CN209031852U - Cooking apparatus - Google Patents

Abstract

The utility model discloses a kind of cooking apparatus, comprising: pot body, pot body includes interior pot and interior cookware has the open cooking cavity in top；Pot cover, pot cover are movably installed between open and closed positions to pot body, and pot cover includes inner cover and cover plate assembly, and cover plate assembly is set to the side towards cooking cavity of inner cover；Elastic component, elastic component are set between inner cover and cover plate assembly, and cover plate assembly is configured to float when pot cover is in an open position, relative to inner cover, and the pot edge of interior pot is compressed when pot cover is in the closed position, through elastic component.According to the cooking apparatus of the utility model embodiment, by the way that elastic component is arranged between inner cover and cover plate assembly, so that with certain activity space when cover plate assembly is mounted on pot cover, to offset rigging error, simultaneously because being equipped with elastic component, when so that pot cover is in the closed position, cover plate assembly can keep close fit-state with the pot edge of interior pot, the air-tightness of cooking cavity is improved, user experience is good.

Description

Cooking apparatus

Technical field

The utility model relates to living electric apparatus technical fields, in particular to a kind of cooking apparatus.

Background technique

Electric cooker in the related technology in order to promote grain of rice water suction in the water suction stage, or increases rice fresh-keeping effect, usually Increase exhaust tube and aspiration pump in lid, aspiration pump makes to form negative pressure state in cooking cavity to pumping in cooking cavity, thus real Existing said effect, and realize that the necessary factor of pumping is that have good air-tightness in cooking cavity.

In order to keep good air-tightness, usually the next internal pot progress of installation silica gel sealing ring is close on the cover board for electric cooker Envelope, however, cover board is detachably arranged on the lid of electric cooker, due to fabrication and installation etc. are various, in electric cooker After closing lid, the sealing ring that often will appear cover board cannot keep fitting closely state well with interior pot, be easy to cause gas leakage Risk influences user's use, there are improved spaces to not have promotion water suction or fresh-keeping effect.

Utility model content

The utility model aims to solve at least one of the technical problems existing in the prior art.For this purpose, the utility model One purpose is to propose a kind of cooking apparatus, and the cooking pot air-tightness is good, and user experience is good.

According to the cooking apparatus of the utility model embodiment, comprising: pot body, the pot body include interior pot and the interior cookware There is the open cooking cavity in top；Pot cover, the pot cover are movably installed between open and closed positions to the pot Body, the pot cover include inner cover and cover plate assembly, and the cover plate assembly is set to the side towards the cooking cavity of the inner cover； Elastic component, the elastic component are set between the inner cover and the cover plate assembly, and the cover plate assembly is configured in the pot It can float when lid is in the open position, relative to the inner cover, when the pot cover is in the closed position, pass through institute State the pot edge that elastic component compresses the interior pot.

Made according to the cooking apparatus of the utility model embodiment by the way that elastic component is arranged between inner cover and cover plate assembly It obtains when cover plate assembly is mounted on pot cover with certain activity space, so as to offset rigging error, simultaneously because being equipped with Elastic component, when so that pot cover is in the closed position, cover plate assembly can be protected under the reaction force of elastic component with the pot edge of interior pot Close fit-state is held, the air-tightness of cooking cavity is improved, user experience is good.

According to the cooking apparatus of the utility model embodiment, further includes: movable part, the movable part be set to the inner cover and Positioned at the side backwards to the cooking cavity of the cover plate assembly, the elastic component is located between the movable part and the inner cover So that the movable part is removable relative to the inner cover.

Further, the inner cover has the guide groove extended along its thickness direction and the positioning in the middle part of the guide groove Seat, the movable part are movably disposed in the guide groove and have open at one end, the closed chamber of the other end, the elastic component It supports in the chamber and only and connect with the closed end of the positioning seat and the movable part.

Optionally, the open end of the movable part has the anticreep grab for being suitable for being clamped with the inner cover.

According to the cooking apparatus of the utility model embodiment, when the pot cover is in the open position, the cover board The distance between component and the inner cover are h, 2mm≤h≤6mm；When the pot cover is in the closed position, the elasticity The decrement of part is less than or equal to h.

According to the cooking apparatus of the utility model embodiment, the elastic component is spring, silica gel or sponge.

Optionally, the cover plate assembly and the inner cover are detachably connected, when the cover plate assembly and the inner cover point From when, the elastic component protrude from the inner cap surface with a thickness of m, after the cover plate assembly and the inner cover assemble, institute State cover plate assembly by the elastic component compress and the cover plate assembly relative to the inner cover float distance be n, 2mm≤n < m≤6mm.

According to the cooking apparatus of the utility model embodiment, the cover plate assembly includes: cover board；Pressure ring, the pressure ring shape It circularizes and is installed on the cover board；Sealing ring, the sealing ring are installed on the cover board by the pressure ring, when the pot cover When in the closed position, the sealing ring is sealedly connected between the pressure ring and the pot edge of the interior pot, wherein described The plate thickness of cover board is d, 0.4mm≤d≤2mm, so that the ability that the cover board bears negative pressure reaches -10kPa~-80kPa.

Specifically, the shape formation circle corresponding with the pot mouth-shaped of the interior pot of the cover board, and the cover board Radial dimension is greater than the radial dimension of the pot mouth of the interior pot.

According to the cooking apparatus of the utility model embodiment, the cover plate assembly has aspirating hole, and the cooking apparatus is also Including air extractor, the air extractor is connected to will be pumped into negative pressure state in the cooking cavity with the aspirating hole.

Further, the air extractor includes aspiration pump and solenoid valve, the solenoid valve be connected to the aspiration pump with Between the aspirating hole, for controlling the on-off of the gas circuit between the aspiration pump and the aspirating hole, the gas of the solenoid valve Body flow is greater than the gas flow of the aspiration pump.

Specifically, the cover plate assembly has relief hole, and the cooking apparatus further includes pressure relief device, the pressure relief device It include: seal assembly, the seal assembly moves longitudinally, and is used to open and blocks the relief hole；Driving assembly, the drive Dynamic component has the slide bar laterally moved, for pushing the seal assembly along the longitudinal movement.

Specifically, it is 4mm-8mm that the relief hole, which is the diameter of circular hole and the relief hole,.

Optionally, at least part of the slide bar forms the inclination rod segment extended relative to the lateral inclination, and institute Stating the difference in height between the highest point and the lowest point of inclination rod segment is A, 2mm≤A≤8mm.

Further, the driving component further includes the electromagnet for driving the slide bar mobile, and the slide bar is opposite In the electromagnet along the lateral displacement be B, 4mm≤B≤10mm.

Specifically, the seal assembly includes: pushing part, the pushing part there is the perforation that is adapted to the slide bar so that The slide bar pushes the pushing part along the longitudinal movement；Sealing, the sealing are installed on the pushing part, for beating The relief hole is opened and blocks, and the sealing is greater than the pressure release in the frontal projected area of plane where the cover plate assembly Frontal projected area of the hole in plane where the cover plate assembly.

Further, the seal assembly further includes pressure relief sealing ring and the pressure relief sealing ring includes: ring body, institute It states ring body and is fixedly arranged on the inner cover；Deformation sheet is sealed, the sealing deformation sheet forms the annular and described sealing deformation sheet Outer periphery is connect with the ring body, and the inner edge of the sealing deformation sheet is connect with the sealing.

The additional aspect and advantage of the utility model will be set forth in part in the description, partially will be from following description In become obvious, or recognized by the practice of the utility model.

Detailed description of the invention

The above-mentioned and/or additional aspect and advantage of the utility model from the description of the embodiment in conjunction with the following figures will Become obvious and be readily appreciated that, in which:

Fig. 1 is the structural schematic diagram according to the cooking apparatus of the utility model embodiment；

Fig. 2 is the structural schematic diagram according to the pot cover of the utility model embodiment；

Fig. 3 is the cross-sectional view of the line A-A along Fig. 2；

Fig. 4 is the enlarged drawing of C-structure in Fig. 3；

Fig. 5 is the cross-sectional view of the line B-B along Fig. 2；

Fig. 6 is the scheme of installation of the inner cover and elastic component according to the utility model another embodiment；

Fig. 7 is the structural schematic diagram according to the pot cover of the utility model another embodiment；

Fig. 8 is the structural schematic diagram according to the pressure relief device of the utility model embodiment.

Appended drawing reference:

Cooking apparatus 100,

Interior pot 10, cooking cavity 11

Pot cover 20, inner cover 21, guide groove 211, positioning seat 212, cover plate assembly 22, cover board 221, pressure ring 222, sealing ring 223, Ring body 2231, transverse sealing lip 2232, longitudinal sealing lip 2233, relief hole 23,

Elastic component 30,

Movable part 40, chamber 401, anticreep grab 41,

Air extractor 50, aspiration pump 51, solenoid valve 52,

Pressure relief device 60, seal assembly 61, pushing part 611, sealing 612, pressure relief sealing ring 613, ring body 614, Seal deformation sheet 615, driving assembly 62, electromagnet 621, slide bar 622, spring 623.

Specific embodiment

The embodiments of the present invention are described below in detail, examples of the embodiments are shown in the accompanying drawings, wherein from beginning Same or similar element or element with the same or similar functions are indicated to same or similar label eventually.Below by ginseng The embodiment for examining attached drawing description is exemplary, and is only used for explaining the utility model, and should not be understood as to the utility model Limitation.

In the description of the present invention, it should be understood that term " center ", " longitudinal direction ", " transverse direction ", " length ", " width Degree ", " thickness ", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom" "inner", "outside", " suitable The orientation or positional relationship of the instructions such as hour hands ", " counterclockwise ", " axial direction ", " radial direction ", " circumferential direction " is orientation based on the figure Or positional relationship, be merely for convenience of describing the present invention and simplifying the description, rather than the device of indication or suggestion meaning or Element must have a particular orientation, be constructed and operated in a specific orientation, therefore should not be understood as the limit to the utility model System.In addition, defining " first ", the feature of " second " can explicitly or implicitly include one or more of the features. In the description of the present invention, unless otherwise indicated, the meaning of " plurality " is two or more.

In the description of the present invention, it should be noted that unless otherwise clearly defined and limited, term " is pacified Dress ", " connected ", " connection " shall be understood in a broad sense, for example, it may be being fixedly connected, may be a detachable connection, or integrally Connection；It can be mechanical connection, be also possible to be electrically connected；Can be directly connected, can also indirectly connected through an intermediary, It can be the connection inside two elements.For the ordinary skill in the art, above-mentioned art can be understood with concrete condition The concrete meaning of language in the present invention.

Below with reference to Fig. 1-Fig. 8 description according to the cooking apparatus 100 of the utility model embodiment.

As Figure 1-Figure 8, according to the cooking apparatus 100 of the utility model one embodiment, comprising: pot body, pot cover 20 With elastic component 30.

Pot body includes interior pot 10, and interior pot 10 has the open cooking cavity 11 in top, and pot cover 20 is mounted in pot body, and pot cover 20 can be movable between open and closed positions, and pot cover 20 includes inner cover 21 and cover plate assembly 22, and cover plate assembly 22 is set It sets in the side towards cooking cavity 11 of inner cover 21, elastic component 30 is arranged between inner cover 21 and cover plate assembly 22.

Wherein, cover plate assembly 22 is configured to following state: when pot cover 20 is in an open position, cover plate assembly 22 can be with It floats relative to inner cover 21, when pot cover 20 is in the closed position, cover plate assembly 22 is pressed on interior pot 10 by elastic component 30 On pot edge, cover plate assembly 22 and interior pot 10 realize the state fitted closely.

According to the cooking apparatus 100 of the utility model embodiment, by the way that bullet is arranged between inner cover 21 and cover plate assembly 22 Property part 30, so that with certain activity space when cover plate assembly 22 is mounted on pot cover 21, so as to offset rigging error, Simultaneously because being equipped with elastic component 30, when so that pot cover 20 is in the closed position, cover plate assembly 22 can be in the anti-work of elastic component 30 Firmly the lower pot edge with interior pot 10 keeps close fit-state, improves the air-tightness of cooking cavity 11, user experience is good.

As shown in figs 2-4, one embodiment according to the present utility model, cooking apparatus 100 further include movable part 40, living Moving part 40 is arranged in inner cover 21, and movable part 40 is located at the side backwards to cooking cavity 11 of cover plate assembly 22, and elastic component 30 is arranged Between movable part 40 and inner cover 21, by squeezing elastic component 30, allow movable part 40 mobile relative to inner cover 21, in turn Cover plate assembly 22 is floated relative to inner cover 21, cover plate assembly 22 can also be compressed by movable part 40 and elastic component 30 Inside on the pot edge of pot 10.

As shown in figure 4, in some instances, inner cover 21 has guide groove 211 and positioning seat 212, and guide groove 211 is along inner cover 21 Thickness direction extends, and positioning seat 212 is located at the middle part of guide groove 211, and movable part 40 is movably disposed in guide groove 211, activity Part 40 has open at one end, the closed chamber 401 of the other end, and elastic component 30 is arranged in chamber 401, and the both ends of elastic component 30 It only supports and connect with the closed end of positioning seat 212 and movable part 40 respectively, when carrying out closing lid movement, cover plate assembly 22 and interior pot 10 Pot edge contact, and jacking up movable part 40 makes it to close to the movement of 212 direction of positioning seat, when closing lid, which acts, to be completed, cover plate assembly 22 under the reaction of elastic component 30, is pressed on the pot edge of interior pot 10, and cover plate assembly 22 and interior pot 10 realize close fitting, Improve the air-tightness of interior pot 10.

In some preferred examples, the open end of movable part 40 has an anticreep grab 41, anticreep grab 41 be suitable for it is interior Lid 21 is clamped, and when cover plate assembly 22 is not installed on pot cover 20, is connect movable part 40 with inner cover 21 by fastener 41, It avoids movable part 40 and elastic component 30 is fallen from pot cover 20, and influence the usage experience of user.

As shown in figure 5, one embodiment according to the present utility model, when pot cover 20 is in an open position, cover plate assembly The distance between 22 and inner cover 21 are h, 2mm≤h≤6mm, are suitable for elasticity to guarantee to have between cover plate assembly 22 and inner cover 21 The distance that part 30 is installed；When pot cover 20 is in the closed position, elastic component 30 is squeezed or is in close contact with cover plate assembly 22, The decrement of elastic component 30 is less than or equal to h, to guarantee that cover plate assembly 22 can realize lid under the compression of elastic component 30 Board group part 22 is fitted closely with interior pot 10, improves the air-tightness of interior pot 10.Wherein, elastic component 30 can be spring, silica gel Or sponge.

As shown in Figure 6 and Figure 7, another embodiment according to the present utility model, cover plate assembly 22 and inner cover 21 are detachable Ground connection, when cover plate assembly 22 is separated with inner cover 21, elastic component 30 protrude from 21 surface of inner cover with a thickness of m, when cover board group After part 22 and inner cover 21 assemble, cover plate assembly 22 compresses elastic component 30, cover plate assembly 22 relative to inner cover 21 float away from From for n, 2mm≤n < m≤6mm, to guarantee that cover plate assembly 22 can realize cover plate assembly 22 under the compression of elastic component 30 With fitting closely for interior pot 10, the air-tightness of interior pot 10 is improved.

In some specific examples, elastic component 30 is fixedly mounted on inner cover 21, the preferred silica gel of the material of elastic component 30, It may be spring or sponge, elastic component 30 can also be that prominent 21 lower surface height of inner cover is the metal clips structure of m, cover board When component 22 is mounted on inner cover 21, cover plate assembly 22 is contacted with elastic component 30 first, elastic component 30 is then compressed, so that cover board Component 22 and inner cover 21 fit closely, the distance between pot edge of cover plate assembly 22 and interior pot 10 n, when closing pot cover 20, lid The contact of the pot edge of board group part 22 and interior pot 10, and elastic component 30 is up squeezed, after the completion of closing lid movement, cover plate assembly 22 is in bullet Under the reaction force of property part 30, makes cover plate assembly 22 and interior pot 10 keep closely being bonded, realize the sealing of cooking cavity 11 simultaneously Improve air-tightness.

As shown in Figure 3 and Figure 4, one embodiment according to the present utility model, cover plate assembly 22 include: cover board 221, pressure ring 222 and sealing ring 223, pressure ring 222 forms annular, and cover board 221 can pass through the structures such as fastener or button bit and pressure ring 222 is fixed Installation, sealing ring 223 is mounted on cover board 221 by pressure ring 222, and when pot cover 20 is in the closed position, pressure ring 222 can be incited somebody to action Sealing ring 223 is pressed on the pot edge of interior pot 10, to make sealing ring 223 and cover board 221 seal interior pot 10, while pressure ring 222 pressure, which is set, can make sealing ring 223 keep original-shape and initial position, avoid the deformation of sealing ring 223 or Influence of Displacement close Seal effect.

Further, in order to enhance the bearing capacity of cover board 221, the material of cover board 221 is selected as metal material, preferably The plate thickness d of cover board 221 is limited in 0.4mm to 2mm by 304 stainless steel materials, cooperates various sizes of interior pot 10, with So that cover board 221 is reached -10kPa~-80kPa relative to the ability of normal pressure state (i.e. an atmospheric pressure), receiving negative pressure, i.e., ought cook When preparing food that pressure is lower than ambient atmosphere pressure 10kPa-80kPa (air pressure is about 0.2-0.9 atmospheric pressure in cooking cavity) in chamber 11, cover Plate 221 can keep stable state.

In some specific examples, sealing ring 223 includes: ring body 2231, transverse sealing lip 2232 and longitudinal direction Lip 2233 is sealed, ring body 2231 is mounted on the outside of cover board 221 and is interference fitted with cover board 221 and connects, transverse sealing Lip 2232 is connected to the outer periphery of ring body 2231, and transverse sealing lip 2232 is directed away from 2231 center of ring body Direction extend, transverse sealing lip 2232 forms annular, week of the annular transverse sealing lip 2232 along ring body 2231 To extension, and transverse sealing lip 2232 be adapted to including between 10 pot edge of pot and pressure ring 222, and respectively with interior 10 pot edge of pot It is tightly connected with pressure ring 222, longitudinal sealing lip 2233 is connected to the lower surface of ring body 2231, longitudinal sealing lip 2233 Extend downward so as to protrude into interior pot 10, by setting transverse sealing lip 2232 and longitudinal sealing lip 2233, into one Step improves the leakproofness of sealing ring 223, guarantees that the air-tightness in cooking cavity 11 (is not higher than the external world by positive/negative-pressure in cooking cavity 11 Normal pressure or lower than extraneous normal pressure) influence.

In some instances, the shape of cover board 221 forms circle, so as to 10 pots of mouths of interior pot with cooking apparatus 100 Shape it is corresponding, the radial dimension D of cover board 221 is greater than the interior radial dimension D 0 of 10 pots of mouths of interior pot, i.e., so that cover board 221 is horizontal The area of projection is greater than the horizontal projected area of interior 10 pots of mouths of pot, so that it is covered on cover board 221 on the pot edge of interior pot 10, The pot edge of interior pot 10 provides cover board 221 certain support, and it is steady when cooking apparatus 100 works to further increase cover board 221 Qualitative and bearing capacity.

One embodiment according to the present utility model, cover plate assembly 22 have aspirating hole (not shown), cooking apparatus 100 further include air extractor 50, and air extractor 50 is connected to aspirating hole, will be pumped into negative pressure state in cooking cavity 11, that is, is formed Lower than the state of extraneous normal pressure, promotes grain of rice water suction in the water suction stage of cooking apparatus 100, or increase rice fresh-keeping effect, mention The usage experience of high user.

As shown in Fig. 2, air extractor 50 includes aspiration pump 51 and solenoid valve 52, solenoid valve in some specific examples 52 are connected between aspiration pump 51 and aspirating hole, and solenoid valve 52 is used to control the logical of the gas circuit between aspiration pump 51 and aspirating hole Disconnected, the gas flow of solenoid valve 52 is greater than the gas flow of aspiration pump 51, to guarantee steady in pumping efficiency and pumping process It is qualitative.

As shown in Figure 5 and Figure 8, one embodiment according to the present utility model, cover plate assembly 22 have relief hole 23, culinary art Utensil 100 further includes pressure relief device 60, and pressure relief device 60 includes seal assembly 61 and driving assembly 62, and seal assembly 61 can edge Longitudinal (up and down direction as shown in Figure 8) is mobile, to open and block relief hole 23, driving assembly 62 has slide bar 622, sliding Bar 622 can transversely (left and right directions as shown in Figure 8) it is mobile, slide bar 622 be connect with seal assembly 61, so as to When slide bar 622 laterally moves, seal assembly 61 is pushed to move longitudinally, i.e., turned the active force of the transverse movement of slide bar 622 It for the active force of the longitudinal movement of seal assembly 61, realizes that relief hole 21 is opened and closed, while reducing the height of the occupancy of pressure relief device 60 Degree, and then the height of pot cover 20 is reduced, it reduces costs.

In some instances, relief hole 23 is circular hole, and the diameter of relief hole 23 is 4mm-8mm, when cooking apparatus bears to bear It when the ability of pressure reaches -10kPa~-80kPa, can be obtained according to F=PS, act on the range of the adsorption capacity f ' on seal assembly 61 For 13g~410g.

Further, at least part of slide bar 622 forms the inclination rod segment extended relative to lateral inclination, i.e. slide bar 622 a part forms inclination rod segment, and the both ends for tilting rod segment are respectively formed highs and lows, and tilt the both ends of rod segment It is connect respectively with 622 arc transition of slide bar, the difference in height tilted between the highest point and the lowest point of rod segment is A, so as to band The distance that dynamic sealing assembly 61 moves up and down is A, wherein 2mm≤A≤8mm, to guarantee to fully open or close relief hole 23。

In some instances, driving assembly 62 further includes electromagnet 621, and electromagnet 621 is mobile for driving slider 622, Slide bar 622 is B relative to the displacement of electromagnet 621 transversely, wherein 4mm≤B≤10mm, in order to band dynamic sealing assembly 61 move up and down, and the distance for moving up and down seal assembly 61 meets the needs of opening or closing relief hole 23.

In some optional examples, spring 623 is equipped between electromagnet 621 and slide bar 622, spring 623 can be to slide bar Buffer function is played in 622 movement, and after the mobile drive spring 623 of slide bar 622 compresses, spring 324 can replace electromagnet 621 suction makes slide bar 622 rely on the spring return of spring 623 to original position.Wherein, when cooking apparatus bears the ability of negative pressure Reach -10kPa~-80kPa, the adsorption capacity f ' acted on seal assembly 61 is 13g~410g, and spring 623 is in electromagnetism at this time Compressing force f > 13g when 621 stroke of iron is 0, so that sealing 612 can move under the compression force of spring 623.

As shown in figure 8, in some instances, seal assembly 61 includes: pushing part 611 and sealing 612, pushing part 611 With the perforation being adapted to slide bar 622, so as to so that slide bar 622 protrudes into perforation, and pushing part 611 is pushed to move along longitudinal direction Dynamic, sealing 612 is mounted on the lower section of pushing part 611, and sealing 612 is used to open and blocks relief hole 23, and sealing 612 exists The frontal projected area of 22 place plane of cover plate assembly be greater than relief hole 23 22 place plane of cover plate assembly frontal projected area, from And when sealing 612 moves down and blocks relief hole 23, relief hole 23 can be blocked completely, guarantee the gas in cooking cavity 11 Close property.

In some instances, seal assembly 61 further includes pressure relief sealing ring 613, and pressure relief sealing ring 613 includes: ring body 614 are fixed on inner cover 21 with sealing deformation sheet 615, ring body 614, and sealing deformation sheet 615 forms annular, annular sealing The outer periphery of deformation sheet 615 is connect with ring body 614, and the inner edge of sealing deformation sheet 615 is connect with sealing 612.

When needing to close relief hole 23, pushing part 611 is moved down relative to inner cover 21, to drive sealing 612 It moves down, sealing deformation sheet 615 deforms so that its inner edge is moved down with sealing 612, ensure that pushing part 611 With the leakproofness between pressure relief sealing ring 613, while preventing pressure relief sealing ring 613 from falling off from pushing part 611.

One specific implementation of cooking apparatus 100 according to the present utility model is described below with reference to Fig. 1-Fig. 5 and Fig. 8 Example.

Cooking apparatus 100 includes pot body, pot cover 20, elastic component 30, movable part 40, air extractor 50 and pressure relief device 60.

Pot body includes interior pot 10, and interior pot 10 has the open cooking cavity 11 in top, and pot cover 20 is mounted in pot body, and pot cover 20 can be movable between open and closed positions, and pot cover 20 includes inner cover 21 and cover plate assembly 22, and cover plate assembly 22 is set It sets in the downside of inner cover 21.

Inner cover 21 has guide groove 211 and positioning seat 212, and guide groove 211 extends along the thickness direction of inner cover 21, positioning seat 212 Positioned at the middle part of guide groove 211, movable part 40 has open at one end, the closed chamber 401 of the other end, and the open end of movable part 40 has There is an anticreep grab 41, when installation, elastic component 30 is arranged in chamber 401, and anticreep grab 41 is connected to the guide groove 211 of inner cover 21 On, it supports the both ends of elastic component 30 only with the closed end of positioning seat 212 and movable part 40 respectively and connect.

Cover plate assembly 22 includes cover board 221, pressure ring 222 and sealing ring 223, and pressure ring 222 forms annular, 221 pressure ring of cover board 222 are mounted on cover board 221, and sealing ring 223 includes ring body 2231, transverse sealing lip 2232 and longitudinal sealing lip 2233, ring body 2231 is mounted on the outside of cover board 221 and is interference fitted with cover board 221 and connected by pressure ring 222, laterally close Envelope lip 2232 is connected to the outer periphery of ring body 2231, and transverse sealing lip 2232 forms annular and extends outwardly, and indulges The lower surface of ring body 2231 is connected to sealing lip 2233 and is extended downwardly.

The shape of cover board 221 forms circle, and the radial dimension D of cover board 221 is greater than the interior radial dimension of 10 pots of mouths of interior pot D0, the material of cover board 221 are selected as 304 stainless steel materials, and the plate thickness d of cover board 221 is 1.5mm, relative to normal pressure state The ability that (i.e. an atmospheric pressure), cover board 221 bear negative pressure reaches -10kPa~-80kPa.Also there is aspirating hole on cover board 221 (not shown) and relief hole 23, wherein relief hole 23 is circular hole, and the diameter of relief hole 23 is 6mm.

Air extractor 50 is mounted on inner cover 21, and air extractor 50 includes aspiration pump 51 and solenoid valve 52, aspiration pump 51 It being connected to by solenoid valve 52 with aspirating hole, solenoid valve 52 is used to control the on-off of the gas circuit between aspiration pump 51 and aspirating hole, and The gas flow of solenoid valve 52 is greater than the gas flow of aspiration pump 51, and aspiration pump 51 can will be pumped into negative pressure shape in cooking cavity 11 State.

Pressure relief device 60 is mounted on inner cover 21, and pressure relief device 60 includes seal assembly 61 and driving assembly 62, driving Component 62 includes electromagnet 621, slide bar 622 and spring 623, and electromagnet 621 is mobile for driving slider 622, and spring 623 is arranged Between electromagnet 621 and slide bar 622, slide bar 622 a part formed inclination rod segment, inclination rod segment in left-right direction from a left side to The right side tilts gradually downward, and the left and right ends for tilting rod segment are respectively formed highs and lows, and between the highest point and the lowest point Difference in height A be 5mm.

Seal assembly 61 includes pushing part 611, sealing 612 and pressure relief sealing ring 613, and pushing part 611 has and slide bar The lower part of the perforation of 622 adaptations, sealing 612 and pushing part 611, which is clamped, to be connected, and pressure relief sealing ring 613 includes ring body 614 With sealing deformation sheet 615, ring body 614 is fixed on inner cover 21, and sealing deformation sheet 615 forms annular, and annular sealing becomes The outer periphery of shape piece 615 is connect with ring body 614, and the inner edge of sealing deformation sheet 615 is connect with sealing 612.

When cover plate assembly 22 is mounted on inner cover 21, by the pressuring action of movable part 40 and elastic component 30, cover plate assembly The distance between 22 and inner cover 21 are that h is 4mm；When closing pot cover 20, longitudinal sealing lip 2233 is protruded into interior pot 10, laterally Sealing lip 2232 contacts with the pot edge of interior pot 10 and drives pressure ring 222 and cover board 221 to move up, and movable part 40 moves up Compression elastic piece 30；After completing closing lid movement, the pot edge of pot 10 including cover board 221 compresses under the reaction of elastic component 30 On, and transverse sealing lip 2232 and the pot edge of interior pot 10 are fitted closely, it ensure that the air-tightness of interior pot 10.

When needing to being evacuated in cooking cavity 11, electromagnet 621 is powered, and driving slider 622 is moved to the left, 622 band of slide bar Dynamic pushing part 611 moves down, and then sealing 612 is driven to move down, and sealing deformation sheet 615 deforms so that its inner circumferential Along being moved down with sealing 612, relief hole 23 is blocked, at this point, solenoid valve 52 is by the gas circuit between aspirating hole and aspiration pump Conducting, aspiration pump 51 work, and the gas in cooking cavity 11 is discharged to the external world, to make to realize negative pressure state in cooking cavity 11.

When cooking cavity 11 needs pressure release, electromagnet 621 power off, at this time the compressing force of spring 623 be greater than sealing 612 by To the adsorption of negative pressure, so that the moment under the reaction of the compressing force of spring 623 of slide bar 622 be made to move right, push Portion 611 moves upwards, and the sealing 612 of sealing relief hole 23 is pulled up, and pressure release is realized in cooking cavity 11 and extraneous conducting.

According to other compositions of the cooking apparatus 100 of the utility model embodiment and operate for ordinary skill All be for personnel it is known, be not detailed herein.

In the description of this specification, reference term " one embodiment ", " some embodiments ", " illustrative examples ", The description of " example ", " specific example " or " some examples " etc. means specific features described in conjunction with this embodiment or example, knot Structure, material or feature are contained at least one embodiment or example of the utility model.In the present specification, to above-mentioned art The schematic representation of language may not refer to the same embodiment or example.Moreover, description specific features, structure, material or Person's feature can be combined in any suitable manner in any one or more of the embodiments or examples.

While there has been shown and described that the embodiments of the present invention, it will be understood by those skilled in the art that: These embodiments can be carried out with a variety of variations, modification, replacement in the case where not departing from the principles of the present invention and objective And modification, the scope of the utility model are defined by the claims and their equivalents.

Claims (17)

1. a kind of cooking apparatus characterized by comprising

Pot body, the pot body includes interior pot and the interior cookware has the open cooking cavity in top；

Pot cover, the pot cover are movably installed between open and closed positions to the pot body, and the pot cover includes Inner cover and cover plate assembly, the cover plate assembly are set to the side towards the cooking cavity of the inner cover；

Elastic component, the elastic component are set between the inner cover and the cover plate assembly, and the cover plate assembly is configured in institute Stating pot cover can float when being in the open position, relative to the inner cover, when the pot cover is in the closed position, logical Cross the pot edge that the elastic component compresses the interior pot.

2. cooking apparatus according to claim 1, which is characterized in that further include:

Movable part, the movable part are set to the inner cover and are located at the side backwards to the cooking cavity of the cover plate assembly, institute Elastic component is stated to be located between the movable part and the inner cover so that the movable part is removable relative to the inner cover.

3. cooking apparatus according to claim 2, which is characterized in that the inner cover has leads along what its thickness direction extended Slot and the positioning seat in the middle part of the guide groove,

The movable part is movably disposed in the guide groove and has open at one end, the closed chamber of the other end, the elasticity Part is set in the chamber and only supports with the closed end of the positioning seat and the movable part and connect.

4. cooking apparatus according to claim 3, which is characterized in that the open end of the movable part have be suitable for it is described The anticreep grab of inner cover clamping.

5. cooking apparatus according to claim 1, which is characterized in that when the pot cover is in the open position, institute Stating the distance between cover plate assembly and the inner cover is h, 2mm≤h≤6mm；When the pot cover is in the closed position, institute The decrement for stating elastic component is less than or equal to h.

6. cooking apparatus according to claim 1, which is characterized in that the elastic component is spring, silica gel or sponge.

7. cooking apparatus according to claim 6, which is characterized in that the cover plate assembly removably connects with the inner cover Connect, when the cover plate assembly is separated with the inner cover, the elastic component protrude from the inner cap surface with a thickness of m, work as institute After stating cover plate assembly and inner cover assembling, the cover plate assembly compresses the elastic component and the cover plate assembly is relative to institute The distance of floating for stating inner cover is n, 2mm≤n < m≤6mm.

8. cooking apparatus according to claim 1, which is characterized in that the cover plate assembly includes:

Cover board；

Pressure ring, the pressure ring form annular and are installed on the cover board；

Sealing ring, the sealing ring are installed on the cover board by the pressure ring, when the pot cover is in the closed position, The sealing ring is sealedly connected between the pressure ring and the pot edge of the interior pot,

Wherein, the plate thickness of the cover board be d, 0.4mm≤d≤2mm so that the cover board bear negative pressure ability reach- 10kPa~-80kPa.

9. cooking apparatus according to claim 8, which is characterized in that the shape of the cover board forms the pot with the interior pot The corresponding circle of mouth-shaped, and the radial dimension of the cover board is greater than the radial dimension of the pot mouth of the interior pot.

10. cooking apparatus according to claim 1, which is characterized in that the cover plate assembly has aspirating hole, the culinary art Utensil further includes air extractor, and the air extractor is connected to will be pumped into negative pressure state in the cooking cavity with the aspirating hole.

11. cooking apparatus according to claim 10, which is characterized in that the air extractor includes aspiration pump and electromagnetism Valve, the solenoid valve are connected between the aspiration pump and the aspirating hole, for controlling the aspiration pump and the aspirating hole Between gas circuit on-off, the gas flow of the solenoid valve is greater than the gas flow of the aspiration pump.

12. cooking apparatus described in any one of -11 according to claim 1, which is characterized in that the cover plate assembly has pressure release Hole, the cooking apparatus further include pressure relief device, and the pressure relief device includes:

Seal assembly, the seal assembly move longitudinally, and are used to open and block the relief hole；

Driving assembly, the driving component has the slide bar laterally moved, for pushing the seal assembly along the longitudinal direction It is mobile.

13. cooking apparatus according to claim 12, which is characterized in that the relief hole is circular hole and the relief hole Diameter is 4mm-8mm.

14. cooking apparatus according to claim 12, which is characterized in that at least part of the slide bar formed relative to The inclination rod segment that the lateral inclination extends, and the difference in height between the highest point and the lowest point of the inclination rod segment is A, 2mm ≤A≤8mm。

15. cooking apparatus according to claim 14, which is characterized in that the driving component further includes described for driving The mobile electromagnet of slide bar, the slide bar are B, 4mm≤B≤10mm along the lateral displacement relative to the electromagnet.

16. cooking apparatus according to claim 12, which is characterized in that the seal assembly includes:

Pushing part, the pushing part has the perforation being adapted to the slide bar so that the slide bar pushes the pushing part along described Longitudinal movement；

Sealing, the sealing are installed on the pushing part, are used to open and block the relief hole, and the sealing exists The frontal projected area of plane where the cover plate assembly is greater than the relief hole in the orthographic projection of plane where the cover plate assembly Area.

17. cooking apparatus according to claim 16, which is characterized in that the seal assembly further include pressure relief sealing ring and The pressure relief sealing ring includes:

Ring body, the ring body are fixedly arranged on the inner cover；

Deformation sheet is sealed, the sealing deformation sheet forms the outer periphery of annular and the sealing deformation sheet and the ring body connects It connects, the inner edge of the sealing deformation sheet is connect with the sealing.