CN210861244U - Fume exhaust fan - Google Patents
Fume exhaust fan Download PDFInfo
- Publication number
- CN210861244U CN210861244U CN201921095741.7U CN201921095741U CN210861244U CN 210861244 U CN210861244 U CN 210861244U CN 201921095741 U CN201921095741 U CN 201921095741U CN 210861244 U CN210861244 U CN 210861244U
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- cigarette board
- fender
- range hood
- smoke
- air inlet
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Abstract
The utility model discloses a range hood, including quick-witted case and the collection petticoat pipe of setting in quick-witted case below, quick-witted incasement is provided with the fan system, the fan system includes first air intake and second air intake, the smoking mouth has been seted up on the collection petticoat pipe, first smoking mouth and the second smoking mouth that the smoking mouth set up about including, be formed with first inlet air duct between first air intake and the first smoking mouth, be formed with second inlet air duct between second air intake and the second smoking mouth, first smoking mouth below is provided with first cigarette board that keeps off, second smoking mouth below is provided with second cigarette board, its characterized in that: the air guide device is characterized by further comprising a flow guide device which can divide the first air inlet channel and the second air inlet channel into independent air inlet channels.
Description
Technical Field
The utility model belongs to the technical field of kitchen appliances and specifically relates to a range hood.
Background
At present, the market of the range hood mainly comprises four categories of European style range hoods, side-draft range hoods, Chinese style range hoods and integrated ranges, and in the prior art, most domestic European style range hoods mainly adopt an air inlet form with a single air inlet. For example, the chinese patent application No. 201910195262.0 discloses a range hood, which has a box and a fan, wherein the fan is disposed in the box, and further includes a driving mechanism and a wind-shielding plate, wherein the driving mechanism is disposed on the box, a driving end of the driving mechanism extends toward an air inlet of the fan, the wind-shielding plate is disposed on a driving end of the driving mechanism and located at an air inlet of the fan, and the driving mechanism drives the wind-shielding plate to open or close the air inlet of the fan.
When only one burner of a cooker works, the oil smoke quantity on the left side and the right side of the air inlet is unbalanced, the oil smoke quantity close to one side of the burner is larger, the oil smoke quantity on the other side is smaller, and when the cooker hood works, one side with less oil smoke quantity can suck a large amount of air to influence the actual oil smoke quantity, so that the oil smoke suction efficiency of the cooker hood is low and the energy is wasted.
SUMMERY OF THE UTILITY MODEL
The utility model aims to solve the technical problem that not enough to above-mentioned prior art exists provides a can adjust range hood about range hood negative pressure suction according to controlling the side oil smoke volume size.
The utility model provides a technical scheme that above-mentioned technical problem adopted does: the utility model provides a range hood, includes quick-witted case and the collection petticoat pipe of setting in quick-witted case below, the quick-witted incasement is provided with fan system, fan system includes first air intake and second air intake, the smoke absorption mouth has been seted up on the collection petticoat pipe, first smoke absorption mouth and the second smoke absorption mouth that the smoke absorption mouth set up about including, be formed with first inlet air duct between first air intake and the first smoke absorption mouth, be formed with second inlet air duct between second air intake and the second smoke absorption mouth, first smoke absorption mouth below is provided with first cigarette board, second smoke absorption mouth below is provided with second cigarette board, its characterized in that: the air guide device is characterized by further comprising a flow guide device which can divide the first air inlet channel and the second air inlet channel into independent air inlet channels.
In order to guide the oil smoke entering the smoke suction port, the guide device can be arranged between the fan system and the smoke suction port, and comprises a first guide surface facing the first air inlet channel and a second guide surface facing the second air inlet channel.
In order to reduce the noise of the range hood during operation, noise reduction holes can be formed in the first flow guide surface and the second flow guide surface, the noise reduction holes are communicated with the inner side of the flow guide device, and a sound absorption material is arranged on the inner side of the flow guide device.
In order to play a role in guiding the flow, the first flow guiding surface and the second flow guiding surface can be provided with flow guiding sheets at intervals, and the flow guiding sheets extend from the bottom of the flow guiding device to the top direction.
In order to achieve the flow guiding effect and further reduce the air noise, the width of the flow deflector in the left-right direction is gradually increased from bottom to top, and the corner of the flow deflector, which is close to the top and is far away from the first flow guiding surface or the second flow guiding surface, can be in fillet transition.
