CN205003476U - Automatic cutoff controller of oven - Google Patents
Automatic cutoff controller of oven Download PDFInfo
- Publication number
- CN205003476U CN205003476U CN201520665411.2U CN201520665411U CN205003476U CN 205003476 U CN205003476 U CN 205003476U CN 201520665411 U CN201520665411 U CN 201520665411U CN 205003476 U CN205003476 U CN 205003476U
- Authority
- CN
- China
- Prior art keywords
- resistance
- triode
- electric capacity
- stabilivolt
- diode
- 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.)
- Active
Links
Landscapes
- Regulation And Control Of Combustion (AREA)
Abstract
The utility model discloses an automatic cutoff controller of oven. This automatic cutoff controller of oven includes silicon controlled rectifier, stabilivolt, electric capacity, diode and relay, the negative pole, the negative pole of stabilivolt, the positive pole of electric capacity, the negative pole of diode of silicon controlled rectifier connect gradually, the positive pole of diode is connected with the collecting electrode of first triode, the base and the projecting pole of first triode are connected with the both ends of first resistance, first triode emitter ground, the one end that the base of first triode still was connected with second resistance is established ties simultaneously and is had third resistance, the diode is parallelly connected to have a relay, the minus earth of stabilivolt anodal and electric capacity. Charge for electric capacity when igniteing, or when having a power failure power failure under other proruption situations suddenly, dynamic relay work is driven in then silicon controlled rectifier disconnection and provide the power by electric capacity, makes gas valve of its control gas close to the protection to the gas oven has been realized to the cutting flame, and product quality has obtained the improvement, and stability is better.
Description
Technical field
The utility model relates to the safety guard of gas burning roastor, particularly relates to the automatic cutoff controller of a kind of baking box.
Background technology
Along with the development of society, people have controlled more requirement automatically to household electrical appliances, are also required for daily life.
The automatic disconnection of flame is not developed in existing gas burning roastor control system, so existing roaster controller automatically can not can be closed in burned flame in baking box work in certain, need artificial closedown, so just someone will forget that Guan Huohou is burning always, cause and occur serious consequence.
Controller can be able to break when improper power-off flame, and to play protection this purpose, this is that the applicant endeavours one of content studied always.
Summary of the invention
The purpose of this utility model is the deficiency existed for prior art, provide a kind of in use have a power failure or improper power-off when can the automatic cutoff controller of baking box of automatic self-closing gas valve, to protect the safety of baking box.
For achieving the above object, the technical scheme that the automatic cutoff controller of the utility model baking box adopts is:
The automatic cutoff controller of a kind of baking box, comprise controllable silicon, stabilivolt, electric capacity, diode and relay, described silicon controlled negative pole, the negative pole of stabilivolt, the positive pole of electric capacity, the negative pole of diode connects successively, the positive pole of diode is connected with the collector of the first triode, the base stage of the first triode is connected with the two ends of emitter with the first resistance, first transistor emitter ground connection, one end that the base stage of the first triode is also connected with the second resistance is in series with the 3rd resistance simultaneously, the other end of the second resistance is connected with single-chip microcomputer, 3rd resistance is connected with the collector of the second triode, the base stage of the second triode is connected with one end of the 4th resistance, the emitter of the second triode is connected with other one end of the 4th resistance by the 5th resistance, the link ground connection of the 4th resistance and the 5th resistance, the base stage of the second triode is also connected with one end of the 6th resistance, the other end of the 6th resistance is connected with single-chip microcomputer, the collector of the second triode is connected between stabilivolt and electric capacity, diodes in parallel has relay, the positive pole of stabilivolt and the minus earth of electric capacity, silicon controlled anode is connected with positive source, silicon controlled controls one end that pole is connected with the 7th resistance, the other end of the 7th resistance is connected with single-chip microcomputer.
The utility model compared with prior art, has the following advantages:
To capacitor charging when igniting; or when having a power failure under other emergency situations that have a power failure suddenly, then controllable silicon disconnects and provides power supply by electric capacity, drives relay work; the gas valve making it control combustion gas is closed; thus cutting flame, employing electric capacity, relay are main driving, and capacitor discharge utilizes cut-off burnt gas valve within a certain period of time; with cutting flame; achieve the protection to gas burning roastor, product quality is improved, and stability is better.
