Electronic atomization device

By designing the interconnecting components, automatic control of the electronic atomizing device is achieved in both working and non-working states, solving the problems of oil leakage and dry burning of the atomizing coil, and improving the safety and stability of the device.

CN223759230UActive Publication Date: 2026-01-06SHENZHEN SKE TECH CO LTD
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Patent Information

Application Number
CN202423292595.0
Authority / Receiving Office
CN · China
Patent Type
Utility models(China)
Current Assignee / Owner
Filing Date
2024-12-27
Publication Date
2026-01-06
Estimated Expiration
2034-12-27

AI Technical Summary

Technical Problem

Existing electronic atomizing devices suffer from oil leakage due to continuous refilling when not in use, and the atomizer coil may dry-burn if the user forgets to open the refill sealing structure.

Method used

The system employs a connecting component, including a connecting rod and an elastic element. The rotational movement of the connecting rod enables the linkage between the oil injection action and the power connection action. The connecting rod is equipped with a sealing cap and a connecting contact point to ensure that the oil inlet channel is blocked and the power connection is disconnected when not in operation, and the oil inlet channel is opened and the power is connected when in operation.

Benefits of technology

It achieves synchronous control of the oil filling action and the power connection action, avoiding oil leakage and dry burning of the atomizing core, and improving the safety and stability of the equipment.

✦ Generated by Eureka AI based on patent content.

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Abstract

The utility model discloses electronic atomization equipment which comprises an atomization part, a communication assembly and a power supply part, the communication assembly is provided with a first position and a second position, when the communication assembly is located at the first position, a sealing cap blocks an oil inlet channel, and a first connection contact and a second connection contact are staggered and do not make contact; when the communicating assembly is located at the second position, the sealing cap opens the oil inlet channel, and the first connecting contact and the second connecting contact directly face each other and make contact with each other. According to the technical scheme, the technical problem of oil leakage caused by continuous oil injection when the electronic atomization equipment does not work and the technical problem of dry burning of the atomization core caused by the fact that a user forgets to open the oil injection plugging structure are solved.
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Description

Technical Field

[0001] This application relates to the field of atomization technology, and in particular to an electronic atomization device. Background Technology

[0002] Existing electronic atomization devices include an oil reservoir for storing the atomizing matrix, a heating unit for generating aerosols, and a power supply. The heating unit contains an oil reservoir that supplies the atomizing matrix to the atomizing core. The atomizing matrix in the oil reservoir can be injected into the oil reservoir. When the electronic atomization device is working, the atomizing core is connected to the power supply, thereby heating the atomizing matrix to generate aerosols.

[0003] Even when not in use, this type of electronic atomizer continues to fill the reservoir with oil, causing the atomizing matrix in the heating element to become oversaturated and prone to leakage. Furthermore, some electronic atomizers have simple filling and sealing structures; however, users often forget to open these structures while vaping, resulting in the atomizer coil burning out or even burning. Utility Model Content

[0004] The main purpose of this application is to propose an electronic atomizing device to solve the technical problems of oil leakage caused by continuous oil filling when the electronic atomizing device is not in operation and dry burning of the atomizing core caused by the user forgetting to open the oil filling sealing structure.

[0005] To achieve the above objectives, this application provides an electronic atomizing device, the electronic atomizing device comprising:

[0006] The atomizing section includes an oil storage section, a heating section disposed below the oil storage section, and an oil storage section base disposed between the oil storage section and the heating section. The oil storage section is used to store the atomizing matrix, and a mouthpiece is formed on the upper part of the oil storage section. The heating section is used to heat the atomizing matrix to generate an aerosol. The oil storage section base is connected to the oil storage section and the heating section respectively. An oil inlet channel is formed on the oil storage section base, and the atomizing matrix in the oil storage section enters the heating section through the oil inlet channel.

[0007] A connecting component includes a connecting rod and an elastic element. The connecting rod is inserted into the oil inlet channel. The upper end of the connecting rod is provided with a sealing cap, which can block the oil inlet channel. The lower end of the connecting rod extends out of the atomizing part and is provided with a first contact point. The connecting rod is electrically connected to the heating part. The elastic element is in a compressed state. The upper end of the elastic element is connected to the atomizing part, and the lower end of the elastic element is connected to the connecting rod.

