CN210842655U

CN210842655U - Pot lid subassembly and cooking utensil

Info

Publication number: CN210842655U
Application number: CN201921197708.5U
Authority: CN
Inventors: 吴飞; 瞿义
Original assignee: Zhejiang Shaoxing Supor Domestic Electrical Appliance Co Ltd
Current assignee: Zhejiang Shaoxing Supor Domestic Electrical Appliance Co Ltd
Priority date: 2019-07-26
Filing date: 2019-07-26
Publication date: 2020-06-26
Anticipated expiration: 2029-07-26

Abstract

The utility model provides a pot cover subassembly and cooking utensil. The pot cover subassembly includes: a liner assembly; the inner cup, the bottom of the short inside lining subassembly of inner cup installation, the inner cup includes apron portion and the turn-ups of setting in the apron portion periphery, and the turn-ups sets up towards the bottom upset of apron portion, and the stair-like structure setting is personally submitted in turn-ups's longitudinal section, and the step number of stair-like structure is less than 3. Compared with the pot cover subassembly among the prior art, the utility model provides a step number of the ladder-shaped structure of the turn-ups longitudinal section of the outward flange department of pot cover subassembly is less than 3, can reduce to a certain extent the utility model provides a thickness of inner cup, and then reduce the thickness of whole pot cover subassembly, reduced the volume of pot cover subassembly, during the actual production, the reduction of pot cover thickness leads to the tensile degree of depth of pot cover to reduce, has increased pot cover subassembly production qualification rate, reduces pot cover sheet thickness in addition, can reduce the materials of pot cover subassembly, thereby reduce the utility model provides a production cost of pot cover subassembly.

Description

Pot lid subassembly and cooking utensil

Technical Field

The utility model relates to the technical field of household appliances, particularly, relate to a pot cover subassembly and cooking utensil.

Background

The electric pressure cooker is an upgrading and updating product of the traditional pressure cooker and the electric cooker, combines the advantages of the pressure cooker and the electric cooker, thoroughly solves the safety problem of the pressure cooker, and eliminates the potential safety hazard which puzzles consumers for many years by the common pressure cooker; the thermal efficiency is more than 80%, and time and electricity are saved.

The outer edge of the cover assembly of the existing electric pressure cooker is mostly provided with three steps, the thickness of the cover assembly with the three steps is thick, so that the whole electric pressure cooker is high, the electric pressure cooker looks heavy and unattractive in appearance, and the production cost of the product is high.

SUMMERY OF THE UTILITY MODEL

The main object of the utility model is to provide a pot cover subassembly and cooking utensil to solve the problem that the pot cover subassembly is heavy, manufacturing cost is high.

In order to achieve the above object, according to an aspect of the present invention, there is provided a pot cover assembly, including: a liner assembly; the inner cup, the inner cup is installed the bottom of inside lining subassembly, the inner cup includes apron portion and sets up the turn-ups of apron portion periphery, the turn-ups orientation the bottom upset of apron portion sets up, the turn-ups longitudinal section is the echelonment structure setting, just the step number of echelonment structure is less than 3. Compared with the pot cover subassembly among the prior art, the utility model provides a step number of the turn-ups longitudinal section's of the outward flange department of pot cover subassembly echelonment structure is less than 3, can reduce to a certain extent the utility model provides a thickness of inner cup, and then reduce the thickness of whole pot cover subassembly, reduced the volume of pot cover subassembly. During actual production, the reduction of pot cover thickness leads to the tensile degree of depth of pot cover to reduce, has increased pot cover subassembly production qualification rate, reduces pot cover sheet thickness in addition, can reduce the materials of pot cover subassembly, thereby reduces the utility model provides a production cost of pot cover subassembly.

Furthermore, the position department that the turn-ups with apron portion is connected is provided with annular protrusion, annular protrusion is located the inner cup bottom is convenient for realize the cooperation with the sealing washer on the pot cover subassembly, guarantees the sealing reliability of sealing washer.

Furthermore, one side of the cover plate part, which is far away from the annular protrusion, is provided with an annular groove corresponding to the annular protrusion, the cover plate part is connected with the top end of the inner peripheral side wall of the annular groove, and the flanging is connected with the top end of the outer peripheral side wall of the annular groove. In the process of actual production, can cover the punching press through the mode of punching press and form annular groove including, at this moment, correspondingly form annular protrusion, simple structure, the processing of being convenient for in the bottom of inner cup.

