CN205622614U - Underground parking garage vehicle safety discrepancy command lamp - Google Patents
Underground parking garage vehicle safety discrepancy command lamp Download PDFInfo
- Publication number
- CN205622614U CN205622614U CN201620348574.2U CN201620348574U CN205622614U CN 205622614 U CN205622614 U CN 205622614U CN 201620348574 U CN201620348574 U CN 201620348574U CN 205622614 U CN205622614 U CN 205622614U
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- light emitting
- positive pole
- emitting diodes
- red light
- bright red
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Abstract
The utility model relates to an underground parking garage vehicle safety discrepancy command lamp, its characteristic includes: 12V DC power supply, two tunnel photosensitive bleeder circuit, voltage ratio reach high level holding circuit, commander lamp driving circuit, the voltage ratio and the model chooseed for use of the operational amplifier IC1 among the high level holding circuit for mu A741. Underground parking garage's inlet and outlet channel is generally narrower, and this vehicle to business turn over simultaneously takes place to scratch more easily. If can there be automatics replacement personnel to command, let the business turn over vehicle by oneself according to the chronogenesis business turn over, just can finely avoid the emergence of above -mentioned problem, also be exactly that which car triggers earlier the work of start -up command lamp, who advances or goes out with regard to the preferentially operate vehicle, conscious keep right of the other side's vehicle or wait. Underground parking garage vehicle safety discrepancy command lamp adopt ordinary electronic component lift to become light control signal comparison and level shifting circuit, shine to trigger through lamplight of an automobile lamp and to start command lamp work.
Description
Technical field
The utility model belongs to technical field of automotive electronics, is with regard to a kind of underground parking vehicle safety discrepancy command lamp.
Background technology
The import and export passage of underground parking is generally narrower, this causes very big inconvenience to vehicles while passing, particularly crawlway is most with turn round again, and this is just difficult all the more to the unconsummate new hand of roadcraft, especially is easier to scratch to the vehicle passing in and out simultaneously.If a kind of automatics can be had to replace staffing, allowing vehicles passing in and out pass in and out chronologically voluntarily, it becomes possible to well to avoid the problems referred to above to occur, namely which car first triggers startup command lamp work, who feels and keeps to the right with regard to priority service vehicle into or out, the vehicle of the other side or wait.Underground parking described in the utility model vehicle safety discrepancy command lamp, its employing normal electronics is got a lift into optically-controlled signal and is compared and level shifting circuit, is triggered by car light light-illuminating and can start command lamp work.
Underground parking described in the utility model described further below vehicle safety discrepancy command lamp involved necessity, guardian technique content in implementation process.
Utility model content
Goal of the invention and beneficial effect: the import and export passage of underground parking is generally narrower, this causes very big inconvenience to vehicles while passing, particularly crawlway is most with turning round again, this is just difficult all the more to the unconsummate new hand of roadcraft, especially is easier to scratch to the vehicle passing in and out simultaneously.If a kind of automatics can be had to replace staffing, allowing vehicles passing in and out pass in and out chronologically voluntarily, it becomes possible to well to avoid the problems referred to above to occur, namely which car first triggers startup command lamp work, who feels and keeps to the right with regard to priority service vehicle into or out, the vehicle of the other side or wait.Underground parking described in the utility model vehicle safety discrepancy command lamp, its employing normal electronics is got a lift into optically-controlled signal and is compared and level shifting circuit, is triggered by car light light-illuminating and can start command lamp work.
The operation principle of circuit: the circuit of underground parking vehicle safety discrepancy command lamp is formed the photosensitive bleeder circuit of the first via by photodiode D1, switching diode D1 and potentiometer RP1, operational amplifier IC1 (its model is μ A741) and potentiometer RP3 and resistance R1 composition voltage comparator, the inverting input 10V reference voltage of operational amplifier IC1 is adjusted by potentiometer RP3.
After circuit adds 12V DC voltage, if the photodiode D1 in photosensitive bleeder circuit is not illuminated, the 3rd pin voltage of operational amplifier IC1 is slightly less than the 2nd pin voltage, the 6th pin output low level (about 2V) of operational amplifier IC1, it is not enough to make enhancement mode N-channel FET VT1 turn on after resistance R2 with resistance R3 dividing potential drop, make super bright red light emitting diodes LED1～LED16 composition command lamp not work.
