WO2021208908A1

WO2021208908A1 - Smoking set and control method therefor

Info

Publication number: WO2021208908A1
Application number: PCT/CN2021/086914
Authority: WO
Inventors: 卢志明; 胡瑞龙; 陈伟; 徐中立; 李永海
Original assignee: 深圳市合元科技有限公司
Priority date: 2020-04-14
Filing date: 2021-04-13
Publication date: 2021-10-21
Also published as: US20230157362A1; CN113519908A; EP4136993A1; EP4136993A4

Abstract

Provided are a smoking set (10) and a control method therefor. The smoking set (10) comprises a chamber (12) and a heater (11); a cover (16); a driving apparatus (15) configured to drive the cover (16) to move relative to the chamber (12), so as to open or cover the chamber (12); a first detection apparatus (13) arranged downstream of the cover (16) and configured to detect whether there is a cigarette to be inserted into the chamber (12), wherein if it is detected that there is a cigarette to be inserted into the chamber (12), a cigarette insertion signal is output; and a controller configured to acquire the cigarette insertion signal, and control, according to the cigarette insertion signal, the driving apparatus (15) to drive the cover (16) to move relative to the chamber (12), so as to open the chamber (12), such that a cigarette can be inserted into the chamber (12). Therefore, a user is not required to manually slide the cover (16) to open the chamber (12), thereby simplifying the operation of the smoking set (10), and improving the user experience.

Description

Smoking set and its control method

This application claims the priority of a Chinese patent application filed with the Chinese Patent Office on April 14, 2020, the application number is 2020102916412, and the invention title is "Smoking Set and Its Control Method", the entire content of which is incorporated into this application by reference.

Technical field

This application relates to the field of smoking devices, and in particular to a smoking device and a control method thereof.

Background technique

Smoking articles such as cigarettes and cigars burn tobacco during use to produce smoke. Attempts have been made to provide alternatives to these tobacco-burning articles by producing products that release compounds without burning. Examples of such products are so-called heat-not-burn products, which release compounds by heating the tobacco instead of burning the tobacco.

The patent publication number CN209202153U discloses a low-temperature smoking appliance. The low-temperature smoking appliance is turned on or off by an opening and closing switch. When the flue opening is open, the power device drives the sliding door so that the flue hole on the sliding door coincides with the flue opening; at the flue opening In the closed state, the power unit drives the sliding door to stagger the flue hole and the flue opening so that the sliding door closes the flue opening.

The problem with this solution is that heating needs to be started by pressing a button, and the operation process of the smoking appliance is relatively cumbersome, which reduces user experience.

Summary of the invention

The present application provides a smoking appliance and a control method thereof, aiming to solve the problem that the existing smoking appliance has a relatively complicated operation process and reduces the user experience.

In one aspect, the present application provides a smoking article, including a cavity and a heater, the heater is used to heat the cigarettes removably placed in the cavity to generate an aerosol for smoking; further including:

Cover

A driving device for driving the cover to move relative to the chamber to open or cover the chamber;

The first detection device is arranged downstream of the cover; the first detection device is used to detect whether there is a cigarette to be inserted into the chamber; if a cigarette is detected to be inserted into the chamber, the cigarette is output Insert signal

The controller is configured to: obtain the cigarette insertion signal; according to the cigarette insertion signal, control the driving device to drive the cover to move relative to the chamber to open the chamber, so that the cigarette Can be inserted into the chamber.

Another aspect of the present application provides a method for controlling smoking articles, and the method includes:

Acquiring a cigarette insertion signal output by the first detection device;

According to the cigarette insertion signal, the driving device is controlled to drive the cover to move relative to the cavity to open the cavity so that the cigarette can be inserted into the cavity.

In the smoking appliance and its control method provided in the present application, when a cigarette is detected to be inserted into the cavity through the detection device, the driving device can be controlled to drive the cover to move relative to the cavity to open the cavity, so that the cigarette can be inserted into the cavity; The user manually slides the cover to open the chamber, which simplifies the operation of the smoking device and improves the user experience.

Description of the drawings

One or more embodiments are exemplified by the pictures in the corresponding drawings. These exemplified descriptions do not constitute a limitation on the embodiments. The elements with the same reference numerals in the drawings are denoted as similar elements. Unless otherwise stated, the figures in the drawings do not constitute a limit to the scale.

Fig. 1 is a schematic diagram of a smoking set provided by an embodiment of the present application;

Fig. 2 is a schematic cross-sectional view of a smoking set provided by an embodiment of the present application;

Fig. 3 is a schematic diagram of the smoking set after removing the upper cover provided by the embodiment of the present application;

Fig. 4 is a partial enlarged schematic diagram of Fig. 3;

FIG. 5 is a schematic diagram of a first detection device provided by an embodiment of the present application;

FIG. 6 is a schematic diagram of the smoking set after removing the upper cover, the front cover, and the first detection device according to the embodiment of the present application;

Fig. 7 is a partial enlarged schematic diagram of Fig. 6;

FIG. 8 is a schematic diagram of a driving device provided by an embodiment of the present application;

FIG. 9 is a schematic flowchart of a smoking set control method provided by an embodiment of the present application;

FIG. 10 is a schematic diagram of another flow chart of the smoking set control method provided by the embodiment of the present application.

Detailed ways

In order to facilitate the understanding of the application, the application will be described in more detail below with reference to the drawings and specific implementations. It should be noted that when an element is expressed as being "fixed to" another element, it can be directly on the other element, or there may be one or more elements in between. When an element is said to be "connected" to another element, it can be directly connected to the other element, or there may be one or more intervening elements in between. The terms "upper", "lower", "left", "right", "inner", "outer" and similar expressions used in this specification are for illustrative purposes only.

Unless otherwise defined, all technical and scientific terms used in this specification have the same meaning as commonly understood by those skilled in the technical field of this application. The terms used in this specification in the specification of this application are only for the purpose of describing specific implementations, and are not used to limit the application. The term "and/or" used in this specification includes any and all combinations of one or more related listed items.

The first embodiment

As shown in Figures 1 to 8, the first embodiment of the present application provides a smoking set 10, which includes a heater 11, a chamber 12, a first detection device 13, a second detection device 14, and a drive The device 15, the cover 16, the power supply device 17, the printed circuit board (PCB, Printed Circuit Board) 18, and the controller.

The heater 11 is used to heat the cigarettes removably placed in the cavity 12 to generate aerosol for smoking. The cigarette contains an aerosol-forming substrate, and is used with the smoking article 10 to volatilize at least one component of the aerosol-forming substrate.

An aerosol-forming substrate is a substrate capable of releasing volatile compounds that can form an aerosol. Such volatile compounds can be released by heating the aerosol to form a matrix. The aerosol-forming substrate can be solid or liquid or include solid and liquid components. The aerosol-forming substrate can be adsorbed, coated, impregnated or otherwise loaded onto the carrier or support.

The aerosol-forming substrate may include nicotine. The aerosol-forming substrate may include tobacco, for example, may include a tobacco-containing material containing volatile tobacco flavor compounds that are released from the aerosol-forming substrate when heated. A preferred aerosol-forming substrate may include a homogeneous tobacco material, such as deciduous tobacco. The aerosol-forming substrate may include at least one aerosol-forming agent, and the aerosol-forming agent may be any suitable known compound or mixture of compounds. In use, the compound or mixture of compounds is beneficial to stabilize the formation of aerosol, And it is basically resistant to thermal degradation at the operating temperature of the aerosol generating system. Suitable aerosol forming agents are well known in the art and include, but are not limited to: polyols, such as triethylene glycol, 1,3-butanediol, and glycerol; esters of polyols, such as glycerol mono-, di- or triacetate ; And fatty acid esters of mono-, di- or polycarboxylic acids, such as dimethyl dodecanedioate and dimethyltetradecanedioate. Preferred aerosol forming agents are polyhydric alcohols or mixtures thereof, such as triethylene glycol, 1,3-butanediol and most preferably glycerol.

The heater 11 can be a central heating method (directly contacting the aerosol-forming substrate through the outer circumference of the heating body) and peripheral heating method (a cylindrical heating body wraps the aerosol-forming substrate). The heater can also be heated by heat conduction, electromagnetic induction, chemical One or more of reaction, infrared action, resonance, photoelectric conversion, and photothermal conversion heat the aerosol-forming substrate to generate aerosol for inhalation.

The following description takes heater 11 as an infrared heater:

The infrared heater 11 includes a substrate and an infrared electric heating coating (not shown in the drawings).

The substrate may be cylindrical, prismatic, or other cylindrical shapes, and is preferably cylindrical. A cavity 12 is formed inside the base body, and the upper cover 101 of the smoking set 10 is provided with a through hole corresponding to the cavity 12 through which cigarettes can be removed or inserted into the cavity 12.

The infrared electrothermal coating is formed on the outer surface of the substrate. The infrared electrothermal coating receives power from the power supply device 17 through the electrodes to generate heat, and transfer the generated heat to the cigarette inserted into the cavity 12 at least in the form of infrared radiation.

The power supply device 17 provides power for operating the smoking set 10. For example, the power supply device 17 may provide power to heat the heater 11, and may provide power required to operate the controller. The power supply device 17 may be, but is not limited to, a lithium iron phosphate (LiFePO4) battery. For example, the power supply device 17 may be a lithium cobalt oxide (LiCoO2) battery or a lithium titanate battery. The power supply device 17 may be a rechargeable battery or a disposable battery.

The printed circuit board (PCB, Printed Circuit Board) 18 may be an integrated but not limited to the controller, the second detection circuit in the first detection device 13 and the first detection circuit in the second detection device 14.

The controller can control the overall operation of the smoking set 10. In detail, the controller not only controls the operation of the power supply device 17 and the heater 11, but also controls the operation of other elements in the smoking set 10. In addition, the controller can determine whether the smoking set 10 can be operated by checking the state of the components of the smoking set 10.

The controller includes at least one processor. The processor may include a logic gate array, or may include a combination of a general-purpose microprocessor and a memory storing programs executable in the microprocessor. In addition, those skilled in the art should understand that the controller may include another type of hardware.

Please understand with reference to FIGS. 3 to 5. FIG. 3 is a schematic diagram of the smoking set 10 with the upper cover 101 removed, FIG. 4 is a partial enlarged schematic diagram of FIG. 3, and FIG. 5 is a schematic diagram of the first detection device.

The first detection device 13 is arranged downstream of the cover 16. The first detection device 13 includes a first elastic sheet 131, a second elastic sheet 132, and a second detection circuit;

One end of the first elastic sheet 131 and one end of the second elastic sheet 132 form a through hole for inserting or removing cigarettes, and the controller is electrically connected to the first elastic sheet 131 and the second elastic sheet 132 through a second detection circuit;

When the cigarette is not inserted into the through hole, the end of the first elastic piece 131 and the end of the second elastic piece 132 are in contact, that is, embraced together, so that the second detection circuit, the first elastic piece 131 and the second A path for current to pass is formed between the elastic sheets 132;

When the cigarette is inserted into the through hole, the end of the first elastic piece 131 and the end of the second elastic piece 132 move to both sides, so that the end of the first elastic piece 131 and the second elastic piece 132 The ends are not in contact, and an open circuit through which no current flows is formed between the second detection circuit, the first elastic sheet 131 and the second elastic sheet 132.

It should be noted that the upstream and downstream in this embodiment are based on the aerosol flow direction as an example. As shown in the dotted arrow in Figure 2, one end of the arrow is downstream and the other end is upstream.

Please refer to FIG. 2 for understanding, the second detection device 14 includes a contact piece 141, a conductive pillar 142, and a first detection circuit;

The contact piece 141 and the conductive pillar 142 are both arranged at the upstream end of the chamber 12, and the controller is electrically connected to the contact piece 141 and the conductive pillar 142 through the first detection circuit;

When the cigarette is inserted into the cavity 12 not in place, the contact piece 141 does not contact the conductive pillar 142, so that an open circuit without current passing is formed between the first detection circuit, the contact piece 141 and the conductive pillar 142;

When the cigarette is inserted into the cavity 12 in place, the contact piece 141 moves downward to contact the conductive pillar 142, so that a current path is formed between the first detection circuit, the contact piece 141 and the conductive pillar 142.

Please understand with reference to FIGS. 6-8. FIG. 6 is a schematic diagram of the smoking set 10 after removing the upper cover 101, the front cover, and the first detection device 13, FIG. 7 is a partial enlarged schematic view of FIG. 6, and FIG. 8 is a schematic diagram of the driving device 15.

The driving device 15 is a rotating electromagnet and includes a shaft core 151 and a rotating rod 152. The rotating rod 152 is movably connected with the hole 161 of the cover 16, and the shaft core 151 can drive the rotating rod 152 to move along the lateral direction of the smoking device 10, thereby driving the cover 16 to move along the lateral direction of the smoking device 10 to open or cover the cavity 12.

In an example, the first detection device 13 is used to detect whether there is a cigarette to be inserted into the cavity 12; if a cigarette is detected to be inserted into the cavity 12, it outputs a cigarette insertion signal;

The controller is configured to: obtain the cigarette insertion signal; according to the cigarette insertion signal, control the driving device 15 to drive the cover 16 to move relative to the cavity 12 to open the cavity 12 so that the cigarette can be inserted into the cavity Room 12.

In this example, when a cigarette is inserted into the through hole formed by one end of the first elastic piece 131 and one end of the second elastic piece 132 through the upper cover 101 of the smoking set 10, the end of the first elastic piece 131 and the second elastic piece 132 The end of the sheet 132 moves to both sides, so that the end of the first elastic sheet 131 and the end of the second elastic sheet 132 do not contact, and the second detection circuit, the first elastic sheet 131 and the second elastic sheet 132 An open circuit without current flow is formed. The output terminal of the second detection circuit outputs a level signal (for example, a low level signal). After the controller obtains the level signal, it can control the driving device 15 to drive the cover 16 to move relative to the chamber 12 to open the chamber 12, and then The cigarette can be inserted into the cavity 12 through the through hole formed by one end of the first elastic sheet 131 and one end of the second elastic sheet 132.

In an example, the second detection device 14 is used to detect whether the cigarette insertion cavity 12 is in place; if it is detected that the cigarette insertion cavity 12 is in place, output a cigarette insertion in place signal;

The controller is further configured to: obtain the cigarette insertion in-position signal; according to the cigarette insertion in-position signal, control the heater 11 to start heating.

When the cigarette is inserted into the cavity 12 through the through hole formed by one end of the first elastic piece 131 and one end of the second elastic piece 132, if the cigarette is inserted into the cavity 12 in place, the contact piece 141 will move down and the conductive post 142 Contact, so that a path for current to pass is formed between the first detection circuit, the contact piece 141 and the conductive pillar 142. The output terminal of the first detection circuit outputs a level signal (for example, a high level signal). After obtaining the level signal, the controller controls the heater 11 to start heating.

Specifically, the temperature change curve of the heater 11 over time generally includes a heating phase, a heat preservation phase, and a suction phase.

During the heating phase, the temperature of the heater 11 is increased from the initial temperature T0 (or ambient temperature) to the preset target temperature T1. The preset target temperature T1 is set so that the desired volatile compound vaporizes from the aerosol-forming substrate, while the undesired compound with a higher vaporization temperature will not vaporize. Generally, the preset target temperature T1 may be 200°C-400°C.

In the heat preservation stage, the temperature of the heater 11 is kept at the preset target temperature T1 for a period of time, so that the aerosol-forming substrate is fully preheated, and the user's suction taste is improved.

The duration of the heating phase is t0 to t1, the duration of the heat preservation phase is t1 to t2, and t0 to t2 are the preheating time of the heater 11. Generally, the preheating time of the heater 11 is 5 seconds to 30 seconds.

The suction stage, that is, the user can suck the aerosol generated by the heating of the aerosol generating device 10. At this stage, the temperature of the heater 11 is maintained within a certain preset temperature range or at a certain preset temperature for a period of time.

When the cigarette is inserted in place, the controller controls the heater 11 to start heating, that is, it enters the heating stage.

Further, the first detecting device 13 is also used for outputting a cigarette pulling out signal if it is detected that the cigarette is pulled out of the cavity 12 after the heater 11 finishes heating;

The controller is further configured to: obtain the cigarette withdrawal signal; according to the cigarette withdrawal signal, control the driving device 15 to drive the cover 16 to move relative to the chamber 12 to cover the chamber 12.

After the heater 11 is controlled to start heating, if the heater 11 finishes heating (for example, after the end of smoking), the user pulls the cigarette out of the cavity 12, and the controller automatically controls the driving device 15 to drive the cover 16 to cover the cavity 12. Avoid foreign objects from entering the chamber 12.

In one example, the second detection device 14 is also used to output a signal that the cigarette is not inserted properly if it is detected that the cigarette insertion chamber 12 is not in place after the heater 11 starts heating;

The controller is also configured to: obtain the signal of the cigarette not being inserted in place; according to the signal of the cigarette being not inserted in place, control the heater 11 to stop heating and record the heating time that the heater 11 has completed.

