Ceramic atomizing core, atomizing assembly and aerosol generating device

Abstract

The utility model relates to the technical field of electric heating atomization structures, and provides a ceramic atomization core, an atomization assembly and an aerosol generating device.The ceramic atomization core comprises a liquid guiding body and a reinforcing part, the liquid guiding body is used for adsorbing a liquid aerosol generating substrate, the ceramic atomization core is provided with a heating wire, and the heating wire heats the liquid aerosol generating substrate under power supply of a battery cell; aerosol is generated through atomization, the liquid guide body supplies liquid to the heating wire, and the atomization function of the ceramic atomization core is guaranteed. The reinforcing part is used for reinforcing the end structure of the liquid guide body, the reinforcing part is assembled and fixed to the aerosol generating device, the liquid guide body is assembled and fixed to the aerosol generating device through the reinforcing part, the ceramic atomization core can be prevented from being broken in the production and assembly process, and then deformation of the heating wire is avoided.

Description

Technical Field

[0001] The present application relates to the technical field of electric heating atomization structures, and in particular to a ceramic atomization core, an atomization assembly and an aerosol generating device. Background Art

[0002] An aerosol generating device is an electronic atomizing device that uses a battery to power the atomizing core to heat the liquid aerosol generating matrix, atomize and generate aerosol for the user to use. Microporous ceramics have the characteristics of low thermal conductivity, low density, and small specific heat capacity due to their rich micropores. The use of ceramics to make the atomizing core makes the temperature field of the liquid aerosol generating matrix more uniform during the atomization process, and it is atomized more fully per unit time, thereby improving the user experience. However, the bottom of some ceramic atomizing cores is fragile during the production and assembly process, which makes the heating wire easy to deform.

[0003] Therefore, the prior art has defects and needs to be improved and developed. Utility Model Content

[0004] In view of the above-mentioned deficiencies in the prior art, the purpose of the present application is to provide a ceramic atomizer core, an atomizer assembly and an aerosol generating device, aiming to solve the technical problem that the bottom end of some ceramic atomizer cores is fragile during the production and assembly process.

[0005] A technical solution adopted by the present application to solve the technical problem is as follows: a ceramic atomizer core is applied to an aerosol generating device to heat and atomize a liquid aerosol generating matrix, and the ceramic atomizer core comprises:

[0006] Fluid-conducting body;

[0007] A reinforcement portion, the reinforcement portion is located at the bottom end and / or the top end of the liquid-conducting body, and the reinforcement portion is used to be assembled and fixed to the aerosol generating device.

[0008] Optionally, the liquid-conducting body is a microporous ceramic structure.

[0009] Optionally, the reinforcement portion is a zirconia ceramic structure.

[0010] Optionally, the end surface of the reinforcement portion is connected to the end surface of the liquid-conducting body.

[0011] Optionally, a protrusion is provided at the top and / or bottom end of the liquid-conducting body, and the reinforcing portion is sleeved on the outer periphery of the protrusion.

[0012] Another technical solution adopted by the present application to solve the technical problem is as follows: an atomizing assembly, applied to an aerosol generating device, the atomizing assembly comprising:

[0013] A liquid storage member, wherein the liquid storage member has a liquid storage cavity;

[0014] A liquid guiding member, the liquid guiding member is located in the liquid storage cavity;

[0015] As described above, the ceramic atomizer core is at least partially located in the liquid storage chamber.

[0016] Optionally, the liquid storage component comprises:

[0017] A bin body, wherein a suction nozzle is provided at the top of the bin body and an opening is provided at the bottom of the bin body;

[0018] A base, the outer periphery of which is embedded in the opening; the base and the bin body surround the liquid storage cavity, and the suction nozzle is connected to the liquid storage cavity.

[0019] Optionally, the atomization assembly comprises:

[0020] A sealing member is embedded in the opening and sleeved on the top of the base and the periphery of the ceramic atomizing core to seal the opening.

