CN201821527U - Shutdown full-power-failure additional device for electromagnetic oven - Google Patents
Shutdown full-power-failure additional device for electromagnetic oven Download PDFInfo
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- CN201821527U CN201821527U CN2010202605909U CN201020260590U CN201821527U CN 201821527 U CN201821527 U CN 201821527U CN 2010202605909 U CN2010202605909 U CN 2010202605909U CN 201020260590 U CN201020260590 U CN 201020260590U CN 201821527 U CN201821527 U CN 201821527U
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- electromagnetic oven
- relay
- triode
- power supply
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Abstract
The utility model relates to a shutdown full-power-failure additional device for an electromagnetic oven, which is characterized in that the additional device consists of a starting circuit and an interlocking retaining circuit. After the additional device is started, a normally open contact of a relay is closed, a power supply of an electromagnetic oven is conducted, and the electromagnetic oven works. After the electromagnetic oven is shut down, when a cooling fan stops rotating, the relay is released, the power supply of the electromagnetic oven is completely shut down, and the effects of zero power consumption and energy saving are realized. After the electromagnetic oven is used, a plug does not need to be unplugged, and the electric appliance damage caused by plug and socket looseness, poor contact and the like is reduced. The additional device has simple circuit and is practical, the energy is saved, and the environment protection effect and the memo function are realized.
Description
Technical field:
The utility model belongs to the electric energy-saving product scope, relates to a kind of attachment device of the deenergization that shuts down.
Background technology:
After the shutdown of existing electromagnetic oven all in the energising standby, forget unplugg, make electrical equipment be in holding state for a long time, long-time energising, influence appliance life, do not meet the energy-conservation demand of people, want standby allow fan cooled a few minutes after electromagnetic oven uses up, be easy to make the people to forget unplugg, cut off AC power, and frequent plug, not only trouble is more aggravated loose contact, damage plugs and sockets, even loose contact when the plug attaching plug, cause moment repeatedly the surge pulse current of break-make damage the electromagnetic oven power pipe, influence is used.
Summary of the invention:
The utility model purpose is to provide a kind of switching circuit, a kind of attachment device of the full outage of electromagnetic oven shutdown.
The utility model is achieved through the following technical solutions: the full outage of a kind of electromagnetic oven shutdown attachment device is characterized in that comprise start-up circuit, chain holding circuit is formed; Described start-up circuit is by AC relay, and the interlocking relay contact reaches startup button and former electromagnetic oven release knob and constitutes; Chain holding circuit is made of direct current relay and capacitance resistance.
Start-up circuit method of attachment 1: the normally opened contact of AC relay is serially connected with the electromagnetic oven power supply and imports the L end, after the former end-coil J2 of power supply input L end serial connection AC relay, startup button AN1, the resistance R 3, is connected to power supply input N end; Start button AN1 and former electromagnetic oven release knob and make linkage status.
Start-up circuit method of attachment 2: the normally opened contact by AC relay is serially connected with power supply input L end, power supply input L end is through the former end-coil J2 of AC relay, be connected to power supply input N end after serial connection ac thyristor, the resistance R 3, after starting button AN1 series resistor R4, be connected between the silicon controlled anode and the control utmost point.
Chain holding circuit method of attachment 1: resistance R 2, capacitor C 2 also meet back serial connection direct current relay J1, are connected to electromagnetic oven fan output again, and the normally opened contact JK1 of direct current relay is connected to the two ends that start button AN1, forms chain hold mode.
Chain holding circuit method of attachment 2: at electromagnetic oven fan output cathode power end, through by resistance R 2, capacitor C 2 and after connecing, be connected in series the emitter of the former end-coil J1 of direct current relay to triode Q1 again, the collector electrode of triode Q1 connects power cathode; Electromagnetic oven fan cathode output end series resistor R1 is to the base stage of triode Q1.
Chain holding circuit method of attachment 3: at electromagnetic oven fan output cathode power end, through by resistance R 2, capacitor C 2 and after connecing, be connected in series the collector electrode of the former end-coil J1 of direct current relay to triode Q3 again, the emitter of triode Q3 connects power cathode; The base stage of former electromagnetic oven fan control triode, or the front end of its series resistor, series resistor R6 is to the base stage of triode Q3.
