CN112316192A - Fragrance expanding machine and fragrance liquid box - Google Patents

Abstract

The application discloses expand fragrant machine and fragrant liquid box, this fragrant liquid box includes stock solution cavity, adsorption element and heating element. The stock solution cavity is used for saving the fragrant liquid, and the absorption setting is in the stock solution cavity, and the absorption is used for adsorbing the fragrant liquid in the stock solution cavity, and the absorption has the atomizing face. The heating assembly comprises an electric heating body and a first circuit terminal, the electric heating body is electrically connected with the first circuit terminal, the electric heating body is contacted with the atomization surface of the adsorption piece, and the first circuit terminal is used for being conducted with a second circuit terminal of the fragrance expanding machine, so that the electric heating body heats and atomizes the fragrant liquid adsorbed to the atomization surface. Because the heating assembly is adopted to heat and atomize the fragrant liquid, the noise generated when the fragrance spreading machine works is reduced.

Description

Fragrance expanding machine and fragrance liquid box

Technical Field

The invention relates to the technical field of fragrance spreading machines, in particular to a fragrance spreading machine and a fragrant liquid box.

Background

The fragrance diffusing machine can be applied to places such as hotels, public places, family spaces and the like, and is used for improving the air environment and the baking atmosphere. The existing fragrance spreading machine generally adopts the modes of ultrasonic oscillation atomization and two-fluid atomization to atomize fragrance liquid, so that the fragrance liquid is spread to the surrounding space. However, the existing fragrance diffuser can generate large noise in the working process, so that the use experience of a user is reduced, and particularly, when the fragrance diffuser is used at night, the noise is particularly obvious, and the sleep quality of the user is influenced.

Disclosure of Invention

The invention mainly solves the technical problem that the existing fragrance diffusing machine can generate larger noise in the using process.

According to a first aspect, there is provided in one embodiment a fragrance cartridge for use in a fragrance dispenser, the fragrance cartridge comprising:

the liquid storage cavity is used for storing fragrant liquid;

the adsorption part is arranged in the liquid storage cavity and is used for adsorbing the fragrant liquid in the liquid storage cavity, and the adsorption part is provided with an atomization surface;

and the heating assembly comprises an electric heating body and a first circuit terminal, the electric heating body is electrically connected with the first circuit terminal, the electric heating body is contacted with the atomization surface of the adsorption piece, and the first circuit terminal is used for being conducted with a second circuit terminal of the fragrance expanding machine so that the electric heating body can be adsorbed to the fragrant liquid of the atomization surface for heating and atomizing.

In the fragrant liquid box of an embodiment, the adsorption piece includes first adsorption structure and second adsorption structure, one side of first adsorption structure and second adsorption structure contact, the atomizing face is located second adsorption structure, first adsorption structure is used for contacting with the fragrant liquid in the liquid storage cavity for adsorb fragrant liquid to the atomizing face of second adsorption structure.

In the fragrant liquid box of an embodiment, the first adsorption structure comprises a cotton core, the second adsorption structure comprises a ceramic block, the ceramic block is provided with a pore structure, the atomization surface is located on the ceramic block, one end of the cotton core is in contact with the ceramic block, and the cotton core is used for being in contact with fragrant liquid in the liquid storage cavity and adsorbing the fragrant liquid into the pore structure of the ceramic block.

The fragrant liquid box of one embodiment further comprises a liquid storage box body and a liquid storage cover body, wherein the liquid storage cavity is located in the liquid storage box body, a first opening is formed in the top of the liquid storage box body, the liquid storage cover body is connected with the top of the liquid storage box body, and the liquid storage cover body is used for sealing the first opening; the box body is internally provided with a positioning structure, and the positioning structure is used for being in contact with the first adsorption structure so as to fix the first adsorption structure.

In the fragrant liquid box of an embodiment, the liquid storage cover body includes an upper cover, a lower cover, and a seal mounting member, a placing groove is provided on one side of the lower cover facing the upper cover, the seal mounting member is placed on the placing groove, and the upper cover is connected with the lower cover to fix the seal mounting member;

the sealing installation part is provided with a mounting hole, the second adsorption structure is arranged in the mounting hole, the lower cover is provided with a connecting through hole in the region corresponding to the mounting hole, the second adsorption structure is arranged in the connecting through hole and the mounting hole, the region corresponding to the mounting hole of the upper cover is provided with a first emission hole for emitting atomized fragrant liquid, the upper cover is provided with a first airflow hole, and the first airflow hole is arranged along the first circumferential direction of the emission hole.

