CN205381191U - Taxi has visitor not have visitor's changing shifts three -colour pilot lamp that softly twinkles - Google Patents
Taxi has visitor not have visitor's changing shifts three -colour pilot lamp that softly twinkles Download PDFInfo
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- CN205381191U CN205381191U CN201620195979.7U CN201620195979U CN205381191U CN 205381191 U CN205381191 U CN 205381191U CN 201620195979 U CN201620195979 U CN 201620195979U CN 205381191 U CN205381191 U CN 205381191U
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- taxi
- pilot lamp
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Abstract
The utility model discloses a taxi has visitor not have visitor's changing shifts three -colour pilot lamp that softly twinkles, its characteristic includes: 12V DC power supply, square wave oscillation circuit, tristimulus designation lamp driving circuit, tristimulus designation lamp switching circuit, square wave oscillation circuit in the model chooseed for use of time -base circuit IC1 for NE555. Now a bit city taxi empty wagon pilot lamp is red, or green, is red pilot lamp when also carrying passenger, or green, perhaps in city the taxi pilot lamp which type of have, the confusion problem of taxi pilot lamp is very outstanding. Can assemble in unison in order to make the taxi have the visitor not have visitor's changing shifts pilot lamp, the utility model provides an operation state surveyability's of directly perceived striking, taxi pilot lamp, taxi has visitor not have visitor's changing shifts three -colour pilot lamp that softly twinkles's circuit comprises square wave oscillation circuit and the tristimulus designation lamp driving circuit that time -base circuit constitutes, and its is suitable for refutes the taxi that connects various motorcycle types.
Description
Technical field
This utility model belongs to technical field of automotive electronics, is have visitor without visitor's trichroism soft flashing indicator light of changing shifts about a kind of taxi.
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 visions are not worn glasses again 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 regardless of taxi or empty indicating lamp, it is most important that: the color of taxi display lamp or form should be unified.
In order to enable taxi to have visitor to unify assembling without visitor's changing shifts display lamp, this utility model provides a kind of intuitively open-and-shut display lamp of operation state eye-catching, taxi, square-wave oscillator circuit and tri-colour LED drive circuit that taxi is made up of time base circuit the circuit of visitor's nothing visitor's trichroism soft flashing indicator light of changing shifts 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, cost of manufacture is low.
Taxi described in the utility model described further below has objective necessity involved in implementation process without visitor's trichroism soft flashing indicator light of changing shifts, 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.In order to enable taxi to have visitor to unify assembling without visitor's changing shifts display lamp, this utility model provides the right display lamp of operation state one order of a kind of intuitively eye-catching, taxi, square-wave oscillator circuit and tri-colour LED drive circuit that taxi is made up of time base circuit the circuit of visitor's nothing visitor's trichroism soft flashing indicator light of changing shifts 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, cost of manufacture is low.
Circuit operation principle: taxi is formed square-wave oscillator circuit without visitor's trichroism soft flashing indicator light of changing shifts by time base circuit IC1 and resistance R1, linear potentiometer RP1, electrochemical capacitor C1 by visitor, the frequency of oscillation of square-wave oscillator circuit is 1～1.2Hz, uses N-channel field effect transistor VT1 as three kinds of color display lamp power drive elements.When permutator SW is allocated to leftward position, there is objective red led to connect DC source and start soft flicker；When permutator SW is placed in centre position, connects DC source without visitor's green indicating lamp and start soft flicker；When permutator SW is allocated to right positions, yellow indicator lamp of handing over to the next shift is connected DC source and is started soft flicker.
Accessing switching diode D1 is in order to mutually isolated between level and the trichroism soft flashing indicator light drive circuit of square-wave oscillator circuit output, linear potentiometer RP2 is the input voltage size in order to adjust N-channel field effect transistor VT1 grid, accessing electrochemical capacitor C3 can make the gate input voltage of N-channel field effect transistor VT1 slowly varying so that the display lamp of three kinds of colors ratio when flicker is milder.
