WO2020143565A1 - Method and apparatus for acquiring intake quantity of target substance - Google Patents

Abstract

A method and apparatus for acquiring the intake quantity of a target substance, which relates to the technical field of smoking simulation. The method for acquiring the intake quantity of a target substance comprises: acquiring air intake quantity information of a predetermined air inlet channel of an electronic cigarette during a detection period (110); and on the basis of the air intake quantity information and the concentration of a target substance in an e-liquid, acquiring the intake quantity of the target substance during the detection period (120). The described invention solves the problem in the related technology wherein the physical health of a user is harmed when the user smokes using an electronic cigarette due to the user ingesting an excessive amount of a target substance; the invention provides a reference during the process of a user quitting smoking by using an electronic cigarette, and may help the user to stop smoking voluntarily.

Description

Method and device for acquiring intake of target substance Technical field

The present invention relates to the technical field of simulated smoking, and in particular to a method and device for obtaining the intake of a target substance.

Background technique

At present, as a substitute for tobacco products, e-cigarettes are more and more popular in the market because they have the characteristics of portable use and large amount of smoke.

However, some e-cigarette substrates (eg, liquid smoke) still contain nicotine components, and users of e-cigarettes should control their nicotine intake when using e-cigarettes for smoking to achieve the effect of quitting smoking. Therefore, how to allow e-cigarette users to obtain their nicotine intake, so as to control the frequency of smoking and control nicotine intake has become particularly important.

Summary of the invention

In order to solve the problem that the user ingests too much target substance during the smoking process of the electronic cigarette in the prior art, thereby harming the health of the body, the embodiments of the present invention provide a method and device for acquiring the intake amount of the target substance. The technical solution is as follows:

In a first aspect, a method for obtaining the intake of a target substance is provided. The method includes:

Obtain the intake air quantity information of the predetermined intake channel of the electronic cigarette in the detection period;

The intake amount of the target substance in the detection period is obtained according to the intake air amount information and the concentration of the target substance in the smoke liquid.

Optionally, the acquiring the intake amount of the target substance in the detection period according to the intake air amount information and the concentration of the target substance in the smoke liquid includes:

If the predetermined intake passage is the only intake passage in the electronic cigarette, the intake of the target substance is calculated using a first formula, the first formula is:

If the predetermined intake passage is one of the predetermined intake passages in the electronic cigarette, a second formula is used to calculate the intake of the target substance, and the second formula is:

Where X is the concentration of the target substance, K is the ratio of the mass of the atomization amount of the e-cigarette to the mass of the second preset amount of gas when a second preset amount of gas enters during the e-smoke process, and C is a constant ; A is the intake air quantity information of the predetermined intake passage in the detection period, J is the intake amount of the target substance in the detection period, S is the first preset amount of gas in the electronic cigarette enters The ratio of the intake air amount in the predetermined intake passage to the first preset amount.

Optionally, the acquiring the intake amount of the target substance in the detection period according to the intake air amount information and the concentration of the target substance in the smoke liquid includes:

Determine the total intake air amount of the electronic cigarette in the detection period according to the intake air amount information;

The intake amount of the target substance in the detection period is obtained according to the total intake air amount and the concentration of the target substance in the smoke liquid.

Optionally, the determining the total intake air volume of the electronic cigarette during the detection period according to the intake air volume information includes:

If the predetermined intake passage is the only intake passage in the electronic cigarette, determine the total intake amount by using the intake amount information;

If the predetermined intake passage is one of a plurality of intake passages in the electronic cigarette, the total intake amount is determined according to a preset ratio and the intake amount information, and the preset ratio is the When the first preset amount of gas enters the electronic cigarette, the ratio of the intake air amount in the predetermined intake passage to the first preset amount.

