CN220314677U - Device capable of replacing fragrance - Google Patents

Abstract

The utility model relates to the technical field of automobile accessories, in particular to a device capable of replacing fragrance, which comprises a fragrance carrier, a fragrance shell, a fragrance connecting piece, an air duct and a fan, wherein the fragrance shell with the fragrance carrier is slidably arranged in the fragrance connecting piece, the bottom of the fragrance connecting piece is communicated with the air duct, the fan is arranged at the end part of the air duct, the other end part of the air duct is positioned in an automobile cabin, and the lower end of the fragrance carrier is positioned at the airflow circulation position in the air duct. Compared with the prior art, the fragrance system can be arranged on the rear seat armrest by diffusing fragrance into the air through the fan and the air duct; the fan can radiate heat of the electric appliances in the back row seat armrests, including the wireless charging box of the mobile phone and the cup holder assembly while expanding fragrance; furthermore, the fragrance carrier is quickly replaced through the connection structure of the fragrance box and the fragrance cover; the additional decorative pieces and the light improve the decorative effect of the back row seat armrests.

Description

Device capable of replacing fragrance

Technical Field

The utility model relates to the technical field of automobile accessories, in particular to a device capable of replacing fragrance.

Background

At present, the automobile fragrance is generally arranged at an air outlet of an air conditioner in a form of a fragrance block or a fragrance rod, and fragrance in the fragrance block or the fragrance rod is diffused into air through air circulation at the air outlet of the air conditioner, so that the odor in the automobile is improved, and people in the automobile can obtain good driving experience.

Along with the diversification development of automobile interiors, the design of the back seat armrest is also diversified, and in order to meet the diversified selection of users, a device capable of replacing fragrance needs to be designed, and fragrance is installed on the back seat armrest or in other parts of an automobile cabin, so that the fragrance is convenient to replace.

Disclosure of Invention

The utility model aims to overcome the defects of the prior art and provides a device capable of replacing fragrance, wherein the fragrance is arranged on a rear seat armrest, so that the fragrance is convenient to replace; meanwhile, the multifunctional armrest can be integrated with the armrest.

In order to achieve the aim, the utility model provides a device capable of replacing fragrance, which comprises a fragrance carrier, a fragrance shell, a fragrance connecting piece, an air duct and a fan, wherein the fragrance shell with the fragrance carrier is slidably arranged in the fragrance connecting piece, the bottom of the fragrance connecting piece is communicated with the air duct, the fan is arranged at the end part of the air duct, the other end part of the air duct is arranged in an automobile cabin, and the lower end of the fragrance carrier is positioned at the air flow circulation position in the air duct.

The perfume connecting piece comprises an end face and a cylindrical structure perpendicular to the end face, the cylindrical structure is of an up-down penetrating structure, two side walls of the cylindrical structure are respectively provided with an adjusting mounting hole and an installing boss, and the bottom of the cylindrical structure is connected with the air duct in an assembling mode.

The perfume shell is of a cylindrical structure, the surface of the cylindrical structure is provided with a sliding block, the inner surface of the cylindrical structure of the perfume connecting piece is provided with a sliding groove corresponding to the sliding block, the cylindrical structure is inserted into the cylindrical structure, and the sliding block is in sliding connection with the corresponding sliding groove.

The air duct is of a pipe-shaped structure consisting of a lower large-mouth end air inlet and an upper narrow-mouth end air outlet, a through hole is formed in the top surface of a bending part of the pipe-shaped structure, the bottom of the fragrance connecting piece is correspondingly communicated with the large-mouth end air inlet through the through hole, shell ventilation openings symmetrically formed in the surface of the fragrance shell are located in the air duct below the through hole, the lower end of the fragrance carrier is located at the shell ventilation openings, and the top end of the fragrance carrier is flush with the end surface of the fragrance connecting piece.

The fragrance connecting piece is connected with the fragrance shell through an elastic element and is locked through a locking assembly, one end of the elastic element is hung on a boss II on the surface of the fragrance shell, and the other end of the elastic element is hung on a boss on the inner side of the fragrance connecting piece.

The locking assembly comprises a locking piece and a locking block arranged on the surface of the fragrance shell, the locking piece is rotationally fixed at an adjusting installation hole on the side wall of the cylindrical structure of the fragrance connecting piece, a track groove is formed in the inner surface of the locking piece, and the end part of the locking block is located in the track groove.