[0021] Another technical solution adopted by the present application to solve the technical problem is as follows: an aerosol generating device, comprising:

[0022] A housing and an atomizing assembly as described above, wherein the atomizing assembly is detachably mounted in the housing.

[0023] Optionally, the aerosol generating device further comprises:

[0024] A battery holder, the battery holder is located in the shell, a mounting ring is provided at the top of the battery holder, the mounting ring is sleeved on the periphery of the reinforcement portion; the atomizer assembly is sleeved on the periphery of the mounting ring.

[0025] Compared with the prior art, the present application provides a ceramic atomization core, an atomization assembly and an aerosol generating device. The ceramic atomization core includes a liquid guiding body and a reinforcement part. The liquid guiding body is used to adsorb a liquid aerosol generating matrix. The ceramic atomization core has a heating wire. The heating wire heats the liquid aerosol generating matrix under the power supply of the battery core, and atomizes to generate aerosol. The liquid guiding body supplies liquid to the heating wire, thereby ensuring the atomization function of the ceramic atomization core; the reinforcement part is used to reinforce the end structure of the liquid guiding body, and the reinforcement part is assembled and fixed to the aerosol generating device. The liquid guiding body is assembled and fixed to the aerosol generating device through the reinforcement part, which is beneficial to prevent the ceramic atomization core from being broken during the production and assembly process, thereby avoiding deformation of the heating wire; the reinforcement part is located at the bottom and / or top of the liquid guiding body. The reinforcement part can be set at the top or bottom of the liquid guiding body, that is, the structure of the top or bottom of the liquid guiding body is reinforced, so that the liquid guiding body is assembled and fixed to the aerosol generating device through the reinforcement part, effectively preventing the ceramic atomization core from being broken during the assembly process.

[0026] Reinforced parts can also be provided at the top and bottom ends of the liquid guiding body, that is, the structures of the top and bottom ends of the liquid guiding body can be strengthened to prevent the ceramic atomization core from breaking during assembly. Since both ends of the ceramic atomization core are reinforced, either end can be selected for assembly during the assembly process, thereby improving the convenience of assembling the ceramic atomization core to the aerosol generating device.

[0027] When a replaceable oil tank is used in the aerosol generating device, a reinforcement part is used to assemble and fix it in the replaceable oil tank. For example, the top reinforcement part of the ceramic atomization core is fixed to the liquid guide part, and the bottom reinforcement part is fixed to the replaceable oil tank base. Since the reinforcement part improves the structural strength and facilitates plugging and unplugging, the structural strength of the ceramic atomization core meets the replaceable requirements of the oil tank and is beneficial to extending the service life of the aerosol generating device. BRIEF DESCRIPTION OF THE DRAWINGS

[0028] Figure 1 It is a schematic diagram of the three-dimensional structure of the ceramic atomizer core provided in this application;

[0029] Figure 2 is a cross-sectional schematic diagram of an aerosol generating device provided in the present application;

[0030] Figure 3 It is a three-dimensional schematic diagram of the cross-section of the deformation structure of the ceramic atomizer core provided in the present application;

[0031] Figure 4 It is a three-dimensional schematic diagram of a cross-section of a ceramic atomizer core provided in the present application;

[0032] Figure 5 is a schematic diagram of the three-dimensional structure of the aerosol generating device provided in the present application;

[0033] Figure 6 It is a schematic diagram of a three-dimensional explosion structure of an aerosol generating device provided in the present application;

[0034] Figure 7 is a perspective schematic diagram of a cross-section of an aerosol generating device provided in the present application;

[0035] Figure 8 It is a schematic diagram of a three-dimensional explosion structure of an aerosol generating device provided in the present application;

[0036] Fig. 9 It is a cross-sectional stereoscopic schematic diagram of the aerosol generating device provided in the present application.

