阅读说明：本技术 可控制剂量的电子烟及其控制方法 (Dose-controllable electronic cigarette and control method thereof ) 是由 林光榕 郑贤彬 张夕勇 于 2019-10-18 设计创作，主要内容包括：本发明公开一种可控制剂量的电子烟及其控制方法,该电子烟包括壳体、储液腔、雾化装置、电池、气流传感器和控制电路,控制电路包括微控制器、功率控制单元、计时单元和能量统计及转换单元和指示单元,微控制器内设有预设参数包括预设剂量阈值,电子烟被抽吸时,气流传感器感应到吸气气流,功率控制单元即打开电源开关给发热单元供电,同时计时单元开始计时,功率控制单元检测发热单元的功率,能量统计及转换单元计算消耗电能并转换为烟液消耗剂量,当烟液消耗剂量达到预设剂量阈值时,指示单元发出声音或灯光或振动的提示。其有益效果是,通过量化和控制用户抽吸烟雾的剂量,来提示及限制用户单口或在单位时间内过多吸食烟雾。(The invention discloses an electronic cigarette capable of controlling dosage and a control method thereof, the electronic cigarette comprises a shell, a liquid storage cavity, an atomizing device, a battery, an airflow sensor and a control circuit, the control circuit comprises a microcontroller, a power control unit, a timing unit, an energy counting and converting unit and an indicating unit, preset parameters including a preset dosage threshold value are arranged in the microcontroller, when the electronic cigarette is sucked, the airflow sensor senses inspiratory airflow, the power control unit turns on a power switch to supply power to a heating unit, meanwhile, the timing unit starts timing, the power control unit detects the power of the heating unit, the energy counting and converting unit calculates consumed electric energy and converts the consumed electric energy into the tobacco juice consumed dosage, and when the tobacco juice consumed dosage reaches the preset dosage threshold value, the indicating unit sends out a sound or light or vibration prompt. The smoke inhalation device has the advantages that the user is prompted and limited to inhale smoke in a single mouth or excessively in unit time by quantifying and controlling the dose of smoke inhaled by the user.)

1. The utility model provides an electron cigarette of steerable dose, its characterized in that, includes casing, stock solution chamber, atomizing device, battery, airflow sensor and control circuit, the stock solution chamber is used for storing the tobacco juice, the battery is used for providing the power for atomizing device and control circuit, airflow sensor is used for detecting the air current of breathing in, atomizing device is used for conducting the tobacco juice and heats the atomizing with the tobacco juice and become vapour state smog, atomizing device is including the unit that generates heat, control circuit includes mutual electric connection's microcontroller, power control unit, timing unit and energy statistics and conversion unit and indicating unit, be equipped with preset parameter in the microcontroller, preset parameter is including presetting the dose threshold value, power control unit is used for detecting and controlling the power size of the unit that generates heat, timing unit connects airflow sensor and for its accumulative total operating time, when the airflow sensor detects inspiratory airflow, a power switch in the power control unit is turned on to supply power to the heating unit, the energy counting and converting unit is used for calculating consumed electric energy according to the power detected by the power control unit and the accumulated working time of the timing unit, and then converting the consumed electric energy into smoke liquid consumed dose, the indicating unit comprises a buzzer or an LED indicating lamp or a vibrator, and the control circuit is configured to: when the electron cigarette was smoked, the air current sensor detected the air current of breathing in, power control unit opens switch promptly and supplies power for the heating unit, simultaneously timing unit begins the timing, power control unit detects the power of heating unit, energy statistics and conversion unit calculate the consumption electric energy and convert into the tobacco juice and consume the dose, when the tobacco juice consumed the dose and reach and predetermine dose threshold value, instruction unit sends the suggestion of sound or light or vibration.

2. A controllable dose electronic cigarette according to claim 1, wherein the microcontroller controls the power control unit to turn off the power switch to stop outputting power to the heat generating unit while the indicating unit emits a sound or light or vibration prompt.

3. A controllable dose electronic cigarette according to claim 1 or 2, wherein the preset dose threshold provided in the microcontroller comprises a preset single-puff dose threshold, i.e. a preset dose threshold per puff of smoke.

4. A controllable dose electronic cigarette according to claim 1 or 2, wherein the preset dose threshold provided in the microcontroller comprises a preset total dose threshold, i.e. a preset total dose threshold of smoke inhaled per unit time.

5. A controllable dose electronic cigarette according to claim 4, wherein the preset total dose threshold is a total dose threshold within 10 minutes or a total dose threshold within 24 hours.

6. A dose controllable electronic cigarette according to claim 1 or 2, wherein the control circuit further comprises a resistance value detection unit for detecting a change in resistance value of the heat generating unit and transmitting the change in resistance value to the microcontroller, and the microcontroller controls the power control unit to perform constant power output control or constant voltage output control according to the change in resistance value.

7. A dose controllable electronic cigarette according to claim 1 or 2, wherein the control circuit further comprises a display unit for displaying the preset parameters and other real-time parameters.

