CN218551342U - Aerosol generating device - Google Patents

Abstract

The utility model discloses an aerosol produces device, include: a primary aerosolization chamber extending in a first direction for heating an aerosol-generating article disposed within the primary aerosolization chamber; the auxiliary atomizing cavity extends along the first direction, an auxiliary heating structure is arranged in the auxiliary atomizing cavity, one end of the auxiliary atomizing cavity in the first direction is opposite to the main atomizing cavity, and the other end of the auxiliary atomizing cavity is provided with an opening; the auxiliary heating structure can be removably removed from the auxiliary atomizing chamber. The utility model discloses can produce the flue gas fast, convenient dismouting auxiliary heating structure fast satisfies different consumers' demand.

Description

Aerosol generating device

Technical Field

The utility model relates to a smoking set equipment field, in particular to aerosol produces device.

Background

As a novel tobacco product which can be smoked without burning, the electrically heated cigarette does not produce tar in the using process, greatly reduces the hazard compared with the traditional cigarette, and is continuously and rapidly developed under the environment that people generally pay attention to health at present. Peripheral heating is a major heating method for electrically heating cigarettes, and a heating body surrounding the outer circumferential surface of a cigarette is used for heating the cigarette from the outside. The heating mode has the advantages that the heating temperature is low and can be only about 250 ℃; meanwhile, the heating is more uniform and the residue is not easy to generate.

However, the disadvantage of this heating method is that the preheating time is long, generally more than 30s, resulting in slow smoke output rate, insufficient smoke amount in the front mouth of the user, and poor experience. For example, a cigarette heating device described in patent CN111280489A is known. In the device, the time-sharing heating of non-combustion cigarettes is realized by arranging a first heater and a second heater for auxiliary heating. However, the conventional cigarette heating device cannot increase the cigarette output rate, and the heater for auxiliary heating is fixedly arranged on the heating device, so that the structure is complex, and the requirements of different consumers cannot be met.

Disclosure of Invention

The utility model aims to solve the problem of long preheating time of the electric heating cigarette. The utility model provides an aerosol produces device can produce the flue gas fast, and convenient dismouting auxiliary heating structure fast satisfies different consumers' demand.

In order to solve the above technical problem, an embodiment of the utility model discloses an aerosol generating device, include: a primary aerosolization chamber extending in a first direction for heating an aerosol-generating article disposed within the primary aerosolization chamber; the auxiliary atomizing cavity extends along the first direction, an auxiliary heating structure is arranged in the auxiliary atomizing cavity, one end of the auxiliary atomizing cavity in the first direction is opposite to the main atomizing cavity, and the other end of the auxiliary atomizing cavity is provided with an opening; the auxiliary heating structure can be detachably taken out of the auxiliary atomizing cavity.

By adopting the technical scheme, the aerosol generating product in the aerosol generating device can quickly generate smoke through the hot air flow auxiliary heating structure, and the complete independent auxiliary heating structure can be conveniently and quickly installed or taken out of the aerosol generating device, so that the requirements of different consumers are met.

According to another specific embodiment of the present invention, an embodiment of the present invention discloses an aerosol generating device, further comprising a cover body capable of being switched between a first position and a second position; in the first position, the cover body covers the opening at the other end of the auxiliary atomizing cavity to close the auxiliary atomizing cavity; in the second position, the cover opens the opening at the other end of the auxiliary atomizing cavity, and the auxiliary heating structure can be taken out of the auxiliary atomizing cavity.

According to another specific embodiment of the present invention, an embodiment of the present invention discloses an aerosol generating device, further comprising a housing, wherein the cover is disposed at a lower end of the housing in the first direction; the cover body comprises a sliding groove extending along the second direction, and a clamping piece is arranged in the sliding groove; the clamping piece can move in the sliding groove along the second direction, the cover body is clamped with the shell body at the first position, and the cover body is separated from the shell body at the second position; the second direction intersects the first direction.

According to another specific embodiment of the present invention, an embodiment of the present invention discloses an aerosol generating device, wherein the chute includes a first chute and a second chute, and the engaging member includes a buckle and a paddle; the buckle is arranged on the first sliding groove and is elastically connected with one end of the first sliding groove, and the buckle is clamped with the shell at the first position; the shifting piece is arranged on the second sliding groove and is fixedly connected with the buckle; the first sliding groove is communicated with the second sliding groove, and the shifting piece can slide relative to the second sliding groove along the second direction so as to drive the buckle to slide towards one end of the first sliding groove, so that the cover body is switched from the first position to the second position.

