CN221292903U

CN221292903U - Fragrance air duct system for vehicle-mounted fragrance machine

Info

Publication number: CN221292903U
Application number: CN202420038993.0U
Authority: CN
Inventors: 孙孝礼
Original assignee: Dongguan Huaze Electronic Technology Co ltd
Current assignee: Dongguan Huaze Electronic Technology Co ltd
Priority date: 2024-01-06
Filing date: 2024-01-06
Publication date: 2024-07-09
Anticipated expiration: 2034-01-06

Abstract

The application discloses a fragrance air duct system for a vehicle-mounted fragrance machine, which comprises a mounting shell, a fan and an air duct system component, wherein the mounting shell is provided with a plurality of plug-in ports for plugging fragrance bottles; the plug-in port is provided with a fragrance outlet; the air duct system component comprises a main support pipe, an air guide pipe fitting and an air outlet pipe fitting; the fan is arranged at one end of the main bracket tube; the main support pipe is communicated with the air guide pipe piece, the air guide pipe piece is communicated with the air outlet pipe piece, and the main support pipe, the air guide pipe piece, the air outlet pipe piece and the plurality of inserting ports are communicated to form a plurality of fragrance outlet channels; a rotary shaft tube for switching the fragrance channel is arranged in the main support tube; the fragrance air duct system also comprises a driving control component for driving the rotary shaft tube to rotate, and the rotary shaft tube is provided with a shaft tube hole; the shaft pipe hole, the air guide pipe fitting and the air outlet pipe fitting form an independent fragrance channel; the application has the effect of providing the fragrance air duct structure which is convenient for switching fragrance and effectively preventing cross fragrance.

Description

Fragrance air duct system for vehicle-mounted fragrance machine

Technical Field

The application relates to the technical field of vehicle-mounted fragrance machines, in particular to a fragrance air duct system for a vehicle-mounted fragrance machine.

Background

With the continuous innovative development of automobile technology, comfortable driving experience has become an important point of attention for consumers, so that more and more novel vehicles are provided with vehicle-mounted fragrance machines; the vehicle-mounted fragrance machine can purify air in a vehicle, remove peculiar smell in the vehicle, and is favorable for providing comfortable driving experience for a driver.

In the related art, a vehicle-mounted fragrance machine includes a mounting case for mounting a fragrance bottle, a fragrance passage for emitting fragrance of the fragrance bottle in a vehicle, and a fan for providing wind required for fragrance emission for the fragrance passage. In order to meet the requirement of providing multiple types of fragrance, the conventional vehicle-mounted fragrance machine is generally provided with multiple fragrance bottles at the same time, but due to the limitation of space structure and the increase of fragrance channels, the condition that fragrance switching is inconvenient and fragrance is carried out by the vehicle-mounted fragrance machine with multiple types of fragrance is often present on the market, so how to provide a fragrance air duct structure for the vehicle-mounted fragrance machine, which is convenient for switching fragrance and effectively preventing fragrance from being carried out has practical application value and significance.

Disclosure of utility model

In order to provide a fragrance air duct structure which is convenient for switching fragrance and effectively preventing fragrance from being mixed, the application provides a fragrance air duct system for a vehicle-mounted fragrance machine.

The application provides a fragrance air duct system for a vehicle-mounted fragrance machine, which adopts the following technical scheme:

The fragrance air duct system for the vehicle-mounted fragrance machine comprises a mounting shell, a fan and an air duct system component, wherein the mounting shell is provided with a plurality of plug-in ports for plugging fragrance bottles; the plug-in port is provided with a fragrance outlet; the air duct system component comprises a main support pipe, an air guide pipe fitting and an air outlet pipe fitting; the fan is arranged at one end of the main support pipe; the main support pipe is communicated with the air guide pipe piece, the air guide pipe piece is communicated with the air outlet pipe piece, and the main support pipe, the air guide pipe piece, the air outlet pipe piece and the plurality of plug interfaces are communicated to form a plurality of fragrance outlet channels; a rotary shaft tube for switching the fragrance channel is arranged in the main support tube; the fragrance air duct system further comprises a driving control assembly for driving the rotary shaft tube to rotate, and the rotary shaft tube is provided with a shaft tube hole; the shaft pipe hole, the air guide pipe fitting and the air outlet pipe fitting form an independent fragrance channel.

