CN203225933U - Reversed phase delay drive circuit for traffic lights - Google Patents
Reversed phase delay drive circuit for traffic lights Download PDFInfo
- Publication number
- CN203225933U CN203225933U CN2013202036386U CN201320203638U CN203225933U CN 203225933 U CN203225933 U CN 203225933U CN 2013202036386 U CN2013202036386 U CN 2013202036386U CN 201320203638 U CN201320203638 U CN 201320203638U CN 203225933 U CN203225933 U CN 203225933U
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- China
- Prior art keywords
- resistance
- electric capacity
- amplifier
- microprocessor
- capacitor
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- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Fee Related
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- 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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- Train Traffic Observation, Control, And Security (AREA)
Abstract
The utility model discloses a reversed phase delay drive circuit for traffic lights. The reversed phase delay drive circuit comprises a first amplifier, a second amplifier, a diode, a microprocessor, a first capacitor, a second capacitor, a third capacitor, a fourth capacitor, a fifth capacitor, a sixth capacitor, a first resistor, a second resistor, a third resistor, a fourth resistor, a fifth resistor, a sixth resistor, a seventh resistor and an eighth resistor; a first voltage input end is connected with an in-phase input end of the first amplifier and a reversed phase input end of the second amplifier respectively; and a reversed phase input end of the first amplifier is connected with a first end of the first resistor, a first end of the second capacitor, a first end of the second resistor and an in-phase input end of the second amplifier respectively. The reversed phase delay drive circuit for the traffic lights of the utility model is advantageous in high reliability, high safety, and stable working state.
Description
Technical field
The utility model relates to a kind of delay driving circuit, relates in particular to a kind of anti-phase delay driving circuit for traffic lights.
Background technology
In the prior art; general miniature circuit breaker has only overload long delay and the moving protection of short circuit wink; the protection value that surpasses subordinate's circuit breaker when the failed shorted electric current; when reaching the protection value of higher level's circuit breaker again simultaneously; if higher level's circuit breaker does not have the short circuit delay function; then can the superior and the subordinate trip simultaneously; perhaps can higher level's circuit breaker trip and subordinate's tripping; cause the fault-free loop fault so easily; make fault involve expanded range; especially in electric power system; if the miniature circuit breaker between the superior and the subordinate does not have short circuit short time delay function, the easier fault coverage that makes enlarges, and it is unnecessary to cause; bigger economic loss.
For satisfying the selectivity requirement of DC power system; the circuit breaker that need have anti-phase delay protection, existing delay circuit adopt the mode of electric capacity charging time-delay more, and be very high to the state dependency degree of the supply voltage of circuit breaker; environment for use is subjected to severely restricts, is difficult to be suitable for.
The utility model content
The purpose of this utility model just is to provide in order to address the above problem the anti-phase delay driving circuit that is used for traffic lights of a kind of reliability height, safe, stable working state.
In order to achieve the above object, the utility model has adopted following technical scheme:
A kind of anti-phase delay driving circuit for traffic lights, comprise first amplifier, second amplifier, diode, microprocessor, first electric capacity, second electric capacity, the 3rd electric capacity, the 4th electric capacity, the 5th electric capacity, the 6th electric capacity, first resistance, second resistance, the 3rd resistance, the 4th resistance, the 5th resistance, the 6th resistance, the 7th resistance and the 8th resistance, first voltage input end is connected with described second amplifier's inverting input with the in-phase input end of described first amplifier respectively, described first amplifier's inverting input respectively with first end of described first resistance, first end of described second electric capacity, first end of described second resistance is connected with the in-phase input end of described second amplifier, the cathode output end of described first amplifier is connected back ground connection with second end of described second electric capacity and second end of described second resistance respectively, the cathode output end of described first amplifier respectively with second end of described first resistance, first end of described first electric capacity, first end of described the 3rd resistance is connected with first end of described the 4th resistance, first end of described first electric capacity is second voltage input end, the second end ground connection of described first electric capacity, the signal output part of described first amplifier respectively with second end of described the 3rd resistance, first end of described the 3rd electric capacity and the high-triggering end of described microprocessor are connected, the signal output part of described second amplifier respectively with second end of described the 4th resistance, first end of described the 4th electric capacity and the low triggering end of described microprocessor are connected, second end of described the 3rd electric capacity is connected back ground connection with second end of described the 4th electric capacity, first signal output part of described microprocessor is connected with first end of described the 5th electric capacity, the second end ground connection of described the 5th electric capacity, first end of described the 5th electric capacity is first voltage output end, the secondary signal output of described microprocessor is connected with the positive pole of described diode, just very second voltage output end of described diode, first control end of described microprocessor is connected with the negative pole of described diode and first end of described the 6th electric capacity respectively, second control end of described microprocessor respectively with second end of described the 6th electric capacity, first end of described the 5th resistance, first end of described the 6th resistance and the 3rd control end of described microprocessor are connected, second end of described the 5th resistance respectively with second end of described the 6th resistance, first end of described the 7th resistance is connected with first end of described the 8th resistance, first end of described the 7th resistance is connected with the 3rd signal output part of described microprocessor, and second end of described the 8th resistance is the tertiary voltage output.
The beneficial effects of the utility model are:
Reliability height, safe, the stable working state of a kind of anti-phase delay driving circuit for traffic lights of the utility model.
Description of drawings
Fig. 1 is the circuit diagram of a kind of anti-phase delay driving circuit for traffic lights of the utility model.