8. A dose controllable electronic cigarette according to claim 1 or 2, wherein the airflow sensor has three pins, pin 1 is grounded, pin 2 is connected to the MIC signal terminal, the MIC signal terminal is used to connect the microcontroller and the timing unit, pin 3 is connected to the BAT + signal terminal, and is grounded after being connected in series with the capacitor C10.

9. A method for controlling a dose-controllable electronic cigarette according to claim 1, comprising the steps of:

(1) presetting related preset parameters on the microcontroller, starting up the electronic cigarette, and automatically initializing the control circuit;

(2) the electronic cigarette is in a standby state;

(3) the airflow sensor detects whether the smoking airflow exists, if so, the next step is carried out, and if not, the previous step is returned;

(4) the microcontroller controls the power control unit to supply power to the heating unit;

(5) the timing unit performs timing according to the action of the airflow sensor;

(6) the power control unit detects the power;

(7) the energy counting and converting unit counts consumed electric energy according to the power and the timing of the timing unit and converts the consumed electric energy into the tobacco juice consumed dosage;

(8) judging whether the tobacco liquid consumption dose reaches a preset dose threshold value by the microcontroller, if so, entering the next step, and if not, returning to the step (3);

(9) and (5) the indicating unit emits a sound or light or vibration prompt, and then the step (3) is returned.

10. A method for controlling a dose-controllable electronic cigarette according to claim 2, comprising the steps of:

(1) presetting related preset parameters on the microcontroller, starting up the electronic cigarette, and automatically initializing the control circuit;

(2) the electronic cigarette is in a standby state;

(3) the airflow sensor detects whether the smoking airflow exists, if so, the next step is carried out, and if not, the previous step is returned;

(4) the microcontroller controls the power control unit to supply power to the heating unit;

(5) the timing unit performs timing according to the action of the airflow sensor;

(6) the power control unit detects the power;

(7) the energy counting and converting unit counts consumed electric energy according to the power and the timing of the timing unit and converts the consumed electric energy into the tobacco juice consumed dosage;

(8) judging whether the tobacco liquid consumption dose reaches a preset dose threshold value by the microcontroller, if so, entering the next step, and if not, returning to the step (3);

(9) the indicating unit emits sound or light or vibration prompt;

(10) the microcontroller controls the power control unit to stop outputting the power supply to the heating unit;

(11) and automatically shutting down the electronic cigarette.

Technical Field

The invention relates to the technical field of electronic cigarette preheating, in particular to an electronic cigarette with controllable dosage and a control method thereof.

Background

Electronic cigarettes or atomizing devices generally heat and atomize liquid or pasty substances such as medicines and tobacco liquid to generate aerosol or electronic cigarette smoke for users to inhale, and because the smoke generated by electronic cigarettes is not directly combusted by open fire like tobacco, the generation of cigarette tar and a plurality of harmful particles is avoided, so that the application of electronic cigarettes is popularized.

The existing electronic cigarette or atomization device is usually started by a user without limit after the user starts to use the electronic cigarette or atomization device until atomization stock solution such as medicine or tobacco juice is consumed and the smoking is finished, so that the intake dose of aerosol or smoke after the tobacco juice is atomized cannot be counted, prompted, controlled or limited, and the user can take too much excessive tobacco juice dose due to overuse in a short time during use, so that adverse effects on the body are difficult to avoid. Particularly, when the atomized liquid medicine is taken, the dose of the liquid medicine must be taken quantitatively according to the doctor's advice, and if the dose is not limited, side effects of treatment may be caused.

Disclosure of Invention

The present invention is directed to provide an electronic cigarette with controllable dosage and a control method thereof to overcome the above-mentioned technical deficiencies.

The technical scheme of the invention is realized as follows: the utility model provides an electron cigarette of steerable dose, includes casing, stock solution chamber, atomizing device, battery, airflow sensor and control circuit, the stock solution chamber is used for storing the tobacco juice, the battery is used for providing the power for atomizing device and control circuit, airflow sensor is used for detecting the air current of breathing in, atomizing device is used for conducting the tobacco juice and heats the atomizing with the tobacco juice and become vapour state smog, atomizing device includes the unit that generates heat, control circuit includes mutual electric connection's microcontroller, power control unit, timing unit and energy statistics and conversion unit and indicating unit, be equipped with the preset parameter in the microcontroller, the preset parameter includes preset dose threshold value, power control unit is used for detecting and controlling the power size of the unit that generates heat, timing unit connects airflow sensor and for its accumulative total operating time, airflow sensor is when detecting the air current of breathing in, the power switch in the power control unit is turned on to supply power to the heating unit, the energy counting and converting unit is used for calculating consumed electric energy according to the power detected by the power control unit and the accumulated working time of the timing unit and converting the consumed electric energy into the smoke liquid consumed dose, the indicating unit comprises a buzzer or an LED indicating lamp or a vibrator, and the control circuit is configured as follows: when the electron cigarette was smoked, the air current sensor detected the air current of breathing in, power control unit opens switch promptly and supplies power for the heating unit, simultaneously timing unit begins the timing, power control unit detects the power of heating unit, energy statistics and conversion unit calculate the consumption electric energy and convert into the tobacco juice and consume the dose, when the tobacco juice consumed the dose and reach and predetermine dose threshold value, instruction unit sends the suggestion of sound or light or vibration.

