CN219693384U - Fume exhauster - Google Patents

Abstract

The utility model relates to a range hood, comprising: the smoke collecting hood is provided with a smoke collecting cavity and an air inlet for external smoke to enter the smoke collecting cavity; the fan system is in fluid communication with the smoke collecting cavity of the smoke collecting cover; the first port of the air duct is connected with the smoke collecting cavity of the smoke collecting cover, and the second port of the air duct is connected with the air inlet port of the fan system; the air conditioner further comprises a storage cabinet, the inner space of the storage cabinet is communicated with the air duct, and an auxiliary air inlet for external air flow to enter the inner space of the storage cabinet is further formed in the storage cabinet. Because the inner space of the locker is communicated with the air duct, the fan system of the range hood can be utilized to air-dry articles in the locker, for example, the daily ventilation function (or the normal smoke suction and discharge function) of the range hood can be utilized to realize the secondary utilization of air flow, and the flowing air flow is used for drying tableware in the storage box.

Description

Fume exhauster

Technical Field

The utility model relates to the technical field of kitchen appliances, in particular to a range hood.

Background

A range hood is a kitchen appliance that purifies the kitchen environment. Generally, a range hood comprises a top suction type range hood and a side suction type range hood, and the top suction type range hood has more and more wide application due to the advantages of neatness, light weight, small occupied space and the like. The top suction type range hood generally comprises a fume collecting hood and a fan shell positioned on the fume collecting hood, wherein a volute, an impeller and a motor for driving the impeller are arranged in the fan shell. However, the fan part of the existing range hood is relatively large in size, occupies a large space in a kitchen, is arranged right above a gas stove, and is inconvenient for users to bump and throw a pan when cooking. In addition, the fan part of the range hood is very close to the user, the working noise of the range hood is relatively large, and the cooking environment and the life quality of the user are negatively affected.

In order to reduce noise, there is a ceiling fan system installed in a ceiling, whereby the fan system is located far from the human ear as a noise source, and a cabinet space is saved, so that the range hood of this type is becoming popular. For example, chinese patent application No. CN202222214855.7 (issued to the public No. CN 218295886U) discloses a range hood, which includes an air intake assembly, a fan frame for setting a fan system, and a connection hose for connecting the air intake assembly and the fan frame, the air intake assembly includes a fume collecting hood and a box extending upward from the top of the fume collecting hood, the box is hollow with openings at the upper and lower ends, and the lower end of the connection hose is connected with the box, thereby facilitating installation through a sectional structure. The fan frame is used for setting up in the furred ceiling, and the size in the box fore-and-aft direction is less than the collection petticoat pipe and arranges in the position that is close to collection petticoat pipe rear side, the top of collection petticoat pipe is located the front side of box and has arranged the thing cabinet.

The range hood in the above patent application has a certain defect, and the storage cabinet arranged on the box body (namely, a part of the air duct) can utilize the space for storing objects, but generally has only a storage function, and if objects such as tableware, food and the like are placed in the hanging cabinet for a long time, the objects are easy to be polluted by bacteria, especially because of the special use environment of the kitchen space, the objects are easier to be damped, and the kitchen cabinet is easy to get moldy for a long time, so that the objects are not easy to store.

Disclosure of Invention

The utility model aims to solve the technical problem of the prior art, and provides a range hood which is reasonable in storage space design and can dry objects in the storage space.

The technical scheme adopted for solving the technical problems is as follows: a range hood, comprising:

the smoke collecting hood is provided with a smoke collecting cavity and an air inlet for external smoke to enter the smoke collecting cavity;

the air duct is communicated with the smoke collecting cavity of the smoke collecting cover;

the air conditioner further comprises a storage cabinet, the inner space of the storage cabinet is communicated with the air duct, and an auxiliary air inlet for external air flow to enter the inner space of the storage cabinet is further formed in the storage cabinet.

