CN106427767B - A kind of lamp control device of the LED location lamp of display battery capacity - Google Patents
A kind of lamp control device of the LED location lamp of display battery capacity Download PDFInfo
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- CN106427767B CN106427767B CN201610901550.XA CN201610901550A CN106427767B CN 106427767 B CN106427767 B CN 106427767B CN 201610901550 A CN201610901550 A CN 201610901550A CN 106427767 B CN106427767 B CN 106427767B
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
- B60Q—ARRANGEMENT OF SIGNALLING OR LIGHTING DEVICES, THE MOUNTING OR SUPPORTING THEREOF OR CIRCUITS THEREFOR, FOR VEHICLES IN GENERAL
- B60Q1/00—Arrangement of optical signalling or lighting devices, the mounting or supporting thereof or circuits therefor
- B60Q1/26—Arrangement of optical signalling or lighting devices, the mounting or supporting thereof or circuits therefor the devices being primarily intended to indicate the vehicle, or parts thereof, or to give signals, to other traffic
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
- B60L—PROPULSION OF ELECTRICALLY-PROPELLED VEHICLES; SUPPLYING ELECTRIC POWER FOR AUXILIARY EQUIPMENT OF ELECTRICALLY-PROPELLED VEHICLES; ELECTRODYNAMIC BRAKE SYSTEMS FOR VEHICLES IN GENERAL; MAGNETIC SUSPENSION OR LEVITATION FOR VEHICLES; MONITORING OPERATING VARIABLES OF ELECTRICALLY-PROPELLED VEHICLES; ELECTRIC SAFETY DEVICES FOR ELECTRICALLY-PROPELLED VEHICLES
- B60L58/00—Methods or circuit arrangements for monitoring or controlling batteries or fuel cells, specially adapted for electric vehicles
- B60L58/10—Methods or circuit arrangements for monitoring or controlling batteries or fuel cells, specially adapted for electric vehicles for monitoring or controlling batteries
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
- B60Q—ARRANGEMENT OF SIGNALLING OR LIGHTING DEVICES, THE MOUNTING OR SUPPORTING THEREOF OR CIRCUITS THEREFOR, FOR VEHICLES IN GENERAL
- B60Q2400/00—Special features or arrangements of exterior signal lamps for vehicles
- B60Q2400/20—Multi-color single source or LED matrix, e.g. yellow blinker and red brake lamp generated by single lamp
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
- B60Q—ARRANGEMENT OF SIGNALLING OR LIGHTING DEVICES, THE MOUNTING OR SUPPORTING THEREOF OR CIRCUITS THEREFOR, FOR VEHICLES IN GENERAL
- B60Q2400/00—Special features or arrangements of exterior signal lamps for vehicles
- B60Q2400/30—Daytime running lights [DRL], e.g. circuits or arrangements therefor
-
- 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
- Y02T—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO TRANSPORTATION
- Y02T10/00—Road transport of goods or passengers
- Y02T10/60—Other road transportation technologies with climate change mitigation effect
- Y02T10/70—Energy storage systems for electromobility, e.g. batteries
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- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Life Sciences & Earth Sciences (AREA)
- Sustainable Development (AREA)
- Sustainable Energy (AREA)
- Power Engineering (AREA)
- Transportation (AREA)
- Lighting Device Outwards From Vehicle And Optical Signal (AREA)
- Non-Portable Lighting Devices Or Systems Thereof (AREA)
- Circuit Arrangement For Electric Light Sources In General (AREA)
Abstract
A kind of the LED location lamp and its lamp control device of display battery capacity, are related to the arrangement of general vehicle illumination or signal device, including LED light source module, light-guide device, lamp control device and car bus interface module；Lamp control device obtains Vehicular battery electrical parameter and state of a control signal by car bus interface module, control lighting/extinguishing for each LED chip of LED light source module respectively according to Vehicular battery electrical parameter and state of a control, when vehicle is in transport condition, each LED chip is lighted simultaneously, provides position lamp function；When vehicle is in charging or stationary state, each LED chip provides battery capacity display function according to battery capacity ratio sequential illumination or flicker.Realize that the display of electric quantity of batteries of electric vehicle, driver need not can understand battery capacity and charged state, facilitate the daily maintenance and Charge Management of Vehicular battery into the car using existing LED location lamp.
