Oil guide device and range hood comprising same

Abstract

The utility model provides an oil guide device and a range hood comprising the same, the oil guide device is used for guiding oil smoke in a fan system, the oil guide device comprises an oil guide plate, a rear plate and a front plate, the oil guide plate comprises a first connecting part, a second connecting part and an oil guide part, and the oil guide part is provided with a raised part; the rear plate comprises a body and a first installation position, an air inlet area is arranged on the lower portion of the body, and the edge of the air inlet area and the bottom edge of the protruding part form a through hole so that airflow can enter the fan system. Wherein the first connecting part is connected with the bottom of the rear plate to form an outlet, the second connecting part is connected with the bottom of the front plate, and the oil guide plate is obliquely arranged from the front plate to the rear plate in a front-high and rear-low mode so that oil drops in the fan system can flow to the outlet through the protruding part. And the oil guide device is mounted on the fan system through the first mounting position, the second mounting position and the third mounting position. The oil guide device is reliable in structure, high in oil guide efficiency and good in oil smoke exhaust effect.

Description

Technical Field

[0001] The utility model relates to the technical field of kitchen appliances, in particular to an oil guide device and a range hood comprising the same. Background Art

[0002] As a kitchen appliance, the range hood can quickly exhaust the fumes generated during cooking in the kitchen to purify the kitchen environment. An oil guide device is installed at the bottom of the range hood to discharge the oil droplets generated during the operation of the range hood into the oil cup. The user takes the oil cup out of the range hood, pours out the oil, and then installs it on the range hood to continue collecting oil droplets. As users' requirements for the cleaning of range hoods continue to increase, the design of the oil guide device inside the range hood is particularly critical.

[0003] The oil guide device commonly used in the range hood in the prior art for achieving oil guide comprises: an oil guide plate, a side plate, and a groove. After the oil droplets fall into the oil guide plate, the groove is used to make the oil droplets flow into the oil cup.

[0004] The above structure has low oil guiding efficiency, and it is difficult to fully ventilate during the oil guiding process, resulting in difficulty in discharging oil smoke, causing discomfort to the human body. Utility Model Content

[0005] The technical problem to be solved by the utility model is to overcome the problems of low oil guiding efficiency of the oil guiding device and difficulty in discharging oil smoke during the oil guiding process, and to provide an oil guiding device and a range hood including the same.

[0006] The utility model solves the above technical problems through the following technical solutions:

[0007] An oil guide device, the oil guide device is connected to the bottom of the range hood, the oil guide device comprises a bottom plate, and the bottom plate is inclined from the front side of the range hood to the rear side of the range hood;

[0008] The middle part of the bottom plate is provided with a raised portion raised upwards, and a first air inlet area is provided at the inclined end of the raised portion close to the bottom plate, and the first air inlet area is used to guide the oil smoke in the range hood.

[0009] In the present scheme, the oil guiding device is connected to the bottom of the range hood so that the oil guiding device can receive the oil droplets in the range hood; the bottom plate is inclined from the front side of the range hood to the back side of the range hood, which is beneficial to accelerate the flow rate of the oil droplets on the bottom plate and improve the oil guiding efficiency of the oil guiding device; the raised portion allows the oil droplets to flow quickly, further improving the oil guiding efficiency of the oil guiding device; the first air inlet area is arranged at the inclined end of the raised portion close to the bottom plate, which is beneficial to the oil guiding device to achieve the effect of guiding flow while guiding the oil. Such a structural arrangement promotes airflow into the interior of the range hood and is beneficial to the discharge of oil fumes.

[0010] Preferably, the raised portion includes a middle portion, a left portion and a right portion, the middle portion is raised in a direction close to the range hood, and the left portion and the right portion are respectively connected to two sides of the middle portion and are both inclined downward.

[0011] In this solution, the middle part is bulged toward the direction close to the range hood to form a height difference between the middle part and the bottom plate, which facilitates the downward movement of oil droplets and improves the oil guiding efficiency of the oil guiding device; the left part and the right part are respectively connected to the two sides of the middle part, which facilitates the diversion and diversion of oil droplets in the middle part to the two sides, further improving the oil guiding efficiency of the oil guiding device; the left part and the right part are both tilted downward to accelerate the oil guiding speed and improve the oil guiding efficiency.