Preferably, when the indication unit sends out a sound or light or vibration prompt, the microcontroller controls the power control unit to turn off the power switch to stop outputting the power to the heating unit.

Preferably, the preset dose threshold provided in the microcontroller comprises a preset single-mouth dose threshold, i.e. a preset dose threshold for each inhaled mouth of smoke.

Preferably, the preset dose threshold value arranged in the microcontroller comprises a preset total dose threshold value, namely a preset total dose threshold value of the smoke inhaled in unit time.

Preferably, the preset total dose threshold is a total dose threshold within 10 minutes or a total dose threshold within 24 hours.

Preferably, the control circuit further comprises a resistance value detection unit, the resistance value detection unit is used for detecting the resistance value change of the heating unit and transmitting the resistance value change value to the microcontroller, and the microcontroller controls the power control unit to perform constant power output control or constant voltage output control according to the resistance value change value.

Preferably, the control circuit further comprises a display unit, and the display unit is used for displaying the preset parameters and other real-time parameters.

Preferably, the airflow sensor is provided with three pins, wherein pin 1 is grounded, pin 2 is connected with an MIC signal end, the MIC signal end is used for connecting the microcontroller and the timing unit, and pin 3 is connected with a power supply BAT + signal end and is grounded after being connected with a capacitor C10 in series.

The other technical scheme of the invention is realized as follows: a control method of a dose-controllable electronic cigarette is applied to the dose-controllable electronic cigarette in the previous technical scheme, and comprises the following steps:

(1) presetting related preset parameters on the microcontroller, starting up the electronic cigarette, and automatically initializing the control circuit;

(2) the electronic cigarette is in a standby state;

(3) the airflow sensor detects whether the smoking airflow exists, if so, the next step is carried out, and if not, the previous step is returned;

(4) the microcontroller controls the power control unit to supply power to the heating unit;

(5) the timing unit performs timing according to the action of the airflow sensor;

(6) the power control unit detects the power;

(7) the energy counting and converting unit counts consumed electric energy according to the power and the timing of the timing unit and converts the consumed electric energy into the tobacco juice consumed dosage;

(8) judging whether the tobacco liquid consumption dose reaches a preset dose threshold value by the microcontroller, if so, entering the next step, and if not, returning to the step (3);

(9) and (5) the indicating unit emits a sound or light or vibration prompt, and then the step (3) is returned.

The invention also provides a technical scheme which is realized as follows: a control method of a dose-controllable electronic cigarette is applied to the dose-controllable electronic cigarette in the previous technical scheme, and comprises the following steps:

(1) presetting related preset parameters on the microcontroller, starting up the electronic cigarette, and automatically initializing the control circuit;

(2) the electronic cigarette is in a standby state;

(3) the airflow sensor detects whether the smoking airflow exists, if so, the next step is carried out, and if not, the previous step is returned;

(4) the microcontroller controls the power control unit to supply power to the heating unit;

(5) the timing unit performs timing according to the action of the airflow sensor;

(6) the power control unit detects the power;

(7) the energy counting and converting unit counts consumed electric energy according to the power and the timing of the timing unit and converts the consumed electric energy into the tobacco juice consumed dosage;

(8) judging whether the tobacco liquid consumption dose reaches a preset dose threshold value by the microcontroller, if so, entering the next step, and if not, returning to the step (3);

(9) the indicating unit emits sound or light or vibration prompt;

(10) the microcontroller controls the power control unit to stop outputting the power supply to the heating unit;

(11) and automatically shutting down the electronic cigarette.

The invention has the following beneficial effects: according to the dose-controllable electronic cigarette and the control method thereof, the amount of aerosol or smoke after atomization of the tobacco juice can be counted by calculating the electric energy consumption of the heating unit, so that the consumed dose of the tobacco juice is counted, a user is prompted or limited to eat the aerosol or smoke in a single mouth or too much in unit time, and adverse effects are avoided.

Drawings

Fig. 1 is a schematic structural diagram of a controllable dose electronic cigarette according to the present invention;

figure 2 is a functional block diagram of a control circuit of the electronic cigarette with controllable dosage according to the present invention;

figure 3 is a circuit diagram of an airflow sensor for a controlled dose electronic cigarette according to the present invention;

figure 4 is a first flowchart of a method for controlling a controllable dose electronic cigarette according to the present invention;

fig. 5 is a flowchart of a control method of the dose-controllable electronic cigarette according to the present invention.

Detailed Description

In order to make the objects, technical solutions and advantages of the present invention more apparent, the present invention is described in further detail below with reference to the accompanying drawings and embodiments. It should be understood that the specific embodiments described herein are merely illustrative of the invention and are not intended to limit the invention.

The cigarette liquid in the liquid storage cavity includes ordinary electronic cigarette liquid, liquid substances containing medicines, and the like.