CN109185825A - A kind of vehicle front lighting lamp system of energy projected image and video - Google Patents
A kind of vehicle front lighting lamp system of energy projected image and video Download PDFInfo
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- CN109185825A CN109185825A CN201811179496.8A CN201811179496A CN109185825A CN 109185825 A CN109185825 A CN 109185825A CN 201811179496 A CN201811179496 A CN 201811179496A CN 109185825 A CN109185825 A CN 109185825A
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- motor
- projection arrangement
- signal
- light source
- dlp projection
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Classifications
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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
- F21S41/00—Illuminating devices specially adapted for vehicle exteriors, e.g. headlamps
- F21S41/10—Illuminating devices specially adapted for vehicle exteriors, e.g. headlamps characterised by the light source
- F21S41/14—Illuminating devices specially adapted for vehicle exteriors, e.g. headlamps characterised by the light source characterised by the type of light source
- F21S41/141—Light emitting diodes [LED]
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F21—LIGHTING
- F21S—NON-PORTABLE LIGHTING DEVICES; SYSTEMS THEREOF; VEHICLE LIGHTING DEVICES SPECIALLY ADAPTED FOR VEHICLE EXTERIORS
- F21S41/00—Illuminating devices specially adapted for vehicle exteriors, e.g. headlamps
- F21S41/20—Illuminating devices specially adapted for vehicle exteriors, e.g. headlamps characterised by refractors, transparent cover plates, light guides or filters
- F21S41/25—Projection lenses
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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
- F21S43/00—Signalling devices specially adapted for vehicle exteriors, e.g. brake lamps, direction indicator lights or reversing lights
- F21S43/10—Signalling devices specially adapted for vehicle exteriors, e.g. brake lamps, direction indicator lights or reversing lights characterised by the light source
- F21S43/13—Signalling devices specially adapted for vehicle exteriors, e.g. brake lamps, direction indicator lights or reversing lights characterised by the light source characterised by the type of light source
- F21S43/14—Light emitting diodes [LED]
-
- 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
- F21V13/00—Producing particular characteristics or distribution of the light emitted by means of a combination of elements specified in two or more of main groups F21V1/00 - F21V11/00
- F21V13/12—Combinations of only three kinds of elements
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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
- F21V33/00—Structural combinations of lighting devices with other articles, not otherwise provided for
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F21—LIGHTING
- F21W—INDEXING SCHEME ASSOCIATED WITH SUBCLASSES F21K, F21L, F21S and F21V, RELATING TO USES OR APPLICATIONS OF LIGHTING DEVICES OR SYSTEMS
- F21W2107/00—Use or application of lighting devices on or in particular types of vehicles
- F21W2107/10—Use or application of lighting devices on or in particular types of vehicles for land vehicles
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F21—LIGHTING
- F21Y—INDEXING SCHEME ASSOCIATED WITH SUBCLASSES F21K, F21L, F21S and F21V, RELATING TO THE FORM OR THE KIND OF THE LIGHT SOURCES OR OF THE COLOUR OF THE LIGHT EMITTED
- F21Y2115/00—Light-generating elements of semiconductor light sources
- F21Y2115/10—Light-emitting diodes [LED]
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- Engineering & Computer Science (AREA)
- General Engineering & Computer Science (AREA)
- Physics & Mathematics (AREA)
- Microelectronics & Electronic Packaging (AREA)
- Optics & Photonics (AREA)
- Projection Apparatus (AREA)
Abstract
The present invention relates to the vehicle front lighting lamp systems of a kind of energy projected image and video, including headlamp lamp body, central car controller, sound play device and projection medium；The central car controller central car controller receives picture or vision signal, optical signal and audio signal are converted by the picture received or vision signal, optical signal is projected on projection medium through headlamp, and audio signal transmits voice signal by sound play device.Projection medium can be smooth white wall, be also possible to the projection screen of belt supporting frame.Sound play device can be vehicle audio and be also possible to external speakers.It is no longer only intended to illuminate and transmit used in signal the invention enables headlamp, moreover it is possible to as projection device, provide entertainment effect for people.People is sitting in vehicle, opens projection mode, viewing can be realized, so that outdoor viewing becomes simple and convenient.
Description
Technical field
The present invention relates to a kind of car headlamp, in particular to a kind of car headlamp system of energy projected image and video
System.
