Range hood

Abstract

The utility model discloses a range hood. The range hood comprises an exhaust fume collecting hood, the exhaust fume collecting hood comprises an upper hood shell, a bottom plate and an air inlet panel, the bottom plate and the air inlet panel are both located below the exhaust fume collecting hood, the air inlet panel is located on the front side of the bottom plate and inclines downwards from front to back, a fume collecting cavity is defined by the upper hood shell, the bottom plate and the air inlet panel, and a first open hole and a second open hole are formed in the bottom plate; the oil cup and the water cup can be detachably connected with the lower side of the bottom plate, the water cup comprises a washing liquid containing cavity, a washing sewage containing cavity and a pipeline which are adjacently arranged, when the extractor hood is in a self-cleaning state, the water cup is installed on the lower side of the bottom plate, the washing liquid containing cavity extends into the first opening through the pipeline to be communicated with a spray-washing structure of the extractor hood, and the washing sewage containing cavity is communicated with the spray-washing structure of the extractor hood. The washing sewage accommodating cavity is communicated with the second opening; when the range hood is in a normal state, the oil cup is installed on the lower side of the bottom plate, and the oil cup is communicated with the first opening and the second opening.

Description

Technical Field

[0001] The utility model relates to the technical field of kitchen appliances, in particular to a range hood. Background Art

[0002] In some existing range hoods with self-cleaning function, when the self-cleaning function needs to be executed, the oil cup installed on the lower side of the smoke hood needs to be removed, and then the water cup is installed on the lower side of the smoke hood to provide cleaning liquid for the range hood. At this time, the oil stains inside the range hood are easy to flow out along the oil outlet hole connected to the oil cup set on the bottom plate of the smoke hood to the outside of the smoke hood or flow into the cleaning liquid storage chamber of the oil cup, causing contamination to the cleaning liquid in the oil cup and affecting the cleaning effect of the range hood.

[0003] Therefore, a range hood is urgently needed to solve the above problems. Utility Model Content

[0004] The present invention aims to solve, at least to a certain extent, one of the problems existing in the existing related technologies. To this end, the present invention proposes a range hood that can prevent oil stains inside the range hood from flowing out to the outside of the range hood when the range hood performs a self-cleaning function, thereby ensuring that the range hood does not have the problem of oil stains leaking out. It can also prevent oil stains inside the range hood from flowing out into the washing liquid receiving chamber of the water cup and causing contamination to the washing liquid.

[0005] The above purpose is achieved through the following technical solutions:

[0006] A range hood, comprising:

[0007] A smoke collection hood, comprising an upper cover shell, a bottom plate and an air inlet panel, wherein the bottom plate and the air inlet panel are both located below the smoke collection hood, the air inlet panel is located in front of the bottom plate and is tilted downward from front to back, the upper cover shell, the bottom plate and the air inlet panel enclose a smoke collection chamber, and the bottom plate is provided with a first opening and a second opening;

[0008] The oil cup and the water cup can both be detachably connected to the lower side of the base plate. The water cup includes a washing liquid accommodating chamber, a washing sewage accommodating chamber and a pipe arranged adjacent to each other. When the range hood is in the self-cleaning state, the water cup is installed on the lower side of the base plate, the washing liquid accommodating chamber extends into the first opening through the pipe and communicates with the spray structure of the range hood, and the washing sewage accommodating chamber is communicated with the second opening; when the range hood is in normal state, the oil cup is installed on the lower side of the base plate, and the oil cup is communicated with the first opening and the second opening.

[0009] Optionally, a sealing ring is provided between the pipeline and the first opening, and the sealing ring is used to seal the gap between the first opening and the pipeline.

[0010] Optionally, a main air inlet is provided in the middle of the air inlet panel, an auxiliary air inlet is provided on the side of the air inlet panel, the main air inlet, the auxiliary air inlet and the peripheral side of the air inlet panel are all provided with a first oil-blocking flange extending upward, and a first oil outlet is provided on the first oil-blocking flange located at the lower end of the air inlet panel, and the first oil outlet is connected to the inner side wall of the base plate.