Description
Technical field
The present invention relates to the arrangements more particularly to one kind of general vehicle illumination or signal device can be in signalling light for vehicle
Realize lamps and lanterns and its control device that car light semiotic function and battery capacity are shown.
Background technology
Global Auto illumination market is undergoing a full technological revolution not having at present, and global energy crisis adds
Play, electric vehicle engineering achieve significant progress, and with the emergence of the electric vehicles giant such as tesla, electric vehicle is in the whole world
The tide of one innovation is started.Still it is arranged before automobile in instrument board currently, the battery capacity of electric vehicle is shown, when driving
When the person of sailing is outside vehicle or when automobile is in charged state, it is necessary to which automotive interior of entering can just see the electricity of battery, to driving
Member brings great inconvenience.Chinese invention patent application " a kind of electric vehicle car light with information about power display function "
(application for a patent for invention number：201510791874.8 publication number：CN105365656A) disclosing one kind, there is information about power to show
The electric vehicle car light of function, the electric vehicle car light include body of vehicle light and lamp lighting control circuit, and described is electronic
Automobile lamp further includes OLED module and OLED mounting brackets, and the OLED mounting brackets coordinate with the body of vehicle light
Fixed, the OLED module is fixedly mounted in OLED mounting brackets, and the OLED module is by several OLED luminescent screens
Composition, the OLED module are divided into several electricity viewing area domains；The input terminal connection of the lamp lighting control circuit is vehicle-mounted
Terminal, car-mounted terminal obtain the working condition and information about power of batteries of electric automobile, and are sent to lamp lighting control circuit, car light
Control circuit controls the illuminating state of each OLED luminescent screens according to the working condition and information about power of battery, thus
The cell operating status of electric vehicle is shown in car light.Although the prior art scheme is realized shows electric vehicle in car light
Battery electricity, still, the program is that the OLED module that is shown dedicated for electricity is configured in car light, is not only increased into
This, and its structure will also be limited by car light space.
On the other hand, the lamp system of Hyundai Motor is more likely to different lamp kinds are integrated, for example, through PCT approach into
Enter patent of invention " driving device for being used for motor vehicle and motor vehicle luminaire " (Chinese invention patent number of China：
ZL201280020360.7 Authorization Notice No.：CN103502050B a kind of driving of the luminaire for motor vehicle) is disclosed
Device, the luminaire include to be arranged at least one light emitting diode of direction indicator (turn signal lamp), be arranged and give
At least one light emitting diode of other lamp kinds (especially daytime running lamps and/or position lamp) and being total to for these lamp kinds
Same Optical devices, wherein the driving device, which has, to be not only used for direction indicator light emitting diode but also shine for other lamp kinds
Unique commutator transformer of diode and the control unit of commutator transformer is controled according to control signal.But existing
In the integrated car light having, is connected and composed usually using several LED chip series/parallels and a certain function (such as turn signal lamp is provided
Function or position lamp function) LED light source module, then pass through a control circuit of control device and control entire LED light
Source module is lighted or is extinguished simultaneously, realizes corresponding light function requirement, therefore existing integrated car light can not pass through independence
It controls each LED chip and realizes electric quantity display function.
Invention content
The purpose of the present invention is to provide a kind of LED location lamps that can show battery capacity, solve above-mentioned battery capacity
Technical problem present in displaying scheme.Technical solution is used by the present invention solves above-mentioned technical problem：
A kind of LED location lamp of display battery capacity, including LED light source module, light-guide device, lamp control device, with
And it is connected to the car bus interface module of automobile bus, it is characterised in that：
The LED light source module include several can independent control light the LED chip of pattern, each LED chip is along lamp
The length direction of tool is distributed in LED circuit board, and the lamp control device is connected to LED light source module by plug connector,
The illuminating state of each LED chip of independent control；
The lamp control device obtains Vehicular battery electrical parameter and state of a control by car bus interface module
Signal, controlled respectively according to Vehicular battery electrical parameter and state of a control the lighting of each LED chip of LED light source module/
Extinguish, realizes signals of vehicles or battery capacity display function：When vehicle is in transport condition, the LED light source module it is each
LED chip is lighted simultaneously, provides position lamp function；When vehicle is in static or charged state, the LED light source module it is each
LED chip provides battery capacity display function according to battery capacity ratio sequential illumination or flicker, and each LED chip represents
One specific battery capacity percentage-proportion interval；
The light-guide device is the optics for being used to form position lamp luminous strip and embodying each LED chip sequential illumination effect
Element, the light that each LED chip is sent out form in light-guide device front end by the refraction and reflection of light-guide device and meet position
The diffused light that lamp requires forms the position lamp luminous zone of car light through outer lens.
A kind of preferable technical solution of the LED location lamp of the display battery capacity of the present invention, it is characterised in that the LED
Light source module is fixed on the rear of light-guide device by LED circuit board, and the position lamp luminous strip that light-guide device is formed is along matching outside
Light microscopic edge arrangement continuous luminous band, or along outer lens edge linearly or arc arrangement luminous point array.
A kind of superior technique scheme of the LED location lamp of the display battery capacity of the present invention, it is characterised in that described
The luminous flux of each LED chip of lamp control device independent control, can make each LED of model and performance parameter all same
Chip shows different brightness.
A kind of improved technical solution of the LED location lamp of the display battery capacity of the present invention, it is characterised in that described
State of a control signal includes electricity display pattern signal, and the lamp control device is according to electricity display pattern and Vehicular battery
What electrical parameter controlled each LED chip lights, extinguishes or flickers state, realizes at least two electricity display patterns, wherein：
Electricity display pattern I：LED chip and all percentages in a certain electricity percentage-proportion interval are less than the percentage
The LED chip in section is in normal illuminating state；The LED chip that all percentages are more than the percentage-proportion interval is extinguishing shape
State；
Electricity display pattern II：LED chip in a certain electricity percentage-proportion interval is in normal luminous flux flicker state；
The LED chip that all percentages are less than the percentage-proportion interval is in normal illuminating state；All percentages are more than the percentage
The LED chip in section is in low luminous flux illuminating state, and luminous flux is less than the luminous flux of normal work.
A kind of further improved technical solution of the LED location lamp of the display battery capacity of the present invention, it is characterised in that
The lamp control device further includes wireless communication module, and the LED location lamp can be connected to by wireless communication module
External mobile terminal, being capable of remote control switching signal lamp operating mode or display battery capacity by external mobile terminal.
It is another object of the present invention to provide a kind of lamps and lanterns controls of the LED location lamp for above-mentioned display battery capacity
Device processed, technical solution is used by the present invention solves above-mentioned technical problem：
A kind of lamp control device of LED location lamp for above-mentioned display battery capacity, it is characterised in that：
The lamp control device includes electric quantity signal decoding module, electricity display control module, Signalized control mould
Block, stroboscopic/pwm signal module, and several LED driving switch elements for connecting one to one with the LED chip；
The electric quantity signal decoding module obtains Vehicular battery electrical parameter by car bus interface module, and decoding turns
It is changed to the electricity wayside signaling corresponding to each LED chip illuminating state, is transmitted to electricity display control module；
The electricity display control module by with the one-to-one output end of the LED chip, be connected to corresponding
LED driving switch elements light/OFF state by each LED chip of LED driving switch element independent controls；
The stroboscopic/pwm signal module generation meets battery capacity indication or the frequent flashing control signal of alarm signal requirement, leads to
Cross the flicker frequency that electricity display control module controls each LED chip；
The car bus interface module sends function select signal to electricity display control module and signal lamp control
Molding block controls the working condition of lamps and lanterns according to function select signal：
When vehicle is in transport condition, the lamp control device provides position lamp function；The signal lamp control
Molding block obtains signal lamp pattern and signal lamp state by car bus interface module, according to signal lamp pattern and signal lamp shape
State generates Signalized control signal, sends each LED driving switch elements to by electricity display control module, synchronous control is whole
State is lighted or flickered to LED chip, realizes vehicle location instruction or alarm signal function；
When vehicle is in charging or stationary state, the lamp control device provides battery capacity display function；Institute
The electricity display control module stated controls the on off state of each LED driving switch elements according to electricity wayside signaling, along lamps and lanterns
Length direction lights plurality of LEDs chip successively from Far Left or rightmost, realizes battery capacity display function.
A kind of preferable technical solution of the lamp control device of the present invention, it is characterised in that the stroboscopic/
PWM signaling modules also provide the pwm signal of control LED light flux while generating frequent flashing control signal；By adjusting PWM
Signal dutyfactor adjusts the luminous flux of LED chip, realizes that state is lighted or flickered to low luminous flux, the low luminous flux control exists
0~100% range of normal luminous flux.