After the heater 11 starts heating, if the cigarette is accidentally toggled (it can be any stage of the heating stage, the heat preservation stage, and the suction stage), the cigarette is inserted into the cavity 12 not in place, that is, the contact piece 141 and the conductive post 142 is not in contact, so that an open circuit is formed between the first detection circuit, the contact piece 141, and the conductive pillar 142; After the level signal, the heater 11 is controlled to stop heating and the heating time that the heater 11 has completed is recorded.

Further, the controller is further configured to: generate first prompt information after the heater 11 stops heating;

Smoking set 10 also includes:

The first prompt module is configured to obtain the first prompt information to prompt the user that there is an abnormality in the position of the cigarette.

After the heater 11 starts heating, if the cigarette is accidentally toggled, causing the heater 11 to stop heating, the user can be reminded of the abnormal position of the cigarette by means of vibration, light or sound, so that the user can re-insert the cigarette into the cavity 12 In place.

Further, the second detection device 14 is also used for outputting a cigarette reinsertion signal if it is detected that the cigarette is reinserted into the cavity 12 within the first preset time after the heater 11 stops heating;

The controller is also configured to: obtain the signal of reinsertion of the cigarette; calculate the remaining heating time of the heater 11 according to the heating time that the heater 11 has completed; according to the signal of the reinsertion of the cigarette and heating For the remaining heating time of the device 11, the heater 11 is controlled to heat.

After the heater 11 starts heating, if the cigarette is accidentally toggled, the heater 11 will stop heating. If the user reinserts the cigarette into the cavity 12 in place, the cigarette can continue to be heated, without the user having to restart the button to start heating, which further simplifies the operation of the smoking appliance and improves the user experience.

After the heater 11 is controlled to restart heating, if the heater 11 finishes heating (for example, after the end of smoking), the user pulls the cigarette out of the cavity 12, and the controller automatically controls the driving device 15 to drive the cover 16 to cover the cavity 12 ,Avoid foreign objects from entering the chamber 12.

Further, the first detection device 13 is also used for outputting a cigarette pulling out signal if it is detected that the cigarette is pulled out of the cavity 12 after the heater 11 stops heating;

During the heating process of the heater 11, if the cigarette is accidentally toggled (causing the heater 11 to stop heating) and is pulled out of the chamber 12, the controller automatically controls the driving device 15 to drive the cover 16 to cover the chamber 12.

Further, the controller is also configured to: after the cover 16 has covered the cavity 12, stop controlling the driving device 15 to drive the cover 16 to move relative to the cavity 12 within a second preset time to open the cavity 12 .

After the cigarette is accidentally pulled out of the chamber 12 and the cover 16 covers the chamber 12, the cover 16 no longer opens the chamber 12 within the second preset time (at this time, the controller can receive the output of the first detection device 13 The cigarette insertion signal is not processed, or the controller does not receive the cigarette insertion signal output by the first detection device 13).

Further, the controller is further configured to generate second prompt information after the cover 16 has covered the cavity 12;

The smoking set 10 further includes:

The second prompt module is used to obtain the second prompt information to prompt the user to replace the cigarette.

After the cigarette is accidentally pulled out of the chamber 12 and the cover 16 covers the chamber 12, the user can be prompted to replace the cigarette through vibration, light, or sound to prevent the user from re-inserting the old cigarette and ensure the taste of the user during use .

Second embodiment

As shown in FIG. 9, the second embodiment of the present application provides a method for controlling a smoking set. For the specific structure of the smoking set 10, please refer to the content of the first embodiment, which will not be repeated here.

The control method of the smoking appliance includes:

Step S10: Obtain a cigarette insertion signal output by the first detection device.

Step S11: According to the cigarette insertion signal, control the driving device to drive the cover to move relative to the cavity to open the cavity, so that the cigarette can be inserted into the cavity.

Specifically, when a cigarette is inserted into the through hole formed by one end of the first elastic sheet 131 and one end of the second elastic sheet 132 through the upper cover 101 of the smoking set 10, the end of the first elastic sheet 131 and the second elastic sheet 132 The end of the first elastic piece 131 and the end of the second elastic piece 132 are not in contact with each other, and the second detection circuit, the first elastic piece 131, and the second elastic piece 132 are formed without contact. Open circuit through which current flows. The output terminal of the second detection circuit outputs a level signal (for example, a low level signal). After the controller obtains the level signal, it can control the driving device 15 to drive the cover 16 to move relative to the chamber 12 to open the chamber 12, and then The cigarette can be inserted into the cavity 12 through the through hole formed by one end of the first elastic sheet 131 and one end of the second elastic sheet 132.