In order to separate the smoke suction port and adjust the negative pressure suction force of the first smoke suction port and the second smoke suction port, a blocking device capable of separating the smoke suction port into the first smoke suction port and the second smoke suction port is arranged on one side of the smoke suction port, which is far away from the flow guide device, between the first smoke blocking plate and the second smoke blocking plate, one side of the first smoke blocking plate and one side of the second smoke blocking plate, which are close to the blocking device, are rotatably connected with the blocking device, and the range hood can further comprise a driving device for driving the first smoke blocking plate and the second smoke blocking plate to relatively block the device for rotation.
In order to make first fender cigarette board and second fender cigarette board can separate the fender device relatively and rotate, separate and keep off the device and can include the baffle along the vertical setting of the front and back side direction of collection petticoat pipe, the baffle is close to first fender cigarette board and second fender cigarette board both sides and all is provided with the couple frame, first fender cigarette board and second fender cigarette board correspond couple frame department and are provided with the couple with couple frame swing joint.
In order to realize the drive of the driving device to the first smoke baffle and the second smoke baffle, the driving device can be electric push rods which are arranged at the left side and the right side of the case and the output end of which downwards penetrate through the smoke collecting hood, the end part of the output end of each electric push rod is provided with a touch buckle, and the upper surfaces of the first smoke baffle and the second smoke baffle towards the smoke absorbing port are respectively provided with a touch buckle clamping seat used for being matched with the touch buckle.
Compared with the prior art, the utility model has the advantages of: separate into independent inlet air channel with first inlet air channel and second inlet air channel through setting up guiding device, rethread drive arrangement drives first cigarette board and second cigarette board according to the oil smoke volume size on left and right sides, controls the size of first smoking mouth and second smoking mouth to the regulation of the negative pressure suction on realization range hood left and right sides promotes the oil smoke effect, avoids the energy extravagant.
Drawings
Fig. 1 is a schematic view of a range hood according to an embodiment of the present invention;
fig. 2 is a sectional view of the range hood according to the embodiment of the present invention;
fig. 3 is a schematic view of a flow guiding device of a range hood according to an embodiment of the present invention;
fig. 4 is a schematic view of a driving device, a first smoke baffle, a second smoke baffle, a blocking device, and a latch clip seat of a range hood according to an embodiment of the present invention.
Detailed Description
The present invention will be described in further detail with reference to the following embodiments.
Referring to fig. 1 and 2, a range hood includes a cabinet 1 and a smoke collecting hood 2 disposed below the cabinet 1.
A fan system 11 is disposed in the chassis 1, and the fan system 11 includes a first air inlet 111 and a second air inlet 112. The smoke collecting cover 2 is provided with a smoke suction port 21, and the smoke suction port 21 comprises a first smoke suction port 211 and a second smoke suction port 212 which are arranged on the left and right. A first air intake channel 3 is formed between the first air intake 111 and the first smoke exhaust 211, and a second air intake channel 4 is formed between the second air intake 112 and the second smoke exhaust 212.
The range hood also comprises a flow guide device 5 which is arranged between the fan system 11 and the smoke suction port 21 and can divide the first air inlet channel 3 and the second air inlet channel 4 into independent air inlet channels.
Referring to fig. 3, the deflector 5 comprises a first deflector surface 51 facing the first air inlet channel 3 and a second deflector surface 52 facing the second air inlet channel 4. The whole flow guiding device 5 is in an inverted triangle shape, the first flow guiding surface 51 and the second flow guiding surface 52 form two side surfaces thereof, and the first flow guiding surface 51 and the second flow guiding surface 52 are respectively inclined and extended towards the left side and the right side of the case 1 from the bottom of the flow guiding device 5 to the top direction.
The first flow guiding surface 51 and the second flow guiding surface 52 are both provided with noise reduction holes 53. The noise reduction holes 53 are communicated with the inner side of the flow guide device 5, and the sound absorption material 54 is arranged on the inner side of the flow guide device 5, in the embodiment, the sound absorption material 54 is sound absorption cotton, and the sound absorption effect is good when the sound absorption material is matched with the noise reduction holes 53.
The first flow guiding surface 51 and the second flow guiding surface 52 are provided with flow guiding sheets 55 at intervals, and the flow guiding sheets extend from the bottom of the flow guiding device 5 to the top direction. The width of the flow deflector 55 in the left-right direction is gradually increased from bottom to top, and the corner of the flow deflector 55, which is close to the top and is far away from the first flow guiding surface 51 or the second flow guiding surface 52, is in fillet transition, so that the flow guiding effect is achieved, and the noise generated when the range hood operates is effectively reduced.