A kind of superior technique scheme of the lamp control device of the present invention, it is characterised in that the electric quantity signal decoding
Module, electricity display control module and Signalized control module connect composition using logic gate integrated circuit；The LED drivings
Switch element uses the constant current switch circuit or LED car lamp special constant-current drive integrated circult of MOS power devices composition.
A kind of improved technical solution of the lamp control device of the present invention, it is characterised in that use programmable logic device
Electric quantity signal decoding module, the logic control function of electricity display control module and Signalized control module are realized in programming；It is described
LED driving switch elements using the constant current switch circuit of MOS power devices composition or the integrated electricity of LED car lamp special constant-current driving
Road.
A kind of further improved technical solution of the lamp control device of the present invention, it is characterised in that the lamps and lanterns control
Device processed realizes control function, the electric quantity signal decoding module, electricity display control module, signal using mcu programming
Lamp control module and stroboscopic/pwm signal module are the software function modules stored in microcontroller memory；The LED drivings
Switch element is that the constant current switch circuit for the MOS power devices composition for being connected to microcontroller I/O port or LED constant current driving integrate
Circuit.
The beneficial effects of the invention are as follows：
1, the LED location lamp and its lamp control device of display battery capacity of the invention, utilizes existing LED location lamp
Realize that the display of electric quantity of batteries of electric vehicle, driver need not can understand battery capacity and charged state into the car,
Greatly facilitate the daily maintenance and Charge Management of Vehicular battery.
2, the LED location lamp and its lamp control device of display battery capacity of the invention can pass through software programming reality
The switching and control of existing signal lamp function and electric quantity display function, without the special structure of addition and additional device, Neng Gou
Under conditions of hardly increasing cost and not changing Vehicle lamp structure design, realizes the battery information for outwardly transmitting vehicle, be convenient for
Realize that the improvement to existing signalling light for vehicle upgrades.
Description of the drawings
Fig. 1 is the schematic diagram of the LED location lamp of the display battery capacity of the present invention；
Fig. 2 is that the LED light source of the LED location lamp of the display battery capacity of the present invention lights sequential schematic；
Fig. 3 is the structure chart of the light-guide device of the LED location lamp of the display battery capacity of the present invention；
Fig. 4 is the sectional view of the light-guide device of the LED location lamp of the display battery capacity of the present invention；
Fig. 5 is the control principle drawing of the lamp control module of the LED location lamp of the display battery capacity of the present invention；
Fig. 6 is state of a control figure when lamp control device of the invention is in position lamp function；
Fig. 7 is state of a control figure when lamp control device of the invention is in electricity display pattern I；
Fig. 8 is state of a control figure when lamp control device of the invention is in electricity display pattern II；
Fig. 9 is current waveform schematic diagram when state is lighted in difference or flickered to LED chip.
The reference numeral of each component in above each figure：1 is LED light source module, and 1-x is the one of LED light source consisting module
Group LED chip, 2 be LED circuit board, and 3 be light-guide device, and 4 be mounting bracket, and 5 be outer lens, and 100 be lamp control device,
110 be electric quantity signal decoding module, and 120 be electricity display control module, and 130 be Signalized control module, and 140 be stroboscopic/PWM
Signaling module, 15-x are LED driving switch elements, wherein reference numeral tail number x=1~10.
Specific implementation mode
For better understanding of the above-mentioned technical proposal of the present invention, carry out with reference to the accompanying drawings and examples further
Detailed description.