[0011] Optionally, a lighting lamp is further included, and a lamp hole is further provided on the air inlet panel. The lighting lamp is installed at the lamp hole, and the first oil-blocking flange is provided around the lamp hole.

[0012] Optionally, an oil net is further included, which is installed on the air inlet panel along the inclined direction of the air inlet panel and located at the main air inlet. An air inlet hole is provided on the oil net, and the surrounding sides of the air inlet hole and the surrounding sides of the oil net are provided with a second oil-blocking flange extending upward. A second oil outlet is provided on the second oil-blocking flange located at the lower end of the oil net, and the second oil outlet is connected to the inner wall of the bottom plate.

[0013] Optionally, it also includes a chassis and a first air guide, the chassis is installed on the upper side of the upper cover shell, and the first air guide is installed on the inner side surface of the upper part of the air inlet panel and located on the lower side of the front side plate of the chassis.

[0014] Optionally, the lower end of the first air guide is provided with an upwardly extending air guide flange, the air guide flange is tilted downward from the middle to the end, and the end of the air guide flange is located above the air inlet panel.

[0015] Optionally, the first air guide member includes a first air guide portion, a second air guide portion and a third air guide portion connected in sequence, the first air guide portion is arranged in a horizontal direction and connected to the lower end of the chassis, the second air guide portion is arranged in a vertical direction on the inner side of the front part of the smoke hood, the third air guide portion is arranged on the inner side of the smoke hood at an angle downward from front to back, and the air guide flange is arranged at the lower end of the third air guide portion.

[0016] Optionally, a second air guide is further included, which is arranged between the inner wall of the left side panel of the chassis and the inner wall of the rear side panel of the chassis; and / or the second air guide is arranged between the inner wall of the right side panel of the chassis and the inner wall of the rear side panel of the chassis.

[0017] Optionally, the lower end surface of the second air guide is tilted downward from front to back and connected to the inner wall of the rear side panel of the chassis.

[0018] Compared with the prior art, the present invention has at least the following beneficial effects:

[0019] The range hood provided by the utility model includes a smoke collection hood, an oil cup, and a water cup. The smoke collection hood includes an upper housing, a bottom plate, and an air inlet panel. The bottom plate and the air inlet panel are both located below the smoke collection hood. The air inlet panel is located in front of the bottom plate and is tilted downward from front to back. The upper housing, bottom plate, and air inlet panel together form a smoke collection chamber. The bottom plate is provided with a first opening and a second opening. Both the oil cup and the water cup can be detachably connected to the lower side of the base plate, and the water cup includes an adjacent washing liquid accommodating chamber, a washing sewage accommodating chamber and a pipe. When the range hood is in the self-cleaning state, the water cup is installed on the lower side of the base plate, and the washing liquid accommodating chamber extends into the first opening through the pipe and is connected to the spray structure of the range hood, and the washing sewage accommodating chamber is connected to the second opening. In this way, when the oil cup is removed and the water cup is installed on the base plate to realize the self-cleaning of the range hood, the oil and dirt in the range hood can flow along the second opening to the washing sewage accommodating chamber of the water cup, thereby preventing the oil and dirt in the range hood from flowing along the first opening to the washing liquid accommodating chamber of the water cup and contaminating the washing liquid; and when the range hood is in normal state, the oil cup is installed on the lower side of the base plate, and the oil cup is connected to the first opening and the second opening. At this time, the oil and dirt in the range hood can flow into the oil cup along the first opening and the second opening at the same time. BRIEF DESCRIPTION OF THE DRAWINGS

[0020] Figure 1 This is a schematic diagram of the three-dimensional structure of a range hood provided by a specific embodiment of the utility model;

[0021] Figure 2 yes Figure 1 A top view of

[0022] Figure 3 yes Figure 2 Cross-section at AA in the middle;

[0023] Figure 4 This is a schematic diagram of the three-dimensional structure of the range hood provided by a specific embodiment of the utility model with the chassis removed;

[0024] Figure 5 yes Figure 4 Exploded diagram of .