Optionally, the determining the total intake air volume of the electronic cigarette during the detection period according to the intake air volume information includes:

If the predetermined intake passage is the only intake passage in the electronic cigarette, determine the total intake amount by using the intake amount information;

If the predetermined intake passage is one of a plurality of intake passages in the electronic cigarette, the total intake amount is determined according to a preset ratio and the intake amount information, and the preset ratio is the When the first preset amount of gas enters the electronic cigarette, the ratio of the intake air amount in the predetermined intake passage to the first preset amount.

Optionally, the acquiring the intake amount of the target substance in the detection period according to the total intake air amount and the concentration of the target substance in the smoke liquid includes:

Calculate the intake of the target substance using a third formula, the first formula is:

Where X is the concentration of the target substance, K is the ratio of the mass of the atomization amount of the e-cigarette to the mass of the second preset amount of gas when a second preset amount of gas enters during the e-smoke process, and C is a constant ; V is the total intake of the electronic cigarette during the detection period, J is the intake of the target substance in the detection period, and S is when a first preset amount of gas enters the electronic cigarette The ratio of the intake air amount in the predetermined intake passage to the first preset amount.

Optionally, the detection period is when the airflow sensor starts detecting airflow until the airflow sensor detects airflow; or,

The detection period is from the cigarette button to the cigarette button is turned off; or,

The detection cycle is when the cigarette lighter button is turned on and the airflow sensor detects the airflow, and the cigarette lighter button is turned off or the airflow sensor detects the airflow end;

Or, every predetermined period of time during which the electronic cigarette is smoked is used as one detection cycle;

Wherein, the airway where the airflow sensor is located is connected with the mouthpiece of the electronic cigarette.

Optionally, in the detection cycle, if the intake of the target substance in the detection cycle reaches a single limit intake, the atomization work according to the cigarette lighter signal is stopped.

Optionally, after acquiring the intake of the target substance in the detection period, the method further includes:

Obtaining the total intake of the target substance in each detection period in the statistical period to obtain the intake of the target substance in the statistical period;

If the intake amount of the target substance reaches the cycle limit intake amount in the statistical period, display the first prompt information for indicating that the target substance intake amount is excessive, and/or control the electronic cigarette Shut down.

Optionally, the method further includes:

After the electronic cigarette is turned on, a fault self-test is performed, and/or, after the electronic cigarette is turned on, whether the electronic cigarette is installed with an atomizer is detected;

If a failure is detected or an atomizer is not installed, a second prompt message for prompting that the electronic cigarette is malfunctioning or not installed is displayed, and/or, the electronic cigarette is controlled to be shut down.

In a second aspect, a computer-readable storage medium is provided, where one or more instructions are stored in the computer-readable storage medium, and the one or more instructions are implemented when executed by a processor in an electronic cigarette. The method for obtaining an intake amount of a target substance according to one aspect and any embodiment of the first aspect.

According to a third aspect, a device for obtaining an intake of a target substance is provided, the device comprising:

Memory and processor;

At least one program instruction is stored in the memory;

The processor loads and executes the at least one program instruction to implement the first aspect and the method for obtaining an intake amount of a target substance according to any embodiment of the first aspect.

The beneficial effects brought by the technical solutions provided by the embodiments of the present invention are:

By acquiring the intake air quantity information of the predetermined intake channel of the electronic cigarette during the detection period; according to the intake air quantity information and the concentration of the target substance in the smoke liquid, the intake amount of the target substance in the detection period is obtained; related technologies are solved In the process of smoking by e-cigarettes, medium users ingest too much target substance, which is harmful to their health; it plays a reference role in the process of users using e-cigarettes to quit smoking, which can help users actively stop smoking.

BRIEF DESCRIPTION

In order to more clearly explain the technical solutions in the embodiments of the present invention, the drawings required in the description of the embodiments will be briefly introduced below. Obviously, the drawings in the following description are only some embodiments of the present invention. For those of ordinary skill in the art, without paying any creative work, other drawings can be obtained based on these drawings.