[0012] Preferably, along the direction from the front side to the rear side of the range hood, the width of the raised portion gradually increases, the width of the middle portion is uniform, and the left and right portions form an airfoil.

[0013] In this solution, the width of the raised portion gradually increases to improve the guide area of ​​the raised portion and also reserves a larger first air inlet area. The width of the middle portion is uniform so that the oil droplets on the middle portion are evenly diverted to both sides; the left and right portions form an airfoil. Such a structural setting is conducive to the full entry of airflow and improves the oil fume exhaust effect of the oil guide device.

[0014] Preferably, the oil guide device also includes a rear end plate, the bottom end of the rear end plate is connected to the inclined end of the bottom plate, and a second air inlet area is provided at the lower part of the rear end plate, and the second air inlet area is connected to the first air inlet area to form a main air inlet area.

[0015] In the present solution, the bottom end of the rear end panel is connected to the inclined end of the base plate, which helps prevent oil droplets on the base plate from dripping directly from the inclined end of the base plate and affecting the user experience; a second air inlet area is provided at the lower part of the rear end panel. Such a structural setting promotes airflow into the interior of the range hood and is beneficial to the discharge of oil fumes. The second air inlet area is connected to the first air inlet area to form a main air inlet area, which further expands the air inlet area. While increasing the air flow entering the fan, it fully considers the structural characteristics and improves the overall strength of the oil guide device.

[0016] Preferably, a first oil outlet is formed at the junction of the first air inlet area and the second air inlet area.

[0017] In this solution, a first oil outlet is formed at the junction of the first air inlet area and the second air inlet area, so that oil droplets of the oil guide device are quickly discharged from the bottom plate, thereby preventing blockage and improving oil guide efficiency.

[0018] Preferably, a groove is provided on the bottom edge of the raised portion, and the groove is communicated with the first oil outlet.

[0019] In this solution, the arrangement of the groove facilitates the oil droplets to flow out from the first oil outlet in a concentrated manner, thereby accelerating the oil droplet outflow rate and improving the oil guide efficiency.

[0020] Preferably, baffles are provided at the edges of the first air inlet area and the second air inlet area.

[0021] In this solution, the baffle is set to prevent the oil droplets of the oil guide device from dripping directly from the main air inlet area, affecting the user experience. In addition, the baffle, the groove, and the first oil outlet at the junction can form a more reliable oil guide path, so that the oil can enter the groove from the ridge and then flow out from the first oil outlet.

[0022] Preferably, the oil guide device also includes a left side plate and a right side plate, the bottom end of the left side plate and the bottom end of the right side plate are respectively connected to the two sides of the bottom plate, and the rear end of the left side plate and the rear end of the right side plate are respectively connected to the two sides of the rear end plate; a second oil outlet is provided at the junction of the left side plate, the bottom plate and the rear end plate, and at the junction of the right side plate, the bottom plate and the rear end plate.

[0023] In this solution, the setting of the left and right plates prevents oil droplets on the oil guide device from dripping directly from both sides of the bottom plate, affecting the user experience. In addition, the setting of the left and right plates can improve the structural strength of the oil guide device; the setting of the second oil outlet increases the number of oil droplet outlets, prevents blockage, and improves the oil guide efficiency.

[0024] Preferably, the oil guide device further comprises a front end plate, the bottom end of the front end plate is connected to the inclined head end of the bottom plate, and the two sides of the front end plate are respectively connected to the front ends of the left side plate and the right side plate;

[0025] The top ends of the rear panel, the front panel, the left panel and the right panel are all used for connecting with the range hood;

[0026] And / or, the bottom plate further includes a first opening, first openings are provided on both sides of the raised portion, and edge protrusions are provided on the edges of the first openings.

[0027] In the present solution, the setting of the front end panel can effectively prevent oil droplets from dripping from the inclined head end of the bottom plate, affecting the user experience; in addition, the setting of the front end panel can improve the structural strength of the oil guide device; the top ends of the rear end panel, the front end panel, the left side panel and the right side panel are conducive to strengthening the fixation of the oil guide device and the range hood; the setting of the first opening is conducive to increasing the ventilation area and improving the oil fume exhaust effect, and the edge of the first opening is provided with an edge protrusion to prevent oil droplets from dripping directly from the first opening, affecting the user experience.

[0028] The utility model also provides a range hood, which is characterized in that it comprises the above oil guide device, and the oil guide device is installed at the bottom of the range hood.

[0029] In this solution, the oil guide device is installed at the bottom of the range hood, has a reliable structure, is not easy to fall off, and is convenient for collecting oil drops.

[0030] The positive progressive effects of the present utility model are: the oil guiding device is connected to the bottom of the range hood so that the oil guiding device can receive the oil droplets in the range hood; the bottom plate is inclined from the front side of the range hood to the back side of the range hood, which is beneficial to accelerate the flow rate of the oil droplets on the bottom plate and improve the oil guiding efficiency of the oil guiding device; the surface curvature of the raised portion is large, and the friction force on the oil droplets is small, so that the oil droplets obtain smaller energy loss. The above-mentioned structural arrangement enables the oil droplets to obtain greater kinetic energy, and the oil droplets can flow quickly, further improving the oil guiding efficiency of the oil guiding device. The first air inlet area is arranged at the inclined end of the raised portion close to the bottom plate, which is beneficial to the oil guiding device to achieve the effect of guiding flow while guiding oil. Such a structural arrangement promotes airflow into the interior of the range hood, which is beneficial to the discharge of oil fumes. BRIEF DESCRIPTION OF THE DRAWINGS

[0031] Figure 1 It is a structural schematic diagram of an oil guide device according to an embodiment of the utility model.

[0032] Figure 2 It is a structural schematic diagram of an oil guide device according to an embodiment of the utility model.

[0033] Figure 3 It is a structural schematic diagram of an oil guide device according to an embodiment of the utility model.

[0034] Figure 4 It is a structural schematic diagram of an oil guide device according to an embodiment of the utility model.

[0035] Figure 5 The figure is a schematic structural diagram of a range hood according to an embodiment of the utility model.

[0036] Figure 6 The figure is a schematic side structural diagram of a range hood according to an embodiment of the utility model.

[0037] Description of Reference Numerals

[0038] Range hood 100

[0039] Oil guide device 1

[0040] Bottom plate 11

[0041] Raised part 111

[0042] Middle 1111

[0043] Left side 1112

[0044] Right side 1113

[0045] First air inlet area 112

[0046] Groove 113

[0047] Inclined head 114

[0048] Slanted end 115

[0049] The first opening 116

[0050] Edge protrusion 1161

[0051] Rear end plate 12

[0052] Second air inlet area 121

[0053] Main air intake area 13

[0054] First oil outlet 131

[0055] Second oil outlet 132

[0056] Baffle 133

[0057] Left side panel 14

[0058] Right side panel 15

[0059] Front end plate 16

[0060] Top 17

[0061] Front side 101

[0062] Rear side 102 DETAILED DESCRIPTION

[0063] A preferred embodiment is given below and combined with the accompanying drawings to more clearly and completely illustrate the present invention, but the present invention is not limited to the scope of the embodiment.

[0064] like Figures 1 to 6 As shown, the utility model provides an oil guide device 1, which is connected to the bottom of the range hood 100, and includes a bottom plate 11, which is inclined from the front side 101 of the range hood 100 to the rear side 102 of the range hood 100; a raised portion 111 is provided in the middle of the bottom plate 11, and a first air inlet area 112 is provided at the inclined end 115 of the raised portion 111 close to the bottom plate 11, and the first air inlet area 112 is used to guide the oil smoke in the range hood 100.

[0065] In the present embodiment, the oil guide device 1 is connected to the bottom of the range hood 100 so that the oil guide device 1 can receive the oil droplets in the range hood 100; the bottom plate 11 is inclined from the front side 101 of the range hood 100 to the rear side 102 of the range hood 100, which is beneficial to accelerate the flow rate of the oil droplets on the bottom plate 11 and improve the oil guide efficiency of the oil guide device 1; the surface curvature of the raised portion 111 is large, and the friction force on the oil droplets is small, so that the oil droplets obtain a smaller energy loss. The above-mentioned structural arrangement enables the oil droplets to obtain greater kinetic energy, and the oil droplets can flow quickly to further improve the oil guide efficiency of the oil guide device 1. The first air inlet area 112 is arranged at the inclined end 115 of the raised portion 111 close to the bottom plate 11, which is beneficial to the oil guide device 1 to achieve the effect of guiding flow while guiding oil. Such a structural arrangement promotes airflow into the interior of the range hood 100, which is beneficial to the discharge of oil fumes.