Embodiment
The utility model is described in further detail below in conjunction with accompanying drawing:
As shown in Figure 1, a kind of anti-phase delay driving circuit for traffic lights of the utility model, comprise the first amplifier U1, the second amplifier U2, diode D, microprocessor IC, first capacitor C 1, second capacitor C 2, the 3rd capacitor C 3, the 4th capacitor C 4, the 5th capacitor C 5, the 6th capacitor C 6, first resistance R 1, second resistance R 2, the 3rd resistance R 3, the 4th resistance R 4, the 5th resistance R 5, the 6th resistance R 6, the 7th resistance R 7 and the 8th resistance R 8, first voltage input end is connected with the in-phase input end of the first amplifier U1 and the inverting input of the second amplifier U2 respectively, the inverting input of the first amplifier U1 respectively with first end of first resistance R 1, first end of second capacitor C 2, first end of second resistance R 2 is connected with the in-phase input end of the second amplifier U2, the cathode output end of the first amplifier U1 is connected back ground connection with second end of second capacitor C 2 and second end of second resistance R 2 respectively, the cathode output end of the first amplifier U1 respectively with second end of first resistance R 1, first end of first capacitor C 1, first end of the 3rd resistance R 3 is connected with first end of the 4th resistance R 4, first end of first capacitor C 1 is second voltage input end, the second end ground connection of first capacitor C 1, the signal output part of the first amplifier U1 respectively with second end of the 3rd resistance R 3, first end of the 3rd capacitor C 3 is connected with the high-triggering end of microprocessor IC, the signal output part of the second amplifier U2 respectively with second end of the 4th resistance R 4, first end of the 4th capacitor C 4 is connected with the low triggering end of microprocessor IC, second end of second end of the 3rd capacitor C 3 and the 4th capacitor C 4 is connected back ground connection, first signal output part of microprocessor IC is connected with first end of the 5th capacitor C 4, the second end ground connection of the 5th capacitor C 5, first end of the 5th capacitor C 5 is first voltage output end, the secondary signal output of microprocessor IC is connected with the positive pole of diode D, just very second voltage output end of diode D, first control end of microprocessor IC is connected with the negative pole of diode D and first end of the 6th capacitor C 6 respectively, second control end of microprocessor IC respectively with second end of the 6th capacitor C 6, first end of the 5th resistance R 5, first end of the 6th resistance R 6 is connected with the 3rd control end of microprocessor IC, second end of the 5th resistance R 5 respectively with second end of the 6th resistance R 6, first end of the 7th resistance R 7 is connected with first end of the 8th resistance R 8, first end of the 7th resistance R 7 is connected with the 3rd signal output part of microprocessor IC, and second end of the 8th resistance R 8 is the tertiary voltage output.
Claims (1)
1. anti-phase delay driving circuit that is used for traffic lights, it is characterized in that: comprise first amplifier, second amplifier, diode, microprocessor, first electric capacity, second electric capacity, the 3rd electric capacity, the 4th electric capacity, the 5th electric capacity, the 6th electric capacity, first resistance, second resistance, the 3rd resistance, the 4th resistance, the 5th resistance, the 6th resistance, the 7th resistance and the 8th resistance, first voltage input end is connected with described second amplifier's inverting input with the in-phase input end of described first amplifier respectively, described first amplifier's inverting input respectively with first end of described first resistance, first end of described second electric capacity, first end of described second resistance is connected with the in-phase input end of described second amplifier, the cathode output end of described first amplifier is connected back ground connection with second end of described second electric capacity and second end of described second resistance respectively, the cathode output end of described first amplifier respectively with second end of described first resistance, first end of described first electric capacity, first end of described the 3rd resistance is connected with first end of described the 4th resistance, first end of described first electric capacity is second voltage input end, the second end ground connection of described first electric capacity, the signal output part of described first amplifier respectively with second end of described the 3rd resistance, first end of described the 3rd electric capacity and the high-triggering end of described microprocessor are connected, the signal output part of described second amplifier respectively with second end of described the 4th resistance, first end of described the 4th electric capacity and the low triggering end of described microprocessor are connected, second end of described the 3rd electric capacity is connected back ground connection with second end of described the 4th electric capacity, first signal output part of described microprocessor is connected with first end of described the 5th electric capacity, the second end ground connection of described the 5th electric capacity, first end of described the 5th electric capacity is first voltage output end, the secondary signal output of described microprocessor is connected with the positive pole of described diode, just very second voltage output end of described diode, first control end of described microprocessor is connected with the negative pole of described diode and first end of described the 6th electric capacity respectively, second control end of described microprocessor respectively with second end of described the 6th electric capacity, first end of described the 5th resistance, first end of described the 6th resistance and the 3rd control end of described microprocessor are connected, second end of described the 5th resistance respectively with second end of described the 6th resistance, first end of described the 7th resistance is connected with first end of described the 8th resistance, first end of described the 7th resistance is connected with the 3rd signal output part of described microprocessor, and second end of described the 8th resistance is the tertiary voltage output.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2013202036386U CN203225933U (en) | 2013-04-22 | 2013-04-22 | Reversed phase delay drive circuit for traffic lights |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2013202036386U CN203225933U (en) | 2013-04-22 | 2013-04-22 | Reversed phase delay drive circuit for traffic lights |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203225933U true CN203225933U (en) | 2013-10-02 |
Family
ID=49252923
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2013202036386U Expired - Fee Related CN203225933U (en) | 2013-04-22 | 2013-04-22 | Reversed phase delay drive circuit for traffic lights |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN203225933U (en) |
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2013
- 2013-04-22 CN CN2013202036386U patent/CN203225933U/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 | ||
| C17 | Cessation of patent right | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20131002 Termination date: 20140422 |