CN210004492U - kinds of fume collecting hood assembly and fume exhaust fan - Google Patents

Abstract

The application discloses a fume collecting hood assembly and a range hood, wherein the fume collecting hood assembly comprises a fixed fume collecting hood, a rotary fume collecting hood and an oil collecting assembly, a fixed fume collecting cavity is formed in the fixed fume collecting hood, a top fume inlet communicated with the fixed fume collecting cavity is formed in the bottom of the fixed fume collecting hood, a rotary fume collecting cavity is formed in the rotary fume collecting hood and is arranged at the bottom of the fixed fume collecting hood and can rotate relative to the fixed fume collecting hood to move to a closed position or an open position, the rotary fume collecting hood is provided with a side fume inlet and an oil leakage hole communicated with the rotary fume collecting cavity, the oil collecting assembly is arranged on the rotary fume collecting hood, when the rotary fume collecting hood is in the open position, a fume collecting space is formed between the fixed fume collecting hood and the rotary fume collecting hood, the top fume inlet and the side fume inlet face the fume collecting space, the rotary fume collecting cavity is communicated with the fixed fume collecting cavity, the oil leakage hole is located at the lowest position of the rotary fume collecting hood, and the oil leakage hole is located below the oil leakage.

Description

kinds of fume collecting hood assembly and fume exhaust fan

Technical Field

The application belongs to the technical field of kitchen household appliances, especially relates to kinds of collection petticoat pipe subassembly and range hood.

Background

The range hood is which is an indispensable kitchen household appliance in modern families, and the main types of the range hoods in the current market are top suction type and side suction type, wherein the smoke collecting cavity of the top suction type range hood has a large smoke collecting area, can effectively collect oil smoke and prevent escape and diffusion, the range hood has the defects that the installation position is limited, the range hood cannot be installed too low, heads and oil drops are easy to collide, the negative pressure area of the smoke inlet is far away from the oil smoke generation area, the smoke overflow phenomenon is easy to occur, the user experience is poor, the negative pressure area of the smoke inlet of the side suction type range hood is close to the oil smoke generation area, the heads are not easy to collide, the appearance is attractive and fashionable, the range hood has the oil smoke collecting effect , the oil smoke absorption efficiency is low, in the domestic cooking environment, particularly in the instant of quick rise of oil smoke, and the oil smoke which is not sucked in.

Therefore, the range hood which has the top suction and the side suction simultaneously appears, the advantages of the top suction and the side suction are combined, the oil fume collecting effect is good, the negative pressure area moves downwards, and the oil fume suction effect is enhanced; however, the outer wall of the side suction part is easy to be adhered with oil stains and easy to drip oil, so that the cleaning is difficult; and the collection smoke chamber of side suction part is at the upset in-process, and the oil that adheres to on the collection smoke chamber drips, influences user experience. In addition, the oil collecting structure of the existing range hood is unreasonable in arrangement, waste oil cannot be effectively collected, cleaning and cleaning are difficult, and user experience is also influenced.

The above description is included in the technical recognition scope of the inventors, and does not necessarily constitute the prior art.

SUMMERY OF THE UTILITY MODEL

In order to solve the problem, the purpose of this application is to provide kinds of collection petticoat pipe subassembly and range hood, has the top simultaneously and inhales with the side suction ability to can prevent rotatory collection petticoat pipe rotatory in-process, adnexed oil drips on the rotatory collection smoke chamber, effectively collects waste oil, and the cleanness is managed more easily, keeps sanitation and hygiene, and user experience is better.

In order to achieve the purpose, the application provides fume collecting hood assemblies, which are characterized by comprising a fixed fume collecting hood, a rotary fume collecting hood and an oil collecting assembly, wherein a fixed fume collecting cavity is formed in the fixed fume collecting hood, a top fume inlet communicated with the fixed fume collecting cavity is formed in the bottom of the fixed fume collecting hood, the rotary fume collecting hood is provided with a rotary fume collecting cavity formed in the rotary fume collecting hood and can rotate relative to the fixed fume collecting hood to move to a closed position or an open position, the rotary fume collecting hood is provided with a side fume inlet and an oil leakage hole communicated with the rotary fume collecting cavity, the oil collecting assembly is arranged on the rotary fume collecting hood, when the rotary fume collecting hood is in the open position, a fume collecting space is formed between the fixed fume collecting hood and the rotary fume collecting hood, the top fume inlet and the side fume inlet face the fume collecting space, the rotary fume collecting cavity is communicated with the fixed fume collecting cavity, the oil leakage hole is located below the rotary fume collecting hood, and the oil leakage hole is located below the oil collecting assembly.

