An oil collection box and oil fume extraction device for a range hood

Abstract

This utility model discloses an oil collection box and a range hood for absorbing oil. The oil collection box of the range hood includes an oil box body with an upward-facing oil receiving cavity and a first oil outlet at the bottom of the oil receiving cavity; an overflow component with an overflow channel, the first end of which is connected to the upper part of the oil box body and the overflow channel is in communication with the oil receiving cavity; and an oil guide component with an oil guide body and an oil guide cavity, the end of which has a second oil outlet communicating with the oil guide cavity, the second end of which is located above or extends into the oil guide cavity, the first end of which is higher than the second end and the first end of which is opposite to the second end of which.

Description

Technical Field

[0001] This utility model relates to the field of kitchen appliance technology, and in particular to an oil collection box and oil fume extraction device for a range hood. Background Technology

[0002] In existing range hoods, the oil collection box installed under the fan cabinet has an oil collection function. For range hoods with a cleaning function, the oil collection box also needs to collect wastewater. After prolonged use, the oil outlet pipe of the oil collection box may become blocked or partially blocked. During cleaning, the wastewater cannot be discharged through the oil outlet pipe in time, which will cause the oil collection box to overflow due to the accumulation of wastewater. If the overflowing wastewater cannot be collected by the oil filter, smoke hood, or other components, it will drip onto the stove, causing quality hazards and preventing users from performing the cleaning function normally.

[0003] Therefore, there is an urgent need for an oil collection box for range hoods to solve the above problems. Utility Model Content

[0004] This utility model aims to at least partially solve one of the problems existing in the prior art. To this end, this utility model proposes an oil collection box for a range hood. By setting an overflow component and an oil guide component, when the first oil outlet is blocked and the oil in the oil collection chamber rises to the upper part of the oil collection chamber, the oil can flow out through the overflow component to the oil guide component, and then flow out from the oil guide component to a preset position. This solves the problem in the prior art that when the first oil outlet in the oil box is blocked, the oil overflows directly. The structure is simple and compact.

[0005] The above objectives are achieved through the following technical solutions:

[0006] An oil collection box for a range hood, comprising:

[0007] An oil box, including an oil box body, wherein an oil receiving cavity with an upward opening is provided inside the oil box body, and a first oil outlet is provided at the bottom of the oil receiving cavity;

[0008] An overflow component is provided with an overflow channel. The first end of the overflow component is connected to the upper part of the oil box body, and the overflow channel is connected to the oil receiving cavity.

[0009] An oil guiding component includes an oil guiding body, an oil guiding cavity is provided inside the oil guiding body, a second oil outlet is provided at the end of the oil guiding body and communicating with the oil guiding cavity, the second end of the overflow component is located above the oil guiding cavity or extends into the oil guiding cavity, the first end of the overflow component is set higher than the second end of the overflow component, and the first end of the overflow component is set opposite to the second end of the overflow component.

[0010] Optionally, a notch is provided on the upper side of the oil box body, and the first end of the overflow component is connected to the bottom side of the notch.

[0011] Optionally, the overflow component is integrally formed with the oil box.

[0012] Optionally, the cross-sectional areas of the oil receiving cavity and the oil guiding cavity gradually decrease from top to bottom, the first oil outlet is located at the lowest position of the oil receiving cavity, and the second oil outlet is located at the lowest position of the oil guiding cavity.

[0013] Optionally, the overflow channel is an overflow groove with its opening facing upwards, the area of ​​the inner side of the overflow groove is S1, and the cross-sectional area of ​​the oil guide cavity is S2, where S1 < S2.

[0014] Optionally, the oil box further includes an oil guide pipe, which is installed on the lower side of the oil box body and communicates with the first oil outlet.

[0015] Optionally, the oil guide further includes an oil guide plate disposed at the end of the oil guide body, the first end of the oil guide plate being connected to the bottom side of the second oil outlet, and the second end of the oil guide plate being inclined downward in a direction away from the second oil outlet.

[0016] Another aspect of this utility model provides a range hood, including a casing, a fan disposed inside the casing, a smoke collection hood disposed on the lower side of the casing, and an oil collection box for the range hood. The lower end of the fan has a third oil outlet hole, and the oil box is disposed below the third oil outlet hole. The rear end of the bottom plate at the front of the casing extends into the smoke collection hood, and the oil guide is located above the bottom plate.

[0017] Optionally, the cross-sectional area of ​​the third oil outlet is S3, where S3 < S1.