FIG. 1 is a method flowchart of a method for acquiring an intake amount of a target substance provided by an embodiment of the present invention;

2 is a method flowchart of a method for acquiring an intake of a target substance provided by another embodiment of the present invention.

detailed description

To make the objectives, technical solutions, and advantages of the present invention clearer, the following describes the embodiments of the present invention in further detail with reference to the accompanying drawings.

Please refer to FIG. 1, which illustrates a method flowchart of a method for acquiring an intake amount of a target substance provided by an embodiment of the present invention. As shown in FIG. 1, the method for obtaining the intake of the target substance may include:

Step 110: Obtain the intake air quantity information of the predetermined intake channel of the electronic cigarette during a single puff.

Among them, the present application may be a substance that harms human health in the smoke liquid, such as nicotine. This application uses the target substance as nicotine for illustration; in this implementation, the electronic cigarette uses each single smoking process as a detection cycle.

Optionally, the single puffing process involved in the present application starts from the detection of the airflow by the airflow sensor to the end of the airflow detected by the airflow sensor; or, the single puffing process involved in the present application is the cigarette lighter button on the electronic cigarette Turn on until the cigarette lighter button is turned off; or, the single pumping process involved in this application is that the cigarette lighter button is turned on and the airflow sensor detects airflow, and the cigarette lighter button is turned off or the airflow sensor detects that the airflow ends. Among them, the airway where the airflow sensor is located is connected to the mouthpiece of the electronic cigarette, and the airflow sensor can detect the airflow signal when the electronic cigarette user uses the electronic cigarette for smoking.

In one example, the predetermined intake passage involved in step 110 is the only intake passage in the electronic cigarette, and a gas flow detection device is provided in the predetermined intake passage; in another example, the predetermined intake passage involved in step 110 The channel is one of a plurality of intake channels in the electronic cigarette, and a gas flow detection device is provided inside the predetermined intake channel.

Wherein, the gas flow detection device may be a gas flow meter or an air flow sensor for detecting the flow rate of the air flow, which is not specifically limited in this embodiment. This application uses the gas flow rate detection device as a gas flow meter to illustrate.

Step 110 can be implemented in the following two ways:

The first method is to obtain the first detection value of the gas flowmeter in the predetermined airflow channel when the single pumping start is detected; to obtain the second detection value of the gas flowmeter at the end of the single pumping and to calculate the The difference between the detected value and the first detected value obtains the intake air quantity information of the predetermined airflow channel in a single suction process.

Second, the first detection value of the gas flowmeter in the predetermined airflow channel is obtained when the start of a single pumping is detected; during the single pumping process, the gas flow rate in the predetermined airflow channel is obtained every predetermined duration The second detected value of the meter, and calculating the difference between the second detected value and the first detected value to obtain the intake air quantity information of the predetermined airflow channel during a single suction process.

In step 120, according to the intake air quantity information and the concentration of the target substance in the smoke liquid, the intake amount of the target substance in the single smoking process is obtained.

Step 120 can be implemented in the following ways:

First, if the predetermined airflow channel involved in step 110 is the only air intake channel in the electronic cigarette, the first formula is used to calculate the intake of the target substance. The first formula is:

Where X is the concentration of the target substance in the smoke liquid, K is the ratio of the mass of the atomization amount of the electronic cigarette to the mass of the second preset amount of gas when a second preset amount of gas enters the electronic cigarette, and C is a constant; A is the intake air quantity information of the predetermined intake channel in the single pumping process, and J is the intake amount of the target substance in the single pumping process. C is set by the system developer, and C can be 0 or the correction value determined by the system developer for many experiments.

It should be noted that the value of K in this application can be set and stored in the electronic cigarette by the system developer, and determined by the system developer after many experiments.