In examples, the bottom of the fixed smoke collecting hood is provided with a connection matching part, the connection matching part is provided with a matching smoke inlet communicated with the fixed smoke collecting cavity, the end of the rotary smoke collecting hood is provided with a rotary connecting part, the other end of the rotary smoke collecting hood is provided with the oil collecting assembly, the rotary connecting part is provided with a smoke outlet communicated with the rotary smoke collecting cavity, the rotary connecting part is in matching connection with the connection matching part so as to rotatably install the rotary smoke collecting hood at the bottom of the fixed smoke collecting hood, and when the rotary smoke collecting hood is in the opening position, the smoke outlet is opposite to the matching smoke inlet.

In examples, the rotary connecting part is in a shape of a solid of revolution, the rotary exhaust fume collecting hood can rotate around a rotary axis of the rotary connecting part relative to the fixed exhaust fume collecting hood, the connecting matching part is provided with a matching surface matched with the shape of the rotary connecting part, and the rotary connecting part is embedded and installed on the connecting matching part and is coaxial with the matching surface.

In examples, the rotating smoke collecting cover is further provided with a plurality of oil guide ports communicated with the rotating smoke collecting cavity, and when the rotating smoke collecting cover is in the closed position, the oil guide ports and the side smoke inlet are upward and are positioned below the connecting matching part and the top smoke inlet.

In examples, the bottom of the fixed smoke collecting cover is provided with a smoke collecting cavity which is arranged adjacent to the connecting matching part and is concave upwards, the top smoke inlet is positioned in the smoke collecting cavity, and the side wall of the smoke collecting cavity is obliquely arranged towards the top smoke inlet.

In examples, the exhaust hood further comprises a driving component and a connecting component, wherein the connecting component is fixedly connected with the rotary connecting part, the driving component is movably connected with the connecting component, and the driving component drives the connecting component to move so as to drive the rotary exhaust hood to rotate around a central axis of the rotary connecting part.

In examples, the bottom of the fixed fume collecting hood is provided with an accommodating cavity which is concave upwards, the shape of the accommodating cavity is matched with that of the rotary fume collecting hood, and when the rotary fume collecting hood is in the closed position, the rotary fume collecting hood is embedded into the accommodating cavity.

In examples, the rotary exhaust fume collecting hood further comprises a limiting component, wherein the limiting component is arranged in the accommodating cavity, and when the rotary exhaust fume collecting hood is in the closed position, the limiting component is abutted with the rotary exhaust fume collecting hood so as to limit the position of the rotary exhaust fume collecting hood in the accommodating cavity.

In examples, the oil collecting device further comprises a plug structure, the oil collecting assembly is detachably connected with the rotary smoke collecting cover through the plug structure, and the plug structure is further provided with a limiting structure, and the limiting structure limits the oil collecting assembly on the rotary smoke collecting cover.

In another aspect, the present application further provides a range hood including a smoke collection hood assembly as described in any of above.

kinds of collection petticoat pipe subassembly and range hood that provide through this application can bring following beneficial effect:

1. the oil collecting cover assembly is arranged on the rotary oil collecting cover, oil drops attached to the rotary oil collecting cavity in the rotary oil collecting cover rotating process can be prevented from falling off, cleanness and sanitation are kept, oil is collected by the oil collecting cover assembly more easily, waste oil is collected effectively, oil residue is reduced, cleaning and cleaning are easier, and user experience is better.