Referring to fig. 1, 2 and 4, a smoke baffle assembly is arranged below the smoking port 21, and comprises a first smoke baffle 7 arranged below the first smoking port 211 and a second smoke baffle 8 arranged at the second smoking port 212. A blocking device 9 which divides the smoking port 21 into a first smoking port 211 and a second smoking port 212 is arranged on one side of the smoking port 21 away from the flow guiding device 5 and between the first smoke baffle 7 and the second smoke baffle 8.
The baffle device 9 comprises a baffle plate 91 longitudinally arranged along the front and back side directions of the fume collecting hood 2, and the baffle plate 91 can partially extend upwards and be positioned in the case 1 or not exceed the fume collecting hood 2. The deflector 5 is arranged on top of the baffle 91, i.e. the bottom of the first deflector surface 51 and the second deflector surface 52 are arranged on top of the baffle 91. First fender cigarette board 7 and second fender cigarette board 8 are close to the one side that separates fender device 9 and rotate with separating fender device 9 respectively and be connected, and baffle 91 is close to the side that first fender cigarette board 7 or second fender cigarette board 8 all is provided with couple frame 92, and first fender cigarette board 7 and second fender cigarette board 8 correspond couple frame 92 department and are provided with the couple 93 with couple frame 92 swing joint.
The couple frame 92 includes that one end links to each other with baffle 91, and the other end is to keeping away from first supporting part 921 that baffle 91 direction extended, and the one end that baffle 91 was kept away from to first supporting part 921 extends to keeping off the cigarette board direction and forms first tip 922, is provided with axle 923 on the first tip 922. In this embodiment, baffle 91 is close to first cigarette board 7 and second cigarette board 8 both sides and respectively is equipped with two couple framves 92 that set up along baffle 91's preceding back direction interval, and axle 923 on two couple framves 92 of baffle 91 per side set up, extend in opposite directions relatively. The hook 93 includes a second supporting portion 931 with one end connected to the corresponding smoke barrier and the other end extending in a direction away from the corresponding smoke barrier, the end of the second supporting portion 931 away from the smoke barrier extends in a direction towards the hook frame 92 to form an extending portion 932, and the end of the extending portion 932 away from the second supporting portion 931 extends downwards to form a second end 933. A slot 934 is disposed between the second supporting portion 931 and the second end 933 for the shaft 923 to rotate and slide.
Referring to fig. 4, the range hood further includes a driving device 6 for driving the first smoke baffle 7 and the second smoke baffle 8 to rotate relative to the blocking device 9, and the driving device 6 can independently control the first smoke baffle 7 and the second smoke baffle 8. In this embodiment, the driving device 6 is an electric push rod which is arranged at the left and right sides of the chassis 1, and the output end of the electric push rod passes through the smoke collecting hood 2 downwards, the end of the output end 61 of each electric push rod is provided with a latch 611, and the upper surfaces of the first smoke baffle 7 and the second smoke baffle 8 facing the smoke suction port 21 are respectively provided with a latch clamping seat 10 for matching with the latch 611. Alternatively, the drive 6 may also be a linear drive.
Claims (8)
1. The utility model provides a range hood, includes quick-witted case (1) and collection petticoat pipe (2) of setting in quick-witted case (1) below, is provided with fan system (11) in quick-witted case (1), fan system (11) include first air intake (111) and second air intake (112), smoke absorption mouth (21) have been seted up on collection petticoat pipe (2), smoke absorption mouth (21) are including controlling first smoke absorption mouth (211) and second smoke absorption mouth (212) that set up, be formed with first air inlet channel (3) between first air intake (111) and first smoke absorption mouth (211), be formed with second air inlet channel (4) between second air intake (112) and second smoke absorption mouth (212), first smoke absorption mouth (211) below is provided with first cigarette board (7), second smoke absorption mouth (212) below is provided with second cigarette board (8), its characterized in that: the air conditioner also comprises a flow guide device (5) which can divide the first air inlet channel (3) and the second air inlet channel (4) into independent air inlet channels.
2. The range hood of claim 1, wherein: the flow guide device (5) is arranged between the fan system (11) and the smoke suction port (21), and the flow guide device (5) comprises a first flow guide surface (51) facing the first air inlet channel (3) and a second flow guide surface (52) facing the second air inlet channel (4).
3. The range hood of claim 2, wherein: the noise reduction device is characterized in that noise reduction holes (53) are formed in the first guide surface (51) and the second guide surface (52), the noise reduction holes (53) are communicated with the inner side of the guide device (5), and sound absorption materials (54) are arranged on the inner side of the guide device (5).