Background technique
With the continuous improvement of people's living standards, the demand to configuration of automobiles is also higher and higher, automobile is no longer only made
For a walking-replacing tool, and one of equipment when going out for diverting oneself and entertaining.On the one hand most of automobile can lead at present
Bluetooth or USB connection cell phone apparatus are crossed, realizes the transmitting of audio.In vehicle travel process, passenger can listen the music for wanting to listen,
Also safety guarantee is provided to receive calls.But by USB or bluetooth connection automobile middle control, audio can only be played, can not be done
To the transmitting of image and video, it is unable to satisfy the actual demand of consumer.During people use automobile, except there is use
Automobile plays outside the demand of audio, and there are also the demands for using automobile playing video.Such as: one family goes to countryside to play, in the car
Guard the threshing floor film or outing video recording etc. are wanted when rest.Therefore, how to realize that vehicle-mounted home theater becomes problem to be solved.
China Patent Publication No. CN108327652A, publication date on July 27th, 2018, innovation and creation it is entitled it is a kind of with
Minitype vehicle movie theatre of the windshield as display, this application discloses one kind using windshield as display
The Minitype vehicle movie theatre of device, including front windshield and controller containing display screen, controller is mounted on console, further includes
There is stereo system, stereo system is mounted on multiple corners in automobile, and controller is separately connected the display screen on front windshield
And stereo system, display screen are made of photovoltaic display screen, plastic layer, toughened glass layer and transparent photovoltaic power generation film.It is insufficient
Place is using windshield as display, and windshield is irregular free form surface, and as display screen, not only manufacture is difficult
Spend larger, and for different automobile types, pattern distortion is difficult to control；Under normal circumstances, front-seat personnel and windshield distance less than
1m not only influences viewing effect, will also result in visual fatigue.
Summary of the invention
It is an object of the present invention to solve above-mentioned windshield of the existing technology as display image to distort
The problem of being difficult to control, be easy to causeing visual fatigue provides the vehicle front lighting lamp system of a kind of energy projected image and video.
The technical solution adopted by the present invention to solve the technical problems is: a kind of vehicle front lighting of energy projected image and video
Lamp system, including headlamp lamp body, central car controller, sound play device and projection medium；The central vehicle control
Device central car controller processed receives picture or vision signal, converts optical signal and sound for the picture received or vision signal
Frequency signal, optical signal are projected on projection medium through headlamp, and audio signal transmits voice signal by sound play device.
Preferably, the lamp body and a lens are combined into a closed cavity；It is equipped in the closed cavity: DLPC
Control panel；For issuing the DLP projection arrangement of light source or image；And the regulating device for adjusting light source or image angle；
The DLPC control panel is fixed on lamp body, is electrically connected with DLP projection arrangement, and DLPC control panel is by the picture received or video
Signal carries out signal conversion, provides electric signal and digital signal for projection arrangement；The regulating device is connect with lamp body.
Preferably, DLP projection arrangement include three groups of light source assemblies: first group of light source assembly, second group of light source assembly with
And third group light source assembly, first group of light source assembly issue blue light, second group of light source assembly issues green light, third group light source assembly
Issue feux rouges；DLP projection arrangement further include the first dichroscope, the second dichroscope, the first lens group, prism, dmd panel with
And second lens group；The setting of first dichroscope transmits blue light for reflecting green light, the second dichroscope for reflect feux rouges,
Transmit blue light and green light；First lens group includes: first fly's-eye lens, the second fly's-eye lens and intermediate lens, the first compound eye
Lens, the second fly's-eye lens and intermediate lens are successively set between the second dichroscope and prism, the light that blue led issues
Successively through the first dichroscope, the second dichroscope refraction after pass through the first lens group get on prism；What green LED issued
Light is reflected through the first dichroscope, is passed through the first lens group after the reflection of the second dichroscope and is got on prism；What red LED issued
Light passes through the first lens group after the reflection of the second dichroscope and gets on prism；The light beaten on prism is reflected on dmd panel, is passed through
After dmd panel reflection, beaten on projection medium after passing through prism and the second lens group.
Preferably, the regulating device includes: the DLP projection arrangement bracket for fixing DLP projection arrangement, DLP is thrown
Image device is fixed on the side of DLP projection arrangement bracket；For realizing light source or the first regulating device of image left and right adjusting；With
And for realizing light source or the second regulating device of image up and down adjustment；First regulating device and the second regulating device are all provided with
It sets in the opposite side of DLP projection arrangement, is connect with DLP projection arrangement bracket.
