CN205481214U - Fume exhaust fan - Google Patents

Abstract

The utility model provides a range hood. The range hood comprises a range hood body; an exhaust part is connected with the range hood body; a refrigeration part is connected with the exhaust part, and the refrigeration part has a first air outlet; the air outlet part The air outlet part is protrudingly arranged at the first air outlet. The air outlet part is protrudingly arranged on the refrigeration part, so that the user can reasonably choose the air outlet mode of the air outlet of the refrigerator part of the range hood according to the indoor installation environment, which effectively increases the practicability of the range hood.

Description

range hood

technical field

The utility model relates to the technical field of range hoods, in particular to a range hood.

Background technique

The range hood in the prior art has a complicated structure, high production cost, and unsatisfactory smoke extraction effect. Specifically, the area of the return air outlet of the range hood in the prior art is narrow, resulting in a limited return area of the range hood, thus affecting the effect of extracting the range hood. In the prior art, a cold air outlet is provided on the side of the evaporator to provide cold air for the room. The cold air outlet is located at the lower edge of the front side of the range hood, and the distance from the cooker is unreasonable, which easily brings poor comfort to the human body.

In addition, the range hoods in the prior art also have problems such as poor heat exchange effect of the heat exchanger, and serious pollution of the condenser by the oil fume exhaust system, which affects the use effect and the service life of the condenser.

Utility model content

The main purpose of the utility model is to provide a range hood to solve the problem of unreasonable setting of the cold air outlet of the range hood in the prior art.

In order to achieve the above object, according to one aspect of the utility model, a range hood is provided, which includes a range hood body; an exhaust part connected with the range hood body; It has a first air outlet; an air outlet, and the air outlet is protrudingly arranged at the first air outlet.

Further, the refrigeration unit has a refrigeration chamber, the air outlet is arranged on the top of the refrigeration chamber, the air outlet communicates with the refrigeration chamber through the first air outlet, and the refrigeration unit sends cold air toward the room through the air outlet.

Further, the first air outlet is arranged on the top wall or the side wall of the cooling part.

Further, the air outlet part includes: an air supply duct, one end of the air supply duct communicates with the first air outlet; a second air outlet, the second air outlet is arranged on the other end of the air supply duct, and the cooling part The air outlet sends cold air toward the room.

Further, the second air outlet is arranged above the top of the refrigeration unit and below the indoor ceiling, and the air outlet direction of the second air outlet blows air along the horizontal direction or has an included angle with the horizontal direction.

Further, the air outlet part includes: an air deflector, and the air deflector is movably arranged at the second air outlet.

Further, the first side of the air deflector is connected to the edge of the second air outlet, and the second side of the air deflector opposite to the first side is set away from the range hood so that the cold air blown out by the second air outlet is directed toward the kitchen. The wind blows from the rear of the person.

Further, the air supply duct is arranged above the indoor ceiling, and the second air outlet is arranged on the ceiling.

Further, the air outlet part further includes a diffuser, and the diffuser is arranged at the second air outlet.

Further, the second air outlet is arranged on the cabinet.

Further, the refrigerating part includes: an evaporator, arranged in the refrigerating chamber of the refrigerating part and near the air return port of the refrigerating part; a first fan assembly, arranged in the refrigerating chamber and above the evaporator, the first fan assembly passes through the outlet The air part sends cold air toward the room.

Furthermore, the exhaust part has an exhaust cavity, and the cooling part is arranged in the exhaust part in isolation from the exhaust cavity. The side wall of the cooling part is provided with an air return port, and the return air port is located below the first air outlet.

Furthermore, the refrigeration unit is protrudingly arranged on the side wall of the exhaust unit, and the bottom of the refrigeration unit is provided with an air return port communicating with the refrigeration cavity of the refrigeration unit.

Further, the air outlet is located above the chef.

By applying the technical solution of the utility model, a range hood is provided, which includes a range hood body, an exhaust part, a refrigeration part and an air outlet part. The exhaust part is connected with the range hood body. The refrigerating part is connected with the exhaust part, and the refrigerating part has a first air outlet. The air outlet part is protrudingly arranged at the first air outlet. The air outlet part is protrudingly arranged on the refrigeration part, so that the user can reasonably choose the air outlet mode of the air outlet of the refrigerator part of the range hood according to the indoor installation environment, which effectively increases the practicability of the range hood.

Description of drawings

The accompanying drawings constituting a part of this application are used to provide a further understanding of the utility model, and the schematic embodiments of the utility model and their descriptions are used to explain the utility model and do not constitute improper limitations to the utility model. In the attached picture:

Fig. 1 shows a schematic structural view of the first embodiment of the air outlet part of the range hood according to the present invention;

Fig. 2 shows a schematic structural view of a second embodiment of the air outlet part of the range hood according to the present invention;

Fig. 3 shows a schematic structural view of a third embodiment of the air outlet part of the range hood according to the present invention;

Fig. 4 shows a schematic structural view of the first embodiment of the range hood according to the present invention;

Fig. 5 shows a schematic structural view of a second embodiment of the range hood according to the present invention;

Fig. 6 shows the schematic diagram when the range hood in Fig. 1 is installed;

Fig. 7 shows the schematic diagram when the range hood in Fig. 2 is installed; and

Fig. 8 shows a schematic diagram of the range hood in Fig. 2 when it is installed.

Wherein, the above-mentioned accompanying drawings include the following reference signs:

10. Range hood body; 20. Exhaust part; 21. Exhaust cavity; 22. Heat exchange part; 221. Heat exhaust channel; 222. Oil fume exhaust channel; 223. Condenser; 23. Second fan assembly; 24. Air inlet; 25, air outlet; 30, refrigeration unit; 31, first air outlet; 32, refrigeration chamber; 33, return air outlet; 34, evaporator; 35, first fan assembly; 40, air outlet; 41 , air duct; 42, second air outlet; 43, wind deflector; 44, diffuser.

detailed description

It should be noted that, in the case of no conflict, the embodiments in the present application and the features in the embodiments can be combined with each other. The utility model will be described in detail below with reference to the accompanying drawings and in conjunction with the embodiments.

As shown in FIG. 1 , according to a specific embodiment of the present invention, a range hood is provided, including a range hood body 10 , an exhaust part 20 , a cooling part 30 and an air outlet part 40 . The exhaust part 20 is connected with the range hood body 10 . The refrigeration unit 30 is connected to the exhaust unit 20 , and the refrigeration unit 30 has a first air outlet 31 . The air outlet portion 40 is protrudingly disposed at the first air outlet 31 .

In this embodiment, the air outlet part 40 is protrudingly arranged on the refrigeration part 30, so that the user can reasonably choose the air outlet mode of the air outlet of the refrigeration part of the range hood according to the indoor installation environment, such as installing in On the ceiling or on the cabinet, the flexibility of the air outlet design is increased, the cooling comfort of the range hood is improved, and the practicability of the range hood is increased.

Wherein, the cooling part 30 has a cooling chamber 32 , and the air outlet part 40 is disposed at the top of the cooling chamber 32 . The air outlet 40 communicates with the cooling cavity 32 through the first air outlet 31 , and the cooling unit 30 sends cold air toward the room through the air outlet 40 . By reasonably optimizing the design of the structure and specific installation position of the air outlet part 40, the comfort of the cooker's body is improved and the cooling effect of the refrigeration part 30 is effectively increased.

Preferably, the first air outlet 31 is disposed on the top wall of the refrigeration unit 30 . Of course, the first air outlet 31 can also be arranged on the side wall. When the first air outlet 31 is located on the side wall, the air outlet that sends cold air toward the room can be pulled to other positions through the air outlet 40 .

As shown in FIGS. 1 to 4 , the air outlet portion 40 includes an air supply duct 41 and a second air outlet 42 . One end of the air supply duct 41 communicates with the first air outlet 31 . The second air outlet 42 is disposed on the other end of the air supply duct 41 , and the refrigeration unit 30 sends cold air toward the room through the second air outlet 42 . By arranging the second air outlet 42 at a position other than the range hood body, such as being installed on the ceiling or on a cabinet, the flexibility of the design of the air outlet is increased, and the cooling comfort of the range hood is improved. Wherein, the second air outlet 42 can be arranged in a left-right symmetrical air outlet manner, or in a circumferential air outlet manner, and the second air outlet 42 can be in the shape of a vertical strip or a horizontal strip. Of course, multiple second air outlets 42 can be provided to increase the sweeping area to realize rapid cooling of the room.

As shown in Figures 1 and 6, the second air outlet 42 is arranged above the top of the refrigeration unit 30 and below the indoor ceiling. The air outlet method has an included angle with the horizontal direction. Preferably, the air outlet direction is a downward oblique blowing method. Such an arrangement can make the oil fume suitable for indoor kitchens without ceilings. This setting makes the cold air outlet away from the body of the cooker, so that the problem of cold air blowing toward the human body will not occur, which effectively improves the comfort of the human body.

As shown in FIG. 2 and FIG. 7 , the air supply duct 41 is arranged above the indoor ceiling, and the second air outlet 42 is arranged on the ceiling. The second air outlet 42 can be pulled and arranged by the air supply duct 41 , so that the second air outlet 42 can be pulled and arranged at any position on the indoor ceiling. Setting the second air outlet 42 on the ceiling can further increase the sweeping range of the second air outlet 42 , that is, further speed up the cooling speed of the indoor temperature.

Preferably, in order to increase the sweeping cold air range of the second air outlet 42 , an air deflector 43 and a diffuser 44 are provided at the second air outlet 42 .

As shown in FIG. 3 and FIG. 8 , an air deflector 43 may also be provided at the second air outlet 42 , and the air deflector 43 is opened when the refrigeration unit 30 is cooling to guide the airflow to blow into the room.

As shown in FIGS. 1 to 8 , the cooling unit 30 includes an evaporator 34 and a first fan assembly 35 . It is arranged in the refrigeration cavity 32 of the refrigeration unit 30 and is arranged close to the air return port 33 of the refrigeration unit 30 . The first fan assembly 35 is disposed in the cooling cavity 32 and above the evaporator 34 , and the first fan assembly 35 sends cold air toward the room through the air outlet 40 .

Please refer again to Fig. 3 and Fig. 8, the air outlet part 40 is located above the cooker, wherein the first side of the air deflector 43 is connected to the edge of the second air outlet 42, and the air deflector The second side opposite to the first side of 43 is set away from the range hood so that the cold wind blown out by the second air outlet 42 is blown towards the rear of the cook. This setting can minimize the influence of cooking steam and soot, quickly cool down and improve comfort.

As shown in FIGS. 4 to 5 , the exhaust part 20 has an exhaust chamber 21 . The refrigeration unit 30 is disposed in the exhaust unit 20 in isolation from the exhaust cavity 21 , and an air return port 33 is disposed on a side wall of the refrigeration unit 30 , and the air return port 33 is located below the first air outlet 31 . Such arrangement prevents oily fumes generated during the cooking process from entering the interior of the refrigeration unit 30 , thereby affecting the cooling effect of the refrigeration unit 30 . Wherein, the refrigerating part 30 and the exhaust chamber 21 can be isolated by an isolation part, wherein the isolation part is respectively connected to the top of the exhaust part and part of the side wall of the exhaust part, and a part of the side wall is formed between the isolation part and the top and part of the side wall. Refrigeration chamber 32. This arrangement further prevents the gas in the exhaust part 20 from entering the refrigeration part 30 and at the same time plays a role in preventing the cooling capacity inside the refrigeration cavity 32 from being lost.

As shown in FIGS. 1 to 3 , the cooling unit 30 is protrudingly disposed on the side wall of the exhaust unit 20 , and the bottom of the cooling unit 30 is provided with an air return port 33 communicating with the cooling cavity 32 of the cooling unit 30 . Such setting can reduce the contact area between the cooling unit 30 and the exhaust cavity 21 , and effectively avoid the influence of the hot air generated in the exhaust cavity 21 on the cooling unit 30 . At the same time, the refrigerating part 30 is protrudingly arranged on the side wall of the exhaust part 20, which can effectively increase the heat exchange space between the exhaust chamber 21 and the refrigerating chamber 32, that is, effectively increase the range hood's oil fume and refrigeration efficiency. Effect.

As shown in FIGS. 1 to 5 , the exhaust part 20 further includes a heat exchange part 22 . A first end of the heat exchange part 22 communicates with the range hood body 10 , and a second end of the heat exchange part 22 opposite to the first end communicates with the exhaust cavity 21 of the exhaust part 20 . Arranging the heat exchange part 22 under the exhaust part 20 can effectively increase the heat exchange effect of the heat exchange part 22 . Wherein, the heat exchange part 22 includes an oil fume exhaust channel 222 and a condenser 223 . The oil fume exhaust passage 222 is disposed in the accommodation cavity of the heat exchange part 22 and communicates with the exhaust part 20 . The condenser 223 is disposed in the accommodating chamber and outside the oil fume exhaust channel 222 , and a heat exhaust channel 221 is formed between the side wall of the heat exchange part 22 and the condenser 223 .

Wherein, the heat exhaust channel 221 and the oil fume exhaust channel 222 are annularly sleeved in the exhaust chamber 21, the oil fume exhaust channel 222 is arranged on the inner peripheral side close to the vertical center line of the exhaust chamber 21, and the heat exhaust channel 221 is arranged near the exhaust chamber 21. The outer peripheral side of the housing of the cavity 21 . The oil fume exhaust channel 222 can be cylindrical or square column-shaped, that is, the cross section of the oil fume exhaust channel 222 can be in a ring structure, a square structure, or a "back"-shaped structure. The shape of the condenser can be set in a ring state, or a square frame shape or a flat plate shape, that is, the cross section of the condenser 223 can also be in a ring structure or a square structure, and can also be in the shape of a "back". An air outlet 25 is provided on the housing of the exhaust chamber 21 at a position corresponding to the heat exhaust channel 221 . Such setting makes the air flowing through the condenser 223 free of oily fume and the gas temperature is relatively low, which effectively reduces the pollution of the oily fume to the condenser 223 and improves the heat exchange efficiency of the condenser 223 .

In this embodiment, the shape and arrangement of the condenser 223 can also be: the condenser 223 is in the shape of two flat plates, and is arranged obliquely at the air outlet 25 . The heat exchanger is only arranged at the air outlet 25, which increases the air flow through the heat exchanger and improves the heat exchange efficiency of the condenser 223. The condenser 223 is arranged obliquely to increase the area of the heat exchanger and improve the cooling capacity.

Preferably, the air outlet 25 is located at the top of the heat exchange part 22 , and a damper for opening or closing the air outlet 25 is provided at the air outlet 25 . When the condenser 223 is not working, the air valve is closed to prevent oil fumes in the oil fume exhaust passage 222 from entering the heat exhaust passage 221 .

The exhaust section 20 also includes a second blower assembly 23 . The second fan assembly 23 is arranged in the exhaust chamber 21 of the exhaust part 20 , and the vertical centerline of the motor of the second fan assembly 23 is coaxially arranged with the vertical centerline of the exhaust chamber 21 . An air inlet 24 is opened on a side wall of the heat exchange portion 22 , and the air inlet 24 is disposed opposite to the condenser 223 . This setting can make the air entering the heat exchange part 22 from the room can exchange heat through the condenser 223. Preferably, the air inlet 24 is arranged on the left and right sides of the front of the range hood, and the condenser 223 is a finned tube type. The air inlet direction of the heat exchanger and the condenser is parallel to the air inlet direction.

Wherein, the air inlet 24 can form the air return port of the refrigeration chamber 32 and the air return port of the condenser 223 , of course, the air inlet 24 can also be set as the air return port of the refrigeration chamber 32 at the same time.

Wherein, the second air outlet 42 is provided with an air deflector 43 for opening or closing the second air outlet 42 . When the condenser 223 is not working, the air deflector closes the second air outlet 42 to prevent oil fume from the kitchen environment from entering the heat exhaust passage 221 . When cooling, the air deflector 43 is opened, and guides the airflow to blow into the room.

The second fan assembly 23 includes a motor, a centrifugal blade and a volute, and the central axis of the motor is arranged perpendicular to the vertical centerline of the exhaust cavity 21 .

Wherein, the fan blades of the second fan assembly 23 are axial flow fan blades, and the central axis of the motor can also be set to be parallel or coincident with the vertical center line of the exhaust cavity 21, and the air outlet of the second fan assembly 23 is arranged on the exhaust air outlet. The top of the cavity 21 adopts the axial-flow fan blades, which can further increase the air volume of the fan and further improve the heat exchange effect.

Preferably, the fan blades are centrifugal fan blades, the central axis of the motor is parallel to or coincident with the vertical centerline of the exhaust chamber 21, the air outlet of the exhaust chamber 21 is arranged on the side of the exhaust chamber 21, and the outlet of the second fan assembly 23 The direction of the air outlet is consistent with the air outlet of the exhaust cavity 21 .

Of course, in addition to being provided with a refrigeration chamber 32, a smoke exhaust chamber and a heat exhaust passage 221 can also be provided, and a smoke exhaust fan assembly is arranged in the smoke exhaust chamber, and the smoke exhaust chamber communicates with the entrance of the smoke exhaust pipe and the oil fume passage 222 . A condenser 223 and an exhaust motor assembly are arranged in the heat exhaust channel 221 , and one end of the air outlet of the heat exhaust channel 221 is connected with the oil fume exhaust channel 222 , and the hot air is discharged through the smoke exhaust duct.

As shown in Figure 6, the cold air blown out by the range hood has a reasonable flow path, which can quickly cool the indoor ambient air temperature and improve user comfort.

The above descriptions are only preferred embodiments of the utility model, and are not intended to limit the utility model. For those skilled in the art, the utility model can have various modifications and changes. Any modification, equivalent replacement, improvement, etc. made within the spirit and principles of the present utility model shall be included in the protection scope of the present utility model.

Claims (14)

1. A range hood, characterized in that it comprises: Range hood body (10); an exhaust part (20), connected to the range hood body (10); A refrigeration part (30), the refrigeration part (30) is connected to the exhaust part (20), and the refrigeration part (30) has a first air outlet (31); The air outlet part (40), the air outlet part (40) is protrudingly arranged at the first air outlet (31). 2. The range hood according to claim 1, characterized in that the refrigerating part (30) has a refrigerating cavity (32), the air outlet part (40) is arranged on the top of the refrigerating cavity (32), The air outlet part (40) communicates with the refrigeration cavity (32) through the first air outlet (31), and the refrigeration part (30) sends cold air toward the room through the air outlet part (40). 3. The range hood according to claim 2, characterized in that, the first air outlet (31) is arranged on the top wall or the side wall of the cooling part (30). 4. The range hood according to claim 2, characterized in that the air outlet (40) comprises: An air supply duct (41), one end of the air supply duct (41) communicates with the first air outlet (31); The second air outlet (42), the second air outlet (42) is arranged on the other end of the air supply duct (41), and the refrigeration unit (30) faces toward Send cool air indoors. 5. The range hood according to claim 4, characterized in that, the second air outlet (42) is arranged above the top of the refrigeration unit (30) and below the indoor ceiling, and the second air outlet ( 42) The air outlet direction blows along the horizontal direction or the air outlet direction has an included angle with the horizontal direction. 6. The range hood according to claim 4, characterized in that, the air outlet part (40) comprises: An air deflector (43), the air deflector (43) is movably arranged at the second air outlet (42). 7. The range hood according to claim 6, characterized in that, the first side of the wind deflector (43) is connected to the edge of the second air outlet (42), and the wind deflector ( The second side opposite to the first side of 43) is set away from the range hood so that the cold air blown from the second air outlet (42) is blown toward the rear of the cook. 8. The range hood according to claim 4, characterized in that, the air supply duct (41) is arranged above the indoor ceiling, and the second air outlet (42) is arranged on the ceiling. 9. The range hood according to claim 4, characterized in that, the air outlet part (40) further comprises a diffuser (44), and the diffuser (44) is arranged at the second air outlet ( 42). 10. The range hood according to claim 4, characterized in that, the second air outlet (42) is arranged on a cabinet. 11. The range hood according to claim 2, characterized in that the refrigeration unit (30) comprises: The evaporator (34) is arranged in the refrigeration cavity (32) of the refrigeration unit (30) and is arranged close to the air return port (33) of the refrigeration unit (30); The first fan assembly (35) is arranged in the refrigeration cavity (32) and above the evaporator (34), and the first fan assembly (35) faces indoors through the air outlet (40) Send cool air. 12. The range hood according to claim 2, characterized in that the exhaust part (20) has an exhaust chamber (21), and the refrigeration part (30) is isolated from the exhaust chamber (21) The air return port (33) is arranged on the side wall of the refrigeration part (30), and the air return port (33) is located at the side of the first air outlet (31). below. 13. The range hood according to claim 2, characterized in that, the refrigerating part (30) is protrudingly arranged on the side wall of the exhaust part (20), and the bottom of the refrigerating part (30) An air return port (33) communicating with the refrigeration chamber (32) of the refrigeration unit (30) is provided. 14. The range hood according to claim 1, characterized in that the air outlet part (40) is located above the cooker.