[0037] Description of reference numerals:

[0038] 10. Ceramic atomizer core; 11. Liquid-conducting body; 12. Reinforcement part; 111. Protrusion; 20. Atomizer assembly; 21. Liquid storage part; 22. Liquid-conducting part; 23. Sealing part; 211. Liquid storage chamber; 212. Storage body; 213. Base; 2121. Suction nozzle; 2122. Opening; 30. Aerosol generating device; 31. Casing; 32. Battery holder; 321. Assembly ring. DETAILED DESCRIPTION

[0039] The embodiments of the present application are described in detail below, and examples of the embodiments are shown in the accompanying drawings, wherein the same or similar reference numerals throughout represent the same or similar elements or elements having the same or similar functions. The embodiments described below with reference to the accompanying drawings are exemplary and are only used to explain the present application, and cannot be understood as limiting the present application.

[0040] In the description of the present application, it should be understood that the terms "center", "longitudinal", "lateral", "up", "down", "front", "back", "left", "right", "vertical", "horizontal", "top", "bottom", "inside", "outside" and the like indicate positions or positional relationships based on the positions or positional relationships shown in the accompanying drawings, and are only for the convenience of describing the present application and simplifying the description, rather than indicating or implying that the device or element referred to must have a specific orientation, be constructed and operated in a specific orientation, and therefore cannot be understood as a limitation on the present application. In addition, the terms "first" and "second" are used for descriptive purposes only, and cannot be understood as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Thus, the features defined as "first" and "second" may explicitly or implicitly include one or more of the features. In the description of the present application, unless otherwise specified, "multiple" means two or more.

[0041] In the description of this application, it should be noted that, unless otherwise clearly specified and limited, the terms "installed", "connected", and "connected" should be understood in a broad sense, for example, it can be a fixed connection, a detachable connection, or an integral connection; it can be a mechanical connection or an electrical connection; it can be a direct connection, or it can be indirectly connected through an intermediate medium, or it can be the internal communication of two components. For ordinary technicians in this field, the specific meanings of the above terms in this application can be understood according to specific circumstances.

[0042] The present application aims to solve the technical problem that the bottom ends of some ceramic atomizer cores are fragile during the production and assembly process, and provides a ceramic atomizer core, an atomizer assembly and an aerosol generating device. The ceramic atomizer core, the atomizer assembly and the aerosol generating device, the ceramic atomizer core includes a liquid guiding body and a reinforcement part, the liquid guiding body is used to adsorb the liquid aerosol generating matrix, the ceramic atomizer core has a heating wire, the heating wire heats the liquid aerosol generating matrix under the power supply of the battery core, atomizes and generates aerosol, the liquid guiding body supplies liquid to the heating wire, and the atomization function of the ceramic atomizer core is ensured; the reinforcement part is used to strengthen the end structure of the liquid guiding body, the reinforcement part is assembled and fixed to the aerosol generating device, and the liquid guiding body is assembled and fixed to the aerosol generating device through the reinforcement part, which is conducive to preventing the ceramic atomizer core from being broken during the production and assembly process, thereby avoiding deformation of the heating wire; for details, refer to the following embodiments.

[0043] Please refer to Figure 1 and Figure 2 In the first embodiment of the present application, a ceramic atomization core 10 is provided, which is applied to an aerosol generating device 30 to heat and atomize a liquid aerosol generating matrix. The ceramic atomization core 10 includes a liquid guiding body 11 and a reinforcing portion 12; the reinforcing portion 12 is located at the bottom and / or top end of the liquid guiding body 11, and the reinforcing portion 12 is used to be assembled and fixed to the aerosol generating device 30.