[0025] In the picture:

[0026] 1. Fume hood; 11. Upper housing; 12. Bottom plate; 1201. First opening; 1202. Second opening; 13. Air inlet panel; 1301. Main air inlet; 1302. Auxiliary air inlet; 1303. First oil outlet; 131. First oil baffle flange; 100. Fume collection chamber;

[0027] 2. Chassis;

[0028] 3. Oil screen; 31. Second oil baffle flange; 30. Air inlet; 301. Second oil outlet;

[0029] 4. First flow guide; 41. Flow guide flange; 42. First flow guide portion; 43. Second flow guide portion; 44. Third flow guide portion;

[0030] 5. Second flow guide; 51. Lower end surface;

[0031] 6. Lighting. DETAILED DESCRIPTION

[0032] The following examples illustrate the present invention, but the present invention is not limited by these examples. Modifications to the specific embodiments of the present invention or equivalent replacements of some technical features without departing from the spirit of the present invention should be included in the scope of the technical solution claimed in the present invention.

[0033] Please refer to Figure 1-Figure 5 The present invention provides a range hood comprising a smoke collection hood 1, an oil cup (not shown), and a water cup (not shown). The smoke collection hood 1 comprises an upper housing 11, a bottom plate 12, and an air inlet panel 13. The bottom plate 12 and the air inlet panel 13 are both located below the smoke collection hood 1. The air inlet panel 13 is located in front of the bottom plate 12 and is tilted downward from front to back. The upper housing 11, the bottom plate 12, and the air inlet panel 13 together form a smoke collection chamber 100. The bottom plate 12 is provided with a first opening 1201 and a second opening 1202. The oil cup and the water cup can be detachably connected to the lower side of the bottom plate 12. The water cup includes a washing liquid accommodating chamber, a washing sewage accommodating chamber and a pipe arranged adjacent to each other. When the range hood is in the self-cleaning state, the water cup is installed on the lower side of the bottom plate 12. The washing liquid accommodating chamber extends into the first opening 1201 through the pipe and is connected to the spray structure of the range hood. The washing sewage accommodating chamber is connected to the second opening 1202. In this way, the oil cup can be removed and the water cup can be installed on the bottom plate 12 to realize the self-cleaning of the range hood. During cleaning, the oil stains in the range hood can flow along the second opening 1202 to the washing wastewater holding chamber of the water cup, preventing the oil stains in the range hood from flowing along the first opening 1201 to the washing liquid holding chamber of the water cup and contaminating the washing liquid; and when the range hood is in normal state, the oil cup is installed on the lower side of the base plate 12, and the oil cup is connected to the first opening 1201 and the second opening 1202. At this time, the oil stains in the range hood can flow into the oil cup along the first opening 1201 and the second opening 1202 at the same time.

[0034] Optionally, a sealing ring is provided between the pipe and the first opening 1201, and the sealing ring is used to seal the gap between the first opening 1201 and the pipe, thereby preventing the oil in the range hood from overflowing into the washing liquid holding chamber of the water cup through the gap between the first opening 1201 and the pipe.

[0035] Optionally, a main air inlet 1301 is provided in the middle of the air inlet panel 13, and an auxiliary air inlet 1302 is provided on the side of the air inlet panel 13. The main air inlet 1301, the auxiliary air inlet 1302 and the peripheral side of the air inlet panel 13 are all provided with a first oil-blocking flange 131 extending upward. A first oil outlet 1303 is provided on the first oil-blocking flange 131 located at the lower end of the air inlet panel 13. The first oil outlet 1303 is connected to the inner wall of the base plate 12. By providing the first oil-blocking flange 131, oil can be prevented from flowing out to the outside of the range hood through the main air inlet 1301, the auxiliary air inlet 1302 or the peripheral side of the air inlet panel 13. By providing the first oil outlet 1303 on the first oil-blocking flange 131 located at the lower end of the air inlet panel 13, the oil on the inside of the air inlet panel 13 can flow to the inside of the base plate 12 through the first oil outlet 1303.

[0036] Optionally, a lighting lamp 6 is also included, and a lamp hole is provided on the air inlet panel 13. The lighting lamp 6 is installed at the lamp hole, and a first oil-blocking flange 131 is provided around the lamp hole to prevent the oil on the inside of the air inlet panel 13 from flowing out to the outside of the range hood through the lamp hole.

