CN206239145U - A kind of egg steamer working condition prompt instrument - Google Patents
A kind of egg steamer working condition prompt instrument Download PDFInfo
- Publication number
- CN206239145U CN206239145U CN201620714271.8U CN201620714271U CN206239145U CN 206239145 U CN206239145 U CN 206239145U CN 201620714271 U CN201620714271 U CN 201620714271U CN 206239145 U CN206239145 U CN 206239145U
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- China
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- module
- working condition
- egg steamer
- voltage
- model
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Abstract
The utility model discloses a kind of egg steamer working condition prompt instrument, including plug, rectifying and voltage-stabilizing module, signal acquisition module, MCU module, prompting module, AD conversion module, power module, one end of the plug electrically connects with the socket being engaged, the other end of the plug is electrically connected with the input of the rectifying and voltage-stabilizing module, the output end of the rectifying and voltage-stabilizing module, the output end of the signal acquisition module is electrically connected with the AD conversion module respectively, the AD conversion module is electrically connected with the MCU module, the MCU module respectively with the power module, the prompting module electrical connection.The beneficial effects of the utility model:(1)Electric current in the utility model energy effective detection wire, reminds people to close power supply in time, prevents from causing incubator tray dry combustion method;(2)The scope of application of the present utility model is very wide, and can reduce power supply waste.(3)The utility model not only energy-conservation, and serve the effect in extension egg steamer life-span.
Description
Technical field
The utility model is related to a kind of egg steamer working condition prompt instrument, belongs to technology of instrument and meter field.
Background technology
Egg steamer is a kind of new fashionable life small household appliances for rising, easy to use.Current existing egg steamer is mainly used
Automatically reset temperature detect switch (TDS), adds water in egg steamer, after starting heat button, incubator tray dry combustion method temperature mistake is caused after water dryouies
Height, after reaching spring temperature value, switches off, and cuts off the electricity supply, and egg steamer is stopped.But when incubator tray temperature is reduced to certain value
When reset switch can be again switched on heat dry combustion method, so dry combustion method not only power consumption repeatedly, and reduce egg steamer the use longevity
Life, easily causes heating dish electric leakage, there is potential safety hazard.And it is related to the patent of this problem(Such as utility model:One kind is used for egg steamer
Intelligent controller, application number:CN201220338923.4), it is necessary to redesign per a egg steamer, it is impossible to as one solely
Vertical device, on egg steamer, thus applicability is not strong.
Utility model content
Technical problem to be solved in the utility model is the defect for overcoming prior art, solves above-mentioned technical problem, is carried
For a kind of egg steamer working condition prompt instrument.
The utility model is adopted the following technical scheme that:A kind of egg steamer working condition prompt instrument, it is characterised in that including inserting
Head, rectifying and voltage-stabilizing module, signal acquisition module, MCU module, prompting module, AD conversion module, power module, the plug
One end electrically connects with the socket electrical connection being engaged, the other end of the plug with the input of the rectifying and voltage-stabilizing module, institute
State the output end of rectifying and voltage-stabilizing module, the output end of the signal acquisition module to be electrically connected with the AD conversion module respectively, institute
State AD conversion module to be electrically connected with the MCU module, the MCU module is electric with the power module, the prompting module respectively
Connection.
Preferably, the AD conversion module uses ambipolar AD7656 chips.
Preferably, the MCU module uses single-chip microcomputer.
Preferably, the model STC89C52 single-chip microcomputers of the single-chip microcomputer.
Preferably, state prompting module and use buzzer.
Preferably, the model HYE1206-05 of the buzzer.
Preferably, the signal acquisition module uses current transformer.
Preferably, the model DHC01AD1 of the current transformer.
Preferably, the rectifying and voltage-stabilizing module includes transformer, electrochemical capacitor, voltage stabilizing chip LM7912CT, voltage stabilizing chip
LM7812CT, rectifier bridge, the transformer are in series with two bridge walls of the rectifier bridge, the another two bridge wall of the rectifier bridge
It is in parallel with electrochemical capacitor, voltage stabilizing chip LM7912CT and voltage stabilizing chip LM7812CT respectively.
Preferably, the voltage of the power module is 5V.
The beneficial effect that the utility model is reached:(1)Electric current in the utility model energy effective detection wire, carries in time
The people that wake up close power supply, prevent from causing incubator tray dry combustion method;(2)The scope of application of the present utility model is very wide, and can reduce power supply
Waste.(3)The utility model not only energy-conservation, and serve the effect in extension egg steamer life-span.
Brief description of the drawings
Fig. 1 is the connection diagram of egg steamer.
Fig. 2 is scheme of installation of the present utility model.
Fig. 3 is structured flowchart of the present utility model.
Fig. 4 is the circuit connection diagram of rectifying and voltage-stabilizing module of the present utility model.
Fig. 5 is the connection diagram of current transformer of the present utility model.
Specific embodiment
The utility model is further described below in conjunction with the accompanying drawings.Following examples are only used for clearly illustrating this
The technical scheme of utility model, and protection domain of the present utility model can not be limited with this.
Fig. 1 is the connection diagram of egg steamer.The Live line Zero line of egg steamer all in a plug wire, by the live wire in plug wire
It is therefrom separated, prompt instrument of the present utility model is arranged on the junction of plug wire on egg steamer.
Fig. 3 is structured flowchart of the present utility model.A kind of egg steamer working condition prompt instrument, it is characterised in that including inserting
Head, rectifying and voltage-stabilizing module, signal acquisition module, MCU module, prompting module, AD conversion module, power module, the plug
One end electrically connects with the socket electrical connection being engaged, the other end of the plug with the input of the rectifying and voltage-stabilizing module, institute
State the output end of rectifying and voltage-stabilizing module, the output end of the signal acquisition module to be electrically connected with the AD conversion module respectively, institute
State AD conversion module to be electrically connected with the MCU module, the MCU module is electric with the power module, the prompting module respectively
Connection.
The AD conversion module uses ambipolar AD7656 chips, and by voltage, this analog quantity is converted to digital quantity, gives
MCU module.
The MCU module uses single-chip microcomputer.According to fixed operating process, the signal for the treatment of AD7656 chip outputs will
Work order is sent to prompting module.The model STC89C52 single-chip microcomputers of the single-chip microcomputer.
The prompting module uses buzzer, receives single-chip microcomputer and sends instruction, and buzzer sends sound and is used as alarm.It is described
The model HYE1206-05 of buzzer.
The signal acquisition module uses current transformer.Primary side high current is converted into secondary low current, is conveniently carried out
Whether there is electric current in measurement plug wire.The model DHC01AD1 of the current transformer.
Fig. 4 is the circuit connection diagram of rectifying and voltage-stabilizing module of the present utility model.The rectifying and voltage-stabilizing module include transformer,
Electrochemical capacitor, voltage stabilizing chip LM7912CT, voltage stabilizing chip LM7812CT, rectifier bridge, the transformer and the two of the rectifier bridge
Individual bridge wall is in series, the another two bridge wall of the rectifier bridge respectively with electrochemical capacitor, voltage stabilizing chip LM7912CT and voltage stabilizing chip
LM7812CT is in parallel.By the alternating current of 220V it is scaled after, then be rectified into direct current, be then AD7656 cores after voltage stabilizing
Piece is powered.
The voltage of the power module is 5V, for being powered to single-chip microcomputer.
Fig. 2 is scheme of installation of the present utility model.By in the plug insertion socket of prompt instrument of the present utility model, 220V
Voltage is AD7656 chip power supplies by rectifying and voltage-stabilizing module, and the plug of egg steamer is inserted into socket, presses prompt instrument and steaming
The switch of egg device, prompt instrument and egg steamer are started working.After incubator tray heating reaches spring temperature, egg steamer is switched off, this
When prompt instrument start to detect whether have electric current in plug wire, live wire passes through current transformer DHC01AD1, by by the plug wire of primary side
Electric current is converted to the low current of outflow secondary, in current transformer DHC01AD1 output ends resistance R in parallel, an output termination
Ground(Such as Fig. 5)Current mode analog quantity is converted to voltage-type analog quantity, voltage analog is converted to by number by AD7656 chips
Word amount, and give STC89C52 single-chip microcomputers.If there is electric current to flow through in plug wire, now STC89C52 single-chip microcomputers send instruction, honeybee
Ring device HYE1206-05 starts alarm, reminds people to pull out power supply in time, prevents incubator tray from secondary dry combustion method occur.If do not had in plug wire
There is electric current to flow through, then buzzer HYE1206-05 does not send sound.
