CN205279154U - Touch time delay point cigarette device - Google Patents
Touch time delay point cigarette device Download PDFInfo
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- CN205279154U CN205279154U CN201521002594.6U CN201521002594U CN205279154U CN 205279154 U CN205279154 U CN 205279154U CN 201521002594 U CN201521002594 U CN 201521002594U CN 205279154 U CN205279154 U CN 205279154U
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Abstract
The utility model provides a touch time delay point cigarette device, its characteristic includes: 12V DC power supply, touch bleeder circuit, voltage comparison circuit, time delay and power drive electricity heating circuit, model that enhancement mode N channel field effect transistor VT1 among time delay and the power drive electricity heating circuit chooseed for use is IRFZ31. In order to solve the defect that infrared ray geminate transistors cigar lighter exists, touch time delay point cigarette device, its is whole uses ordinary components and parts, has stopped heating circuit's defects such as contact burn, has realized that circuit structure is succinct, working property stability, low in cost, use pacify the congruent requirement, can extensively be used for places such as hotel, office building, public latrine, hospital, airport and family.
Description
Technical field
The utility model belongs to electronic auto-control technology field, is about the touch time delay cigarette lighting device of one.
Background technology
Der zigarrenanzunder is mainly used in the place that inconvenience uses naked light, such as: chemical plant, station, airport and hotel guest-room etc. need the place of a cigarette, so using electronic cigarette lighter can realize cigarette lighter process. In common electronic smoke ignition circuit, generally use infrared mutual-tube, that is: infrared emission tube and infrared receiver tube and power switch circuit and peripheral components form power switch, control electric heating circuit heating or flame-out by direct-current relay. Using the Der zigarrenanzunder that infrared mutual-tube makes, its lighter hole is easily subject to mischief or stub does not take out in time, makes the heating circuit of Der zigarrenanzunder be in heated condition for a long time and initiation fire.
In order to solve the defect that above-mentioned infrared mutual-tube Der zigarrenanzunder exists, touch time delay cigarette lighting device described in the utility model, it all uses common components and parts, the defects such as the pitting of contact having stopped heating circuit, achieve that circuit is simple for structure, the requirement such as stable work in work, cheap, use safety, can extensively for places such as hotel, office building, public lavatory, hospital, airport and families.
Touch time delay cigarette lighting device described in the utility model involved necessary, key technology contents in implementation process is described below in detail.
Practical novel content
Goal of the invention and useful effect: in order to solve the defect that infrared mutual-tube Der zigarrenanzunder exists, touch time delay cigarette lighting device described in the utility model, it all uses common components and parts, the defects such as the pitting of contact having stopped heating circuit, achieve that circuit is simple for structure, the requirement such as stable work in work, cheap, use safety, can extensively for places such as hotel, office building, public lavatory, hospital, airport and families.
Circuit working principle: touch time delay cigarette lighting device described in the utility model, when touching touch electrode CM two tinsels with finger simultaneously, be equivalent between two tinsels of touch electrode CM and connect a resistance (its resistance < 0.5M ��), just be equivalent at the two ends of resistance R1 and connect a resistance, the 2nd pin end of oppisite phase current potential making operational amplifier IC1 is rapidly higher than the voltage of the 3rd pin of operational amplifier IC1, the high level causing the 6th pin of operational amplifier IC1 to export drives enhancement type N-channel field effect transistor VT1 conducting, the On current of enhancement type N-channel field effect transistor VT1 makes heat tape RL must establish heating of beginning by cable.
In touch time delay cigarette lighting device circuit, a dividing potential drop circuit is formed by touch electrode CM, resistance R1 and resistance R2, when pointing two tinsels touching touch electrode CM simultaneously, at once the voltage distribution of dividing potential drop circuit is impelled to change, the change of branch pressure voltage carries out voltage compare by operational amplifier IC1, the level change of the 6th pin of operational amplifier IC1 will control conducting or the cut-off of enhancement type N-channel field effect transistor VT1, thus control heat tape RL and whether power up. Chemical capacitor C1 for maintaining the grid noble potential of enhancement type N-channel field effect transistor VT1, enable heat tape RL maintain 6��10 second power-up time. Due to the access of chemical capacitor C1, not only achieve the time delay of cigarette time, and achieve the soft startup heating of heat tape RL, also achieve slow extinction function simultaneously.