By adopting the technical scheme, the mounting shell is used for providing a supporting function for the fragrance air duct system and has a cavity fixing function; the plug-in port of the installation shell is used for providing installation space for a plurality of spice bottles, and the plug-in port of the installation shell is used for enabling the spice outlet of the spice bottle to be communicated with the air guide pipe piece after the spice bottles are plugged in; the main support pipe is used for communicating the rotary shaft pipe, the air guide pipe fitting and the air outlet pipe fitting to form a plurality of fragrance channels, and is also connected with a fan to connect with wind required by fragrance emission; the rotary shaft tube is used for being matched with the main support tube, the air guide tube and the air outlet tube piece to form an independent fragrance channel, so that the vehicle-mounted fragrance machine only provides one fragrance at the same time, and the rotary shaft tube is used for being matched with the main support tube, the air guide tube piece and the air outlet tube piece to form a fragrance air channel system; when a user needs to switch different fragrances, the rotary shaft tube can be driven to rotate by the driving control assembly, so that shaft tube holes of the rotary shaft tube are communicated with different air guide pipe fittings and different perfume bottles to be positioned in different fragrance channels; according to the application, the rotary shaft tube is controlled by the drive control assembly to switch different fragrance channels, and only one fragrance channel is formed after the rotary shaft tube is rotated, so that the situation that the vehicle-mounted fragrance machine has fragrance is reduced; thereby providing a fragrance duct structure which is convenient for switching fragrance and effectively preventing cross fragrance.

Preferably, the drive control assembly comprises a main plate member, a sensing disc and a driving member for driving the sensing disc to rotate; the main board piece is electrically connected with the fan, the main board piece is connected with a power supply interface for connecting an external power supply, the power supply interface is embedded in the mounting shell, the main board piece is arranged at the top of the induction disc, and the induction disc is arranged at the top of the main support tube; the induction disc is provided with an inner circle; the rotary shaft tube is provided with a connecting branch tube, and the connecting branch tube is clamped on the side wall of the inner circle of the induction disc.

By adopting the technical scheme, the main board piece is connected with an external power supply through the power supply interface so as to be connected with the power supply voltage required by the operation of the whole vehicle-mounted fragrance machine; the main plate is electrically connected with the fan to control the fan to be started and stopped; the induction plate plays a role in supporting the fixed main plate and the rotary shaft tube so as to provide installation space for the main plate and the driving piece; the rotary shaft tube is detachably assembled and fixed with the induction disc through the connecting branch pipe, so that the whole driving control assembly is convenient to assemble; the main plate combines the driving piece to drive the rotary shaft tube to move so as to provide power, so that the fragrance switching effect is realized.

Preferably, a plurality of groups of ventilation openings are formed in the side wall of the main support pipe, the air guide pipe piece comprises a plurality of air guide pipes, a plurality of groups of ventilation openings are communicated with the air guide pipes in a one-to-one correspondence mode, one end of each air guide pipe is communicated with the corresponding plug-in port, and the other end of each air guide pipe is communicated with the corresponding ventilation opening.

Through adopting above-mentioned technical scheme, the main support pipe passes through the multiunit vent of lateral wall and connects gradually a plurality of perfume bottles with many guide ducts to the fragrant passageway of a plurality of intercommunication of going out of being convenient for through the fragrant hole formation of the installation shell bayonet socket, thereby be convenient for switch from in a plurality of fragrant passageways in the main support pipe through rotatory central siphon.

Preferably, each group of ventilation openings is two ventilation openings arranged at intervals, each air guide pipe comprises two air guide branch pipes, each shaft pipe hole comprises a shaft pipe air inlet hole and a shaft pipe air outlet hole, and a partition plate for separating the shaft pipe air outlet hole from the shaft pipe air inlet hole is arranged in the rotary shaft pipe; the shaft tube air inlet hole and the shaft tube air outlet hole are communicated with the fragrance outlet hole; the shaft tube air inlet hole is positioned at one side of the rotary shaft tube, which is close to the fan, and the shaft tube air outlet hole is positioned at one side of the rotary shaft tube, which is close to the induction disc.

Through adopting above-mentioned technical scheme, when the fan opens and starts the operation, the outside air of on-vehicle fragrance machine of extraction, outside air then loops through the air intake of installation shell, the central siphon air intake of rotatory central siphon, the fragrant hole of play of interface (connect the fragrant mouth of perfume bottle), the central siphon air outlet of rotatory central siphon, the fan air intake, the fan air outlet, send out fragrance to the car behind the tuber pipe spare, in order to form endless on-vehicle fragrant passageway, the division board is favorable to improving the fragrant circulation effect of air duct system, be favorable to reducing the condition that the on-vehicle fragrance machine of on-vehicle is cluster fragrant.

Preferably, a connecting lug is arranged at one end of the air guide pipe, which is close to the plug-in port, a connecting sheet is arranged on the side wall of the plug-in port, and the connecting lug is in threaded connection with the connecting sheet.