In order to shield the air duct and improve the aesthetic property and in order to bring convenience to a user for taking articles, the storage cabinet is arranged above the fume collecting hood and is arranged on the front side of the air duct.

Generally, the air duct can select a vertically extending air duct structure, a locally bent air duct structure and the like according to an actual installation environment, but in order to set a storage cabinet on the front side of the air duct, the air duct is provided with a vertical air duct part which is connected with the fume collecting hood and vertically extends, and the storage cabinet is positioned on the front side of the vertical air duct part.

In order to reserve space for the locker as far as possible, simultaneously avoid too protruding forward after the locker is installed and cause the space oppression sense of user, the wind channel extends along vertical direction on the whole, and the cross section of this wind channel is the rectangle, and its size in the left and right directions is greater than the size in the fore-and-aft direction to make the whole of this wind channel be the platykurtic.

In order to ensure the overall aesthetic property, the cross section of the storage cabinet is also rectangular, and the dimension of the storage cabinet in the left-right direction is basically consistent with the dimension of the air duct in the left-right direction. It is contemplated that the dimension of the locker in the left-right direction may be greater than the dimension of the air duct in the left-right direction, e.g., the left and right sides of the locker may extend rearward to surround the left and right sides of the air duct.

In order to enable the storage cabinet to have more functions besides an air drying function, such as cutting off the communication state with the air channel to be used as an independent disinfection cabinet, smoke or smell in the air channel is prevented from entering the storage cabinet, and a valve component capable of controlling on-off of air flow is further arranged on a flow path between the storage cabinet and the air channel.

In order to simplify the structure of the valve assembly, the storage cabinet is attached to the front side wall of the air duct, a first ventilation opening communicated with the inner space of the storage cabinet is further formed in the rear side wall of the storage cabinet, a second ventilation opening is formed in the front side wall of the air duct in a region opposite to the first ventilation opening, and the valve assembly comprises a wind shield arranged at the first ventilation opening of the storage cabinet and a first driving mechanism connected with the wind shield and capable of driving the wind shield to open or close the first ventilation opening.

As an improvement, the wind shield is connected to the first ventilation opening of the storage cabinet in a manner of rotating by taking a straight line extending along the left-right direction as a rotating axis, and the first driving mechanism comprises a motor, and an output shaft of the motor is connected with the wind shield.

In order to reduce the influence of the opening state of the wind shield on the smoothness of airflow in the air channel, the rotation axis of the wind shield is positioned at the bottom edge of the wind shield and gradually inclines towards the air channel from bottom to top in the state of opening the first ventilation opening.

In order to facilitate the installation of the valve assembly, the circumferential edge of the first ventilation opening of the storage cabinet is provided with an annular installation edge which penetrates through the second ventilation opening of the air duct and extends towards the storage cabinet, and the wind shield is rotatably connected to two side walls of the annular installation edge, which are opposite in the left-right direction.

In order to enable the rotation process of the wind shield to be more stable and labor-saving, the left side and the right side of the wind shield are provided with limiting rods which extend outwards at the positions adjacent to the top edges of the wind shield, and the left side and the right side of the annular mounting edge are provided with limiting sliding grooves which extend forwards and backwards and are used for enabling the two limiting rods of the wind shield to slide and limit respectively.

In order to ensure the smoothness of the airflow in the air duct, a part of the area of the inner wall surface of the air duct, which is positioned below the second air vent, is provided with an air guiding surface which is inclined from bottom to top to back.

In order to enable the range hood to be automatically switched to various working modes, a smoke baffle plate which can be driven by a second driving mechanism to open or close the air inlet is further arranged at the air inlet of the fume collecting hood, and the first driving mechanism and the second driving mechanism are electrically connected with a control system of the range hood, so that the range hood has at least one of the following working states:

in a first working state, the wind shield opens the first ventilation opening, and the smoke baffle opens the air inlet;

in a second working state, the wind shield opens the first ventilation opening, and the smoke baffle closes the air inlet;

under a third working state, the wind shield closes the first ventilation opening, and the smoke baffle opens the air inlet.