Further, bellied height H of annular is 1mm to 3mm, and in this numerical range, not only can guarantee that the sealing washer can be with the bellied in close contact with of annular, in actual production, can reduce the tensile degree of depth of inner cup, improve the reasonable rate of inner cup production.

Furthermore, the opening angle between the inner peripheral side wall of the annular groove and the cover plate portion is 90-180 degrees, the sealing ring can be ensured to be in close contact with the bottom plate of the inner cover, and the opening angle is the included angle between the bottom surface of the cover plate portion and the tangent line at the top end position of the inner peripheral side wall of the annular groove.

Further, the longitudinal section of the inner peripheral side wall of the annular groove is a first arc surface, the longitudinal section of the outer peripheral side wall of the annular groove is a second arc surface, the end portions, close to the first arc surface and the second arc surface, of the first arc surface and the second arc surface are in smooth transition connection, and the protruding directions of the first arc surface and the second arc surface are deviated from each other. This kind of structure can prevent that sharp-pointed corner from appearing in the inner cup, prevents that sharp-pointed corner fish tail sealing washer, meanwhile, if adopt the mode of moulding plastics processing inner cup, still be convenient for the inner cup demolding.

Further, the apron portion with turn-ups integrated into one piece sets up, stable in structure, the processing of being convenient for.

Further, the stair-shaped structure comprises a first step and a second step, the second step is located at the bottom end of the first step, the distance from the second step to the central axis of the cover plate portion is larger than the distance from the first step to the central axis of the cover plate portion, and an inner clasp is arranged at the bottom end of the stair-shaped structure, so that the pot cover assembly can be conveniently buckled on the heat-preservation cover on the pot body.

Further, pot cover subassembly still includes interior welt and sealing washer, interior welt passes through the retaining member to be fixed the bottom of apron portion, the sealing washer cover is established the periphery of interior welt is established and is passed through interior welt compresses tightly annular bulge department guarantees that the sealing washer can effectively contact with the internal face of inner cup, improves the utility model provides a pot cover subassembly's sealing performance.

According to another aspect of the present invention, there is provided a cooking appliance, comprising a lid assembly, the lid assembly being the above lid assembly.

Use the technical scheme of the utility model, for the pot cover subassembly among the prior art, the utility model provides a step number of the turn-ups longitudinal profile's of the outside department of the inner cup of pot cover subassembly echelonment structure is less than 3, can reduce to a certain extent the utility model provides a thickness of inner cup, and then reduce the thickness of whole pot cover subassembly, reduced the volume of pot cover subassembly. During actual production, the reduction of pot cover thickness leads to the tensile degree of depth of pot cover to reduce, has increased pot cover subassembly production qualification rate, can also reduce pot cover sheet thickness in addition, can reduce the materials of pot cover subassembly, thereby reduce the utility model provides a production cost of pot cover subassembly.

Drawings

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

figure 1 schematically illustrates a cross-sectional view of a pot lid assembly of the present invention;

FIG. 2 schematically shows an enlarged view of the region M in FIG. 1;

figure 3 schematically illustrates an exploded view of the lid assembly of the present invention;

figure 4 schematically illustrates a perspective view of the inner lid of the pot lid assembly of the present invention;

FIG. 5 schematically illustrates a first enlarged partial view of the inner pot of the present invention after it has been cut open;

fig. 6 schematically shows a second enlarged partial view of the inner lid of the present invention after being cut open.

Wherein the figures include the following reference numerals:

10. an inner cover; 11. a cover plate portion; 12. flanging; 121. an inner clasp; 122. a first step; 123. a second step; 13. an annular projection; 14. an annular groove; 141. an inner peripheral side wall; 142. a peripheral sidewall; 15. opening angle; 20. an inner liner plate; 30. a seal ring; 40. a liner assembly; 50. and a locking member.

Detailed Description

It should be noted that the embodiments and features of the embodiments in the present application may be combined with each other without conflict. The present invention will be described in detail below with reference to the accompanying drawings in conjunction with embodiments.

It is noted that the terminology used herein is for the purpose of describing particular embodiments only and is not intended to be limiting of example embodiments according to the present application. As used herein, the singular forms "a", "an" and "the" are intended to include the plural forms as well, and it should be understood that when the terms "comprises" and/or "comprising" are used in this specification, they specify the presence of stated features, steps, operations, devices, components, and/or combinations thereof, unless the context clearly indicates otherwise.

