CN215637411U

CN215637411U - Two-chamber collection petticoat pipe and lampblack absorber

Info

Publication number: CN215637411U
Application number: CN202121465118.3U
Authority: CN
Inventors: 杜黎维; 罗家胜; 潘叶江
Original assignee: Vatti Co Ltd
Current assignee: Vatti Co Ltd
Priority date: 2021-06-30
Filing date: 2021-06-30
Publication date: 2022-01-25
Anticipated expiration: 2031-06-30

Abstract

The application discloses two-chamber collection petticoat pipe and lampblack absorber. Two-chamber collection petticoat pipe includes: a smoke collecting hood and an inner hood; the smoke collecting cover is provided with two symmetrical upward-protruding installation positions, the tops of the two installation positions are respectively provided with a smoke suction port, and a continuous first installation surface is formed by surrounding the two smoke suction ports; the middle part of the inner cover is provided with an opening communicated with the two smoking ports, and the lower end of the inner cover is provided with a second mounting surface in a matching way; wherein the first mounting surface is connected with the second mounting surface in a sealing manner. Through first installation face and second installation face sealing connection to increase the joint strength of inner cover and collection petticoat pipe, reduce rivet quantity, improve assembly efficiency, the inner cover also can not be lightly yielding when even the transportation falls, and then promotes the complete machine performance.

Description

Two-chamber collection petticoat pipe and lampblack absorber

Technical Field

The utility model relates to the technical field of range hoods, in particular to a double-cavity smoke collecting hood and a range hood.

Background

The inner cover of domestic lampblack absorber generally adopts the rivet connection mode with being connected of collection petticoat pipe, and this kind of connection mode assembly efficiency is slow, and production efficiency is low, and the joint strength of inner cover and collection petticoat pipe is more weak simultaneously, and the inner cover is out of shape easily when the transportation falls, influences the complete machine performance.

SUMMERY OF THE UTILITY MODEL

It is an object of the present application to overcome the above problems or to at least partially solve or alleviate the above problems.

To this end, a first aspect of the utility model provides a dual chamber smoke collection hood.

A second aspect of the present invention provides a range hood.

In order to realize the first aspect of the utility model, the technical scheme of the utility model provides a double-cavity smoke collecting hood, which comprises: a smoke collecting hood and an inner hood; the smoke collecting cover is provided with two symmetrical upward-protruding installation positions, the tops of the two installation positions are respectively provided with a smoke suction port, and a continuous first installation surface is formed by surrounding the two smoke suction ports; the middle part of the inner cover is provided with an opening communicated with the two smoking ports, and the lower end of the inner cover is provided with a second mounting surface in a matching way; wherein the first mounting surface is connected with the second mounting surface in a sealing manner.

The smoke collecting cover of the technical scheme is provided with two symmetrical upward-protruding installation positions, smoke suction ports are formed in the tops of the two installation positions respectively and surround the two smoke suction ports to form a continuous first installation surface, the middle of the inner cover is provided with an opening communicated with the two smoke suction ports, and the lower end of the inner cover is adapted to be provided with a second installation surface which is in sealing connection with the second installation surface through the first installation surface. In order to increase the joint strength of inner cover and collection petticoat pipe, reduce rivet quantity, improve assembly efficiency, the inner cover also can not be light yielding even if the transportation falls, and then promotes the complete machine performance.

In addition, the above technical solution of the present invention may further have the following additional technical features:

in the technical scheme, the convex top of the mounting position is bent towards the interior of the smoke suction port to form the first mounting surface, and a smoke hood folding line is formed at the bent position; the lower end of the inner cover is turned outwards to form the second mounting surface matched with the first mounting surface; the first mounting surface and the second mounting surface are fixedly mounted in an attaching mode, and edge lines of the second mounting surface are close to the smoke hood folding lines.

In the technical scheme, the height of the bulge of the installation position gradually increases from the middle part close to the smoke collecting hood to the middle part far away from the smoke collecting hood, and the first installation surface and the second installation surface are both of structures with low middle parts and high two sides.