If outgoing vehicles headlight light-illuminating is in the moment of photodiode D1, the resistance of photodiode D1 diminishes rapidly, the voltage distribution causing the photosensitive bleeder circuit of the first via is changed by this, then make the voltage higher than the 2nd pin for the 3rd pin voltage of operational amplifier IC1, at this moment the 6th pin output high level of operational amplifier IC1, thus exciting enhancement mode N-channel FET VT1 to turn on, enhancement mode N-channel FET VT1 drives super bright red light emitting diodes LED1～LED16 to connect dc source and lights luminescence.Even if the lights of vehicle crossing no longer is radiated on photodiode D1, owing to electrochemical capacitor C1 is connected on enhancement mode N-channel FET VT1 grid for maintaining its high potential, electrochemical capacitor C1 electric discharge needs a process, makes super bright red light emitting diodes LED1～LED16 gradually extinguish after maintaininging lights 5～7 seconds.
When driving into the vehicle car light light-illuminating in parking lot at photodiode D3, its circuit operation principle and the course of work are ibid.
Technical scheme: underground parking vehicle safety comes in and goes out command lamp, it includes the photosensitive bleeder circuit of 12V dc source, two-way, voltage ratio relatively and high level holding circuit, command lamp drive circuit, it is characterised in that:
The photosensitive bleeder circuit of two-way: the first via is made up of photodiode D1, switching diode D2 and potentiometer RP1, secondary route photodiode D3, switching diode D4 and potentiometer RP2 composition, the positive pole connection circuit positive pole VCC of photodiode D1, the negative pole of photodiode D1 connects the positive pole of switching diode D2, the negative pole of switching diode D2 meets the 3rd pin of operational amplifier IC1 and one end of potentiometer RP1, the other end of potentiometer RP1 and movable end connection circuit ground GND thereof；The positive pole connection circuit positive pole VCC of photodiode D3, the negative pole of photodiode D3 connects the positive pole of switching diode D4, the negative pole of switching diode D4 meets the 3rd pin of operational amplifier IC1 and one end of potentiometer RP2, the other end of potentiometer RP2 and movable end connection circuit ground GND thereof；
Voltage ratio is relatively and high level holding circuit: it is by linear potentiometer RP3, resistance R1, operational amplifier IC1, resistance R2, resistance R3 and electrochemical capacitor C1 composition, the model that operational amplifier IC1 selects is μ A741, 2nd pin of operational amplifier IC1 connects the movable end of linear potentiometer RP3, the one termination circuit positive pole VCC of linear potentiometer RP3, the other end of linear potentiometer RP3 is by resistance R1 connection circuit ground GND, the 7th pin connection circuit positive pole VCC of operational amplifier IC1, the 4th pin connection circuit ground GND of operational amplifier IC1, 6th pin of operational amplifier IC1 passes through one end of resistance R2 connecting resistance R3 and the positive pole of electrochemical capacitor C1, the negative pole connection circuit ground GND of the other end of resistance R3 and electrochemical capacitor C1；
nullCommand lamp drive circuit: it is by N-channel FET VT1、Resistance R4、Super bright red light emitting diodes LED1～LED16 composition，The grid of N-channel FET VT1 connects the 6th pin of operational amplifier IC1 by resistance R2，The source electrode of N-channel FET VT1 is by resistance R4 connection circuit ground GND，The drain electrode of N-channel FET VT1 connects the negative pole of super bright red light emitting diodes LED4、The negative pole of the negative pole of super bright red light emitting diodes LED8 and super bright red light emitting diodes LED12 and the negative pole of super bright red light emitting diodes LED16，Super bright red light emitting diodes LED1～LED4 mutually contacts，Super bright red light emitting diodes LED5～LED8 mutually contacts，Super bright red light emitting diodes LED9～LED12 mutually contacts，Super bright red light emitting diodes LED13～LED16 mutually contacts，The positive pole of super bright red light emitting diodes LED1、The positive pole connection circuit positive pole VCC of the positive pole of the positive pole of super bright red light emitting diodes LED5 and super bright red light emitting diodes LED9 and super bright red light emitting diodes LED13；
The positive pole of 12V dc source is connected with circuit anode VCC, the negative pole of 12V dc source and circuit ground GND.
