CN205381193U - Taxi carries passenger empty wagon and hands over ternary pilot lamp of car - Google Patents
Taxi carries passenger empty wagon and hands over ternary pilot lamp of car Download PDFInfo
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- CN205381193U CN205381193U CN201620193177.2U CN201620193177U CN205381193U CN 205381193 U CN205381193 U CN 205381193U CN 201620193177 U CN201620193177 U CN 201620193177U CN 205381193 U CN205381193 U CN 205381193U
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Abstract
The utility model provides a taxi carries passenger empty wagon and hands over ternary pilot lamp of car, its characteristic includes: 12V DC power supply, low frequency oscillation circuit, ternary pilot lamp power drive circuit, ternary pilot lamp switching circuit. Low frequency oscillation circuit in the model chooseed for use of time -base circuit IC1 for NE555. Hand over the pilot lamp of car to dispose in unison for making the taxi carry passenger the empty wagon, the utility model provides a taxi carries passenger empty wagon and hands over ternary pilot lamp of car directly perceived striking, it comprises low frequency oscillation circuit and ternary pilot lamp power drive circuit that time -base circuit constitutes, and it is suitable for refutes the taxi that connects various motorcycle types. It has, and circuit structure is succinct, power supply voltage accommodation is wide, the pilot lamp twinkles frequency stabilization, power consumption is few, the reliability is high, cost of manufacture low grade characteristics.
Description
Technical field
This utility model belongs to technical field of automotive electronics, is hand over car Three-state indicator about a kind of taxi empty wagons.
Background technology
Some urban taxi empty indicating lamp has redness now, also viridescent, also having during carrying is red display lamp, or green, or what color of taxi display lamp has in a city, the such confusion of taxi display lamp, make the passenger being intended to take taxi cannot accurately identify in car whether have people a long way off at all, awkward thing happens occasionally, see that a taxi displays a light to open, lose no time to wave, wait taxi reach in face of at a glance, what originally lighted is carrying display lamp, and heel row is also seated passenger.That some are had defective vision and does not wear glasses or expression in the eyes not good person, it is not known that how to wave and call a taxi and worried.But adopt what color or what form, the color of most important display lamp or form should be unified regardless of taxi or empty indicating lamp.
For enabling taxi empty wagons to hand over the display lamp of car to unify configuration, this utility model provides a kind of intuitively eye-catching taxi empty wagons and hands over car Three-state indicator.Low-frequency oscillatory network and Three-state indicator power driving circuit that it is made up of time base circuit form, and it is suitable for the taxi of the various vehicle of docking.It has the features such as circuit structure is succinct, power supply voltage adaptation wide ranges, display lamp flicker frequency is stable, power consumption is few, reliability is high, cost of manufacture is low.
Taxi empty wagons described in the utility model described further below hands over car Three-state indicator necessity involved by implementation process, guardian technique content.
Utility model content
Goal of the invention and beneficial effect: some urban taxi empty indicating lamp is red now, or green, also having during carrying is red display lamp, or green, or in a city taxi display lamp which type of have, the confusion problem of taxi display lamp is very prominent.For enabling taxi empty wagons to hand over the display lamp of car to unify configuration, this utility model provides a kind of intuitively eye-catching taxi empty wagons and hands over car Three-state indicator, low-frequency oscillatory network and Three-state indicator power driving circuit that it is made up of time base circuit form, and it is suitable for the taxi of the various vehicle of docking.It has the features such as circuit structure is succinct, power supply voltage adaptation wide ranges, display lamp flicker frequency is stable, power consumption is few, reliability is high, cost of manufacture is low.
Circuit operation principle: taxi empty wagons hands over car Three-state indicator to be formed low-frequency oscillatory network by time base circuit IC1 and resistance R1, linear potentiometer RP, electrochemical capacitor C1, the frequency of oscillation of low-frequency oscillatory network is 1～1.2Hz, uses N-channel field effect transistor VT1 as Three-state indicator power drive element.When permutator SW is allocated to leftward position, carrying red led connects the flicker of DC source low frequency；When permutator SW is placed in centre position, the flicker of DC source low frequency connected by empty wagons green indicating lamp；When permutator SW is allocated to right positions, car yellow indicator lamp is handed over to connect the flicker of DC source low frequency.