One embodiment of the LED location lamp of the display battery capacity of the present invention is as shown in Figures 1 to 4, including LED light source
Module 1, light-guide device 3, lamp control device 100, and it is connected to the car bus interface module 200 of automobile bus, it is described
Automobile bus be attached to the CAN bus of wagon control computer or other types of central vehicle bus；
The LED light source module 1 include several can independent control light the LED chip 1-x of pattern, each LED chip
Length direction along lamps and lanterns is distributed in LED circuit board 2, is assemblied on lamp body by mounting bracket 4；The lamps and lanterns control dress
It sets 100 and LED light source module 1, the illuminating state of each LED chip 1-x of independent control is connected to by plug connector；It is described in LED
Wiring board 2 can be whole or fission printed circuit board, and in Fig. 2 and Fig. 3, LED light source module 1 includes 10 LED chips, x=
1~10 corresponds respectively to LED 1-1 to LED 1-10；
The lamp control device 100 obtains Vehicular battery electrical parameter and control by car bus interface module 200
Status signal processed controls each LED chip of LED light source module 1 according to Vehicular battery electrical parameter and state of a control respectively
Light/extinguish, realize signals of vehicles or battery capacity display function：When vehicle is in transport condition, the LED light
Each LED chip of source module 1 is lighted simultaneously, provides position lamp function；When vehicle is in static or charged state, the LED
Each LED chip of light source module 1 provides battery capacity display function according to battery capacity ratio sequential illumination or flicker, each
LED chip represents a specific battery capacity percentage-proportion interval；
The light-guide device 3 is the light for being used to form position lamp luminous strip and embodying each LED chip sequential illumination effect
Element is learned, the light that each LED chip is sent out is formed in 3 front end of light-guide device and met by the refraction and reflection of light-guide device 3
The diffused light that position lamp requires forms the position lamp luminous zone of car light through outer lens 5.
In the embodiment shown in fig. 5, Vehicular battery electrical parameter passes through data-signal in the form of binary system or binary-coded decimal
Line S1~S4It is transmitted to lamp control device 100；State of a control signal passes through data signal line S5~S8It is transmitted to lamps and lanterns control dress
Set 100, wherein electricity display pattern signal S5For controlling electricity display pattern, function select signal S6It selects to believe for function
Signal lamp or electric quantity display function, signal lamp Mode S7Operating mode (light or flicker) for controlling signal lamp, signal lamp shape
State S8On off state for controlling signal lamp.
According to fig. 3 with it is shown in Fig. 4 the present invention display battery capacity LED location lamp embodiment, the LED light source
Module 1 is fixed on the rear of light-guide device 3 by LED circuit board 2, and the position lamp luminous strip that light-guide device 3 is formed is along car light
5 edge of outer lens arrangement continuous luminous band, or along outer lens edge linearly or arc arrangement luminous point array,
Fig. 3 and Fig. 4 is only the schematic presentation of the LED location lamp of the display battery capacity of the present invention, and specific moulding can be according to vehicle
The shape and finishing requirements of lamp design.
One embodiment of the LED location lamp of display battery capacity according to the present invention, the lamp control device 100
The luminous flux of each LED chip of independent control can be such that each LED chip of model and performance parameter all same shows different
Brightness.
One embodiment of the LED location lamp of display battery capacity according to the present invention, the state of a control signal packet
Electricity display pattern signal is included, the lamp control device 100 is according to electricity display pattern and Vehicular battery electrical parameter control
That makes each LED chip lights, extinguishes or flickers state, realizes at least two electricity display patterns, wherein：
Electricity display pattern I：LED chip 1-x and all percentages in a certain electricity percentage-proportion interval be less than this hundred
Divide and is in normal illuminating state than the LED chip in section (reference numeral tail number is less than the LED chip of x)；All percentages are big
In the LED chip LED chip of x (reference numeral tail number be more than) of the percentage-proportion interval be OFF state, it is shown in Figure 7
The lamp control device of the present invention is in state of a control figure when electricity display pattern I, wherein and state " 0 " indicates that LED extinguishes,
State " 1 " indicates that LED is lighted；
Electricity display pattern II：LED chip 1-x in a certain electricity percentage-proportion interval is in normal luminous flux flicker shape
The frequency scintillation for the frequent flashing control signal that state, i.e. LED chip 1-x are generated according to stroboscopic/pwm signal module 140；All percentages
It is in normal illuminating state less than the LED chip of the percentage-proportion interval (reference numeral tail number is less than the LED chip of x)；It is all
The LED chip (reference numeral tail number is more than the LED chip of x) that percentage is more than the percentage-proportion interval is in low luminous flux point
Bright state, luminous flux are less than the luminous flux of normal work.In the present embodiment, low luminous flux is 50% light of normal luminous flux
Flux, lamp control device of the invention shown in Figure 8 are in state of a control figure when electricity display pattern II, wherein
State " 100% " indicates that LED is in full luminous flux flicker state, and state " 1 " indicates that the full luminous fluxes of LED are lighted, state " 50% "
Indicate that LED is in 50% luminous flux illuminating state or 50% luminous flux flicker state.