According to the utility model discloses a further embodiment, the utility model discloses an embodiment discloses an aerosol produces device, the lid still includes the rotation portion, follows the second direction, the rotation portion is located the tail end of lid, the lid passes through the rotation portion with the casing rotates to be connected, so that the lid is in during the second position, the head end of lid can be relative the casing takes place to rotate.

According to the utility model discloses a further concrete implementation mode, the utility model discloses an implementation mode discloses an aerosol produces device, the lid still includes spacing portion, spacing portion is protruding to be located the lid towards one side in supplementary atomizing chamber is used for the restriction the auxiliary heating structure is relative the lid moves along the second direction.

According to another specific embodiment of the present invention, an embodiment of the present invention discloses an aerosol generating device, wherein the auxiliary heating structure comprises a support, an auxiliary heating assembly and a connecting portion; the auxiliary heating assembly comprises a heating end and a power-on end, and the heating end is positioned at one end of the auxiliary atomizing cavity, which is opposite to the main atomizing cavity; the heating device is characterized in that a cavity is arranged in the support, an opening is formed in one end of the cavity, the electrifying end of the auxiliary heating assembly penetrates through the opening and is arranged on the support, the connecting portion is arranged at the other end of the support, and the connecting portion passes through the support and is electrically connected with the electrifying end of the auxiliary heating assembly.

According to another specific embodiment of the present invention, an aerosol generating device is disclosed, wherein the heating end comprises a heating unit, and the power-on end comprises a first electrode and a second electrode; the second electrode is sleeved outside the first electrode along the circumferential direction, one end of the heating unit is fixedly connected with the first electrode, and the other end of the heating unit is fixedly connected with the second electrode; along the first direction, the first electrode and the second electrode are electrically connected to the other end of the connecting portion through a first wire and a second wire, respectively.

According to another specific embodiment of the present invention, an aerosol generating device is disclosed, wherein the auxiliary heating assembly further comprises an electrode end plug and an electrode sleeve; two ends of the first electrode are respectively arranged along the first direction, and the electrode end plugs are respectively in interference connection with one end of the heating unit and the first lead; along the circumference, the electrode sleeve is sleeved outside the second electrode and is in interference connection with the other end of the heating unit and the second lead respectively.

According to another specific embodiment of the present invention, an aerosol generating device is disclosed in an embodiment of the present invention, wherein the auxiliary heating structure includes an electrical connector electrically connected to a current-carrying end of a heating element of the auxiliary heating structure; the cover body further comprises a connecting electrode, the connecting electrode is arranged on one side, facing the auxiliary atomization cavity, of the cover body, and the electric connector is elastically abutted to the connecting electrode at the first position, so that the auxiliary heating structure is electrically connected with the cover body.

According to the utility model discloses a further embodiment, the utility model discloses an embodiment discloses an aerosol produces device, be equipped with airflow channel in the first electrode, airflow channel with in the support the cavity intercommunication.

According to the utility model discloses a further embodiment, the utility model discloses an embodiment discloses an aerosol produces device, the support with be equipped with the air current clearance that supplies the air current to pass through between the connecting portion, air current clearance with the cavity with airflow channel communicates each other.

According to the utility model discloses a further embodiment, the utility model discloses an embodiment discloses an aerosol produces device, the support still includes thermal-insulated gasket, follows the circumference of opening, thermal-insulated gasket is located the auxiliary heating subassembly with between the inner wall of opening.

Drawings

Fig. 1 shows a cross-sectional view of an aerosol generating device according to an embodiment of the present invention, wherein the auxiliary heating structure is mounted in the auxiliary atomizing chamber, and the cover is in the first position.

Fig. 2 shows a cross-sectional view of an aerosol generating device according to an embodiment of the invention, wherein the auxiliary heating structure is removed from the auxiliary atomizing chamber and the lid is between the first position and the second position.

Fig. 3 is a perspective view of a lid body of an aerosol-generating device according to an embodiment of the present invention.

Fig. 4 shows a close-up view of the auxiliary atomizing chamber and the cap portion of fig. 1.

Fig. 5 is a cross-sectional view of a cover of an aerosol-generating device according to an embodiment of the present invention, in which fig. 5 (a) shows a case where a clip extends out of a chute, and fig. 5 (b) shows a case where the clip retracts into the chute.

