CN216416868U

CN216416868U - Pot cover and cooking utensil that sealed effectual

Info

Publication number: CN216416868U
Application number: CN202122558735.4U
Authority: CN
Inventors: 朱泽春; 王昌明; 莫林锋; 王源
Original assignee: Joyoung Co Ltd
Current assignee: Joyoung Co Ltd
Priority date: 2021-10-22
Filing date: 2021-10-22
Publication date: 2022-05-03
Anticipated expiration: 2031-10-22

Abstract

The utility model discloses a sealed effectual pot cover and cooking utensil, the pot cover is including lining lid, inner cup and sealing washer, and the lining lid is equipped with the installation position, and the inner cup includes inner cup body, turn-ups portion and grafting portion, and the installation position is equipped with cooperation portion, and the sealing washer includes location portion, and location portion includes first flanging and second flanging, and the second flanging is equipped with the locating hole, and the installation position is equipped with first bearing portion, and first flanging centre gripping is fixed in between turn-ups portion and the first bearing portion. The inner cup is fixed with the lining lid in an inserting mode, assembly efficiency is improved, the positioning portion of the sealing ring is provided with two flanging edges, the second flanging edge is provided with a positioning hole matched with the inserting portion or the matching portion, the second flanging edge can be assembled to the inner cup in advance or the lining lid ensures the preset position of the sealing ring, and the sealing ring can be prevented from shifting in the process of assembling the inner cup and the lining lid. The cooking utensil comprises a pot body and the pot cover, and the sealing ring further comprises a lower sealing lip edge which is in abutting sealing with the pot body.

Description

Pot cover and cooking utensil that sealed effectual

Technical Field

The utility model belongs to the technical field of kitchen utensil, concretely relates to sealed effectual pot cover and cooking utensil.

Background

The cover of electric cooker is usually composed of inner liner, inner cover and sealing ring, which are fixed together by fastener. For example, some pot covers are provided with the buckle structure who is used for installing sealing washer and inner cup respectively on the inside lining, with sealing washer and inner cup respectively with inside lining joint cooperation back, recycle the screw with inside lining and inner cup fastening connection, the assembly step is loaded down with trivial details, efficiency is lower.

In addition, because the sealing washer is the structure of being made by elastic material, and light in weight, consequently when location, installation sealing washer, the sealing washer receives the extrusion and can take place deformation or remove, consequently is difficult to fix a position the sealing washer in fixed process for there is the deviation in the position after the sealing washer is fixed and predetermines the position, influences sealed effect.

SUMMERY OF THE UTILITY MODEL

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

The utility model discloses the technical scheme who adopts does:

the utility model provides a sealed effectual pot cover, includes lining lid, inner cup and sealing washer, the lining lid is equipped with and is used for the installation position of inner cup, the inner cup include the inner cup body, with the turn-ups portion that the inner cup body linked firmly and with the grafting portion that turn-ups portion linked firmly, the installation position be equipped with the cooperation portion of grafting portion adaptation, the sealing washer includes location portion, location portion include first flanging and with the second flanging that first flanging links to each other, the second flanging be equipped with grafting portion or the locating hole of cooperation portion adaptation, the installation position is equipped with first bearing portion, first flanging centre gripping is fixed in turn-ups portion with between the first bearing portion.

The insertion part and the matching part are in insertion matching along the up-down direction.

The inner cup still include with turn-ups portion links to each other and downwardly extending's pressure holds the portion, the installation position still is equipped with second bearing portion, cooperation portion set up in second bearing portion, the outer turn-ups centre gripping of second is fixed in press hold the portion with between the second bearing portion.

The matching part is a through hole penetrating through the lining cover, the inserting part is inserted into the through hole through the positioning hole, and the inserting part is in interference fit with the positioning hole.

The inner cup is equipped with a plurality ofly grafting portion, and is a plurality of grafting portion is followed the circumference interval arrangement of pressing the portion of holding, the installation position be equipped with grafting portion quantity equals cooperation portion.

The positioning part further comprises an outer lip edge which is arranged on the outer edge of the second flanging and extends upwards, and the outer lip edge is matched with the inner cover in a stopping mode to limit the sealing ring to move inwards along the radial direction of the lining cover.