Brief description
Accompanying drawing 1 is that the utility model provides the embodiment circuit fundamental diagram that a underground parking vehicle safety comes in and goes out command lamp.
Detailed description of the invention
According to the underground parking vehicle safety discrepancy command lamp circuit fundamental diagram shown in accompanying drawing 1 and brief description, and according to annexation between components and parts in each several part circuit described in utility model content, and the components and parts technical parameter described in embodiment requires and circuit production main points carry out enforcement and can realize the utility model, is further described correlation technique of the present utility model below in conjunction with embodiment.
The technical parameter of components and parts and selection thereof require
The model that photodiode D1, photodiode D3 use is PH302；
D2 and D4 is switching diode, and the model of selection is 1N4148；
IC1 is operational amplifier, and the model of selection is μ A741, and this operational amplifier has two inputs, is a high input impedance, the voltage amplifier of high-gain output；
VT1 is enhancement mode N-channel FET, and the model of selection is IRFZ22 or IRFZ30；
RPl, RP2 select WH7-A type potentiometer, and its resistance is 6.2K Ω；
RP3 is linear potentiometer, and its resistance is 330K Ω；
Resistance all uses metalfilmresistor, and the resistance of resistance R1 is 39K Ω；Resistance R2 resistance is 1K Ω；The resistance of resistance R3 is 3.9K Ω；The resistance of resistance R4 be 5.1 Ω, power be 5W；
C1 is electrochemical capacitor, and its capacity is about 47 μ F/25V, and its capacity determines according to delay time；
LED1～LED12 is 16 super bright red light emitting diodes.
Circuit production main points and circuit debugging
Vehicle safety discrepancy command lamp Zhong Mei road, underground parking photodiode should install a shading conduit additional, to avoid photodiode to be caused circuit erroneous action by direct sunlight, 2 shading conduits all use metal tube to make, two photodiodes are glued respectively to one end of two shading conduits and are fixed by its a size of ￠ 12 × 60～70mm；
Because the circuit structure of underground parking vehicle safety discrepancy command lamp is fairly simple, comparison is easy, as long as the electronic devices and components performance generally selected is intact, and the components and parts annexation in accompanying drawing 1 is welded to specifications, physical connection line and welding quality are after going through correctly, and circuit of the present utility model has only to carry out following simple debugging and can normally work；
After device connects 12V dc source, the movable end of linear potentiometer RP3 can adjust in 10～11V scope, if voltage lower limit value has deviation, can suitably adjust the resistance of resistance R1；Slowly adjusting linear potentiometer RP3, making the 3rd pin voltage of operational amplifier IC1 be slightly less than the 2nd pin voltage, the 6th pin output voltage about 2V of operational amplifier IC1, command lamp drive circuit does not works；
When the photosensitive bleeder circuit of two-way wherein any one road works, the 6th pin output voltage of operational amplifier IC1 should >=8V；
Potentiometer RP1 and potentiometer RP2 is respectively used to regulate the sensitivity that photodiode D1, photodiode D3 experience car light light；
Electrochemical capacitor C1, for maintaining the grid high potential of enhancement mode N-channel FET VT1, makes command lamp drive circuit be able to maintain that work 5～7 seconds.
Circuit components layout of the present utility model, circuit structure design, the shape of its outward appearance and size etc. are not key technology of the present utility model; it is not the claimed guardian technique content of the utility model; cause does not affect the utility model specific implementation process, therefore does not illustrates one by one in the description.