Fig. 6 shows a perspective view of an aerosol generating device according to an embodiment of the present invention, wherein the auxiliary heating structure is installed in the auxiliary atomizing chamber, and the cover is located at the first position.

Fig. 7 is a perspective view showing an auxiliary heating structure of an aerosol-generating device according to an embodiment of the present invention.

Fig. 8 is a perspective view of an auxiliary heating unit of an aerosol generating device according to an embodiment of the present invention.

Fig. 9 is a sectional view showing an auxiliary heating structure of an aerosol-generating device according to an embodiment of the present invention.

Fig. 10 shows a sectional view of an auxiliary heating unit of an aerosol-generating device according to an embodiment of the present invention, in which fig. 10 (a) and (b) show sectional views of different sections in a first direction, respectively.

Detailed Description

The following description is given for illustrative embodiments of the invention, and other advantages and effects of the invention will be apparent to those skilled in the art from the disclosure of the present invention. While the invention will be described in conjunction with the preferred embodiments, it is not intended that features of the invention be limited to these embodiments. On the contrary, the invention is described in connection with the embodiments for the purpose of covering other alternatives or modifications that may be extended based on the claims of the present invention. In the following description, numerous specific details are included to provide a thorough understanding of the invention. The invention may be practiced without these particulars. Furthermore, some of the specific details are omitted from the description so as not to obscure or obscure the present invention. It should be noted that, in the present invention, the embodiments and features of the embodiments may be combined with each other without conflict.

It should be noted that in this specification, like reference numerals and letters refer to like items in the following drawings, and thus, once an item is defined in one drawing, it need not be further defined and explained in subsequent drawings.

In the description of the present embodiment, it should be noted that the terms "upper", "lower", "inner", "bottom", and the like refer to the orientation or position relationship based on the drawings, or the orientation or position relationship that the invention product is usually placed when in use, and are only used for convenience of describing the invention and simplifying the description, but do not indicate or imply that the device or element referred to must have a specific orientation, be constructed in a specific orientation, and be operated, and therefore, should not be construed as limiting the invention.

The terms "first," "second," and the like are used solely to distinguish one from another and are not to be construed as indicating or implying relative importance.

In the description of the present embodiment, it should be further noted that, unless explicitly stated or limited otherwise, the terms "disposed," "connected," and "connected" are to be interpreted broadly, e.g., as a fixed connection, a detachable connection, or an integral connection; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. Specific meanings of the above terms in the present embodiment can be understood as specific cases by those of ordinary skill in the art.

To make the objects, technical solutions and advantages of the present invention more apparent, embodiments of the present invention will be described in detail with reference to the accompanying drawings.

With reference to fig. 1, the present application provides an aerosol-generating device 1 comprising: a main atomizing chamber 10, an auxiliary atomizing chamber 20 and a cover body 30. Wherein the primary nebulization chamber 10 extends in a first direction (as indicated by the X-direction in fig. 1) for heating an aerosol-generating article 2 placed in the primary nebulization chamber 10. Illustratively, the primary aerosolization chamber 10 is a tubular peripheral heating structure, and the strip-shaped aerosol-generating article 2 can be inserted into the primary aerosolization chamber 10 in a first direction (as shown in the X-direction in fig. 1). The secondary atomising chamber 20 extends in a first direction (shown as the X-direction in figure 1) and is provided with a secondary heating structure 21 for assisting in heating the aerosol-generating article 2 when placed in the primary atomising chamber 10.

Illustratively, the auxiliary atomizing chamber 20 is disposed below the main atomizing chamber 10 along a first direction (as shown in the X direction in fig. 1), one end 201 of the auxiliary atomizing chamber 20 in the first direction is disposed opposite to the main atomizing chamber 10, and the other end 202 is disposed with an opening 203. As shown in fig. 1, after the aerosol-generating article 2 is inserted into the primary aerosolization chamber 10 in a first direction (as shown in the direction X in fig. 1), the insertion end of the aerosol-generating article 2 is positioned directly above the end 201 of the auxiliary aerosolization chamber 20 opposite the primary aerosolization chamber 10, such that the auxiliary heating structure 21 can assist in heating the aerosol-generating article 2 positioned above the port of the end 201 of the auxiliary aerosolization chamber 20. The other end 202 of the auxiliary atomizing chamber 20, which is remote from the main atomizing chamber 10, is provided with an opening 203 so that the auxiliary heating structure 21 can be removably taken out of the auxiliary atomizing chamber 20 through the opening 203. Referring to fig. 1 and 2, it can be seen that the cover 30 can be switched between a first position and a second position to open or close the opening 203.