[0044] It can be understood that the ceramic atomization core 10 provided in the present application is used in the aerosol generating device 30, and under the power supply of the battery core, the liquid aerosol generating matrix is ​​heated to generate aerosol by atomization for user use. The ceramic atomization core 10 includes a liquid guiding body 11 and a reinforcement part 12. The liquid guiding body 11 is used to adsorb a liquid aerosol generating matrix. The ceramic atomization core 10 has a heating wire. The heating wire heats the liquid aerosol generating matrix under the power supply of the battery core, and atomizes to generate aerosol. The liquid guiding body 11 supplies liquid to the heating wire, thereby ensuring the atomization function of the ceramic atomization core 10; the reinforcement part 12 is used to strengthen the end structure of the liquid guiding body 11. The reinforcement part 12 is assembled and fixed to the aerosol generating device 30. The liquid guiding body 11 is assembled and fixed to the aerosol generating device 30 through the reinforcement part 12, which is conducive to preventing the ceramic atomization core 10 from breaking during the production and assembly process, thereby avoiding deformation of the heating wire; the reinforcement part 12 is located at the bottom and / or top end of the liquid guiding body 11. The reinforcement part 12 can be set at the top or bottom end of the liquid guiding body 11, that is, the structure of the top or bottom end of the liquid guiding body 11 is strengthened, so that the liquid guiding body 11 is assembled and fixed to the aerosol generating device 30 through the reinforcement part 12. The aerosol generating device 30 can effectively prevent the ceramic atomizing core 10 from being broken during the assembly process; a reinforcement portion 12 can also be provided at the top and bottom ends of the liquid guiding body 11, that is, the structure of the top and bottom ends of the liquid guiding body 11 is reinforced to prevent the ceramic atomizing core 10 from being broken during the assembly process. Since both ends of the ceramic atomizing core 10 are reinforced, one end can be selected for assembly during the assembly process, thereby improving the convenience of assembling the ceramic atomizing core 10 to the aerosol generating device 30; at the same time, when a replaceable oil tank is used in the aerosol generating device 30, the reinforcement portion 12 is used to assemble and fix it in the replaceable oil tank. For example, the top reinforcement portion 12 of the ceramic atomizing core 10 is fixed to the liquid guiding member 22, and the bottom reinforcement portion 12 is fixed to the replaceable oil tank base 213. Since the reinforcement portion 12 improves the structural strength and is convenient for plugging and unplugging, the structural strength of the ceramic atomizing core 10 meets the replaceable requirements of the oil tank and is beneficial to extending the service life of the aerosol generating device 30. A hole is provided in the middle of the ceramic atomization core 10 for accommodating the aerosol generated by atomization and for airflow to flow through, thereby ensuring smooth discharge of the aerosol; both ends of the hole of the ceramic atomization core 10 are connected to the air inlet channel of the aerosol generating device 30 and the exhaust nozzle 2121, thereby ensuring smooth discharge of the aerosol.

[0045] In some embodiments, the liquid-conducting body 11 is a microporous ceramic structure.

[0046] It can be understood that the liquid-conducting body 11 adopts a microporous ceramic structure. Microporous ceramics have the characteristics of strong adsorption, high temperature resistance, ability to make co-fired circuits, safety and non-toxicity. During the heating process, its temperature will rise faster, the temperature uniformity will be better, and the temperature range will be more accurately controlled. It also makes the temperature field of the e-liquid liquid more uniform during the atomization process, and the atomization is more complete, which is beneficial to improving the atomization performance of the ceramic atomization core 10.

[0047] In some embodiments, the reinforcement portion 12 is a zirconia ceramic structure.

[0048] It can be understood that the reinforcing part 12 adopts a zirconia ceramic structure, which has good density, high toughness, high bending strength and high wear resistance, which is conducive to improving the structural strength of the part where the ceramic atomizing core 10 is assembled to the aerosol generating device 30, and preventing the ceramic atomizing core 10 from breaking during the assembly process; the zirconia ceramic structure also has excellent thermal insulation performance, which is conducive to preventing the part where the aerosol generating device 30 and the ceramic atomizing core 10 are assembled with each other from being affected by high-temperature heating, thereby helping to improve the durability of the aerosol generating device 30, and also facilitates to improve the range of selection of materials for making the aerosol generating device 30, and does not need to select high-temperature resistant materials, thereby helping to reduce the production cost. Since the reinforcing part 12 is located at the end of the liquid-conducting body 11, the reinforcing part 12 has a good structural density, which is conducive to preventing the liquid aerosol generating matrix from flowing from the liquid-conducting body 11 into the assembly position, causing leakage.