2. The rotary connecting part is coaxial with the matching surface, so that the rotary shaft of the rotary smoke collecting hood is fixed relative to the fixed smoke collecting hood, the motion track of the rotary smoke collecting hood is relatively fixed, the motion is more stable and reliable, the matching structure of the fixed smoke collecting hood and the rotary smoke collecting hood is simple and reasonable, the installation is compact, the interference is effectively avoided, the realization is easy, the manufacture is convenient, and the cost is low; meanwhile, the gap between the smoke outlet and the matched smoke inlet is smaller on the premise of not interfering the movement of the rotary smoke collecting cover, the matching is tighter, the oil smoke is effectively prevented from escaping, the oil smoke absorption effect is better, the oil smoke absorption efficiency is higher, and the user experience is better.

3. Rotatory collection petticoat pipe when the closed position, the remaining fluid in the fixed collection smoke chamber can be kept in rotatory collection smoke chamber through leading the hydraulic fluid port, makes oil on the fixed collection petticoat pipe outer wall drop and the oil that drips in the fixed collection smoke chamber can both be effectively collected, prevents to have oil to drip, realizes two oil circuit collection oil, and collection oil efficiency is higher, and the collection oil effect is better, and user experience is better.

4. The cigarette collecting cavity which is concave upwards increases the contact area of the oil smoke and enhances the cigarette collecting effect; inclination can make the adhesion advance the cigarette mouth at the top around oil drop rely on gravity along the slope lateral wall trickling of holding together the cigarette chamber to flow to on the rotatory collection cigarette cover, conveniently lead oil and collection oil, avoid the oil drop on the fixed collection cigarette cover to remain and drip, keep sanitation and hygiene, user experience is better.

5. When rotatory collection petticoat pipe is in the closed position, rotatory collection petticoat pipe embedding holding intracavity, effectively reduce the space and occupy, save the kitchen space, make collection petticoat pipe subassembly whole more level and more smooth, improve sex, the outward appearance is more pleasing to the eye, and user experience is better.

6. The position of the rotary smoke collecting cover in the containing cavity is limited by the limiting component, the rotary smoke collecting cover is prevented from being trapped in too deep and being clamped in the containing cavity, and the position switching of the rotary smoke collecting cover is more stable and reliable.

7. The oil collecting assembly is detachably connected with the rotary exhaust fume collecting cover through the inserting structure, so that the oil collecting assembly can pour oil and is convenient to clean; the limiting structure facilitates quick installation and positioning of the oil collecting assembly and the rotary smoke collecting cover, is convenient and quick to disassemble and assemble, has high assembly and maintenance efficiency, and ensures that an oil collecting port of the oil collecting assembly is accurately aligned with the oil leakage hole and the oil collecting effect; spacing structure can also play the fixed effect of pretension, and the collection oil subassembly is more firm stable with the connection of rotatory collection petticoat pipe, avoids rocking, and user experience is better.

Drawings

The accompanying drawings, which are incorporated herein and constitute part of this application and are included to provide a further understanding of the application, section of the application, illustrate embodiments of the application and together with the description serve to explain the application and not to limit the application.

FIG. 1 is an exploded schematic view of an smoke collection hood assembly provided by an embodiment of the application;

FIG. 2 is a schematic illustration of types of smoke collection hood assemblies in an open position as provided by embodiments of the present application;

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

FIG. 4 is a cross-sectional view taken along line B-B of FIG. 3;

FIG. 5 is a schematic illustration of types of smoke collection hood assemblies in a closed position as provided by embodiments of the present application;

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

FIG. 7 is a cross-sectional view taken along section D-D of FIG. 6;

FIG. 8 is a schematic structural diagram of a stationary smoke collection hood provided by an embodiment of the present application;

FIG. 9 is a schematic perspective view of a rotating smoke collecting hood and oil collecting assembly according to an embodiment of the present disclosure;

FIG. 10 is an exploded view of a rotating smoke collection hood and oil collection assembly provided by an embodiment of the present application;

fig. 11 is a schematic structural view of a housing of a rotary smoke collecting hood according to an embodiment of the present application;

fig. 12 is a bottom view of a rotating smoke collection cage provided by an embodiment of the present application;

fig. 13 is a schematic structural diagram of an oil collecting assembly according to an embodiment of the present application.

Detailed Description

In order to more clearly explain the overall concept of the present application, the following detailed description is given by way of example in conjunction with the accompanying drawings.

In the description of the present application, it is to be understood that the terms "central," "upper," "lower," "front," "rear," "left," "right," "vertical," "horizontal," "top," "bottom," "inner," "outer," "axial," "radial," "circumferential," and the like are used in the orientation or positional relationship indicated in the drawings for convenience in describing the present application and for simplicity in description, and are not intended to indicate or imply that the referenced device or element must have a particular orientation, be constructed and operated in a particular orientation, and are therefore not to be construed as limiting the present invention.

Thus, a feature defined as "", "second" may explicitly or implicitly include or more of that feature.

In this application, unless otherwise expressly stated or limited, the terms "mounted," "connected," "secured," and the like shall be construed , as meaning either fixed or removable, or , mechanically, electrically, or communicatively, directly or indirectly through an intermediary, or through an interconnection between two elements or through an interaction between two elements.

In the description herein, reference to the description of the terms " solutions", " solutions", "examples", "specific examples", or " examples" or the like means that the particular features, structures, materials, or characteristics described in connection with the solutions or examples are included in at least solutions or examples of the application.

For convenience of description, the terms "front", "rear", "left", "right", "up" and "down" are used herein to describe the orientation of the extractor hood relative to the user.

The small arrows in fig. 3 and 6 indicate the flow paths of the oil.

As shown in fig. 1 to 7, an embodiment of the present application provides kinds of smoke collecting hood assemblies 100, which include a fixed smoke collecting hood 1, a rotary smoke collecting hood 2 and a smoke collecting assembly 3, wherein a fixed smoke collecting chamber 11 is formed in the fixed smoke collecting hood 1, a top smoke inlet 12 communicating with the fixed smoke collecting chamber 11 is provided at the bottom of the fixed smoke collecting hood 1, the fixed smoke collecting hood 1 forms a top suction type structure having a larger smoke collecting area to effectively collect smoke and prevent escape and diffusion, a rotary smoke collecting chamber 21 is formed in the rotary smoke collecting hood 2, the rotary smoke collecting hood 2 has a side smoke inlet 22 and a smoke leakage hole 23 communicating with the rotary smoke collecting chamber 21, the rotary smoke collecting hood 2 is provided at the bottom of the fixed smoke collecting hood 1 and is capable of rotating with respect to the fixed smoke collecting hood 1 to move to a closed position or an open position, when the rotary smoke collecting hood 2 is in the open position, the rotary smoke collecting hood 2 forms a side smoke collecting structure, a negative pressure region of the side smoke inlet 22 is closer to a suction effect generating region, a negative pressure effect is less likely to collide with a head, an appearance of a user, and an appearance experience of a rotary smoke collecting hood assembly, the rotary smoke collecting hood 2 is more attractive, a rotary smoke collecting hood assembly, a rotary smoke collecting hood 2 is more efficient to prevent a user from moving to a top smoke collecting effect, a top smoke collecting chamber and a top smoke collecting chamber from moving to a top smoke collecting chamber, a top smoke collecting chamber 12, thereby preventing a user from moving to a top smoke collecting chamber 21, and a user from moving to a top smoke collecting chamber for a user, thereby preventing a user, and a user from moving the user.

The oil collecting component 3 is arranged on the rotary smoke collecting cover 2, so that oil drops attached to the rotary smoke collecting cavity 21 can be prevented from dropping in the rotary process of the rotary smoke collecting cover 2, and cleanness and sanitation are kept. Meanwhile, the oil way has the characteristic of going from top to bottom, when the rotary fume collecting hood 2 is in a closed position, oil on the fixed fume collecting hood 1 and the rotary fume collecting hood 2 is gathered and temporarily stored in the rotary fume collecting cavity 21; when collection petticoat pipe subassembly 100 is worked, rotatory collection petticoat pipe 2 is opening the position, the collection cigarette in-process, top inlet 12 and lateral part inlet 22 smoke extraction oil smoke simultaneously, the solidified oil of keeping in rotatory collection smoke chamber 21 is heated by the high temperature flue gas, the mobility reinforcing, fluid flows together to the lowest position of rotatory collection petticoat pipe 2 automatically under the effect of gravity, and oil leakage hole 23 is in the lowest position of rotatory collection petticoat pipe 2, collection oil subassembly 3 is located oil leakage hole 23 below, collection oil port of collection oil subassembly 3 is just to oil leakage hole 23, thereby fluid is collected by collection oil subassembly 3 more easily, effectively collect waste oil, collection oil efficiency is higher, reduce waste oil and remain, cleaner the management more easily, user experience is better.

Specifically, as shown in fig. 1, 3, 4 and 6 to 11, the bottom of the fixed fume collecting hood 1 is provided with a connection matching part 13, the connection matching part 13 is provided with a matching fume inlet 131 communicated with the fixed fume collecting chamber 11, the end of the rotary fume collecting hood 2 is provided with a rotary connecting part 24, the other end is provided with an oil collecting component 3, the rotary connecting part 24 is provided with a fume outlet 241 communicated with the rotary fume collecting chamber 21, the rotary connecting part 24 is matched and connected with the connection matching part 13 so as to rotatably install the rotary fume collecting hood 2 at the bottom of the fixed fume collecting hood 1, when the rotary fume collecting hood 2 is in an opening position, the fume outlet 241 is opposite to the matching fume inlet 131, so that the rotary fume collecting chamber 21 is communicated with the fixed fume collecting chamber 11 in a matching way, oil drops attached to a fan of the range hood can drip onto the bottom wall in the fixed fume collecting chamber 11 and flow to the matching fume inlet 131 along the bottom wall, and finally flow into the matching fume inlet 241 along the inner wall of the rotary fume collecting chamber 21 along the fume inlet 3, so as to conveniently and improve the oil suction efficiency and the oil fume.

The rotating smoke collecting cover 2 is assembled with the fixed smoke collecting cover 1, the whole rotating connecting part 24 is embedded and installed on the connecting matching part 13 and is coaxial with the matching surface 132, namely the rotating axis of the rotating connecting part 24 is overlapped with the rotating axis of the matching surface 132, the rotating smoke collecting cover 2 rotates around the concentric shaft of the rotating connecting part 24 and the matching surface 132, even if the rotating shaft of the rotating smoke collecting cover 2 is fixed relative to the fixed smoke collecting cover 1, the motion track of the rotating smoke collecting cover 2 is relatively fixed and the motion is more stable and reliable, the matching structure of the fixed smoke collecting cover 1 and the rotating smoke collecting cover 2 is simple and reasonable, the installation is compact, the interference is effectively avoided, the implementation is easy, the manufacturing cost is low, meanwhile, the matching gap between the rotating connecting part 24 and the matching surface 132 can be reduced as much as possible on the premise of ensuring the motion of the rotating smoke collecting cover 2 not to interfere, the matching gap between the rotating smoke collecting cover 24 and the rotating smoke collecting port 241 is matched with the circular arc-shaped matching surface, the smoke sucking port 131 is more effective, the smoke collecting port 131 is matched with the circular arc-shaped matching surface, the cylindrical smoke collecting port 131, the smoke collecting port 131 is more effective, the smoke sucking smoke collecting efficiency is better, the escaping effect is better.

Specifically, the connection fitting portion 13 further includes mounting portions 133 provided at both ends of the fitting surface 132, both ends of the rotary connecting portion 24 are provided with grooves 242 fitted with the mounting portions 133, and the grooves 242 are connected with the mounting portions 133 through the connecting member 134, so that the rotary collecting hood 2 is rotatably mounted on the fixed collecting hood 1. Wherein the connector 134 comprises a zinc alloy, a copper sleeve and a cover plate.

The oil droplets remained around the top smoke inlet 12 flow together to the outer wall of the rotary smoke collecting hood 2 along the outer wall of the fixed smoke collecting hood 1, then enter the rotary smoke collecting cavity 21 through the oil guide port 25 and are temporarily stored in the rotary smoke collecting cavity 21, when the smoke collecting hood assembly 100 works, the rotary smoke collecting hood 2 is in an open position, the oil temporarily stored in the rotary smoke collecting cavity 21 flows into the oil collecting assembly 3 through the oil leakage port 23 again, so that the oil droplets on the outer wall of the fixed smoke collecting cavity 2 and the fixed smoke collecting cavity 21 are enabled to flow into the oil collecting assembly 3 through the oil guide port 22 or the oil guide port 25, and are temporarily stored in the rotary smoke collecting cavity 21, and the oil droplets are more effectively collected by the oil guide ports 25 arranged on the rotary smoke collecting cavity 21, more effectively and more efficiently, and more effectively prevent the oil droplets from being collected by the rotary oil collecting ports 24, and more effectively preventing the oil droplets from being discharged from the oil collecting cavities 24, and more effectively preventing the oil droplets from being discharged from the rotary smoke collecting cavity 21.

Specifically, as shown in fig. 10 to 13, the rotating smoke collecting cover 2 includes a housing 26, a glass panel 27 and an oil screen 28, a rotating smoke collecting cavity 21 is formed in the housing 26, an opening 261 communicated with the rotating smoke collecting cavity 21 is formed in the side of the housing 26, a clamping portion 271 and a fixing portion 272 are arranged on the glass panel 27, the glass panel 27 is clamped with the housing 26 through the clamping portion 271 and shields part of the opening 261, the other part of the opening 261 of the housing forms a side smoke inlet 22, the oil screen 28 is installed at the side smoke inlet 22 and fixedly connected with the fixing portion 272 through screws, a plurality of strip-shaped holes 281 are formed in the oil screen 28, and when oil smoke is sucked into the rotating smoke collecting cavity 21 through the oil screen 28, the oil smoke is condensed on the oil screen 28 to form oil drops, enters the rotating smoke collecting cavity 21 through the strip-shaped holes 281, and then flows into the oil collecting assembly 3 by gravity.

Specifically, as shown in fig. 1, 3, 4, 6, 7 and 8, the bottom of the fixed smoke collecting cover 1 has a smoke collecting chamber 14 disposed adjacent to the connection fitting portion 13, the smoke collecting chamber 14 being recessed upward; the top smoke inlet 12 is positioned in the smoke collecting cavity 14, and the side wall of the smoke collecting cavity 14 is obliquely arranged towards the top smoke inlet 12. Compared with a plane, the cigarette collecting cavity 14 which is concave upwards increases the contact area of oil smoke and enhances the cigarette collecting effect; inclination can make the adhesion advance the cigarette mouth 12 at the top around the oil drop rely on gravity along the slope lateral wall trickling that gathers together the cigarette chamber 14 to flow to rotatory collection petticoat pipe 2 on, conveniently lead oil and collection oil, avoid the oil drop on the fixed collection petticoat pipe 1 to remain and drip, keep sanitation and hygiene, user experience is better.

The smoke collecting hood assembly 100 further comprises a driving component 4 and a connecting component 5, the connecting component 5 is fixedly connected with the rotary connecting portion 24, the driving component 4 is movably connected with the connecting component 5, the connection has freedom degree, the movement of the driving component 4 is more flexible and convenient, the driving component 4 drives the connecting component 5 to move, the rotary smoke collecting hood 2 is driven to rotate around a central axis of the rotary connecting portion 24, meanwhile, the driving component 4 controls the opening and closing angle of the rotary smoke collecting hood 2, the opening angle range of the rotary smoke collecting hood 2 relative to the fixed smoke collecting hood 1 is 90-120 degrees, when the opening angle is 90 degrees, the rotary smoke collecting hood 2 and a back plate of the fixed smoke collecting hood 1 are kept at the same angle of degrees, when the opening angle exceeds 120 degrees, the risk that the rotary smoke collecting hood 2 interferes with a wall surface is large, a mounting port 135 is further arranged on the connecting matching portion 13, the connecting component 5 penetrates through the mounting port 135 to be connected with the driving component 4, the connecting portion 13 is prevented from interfering with the movement of the driving component 4 and the connecting component 5, in specific embodiments, the driving component 4 is a push rod end of the motor is fixedly connected to the fixed smoke collecting hood 1 in a plug pin mode, when the push rod is in a state of a maximum stroke of a closed stroke, and a state, when the push rod is in a state, the rotary stroke of a push rod 35, the rotary stroke of a rotary stroke is a rotary.

When the rotary smoke collecting hood 2 is in a closed position, the rotary smoke collecting hood 2 is embedded into the accommodating cavity 15, the space occupation is effectively reduced, the kitchen space is saved, the smoke collecting hood assembly 100 is integrally smoother, the body property is improved, the appearance is more attractive, the user experience is better, the volume of the accommodating cavity 15 is larger than that of the rotary smoke collecting hood 2, and the rotary smoke collecting hood 2 can be completely embedded into the accommodating cavity 15 when closed.

Specifically, the fume collecting hood assembly 100 further comprises a limiting component 6, the limiting component 6 is arranged in the accommodating cavity 15, when the rotary fume collecting hood 2 is in the closed position, the limiting component 6 is abutted with the rotary fume collecting hood 2 to limit the position of the rotary fume collecting hood 2 in the accommodating cavity 15, the rotary fume collecting hood 2 is prevented from being trapped too deeply and clamped in the accommodating cavity 15, and the position switching of the rotary fume collecting hood 2 is more stable and reliable, in specific embodiments, the limiting component 6 can be a rubber pad.

Specifically, as shown in fig. 10 to 13, the fume collecting hood assembly 100 further includes an insertion structure 7, and the oil collecting assembly 3 is detachably connected to the rotary fume collecting hood 2 through the insertion structure 7, so that the oil collecting assembly 3 can be conveniently used for pouring and cleaning oil. The inserting structure 7 is also provided with a limiting structure 71, the limiting structure 71 limits the oil collecting assembly 3 on the rotary exhaust fume collecting hood 2, so that the oil collecting assembly 3 and the rotary exhaust fume collecting hood 2 can be conveniently and rapidly installed and positioned, the assembly and disassembly are convenient and rapid, the assembly and maintenance efficiency is high, the oil collecting port of the oil collecting assembly 3 is ensured to be accurately aligned with the oil leakage hole 23, and the oil collecting effect is ensured; limiting structure 71 can also play the fixed effect of pretension, and the connection of collection oil subassembly 3 and rotatory collection petticoat pipe 2 is more firm stable, avoids rocking, and user experience is better.

In embodiments, the plug structure 7 includes a plug member 72 disposed on of both the rotating smoke collecting hood 2 and the oil collecting assembly 3, and another of the two is disposed with a plug tongue 73, the plug tongue 73 is plugged with the plug member 72 in a matching manner to detachably mount the oil collecting assembly 3 on the rotating smoke collecting hood 2, the limiting structure 71 includes a limiting portion 711 disposed on the plug member 72, a positioning portion 712 is disposed on the plug tongue 73 correspondingly, the limiting portion 711 is in a matching and clamping manner with the positioning portion 712 to pre-tighten and fix the plug tongue 73 with the plug member 72, wherein the limiting portion 711 may be a spring plate, and the positioning portion 712 may be a groove in a matching and clamping manner with the spring plate.

As shown in fig. 2 to 7, another embodiments of the present application provide range hoods, which include a box assembly 200, a fan assembly 300, and a smoke collecting hood assembly 100 provided by any embodiment described above, where the box assembly 200 includes an exhaust passage 201, the fan assembly 300 is installed in the exhaust passage 201, and the smoke collecting hood assembly 100 is installed below the box assembly 200.

The embodiments in the present specification are described in a progressive manner, and the same and similar parts among the embodiments are referred to each other, and each embodiment focuses on the differences from the other embodiments. In particular, for the system embodiment, since it is substantially similar to the method embodiment, the description is simple, and for the relevant points, reference may be made to the partial description of the method embodiment.

The above description is only an example of the present application and is not intended to limit the present application. Various modifications and changes may occur to those skilled in the art. Any modification, equivalent replacement, improvement, etc. made within the spirit and principle of the present application should be included in the scope of the claims of the present application.

Claims (10)

1. A smoke collection cage assembly of the type described by claim 1, , said smoke collection cage assembly comprising:

   the fixed smoke collecting cover is internally provided with a fixed smoke collecting cavity, and the bottom of the fixed smoke collecting cover is provided with a top smoke inlet communicated with the fixed smoke collecting cavity;

   the rotary smoke collecting cover is provided with a rotary smoke collecting cavity, the rotary smoke collecting cavity is formed in the rotary smoke collecting cover, the rotary smoke collecting cover is arranged at the bottom of the fixed smoke collecting cover and can rotate relative to the fixed smoke collecting cover to move to a closed position or an open position, and the rotary smoke collecting cover is provided with a side smoke inlet and an oil leakage hole which are communicated with the rotary smoke collecting cavity; and

   the oil collecting component is arranged on the rotary smoke collecting cover;

   wherein, rotatory collection petticoat pipe is in during the open position, fixed collection petticoat pipe with form between the rotatory collection petticoat pipe and hold together the cigarette space, the top advance the mouth with lateral part advances the mouth orientation hold together the cigarette space, rotatory collection smoke chamber with fixed collection smoke chamber intercommunication, just the oil leakage hole is in the lowest position of rotatory collection petticoat pipe, the collection oil subassembly is located the oil leakage hole below.
2. 2. A smoke collecting hood assembly according to claim 1,

   the end of the rotating smoke collecting hood is provided with a rotating connecting part, the other end of the rotating smoke collecting hood is provided with the oil collecting component, and the rotating connecting part is provided with a smoke outlet communicated with the rotating smoke collecting cavity;

   the rotary connecting part is matched and connected with the connecting matching part so as to rotatably install the rotary smoke collecting hood at the bottom of the fixed smoke collecting hood; and when the rotary smoke collecting cover is in the opening position, the smoke outlet is over against the matched smoke inlet.
3. 3. A smoke collecting hood assembly according to claim 2,

   the rotary connecting part is in a shape of a rotary body, and the rotary smoke collecting hood can rotate around the rotary axis of the rotary connecting part relative to the fixed smoke collecting hood;

   the connecting matching part is provided with a matching surface matched with the shape of the rotating connecting part, and the rotating connecting part is embedded and installed on the connecting matching part and is coaxial with the matching surface.
4. 4. A smoke collecting hood assembly according to claim 2,

   the rotary fume collecting cover is also provided with a plurality of oil guide ports communicated with the rotary fume collecting cavity;

   when the rotary smoke collecting cover is in the closed position, the oil guide port and the lateral smoke inlet face upwards and are positioned below the connecting matching part and the top smoke inlet.
5. 5. A smoke collecting hood assembly according to claim 2,

   the bottom of the fixed smoke collecting cover is provided with a smoke collecting cavity which is arranged adjacent to the connecting matching part, and the smoke collecting cavity is recessed upwards; the top smoke inlet is positioned in the smoke gathering cavity, and the side wall of the smoke gathering cavity faces the top smoke inlet in an inclined mode.
6. 6. A smoke collecting hood assembly according to claim 2,

   the rotary connecting part is fixedly connected with the rotary connecting part, and the driving part is movably connected with the connecting part; the driving component drives the connecting component to move so as to drive the rotary smoke collecting hood to rotate around the central axis of the rotary connecting part.
7. 7. The collection hood assembly of any one of claims 1-6 of ,

   the bottom of the fixed fume collecting hood is provided with an accommodating cavity which is concave upwards, and the shape of the accommodating cavity is matched with that of the rotary fume collecting hood;

   when the rotary smoke collecting cover is in the closed position, the rotary smoke collecting cover is embedded into the accommodating cavity.
8. 8. A smoke collecting hood assembly according to claim 7,

   the limiting component is arranged in the accommodating cavity; when the rotary smoke collecting cover is located at the closed position, the limiting component is abutted against the rotary smoke collecting cover so as to limit the position of the rotary smoke collecting cover in the containing cavity.
9. 9. The collection hood assembly of any one of claims 1-6 of ,

   the oil collecting assembly is detachably connected with the rotary smoke collecting cover through the inserting structure; the plug structure is also provided with a limiting structure, and the oil collecting assembly is limited on the rotary smoke collecting cover by the limiting structure.
10. A range hood, 10, , comprising a smoke collection hood assembly as claimed in any of claims 1 to 9, .

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