CN215586440U

CN215586440U - Aerosol generating device

Info

Publication number: CN215586440U
Application number: CN202120218350.0U
Authority: CN
Inventors: 丁毅; 颜日欢; 沈友立; 喻晓飞
Original assignee: Shenzhen ALD Technology Co Ltd
Current assignee: Shenzhen ALD Technology Co Ltd
Priority date: 2021-01-26
Filing date: 2021-01-26
Publication date: 2022-01-21
Anticipated expiration: 2031-01-26

Abstract

The utility model relates to an aerosol generating device comprising: a housing, a plurality of baffles and a rotating plate, one end of the housing having a first opening for insertion of an aerosol-forming substrate; the shielding sheets are distributed along the circumference of the central axis of the shell and are arranged in a sliding manner between a closed position and an open position relative to the shell so as to close or open the first opening; the rotating plate is rotatably arranged on the shell and can drive the plurality of shielding sheets to slide between the closed position and the open position. According to the utility model, the rotation of the rotating plate relative to the shell is controlled, so that the plurality of shielding sheets are driven to open or close the first opening for inserting the aerosol forming substrate, and the first opening can be closed and protected when the aerosol generating device is not used; and the rotating plate is arranged inside the shell, so that the structure design is compact and reasonable, the damage is not easy to occur, and the overall appearance of the aerosol generating device cannot be greatly influenced.

Description

Aerosol generating device

Technical Field

The utility model belongs to the technical field of aerosol devices, and particularly relates to an aerosol generating device.

Background

At present, most of low-temperature non-combustible aerosol generating devices are not designed to be dustproof, namely, insertion holes for receiving aerosol forming substrates are directly exposed outside, so that after the aerosol forming substrates used by users are pulled out and discarded, due to the fact that the insertion holes are not provided with closed structures, dust or impurities are easy to enter the insertion holes in the carrying process, and therefore taste of the aerosol generating devices in the next use is affected.

Therefore, in order to avoid the above problems, aerosol generating devices with dustproof structures are available in the market, that is, a push cover is arranged beside an insertion hole of the aerosol generating device, and the insertion hole is opened or closed by sliding the push cover, so as to achieve the purpose of dust prevention. However, the design of the push cap requires a moving part to be added outside the aerosol generating device, which is greatly limited by the space size in the structure on one hand, and inevitably destroys the integrity and harmony of the aerosol generating device and is easy to damage when the aerosol generating device is designed in appearance on the other hand.

SUMMERY OF THE UTILITY MODEL

The utility model aims to at least solve the defects in the prior art to a certain extent and provides an aerosol generating device.

To achieve the above object, an embodiment of the present invention provides an aerosol generating device, including:

a housing having a first opening at one end for insertion of an aerosol-forming substrate;

the shielding pieces are distributed along the circumference of the central axis of the shell and are arranged in a sliding manner between a closing position and an opening position relative to the shell so as to close or open the first opening;

the rotating plate is rotatably arranged on the shell and can drive the shielding pieces to slide between a closed position and an open position.

Preferably, the rotating plate is provided with a first guide groove corresponding to the direction of the plurality of shielding pieces, each shielding piece protrudes towards the direction of the rotating plate to form a first guide portion extending into the first guide groove, the shielding piece can rotate along with the rotating plate, and the first guide portion can slide along the first guide groove.

Preferably, the rotating plate has a second opening communicating with the first opening, and the first guide groove has a regular polygon structure surrounding a central axis of the second opening and corresponding to the number of the plurality of shielding pieces.

Preferably, the aerosol generating device further includes a guide bracket fixed relative to the housing, the plurality of shielding pieces are disposed between the rotating plate and the guide bracket, the guide bracket is provided with a second guide groove relative to the plurality of shielding pieces, each shielding piece protrudes towards the guide bracket to form a second guide portion extending into the second guide groove, and the second guide portion can slide along the second guide groove along with the rotation of the rotating plate.

Preferably, the guide bracket has a third opening communicated with the first opening, the number of the second guide grooves corresponds to the number of the shielding pieces, each second guide groove is an inclined guide groove, and the plurality of second guide grooves are uniformly distributed circumferentially around the central axis of the third opening.

Preferably, a plurality of hollow holes are further formed in the guide support.