[0049] See also Figure 3 In some embodiments, the end surface of the reinforcing portion 12 is connected to the end surface of the liquid-conducting body 11.

[0050] It can be understood that the reinforcement part 12 and the liquid guiding body 11 are integrally sintered to form the ceramic atomization core 10. The structure of the ceramic atomization core 10 can be that the reinforcement part 12 is connected to the end of the liquid guiding body 11, that is, the bottom surface of the reinforcement part 12 located at the top of the ceramic atomization core 10 is connected to the top surface of the liquid guiding body 11, and the top surface of the reinforcement part 12 located at the bottom of the ceramic atomization core 10 is connected to the bottom surface of the liquid guiding body 11, so as to strengthen the structure of the top and bottom ends of the ceramic atomization core 10, effectively preventing the ceramic atomization core 10 from being broken during the assembly process. Since the two ends of the ceramic atomization core 10 are reinforced, one end can be selected for assembly during the assembly process, thereby improving the convenience of assembling the ceramic atomization core 10 to the aerosol generating device 30.

[0051] Please refer to Figure 1 , Figure 2 and Figure 4 In some embodiments, a protrusion 111 is provided at the top and / or bottom end of the liquid-conducting body 11 , and the reinforcing portion 12 is sleeved on the outer periphery of the protrusion 111 .

[0052] It can be understood that the reinforcement part 12 and the liquid guiding body 11 are integrally sintered to form the ceramic atomization core 10. The structure of the ceramic atomization core 10 can be connected by the reinforcement part 12 and the protrusion 111 set at the end of the liquid guiding body 11, that is, the reinforcement part 12 located at the top of the ceramic atomization core 10 is sleeved on the outer periphery of the protrusion 111 at the top of the liquid guiding body 11, and the reinforcement part 12 located at the bottom of the ceramic atomization core 10 is sleeved on the outer periphery of the protrusion 111 at the bottom of the liquid guiding body 11, so as to strengthen the structure of the top and bottom ends of the ceramic atomization core 10, effectively preventing the ceramic atomization core 10 from being broken during the assembly process. Since the two ends of the ceramic atomization core 10 are reinforced, one end can be selected for assembly during the assembly process, thereby improving the convenience of assembling the ceramic atomization core 10 to the aerosol generating device 30.

[0053] Please continue reading Figure 1 , Figure 3 and Figure 4 In some embodiments, the outer diameter of the reinforcing portion 12 is the same as the outer diameter of the liquid-conducting body 11 .

[0054] It can be understood that the outer diameter of the reinforcement part 12 is the same as the outer diameter of the liquid guide body 11, so that the outer diameter of the ceramic atomizer core 10 as a whole is consistent, avoiding the formation of steps, facilitating the assembly of the ceramic atomizer core 10 into the liquid guide part 22, and improving the convenience of assembly.

[0055] Please refer to Figure 1 , Figure 2 , Figure 5 , Figure 6 , Figure 7 , Figure 8 and Fig. 9 In the second embodiment of the present application, an atomization assembly 20 is also provided, which is applied to the aerosol generating device 30, and the atomization assembly 20 includes a liquid storage component 21, a liquid guide component 22 and the ceramic atomization core 10 as described above; the liquid storage component 21 has a liquid storage cavity 211; the liquid guide component 22 is located in the liquid storage cavity 211; the ceramic atomization core 10 is at least partially located in the liquid storage cavity 211.