In order to purify the air entering the storage cabinet, a filter assembly for filtering the air flow passing through the auxiliary air inlet is arranged at the auxiliary air inlet of the storage cabinet.

As an improvement, the filter assembly is a HEPA filter screen covering the auxiliary air inlet.

In order to ensure the uniformity of the air drying of the articles in the storage cabinet, the left and right side walls of the storage cabinet are provided with the auxiliary air inlets.

In order to disinfect the articles in the storage cabinet, an ultraviolet lamp is also arranged in the storage cabinet.

In order to place more articles and air-dry articles in each interlayer, the locker is provided with at least two interlayers which are sequentially arranged in the up-down direction, a layer rack for placing the articles is arranged between the two adjacent interlayers, and vent holes are arranged on the layer rack.

Preferably, the uppermost interlayer of the storage cabinet is communicated with the air duct.

In order to facilitate users to take the articles in each interlayer, the storage cabinet comprises a cabinet body with an open front part and at least two door plates which can be arranged at the open front part of the cabinet body in an up-and-down sliding way.

As an improvement, the smoke collecting hood also comprises a fan system, wherein an air inlet port of the fan system is in fluid communication with the smoke collecting cavity of the smoke collecting hood through the air duct.

In order to ensure the attractive appearance and noise reduction, the fan system and at least part of the air duct are arranged in the cabinet. It is contemplated that the fan system may be disposed solely within the suspended ceiling of the kitchen or directly on the exterior wall of the kitchen.

Compared with the prior art, the utility model has the advantages that: because the inner space of the locker is communicated with the air duct, the fan system of the range hood can be utilized to air-dry articles in the locker, for example, the daily ventilation function (or the normal smoke suction and discharge function) of the range hood can be utilized to realize the secondary utilization of air flow, and the flowing air flow is used for drying tableware in the storage box.

Drawings

Fig. 1 is a schematic perspective view of a range hood according to an embodiment of the present utility model;

fig. 2 is a vertical sectional perspective view of the range hood according to the embodiment of the present utility model, which is cut in the front-rear direction;

fig. 3 is a vertical sectional view of the range hood according to the embodiment of the present utility model taken along the front-rear direction (the air inlet is in a closed state and the air shield is in an open state);

fig. 4 is a vertical sectional view of the range hood according to the embodiment of the present utility model taken along the front-rear direction (the air inlet is in an opened state, and the wind deflector is in an opened state);

fig. 5 is a vertical sectional view of the range hood according to the embodiment of the present utility model taken along the front-rear direction (the air inlet is in an open state and the air shield is in a closed state);

fig. 6 is a schematic perspective view of a fan system, an air duct, and a cabinet of the range hood according to an embodiment of the present utility model;

fig. 7 is a schematic perspective view of the cabinet door of the cabinet shown in fig. 6;

FIG. 8 is a schematic perspective view of the rear portion of a locker according to an embodiment of the present utility model;

FIG. 9 is a vertical cross-sectional perspective view of a locker of an embodiment of the utility model taken in a front-to-rear direction.

Detailed Description

The utility model is described in further detail below with reference to the embodiments of the drawings.

In the description and claims of the present utility model, terms indicating directions, such as "front", "rear", "upper", "lower", "left", "right", "side", "top", "bottom", etc., are used to describe various example structural parts and elements of the present utility model, but these terms are used herein for convenience of description only and are determined based on the example orientations shown in the drawings. Because the disclosed embodiments of the utility model may be arranged in a variety of orientations, the directional terminology is used for purposes of illustration and is in no way limiting, such as "upper" and "lower" are not necessarily limited to being in a direction opposite or coincident with the direction of gravity.

Referring to fig. 1-9, a range hood includes a fan system 10, an air duct 20, a hood 30, and a locker 40. The air inlet port of the fan system 10 is connected with the air outlet at the top of the fume collecting hood 30 through an air duct 20. The fan system 10 may be disposed in a suspended ceiling of a kitchen or may be hidden (with the air duct 20) in a cabinet 60 above a cooking bench, see in detail fig. 6 and 7, wherein the fan system 10, the air duct 20 and the cabinet 40 are shown in fig. 7 for convenience, and a cabinet door 61 of the cabinet 60 is omitted.

Referring to FIG. 2, the fan system 10 generally includes a housing and a centrifugal fan disposed within the housing. The centrifugal fan of this embodiment is arranged horizontally, that is, the axis of the impeller of the centrifugal fan extends vertically, and the air inlet 31 of the volute of the centrifugal fan faces downwards.

The fume collecting hood 30 of the present embodiment has a fume collecting cavity 300 extending vertically, and the left-right dimension, the up-down dimension of the fume collecting hood 30 is larger than the dimension of the fume collecting hood in the front-back direction, namely, the thin fume collecting hood with relatively small front-back depth. The bottom of the front side wall of the fume collecting hood 30 is provided with an air inlet 31 which extends left and right, a fume baffle 32 is arranged at the air inlet 31 of the fume collecting hood 30, and the fume baffle 32 can deflect upwards to open the air inlet 31 and deflect downwards to close the air inlet 31 under the drive of a second driving mechanism. The second driving mechanism may adopt various movement mechanisms capable of driving the smoke barrier 32 to deflect in the prior art, which is not described herein.

Because the blower system 10 is disposed at a relatively high location (e.g., in a suspended ceiling or in a cabinet 60), and the height of the hood 30 is generally similar to the head of a user, the duct 20 of this embodiment is relatively long and narrow, and preferably extends vertically (where vertical extends may refer to a vertical direction perpendicular to the horizontal plane or may be slightly inclined with respect to the vertical plane) as a whole. Specifically, the first port of the air duct 20 is connected to the fume collection chamber 300 of the fume collection hood 30 and the second port is connected to the air intake port of the fan system 10. In order to reserve space for installing the storage cabinet 40 in the front of the air duct 20 as much as possible, and to avoid the space pressing feeling of the user caused by too protruding forward after installing the storage cabinet 40, the cross section of the air duct 20 in this embodiment is rectangular, and the dimension of the air duct 20 in the left-right direction is larger than the dimension in the front-rear direction, so that the whole air duct 20 is flat.

With continued reference to FIG. 2, the locker 40 is positioned above the hood 30 and on the front side of the duct 20. Generally, the air duct 20 may select a vertically extending air duct 20 structure, a locally bent air duct 20 structure, etc. according to the actual installation environment, but in order to provide the storage cabinet 40 on the front side of the air duct 20, the air duct 20 has a vertical air duct portion connected to the fume collecting hood 30 and extending vertically, and the storage cabinet 40 is located on the front side of the vertical air duct portion. In this embodiment, since the entire air duct 20 is vertically extended and is located in the cabinet 60 (the vertical length is relatively short), the vertical length of the cabinet 40 of this embodiment may be substantially identical to the vertical length of the air duct 20, so as to facilitate storing more articles. Further, in order to enhance the aesthetic appearance and facilitate installation into the cabinet 60 together with the duct 20, the dimension of the locker 40 of the present embodiment in the left-right direction is substantially identical to the dimension of the duct 20 in the left-right direction.

The internal space of the locker 40 is in communication with the air duct 20, and specifically, the locker 40 is attached to the front sidewall of the air duct 20. The rear side wall of the locker 40 is further provided with a first vent 432 communicating with the inner space thereof, and correspondingly, the front side wall of the air duct 20 is provided with a second vent 21 in a region opposite to the first vent 432. Wherein the peripheral edge of the first vent 432 of the locker 40 has an annular mounting edge 433 extending through the second vent 21 of the air duct 20 toward the inside of the locker 40. When the storage cabinet 40 is installed, the annular installation edge 433 of the storage cabinet 40 is embedded in the first ventilation opening 432 of the air duct 20, so that the installation stability of the storage cabinet 40 is ensured. After the cabinet 40 is installed in place on the air duct 20, the air duct 20 communicates with the interior space of the cabinet 40, as shown in detail in fig. 8 and 9.

