CN208569430U - A kind of intelligent heating system of electronic cigarette - Google Patents
A kind of intelligent heating system of electronic cigarette Download PDFInfo
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- CN208569430U CN208569430U CN201821060891.XU CN201821060891U CN208569430U CN 208569430 U CN208569430 U CN 208569430U CN 201821060891 U CN201821060891 U CN 201821060891U CN 208569430 U CN208569430 U CN 208569430U
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Abstract
The utility model provides a kind of intelligent heating system of electronic cigarette, including battery, heat generating device, and the battery powers to heat generating device；It further include intelligent control circuit, the intelligent control circuit includes microprocessor, fever driving circuit, temperature sensor, temperature sense control circuit；The temperature sensor is connect with the heat generating device, the output of temperature sensor connects the microprocessor through the temperature sense control circuit, the microprocessor generates the control signal of control fever driving circuit, the power that control battery is powered to heat generating device according to the signal exported from temperature sense control circuit.The utility model provides a kind of intelligent electronic cigarette heat-generating system, can be set as needed and stablize the temperature of heat generating device.
Description
Technical field
The utility model relates to electronic cigarette field, in particular to the intelligent heating system of a kind of electronic cigarette, the intelligent heating
Processor detects the temperature of heater using sensor in system.
Background technique
Electronic cigarette is to tobacco tar heating atomization or to generate smog for sucking to pipe tobacco heated baking using heater on one
Tool, be a kind of currently a popular substitute of tobacco.There are two types of electronic cigarettes at present, and one is heated tobacco tar using atomizer
Atomization, another kind heat pipe tobacco using among a kind of heat generating device inserted into cigarette.Therefore, because tobacco tar and tobacco heat mist
Change has a suitable temperature, too high be burnt or to generate other harmful substances matter, and too low amount of smoke will be very little,
It is not able to satisfy the needs of people.For this purpose, being provided to the power of heater in the industry, by the temperature of heater and power pair
It answers, generally different temperature can be generated by the heater of different capacity, but different tobacco tar atomizations or different cigarettes
Careless roastingization temperature is different, it is thus impossible to correspond to different tobacco tar or cigarette with a kind of electronic cigarette.
Utility model content
In order to solve, the different tobacco tar of current electronic cigarette is atomized the utility model or different tobacco roastingization temperature is not
With, the deficiency of different tobacco tar or cigarette cannot be corresponded to a kind of electronic cigarette, and a kind of intelligent heating system of electronic cigarette is provided
System can be met the requirements using the intelligent heating system according to different tobacco tar or the power of cigarette control heater, generation
Temperature.
The utility model realizes that its technical purpose technical solution is: a kind of intelligent heating system of electronic cigarette, including battery,
Heat generating device, the battery power to heat generating device；It further include intelligent control circuit, the intelligent control circuit includes micro-
Processor, fever driving circuit, temperature sensor, temperature sense control circuit；The temperature sensor and the fever
The output of device connection, temperature sensor meets the microprocessor, micro- place through the temperature sense control circuit
Reason device generates control according to the signal that export from temperature sense control circuit and generates heat the control signal of driving circuit, control battery to
The power of heat generating device power supply.
The utility model provides a kind of intelligent electronic cigarette heat-generating system, can be set as needed and stablize heat generating device
Temperature.
Further, in the intelligent heating system of above-mentioned electronic cigarette: the fever driving circuit packet triode Q7,
Metal-oxide-semiconductor Q2, metal-oxide-semiconductor Q3；The pwm signal of microprocessor I/O port connects the base stage of triode Q7, and the collector of triode Q7 connects electricity
The anode in pond and the grid of metal-oxide-semiconductor Q2 and metal-oxide-semiconductor Q3；The emitter of triode Q7 is grounded；The drain electrode of metal-oxide-semiconductor Q2 and metal-oxide-semiconductor Q3
The anode of battery is connect, the positive electrode of source electrode sending and receiving thermal, the negative electrode of heat generating device are grounded.
Further, in the intelligent heating system of above-mentioned electronic cigarette: in the fever driving circuit, microprocessor
Current-limiting resistance R122, the base stage of triode Q7 and emitter are additionally provided between the pwm signal of I/O port and the base stage of triode Q7
Between be additionally provided be also equipped between R6, collector and galvanic anode current-limiting resistance R8, with the grid of metal-oxide-semiconductor Q3 and metal-oxide-semiconductor Q2
Limited leakage resistance R5 between pole also passes through resistance R32 in the common end that resistance R5 is connected with the grid of metal-oxide-semiconductor Q3 and metal-oxide-semiconductor Q2
Connect galvanic anode.