In the above technical scheme, the first mounting surface and the second mounting surface are bonded by glue and fixed by a fixing member.

In the above technical scheme, the fixing piece is a rivet, and the glue is made of polyurethane.

In the technical scheme, the smoking ports comprise a first smoking port arranged on the left side and a second smoking port arranged on the right side; the cigarette holder is characterized in that a second reinforcing support is arranged on the first cigarette suction port, a first reinforcing support is arranged on the second cigarette suction port, the upper ends of the first reinforcing support and the second reinforcing support are detachably connected with the inner cover, the lower ends of the first reinforcing support and the second reinforcing support are detachably connected with the mounting position, and the first reinforcing support and the second reinforcing support are symmetrically arranged.

In the technical scheme, the first reinforcing bracket comprises a first transverse sheet, a first vertical sheet and a second vertical sheet which are oppositely arranged, and a first connecting sheet and a second connecting sheet; the first transverse sheet is detachably connected with the inner cover, the first vertical sheet and the second vertical sheet are vertically connected to two ends of the first transverse sheet respectively, the first connecting sheet is transversely arranged at the lower end of the first vertical sheet, the second connecting sheet is transversely arranged at the lower end of the second vertical sheet, and the first connecting sheet and the second connecting sheet are connected with the front side edge part of the second smoking port in an adaptive mode.

In the above technical scheme, the height of the first vertical piece is smaller than that of the second vertical piece, so that the first transverse piece is gradually increased from the connecting end of the first transverse piece and the first vertical piece to the connecting end of the first transverse piece and the second vertical piece, and is used for being matched with the radian of the inner cover.

Among the above-mentioned technical scheme, still including set up in the back plate of inner cover main part rear side, connect, and with collection petticoat pipe back plate that collection petticoat pipe is connected.

In order to realize the second aspect of the utility model, the technical scheme of the utility model provides a range hood which comprises the double-cavity smoke collecting hood as described in any one of the first aspect.

The range hood of the technical scheme comprises the double-cavity smoke collecting hood of any technical scheme of the utility model, so that the range hood has all the technical effects of the double-cavity smoke collecting hood of any technical scheme of the utility model.

The above and other objects, advantages and features of the present application will become more apparent to those skilled in the art from the following detailed description of specific embodiments thereof, taken in conjunction with the accompanying drawings.

Drawings

Some specific embodiments of the present application will be described in detail hereinafter by way of illustration and not limitation with reference to the accompanying drawings. The same reference numbers in the drawings identify the same or similar elements or components. Those skilled in the art will appreciate that the drawings are not necessarily drawn to scale. In the drawings:

FIG. 1 is a schematic exploded view of a dual chamber smoke collection hood according to one embodiment of the present application;

FIG. 2 is a schematic front view of a first reinforcing brace member of the dual chamber smoke collection cage of FIG. 1;

fig. 3 is a schematic front view of a second reinforcing brace member of the dual chamber smoke collection cage of fig. 1.

The labels in the figure are:

1. a smoke collecting hood; 1-1, mounting positions; 1-2, folding lines of the smoke collecting hood; 1-3, a first smoking port; 1-4, a second smoking port; 1-5, a first side plate; 1-6, middle plate; 1-7, a second side plate; 1-8, a front side plate; 1-9 parts of a rear side plate; 1-10, a panel; 1-11, a first mounting surface;

2. an inner cover; 2-1, opening; 2-2, a first reinforcing bracket; 2-3, a second reinforcing bracket; 2-4, a first transverse slice; 2-5, a first vertical sheet; 2-6, a second vertical sheet; 2-7, a first connecting piece; 2-8, a second connecting sheet; 2-9, a second transverse slice; 2-10, a third vertical sheet; 2-11, a fourth vertical sheet; 2-12, a third connecting sheet; 2-13, a fourth connecting sheet; 2-14, a fixing piece mounting position; 2-15, a second mounting surface; 2-16 and a second mounting surface.