Technical characteristic: car Three-state indicator handed over by taxi empty wagons, it includes 12V DC source, low-frequency oscillatory network, Three-state indicator power driving circuit, Three-state indicator switching circuit, it is characterised in that:
Low-frequency oscillatory network: it is made up of time base circuit IC1, resistance R1, linear potentiometer RP and timing capacitor C1, the model that time base circuit IC1 selects is NE555,4th foot of time base circuit IC1 and the 8th foot connection circuit positive pole VCC, 2nd foot of time base circuit IC1 and the 6th foot connect one end of linear potentiometer RP and the positive pole of lever arm and timing capacitor C1 thereof, 7th foot of another termination time base circuit IC1 of linear potentiometer RP and one end of resistance R1,1st foot of the other end connection circuit positive pole VCC, the time base circuit IC1 of resistance R1 and the negative pole connection circuit ground GND of timing capacitor C1；
Three-state indicator power driving circuit: it is made up of N-channel field effect transistor VT1, resistance R2, resistance R3,3rd foot of time base circuit IC1 passes through one end of resistance R2 connecting resistance R3 and the grid of N-channel field effect transistor VT1, the source electrode of N-channel field effect transistor VT1 and the other end connection circuit ground GND of resistance R3, the drain electrode of N-channel field effect transistor VT1 connects the common port of permutator SW；
Three-state indicator switching circuit: it is by carrying red led circuit, empty wagons green indicating lamp circuit and Jiao Che yellow indicator lamp circuit composition, carrying red led circuit is made up of two groups 8 red light emitting diodes LED1～LED8, red light emitting diodes LED1～LED4 contacts mutually, red light emitting diodes LED5～LED8 contacts mutually, the positive pole of red light emitting diodes LED1 and the positive pole connection circuit positive pole VCC of red light emitting diodes LED5, the negative pole of red light emitting diodes LED4 and the negative pole of red light emitting diodes LED8 connect the contact, left side of permutator SW；Empty wagons green indicating lamp circuit is made up of two groups 8 green LED LED9～LED16, green LED LED9～LED12 contacts mutually, green LED LED13～LED16 contacts mutually, the positive pole of green LED LED9 and the negative pole of positive pole connection circuit positive pole VCC, green LED LED12 of green LED LED13 and the negative pole of green LED LED16 connect the intermediate contact of permutator SW；Car yellow indicator lamp circuit is handed over to be made up of two groups 8 yellow light-emitting diode LED17～LED24, yellow light-emitting diode LED17～LED20 contacts mutually, yellow light-emitting diode LED21～LED24 contacts mutually, the positive pole of yellow light-emitting diode LED17 and the negative pole of positive pole connection circuit positive pole VCC, yellow light-emitting diode LED20 of yellow light-emitting diode LED21 and the negative pole of yellow light-emitting diode LED24 connect the contact, right side of permutator SW；
The positive pole of 12V DC source is connected with circuit anode VCC, the negative pole connection circuit ground GND of 12V DC source.
Accompanying drawing explanation
Accompanying drawing 1 is that this utility model provides a taxi empty wagons to hand over the embodiment circuit fundamental diagram of car Three-state indicator.
Detailed description of the invention
Taxi empty wagons shown in accompanying drawing 1 hands over car Three-state indicator circuit fundamental diagram and accompanying drawing explanation, and 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 are carried out realizing this utility model, below in conjunction with embodiment, correlation technique of the present utility model is further described.
Components and parts title and important technological parameters thereof
| Element number | Components and parts title | Index or model | Quantity | Remarks |
| IC1 | Time base circuit | NE555 | 1 | Dual-in-line, pin 8 |
| VT1 | N-channel field effect transistor | IRFZ22、TO—220 | 1 | Or select IRFZ30 |
| RP | Linear potentiometer | 680KΩ | 1 | 1W |
| R1 | Metalfilmresistor | 510KΩ | 1 | 1/4W |
| R2 | Metalfilmresistor | 27KΩ | 1 | 1/4W |
| R3 | Metalfilmresistor | 22KΩ | 1 | 1/4W |
| C1 | Timing capacitor | 1 μ F/25V electrochemical capacitor | 1 | Time action |
| SW | Permutator | 3A/50V SP3T switchs | 1 | Automobile permutator |
| LED1～LED8 | Red light emitting diodes | ￠ 5 high-brightness light emitting diode | 8 | Two groups in parallel |
| LED9～LED16 | Green LED | ￠ 5 high-brightness light emitting diode | 8 | Two groups in parallel |
| LED17～LED24 | Yellow light-emitting diode | ￠ 5 high-brightness light emitting diode | 8 | Two groups in parallel |
Circuit production main points and circuit debugging
As long as taxi empty wagons hands over the electronic devices and components performance that the circuit of car Three-state indicator uses intact, shown in accompanying drawing 1, the annexation of components and parts is welded, and physics wiring conscientiously checked and checks, and installing, weld errorless after, circuit generally need not be debugged and get final product normal operation；
The frequency of oscillation recommendation of low-frequency oscillatory network is 1.2Hz, and the resistance adjusting linear potentiometer RP or resistance R1 can change the flicker frequency of Three-state indicator.
Circuit structure design of the present utility model, components' placement; and the shape of its outward appearance and size etc. are not all key technologies of the present utility model; neither this utility model claim guardian technique content; because not affecting this utility model specific implementation process and the realization of utility model purpose, therefore do not illustrate one by one in the description.