[0056] It can be understood that in the atomizer assembly 20 provided in the present application, the liquid storage component 21 has a liquid storage cavity 211 for storing the liquid aerosol generating matrix, and the liquid guide component 22 is located in the liquid storage cavity 211 for absorbing and storing the liquid aerosol generating matrix; the liquid guide component 22 can be made of cotton material; the ceramic atomizer core 10 is at least partially located in the liquid storage cavity 211, and a part is assembled and fixed to the aerosol generating device 30; the ceramic atomizer core 10 includes a liquid guide body 11 and a reinforcement part 12, the liquid guide body 11 is used to absorb the liquid aerosol generating matrix, and the ceramic atomizer core 10 has The heating wire heats the liquid aerosol generating matrix under the power supply of the battery core, and atomizes to generate aerosol. The liquid guiding body 11 supplies liquid to the heating wire, thereby ensuring the atomization function of the ceramic atomization core 10. The reinforcement part 12 is used to strengthen the end structure of the liquid guiding body 11. The reinforcement part 12 is assembled and fixed to the aerosol generating device 30. The liquid guiding body 11 is assembled and fixed to the aerosol generating device 30 through the reinforcement part 12, which is conducive to preventing the ceramic atomization core 10 from being broken during the production and assembly process, thereby avoiding deformation of the heating wire. The reinforcement part 12 is located at the liquid guiding body 11. The bottom and / or top of the liquid guiding body 11 can be provided with a reinforcing portion 12 at the top or bottom of the liquid guiding body 11, that is, the structure of the top or bottom of the liquid guiding body 11 is reinforced, so that the liquid guiding body 11 is assembled and fixed to the aerosol generating device 30 through the reinforcing portion 12, effectively preventing the ceramic atomizing core 10 from breaking during the assembly process; the reinforcing portion 12 can also be provided at the top and bottom of the liquid guiding body 11, that is, the structure of the top and bottom of the liquid guiding body 11 is reinforced to prevent the ceramic atomizing core 10 from breaking during the assembly process. The ceramic atomizer core 10 is reinforced so that any end can be selected for assembly during the assembly process, thereby improving the convenience of assembling the ceramic atomizer core 10 to the aerosol generating device 30; at the same time, when a replaceable oil tank is used in the aerosol generating device 30, the reinforced part 12 is used to assemble and fix it in the replaceable oil tank. For example, the top reinforced part 12 of the ceramic atomizer core 10 is fixed to the liquid guide part 22, and the bottom reinforced part 12 is fixed to the replaceable oil tank base 213. Since the reinforced part 12 improves the structural strength and facilitates plugging and unplugging, the structural strength of the ceramic atomizer core 10 meets the replaceable requirements of the oil tank.

[0057] Please continue to refer to Figure 6 , Figure 7 , Figure 8 and Fig. 9 In some embodiments, the liquid storage component 21 includes a storage body 212 and a base 213; a suction nozzle 2121 is provided at the top of the storage body 212, and an opening 2122 is provided at the bottom of the storage body 212; the outer periphery of the base 213 is embedded in the opening 2122; the base 213 and the storage body 212 surround the liquid storage cavity 211, and the suction nozzle 2121 is connected to the liquid storage cavity 211.

[0058] It can be understood that the liquid storage part 21 is set as a split structure, which is composed of a warehouse body 212 and a base 213. The bottom end of the warehouse body 212 has an opening 2122, and the outer periphery of the base 213 is embedded in the opening 2122, and the warehouse body 212 is surrounded by a liquid storage cavity 211 to realize the storage function of the liquid aerosol generation matrix; the top of the warehouse body 212 is provided with a suction nozzle 2121, and the suction nozzle 2121 is connected to the liquid storage cavity 211 for the aerosol generated by atomization to flow out to meet the user's use needs; the liquid storage part 21 is designed as a split structure to facilitate the replacement and assembly of the liquid storage part 21, and improve the replaceability of the liquid storage part 21 in the aerosol generating device 30. A hole is opened on the base 213 for the bottom end of the ceramic atomizing core 10 to protrude, so as to assemble and fix the ceramic atomizing core 10 to the aerosol generating device 30. The warehouse body 212 can be made of PC material.

[0059] Please continue to refer to Figure 7 , Figure 8 and Fig. 9 In some embodiments, the atomizer assembly 20 includes a seal 23 , which is embedded in the opening 2122 , and the seal 23 is sleeved on the top of the base 213 and the outer periphery of the ceramic atomizer core 10 to seal the opening 2122 .