During use, press startup button AN1, electric current is by the former end-coil J2 of AC relay, start button AN1, resistance R 3 forms path, relay normally open contact adhesive, the power connection of electromagnetic oven, press former electromagnetic oven switch AN2 of startup button AN1 while and also connect, electromagnetic oven starts start, and cooling fan rotates, direct current relay coil J1 gets simultaneously, drive its normally opened contact JK1 adhesive, promptly the contact of AN1 is by the JK1 contact and interlocking is logical in succession, electromagnetic oven work; When the electromagnetic oven shutdown, after cooling fan stopped operating, direct current relay discharged, and normally opened contact JK1 disconnects, the former end-coil J2 of AC relay dead electricity, and JK2 discharges, and the electromagnetic oven power supply all turn-offs, and realizes that zero-power is energy-conservation.
Beneficial effect: after the electromagnetic oven shutdown, during the cooling fan stall, relay discharges, and the electromagnetic oven power supply all turn-offs, and zero-power is energy-conservation.Can be after using up without unplugg, minimizing contacts the bad moment surge pulse current damage electromagnetic oven power pipe effect of break-make repeatedly that causes because of the frequently loosening loose contact of plug formation plugs and sockets in the time of reducing the plug attaching plug; Circuit is simple, practicality, energy-saving and environmental protection, memorandum.
Description of drawings:
Fig. 1 is the utility model pie graph.Fig. 2-6 is the utility model circuit diagram.
Among Fig. 2-6,1. being start-up circuit, 2. is chain holding circuit, 3. is the electromagnetic oven primary circuit.Wherein Fig. 3 be start-up circuit 1., Fig. 4-6 be chain holding circuit 2..J1 is a direct current relay, and J2 is an AC relay, and R1-6 is a resistance, and AN1, AN2 are self-resetting switch, and VS is a bidirectional triode thyristor, and Q is a triode, and C is an electric capacity.
Embodiment:
The full outage of a kind of electromagnetic oven shutdown attachment device, shown in Fig. 2-5, AC relay JQX-13F is serially connected with the electromagnetic oven input after two groups of contact parallel connections again.AN1 is a self-resetting switch, starts button AN1 and former electromagnetic oven release knob and changes a social system, overlapping up and down or about make linkage status side by side, when pressing AN1, former electromagnetic oven switch AN2 connects simultaneously; The electromagnetic oven fan voltage has three kinds, fan according to 12V, 18V, 24V voltage is selected direct current relay, resistance R 2 is serially connected with among the former end-coil J1 of relay with capacitor C 2 and after connecing, can make the smooth adhesive of relay, can chainly keep conducting after the adhesive, help starting the back and reduce the electric current of keeping adhesive; Direct current relay normally opened contact JK1 two ends and at the AN1 two ends start adhesive and keep conducting.
Need be during startup by 2 seconds left and right sides time, when pressing AN1, former electromagnetic oven switch AN2 connects simultaneously, treats the stable startup of electromagnetic oven, relay J K1 adhesive, the chain formation in AN1 contact, electromagnetic oven enters normal operating conditions.
The chain holding circuit of Fig. 4-6 2., the start and stop signal of electromagnetic oven fan opens control triode Q1 or Q3 by resistance R 1 or R6, the adhesive of control relay is beneficial to the power consumption that reduces former fan control triode Q2 simultaneously.
Fig. 3 start-up circuit 1. in, add the start-up circuit of controllable silicon VS, resistance R 4, purpose reduces the starting current of AN1, prolongs its life-span.
Embodiment 1: as shown in Figure 2, press startup button AN1, electric current is by the former end-coil J2 of AC relay, start button AN1, resistance R 3 forms path, relay normally open contact adhesive, the power connection of electromagnetic oven, press former electromagnetic oven switch AN2 of startup button AN1 while and also connect, electromagnetic oven starts start, and cooling fan rotates, direct current relay coil J1 gets simultaneously, normally opened contact JK1 adhesive, promptly connection, electromagnetic oven work are kept by JK1 is chain in the contact of AN1;
Embodiment 2: as shown in Figure 3-4, press and start button AN1, electric current is by the former end-coil J2 of AC relay, controllable silicon, resistance R 3 forms path, the relay normally open contact adhesive, the power connection of electromagnetic oven is pressed former electromagnetic oven switch AN2 of startup button AN1 while and is also connected, electromagnetic oven starts start, cooling fan rotates, and the current potential of the base stage of positive-negative-positive triode Q1 is dragged down, triode Q1 conducting, direct current relay coil J1 gets, normally opened contact JK1 adhesive, promptly connection, electromagnetic oven work are kept by JK1 is chain in the contact of AN1.
