CN217004564U - Cleaning device and cooking utensil applying same - Google Patents

Abstract

The utility model discloses a cleaning device and a cooking utensil using the same, wherein the cleaning device comprises a nozzle, a cleaning water outlet pipe for supplying cleaning water to the nozzle and a cleaning agent supply pipe for supplying cleaning agent to the nozzle, the nozzle comprises a spray head for spraying cleaning medium, and the cleaning device is characterized in that: and a first channel communicated with the cleaning water outlet pipe in a fluid mode and a second channel communicated with the cleaning agent supply pipe in a fluid mode are formed in the nozzle, and the water and the cleaning agent are mixed in the spray head and sprayed out. Compared with the prior art, the utility model has the advantages that: the water and the cleaning agent are separately supplied to the nozzle, so that the cleaning agent is prevented from influencing the water supply device, and the service life is prolonged.

Description

Cleaning device and cooking utensil applying same

Technical Field

The utility model relates to a cleaning device, in particular to a cleaning device, and a cooking appliance applying the cleaning device.

Background

The integrated kitchen range is a kitchen appliance integrating multiple functions of a range hood, a gas stove, a disinfection cabinet, a storage cabinet and the like, and has the advantages of space saving, good oil fume extraction effect, energy saving, low consumption, environmental protection and the like. In the use, a large amount of greasy dirt is gathered on the fan of oil absorption cigarette module, and these greasy dirt easily cause jam, load increase etc. influence the result of use of integrated kitchen.

For this reason, some integrated cookers with a self-cleaning function have been known. With the continuous progress of self-cleaning technology, steam cleaning or water cleaning is widely applied to the field of self-cleaning of range hoods, and the basic principle is that a steam generator generates steam or water is pumped by a water pump to be conveyed to a nozzle at the tail end of a spray pipe, and the steam or water is quickly sprayed out from the nozzle to flush an impeller and a volute for cleaning.

An integrated kitchen with self-cleaning function that chinese patent application No. 201710716595.4 discloses, including the kitchen body, install impeller and air duct system in the inner chamber of the kitchen body, the impeller is connected by motor drive, self-cleaning mechanism includes integrative water tank, integrative water tank passes through aqueduct and connects the water pump, water pump intercommunication water supply heating box, water supply heating box passes through defeated water piping connection shower nozzle subassembly, the shower nozzle subassembly includes the shower nozzle main part, the shower nozzle that sets up in the shower nozzle main part is used for communicateing the raceway is responsible for, open a plurality of orifices on the shower nozzle is responsible for, set up the nozzle on the orifice, the water jet is seted up to the front end of nozzle.

Above-mentioned this kind of current integrated kitchen, can mix into the cleaner in its wiper mechanism's the water box, and the kind of cleaner is more, if the user uses the cleaner that basicity is stronger probably to cause the influence to the life-span of water pump.

SUMMERY OF THE UTILITY MODEL

The first technical problem to be solved by the present invention is to provide a cleaning device to prolong the service life of the water supply device, aiming at the defects of the prior art.

The second technical problem to be solved by the utility model is to provide a cooking appliance with the cleaning device.

The technical scheme adopted by the utility model for solving the first technical problem is as follows: a cleaning device comprises a nozzle, a cleaning water outlet pipe for supplying cleaning water to the nozzle, and a cleaning agent supply pipe for supplying cleaning agent to the nozzle, wherein the nozzle comprises a spray head for spraying cleaning medium, and the cleaning device is characterized in that: and a first channel communicated with the cleaning water outlet pipe in a fluid mode and a second channel communicated with the cleaning agent supply pipe in a fluid mode are formed in the nozzle, and the water and the cleaning agent are mixed in the spray head and sprayed out.

Preferably, in order to facilitate the suction of the cleaning agent by using the negative pressure generated by the water jet, the first channel and the second channel are arranged in parallel, the nozzle is provided with a first nozzle hole on a wall surface forming the first channel, the first nozzle hole extends into the second channel and is communicated with the second channel in a fluid manner, the nozzle is provided with a second nozzle hole on a wall surface forming the second channel, the first nozzle hole and the second nozzle hole are oppositely arranged, the spray head is arranged on one side of the second channel far away from the first channel, and the second nozzle hole extends into the spray head and penetrates through the spray head.

Preferably, in order to improve the cleaning effect, the second channel is communicated with the outside atmosphere fluid by utilizing cavitation to improve the stripping capability of the oil stain.

Preferably, in order to generate the cavitation effect after the cleaning agent fully acts, the cleaning device further comprises a first box body used for storing water, a second box body used for storing the cleaning agent and a water pump used for pumping the water in the first box body into the cleaning water outlet pipe, the cleaning agent supply pipe is connected between the second box body and the second channel, and the second box body is communicated with the outside atmosphere.

In order to facilitate the arrangement of the first tank and the second tank, the cleaning device further includes a third tank, the first tank and the second tank are disposed in the third tank, and the second tank extends to a wall surface of the third tank and is opened at the position to form a filling opening.

In order to avoid the cleaner to remain in the second box, the bottom surface of second box is kept away from the direction downward sloping extension gradually of filling opening in to the third box by the filling opening.

Preferably, in order to expand the cleaning range and realize comprehensive cleaning, the first channel and the second channel are both in a strip shape, the cleaning water outlet pipe is arranged at one end of the first channel in the length direction, the cleaning agent supply pipe is arranged at one end of the second channel in the length direction, the first spray hole, the second spray hole and the spray head are respectively provided with at least two spray holes, the first spray holes are arranged along the length direction of the first channel at intervals, and the second spray holes and the spray head are arranged along the length direction of the second channel at intervals.

In order to facilitate the negative pressure generated in the second channel to suck the cleaning agent, the first spray hole and the second spray hole are cylindrical holes, and the diameter of the second spray hole is larger than that of the first spray hole.

In order to control the supply of water and cleaning agent and make the cleaning agent and the surface of the object to be cleaned fully act, a first electromagnetic valve is arranged on the cleaning water outlet pipe, and a second electromagnetic valve is arranged on the cleaning agent supply pipe.

The technical scheme adopted by the utility model for solving the second technical problem is as follows: a cooking utensil, includes the range hood module, its characterized in that: the cleaning device is applied and used for cleaning the interior of the oil fume suction module.

Preferably, the range hood module comprises a fan system, and the nozzle extends into the fan system to clean the fan system.

Preferably, in order to fix the nozzle, the fan system comprises a volute and an impeller arranged in the volute, the nozzle is positioned inside the impeller, and the cleaning device further comprises a nozzle support arranged on the volute and used for supporting the nozzle.

Preferably, in order to diversify functions of the cooking appliance and simplify the structure, the cooking appliance further comprises a cooking module, the cooking module comprises an inner container and a steam generator arranged on the inner side of the inner container, and the steam generator and the cleaning water outlet pipe are connected to a common water source.

Compared with the prior art, the utility model has the advantages that: water and cleaning agent are separately supplied to the nozzle, so that the cleaning agent is prevented from influencing a water supply device, and the service life is prolonged; by adopting the cavitation technology, air can be supplemented outside the nozzle, high-pressure water is mixed with the air to form jet water with bubbles, the bubbles can be exploded, the cleanliness is improved, and water can be saved; the cleaning agent supply channel and the air supply channel are shared, and the cleaning agent is sucked and mixed by utilizing the negative pressure generated by water flow in the cavity, so that the cost is reduced; the water of cleaning device and culinary art module shares water pump and water tank, reduce cost reduces assembly work load.

Drawings

Fig. 1 is a schematic view of a cooking appliance according to an embodiment of the present invention;

fig. 2 is a side sectional view of a cooking appliance according to an embodiment of the present invention;

fig. 3 is a partial schematic view of a cooking appliance according to an embodiment of the present invention;

FIG. 4 is a schematic view of a hidden portion of the cooking module of FIG. 3;

FIG. 5 is a cross-sectional view of FIG. 3;

FIG. 6 is a schematic view of a cleaning device and a portion of a cooking module of a cooking appliance in accordance with an embodiment of the present invention;

FIG. 7 is a schematic view of a nozzle, a partial cleaning outlet pipe and a cleaning agent supply pipe of a cleaning device of a cooking appliance according to an embodiment of the present invention;

fig. 8 is a cross-sectional view of fig. 7.

Detailed Description

The utility model is described in further detail below with reference to the accompanying examples.

In the description of the present invention, it is to be understood that the terms "central," "longitudinal," "lateral," "length," "width," "thickness," "upper," "lower," "front," "rear," "left," "right," "vertical," "horizontal," "top," "bottom," "inner," "outer," "clockwise," "counterclockwise," "axial," "radial," "circumferential," and the like are used in the orientations and positional relationships indicated in the drawings for convenience in describing the present invention and to simplify the description, but are not intended to indicate or imply that the referenced devices or elements must have a particular orientation, be constructed and operated in a particular orientation, and that the directional terms are used for purposes of illustration and are not to be construed as limiting, for example, because the disclosed embodiments of the present invention may be oriented in different directions, "lower" is not necessarily limited to a direction opposite to or coincident with the direction of gravity. Furthermore, a feature defined as "first" or "second" may explicitly or implicitly include one or more of that feature.

Referring to fig. 1, a cooking appliance includes a cooking module 1 and a fume extraction module 2.

Referring to fig. 2 to 6, the cooking module 1 includes an inner container 11 and a steam generator 12 disposed at the bottom of the inner side of the inner container 11. The cooking module 1 may be a steam box, a steam oven, an oven, or the like, and in this embodiment, is a cooking device in which a steam generator is required.

The range hood module 2 comprises a fan system 21, the fan system 21 comprising a volute 211 and an impeller 212 arranged within the volute 211. The cooking appliance further comprises a cleaning device 3 for cleaning the interior of the cooking fume suction module 2, such as the interior of the fan system 21 or other locations or components in the interior cavity of the cooking fume suction module 2, in this embodiment, the fan system 21 is taken as an example for cleaning. The cleaning device 3 comprises a cleaning outlet pipe 31 for conveying water towards the inside of the fan system 21, and a nozzle 32 for spraying the water in the cleaning outlet pipe 31 towards the inside of the fan system 21. In this embodiment, the nozzle 32 is located inside the impeller 212. The cleaning device 3 further includes a nozzle holder 321 provided on the scroll 211 for supporting the nozzle 32.

Referring to fig. 2 to 6, the cleaning device 3 further includes a first tank 33 for storing water, a steam generator inlet pipe 34, and a water pump 35, and the first tank 33 may be disposed above the cooking module 1. The input ends of the cleaning water outlet pipe 31 and the steam generator water inlet pipe 34 are respectively connected to the first tank 33, the water pump 35 pumps the water in the first tank 33 to the cleaning water outlet pipe 31 and the steam generator water inlet pipe 34, and the output end of the steam generator water inlet pipe 34 is connected to the steam generator 12.

The cleaning device 3 further comprises a second tank 36 and a third tank 37, the first tank 33 and the second tank 36 being disposed in the third tank 37. Optionally, a bracket may be provided in the third tank 37, the first tank 33 may be provided in the bracket in a drawing manner, and a joint between the bracket and the first tank 33 may be sealed by a sealing ring, so that the first tank 33 may be taken out for adding or replacing water. A third housing 37 is also provided above the cooking module 1 and may be supported on top of the cooking module 1. The second housing 36 is used for adding cleaning agent and can be arranged either fixedly in the third housing 37 or in a pull-out arrangement as in the first housing 33. The second casing 36 extends to the wall surface of the third casing 37 and the wall surface of the third casing 37 is opened at this position to form a filling opening 371, and the bottom surface of the second casing 36 is inclined downward from the filling opening 371 toward the direction away from the filling opening 371 in the third casing 37 to prevent the cleaning medium from remaining in the second casing 36. The charging port 371 allows the outside atmosphere to enter the second casing 36.

The second tank 36 is connected to the nozzle 32 through a cleaning agent supply pipe 38. A first solenoid valve 391 may be provided on the cleaning water outlet pipe 31, a second solenoid valve 392 may be provided on the cleaning agent supply pipe 38, and a third solenoid valve 393 may be provided on the steam generator water inlet pipe 34, thereby controlling the on/off of the three supply lines.

Referring to fig. 6 to 8, a first passage 322 and a second passage 323 are formed in the nozzle 32, wherein the first passage 322 is in fluid communication with the cleaning water outlet pipe 31, and the second passage 323 is in fluid communication with the cleaning agent supply pipe 38. Both the first 322 and second 323 channels may be elongate, arranged side-by-side, and preferably extend in the same direction. The cleaning water outlet pipe 31 is provided at one end in the longitudinal direction of the first passage 322, and the cleaning agent supply pipe 38 is provided at one end in the longitudinal direction of the second passage 323. The nozzle 32 has a first nozzle hole 324 formed in a wall surface forming the first passage 322, and the first nozzle hole 324 extends into the second passage 323 so that the first passage 322 and the second passage 323 are in fluid communication with each other. The nozzle 32 has a second nozzle hole 325 opened in a wall surface constituting the second passage 323, and the first nozzle hole 324 and the second nozzle hole 325 are opposed to each other. The second nozzle hole 325 may have an elongated shape extending in a direction away from the first nozzle hole 324. In the present embodiment, each of the first nozzle holes 324 and the second nozzle holes 325 includes at least two, the first nozzle holes 324 are spaced along a length direction of the first channel 322, and the second nozzle holes 325 are spaced along a length direction of the second channel 323. The first nozzle hole 324 and the second nozzle hole 325 are each preferably a cylindrical hole, and the diameter of the second nozzle hole 325 is larger than that of the first nozzle hole 324.

The nozzle 32 further includes at least two spray heads 326 disposed on a side of the second channel 323 away from the first channel 322, and the spray heads 326 are spaced apart along a length of the second channel 323. The second nozzle 325 extends into the nozzle 326 and penetrates through the end of the nozzle 326 far from the second channel 323, so that the cleaning medium (water + cleaning agent) with bubbles can be sprayed out to clean the parts such as the impeller 12 and the like which need to be cleaned.

When the self-cleaning mode of the range hood module 2 is started, a user is required to add a certain amount of cleaning agent into the second tank 36, then the water pump 35 is started, the first solenoid valve 391 is opened, the second solenoid valve 392 is also opened, and at this time, water flows from the cleaning water outlet pipe 31 to the first channel 322 of the nozzle 32, and then flows out from the first nozzle holes 324 at a high speed under the action of pressure, because the diameter of the first nozzle holes 324 is smaller, and the diameter of the second nozzle holes 325 is larger, so that high-speed water flows exist in the gap space between the first nozzle holes 324 and the second nozzle holes 325, negative pressure is generated in the region, and because the second tank 36 is not sealed, the cleaning agent is pressed into the second channel 323 under the action of atmospheric pressure, mixed with the water and then acts on the impeller 12. When the water pump 35 works for a certain time, such as about 30s, the water supply is stopped for a period of time, such as 5 minutes, which is to ensure that the cleaning agent can fully act on the impeller 12 and fully react; then the water pump 35 continues to work, at this time, the detergent is consumed in the previous stage, at this time, the water pump 35 supplies water again, air is supplemented into the second channel 323 through the detergent supply pipe 38, a cavitation effect is generated in the nozzle 32, high-speed water flow is mixed with countless small bubbles to impact on the blades of the impeller 12, and the stripping of the oil stains on the blades is accelerated due to the breakage of the bubbles.

The term "fluid communication" as used herein refers to a spatial relationship between two components or portions (hereinafter collectively referred to as a first portion and a second portion, respectively), i.e., a fluid (gas, liquid or a mixture of both) can flow along a flow path from the first portion and/or be transported to the second portion, and may be a direct communication between the first portion and the second portion, or an indirect communication between the first portion and the second portion via at least one third element, such as a fluid channel, e.g., a pipe, a channel, a duct, a flow guide, a hole, a groove, or a chamber that allows a fluid to flow through, or a combination thereof.

Claims (13)

1. A cleaning device comprising a nozzle (32), a cleaning water outlet pipe (31) for supplying cleaning water to the nozzle (32), and a cleaning agent supply pipe (38) for supplying a cleaning agent to the nozzle (32), the nozzle (32) comprising a spray head (326) from which a cleaning medium is sprayed, characterized in that: a first channel (322) which is communicated with the cleaning water outlet pipe (31) in a fluid mode and a second channel (323) which is communicated with the cleaning agent supply pipe (38) in a fluid mode are formed in the nozzle (32), and the water and the cleaning agent are mixed in the spray head (326) and sprayed out.

2. The cleaning device of claim 1, wherein: the first channel (322) and the second channel (323) are arranged in parallel, the nozzle (32) is provided with a first spray hole (324) on the wall surface forming the first channel (322), the first spray hole (324) extends into the second channel (323) and is communicated with the second channel (323) in a fluid mode, the nozzle (32) is provided with a second spray hole (325) on the wall surface forming the second channel (323), the first spray hole (324) and the second spray hole (325) are oppositely arranged, the spray head (326) is arranged on one side, away from the first channel (322), of the second channel (323), and the second spray hole (325) extends into the spray head (326) and penetrates through the spray head (326).

3. The cleaning device of claim 2, wherein: the second passage (323) is also in fluid communication with ambient atmosphere.

4. The cleaning device of claim 3, wherein: the cleaning device further comprises a first tank body (33) used for storing water, a second tank body (36) used for storing cleaning agents and a water pump (35) used for pumping the water in the first tank body (33) into the cleaning water outlet pipe (31), the cleaning agent supply pipe (38) is connected between the second tank body (36) and the second channel (323), and the second tank body (36) is communicated with the outside atmosphere in a fluid mode.

5. The cleaning device of claim 4, wherein: the cleaning device further includes a third casing (37), the first casing (33) and the second casing (36) are each placed in the third casing (37), and the second casing (36) extends to a wall surface of the third casing (37) and is opened at the position to form a charging port (371) in the wall surface of the third casing (37).

6. The cleaning device of claim 5, wherein: the bottom surface of the second box body (36) is gradually inclined downwards from the liquid filling port (371) to the direction far away from the liquid filling port (371) in the third box body (37).

7. The cleaning device of claim 2, wherein: the first channel (322) and the second channel (323) are both in a long strip shape, the cleaning water outlet pipe (31) is arranged at one end of the first channel (322) in the length direction, the cleaning agent supply pipe (38) is arranged at one end of the second channel (323) in the length direction, the first spray hole (324), the second spray hole (325) and the spray head (326) are both provided with at least two, the first spray hole (324) is arranged at intervals along the length direction of the first channel (322), and the second spray hole (325) and the spray head (326) are arranged at intervals along the length direction of the second channel (323).

8. The cleaning device of claim 2, wherein: the first nozzle hole (324) and the second nozzle hole (325) are cylindrical holes, and the diameter of the second nozzle hole (325) is larger than that of the first nozzle hole (324).

9. The cleaning device according to any one of claims 1 to 8, wherein: a first electromagnetic valve (391) is arranged on the cleaning water outlet pipe (31), and a second electromagnetic valve (392) is arranged on the cleaning agent supply pipe (38).

10. A cooking appliance comprising a fume extraction module (2), characterized in that: use of a cleaning device according to any one of claims 1 to 9 for cleaning the interior of a cooking fume suction module (2).

11. The cooking appliance of claim 10, wherein: the oil fume suction module (2) comprises a fan system (21), and the nozzle (32) extends into the fan system (21) to clean the fan system (21).

12. The cooking appliance of claim 11, wherein: the fan system (21) comprises a volute (211) and an impeller (212) arranged in the volute (211), the nozzle (32) is positioned inside the impeller (212), and the cleaning device further comprises a nozzle support (321) arranged on the volute (211) and used for supporting the nozzle (32).

13. The cooking appliance of claim 10, wherein: the cooking appliance further comprises a cooking module (1), the cooking module (1) comprises an inner container (11) and a steam generator (12) arranged inside the inner container (11), and the steam generator (12) and the cleaning water outlet pipe (31) are connected to a common water source.

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