Accompanying drawing explanation
Fig. 1 is the schematic diagram of the automatic cutoff controller of baking box.
Embodiment
Below in conjunction with the drawings and specific embodiments, illustrate the utility model further, these embodiments should be understood and be only not used in restriction scope of the present utility model for illustration of the utility model, after having read the utility model, the amendment of those skilled in the art to the various equivalent form of value of the present utility model has all fallen within the application's claims limited range.
As Fig. 1, the automatic cutoff controller of a kind of baking box, comprise controllable silicon Q3, stabilivolt Z2, electric capacity C3, diode D4 and relay M, the negative pole of described controllable silicon Q3, the negative pole of stabilivolt Z2, the positive pole of electric capacity C3, the negative pole of diode D4 connects successively, the positive pole of diode D4 is connected with the collector Q10 of the first triode, the base stage of the first triode Q10 is connected with the two ends of emitter with the first resistance R33, first triode Q10 grounded emitter, one end that the base stage of the first triode Q10 is also connected with the second resistance R35 is in series with the 3rd resistance R29 simultaneously, the other end of the second resistance R35 is connected with single-chip microcomputer, 3rd resistance R29 is connected with the collector of the second triode Q2, the base stage of the second triode Q2 is connected with one end of the 4th resistance R27, the emitter of the second triode Q2 is connected with other one end of the 4th resistance R27 by the 5th resistance R16, the link ground connection of the 4th resistance R27 and the 5th resistance R16, the base stage of the second triode Q2 is also connected with one end of the 6th resistance R28, the other end of the 6th resistance R28 is connected with single-chip microcomputer, the collector of the second triode Q2 is connected between stabilivolt Z2 and electric capacity C3, diode D4 is parallel with relay M, the positive pole of stabilivolt Z2 and the minus earth of electric capacity C3.The anode of controllable silicon Q3 is connected with positive source, and the control pole of controllable silicon Q3 is connected with the 7th resistance R30, and the other end of the 7th resistance R30 is connected with single-chip microcomputer.Single-chip microcomputer adopts HT68F40.
The controllable silicon Q3 conducting when the 7th resistance R30 is high level, and by stabilivolt Z2 to electric capacity C3 charge and give relay M electric energy is provided, if when the second resistance R35 is high level, relay M works, if when the second resistance R35 is low level, then relay does not work.
When the 7th resistance R30/ the 6th resistance R28 is low level, provide electric energy by electric capacity C3 to relay M and the 3rd resistance R29, to drive the first triode Q10 conducting, relay M is worked 2 to 3 seconds.
When the second resistance R35/ the 7th resistance R30 is high level, when 6th resistance R28 is low level, relay M works, when the second resistance R35/ the 7th resistance R30 is low level, when 6th resistance R28 is high level, second triode Q2 conducting, controllable silicon Q3/ first triode Q10 ends, and electric capacity C3 is discharged by Q2.
The utility model under non-normal working to burning kitchen range protect; electric capacity and relay is used to coordinate the extinguishing going to control flame; the impulse electricity of control capacitance and the operating state of relay is come again by the cooperation of electronic circuit; make it reach the kitchen range fray-out of flame can will burnt under improper environment, ensure the safety of baking box.The utility model baking box automatic cutoff controller need under this improper environment by fray-out of flame be all use pure hardware controls, substantially increase the reliability of product like this.