The above is only preferred embodiment of the present utility model, it is noted that for the common skill of the art
For art personnel, on the premise of the utility model know-why is not departed from, some improvement and deformation can also be made, these change
Enter and deform also to should be regarded as protection domain of the present utility model.
Claims (10)
1. a kind of egg steamer working condition prompt instrument, it is characterised in that including plug, rectifying and voltage-stabilizing module, signal acquisition module,
MCU module, prompting module, AD conversion module, power module, one end of the plug and the socket electrical connection being engaged, it is described
The other end of plug is electrically connected with the input of the rectifying and voltage-stabilizing module, the output end of the rectifying and voltage-stabilizing module, the letter
The output end of number acquisition module is electrically connected with the AD conversion module respectively, and the AD conversion module is electrically connected with the MCU module
Connect, the MCU module is electrically connected with the power module, the prompting module respectively.
2. a kind of egg steamer working condition prompt instrument according to claim 1, it is characterised in that the AD conversion module is adopted
With ambipolar AD7656 chips.
3. according to a kind of any described egg steamer working condition prompt instrument of claim 1 or 2, it is characterised in that the MCU moulds
Block uses single-chip microcomputer.
4. a kind of egg steamer working condition prompt instrument according to claim 3, it is characterised in that the model of the single-chip microcomputer
It is STC89C52 single-chip microcomputers.
5. according to a kind of any described egg steamer working condition prompt instruments of claim 1-4, it is characterised in that the prompting mould
Block uses buzzer.
6. a kind of egg steamer working condition prompt instrument according to claim 5, it is characterised in that the model of the buzzer
It is HYE1206-05.
7. according to a kind of any described egg steamer working condition prompt instruments of claim 1-6, it is characterised in that the signal is adopted
Collection module uses current transformer.
8. a kind of egg steamer working condition prompt instrument according to claim 7, it is characterised in that the current transformer
Model DHC01AD1.
9. according to a kind of any described egg steamer working condition prompt instruments of claim 1-8, it is characterised in that the rectification is steady
Die block includes transformer, electrochemical capacitor, voltage stabilizing chip LM7912CT, voltage stabilizing chip LM7812CT, rectifier bridge, the transformer
Two bridge walls with the rectifier bridge are in series, the another two bridge wall of the rectifier bridge respectively with electrochemical capacitor, voltage stabilizing chip
LM7912CT and voltage stabilizing chip LM7812CT are in parallel.
10. according to a kind of any described egg steamer working condition prompt instruments of claim 1-9, it is characterised in that the power supply
The voltage of module is 5V.
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN201620714271.8U CN206239145U (en) | 2016-07-08 | 2016-07-08 | A kind of egg steamer working condition prompt instrument |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN201620714271.8U CN206239145U (en) | 2016-07-08 | 2016-07-08 | A kind of egg steamer working condition prompt instrument |
Publications (1)
Publication Number | Publication Date |
---|---|
CN206239145U true CN206239145U (en) | 2017-06-13 |
Family
ID=58997498
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CN201620714271.8U Expired - Fee Related CN206239145U (en) | 2016-07-08 | 2016-07-08 | A kind of egg steamer working condition prompt instrument |
Country Status (1)
Country | Link |
---|---|
CN (1) | CN206239145U (en) |
-
2016
- 2016-07-08 CN CN201620714271.8U patent/CN206239145U/en not_active Expired - Fee Related
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Legal Events
Date | Code | Title | Description |
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GR01 | Patent grant | ||
GR01 | Patent grant | ||
CF01 | Termination of patent right due to non-payment of annual fee | ||
CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20170613 Termination date: 20200708 |