Further, in the intelligent heating system of above-mentioned electronic cigarette: the temperature sense control circuit includes metal-oxide-semiconductor
Q1, resistance R13, resistance R18；Microprocessor I/O port connects the grid of metal-oxide-semiconductor Q1, and drain electrode connects power supply, source electrode passes through resistance R13 and electricity
R18 jointing temp sensor is hindered, the output for the common end ADC1 formation temperature sensor that resistance R18 is connect with temperature sensor connects micro-
Processor.
Below with reference to drawings and examples, the utility model is described in detail.
Detailed description of the invention
Fig. 1 is the intelligent heating system block diagram of the utility model embodiment 1.
Fig. 2 is the fever driver circuit schematic diagram of the utility model embodiment 1.
Fig. 3 is 1 temperature sense control circuit schematic diagram of the utility model embodiment.
Specific embodiment
Embodiment 1 is a kind of intelligent heating system of electronic cigarette, as shown in Figure 1, 2, 3, the intelligence of the electronic cigarette of the present embodiment
Energy heat-generating system is as other electronic cigarette heat-generating systems, including battery, heat generating device, and battery powers to heat generating device；Fever
Device power-up fever is originally told the truth and is sent out with the intelligence in example, being a kind of electronic cigarette unlike other electronic cigarette heat-generating systems
Hot systems include intelligent control circuit, and intelligent control circuit includes microprocessor, fever driving circuit, temperature sensor, temperature
Inductive control circuit；Temperature sensor is connect with heat generating device, and the output of temperature sensor meets institute through temperature sense control circuit
The microprocessor stated, microprocessor generate the control of control fever driving circuit according to the signal exported from temperature sense control circuit
Signal processed, the power that control battery is powered to heat generating device.Microprocessor collects temperature sensor by temperature-control circuit
The real time temperature of the heat generating device of output is reduced if the real time temperature is higher than the temperature of setting by fever driving circuit
The power of heat generating device, if temperature then promotes the power of heat generating device lower than the temperature of setting by fever driving circuit,
If keeping current power within the temperature range of setting.
Microprocessor can be using control by way of output pwm signal the power of drive control circuit heat generating device
System, the size of duty ratio is just corresponding with the power of heat generating device, is the fever driving circuit of the present embodiment, the electricity as shown in Figure 2
Road includes triode Q7, metal-oxide-semiconductor Q2, tri- switching tubes of metal-oxide-semiconductor Q3 and some current-limiting resistances；The pwm signal of microprocessor I/O port
The base stage of triode Q7 is connect, the collector of triode Q7 connects the anode of battery and the grid of metal-oxide-semiconductor Q2 and metal-oxide-semiconductor Q3；Triode
The emitter of Q7 is grounded；The drain electrode of metal-oxide-semiconductor Q2 and metal-oxide-semiconductor Q3 connects the anode of battery, positive electrode, the hair of source electrode sending and receiving thermal
The negative electrode of thermal is grounded.In fever driving circuit, between the pwm signal of microprocessor I/O port and the base stage of triode Q7
Be additionally provided between the base stage and emitter of current-limiting resistance R122, triode Q7 be additionally provided with R6, collector and galvanic anode it
Between be also equipped with limited leakage resistance R5 between current-limiting resistance R8 and metal-oxide-semiconductor Q3 and the grid of metal-oxide-semiconductor Q2, in resistance R5 and metal-oxide-semiconductor
The connected common end of the grid of Q3 and metal-oxide-semiconductor Q2 also passes through resistance R32 and connects galvanic anode.
In the present embodiment, fever driving circuit is controlled triode Q7 by the low and high level of microprocessor I/O port and driven again
Metal-oxide-semiconductor Q2, the Push And Release of metal-oxide-semiconductor Q3.Circuit BAT power end is the anode of battery.Triode Q7, metal-oxide-semiconductor Q2, metal-oxide-semiconductor Q3 is
It sentences under working condition, for electric current by GND to ADC0 to metal-oxide-semiconductor Q2, metal-oxide-semiconductor Q3 arrives BAT again.Electric current is up to 7A.Microprocessor
The Push And Release of control electric current, the work and stopping of heat generating device can be opened by the duty ratio of PWM.Achieve the purpose that constant temperature (closes
Join temperature sense control circuit).
In the present embodiment, switching tube namely refers to that MOSQ2 and metal-oxide-semiconductor Q3 parallel connection purpose increase driving current.The PWM of generation
Signal is as control signal, and first passing through triode Q7 driving purpose is that switching tube is wanted to enter closed state after MCU shutdown, separately
The voltage of the IO of the voltage of outer battery and MCU output is different to needing isolation drive.
