CN214791329U

CN214791329U - Fume exhaust fan

Info

Publication number: CN214791329U
Application number: CN202023217061.3U
Authority: CN
Inventors: 苏玉侠; 潘叶江
Original assignee: Vatti Co Ltd
Current assignee: Vatti Co Ltd
Priority date: 2020-12-28
Filing date: 2020-12-28
Publication date: 2021-11-19
Anticipated expiration: 2030-12-28

Abstract

The utility model discloses a range hood, including the cigarette machine main part, the cigarette machine main part has a collection smoke chamber, still including holding together cigarette board, guide plate, oil net and drive assembly, wherein hold together the cigarette board and set up with overturning in the cigarette machine main part with the switching collection smoke chamber, guide plate one end with hold together that the cigarette board articulates together, the other end with cigarette machine main part sliding connection first air intake and second air intake have been seted up on the guide plate respectively, the oil net sets up first air intake department, drive assembly sets up in the cigarette machine main part, and drive assembly's output with hold together the cigarette board and connect, drive assembly passes through hold together the cigarette board drive the guide plate motion is with the switching first air intake second air intake. The smoke collecting plate has a simple structure, not only enlarges the air inlet area, but also ensures that the negative pressure area is within the range of the smoke collecting plate, thereby effectively solving the problem of oil smoke escape.

Description

Fume exhaust fan

Technical Field

The utility model relates to a kitchen electricity technical field especially relates to a range hood.

Background

In the related art, most range hoods are not perfectly matched with cabinets in shape and size, that is, the range hood has a depth dimension (the dimension from the most edge of the front face of the range hood to the mounting wall) of 400 to 520 in most cases, and the depth dimension of the cabinets is 320 to 380 in most cases, so that the range hood is not perfectly matched with the cabinets. Therefore, the assembly of the range hood and the cabinet becomes the technical problem to be solved urgently in the existing range hood.

Disclosure of Invention

The utility model discloses aim at solving one of the problems that exist among the prior art to a certain extent at least, for this reason, the utility model provides a range hood, its simple structure has not only enlarged air inlet area and has still guaranteed that negative pressure zone is holding together cigarette board within range to effectively solve the problem that the oil smoke escaped.

The above purpose is realized by the following technical scheme:

the utility model provides a range hood, includes the cigarette machine main part, the cigarette machine main part has a collection cigarette chamber, still includes and holds together cigarette board, guide plate, oil net and drive assembly, wherein hold together the cigarette board and set up with overturning in the cigarette machine main part with the switching collection cigarette chamber, guide plate one end with hold together the cigarette board articulated together, the other end with cigarette machine main part sliding connection first air intake and second air intake have been seted up on the guide plate respectively, the oil net sets up first air intake department, drive assembly sets up in the cigarette machine main part, and drive assembly's output with hold together the cigarette board and connect, drive assembly passes through hold together the cigarette board drive the guide plate motion is with the switching first air intake the second air intake.

In some embodiments, the end of the guide plate, which is far away from the smoke collecting plate, is bent downwards to form a folded edge, the second air inlet is formed in the folded edge, the first air inlet is formed in the guide plate, and when the smoke collecting plate is in an open state, the first air inlet is arranged towards the cooking bench.

In some embodiments, the bottom wall of the baffle is spaced from the lower edge of the open end of the smoke collection chamber to communicate the second air inlet with the outside.

In some embodiments, the cigarette making machine further comprises a sliding block, guide rails are symmetrically arranged on two sides of the cigarette making machine main body, and the sliding block is matched and connected with the guide rails so that the guide plate and the cigarette making machine main body are connected together in a sliding mode.

In some embodiments, the drive assembly comprises a drive device and a link, wherein the drive device is mounted within the cigarette smoking machine body, and the output end of the drive device is connected with the cigarette gathering plate through the link.

In some embodiments, a rotating shaft is arranged on the cigarette machine main body, and the upper end of the cigarette collecting plate is rotatably connected with the cigarette machine main body through the rotating shaft.

In some embodiments, further comprising a cabinet, the machine body being disposed inside the cabinet.

In some embodiments, there is a flat surface structure between the outer surface of the machine body and the surface of the cabinet.

In some embodiments, the machine body has a smoke collection hood having a longitudinal width of greater than or equal to 320mm and less than or equal to 380mm, and a height of greater than or equal to 200mm and less than or equal to 320 mm.

Compared with the prior art, the utility model discloses an at least including following beneficial effect:

1. the utility model discloses a range hood, its simple structure has not only enlarged air inlet area and has still guaranteed that the negative pressure zone is holding together cigarette board within range to effectively solve the problem of oil smoke escape.

