Aromatherapy machine

By introducing a shock-absorbing pad structure into the air pump assembly of the aroma diffuser, the problem of air pump operating noise has been solved, achieving low-noise, quiet operation and improving the user experience.

CN224316352UActive Publication Date: 2026-06-02SHENZHEN SVE TECH CO LTD

Patent Information

Authority / Receiving Office
CN · China
Patent Type
Utility models(China)
Current Assignee / Owner
SHENZHEN SVE TECH CO LTD
Filing Date
2025-06-19
Publication Date
2026-06-02

AI Technical Summary

Technical Problem

Existing aroma diffusers generate significant mechanical noise during operation, which negatively impacts the user experience, especially in quiet environments.

Method used

A vibration damping pad structure is introduced into the air pump assembly to buffer and absorb the vibration generated during the operation of the air pump, preventing the vibration from being directly transmitted to the mounting body and the outer casing.

Benefits of technology

It effectively reduces the overall operating noise of the aroma diffuser, improving the device's suitability for quiet environments and enhancing the user experience.

✦ Generated by Eureka AI based on patent content.

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Abstract

The utility model discloses a kind of aromatherapy machines, including atomization main body, installation main body and air pump assembly, the air pump assembly is equipped with first mounting seat, air pump and shock pad between air pump and first mounting seat. Atomizer is communicated with essential oil bottle to form atomization main body, which is detachably installed at one end of installation main body, and the essential oil bottle is stored in the inside of installation main body, and the other end of installation main body is provided with mounting groove, for detachably installing air pump assembly. Air pump is embedded in first mounting seat via shock pad and communicated with atomizer, to realize stable air supply. By setting shock pad structure between first mounting seat and air pump, the vibration generated during the operation of air pump is buffered and absorbed by shock pad, avoiding direct transmission of vibration to installation main body and shell, effectively reducing structural resonance and noise propagation, and thus achieving the purpose of reducing the overall operating noise of aromatherapy machine, improving the applicability and user experience of equipment in a quiet environment.
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Description

Technical Field

[0001] This utility model relates to the field of aroma diffuser technology, and in particular to an aroma diffuser. Background Technology

[0002] In existing technologies, aroma diffusers, as devices used to release fragrances, improve air quality, and create a comfortable environment, are widely used in homes, offices, commercial spaces, and medical institutions. Aroma diffusers typically use an internal atomizing component to atomize essential oils, and then use an air pump to evenly spray the atomized oils, achieving fragrance diffusion and coverage. The air pump, as the key component providing the atomization driving force, directly affects the efficiency and user experience of the aroma diffuser.

[0003] However, existing aroma diffusers generally suffer from a technical challenge: the air pump generates significant mechanical noise during operation. This noise problem is particularly pronounced in quiet settings, such as bedrooms, hospital wards, nursing homes, libraries, or meditation spaces, where a high level of quiet is required. In these environments, the noise generated by the aroma diffuser can easily cause user discomfort and even interfere with rest and work, seriously affecting the comfort of the device and user satisfaction.

[0004] Therefore, reducing the noise of the air pump during operation, especially achieving low-noise or silent operation of the aroma diffuser without affecting its atomization effect and air supply efficiency, has become one of the important technical directions in the current optimization design of aroma diffuser products. Utility Model Content

[0005] The main purpose of this invention is to propose an aroma diffuser that aims to improve the practicality of aroma diffusers.

[0006] To achieve the above objectives, the aroma diffuser proposed in this utility model includes:

[0007] The atomizing body includes an atomizer and an essential oil bottle connected to the atomizer;

[0008] The mounting body is detachably mounted on one end of the mounting body, and the essential oil bottle is located inside the mounting body. An installation groove is provided at the other end of the mounting body.

[0009] An air pump assembly is detachably installed in the mounting slot. The air pump assembly includes a first mounting base, an air pump disposed in the first mounting base, and a shock-absorbing pad disposed between the first mounting base and the air pump. The air pump is connected to the atomizer.

[0010] Optionally, the shock-absorbing pad covers the outer wall of the air pump and abuts against the inner wall of the first mounting base.

[0011] Optionally, the air pump assembly includes an air guide, which is fixed to one end of the first mounting base. One end of the air guide is connected to the air pump, and the other end is connected to the atomizer.

[0012] Optionally, the air pump assembly further includes a seal, which is fitted onto the connection between the air guide and the air pump.