A first bulge is arranged on one side of the first flanging facing the flanging part and/or one side of the first flanging facing the first bearing part; the first bulge is a plurality of convex hulls arranged along the circumferential direction or the radial direction of the first outer flanging at intervals, and/or the first bulge is an annular convex rib extending along the circumferential direction of the first outer flanging, and the annular convex rib is provided with one or a plurality of convex hulls arranged along the radial direction of the first outer flanging at intervals.

A second bulge is arranged on one side, facing the first flanging, of the first supporting part; the second is protruding to be followed a plurality of convex hulls that first bearing portion set up along circumference or radial interval, and/or, the second is protruding to be followed the annular protruding muscle of the circumference extension of first bearing portion, annular protruding muscle have one or follow many of the radial interval arrangement of first bearing portion.

A third bulge is arranged on one side of the flanging part facing the first outward flanging; the third bulge is a plurality of convex hulls which are arranged along the circumferential direction or the radial direction of the flanging part at intervals, and/or the third bulge is an annular convex rib which extends along the circumferential direction of the flanging part, and the annular convex rib is provided with one or a plurality of convex ribs which are arranged along the radial direction of the flanging part at intervals.

The utility model also discloses a cooking utensil, including the pot body and pot cover, the pot cover is foretell pot cover, the sealing washer still including respectively with the last lip of sealing and the lower lip of sealing that location portion links to each other, go up the lip of sealing with the inner cup body supports the top and seals, the pot cover lid close extremely under the state of the pot body, the lower lip of sealing with the pot body supports the top and seals.

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

1. the utility model discloses an inner cup with the lining lid is realized fixedly through the cooperation of pegging graft, compares in the buckle and connects the mode of recycling fix with screw, has reduced the assembly degree of difficulty, has improved assembly efficiency, has saved the use of screw, has simplified the cost has been practiced thrift to the structure of pot cover, and has avoided the buckle department stress concentration's that the buckle connection brought problem, has improved the life of each spare part. Before the inner cover and the lining cover are in plug-in fit, the sealing ring is firstly installed on the inner cover or the lining cover, after the inner cover and the lining cover are in plug-in fit, the clamping and positioning of the sealing ring are synchronously realized, and the inner cover and the lining cover are connected, so that the assembly steps are simplified, and the assembly efficiency is further improved. And the mode of clamping and fixing does not need to set a complex connecting structure for the sealing ring, so that the risk of stress concentration at the joint of the sealing ring is further reduced.

In addition, the positioning part of the sealing ring is provided with two flanging edges, and the second flanging edge is provided with a positioning hole matched with the inserting part or the matching part, so that the second flanging edge can be assembled to the inner cover or the lining cover in advance through the positioning hole to pre-position the whole position of the sealing ring, the preset position of the sealing ring is ensured, the sealing ring can be prevented from shifting in the process of assembling the inner cover and the lining cover, the fixing of the sealing ring is facilitated, and the assembling time is saved.

2. As a preferred embodiment of the present invention, the inner cover further includes a pressing portion connected to the flanging portion and extending downward, the mounting portion is further provided with a second supporting portion, the fitting portion is disposed in the second supporting portion, and the second flanging is clamped and fixed to the pressing portion and between the second supporting portions. The pressing and holding part and the second bearing part clamp the second flanging, so that the fixing area of the sealing ring is enlarged, and the axial limiting effect of the sealing ring is further improved. In addition, the pressing part and the second supporting part extrude the second flanging, the sealing effect between the second flanging and the lining cover is further improved, when the matching part is a through hole, when cooking or cleaning is conducted, the second flanging can prevent steam, water and cleaning liquid from entering the inner part of the pot cover through the through hole, and the inner part of the pot cover is kept clean.

3. As a preferred embodiment of the present invention, the fitting portion is a through hole penetrating through the lining cover, the insertion portion passes through the positioning hole to be inserted into the through hole, and the insertion portion is in interference fit with the positioning hole. The insertion part is in interference fit with the positioning hole, so that the hole wall of the positioning hole is abutted against the periphery of the insertion part, a gap between the positioning hole and the insertion part is sealed, and the phenomenon that cleaning liquid enters the pot cover from the gap between the insertion part and the positioning hole to pollute internal parts in the process of cleaning the pot cover is avoided.