It is by the low luminous flux point in electricity display pattern II as the optional electricity display pattern of another kind of the present embodiment
Bright state replaces with low luminous flux flicker state, i.e., LED chip less than the luminous flux of normal work to be presented flicker state.
As a concrete application of above-described embodiment, the electricity display pattern I is used to show the electricity of stationary state
Pond electricity, electricity display pattern II are used to show that the battery capacity of charged state, the section of normal illuminating state to indicate vehicle electrical
The section of electricity pond remaining electricity or be filled with, low luminous flux illuminating state (or low luminous flux flickers state) indicates vehicle
Battery needs the electricity to charge.
LED chip is in current waveform schematic diagram when difference is lighted or flickers state as shown in figure 9, wherein flickering state
Flicker frequency be 1Hz, in order to avoid flicker the PWM signal frequency of low luminous flux state usually >=1000Hz.
One preferred embodiment of the LED location lamp of display battery capacity according to the present invention, lamps and lanterns control
Device 100 further includes wireless communication module, and the position lamp can be connected to external mobile terminal, example by wireless communication module
Such as by 4G signals or WIFI network connections to mobile phone or IPAD, car owner can be remotely controlled by external mobile terminal remote and be cut
Change signal lamp operating mode or display battery capacity.
The embodiment of the lamp control device 100 of the LED location lamp of the display battery capacity of the present invention shown in Fig. 5
In, the lamp control device 100 includes electric quantity signal decoding module 110, electricity display control module 120, signal lamp control
Molding block 130, stroboscopic/pwm signal module 140, and several LED to connect one to one with the LED chip 1-x drive
Switch element 15-x；
The electric quantity signal decoding module 110 obtains Vehicular battery electrical parameter by car bus interface module 200,
Decoding is converted to the electricity wayside signaling Dx corresponding to each LED chip 1-x illuminating states, is transmitted to electricity display control mould
Block 120；
The electricity display control module 120 by with the one-to-one output end Gx of the LED chip 1-x, connection
To corresponding LED driving switch elements 15-x, pass through each LED chip 1-x of LED driving switch element 15-x independent controls
Light/OFF state；In the present embodiment, x=1~10 correspond respectively to LED 1-1 to LED 1-10；
The stroboscopic/pwm signal module 140 generates the frequent flashing control letter for meeting battery capacity indication or alarm signal requirement
Number, the flicker frequency of each LED chip is controlled by electricity display control module 120；
The car bus interface module 200 is by function select signal S6Send 120 He of electricity display control module to
Signalized control module 130, according to function select signal S6Control the working condition of lamps and lanterns：
When vehicle is in transport condition, the lamp control device 100 provides position lamp function；The signal lamp
Control module 130 obtains signal lamp Mode S by car bus interface module 2007With signal lamp state S8, according to signal lamp mould
Formula S7With signal lamp state S8Signalized control signal is generated, sending each LED drivings to by electricity display control module 120 opens
Element 15-x is closed, control whole LED chip 1-x, which synchronizes to light, realizes that vehicle location instruction function or synchronous flashing offer are different
The alarm signal function of normal dead ship condition.When the lamp control device of the present invention shown in Figure 6 is in position lamp function
State of a control figure, in this embodiment, the operating mode of position lamp is flash pattern, and state " 0 " indicates that LED extinguishes, state " 1 "
Indicate that LED is in full luminous flux illuminating state (i.e. normal illuminating state).
When vehicle is in charging or stationary state, the lamp control device 100 provides battery capacity display function；
The electricity display control module 120 controls the switch shape of each LED driving switch elements 15-x according to electricity wayside signaling Dx
State lights plurality of LEDs chip 1-x from Far Left or rightmost along lamps and lanterns length direction, realizes that battery capacity shows work(successively
Energy；In the present embodiment, battery capacity is divided into the percentage-proportion interval of 10 deciles, LED chip 1-1,1-2,1-3,1-4,1-
5,1-6,1-7,1-8,1-9,1-10 respectively represent 10%, 20%, 30%, 40%, 50%, 60%, 70%, 80%, 90%,
100% battery capacity.
The embodiment of the LED location lamp of display battery capacity of the invention according to figure 5, the stroboscopic/PWM letters
Number module 140 also provides the pwm signal of control LED light flux while generating frequent flashing control signal；Believe by adjusting PWM
The luminous flux of number duty cycle adjustment LED chip, realizes that state is lighted or flickered to low luminous flux, can be by the low luminous flux control
Make 0~100% range in normal luminous flux.
