CN216953186U - Cooking fume exhauster - Google Patents

Abstract

The application discloses a range hood, relates to the field of kitchen appliances, and aims to solve the problem that oil drops are formed after oil smoke is condensed and drop onto a cooking bench from a fit gap generated between a smoke collecting hood and an oil cup to influence the kitchen sanitation. The utility model provides a range hood, includes box, collection petticoat pipe, oil cup and first seal structure, and the collection petticoat pipe is installed in the one end of box, and oil cup sliding connection is formed with first clearance on collection petticoat pipe along the slip direction of oil cup between oil cup and the collection petticoat pipe, and the one end and the external world intercommunication of box are kept away from to first clearance, and first seal structure sets up between collection petticoat pipe and oil cup, and is used for sheltering from the one end that the box was kept away from to first clearance. The range hood of the application is used for sucking and exhausting oil smoke.

Description

Cooking fume exhauster

Technical Field

The application relates to the field of kitchen appliances, in particular to a range hood.

Background

The fume exhaust fan is a kitchen appliance for purifying kitchen environment and is used for rapidly exhausting waste gas combusted by a stove and oil fume generated in a cooking process. At present, an oil cup is installed at the bottom of a range hood and used for collecting oil generated in the working process of the range hood.

In the prior art, combine fig. 2, fig. 3 and fig. 4, range hood includes box 1, collection petticoat pipe 2 and oil cup 3, oil cup 3 sliding connection is on collection petticoat pipe 2, the lower terminal surface parallel and level of lower terminal surface with collection petticoat pipe 2 of oil cup 3, but because the sheet metal component of collection petticoat pipe 2 and the sheet metal component machining precision of oil cup 3 are limited, can inevitably lead to producing the fit clearance between collection petticoat pipe 2 and the oil cup 3, this can lead to the oil smoke that range hood during operation produced to flow out from this fit clearance, can form oil droplet in this fit clearance after the oil smoke condensation of outflow, and drip to the top of a kitchen range under the effect of gravity, thereby influence kitchen health.

SUMMERY OF THE UTILITY MODEL

The embodiment of the application provides a range hood, reduces oil droplet and drips to the top of a kitchen range on, the health in guarantee kitchen.

In order to achieve the above purpose, the embodiment of the present application adopts the following technical solutions:

the utility model provides a range hood, includes box, collection petticoat pipe, oil cup and first seal structure, and the collection petticoat pipe is installed in the one end of box, and oil cup sliding connection is formed with first clearance on collection petticoat pipe along the slip direction of oil cup between oil cup and the collection petticoat pipe, and the one end and the external world intercommunication of box are kept away from to first clearance, and first seal structure sets up between collection petticoat pipe and oil cup, and is used for sheltering from the one end that the box was kept away from to first clearance.

The range hood provided by the embodiment of the application is arranged in a kitchen, the box body is positioned above the fume collecting hood, and a first gap is formed between the oil cup and the fume collecting hood, so the oil smoke can flow out through the first gap, the oil smoke can form oil drops in the first gap after being condensed, and one end of the first gap far away from the box body faces the cooking bench, and because the end of the first gap far away from the box body is communicated with the outside, therefore, the oil drops in the first gap can drop on the cooking bench under the action of gravity, and the first sealing structure is arranged between the fume collecting hood and the oil cup and shields one end of the first gap far away from the box body, so that the communication between the first gap and the outside is blocked, therefore, oil drops in the first gap can drop on the first sealing structure, the oil drops are reduced from dropping on the cooking bench, and the sanitation of a kitchen is guaranteed.

In some possible embodiments of the present application, the first sealing structure includes a first sealing connection portion, and the first sealing connection portion is respectively connected to an end face of the fume collecting hood away from the box body and an end face of the oil cup away from the box body.

In addition, the first sealing connecting part is connected with one end face, far away from the box body, of the smoke collecting hood, so that a gap between the first sealing connecting part and the smoke collecting hood can be effectively avoided, and oil drops dropping on the first sealing connecting part can be effectively prevented from flowing out of the gap; in a similar way, the first sealing connecting part and the oil cup are connected with one end face of the box body away from the oil cup, so that a gap can be effectively prevented from being generated between the first sealing connecting part and the oil cup, and oil drops dropping on the first sealing connecting part can be effectively prevented from flowing out of the gap.

In some possible embodiments of the present application, the first sealing structure further includes a first insertion portion, the first insertion portion is connected to the first sealing connection portion, and when the first insertion portion is connected to the smoke collecting cover and the oil cup, the first insertion portion is inserted into the first gap.

The first gap can be filled by inserting the first inserting part into the first gap; in addition, first grafting portion also can be divided into two with first seal structure, in the in-process of installing first seal structure in order to shelter from the one end that the box was kept away from in first clearance, insert in first clearance through first grafting portion, be convenient for first seal structure is connected with collection petticoat pipe by the partly of first grafting part two, another part and oil cup butt, can effectively avoid first seal structure all to connect on collection petticoat pipe, produce the space between oil cup and the first sealing connection portion, or, can effectively avoid first seal structure all to connect on oil cup, produce the space between collection petticoat pipe and the first seal structure.

In some possible embodiments of the present application, the first sealing structure further includes a hanging portion, the hanging portion is in a hook shape, the hanging portion is connected with one end of the first insertion portion, the end of the first insertion portion is far away from the first sealing connection portion, the hanging portion extends towards the first sealing connection portion, a first insertion gap is formed between the hanging portion and the first insertion portion, along a sliding direction of the oil cup, the end face of the oil cup, which is close to the exhaust fume collecting hood, is a first panel, and the first panel is inserted into the first insertion gap, so that the first sealing structure is hung on the oil cup.

Insert first grafting clearance through first panel for be hook-like portion of linking up can articulate on first panel, thereby make first seal structure can articulate on the oil cup, with the steadiness after the installation of reinforcing first seal structure, can effectively avoid first seal structure to take place to drop.

In some possible embodiments of the present application, a length of the first panel in the direction toward the box is not less than a length of the first insertion part in the direction toward the box.

First seal structure articulates back on first panel through the hookup portion, because the length along the box direction of first panel is not less than the length along the box direction of first grafting portion, so can be so that first seal connection portion keep away from a terminal surface of box and an end connection that the box was kept away from to the oil cup with the collection petticoat pipe respectively to can effectively avoid first seal connection portion to produce the space with collection petticoat pipe and oil cup respectively, cause the oil to drip.

In some possible embodiments of the present application, along the sliding direction of the oil cup, an end surface of the oil cup away from the fume collecting cover is a second panel, and along a direction perpendicular to the sliding direction of the oil cup, a second gap is formed between the second panel and the fume collecting cover, the second gap is respectively communicated with the oil cup and the outside along two ends of the sliding direction of the oil cup, the range hood further includes a second sealing structure, the second sealing structure is disposed between the second panel and the fume collecting cover, and the second sealing structure is used for shielding one end of the second gap communicated with the outside.

Because the second clearance along the both ends of the slip direction of oil cup communicate with oil cup and external intercommunication respectively, so the oil smoke that gets into in the oil cup can flow through the second clearance, form oil droplet in the second clearance after the oil smoke condensation of effectively avoiding flowing out, and drip on the top of a kitchen range, shelter from the one end of second clearance with external intercommunication through second seal structure, the intercommunication of second clearance with the external world has been blocked, thereby make the oil droplet in the second clearance can drip on second seal structure, further reduced the oil droplet and dripped to the top of a kitchen range, the health in kitchen has been ensured.

In some possible embodiments of the present application, the second sealing mechanism includes a second sealing connection that is connected to the fume collection hood and the second panel, respectively.

The second sealing connecting part is connected with the fume collecting hood, so that a gap between the second sealing connecting part and the fume collecting hood can be effectively avoided, and the oil fume can be effectively prevented from flowing out of the gap; in a similar way, the second sealing connection part is connected with the second panel, so that a gap can be effectively prevented from being generated between the second sealing connection part and the second panel, and the oil smoke can be effectively prevented from flowing out of the gap.

In some possible embodiments of the present application, the second sealing mechanism further includes a second insertion portion, the second insertion portion is U-shaped, a second insertion gap is formed in the second insertion portion, the second sealing connection portion is connected to an end of the second insertion portion away from the opening of the second insertion portion, and the second panel is inserted into the second insertion gap, so that the second sealing structure is inserted into the oil cup.

Insert the second through the second panel and peg graft in the clearance for the second seal structure can peg graft on the oil cup, with the stability after the reinforcing second seal structure installation, can effectively avoid the second seal structure to take place to drop.

In some possible embodiments of the present application, a length of the second sealing connection in the direction toward the tank is not less than a length of the second gap in the direction toward the tank.

After the second sealing connection structure is inserted on the second panel, because the length of the second sealing connection part along the direction of the box body is not less than the length of the second gap along the direction of the box body, the second sealing connection part can be respectively connected with the smoke collecting hood and the second panel, so that the second sealing connection part can be effectively prevented from generating gaps with the smoke collecting hood and the second panel respectively, and the oil smoke is caused to flow out.

Drawings

FIG. 1 is a schematic diagram of a range hood in the prior art;

FIG. 2 is a front view of a prior art range hood;

FIG. 3 is a cross-sectional view A-A of FIG. 2;

FIG. 4 is an enlarged view of portion B of FIG. 3;

fig. 5 is a front view of a range hood according to an embodiment of the present application;

FIG. 6 is a cross-sectional view C-C of FIG. 5;

FIG. 7 is an enlarged view of portion D of FIG. 6;

FIG. 8 is a schematic view of a first seal configuration according to an embodiment of the present application;

fig. 9 is a schematic view of another range hood according to an embodiment of the present disclosure;

FIG. 10 is a cross-sectional view E-E of FIG. 9;

FIG. 11 is an enlarged view of portion F of FIG. 10;

fig. 12 is a schematic view of a second seal structure according to an embodiment of the present application.

Reference numerals: 1. a box body; 2. a smoke collecting hood; 3. an oil cup; 301. a first panel; 302. a second panel; 4. a first gap; 5. a first seal structure; 501. a first seal connection; 502. a first insertion part; 503. a hanging part; 6. a first plugging gap; 7. a second gap; 8. a second seal structure; 801. a second seal connection; 802. a second insertion part; 9. a second plugging gap.

Detailed Description

The embodiments of the present application will be described in detail below with reference to the accompanying drawings.

In the description of the present application, it is to be understood that the terms "center", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", and the like indicate orientations or positional relationships based on those shown in the drawings, and are only for convenience in describing the present application and simplifying the description, but do not indicate or imply that the referred device or element must have a particular orientation, be constructed in a particular orientation, and be operated, and thus should not be construed as limiting the present application.

The terms "first", "second" and "first" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defined as "first" or "second" may explicitly or implicitly include one or more of that feature. In the description of the present application, "a plurality" means two or more unless otherwise specified.

In the description of the present application, it is to be noted that, unless otherwise explicitly specified or limited, the terms "mounted," "connected," and "connected" are to be construed broadly, e.g., as meaning either a fixed connection, a removable connection, or an integral connection; 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 application can be understood in a specific case by those of ordinary skill in the art.

As shown in fig. 1, which illustrates a schematic view of a range hood in the prior art, in some embodiments, the range hood shown in fig. 1 is a ceiling-mounted range hood and is installed above a cooking bench. The range hood mainly comprises a box body 1, a smoke collecting cover 2 and an oil cup 3, wherein a fan assembly is further arranged in the box body 1. The box body 1 comprises a shell, two ends of the shell are opened, one end of the shell is provided with an air inlet, and the other end of the shell is provided with an air outlet. The smoke collecting hood 2 is arranged at an air inlet of the shell, and after the range hood is installed, the smoke collecting hood 2 is arranged at the lower end of the box body 1; the oil cup 3 is arranged at the lower end of the smoke collecting hood 2, and the oil cup 3 is used for collecting oil; the fan subassembly is installed in the shell, and the fan subassembly includes fan and turbine, and the fan is used for producing the negative pressure and attracts the oil smoke, and the turbine is used for the oil smoke separation.

In some embodiments, the housing, the smoke collecting hood 2, and the oil cup 3 may be made of aluminum alloy or stainless steel.

Moreover, in order to facilitate the disassembly of the oil cup 3, after the oil liquid contained in the oil cup 3 is cleaned, the oil cup 3 can continue to contain the separated oil liquid, and the oil cup 3 is connected to the lower end of the smoke collecting hood 2 in a sliding manner. The lower end of the fume collecting hood 2 is provided with a hanging piece, the oil cup 3 is provided with a hanging lug, and a sliding space of the hanging lug is formed between the hanging piece and the fume collecting hood 2. When the oil cup 3 is required to collect oil, the oil cup 3 can slide into the sliding space through the hanging lug to be connected with the smoke collecting hood 2; when the oil collected in the oil cup 3 needs to be cleaned, the oil cup 3 can also slide out of the sliding space through the hanging lugs so as to be separated from the connection with the smoke collecting hood 2.

In the process of range hood work, after the switch on, the fan carries out high-speed rotation, form certain negative pressure in the air intake region, near the oil smoke of range hood receives the negative pressure to pass collection petticoat pipe 2, filter and separate out some large granule oil mist through collection petticoat pipe 2, all the other gases get into the turbine in the shell, carry out the oil smoke separation of second time to the oil smoke through the rotation of impeller, the oil smoke receives the effect of centrifugal force and is thrown away the turbine, the fluid of isolating flows into in the oil cup 3, the oil smoke after the purification passes through the air outlet discharge outdoors along volute pitch arc reducing direction.

Fig. 2 shows a front view of a range hood in the prior art, fig. 3 shows a sectional view a-a of fig. 2, and fig. 4 shows an enlarged view of a portion B of fig. 3, wherein L1 represents a sliding direction of the oil cup 3, in conjunction with fig. 2, 3 and 4, the oil cup 3 includes a first panel 301 and a second panel 302, in the above case, along the sliding direction L1 of the oil cup 3, an end surface of the oil cup 3 close to the smoke collecting hood 2 is the first panel 301, and an end surface of the oil cup 3 far from the smoke collecting hood 2 is the second panel 302.

In addition, one end face of the oil cup 3 far from the box body 1 is flush with one end face of the oil collecting hood 2 far from the box body 1, but because the machining precision of the sheet metal part of the oil collecting hood 2 and the sheet metal part of the oil cup 3 is limited, along the sliding direction L1 of the oil cup 3, as shown in fig. 4, a first gap 4 is formed between the first panel 301 and the oil collecting hood 2, and one end of the first gap 4 far from the box body 1 is communicated with the outside.

And when range hood during operation, the oil smoke that gets into in the oil cup 3 can flow out through in first clearance 4, can form oil droplet in first clearance 4 after the oil smoke condensation of outflow to the one end that box 1 was kept away from to first clearance 4 is towards the top of a kitchen range, because first clearance 4 keeps away from one end and external intercommunication of box 1 again, so oil droplet in first clearance 4 can drip to the top of a kitchen range under the effect of gravity, thereby influences kitchen health.

Therefore, in order to reduce the oil drops to drip on the cooking bench and ensure the sanitation of a kitchen, the application also provides the range hood, and the realizable structure and the working principle of the range hood are shown as follows.

Fig. 5 shows a front view of a range hood, fig. 6 shows a C-C sectional view of fig. 5, and fig. 7 shows an enlarged view of a portion D in fig. 6, in combination with fig. 5, 6 and 7, the range hood includes a first sealing structure 5, the first sealing structure 5 is disposed between the smoke collecting hood 2 and the oil cup 3, and the first sealing structure 5 is used for shielding one end of the first gap 4 away from the box body 1.

One end of the first gap 4 far away from the box body 1 is shielded through the first sealing structure 5, and the first gap 4 is blocked from being communicated with the outside, so that oil drops in the first gap 4 can drop on the first sealing structure 5, the oil drops are reduced to drop on a cooking bench, and the sanitation of a kitchen is guaranteed.

Further, referring to fig. 7, the first sealing structure 5 includes a first sealing connection portion 501, and the first sealing connection portion 501 is connected to an end surface of the fume collecting hood 2 away from the box 1 and an end surface of the oil cup 3 away from the box 1, respectively.

Through first sealing connection portion 501 and collection petticoat pipe 2 keep away from a terminal surface of box 1 and be connected, can effectively avoid producing the space between first sealing connection portion 501 and the collection petticoat pipe 2 to can prevent effectively that the oil that drips on first sealing connection portion 501 from flowing out from this space.

In a similar way, the end face of the box body 1 far away from the oil cup 3 is connected through the first sealing connection part 501, so that a gap can be effectively prevented from being generated between the first sealing connection part 501 and the oil cup 3, and oil drops dropping on the first sealing connection part 501 can be effectively prevented from flowing out of the gap.

Since one end surface of the smoke collecting hood 2 away from the tank 1 and one end surface of the oil cup 3 away from the tank 1 are flush, the first seal connecting portion 501 may have a flat plate shape.

In some embodiments, the first sealing connection 501 may be a gasket made of nitrile rubber or a gasket made of silicone rubber.

Wherein the first sealing connection 501 can be adhered to the oil cup 3 or the smoke collecting hood 2 by adhesive, and in some embodiments, the adhesive can be 3M glue, glass glue or silicone glue. Moreover, after the first sealing connection part 501 is respectively bonded on the oil cup 3 or the exhaust fume collecting hood 2 through the adhesive, the zero clearance is kept at the connection part of the first sealing connection part 501 and the oil cup 3 and the connection part of the exhaust fume collecting hood 2, so that the generation of the gap can be effectively avoided.

With continued reference to fig. 7, in order to fill the first gap 4, the first sealing structure 5 further comprises a first plug part 502, the first plug part 502 being connected with the first sealing connection 501. The first plugging portion 502 and the first sealing connection portion 501 form a certain included angle therebetween, the first plugging portion 502 is not connected to an end of the first sealing connection portion 501, and the first plugging portion 502 may divide the first sealing connection portion 501 into two parts. And when the first inserting part 502 is connected with the fume collecting hood 2 and the oil cup 3 respectively, the first inserting part 502 can be inserted into the first gap 4 to fill the first gap 4.

In addition, through inserting first grafting portion 502 in first clearance 4, be convenient for first seal structure 5 by first grafting portion 502 be divided into partly be connected with collection petticoat pipe 2, another part and oil cup 3 butt, can effectively avoid first seal structure 5 to connect on collection petticoat pipe 2 entirely, produce the space between oil cup 3 and the first sealing connection portion 501, or, can effectively avoid first seal structure 5 to connect on oil cup 3 entirely, produce the space between collection smoke kitchen and the first seal structure 5.

In some embodiments, the material of the first insertion part 502 may be the same as that of the first sealing connection part 501, and may also be a gasket made of nitrile rubber or a gasket made of silicone rubber. The first plug portion 502 may be connected to the first sealing connection portion 501 by heat fusion or be integrally formed.

In addition, in order to increase the stability of the connection of the first sealing structure 5, the first plug portion 502 may be adhered to the first panel 301 by an adhesive, which may also be 3M glue, glass glue, or silicone glue in some embodiments.

Fig. 8 shows a schematic view of the first sealing structure, and in conjunction with fig. 7 and 8, in order to enhance the stability of the first sealing structure 5 after installation, the first sealing structure 5 further includes a hanging part 503, and the hanging part 503 is connected with one end of the first plug part 502 far away from the first sealing connection part 501. The hanging portion 503 extends toward the first sealing connection portion 501, and a first insertion gap 6 is formed between the hanging portion 503 and the first insertion portion 502.

Insert first grafting clearance 6 through first panel 301 for peg graft portion 503 can be pegged graft on first panel 301, thereby makes first seal structure 5 can be pegged graft on oil cup 3, with the steadiness after the installation of reinforcing first seal structure 5, can effectively avoid first seal structure 5 to take place to drop.

In some embodiments, the hanging portion 503 may be made of the same material as the first insertion-connection portion 502, or may be a sealing gasket made of nitrile rubber or a sealing gasket made of silicone rubber. The hanging part 503 may be connected with the first inserting part 502 by heat fusion or integrally formed.

In order to further increase the connection stability of the first sealing structure 5, the hanging part 503 may be adhered to the first panel 301 by an adhesive, which may be 3M glue, glass glue or silicone glue in some embodiments.

In other embodiments, in order to facilitate the formation of the first plugging gap 6 between the hanging part 503 and the first plugging part 502, the hanging part 503 may have a hook shape or an L shape.

With continued reference to fig. 7 and 8, in order to effectively avoid the first sealing connection portion 501 from generating a gap with the smoke collecting hood 2 and the oil cup 3 respectively, and causing oil droplets to drop, so that the first sealing connection portion 501 respectively and tightly fits with an end face of the smoke collecting hood 2 away from the box 1 and an end face of the oil cup 3 away from the box 1, the length of the first panel 301 in the direction towards the box 1 is not less than the length of the first inserting-connecting portion 502 in the direction towards the box 1.

When the length of the first panel 301 along the direction of the box body 1 is equal to the length of the first inserting part 502 along the direction of the box body 1, after the first sealing structure 5 is hung on the first panel 301 through the hanging part 503, the first sealing connection part 501 can be just abutted to the end face of the box body 1 away from the fume collecting hood 2 and the end face of the oil cup 3 away from the box body 1, so that the first sealing connection part 501 can be effectively prevented from generating gaps with the fume collecting hood 2 and the oil cup 3 respectively to cause oil drops to drop.

When the length of the first panel 301 along the direction towards the box 1 is greater than the length of the first inserting part 502 along the direction towards the box 1, after the first sealing structure 5 is hung on the first panel 301 through the hanging part 503, the first sealing connection part 501 can be tightly abutted to the end face of the collection hood 2 far away from the box 1 and the end face of the oil cup 3 far away from the box 1, and after the first sealing connection part 501 is extruded, the first sealing connection part 501 can be further effectively prevented from generating gaps with the collection hood 2 and the oil cup 3 respectively to cause oil drops to drip.

To sum up, in the process of shielding the first gap 4, in some embodiments, before the oil cup 3 is assembled, the first sealing structure 5 may be hung on the first panel 301 through the hanging portion 503, and the hanging portion 503 and the first inserting portion 502 may be adhered to the first panel 301 tightly through the adhesive. Through oil cup 3 and collection petticoat pipe 2 sliding connection again for back on oil cup 3 assembles to collection petticoat pipe 2, and scribble the adhesive with first sealing connection portion 501 after, it is inseparable to bond first sealing connection portion 501 respectively with collection petticoat pipe 2 keep away from an terminal surface of box 1 and an end face that box 1 was kept away from to oil cup 3, thereby can shelter from the one end that box 1 was kept away from to first clearance 4.

Besides, as shown in fig. 7, where L2 represents the sliding direction of the vertical oil cup 3, after the oil cup 3 is assembled on the fume collecting hood 2, also because the machining precision of the sheet metal part of the fume collecting hood 2 and the sheet metal part of the oil cup 3 is limited, a second gap 7 is formed between the second panel 302 and the fume collecting hood 2 along the sliding direction L2 of the vertical oil cup 3, and both ends of the second gap 7 along the sliding direction L1 of the oil cup 3 are respectively communicated with the oil cup 3 and the outside.

When the range hood works, because the two ends of the second gap 7 along the sliding direction L1 of the oil cup 3 are respectively communicated with the oil cup 3 and the outside, the oil smoke entering the oil cup 3 can flow out through the second gap 7, and after the oil smoke is condensed, oil drops can be formed in the second gap 7 and drop on the cooking bench, thereby affecting the kitchen sanitation.

Therefore, in order to further reduce the oil drops to drip on the cooking bench and ensure the sanitation of a kitchen, the application also provides another range hood, and the realizable structure and the working principle of the range hood are shown as follows.

Fig. 9 shows a schematic view of another range hood, fig. 10 shows a cross-sectional view from E to E in fig. 9, and fig. 11 shows an enlarged view of a portion F in fig. 10, which is combined with fig. 9, 10 and 11, the range hood includes a second sealing structure 8, the second sealing structure 8 is disposed between the second panel 302 and the smoke collecting hood 2, and the second sealing structure 8 is used for shielding one end of the second gap 7 communicating with the outside.

One end of the second gap 7 communicated with the outside is shielded through the second sealing structure 8, and the second gap 7 is blocked from being communicated with the outside, so that oil drops in the second gap 7 can drop on the second sealing structure 8, the oil drops are further reduced to drop on the cooking bench, and the sanitation of a kitchen is guaranteed.

Referring to fig. 11, the second sealing mechanism includes a second sealing connection 801, and the second sealing connection 801 is connected to the smoke collecting hood 2 and the second panel 302, respectively.

The second sealing connecting part 801 is connected with the fume collecting hood 2, so that a gap between the second sealing connecting part 801 and the fume collecting hood 2 can be effectively avoided, and therefore, the oil fume can be effectively prevented from flowing out of the gap; similarly, the second sealing connection portion 801 is connected to the second panel 302, so that a gap between the second sealing connection portion 801 and the second panel 302 can be effectively avoided, and the oil smoke can be effectively prevented from flowing out of the gap.

In some embodiments, the second sealing connection 801 may be a gasket made of nitrile rubber or a gasket made of silicone rubber.

Wherein the second sealing connection 801 may be adhered to the second panel 302 or the smoke collecting hood 2 by an adhesive, which may be 3M glue, glass glue, or silicone glue in some embodiments. Moreover, after the second sealing connection part 801 is respectively bonded on the second panel 302 or the smoke collecting hood 2 through adhesives, zero gaps are kept at the connection positions of the second sealing connection part 801 and the second panel 302 and the smoke collecting hood 2, and gaps can be effectively avoided.

Fig. 12 shows a schematic diagram of the second sealing structure, and with reference to fig. 11 and 12, in order to enhance the stability of the second sealing structure 8 after installation, the second sealing mechanism further includes a second insertion portion 802, a second insertion gap 9 is formed in the second insertion portion 802, and the second panel 302 is inserted into the second insertion gap 9, so that the second sealing structure 8 is inserted into the oil cup 3, so as to enhance the stability of the second sealing structure 8 after installation, and can effectively prevent the second sealing structure 8 from falling off.

In some embodiments, as shown in fig. 12, the second plug part 802 is U-shaped, the second sealing connection part 801 may extend in the same direction as the second plug gap 9, and the second sealing connection part 801 is connected with an end of the second plug part 802 away from the opening of the second plug part 802.

In other embodiments, the material of the second plug portion 802 may be the same as that of the second sealing connection portion 801, and may also be a gasket made of nitrile rubber or a gasket made of silicone rubber. The second plug portion 802 may be connected with the second sealing connection portion 801 by heat fusion or be integrally formed.

In addition, continuing with fig. 11 and 12, in order to make the second plugging portion 802 plugged on the second panel 302, the end of the second sealing connection portion 801 away from the second plugging portion 802 can be abutted tightly against the smoke collecting hood 2 to completely close the end of the second gap 7 communicating with the outside, and the length of the second sealing connection portion 801 in the direction toward the box body 1 is not less than the length of the second gap 7 in the direction toward the box body 1.

When the length of second sealing connection portion 801 along the direction towards box 1 equals the length of second clearance 7 along the direction towards box 1, after second seal structure 8 is pegged graft on second panel 302 through second grafting portion 802, the one end that second sealing connection portion 801 kept away from second grafting portion 802 can just with collection petticoat pipe 2 butt to can effectively avoid second sealing connection portion 801 and collection petticoat pipe 2 to produce the space, cause the oil smoke to flow out.

When the length of the second sealing connection part 801 along the direction towards the box body 1 is greater than the length of the second gap 7 along the direction towards the box body 1, after the second sealing structure 8 is inserted into the second panel 302 through the second insertion part 802, one end of the second sealing connection part 801 far away from the second insertion part 802 can be tightly abutted to the smoke collecting hood 2, so that the second sealing connection part 801 can be further effectively prevented from generating a gap with the smoke collecting hood 2, and the oil smoke is caused to flow out.

In summary, in the process of blocking the second gap 7, in some embodiments, the second sealing structure 8 may be plugged on the second panel 302 by the second plugging portion 802 before the oil cup 3 is assembled, and the second plugging portion 802 and the second panel 302 may be adhered tightly by the adhesive. And the oil cup 3 is slidably connected with the fume collecting hood 2, so that the oil cup 3 is assembled on the fume collecting hood 2, one end of the second sealing connecting part 801, which is far away from the second inserting part 802, is coated with an adhesive, and then the second sealing connecting part 801 is tightly bonded with the fume collecting hood 2, so that one end of the second gap 7, which is communicated with the outside, can be shielded.

In the description herein, particular features, structures, materials, or characteristics may be combined in any suitable manner in any one or more embodiments or examples.

The above description is only for the specific embodiments of the present application, but the scope of the present application is not limited thereto, and any person skilled in the art can easily conceive of the changes or substitutions within the technical scope of the present application, and shall be covered by the scope of the present application. Therefore, the protection scope of the present application shall be subject to the protection scope of the claims.

Claims (9)

1. A range hood, comprising:

a box body;

the smoke collecting cover is arranged at one end of the box body;

the oil cup is connected to the smoke collection cover in a sliding mode, a first gap is formed between the oil cup and the smoke collection cover along the sliding direction of the oil cup, and one end, far away from the box body, of the first gap is communicated with the outside;

the first sealing structure is arranged between the smoke collecting cover and the oil cup and used for shielding the first gap away from one end of the box body.

2. The range hood of claim 1, wherein the first seal structure comprises:

the first sealing connection part is respectively connected with one end face of the box body and one end face of the oil cup body, wherein the end face of the box body is far away from the oil cup body.

3. The range hood of claim 2, wherein the first seal structure further comprises:

first grafting portion, first grafting portion with first sealing connection connects, just first sealing connection respectively with collection petticoat pipe with when the oil cup is connected, first grafting portion inserts in the first clearance.

4. The range hood of claim 3, wherein the first seal structure further comprises:

the hanging part is in a hook shape, the hanging part is far away from the first inserting part, one end of the first sealing connecting part is connected, the hanging part faces towards the first sealing connecting part, a first inserting gap is formed between the hanging part and the first inserting part, and the first inserting gap is formed between the first inserting part and is followed by the sliding direction of the oil cup, the oil cup is close to the end face of the smoke collecting hood, the first panel is inserted into the first inserting gap, so that the first sealing structure is hung on the oil cup.

5. The range hood of claim 4, wherein the length of the first panel in the direction towards the box body is not less than the length of the first insertion part in the direction towards the box body.

6. The range hood according to claim 1, wherein an end surface of the oil cup away from the fume collecting hood along a sliding direction of the oil cup is a second panel, and a second gap is formed between the second panel and the fume collecting hood along a sliding direction perpendicular to the oil cup, and two ends of the second gap along the sliding direction of the oil cup are respectively communicated with the oil cup and the outside, the range hood further comprising:

the second sealing structure is arranged between the second panel and the smoke collecting cover and used for shielding one end of the second gap communicated with the outside.

7. The range hood of claim 6, wherein the second sealing mechanism comprises:

a second sealing connection respectively connected with the fume collecting hood and the second panel.

8. The range hood of claim 7, wherein the second sealing mechanism further comprises:

the second plug part is U-shaped, a second plug gap is formed in the second plug part, the second sealing connecting part is connected with one end, far away from the opening of the second plug part, and the second panel is inserted into the second plug gap so that the second sealing structure is plugged on the oil cup.

9. The range hood of claim 7, wherein a length of the second seal connection in a direction toward the box is not less than a length of the second gap in a direction toward the box.

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