Embodiment 3: as Fig. 2,3 and Fig. 5,6 shown in, press and start button AN1, electric current is by the former end-coil J2 of AC relay, controllable silicon, resistance R 3 forms path, the relay normally open contact adhesive, the power connection of electromagnetic oven is pressed former electromagnetic oven switch AN2 of startup button AN1 while and is also connected, electromagnetic oven starts start, cooling fan rotates, and the base stage of NPN type triode Q3 obtains conducting voltage, triode Q3 conducting, direct current relay coil J1 gets, normally opened contact JK1 adhesive, promptly connection, electromagnetic oven work are kept by JK1 is chain in the contact of AN1.
When the electromagnetic oven shutdown, wait the inner waste heat of electromagnetic oven to discharge, cooling is finished, after cooling fan stops operating, direct current relay just discharges, and normally opened contact JK1 disconnects, the former end-coil J2 of AC relay dead electricity, JK2 discharges, and the electromagnetic oven power supply all turn-offs, and realizes that zero-power is energy-conservation.
The full outage of electromagnetic oven shutdown attachment device, after the electromagnetic oven shutdown, power supply all turn-offs, and zero-power is energy-conservation; Without unplugg, reduce plugs and sockets and damage; Circuit is simple, economic, practical, environmental protection, memorandum, energy-conservation.
Claims (5)
1. the full outage of an electromagnetic oven shutdown attachment device is characterized in that comprise start-up circuit, chain holding circuit is formed; Described start-up circuit is serially connected with power supply input L end by the normally opened contact of AC relay, the former end-coil J2 of power supply input L end serial connection AC relay, start button AN1, resistance R 3 after, be connected to power supply input N end; Start button AN1 and former electromagnetic oven release knob and make linkage status; Chain holding circuit is made of direct current relay and capacitance resistance, and the normally opened contact JK1 of direct current relay is connected to the two ends that start button AN1, forms chain hold mode.
2. the full outage of a kind of electromagnetic oven shutdown according to claim 1 attachment device, it is characterized in that, described start-up circuit also can be serially connected with power supply input L end by the normally opened contact of AC relay, power supply input L end is through the former end-coil J2 of AC relay, be connected to power supply input N end after serial connection ac thyristor, the resistance R 3, after starting button AN1 series resistor R4, be connected between the silicon controlled anode and the control utmost point.
3. the full outage of a kind of electromagnetic oven shutdown according to claim 1 attachment device, it is characterized in that, described chain holding circuit connects: resistance R 2, capacitor C 2 also meet back serial connection direct current relay J1, be connected to electromagnetic oven fan output again, the normally opened contact JK1 of direct current relay is connected to the two ends that start button AN1, forms chain hold mode.
4. the full outage of a kind of electromagnetic oven shutdown according to claim 1 attachment device, it is characterized in that, described chain holding circuit connects: at electromagnetic oven fan output cathode power end, process is by resistance R 2, capacitor C 2 and after connecing, be connected in series the emitter of the former end-coil J1 of direct current relay to triode Q1 again, the collector electrode of triode Q1 connects power cathode; Electromagnetic oven fan cathode output end series resistor R1 is to the base stage of triode Q1.
5. the full outage of a kind of electromagnetic oven shutdown according to claim 1 attachment device, it is characterized in that, described chain holding circuit connects: at electromagnetic oven fan output cathode power end, process is by resistance R 2, capacitor C 2 and after connecing, be connected in series the collector electrode of the former end-coil J1 of direct current relay to triode Q3 again, the emitter of triode Q3 connects power cathode; The base stage of former electromagnetic oven fan control triode, or the front end of its series resistor, series resistor R6 is to the base stage of triode Q3.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2010202605909U CN201821527U (en) | 2010-07-11 | 2010-07-11 | Shutdown full-power-failure additional device for electromagnetic oven |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2010202605909U CN201821527U (en) | 2010-07-11 | 2010-07-11 | Shutdown full-power-failure additional device for electromagnetic oven |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN201821527U true CN201821527U (en) | 2011-05-04 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2010202605909U Expired - Fee Related CN201821527U (en) | 2010-07-11 | 2010-07-11 | Shutdown full-power-failure additional device for electromagnetic oven |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN201821527U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113079602A (en) * | 2021-04-15 | 2021-07-06 | 深圳市赛舸电子科技有限公司 | Variable voltage power supply for high-power digital variable frequency induction cooker |
-
2010
- 2010-07-11 CN CN2010202605909U patent/CN201821527U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113079602A (en) * | 2021-04-15 | 2021-07-06 | 深圳市赛舸电子科技有限公司 | Variable voltage power supply for high-power digital variable frequency induction cooker |
| CN113079602B (en) * | 2021-04-15 | 2023-04-14 | 深圳市赛舸电子科技有限公司 | Variable voltage power supply for high-power digital variable frequency induction cooker |
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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: 20110504 Termination date: 20110711 |