The upper end of the track groove is provided with an opening structure, the middle part of the track groove is provided with a locking piece, and the lower part of the track groove is provided with a limiting block.

The fan comprises a fan body and a fan shell, wherein the fan body is arranged in the fan shell, and the fan shell is connected with the end part of the air inlet at the large opening end of the air duct.

The perfume connecting piece is provided with a perfume decorative cover.

The perfume ornament cover comprises an ornament, an ornament base, an ornament cover connecting piece and a magnet, wherein the ornament cover connecting piece is connected with the perfume connecting piece, and the ornament cover connecting piece is adsorbed with the ornament base and the ornament respectively by the magnet.

The side of decoration be equipped with the guide post, be equipped with the guide slot in the decoration base, the guide post inserts in the guide slot.

The perfume ornament cover is sleeved with the lamplight assembly, the light emitting surface of the lamplight assembly faces the ornament of the perfume ornament cover, the side wall mounting boss of the perfume connecting piece is provided with the micro switch, the micro switch is connected with the lamplight assembly through a wire harness, and the boss I on the surface of the perfume shell is contacted with or separated from the spring sheet of the micro switch.

The fan is connected with the bottom metal plate, the fragrance connecting piece is connected with the air duct metal plate, the air inlet of the large opening end of the lower part of the air duct and the fan are positioned in the mounting groove of the bottom metal plate, the air outlet of the narrow opening end of the upper part of the air duct is positioned above the air duct metal plate, and the wireless charging box of the mobile phone is arranged on the outer side of the air duct metal plate.

A cup stand assembly is arranged at an air inlet at the large opening end of the lower part of the fan.

Compared with the prior art, the fragrance system can be arranged on the rear seat armrest by diffusing fragrance into the air through the fan and the air duct; the fan can radiate heat of the electric appliances in the back row seat armrests, including the wireless charging box of the mobile phone and the cup holder assembly while expanding fragrance; furthermore, the fragrance carrier is quickly replaced through the connection structure of the fragrance box and the fragrance cover; the additional decorative pieces and the light improve the decorative effect of the back row seat armrests.

Drawings

Fig. 1 is an isometric view of the present utility model.

Fig. 2 is an exploded view of the present utility model.

FIG. 3 is a schematic view of the inner surface of the locking element of the present utility model.

Fig. 4 is an isometric view of the present utility model with a fragrance cover installed.

Fig. 5 is an exploded view of the fragrance decorative cover of the present utility model.

FIG. 6 is a schematic view of a decorative piece base channel according to the present utility model.

FIG. 7 is a schematic view of the present utility model with a fragrance cover, light assembly and micro-switch.

Fig. 8 is an isometric view of the utility model connected to a sheet metal, mobile phone wireless charging box.

Fig. 9 is a front view of the utility model connected with a sheet metal, mobile phone wireless charging box.

Fig. 10 is a cross-sectional view A-A of fig. 9 in accordance with the present utility model.

FIG. 11 is an isometric view of the utility model in connection with a cup holder assembly.

Fig. 12a is a cross-sectional view of the present utility model in an installed initial position.

Fig. 12b is a schematic view of the micro switch and boss of the fragrance housing in the initial installation position of the present utility model.

Fig. 12c is a schematic view of the locking piece and the locking block of the fragrance housing in the initial installation position according to the present utility model.

FIG. 13a is a cross-sectional view of the present utility model when installed in the 1/4 position.

Fig. 13b is a schematic view of the micro switch and boss of the fragrance housing of the present utility model when mounted in the 1/4 position.

Fig. 13c is a schematic view of the locking piece of the utility model with the locking block of the fragrance housing when mounted in the 1/4 position.

FIG. 14a is a cross-sectional view of the present utility model when installed in the 3/4 position.

Fig. 14b is a schematic view of the micro switch and boss of the fragrance housing of the present utility model when mounted in the 3/4 position.

Fig. 14c is a schematic view of the locking piece and the locking block of the fragrance housing when the utility model is mounted to the 3/4 position.

Fig. 15a is a cross-sectional view of the present utility model at the completion of installation.