Through adopting above-mentioned technical scheme, the guide duct passes through engaging lug and connection piece threaded connection to be convenient for install the guide duct at the grafting mouth assigned position of the installation shell of on-vehicle fragrance machine.

Preferably, the fan is provided with a fan air inlet and a fan air outlet; the fan is abutted against the inner side wall of the mounting shell, and one end, away from the induction disc, of the main support pipe is clamped on the side wall of the fan air inlet; the installation shell is provided with an air outlet communicated with the air outlet of the fan, and the air outlet is communicated with the air inlet of the air outlet pipe fitting.

By adopting the technical scheme, the main support pipe is clamped at the position of the air inlet of the fan, and the air outlet of the fan is connected with the air outlet pipe fitting, so that the installation structure of the main support pipe, the fan and the air outlet pipe fitting is compact, and the installation space is saved.

Preferably, the air outlet pipe piece comprises a switching pipe, an air outlet pipe and an air pipe buckle, wherein the switching pipe is communicated with the installation shell, one end of the air outlet pipe is connected with the switching pipe, and the other end of the air outlet pipe is connected with the air pipe buckle; the air pipe is buckled with a closed air valve which is electrically connected with the main board.

Through adopting above-mentioned technical scheme, the transfer pipe is used for connecting the on-vehicle fragrance machine's installation shell and goes out fragrant hole, and the tuber pipe knot is used for connecting the fragrant smell in the car and gives off the passageway, and the mainboard spare opens and closes through the air-out passageway of airtight pneumatic valve control air-out pipe fitting, and airtight pneumatic valve's gas tightness is better.

Preferably, the air outlet pipe is bent; the switching pipe fixed cover is equipped with the switching lug, the switching lug pass through screw threaded connection in the installation shell.

Through adopting above-mentioned technical scheme, go out tuber pipe bending setting in order to adapt the fragrant smell of car and scatter the passageway, the switching pipe passes through the engaging lug and the removable screw thread of connection piece and installs in the lateral wall of installation shell.

Preferably, a reinforcing rib sheet is arranged on one side of the main support pipe, which is close to the induction plate, and is provided with a positioning groove, the mounting shell is provided with a positioning column, and the positioning column is inserted into the groove wall of the positioning groove.

Through adopting above-mentioned technical scheme, the reference column passes through the constant head tank on the strengthening rib piece in order to fix the fan air intake position at the fan with main support pipe, is favorable to improving the installation stability of main support pipe.

Preferably, a limiting lug is arranged on the outer side wall of the rotary shaft tube and is abutted to the top side of the main support tube; and a sealing ring is sleeved on the pipe wall of the rotary shaft pipe.

Through adopting above-mentioned technical scheme, rotatory central siphon passes through spacing ear spacing installation in main support intraductal to driving motor drives rotatory central siphon through the output shaft, the sealing washer has improved the connection gas tightness between rotatory central siphon and the main support pipe, effectively prevents to appear the fragrant condition of cluster.

In summary, the present application includes at least one of the following beneficial technical effects:

1. The installation shell is used for providing a supporting function for the fragrance air duct system and playing a role in fixing the cavity; the plug-in port of the installation shell is used for providing installation space for a plurality of spice bottles, and the plug-in port of the installation shell is used for enabling the spice outlet of the spice bottle to be communicated with the air guide pipe piece after the spice bottles are plugged in; the main support pipe is used for communicating the rotary shaft pipe, the air guide pipe fitting and the air outlet pipe fitting to form a plurality of fragrance channels, and is also connected with a fan to connect with wind required by fragrance emission; the rotary shaft tube is used for being matched with the main support tube, the air guide tube and the air outlet tube piece to form an independent fragrance channel, so that the vehicle-mounted fragrance machine only provides one fragrance at the same time, and the rotary shaft tube is used for being matched with the main support tube, the air guide tube piece and the air outlet tube piece to form a fragrance air channel system; when a user needs to switch different fragrances, the rotary shaft tube can be driven to rotate by the driving control assembly, so that shaft tube holes of the rotary shaft tube are communicated with different air guide pipe fittings and different perfume bottles to be positioned in different fragrance channels; according to the application, the rotary shaft tube is controlled by the drive control assembly to switch different fragrance channels, and only one fragrance channel is formed after the rotary shaft tube is rotated, so that the situation that the vehicle-mounted fragrance machine has fragrance is reduced; thereby providing a fragrance air duct structure which is convenient for switching fragrance and effectively preventing fragrance from being mixed;

