CN217844045U

CN217844045U - Fume exhaust fan

Info

Publication number: CN217844045U
Application number: CN202222052361.3U
Authority: CN
Inventors: 任富佳; 钟晨谊; 余国成; 郁明跃
Original assignee: Hangzhou Robam Appliances Co Ltd
Current assignee: Hangzhou Robam Appliances Co Ltd
Priority date: 2022-08-04
Filing date: 2022-08-04
Publication date: 2022-11-18
Anticipated expiration: 2032-08-04

Abstract

The utility model provides a range hood, which relates to the technical field of kitchen appliances, and comprises a smoke collecting hood, an oil cup connected with the smoke collecting hood, a cleaning mechanism and a liquid level detection mechanism, wherein the bottom surface of the oil cup is provided with an openable oil drain hole; the liquid level detection mechanism is used for detecting the liquid level of oil stains in the oil cup; the cleaning mechanism comprises a cleaning part and a driving mechanism, the cleaning part is positioned in the oil cup, and the driving mechanism is used for driving the cleaning part to move relative to the oil cup so as to push the oil stains in the oil cup to the oil discharge hole. The liquid level detection mechanism can realize the purpose of monitoring the oil stain in the oil cup in real time, and avoid the oil stain in the oil cup from being too much and not being perceived by a user. When the oil stain in the oil cup is too much and needs to be cleaned, the oil discharge hole can be opened, and then the cleaning part of the cleaning mechanism is used for repeatedly moving in the oil cup, so that the oil stain in the oil cup is pushed to the oil discharge hole, the effect of emptying the oil stain in the oil cup is achieved, the process of cleaning the oil cup does not need to disassemble the oil cup, and the cleaning method is simple.

Description

Fume exhaustor

Technical Field

The utility model belongs to the technical field of the kitchen appliance technique and specifically relates to a lampblack absorber is related to.

Background

After the range hood is used for a period of time, the oil is excessively accumulated in the oil cup, a user can hardly perceive the liquid level condition in the oil cup, and it is unclear when the oil accumulated in the oil cup is cleaned.

Moreover, when a user cleans the oil cup, the oil cup needs to be detached to clean oil stains and then installed back, which is very inconvenient.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a lampblack absorber to the oil cup that alleviates current lampblack absorber is difficult for discovering and the oil cup dismantles the trouble technical problem of washing after full oil.

The embodiment of the utility model provides a pair of range hood, include: the oil cup is provided with an oil drainage hole which can be opened and closed;

the liquid level detection mechanism is used for detecting the liquid level of oil stains in the oil cup;

the cleaning mechanism comprises a cleaning part and a driving mechanism, the cleaning part is positioned in the oil cup, and the driving mechanism is used for driving the cleaning part to move relative to the oil cup so as to push the oil stain in the oil cup to the oil discharge hole.

Furthermore, the driving mechanism comprises a driving unit and a transmission structure, the cleaning part is connected to the transmission structure, and the driving unit is used for driving the transmission structure to move along the left-right direction.

Further, the driving unit comprises a motor, the transmission structure comprises a gear and a rack, the cleaning part is connected to two ends of the rack, the gear is connected with an output shaft of the motor, the rack is meshed with the gear, and the rack can move in the left-right direction under the driving of the motor.

Furthermore, both ends all are provided with the oil drain hole about the oil cup, clean mechanism is located between two oil drain holes, both ends all are provided with clean portion about actuating mechanism.

Furthermore, the number of the racks is two, the two racks are arranged in parallel and at intervals, and the gear is positioned between the two racks and is respectively meshed with the two racks;

the left end of one of the racks is provided with a cleaning part, and the right end of the other rack is provided with a cleaning part.

Further, the fume collecting hood comprises a bottom plate, wherein a avoiding hole is formed in the bottom plate and is positioned above the oil cup;

the liquid level detection mechanism is connected on the bottom plate, and the liquid level detection mechanism passes through the liquid level of dodging hole detection oil cup.

Further, the upper surface of bottom plate is provided with the gasket, the gasket centers on around dodge the hole, liquid level detection mechanism connects the gasket top, the gasket is used for blockking the greasy dirt of bottom plate upper surface and enters into dodge downtheholely.

Furthermore, the gasket is formed by bending the opening flanging of the avoiding hole.

Further, the range hood comprises an input device, the input device is connected with the liquid level detection mechanism, and the input device is used for modifying the expected value;

and/or, the lampblack absorber includes the alarm, the alarm is connected with liquid level detection mechanism, the alarm is used for liquid level detection mechanism sends alarm signal when detecting the liquid level in the oil cup and reaching the expectation value.

Furthermore, an oil leakage hole communicated with the upper surface and the lower surface is formed in a bottom plate of the smoke collecting hood and is positioned above the oil cup;

and/or the front wall of the cleaning part is attached to the front inner side wall of the oil cup, the rear wall of the cleaning part is attached to the rear inner side wall of the oil cup, and the bottom surface of the cleaning part is attached to the bottom inner wall of the oil cup;

and/or the movement path of the cleaning part passes through the oil discharge hole;

and/or, the lampblack absorber includes the closing cap, the closing cap is used for closing the oil drain hole.

And/or a guide piece is arranged in the oil cup, the cleaning part is connected with the guide piece, and the guide piece is used for guiding the cleaning part to move along a desired path.

The embodiment of the utility model provides a range hood, which comprises a smoke collecting hood, an oil cup connected with the smoke collecting hood, a cleaning mechanism and a liquid level detection mechanism, wherein the bottom surface of the oil cup is provided with an openable oil drainage hole; the liquid level detection mechanism is used for detecting the liquid level of oil stains in the oil cup; the cleaning mechanism comprises a cleaning part and a driving mechanism, the cleaning part is positioned in the oil cup, and the driving mechanism is used for driving the cleaning part to move relative to the oil cup so as to push the oil stain in the oil cup to the oil discharge hole. The liquid level detection mechanism can realize the purpose of monitoring the oil stain in the oil cup in real time, and avoid the oil stain in the oil cup from being too much and not being perceived by a user. When the oil stain in the oil cup is too much and needs to be cleaned, the oil discharge hole can be opened, and then the cleaning part of the cleaning mechanism is used for repeatedly moving in the oil cup, so that the oil stain in the oil cup is pushed to the oil discharge hole, the effect of emptying the oil stain in the oil cup is achieved, the process of cleaning the oil cup does not need to disassemble the oil cup, and the cleaning method is simple.

Drawings

In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the embodiments or the prior art descriptions will be briefly described below, it is obvious that the drawings in the following descriptions are some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to the drawings without creative efforts.

Fig. 1 is a schematic view of a range hood provided by an embodiment of the present invention;

fig. 2 is a schematic diagram of the internal structure of the range hood provided by the embodiment of the present invention in the rear view direction;

FIG. 3 is an assembly view of a liquid level detection mechanism of a range hood provided by the embodiment of the present invention;

fig. 4 is an assembly view of a cleaning mechanism of a range hood provided by the embodiment of the present invention;

fig. 5 is a cross-sectional view of a cleaning mechanism of a range hood provided by the embodiment of the present invention;

fig. 6 is a schematic view of an internal structure of an oil cup of the range hood provided by the embodiment of the present invention;

fig. 7 is a top view of the oil cup of the range hood provided by the embodiment of the utility model.

Icon: 1-a liquid level detection mechanism; 2-a liquid level detection mechanism fixing box; 3-a bottom plate; 4-avoiding holes; 5-a gasket;

6-a display screen; 7-a motor; 8-gear; 9-a chute; 10-a rack; 11-a cleaning section; 12-oil drain hole; 13-sealing the cover; 14-a motor fixing bracket; 15-oil leakage holes; 16-sinking a tank; 17-a through hole; 18-flanging; 19-oil cup; 20-limiting piece.

Detailed Description

The technical solution of the present invention will be described clearly and completely with reference to the following embodiments, and it should be understood that the described embodiments are some, but not all embodiments of the present invention. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative efforts all belong to the protection scope of the present invention.

As shown in fig. 1-7, the embodiment of the present invention provides a range hood, which comprises a smoke collecting hood, and an oil cup 19, a cleaning mechanism and a liquid level detection mechanism 1 connected to the smoke collecting hood.

The oil cup 19 may be elongated and extend in a left-right direction, where the "left-right direction" herein refers to a left-right direction when the user faces the range hood.

As shown in fig. 1, an openable and closable oil drain hole 12 is provided in the bottom surface of the oil cup 19, and oil dirt is discharged from the oil cup 19 through the opened oil drain hole 12. Specifically, the oil cup 19 may be connected with the sealing cover 13, the sealing cover 13 may be taken off from the oil cup 19, and the sealing cover 13 may be connected with the oil cup 19 by a screw thread or may be connected by a plug-in manner. The cover 13 can also be connected with the oil cup 19 through a connecting arm, so that the cover 13 is prevented from being lost after being removed from the oil discharge hole 12, and the cover 13 is used for closing the oil discharge hole 12.

The liquid level detection mechanism 1 is used for detecting the liquid level of oil stains in the oil cup 19; the cleaning mechanism comprises a cleaning part 11 and a driving mechanism, the cleaning part 11 is located in the oil cup 19, and the driving mechanism is used for driving the cleaning part 11 to move relative to the oil cup 19, so that the oil stains in the oil cup 19 are pushed to the oil discharge hole 12. The liquid level detection mechanism 1 can realize the purpose of monitoring the oil stain in the oil cup 19 in real time, and avoid the oil stain in the oil cup 19 from being too much to be perceived by a user. When the oil cup 19 has too much oil stain and needs to be cleaned, the oil discharge hole 12 can be opened, and then the cleaning part 11 of the cleaning mechanism is used for repeatedly moving in the oil cup 19, so that the oil stain in the oil cup 19 is pushed to the oil discharge hole 12 to achieve the effect of emptying the oil stain in the oil cup 19, the oil cup 19 does not need to be detached in the process of cleaning the oil cup 19, and the cleaning method is simple.

The driving mechanism may include a driving unit and a transmission structure, the cleaning part 11 is connected to the transmission structure, and the driving unit is configured to drive the transmission structure to move in the left-right direction.

As shown in fig. 7, the long oil cup 19 provides a moving space in the left-right direction, and the cleaning portion 11 repeatedly moves in the left-right direction, so that the oil stains can be pushed to flow to the oil drain hole 12 for many times, and the oil drain rate is improved.

As shown in fig. 4, the driving unit includes a motor 7, the transmission structure includes a gear 8 and a rack 10, the cleaning part 11 is connected to both ends of the rack 10, the gear 8 is connected to an output shaft of the motor 7, the rack 10 is engaged with the gear 8, and the rack 10 can move in the left-right direction under the driving of the motor 7.

The motor 7 can be connected with the bottom plate 3 of the smoke collecting hood through the motor fixing support 14, and the motor 7 is hung on the motor fixing support 14 in a mode that an output shaft faces. Specifically, motor fixed bolster 14 can weld on the upper surface of the bottom plate 3 of collection petticoat pipe, including a plurality of supporting legs and an annular tray of being connected with the supporting leg, has the hangers on the motor 7, and motor 7 cover is in annular tray, and hangers and annular tray butt to make motor 7 hang on annular tray, all be provided with the screw fixed orifices on hangers and the annular tray, utilize the screw to lock hangers and annular tray fixed. The through hole 17 for the output shaft of the motor 7 to pass through is arranged on the bottom plate 3 of the smoke collecting hood, and the cylindrical flanging 18 which is turned upwards and is vertical to the bottom plate 3 is arranged at the edge of the through hole 17, so that oil stains on the bottom plate 3 are prevented from flowing down from the through hole 17. The gear 8 is located below the bottom plate 3 of the smoke collecting hood, the length direction of the rack 10 is arranged along the left-right direction, and after the gear 8 rotates, the rack 10 moves in the left-right direction.

The quantity of the oil drain hole 12 on the bottom surface of the oil cup 19 can be two, two oil drain holes 12 are arranged at intervals along the left and right directions, the driving mechanism drives the cleaning part 11 to move repeatedly in the left and right directions, oil stains can be pushed to the left side and the right side of the oil cup 19, the oil stains are discharged from the two sewage discharge holes, and the discharge efficiency is higher.

As shown in fig. 7, in the present embodiment, the number of the racks 10 may be two, two racks 10 are arranged in parallel and spaced apart in the front-rear direction, the tooth surfaces of the two racks 10 face each other, and the gear 8 is located between the two racks 10 and respectively engaged with the two racks 10. The left end of one of the racks 10 is provided with a cleaning part 11, and the right end of the other rack 10 is provided with a cleaning part 11. After the motor 7 is started, the gear 8 rotates, the front and the rear racks 10 move towards the left end and the right end respectively, and the distance between the two cleaning parts 11 gradually increases or gradually decreases. When the distance between two cleaning portions 11 gradually increases, the oil stains on two sides of the cleaning mechanism can be respectively pushed to two oil discharge holes 12, so that the oil discharge speed is accelerated.

As shown in fig. 3, the smoke collecting hood includes a bottom plate 3, a relief hole 4 is formed in the bottom plate 3, and the relief hole 4 is located above the oil cup 19; the liquid level detection mechanism 1 is connected on the bottom plate 3, and the liquid level detection mechanism 1 detects the liquid level of the oil cup 19 through the avoidance hole 4.

The lampblack absorber includes liquid level detection mechanism fixed box 2, and liquid level detection mechanism fixed box 2 side has the hangers, and liquid level detection mechanism fixed box 2 can partly pass and dodge hole 4, and the hangers butt on the fixed box 2 lateral walls of liquid level detection mechanism is on bottom plate 3 to make liquid level detection mechanism fixed box 2 hang and dodge hole 4 department, liquid level detection mechanism 1 installs in liquid level detection mechanism fixed box 2. And the lugs are connected with the bottom plate 3 through screws.

The upper surface of bottom plate 3 can be provided with gasket 5, gasket 5 centers on around dodge hole 4, liquid level detection mechanism 1 is connected 5 tops of gasket, gasket 5 lift certain height (gasket 5 thickness) with liquid level detection mechanism fixed box 2 to avoid the greasy dirt of 3 upper surfaces of bottom plate to enter into dodging in the hole 4, if the greasy dirt is left from dodging hole 4, will pollute liquid level detection mechanism 1. Furthermore, the gasket 5 can be formed by bending the opening flanging 18 of the avoiding hole 4, and when the avoiding hole 4 is formed, the flanging treatment can be performed by using the material of the original bottom plate 3 to form the gasket 5, so that the raw material can be saved, and the cost can be reduced.

The bottom plate 3 of collection petticoat pipe is last to be provided with the oil leak hole 15 of surface about the intercommunication, oil leak hole 15 is located the top of oil cup 19 for the greasy dirt on the discharge collection petticoat pipe bottom plate 3 to, can set up undercut heavy groove 16 at the upper surface of bottom plate 3, play the effect of assembling the greasy dirt, then set up oil leak hole 15 in heavy groove 16, will sink the greasy dirt evacuation in the groove 16.

The range hood can be provided with a display screen 6, the height of the liquid level of accumulated oil in the oil cup 19 is increased along with the increase of the service time of the oil cup 19, the liquid level detection mechanism 1 can also collect the height information of the liquid level in real time and feed the height information back to a control center of the range hood, and the control center transmits the height information of the liquid level to the touch screen, so that the real-time feedback of the height information of the liquid level of the oil cup 19 is realized.

The lampblack absorber includes the input device, and the input device can be touch display screen 6, gives consideration to the function of demonstration and information entry, the input device is connected with liquid level detection mechanism 1, the input device is used for revising the expectation.

The user can set an expected value of the liquid level, when the liquid level of the oil accumulated in the oil cup 19 reaches the expected value, the liquid level detection mechanism 1 transmits information to the control center, the control center judges that the liquid level in the oil cup 19 reaches the standard that the user expects to clean and needs to clean, meanwhile, display information is sent to the display screen 6, and the display screen 6 displays cleaning reminding of the oil cup 19 and reminds the user that the oil cup 19 needs to clean.

The touch screen can also be connected with the cleaning mechanism, and the cleaning mechanism is controlled through the touch screen.

The lampblack absorber includes the alarm, the alarm is connected with liquid level detection mechanism 1, the alarm is used for liquid level detection mechanism 1 detects and sends alarm signal when the liquid level in the oil cup 19 reaches the expectation value.

The alarm can be a loudspeaker or a light source or a display screen 6, the alarm signal can be a voice prompt phrase sent by the loudspeaker, can also be a stroboscopic signal sent by the light source, and can also be an image or character prompt message sent by the display screen 6.

As shown in fig. 6, the front wall of the cleaning part 11 may be attached to the front inner sidewall of the oil cup 19, the rear wall of the cleaning part 11 may be attached to the rear inner sidewall of the oil cup 19, and the bottom surface of the cleaning part 11 may be attached to the bottom inner sidewall of the oil cup 19.

Specifically, the cross section of the cleaning part 11 can be formed in a manner that the shape of the cross section of the inner wall of the oil cup 19 is consistent, the cleaning part 11 is tightly attached to the front bottom surface and the rear bottom surface of the oil cup 19, and the surfaces can be wiped in the movement process, so that the cleaned oil cup 19 is cleaner.

The movement path of the cleaning part 11 passes through the oil discharge hole 12, and when the cleaning part 11 passes through the oil discharge hole 12, oil stains gathered near the oil discharge hole 12 can be scraped, so that the oil discharge hole 12 is prevented from being blocked.

As shown in fig. 6, a guide member is arranged in the oil cup 19, specifically, the guide member may be a limiting piece 20 extending in the left-right direction, a limiting groove slidably inserted into the limiting piece 20 is arranged on the cleaning portion 11, and the cleaning portion 11 slides in the left-right direction in the matching direction of the limiting groove and the limiting piece 20, so as to prevent the cleaning portion 11 from deviating from the preset path.

The inner wall of the oil cup 19 is provided with a sliding groove 9 extending along the left-right direction, the rack 10 is connected in the sliding groove 9 in a sliding mode, and the sliding groove 9 plays a limiting role in limiting the rack 10. Preferably, one of the groove walls of the sliding groove 9 may form a stopper piece 20.

Finally, it should be noted that: the above embodiments are only used to illustrate the technical solution of the present invention, and not to limit the same; although the present invention has been described in detail with reference to the foregoing embodiments, it should be understood by those skilled in the art that: the technical solutions described in the foregoing embodiments may still be modified, or some or all of the technical features may be equivalently replaced; such modifications and substitutions do not depart from the spirit and scope of the present invention.

Claims

1. A range hood, comprising: the oil level detection device comprises a smoke collecting hood, an oil cup (19) connected with the smoke collecting hood, a cleaning mechanism and a liquid level detection mechanism (1), wherein an openable oil drainage hole (12) is formed in the bottom surface of the oil cup (19);

the liquid level detection mechanism (1) is used for detecting the liquid level of oil stains in the oil cup (19);

the cleaning mechanism comprises a cleaning part (11) and a driving mechanism, the cleaning part (11) is positioned in the oil cup (19), and the driving mechanism is used for driving the cleaning part (11) to move relative to the oil cup (19) so that oil stains in the oil cup (19) are pushed to the oil discharge hole (12).

2. A range hood as set forth in claim 1, wherein said driving mechanism comprises a driving unit and a transmission structure, said cleaning part (11) is connected to said transmission structure, said driving unit is adapted to drive said transmission structure to move in a left-right direction.

3. A range hood according to claim 2, characterized in that the driving unit comprises a motor (7), the transmission structure comprises a gear (8) and a rack (10), the cleaning part (11) is connected to both ends of the rack (10), the gear (8) is connected to the output shaft of the motor (7), the rack (10) is engaged with the gear (8), and the rack (10) can move in the left-right direction under the driving of the motor (7).

4. A range hood according to claim 3, characterized in that the left and right ends of the oil cup (19) are provided with oil discharge holes (12), the cleaning mechanism is located between the two oil discharge holes (12), and the left and right ends of the driving mechanism are provided with cleaning parts (11).

5. A range hood as claimed in claim 4, characterized in that the number of the racks (10) is two, the two racks (10) are arranged in parallel and at intervals, and the gear (8) is located between the two racks (10) and respectively meshed with the two racks (10);

the left end of one rack (10) is provided with a cleaning part (11), and the right end of the other rack (10) is provided with a cleaning part (11).

6. A range hood as claimed in claim 1, characterized in that the fume collecting hood comprises a bottom plate (3), the bottom plate (3) is provided with a relief hole (4), the relief hole (4) is located above the oil cup (19);

the liquid level detection mechanism (1) is connected to the bottom plate (3), and the liquid level detection mechanism (1) detects the liquid level of the oil cup (19) through the avoiding hole (4).

7. A range hood according to claim 6, characterized in that the upper surface of the bottom plate (3) is provided with a gasket (5), the gasket (5) surrounds the avoiding hole (4), the liquid level detection mechanism (1) is connected above the gasket (5), and the gasket (5) is used for blocking oil stains on the upper surface of the bottom plate (3) from entering the avoiding hole (4).

8. A kitchen ventilator according to claim 7, characterised in that the gasket (5) is formed by bending an opening flange (18) of the relief hole (4).

9. A fume exhauster according to any one of claims 1 to 8, characterized in that it comprises an input connected to the level detection mechanism (1) for modifying the desired value;

and/or, the lampblack absorber includes the alarm, the alarm is connected with liquid level detection mechanism (1), the alarm is used for liquid level detection mechanism (1) sends alarm signal when detecting the liquid level in oil cup (19) and reaching the expectation value.

10. A range hood as claimed in any one of claims 1 to 8, characterized in that an oil leakage hole (15) communicating the upper and lower surfaces is arranged on the bottom plate (3) of the fume collecting hood, the oil leakage hole (15) is positioned above the oil cup (19);

and/or the front wall of the cleaning part (11) is attached to the front inner side wall of the oil cup (19), the rear wall of the cleaning part (11) is attached to the rear inner side wall of the oil cup (19), and the bottom surface of the cleaning part (11) is attached to the bottom inner wall of the oil cup (19);

and/or the movement path of the cleaning part (11) passes through the oil discharge hole (12);

and/or, the range hood comprises a cover (13), the cover (13) is used for closing the oil discharge hole (12);

and/or a guide piece is arranged in the oil cup (19), the cleaning part (11) is connected with the guide piece, and the guide piece is used for guiding the cleaning part (11) to move along a desired path.