This application does not do the restriction to the concrete structure of main atomizing chamber 10 and supplementary atomizing chamber 20, can carry out reasonable setting and selection according to actual need, as long as can realize preheating fast and continuously heating aerosol generation goods 2 can.

With continued reference to FIG. 1, a cover 30 is provided at a lower end of the auxiliary atomizing chamber 20 in a first direction (as indicated by the direction X in FIG. 1) and is switchable between a first position and a second position. Referring to fig. 1, in the first position, the cover 30 covers the opening 203 at the other end of the auxiliary nebulizing chamber 20 to close the auxiliary nebulizing chamber 20. Referring to fig. 2, on the way of the cover 30 from the first position to the second position, the cover 30 opens the opening 203 at the other end of the auxiliary atomizing chamber 20, and the auxiliary heating structure 21 can be taken out from the auxiliary atomizing chamber 20.

Illustratively, referring to fig. 1, when the cover 30 is in the first position, the auxiliary heating structure 21 can be fixed in the auxiliary atomizing chamber 20 to be relatively stationary due to the sealing of the auxiliary atomizing chamber 20. When the cover 30 is separated from the first position and located at the second position, the auxiliary heating structure 21 can fall off or slide out of the auxiliary atomizing chamber 20 under the action of gravity or by being unlocked by pressing. After the auxiliary heating structure 21 is taken out of the aerosol-generating device 1, the aerosol-generating device 1 can be used as a normal peripheral heating device alone.

In summary, the aerosol-generating device 1 of the present application is able to rapidly heat the aerosol-generating article 2 to produce smoke by providing the auxiliary nebulization chamber 20. Meanwhile, the auxiliary heating structure 21 is relatively complete and independent, and can be conveniently and rapidly installed or taken out on the device by switching the position of the cover body 30, so as to meet the requirements of different consumers.

In some possible embodiments, referring to fig. 1, the aerosol-generating device 1 further comprises a housing 40. Illustratively, the cover 30 is provided at a lower end 401 of the housing 40 in a first direction (shown as the X-direction in fig. 1). Referring to fig. 3, the cover 30 includes a sliding slot 31 extending along a second direction (as shown in Y direction in fig. 3), and a latch 32 is disposed in the sliding slot 31. The snap members 32 are movable in the slide groove 31 in a second direction (shown as Y-direction in fig. 3).

Illustratively, referring to fig. 4, the fastening member 32 of the cover 30 partially extends, and when the cover 30 is in the first position, the extending portion of the fastening member 32 of the cover 30 can be fastened with the fastening groove 4011 of the housing 40 at the lower end 401, so that the cover 30 can cover the opening 203 at the other end of the auxiliary atomizing chamber 20 to close the auxiliary atomizing chamber 20, and prevent the auxiliary heating structure 21 from sliding out of the auxiliary atomizing chamber 20 during the use of the aerosol-generating device 1. When the cover 30 is in the second position, the cover 30 is separated from the housing 40. The second direction (shown as Y direction in fig. 4) is an extending direction of the cover 30, which is also a width direction of the case 40, and intersects the first direction (shown as X direction in fig. 4), that is, a length direction of the case 40.

The specific structure of the housing 40 is not limited in the present application, and reasonable setting and selection can be performed according to actual needs, as long as the main atomization chamber 10, the auxiliary atomization chamber 20 and the cover body 30 can be installed and fixed in the housing 40.

In some possible embodiments, referring to fig. 5 (a) and (b), the chute 31 includes a first chute 311 and a second chute 312, and the snap-in member 32 includes a snap 321 and a pull piece 322. Illustratively, with continued reference to (a) and (b) in fig. 5, the first sliding slot 311 is communicated with the second sliding slot 312, and the first sliding slot 311 is disposed above the second sliding slot 312 along the thickness direction (as shown in the X direction in fig. 5) of the cover 30, that is, on the side of the cover 30 close to the auxiliary atomizing chamber 20. The latch 321 is disposed on the first sliding slot 311 and elastically connected to one end 3111 of the first sliding slot 311. When the cover 30 is in the first position, the latch 321 is latched to the housing 40. Illustratively, the catch 321 is connected to one end of the first sliding slot 311 through an elastic connection 3211, such as a spring; but is not limited to this and other resilient connections are possible.