Preferably, the housing comprises an upper housing and a lower housing which can be inserted into each other, an inner support bracket for accommodating the aerosol-forming substrate is arranged in the upper housing, the first opening is arranged on the upper end face of the inner support bracket, and a through hole is arranged on the lower end face of the inner support bracket; the internal control circuit board that is equipped with of inferior valve and with power supply and the heating element that the control circuit board electricity is connected, heating element includes at least part and passes through the through-hole stretches into to heat-generating body in the interior support, the heat-generating body is used for heating the aerosol formation substrate of acceping in order to produce aerosol.

Preferably, the rotating plate, the shielding pieces and the guide bracket are all arranged in the upper shell and located above the inner support bracket, and the rotating plate is arranged close to the inner support bracket.

Preferably, a guide hole is formed in the position, corresponding to the rotating plate, of the upper shell, a shifting block protruding out of the guide hole is connected to the outer side wall of the rotating plate, and the shifting block can slide in the guide hole, so that the rotating plate is driven to rotate.

Preferably, the aerosol generating device further comprises a cover plate fixedly covered on the guide bracket, and the cover plate is provided with a fourth opening communicated with the first opening.

As can be seen from the above embodiments of the present invention, the rotation of the rotating plate relative to the housing is controlled to drive the plurality of shielding pieces to open or close the first opening for inserting the aerosol-forming substrate, so that the first opening can be closed and protected when the aerosol generating device is not in use; and the rotating plate is arranged inside the shell, so that the structure design is compact and reasonable, the damage is not easy to occur, and the overall appearance of the aerosol generating device cannot be greatly influenced.

Drawings

In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below, it is obvious that the drawings in the following description are only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to these drawings without inventive exercise.

FIG. 1 is a general block diagram of an embodiment of an aerosol generating device according to the present invention;

FIG. 2 is an exploded view of the upper housing of the present invention;

FIG. 3 is a schematic view of the utility model with the cover sheet in a closed position;

FIG. 4 is a schematic view of the utility model with the cover strip in an open position;

FIG. 5 is a schematic top view of FIG. 3 with the guide bracket omitted;

fig. 6 is a schematic top view of fig. 4 without the guide bracket.

Detailed Description

Reference will now be made in detail to embodiments of the present invention, examples of which are illustrated in the accompanying drawings, wherein like or similar reference numerals refer to the same or similar elements or elements having the same or similar function throughout. The embodiments described below with reference to the drawings are exemplary and intended to be illustrative of the present invention and should not be construed as limiting the present invention, and all other embodiments that can be obtained by one skilled in the art based on the embodiments of the present invention without inventive efforts shall fall within the scope of protection of the present invention.

In the description of the present invention, it is to be understood that the terms "central," "longitudinal," "lateral," "length," "width," "thickness," "upper," "lower," "front," "rear," "left," "right," "vertical," "horizontal," "top," "bottom," "inner," "outer," "clockwise," "counterclockwise," "axial," "circumferential," "radial," and the like are used in the orientations and positional relationships indicated in the drawings for convenience in describing the present invention and to simplify the description, and are not intended to indicate or imply that the referenced devices or elements must have a particular orientation, be constructed and operated in a particular orientation, and are therefore not to be considered limiting of the present invention.

Furthermore, the terms "first", "second" and "first" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defined as "first" or "second" may explicitly or implicitly include one or more of that feature. In the description of the present invention, "a plurality" means two or more unless specifically defined otherwise.

Referring to fig. 1-2, an aerosol generating device is disclosed comprising a housing 10, a plurality of flaps 20 and a rotatable plate 30, the housing 10 having a first opening 111 at one end for insertion of an aerosol-forming substrate 100; a plurality of shielding sheets 20 are circumferentially distributed along the central axis of the housing 10 and slidably disposed between a closed position and an open position with respect to the housing 10 to close or open the first opening 111; the rotating plate 30 is rotatably disposed on the housing 10 and drives the plurality of shutter pieces 20 to slide between the closed position and the open position.