In the fragrant liquid box of an embodiment, the liquid storage cover body is provided with a contact part extending outwards, the contact part is used for being matched with a positioning groove of a fragrant expanding machine in a clamping and embedding manner, the contact part is provided with a first magnetic structure, the first magnetic structure is used for being matched with a second magnetic structure of the fragrant expanding machine in a magnetic absorption manner, and a first circuit terminal is arranged at the contact part.

In the fragrant liquid box of an embodiment, one side of the second adsorption structure is provided with an atomization hole, the other side of the second adsorption structure is provided with a connecting groove, the connecting groove is communicated with the atomization hole, one end of the first adsorption structure is connected with the connecting groove, the electric heating body comprises a heating wire, and the heating wire is buried in the inner wall of the connecting groove.

According to a second aspect, an embodiment provides a fragrance diffusing machine, the mounting position is used for mounting the fragrant liquid box, the machine body is provided with a second circuit terminal, and the second circuit terminal is used for being conducted with the first circuit terminal so as to realize the electrification of the electric heating body.

In the fragrance diffusing machine of the embodiment, the fragrance diffusing machine further comprises an outer cover, the mounting position comprises an accommodating cavity, the accommodating cavity is used for accommodating the fragrance liquid box, a second opening is formed in the top of the accommodating cavity, the outer cover is detachably connected with the machine body, and the outer cover is used for closing the second opening; the outer cover has a second emission hole, and the outer cover has a second air flow hole arranged along a circumferential direction of the second emission hole.

In the fragrance diffusing machine according to the embodiment, a wall of the accommodating cavity has a transparent, translucent and/or hollow display area, and the display area is used for displaying a liquid level line of the remaining fragrance liquid.

According to the fragrance diffusing machine and the fragrance liquid box in the embodiment, the fragrance liquid is heated and atomized by the heating assembly, so that the noise generated when the fragrance diffusing machine works is reduced.

Drawings

FIG. 1 is a schematic view of an embodiment of the present application;

FIG. 2 is an exploded view of the diffuser and the fragrance cartridge in a vertical orientation according to one embodiment of the present application;

FIG. 3 is an exploded view of the diffuser and the fragrance cartridge in a horizontal orientation according to one embodiment of the present application;

FIG. 4 is a view showing the combination of the fragrance liquid box and the inner structure of the fragrance dispenser according to an embodiment of the present application;

FIG. 5 is an enlarged view taken at A of FIG. 4 of the present application;

FIG. 6 is a schematic view of a fragrance cartridge according to an embodiment of the present disclosure;

FIG. 7 is an exploded view of a fragrance cartridge in one embodiment of the present application;

FIG. 8 is an exploded view of a liquid reservoir cap and ceramic block in one embodiment of the present application;

FIG. 9 is a schematic structural diagram of an upper cover according to an embodiment of the present application;

FIG. 10 is a schematic view of a cartridge according to an embodiment of the present application;

FIG. 11 is a schematic view of a perspective of a ceramic block according to an embodiment of the present disclosure;

FIG. 12 is a schematic structural view of a ceramic block from another perspective in an embodiment of the present application;

FIG. 13 is a schematic view of a cover in one embodiment of the present application;

FIG. 14 is a schematic view of an embodiment of the present application showing another perspective structure of the cover.

Reference numerals: 100. a body; 110. an accommodating cavity; 120. a display area; 130. scale lines; 140. a display screen; 150. pressing a key; 160. a second circuit terminal; 170. positioning holes; 180. positioning a groove; 200. an outer cover; 210. a second emission hole; 220. a second airflow aperture; 230. a positioning column; 300. a liquid storage box body; 310. a liquid storage cavity; 320. a positioning structure; 400. a liquid storage cover body; 410. an upper cover; 411. a first emission hole; 412. a first boss portion; 413. a first airflow aperture; 414. a second boss portion; 420. a lower cover; 421. a connecting through hole; 430. a seal mount; 431. mounting holes; 440. a contact portion; 450. a first circuit terminal; 460. a seal ring; 500. a sealing cover; 600. an adsorbing member; 610. a ceramic block; 611. an atomization orifice; 612. and connecting the grooves.

Detailed Description

The present invention will be described in further detail with reference to the following detailed description and accompanying drawings. Wherein like elements in different embodiments are numbered with like associated elements. In the following description, numerous details are set forth in order to provide a better understanding of the present application. However, those skilled in the art will readily recognize that some of the features may be omitted or replaced with other elements, materials, methods in different instances. In some instances, certain operations related to the present application have not been shown or described in detail in order to avoid obscuring the core of the present application from excessive description, and it is not necessary for those skilled in the art to describe these operations in detail, so that they may be fully understood from the description in the specification and the general knowledge in the art.

Furthermore, the features, operations, or characteristics described in the specification may be combined in any suitable manner to form various embodiments. Also, the various steps or actions in the method descriptions may be transposed or transposed in order, as will be apparent to one of ordinary skill in the art. Thus, the various sequences in the specification and drawings are for the purpose of describing certain embodiments only and are not intended to imply a required sequence unless otherwise indicated where such sequence must be followed.

The numbering of the components as such, e.g., "first", "second", etc., is used herein only to distinguish the objects as described, and does not have any sequential or technical meaning. The term "connected" and "coupled" when used in this application, unless otherwise indicated, includes both direct and indirect connections (couplings).

The embodiment provides a fragrance diffusing machine.

Referring to fig. 1-5, the scent diffuser includes a body 100 and a cover 200. The machine body 100 has a mounting position for mounting the fragrance box, the machine body 100 is provided with a second circuit terminal 160, and the second circuit terminal 160 is used for being conducted with the first circuit terminal 450 to realize the electrification of the electric heating body.

When the fragrance dispenser is used, the fragrance liquid box is mounted on the mounting position, and the first circuit terminal 450 of the fragrance liquid box is contacted with the second circuit terminal 160 of the machine body 100, so that the electric heating body is electrified. Specifically, the body 100 may use a built-in battery or an external power source. The first circuit terminal 450 and/or the second circuit terminal 160 may use an elastic circuit terminal.

Referring to fig. 4 and 5, in one embodiment, the first circuit terminal 450 is disposed opposite to the second circuit terminal 160, and the fragrance cartridge is mounted to the mounting position while the first circuit terminal 450 is in contact with the second circuit terminal 160. The connection of the heat generating circuit can be realized without additional operations.

It should be noted that, in the present embodiment, the perfume diffuser may include a perfume box, that is, the perfume box is a part of the perfume diffuser. The fragrance diffuser may not include a fragrance liquid box, that is, the fragrance liquid box may be used as a consumable and an object of use of the fragrance diffuser, rather than being a part of the fragrance diffuser.

Referring to fig. 1, 2 and 13, in an embodiment, the mounting position includes a receiving cavity 110, the receiving cavity 110 is used for receiving the fragrant liquid box, a second opening is formed at a top of the receiving cavity 110, the cover 200 is detachably connected to the machine body 100, and the cover 200 is used for closing the second opening. The outer cover 200 has a second emission hole 210, and the outer cover 200 has a second air flow hole 220, the second air flow hole 220 being disposed along a circumferential direction of the second emission hole 210.

With continued reference to fig. 1, 2, 9 and 13, when the fragrance dispenser is used, the fragrance box is placed in the accommodating cavity 110, and then the outer cover 200 is used to cover the second opening, so as to mount the fragrance box on the body 100. When the fragrance spreading machine works, the atomized fragrance liquid is diffused from the second diffusion hole 210, and outside air can enter the fragrance liquid box through the second airflow hole 220 and the first airflow hole 413 so as to realize the circulation of airflow.

In other embodiments, the mounting position may also be a clamping structure, an inserting structure, etc., as long as the fragrant liquid box can be detachably mounted on the machine body 100.

Referring to fig. 2, 13 and 14, in an embodiment, a plurality of positioning pillars 230 are disposed on a side of the cover 200 facing the machine body 100, a positioning hole 170 is disposed on a region of the machine body 100 opposite to the positioning pillars 230, and the positioning pillars 230 are used for being engaged with the positioning hole 170 to realize positioning of the cover 200 on the machine body 100.

In one embodiment, the bottom of the receiving cavity 110 has a push-out through hole. When the fragrant liquid box in the accommodating cavity 110 is not easy to take out, a user can stretch a tool into the accommodating cavity 110 from the push-out through hole, and push the fragrant liquid box in the accommodating cavity 110 out of the accommodating cavity 110. It should be noted that the pushing-out through hole is not essential, and a force applying structure for a user to apply force to the fragrance box may be provided around the fragrance box or the accommodating cavity 110, so that the user can take out the fragrance box.