[0066] It should be noted that the bottom plate 11 is inclined relative to the range hood, specifically, it is inclined from the front side 101 of the range hood 100 to the rear side 102 of the range hood 100, and the inclined head end 114 of the bottom plate 11 is higher than the inclined end 115 of the bottom plate 11, and the oil droplets on the bottom plate 11 are guided to the inclined end 115 of the bottom plate 11, and the raised portion 111 rises upward relative to the plane where the bottom plate 11 is located.

[0067] It should also be noted that, in a specific implementation, the protrusion 111 may have a variety of shapes, such as a rectangle, a column, a frustum, or other suitable shapes.

[0068] This embodiment provides a specific implementation method. Figure 2 and Figure 3 It is understood that the raised portion 111 includes a middle portion 1111, a left portion 1112 and a right portion 1113, the middle portion 1111 is raised toward the direction close to the range hood 100, and the left portion 1112 and the right portion 1113 are respectively connected to both sides of the middle portion 1111 and are both inclined downward.

[0069] In this embodiment, the middle portion 1111 bulges toward the direction approaching the range hood 100 to form a height difference between the middle portion 1111 and the bottom plate 11, which facilitates the downward movement of oil droplets and improves the oil guiding efficiency of the oil guiding device 1; the left side portion 1112 and the right side portion 1113 are respectively connected to the two sides of the middle portion 1111 to facilitate the oil droplets in the middle portion 1111 to be diverted and guided to the two sides, thereby further improving the oil guiding efficiency of the oil guiding device 1; the left side portion 1112 and the right side portion 1113 are both tilted downward to accelerate the oil guiding speed and improve the oil guiding efficiency.

[0070] It should be noted that the middle portion 1111 bulges toward the direction approaching the range hood 100 relative to the plane where the bottom plate 11 is located.

[0071] Continue to refer to Figure 2 and Figure 3 It is understood that the width of the raised portion 111 gradually increases from the front side 101 to the rear side 102 of the range hood 100 , the width of the middle portion 1111 is uniform, and the left side portion 1112 and the right side portion 1113 form an airfoil.

[0072] In this embodiment, the width of the raised portion 111 gradually increases to improve the guide area of ​​the raised portion 111, and the width of the middle portion 1111 is uniform so that the oil droplets on the middle portion 1111 are evenly distributed to both sides; the left portion 1112 and the right portion 1113 form an airfoil, and such a structural setting is conducive to the full entry of airflow, forming an airflow vortex, and improving the oil fume exhaust effect of the oil guide device 1.

[0073] It should be noted that the left side portion 1112 and the right side portion 1113 are symmetrical about the middle portion 1111 , and the airfoil formed by the left side portion 1112 and the right side portion 1113 has a guiding effect on the oil droplets.

[0074] Reference Figure 1 and Figure 4 It is understood that the oil guide device 1 also includes a rear end plate 12, the bottom end of the rear end plate 12 is connected to the inclined end 115 of the bottom plate 11, and a second air inlet area 121 is provided at the lower part of the rear end plate 12, and the second air inlet area 121 is connected to the first air inlet area 112 to form a main air inlet area 13.

[0075] In this embodiment, the bottom end of the rear plate 12 is connected to the inclined end 115 of the bottom plate 11, which is conducive to preventing oil drops on the floor from directly dripping from the inclined end 115 of the bottom plate 11, affecting the user experience; the lower part of the rear plate 12 is provided with a second air inlet area 121, such a structural setting promotes airflow into the range hood 100, which is conducive to the discharge of oil smoke, and the second air inlet area 121 is connected with the first air inlet area 112 to form the main air inlet area 13, which further expands the air inlet area, and the structure is ingenious and compact, which maximizes the promotion of airflow into the fan, while fully considering the structural characteristics, and ensuring the overall strength of the oil guide device 1. In this embodiment, the rear plate 12 can also be used as a connecting component to connect the bottom plate 11 with the range hood. In other embodiments, the connection between the bottom plate 11 and the range hood 100 can also be achieved through other structures, such as setting a connecting rod on the bottom plate 11, and connecting the bottom plate 11 with the range hood 100 through the connecting rod.

[0076] It should be noted that the first air inlet area 112 and the second air inlet area 121 are completely consistent in size and shape. The second air inlet area 121 has the geometric center of the rear end plate 12 as the vertex, an internal angle of 130 degrees, and a length of 15 cm on both sides, similar to a "triangle" shape.

[0077] Reference Figure 3It is understood that the first oil outlet 131 is formed at the junction of the first air inlet area 112 and the second air inlet area 121 .

[0078] In this embodiment, a first oil outlet 131 is formed at the junction of the first air inlet area 112 and the second air inlet area 121 so that oil droplets of the oil guide device 1 are quickly discharged from the bottom plate 11, thereby preventing blockage and improving oil guide efficiency.

[0079] It should be noted that the first oil outlet 131 is connected to the main air inlet area 13 .

[0080] Continue to refer to Figure 3 It is understood that a groove 113 is provided at the bottom edge of the raised portion 111 , and the groove 113 is communicated with the first oil outlet 131 .

[0081] In this embodiment, the groove 113 is provided to facilitate the oil droplets to flow out from the first oil outlet 131 to accelerate the outflow rate of the oil droplets and improve the oil guiding efficiency.

[0082] Reference Figure 4 It is understood that baffles 133 are provided at the edges of the first air inlet area 112 and the second air inlet area 121 .

[0083] It should be noted that the baffle 133 set in the first air inlet area 112 is bent toward the inside of the oil guide device 1 at the edge of the first air inlet area 112, and the baffle 133 set in the second air inlet area 121 is bent toward the outside of the oil guide device 1 at the edge of the second air inlet area 121.

[0084] In this embodiment, the baffle 133 is provided to prevent the oil droplets of the oil guide device 1 from directly dripping from the main air inlet area 13 and affecting the user experience.

[0085] It should be noted that the baffle 133 is in communication with the first oil outlet 131 , and the oil droplets on the baffle 133 can flow into the first oil outlet 131 .

[0086] Reference Figure 1 It is understood that the oil guide device 1 further includes a left side plate 14 and a right side plate 15, the bottom end of the left side plate 14 and the bottom end of the right side plate 15 are respectively connected to the two sides of the bottom plate 11, and the rear end of the left side plate 14 and the rear end of the right side plate 15 are respectively connected to the two sides of the rear end plate 12;

[0087] A second oil outlet 132 is provided at the junction of the left side plate 14 , the bottom plate 11 and the rear end plate 12 , and at the junction of the right side plate 15 , the bottom plate 11 and the rear end plate 12 .

[0088] In this embodiment, the arrangement of the left side plate 14 and the right side plate 15 prevents the oil droplets on the oil guide device 1 from directly dripping from the two sides of the bottom plate 11, thereby affecting the user experience. In addition, the arrangement of the left side plate 14 and the right side plate 15 can improve the structural strength of the oil guide device 1; the arrangement of the second oil outlet 132 increases the number of oil droplet outlets, thereby preventing blockage and improving the oil guide efficiency.

[0089] It should be noted that the second oil outlet 132 can also increase the air inlet area of ​​the oil guiding device 1 .

[0090] Reference Figure 1 and Figure 5 It is understood that the oil guide device 1 further includes a front end plate 16, the bottom end of the front end plate 16 is connected to the inclined head end 114 of the bottom plate 11, and the two sides of the front end plate 16 are respectively connected to the front ends of the left side plate 14 and the right side plate 15;

[0091] The top ends 17 of the rear end plate 12, the front end plate 16, the left side plate 14 and the right side plate 15 are all used to connect with the range hood 100;

[0092] And / or, the bottom plate 11 further includes a first opening 116 , first openings 116 are provided on both sides of the raised portion 111 , and edge protrusions 1161 are provided on the edges of the first opening 116 .

[0093] In this embodiment, the setting of the front end panel 16 can effectively prevent oil droplets from dripping from the inclined head end 114 of the bottom plate 11, affecting the user experience; in addition, the setting of the front end panel 16 can improve the structural strength of the oil guide device 1; the top ends 17 of the rear end panel 12, the front end panel 16, the left side panel 14 and the right side panel 15 are conducive to strengthening the fixation of the oil guide device 1 and the range hood 100; the setting of the first opening 116 is conducive to increasing the ventilation area and improving the oil fume exhaust effect, and the edge of the first opening 116 is provided with an edge protrusion 1161 to prevent oil droplets from directly dripping from the first opening 116, affecting the user experience.

