CN202598446U - Energy-saving road lamp high-voltage switch - Google Patents
Energy-saving road lamp high-voltage switch Download PDFInfo
- Publication number
- CN202598446U CN202598446U CN2012202619421U CN201220261942U CN202598446U CN 202598446 U CN202598446 U CN 202598446U CN 2012202619421 U CN2012202619421 U CN 2012202619421U CN 201220261942 U CN201220261942 U CN 201220261942U CN 202598446 U CN202598446 U CN 202598446U
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- CN
- China
- Prior art keywords
- triode
- relay
- circuit
- switch
- control
- Prior art date
- 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 - Lifetime
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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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- Keying Circuit Devices (AREA)
Abstract
The utility model relates to an energy-saving road lamp high-voltage switch, comprising a shell, a photoelectric signal sensor, a switch control device and a control switch. Mainly, the control switch is a high-voltage vacuum breaker mounted in a primary high-voltage line of a transformer, the high-voltage vacuum breaker comprises a vacuum switch, a motor transmission mechanism and a transformer coil; the switch control device is composed of a rectifier circuit, a control circuit, a control relay, a closing relay and a cut-off relay; the input voltage end of the rectifier circuit is connected with the secondary of the of the transformer coil, the secondary of the transformer coil is respectively connected with two ends of work coils of the cut-off relay and the closing relay through a normally open contact and a normally closed contact of the control relay, and the normally open contacts of the closing relay and the cut-off relay are respectively connected in forward and reverse power supply circuits of a motor in the motor transmission mechanism. The road lamp can be turned off by cutting off the high-voltage side power supply of the transformer, so that no-load loss of the transformer is avoided, and the road lamp high-voltage switch has the function of saving electricity. The energy-saving road lamp high-voltage switch is suitable for being used as road lamp light-operated automatic switches.
Description
Technical field
The utility model relates to automatic light control switch, particularly about a kind of road lamp power supply automatic light control switch.The utility model is applicable to the road lamp power supply automatic control switch.
Background technology
At present, the on off state of street lamp is controlled by natural daylight automatically, is the street lamp light-operated switch of ZL200820059898.X like the patent No.; Comprise housing; The lamp ring and the contact chip that are used for adaptive bulb electrode are used for the outer ring and the center contact of adaptive lamp holder electrode, and are located at the optoelectronic switch in the housing cavity; The head end of described housing is provided with groove; Described lamp ring and contact chip are located in the groove, and described outer ring and center contact are located at the tail end of housing, and described optoelectronic switch is electrically connected with lamp ring, contact chip, outer ring and center contact.The daytime light electric switch cuts off road lamp power supply automatically, and evening, optoelectronic switch was connected road lamp power supply automatically, realizes being controlled automatically by natural daylight the on off state of street lamp.But existing street lamp light-operated switch all adopts secondary 220V/50Hz or the 380V/50Hz power circuit that street lamp is provided of control transformer, and under the street lamp closed condition, primary is switched on all the time, has open circuit loss, causes waste of energy by day.
Summary of the invention
The purpose of the utility model is the shortcoming that exists to prior art, a kind of control transformer primary source is provided, avoids the energy-conserving road lamp high-voltage switch gear of transformer noload losses.
The technical scheme of the utility model comprises housing, photoelectric signal sensor, switch controlling device and gauge tap; Mainly be that gauge tap adopts high-pressure vacuum breaker, be installed in the high-tension line of primary that this high-pressure vacuum breaker comprises vacuum switch, motor transmission mechanism and transformation coil; Switch controlling device is by rectification circuit, control circuit, control relay, closing relay and open a sluice gate relay and form; The Input voltage terminal of rectification circuit is connected with the secondary of transformation coil; The secondary normally open contact through control relay of transformation coil is connected the actuating coil two ends of opening a sluice gate relay and closing relay respectively with normally closed interlock, and closing relay is connected in the forward and backward power circuit of motor in the motor transmission mechanism with the normally open contact of opening a sluice gate relay; The output voltage terminal of rectification circuit is connected with the actuating coil of control relay through control circuit; The output signal end of photoelectric signal sensor is connected with the input signal end of control circuit.
In above technical scheme; Control circuit is made up of first order transistor switching circuit and second level transistor switching circuit; Said first order transistor switching circuit is made up of first triode and base stage current-limiting resistance thereof and emitter resistance; Said second level transistor switching circuit is made up of second triode and the 3rd triode; The base stage of second triode is connected with the emitter stage of first triode through current-limiting resistance; The colelctor electrode of second triode is connected with the base stage of the 3rd triode, and the emitter stage of the 3rd triode is connected rectification circuit anode with the colelctor electrode of first triode through the divider resistance branch road, and the colelctor electrode of the 3rd triode is connected with an end of control relay actuating coil; The other end of the emitter stage of the other end of control relay actuating coil, the 3rd triode, the first transistor emitter resistance is connected with the rectification circuit negative pole, and the output signal of photoelectric signal sensor is connected between the input and rectification circuit negative pole of the first transistor base current-limiting resistance through a parallelly connected resistance.
