CN114617427A - Pressure cooking appliance with reliable use - Google Patents

Abstract

The invention discloses a pressure cooking appliance reliable in use, which belongs to the field of kitchen appliances, and reduces the stain area on the surface of an inner cover due to cooking while ensuring the sealing of an exhaust assembly, a floater assembly and the inner cover, and is convenient for a user to clean.

Description

Pressure cooking appliance with reliable use

[ technical field ] A method for producing a semiconductor device

The invention relates to the field of kitchen appliances, in particular to a pressure cooking appliance with reliable use.

[ background of the invention ]

Pressure cooking utensil is at the culinary art in-process, and pot internal pressure is high, and has a large amount of high temperature steam, can set up exhaust apparatus and come the internal steam of discharge pot on cooking utensil's pot cover, reduces internal pressure of pot in order uncapping smoothly, still can set up float assembly on the pot cover, thereby float assembly can be opened by internal pressure jack-up restriction pot cover when internal pressure of pot rises. For cleaning convenience, the inner cover is arranged to be detachable from the upper cover, and the exhaust assembly and the floater assembly are arranged on the inner cover, so that cleaning is convenient, but in the cooking process, steam and cooking liquid may enter the surface of the inner cover through an exhaust channel of the exhaust device and a channel of the floater assembly to generate large-area stains, which are inconvenient for a user to treat, or the floater channel is in an open state before the pressure cooking appliance is not completely pressed, at the moment, if more food materials or more soup are in the cooker body, the food materials or the soup enters the inner cover along with the floater channel and is even sprayed to the outside of the surface cover, so that the user can be scalded by the large-area stains.

In addition, in the existing detachable inner cover, the float assembly and the exhaust assembly are respectively arranged on the inner cover or the pot cover, and in the cooking process, in order to prevent gas or soup from entering between the surface cover and the lining cover through the channel of the float assembly and the channel of the exhaust assembly, and further prevent an electronic component between the surface cover and the lining cover from being affected with damp and damaged, the electronic component needs to be respectively sealed, so that the float assembly and the lining cover are completely sealed, the exhaust assembly and the lining cover are completely sealed, the requirement on manufacturing and installing precision is high, the requirement on workers is high, and the manufacturing cost is high; and the condition of incomplete sealing is easy to occur, the service life of the cooking utensil is seriously influenced, and even potential safety hazards are caused.

[ summary of the invention ]

The invention aims to overcome the defects of the prior art and provides a pressure cooking appliance with reliable use, which not only can solve the problems of high sealing difficulty and incomplete sealing, but also effectively reduces the stain area on the surface of an inner cover caused by cooking and is convenient for a user to clean.

In order to solve the technical problems, the invention adopts the following technical scheme:

pressure cooking utensil reliable in use, including the pot body and pot cover, the pot cover includes upper cover and detachable inner cup, be equipped with exhaust assembly and float assembly in the inner cup, the local recessed formation platform of inner cup, be equipped with the exhaust seat of independent installation on the platform, exhaust assembly with float assembly is located on the exhaust seat, the upper cover corresponds the exhaust seat sets up the through-hole, upper cover around the through-hole with be equipped with the sealing member between the inner cup, the exhaust seat is located the sealing range of sealing member.

Preferably, the exhaust seat defines a collection chamber therein for collecting cooking effluent.

Preferably, an overflow hole communicated with the collection cavity is formed in the side part of the exhaust seat, and an evaporation liquid storage cavity is formed between the sealing element and the exhaust seat; the overflow hole is communicated with the collection cavity and the evaporation liquid storage cavity.

Preferably, the lower end of the overflow aperture is flush with the bottom wall of the collection chamber.

Preferably, the overflow aperture is located adjacent one side of the float assembly.

Preferably, the bottom wall of the evaporation liquid storage cavity is at least partially surrounded by the inner cover.

Preferably, a rib is further arranged in the exhaust seat, the space in the exhaust seat is divided into an exhaust cavity and a float cavity by the rib, the exhaust assembly is located in the exhaust cavity, the float assembly is located in the float cavity, and the float cavity defines a collection cavity for collecting cooking overflow liquid.

Preferably, the exhaust assembly comprises an exhaust pipe and a heavy hammer, a continuous curved surface for guiding is convexly arranged on the heavy hammer, a convex rib abutting against the continuous curved surface is arranged on the inner wall of the exhaust cavity and drives the heavy hammer, and the convex rib and the continuous curved surface are mutually matched to enable the heavy hammer to be jacked.

