CN207184901U - A kind of electronic switch of automatic time delay - Google Patents
A kind of electronic switch of automatic time delay Download PDFInfo
- Publication number
- CN207184901U CN207184901U CN201721292771.8U CN201721292771U CN207184901U CN 207184901 U CN207184901 U CN 207184901U CN 201721292771 U CN201721292771 U CN 201721292771U CN 207184901 U CN207184901 U CN 207184901U
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- Prior art keywords
- circuit
- switch
- power supply
- time delay
- automatic time
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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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- Circuit Arrangement For Electric Light Sources In General (AREA)
Abstract
A kind of electronic switch of automatic time delay provided by the utility model, including first switch circuit, second switch circuit and power supply circuit, first switch circuit, second switch circuit, power supply circuit three series connection；It is also devised with the sensing circuit such as all kinds of detection circuits such as infrared induction, microwave Doppler, acoustic control；By manual operation first switch circuit, it can start and use electrical circuit；When in running order with electrical circuit, signal monitoring is persistently carried out by sensing circuit, when not detecting useful signal, delay a period of time is automatic to close, during which can manual-lock at any time.The automatic time delay electronic switch can be used for kitchen, toilet balcony and because raising pets should not use the places such as the garden of automatic switch, directly original mechanical switch can be replaced, without independent wiring, energy-conserving and environment-protective.
Description
Technical field
It the utility model is related to a kind of electronic switch, more particularly to a kind of electronic switch of automatic time delay.The electronic switch
Also it can pass through the letter of sensing circuit monitoring in the state of lighting load startup by manually starting, closing lighting load
Number, realize that automatic time delay closes the function of illuminator.
Background technology
In order to take into account hommization and energy-conservation, widely used LED illuminates for the illumination in kitchen, toilet or balcony passage,
Such lighting load carries out break-make control by mechanical switch at present, can not realize automatic closing；A part of controlling switch uses
The sensors such as simple infrared, microwave carry out the electron-like switch such as automatic decision, infrared delay sensing, microwave delay.This
Class switch common feature be：Meet to open during trigger condition, continue and closed automatically when being not detected by useful signal for a period of time
Load.Its shortcoming is：The use environments such as kitchen, toilet or balcony are relative complex, and this kind of place is single to be passed by infrared, microwave etc.
Sensor is simply judged break-make lighting load, the phenomenon of false triggering easily occur, can not large area use, especially generating heat
Amount is big, the environment of the relative circulation of air-flow, can not use substantially.
Utility model content
In view of the above-mentioned problems, the utility model provides a kind of electronic switch of automatic time delay, including the be manually operable
One on-off circuit, in addition to second switch circuit, power supply circuit, switch driving circuit, current rectifying and wave filtering circuit, governor circuit, biography
Inductive circuit；The first switch circuit, second switch circuit and power supply circuit are connected in series, and power supply circuit passes through rectifying and wave-filtering electricity
Road connects governor circuit, and governor circuit connects control second switch circuit, sensing circuit and master control electricity by switch driving circuit
Road connecting communication；The first switch circuit is double control switch；The second switch circuit is the hilted broadsword controlled by governor circuit
The magnetic latching relay of double-throw；The common port of first switch circuit is connected with zero line L, two stationary contacts of first switch circuit
End and two stationary contact ends pairing of second switch circuit connect, and the common port of second switch circuit is through power supply circuit and load end
A connections.
Preferably, the first switch circuit is single-pole double-throw switch (SPDT).
Preferably, the switch driving circuit includes triode Q1, Q2, and triode Q1, Q2 base stage connect governor circuit,
Triode Q1, Q2 grounded emitter, triode Q1, Q2 colelctor electrode connect the relay coil two of second switch circuit respectively
End.
Preferably, the power supply circuit includes isolation mutual coupling transformer, and the primary of isolation mutual coupling transformer is connected to load
Hold between A and the common port of second switch circuit；The secondary of isolation mutual coupling transformer passes through current rectifying and wave filtering circuit and governor circuit
Connection power supply.
Preferably, the current rectifying and wave filtering circuit includes rectifier bridge B1, voltage-regulator diode Z1, filter capacitor C1, the rectification
Bridge B1 input is in parallel with power supply circuit, after rectifier bridge B1 output end is in parallel with voltage-regulator diode Z1 and filter capacitor C1 with
Governor circuit connects.
Preferably, the power supply circuit includes power resistor R, and the power resistor is connected to load end A and second switch
Between the common port of circuit.
Preferably, the power supply circuit includes bidirectional triode thyristor VS, the bidirectional triode thyristor VS two main terminals difference
Connect the common port of load end A and second switch circuit；Bidirectional triode thyristor VS control pole is connected with current rectifying and wave filtering circuit.
A kind of electronic switch of automatic time delay provided by the utility model, manual operation first switch electricity therein can be passed through
Road, starts or what closing accordingly connected uses electrical circuit；And when in running order with electrical circuit, persistently entered by sensing circuit
Row signal monitoring, when not detecting useful signal, by the control of governor circuit, the automatic closing of delay a period of time, during which
Can also manual-lock at any time.It is avoided that load is in opening, the electricity of the automatic time delay for a long time using the utility model
Sub switch can be used for kitchen, toilet balcony and because raising pets should not use the places such as the garden of automatic switch, can be direct
Original mechanical switch is replaced, without independent wiring, energy-conserving and environment-protective.