Wherein, the housing 10 may adopt an integrated structure or a split structure, and the embodiment is exemplified by the split structure, the housing 10 includes an upper housing 11 and a lower housing 12 that can be inserted into each other, an inner support bracket 112 for accommodating the aerosol-forming substrate 100 is disposed in the upper housing 11, the first opening 111 is disposed on an upper end surface of the inner support bracket 112, and a through hole (not shown) is disposed on a lower end surface of the inner support bracket 112; in particular, the inner support bracket 112 is formed with a receiving cavity (not shown) for receiving the aerosol-forming substrate 100, the upper and lower ends of the receiving cavity being in communication with the first opening 111 and the through-hole respectively, and the aerosol-forming substrate 100 is received in the receiving cavity when inserted into the inner support bracket 112 through the first opening 111.

A control circuit board, a power supply and a heating component electrically connected with the control circuit board are arranged in the lower shell 12, the heating component comprises a heating element at least partially extending into the inner support bracket 112 through the through hole, and the heating element is used for heating the accommodated aerosol-forming substrate 100 to generate aerosol. That is, when the aerosol-forming substrate 100 is inserted into the receiving cavity of the inner holder 112 through the first opening 111, the heating element is inserted into the aerosol-forming substrate 100 from the lower end thereof so that the heating element is wrapped by the aerosol-forming substrate 100; specifically, the heating element may have a needle-like or sheet-like structure, and the upper end of the heating element has a pointed structure so as to penetrate into the aerosol-forming substrate 100; of course, in other embodiments, the heating element may be a cylindrical structure that fits within the inner wall of the inner holder 112, and wraps around the outer wall of the aerosol-forming substrate 100 when the aerosol-forming substrate 100 is inserted into the receiving cavity.

The aerosol-forming substrate 100 is a cylindrical aerosol-generating article made of a material such as cut tobacco, tobacco particles, plant fragments or tobacco smoke, and the cross-section of the receiving cavity is adapted to the cross-section of the aerosol-forming substrate 100, i.e. the aerosol-forming substrate 100 may be directly fixed by the inner wall of the receiving cavity, or a holding member for holding and fixing the aerosol-forming substrate 100 may be provided. Preferably, the present embodiment is described with the aerosol-forming substrate 100 being configured as a cylinder, i.e. the first opening 111 is a circular hole structure, although in other embodiments the aerosol-forming substrate 100 may also take an elliptical or a regular prismatic structure.

The outer wall of the upper housing 11 is provided with a guide hole 113 at a position corresponding to the rotating plate 30, the outer side wall of the rotating plate 30 is connected with a shifting block 33 protruding out of the guide hole 113, and the shifting block 33 can slide in the guide hole 113, so as to drive the rotating plate 30 to rotate. The user can operate the dial 33 to rotate the rotating plate 30 relative to the upper housing 11, so that the plurality of shielding pieces 20 open the first opening 111, and then insert the aerosol-forming substrate 100 into the inner holder 112 through the first opening 111 to be inserted into the heating element. In addition, in order to facilitate the rotation operation of the rotating plate 30, the number of the guide holes 113 may be two, and the two guide holes are symmetrical with respect to the central axis of the upper housing 11, that is, the two shifting blocks 33 also extend out of the two guide holes 113, so that a user can grasp the two shifting blocks 33 and push the two shifting blocks 33 in the same direction, so that the rotating plate 30 can smoothly rotate with respect to the upper housing 11, and the plurality of shielding pieces 20 can close or open the first opening 111.

In one embodiment, the rotating plate 30 is provided with a first guide groove 32 opposite to the plurality of shielding pieces 20, each shielding piece 20 protrudes towards the rotating plate 30 to form a first guide portion 21 extending into the first guide groove 32, the shielding piece 20 can rotate along with the rotating plate 30, and the first guide portion 21 can slide along the first guide groove 32. As shown in fig. 3 and 5, the plurality of shielding sheets 20 are initially in the closed position, and a projection of each shielding sheet 20 relative to the first opening 111 is in a fan-shaped structure, and the plurality of shielding sheets 20 are inlaid in a range of the first opening 111, so as to close the first opening 111; when the plurality of shielding pieces 20 need to be opened to close the first opening 111, the rotating plate 30 is rotated along the direction of the pointer relative to the central axis of the upper housing 11 by operating the shifting block 33, when the first guide groove 32 rotates clockwise synchronously, the first guide portion 21 drives each shielding piece 20 to deflect, and at the same time, due to the interaction force of the plurality of shielding pieces 20, the first guide portion 21 slides along the first guide groove 32, so that the plurality of shielding pieces 20 deflect and slide out of the first opening 111, that is, as shown in fig. 4 and 6, the opening of the first opening 111 is realized.