One embodiment of the LED location lamp of display battery capacity according to the present invention, the electric quantity signal decode mould
Block 110, electricity display control module 120 and Signalized control module 130 are formed using the connection of logic gate integrated circuit；Institute
Constant current switch circuits or LED car lamp special constant-current driving of the LED driving switch elements 15-x stated using MOS power devices composition
Integrated circuit.
Another embodiment of the LED location lamp of display battery capacity according to the present invention, the lamp control device
100 program realization electric quantity signal using programmable logic device (PLD, i.e. Programmable Logic Device) decodes mould
The logic control function of block 110, electricity display control module 120 and Signalized control module 130；The LED driving switch
Element 15-x uses the constant current switch circuit or LED car lamp special constant-current drive integrated circult of MOS power devices composition.
Another embodiment of the LED location lamp of display battery capacity according to the present invention, the lamp control device
100 using mcu programmings realize control functions, the electric quantity signal decoding module 110, electricity display control module 120,
Signalized control module 130 and stroboscopic/pwm signal module 140 are the software function modules stored in microcontroller memory；It is described
LED driving switch elements 15-x be connected to microcontroller I/O port MOS power devices composition constant current switch circuit or LED
Constant current drive integrated circult.
Those of ordinary skill in the art it should be appreciated that more than embodiment be intended merely to illustrate the present invention's
Technical solution, and be not used as limitation of the invention, any connotation based on the present invention is to embodiment described above
Made by variation, modification, all will fall the present invention scope of the claims in.
Claims (9)
1. a kind of lamp control device of the LED location lamp of display battery capacity, the LED location lamp includes LED light source module,
Light-guide device and the car bus interface module for being connected to automobile bus,
The LED light source module include several can independent control light the LED chip of pattern, each LED chip is along lamps and lanterns
Length direction is distributed in LED circuit board, and the lamp control device is connected to LED light source module by plug connector, independent
Control the illuminating state of each LED chip；
The lamp control device obtains Vehicular battery electrical parameter and state of a control signal by car bus interface module,
Control lighting/extinguishing for each LED chip of LED light source module respectively according to Vehicular battery electrical parameter and state of a control,
Realize signals of vehicles or battery capacity display function：
When vehicle is in transport condition, each LED chip of the LED light source module is lighted/is extinguished simultaneously；
When vehicle is in static or charged state, the light-guide device is to be used to form position lamp luminous strip and embody each
The optical element of LED chip sequential illumination effect, the light that each LED chip is sent out, by the refraction and reflection of light-guide device,
Light-guide device front end forms the diffused light for meeting position lamp requirement, and the position lamp luminous zone of car light is formed through outer lens,
It is characterized in that：
The lamp control device includes electric quantity signal decoding module, electricity display control module, Signalized control module, frequency
Sudden strain of a muscle/pwm signal module, and several LED driving switch elements for connecting one to one with the LED chip；
The electric quantity signal decoding module obtains Vehicular battery electrical parameter by car bus interface module, and decoding is converted to
Corresponding to the electricity wayside signaling of each LED chip illuminating state, it is transmitted to electricity display control module；
The electricity display control module by with the one-to-one output end of the LED chip, be connected to corresponding LED and drive
Dynamic switch element ,/OFF state is lighted by each LED chip of LED driving switch element independent controls；
The stroboscopic/pwm signal module generation meets battery capacity indication or the frequent flashing control signal of alarm signal requirement, passes through electricity
Amount display control module controls the flicker frequency of each LED chip；
The car bus interface module sends function select signal to electricity display control module and Signalized control mould
Block controls the working condition of lamps and lanterns according to function select signal：
When vehicle is in transport condition, the lamp control device provides position lamp function；The Signalized control mould
Block obtains signal lamp pattern and signal lamp state by car bus interface module, is produced according to signal lamp pattern and signal lamp state
Raw Signalized control signal, each LED driving switch elements, synchronous control whole LED are sent to by electricity display control module
State is lighted or flickered to chip, realizes vehicle location instruction or alarm signal function；
When vehicle is in charging or stationary state, the lamp control device provides battery capacity display function；Described
Electricity display control module controls the on off state of each LED driving switch elements according to electricity wayside signaling, along lamps and lanterns length
Plurality of LEDs chip is lighted in direction successively from Far Left or rightmost, realizes battery capacity display function.