Secondly, multiple intake channels are provided in the electronic cigarette, and the predetermined airflow channel involved in step 110 is one of the multiple intake channels in the electronic cigarette, then the second formula is used to calculate the The target substance intake, the second formula is:

Where X is the concentration of the target substance in the smoke liquid, K is the ratio of the mass of the atomization amount of the electronic cigarette to the mass of the second predetermined amount of gas when the second preset amount of gas enters the electronic cigarette, and S is the electronic cigarette When the first preset amount of gas enters, the ratio of the intake amount in the predetermined intake passage to the first preset amount; A is the intake amount information of the predetermined intake passage in a single suction process, and J is the single The intake of the target substance during the second pumping. C is set by the system developer, and C can be 0 or the correction value determined by the system developer for many experiments.

Thirdly, the total intake air volume of the electronic cigarette in a single puffing process is determined according to the intake air volume information obtained in step 110; according to the total intake air volume and the concentration of the target substance in the smoke liquid, the single puffing pump is acquired The intake of target substances during aspiration.

Optionally, the specific implementation of determining the total intake volume of the electronic cigarette in a single puffing process according to the intake volume information acquired in step 110 may be: if the predetermined intake channel is the only intake channel in the electronic cigarette, then Determine the total intake air amount in a single suction process by using the intake air amount information; if the predetermined intake air passage is one of a plurality of intake air passages, then determine the intake air amount information acquired in step 110 according to a preset ratio For the total intake air volume in a single puff, the preset ratio S is the ratio of the intake air volume in the predetermined intake channel to the first preset volume when a first preset volume of gas enters the electronic cigarette.

The specific implementation of determining the total intake air amount in a single suction process according to the preset ratio and the intake air amount information acquired in step 110 may be: calculating the ratio of the intake air amount acquired in step 110 to the preset ratio S , To get the total air intake in a single pumping process.

Optionally, according to the total intake air amount and the concentration of the target substance in the smoke liquid, the realization of acquiring the intake amount of the target substance in the single pumping process may be: according to the total intake air amount, the conversion coefficient K, the smoke The concentration X of the target substance in the liquid is used to calculate the intake of the target substance in a single pumping process, and the conversion coefficient K is the mass of the atomized amount of the electronic cigarette and the second The ratio of the mass of the preset amount of gas.

The specific implementation can be: using the third formula to calculate the intake of the target substance in a single pumping process, the third formula is:

Among them, B is the total air intake, C is a constant.

In summary, the method provided by the embodiment of the present invention obtains the intake air quantity information of the predetermined intake channel of the electronic cigarette in a single puffing process; according to the intake air quantity information and the concentration of the target substance in the smoke liquid, Obtain the intake of the target substance in the single smoking process; solve the problem of excessive intake of the target substance during the smoking process of the electronic cigarette by the user in the related technology, thereby harming the health of the user; To the reference function, it can help users actively stop smoking.

Please refer to FIG. 2, which shows a method flowchart of a method for acquiring an intake amount of a target substance provided by another embodiment of the present invention. As shown in FIG. 2, the method for obtaining the intake of the target substance may include:

Step 210: Acquire the intake air quantity information of the predetermined intake passage in the detection period in a single suction process.

Among them, the present application may be a substance that harms human health in the smoke liquid, such as nicotine. This application uses the target substance as nicotine for illustration. In this embodiment, the electronic cigarette is smoked and the detection period is every predetermined period as an example for illustration.

In one example, the predetermined intake passage involved in step 210 is the only intake passage in the electronic cigarette, and a gas flow detection device is provided in the predetermined intake passage; in another example, the predetermined intake passage involved in step 210 The channel is one of a plurality of intake channels in the electronic cigarette, and a gas flow detection device is provided inside the predetermined intake channel.

Wherein, the gas flow detection device may be a gas flow meter or an air flow sensor for detecting the flow rate of the air flow, which is not specifically limited in this embodiment. This application uses the gas flow rate detection device as a gas flow meter to illustrate.

The implementation of step 210 may be: acquiring the first detection value of the gas flow meter in the predetermined intake channel at the start time of the detection cycle in a single suction process; if the end time of the detection cycle is not reached, the stop pumping is detected Suction, the second detection value of the gas flow meter is obtained when the suction is stopped; if the suction is continued before the end time of the detection cycle is reached, the second detection value of the gas flow meter at the end time of the detection cycle is obtained; The difference between the second detection value and the first detection value is calculated to obtain the intake air amount information of the predetermined intake passage in the detection period.