Referring to fig. 1 and 2, in an embodiment, the cavity wall of the accommodating cavity 110 has a transparent, translucent and/or hollow display area 120, and the display area 120 is used for displaying the liquid level line of the remaining perfume liquid. The user can view the liquid level line of the remaining fragrance liquid through the display area 120.

Referring to fig. 1 and 2, in one embodiment, the display area 120 is provided with a graduation mark 130. The user can obtain a more accurate amount of fragrance by comparing the fragrance level with the position of the graduation marks 130.

Referring to fig. 1 and 2, in an embodiment, the body 100 is provided with a display screen 140 and keys 150.

Referring to fig. 2 and 8, in an embodiment, the body 100 is provided with a positioning groove 180 adjacent to the accommodating cavity 110, the positioning groove 180 is used for being engaged with the contact portion 440 of the liquid storage cover 400, and a second magnetic structure is arranged on one side of the positioning groove 180 and is used for being magnetically attracted to and engaged with the first magnetic structure arranged on the contact portion 440. In particular, the first and second magnetic structures may be magnets, ferrous materials, and/or other magnetic materials.

In another aspect, the present embodiments provide a fragrance cartridge.

Referring to fig. 6-12, the cartridge includes a reservoir 310, an absorbent member 600, and a heating element.

Referring to fig. 6-12, the liquid storage cavity 310 is used for storing perfume, the adsorbing member 600 is disposed in the liquid storage cavity 310, the adsorbing member 600 is used for adsorbing the perfume in the liquid storage cavity 310, and the adsorbing member 600 has an atomizing surface. The heating assembly comprises an electric heating body and a first circuit terminal 450, the electric heating body is electrically connected with the first circuit terminal 450, the electric heating body is contacted with the atomization surface of the adsorption piece 600, and the first circuit terminal 450 is used for being conducted with a second circuit terminal 160 of the fragrance diffuser, so that the electric heating body heats and atomizes the fragrant liquid adsorbed to the atomization surface.

Referring to fig. 2-5, when the fragrant liquid box is used, the fragrant liquid box is placed in the accommodating cavity 110 of the machine body 100, the first circuit terminal 450 of the fragrant liquid box is conducted with the second circuit terminal 160 of the machine body 100, so that the electric heating element is powered on to generate heat, and the fragrant liquid adsorbed to the atomization surface is heated and atomized by the electric heating element. Because the heating atomization mode is adopted, the noise generated when the fragrance diffusing machine works is reduced.

Referring to fig. 6-12, in one embodiment, the adsorbing member 600 includes a first adsorbing structure and a second adsorbing structure, one side of the first adsorbing structure is in contact with the second adsorbing structure, and the atomizing surface is located on the second adsorbing structure, and the first adsorbing structure is used for being in contact with the fragrant liquid in the liquid storage cavity 310 to adsorb the fragrant liquid to the atomizing surface of the second adsorbing structure.

Referring to fig. 11 and 12, in an embodiment, one side of the second adsorption structure has an atomization hole 611, the other side of the second adsorption structure has a connection groove 612, the connection groove 612 is communicated with the atomization hole 711, one end of the first adsorption structure is connected with the connection groove 612, the electric heating element includes a heating wire, and the heating wire is embedded in an inner wall of the connection groove. In other embodiments, the electric heating body may be replaced with a heating sheet, a heating net, or the like.

Referring to fig. 11 and 12, in one embodiment, the first adsorption structure includes a cotton core, the second adsorption structure includes a ceramic block 610, the ceramic block 610 has a pore structure, the ceramic block 610 has an atomization hole 611, one end of the ceramic block 610 is provided with a connection groove 612, the atomization surface is located on an inner wall of the connection groove 612, one end of the cotton core is in contact with the connection groove 612, and the cotton core is used for contacting the perfume in the liquid storage cavity 310 to adsorb the perfume into the pore structure of the ceramic block 610. The contact area of the ceramic piece 710 and the cotton core is increased by the connecting groove 612, and atomized fragrant liquid can be emitted out of the ceramic block 610 through the atomization hole 611.

In other embodiments, the first and second adsorption structures may be made of other materials, for example, paper. In particular, the cotton core may be a cylindrical cotton core.