[0013] Optionally, the shock-absorbing pad and the sealing element are integrally formed.

[0014] Optionally, the first mounting base is provided with a movable buckle, which is used to cooperate with the mounting body to detachably fix the air pump assembly inside the mounting body.

[0015] Optionally, the first mounting base includes a first mounting shell and a bottom cover fixed to one end of the first mounting shell. The bottom cover is provided with a movable groove, and the movable buckle is disposed in the movable groove.

[0016] Optionally, the wall of the movable groove is provided with a first limiting groove and a second limiting groove, and the side wall of the movable buckle is provided with a limiting protrusion that cooperates with the first limiting groove and the second limiting groove.

[0017] When the limiting protrusion is in the first limiting groove, the movable buckle retracts into the movable groove;

[0018] When the limiting protrusion is within the second limiting groove, the movable buckle portion protrudes outside the movable groove.

[0019] Optionally, the first mounting housing is provided with a limiting plate covering the movable buckle.

[0020] Optionally, the bottom wall of the movable groove is provided with a movable hole, and the movable buckle is provided with a paddle, which passes through the movable hole.

[0021] Optionally, the movable buckle is provided in two sets, and the two sets of movable buckles are symmetrically arranged on opposite sides of the bottom cover.

[0022] Optionally, the mounting body includes a second mounting shell, a base, and a second mounting seat. The base has a mounting hole, the second mounting seat is fixed inside the second mounting shell at a position corresponding to the mounting hole, and the mounting groove is provided on the second mounting seat.

[0023] Optionally, the second mounting base and the base are provided with a slot at the position corresponding to the movable buckle to cooperate with the movable buckle.

[0024] Optionally, the mounting groove has a positioning groove on its wall from the groove opening, and the outer wall of the first mounting base has a positioning block that cooperates with the positioning groove.

[0025] This utility model discloses an aromatherapy diffuser, including an atomizing body, a mounting body, and an air pump assembly. The air pump assembly includes a first mounting base, an air pump, and a shock-absorbing pad located between the air pump and the first mounting base. The atomizer and an essential oil bottle are connected to form the atomizing body, which is detachably mounted to one end of the mounting body. The essential oil bottle is housed inside the mounting body. The other end of the mounting body has a mounting groove for detachably mounting the air pump assembly. The air pump is embedded in the first mounting base via the shock-absorbing pad and is connected to the atomizer to achieve a stable air supply.

[0026] By setting a shock-absorbing pad structure between the first mounting base and the air pump, the shock-absorbing pad buffers and absorbs the vibration generated during the operation of the air pump, preventing the vibration from being directly transmitted to the mounting body and the outer shell. This effectively reduces structural resonance and noise transmission, thereby reducing the overall operating noise of the aroma diffuser and improving the applicability of the equipment in quiet environments and the user experience. Attached Figure Description

[0027] To more clearly illustrate the technical solutions in the embodiments of this utility model or the prior art, the drawings used in the description of the embodiments or the prior art will be briefly introduced below. Obviously, the drawings described below are only some embodiments of this utility model. For those skilled in the art, other drawings can be obtained based on the structures shown in these drawings without creative effort.

[0028] Figure 1 This is a cross-sectional structural diagram of the aroma diffuser of this utility model from one angle;

[0029] Figure 2 This is an exploded structural diagram of the aroma diffuser of this utility model from one angle;

[0030] Figure 3 This is a schematic diagram of the air pump assembly at one angle.

[0031] Figure 4 This is an exploded structural diagram of the air pump assembly from one angle.

[0032] Figure 5 This is a structural schematic diagram of the second mounting base at one angle.

[0033] Explanation of icon numbers:

[0034] 10. Atomizing body; 11. Atomizer; 12. Essential oil bottle; 20. Mounting body; 21. Mounting groove; 211. Positioning groove; 22. Second mounting shell; 23. Base; 231. Mounting hole; 24. Second mounting seat; 25. Slot; 30. Air pump assembly; 31. First mounting seat; 311. First mounting shell; 312. Limiting plate; 313. Bottom cover; 314. Positioning block; 321. Movable groove; 322. First limiting groove; 323. Second limiting groove; 324. Movable hole; 33. Air pump; 34. Shock-absorbing pad; 35. Air guide; 36. Sealing component; 37. Movable buckle; 371. Limiting protrusion; 372. Paddle.