Fig. 15b is a schematic view of the micro switch and boss of the fragrance housing at the completion of the installation of the present utility model.

Fig. 15c is a schematic view of the locking piece and the locking block of the fragrance housing at the completion of the installation of the present utility model.

Fig. 16a is a cross-sectional view of the present utility model in an unlocked initial position.

Fig. 16b is a schematic view of a micro switch and boss of a fragrance housing when the utility model is in an unlocked initial position.

Fig. 16c is a schematic view of the locking piece and the locking block of the fragrance housing when the utility model is in the unlocking initial position.

FIG. 17a is a cross-sectional view of the present utility model when unlocked to the 2/4 position.

Fig. 17b is a schematic view of the boss of the micro switch and fragrance housing when the utility model is unlocked to the 2/4 position.

Fig. 17c is a schematic view of the locking piece and the locking block of the fragrance housing when the utility model is unlocked to the 2/4 position.

FIG. 18a is a cross-sectional view of the present utility model when unlocked to the 3/4 position.

Fig. 18b is a schematic view of the boss of the micro switch and fragrance housing when the utility model is unlocked to the 3/4 position.

Fig. 18c is a schematic view of the locking piece and the locking block of the fragrance housing when the utility model is unlocked to the 3/4 position.

Fig. 19a is a cross-sectional view of the present utility model at the completion of unlocking.

Fig. 19b is a schematic view of the micro switch and boss of the fragrance housing when the unlocking is completed.

Fig. 19c is a schematic view of the locking piece and the locking block of the fragrance housing when the unlocking is completed.

Fig. 20 is an isometric view of a fragrance housing of the present utility model.

Fig. 21 is a top view of the fragrance housing and fragrance coupling piece of the utility model after installation.

Fig. 22 is a top view of the elastic element of the present utility model after installation with a fragrance housing and fragrance coupling.

Fig. 23 is a cross-sectional view of the elastic element of the present utility model after installation with a fragrance housing and a fragrance coupling piece.

Description of the embodiments

The utility model will now be further described with reference to the accompanying drawings.

Examples

Referring to fig. 1 and 2, the utility model provides a device capable of replacing fragrance, which comprises a fragrance carrier 1, a fragrance shell 2, a fragrance connecting piece 3, an air duct 4, a fan 7, a locking assembly and an elastic element 6.

The fragrance shell 2 with the fragrance carrier 1 is slidably arranged in the fragrance connecting piece 3, the bottom of the fragrance connecting piece 3 is communicated with the air duct 4, the fan 7 is arranged at the end part of the air duct 4, the other end part of the air duct 4 is positioned in the automobile cabin, and the lower end of the fragrance carrier 1 is positioned in the airflow circulation position in the air duct 4.

The fragrance connecting piece 3 consists of an end face 31 and a cylindrical structure perpendicular to the end face 31, the cylindrical structure is a vertical penetrating structure, two side walls of the cylindrical structure are respectively provided with an adjusting mounting hole 32 and a mounting boss 33, and the bottom of the cylindrical structure is assembled and connected with the air duct 4.

The fragrance housing 2 has a cylindrical structure, which is a cylindrical hole structure, and the purpose of the cylindrical structure is to provide a space for the fragrance carrier 1. Referring to fig. 20, the surface of the cylindrical structure is provided with a sliding block 24, the inner surface of the cylindrical structure of the fragrance connecting piece 3 is provided with a sliding groove 34 corresponding to the sliding block 24, the cylindrical structure is inserted into the cylindrical structure, and the sliding block 24 is slidably connected with the corresponding sliding groove 34, as shown in fig. 21.

The air duct 4 is a pipe-shaped structure consisting of a lower large-mouth end air inlet 41 and an upper narrow-mouth end air outlet 42, a through hole 43 is formed in the top surface of a bending part of the pipe-shaped structure, the bottom of the fragrance connecting piece 3 is correspondingly communicated with the large-mouth end air inlet 41 through the through hole 43, shell ventilation openings 23 symmetrically formed in the surface of the fragrance shell 2 are located in the air duct 4 below the through hole 43, the lower end of the fragrance carrier 1 is located at the shell ventilation openings 23, fragrance is conveniently emitted by the fragrance carrier through the air duct 4, and the top end of the fragrance carrier 1 is flush with the end face 31 of the fragrance connecting piece 3.

The fragrance connecting piece 3 is connected with the fragrance shell 2 by adopting an elastic element 6 and is locked by adopting a locking component, one end of the elastic element 6 is hung on a boss II 25 on the surface of the fragrance shell 2, the other end of the elastic element 6 is hung on an inner boss 35 of the fragrance connecting piece 3, and the locking component can be arranged at the position of the adjusting mounting hole 32 as shown in fig. 2, 22 and 23.

The locking component comprises a locking piece 5 and a locking block 21 arranged on the surface of the fragrance shell 2, wherein the locking piece 5 is rotationally fixed at an adjusting installation hole 32 on the side wall of the cylindrical structure of the fragrance connecting piece 3, as shown in fig. 3, the inner surface of the locking piece 5 is provided with a track groove 51, and the end part of the locking block 21 is positioned in the track groove 51. An opening structure 52 is arranged at the upper end of the track groove 51, a locking block 53 is arranged in the middle of the track groove 51, and a limiting block 54 is arranged at the lower part of the track groove 51. The track groove 51 limits the movement track of the locking piece 21 on the surface of the fragrance shell 2, the limiting block 54 limits the maximum distance of downward movement of the fragrance shell 2, when the locking piece 21 is located below the locking piece 53, the fragrance connecting piece 3 is locked with the fragrance shell 2, and when the locking piece 21 is located in the opening structure 52, the fragrance connecting piece 3 is unlocked with the fragrance shell 2. Thus, the fragrance housing 2 is slidably mounted inside the cylindrical structure of the fragrance connector 3.

Referring to fig. 2, the fan 7 includes a fan body 72 and a fan housing 71, the fan body 72 is installed in the fan housing 71, and the fan housing 71 is connected to the end of the large-mouth-end air intake 41 of the air duct 4. As the fan body 72 rotates in the fan housing 71, the flowing air passes through the large-mouth-end air inlet 41, the housing air vent 23 of the fragrance housing 2, and the fragrance in the fragrance carrier 1 diffuses into the air in the vehicle along with the narrow-mouth-end air outlet 42 of the air duct 4.

Examples

Referring to fig. 4, the fragrance connector 3 is provided with a fragrance cover 8 to provide a decorative effect to the rear armrest.

Referring to fig. 5, the fragrance decoration cover 8 includes a decoration 81, a decoration base 83, a decoration cover connecting piece 85, and a magnet 82, wherein the decoration cover connecting piece 85 is connected with the fragrance connecting piece 3, and the decoration cover connecting piece 85 is adsorbed to the decoration base 83, and the decoration base 83 and the decoration 81 by using 2 magnets 82 respectively, so that the decoration cover connecting piece 85, the decoration base 83, and the decoration 81 are mounted and dismounted. The ornamental piece 81 is not limited to the crystal structure shown in the drawings, and may be any article having a decorative effect.

Referring to fig. 5-6, a guide post 811 is provided on a side surface of the decorative element 81, a guide groove 831 is provided in the decorative element base 83, the guide post 811 is inserted into the guide groove 831, and the guide groove 831 guides the decorative element 81.

Referring to fig. 7, a light assembly 15 is sleeved outside the fragrance decoration cover 8, a light emitting surface of the light assembly 15 faces a decoration 81 of the fragrance decoration cover 8, a micro switch 10 is arranged on a side wall mounting boss 33 of the fragrance connecting piece 3, the micro switch 10 is connected with the light assembly 15 by a wire harness 9, and a boss one 22 on the surface of the fragrance shell 2 is contacted with or separated from a spring piece 101 of the micro switch 10.

When the fragrance housing 2 with the fragrance carrier 1 is pressed down in place, the boss I22 abuts against the micro switch 10, the micro switch 10 is turned on, and the light assembly 15 illuminates the decoration 81. When the fragrance decorative cover 8 is pressed down again, the fragrance housing 2 moves upwards, the boss I22 is separated from the micro switch 10, the micro switch 10 is turned off, and the light assembly 15 is extinguished.