The shifting piece 322 is disposed on the second sliding slot 312, and is fixedly connected to the buckle 321, so that the shifting piece and the buckle move together. When the shifting piece 322 receives an external force applied to the tail end 301 of the cover 30 along the second direction (as shown in the Y direction in fig. 5), the shifting piece 322 can drive the buckle 321 to slide towards the end 3111 of the first sliding slot 311, so that a portion of the buckle 32 extending out of the cover 30 enters the sliding slot 31, that is, the buckle 321 moves to the end 3111 of the first sliding slot to extrude the elastic connecting member 3211. Thereby switching the cover 30 from the first position to the second position. When the external force applied to the pulling piece 322 disappears, the compressed elastic connecting element 3211 releases the elastic potential energy, and applies a force to the buckle 321 toward the head end 302 of the cover 30 along the second direction (as shown in the Y direction in fig. 5), so as to restore the buckle.

In some possible embodiments, with continued reference to fig. 3, the cover 30 further includes a rotating portion 33, and in the second direction (as shown in the Y direction in fig. 3), the rotating portion 33 is disposed at the rear end 301 of the cover 30, and the cover 30 is rotatably connected to the housing 40 through the rotating portion 33, so that when the cover 30 is in the second position, the front end 302 of the cover 30 can rotate relative to the housing 40. Illustratively, referring to fig. 6, the rotating portion 33 is fixedly disposed at the lower end 401 of the housing 40 in the thickness direction of the housing 40 (as shown in the Z direction in fig. 6), and the rotating portion 33 is a shaft body extending in the thickness direction of the housing 40 (as shown in the Z direction in fig. 6). Referring to fig. 5 (b), when the cover 30 is located at the first position, the poking piece 322 is poked towards the rear end 301 of the cover along the second direction (shown as Y direction in fig. 5), and the protruding portion of the catch 321 returns to the inside of the cover 30. Referring to fig. 2, the latch 321 is no longer latched with the latch groove 4011 of the housing 40, and the cover 30 is rotated relative to the housing 40, so that the opening 203 at the other end of the auxiliary atomizing chamber 20 is opened. The secondary heating structure 21 may be removed from the aerosol-generating device 1 or installed within the aerosol-generating device 1.

In some possible embodiments, referring to fig. 2 in combination with fig. 3, the cover 30 further includes a limiting portion 34, the limiting portion 34 is protruded from a side of the cover 30 facing the auxiliary atomizing chamber 20, and is used for limiting the movement of the auxiliary heating structure 21 installed in the auxiliary atomizing chamber 20 relative to the cover 30. The limiting portion 34 is a cylindrical structure protruding from the surface of the cover 30; however, the present invention is not limited to this, and other structures may be adopted as long as the auxiliary heating structure 21 can be fixed in the auxiliary atomizing chamber 20.

In some possible embodiments, referring to fig. 7, the auxiliary heating structure 21 includes a bracket 211, an auxiliary heating assembly 212, and a connection portion 213. Referring to fig. 1 in conjunction with fig. 8, the auxiliary heating assembly 212 includes a heating end 2121 and an energizing end 2122. The heating end 2121 is located at an end 201 of the auxiliary atomizing chamber 20 opposite to the main atomizing chamber 10. Referring to fig. 9, a cavity 2111 is provided in the holder 211, and an opening 2113 is provided at one end 2112 of the cavity 2111. The power-on end 2122 of the auxiliary heating unit 212 is provided on the holder 211 through the opening 2113. The connection portion 213 is provided at the other end 2114 of the holder 211, and the connection portion 213 is electrically connected to the energization end 2122 of the auxiliary heating element 212 through the holder 211.

Illustratively, with continued reference to fig. 9, in a first direction (shown as X-direction in fig. 9), the auxiliary heating assembly 212 and the connection portion 213 are respectively disposed at both ends of the bracket 211. The opening 2113 is an opening recessed into the holder, the opening 2113 includes a through hole through which the current-carrying end 2122 passes and enters the holder cavity 2111, and the auxiliary heating element 212 is close to the inner side of the through hole wall. The connecting portion 213 is screwed to the cylindrical housing of the holder 211, and the power-on end 2122 is electrically connected to the connecting portion 213 via a wire located in the holder cavity 2111, i.e., along a first direction (as shown in the X direction in fig. 9), the first electrode 222 and the second electrode 223 are electrically connected to the connecting portion 213 via a first wire 226 and a second wire 227, respectively.