Claims (1)
1. the automatic cutoff controller of baking box, it is characterized in that: comprise controllable silicon, stabilivolt, electric capacity, diode and relay, described silicon controlled negative pole, the negative pole of stabilivolt, the positive pole of electric capacity, the negative pole of diode connects successively, the positive pole of diode is connected with the collector of the first triode, the base stage of the first triode is connected with the two ends of emitter with the first resistance, first transistor emitter ground connection, one end that the base stage of the first triode is also connected with the second resistance is in series with the 3rd resistance simultaneously, the other end of the second resistance is connected with single-chip microcomputer, 3rd resistance is connected with the collector of the second triode, the base stage of the second triode is connected with one end of the 4th resistance, the emitter of the second triode is connected with other one end of the 4th resistance by the 5th resistance, the link ground connection of the 4th resistance and the 5th resistance, the base stage of the second triode is also connected with one end of the 6th resistance, the other end of the 6th resistance is connected with single-chip microcomputer, the collector of the second triode is connected between stabilivolt and electric capacity, diodes in parallel has relay, the positive pole of stabilivolt and the minus earth of electric capacity, silicon controlled anode is connected with positive source, silicon controlled controls one end that pole is connected with the 7th resistance, the other end of the 7th resistance is connected with single-chip microcomputer.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520665411.2U CN205003476U (en) | 2015-08-31 | 2015-08-31 | Automatic cutoff controller of oven |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520665411.2U CN205003476U (en) | 2015-08-31 | 2015-08-31 | Automatic cutoff controller of oven |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN205003476U true CN205003476U (en) | 2016-01-27 |
Family
ID=55160354
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201520665411.2U Active CN205003476U (en) | 2015-08-31 | 2015-08-31 | Automatic cutoff controller of oven |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN205003476U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108052052A (en) * | 2017-11-15 | 2018-05-18 | 绵阳双甘科技有限公司 | A kind of paper cutter protects circuit |
-
2015
- 2015-08-31 CN CN201520665411.2U patent/CN205003476U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108052052A (en) * | 2017-11-15 | 2018-05-18 | 绵阳双甘科技有限公司 | A kind of paper cutter protects circuit |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN103138729B (en) | No-voltage-type electronic touch switch | |
| CN204164921U (en) | A kind of self-timing electricity-saving lamp based on solar energy | |
| CN205003476U (en) | Automatic cutoff controller of oven | |
| CN204993152U (en) | Exhaust fan timing control system | |
| CN204406088U (en) | Safety energy-saving controller for home appliance | |
| CN201075501Y (en) | Wireless remote control power socket | |
| CN207554924U (en) | A kind of circuit for implementing exchange driving to gas electromagnetic valve | |
| CN105207535A (en) | Intelligent control device for electric window openers | |
| CN204391868U (en) | Self-disconnecting charging circuit | |
| CN204404267U (en) | A kind of battery allowance alarm set for gas-cooker | |
| CN101995032A (en) | Electronic ignition device circuit | |
| CN203968094U (en) | Energy-saving safe switch | |
| CN103615749A (en) | Multifunctional gas stove | |
| CN202217877U (en) | Multifunctional timing energy-saving security power socket | |
| CN204759102U (en) | Smoke ventilator control circuit | |
| CN205490144U (en) | Constant voltage power supply controller | |
| CN214840995U (en) | Pulse ignition controller for stove capable of preventing switch from being affected with damp | |
| CN204664554U (en) | A kind of air valve control circuit and gas water-heater | |
| CN201811442U (en) | Drive circuit of main electromagnetic valve of gas water heater | |
| CN204668644U (en) | A kind of safety socket circuit | |
| CN204388395U (en) | Water management circuit on a kind of solar water heater | |
| CN204704048U (en) | There is the capacitive discharge ignition device of time delay and automatic angling | |
| CN204180356U (en) | A kind of delay control circuit for illuminating lamp | |
| CN204995244U (en) | Gas valve door controller of gas oven | |
| CN203932982U (en) | A kind of electric candle low-voltage protection circuit structure |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C41 | Transfer of patent application or patent right or utility model | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20160704 Address after: The Yangtze River Road in Jiangsu Province, Yangzhou City Hanjiang District 225008 (opposite Hongfu group) Patentee after: Yangzhou Jiahua Electrical Co., Ltd. Address before: 225008 No. 898 Jiangbei Road, Hanjiang District, Hanjiang, Jiangsu, Yangzhou Patentee before: Yangzhou Jiahua Electrical Co., Ltd. |