CN221197507U - Fume exhaust fan - Google Patents
Fume exhaust fan Download PDFInfo
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- CN221197507U CN221197507U CN202322932866.3U CN202322932866U CN221197507U CN 221197507 U CN221197507 U CN 221197507U CN 202322932866 U CN202322932866 U CN 202322932866U CN 221197507 U CN221197507 U CN 221197507U
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- air inlet
- wind
- hood
- fume collecting
- collecting hood
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Abstract
The utility model provides a range hood, which comprises a fan component, a fume collecting hood and a wind shielding component, wherein the upper part of the fume collecting hood is sleeved outside the fan component and can move relative to the fan component along the vertical direction, a containing cavity is formed in the fume collecting hood, a first air inlet and a second air inlet are formed in the lower part of the fume collecting hood, and the wind shielding component is connected to the lower part of the fume collecting hood and can move on the fume collecting hood so as to cover the first air inlet and/or the second air inlet by the wind shielding component. The fume collecting hood moves along the vertical direction, so that the distance between the air inlet and the cooking bench is reduced, and the fume adsorption effect is improved. The air inlet area of one air inlet is changed through one wind shielding part, and the air inlet quantity of the other air inlet is improved, so that the use scenes with different oil smoke quantities at two sides are met. Utilize a keep out wind part to move on the collection petticoat pipe, the air inlet area of reasonable distribution and control first air intake and second air intake satisfies different service scenario, simple structure, the cost is lower.
Description
Technical Field
The utility model relates to a range hood.
Background
Chinese cooking can generate a large amount of oil smoke, and in order to keep the kitchen environment clean and the health of human bodies, the range hood has become one of the indispensable devices of modern family kitchens.
The top suction type range hood air inlet panel is far away from the cooker, and the side suction type range hood oil smoke suction effect is affected by the installation position and the type of a stove, so that the applicability is poor. And the air inlet size of the air inlet can not be adjusted according to different use scenes, such as use scenes with large oil smoke quantity difference at two sides caused by cooking at one side furnace end, quick-frying at the other side furnace end and the like, and the traditional range hood can not adjust and adapt to the cooking scenes so as to achieve better oil smoke absorbing effect. The solution of the prior art has complex structure and higher cost.
Disclosure of utility model
The utility model aims to overcome the defects of complex structure and high cost in the prior art and provides a range hood.
The utility model solves the technical problems by the following technical scheme:
The utility model provides a lampblack absorber, its characterized in that includes fan part, collection petticoat pipe and keep out the wind part, the upper portion cover of collection petticoat pipe is located outside the fan part and can follow vertical direction relatively the fan part motion, enclose into in the collection petticoat pipe and hold the chamber, first air intake and second air intake have been seted up to the lower part of collection petticoat pipe, first air intake with second air intake orientation of cooking bench and intercommunication hold chamber and external world, keep out the wind the part connect in the lower part of collection petticoat pipe and can be in collection petticoat pipe upward movement to realize keeping out the wind the part cover first air intake and/or the second air intake.
In this scheme, collection petticoat pipe can follow the vertical direction and reciprocate relative fan part, reduces the distance of air intake and top of a kitchen range, promotes the oil smoke adsorption effect. The first air inlet and the second air inlet are formed in the fume collecting hood, the air inlet area of one air inlet is changed through one wind shielding part, and the air inlet quantity of the other air inlet is improved, so that the use scenes of different oil smoke quantities at two sides are met. Utilize a keep out wind part to move on the collection petticoat pipe, the air inlet area of reasonable distribution and control first air intake and second air intake satisfies different service scenario, simple structure, the cost is lower.
Preferably, the wind shielding component is disposed in the accommodating cavity, the wind shielding component includes a driving member, a transmission member and a wind shielding plate, the transmission member is connected to the wind shielding plate, and the output end of the driving member acts on the transmission member so that the transmission member drives the wind shielding plate to move so as to shield the first air inlet or the second air inlet.
In this scheme, with the setting of keeping out the wind part in holding the intracavity to the protection keeps out the wind part, avoids the mistake to touch the mistake and bumps, improves pleasing to the eye degree, security and life. The driving piece is utilized to drive the driving piece and the wind shield to shield the first air inlet or the second air inlet, the structure is simple, and the cost is low.
Preferably, the transmission piece comprises a hinge part, a driving part and a connecting part which are sequentially connected, wherein the hinge part is hinged to the fume collecting hood, the driving part is connected to the driving part and used for driving the transmission piece to swing, and the connecting part is connected to the wind shield and drives the wind shield to shield the first air inlet or the second air inlet.