In some possible embodiments, referring to fig. 10 (a) and (b), the heating end 2121 comprises a firing cell 221, and the energizing end 2122 comprises a first electrode 222 and a second electrode 223. Exemplarily, referring to fig. 8, the heat generating unit 221 is a heat generating wire surrounding the first motor 222, the first electrode 222 is a cylindrical metal electrode extending in a first direction, and the second electrode 223 is a ring-shaped metal electrode extending in a circumferential direction (as indicated by a direction B in fig. 8) of the first motor 222. Along the circumferential direction (as shown in the direction B in fig. 8), the second electrode 223 is sleeved outside the first electrode 222, one end 2211 of the heating unit 221 is fixedly connected to the first electrode 222, and the other end 2212 is fixedly connected to the second electrode 223.

In some possible embodiments, with continued reference to fig. 10 (a) and (b), the auxiliary heating assembly 212 further includes an electrode end plug 224 and an electrode sleeve 225. Illustratively, in a first direction (as shown in the X direction in fig. 10), electrode end plugs 224 are provided at both ends of the first electrode 222, and are in interference connection with one end 2211 of the heat generating unit 221 and the first lead 226, respectively. Referring to fig. 8, the electrode sleeve 225 is sleeved outside the second electrode 223 along a circumferential direction (as shown in a direction B in fig. 8), and is in interference connection with the other end 2212 of the heating unit 221 and the second lead 227, respectively.

It should be noted that, since the operating temperature of the heating unit 221 during operation is as high as 400 to 600 degrees, the heating unit 221, the lead and the electrode are fixed in an interference fit manner in a clamping manner. That is, referring to fig. 8, one end 2211 of the heating unit 221 is located between the first electrode 222 and the electrode end plug 224, which are in close fit. The other end 2212 is positioned between the second electrode 223 and the electrode sleeve 225, which are in close fit. The two electrodes are insulated by insulating silicone, and a first wire 226 and a second wire 227 are connected to both ends of the heat generating unit 221 by clamping.

In some possible embodiments, referring to fig. 7 in combination with fig. 2, the auxiliary heating structure 21 includes an electrical connector 2131 extending in a first direction (as shown in the X direction in fig. 7). The electrical connector 2131 is protruded from the connecting portion 213 facing the cover 30, and the electrical connector 2131 is electrically connected to the power-on end 2122 of the auxiliary heating element 212. Illustratively, the electrical connector 2131 is a pogo pin (pogo pin), and two circular holes are opened on a side of the connecting portion 213 facing the cover 30, so that the electrical connector 2131 extends from the inside of the connecting portion 213 through the circular holes. With continued reference to fig. 3 in conjunction with fig. 1, the cover 30 further includes a connecting electrode 35, and the connecting electrode 35 is disposed on a side of the cover 30 facing the auxiliary atomizing chamber 20. In the first position, the electrical connector 2131 elastically abuts against the connection electrode 35 to electrically connect the auxiliary heating element 212 and the cover 30.

The connection motor 35 is connected with a wire, the wire is led out through the wire outlet 36 on the cover 30, the wire is welded to the PCB (i.e. the control unit 60) and is electrically connected with the PCB, and in a natural state, due to the elastic action of the internal spring (the elastic connecting member 3211), the buckle 321 can extend out, and referring to fig. 4, the auxiliary heating structure 21 is clamped in the housing 40. At this time, the connection electrode 35 of the lid 30 is pressed against the pogo pin (i.e., the electrical connector 2131) of the connection part 213 to form a conductive path, and the heater (i.e., the heating unit 221) is connected to the control circuit.

The main function of the bracket 211 in the embodiment of the present application is to fix the auxiliary heating element 212, provide a supporting structure, adapt to different sizes of the aerosol generating device 1 on the one hand, and provide a space for a user to operate on the other hand, and the first conducting wire 226 and the second conducting wire 227 led out from the power-on end 2122 of the auxiliary heating element 212 are respectively connected to two pogo pins (pogo pins) on one side of the connecting portion 213 facing the cover 30.

