CN217952422U

CN217952422U - Smoke exhaust ventilator

Info

Publication number: CN217952422U
Application number: CN202222234595.XU
Authority: CN
Inventors: 任富佳; 李小伟; 孙乔波; 张银锋; 桑磊; 匡文欣
Original assignee: Hangzhou Robam Appliances Co Ltd
Current assignee: Hangzhou Robam Appliances Co Ltd
Priority date: 2022-08-24
Filing date: 2022-08-24
Publication date: 2022-12-02
Anticipated expiration: 2032-08-24

Abstract

The utility model relates to a kitchen appliances technical field discloses a range hood. The range hood comprises a range hood body and an air supplementing module, a smoke exhaust cavity is arranged in the range hood body and is communicated with an indoor space through a smoke inlet, the air supplementing module is installed on the range hood body, an air supplementing cavity is arranged in the air supplementing module and is communicated with the outdoor space through an air supplementing input channel, the air supplementing cavity is communicated with the indoor space through an air supplementing output channel which is inclined downwards, and air entering the indoor space through the air supplementing output channel can be sucked into the smoke exhaust cavity along with rising oil smoke. The utility model discloses having improved indoor negative pressure state, having need not additionally to strengthen range hood's power, having reduced indoor noise, promoted user's use and experienced, reduced range hood's power requirement, be applicable to extensive range hood and reform transform the upgrading, avoided disturbing the homogeneity that the oil smoke inhales the route and influence cooking utensils firepower and distributes, guaranteed the oil absorption cigarette effect.

Description

Smoke exhaust ventilator

Technical Field

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

Background

The current range hood only has the cavity to be used for the air inlet, and the exhaust pipe butt joint public flue is used for discharging fume. When kitchen doors and windows are closed, the area of the air inlet channel is reduced, air can only enter a kitchen through door slits, window slits and the like, the air inlet resistance is increased, the working power of a motor of the range hood is greatly improved, air inlet is uncontrollable, rising oil smoke is easily blown, and the oil smoke absorption effect of the range hood is influenced. Or the inlet air is easy to blow to the cooker, which affects the uniformity of the fire distribution of the cooker.

SUMMERY OF THE UTILITY MODEL

Based on the above problem, an object of the utility model is to provide a range hood can improve indoor negative pressure state.

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

a range hood, comprising:

the smoke exhausting device comprises a smoke exhausting body, wherein a smoke exhausting cavity is arranged in the smoke exhausting body and is communicated with an indoor space through a smoke inlet;

the air supplementing module is installed on the range hood body, an air supplementing cavity is arranged in the air supplementing module, the air supplementing cavity is communicated with an outdoor space through an air supplementing input channel, the air supplementing cavity is communicated with the indoor space through an air supplementing output channel which inclines downwards, and air entering the indoor space through the air supplementing output channel can be sucked into the smoke exhaust cavity along with rising oil smoke.

As the utility model discloses a range hood's alternative, the tonifying wind module still includes the tonifying wind fan, the tonifying wind fan is used for the drive outdoor space's air via tonifying wind input channel gets into in the tonifying wind cavity.

As the utility model discloses a range hood's alternative, the tonifying qi wind module still includes transition passageway, tonifying qi wind input channel passes through transition passageway with tonifying qi wind cavity intercommunication, tonifying qi wind fan set up in the transition passageway.

As the utility model discloses a range hood's alternative, the air supply fan is the mixed flow fan.

As the utility model discloses a range hood's alternative, be provided with the filtration module in the tonifying wind cavity.

As the utility model discloses a range hood's alternative, be provided with on the cigarette machine body and control the panel, mend wind output channel set up in control the top of panel.

As the utility model discloses a range hood's alternative, the tonifying qi wind module is including the tonifying qi wind casing and the tonifying qi tuber pipe that are connected, the inner chamber of tonifying qi wind casing does the tonifying qi wind cavity, the inner chamber of tonifying qi tuber pipe does the tonifying qi wind input channel.

As the utility model discloses a range hood's alternative, the air supplement opening has been seted up on the air supplement casing, the slope is provided with the baffle on the air supplement casing, the baffle is located the top in air supplement opening, the baffle with the air supplement opening forms air supplement output channel.

As the utility model discloses a range hood's alternative, the contained angle of baffle and vertical direction is greater than 0, and is less than 30.

As the utility model discloses a range hood's alternative, be provided with the mounting groove on the cigarette machine body, mend wind casing detachably install in the mounting groove.

The beneficial effects of the utility model are that:

the utility model provides a range hood, when kitchen door and window is airtight, form the negative pressure in the kitchen, start the tonifying wind module this moment, outdoor space's air gets into the tonifying wind cavity through tonifying wind input channel, the rethread is mended wind output channel and is got into indoor space, indoor negative pressure state has been improved, need not additionally to strengthen range hood's power, the indoor noise has been reduced, user's use experience has been promoted, range hood's power requirement has been reduced, it reforms transform the upgrading to be applicable to extensive range hood, because tonifying wind output channel downward sloping, it can inhale the cavity of discharging fume along with the oil smoke that rises to get into the air of indoor space via tonifying wind output channel in, the homogeneity of interference oil smoke suction route and influence cooking utensils firepower distribution has been avoided, the oil absorption cigarette effect has been guaranteed.

Drawings

In order to more clearly illustrate the technical solutions in the embodiments of the present invention, the drawings required to be used in the description of the embodiments of the present invention will be briefly described below, and 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 contents of the embodiments of the present invention and the drawings without creative efforts.

Fig. 1 is a schematic front view of a range hood according to an embodiment of the present invention;

FIG. 2 isbase:Sub>A schematic cross-sectional view taken along line A-A of FIG. 1;

fig. 3 is a schematic perspective view of a range hood provided in the embodiment of the present invention.

In the figure:

1-a cigarette machine body; 2-a wind supplementing module;

11-a smoke evacuation chamber; 12-a smoke inlet; 13-a control panel; 14-mounting grooves;

21-air supplement chamber; 22-a wind-supplementing input channel; 23-a wind-supplementing output channel; 24-air supplement fan; 25-a transition channel; 26-a filtration module; 27-air supplement shell; 28-air supplement pipe; 29-air supply port; 210-a baffle; 211-transition duct.

Detailed Description

In order to make the technical problems, technical solutions and technical effects achieved by the present invention more clear, the embodiments of the present invention will be described in further detail with reference to the accompanying drawings, and obviously, the described embodiments are only some embodiments, not all embodiments of the present invention. Based on the embodiments of the present invention, all other embodiments obtained by those skilled in the art without making creative efforts belong to the protection scope of the present invention.

In the description of the present invention, it should be noted that the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplification of description, but do not indicate or imply that the device or element referred to must have a specific orientation, be constructed and operated in a specific orientation, and thus, should not be construed as limiting the present invention. Furthermore, the terms "first," "second," and the like are used for descriptive purposes only and are not to be construed as indicating or implying relative importance. Wherein the terms "first position" and "second position" are two different positions.

In the description of the present invention, it is to be noted that, unless otherwise explicitly specified or limited, the terms "mounted," "connected," and "connected" are to be construed broadly, e.g., as meaning either a fixed connection or a removable connection; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meaning 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 to 3, the present embodiment provides a range hood, which includes a range hood body 1 and an air supplement module 2, wherein the air supplement module 2 is installed on the range hood body 1. Be provided with smoke exhaust cavity 11 in the cigarette machine body 1, smoke exhaust cavity 11 communicates with the interior space through smoke inlet 12, and the cooking utensils of interior space are when culinary art, and the oil smoke that produces can be inhaled in smoke exhaust cavity 11 through smoke inlet 12. An air supplementing cavity 21 is arranged in the air supplementing module 2, the air supplementing cavity 21 is communicated with an outdoor space through an air supplementing input channel 22, the air supplementing cavity 21 is communicated with an indoor space through an air supplementing output channel 23 which is inclined downwards, and air entering the indoor space through the air supplementing output channel 23 can be sucked into the smoke exhaust cavity 11 along with rising oil smoke.

When kitchen doors and windows are airtight, negative pressure is formed in a kitchen, the air supplementing module 2 is started at the moment, air in an outdoor space enters the air supplementing cavity 21 through the air supplementing input channel 22 and then enters the indoor space through the air supplementing output channel 23, the indoor negative pressure state is improved, the power of the range hood does not need to be additionally increased, the indoor noise is reduced, the use experience of a user is improved, the power requirement of the range hood is reduced, and the range hood is suitable for wide range hood transformation and upgrading. Because the air supplement output channel 23 is inclined downwards, air entering the indoor space through the air supplement output channel 23 can be sucked into the smoke exhaust cavity 11 along with rising oil smoke, so that the interference on an oil smoke suction path and the influence on the uniformity of fire distribution of a cooker are avoided, and the oil smoke suction effect is ensured.

Optionally, the air supplement module 2 further comprises an air supplement fan 24, and the air supplement fan 24 is used for driving air of the outdoor space to enter the air supplement chamber 21 through the air supplement input channel 22. When the air supplement resistance is too large, the air supplement fan 24 is started, so that the air in the outdoor space can smoothly enter the air supplement module 2. In order to facilitate installation of the air supplement fan 24, optionally, the air supplement module 2 further includes a transition channel 25, the air supplement input channel 22 is communicated with the air supplement chamber 21 through the transition channel 25, and the air supplement fan 24 is disposed in the transition channel 25. Optionally, the make-up air blower 24 is a mixed flow blower. The mixed flow fan is a fan between an axial flow fan and a centrifugal fan, an impeller of the mixed flow fan enables air to do centrifugal motion and axial motion, and the motion of the air in the shell is mixed with two motion modes of axial flow and centrifugation.

In order to prevent foreign materials in the external air from intruding into the indoor space, a filter module 26 is optionally provided in the air supply chamber 21. The filter module 26 may in particular be a dust filter element. Optionally, a control panel 13 is arranged on the cigarette machine body 1, and the air supplement output channel 23 is arranged above the control panel 13. By the arrangement, a user standing in front of the control panel 13 can feel a little cool wind, and the uniformity of fire power distribution of the cooker is not influenced.

Optionally, the air supplement module 2 includes an air supplement housing 27 and an air supplement pipe 28 connected to each other, an inner cavity of the air supplement housing 27 is an air supplement chamber 21, and an inner cavity of the air supplement pipe 28 is an air supplement input channel 22. The air supplementing casing 27 can be of a cuboid hollow shell structure, the air supplementing casing 27 is installed on the cigarette machine body 1 through fasteners such as screws, the air supplementing pipe 28 can be a right-angle bent pipe and is convenient to penetrate through a wall body and communicate with an outdoor space, a transition pipe 211 is further arranged between the air supplementing casing 27 and the air supplementing pipe 28, and an inner cavity of the transition pipe 211 forms a transition channel 25.

Optionally, the air supply opening 29 is formed in the air supply housing 27, a baffle 210 is obliquely arranged on the air supply housing 27, the baffle 210 is located above the air supply opening 29, and the baffle 210 and the air supply opening 29 form an air supply output channel 23. The air supply opening 29 may be a long and narrow rectangular hole, the baffle 210 may be integrally formed with the air supply housing 27, and the baffle 210 may be detachably mounted on the air supply housing 27.

Optionally, the angle of the baffle 210 to the vertical is greater than 0 ° and less than 30 °. By the arrangement, the inclination angle of the air supply output channel 23 formed by the baffle 210 and the air supply opening 29 is larger than 0 degree and smaller than 30 degrees, air entering the indoor space through the air supply output channel 23 can be sucked into the smoke exhaust cavity 11 along with rising oil smoke, interference on an oil smoke suction path and influence on the uniformity of fire distribution of a cooker are avoided, and an oil smoke suction effect is ensured.

In order to reduce the occupied space, optionally, a mounting groove 14 is formed in the cigarette machine body 1, and the air supplement casing 27 is detachably mounted in the mounting groove 14, so that the air supplement casing 27 is convenient to disassemble and clean.

The range hood that this embodiment provided, when kitchen door and window is airtight, form the negative pressure in the kitchen, start air supplement module 2 this moment, the air of outdoor space gets into air supplement chamber 21 through air supplement input channel 22, rethread air supplement output channel 23 gets into indoor space, the indoor negative pressure state has been improved, need not additionally to strengthen range hood's power, the indoor noise has been reduced, user's use experience has been promoted, range hood's power requirement has been reduced, be applicable to extensive range hood and reform transform the upgrading, because air supplement output channel 23 downward sloping, the air that gets into indoor space via air supplement output channel 23 can be along with the oil smoke suction cavity 11 that rises in, the oil smoke suction route of interference oil smoke suction and the homogeneity that influences the cooking utensils firepower and distribute has been avoided, the oil absorption cigarette effect has been guaranteed.

It should be noted that the foregoing is only a preferred embodiment of the present invention and the technical principles applied. It will be understood by those skilled in the art that the present invention is not limited to the particular embodiments described herein, but is capable of various obvious modifications, rearrangements and substitutions as will now become apparent to those skilled in the art without departing from the scope of the invention. Therefore, although the present invention has been described in greater detail with reference to the above embodiments, the present invention is not limited to the above embodiments, and may include other equivalent embodiments without departing from the scope of the present invention.

Claims

1. Range hood, its characterized in that includes:

the cigarette machine comprises a cigarette machine body (1), wherein a smoke exhausting chamber (11) is arranged in the cigarette machine body (1), and the smoke exhausting chamber (11) is communicated with an indoor space through a smoke inlet (12);

air supplement module (2), install in on the cigarette machine body (1), be provided with air supplement cavity (21) in air supplement module (2), air supplement cavity (21) are through air supplement input channel (22) and outdoor space intercommunication, air supplement cavity (21) through the air supplement output channel (23) of downward sloping with the indoor space intercommunication, via air supplement output channel (23) get into the air of indoor space can be inhaled along with the oil smoke that rises in the cavity of discharging fume (11).

2. The range hood of claim 1, wherein the air supplement module (2) further comprises an air supplement fan (24), and the air supplement fan (24) is used for driving air of the outdoor space to enter the air supplement chamber (21) through the air supplement input channel (22).

3. The range hood according to claim 2, wherein the air supplement module (2) further comprises a transition channel (25), the air supplement input channel (22) is communicated with the air supplement chamber (21) through the transition channel (25), and the air supplement fan (24) is arranged in the transition channel (25).

4. The range hood according to claim 2, wherein the air supply fan (24) is a mixed flow fan.

5. The range hood according to claim 1, wherein a filter module (26) is arranged in the air supply chamber (21).

6. The range hood according to claim 1, wherein the range hood body (1) is provided with a control panel (13), and the air supplement output channel (23) is arranged above the control panel (13).

7. The range hood according to any one of claims 1 to 6, wherein the air supplement module (2) comprises an air supplement housing (27) and an air supplement pipe (28) which are connected, the inner cavity of the air supplement housing (27) is the air supplement chamber (21), and the inner cavity of the air supplement pipe (28) is the air supplement input channel (22).

8. The range hood according to claim 7, wherein the air supply opening (29) is formed in the air supply housing (27), a baffle (210) is obliquely arranged on the air supply housing (27), the baffle (210) is located above the air supply opening (29), and the baffle (210) and the air supply opening (29) form the air supply output channel (23).

9. The range hood according to claim 8, wherein the angle between the baffle (210) and the vertical direction is greater than 0 ° and less than 30 °.

10. The range hood according to claim 7, wherein the range hood body (1) is provided with a mounting groove (14), and the air supplement housing (27) is detachably mounted in the mounting groove (14).