Technical characteristic: taxi has visitor without visitor's trichroism soft flashing indicator light of changing shifts, it includes 12V DC source, square-wave oscillator circuit, tri-colour LED drive circuit, tri-colour LED switching circuit, it is characterised in that:
Square-wave oscillator circuit: it is by time base circuit IC1, resistance R1, linear potentiometer RP1, timing capacitor C1 and electric capacity C2 composition, 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 RP1 and the positive pole of lever arm and timing capacitor C1 thereof, 7th foot of another termination time base circuit IC1 of linear potentiometer RP1 and one end of resistance R1, the other end connection circuit positive pole VCC of resistance R1, 1st foot of time base circuit IC1 and the negative pole connection circuit ground GND of timing capacitor C1, 5th foot of time base circuit IC1 is by electric capacity C2 connection circuit ground GND；
Tri-colour LED drive circuit: it is made up of switching diode D1, linear potentiometer RP2, electrochemical capacitor C3, N-channel field effect transistor VT1 and permutator SW, 3rd foot of time base circuit IC1 connects the positive pole of switching diode D1, one end of the negative terminal potentiometer RP2 of switching diode D1, the other end of linear potentiometer RP2 and the positive pole of lever arm electrochemical capacitor C3 thereof connect the grid of N-channel field effect transistor VT1, the negative pole of electrochemical capacitor C3 and the source electrode connection circuit ground GND of N-channel field effect transistor VT1, the drain electrode of N-channel field effect transistor VT1 connects the movable end of permutator SW；
Tri-colour LED switching circuit: it is by there being objective red led circuit, without visitor's green indicating lamp circuit and changing shifts yellow indicator lamp circuit composition, it is made up of two groups 8 red light emitting diodes LED1～LED8 visitor's red led circuit, 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；It is made up of two groups 8 green LED LED9～LED16 without visitor's green indicating lamp circuit, 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；Changing shifts yellow indicator lamp circuit is 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 to have visitor's embodiment circuit fundamental diagram without visitor's trichroism soft flashing indicator light of changing shifts；The movable end of the permutator SW in accompanying drawing 1 is placed in the intermediate contact of permutator SW.
Detailed description of the invention
Taxi shown in accompanying drawing 1 has visitor without visitor's trichroism soft flashing indicator light circuit fundamental diagram of changing shifts 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
Circuit production main points and circuit debugging
As long as taxi has visitor intact without the electronic devices and components performance of the circuit use of visitor's trichroism soft flashing indicator light of changing shifts, shown in accompanying drawing 1, the annexation of components and parts is welded, and physics wiring conscientiously checked and checks, and install, weld errorless after, circuit generally need not be debugged and get final product normal operation；
The frequency of oscillation recommendation of square-wave oscillator circuit is 1.2Hz, and the resistance adjusting linear potentiometer RP1 or resistance R1 can change the flicker frequency of tri-colour LED.
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. taxi has visitor without visitor's trichroism soft flashing indicator light of changing shifts, and it includes 12V DC source, square-wave oscillator circuit, tri-colour LED drive circuit, tri-colour LED switching circuit, it is characterised in that:
Described square-wave oscillator circuit is by time base circuit IC1, resistance R1, linear potentiometer RP1, timing capacitor C1 and electric capacity C2 composition, 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 RP1 and the positive pole of lever arm and timing capacitor C1 thereof, 7th foot of another termination time base circuit IC1 of linear potentiometer RP1 and one end of resistance R1, the other end connection circuit positive pole VCC of resistance R1, 1st foot of time base circuit IC1 and the negative pole connection circuit ground GND of timing capacitor C1, 5th foot of time base circuit IC1 is by electric capacity C2 connection circuit ground GND；
Described tri-colour LED drive circuit is by switching diode D1, linear potentiometer RP2, electrochemical capacitor C3, N-channel field effect transistor VT1 and permutator SW composition, 3rd foot of time base circuit IC1 connects the positive pole of switching diode D1, one end of the negative terminal potentiometer RP2 of switching diode D1, the other end of linear potentiometer RP2 and the positive pole of lever arm electrochemical capacitor C3 thereof connect the grid of N-channel field effect transistor VT1, the negative pole of electrochemical capacitor C3 and the source electrode connection circuit ground GND of N-channel field effect transistor VT1, the drain electrode of N-channel field effect transistor VT1 connects the movable end of permutator SW；
Described tri-colour LED switching circuit is by there being objective red led circuit, without visitor's green indicating lamp circuit and changing shifts yellow indicator lamp circuit composition, it is made up of two groups 8 red light emitting diodes LED1～LED8 visitor's red led circuit, 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；It is made up of two groups 8 green LED LED9～LED16 without visitor's green indicating lamp circuit, 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；Changing shifts yellow indicator lamp circuit is 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 |
|---|---|---|---|
| CN201620195979.7U CN205381191U (en) | 2016-03-14 | 2016-03-14 | Taxi has visitor not have visitor's changing shifts three -colour pilot lamp that softly twinkles |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620195979.7U CN205381191U (en) | 2016-03-14 | 2016-03-14 | Taxi has visitor not have visitor's changing shifts three -colour pilot lamp that softly twinkles |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN205381191U true CN205381191U (en) | 2016-07-13 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201620195979.7U Expired - Fee Related CN205381191U (en) | 2016-03-14 | 2016-03-14 | Taxi has visitor not have visitor's changing shifts three -colour pilot lamp that softly twinkles |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN205381191U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105774638A (en) * | 2016-03-14 | 2016-07-20 | 吴圣铎 | Three-color gently-flickering indicator lamp for indicating occupied state, unoccupied state and shift changing state of taxis |
-
2016
- 2016-03-14 CN CN201620195979.7U patent/CN205381191U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105774638A (en) * | 2016-03-14 | 2016-07-20 | 吴圣铎 | Three-color gently-flickering indicator lamp for indicating occupied state, unoccupied state and shift changing state of taxis |
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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 | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20160713 Termination date: 20170314 |