The duration corresponding to the detection period can be set by the system developer. For example, the system developer can set the predetermined duration of the detection period to 1 second or 2 seconds.

Step 220: Acquire the intake amount of the target substance in the detection period according to the intake air amount information and the concentration of the target substance in the smoke liquid.

Step 220 can be implemented in the following ways:

First, if the predetermined airflow channel involved in step 210 is the only air intake channel in the electronic cigarette, the first formula is used to calculate the intake of the target substance. The first formula is:

Where X is the concentration of the target substance in the smoke liquid, K is the ratio of the mass of the atomization amount of the electronic cigarette to the mass of the second preset amount of gas when a second preset amount of gas enters the electronic cigarette, and C is a constant; A is the intake air amount information of the predetermined intake passage in the detection period, and J is the intake amount of the target substance in the detection period. C is set by the system developer, and C can be 0 or the correction value determined by the system developer for many experiments.

It should be noted that the value of K in this application can be set and stored in the electronic cigarette by the system developer, and determined by the system developer after many experiments.

Second, the predetermined airflow channel involved in step 210 is one of the multiple air intake channels in the electronic cigarette, and the implementation of step 220 may be: use the second formula to calculate the intake of the target substance in the detection period , The second formula is:

Where X is the concentration of the target substance in the smoke liquid, K is the ratio of the mass of the atomization amount of the electronic cigarette to the mass of the second predetermined amount of gas when the second preset amount of gas enters the electronic cigarette, and S is the electronic cigarette When the first preset amount of gas enters, the ratio of the intake amount in the predetermined intake passage to the first preset amount, C is a constant; A is the intake amount information of the predetermined intake passage in the detection period, J It is the intake of the target substance in the detection period. C is set by the system developer, and C can be 0 or the correction value determined by the system developer for many experiments.

Third, determine the total intake air volume of the e-cigarette during the detection period based on the intake air volume information acquired in step 210; based on the total intake air volume and the concentration of the target substance in the smoke liquid, obtain the photograph of the target substance in the detection cycle The amount. For details, refer to the implementation in the third implementation manner in step 110, and details are not described here one by one.

Optionally, in a single smoking process, the cumulative intake of the electronic cigarette user and/or the cumulative intake of the target substance in the current statistical period may be updated according to the intake of the target substance in the detection period. The duration corresponding to the statistical period is greater than the duration of the detection period. The duration corresponding to the statistical period may be set by the system developer, for example, the statistical period may be one day or one week.

Optionally, the total intake amount of the target substance in each detection period in the single pumping process may be calculated to obtain the intake amount of the target substance in the single pumping process.

In summary, the method provided by the embodiment of the present invention obtains the intake air quantity information of the predetermined intake channel in each detection cycle in a single suction process; according to the intake air quantity information and the target substance in the smoke liquid The concentration of the target substance is obtained during the detection period; it solves the problem of excessive intake of target substances during the smoking of electronic cigarettes by users in related technologies, thereby harming health; To the reference function, it can help users actively stop smoking.

In any example of the above embodiment, if it is detected that the intake of the target substance during the single puff reaches a single limit intake during a single puff, then the atomization according to the cigarette lighter signal is stopped Work, and/or, display a reminder message to remind that the single pumping volume is too large.

Among them, the single limit intake can be set by the system developer or can be customized by the user; the prompt information can be displayed in the form of vibration, light indicator, text prompt, etc. This embodiment does not specifically limit this .

In any example of the above embodiment, the total intake of target substances in each detection period in the statistical period is obtained to obtain the intake of target substance in the statistical period; if the intake of target substance in the statistical period reaches the cycle limit For the intake, it displays the first prompt message for prompting the intake of the target substance is excessive, and/or, controls the electronic cigarette to shut down.