[0008] A power supply unit is disposed below the atomizing unit. The power supply unit is movable relative to the atomizing unit. The power supply unit includes a power source that provides electrical energy to the heating unit. A second connecting contact point is provided on the top of the power supply unit, and the second connecting contact point is electrically connected to the power source.

[0009] The connecting component has a first position and a second position. When the connecting component is in the first position, the sealing cap blocks the oil inlet channel, and the first connecting contact point and the second connecting contact point are misaligned and do not contact each other. When the connecting component is in the second position, the sealing cap opens the oil inlet channel, and the first connecting contact point and the second connecting contact point are directly opposite and in contact with each other.

[0010] In some embodiments, the number of connecting rods is two, and the number of second connecting contact points is two; when the connecting component is in the second position, the two first connecting contact points and the two second connecting contact points are arranged in a one-to-one correspondence.

[0011] In some embodiments, the power supply unit includes a power supply unit body and a guide top plate, the power supply unit body accommodating the power source, and the guide top plate being disposed on the top of the power supply unit body;

[0012] The guide plate includes two first guide surfaces and two second guide surfaces. The first guide surfaces are planar or concave, and the second guide surfaces are convex. The first guide surfaces and the second guide surfaces are arranged adjacent to each other and smoothly transition. Each second guide surface has a second connecting contact point on its top.

[0013] In some embodiments, a mating groove is formed on the top of each of the second guide surfaces, and a second connecting contact point is provided inside the mating groove, and the connecting rod can be inserted into the mating groove.

[0014] In some embodiments, the first position of the connecting rod is when the connecting rod is located above the lowest point of the first guide surface, and the second position of the connecting rod is when the connecting rod is inserted into the mating groove.

[0015] In some embodiments, the bottom of the connecting rod is provided with ball bearings.

[0016] In some embodiments, the atomizing part further includes a heating part base, the heating part base is disposed at the bottom of the heating part, a base channel is formed on the heating part base, the connecting rod is inserted into the base channel and the lower end of the connecting rod extends out of the base channel, and the connecting rod and the base channel are sealed together.

[0017] In some embodiments, the heating element base is further provided with a receiving cavity, which is located below the base channel and accommodates part of the connecting rod. The lower end of the connecting rod is also provided with a fixing protrusion that protrudes radially along the connecting rod. The elastic member is at least partially disposed in the receiving cavity, with the upper end of the elastic member abutting against the top wall of the receiving cavity and the lower end of the elastic member abutting against the fixing protrusion.

[0018] In some embodiments, the connecting rod is provided with a plurality of oil guiding protrusions, which are evenly distributed along the circumference of the connecting rod and extend along the axial direction of the connecting rod, with each oil guiding protrusion located at least partially within the oil inlet channel.

[0019] In some embodiments, an oil guide column is sleeved on the outside of the connecting rod. The oil guide column is at least partially located in the oil inlet channel. A plurality of oil guide grooves are evenly distributed along the circumference of the oil guide column. The oil guide grooves extend along the axial direction of the oil guide column, and the length of the oil guide grooves is equal to the length of the oil guide column.

[0020] Compared with the prior art, this application provides an electronic atomizing device. Through the structural arrangement of connecting rod, sealing cap, first contact point, and second contact point, the oil filling action and the power connection action are linked. The user only needs to rotate the atomizing part to turn on the power and fill the electronic atomizing device when it is needed, and turn off the power and stop the oil filling when the electronic atomizing device is not needed. This achieves synchronous control of the oil filling action and the power connection action, which can not only avoid oil leakage caused by continuous oil filling, but also prevent the atomizing coil from dry burning due to the user forgetting to open the oil filling sealing structure. Attached Figure Description

[0021] Figure 1 This is a schematic diagram of the structure of the electronic atomizing device provided in the embodiments of this application;

[0022] Figure 2 A schematic diagram of the structure of the connecting component located at the first position in the embodiments provided in this application;

[0023] Figure 3 The embodiment provided in this application is a schematic diagram of the structure in which the connecting component is located in the second position;

[0024] Figure 4 This is a schematic diagram of the structure of the atomizing section in the embodiments provided in this application;

[0025] Figure 5 A schematic diagram of the power supply section in the embodiments provided in this application;

[0026] Figure 6 This is a schematic diagram of the connecting rod in the embodiments provided in this application. Detailed Implementation

[0027] To make the above-mentioned objects, features, and advantages of this application more apparent and understandable, the specific embodiments of this application are described in detail below with reference to the accompanying drawings. Many specific details are set forth in the following description to provide a thorough understanding of this application. However, this application can be implemented in many other ways different from those described herein, and those skilled in the art can make similar modifications without departing from the spirit of this application. Therefore, this application is not limited to the specific embodiments disclosed below. Unless otherwise defined, all technical and scientific terms used herein have the same meaning as commonly understood by one of ordinary skill in the art to which this application belongs. The terminology used herein is for the purpose of describing particular embodiments only and is not intended to be limiting of this application. The term "and / or" as used herein includes any and all combinations of one or more of the associated listed items.

[0028] In the description of this application, unless otherwise expressly specified and limited, the terms "installation," "connection," "joining," "fixing," etc., should be interpreted broadly. For example, they can refer to a fixed connection, a detachable connection, or an integral part; they can refer to a mechanical connection or an electrical connection; they can refer to a direct connection or an indirect connection through an intermediate medium; they can refer to the internal communication of two components or the interaction between two components, unless otherwise expressly limited. Those skilled in the art can understand the specific meaning of the above terms in this application according to the specific circumstances.

[0029] Nebulizers can be used in various fields, such as medical nebulization, beauty nebulization, and cigarette replacement. They primarily work by heating a nebulizing matrix to generate an aerosol, which can be a liquid matrix containing or without nicotine. A nebulizer typically includes a storage chamber for storing the nebulizing matrix and an atomizing component for heating and atomizing the matrix to generate an aerosol.

[0030] See Figures 1 to 6This application provides an electronic atomizing device, which includes an atomizing unit 100, a connecting component 200, and a power supply unit 300. The atomizing unit 100 includes an oil storage unit 110, a heating unit 120 disposed below the oil storage unit 110, and an oil storage unit base 130 disposed between the oil storage unit 110 and the heating unit 120. The oil storage unit 110 is used to store an atomizing matrix, and a mouthpiece is formed on the upper part of the oil storage unit. The heating unit 120 is used to heat the atomizing matrix to generate an aerosol. The oil storage unit base 130 is connected to the oil storage unit 110 and the heating unit 120 respectively, and an oil inlet channel 131 is formed on the oil storage unit base 130. The atomizing matrix in the oil storage unit 110 enters the heating unit 120 through the oil inlet channel 131. Specifically, the oil storage section 110 can be a transparent oil bottle, which can both store the atomizing matrix and allow the user to easily observe the remaining amount of the atomizing matrix; the heating section 120 can include oil storage cotton and an atomizing component. The oil storage cotton is used to absorb and store the atomizing matrix flowing from the oil storage section 110 into the heating section 120, and the atomizing component can heat the atomizing matrix in the oil storage cotton to generate an aerosol; the oil storage base 130 is disposed between the oil storage section 110 and the heating section 120. The oil storage base 130 can be an independent component of the oil storage section 110 and the heating section 120. It can be an integral component, or a component integrally formed with the bottom of the oil storage section 110 or the top of the heating section 120. The solid part of the oil storage section base 130 is used to isolate the oil storage section 110 and the heating section 120 so that the atomizing matrix in the oil storage section 130 cannot enter the heating section when oil is not needed. An oil inlet channel 131 is formed on the oil storage section base 130. When oil is needed, the atomizing matrix in the oil storage section 110 can enter the heating section 120 through the oil inlet channel 131 to appropriately replenish the atomizing matrix in the oil storage cotton.

[0031] The connecting component 200 includes a connecting rod 210 and an elastic element 220. The connecting rod 210 is inserted into the oil inlet channel 131. The upper end of the connecting rod 210 is provided with a sealing cap 211, which can block the oil inlet channel 131. The lower end of the connecting rod 210 extends out of the atomizing part 100 and is provided with a first connecting contact point (not shown in the figure). Specifically, the first connecting contact point can be provided on the bottom surface of the connecting rod 210 or on the side of the lower end of the connecting rod 210. The connecting rod 210 is electrically connected to the heating part 120. The elastic element 220 is in a compressed state. The upper end of the elastic element 220 is connected to the atomizing part 100, and the lower end of the elastic element 220 is connected to the connecting rod 210. When no oil is needed, the compressed elastic element 220 provides elastic force so that the sealing cap 211 blocks the oil inlet channel 131. When oil is needed, the elastic element 220 can be further compressed, at which time the connecting rod 220 can be moved upward to drive the sealing cap 211 to open the oil inlet channel 131.