Preferably, the DLP projection arrangement bracket includes supporting point O, point of adjustment M and point of adjustment N, projected with DLP
For the centre of luminescence of device as coordinate origin, X positive direction indicates vehicle heading, and Y positive direction indicates on the right side of driver that Z is just
Direction is indicated to day side；
The supporting point O is arranged in YZ positive direction, is equipped with ball cup at supporting point O, ball cup and DLP projection arrangement bracket it
Between be fixedly connected；Ball cup is fixedly connected by ball screw with lamp body；
The point of adjustment N is located at Z positive direction, and in Y negative direction, the first regulating device passes through a first motor bulb fastener and DLP
Projection arrangement bracket is attached, and tie point is located at the point of adjustment N；First regulating device includes the first stepper motor and the
One electric machine support；First stepper motor is mounted on first motor bracket, and first motor bracket is fixedly connected with lamp body；The
The motor shaft ends of one stepper motor are clamped with first motor bulb fastener；
The point of adjustment M is located at Y positive direction, and in Z negative direction, the second regulating device passes through one second motor bulb fastener and DLP
Projection arrangement bracket is attached, and tie point is located at the point of adjustment M；Second regulating device includes second stepper motor and
Two electric machine supports；The second stepper motor is mounted on the second electric machine support, and the second electric machine support is fixedly connected with lamp body；The
The motor shaft ends of two stepping motor are clamped with the second motor bulb fastener.
Preferably, the first motor bracket is fixed by the first adjusting screw with lamp body, when manual rotation first is adjusted
When saving screw, first motor bracket drives the first step to move forward and backward in the X direction into motor with screw thread；When the first stepper motor is transported
When turning, motor shaft stretches back and forth in the X direction, props up first motor bulb fastener and moves forward and backward in the X direction, to realize
DLP projection arrangement is rotated around OM line, makes light source or image left and right adjusting；Second electric machine support adjusts screw by second
It is fixed with lamp body, when manual rotation second adjusts screw, the second electric machine support drives second stepper motor with screw thread in X-direction
On move forward and backward；When second stepper motor operating, motor shaft stretches back and forth in the X direction, props up the second motor bulb fastener
It moves forward and backward in the X direction, to realize that DLP projection arrangement is rotated around ON line, makes light source or image up and down adjustment.
Preferably, the central car controller central car controller includes storage unit, processor, audio output
Module, external signal transmission module, the Internet module, vision signal conversion module and motor control module；The processor
It connect, is stored data in storage unit with storage unit；The processor is connect with audio output module, audio output mould
Block is connect with sound play device, and the audio signal of extraction is propagated by sound play device；The processor passes through
External signal transmission module, the Internet module receive exterior artwork or vision signal；The processor is converted by vision signal
Module is electrically connected with the DLPC control panel, and picture or vision signal are passed to DLPC control by vision signal conversion module
Plate；The processor is connect with motor control module, and output motor controls signal to the first stepper motor and second stepper motor.
Substantial effect of the invention: it is no longer only intended to illuminate and transmit used in signal the invention enables headlamp, also
It can be used as projection device, provide entertainment effect for people.People is sitting in vehicle, opens projection mode, viewing can be realized, so that family
Outer viewing becomes simple and convenient.
Detailed description of the invention
Fig. 1 is a kind of system structure diagram of the invention.
Fig. 2 is a kind of headlamp internal structure schematic diagram of the invention.
Fig. 3 is a kind of DLP projection arrangement schematic diagram of internal structure of the invention.
Fig. 4 is the location diagram of a kind of DLP projection arrangement and DLP projection arrangement bracket of the invention.
Fig. 5 is the A direction view that a kind of regulating device of the invention is connect with DLP projection arrangement bracket.
Fig. 6 is a kind of signal processing circuit of DLPC control panel of the invention.
Fig. 7 is a kind of working state schematic representation of the invention.
In figure: 1, headlamp, 1-1, DLPC control panel, 1-2, DLP projection arrangement, 1-3, regulating device, 1-3-1, DLP
Projection arrangement bracket, 1-3-2, the first regulating device, 1-3-3, the second regulating device, 1-4, lamp body, 1-5, lens, 1-3-2-
1, first motor bulb fastener, 1-3-2-2, the first stepper motor, 1-3-2-3, first motor bracket, 1-3-2-4, first are adjusted
Screw, 1-4-1, ball cup, 1-4-2, ball screw, 2, central car controller, 2-1, storage unit, 2-2, processor, 2-
3, audio output module, 2-4, external signal transmission module, 2-5, the Internet module, 2-6, vision signal conversion module, 2-7,
Motor control module, 3, sound play device, 4, projection medium, 5, personal device, 7, light.
Specific embodiment
Below by specific embodiment, and in conjunction with attached drawing, technical scheme of the present invention will be further explained in detail.
