CN207860056U - It is capable of the turn signal of sequential illumination - Google Patents
It is capable of the turn signal of sequential illumination Download PDFInfo
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- CN207860056U CN207860056U CN201721452052.8U CN201721452052U CN207860056U CN 207860056 U CN207860056 U CN 207860056U CN 201721452052 U CN201721452052 U CN 201721452052U CN 207860056 U CN207860056 U CN 207860056U
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- Prior art keywords
- light source
- led
- led light
- microcontroller
- sequential illumination
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02B—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO BUILDINGS, e.g. HOUSING, HOUSE APPLIANCES OR RELATED END-USER APPLICATIONS
- Y02B20/00—Energy efficient lighting technologies, e.g. halogen lamps or gas discharge lamps
- Y02B20/30—Semiconductor lamps, e.g. solid state lamps [SSL] light emitting diodes [LED] or organic LED [OLED]
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- Lighting Device Outwards From Vehicle And Optical Signal (AREA)
Abstract
The utility model provides a kind of turn signal for capableing of sequential illumination, car light is arranged in a combination by multirow LED light source, multiple LED light sources are in parallel with microcontroller, and the often row LED light source of arrangement from left to right or from right to left, press constant duration, successively sequential illumination, it is simple in structure to form directive property, it is easy to operate, safeguard that simple and cost is not high, convenient for promoting and being widely used.
Description
Technical field
The utility model is related to automobile lamp accessory technical field more particularly to a kind of motor turnings for capableing of sequential illumination
Lamp.
Background technology
With the development of modern industry, automotive engineering realizes the rapid development of great-leap-forward, with the development of economy, modern
Life is increasing for the demand of automobile, and the performance of automobile and human oriented design are also by more and more extensive concern.
Have the function of to the instruction of subsequent vehicle and pedestrian when motor turning it is great, but current steering indicating light be all letter
Single flash for prompting.
And at present in the prior art, multiple LED light piece together the appearance of an arrow, are then carried into line flicker
Show.Class formation generally uses pure hardware design in this way, although can be controlled in single led lamp body cost, control
Accuracy of getting up is not high；Although design is so that turn to instruction obviously, aesthetics is very poor, and due to lamp body quantity
Increase and irregular alignment, causes to become larger in car light, is high in overall car light cost, rejection rate also obviously rises.
Utility model content
For the utility model mainly for the technical problem urgently to be resolved hurrily mentioned in above-mentioned background technology, providing one kind can
The turn signal of sequential illumination, Vehicle lamp structure is simple, is suitable for all kinds of special-shaped car light designs, and control accuracy is substantially improved, has
It the foreground of being widely applied and promotes market.
The technical scheme that the utility model is provided is as follows：
A kind of turn signal for capableing of sequential illumination, car light are arranged in a combination by multirow LED light source, multiple LED
Lamp source accesses microcontroller, and the often row LED light source arranged from left to right or from right to left, by constant duration, suitable successively
Sequence is lighted, and each LED light source is in parallel with microcontroller, and the I/O port of microcontroller is by controlling the logical of MOS switch transistor
Light on and off that are disconnected, then controlling one group of LED light source, the i.e. cathode in each group of LED light source, have accessed and have been controlled by microcontroller IO
The MOS switch transistor of system.
As a preferred embodiment of the above technical solution, each LED light source is connected, and there are one the constant currents of switchable interruption
Circuit.
As a preferred embodiment of the above technical solution, this programme also takes back monolithic also in the cathode of each LED light source by circuit
Machine or LED control chip as voltage monitoring point, for being detected in real time to LED light source abnormality, when steering indicating light goes out
Output diagnostic signal and it is reported to microcontroller in time when existing failure, microcontroller is currently received information and is analyzed by summarizing
It calculates, diagnostic signal is finally reported to vehicle body end.
A kind of turn signal for capableing of sequential illumination provided by the utility model, it is simple in structure, it is easy to operate, relative to
The advantageous effect of the prior art is, adds microcontroller control in circuit, can accurately control each LED light source light on and off
It is time, simple in structure, it is easy to operate, safeguard that simple and cost is not high, convenient for promoting and being widely used.