[0032] A power supply unit 300 is disposed below the atomizing unit 100. The power supply unit is capable of relative movement with the atomizing unit. Specifically, this relative movement can be relative rotation, relative translation, or a combination of both, without particular limitation. The power supply unit 300 includes a power source 310 that provides electrical energy to the heating unit 120. A second connecting contact point is provided on the top of the power supply unit 300, and the second connecting contact point is electrically connected to the power source 310. When the electronic atomizing device is working, the power source 310 provides electrical energy to the heating process through the electrical connection between the second connecting contact point, the first connecting contact point, and the heating unit 120, thereby generating aerosol.

[0033] Specifically, the connecting component 200 has a first position and a second position. When the electronic atomizing device is not in operation, the connecting component 200 is in the first position. At this time, the sealing cap 211 blocks the oil inlet channel, and the first connecting contact point and the second connecting contact point are misaligned and do not contact each other. That is to say, the atomizing matrix in the oil storage section 110 cannot enter the heating section 120, and the heating section 120 and the power supply 310 are not electrically connected. In this way, the oil storage cotton in the heating section 120 can be prevented from becoming oversaturated when the electronic atomizing device is not in operation, and the efficiency can be improved. Safety and stability: When the electronic atomizing device needs to work, the connecting component 200 is in the second position, the sealing cap 211 opens the oil inlet channel 131, and the first connecting contact point and the second connecting contact point are directly opposite and in contact. That is to say, the atomizing matrix in the oil storage section 110 can enter the heating section 120, and the heating section 120 and the power supply 310 are electrically connected. In this way, sufficient atomizing matrix can be supplied to the oil storage cotton in the heating section 120 when the electronic atomizing device needs to work, and dry burning can be avoided if the user forgets to open the oil inlet channel 131.

[0034] In order to form a circuit loop, the number of connecting rods 210 can be two, so there are also two first connecting contact points. Correspondingly, there are also two second connecting contact points. In this way, when the connecting component is in the second position, the two first connecting contact points and the two second connecting contact points are set in a one-to-one correspondence.

[0035] In some embodiments, the power supply unit 300 includes a power supply unit body 330 and a guide top plate 320. The power supply unit body 330 houses the power source 310, and the guide top plate 320 is disposed on the top of the power supply unit body 330. The guide top plate 320 includes two first guide surfaces 321 and two second guide surfaces 322. The first guide surfaces 321 are planar or concave, and the second guide surfaces 322 are convex. The first guide surfaces 321 and the second guide surfaces 322 are adjacent to each other and smoothly transition. Each second guide surface 322 has a second connecting contact point on its top. The power supply unit body 330 and the guide top plate 320 can be independent components or integrated. It is easily understood that the user only needs to rotate the atomizing unit 100 relative to the power supply unit 300 to push the connecting rod 210 up and down through the relative arrangement of the first guide surfaces 321 and the second guide surfaces 322, thereby placing it in a first position or a second position. Specifically, the compressed elastic element 220 always provides a downward elastic force so that the bottom surface of the connecting rod 210 can always abut against the guide top plate 320. In this way, the guide top plate 320 can drive the connecting rod 210 through the height difference of its upper surface. The second guide 322 is specifically a convex surface, which is higher than the first guide surface 321. When the atomizing part 100 and the power supply part 300 rotate relative to each other, the connecting rod 210 moves upward from the first guide surface 321 to the second guide surface 322, thereby opening the oil inlet channel 131. When the connecting rod 210 moves downward from the second guide surface 322 to the first guide surface 321, it will close the oil inlet channel 131.

[0036] To facilitate user identification that the connecting rod 210 is in the second position and to ensure its relatively stable position, a mating groove 323 is formed on the top of each second guide surface 322. The mating groove 323 contains a second connecting contact point, allowing the connecting rod 210 to be inserted into it. With this design, when the connecting rod 210 is inserted into the mating groove 323, it vibrates and clicks against the bottom of the groove, making it easy for the user to identify that the internal structure of the electronic atomizing device is in place (i.e., the connecting rod 210 is in the second position). At this time, the atomizing matrix in the oil reservoir 110 can enter the heating unit 120, and the heating unit 120 is connected to the power supply. Simultaneously, when the connecting rod 210 is located within the mating groove 323, the mating groove 323 provides a certain degree of restraint on the connecting rod 210. Therefore, this design also ensures that the connecting rod 210 is relatively stable in the second position for user convenience.