4. The range hood of claim 2, wherein: the first guide surface (51) and the second guide surface (52) are respectively provided with a guide vane (55) at intervals, and the guide vanes extend from the bottom of the guide device (5) to the top direction.
5. The range hood of claim 4, wherein: the width of the flow deflector (55) in the left-right direction is gradually increased from bottom to top, and the corner of the flow deflector (55) which is close to the top and is far away from the first flow deflector surface (51) or the second flow deflector surface (52) is in fillet transition.
6. The range hood according to any one of claims 1 to 5, wherein: one side that guiding device (5) was kept away from in smoking mouth (21), first fender cigarette board (7) and second fender cigarette board (8) between be provided with and separate smoking mouth (21) for separating fender device (9) of first smoking mouth (211) and second smoking mouth (212), first fender cigarette board (7) and second fender cigarette board (8) are close to one side that separates fender device (9) and are connected with separating fender device (9) rotation, range hood is still including being used for driving first fender cigarette board (7) and second fender cigarette board (8) and separating fender device (9) pivoted drive arrangement (6) relatively.
7. The range hood of claim 6, wherein: baffle (9) that separate and keep off device includes baffle (91) along the longitudinal setting of the front and back side direction of collection petticoat pipe (2), baffle (91) part is located quick-witted case (1), guiding device (5) set up in the top of baffle (91), baffle (91) are close to first fender cigarette board (7) and second fender cigarette board (8) both sides and all are provided with couple frame (92), first fender cigarette board (7) and second fender cigarette board (8) correspond couple frame (92) department and are provided with couple (93) with couple frame (92) swing joint.
8. The range hood of claim 6, wherein: drive arrangement (6) are for setting up the electric putter that passes collection petticoat pipe (2) downwards in quick-witted case (1) left and right sides, output, and the tip of every electric putter's output (61) is provided with to bump and detain (611), first keep off cigarette board (7) and second keep off cigarette board (8) and be provided with respectively towards the upper surface of smoking mouth (21) and be used for with bumping and detain (611) complex and bump and detain cassette (10).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921095741.7U CN210861244U (en) | 2019-07-12 | 2019-07-12 | Fume exhaust fan |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921095741.7U CN210861244U (en) | 2019-07-12 | 2019-07-12 | Fume exhaust fan |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN210861244U true CN210861244U (en) | 2020-06-26 |
Family
ID=71291823
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201921095741.7U Active CN210861244U (en) | 2019-07-12 | 2019-07-12 | Fume exhaust fan |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN210861244U (en) |
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113217966A (en) * | 2021-05-31 | 2021-08-06 | 宁波方太厨具有限公司 | Range hood and control method thereof |
| CN113237112A (en) * | 2021-05-31 | 2021-08-10 | 宁波方太厨具有限公司 | Fume exhaust fan |
| CN113719872A (en) * | 2021-08-31 | 2021-11-30 | 宁波方太厨具有限公司 | Range hood and control method thereof |
| CN114763918A (en) * | 2021-01-11 | 2022-07-19 | 宁波方太厨具有限公司 | Range hood and control method thereof |
| CN114909685A (en) * | 2021-02-07 | 2022-08-16 | 芜湖美的厨卫电器制造有限公司 | Smoke exhaust ventilator |
-
2019
- 2019-07-12 CN CN201921095741.7U patent/CN210861244U/en active Active
Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114763918A (en) * | 2021-01-11 | 2022-07-19 | 宁波方太厨具有限公司 | Range hood and control method thereof |
| CN114763918B (en) * | 2021-01-11 | 2023-07-25 | 宁波方太厨具有限公司 | Range hood and control method thereof |
| CN114909685A (en) * | 2021-02-07 | 2022-08-16 | 芜湖美的厨卫电器制造有限公司 | Smoke exhaust ventilator |
| CN113217966A (en) * | 2021-05-31 | 2021-08-06 | 宁波方太厨具有限公司 | Range hood and control method thereof |
| CN113237112A (en) * | 2021-05-31 | 2021-08-10 | 宁波方太厨具有限公司 | Fume exhaust fan |
| CN113719872A (en) * | 2021-08-31 | 2021-11-30 | 宁波方太厨具有限公司 | Range hood and control method thereof |
| CN113719872B (en) * | 2021-08-31 | 2023-05-26 | 宁波方太厨具有限公司 | Range hood and control method thereof |
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