In this scheme, the articulated portion of driving medium is connected in album petticoat pipe, and the driving medium is connected in driving medium messenger driving medium swing for the deep bead shelters from first air intake or second air intake, simple structure, and the reliability is high, and the cost is lower.
Preferably, the driving member is a rotating mechanism, and the rotating mechanism drives the transmission member to swing so as to drive the wind shield to cover the first air inlet or the second air inlet.
In this scheme, the driving piece is rotary mechanism, easily obtains, and the cost is lower.
Preferably, the wind shielding component further comprises a limiting piece, the limiting piece is connected with the fume collecting hood, and the limiting piece is blocked to be abutted against the wind shielding component, so that the wind shielding component is completely covered at the first air inlet or the second air inlet.
In this scheme, through increasing the locating part, promote the shielding precision to first air intake or second air intake.
Preferably, the range hood further comprises a sensor and a controller, wherein the sensor is connected with the fume collecting hood and used for detecting the amount of fume, the sensor is electrically connected with the input end of the controller, and the output end of the controller is electrically connected with the wind shielding component and used for controlling the movement of the wind shielding component.
In this scheme, whether have the oil smoke and with signal input to the controller through setting up the sensor detection to control the opening and shutting of wind shielding part, improve degree of automation and use convenience.
Preferably, the sensor comprises a first sensor and a second sensor, wherein the first sensor is connected with the fume collecting hood and used for detecting the fume quantity at the first air inlet, and the second sensor is connected with the fume collecting hood and used for detecting the fume quantity at the second air inlet.
In this scheme, set up first sensor in order to detect the oil smoke volume of first air intake department at first air intake department, set up the second sensor in order to detect the oil smoke volume of second air intake department at second air intake department to with detection data input to the controller, through the motion of control wind shielding part, according to the different adjustment air inlet area of two air intake oil smoke volumes.
Preferably, a plurality of guide rails are arranged on the outer surface of the fan component, the extending direction of the guide rails is vertical, and the upper part of the fume collecting hood is connected with the guide rails in a sliding mode.
In this scheme, connect collection petticoat pipe and fan part through the guide rail for the motion of collection petticoat pipe is more stable controllable, improves stability and life.
Preferably, the range hood further comprises a lifting mechanism, and the driving end of the lifting mechanism is connected with the fume collecting hood and used for driving the fume collecting hood to move up and down.
In this scheme, through setting up a elevating system, the motion of control collection petticoat pipe promotes operation convenience and usability.
Preferably, the range hood further comprises a sensor and a controller, wherein the sensor is connected with the fume collecting hood and used for detecting the amount of fume, the sensor is electrically connected with the input end of the controller, and the output end of the controller is electrically connected with the lifting mechanism.
In this scheme, through sensor and controller, according to the high of oil smoke volume automatically regulated collection petticoat pipe, promote degree of automation and usability.
The utility model has the positive progress effects that: according to the utility model, the fume collecting hood moves up and down relative to the fan component along the vertical direction, the distance between the air inlet and the cooking bench is reduced, the fume adsorption effect is improved, the first air inlet and the second air inlet are formed in the fume collecting hood, the air inlet area of one air inlet is changed through one wind shielding component, and the air inlet quantity of the other air inlet is improved, so that the use scenes with different amounts of fume at two sides are met. Utilize a keep out wind part to move on the collection petticoat pipe, the air inlet area of reasonable distribution and control first air intake and second air intake satisfies different service scenario, simple structure, the cost is lower.
Drawings
Fig. 1 is a perspective view of a range hood according to a first embodiment of the present utility model.
Fig. 2 is a perspective view illustrating a lowered state of the range hood according to the first embodiment of the present utility model.
Fig. 3 is a schematic view of a lifting mechanism of a range hood according to a first embodiment of the present utility model.
Fig. 4 is a schematic diagram of a lowering state of a lifting mechanism of a range hood according to a first embodiment of the present utility model.
Fig. 5 is a schematic view of a wind shielding member of a range hood according to a first embodiment of the present utility model.
Fig. 6 is a schematic view of a wind shielding member of a range hood according to a first embodiment of the present utility model.
Fig. 7 is a schematic view of a wind shielding member of a range hood according to a second embodiment of the present utility model.