It should be noted that if the intake of the target substance reaches the cycle limit intake during the statistical period, the first prompt message can be displayed first, and then the electronic cigarette can be controlled to shut down.

Optionally, before controlling the electronic cigarette to shut down, display a third prompt message for prompting that the target substance intake is too much during the statistical period and is about to shut down; when the confirmation shutdown signal is detected, control the electronic cigarette to shut down; When the shutdown signal is denied, the first prompt information or the third prompt information is no longer displayed according to the intake of the target substance in the statistical period during the statistical period.

In any of the examples of the above embodiments, the electronic cigarette performs a self-test of failure after being turned on, and/or, after the electronic cigarette is turned on, detects whether the electronic cigarette is equipped with an atomizer; if a failure is detected or it is detected that the atomizer is not installed, then Displaying a second prompt message for prompting the electronic cigarette to malfunction or not installing an atomizer, and/or controlling the electronic cigarette to shut down. If no fault is detected and it is detected that the atomizer is installed, the atomizer can be controlled according to the cigarette lighter signal to perform atomization work, and perform several steps as shown in FIG. 1 or FIG. 2.

It should be noted that if a fault is detected or an atomizer is not installed, the second prompt message can be displayed first to control the electronic cigarette to shut down.

Optionally, the electronic cigarette is provided with a load access circuit, and the atomizer can be electrically connected to the load access circuit when the electronic cigarette body is installed, and the electronic cigarette can determine whether to install the atomizer through the load access circuit. In actual implementation, the e-cigarette can also detect whether the e-cigarette is equipped with an atomizer in other ways, for example, the body of the e-cigarette is provided with a detection button, and the detection button and the processor in the e-cigarette; the atomizer is installed to the body of the e-cigarette When the detection button is not pressed, it is determined that the electronic cigarette is not equipped with an atomizer. It is also possible to detect whether the electronic cigarette is equipped with an atomizer in other ways, which will not be repeated in this application.

An embodiment of the present invention also provides a computer-readable storage medium that stores one or more instructions, and the one or more instructions are implemented when executed by a processor in an electronic cigarette The method for obtaining the intake amount of the target substance in any of the above embodiments.

An embodiment of the present invention further provides an intake device for acquiring a target substance. The control device includes: a memory and a processor; at least one program instruction is stored in the memory; Said at least one program instruction to realize the method for obtaining the intake amount of the target substance involved in any of the above embodiments.

The terms "first" and "second" are used for description purposes only, and cannot be understood as indicating or implying relative importance or implying the number of indicated technical features. Thus, the defined "first" and "second" features may explicitly or implicitly include one or more of the features. In the description of the present invention, unless otherwise stated, "plurality" means two or more.

A person of ordinary skill in the art may understand that all or part of the steps for implementing the above-mentioned embodiments may be completed by hardware, or may be completed by a program instructing related hardware. The program may be stored in a computer-readable storage medium. The mentioned storage medium may be a read-only memory, a magnetic disk or an optical disk, etc.

The above are only preferred embodiments of the present invention and are not intended to limit the present invention. Any modification, equivalent replacement, improvement, etc. within the spirit and principle of the present invention should be included in the protection of the present invention Within range.

Claims (11)

A method for obtaining the intake of a target substance, characterized in that the method includes: Obtain the intake air quantity information of the predetermined intake channel of the electronic cigarette in the detection period; The intake amount of the target substance in the detection period is obtained according to the intake air amount information and the concentration of the target substance in the smoke liquid. The method according to claim 1, wherein the acquiring the intake amount of the target substance in the detection period according to the intake air amount information and the concentration of the target substance in the smoke liquid includes: If the predetermined intake passage is the only intake passage in the electronic cigarette, the intake of the target substance is calculated using a first formula, the first formula is:

If the predetermined intake passage is one of the predetermined intake passages in the electronic cigarette, a second formula is used to calculate the intake of the target substance, and the second formula is:

Where X is the concentration of the target substance, K is the ratio of the mass of the atomization amount of the e-cigarette to the mass of the second preset amount of gas when a second preset amount of gas enters during the e-smoke process, and C is a constant ; A is the intake air quantity information of the predetermined intake passage in the detection period, J is the intake amount of the target substance in the detection period, S is the first preset amount of gas in the electronic cigarette enters The ratio of the intake air amount in the predetermined intake passage to the first preset amount. The method according to claim 2, wherein the determining the total intake air volume of the electronic cigarette during the detection period according to the intake air volume information includes: If the predetermined intake passage is the only intake passage in the electronic cigarette, determine the total intake amount by using the intake amount information; If the predetermined intake passage is one of a plurality of intake passages in the electronic cigarette, the total intake amount is determined according to a preset ratio and the intake amount information, and the preset ratio is the When the first preset amount of gas enters the electronic cigarette, the ratio of the intake air amount in the predetermined intake passage to the first preset amount. The method according to claim 1, wherein the acquiring the intake amount of the target substance in the detection period according to the intake air amount information and the concentration of the target substance in the smoke liquid includes: Determine the total intake air amount of the electronic cigarette in the detection period according to the intake air amount information; The intake amount of the target substance in the detection period is obtained according to the total intake air amount and the concentration of the target substance in the smoke liquid. The method according to claim 3, wherein the acquiring the intake amount of the target substance in the detection period according to the total intake air amount and the concentration of the target substance in the smoke liquid includes: Calculate the intake of the target substance using a third formula, the first formula is:

Where X is the concentration of the target substance, K is the ratio of the mass of the atomization amount of the e-cigarette to the mass of the second preset amount of gas when a second preset amount of gas enters during the e-smoke process, and C is a constant ; B is the total intake of the electronic cigarette during the detection period, J is the intake of the target substance in the detection period, and S is when a first preset amount of gas enters the electronic cigarette The ratio of the intake air amount in the predetermined intake passage to the first preset amount. The method of claim 1, wherein: The detection period is when the airflow sensor starts detecting airflow until the airflow sensor detects airflow; or, The detection period is from the cigarette button to the cigarette button is turned off; or, The detection cycle is when the cigarette lighter button is turned on and the airflow sensor detects the airflow, and the cigarette lighter button is turned off or the airflow sensor detects the airflow end; Or, every predetermined period of time during which the electronic cigarette is smoked is used as one detection cycle; Wherein, the airway where the airflow sensor is located is connected with the mouthpiece of the electronic cigarette. The method according to claim 1, wherein the detection period is a single pumping process, and the method further comprises: During the single puffing process, if the intake of the target substance during the single puffing process reaches a single limit intake, the atomization work according to the cigarette lighter signal is stopped. The method according to claim 1, wherein after acquiring the intake of the target substance in the detection period, the method further comprises: Obtaining the total intake of the target substance in each detection period in the statistical period to obtain the intake of the target substance in the statistical period; If the intake amount of the target substance reaches the cycle limit intake amount in the statistical period, display the first prompt information for indicating that the target substance intake amount is excessive, and/or control the electronic cigarette Shut down. The method according to claim 1, wherein the method further comprises: After the electronic cigarette is turned on, a fault self-test is performed, and/or, after the electronic cigarette is turned on, whether the electronic cigarette is installed with an atomizer is detected; If a failure is detected or an atomizer is not installed, a second prompt message for prompting that the electronic cigarette is malfunctioning or not installed is displayed, and/or, the electronic cigarette is controlled to be shut down. A computer-readable storage medium storing one or more instructions in the computer-readable storage medium, wherein the one or more instructions are executed by a processor in an electronic cigarette to implement claim 1 The method for obtaining an intake amount of a target substance according to any one of 9 to 9. A device for obtaining an intake of a target substance, characterized in that the device includes: Memory and processor; At least one program instruction is stored in the memory; The processor loads and executes the at least one program instruction to implement the method for obtaining an intake amount of a target substance according to any one of claims 1 to 9.

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