CN107264687A - Intelligent electrical bike lamp lighting control circuit - Google Patents
Intelligent electrical bike lamp lighting control circuit Download PDFInfo
- Publication number
- CN107264687A CN107264687A CN201710549874.6A CN201710549874A CN107264687A CN 107264687 A CN107264687 A CN 107264687A CN 201710549874 A CN201710549874 A CN 201710549874A CN 107264687 A CN107264687 A CN 107264687A
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- Prior art keywords
- circuit
- light
- signal
- battery truck
- switch
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Classifications
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B62—LAND VEHICLES FOR TRAVELLING OTHERWISE THAN ON RAILS
- B62J—CYCLE SADDLES OR SEATS; AUXILIARY DEVICES OR ACCESSORIES SPECIALLY ADAPTED TO CYCLES AND NOT OTHERWISE PROVIDED FOR, e.g. ARTICLE CARRIERS OR CYCLE PROTECTORS
- B62J6/00—Arrangement of optical signalling or lighting devices on cycles; Mounting or supporting thereof; Circuits therefor
- B62J6/01—Electric circuits
-
- 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
- Y02B20/40—Control techniques providing energy savings, e.g. smart controller or presence detection
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- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Lighting Device Outwards From Vehicle And Optical Signal (AREA)
Abstract
The invention discloses a kind of battery truck intelligent vehicle lamp control circuit, main purpose improves the traffic safety of battery truck using the intelligent detecting function of light sensor, it is to avoid car owner causes the car owner of other vehicles not see clearly because closing the border car light.Its technical scheme is, including mechanical switch, voltage detecting circuit, the first light detection components, the second light detection components, the second light detection components, control circuit, first switch circuit, second switch circuit and timing circuit.The environment that first light detection components can be perceived residing for battery truck is daytime or night, and the second light detection components are able to detect that whether the front of battery truck has automobile, and voltage detecting circuit can detect whether mechanical switch is closed；Therefore, if battery truck car owner disconnects mechanical switch at night, in meeting, the first gate-controlled switch, which disconnects, is closed, and the second gate-controlled switch closure is opened.In this way, the car light of battery truck electrified light emitting immediately, to remind the vehicle in front.
Description
Technical field
The present invention relates to a kind of battery truck, more specifically, it relates to a kind of intelligent electrical bike lamp lighting control circuit.
Background technology
With the renewal iteration of battery truck, a kind of trip vehicles that people like selection are increasingly becomed.But,
Because country is without enough regulations and management method are put into effect for battery truck, cause the awareness of safety of many car owners very thin
It is weak, some older car owners are particularly, it is for the cognitive less of traffic law；And then, the traffic triggered by battery truck
Accident is of common occurrence.One of which situation, is that, at night, because battery truck is in the state of low battery, car owner is in order to save
Electric intentional not big light opening, to extend course continuation mileage.But such case, it is easy for causing the car owner of other vehicles can not be farther out
Distance see battery truck, if the speed of opponent vehicle is too fast, wait when seeing, it is late.
The content of the invention
In view of the deficienciess of the prior art, it is an object of the invention to provide a kind of battery truck intelligent automotive light control electricity
Road, can avoid causing battery truck by front vehicles can not be seen clearly because car owner closes car light at night to a certain extent.