[0094] It should be noted that, in the present embodiment, the structure of the edge protrusion 1161 is merely used as a preferred structural setting method, but in other alternative embodiments, the edge protrusion 1161 is also set to any structure suitable therefor; in addition, the front end plate 16 is stepped, and the front end plate 16 includes a first step portion 161 and a second step portion 162, and the first step portion 161 and the second step portion 162 are connected in sequence, and both the first step portion 161 and the second step portion 162 are provided with air inlets.

[0095] It should also be noted that, in the present embodiment, the top ends of the bottom plate 11, the rear end plate 12, the left side plate 14 and the right side plate 15 are also stepped. Such a structure allows the above-mentioned plates to be fixed inside the range hood 100, thereby enhancing the fixing effect and allowing the oil guide device 1 to fit closely with the range hood 100, thereby making it more beautiful.

[0096] like Figure 5 As shown, this embodiment further provides a range hood 100 , which is characterized in that it includes the above oil guide device 1 , and the oil guide device 1 is installed at the bottom of the range hood 100 .

[0097] In this embodiment, the oil guide device 1 is installed at the bottom of the range hood 100, and has a reliable structure and is not easy to fall off, so it is convenient to collect oil drops.

[0098] Although the specific implementations of the utility model are described above, those skilled in the art should understand that this is only an example, and the protection scope of the utility model is defined by the attached claims. Those skilled in the art can make various changes or modifications to these implementations without departing from the principle and essence of the utility model, but these changes and modifications fall within the protection scope of the utility model.

Claims

1. An oil guide device, characterized in that: The oil guide device is connected to the bottom of the range hood, and the oil guide device includes a bottom plate, and the bottom plate is inclined from the front side of the range hood to the rear side of the range hood; The middle part of the bottom plate has a raised portion raised upwards, and a first air inlet area is provided at the inclined end of the raised portion close to the bottom plate, and the first air inlet area is used to guide the oil smoke in the range hood.

2. The oil guide device according to claim 1, characterized in that: The raised portion includes a middle portion, a left portion and a right portion. The middle portion is raised toward the range hood, and the left portion and the right portion are respectively connected to two sides of the middle portion and are both inclined downward.

3. The oil guide device according to claim 2, characterized in that: Along the direction from the front side to the rear side of the range hood, the width of the raised portion gradually increases, the width of the middle portion is uniform, and the left side portion and the right side portion form an airfoil.

4. The oil guide device according to claim 1, characterized in that: The oil guide device also includes a rear end plate, the bottom end of which is connected to the inclined end of the bottom plate, and a second air inlet area is provided at the lower part of the rear end plate, and the second air inlet area is connected to the first air inlet area to form a main air inlet area.

5. The oil guide device according to claim 4, characterized in that: A first oil outlet is formed at the junction of the first air inlet area and the second air inlet area.

6. The oil guide device according to claim 5, characterized in that: A groove is provided at the bottom edge of the raised portion, and the groove is communicated with the first oil outlet.

7. The oil guide device according to claim 4, characterized in that: Baffles are provided at the edges of the first air inlet area and the second air inlet area.

8. The oil guide device according to claim 4, characterized in that: The oil guide device further comprises a left side plate and a right side plate, the bottom end of the left side plate and the bottom end of the right side plate are respectively connected to the two sides of the bottom plate, and the rear end of the left side plate and the rear end of the right side plate are respectively connected to the two sides of the rear end plate; A second oil outlet is provided at the junction of the left side plate, the bottom plate and the rear end plate, and at the junction of the right side plate, the bottom plate and the rear end plate.

9. The oil guide device according to claim 8, characterized in that The oil guide device further comprises a front end plate, the bottom end of the front end plate is connected to the inclined head end of the bottom plate, and the two sides of the front end plate are respectively connected to the front ends of the left side plate and the right side plate; The top ends of the rear end plate, the front end plate, the left side plate and the right side plate are all used to be connected to the range hood; And / or, the bottom plate further includes a first opening, the first openings are provided on both sides of the raised portion, and the edges of the first openings are provided with edge protrusions.

10. A range hood, characterized in that: It comprises the oil guiding device according to any one of claims 1 to 9, and the oil guiding device is installed at the bottom of the range hood.

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