Examples

Referring to fig. 8 to 9, the fan 7 is connected with the bottom sheet metal 13, the fragrance connecting piece 3 is connected with the air duct sheet metal 12, the air inlet 41 at the large opening end of the lower part of the air duct 4 and the fan 7 are positioned in the mounting groove of the bottom sheet metal 13, the air outlet 42 at the narrow opening end of the upper part of the air duct 4 is positioned above the air duct sheet metal 12, and the wireless charging box 11 of the mobile phone is arranged on the outer side of the air duct sheet metal 12.

Referring to fig. 10, the dotted line is the diffusion process of the fragrance, the fan 7 drives the air in the air duct 4 to flow, and the flowing air passes through the large-mouth end air inlet 41, the shell air vent 23 of the fragrance shell 2, and the fragrance in the fragrance carrier 1 diffuses the mobile phone wireless charging box 11 along with the narrow-mouth end air outlet 42 of the air duct 4. At this time, the fragrance in the fragrance carrier 1 diffuses into the air in the vehicle along with the air duct 4, and meanwhile, the flowing air also plays a role in ventilation and heat dissipation for the wireless charging box 11 of the mobile phone.

Examples

Referring to fig. 11, a cup holder assembly 14 is installed at a lower large-mouth end air inlet 41 of the fan 7 so that the fan 7 radiates heat to the cup holder assembly 14 while diffusing fragrance.

When the fragrance decorative cover 8 is installed, the installation or unlocking of the fragrance can be finished by pressing the decorative piece 81; when the fragrance cover 8 is not mounted, the fragrance carrier 1 can be directly pressed to complete the mounting or unlocking of the fragrance. The following specific description of the mounting and unlocking will take the pressing of the decoration 81 as an example, and the principle of directly pressing the fragrance carrier 1 is the same.

When installation is required, referring to fig. 12a, the elastic element 6 is in its original length in the initial installation position of the present utility model. Referring to fig. 12b, boss one 22 of the fragrance housing 2 does not touch the dome 101 of the micro switch 10, the micro switch 10 is turned off, and the light assembly 15 is not turned on. Referring to fig. 12c, the lock block 21 of the fragrance housing 2 is located at the opening structure 52 of the track groove 51 of the lock 5.

Next, the decoration 81 is pressed down, bringing the fragrance carrier 1 and the fragrance housing 2 down until the fragrance housing 2 is mounted to the 1/4 position as shown in fig. 13a, and the fragrance housing 2 is moved down due to the fixation of the fragrance connector 3, the elastic element 6 mounted therebetween is elongated. Referring to fig. 13b, boss one 22 of fragrance housing 2 begins to touch dome 101 of micro switch 10, but micro switch 10 is still in the off state, and light assembly 15 is not illuminated. Referring to fig. 13c, the lock block 21 of the fragrance housing 2 is located in the track groove 51 on the left side of the lock block 53 and continues to move down the track groove 51.

Then, the downward pressing of the decoration 81 is continued, bringing the fragrance carrier 1 and the fragrance housing 2 to continue to move downward until the elastic element 6 is further elongated, mounted to the 3/4 position as shown in fig. 14 a. Referring to fig. 14b, the boss one 22 of the fragrance housing 2 is further contacted with the spring piece 101 of the micro switch 10, the boss one 22 abuts against the spring piece 101, so that the micro switch 10 is in a conducting state, and the light assembly 15 illuminates the decoration 81. Referring to fig. 14c, the locking block 21 of the fragrance housing 2 is located in the track groove 51 at the left side of the stopper 54, and the stopper 54 restricts the fragrance carrier 1 and the fragrance housing 2 from continuing to move downwards.

Finally, the ornamental piece 81 is released, and the elastic element 6 resumes a certain length, bringing the fragrance carrier 1 and the fragrance housing 2 up to the installation completion position as shown in fig. 15 a. Referring to fig. 15b, boss one 22 of the fragrance housing 2 continues to abut against the spring piece 101 of the micro switch 10, the micro switch 10 remains in the on state, and the light assembly 15 continues to illuminate the decorative piece 81. Referring to fig. 15c, the locking block 21 of the fragrance housing 2 is located in the track groove 51 at the bottom of the locking block 53, and the locking block 53 abuts against the locking block 21, so as to lock the fragrance connector 3 and the fragrance housing 2.