To achieve the above object, the invention provides following technical scheme：
A kind of battery truck intelligent vehicle lamp control circuit, including：
Mechanical switch, with the first terminals, the second terminals, wherein, the first terminals, the second terminals are respectively used to and electricity
Bottle, car light electrical connection；
Voltage detecting circuit, its input is electrically connected to the second terminals of mechanical switch, and the voltage detecting circuit is used to examine
Survey whether mechanical switch turns on, and export corresponding voltage detection signal；
First light detection components, for detecting whether the intensity of illumination of battery truck local environment reaches the first preset value, and root
Corresponding first light condition signal is exported according to testing result；
Second light detection components, for detecting whether the intensity of illumination immediately ahead of battery truck reaches the second setting value, and according to
Testing result exports corresponding second light condition signal；
Circuit is controlled, respectively with voltage detecting circuit, the first light detection components, the second light detection components, to receive and ring
Voltage detection signal, the first light condition signal, the second corresponding control signal of light condition signal output described in Ying Yu；
First switch circuit, with first gate-controlled switch in parallel with mechanical switch, first gate-controlled switch is closed type；
The on-off circuit is electrically connected with control circuit, and second gate-controlled switch is controlled for receiving and responding to the control signal
Break-make, and export corresponding trigger signal；
Timing circuit, it is electrically connected with first switch circuit to receive trigger signal, and in response to trigger signal timing or reset,
And export corresponding open signal after the full scheduled duration of meter；
Second switch circuit, is series between the second terminals of mechanical switch and the tie point of the first gate-controlled switch with one
Second gate-controlled switch；Second gate-controlled switch is open type；The second switch circuit is with timing circuit electric connection to receive
Open signal, and control the second gate-controlled switch closure in response to the open signal.
Preferably, the voltage detecting circuit includes first resistor, the second resistance being connected in series, the first resistor
The other end is electrically connected to the second terminals of mechanical switch, the other end ground connection of the second resistance.
Preferably, the first light detection components include：
First light sensor, is installed on the vehicle body of battery truck, for detecting the intensity of illumination of battery truck local environment, and exports
Corresponding first light detects signal；
First comparison circuit, electrically connects to receive first light detection signal with the first light sensor, and by the first light
Line detection signal is compared with the first preset value, to export corresponding first comparison signal according to comparative result；
Delay capacitor, its one end is electrically connected to the output end of the first comparison circuit, other end ground connection.
Preferably, the second light detection components include：
Second light sensor, is installed on the vehicle body of battery truck, for detecting the intensity of illumination of battery truck local environment, and exports
Corresponding second light detects signal；
Second comparison circuit, electrically connects to receive second light detection signal with the second light sensor, and by the second light
Line detection signal is compared with the second preset value, to export corresponding second comparison signal according to comparative result.
Preferably, the control circuit includes：
First not circuit, its input is electrically connected to voltage detecting circuit and detects signal with receiving voltage；
Second not circuit, its input is electrically connected to the second light detection components to receive the first light condition signal；
First and gate circuit, with three inputs, and three inputs are electrically connected in the first not circuit, the second NOT gate
Circuit and the second light detection components.
Preferably, first gate-controlled switch, the second gate-controlled switch are respectively the first relay, the second relay；Wherein,
First relay is closed type, and the second relay is open type.
Preferably, the first switch circuit includes 3rd resistor, the 4th resistance, the first NPN triode, the 3rd electricity
One end of resistance is electrically connected to control circuit to receive control signal, and the other end is electrically connected to the base stage of the first NPN triode；First
The emitter stage of NPN triode is by the 4th resistance eutral grounding, and colelctor electrode is coupled to VCC electricity after being connected with the coil of the first relay
Pressure.
Compared with prior art, it is an advantage of the invention that：By above technical scheme, the first light detection components can be felt
Know that the environment residing for battery truck is daytime or night, the second light detection components be able to detect that battery truck front whether
There is automobile（The big lamp wiring of general automobile is very strong）, voltage detecting circuit can detect mechanical switch whether in close shape
State；Therefore, if battery truck car owner disconnects mechanical switch at night, the first gate-controlled switch disconnects（Acquiescence closure）, second can
Control switch closure（Acquiescence disconnects）.In this way, the car light of battery truck electrified light emitting immediately, to remind the vehicle in front.
Brief description of the drawings
Fig. 1 is the way circuit figure of battery truck intelligent vehicle lamp control circuit in embodiment；
Fig. 2 is the circuit diagram of the first light detection components in embodiment；
Fig. 3 is the circuit diagram of the second light detection components in embodiment；
Fig. 4 is the circuit diagram of control circuit in embodiment；
Fig. 5 is the circuit diagram of first switch circuit in embodiment；
Fig. 6 is the circuit diagram of timing circuit in embodiment；
Fig. 7 is the circuit diagram of second switch circuit in embodiment.
