CN110094778B

CN110094778B - Fume exhauster

Info

Publication number: CN110094778B
Application number: CN201910368804.XA
Authority: CN
Inventors: 不公告发明人
Original assignee: Shi Liane
Current assignee: Shi Liane
Priority date: 2019-05-05
Filing date: 2019-05-05
Publication date: 2020-10-23
Anticipated expiration: 2039-05-05
Also published as: CN110094778A

Abstract

The invention provides a range hood which comprises a range hood shell arranged on a wall body. The oil fume blocking cover is cylindrical, is installed in the shell through the opening, and forms a space with the inner contour of the opening and the inner wall of the shell. The connecting pipe is communicated with the oil smoke shield to form an oil smoke discharge channel. The rotating shaft is hinged to the shell. The outer connecting plate is installed with an outer contour and is connected in the shell in a sliding manner. The external connection plate is provided with a through hole, and the oil smoke shield is arranged in the through hole and forms a gap with the wall of the through hole; and an inner connecting plate is arranged at the gap position and can be connected to the outer contour of the oil smoke shield. When the oil smoke is too much, the distance from the smoke suction port of the oil smoke shield to the cooking range is adjusted to be close, so that the oil smoke can be adsorbed by the range hood quickly, and the oil smoke diffusion is reduced. When the oil smoke blocking cover is cleaned, the oil smoke blocking cover is arranged towards the standing direction of a human body, so that the oil smoke blocking cover can be conveniently assembled, disassembled and cleaned.

Description

Fume exhauster

Technical Field

The invention relates to the field of kitchen appliances, in particular to a range hood.

Background

After the existing range hood is installed and fixed, the distance from a smoke suction port to a stove is also fixed. If the distance between the oil fume exhauster and the oil fume exhauster is too large, the oil fume cannot be sucked into the oil fume exhauster quickly, and if the distance is too small, the oil fume exhauster occupies a cooking space; in addition, the smoke inlet of the oil smoke blocking cover of the existing oil smoke ventilator is fixed in orientation, and particularly, the smoke inlet of the oil smoke blocking cover is arranged right above a cooking range, so that the oil smoke blocking cover is inconvenient to clean in the actual use process. Therefore, in view of the above, a range hood is devised.

Disclosure of Invention

The technical problem to be solved by the invention is as follows: the defect that the oil smoke cannot be quickly adsorbed by the range hood when the cooking oil smoke is too much is overcome; the problem of lampblack absorber oil smoke fender cover be convenient for load and unload and clear up is solved.

The technical scheme adopted by the invention for solving the technical problems is as follows:

the utility model provides a range hood, including installing in the lampblack absorber casing of wall body, the casing is provided with an opening. The oil fume shield cover is cylindrical, is arranged in the shell through the opening, and forms a space with the inner contour of the opening and the inner wall of the shell; a cylinder opening of the oil smoke blocking cover is arranged towards the stove, and the cylinder opening can be far away from or close to the stove. The connecting pipe is a telescopic pipe; the connecting pipe is communicated with the oil smoke shield to form an oil smoke discharge channel and is communicated to the outside; an exhaust fan is arranged in the oil fume discharge channel. The end of the connecting pipe, which is far away from the oil fume shield cover, is provided with a rotating shaft which is arranged along the radial direction of the connecting pipe, and the rotating shaft is hinged with the shell. The external connecting plate is arranged at the opening, and the outer contour of the external connecting plate is connected in the shell in a sliding mode. The external connection plate is provided with a through hole, and the oil smoke shield is arranged in the through hole and forms a gap with the wall of the through hole; an inner connecting plate is arranged at the gap position, and the inner connecting plate can be connected to the outer contour of the oil smoke blocking cover and can also be arranged far away from the outer contour of the oil smoke blocking cover.

Preferably, the inner wall of the housing is provided with a groove-shaped guide part extending from the opening to the inside of the housing; and the outer contour of the external connecting plate is provided with a roller, and the roller is arranged in the groove-shaped guide part in a rolling manner.

Preferably, the guide part is provided with a limiting part close to the opening.

Preferably, the size of the opening of the hood to the range corresponds to the size of the opening.

Preferably, the peripheral wall of the oil smoke blocking cover is provided with two bosses which are respectively arranged along the axial direction of the oil smoke blocking cover and are arranged at two sides of the inner connecting plate.

Preferably, the range hood further comprises a driving part, wherein the driving part comprises a motor, and the motor is installed on the inner wall of the shell in a floating mode; the axis of the output shaft of the motor is parallel to the axis of the rotating shaft; a gear is arranged on the output shaft of the motor; and racks which are in meshed transmission with the gears are arranged on the outer wall of the oil smoke blocking cover or the outer wall of the connecting pipe.

Preferably, the connection pipe has a damping property when it extends and contracts.

The invention has the beneficial effects that 1, when too much oil smoke is generated during cooking, the distance from the smoke suction port of the oil smoke shield to the cooking range is adjusted to be close, so that the range hood can be favorable for quickly adsorbing the oil smoke, the oil smoke diffusion is reduced, and the indoor environment is improved.

2. When the oil smoke blocking cover is cleaned, the oil smoke blocking cover is arranged towards the standing direction of a human body, so that the oil smoke blocking cover can be conveniently assembled, disassembled and cleaned.

Drawings

In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below, it is obvious that the drawings in the following description are only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to the drawings without creative efforts.

Fig. 1 is a schematic perspective view of a first usage state provided in an embodiment of the present invention;

FIG. 2 is a schematic front view of the structure of FIG. 1;

FIG. 3 is a schematic view of the full section A-A of FIG. 2;

FIG. 4 is a schematic view of the oil smoke shield of FIG. 3 after it has been swung;

FIG. 5 is a schematic diagram of a front view of a second usage state provided by the embodiment of the present invention;

FIG. 6 is a schematic view of the full section at B-B of FIG. 5;

in the figure: 100-shell, 101-guide part, 102-limiting part, 200-lampblack shield, 300-connecting pipe, 301-rotating shaft, 400-external connecting plate, 401-internal connecting plate, 500-driving part, 501-motor, 502-gear and 503-rack.

Detailed Description

The above-described scheme is further illustrated below with reference to specific examples. It is to be understood that these examples are for the purpose of illustrating the invention and are not to be construed as limiting the scope of the invention. The conditions used in the examples may be further adjusted according to the conditions of the particular manufacturer, and the conditions not specified are generally the conditions in routine experiments.

In a specific embodiment, as shown in (fig. 1-6), a range hood includes a range hood housing 100 mounted on a wall, and an opening is opened on the housing 100. The opening may be provided directly below the housing 100 toward the range or may be provided obliquely below the housing 100 away from the wall end. Wherein, the opening is arranged right below the shell 100 and is suitable for a direct-suction range hood, and the oblique lower part is suitable for an oblique-suction range hood.

The cylindrical hood 200 is installed inside through an opening of the housing 100, and a space is formed between an outer contour and an opening contour of the hood 200 and an inner wall of the housing 100. Wherein a nozzle of the fume hood 200 is disposed toward the range through the opening for collecting the fume and blocking the fume. The hood 200 is reciprocally movable along the opening of the housing 100 such that the hood 200 is disposed away from or close to the range toward the throat of the range. During the use, can adjust the oil smoke according to oil smoke volume and scope and keep off the cover 200 towards the nozzle to the distance of kitchen range, can do benefit to the lampblack absorber and adsorb the oil smoke fast, reduce the oil smoke diffusion, improve indoor environment to the oil smoke that moves about like this keeps off the cover 200 and also can not occupy the culinary art space. On the direct-suction range hood, the oil smoke blocking cover 200 can be conveniently cleaned by lifting the oil smoke blocking cover 200.

The oil smoke shield 200 is connected to the connection pipe 300 away from the stove opening to form an oil smoke discharge passage, and is connected to the outdoor smoke discharge pipe to discharge the oil smoke to the outdoor. The connection pipe 300 may be disposed in the case 100; in order to ensure the function of the smoke evacuation passage after the displacement of the hood 200, the connection pipe 300 is a telescopic pipe; an exhaust fan is installed in the oil smoke discharge passage, and after the exhaust fan is started, oil smoke can be sucked into the oil smoke discharge passage through the oil smoke shield cover 200 and discharged outdoors.

A rotating shaft 300 is arranged at the end of the connecting pipe 300 far away from the lampblack shield 200, and the axis of the rotating shaft 300 is arranged along the radial direction of the connecting pipe 300; then, the rotating shaft 301 is hinged to the housing 100, and the assembly formed by the oil smoke shield 200 and the connecting pipe 300 is hung in the housing 100 through the rotating shaft 301. A space is arranged between the outer contour and the opening contour of the oil fume shield 200 and the inner wall of the shell 100, so that the connecting pipe 300 and the oil fume shield 200 can swing around the rotating shaft 301, and further the bottom of the oil fume shield 200 can swing towards the standing direction of a person, and the oil fume shield 200 of the direct-suction range hood can be conveniently assembled, disassembled and cleaned; the oil smoke shield cover 200 of the oblique suction type range hood can swing towards the cooking range direction, and swing towards the standing direction of people is convenient to assemble, disassemble and clean.

As described above, the housing 100 may be a mechanical structure, such as a frame structure, which is fixed on a building or a kitchen ware, can mount the hood 200 and the connection pipe 300, and can move the hood 200 away from or close to the stove and can swing the hood 200 and the connection pipe 300.

In order to ensure the installation stability of the oil smoke shielding cover 200 and the casing 100 and avoid the free swing of the oil smoke shielding cover 200, an external connection plate 400 can be additionally arranged at the space position between the oil smoke shielding cover 200 and the inner wall of the casing 100, and the specific structure is as follows:

the external connection plate 400 is installed at the opening of the housing 100, and the external connection plate 400 is externally and slidably connected to the housing 100, so that the external connection plate 400 reciprocates in the housing 100 along the axial direction thereof. The opening can realize the spacing of oil smoke shield 200, avoids outer fishplate bar 400 landing to the casing 100 outside. In addition, the outer connecting plate 400 is provided with a through hole, the oil smoke blocking cover 200 is arranged in the through hole and forms a gap with the wall of the through hole, but the gap is used for swinging the oil smoke blocking cover 200, in order to realize the positioning of the oil smoke blocking cover 200, the inner connecting plate 401 is additionally arranged at the gap position, the inner connecting plate 401 and the outer connecting plate 400 can be in telescopic connection, or the inner connecting plate 401 and the outer connecting plate 400 are hinged, therefore, the inner connecting plate 401 can be connected to the outer contour of the oil smoke blocking cover 200 and can also be arranged far away from the outer contour of the oil smoke blocking cover 200. Specifically, when the lampblack shield 200 is positioned, one end of the internal connection plate 401 is slidably connected to the outer wall of the lampblack shield 200, the internal connection plate 401 is fixed on the external connection plate 400, and the external connection plate 400 and the internal connection plate 401 in the connection state can also play a role in blocking lampblack. When the lampblack shield 200 swings, the internal connection plate 401 is arranged far away from the lampblack shield 200, so that a new space is formed between the internal connection plate 401 and the lampblack shield 200, and the lampblack shield 200 can swing through the new space. Therefore, the utility model has good usability.

The range hood has the advantages that the range hood is integrated to form a complete range hood function, the distance between the range hood and the stove cover can be adjusted according to the amount of oil smoke, the range hood can adsorb the oil smoke quickly, oil smoke diffusion is reduced, and the indoor environment is improved. The movable oil smoke blocking cover does not occupy the cooking space. The oil smoke shield is applied to the direct-suction type range hood, and can be conveniently cleaned from the bottom of the oil smoke shield by lifting the oil smoke shield. In the actual use process, in order to enable the oil fume blocking cover of the inclined suction type range hood to face the stove cover better and enable the oil fume blocking cover of the straight suction type range hood or the inclined suction type range hood to be convenient to clean better, the oil fume blocking cover is also arranged to be in a swinging mode. Therefore, the use performance of the range hood can be improved. In order to better embody the performance, the structure is further described:

further, a groove-shaped guide portion 101 extending from the opening to the inside of the housing 100 is provided on the inner wall of the housing 100, and the groove-shaped guide portion 101 may be provided protruding from the inner wall of the housing 100 or may be provided on the inner wall of the housing 100. The outer contour of the outer connecting plate 400 is provided with a roller which is arranged in the groove-shaped guide part 101 in a rolling way. Therefore, the external connection plate 400 can be reciprocated along a designated track within the housing 100, and also the external connection plate 400 is prevented from being deviated or caught to the inner wall of the housing 100.

Further, the guide portion 101 is provided with a limiting portion 102 near the opening, and the limiting portion 102 is used for positioning the outer joint plate 400, so that the roller is prevented from falling off from the groove of the guide portion 101.

Furthermore, the size of the oil smoke blocking cover 200 facing the cylinder opening of the stove is equivalent to the size of the opening, when the oil smoke blocking cover 200 moves into the casing 100 to reach the limit position, the oil smoke blocking cover 200 can be buckled on the opening of the casing 100 facing the cylinder opening of the stove, the oil smoke blocking cover 200 is hermetically connected with the casing 100, oil smoke is prevented from entering the casing 100, and the attractiveness degree can be improved.

Further, two bosses are arranged on the peripheral wall of the oil smoke blocking cover 200, the two bosses are respectively arranged on two sides of the inner connecting plate 401, namely in the top and bottom directions, when the inner connecting plate 401 is connected to the outer contour of the oil smoke blocking cover 200, and after the oil smoke blocking cover 200 moves upwards, the bosses at the bottom of the inner connecting plate 401 drive the inner connecting plate 401 to move inwards to the shell until the oil smoke blocking cover 200 is buckled with the shell 100; on the contrary, the boss on the top of the inner connecting plate 401 drives the inner connecting plate 401 to move towards the outer side of the housing until the outer connecting plate 400 is arranged at the opening of the housing 100, and the boss on the top of the inner connecting plate 401 can limit the oil smoke shield 200.

Further, in order to move the hood 200 by electric power, the driving part 500 may be used to drive the hood 200 to move up and down. The driving part 500 comprises a motor 501, and a gear 502 is mounted on an output shaft of the motor 501; a rack 503 is arranged on the outer wall of the fume shield 200 or the outer wall of the connecting pipe 300, and the rack 503 is meshed with the gear 502. In order to enable the fume hood 200 to be always meshed with the rack 503 before and after swinging, the motor 501 is floatingly mounted on the inner wall of the housing 100 through a spring, and the axis of the output shaft of the motor 501 is arranged parallel to the axis of the rotating shaft 302.

Furthermore, the connecting pipe 300 has damping property when being stretched, so that the mounting position of the oil smoke shield 200 can be adjusted manually, and the oil smoke shield 200 is prevented from falling downwards.

During the use process, when the range hood works, the exhaust fan is started, and oil smoke can be sucked into the oil smoke discharge channel through the oil smoke blocking cover 200 and discharged outdoors. In the process of absorbing oil smoke, the distance from the smoke suction port of the oil smoke blocking cover 200 to the stove can be adjusted according to the oil smoke volume: when the amount of oil smoke is large, the smoke suction port of the oil smoke blocking cover 200 is arranged close to the stove, so that the smoke suction port of the oil smoke blocking cover 200 extends out of the shell 100, and meanwhile, the outer connecting plate 400 is limited at the opening of the shell 100 to prevent the oil smoke from entering the shell; after the amount of oil smoke is reduced, the smoke outlet of the oil smoke blocking cover 200 is far away from the stove, so that the smoke outlet of the oil smoke blocking cover 200 is buckled with the opening of the shell 100, and the oil smoke is also prevented from entering the shell. When the oblique-suction range hood adsorbs oil smoke, the smoke suction port of the oil smoke-adjusting shield 200 can be arranged towards or close to the stove by adjusting the swing of the oil smoke-adjusting shield 200. The principle and the effect are equivalent to those of a direct-suction range hood.

Cleaning upWhen the oil smoke blocking cover 200 is used, the oil smoke blocking cover 200 of the direct-suction type range hood is arranged far away from a cooking range, and a smoke suction port of the oil smoke blocking cover 200 can swing towards the standing direction of a human body. Therefore, the oil fume shield cover can be conveniently assembled, disassembled and cleaned.

In light of the foregoing description of the preferred embodiment of the present invention, many modifications and variations will be apparent to those skilled in the art without departing from the spirit and scope of the invention. The technical scope of the present invention is not limited to the content of the specification, and must be determined according to the scope of the claims.

Claims

1. The utility model provides a range hood, is including installing in range hood casing (100) of wall body, its characterized in that:

the shell (100) is provided with an opening; the inner wall of the shell (100) is provided with a groove-shaped guide part (101) extending from the opening to the interior of the shell (100); a limiting part (102) is arranged on the groove-shaped guide part (101) close to the opening;

a hood (200) having a cylindrical shape, installed into the housing (100) through the opening, and forming a space with an inner contour of the opening and an inner wall of the housing (100); a cylinder opening of the oil smoke blocking cover (200) is arranged towards the stove, and the cylinder opening can be arranged far away from or close to the stove;

the connecting pipe (300) is a telescopic pipe, and the connecting pipe (300) is communicated with the oil smoke blocking cover (200) to form an oil smoke discharge channel and is communicated to the outside; an exhaust fan is arranged in the oil fume discharge channel;

a rotating shaft (301) arranged along the radial direction of the connecting pipe (300) far away from the oil smoke shield (200) is arranged at the end of the connecting pipe (300), and the rotating shaft (301) is hinged to the shell (100);

an external connection plate (400) installed at the opening and having an external profile slidably connected in the housing (100);

the outer connecting plate (400) is provided with a through hole, and the oil smoke blocking cover (200) is arranged in the through hole and forms a gap with the wall of the through hole; an inner connecting plate (401) is arranged at the gap position; the inner connecting plate (401) is in telescopic connection with the outer connecting plate (400), and when the oil smoke blocking cover (200) is positioned, one end of the inner connecting plate (401) is connected to the outer wall of the oil smoke blocking cover (200) in a sliding mode;

the outer contour of the outer connecting plate (400) is provided with a roller, and the roller is arranged in the groove-shaped guide part (101) in a rolling manner;

two bosses are arranged on the peripheral wall of the oil fume blocking cover (200), and the two bosses are arranged along the axial direction of the oil fume blocking cover (200) and are arranged on two sides of the inner connecting plate (401).

2. A hood as claimed in claim 1, characterized in that the dimension of the mouth of the hood (200) facing the cooking range corresponds to the dimension of the opening.

3. A range hood according to claim 1, characterized by comprising a driving part (500), wherein the driving part (500) comprises a motor (501), and the motor (501) is floatingly mounted on the inner wall of the housing (100); the axis of the output shaft of the motor (501) is parallel to the axis of the rotating shaft (301); a gear (502) is mounted on an output shaft of the motor (501); and racks (503) which are in meshed transmission with the gears are arranged on the outer wall of the oil smoke blocking cover (200) or the outer wall of the connecting pipe (300).

4. A hood, as in claim 1, characterized in that said connection pipe (300) is damped when it is extended and retracted.