CN211625386U - Fume exhaust fan - Google Patents

Abstract

The utility model discloses a range hood, including casing and the panel of setting on the casing, the air intake has been seted up on the panel, air intake department is provided with leads cigarette board subassembly, lead cigarette board subassembly and include the first smoke deflector and the second smoke deflector that arrange side by side in the panel outside, first smoke deflector and second smoke deflector all have relative first end and second end, the first end of first smoke deflector and second smoke deflector is kept away from each other, the second end is close to each other, rotate between the second end of first smoke deflector and second smoke deflector and be connected, first smoke deflector rotates with the front portion of casing to be connected, sliding connection around the panel extends the direction is gone up to the first end of second smoke deflector, first smoke deflector and second smoke deflector can be in the first position of closing the air intake and open the second position of air intake, when being in the second position, the junction of first smoke deflector and second smoke deflector overturns downwards, The first end of the second smoke guide plate slides to be close to the first end of the first smoke guide plate and exposes out of the air inlet.

Description

Fume exhaust fan

Technical Field

The utility model relates to an oil smoke purifier, especially a range hood.

Background

The range hood has become one of indispensable kitchen household electrical appliances in modern families, and the range hood generally comprises a top suction type range hood and a side suction type range hood, and the top suction type range hood has more and more extensive application due to the advantages of neatness, lightness, small occupied space and the like. The top-suction type range hood generally includes a fume collecting hood, a fan housing located on the fume collecting hood, and a volute, an impeller, and a motor for driving the impeller are installed in the fan housing.

For example, the chinese patent application No. 201410419676.4 discloses a ceiling type range hood with a smoke guide plate, which includes a body, a smoke collecting hood and a smoke guide plate, wherein the smoke collecting hood is connected with the body, a fan is disposed in the body, an air inlet is disposed on the smoke collecting hood, the smoke guide plate is disposed opposite to the air inlet of the smoke collecting hood, a distance is formed between the smoke guide plate and the smoke collecting hood to form a smoke channel, and the lower surface of the smoke guide plate is wavy.

The deep cavity technology of the fume collecting hood of the existing top suction type range hood causes higher cost, the manufacturing and processing difficulty is higher, a user can be smoked when the fume is leaked at the front side of the fume collecting hood, poorer user experience is caused, the air inlet is far away from a cooker, the fume suction effect is poor, and the speed sense is not strong.

SUMMERY OF THE UTILITY MODEL

The utility model aims to solve the technical problem that to the not enough of above-mentioned prior art existence, provide a simple structure, with low costs, can reduce the air intake height to effectively prevent the range hood that collection petticoat pipe front side ran the cigarette.

The utility model provides a technical scheme that above-mentioned technical problem adopted does: the utility model provides a range hood, includes casing and the panel of setting on the casing, the air intake has been seted up on the panel, air intake department is provided with the smoke guide plate subassembly that is used for opening and closing the air intake, its characterized in that: the smoke guide plate assembly comprises a first smoke guide plate and a second smoke guide plate which are arranged on the outer side of the panel side by side, the first smoke guide plate and the second smoke guide plate are respectively provided with a first end and a second end which are opposite, the first ends of the first smoke guide plate and the second smoke guide plate are far away from each other, the second ends of the first smoke guide plate and the second smoke guide plate are close to each other, the second ends of the first smoke guide plate and the second smoke guide plate are rotatably connected, the first smoke guide plate is rotatably connected with the front portion of the shell, the first end of the second smoke guide plate is slidably connected in the front-back extending direction of the panel, the first smoke guide plate and the second smoke guide plate can be located at a first position for closing the air inlet and a second position for opening the air inlet, when the first position is located, the first smoke guide plate and the second smoke guide plate are attached to the panel, the respective first ends of the first smoke guide plate and the second smoke guide plate are far away from each other; when the first smoke guide plate is located at the first position, the first end of the first smoke guide plate is close to the first end of the first smoke guide plate, and the air inlet is exposed.

In order to enable the second smoke guide plate to slide relative to the panel, at least one side of the left side and the right side of the panel is provided with a sliding groove in sliding fit with the first end of the second smoke guide plate.

In order to enable the first smoke guide plate and the second smoke guide plate to act, the range hood further comprises a connecting rod mechanism capable of driving the first smoke guide plate to rotate and a driving device capable of driving the connecting rod mechanism to act.

In order to make link mechanism can drive first smoke deflector, one side that the panel is close to the casing inboard is provided with the fixed plate that is used for fixed link mechanism and drive arrangement, one side that first smoke deflector is close to the panel is provided with the connecting piece that is used for connecting link mechanism, link mechanism includes first connecting rod and second connecting rod, wherein one end and the fixed plate of first connecting rod rotate to be connected, the other end rotates with the connecting piece of first smoke deflector to be connected, wherein one end and the fixed plate of second connecting rod rotate to be connected, the other end rotates with the connecting piece of first smoke deflector to be connected.

In order to enable the driving device to drive the first connecting rod, the output end of the driving device is fixedly connected with the end part of the first connecting rod on the fixing plate.

Compared with the prior art, the utility model has the advantages of: through the first smoke guide plate and the second smoke guide plate which are arranged side by side outside the panel, when the first smoke guide plate and the second smoke guide plate are positioned at the second position of opening the air inlet, the joint of the first smoke guide plate and the second smoke guide plate overturns downwards, a triangular deep cavity with a downward opening is formed between the second smoke guide plate and the panel, the effect of the smoke collecting hood is achieved, meanwhile, the air suction opening is also reduced, and the effect of the range hood is improved. At the moment, the first smoke guide plate is vertical and positioned below the front side of the shell, so that the smoke blocking effect can be achieved, and front-side oil smoke is prevented from escaping.

Drawings

Fig. 1 is a schematic view of a range hood according to an embodiment of the present invention, in which a first smoke guide plate and a second smoke guide plate are in a first position;

fig. 2 is a cross-sectional view of the range hood according to the embodiment of the present invention, wherein the first smoke guide plate and the second smoke guide plate are in the first position;

fig. 3 is a schematic view of the range hood according to the embodiment of the present invention with the first smoke guide plate and the second smoke guide plate at the second position;

fig. 4 is a cross-sectional view of the range hood according to the embodiment of the present invention with the first smoke guide plate and the second smoke guide plate at the second position;

fig. 5 is a schematic connection diagram of the first smoke guide plate and the second smoke guide plate of the range hood according to the embodiment of the present invention;

Detailed Description

The present invention will be described in further detail with reference to the following embodiments.

Reference will now be made in detail to embodiments of the present invention, examples of which are illustrated in the accompanying drawings, wherein like or similar reference numerals refer to the same or similar elements or elements having the same or similar functions.

In the description of the present invention, it is to be understood that the terms "center," "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 a generic and descriptive sense only and not for purposes of limitation, as the disclosed embodiments of the invention may be oriented in different directions and the directional terms are intended to be illustrative and should not be construed as limiting, such as "upper" and "lower" are not necessarily limited to directions opposite to or coincident with the direction of gravity. Furthermore, a feature defined as "first" or "second" may explicitly or implicitly include one or more of that feature.

Referring to fig. 3 to 5, a range hood is a ceiling range hood, and includes a housing 1 and a panel 2 disposed on the housing 1, wherein the panel 2 gradually inclines downward from the front side to the rear side of the housing 1. An air inlet 21 is formed on the panel 2, and a smoke guide plate assembly 3 for opening and closing the air inlet 21 is arranged at the air inlet 21.

The smoke guide plate assembly 3 comprises a first smoke guide plate 31 and a second smoke guide plate 32 which are arranged side by side outside the panel 2. First smoke deflector 31 and second smoke deflector 32 all have relative first end and second end, and the first end of first smoke deflector 31 and second smoke deflector 32 is kept away from each other, and the second end is close to each other, rotates between the second end of first smoke deflector 31 and second smoke deflector 32 to be connected, and preferred adopts hinge 9 to realize rotating the connection. The first smoke guide plate 31 is rotatably coupled to the front portion of the housing 1, and the first end of the second smoke guide plate 32 is slidably coupled in the front-rear extending direction of the panel 2. Two sliding blocks 321 are arranged on the first end of the second smoke guide plate 32 at intervals from left to right, and sliding grooves 22 which are in sliding fit with the sliding blocks 321 are arranged on the left side and the right side of the panel 2 corresponding to the sliding blocks 311.

Referring to fig. 1 to 4, the first smoke guide plate 31 and the second smoke guide plate 32 can be in a first position closing the air inlet 21 and a second position opening the air inlet 21. When in the first position, the first smoke guide plate 31 and the second smoke guide plate 32 are attached to the panel 2, and the respective first ends are away from each other, and the second smoke guide plate 32 covers the air inlet 21; when being in the second position, the junction of first smoke deflector 31 and second smoke deflector 32 overturns downwards, the first end of second smoke deflector 32 slides to the first end that is close to first smoke deflector 31 and exposes air intake 21, first smoke deflector 31 is vertical, be located the below of casing 1 front side, play and keep off the cigarette effect, prevent that the front side oil smoke from escaping, second smoke deflector 32 has formed the deep chamber of downward triangle of opening between 2 with the panel at this moment, play the effect of collection petticoat pipe, compare current top-suction range hood, the inlet scoop descends nearly 100mm, can reach better oil absorption cigarette effect.

Referring to fig. 2 and 4, the range hood further includes a link mechanism 4 capable of driving the first smoke guide plate 31 to rotate, and a driving device 5 for driving the link mechanism 4 to move. A fixing plate 6 for fixing the link mechanism 4 and the driving device 5 is provided at a side of the panel 2 near the inside of the housing 1. One side of the first smoke guiding plate 31 close to the panel 2 is provided with a connecting piece 311 for connecting the link mechanism 4, the link mechanism 4 comprises a first connecting rod 41 and a second connecting rod 42, one end of the first connecting rod 41 is rotatably connected with the fixing plate 6, the other end of the first connecting rod is rotatably connected with the connecting piece 311 of the first smoke guiding plate 31, one end of the second connecting rod 42 is rotatably connected with the fixing plate 6, and the other end of the second connecting rod is rotatably connected with the connecting piece 311 of the first smoke guiding plate 31. Preferably, the driving device 5 is a motor, and the output end of the driving device 5 is fixedly connected with the end of the first connecting rod 41 on the fixing plate 6.

Referring to fig. 1 to 4, in the present embodiment, a first decorative glass 7 is provided on the front side of the housing 1, a second decorative glass 8 is provided on the rear portion of the panel 2 and at a position where the second smoke guide plate 32 cannot cover, and the first smoke guide plate 31 and the second smoke guide plate 32 are also preferably made of glass.

When the range hood is opened and the first smoke guide plate 31 and the second smoke guide plate 32 are located at the second position, the first smoke guide plate 31 is in a vertical state, and one side of the first smoke guide plate 31, which is far away from the panel 2, can be flush with one side of the first decorative glass 7, which is far away from the panel 2; when the range hood is closed and the first smoke guide plate 31 and the second smoke guide plate 32 are located at the first position, the panel 2 can be completely covered by the first smoke guide plate 31, the second smoke guide plate 32 and the second decorative glass 8, parts full of oil stains such as the panel 2 and an oil screen cannot be seen, and the first smoke guide plate 31, the second smoke guide plate 32 and the second decorative glass 8 are respectively flushed on one side far away from the panel 2, so that the appearance is good.

Claims (5)

1. The utility model provides a range hood, includes casing (1) and panel (2) of setting on casing (1), air intake (21) have been seted up on panel (2), air intake (21) department is provided with and is used for opening and closing smoke guide plate subassembly (3) of air intake (21), its characterized in that: the smoke guide plate component (3) comprises a first smoke guide plate (31) and a second smoke guide plate (32) which are arranged outside the panel (2) side by side, the first smoke guide plate (31) and the second smoke guide plate (32) are provided with a first end and a second end which are opposite, the first ends of the first smoke guide plate (31) and the second smoke guide plate (32) are far away from each other, the second ends of the first smoke guide plate (31) and the second smoke guide plate (32) are close to each other, the first ends of the first smoke guide plate (31) and the second smoke guide plate (32) are rotatably connected, the first ends of the second smoke guide plate (32) are slidably connected in the front-back extending direction of the panel (2), the first smoke guide plate (31) and the second smoke guide plate (32) can be located at a first position for closing the air inlet (21) and a second position for opening the air inlet (21), and when located at the first position, the first smoke guide plate (31) and the second smoke guide plate (32) are attached to the panel (2), the first ends of the first smoke guide plate and the second smoke guide plate are far away from each other, and the second smoke guide plate (32) covers the air inlet (21); when the second position is reached, the joint of the first smoke guide plate (31) and the second smoke guide plate (32) is turned downwards, and the first end of the second smoke guide plate (32) slides to be close to the first end of the first smoke guide plate (31) to expose the air inlet (21).

2. The range hood of claim 1, wherein: at least one side of the left side and the right side of the panel (2) is provided with a sliding chute (22) which is in sliding fit with the first end of the second smoke guide plate (32).

3. The range hood of claim 1 or 2, wherein: the cigarette making machine also comprises a connecting rod mechanism (4) capable of driving the first cigarette guiding plate (31) to rotate and a driving device (5) driving the connecting rod mechanism (4) to act.

4. The range hood of claim 3, wherein: one side that panel (2) are close to casing (1) inboard is provided with fixed plate (6) that are used for fixed link mechanism (4) and drive arrangement (5), one side that first smoke deflector (31) are close to panel (2) is provided with connecting piece (311) that are used for connecting link mechanism (4), link mechanism (4) are including first connecting rod (41) and second connecting rod (42), wherein one end of first connecting rod (41) is rotated with fixed plate (6) and is connected, the other end rotates with connecting piece (311) of first smoke deflector (31) and is connected, wherein one end of second connecting rod (42) rotates with fixed plate (6) and is connected, the other end rotates with connecting piece (311) of first smoke deflector (31) and is connected.

5. The range hood of claim 4, wherein: the output end of the driving device (5) is fixedly connected with the end part of the first connecting rod (41) on the fixing plate (6).

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