Description of the drawings
In order to illustrate the embodiment of the utility model or the technical proposal in the existing technology more clearly, below will be to embodiment
Or attached drawing needed to be used in the description of the prior art is briefly described, it should be apparent that, the accompanying drawings in the following description is only
It is some embodiments of the utility model, for those of ordinary skill in the art, before not making the creative labor property
It puts, other drawings may also be obtained based on these drawings.
Fig. 1 is a kind of structural schematic diagram of turn signal for capableing of sequential illumination of the utility model embodiment 1；
Fig. 2 is a kind of structural schematic diagram of turn signal for capableing of sequential illumination of the utility model embodiment 2.
Specific implementation mode
Below in conjunction with the attached drawing of the utility model, the technical solution of the utility model is clearly and completely described,
Obviously, the described embodiments are only a part of the embodiments of the utility model, instead of all the embodiments.Based on this practicality
Embodiment in novel, the every other reality that those of ordinary skill in the art are obtained without creative efforts
Example is applied, shall fall within the protection scope of the present invention.
Embodiment 1
As shown in Figure 1, using linear power supply principle in the utility model embodiment, realized with linear power supply, therefore drives money
Source utilization rate is relatively low；Specific implementation is：
The design controls for linear power supply, controls LED multi-path light source respectively, every to be passed through respectively by the I/O port of microcontroller all the way
The break-make of control MOS switch transistor then controls the light on and off of each paths of LEDs light source：When driving after the power is turned on, microcontroller enters just
Normal working condition, then control MOS switch transistor Q1~QN is total to N number of switch respectively, and quantity is identical as LED light source, passes through
The time interval of the break-make and light on and off of this N number of MOS switch transistor of Time-sharing control, and then realize N paths of LEDs light sources D1, D2 ...
The light on and off of DN, the final flowing water lamp-based flicker for realizing LED.
In the cathode of each paths of LEDs light source, having accessed can be by MOS switch transistor that microcontroller IO is controlled.Work as monolithic
When machine corresponds to IO one high level of output, corresponding MOS switch transistor is opened, and the road current lead-through, LED are lighted at this time；
When microcontroller, which corresponds to IO, exports a low level, corresponding MOS switch transistor is closed, and the road electric current is not turned at this time,
LED extinguishes.By the control to SCM program, the final sequential illumination function of realizing LED light source.
Transistor Q1~Qn controls LED D1~Dn respectively；Its complete working period is as follows：Before powering on, non-transformer input,
All LED are in OFF state；After the power is turned on, microcontroller control IO is closed MOS switch transistor Q1, and LED light source D1 is lighted at this time,
Then microcontroller control IO is closed MOS switch transistor Q2, and LED light source D2 is lighted at this time, and so on, last microcontroller control
IO is closed MOS switch transistor Qn, and LED light source Dn is lighted at this time, realizes that the sequence continuous-flow type of steering indicating light is lighted；After power down, nothing
Power input, all LED are in OFF state；
The process of the flicker of flowing water steering indicating light is：Before powering on, all LED extinguish；It powers on, LED light source continuous-flow type is lighted；Fall
Electricity, all LED extinguish；It powers on, LED light source continuous-flow type is lighted；Power down, all LED extinguish；And so on.
Embodiment 2
It is driven as Switching Power Supply as shown in Fig. 2, the utility model embodiment is constant-current circuit, passes through the volume to microcontroller
Journey individually controls every LED lamp source, to carry out the control of light on and off and brightness to every LED.When driving powers on
Afterwards, microcontroller enters normal operating conditions, and controlling chip to LED by serial ports by microcontroller inside programming logic carries out register
Configuration, meanwhile, constant-current circuit supplies a string of plurality of LEDs in constant electric current as Switching Power Supply driving.
The LED for configuring register controls chip according to control logic, lights LED successively, final to realize the suitable of LED light source
Sequence lights function.LED control chip function be：The light on and off of LED are controlled, and the fault message of every LED is fed back into monolithic
Machine.