Detailed Description

The present application will now be described in further detail by way of specific examples with reference to the accompanying drawings. The following examples are intended to illustrate the present application but are not intended to limit the scope of the present application.

Example 1:

the utility model provides a double-cavity smoke collecting hood for a range hood, which can generally comprise a smoke collecting hood 1 and an inner hood 2 as shown in figures 1, 2 and 3. The smoke collecting cover 1 is provided with two symmetrical upward-protruding installation positions 1-1, the tops of the two installation positions 1-1 are respectively provided with smoke suction ports 1-3 and 1-4, and a continuous first installation surface 1-11 is formed by surrounding the two smoke suction ports 1-3 and 1-4; the middle part of the inner cover 2 is provided with an opening 2-1 communicated with the two smoking ports 1-3 and 1-4, and the lower end of the inner cover 2 is provided with second mounting surfaces 2-15 and 2-16 in a matching way; wherein the first mounting surface 1-11 is hermetically connected with the second mounting surface 2-15, 2-16.

The smoke collecting hood 1 of the technical scheme is provided with two symmetrical upward-protruding installation positions 1-1, smoke suction ports 1-3 and 1-4 are respectively formed in the tops of the two installation positions 1-1 and surround the two smoke suction ports 1-3 and 1-4 to form a continuous first installation surface 1-11, the middle of the inner hood 2 is provided with an opening 2-1 communicated with the two smoke suction ports 1-3 and 1-4, the lower end of the inner hood 2 is provided with second installation surfaces 2-15 and 2-16 in a matching mode, the first installation surface 1-11 is in sealing connection with the second installation surfaces 2-15 and 2-16, so that the connection strength of the inner hood 2 and the smoke collecting hood 1 is increased, the number of rivets is reduced, the assembly efficiency is improved, the inner hood 2 cannot deform easily even if being transported and dropped, and the performance of the whole machine is further improved.

In specific implementation, glue is coated on the first mounting surface 1-11 of the mounting position 1-1 according to a set path by using a manipulator, the inner cover 2 is placed on the mounting position 1-1 by using the manipulator, then the inner cover 2 is fixed on the smoke collecting hood 1 by using a fixing piece, double fixation is realized by the glue and the fixing piece, the fixing effect is good, meanwhile, the number of the fixing pieces can be reduced, the mounting efficiency is improved, and further, the inner cover 2 and the smoke collecting hood 1 are prevented from deviating.

Wherein the inner cover 2 is U-shaped and has an upward arc shape for fitting the mounting position 1-1, so that the inner cover 2 is attached to the mounting position 1-1.

In this embodiment, optionally, as shown in fig. 1, the mounting position 1-1 may generally include a first side plate 1-5, a middle plate 1-6, a second side plate 1-7, a front side plate 1-8 and a rear side plate 1-9, which may be integrally formed or welded.

In specific implementation, the front end of the first side plate 1-5 is connected with one end of the front side plate 1-8, and the rear end of the first side plate 1-5 is connected with one end of the rear side plate 1-9. The front end of the second side plate 1-7 is connected with the other end of the front side plate 1-8, and the rear end of the second side plate 1-7 is connected with the other end of the rear side plate 1-9. The front end of the middle plate 1-6 is connected with the middle part of the front side plate 1-8, and the rear end of the middle plate 1-6 is connected with the middle part of the rear side plate 1-9.

In specific implementation, the top of the mounting position 1-1 is provided with a first smoking port 1-3 and a second smoking port 1-4 which are symmetrically arranged. The first smoking port 1-3 may comprise one side of the first side panel 1-5, one side of the front side panel 1-8, one side of the middle panel 1-6, and one side of the rear side panel 1-9. The second smoking openings 1-4 may comprise the other side of the second side panel 1-7, the other side of the front side panel 1-8, the other side of the middle panel 1-6, and the other side of the rear side panel 1-9.

Specifically, the first side plate 1-5 and the second side plate 1-7 are identical in structural size, and the front side plate 1-8 and the rear side plate 1-9 are identical in structural size. Further, the first side plate 1-5, the second side plate 1-7, the front side plate 1-8 and the rear side plate 1-9 are all arranged in an upward inclined mode.

Specifically, the first smoking port 1-3 and the second smoking port 1-4 are the same in size. The first smoke absorbing port 1-3 is a rectangular cavity surrounded by one side of the first side plate 1-5, one side of the front side plate 1-8, one side of the middle plate 1-6 and one side of the rear side plate 1-9. The second smoking port 1-4 is formed by the other side of the second side plate 1-7, the other side of the front side plate 1-8, the other side of the middle plate 1-6 and the other side of the rear side plate 1-9 enclosing a rectangular cavity.

Specifically, the exhaust fume collecting cover folding line 1-2 is upwards convex to form a line form, and the second mounting surfaces 2-15 and 2-16 for the inner covers 2 are abutted against the exhaust fume collecting cover folding line 1-2, so that the inner covers 2 are favorably mounted, and the convenience is better.

In the present embodiment, optionally, as shown in fig. 1, the convex top of the installation position 1-1 is bent inward toward the smoking openings 1-3, 1-4 to form a first installation surface 1-11, and the bent portion forms a hood folding line 1-2. The lower end of the inner cover 2 is turned outwards to form second mounting surfaces 2-15 and 2-16 matched with the first mounting surfaces 1-11.

The specific implementation is that the first mounting surface 1-11 is fixedly attached to the second mounting surfaces 2-15 and 2-16, and the edge lines of the second mounting surfaces 2-15 and 2-16 are close to the folding line 1-2 of the smoke hood.

Wherein, the front part and two sides of the folding line 1-2 of the smoke hood are correspondingly close to the second mounting surfaces 2-15 and 2-16 of the inner hood 2. The thickness of the fold line 1-2 of the smoke collecting cover is utilized, the strength is better, so that the thickness of the edge of the inner cover 2 and the smoke collecting cover 1 is increased, and the connection strength of the periphery of the inner cover 2 and the smoke collecting cover 1 can be improved.

In the present embodiment, optionally, as shown in fig. 1, the raised height of the installation position 1-1 gradually increases from the middle of the exhaust fume collecting hood 1 to the middle of the exhaust fume collecting hood 1, and the first installation surface 1-11 and the second installation surfaces 2-15 and 2-16 are both structures with low middle and high two sides.

Optionally, the first mounting surface 1-11 and the second mounting surface 2-15, 2-16 are glued and fixed by fixing members.

Specifically, the fixing piece is a rivet, and the glue is made of polyurethane.

In this embodiment, the smoking ports 1-3, 1-4 optionally comprise a first smoking port 1-3 arranged on the left and a second smoking port 1-4 arranged on the right, as shown in figure 1.

The specific implementation is that a second reinforcing support 2-3 is arranged on the first smoking port 1-3, a first reinforcing support 2-2 is arranged on the second smoking port 1-4, the upper ends of the first reinforcing support 2-2 and the second reinforcing support 2-3 are detachably connected with the inner cover 2, the lower ends of the first reinforcing support 2-2 and the second reinforcing support 2-3 are detachably connected with the mounting position 1-1, and the first reinforcing support 2-2 and the second reinforcing support 2-3 are symmetrically arranged and have the same structure. The first reinforcing brackets 2-2 and the second reinforcing brackets 2-3 serve to increase the strength of the opening 2-1.

Therefore, the first reinforcing support 2-2 and the second reinforcing support 2-3 are respectively arranged on the first smoking port 1-3 and the second smoking port 1-4 of the installation position 1-1, so that the problem that the strength of two sides of the opening 2-1 of the inner cover 2 is weak is solved, the inner cover 2 is prevented from deforming when the range hood falls, and meanwhile, the air inlet area is increased.

In the present embodiment, optionally, as shown in fig. 2, the first reinforcing bracket 2-2 includes a first lateral piece 2-4, first and second riser pieces 2-5 and 2-6 disposed oppositely, and first and second connecting pieces 2-7 and 2-8.