Heat tape RL two ends the silicon rectifier diode D1 that connects in circuit, its inverse electromotive force produced for absorbing heat tape RL instant cut-off and arrange. The resistance of suitable adjusting resistance R1 or resistance R2, the sensitivity of the touch time delay cigarette lighting device finger touch of adjustable.
Technical scheme: touch time delay cigarette lighting device, it comprises 12V direct supply, touch dividing potential drop circuit, voltage comparator circuit, time delay and power drive electric heating circuit, it is characterised in that:
Touch dividing potential drop circuit: it is made up of touch electrode CM, resistance R1, resistance R2,2nd pin of one end of touch electrode CM and a termination operational amplifier IC1 of resistance R1, the other end of touch electrode CM is connected with circuit anode VCC with the other end of resistance R1,2nd pin of the one termination operational amplifier IC1 of resistance R2, the other end connection circuit ground GND of resistance R2;
Voltage comparator circuit: it is made up of resistance R3, resistance R4 and operational amplifier IC1, the model that operational amplifier IC1 selects is CA3130, the 7th pin connection circuit positive pole VCC of operational amplifier IC1, the 4th pin connection circuit ground GND of operational amplifier IC1, one end of operational amplifier IC1 the 3rd pin connecting resistance R3 and one end of resistance R4,6th pin of the other end connection circuit ground GND, the operational amplifier IC1 of the other end connection circuit positive pole VCC of resistance R3, resistance R4 connects time delay and power drive electric heating circuit;
Time delay and power drive electric heating circuit: it is by resistance R5, chemical capacitor C1, enhancement type N-channel field effect transistor VT1, heat tape RL and silicon rectifier diode D1 forms, 6th pin of operational amplifier IC1 connects the positive pole of chemical capacitor C1 and one end of resistance R5, the grid of another termination enhancement type N-channel field effect transistor VT1 of resistance R5, the negative pole connection circuit ground GND of chemical capacitor C1, the drain electrode of enhancement type N-channel field effect transistor VT1 connects one end of heat tape RL and the positive pole of silicon rectifier diode D1, the other end of heat tape RL and the negative pole connection circuit positive pole VCC of silicon rectifier diode D1, the source electrode connection circuit ground GND of enhancement type N-channel field effect transistor VT1,
The positive pole of 12V direct supply is connected with circuit anode VCC, and the negative pole of 12V direct supply is connected with circuit ground GND.
Accompanying drawing explanation
Accompanying drawing 1 is the embodiment circuit working schematic diagram that the utility model provides a touch time delay cigarette lighting device.
Embodiment
According to the touch time delay cigarette lighting device circuit working schematic diagram shown in accompanying drawing 1 and accompanying drawing explanation, and connect relation according in each several part circuit described in the novel content of practicality between components and parts, and the components and parts technical parameter described in enforcement mode requires that carrying out enforcement with circuit production main points can realize the utility model, is further described correlation technique of the present utility model below in conjunction with embodiment.
The technical parameter of components and parts and selection requirement thereof
IC1 is operational amplifier, the model selected is CA3130, direct insertion DIP specification, and operational amplifier IC1 is a kind of COMSP raceway groove amplifier, having very high input resistance and extremely low received current and high-speed computation performance, it is applicable to micro-signal input and its output voltage maximum value can reach 10mV.
VT1 is enhancement type N-channel field effect transistor, and the model selected is IRFZ31;
D1 is silicon rectifier diode, and the model selected is 1N4001;
Resistance all selects 1/8W metal film resistor, and the resistance of resistance R1 is 620K ��, and the resistance of resistance R2 is 360K ��, and the resistance of resistance R3 is 180K ��, and the resistance of resistance R4 is 180K ��, and the resistance of resistance R5 is 1.2M ��;
C1 is chemical capacitor, and its containment is 47��220 �� F/25V, and capacity was determined according to the time delay time;
Heat tape RL is heating unit, selects the electric stove wire of one section of 1.5KW, it is desired to resistance is 6��7 ��;
DC is 12V direct supply, it is desired to 12V direct supply maximum output current >=3000mA.