Claims (1)
1. a car Three-state indicator handed over by taxi empty wagons, and it includes 12V DC source, low-frequency oscillatory network, Three-state indicator power driving circuit, Three-state indicator switching circuit, it is characterised in that:
Described low-frequency oscillatory network is made up of time base circuit IC1, resistance R1, linear potentiometer RP and timing capacitor C1, the model that time base circuit IC1 selects is NE555,4th foot of time base circuit IC1 and the 8th foot connection circuit positive pole VCC, 2nd foot of time base circuit IC1 and the 6th foot connect one end of linear potentiometer RP and the positive pole of lever arm and timing capacitor C1 thereof, 7th foot of another termination time base circuit IC1 of linear potentiometer RP and one end of resistance R1,1st foot of the other end connection circuit positive pole VCC, the time base circuit IC1 of resistance R1 and the negative pole connection circuit ground GND of timing capacitor C1；
Described Three-state indicator power driving circuit is made up of N-channel field effect transistor VT1, resistance R2, resistance R3,3rd foot of time base circuit IC1 passes through one end of resistance R2 connecting resistance R3 and the grid of N-channel field effect transistor VT1, the source electrode of N-channel field effect transistor VT1 and the other end connection circuit ground GND of resistance R3, the drain electrode of N-channel field effect transistor VT1 connects the common port of permutator SW；
Described Three-state indicator switching circuit includes carrying red led circuit, empty wagons green indicating lamp circuit and Jiao Che yellow indicator lamp circuit, carrying red led circuit is made up of two groups 8 red light emitting diodes LED1～LED8, red light emitting diodes LED1～LED4 contacts mutually, red light emitting diodes LED5～LED8 contacts mutually, the positive pole of red light emitting diodes LED1 and the positive pole connection circuit positive pole VCC of red light emitting diodes LED5, the negative pole of red light emitting diodes LED4 and the negative pole of red light emitting diodes LED8 connect the contact, left side of permutator SW；Empty wagons green indicating lamp circuit is made up of two groups 8 green LED LED9～LED16, green LED LED9～LED12 contacts mutually, green LED LED13～LED16 contacts mutually, the positive pole of green LED LED9 and the negative pole of positive pole connection circuit positive pole VCC, green LED LED12 of green LED LED13 and the negative pole of green LED LED16 connect the intermediate contact of permutator SW；Car yellow indicator lamp circuit is handed over to be made up of two groups 8 yellow light-emitting diode LED17～LED24, yellow light-emitting diode LED17～LED20 contacts mutually, yellow light-emitting diode LED21～LED24 contacts mutually, the positive pole of yellow light-emitting diode LED17 and the negative pole of positive pole connection circuit positive pole VCC, yellow light-emitting diode LED20 of yellow light-emitting diode LED21 and the negative pole of yellow light-emitting diode LED24 connect the contact, right side of permutator SW；
The positive pole of described 12V DC source is connected with circuit anode VCC, the negative pole connection circuit ground GND of 12V DC source.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620193177.2U CN205381193U (en) | 2016-03-11 | 2016-03-11 | Taxi carries passenger empty wagon and hands over ternary pilot lamp of car |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620193177.2U CN205381193U (en) | 2016-03-11 | 2016-03-11 | Taxi carries passenger empty wagon and hands over ternary pilot lamp of car |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN205381193U true CN205381193U (en) | 2016-07-13 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201620193177.2U Expired - Fee Related CN205381193U (en) | 2016-03-11 | 2016-03-11 | Taxi carries passenger empty wagon and hands over ternary pilot lamp of car |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN205381193U (en) |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105564299A (en) * | 2016-03-11 | 2016-05-11 | 周芸 | Passenger carrying, empty, and returning three-state indication lamp of taxi |
| CN109859654A (en) * | 2019-04-15 | 2019-06-07 | 黄月华 | Train toilet nobody or someone use tri-state display board |
| CN109903697A (en) * | 2019-04-17 | 2019-06-18 | 周芸 | Shagreen toilet train nobody or someone use direction board |
| CN109935176A (en) * | 2019-04-14 | 2019-06-25 | 吴建堂 | Train closet nobody or someone use display device |
-
2016
- 2016-03-11 CN CN201620193177.2U patent/CN205381193U/en not_active Expired - Fee Related
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105564299A (en) * | 2016-03-11 | 2016-05-11 | 周芸 | Passenger carrying, empty, and returning three-state indication lamp of taxi |
| CN109935176A (en) * | 2019-04-14 | 2019-06-25 | 吴建堂 | Train closet nobody or someone use display device |
| CN109859654A (en) * | 2019-04-15 | 2019-06-07 | 黄月华 | Train toilet nobody or someone use tri-state display board |
| CN109903697A (en) * | 2019-04-17 | 2019-06-18 | 周芸 | Shagreen toilet train nobody or someone use direction board |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20160713 Termination date: 20170311 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |