CN206259297U - The time relay of electronic type time delay - Google Patents
The time relay of electronic type time delay Download PDFInfo
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- CN206259297U CN206259297U CN201621456795.8U CN201621456795U CN206259297U CN 206259297 U CN206259297 U CN 206259297U CN 201621456795 U CN201621456795 U CN 201621456795U CN 206259297 U CN206259297 U CN 206259297U
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- resistance
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- diode
- npn triode
- cd4013b
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Abstract
The time relay of electronic type time delay, belongs to time relay physical circuit field, and the utility model is to solve the problems, such as that mechanical time delay relay time delay accuracy is low.The utility model includes auxiliary reclay K, CD4013B double D trigger, resistance R1~R12, electric capacity C1~C3, diode VD1~VD2, voltage-regulator diode Vs, NPN triode VT1~VT3, unijunction transistor T1 and IGCT VTH；After energization by relay after time delay just electric adhesive, realize accurate deferred action.
Description
Technical field
The utility model belongs to time relay physical circuit field.
Background technology
After the impression part of relay receives outer signals, through after a while acting just executable portion, it is this kind of after
Electrical equipment is referred to as the time relay.Time relay extensive use field of circuit control, frequently with mechanical delay in circuit control
The air damping type time relay of structure, it is to obtain deferred action by the principle of orifice restriction using air.It
It is made up of electromagnetic system, time-delay mechanism and the part of trigger mechanism three.After every relay sensing element obtains actuating signal, it is held
Units (contact) will postpone certain hour and just act, the simple structure of mechanical time delay relay, cheap, time delay
Scope is big, but time delay accuracy is low.Cannot be suitable for the control of accurately circuit.
The content of the invention
The utility model purpose is low in order to solve the problems, such as mechanical time delay relay time delay accuracy, there is provided
A kind of time relay of electronic type time delay.
The time relay of electronic type time delay described in the utility model include auxiliary reclay K, CD4013B double D trigger,
Resistance R1~R12, electric capacity C1~C3, diode VD1~VD2, voltage-regulator diode Vs, NPN triode VT1~VT3, single-crystal mass
Pipe T1 and IGCT VTH；
One end of 220V AC powers connects one end of auxiliary reclay K coils；
One end of the other end connection resistance R12 of 220V AC powers；
The other end of auxiliary reclay K coils simultaneously connects one end and the diode VD2 of auxiliary reclay K normally opened contacts
Anode, the other end of auxiliary reclay K normally opened contacts connects the other end, the negative electrode of IGCT VTH, the electric capacity of resistance R12 simultaneously
The one of one end of C1, a base stage of unijunction transistor T1, the emitter stage of NPN triode VT3, one end of resistance R4 and resistance R2
End, and be grounded；
The negative electrode of diode VD2 connects the anode of one end, one end of electric capacity C3 and IGCT VTH of resistance R11 simultaneously；Electricity
The other end of R11 is hindered while connecting the negative electrode of the other end, the anode of diode VD1 and voltage-regulator diode Vs of electric capacity C3, voltage stabilizing
The plus earth of diode Vs；
The negative electrode of diode VD1 connects one end, one end of resistance R6, the current collection of NPN triode VT2 of electric capacity C2 simultaneously
One end of pole, 6 pin of CD4013B double D triggers and 5 pin, one end of resistance R3 and resistance R1；
The other end ground connection of electric capacity C2；
3 pin of CD4013B double D triggers connect the other end of resistance R3 and the colelctor electrode of NPN triode VT1, NPN simultaneously
The base stage of triode VT1 connects the other end of resistance R1 and the other end of resistance R2 simultaneously, and the emitter stage of NPN triode VT1 connects
The other end of connecting resistance R4；
4 pin of CD4013B double D triggers connect one end of resistance R7 and the colelctor electrode of NPN triode VT3, NPN tri- simultaneously
One end of the base stage connection resistance R8 of pole pipe VT3, the other end of resistance R8 connects another base stage of unijunction transistor T1 simultaneously
With one end of resistance R9, the emitter stage of unijunction transistor T1 is while connect one end of resistance R10 and the other end of electric capacity C1；Resistance
The other end of R9 connects the emitter stage of the other end, the other end of resistance R7 and NPN triode VT2 of resistance R10, NPN tri- simultaneously
The base stage of pole pipe VT2 connects one end of resistance R5 and the other end of resistance R6 simultaneously；
The other end of the 2 pin connection resistance R5 of CD4013B double D triggers；
The control pole of the 1 pin connection IGCT VTH of CD4013B double D triggers.
Preferably, diode VD2 uses the commutation diode of model IN4007.
Preferably, voltage-regulator diode Vs uses 12V, 1/2W specification.
Advantage of the present utility model：The time relay of the present utility model is electronic type time delay, not to traditional machinery knot
Structure makes improvements, but uses electronic component to constitute accurately circuit, makes the time delay of the time relay precisely, more mechanical time delay
High precision.
Brief description of the drawings
Fig. 1 is the circuit theory diagrams of the time relay of electronic type time delay described in the utility model；
Fig. 2 is the circuit theory diagrams of implementation method two.
Specific embodiment
Specific embodiment one：With reference to the operation principle of the time relay of Fig. 1 explanation electronic type time delays.
220V alternating voltages by resistance R11, R12, auxiliary reclay K coils, diode VD1, VD2, voltage-regulator diode Vs,
Electric capacity C2, C3 composition circuit transformations into DC voltage, for follow-up chip and circuit provide direct-current working volts, 220V alternating currents
Press be depressured for bis- times through the coil current limliting step-down of R12 and K, VD1, VD2 halfwave rectifier, decompression capacitor C3 step-downs current limliting, R11, Vs it is steady
After pressure and C2 filtering, for subsequent conditioning circuit provides 12V direct-current working volts.The electric current for then flowing through K coils is smaller, is insufficient to allow K
Adhesive.
After the 12V direct-current working volts are through R1, R2 partial pressure, base bias voltage, VT1 conductings, VT1 current collections are provided to VT1
The moment output high level pulse of pole conducting, the high level pulse to CD4013B 3 pin with trigger signal, now its 1 pin is not
Have and export high level signal immediately, but exported after time delay, the delay circuit is R5~R10, VT2, VT3 and T1, time delay letter
When number feeding back to 4 pin of CD4013B through time T, 1 pin of CD4013B just exports high level, the control pole for triggering VTH,
VTH is turned on, and makes K coils obtain electric adhesive, the closure simultaneously self-locking of its normally opened contact.When switching on power again after power-off, above-mentioned work is repeated
Make process.
Time delay process：The 2 pin output high level of CD4013B, the base stage of VT2 is loaded with bias voltage, VT2 conductings, VT2 hairs
The voltage of emitter-base bandgap grading is changed into high level, and the voltage at C1 two ends can not be mutated, and the high level is charged by resistance R10 to C1, when
C1 is electrically charged when meeting T1 conducting voltages, and T1 is just turned on, and then VT3 is turned on, and feeds back to 4 pin of CD4013B, makes the 1 of CD4013B
Pin exports high level, and delay time T is several seconds to a few minutes.
Specific embodiment two：Present embodiment is illustrated with reference to Fig. 2, present embodiment provides another kind and realizes electronics
The scheme of the time relay of formula time delay, the time relay of the electronic type time delay includes the double D of auxiliary reclay K, CD4013B
Trigger, resistance R1~R13, electric capacity C1~C2, diode VD1, voltage-regulator diode Vs, NPN triode VT1~VT3, single crystals
Body pipe T1 and IGCT VTH；
One end of 220V AC powers connects one end of auxiliary reclay K coils；
One end of the other end connection resistance R12 of 220V AC powers；
The other end of auxiliary reclay K coils simultaneously connects one end and the diode VD1 of auxiliary reclay K normally opened contacts
Anode, the other end of auxiliary reclay K normally opened contacts connects the other end, the negative electrode of IGCT VTH, the electric capacity of resistance R12 simultaneously
The one of one end of C1, a base stage of unijunction transistor T1, the emitter stage of NPN triode VT3, one end of resistance R4 and resistance R2
End, and be grounded；
The negative electrode of diode VD1 connects one end of resistance R11 and the anode of IGCT VTH simultaneously；The other end of resistance R11
Negative electrode, one end of electric capacity C2, one end of resistance R13, one end of resistance R6, the NPN triode of voltage-regulator diode Vs are connected simultaneously
One end of the colelctor electrode of VT2,6 pin of CD4013B double D triggers and 5 pin, one end of resistance R3 and resistance R1；
The other end ground connection of electric capacity C2；The plus earth of voltage-regulator diode Vs；The other end ground connection of resistance R13；
3 pin of CD4013B double D triggers connect the other end of resistance R3 and the colelctor electrode of NPN triode VT1, NPN simultaneously
The base stage of triode VT1 connects the other end of resistance R1 and the other end of resistance R2 simultaneously, and the emitter stage of NPN triode VT1 connects
The other end of connecting resistance R4；
4 pin of CD4013B double D triggers connect one end of resistance R7 and the colelctor electrode of NPN triode VT3, NPN tri- simultaneously
One end of the base stage connection resistance R8 of pole pipe VT3, the other end of resistance R8 connects another base stage of unijunction transistor T1 simultaneously
With one end of resistance R9, the emitter stage of unijunction transistor T1 is while connect one end of resistance R10 and the other end of electric capacity C1；Resistance
The other end of R9 connects the emitter stage of the other end, the other end of resistance R7 and NPN triode VT2 of resistance R10, NPN tri- simultaneously
The base stage of pole pipe VT2 connects one end of resistance R5 and the other end of resistance R6 simultaneously；
The other end of the 2 pin connection resistance R5 of CD4013B double D triggers；
The control pole of the 1 pin connection IGCT VTH of CD4013B double D triggers.
Operation principle：
220V alternating voltages by resistance R11, R12, R13, auxiliary reclay K coils, diode VD1, voltage-regulator diode Vs,
Electric capacity C2 composition circuit transformations into DC voltage, for follow-up chip and circuit provide direct-current working volts, 220V alternating voltages
It is that subsequent conditioning circuit is carried after being filtered through the coil current limliting step-down of R12 and K, VD1 halfwave rectifier, R11 bis- step-downs, Vs voltage stabilizings and C2
For 12V direct-current working volts.The electric current for then flowing through K coils is smaller, is insufficient to allow K adhesives.
After the 12V direct-current working volts are through R1, R2 partial pressure, base bias voltage, VT1 conductings, VT1 current collections are provided to VT1
The moment output high level pulse of pole conducting, the high level pulse to CD4013B 3 pin with trigger signal, now its 1 pin is not
Have and export high level signal immediately, but exported after time delay, the delay circuit is R5~R10, VT2, VT3 and T1, time delay letter
When number feeding back to 4 pin of CD4013B through time T, 1 pin of CD4013B just exports high level, the control pole for triggering VTH,
VTH is turned on, and makes K coils obtain electric adhesive, the closure simultaneously self-locking of its normally opened contact.When switching on power again after power-off, above-mentioned work is repeated
Make process.
Time delay process is identical with implementation method one.
Claims (3)
1. the time relay of electronic type time delay, it is characterised in that including auxiliary reclay K, CD4013B double D trigger, resistance
R1~R12, electric capacity C1~C3, diode VD1~VD2, voltage-regulator diode Vs, NPN triode VT1~VT3, unijunction transistor T1
With IGCT VTH；
One end of 220V AC powers connects one end of auxiliary reclay K coils；
One end of the other end connection resistance R12 of 220V AC powers；
The other end of auxiliary reclay K coils connects one end of auxiliary reclay K normally opened contacts and the sun of diode VD2 simultaneously
Pole, the other end of auxiliary reclay K normally opened contacts connects the other end, the negative electrode of IGCT VTH, the electric capacity C1 of resistance R12 simultaneously
One end, a base stage of unijunction transistor T1, the emitter stage of NPN triode VT3, the one of one end of resistance R4 and resistance R2
End, and be grounded；
The negative electrode of diode VD2 connects the anode of one end, one end of electric capacity C3 and IGCT VTH of resistance R11 simultaneously；Resistance
The other end of R11 connects the negative electrode of the other end, the anode of diode VD1 and voltage-regulator diode Vs of electric capacity C3, voltage stabilizing two simultaneously
The plus earth of pole pipe Vs；
The negative electrode of diode VD1 connect simultaneously one end of electric capacity C2, one end of resistance R6, the colelctor electrode of NPN triode VT2,
6 pin of CD4013B double D triggers and one end of 5 pin, one end of resistance R3 and resistance R1；
The other end ground connection of electric capacity C2；
3 pin of CD4013B double D triggers connect the other end of resistance R3 and the colelctor electrode of NPN triode VT1, the poles of NPN tri- simultaneously
The base stage of pipe VT1 connects the other end of resistance R1 and the other end of resistance R2, the emitter stage connection electricity of NPN triode VT1 simultaneously
Hinder the other end of R4；
4 pin of CD4013B double D triggers connect one end of resistance R7 and the colelctor electrode of NPN triode VT3, NPN triode simultaneously
One end of the base stage connection resistance R8 of VT3, the other end of resistance R8 connects another base stage and electricity of unijunction transistor T1 simultaneously
One end of R9 is hindered, the emitter stage of unijunction transistor T1 connects one end of resistance R10 and the other end of electric capacity C1 simultaneously；Resistance R9's
The other end connects the emitter stage of the other end, the other end of resistance R7 and NPN triode VT2 of resistance R10, NPN triode simultaneously
The base stage of VT2 connects one end of resistance R5 and the other end of resistance R6 simultaneously；
The other end of the 2 pin connection resistance R5 of CD4013B double D triggers；
The control pole of the 1 pin connection IGCT VTH of CD4013B double D triggers.
2. the time relay of electronic type time delay according to claim 1, it is characterised in that diode VD2 uses model
The commutation diode of IN4007.
3. the time relay of electronic type time delay according to claim 1, it is characterised in that voltage-regulator diode Vs using 12V,
1/2W specifications.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201621456795.8U CN206259297U (en) | 2016-12-28 | 2016-12-28 | The time relay of electronic type time delay |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201621456795.8U CN206259297U (en) | 2016-12-28 | 2016-12-28 | The time relay of electronic type time delay |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN206259297U true CN206259297U (en) | 2017-06-16 |
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ID=59030179
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201621456795.8U Expired - Fee Related CN206259297U (en) | 2016-12-28 | 2016-12-28 | The time relay of electronic type time delay |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN206259297U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110265260A (en) * | 2019-06-26 | 2019-09-20 | 浙江阿尔法电气有限公司 | A kind of frequency converter soft start contactor drive circuit |
-
2016
- 2016-12-28 CN CN201621456795.8U patent/CN206259297U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110265260A (en) * | 2019-06-26 | 2019-09-20 | 浙江阿尔法电气有限公司 | A kind of frequency converter soft start contactor drive circuit |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20170616 Termination date: 20181228 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |