CN217952420U

CN217952420U - Smoke exhaust ventilator

Info

Publication number: CN217952420U
Application number: CN202222230578.9U
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 includes cigarette machine body and tonifying wind module, this internal cavity of discharging fume that is provided with of cigarette machine, the cavity of discharging fume is through advancing smoke inlet and interior space intercommunication, tonifying wind module includes the tonifying wind casing, tonifying tuber pipe and fan, the tonifying wind casing is installed on the cigarette machine body, be provided with tonifying wind mouth and rotatable pendulum page or leaf on the tonifying wind casing, the pendulum page or leaf is located the top in tonifying wind mouth, the inner chamber of tonifying wind casing passes through tonifying wind mouth and interior space intercommunication, the inner chamber of tonifying wind casing still communicates with outdoor space through the tonifying wind pipe, the fan is used for driving the air of outdoor space and gets into the inner chamber of tonifying wind casing via the tonifying wind pipe, or the air admission of drive interior space supplements the inner chamber of wind casing. The utility model discloses improve indoor negative pressure state, need not to strengthen range hood's power, reduced indoor noise, reduced range hood's power requirement, reduced user's inflammation hotness, promoted user's use and experienced.

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 the kitchen door and window is closed, the area of the air inlet channel is reduced, air inlet can only enter a kitchen through a door gap, a window gap and the like, 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. In addition, when the kitchen is hot, the user uses the fan to cool, and the firepower and the oil smoke absorption effect of the kitchen range are influenced.

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 environment, also can promote the cooling of air flow.

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 comprises an air supplementing shell, an air supplementing pipe and a fan, wherein the air supplementing shell is installed on the cigarette machine body, an air supplementing opening and a rotatable flap are arranged on the air supplementing shell, the flap is located above the air supplementing opening, the inner cavity of the air supplementing shell passes through the air supplementing opening and the indoor space, the inner cavity of the air supplementing shell further passes through the air supplementing pipe and the outdoor space, and the fan is used for driving air in the outdoor space to enter the inner cavity of the air supplementing shell or driving air in the indoor space to enter the inner cavity of the air supplementing shell.

As the utility model discloses a range hood's alternative, mend the wind module and still include the transition pipe, the one end of transition pipe with mend the inner chamber intercommunication of wind casing, the other end with mend the tuber pipe intercommunication, the fan set up in the transition pipe.

As the utility model discloses a range hood's alternative, the tonifying qi wind module still includes three-way pipe and switching baffle, the three-way pipe includes first pipe, second pipe and third pipe, first pipe with transition pipe intercommunication, the second pipe with tonifying qi guan jun, the third pipe with the interior space intercommunication, the switching baffle is used for switching on first pipe with the second pipe, or switch on first pipe with the third pipe.

As the utility model discloses a range hood's alternative, the contained angle of pendulum page or leaf and vertical direction includes first contained angle and second contained angle, works as the contained angle of pendulum page or leaf and vertical direction does during the first contained angle, via the supply air inlet gets into the air of interior space can be inhaled along with the oil smoke that rises in the chamber of discharging fume, works as the contained angle of pendulum page or leaf and vertical direction does during the second contained angle, via the supply air inlet gets into the air of interior space can blow to range hood's the place ahead.

As an alternative of the range hood of the present invention, the first included angle is greater than 0 °, and less than or equal to 30 °.

As an alternative of the range hood of the present invention, the second included angle is greater than 30 °, and less than or equal to 120 °.

As the utility model discloses a range hood's alternative, the tonifying qi wind module still includes driving motor, driving motor is used for the drive pendulum page or leaf rotates.

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

As the utility model discloses a range hood's alternative, the inner chamber of tonifying qi wind casing is provided with filter module.

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 utility model has the advantages that:

the utility model provides a range hood, indoor oil smoke gets into the cavity of discharging fume via the mouth of a cigarette that advances of cigarette machine body, when forming the negative pressure in the kitchen, outdoor space's air passes through the inner chamber that the benefit tuber pipe got into the tonifying wind casing, rethread tonifying wind mouth gets into indoor space, indoor negative pressure state has been improved, need not to strengthen range hood's power, indoor noise has been reduced, range hood's power requirement has been reduced, it upgrades to be applicable to extensive range hood transformation, temperature is higher in the kitchen, when the user feels hot, the rotation pendulum page or leaf makes the angle change that the air blew off via the tonifying wind mouth, start-up fan, let in outdoor air indoor, or the air is at indoor formation inner loop, blow to the user through the tonifying wind mouth, the air flow has played the cooling effect, user's inflammation hotness has been reduced, user's use experience has been promoted, the adjustable user's that is applicable to different heights of angle demand of cooling of pendulum page or leaf.

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 view of an axis measurement of a range hood according to an embodiment of the present invention;

fig. 2 is a schematic front view of a range hood according to an embodiment of the present invention;

FIG. 3 isbase:Sub>A schematic cross-sectional view taken at A-A of FIG. 2;

fig. 4 is a schematic structural diagram of a three-way pipe in the range hood according to the specific embodiment of the present invention;

fig. 5 is a schematic sectional view of the three-way pipe and the switching baffle plate in the range hood according to 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;

21-air supplement shell; 22-air supplementing pipe; 23-a fan; 24-a transition duct; 25-a tee pipe; 26-switching baffles;

211-air supply port; 212-a pendulum page; 213-a filtration module;

251-a first tube; 252-a second tube; 253-third tube.

Detailed Description

In order to make the technical problems, the adopted technical solutions and the achieved technical effects of the present invention clearer, the embodiments of the present invention will be described in further detail with reference to the accompanying drawings. 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 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 as a specific case by those skilled in the art.

As shown in fig. 1 to 5, the present embodiment provides a range hood, which includes a range hood body 1 and an air supplement module 2. 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 indoor oil smoke can get into smoke exhaust cavity 11 via smoke inlet 12 of cigarette machine body 1, then discharges via the common passageway of oil smoke under the power supply effect of cigarette machine body 1. The air supplementing module 2 comprises an air supplementing shell 21, an air supplementing pipe 22 and a fan 23, the air supplementing shell 21 is installed on the cigarette machine body 1, an air supplementing opening 211 and a rotatable swing blade 212 are arranged on the air supplementing shell 21, the swing blade 212 is located above the air supplementing opening 211, the inner cavity of the air supplementing shell 21 is communicated with the indoor space through the air supplementing opening 211, and the inner cavity of the air supplementing shell 21 is communicated with the outdoor space through the air supplementing pipe 22. The blower 23 is used for driving air in the outdoor space to enter the inner cavity of the air supplement casing 21 through the air supplement pipe 22, or driving air in the indoor space to enter the inner cavity of the air supplement casing 21.

Indoor oil smoke enters the smoke exhaust chamber 11 through the smoke inlet 12 of the cigarette machine body 1, when negative pressure is formed in a kitchen, air in an outdoor space enters the inner cavity of the air supply shell 21 through the air supply pipe 22 and then enters the indoor space through the air supply port 211, the indoor negative pressure state is improved, the power of the smoke exhaust ventilator does not need to be increased, indoor noise is reduced, the power requirement of the smoke exhaust ventilator is reduced, the smoke exhaust ventilator is suitable for wide range reconstruction and upgrading, when the temperature in the kitchen is high and a user feels hot, the angle of the air blown out through the air supply port 211 is changed by rotating the flap 212, the fan 23 is started, outdoor air is introduced into the room or forms internal circulation in the room, the air is blown to the user through the air supply port 211, the air flows to play a cooling role, the heat sensation of the user is reduced, the use experience of the user is improved, and the angle of the flap 212 is adjustable and suitable for cooling requirements of the users with different heights.

In order to facilitate installation of the blower 23, optionally, the air supplement module 2 further includes a transition pipe 24, one end of the transition pipe 24 is communicated with the inner cavity of the air supplement casing 21, the other end of the transition pipe is communicated with the air supplement pipe 22, and the blower 23 is disposed in the transition pipe 24. Optionally, the fan 23 is a mixed flow fan. The mixed flow fan is a fan 23 between the axial flow fan 23 and the centrifugal fan 23, 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.

Optionally, the air supply module 2 further includes a three-way pipe 25 and a switching baffle 26, the three-way pipe 25 includes a first pipe 251, a second pipe 252 and a third pipe 253, the first pipe 251 is communicated with the transition pipe 24, the second pipe 252 is communicated with the air supply pipe 22, the third pipe 253 is communicated with the indoor space, and the switching baffle 26 is configured to conduct the first pipe 251 and the second pipe 252, or conduct the first pipe 251 and the third pipe 253. When the switching damper 26 switches between the first tube 251 and the second tube 252, the air driven by the fan 23 enters the inner cavity of the air supply casing 21 through the air supply pipe 22, and is blown to the user through the air supply opening 211. When the switching damper 26 switches between the first tube 251 and the third tube 253, the air in the indoor space is driven by the fan 23 to enter the inner cavity of the air supply casing 21 and then blown to the user through the air supply opening 211.

Optionally, the angle between the pendulum suspension 212 and the vertical direction includes a first angle and a second angle. When the angle between the swing blade 212 and the vertical direction is the first angle, the air entering the indoor space through the air supply opening 211 can be sucked into the smoke exhaust cavity 11 along with the rising oil smoke, so that the indoor negative pressure state is improved, the power of the range hood does not need to be increased, the indoor noise is reduced, the power requirement of the range hood is reduced, and the range hood is suitable for wide range hood transformation and upgrading. When the contained angle of pendulum page or leaf 212 and vertical direction is the second contained angle, can blow to range hood's the place ahead via the air that air supplement port 211 got into indoor space, start fan 23, let in outdoor air indoor, or the air is at indoor formation inner loop, blows to the user through air supplement port 211, and the air flow has played the cooling effect, has reduced user's inflammation sense of hotly, has promoted user's use and has experienced, and the angle adjustable of pendulum page or leaf 212 is applicable to the user's of different heights demand of cooling.

Optionally, the first included angle is greater than 0 ° and equal to or less than 30 °. With the arrangement, air entering the indoor space through the air supply opening 211 can be sucked into the smoke exhaust cavity 11 along with rising oil smoke, so that 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. Optionally, the second included angle is greater than 30 ° and equal to or less than 120 °. The start-up of cooperation fan 23 this moment realizes that air cycle flows, has played the cooling effect, has reduced user's inflammation hotness, has promoted user's use and has experienced. In order to facilitate automatic adjustment of the rotation angle of the pendulum blade 212, optionally, the air supplement module 2 further includes a driving motor, and the driving motor is configured to drive the pendulum blade 212 to rotate.

In order to prevent the intrusion of foreign materials in the external air into the indoor space, the inner cavity of the supplementary air case 21 is optionally provided with a filter module 213. The filter module 213 may in particular be a dust filter element. In order to reduce the occupied space, optionally, a mounting groove is formed in the cigarette machine body 1, and the air supplement casing 21 is detachably mounted in the mounting groove, so that the air supplement casing 21 is convenient to disassemble and clean.

The range hood provided by the embodiment, indoor lampblack enters the smoke exhaust cavity 11 through the smoke inlet 12 of the range hood body 1, when negative pressure is formed in a kitchen, air in an outdoor space enters the inner cavity of the air supply shell 21 through the air supply pipe 22 and then enters the indoor space through the air supply port 211, the indoor negative pressure state is improved, the power of the range hood does not need to be increased, indoor noise is reduced, the power requirement of the range hood is reduced, the range hood is suitable for wide range hood transformation and upgrading, when the temperature in the kitchen is high, when a user feels hot, the angle of the air blown out through the air supply port 211 is changed by rotating the flap 212, the fan 23 is started, outdoor air is introduced into the room or forms internal circulation in the room, the air is blown to the user through the air supply port 211, the air flows to play a cooling role, the heat sensation of the user is reduced, the use experience of the user is improved, and the angle of the flap 212 is adjustable and suitable for the cooling requirements of users with different heights.

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 illustrated herein, but is capable of various obvious modifications, rearrangements and substitutions 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);

the air supplementing module (2) comprises an air supplementing shell (21), an air supplementing pipe (22) and a fan (23), wherein the air supplementing shell (21) is installed on the range hood body (1), an air supplementing port (211) and a rotatable flap (212) are arranged on the air supplementing shell (21), the flap (212) is located above the air supplementing port (211), the inner cavity of the air supplementing shell (21) is communicated with an indoor space through the air supplementing port (211), the inner cavity of the air supplementing shell (21) is communicated with the outdoor space through the air supplementing pipe (22), and the fan (23) is used for driving air in the outdoor space to enter the inner cavity of the air supplementing shell (21) through the air supplementing pipe (22) or drive air in the indoor space to enter the inner cavity of the air supplementing shell (21).

2. The range hood according to claim 1, wherein the air supplement module (2) further comprises a transition pipe (24), one end of the transition pipe (24) is communicated with the inner cavity of the air supplement housing (21), the other end of the transition pipe is communicated with the air supplement pipe (22), and the fan (23) is disposed in the transition pipe (24).

3. The range hood of claim 2, wherein the air supplement module (2) further comprises a three-way pipe (25) and a switching baffle (26), the three-way pipe (25) comprises a first pipe (251), a second pipe (252) and a third pipe (253), the first pipe (251) is communicated with the transition pipe (24), the second pipe (252) is communicated with the air supplement pipe (22), the third pipe (253) is communicated with the indoor space, and the switching baffle (26) is used for conducting the first pipe (251) and the second pipe (252) or conducting the first pipe (251) and the third pipe (253).

4. The range hood according to claim 1, wherein an included angle between the swing blade (212) and the vertical direction includes a first included angle and a second included angle, when the included angle between the swing blade (212) and the vertical direction is the first included angle, air entering the indoor space through the air supply port (211) can be sucked into the smoke exhaust chamber (11) along with rising oil smoke, and when the included angle between the swing blade (212) and the vertical direction is the second included angle, air entering the indoor space through the air supply port (211) can be blown to the front of the range hood.

5. The range hood of claim 4, wherein the first included angle is greater than 0 ° and less than or equal to 30 °.

6. The range hood of claim 4, wherein the second included angle is greater than 30 ° and less than or equal to 120 °.

7. The range hood according to any one of claims 1 to 6, wherein the air supplement module (2) further comprises a driving motor, and the driving motor is used for driving the swing page (212) to rotate.

8. A range hood according to any of claims 1-6, wherein the fan (23) is a mixed flow fan.

9. The range hood according to any one of claims 1 to 6, wherein the inner cavity of the air supplement housing (21) is provided with a filter module (213).

10. The range hood according to any one of claims 1-6, wherein the range hood body (1) is provided with an installation groove, and the air supplement housing (21) is detachably installed in the installation groove.