A kind of vehicle front lighting lamp system of energy projected image and video, including headlamp lamp body 1-4, central car controller
2, sound play device 3 and projection medium 4: central car controller 2 receives picture or vision signal, the picture that will be received
Or vision signal is converted into optical signal and audio signal, optical signal is projected on projection medium 4 through headlamp 1, and audio signal is logical
It crosses sound play device 3 and transmits voice signal, whole system is as shown in Figure 1.Projection medium 4 can be smooth white wall,
It is also possible to the projection screen of belt supporting frame.Sound play device 3 can be vehicle audio and be also possible to external speakers.
As shown in Fig. 2, lamp body 1-4 and a lens 1-5 are combined into a closed cavity, to 1 inner components of headlamp
It shields, lamp body 1-4 is equipped with glue groove, passes through glue sticking with lens 1-5.It is equipped in closed cavity: DLPC control panel
1-1；For issuing the DLP projection arrangement 1-2 of light source or image；And the regulating device 1- for adjusting light source or image angle
3.DLPC control panel 1-1 is fixed on lamp body 1-4, is electrically connected with DLP projection arrangement 1-2, for projection arrangement provide electric signal and
Digital signal；Regulating device 1-3 is connect with lamp body 1-4.
As shown in figure 3, DLP projection arrangement 1-2 includes three groups of light source assemblies: blue-light source component, green light source component, red
Coloured light source component, light source bracket, the first dichroscope, the second dichroscope, Look mirror bracket, the first compound eye, the second compound eye, centre
Lens, prism, dmd panel, DMD radiator, DMD bracket, lens carrier, the first lens, the second lens.Wherein blue-light source component
Including radiator, blue led, pcb board, lens；Green light source component includes radiator, green LED, pcb board, lens；It is red
Light source assembly includes radiator, red LED, pcb board, lens；Wherein lens are mounted on light source bracket by buckle, and PCB is solid
Determine on a heat sink, radiator is fixed by screws on light source bracket；First dichroscope is fixed by snap in Look mirror branch
On frame and light source bracket, which can reflect green light, can transmit blue light；Second dichroscope crosses buckle and is fixed on Look mirror bracket
On light source bracket, which can reflect feux rouges, transmission blue light and green light；First fly's-eye lens, the second fly's-eye lens and in
Between lens it is fixed by snap on light source bracket respectively；The effect of fly's-eye lens is to obtain high light utilization efficiency and large area
Uniform Illumination；Light 7 is got on prism by fly's-eye lens and intermediate lens, is reflected on dmd panel, then is reflected by dmd panel,
By prism and the first lens, the second lens are finally beaten on curtain；Dmd panel is fixed on DMD radiator, and DMD radiator is solid
It is scheduled on DMD bracket；Prism is fixed by snap on DMD bracket；First lens and the second lens difference are fixed by snap
On lens carrier.Rgb color is overlapped mutually by color mixture, light, can form about 1678 million colors, most bright is
White, most dark is black.When opening light illumination mode, dmd chip can only reflected white-light can and when opening projection mode
To embody any color.Lens carrier is adopted with DLP projection arrangement bracket 1-3-1 and is screwed, and DLP projection arrangement 1- is realized
2 are fixedly connected with DLP projection arrangement bracket 1-3-1.
As shown in Figure 4, Figure 5, regulating device 1-3 includes: the DLP projection arrangement bracket for fixing DLP projection arrangement 1-2
1-3-1, DLP projection arrangement 1-2 are fixed on the side of DLP projection arrangement bracket 1-3-1；For realizing light source or image or so tune
First regulating device 1-3-2 of section；And for realizing light source or the second regulating device 1-3-3 of image up and down adjustment；First
Regulating device 1-3-2 and the second regulating device 1-3-3 is arranged at the opposite side of DLP projection arrangement 1-2, with DLP projection arrangement
Bracket 1-3-1 connection.First regulating device 1-3-2 and the second regulating device 1-3-3 structure are the same, only most according to space layout
Compact requirement is measured, is slightly different in the mounting direction.