[0035] The realization of the purpose, functional features and advantages of this utility model will be further explained in conjunction with the embodiments and with reference to the accompanying drawings. Detailed Implementation

[0036] The technical solutions of the present utility model will be clearly and completely described below with reference to the accompanying drawings of the embodiments. Obviously, the described embodiments are only some embodiments of the present utility model, and not all embodiments. Based on the embodiments of the present utility model, all other embodiments obtained by those of ordinary skill in the art without creative effort are within the protection scope of the present utility model.

[0037] It should be noted that if the embodiments of this utility model involve directional indicators (such as up, down, left, right, front, back, etc.), the directional indicators are only used to explain the relative positional relationship and movement of the components in a certain specific posture (as shown in the figure). If the specific posture changes, the directional indicators will also change accordingly.

[0038] Furthermore, if the embodiments of this utility model involve descriptions such as "first" or "second," these descriptions are for descriptive purposes only and should not be construed as indicating or implying their relative importance or implicitly specifying the number of technical features indicated. Therefore, features defined with "first" or "second" may explicitly or implicitly include at least one of those features. Additionally, if the word "and / or" appears throughout the text, it means including three parallel solutions; for example, "A and / or B" includes solution A, solution B, or a solution that simultaneously satisfies A and B. Furthermore, the technical solutions of the various embodiments can be combined with each other, but this must be based on the ability of those skilled in the art to implement them. When the combination of technical solutions is contradictory or impossible to implement, it should be considered that such a combination of technical solutions does not exist and is not within the scope of protection claimed by this utility model.

[0039] This utility model proposes an aromatherapy diffuser.

[0040] In the embodiments of this utility model, such as Figures 1 to 5 As shown, the aroma diffuser includes:

[0041] The atomizing body 10 includes an atomizer 11 and an essential oil bottle 12 connected to the atomizer 11;

[0042] Mounting body 20, the atomizing body 10 is detachably mounted on one end of the mounting body 20, and the essential oil bottle 12 is located inside the mounting body 20, and the other end of the mounting body 20 has a mounting groove 21;

[0043] Air pump assembly 30 is detachably installed in the mounting slot 21. The air pump assembly 30 includes a first mounting base 31, an air pump 33 disposed in the first mounting base 31, and a shock-absorbing pad 34 disposed between the first mounting base 31 and the air pump 33. The air pump 33 is connected to the atomizer 11.

[0044] In this embodiment, the atomizing body 10 is a functional structure in the aroma diffuser that realizes essential oil atomization. It includes an atomizer 11 and an essential oil bottle 12 connected to the atomizer 11. The atomizer 11 is used to mix and atomize the airflow delivered by the air pump 33 with the essential oil. The essential oil bottle 12 is used to hold the essential oil. The essential oil bottle 12 is installed inside the mounting body 20 in a detachable manner, making it more convenient to change the essential oil.

[0045] The mounting body 20 is the main structure for connecting and housing various functional components. One end of it is used to detach and connect with the atomizing body 10, so that the atomizing body 10 can be pulled out or installed from the aroma diffuser as a whole, which is convenient for maintenance and replacement. The other end of the mounting body 20 is provided with a mounting groove 21 for installing the air pump assembly 30, and the structural dimensions of the mounting groove 21 are matched with the air pump assembly 30 to ensure stable assembly.

[0046] The air pump assembly 30 is the core mechanism providing driving airflow in the aroma diffuser, including a first mounting base 31, an air pump 33 disposed within the first mounting base 31, and a shock-absorbing pad 34 disposed between the air pump 33 and the first mounting base 31. The air pump 33 generates a stable airflow and delivers it to the atomizer 11 to achieve atomization. The shock-absorbing pad 34 covers the outer wall of the air pump 33 and abuts against the inner wall of the first mounting base 31. By effectively buffering and absorbing the vibrations generated during the operation of the air pump 33, it prevents vibrations from being transmitted to the entire aroma diffuser structure, thereby reducing operating noise and improving the quietness and comfort of the equipment operation.