2. The main support tube is sequentially connected with the perfume bottles through a plurality of groups of ventilation openings on the side wall and a plurality of air guide tubes so as to form a plurality of communicated perfume outlet channels through perfume outlet holes of the mounting shell plug-in ports, thereby being convenient for switching from the perfume channels in the main support tube through the rotary shaft tube;

3. When the fan is started to operate, the air outside the vehicle-mounted fragrance machine is extracted, and the outside air sequentially passes through the air inlet of the mounting shell, the air inlet of the shaft pipe of the rotary shaft pipe, the fragrance outlet of the plug-in port (the fragrance outlet connected with the fragrance bottle), the air outlet of the shaft pipe of the rotary shaft pipe, the air inlet of the fan, the air outlet of the fan and the air outlet pipe part and then emits fragrance into the vehicle, so that a circulating vehicle-mounted fragrance channel is formed, and the partition plate is beneficial to improving the fragrance circulating effect of the air channel system and reducing the fragrance stringing condition of the vehicle-mounted fragrance machine.

Drawings

Fig. 1 is a view showing an overall installation structure of one view angle of an in-vehicle fragrance machine in a fragrance duct system for an in-vehicle fragrance machine according to an embodiment of the present application.

Fig. 2 is a view of an overall installation structure of an on-vehicle fragrance machine in a fragrance duct system for an on-vehicle fragrance machine according to another embodiment of the present application.

Fig. 3 is an exploded view of the overall structure of the fragrance duct system for a vehicle-mounted fragrance machine according to an embodiment of the present application.

Fig. 4 is an exploded view of the overall structure of another view in the fragrance duct system for a vehicle-mounted fragrance machine according to an embodiment of the application.

Fig. 5 is a cross-sectional view of the overall installation structure in the fragrance duct system for a vehicle-mounted fragrance machine according to the embodiment of the application.

Reference numerals illustrate:

1. A mounting shell; 11. an interface; 111. a fragrance outlet hole; 112. a connecting sheet; 12. a front shell; 13. a bottom case; 14. positioning columns; 2. a fan; 21. a fan air inlet; 22. a fan air outlet; 3. an air duct system assembly; 31. a main stent tube; 311. a vent; 312. reinforcing rib sheets; 313. a positioning groove; 32. an air guide pipe fitting; 321. an air guide pipe; 3211. an air guide branch pipe; 33. an air outlet pipe fitting; 331. a transfer tube; 332. an air outlet pipe; 333. an air pipe buckle; 334. a transfer tab; 34. a connecting lug; 4. a drive control assembly; 41. a main plate member; 411. avoidance holes; 42. an induction plate; 421. an inner circle; 43. a driving motor; 44. a power supply interface; 5. a rotary shaft tube; 51. a shaft tube hole; 511. a shaft tube air inlet hole; 512. a shaft tube air outlet hole; 52. a connecting branch pipe; 53. a limiting lug; 54. a seal ring; 55. a partition plate; 80. a vehicle-mounted fragrance machine main body; 81. perfume bottle.

Detailed Description

The application is described in further detail below with reference to fig. 1-5.

The embodiment of the application discloses a fragrance air duct system for a vehicle-mounted fragrance machine. Referring to fig. 1 to 3, the fragrance air duct system for the vehicle-mounted fragrance machine comprises a mounting shell 1, a fan 2, an air duct system component 3 and a driving control component 4; the mounting shell 1 is used for mounting a vehicle-mounted fragrance machine main body 80 and a plurality of fragrance bottles 81; the installation shell 1 is provided with a plurality of plug interfaces 11 for plugging the perfume bottle 81; the inserting port 11 is provided with a fragrance outlet 111; in the present embodiment, three fragrance bottles 81 and sockets 11 are provided; the air duct system assembly 3 comprises a main bracket pipe 31, an air guide pipe piece 32 and an air outlet pipe piece 33; the fan 2 is arranged at one end of the main bracket tube 31; the main support pipe 31 is communicated with the air guide pipe piece 32, the air guide pipe piece 32 is communicated with the air outlet pipe piece 33, and the main support pipe 31, the air guide pipe piece 32, the air outlet pipe piece 33 and the plurality of plug connectors 11 are communicated to form a plurality of fragrance outlet channels; a rotary shaft tube 5 for switching fragrance channels is arranged in the main support tube 31; the rotary shaft tube 5 is provided with a shaft tube hole 51; the shaft pipe hole 51, the air guide pipe piece 32 and the air outlet pipe piece 33 form an independent fragrance channel, and the driving control assembly 4 is used for driving the rotary shaft pipe 5 to rotate so as to switch between different fragrance channels; and a fragrance duct system structure which is convenient for switching fragrance and effectively preventing cross fragrance is provided.

