CN205540106U - Switch oven timing device - Google Patents
Switch oven timing device Download PDFInfo
- Publication number
- CN205540106U CN205540106U CN201620112741.3U CN201620112741U CN205540106U CN 205540106 U CN205540106 U CN 205540106U CN 201620112741 U CN201620112741 U CN 201620112741U CN 205540106 U CN205540106 U CN 205540106U
- Authority
- CN
- China
- Prior art keywords
- chip microcomputer
- circuit
- switch
- singlechip
- baking oven
- 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 - Fee Related
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- Measurement Of Predetermined Time Intervals (AREA)
- Electric Ovens (AREA)
- Control Of Resistance Heating (AREA)
Abstract
This usefulness is novel to relate to a switch oven timing device, belongs to the automatic control engineering field, switch oven timing device include singlechip, warning circuit, be used for that timing and signals's singlechip are inside to be provided with storage module, have the effectual warning circuit of high level and meet with the singlechip, the button module through the change over switch state is met with the IO port of singlechip, is concatenated the power supply circuit who forms by transformer, bridge type rectifier circuit, diode, three terminal regulator component and meets with the singlechip, high level effectual reset circuit of switch -on and singlechip RST port meet, the utility model has the advantages of clock demonstration, time correction, alarm clock setting and various switchgear's function has humanized operation and audio -visual display effect to the less investment has, with low costs, bus is open, simulation equipment is many, the chip develop cheap, fast, electromagnetic compatibility is better, solve current true, the with high costs problem of switch oven timing uncertainty.
Description
Technical field
This utility model belongs to automatic control technology field, specifically, relates to a kind of switch baking oven timing means.
Background technology
Continuous adjustment along with the industrial structure, developing rapidly of production technology, improving constantly of people's living standard and gradually popularizing of household electrical appliance, market is increasing to the demand of timing control system, such as timing automatic warning, regularly break-make power-equipment and various electric start by set date etc. broadly fall into timing control system, existing baking oven switch timing means typically the most only has single clocking capability, and existing timing means display screen is the least, display content is more single, the most existing timing means cannot complete the communication function with other equipment, timing means can not be configured and adjust, it is also not susceptible to the integrated of equipment.
Therefore, it is necessary to propose a kind of compact conformation, multiple functional, stable, with low cost, correct easy timing means.
Summary of the invention
In order to overcome problem present in background technology, this utility model provides one switch baking oven timing means, arrange and the function of various switchgear including clock display, time adjustment, quarter-bell, there is operation and the display effect intuitively of hommization, and less investment low cost, bus are open, emulator is many, chip development is cheap, speed is fast, the preferable feature of Electro Magnetic Compatibility, solve existing switch baking oven timing uncertainty true, the problem that cost is high.
nullTo achieve these goals,This utility model is implemented according to techniques below scheme: described switch baking oven timing means includes single-chip microcomputer、Warning circuit、Key-press module、Power circuit、Reset circuit、Crystal oscillating circuit、Clock circuit、LED display circuit,Described for timing with send the single-chip microcomputer of signal and be internally provided with memory module,There is the effective warning circuit of high level connect with single-chip microcomputer,The key-press module of permutator state connects with the I/O port of single-chip microcomputer,By transformator、Bridge rectifier、Diode、The power circuit of three terminal regulator element concatenation connects with single-chip microcomputer,High level is connected effective reset circuit and is connected with single-chip microcomputer RST port,Frequency is crystal oscillating circuit and the single-chip microcomputer XTAL1 port of 1.2MHZ-12MHZ、XTAL2 port connects,For showing that the clock circuit of 4 Digital sum pipe compositions of current time connects with single-chip microcomputer,By red LED、Blue led、The LED display circuit of green LED composition connects with single-chip microcomputer.
Described warning circuit is made up of buzzer and audion, and buzzer and single-chip microcomputer connect.
Described single-chip microcomputer is provided with the full duplex serial port able to programme being connected with computer.
Described single-chip microcomputer is provided with the electromagnetic valve that driver connects, and electromagnetic valve is arranged in oven door.
The charactron of described clock circuit common-anode is connected with single-chip microcomputer by trigger.
In described clock circuit, charactron is connected with single-chip microcomputer by NPN type triode.
Three-terminal voltage-stabilizing components and parts in described power module are LM7805.
The beneficial effect that this use is novel:
This utility model is by using Single-chip Controlling, arrange and the function of various switchgear including clock display, time adjustment, quarter-bell, there is operation and the display effect intuitively of hommization, and less investment low cost, bus are open, emulator is many, chip development is cheap, speed is fast, the preferable advantage of Electro Magnetic Compatibility, solve existing switch baking oven timing uncertainty true, the problem that cost is high.
Accompanying drawing explanation
Fig. 1 is this utility model main circuit diagram;
Fig. 2 is circuit design block diagram;
Fig. 3 is power circuit diagram;
Fig. 4 is main program flow chart;
Fig. 5 is subroutine flow chart.
In figure, 1-single-chip microcomputer, 2-alarm module, 3-key-press module, 4-power circuit, 5-reset circuit, 6-crystal oscillating circuit, 7-clock circuit, 8-LED display circuit.
