CN211269973U - Steam cooking device - Google Patents

Abstract

The utility model discloses a steam cooking device, include: the cooker is provided with a cooking cavity and a steam inlet communicated with the cooking cavity; the steam generating machine comprises a machine body, a steam generating unit, a machine head and a mounting hole for at least part of the machine head to penetrate through, wherein the machine head is provided with a steam outlet communicated with the steam generating unit; the machine head can be lifted along the axial direction of the mounting hole, so that the machine head has a first movement position which is in butt joint with the cooker to realize the butt joint of the steam outlet and the steam inlet and a second movement position which is separated from the cooker to separate the steam outlet and the steam inlet; the machine head is also provided with a lower convex edge arranged around the circumference of the machine head; and the sealing ring is arranged at the mounting hole and comprises a lower lip edge, and the lower lip edge is in sealing butt joint with the lower convex edge at the second movement position. The utility model provides a sealing washer can be used to prevent the aircraft nose with steam gets into the organism through the mounting hole during the pan separation inside, right the inside spare part of organism has formed protection effectively.

Description

Steam cooking device

Technical Field

The utility model belongs to the technical field of kitchen appliance, especially, relate to a steam cooking device.

Background

The existing electric cooker generally adopts an electric cooker which is heated outside an inner container, such as an electric cooker which is heated at the bottom by heating parts such as a heating plate and an I H electric cooker which is heated at the periphery by an IH electromagnetic heating technology. The heating parts of the heating modes are concentrated at the contact positions of the inner container and food materials, particularly for cooking rice, rice in different areas in the inner container is heated unevenly when the rice is heated, the rice in the bottom area of the inner container is heated more than the rice in the top area of the inner container, the rice in the peripheral area of the inner container is heated more than the rice in the central area of the inner container, and the taste of the rice is influenced finally.

Electric rice cooker of steam has appeared at present, and it includes pan, aircraft nose and host computer, be provided with steam generator in the host computer, the aircraft nose be equipped with the steam outlet of steam generator intercommunication, pan include the pot body and pot cover, the pot body is used for holding food, and the pot cover is equipped with the accepting portion with the aircraft nose butt joint, and the accepting portion is provided with steam inlet, the host computer seted up with the through-hole of aircraft nose adaptation, the aircraft nose can be followed the through-hole goes up and down in order to realize steam outlet and steam inlet butt joint, heats the internal food of pot through hot steam, and this kind of electric rice cooker of steam has following defect:

a gap is formed between the machine head and the through hole, when the machine head is separated from the pot cover, steam emitted from the steam inlet can enter the inside of the main machine through the gap to influence parts in the main machine;

for a product with a stopping part for limiting the ascending of the machine head, when the machine head ascends rapidly to touch the stopping part in the return stroke process, certain noise is generated.

It will thus be seen that the prior art is susceptible to further improvement and enhancement.

SUMMERY OF THE UTILITY MODEL

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

The utility model discloses the technical scheme who adopts does:

a steam cooking device comprising: a pot having a cooking cavity and a steam inlet in communication with the cooking cavity; the cooking machine comprises a machine body, a steam generating unit, a machine head and a mounting hole for at least part of the machine head to penetrate through, wherein the machine head is provided with a steam outlet communicated with the steam generating unit, and steam generated by the steam generating unit can enter the cooking cavity from the steam outlet and the steam inlet; the machine head can be lifted along the axial direction of the mounting hole, so that the machine head has a first motion position which is in butt joint with the cooker to realize the butt joint of the steam outlet and the steam inlet and a second motion position which is separated from the cooker to separate the steam outlet and the steam inlet; the machine head is also provided with a lower convex edge arranged around the circumference of the machine head; and the sealing ring is arranged at the mounting hole and comprises a lower lip edge, and the lower lip edge is in sealing butt joint with the lower convex edge at the second movement position.

The machine head comprises a machine head body, the lower convex edge is fixedly connected with the machine head body, and the inner diameter of the sealing ring is larger than the outer diameter of the machine head body and smaller than the outer diameter of the lower convex edge; in the second moving position, the lower lip is in sealing abutment with an upper surface of the lower ledge.

The machine head is also provided with an upper convex edge arranged around the machine head, the upper convex edge is positioned in the machine body, and the outer diameter of the upper convex edge is larger than the inner diameter of the sealing ring; the seal ring further includes an upper lip in sealing abutment with the upper ledge in the first moving position.

The sealing washer still includes the sealing washer body, go up the one end in lip limit and the one end in lower lip limit all with the sealing washer body links firmly, go up the other end in lip limit and the other end in lower lip limit all is to keeping away from the direction of sealing washer body extends, so that go up the lip limit with between the sealing washer body down the lip limit with there is the open slot between the sealing washer body.

The opening of the open slot faces the machine body.

The sealing washer with the organism passes through one of joint structure, spiro union structure, grafting structure and fixes, perhaps the sealing washer with the organism passes through sticky fixed.

The organism includes footstock, base and connection the footstock with the fuselage of base, footstock, fuselage and base enclose into frame form space, the aircraft nose install in the footstock, the base is used for placing the pan, steam generation unit sets up in the fuselage.

The steam generating unit comprises a water storage tank, a water pump and a steam generator, wherein a water outlet of the water storage tank is communicated with a water inlet of the water pump, a water outlet of the water pump is communicated with a water inlet of the steam generator, the steam generator is used for heating water into steam, and a steam outlet of the steam generator is communicated with the steam outlet through a steam inlet pipeline.

The cooking device further comprises a steam recovery unit, the steam recovery unit comprises a water collecting box, a steam outlet pipe and a steam discharge outlet, the water collecting box is arranged in the machine body, the steam discharge outlet is arranged on the machine head, and the steam discharge outlet is communicated with the water collecting box through the steam outlet pipe; the steam recovery unit still includes steam valve and steam discharge entry, steam valve and steam discharge entry set up in the pan, steam discharge entry one end with culinary art chamber, the other end with the steam valve intercommunication, the steam outlet of steam valve with steam discharge outlet intercommunication.

The cooking device further comprises a driving piece, the driving piece is arranged in the machine body and used for driving the machine head to lift so as to realize butt joint of the steam outlet and the steam inlet; the cooking device further comprises an elastic piece, the elastic piece is arranged between the machine body and the machine heads and used for ejecting at least part of the machine heads out of the machine body, and the cookware is extruded upwards to stretch and retract the machine heads so as to realize the butt joint of the steam outlets and the steam inlets.

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

1. the utility model discloses mounting hole department be provided with can with the sealed sealing washer of aircraft nose butt: can prevent the aircraft nose with during the pan separation, follow the steam that the steam entry gived off passes through the mounting hole gets into inside the organism, it is right the inside spare part of organism has formed protection effectively, has prolonged the life of the inside spare part of organism.

2. As a preferred embodiment of the present invention, the outer diameter of the head body is smaller than the inner diameter of the sealing ring, so that the number of the heads can be reduced during the lifting process of the head, the sealing ring is right to the resistance generated by the head, and the abrasion to the sealing ring is reduced.

3. As a preferred embodiment of the present invention, the outer diameter of the lower convex edge is greater than the inner diameter of the sealing ring, the second moving position is where the lower lip edge abuts against the upper surface of the lower convex edge, so that the sealing performance can be increased, and the sealing effect can be improved. In addition, when the lower lip edge of the sealing ring is abutted against the lower flange, the sealing ring can generate certain resistance to the ascending action of the machine head, and has the functions of buffering and reducing noise.

4. As a preferred embodiment of the present invention, the aircraft nose still has around the last protruding edge that the aircraft nose set up, the sealing washer still includes the lip limit first motion position, the lip limit with sealed butt is followed to the epirelief to can prevent that steam in the external environment from passing through the mounting hole gets into inside the organism, guaranteed the inside dry environment of organism, be favorable to the extension the life of the inside spare part of organism.

5. As a preferred embodiment of the utility model, the lower lip limit of sealing washer with the open slot has between the sealing washer body, the upper lip limit of sealing washer with also have the open slot between the sealing washer body, the existence of open slot can increase the upper lip limit with the deflection of lower lip limit when protruding edge and lip limit contact, can change the contact shape on lip limit and protruding edge, increases contact stress, makes the laminating on lip limit and protruding edge inseparabler, is favorable to promoting the sealing performance of sealing washer.

Drawings

The accompanying drawings, which are included to provide a further understanding of the invention and are incorporated in and constitute a part of this specification, illustrate embodiments of the invention and together with the description serve to explain the application and not to limit the invention. In the drawings:

fig. 1 is a perspective view of an embodiment of a cooking apparatus according to the present invention.

Fig. 2 is a schematic diagram of a state that a machine head of the cooking device descends to be in butt joint with a pot in one embodiment of the present invention.

Fig. 3 is an enlarged view of a portion a of fig. 2.

Fig. 4 is a schematic diagram illustrating a state in which a head of the cooking apparatus is lifted according to an embodiment of the present invention.

Fig. 5 is an enlarged view of a portion B of fig. 4.

Wherein the content of the first and second substances,

1 machine body, 11 top seat, 111 bottom wall, 112 mounting hole, 12 machine body and 13 base; 2, pot, 21 steam inlet, 22 cooking cavity; 3, a machine head, a lower convex edge of a 31, an upper convex edge of a 32 and a steam outlet of 33; 4, a sealing ring body, a 41 lower lip edge, a 42 lower opening groove, a 43 upper lip edge, a 44 upper opening groove and a 45 sealing ring body; and 5, a water collecting box.

Detailed Description

In order to more clearly explain the overall concept of the present application, 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 is to be understood that the terms "top," "bottom," "inner," "outer," "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, and do not indicate or imply that the device or element so referred to must have a particular orientation, be constructed and operated in a particular orientation, and thus, should not be considered 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 meanings of the above terms in the present invention can be understood by those skilled in the art according to specific situations.

In the present application, unless expressly stated or limited otherwise, the first feature may be directly on or directly under the second feature or indirectly via intermediate members. In the description herein, references to the description of the term "one embodiment," "some embodiments," "an example," "a specific example," or "some examples," etc., 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 to 5, a steam cooking apparatus includes: a pot 2, the pot 2 having a cooking cavity 22 and a steam inlet 21 communicating with the cooking cavity 22; the machine body 1 is provided with a steam generation unit, a machine head 3 and a mounting hole 112 for at least part of the machine head 3 to pass through, the machine head 3 is provided with a steam outlet 33 communicated with the steam generation unit, and steam generated by the steam generation unit can enter the cooking cavity 22 from the steam outlet 33 and the steam inlet 21.

Compare in prior art and adopt the external heating inner bag to the cooking device who cooks is carried out to the edible material in the inner bag, the utility model discloses use steam heating the edible material in the culinary art chamber 22 can make the heating of eating material more even, can pin the taste of eating material itself, makes the food of cooking out have better taste.

Specifically speaking, the utility model discloses in, steam generation unit includes storage water tank, water pump and steam generator, the delivery port of storage water tank with the water inlet intercommunication of water pump, the delivery port of water pump with steam generator's water inlet intercommunication, steam generator is used for heating water into steam, steam generator's steam outlet pass through the admission pipeline with steam outlet intercommunication.

In the utility model, the cooking device further comprises a steam recovery unit, as shown in fig. 2 and fig. 4, the steam recovery unit comprises a water receiving box 5, a steam outlet pipe and a steam discharge outlet, the water receiving box 5 is arranged in the machine body 13, the steam discharge outlet is arranged on the machine head 3, and the steam discharge outlet is communicated with the water receiving box 5 through the steam outlet pipe; the steam recovery unit still includes steam valve and steam discharge entry, steam valve and steam discharge entry set up in pan 2, steam discharge entry one end with culinary art chamber 22, the other end with the steam valve intercommunication, the steam outlet of steam valve with steam discharge outlet intercommunication. The water receiving box 5 is used for collecting steam discharged from a steam discharge port of the pot 2, part of the steam can be condensed in the water receiving box 5, and part of the steam is discharged from a gas discharge port of the water receiving box 5.

As a preferred embodiment of the present invention, as shown in fig. 1, fig. 2 and fig. 4, the machine body 1 includes a top seat 11, a base 13 and a machine body 12 connecting the top seat 11 and the base 13, the top seat 11, the machine body 12 and the base 13 enclose a frame-shaped space, the machine head 3 is mounted on the top seat 11, the base 13 is used for placing the pot 2, and the steam generating unit is disposed in the machine body 12; the top seat 11 has a bottom wall 111 facing the pot 2, and the mounting hole 112 is opened in the bottom wall 111.

The frame-shaped space is convenient for taking and placing the pot 2, and is convenient for a user to observe the position of the machine head 3 from the outside so as to determine the placement position of the pot 2. In addition, still can make organism 1 adapts to the pan 2 of multiple not unidimensional type, organism 1 is equivalent to a cooking platform that can provide steam, can carry out steam heating to the pan 2 of not unidimensional type, has enlarged steam cooking device's applicable scope has promoted user experience.

The head 3 can be lifted along the axial direction of the mounting hole 112, so that the head 3 has a first moving position where it is engaged with the pot 2 to realize the engagement of the steam outlet 33 with the steam inlet 21, and a second moving position where it is disengaged from the pot 2 to separate the steam outlet 33 from the steam inlet 21.

The utility model discloses in, aircraft nose 3's lift can adopt any one of following two kinds of embodiments:

the first implementation mode comprises the following steps: the cooking device further comprises a driving part, the driving part is arranged in the machine body 1, and the driving part is used for driving the machine head 3 to ascend and descend so as to realize the butt joint of the steam outlet 33 and the steam inlet 21. The automatic driving mode is adopted for driving the machine head to move, and the movement stroke is easier to control and more accurate.

In one example, the driving member includes a motor and a ball screw assembly driven by the motor, the head 3 is connected to the ball screw assembly, and the motor drives the ball screw assembly to move so as to drive the head 3 to perform linear feeding motion. In another example, the driver is an electric push rod. In another example, the drive member is a cam drive mechanism or a rack and pinion drive mechanism. In another example, the drive member is a hydraulic or pneumatic cylinder drive or the like.

Of course, in the present embodiment, the automatic driving manner includes, but is not limited to, the above-mentioned examples, and other manners capable of automatically controlling the movement of the handpiece 3 may be adopted.

The second embodiment: cooking device still includes the elastic component, the elastic component sets up organism 1 with be used for between the aircraft nose 3 at least part the aircraft nose 3 is ejecting the organism 1 outside, the pan is through upwards extruding aircraft nose 3 is flexible in order to realize steam outlet 33 with the butt joint of steam inlet 21.

The third embodiment is as follows: the embodiment adopts a manual driving mode to drive the head 3 to lift, such as manually adjusting the installation position of the head 3 on the machine body 1, or driving the head 3 to lift through a hand wheel and a ball screw pair linked with the hand wheel, and the like.

It should be noted that, the present invention is applicable to a plurality of ways for driving the head 3 to ascend and descend, and is not limited to the above three embodiments, and other technical solutions that can be used for driving the head 3 to ascend and descend in the prior art can also be adopted.

The cooking apparatus further includes a packing 4 installed at the installation hole 112. In the present invention, the sealing ring 4 and the machine body 1 can be fixed by using one of the following embodiments:

example 1: the sealing ring 4 is fixed with the machine body 1 through a clamping structure. The joint structure is including setting up sealing washer 4 with one of them card of organism 1 is protruding, and sets up sealing washer 4 with the draw-in groove of another in the organism 1, the draw-in groove with protruding looks adaptation of card. As shown in fig. 3 and 5, a clamping groove is formed in the seal ring 4, and a clamping protrusion adapted to the clamping groove is provided on the bottom wall 111 of the machine body 1.

Example 2: the sealing ring 4 is fixed with the machine body 1 through a threaded connection structure. First mounting hole has been seted up to sealing washer 4, the second mounting hole has been seted up to organism 1, sealing washer 4 with organism 1 realizes fixing through the fastening screw that wears to locate first mounting hole with the second mounting hole.

Example 3: the sealing ring 4 is fixed with the machine body 1 through an inserting structure. The plug structure is including setting up sealing washer 4 with one of them plug pin of organism 1, and set up sealing washer 4 with the jack of another in the organism 1, the jack with plug pin adaptation, sealing washer 4 with organism 1 passes through plug pin with the jack is realized fixedly.

Example 4: the sealing ring 4 and the machine body 1 are fixed through gluing.

Of course, the fixing method of the seal ring 4 and the housing 1 in the present invention is not limited to the above-mentioned embodiments, and other fixing methods may be adopted.

As shown in fig. 2 to 5, the head 3 further has a lower protruding edge 31 disposed around the circumference of the head 3, and the sealing ring 4 includes a lower lip 41, as shown in fig. 4 and 5, in the second moving position, the lower lip 41 is in sealing abutment with the lower protruding edge 31, so that when the head 3 is separated from the pot 2, the steam injected from the steam inlet 21 enters the interior of the machine body 1 through the mounting hole 112, thereby ensuring a dry environment inside the machine body 1, and being beneficial to prolonging the service life of each component inside the machine body 1.

The machine head 3 comprises a machine head body, and the lower convex edge 31 is fixedly connected with the machine head body. As a preferred embodiment of the present invention, the head body and the lower protruding edge 31 are integrally formed. Furthermore, the inner diameter of the sealing ring 4 is larger than the outer diameter of the handpiece body, so that the resistance of the sealing ring 4 to the handpiece 3 in the lifting process of the handpiece 3 can be reduced, and the abrasion to the sealing ring 4 is reduced. Moreover, the inner diameter of the sealing ring 4 is smaller than the outer diameter of the lower ledge 31, as shown in fig. 4 and 5, in the second moving position, the lower lip 41 is in sealing contact with the upper surface of the lower ledge 31, on one hand, the sealing performance is increased, and the sealing effect is improved, and on the other hand, when the lower lip 41 of the sealing ring 4 is in contact with the lower ledge 31, the sealing ring 4 can generate a certain resistance to the ascending action of the handpiece 3, and has the functions of buffering and reducing noise.

As shown in fig. 3 and 5, the sealing ring 4 further includes a sealing ring body 45, as a preferred embodiment of the present invention, one end of the lower lip edge 41 is fixedly connected to the sealing ring body 45, and the other end extends in a direction away from the sealing ring body 45, so that the lower lip edge 41 is provided with a lower opening groove 42 between the sealing ring body 45, the lower opening groove 42 is provided to increase the deformation of the lower lip edge 41, and when the lower lip edge 31 is in contact with the lower lip edge 41, the contact shape of the lower lip edge 41 with the lower lip edge 31 can be changed, so as to increase the contact stress, so that the lower lip edge 41 is more tightly attached to the lower lip edge 31, which is beneficial to improving the sealing performance of the sealing ring 4.

As shown in fig. 2 to 5, the handpiece 3 further has an upper protruding edge 32 disposed around the handpiece 3, and the upper protruding edge 32 is fixedly connected to the handpiece body. Preferably, the upper protruding edge 32 is integrally formed with the head body, so as to avoid the disadvantages of reduced assembly efficiency caused by assembling after separate molding, a gap existing at the joint of the two after assembly, and the like.

The upper convex edge 32 is located inside the machine body 1, and the outer diameter of the upper convex edge 32 is larger than the inner diameter of the sealing ring 4, so that the resistance of the sealing ring 4 to the machine head 3 in the lifting process of the machine head 3 is reduced, and the abrasion of the sealing ring 4 is reduced. Sealing washer 4 still includes go up lip limit 43 first motion position, go up lip limit 43 with go up protruding edge 32 sealed butt, in order to avoid steam in the external environment of cooking device certainly mounting hole 112 gets into inside the organism 1, for dry environment is built to organism 1 inner space, helps the normal operating of each spare part in the organism 1 inside.

As a preferred embodiment of the present invention, as shown in fig. 3 and 5, one end of the upper lip edge 43 is fixedly connected to the sealing ring body 45, and the other end of the upper lip edge 43 extends in a direction away from the sealing ring body 45, so that an upper open slot 44 is present between the upper lip edge 43 and the sealing ring body 45, and the presence of the upper open slot 44 can increase the deformation of the upper lip edge 43, and when the upper protruding edge 32 contacts the upper lip edge 43, the contact shape of the upper lip edge 43 and the upper protruding edge 32 can be changed, so as to increase the contact stress, so that the upper lip edge 43 and the upper protruding edge 32 are attached more tightly, which is beneficial to improving the sealing performance of the sealing ring 4.

In the present invention, the structure of the upper opening groove 44 and the lower opening groove 42 can adopt one of the following two embodiments:

the first implementation mode comprises the following steps: the openings of the upper opening groove 44 and the lower opening groove 42 are opposite to the machine body 1, so that the machine is convenient to process and manufacture and is easier to demould.

The second embodiment: the upper opening groove 44 and the lower opening groove 42 are both open toward the machine body 1. Compared with the upper and lower open grooves of the first embodiment, in which the openings are opposite to the machine body 1, the lower open grooves of the first embodiment are all facing the machine body, so that the open grooves are 'built-in', and the accumulation of dirt caused by the entry of substances in the external environment (especially, oil smoke in a kitchen, etc.) into the open grooves is avoided. The opening orientations of the upper opening groove and the lower opening groove are consistent, if the sizes of the upper opening groove and the lower opening groove are also consistent, whether the upper surface and the lower surface of the sealing ring 4 are reversely installed or not does not need to be noticed in the assembling process, and because of the symmetrical structure of the sealing ring 4, the assembling efficiency of the sealing ring 4 can be improved, and the production efficiency of products is further improved.

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.

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 the 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 steam cooking device, comprising:

a pot having a cooking cavity and a steam inlet in communication with the cooking cavity;

the cooking machine comprises a machine body, a steam generating unit, a machine head and a mounting hole for at least part of the machine head to penetrate through, wherein the machine head is provided with a steam outlet communicated with the steam generating unit, and steam generated by the steam generating unit can enter the cooking cavity from the steam outlet and the steam inlet; the machine head can be lifted along the axial direction of the mounting hole, so that the machine head has a first motion position which is in butt joint with the cooker to realize the butt joint of the steam outlet and the steam inlet and a second motion position which is separated from the cooker to separate the steam outlet and the steam inlet; the machine head is also provided with a lower convex edge arranged around the circumference of the machine head; and

a seal ring mounted at the mounting aperture, the seal ring including a lower lip, the lower lip sealingly abutting the lower ledge in the second motion position.

2. Steam cooking device according to claim 1,

the machine head comprises a machine head body, the lower convex edge is fixedly connected with the machine head body, and the inner diameter of the sealing ring is larger than the outer diameter of the machine head body and smaller than the outer diameter of the lower convex edge;

in the second moving position, the lower lip is in sealing abutment with an upper surface of the lower ledge.

3. Steam cooking device according to claim 2,

the machine head is also provided with an upper convex edge arranged around the machine head, the upper convex edge is positioned in the machine body, and the outer diameter of the upper convex edge is larger than the inner diameter of the sealing ring;

the seal ring further includes an upper lip in sealing abutment with the upper ledge in the first moving position.

4. Steam cooking device according to claim 3,

the sealing washer still includes the sealing washer body, go up the one end in lip limit and the one end in lower lip limit all with the sealing washer body links firmly, go up the other end in lip limit and the other end in lower lip limit all is to keeping away from the direction of sealing washer body extends, so that go up the lip limit with between the sealing washer body down the lip limit with there is the open slot between the sealing washer body.

5. Steam cooking device according to claim 4,

the opening of the open slot faces the machine body.

6. Steam cooking device according to claim 1,

the sealing washer with the organism passes through one of joint structure, spiro union structure, grafting structure and fixes, perhaps the sealing washer with the organism passes through sticky fixed.

7. Steam cooking device according to claim 1,

the organism includes footstock, base and connection the footstock with the fuselage of base, footstock, fuselage and base enclose into frame form space, the aircraft nose install in the footstock, the base is used for placing the pan, steam generation unit sets up in the fuselage.

8. Steam cooking device according to claim 7,

the steam generating unit comprises a water storage tank, a water pump and a steam generator, wherein a water outlet of the water storage tank is communicated with a water inlet of the water pump, a water outlet of the water pump is communicated with a water inlet of the steam generator, the steam generator is used for heating water into steam, and a steam outlet of the steam generator is communicated with the steam outlet through a steam inlet pipeline.

9. Steam cooking device according to claim 7,

the cooking device further comprises a steam recovery unit, the steam recovery unit comprises a water collecting box, a steam outlet pipe and a steam discharge outlet, the water collecting box is arranged in the machine body, the steam discharge outlet is arranged on the machine head, and the steam discharge outlet is communicated with the water collecting box through the steam outlet pipe;

the steam recovery unit still includes steam valve and steam discharge entry, steam valve and steam discharge entry set up in the pan, steam discharge entry one end with culinary art chamber, the other end with the steam valve intercommunication, the steam outlet of steam valve with steam discharge outlet intercommunication.

10. Steam cooking device according to claim 1,

the cooking device further comprises a driving piece, the driving piece is arranged in the machine body and used for driving the machine head to lift so as to realize butt joint of the steam outlet and the steam inlet; or

The cooking device further comprises an elastic piece, the elastic piece is arranged between the machine body and the machine heads and used for ejecting at least part of the machine heads out of the machine body, and the cookware is extruded upwards to stretch and retract the machine heads so as to realize the butt joint of the steam outlets and the steam inlets.

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