Referring to fig. 2 and 3, the installation case 1 includes a front case 12 and a bottom case 13 having an installation cavity, the front case 12 covers the top of the installation cavity of the bottom case 13, the socket 11 is disposed on the front case 12, and the installation case 1, the fan 2, the main support tube 31, the air guide tube 32 and the driving control assembly 4 are disposed in the installation cavity of the bottom case 13.

Referring to fig. 3 and 4, the drive control assembly 4 includes a main plate 41, a sensing disc 42, and a driving member for driving the sensing disc 42 to rotate; the main board 41 is a control circuit board of the vehicle-mounted fragrance machine, and the main board 41 is electrically connected with the fan 2 to control the fan 2 to be started and stopped; the main board 41 is connected with a power supply interface 44 for connecting an external power supply, the power supply interface 44 is embedded in the side wall of the installation shell 1, and the main board 41 is connected with the external power supply through the power supply interface 44 so as to be connected with the power supply voltage required by the operation of the whole vehicle-mounted fragrance machine; the main plate 41 is arranged on the top of the induction plate 42, and the induction plate 42 is arranged on the top of the main bracket tube 31; the sensing disc 42 is provided with an inner circle 421; the rotary shaft tube 5 is provided with a connecting branch tube 52, and the connecting branch tube 52 is clamped on the side wall of the inner ring 421 of the induction disc 42; the main plate 41 in combination with the driving member drives the rotary shaft tube 5 to move to provide power so as to achieve the fragrance switching effect.

Referring to fig. 3 and 4, the main plate 41 is provided with a avoidance hole 411, the driving member comprises a driving motor 43, and an output shaft of the driving motor 43 passes through the avoidance hole 411 and is inserted into an inner ring of the connecting branch pipe 52; the driving motor 43 improves the rotation efficiency of the rotary shaft tube 5.

Referring to fig. 3 and 4, a plurality of sets of ventilation openings 311 are formed in the side wall of the main support pipe 31, the air guide pipe piece 32 comprises a plurality of air guide pipes 321, the plurality of sets of ventilation openings 311 are communicated with the plurality of air guide pipes 321 in a one-to-one correspondence manner, each set of ventilation openings 311 is two ventilation openings 311 which are arranged at intervals, and each air guide pipe 321 comprises two air guide branch pipes 3211; one end of the air guide pipe 321 is communicated with the plug-in port 11, and the other end of the air guide pipe 321 is communicated with the ventilation opening 311; each set of ventilation openings 311 is two ventilation openings 311 arranged at intervals, and each air guide pipe 321 comprises two air guide branch pipes 3211.

Referring to fig. 3 and 4, the shaft tube hole 51 includes a shaft tube air inlet hole 511 and a shaft tube air outlet hole 512, and a partition plate 55 for partitioning the shaft tube air outlet hole 512 and the shaft tube air inlet hole 511 is provided in the rotary shaft tube 5; the shaft tube air inlet hole 511 and the shaft tube air outlet hole 512 are communicated with the fragrance outlet hole 111; the shaft tube air inlet hole 511 is positioned at one side of the rotary shaft tube 5 close to the fan 2, and the shaft tube air outlet hole 512 is positioned at one side of the rotary shaft tube 5 close to the induction disc 42; the fan 2 is provided with a fan air inlet 21 and a fan air outlet 22; when the fan 2 is started to operate, the air outside the vehicle-mounted fragrance machine is extracted, and the outside air sequentially passes through the air inlet of the installation shell 1, the air inlet of the shaft pipe of the rotary shaft pipe 5, the fragrance outlet 111 of the plug-in port 11 (the fragrance outlet connected with the fragrance bottle 81), the air outlet of the shaft pipe of the rotary shaft pipe 5, the air inlet 21 of the fan, the air outlet 22 of the fan and the air outlet pipe 33 and then emits fragrance into the vehicle to form a circulating vehicle-mounted fragrance channel, and the partition plate 55 is beneficial to improving the fragrance circulating effect of the air channel system and reducing the fragrance stringing condition of the vehicle-mounted fragrance machine.