2. lamp control device according to claim 1, which is characterized in that the LED light source module passes through LED circuit board
It is fixed on the rear of light-guide device, the position lamp luminous strip that light-guide device is formed is the continuous luminous arranged along outer lens edge
Band, or along outer lens edge linearly or arc arrangement luminous point array.
3. lamp control device according to claim 1, which is characterized in that the lamp control device independent control is every
The luminous flux of one LED chip can make each LED chip of model and performance parameter all same show different brightness.
4. lamp control device according to claim 1, which is characterized in that the state of a control signal includes that electricity is aobvious
Show that mode signal, the lamp control device control each LED chip according to electricity display pattern and Vehicular battery electrical parameter
Light, extinguish or flicker state, realize at least two electricity display patterns, wherein：Electricity display pattern I：In a certain electricity
The LED chip and all percentages for measuring percentage-proportion interval are in normal illuminating state less than the LED chip of the percentage-proportion interval；
The LED chip that all percentages are more than the percentage-proportion interval is OFF state；
Electricity display pattern II：LED chip in a certain electricity percentage-proportion interval is in normal luminous flux flicker state；It is all
The LED chip that percentage is less than the percentage-proportion interval is in normal illuminating state；All percentages are more than the percentage-proportion interval
LED chip be in low luminous flux illuminating state, luminous flux is less than the luminous flux of normal work.
5. lamp control device according to claim 1, which is characterized in that the lamp control device further includes wireless
Communication module, the LED location lamp can be connected to external mobile terminal by wireless communication module, pass through external mobile terminal
It being capable of remote control switching signal lamp operating mode or display battery capacity.
6. according to claim 1-5 any one of them lamp control devices, which is characterized in that the stroboscopic/pwm signal mould
Block also provides the pwm signal of control LED light flux while generating frequent flashing control signal；By adjusting pwm signal duty ratio
The luminous flux for adjusting LED chip, realizes that state is lighted or flickered to low luminous flux, the low luminous flux control is in normal luminous flux
0~100% range.
7. according to claim 1-5 any one of them lamp control devices, which is characterized in that the electric quantity signal decodes mould
Block, electricity display control module and Signalized control module connect composition using logic gate integrated circuit；The LED drivings are opened
Close constant current switch circuit or LED car lamp special constant-current drive integrated circult of the element using MOS power devices composition.
8. according to claim 1-5 any one of them lamp control devices, which is characterized in that compiled using programmable logic device
The logic control function of Cheng Shixian electric quantity signal decoding modules, electricity display control module and Signalized control module；Described
LED driving switch elements are integrated electric using the constant current switch circuit of MOS power devices composition or the driving of LED car lamp special constant-current
Road.
9. according to claim 1-5 any one of them lamp control devices, which is characterized in that the lamp control device is adopted
Control function, the electric quantity signal decoding module, electricity display control module, Signalized control mould are realized with mcu programming
Block and stroboscopic/pwm signal module are the software function modules stored in microcontroller memory；The LED driving switch elements
It is the constant current switch circuit or LED constant current drive integrated circult of the MOS power devices composition for being connected to microcontroller I/O port.
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| CN108621910A (en) * | 2018-01-23 | 2018-10-09 | 常州星宇车灯股份有限公司 | A kind of dynamic daytime running lamps system |
| WO2019159828A1 (en) * | 2018-02-16 | 2019-08-22 | 株式会社小糸製作所 | Vehicular lamp system for displaying automatic driving and charge amount of battery |
| CN109624785A (en) * | 2018-12-27 | 2019-04-16 | 曼德电子电器有限公司 | Charged state display methods, device and the equipment of vehicle |
| CN110236227A (en) * | 2019-05-10 | 2019-09-17 | 深圳市乐瑞达科技有限公司 | Device for flue-cured tobacco control method, device and device for flue-cured tobacco |
| CN112087013B (en) * | 2019-06-14 | 2023-03-14 | 宝时得科技（中国）有限公司 | Charging state display method and device, battery pack, electric tool and charging equipment |
| CN110949243A (en) * | 2019-11-25 | 2020-04-03 | 浙江合众新能源汽车有限公司 | Vehicle charging indicator lamp system and indicating method |
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