DLP projection arrangement bracket 1-3-1 includes supporting point O, point of adjustment M and point of adjustment N, with DLP projection arrangement 1-2's
For the centre of luminescence as coordinate origin, X positive direction indicates vehicle heading, and Y positive direction indicates on the right side of driver, Z positive direction table
Show to day side.Supporting point O is arranged in quadrangle in YZ positive direction, includes ball cup 1-4-1 and ball screw 1-4-2, bulb
It is fixedly connected between seat 1-4-1 and DLP projection arrangement bracket 1-3-1 by screw；The one end ball screw 1-4-2 and ball cup 1-
4-1 is clamped by bulb, and the other end is threadably secured with lamp body 1-4.Point of adjustment N is located at Z positive direction, in Y negative direction, first
Regulating device 1-3-2 is attached by a first motor bulb fastener 1-3-2-1 and DLP projection arrangement bracket 1-3-1, connection
Point is located at point of adjustment N；First regulating device 1-3-2 includes the first stepper motor 1-3-2-2 and first motor bracket 1-3-2-
3；First stepper motor 1-3-2-2 is mounted on first motor bracket 1-3-2-3, first motor bracket 1-3-2-3 and lamp body 1-4
It is fixedly connected；The motor shaft ends of first stepper motor 1-3-2-2 are clamped with first motor bulb fastener 1-3-2-1；It adjusts
Node M is located at Y positive direction, and in Z negative direction, the second regulating device 1-3-3 is projected by one second motor bulb fastener and DLP
Appliance stand 1-3-1 is attached, and tie point is located at point of adjustment M；Second regulating device 1-3-3 include second stepper motor and
Second electric machine support；Second stepper motor is mounted on the second electric machine support, and the second electric machine support is fixedly connected with lamp body 1-4；
The motor shaft ends of second stepper motor are clamped with the second motor bulb fastener.DLP projection arrangement bracket 1-3-1 is substantially in
Four deformations, when point of adjustment N is adjusted, DLP projection arrangement 1-2 and DLP projection arrangement bracket 1-3-1 etc. is rotated around OM line, real
The left and right adjusting of DLP projection arrangement 1-2 is showed；When point of adjustment M is adjusted, DLP projection arrangement 1-2 and DLP projection arrangement bracket
1-3-1 etc. is rotated around ON line, realizes the up and down adjustment of DLP projection arrangement 1-2.
First motor bracket 1-3-2-3 is fixed by the first adjusting screw 1-3-2-4 and lamp body 1-4, when rotating the manually
One adjust screw 1-3-2-4 when, first motor bracket 1-3-2-3 drive the first stepper motor 1-3-2-2 with screw thread in the X direction
It moves forward and backward；When the first stepper motor 1-3-2-2 operating, motor shaft stretches back and forth in the X direction, props up first motor bulb
Fastener 1-3-2-1 is moved forward and backward in the X direction, to realize that DLP projection arrangement 1-2 is rotated around OM line, makes light source or image
Left and right adjusting.The first motor two sides bracket 1-3-2-3 are equipped with the first card muscle, and lamp body 1-4 is equipped with and matches with the first card muscle
First sliding groove, the first card muscle are matched with first sliding groove, reinforce the connection of first motor bracket 1-3-2-3 and lamp body 1-4.
Second electric machine support is fixed by the second adjusting screw with lamp body 1-4, when manual rotation second adjusts screw, the
Two electric machine supports drive second stepper motor to move forward and backward in the X direction with screw thread；When second stepper motor operating, motor shaft
It stretches back and forth in the X direction, props up the second motor bulb fastener and move forward and backward in the X direction, to realize DLP projection arrangement 1-
2 rotate around ON line, make light source or image up and down adjustment.Second electric machine support two sides are equipped with the second card muscle, and lamp body 1-4 is equipped with
The second sliding slot matched with the second card muscle, the second card muscle are matched with second sliding slot, reinforce the second electric machine support and lamp body 1-4
Connection.
Central car controller 2 includes storage unit 2-1, processor 2-2, audio output module 2-3, external signal transmission
Module 2-4, the Internet module 2-5, vision signal conversion module 2-6 and motor control module 2-7.Processor 2-2 and storage
Unit 2-1 connection, stores data in storage unit 2-1；Processor 2-2 is connect with audio output module 2-3, audio output
Module 2-3 is connect with sound play device 3, and the audio signal of extraction is propagated by sound play device 3；Processor 2-
2 receive exterior artwork or vision signal by external signal transmission module 2-4, the Internet module 2-5；Processor 2-2 passes through view
Frequency signal conversion module 2-6 is electrically connected with DLPC control panel 1-1, is believed picture or video by vision signal conversion module 2-6
Number pass to DLPC control panel 1-1；Processor 2-2 is connect with motor control module 2-7, and output motor controls signal to the first step
Into motor 1-3-2-2 and second stepper motor.Personal device 5 can pass through the Internet module 2-5, external signal transmission module 2-4
It realizes the connection with processor 2-2, the information in equipment is transmitted on automobile, wherein the Internet module 2-5 supports Wifi to connect
It connects, signal transmission module supports that type-c turns HDMI wire and USB turns the connection of HDMI/VGA line etc..Audio output module 2-3 with
Sound play device passes through bluetooth or wired connection.Personal device 5 can be mobile phone, computer, plate or vehicle-carrying DVD.
As shown in fig. 6, DLPC plate is exactly DLPC control panel 1-1, LED board be exactly blue-light source component, green light source component,
Pcb board in red light source component is furnished with dmd chip on dmd panel, has hundreds of thousands piece micromirror on chip.Vision signal is defeated
Entering mode has LVDS serial differential signals or a HDMI signal, and LVDS signal unstrings out rgb signal by SerDes chip, HDMI
Rgb signal is solved by video format conversion chip;Rgb signal is input to DLP chip, when DLP chip and digital video or figure
As signal, light source and projecting lens it is coordinated with each other after, micromirror digital image can be projected projection medium 4 on.Gray scale
The micromirror of image DLP chip is fixed with miniature chain, can be tilted forward (ON) or backward (OFF) along DLP projection system light source,
Bright or dark pixel is formed on perspective plane.Input connection or the pass of the video bits stream code control micromirror of semiconductor devices
It closes, on-off times are per second up to thousands of times.When micromirror frequently switches on closing, lens reflecting light gray color pixel；In normally closed shape
The micromirror of state reflects dark-grey pixel.By this method, the micromirror in DLP projection system can reflect the ash of 1,024 pixel
The video for inputting DLP chip or picture signal are converted into level gray level image abundant by color shade.MCU is responsible for controlling power supply
And switching on and shutting down, CAN communication is handled, control stepper motor adjusts DLP projection arrangement 1-2 angle, to adjust the position of image.
DLPC plate mainly includes power unit, video input decoded portion, DLPC processor part, LED driving and control
Part, the control section MCU.
1. power unit, as shown in hardware block diagram, the first level power supply has 4 ~ 40V input DCDC, an output voltage 3.3V,
Maximum current 3A, is second level power input 3.3V, and the second level power supply has 3 DCDC, 4 LDO；There are also one for first level power supply
A LDO exports 6V, powers for photodiode, and a LDO exports 5V, powers for CAN IC；LED drive circuit directly by
12V power supply, by BUCK circuit drives LED light；Motor driven is also directly powered by 12V；
2. video input decoded portion devises 2 kinds of input modes: HSD accesses LVDS differential signal, by SerDes chip solution
String rgb signal；HMDI input solves rgb signal by HDMI decoding chip；
3. the rgb signal of the part DLPC processing input, the digital signal of output control DMD and the pwm signal of control LED, this portion
Subpackage stores the startup program of DLPC containing 64Mbit SPI NorFlash, 1Gbit a DDR2, Flash, and DDR2 is as fortune
Row data stored in memory；
4. there are TMS320F28023, LED lamp drive circuit in LED driving and control section；TMS320F28023 drives as LED
Controller, the brightness white balance signal of input is received by SPI communication, controls the brightness of LED light electric current, LED light electric current and bright
Degree carries out PID control to TMS320F28023 by amplifier feedback.LED lamp drive circuit is inputted by 12V, by crystal
The BUCK circuit that pipe is taken controls output voltage values by TMS320F28023, and the pwm signal driving metal-oxide-semiconductor control LED light of DLPC is real
Existing PWM light modulation, adjustment LED current is to control brightness, LED current sampling feedback circuit, LED luminance photoelectric tube sampling feedback electricity
Road, input TMS320F28023 carry out pid algorithm control；
There are single-chip microcontroller and CAN, LIN transceiver, stepper motor driving in the control section 5.MCU.Single-chip microcontroller handles CAN, and LIN is communicated,
The signal for receiving the control display brightness that video source is sent, is sent to TMS320F28023 by SPI；Control stepper motor driving
Adjust the angle of DLP projection module in headlamp 1；Single-chip microcontroller also controls the switch of power supply, switching on and shutting down control.
As shown in fig. 7, headlamp 1, which has, illuminates and project both of which, when opening projection mode, automobile is prohibited to transport
It is dynamic, it will be unable to starting throttle；When closing the projection mode of headlamp 1, motor can realize the reset of light source, automatically into illumination
Mode.Personal device 5 can synchronously control projected picture.When vehicle stationary and start projection mode, according to projection site requirements or
Personal habits are projected by central controller platform selecting using left side headlamp 1 or right side headlamp 1, DLP projection dress
The light 7 for setting 1-2 sending projects on projection medium 4 through transparent lens 1-5, can pass through motor control module 2-7 tune
Save the position up and down of DLP projection arrangement 1-2 in headlamp 1.When attendance is less, i.e. position " C " can be seated within a vehicle
It sets and is watched, enjoy interior sound equipment and personal air；When number is more, since ordinary white curtain is two-sided presents
Image, so spectators can be in the position " A ", it can also be in the position " B " viewing film or amusement, and audio can then be selected
It selects and carries external sound equipment, connect using bluetooth with automobile.When conditions permit, it can also be projected in more smooth white wall,
Spectators can watch in " A " or the position " C ".And the size of image on screen, can according to personal preference by adjusting automobile with
The distance of projection screen is realized.
It should be noted that the terms "include", "comprise" or its any other variant are intended to the packet of nonexcludability
Contain, so that commodity or system including a series of elements not only include those elements, but also including not arranging clearly
Other element out, or further include for this commodity or the intrinsic element of system.The case where not limiting more
Under, the element that is limited by sentence "including a ...", it is not excluded that also deposited in the commodity or system for including the element
In other identical element.
The above described is only a preferred embodiment of the present invention, being not intended to limit the present invention in any form.Though
So the present invention has been disclosed as a preferred embodiment, and however, it is not intended to limit the invention.It is any to be familiar with those skilled in the art
Member, without departing from the scope of the technical proposal of the invention, all using the methods and technical content of the disclosure above to the present invention
Technical solution makes many possible changes and modifications or equivalent example modified to equivalent change.Therefore, it is all without departing from
The content of technical solution of the present invention, according to the technical essence of the invention any simple modification made to the above embodiment, equivalent
Variation and modification, all of which are still within the scope of protection of the technical scheme of the invention.
Claims (7)
1. a kind of vehicle front lighting lamp system of energy projected image and video, including headlamp lamp body, which is characterized in that further include vapour
Vehicle central controller, sound play device and projection medium；The central car controller central car controller receives figure
The picture received or vision signal are converted optical signal and audio signal by piece or vision signal, and optical signal is thrown through headlamp
For shadow on projection medium, audio signal transmits voice signal by sound play device.
2. a kind of vehicle front lighting lamp system of energy projected image and video as described in claim 1, which is characterized in that the lamp body
A closed cavity is combined into a lens；
It is equipped in the closed cavity:
DLPC control panel；
For issuing the DLP projection arrangement of light source or image；And
For adjusting the regulating device of light source or image angle；The DLPC control panel is fixed on lamp body, with DLP projection arrangement
The picture received or vision signal are carried out signal conversion by electrical connection, DLPC control panel, for projection arrangement provide electric signal with
Digital signal；The regulating device is connect with lamp body.
3. a kind of vehicle front lighting lamp system of energy projected image and video as claimed in claim 2, which is characterized in that
DLP projection arrangement includes three groups of light source assemblies: first group of light source assembly, second group of light source assembly and third group light source group
Part, first group of light source assembly issue blue light, and second group of light source assembly issues green light, and third group light source assembly issues feux rouges；
DLP projection arrangement further includes the first dichroscope, the second dichroscope, the first lens group, prism, dmd panel and second
Lens group；The setting of first dichroscope transmits blue light, the second dichroscope is for reflecting feux rouges, transmission indigo plant for reflecting green light
Light and green light；
First lens group includes: first fly's-eye lens, the second fly's-eye lens and intermediate lens, and first fly's-eye lens, second are answered
Eyelens and intermediate lens are successively set between the second dichroscope and prism, and the light that blue led issues is successively through first
Dichroscope, the second dichroscope refraction after pass through the first lens group get on prism；The light that green LED issues is through the one or two
It is reflected to Look mirror, passes through the first lens group after the reflection of the second dichroscope and get on prism；The light that red LED issues is through the two or two
The first lens group is passed through after to Look mirror reflection to get on prism；The light beaten on prism is reflected on dmd panel, is reflected through dmd panel
Afterwards, it is beaten on projection medium after passing through prism and the second lens group.
4. the vehicle front lighting lamp system of a kind of energy projected image and video according to claim 2, which is characterized in that described
Regulating device includes:
For fixing the DLP projection arrangement bracket of DLP projection arrangement, DLP projection arrangement is fixed on the one of DLP projection arrangement bracket
Side；
For realizing light source or the first regulating device of image left and right adjusting；And
For realizing light source or the second regulating device of image up and down adjustment；
First regulating device and the second regulating device are arranged at the opposite side of DLP projection arrangement, with DLP projection arrangement branch
Frame connection.
5. the vehicle front lighting lamp system of a kind of energy projected image and video according to claim 4, which is characterized in that described
DLP projection arrangement bracket includes supporting point O, point of adjustment M and point of adjustment N, using the centre of luminescence of DLP projection arrangement as coordinate
Origin, X positive direction indicate vehicle heading, and Y positive direction indicates on the right side of driver that Z positive direction is indicated to day side；
The supporting point O is arranged in YZ positive direction, is equipped with ball cup at supporting point O, ball cup and DLP projection arrangement bracket it
Between be fixedly connected；Ball cup is fixedly connected by ball screw with lamp body；
The point of adjustment N is located at Z positive direction, and in Y negative direction, the first regulating device passes through a first motor bulb fastener and DLP
Projection arrangement bracket is attached, and tie point is located at the point of adjustment N；First regulating device includes the first stepper motor and the
One electric machine support；First stepper motor is mounted on first motor bracket, and first motor bracket is fixedly connected with lamp body；The
The motor shaft ends of one stepper motor are clamped with first motor bulb fastener；
The point of adjustment M is located at Y positive direction, and in Z negative direction, the second regulating device passes through one second motor bulb fastener and DLP
Projection arrangement bracket is attached, and tie point is located at the point of adjustment M；Second regulating device includes second stepper motor and
Two electric machine supports；The second stepper motor is mounted on the second electric machine support, and the second electric machine support is fixedly connected with lamp body；The
The motor shaft ends of two stepping motor are clamped with the second motor bulb fastener.
6. the vehicle front lighting lamp system of a kind of energy projected image and video according to claim 5, which is characterized in that described
First motor bracket is fixed by the first adjusting screw with lamp body, when manual rotation first adjusts screw, first motor bracket
The first stepper motor is driven to move forward and backward in the X direction with screw thread；When the operating of the first stepper motor, motor shaft is in the X direction
It stretches back and forth, props up first motor bulb fastener and move forward and backward in the X direction, to realize that DLP projection arrangement is revolved around OM line
Turn, makes light source or image left and right adjusting；
Second electric machine support is fixed by the second adjusting screw with lamp body, when manual rotation second adjusts screw, second
Electric machine support drives second stepper motor to move forward and backward in the X direction with screw thread；When second stepper motor operating, motor shaft exists
It stretches back and forth in X-direction, props up the second motor bulb fastener and move forward and backward in the X direction, to realize DLP projection arrangement around ON
Line rotation, makes light source or image up and down adjustment.
7. a kind of vehicle front lighting lamp system of energy projected image and video as claimed in claim 1 or 6, which is characterized in that
The central car controller central car controller includes storage unit, processor, audio output module, external signal
Transmission module, the Internet module, vision signal conversion module and motor control module；
The processor is connect with storage unit, is stored data in storage unit；
The processor is connect with audio output module, and audio output module is connect with sound play device, by the audio of extraction
Signal is propagated by sound play device；
The processor receives exterior artwork or vision signal by external signal transmission module, the Internet module；
The processor is electrically connected by vision signal conversion module with the DLPC control panel, and vision signal conversion module is passed through
Picture or vision signal are passed into DLPC control panel；
The processor is connect with motor control module, and output motor controls signal to the first stepper motor and the second stepping electricity
Machine.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811179496.8A CN109185825A (en) | 2018-10-10 | 2018-10-10 | A kind of vehicle front lighting lamp system of energy projected image and video |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811179496.8A CN109185825A (en) | 2018-10-10 | 2018-10-10 | A kind of vehicle front lighting lamp system of energy projected image and video |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN109185825A true CN109185825A (en) | 2019-01-11 |
Family
ID=64947875
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201811179496.8A Pending CN109185825A (en) | 2018-10-10 | 2018-10-10 | A kind of vehicle front lighting lamp system of energy projected image and video |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN109185825A (en) |
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| CN110834579A (en) * | 2019-11-27 | 2020-02-25 | 华人运通(江苏)技术有限公司 | Automobile headlamp control system, method, device, equipment and storage medium |
| CN111914081A (en) * | 2020-08-07 | 2020-11-10 | 华人运通(上海)云计算科技有限公司 | Text display method, device, system, equipment and storage medium |
| WO2023116944A3 (en) * | 2021-12-24 | 2023-08-10 | 宁波舜宇车载光学技术有限公司 | Image projection device, and method for manufacturing image projection device |
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Address after: 310051 1st and 6th floors, no.451 Internet of things street, Binjiang District, Hangzhou City, Zhejiang Province Applicant after: Zhejiang Zero run Technology Co.,Ltd. Address before: 310051 1st and 6th floors, no.451 Internet of things street, Binjiang District, Hangzhou City, Zhejiang Province Applicant before: ZHEJIANG LEAPMOTOR TECHNOLOGY Co.,Ltd. |
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Application publication date: 20190111 |