Preferably, the inner wall of the exhaust cavity limits the weight in the radial direction.

Preferably, a push button is arranged on the outer side of the heavy hammer, a notch is formed in the upper end of the exhaust seat, a driving device for driving the push button to drive the heavy hammer to rotate is further arranged in the pot cover, and the driving device drives the push button through the notch to jack the heavy hammer.

The invention has the beneficial effects that:

according to the invention, the platform is formed by locally sinking the inner cover, the exhaust seat which is independently installed is arranged on the platform, the exhaust assembly and the floater assembly are integrated on the exhaust seat, the sealing element is arranged on the periphery of the exhaust seat, so that the exhaust seat falls into the sealing range of the sealing element, and steam and cooking liquid which reach the surface of the inner cover through the exhaust assembly and the floater assembly cannot spread to the circumferential direction under the sealing action of the sealing element, thereby avoiding large-area stains on the surface of the inner cover and facilitating the cleaning of a user; if the sealing structure is separately arranged aiming at the exhaust assembly and the floater assembly, especially for the detachable inner cover, the exhaust assembly and the floater assembly are positioned on the inner cover, the exhaust assembly and the floater assembly can be prevented from diffusing on the inner cover only by ensuring that the two parts are sealed, and the steam and the cooking liquid can be prevented from entering the upper cover only by ensuring that the two parts are sealed with the upper cover, so that the damage of an electrical element in the upper cover is avoided, and the service life is reduced; the sealing requirement of the two is higher, the production is more complicated, only one sealing element is arranged to realize sealing, the assembly is easier, and the integral assembly efficiency is higher. Because the inner cup is the structure that has certain radian usually to reach intensity and be convenient for collect the water liquid on inner cup surface, compare other positions of inner cup body, set up the exhaust seat on the platform, in order to guarantee that the inside and outside side of platform is the plane, so that the fixed of exhaust seat is more reliable convenient with the installation, difficult production is not hard up and is out of shape.

Further, a collection cavity for collecting cooking overflow liquid is defined in the exhaust seat. Liquid that overflows through exhaust assembly, float assembly can get into the collection intracavity, can prevent the liquid diffusion, reduces the spot area, and the temperature of inner cup can be in the continuous rising of culinary art in-process, covers collection chamber temperature of injecing including and also can increase along with the increase of inner cup temperature, and then can heat the liquid that gets into the collection intracavity, makes its evaporation gradually.

Furthermore, an overflow hole communicated with the collection cavity is formed in the side part of the exhaust seat, and an evaporation liquid storage cavity is formed between the sealing element and the exhaust seat; the overflow hole is communicated with the collection cavity and the evaporation liquid storage cavity. The evaporation liquid storage cavity is arranged between the sealing element and the exhaust seat, and the overflow hole guides liquid in the collection cavity to the evaporation liquid storage cavity. When the liquid in the collecting cavity is too much, the collecting cavity limited by the exhaust seat can not evaporate the liquid quickly, the liquid can flow out of the collecting cavity by arranging the overflow hole and enters the evaporation liquid storage cavity arranged between the sealing element and the exhaust seat, so that the area of the overflowing liquid contacting with the high-temperature inner cover is increased, the liquid is quickly evaporated by utilizing the high temperature of the inner cover, the evaporation liquid storage cavity is still positioned in the sealing range of the sealing element, the liquid overflowing from the collecting cavity is also positioned in the sealing range of the sealing element, and the area size of stains is limited; can avoid effectively when the hot water that overflows is too much, if float assembly has not been by jack-up yet, when float assembly's float passageway was still in the open mode promptly, hot water sprays the face and covers, causes the user to scald and the spot is difficult to be cleared up, causes potential safety hazard and user to use the problem of experiencing the difference.

Further, the lower end of the overflow hole is flush with the bottom wall of the collection cavity. Through such setting, the distribution that the liquid that enables to overflow over to collect the intracavity can be quick is in collecting chamber and evaporation stock solution chamber, makes its increase and the inner cup surface contact's of high temperature area, accelerates its evaporation, avoids collecting the intracavity and appears the accumulational condition of hot water liquid.

Further, the overflow hole is disposed adjacent to a side of the float assembly. Because in the actual culinary art in-process, the phenomenon that the hot water spills over more appears when the hot water capacity is more in the pot body and the pot body still does not reach the requirement of upper pressure, passageway between float assembly and the pot cover still is in the open mode, the hot water temperature is also higher in the pot body this moment, hot water or the gas-liquid of boiling mainly spill over through the passageway between float assembly and the pot cover, be close to one side setting of float assembly with the spill hole, thereby the liquid that spills over can be quick collection, and increase its and the inner cup surface contact's of high temperature area, its evaporation accelerates.

Further, the bottom wall of the evaporation liquid storage cavity is at least partially surrounded by the inner cover. Because at the culinary art in-process, inner cup and culinary art chamber direct contact, its temperature is higher, and the diapire with the evaporation stock solution chamber is at least partly enclosed by the inner cup, can be so that the temperature of the diapire in evaporation stock solution chamber is higher, is convenient for carry out high temperature evaporation to the soup that spills over fast.

Further, still be equipped with the flange in the exhaust seat, the flange will space separation in the exhaust seat is exhaust chamber and float cavity, exhaust assembly is located the exhaust intracavity, float assembly is located the float intracavity, the float cavity is injectd and is used for collecting the collection chamber that the culinary art spilled over liquid. Under the effect of flange, float assembly's passageway is still when being in the open mode, can reach the float cavity through float assembly spun steam and hot water liquid, so hot water liquid will be blockked to flow into the exhaust intracavity, prevents that hot water liquid from entering into the exhaust chamber, glues exhaust assembly, causes exhaust assembly and exhaust chamber to glue, if cause the lateral wall in heavy hammer and exhaust chamber to glue, makes its exhaust function receive the influence, unable effective lifting, causes the unable carminative condition to take place.

Furthermore, the exhaust assembly comprises an exhaust pipe and a heavy hammer, a continuous curved surface for guiding is arranged on the heavy hammer in a protruding mode, a convex rib abutting against the continuous curved surface is arranged on the inner wall of the exhaust cavity and drives the heavy hammer, and the convex rib is matched with the continuous curved surface to enable the heavy hammer to be jacked up. The weight is put on the blast pipe, can block steam, leaves the back when the weight from the blast pipe, steam alright in order to discharge through the blast pipe, and the weight leaves the blast pipe through the pivoted mode, and when the weight was rotatory, continuous curved surface and protruding muscle relative slip, the position of protruding muscle is unchangeable to make the weight can be relative protruding muscle rebound gradually, leave the blast pipe promptly and realize exhausting gradually, so that the weight can realize exhausting in limited space internalization.

Furthermore, the inner wall of the exhaust cavity is used for radially limiting the heavy hammer, so that the heavy hammer can be prevented from entering the float cavity or falling off the exhaust seat in the exhaust process, and the inner wall of the exhaust cavity also has a certain guiding effect when the heavy hammer resets.

Furthermore, a push button is arranged on the outer side of the heavy hammer, a driving device for pushing the push button to drive the heavy hammer to rotate is further arranged in the cooker cover, a notch is formed in the upper end of the exhaust seat, the driving device extends into the exhaust cavity through the notch, the push button is arranged on the outer side of the heavy hammer, so that the acting force of the driving device can act on the periphery of the heavy hammer to drive the heavy hammer to rotate, the notch is designed for facilitating the action of the driving device, the exhaust seat can still limit the radial position of the heavy hammer, the notch is provided with the driving device, and the radial displacement of the heavy hammer towards the notch position is also limited.

These features and advantages of the present invention will be disclosed in more detail in the following detailed description and the accompanying drawings.

[ description of the drawings ]

The invention is further described below with reference to the accompanying drawings:

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

fig. 2 is a sectional view of a pot cover in an embodiment of the present invention;

FIG. 3 is an enlarged schematic view at A in FIG. 1;

FIG. 4 is an exploded view of the lid of the embodiment of the present invention;

FIG. 5 is a schematic view of an exhaust seat according to an embodiment of the present invention;

FIG. 6 is a schematic view of the connection between the exhaust seat and the inner lid according to an embodiment of the present invention;

FIG. 7 is an exploded view of the inner lid installed in the exhaust seat in an embodiment of the present invention.

Fig. 8 is a schematic diagram of the structure of the evaporation reservoir and the collection chamber on the inner cap in the embodiment of the invention.

Reference numerals:

a pot body 10, a pot cover 11, an inner cover 100 and a through hole 110;

an exhaust assembly 200, an exhaust pipe 210, a weight 220, a continuous curved surface 221, and a push button 222;

a float assembly 300;

the exhaust seat 400, the collection cavity 410, the exhaust cavity 411, the float cavity 412, the overflow hole 420, the rib 430, the convex rib 440 and the gap 450;

a seal 500; an evaporative reservoir 510;

a platform 600.

[ detailed description ] embodiments

The technical solutions of the embodiments of the present invention are explained and illustrated below with reference to the drawings of the embodiments of the present invention, but the following embodiments are only preferred embodiments of the present invention, and not all embodiments. Based on the embodiments in the implementation, other embodiments obtained by those skilled in the art without any creative effort belong to the protection scope of the present invention.

In the description of the present invention, it is to be understood that the terms "center", "longitudinal", "lateral", "length", "width", "thickness", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "clockwise", "counterclockwise", and the like, indicate orientations and positional relationships based on those shown in the drawings, and are used only for convenience of description and simplicity of description, and do not indicate or imply that the device or element being referred to must have a particular orientation, be constructed and operated in a particular orientation, and thus, are not to be considered as limiting the present invention.

Furthermore, the terms "first", "second" and "first" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defined as "first" or "second" may explicitly or implicitly include one or more of that feature. In the description of the present invention, unless otherwise specified, "a plurality" means two or more unless explicitly defined otherwise.

In the present invention, unless otherwise expressly specified or limited, the terms "mounted," "connected," "secured," and the like are to be construed broadly and can, for example, be fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meanings of the above terms in the present invention can be understood according to specific situations by those of ordinary skill in the art.

In the present invention, unless otherwise expressly stated or limited, "above" or "below" a first feature means that the first and second features are in direct contact, or that the first and second features are not in direct contact but are in contact with each other via another feature therebetween. Also, the first feature being "on," "above" and "over" the second feature includes the first feature being directly on and obliquely above the second feature, or merely indicating that the first feature is at a higher level than the second feature. A first feature being "under," "below," and "beneath" a second feature includes the first feature being directly under and obliquely below the second feature, or simply meaning that the first feature is at a lesser elevation than the second feature.

Referring to fig. 1 to 8, an embodiment of the invention discloses a pressure cooking appliance, which comprises a pot body 10 and a pot cover 11, wherein the pot cover 11 comprises an upper cover and a detachable inner cover 100, the inner cover 100 is provided with an exhaust assembly 200 and a float assembly 300, a part of the inner cover 100 is recessed to form a platform 600, the platform 600 is provided with an independently installed exhaust seat 400, the exhaust assembly 200 and the float assembly 300 are both positioned on the exhaust seat 400, the upper cover is provided with a through hole 110 corresponding to the exhaust seat 400, a sealing element 500 is arranged between the upper cover around the through hole 110 and the inner cover 100, and the exhaust seat 400 is positioned in the sealing range of the sealing element 500.

The pressure cooking appliance comprises an exhaust assembly 200 and a floater assembly 300, wherein the exhaust assembly 200 is used for exhausting steam generated in the cooking appliance to reduce the pressure in a pot body 10, the floater assembly 300 can float upwards to limit the opening of the pot cover when the pressure in the cooking appliance is increased, and the generated steam and boiling cooking liquid can pass through the exhaust assembly 200 and the floater assembly 300 and spread on the surface of an inner cover 100 to generate large-area stains when the pressure in the cooking appliance is increased, if the pressure does not reach an upper pressure component of a control program, a channel of the floater assembly 300 is in an open state, and when more soup in the pot body 100 exists, soup or high-temperature gas and liquid can enter the inner cover through the channel of the floater assembly 300 to cause a large amount of soup on the inner cover to overflow, therefore, the exhaust assembly 200 and the floater assembly 300 are integrated on the exhaust seat 400 by arranging the exhaust seat 400 which is independently installed, the sealing element 500 is arranged on the periphery of the exhaust seat 400, so that the exhaust seat 400 falls into the sealing range of the sealing element 500, and steam and cooking liquid reaching the surface of the inner cover 100 through the exhaust assembly 200 and the floater assembly 300 cannot spread to the circumferential direction under the sealing action of the sealing element 500, thereby avoiding large-area stains on the surface of the inner cover 100 and facilitating the cleaning of a user; and in order to facilitate the cleaning, the inner cover is set as the detachable inner cover 100, and the exhaust assembly 200 and the float assembly 300 are integrated on the exhaust seat 400 of the inner cover 100, so that the sealing can be realized only by arranging one sealing member 500, and the inner cover has the advantages of good sealing effect and simple sealing structure. If a sealing structure, particularly a detachable inner cover structure, is separately arranged for the exhaust assembly 200 and the float assembly 300, the steam and the cooking liquid can be prevented from diffusing on the inner cover 100 only by ensuring that the two parts are sealed, and the steam and the cooking liquid can be prevented from entering the upper cover only by ensuring that the two parts are sealed with the upper cover, so that the damage of electrical elements in the upper cover is avoided, and the service life is shortened; the sealing requirement of the two is higher, and the precision requirement is also comparatively strict, and production is comparatively complicated, and only sets up a sealing member 500 and realizes sealed, and will be easier on the assembly, and holistic assembly efficiency also can be higher.

Because the inner cup 100 usually is for having the structure of certain radian to reach the strength requirement and be convenient for collect the water liquid on inner cup surface, compare other positions of inner cup 100 body, set up exhaust seat 400 on platform 600, in order to guarantee that the interior lateral surface of platform 600 is the plane, so that exhaust seat 400's fixed with the installation more reliable convenient, difficult production is become flexible and deformation.

Above-mentioned exhaust seat 400 has the collection chamber 410 that is used for collecting the culinary art to spill over liquid, exhaust assembly 200, float assembly 300 is all installed in collection chamber 410, exhaust assembly 200 exhaust steam can not direct contact to on sealing member 500 under the blockking of collection chamber 410 inner wall, through exhaust assembly 200, the liquid that float assembly 300 spills over can enter into collection chamber 410, can prevent the liquid diffusion, reduce the spot area, the temperature of inner cup 100 can be in the continuous rising of culinary art in-process, the collection chamber 410 temperature of injecing on inner cup 100 also can be along with the increase of inner cup 100 temperature and increase, and then can heat the liquid that enters into collection chamber 410, make it evaporate gradually.

In order to further optimize the effect and prevent the situation that the cooking liquid collected in the collection cavity overflows too much and cannot be rapidly processed to cause the accumulation of the liquid in the collection cavity 410, an overflow hole 420 communicated with the collection cavity 410 is arranged at the side part of the exhaust seat 400, and an evaporation liquid storage cavity 510 is arranged between the sealing element 500 and the exhaust seat 400; the overflow vent 420 communicates the collection chamber 410 with the evaporative reservoir 510. The overflow holes 420 guide the liquid in the collection cavity 410 to the evaporation liquid storage cavity 510, when the liquid in the collection cavity 410 is too much, the collection cavity 410 defined by the exhaust seat 400 cannot evaporate the liquid quickly, the liquid can flow out from the collection cavity 410 by arranging the overflow holes 420 and enter the evaporation liquid storage cavity 510 arranged between the sealing element 500 and the exhaust seat 400, so that the area of the overflowed liquid contacting the inner cover 100 with high temperature is increased, the liquid is quickly evaporated by utilizing the high temperature of the inner cover 100, the evaporation liquid storage cavity is still located in the sealing range of the sealing element 500, the liquid overflowed from the collection cavity 410 is also located in the sealing range of the sealing element 500, and the area size of the stain is limited; can avoid effectively when the hot water juice that spills over is too much, if float assembly has not been by jack-up yet, when float assembly's float passageway was still in the open mode promptly, hot water juice sprayed the face and covered, caused the user to scald and the spot is difficult to clear up, caused potential safety hazard and user to use the problem of experiencing the difference. Preferably, the number of the overflow holes 420 may be plural, thereby improving the evaporation efficiency of the overflowing liquid.

In order to further reduce the accumulation of liquid in the collection cavity 410, the lower end of the overflow hole 420 is flush with the bottom wall of the collection cavity 410, and through such arrangement, the liquid overflowing into the collection cavity 410 can rapidly flow out, namely, the liquid flows into the range of the inner cover sealed by the sealing element, so that the contact area of the inner cover surface with high temperature is increased, the evaporation of the liquid is accelerated, and the accumulation of soup in the collection cavity is avoided.

