CN208709559U - Steam box and have its cooking utensil - Google Patents

Abstract

The utility model provides a steam box and have its cooking utensil, wherein, steam box includes: a steam box base; the steam box cover is provided with an exhaust port and is arranged on the steam box base and forms an exhaust channel with the steam box base in an enclosing mode, and an anti-overflow part is arranged on the steam box cover and is used for containing or guiding liquid formed by condensation at the exhaust port to prevent the liquid from flowing out of the steam box. The utility model provides an electric pressure cooker among the prior art in the course of the work, receive the cold water droplet that condenses into when culinary art steam discharge steam cover and flow everywhere and cause the dirty problem in surface of electric pressure cooker.

Description

Vapor box and cooking apparatus with it

Technical field

The utility model relates to field of cooking techniques, in particular to a kind of vapor box and with its cooking apparatus.

Background technique

In field of cooking techniques, the aesthetic appearance of cooker and user whether is able to satisfy to electric pressure cooking saucepan using cleanliness Usage experience demand has been to be concerned by more and more people.

Electric pressure cooking saucepan is usually provided with the exhaust structure for the intracorporal cooking and steam of pot to be discharged, in order to avoid user is not intended to It touches exhaust structure and is burned, while alsoing for improving the aesthetic appearance of electric pressure cooking saucepan, be usually provided at exhaust structure Vapour hood；Since the temperature of cooking and steam is higher, a part of cooking and steam can be cooled condensation in the moment being discharged by vapour hood At water droplet, water droplet flows everywhere causes the surface of electric pressure cooking saucepan dirty, not only affects the aesthetic appearance of electric pressure cooking saucepan, gives user Brought using electric pressure cooking saucepan it is unhappy, and user need often to electric pressure cooking saucepan to cleaning, seriously affected electric pressure cooking saucepan Property easy to use.

Utility model content

The main purpose of the utility model is to provide a kind of vapor box and with its cooking apparatus, to solve existing skill During the work time, when cooking and steam discharge vapour hood is cooled to condense into water droplet and flows everywhere and cause electricity electric pressure cooking saucepan in art The dirty problem in the surface of pressure cooker.

To achieve the goals above, one aspect according to the present utility model provides a kind of vapor box, comprising: steam Cassette holder；Steam box cover, vapor box are covered with exhaust outlet, and steam box cover lid is mounted on steam cassette holder, and is surrounded with steam cassette holder Exhaust passage, vapor box cover the anti-overflow portion that is provided with, anti-overflow portion accommodate for condensing exhaust ports the liquid to be formed or Drainage, to prevent liquid flow from moving to outside vapor box.

Using the technical solution of the utility model, since vapor box covers the anti-overflow portion that is provided with, anti-overflow portion, which has, accommodates liquid Body or the function that liquid is drained, in this way, anti-overflow portion can condense the exhaust ports in steam box cover and flow outward Drop play receiving backstop action or drainage, efficiently avoid drop and cross anti-overflow portion continuing to flow outwardly to the face of pot cover It covers and pollutes cover, so that cooking apparatus be made to be provided with well using cleanliness and using wholesomeness, in addition, user only needs Targetedly wiping is carried out to anti-overflow portion to clean, and just can make cooking apparatus that there is clean appearance, it is seen then that the application's cooks Utensil of preparing food is arranged convenient for cleaning, easy to use.

Further, anti-overflow portion is that setting is protruded and the recess of formation towards steam cassette holder side in the upper surface of steam box cover Structure；Or anti-overflow portion is the holding tank for being provided with the upper surface of steam box cover.

Further, vapor box is covered equipped with top cap, and top cap is projectedly arranged in vapor box and covers, and exhaust outlet setting is being pushed up On cap, anti-overflow portion is the anti-overflow annular groove being formed between top cap and vapor box.This structure not only makes the appearance of vapor box more beautiful It sees, and by the way that top cap to be arranged on the sunk surface of steam box cover, in the case where ensure that top cap height itself is constant, The height between top cap highest point and steam cassette holder is significantly reduced, therefore controls the whole height of vapor box, makes to install There is the overall structure of the cooking apparatus of vapor box more reasonable.

Further, top cap is Transparent Parts.The top cap of this structure type is not only beautiful, and improve user uses body It tests, and observes the exhaust situation in top cap convenient for user, improve the practicability of cooking apparatus.

Further, the bottom of anti-overflow annular groove is equipped with anti-overflow hole.

Further, top cap is removably disposed in vapor box and covers.

Further, steam box cover includes: internal layer ring wall, and internal layer ring wall has the first pilot hole, and top cap is arranged first The week of the first pilot hole of direction at pilot hole and with internal layer ring wall, internal layer ring wall was along the direction far from the first pilot hole along being clamped Extension is tilted upward, to surround anti-overflow annular groove with top cap；Transition ring wall, transition ring wall connect with internal layer ring wall and are located at inner layer ring The outside of wall, transition ring wall are extended obliquely downward to the direction far from internal layer ring wall；Outer layer ring wall, outer layer ring wall and transition ring wall Separate internal layer ring wall week along connect and extend straight down, internal layer ring wall, transition ring wall and outer layer ring wall surround peace jointly Fill space, wherein vapor box seat is located in installation space.

Further, in a ring, vapor box seat tool in a ring has the second pilot hole to steam cassette holder, and exhaust passage is formed in Between first pilot hole and the second pilot hole.

Further, steam cassette holder is removably fastened with steam box cover, wherein is provided on the outer peripheral surface of steam cassette holder First clamping structure is provided with the second clamping structure with the cooperation of the first clamping structure on the inner wall of steam box cover.

Further, the first clamping structure is clamping protrusion, and the second clamping structure is clamping groove.

Further, steam cassette holder includes cassette holder ontology and the fastening structure that connect with cassette holder ontology, wherein fastening structure On be provided at least one first clamping structure, vapor box covers the evacuation offered for avoiding at least part fastening structure Notch.

Further, fastening structure is in U-shape, and is provided on the surface of the direction evacuation notch of fastening structure anti-skidding convex Muscle.

Another aspect according to the present utility model provides a kind of cooking apparatus, comprising: pot body, it is cooked to hold Food；Pot cover, pot cover are arranged in pot body；Pressure limiting valve, pressure limiting valve are arranged on pot cover and steam for the intracorporal culinary art of pot to be discharged Vapour；Vapor box, vapor box are arranged on pot cover and are located at outside pressure limiting valve, and vapor box is above-mentioned vapor box.

Further, cooking apparatus further includes exhaust pipe, sealing ring and pressing plate, wherein exhaust pipe for be connected to pot body and The inner edge of pressure limiting valve, sealing ring is connect with exhaust pipe, and pressing plate is arranged on pot cover and the outer periphery of sealing ring is pressed on pot It covers.

Further, cooking apparatus is electric pressure cooking saucepan or electric cooker.

Detailed description of the invention

The accompanying drawings constituting a part of this application is used to provide a further understanding of the present invention, this is practical Novel illustrative embodiments and their description are not constituteed improper limits to the present invention for explaining the utility model. In the accompanying drawings:

Fig. 1 shows a kind of structural schematic diagram of vapor box according to the present utility model；

Fig. 2 shows the schematic cross-sectional views of the vapor box in Fig. 1；

Fig. 3 shows the decomposition texture schematic diagram of the vapor box in Fig. 1；

Fig. 4 shows the structural schematic diagram of the steam box cover of the vapor box in Fig. 1；

Fig. 5 shows the structural schematic diagram of the steam cassette holder of the vapor box in Fig. 1；

Fig. 6 shows a kind of vapor box of cooking apparatus according to the present utility model and the installation relation schematic diagram of pot cover；

When Fig. 7 is shown under the vapor box in Fig. 6 is dismantled from pot cover, the positional diagram of vapor box and pot cover；

Fig. 8 shows the main view schematic cross-sectional view of the pot cover for being equipped with vapor box of the cooking apparatus in Fig. 6；

Fig. 9 shows the enlarged diagram at the A in Fig. 8.

Wherein, the above drawings include the following reference numerals:

2, pot cover；3, exhaust pipe；4, pressure limiting valve；5, vapor box；6, pressing plate；7, sealing ring；10, steam cassette holder；11, it is vented Channel；12, the second pilot hole；13, cassette holder ontology；14, fastening structure；20, steam box cover；21, exhaust outlet；22, internal layer ring wall； 221, the first pilot hole；23, transition ring wall；231, installation space；24, outer layer ring wall；25, notch is avoided；30, top cap；40, prevent Overflow annular groove；50, clamping protrusion；60, clamping groove；70, anti-skidding convex ribs.

Specific embodiment

The following will be combined with the drawings in the embodiments of the present invention, carries out the technical scheme in the embodiment of the utility model Clearly and completely describe, it is clear that the described embodiments are only a part of the embodiments of the utility model, rather than whole Embodiment.Be to the description only actually of at least one exemplary embodiment below it is illustrative, never as to this is practical Novel and its application or any restrictions used.Based on the embodiments of the present invention, those of ordinary skill in the art are not having Every other embodiment obtained under the premise of creative work is made, is fallen within the protection scope of the utility model.

It should be noted that cooking apparatus involved in the application is electric pressure cooking saucepan or electric cooker, but it is not limited to the two.

In order to solve electric pressure cooking saucepan in the prior art during the work time, when cooking and steam discharge vapour hood, is cooled condensation The problem for flowing everywhere at water droplet and causing the surface of electric pressure cooking saucepan dirty, the utility model provide a kind of vapor box and have Its cooking apparatus, as shown in Figures 6 to 9, cooking apparatus include to hold the pot body of cooked food, pot cover 2, pressure limiting valve 4 and vapor box 5, wherein pot cover 2 is arranged in pot body, and pressure limiting valve 4 is arranged on pot cover 2 and for the intracorporal culinary art of pot to be discharged Steam, vapor box 5 are arranged on pot cover 2 and are located at outside pressure limiting valve 4, and vapor box 5 is above-mentioned and following vapor box.

By the way that the vapor box 5 being located at outside pressure limiting valve 4 is arranged on pot cover 2, the protection to pressure limiting valve 4 can not only be played Effect, while being also avoided that pressure limiting valve 4 scalds user, improve the safety in utilization of cooking apparatus, and the setting of vapor box 5 The appearance for also significantly improving cooking apparatus improves the usage experience of user.

As shown in Figures 1 to 5, vapor box 5 includes steam cassette holder 10 and steam box cover 20, has exhaust on steam box cover 20 Mouth 21, the lid of steam box cover 20 surround exhaust passage 11 with steam cassette holder 10 on steam cassette holder 10, set on steam box cover 20 It is equipped with anti-overflow portion, anti-overflow portion is used to be accommodated or be drained to condensing the liquid to be formed at exhaust outlet 21, to prevent liquid flow dynamic To outside vapor box.

Due to being provided with anti-overflow portion on steam box cover 20, anti-overflow portion has the function for accommodating liquid or being drained to liquid Can, in this way, the drop that anti-overflow portion can be flowed to the condensation at the exhaust outlet 21 of steam box cover 20 and outward plays receiving backstop Effect or drainage, efficiently avoid drop and cross anti-overflow portion continuing to flow outwardly on the cover of pot cover 2 and pollute cover, from And it is provided with cooking apparatus well using cleanliness and using wholesomeness, in addition, user only needs to carry out needle to anti-overflow portion Wiping cleaning to property, just can make cooking apparatus have clean appearance, it is seen then that the cooking apparatus of the application is beaten convenient for cleaning Reason, it is easy to use.

Optionally, anti-overflow portion is that the upper surface of steam box cover 20 is protruded setting towards 10 side of steam cassette holder and formed recessed Fall into structure.In this way, forming anti-overflow portion using the self structure of steam box cover 20, the function of receiving or draining fluids can not only be played Can, but also convenient for being fabricated to steam box cover 20, advantageously reduce the overall cost of vapor box 5.

Certainly, in the application in another alternative embodiment (not shown), anti-overflow portion is be provided with steam box cover 20 upper The holding tank on surface.The bottom of holding tank offers return port.

As shown in Figure 1 to Figure 3, steam box cover 20 is equipped with top cap 30, and top cap 30 is projectedly arranged on steam box cover 20, Exhaust outlet 21 is arranged in top cap 30, and anti-overflow portion is the anti-overflow annular groove 40 being formed between top cap 30 and vapor box.This structure Not only making vapor box 5, appearance is more beautiful, but also by the way that top cap 30 to be arranged on the sunk surface of steam box cover 20, is guaranteeing In the case that top cap 30 height itself is constant, the height between 30 highest point of top cap and steam cassette holder 10 is significantly reduced, Therefore the whole height for controlling vapor box 5, keeps the overall structure for being equipped with the cooking apparatus of vapor box 5 more reasonable.

Optionally, top cap 30 is Transparent Parts.The top cap of this structure type is not only beautiful, and improve user uses body It tests, and observes the exhaust situation in top cap convenient for user, improve the practicability of cooking apparatus.Specifically, through top cap 30 It can be seen that the working condition of pressure limiting valve 4.

Optionally, the bottom of anti-overflow annular groove 40 is equipped with anti-overflow hole.The setting in anti-overflow hole can make to accumulate in anti-overflow annular groove 40 The space that interior liquid is drained between vapor box 5 and pot cover 2, to not only increase accumulation of the cooking apparatus to condensed fluid Ability, and avoid liquid and appear and influence the usage experience of user in the outer surface of pot cover 2；In addition, user can pass through Disassembly vapor box 5 clears up the liquid in the space accumulated between vapor box 5 and pot cover 2.

Optionally, top cap 30 is removably disposed on steam box cover 20.In this way, user can by dismantle top cap 30, It is not only convenient for cleaning top cap 30 and steam box cover 20, and is conveniently replaceable top cap 30, reduce making for cooking apparatus Use cost.In addition, forming dress between top cap 30 and steam box cover 20 when top cap 30 is removably disposed on steam box cover 20 With gap, the liquid in anti-overflow annular groove 40 just can be back flowed into exhaust passage 11 by assembling gap, and be stored in steaming In space between vapour box 5 and pot cover 2, to make the effect that anti-overflow portion plays drainage or part drains.

As shown in Figures 2 and 3, the steam box cover 20 as a kind of alternative construction form, steam box cover 20 include inner layer ring Wall 22, transition ring wall 23 and outer layer ring wall 24, internal layer ring wall 22 have the first pilot hole 221, and the setting of top cap 30 is in the first assembly The week of the first pilot hole 221 of direction at hole 221 and with internal layer ring wall 22, internal layer ring wall 22 was along far from the first pilot hole along being clamped 221 direction tilts upward extension, and to surround anti-overflow annular groove 40 with top cap 30, transition ring wall 23 is connect with internal layer ring wall 22 and position In the outside of internal layer ring wall 22, transition ring wall 23 is extended obliquely downward to far from the direction of internal layer ring wall 22, outer layer ring wall 24 with The separate internal layer ring wall 22 of transition ring wall 23 week along connect and extends straight down, internal layer ring wall 22, transition ring wall 23 and outside Layer ring wall 24 surrounds installation space 231 jointly, wherein steam cassette holder 10 is located in installation space 231.

It should be noted that as shown in Figure 2 and Figure 5, in a ring, steam cassette holder 10 in a ring has the to steam cassette holder 10 Two pilot holes 12, exhaust passage 11 are formed between the first pilot hole 221 and the second pilot hole 12.

Optionally, steam cassette holder 10 is removably fastened with steam box cover 20, wherein is set on the outer peripheral surface of steam cassette holder 10 It is equipped with the first clamping structure, the second clamping structure with the cooperation of the first clamping structure is provided on the inner wall of steam box cover 20. In this way, steam cassette holder 10 easy to disassemble and steam box cover 20, and be conducive to clean the two.

In the alternative embodiment of the application diagram, the first clamping structure is clamping protrusion 50, and the second clamping structure is card Access slot 60.

As shown in Figures 2 to 5, steam cassette holder 10 includes cassette holder ontology 13 and the fastening structure connecting with cassette holder ontology 13 14, wherein be provided at least one first clamping structure on fastening structure 14, offered on steam box cover 20 for avoiding at least The evacuation notch 25 of a part of fastening structure 14.In this way, user just can easily realize steam by pressing fastening structure 14 The disassembly process of cassette holder 10 and steam box cover 20, the setting of evacuation notch 25 is convenient for user to the pressing operation of fastening structure 14.

As shown in Figure 2 and Figure 5, fastening structure 14 is in U-shape, and sets on the surface of the direction evacuation notch 25 of fastening structure 14 It is equipped with anti-skidding convex ribs 70.Crumple space is formed between two wall surfaces of the fastening structure 14 being in U-shape, to pass through pressing button bit knot The outer side surface of structure 14 just drives to the property of can adapt to the first clamping structure on fastening structure 14 relative on steam box cover 20 The second clamping knot corresponding thereto disengage, to easily realize disassembly steam cassette holder 10 and steam box cover 20.It is anti-skidding convex The setting of muscle 70 can be avoided user when pressing fastening structure 14, slip, to make steam cassette holder 10 and steam box cover Disassembly process between 20 is easily convenient.

As shown in Figure 8 and Figure 9, the cooking apparatus of the application further includes exhaust pipe 3, sealing ring 7 and pressing plate 6, wherein exhaust For being connected to pot body and pressure limiting valve 4, the inner edge of sealing ring 7 is connect pipe 3 with exhaust pipe 3, and pressing plate 6 is arranged on pot cover 2 and will The outer periphery of sealing ring 7 is pressed on pot cover 2.In this way, effectively preventing the liquid accumulated between vapor box 5 and pot cover 2 By being flowed back into pot body at exhaust pipe 3, avoids and the normal exhaust of cooking apparatus is impacted, improve cooking apparatus Functional reliability.

It should be noted that term used herein above is merely to describe specific embodiment, and be not intended to restricted root According to the illustrative embodiments of the application.As used herein, unless the context clearly indicates otherwise, otherwise singular Also it is intended to include plural form, additionally, it should be understood that, when in the present specification using term "comprising" and/or " packet Include " when, indicate existing characteristics, step, operation, device, component and/or their combination.

Unless specifically stated otherwise, positioned opposite, the digital table of the component and step that otherwise illustrate in these embodiments Up to the unlimited the scope of the utility model processed of formula and numerical value.Simultaneously, it should be appreciated that for ease of description, each shown in attached drawing The size of a part is not to draw according to actual proportionate relationship.For skill known to person of ordinary skill in the relevant Art, method and apparatus may be not discussed in detail, but in the appropriate case, and the technology, method and apparatus should be considered as awarding Weigh part of specification.In shown here and discussion all examples, any occurrence should be construed as merely example Property, not as limitation.Therefore, the other examples of exemplary embodiment can have different values.It should also be noted that similar Label and letter similar terms are indicated in following attached drawing, therefore, once be defined in a certain Xiang Yi attached drawing, then with In attached drawing afterwards do not need that it is further discussed.

In the description of the present invention, it should be understood that the noun of locality such as " front, rear, top, and bottom, left and right ", " laterally, Vertically, vertically, it is horizontal " and " pushing up, bottom " etc. indicated by orientation or positional relationship be normally based on orientation or position shown in the drawings Relationship is set, is merely for convenience of describing the present invention and simplifying the description, in the absence of explanation to the contrary, these nouns of locality Do not indicate that and imply that signified device or element must have a particular orientation or be constructed and operated in a specific orientation, because This should not be understood as the limitation to scope of protection of the utility model；The noun of locality " inside and outside " refers to the wheel relative to each component itself Wide is inside and outside.

For ease of description, spatially relative term can be used herein, as " ... on ", " ... top ", " ... upper surface ", " above " etc., for describing such as a device shown in the figure or feature and other devices or spy The spatial relation of sign.It should be understood that spatially relative term is intended to comprising the orientation in addition to device described in figure Except different direction in use or operation.For example, being described as if the device in attached drawing is squeezed " in other devices It will be positioned as " under other devices or construction after part or construction top " or the device of " on other devices or construction " Side " or " under other devices or construction ".Thus, exemplary term " ... top " may include " ... top " and " in ... lower section " two kinds of orientation.The device can also be positioned with other different modes and (is rotated by 90 ° or in other orientation), and And respective explanations are made to the opposite description in space used herein above.

In addition, it should be noted that, limiting components using the words such as " first ", " second ", it is only for be convenient for Corresponding components are distinguished, do not have Stated otherwise such as, there is no particular meanings for above-mentioned word, therefore should not be understood as to this The limitation of utility model protection range.

It should be noted that term used herein above is merely to describe specific embodiment, and be not intended to restricted root According to the illustrative embodiments of the application.As used herein, unless the context clearly indicates otherwise, otherwise singular Also it is intended to include plural form, additionally, it should be understood that, when in the present specification using term "comprising" and/or " packet Include " when, indicate existing characteristics, step, work, device, component and/or their combination.

It should be noted that the description and claims of this application and term " first " in above-mentioned attached drawing, " Two " etc. be to be used to distinguish similar objects, without being used to describe a particular order or precedence order.It should be understood that using in this way Data be interchangeable under appropriate circumstances, so that presently filed embodiment described herein can be in addition to illustrating herein Or the sequence other than those of description is implemented.

The above descriptions are merely preferred embodiments of the present invention, is not intended to limit the utility model, for this For the technical staff in field, various modifications and changes may be made to the present invention.It is all in the spirit and principles of the utility model Within, any modification, equivalent replacement, improvement and so on should be included within the scope of protection of this utility model.

Claims (15)

1. a kind of vapor box, comprising:

Steam cassette holder (10)；

Steam box cover (20) has exhaust outlet (21) on the steam box cover (20), and steam box cover (20) lid is mounted in described On steam cassette holder (10), and exhaust passage (11) are surrounded with the steam cassette holder (10),

It is characterized in that, being provided with anti-overflow portion on the steam box cover (20), the anti-overflow portion is used to coagulate at exhaust outlet (21) The liquid that knot is formed is accommodated or is drained, to prevent the liquid from flowing to outside the vapor box.

2. vapor box according to claim 1, which is characterized in that

The anti-overflow portion is that the upper surface of the steam box cover (20) is arranged and shape towards steam cassette holder (10) side protrusion At sunk structure；Or

The anti-overflow portion is the holding tank for being provided with the upper surface of the steam box cover (20).

3. vapor box according to claim 1, which is characterized in that the steam box cover (20) is equipped with top cap (30), institute Top cap (30) to be stated projectedly to be arranged on the steam box cover (20), the exhaust outlet (21) is arranged on the top cap (30), The anti-overflow portion is the anti-overflow annular groove (40) being formed between the top cap (30) and the vapor box.

4. vapor box according to claim 3, which is characterized in that the top cap (30) is Transparent Parts.

5. vapor box according to claim 3, which is characterized in that the bottom of the anti-overflow annular groove (40) is equipped with anti-overflow hole.

6. vapor box according to claim 3 or 4, which is characterized in that the top cap (30) is removably disposed in described On steam box cover (20).

7. vapor box according to claim 3, which is characterized in that the steam box cover (20) includes:

Internal layer ring wall (22), the internal layer ring wall (22) have the first pilot hole (221), and the top cap (30) setting is described the The week towards first pilot hole (221) at one pilot hole (221) and with the internal layer ring wall (22) is described interior along clamping Layer ring wall (22) tilts upward extension along the direction far from first pilot hole (221), to surround institute with the top cap (30) State anti-overflow annular groove (40)；

Transition ring wall (23), the transition ring wall (23) connect with the internal layer ring wall (22) and are located at the internal layer ring wall (22) Outside, the transition ring wall (23) extends obliquely downward to far from the direction of the internal layer ring wall (22)；

The week far from the internal layer ring wall (22) of outer layer ring wall (24), the outer layer ring wall (24) and the transition ring wall (23) Along connecting and extending straight down, the internal layer ring wall (22), the transition ring wall (23) and the outer layer ring wall (24) are common Surround installation space (231), wherein the steam cassette holder (10) is located in the installation space (231).

8. vapor box according to claim 7, which is characterized in that the steam cassette holder (10) in a ring, institute in a ring Steam cassette holder (10) are stated with the second pilot hole (12), the exhaust passage (11) be formed in first pilot hole (221) and Between second pilot hole (12).

9. vapor box according to claim 1, which is characterized in that the steam cassette holder (10) and the steam box cover (20) It removably fastens, wherein the first clamping structure, the steam box cover are provided on the outer peripheral surface of the steam cassette holder (10) (20) the second clamping structure with first clamping structure cooperation is provided on inner wall.

10. vapor box according to claim 9, which is characterized in that first clamping structure is to be clamped raised (50), institute Stating the second clamping structure is clamping groove (60).

11. vapor box according to claim 9, which is characterized in that the steam cassette holder (10) includes cassette holder ontology (13) With the fastening structure (14) being connect with the cassette holder ontology (13), wherein be provided at least one on the fastening structure (14) First clamping structure offers on the steam box cover (20) for avoid the fastening structure (14) at least partially It avoids notch (25).

12. vapor box according to claim 11, which is characterized in that the fastening structure (14) is in U-shape, and the button bit Structure (14) towards it is described evacuation notch (25) surface on be provided with anti-skidding convex ribs (70).

13. a kind of cooking apparatus characterized by comprising

Pot body, to hold cooked food；

Pot cover (2), the pot cover (2) are arranged in the pot body；

Pressure limiting valve (4), the pressure limiting valve (4) are arranged on the pot cover (2) and for the intracorporal cooking and steam of the pot to be discharged；

Vapor box (5), the vapor box (5) are arranged on the pot cover (2) and are located at the pressure limiting valve (4) outside, the steaming Vapour box (5) is vapor box described in any one of claims 1 to 12.

14. cooking apparatus according to claim 13, which is characterized in that the cooking apparatus further includes exhaust pipe (3), close Seal (7) and pressing plate (6), wherein the exhaust pipe (3) is for being connected to the pot body and the pressure limiting valve (4), the sealing ring (7) inner edge is connect with the exhaust pipe (3), and the pressing plate (6) is arranged on the pot cover (2) and by the sealing ring (7) outer periphery is pressed on the pot cover (2).

15. cooking apparatus according to claim 13, which is characterized in that the cooking apparatus is electric pressure cooking saucepan or electric meal It stews.