[0060] It can be understood that the seal 23 is sleeved on the top of the base 213 and the outer periphery of the ceramic atomizer core 10, and the seal 23 is embedded in the opening 2122, and forms an interference fit with the warehouse body 212 and the ceramic atomizer core 10, which is conducive to improving the sealing between the base 213 and the warehouse body 212, and between the ceramic atomizer core 10 and the base 213, effectively preventing the leakage of the liquid aerosol generation matrix, and improving the durability of the liquid storage part 21. The seal 23 can be made of silicone material and molded by injection molding, with good sealing performance.

[0061] Please continue to refer to Figure 1 , Figure 2 , Figure 5 , Figure 6 , Figure 7 , Figure 8 and Fig. 9 In the third embodiment of the present application, an aerosol generating device 30 is further provided, comprising a housing 31 and the atomizing assembly 20 as described above, wherein the atomizing assembly 20 is detachably installed in the housing 31 .

[0062] It can be understood that the outer shell 31 is used to install and fix the atomizer assembly 20. The atomizer assembly 20 is fixed in a detachable manner, which is conducive to improving the convenience of replacing the liquid storage part 21; specifically, the storage body 212 can be inserted into the outer shell 31 by interference fit; the outer shell 31 can be made of aluminum alloy and formed by mold stretching. In the atomizer assembly 20, the liquid storage part 21 has a liquid storage chamber 211 for storing liquid aerosol generating matrix, and the liquid guide part 22 is located in the liquid storage chamber 211, and is used to adsorb and store the liquid aerosol generating matrix; the ceramic atomizer core 10 is at least partially located in the liquid storage chamber 211, and a part is assembled and fixed to the aerosol generating device 30; the ceramic atomizer core 10 includes a liquid guide body 11 and a reinforcement part 12, the liquid guide body 11 is used to adsorb the liquid aerosol generating matrix, and the ceramic atomizer core 10 has a heating wire, and the heating wire heats the liquid aerosol under the power supply of the battery core. The liquid guiding body 11 supplies liquid to the heating wire, thereby ensuring the atomization function of the ceramic atomizing core 10; the reinforcing portion 12 is used to reinforce the end structure of the liquid guiding body 11, and the reinforcing portion 12 is assembled and fixed to the aerosol generating device 30. The liquid guiding body 11 is assembled and fixed to the aerosol generating device 30 through the reinforcing portion 12, which is beneficial to prevent the ceramic atomizing core 10 from being broken during the production and assembly process, thereby avoiding deformation of the heating wire; the reinforcing portion 12 is located at the bottom and / or top of the liquid guiding body 11, and can be A reinforcement part 12 is provided at the top or bottom of the liquid guiding body 11, that is, the structure of the top or bottom of the liquid guiding body 11 is reinforced, so that the liquid guiding body 11 is assembled and fixed to the aerosol generating device 30 through the reinforcement part 12, effectively preventing the ceramic atomizing core 10 from breaking during the assembly process; a reinforcement part 12 can also be provided at the top and bottom of the liquid guiding body 11, that is, the structure of the top and bottom of the liquid guiding body 11 is reinforced to prevent the ceramic atomizing core 10 from breaking during the assembly process. Since both ends of the ceramic atomizing core 10 are reinforced, During the assembly process, any end can be selected for assembly, which improves the convenience of assembling the ceramic atomization core 10 to the aerosol generating device 30; at the same time, when a replaceable oil tank is used in the aerosol generating device 30, the reinforcement part 12 is used to assemble and fix it in the replaceable oil tank. For example, the top reinforcement part 12 of the ceramic atomization core 10 is fixed to the liquid guide part 22, and the bottom reinforcement part 12 is fixed to the replaceable oil tank base 213. Since the reinforcement part 12 improves the structural strength and facilitates plugging and unplugging, the structural strength of the ceramic atomization core 10 meets the replaceable requirements of the oil tank.