[0018] Optionally, it also includes an electronic control component, which is disposed inside the chassis and installed on the upper side of the base plate. The oil guide is located on the upper side of the electronic control component and extends in the left-right direction. The left and right ends of the oil guide body are provided with the second oil outlet hole. The length of the oil guide body in the left-right direction is L2, and the length of the electronic control component in the left-right direction is L1, where L2 > L1.

[0019] Compared with the prior art, the present invention has at least the following beneficial effects:

[0020] The oil collection box of the range hood provided by this utility model, by setting an overflow component and an oil guide component, allows the oil to flow out through the overflow component to the oil guide component when the first oil outlet is blocked and the oil in the oil collection chamber rises to the upper part of the oil collection chamber, and then flows out from the oil guide component to a preset position. This solves the problem in the prior art that when the first oil outlet in the oil box is blocked, the oil overflows directly. The structure is simple and compact. Attached Figure Description

[0021] Figure 1 This is a three-dimensional structural diagram of the oil collection box of the range hood provided in a specific embodiment of the present utility model;

[0022] Figure 2 yes Figure 1 Top view;

[0023] Figure 3 yes Figure 2 Sectional view at point AA;

[0024] Figure 4 yes Figure 1 Exploded view;

[0025] Figure 5 This is a top view of the oil guide component of the oil collection box of the range hood provided in a specific embodiment of the present utility model;

[0026] Figure 6 yes Figure 5 Sectional view at point BB;

[0027] Figure 7 This is a three-dimensional structural diagram of the range hood provided in a specific embodiment of the present utility model;

[0028] Figure 8 yes Figure 7 The main view;

[0029] Figure 9 yes Figure 8 Sectional view at CC;

[0030] Figure 10 This is a three-dimensional structural diagram of the range hood after removing the smoke collection hood and electronic control components according to a specific embodiment of the present utility model;

[0031] Figure 11 yes Figure 10 Exploded view;

[0032] Figure 12 yes Figure 7 The right view;

[0033] Figure 13 yes Figure 12 Sectional view at point DD.

[0034] In the picture:

[0035] 1. Oil receiving box; 11. Oil box; 111. Oil box body; 112. Oil guide pipe; 1101. Oil receiving cavity; 1102. First oil outlet; 1103. Notch; 12. Overflow component; 120. Overflow groove; 13. Oil guide component; 131. Oil guide body; 132. Oil guide plate; 1301. Oil guide cavity; 1302. Second oil outlet;

[0036] 2. Fan; 21. Third oil outlet;

[0037] 3. Smoke hood;

[0038] 4. Electrical control components;

[0039] 5. Oil mesh; 50. Drainage channel;

[0040] 6. Chassis; 61. Baseplate;

[0041] 7. Oil cup. Detailed Implementation

[0042] The following embodiments illustrate the present invention, but the present invention is not limited to these embodiments. Modifications to the specific implementation of the present invention or equivalent substitutions for some technical features, without departing from the spirit of the present invention, should all be covered within the scope of the technical solution claimed by the present invention.

[0043] Please refer to Figures 1-6 This utility model provides an oil collection box 1 for a range hood, including an oil box 11, an overflow component 12, and an oil guiding component 13. The oil box 11 includes an oil box body 111, with an upward-facing oil receiving cavity 1101 inside the oil box body 111. A first oil outlet hole 1102 is provided at the bottom of the oil receiving cavity 1101. The overflow component 12 has an overflow channel, with its first end connected to the upper part of the oil box body 111, and the overflow channel communicating with the oil receiving cavity 1101. The oil guiding component 13 includes an oil guiding body 131, an oil guiding cavity 1301 is provided inside the oil guiding body 131, and a second oil outlet hole 1302 communicating with the oil guiding cavity 1301 is opened at the end of the oil guiding body 131. The second end of the overflow component 12 is located above the oil guiding cavity 1301 or extends into the oil guiding cavity 1301. The first end of the overflow component 12 is set higher than the second end of the overflow component 12, and the first end of the overflow component 12 is set opposite to the second end of the overflow component 12.

[0044] The oil collection box 1 of the range hood provided by this utility model, by setting an overflow component 12 and an oil guide component 13, allows the oil to flow out through the overflow component 12 to the oil guide component 13 when the first oil outlet 1102 is blocked and the oil in the oil collection chamber 1101 rises to the upper part of the oil collection chamber 1101, and then flows out from the oil guide component 13 to a preset position. This solves the problem in the prior art that when the first oil outlet 1102 in the oil box 11 is blocked, the oil overflows directly. The structure is simple and compact.