[0047] This utility model proposes an aromatherapy diffuser, including an atomizing body 10, a mounting body 20, and an air pump assembly 30. The air pump assembly 30 includes a first mounting base 31, an air pump 33, and a shock-absorbing pad 34 located between the air pump 33 and the first mounting base 31. The atomizer 11 and the essential oil bottle 12 are connected to form the atomizing body 10. The atomizing body 10 is detachably mounted to one end of the mounting body 20, and the essential oil bottle 12 is housed inside the mounting body 20. The other end of the mounting body 20 has a mounting groove 21 for detachably mounting the air pump assembly 30. The air pump 33 is embedded in the first mounting base 31 via the shock-absorbing pad 34 and is connected to the atomizer 11 to achieve a stable air supply.

[0048] By setting a shock-absorbing pad 34 structure between the first mounting base 31 and the air pump 33, the shock-absorbing pad 34 buffers and absorbs the vibration generated during the operation of the air pump 33, preventing the vibration from being directly transmitted to the mounting body 20 and the outer shell, effectively reducing structural resonance and noise transmission, thereby achieving the purpose of reducing the overall operating noise of the aroma diffuser, and improving the applicability of the equipment in a quiet environment and the user experience.

[0049] Furthermore, such as Figures 1 to 4 As shown, the shock-absorbing pad 34 covers the outer wall of the air pump 33 and abuts against the inner wall of the first mounting base 31. In this embodiment, the shock-absorbing pad 34 is made of a soft, elastic material, and its shape matches the outer wall of the air pump 33, achieving full coverage. When the air pump 33 is installed, it is integrally embedded in the first mounting base 31 through the shock-absorbing pad 34. The outer surface of the shock-absorbing pad 34 is tightly fitted to the inner wall of the first mounting base 31, so that when the air pump 33 vibrates during operation, the shock-absorbing pad 34 can absorb and buffer the vibration in both radial and axial directions, effectively blocking the transmission path of vibration to the mounting body 20 and the housing. This structural design further improves the vibration damping and noise reduction performance of the air pump assembly 30, ensuring that the aroma diffuser maintains a low noise level during operation, and significantly improving the quietness and comfort of the usage environment.

[0050] Furthermore, such as Figures 1 to 4 As shown, the air pump assembly 30 includes an air guide 35, which is fixed to one end of the first mounting base 31. One end of the air guide 35 is connected to the air pump 33, and the other end is connected to the atomizer 11. In this embodiment, the air guide 35 is used to connect the air pump 33 and the atomizer 11 to maintain the stability of airflow transmission. The outer side of the air guide 35 is fixed to the outlet end of the first mounting base 31 by snap-fit ​​positioning or screw-in to ensure that there is no gap between the air guide 35 and the mounting base. The inner cavity of the air guide 35 is directly connected to the air nozzle of the air pump 33, thereby guiding the airflow of the air pump 33 with minimal resistance.

[0051] Furthermore, such as Figures 1 to 4As shown, the air pump assembly 30 also includes a sealing element 36, which is fitted onto the connection between the air guide 35 and the air pump 33. In this embodiment, the sealing element 36 is an oil-resistant rubber O-ring, the cross-sectional dimensions of which match the outer diameter of the air guide 35 and the outer diameter of the air nozzle of the air pump 33. During installation, the O-ring is first fitted onto the flow channel of the air guide 35, and then the end of the air guide 35 is inserted into the air nozzle of the air pump 33. Under the insertion force, the O-ring is moderately compressed, forming a 360° tight sealing interface with the end faces of the air guide 35 and the air pump 33. This structure not only achieves an airtight connection between the air guide 35 and the air pump 33, preventing leakage during high-pressure airflow operation, but also effectively isolates vibration transmission, improving the durability of the connection and the overall atomization efficiency.

[0052] Furthermore, such as Figures 1 to 4 As shown, the shock-absorbing pad 34 and the sealing element 36 are integrally formed. In this embodiment, the shock-absorbing pad 34 and the sealing element 36 adopt an integral molding technology. This integral molding structure not only reduces the number of parts and assembly steps, but also ensures that the shock absorption and sealing functions work together, effectively reducing noise and preventing air leakage, thereby improving the reliability of the component and the production assembly efficiency.