Circuit production main points and circuit debugging
The making of touch electrode CM: using tinsel to make two electrodes, size is 10mm �� 8mm;
Because the circuit of touch time delay cigarette lighting device is relatively simple for structure, comparison is easy, as long as the electronic devices and components performance generally selected is intact, and connect relation according to the components and parts in Figure of description 1 and weld, physical connection line and welding quality are through carefully checking after correctly, and circuit of the present utility model only needs to carry out simple debugging and gets final product normal operation;
After circuit connects 12 direct supplys, the 3rd pin voltage of operation result of measurement amplifier IC1 should be 6V, when pointing two tinsels touching touch electrode CM simultaneously, it is ensured that the voltage of the 2nd pin of operational amplifier IC1 is higher than the 3rd pin voltage of operational amplifier IC1;
Chemical capacitor C1, for maintaining the grid current potential of enhancement type N-channel field effect transistor VT1, enables heat tape RL maintain time delay and heated for 6��10 seconds.
Circuit structure design of the present utility model, components' placement; and its outward appearance profile design and size size etc. thereof are not all gordian techniquies of the present utility model; neither the claimed key technology contents of the utility model; because not affecting the utility model specific implementation process and the realization of the novel object of practicality, therefore do not illustrate one by one in the description.
Claims (1)
1. a touch time delay cigarette lighting device, it comprises 12V direct supply, touch dividing potential drop circuit, voltage comparator circuit, time delay and power drive electric heating circuit, it is characterised in that:
Described touch dividing potential drop circuit is made up of touch electrode CM, resistance R1, resistance R2,2nd pin of one end of touch electrode CM and a termination operational amplifier IC1 of resistance R1, the other end of touch electrode CM is connected with circuit anode VCC with the other end of resistance R1,2nd pin of the one termination operational amplifier IC1 of resistance R2, the other end connection circuit ground GND of resistance R2;
Described voltage comparator circuit is made up of resistance R3, resistance R4 and operational amplifier IC1, the model that operational amplifier IC1 selects is CA3130, the 7th pin connection circuit positive pole VCC of operational amplifier IC1, the 4th pin connection circuit ground GND of operational amplifier IC1, one end of operational amplifier IC1 the 3rd pin connecting resistance R3 and one end of resistance R4, the other end connection circuit positive pole VCC of resistance R3,6th pin of the other end connection circuit ground GND, the operational amplifier IC1 of resistance R4 connects time delay and power drive electric heating circuit;
Described time delay and power drive electric heating circuit are by resistance R5, chemical capacitor C1, enhancement type N-channel field effect transistor VT1, heat tape RL and silicon rectifier diode D1 forms, the model that enhancement type N-channel field effect transistor VT1 selects is IRFZ31, 6th pin of operational amplifier IC1 connects the positive pole of chemical capacitor C1 and one end of resistance R5, the grid of another termination enhancement type N-channel field effect transistor VT1 of resistance R5, the negative pole connection circuit ground GND of chemical capacitor C1, the drain electrode of enhancement type N-channel field effect transistor VT1 connects one end of heat tape RL and the positive pole of silicon rectifier diode D1, the other end of heat tape RL and the negative pole connection circuit positive pole VCC of silicon rectifier diode D1, the source electrode connection circuit ground GND of enhancement type N-channel field effect transistor VT1,
The positive pole of described 12V direct supply is connected with circuit anode VCC, and the negative pole of 12V direct supply is connected with circuit ground GND.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201521002594.6U CN205279154U (en) | 2015-12-01 | 2015-12-01 | Touch time delay point cigarette device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201521002594.6U CN205279154U (en) | 2015-12-01 | 2015-12-01 | Touch time delay point cigarette device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN205279154U true CN205279154U (en) | 2016-06-01 |
Family
ID=56063731
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201521002594.6U Expired - Fee Related CN205279154U (en) | 2015-12-01 | 2015-12-01 | Touch time delay point cigarette device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN205279154U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105351968A (en) * | 2015-12-01 | 2016-02-24 | 王志 | Touch type delay cigarette lighting device |
-
2015
- 2015-12-01 CN CN201521002594.6U patent/CN205279154U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105351968A (en) * | 2015-12-01 | 2016-02-24 | 王志 | Touch type delay cigarette lighting device |
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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: 20160601 Termination date: 20161201 |