2. Its reasonable in design, through prescribing a limit to the size of a dimension of collection petticoat pipe, so can guarantee that the assembly of cigarette machine main part and cupboard is unrestricted.

Drawings

Fig. 1 is a schematic structural diagram of a range hood in an embodiment of the present invention;

fig. 2 is a sectional view of the range hood in the embodiment of the present invention in a closed state;

fig. 3 is a sectional view of the range hood in the working state according to the embodiment of the present invention;

FIG. 4 is an enlarged partial schematic view of portion A of FIG. 3;

fig. 5 is a schematic structural diagram of a flow guide plate in an embodiment of the present invention.

Detailed Description

In order to make the technical solution of the present invention better understood, the technical solution of the embodiments of the present invention will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments of the present invention, all other embodiments obtained by a person of ordinary skill in the art without creative efforts shall fall within the scope of the claimed technical solution of the present invention.

The first embodiment is as follows:

as shown in fig. 1 to 5, the present embodiment provides a range hood, including cigarette machine main part 1, cigarette machine main part 1 has collection cigarette chamber 11, still include and hold together cigarette board 2, guide plate 3, oil screen 4 and drive assembly 5, wherein hold together cigarette board 2 and set up with switching collection cigarette chamber 11 on cigarette machine main part 1 with overturning, guide plate 3 one end with hold together cigarette board 2 articulated together, the other end and cigarette machine main part 1 sliding connection, first air intake 31 and second air intake 32 have been seted up respectively on guide plate 3, oil screen 4 sets up in first air intake 31 department, drive assembly 5 sets up on cigarette machine main part 1, and the output of drive assembly 5 is connected with holding together cigarette board 2, drive assembly 5 drives the motion of guide plate 3 with the first air intake 31 of switching through holding together cigarette board 2, second air intake 32.

In this embodiment, the guide plate 3 is designed to slide along with the rotation of the smoke collecting plate 2, and the second air inlet 32 is additionally arranged on the guide plate 3 to further enlarge the air inlet area of the range hood, so as to meet the smoke exhaust performance requirement of the range hood, so that the driving component 5 can drive the guide plate 3 to move through the smoke collecting plate 2 to open and close the first air inlet 31 and the second air inlet 32, in the cooking process, the oil smoke can be respectively introduced into the smoke collecting cavity 11 from the first air inlet 31 and the second air inlet 32, and then the oil smoke in the smoke collecting cavity 11 is discharged outwards through the fan, the structure is simple, the air inlet area is enlarged, and the negative pressure area is ensured within the range of the smoke collecting plate 2, so as to effectively solve the problem of oil smoke escape.

Further, guide plate 3 is keeping away from in that the one end of holding together cigarette board 2 is buckled downwards in order to form hem 6, and second air intake 32 is seted up on hem 6, and first air intake 31 is seted up on guide plate 3 to when holding together cigarette board 2 and being in the open mode, first air intake 31 sets up towards the top of a kitchen range, its simple structure, and reasonable in design is through rearmounted in order to realize preventing the oil smoke upwards or the mesh of toward outer diffusion with the negative pressure, thereby further solve the problem that the oil smoke escaped.

Preferably, the diapire of guide plate 3 sets up so that second air intake 32 and outside are linked together with the lower limb interval that collection cigarette chamber 11 opened the end, and its reasonable in design, ingenious can effectively strengthen the negative pressure of cigarette machine to further improve holding together the cigarette effect of oil smoke.

Specifically, still include the slider, be provided with guide rail 7 in the bilateral symmetry of cigarette machine main part 1, the slider is connected so that guide plate 3 and cigarette machine main part 1 sliding connection together with the guide rail 7 cooperation, and its simple structure can do benefit to and lead to the motion of holding together cigarette board 2, still can make guide plate 3 realize linear motion simultaneously.

Preferably, the driving assembly 5 comprises a driving device 51 and a connecting rod 52, wherein the driving device 51 is installed in the cigarette machine main body 1, and the output end of the driving device 51 is connected with the cigarette collecting plate 2 through the connecting rod 52, so that the structure is simple and compact, and the stability of the turning motion of the cigarette collecting plate 2 can be effectively improved.

Further, a rotating shaft 12 is arranged on the cigarette machine main body 1, the upper end of the cigarette gathering plate 2 is rotatably connected with the cigarette machine main body 1 through the rotating shaft 12, the structure is simple, and the turning motion of the cigarette gathering plate 2 can be facilitated.

In this embodiment, guide rails 7 are symmetrically arranged on the left and right sides inside the smoke collecting cavity 11, sliders are arranged on two sides of the guide plate 3, the sliders are connected with the guide rails 7 in a matching manner so that the guide plate 3 is connected with the cigarette machine main body 1 in a sliding manner, so that the guide plate 3 is driven by the smoke collecting plate 2 to perform linear motion, the upper end of the smoke collecting plate 2 is rotatably connected with the front end of the cigarette machine main body 1 through a rotating shaft 12, the guide plate 3 and the oil screen 4 are kept to form an included angle with the horizontal plane in an opening state and a closing state, the included angle formed by the guide plate and the oil screen 4 is preferably larger than 15 degrees, so that the oil guiding and discharging work of the cigarette machine is facilitated, the driving device 51 drives the smoke collecting plate 2 to perform overturning motion along the front and back direction of the cigarette machine main body 1, the guide plate 3 is driven to perform linear motion along the guide rails 7 through the overturning motion of the smoke collecting plate 2, and thereby realizing the opening and closing motion of the first air inlet 31 and the second air inlet 32, the guide plate 3 is bent downwards at one end far away from the smoke collecting plate 2 to form a folded edge 6, the second air inlet 32 is arranged on the folded edge 6 to enable the range hood to realize negative pressure rear-mounted, namely, the negative pressure is transferred to the rear of the range hood, the air inlet area of the second air inlet 32 is relatively narrow, so that the negative pressure of the range hood can be effectively improved, meanwhile, the second air inlet 32 also achieves the purpose of drawing the oil smoke backwards, so that the smoke collecting effect of the oil smoke is improved, in addition, the smoke collecting cavity 11 is a cavity with one open end, the smoke collecting plate 2 is movably arranged at the open end position of the smoke collecting cavity 11, the second air inlet 32 is arranged in the smoke collecting cavity 11, a gap is formed by enabling the bottom wall surface of the oil screen 4 to be separated from the lower edge of the open end of the smoke collecting cavity 11, so that the second air inlet 32 is communicated with the outside through the gap, the first air inlet 31 is arranged on the bottom wall surface of the guide plate 3 to enable the oil screen 4 to be completely covered at the upper position of the oil smoke, when the smoke collecting plate 2 is in an open state, the first air inlet 31 is arranged towards the cooking bench, so that the range hood has two negative pressure areas, and when the oil smoke generated by cooking is not raised, the range hood draws the oil smoke backwards through the second air inlet 32, so that the negative pressure of the range hood is gradually reduced from bottom to top, a negative pressure postposition effect is formed, and the oil smoke is sucked and discharged at the middle-lower position of the oil mesh 4.

In this embodiment, the driving device 51 is preferably a motor, but not limited to a motor, and other more suitable driving units may be selected according to actual needs, in this embodiment, the driving device 51 is described by way of example of a motor, the rest of the driving units are not described again, the driving device 51 is symmetrically installed at the left and right ends in the smoke collecting cavity 11, the connecting rod 52 has a first connecting rod 52 and a second connecting rod 52, and the output end of the driving device 51 is connected with the first connecting rod 52, one end of the first connecting rod 52 far from the driving device 51 is hinged with one end of the second connecting rod 52, the other end of the second connecting rod 52 is hinged with the inner side wall of the smoke collecting plate 2, the upper end of the smoke collecting plate 2 is rotatably connected with the cigarette machine body 1 through the rotating shaft 12, the middle position of the inner side wall thereof is connected with one end of the flow guide plate 3, the flow guide plate 3 is slidably connected with the cigarette machine body 1 at one end far from the smoke collecting plate 2, drive arrangement 51 passes through the motion of first connecting rod 52 drive second connecting rod 52, action through second connecting rod 52 is in order to drive and hold together cigarette board 2 and make the upset motion, the upset motion through leading cigarette board 3 is in order to drive oil net 4 subassembly 4 and make fore-and-aft concertina movement along longitudinal direction, so make the front end of leading cigarette board rotate around rotation axis 12, its rear end slides around in longitudinal direction simultaneously and leads in order to holding together the upset motion of cigarette board 2, thereby realize holding together the opening and closing action of the first air intake 31 of cigarette board 2 and second air intake 32.

Further, still include the cupboard, cigarette machine main part 1 sets up in the cupboard, and its reasonable in design does benefit to range hood's assembly.

Particularly, a smooth surface structure is arranged between the outer surface of the range hood main body 1 and the surface of the cabinet, the structure is simple, and the appearance sensitivity of the range hood can be effectively improved.

Particularly, the range hood main body 1 is provided with a smoke collecting hood 13, the longitudinal width of the smoke collecting hood 13 is greater than or equal to 320mm and less than or equal to 380mm, the height of the smoke collecting hood 13 is greater than or equal to 200mm and less than or equal to 320mm, the range hood main body is reasonable and ingenious in design, and the range hood housing is more suitable for being assembled with a cabinet by limiting the size of the range hood housing.

In this embodiment, the range hood main body 1 has a smoke collecting hood 13 and a box, the smoke collecting hood 13 is disposed at a lower position of the box, and an open end of the smoke collecting cavity 11 is opened at a front position of the smoke collecting hood 13, in order to facilitate the assembly of the range hood and the cabinet, since the depth of the existing cabinet is generally preferably 320 to 380, the size of the smoke collecting hood 13 is set to be greater than or equal to 320mm and less than or equal to 380mm, the longitudinal width of the smoke collecting hood 13 is set to be greater than or equal to 320mm, the height of the smoke collecting hood 13 is greater than or equal to 200mm and less than or equal to 320mm, by limiting the size of the smoke collecting hood 13, it can be ensured that the assembly of the range hood main body 1 and the cabinet is not limited, the range hood can be effectively hidden under the cabinet during the assembly, thereby solving the problem that the dimension of the range hood is not matched in the market, in addition, after the range hood is completely installed, a flat surface structure is formed between the outer surface of the range hood main body 1 and the surface of the cabinet, thereby effectively improving the appearance impression degree of the range hood, further avoiding the phenomenon that the range hood is protruded relative to the surface of the cupboard after assembly, and simultaneously avoiding the phenomenon that a user bumps the head and the like.

What has been described above are only some embodiments of the invention. For those skilled in the art, without departing from the inventive concept, several modifications and improvements can be made, which are within the scope of the invention.

Claims

1. The utility model provides a range hood, includes cigarette machine main part (1), cigarette machine main part (1) has collection cigarette chamber (11), its characterized in that still includes and holds together cigarette board (2), guide plate (3), oil net (4) and drive assembly (5), wherein hold together cigarette board (2) and set up with the switching on cigarette machine main part (1) collection cigarette chamber (11), guide plate (3) one end with hold together cigarette board (2) articulated together, the other end with cigarette machine main part (1) sliding connection, first air intake (31) and second air intake (32) have been seted up respectively on guide plate (3), oil net (4) set up first air intake (31) department, drive assembly (5) set up on cigarette machine main part (1), and the output of drive assembly (5) with hold together cigarette board (2) and be connected, the driving assembly (5) drives the guide plate (3) to move to open and close the first air inlet (31) and the second air inlet (32) through the cigarette collecting plate (2).

2. The range hood according to claim 1, wherein the end of the flow guide plate (3) far away from the smoke collecting plate (2) is bent downward to form a folded edge (6), the second air inlet (32) is opened on the folded edge (6), the first air inlet (31) is opened on the flow guide plate (3), and when the smoke collecting plate (2) is in an open state, the first air inlet (31) is arranged toward the cooking bench.

3. A range hood according to claim 1, wherein the bottom wall of the deflector (3) is spaced from the lower edge of the open end of the smoke collection chamber (11) to communicate the second air inlet (32) with the outside.

4. The range hood according to claim 1, further comprising sliding blocks, wherein guide rails (7) are symmetrically arranged on two sides of the range hood main body (1), and the sliding blocks are connected with the guide rails (7) in a matched manner so that the guide plate (3) is connected with the range hood main body (1) in a sliding manner.

5. A range hood according to claim 1, wherein the drive assembly (5) comprises a drive device (51) and a connecting rod (52), wherein the drive device (51) is mounted in the range hood body (1), and the output end of the drive device (51) is connected with the smoke collecting plate (2) through the connecting rod (52).

6. The range hood according to claim 5, wherein a rotating shaft (12) is arranged on the range hood main body (1), and the upper end of the smoke collecting plate (2) is rotatably connected with the range hood main body (1) through the rotating shaft (12).

7. A range hood according to claim 1, further comprising a cabinet, the range hood body (1) being disposed inside the cabinet.

8. A range hood according to claim 7, wherein a flat surface structure is arranged between the outer surface of the range hood body (1) and the surface of the cabinet.

9. A range hood according to any one of claims 1 to 8, characterized in that the range hood main body (1) is provided with a smoke collecting hood (13), the longitudinal width of the smoke collecting hood (13) is greater than or equal to 320mm and less than or equal to 380mm, and the height of the smoke collecting hood (13) is greater than or equal to 200mm and less than or equal to 320 mm.