Preferably, as shown in fig. 5-6, an overflow aperture 420 is provided adjacent to one side of the float assembly 300. Because in the actual culinary art in-process, the phenomenon that the hot water spills over more appears in the pot body hot water capacity more and the pot body still does not reach when the requirement of upper pressure, passageway between float assembly 300 and the pot cover 11 still is in the open mode, the hot water liquid temperature is also higher in the pot body this moment, hot water or the gas-liquid of boiling mainly spill over through float assembly 300's passageway, one side setting that is close to float assembly 300 with overflow hole 420, thereby the liquid that spills over can be quick collection, and increase its and the inner cup surface contact's of high temperature area, its evaporation accelerates.

Preferably, as shown in fig. 8, the bottom wall of the evaporation liquid storage chamber 510 is at least partially surrounded by the inner cover 100. Because in the culinary art process, inner cup 100 and culinary art chamber direct contact, its temperature will be higher for exhaust seat 400's temperature, the diapire that will evaporate stock solution chamber 510 is at least partially enclosed by inner cup 100, can be so that the temperature of the diapire of evaporation stock solution chamber 510 is higher, be convenient for quick hot evaporation is carried out to the soup that overflows, thereby can avoid effectively when the soup that overflows is too much, the soup sprays the face and covers, cause the user scald and the spot to be difficult to the clearance, cause potential safety hazard and user to use the problem of experiencing the difference.

Referring to fig. 3 to 8, in another embodiment of the present invention, the collecting chamber 410 is divided into two chambers by a rib 430, one is an exhaust chamber 411 for installing the exhaust assembly 200, and the other is a float chamber 412 for installing the float assembly 300, and the rib 430 blocks the steam from directly entering the exhaust chamber 411, which affects the normal operation of the exhaust assembly 300. Under the action of the rib 430, when the channel of the float assembly 200 is still in an open state, steam and soup ejected through the channel of the float assembly 200 can reach the float cavity 412, so that the soup can be blocked from flowing into the exhaust cavity 412, the soup is prevented from entering the exhaust cavity 412 and being adhered to the exhaust assembly 200, and the exhaust assembly 200 and the exhaust cavity 412 are adhered to each other, for example, the heavy hammer 220 is adhered to the side wall of the exhaust cavity 412, so that the heavy hammer cannot be effectively lifted, and the exhaust cannot be performed;

referring to fig. 3 to 8, the exhaust structure of the exhaust assembly 200 is specifically illustrated in another embodiment of the present invention.

Because the exhaust seat 400 for integrating the exhaust assembly 200 and the floater assembly 300 is arranged, the exhaust pipe 210 and the weight 220 are both arranged in the exhaust cavity 411 of the exhaust seat 400, the weight 220 needs to leave the end of the exhaust pipe 210 when the exhaust pipe 210 exhausts air, the weight 220 can reset by self gravity after exhausting is finished and falls on the exhaust pipe 210 again, in order to prevent the weight 220 from entering the float cavity 412 or falling from the exhaust seat 400, the inner wall of the exhaust cavity 411 and the weight 220 are attached or partially attached or keep a small distance, the weight 220 is radially limited, and a certain guiding effect can be achieved when the weight 220 resets.

The moving space of the weight 220 in the exhaust chamber 411 is small, and in this embodiment, the weight 220 is disposed far away from or close to the exhaust pipe 210 by rotating, so as to achieve exhausting and resetting. Specifically, be provided with two at least protruding muscle 440 at the exhaust chamber 411 inner wall, preferably three, can guarantee that the weight 220 is steady, the weight 220 outside is equipped with convex continuous curved surface 221 that is used for the direction, continuous curved surface 221 is upper and lower concave convex and keeps offsetting with protruding muscle 440, when the weight 220 rotates, protruding muscle 440 keeps motionless, continuous curved surface 221 slides relative protruding muscle 440, make weight 220 rebound gradually, it realizes exhausting to leave the upper end of blast pipe 210, the weight 220 reversal under self action of gravity resets after accomplishing the exhaust, so that the weight 220 can realize exhausting and resetting in limited space internalization.

The side of the weight 220 is provided with a push button 222, the lid 11 is further provided with a driving device for driving the weight 220 to rotate by pushing the push button 222, the driving device is an electromagnet assembly and can output power in a linear direction, the weight 220 is driven to rotate by pushing the push button 222 to apply a force in a tangential direction on the weight 220, a notch 450 is arranged on one side of the exhaust seat 400 facing the driving device, the driving device extends into the exhaust cavity 411 through the notch 450, the notch 450 is designed for facilitating the driving device to act, so that other parts of the exhaust cavity 411 can still radially limit the position of the weight 220, the driving device is arranged at the notch 450, and the radial displacement of the weight 220 facing the notch 450 is also limited.

Referring to fig. 1 and 7, based on the above-described embodiment, in another embodiment of the present invention, a mounting structure of an exhaust seat 400 is specifically described.

The hole sites corresponding to the exhaust assembly 200 and the floater assembly 300 are arranged on the bottom wall of the collecting cavity 410, the exhaust assembly 200 and the floater assembly 300 are firstly installed on the exhaust seat 400 during installation, corresponding hole sites are also arranged on the inner cover 100, the exhaust assembly 200 and the floater assembly 300 are aligned to the hole sites on the inner cover 100, the exhaust seat 400 is placed on the inner cover 100, and then fixed connection is carried out, wherein the exhaust seat 400 is fixedly installed on the inner cover 100 by riveting the floater seat of the floater assembly 300 and the inner cover 100, or the exhaust seat 400 is installed by fixedly connecting the exhaust pipe 210 and the inner cover 100, finally, the through hole 110 on the upper cover is aligned to the exhaust seat 400 and installed on the inner cover 100, and the sealing element 500 is installed between the exhaust seat 400 and the through hole 110.

The embodiment of the invention can be applied to products such as electric cookers, electric pressure cookers and the like.

While the invention has been described with reference to specific embodiments thereof, it will be understood by those skilled in the art that the invention is not limited thereto, and may be embodied in many different forms without departing from the spirit and scope of the invention as set forth in the following claims. Any modification which does not depart from the functional and structural principles of the present invention is intended to be included within the scope of the claims.

Claims (10)

1. Pressure cooking utensil reliable in use, including the pot body and pot cover, the pot cover includes upper cover and detachable inner cup, be equipped with exhaust assembly and float assembly in the inner cup, its characterized in that, the local recessed formation platform of inner cup, be equipped with the exhaust seat of independent installation on the platform, exhaust assembly with float assembly is located on the exhaust seat, the upper cover corresponds the exhaust seat sets up the through-hole, upper cover around the through-hole with be equipped with the sealing member between the inner cup, the exhaust seat is located the sealing range of sealing member.

2. Pressure cooking appliance reliable in use according to claim 1, characterised in that said exhaust seat defines a collection chamber inside it for collecting the cooking spill.

3. The pressure cooking appliance of claim 2, wherein the exhaust seat is provided with an overflow hole at a side thereof, which communicates with the collection chamber; an evaporation liquid storage cavity is arranged between the sealing element and the exhaust seat; the overflow hole is communicated with the collection cavity and the evaporation liquid storage cavity.

4. Pressure cooking appliance reliable in use according to claim 3, characterised in that the lower end of the overflow aperture is flush with the bottom wall of the collection chamber.

5. The reliable use pressure cooking appliance of claim 3, wherein said overflow aperture is disposed proximate a side of said float assembly.

6. The reliable use pressure cooking appliance of claim 3, wherein the bottom wall of the evaporative reservoir is at least partially surrounded by the inner cover.

7. The pressure cooking appliance of any one of claims 1 to 6, wherein a rib is further provided in the exhaust seat, the rib dividing the space in the exhaust seat into an exhaust chamber and a float chamber, the exhaust assembly being located in the exhaust chamber and the float assembly being located in the float chamber, the float chamber defining a collection chamber for collecting cooking overflow liquid.

8. The reliable pressure cooker of claim 7, wherein said exhaust assembly comprises an exhaust pipe and a weight, said weight is protruded with a continuous curved surface for guiding, the inner wall of said exhaust cavity is provided with a rib abutting against said continuous curved surface, said rib and said continuous curved surface cooperate to make said weight be lifted.

9. The pressure cooker with reliable use according to claim 8, wherein the inner wall of the exhaust cavity radially limits the weight.

10. The reliable pressure cooker as claimed in claim 8, wherein a push button is provided on the outside of the weight, a notch is provided on the top of the exhaust seat, a driving device for driving the weight to rotate by pushing the push button is further provided in the lid, and the driving device drives the push button through the notch to jack up the weight.

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