CN217154295U - Fume exhaust fan - Google Patents

Abstract

The utility model provides a range hood, include: a housing; the cover body is connected with the shell, the cover body and the shell enclose a fresh air channel, the cover body is provided with an air inlet and an air outlet, the air inlet is used for being communicated with the outside, and the air outlet is used for being communicated with the inside; the driving part is arranged in the fresh air channel and used for driving air to flow. The utility model provides a range hood, through setting up the cover body on the casing, thereby can make the cover body and the surface of casing enclose into new trend passageway, realize the exchange between outdoor fresh air and the indoor dirty air, it is the indoor air quality to improve, and, can be according to user's demand, arrange the cover body in the different of casing on the surface, thereby make the cover body can enclose into new trend passageway with the different surfaces of casing, the flexibility that lampblack absorber new trend passageway set up the position has been improved, and then make the range hood can adapt to different installation environment, the commonality of range hood has been improved.

Description

Fume exhaustor

Technical Field

The utility model relates to a kitchen appliance technical field particularly, relates to a lampblack absorber.

Background

In the correlation technique, the range hood with the fresh air function has the advantages of large volume, high requirement on the installation environment and poor universality.

SUMMERY OF THE UTILITY MODEL

The present invention aims at least solving one of the technical problems existing in the prior art or the related art.

Therefore, the utility model provides a range hood.

In view of this, the utility model provides a range hood, include: a housing; the cover body is connected with the shell, the cover body and the shell enclose a fresh air channel, the cover body is provided with an air inlet and an air outlet, the air inlet is used for being communicated with the outside, and the air outlet is used for being communicated with the inside; the driving part is arranged in the fresh air channel and used for driving air to flow.

The utility model provides a range hood, including the casing, be used for placing the relevant part of range hood in the casing, play the guard action to the relevant part in the casing from this moment, avoid relevant part to receive external shock and damage, guarantee the stability of range hood use.

Further, the lampblack absorber still includes the cover body, and the cover body is connected with the casing to make the cover body can enclose into new trend passageway with the surface of casing, this new trend passageway is used for providing the new trend for the indoor at lampblack absorber place, also carry outdoor fresh air to the indoor at lampblack absorber place through new trend passageway, and the exhaust function of cooperation lampblack absorber realizes the exchange between outdoor fresh air and the indoor dirty air, be indoor air quality with the improvement, improve user's use and experience.

Specifically, according to the indoor different structure at lampblack absorber place, the cover body can set up on the different surfaces of casing to make the cover body can enclose into new trend passageway with the different surfaces of casing, also can be according to concrete demand, set up the new trend passageway of lampblack absorber on different positions. For example, the casing of lampblack absorber can be the cuboid, and the cover body can enclose into new trend passageway with the preceding wall or the back wall of casing, also can enclose into new trend passageway with the lateral wall face of the both sides of casing. Further, the cover body also can set up in the inside of casing to make the cover body can enclose into the new trend passageway with the internal face of casing, correspondingly, set up the opening on the lampblack absorber casing, still the opening be used for with the air outlet intercommunication on the cover body, so that the new trend can be carried to the lampblack absorber outside.

Specifically, air intake and air outlet have been seted up on the cover body, wherein, the air intake be used for with outdoor air intercommunication to make in outdoor air can get into fresh air channel through the air intake, correspondingly, the air outlet be used for with indoor intercommunication, thereby make fresh air that gets into in the fresh air channel can get into the indoor at lampblack absorber place through the air outlet, realize the new trend function of lampblack absorber.

Further, the lampblack absorber still includes the drive division, and the drive division sets up in new trend passageway to can drive the air through the drive division, get into new trend passageway through the air intake on the cover body with the outdoor air of drive, and export to the indoor at lampblack absorber place through the air outlet on the cover body.

Specifically, the drive portion can include the fan, and the entry end of fan is relative with the air intake on the cover body, and the exit end is relative with the air-out end on the cover body, and when the flabellum of fan rotated, can realize the drive of air current.

The utility model provides a lampblack absorber sets up on the casing through covering the body to can be so that the cover body encloses into new trend passageway with the surface of casing, and then pass through new trend passageway with outdoor fresh air and carry to the indoor at lampblack absorber place, and the exhaust function of cooperation lampblack absorber realizes the exchange between outdoor fresh air and the indoor dirty air, is the indoor air quality with the improvement, improves user's use and experiences. And, can be according to user's demand, arrange the cover body in the casing on the different surfaces to make the cover body can enclose into new trend passageway with the different surfaces of casing, improved the flexibility that lampblack absorber new trend passageway set up the position, and then make the lampblack absorber can adapt to different installation environment, improved the commonality of lampblack absorber.

Additionally, according to the utility model provides an among the above-mentioned technical scheme lampblack absorber can also have following additional technical characteristics:

in the above technical solution, further, the range hood further includes: the filtering part is arranged in the fresh air channel, and the filtering part covers the air inlet.

In this technical scheme, the lampblack absorber can also include the filter house, and the filter house is used for filtering the air that gets into in the new trend passageway to impurity or bacterium in the filtered air, thereby guarantee to get into the indoor quality of air. Specifically, the filter house can set up in fresh air channel to it is relative with the air intake on the cover body, thereby can directly get into the filter house behind the feasible air admission fresh air channel and filter, guarantee the filter effect of filter house.

Specifically, the number of the filter portions may be plural, and each filter portion may be configured to achieve different filtering effects, for example, one of the filter portions may be configured to filter impurities or dust in the air, another may be configured to filter bacteria or microorganisms in the air, and the other may be configured to filter odorous molecules in the air, so as to improve the quality of the air entering the room.

In any one of the above technical solutions, further, the range hood further includes: the installation part is connected with the cover body and is opposite to the air inlet, and the filtering part is installed on the installation part.

In this technical scheme, the cover internal can also be provided with the installation department, and the installation department is used for the installation of filter house to guarantee the stability of filter house when being located the new trend passageway, avoid the air current to lead to the filter house to take place the displacement and lead to the filter effect to descend through the filter house.

Specifically, the mounting portion may include a mounting box having an opening at one end, and the filter portion may be mounted in the mounting box through the opening, and further, one end of the mounting box is connected to the inner wall of the cover body, and the mounting box is integrally opposite to the air inlet on the cover body. And the surface of the mounting box is of a hollow structure, so that the air flow can smoothly pass through the mounting box and the filtering part in the mounting box.

Alternatively, the mounting part may include a plurality of ribs, which are alternately disposed and connected to each other to form a mounting space for mounting the filter part. Thereby guaranteed the air permeability of installation department, and then guaranteed that the air can pass the installation department smoothly and pass the filter house on the installation department.

In any one of the above technical solutions, further, the range hood further includes: and the air outlet grille is connected with the cover body and covers the air outlet.

In this embodiment, the air outlet department of the cover body can also be provided with the air-out grid, through the setting of air-out grid, can enough guarantee that the air current that the air outlet was exported can pass the air-out grid smoothly and enter into the indoor environment, can also avoid external debris to pass through the air outlet and enter into the new trend passageway in, avoid the new trend passageway to take place to block, also avoided debris to cause the influence to the drive division in the new trend passageway, lead to the drive division to take place to damage.

Correspondingly, in the air intake department of the cover body, also can be provided with air-inlet grille, likewise, through air-inlet grille's setting, can enough guarantee in outdoor air can get into fresh air channel smoothly, can also avoid in debris in the outside air passes through air intake entering fresh air channel effectively, avoid fresh air channel to take place to block, also avoided debris to cause the influence to the drive division in the fresh air channel, lead to the drive division to take place to damage.

In any one of the above technical solutions, further, the air outlet grille includes: the frame body is connected with the cover body; the two ends of the at least one air guide plate are connected with the frame body, and the at least one air guide plate can rotate relative to the frame body.

In this technical scheme, the air-out grid includes the framework, and the framework is used for being connected with the cover body to the realization is fixed in the air outlet department of the cover body with the air-out grid, and is concrete, and the shape of the cover body can be with the shape looks adaptation of the edge profile of air outlet. For example, the shape of the air outlet on the cover body may be rectangular, and correspondingly, the shape of the frame body of the air outlet grille is also rectangular, and each side of the rectangular frame body is connected with the cover body at the rectangular air outlet to fix the frame body.

Furthermore, the air-out grid still includes the aviation baffle, and the aviation baffle is used for leading the air current of air-out grid through flowing through to the flow direction of control air current satisfies the different demands of user to the new trend. Specifically, two ends of the air guide plate can be respectively connected with two opposite side edges of the frame body, and the air guide plate can also rotate relative to the frame body, so that the air outlet angle can be adjusted by adjusting the angle of the air guide plate relative to the frame body. Furthermore, the number of the air deflectors can be multiple, and the air deflectors are distributed at intervals in the edge of the frame body.

Further, one part of the air deflectors in the plurality of air deflectors and the other part of the air deflectors in the plurality of air deflectors can be arranged in a crossed mode, specifically, an included angle between one part of the air deflectors and the other part of the air deflectors can be 90 degrees, so that the air outlet angle can be adjusted in the transverse direction through one part of the air deflectors, and the air outlet angle can be adjusted in the longitudinal direction through the other part of the air deflectors.

Specifically, the included angle between the air deflector and the horizontal plane can be set to be 15 degrees to 45 degrees.

In any one of the above technical solutions, further, the range hood further includes: the volute is arranged in the fresh air channel, the driving portion is arranged in the volute, a first opening and a second opening are formed in the volute, the first opening is opposite to the driving portion, and the second opening is opposite to the air outlet.

In the technical scheme, a volute can be further arranged in the fresh air channel, the driving portion can be arranged in the volute, and when the driving portion operates, air entering the fresh air channel can be firstly sucked into the volute, so that the volume of the air flow channel is reduced, the flowing speed of the air is accelerated, and the air exchange efficiency is improved.

Specifically, the volute is provided with a first opening and a second opening, wherein gas in the fresh air channel enters the volute from the first opening under the driving of the driving part, then flows through the volute and flows out of the second opening of the volute, and further enters the chamber through the air outlet on the cover body.

Accordingly, the driving part is disposed in the scroll casing and opposite to the first opening of the scroll casing, thereby securing a driving effect of the driving part. The second opening of spiral case sets up to be relative with the air outlet on the cover body to guarantee that the air current can pass through the air outlet the very first time, guarantee the efficiency of taking a breath.

In any of the above technical solutions, further, a gap is provided between the side of the volute where the first opening is formed and the cover body.

In this technical scheme, the first opening of spiral case is used for the air admission in the new trend passageway, through set up the one side of seting up first opening on the spiral case to and cover the body between have certain clearance to make the air current in the new trend passageway can get into the first opening of spiral case smoothly through this clearance in, thereby guarantee gaseous smooth flow.

Specifically, the size of the clearance of seting up first open-ended one side on the spiral case and between the cover body is between 5 millimeters to 15 millimeters to can enough guarantee the width in clearance, flow smoothly in order to guarantee gaseous, can also avoid the too big shadow in clearance to lead to the volume increase of lampblack absorber, guarantee the compactedness of lampblack absorber structure.

In any of the above technical solutions, further, the driving portion includes a centrifugal fan.

In this technical scheme, the drive division specifically can be centrifugal fan to the structure of cooperation spiral case, with the drive power that further improves the drive division, improve the efficiency of taking a breath. Specifically, the centrifugal fan is arranged in the volute and opposite to the first opening, the first opening is circular, and when the centrifugal fan operates, gas in the fresh air channel is sucked into the first opening and flows into the volute from fan blades passing through the centrifugal fan.

In any of the above technical solutions, further, in the vertical direction, the air inlet is located above the air outlet.

In any one of the above technical solutions, further, the range hood further includes: and one end of the transmission pipeline is communicated with the air inlet, and the other end of the transmission pipeline is communicated with the outside.

In the technical scheme, the range hood further comprises a transmission pipeline, one end of the transmission pipeline is communicated with the air inlet, the other end of the transmission pipeline is used for being communicated with the outside, and the outdoor air can be transmitted into the fresh air channel through the transmission pipeline.

Furthermore, the air inlet on the cover body is arranged above the air outlet, so that the air outlet is not affected when the transmission pipeline is communicated with the air inlet. Specifically, the air inlet can be arranged at the upper end of the cover body, when the conveying pipeline is connected, the conveying pipeline can extend towards the indoor upper part and then is connected with a preformed hole which is arranged on the ceiling or the upper part of the wall indoors, and therefore the air inlet is communicated with the outdoor space. The transmission pipeline is integrally positioned at the upper part of the room, the space in the middle of the room is not occupied, and the indoor activities of users are not influenced. Correspondingly, the air outlet sets up in the lower extreme of the cover body to make the air outlet can be more close the user. And, set up in the top of air outlet through the air intake with covering on the body, be the trend from top to bottom when can also making the gas in the new trend passageway flow, utilize the gravity of gas itself, improved gaseous flow efficiency.

In any of the above technical solutions, further, the casing is provided with an air outlet for discharging indoor air, and the air outlet is located above the air outlet in the vertical direction.

In this technical scheme, can also be provided with the gas vent on the casing of lampblack absorber, the gas vent is used for indoor oil smoke to pass through to realize the oil extraction cigarette effect of lampblack absorber. Furthermore, in the vertical direction, the air outlet on the cover body is positioned above the exhaust port of the range hood.

It can be understood that, generally, the exhaust port of lampblack absorber sets up in the top of a kitchen range to be close to the top of a kitchen range to can be when culinary art in the quick direct suction exhaust port of the oil smoke that produces, guarantee exhaust effect. On this basis, set up the air outlet of the cover body in the top of gas vent, both can guarantee that the new trend that the air outlet blew off can not get into the gas vent, guarantee indoor fresh air volume. The new trend can also be avoided getting into the gas vent and influencing the discharge effect of lampblack absorber to the oil smoke, the oil extraction cigarette effect of assurance lampblack absorber.

Specifically, the distance between the lowest end of the air outlet on the cover body and the indoor ground can be 1.6-1.8 meters.

In any of the above technical solutions, further, the range hood further includes: and the exhaust channel is communicated with the exhaust port, and the exhaust channel and the fresh air channel are mutually independently arranged.

In this technical scheme, the lampblack absorber can also be provided with exhaust passage, and exhaust passage is used for will getting into the inside oil smoke of lampblack absorber through the gas vent and discharges to outdoor to realize the oil extraction cigarette process of lampblack absorber. Specifically, one end of the exhaust passage is communicated with the exhaust port, and the other end is used for being communicated with the outside.

Further, through setting up exhaust passage and new trend passageway mutually independent to make the oil smoke that is located new trend passageway new trend and is located exhaust passage do not influence each other, both guaranteed the fresh air volume in the new trend passageway, also guaranteed the discharge of fumes of lampblack absorber, and, can also guarantee mutually supporting between new trend passageway and the exhaust passage, realize the ventilation effect of lampblack absorber, improve user experience.

In any of the above technical solutions, further, the cover body covers the outer surface of the housing.

In this technical scheme, locate the surface of lampblack absorber casing through covering the body, thereby make the new trend passageway of lampblack absorber form in the outside of casing, on the one hand, make the new trend passageway not occupy the space in the lampblack absorber casing, avoid the cover body to produce the influence to arranging of the relevant part in the lampblack absorber, guarantee the rationality that the part position in the casing set up, guarantee the smoke exhaust effect of lampblack absorber. On the other hand, will cover the body cover and locate the surface of casing, can guarantee the mutual independence between the exhaust passage in fresh air passageway and the casing, avoid taking place the influence between fresh air passageway and the exhaust passage, and then guarantee the ventilation effect of lampblack absorber, improve user experience.

Additional aspects and advantages of the invention will be set forth in part in the description which follows, or may be learned by practice of the invention.

Drawings

The above and/or additional aspects and advantages of the present invention will become apparent and readily appreciated from the following description of the embodiments, taken in conjunction with the accompanying drawings of which:

fig. 1 shows a schematic structural diagram of a range hood according to an embodiment of the present invention;

FIG. 2 shows a schematic structural diagram of a hood body in the range hood of FIG. 1;

FIG. 3 shows an exploded view of the enclosure of FIG. 2;

FIG. 4 shows a schematic view of the volute of the housing of FIG. 3;

figure 5 shows a schematic view of another angled configuration of the range hood of figure 1.

Wherein, the correspondence between the reference numbers and the part names in fig. 1 to 5 is:

100 lampblack absorber, 102 casing, 104 cover body, 106 air inlet, 108 air outlet, 110 fresh air channel, 112 filter part, 114 installation part, 116 air outlet grille, 118 frame body, 120 air deflector, 122 volute, 124 first opening, 126 second opening, 128 transmission pipeline, 130 exhaust port and 132 drive part.

Detailed Description

In order to make the aforementioned objects, features and advantages of the present invention more clearly understood, the present invention will be described in further detail with reference to the accompanying drawings and detailed description. It should be noted that the embodiments and features of the embodiments of the present application may be combined with each other without conflict.

In the following description, numerous specific details are set forth in order to provide a thorough understanding of the present invention, however, the present invention may be practiced in other ways than those specifically described herein, and therefore the scope of the present invention is not limited by the specific embodiments disclosed below.

A range hood according to some embodiments of the present invention is described below with reference to fig. 1 to 5.

An embodiment of the utility model provides a range hood 100, as shown in fig. 1, fig. 2 and fig. 3, include: the air conditioner comprises a shell 102 and a cover body 104, wherein the cover body 104 is connected with the shell 102, the cover body 104 and the shell 102 enclose a fresh air channel 110, an air inlet 106 and an air outlet 108 are formed in the cover body 104, the air inlet 106 is used for being communicated with the outside, and the air outlet 108 is used for being communicated with the inside; the driving portion 132 is disposed in the fresh air channel 110 and is used for driving the air to flow.

The utility model provides a lampblack absorber 100, including casing 102, be used for placing lampblack absorber 100's relevant parts in casing 102, play the guard action to the relevant parts in casing 102 certainly, avoid relevant parts to receive external force and strike and damage, guarantee the stability of lampblack absorber 100 use.

Further, lampblack absorber 100 still includes the cover body 104, the cover body 104 is connected with casing 102, thereby make the cover body 104 can enclose into new trend passageway 110 with the surface of casing 102, this new trend passageway 110 is used for providing the new trend for the indoor at lampblack absorber 100 place, also carry outdoor fresh air to the indoor at lampblack absorber 100 place through new trend passageway 110, and cooperate the exhaust function of lampblack absorber 100, realize the exchange between outdoor fresh air and the indoor dirty air, it is indoor air quality to improve, user's use experience is improved.

Specifically, according to the indoor different structures at lampblack absorber 100 place, the cover body 104 can set up on the different surfaces of casing 102 to make the cover body 104 can enclose into new trend passageway 110 with the different surfaces of casing 102, also can set up new trend passageway 110 of lampblack absorber 100 on different positions according to specific demand. For example, the housing 102 of the range hood 100 may be a cuboid, and the cover 104 may surround the fresh air channel 110 with the front wall surface or the rear wall surface of the housing 102, or may surround the fresh air channel 110 with the side wall surfaces on both sides of the housing 102. Further, the cover body 104 can also be arranged inside the casing 102, so that the cover body 104 can surround the fresh air channel 110 with the inner wall surface of the casing 102, correspondingly, an opening is arranged on the casing 102 of the range hood 100, and the opening is used for communicating with the air outlet 108 on the cover body 104, so that fresh air can be conveyed to the outside of the range hood 100.

Specifically, an air inlet 106 and an air outlet 108 have been seted up on the cover body 104, wherein, air inlet 106 is used for communicating with the outdoor air to make the outdoor air can get into new trend passageway 110 through air inlet 106 in, correspondingly, air outlet 108 is used for communicating with indoor, thereby make the fresh air that gets into in new trend passageway 110 can get into the room in which lampblack absorber 100 is located through air outlet 108, realize lampblack absorber 100's new trend function.

Further, lampblack absorber 100 still includes drive division 132, and drive division 132 sets up in new trend passageway 110 to can drive the air through drive division 132, get into new trend passageway 110 through air intake 106 on the cover body 104 in order to drive outdoor air, and export to the indoor at lampblack absorber 100 place through air outlet 108 on the cover body 104.

Specifically, the driving portion 132 may include a fan, an inlet end of the fan is opposite to the air inlet 106 on the cover 104, and an outlet end of the fan is opposite to the air outlet end on the cover 104, so that when the fan blade of the fan rotates, the driving of the air flow can be achieved.

The utility model provides a lampblack absorber 100 through setting up the cover body 104 on casing 102 to can be so that the cover body 104 and casing 102's surface surround into new trend passageway 110, and then carry outdoor fresh air to the indoor at lampblack absorber 100 place through new trend passageway 110, and cooperate the exhaust function of lampblack absorber 100, realize the exchange between outdoor fresh air and the indoor dirty air, be the indoor air quality with the improvement, improve user's use and experience. And, can be according to user's demand, arrange the cover body 104 in casing 102 on the different surfaces to make the cover body 104 can enclose into new trend passageway 110 with the different surfaces of casing 102, improved the flexibility that lampblack absorber 100 new trend passageway 110 set up the position, and then make lampblack absorber 100 can adapt to different installation environment, improved lampblack absorber 100's commonality.

In the above embodiment, as shown in fig. 2 and fig. 3, the range hood 100 further includes a filter portion 112, the filter portion 112 is disposed in the fresh air channel 110, and the filter portion 112 covers the air inlet 106.

In this embodiment, the range hood 100 may further include a filter part 112, and the filter part 112 is used for filtering air entering the fresh air channel 110 to filter impurities or bacteria in the air, so as to ensure the quality of the air entering the room. Specifically, the filter portion 112 may be disposed in the fresh air channel 110 and opposite to the air inlet 106 of the cover 104, so that the air can directly enter the filter portion 112 to be filtered after entering the fresh air channel 110, thereby ensuring the filtering effect of the filter portion 112.

Specifically, the number of the filter portions 112 may be plural, and each of the filter portions 112 may be configured to achieve different filtering effects, for example, one of the filter portions 112 may be configured to filter impurities or dust in the air, another may be configured to filter bacteria or microorganisms in the air, and another may be configured to filter off odor molecules in the air, so as to improve the quality of the air entering the room.

In any of the above embodiments, further, as shown in fig. 2 and fig. 3, the range hood 100 further includes a mounting portion 114, the mounting portion 114 is connected to the cover body 104 and is opposite to the air inlet 106, and the filtering portion 112 is mounted on the mounting portion 114.

In this embodiment, the cover body 104 may further include an installation portion 114, and the installation portion 114 is used for installing the filter portion 112, so as to ensure stability of the filter portion 112 when the filter portion 112 is located in the fresh air channel 110, and prevent the filter portion 112 from being displaced by the airflow through the filter portion 112, thereby reducing the filtering effect.

Specifically, the mounting portion 114 may include a mounting box with an opening at one end, and the filter portion 112 may be mounted in the mounting box through the opening, and further, one end of the mounting box is connected to the inner wall of the casing 104, and the whole mounting box is opposite to the air inlet 106 of the casing 104. Moreover, the surface of the mounting box is of a hollow structure, so that the air flow can smoothly pass through the mounting box and the filtering part 112 in the mounting box.

Alternatively, the mounting portion 114 may include a plurality of ribs that are staggered and connected to each other to form a mounting space for mounting the filter portion 112. Thereby ensuring the air permeability of the mounting portion 114 and thus ensuring that air can smoothly pass through the mounting portion 114 and through the filter portion 112 on the mounting portion 114.

In any of the above embodiments, as shown in fig. 2 and fig. 3, the range hood 100 further includes an air outlet grille 116, the air outlet grille 116 is connected to the cover body 104, and the air outlet grille 116 covers the air outlet 108.

In this embodiment, lampblack absorber 100 still includes the cover body 104, the cover body 104 is connected with casing 102, thereby make the cover body 104 can enclose into new trend passageway 110 with the surface of casing 102, this new trend passageway 110 is used for providing the new trend for the indoor at lampblack absorber 100 place, also carry outdoor fresh air to the indoor at lampblack absorber 100 place through new trend passageway 110, and cooperate the exhaust function of lampblack absorber 100, realize the exchange between outdoor fresh air and the indoor dirty air, it is indoor air quality to improve, user's use experience is improved.

Further, the air outlet 108 of the cover body 104 can be further provided with an air outlet grille 116, and through the arrangement of the air outlet grille 116, it can be ensured that the air flow output by the air outlet 108 can smoothly pass through the air outlet grille 116 to enter the indoor environment, and it can also be avoided that external impurities enter the fresh air channel 110 through the air outlet 108, so that the fresh air channel 110 is prevented from being blocked, and the driving part 132 in the fresh air channel 110 is also prevented from being influenced by the impurities, and the driving part 132 is damaged.

Correspondingly, the air inlet grille can be arranged at the air inlet 106 of the cover body 104, and similarly, through the arrangement of the air inlet grille, not only can outdoor air be ensured to smoothly enter the fresh air channel 110, but also sundries in the outside air can be effectively prevented from entering the fresh air channel 110 through the air inlet 106, so that the fresh air channel 110 is prevented from being blocked, and the driving part 132 in the fresh air channel 110 is prevented from being influenced by the sundries and damaged by the driving part 132.

Further, air outlet grille 116 includes: a frame 118 and at least one air deflector 120, wherein the frame 118 is connected to the enclosure 104; both ends of at least one air deflector 120 are connected to the frame 118, and the at least one air deflector 120 can rotate relative to the frame 118.

Specifically, the air outlet grille 116 includes a frame 118, and the frame 118 is used to be connected to the enclosure 104, so as to fix the air outlet grille 116 at the air outlet 108 of the enclosure 104, specifically, the shape of the enclosure 104 may be adapted to the shape of the edge profile of the air outlet 108. For example, the shape of the air outlet 108 on the enclosure 104 may be a rectangle, and correspondingly, the shape of the frame 118 of the air outlet grille 116 is also a rectangle, and each side of the rectangular frame 118 is connected to the enclosure 104 at the rectangular air outlet 108 to fix the frame 118.

Further, the air outlet grille 116 further includes an air deflector 120, and the air deflector 120 is used for guiding the airflow flowing through the air outlet grille 116, so as to control the flow direction of the airflow, and meet different requirements of users for fresh air. Specifically, two ends of the air guiding plate 120 may be respectively connected to two opposite sides of the frame 118, and the air guiding plate 120 may further rotate relative to the frame 118, so as to adjust the air outlet angle by adjusting the angle of the air guiding plate 120 relative to the frame 118. Furthermore, the number of the air guiding plates 120 may also be multiple, and the multiple air guiding plates 120 are spaced apart from each other in the edge of the frame 118.

Further, one part of the air deflectors 120 of the plurality of air deflectors 120 and the other part of the air deflectors 120 of the plurality of air deflectors 120 may be arranged in a crossing manner, and specifically, an included angle between one part of the air deflectors 120 and the other part of the air deflectors 120 may be 90 degrees, so that the air outlet angle can be adjusted in the transverse direction by one part of the air deflectors 120, and the air outlet angle can be adjusted in the longitudinal direction by the other part of the air deflectors 120.

Specifically, the angle between the air guiding plate 120 and the horizontal plane may be set to 15 degrees to 45 degrees.

In any of the above embodiments, as shown in fig. 3 and 4, the range hood 100 further includes a spiral casing 122, the spiral casing 122 is disposed in the fresh air channel 110, the driving portion 132 is disposed in the spiral casing 122, the spiral casing 122 is provided with a first opening 124 and a second opening 126, the first opening 124 is opposite to the driving portion 132, and the second opening 126 is opposite to the air outlet 108.

In this embodiment, the fresh air channel 110 may further include a volute 122, the driving portion 132 may be disposed in the volute 122, and when the driving portion 132 operates, air entering the driving portion 132 may be firstly sucked into the volute 122, so as to reduce the volume of the air flow channel, and further increase the flow speed of the air, so as to improve the ventilation efficiency.

Specifically, the volute 122 is provided with a first opening 124 and a second opening 126, wherein the gas in the fresh air channel 110 enters the volute 122 from the first opening 124 under the driving of the driving portion 132, then flows through the volute 122 and flows out from the second opening 126 of the volute 122, and further enters the chamber through the air outlet 108 on the cover 104.

Accordingly, the driving part 132 is disposed inside the scroll casing 122 and opposite to the first opening 124 of the scroll casing 122, thereby securing a driving effect of the driving part 132. The second opening 126 of the volute 122 is disposed opposite to the air outlet 108 of the cover 104, so as to ensure that the air flow can pass through the air outlet 108 at the first time, and ensure the air exchange efficiency.

Further, a gap is formed between the side of the volute 122, on which the first opening 124 is opened, and the cover 104.

Specifically, the first opening 124 of the volute 122 is used for air entering the fresh air channel 110, and a certain gap is formed between one side of the volute 122, on which the first opening 124 is formed, and the cover body 104, so that the airflow in the fresh air channel 110 can smoothly enter the first opening 124 of the volute 122 through the gap, and the smooth flow of the air is ensured.

Specifically, the size of the clearance between the one side of seting up first opening 124 on spiral case 122 and the cover body 104 is between 5 millimeters to 15 millimeters to can enough guarantee the width in clearance, with the smooth flow of guaranteeing gaseous, can also avoid the too big shadow in clearance to lead to the increase in size of lampblack absorber 100, guarantee the compactedness of lampblack absorber 100 structure.

Further, the driving part 132 includes a centrifugal fan.

Specifically, the driving portion 132 may be a centrifugal fan, so as to cooperate with the structure of the volute 122 to further improve the driving force of the driving portion 132 and improve the ventilation efficiency. Specifically, the centrifugal fan is disposed in the volute 122 and opposite to the first opening 124, the first opening 124 is circular, and when the centrifugal fan operates, the air in the fresh air channel 110 is sucked into the first opening 124 and flows into the interior of the volute 122 from the fan blades passing through the centrifugal fan.

In any of the above embodiments, further, as shown in fig. 1 and 5, the air inlet 106 is located above the air outlet 108 in the vertical direction. The range hood 100 further includes a transmission pipe 128, one end of the transmission pipe 128 is communicated with the air inlet 106, and the other end is used for being communicated with the outside.

In this embodiment, lampblack absorber 100 includes the cover body 104, the cover body 104 is connected with casing 102, thereby make the cover body 104 can enclose into new trend passageway 110 with the surface of casing 102, this new trend passageway 110 is used for providing the new trend for the indoor at lampblack absorber 100 place, also carry outdoor fresh air to the indoor at lampblack absorber 100 place through new trend passageway 110, and cooperate the exhaust function of lampblack absorber 100, realize the exchange between outdoor fresh air and the indoor dirty air, it is indoor air quality to improve, user's use experience is improved.

Further, the range hood 100 further includes a transmission pipeline 128, one end of the transmission pipeline 128 is communicated with the air inlet 106 on the hood body 104, and the other end of the transmission pipeline 128 is used for being communicated with the outside, and by the arrangement of the transmission pipeline 128, the outdoor air can be transmitted into the fresh air channel 110 through the transmission pipeline 128.

Further, by disposing the air inlet 106 on the cover 104 above the air outlet 108, the transmission pipeline 128 is not affected by the air outlet 108 when communicating with the air inlet 106. Specifically, the air inlet 106 may be disposed at the upper end of the casing 104, and when connecting the conveying pipes, the conveying pipes may extend upward indoors and then connect with the preformed holes located at the ceiling or the upper portion of the wall indoors, so as to communicate with the outside. The transmission pipeline 128 is integrally positioned at the upper part of the indoor, the space in the middle of the indoor is not occupied, and the indoor activities of users are not influenced. Accordingly, the air outlet 108 is disposed at the lower end of the enclosure 104, such that the air outlet 108 can be closer to the user. Moreover, the air inlet 106 on the cover body 104 is arranged above the air outlet 108, so that the air in the fresh air channel 110 flows from top to bottom, and the flowing efficiency of the air is improved by using the gravity of the air.

In a specific application, a mounting hole is usually reserved on a ceiling of a kitchen where the range hood 100 is located, the mounting hole is used for mounting a gas water heater, and when the gas water heater is not mounted indoors or is not mounted in the gas water heater, the transmission pipeline 128 of the range hood 100 can be communicated with the outdoors through the mounting hole by using the mounting hole, that is, the transmission pipeline 128 penetrates through the reserved mounting hole of the gas water heater and extends to the outdoors, so that on one hand, the mounting process of the range hood 100 can be simplified, the transmission pipeline 128 extends to the indoor ceiling, and the indoor space is saved. On the other hand, the transmission pipeline 128 extends to the outside, and the opening of the transmission pipeline 128 is located outside, so that indoor noise can be effectively reduced when the transmission pipeline 128 enters air, and user experience is improved.

In any of the above embodiments, as shown in fig. 5, the housing 102 is provided with an air outlet 130, the air outlet 130 is used for discharging indoor air, and the air outlet 108 is located above the air outlet 130 in the vertical direction.

In this embodiment, the housing 102 of the range hood 100 may further be provided with an exhaust port 130, and the exhaust port 130 is used for indoor oil smoke to pass through, so as to achieve the oil smoke exhausting function of the range hood 100. Further, in the vertical direction, the air outlet 108 of the cover 104 is located above the air outlet 130 of the range hood 100.

It can be understood that, in general, the exhaust port 130 of the range hood 100 is disposed above and close to the cooktop, so that the generated oil smoke can be quickly and directly sucked into the exhaust port 130 during cooking, thereby ensuring an exhaust effect. On this basis, the air outlet 108 of the cover body 104 is arranged above the air outlet 130, so that the fresh air blown out from the air outlet 108 can not enter the air outlet 130, and the indoor fresh air volume is ensured. The new air can be prevented from entering the exhaust port 130 to influence the exhaust effect of the range hood 100 on the oil smoke, and the oil smoke exhaust effect of the range hood 100 is ensured.

Specifically, the distance between the lowest end of the air outlet 108 on the cover 104 and the indoor ground may be between 1.6 meters and 1.8 meters.

In any of the above embodiments, further, the range hood 100 further includes an exhaust channel, the exhaust channel is communicated with the exhaust port 130, and the exhaust channel and the fresh air channel 110 are arranged independently.

In this embodiment, the range hood 100 may further be provided with an exhaust passage for exhausting the oil smoke entering the inside of the range hood 100 through the exhaust port 130 to the outside to realize an oil smoke exhausting process of the range hood 100. Specifically, one end of the exhaust passage communicates with the exhaust port 130, and the other end is for communicating with the outside.

Further, through setting up exhaust passage and new trend passageway 110 mutually independent to make the oil smoke that is located new trend passageway 110 interior new trend and is located exhaust passage do not influence each other, both guaranteed the fresh air volume in new trend passageway 110, also guaranteed lampblack absorber 100's displacement, and, can also guarantee mutually supporting between new trend passageway 110 and the exhaust passage, realize lampblack absorber 100's ventilation effect, improve user experience.

In any of the above embodiments, further, the cover 104 is disposed over the outer surface of the housing 102.

In this embodiment, locate on the surface of lampblack absorber 100 casing 102 through covering the body 104 to make the new trend passageway 110 of lampblack absorber 100 form in the outside of casing 102, on the one hand, make new trend passageway 110 not occupy the space in lampblack absorber 100 casing 102, avoid the cover body 104 to exert an influence to arranging of the relevant part in lampblack absorber 100, guarantee the rationality of the part position setting in the casing 102, guarantee lampblack absorber 100's the effect of discharging fume. On the other hand, locate the surface of casing 102 with cover body 104 cover, can guarantee mutual independence between the exhaust passage in new trend passageway 110 and the casing 102, avoid taking place the influence between new trend passageway 110 and the exhaust passage, and then guarantee lampblack absorber 100's ventilation effect, improve user experience.

Specifically, the cover body 104 can be arranged on different outer surfaces of the casing 102, for example, the casing 102 of the range hood 100 can be a cuboid, the cover body 104 can surround a fresh air channel 110 with a front wall surface or a rear wall surface of the casing 102, and can also surround the fresh air channel 110 with side wall surfaces of two sides of the casing 102, so that the flexibility of the position of the fresh air channel 110 is improved, the range hood 100 can adapt to different installation environments, and the universality of the range hood 100 is improved.

In the present application, the term "plurality" means two or more unless expressly defined otherwise. The terms "mounted," "connected," "fixed," and the like are to be construed broadly, and for example, "connected" may be a fixed connection, a removable connection, or an integral connection; "coupled" may be direct or indirect through an intermediary. The specific meaning of the above terms in the present invention can be understood according to specific situations by those skilled in the art.

In the description of the present specification, the terms "one embodiment," "some embodiments," "specific embodiments," and the like, mean that a particular feature, structure, material, or characteristic described in connection with the embodiment or example is included in at least one embodiment or example of the invention. In this specification, the schematic representations of the terms used above do not necessarily refer to the same embodiment or example. Furthermore, the particular features, structures, materials, or characteristics described may be combined in any suitable manner in any one or more embodiments or examples.

The above is only a preferred embodiment of the present invention, and is not intended to limit the present invention, and various modifications and changes will occur to those skilled in the art. Any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention should be included in the protection scope of the present invention.

Claims (13)

1. A range hood, comprising:

a housing;

the cover body is connected with the shell, the cover body and the shell enclose a fresh air channel, an air inlet and an air outlet are formed in the cover body, the air inlet is used for being communicated with the outside, and the air outlet is used for being communicated with the inside;

the driving part is arranged in the fresh air channel and used for driving air to flow.

2. The range hood of claim 1, further comprising:

the filtering part is arranged in the fresh air channel, and the filtering part covers the air inlet.

3. The range hood of claim 2, further comprising:

the installation department, with the cover body is connected, and with the air intake is relative, the filter house install in on the installation department.

4. The range hood of claim 1, further comprising:

and the air outlet grille is connected with the cover body and covers the air outlet.

5. A range hood as claimed in claim 4, characterized in that the air-outlet grille comprises:

the frame body is connected with the cover body;

the two ends of the at least one air deflector are connected with the frame body, and the at least one air deflector can rotate relative to the frame body.

6. The range hood of claim 1, further comprising:

the volute is arranged in the fresh air channel, the driving portion is arranged in the volute, a first opening and a second opening are formed in the volute, the first opening is opposite to the driving portion, and the second opening is opposite to the air outlet.

7. A range hood as claimed in claim 6, wherein a gap is provided between the side of the volute housing where the first opening is provided and the hood body.

8. A range hood as claimed in claim 6, characterized in that the drive part comprises a centrifugal fan.

9. A range hood as claimed in any one of claims 1 to 8, wherein the air inlet is located above the air outlet in a vertical direction.

10. The range hood according to any one of claims 1 to 8, further comprising:

and one end of the transmission pipeline is communicated with the air inlet, and the other end of the transmission pipeline is communicated with the outside.

11. A range hood according to any of the claims 1 to 8,

the shell is provided with an air outlet, the air outlet is used for discharging indoor air, and the air outlet is located above the air outlet in the vertical direction.

12. A range hood as set forth in claim 11, further comprising:

and the exhaust channel is communicated with the exhaust port, and the exhaust channel and the fresh air channel are arranged independently.

13. A range hood as claimed in any one of claims 1 to 8, wherein the hood body covers the outer surface of the housing.

Images