CN215570662U - Flat-plate range hood - Google Patents

Abstract

The utility model relates to the technical field of household appliances, and particularly discloses a flat-plate range hood which comprises a smoke collecting hood and a smoke baffle plate, wherein the smoke collecting hood is provided with an air inlet area, and comprises a left side wall and a right side wall which are arranged on two opposite sides of the air inlet area; the left side wall with the right side wall all is connected with the liftable keep off the cigarette board, keep off the cigarette board can rise to with the left side wall or right side wall just right withdrawal position, or descend at least part of keep off the cigarette board and be located the left side wall or right side wall downside operating position, keep off the cigarette board the left side wall with the lower extreme of right side wall is by preceding backward slope gradually downwards. According to the utility model, the smoke baffle plate is not inserted into the cabinet or the wall body, and the smoke collecting hood enhances the smoking effect of the flat-plate range hood on the premise that the sight of a user is not influenced.

Description

Flat-plate range hood

Technical Field

The utility model relates to the technical field of household appliances, in particular to a flat-plate range hood.

Background

Along with the improvement of people's concern to healthy life, dull and stereotyped lampblack absorber becomes the essential domestic appliance of promotion kitchen environment, and its smoking effect also receives more and more attention. The dietary structure of Chinese people is different from that of western people, and the Chinese people have a large proportion of frying, stir-frying, cooking and frying in food processing, so that the oil smoke in a Chinese kitchen is large, and the flat-plate range hood with a good smoking effect has important significance for improving the air pollution of the kitchen and reducing the influence of the flat-plate range hood on the human health.

The flat-plate range hood has poor smoke gathering effect, oil smoke easily escapes from a negative pressure area formed by the flat-plate range hood, and the oil smoke is diffused into a kitchen to cause air pollution. In the prior art, in order to improve the smoke gathering effect of the flat-plate range hood, smoke blocking plates are respectively arranged on the left side and the right side of the flat-plate range hood and are arranged in a lifting mode through driving of a driving mechanism, the smoke blocking plates are driven by the driving mechanism to ascend, the smoke blocking plates are inserted into cabinets or walls on the left side and the right side of the flat-plate range hood, the smoke blocking plates are driven by the driving mechanism to descend, the smoke blocking plates are extended out of the cabinets or walls on the left side and the right side, so that the oil smoke is prevented from spreading towards the left side and the right side, and the smoke gathering effect of the flat-plate range hood is improved.

The flat-plate range hood in the prior art has the defects that in order to ensure that the smoke baffle has enough height, the smoke baffle needs to be inserted into a cabinet or a wall, so that a slot needs to be formed in the cabinet or the wall, and the processing cost of the cabinet or the wall is increased; and for the flat-plate range hood which is not embedded into the cabinet or the wall body, the liftable smoke baffle plate cannot be arranged.

SUMMERY OF THE UTILITY MODEL

The utility model aims to provide a flat-plate range hood which is used for enhancing the smoking effect of the flat-plate range hood on the premise that a smoke baffle plate is not inserted into a cabinet or a wall.

In order to achieve the purpose, the utility model adopts the following technical scheme:

a flat panel range hood, comprising:

the exhaust fume collecting hood is provided with an air inlet area and comprises a left side wall and a right side wall which are arranged on two opposite sides of the air inlet area;

keep off the cigarette board, the left side wall with the right side wall all is connected with the liftable keep off the cigarette board, keep off the cigarette board can rise to with the left side wall or right side wall just right withdrawal position, or descend at least part of it is located to keep off the cigarette board the left side wall or right side wall downside operating position, keep off the cigarette board the left side wall with the lower extreme of right side wall is by backward slope down gradually.

Preferably, the longitudinal sections of the smoke baffle, the left side wall and the right side wall are all right-angled trapezoids.

Preferably, the smoke barrier is foldable in a height direction thereof.

Preferably, the smoke barrier comprises:

a connection part connected with the left side wall or the right side wall;

at least two magnetism suction plates, follow the direction of height interval of connecting portion connect in connecting portion, adjacent two the magnetism suction plate can the fifty percent discount adsorb.

Preferably, the smoke barrier is retractable in the height direction thereof.

Preferably, the flat panel range hood further includes:

the driving mechanism is arranged on the smoke collecting hood, connected with the smoke baffle and used for driving the smoke baffle to lift.

Preferably, the flat panel range hood further includes:

and the fan is used for enabling the air inlet area to form negative pressure and is in communication connection with the driving mechanism.

Preferably, the flat panel range hood further includes:

and the oil smoke sensor is arranged on the oil smoke collecting cover and is in communication connection with the driving mechanism.

Preferably, the left side wall and the right side wall are provided with accommodating grooves, openings of the accommodating grooves face downwards, when the smoke baffle plate is located at the withdrawing position, the smoke baffle plate is inserted into the accommodating grooves, and when the smoke baffle plate is located at the working position, at least part of the smoke baffle plate extends out of the accommodating grooves.

Preferably, the opening of the accommodating groove is provided with a folded edge which is folded upwards.

The utility model has the beneficial effects that:

the flat-plate range hood comprises a smoke baffle plate, and the left side wall and the right side wall of the flat-plate range hood are both connected with the liftable smoke baffle plate. The smoke baffle can be lifted to the position of withdrawing opposite to the left side wall or the right side wall so as to ensure the attractiveness of the flat-plate range hood. The smoke baffle can descend to the working position where at least part of the smoke baffle is located on the lower side of the left side wall or the right side wall, so that the sizes of the left side wall and the right side wall are prolonged, and the smoke gathering effect of the flat-plate range hood is improved.

The lower extreme of keeping off cigarette board, left side wall and right side wall is by preceding downward sloping gradually backward, consequently, does not increase the size of left side wall and right side wall front end, does not influence under the prerequisite of user's sight, has increased the size of the rear side of keeping off cigarette board, left side wall and right side wall, has further improved keeping off the cigarette effect of holding together of cigarette board, and then improves holding together cigarette effect of dull and stereotyped lampblack absorber.

According to the utility model, the smoke baffle plate is not inserted into the cabinet or the wall body, and the smoke collecting hood enhances the smoking effect of the flat-plate range hood on the premise that the sight of a user is not influenced.

Drawings

Fig. 1 is a schematic structural diagram of a flat plate range hood in a retracted position according to an embodiment of the present invention;

fig. 2 is a schematic structural diagram of another view angle of the flat plate range hood in a retracted position according to the embodiment of the present invention;

FIG. 3 is a schematic structural diagram of a flat-plate range hood provided by an embodiment of the utility model in a working position;

FIG. 4 is a schematic structural diagram of a smoke barrier according to an embodiment of the present invention;

FIG. 5 is a cross-sectional view of another smoke barrier provided by an embodiment of the present invention;

FIG. 6 is a cross-sectional view of a flat panel range hood provided by an embodiment of the present invention;

fig. 7 is a partially enlarged view of a portion a in fig. 6.

In the figure:

1. a smoke collecting hood; 11. a left side wall; 12. a right side wall; 13. an air intake area; 14. accommodating grooves; 141. an opening; 142. folding edges;

2. a smoke baffle; 21. a connecting portion; 22. a magnetic attraction plate; 23. a plate body; 231. a jack; 232. a slot; 24. a rubber strip;

3. a drive mechanism; 31. a drive member; 32. a mounting frame;

4. a fan mechanism.

Detailed Description

The technical scheme of the utility model is further explained by the specific implementation mode in combination with the attached drawings. It is to be understood that the specific embodiments described herein are merely illustrative of the utility model and are not limiting of the utility model. It should be further noted that, for the convenience of description, only some but not all of the elements associated with the present invention are shown in the drawings.

In the present invention, the terms of orientation such as "upper", "lower", "left", "right", "inner" and "outer" are used in the case where no description is made on the contrary, and these terms of orientation are used for easy understanding, and thus do not limit the scope of the present invention.

In the present invention, unless otherwise expressly stated or limited, "above" or "below" a first feature means that the first and second features are in direct contact, or that the first and second features are not in direct contact but are in contact with each other via another feature therebetween. Also, the first feature being "on," "above" and "over" the second feature includes the first feature being directly on and obliquely above the second feature, or merely indicating that the first feature is at a higher level than the second feature. A first feature being "under," "below," and "beneath" a second feature includes the first feature being directly under and obliquely below the second feature, or simply meaning that the first feature is at a lesser elevation than the second feature.

In the description of the present invention, unless expressly stated or limited otherwise, the terms "connected," "connected," and "fixed" are to be construed broadly, e.g., as meaning permanently connected, removably connected, or integral to one another; can be mechanically or electrically connected; either directly or indirectly through intervening media, either internally or in any other relationship. The specific meanings of the above terms in the present invention can be understood in specific cases to those skilled in the art.

As shown in fig. 1 and fig. 2, the flat panel range hood provided by this embodiment includes a smoke collecting cover 1, the smoke collecting cover 1 has an air inlet area 13 and an air outlet communicated with the air inlet area 13, in order to provide negative pressure for the air inlet area 13, the flat panel range hood may further include a fan mechanism 4 connected to the air outlet, and the fan mechanism 4 is communicated with an external air duct. The fan mechanism 4 comprises a fan, the fan can provide negative pressure for the air inlet area 13, so that oil smoke is adsorbed to the air inlet area 13, then enters the fan mechanism 4 and an external air channel from the air inlet area 13, and finally the oil smoke is discharged to the outside through the external air channel.

The smoke collecting cover 1 comprises a left side wall 11 and a right side wall 12 which are arranged on two opposite sides of an air inlet area 13, wherein the left side wall 11 and the right side wall 12 can shield part of lampblack and prevent the part of lampblack from escaping from a negative pressure area generated by the air inlet area 13. However, in order to avoid the left side wall 11 and the right side wall 12 from obstructing the vision of the user, the left side wall 11 and the right side wall 12 of the flat range hood are small in height, so that all the oil smoke cannot be prevented from escaping from the negative pressure area, which causes the oil smoke to be diffused into the kitchen, and causes air pollution.

As shown in fig. 3, in order to solve the above technical problem, the flat panel range hood provided by this embodiment further includes a smoke baffle 2, and the left side wall 11 and the right side wall 12 are both connected with the smoke baffle 2 capable of ascending and descending. As shown in fig. 1, the smoke barrier 2 can be raised to a retracted position facing the left side wall 11 or the right side wall 12, and as shown in fig. 3, the smoke barrier 2 can be lowered to an operating position in which at least a part of the smoke barrier 2 is located below the left side wall 11 or the right side wall 12.

The smoke baffle 2 rises to the position of withdrawing opposite to the left side wall 11 or the right side wall 12, namely the lower end of the smoke baffle 2 does not protrude out of the left side wall 11 or the right side wall 12, so that the attractiveness of the flat-plate range hood is ensured.

Keep off the lower extreme of cigarette board 2, left side wall 11 and right side wall 12 and by preceding downward sloping gradually backward, consequently, do not increasing the size of left side wall 11 and right side wall 12 front end, do not influence under the prerequisite of user's sight, increased the size of the rear side of keeping off cigarette board 2, left side wall 11 and right side wall 12, improved keeping off cigarette effect of holding together of cigarette board 2, and then improve holding together cigarette effect of dull and stereotyped lampblack absorber. It can be understood that the terms "front", "rear", "left" and "right" in the present invention are all used for the direction when the user faces the flat range hood after the flat range hood is installed in place, and these terms are used for the convenience of understanding, and therefore do not limit the scope of the present invention.

Because the longitudinal sections of the left side wall 11 and the right side wall 12 of the existing flat range hood are rectangular, in order to reduce the improvement of the existing flat range hood as much as possible and save the design cost, the longitudinal sections of the smoke baffle 2, the left side wall 11 and the right side wall 12 are all right trapezoid, namely, the upper ends of the left side wall 11 and the right side wall 12 and the upper parts of the front end and the rear end do not need to be redesigned, and the design cost is saved.

As shown in fig. 4, preferably, in order to further increase the height of the smoke barrier 2, the smoke barrier 2 may be folded in its height direction. When needs use and keep off cigarette board 2 and keep off the cigarette, will keep off cigarette board 2 and descend to operating position, expand and keep off cigarette board 2 to the height that keeps off cigarette board 2 has been increased. When not using the cigarette board 2, need to keep off cigarette board 2 and rise to before withdrawing the position, will keep off cigarette board 2 and fold to reduce the height that keeps off cigarette board 2, so that whole cigarette board 2 can just right with left lateral wall 11 and right lateral wall 12, in order to guarantee the pleasing to the eye of dull and stereotyped lampblack absorber.

Further, the foldable smoke barrier 2 comprises a connecting portion 21 and at least two magnetic absorbing plates 22, wherein the connecting portion 21 is connected with the left side wall 11 or the right side wall 12. At least two magnetic attraction plates 22 are connected to the connecting portion 21 at intervals along the height direction of the connecting portion 21, and two adjacent magnetic attraction plates 22 can be folded and attracted.

Specifically, the connecting portion 21 may be a flexible structure made of plastic or cloth so that the smoke barrier 2 is folded, the connecting portion 21 may be provided with at least two accommodating pockets, and the magnetic attraction plate 22 is loaded into the accommodating pockets. The connecting portion 21 may also be a chain made of metal or plastic, and a plurality of magnetic suction plates 22 are connected to the chain at intervals so as to facilitate the folding of the smoke barrier 2. In order to reduce the weight of the magnetic attraction plate 22, it is preferable that the magnetic attraction plate 22 is formed by thermoplastic molding of plastic particles, and magnetic powder is doped in the plastic particles, so that the magnetic attraction plate 22 has magnetism.

In another alternative embodiment, as shown in fig. 5, the smoke barrier 2 can be extended or retracted in its height direction. When needs use and keep off cigarette board 2 and keep off the cigarette, will keep off cigarette board 2 and descend to operating position, lengthen and keep off cigarette board 2 to the height that keeps off cigarette board 2 has been increased. When not using and keeping off cigarette board 2, need to keep off cigarette board 2 and rise to before withdrawing the position, make and keep off cigarette board 2 shrink, reduce the height that keeps off cigarette board 2 to make whole keep off cigarette board 2 can just right with left lateral wall 11 and right lateral wall 12, in order to guarantee the pleasing to the eye of dull and stereotyped lampblack absorber.

Preferably, the smoke barrier 2 includes at least two plate bodies 23, the plate bodies 23 are provided with slots 232, and the insertion openings of the slots 232 face downward. For convenience of description, two adjacent plate bodies 23 are referred to as a group of plate bodies, the plate body 23 on the upper side of the group of plate bodies is a first plate, the plate body 23 on the lower side is a second plate, and the second plate insertion opening is slidably inserted into the insertion groove 232 of the first plate.

In order to avoid the noise generated when the second plate slides and avoid the second plate from sliding down rapidly under the action of gravity, and cause impact on the smoke collecting hood 1, preferably, the edge of the upper end of the second plate is connected with a rubber strip 24, and the rubber strip 24 abuts against the inner wall of the slot 232 of the first plate. The rubber strip 24 has elasticity, which can prevent the first plate and the second plate from generating noise due to friction, increase the friction force of the first plate and the second plate, and reduce the sliding speed of the second plate under the action of gravity.

Furthermore, in order to avoid that the smoke baffle 2 is automatically unfolded under the condition that the flat-plate range hood is not suitable for use, the smoke baffle 2 preferably further comprises a bolt, the plate body 23 is provided with a jack 231, after the smoke baffle 2 is contracted, the jacks 231 of the plate bodies 23 are arranged right opposite to each other, and the bolt is inserted into the jacks 231, so that the plate body 23 is prevented from sliding downwards.

As shown in fig. 6 and 7, in order to further improve the aesthetic property of the flat range hood, the left side wall 11 and the right side wall 12 both have a receiving groove 14, an opening 141 of the receiving groove 14 faces downward, when the smoke baffle 2 is located at the retracting position, the smoke baffle 2 is inserted into the receiving groove 14, that is, when the smoke baffle 2 is located at the retracting position, the smoke baffle 2 is hidden in the left side wall 11 or the right side wall 12, thereby ensuring the integrity and the aesthetic property of the flat range hood. When keeping off cigarette board 2 and being located operating position, keep off cigarette board 2 part or all stretch out holding tank 14 to the length of extension left side wall 11 or right side wall 12 improves dull and stereotyped lampblack absorber's the cigarette effect of holding together.

In other alternative embodiments, instead of accommodating groove 14, smoke barrier 2 may be provided on the left or right side of left or right side wall 11 or 12. But this results in poor aesthetics of the flat panel range hood.

As shown in fig. 7, since the smoke collecting hood 1 is generally made of metal, in order to prevent the opening 141 of the receiving groove 14 from scratching a user, a folded edge 142 folded upward is provided at the opening 141 of the receiving groove 14. Hem 142 may smooth opening 141 of receiving groove 14, thereby effectively preventing opening 141 of receiving groove 14 from scratching a user.

Preferably, in order to enable the smoke baffle 2 to be capable of automatically lifting, the flat plate range hood further comprises a driving mechanism 3, the driving mechanism 3 is arranged on the smoke collecting hood 1, and the driving mechanism 3 is connected with the smoke baffle 2 and is used for driving the smoke baffle 2 to lift.

Furthermore, the driving mechanism 3 is disposed in the accommodating groove 14, on one hand, contact between the driving mechanism 3 and oil smoke can be reduced, the driving mechanism 3 can be kept clean, and the service life of the driving mechanism 3 can be prolonged; on the other hand, actuating mechanism 3 hides in holding tank 14, can further improve flat panel lampblack absorber's aesthetic property.

Preferably, the driving mechanism 3 includes a driving member 31, a rack (not shown), and a gear (not shown), the driving member 31 is disposed in the accommodating groove 14 and connected to the inner wall of the accommodating groove 14, the gear is connected to an output shaft of the driving member 31, and the rack is connected to the smoke barrier 2 and engaged with the gear. The drive member 31 is preferably an electric motor.

Further, the gear is disposed near the opening 141 of the accommodation groove 14. Because gear drive rack translation certainly needs gear and rack toothing, consequently sets up the gear near the opening 141 of holding tank 14, can not stick out on the upper end of rack and keep off under the prerequisite of cigarette board 2, increase the size that cigarette board 2 stretches out holding tank 14.

In order to facilitate the installation of the driving member 31, the driving mechanism 3 further includes an installation frame 32, the installation frame 32 is connected to the inner wall of the receiving groove 14 by a fixing member, and the driving member 31 is connected to the installation frame 32.

Preferably, the fan is in communicative connection with the drive mechanism 3. When the fan starts, the driving mechanism 3 receives the signal and starts, so that the driving mechanism 3 is prevented from being manually started by a user, and convenience is provided for the user.

Furthermore, the flat-plate range hood further comprises an oil smoke sensor (not shown in the figure), the oil smoke sensor is arranged on the smoke collecting cover 1 and is in communication connection with the driving mechanism 3, so that the smoke baffle plate 2 can automatically adjust the descending distance according to the concentration of the oil smoke, namely, when the concentration of the oil smoke is larger, the smoke baffle plate 2 descends by a larger distance, and when the concentration of the oil smoke is smaller, the smoke baffle plate 2 descends by a smaller distance.

It should be understood that the above-described embodiments of the present invention are merely examples for clearly illustrating the present invention, and are not intended to limit the embodiments of the present invention. Other variations and modifications will be apparent to persons skilled in the art in light of the above description. And are neither required nor exhaustive of all embodiments. Any modification, equivalent replacement, and improvement made within the spirit and principle of the present invention should be included in the protection scope of the claims of the present invention.

Claims (10)

1. A flat plate type range hood, comprising:

the exhaust fume collecting hood comprises an exhaust fume collecting hood (1) and a fan, wherein the exhaust fume collecting hood (1) is provided with an air inlet area (13), and the exhaust fume collecting hood (1) comprises a left side wall (11) and a right side wall (12) which are arranged on two opposite sides of the air inlet area (13);

keep off cigarette board (2), left side wall (11) with right side wall (12) all are connected with the liftable keep off cigarette board (2), keep off cigarette board (2) can rise to with left side wall (11) or right side wall (12) just right withdrawal position, or descend at least part of keep off cigarette board (2) and be located left side wall (11) or right side wall (12) downside operating position, keep off cigarette board (2) left side wall (11) with the lower extreme of right side wall (12) is by preceding downward sloping gradually backward.

2. A flat range hood according to claim 1, characterized in that the longitudinal sections of the smoke baffle (2), the left side wall (11) and the right side wall (12) are all right trapezoid.

3. A flat panel range hood according to claim 1, characterized in that the smoke barrier (2) is foldable in its height direction.

4. A flat panel range hood according to claim 2, characterized in that the smoke barrier (2) comprises:

a connecting portion (21) connected to the left side wall (11) or the right side wall (12);

the magnetic attraction plate comprises at least two magnetic attraction plates (22), the magnetic attraction plates are connected to the connecting portion (21) at intervals along the height direction of the connecting portion (21), and the adjacent magnetic attraction plates (22) can be folded in half for adsorption.

5. A flat range hood according to claim 1, characterized in that the smoke barrier (2) is retractable along its height direction.

6. The flat panel range hood according to claim 1, further comprising:

the driving mechanism (3) is arranged in the smoke collecting hood (1), the driving mechanism (3) is connected with the smoke blocking plate (2) and used for driving the smoke blocking plate (2) to lift.

7. The flat panel range hood according to claim 6, further comprising:

and the fan is used for enabling the air inlet area (13) to form negative pressure, and the fan is in communication connection with the driving mechanism (3).

8. The flat panel range hood according to claim 6, further comprising:

the oil smoke sensor is arranged on the exhaust fume collecting cover (1), and the oil smoke sensor is in communication connection with the driving mechanism (3).

9. A flat range hood according to any one of claims 1-8, characterized in that left side wall (11) and right side wall (12) all have holding tank (14), the opening (141) of holding tank (14) is down, when keep off cigarette board (2) and be located the position of retrieving, keep off cigarette board (2) and insert and locate in holding tank (14), when keep off cigarette board (2) and be located the operating position, keep off cigarette board (2) and at least part stretch out of holding tank (14).

10. A flat plate range hood according to claim 9, wherein the opening (141) of the receiving groove (14) is provided with a folded edge (142) folded upward.

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