Reference：100th, storage battery；200th, car light；300th, mechanical switch；400th, voltage detecting circuit；500th, the first light
Detection components；510th, the first light sensor；520th, the first reference circuit；600th, the second light detection components；610th, the second light
Line sensor；620th, the second reference circuit；700th, circuit is controlled；800th, on-off circuit；900th, DC-DC conversion circuit.
Embodiment
With reference to embodiment and accompanying drawing, the present invention is described in further detail, but embodiments of the present invention are not
It is only limitted to this.
Reference picture 1, the present embodiment provides a kind of battery truck intelligent vehicle lamp control circuit, and it includes mechanical switch 300, voltage
Detect circuit 400, the first light detection components 500, the second light detection components 600, the second light detection components 600, control
Circuit 700, first switch circuit 810, triggers circuit 820 and second switch circuit 830.
Wherein, mechanical switch 300 has the first terminals, the second terminals, and the first terminals, the second terminals are used respectively
Electrically connected in storage battery 100, car light 200；And then, when mechanical switch 300 is closed, the electrified light emitting of car light 200, mechanical switch
During 300 disconnection, the dead electricity of car light 200.Storage battery 100 is connected with DC-DC conversion circuit 900, to be powered to each other circuit.
Voltage detecting circuit 400 includes resistance R1, the resistance R2 being connected in series, and the resistance R1 other end is electrically connected to machine
Second terminals of tool switch 300, resistance R2 other end ground connection.Therefore, when mechanical switch 300 is in closure state, electricity
R1, the voltage detection signal V1 of resistance R2 tie point output high level are hindered, conversely, then exporting low level voltage detection signal
V1。
Reference picture 2, the first light detection components 500 include the first light sensor 510, the first comparison circuit and delay electricity
Hold C3；Wherein, the first light sensor 510 is installed on the vehicle body of battery truck.First comparison circuit includes second voltage comparator
A1 and the first reference circuit 520, the first reference circuit 520 include resistance R3, the resistance R4 being connected in series, the resistance R3 other end
Ground connection, the resistance R4 other end is electrically connected to VCC voltages；Resistance R3, to represent described first pre- for resistance R4 tie point output one
If the first reference signal Vref1 of value；First voltage comparator A1 in-phase end is electrically connected to the defeated of the first light sensor 510
Go out end to receive the first light detection signal Vs1, end of oppisite phase is electrically connected to the first reference circuit 520 to receive the first reference signal
Vref1.Delay capacitor C3 one end is electrically connected to first voltage comparator A1 output end, other end ground connection.Therefore, environment is worked as
Light intensity be higher than the first reference signal Vref1 when, first voltage comparator A1 output high level the first light condition letter
Number V2, and delay capacitor C3 is charged, so that the first light condition signal V2 is kept into a period of time using delay capacitor C3.
Reference picture 3, the second light detection components 600 include the second light sensor 610, the second comparison circuit；Wherein,
Two light sensors 610 are installed on the headstock of battery truck.Second comparison circuit includes second voltage comparator A2 and the second benchmark
Circuit 620, the second reference circuit 620 includes resistance R5, the resistance R6 being connected in series, resistance R5 other end ground connection, resistance R6
The other end be electrically connected to VCC voltages；Resistance R5, resistance R6 tie point output one represent the second ginseng of second preset value
Examine signal Vref2；Second voltage comparator A2 in-phase end is electrically connected to the output end of the second light sensor 610 to receive
Two light detect signal Vs2, and end of oppisite phase is electrically connected to the second reference circuit 620 to receive the second reference signal Vref2.Therefore,
When the headlight for having vehicle immediately ahead of battery truck is irradiated on the second light sensor 610, the second light detection signal Vs2 is high
When the second reference signal Vref2, second voltage comparator A2 exports the second light condition signal V3 of high level, conversely, defeated
Go out low level second light condition signal V3.