Spatially relative terms, such as "above … …," "above … …," "above … …," "above," and the like, may be used herein for ease of description to describe one device or feature's spatial relationship to another device or feature as illustrated in the figures. It will be understood that the spatially relative terms are intended to encompass different orientations of the device in use or operation in addition to the orientation depicted in the figures. For example, if a device in the figures is turned over, devices described as "above" or "on" other devices or configurations would then be oriented "below" or "under" the other devices or configurations. Thus, the exemplary term "above … …" can include both an orientation of "above … …" and "below … …". The device may be otherwise variously oriented (rotated 90 degrees or at other orientations) and the spatially relative descriptors used herein interpreted accordingly.

Referring to fig. 1 to 6, according to an embodiment of the present invention, a cooking appliance is provided, and the cooking appliance in this embodiment is particularly an electric pressure cooker, an electric cooker, or the like.

The cooking utensil in this embodiment includes a kind of deep pot body (not shown in the figure) and pot cover subassembly, and wherein, the a kind of deep pot body includes main part, heat preservation cover, interior pot and heating element etc. wherein, keeps warm and covers the setting in the main part, and heating element installs in the bottom that keeps warm the cover, and interior pot detachably installs in the heat preservation cover, through heating element's heating effect, can heat the interior pot of installing in the cover that keeps warm, and then is convenient for cook the edible material in the interior pot. During the in-service use, pot cover subassembly buckle closure is covered in order to seal the interior pot on the heat preservation, is convenient for cook fast to the edible material in the interior pot.

However, as noted in the background, the outer edge of the lid assembly on the market today mostly has three steps, which makes the overall thickness of the lid assembly thicker, seemingly bulkier in appearance, and more costly to produce.

Therefore, the utility model discloses in provide a novel pot cover subassembly, refer to fig. 1 to 6, the pot cover subassembly in this embodiment includes inner cup 10, this inner cup 10 includes apron portion 11 and the turn-ups 12 of setting in apron portion 11 periphery, and this turn-ups 12 sets up towards the bottom upset of apron portion 11, and the longitudinal section of turn-ups 12 is the setting of echelonment structure, and the step number of echelonment structure is less than 3. The longitudinal section of the flange 12 described in this embodiment is a section obtained by cutting the flange 12 in a direction perpendicular to the cover plate portion 11. The bottom of the cover plate portion 11 is a portion of the inner lid 10 close to the pot body.

Compared with the pot cover assembly in the prior art, the number of the steps of the step-shaped structure of the longitudinal section of the flange 12 at the outer edge of the inner cover 10 of the pot cover assembly in the embodiment is less than 3, so that the thickness of the inner cover 10 in the embodiment can be reduced to a certain extent, the thickness of the whole pot cover assembly is further reduced, and the volume of the pot cover assembly is reduced. In practical production, the inner lid 10 in this embodiment is designed by a stretching process, and since the thickness of the whole pot lid assembly is reduced, the thickness of the sheet material for producing the inner lid can be reduced during processing, and the material consumption of the pot lid assembly can be reduced, thereby reducing the production cost of the pot lid assembly in this embodiment. Meanwhile, the thickness of the whole pot cover assembly is reduced, the stretching depth of the inner cover in production is reduced at the same time, and the production yield of the pot cover assembly can be improved.

The flanging 12 in this embodiment is a structure bent at the edge of the cover plate 11, and during actual processing, the flanging 12 may be formed at the periphery of the cover plate 11 in a stamping manner, and may also be formed integrally with the cover plate 11 in an injection molding manner, so that the structure is stable and reliable, and the structural strength and the use stability of the inner cover 10 in this embodiment are improved.

Of course, in other embodiments of the present invention, the flange 12 may also be fixed to the outer edge of the cover plate 11 by welding or clamping, the structural strength of the two methods is reduced, and the air tightness is not high enough.

Preferably, the cover plate portion 11 in this embodiment is a circular plate structure, which is convenient for being adapted to the inner pan, and of course, when the pan opening of the inner pan is in other shapes, such as square, the cover plate portion 11 may also be set to be square, as long as it is in other deformation modes under the concept of the present invention, all of which are within the protection scope of the present invention.

The position where the flange 12 and the cover plate part 11 are connected in this embodiment is provided with an annular protrusion 13, the annular protrusion 13 is located on one side of the inner lid 10 close to the flange 12, that is, the protrusion direction of the annular protrusion 13 is set towards the bottom of the inner lid 10, so as to be convenient for being matched with a sealing ring 30 on the lid assembly, and ensure the sealing reliability of the sealing ring 30.

Referring to fig. 1 and 2, the pot lid assembly in this embodiment further includes an inner lining plate 20 and a sealing ring 30, the inner lining plate 20 is fixed at the bottom of the lid portion 11 by a locking member 50, the sealing ring 30 is sleeved on the outer periphery of the inner lining plate 20 and is pressed at the annular protrusion 13 by the inner lining plate 20, so as to ensure that the sealing ring can effectively contact with the inner wall surface of the inner lid 10, and improve the sealing performance of the pot lid assembly in this embodiment.

Specifically, the side of the sealing ring 30 in this embodiment close to the annular protrusion 13 is a concave arc surface, and during assembly, the sealing ring 30 is sleeved on the periphery of the lining plate 20 and then fixed at the bottom of the cover plate portion 11 through the locking member 50, and in the process of screwing the locking member 50, the concave arc surface of the sealing ring 30 continuously moves towards the annular protrusion 13, and the two are tightly fixed under the action of the locking member 50, so that the sealing performance is good. The locking member 50 in this embodiment is a locking post or a locking screw.

Referring to fig. 4 to 6, the cover plate 11 of the present embodiment is provided with an annular groove 14 corresponding to the annular protrusion 13 on the side away from the annular protrusion 13, the cover plate 11 is connected to the top end of the inner peripheral sidewall 141 of the annular groove 14, and the flange 12 is connected to the top end of the outer peripheral sidewall 142 of the annular groove 14, so as to ensure the smoothness of the connection position of the entire inner lid 10.

In the actual production process, the annular groove 14 can be formed by stamping on the inner cover 10, and at this time, the annular protrusion 13 is correspondingly formed at the bottom of the inner cover 10, so that the structure is simple and the processing is convenient.

Preferably, the height H of the annular protrusion 13 in the present embodiment is 1mm to 3mm, for example 2mm, and within this numerical range, not only can the sealing ring 30 be ensured to be in close contact with the annular protrusion 13, but also in actual production, the stretching depth of the inner cap can be reduced, and the reasonable rate of the inner cap production is improved.

As shown in fig. 6, the opening angle 15 between the inner peripheral side wall 141 of the annular groove 14 and the cover plate portion 11 in the present embodiment is 90 ° to 180 °, for example, 120 ° to 150 °, and the sealing ring 30 is ensured to be in close contact with the bottom plate of the inner lid 10, where the opening angle 15 is the angle between the bottom surface of the cover plate portion 11 and the tangent line at the top end position of the inner peripheral side wall 141 of the annular groove.

Referring to fig. 4 to 6 again, in the present embodiment, the longitudinal section of the inner peripheral sidewall 141 of the annular groove 14 is a first arc surface, the longitudinal section of the outer peripheral sidewall 142 of the annular groove 14 is a second arc surface, the end portions of the first arc surface and the second arc surface close to each other are connected in a smooth transition manner, and the protruding directions of the first arc surface and the second arc surface are deviated from each other, such a structure can prevent the inner cap 10 from having a sharp corner, and prevent the sharp corner from scratching the sealing ring 30, and at the same time, if the inner cap 10 is processed by injection molding, the inner cap 10 can be conveniently ejected from the mold. If the inner lid 10 is processed in a stretching manner, in the actual stretching, it is also convenient to improve the production yield of the inner lid 10 in the present embodiment.

The fact that the protruding directions of the first arc surface and the second arc surface are opposite in this embodiment means that the internal cavity of the annular groove 14 can form an arrangement similar to an ellipse to form a groove, as shown in fig. 5.

The stepped structure of the flange 12 in this embodiment includes two steps, as shown in fig. 5, the stepped structure in this embodiment includes a first step 122 and a second step 123, the first step 122 is connected to the cover plate portion 11, the second step 123 is located at the bottom of the first step 122, and the distance from the second step 123 to the central axis of the cover plate portion 11 is greater than the distance from the first step 142 to the central axis of the cover plate portion 11.

The bottom end of the flanging 12 is provided with an inner clasp 121, which is convenient for covering the pot cover assembly on the heat preservation cover on the pot body.

The pot cover assembly in this embodiment further includes a liner assembly 40 and a decoration cover (not shown in the figure), wherein the liner assembly 40 is located on the top of the inner cover 10 during actual assembly, and the decoration cover is installed on the top of the liner assembly 40, so as to ensure the appearance perfectness of the whole pot cover assembly.

According to the above embodiment, the utility model can reduce the whole thickness of the pot cover assembly by reducing the number of the steps on the flange 12, and directly cancel the steps which do not affect the performance of the product; the second step 123 is a locking step and is used for locking the heat preservation cover to play a role of safety protection, the first step 122 is an installation step of the sealing ring 30, the pot opening sealing ring 30 is installed on the step and matched with the annular bulge 13 to reduce the lip edge of the sealing ring 30 to be matched with the step, and the sealing performance of the whole pot cover assembly is improved.

The utility model discloses a keep necessary step, cancel original 3 rd step face, do annular bulge 13 at the top of inner cover 10, original 3 rd step face is convenient for play sealed effect with pot mouth sealing washer 30 cooperation.

From the above description, it can be seen that the utility model discloses foretell utility model realizes following technological effect: compared with the pot cover subassembly among the prior art, the utility model provides a step number of the turn-ups longitudinal section's of the outside department of pot cover subassembly echelonment structure is less than 3, can reduce to a certain extent the utility model provides a thickness of inner cup, and then reduce the thickness of whole pot cover subassembly, reduced the volume of pot cover subassembly, during the actual production, can reduce the materials of pot cover subassembly, reduce the utility model provides a production cost of pot cover subassembly.

It should be noted that the terms "first," "second," and the like in the description and claims of this application and in the drawings described above are used for distinguishing between similar elements and not necessarily for describing a particular sequential or chronological order. It is to be understood that the data so used is interchangeable under appropriate circumstances such that the embodiments of the application described herein are, for example, capable of operation in sequences other than those illustrated or otherwise described herein. Furthermore, the terms "comprises," "comprising," and "having," and any variations thereof, are intended to cover a non-exclusive inclusion, such that a process, method, system, article, or apparatus that comprises a list of steps or elements is not necessarily limited to those steps or elements expressly listed, but may include other steps or elements not expressly listed or inherent to such process, method, article, or apparatus.

The above description is only a preferred embodiment of the present invention and is not intended to limit the present invention, and various modifications and changes may be made by 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 protection scope of the present invention.

Claims

1. A lid assembly, comprising:

a liner assembly (40);

inner cup (10), inner cup (10) are installed the bottom of inside lining subassembly (40), inner cup (10) are in including apron portion (11) and setting the turn-ups (12) of apron portion (11) periphery, turn-ups (12) orientation the bottom upset setting of apron portion (11), the echelonment structure setting is personally submitted in the longitudinal section of turn-ups (12), just the step number of echelonment structure is less than 3.

2. The pot cover assembly according to claim 1, characterized in that the flange (12) is provided with an annular protrusion (13) at the location where it connects to the cover plate portion (11), the annular protrusion (13) being located at the bottom of the inner lid (10).

3. The pot cover assembly according to claim 2, characterized in that one side of the cover plate part (11) away from the annular protrusion (13) is provided with an annular groove (14) corresponding to the annular protrusion (13), the cover plate part (11) is connected with the top end of the inner peripheral side wall (141) of the annular groove (14), and the flange (12) is connected with the top end of the outer peripheral side wall (142) of the annular groove (14).

4. The lid assembly according to claim 2, characterized in that the height H of the annular projection (13) is 1mm to 3 mm.

5. The lid assembly according to claim 3, characterized in that an opening angle (15) between an inner peripheral side wall (141) of the annular groove (14) and the lid portion (11) is 90 ° to 180 °.

6. The pot cover assembly according to claim 3, wherein the longitudinal section of the inner peripheral side wall (141) of the annular groove (14) is a first circular arc surface, the longitudinal section of the outer peripheral side wall (142) of the annular groove (14) is a second circular arc surface, the ends of the first circular arc surface and the second circular arc surface which are close to each other are in smooth transition connection, and the convex directions of the first circular arc surface and the second circular arc surface are deviated from each other.

7. Pot cover assembly according to claim 1, characterised in that the cover plate part (11) is provided integrally with the flange (12).

8. The lid assembly according to claim 1, wherein the stepped structure comprises a first step (122) and a second step (123), the second step (123) being located at a bottom end of the first step (122), a distance of the second step (123) to a central axis of the lid portion (11) being larger than a distance of the first step (122) to the central axis of the lid portion (11), a bottom end of the stepped structure being provided with an internal clasp (121).

9. The lid assembly according to claim 2, further comprising an inner lining plate (20) and a sealing ring (30), wherein the inner lining plate (20) is fixed at the bottom of the lid portion (11) through a locking member (50), and the sealing ring (30) is sleeved on the outer periphery of the inner lining plate (20) and is pressed at the annular protrusion (13) through the inner lining plate (20).

10. A cooking appliance comprising a lid assembly, wherein the lid assembly is as claimed in any one of claims 1 to 9.