In the present embodiment, three sets of ventilation openings 311 and three air guide pipes 321 are provided; the multiple groups of ventilation openings 311 are communicated with the multiple air guide pipes 321 in a one-to-one correspondence manner, one end of each air guide pipe 321 is communicated with the corresponding plug-in port 11, and the other end of each air guide pipe 321 is communicated with the corresponding ventilation opening 311; the main support tube 31 is sequentially connected with the perfume bottles 81 through the multiple groups of ventilation openings 311 on the side wall and the multiple air guide tubes 321, so that a plurality of communicated perfume outlet channels are formed through the perfume outlet holes 111 of the inserting ports 11 of the mounting shell 1, the switching of the perfume outlet channels from the perfume outlet channels in the main support tube 31 is facilitated through the rotary shaft tube 5, and when the rotary shaft tube 5 is controlled to be in a closed state by the driving control assembly 4, all the perfume outlet channels are closed, so that the perfume leakage of the vehicle-mounted perfume machine is reduced.

Referring to fig. 3, a reinforcing rib piece 312 is provided on one side of the main support tube 31 near the sensing disc 42, a positioning groove 313 is provided on the reinforcing rib piece 312, a positioning column 14 is provided on the installation shell 1, and the positioning column 14 is inserted into the groove wall of the positioning groove 313; the positioning column 14 is used for fixing the main support tube 31 at the position of the fan air inlet 21 of the fan 2 through the positioning groove 313 on the reinforcing rib piece 312, which is beneficial to improving the installation stability of the main support tube 31.

Referring to fig. 4, the outer side wall of the rotary shaft tube 5 is provided with a limiting lug 53, and the limiting lug 53 is abutted against the top side of the main support tube 31; the pipe wall of the rotary shaft pipe 5 is sleeved with a sealing ring 54; the rotary shaft tube 5 is arranged in the main support tube 31 in a limiting mode through the limiting lugs 53, so that the driving motor 43 drives the rotary shaft tube 5 to rotate through the output shaft, the sealing ring 54 improves the connection air tightness between the rotary shaft tube 5 and the main support tube 31, and the situation of fragrance stringing is effectively prevented; further, the sealing ring 54 has an effect of preventing the leakage of fragrance when the rotary shaft tube 5 closes all the fragrance outlet channels. .

Referring to fig. 3 to 5, the shaft tube hole 51 includes a shaft tube air inlet hole 511 and a shaft tube air outlet hole 512, and a partition plate 55 for partitioning the shaft tube air outlet hole 512 and the shaft tube air inlet hole 511 is provided in the rotary shaft tube 5; the shaft tube air inlet hole 511 and the shaft tube air outlet hole 512 are communicated with the fragrance outlet hole 111; the shaft tube air inlet hole 511 is positioned at one side of the rotary shaft tube 5 close to the induction disc 42, and the shaft tube air outlet hole 512 is positioned at one side of the rotary shaft tube 5 close to the fan 2; when the fan 2 is started to operate, the air outside the vehicle-mounted fragrance machine is extracted, and the outside air sequentially passes through the air inlet of the mounting shell 1, the air inlet of the shaft tube of the rotary shaft tube 5, the fragrance outlet 111 of the plug-in port 11 (the fragrance outlet connected with the fragrance bottle 81), the air outlet of the shaft tube of the rotary shaft tube 5, the air inlet 21 of the fan, the fan 2 and the air outlet pipe 33 to emit fragrance into the vehicle so as to form a circulating vehicle-mounted fragrance channel (as shown in fig. 5, the dotted line indication in fig. 5 is the micro-circulation direction indication of the fragrance in the vehicle-mounted fragrance machine); the partition plate 55 is beneficial to improving the fragrance circulation effect of the air duct system and reducing the occurrence of fragrance stringing of the vehicle-mounted fragrance machine.

Referring to fig. 3 and 4, a connecting lug 34 is arranged at one end of the air guide pipe 321 near the plug-in port 11, a connecting sheet 112 is arranged on the side wall of the plug-in port 11, and the connecting lug 34 is in threaded connection with the connecting sheet 112; the connecting lugs 34 and the connecting sheets 112 improve the installation stability of the air guide pipe 321 in the installation shell 1, and are convenient for installing the air guide pipe 321; further, after the perfume bottle 81 is inserted into the insertion port 11 of the installation shell 1, the perfume outlet of the perfume bottle 81 is communicated with the perfume outlet 111 of the insertion port 11, and the air guide pipe 321 is in sealing connection with the perfume bottle 81, so as to realize the purpose of preventing perfume leakage.

Referring to fig. 3 and 4, the fan 2 is provided with a fan inlet 21 and a fan outlet 22; the fan 2 is abutted against the inner side wall of the installation shell 1, and one end of the main support tube 31, which is far away from the induction disc 42, is clamped on the side wall of the fan air inlet 21; the mounting shell 1 is provided with an air outlet communicated with the fan air outlet 22, and the air outlet is communicated with an air inlet of an air outlet pipe fitting 33; the main support pipe 31 is clamped at the position of the fan air inlet 21, and the air outlet pipe 33 is connected at the position of the fan air outlet 22, so that the installation structure of the main support pipe 31, the fan 2 and the air outlet pipe 33 is compact, and the installation space is saved.