The rotating plate 30 has a second opening 31 communicating with the first opening 111, and the first guide groove 32 has a regular polygon structure surrounding the central axis of the second opening 31 and corresponding to the number of the shielding pieces 20. It should be noted that the second opening 31 is a circular hole structure with an aperture larger than or equal to that of the first opening 111, the first guiding groove 32 may also adopt a multi-section structure, each section of the first guiding groove 32 corresponds to the first guiding portion 21 of one shielding sheet 20, and the plurality of sections of the first guiding grooves 32 are distributed in a circumferential array along the center of the first opening 111.

In one embodiment, in order to enable the plurality of shielding sheets 20 to slide more smoothly at the open position and the closed position, the aerosol generating device further includes a guide bracket 40 fixed relative to the upper housing 11, the plurality of shielding sheets 20 are disposed between the rotating plate 30 and the guide bracket 40, the guide bracket 40 is provided with a second guide groove 42 in a direction opposite to the plurality of shielding sheets 20, each shielding sheet 20 is formed with a second guide portion 22 protruding into the second guide groove 42 in a protruding manner in a direction towards the guide bracket 40, and the second guide portion 22 can slide along the second guide groove 42 along with the rotation of the rotating plate 30. That is, when the rotating plate 30 drives the plurality of shielding pieces 20 to perform the deflecting movement, the deflecting sliding of the plurality of shielding pieces 20 can be smoother by the guiding function of the second guiding groove 42 on the guiding bracket 40, and the blocking of the plurality of shielding pieces 20 and the rotating plate 30 can be avoided.

It should be noted that the central axes of the first guide portion 21 and the second guide portion 22 of the shielding plate 20 are not on the same axis, and preferably, the first guide portion 21 is located at the middle position of the end of the shielding plate 20, and the second guide portion 22 is located at the edge position of the end of the shielding plate 20, so that when the first guide groove 32 of the rotating plate 30 rotates, the first guide portion 21 is driven to deflect the shielding plate 20, and the shielding plate 20 slides along the second guide groove 42 under the action of the second guide groove 42, thereby sliding between the open position and the closed position.

Specifically, the guide bracket 40 has third openings 41 communicating with the first openings 111, the number of the second guide grooves 42 corresponds to the number of the shielding sheets 20, and each of the second guide grooves 42 is an inclined guide groove, and the plurality of second guide grooves 42 are uniformly distributed circumferentially around the central axis of the third opening 41. The inclined guide slot extends from one end to the other end with a gradually increasing distance from the central axis of the third opening 41, the third opening 41 is a circular hole structure with a hole diameter larger than or equal to that of the first opening 111, and the inclination angle of the second guide slot 42 can be set according to the number of the shielding pieces 20 and the size of the hole diameter of the first opening 111, so long as when the operation dial 33 rotates clockwise to the limit position of the guide hole 113, the plurality of shielding pieces 20 can completely deflect and move out of the first opening 111.

Further, a plurality of hollow holes 43 are formed in the guide bracket 40, so that the weight of the guide bracket 40 can be reduced, and the visibility and reliability during assembly can be improved.

In the present embodiment, the rotating plate 30, the plurality of shielding pieces 20 and the guide bracket 40 are all disposed in the upper housing 11 and above the inner bracket 112, and the rotating plate 30 is disposed close to the inner bracket 112. That is, the guide bracket 40, the plurality of shielding pieces 20, the rotating plate 30, and the inner bracket 112 are sequentially disposed inside the upper housing 11 from top to bottom, and the plurality of shielding pieces 20 are rotated by operating the rotating plate 30 to open or close the first opening 111. As an alternative embodiment, in this embodiment, the second guide groove 42 may be further opened on the end surface of the inner support bracket 112 having the first opening 111, so that the plurality of shielding pieces 20 are disposed between the inner support bracket 112 and the rotating plate 30, and the first guide groove 32 is located on the lower surface of the rotating plate 30 and is opposite to the inner support bracket 112, thereby omitting the arrangement of the guide bracket 40, simplifying the structure of the aerosol generating device, reducing the overall weight, and making the structure simpler.