In some possible embodiments, referring to fig. 10 (a) and (b), a gas flow path 2221 is provided in the first electrode 222, and the gas flow path 2221 is in communication with the cavity 2111 in the holder 211 and functions to circulate gas during operation. Illustratively, the air flow path 2221 in the first motor 222 is structured by a main air flow path 2222 extending in a first direction (as indicated by the X direction in fig. 10) and two sub air flow paths 2223 extending in a second direction (as indicated by the Y direction in fig. 10), the two sub air flow paths 2223 being respectively provided on the upper and lower sides of the second electrode 223 in the first direction (as indicated by the X direction in fig. 10).

When the auxiliary heating structure 21 is installed in the auxiliary atomizing chamber 20, the air flow passes through the cover 30 from the lower end 401 of the housing 40, enters the auxiliary heating structure 21, and passes through the air flow gap 2132 between the bracket 211 and the connecting portion 213. Since the airflow gap 2132 is in communication with the cavity 2111 and the airflow passageway 2221, airflow can pass through the airflow gap 2132 into the cavity 2111 and then into the main airflow passageway 2222 of the first electrode 222 that is positioned within the cavity 2111.

In some possible embodiments, referring to fig. 7 in combination with fig. 9, the bracket 211 further includes an insulating gasket 214, and the insulating gasket 214 is disposed between the auxiliary heating assembly 212 and the opening portion 2113 along the circumferential direction (as shown in the direction B in fig. 7) of the opening portion 2113. Illustratively, the thermal insulating spacer 214 is a thermal insulating silicone, the opening portion 2113 includes a through hole and a through hole wall, the power-on end 2122 passes through the through hole into the holder cavity 2111, and the auxiliary heating element 212 and the inner side of the through hole wall are respectively located at the inner side and the outer side of the thermal insulating spacer 214.

In some possible embodiments, referring to fig. 1, the aerosol-generating device 1 further comprises a heating element 50, a control unit 60 and a power supply 70. Wherein the power supply device 70 is connected to the control unit 60, and the control unit 60 is electrically connected to the heating element 50 and the cover 30 respectively, so as to control the auxiliary heating structure 21 and the heating element 50 respectively to heat the aerosol-generating article 2. Illustratively, the heating element 50 is disposed in the main atomizing chamber 10 along the circumference of the main atomizing chamber 10, and is a heat-generating pipe for providing peripheral heating. The heating element 50, control unit 60 and power supply 70 are essential components of a peripherally heated aerosol generating device.

The working process of the aerosol generating device 1 of the present application is that after the device is turned on, the heating element 50 is normally preheated, and at this time, the heating unit 221 of the auxiliary heating structure 21 is also turned on, the temperature is 400 to 600 ℃, and preferably 500 ℃, air enters the auxiliary atomizing chamber 20 from the outside of the device through the gap between the cover 30 and the housing 40 along the first direction (as shown in the X direction in fig. 1), and the air entering the auxiliary atomizing chamber 20 enters the air flow channel 2221 arranged in the first electrode 222 through the air flow gap 2132 arranged on the auxiliary heating structure 21. The heating unit 221 after being energized and heated preheats the air passing through the first electrode 222, thereby heating the aerosol generating product 2 (i.e. cigarette) at the bottom above the auxiliary heating structure 21, and performing smoking after 3-5 s. Because the hot air flow is mainly concentrated at the bottom of the cigarette, the air heating part of the method is auxiliary, so that the consumer can start smoking more quickly, after the cigarette medium with the bottom of the cigarette is consumed, the preheating of the heating element 50 is basically finished, and the peripheral electrically heated cigarette can be smoked normally. If the hot air flow is not needed to be heated, the auxiliary heating structure 21 can be conveniently taken out through the cover body 30, the independent use of the aerosol generating device 1 is not influenced, and the requirements of different consumers are met.

While the invention has been shown and described with reference to certain preferred embodiments thereof, it will be understood by those skilled in the art that the foregoing is a more detailed description of the invention, and the specific embodiments thereof are not to be considered as limiting. Various changes in form and detail, including simple deductions or substitutions, may be made by those skilled in the art without departing from the spirit and scope of the invention.

Claims (13)

1. An aerosol generating device, comprising:

a primary aerosolization chamber extending in a first direction for heating an aerosol-generating article disposed within the primary aerosolization chamber;

the auxiliary atomizing cavity extends along the first direction, an auxiliary heating structure is arranged in the auxiliary atomizing cavity, one end of the auxiliary atomizing cavity in the first direction is opposite to the main atomizing cavity, and the other end of the auxiliary atomizing cavity is provided with an opening;

the auxiliary heating structure can be detachably taken out of the auxiliary atomizing cavity.