Referring to fig. 3 and 4, the air outlet pipe 33 includes a transfer pipe 331, an air outlet pipe 332, and an air outlet pipe buckle 333; the air outlet pipe 332 is bent; the air outlet pipe 332 is bent and arranged to be matched with an aroma spreading channel of an automobile, and the transfer pipe 331 is detachably and spirally arranged on the side wall of the installation shell 1 through the connecting lug 34 and the connecting sheet 112; the transfer tube 331 is fixedly sleeved with a transfer lug 334, and the transfer lug 334 is connected to the mounting shell 1 through screw threads; the transfer tube 331 is communicated with the installation shell 1, one end of the air outlet tube 332 is connected with the transfer tube 331, and the other end of the air outlet tube 332 is connected with the air tube buckle 333; the air pipe buckle 333 is provided with a closed air valve (not shown) electrically connected with the main plate member 41; the transfer tube 331 is used for connecting the fragrance outlet 111 of the installation shell 1 of the vehicle-mounted fragrance machine, the air pipe buckle 333 is used for connecting a fragrance emission channel in the vehicle, the main plate 41 controls the opening and closing of the air outlet channel of the air outlet pipe 33 through the airtight air valve, the airtight air valve has good air tightness, and the fragrance leakage prevention effect is realized.

The implementation principle of the fragrance air duct system for the vehicle-mounted fragrance machine provided by the embodiment of the application is as follows: the main bracket tube 31 is used for communicating the rotary shaft tube 5, the air guide tube piece 32 and the air outlet tube piece 33 to form a plurality of fragrance channels; meanwhile, the main bracket tube 31 is also connected with a fan 2 to connect with wind required by fragrance emission; the shaft tube hole 51 of the rotary shaft tube 5 is used for being matched with the main support tube 31, the air guide tube piece 32 and the air outlet tube piece 33 to form an independent fragrance channel, so that the vehicle-mounted fragrance machine only provides one fragrance at the same time, and the rotary shaft tube 5 is used for being matched with the main support tube 31, the air guide tube piece 32, the air outlet tube piece 33 and the fragrance outlet hole 111 of the plug-in port 11 to form a fragrance air channel system; when a user needs to switch different fragrances, the main plate 41 can control the driving motor 43 to drive the rotary shaft tube 5 to rotate through the output shaft, so that the shaft tube holes 51 of the rotary shaft tube 5 are communicated with different air guide tube pieces 32 and different perfume bottles 81 to be in different fragrance channels; according to the application, the main plate 41 is combined with the driving motor 43 to control the rotary shaft tube 5 so as to switch different fragrance channels, and only one fragrance channel is formed after the rotary shaft tube 5 is rotated, so that the situation of fragrance mixing of the vehicle-mounted fragrance machine is reduced; further, the sealing ring 54 of the rotary shaft tube 5 is in sealing connection when all the fragrance channels are closed, and the fragrance outlet 111 of the plug-in port 11 is in sealing connection with the fragrance outlet of the fragrance bottle 81, so that the effect of preventing fragrance leakage is realized; thereby providing a fragrance air duct structure which is convenient for switching fragrance, effectively preventing fragrance from being mixed and preventing fragrance from leaking.

The above embodiments are not intended to limit the scope of the present application, so: all equivalent changes in structure, shape and principle of the application should be covered in the scope of protection of the application.

Claims

1. The fragrance air duct system for the vehicle-mounted fragrance machine is characterized by comprising a mounting shell (1), a fan (2) and an air duct system component (3), wherein the mounting shell (1) is provided with a plurality of plug-in ports (11) for plugging fragrance bottles (81); the plug-in port (11) is provided with a fragrance outlet (111); the air duct system assembly (3) comprises a main support pipe (31), an air guide pipe piece (32) and an air outlet pipe piece (33); the fan (2) is arranged at one end of the main support pipe (31); the main support pipe (31) is communicated with the air guide pipe piece (32), the air guide pipe piece (32) is communicated with the air outlet pipe piece (33), and the main support pipe (31), the air guide pipe piece (32), the air outlet pipe piece (33) and the plurality of plug ports (11) are communicated to form a plurality of fragrance outlet channels; a rotary shaft tube (5) for switching the fragrance channel is arranged in the main support tube (31); the fragrance air duct system further comprises a driving control assembly (4) for driving the rotary shaft tube (5) to rotate, and the rotary shaft tube (5) is provided with a shaft hole (51); the shaft tube hole (51), the air guide pipe fitting (32) and the air outlet pipe fitting (33) form an independent fragrance channel.