In above technical scheme; Between first order transistor switching circuit and second level transistor switching circuit, be provided with anti-jamming circuit; Said anti-jamming circuit is made up of the emitter resistance of anti-interference condenser, first triode and the base stage current-limiting resistance of second triode, and the emitter resistance of the anti-interference condenser and first triode is connected in parallel.
The utility model has the advantages that gauge tap is installed in the high-tension line of primary, cut off transformer high-voltage side power supply when closing street lamp, avoid transformer noload losses, saves energy.
Description of drawings
Fig. 1 is the circuit theory diagrams of the utility model.
The specific embodiment
The energy-conserving road lamp high-voltage switch gear of the utility model comprises housing, photoelectric signal sensor 1, switch controlling device and gauge tap 7; Gauge tap 7 adopts high-pressure vacuum breakers, is installed in the elementary high-tension line 9 of transformer 10, and is as shown in Figure 1, when closing street lamp 11, cuts off transformer 10 high-pressure side power supplys, avoids transformer noload losses.Said high-pressure vacuum breaker comprises vacuum switch 7-3, motor transmission mechanism 7-1 and transformation coil 7-2; Switch controlling device is by rectification circuit 8, control circuit 2, control relay 4, closing relay 6 and open a sluice gate relay 5 and form; The secondary connection of the Input voltage terminal of rectification circuit 8 and transformation coil 7-2; The secondary normally open contact through control relay 4 of transformation coil 7-2 is connected the actuating coil two ends of opening a sluice gate relay 5 and closing relay 6 respectively with normally closed interlock, and closing relay 6 is connected in the forward and backward power circuit of motor among the motor transmission mechanism 7-1 with the normally open contact of opening a sluice gate relay 5; The output voltage terminal of rectification circuit 8 is connected with the actuating coil of control relay 4 through control circuit 2; The output signal end of photoelectric signal sensor 1 is connected with the input signal end of control circuit 2.
As shown in Figure 1, control circuit 2 is made up of first order transistor switching circuit and second level transistor switching circuit, and said first order transistor switching circuit is by the first triode V
1And base stage current-limiting resistance R
1With emitter resistance R
2Form, said second level transistor switching circuit is by the second triode V
2With the 3rd triode V
3Form the second triode V
2Base stage through current-limiting resistance R
4With the first triode V
1Emitter stage connect the second triode V
2Colelctor electrode and the 3rd triode V
3Base stage connect the 3rd triode V
3The emitter stage and the first triode V
1Colelctor electrode be connected the 3rd triode V through divider resistance branch road and rectification circuit 8 positive poles
3Colelctor electrode be connected the other end of control relay 4 actuating coils, the 3rd triode V with an end of control relay 4 actuating coils
3Emitter stage, the first triode V
1Emitter resistance R
2The other end be connected with rectification circuit 8 negative poles, the output signal of photoelectric signal sensor 1 is through a parallelly connected resistance R
5Be connected the first triode V
1Base stage current-limiting resistance R
1Input and rectification circuit 8 negative poles between.At the first triode V
1Colelctor electrode and base stage current-limiting resistance R
1Input between connect divider resistance R
3, the first triode V
1Colelctor electrode and rectification circuit 8 negative poles between filter condenser C is installed
2, control relay 4 actuating coil two ends parallel diodes, diode cathode is connected with rectification circuit 8 negative poles.The first triode V
1With the second triode V
2Be NPN type triode, the 3rd triode V
3Be the positive-negative-positive triode.
Between first order transistor switching circuit and second level transistor switching circuit, be provided with anti-jamming circuit 3, said anti-jamming circuit 3 is by anti-interference condenser C
1, the first triode V
1Emitter resistance R
2With the second triode V
2Base stage current-limiting resistance R
4Form anti-interference condenser C
1With the first triode V
1Emitter resistance R
2Be connected in parallel.As the first triode V
1During conducting, the output voltage of rectification circuit 8 is to anti-interference condenser C
1Charging, interference capacitors device C
1Voltage make the second triode V after rising to certain value
2Conducting has avoided lightning isopulse interfering signal to cause misoperation.