In an example, the method further includes (not shown in the drawings):

Step S12: Obtain the cigarette insertion position signal output by the second detection device;

Step S13: Control the heater to start heating according to the signal of the cigarette insertion in place.

Specifically, when a cigarette is inserted into the cavity 12 through the through hole formed by one end of the first elastic piece 131 and one end of the second elastic piece 132, if the cigarette is inserted into the cavity 12 in place, the contact piece 141 moves down and The conductive pillar 142 is in contact, so that a path for current to pass is formed between the first detection circuit, the contact piece 141 and the conductive pillar 142. The output terminal of the first detection circuit outputs a level signal (for example, a high level signal). After obtaining the level signal, the controller controls the heater 11 to start heating.

The temperature change curve of the heater 11 over time generally includes a heating phase, a heat preservation phase, and a suction phase.

In an example, the method further includes (not shown in the drawings):

Step S1411, obtaining a cigarette pull-out signal output by the first detection device;

Step S1412, according to the cigarette extraction signal, control the driving device to drive the cover to move relative to the chamber to cover the chamber.

Specifically, after the heater 11 is controlled to start heating, if the heater 11 finishes heating (for example, after the end of smoking), the user pulls the cigarette out of the cavity 12, and the controller automatically controls the driving device 15 to drive the cover 16 to cover the cavity. The chamber 12 prevents foreign objects from entering the chamber 12.

In an example, the method further includes (not shown in the drawings):

Step S1421: Obtain the signal that the cigarette is not inserted properly outputted by the second detecting device;

Step S1422, according to the signal that the cigarette is not inserted in place, control the heater to stop heating and record the heating time that the heater has completed.

Specifically, after the heater 11 starts heating, if the cigarette is accidentally toggled (it can be any stage of the heating stage, the heat preservation stage, and the suction stage), the cigarette is inserted into the cavity 12 not in place, that is, the contact piece 141 No contact with the conductive pillar 142, so that a current-free open circuit is formed between the first detection circuit, the contact piece 141, and the conductive pillar 142; the output terminal of the first detection circuit outputs a level signal (for example, a low level signal), and the controller After obtaining the level signal, the heater 11 is controlled to stop heating and the heating time that the heater 11 has completed is recorded.

Further, if the heater 11 stops heating, the user can also be reminded of the abnormal position of the cigarette by means of vibration, light, or sound, so that the user can re-insert the cigarette into the cavity 12 in place.

In an example, the method further includes (not shown in the drawings):

Step S1511, obtaining the signal that the cigarette is reinserted in place outputted by the second detecting device;

Step S1512: Calculate the remaining heating time of the heater according to the completed heating time of the heater;

Step S1513, controlling the heater to heat according to the signal of the reinsertion of the cigarette and the remaining heating time of the heater.

Specifically, because the cigarette is accidentally toggled, the heater 11 stops heating. If the user reinserts the cigarette into the cavity 12 in place, the cigarette can continue to be heated, without the user having to restart the button to start heating, which further simplifies the operation of the smoking appliance and improves the user experience.

Further, after the heater 11 is controlled to restart heating, if the heater 11 finishes heating (for example, after the end of puffing), the user pulls out the cigarette from the cavity 12 (that is, obtains the cigarette pulled out by the first detection device 13). Signal), the controller automatically controls the driving device 15 to drive the cover 16 to cover the cavity 12 to prevent foreign matter from entering the cavity 12.

In an example, the method further includes (not shown in the drawings):

Step S1521, obtaining a cigarette pull-out signal output by the first detection device;

Step S1522, according to the cigarette extraction signal, control the driving device to drive the cover to move relative to the cavity to cover the cavity.

Specifically, during the heating process of the heater 11, if the cigarette is accidentally toggled (causing the heater 11 to stop heating) and is pulled out of the chamber 12, the controller automatically controls the driving device 15 to drive the cover 16 to cover the chamber 12.

In an example, the method further includes (not shown in the drawings):

Step S1523: After the cover has covered the cavity, stop controlling the driving device to drive the cover to move relative to the cavity within a preset time to open the cavity.

Specifically, after the cigarette is accidentally pulled out of the chamber 12 and the cover 16 covers the chamber 12, the cover 16 no longer opens the chamber 12 within a preset time (at this time, the controller can receive the first detection device 13 The output cigarette insertion signal is not processed, or the controller does not receive the cigarette insertion signal output by the first detection device 13).

Further, after the cigarette is accidentally pulled out of the chamber 12 and the cover 16 covers the chamber 12, the user can be prompted to replace the cigarette through vibration, light or sound, etc., to prevent the user from re-inserting the old cigarette and ensure the user's use The taste of the process.

The following describes an overall control process of the smoking set 10 with reference to FIG. 10:

Step S21, insert a cigarette;

Step S22, detecting whether the cigarette is inserted;

Specifically, when the cigarette is not inserted, the end of the first elastic piece 131 and the end of the second elastic piece 132 are in contact with each other, that is, embraced together, so that the second detection circuit, the first elastic piece 131, and the second elastic piece A path for current to pass is formed between the slices 132;

When the cigarette is inserted, the end of the first elastic piece 131 and the end of the second elastic piece 132 move to both sides, so that the end of the first elastic piece 131 and the end of the second elastic piece 132 do not contact , The second detection circuit, the first elastic sheet 131 and the second elastic sheet 132 form an open circuit through which no current flows.

Step S23: If it is detected that the cigarette is inserted, the electromagnet drives the cover to open the chamber; otherwise, continue the detection;

Step S24: After the chamber is opened, the cigarette can be inserted continuously;

Step S25, detecting that the cigarette is inserted in place;

Specifically, when the cigarette insertion chamber 12 is not in place, the contact piece 141 does not contact the conductive pillar 142, so that an open circuit without current passing is formed between the first detection circuit, the contact piece 141 and the conductive pillar 142;

Step S26: When the cigarette is inserted into the cavity 12 in place, the controller controls the heater to start heating;

Step S271, Step S28, Step S29: the heating of the cigarette is completed and the cigarette is pulled out, the electromagnet drives the cover to close the chamber;

Step S272, Step S273, Step S28, Step S29: The cigarette is abnormally out of the insertion position, and the controller controls the heater to stop heating; at this time, if the cigarette is pulled out, the electromagnet drives the cover to close the chamber.

It should be noted that the specification of this application and its drawings show preferred embodiments of this application, but this application can be implemented in many different forms and is not limited to the embodiments described in this specification. These examples are not used as additional restrictions on the content of the present application, and the purpose of providing these examples is to make the understanding of the disclosure of the present application more thorough and comprehensive. In addition, the above-mentioned technical features continue to be combined with each other to form various embodiments not listed above, which are regarded as the scope of the description of this application; further, for those of ordinary skill in the art, improvements or changes can be made based on the above description. , And all these improvements and transformations should belong to the protection scope of the appended claims of this application.

Claims

A smoking device, comprising a cavity and a heater, the heater is used to heat a cigarette that is removably placed in the cavity to generate an aerosol for smoking; it is characterized in that it further comprises:

Cover

A driving device for driving the cover to move relative to the chamber to open or cover the chamber;

The first detection device is arranged downstream of the cover; the first detection device is used to detect whether there is a cigarette to be inserted into the chamber; if a cigarette is detected to be inserted into the chamber, the cigarette is output Insert signal

The controller is configured to: obtain the cigarette insertion signal; according to the cigarette insertion signal, control the driving device to drive the cover to move relative to the chamber to open the chamber, so that the cigarette Can be inserted into the chamber.
The smoking set according to claim 1, wherein the smoking set further comprises:

The second detection device is used to detect whether the cigarette is inserted into the cavity in place; if it is detected that the cigarette is inserted into the cavity in place, output a cigarette insertion in place signal;

The controller is further configured to: obtain the cigarette insertion in place signal; and control the heater to start heating according to the cigarette insertion in place signal.
The smoking set according to claim 2, characterized in that:

The second detection device is further configured to output a signal that the cigarette is not properly inserted if it is detected that the cigarette is not properly inserted into the cavity after the heater starts heating;

The controller is further configured to: obtain the signal of the cigarette not being inserted in place; according to the signal of the cigarette being not inserted in place, control the heater to stop heating and record the heating time that the heater has completed.
The smoking set according to claim 3, wherein:

The second detection device is further configured to output a signal that the cigarette is reinserted into the cavity if it is detected that the cigarette is reinserted into the cavity within a first preset time after the heater stops heating;