Reference numerals illustrate:
Fan component 1
Guide rail 101
Fume collecting hood 2
First air inlet 201
Second air inlet 202
Accommodating chamber 203
Wind shielding member 3
Drive 301
Transmission 302
Wind deflector 303
Limiting piece 304
Lifting mechanism 4
Lifting drive 401
Screw sleeve 402
Screw 403
First sensor 501
Second sensor 502
Detailed Description
The present utility model will now be described more fully hereinafter with reference to the accompanying drawings, in which preferred embodiments are shown.
Example 1
As shown in fig. 1 to 6, the embodiment discloses a range hood, which comprises a fan component 1, a fume collecting hood 2 and a wind shielding component 3, wherein the upper part of the fume collecting hood 2 is sleeved outside the fan component 1 and can move relative to the fan component 1 along the vertical direction, a containing cavity 203 is formed by the inner periphery of the fume collecting hood 2, a first air inlet 201 and a second air inlet 202 are formed in the lower part of the fume collecting hood 2, the first air inlet 201 and the second air inlet 202 face the direction of a cooking bench and are communicated with the containing cavity 203 and the outside, the wind shielding component 3 is connected to the lower part of the fume collecting hood 2 and can move on the fume collecting hood 2 so as to realize that the wind shielding component 3 covers the first air inlet 201 and/or the second air inlet 202.
When the range hood is not used, the fume collecting hood 2 is sleeved on the outer side of the fan component 1, and when the range hood is required to be used, the fume collecting hood 2 moves downwards relative to the fan component 1 along the vertical direction to reach a descending state, and is close to a cooking bench to reduce the distance between the first air inlet 201 and the second air inlet 202 and the cooking bench, so that the fume adsorption effect is improved. The first air inlet 201 and the second air inlet 202 are formed in the fume collecting hood 2, and according to the principle of fluid continuity, q=v×s, wherein Q is air quantity, V is flow velocity, and S is air inlet sectional area. Assuming that the total air quantity flowing through the first air inlet 201 and the second air inlet 202 is Q Total (S) , the air quantity is determined by the performance of the fan, the sum of the air quantity Q 1 entering from the first air inlet 201 and the air quantity Q 2 entering from the second air inlet 202 is equal to the total air quantity, I.e., Q Total (S) ＝Q1+Q2, when the wind shielding part 3 shields the first air inlet 201, the air inlet area S 1 of the first air inlet 201 is reduced, the air inlet area S 2 of the second air inlet 202 is unchanged, S Total (S) is reduced, V Total (S) increases with Q Total (S) unchanged, and V Total (S) ＝V1＝V2, i.e. V 1,V2, Whereas S 2 is unchanged, Q 2 is increased according to Q 2＝S2*V2, and also because Q Total (S) ＝Q1+Q2, in the case of Q Total (S) , Q 2 increases and Q 1 decreases. That is, when the wind shielding part 3 covers the first air inlet 201, the air intake of the first air inlet 201 may be reduced, the air intake of the second air inlet 202 may be increased, and the air intake of the first air inlet 201 is distributed to the second air inlet 202. If cooking is only on a single side, one side may be completely closed. The wind shielding part 3 moves on the fume collecting hood 2, the air inlet area of one air inlet is changed, the air inlet quantity of the other air inlet is improved, the air inlet areas of the first air inlet 201 and the second air inlet 202 are reasonably distributed and controlled, different use scenes are met, the structure is simple, and the cost is low.
The wind shielding component 3 is disposed in the accommodating cavity 203, the wind shielding component 3 includes a driving member 301, a driving member 302, and a wind shielding plate 303, the driving member 302 is connected to the wind shielding plate 303, and an output end of the driving member 301 acts on the driving member 302 to make the driving member 302 drive the wind shielding plate 303 to move so as to shield the first air inlet 201 or the second air inlet 202. The wind shielding component 3 is arranged in the accommodating cavity 203 to protect the wind shielding component 3, avoid false touch and false touch, and improve the attractiveness, the safety and the service life. The driving piece 301 is utilized to drive the driving piece 302 and the wind shield 303 to shield the first air inlet 201 or the second air inlet 202, so that the structure is simple, and the cost is low. Preferably, the wind guard 303 is detachably connected to the transmission member 302, the transmission member 302 is detachably connected to the fume collecting hood 2, and the driving member 301 is detachably connected to the fume collecting hood 2, so that the later maintenance and replacement are facilitated, the service life is prolonged, and the use cost is reduced. The wind deflector 303 is preferably a fire-resistant and high temperature-resistant material to improve service life and safety.
In this embodiment, the driving member 301 is an electric push rod, the driving member 302 includes a hinge portion, a driving portion and a connecting portion, which are sequentially connected, the hinge portion is hinged to the smoke collecting hood 2, the hinge portion is connected to the vertical line direction of the central connecting line of the first air inlet 201 and the second air inlet 202, the output end of the driving member 301 is connected to the driving portion, and the connecting portion of the driving member 302 is connected to the wind guard 303. The output end of the driving member 301 moves and acts on the driving portion of the driving member 302 to drive the driving member 302 to move in the same direction, and the wind shield 303 swings around the hinge portion to cover the first air inlet 201 and the second air inlet 202 respectively, so as to adjust the air inlet area of the first air inlet 201 and the air inlet area of the second air inlet 202. Simple structure, high reliability and low cost.
In order to improve the shielding accuracy of the first air inlet 201 or the second air inlet 202, the wind shielding component 3 further comprises a limiting piece 304, the limiting piece 304 is connected to the fume collecting hood 2 and symmetrically arranged on two sides of a perpendicular bisector of a central line between the first air inlet 201 and the second air inlet 202, when the wind shielding plate 303 completely covers the first air inlet 201 or the second air inlet 202, the limiting piece 304 is blocked against the transmission piece 302 to limit the continuous rotation of the wind shielding plate 303, so that the wind shielding component 3 completely covers the first air inlet 201 or the second air inlet 202.
The range hood further comprises a lifting mechanism 4, the lifting mechanism 4 is vertically arranged in the accommodating cavity 203, the extending direction of the lifting mechanism 4 is coincident with the central line of the rear wall surface of the accommodating cavity 203, the lifting mechanism 4 comprises a lifting driving piece 401, a screw rod 403 and a screw rod sleeve 402, the lifting driving piece 401 and the screw rod 403 are connected to the fan component 1, the screw rod sleeve 402 is connected to the fume collecting hood 2, the lifting driving piece 401 is connected to the screw rod 403 and drives the screw rod 403 to rotate so as to drive the screw rod sleeve 402 to move, and the screw rod sleeve 402 drives the fume collecting hood 2 to move up and down along the vertical direction so as to be close to or far away from the cooking bench. By arranging the lifting mechanism 4, the movement of the fume collecting hood 2 is controlled, the operation convenience and usability are improved, preferably, the lifting mechanism 4 is arranged at the center line position of the rear wall surface of the accommodating cavity 203, the fume collecting hood 2 can stably move relative to the fan component 1 by using the lifting mechanism 4, and the stress of the fume collecting hood 2 is uniform at the middle position. The outer surface of the fan component 1 is provided with a plurality of guide rails 101, the extending direction of the plurality of guide rails 101 is vertical, and the upper part of the fume collecting hood 2 is connected with the plurality of guide rails 101 in a sliding mode. The fume collecting hood 2 and the fan component 1 are connected through the guide rail 101, so that the movement of the fume collecting hood 2 is more stable and controllable, and the stability and the service life are improved.
In order to improve the degree of automation and the operation convenience of lampblack absorber, the lampblack absorber still includes sensor and controller, and the sensor is connected in collection petticoat pipe 2 and is used for detecting the oil smoke volume, and the sensor includes first sensor 501 and second sensor 502, and first sensor 501 is connected in collection petticoat pipe 2 and is used for detecting the oil smoke volume of first air intake 201 department, and second sensor 502 is connected in collection petticoat pipe 2 and is used for detecting the oil smoke volume of second air intake 202 department. The sensor is electrically connected to the input end of the controller, the output end of the controller is electrically connected to the wind shielding component 3 and used for controlling the movement of the wind shielding component 3, and the output end of the controller is also electrically connected to the lifting mechanism 4 to control the lifting of the fume collecting hood 2.
In the use, when the sensor detects the oil smoke, with signal transmission to the controller, through with the controller in predetermine the data contrast after, controller output control signal to elevating system 4 to make lift driver 401 work, make collection petticoat pipe 2 move down near the top of a kitchen range, promote oil smoke absorption effect, the controller simultaneously output control signal to windshield part 3, so that windshield 303 rotates to the intermediate position, first air intake 201 and second air intake 202 are opened. The values detected by the first sensor 501 and the second sensor 502 are transmitted to the controller, and when the difference between the oil smoke amounts detected by the first sensor 501 and the second sensor 502 is larger than the preset value in the controller, the controller outputs a control signal to the wind shielding component 3 to drive the wind shielding plate 303 to change the air inlet area of the first air inlet 201 or the second air inlet 202 according to the setting, so that the use scenes of different oil smoke amounts at two sides of the cooking bench are satisfied. Preferably, the sensor is detachably connected to the fume collecting hood 2, so that later maintenance and replacement are facilitated, the use cost is reduced, and the service life is prolonged.
Example 2
As shown in fig. 7, the same parts of the range hood in the second embodiment as those in the first embodiment will not be repeated, and only the differences will be described. In the second embodiment, the driving member 301 is a rotating motor, the output end of the rotating motor is connected to the driving member 302, the axial direction of the output end of the rotating motor is perpendicular to the extending direction of the driving member 302, the driving member 302 rotates around the connection between the output end of the rotating motor and the driving member 302, the other end of the driving member 302 is connected to the wind shield 303, and the output end of the rotating motor rotates to drive the driving member 302 to rotate, so as to drive the wind shield 303 to cover the first air inlet 201 or the second air inlet 202. The rotary motor is used as the driving member 301, which is easy to obtain and has low cost.
While specific embodiments of the utility model have been described above, it will be appreciated by those skilled in the art that this is by way of example only, and the scope of the utility model is defined by the appended claims. Various changes and modifications to these embodiments may be made by those skilled in the art without departing from the principles and spirit of the utility model, but such changes and modifications fall within the scope of the utility model.
Claims (10)
1. The utility model provides a lampblack absorber, its characterized in that includes fan part, collection petticoat pipe and keep out the wind part, the upper portion cover of collection petticoat pipe is located outside the fan part and can follow vertical direction relatively the fan part motion, enclose into in the collection petticoat pipe and hold the chamber, first air intake and second air intake have been seted up to the lower part of collection petticoat pipe, first air intake with second air intake orientation of cooking bench and intercommunication hold chamber and external world, keep out the wind the part connect in the lower part of collection petticoat pipe and can keep out the wind the petticoat pipe and move, in order to realize that keep out the wind the part covers first air intake and/or second air intake.
2. The range hood of claim 1, wherein the wind shielding component is disposed in the accommodating cavity, the wind shielding component comprises a driving member, a transmission member and a wind shielding plate, the transmission member is connected to the wind shielding plate, and the output end of the driving member acts on the transmission member to enable the transmission member to drive the wind shielding plate to move so as to shield the first air inlet or the second air inlet.
3. The range hood of claim 2, wherein the transmission member comprises a hinge portion, a driving portion and a connecting portion which are sequentially connected, the hinge portion is hinged to the fume collecting hood, the driving member is connected to the driving portion and is used for driving the transmission member to swing, and the connecting portion is connected to the wind shield and drives the wind shield to shield the first air inlet or the second air inlet.
4. The range hood of claim 2, wherein the driving member is a rotating mechanism, and the rotating mechanism drives the driving member to swing so as to drive the wind shield to cover the first air inlet or the second air inlet.
5. The range hood of claim 1, wherein the wind shield member further comprises a stop member coupled to the fume collection hood, the stop member blocking against the wind shield member to achieve complete coverage of the wind shield member from the first air inlet or the second air inlet.
6. The range hood of claim 1 further comprising a sensor coupled to the hood for detecting an amount of soot and a controller, the sensor being electrically coupled to an input of the controller, an output of the controller being electrically coupled to the windshield and for controlling movement of the windshield.
7. The range hood of claim 6, wherein the sensor comprises a first sensor coupled to the hood for detecting an amount of smoke at the first air inlet and a second sensor coupled to the hood for detecting an amount of smoke at the second air inlet.
8. The range hood of claim 1, wherein the outer surface of the fan member is provided with a plurality of guide rails, the plurality of guide rails extend in a vertical direction, and the upper portion of the fume collecting hood is slidably connected to the plurality of guide rails.
9. The range hood of claim 1, further comprising a lift mechanism, wherein the drive end of the lift mechanism is coupled to the fume collection hood and is configured to drive the fume collection hood to move up and down.
10. The range hood of claim 9 further comprising a sensor and a controller, the sensor being coupled to the fume collection hood and configured to detect the amount of fume, the sensor being electrically coupled to an input of the controller, an output of the controller being electrically coupled to the lift mechanism.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322932866.3U CN221197507U (en) | 2023-10-31 | 2023-10-31 | Fume exhaust fan |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322932866.3U CN221197507U (en) | 2023-10-31 | 2023-10-31 | Fume exhaust fan |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN221197507U true CN221197507U (en) | 2024-06-21 |
Family
ID=91527897
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202322932866.3U Active CN221197507U (en) | 2023-10-31 | 2023-10-31 | Fume exhaust fan |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN221197507U (en) |
-
2023
- 2023-10-31 CN CN202322932866.3U patent/CN221197507U/en active Active
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