Referring to fig. 16a, the elastic element 6 is stretched a certain length in the unlocking initial position of the present utility model. Referring to fig. 16b, boss one 22 of the fragrance housing 2 abuts against the spring plate 101 of the micro switch 10, the micro switch 10 is turned on, and the light assembly 15 illuminates the decoration 81. Referring to fig. 16c, the locking piece 53 abuts against the locking piece 21 of the fragrance housing 2, and the fragrance connector 3 is in a locked state with the fragrance housing 2.

When unlocking is required, the decoration 81 is pressed downwards, bringing the fragrance carrier 1 and the fragrance housing 2 downwards until the unlocking to the 2/4 position as shown in fig. 17a, the elastic element 6 is stretched to the longest position. Referring to fig. 17b, boss one 22 of fragrance housing 2 continues to bear against dome 101 of microswitch 10, microswitch 10 remains on, and light assembly 15 continues to illuminate trim 81. Referring to fig. 17c, the locking piece 21 of the fragrance housing 2 is separated from the locking piece 53, the fragrance connecting piece 3 is unlocked from the fragrance housing 2, the locking piece 21 is positioned in the track groove 51 on the right side of the limiting block 54, and the limiting block 54 limits the fragrance carrier 1 and the fragrance housing 2 to continuously move downwards.

Then, the ornamental piece 81 is released, and the elastic element 6 resumes a certain length, bringing the fragrance carrier 1 and the fragrance housing 2 upwards until unlocked to the 3/4 position as shown in fig. 18 a. Referring to fig. 18b, the interference amount between the boss one 22 of the fragrance housing 2 and the spring piece 101 of the micro switch 10 is reduced. Referring to fig. 18c, the lock block 21 of the fragrance housing 2 is located in the track groove 51 on the right side of the lock block 53 and continues to move upwards along the track groove 51.

Finally, the elastic element 6 returns to its original length, bringing the fragrance carrier 1 and the fragrance housing 2 upwards until the unlocking is completed as shown in fig. 19 a. Referring to fig. 19b, boss one 22 of the fragrance housing 2 does not touch the spring piece 101 of the micro switch 10, the micro switch 10 is in the off state, and the light assembly 15 is turned off. Referring to fig. 19c, the lock block 21 of the fragrance housing 2 is located at the opening structure 52 of the track groove 51 of the lock 5. At this time, the fragrance housing 2 with the fragrance carrier 1 is ejected, and the fragrance carrier 1 is replaced by removing the fragrance cover 8.

According to the utility model, the fragrance is diffused into the air through the fan and the air duct, so that the fragrance system can be arranged on the armrest of the rear seat; the fan can radiate heat of the electric appliances in the back row seat armrests, including the wireless charging box of the mobile phone and the cup holder assembly while expanding fragrance; furthermore, the fragrance carrier is quickly replaced through the connection structure of the fragrance box and the fragrance cover; the additional decorative pieces and the light improve the decorative effect of the back row seat armrests.

Claims (14)

1. The utility model provides a device of removable fragrance, includes fragrance carrier (1), fragrance casing (2), fragrance connecting piece (3), wind channel (4), fan (7), its characterized in that: the fragrance shell (2) provided with the fragrance carrier (1) is slidably arranged in the fragrance connecting piece (3), the bottom of the fragrance connecting piece (3) is communicated with the air duct (4), the fan (7) is arranged at the end part of the air duct (4), the other end part of the air duct (4) is positioned in the automobile cabin, and the lower end of the fragrance carrier (1) is positioned at the airflow circulation position in the air duct (4).

2. A device for replacing a fragrance according to claim 1, wherein: the perfume connecting piece (3) consists of an end face (31) and a cylindrical structure perpendicular to the end face (31), the cylindrical structure is of an up-down penetrating structure, two side walls of the cylindrical structure are respectively provided with an adjusting mounting hole (32) and a mounting boss (33), and the bottom of the cylindrical structure is connected with the air duct (4) in an assembling mode.

3. A device for replacing a fragrance according to claim 1, wherein: the fragrance shell (2) is of a cylindrical structure, the surface of the cylindrical structure is provided with a sliding block (24), the inner surface of the cylindrical structure of the fragrance connecting piece (3) is provided with a sliding groove (34) corresponding to the sliding block (24), the cylindrical structure is inserted into the cylindrical structure, and the sliding block (24) is in sliding connection with the corresponding sliding groove (34).