Reference picture 5, control circuit 700 includes the first not circuit N1, the second not circuit N2 and first and gate circuit
N3.Wherein, the first not circuit N1 input is electrically connected to voltage detecting circuit 400 with receiving voltage detection signal V1；The
Two not circuit N2 input is electrically connected to the first light detection components 500 to receive the first light condition signal V2；First
There are three inputs with gate circuit N3, and three inputs are electrically connected in the first not circuit N1, the second not circuit
N2 and the first light detection components 500.Therefore, only when voltage detection signal V1 is that low level, the first light condition signal V2 are
When low level, the second light condition signal V3 are high level, first exports the control signal Vc of high level with gate circuit N3, otherwise
Export low level control signal Vc.
Reference picture 1, Fig. 5, first switch circuit 810 include resistance R7, resistance R8, NPN triode Q1, the first gate-controlled switch
S1；Wherein, the first gate-controlled switch S1 uses the first relay K1 of closed type, and resistance R7 one end is electrically connected to control circuit
700 to receive control signal Vc, and the other end is electrically connected to the base stage of NPN triode Q1；The emitter stage of NPN triode Q1 passes through electricity
R8 ground connection is hindered, colelctor electrode is coupled to VCC voltages after being connected with the first relay K1 coil.First relay K1 normally-closed contact
Switch is series between mechanical switch 300 and car light 300.Therefore, when the base stage of NPN triode Q1 receives the control of high level
Turned on during signal Vc, and then the first relay K1 coil electricity, the first relay K1 normally-closed contact is switched off, meanwhile,
The trigger signal Vg of high level is exported from resistance R8 upper end.
Reference picture 1, Fig. 6, timing circuit 820 include NPN triode Q2, electric capacity C1, electric capacity C2, resistance R9 and 555 cores
Piece；Wherein, NPN triode Q2 base stage is electrically connected to resistance R8 upper end to receive trigger signal Vg, and colelctor electrode is electrically connected to
VCC voltages；4 pin, 8 pin of 555 chips are electrically connected to NPN triode Q2 emitter stage, and 1 pin ground connection, 5 pin are connect by the second electric capacity
Ground, 2 pin, 6 pin are electrically connected to NPN triode Q2 emitter stage by electric capacity C1, and are grounded by resistance R9.
Therefore, the operation principle of timing circuit 820 is：When NPN triode Q2 is turned on, 555 chips are powered, VCC voltages
Electric capacity C1 is charged, charging current is formed, the charging current forms higher pressure drop in resistance R9 upper end so that 555 chips
2 pin will not trigger；When electric capacity C1 is fully charged, charging current disappears, and then 2 pin current potential moments of 555 chips drag down and touched
Hair, 3 pin of 555 chips export the open signal Vb of high level immediately.
Reference picture 1, Fig. 7, second switch circuit 830 include resistance R10, NPN triode Q3, the second gate-controlled switch S2；Its
In, the second gate-controlled switch S2 uses the second relay K2 of open type, resistance R10 one end be electrically connected to timing circuit 820 with
Open signal Vb is received, the other end is electrically connected to NPN triode Q3 base stage；NPN triode Q3 emitter stage passes through resistance R10
Ground connection, colelctor electrode is coupled to VCC voltages after being connected with the second relay K2 coil.Second relay K2 normally opened contact switch
One end be coupled to the first terminals of mechanical switch 200, the other end be coupled to the second relay K2 normally opened contact switch with
Between car light 300.Therefore, turned on when NPN triode receives the open signal Vb of high level so that the second relay K2's
Coil electricity, and then its normally opened contact switch closure so that storage battery 100 is powered to car light 300.