Operation principle: during daytime, photoelectric signal sensor 1 obtains optical signal, and this optical signal is converted into the signal of telecommunication and is input to the first triode V
1Base stage current-limiting resistance R
1Between input and rectification circuit 8 negative poles, make the first triode V
1Base stage high potential and conducting, the output voltage of rectification circuit 8 is through the first triode V
1To interference capacitors device C
1Charging is as interference capacitors device C
1Voltage make the second triode V after rising to certain value
2Base stage high potential and conducting, the 3rd triode V
3Base stage electronegative potential and saturation conduction, the 3rd triode V
3The colelctor electrode high potential; It is electric that the actuating coil of control relay 4 is got, and its normally open contact is closed, and the actuating coil of opening a sluice gate relay 5 gets; It is closed to open a sluice gate relay 5 normally open contacts; With motor counter-rotating power connection among the motor transmission mechanism 7-1, make the motor counter-rotating break off vacuum switch 7-3, cut off transformer 10 high-pressure side power supplys; During night, photoelectric signal sensor 1 loses optical signal, the first triode V
1Base stage electronegative potential and end the second triode V that is connected with its emitter stage
2The base stage electronegative potential makes the second triode V
2The colelctor electrode high potential, the 3rd triode V
3Base stage high potential and ending, output becomes electronegative potential by high potential, makes the actuating coil dead electricity of control relay 4; Its normally open contact breaks off, normally closed interlock resets closure, and the actuating coil of closing relay 6 gets electric, and the normally open contact of closing relay 6 is closed; Motor among the motor transmission mechanism 7-1 is just being changeed power connection; Make motor just change closed vacuum switch 7-3, connect transformer 10 high-pressure side power supplys, make street lamp 11 energisings.
Claims (3)
1. an energy-conserving road lamp high-voltage switch gear comprises housing, photoelectric signal sensor (1), switch controlling device and gauge tap (7); It is characterized in that gauge tap (7) adopts high-pressure vacuum breaker, be installed in the elementary high-tension line (9) of transformer (10) that said high-pressure vacuum breaker comprises vacuum switch (7-3), motor transmission mechanism (7-1) and transformation coil (7-2); Switch controlling device is by rectification circuit (8), control circuit (2), control relay (4), closing relay (6) and open a sluice gate relay (5) and form; The secondary connection of the Input voltage terminal of rectification circuit (8) and transformation coil (7-2); The secondary normally open contact through control relay (4) of transformation coil (7-2) is connected the actuating coil two ends of opening a sluice gate relay (5) and closing relay (6) respectively with normally closed interlock, and closing relay (6) and the normally open contact of opening a sluice gate relay (5) are connected in the forward and backward power circuit of motor in the motor transmission mechanism (7-1); The output voltage terminal of rectification circuit (8) is connected with the actuating coil of control relay (4) through control circuit (2); The output signal end of photoelectric signal sensor (1) is connected with the input signal end of control circuit (2).
2. energy-conserving road lamp high-voltage switch gear according to claim 1 is characterized in that control circuit (2) is made up of first order transistor switching circuit and second level transistor switching circuit, and said first order transistor switching circuit is by the first triode (V
1) and base stage current-limiting resistance (R
1) and emitter resistance (R
2) form, said second level transistor switching circuit is by the second triode (V
2) and the 3rd triode (V
3) form the second triode (V
2) base stage through current-limiting resistance (R
4) and the first triode (V
1) emitter stage connect the second triode (V
2) colelctor electrode and the 3rd triode (V
3) base stage connect the 3rd triode (V
3) the emitter stage and the first triode (V
1) colelctor electrode be connected the 3rd triode (V through divider resistance branch road and rectification circuit (8) positive pole
3) colelctor electrode be connected the other end of control relay (4) actuating coil, the 3rd triode (V with an end of control relay (4) actuating coil
3) emitter stage, the first triode (V
1) emitter resistance (R
2) the other end be connected with rectification circuit (8) negative pole, the output signal of photoelectric signal sensor (1) is through a parallelly connected resistance (R
5) be connected the first triode (V
1) base stage current-limiting resistance (R
1) input and rectification circuit (8) negative pole between.
3. energy-conserving road lamp high-voltage switch gear according to claim 2 is characterized in that between first order transistor switching circuit and second level transistor switching circuit, being provided with anti-jamming circuit (3), and said anti-jamming circuit (3) is by anti-interference condenser (C
1), the first triode (V
1) emitter resistance (R
2) and the second triode (V
2) base stage current-limiting resistance (R
4) form anti-interference condenser (C
1) and the first triode (V
1) emitter resistance (R
2) be connected in parallel.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2012202619421U CN202598446U (en) | 2012-05-22 | 2012-05-22 | Energy-saving road lamp high-voltage switch |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2012202619421U CN202598446U (en) | 2012-05-22 | 2012-05-22 | Energy-saving road lamp high-voltage switch |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN202598446U true CN202598446U (en) | 2012-12-12 |
Family
ID=47315979
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2012202619421U Expired - Lifetime CN202598446U (en) | 2012-05-22 | 2012-05-22 | Energy-saving road lamp high-voltage switch |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN202598446U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102705793A (en) * | 2012-05-22 | 2012-10-03 | 杨波 | High-voltage switch of energy-saving street lamp |
-
2012
- 2012-05-22 CN CN2012202619421U patent/CN202598446U/en not_active Expired - Lifetime
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102705793A (en) * | 2012-05-22 | 2012-10-03 | 杨波 | High-voltage switch of energy-saving street lamp |
| CN102705793B (en) * | 2012-05-22 | 2014-11-26 | 杨波 | High-voltage switch of energy-saving street lamp |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| AV01 | Patent right actively abandoned |
Granted publication date: 20121212 Effective date of abandoning: 20141126 |
|
| RGAV | Abandon patent right to avoid regrant |