A valve assembly for controlling the on-off of the air flow between the cabinet 40 and the air duct 20 is further provided at the first vent 432 (i.e., at the annular mounting edge 433) of the cabinet 40, and includes a first driving mechanism 51 and a wind deflector 52 provided at the first vent 432 of the cabinet 40. The left and right sides of the wind deflector 52 are rotatably connected to the opposite side walls of the annular mounting rim 433 in the left and right directions adjacent to the bottom edge thereof by outwardly extending rotary shafts. The first driving mechanism 51 preferably adopts a motor, the motor is arranged on the back of the storage cabinet 40, and the output shaft of the motor is connected with the pin shaft of the smoke baffle 32, so that the wind shield 52 can be driven to open or close the first ventilation opening 432. The left and right sides of the wind deflector 52 are provided with outwardly extending limit bars 521 adjacent to the top edges thereof, and the two opposite left and right side walls of the annular mounting edge 433 are provided with limit sliding grooves 434 extending forwards and backwards for respectively sliding and limiting the two limit bars 521 of the wind deflector 52, wherein the limit sliding grooves 434 are arc grooves which are basically consistent with the moving track of the limit bars, and the two limit sliding grooves 434 can form upward support for the two limit bars of the wind deflector 52, so that the rotation process of the wind deflector 52 is smoother and more labor-saving.

The inner wall surface of the air duct 20 in this embodiment has a bottom-up inclined air guiding surface 22 on a part of the air duct 20 below the second air opening 21, and specifically, the inclined air guiding surface 22 may be formed by the wall thickness of the air duct 20 itself, or may be formed by an air guiding block 220 added on the inner wall of the air duct 20, as shown in fig. 2.

The locker 40 includes a cabinet body 41 and a door panel 42 provided at an opening of a front side of the cabinet body 41. The cabinet body 41 of the cabinet 40 has at least two partitions 46 disposed in sequence in the up-down direction, and the cabinet 40 in this embodiment shows the two partitions 46. A shelf 47 for placing articles is provided between the two compartments 46, and a vent 470 is provided on the shelf 47. Corresponding to the two partition layers 46, the door panels 42 are two, and the two door panels 42 are disposed at the front opening of the cabinet body 41 in a manner that both the door panels 42 can slide up and down, specifically, the two door panels 42 can be spaced a certain distance in the front-rear direction, so that the two door panels 42 are staggered and can both move up to the highest or lowest position of the front opening of the cabinet body 41. After the door body moves up to the high position, the door body can be kept in the high position state by limiting a horizontally ejected snap (not shown) with a bayonet 420 correspondingly arranged in a sliding rail of the cabinet body 41.

Auxiliary air inlets 431 for external air to enter the internal space of the storage cabinet 40 are also formed on the left and right side walls of the cabinet body 41 of the storage cabinet 40. The auxiliary air inlet 431 is specifically a grid hole formed on a side wall of the cabinet body 41. Specifically, the auxiliary air inlet 431 is correspondingly communicated with the space of the interlayer 46 at the lower part of the locker 40, and the first air vent 432 on the locker body is correspondingly communicated with the interlayer 46 at the upper part of the locker 40, so that after the suction force of the fan system 10 is reduced, the external air flow enters from the auxiliary air inlet 431, and the objects in each interlayer 46 can be air-dried.

The auxiliary air inlet 431 of the storage cabinet 40 is further provided with a filter assembly 44 for filtering the air flow passing through the auxiliary air inlet 431. The filter assembly 44 may employ a HEPA filter screen covering the auxiliary air intake 431 to thereby clean the air entering the cabinet 40. The top of the locker 40 is also provided with an ultraviolet lamp 45 for sterilizing the articles in the locker 40.