[0037] In some embodiments, the bottom of the connecting rod 210 is provided with ball bearings to make the relative movement between the connecting rod 210 and the guide top plate 320 smoother, thereby improving the user experience.

[0038] It is readily understood that the second guide surface 322 should have sufficient protrusion height to allow it to push the sealing cap 211 on the connecting rod 210 away from the opening or interior of the oil inlet channel 131. The first guide surface 321 should also have a suitable height so that after the connecting rod 210 moves from the second guide surface 322 to the first guide surface, it can move downwards a sufficient distance to allow the sealing cap 211 on the connecting rod 210 to abut against the opening of the oil inlet channel 131 or enter the interior of the oil inlet channel 131, thereby achieving a seal. Therefore, in the technical solution of this application, the first position of the connecting rod 210 is when the connecting rod 210 is located above the lowest point of the first guide surface 321, and the second position of the connecting rod 210 is when the connecting rod 210 is inserted into the mating groove 323.

[0039] In some embodiments, the atomizing section 100 further includes a heating section base 121, which is disposed at the bottom of the heating section 120. A base channel 1211 is formed on the heating section base 121, and a connecting rod 210 is inserted into the base channel 1211 with its lower end extending out of the base channel 1211. The connecting rod 210 and the base channel 1211 are sealed together. Specifically, the heating section base 121 can be an independent component or integral part of the heating section 120, or it can be a component integrally formed with the heating section 120. The solid portion of the heating section base 121 is used to isolate the power supply section 300 from the heating section 120 to prevent leakage caused by contact between the atomizing matrix in the atomizing section 100 and the power supply section 300. The base channel 1211 on the heating section base 121 is used to accommodate the connecting rod 210, and the connecting rod 210 and the base channel 1211 are sealed together to avoid leakage.

[0040] In some embodiments, a receiving cavity 1212 is further formed on the heating unit base 121. The receiving cavity 1212 is located below the base channel 1211 and accommodates a portion of the connecting rod 210. The lower end of the connecting rod 210 is also provided with a fixing protrusion 212 that protrudes radially along the connecting rod 210. The elastic member 220 is at least partially disposed in the receiving cavity. The upper end of the elastic member 220 abuts against the top wall of the receiving cavity 1212, and the lower end of the elastic member 220 abuts against the fixing protrusion 212. With the above arrangement, the elastic member 220 can be placed in a position that does not come into contact with the atomizing matrix. On the one hand, this avoids problems such as corrosion of the elastic member 220 by the atomizing matrix. On the other hand, it also ensures that the atomizing matrix is ​​not contaminated by the elastic member 220 (especially corroded elastic member 220).

[0041] To facilitate smoother oil inflow, the connecting rod 210 is provided with multiple oil-guiding protrusions 213. These protrusions 213 are evenly arranged circumferentially along the connecting rod 210 and extend axially along it. Each protrusion 213 is at least partially located within the oil inlet channel 131. Essentially, the protrusions 213 divide the oil inlet channel 131 into multiple regions. This arrangement prevents the formation of a single, continuous oil film within the oil inlet channel 131. Simultaneously, the atomizing matrix can enter the heating section 120 from the oil storage section 110 in some areas, and air can enter the oil storage section 110 from the heating section 120 in some areas, thereby balancing the air pressure inside the oil storage section 110 and ensuring smoother oil inflow.

[0042] In some embodiments, an oil guide column (not shown in the figure) can be used to replace the oil guide protrusion 213. Specifically, an oil guide column is sleeved on the outside of the connecting rod 210. The oil guide column is at least partially located within the oil inlet channel 131. Multiple oil guide grooves are evenly arranged circumferentially on the oil guide column. The oil guide grooves extend axially along the oil guide column, and the length of the oil guide grooves is equal to the length of the oil guide column. Similarly, the oil guide grooves can also divide the oil inlet channel 131 into multiple regions, making it difficult for a single oil film to form within the oil inlet channel 131. At the same time, the atomizing matrix can enter the heating section 120 from the oil storage section 110 in some areas, and air can enter the oil storage section 110 from the heating section 120 in some areas, thereby balancing the air pressure inside the oil storage section 110 to make the oil inlet smoother.

[0043] The above description is merely a preferred embodiment of this application and does not limit the patent scope of this application. Any equivalent structural transformations made based on the inventive concept of this application and the contents of the specification and drawings of this application, or direct / indirect applications in other related technical fields, are included within the patent protection scope of this application.