Temperature sense control circuit is as shown in figure 3, include metal-oxide-semiconductor Q1, resistance R13, resistance R18；Microprocessor I/O port connects
The grid of metal-oxide-semiconductor Q1, drain electrode connects power supply, source electrode is passed by resistance R13 and resistance R18 jointing temp sensor, resistance R18 and temperature
The output of the common end ADC1 formation temperature sensor of sensor connection connects microprocessor.
In the present embodiment, MCUVCC is system power supply, which gives sensor power supply the outer timing also sampled
Control.Capacitor C5, capacitor C10 and resistance R18 be to be according to different sensors precision fine tuning, capacitor C10 and resistance R13 at
For RC filter circuit, reduce the interference of signal.SET is setting button signal, DET_SW be detection control signal be by MCU to
Out, that is after additional push button signalling SET is to MCU, MCU generates DET_SW and carrys out control switch pipe metal-oxide-semiconductor Q1, to sensing
Power supply MCUVCC, that is, ADC1 is added in device.
In the present embodiment, temperature sense control circuit, metal-oxide-semiconductor Q1 be controlled out by the IO low and high level of microprocessor with
It closes.When DET_SW is low level, logical Q1 conducting is passed through resistance R13, resistance R18 by MCUVCC, is sent into temperature sensing device, is given
Inductor provides power supply.The voltage of ADC1 can be according to temperature corresponding change when the temperature is changed.On microcomputer reads ADC1
Voltage must take suitable temperature to control fever driving circuit after serial operation.It must take and accurately relatively test temperature.
Claims (4)
1. a kind of intelligent heating system of electronic cigarette, including battery, heat generating device, the battery powers to heat generating device；Its
It is characterized in that: further including intelligent control circuit, the intelligent control circuit includes microprocessor, fever driving circuit, temperature
Sensor, temperature sense control circuit；The temperature sensor is connect with the heat generating device, the output of temperature sensor
Connect the microprocessor through the temperature sense control circuit, the microprocessor is according to from temperature sense control circuit
The signal of output generates the control signal of control fever driving circuit, the power that control battery is powered to heat generating device.
2. the intelligent heating system of electronic cigarette according to claim 1, it is characterised in that: the fever driving circuit packet
Include triode Q7, metal-oxide-semiconductor Q2, metal-oxide-semiconductor Q3；The pwm signal of microprocessor I/O port connects the base stage of triode Q7, the collection of triode Q7
Electrode connects the anode of battery and the grid of metal-oxide-semiconductor Q2 and metal-oxide-semiconductor Q3；The emitter of triode Q7 is grounded；Metal-oxide-semiconductor Q2 and metal-oxide-semiconductor
The drain electrode of Q3 connects the anode of battery, and the positive electrode of source electrode sending and receiving thermal, the negative electrode of heat generating device are grounded.
3. the intelligent heating system of electronic cigarette according to claim 2, it is characterised in that: in the fever driving circuit
In, the base of current-limiting resistance R122, triode Q7 are additionally provided between the pwm signal of microprocessor I/O port and the base stage of triode Q7
Be additionally provided between pole and emitter between R6, collector and galvanic anode be also equipped with current-limiting resistance R8, with metal-oxide-semiconductor Q3 and
Limited leakage resistance R5 between the grid of metal-oxide-semiconductor Q2, the common end that resistance R5 is connected with the grid of metal-oxide-semiconductor Q3 and metal-oxide-semiconductor Q2 also
Galvanic anode is connect by resistance R32.
4. the intelligent heating system of electronic cigarette according to claim 1 or 2 or 3, it is characterised in that: the temperature sense
Control circuit includes metal-oxide-semiconductor Q1, resistance R13, resistance R18；Microprocessor I/O port connects the grid of metal-oxide-semiconductor Q1, and drain electrode connects power supply, source
Pole forms temperature by resistance R13 and resistance R18 jointing temp sensor, the common end ADC1 that resistance R18 is connect with temperature sensor
The output of degree sensor connects microprocessor.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821060891.XU CN208569430U (en) | 2018-07-05 | 2018-07-05 | A kind of intelligent heating system of electronic cigarette |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821060891.XU CN208569430U (en) | 2018-07-05 | 2018-07-05 | A kind of intelligent heating system of electronic cigarette |
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| Publication Number | Publication Date |
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| CN208569430U true CN208569430U (en) | 2019-03-01 |
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| CN201821060891.XU Active CN208569430U (en) | 2018-07-05 | 2018-07-05 | A kind of intelligent heating system of electronic cigarette |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108508939A (en) * | 2018-07-05 | 2018-09-07 | 深圳市思美悦科技有限公司 | A kind of intelligent heating system of electronic cigarette |
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2018
- 2018-07-05 CN CN201821060891.XU patent/CN208569430U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108508939A (en) * | 2018-07-05 | 2018-09-07 | 深圳市思美悦科技有限公司 | A kind of intelligent heating system of electronic cigarette |
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