The range hood of the embodiment can be automatically switched to various working modes. Specifically, the first driving mechanism 51 for controlling the deflection movement of the wind deflector 52 and the second driving mechanism for controlling the deflection movement of the smoke deflector 32 are electrically connected to a control system of the range hood, so that the range hood has at least one of the following operating states, wherein in the first operating state, the wind deflector 52 opens the first ventilation opening 432, the smoke deflector 32 opens the air inlet 31, and in this state, the range hood performs both the normal smoke sucking and exhausting function and the air drying function of the locker 40. In the second operating state, the wind deflector 52 opens the first ventilation opening 432, the smoke deflector 32 closes the air inlet 31, and in this state, the range hood does not perform the smoke sucking and exhausting operation, and the ventilation function is performed, and the drying of the articles in the cabinet 40 is realized while the ventilation operation is performed. In the third working state, the wind shield 52 closes the first ventilation opening 432, the smoke shield 32 opens the air inlet 31, in this state, the range hood performs normal smoke sucking and discharging work, the locker 40 is in a closed state, and the ultraviolet lamp 45 in the locker 40 can be independently opened, so that disinfection and sterilization of articles in the locker 40 are realized.

The term "fluid communication" as used herein refers to a spatial positional relationship between two components or parts (hereinafter collectively referred to as a first part and a second part, respectively), that is, a fluid (gas, liquid, or a mixture of both) can flow along a flow path from the first part to the second part or/and be transported to the second part, or the first part and the second part may be directly communicated with each other, or the first part and the second part may be indirectly communicated with each other through at least one third party, and the third party may be a fluid channel such as a pipe, a channel, a conduit, a flow guiding member, a hole, a groove, or the like, or a chamber allowing the fluid to flow through, or a combination thereof.

Claims (22)

1. A range hood, comprising:

a smoke collecting cover (30) which is provided with a smoke collecting cavity (300) and an air inlet (31) for external smoke to enter the smoke collecting cavity (300);

the air duct (20) is connected with the smoke collecting cavity (300) of the smoke collecting cover (30);

the method is characterized in that: the air conditioner further comprises a storage cabinet (40) with an inner space communicated with the air duct (20), and an auxiliary air inlet (431) for external air flow to enter the inner space of the storage cabinet (40) is further formed in the storage cabinet (40).

2. The range hood of claim 1, wherein: the storage cabinet (40) is arranged above the fume collecting hood (30) and is arranged on the front side of the air duct (20).

3. The range hood of claim 2, wherein: the air duct (20) is provided with a vertical air duct part which is connected with the fume collecting hood (30) and extends vertically, and the storage cabinet (40) is positioned at the front side of the vertical air duct part.

4. The range hood of claim 2, wherein: the air duct (20) extends in the vertical direction as a whole, the cross section of the air duct (20) is rectangular, and the dimension of the air duct in the left-right direction is larger than the dimension of the air duct in the front-rear direction, so that the whole air duct (20) is flat.

5. The range hood of claim 4, wherein: the cross section of the storage cabinet (40) is also rectangular, and the dimension of the storage cabinet (40) in the left-right direction is basically consistent with the dimension of the air duct (20) in the left-right direction.

6. The range hood according to any one of claims 1 to 5, wherein: and a valve component capable of controlling on-off of air flow is further arranged on a flow path between the storage cabinet (40) and the air duct (20).

7. The range hood of claim 6, wherein: the utility model discloses a novel air conditioner, including air channel (20) and air conditioner, including air conditioner (40), air conditioner (40) are pasted and are established on the preceding lateral wall of air channel (20), still be equipped with on the back lateral wall of air conditioner (40) rather than the first vent (432) that the inner space is linked together, second vent (21) have been seted up in the region that is opposite with first vent (432) on the preceding lateral wall of air channel (20), valve assembly is including setting up deep bead (52) of first vent (432) department of air conditioner (40) and link to each other and can drive this deep bead (52) open or close first actuating mechanism (51) of first vent (432).