The specific implementation is that the first transverse sheet 2-4 is detachably connected with the inner cover 2, preferably in screw connection, the first vertical sheet 2-5 and the second vertical sheet 2-6 are respectively and vertically connected with two ends of the first transverse sheet 2-4, the first connecting sheet 2-7 is transversely arranged at the lower end of the first vertical sheet 2-5, the second connecting sheet 2-8 is transversely arranged at the lower end of the second vertical sheet 2-6, and the first connecting sheet 2-7 and the second connecting sheet 2-8 are in adaptive connection with the front side edge part of the second smoke suction port 1-4.

Specifically, the first transverse sheet 2-4, the first vertical sheet 2-5, the second vertical sheet 2-6, the first connecting sheet 2-7 and the second connecting sheet 2-8 are integrally pressed.

More specifically, a screw hole is formed in the middle of the first connecting piece 2-7, and a screw hole is also formed in a corresponding position on the front side edge of the middle plate 1-6, and the first connecting piece 2-7 and the middle plate 1-6 are connected by a bolt. Screw holes are processed in the middle of the second connecting piece 2-8, the screw holes are similarly processed at the corresponding positions of the edge of one side of the front side plate 1-8, and the second connecting piece 2-8 is connected with the front side plate 1-8 through bolts, so that the strength of the two sides of the opening 2-1 of the inner cover 2 is increased, and meanwhile, the area of the first smoke suction port 1-3 is increased, and the air intake is increased.

Optionally, screw holes are processed on two sides of the first transverse sheet 2-4, screw holes are also processed on corresponding positions of the inner cover 2, and the first transverse sheet 2-4 is connected with the inner cover 2 through bolts, so that the assembly, disassembly and maintenance are facilitated.

Optionally, the first transverse piece 2-4, the first vertical piece 2-5, the second vertical piece 2-6, the first connecting piece 2-7 and the second connecting piece 2-8 are all rectangular strips, and they are different only in length.

Alternatively, the first reinforcing brackets 2-2 may be an integral piece pressed by a die.

In this embodiment, optionally, as shown in fig. 2, the height of the first riser 2-5 is smaller than the height of the second riser 2-6, so that the first transversal flap 2-4 is gradually higher from its connecting end with the first riser 2-5 to its connecting end with the second riser 2-6 for fitting the arc of the inner cover 2.

In this embodiment, the second reinforcing brackets 2-3 may alternatively generally include a second transverse piece 2-9, third and fourth riser pieces 2-10 and 2-11 disposed opposite each other, and third and fourth connecting pieces 2-12 and 2-13, as shown in fig. 3.

In specific implementation, the second transverse pieces 2-9 are detachably connected with the inner cover 2, preferably, the second transverse pieces are connected with screws, the third vertical pieces 2-10 and the fourth vertical pieces 2-11 are respectively and vertically connected with two ends of the second transverse pieces 2-9, the third connecting pieces 2-12 are transversely arranged at the lower ends of the third vertical pieces 2-10, the third connecting pieces 2-12 are connected with the other edge of the front side of the middle plate 1-6, the fourth connecting pieces 2-13 are transversely arranged at the lower ends of the fourth vertical pieces 2-11, and the fourth connecting pieces 2-13 are connected with the other edge of the front side plate 1-8.

In a specific implementation, a screw hole is processed in the middle of the third connecting piece 2-12, a screw hole is also processed in the corresponding position of the other edge of the front side of the middle plate 1-6, and the third connecting piece 2-12 and the middle plate 1-6 are connected through a bolt. The middle part of the fourth connecting piece 2-13 is provided with a screw hole, the corresponding position of the other side edge of the front side plate 1-8 is also provided with a screw hole, and the fourth connecting piece 2-13 is connected with the front side plate 1-8 through a bolt, so that the strength of the two sides of the opening 2-1 of the inner cover 2 is increased, and the area of the second cavity 1-4 is increased, so that the air intake is increased.

