular in shape of the LED light (10) in the second lamp layers (5) and the 3rd lamp layers (6).
3. a kind of driving chip cascade single line LED light according to claim 1, it is characterised in that：First lamp layers
(4), several heat dissipating housings (16) made by heat sink material, the heat dissipating housing are additionally provided in the second lamp layers (5) and the 3rd lamp layers (6)
(16) shape is horn-like that each LED light (10) is plugged in heat dissipating housing (16).
4. a kind of driving chip cascade single line LED light according to claim 1, it is characterised in that：LED light (10) bag
Include red, green, blue three-colour light-emitting unit.
5. a kind of driving chip cascade single line LED light according to claim 1, it is characterised in that：First conducting wire
(7), the second conducting wire (8), privates (9) and the first driving chip (11), the second driving chip (14), the 3rd driving chip
(15) resistance (17) is connected between.
6. a kind of driving chip cascade single line LED light according to claim 1, it is characterised in that：The first driving core
Piece (11), the second driving chip (14), the VDD of the 3rd driving chip (15) are built-in with voltage-stabiliser tube (3).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721368857.4U CN207394755U (en) | 2017-10-23 | 2017-10-23 | A kind of driving chip cascades single line LED light |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721368857.4U CN207394755U (en) | 2017-10-23 | 2017-10-23 | A kind of driving chip cascades single line LED light |
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| Publication Number | Publication Date |
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| CN207394755U true CN207394755U (en) | 2018-05-22 |
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| CN201721368857.4U Active CN207394755U (en) | 2017-10-23 | 2017-10-23 | A kind of driving chip cascades single line LED light |
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| Country | Link |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109801568A (en) * | 2019-03-26 | 2019-05-24 | 大连集思特科技有限公司 | A kind of LED tandem type transparent display screen |
-
2017
- 2017-10-23 CN CN201721368857.4U patent/CN207394755U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109801568A (en) * | 2019-03-26 | 2019-05-24 | 大连集思特科技有限公司 | A kind of LED tandem type transparent display screen |
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