[0063] Please continue to refer to Figure 1 , Figure 2 and Fig. 9 In some embodiments, the aerosol generating device 30 further includes a battery holder 32, wherein the battery holder 32 is located in the housing 31, and an assembly ring 321 is provided at the top of the battery holder 32, wherein the assembly ring 321 is fitted around the periphery of the reinforcing portion 12; the atomizing assembly 20 is fitted around the periphery of the assembly ring 321.

[0064] It can be understood that by providing an assembly ring 321 at the top between the batteries, the ceramic atomizer core 10 and the liquid storage component 21 can be assembled and fixed, which is beneficial to improving the convenience of assembly and reducing the difficulty of assembling the aerosol generating device 30.

[0065] In summary, the present application provides a ceramic atomization core, an atomization assembly and an aerosol generating device. The ceramic atomization core includes a liquid guiding body and a reinforcement part. The liquid guiding body is used to adsorb the liquid aerosol generating matrix. The ceramic atomization core has a heating wire. The heating wire heats the liquid aerosol generating matrix under the power supply of the battery core, and atomizes to generate aerosol. The liquid guiding body supplies liquid to the heating wire, thereby ensuring the atomization function of the ceramic atomization core; the reinforcement part is used to strengthen the end structure of the liquid guiding body, and the reinforcement part is assembled and fixed to the aerosol generating device. The liquid guiding body is assembled and fixed to the aerosol generating device through the reinforcement part, which is beneficial to prevent the ceramic atomization core from being broken during the production and assembly process, thereby avoiding deformation of the heating wire.

[0066] It should be understood that the application of the present application is not limited to the above examples. For ordinary technicians in this field, improvements or changes can be made based on the above description. All these improvements and changes should fall within the scope of protection of the claims attached to this application.

Claims

1. A ceramic atomizing core, used in an aerosol generating device to heat and atomize a liquid aerosol generating substrate, characterized in that: The ceramic atomizing core comprises: Fluid-conducting body; A reinforcement portion, the reinforcement portion is located at the bottom end and / or the top end of the liquid-conducting body, and the reinforcement portion is used to be assembled and fixed to the aerosol generating device.

2. The ceramic atomizer core according to claim 1, characterized in that: The liquid-conducting body is a microporous ceramic structure.

3. The ceramic atomizer core according to claim 1, characterized in that: The reinforcement part is a zirconia ceramic structure.

4. The ceramic atomizer core according to claim 1, characterized in that: The end surface of the reinforcement portion is in contact with the end surface of the liquid guiding body.

5. The ceramic atomizer core according to claim 1, characterized in that: The top and / or bottom end of the liquid-conducting body is provided with a protrusion, and the reinforcing portion is sleeved on the outer periphery of the protrusion.

6. An atomizing assembly, applied to an aerosol generating device, characterized in that: The atomizing assembly comprises: A liquid storage member, wherein the liquid storage member has a liquid storage cavity; A liquid guiding member, the liquid guiding member is located in the liquid storage cavity; The ceramic atomizer core according to any one of claims 1 to 5, wherein the ceramic atomizer core is at least partially located in the liquid storage chamber.

7. The atomizing assembly according to claim 6, characterized in that: The liquid storage element comprises: A bin body, wherein a suction nozzle is provided at the top of the bin body and an opening is provided at the bottom of the bin body; A base, the outer periphery of which is embedded in the opening; the base and the bin body surround the liquid storage cavity, and the suction nozzle is connected to the liquid storage cavity.

8. The atomizer assembly according to claim 7, characterized in that: The atomizing assembly comprises: A sealing member is embedded in the opening and sleeved on the top of the base and the periphery of the ceramic atomizing core to seal the opening.

9. An aerosol generating device, characterized in that: include: A housing and an atomizer assembly as described in any one of claims 6 to 8, wherein the atomizer assembly is detachably installed in the housing.

10. The aerosol generating device according to claim 9, characterized in that The aerosol generating device further comprises: A battery holder, the battery holder is located in the shell, a mounting ring is provided at the top of the battery holder, the mounting ring is sleeved on the periphery of the reinforcement portion; the atomizer assembly is sleeved on the periphery of the mounting ring.

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