CN212081358U

CN212081358U - Smoke collecting device, top suction type range hood and side suction type range hood

Info

Publication number: CN212081358U
Application number: CN202020610270.5U
Authority: CN
Inventors: 任富佳; 吕立丰; 吕春明; 余国成
Original assignee: Hangzhou Robam Appliances Co Ltd
Current assignee: Hangzhou Robam Appliances Co Ltd
Priority date: 2020-04-22
Filing date: 2020-04-22
Publication date: 2020-12-04
Anticipated expiration: 2030-04-22

Abstract

The utility model provides a smoke collecting device, ceiling type lampblack absorber and side-draught type lampblack absorber relates to kitchen appliance technical field. This collection cigarette device is equipped with into mouth and outlet flue including the collection petticoat pipe on the collection petticoat pipe, and the collection petticoat pipe face is the smoke deflector towards the plate body of cooking utensils, and the smoke deflector face is the water conservancy diversion face towards the surface of cooking utensils, and the surface that the smoke deflector deviates from cooking utensils is the back of the body, deviates from the face and is equipped with heating element. The ceiling-suction range hood comprises a fan outer cover and the smoke collecting device, wherein the fan outer cover is connected with the smoke collecting hood, and a fan is arranged in the fan outer cover; the smoke guide plate of the smoke collecting device is used as the inner cover of the smoke collecting device. The side-draft range hood comprises a fan outer cover and the smoke collecting device, wherein the fan outer cover is connected with a smoke collecting hood of the smoke collecting device, and a fan is arranged in the fan outer cover; the smoke guide plate comprises a smoke collection panel of the smoke collection cover, and the smoke inlet is arranged on the smoke collection panel. In the use process of the smoke collecting device, the smoke guide plate is not easy to directly drop oil stains downwards and has higher cleanliness.

Description

Smoke collecting device, top suction type range hood and side suction type range hood

Technical Field

The utility model belongs to the technical field of the kitchen appliance technique and specifically relates to a smoke collecting device, top suction formula lampblack absorber and side suction formula lampblack absorber are related to.

Background

The range hood is an electric appliance widely applied to a kitchen, and a smoke collecting cover of the range hood is used for collecting and collecting oil smoke generated by cooking so as to reduce outward escape amount of the oil smoke and improve suction effect of the range hood. Because the fume collecting hood is generally made of metal materials such as stainless steel and the like, the temperature of the fume collecting hood is lower than that of the fume gas, the fume gas is easy to condense on the fume collecting hood when colliding with the fume collecting hood in the upward flowing process and is adhered to the fume collecting hood to generate condensed oil, and the condensed oil is easy to directly drop downwards when being accumulated more, so that the fume collecting hood pollutes a cooker and a cooker on the cooker, and the use and the cleanliness of the fume exhauster are also influenced.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a collection cigarette device, ceiling-mounted range hood and side-draught range hood to alleviate the collection cigarette that exists among the prior art and cover and produce the condensate oil easily, the condensate oil directly drips easily when piling up more, causes the pollution to cooking utensils and the pan on them, and also can influence the use of range hood and the technical problem of clean degree.

The embodiment provides a smoke collecting device, including the collection petticoat pipe, be equipped with into mouth and outlet flue on the collection petticoat pipe, the collection petticoat pipe face is for leading the cigarette board towards the plate body of cooking utensils, lead the cigarette board face towards the surface of cooking utensils is the water conservancy diversion face, it deviates from to lead the cigarette board the surface of cooking utensils is the back of the body and leaves the face, the back of the body leaves the face and is equipped with heating element.

In an alternative embodiment, the heating assembly includes a serpentine heating tube overlying the dorsal surface.

In an alternative embodiment, a heat conductive layer is sandwiched between the heating assembly and the back facing surface.

In an alternative embodiment, the heat conducting layer is coated with an insulating material, and the heat conducting layer and the insulating layer form an insulating layer together.

The embodiment also provides a top-suction type range hood which comprises a fan outer cover and the smoke collecting device, wherein the fan outer cover is connected with the smoke collecting hood of the smoke collecting device, the fan outer cover is arranged around the smoke outlet of the smoke collecting hood, and a fan is arranged in the fan outer cover; the smoke guide plate of the smoke collecting device is used as the inner cover of the smoke collecting device, the lower end of the inner cover forms the smoke inlet, and the upper end of the inner cover forms the smoke outlet.

In an alternative embodiment, the inner and outer covers are provided with a protective shell, and the heating assembly is located between the protective shell and the inner cover.

The embodiment also provides a side-draft range hood, which comprises a fan outer cover and the smoke collecting device, wherein the fan outer cover is connected with the smoke collecting hood of the smoke collecting device, the fan outer cover is arranged around the smoke outlet of the smoke collecting hood, and a fan is arranged in the fan outer cover; the smoke guide plate comprises a smoke collection panel of the smoke collection cover, and the smoke inlet is arranged on the smoke collection panel.

In an optional embodiment, the smoke guide plate further comprises a wind shield matched with the smoke inlet, a driving assembly is installed in the smoke collecting hood, and a driving end of the driving assembly is connected with the wind shield and used for driving the wind shield to move towards or away from the smoke inlet.

In an optional embodiment, a second oil filter screen is arranged on the inner side of the smoke inlet along the edge of the smoke inlet, and the wind deflector can be inserted into the second oil filter screen in a matching mode.

In an optional implementation mode, a third oil collecting box is arranged at the bottom of the smoke collecting cover, a flow guide piece is installed in the fan outer cover and located below the fan, and oil drops dropping from the fan are guided to the third oil collecting box.

The utility model discloses collection cigarette device beneficial effect includes:

the utility model provides a smoke collecting device, including being used for gathering together the collection petticoat pipe that collects to oil smoke gas, the smoke deflector face of collection petticoat pipe is towards cooking utensils, and the smoke deflector face is towards the water conservancy diversion face that can carry out the water conservancy diversion for oil smoke gas, and the smoke deflector deviates from the surface that deviates from cooking utensils and installs the heating element who is used for heating the smoke deflector.

When cooking of a cooker produces oil smoke, a fan of the range hood can be started, the fan sucks the interior of the smoke collecting hood to be in a negative pressure state, oil smoke gas flow generated above the cooker flows towards the direction of the smoke collecting hood under the suction effect and enters the smoke collecting hood through the smoke inlet, then flows out of the smoke outlet and flows into the fan, and then is discharged by the fan, so that the oil smoke is sucked and discharged by the range hood. The heating assembly can be opened in the running process of the range hood, the heating assembly heats the smoke guide plate to improve the temperature of the plate body of the smoke guide plate, and the oil smoke gas flow collides with the smoke guide plate facing the cooker in the flowing process of the oil smoke gas flow towards the smoke collecting cover, wherein oil smoke particles in the oil smoke gas flow collide with the smoke guide plate and adhere to the smoke guide plate to form oil stains, the oil stains form liquid oil under the heating action of the heat conducting plate, and the liquid oil flows downwards to a set position along the smoke guide plate under the action of self gravity; wherein, the gas in the oil smoke gas flow flows to the smoke inlet or the smoke outlet under the flow guiding effect of the smoke guiding plate.

Namely, the heating component in the smoke collecting device can heat the smoke guide plate facing the kitchen range to improve the temperature of the plate body, in the process of suction, oil smoke particles in the oil smoke gas flow colliding with the smoke guide plate can be adhered to the flow guide surface of the smoke collecting plate and form liquid oil under the heating action, and the liquid oil flows downwards to a set position under the self gravity and the flow guide action of the flow guide surface, so that the adhesion of oil stains on the flow guide surface is reduced, the normal use of the smoke collecting device is ensured, and the cleanliness, the sanitation and the like of the smoke collecting device are improved; in addition, the pollution to the cooker and the cooker below the guiding surface caused by the direct downward dripping of the oil stain on the guiding surface can be reduced, so that the practicability of the smoke collecting device is improved.

The utility model also provides a ceiling-mounted range hood, which comprises a fan for sucking oil fume gas, a fan outer cover for installing the fan and the smoke collecting device, wherein a smoke guide plate of the smoke collecting device is used as an inner cover of the smoke collecting cover, the inner wall surface of the inner cover is a flow guide surface, the outer wall surface of the inner cover is a deviating surface, and a heating component heats the inner cover; in the process of suction, the oil fume flows into the inner cover through the fume inlet at the lower end of the inner cover and collides with the flow guide surface of the inner cover, and the gas in the oil fume flows to the fume outlet under the flow guide effect of the flow guide surface; oil smoke particles in the oil smoke gas flow collide with the flow guide surface and adhere to the flow guide surface to be heated to form liquid oil, and the liquid oil flows downwards to a set position under the action of self weight and the flow guide action of the flow guide surface, so that the adhesion of oil stains on the smoke guide plate is reduced, and the cleanliness and the use sanitation of the range hood are improved; in addition, can also reduce and lead and form the condensate oil on the cigarette board, the condensate oil is direct the pollution that drops down and cause cooking utensils and pan under the dead weight effect, the corresponding practicality that improves the lampblack absorber.

The utility model provides a side suction type lampblack absorber, including being used for carrying out the fan of suction, being used for installing the fan dustcoat and the above-mentioned collection cigarette device to oil smoke gas, the collection cigarette panel of the collection petticoat pipe of collection cigarette device belongs to the smoke deflector towards cooking utensils, and the heating liquefaction and the water conservancy diversion effect of collection cigarette panel oil smoke granule are similar with above-mentioned inner cover in flowing to the oil smoke, and no longer give consideration to here.

Drawings

In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the embodiments or the technical solutions in the prior art will be briefly described below, and it is obvious that the drawings in the following description are some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to these drawings without creative efforts.

Fig. 1 is a first schematic sectional view of a ceiling-mounted range hood according to an embodiment of the present invention;

fig. 2 is a second schematic cross-sectional view of the ceiling-mounted range hood according to the embodiment of the present invention;

FIG. 3 is an enlarged view of a portion of FIG. 2;

fig. 4 is a first schematic partial sectional view of a side-suction range hood according to an embodiment of the present invention;

fig. 5 is a second schematic partial sectional view of a side-suction range hood according to an embodiment of the present invention;

fig. 6 is a schematic view of a heating assembly in a smoke collecting device according to an embodiment of the present invention.

Icon: 100-a smoke collecting hood; 110-a smoke inlet; 120-a smoke outlet; 200-a heating assembly; 210-a serpentine heating tube; 300-a heat-insulating layer; 400-a fan housing; 500-a fan; 610-inner cover; 620-protective shell; 630-a first oil collection box; 640-a first oil filter screen; 650-a second oil collecting box; 710-a smoke collection panel; 720-wind screen; 730-a second oil filter screen; 740-a third oil collecting box; 750-a flow guide; 810-a flow guide surface; 820-back-to-back; 900-check valve.

Detailed Description

In order to make the objects, technical solutions and advantages of the embodiments of the present invention clearer, the embodiments of the present invention will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are some, but not all, embodiments of the present invention. The components of embodiments of the present invention, as generally described and illustrated in the figures herein, may be arranged and designed in a wide variety of different configurations.

Thus, the following detailed description of the embodiments of the present invention, presented in the accompanying drawings, is not intended to limit the scope of the invention, as claimed, but is merely representative of selected embodiments of the invention. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative efforts belong to the protection scope of the present invention.

It should be noted that: like reference numbers and letters refer to like items in the following figures, and thus, once an item is defined in one figure, it need not be further defined and explained in subsequent figures.

In the description of the present invention, it should be noted that the terms "upper", "lower", "vertical", "horizontal", "inner", "outer", and the like indicate the directions or positional relationships based on the directions or positional relationships shown in the drawings, or the directions or positional relationships that the products of the present invention are usually placed when in use, and are only for convenience of describing the present invention and simplifying the description, but do not indicate or imply that the device or element to which the term refers must have a specific direction, be constructed and operated in a specific direction, and thus, should not be construed as limiting the present invention. Furthermore, the terms "first," "second," "third," and the like are used solely to distinguish one from another and are not to be construed as indicating or implying relative importance.

Furthermore, the terms "horizontal", "vertical" and the like do not imply that the components are required to be absolutely horizontal or pendant, but rather may be slightly inclined. For example, "horizontal" merely means that the direction is more horizontal than "vertical" and does not mean that the structure must be perfectly horizontal, but may be slightly inclined.

In the description of the present invention, it should also be noted that, unless otherwise explicitly specified or limited, the terms "disposed," "mounted," "connected," and "connected" are to be construed broadly, e.g., as meaning either a fixed connection, a removable connection, or an integral connection; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meaning of the above terms in the present invention can be understood in specific cases to those skilled in the art.

Some embodiments of the present invention will be described in detail below with reference to the accompanying drawings. The embodiments described below and the features of the embodiments can be combined with each other without conflict.

The embodiment provides a smoke collecting device, as shown in fig. 1 to 5, which includes a smoke collecting cover 100, the smoke collecting cover 100 is provided with a smoke inlet 110 and a smoke outlet 120, a plate body of the smoke collecting cover 100 facing the kitchen range is a smoke guide plate, a surface of the smoke guide plate facing the kitchen range is a flow guide surface 810, a surface of the smoke guide plate facing away from the kitchen range is a deviation surface 820, and the deviation surface 820 is provided with a heating assembly 200.

The utility model provides a smoke collecting device, including being used for gathering together the collection petticoat pipe 100 that collects to oil smoke gas, collection petticoat pipe 100 lead the cigarette board towards cooking utensils, and lead the surface of cigarette board face towards cooking utensils for can carrying out the water conservancy diversion face 810 of water conservancy diversion to oil smoke gas, lead the cigarette board and deviate from the surface 820 of cooking utensils and install the heating element 200 that is used for heating to leading the cigarette board.

When cooking of a kitchen range produces oil smoke, the fan 500 of the range hood can be started, the fan 500 sucks the interior of the smoke collecting hood 100 into a negative pressure state, oil smoke gas flow produced above the kitchen range flows towards the direction of the smoke collecting hood 100 under the suction effect, enters the smoke collecting hood 100 through the smoke inlet 110, flows out through the smoke outlet 120 and flows into the fan 500, is discharged by the fan 500, and the smoke of the kitchen range hood is sucked and discharged. The heating assembly 200 can be opened in the running process of the range hood, the heating assembly 200 heats the smoke guide plate to improve the temperature of the plate body of the smoke guide plate, and the oil smoke gas flow collides with the smoke guide plate facing the cooker in the flowing process of the oil smoke gas flow towards the smoke collecting hood 100, wherein oil smoke particles in the oil smoke gas flow collide with the smoke guide plate and adhere to the smoke guide plate to form oil stains, the oil stains form liquid oil under the heating action of the heat conducting plate, and the liquid oil flows downwards to a set position along the smoke guide plate under the action of self gravity; wherein, the gas in the oil smoke gas flow flows to the smoke inlet 110 or the smoke outlet 120 under the guiding action of the smoke guiding plate.

That is, the heating assembly 200 in the fume collecting device can heat the fume guiding plate facing the kitchen range to raise the plate body temperature, during the suction process, the oil fume particles in the oil fume flow colliding with the fume guiding plate can adhere to the flow guiding surface 810 of the fume collecting plate and form liquid oil under the heating action, and the liquid oil flows downwards to a set position under the self gravity and the flow guiding action of the flow guiding surface 810, so that the adhesion of oil stains on the flow guiding surface 810 is reduced, the normal use of the fume collecting device is ensured, and the cleanliness and the sanitation of the fume collecting device are improved; in addition, the pollution to the cooker and the cooker below the guiding surface 810 caused by the direct downward dripping of the oil stains on the guiding surface 810 can be reduced, so that the practicability of the smoke collecting device is improved.

The embodiment further provides a top-suction range hood, as shown in fig. 4 and fig. 5, which includes a fan housing 400 and the above-mentioned smoke collecting device, the fan housing 400 is connected to the smoke collecting hood 100 of the smoke collecting device, the fan housing 400 is enclosed in the smoke outlet 120 of the smoke collecting hood 100, and a fan 500 is installed in the fan housing 400; the smoke guide plate of the smoke collecting device is used as an inner cover 610 of the smoke collecting cover 100 of the smoke collecting device, the lower end of the inner cover 610 forms a smoke inlet 110, and the upper end of the inner cover 610 forms a smoke outlet 120.

The ceiling-suction range hood comprises a fan 500 for sucking oil smoke gas, a fan outer cover 400 for installing the fan 500 and the smoke collection device, wherein a smoke guide plate of the smoke collection device is used as an inner cover 610 of the smoke collection cover 100, the inner wall surface of the inner cover 610 is a flow guide surface 810, the outer wall surface of the inner cover 610 is a deviating surface 820, and the heating assembly 200 heats the inner cover 610; in the process of suction, the oil fume flows into the inner cover 610 through the fume inlet 110 at the lower end of the inner cover 610 and collides with the flow guide surface 810 of the inner cover 610, and the gas in the oil fume flows to the fume outlet 120 under the flow guide effect of the flow guide surface 810; oil smoke particles in the oil smoke gas flow collide with the flow guide surface 810 and adhere to the flow guide surface to be heated to form liquid oil, and the liquid oil flows downwards to a set position under the action of self weight and the flow guide action of the flow guide surface 810, so that the adhesion of oil stains on the smoke guide plate is reduced, and the cleanliness and the use sanitation of the range hood are improved; in addition, can also reduce and lead and form the condensate oil on the cigarette board, the condensate oil is direct the pollution that drops down and cause cooking utensils and pan under the dead weight effect, the corresponding practicality that improves the lampblack absorber.

Alternatively, in the present embodiment, as shown in fig. 4 and 5, a protective case 620 may be provided outside the inner cover 610, and the heating assembly 200 is located between the protective case 620 and the inner cover 610. The protective case 620 can protect the heating element 200 mounted on the outer wall surface of the inner cover 610 to reduce the collision damage of the heating element 200 caused by external factors; in addition, the setting of protective housing 620 also can improve the outward appearance regularity of lampblack absorber, improves user's visual perception.

In this embodiment, as shown in fig. 4 and 5, for the top-suction range hood, a first oil collecting box 630 may be detachably and fixedly connected to the bottom of the fan 500. Oil stains formed on the shell of the fan 500 can flow downwards into the first oil collecting box 630, so that pollution to a cooker and a cooker below caused by direct downward dripping of the oil stains is reduced; after a period of use, first oil collection box 630 may be removed, cleaned of oil, and first oil collection box 630 subsequently reloaded.

In this embodiment, as shown in fig. 5, the smoke inlet 110 may be covered with a first oil filter screen 640 which is arranged in a necking shape from top to bottom, and similarly, a second oil collecting box 650 may be detachably and fixedly arranged at the bottom of the first oil filter screen 640. The external oil smoke can flow into the smoke collecting hood 100 after being filtered and purified by the first oil filtering net 640, and the oil smoke content in the oil smoke gas entering the smoke collecting hood 100 is reduced, so that the oil pollution of the oil smoke gas to each part in the smoke collecting hood 100 is reduced. The oil stains formed on the first oil filter screen 640 can flow downwards into the second oil collecting box 650, and the second oil collecting box 650 is used for receiving the oil stains formed on the first oil filter screen 640, so that the pollution of the oil stains on the first oil filter screen 640 directly dropping downwards to a kitchen range and a pot is reduced; after a period of use, the second oil collecting box 650 is removed and cleaned.

The embodiment further provides a side-draft range hood, as shown in fig. 1 to fig. 3, which includes a fan housing 400 and the above-mentioned smoke collecting device, the fan housing 400 is connected to the smoke collecting hood 100 of the smoke collecting device, the fan housing 400 is enclosed in the smoke outlet 120 of the smoke collecting hood 100, and a fan 500 is installed in the fan housing 400; the smoke guide plate comprises a smoke collection panel 710 of the smoke collection cover 100, and the smoke inlet 110 is arranged on the smoke collection panel 710.

This side-draught range hood includes fan 500 that is used for carrying out the suction to the oil smoke gas, is used for installing fan 500's fan dustcoat 400 and above-mentioned collection cigarette device, and collection cigarette panel 710 of collection cigarette lid 100 of collection cigarette device belongs to the smoke deflector towards the cooking utensils, and collection cigarette panel 710 is similar with above-mentioned inner cover 610 to the heating liquefaction and the water conservancy diversion effect of oil smoke granule in the oil smoke gas stream, and it is no longer repeated here.

In the side-draught range hood, as shown in fig. 1 and 2, the smoke guide plate may further include a wind shield 720 matched with the smoke inlet 110, a driving assembly is installed in the smoke collecting hood 100, and a driving end of the driving assembly is connected with the wind shield 720 for driving the wind shield 720 to move towards or away from the smoke inlet 110. When the range hood needs to be used, the driving assembly drives the wind shield 720 to move away from the smoke inlet 110, and external oil smoke gas can flow into the smoke collecting hood 100 through the smoke inlet 110, further enter the fan 500 and is discharged; when need not to use the lampblack absorber, drive assembly can drive deep bead 720 towards the motion of smoke inlet 110 and carry out the shutoff to it, and collection cigarette panel 710 and deep bead 720 are the division board jointly with the lampblack absorber outside and the inside isolation of collection petticoat pipe 100 for two independent spaces to reduce the oil smoke in the public flue and irritate the secondary pollution that the kitchen caused to the kitchen through collection petticoat pipe 100.

In this embodiment, as shown in fig. 1 and fig. 2, can also be at the air outlet intercommunication check valve 900 of fan 500, when need not to use the lampblack absorber, the valve block in the check valve 900 is in the shutoff state, with the inside isolation of public flue and fan 500 for two independent spaces to reduce in the oil smoke backward flow in the public flue to the fan 500, and then recharge to the emergence of the kitchen condition, check valve 900 and deep bead 720 can dual isolation promptly, in order to reduce the recharge of oil smoke gas. When the range hood needs to be used, the valve plate is opened under the thrust action of the oil smoke gas or the driving action of the driving assembly, and the oil smoke gas can flow into the public flue through the check valve 900.

In this embodiment, as shown in fig. 1 and 2, a second oil filter screen 730 may be enclosed along an edge of the inner side of the smoke inlet 110, and the wind blocking plate 720 may be inserted into the second oil filter screen 730 in a matching manner. When the range hood is not needed, the driving assembly drives the wind shield 720 to move in a screen frame surrounded by the second oil filter screen 730 and plugs the smoke inlet 110; when the range hood needs to be used, the driving assembly drives the wind shield 720 to move inwards along the net frame of the second oil filter screen 730 and depart from the smoke inlet 110 until the top end of the second oil filter screen 730 is reached, at the moment, the second oil filter screen 730 is arranged in a gap between the wind shield 720 and the smoke inlet 110 in a surrounding mode, after external oil smoke reaches the smoke inlet 110, the external oil smoke needs to flow through the second oil filter screen 730 to enter the smoke collection hood 100, the second oil filter screen 730 filters and purifies the oil smoke gas to reduce the oil smoke content in the oil smoke gas entering the smoke collection hood 100, and therefore oil pollution caused by the oil smoke gas in the smoke collection hood 100 to the inside of the smoke collection hood 100 and parts such as the fan 500 is reduced.

In this embodiment, as shown in fig. 2, for the side-draft range hood, a third oil collecting box 740 may be further disposed at the bottom of the smoke collecting hood 100, a flow guide 750 is installed in the fan housing 400, and the flow guide 750 is located below the fan 500 and is used for guiding oil drops dropping from the fan 500 to the third oil collecting box 740. Due to the arrangement of the flow guide piece 750, oil stains formed on the outer shell of the fan 500 can be guided into the third oil collecting box 740, so that pollution to a cooker or a cooker below caused by direct downward dripping of the oil stains on the outer shell of the fan 500 is reduced.

Specifically, in the present embodiment, as shown in fig. 6, the heating element 200 of the smoke collecting device may include a serpentine heating tube 210, and the serpentine heating tube 210 covers the back surface 820. Here is a specific form of heating element 200, and serpentine heating pipe 210 can form the hot plate structure, lays evenly on leading cigarette board deviate from face 820 and heats it to improve heating element 200 and to leading the homogeneity of cigarette board heating, correspondingly improve leading cigarette board to the heating liquefaction effect of oil smoke granule, reduce leading cigarette board local heating and lead to the emergence of this regional adhesion formation condensate oil condition less.

Specifically, in the present embodiment, a heat conduction layer may be sandwiched between the heating element 200 and the deviating surface 820. On the one hand, the heat-conducting layer can cover the face 820 that deviates from at the smoke deflector comprehensively, and heating element 200 at first transmits the heat to the heat-conducting layer, and the heat-conducting layer then transmits the heat to the smoke deflector more comprehensively evenly more comprehensively to further improve being heated of smoke deflector and reach the homogeneity, the corresponding further improvement smoke deflector is to the heating liquefaction effect of oil smoke granule, reduces the probability of adhesion greasy dirt on the smoke deflector, improves the practicality of lampblack absorber.

In this embodiment, as shown in fig. 3, the heat conducting layer is coated with a heat insulating material, and the heat conducting layer and the heat insulating layer form a heat insulating layer 300. On one hand, the heating component 200 can contact with the heat conduction layer in the insulating layer 300 to heat the heat conduction layer, and the heat conduction layer further transfers heat to the heat conduction plate so as to realize uniform heating of the heat conduction plate by the heating component 200; on the other hand, insulation material can keep warm to heat-conducting layer and smoke deflector to reduce the heat that heat-conducting layer and smoke deflector outwards lost, thereby improve heating element 200 to smoke deflector's heating effect, the corresponding heating liquefaction effect that improves smoke deflector to the oil smoke granule. Specifically, the heat conducting layer may be a heat conducting metal wire or a heat conducting metal tube, such as a copper wire or a copper tube.

Finally, it should be noted that: the above embodiments are only used to illustrate the technical solution of the present invention, and not to limit it; although the present invention has been described in detail with reference to the foregoing embodiments, it should be understood by those skilled in the art that: the technical solutions described in the foregoing embodiments may still be modified, or some or all of the technical features may be equivalently replaced; such modifications and substitutions do not depart from the spirit and scope of the embodiments of the present invention.

Claims

1. The utility model provides an album of cigarette device, its characterized in that, includes collection petticoat pipe (100), be equipped with on collection petticoat pipe (100) and advance mouth (110) and outlet flue (120), collection petticoat pipe (100) face is the smoke deflector towards the plate body of cooking utensils, smoke deflector face court the surface of cooking utensils is water conservancy diversion face (810), smoke deflector deviates from the surface of cooking utensils is back of the body (820), back of the body is equipped with heating element (200) from face (820).

2. The fume extraction device according to claim 1, wherein said heating assembly (200) comprises a serpentine heating tube (210), said serpentine heating tube (210) overlying said back facet (820).

3. A fume collecting device according to claim 1 or 2, characterized in that a heat conducting layer is sandwiched between said heating assembly (200) and said back-facing surface (820).

4. A smoke collecting device according to claim 3, wherein said heat conducting layer is coated with an insulating material, both together forming an insulating layer (300).

5. A top-suction range hood, characterized by comprising a fan housing (400) and the fume collecting device of any one of claims 1 to 4, wherein the fan housing (400) is connected to the fume collecting hood (100) of the fume collecting device, the fan housing (400) is arranged around the fume outlet (120) of the fume collecting hood (100), and a fan (500) is arranged in the fan housing (400); the smoke guide plate of the smoke collecting device is used as an inner cover (610) of a smoke collecting cover (100) of the smoke collecting device, the lower end of the inner cover (610) forms the smoke inlet (110), and the upper end of the inner cover (610) forms the smoke outlet (120).

6. A top-suction range hood according to claim 5, characterized in that the inner hood (610) is externally covered by a protective shell (620), the heating assembly (200) being located between the protective shell (620) and the inner hood (610).

7. A side-draft range hood, characterized by comprising a fan housing (400) and the fume collecting device of any one of claims 1 to 4, wherein the fan housing (400) is connected to the fume collecting hood (100) of the fume collecting device, the fan housing (400) is arranged around the fume outlet (120) of the fume collecting hood (100), and a fan (500) is arranged in the fan housing (400); the smoke guide plate comprises a smoke collection panel (710) of the smoke collection cover (100), and the smoke inlet (110) is arranged on the smoke collection panel (710).

8. The side-draft range hood according to claim 7, wherein the smoke guide plate further comprises a wind shield (720) matched with the smoke inlet (110), a driving assembly is installed in the smoke collecting hood (100), and a driving end of the driving assembly is connected with the wind shield (720) and used for driving the wind shield (720) to move towards or away from the smoke inlet (110).

9. The side-draft range hood according to claim 8, wherein a second oil filter screen (730) is arranged on the inner side of the smoke inlet (110) along the edge of the smoke inlet, and the wind shield (720) can be inserted into the second oil filter screen (730) in a matching mode.

10. The side-draft range hood according to any one of claims 7 to 9, wherein a third oil collecting box (740) is arranged at the bottom of the smoke collecting hood (100), a flow guide (750) is installed in the fan housing (400), and the flow guide (750) is located below the fan (500) and used for guiding oil drops dropping from the fan (500) to the third oil collecting box (740).