Brief description of the drawings
Fig. 1 is the electronic switch schematic block diagram of automatic time delay provided by the utility model.
Fig. 2 is the electronic switch first embodiment circuit theory diagrams of automatic time delay provided by the utility model.
Fig. 3 is the electronic switch second embodiment circuit theory diagrams of automatic time delay provided by the utility model.
Fig. 4 is the electronic switch 3rd embodiment circuit theory diagrams of automatic time delay provided by the utility model.
Fig. 5 is the electronic switch fourth embodiment circuit theory diagrams of automatic time delay provided by the utility model.
Embodiment
For ease of skilled artisan understands that the utility model, below in conjunction with specific embodiments and the drawings to this practicality
It is new to be described in further detail.
As shown in figure 1, a kind of electronic switch of automatic time delay provided by the utility model, including first be manually operable
On-off circuit 1.0, second switch circuit 1.1, power supply circuit 1.3, switch driving circuit 1.2, current rectifying and wave filtering circuit 1.4, master control
Circuit 1.5, sensing circuit 1.6；First switch circuit 1.0, second switch circuit 1.1 and power supply circuit 1.3 are connected in series, power supply
Circuit 1.3 connects governor circuit 1.5 by current rectifying and wave filtering circuit 1.4, and governor circuit 1.5 is connected by switch driving circuit 1.2
Control second switch circuit 1.1, sensing circuit 1.6 and the connecting communication of governor circuit 1.5.
In the standby state, by manually starting lighting load, enforced opening can be achieved with disconnecting in the switch；Opened in load
In the state of opening, monitored by sensing circuit, after detecting human body and leaving the region, realize that automatic time delay closes load, energy
Load is avoided to be in opening, using electricity wisely for a long time.
The first embodiment of the electronic switch of automatic time delay as shown in Figure 2, first switch circuit 1.0 is double control switch S1；
Second switch circuit 1.1 is the magnetic latching relay K1 of the single-pole double throw controlled by governor circuit 1.5；First switch circuit 1.0
Common port be connected with zero line L, double control switch S1 two stationary contact ends and magnetic latching relay K1 two stationary contact ends
Pairing connection, magnetic latching relay K1 common port are connected through power supply circuit 1.3 with load end A.
Switch driving circuit 1.2 includes triode Q1, Q2, and triode Q1, Q2 base stage are connected by resistance R1, R2 respectively
Governor circuit, triode Q1, Q2 grounded emitter, triode Q1, Q2 colelctor electrode connect magnetic latching relay K1's respectively
Relay coil both ends.
The second embodiment of the electronic switch of automatic time delay as shown in Figure 3, power supply circuit 1.3 include isolation mutual coupling transformer
T1, isolation mutual coupling transformer T1 primary are connected between load end A and magnetic latching relay K1 common port；Isolate mutual coupling to become
Depressor T1 secondary is connected power supply by current rectifying and wave filtering circuit 1.4 with governor circuit 1.5.Current rectifying and wave filtering circuit 1.4 includes rectification
Bridge B1, voltage-regulator diode Z1, filter capacitor C1, rectifier bridge B1 input and the secondary parallel for isolating mutual coupling transformer T1, it is whole
Stream bridge B1 output end is connected with after voltage-regulator diode Z1 and filter capacitor C1 parallel connections with governor circuit 1.5.
Under product normal condition, manual operation double control switch S1 break-makes, the controllable lighting load for being connected on load end A is opened
Open and extinguish, after double control switch S1 lights load, isolate mutual coupling transformer T1, isolate T1 level of mutual coupling transformer by coupling
After electric energy is by rectifier bridge B1 rectifications, then through voltage-stabiliser tube voltage stabilizing Z1, work is provided for governor circuit 1.5 after capacitor filtering C1
Power supply, sensing circuit 1.6 enter working condition, environment are continued to monitor, and human body detection can be used to pass in sensing circuit 1.6
Sensor, after detecting human body and leaving the region, governor circuit 1.5 was delayed after a period of time, by resistance R1 or R2 to three poles
Pipe Q1 or Q2 carry out break-make control, control magnetic latching relay K1 on off state upsets, lighting load lamp state change, as magnetic is protected
Hold relay upset to fail to close load, then magnetic latching relay upset is driven after a period of time that is delayed again, until load lamp puts out
Go out.
As shown in Figure 4,5 the 3rd, fourth embodiment, operation principle is consistent with second embodiment shown in Fig. 3, only for power supply
Circuit 1.3 is adjusted, and the power supply circuit 1.3 is made up of bidirectional triode thyristor VS or power resistor R, is lighted in product load lamp
Under state, it is continuously governor circuit 1.5 and power supply is provided,
In addition to the above embodiments, power supply circuit 1.3 can be made up of semiconductor element and power voltage drop element, can also
It is made up of bidirectional triode thyristor, one-way SCR, metal-oxide-semiconductor, power resistor, triode, diode etc., its purpose is in product work
Power supply road provides power supply based on during work, control magnetic latching relay K1 on off state upsets, closes load lamp and illuminates.
Power supply circuit can be according to different power supply modes, such as mutual coupling coil, Switching Power Supply, semiconductor element, power resistor
Deng providing power supply for governor circuit, sensing circuit.Governor circuit and sensing circuit also can according to different uses, such as：
Sound, photocontrol, infrared induction, remote control, it is program control, by key control etc., using different sensor or communication element and single-chip microcomputer or
Combined similar to the intelligent control chip of single-chip microcomputer.Governor circuit can use the conventional Industry Control dress such as single-chip microcomputer, PLC
Put, sensing circuit can use all kinds of detection circuits such as infrared induction, microwave Doppler, acoustic control.
Above-described embodiment is the utility model preferably embodiment, it is necessary to explanation, without departing substantially from this practicality newly
In the case of type spirit and its essence, those skilled in the art various change when can be made according to the utility model accordingly
Become and deform, but these changes and deformation should all belong to the scope of the claims appended by the utility model.
Claims (7)
1. a kind of electronic switch of automatic time delay, including the first switch circuit being manually operable, in addition to second switch circuit,
Power supply circuit, switch driving circuit, current rectifying and wave filtering circuit, governor circuit, sensing circuit；The first switch circuit, second open
Powered-down road is connected in series with power supply circuit, and power supply circuit connects governor circuit by current rectifying and wave filtering circuit, and governor circuit is by opening
Close drive circuit connection control second switch circuit, sensing circuit and governor circuit connecting communication；It is characterized in that：Described first
On-off circuit is double control switch；The second switch circuit is the magnetic latching relay by the single-pole double throw of governor circuit control；
The common port of first switch circuit is connected with zero line L, two stationary contact ends and the second switch circuit of first switch circuit
Two stationary contact end pairing connections, the common port of second switch circuit are connected through power supply circuit with load end A.
2. the electronic switch according to the automatic time delay described in claim 1, it is characterised in that：The first switch circuit is hilted broadsword
Commutator.
3. the electronic switch according to the automatic time delay described in claim 1, it is characterised in that：The switch driving circuit includes three
Pole pipe Q1, Q2, triode Q1, Q2 base stage connection governor circuit, triode Q1, Q2 grounded emitter, triode Q1, Q2's
Colelctor electrode connects the relay coil both ends of second switch circuit respectively.
4. the electronic switch according to the automatic time delay described in claim 1, it is characterised in that：It is mutual that the power supply circuit includes isolation
Coupling transformer, the primary of isolation mutual coupling transformer are connected between the common port of load end A and second switch circuit；Isolate mutual coupling
The secondary of transformer is connected power supply with governor circuit by current rectifying and wave filtering circuit.
5. the electronic switch according to the automatic time delay described in claim 1, it is characterised in that：The current rectifying and wave filtering circuit includes whole
Bridge B1, voltage-regulator diode Z1, filter capacitor C1 are flowed, the input of the rectifier bridge B1 is in parallel with power supply circuit, rectifier bridge B1's
Output end is connected with after voltage-regulator diode Z1 and filter capacitor C1 parallel connections with governor circuit.
6. the electronic switch according to the automatic time delay described in claim 1, it is characterised in that：The power supply circuit includes power electricity
R is hindered, the power resistor is connected between the common port of load end A and second switch circuit.
7. the electronic switch according to the automatic time delay described in claim 1, it is characterised in that：The power supply circuit include it is two-way can
Silicon VS is controlled, two main terminals of the bidirectional triode thyristor VS connect the common port of load end A and second switch circuit respectively；It is two-way
Controllable silicon VS control pole is connected with current rectifying and wave filtering circuit.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721292771.8U CN207184901U (en) | 2017-10-09 | 2017-10-09 | A kind of electronic switch of automatic time delay |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721292771.8U CN207184901U (en) | 2017-10-09 | 2017-10-09 | A kind of electronic switch of automatic time delay |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN207184901U true CN207184901U (en) | 2018-04-03 |
Family
ID=61748572
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201721292771.8U Active CN207184901U (en) | 2017-10-09 | 2017-10-09 | A kind of electronic switch of automatic time delay |
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| Country | Link |
|---|---|
| CN (1) | CN207184901U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109116792A (en) * | 2018-07-23 | 2019-01-01 | 六安名家汇光电科技有限公司 | A kind of domestic electronic monitoring switch system |
| CN111600585A (en) * | 2020-04-17 | 2020-08-28 | 青岛鼎信通讯股份有限公司 | Bypass switch with power down holding function |
-
2017
- 2017-10-09 CN CN201721292771.8U patent/CN207184901U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109116792A (en) * | 2018-07-23 | 2019-01-01 | 六安名家汇光电科技有限公司 | A kind of domestic electronic monitoring switch system |
| CN111600585A (en) * | 2020-04-17 | 2020-08-28 | 青岛鼎信通讯股份有限公司 | Bypass switch with power down holding function |
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