[0037] Optionally, an oil screen 3 is further included. The oil screen 3 is mounted on the air inlet panel 13 along the inclination direction of the air inlet panel 13 and is located at the main air inlet 1301. An air inlet hole 30 is formed in the oil screen 3. Second oil-blocking flanges 31 extending upward are provided around the air inlet hole 30 and the oil screen 3. A second oil outlet 301 is provided on the second oil-blocking flange 31 at the lower end of the oil screen 3. The second oil outlet 301 is connected to the inner sidewall of the bottom plate 12. By providing the second oil-blocking flanges 31 extending upward on the side of the air inlet hole 30 and around the oil screen 3, oil on the inside of the oil screen 3 is prevented from flowing out to the outside of the range hood through the air inlet hole 30 and the sides of the oil screen 3. By providing the second oil outlet 301 on the second oil-blocking flange 31 at the lower end of the oil screen 3, oil on the inside of the oil screen 3 can flow to the inside of the bottom plate 12 through the second oil outlet 301.

[0038] Optionally, the system further includes a chassis 2 and a first air guide 4. The chassis 2 is mounted on the upper side of the upper housing 11. The first air guide 4 is mounted on the inner side of the upper portion of the air inlet panel 13 and is located on the lower side of the front panel of the chassis 2. The first air guide 4 is provided so that oil and dirt on the inner side of the front panel of the chassis 2 can flow through the first air guide 4 to the inner side of the air inlet panel 13, and then flow out along the inner side of the air inlet panel 13 and the first oil outlet hole provided on the first oil-blocking flange 131 to the inner side of the bottom plate 12.

[0039] Optionally, the lower end of the first guide member 4 is provided with a guide flange 41 extending upward, and the guide flange 41 is inclined downward from the middle to the end, and the end of the guide flange 41 is located above the air inlet panel 13, so as to guide the oil stains on the inner wall surface of the front side panel of the chassis 2 to the side of the air inlet panel 13. Specifically, the oil stains on the inner wall of the front side panel of the chassis 2 are directed along the Figure 5 The liquid flows in the direction indicated by the arrow B to the bottom plate 12 .

[0040] Optionally, the first air guide 4 includes a first air guide portion 42, a second air guide portion 43 and a third air guide portion 44 connected in sequence, the first air guide portion 42 is arranged in a horizontal direction and connected to the lower end of the chassis 2, the second air guide portion 43 is arranged in a vertical direction on the inner side of the front of the smoke hood 1, the third air guide portion 44 is arranged on the inner side of the smoke hood 1 along a downward inclination from front to back, and the guide flange 41 is arranged at the lower end of the third air guide portion 44.

[0041] Optionally, a second flow guide 5 is further included, and the second flow guide 5 is arranged between the inner side wall of the left side panel of the chassis 2 and the inner wall of the rear side panel of the chassis 2; and / or the second flow guide 5 is arranged between the inner side wall of the right side panel of the chassis 2 and the inner wall of the rear side panel of the chassis 2, so as to guide the oil stains on the inner side wall of the left side panel and / or the inner side wall of the right side panel of the chassis 2 to the inner wall of the rear side panel of the chassis 2 (along the inner wall of the rear side panel of the chassis 2). Figure 3 The liquid flows in the direction indicated by the arrow C in the middle), and then flows along the inner wall of the rear side plate to the inner side of the bottom plate 12.

[0042] Optionally, the lower end surface 51 of the second air guide 5 is tilted downward from front to back and connected to the inner wall of the rear side panel of the chassis 2 .

[0043] The above descriptions are only some embodiments of the present invention. For those skilled in the art, several modifications and improvements can be made without departing from the inventive concept of the present invention, and these all fall within the scope of protection of the present invention.