Referring to fig. 6-10, in an embodiment, the perfume cartridge further includes a liquid storage case 300 and a liquid storage cover 400, the liquid storage cavity 310 is located in the liquid storage case 300, a first opening is formed at the top of the liquid storage case 300, the liquid storage cover 400 is connected to the top of the liquid storage case 300, and the liquid storage cover 400 is used for closing the first opening. The inside of the box body is provided with a positioning structure 320, and the positioning structure 320 is used for contacting with the first adsorption structure so as to fix the first adsorption structure. Specifically, the liquid storage cover 400 and the liquid storage case 300 may be bonded, clamped, screwed or connected by other suitable methods. In other embodiments, the cartridge 300 may be replaced with a bottle or other suitable container.

Referring to fig. 10, in a more specific embodiment, the first absorbing structure is a cylindrical cotton core, two opposite sidewalls of the liquid storage cavity 310 are respectively provided with a positioning structure 320, one side of the positioning structure 320 is connected with the cavity wall of the liquid storage cavity 310, the other side is used for contacting with the cotton core, and one side of the positioning structure 320, which is used for contacting with the cotton core, has an arc surface.

Referring to fig. 6 to 10, in one embodiment, the liquid storage cover 400 includes an upper cover 410, a lower cover 420, and a sealing member 430, wherein a side of the lower cover 420 facing the upper cover 410 has a placement groove, the sealing member 430 is placed in the placement groove, and the upper cover 410 is connected to the lower cover 420 to fix the sealing member 430. The sealing installation member 430 is provided with an installation hole 431, the lower cover 420 is provided with a connection through hole 421 in the area corresponding to the installation hole 431, a second adsorption structure is arranged in the connection through hole 421 and the installation hole 431, the sealing installation member 430 extends into the box body along the circumferential direction of the connection through hole 421 to form a clamping and embedding structure 432, one end of the first adsorption structure is clamped and embedded with the clamping and embedding structure 432 and is contacted with the second adsorption structure in the installation hole 431, the area of the upper cover 410 corresponding to the installation hole 431 is provided with a first emission hole 411 for emitting atomized perfume, the upper cover 410 is provided with a first air flow hole 413, and the first air flow hole 413 is arranged along the circumferential direction of the first emission hole 411.

The sealing installation member 430 can enhance the sealing performance of the liquid storage cover body 400 and reduce the leakage of the fragrant liquid, and specifically, the sealing installation member 430 can be a silicone member, a rubber member or the like. The upper cover 410 and the lower cover 420 may be bonded, snapped, screwed, or otherwise connected.

In one embodiment, the side of the reservoir cover 400 that is configured to be connected to the reservoir body 300 is provided with a sealing ring 460, and the sealing performance of the reservoir cover 400 is further enhanced by the sealing ring 460.

Referring to fig. 7 and 8, in an embodiment, the perfume cartridge further includes a sealing cover 500, the liquid storage cover 400 has a first protrusion 412 and a second protrusion 414, the first protrusion 412 is disposed around the circumference of the first emission hole 411, the second protrusion 414 is disposed around the circumference of the first air flow hole 413, the sealing cover 500 is detachably connected to the first protrusion 412, and the sealing cover 500 is used for preventing the perfume from leaking from the first emission hole 411 and the first air flow hole 413.

In the storage and transportation of the perfume cartridge, the perfume is prevented from leaking from the first emission hole 411 by the sealing cover 500, and the sealing cover 500 needs to be removed when the perfume cartridge is used. Specifically, the sealing cover 500 may be made of a silicone material, and the sealing cover 500 may be fixed on the first protrusion 412 by an elastic restoring force of the sealing cover. Referring to fig. 2-8, in an embodiment, the liquid storage cover 400 has a contact portion 440 extending outward, the contact portion 440 is used for engaging with the positioning groove 180 of the scent diffuser, the contact portion 440 has a first magnetic structure for magnetically engaging with a second magnetic structure of the scent diffuser, and the first circuit terminal 450 is disposed on the contact portion 440.

When using the fragrant liquid box, the user places the fragrant liquid box in the accommodation cavity 110 of the machine body 100, the contact portion 440 of the liquid storage cover 400 is in snap fit with the positioning groove 180 of the fragrance diffuser, and the first magnetic structure and the second magnetic structure are in magnetic attraction fit, so that the fragrant liquid box is further positioned and fixed on the machine body 100. In particular, the first and second magnetic structures may be magnets, ferrous materials, or other magnetic materials.