Detailed description of the invention
In order to make the purpose of this utility model, technical scheme and beneficial effect clearer, below in conjunction with accompanying drawing, preferred embodiment of the present utility model is described in detail, to facilitate the technical staff to understand.
nullAs Figure 1-5,This utility model open one switch baking oven timing means,Its technical scheme is: described switch baking oven timing means includes single-chip microcomputer 1、Warning circuit 2、Key-press module 3、Power circuit 4、Reset circuit 5、Crystal oscillating circuit 6、Clock circuit 7、LED display circuit 8,Described for timing with send the single-chip microcomputer 1 of signal and be internally provided with memory module,The properly functioning of device is ensured for storing program,There is the effective warning circuit of high level 2 connect with single-chip microcomputer 1,Timing to after can send alarm sound,Remind operator,The key-press module 3 of permutator state connects with the I/O port of single-chip microcomputer 1,Ensure that baking oven device can use at any time,By transformator、Bridge rectifier、Diode、The power circuit 4 of three terminal regulator element concatenation connects with single-chip microcomputer 1,One stable voltage is provided,Avoid the damage of baking oven device,Improve the service life of device,High level is connected effective reset circuit 5 and is connected with single-chip microcomputer 1RST port,Frequency is crystal oscillating circuit 6 and the single-chip microcomputer 1XTAL1 port of 1.2MHZ-12MHZ、XTAL2 port connects,Stable vibration source is provided for device,For showing that the clock circuit 7 of 4 Digital sum pipe compositions of current time connects with single-chip microcomputer 1,Person convenient to operate intuitively recognizes the product information of operation information and operation,By red LED、Blue led、The LED display circuit 8 of green LED composition connects with single-chip microcomputer 1,Cue is provided.
Described warning circuit 2 is made up of buzzer and audion, and buzzer and single-chip microcomputer 1 connect, it is ensured that the normal work of buzzer.
Described single-chip microcomputer 1 is provided with the full duplex serial port able to programme being connected with computer, it is provided that the port of correction single-chip microcomputer 1 timework time, improves work efficiency.
Described single-chip microcomputer 1 is provided with the electromagnetic valve that driver connects, and electromagnetic valve is arranged in oven door, it is ensured that work reliable.
The charactron of described clock circuit 7 common-anode is connected with single-chip microcomputer 1 by trigger, and in described clock circuit 7, charactron is connected with single-chip microcomputer 1 by NPN type triode, it is ensured that clock circuit 7 runs accurately.
The described three-terminal voltage-stabilizing components and parts in power module 4 are LM7805, reduce cost, improve reliability.
Foregoing single-chip microcomputer 1 model is AT89C51, and the program of the timing controlling baking oven switch is known (referring to http://doc88.com/p-770897727689.html).
Work process of the present utility model:
Show current hour with 4 Digital sum pipes of LED display circuit 8 and minute, second function replaces by two LED, the time can be manually set, during start, the clock circuit 7 of system has red and blue led display lamp, powers in 10s, red led per second flashes once, and with the buzzer of alarm module 2, as start, restart prompting, now green indicating lamp goes out.After 10s, red led goes out, if light is compared with strong, green indicating lamp is bright, if light is more weak, green indicating lamp brightness halves entrance energy saver mode, there is ringing at every hour function, can give the correct time the time period by sets itself, after timing arrives, the door of baking oven automatically opens up, can by serial pass through mouth input correction debugging program, debugging baking oven running status.
Finally illustrate is; preferred embodiment above is merely to illustrate the technical solution of the utility model and unrestricted; although this utility model being described in detail by above preferred embodiment; but skilled artisan would appreciate that and can in the form and details it be variously modified, without departing from protection domain of the present utility model.
Claims (5)
- null1. a switch baking oven timing means,It is characterized in that: described switch baking oven timing means includes single-chip microcomputer、Warning circuit、Key-press module、Power circuit、Reset circuit、Crystal oscillating circuit、Clock circuit、LED display circuit,Described for timing with send the single-chip microcomputer of signal and be internally provided with memory module,There is the effective warning circuit of high level connect with single-chip microcomputer,The key-press module of permutator state connects with the I/O port of single-chip microcomputer,By transformator、Bridge rectifier、Diode、The power circuit of three terminal regulator element concatenation connects with single-chip microcomputer,High level is connected effective reset circuit and is connected with single-chip microcomputer RST port,Frequency is crystal oscillating circuit and the single-chip microcomputer XTAL1 port of 1.2MHZ-12MHZ、XTAL2 port connects,For showing that the clock circuit of 4 Digital sum pipe compositions of current time connects with single-chip microcomputer,By red LED、Blue led、The LED display circuit of green LED composition connects with single-chip microcomputer.
- 2. according to a kind of switch baking oven timing means described in claim 1, it is characterised in that: described warning circuit is made up of buzzer and audion, and buzzer and single-chip microcomputer connect.
- 3. according to a kind of switch baking oven timing means described in claim 1, it is characterised in that: described single-chip microcomputer is provided with the full duplex serial port able to programme being connected with computer.
- 4. according to a kind of switch baking oven timing means described in claim 1, it is characterised in that: described single-chip microcomputer is provided with the electromagnetic valve that driver connects, and electromagnetic valve is arranged in oven door.
- 5. according to a kind of switch baking oven timing means described in claim 1, it is characterised in that: the charactron of described clock circuit common-anode is connected with single-chip microcomputer by trigger.
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN201620112741.3U CN205540106U (en) | 2016-02-03 | 2016-02-03 | Switch oven timing device |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN201620112741.3U CN205540106U (en) | 2016-02-03 | 2016-02-03 | Switch oven timing device |
Publications (1)
Publication Number | Publication Date |
---|---|
CN205540106U true CN205540106U (en) | 2016-08-31 |
Family
ID=56775954
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CN201620112741.3U Expired - Fee Related CN205540106U (en) | 2016-02-03 | 2016-02-03 | Switch oven timing device |
Country Status (1)
Country | Link |
---|---|
CN (1) | CN205540106U (en) |
-
2016
- 2016-02-03 CN CN201620112741.3U patent/CN205540106U/en not_active Expired - Fee Related
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
C14 | Grant of patent or utility model | ||
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: 20160831 Termination date: 20170203 |