Claims

1. A range hood, characterized in that: include: A smoke collecting hood (1) comprises an upper cover shell (11), a bottom plate (12) and an air inlet panel (13), wherein the bottom plate (12) and the air inlet panel (13) are both located below the smoke collecting hood (1), the air inlet panel (13) is located on the front side of the bottom plate (12) and is arranged to be tilted downward from front to back, the upper cover shell (11), the bottom plate (12) and the air inlet panel (13) together form a smoke collecting chamber (100), and the bottom plate (12) is provided with a first opening (1201) and a second opening (1202); The oil cup and the water cup are both detachably connected to the lower side of the base plate (12); the water cup comprises a washing liquid accommodating chamber, a washing sewage accommodating chamber and a pipeline which are arranged adjacent to each other; when the range hood is in a self-cleaning state, the water cup is mounted on the lower side of the base plate (12); the washing liquid accommodating chamber extends into the first opening (1201) through the pipeline and is connected to the spraying structure of the range hood; the washing sewage accommodating chamber is connected to the second opening (1202); when the range hood is in a normal state, the oil cup is mounted on the lower side of the base plate (12); the oil cup is connected to the first opening (1201) and the second opening (1202).

2. The range hood according to claim 1, characterized in that: A sealing ring is provided between the pipeline and the first opening (1201), and the sealing ring is used to seal the gap between the first opening (1201) and the pipeline.

3. The range hood according to claim 1, characterized in that: A main air inlet (1301) is provided in the middle of the air inlet panel (13), an auxiliary air inlet (1302) is provided on the side of the air inlet panel (13), the main air inlet (1301), the auxiliary air inlet (1302) and the peripheral side of the air inlet panel (13) are all provided with a first oil-blocking flange (131) extending upward, and a first oil outlet (1303) is provided on the first oil-blocking flange (131) located at the lower end of the air inlet panel (13), and the first oil outlet (1303) is connected to the inner side wall of the bottom plate (12).

4. The range hood according to claim 3, characterized in that: It also comprises a lighting lamp (6), a lamp hole is provided on the air inlet panel (13), the lighting lamp (6) is installed at the lamp hole, and the first oil-blocking flange (131) is provided around the lamp hole.

5. The range hood according to claim 3, characterized in that: It also comprises an oil net (3), the oil net (3) being mounted on the air inlet panel (13) along the inclination direction of the air inlet panel (13) and being located at the main air inlet (1301), the oil net (3) being provided with an air inlet hole (30), the peripheral side of the air inlet hole (30) and the peripheral side of the oil net (3) being provided with a second oil-blocking flange (31) extending upward, the second oil-blocking flange (31) being located at the lower end of the oil net (3) being provided with a second oil outlet (301), the second oil outlet (301) being connected to the inner side wall of the bottom plate (12).

6. The range hood according to any one of claims 1 to 5, characterized in that: It also includes a chassis (2) and a first air guide (4), wherein the chassis (2) is mounted on the upper side of the upper cover shell (11), and the first air guide (4) is mounted on the inner side surface of the upper part of the air inlet panel (13) and is located on the lower side of the front side plate of the chassis (2).

7. The range hood according to claim 6, characterized in that: The lower end of the first air guide (4) is provided with an upwardly extending air guide flange (41), the air guide flange (41) being arranged to be inclined downward from the middle to the end, and the end of the air guide flange (41) is located above the air inlet panel (13).

8. The range hood according to claim 7, characterized in that: The first air guide member (4) comprises a first air guide portion (42), a second air guide portion (43) and a third air guide portion (44) which are connected in sequence, the first air guide portion (42) being arranged in a horizontal direction and connected to the lower end of the chassis (2), the second air guide portion (43) being arranged in a vertical direction on the inner side of the front part of the smoke hood (1), the third air guide portion (44) being arranged on the inner side of the smoke hood (1) in an inclined manner downward from front to back, and the air guide flange (41) being arranged at the lower end of the third air guide portion (44).

9. The range hood according to claim 6, characterized in that: The second air guide (5) is arranged between the inner wall of the left side panel of the chassis (2) and the inner wall of the rear side panel of the chassis (2); and / or the second air guide (5) is arranged between the inner wall of the right side panel of the chassis (2) and the inner wall of the rear side panel of the chassis (2).

10. The range hood according to claim 9, characterized in that: The lower end surface (51) of the second air guide member (5) is arranged to be inclined downward from front to rear and is connected to the inner wall of the rear side plate of the chassis (2).

Images