Light on and off per LED can individually be controlled by control chip.The each access LED controls in parallel of LED light source D1-DN
Coremaking piece, microcontroller control chip with LED by serial ports and are connected, and when not working before powering on, non-transformer inputs, at all LED
In OFF state；After the power is turned on, microcontroller by serial ports to control chip carry out register configuration, configuration light time interval with it is bright
Size is spent, the control chip being configured can realize the sequential illumination of plurality of LEDs D1~Dn, i.e., first light D1, then point automatically
Bright D2, and so on, make D1-DN unicom electric currents successively, finally lights Dn；After power down, non-transformer input, all LED, which are in, to be put out
It goes out state.
The process of the flicker of flowing water steering indicating light is：Before powering on, all LED extinguish；It powers on, LED light source continuous-flow type is lighted；Fall
Electricity, all LED extinguish；It powers on, LED light source continuous-flow type is lighted；Power down, all LED extinguish；And so on ...
Moreover, in above-mentioned Fig. 1, Fig. 2, " steering indicating light input " is used cooperatively with " turning to diagnosis output ", when
When using preferred embodiment, in the cathode of each LED light source, microcontroller is also taken back by circuit or control chip is used as voltage monitoring
Point, for being detected in real time to LED light source abnormality, when steering indicating light breaks down export diagnostic signal and in time on
Offer microcontroller, microcontroller is currently received information and carries out analysis meter calculation by summarizing, and diagnostic signal is finally reported to vehicle
Body end.
The foregoing is merely the preferred examples of the utility model, utility model are not limited to, for this field
Technical staff for, various modifications and changes may be made to the present invention.Within the spirit and principle of the utility model,
Any modification, equivalent substitution and improvements done, should be included within the scope of protection of the utility model.
Claims (3)
1. a kind of turn signal for capableing of sequential illumination, which is characterized in that car light by multirow LED light source permutation and combination and
Access microcontrollers at, multiple LED light sources, and the often row LED light source arranged from left to right or from right to left, by etc. between the times
Every, sequential illumination successively, each LED light source is in parallel with microcontroller, and the I/O port of microcontroller passes through that control MOS switch brilliant
The break-make of body pipe, the light on and off for then controlling one group of LED light source, the i.e. cathode in each group of LED light source, have accessed and have passed through list
The MOS switch transistor of piece machine IO controls.
2. a kind of turn signal for capableing of sequential illumination according to claim 1, which is characterized in that each LED
Also there are one the constant-current circuits of switchable interruption for series connection for lamp source.
3. a kind of turn signal for capableing of sequential illumination according to claim 1, which is characterized in that this programme is also each
The cathode of a LED light source also takes back microcontroller by circuit or LED controls chip and is used as voltage monitoring point, in real time to LED
Lamp source abnormality is detected.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721452052.8U CN207860056U (en) | 2017-11-03 | 2017-11-03 | It is capable of the turn signal of sequential illumination |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721452052.8U CN207860056U (en) | 2017-11-03 | 2017-11-03 | It is capable of the turn signal of sequential illumination |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN207860056U true CN207860056U (en) | 2018-09-14 |
Family
ID=63475459
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201721452052.8U Active CN207860056U (en) | 2017-11-03 | 2017-11-03 | It is capable of the turn signal of sequential illumination |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN207860056U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107650779A (en) * | 2017-11-03 | 2018-02-02 | 海纳川海拉（三河）车灯有限公司 | The method of automobile sequential illumination steering indicating light |
| CN113291231A (en) * | 2021-05-08 | 2021-08-24 | 东风柳州汽车有限公司 | Running water lamp control system |
-
2017
- 2017-11-03 CN CN201721452052.8U patent/CN207860056U/en active Active
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107650779A (en) * | 2017-11-03 | 2018-02-02 | 海纳川海拉（三河）车灯有限公司 | The method of automobile sequential illumination steering indicating light |
| CN113291231A (en) * | 2021-05-08 | 2021-08-24 | 东风柳州汽车有限公司 | Running water lamp control system |
| CN113291231B (en) * | 2021-05-08 | 2022-05-31 | 东风柳州汽车有限公司 | Running water lamp control system |
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