2. An aerosol generating device according to claim 1, further comprising a cap switchable between a first position and a second position;

in the first position, the cover body covers the opening at the other end of the auxiliary atomizing cavity to close the auxiliary atomizing cavity;

in the second position, the cover opens the opening at the other end of the auxiliary atomizing cavity, and the auxiliary heating structure can be taken out of the auxiliary atomizing cavity.

3. An aerosol generating device according to claim 2, further comprising a housing, the cap being provided at a lower end of the housing in the first direction;

the cover body comprises a sliding groove extending along the second direction, and a clamping piece is arranged in the sliding groove;

the clamping piece can move in the sliding groove along the second direction, the cover body is clamped with the shell body at the first position, and the cover body is separated from the shell body at the second position; the second direction intersects the first direction.

4. An aerosol generating device according to claim 3, wherein the chute comprises a first chute and a second chute, and the snap-fit comprises a catch and a paddle;

the buckle is arranged on the first sliding groove and is elastically connected with one end of the first sliding groove, and the buckle is clamped with the shell at the first position;

the shifting piece is arranged on the second sliding groove and fixedly connected with the buckle;

the first sliding groove is communicated with the second sliding groove, and the shifting piece can slide relative to the second sliding groove along the second direction so as to drive the buckle to slide towards one end of the first sliding groove, so that the cover body is switched from the first position to the second position.

5. An aerosol generating device according to claim 3 or 4, wherein the cover further comprises a rotating portion, the rotating portion is disposed at a rear end of the cover in the second direction, and the cover is rotatably connected to the housing via the rotating portion, so that when the cover is in the second position, the front end of the cover can rotate relative to the housing.

6. The aerosol generating device of claim 2, wherein the cover further comprises a limiting portion protruding from a side of the cover facing the auxiliary atomizing chamber for limiting the auxiliary heating structure from moving in the second direction relative to the cover.

7. An aerosol generating device according to claim 2, wherein the secondary heating structure comprises a support, a secondary heating assembly and a connecting portion; wherein,

the auxiliary heating assembly comprises a heating end and a power-on end, and the heating end is positioned at one end of the auxiliary atomizing cavity, which is opposite to the main atomizing cavity;

the utility model discloses a heating device, including support, lid, auxiliary heating subassembly, connecting portion one end with the lid electricity is connected, and the other end passes through the support with auxiliary heating subassembly the circular telegram end electricity is connected.

8. An aerosol generating device according to claim 7, wherein the heating tip comprises a heat generating unit, and the energizing tip comprises a first electrode and a second electrode;

the second electrode is sleeved outside the first electrode along the circumferential direction, one end of the heating unit is fixedly connected with the first electrode, and the other end of the heating unit is fixedly connected with the second electrode;

along the first direction, the first electrode and the second electrode are electrically connected to the other end of the connecting portion through a first wire and a second wire, respectively.

9. An aerosol generating device according to claim 8, wherein the auxiliary heating assembly further comprises an electrode end plug and an electrode sleeve;

along the first direction, the two ends of the first electrode are respectively provided with the electrode end plugs, and the electrode end plugs are respectively in interference connection with one end of the heating unit and the first lead;

along the circumference, the electrode sleeve is sleeved outside the second electrode and is respectively in interference connection with the other end of the heating unit and the second lead.

10. An aerosol generating device according to claim 2, wherein the secondary heating structure comprises an electrical connector which is electrically connected to an energized end of a heating assembly of the secondary heating structure;

the cover body further comprises a connecting electrode, the connecting electrode is arranged on one side, facing the auxiliary atomizing cavity, of the cover body, and the electric connector is elastically abutted to the connecting electrode at the first position, so that the auxiliary heating structure is electrically connected with the cover body.

11. An aerosol generating device according to claim 8, wherein an airflow passage is provided in the first electrode, the airflow passage communicating with the cavity in the holder.

12. An aerosol generating device according to claim 11, wherein an airflow gap is provided between the support and the connecting portion for airflow therethrough, the airflow gap being in communication with the cavity and the airflow passage.

13. An aerosol generating device according to claim 7, wherein the holder further comprises a heat insulating gasket provided between the auxiliary heating unit and an inner wall of the opening in a circumferential direction of the opening.

Images