Claims

1. An electronic atomizing device, characterized by, The electronic atomization device comprises: An atomization part, comprising an oil storage part, a heating part arranged below the oil storage part, and an oil storage part base arranged between the oil storage part and the heating part, the oil storage part being used for storing an atomization substrate, a suction nozzle being formed on the upper part of the oil storage part, the heating part being used for heating the atomization substrate to generate an aerosol, the oil storage part base being connected with the oil storage part and the heating part respectively, an oil inlet channel being formed on the oil storage part base, the atomization substrate in the oil storage part entering the heating part through the oil inlet channel; A communication assembly, comprising a communication rod and an elastic member, the communication rod being inserted into the oil inlet channel, an upper end of the communication rod being provided with a sealing cap, the sealing cap being capable of plugging the oil inlet channel, a lower end of the communication rod extending out of the atomization part and being provided with a first connection contact point, the communication rod being electrically connected with the heating part, the elastic member being in a compressed state, an upper end of the elastic member being connected with the atomization part, and a lower end of the elastic member being connected with the communication rod; A power supply part arranged below the atomization part, the power supply part being capable of moving relative to the atomization part, the power supply part comprising a power source for providing electric energy for the heating part, a top part of the power supply part being provided with a second connection contact point, the second connection contact point being electrically connected with the power source; The communication assembly has a first position and a second position, when the communication assembly is in the first position, the sealing cap plugs the oil inlet channel, and the first connection contact point and the second connection contact point are misaligned and do not contact each other, when the communication assembly is in the second position, the sealing cap opens the oil inlet channel, and the first connection contact point and the second connection contact point contact each other.

2. The electronic atomizing device of claim 1, wherein, The number of the communication rods is two, and the number of the second connection contact points is two; when the communication assembly is in the second position, the two first connection contact points and the two second connection contact points are arranged one by one in correspondence.

3. The electronic atomizing device of claim 2, wherein, The power supply part comprises a power supply part main body and a guide top plate, the power supply part main body accommodating the power source, the guide top plate being arranged on the top part of the power supply part main body; The guide top plate comprises two first guide surfaces and two second guide surfaces, the first guide surfaces being flat surfaces or concave surfaces, the second guide surfaces being convex surfaces, the first guide surfaces and the second guide surfaces being arranged adjacent to each other and smoothly transitioned, and one second connection contact point being arranged on the top part of each second guide surface.

4. The electronic atomizing device of claim 3, wherein, The top part of each second guide surface is formed with a matching groove, the second connection contact point being arranged inside the matching groove, and the communication rod being capable of being inserted into the matching groove.

5. The electronic atomizing device of claim 4, wherein, The first position of the communication rod is above the lowest point of the first guide surface, and the second position of the communication rod is that the communication rod is inserted into the matching groove.

6. The electronic atomizing device of claim 3, wherein, The bottom part of the communication rod is provided with a ball.

7. The electronic atomizing device of claim 1, wherein, The atomizing part further comprises a heating part base arranged at the bottom of the heating part, a base channel is formed on the heating part base, the communication rod is inserted into the base channel and the lower end of the communication rod extends out of the base channel, and the communication rod and the base channel are in sealed connection.

8. The electronic atomizing device of claim 7, wherein, A containing cavity is further formed on the heating part base, the containing cavity is located below the base channel and contains part of the communication rod, the lower end of the communication rod is further provided with a fixing protrusion protruding along the radial direction of the communication rod, the elastic member is at least partially arranged in the containing cavity, the upper end of the elastic member abuts against the top wall of the containing cavity, and the lower end of the elastic member abuts against the fixing protrusion.

9. The electronic atomizing device according to any one of claims 1-8, wherein, A plurality of oil guide protrusions are arranged on the communication rod, the plurality of oil guide protrusions are uniformly arranged along the circumferential direction of the communication rod and extend along the axial direction of the communication rod, and each oil guide protrusion is at least partially located in the oil inlet channel.

10. The electronic atomizing device according to any one of claims 1-8, wherein, An oil guide column is arranged outside the communication rod, the oil guide column is at least partially located in the oil inlet channel, a plurality of oil guide grooves are uniformly arranged along the circumferential direction of the oil guide column, the oil guide grooves extend along the axial direction of the oil guide column, and the length of the oil guide grooves is equal to the length of the oil guide column.