[0045] Optionally, a notch 1103 is provided on the side of the upper end of the oil box body 111, and the first end of the overflow member 12 is connected to the bottom side of the notch 1103. By providing the notch 1103, the oil in the oil receiving cavity 1101 can only flow out to the overflow member 12 through the notch 1103, thus preventing the oil from overflowing from other locations.

[0046] Optionally, the overflow component 12 and the oil box 11 are integrally formed to ensure a complete seal at the connection between the overflow component 12 and the oil box 11, avoiding gaps that are easily caused by separate components, which could lead to oil spillage at the gaps.

[0047] Optionally, the cross-sectional areas of the oil receiving cavity 1101 and the oil guiding cavity 1301 gradually decrease from top to bottom. The first oil outlet 1102 is located at the lowest position of the oil receiving cavity 1101 to facilitate the flow of oil to the first oil outlet 1102. The second oil outlet 1302 is located at the lowest position of the oil guiding cavity 1301 to facilitate the flow of oil to the second oil outlet 1302.

[0048] Optionally, the overflow channel is an upward-facing overflow groove 120, and the area of ​​the inner side of the overflow groove 120 is S1 (e.g., Figure 4 As shown in the black shaded area), the cross-sectional area of ​​the oil guide cavity 1301 is S2 (as shown in the black shaded area). Figure 6 (As shown in the black shaded area), S1 < S2, so that when oil overflows, it can quickly flow out from the overflow groove 120 to the oil guiding cavity 1301, and will not overflow at other locations other than the second oil outlet 1302 of the oil guiding cavity 1301, thereby making the oil receiving box 1 have better oil receiving stability.

[0049] Optionally, the oil box 11 also includes an oil guide pipe 112. The oil guide pipe 112 is installed on the lower side of the oil box body 111 and communicates with the first oil outlet 1102. By setting the oil guide pipe 112, the oil in the oil receiving cavity 1101 can flow out through the first oil outlet 1102 to the oil guide pipe 112, and then flow out from the oil guide pipe 112 to a preset position.

[0050] Optionally, the oil guide 13 further includes an oil guide plate 132 disposed at the end of the oil guide body 131. The first end of the oil guide plate 132 is connected to the bottom side of the second oil outlet 1302, and the second end of the oil guide plate 132 is inclined downward in a direction away from the second oil outlet 1302.

[0051] Please refer to Figures 7-13In another aspect, this utility model provides a range hood, including a housing 6, a fan 2 disposed inside the housing 6, a smoke collection hood 3 disposed on the lower side of the housing 6, and an oil collection box 1 of the range hood. The lower end of the fan 2 is provided with a third oil outlet 21, and the oil box 11 is disposed below the third oil outlet 21. The rear end of the bottom plate 61 at the front of the housing 6 extends into the smoke collection hood 3. The oil guide 13 is located above the bottom plate 61, so that the oil flowing out from the oil guide cavity 1301 through the second oil outlet 1302 can flow onto the bottom plate 61, and then flow into the smoke collection hood 3 through the bottom plate 61, preventing the oil from dripping onto the stove through the smoke inlet of the smoke collection hood 3.

[0052] Optionally, the cross-sectional area of ​​the third oil outlet 21 is S3 (e.g., Figure 11 (As shown in the black shaded area), S3 < S1, so that when the first oil outlet 1102 is blocked, the oil flowing out from the third oil outlet 21 can be smoothly and completely guided into the overflow groove 120, preventing the oil from overflowing from other positions of the oil receiving cavity 1101, thereby further ensuring the oil receiving stability of the oil receiving box 1.

[0053] Optionally, it also includes an electronic control component 4, which is disposed inside the chassis 6 and mounted on the upper side of the base plate 61. The oil guide 13 is located on the upper side of the electronic control component 4 and extends in the left and right direction. The left and right ends of the oil guide body 131 are provided with second oil outlet holes 1302. The length of the oil guide body 131 in the left and right direction is L2, and the length of the electronic control component 4 in the left and right direction is L1, where L2 > L1.

[0054] Optionally, the electronic control component 4 is a smoke concentration detector. Of course, in other embodiments, the electronic control component 4 can also be a switch assembly or other electronic control component 4, which is not limited here.