The cooperation portion is the through-hole, the grafting arch can insert completely in the through-hole, compare in the technical scheme that cooperation portion is blind hole or blind groove etc. has made things convenient for the assembly of inner cup, the through-hole with the bellied cooperation of grafting can make the inner cup assembles to predetermineeing the position, has avoided existence of processing, assembly error to lead to the inner cup with the unable closely matched problem of lining lid.

4. As a preferred embodiment of the present invention, the positioning portion further includes an outer lip edge disposed at the outer edge of the second flanging and extending upward, the outer lip edge cooperates with the inner cap stopper to limit the sealing ring to move radially inward along the lining cap. The setting in outer lip limit not only can with inner cup backstop is in order to restrict the sealing washer is followed the radial movement of lining lid can improve moreover the regional intensity in location portion periphery reduces the deformation volume when the outer turn-ups of second receives the extrusion, and is convenient grafting portion or the smooth insertion of cooperation portion avoids only the outer turn-ups of second and leads to grafting portion or cooperation portion inserts during the locating hole, make the outer turn-ups of second takes place great degree deformation, leads to the local perk of the outer turn-ups of second is difficult to its fixed problem.

5. The utility model also discloses a cooking utensil, including the pot body and pot cover, the pot cover is foretell sealed effectual pot cover, the sealing washer still including respectively with the last lip of a sealing limit and the lower lip of a sealing limit that location portion links to each other, the last lip of a sealing limit with the inner cup body supports the top and seals, the pot cover lid close extremely under the state of the pot body, the lower lip of a sealing limit with the pot body supports the top and seals. The utility model discloses an inner cup with link firmly through the grafting cooperation between the lining lid, assembly efficiency is high to it is fixed to extrude the centre gripping after pegging graft the sealing washer, reduced the atress of sealing washer junction has improved the life of sealing washer, just the sealing washer is provided with the locating hole, can assemble in advance before the assembly extremely the inner cup or the lining lid, thereby guarantee the installation of sealing washer is in predetermineeing the position, makes the position of sealing washer keeps fixed, thereby can all the time with the pot body keeps better sealed effect, has guaranteed the pot cover with leakproofness between the pot body.

Drawings

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

fig. 1 is a schematic structural view of the pot lid with good sealing effect according to an embodiment of the present invention;

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

fig. 3 is a schematic structural view of the pot cover with good sealing effect according to another embodiment of the present invention;

FIG. 4 is an enlarged view of area B of FIG. 3;

fig. 5 is a schematic structural view of the inner lid according to an embodiment of the present invention.

Wherein:

1, lining a cover; 11 a first bearing part; 111 a second projection; 12 a second bearing part; 13 a mating portion;

2, an inner cover; 21 an inner cap body; 22 flanging part; 221 a third projection; 23 a pressing part; 24, a plug-in part; 241 guiding inclined plane;

3, sealing rings; 31 a positioning part; 311 a first flanging; 312 second flanging; 313 outer lip; 314 positioning holes; 315 a first protrusion; 32 an upper sealing lip; 33 lower sealing lip;

4 covers.

Detailed Description

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

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

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

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

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

As shown in fig. 1 to 5, a pot cover with good sealing effect comprises a lining cover 1, an inner cover 2 and a sealing ring 3, wherein the lining cover 1 is provided with an installation position for installing the inner cover 2, the inner cover 2 comprises an inner cover body 21, a flanging part 22 fixedly connected with the inner cover body 21 and an insertion part 24 fixedly connected with the flanging part 22, the installation position is provided with a matching part 13 matched with the insertion part 24, the sealing ring 3 comprises a positioning part 31, the positioning part 31 comprises a first flanging 311 and a second flanging 312 connected with the first flanging 311, the second flanging 312 is provided with a positioning hole 314 matched with the insertion part 24 or the matching part 13, the installation position is provided with a first bearing part 11, and the first flanging 311 is clamped and fixed between the flanging part 22 and the first bearing part 11.

Preferably, as shown in fig. 1 and 3, the pot cover further includes a surface cover 4, and the surface cover 4 surrounds the upper portions and the side portions of the lining cover 1 and the inner cover 2 to shield parts inside the pot cover, so as to improve the overall aesthetic appearance of the pot cover.

Compare in the buckle connection mode of recycling the fix with screw, as shown in fig. 3-4, the utility model discloses an inner cup 2 with the cooperation of pegging graft of lining lid 1 through upper and lower direction realizes fixing, has reduced the assembly degree of difficulty, has improved assembly efficiency, has saved the use of screw, has simplified the structure of pot cover has practiced thrift the cost, and has avoided the buckle department stress concentration's that the buckle connection brought problem, has improved the life of each spare part.

Before the inner cover 2 and the lining cover 1 are in plug-in fit, the sealing ring 3 is firstly installed on the inner cover 2 or the lining cover 1, after the inner cover 2 and the lining cover 1 are in plug-in fit, the clamping and positioning of the sealing ring 3 are synchronously realized, and the inner cover 2 and the lining cover 1 are connected, so that the assembly steps are simplified, and the assembly efficiency is further improved. And the mode of centre gripping is fixed, need not sealing washer 3 sets up complicated connection structure, further reduces the risk that the stress concentration takes place in the junction of sealing washer 3.

In addition, the positioning portion 31 of the sealing ring 3 has two outward turned edges, and the second outward turned edge 312 has a positioning hole 314 adapted to the insertion portion 24 or the matching portion 13, so that the second outward turned edge 312 can be pre-assembled to the inner cap 2 or the lining cap 1 through the positioning hole 314 to pre-position the whole position of the sealing ring 3, thereby ensuring the preset position of the sealing ring 3, preventing the sealing ring 3 from shifting in the process of assembling the inner cap 2 and the lining cap 1, facilitating the fixation of the sealing ring 3, and saving the assembling time.

It should be noted that, the present invention is to the structure of the insertion part 24 and the matching part 13 is not specifically limited, preferably, one of the insertion part 24 and the matching part 13 is a protruding structure, and the other of the insertion part 24 and the matching part 13 is a hole matched with the protruding structure, and the protruding structure extends into the hole to complete the insertion. In addition, the hole can be a through hole or a blind hole as long as the insertion of the protruding structure can be realized.

The utility model discloses it is not specifically limited to the grafting portion 24 with the grafting direction of cooperation portion 13, it includes but not limited to the condition that the following embodiment lists:

the first implementation mode comprises the following steps: in the present embodiment, the mating portion 13 and the mating portion 24 are radially fitted to each other. Because the inner cap 2 and the lining cap 1 are vertically distributed after being assembled, the inserting direction of the inserting part 24 and the matching part 13 is different from the mounting direction of the inner cap 2 and the lining cap 1, and the inner cap 2 or the lining cap 1 is prevented from separating the inserting part 24 and the matching part 13 under the action of self gravity.

The second embodiment: in the present embodiment, the mating portion 13 and the mating portion 24 are mated by insertion in the circumferential direction. When the inner cover 2 and the lining cover 1 are placed in place, the inner cover 2 or the lining cover 1 is rotated to be inserted in a rotating mode, and locking is achieved.

The third embodiment is as follows: as a preferred embodiment of the present invention, as shown in fig. 3 to 4, the insertion portion 24 is inserted and fitted with the fitting portion 13 in the up-down direction.

The matching direction of the insertion part 24 and the matching part 13 is the same as the mounting direction of the inner cover 2 and the lining cover 1, and the insertion part 24 and the matching part 13 can be matched only by applying vertical force to the insertion part 24 or the matching part 13 during assembly, compared with the way of insertion and matching along the radial direction, the inner cover 2 and the lining cover 1 do not need to apply external force to the insertion part 24 or the matching part 13 to enable the insertion part 24 or the matching part 13 to deform to be inserted with the other insertion part, the service life of the insertion part 24 or the matching part 13 is ensured, and the connection structure is prevented from being broken due to overlarge force. The upper and lower matched mode only needs an assembler to align the two modes, and the installation is convenient and fast.

As a preferred embodiment of the present invention, as shown in fig. 2, the inner lid 2 further includes a pressing portion 23 connected to the flange portion 22 and extending downward, the mounting position is further provided with a second supporting portion 12, the engaging portion 13 is provided on the second supporting portion 12, and the second outward flange 312 is clamped and fixed between the pressing portion 23 and the second supporting portion 12.

It should be noted that, in the present embodiment, the pressing manner of the pressing portion 23 is not specifically limited, and in a specific embodiment, as shown in fig. 2, the pressing portion 23 is located above the second flanging 312, and clamps the second flanging 312 together with the second supporting portion 12.

The pressing part 23 and the second supporting part 12 clamp the second outward turned edge 312, so that the fixing area of the sealing ring 3 is enlarged, and the axial limiting effect of the sealing ring 3 is further improved. In addition, the pressing part 23 and the second supporting part 12 press the second flanging 312, so that the sealing effect between the second flanging 312 and the lining cover 1 is improved, when the matching part 13 is a through hole, the second flanging 312 can prevent steam, water and cleaning liquid from entering the inner part of the pot cover through the through hole during cooking or cleaning, and the inner part of the pot cover is kept clean.

In a preferred embodiment, as shown in fig. 4, the fitting portion 13 is a through hole penetrating through the lining cover 1, the inserting portion 24 is inserted into the through hole through the positioning hole 314, and the inserting portion 24 is in interference fit with the positioning hole 314.

The inserting portion 24 penetrates through the positioning hole 314, so that the inner cap 2 and the sealing ring 3 are fixed more stably, and the sealing ring 3 is prevented from moving under extrusion.

The insertion part 24 is in interference fit with the positioning hole 314, so that the hole wall of the positioning hole 314 abuts against the periphery of the insertion part 24, thereby sealing a gap between the positioning hole 314 and the insertion part 24, and preventing cleaning liquid from entering the cooker cover from the gap between the insertion part 24 and the positioning hole 314 to pollute internal parts in the process of cleaning the cooker cover.

The cooperation portion 13 is the through-hole, grafting portion 24 can insert completely in the through-hole, compare in cooperation portion 13 is the technical scheme of blind hole or blind groove etc. and has made things convenient for the assembly of inner cup 2, the through-hole with grafting portion 24's cooperation can make inner cup 2 assembles to preset the position, has avoided the existence of processing, assembly error to lead to the inner cup 2 with the problem that lining lid 1 can't closely cooperate.

It should be noted that the number and the arrangement position of the insertion portions 24 are not particularly limited in this embodiment, and in a preferred embodiment, as shown in fig. 5, the inner lid 2 is provided with a plurality of insertion portions 24, the plurality of insertion portions 24 are arranged at intervals along the circumferential direction of the pressure holding portion 23, and the mounting positions are provided with the fitting portions 13 equal in number to the insertion portions 24.

It is a plurality of grafting portion 24 with cooperation portion 13 grafting cooperation, will inner cup 2 with the periphery of lining lid 1 is fixed, makes inner cup 2 with 1 of lining lid is fixed more stable, avoids one side perk of inner cup 2.

Further, as shown in fig. 5, at least one of the mating part 13 and the insertion part 24 is provided with a guide slope 241.

The guide inclined plane 241 can guide the insertion of the two, so that the insertion part 24 smoothly extends into the through hole, the influence of machining errors on the matching of the two is reduced, the two are more labor-saving and smooth in the insertion matching process, and the assembly difficulty is reduced. In one embodiment, as shown in fig. 5, the guiding slope 241 is disposed on the inserting portion 24.

Of course, the insertion portion 24 may be disposed around the periphery of the pressing portion 23 to form a circumferential insertion with the matching portion 13, so as to improve the connection strength between the inner cap 2 and the lining cap 1.

As a preferred embodiment of the present invention, as shown in fig. 2 and 4, the positioning portion 31 further includes an outer lip 313 provided at the outer edge of the second flanging 312 and extending upward, and the outer lip 313 cooperates with the inner cover 2 to limit the radial inward movement of the seal ring 3 along the lining cover 1.

The setting of outer lip edge 313 not only can with inner cup 2 backstop is in order to restrict sealing washer 3 is followed the radial movement of backing 1 can improve moreover the intensity of location portion 31 peripheral area reduces the deformation volume when second flanging 312 receives the extrusion, and is convenient grafting portion 24 or cooperation portion 13 inserts smoothly, avoids only second flanging 312 and leads to grafting portion 24 or cooperation portion 13 inserts during the locating hole 314, makes the deformation of great degree takes place for second flanging 312 leads to second flanging 312 local perk is difficult to its fixed problem.

The outer lip 313 also serves to position the inner cap 2 for installation, allowing an assembler to install the inner cap 2 in a position coaxial with the seal ring 3 and the liner cap 1.

As a preferred embodiment of the present invention, as shown in fig. 4, a first protrusion 315 is disposed on a side of the first flanging 311 facing the flanging part 22 and/or a side of the first flanging 311 facing the first supporting part 11.

The first protrusion 315 abuts against the flange portion 22 and/or the first support portion 11, so that friction between the seal ring 3 and the flange portion 22 and/or the first support portion 11 is increased, thereby improving a positioning effect of the seal ring 3, and preventing the seal ring 3 from slipping or falling off from the liner cover 1 under the extrusion of the flange portion 22 and the first support portion 11.

In one embodiment, as shown in fig. 4, the first protrusion 315 is disposed on a side of the first flanging 311 facing the flanging portion 22. Of course, the first protrusion 315 may also be disposed on one side of the first flanging 311 facing the first supporting portion 11, or the first protrusions 315 are disposed on both sides of the first flanging 311, so as to increase the friction between the first flanging 311 and the first supporting portion 11 and the flanging portion 22, so as to better position the sealing ring 3.

In this embodiment, the structure of the first protrusion 315 is not particularly limited, and includes but is not limited to the following embodiments:

example 1: in this embodiment, the first protrusion 315 is a plurality of convex hulls arranged along the circumferential direction or radial direction of the first flanging 311 at intervals.

The convex hull is arranged in a dot matrix manner, so that the positioning effect of the sealing ring 3 is good, and the phenomenon that the sealing ring 3 deviates when being extruded due to the fact that the sealing ring 3 and the flanging part 22 and/or the contact area of the first bearing part 11 are large can be avoided.

Example 2: in this embodiment, the first protrusion 315 is an annular rib extending along the circumferential direction of the first flanging 311, and the annular rib has one or more strips arranged at intervals along the radial direction of the first flanging 311.

The annular convex ribs can be in a butt joint state in the circumferential circle of the sealing ring 3, the flanging part 22 and/or the first supporting part 11, so that the sealing effect and the positioning effect on the sealing ring 3 are improved.

Preferably, the annular convex ribs are multiple, so that the positioning effect is improved, and the sealing ring 3 is prevented from falling off.

In a preferred embodiment, as shown in fig. 4, a second protrusion 111 is provided on a side of the first bearing portion 11 facing the first flanging 311.

The second protrusion 111 abuts against the first outward-turned edge 311 of the sealing ring 3, so that the sealing ring 3 is locally deformed, the positioning effect of the sealing ring 3 is improved, the position of the sealing ring 3 is fixed, and the sealing effect is ensured.

Further, the second protrusion 111 is a plurality of convex hulls arranged along the first supporting portion 11 at intervals in the circumferential direction or the radial direction, and/or the second protrusion is an annular convex rib extending along the circumferential direction of the first supporting portion 11, and the annular convex rib has one or a plurality of convex hulls arranged along the radial direction of the first supporting portion 11 at intervals.

The protruding 111 of second does the convex closure perhaps the structure of annular protruding muscle can improve first bearing portion 11's structural strength improves first bearing portion 11's life to it is right to guarantee the fixed effect of sealing washer 3 avoids first bearing portion 11 damages or splits under the extrusion, sealing washer 3 drops.

As a preferred embodiment of the present invention, as shown in fig. 4, a third protrusion 221 is provided on a side of the flange portion 22 facing the first flanging 311; the third protrusion 221 is a plurality of convex hulls spaced along the circumferential direction or the radial direction of the flange part 22, and/or the third protrusion 221 is an annular convex rib extending along the circumferential direction of the flange part 22, and the annular convex rib has one or a plurality of convex hulls spaced along the radial direction of the flange part 22.

The third protrusion 221 is a convex hull or an annular rib structure, and can improve the structural strength of the flanging part 22 and improve the service life of the flanging part 22, so that the fixing effect of the sealing ring 3 is ensured, and the flanging part 22 is prevented from being damaged or broken under extrusion and losing the fixing effect of the sealing ring 3.

Further, as shown in the figure, the third protrusion 221 is a structure formed by the burring part 22 being recessed downward to protrude toward the first burring 311.

The third protrusion 221 and the burring 22 are integrally formed, so that the subsequent processing or assembling steps are omitted, the assembling difficulty is reduced, and the connection strength between the third protrusion 221 and the burring 22 is improved, so that the seal ring 3 can be well extruded, and the third protrusion 221 is prevented from falling off from the burring 22.

In the above embodiment, the first protrusion 315, the second protrusion 111, and the third protrusion 221 may be provided separately or simultaneously, so as to further improve the positioning effect on the seal ring 3.

The utility model also discloses a cooking utensil, including the pot body and pot cover, the pot cover is foretell sealed effectual pot cover, sealing washer 3 still including respectively with last sealing lip limit 32 and lower sealing lip limit 33 that location portion 31 links to each other, go up sealing lip limit 32 with inner cup body 21 supports the top and seals, the pot cover lid close extremely under the state of the pot body, lower sealing lip limit 33 with the pot body supports the top and seals.

The utility model discloses an inner cup 2 with link firmly through the grafting cooperation between the lining lid 1, assembly efficiency is high to it is fixed to extrude the centre gripping after pegging graft sealing washer 3, reduced the atress of 3 junctions of sealing washer has improved the life of sealing washer 3, just sealing washer 3 is provided with locating hole 314, can assemble in advance before the assembly extremely inner cup 2 or lining lid 1, thereby guarantee the installation of sealing washer 3 is predetermine the position, makes the position of sealing washer 3 keeps fixed, thereby can all the time with the pot body keeps better sealed effect, has guaranteed the pot cover with leakproofness between the pot body.

The upper sealing lip edge 32 is arranged, so that the sealing ring 3 not only has the function of sealing the pot cover and the pot body, but also has the function of sealing the inner cover body 21 and the lining cover 1, and the phenomenon that steam or food in the pot enters the inside of the pot cover from the gap at the matching position of the sealing ring 3 and the inner cover 2 to pollute the inside of the pot cover is prevented. The sealing ring 3 has multiple purposes, an additional sealing element is not required to be arranged, the structure of the pot cover is simplified, and the cost is saved.

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

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

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

Claims

1. The utility model provides a sealed effectual pot cover, includes lining lid, inner cup and sealing washer, its characterized in that, the lining lid is equipped with and is used for the installation position of inner cup, the inner cup include the inner cup body, with the turn-ups portion that the inner cup body linked firmly and with the grafting portion that turn-ups portion linked firmly, the installation position be equipped with the cooperation portion of grafting portion adaptation, the sealing washer includes location portion, location portion include first flanging and with the second flanging that first flanging links to each other, the second flanging be equipped with grafting portion or the locating hole of cooperation portion adaptation, the installation position is equipped with first bearing portion, first flanging centre gripping is fixed in turn-ups portion with between the first bearing portion.

2. The pot cover with good sealing effect as claimed in claim 1,

3. The pot cover with good sealing effect as claimed in claim 2,

4. The pot cover with good sealing effect as claimed in claim 3,

5. The pot cover with good sealing effect as claimed in claim 4,

6. The pot cover with good sealing effect as claimed in claim 1,

7. The pot lid with good sealing effect according to any one of claims 1 to 6,

a first bulge is arranged on one side of the first flanging facing the flanging part and/or one side of the first flanging facing the first bearing part;

the first bulge is a plurality of convex hulls arranged along the circumferential direction or the radial direction of the first outer flanging at intervals, and/or the first bulge is an annular convex rib extending along the circumferential direction of the first outer flanging, and the annular convex rib is provided with one or a plurality of convex hulls arranged along the radial direction of the first outer flanging at intervals.

8. The pot lid with good sealing effect according to any one of claims 1 to 6,

9. The pot lid with good sealing effect according to any one of claims 1 to 6,

10. A cooking utensil, including pot body and pot cover, characterized in that, the pot cover is that the sealed effectual pot cover of any claim 1 to 9, the sealing washer still includes upper sealing lip limit and lower sealing lip limit with the location portion links to each other respectively, upper sealing lip limit and inner cup body top seal, under the state that the pot cover lid closes to the pot body, lower sealing lip limit and the pot body top seal.