Further, the aerosol generating device further includes a cover plate 50 covering the guide bracket 40, and the cover plate 50 has a fourth opening 51 communicating with the first opening 111. The fourth opening 51 is a circular hole structure with a diameter larger than or equal to the first opening 111, when the plurality of shielding sheets 20 are located at the opening position, the first opening 111, the second opening 31, the third opening 41 and the fourth opening 51 are coaxial and are in a mutually communicated state, and at this time, the aerosol-forming substrate 100 can sequentially pass through the plurality of openings and be inserted into the accommodating cavity of the inner support bracket 112 to be in contact with the heating element.

In summary, in the aerosol generating device of the present invention, the rotation of the rotating plate 30 relative to the housing 10 is controlled to drive the plurality of shielding pieces 20 to open or close the first opening 111 for inserting the aerosol-forming substrate 100, so that the first opening 111 can be closed and protected when the aerosol generating device is not in use; and the rotating plate 30 is arranged inside the shell 10, and the structure design is compact and reasonable, so that the aerosol generating device is not easy to damage, and meanwhile, the overall appearance of the aerosol generating device is not greatly influenced.

In the above embodiments, the descriptions of the respective embodiments have respective emphasis, and for parts that are not described in detail in a certain embodiment, reference may be made to related descriptions of other embodiments.

In view of the above description of the technical solutions provided by the present invention, those skilled in the art will recognize that there may be variations in the technical solutions and the application ranges according to the concepts of the embodiments of the present invention, and in summary, the content of the present specification should not be construed as limiting the present invention.

Claims

1. An aerosol generating device, comprising:

2. An aerosol generating device according to claim 1, wherein the rotating plate has a first guide groove formed therein in a direction opposite to the plurality of shielding pieces, each shielding piece protrudes toward the rotating plate to form a first guide portion extending into the first guide groove, the shielding piece is rotatable along with the rotating plate, and the first guide portion is slidable along the first guide groove.

3. An aerosol generating device according to claim 2, wherein the rotary plate has a second opening communicating with the first opening, and the first guide groove has a regular polygonal configuration around a central axis of the second opening corresponding to the number of the plurality of shielding sheets.

4. An aerosol generating device according to claim 2, further comprising a guide bracket fixed to the housing, wherein the plurality of shielding plates are disposed between the rotating plate and the guide bracket, and the guide bracket has a second guide groove formed in a direction opposite to the plurality of shielding plates, each shielding plate protrudes toward the guide bracket to form a second guide portion extending into the second guide groove, and the second guide portion can slide along the second guide groove along with the rotation of the rotating plate.

5. An aerosol generating device according to claim 4, wherein the guide bracket has a third opening communicating with the first opening, the number of the second guide grooves corresponds to the number of the shielding plates, and each of the second guide grooves is an inclined guide groove, and the plurality of second guide grooves are uniformly distributed circumferentially around the central axis of the third opening.

6. An aerosol generating device according to claim 5, wherein the guide bracket further comprises a plurality of apertures.

7. An aerosol generating device according to claim 4, wherein the housing comprises an upper housing and a lower housing which are insertable into one another, an inner support frame having a first opening for receiving the aerosol-forming substrate is disposed within the upper housing, the first opening is disposed in an upper end surface of the inner support frame, and a through-hole is disposed in a lower end surface of the inner support frame; the internal control circuit board that is equipped with of inferior valve and with power supply and the heating element that the control circuit board electricity is connected, heating element includes at least part and passes through the through-hole stretches into to heat-generating body in the interior support, the heat-generating body is used for heating the aerosol formation substrate of acceping in order to produce aerosol.

8. An aerosol generating device according to claim 7, wherein the rotary plate, the plurality of shielding plates, and the guide bracket are disposed within the upper housing and above the inner support bracket, and the rotary plate is disposed adjacent to the inner support bracket.

9. The aerosol generating device as claimed in claim 8, wherein the upper housing has a guide hole at a position corresponding to the rotary plate, and a shifting block protruding from the guide hole is connected to an outer sidewall of the rotary plate, and the shifting block can slide in the guide hole to drive the rotary plate to rotate.

10. An aerosol generating device according to claim 8, further comprising a cover plate secured to the guide bracket, the cover plate having a fourth opening in communication with the first opening.