8. The range hood of claim 7, wherein: the wind deflector (52) is connected to the first ventilation opening (432) of the storage cabinet (40) in a manner of rotating by taking a straight line extending along the left-right direction as a rotation axis, and the first driving mechanism (51) comprises a motor, and an output shaft of the motor is connected with the wind deflector (52).

9. The range hood of claim 8, wherein: the rotational axis of the wind deflector (52) is located at the bottom edge of the wind deflector (52) and gradually inclines from bottom to top into the air duct (20) in a state that the first ventilation opening (432) is opened.

10. The range hood of claim 8, wherein: the circumferential edge of the first ventilation opening (432) of the storage cabinet (40) is provided with an annular mounting edge (433) which penetrates through the second ventilation opening (21) of the air duct (20) and extends towards the inside of the storage cabinet (40), and the wind shield (52) is rotatably connected to two side walls of the annular mounting edge (433) opposite to each other in the left-right direction.

11. The range hood of claim 10, wherein: the left side and the right side of the wind shield (52) are provided with limiting rods (521) which extend outwards near the top edge of the wind shield, and the two side walls which are opposite left and right on the annular mounting edge (433) are provided with limiting sliding grooves (434) which extend forwards and backwards and are used for respectively sliding and limiting the two limiting rods (521) of the wind shield (52).

12. The range hood of claim 9, wherein: the partial area of the inner wall surface of the air duct (20) positioned below the second air vent (21) is provided with an air guide surface (22) which is inclined from bottom to top to back.

13. The range hood of claim 7, wherein: the smoke baffle plate (32) capable of being driven by the second driving mechanism to open or close the air inlet (31) is further arranged at the air inlet (31) of the smoke collecting hood (30), and the first driving mechanism (51) and the second driving mechanism are electrically connected with a control system of the range hood, so that the range hood has at least one of the following working states:

in a first working state, the wind shield (52) opens the first ventilation opening (432), and the smoke baffle (32) opens the air inlet (31);

in a second working state, the wind shield (52) opens the first ventilation opening (432), and the smoke baffle (32) closes the air inlet (31);

in a third operating state, the wind deflector (52) closes the first ventilation opening (432), and the smoke deflector (32) opens the air inlet (31).

14. The range hood according to any one of claims 1 to 5, wherein: a filter assembly (44) for filtering the air flow passing through the auxiliary air inlet (431) is arranged at the auxiliary air inlet (431) of the storage cabinet (40).

15. The range hood of claim 14, wherein: the filter assembly (44) is a HEPA screen covering the auxiliary air intake (431).

16. The range hood of claim 14, wherein: the left side wall and the right side wall of the storage cabinet (40) are respectively provided with the auxiliary air inlets (431).

17. The range hood according to any one of claims 1 to 5, wherein: an ultraviolet lamp (45) is also arranged in the storage cabinet (40).

18. The range hood according to any one of claims 1 to 5, wherein: the storage cabinet (40) is provided with at least two interlayer (46) which are sequentially arranged in the up-down direction, a layer frame (47) for placing articles is arranged between the two adjacent interlayer (46), and vent holes (470) are arranged on the layer frame (47).

19. The range hood of claim 18, wherein: the uppermost interlayer (46) of the storage cabinet (40) is communicated with the air duct (20).

20. The range hood of claim 18, wherein: the storage cabinet (40) comprises a cabinet body (41) with an open front part, and at least two door plates (42) which are arranged at the open front part of the cabinet body (41) in an up-and-down sliding way.

21. The range hood according to any one of claims 1 to 5, wherein: the smoke collection hood also comprises a fan system (10), wherein an air inlet port of the fan system (10) is in fluid communication with a smoke collection cavity (300) of the smoke collection hood (30) through the air duct (20).

22. The range hood of claim 21 wherein: at least part of the fan system (10) and the air duct (20) are arranged in the cabinet (60).