The controller is further configured to: obtain the signal of reinsertion of the cigarette; calculate the remaining heating time of the heater according to the heating time that the heater has completed; and according to the signal of reinsertion of the cigarette And the remaining heating time of the heater, controlling the heater to heat.
The smoking set according to claim 3, wherein:

The first detection device is further configured to output a cigarette pulling out signal if it is detected that the cigarette is pulled out of the cavity after the heater stops heating;

The controller is further configured to: obtain the cigarette withdrawal signal; according to the cigarette withdrawal signal, control the driving device to drive the cover to move relative to the chamber to cover the chamber.
The smoking set according to claim 5, wherein:

The controller is further configured to stop controlling the driving device to drive the cover to move relative to the chamber to open the chamber within a second preset time after the cover has covered the chamber. Chamber.
The smoking set according to claim 2 or 4, characterized in that:

The first detection device is further configured to output a cigarette pulling out signal if it is detected that the cigarette is pulled out of the cavity after the heater finishes heating;

The controller is further configured to: obtain the cigarette withdrawal signal; according to the cigarette withdrawal signal, control the driving device to drive the cover to move relative to the chamber to cover the chamber.
The smoking set according to any one of claims 2-7, wherein the second detection device comprises a contact piece, a conductive post, and a first detection circuit;

The contact piece and the conductive column are both arranged at the upstream end of the chamber, and the controller is electrically connected to the contact piece and the conductive column through the first detection circuit;

When the cigarette is not inserted into the cavity in place, the contact piece does not contact the conductive column, so that no current flows between the first detection circuit, the contact piece and the conductive column. Open circuit

When the cigarette is inserted into the cavity in place, the contact piece is in contact with the conductive post, so that a path for current to pass is formed between the first detection circuit, the contact piece and the conductive post .
The smoking set according to any one of claims 1-8, wherein the first detection device comprises a first elastic sheet, a second elastic sheet, and a second detection circuit;

One end of the first elastic sheet and one end of the second elastic sheet form a through hole for inserting or removing the cigarette, and the controller communicates with the first elastic sheet through the second detection circuit and The second elastic sheet is electrically connected;

When the cigarette is not inserted into the through hole, the end of the first elastic piece is in contact with the end of the second elastic piece, so that the second detection circuit and the first elastic piece And a path for current to pass is formed between the second elastic sheets;

When the cigarette is inserted into the through hole, the end of the first elastic sheet and the end of the second elastic sheet do not contact, so that the second detection circuit and the first elastic An open circuit through which no current passes is formed between the sheet and the second elastic sheet.
The smoking set according to any one of claims 1-9, wherein the driving device comprises a rotating electromagnet, and the rotating electromagnet drives the cover to move along the transverse direction of the smoking set.
A method for controlling smoking appliances according to any one of claims 1-10, wherein the method comprises:

Acquiring a cigarette insertion signal output by the first detection device;

According to the cigarette insertion signal, the driving device is controlled to drive the cover to move relative to the cavity to open the cavity so that the cigarette can be inserted into the cavity.
The method according to claim 11, wherein the method further comprises:

Acquiring a cigarette insertion position signal output by the second detection device;

According to the signal that the cigarette is inserted in place, the heater is controlled to start heating.
The method according to claim 12, wherein the method further comprises:

Acquiring a cigarette insertion failure signal output by the second detection device;

According to the signal that the cigarette is not inserted in place, the heater is controlled to stop heating and the heating time that the heater has completed is recorded.
The method according to claim 13, wherein the method further comprises:

Acquiring a cigarette reinsertion signal output by the second detection device;

Calculating the remaining heating time of the heater according to the heating time that the heater has completed;

According to the signal of the reinsertion of the cigarette and the remaining heating time of the heater, the heater is controlled to heat.
The method according to claim 13, wherein the method further comprises:

Acquiring a cigarette pull-out signal output by the first detection device;

According to the cigarette extraction signal, the driving device is controlled to drive the cover to move relative to the cavity to cover the cavity.
The method according to claim 15, wherein the method further comprises:

After the cover has covered the chamber, stop controlling the driving device to drive the cover to move relative to the chamber within a preset time to open the chamber.
The method according to claim 12 or 14, wherein the method further comprises:

Acquiring a cigarette pull-out signal output by the first detection device;

According to the cigarette extraction signal, the driving device is controlled to drive the cover to move relative to the cavity to cover the cavity.