4. A device for replacing a fragrance according to claim 1, wherein: the air duct (4) is of a pipe-shaped structure consisting of a lower large-mouth end air inlet (41) and an upper narrow-mouth end air outlet (42), a through hole (43) is formed in the top surface of a bending part of the pipe-shaped structure, the bottom of the fragrance connecting piece (3) is correspondingly communicated with the large-mouth end air inlet (41) through the through hole (43), shell ventilation openings (23) symmetrically formed in the surface of the fragrance shell (2) are located in the air duct (4) below the through hole (43), the lower end of the fragrance carrier (1) is located at the shell ventilation openings (23), and the top end of the fragrance carrier (1) is flush with the end face (31) of the fragrance connecting piece (3).

5. A device for replacing a fragrance according to claim 1, wherein: the fragrance connecting piece (3) is connected with the fragrance shell (2) through an elastic element (6) and is locked through a locking assembly, one end of the elastic element (6) is hung on a boss II (25) on the surface of the fragrance shell (2), and the other end of the elastic element (6) is hung on an inner boss (35) of the fragrance connecting piece (3).

6. A device for replacing a fragrance according to claim 5, wherein: the locking assembly comprises a locking piece (5) and a locking block (21) arranged on the surface of the fragrance shell (2), the locking piece (5) is rotationally fixed at an adjusting installation hole (32) on the side wall of the cylindrical structure of the fragrance connecting piece (3), a track groove (51) is formed in the inner surface of the locking piece (5), and the end part of the locking block (21) is located in the track groove (51).

7. A device for replacing a fragrance according to claim 6, wherein: the upper end of the track groove (51) is provided with an opening structure (52), the middle part of the track groove (51) is provided with a locking block (53), and the lower part of the track groove (51) is provided with a limiting block (54).

8. A device for replacing a fragrance according to claim 1, wherein: the fan (7) comprises a fan body (72) and a fan shell (71), wherein the fan body (72) is arranged in the fan shell (71), and the fan shell (71) is connected with the end part of the large-mouth end air inlet (41) of the air duct (4).

9. A device for replacing a fragrance according to claim 1, wherein: the fragrance connecting piece (3) is provided with a fragrance decorative cover (8).

10. A device for replacing a fragrance according to claim 9, wherein: the perfume ornament cover (8) comprises an ornament (81), an ornament base (83), an ornament cover connecting piece (85) and a magnet (82), wherein the ornament cover connecting piece (85) is connected with the perfume connecting piece (3), and the ornament cover connecting piece (85) is adsorbed by the magnet (82) respectively between the ornament base (83) and between the ornament base (83) and the ornament (81).

11. A device for replacing a fragrance according to claim 10, wherein: the side of the decoration (81) is provided with a guide post (811), the inside of the decoration base (83) is provided with a guide groove (831), and the guide post (811) is inserted into the guide groove (831).

12. A device for replacing a fragrance according to claim 9, wherein: the perfume ornament cover (8) is sleeved with the lamplight assembly (15), the light emitting surface of the lamplight assembly (15) faces the ornament (81) of the perfume ornament cover (8), the micro switch (10) is arranged on the side wall mounting boss (33) of the perfume connecting piece (3), the micro switch (10) is connected with the lamplight assembly (15) through the wire harness (9), and the boss (22) on the surface of the perfume shell (2) is contacted with or separated from the elastic sheet (101) of the micro switch (10).

13. A device for replacing a fragrance according to claim 1, wherein: the fan (7) is connected with the bottom sheet metal (13), the fragrance connecting piece (3) is connected with the air duct sheet metal (12), the air inlet (41) of the large opening end at the lower part of the air duct (4) and the fan (7) are positioned in the mounting groove of the bottom sheet metal (13), the air outlet (42) of the narrow opening end at the upper part of the air duct (4) is positioned above the air duct sheet metal (12), and the wireless charging box (11) of the mobile phone is arranged at the outer side of the air duct sheet metal (12).

14. A device for replacing a fragrance according to claim 1, wherein: a cup stand assembly (14) is arranged at an air inlet (41) at the large opening end of the lower part of the fan (7).