CN216416788U - Cooking utensil - Google Patents

Abstract

The utility model discloses a cooking appliance, which comprises a pot body, a pot cover and a heating device, wherein the pot body is provided with a cooking cavity and a water storage cavity, the water storage cavity is positioned below the cooking cavity, and the heating device heats the water storage cavity; the pot body is provided with a first fluid channel, the pot cover is provided with a second fluid channel, the two channels are in butt joint communication at the covering position, and the two channels are separated at the opening position; the cooking utensil still includes butt joint and sealing member, and the butt joint sets up in one of two passageways, closes the position at the lid, and the butt joint stretches into the inside of the other of the two, and the sealing member sets up in the periphery of butt joint, and includes dodge portion and first sealing lip limit, dodges to have between portion and the passageway inner wall and dodges the clearance, and first sealing lip limit butt in the passageway inner wall. The sealing member is little with the area of contact of passageway inner wall, has increased fit clearance, and during the butt joint can easily insert the passageway, utilize first sealing lip limit and passageway inner wall butt sealed, on the basis of having guaranteed sealed effect, made things convenient for the plug of butt joint.

Description

Cooking utensil

Technical Field

The utility model belongs to the technical field of kitchen utensil, concretely relates to cooking utensil.

Background

The existing cooking appliances such as steam rice cookers and vacuum rice cookers are generally respectively provided with an airflow channel and a joint on a pot cover and a pot body, when the pot cover is installed on the pot body, the joint of the pot cover and the pot body extends into the airflow channel, the communication of the airflow channel is realized, so that steam is introduced into a cooking cavity, or air in the cooking cavity is pumped out.

The existing joint and the air flow channel are butted usually in a mode of interference fit of the joint and a pipeline, when the joint and the air flow channel are assembled, the joint is tightly contacted with the inner wall of the air flow channel and is inserted into the air flow channel, although the matching mode is good in sealing performance, the resistance received during plugging and unplugging is large, and the operation is laborious. And the silica gel piece between the joint and the air flow channel is subjected to larger extrusion force, and is easy to move in the processes of inserting and pulling out, so that the position of the sealing piece is deviated, and the sealing is influenced.

SUMMERY OF THE UTILITY MODEL

The utility model provides a cooking utensil to solve at least one among the above-mentioned technical problem.

The utility model discloses the technical scheme who adopts does:

a cooking appliance comprises a pot body, a pot cover and a heating device, wherein the pot cover can be taken from or placed on the pot body to have an open position and a closed position, the pot body is provided with a cooking cavity and a water storage cavity, the water storage cavity is positioned below the cooking cavity, and the heating device is used for heating the water storage cavity; the pot body is provided with a first fluid channel, the pot cover is provided with a second fluid channel, the first fluid channel and the second fluid channel are in butt joint communication at the covering position, and the first fluid channel and the second fluid channel are separated at the opening position; cooking utensil still includes butt joint and sealing member, the butt joint set up in first fluid passage with the two one of second fluid passage to the kneck the lid closes the position, the butt joint stretches into the inside of the other of the two, the sealing member set up in the periphery of butt joint, the sealing member is including dodging portion and first sealing lip limit, dodge the portion with first fluid passage or have between the inner wall of second fluid passage and dodge the clearance, first sealing lip limit butt in first fluid passage or the inner wall of second fluid passage.

The first sealing lip extends obliquely in a direction opposite to the docking direction of the docking head to form a first guide slope at the first sealing lip.

The seal also includes a second sealing lip extending radially outward of the abutment and abutting against an inner wall of the first or second fluid channel.

The first and second sealing lips are disposed at an axial spacing along the butt joint.

The periphery of butt joint is provided with the constant head tank, the sealing member set up in the constant head tank.

The cooking utensil still includes the stopper, the stopper joint in the periphery of butt joint, the external diameter of at least some district's region of stopper is greater than the diameter of butt joint mouth to the restriction the butt joint is followed the butt joint is deviate from the butt joint mouth.

The periphery of butt joint is provided with the spacing groove, stop part joint in the spacing groove.

The butt joint is arranged on the pot body, the second fluid channel is provided with an opening facing downwards, and the butt joint and the second fluid channel are in butt joint up and down along the vertical direction.

The inner wall of the opening is provided with a second guide inclined plane.

The cooking appliance further comprises a vacuum pump, and an air suction port of the vacuum pump is communicated with the cooking cavity through the first fluid channel and the second fluid channel, so that the cooking appliance has a negative pressure state that the air pressure in the cooking cavity is lower than the air pressure in the water storage cavity.

Since the technical scheme is used, the utility model discloses the beneficial effect who gains does:

1. the utility model discloses a diameter to the joint is less than first fluid passage or second fluid passage's internal diameter, through the sealing member realizes that the butt joint is fixed and sealed. In the process of plug, the sealing member the first sealing lip with first fluid passage or second fluid passage's inner wall butt is sealed, dodge the portion with first fluid passage or second fluid passage's inner wall has and dodges the clearance, has reduced the area of contact of sealing member and passageway inner wall has increased the fit clearance, the butt joint can easily insert first fluid passage or in the second fluid passage, utilize first sealing lip with fluid passage's inner wall butt is sealed, has made things convenient for on the basis of having guaranteed sealed effect the plug of butt joint for the operation is more laborsaving, can also reduce when the butt joint removes the extrusion force that the sealing member received makes the position of sealing member is fixed, guarantees sealed effect.

Furthermore, the culinary art chamber with the separation of water storage chamber, culinary art in-process food and water are arranged in two cavities respectively, utilize water in the water storage chamber is heated and is produced steam right the food heating of culinary art intracavity. Take steamed rice as an example, the contact of steam and rice grain is more comprehensive and even, has improved the heating effect, and has reduced the influence of rice water proportion to rice taste, and the user need not strictly add water and rice according to the proportion, has reduced the operation degree of difficulty, has improved and has used experience.

2. As a preferred embodiment of the present invention, the first sealing lip edge extends obliquely toward a direction opposite to a butt joint direction of the butt joint to form a first guide slope at the first sealing lip edge. The arrangement of the first guide inclined surface plays a role in guiding the insertion of the butt joint, and the butt joint is guided to be aligned with and inserted into the first fluid channel or the second fluid channel, so that the resistance in the insertion process is reduced. In addition, when the cooking cavity is a vacuum environment, under the action of the air pressure difference between the cooking cavity and the fluid channel, the first sealing lip is sucked from the cooking cavity, so that the first sealing lip is turned towards the cooking cavity, the first sealing lip extends obliquely towards the direction opposite to the butt joint direction of the butt joint, and the first sealing lip is blocked by the inner wall of the first fluid channel or the second fluid channel when being turned over, so that the first sealing lip and the second sealing lip are in tighter contact, and the sealing effect of the first sealing lip is further improved.

3. As a preferred embodiment of the present invention, the sealing member further comprises a second sealing lip edge extending radially outward of the joint and abutting against an inner wall of the first fluid passage or the second fluid passage. The second sealing lip extends horizontally, so that the auxiliary sealing effect can be achieved, double sealing of the fluid channel is formed together with the first sealing lip, the sealing effect is improved, the butt joint can be positioned, the butt joint is centered in the fluid channel, and the butt joint is located at the position coaxial with the fluid channel.

4. As a preferred embodiment of the present invention, the outer periphery of the butt joint is provided with a positioning groove, and the sealing member is disposed in the positioning groove. The groove wall of the positioning groove and the two sides of the sealing element are stopped to limit the sealing element, so that the relative position of the sealing element and the butt joint is kept fixed, and the sealing element and the butt joint are prevented from moving relatively or being separated from the butt joint in the process of plugging and unplugging the butt joint, and the sealing effect is prevented from being influenced.

5. As a preferred embodiment of the present invention, the cooking appliance further includes a vacuum pump, and the air suction port of the vacuum pump is communicated with the cooking cavity through the first fluid passage and the second fluid passage, so that the cooking appliance has a negative pressure state in which the air pressure in the cooking cavity is lower than the air pressure in the water storage cavity. In the negative pressure state, water in the water storage cavity enters the cooking cavity and soaks food in the cooking cavity, and by taking steamed rice as an example, rice grains are soaked before the rice is mature, so that the water content of the rice grains can be improved, the rice grains are heated better, the cooking efficiency is improved, the soaked rice grains can be obtained by controlling the soaking time, rice with different soft and hard mouthfeel can be obtained, the rice water proportion is not required to be strictly controlled by a user, and the operation is facilitated. After soaking, cooking utensil resumes the ordinary pressure state, the water reflux of cooking intracavity reaches in the water storage chamber, utilize the steam that the water in the water storage chamber was heated and is produced heats food.

Drawings

The accompanying drawings, which are described herein, serve to provide a further understanding of the invention and constitute a part of this specification, and the exemplary embodiments and descriptions thereof are provided for explaining the invention without unduly limiting it. In the drawings:

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

FIG. 2 is an enlarged view of area A of FIG. 1;

FIG. 3 is a cross-sectional view of the docking head of the cooking appliance of FIG. 1;

FIG. 4 is a cross-sectional view of the seal of the cooking appliance of FIG. 1;

FIG. 5 is a cross-sectional view of the lid of the cooking appliance of FIG. 1;

fig. 6 is an enlarged view of the region B in fig. 5.

Wherein:

1, a pan body; 11 a cooking cavity; 12 a water storage cavity; 13 a first fluid passageway; 14 an upper shell; 15 a lower housing;

2, covering the pot; 21 a second fluid passage; 22 a filter screen; 23 opening; 24 a second guide ramp;

3 a heating device;

4, butting joints; 41 positioning grooves; 42 a limiting groove;

5 a seal member; 51 a first sealing lip; 511 a first guiding inclined plane; 52 a second sealing lip; 53 an escape part; 54 avoiding the gap;

6 a stop member;

7 vacuum pump.

Detailed Description

In order to more clearly explain the overall concept of the present invention, the following detailed description is given by way of example in conjunction with the accompanying drawings.

In the following description, numerous specific details are set forth in order to provide a thorough understanding of the present invention, however, the present invention may be practiced in other ways than those specifically described herein, and therefore the scope of the present invention is not limited by the specific embodiments disclosed below.

In addition, in the description of the present invention, it should be understood that the terms "top", "inner", "outer", "axial", "radial", "circumferential", and the like indicate orientations or positional relationships based on those shown in the drawings, and are only for convenience of description and simplification of description, but do not indicate or imply that the device or element referred to must have a particular orientation, be constructed and operated in a particular orientation, and thus should not be construed as limiting the present invention.

In the present invention, unless otherwise expressly stated or limited, the terms "mounted," "connected," and "fixed" are to be construed broadly and may, for example, be fixedly connected, detachably connected, or integrally formed; the connection can be mechanical connection, electrical connection or communication; either directly or indirectly through intervening media, either internally or in any other relationship. The specific meaning of the above terms in the present invention can be understood according to specific situations by those skilled in the art.

In the present application, unless expressly stated or limited otherwise, a first feature "on" or "under" a second feature may be directly contacting the second feature or the first and second features may be indirectly contacting the second feature through intervening media. In the description herein, references to the terms "embodiment," "an example" or "specific example" or the like are intended to mean that a particular feature, structure, material, or characteristic described in connection with the embodiment or example is included in at least one embodiment or example of the invention. In this specification, the schematic representations of the terms used above are not necessarily intended to refer to the same embodiment or example. Furthermore, the particular features, structures, materials, or characteristics described may be combined in any suitable manner in any one or more embodiments or examples.

As shown in fig. 1-6, a cooking appliance comprises a pot body 1, a pot cover 2, and a heating device 3, wherein the pot cover 2 can be taken from or placed on the pot body 1 to have an open position and a closed position, the pot body 1 has a cooking cavity 11 and a water storage cavity 12, the water storage cavity 12 is located below the cooking cavity 11, and the heating device 3 is used for heating the water storage cavity 12; the pot body 1 is provided with a first fluid channel 13, the pot cover 2 is provided with a second fluid channel 21, the first fluid channel 13 and the second fluid channel 21 are in butt joint communication in the covering position, and the first fluid channel 13 and the second fluid channel 21 are separated in the opening position; the cooking utensil still includes to joint 4 and sealing member 5, the pair joint 4 set up in first fluid channel 13 with the two of second fluid channel 21 is to the interface department the lid closes the position, the pair joint 4 stretches into the inside of the other of the two, sealing member 5 set up in the periphery of pair joint 4, sealing member 5 includes dodge portion 53 and first sealing lip 51, dodge portion 53 with first fluid channel 13 or have dodge clearance 54 between the inner wall of second fluid channel 21, first sealing lip 51 butt in first fluid channel 13 or the inner wall of second fluid channel 21.

It will be appreciated that when the docking head 4 is disposed at the docking interface of the first fluid channel 13, the docking head 4 is inserted into the second fluid channel 21 after docking is completed, and the first sealing lip 51 abuts against the inner wall of the second fluid channel 21. When the docking head 4 is disposed at the docking port of the second fluid channel 21, after the docking is completed, the docking head 4 is inserted into the first fluid channel 13, and the first sealing lip 51 abuts against the inner wall of the first fluid channel 13.

Cooking cavity 11 with separation of water storage chamber 12, culinary art in-process food and water are located two cavities respectively, utilize water in the water storage chamber 12 is heated and is produced steam right the food heating in the cooking cavity 11. Take steamed rice as an example, the contact of steam and rice grain is more comprehensive and even, has improved the heating effect, and has reduced the influence of rice water proportion to rice taste, and the user need not strictly add water and rice according to the proportion, has reduced the operation degree of difficulty, has improved and has used experience.

In addition, the cooking mode of separating rice from water can also be used for preparing low-sugar rice. For example, the rice is soaked in water, starch, sugar and the like in the rice are dissolved in the water, and the rice is separated from the water in the subsequent steaming process, so that the sugar content of the cooked rice is reduced, the requirement of part of users for eating low-sugar rice is met, and the user experience is further improved.

It should be noted that, the present invention is not limited to the fluid media in the first fluid channel 13 and the second fluid channel 21, and in a specific embodiment, as shown in fig. 1, the pot body 1 is further provided with a vacuum pump 7, the first fluid channel 13 is communicated with the vacuum pump 7, and the second fluid channel 21 is communicated with the cooking cavity 11. Cooking utensil during operation, vacuum pump 7 starts work, will air in the culinary art chamber 11 passes through in proper order first fluid passage 13 second fluid passage 21 takes out, so that for the negative pressure environment in the culinary art chamber 11, realize the vacuum cooking, simultaneously, water in the water storage chamber 12 is in water storage chamber 12 with under the effect of the atmospheric pressure difference in the culinary art chamber 11, swell to in the culinary art chamber 11, soak food.

Of course, the medium in the first fluid channel 13 and the second fluid channel 21 may also be other fluids, such as steam, and the steam is delivered into the cooking cavity 11 through the first fluid channel 13 and the second fluid channel 21 to achieve steam cooking, which is not limited herein.

Compare in the inner wall interference fit of traditional butt joint and fluid pipeline, fill in the fluid pipeline with the butt joint to utilize butt joint and the sealed mode of formation of passageway inner wall extrusion deformation, the utility model discloses a diameter of butt joint 4 is far less than first fluid passage 13 or second fluid passage 21's internal diameter, through sealing member 5 realizes that the butt joint is fixed and sealed.

During plugging, the first sealing lip 51 of the seal 5 seals against the inner wall of the first fluid channel 13 or the second fluid channel 21, the avoidance part 53 has an avoidance gap 54 with the inner wall of the first fluid passage 13 or the second fluid passage 21, the contact area of the sealing member 5 with the inner wall of the passage is reduced, the fitting gap is increased, the abutment 4 can be easily inserted into the first fluid channel 13 or the second fluid channel 21, sealed against the inner wall of the fluid channel by the first sealing lip 51, on the basis of having guaranteed sealed effect, made things convenient for butt joint 4's plug for the operation is more laborsaving, can also reduce when butt joint 4 removes the extrusion force that sealing member 5 received makes sealing member 5's rigidity guarantees sealed effect.

It should be noted that, the utility model discloses it is right the position of setting of butt joint 4 does not specifically limit, as shown in fig. 2, butt joint 4 can set up first fluid passage 13 to the kneck, 2 lids of pot cover close the back, butt joint 4 inserts inside second fluid passage 21, butt joint 4 also can set up second fluid passage 21 to the kneck department, 2 lids of pot cover close the back, butt joint 4 inserts inside first fluid passage 13.

Of course, the first fluid channel 13 or the second fluid channel 21 may also be provided with a docking seat for docking with the docking head 4, so as to further facilitate docking communication between the two.

As a preferred embodiment of the present invention, as shown in fig. 2 and 4, the first sealing lip 51 extends obliquely in a direction opposite to the direction of the butt joint 4, so that a first guide slope 511 is formed at the first sealing lip 51.

The first guiding inclined plane 511 is arranged to guide the insertion of the abutment 4, so as to guide the alignment and insertion of the abutment 4 with the first fluid channel 13 or the second fluid channel 21, thereby reducing the resistance during the insertion.

As shown in fig. 2 and 4, taking the case where the butt joint 4 is disposed at the butt joint port of the first fluid channel 13 as an example, the butt joint direction between the butt joint 4 and the second fluid channel 21 is from bottom to top, and the first sealing lip 51 is inclined downward to form the first guide slope 511. It will be appreciated that when the docking head 4 is disposed at the docking port of the second fluid passage 21, the docking direction is from top to bottom, and the first sealing lip 51 is inclined upwardly.

As shown in fig. 2 and 4, in the embodiment that the docking head 4 is disposed at the docking port of the first fluid channel 13, when the cooking cavity 11 is in a vacuum environment, under the action of the pressure difference between the cooking cavity 11 and the fluid channel, the first sealing lip 51 is sucked from the cooking cavity 11, so that the first sealing lip 51 is turned upwards, in this embodiment, the first sealing lip 51 extends obliquely downwards, so that the first sealing lip 51 is blocked by the inner wall of the second fluid channel 21 when turned over, and the contact between the first sealing lip 51 and the second sealing lip is tighter, thereby improving the sealing effect of the first sealing lip 13.

As a preferred embodiment of this embodiment, as shown in fig. 2 and 4, the sealing member 5 further includes a second sealing lip 52, and the second sealing lip 52 extends outward along the radial direction of the butt joint 4 and abuts against the inner wall of the first fluid channel 13 or the second fluid channel 21.

The second sealing lip 52 extends horizontally, and can perform both an auxiliary sealing function, and form a double seal for the fluid channel together with the first sealing lip 51, so as to improve the sealing effect, and also perform a positioning function for the abutment 4, so that the abutment 4 is centered in the fluid channel, that is, the abutment 4 is located coaxially with the fluid channel.

In the process of docking the docking head 4, the second sealing lip 52 contacts with the inner wall of the first fluid channel 13 or the second fluid channel 21, so that the friction resistance applied to the docking head 4 in the circumferential direction is uniform, the docking head 4 is inserted in a vertical posture, and the tilting of the docking head 4 due to uneven circumferential force is avoided.

Further, as shown in fig. 3 to 4, the first sealing lip 51 and the second sealing lip 52 are provided at intervals in the axial direction of the butt joint 4.

The first sealing lip edge 51 and the second sealing lip edge 52 are arranged at intervals, so that the number of sealing points is increased, the sealing effect is improved, the contact area between a single sealing point and the first fluid channel 13 or the second fluid channel 21 is reduced, the friction resistance during plugging and unplugging is reduced, and the operation is more labor-saving. In addition, in the process of inserting the butt joint 4, the friction resistance on the head and the tail is balanced, the sealing effect is improved, and the auxiliary positioning can be carried out on the posture of the butt joint 4.

Preferably, as shown in fig. 2-4, the first sealing lip 51 is arranged in front of the docking head 4 in the insertion direction with respect to the second sealing lip 52, for example, in the embodiment shown in fig. 2, the first sealing lip 51 is arranged above the second sealing lip 52.

In a preferred embodiment, as shown in fig. 2-3, the outer circumference of the abutment 4 is provided with a positioning groove 41, and the seal 5 is arranged in the positioning groove 41.

The groove wall of the positioning groove 41 and the two sides of the sealing element 5 are stopped to limit the sealing element 5, so that the relative position of the sealing element 5 and the butt joint 4 is kept fixed, and the sealing element 5 and the butt joint 4 are prevented from moving relatively in the process of plugging and unplugging the butt joint 4 or being separated from the butt joint 4 to influence the sealing effect.

In a specific embodiment, as shown in fig. 1, the pan body 1 includes an upper shell 14 and a lower shell 15, the first fluid channel 13 is a segmented structure, and the upper shell 14 and the lower shell 15 are both provided with a segment of the first fluid channel 13, and a butt joint is also provided between the first fluid channel 14 provided in the upper shell 14 and the first fluid channel 13 provided in the lower shell 15, and the structure of the butt joint is the same as that of the butt joint 4.

As a preferred embodiment of the present invention, as shown in fig. 2, the cooking utensil further includes a stop member 6, the stop member 6 is connected to the periphery of the butt joint 4 in a clamping manner, and the outer diameter of at least a partial region of the stop member 6 is larger than the diameter of the butt joint opening to limit the butt joint 4 from being separated from the butt joint opening.

Preferably, the stop part 6 is a snap spring, so that cost is saved and assembly is facilitated.

Utilize the stop part 6 joint in the periphery of butt joint realizes butt joint 4 with first fluid passage 13 or second fluid passage 21's is fixed, avoids butt joint 4 drops at the in-process of plug. Compared with the traditional screw fixing mode, the screw fixing device has the advantages that operations such as punching are omitted, the structure is simple, the assembly and disassembly are convenient, and the assembly efficiency is improved. And the structure occupies a small space, so that the first fluid channel 13 or the second fluid channel 21 is as large as possible to allow more fluid to pass through, and the flow efficiency is improved. Moreover, the opening of the pot body 1 or the pot cover 2 is avoided, the tightness of the first fluid channel 13 and the second fluid channel 21 is ensured, and the fluid leakage is avoided.

It should be noted that, in the present embodiment, the structure of the first fluid channel 13 and/or the second fluid channel 21 is not particularly limited, and may be one of the following embodiments:

example 1: in the present embodiment, the first fluid channel 13 is enclosed inside the pot 1, and/or the second fluid channel 21 is enclosed inside the pot cover 2.

The stop member 6 is connected to the periphery of the butt joint 4 in a clamped manner, the stop member 6 and the butt joint of the first fluid channel 13 or the butt joint of the second fluid channel 21 form a stop, when the pot cover 2 and the pot body 1 are separated, the butt joint 4 is subjected to pull force deviating from the butt joint direction, and the movement of the butt joint 4 is limited by the butt joint and the stop member 6 to enable the butt joint 4 to be always located in the butt joint, so that the butt joint 4 is prevented from being separated.

Example 2: in this embodiment, a first pipeline is arranged in the pot body 1, the first pipeline encloses the first fluid channel 13, the first pipeline is a structure made of elastic materials, and the fastening piece 6 is clamped at the periphery of the first pipeline, so that the first pipeline deforms and abuts against the periphery of the butt joint 4.

Likewise, the lid 2 is provided with a second conduit enclosing the second fluid channel 21, which second conduit is of a structure made of an elastic material.

The first pipeline is encircled to form the first fluid channel 13, the second pipeline is encircled to form the second fluid channel 21, after the stop part 6 is clamped on the periphery of the butt joint 4, the stop part 6 extrudes the outer wall of the first pipeline or the second pipeline, so that the first pipeline or the second pipeline is locally deformed and tightly wrapped on the periphery of the butt joint 4 under the extrusion of the stop part 6, the contact area of the first pipeline or the second pipeline and the butt joint 4 is increased, the friction force between the first pipeline or the second pipeline and the butt joint 4 is increased, and the fixing effect on the butt joint 4 is further improved. And the fixing of the butt joint 4, the first pipeline or the second pipeline, and the pot body 1 or the pot cover 2 is realized through the stop piece 6, and the fixing structure is simplified.

Further, as shown in the figure, a limiting groove 42 is formed in the periphery of the butt joint 4, and the stop piece 6 is clamped in the limiting groove 42.

The limiting groove 42 can limit the stop part 6, so that the stop part 6 is always positioned in the limiting groove 42, and the stop part 6 is prevented from moving axially along the butt joint 4 or falling off from the butt joint 4 under the extrusion pushing of the butt joint, and the limiting effect on the butt joint 4 is reduced or lost.

The utility model discloses do not specifically limit to the butt joint direction of butt joint 4, it includes but not limited to the circumstances enumerated in the following embodiment:

the first implementation mode comprises the following steps: in the present embodiment, the docking head 4 is disposed toward the circumferential direction of the cooking appliance, and after the user closes the pot cover 2 on the pot body 1, the user rotates the pot cover 2 to make the docking head 4 in docking communication with the first fluid channel 13 or the second fluid channel 21.

The second embodiment: as a preferred embodiment, as shown in fig. 5, the butt joint 4 is disposed on the pot 1, the second fluid channel 21 has an opening 23 facing downward, and the butt joint 4 and the second fluid channel 21 are butted up and down in a vertical direction.

The butt joint 4 with the butt joint of second fluid passage 21 along upper and lower direction for the butt joint direction with the lid of pot cover 2 closes the direction unanimously, has simplified the butt joint step, and the user can accomplish in step the lid of pot cover 2 closes and butt joint 4 with the intercommunication of second fluid passage 21 reduces the assembly degree of difficulty, promotes assembly efficiency.

Furthermore, the opening 23 is arranged downwards, on the one hand to facilitate the docking with the docking head 4 and on the other hand to avoid dust and foreign objects from entering the second fluid channel 21.

Preferably, a filter screen 22 is further disposed in the second fluid channel 21, so that large particles of foreign matters are blocked at a side of the second fluid channel 21 away from the cooking cavity 11 and do not enter the cooking cavity 11, and air and steam can smoothly pass through.

Further, as shown in fig. 6, the inner wall of the opening 23 is provided with a second guide slope 24. The second guiding slope 24 serves as a positioning guide for guiding the docking head 4 to be aligned with the opening 23 and inserted into the second fluid channel 21.

As a preferred embodiment of the present invention, as shown in fig. 1, the cooking appliance further includes a vacuum pump 7, and an air suction port of the vacuum pump 7 is communicated with the cooking cavity 11 through the first fluid passage 13 and the second fluid passage 21, so that the cooking appliance has a negative pressure state in which the air pressure in the cooking cavity 11 is lower than the air pressure in the water storage cavity 12.

Preferably, the cooking appliance further has a normal pressure state in which the air pressure in the water storage chamber 12 is substantially balanced with the air pressure in the cooking chamber 11.

When cooking, liquid (such as water and the like) is contained in the water storage cavity 12, food is placed in the cooking cavity 11, when the vacuum pump 7 works to enable the cooking appliance to be in the negative pressure state, water in the water storage cavity 12 flows from an area with higher air pressure to an area with lower air pressure under the action of two air pressure differences, namely flows from the water storage cavity 12 to the cooking cavity 11, and soaks the food in the cooking cavity 11.

After soaking for a certain time, the cooking utensil recovers to the normal pressure state, water in the cooking cavity 11 flows back to the water storage cavity 12 under the action of self gravity, is separated from food in the cooking cavity 11, and then utilizes the heating to cook the food by the steam generated by the liquid in the water storage cavity 12. Use steamed rice as an example, water makes the rice grain fully soften after fully soaking the rice grain, utilizes steam heating rice grain again with the separation of rice grain, makes being heated of rice grain more even, and the culinary art taste is better, and the user need not to add the water yield according to strict rice water proportional control, can obtain the rice of different soft and hard tastes through control soaking time, has reduced the operation degree of difficulty, has improved and has used experience.

During the process of soaking the rice grains, the starch on the surface of the rice grains is dissolved in water and is separated from the rice grains during the cooking process, so that the cooked rice has less sugar content, and the requirement of a user for making low-sugar rice is met.

The utility model can be realized by adopting or using the prior art for reference in places which are not mentioned in the utility model.

All the embodiments in the present specification are described in a progressive manner, and the same and similar parts among the embodiments are referred to each other, and each embodiment focuses on the differences from other embodiments.

The above description is only an example of the present invention, and is not intended to limit the present invention. Various modifications and changes may occur to those skilled in the art. Any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention should be included in the scope of the claims of the present invention.

Claims (10)

1. A cooking appliance comprising a pot body, a pot cover, and a heating device, the pot cover being accessible from the pot body to have an open position and a closed position,

the pot body is provided with a cooking cavity and a water storage cavity, the water storage cavity is positioned below the cooking cavity, and the heating device is used for heating the water storage cavity; the pot body is provided with a first fluid channel, the pot cover is provided with a second fluid channel, the first fluid channel and the second fluid channel are in butt joint communication at the covering position, and the first fluid channel and the second fluid channel are separated at the opening position;

cooking utensil still includes butt joint and sealing member, the butt joint set up in first fluid passage with the two one of second fluid passage to the kneck the lid closes the position, the butt joint stretches into the inside of the other of the two, the sealing member set up in the periphery of butt joint, the sealing member is including dodging portion and first sealing lip limit, dodge the portion with first fluid passage or have between the inner wall of second fluid passage and dodge the clearance, first sealing lip limit butt in first fluid passage or the inner wall of second fluid passage.

2. The cooking appliance of claim 1,

the first sealing lip extends obliquely in a direction opposite to the docking direction of the docking head to form a first guide slope at the first sealing lip.

3. The cooking appliance of claim 2,

the seal also includes a second sealing lip extending radially outward of the abutment and abutting against an inner wall of the first or second fluid channel.

4. The cooking appliance of claim 3,

the first and second sealing lips are disposed at an axial spacing along the butt joint.

5. The cooking appliance of claim 1,

the periphery of butt joint is provided with the constant head tank, the sealing member set up in the constant head tank.

6. The cooking appliance of claim 1,

the cooking utensil further comprises a stop piece which is clamped on the periphery of the butt joint, and the outer diameter of at least part of the area of the stop piece is larger than the diameter of the butt joint opening so as to limit the butt joint from falling out of the butt joint opening.

7. The cooking appliance of claim 6,

the periphery of butt joint is provided with the spacing groove, the stop part joint in the spacing groove.

8. The cooking appliance of claim 1,

the butt joint is arranged on the pot body, the second fluid channel is provided with an opening facing downwards, and the butt joint and the second fluid channel are in butt joint up and down along the vertical direction.

9. The cooking appliance of claim 8,

and a second guide inclined plane is arranged on the inner wall of the opening.

10. The cooking appliance according to any one of claims 1 to 9,

the cooking appliance further comprises a vacuum pump, and an air suction port of the vacuum pump is communicated with the cooking cavity through the first fluid channel and the second fluid channel, so that the cooking appliance has a negative pressure state that the air pressure in the cooking cavity is lower than the air pressure in the water storage cavity.

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