The present invention has been described in terms of specific examples, which are provided to aid understanding of the invention and are not intended to be limiting. For a person skilled in the art to which the invention pertains, several simple deductions, modifications or substitutions may be made according to the idea of the invention.

Claims (10)

1. A fragrant liquid box, its characterized in that is applied to and expands fragrant machine, fragrant liquid box includes:

the liquid storage cavity is used for storing fragrant liquid;

the adsorption part is arranged in the liquid storage cavity and is used for adsorbing the fragrant liquid in the liquid storage cavity, and the adsorption part is provided with an atomization surface;

and the heating assembly comprises an electric heating body and a first circuit terminal, the electric heating body is electrically connected with the first circuit terminal, the electric heating body is contacted with the atomization surface of the adsorption piece, and the first circuit terminal is used for being conducted with a second circuit terminal of the fragrance expanding machine so that the electric heating body can be adsorbed to the fragrant liquid of the atomization surface for heating and atomizing.

2. The fragrance cartridge of claim 1 wherein said absorbent member comprises a first absorbent structure and a second absorbent structure, one side of said first absorbent structure being in contact with said second absorbent structure, said atomizing surface being located on said second absorbent structure, said first absorbent structure being adapted to be in contact with fragrance in said reservoir chamber for absorbing fragrance onto said atomizing surface of said second absorbent structure.

3. The fragrance cartridge of claim 2 wherein said first absorbent structure comprises a wick and said second absorbent structure comprises a ceramic block, said ceramic block having a pore structure, said atomizing surface being located on said ceramic block, one end of said wick being in contact with said ceramic block, said wick being adapted to contact fragrance in said reservoir chamber for absorbing fragrance into said pore structure of said ceramic block.

4. The fragrant liquid box according to claim 2, further comprising a liquid storage box body and a liquid storage cover body, wherein the liquid storage cavity is located in the liquid storage box body, a first opening is formed in the top of the liquid storage box body, the liquid storage cover body is connected with the top of the liquid storage box body, and the liquid storage cover body is used for closing the first opening; the box body is internally provided with a positioning structure, and the positioning structure is used for being in contact with the first adsorption structure so as to fix the first adsorption structure.

5. The fragrance cartridge according to claim 4, wherein the liquid storage cover body comprises an upper cover, a lower cover, and a seal mounting member, the lower cover having a placement groove on a side thereof facing the upper cover, the seal mounting member being placed on the placement groove, the upper cover being coupled to the lower cover to fix the seal mounting member;

the sealing installation part is provided with a mounting hole, the lower cover is provided with a connecting through hole in the region corresponding to the mounting hole, the second adsorption structure is arranged in the connecting through hole and the mounting hole, the region corresponding to the mounting hole of the upper cover is provided with a first emission hole for emitting atomized fragrant liquid, the upper cover is provided with a first airflow hole, and the first airflow hole is arranged along the first circumferential direction of the emission hole.

6. The fragrant liquid box as claimed in claim 4, wherein the liquid storage cover has a contact portion extending outward, the contact portion is for engaging with a positioning slot of the fragrance dispenser, the contact portion has a first magnetic structure for magnetically engaging with a second magnetic structure of the fragrance dispenser, and the first circuit terminal is disposed on the contact portion.

7. The fragrant liquid box as claimed in claim 2, wherein one side of the second adsorption structure has an atomization hole, the other side of the second adsorption structure has a connection groove, the connection groove is communicated with the atomization hole, one end of the first adsorption structure is connected with the connection groove, the electric heating unit comprises a heating wire, and the heating wire is embedded in the inner wall of the connection groove.

8. An incense expanding machine, which is characterized by comprising a machine body, wherein the machine body is provided with a mounting position, the mounting position is used for mounting the incense liquid box as claimed in any one of claims 1 to 7, the machine body is provided with a second circuit terminal, and the second circuit terminal is used for being conducted with the first circuit terminal so as to realize the electrification of the electric heating body.

9. The scent diffuser according to claim 8, further comprising an outer cover, wherein the mounting position comprises an accommodating cavity for accommodating the scent liquid box, a second opening is arranged at the top of the accommodating cavity, the outer cover is detachably connected with the body, and the outer cover is used for closing the second opening; the outer cover has a second emission hole, and the outer cover has a second air flow hole arranged along a circumferential direction of the second emission hole.

10. The scent diffusion machine according to claim 9, wherein the wall of said containing cavity has a transparent, translucent and/or hollowed-out display area for displaying the liquid level line of the remaining scent liquid.

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