Claims (1)
1. underground parking vehicle safety comes in and goes out a command lamp, and it includes the photosensitive bleeder circuit of 12V dc source, two-way, voltage ratio relatively and high level holding circuit, command lamp drive circuit, it is characterised in that:
In the photosensitive bleeder circuit of described two-way, the first via is made up of photodiode D1, switching diode D2 and potentiometer RP1, secondary route photodiode D3, switching diode D4 and potentiometer RP2 composition, the positive pole connection circuit positive pole VCC of photodiode D1, the negative pole of photodiode D1 connects the positive pole of switching diode D2, the negative pole of switching diode D2 meets the 3rd pin of operational amplifier IC1 and one end of potentiometer RP1, the other end of potentiometer RP1 and movable end connection circuit ground GND thereof；The positive pole connection circuit positive pole VCC of photodiode D3, the negative pole of photodiode D3 connects the positive pole of switching diode D4, the negative pole of switching diode D4 meets the 3rd pin of operational amplifier IC1 and one end of potentiometer RP2, the other end of potentiometer RP2 and movable end connection circuit ground GND thereof；
Described voltage ratio is relatively and high level holding circuit is by linear potentiometer RP3, resistance R1, operational amplifier IC1, resistance R2, resistance R3 and electrochemical capacitor C1 composition, the model that operational amplifier IC1 selects is μ A741, 2nd pin of operational amplifier IC1 connects the movable end of linear potentiometer RP3, the one termination circuit positive pole VCC of linear potentiometer RP3, the other end of linear potentiometer RP3 is by resistance R1 connection circuit ground GND, the 7th pin connection circuit positive pole VCC of operational amplifier IC1, the 4th pin connection circuit ground GND of operational amplifier IC1, 6th pin of operational amplifier IC1 passes through one end of resistance R2 connecting resistance R3 and the positive pole of electrochemical capacitor C1, the negative pole connection circuit ground GND of the other end of resistance R3 and electrochemical capacitor C1；
nullDescribed command lamp drive circuit is by N-channel FET VT1、Resistance R4、Super bright red light emitting diodes LED1～LED16 composition，The grid of N-channel FET VT1 connects the 6th pin of operational amplifier IC1 by resistance R2，The source electrode of N-channel FET VT1 is by resistance R4 connection circuit ground GND，The drain electrode of N-channel FET VT1 connects the negative pole of super bright red light emitting diodes LED4、The negative pole of the negative pole of super bright red light emitting diodes LED8 and super bright red light emitting diodes LED12 and the negative pole of super bright red light emitting diodes LED16，Super bright red light emitting diodes LED1～LED4 mutually contacts，Super bright red light emitting diodes LED5～LED8 mutually contacts，Super bright red light emitting diodes LED9～LED12 mutually contacts，Super bright red light emitting diodes LED13～LED16 mutually contacts，The positive pole of super bright red light emitting diodes LED1、The positive pole connection circuit positive pole VCC of the positive pole of the positive pole of super bright red light emitting diodes LED5 and super bright red light emitting diodes LED9 and super bright red light emitting diodes LED13；
The positive pole of described 12V dc source is connected with circuit anode VCC, the negative pole of 12V dc source and circuit ground GND.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620348574.2U CN205622614U (en) | 2016-04-20 | 2016-04-20 | Underground parking garage vehicle safety discrepancy command lamp |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620348574.2U CN205622614U (en) | 2016-04-20 | 2016-04-20 | Underground parking garage vehicle safety discrepancy command lamp |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN205622614U true CN205622614U (en) | 2016-10-05 |
Family
ID=57027157
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201620348574.2U Expired - Fee Related CN205622614U (en) | 2016-04-20 | 2016-04-20 | Underground parking garage vehicle safety discrepancy command lamp |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN205622614U (en) |
-
2016
- 2016-04-20 CN CN201620348574.2U patent/CN205622614U/en not_active Expired - Fee Related
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CB03 | Change of inventor or designer information |
Inventor after: Cheng Xianliang Inventor before: Huang Yusong |
|
| CB03 | Change of inventor or designer information | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20170613 Address after: Two, building 1, building 129, Xia Yang Road, lotus town, Pengjiang District, Jiangmen City, Guangdong province 529000 Patentee after: JIANGMEN HAIDUN LIGHTING ELECTRIC APPLIANCE CO.,LTD. Address before: 510000 unit 2414-2416, building, No. five, No. 371, Tianhe District, Guangdong, China Patentee before: GUANGDONG GAOHANG INTELLECTUAL PROPERTY OPERATION Co.,Ltd. Effective date of registration: 20170613 Address after: 510000 unit 2414-2416, building, No. five, No. 371, Tianhe District, Guangdong, China Patentee after: GUANGDONG GAOHANG INTELLECTUAL PROPERTY OPERATION Co.,Ltd. Address before: 233000 Anhui Province, Bengbu City West Economic Development Zone school HANGHUA area 1-3 Patentee before: Huang Yusong |
|
| TR01 | Transfer of patent right | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20161005 Termination date: 20210420 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |