CN218096123U

CN218096123U - Fume exhaust fan

Info

Publication number: CN218096123U
Application number: CN202221548081.5U
Authority: CN
Inventors: 袁柯铭
Original assignee: Ningbo Fotile Kitchen Ware Co Ltd
Current assignee: Ningbo Fotile Kitchen Ware Co Ltd
Priority date: 2022-06-20
Filing date: 2022-06-20
Publication date: 2022-12-20
Anticipated expiration: 2032-06-20

Abstract

The utility model relates to a range hood, including the fan cover, set up the fan in the fan cover, still include rotatable setting at left collection petticoat pipe and the right collection petticoat pipe of fan cover below, left side collection petticoat pipe, right collection petticoat pipe are linked together with the fan cover respectively, left side collection petticoat pipe, right collection petticoat pipe can be relatively to closing and open. The utility model provides a range hood will collect the rotation setting that the petticoat pipe opened and shut relatively left side, right side collection petticoat pipe, through the turned angle who adjusts left side collection petticoat pipe, right side collection petticoat pipe, can adjust range hood's cage cigarette region, and then avoid the oil smoke escape problem. Simultaneously when not using range hood, left collection petticoat pipe, right collection petticoat pipe are involuted relatively, so can avoid range hood inside greasy dirt peculiar smell excessive, have promoted user experience.

Description

Fume exhaust fan

Technical Field

The utility model relates to a range hood.

Background

Chinese style culinary art can produce a large amount of oil fumes, and for keeping clean kitchen environment and human health, range hood has become one of the essential domestic appliance in modern family kitchen, and wherein european style range hood is liked by people because of its good collocation with the wall cabinet, advantages such as the noise is little.

The burner of common domestic cooking utensils usually divides two on the left and right sides, and the user is in the culinary art in-process, sometimes only uses the burner of one side, sometimes both sides use simultaneously, but the stir-fry that can produce a large amount of oil smoke often only in one of them side in the family cooks. If the user only uses the left burner to cook or use the right burner to cook or steam rice, the oil smoke concentration and the oil smoke particle potential on the left side of the range hood are necessarily much greater than those on the right side, so that the oil smoke is often escaped during the quick cooking.

The collection petticoat pipe setting of common european style lampblack absorber is in fan frame below, and the collection petticoat pipe is higher for the position of kitchen mesa, and the oil smoke can have the process such as fried, rise during the culinary art, and common european style lampblack absorber inhales the cigarette usually in oil smoke diffusion stage, especially when culinary art process unilateral is fried suddenly, because the oil smoke has been in the diffusion stage this moment, escapes from range hood's left side or right side very easily.

A range hood with left/right double smoke inlets appears on the market, and the range hood respectively corresponds to a left/right furnace end of a kitchen range, and the design scheme that the double smoke inlets respectively correspond to the double furnace ends can effectively improve the smoking effect. However, because the distribution distance of the double smoke inlets is short, smoke turbulence is easy to occur between the two smoke inlets, and the smoke turbulence destroys the flow field distribution at the front end of the smoke inlet, so that the smoke control capability at the smoke inlet is reduced.

SUMMERY OF THE UTILITY MODEL

The utility model aims to solve the first technical problem that provides a promote into mouth accuse cigarette ability to above-mentioned prior art, reduces the range hood of oil smoke escape.

The utility model aims to solve the second technical problem that a can avoid appearing the turbulent range hood of flue gas between left and right both sides inlet flue to provide one kind to above-mentioned prior art

The utility model provides a technical scheme that above-mentioned first technical problem adopted does: the utility model provides a range hood, includes the fan cover, sets up the fan in the fan cover, its characterized in that: the novel exhaust hood is characterized by further comprising a left exhaust fume collecting hood and a right exhaust fume collecting hood which are rotatably arranged below the fan hood, wherein the left exhaust fume collecting hood and the right exhaust fume collecting hood are respectively communicated with the fan hood, and the left exhaust fume collecting hood and the right exhaust fume collecting hood can be oppositely closed and opened.

In order to conveniently realize the communication between the left smoke collecting hood, the right smoke collecting hood and the fan hood, a connecting hood is arranged below the fan hood, the left smoke collecting hood and the right smoke collecting hood can be respectively and rotatably connected to the connecting hood in an up-and-down swinging mode, and the left smoke collecting hood and the right smoke collecting hood are communicated with the fan hood through the connecting hood.

The structure is simple, the communication is realized while the rotation support is realized, the smoke outlets are respectively arranged at the rotation connecting positions of the left smoke collecting hood and the right smoke collecting hood, and the connecting hood is respectively provided with an inlet corresponding to each smoke outlet;

the upper edges of the left smoke collecting cover and the right smoke collecting cover are provided with supporting parts at the smoke outlet, and the supporting parts can be matched and buckled in the inlet in a rotating mode relative to the connecting cover.

The utility model provides a technical scheme that above-mentioned second technical problem adopted does: in order to solve the problem of turbulent flow of smoke and further avoid oil smoke from escaping, a collecting box is arranged below the fan cover, the collecting box is provided with a through channel which is communicated from left to right, and a partition piece capable of opening and closing the through channel is rotationally arranged in the through channel;

the left smoke collecting cover is arranged on the left side of the collecting box and can be rotatably attached to the left side surface of the collecting box, so that the smoke inlet of the left smoke collecting cover faces the through channel; the right smoke collecting cover is arranged on the right side of the collecting box, and the right smoke collecting cover can be rotatably attached to the right side face of the collecting box, so that the smoke inlet of the right smoke collecting cover faces the through channel.

Preferably, the separator comprises a first separator plate and a second separator plate which are arranged up and down, a driver for respectively driving the first separator plate and the second separator plate to rotate is arranged in the collecting tank, and the first separator plate and the second separator plate are partially overlapped when in a vertical state.

Preferably, the left fume collecting hood and the right fume collecting hood are respectively internally provided with a driving motor for driving rotation;

the front side surface of the collecting box is fixedly provided with a connecting rod, two ends of the connecting rod respectively extend to the front of the left smoke collecting hood and the front of the right smoke collecting hood, two ends of the connecting rod are fixedly provided with fixed columns facing the driving motor, and the driving end of the driving motor is connected with the fixed columns through a bearing.

Preferably, the connecting cover is arranged at the rear part below the fan cover, and the left smoke collecting hood, the right smoke collecting hood and the collecting box are arranged in front of the connecting cover.

Compared with the prior art, the utility model has the advantages of: the utility model provides a range hood will collect the rotation setting that the petticoat pipe opened and shut relatively on a left side, right side, through the turned angle of adjusting left side collection petticoat pipe, right side collection petticoat pipe, can adjust range hood's cage cigarette region, and then avoid the oil smoke to escape the problem. Simultaneously when not using range hood, left collection petticoat pipe, right collection petticoat pipe are involuted relatively, so can avoid range hood inside greasy dirt peculiar smell excessive, have promoted user experience.

Drawings

Fig. 1 is a perspective view of a range hood according to an embodiment of the present invention in an unused state.

Fig. 2 is a perspective view of the range hood in the cooking state of both the left and right sides in the embodiment of the present invention.

Fig. 3 is a sectional view of the range hood in the embodiment of the present invention.

Fig. 4 is a sectional view of another section of the range hood according to the embodiment of the present invention.

Fig. 5 is an internal structural view of a header tank in an embodiment of the present invention.

Fig. 6 is a diagram illustrating the operation of the header in a cooking state according to an embodiment of the present invention.

Fig. 7 is a diagram illustrating the operation of the header in another cooking state in accordance with an embodiment of the present invention.

Detailed Description

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

As shown in fig. 1 to 7, the range hood in this embodiment includes a fan housing 1, a fan 2 disposed in the fan housing 1, and a left smoke collecting hood 3 and a right smoke collecting hood 4 rotatably disposed below the fan housing 1. The left smoke collecting hood 3 and the right smoke collecting hood 4 are respectively communicated with the fan cover 1, and the left smoke collecting hood 3 and the right smoke collecting hood 4 can be oppositely closed and opened.

In this embodiment, a connecting cover 5 is arranged below the fan cover 1, and the left smoke collecting hood 3 and the right smoke collecting hood 4 are respectively rotatably connected to the connecting cover 5 in a vertically swinging manner, so that the left smoke collecting hood 3 and the right smoke collecting hood 4 are communicated with the fan cover 1 through the connecting cover 5. Cavities for oil smoke to pass through are formed in the left smoke collecting hood 3 and the right smoke collecting hood 4, smoke inlet openings 200 are further formed in the left smoke collecting hood 3 and the right smoke collecting hood 4, and filter screens can be arranged on the smoke inlet openings 200 in a covering mode according to needs. When the left smoke collecting cover 3 rotates to the horizontal state, the smoke inlet 200 of the left smoke collecting cover 3 faces the left area of the cooker and is mainly used for cage smoke of oil smoke in the left area. When the right smoke collecting cover 4 rotates to the horizontal state, the smoke inlet 200 of the right smoke collecting cover 4 faces the right area of the cooker and is mainly used for cage smoke of oil smoke in the right area.

In this embodiment, the connecting cover 5 is disposed at the rear of the lower side of the fan cover 1, and the left and right exhaust

fume collecting covers

3 and 4 are disposed in front of the connecting cover 5. The left smoke collecting cover 3 and the right smoke collecting cover 4 are both provided with smoke outlets 100 at the rotary connecting position, and the connecting cover 5 is provided with inlets corresponding to the smoke outlets 100. The left smoke collecting hood 3 and the right smoke collecting hood 4 are provided with a support part 101 along the smoke outlet 100, and the support part 101 can be matched and buckled in the inlet in a rotating mode relative to the connecting hood 5. The support portion 101 thus forms a rotational support of the left and right

smoke collecting hoods

3 and 4 on the connecting hood 5. The connecting hood 5 is also provided with an outlet which communicates with the fan hood 1, the outlet of the connecting hood 5 being arranged above the connecting hood 5 in the present exemplary embodiment.

A collecting box 6 is further arranged below the fan cover 1, the collecting box 6 is provided with a through channel 61 which penetrates left and right, and a partition 7 which can open and close the through channel 61 is rotatably arranged in the through channel 61. When the separator 7 rotates to vertical state, then link up passageway 61 and close, the left and right sides of collection flow box 6 was the enclosed state this moment, under this state, if left collection petticoat pipe 3, right collection petticoat pipe 4 all rotate to the level and when being in the cage cigarette state, then can realize controlling the regional separation of cage cigarette, have avoided the turbulent condition of flue gas. And when the partition 7 is in the inclined or horizontal state, the through passage 61 is in the conducting state.

The partition 7 in this embodiment includes a first partition plate 71 and a second partition plate 72 disposed above and below, a driver 73 is disposed in the header 6 for driving the first partition plate 71 and the second partition plate 72 to rotate, and the first partition plate 71 and the second partition plate 72 partially overlap when in a vertical state. The driver 73 may be a motor.

The left smoke collecting cover 3 is arranged at the left side of the collecting tank 6, and the left smoke collecting cover 3 can be rotatably attached to the left side surface of the collecting tank 6 so that the smoke inlet 200 of the left smoke collecting cover 3 faces the through passage 61. The right smoke collecting cover 4 is arranged at the right side of the collecting tank 6, and the right smoke collecting cover 4 is rotatably attached to the right side surface of the collecting tank 6 so that the smoke inlet 200 of the right smoke collecting cover 4 faces the through passage 61. When the range hood is out of work, can all rotate to vertical state and laminating on the lateral wall about collection flow box 6 by left collection petticoat pipe 3, right collection petticoat pipe 4, realize the closure of the 6 inner spaces of collection petticoat pipe 3, right collection petticoat pipe 4, collection flow box, avoid the greasy dirt peculiar smell in the range hood to expand outward, promote user experience.

The left fume collecting hood 3 and the right fume collecting hood 4 are respectively internally provided with a driving motor 8 which is driven to rotate, and the driving motor 8 is fixed on the left fume collecting hood 3 and the right fume collecting hood 4. A connecting rod 9 is fixed on the front side surface of the collecting box 6, two ends of the connecting rod 9 respectively extend to the front of the left smoke collecting hood 3 and the front of the right smoke collecting hood 4, fixed columns are fixedly arranged at two ends of the connecting rod 9 facing the driving motor 8, and the driving end of the driving motor 8 is connected with the fixed columns through bearings. Cooperation through fixed column and motor drive end forms the rotation support to the rotor front end, when needing drive left collection petticoat pipe 3, right collection petticoat pipe 4 to rotate, and the driving motor 8 that corresponds carries out work, drives the drive shaft and rotates, because the fixed column is fixed and unable rotation, corresponding driving motor 8 then carries out synchronous rotation with the collection petticoat pipe that corresponds.

When this range hood uses, all cook the during operation when left collection petticoat pipe 3, right collection petticoat pipe 4 below, then control drive left collection petticoat pipe 3, right collection petticoat pipe 4 upwards rotates, and the turned angle of left collection petticoat pipe 3, right collection petticoat pipe 4 is specifically confirmed based on the oil smoke concentration condition of left and right sides below, and the turned angle of the collection petticoat pipe that corresponds when oil smoke concentration is less is also little, more does benefit to the cage cigarette. As shown in fig. 6, when cooking is performed under both the left and right fume collecting

covers

3 and 4, the partition 7 is controlled to close the through passage 61 of the collecting box 6, thereby preventing the turbulence of the flue gas from occurring on the left and right sides.

As shown in fig. 7, when cooking is performed under only one side hood, the one side hood is controlled to rotate upward while the other side hood remains vertically attached to the header tank 6. Meanwhile, the first isolation plate 71 and the second isolation plate 72 in the control collecting box 6 are controlled to rotate to form an inclined V shape, when cooking is carried out below the left fume collecting hood 3, the first isolation plate 71 and the second isolation plate 72 are controlled to rotate to form a cross section in a shape of ' >, and when cooking is carried out below the right fume collecting hood 4, the first isolation plate 71 and the second isolation plate 72 are controlled to rotate to form a cross section in a shape of ' < '. So then form the less passageway of opening in the collection flow box 6, based on the communicating relation of fan casing 1 and the collection petticoat pipe of vertical state, produce the air flow to the collection petticoat pipe direction of vertical state to change the oil smoke that produces the oil smoke side and rise the route, make the oil smoke to the skew of collection flow box 6 direction, reduce the oil smoke and escape, and then reach good oil smoke suction effect.

The utility model provides a range hood will collect the rotation setting that petticoat pipe 3, right side collection petticoat pipe 4 opened and shut relatively, through the turned angle who adjusts left side collection petticoat pipe 3, right side collection petticoat pipe 4, can adjust range hood's cage cigarette region, and then avoid the oil smoke escape problem. Simultaneously when not using range hood, left collection petticoat pipe 3, right collection petticoat pipe 4 are involuted relatively, so can avoid the inside greasy dirt peculiar smell of range hood excessive, have promoted user experience.

In addition, based on the structure of the collecting box 6, the turbulent flow of the smoke can be avoided when both sides of the cooking box are used for cooking, and the oil smoke absorption effect is enhanced. And based on the rotation condition of the partition 7 of the collecting box 6, the oil smoke can be further prevented from escaping.

Directional terms such as "front", "rear", "upper", "lower", "left", "right", "side", "top", "bottom", and the like are used in the description and claims of the present invention to describe various example structural portions and elements of the present invention, but these terms are used herein for convenience of description only and are determined based on example orientations shown in the drawings. Because the disclosed embodiments may be arranged in different orientations, these directional terms are for illustrative purposes only and should not be construed as limiting, and for example, "upper" and "lower" are not necessarily limited to orientations opposite or consistent with the direction of gravity.

Claims

1. The utility model provides a range hood, includes fan guard (1), sets up fan (2) in fan guard (1), its characterized in that: still including rotatable left collection petticoat pipe (3) and right collection petticoat pipe (4) of setting in fan cover (1) below, left side collection petticoat pipe (3), right collection petticoat pipe (4) are linked together with fan cover (1) respectively, left side collection petticoat pipe (3), right collection petticoat pipe (4) can be relatively to closing and open.

2. The range hood of claim 1, wherein: the fan cover is characterized in that a connecting cover (5) is arranged below the fan cover (1), the left smoke collecting hood (3) and the right smoke collecting hood (4) are respectively connected to the connecting cover (5) in a vertically-swinging mode, and the left smoke collecting hood (3) and the right smoke collecting hood (4) are communicated with the fan cover (1) through the connecting cover (5).

3. The range hood of claim 2, wherein: the left smoke collecting hood (3) and the right smoke collecting hood (4) are respectively provided with a smoke outlet (100) at the rotary connecting position, and the connecting hood (5) is respectively provided with an inlet corresponding to each smoke outlet (100);

follow on left side collection petticoat pipe (3), right collection petticoat pipe (4) outlet (100) are provided with supporting part (101), supporting part (101) can match the lock-in the entry for connecting cover (5) rotation ground.

4. A range hood according to claim 2 or 3, wherein: a collecting box (6) is arranged below the fan cover (1), the collecting box (6) is provided with a through channel (61) which is communicated with the left and the right, and a partition piece (7) capable of opening and closing the through channel (61) is rotatably arranged in the through channel (61);

the left smoke collecting cover (3) is arranged on the left side of the collecting box (6), and the left smoke collecting cover (3) can be rotatably attached to the left side surface of the collecting box (6) to enable a smoke inlet (200) of the left smoke collecting cover (3) to face the through channel (61); the right fume collecting hood (4) is arranged on the right side of the collecting box (6), and the right fume collecting hood (4) can be rotatably attached to the right side face of the collecting box (6) so that a fume inlet (200) of the right fume collecting hood (4) faces to the through channel (61).

5. The range hood of claim 4, wherein: the separator (7) comprises a first separator plate (71) and a second separator plate (72) which are vertically arranged, a driver (73) for respectively driving the first separator plate (71) and the second separator plate (72) to rotate is arranged in the collecting tank (6), and the first separator plate (71) and the second separator plate (72) are partially overlapped when in a vertical state.

6. The range hood of claim 4, wherein: a driving motor (8) for driving rotation is respectively arranged in the left smoke collecting cover (3) and the right smoke collecting cover (4);

the front side surface of the collecting box (6) is fixedly provided with a connecting rod (9), two ends of the connecting rod (9) respectively extend to the front of the left smoke collecting hood (3) and the front of the right smoke collecting hood (4), two ends of the connecting rod (9) are fixedly provided with fixed columns facing the driving motor (8), and the driving end of the driving motor (8) is connected with the fixed columns through a bearing.

7. The range hood of claim 4, wherein: the connecting cover (5) is arranged at the rear part below the fan cover (1), and the left smoke collecting hood (3), the right smoke collecting hood (4) and the collecting box (6) are arranged in front of the connecting cover (5).