[0055] Optionally, it also includes an oil mesh 5 disposed inside the fume hood 3. The oil mesh 5 is inclined downward from front to back. The rear end of the oil mesh 5 is located above or extends into the oil cup 7 of the range hood. A drainage groove 50 is provided on the upper side of the oil mesh 5. The lower end of the oil guide pipe 112 extends into the drainage groove 50 or is located above the drainage groove 50, so that the oil flowing out of the oil guide pipe 112 can flow into the oil cup 7 through the drainage groove 50.

[0056] Optionally, the rear end of the base plate 61 is located above or extends into the drainage channel 50, so that the oil on the upper side of the base plate 61 can also flow out into the oil cup 7 through the drainage channel 50.

[0057] The above descriptions are merely some embodiments of this utility model. For those skilled in the art, various modifications and improvements can be made without departing from the inventive concept of this utility model, and all such modifications and improvements fall within the protection scope of this utility model.

Claims

1. An oil collection box for a range hood, characterized in that, include: An oil box (11) includes an oil box body (111), an oil receiving cavity (1101) with an upward opening is provided inside the oil box body (111), and a first oil outlet hole (1102) is provided at the bottom of the oil receiving cavity (1101). An overflow component (12) is provided with an overflow channel. The first end of the overflow component (12) is connected to the upper part of the oil box body (111), and the overflow channel is connected to the oil receiving cavity (1101). An oil guide (13) includes an oil guide body (131), an oil guide cavity (1301) is provided inside the oil guide body (131), and a second oil outlet (1302) communicating with the oil guide cavity (1301) is provided at the end of the oil guide body (131). The second end of the overflow member (12) is located above the oil guide cavity (1301) or extends into the oil guide cavity (1301). The first end of the overflow member (12) is set higher than the second end of the overflow member (12), and the first end of the overflow member (12) is set opposite to the second end of the overflow member (12).

2. The oil collection box of the range hood according to claim 1, characterized in that, A notch (1103) is provided on the side of the upper end of the oil box body (111), and the first end of the overflow component (12) is connected to the bottom side of the notch (1103).

3. The oil collection box of the range hood according to claim 2, characterized in that, The overflow component (12) and the oil box (11) are integrally formed.

4. The oil collection box of the range hood according to claim 1, characterized in that, The cross-sectional areas of the oil receiving cavity (1101) and the oil guiding cavity (1301) gradually decrease from top to bottom. The first oil outlet (1102) is located at the lowest position of the oil receiving cavity (1101), and the second oil outlet (1302) is located at the lowest position of the oil guiding cavity (1301).

5. The oil collection box of the range hood according to any one of claims 1-4, characterized in that, The overflow channel is an upward-opening overflow groove (120), the area of ​​the inner side of the overflow groove (120) is S1, and the cross-sectional area of ​​the oil guide cavity (1301) is S2, where S1 < S2.

6. The oil collection box of the range hood according to any one of claims 1-4, characterized in that, The oil box (11) also includes an oil guide pipe (112), which is installed on the lower side of the oil box body (111) and communicates with the first oil outlet (1102).

7. The oil collection box of the range hood according to any one of claims 1-4, characterized in that, The oil guide (13) further includes an oil guide plate (132) disposed at the end of the oil guide body (131). The first end of the oil guide plate (132) is connected to the bottom side of the second oil outlet (1302), and the second end of the oil guide plate (132) is inclined downward in a direction away from the second oil outlet (1302).

8. A range hood, characterized in that, The range hood includes a casing (6), a fan (2) disposed inside the casing (6), a smoke hood (3) disposed on the lower side of the casing (6), and an oil collection box for the range hood according to any one of claims 1-7. The lower end of the fan (2) is provided with a third oil outlet (21), and the oil box (11) is disposed below the third oil outlet (21). The rear end of the bottom plate (61) at the front of the casing (6) extends into the smoke hood (3), and the oil guide (13) is located above the bottom plate (61).

9. The range hood according to claim 8, characterized in that, The cross-sectional area of ​​the third oil outlet (21) is S3, where S3 < S1.

10. The range hood according to claim 8, characterized in that, It also includes an electronic control component (4), which is disposed inside the chassis (6) and installed on the upper side of the base plate (61). The oil guide (13) is located on the upper side of the electronic control component (4). The oil guide (13) extends in the left and right direction. The left and right ends of the oil guide body (131) are provided with the second oil outlet (1302). The length of the oil guide body (131) in the left and right direction is L2, and the length of the electronic control component (4) in the left and right direction is L1. L2 > L1.

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