2. The scent duct system for a vehicle-mounted scent machine according to claim 1, wherein the drive control assembly (4) includes a main plate member (41), a sensing disc (42), and a driving member for driving the sensing disc (42) to rotate; the main board piece (41) is electrically connected with the fan (2), the main board piece (41) is connected with a power supply interface (44) for connecting an external power supply, the power supply interface (44) is embedded in the mounting shell (1), the main board piece (41) is arranged at the top of the induction disc (42), and the induction disc (42) is arranged at the top of the main support tube (31); the induction disc (42) is provided with an inner circle (421); the rotary shaft tube (5) is provided with a connecting branch tube (52), and the connecting branch tube (52) is clamped on the side wall of the inner circle (421) of the induction disc (42).

3. The fragrance air duct system for the vehicle-mounted fragrance machine according to claim 2, wherein a plurality of groups of ventilation openings (311) are formed in the side wall of the main support pipe (31), the air guide pipe piece (32) comprises a plurality of air guide pipes (321), the plurality of groups of ventilation openings (311) are communicated with the plurality of air guide pipes (321) in a one-to-one correspondence manner, one end of each air guide pipe (321) is communicated with the corresponding plug-in port (11), and the other end of each air guide pipe (321) is communicated with the corresponding ventilation opening (311).

4. A fragrance air duct system for a vehicle-mounted fragrance machine according to claim 3, wherein each group of the ventilation openings (311) is two ventilation openings (311) arranged at intervals, each air guide pipe (321) comprises two air guide branch pipes (3211), each shaft pipe hole (51) comprises a shaft pipe air inlet hole (511) and a shaft pipe air outlet hole (512), and a partition plate (55) for separating the shaft pipe air outlet hole (512) from the shaft pipe air inlet hole (511) is arranged in the rotary shaft pipe (5); the shaft tube air inlet hole (511) and the shaft tube air outlet hole (512) are communicated with the fragrance outlet hole (111); the shaft tube air inlet hole (511) is located at one side of the rotary shaft tube (5) close to the fan (2), and the shaft tube air outlet hole (512) is located at one side of the rotary shaft tube (5) close to the induction disc (42).

5. A fragrance air duct system for a vehicle-mounted fragrance machine according to claim 3, characterized in that one end of the air duct (321) close to the plug-in port (11) is provided with a connecting lug (34), the side wall of the plug-in port (11) is provided with a connecting sheet (112), and the connecting lug (34) is in threaded connection with the connecting sheet (112).

6. The fragrance air duct system for a vehicle-mounted fragrance machine according to claim 2, characterized in that the fan (2) is provided with a fan air inlet (21) and a fan air outlet (22); the fan (2) is abutted against the inner side wall of the installation shell (1), and one end, far away from the induction disc (42), of the main support tube (31) is clamped on the side wall of the fan air inlet (21); the mounting shell (1) is provided with an air outlet communicated with the fan air outlet (22), and the air outlet is communicated with an air inlet of the air outlet pipe fitting (33).

7. The fragrance air duct system for a vehicle-mounted fragrance machine according to claim 2, wherein the air outlet pipe (33) comprises a switching pipe (331), an air outlet pipe (332) and an air pipe buckle (333), the switching pipe (331) is communicated with the mounting shell (1), one end of the air outlet pipe (332) is connected with the switching pipe (331), and the other end of the air outlet pipe (332) is connected with the air pipe buckle (333); the air pipe buckle (333) is provided with a closed air valve electrically connected with the main board piece (41).

8. The scent duct system for a vehicle-mounted scent machine according to claim 7, wherein the air outlet duct (332) is provided to be folded; the switching pipe (331) fixed cover is equipped with switching lug (334), switching lug (334) pass through screw threaded connection in install shell (1).

9. The fragrance air duct system for the vehicle-mounted fragrance machine according to claim 2, wherein a reinforcing rib sheet (312) is arranged on one side of the main support tube (31) close to the induction plate (42), a positioning groove (313) is arranged on the reinforcing rib sheet (312), a positioning column (14) is arranged on the mounting shell (1), and the positioning column (14) is inserted into the groove wall of the positioning groove (313).

10. The fragrance air duct system for the vehicle-mounted fragrance machine according to claim 2, characterized in that the outer side wall of the rotary shaft tube (5) is provided with a limiting lug (53), and the limiting lug (53) is abutted against the top side of the main support tube (31); the pipe wall of the rotary shaft pipe (5) is sleeved with a sealing ring (54).