[0053] Furthermore, such as Figures 1 to 4 As shown, a movable buckle 37 is provided on the first mounting base 31. The movable buckle 37 is used to cooperate with the mounting body 20 to detachably fix the air pump assembly 30 inside the mounting body 20. In this embodiment, the movable buckle 37 is used to fix the air pump assembly 30 to the mounting body 20. Specifically, the first mounting base 31 includes a first mounting shell 311 and a bottom cover 313 fixed to one end of the first mounting shell 311. The bottom cover 313 is provided with a movable groove 321, and the movable buckle 37 is disposed in the movable groove 321. The first mounting shell 311 is fastened to the bottom cover 313 by a buckle or screw. A movable groove 321 matching the size of the movable buckle 37 is opened on one side of the bottom cover 313. The movable buckle 37 is inserted along the groove and abuts against the inner wall of the bottom cover 313 in a limiting abutment manner. The depth and width of the movable groove 321 limit the movement trajectory of the buckle, so that the buckle can only move in a predetermined direction within the groove.

[0054] The movable groove 321 has a first limiting groove 322 and a second limiting groove 323 sequentially formed along the depth direction of the side wall of the bottom cover 313, which are staggered in the vertical direction. The movable buckle 37 has a limiting protrusion 371 that matches the width of the limiting groove in the middle of its side wall. During assembly, the limiting protrusion 371 is initially located in the first limiting groove 322, at which time the buckle is in a retracted state and does not protrude out of the groove. When the user applies force to push the buckle outward, the limiting protrusion 371 slides along the groove wall and enters the second limiting groove 323, pushing the buckle part out of the movable groove 321, thereby abutting against the inner wall of the mounting body 20 and fixing the position of the air pump assembly 30 in the mounting groove 21. When the user applies force to push the buckle inward, the limiting protrusion 371 slides back to the first limiting groove 322, thereby allowing the air pump assembly 30 to be removed. This structure, through the cooperation of two limiting grooves and protrusions, achieves two stable states of "locking" and "releasing" of the buckle, providing a reliable assembly locking function and a simple disassembly operation experience.

[0055] Furthermore, such as Figures 1 to 4 As shown, the first mounting shell 311 is provided with a limiting plate 312 covering the movable buckle 37. In this embodiment, the limiting plate 312 is fixed to the outside of the first mounting shell 311 and covers the area of ​​the movable buckle 37. This restricts the movable buckle 37 from disengaging from the movable groove 321, effectively improving the movement stability of the movable buckle 37.

[0056] Furthermore, such as Figure 1 As shown, the bottom wall of the movable groove 321 has a movable hole 324, and the movable buckle 37 is provided with a lever 372, which passes through the movable hole 324. In this embodiment, the bottom wall of the movable groove 321 has a strip-shaped through hole, and the lever 372, as the operating handle of the buckle, passes through this hole. The lever 372 protrudes from the outside of the bottom cover 313. The user can drive the movable buckle 37 to move by moving the lever 372, thereby switching the buckle state. This design makes the operation of the buckle more intuitive and the maintenance simpler.

[0057] Furthermore, such as Figures 1 to 4 As shown, two sets of movable buckles 37 are provided, and the two sets of movable buckles 37 are symmetrically arranged on opposite sides of the bottom cover 313. In this embodiment, the symmetrically arranged buckles can evenly distribute the fixing force, ensuring that the air pump assembly 30 is subjected to balanced force in the mounting groove 21, and can be operated simultaneously or in stages during disassembly, improving the flexibility and safety of disassembly and assembly.

[0058] Furthermore, such as Figures 1 to 5As shown, the mounting body 20 includes a second mounting shell 22, a base 23, and a second mounting seat 24. The base 23 has a mounting hole 231. The second mounting seat 24 is fixed inside the second mounting shell 22 corresponding to the mounting hole 231. The mounting groove 21 is provided on the second mounting seat 24. In this embodiment, the second mounting shell 22 is fastened to the base 23 with screws. The base 23 has a through mounting hole 231 in the center, which is used to position and cooperate with the groove of the mounting groove 21 of the first mounting seat 31 to ensure the spatial configuration and connection path between the air pump assembly 30 and the atomizing body 10.

[0059] Furthermore, such as Figures 1 to 5 As shown, the second mounting base 24 and the base 23 are provided with slots 25 corresponding to the movable buckle 37 at the corresponding positions. In this embodiment, the second mounting base 24 and the base 23 have corresponding slots 25 reserved on the left and right sides of their internal space. When the movable buckle 37 protrudes from the movable slot 321, the structure of the movable buckle 37 partially engages with the slot 25 to achieve a stable lock of the air pump assembly 30. The size of the engagement between the slot 25 and the buckle is strictly controlled to ensure accurate positioning and reliable return.