Claims (7)
1. a kind of battery truck intelligent vehicle lamp control circuit, it is characterized in that, including：
Mechanical switch (300), with the first terminals, the second terminals, wherein, the first terminals, the second terminals are used respectively
Electrically connected in storage battery (100), car light (200)；
Voltage detecting circuit (400), its input is electrically connected to the second terminals of mechanical switch (300), the voltage detecting
Circuit (400) is used to detect whether mechanical switch (300) turns on, and exports corresponding voltage detection signal；
First light detection components (500), for detecting whether the intensity of illumination of battery truck local environment reaches the first preset value,
And corresponding first light condition signal is exported according to testing result；
Second light detection components (600), for detecting whether the intensity of illumination immediately ahead of battery truck reaches the second setting value, and
Corresponding second light condition signal is exported according to testing result；
Circuit (700) is controlled, is detected respectively with voltage detecting circuit (400), the first light detection components (500), the second light
Component (600), it is defeated to receive and respond to the voltage detection signal, the first light condition signal, the second light condition signal
Go out corresponding control signal；
First switch circuit (810), with first gate-controlled switch in parallel with mechanical switch (300), described first controllable opens
Close as closed type；The on-off circuit (810) electrically connects with control circuit (700), for receiving and responding to the control letter
Number control the second gate-controlled switch break-make, and export corresponding trigger signal；
Timing circuit（820）, it is electrically connected to receive trigger signal, and in response to trigger signal with first switch circuit (810)
Timing or reset, and export corresponding open signal after the full scheduled duration of meter；
Second switch circuit (830), the company with second terminals for being series at mechanical switch (300) and the first gate-controlled switch
The second gate-controlled switch between contact；Second gate-controlled switch is open type；The second switch circuit (830) and timing electricity
Road（820）Electrical connection controls the second gate-controlled switch closure to receive open signal in response to the open signal.
2. battery truck intelligent vehicle lamp control circuit according to claim 1, it is characterized in that, the voltage detecting circuit
(400) first resistor, the second resistance being connected in series are included, the other end of the first resistor is electrically connected to mechanical switch
(300) the second terminals, the other end ground connection of the second resistance.
3. battery truck intelligent vehicle lamp control circuit according to claim 1, it is characterized in that, the first light detection components
(500) include：
First light sensor (510), is installed on the vehicle body of battery truck, the intensity of illumination for detecting battery truck local environment,
And export corresponding first light detection signal；
First comparison circuit, electrically connects to receive first light detection signal with the first light sensor (510), and by the
One light detection signal is compared with the first preset value, to export corresponding first comparison signal according to comparative result；
Delay capacitor, its one end is electrically connected to the output end of the first comparison circuit, other end ground connection.
4. battery truck intelligent vehicle lamp control circuit according to claim 1, it is characterized in that, the second light detection components
(600) include：
Second light sensor (610), is installed on the vehicle body of battery truck, the intensity of illumination for detecting battery truck local environment,
And export corresponding second light detection signal；
Second comparison circuit, electrically connects to receive second light detection signal with the second light sensor (610), and by the
Two light detection signal is compared with the second preset value, to export corresponding second comparison signal according to comparative result.
5. battery truck intelligent vehicle lamp control circuit according to claim 1, it is characterized in that, control circuit (700) bag
Include：
First not circuit, its input is electrically connected to voltage detecting circuit (400) and detects signal with receiving voltage；
Second not circuit, its input is electrically connected to the first light detection components (500) to receive the second light condition signal；
First and gate circuit, with three inputs, and three inputs are electrically connected in the first not circuit, the second NOT gate
Circuit and the second light detection components (600).
6. battery truck intelligent vehicle lamp control circuit according to claim 1, it is characterized in that, first gate-controlled switch,
Two gate-controlled switches are respectively the first relay, the second relay；Wherein, the first relay is closed type, and the second relay is normal
Open form.