In specific implementation, screw holes are processed on two sides of the second transverse sheets 2-9, screw holes are also processed at corresponding positions of the inner cover 2, and the second transverse sheets 2-9 are connected with the inner cover 2 through bolts, so that the disassembly, assembly and maintenance are convenient.

Specifically, the second transverse piece 2-9, the third vertical piece 2-10, the fourth vertical piece 2-11, the third connecting piece 2-12 and the fourth connecting piece 2-13 are all rectangular strips, and the difference between the rectangular strips is only that the lengths of the rectangular strips are different.

As shown in fig. 1 and 3, the third riser 2-10 has a height smaller than that of the fourth riser 2-11 such that the second cross piece 2-9 is gradually higher from its connection end with the third riser 2-10 to its connection end with the fourth riser 2-11 for fitting the arc of the inner cover 2.

In a specific implementation, the second reinforcing brackets 2-3 may be a single piece pressed by a die.

As shown in fig. 1, the inner hood further includes a rear plate 3 provided at a rear side of the inner hood main body 2, and a hood collecting rear plate 4 connected to the hood collecting body 1.

Specifically, the inner cover main body 2 and the rear plate 3 are connected through bolts, so that the inner cover main body and the rear plate are convenient to detach. The exhaust fume collecting hood 1 is connected with the exhaust fume collecting hood back plate through screws so as to be convenient to detach, and the exhaust fume collecting hood back plate is used for enhancing the strength of the inner hood 2 and the exhaust fume collecting hood back plate 4.

Example 2:

the present embodiment provides a range hood, which includes a dual chamber smoke collection hood as in embodiment 1.

It is to be noted that, unless otherwise specified, technical or scientific terms used herein shall have the ordinary meaning as understood by those skilled in the art to which this application belongs.

In the description of the present application, it is to be understood that the terms "central," "longitudinal," "lateral," "length," "width," "thickness," "upper," "lower," "front," "rear," "left," "right," "vertical," "horizontal," "top," "bottom," "inner," "outer," "clockwise," "counterclockwise," "axial," "radial," "circumferential," and the like are used in the orientations and positional relationships indicated in the drawings for convenience in describing the present application and to simplify the description, and are not intended to indicate or imply that the referenced devices or elements must have a particular orientation, be constructed and operated in a particular orientation, and are therefore not to be considered limiting of the present application.

Furthermore, the terms "first", "second", etc. 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. In the description of the present application, "a plurality" means two or more unless specifically defined otherwise.

In this application, unless expressly stated or limited otherwise, the terms "mounted," "connected," "secured," and the like are to be construed broadly and can include, for example, fixed connections, removable connections, or integral parts; can be mechanically or electrically connected; either directly or indirectly through intervening media, either internally or in any other relationship. The specific meaning of the above terms in the present application can be understood by those of ordinary skill in the art as appropriate.

In this application, unless expressly stated or limited otherwise, the first feature "on" or "under" the second feature may be directly contacting the first and second features or indirectly contacting the first and second features through intervening media. Also, a first feature "on," "over," and "above" a second feature may be directly or diagonally above the second feature, or may simply indicate that the first feature is at a higher level than the second feature. A first feature being "under," "below," and "beneath" a second feature may be directly under or obliquely under the first feature, or may simply mean that the first feature is at a lesser elevation than the second feature.

The above description is only for the preferred embodiment of the present application, but the scope of the present application is not limited thereto, and any changes or substitutions that can be easily conceived by those skilled in the art within the technical scope of the present application should be covered within 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

1. The utility model provides a two-chamber collection petticoat pipe which characterized in that includes:

a smoke collecting cover (1) and an inner cover (2);

the smoke collecting cover (1) is provided with two symmetrical upward-protruding installation positions (1-1), the tops of the two installation positions (1-1) are respectively provided with smoke absorbing openings (1-3, 1-4), and a continuous first installation surface (1-11) is formed by surrounding the two smoke absorbing openings (1-3, 1-4);

the middle part of the inner cover (2) is provided with an opening (2-1) communicated with the two smoking ports (1-3, 1-4), and the lower end of the inner cover (2) is provided with second mounting surfaces (2-15, 2-16) in a matching way;

wherein the first installation surface (1-11) is connected with the second installation surface (2-15, 2-16) in a sealing way.

2. The dual chamber smoke collection cage of claim 1 wherein:

the top of the bulge of the mounting position (1-1) is bent towards the interior of the smoke suction ports (1-3, 1-4) to form a first mounting surface (1-11), and a smoke cover folding line (1-2) is formed at the bent position;

the lower end of the inner cover (2) is turned outwards to form second mounting surfaces (2-15, 2-16) matched with the first mounting surfaces (1-11);

the first mounting surface (1-11) and the second mounting surface (2-15, 2-16) are fixedly mounted in an attaching mode, and edge lines of the second mounting surface (2-15, 2-16) are close to the smoke hood folding line (1-2).

3. The dual chamber smoke collection cage of claim 1 wherein:

the convex height of the installation position (1-1) gradually increases from the middle part close to the smoke collecting hood (1) to the direction far away from the middle part of the smoke collecting hood (1), and the first installation surface (1-11) and the second installation surfaces (2-15, 2-16) are both structures with low middle parts and high two sides.

4. The dual chamber smoke collection cage of claim 1 wherein:

the first mounting surface (1-11) and the second mounting surface (2-15, 2-16) are bonded through glue and fixed through a fixing piece.

5. The dual chamber smoke collection cage of claim 4 wherein:

the fixing piece is a rivet, and the glue is made of polyurethane.

6. The dual chamber smoke collection cage of claim 3 wherein:

the smoking ports (1-3, 1-4) comprise a first smoking port (1-3) arranged on the left side and a second smoking port (1-4) arranged on the right side;

the cigarette holder is characterized in that a second reinforcing support (2-3) is arranged on the first cigarette suction port (1-3), a first reinforcing support (2-2) is arranged on the second cigarette suction port (1-4), the upper ends of the first reinforcing support (2-2) and the second reinforcing support (2-3) are detachably connected with the inner cover (2), the lower ends of the first reinforcing support (2-2) and the second reinforcing support (2-3) are detachably connected with the mounting position (1-1), and the first reinforcing support (2-2) and the second reinforcing support (2-3) are symmetrically arranged.

7. The dual chamber smoke collection cage of claim 6 wherein:

the first reinforcing bracket (2-2) comprises a first transverse sheet (2-4), a first vertical sheet (2-5) and a second vertical sheet (2-6) which are oppositely arranged, a first connecting sheet (2-7) and a second connecting sheet (2-8);

the first transverse sheet (2-4) is detachably connected with the inner cover (2), the first vertical sheet (2-5) and the second vertical sheet (2-6) are vertically connected to two ends of the first transverse sheet (2-4) respectively, the first connecting sheet (2-7) is transversely arranged at the lower end of the first vertical sheet (2-5), the second connecting sheet (2-8) is transversely arranged at the lower end of the second vertical sheet (2-6), and the first connecting sheet (2-7) and the second connecting sheet (2-8) are in adaptive connection with the front side edge of the second smoke suction port (1-4).

8. The dual chamber smoke collection cage of claim 7 wherein:

the height of the first vertical piece (2-5) is smaller than that of the second vertical piece (2-6), so that the first transverse piece (2-4) is gradually increased from the connecting end of the first transverse piece and the first vertical piece (2-5) to the connecting end of the first transverse piece and the second vertical piece (2-6) and is used for being matched with the radian of the inner cover (2).

9. The dual chamber smoke collection cage of claim 1 wherein:

still including set up in back plate (3) of inner cover main part (2) rear side and connect, and with collection petticoat pipe back plate (4) that collection petticoat pipe (1) are connected.

10. A range hood, characterized by comprising a dual chamber fume collecting hood according to any one of claims 1 to 9.