[0060] Furthermore, such as Figures 1 to 5 As shown, the mounting groove 21 has a positioning groove 211 formed in the groove wall from the groove opening, and the outer wall of the first mounting base 31 has a positioning block 314 protruding from it to cooperate with the positioning groove 211. In this embodiment, the positioning groove 211 is formed longitudinally along the groove depth direction on the inlet side wall of the mounting groove 21, and the positioning groove 211 cooperates with the positioning block 314 on the outer wall of the first mounting base 31. When the first mounting base 31 slides into the mounting groove 21, the positioning block 314 automatically engages in the positioning groove 211, completing the initial positioning; the cooperation between the positioning block 314 and the positioning groove 211 can limit the slight displacement of the first mounting base 31 in the vertical and horizontal directions and the front and back directions, improving the installation accuracy of the air pump assembly 30 and its stability under long-term vibration environment.

[0061] The above description is only an optional embodiment of the present utility model and does not limit the patent scope of the present utility model. All equivalent structural transformations made under the inventive concept of the present utility model using the contents of the present utility model specification and drawings, or direct / indirect applications in other related technical fields, are included within the patent protection scope of the present utility model.

Claims

1. An aroma diffuser, characterized in that, include: The atomizing body includes an atomizer and an essential oil bottle connected to the atomizer; The mounting body is detachably mounted on one end of the mounting body, and the essential oil bottle is located inside the mounting body. An installation groove is provided at the other end of the mounting body. An air pump assembly is detachably installed in the mounting slot. The air pump assembly includes a first mounting base, an air pump disposed in the first mounting base, and a shock-absorbing pad disposed between the first mounting base and the air pump. The air pump is connected to the atomizer.

2. The aroma diffuser as described in claim 1, characterized in that, The shock-absorbing pad covers the outer wall of the air pump and abuts against the inner wall of the first mounting base.

3. The aroma diffuser as described in claim 2, characterized in that, The air pump assembly includes an air guide component, which is fixed to one end of the first mounting base. One end of the air guide component is connected to the air pump, and the other end is connected to the atomizer.

4. The aroma diffuser as described in claim 3, characterized in that, The air pump assembly also includes a seal, which is fitted onto the connection between the air guide and the air pump.

5. The aroma diffuser as described in claim 4, characterized in that, The shock-absorbing pad and the sealing element are integrally formed.

6. The aroma diffuser as described in claim 1, characterized in that, The first mounting base is provided with a movable buckle, which is used to cooperate with the mounting body to detachably fix the air pump assembly inside the mounting body.

7. The aroma diffuser as described in claim 6, characterized in that, The first mounting base includes a first mounting shell and a bottom cover fixed to one end of the first mounting shell. The bottom cover is provided with a movable groove, and the movable buckle is disposed in the movable groove.

8. The aroma diffuser as described in claim 7, characterized in that, The movable groove has a first limiting groove and a second limiting groove on its groove wall, and the movable buckle has a limiting protrusion on its side wall that cooperates with the first limiting groove and the second limiting groove. When the limiting protrusion is in the first limiting groove, the movable buckle retracts into the movable groove; When the limiting protrusion is within the second limiting groove, the movable buckle portion protrudes outside the movable groove.

9. The aroma diffuser as described in claim 8, characterized in that, The first mounting shell is provided with a limiting plate covering the movable buckle.

10. The aroma diffuser as described in claim 8, characterized in that, The bottom wall of the movable groove is provided with a movable hole, and the movable buckle is provided with a paddle, which passes through the movable hole.

11. The aroma diffuser as described in claim 10, characterized in that, The movable buckle is provided in two sets, and the two sets of movable buckles are symmetrically arranged on opposite sides of the bottom cover.

12. The aroma diffuser as described in claim 8, characterized in that, The mounting body includes a second mounting shell, a base, and a second mounting seat. The base has a mounting hole, and the second mounting seat is fixed inside the second mounting shell at a position corresponding to the mounting hole. The mounting groove is provided on the second mounting seat.

13. The aroma diffuser as described in claim 12, characterized in that, The second mounting base and the base are provided with slots at the positions corresponding to the movable buckle, which cooperate with the movable buckle.

14. The aroma diffuser as described in claim 1, characterized in that, The mounting groove has a positioning groove on its wall from the groove opening, and the outer wall of the first mounting base has a positioning block that cooperates with the positioning groove.