7. battery truck intelligent vehicle lamp control circuit according to claim 6, it is characterized in that, the first switch circuit
(810) 3rd resistor, the 4th resistance, the first NPN triode are included, one end of the 3rd resistor is electrically connected to control circuit
(700) to receive control signal, the other end is electrically connected to the base stage of the first NPN triode；The emitter stage of first NPN triode leads to
The 4th resistance eutral grounding is crossed, colelctor electrode is coupled to VCC voltages after being connected with the coil of the first relay.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710549874.6A CN107264687B (en) | 2017-07-07 | 2017-07-07 | Intelligent storage battery car lamp control circuit |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710549874.6A CN107264687B (en) | 2017-07-07 | 2017-07-07 | Intelligent storage battery car lamp control circuit |
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| Publication Number | Publication Date |
|---|---|
| CN107264687A true CN107264687A (en) | 2017-10-20 |
| CN107264687B CN107264687B (en) | 2021-06-11 |
Family
ID=60072414
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201710549874.6A Active CN107264687B (en) | 2017-07-07 | 2017-07-07 | Intelligent storage battery car lamp control circuit |
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Citations (10)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2114611U (en) * | 1991-10-12 | 1992-09-02 | 王济南 | Electronic luminous tail lamp for bicycle |
| JPH05238446A (en) * | 1992-03-03 | 1993-09-17 | Bridgestone Cycle Co | Flashing display device for bicycle |
| CN2168788Y (en) * | 1993-09-29 | 1994-06-15 | 施纯智 | Automatic lamp turning-on device of motorcycle |
| US20040058722A1 (en) * | 2002-09-25 | 2004-03-25 | Hsin-Hao Yang | Directional signal device |
| CN1895948A (en) * | 2005-07-12 | 2007-01-17 | 株式会社岛野 | Lighting device on bicycle with additional electrical output |
| CN201160332Y (en) * | 2008-03-09 | 2008-12-03 | 仇成群 | Light-operated lamp switch controller of electric vehicle |
| CN201863927U (en) * | 2010-11-24 | 2011-06-15 | 浙江绿佳车业有限公司 | Battery cart with optical control system |
| CN104139815A (en) * | 2014-06-16 | 2014-11-12 | 漳浦桂宏工业有限公司 | Intelligent energy-saving lamp for bicycle |
| CN104512320A (en) * | 2013-10-08 | 2015-04-15 | 常州西普信息科技有限公司 | Traffic safety warning system |
| CN105923076A (en) * | 2016-05-21 | 2016-09-07 | 上海天奕无线信息科技有限公司 | Electric bicycle and intelligent control method and system for electric bicycle lamps |
-
2017
- 2017-07-07 CN CN201710549874.6A patent/CN107264687B/en active Active
Patent Citations (10)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2114611U (en) * | 1991-10-12 | 1992-09-02 | 王济南 | Electronic luminous tail lamp for bicycle |
| JPH05238446A (en) * | 1992-03-03 | 1993-09-17 | Bridgestone Cycle Co | Flashing display device for bicycle |
| CN2168788Y (en) * | 1993-09-29 | 1994-06-15 | 施纯智 | Automatic lamp turning-on device of motorcycle |
| US20040058722A1 (en) * | 2002-09-25 | 2004-03-25 | Hsin-Hao Yang | Directional signal device |
| CN1895948A (en) * | 2005-07-12 | 2007-01-17 | 株式会社岛野 | Lighting device on bicycle with additional electrical output |
| CN201160332Y (en) * | 2008-03-09 | 2008-12-03 | 仇成群 | Light-operated lamp switch controller of electric vehicle |
| CN201863927U (en) * | 2010-11-24 | 2011-06-15 | 浙江绿佳车业有限公司 | Battery cart with optical control system |
| CN104512320A (en) * | 2013-10-08 | 2015-04-15 | 常州西普信息科技有限公司 | Traffic safety warning system |
| CN104139815A (en) * | 2014-06-16 | 2014-11-12 | 漳浦桂宏工业有限公司 | Intelligent energy-saving lamp for bicycle |
| CN105923076A (en) * | 2016-05-21 | 2016-09-07 | 上海天奕无线信息科技有限公司 | Electric bicycle and intelligent control method and system for electric bicycle lamps |
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| CN107264687B (en) | 2021-06-11 |
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